Ruby: ext/win32ole/win32ole.c Source File

00001 /*
00002  *  (c) 1995 Microsoft Corporation. All rights reserved.
00003  *  Developed by ActiveWare Internet Corp., http://www.ActiveWare.com
00004  *
00005  *  Other modifications Copyright (c) 1997, 1998 by Gurusamy Sarathy
00006  *  <gsar@umich.edu> and Jan Dubois <jan.dubois@ibm.net>
00007  *
00008  *  You may distribute under the terms of either the GNU General Public
00009  *  License or the Artistic License, as specified in the README file
00010  *  of the Perl distribution.
00011  *
00012  */
00013 
00014 /*
00015   modified for win32ole (ruby) by Masaki.Suketa <masaki.suketa@nifty.ne.jp>
00016  */
00017 
00018 #include "ruby/ruby.h"
00019 #include "ruby/st.h"
00020 #include "ruby/encoding.h"
00021 
00022 #define GNUC_OLDER_3_4_4 \
00023     ((__GNUC__ < 3) || \
00024      ((__GNUC__ <= 3) && (__GNUC_MINOR__ < 4)) || \
00025      ((__GNUC__ <= 3) && (__GNUC_MINOR__ <= 4) && (__GNUC_PATCHLEVEL__ <= 4)))
00026 
00027 #if (defined(__GNUC__)) && (GNUC_OLDER_3_4_4)
00028 #ifndef NONAMELESSUNION
00029 #define NONAMELESSUNION 1
00030 #endif
00031 #endif
00032 
00033 #include <ctype.h>
00034 
00035 #include <windows.h>
00036 #include <ocidl.h>
00037 #include <olectl.h>
00038 #include <ole2.h>
00039 #if defined(HAVE_TYPE_IMULTILANGUAGE2) || defined(HAVE_TYPE_IMULTILANGUAGE)
00040 #include <mlang.h>
00041 #endif
00042 #include <stdlib.h>
00043 #include <math.h>
00044 #ifdef HAVE_STDARG_PROTOTYPES
00045 #include <stdarg.h>
00046 #define va_init_list(a,b) va_start(a,b)
00047 #else
00048 #include <varargs.h>
00049 #define va_init_list(a,b) va_start(a)
00050 #endif
00051 #include <objidl.h>
00052 
00053 #define DOUT fprintf(stderr,"[%d]\n",__LINE__)
00054 #define DOUTS(x) fprintf(stderr,"[%d]:" #x "=%s\n",__LINE__,x)
00055 #define DOUTMSG(x) fprintf(stderr, "[%d]:" #x "\n",__LINE__)
00056 #define DOUTI(x) fprintf(stderr, "[%ld]:" #x "=%d\n",__LINE__,x)
00057 #define DOUTD(x) fprintf(stderr, "[%d]:" #x "=%f\n",__LINE__,x)
00058 
00059 #if (defined(__GNUC__)) && (GNUC_OLDER_3_4_4)
00060 #define V_UNION1(X, Y) ((X)->u.Y)
00061 #else
00062 #define V_UNION1(X, Y) ((X)->Y)
00063 #endif
00064 
00065 #if (defined(__GNUC__)) && (GNUC_OLDER_3_4_4)
00066 #undef V_UNION
00067 #define V_UNION(X,Y) ((X)->n1.n2.n3.Y)
00068 
00069 #undef V_VT
00070 #define V_VT(X) ((X)->n1.n2.vt)
00071 
00072 #undef V_BOOL
00073 #define V_BOOL(X) V_UNION(X,boolVal)
00074 #endif
00075 
00076 #ifndef V_I1REF
00077 #define V_I1REF(X) V_UNION(X, pcVal)
00078 #endif
00079 
00080 #ifndef V_UI2REF
00081 #define V_UI2REF(X) V_UNION(X, puiVal)
00082 #endif
00083 
00084 #ifndef V_INT
00085 #define V_INT(X) V_UNION(X, intVal)
00086 #endif
00087 
00088 #ifndef V_INTREF
00089 #define V_INTREF(X) V_UNION(X, pintVal)
00090 #endif
00091 
00092 #ifndef V_UINT
00093 #define V_UINT(X) V_UNION(X, uintVal)
00094 #endif
00095 
00096 #ifndef V_UINTREF
00097 #define V_UINTREF(X) V_UNION(X, puintVal)
00098 #endif
00099 
00100 /*
00101  * unfortunately IID_IMultiLanguage2 is not included in any libXXX.a
00102  * in Cygwin(mingw32).
00103  */
00104 #if defined(__CYGWIN__) ||  defined(__MINGW32__)
00105 #undef IID_IMultiLanguage2
00106 const IID IID_IMultiLanguage2 = {0xDCCFC164, 0x2B38, 0x11d2, {0xB7, 0xEC, 0x00, 0xC0, 0x4F, 0x8F, 0x5D, 0x9A}};
00107 #endif
00108 
00109 #define OLE_RELEASE(X) (X) ? ((X)->lpVtbl->Release(X)) : 0
00110 
00111 #define OLE_ADDREF(X) (X) ? ((X)->lpVtbl->AddRef(X)) : 0
00112 
00113 #define OLE_GET_TYPEATTR(X, Y) ((X)->lpVtbl->GetTypeAttr((X), (Y)))
00114 #define OLE_RELEASE_TYPEATTR(X, Y) ((X)->lpVtbl->ReleaseTypeAttr((X), (Y)))
00115 
00116 #define OLE_FREE(x) {\
00117     if(g_ole_initialized == TRUE) {\
00118         if(x) {\
00119             OLE_RELEASE(x);\
00120             (x) = 0;\
00121         }\
00122     }\
00123 }
00124 
00125 #define OLEData_Get_Struct(obj, pole) {\
00126     Data_Get_Struct(obj, struct oledata, pole);\
00127     if(!pole->pDispatch) {\
00128         rb_raise(rb_eRuntimeError, "failed to get Dispatch Interface");\
00129     }\
00130 }
00131 
00132 #ifdef HAVE_LONG_LONG
00133 #define I8_2_NUM LL2NUM
00134 #define UI8_2_NUM ULL2NUM
00135 #define NUM2I8  NUM2LL
00136 #define NUM2UI8 NUM2ULL
00137 #else
00138 #define I8_2_NUM INT2NUM
00139 #define UI8_2_NUM UINT2NUM
00140 #define NUM2I8  NUM2INT
00141 #define NUM2UI8 NUM2UINT
00142 #endif
00143 
00144 #define WC2VSTR(x) ole_wc2vstr((x), TRUE)
00145 
00146 #define WIN32OLE_VERSION "1.5.4"
00147 
00148 typedef HRESULT (STDAPICALLTYPE FNCOCREATEINSTANCEEX)
00149     (REFCLSID, IUnknown*, DWORD, COSERVERINFO*, DWORD, MULTI_QI*);
00150 
00151 typedef HWND (WINAPI FNHTMLHELP)(HWND hwndCaller, LPCSTR pszFile,
00152                                  UINT uCommand, DWORD dwData);
00153 typedef BOOL (FNENUMSYSEMCODEPAGES) (CODEPAGE_ENUMPROC, DWORD);
00154 typedef struct {
00155     struct IEventSinkVtbl * lpVtbl;
00156 } IEventSink, *PEVENTSINK;
00157 
00158 typedef struct IEventSinkVtbl IEventSinkVtbl;
00159 
00160 struct IEventSinkVtbl {
00161     STDMETHOD(QueryInterface)(
00162         PEVENTSINK,
00163         REFIID,
00164         LPVOID *);
00165     STDMETHOD_(ULONG, AddRef)(PEVENTSINK);
00166     STDMETHOD_(ULONG, Release)(PEVENTSINK);
00167 
00168     STDMETHOD(GetTypeInfoCount)(
00169         PEVENTSINK,
00170         UINT *);
00171     STDMETHOD(GetTypeInfo)(
00172         PEVENTSINK,
00173         UINT,
00174         LCID,
00175         ITypeInfo **);
00176     STDMETHOD(GetIDsOfNames)(
00177         PEVENTSINK,
00178         REFIID,
00179         OLECHAR **,
00180         UINT,
00181         LCID,
00182         DISPID *);
00183     STDMETHOD(Invoke)(
00184         PEVENTSINK,
00185         DISPID,
00186         REFIID,
00187         LCID,
00188         WORD,
00189         DISPPARAMS *,
00190         VARIANT *,
00191         EXCEPINFO *,
00192         UINT *);
00193 };
00194 
00195 typedef struct tagIEVENTSINKOBJ {
00196     IEventSinkVtbl *lpVtbl;
00197     DWORD m_cRef;
00198     IID m_iid;
00199     int m_event_id;
00200     ITypeInfo *pTypeInfo;
00201 }IEVENTSINKOBJ, *PIEVENTSINKOBJ;
00202 
00203 VALUE cWIN32OLE;
00204 VALUE cWIN32OLE_TYPELIB;
00205 VALUE cWIN32OLE_TYPE;
00206 VALUE cWIN32OLE_VARIABLE;
00207 VALUE cWIN32OLE_METHOD;
00208 VALUE cWIN32OLE_PARAM;
00209 VALUE cWIN32OLE_EVENT;
00210 VALUE cWIN32OLE_VARIANT;
00211 VALUE eWIN32OLERuntimeError;
00212 VALUE mWIN32OLE_VARIANT;
00213 VALUE cWIN32OLE_PROPERTY;
00214 
00215 static VALUE ary_ole_event;
00216 static ID id_events;
00217 #if defined(RB_THREAD_SPECIFIC) && (defined(__CYGWIN__) || defined(__MINGW32__))
00218 static RB_THREAD_SPECIFIC BOOL g_ole_initialized;
00219 # define g_ole_initialized_init() ((void)0)
00220 # define g_ole_initialized_set(val) (g_ole_initialized = (val))
00221 #else
00222 static volatile DWORD g_ole_initialized_key = TLS_OUT_OF_INDEXES;
00223 # define g_ole_initialized (BOOL)TlsGetValue(g_ole_initialized_key)
00224 # define g_ole_initialized_init() (g_ole_initialized_key = TlsAlloc())
00225 # define g_ole_initialized_set(val) TlsSetValue(g_ole_initialized_key, (void*)(val))
00226 #endif
00227 static BOOL g_uninitialize_hooked = FALSE;
00228 static BOOL g_cp_installed = FALSE;
00229 static BOOL g_lcid_installed = FALSE;
00230 static HINSTANCE ghhctrl = NULL;
00231 static HINSTANCE gole32 = NULL;
00232 static FNCOCREATEINSTANCEEX *gCoCreateInstanceEx = NULL;
00233 static VALUE com_hash;
00234 static IDispatchVtbl com_vtbl;
00235 static UINT cWIN32OLE_cp = CP_ACP;
00236 static LCID cWIN32OLE_lcid = LOCALE_SYSTEM_DEFAULT;
00237 static rb_encoding *cWIN32OLE_enc;
00238 static UINT g_cp_to_check = CP_ACP;
00239 static char g_lcid_to_check[8 + 1];
00240 static VARTYPE g_nil_to = VT_ERROR;
00241 static st_table *enc2cp_table;
00242 static IMessageFilterVtbl message_filter;
00243 static IMessageFilter imessage_filter = { &message_filter };
00244 static IMessageFilter* previous_filter;
00245 
00246 #if defined(HAVE_TYPE_IMULTILANGUAGE2)
00247 static IMultiLanguage2 *pIMultiLanguage = NULL;
00248 #elif defined(HAVE_TYPE_IMULTILANGUAGE)
00249 static IMultiLanguage *pIMultiLanguage = NULL;
00250 #else
00251 #define pIMultiLanguage NULL /* dummy */
00252 #endif
00253 
00254 struct oledata {
00255     IDispatch *pDispatch;
00256 };
00257 
00258 struct oletypelibdata {
00259     ITypeLib *pTypeLib;
00260 };
00261 
00262 struct oletypedata {
00263     ITypeInfo *pTypeInfo;
00264 };
00265 
00266 struct olemethoddata {
00267     ITypeInfo *pOwnerTypeInfo;
00268     ITypeInfo *pTypeInfo;
00269     UINT index;
00270 };
00271 
00272 struct olevariabledata {
00273     ITypeInfo *pTypeInfo;
00274     UINT index;
00275 };
00276 
00277 struct oleparamdata {
00278     ITypeInfo *pTypeInfo;
00279     UINT method_index;
00280     UINT index;
00281 };
00282 
00283 struct oleeventdata {
00284     DWORD dwCookie;
00285     IConnectionPoint *pConnectionPoint;
00286     long event_id;
00287 };
00288 
00289 struct oleparam {
00290     DISPPARAMS dp;
00291     OLECHAR** pNamedArgs;
00292 };
00293 
00294 struct olevariantdata {
00295     VARIANT realvar;
00296     VARIANT var;
00297 };
00298 
00299 
00300 static HRESULT ( STDMETHODCALLTYPE QueryInterface )(IDispatch __RPC_FAR *, REFIID riid, void __RPC_FAR *__RPC_FAR *ppvObject);
00301 static ULONG ( STDMETHODCALLTYPE AddRef )(IDispatch __RPC_FAR * This);
00302 static ULONG ( STDMETHODCALLTYPE Release )(IDispatch __RPC_FAR * This);
00303 static HRESULT ( STDMETHODCALLTYPE GetTypeInfoCount )(IDispatch __RPC_FAR * This, UINT __RPC_FAR *pctinfo);
00304 static HRESULT ( STDMETHODCALLTYPE GetTypeInfo )(IDispatch __RPC_FAR * This, UINT iTInfo, LCID lcid, ITypeInfo __RPC_FAR *__RPC_FAR *ppTInfo);
00305 static HRESULT ( STDMETHODCALLTYPE GetIDsOfNames )(IDispatch __RPC_FAR * This, REFIID riid, LPOLESTR __RPC_FAR *rgszNames, UINT cNames, LCID lcid, DISPID __RPC_FAR *rgDispId);
00306 static HRESULT ( STDMETHODCALLTYPE Invoke )( IDispatch __RPC_FAR * This, DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS __RPC_FAR *pDispParams, VARIANT __RPC_FAR *pVarResult, EXCEPINFO __RPC_FAR *pExcepInfo, UINT __RPC_FAR *puArgErr);
00307 static IDispatch* val2dispatch(VALUE val);
00308 static double rbtime2vtdate(VALUE tmobj);
00309 static VALUE vtdate2rbtime(double date);
00310 static rb_encoding *ole_cp2encoding(UINT cp);
00311 static UINT ole_encoding2cp(rb_encoding *enc);
00312 NORETURN(static void failed_load_conv51932(void));
00313 #ifndef pIMultiLanguage
00314 static void load_conv_function51932(void);
00315 #endif
00316 static UINT ole_init_cp(void);
00317 static char *ole_wc2mb(LPWSTR pw);
00318 static VALUE ole_hresult2msg(HRESULT hr);
00319 static void ole_freeexceptinfo(EXCEPINFO *pExInfo);
00320 static VALUE ole_excepinfo2msg(EXCEPINFO *pExInfo);
00321 static void ole_raise(HRESULT hr, VALUE ecs, const char *fmt, ...);
00322 static void ole_initialize(void);
00323 static void ole_msg_loop(void);
00324 static void ole_free(struct oledata *pole);
00325 static void oletypelib_free(struct oletypelibdata *poletypelib);
00326 static void oletype_free(struct oletypedata *poletype);
00327 static void olemethod_free(struct olemethoddata *polemethod);
00328 static void olevariable_free(struct olevariabledata *polevar);
00329 static void oleparam_free(struct oleparamdata *pole);
00330 static LPWSTR ole_vstr2wc(VALUE vstr);
00331 static LPWSTR ole_mb2wc(char *pm, int len);
00332 static VALUE ole_wc2vstr(LPWSTR pw, BOOL isfree);
00333 static VALUE ole_ary_m_entry(VALUE val, long *pid);
00334 static void * get_ptr_of_variant(VARIANT *pvar);
00335 static VALUE is_all_index_under(long *pid, long *pub, long dim);
00336 static void ole_set_safe_array(long n, SAFEARRAY *psa, long *pid, long *pub, VALUE val, long dim,  VARTYPE vt);
00337 static long dimension(VALUE val);
00338 static long ary_len_of_dim(VALUE ary, long dim);
00339 static HRESULT ole_val_ary2variant_ary(VALUE val, VARIANT *var, VARTYPE vt);
00340 static void ole_val2variant(VALUE val, VARIANT *var);
00341 static void ole_val2variant_ex(VALUE val, VARIANT *var, VARTYPE vt);
00342 static void ole_val2ptr_variant(VALUE val, VARIANT *var);
00343 static void ole_set_byref(VARIANT *realvar, VARIANT *var,  VARTYPE vt);
00344 static void ole_val2olevariantdata(VALUE val, VARTYPE vt, struct olevariantdata *pvar);
00345 static void ole_val2variant2(VALUE val, VARIANT *var);
00346 static VALUE make_inspect(const char *class_name, VALUE detail);
00347 static VALUE default_inspect(VALUE self, const char *class_name);
00348 static VALUE ole_set_member(VALUE self, IDispatch *dispatch);
00349 static VALUE fole_s_allocate(VALUE klass);
00350 static VALUE create_win32ole_object(VALUE klass, IDispatch *pDispatch, int argc, VALUE *argv);
00351 static VALUE ary_new_dim(VALUE myary, long *pid, long *plb, long dim);
00352 static void ary_store_dim(VALUE myary, long *pid, long *plb, long dim, VALUE val);
00353 static VALUE ole_variant2val(VARIANT *pvar);
00354 static LONG reg_open_key(HKEY hkey, const char *name, HKEY *phkey);
00355 static LONG reg_open_vkey(HKEY hkey, VALUE key, HKEY *phkey);
00356 static VALUE reg_enum_key(HKEY hkey, DWORD i);
00357 static VALUE reg_get_val(HKEY hkey, const char *subkey);
00358 static VALUE reg_get_typelib_file_path(HKEY hkey);
00359 static VALUE typelib_file_from_clsid(VALUE ole);
00360 static VALUE typelib_file_from_typelib(VALUE ole);
00361 static VALUE typelib_file(VALUE ole);
00362 static void ole_const_load(ITypeLib *pTypeLib, VALUE klass, VALUE self);
00363 static HRESULT clsid_from_remote(VALUE host, VALUE com, CLSID *pclsid);
00364 static VALUE ole_create_dcom(VALUE self, VALUE ole, VALUE host, VALUE others);
00365 static VALUE ole_bind_obj(VALUE moniker, int argc, VALUE *argv, VALUE self);
00366 static VALUE fole_s_connect(int argc, VALUE *argv, VALUE self);
00367 static VALUE fole_s_const_load(int argc, VALUE *argv, VALUE self);
00368 static VALUE ole_types_from_typelib(ITypeLib *pTypeLib, VALUE classes);
00369 static ULONG reference_count(struct oledata * pole);
00370 static VALUE fole_s_reference_count(VALUE self, VALUE obj);
00371 static VALUE fole_s_free(VALUE self, VALUE obj);
00372 static HWND ole_show_help(VALUE helpfile, VALUE helpcontext);
00373 static VALUE fole_s_show_help(int argc, VALUE *argv, VALUE self);
00374 static VALUE fole_s_get_code_page(VALUE self);
00375 static BOOL CALLBACK installed_code_page_proc(LPTSTR str);
00376 static BOOL code_page_installed(UINT cp);
00377 static VALUE fole_s_set_code_page(VALUE self, VALUE vcp);
00378 static VALUE fole_s_get_locale(VALUE self);
00379 static BOOL CALLBACK installed_lcid_proc(LPTSTR str);
00380 static BOOL lcid_installed(LCID lcid);
00381 static VALUE fole_s_set_locale(VALUE self, VALUE vlcid);
00382 static VALUE fole_s_create_guid(VALUE self);
00383 static VALUE fole_s_ole_initialize(VALUE self);
00384 static VALUE fole_s_ole_uninitialize(VALUE self);
00385 static VALUE fole_initialize(int argc, VALUE *argv, VALUE self);
00386 static VALUE hash2named_arg(VALUE pair, struct oleparam* pOp);
00387 static VALUE set_argv(VARIANTARG* realargs, unsigned int beg, unsigned int end);
00388 static VALUE ole_invoke(int argc, VALUE *argv, VALUE self, USHORT wFlags, BOOL is_bracket);
00389 static VALUE fole_invoke(int argc, VALUE *argv, VALUE self);
00390 static VALUE ole_invoke2(VALUE self, VALUE dispid, VALUE args, VALUE types, USHORT dispkind);
00391 static VALUE fole_invoke2(VALUE self, VALUE dispid, VALUE args, VALUE types);
00392 static VALUE fole_getproperty2(VALUE self, VALUE dispid, VALUE args, VALUE types);
00393 static VALUE fole_setproperty2(VALUE self, VALUE dispid, VALUE args, VALUE types);
00394 static VALUE fole_setproperty_with_bracket(int argc, VALUE *argv, VALUE self);
00395 static VALUE fole_setproperty(int argc, VALUE *argv, VALUE self);
00396 static VALUE fole_getproperty_with_bracket(int argc, VALUE *argv, VALUE self);
00397 static VALUE ole_propertyput(VALUE self, VALUE property, VALUE value);
00398 static VALUE fole_free(VALUE self);
00399 static VALUE ole_each_sub(VALUE pEnumV);
00400 static VALUE ole_ienum_free(VALUE pEnumV);
00401 static VALUE fole_each(VALUE self);
00402 static VALUE fole_missing(int argc, VALUE *argv, VALUE self);
00403 static VALUE ole_method_sub(VALUE self, ITypeInfo *pOwnerTypeInfo, ITypeInfo *pTypeInfo, VALUE name);
00404 static VALUE olemethod_from_typeinfo(VALUE self, ITypeInfo *pTypeInfo, VALUE name);
00405 static VALUE ole_methods_sub(ITypeInfo *pOwnerTypeInfo, ITypeInfo *pTypeInfo, VALUE methods, int mask);
00406 static VALUE ole_methods_from_typeinfo(ITypeInfo *pTypeInfo, int mask);
00407 static HRESULT typeinfo_from_ole(struct oledata *pole, ITypeInfo **ppti);
00408 static VALUE ole_methods(VALUE self, int mask);
00409 static VALUE fole_methods(VALUE self);
00410 static VALUE fole_get_methods(VALUE self);
00411 static VALUE fole_put_methods(VALUE self);
00412 static VALUE fole_func_methods(VALUE self);
00413 static VALUE ole_type_from_itypeinfo(ITypeInfo *pTypeInfo);
00414 static VALUE fole_type(VALUE self);
00415 static VALUE ole_typelib_from_itypeinfo(ITypeInfo *pTypeInfo);
00416 static VALUE fole_typelib(VALUE self);
00417 static VALUE fole_query_interface(VALUE self, VALUE str_iid);
00418 static VALUE fole_respond_to(VALUE self, VALUE method);
00419 static HRESULT ole_docinfo_from_type(ITypeInfo *pTypeInfo, BSTR *name, BSTR *helpstr, DWORD *helpcontext, BSTR *helpfile);
00420 static VALUE ole_usertype2val(ITypeInfo *pTypeInfo, TYPEDESC *pTypeDesc, VALUE typedetails);
00421 static VALUE ole_ptrtype2val(ITypeInfo *pTypeInfo, TYPEDESC *pTypeDesc, VALUE typedetails);
00422 static VALUE ole_typedesc2val(ITypeInfo *pTypeInfo, TYPEDESC *pTypeDesc, VALUE typedetails);
00423 static VALUE fole_method_help(VALUE self, VALUE cmdname);
00424 static VALUE fole_activex_initialize(VALUE self);
00425 static VALUE foletype_s_ole_classes(VALUE self, VALUE typelib);
00426 static VALUE foletype_s_typelibs(VALUE self);
00427 static VALUE foletype_s_progids(VALUE self);
00428 static VALUE foletype_s_allocate(VALUE klass);
00429 static VALUE oletype_set_member(VALUE self, ITypeInfo *pTypeInfo, VALUE name);
00430 static VALUE oleclass_from_typelib(VALUE self, ITypeLib *pTypeLib, VALUE oleclass);
00431 static VALUE oletypelib_set_member(VALUE self, ITypeLib *pTypeLib);
00432 static ITypeLib * oletypelib_get_typelib(VALUE self);
00433 static void oletypelib_get_libattr(ITypeLib *pTypeLib, TLIBATTR **ppTLibAttr);
00434 static VALUE foletypelib_s_typelibs(VALUE self);
00435 static VALUE make_version_str(VALUE major, VALUE minor);
00436 static VALUE oletypelib_search_registry2(VALUE self, VALUE args);
00437 static VALUE oletypelib_search_registry(VALUE self, VALUE typelib);
00438 static VALUE foletypelib_s_allocate(VALUE klass);
00439 static VALUE foletypelib_initialize(VALUE self, VALUE args);
00440 static VALUE foletypelib_guid(VALUE self);
00441 static VALUE foletypelib_name(VALUE self);
00442 static VALUE foletypelib_version(VALUE self);
00443 static VALUE foletypelib_major_version(VALUE self);
00444 static VALUE foletypelib_minor_version(VALUE self);
00445 static VALUE oletypelib_path(VALUE guid, VALUE version);
00446 static HRESULT oletypelib_from_guid(VALUE guid, VALUE version, ITypeLib **ppTypeLib);
00447 static VALUE foletypelib_path(VALUE self);
00448 static VALUE foletypelib_visible(VALUE self);
00449 static VALUE foletypelib_library_name(VALUE self);
00450 static VALUE foletypelib_ole_types(VALUE self);
00451 static VALUE foletypelib_inspect(VALUE self);
00452 static VALUE foletype_initialize(VALUE self, VALUE typelib, VALUE oleclass);
00453 static VALUE foletype_name(VALUE self);
00454 static VALUE ole_ole_type(ITypeInfo *pTypeInfo);
00455 static VALUE foletype_ole_type(VALUE self);
00456 static VALUE ole_type_guid(ITypeInfo *pTypeInfo);
00457 static VALUE foletype_guid(VALUE self);
00458 static VALUE ole_type_progid(ITypeInfo *pTypeInfo);
00459 static VALUE foletype_progid(VALUE self);
00460 static VALUE ole_type_visible(ITypeInfo *pTypeInfo);
00461 static VALUE foletype_visible(VALUE self);
00462 static VALUE ole_type_major_version(ITypeInfo *pTypeInfo);
00463 static VALUE foletype_major_version(VALUE self);
00464 static VALUE ole_type_minor_version(ITypeInfo *pTypeInfo);
00465 static VALUE foletype_minor_version(VALUE self);
00466 static VALUE ole_type_typekind(ITypeInfo *pTypeInfo);
00467 static VALUE foletype_typekind(VALUE self);
00468 static VALUE ole_type_helpstring(ITypeInfo *pTypeInfo);
00469 static VALUE foletype_helpstring(VALUE self);
00470 static VALUE ole_type_src_type(ITypeInfo *pTypeInfo);
00471 static VALUE foletype_src_type(VALUE self);
00472 static VALUE ole_type_helpfile(ITypeInfo *pTypeInfo);
00473 static VALUE foletype_helpfile(VALUE self);
00474 static VALUE ole_type_helpcontext(ITypeInfo *pTypeInfo);
00475 static VALUE foletype_helpcontext(VALUE self);
00476 static VALUE foletype_ole_typelib(VALUE self);
00477 static VALUE ole_type_impl_ole_types(ITypeInfo *pTypeInfo, int implflags);
00478 static VALUE foletype_impl_ole_types(VALUE self);
00479 static VALUE foletype_source_ole_types(VALUE self);
00480 static VALUE foletype_default_event_sources(VALUE self);
00481 static VALUE foletype_default_ole_types(VALUE self);
00482 static VALUE foletype_inspect(VALUE self);
00483 static VALUE ole_variables(ITypeInfo *pTypeInfo);
00484 static VALUE foletype_variables(VALUE self);
00485 static VALUE foletype_methods(VALUE self);
00486 static VALUE folevariable_name(VALUE self);
00487 static VALUE ole_variable_ole_type(ITypeInfo *pTypeInfo, UINT var_index);
00488 static VALUE folevariable_ole_type(VALUE self);
00489 static VALUE ole_variable_ole_type_detail(ITypeInfo *pTypeInfo, UINT var_index);
00490 static VALUE folevariable_ole_type_detail(VALUE self);
00491 static VALUE ole_variable_value(ITypeInfo *pTypeInfo, UINT var_index);
00492 static VALUE folevariable_value(VALUE self);
00493 static VALUE ole_variable_visible(ITypeInfo *pTypeInfo, UINT var_index);
00494 static VALUE folevariable_visible(VALUE self);
00495 static VALUE ole_variable_kind(ITypeInfo *pTypeInfo, UINT var_index);
00496 static VALUE folevariable_variable_kind(VALUE self);
00497 static VALUE ole_variable_varkind(ITypeInfo *pTypeInfo, UINT var_index);
00498 static VALUE folevariable_varkind(VALUE self);
00499 static VALUE folevariable_inspect(VALUE self);
00500 static VALUE olemethod_set_member(VALUE self, ITypeInfo *pTypeInfo, ITypeInfo *pOwnerTypeInfo, int index, VALUE name);
00501 static VALUE folemethod_s_allocate(VALUE klass);
00502 static VALUE folemethod_initialize(VALUE self, VALUE oletype, VALUE method);
00503 static VALUE folemethod_name(VALUE self);
00504 static VALUE ole_method_return_type(ITypeInfo *pTypeInfo, UINT method_index);
00505 static VALUE folemethod_return_type(VALUE self);
00506 static VALUE ole_method_return_vtype(ITypeInfo *pTypeInfo, UINT method_index);
00507 static VALUE folemethod_return_vtype(VALUE self);
00508 static VALUE ole_method_return_type_detail(ITypeInfo *pTypeInfo, UINT method_index);
00509 static VALUE folemethod_return_type_detail(VALUE self);
00510 static VALUE ole_method_invkind(ITypeInfo *pTypeInfo, UINT method_index);
00511 static VALUE ole_method_invoke_kind(ITypeInfo *pTypeInfo, UINT method_index);
00512 static VALUE folemethod_invkind(VALUE self);
00513 static VALUE folemethod_invoke_kind(VALUE self);
00514 static VALUE ole_method_visible(ITypeInfo *pTypeInfo, UINT method_index);
00515 static VALUE folemethod_visible(VALUE self);
00516 static VALUE ole_method_event(ITypeInfo *pTypeInfo, UINT method_index, VALUE method_name);
00517 static VALUE folemethod_event(VALUE self);
00518 static VALUE folemethod_event_interface(VALUE self);
00519 static VALUE ole_method_docinfo_from_type(ITypeInfo *pTypeInfo, UINT method_index, BSTR *name, BSTR *helpstr, DWORD *helpcontext, BSTR *helpfile);
00520 static VALUE ole_method_helpstring(ITypeInfo *pTypeInfo, UINT method_index);
00521 static VALUE folemethod_helpstring(VALUE self);
00522 static VALUE ole_method_helpfile(ITypeInfo *pTypeInfo, UINT method_index);
00523 static VALUE folemethod_helpfile(VALUE self);
00524 static VALUE ole_method_helpcontext(ITypeInfo *pTypeInfo, UINT method_index);
00525 static VALUE folemethod_helpcontext(VALUE self);
00526 static VALUE ole_method_dispid(ITypeInfo *pTypeInfo, UINT method_index);
00527 static VALUE folemethod_dispid(VALUE self);
00528 static VALUE ole_method_offset_vtbl(ITypeInfo *pTypeInfo, UINT method_index);
00529 static VALUE folemethod_offset_vtbl(VALUE self);
00530 static VALUE ole_method_size_params(ITypeInfo *pTypeInfo, UINT method_index);
00531 static VALUE folemethod_size_params(VALUE self);
00532 static VALUE ole_method_size_opt_params(ITypeInfo *pTypeInfo, UINT method_index);
00533 static VALUE folemethod_size_opt_params(VALUE self);
00534 static VALUE ole_method_params(ITypeInfo *pTypeInfo, UINT method_index);
00535 static VALUE folemethod_params(VALUE self);
00536 static VALUE folemethod_inspect(VALUE self);
00537 static VALUE foleparam_s_allocate(VALUE klass);
00538 static VALUE oleparam_ole_param_from_index(VALUE self, ITypeInfo *pTypeInfo, UINT method_index, int param_index);
00539 static VALUE oleparam_ole_param(VALUE self, VALUE olemethod, int n);
00540 static VALUE foleparam_initialize(VALUE self, VALUE olemethod, VALUE n);
00541 static VALUE foleparam_name(VALUE self);
00542 static VALUE ole_param_ole_type(ITypeInfo *pTypeInfo, UINT method_index, UINT index);
00543 static VALUE foleparam_ole_type(VALUE self);
00544 static VALUE ole_param_ole_type_detail(ITypeInfo *pTypeInfo, UINT method_index, UINT index);
00545 static VALUE foleparam_ole_type_detail(VALUE self);
00546 static VALUE ole_param_flag_mask(ITypeInfo *pTypeInfo, UINT method_index, UINT index, USHORT mask);
00547 static VALUE foleparam_input(VALUE self);
00548 static VALUE foleparam_output(VALUE self);
00549 static VALUE foleparam_optional(VALUE self);
00550 static VALUE foleparam_retval(VALUE self);
00551 static VALUE ole_param_default(ITypeInfo *pTypeInfo, UINT method_index, UINT index);
00552 static VALUE foleparam_default(VALUE self);
00553 static VALUE foleparam_inspect(VALUE self);
00554 static long ole_search_event_at(VALUE ary, VALUE ev);
00555 static VALUE ole_search_event(VALUE ary, VALUE ev, BOOL  *is_default);
00556 static VALUE ole_search_handler_method(VALUE handler, VALUE ev, BOOL *is_default_handler);
00557 static void ole_delete_event(VALUE ary, VALUE ev);
00558 static void hash2ptr_dispparams(VALUE hash, ITypeInfo *pTypeInfo, DISPID dispid, DISPPARAMS *pdispparams);
00559 static VALUE hash2result(VALUE hash);
00560 static void ary2ptr_dispparams(VALUE ary, DISPPARAMS *pdispparams);
00561 static VALUE exec_callback(VALUE arg);
00562 static VALUE rescue_callback(VALUE arg);
00563 static HRESULT find_iid(VALUE ole, char *pitf, IID *piid, ITypeInfo **ppTypeInfo);
00564 static HRESULT find_coclass(ITypeInfo *pTypeInfo, TYPEATTR *pTypeAttr, ITypeInfo **pTypeInfo2, TYPEATTR **pTypeAttr2);
00565 static HRESULT find_default_source_from_typeinfo(ITypeInfo *pTypeInfo, TYPEATTR *pTypeAttr, ITypeInfo **ppTypeInfo);
00566 static HRESULT find_default_source(VALUE ole, IID *piid, ITypeInfo **ppTypeInfo);
00567 static void ole_event_free(struct oleeventdata *poleev);
00568 static VALUE fev_s_allocate(VALUE klass);
00569 static VALUE ev_advise(int argc, VALUE *argv, VALUE self);
00570 static VALUE fev_initialize(int argc, VALUE *argv, VALUE self);
00571 static VALUE fev_s_msg_loop(VALUE klass);
00572 static void add_event_call_back(VALUE obj, VALUE event, VALUE data);
00573 static VALUE ev_on_event(int argc, VALUE *argv, VALUE self, VALUE is_ary_arg);
00574 static VALUE fev_on_event(int argc, VALUE *argv, VALUE self);
00575 static VALUE fev_on_event_with_outargs(int argc, VALUE *argv, VALUE self);
00576 static VALUE fev_off_event(int argc, VALUE *argv, VALUE self);
00577 static VALUE fev_unadvise(VALUE self);
00578 static VALUE fev_set_handler(VALUE self, VALUE val);
00579 static VALUE fev_get_handler(VALUE self);
00580 static VALUE evs_push(VALUE ev);
00581 static VALUE evs_delete(long i);
00582 static VALUE evs_entry(long i);
00583 static VALUE evs_length(void);
00584 static void  olevariant_free(struct olevariantdata *pvar);
00585 static VALUE folevariant_s_allocate(VALUE klass);
00586 static VALUE folevariant_s_array(VALUE klass, VALUE dims, VALUE vvt);
00587 static VALUE folevariant_initialize(VALUE self, VALUE args);
00588 static long *ary2safe_array_index(int ary_size, VALUE *ary, SAFEARRAY *psa);
00589 static void unlock_safe_array(SAFEARRAY *psa);
00590 static SAFEARRAY *get_locked_safe_array(VALUE val);
00591 static VALUE folevariant_ary_aref(int argc, VALUE *argv, VALUE self);
00592 static VOID * val2variant_ptr(VALUE val, VARIANT *var, VARTYPE vt);
00593 static VALUE folevariant_ary_aset(int argc, VALUE *argv, VALUE self);
00594 static VALUE folevariant_value(VALUE self);
00595 static VALUE folevariant_vartype(VALUE self);
00596 static VALUE folevariant_set_value(VALUE self, VALUE val);
00597 static void init_enc2cp(void);
00598 static void free_enc2cp(void);
00599 
00600 static HRESULT (STDMETHODCALLTYPE mf_QueryInterface)(
00601     IMessageFilter __RPC_FAR * This,
00602     /* [in] */ REFIID riid,
00603     /* [iid_is][out] */ void __RPC_FAR *__RPC_FAR *ppvObject)
00604 {
00605     if (MEMCMP(riid, &IID_IUnknown, GUID, 1) == 0
00606         || MEMCMP(riid, &IID_IMessageFilter, GUID, 1) == 0)
00607     {
00608         *ppvObject = &message_filter;
00609         return S_OK;
00610     }
00611     return E_NOINTERFACE;
00612 }
00613 
00614 static ULONG (STDMETHODCALLTYPE mf_AddRef)(
00615     IMessageFilter __RPC_FAR * This)
00616 {
00617     return 1;
00618 }
00619 
00620 static ULONG (STDMETHODCALLTYPE mf_Release)(
00621     IMessageFilter __RPC_FAR * This)
00622 {
00623     return 1;
00624 }
00625 
00626 static DWORD (STDMETHODCALLTYPE mf_HandleInComingCall)(
00627     IMessageFilter __RPC_FAR * pThis,
00628     DWORD dwCallType,      //Type of incoming call
00629     HTASK threadIDCaller,  //Task handle calling this task
00630     DWORD dwTickCount,     //Elapsed tick count
00631     LPINTERFACEINFO lpInterfaceInfo //Pointer to INTERFACEINFO structure
00632     )
00633 {
00634 #ifdef DEBUG_MESSAGEFILTER
00635     printf("incoming %08X, %08X, %d\n", dwCallType, threadIDCaller, dwTickCount);
00636     fflush(stdout);
00637 #endif
00638     switch (dwCallType)
00639     {
00640     case CALLTYPE_ASYNC:
00641     case CALLTYPE_TOPLEVEL_CALLPENDING:
00642     case CALLTYPE_ASYNC_CALLPENDING:
00643         if (rb_during_gc()) {
00644             return SERVERCALL_RETRYLATER;
00645         }
00646         break;
00647     default:
00648         break;
00649     }
00650     if (previous_filter) {
00651         return previous_filter->lpVtbl->HandleInComingCall(previous_filter,
00652                                                    dwCallType,
00653                                                    threadIDCaller,
00654                                                    dwTickCount,
00655                                                    lpInterfaceInfo);
00656     }
00657     return SERVERCALL_ISHANDLED;
00658 }
00659 
00660 static DWORD (STDMETHODCALLTYPE mf_RetryRejectedCall)(
00661     IMessageFilter* pThis,
00662     HTASK threadIDCallee,  //Server task handle
00663     DWORD dwTickCount,     //Elapsed tick count
00664     DWORD dwRejectType     //Returned rejection message
00665     )
00666 {
00667     if (previous_filter) {
00668         return previous_filter->lpVtbl->RetryRejectedCall(previous_filter,
00669                                                   threadIDCallee,
00670                                                   dwTickCount,
00671                                                   dwRejectType);
00672     }
00673     return 1000;
00674 }
00675 
00676 static DWORD (STDMETHODCALLTYPE mf_MessagePending)(
00677     IMessageFilter* pThis,
00678     HTASK threadIDCallee,  //Called applications task handle
00679     DWORD dwTickCount,     //Elapsed tick count
00680     DWORD dwPendingType    //Call type
00681     )
00682 {
00683     if (rb_during_gc()) {
00684         return PENDINGMSG_WAITNOPROCESS;
00685     }
00686     if (previous_filter) {
00687         return previous_filter->lpVtbl->MessagePending(previous_filter,
00688                                                threadIDCallee,
00689                                                dwTickCount,
00690                                                dwPendingType);
00691     }
00692     return PENDINGMSG_WAITNOPROCESS;
00693 }
00694 
00695 typedef struct _Win32OLEIDispatch
00696 {
00697     IDispatch dispatch;
00698     ULONG refcount;
00699     VALUE obj;
00700 } Win32OLEIDispatch;
00701 
00702 static HRESULT ( STDMETHODCALLTYPE QueryInterface )(
00703     IDispatch __RPC_FAR * This,
00704     /* [in] */ REFIID riid,
00705     /* [iid_is][out] */ void __RPC_FAR *__RPC_FAR *ppvObject)
00706 {
00707     if (MEMCMP(riid, &IID_IUnknown, GUID, 1) == 0
00708         || MEMCMP(riid, &IID_IDispatch, GUID, 1) == 0)
00709     {
00710         Win32OLEIDispatch* p = (Win32OLEIDispatch*)This;
00711         p->refcount++;
00712         *ppvObject = This;
00713         return S_OK;
00714     }
00715     return E_NOINTERFACE;
00716 }
00717 
00718 static ULONG ( STDMETHODCALLTYPE AddRef )(
00719     IDispatch __RPC_FAR * This)
00720 {
00721     Win32OLEIDispatch* p = (Win32OLEIDispatch*)This;
00722     return ++(p->refcount);
00723 }
00724 
00725 static ULONG ( STDMETHODCALLTYPE Release )(
00726     IDispatch __RPC_FAR * This)
00727 {
00728     Win32OLEIDispatch* p = (Win32OLEIDispatch*)This;
00729     ULONG u = --(p->refcount);
00730     if (u == 0) {
00731         st_data_t key = p->obj;
00732         st_delete(DATA_PTR(com_hash), &key, 0);
00733         free(p);
00734     }
00735     return u;
00736 }
00737 
00738 static HRESULT ( STDMETHODCALLTYPE GetTypeInfoCount )(
00739     IDispatch __RPC_FAR * This,
00740     /* [out] */ UINT __RPC_FAR *pctinfo)
00741 {
00742     return E_NOTIMPL;
00743 }
00744 
00745 static HRESULT ( STDMETHODCALLTYPE GetTypeInfo )(
00746     IDispatch __RPC_FAR * This,
00747     /* [in] */ UINT iTInfo,
00748     /* [in] */ LCID lcid,
00749     /* [out] */ ITypeInfo __RPC_FAR *__RPC_FAR *ppTInfo)
00750 {
00751     return E_NOTIMPL;
00752 }
00753 
00754 
00755 static HRESULT ( STDMETHODCALLTYPE GetIDsOfNames )(
00756     IDispatch __RPC_FAR * This,
00757     /* [in] */ REFIID riid,
00758     /* [size_is][in] */ LPOLESTR __RPC_FAR *rgszNames,
00759     /* [in] */ UINT cNames,
00760     /* [in] */ LCID lcid,
00761     /* [size_is][out] */ DISPID __RPC_FAR *rgDispId)
00762 {
00763     /*
00764     Win32OLEIDispatch* p = (Win32OLEIDispatch*)This;
00765     */
00766     char* psz = ole_wc2mb(*rgszNames); // support only one method
00767     *rgDispId = rb_intern(psz);
00768     free(psz);
00769     return S_OK;
00770 }
00771 
00772 static /* [local] */ HRESULT ( STDMETHODCALLTYPE Invoke )(
00773     IDispatch __RPC_FAR * This,
00774     /* [in] */ DISPID dispIdMember,
00775     /* [in] */ REFIID riid,
00776     /* [in] */ LCID lcid,
00777     /* [in] */ WORD wFlags,
00778     /* [out][in] */ DISPPARAMS __RPC_FAR *pDispParams,
00779     /* [out] */ VARIANT __RPC_FAR *pVarResult,
00780     /* [out] */ EXCEPINFO __RPC_FAR *pExcepInfo,
00781     /* [out] */ UINT __RPC_FAR *puArgErr)
00782 {
00783     VALUE v;
00784     int i;
00785     int args = pDispParams->cArgs;
00786     Win32OLEIDispatch* p = (Win32OLEIDispatch*)This;
00787     VALUE* parg = ALLOCA_N(VALUE, args);
00788     for (i = 0; i < args; i++) {
00789         *(parg + i) = ole_variant2val(&pDispParams->rgvarg[args - i - 1]);
00790     }
00791     if (dispIdMember == DISPID_VALUE) {
00792         if (wFlags == DISPATCH_METHOD) {
00793             dispIdMember = rb_intern("call");
00794         } else if (wFlags & DISPATCH_PROPERTYGET) {
00795             dispIdMember = rb_intern("value");
00796         }
00797     }
00798     v = rb_funcall2(p->obj, dispIdMember, args, parg);
00799     ole_val2variant(v, pVarResult);
00800     return S_OK;
00801 }
00802 
00803 static IDispatch*
00804 val2dispatch(VALUE val)
00805 {
00806     struct st_table *tbl = DATA_PTR(com_hash);
00807     Win32OLEIDispatch* pdisp;
00808     st_data_t data;
00809 
00810     if (st_lookup(tbl, val, &data)) {
00811         pdisp = (Win32OLEIDispatch *)(data & ~FIXNUM_FLAG);
00812         pdisp->refcount++;
00813     }
00814     else {
00815         pdisp = ALLOC(Win32OLEIDispatch);
00816         pdisp->dispatch.lpVtbl = &com_vtbl;
00817         pdisp->refcount = 1;
00818         pdisp->obj = val;
00819         st_insert(tbl, val, (VALUE)pdisp | FIXNUM_FLAG);
00820     }
00821     return &pdisp->dispatch;
00822 }
00823 
00824 static double
00825 rbtime2vtdate(VALUE tmobj)
00826 {
00827     SYSTEMTIME st;
00828     double t = 0;
00829     memset(&st, 0, sizeof(SYSTEMTIME));
00830     st.wYear = FIX2INT(rb_funcall(tmobj, rb_intern("year"), 0));
00831     st.wMonth = FIX2INT(rb_funcall(tmobj, rb_intern("month"), 0));
00832     st.wDay = FIX2INT(rb_funcall(tmobj, rb_intern("mday"), 0));
00833     st.wHour = FIX2INT(rb_funcall(tmobj, rb_intern("hour"), 0));
00834     st.wMinute = FIX2INT(rb_funcall(tmobj, rb_intern("min"), 0));
00835     st.wSecond = FIX2INT(rb_funcall(tmobj, rb_intern("sec"), 0));
00836     st.wMilliseconds = FIX2INT(rb_funcall(tmobj, rb_intern("nsec"), 0)) / 1000000;
00837     SystemTimeToVariantTime(&st, &t);
00838     return t;
00839 }
00840 
00841 static VALUE
00842 vtdate2rbtime(double date)
00843 {
00844     SYSTEMTIME st;
00845     VALUE v;
00846     VariantTimeToSystemTime(date, &st);
00847 
00848     v = rb_funcall(rb_cTime, rb_intern("new"), 6,
00849                       INT2FIX(st.wYear),
00850                       INT2FIX(st.wMonth),
00851                       INT2FIX(st.wDay),
00852                       INT2FIX(st.wHour),
00853                       INT2FIX(st.wMinute),
00854                       INT2FIX(st.wSecond));
00855     if (st.wMilliseconds > 0) {
00856         return rb_funcall(v, rb_intern("+"), 1, rb_float_new((double)(st.wMilliseconds / 1000.0)));
00857     }
00858     return v;
00859 }
00860 
00861 #define ENC_MACHING_CP(enc,encname,cp) if(strcasecmp(rb_enc_name((enc)),(encname)) == 0) return cp
00862 
00863 static UINT ole_encoding2cp(rb_encoding *enc)
00864 {
00865     /*
00866      * Is there any better solution to convert
00867      * Ruby encoding to Windows codepage???
00868      */
00869     ENC_MACHING_CP(enc, "Big5", 950);
00870     ENC_MACHING_CP(enc, "CP51932", 51932);
00871     ENC_MACHING_CP(enc, "CP850", 850);
00872     ENC_MACHING_CP(enc, "CP852", 852);
00873     ENC_MACHING_CP(enc, "CP855", 855);
00874     ENC_MACHING_CP(enc, "CP949", 949);
00875     ENC_MACHING_CP(enc, "EUC-JP", 20932);
00876     ENC_MACHING_CP(enc, "EUC-KR", 51949);
00877     ENC_MACHING_CP(enc, "EUC-TW", 51950);
00878     ENC_MACHING_CP(enc, "GB18030", 54936);
00879     ENC_MACHING_CP(enc, "GB2312", 20936);
00880     ENC_MACHING_CP(enc, "GBK", 936);
00881     ENC_MACHING_CP(enc, "IBM437", 437);
00882     ENC_MACHING_CP(enc, "IBM737", 737);
00883     ENC_MACHING_CP(enc, "IBM775", 775);
00884     ENC_MACHING_CP(enc, "IBM852", 852);
00885     ENC_MACHING_CP(enc, "IBM855", 855);
00886     ENC_MACHING_CP(enc, "IBM857", 857);
00887     ENC_MACHING_CP(enc, "IBM860", 860);
00888     ENC_MACHING_CP(enc, "IBM861", 861);
00889     ENC_MACHING_CP(enc, "IBM862", 862);
00890     ENC_MACHING_CP(enc, "IBM863", 863);
00891     ENC_MACHING_CP(enc, "IBM864", 864);
00892     ENC_MACHING_CP(enc, "IBM865", 865);
00893     ENC_MACHING_CP(enc, "IBM866", 866);
00894     ENC_MACHING_CP(enc, "IBM869", 869);
00895     ENC_MACHING_CP(enc, "ISO-2022-JP", 50220);
00896     ENC_MACHING_CP(enc, "ISO-8859-1", 28591);
00897     ENC_MACHING_CP(enc, "ISO-8859-15", 28605);
00898     ENC_MACHING_CP(enc, "ISO-8859-2", 28592);
00899     ENC_MACHING_CP(enc, "ISO-8859-3", 28593);
00900     ENC_MACHING_CP(enc, "ISO-8859-4", 28594);
00901     ENC_MACHING_CP(enc, "ISO-8859-5", 28595);
00902     ENC_MACHING_CP(enc, "ISO-8859-6", 28596);
00903     ENC_MACHING_CP(enc, "ISO-8859-7", 28597);
00904     ENC_MACHING_CP(enc, "ISO-8859-8", 28598);
00905     ENC_MACHING_CP(enc, "ISO-8859-9", 28599);
00906     ENC_MACHING_CP(enc, "KOI8-R", 20866);
00907     ENC_MACHING_CP(enc, "KOI8-U", 21866);
00908     ENC_MACHING_CP(enc, "Shift_JIS", 932);
00909     ENC_MACHING_CP(enc, "UTF-16BE", 1201);
00910     ENC_MACHING_CP(enc, "UTF-16LE", 1200);
00911     ENC_MACHING_CP(enc, "UTF-7", 65000);
00912     ENC_MACHING_CP(enc, "UTF-8", 65001);
00913     ENC_MACHING_CP(enc, "Windows-1250", 1250);
00914     ENC_MACHING_CP(enc, "Windows-1251", 1251);
00915     ENC_MACHING_CP(enc, "Windows-1252", 1252);
00916     ENC_MACHING_CP(enc, "Windows-1253", 1253);
00917     ENC_MACHING_CP(enc, "Windows-1254", 1254);
00918     ENC_MACHING_CP(enc, "Windows-1255", 1255);
00919     ENC_MACHING_CP(enc, "Windows-1256", 1256);
00920     ENC_MACHING_CP(enc, "Windows-1257", 1257);
00921     ENC_MACHING_CP(enc, "Windows-1258", 1258);
00922     ENC_MACHING_CP(enc, "Windows-31J", 932);
00923     ENC_MACHING_CP(enc, "Windows-874", 874);
00924     ENC_MACHING_CP(enc, "eucJP-ms", 20932);
00925     return CP_ACP;
00926 }
00927 
00928 static void
00929 failed_load_conv51932(void)
00930 {
00931     rb_raise(eWIN32OLERuntimeError, "fail to load convert function for CP51932");
00932 }
00933 
00934 #ifndef pIMultiLanguage
00935 static void
00936 load_conv_function51932(void)
00937 {
00938     HRESULT hr = E_NOINTERFACE;
00939     void *p;
00940     if (!pIMultiLanguage) {
00941 #if defined(HAVE_TYPE_IMULTILANGUAGE2)
00942         hr = CoCreateInstance(&CLSID_CMultiLanguage, NULL, CLSCTX_INPROC_SERVER,
00943                               &IID_IMultiLanguage2, &p);
00944 #elif defined(HAVE_TYPE_IMULTILANGUAGE)
00945         hr = CoCreateInstance(&CLSID_CMultiLanguage, NULL, CLSCTX_INPROC_SERVER,
00946                               &IID_IMultiLanguage, &p);
00947 #endif
00948         if (FAILED(hr)) {
00949             failed_load_conv51932();
00950         }
00951         pIMultiLanguage = p;
00952     }
00953 }
00954 #else
00955 #define load_conv_function51932() failed_load_conv51932()
00956 #endif
00957 
00958 #define conv_51932(cp) ((cp) == 51932 && (load_conv_function51932(), 1))
00959 
00960 static void
00961 set_ole_codepage(UINT cp)
00962 {
00963     if (code_page_installed(cp)) {
00964         cWIN32OLE_cp = cp;
00965     } else {
00966         switch(cp) {
00967         case CP_ACP:
00968         case CP_OEMCP:
00969         case CP_MACCP:
00970         case CP_THREAD_ACP:
00971         case CP_SYMBOL:
00972         case CP_UTF7:
00973         case CP_UTF8:
00974             cWIN32OLE_cp = cp;
00975             break;
00976         case 51932:
00977             cWIN32OLE_cp = cp;
00978             load_conv_function51932();
00979             break;
00980         default:
00981             rb_raise(eWIN32OLERuntimeError, "codepage should be WIN32OLE::CP_ACP, WIN32OLE::CP_OEMCP, WIN32OLE::CP_MACCP, WIN32OLE::CP_THREAD_ACP, WIN32OLE::CP_SYMBOL, WIN32OLE::CP_UTF7, WIN32OLE::CP_UTF8, or installed codepage.");
00982             break;
00983         }
00984     }
00985     cWIN32OLE_enc = ole_cp2encoding(cWIN32OLE_cp);
00986 }
00987 
00988 
00989 static UINT
00990 ole_init_cp(void)
00991 {
00992     UINT cp;
00993     rb_encoding *encdef;
00994     encdef = rb_default_internal_encoding();
00995     if (!encdef) {
00996         encdef = rb_default_external_encoding();
00997     }
00998     cp = ole_encoding2cp(encdef);
00999     set_ole_codepage(cp);
01000     return cp;
01001 }
01002 
01003 struct myCPINFOEX {
01004   UINT MaxCharSize;
01005   BYTE DefaultChar[2];
01006   BYTE LeadByte[12];
01007   WCHAR UnicodeDefaultChar;
01008   UINT CodePage;
01009   char CodePageName[MAX_PATH];
01010 };
01011 
01012 static rb_encoding *
01013 ole_cp2encoding(UINT cp)
01014 {
01015     static BOOL (*pGetCPInfoEx)(UINT, DWORD, struct myCPINFOEX *) = NULL;
01016     struct myCPINFOEX* buf;
01017     VALUE enc_name;
01018     char *enc_cstr;
01019     int idx;
01020 
01021     if (!code_page_installed(cp)) {
01022         switch(cp) {
01023           case CP_ACP:
01024             cp = GetACP();
01025             break;
01026           case CP_OEMCP:
01027             cp = GetOEMCP();
01028             break;
01029           case CP_MACCP:
01030           case CP_THREAD_ACP:
01031             if (!pGetCPInfoEx) {
01032                 pGetCPInfoEx = (BOOL (*)(UINT, DWORD, struct myCPINFOEX *))
01033                     GetProcAddress(GetModuleHandle("kernel32"), "GetCPInfoEx");
01034                 if (!pGetCPInfoEx) {
01035                     pGetCPInfoEx = (void*)-1;
01036                 }
01037             }
01038             buf = ALLOCA_N(struct myCPINFOEX, 1);
01039             ZeroMemory(buf, sizeof(struct myCPINFOEX));
01040             if (pGetCPInfoEx == (void*)-1 || !pGetCPInfoEx(cp, 0, buf)) {
01041                 rb_raise(eWIN32OLERuntimeError, "cannot map codepage to encoding.");
01042                 break;  /* never reach here */
01043             }
01044             cp = buf->CodePage;
01045             break;
01046           case CP_SYMBOL:
01047           case CP_UTF7:
01048           case CP_UTF8:
01049             break;
01050           case 51932:
01051             load_conv_function51932();
01052             break;
01053           default:
01054             rb_raise(eWIN32OLERuntimeError, "codepage should be WIN32OLE::CP_ACP, WIN32OLE::CP_OEMCP, WIN32OLE::CP_MACCP, WIN32OLE::CP_THREAD_ACP, WIN32OLE::CP_SYMBOL, WIN32OLE::CP_UTF7, WIN32OLE::CP_UTF8, or installed codepage.");
01055             break;
01056         }
01057     }
01058 
01059     enc_name = rb_sprintf("CP%d", cp);
01060     idx = rb_enc_find_index(enc_cstr = StringValueCStr(enc_name));
01061     if (idx < 0)
01062         idx = rb_define_dummy_encoding(enc_cstr);
01063     return rb_enc_from_index(idx);
01064 }
01065 
01066 static char *
01067 ole_wc2mb(LPWSTR pw)
01068 {
01069     LPSTR pm;
01070     UINT size = 0;
01071     if (conv_51932(cWIN32OLE_cp)) {
01072 #ifndef pIMultiLanguage
01073         DWORD dw = 0;
01074         HRESULT hr = pIMultiLanguage->lpVtbl->ConvertStringFromUnicode(pIMultiLanguage,
01075                 &dw, cWIN32OLE_cp, pw, NULL, NULL, &size);
01076         if (FAILED(hr)) {
01077             ole_raise(hr, eWIN32OLERuntimeError, "fail to convert Unicode to CP%d", cWIN32OLE_cp);
01078         }
01079         pm = ALLOC_N(char, size + 1);
01080         hr = pIMultiLanguage->lpVtbl->ConvertStringFromUnicode(pIMultiLanguage,
01081                 &dw, cWIN32OLE_cp, pw, NULL, pm, &size);
01082         if (FAILED(hr)) {
01083             ole_raise(hr, eWIN32OLERuntimeError, "fail to convert Unicode to CP%d", cWIN32OLE_cp);
01084         }
01085         pm[size] = '\0';
01086 #endif
01087         return pm;
01088     }
01089     size = WideCharToMultiByte(cWIN32OLE_cp, 0, pw, -1, NULL, 0, NULL, NULL);
01090     if (size) {
01091         pm = ALLOC_N(char, size + 1);
01092         WideCharToMultiByte(cWIN32OLE_cp, 0, pw, -1, pm, size, NULL, NULL);
01093         pm[size] = '\0';
01094     }
01095     else {
01096         pm = ALLOC_N(char, 1);
01097         *pm = '\0';
01098     }
01099     return pm;
01100 }
01101 
01102 static VALUE
01103 ole_hresult2msg(HRESULT hr)
01104 {
01105     VALUE msg = Qnil;
01106     char *p_msg = NULL;
01107     char *term = NULL;
01108     DWORD dwCount;
01109 
01110     char strhr[100];
01111     sprintf(strhr, "    HRESULT error code:0x%08x\n      ", (unsigned)hr);
01112     msg = rb_str_new2(strhr);
01113     dwCount = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
01114                             FORMAT_MESSAGE_FROM_SYSTEM |
01115                             FORMAT_MESSAGE_IGNORE_INSERTS,
01116                             NULL, hr,
01117                             MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US),
01118                             (LPTSTR)&p_msg, 0, NULL);
01119     if (dwCount == 0) {
01120         dwCount = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
01121                                 FORMAT_MESSAGE_FROM_SYSTEM |
01122                                 FORMAT_MESSAGE_IGNORE_INSERTS,
01123                                 NULL, hr, cWIN32OLE_lcid,
01124                                 (LPTSTR)&p_msg, 0, NULL);
01125     }
01126     if (dwCount > 0) {
01127         term = p_msg + strlen(p_msg);
01128         while (p_msg < term) {
01129             term--;
01130             if (*term == '\r' || *term == '\n')
01131                 *term = '\0';
01132             else break;
01133         }
01134         if (p_msg[0] != '\0') {
01135             rb_str_cat2(msg, p_msg);
01136         }
01137     }
01138     LocalFree(p_msg);
01139     return msg;
01140 }
01141 
01142 static void
01143 ole_freeexceptinfo(EXCEPINFO *pExInfo)
01144 {
01145     SysFreeString(pExInfo->bstrDescription);
01146     SysFreeString(pExInfo->bstrSource);
01147     SysFreeString(pExInfo->bstrHelpFile);
01148 }
01149 
01150 static VALUE
01151 ole_excepinfo2msg(EXCEPINFO *pExInfo)
01152 {
01153     char error_code[40];
01154     char *pSource = NULL;
01155     char *pDescription = NULL;
01156     VALUE error_msg;
01157     if(pExInfo->pfnDeferredFillIn != NULL) {
01158         (*pExInfo->pfnDeferredFillIn)(pExInfo);
01159     }
01160     if (pExInfo->bstrSource != NULL) {
01161         pSource = ole_wc2mb(pExInfo->bstrSource);
01162     }
01163     if (pExInfo->bstrDescription != NULL) {
01164         pDescription = ole_wc2mb(pExInfo->bstrDescription);
01165     }
01166     if(pExInfo->wCode == 0) {
01167         sprintf(error_code, "\n    OLE error code:%lX in ", pExInfo->scode);
01168     }
01169     else{
01170         sprintf(error_code, "\n    OLE error code:%u in ", pExInfo->wCode);
01171     }
01172     error_msg = rb_str_new2(error_code);
01173     if(pSource != NULL) {
01174         rb_str_cat(error_msg, pSource, strlen(pSource));
01175     }
01176     else {
01177         rb_str_cat(error_msg, "<Unknown>", 9);
01178     }
01179     rb_str_cat2(error_msg, "\n      ");
01180     if(pDescription != NULL) {
01181         rb_str_cat2(error_msg, pDescription);
01182     }
01183     else {
01184         rb_str_cat2(error_msg, "<No Description>");
01185     }
01186     if(pSource) free(pSource);
01187     if(pDescription) free(pDescription);
01188     ole_freeexceptinfo(pExInfo);
01189     return error_msg;
01190 }
01191 
01192 static void
01193 ole_raise(HRESULT hr, VALUE ecs, const char *fmt, ...)
01194 {
01195     va_list args;
01196     VALUE msg;
01197     VALUE err_msg;
01198     va_init_list(args, fmt);
01199     msg = rb_vsprintf(fmt, args);
01200     va_end(args);
01201 
01202     err_msg = ole_hresult2msg(hr);
01203     if(err_msg != Qnil) {
01204         rb_str_cat2(msg, "\n");
01205         rb_str_append(msg, err_msg);
01206     }
01207     rb_exc_raise(rb_exc_new3(ecs, msg));
01208 }
01209 
01210 void
01211 ole_uninitialize(void)
01212 {
01213     if (!g_ole_initialized) return;
01214     OleUninitialize();
01215     g_ole_initialized_set(FALSE);
01216 }
01217 
01218 static void
01219 ole_uninitialize_hook(rb_event_flag_t evflag, VALUE data, VALUE self, ID mid, VALUE klass)
01220 {
01221     ole_uninitialize();
01222 }
01223 
01224 static void
01225 ole_initialize(void)
01226 {
01227     HRESULT hr;
01228 
01229     if(!g_uninitialize_hooked) {
01230         rb_add_event_hook(ole_uninitialize_hook, RUBY_EVENT_THREAD_END, Qnil);
01231         g_uninitialize_hooked = TRUE;
01232     }
01233 
01234     if(g_ole_initialized == FALSE) {
01235         hr = OleInitialize(NULL);
01236         if(FAILED(hr)) {
01237             ole_raise(hr, rb_eRuntimeError, "fail: OLE initialize");
01238         }
01239         g_ole_initialized_set(TRUE);
01240 
01241         hr = CoRegisterMessageFilter(&imessage_filter, &previous_filter);
01242         if(FAILED(hr)) {
01243             previous_filter = NULL;
01244             ole_raise(hr, rb_eRuntimeError, "fail: install OLE MessageFilter");
01245         }
01246     }
01247 }
01248 
01249 static void
01250 ole_msg_loop() {
01251     MSG msg;
01252     while(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) {
01253         TranslateMessage(&msg);
01254         DispatchMessage(&msg);
01255     }
01256 }
01257 
01258 static void
01259 ole_free(struct oledata *pole)
01260 {
01261     OLE_FREE(pole->pDispatch);
01262     free(pole);
01263 }
01264 
01265 static void
01266 oletypelib_free(struct oletypelibdata *poletypelib)
01267 {
01268     OLE_FREE(poletypelib->pTypeLib);
01269     free(poletypelib);
01270 }
01271 
01272 static void
01273 oletype_free(struct oletypedata *poletype)
01274 {
01275     OLE_FREE(poletype->pTypeInfo);
01276     free(poletype);
01277 }
01278 
01279 static void
01280 olemethod_free(struct olemethoddata *polemethod)
01281 {
01282     OLE_FREE(polemethod->pTypeInfo);
01283     OLE_FREE(polemethod->pOwnerTypeInfo);
01284     free(polemethod);
01285 }
01286 
01287 static void
01288 olevariable_free(struct olevariabledata *polevar)
01289 {
01290     OLE_FREE(polevar->pTypeInfo);
01291     free(polevar);
01292 }
01293 
01294 static void
01295 oleparam_free(struct oleparamdata *pole)
01296 {
01297     OLE_FREE(pole->pTypeInfo);
01298     free(pole);
01299 }
01300 
01301 
01302 static LPWSTR
01303 ole_vstr2wc(VALUE vstr)
01304 {
01305     rb_encoding *enc;
01306     int cp;
01307     UINT size = 0;
01308     LPWSTR pw;
01309     st_data_t data;
01310     enc = rb_enc_get(vstr);
01311 
01312     if (st_lookup(enc2cp_table, (st_data_t)enc, &data)) {
01313         cp = data;
01314     } else {
01315         cp = ole_encoding2cp(enc);
01316         if (code_page_installed(cp) ||
01317             cp == CP_ACP ||
01318             cp == CP_OEMCP ||
01319             cp == CP_MACCP ||
01320             cp == CP_THREAD_ACP ||
01321             cp == CP_SYMBOL ||
01322             cp == CP_UTF7 ||
01323             cp == CP_UTF8 ||
01324             cp == 51932) {
01325             st_insert(enc2cp_table, (st_data_t)enc, (st_data_t)cp);
01326         } else {
01327             rb_raise(eWIN32OLERuntimeError, "not installed Windows codepage(%d) according to `%s'", cp, rb_enc_name(enc));
01328         }
01329     }
01330     if (conv_51932(cp)) {
01331 #ifndef pIMultiLanguage
01332         DWORD dw = 0;
01333         UINT len = RSTRING_LENINT(vstr);
01334         HRESULT hr = pIMultiLanguage->lpVtbl->ConvertStringToUnicode(pIMultiLanguage,
01335                 &dw, cp, RSTRING_PTR(vstr), &len, NULL, &size);
01336         if (FAILED(hr)) {
01337             ole_raise(hr, eWIN32OLERuntimeError, "fail to convert CP%d to Unicode", cp);
01338         }
01339         pw = SysAllocStringLen(NULL, size);
01340         len = RSTRING_LEN(vstr);
01341         hr = pIMultiLanguage->lpVtbl->ConvertStringToUnicode(pIMultiLanguage,
01342                 &dw, cp, RSTRING_PTR(vstr), &len, pw, &size);
01343         if (FAILED(hr)) {
01344             ole_raise(hr, eWIN32OLERuntimeError, "fail to convert CP%d to Unicode", cp);
01345         }
01346 #endif
01347         return pw;
01348     }
01349     size = MultiByteToWideChar(cp, 0, RSTRING_PTR(vstr), RSTRING_LEN(vstr), NULL, 0);
01350     pw = SysAllocStringLen(NULL, size);
01351     MultiByteToWideChar(cp, 0, RSTRING_PTR(vstr), RSTRING_LEN(vstr), pw, size);
01352     return pw;
01353 }
01354 
01355 static LPWSTR
01356 ole_mb2wc(char *pm, int len)
01357 {
01358     UINT size = 0;
01359     LPWSTR pw;
01360 
01361     if (conv_51932(cWIN32OLE_cp)) {
01362 #ifndef pIMultiLanguage
01363         DWORD dw = 0;
01364         UINT n = len;
01365         HRESULT hr = pIMultiLanguage->lpVtbl->ConvertStringToUnicode(pIMultiLanguage,
01366                 &dw, cWIN32OLE_cp, pm, &n, NULL, &size);
01367         if (FAILED(hr)) {
01368             ole_raise(hr, eWIN32OLERuntimeError, "fail to convert CP%d to Unicode", cWIN32OLE_cp);
01369         }
01370         pw = SysAllocStringLen(NULL, size);
01371         hr = pIMultiLanguage->lpVtbl->ConvertStringToUnicode(pIMultiLanguage,
01372                 &dw, cWIN32OLE_cp, pm, &n, pw, &size);
01373         if (FAILED(hr)) {
01374             ole_raise(hr, eWIN32OLERuntimeError, "fail to convert CP%d to Unicode", cWIN32OLE_cp);
01375         }
01376 #endif
01377         return pw;
01378     }
01379     size = MultiByteToWideChar(cWIN32OLE_cp, 0, pm, len, NULL, 0);
01380     pw = SysAllocStringLen(NULL, size - 1);
01381     MultiByteToWideChar(cWIN32OLE_cp, 0, pm, len, pw, size);
01382     return pw;
01383 }
01384 
01385 static VALUE
01386 ole_wc2vstr(LPWSTR pw, BOOL isfree)
01387 {
01388     char *p = ole_wc2mb(pw);
01389     VALUE vstr = rb_enc_str_new(p, strlen(p), cWIN32OLE_enc);
01390     if(isfree)
01391         SysFreeString(pw);
01392     free(p);
01393     return vstr;
01394 }
01395 
01396 static VALUE
01397 ole_ary_m_entry(VALUE val, long *pid)
01398 {
01399     VALUE obj = Qnil;
01400     int i = 0;
01401     obj = val;
01402     while(TYPE(obj) == T_ARRAY) {
01403         obj = rb_ary_entry(obj, pid[i]);
01404         i++;
01405     }
01406     return obj;
01407 }
01408 
01409 static void *
01410 get_ptr_of_variant(VARIANT *pvar)
01411 {
01412     switch(V_VT(pvar)) {
01413     case VT_UI1:
01414         return &V_UI1(pvar);
01415         break;
01416     case VT_I2:
01417         return &V_I2(pvar);
01418         break;
01419     case VT_UI2:
01420         return &V_UI2(pvar);
01421         break;
01422     case VT_I4:
01423         return &V_I4(pvar);
01424         break;
01425     case VT_UI4:
01426         return &V_UI4(pvar);
01427         break;
01428     case VT_R4:
01429         return &V_R4(pvar);
01430         break;
01431     case VT_R8:
01432         return &V_R8(pvar);
01433         break;
01434 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
01435     case VT_I8:
01436         return &V_I8(pvar);
01437         break;
01438     case VT_UI8:
01439         return &V_UI8(pvar);
01440         break;
01441 #endif
01442     case VT_INT:
01443         return &V_INT(pvar);
01444         break;
01445     case VT_UINT:
01446         return &V_UINT(pvar);
01447         break;
01448     case VT_CY:
01449         return &V_CY(pvar);
01450         break;
01451     case VT_DATE:
01452         return &V_DATE(pvar);
01453         break;
01454     case VT_BSTR:
01455         return V_BSTR(pvar);
01456         break;
01457     case VT_DISPATCH:
01458         return V_DISPATCH(pvar);
01459         break;
01460     case VT_ERROR:
01461         return &V_ERROR(pvar);
01462         break;
01463     case VT_BOOL:
01464         return &V_BOOL(pvar);
01465         break;
01466     case VT_UNKNOWN:
01467         return V_UNKNOWN(pvar);
01468         break;
01469     case VT_ARRAY:
01470         return &V_ARRAY(pvar);
01471         break;
01472     default:
01473         return NULL;
01474         break;
01475     }
01476 }
01477 
01478 static VALUE
01479 is_all_index_under(long *pid, long *pub, long dim)
01480 {
01481   long i = 0;
01482   for (i = 0; i < dim; i++) {
01483     if (pid[i] > pub[i]) {
01484       return Qfalse;
01485     }
01486   }
01487   return Qtrue;
01488 }
01489 
01490 static void
01491 ole_set_safe_array(long n, SAFEARRAY *psa, long *pid, long *pub, VALUE val, long dim,  VARTYPE vt)
01492 {
01493     VALUE val1;
01494     HRESULT hr = S_OK;
01495     VARIANT var;
01496     VOID *p = NULL;
01497     long i = n;
01498     while(i >= 0) {
01499         val1 = ole_ary_m_entry(val, pid);
01500         VariantInit(&var);
01501         p = val2variant_ptr(val1, &var, vt);
01502         if (is_all_index_under(pid, pub, dim) == Qtrue) {
01503             if ((V_VT(&var) == VT_DISPATCH && V_DISPATCH(&var) == NULL) ||
01504                 (V_VT(&var) == VT_UNKNOWN && V_UNKNOWN(&var) == NULL)) {
01505                 rb_raise(eWIN32OLERuntimeError, "element of array does not have IDispatch or IUnknown Interface");
01506             }
01507             hr = SafeArrayPutElement(psa, pid, p);
01508         }
01509         if (FAILED(hr)) {
01510             ole_raise(hr, rb_eRuntimeError, "failed to SafeArrayPutElement");
01511         }
01512         pid[i] += 1;
01513         if (pid[i] > pub[i]) {
01514             pid[i] = 0;
01515             i -= 1;
01516         } else {
01517             i = dim - 1;
01518         }
01519     }
01520 }
01521 
01522 static long
01523 dimension(VALUE val) {
01524     long dim = 0;
01525     long dim1 = 0;
01526     long len = 0;
01527     long i = 0;
01528     if (TYPE(val) == T_ARRAY) {
01529         len = RARRAY_LEN(val);
01530         for (i = 0; i < len; i++) {
01531             dim1 = dimension(rb_ary_entry(val, i));
01532             if (dim < dim1) {
01533                 dim = dim1;
01534             }
01535         }
01536         dim += 1;
01537     }
01538     return dim;
01539 }
01540 
01541 static long
01542 ary_len_of_dim(VALUE ary, long dim) {
01543     long ary_len = 0;
01544     long ary_len1 = 0;
01545     long len = 0;
01546     long i = 0;
01547     VALUE val;
01548     if (dim == 0) {
01549         if (TYPE(ary) == T_ARRAY) {
01550             ary_len = RARRAY_LEN(ary);
01551         }
01552     } else {
01553         if (TYPE(ary) == T_ARRAY) {
01554             len = RARRAY_LEN(ary);
01555             for (i = 0; i < len; i++) {
01556                 val = rb_ary_entry(ary, i);
01557                 ary_len1 = ary_len_of_dim(val, dim-1);
01558                 if (ary_len < ary_len1) {
01559                     ary_len = ary_len1;
01560                 }
01561             }
01562         }
01563     }
01564     return ary_len;
01565 }
01566 
01567 static HRESULT
01568 ole_val_ary2variant_ary(VALUE val, VARIANT *var, VARTYPE vt)
01569 {
01570     long dim = 0;
01571     int  i = 0;
01572     HRESULT hr = S_OK;
01573 
01574     SAFEARRAYBOUND *psab = NULL;
01575     SAFEARRAY *psa = NULL;
01576     long      *pub, *pid;
01577 
01578     Check_Type(val, T_ARRAY);
01579 
01580     dim = dimension(val);
01581 
01582     psab = ALLOC_N(SAFEARRAYBOUND, dim);
01583     pub  = ALLOC_N(long, dim);
01584     pid  = ALLOC_N(long, dim);
01585 
01586     if(!psab || !pub || !pid) {
01587         if(pub) free(pub);
01588         if(psab) free(psab);
01589         if(pid) free(pid);
01590         rb_raise(rb_eRuntimeError, "memory allocation error");
01591     }
01592 
01593     for (i = 0; i < dim; i++) {
01594         psab[i].cElements = ary_len_of_dim(val, i);
01595         psab[i].lLbound = 0;
01596         pub[i] = psab[i].cElements - 1;
01597         pid[i] = 0;
01598     }
01599     /* Create and fill VARIANT array */
01600     if ((vt & ~VT_BYREF) == VT_ARRAY) {
01601         vt = (vt | VT_VARIANT);
01602     }
01603     psa = SafeArrayCreate((VARTYPE)(vt & VT_TYPEMASK), dim, psab);
01604     if (psa == NULL)
01605         hr = E_OUTOFMEMORY;
01606     else
01607         hr = SafeArrayLock(psa);
01608     if (SUCCEEDED(hr)) {
01609         ole_set_safe_array(dim-1, psa, pid, pub, val, dim, (VARTYPE)(vt & VT_TYPEMASK));
01610         hr = SafeArrayUnlock(psa);
01611     }
01612 
01613     if(pub) free(pub);
01614     if(psab) free(psab);
01615     if(pid) free(pid);
01616 
01617     if (SUCCEEDED(hr)) {
01618         V_VT(var) = vt;
01619         V_ARRAY(var) = psa;
01620     }
01621     else {
01622         if (psa != NULL)
01623             SafeArrayDestroy(psa);
01624     }
01625     return hr;
01626 }
01627 
01628 static void
01629 ole_val2variant(VALUE val, VARIANT *var)
01630 {
01631     struct oledata *pole;
01632     struct olevariantdata *pvar;
01633     if(rb_obj_is_kind_of(val, cWIN32OLE)) {
01634         Data_Get_Struct(val, struct oledata, pole);
01635         OLE_ADDREF(pole->pDispatch);
01636         V_VT(var) = VT_DISPATCH;
01637         V_DISPATCH(var) = pole->pDispatch;
01638         return;
01639     }
01640     if (rb_obj_is_kind_of(val, cWIN32OLE_VARIANT)) {
01641         Data_Get_Struct(val, struct olevariantdata, pvar);
01642         VariantCopy(var, &(pvar->var));
01643         return;
01644     }
01645 
01646     if (rb_obj_is_kind_of(val, rb_cTime)) {
01647         V_VT(var) = VT_DATE;
01648         V_DATE(var) = rbtime2vtdate(val);
01649         return;
01650     }
01651     switch (TYPE(val)) {
01652     case T_ARRAY:
01653         ole_val_ary2variant_ary(val, var, VT_VARIANT|VT_ARRAY);
01654         break;
01655     case T_STRING:
01656         V_VT(var) = VT_BSTR;
01657         V_BSTR(var) = ole_vstr2wc(val);
01658         break;
01659     case T_FIXNUM:
01660         V_VT(var) = VT_I4;
01661         V_I4(var) = NUM2INT(val);
01662         break;
01663     case T_BIGNUM:
01664         V_VT(var) = VT_R8;
01665         V_R8(var) = rb_big2dbl(val);
01666         break;
01667     case T_FLOAT:
01668         V_VT(var) = VT_R8;
01669         V_R8(var) = NUM2DBL(val);
01670         break;
01671     case T_TRUE:
01672         V_VT(var) = VT_BOOL;
01673         V_BOOL(var) = VARIANT_TRUE;
01674         break;
01675     case T_FALSE:
01676         V_VT(var) = VT_BOOL;
01677         V_BOOL(var) = VARIANT_FALSE;
01678         break;
01679     case T_NIL:
01680         if (g_nil_to == VT_ERROR) {
01681             V_VT(var) = VT_ERROR;
01682             V_ERROR(var) = DISP_E_PARAMNOTFOUND;
01683         }else {
01684             V_VT(var) = VT_EMPTY;
01685         }
01686         break;
01687     default:
01688         V_VT(var) = VT_DISPATCH;
01689         V_DISPATCH(var) = val2dispatch(val);
01690         break;
01691     }
01692 }
01693 
01694 static void
01695 ole_val2variant_ex(VALUE val, VARIANT *var, VARTYPE vt)
01696 {
01697     if (val == Qnil) {
01698         if (vt == VT_VARIANT) {
01699             ole_val2variant2(val, var);
01700         } else {
01701             V_VT(var) = (vt & ~VT_BYREF);
01702             if (V_VT(var) == VT_DISPATCH) {
01703                 V_DISPATCH(var) = NULL;
01704             } else if (V_VT(var) == VT_UNKNOWN) {
01705                 V_UNKNOWN(var) = NULL;
01706             }
01707         }
01708         return;
01709     }
01710 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
01711     switch(vt & ~VT_BYREF) {
01712     case VT_I8:
01713         V_VT(var) = VT_I8;
01714         V_I8(var) = NUM2I8 (val);
01715         break;
01716     case VT_UI8:
01717         V_VT(var) = VT_UI8;
01718         V_UI8(var) = NUM2UI8(val);
01719         break;
01720     default:
01721         ole_val2variant2(val, var);
01722         break;
01723     }
01724 #else  /* (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__) */
01725     ole_val2variant2(val, var);
01726 #endif
01727 }
01728 
01729 static void
01730 ole_val2ptr_variant(VALUE val, VARIANT *var)
01731 {
01732     switch (TYPE(val)) {
01733     case T_STRING:
01734         if (V_VT(var) == (VT_BSTR | VT_BYREF)) {
01735             *V_BSTRREF(var) = ole_vstr2wc(val);
01736         }
01737         break;
01738     case T_FIXNUM:
01739         switch(V_VT(var)) {
01740         case (VT_UI1 | VT_BYREF) :
01741             *V_UI1REF(var) = NUM2CHR(val);
01742             break;
01743         case (VT_I2 | VT_BYREF) :
01744             *V_I2REF(var) = (short)NUM2INT(val);
01745             break;
01746         case (VT_I4 | VT_BYREF) :
01747             *V_I4REF(var) = NUM2INT(val);
01748             break;
01749         case (VT_R4 | VT_BYREF) :
01750             *V_R4REF(var) = (float)NUM2INT(val);
01751             break;
01752         case (VT_R8 | VT_BYREF) :
01753             *V_R8REF(var) = NUM2INT(val);
01754             break;
01755         default:
01756             break;
01757         }
01758         break;
01759     case T_FLOAT:
01760         switch(V_VT(var)) {
01761         case (VT_I2 | VT_BYREF) :
01762             *V_I2REF(var) = (short)NUM2INT(val);
01763             break;
01764         case (VT_I4 | VT_BYREF) :
01765             *V_I4REF(var) = NUM2INT(val);
01766             break;
01767         case (VT_R4 | VT_BYREF) :
01768             *V_R4REF(var) = (float)NUM2DBL(val);
01769             break;
01770         case (VT_R8 | VT_BYREF) :
01771             *V_R8REF(var) = NUM2DBL(val);
01772             break;
01773         default:
01774             break;
01775         }
01776         break;
01777     case T_BIGNUM:
01778         if (V_VT(var) == (VT_R8 | VT_BYREF)) {
01779             *V_R8REF(var) = rb_big2dbl(val);
01780         }
01781         break;
01782     case T_TRUE:
01783         if (V_VT(var) == (VT_BOOL | VT_BYREF)) {
01784             *V_BOOLREF(var) = VARIANT_TRUE;
01785         }
01786         break;
01787     case T_FALSE:
01788         if (V_VT(var) == (VT_BOOL | VT_BYREF)) {
01789             *V_BOOLREF(var) = VARIANT_FALSE;
01790         }
01791         break;
01792     default:
01793         break;
01794     }
01795 }
01796 
01797 static void
01798 ole_set_byref(VARIANT *realvar, VARIANT *var,  VARTYPE vt)
01799 {
01800     V_VT(var) = vt;
01801     if (vt == (VT_VARIANT|VT_BYREF)) {
01802         V_VARIANTREF(var) = realvar;
01803     } else {
01804         if (V_VT(realvar) != (vt & ~VT_BYREF)) {
01805             rb_raise(eWIN32OLERuntimeError, "variant type mismatch");
01806         }
01807         switch(vt & ~VT_BYREF) {
01808         case VT_I1:
01809             V_I1REF(var) = &V_I1(realvar);
01810             break;
01811         case VT_UI1:
01812             V_UI1REF(var) = &V_UI1(realvar);
01813             break;
01814         case VT_I2:
01815             V_I2REF(var) = &V_I2(realvar);
01816             break;
01817         case VT_UI2:
01818             V_UI2REF(var) = &V_UI2(realvar);
01819             break;
01820         case VT_I4:
01821             V_I4REF(var) = &V_I4(realvar);
01822             break;
01823         case VT_UI4:
01824             V_UI4REF(var) = &V_UI4(realvar);
01825             break;
01826         case VT_R4:
01827             V_R4REF(var) = &V_R4(realvar);
01828             break;
01829         case VT_R8:
01830             V_R8REF(var) = &V_R8(realvar);
01831             break;
01832 
01833 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
01834 #ifdef V_I8REF
01835         case VT_I8:
01836             V_I8REF(var) = &V_I8(realvar);
01837             break;
01838 #endif
01839 #ifdef V_UI8REF
01840         case VT_UI8:
01841             V_UI8REF(var) = &V_UI8(realvar);
01842             break;
01843 #endif
01844 #endif
01845         case VT_INT:
01846             V_INTREF(var) = &V_INT(realvar);
01847             break;
01848 
01849         case VT_UINT:
01850             V_UINTREF(var) = &V_UINT(realvar);
01851             break;
01852 
01853         case VT_CY:
01854             V_CYREF(var) = &V_CY(realvar);
01855             break;
01856         case VT_DATE:
01857             V_DATEREF(var) = &V_DATE(realvar);
01858             break;
01859         case VT_BSTR:
01860             V_BSTRREF(var) = &V_BSTR(realvar);
01861             break;
01862         case VT_DISPATCH:
01863             V_DISPATCHREF(var) = &V_DISPATCH(realvar);
01864             break;
01865         case VT_ERROR:
01866             V_ERRORREF(var) = &V_ERROR(realvar);
01867             break;
01868         case VT_BOOL:
01869             V_BOOLREF(var) = &V_BOOL(realvar);
01870             break;
01871         case VT_UNKNOWN:
01872             V_UNKNOWNREF(var) = &V_UNKNOWN(realvar);
01873             break;
01874         case VT_ARRAY:
01875             V_ARRAYREF(var) = &V_ARRAY(realvar);
01876             break;
01877         default:
01878             rb_raise(eWIN32OLERuntimeError, "unknown type specified(setting BYREF):%d", vt);
01879             break;
01880         }
01881     }
01882 }
01883 
01884 static void
01885 ole_val2olevariantdata(VALUE val, VARTYPE vt, struct olevariantdata *pvar)
01886 {
01887     HRESULT hr = S_OK;
01888 
01889     if (((vt & ~VT_BYREF) ==  (VT_ARRAY | VT_UI1)) && TYPE(val) == T_STRING) {
01890         long len = RSTRING_LEN(val);
01891         void *pdest = NULL;
01892         SAFEARRAY *p = NULL;
01893         SAFEARRAY *psa = SafeArrayCreateVector(VT_UI1, 0, len);
01894         if (!psa) {
01895             rb_raise(rb_eRuntimeError, "fail to SafeArrayCreateVector");
01896         }
01897         hr = SafeArrayAccessData(psa, &pdest);
01898         if (SUCCEEDED(hr)) {
01899             memcpy(pdest, RSTRING_PTR(val), len);
01900             SafeArrayUnaccessData(psa);
01901             V_VT(&(pvar->realvar)) = (vt & ~VT_BYREF);
01902             p = V_ARRAY(&(pvar->realvar));
01903             if (p != NULL) {
01904                 SafeArrayDestroy(p);
01905             }
01906             V_ARRAY(&(pvar->realvar)) = psa;
01907             if (vt & VT_BYREF) {
01908                 V_VT(&(pvar->var)) = vt;
01909                 V_ARRAYREF(&(pvar->var)) = &(V_ARRAY(&(pvar->realvar)));
01910             } else {
01911                 hr = VariantCopy(&(pvar->var), &(pvar->realvar));
01912             }
01913         } else {
01914             if (psa)
01915                 SafeArrayDestroy(psa);
01916         }
01917     } else if (vt & VT_ARRAY) {
01918         if (val == Qnil) {
01919             V_VT(&(pvar->var)) = vt;
01920             if (vt & VT_BYREF) {
01921                 V_ARRAYREF(&(pvar->var)) = &(V_ARRAY(&(pvar->realvar)));
01922             }
01923         } else {
01924             hr = ole_val_ary2variant_ary(val, &(pvar->realvar), (VARTYPE)(vt & ~VT_BYREF));
01925             if (SUCCEEDED(hr)) {
01926                 if (vt & VT_BYREF) {
01927                     V_VT(&(pvar->var)) = vt;
01928                     V_ARRAYREF(&(pvar->var)) = &(V_ARRAY(&(pvar->realvar)));
01929                 } else {
01930                     hr = VariantCopy(&(pvar->var), &(pvar->realvar));
01931                 }
01932             }
01933         }
01934 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
01935     } else if ( (vt & ~VT_BYREF) == VT_I8 || (vt & ~VT_BYREF) == VT_UI8) {
01936         ole_val2variant_ex(val, &(pvar->realvar), (vt & ~VT_BYREF));
01937         ole_val2variant_ex(val, &(pvar->var), (vt & ~VT_BYREF));
01938         V_VT(&(pvar->var)) = vt;
01939         if (vt & VT_BYREF) {
01940             ole_set_byref(&(pvar->realvar), &(pvar->var), vt);
01941         }
01942 #endif
01943     } else {
01944         if (val == Qnil) {
01945             V_VT(&(pvar->var)) = vt;
01946             if (vt == (VT_BYREF | VT_VARIANT)) {
01947                 ole_set_byref(&(pvar->realvar), &(pvar->var), vt);
01948             } else {
01949                 V_VT(&(pvar->realvar)) = vt & ~VT_BYREF;
01950                 if (vt & VT_BYREF) {
01951                     ole_set_byref(&(pvar->realvar), &(pvar->var), vt);
01952                 }
01953             }
01954         } else {
01955             ole_val2variant_ex(val, &(pvar->realvar), (VARTYPE)(vt & ~VT_BYREF));
01956             if (vt == (VT_BYREF | VT_VARIANT)) {
01957                 ole_set_byref(&(pvar->realvar), &(pvar->var), vt);
01958             } else if (vt & VT_BYREF) {
01959                 if ( (vt & ~VT_BYREF) != V_VT(&(pvar->realvar))) {
01960                     hr = VariantChangeTypeEx(&(pvar->realvar), &(pvar->realvar),
01961                             cWIN32OLE_lcid, 0, (VARTYPE)(vt & ~VT_BYREF));
01962                 }
01963                 if (SUCCEEDED(hr)) {
01964                     ole_set_byref(&(pvar->realvar), &(pvar->var), vt);
01965                 }
01966             } else {
01967                 if (vt == V_VT(&(pvar->realvar))) {
01968                     hr = VariantCopy(&(pvar->var), &(pvar->realvar));
01969                 } else {
01970                     hr = VariantChangeTypeEx(&(pvar->var), &(pvar->realvar),
01971                             cWIN32OLE_lcid, 0, vt);
01972                 }
01973             }
01974         }
01975     }
01976     if (FAILED(hr)) {
01977         ole_raise(hr, eWIN32OLERuntimeError, "failed to change type");
01978     }
01979 }
01980 
01981 static void
01982 ole_val2variant2(VALUE val, VARIANT *var)
01983 {
01984     g_nil_to = VT_EMPTY;
01985     ole_val2variant(val, var);
01986     g_nil_to = VT_ERROR;
01987 }
01988 
01989 static VALUE
01990 make_inspect(const char *class_name, VALUE detail)
01991 {
01992     VALUE str;
01993     str = rb_str_new2("#<");
01994     rb_str_cat2(str, class_name);
01995     rb_str_cat2(str, ":");
01996     rb_str_concat(str, detail);
01997     rb_str_cat2(str, ">");
01998     return str;
01999 }
02000 
02001 static VALUE
02002 default_inspect(VALUE self, const char *class_name)
02003 {
02004     VALUE detail = rb_funcall(self, rb_intern("to_s"), 0);
02005     return make_inspect(class_name, detail);
02006 }
02007 
02008 static VALUE
02009 ole_set_member(VALUE self, IDispatch *dispatch)
02010 {
02011     struct oledata *pole;
02012     Data_Get_Struct(self, struct oledata, pole);
02013     if (pole->pDispatch) {
02014         OLE_RELEASE(pole->pDispatch);
02015         pole->pDispatch = NULL;
02016     }
02017     pole->pDispatch = dispatch;
02018     return self;
02019 }
02020 
02021 
02022 static VALUE
02023 fole_s_allocate(VALUE klass)
02024 {
02025     struct oledata *pole;
02026     VALUE obj;
02027     ole_initialize();
02028     obj = Data_Make_Struct(klass,struct oledata,0,ole_free,pole);
02029     pole->pDispatch = NULL;
02030     return obj;
02031 }
02032 
02033 static VALUE
02034 create_win32ole_object(VALUE klass, IDispatch *pDispatch, int argc, VALUE *argv)
02035 {
02036     VALUE obj = fole_s_allocate(klass);
02037     ole_set_member(obj, pDispatch);
02038     return obj;
02039 }
02040 
02041 static VALUE
02042 ary_new_dim(VALUE myary, long *pid, long *plb, long dim) {
02043     long i;
02044     VALUE obj = Qnil;
02045     VALUE pobj = Qnil;
02046     long *ids = ALLOC_N(long, dim);
02047     if (!ids) {
02048         rb_raise(rb_eRuntimeError, "memory allocation error");
02049     }
02050     for(i = 0; i < dim; i++) {
02051         ids[i] = pid[i] - plb[i];
02052     }
02053     obj = myary;
02054     pobj = myary;
02055     for(i = 0; i < dim-1; i++) {
02056         obj = rb_ary_entry(pobj, ids[i]);
02057         if (obj == Qnil) {
02058             rb_ary_store(pobj, ids[i], rb_ary_new());
02059         }
02060         obj = rb_ary_entry(pobj, ids[i]);
02061         pobj = obj;
02062     }
02063     if (ids) free(ids);
02064     return obj;
02065 }
02066 
02067 static void
02068 ary_store_dim(VALUE myary, long *pid, long *plb, long dim, VALUE val) {
02069     long id = pid[dim - 1] - plb[dim - 1];
02070     VALUE obj = ary_new_dim(myary, pid, plb, dim);
02071     rb_ary_store(obj, id, val);
02072 }
02073 
02074 static VALUE
02075 ole_variant2val(VARIANT *pvar)
02076 {
02077     VALUE obj = Qnil;
02078     HRESULT hr;
02079     while ( V_VT(pvar) == (VT_BYREF | VT_VARIANT) )
02080         pvar = V_VARIANTREF(pvar);
02081 
02082     if(V_ISARRAY(pvar)) {
02083         SAFEARRAY *psa = V_ISBYREF(pvar) ? *V_ARRAYREF(pvar) : V_ARRAY(pvar);
02084         UINT i = 0;
02085         long *pid, *plb, *pub;
02086         VARIANT variant;
02087         VALUE val;
02088         UINT dim = 0;
02089         if (!psa) {
02090             return obj;
02091         }
02092         dim = SafeArrayGetDim(psa);
02093         VariantInit(&variant);
02094         V_VT(&variant) = (V_VT(pvar) & ~VT_ARRAY) | VT_BYREF;
02095 
02096         pid = ALLOC_N(long, dim);
02097         plb = ALLOC_N(long, dim);
02098         pub = ALLOC_N(long, dim);
02099 
02100         if(!pid || !plb || !pub) {
02101             if(pid) free(pid);
02102             if(plb) free(plb);
02103             if(pub) free(pub);
02104             rb_raise(rb_eRuntimeError, "memory allocation error");
02105         }
02106 
02107         for(i = 0; i < dim; ++i) {
02108             SafeArrayGetLBound(psa, i+1, &plb[i]);
02109             SafeArrayGetLBound(psa, i+1, &pid[i]);
02110             SafeArrayGetUBound(psa, i+1, &pub[i]);
02111         }
02112         hr = SafeArrayLock(psa);
02113         if (SUCCEEDED(hr)) {
02114             obj = rb_ary_new();
02115             i = 0;
02116             while (i < dim) {
02117                 ary_new_dim(obj, pid, plb, dim);
02118                 hr = SafeArrayPtrOfIndex(psa, pid, &V_BYREF(&variant));
02119                 if (SUCCEEDED(hr)) {
02120                     val = ole_variant2val(&variant);
02121                     ary_store_dim(obj, pid, plb, dim, val);
02122                 }
02123                 for (i = 0; i < dim; ++i) {
02124                     if (++pid[i] <= pub[i])
02125                         break;
02126                     pid[i] = plb[i];
02127                 }
02128             }
02129             SafeArrayUnlock(psa);
02130         }
02131         if(pid) free(pid);
02132         if(plb) free(plb);
02133         if(pub) free(pub);
02134         return obj;
02135     }
02136     switch(V_VT(pvar) & ~VT_BYREF){
02137     case VT_EMPTY:
02138         break;
02139     case VT_NULL:
02140         break;
02141     case VT_I1:
02142         if(V_ISBYREF(pvar))
02143             obj = INT2NUM((long)*V_I1REF(pvar));
02144         else
02145             obj = INT2NUM((long)V_I1(pvar));
02146         break;
02147 
02148     case VT_UI1:
02149         if(V_ISBYREF(pvar))
02150             obj = INT2NUM((long)*V_UI1REF(pvar));
02151         else
02152             obj = INT2NUM((long)V_UI1(pvar));
02153         break;
02154 
02155     case VT_I2:
02156         if(V_ISBYREF(pvar))
02157             obj = INT2NUM((long)*V_I2REF(pvar));
02158         else
02159             obj = INT2NUM((long)V_I2(pvar));
02160         break;
02161 
02162     case VT_UI2:
02163         if(V_ISBYREF(pvar))
02164             obj = INT2NUM((long)*V_UI2REF(pvar));
02165         else
02166             obj = INT2NUM((long)V_UI2(pvar));
02167         break;
02168 
02169     case VT_I4:
02170         if(V_ISBYREF(pvar))
02171             obj = INT2NUM((long)*V_I4REF(pvar));
02172         else
02173             obj = INT2NUM((long)V_I4(pvar));
02174         break;
02175 
02176     case VT_UI4:
02177         if(V_ISBYREF(pvar))
02178             obj = INT2NUM((long)*V_UI4REF(pvar));
02179         else
02180             obj = INT2NUM((long)V_UI4(pvar));
02181         break;
02182 
02183     case VT_INT:
02184         if(V_ISBYREF(pvar))
02185             obj = INT2NUM((long)*V_INTREF(pvar));
02186         else
02187             obj = INT2NUM((long)V_INT(pvar));
02188         break;
02189 
02190     case VT_UINT:
02191         if(V_ISBYREF(pvar))
02192             obj = INT2NUM((long)*V_UINTREF(pvar));
02193         else
02194             obj = INT2NUM((long)V_UINT(pvar));
02195         break;
02196 
02197 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
02198     case VT_I8:
02199         if(V_ISBYREF(pvar))
02200 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
02201 #ifdef V_I8REF
02202             obj = I8_2_NUM(*V_I8REF(pvar));
02203 #endif
02204 #else
02205             obj = Qnil;
02206 #endif
02207         else
02208             obj = I8_2_NUM(V_I8(pvar));
02209         break;
02210     case VT_UI8:
02211         if(V_ISBYREF(pvar))
02212 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
02213 #ifdef V_UI8REF
02214             obj = UI8_2_NUM(*V_UI8REF(pvar));
02215 #endif
02216 #else
02217             obj = Qnil;
02218 #endif
02219         else
02220             obj = UI8_2_NUM(V_UI8(pvar));
02221         break;
02222 #endif  /* (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__) */
02223 
02224     case VT_R4:
02225         if(V_ISBYREF(pvar))
02226             obj = rb_float_new(*V_R4REF(pvar));
02227         else
02228             obj = rb_float_new(V_R4(pvar));
02229         break;
02230 
02231     case VT_R8:
02232         if(V_ISBYREF(pvar))
02233             obj = rb_float_new(*V_R8REF(pvar));
02234         else
02235             obj = rb_float_new(V_R8(pvar));
02236         break;
02237 
02238     case VT_BSTR:
02239     {
02240         if(V_ISBYREF(pvar))
02241             obj = ole_wc2vstr(*V_BSTRREF(pvar), FALSE);
02242         else
02243             obj = ole_wc2vstr(V_BSTR(pvar), FALSE);
02244         break;
02245     }
02246 
02247     case VT_ERROR:
02248         if(V_ISBYREF(pvar))
02249             obj = INT2NUM(*V_ERRORREF(pvar));
02250         else
02251             obj = INT2NUM(V_ERROR(pvar));
02252         break;
02253 
02254     case VT_BOOL:
02255         if (V_ISBYREF(pvar))
02256             obj = (*V_BOOLREF(pvar) ? Qtrue : Qfalse);
02257         else
02258             obj = (V_BOOL(pvar) ? Qtrue : Qfalse);
02259         break;
02260 
02261     case VT_DISPATCH:
02262     {
02263         IDispatch *pDispatch;
02264 
02265         if (V_ISBYREF(pvar))
02266             pDispatch = *V_DISPATCHREF(pvar);
02267         else
02268             pDispatch = V_DISPATCH(pvar);
02269 
02270         if (pDispatch != NULL ) {
02271             OLE_ADDREF(pDispatch);
02272             obj = create_win32ole_object(cWIN32OLE, pDispatch, 0, 0);
02273         }
02274         break;
02275     }
02276 
02277     case VT_UNKNOWN:
02278     {
02279         /* get IDispatch interface from IUnknown interface */
02280         IUnknown *punk;
02281         IDispatch *pDispatch;
02282         void *p;
02283         HRESULT hr;
02284 
02285         if (V_ISBYREF(pvar))
02286             punk = *V_UNKNOWNREF(pvar);
02287         else
02288             punk = V_UNKNOWN(pvar);
02289 
02290         if(punk != NULL) {
02291            hr = punk->lpVtbl->QueryInterface(punk, &IID_IDispatch, &p);
02292            if(SUCCEEDED(hr)) {
02293                pDispatch = p;
02294                obj = create_win32ole_object(cWIN32OLE, pDispatch, 0, 0);
02295            }
02296         }
02297         break;
02298     }
02299 
02300     case VT_DATE:
02301     {
02302         DATE date;
02303         if(V_ISBYREF(pvar))
02304             date = *V_DATEREF(pvar);
02305         else
02306             date = V_DATE(pvar);
02307 
02308         obj =  vtdate2rbtime(date);
02309         break;
02310     }
02311     case VT_CY:
02312     default:
02313         {
02314         HRESULT hr;
02315         VARIANT variant;
02316         VariantInit(&variant);
02317         hr = VariantChangeTypeEx(&variant, pvar,
02318                                   cWIN32OLE_lcid, 0, VT_BSTR);
02319         if (SUCCEEDED(hr) && V_VT(&variant) == VT_BSTR) {
02320             obj = ole_wc2vstr(V_BSTR(&variant), FALSE);
02321         }
02322         VariantClear(&variant);
02323         break;
02324         }
02325     }
02326     return obj;
02327 }
02328 
02329 static LONG
02330 reg_open_key(HKEY hkey, const char *name, HKEY *phkey)
02331 {
02332     return RegOpenKeyEx(hkey, name, 0, KEY_READ, phkey);
02333 }
02334 
02335 static LONG
02336 reg_open_vkey(HKEY hkey, VALUE key, HKEY *phkey)
02337 {
02338     return reg_open_key(hkey, StringValuePtr(key), phkey);
02339 }
02340 
02341 static VALUE
02342 reg_enum_key(HKEY hkey, DWORD i)
02343 {
02344     char buf[BUFSIZ + 1];
02345     DWORD size_buf = sizeof(buf);
02346     FILETIME ft;
02347     LONG err = RegEnumKeyEx(hkey, i, buf, &size_buf,
02348                             NULL, NULL, NULL, &ft);
02349     if(err == ERROR_SUCCESS) {
02350         buf[BUFSIZ] = '\0';
02351         return rb_str_new2(buf);
02352     }
02353     return Qnil;
02354 }
02355 
02356 static VALUE
02357 reg_get_val(HKEY hkey, const char *subkey)
02358 {
02359     char *pbuf;
02360     DWORD dwtype = 0;
02361     DWORD size = 0;
02362     VALUE val = Qnil;
02363     LONG err = RegQueryValueEx(hkey, subkey, NULL, &dwtype, NULL, &size);
02364 
02365     if (err == ERROR_SUCCESS) {
02366         pbuf = ALLOC_N(char, size + 1);
02367         err = RegQueryValueEx(hkey, subkey, NULL, &dwtype, (BYTE *)pbuf, &size);
02368         if (err == ERROR_SUCCESS) {
02369             pbuf[size] = '\0';
02370             if (dwtype == REG_EXPAND_SZ) {
02371                 char* pbuf2 = (char *)pbuf;
02372                 DWORD len = ExpandEnvironmentStrings(pbuf2, NULL, 0);
02373                 pbuf = ALLOC_N(char, len + 1);
02374                 ExpandEnvironmentStrings(pbuf2, pbuf, len + 1);
02375                 free(pbuf2);
02376             }
02377             val = rb_str_new2((char *)pbuf);
02378         }
02379         free(pbuf);
02380     }
02381     return val;
02382 }
02383 
02384 static VALUE
02385 reg_get_val2(HKEY hkey, const char *subkey)
02386 {
02387     HKEY hsubkey;
02388     LONG err;
02389     VALUE val = Qnil;
02390     err = RegOpenKeyEx(hkey, subkey, 0, KEY_READ, &hsubkey);
02391     if (err == ERROR_SUCCESS) {
02392         val = reg_get_val(hsubkey, NULL);
02393         RegCloseKey(hsubkey);
02394     }
02395     if (val == Qnil) {
02396         val = reg_get_val(hkey, subkey);
02397     }
02398     return val;
02399 }
02400 
02401 static VALUE
02402 reg_get_typelib_file_path(HKEY hkey)
02403 {
02404     VALUE path = Qnil;
02405     path = reg_get_val2(hkey, "win64");
02406     if (path != Qnil) {
02407         return path;
02408     }
02409     path = reg_get_val2(hkey, "win32");
02410     if (path != Qnil) {
02411         return path;
02412     }
02413     path = reg_get_val2(hkey, "win16");
02414     return path;
02415 }
02416 
02417 static VALUE
02418 typelib_file_from_clsid(VALUE ole)
02419 {
02420     HKEY hroot, hclsid;
02421     LONG err;
02422     VALUE typelib;
02423     char path[MAX_PATH + 1];
02424 
02425     err = reg_open_key(HKEY_CLASSES_ROOT, "CLSID", &hroot);
02426     if (err != ERROR_SUCCESS) {
02427         return Qnil;
02428     }
02429     err = reg_open_key(hroot, StringValuePtr(ole), &hclsid);
02430     if (err != ERROR_SUCCESS) {
02431         RegCloseKey(hroot);
02432         return Qnil;
02433     }
02434     typelib = reg_get_val2(hclsid, "InprocServer32");
02435     RegCloseKey(hroot);
02436     RegCloseKey(hclsid);
02437     if (typelib != Qnil) {
02438         ExpandEnvironmentStrings(StringValuePtr(typelib), path, sizeof(path));
02439         path[MAX_PATH] = '\0';
02440         typelib = rb_str_new2(path);
02441     }
02442     return typelib;
02443 }
02444 
02445 static VALUE
02446 typelib_file_from_typelib(VALUE ole)
02447 {
02448     HKEY htypelib, hclsid, hversion, hlang;
02449     double fver;
02450     DWORD i, j, k;
02451     LONG err;
02452     BOOL found = FALSE;
02453     VALUE typelib;
02454     VALUE file = Qnil;
02455     VALUE clsid;
02456     VALUE ver;
02457     VALUE lang;
02458 
02459     err = reg_open_key(HKEY_CLASSES_ROOT, "TypeLib", &htypelib);
02460     if(err != ERROR_SUCCESS) {
02461         return Qnil;
02462     }
02463     for(i = 0; !found; i++) {
02464         clsid = reg_enum_key(htypelib, i);
02465         if (clsid == Qnil)
02466             break;
02467         err = reg_open_vkey(htypelib, clsid, &hclsid);
02468         if (err != ERROR_SUCCESS)
02469             continue;
02470         fver = 0;
02471         for(j = 0; !found; j++) {
02472             ver = reg_enum_key(hclsid, j);
02473             if (ver == Qnil)
02474                 break;
02475             err = reg_open_vkey(hclsid, ver, &hversion);
02476                         if (err != ERROR_SUCCESS || fver > atof(StringValuePtr(ver)))
02477                 continue;
02478             fver = atof(StringValuePtr(ver));
02479             typelib = reg_get_val(hversion, NULL);
02480             if (typelib == Qnil)
02481                 continue;
02482             if (rb_str_cmp(typelib, ole) == 0) {
02483                 for(k = 0; !found; k++) {
02484                     lang = reg_enum_key(hversion, k);
02485                     if (lang == Qnil)
02486                         break;
02487                     err = reg_open_vkey(hversion, lang, &hlang);
02488                     if (err == ERROR_SUCCESS) {
02489                         if ((file = reg_get_typelib_file_path(hlang)) != Qnil)
02490                             found = TRUE;
02491                         RegCloseKey(hlang);
02492                     }
02493                 }
02494             }
02495             RegCloseKey(hversion);
02496         }
02497         RegCloseKey(hclsid);
02498     }
02499     RegCloseKey(htypelib);
02500     return  file;
02501 }
02502 
02503 static VALUE
02504 typelib_file(VALUE ole)
02505 {
02506     VALUE file = typelib_file_from_clsid(ole);
02507     if (file != Qnil) {
02508         return file;
02509     }
02510     return typelib_file_from_typelib(ole);
02511 }
02512 
02513 static void
02514 ole_const_load(ITypeLib *pTypeLib, VALUE klass, VALUE self)
02515 {
02516     unsigned int count;
02517     unsigned int index;
02518     int iVar;
02519     ITypeInfo *pTypeInfo;
02520     TYPEATTR  *pTypeAttr;
02521     VARDESC   *pVarDesc;
02522     HRESULT hr;
02523     unsigned int len;
02524     BSTR bstr;
02525     char *pName = NULL;
02526     VALUE val;
02527     VALUE constant;
02528     ID id;
02529     constant = rb_hash_new();
02530     count = pTypeLib->lpVtbl->GetTypeInfoCount(pTypeLib);
02531     for (index = 0; index < count; index++) {
02532         hr = pTypeLib->lpVtbl->GetTypeInfo(pTypeLib, index, &pTypeInfo);
02533         if (FAILED(hr))
02534             continue;
02535         hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
02536         if(FAILED(hr)) {
02537             OLE_RELEASE(pTypeInfo);
02538             continue;
02539         }
02540         for(iVar = 0; iVar < pTypeAttr->cVars; iVar++) {
02541             hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, iVar, &pVarDesc);
02542             if(FAILED(hr))
02543                 continue;
02544             if(pVarDesc->varkind == VAR_CONST &&
02545                !(pVarDesc->wVarFlags & (VARFLAG_FHIDDEN |
02546                                         VARFLAG_FRESTRICTED |
02547                                         VARFLAG_FNONBROWSABLE))) {
02548                 hr = pTypeInfo->lpVtbl->GetNames(pTypeInfo, pVarDesc->memid, &bstr,
02549                                                  1, &len);
02550                 if(FAILED(hr) || len == 0 || !bstr)
02551                     continue;
02552                 pName = ole_wc2mb(bstr);
02553                 val = ole_variant2val(V_UNION1(pVarDesc, lpvarValue));
02554                 *pName = toupper((int)*pName);
02555                 id = rb_intern(pName);
02556                 if (rb_is_const_id(id)) {
02557                     rb_define_const(klass, pName, val);
02558                 }
02559                 else {
02560                     rb_hash_aset(constant, rb_str_new2(pName), val);
02561                 }
02562                 SysFreeString(bstr);
02563                 if(pName) {
02564                     free(pName);
02565                     pName = NULL;
02566                 }
02567             }
02568             pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
02569         }
02570         pTypeInfo->lpVtbl->ReleaseTypeAttr(pTypeInfo, pTypeAttr);
02571         OLE_RELEASE(pTypeInfo);
02572     }
02573     rb_define_const(klass, "CONSTANTS", constant);
02574 }
02575 
02576 static HRESULT
02577 clsid_from_remote(VALUE host, VALUE com, CLSID *pclsid)
02578 {
02579     HKEY hlm;
02580     HKEY hpid;
02581     VALUE subkey;
02582     LONG err;
02583     char clsid[100];
02584     OLECHAR *pbuf;
02585     DWORD len;
02586     DWORD dwtype;
02587     HRESULT hr = S_OK;
02588     err = RegConnectRegistry(StringValuePtr(host), HKEY_LOCAL_MACHINE, &hlm);
02589     if (err != ERROR_SUCCESS)
02590         return HRESULT_FROM_WIN32(err);
02591     subkey = rb_str_new2("SOFTWARE\\Classes\\");
02592     rb_str_concat(subkey, com);
02593     rb_str_cat2(subkey, "\\CLSID");
02594     err = RegOpenKeyEx(hlm, StringValuePtr(subkey), 0, KEY_READ, &hpid);
02595     if (err != ERROR_SUCCESS)
02596         hr = HRESULT_FROM_WIN32(err);
02597     else {
02598         len = sizeof(clsid);
02599         err = RegQueryValueEx(hpid, "", NULL, &dwtype, (BYTE *)clsid, &len);
02600         if (err == ERROR_SUCCESS && dwtype == REG_SZ) {
02601             pbuf  = ole_mb2wc(clsid, -1);
02602             hr = CLSIDFromString(pbuf, pclsid);
02603             SysFreeString(pbuf);
02604         }
02605         else {
02606             hr = HRESULT_FROM_WIN32(err);
02607         }
02608         RegCloseKey(hpid);
02609     }
02610     RegCloseKey(hlm);
02611     return hr;
02612 }
02613 
02614 static VALUE
02615 ole_create_dcom(VALUE self, VALUE ole, VALUE host, VALUE others)
02616 {
02617     HRESULT hr;
02618     CLSID   clsid;
02619     OLECHAR *pbuf;
02620 
02621     COSERVERINFO serverinfo;
02622     MULTI_QI multi_qi;
02623     DWORD clsctx = CLSCTX_REMOTE_SERVER;
02624 
02625     if (!gole32)
02626         gole32 = LoadLibrary("OLE32");
02627     if (!gole32)
02628         rb_raise(rb_eRuntimeError, "failed to load OLE32");
02629     if (!gCoCreateInstanceEx)
02630         gCoCreateInstanceEx = (FNCOCREATEINSTANCEEX*)
02631             GetProcAddress(gole32, "CoCreateInstanceEx");
02632     if (!gCoCreateInstanceEx)
02633         rb_raise(rb_eRuntimeError, "CoCreateInstanceEx is not supported in this environment");
02634 
02635     pbuf  = ole_vstr2wc(ole);
02636     hr = CLSIDFromProgID(pbuf, &clsid);
02637     if (FAILED(hr))
02638         hr = clsid_from_remote(host, ole, &clsid);
02639     if (FAILED(hr))
02640         hr = CLSIDFromString(pbuf, &clsid);
02641     SysFreeString(pbuf);
02642     if (FAILED(hr))
02643         ole_raise(hr, eWIN32OLERuntimeError,
02644                   "unknown OLE server: `%s'",
02645                   StringValuePtr(ole));
02646     memset(&serverinfo, 0, sizeof(COSERVERINFO));
02647     serverinfo.pwszName = ole_vstr2wc(host);
02648     memset(&multi_qi, 0, sizeof(MULTI_QI));
02649     multi_qi.pIID = &IID_IDispatch;
02650     hr = gCoCreateInstanceEx(&clsid, NULL, clsctx, &serverinfo, 1, &multi_qi);
02651     SysFreeString(serverinfo.pwszName);
02652     if (FAILED(hr))
02653         ole_raise(hr, eWIN32OLERuntimeError,
02654                   "failed to create DCOM server `%s' in `%s'",
02655                   StringValuePtr(ole),
02656                   StringValuePtr(host));
02657 
02658     ole_set_member(self, (IDispatch*)multi_qi.pItf);
02659     return self;
02660 }
02661 
02662 static VALUE
02663 ole_bind_obj(VALUE moniker, int argc, VALUE *argv, VALUE self)
02664 {
02665     IBindCtx *pBindCtx;
02666     IMoniker *pMoniker;
02667     IDispatch *pDispatch;
02668     void *p;
02669     HRESULT hr;
02670     OLECHAR *pbuf;
02671     ULONG eaten = 0;
02672 
02673     ole_initialize();
02674 
02675     hr = CreateBindCtx(0, &pBindCtx);
02676     if(FAILED(hr)) {
02677         ole_raise(hr, eWIN32OLERuntimeError,
02678                   "failed to create bind context");
02679     }
02680 
02681     pbuf  = ole_vstr2wc(moniker);
02682     hr = MkParseDisplayName(pBindCtx, pbuf, &eaten, &pMoniker);
02683     SysFreeString(pbuf);
02684     if(FAILED(hr)) {
02685         OLE_RELEASE(pBindCtx);
02686         ole_raise(hr, eWIN32OLERuntimeError,
02687                   "failed to parse display name of moniker `%s'",
02688                   StringValuePtr(moniker));
02689     }
02690     hr = pMoniker->lpVtbl->BindToObject(pMoniker, pBindCtx, NULL,
02691                                         &IID_IDispatch, &p);
02692     pDispatch = p;
02693     OLE_RELEASE(pMoniker);
02694     OLE_RELEASE(pBindCtx);
02695 
02696     if(FAILED(hr)) {
02697         ole_raise(hr, eWIN32OLERuntimeError,
02698                   "failed to bind moniker `%s'",
02699                   StringValuePtr(moniker));
02700     }
02701     return create_win32ole_object(self, pDispatch, argc, argv);
02702 }
02703 
02704 /*
02705  *  call-seq:
02706  *     WIN32OLE.connect( ole ) --> aWIN32OLE
02707  *
02708  *  Returns running OLE Automation object or WIN32OLE object from moniker.
02709  *  1st argument should be OLE program id or class id or moniker.
02710  *
02711  *     WIN32OLE.connect('Excel.Application') # => WIN32OLE object which represents running Excel.
02712  */
02713 static VALUE
02714 fole_s_connect(int argc, VALUE *argv, VALUE self)
02715 {
02716     VALUE svr_name;
02717     VALUE others;
02718     HRESULT hr;
02719     CLSID   clsid;
02720     OLECHAR *pBuf;
02721     IDispatch *pDispatch;
02722     void *p;
02723     IUnknown *pUnknown;
02724 
02725     rb_secure(4);
02726     /* initialize to use OLE */
02727     ole_initialize();
02728 
02729     rb_scan_args(argc, argv, "1*", &svr_name, &others);
02730     SafeStringValue(svr_name);
02731     if (rb_safe_level() > 0 && OBJ_TAINTED(svr_name)) {
02732         rb_raise(rb_eSecurityError, "Insecure Object Connection - %s",
02733                  StringValuePtr(svr_name));
02734     }
02735 
02736     /* get CLSID from OLE server name */
02737     pBuf = ole_vstr2wc(svr_name);
02738     hr = CLSIDFromProgID(pBuf, &clsid);
02739     if(FAILED(hr)) {
02740         hr = CLSIDFromString(pBuf, &clsid);
02741     }
02742     SysFreeString(pBuf);
02743     if(FAILED(hr)) {
02744         return ole_bind_obj(svr_name, argc, argv, self);
02745     }
02746 
02747     hr = GetActiveObject(&clsid, 0, &pUnknown);
02748     if (FAILED(hr)) {
02749         ole_raise(hr, eWIN32OLERuntimeError,
02750                   "OLE server `%s' not running", StringValuePtr(svr_name));
02751     }
02752     hr = pUnknown->lpVtbl->QueryInterface(pUnknown, &IID_IDispatch, &p);
02753     pDispatch = p;
02754     if(FAILED(hr)) {
02755         OLE_RELEASE(pUnknown);
02756         ole_raise(hr, eWIN32OLERuntimeError,
02757                   "failed to create WIN32OLE server `%s'",
02758                   StringValuePtr(svr_name));
02759     }
02760 
02761     OLE_RELEASE(pUnknown);
02762 
02763     return create_win32ole_object(self, pDispatch, argc, argv);
02764 }
02765 
02766 /*
02767  *  call-seq:
02768  *     WIN32OLE.const_load( ole, mod = WIN32OLE)
02769  *
02770  *  Defines the constants of OLE Automation server as mod's constants.
02771  *  The first argument is WIN32OLE object or type library name.
02772  *  If 2nd argument is omitted, the default is WIN32OLE.
02773  *  The first letter of Ruby's constant variable name is upper case,
02774  *  so constant variable name of WIN32OLE object is capitalized.
02775  *  For example, the 'xlTop' constant of Excel is changed to 'XlTop'
02776  *  in WIN32OLE.
02777  *  If the first letter of constant variabl is not [A-Z], then
02778  *  the constant is defined as CONSTANTS hash element.
02779  *
02780  *     module EXCEL_CONST
02781  *     end
02782  *     excel = WIN32OLE.new('Excel.Application')
02783  *     WIN32OLE.const_load(excel, EXCEL_CONST)
02784  *     puts EXCEL_CONST::XlTop # => -4160
02785  *     puts EXCEL_CONST::CONSTANTS['_xlDialogChartSourceData'] # => 541
02786  *
02787  *     WIN32OLE.const_load(excel)
02788  *     puts WIN32OLE::XlTop # => -4160
02789  *
02790  *     module MSO
02791  *     end
02792  *     WIN32OLE.const_load('Microsoft Office 9.0 Object Library', MSO)
02793  *     puts MSO::MsoLineSingle # => 1
02794  */
02795 static VALUE
02796 fole_s_const_load(int argc, VALUE *argv, VALUE self)
02797 {
02798     VALUE ole;
02799     VALUE klass;
02800     struct oledata *pole;
02801     ITypeInfo *pTypeInfo;
02802     ITypeLib *pTypeLib;
02803     unsigned int index;
02804     HRESULT hr;
02805     OLECHAR *pBuf;
02806     VALUE file;
02807     LCID    lcid = cWIN32OLE_lcid;
02808 
02809     rb_secure(4);
02810     rb_scan_args(argc, argv, "11", &ole, &klass);
02811     if (TYPE(klass) != T_CLASS &&
02812         TYPE(klass) != T_MODULE &&
02813         TYPE(klass) != T_NIL) {
02814         rb_raise(rb_eTypeError, "2nd parameter must be Class or Module");
02815     }
02816     if (rb_obj_is_kind_of(ole, cWIN32OLE)) {
02817         OLEData_Get_Struct(ole, pole);
02818         hr = pole->pDispatch->lpVtbl->GetTypeInfo(pole->pDispatch,
02819                                                   0, lcid, &pTypeInfo);
02820         if(FAILED(hr)) {
02821             ole_raise(hr, rb_eRuntimeError, "failed to GetTypeInfo");
02822         }
02823         hr = pTypeInfo->lpVtbl->GetContainingTypeLib(pTypeInfo, &pTypeLib, &index);
02824         if(FAILED(hr)) {
02825             OLE_RELEASE(pTypeInfo);
02826             ole_raise(hr, rb_eRuntimeError, "failed to GetContainingTypeLib");
02827         }
02828         OLE_RELEASE(pTypeInfo);
02829         if(TYPE(klass) != T_NIL) {
02830             ole_const_load(pTypeLib, klass, self);
02831         }
02832         else {
02833             ole_const_load(pTypeLib, cWIN32OLE, self);
02834         }
02835         OLE_RELEASE(pTypeLib);
02836     }
02837     else if(TYPE(ole) == T_STRING) {
02838         file = typelib_file(ole);
02839         if (file == Qnil) {
02840             file = ole;
02841         }
02842         pBuf = ole_vstr2wc(file);
02843         hr = LoadTypeLibEx(pBuf, REGKIND_NONE, &pTypeLib);
02844         SysFreeString(pBuf);
02845         if (FAILED(hr))
02846           ole_raise(hr, eWIN32OLERuntimeError, "failed to LoadTypeLibEx");
02847         if(TYPE(klass) != T_NIL) {
02848             ole_const_load(pTypeLib, klass, self);
02849         }
02850         else {
02851             ole_const_load(pTypeLib, cWIN32OLE, self);
02852         }
02853         OLE_RELEASE(pTypeLib);
02854     }
02855     else {
02856         rb_raise(rb_eTypeError, "1st parameter must be WIN32OLE instance");
02857     }
02858     return Qnil;
02859 }
02860 
02861 static VALUE
02862 ole_types_from_typelib(ITypeLib *pTypeLib, VALUE classes)
02863 {
02864 
02865     long count;
02866     int i;
02867     HRESULT hr;
02868     BSTR bstr;
02869     ITypeInfo *pTypeInfo;
02870     VALUE type;
02871 
02872     rb_secure(4);
02873     count = pTypeLib->lpVtbl->GetTypeInfoCount(pTypeLib);
02874     for (i = 0; i < count; i++) {
02875         hr = pTypeLib->lpVtbl->GetDocumentation(pTypeLib, i,
02876                                                 &bstr, NULL, NULL, NULL);
02877         if (FAILED(hr))
02878             continue;
02879 
02880         hr = pTypeLib->lpVtbl->GetTypeInfo(pTypeLib, i, &pTypeInfo);
02881         if (FAILED(hr))
02882             continue;
02883 
02884         type = foletype_s_allocate(cWIN32OLE_TYPE);
02885         oletype_set_member(type, pTypeInfo, WC2VSTR(bstr));
02886 
02887         rb_ary_push(classes, type);
02888         OLE_RELEASE(pTypeInfo);
02889     }
02890     return classes;
02891 }
02892 
02893 static ULONG
02894 reference_count(struct oledata * pole)
02895 {
02896     ULONG n = 0;
02897     if(pole->pDispatch) {
02898         OLE_ADDREF(pole->pDispatch);
02899         n = OLE_RELEASE(pole->pDispatch);
02900     }
02901     return n;
02902 }
02903 
02904 /*
02905  *  call-seq:
02906  *     WIN32OLE.ole_reference_count(aWIN32OLE) --> number
02907  *
02908  *  Returns reference counter of Dispatch interface of WIN32OLE object.
02909  *  You should not use this method because this method
02910  *  exists only for debugging WIN32OLE.
02911  */
02912 static VALUE
02913 fole_s_reference_count(VALUE self, VALUE obj)
02914 {
02915     struct oledata * pole;
02916     OLEData_Get_Struct(obj, pole);
02917     return INT2NUM(reference_count(pole));
02918 }
02919 
02920 /*
02921  *  call-seq:
02922  *     WIN32OLE.ole_free(aWIN32OLE) --> number
02923  *
02924  *  Invokes Release method of Dispatch interface of WIN32OLE object.
02925  *  You should not use this method because this method
02926  *  exists only for debugging WIN32OLE.
02927  *  The return value is reference counter of OLE object.
02928  */
02929 static VALUE
02930 fole_s_free(VALUE self, VALUE obj)
02931 {
02932     ULONG n = 0;
02933     struct oledata * pole;
02934     OLEData_Get_Struct(obj, pole);
02935     if(pole->pDispatch) {
02936         if (reference_count(pole) > 0) {
02937             n = OLE_RELEASE(pole->pDispatch);
02938         }
02939     }
02940     return INT2NUM(n);
02941 }
02942 
02943 static HWND
02944 ole_show_help(VALUE helpfile, VALUE helpcontext)
02945 {
02946     FNHTMLHELP *pfnHtmlHelp;
02947     HWND hwnd = 0;
02948 
02949     if(!ghhctrl)
02950         ghhctrl = LoadLibrary("HHCTRL.OCX");
02951     if (!ghhctrl)
02952         return hwnd;
02953     pfnHtmlHelp = (FNHTMLHELP*)GetProcAddress(ghhctrl, "HtmlHelpA");
02954     if (!pfnHtmlHelp)
02955         return hwnd;
02956     hwnd = pfnHtmlHelp(GetDesktopWindow(), StringValuePtr(helpfile),
02957                     0x0f, NUM2INT(helpcontext));
02958     if (hwnd == 0)
02959         hwnd = pfnHtmlHelp(GetDesktopWindow(), StringValuePtr(helpfile),
02960                  0,  NUM2INT(helpcontext));
02961     return hwnd;
02962 }
02963 
02964 /*
02965  *  call-seq:
02966  *     WIN32OLE.ole_show_help(obj [,helpcontext])
02967  *
02968  *  Displays helpfile. The 1st argument specifies WIN32OLE_TYPE
02969  *  object or WIN32OLE_METHOD object or helpfile.
02970  *
02971  *     excel = WIN32OLE.new('Excel.Application')
02972  *     typeobj = excel.ole_type
02973  *     WIN32OLE.ole_show_help(typeobj)
02974  */
02975 static VALUE
02976 fole_s_show_help(int argc, VALUE *argv, VALUE self)
02977 {
02978     VALUE target;
02979     VALUE helpcontext;
02980     VALUE helpfile;
02981     VALUE name;
02982     HWND  hwnd;
02983     rb_scan_args(argc, argv, "11", &target, &helpcontext);
02984     if (rb_obj_is_kind_of(target, cWIN32OLE_TYPE) ||
02985         rb_obj_is_kind_of(target, cWIN32OLE_METHOD)) {
02986         helpfile = rb_funcall(target, rb_intern("helpfile"), 0);
02987         if(strlen(StringValuePtr(helpfile)) == 0) {
02988             name = rb_ivar_get(target, rb_intern("name"));
02989             rb_raise(rb_eRuntimeError, "no helpfile of `%s'",
02990                      StringValuePtr(name));
02991         }
02992         helpcontext = rb_funcall(target, rb_intern("helpcontext"), 0);
02993     } else {
02994         helpfile = target;
02995     }
02996     if (TYPE(helpfile) != T_STRING) {
02997         rb_raise(rb_eTypeError, "1st parameter must be (String|WIN32OLE_TYPE|WIN32OLE_METHOD)");
02998     }
02999     hwnd = ole_show_help(helpfile, helpcontext);
03000     if(hwnd == 0) {
03001         rb_raise(rb_eRuntimeError, "failed to open help file `%s'",
03002                  StringValuePtr(helpfile));
03003     }
03004     return Qnil;
03005 }
03006 
03007 /*
03008  *  call-seq:
03009  *     WIN32OLE.codepage
03010  *
03011  *  Returns current codepage.
03012  *     WIN32OLE.codepage # => WIN32OLE::CP_ACP
03013  */
03014 static VALUE
03015 fole_s_get_code_page(VALUE self)
03016 {
03017     return INT2FIX(cWIN32OLE_cp);
03018 }
03019 
03020 static BOOL CALLBACK
03021 installed_code_page_proc(LPTSTR str) {
03022     if (strtoul(str, NULL, 10) == g_cp_to_check) {
03023         g_cp_installed = TRUE;
03024         return FALSE;
03025     }
03026     return TRUE;
03027 }
03028 
03029 static BOOL
03030 code_page_installed(UINT cp)
03031 {
03032     g_cp_installed = FALSE;
03033     g_cp_to_check = cp;
03034     EnumSystemCodePages(installed_code_page_proc, CP_INSTALLED);
03035     return g_cp_installed;
03036 }
03037 
03038 /*
03039  *  call-seq:
03040  *     WIN32OLE.codepage = CP
03041  *
03042  *  Sets current codepage.
03043  *  The WIN32OLE.codepage is initialized according to
03044  *  Encoding.default_internal.
03045  *  If Encoding.default_internal is nil then WIN32OLE.codepage
03046  *  is initialized according to Encoding.default_external.
03047  *
03048  *     WIN32OLE.codepage = WIN32OLE::CP_UTF8
03049  *     WIN32OLE.codepage = 65001
03050  */
03051 static VALUE
03052 fole_s_set_code_page(VALUE self, VALUE vcp)
03053 {
03054     UINT cp = FIX2INT(vcp);
03055     set_ole_codepage(cp);
03056     /*
03057      * Should this method return old codepage?
03058      */
03059     return Qnil;
03060 }
03061 
03062 /*
03063  *  call-seq:
03064  *     WIN32OLE.locale -> locale id.
03065  *
03066  *  Returns current locale id (lcid). The default locale is
03067  *  LOCALE_SYSTEM_DEFAULT.
03068  *
03069  *     lcid = WIN32OLE.locale
03070  */
03071 static VALUE
03072 fole_s_get_locale(VALUE self)
03073 {
03074     return INT2FIX(cWIN32OLE_lcid);
03075 }
03076 
03077 static BOOL
03078 CALLBACK installed_lcid_proc(LPTSTR str)
03079 {
03080     if (strcmp(str, g_lcid_to_check) == 0) {
03081         g_lcid_installed = TRUE;
03082         return FALSE;
03083     }
03084     return TRUE;
03085 }
03086 
03087 static BOOL
03088 lcid_installed(LCID lcid)
03089 {
03090     g_lcid_installed = FALSE;
03091     snprintf(g_lcid_to_check, sizeof(g_lcid_to_check), "%08lx", lcid);
03092     EnumSystemLocales(installed_lcid_proc, LCID_INSTALLED);
03093     return g_lcid_installed;
03094 }
03095 
03096 /*
03097  *  call-seq:
03098  *     WIN32OLE.locale = lcid
03099  *
03100  *  Sets current locale id (lcid).
03101  *
03102  *     WIN32OLE.locale = 1033 # set locale English(U.S)
03103  *     obj = WIN32OLE_VARIANT.new("$100,000", WIN32OLE::VARIANT::VT_CY)
03104  *
03105  */
03106 static VALUE
03107 fole_s_set_locale(VALUE self, VALUE vlcid)
03108 {
03109     LCID lcid = FIX2INT(vlcid);
03110     if (lcid_installed(lcid)) {
03111         cWIN32OLE_lcid = lcid;
03112     } else {
03113         switch (lcid) {
03114         case LOCALE_SYSTEM_DEFAULT:
03115         case LOCALE_USER_DEFAULT:
03116             cWIN32OLE_lcid = lcid;
03117             break;
03118         default:
03119             rb_raise(eWIN32OLERuntimeError, "not installed locale: %u", (unsigned int)lcid);
03120         }
03121     }
03122     return Qnil;
03123 }
03124 
03125 /*
03126  *  call-seq:
03127  *     WIN32OLE.create_guid
03128  *
03129  *  Creates GUID.
03130  *     WIN32OLE.create_guid # => {1CB530F1-F6B1-404D-BCE6-1959BF91F4A8}
03131  */
03132 static VALUE
03133 fole_s_create_guid(VALUE self)
03134 {
03135     GUID guid;
03136     HRESULT hr;
03137     OLECHAR bstr[80];
03138     int len = 0;
03139     hr = CoCreateGuid(&guid);
03140     if (FAILED(hr)) {
03141         ole_raise(hr, eWIN32OLERuntimeError, "failed to create GUID");
03142     }
03143     len = StringFromGUID2(&guid, bstr, sizeof(bstr)/sizeof(OLECHAR));
03144     if (len == 0) {
03145         rb_raise(rb_eRuntimeError, "failed to create GUID(buffer over)");
03146     }
03147     return ole_wc2vstr(bstr, FALSE);
03148 }
03149 
03150 /*
03151  * WIN32OLE.ole_initialize and WIN32OLE.ole_uninitialize
03152  * are used in win32ole.rb to fix the issue bug #2618 (ruby-core:27634).
03153  * You must not use thease method.
03154  */
03155 
03156 /* :nodoc */
03157 static VALUE
03158 fole_s_ole_initialize(VALUE self)
03159 {
03160     ole_initialize();
03161     return Qnil;
03162 }
03163 
03164 /* :nodoc */
03165 static VALUE
03166 fole_s_ole_uninitialize(VALUE self)
03167 {
03168     ole_uninitialize();
03169     return Qnil;
03170 }
03171 
03172 /*
03173  * Document-class: WIN32OLE
03174  *
03175  *   <code>WIN32OLE</code> objects represent OLE Automation object in Ruby.
03176  *
03177  *   By using WIN32OLE, you can access OLE server like VBScript.
03178  *
03179  *   Here is sample script.
03180  *
03181  *     require 'win32ole'
03182  *
03183  *     excel = WIN32OLE.new('Excel.Application')
03184  *     excel.visible = true
03185  *     workbook = excel.Workbooks.Add();
03186  *     worksheet = workbook.Worksheets(1);
03187  *     worksheet.Range("A1:D1").value = ["North","South","East","West"];
03188  *     worksheet.Range("A2:B2").value = [5.2, 10];
03189  *     worksheet.Range("C2").value = 8;
03190  *     worksheet.Range("D2").value = 20;
03191  *
03192  *     range = worksheet.Range("A1:D2");
03193  *     range.select
03194  *     chart = workbook.Charts.Add;
03195  *
03196  *     workbook.saved = true;
03197  *
03198  *     excel.ActiveWorkbook.Close(0);
03199  *     excel.Quit();
03200  *
03201  *  Unfortunately, Win32OLE doesn't support the argument passed by
03202  *  reference directly.
03203  *  Instead, Win32OLE provides WIN32OLE::ARGV.
03204  *  If you want to get the result value of argument passed by reference,
03205  *  you can use WIN32OLE::ARGV.
03206  *
03207  *     oleobj.method(arg1, arg2, refargv3)
03208  *     puts WIN32OLE::ARGV[2]   # the value of refargv3 after called oleobj.method
03209  *
03210  */
03211 
03212 /*
03213  *  call-seq:
03214  *     WIN32OLE.new(server, [host]) -> WIN32OLE object
03215  *
03216  *  Returns a new WIN32OLE object(OLE Automation object).
03217  *  The first argument server specifies OLE Automation server.
03218  *  The first argument should be CLSID or PROGID.
03219  *  If second argument host specified, then returns OLE Automation
03220  *  object on host.
03221  *
03222  *      WIN32OLE.new('Excel.Application') # => Excel OLE Automation WIN32OLE object.
03223  *      WIN32OLE.new('{00024500-0000-0000-C000-000000000046}') # => Excel OLE Automation WIN32OLE object.
03224  */
03225 static VALUE
03226 fole_initialize(int argc, VALUE *argv, VALUE self)
03227 {
03228     VALUE svr_name;
03229     VALUE host;
03230     VALUE others;
03231     HRESULT hr;
03232     CLSID   clsid;
03233     OLECHAR *pBuf;
03234     IDispatch *pDispatch;
03235     void *p;
03236     rb_secure(4);
03237     rb_call_super(0, 0);
03238     rb_scan_args(argc, argv, "11*", &svr_name, &host, &others);
03239 
03240     SafeStringValue(svr_name);
03241     if (rb_safe_level() > 0 && OBJ_TAINTED(svr_name)) {
03242         rb_raise(rb_eSecurityError, "Insecure Object Creation - %s",
03243                  StringValuePtr(svr_name));
03244     }
03245     if (!NIL_P(host)) {
03246         SafeStringValue(host);
03247         if (rb_safe_level() > 0 && OBJ_TAINTED(host)) {
03248             rb_raise(rb_eSecurityError, "Insecure Object Creation - %s",
03249                      StringValuePtr(svr_name));
03250         }
03251         return ole_create_dcom(self, svr_name, host, others);
03252     }
03253 
03254     /* get CLSID from OLE server name */
03255     pBuf  = ole_vstr2wc(svr_name);
03256     hr = CLSIDFromProgID(pBuf, &clsid);
03257     if(FAILED(hr)) {
03258         hr = CLSIDFromString(pBuf, &clsid);
03259     }
03260     SysFreeString(pBuf);
03261     if(FAILED(hr)) {
03262         ole_raise(hr, eWIN32OLERuntimeError,
03263                   "unknown OLE server: `%s'",
03264                   StringValuePtr(svr_name));
03265     }
03266 
03267     /* get IDispatch interface */
03268     hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER | CLSCTX_LOCAL_SERVER,
03269                           &IID_IDispatch, &p);
03270     pDispatch = p;
03271     if(FAILED(hr)) {
03272         ole_raise(hr, eWIN32OLERuntimeError,
03273                   "failed to create WIN32OLE object from `%s'",
03274                   StringValuePtr(svr_name));
03275     }
03276 
03277     ole_set_member(self, pDispatch);
03278     return self;
03279 }
03280 
03281 static VALUE
03282 hash2named_arg(VALUE pair, struct oleparam* pOp)
03283 {
03284     unsigned int index, i;
03285     VALUE key, value;
03286     index = pOp->dp.cNamedArgs;
03287 
03288     /*---------------------------------------------
03289       the data-type of key must be String or Symbol
03290     -----------------------------------------------*/
03291     key = rb_ary_entry(pair, 0);
03292     if(TYPE(key) != T_STRING && TYPE(key) != T_SYMBOL) {
03293         /* clear name of dispatch parameters */
03294         for(i = 1; i < index + 1; i++) {
03295             SysFreeString(pOp->pNamedArgs[i]);
03296         }
03297         /* clear dispatch parameters */
03298         for(i = 0; i < index; i++ ) {
03299             VariantClear(&(pOp->dp.rgvarg[i]));
03300         }
03301         /* raise an exception */
03302         rb_raise(rb_eTypeError, "wrong argument type (expected String or Symbol)");
03303     }
03304     if (TYPE(key) == T_SYMBOL) {
03305         key = rb_sym_to_s(key);
03306     }
03307 
03308     /* pNamedArgs[0] is <method name>, so "index + 1" */
03309     pOp->pNamedArgs[index + 1] = ole_vstr2wc(key);
03310 
03311     value = rb_ary_entry(pair, 1);
03312     VariantInit(&(pOp->dp.rgvarg[index]));
03313     ole_val2variant(value, &(pOp->dp.rgvarg[index]));
03314 
03315     pOp->dp.cNamedArgs += 1;
03316     return Qnil;
03317 }
03318 
03319 static VALUE
03320 set_argv(VARIANTARG* realargs, unsigned int beg, unsigned int end)
03321 {
03322     VALUE argv = rb_const_get(cWIN32OLE, rb_intern("ARGV"));
03323 
03324     Check_Type(argv, T_ARRAY);
03325     rb_ary_clear(argv);
03326     while (end-- > beg) {
03327         rb_ary_push(argv, ole_variant2val(&realargs[end]));
03328         VariantClear(&realargs[end]);
03329     }
03330     return argv;
03331 }
03332 
03333 static VALUE
03334 ole_invoke(int argc, VALUE *argv, VALUE self, USHORT wFlags, BOOL is_bracket)
03335 {
03336     LCID    lcid = cWIN32OLE_lcid;
03337     struct oledata *pole;
03338     HRESULT hr;
03339     VALUE cmd;
03340     VALUE paramS;
03341     VALUE param;
03342     VALUE obj;
03343     VALUE v;
03344 
03345     BSTR wcmdname;
03346 
03347     DISPID DispID;
03348     DISPID* pDispID;
03349     EXCEPINFO excepinfo;
03350     VARIANT result;
03351     VARIANTARG* realargs = NULL;
03352     unsigned int argErr = 0;
03353     unsigned int i;
03354     unsigned int cNamedArgs;
03355     int n;
03356     struct oleparam op;
03357     struct olevariantdata *pvar;
03358     memset(&excepinfo, 0, sizeof(EXCEPINFO));
03359 
03360     VariantInit(&result);
03361 
03362     op.dp.rgvarg = NULL;
03363     op.dp.rgdispidNamedArgs = NULL;
03364     op.dp.cNamedArgs = 0;
03365     op.dp.cArgs = 0;
03366 
03367     rb_scan_args(argc, argv, "1*", &cmd, &paramS);
03368     if(TYPE(cmd) != T_STRING && TYPE(cmd) != T_SYMBOL && !is_bracket) {
03369         rb_raise(rb_eTypeError, "method is wrong type (expected String or Symbol)");
03370     }
03371     if (TYPE(cmd) == T_SYMBOL) {
03372         cmd = rb_sym_to_s(cmd);
03373     }
03374     OLEData_Get_Struct(self, pole);
03375     if(!pole->pDispatch) {
03376         rb_raise(rb_eRuntimeError, "failed to get dispatch interface");
03377     }
03378     if (is_bracket) {
03379         DispID = DISPID_VALUE;
03380         argc += 1;
03381         rb_ary_unshift(paramS, cmd);
03382     } else {
03383         wcmdname = ole_vstr2wc(cmd);
03384         hr = pole->pDispatch->lpVtbl->GetIDsOfNames( pole->pDispatch, &IID_NULL,
03385                 &wcmdname, 1, lcid, &DispID);
03386         SysFreeString(wcmdname);
03387         if(FAILED(hr)) {
03388             ole_raise(hr, rb_eNoMethodError,
03389                     "unknown property or method: `%s'",
03390                     StringValuePtr(cmd));
03391         }
03392     }
03393 
03394     /* pick up last argument of method */
03395     param = rb_ary_entry(paramS, argc-2);
03396 
03397     op.dp.cNamedArgs = 0;
03398 
03399     /* if last arg is hash object */
03400     if(TYPE(param) == T_HASH) {
03401         /*------------------------------------------
03402           hash object ==> named dispatch parameters
03403         --------------------------------------------*/
03404         cNamedArgs = NUM2INT(rb_funcall(param, rb_intern("length"), 0));
03405         op.dp.cArgs = cNamedArgs + argc - 2;
03406         op.pNamedArgs = ALLOCA_N(OLECHAR*, cNamedArgs + 1);
03407         op.dp.rgvarg = ALLOCA_N(VARIANTARG, op.dp.cArgs);
03408         rb_block_call(param, rb_intern("each"), 0, 0, hash2named_arg, (VALUE)&op);
03409 
03410         pDispID = ALLOCA_N(DISPID, cNamedArgs + 1);
03411         op.pNamedArgs[0] = ole_vstr2wc(cmd);
03412         hr = pole->pDispatch->lpVtbl->GetIDsOfNames(pole->pDispatch,
03413                                                     &IID_NULL,
03414                                                     op.pNamedArgs,
03415                                                     op.dp.cNamedArgs + 1,
03416                                                     lcid, pDispID);
03417         for(i = 0; i < op.dp.cNamedArgs + 1; i++) {
03418             SysFreeString(op.pNamedArgs[i]);
03419             op.pNamedArgs[i] = NULL;
03420         }
03421         if(FAILED(hr)) {
03422             /* clear dispatch parameters */
03423             for(i = 0; i < op.dp.cArgs; i++ ) {
03424                 VariantClear(&op.dp.rgvarg[i]);
03425             }
03426             ole_raise(hr, eWIN32OLERuntimeError,
03427                       "failed to get named argument info: `%s'",
03428                       StringValuePtr(cmd));
03429         }
03430         op.dp.rgdispidNamedArgs = &(pDispID[1]);
03431     }
03432     else {
03433         cNamedArgs = 0;
03434         op.dp.cArgs = argc - 1;
03435         op.pNamedArgs = ALLOCA_N(OLECHAR*, cNamedArgs + 1);
03436         if (op.dp.cArgs > 0) {
03437             op.dp.rgvarg  = ALLOCA_N(VARIANTARG, op.dp.cArgs);
03438         }
03439     }
03440     /*--------------------------------------
03441       non hash args ==> dispatch parameters
03442      ----------------------------------------*/
03443     if(op.dp.cArgs > cNamedArgs) {
03444         realargs = ALLOCA_N(VARIANTARG, op.dp.cArgs-cNamedArgs+1);
03445         for(i = cNamedArgs; i < op.dp.cArgs; i++) {
03446             n = op.dp.cArgs - i + cNamedArgs - 1;
03447             VariantInit(&realargs[n]);
03448             VariantInit(&op.dp.rgvarg[n]);
03449             param = rb_ary_entry(paramS, i-cNamedArgs);
03450             if (rb_obj_is_kind_of(param, cWIN32OLE_VARIANT)) {
03451                 Data_Get_Struct(param, struct olevariantdata, pvar);
03452                 VariantCopy(&op.dp.rgvarg[n], &(pvar->var));
03453             } else {
03454                 ole_val2variant(param, &realargs[n]);
03455                 V_VT(&op.dp.rgvarg[n]) = VT_VARIANT | VT_BYREF;
03456                 V_VARIANTREF(&op.dp.rgvarg[n]) = &realargs[n];
03457             }
03458         }
03459     }
03460     /* apparent you need to call propput, you need this */
03461     if (wFlags & DISPATCH_PROPERTYPUT) {
03462         if (op.dp.cArgs == 0)
03463             ole_raise(ResultFromScode(E_INVALIDARG), eWIN32OLERuntimeError, "argument error");
03464 
03465         op.dp.cNamedArgs = 1;
03466         op.dp.rgdispidNamedArgs = ALLOCA_N( DISPID, 1 );
03467         op.dp.rgdispidNamedArgs[0] = DISPID_PROPERTYPUT;
03468     }
03469 
03470     hr = pole->pDispatch->lpVtbl->Invoke(pole->pDispatch, DispID,
03471                                          &IID_NULL, lcid, wFlags, &op.dp,
03472                                          &result, &excepinfo, &argErr);
03473 
03474     if (FAILED(hr)) {
03475         /* retry to call args by value */
03476         if(op.dp.cArgs >= cNamedArgs) {
03477             for(i = cNamedArgs; i < op.dp.cArgs; i++) {
03478                 n = op.dp.cArgs - i + cNamedArgs - 1;
03479                 param = rb_ary_entry(paramS, i-cNamedArgs);
03480                 ole_val2variant(param, &op.dp.rgvarg[n]);
03481             }
03482             if (hr == DISP_E_EXCEPTION) {
03483                 ole_freeexceptinfo(&excepinfo);
03484             }
03485             memset(&excepinfo, 0, sizeof(EXCEPINFO));
03486             VariantInit(&result);
03487             hr = pole->pDispatch->lpVtbl->Invoke(pole->pDispatch, DispID,
03488                                                  &IID_NULL, lcid, wFlags,
03489                                                  &op.dp, &result,
03490                                                  &excepinfo, &argErr);
03491 
03492             /* mega kludge. if a method in WORD is called and we ask
03493              * for a result when one is not returned then
03494              * hResult == DISP_E_EXCEPTION. this only happens on
03495              * functions whose DISPID > 0x8000 */
03496             if ((hr == DISP_E_EXCEPTION || hr == DISP_E_MEMBERNOTFOUND) && DispID > 0x8000) {
03497                 if (hr == DISP_E_EXCEPTION) {
03498                     ole_freeexceptinfo(&excepinfo);
03499                 }
03500                 memset(&excepinfo, 0, sizeof(EXCEPINFO));
03501                 hr = pole->pDispatch->lpVtbl->Invoke(pole->pDispatch, DispID,
03502                         &IID_NULL, lcid, wFlags,
03503                         &op.dp, NULL,
03504                         &excepinfo, &argErr);
03505 
03506             }
03507             for(i = cNamedArgs; i < op.dp.cArgs; i++) {
03508                 n = op.dp.cArgs - i + cNamedArgs - 1;
03509                 VariantClear(&op.dp.rgvarg[n]);
03510             }
03511         }
03512 
03513         if (FAILED(hr)) {
03514             /* retry after converting nil to VT_EMPTY */
03515             if (op.dp.cArgs > cNamedArgs) {
03516                 for(i = cNamedArgs; i < op.dp.cArgs; i++) {
03517                     n = op.dp.cArgs - i + cNamedArgs - 1;
03518                     param = rb_ary_entry(paramS, i-cNamedArgs);
03519                     ole_val2variant2(param, &op.dp.rgvarg[n]);
03520                 }
03521                 if (hr == DISP_E_EXCEPTION) {
03522                     ole_freeexceptinfo(&excepinfo);
03523                 }
03524                 memset(&excepinfo, 0, sizeof(EXCEPINFO));
03525                 VariantInit(&result);
03526                 hr = pole->pDispatch->lpVtbl->Invoke(pole->pDispatch, DispID,
03527                         &IID_NULL, lcid, wFlags,
03528                         &op.dp, &result,
03529                         &excepinfo, &argErr);
03530                 for(i = cNamedArgs; i < op.dp.cArgs; i++) {
03531                     n = op.dp.cArgs - i + cNamedArgs - 1;
03532                     VariantClear(&op.dp.rgvarg[n]);
03533                 }
03534             }
03535         }
03536 
03537     }
03538     /* clear dispatch parameter */
03539     if(op.dp.cArgs > cNamedArgs) {
03540         for(i = cNamedArgs; i < op.dp.cArgs; i++) {
03541             n = op.dp.cArgs - i + cNamedArgs - 1;
03542             param = rb_ary_entry(paramS, i-cNamedArgs);
03543             if (rb_obj_is_kind_of(param, cWIN32OLE_VARIANT)) {
03544                 ole_val2variant(param, &realargs[n]);
03545             }
03546         }
03547         set_argv(realargs, cNamedArgs, op.dp.cArgs);
03548     }
03549     else {
03550         for(i = 0; i < op.dp.cArgs; i++) {
03551             VariantClear(&op.dp.rgvarg[i]);
03552         }
03553     }
03554 
03555     if (FAILED(hr)) {
03556         v = ole_excepinfo2msg(&excepinfo);
03557         ole_raise(hr, eWIN32OLERuntimeError, "(in OLE method `%s': )%s",
03558                   StringValuePtr(cmd),
03559                   StringValuePtr(v));
03560     }
03561     obj = ole_variant2val(&result);
03562     VariantClear(&result);
03563     return obj;
03564 }
03565 
03566 /*
03567  *  call-seq:
03568  *     WIN32OLE#invoke(method, [arg1,...])  => return value of method.
03569  *
03570  *  Runs OLE method.
03571  *  The first argument specifies the method name of OLE Automation object.
03572  *  The others specify argument of the <i>method</i>.
03573  *  If you can not execute <i>method</i> directly, then use this method instead.
03574  *
03575  *    excel = WIN32OLE.new('Excel.Application')
03576  *    excel.invoke('Quit')  # => same as excel.Quit
03577  *
03578  */
03579 static VALUE
03580 fole_invoke(int argc, VALUE *argv, VALUE self)
03581 {
03582     return ole_invoke(argc, argv, self, DISPATCH_METHOD|DISPATCH_PROPERTYGET, FALSE);
03583 }
03584 
03585 static VALUE
03586 ole_invoke2(VALUE self, VALUE dispid, VALUE args, VALUE types, USHORT dispkind)
03587 {
03588     HRESULT hr;
03589     struct oledata *pole;
03590     unsigned int argErr = 0;
03591     EXCEPINFO excepinfo;
03592     VARIANT result;
03593     DISPPARAMS dispParams;
03594     VARIANTARG* realargs = NULL;
03595     int i, j;
03596     VALUE obj = Qnil;
03597     VALUE tp, param;
03598     VALUE v;
03599     VARTYPE vt;
03600 
03601     Check_Type(args, T_ARRAY);
03602     Check_Type(types, T_ARRAY);
03603 
03604     memset(&excepinfo, 0, sizeof(EXCEPINFO));
03605     memset(&dispParams, 0, sizeof(DISPPARAMS));
03606     VariantInit(&result);
03607     OLEData_Get_Struct(self, pole);
03608 
03609     dispParams.cArgs = RARRAY_LEN(args);
03610     dispParams.rgvarg = ALLOCA_N(VARIANTARG, dispParams.cArgs);
03611     realargs = ALLOCA_N(VARIANTARG, dispParams.cArgs);
03612     for (i = 0, j = dispParams.cArgs - 1; i < (int)dispParams.cArgs; i++, j--)
03613     {
03614         VariantInit(&realargs[i]);
03615         VariantInit(&dispParams.rgvarg[i]);
03616         tp = rb_ary_entry(types, j);
03617         vt = (VARTYPE)FIX2INT(tp);
03618         V_VT(&dispParams.rgvarg[i]) = vt;
03619         param = rb_ary_entry(args, j);
03620         if (param == Qnil)
03621         {
03622 
03623             V_VT(&dispParams.rgvarg[i]) = V_VT(&realargs[i]) = VT_ERROR;
03624             V_ERROR(&dispParams.rgvarg[i]) = V_ERROR(&realargs[i]) = DISP_E_PARAMNOTFOUND;
03625         }
03626         else
03627         {
03628             if (vt & VT_ARRAY)
03629             {
03630                 int ent;
03631                 LPBYTE pb;
03632                 short* ps;
03633                 LPLONG pl;
03634                 VARIANT* pv;
03635                 CY *py;
03636                 VARTYPE v;
03637                 SAFEARRAYBOUND rgsabound[1];
03638                 Check_Type(param, T_ARRAY);
03639                 rgsabound[0].lLbound = 0;
03640                 rgsabound[0].cElements = RARRAY_LEN(param);
03641                 v = vt & ~(VT_ARRAY | VT_BYREF);
03642                 V_ARRAY(&realargs[i]) = SafeArrayCreate(v, 1, rgsabound);
03643                 V_VT(&realargs[i]) = VT_ARRAY | v;
03644                 SafeArrayLock(V_ARRAY(&realargs[i]));
03645                 pb = V_ARRAY(&realargs[i])->pvData;
03646                 ps = V_ARRAY(&realargs[i])->pvData;
03647                 pl = V_ARRAY(&realargs[i])->pvData;
03648                 py = V_ARRAY(&realargs[i])->pvData;
03649                 pv = V_ARRAY(&realargs[i])->pvData;
03650                 for (ent = 0; ent < (int)rgsabound[0].cElements; ent++)
03651                 {
03652                     VARIANT velem;
03653                     VALUE elem = rb_ary_entry(param, ent);
03654                     ole_val2variant(elem, &velem);
03655                     if (v != VT_VARIANT)
03656                     {
03657                         VariantChangeTypeEx(&velem, &velem,
03658                             cWIN32OLE_lcid, 0, v);
03659                     }
03660                     switch (v)
03661                     {
03662                     /* 128 bits */
03663                     case VT_VARIANT:
03664                         *pv++ = velem;
03665                         break;
03666                     /* 64 bits */
03667                     case VT_R8:
03668                     case VT_CY:
03669                     case VT_DATE:
03670                         *py++ = V_CY(&velem);
03671                         break;
03672                     /* 16 bits */
03673                     case VT_BOOL:
03674                     case VT_I2:
03675                     case VT_UI2:
03676                         *ps++ = V_I2(&velem);
03677                         break;
03678                     /* 8 bites */
03679                     case VT_UI1:
03680                     case VT_I1:
03681                         *pb++ = V_UI1(&velem);
03682                         break;
03683                     /* 32 bits */
03684                     default:
03685                         *pl++ = V_I4(&velem);
03686                         break;
03687                     }
03688                 }
03689                 SafeArrayUnlock(V_ARRAY(&realargs[i]));
03690             }
03691             else
03692             {
03693                 ole_val2variant(param, &realargs[i]);
03694                 if ((vt & (~VT_BYREF)) != VT_VARIANT)
03695                 {
03696                     hr = VariantChangeTypeEx(&realargs[i], &realargs[i],
03697                                              cWIN32OLE_lcid, 0,
03698                                              (VARTYPE)(vt & (~VT_BYREF)));
03699                     if (hr != S_OK)
03700                     {
03701                         rb_raise(rb_eTypeError, "not valid value");
03702                     }
03703                 }
03704             }
03705             if ((vt & VT_BYREF) || vt == VT_VARIANT)
03706             {
03707                 if (vt == VT_VARIANT)
03708                     V_VT(&dispParams.rgvarg[i]) = VT_VARIANT | VT_BYREF;
03709                 switch (vt & (~VT_BYREF))
03710                 {
03711                 /* 128 bits */
03712                 case VT_VARIANT:
03713                     V_VARIANTREF(&dispParams.rgvarg[i]) = &realargs[i];
03714                     break;
03715                 /* 64 bits */
03716                 case VT_R8:
03717                 case VT_CY:
03718                 case VT_DATE:
03719                     V_CYREF(&dispParams.rgvarg[i]) = &V_CY(&realargs[i]);
03720                     break;
03721                 /* 16 bits */
03722                 case VT_BOOL:
03723                 case VT_I2:
03724                 case VT_UI2:
03725                     V_I2REF(&dispParams.rgvarg[i]) = &V_I2(&realargs[i]);
03726                     break;
03727                 /* 8 bites */
03728                 case VT_UI1:
03729                 case VT_I1:
03730                     V_UI1REF(&dispParams.rgvarg[i]) = &V_UI1(&realargs[i]);
03731                     break;
03732                 /* 32 bits */
03733                 default:
03734                     V_I4REF(&dispParams.rgvarg[i]) = &V_I4(&realargs[i]);
03735                     break;
03736                 }
03737             }
03738             else
03739             {
03740                 /* copy 64 bits of data */
03741                 V_CY(&dispParams.rgvarg[i]) = V_CY(&realargs[i]);
03742             }
03743         }
03744     }
03745 
03746     if (dispkind & DISPATCH_PROPERTYPUT) {
03747         dispParams.cNamedArgs = 1;
03748         dispParams.rgdispidNamedArgs = ALLOCA_N( DISPID, 1 );
03749         dispParams.rgdispidNamedArgs[0] = DISPID_PROPERTYPUT;
03750     }
03751 
03752     hr = pole->pDispatch->lpVtbl->Invoke(pole->pDispatch, NUM2INT(dispid),
03753                                          &IID_NULL, cWIN32OLE_lcid,
03754                                          dispkind,
03755                                          &dispParams, &result,
03756                                          &excepinfo, &argErr);
03757 
03758     if (FAILED(hr)) {
03759         v = ole_excepinfo2msg(&excepinfo);
03760         ole_raise(hr, eWIN32OLERuntimeError, "(in OLE method `<dispatch id:%d>': )%s",
03761                   NUM2INT(dispid),
03762                   StringValuePtr(v));
03763     }
03764 
03765     /* clear dispatch parameter */
03766     if(dispParams.cArgs > 0) {
03767         set_argv(realargs, 0, dispParams.cArgs);
03768     }
03769 
03770     obj = ole_variant2val(&result);
03771     VariantClear(&result);
03772     return obj;
03773 }
03774 
03775 /*
03776  *   call-seq:
03777  *      WIN32OLE#_invoke(dispid, args, types)
03778  *
03779  *   Runs the early binding method.
03780  *   The 1st argument specifies dispatch ID,
03781  *   the 2nd argument specifies the array of arguments,
03782  *   the 3rd argument specifies the array of the type of arguments.
03783  *
03784  *      excel = WIN32OLE.new('Excel.Application')
03785  *      excel._invoke(302, [], []) #  same effect as excel.Quit
03786  */
03787 static VALUE
03788 fole_invoke2(VALUE self, VALUE dispid, VALUE args, VALUE types)
03789 {
03790     return ole_invoke2(self, dispid, args, types, DISPATCH_METHOD);
03791 }
03792 
03793 /*
03794  *  call-seq:
03795  *     WIN32OLE#_getproperty(dispid, args, types)
03796  *
03797  *  Runs the early binding method to get property.
03798  *  The 1st argument specifies dispatch ID,
03799  *  the 2nd argument specifies the array of arguments,
03800  *  the 3rd argument specifies the array of the type of arguments.
03801  *
03802  *     excel = WIN32OLE.new('Excel.Application')
03803  *     puts excel._getproperty(558, [], []) # same effect as puts excel.visible
03804  */
03805 static VALUE
03806 fole_getproperty2(VALUE self, VALUE dispid, VALUE args, VALUE types)
03807 {
03808     return ole_invoke2(self, dispid, args, types, DISPATCH_PROPERTYGET);
03809 }
03810 
03811 /*
03812  *   call-seq:
03813  *      WIN32OLE#_setproperty(dispid, args, types)
03814  *
03815  *   Runs the early binding method to set property.
03816  *   The 1st argument specifies dispatch ID,
03817  *   the 2nd argument specifies the array of arguments,
03818  *   the 3rd argument specifies the array of the type of arguments.
03819  *
03820  *      excel = WIN32OLE.new('Excel.Application')
03821  *      excel._setproperty(558, [true], [WIN32OLE::VARIANT::VT_BOOL]) # same effect as excel.visible = true
03822  */
03823 static VALUE
03824 fole_setproperty2(VALUE self, VALUE dispid, VALUE args, VALUE types)
03825 {
03826     return ole_invoke2(self, dispid, args, types, DISPATCH_PROPERTYPUT);
03827 }
03828 
03829 /*
03830  *  call-seq:
03831  *     WIN32OLE[a1, a2, ...]=val
03832  *
03833  *  Sets the value to WIN32OLE object specified by a1, a2, ...
03834  *
03835  *     dict = WIN32OLE.new('Scripting.Dictionary')
03836  *     dict.add('ruby', 'RUBY')
03837  *     dict['ruby'] = 'Ruby'
03838  *     puts dict['ruby'] # => 'Ruby'
03839  *
03840  *  Remark: You can not use this method to set the property value.
03841  *
03842  *     excel = WIN32OLE.new('Excel.Application')
03843  *     # excel['Visible'] = true # This is error !!!
03844  *     excel.Visible = true # You should to use this style to set the property.
03845  *
03846  */
03847 static VALUE
03848 fole_setproperty_with_bracket(int argc, VALUE *argv, VALUE self)
03849 {
03850     return ole_invoke(argc, argv, self, DISPATCH_PROPERTYPUT, TRUE);
03851 }
03852 
03853 /*
03854  *  call-seq:
03855  *     WIN32OLE.setproperty('property', [arg1, arg2,...] val)
03856  *
03857  *  Sets property of OLE object.
03858  *  When you want to set property with argument, you can use this method.
03859  *
03860  *     excel = WIN32OLE.new('Excel.Application')
03861  *     excel.Visible = true
03862  *     book = excel.workbooks.add
03863  *     sheet = book.worksheets(1)
03864  *     sheet.setproperty('Cells', 1, 2, 10) # => The B1 cell value is 10.
03865  */
03866 static VALUE
03867 fole_setproperty(int argc, VALUE *argv, VALUE self)
03868 {
03869     return ole_invoke(argc, argv, self, DISPATCH_PROPERTYPUT, FALSE);
03870 }
03871 
03872 /*
03873  *  call-seq:
03874  *     WIN32OLE[a1,a2,...]
03875  *
03876  *  Returns the value of Collection specified by a1, a2,....
03877  *
03878  *     dict = WIN32OLE.new('Scripting.Dictionary')
03879  *     dict.add('ruby', 'Ruby')
03880  *     puts dict['ruby'] # => 'Ruby' (same as `puts dict.item('ruby')')
03881  *
03882  *  Remark: You can not use this method to get the property.
03883  *     excel = WIN32OLE.new('Excel.Application')
03884  *     # puts excel['Visible']  This is error !!!
03885  *     puts excel.Visible # You should to use this style to get the property.
03886  *
03887  */
03888 static VALUE
03889 fole_getproperty_with_bracket(int argc, VALUE *argv, VALUE self)
03890 {
03891     return ole_invoke(argc, argv, self, DISPATCH_PROPERTYGET, TRUE);
03892 }
03893 
03894 static VALUE
03895 ole_propertyput(VALUE self, VALUE property, VALUE value)
03896 {
03897     struct oledata *pole;
03898     unsigned argErr;
03899     unsigned int index;
03900     HRESULT hr;
03901     EXCEPINFO excepinfo;
03902     DISPID dispID = DISPID_VALUE;
03903     DISPID dispIDParam = DISPID_PROPERTYPUT;
03904     USHORT wFlags = DISPATCH_PROPERTYPUT|DISPATCH_PROPERTYPUTREF;
03905     DISPPARAMS dispParams;
03906     VARIANTARG propertyValue[2];
03907     OLECHAR* pBuf[1];
03908     VALUE v;
03909     LCID    lcid = cWIN32OLE_lcid;
03910     dispParams.rgdispidNamedArgs = &dispIDParam;
03911     dispParams.rgvarg = propertyValue;
03912     dispParams.cNamedArgs = 1;
03913     dispParams.cArgs = 1;
03914 
03915     VariantInit(&propertyValue[0]);
03916     VariantInit(&propertyValue[1]);
03917     memset(&excepinfo, 0, sizeof(excepinfo));
03918 
03919     OLEData_Get_Struct(self, pole);
03920 
03921     /* get ID from property name */
03922     pBuf[0]  = ole_vstr2wc(property);
03923     hr = pole->pDispatch->lpVtbl->GetIDsOfNames(pole->pDispatch, &IID_NULL,
03924                                                 pBuf, 1, lcid, &dispID);
03925     SysFreeString(pBuf[0]);
03926     pBuf[0] = NULL;
03927 
03928     if(FAILED(hr)) {
03929         ole_raise(hr, eWIN32OLERuntimeError,
03930                   "unknown property or method: `%s'",
03931                   StringValuePtr(property));
03932     }
03933     /* set property value */
03934     ole_val2variant(value, &propertyValue[0]);
03935     hr = pole->pDispatch->lpVtbl->Invoke(pole->pDispatch, dispID, &IID_NULL,
03936                                          lcid, wFlags, &dispParams,
03937                                          NULL, &excepinfo, &argErr);
03938 
03939     for(index = 0; index < dispParams.cArgs; ++index) {
03940         VariantClear(&propertyValue[index]);
03941     }
03942     if (FAILED(hr)) {
03943         v = ole_excepinfo2msg(&excepinfo);
03944         ole_raise(hr, eWIN32OLERuntimeError, "(in setting property `%s': )%s",
03945                   StringValuePtr(property),
03946                   StringValuePtr(v));
03947     }
03948     return Qnil;
03949 }
03950 
03951 /*
03952  *  call-seq:
03953  *     WIN32OLE#ole_free
03954  *
03955  *  invokes Release method of Dispatch interface of WIN32OLE object.
03956  *  Usually, you do not need to call this method because Release method
03957  *  called automatically when WIN32OLE object garbaged.
03958  *
03959  */
03960 static VALUE
03961 fole_free(VALUE self)
03962 {
03963     struct oledata *pole;
03964     rb_secure(4);
03965     OLEData_Get_Struct(self, pole);
03966     OLE_FREE(pole->pDispatch);
03967     pole->pDispatch = NULL;
03968     return Qnil;
03969 }
03970 
03971 static VALUE
03972 ole_each_sub(VALUE pEnumV)
03973 {
03974     VARIANT variant;
03975     VALUE obj = Qnil;
03976     IEnumVARIANT *pEnum = (IEnumVARIANT *)pEnumV;
03977     VariantInit(&variant);
03978     while(pEnum->lpVtbl->Next(pEnum, 1, &variant, NULL) == S_OK) {
03979         obj = ole_variant2val(&variant);
03980         VariantClear(&variant);
03981         VariantInit(&variant);
03982         rb_yield(obj);
03983     }
03984     return Qnil;
03985 }
03986 
03987 static VALUE
03988 ole_ienum_free(VALUE pEnumV)
03989 {
03990     IEnumVARIANT *pEnum = (IEnumVARIANT *)pEnumV;
03991     OLE_RELEASE(pEnum);
03992     return Qnil;
03993 }
03994 
03995 /*
03996  *  call-seq:
03997  *     WIN32OLE#each {|i|...}
03998  *
03999  *  Iterates over each item of OLE collection which has IEnumVARIANT interface.
04000  *
04001  *     excel = WIN32OLE.new('Excel.Application')
04002  *     book = excel.workbooks.add
04003  *     sheets = book.worksheets(1)
04004  *     cells = sheets.cells("A1:A5")
04005  *     cells.each do |cell|
04006  *       cell.value = 10
04007  *     end
04008  */
04009 static VALUE
04010 fole_each(VALUE self)
04011 {
04012     LCID    lcid = cWIN32OLE_lcid;
04013 
04014     struct oledata *pole;
04015 
04016     unsigned int argErr;
04017     EXCEPINFO excepinfo;
04018     DISPPARAMS dispParams;
04019     VARIANT result;
04020     HRESULT hr;
04021     IEnumVARIANT *pEnum = NULL;
04022     void *p;
04023 
04024     RETURN_ENUMERATOR(self, 0, 0);
04025 
04026     VariantInit(&result);
04027     dispParams.rgvarg = NULL;
04028     dispParams.rgdispidNamedArgs = NULL;
04029     dispParams.cNamedArgs = 0;
04030     dispParams.cArgs = 0;
04031     memset(&excepinfo, 0, sizeof(excepinfo));
04032 
04033     OLEData_Get_Struct(self, pole);
04034     hr = pole->pDispatch->lpVtbl->Invoke(pole->pDispatch, DISPID_NEWENUM,
04035                                          &IID_NULL, lcid,
04036                                          DISPATCH_METHOD | DISPATCH_PROPERTYGET,
04037                                          &dispParams, &result,
04038                                          &excepinfo, &argErr);
04039 
04040     if (FAILED(hr)) {
04041         VariantClear(&result);
04042         ole_raise(hr, eWIN32OLERuntimeError, "failed to get IEnum Interface");
04043     }
04044 
04045     if (V_VT(&result) == VT_UNKNOWN) {
04046         hr = V_UNKNOWN(&result)->lpVtbl->QueryInterface(V_UNKNOWN(&result),
04047                                                         &IID_IEnumVARIANT,
04048                                                         &p);
04049         pEnum = p;
04050     } else if (V_VT(&result) == VT_DISPATCH) {
04051         hr = V_DISPATCH(&result)->lpVtbl->QueryInterface(V_DISPATCH(&result),
04052                                                          &IID_IEnumVARIANT,
04053                                                          &p);
04054         pEnum = p;
04055     }
04056     if (FAILED(hr) || !pEnum) {
04057         VariantClear(&result);
04058         ole_raise(hr, rb_eRuntimeError, "failed to get IEnum Interface");
04059     }
04060 
04061     VariantClear(&result);
04062     rb_ensure(ole_each_sub, (VALUE)pEnum, ole_ienum_free, (VALUE)pEnum);
04063     return Qnil;
04064 }
04065 
04066 /*
04067  *  call-seq:
04068  *     WIN32OLE#method_missing(id [,arg1, arg2, ...])
04069  *
04070  *  Calls WIN32OLE#invoke method.
04071  */
04072 static VALUE
04073 fole_missing(int argc, VALUE *argv, VALUE self)
04074 {
04075     ID id;
04076     const char* mname;
04077     int n;
04078     id = rb_to_id(argv[0]);
04079     mname = rb_id2name(id);
04080     if(!mname) {
04081         rb_raise(rb_eRuntimeError, "fail: unknown method or property");
04082     }
04083     n = strlen(mname);
04084     if(mname[n-1] == '=') {
04085         argv[0] = rb_enc_str_new(mname, n-1, cWIN32OLE_enc);
04086 
04087         return ole_propertyput(self, argv[0], argv[1]);
04088     }
04089     else {
04090         argv[0] = rb_enc_str_new(mname, n, cWIN32OLE_enc);
04091         return ole_invoke(argc, argv, self, DISPATCH_METHOD|DISPATCH_PROPERTYGET, FALSE);
04092     }
04093 }
04094 
04095 static VALUE
04096 ole_method_sub(VALUE self, ITypeInfo *pOwnerTypeInfo, ITypeInfo *pTypeInfo, VALUE name)
04097 {
04098     HRESULT hr;
04099     TYPEATTR *pTypeAttr;
04100     BSTR bstr;
04101     FUNCDESC *pFuncDesc;
04102     WORD i;
04103     VALUE fname;
04104     VALUE method = Qnil;
04105     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
04106     if (FAILED(hr)) {
04107         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
04108     }
04109     for(i = 0; i < pTypeAttr->cFuncs && method == Qnil; i++) {
04110         hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, i, &pFuncDesc);
04111         if (FAILED(hr))
04112              continue;
04113 
04114         hr = pTypeInfo->lpVtbl->GetDocumentation(pTypeInfo, pFuncDesc->memid,
04115                                                  &bstr, NULL, NULL, NULL);
04116         if (FAILED(hr)) {
04117             pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
04118             continue;
04119         }
04120         fname = WC2VSTR(bstr);
04121         if (strcasecmp(StringValuePtr(name), StringValuePtr(fname)) == 0) {
04122             olemethod_set_member(self, pTypeInfo, pOwnerTypeInfo, i, fname);
04123             method = self;
04124         }
04125         pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
04126         pFuncDesc=NULL;
04127     }
04128     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
04129     return method;
04130 }
04131 
04132 static VALUE
04133 olemethod_from_typeinfo(VALUE self, ITypeInfo *pTypeInfo, VALUE name)
04134 {
04135     HRESULT hr;
04136     TYPEATTR *pTypeAttr;
04137     WORD i;
04138     HREFTYPE href;
04139     ITypeInfo *pRefTypeInfo;
04140     VALUE method = Qnil;
04141     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
04142     if (FAILED(hr)) {
04143         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
04144     }
04145     method = ole_method_sub(self, 0, pTypeInfo, name);
04146     if (method != Qnil) {
04147        return method;
04148     }
04149     for(i=0; i < pTypeAttr->cImplTypes && method == Qnil; i++){
04150        hr = pTypeInfo->lpVtbl->GetRefTypeOfImplType(pTypeInfo, i, &href);
04151        if(FAILED(hr))
04152            continue;
04153        hr = pTypeInfo->lpVtbl->GetRefTypeInfo(pTypeInfo, href, &pRefTypeInfo);
04154        if (FAILED(hr))
04155            continue;
04156        method = ole_method_sub(self, pTypeInfo, pRefTypeInfo, name);
04157        OLE_RELEASE(pRefTypeInfo);
04158     }
04159     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
04160     return method;
04161 }
04162 
04163 static VALUE
04164 ole_methods_sub(ITypeInfo *pOwnerTypeInfo, ITypeInfo *pTypeInfo, VALUE methods, int mask)
04165 {
04166     HRESULT hr;
04167     TYPEATTR *pTypeAttr;
04168     BSTR bstr;
04169     FUNCDESC *pFuncDesc;
04170     VALUE method;
04171     WORD i;
04172     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
04173     if (FAILED(hr)) {
04174         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
04175     }
04176     for(i = 0; i < pTypeAttr->cFuncs; i++) {
04177         hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, i, &pFuncDesc);
04178         if (FAILED(hr))
04179              continue;
04180 
04181         hr = pTypeInfo->lpVtbl->GetDocumentation(pTypeInfo, pFuncDesc->memid,
04182                                                  &bstr, NULL, NULL, NULL);
04183         if (FAILED(hr)) {
04184             pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
04185             continue;
04186         }
04187         if(pFuncDesc->invkind & mask) {
04188             method = folemethod_s_allocate(cWIN32OLE_METHOD);
04189             olemethod_set_member(method, pTypeInfo, pOwnerTypeInfo,
04190                                  i, WC2VSTR(bstr));
04191             rb_ary_push(methods, method);
04192         }
04193         pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
04194         pFuncDesc=NULL;
04195     }
04196     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
04197 
04198     return methods;
04199 }
04200 
04201 static VALUE
04202 ole_methods_from_typeinfo(ITypeInfo *pTypeInfo, int mask)
04203 {
04204     HRESULT hr;
04205     TYPEATTR *pTypeAttr;
04206     WORD i;
04207     HREFTYPE href;
04208     ITypeInfo *pRefTypeInfo;
04209     VALUE methods = rb_ary_new();
04210     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
04211     if (FAILED(hr)) {
04212         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
04213     }
04214 
04215     ole_methods_sub(0, pTypeInfo, methods, mask);
04216     for(i=0; i < pTypeAttr->cImplTypes; i++){
04217        hr = pTypeInfo->lpVtbl->GetRefTypeOfImplType(pTypeInfo, i, &href);
04218        if(FAILED(hr))
04219            continue;
04220        hr = pTypeInfo->lpVtbl->GetRefTypeInfo(pTypeInfo, href, &pRefTypeInfo);
04221        if (FAILED(hr))
04222            continue;
04223        ole_methods_sub(pTypeInfo, pRefTypeInfo, methods, mask);
04224        OLE_RELEASE(pRefTypeInfo);
04225     }
04226     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
04227     return methods;
04228 }
04229 
04230 static HRESULT
04231 typeinfo_from_ole(struct oledata *pole, ITypeInfo **ppti)
04232 {
04233     ITypeInfo *pTypeInfo;
04234     ITypeLib *pTypeLib;
04235     BSTR bstr;
04236     VALUE type;
04237     UINT i;
04238     UINT count;
04239     LCID    lcid = cWIN32OLE_lcid;
04240     HRESULT hr = pole->pDispatch->lpVtbl->GetTypeInfo(pole->pDispatch,
04241                                                       0, lcid, &pTypeInfo);
04242     if(FAILED(hr)) {
04243         ole_raise(hr, rb_eRuntimeError, "failed to GetTypeInfo");
04244     }
04245     hr = pTypeInfo->lpVtbl->GetDocumentation(pTypeInfo,
04246                                              -1,
04247                                              &bstr,
04248                                              NULL, NULL, NULL);
04249     type = WC2VSTR(bstr);
04250     hr = pTypeInfo->lpVtbl->GetContainingTypeLib(pTypeInfo, &pTypeLib, &i);
04251     OLE_RELEASE(pTypeInfo);
04252     if (FAILED(hr)) {
04253         ole_raise(hr, rb_eRuntimeError, "failed to GetContainingTypeLib");
04254     }
04255     count = pTypeLib->lpVtbl->GetTypeInfoCount(pTypeLib);
04256     for (i = 0; i < count; i++) {
04257         hr = pTypeLib->lpVtbl->GetDocumentation(pTypeLib, i,
04258                                                 &bstr, NULL, NULL, NULL);
04259         if (SUCCEEDED(hr) && rb_str_cmp(WC2VSTR(bstr), type) == 0) {
04260             hr = pTypeLib->lpVtbl->GetTypeInfo(pTypeLib, i, &pTypeInfo);
04261             if (SUCCEEDED(hr)) {
04262                 *ppti = pTypeInfo;
04263                 break;
04264             }
04265         }
04266     }
04267     OLE_RELEASE(pTypeLib);
04268     return hr;
04269 }
04270 
04271 static VALUE
04272 ole_methods(VALUE self, int mask)
04273 {
04274     ITypeInfo *pTypeInfo;
04275     HRESULT hr;
04276     VALUE methods;
04277     struct oledata *pole;
04278 
04279     OLEData_Get_Struct(self, pole);
04280     methods = rb_ary_new();
04281 
04282     hr = typeinfo_from_ole(pole, &pTypeInfo);
04283     if(FAILED(hr))
04284         return methods;
04285     rb_ary_concat(methods, ole_methods_from_typeinfo(pTypeInfo, mask));
04286     OLE_RELEASE(pTypeInfo);
04287     return methods;
04288 }
04289 
04290 /*
04291  *  call-seq:
04292  *     WIN32OLE#ole_methods
04293  *
04294  *  Returns the array of WIN32OLE_METHOD object.
04295  *  The element is OLE method of WIN32OLE object.
04296  *
04297  *     excel = WIN32OLE.new('Excel.Application')
04298  *     methods = excel.ole_methods
04299  *
04300  */
04301 static VALUE
04302 fole_methods(VALUE self)
04303 {
04304     return ole_methods( self, INVOKE_FUNC | INVOKE_PROPERTYGET | INVOKE_PROPERTYPUT | INVOKE_PROPERTYPUTREF);
04305 }
04306 
04307 /*
04308  *  call-seq:
04309  *     WIN32OLE#ole_get_methods
04310  *
04311  *  Returns the array of WIN32OLE_METHOD object .
04312  *  The element of the array is property (gettable) of WIN32OLE object.
04313  *
04314  *     excel = WIN32OLE.new('Excel.Application')
04315  *     properties = excel.ole_get_methods
04316  */
04317 static VALUE
04318 fole_get_methods(VALUE self)
04319 {
04320     return ole_methods( self, INVOKE_PROPERTYGET);
04321 }
04322 
04323 /*
04324  *  call-seq:
04325  *     WIN32OLE#ole_put_methods
04326  *
04327  *  Returns the array of WIN32OLE_METHOD object .
04328  *  The element of the array is property (settable) of WIN32OLE object.
04329  *
04330  *     excel = WIN32OLE.new('Excel.Application')
04331  *     properties = excel.ole_put_methods
04332  */
04333 static VALUE
04334 fole_put_methods(VALUE self)
04335 {
04336     return ole_methods( self, INVOKE_PROPERTYPUT|INVOKE_PROPERTYPUTREF);
04337 }
04338 
04339 /*
04340  *  call-seq:
04341  *     WIN32OLE#ole_func_methods
04342  *
04343  *  Returns the array of WIN32OLE_METHOD object .
04344  *  The element of the array is property (settable) of WIN32OLE object.
04345  *
04346  *     excel = WIN32OLE.new('Excel.Application')
04347  *     properties = excel.ole_func_methods
04348  *
04349  */
04350 static VALUE
04351 fole_func_methods(VALUE self)
04352 {
04353     return ole_methods( self, INVOKE_FUNC);
04354 }
04355 
04356 static VALUE
04357 ole_type_from_itypeinfo(ITypeInfo *pTypeInfo)
04358 {
04359     ITypeLib *pTypeLib;
04360     VALUE type = Qnil;
04361     HRESULT hr;
04362     unsigned int index;
04363     BSTR bstr;
04364 
04365     hr = pTypeInfo->lpVtbl->GetContainingTypeLib( pTypeInfo, &pTypeLib, &index );
04366     if(FAILED(hr)) {
04367         return Qnil;
04368     }
04369     hr = pTypeLib->lpVtbl->GetDocumentation( pTypeLib, index,
04370                                              &bstr, NULL, NULL, NULL);
04371     OLE_RELEASE(pTypeLib);
04372     if (FAILED(hr)) {
04373         return Qnil;
04374     }
04375     type = foletype_s_allocate(cWIN32OLE_TYPE);
04376     oletype_set_member(type, pTypeInfo, WC2VSTR(bstr));
04377     return type;
04378 }
04379 
04380 /*
04381  *   call-seq:
04382  *      WIN32OLE#ole_type
04383  *
04384  *   Returns WIN32OLE_TYPE object.
04385  *
04386  *      excel = WIN32OLE.new('Excel.Application')
04387  *      tobj = excel.ole_type
04388  */
04389 static VALUE
04390 fole_type(VALUE self)
04391 {
04392     ITypeInfo *pTypeInfo;
04393     HRESULT hr;
04394     struct oledata *pole;
04395     LCID  lcid = cWIN32OLE_lcid;
04396     VALUE type = Qnil;
04397 
04398     OLEData_Get_Struct(self, pole);
04399 
04400     hr = pole->pDispatch->lpVtbl->GetTypeInfo( pole->pDispatch, 0, lcid, &pTypeInfo );
04401     if(FAILED(hr)) {
04402         ole_raise(hr, rb_eRuntimeError, "failed to GetTypeInfo");
04403     }
04404     type = ole_type_from_itypeinfo(pTypeInfo);
04405     OLE_RELEASE(pTypeInfo);
04406     if (type == Qnil) {
04407         rb_raise(rb_eRuntimeError, "failed to create WIN32OLE_TYPE obj from ITypeInfo");
04408     }
04409     return type;
04410 }
04411 
04412 static VALUE
04413 ole_typelib_from_itypeinfo(ITypeInfo *pTypeInfo)
04414 {
04415     HRESULT hr;
04416     ITypeLib *pTypeLib;
04417     unsigned int index;
04418     VALUE retval = Qnil;
04419 
04420     hr = pTypeInfo->lpVtbl->GetContainingTypeLib(pTypeInfo, &pTypeLib, &index);
04421     if(FAILED(hr)) {
04422         return Qnil;
04423     }
04424     retval = rb_funcall(cWIN32OLE_TYPELIB, rb_intern("allocate"), 0);
04425     oletypelib_set_member(retval, pTypeLib);
04426     return retval;
04427 }
04428 
04429 /*
04430  *  call-seq:
04431  *     WIN32OLE#ole_typelib -> The WIN32OLE_TYPELIB object
04432  *
04433  *  Returns the WIN32OLE_TYPELIB object. The object represents the
04434  *  type library which contains the WIN32OLE object.
04435  *
04436  *     excel = WIN32OLE.new('Excel.Application')
04437  *     tlib = excel.ole_typelib
04438  *     puts tlib.name  # -> 'Microsoft Excel 9.0 Object Library'
04439  */
04440 static VALUE
04441 fole_typelib(VALUE self)
04442 {
04443     struct oledata *pole;
04444     HRESULT hr;
04445     ITypeInfo *pTypeInfo;
04446     LCID  lcid = cWIN32OLE_lcid;
04447     VALUE vtlib = Qnil;
04448 
04449     OLEData_Get_Struct(self, pole);
04450     hr = pole->pDispatch->lpVtbl->GetTypeInfo(pole->pDispatch,
04451                                               0, lcid, &pTypeInfo);
04452     if(FAILED(hr)) {
04453         ole_raise(hr, rb_eRuntimeError, "failed to GetTypeInfo");
04454     }
04455     vtlib = ole_typelib_from_itypeinfo(pTypeInfo);
04456     OLE_RELEASE(pTypeInfo);
04457     if (vtlib == Qnil) {
04458         rb_raise(rb_eRuntimeError, "failed to get type library info.");
04459     }
04460     return vtlib;
04461 }
04462 
04463 /*
04464  *  call-seq:
04465  *     WIN32OLE#ole_query_interface(iid) -> WIN32OLE object
04466  *
04467  *  Returns WIN32OLE object for a specific dispatch or dual
04468  *  interface specified by iid.
04469  *
04470  *      ie = WIN32OLE.new('InternetExplorer.Application')
04471  *      ie_web_app = ie.ole_query_interface('{0002DF05-0000-0000-C000-000000000046}') # => WIN32OLE object for dispinterface IWebBrowserApp
04472  */
04473 static VALUE
04474 fole_query_interface(VALUE self, VALUE str_iid)
04475 {
04476     HRESULT hr;
04477     OLECHAR *pBuf;
04478     IID iid;
04479     struct oledata *pole;
04480     IDispatch *pDispatch;
04481     void *p;
04482 
04483     pBuf  = ole_vstr2wc(str_iid);
04484     hr = CLSIDFromString(pBuf, &iid);
04485     SysFreeString(pBuf);
04486     if(FAILED(hr)) {
04487         ole_raise(hr, eWIN32OLERuntimeError,
04488                   "invalid iid: `%s'",
04489                   StringValuePtr(str_iid));
04490     }
04491 
04492     OLEData_Get_Struct(self, pole);
04493     if(!pole->pDispatch) {
04494         rb_raise(rb_eRuntimeError, "failed to get dispatch interface");
04495     }
04496 
04497     hr = pole->pDispatch->lpVtbl->QueryInterface(pole->pDispatch, &iid,
04498                                                  &p);
04499     if(FAILED(hr)) {
04500         ole_raise(hr, eWIN32OLERuntimeError,
04501                   "failed to get interface `%s'",
04502                   StringValuePtr(str_iid));
04503     }
04504 
04505     pDispatch = p;
04506     return create_win32ole_object(cWIN32OLE, pDispatch, 0, 0);
04507 }
04508 
04509 /*
04510  *  call-seq:
04511  *     WIN32OLE#ole_respond_to?(method) -> true or false
04512  *
04513  *  Returns true when OLE object has OLE method, otherwise returns false.
04514  *
04515  *      ie = WIN32OLE.new('InternetExplorer.Application')
04516  *      ie.ole_respond_to?("gohome") => true
04517  */
04518 static VALUE
04519 fole_respond_to(VALUE self, VALUE method)
04520 {
04521     struct oledata *pole;
04522     BSTR wcmdname;
04523     DISPID DispID;
04524     HRESULT hr;
04525     rb_secure(4);
04526     if(TYPE(method) != T_STRING && TYPE(method) != T_SYMBOL) {
04527         rb_raise(rb_eTypeError, "wrong argument type (expected String or Symbol)");
04528     }
04529     if (TYPE(method) == T_SYMBOL) {
04530         method = rb_sym_to_s(method);
04531     }
04532     OLEData_Get_Struct(self, pole);
04533     wcmdname = ole_vstr2wc(method);
04534     hr = pole->pDispatch->lpVtbl->GetIDsOfNames( pole->pDispatch, &IID_NULL,
04535             &wcmdname, 1, cWIN32OLE_lcid, &DispID);
04536     SysFreeString(wcmdname);
04537     return SUCCEEDED(hr) ? Qtrue : Qfalse;
04538 }
04539 
04540 static HRESULT
04541 ole_docinfo_from_type(ITypeInfo *pTypeInfo, BSTR *name, BSTR *helpstr, DWORD *helpcontext, BSTR *helpfile)
04542 {
04543     HRESULT hr;
04544     ITypeLib *pTypeLib;
04545     UINT i;
04546 
04547     hr = pTypeInfo->lpVtbl->GetContainingTypeLib(pTypeInfo, &pTypeLib, &i);
04548     if (FAILED(hr)) {
04549         return hr;
04550     }
04551 
04552     hr = pTypeLib->lpVtbl->GetDocumentation(pTypeLib, i,
04553                                             name, helpstr,
04554                                             helpcontext, helpfile);
04555     if (FAILED(hr)) {
04556         OLE_RELEASE(pTypeLib);
04557         return hr;
04558     }
04559     OLE_RELEASE(pTypeLib);
04560     return hr;
04561 }
04562 
04563 static VALUE
04564 ole_usertype2val(ITypeInfo *pTypeInfo, TYPEDESC *pTypeDesc, VALUE typedetails)
04565 {
04566     HRESULT hr;
04567     BSTR bstr;
04568     ITypeInfo *pRefTypeInfo;
04569     VALUE type = Qnil;
04570 
04571     hr = pTypeInfo->lpVtbl->GetRefTypeInfo(pTypeInfo,
04572                                            V_UNION1(pTypeDesc, hreftype),
04573                                            &pRefTypeInfo);
04574     if(FAILED(hr))
04575         return Qnil;
04576     hr = ole_docinfo_from_type(pRefTypeInfo, &bstr, NULL, NULL, NULL);
04577     if(FAILED(hr)) {
04578         OLE_RELEASE(pRefTypeInfo);
04579         return Qnil;
04580     }
04581     OLE_RELEASE(pRefTypeInfo);
04582     type = WC2VSTR(bstr);
04583     if(typedetails != Qnil)
04584         rb_ary_push(typedetails, type);
04585     return type;
04586 }
04587 
04588 static VALUE
04589 ole_ptrtype2val(ITypeInfo *pTypeInfo, TYPEDESC *pTypeDesc, VALUE typedetails)
04590 {
04591     TYPEDESC *p = pTypeDesc;
04592     VALUE type = rb_str_new2("");
04593 
04594     if (p->vt == VT_PTR || p->vt == VT_SAFEARRAY) {
04595         p = V_UNION1(p, lptdesc);
04596         type = ole_typedesc2val(pTypeInfo, p, typedetails);
04597     }
04598     return type;
04599 }
04600 
04601 static VALUE
04602 ole_typedesc2val(ITypeInfo *pTypeInfo, TYPEDESC *pTypeDesc, VALUE typedetails)
04603 {
04604     VALUE str;
04605     VALUE typestr = Qnil;
04606     switch(pTypeDesc->vt) {
04607     case VT_I2:
04608         typestr = rb_str_new2("I2");
04609         break;
04610     case VT_I4:
04611         typestr = rb_str_new2("I4");
04612         break;
04613     case VT_R4:
04614         typestr = rb_str_new2("R4");
04615         break;
04616     case VT_R8:
04617         typestr = rb_str_new2("R8");
04618         break;
04619     case VT_CY:
04620         typestr = rb_str_new2("CY");
04621         break;
04622     case VT_DATE:
04623         typestr = rb_str_new2("DATE");
04624         break;
04625     case VT_BSTR:
04626         typestr = rb_str_new2("BSTR");
04627         break;
04628     case VT_BOOL:
04629         typestr = rb_str_new2("BOOL");
04630         break;
04631     case VT_VARIANT:
04632         typestr = rb_str_new2("VARIANT");
04633         break;
04634     case VT_DECIMAL:
04635         typestr = rb_str_new2("DECIMAL");
04636         break;
04637     case VT_I1:
04638         typestr = rb_str_new2("I1");
04639         break;
04640     case VT_UI1:
04641         typestr = rb_str_new2("UI1");
04642         break;
04643     case VT_UI2:
04644         typestr = rb_str_new2("UI2");
04645         break;
04646     case VT_UI4:
04647         typestr = rb_str_new2("UI4");
04648         break;
04649 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
04650     case VT_I8:
04651         typestr = rb_str_new2("I8");
04652         break;
04653     case VT_UI8:
04654         typestr = rb_str_new2("UI8");
04655         break;
04656 #endif
04657     case VT_INT:
04658         typestr = rb_str_new2("INT");
04659         break;
04660     case VT_UINT:
04661         typestr = rb_str_new2("UINT");
04662         break;
04663     case VT_VOID:
04664         typestr = rb_str_new2("VOID");
04665         break;
04666     case VT_HRESULT:
04667         typestr = rb_str_new2("HRESULT");
04668         break;
04669     case VT_PTR:
04670         typestr = rb_str_new2("PTR");
04671         if(typedetails != Qnil)
04672             rb_ary_push(typedetails, typestr);
04673         return ole_ptrtype2val(pTypeInfo, pTypeDesc, typedetails);
04674     case VT_SAFEARRAY:
04675         typestr = rb_str_new2("SAFEARRAY");
04676         if(typedetails != Qnil)
04677             rb_ary_push(typedetails, typestr);
04678         return ole_ptrtype2val(pTypeInfo, pTypeDesc, typedetails);
04679     case VT_CARRAY:
04680         typestr = rb_str_new2("CARRAY");
04681         break;
04682     case VT_USERDEFINED:
04683         typestr = rb_str_new2("USERDEFINED");
04684         if (typedetails != Qnil)
04685             rb_ary_push(typedetails, typestr);
04686         str = ole_usertype2val(pTypeInfo, pTypeDesc, typedetails);
04687         if (str != Qnil) {
04688             return str;
04689         }
04690         return typestr;
04691     case VT_UNKNOWN:
04692         typestr = rb_str_new2("UNKNOWN");
04693         break;
04694     case VT_DISPATCH:
04695         typestr = rb_str_new2("DISPATCH");
04696         break;
04697     case VT_ERROR:
04698         typestr = rb_str_new2("ERROR");
04699         break;
04700     case VT_LPWSTR:
04701         typestr = rb_str_new2("LPWSTR");
04702         break;
04703     case VT_LPSTR:
04704         typestr = rb_str_new2("LPSTR");
04705         break;
04706     default:
04707         typestr = rb_str_new2("Unknown Type ");
04708         rb_str_concat(typestr, rb_fix2str(INT2FIX(pTypeDesc->vt), 10));
04709         break;
04710     }
04711     if (typedetails != Qnil)
04712         rb_ary_push(typedetails, typestr);
04713     return typestr;
04714 }
04715 
04716 /*
04717  *   call-seq:
04718  *      WIN32OLE#ole_method_help(method)
04719  *
04720  *   Returns WIN32OLE_METHOD object corresponding with method
04721  *   specified by 1st argument.
04722  *
04723  *      excel = WIN32OLE.new('Excel.Application')
04724  *      method = excel.ole_method_help('Quit')
04725  *
04726  */
04727 static VALUE
04728 fole_method_help(VALUE self, VALUE cmdname)
04729 {
04730     ITypeInfo *pTypeInfo;
04731     HRESULT hr;
04732     struct oledata *pole;
04733     VALUE method, obj;
04734 
04735     SafeStringValue(cmdname);
04736     OLEData_Get_Struct(self, pole);
04737     hr = typeinfo_from_ole(pole, &pTypeInfo);
04738     if(FAILED(hr))
04739         ole_raise(hr, rb_eRuntimeError, "failed to get ITypeInfo");
04740     method = folemethod_s_allocate(cWIN32OLE_METHOD);
04741     obj = olemethod_from_typeinfo(method, pTypeInfo, cmdname);
04742     OLE_RELEASE(pTypeInfo);
04743     if (obj == Qnil)
04744         rb_raise(eWIN32OLERuntimeError, "not found %s",
04745                  StringValuePtr(cmdname));
04746     return obj;
04747 }
04748 
04749 /*
04750  *  call-seq:
04751  *     WIN32OLE#ole_activex_initialize() -> Qnil
04752  *
04753  *  Initialize WIN32OLE object(ActiveX Control) by calling
04754  *  IPersistMemory::InitNew.
04755  *
04756  *  Before calling OLE method, some kind of the ActiveX controls
04757  *  created with MFC should be initialized by calling
04758  *  IPersistXXX::InitNew.
04759  *
04760  *  If and only if you received the exception "HRESULT error code:
04761  *  0x8000ffff catastrophic failure", try this method before
04762  *  invoking any ole_method.
04763  *
04764  *     obj = WIN32OLE.new("ProgID_or_GUID_of_ActiveX_Control")
04765  *     obj.ole_activex_initialize
04766  *     obj.method(...)
04767  *
04768  */
04769 static VALUE
04770 fole_activex_initialize(VALUE self)
04771 {
04772     struct oledata *pole;
04773     IPersistMemory *pPersistMemory;
04774     void *p;
04775 
04776     HRESULT hr = S_OK;
04777 
04778     OLEData_Get_Struct(self, pole);
04779 
04780     hr = pole->pDispatch->lpVtbl->QueryInterface(pole->pDispatch, &IID_IPersistMemory, &p);
04781     pPersistMemory = p;
04782     if (SUCCEEDED(hr)) {
04783         hr = pPersistMemory->lpVtbl->InitNew(pPersistMemory);
04784         OLE_RELEASE(pPersistMemory);
04785         if (SUCCEEDED(hr)) {
04786             return Qnil;
04787         }
04788     }
04789 
04790     if (FAILED(hr)) {
04791         ole_raise(hr, eWIN32OLERuntimeError, "fail to initialize ActiveX control");
04792     }
04793 
04794     return Qnil;
04795 }
04796 
04797 /*
04798  *   call-seq:
04799  *      WIN32OLE_TYPE.ole_classes(typelib)
04800  *
04801  *   Returns array of WIN32OLE_TYPE objects defined by the <i>typelib</i> type library.
04802  *   This method will be OBSOLETE. Use WIN32OLE_TYPELIB.new(typelib).ole_classes instead.
04803  */
04804 static VALUE
04805 foletype_s_ole_classes(VALUE self, VALUE typelib)
04806 {
04807     VALUE obj;
04808 
04809     /*
04810     rb_warn("%s is obsolete; use %s instead.",
04811             "WIN32OLE_TYPE.ole_classes",
04812             "WIN32OLE_TYPELIB.new(typelib).ole_types");
04813     */
04814     obj = rb_funcall(cWIN32OLE_TYPELIB, rb_intern("new"), 1, typelib);
04815     return rb_funcall(obj, rb_intern("ole_types"), 0);
04816 }
04817 
04818 /*
04819  *  call-seq:
04820  *     WIN32OLE_TYPE.typelibs
04821  *
04822  *  Returns array of type libraries.
04823  *  This method will be OBSOLETE. Use WIN32OLE_TYPELIB.typelibs.collect{|t| t.name} instead.
04824  *
04825  */
04826 static VALUE
04827 foletype_s_typelibs(VALUE self)
04828 {
04829     /*
04830     rb_warn("%s is obsolete. use %s instead.",
04831             "WIN32OLE_TYPE.typelibs",
04832             "WIN32OLE_TYPELIB.typelibs.collect{t|t.name}");
04833     */
04834     return rb_eval_string("WIN32OLE_TYPELIB.typelibs.collect{|t|t.name}");
04835 }
04836 
04837 /*
04838  *  call-seq:
04839  *     WIN32OLE_TYPE.progids
04840  *
04841  *  Returns array of ProgID.
04842  */
04843 static VALUE
04844 foletype_s_progids(VALUE self)
04845 {
04846     HKEY hclsids, hclsid;
04847     DWORD i;
04848     LONG err;
04849     VALUE clsid;
04850     VALUE v = rb_str_new2("");
04851     VALUE progids = rb_ary_new();
04852 
04853     err = reg_open_key(HKEY_CLASSES_ROOT, "CLSID", &hclsids);
04854     if(err != ERROR_SUCCESS) {
04855         return progids;
04856     }
04857     for(i = 0; ; i++) {
04858         clsid = reg_enum_key(hclsids, i);
04859         if (clsid == Qnil)
04860             break;
04861         err = reg_open_vkey(hclsids, clsid, &hclsid);
04862         if (err != ERROR_SUCCESS)
04863             continue;
04864         if ((v = reg_get_val2(hclsid, "ProgID")) != Qnil)
04865             rb_ary_push(progids, v);
04866         if ((v = reg_get_val2(hclsid, "VersionIndependentProgID")) != Qnil)
04867             rb_ary_push(progids, v);
04868         RegCloseKey(hclsid);
04869     }
04870     RegCloseKey(hclsids);
04871     return progids;
04872 }
04873 
04874 static VALUE
04875 foletype_s_allocate(VALUE klass)
04876 {
04877     struct oletypedata *poletype;
04878     VALUE obj;
04879     ole_initialize();
04880     obj = Data_Make_Struct(klass,struct oletypedata,0,oletype_free,poletype);
04881     poletype->pTypeInfo = NULL;
04882     return obj;
04883 }
04884 
04885 static VALUE
04886 oletype_set_member(VALUE self, ITypeInfo *pTypeInfo, VALUE name)
04887 {
04888     struct oletypedata *ptype;
04889     Data_Get_Struct(self, struct oletypedata, ptype);
04890     rb_ivar_set(self, rb_intern("name"), name);
04891     ptype->pTypeInfo = pTypeInfo;
04892     if(pTypeInfo) OLE_ADDREF(pTypeInfo);
04893     return self;
04894 }
04895 
04896 static VALUE
04897 oleclass_from_typelib(VALUE self, ITypeLib *pTypeLib, VALUE oleclass)
04898 {
04899 
04900     long count;
04901     int i;
04902     HRESULT hr;
04903     BSTR bstr;
04904     VALUE typelib;
04905     ITypeInfo *pTypeInfo;
04906 
04907     VALUE found = Qfalse;
04908 
04909     count = pTypeLib->lpVtbl->GetTypeInfoCount(pTypeLib);
04910     for (i = 0; i < count && found == Qfalse; i++) {
04911         hr = pTypeLib->lpVtbl->GetTypeInfo(pTypeLib, i, &pTypeInfo);
04912         if (FAILED(hr))
04913             continue;
04914         hr = pTypeLib->lpVtbl->GetDocumentation(pTypeLib, i,
04915                                                 &bstr, NULL, NULL, NULL);
04916         if (FAILED(hr))
04917             continue;
04918         typelib = WC2VSTR(bstr);
04919         if (rb_str_cmp(oleclass, typelib) == 0) {
04920             oletype_set_member(self, pTypeInfo, typelib);
04921             found = Qtrue;
04922         }
04923         OLE_RELEASE(pTypeInfo);
04924     }
04925     return found;
04926 }
04927 
04928 /*
04929  * Document-class: WIN32OLE_TYPELIB
04930  *
04931  *   <code>WIN32OLE_TYPELIB</code> objects represent OLE tyblib information.
04932  */
04933 
04934 static VALUE
04935 oletypelib_set_member(VALUE self, ITypeLib *pTypeLib)
04936 {
04937     struct oletypelibdata *ptlib;
04938     Data_Get_Struct(self, struct oletypelibdata, ptlib);
04939     ptlib->pTypeLib = pTypeLib;
04940     return self;
04941 }
04942 
04943 static ITypeLib *
04944 oletypelib_get_typelib(VALUE self)
04945 {
04946     struct oletypelibdata *ptlib;
04947     Data_Get_Struct(self, struct oletypelibdata, ptlib);
04948     return ptlib->pTypeLib;
04949 }
04950 
04951 static void
04952 oletypelib_get_libattr(ITypeLib *pTypeLib, TLIBATTR **ppTLibAttr)
04953 {
04954     HRESULT hr;
04955     hr = pTypeLib->lpVtbl->GetLibAttr(pTypeLib, ppTLibAttr);
04956     if (FAILED(hr)) {
04957         ole_raise(hr, eWIN32OLERuntimeError,
04958                   "failed to get library attribute(TLIBATTR) from ITypeLib");
04959     }
04960 }
04961 
04962 /*
04963  *  call-seq:
04964  *
04965  *     WIN32OLE_TYPELIB.typelibs
04966  *
04967  *  Returns the array of WIN32OLE_TYPELIB object.
04968  *
04969  *     tlibs = WIN32OLE_TYPELIB.typelibs
04970  *
04971  */
04972 static VALUE
04973 foletypelib_s_typelibs(VALUE self)
04974 {
04975     HKEY htypelib, hguid;
04976     DWORD i, j;
04977     LONG err;
04978     VALUE guid;
04979     VALUE version;
04980     VALUE name = Qnil;
04981     VALUE typelibs = rb_ary_new();
04982     VALUE typelib = Qnil;
04983     HRESULT hr;
04984     ITypeLib *pTypeLib;
04985 
04986     err = reg_open_key(HKEY_CLASSES_ROOT, "TypeLib", &htypelib);
04987     if(err != ERROR_SUCCESS) {
04988         return typelibs;
04989     }
04990     for(i = 0; ; i++) {
04991         guid = reg_enum_key(htypelib, i);
04992         if (guid == Qnil)
04993             break;
04994         err = reg_open_vkey(htypelib, guid, &hguid);
04995         if (err != ERROR_SUCCESS)
04996             continue;
04997         for(j = 0; ; j++) {
04998             version = reg_enum_key(hguid, j);
04999             if (version == Qnil)
05000                 break;
05001             if ( (name = reg_get_val2(hguid, StringValuePtr(version))) != Qnil ) {
05002                 hr = oletypelib_from_guid(guid, version, &pTypeLib);
05003                 if (SUCCEEDED(hr)) {
05004                     typelib = rb_funcall(cWIN32OLE_TYPELIB, rb_intern("allocate"), 0);
05005                     oletypelib_set_member(typelib, pTypeLib);
05006                     rb_ary_push(typelibs, typelib);
05007                 }
05008             }
05009         }
05010         RegCloseKey(hguid);
05011     }
05012     RegCloseKey(htypelib);
05013     return typelibs;
05014 }
05015 
05016 static VALUE
05017 make_version_str(VALUE major, VALUE minor)
05018 {
05019     VALUE version_str = Qnil;
05020     VALUE minor_str = Qnil;
05021     if (major == Qnil) {
05022         return Qnil;
05023     }
05024     version_str = rb_String(major);
05025     if (minor != Qnil) {
05026         minor_str = rb_String(minor);
05027         rb_str_cat2(version_str, ".");
05028         rb_str_append(version_str, minor_str);
05029     }
05030     return version_str;
05031 }
05032 
05033 static VALUE
05034 oletypelib_search_registry2(VALUE self, VALUE args)
05035 {
05036     HKEY htypelib, hguid, hversion;
05037     double fver;
05038     DWORD j;
05039     LONG err;
05040     VALUE found = Qfalse;
05041     VALUE tlib;
05042     VALUE ver;
05043     VALUE version_str;
05044     VALUE version = Qnil;
05045     VALUE typelib = Qnil;
05046     HRESULT hr;
05047     ITypeLib *pTypeLib;
05048 
05049     VALUE guid = rb_ary_entry(args, 0);
05050     version_str = make_version_str(rb_ary_entry(args, 1), rb_ary_entry(args, 2));
05051 
05052     err = reg_open_key(HKEY_CLASSES_ROOT, "TypeLib", &htypelib);
05053     if(err != ERROR_SUCCESS) {
05054         return Qfalse;
05055     }
05056     err = reg_open_vkey(htypelib, guid, &hguid);
05057     if (err != ERROR_SUCCESS) {
05058         RegCloseKey(htypelib);
05059         return Qfalse;
05060     }
05061     if (version_str != Qnil) {
05062         err = reg_open_vkey(hguid, version_str, &hversion);
05063         if (err == ERROR_SUCCESS) {
05064             tlib = reg_get_val(hversion, NULL);
05065             if (tlib != Qnil) {
05066                 typelib = tlib;
05067                 version = version_str;
05068             }
05069         }
05070         RegCloseKey(hversion);
05071     } else {
05072         fver = 0.0;
05073             for(j = 0; ;j++) {
05074                 ver = reg_enum_key(hguid, j);
05075                 if (ver == Qnil)
05076                     break;
05077                 err = reg_open_vkey(hguid, ver, &hversion);
05078                 if (err != ERROR_SUCCESS)
05079                     continue;
05080                 tlib = reg_get_val(hversion, NULL);
05081                 if (tlib == Qnil) {
05082                      RegCloseKey(hversion);
05083                      continue;
05084                 }
05085                 if (fver < atof(StringValuePtr(ver))) {
05086                     fver = atof(StringValuePtr(ver));
05087                     version = ver;
05088                     typelib = tlib;
05089                 }
05090                 RegCloseKey(hversion);
05091             }
05092     }
05093     RegCloseKey(hguid);
05094     RegCloseKey(htypelib);
05095     if (typelib != Qnil) {
05096         hr = oletypelib_from_guid(guid, version, &pTypeLib);
05097         if (SUCCEEDED(hr)) {
05098             found = Qtrue;
05099             oletypelib_set_member(self, pTypeLib);
05100         }
05101     }
05102     return found;
05103 }
05104 
05105 static VALUE
05106 oletypelib_search_registry(VALUE self, VALUE typelib)
05107 {
05108     HKEY htypelib, hguid, hversion;
05109     DWORD i, j;
05110     LONG err;
05111     VALUE found = Qfalse;
05112     VALUE tlib;
05113     VALUE guid;
05114     VALUE ver;
05115     HRESULT hr;
05116     ITypeLib *pTypeLib;
05117 
05118     err = reg_open_key(HKEY_CLASSES_ROOT, "TypeLib", &htypelib);
05119     if(err != ERROR_SUCCESS) {
05120         return Qfalse;
05121     }
05122     for(i = 0; !found; i++) {
05123         guid = reg_enum_key(htypelib, i);
05124         if (guid == Qnil)
05125             break;
05126         err = reg_open_vkey(htypelib, guid, &hguid);
05127         if (err != ERROR_SUCCESS)
05128             continue;
05129         for(j = 0; found == Qfalse; j++) {
05130             ver = reg_enum_key(hguid, j);
05131             if (ver == Qnil)
05132                 break;
05133             err = reg_open_vkey(hguid, ver, &hversion);
05134             if (err != ERROR_SUCCESS)
05135                 continue;
05136             tlib = reg_get_val(hversion, NULL);
05137             if (tlib == Qnil) {
05138                 RegCloseKey(hversion);
05139                 continue;
05140             }
05141             if (rb_str_cmp(typelib, tlib) == 0) {
05142                 hr = oletypelib_from_guid(guid, ver, &pTypeLib);
05143                 if (SUCCEEDED(hr)) {
05144                     oletypelib_set_member(self, pTypeLib);
05145                     found = Qtrue;
05146                 }
05147             }
05148             RegCloseKey(hversion);
05149         }
05150         RegCloseKey(hguid);
05151     }
05152     RegCloseKey(htypelib);
05153     return  found;
05154 }
05155 
05156 static VALUE
05157 foletypelib_s_allocate(VALUE klass)
05158 {
05159     struct oletypelibdata *poletypelib;
05160     VALUE obj;
05161     ole_initialize();
05162     obj = Data_Make_Struct(klass, struct oletypelibdata, 0, oletypelib_free, poletypelib);
05163     poletypelib->pTypeLib = NULL;
05164     return obj;
05165 }
05166 
05167 /*
05168  * call-seq:
05169  *    WIN32OLE_TYPELIB.new(typelib [, version1, version2]) -> WIN32OLE_TYPELIB object
05170  *
05171  * Returns a new WIN32OLE_TYPELIB object.
05172  *
05173  * The first argument <i>typelib</i>  specifies OLE type library name or GUID or
05174  * OLE library file.
05175  * The second argument is major version or version of the type library.
05176  * The third argument is minor version.
05177  * The second argument and third argument are optional.
05178  * If the first argument is type library name, then the second and third argument
05179  * are ignored.
05180  *
05181  *     tlib1 = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05182  *     tlib2 = WIN32OLE_TYPELIB.new('{00020813-0000-0000-C000-000000000046}')
05183  *     tlib3 = WIN32OLE_TYPELIB.new('{00020813-0000-0000-C000-000000000046}', 1.3)
05184  *     tlib4 = WIN32OLE_TYPELIB.new('{00020813-0000-0000-C000-000000000046}', 1, 3)
05185  *     tlib5 = WIN32OLE_TYPELIB.new("C:\\WINNT\\SYSTEM32\\SHELL32.DLL")
05186  *     puts tlib1.name  # -> 'Microsoft Excel 9.0 Object Library'
05187  *     puts tlib2.name  # -> 'Microsoft Excel 9.0 Object Library'
05188  *     puts tlib3.name  # -> 'Microsoft Excel 9.0 Object Library'
05189  *     puts tlib4.name  # -> 'Microsoft Excel 9.0 Object Library'
05190  *     puts tlib5.name  # -> 'Microsoft Shell Controls And Automation'
05191  *
05192  */
05193 static VALUE
05194 foletypelib_initialize(VALUE self, VALUE args)
05195 {
05196     VALUE found = Qfalse;
05197     VALUE typelib = Qnil;
05198     int len = 0;
05199     OLECHAR * pbuf;
05200     ITypeLib *pTypeLib;
05201     HRESULT hr = S_OK;
05202 
05203     len = RARRAY_LEN(args);
05204     if (len < 1 || len > 3) {
05205         rb_raise(rb_eArgError, "wrong number of arguments (%d for 1..3)", len);
05206     }
05207 
05208     typelib = rb_ary_entry(args, 0);
05209 
05210     SafeStringValue(typelib);
05211 
05212     found = oletypelib_search_registry(self, typelib);
05213     if (found == Qfalse) {
05214         found = oletypelib_search_registry2(self, args);
05215     }
05216     if (found == Qfalse) {
05217         pbuf = ole_vstr2wc(typelib);
05218         hr = LoadTypeLibEx(pbuf, REGKIND_NONE, &pTypeLib);
05219         SysFreeString(pbuf);
05220         if (SUCCEEDED(hr)) {
05221             found = Qtrue;
05222             oletypelib_set_member(self, pTypeLib);
05223         }
05224     }
05225 
05226     if (found == Qfalse) {
05227         rb_raise(eWIN32OLERuntimeError, "not found type library `%s`",
05228                  StringValuePtr(typelib));
05229     }
05230     return self;
05231 }
05232 
05233 /*
05234  *  call-seq:
05235  *     WIN32OLE_TYPELIB#guid -> The guid string.
05236  *
05237  *  Returns guid string which specifies type library.
05238  *
05239  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05240  *     guid = tlib.guid # -> '{00020813-0000-0000-C000-000000000046}'
05241  */
05242 static VALUE
05243 foletypelib_guid(VALUE self)
05244 {
05245     ITypeLib *pTypeLib;
05246     OLECHAR bstr[80];
05247     VALUE guid = Qnil;
05248     int len;
05249     TLIBATTR *pTLibAttr;
05250 
05251     pTypeLib = oletypelib_get_typelib(self);
05252     oletypelib_get_libattr(pTypeLib, &pTLibAttr);
05253     len = StringFromGUID2(&pTLibAttr->guid, bstr, sizeof(bstr)/sizeof(OLECHAR));
05254     if (len > 3) {
05255         guid = ole_wc2vstr(bstr, FALSE);
05256     }
05257     pTypeLib->lpVtbl->ReleaseTLibAttr(pTypeLib, pTLibAttr);
05258     return guid;
05259 }
05260 
05261 /*
05262  *  call-seq:
05263  *     WIN32OLE_TYPELIB#name -> The type library name
05264  *
05265  *  Returns the type library name.
05266  *
05267  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05268  *     name = tlib.name # -> 'Microsoft Excel 9.0 Object Library'
05269  */
05270 static VALUE
05271 foletypelib_name(VALUE self)
05272 {
05273     ITypeLib *pTypeLib;
05274     HRESULT hr;
05275     BSTR bstr;
05276     VALUE name;
05277     pTypeLib = oletypelib_get_typelib(self);
05278     hr = pTypeLib->lpVtbl->GetDocumentation(pTypeLib, -1,
05279                                             NULL, &bstr, NULL, NULL);
05280 
05281     if (FAILED(hr)) {
05282         ole_raise(hr, eWIN32OLERuntimeError, "failed to get name from ITypeLib");
05283     }
05284     name = WC2VSTR(bstr);
05285     return rb_enc_str_new(StringValuePtr(name), strlen(StringValuePtr(name)), cWIN32OLE_enc);
05286 }
05287 
05288 /*
05289  *  call-seq:
05290  *     WIN32OLE_TYPELIB#version -> The type library version.
05291  *
05292  *  Returns the type library version.
05293  *
05294  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05295  *     puts tlib.version #-> 1.3
05296  */
05297 static VALUE
05298 foletypelib_version(VALUE self)
05299 {
05300     TLIBATTR *pTLibAttr;
05301     VALUE major;
05302     VALUE minor;
05303     ITypeLib *pTypeLib;
05304 
05305     pTypeLib = oletypelib_get_typelib(self);
05306     oletypelib_get_libattr(pTypeLib, &pTLibAttr);
05307     major = INT2NUM(pTLibAttr->wMajorVerNum);
05308     minor = INT2NUM(pTLibAttr->wMinorVerNum);
05309     pTypeLib->lpVtbl->ReleaseTLibAttr(pTypeLib, pTLibAttr);
05310     return rb_Float(make_version_str(major, minor));
05311 }
05312 
05313 /*
05314  *  call-seq:
05315  *     WIN32OLE_TYPELIB#major_version -> The type library major version.
05316  *
05317  *  Returns the type library major version.
05318  *
05319  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05320  *     puts tlib.major_version # -> 1
05321  */
05322 static VALUE
05323 foletypelib_major_version(VALUE self)
05324 {
05325     TLIBATTR *pTLibAttr;
05326     VALUE major;
05327     ITypeLib *pTypeLib;
05328     pTypeLib = oletypelib_get_typelib(self);
05329     oletypelib_get_libattr(pTypeLib, &pTLibAttr);
05330 
05331     major =  INT2NUM(pTLibAttr->wMajorVerNum);
05332     pTypeLib->lpVtbl->ReleaseTLibAttr(pTypeLib, pTLibAttr);
05333     return major;
05334 }
05335 
05336 /*
05337  *  call-seq:
05338  *     WIN32OLE_TYPELIB#minor_version -> The type library minor version.
05339  *
05340  *  Returns the type library minor version.
05341  *
05342  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05343  *     puts tlib.minor_version # -> 3
05344  */
05345 static VALUE
05346 foletypelib_minor_version(VALUE self)
05347 {
05348     TLIBATTR *pTLibAttr;
05349     VALUE minor;
05350     ITypeLib *pTypeLib;
05351     pTypeLib = oletypelib_get_typelib(self);
05352     oletypelib_get_libattr(pTypeLib, &pTLibAttr);
05353     minor =  INT2NUM(pTLibAttr->wMinorVerNum);
05354     pTypeLib->lpVtbl->ReleaseTLibAttr(pTypeLib, pTLibAttr);
05355     return minor;
05356 }
05357 
05358 static VALUE
05359 oletypelib_path(VALUE guid, VALUE version)
05360 {
05361     int k;
05362     LONG err;
05363     HKEY hkey;
05364     HKEY hlang;
05365     VALUE lang;
05366     VALUE path = Qnil;
05367 
05368     VALUE key = rb_str_new2("TypeLib\\");
05369     rb_str_concat(key, guid);
05370     rb_str_cat2(key, "\\");
05371     rb_str_concat(key, version);
05372 
05373     err = reg_open_vkey(HKEY_CLASSES_ROOT, key, &hkey);
05374     if (err != ERROR_SUCCESS) {
05375         return Qnil;
05376     }
05377     for(k = 0; path == Qnil; k++) {
05378         lang = reg_enum_key(hkey, k);
05379         if (lang == Qnil)
05380             break;
05381         err = reg_open_vkey(hkey, lang, &hlang);
05382         if (err == ERROR_SUCCESS) {
05383             path = reg_get_typelib_file_path(hlang);
05384             RegCloseKey(hlang);
05385         }
05386     }
05387     RegCloseKey(hkey);
05388     return path;
05389 }
05390 
05391 static HRESULT
05392 oletypelib_from_guid(VALUE guid, VALUE version, ITypeLib **ppTypeLib)
05393 {
05394     VALUE path;
05395     OLECHAR *pBuf;
05396     HRESULT hr;
05397     path = oletypelib_path(guid, version);
05398     if (path == Qnil) {
05399         return E_UNEXPECTED;
05400     }
05401     pBuf = ole_vstr2wc(path);
05402     hr = LoadTypeLibEx(pBuf, REGKIND_NONE, ppTypeLib);
05403     SysFreeString(pBuf);
05404     return hr;
05405 }
05406 
05407 /*
05408  *  call-seq:
05409  *     WIN32OLE_TYPELIB#path -> The type library file path.
05410  *
05411  *  Returns the type library file path.
05412  *
05413  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05414  *     puts tlib.path #-> 'C:\...\EXCEL9.OLB'
05415  */
05416 static VALUE
05417 foletypelib_path(VALUE self)
05418 {
05419     TLIBATTR *pTLibAttr;
05420     HRESULT hr = S_OK;
05421     BSTR bstr;
05422     LCID lcid = cWIN32OLE_lcid;
05423     VALUE path;
05424     ITypeLib *pTypeLib;
05425 
05426     pTypeLib = oletypelib_get_typelib(self);
05427     oletypelib_get_libattr(pTypeLib, &pTLibAttr);
05428     hr = QueryPathOfRegTypeLib(&pTLibAttr->guid,
05429                                pTLibAttr->wMajorVerNum,
05430                                pTLibAttr->wMinorVerNum,
05431                                lcid,
05432                                &bstr);
05433     if (FAILED(hr)) {
05434         pTypeLib->lpVtbl->ReleaseTLibAttr(pTypeLib, pTLibAttr);
05435         ole_raise(hr, eWIN32OLERuntimeError, "failed to QueryPathOfRegTypeTypeLib");
05436     }
05437 
05438     pTypeLib->lpVtbl->ReleaseTLibAttr(pTypeLib, pTLibAttr);
05439     path = WC2VSTR(bstr);
05440     return rb_enc_str_new(StringValuePtr(path), strlen(StringValuePtr(path)), cWIN32OLE_enc);
05441 }
05442 
05443 /*
05444  *  call-seq:
05445  *     WIN32OLE_TYPELIB#visible?
05446  *
05447  *  Returns true if the type library information is not hidden.
05448  *  If wLibFlags of TLIBATTR is 0 or LIBFLAG_FRESTRICTED or LIBFLAG_FHIDDEN,
05449  *  the method returns false, otherwise, returns true.
05450  *  If the method fails to access the TLIBATTR information, then
05451  *  WIN32OLERuntimeError is raised.
05452  *
05453  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05454  *     tlib.visible? # => true
05455  */
05456 static VALUE
05457 foletypelib_visible(VALUE self)
05458 {
05459     ITypeLib *pTypeLib = NULL;
05460     VALUE visible = Qtrue;
05461     TLIBATTR *pTLibAttr;
05462 
05463     pTypeLib = oletypelib_get_typelib(self);
05464     oletypelib_get_libattr(pTypeLib, &pTLibAttr);
05465 
05466     if ((pTLibAttr->wLibFlags == 0) ||
05467         (pTLibAttr->wLibFlags & LIBFLAG_FRESTRICTED) ||
05468         (pTLibAttr->wLibFlags & LIBFLAG_FHIDDEN)) {
05469         visible = Qfalse;
05470     }
05471     pTypeLib->lpVtbl->ReleaseTLibAttr(pTypeLib, pTLibAttr);
05472     return visible;
05473 }
05474 
05475 /*
05476  *  call-seq:
05477  *     WIN32OLE_TYPELIB#library_name
05478  *
05479  *  Returns library name.
05480  *  If the method fails to access library name, WIN32OLERuntimeError is raised.
05481  *
05482  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05483  *     tlib.library_name # => Excel
05484  */
05485 static VALUE
05486 foletypelib_library_name(VALUE self)
05487 {
05488     HRESULT hr;
05489     ITypeLib *pTypeLib = NULL;
05490     VALUE libname = Qnil;
05491     BSTR bstr;
05492 
05493     pTypeLib = oletypelib_get_typelib(self);
05494     hr = pTypeLib->lpVtbl->GetDocumentation(pTypeLib, -1,
05495                                             &bstr, NULL, NULL, NULL);
05496     if (FAILED(hr)) {
05497         ole_raise(hr, eWIN32OLERuntimeError, "failed to get library name");
05498     }
05499     libname = WC2VSTR(bstr);
05500     return libname;
05501 }
05502 
05503 
05504 /*
05505  *  call-seq:
05506  *     WIN32OLE_TYPELIB#ole_types -> The array of WIN32OLE_TYPE object included the type library.
05507  *
05508  *  Returns the type library file path.
05509  *
05510  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05511  *     classes = tlib.ole_types.collect{|k| k.name} # -> ['AddIn', 'AddIns' ...]
05512  */
05513 static VALUE
05514 foletypelib_ole_types(VALUE self)
05515 {
05516     ITypeLib *pTypeLib = NULL;
05517     VALUE classes = rb_ary_new();
05518     pTypeLib = oletypelib_get_typelib(self);
05519     ole_types_from_typelib(pTypeLib, classes);
05520     return classes;
05521 }
05522 
05523 /*
05524  *  call-seq:
05525  *     WIN32OLE_TYPELIB#inspect -> String
05526  *
05527  *  Returns the type library name with class name.
05528  *
05529  *     tlib = WIN32OLE_TYPELIB.new('Microsoft Excel 9.0 Object Library')
05530  *     tlib.inspect # => "<#WIN32OLE_TYPELIB:Microsoft Excel 9.0 Object Library>"
05531  */
05532 static VALUE
05533 foletypelib_inspect(VALUE self)
05534 {
05535     return default_inspect(self, "WIN32OLE_TYPELIB");
05536 }
05537 
05538 /*
05539  * Document-class: WIN32OLE_TYPE
05540  *
05541  *   <code>WIN32OLE_TYPE</code> objects represent OLE type libarary information.
05542  */
05543 
05544 /*
05545  *  call-seq:
05546  *     WIN32OLE_TYPE.new(typelib, ole_class) -> WIN32OLE_TYPE object
05547  *
05548  *  Returns a new WIN32OLE_TYPE object.
05549  *  The first argument <i>typelib</i> specifies OLE type library name.
05550  *  The second argument specifies OLE class name.
05551  *
05552  *      WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Application')
05553  *          # => WIN32OLE_TYPE object of Application class of Excel.
05554  */
05555 static VALUE
05556 foletype_initialize(VALUE self, VALUE typelib, VALUE oleclass)
05557 {
05558     VALUE file;
05559     OLECHAR * pbuf;
05560     ITypeLib *pTypeLib;
05561     HRESULT hr;
05562 
05563     SafeStringValue(oleclass);
05564     SafeStringValue(typelib);
05565     file = typelib_file(typelib);
05566     if (file == Qnil) {
05567         file = typelib;
05568     }
05569     pbuf = ole_vstr2wc(file);
05570     hr = LoadTypeLibEx(pbuf, REGKIND_NONE, &pTypeLib);
05571     if (FAILED(hr))
05572         ole_raise(hr, eWIN32OLERuntimeError, "failed to LoadTypeLibEx");
05573     SysFreeString(pbuf);
05574     if (oleclass_from_typelib(self, pTypeLib, oleclass) == Qfalse) {
05575         OLE_RELEASE(pTypeLib);
05576         rb_raise(eWIN32OLERuntimeError, "not found `%s` in `%s`",
05577                  StringValuePtr(oleclass), StringValuePtr(typelib));
05578     }
05579     OLE_RELEASE(pTypeLib);
05580     return self;
05581 }
05582 
05583 /*
05584  * call-seq:
05585  *    WIN32OLE_TYPE#name #=> OLE type name
05586  *
05587  * Returns OLE type name.
05588  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Application')
05589  *    puts tobj.name  # => Application
05590  */
05591 static VALUE
05592 foletype_name(VALUE self)
05593 {
05594     return rb_ivar_get(self, rb_intern("name"));
05595 }
05596 
05597 static VALUE
05598 ole_ole_type(ITypeInfo *pTypeInfo)
05599 {
05600     HRESULT hr;
05601     TYPEATTR *pTypeAttr;
05602     VALUE type = Qnil;
05603     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05604     if(FAILED(hr)){
05605         return type;
05606     }
05607     switch(pTypeAttr->typekind) {
05608     case TKIND_ENUM:
05609         type = rb_str_new2("Enum");
05610         break;
05611     case TKIND_RECORD:
05612         type = rb_str_new2("Record");
05613         break;
05614     case TKIND_MODULE:
05615         type = rb_str_new2("Module");
05616         break;
05617     case TKIND_INTERFACE:
05618         type = rb_str_new2("Interface");
05619         break;
05620     case TKIND_DISPATCH:
05621         type = rb_str_new2("Dispatch");
05622         break;
05623     case TKIND_COCLASS:
05624         type = rb_str_new2("Class");
05625         break;
05626     case TKIND_ALIAS:
05627         type = rb_str_new2("Alias");
05628         break;
05629     case TKIND_UNION:
05630         type = rb_str_new2("Union");
05631         break;
05632     case TKIND_MAX:
05633         type = rb_str_new2("Max");
05634         break;
05635     default:
05636         type = Qnil;
05637         break;
05638     }
05639     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05640     return type;
05641 }
05642 
05643 /*
05644  *  call-seq:
05645  *     WIN32OLE_TYPE#ole_type #=> OLE type string.
05646  *
05647  *  returns type of OLE class.
05648  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Application')
05649  *    puts tobj.ole_type  # => Class
05650  */
05651 static VALUE
05652 foletype_ole_type(VALUE self)
05653 {
05654     struct oletypedata *ptype;
05655     Data_Get_Struct(self, struct oletypedata, ptype);
05656     return ole_ole_type(ptype->pTypeInfo);
05657 }
05658 
05659 static VALUE
05660 ole_type_guid(ITypeInfo *pTypeInfo)
05661 {
05662     HRESULT hr;
05663     TYPEATTR *pTypeAttr;
05664     int len;
05665     OLECHAR bstr[80];
05666     VALUE guid = Qnil;
05667     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05668     if (FAILED(hr))
05669         return guid;
05670     len = StringFromGUID2(&pTypeAttr->guid, bstr, sizeof(bstr)/sizeof(OLECHAR));
05671     if (len > 3) {
05672         guid = ole_wc2vstr(bstr, FALSE);
05673     }
05674     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05675     return guid;
05676 }
05677 
05678 /*
05679  *  call-seq:
05680  *     WIN32OLE_TYPE#guid  #=> GUID
05681  *
05682  *  Returns GUID.
05683  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Application')
05684  *    puts tobj.guid  # => {00024500-0000-0000-C000-000000000046}
05685  */
05686 static VALUE
05687 foletype_guid(VALUE self)
05688 {
05689     struct oletypedata *ptype;
05690     Data_Get_Struct(self, struct oletypedata, ptype);
05691     return ole_type_guid(ptype->pTypeInfo);
05692 }
05693 
05694 static VALUE
05695 ole_type_progid(ITypeInfo *pTypeInfo)
05696 {
05697     HRESULT hr;
05698     TYPEATTR *pTypeAttr;
05699     OLECHAR *pbuf;
05700     VALUE progid = Qnil;
05701     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05702     if (FAILED(hr))
05703         return progid;
05704     hr = ProgIDFromCLSID(&pTypeAttr->guid, &pbuf);
05705     if (SUCCEEDED(hr)) {
05706         progid = ole_wc2vstr(pbuf, FALSE);
05707         CoTaskMemFree(pbuf);
05708     }
05709     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05710     return progid;
05711 }
05712 
05713 /*
05714  * call-seq:
05715  *    WIN32OLE_TYPE#progid  #=> ProgID
05716  *
05717  * Returns ProgID if it exists. If not found, then returns nil.
05718  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Application')
05719  *    puts tobj.progid  # =>   Excel.Application.9
05720  */
05721 static VALUE
05722 foletype_progid(VALUE self)
05723 {
05724     struct oletypedata *ptype;
05725     Data_Get_Struct(self, struct oletypedata, ptype);
05726     return ole_type_progid(ptype->pTypeInfo);
05727 }
05728 
05729 
05730 static VALUE
05731 ole_type_visible(ITypeInfo *pTypeInfo)
05732 {
05733     HRESULT hr;
05734     TYPEATTR *pTypeAttr;
05735     VALUE visible;
05736     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05737     if (FAILED(hr))
05738         return Qtrue;
05739     if (pTypeAttr->wTypeFlags & (TYPEFLAG_FHIDDEN | TYPEFLAG_FRESTRICTED)) {
05740         visible = Qfalse;
05741     } else {
05742         visible = Qtrue;
05743     }
05744     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05745     return visible;
05746 }
05747 
05748 /*
05749  *  call-seq:
05750  *    WIN32OLE_TYPE#visible  #=> true or false
05751  *
05752  *  Returns true if the OLE class is public.
05753  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Application')
05754  *    puts tobj.visible  # => true
05755  */
05756 static VALUE
05757 foletype_visible(VALUE self)
05758 {
05759     struct oletypedata *ptype;
05760     Data_Get_Struct(self, struct oletypedata, ptype);
05761     return ole_type_visible(ptype->pTypeInfo);
05762 }
05763 
05764 static VALUE
05765 ole_type_major_version(ITypeInfo *pTypeInfo)
05766 {
05767     VALUE ver;
05768     TYPEATTR *pTypeAttr;
05769     HRESULT hr;
05770     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05771     if (FAILED(hr))
05772         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
05773     ver = INT2FIX(pTypeAttr->wMajorVerNum);
05774     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05775     return ver;
05776 }
05777 
05778 /*
05779  *  call-seq:
05780  *     WIN32OLE_TYPE#major_version
05781  *
05782  *  Returns major version.
05783  *     tobj = WIN32OLE_TYPE.new('Microsoft Word 10.0 Object Library', 'Documents')
05784  *     puts tobj.major_version # => 8
05785  */
05786 static VALUE
05787 foletype_major_version(VALUE self)
05788 {
05789     struct oletypedata *ptype;
05790     Data_Get_Struct(self, struct oletypedata, ptype);
05791     return ole_type_major_version(ptype->pTypeInfo);
05792 }
05793 
05794 static VALUE
05795 ole_type_minor_version(ITypeInfo *pTypeInfo)
05796 {
05797     VALUE ver;
05798     TYPEATTR *pTypeAttr;
05799     HRESULT hr;
05800     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05801     if (FAILED(hr))
05802         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
05803     ver = INT2FIX(pTypeAttr->wMinorVerNum);
05804     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05805     return ver;
05806 }
05807 
05808 /*
05809  *  call-seq:
05810  *    WIN32OLE_TYPE#minor_version #=> OLE minor version
05811  *
05812  *  Returns minor version.
05813  *     tobj = WIN32OLE_TYPE.new('Microsoft Word 10.0 Object Library', 'Documents')
05814  *     puts tobj.minor_version # => 2
05815  */
05816 static VALUE
05817 foletype_minor_version(VALUE self)
05818 {
05819     struct oletypedata *ptype;
05820     Data_Get_Struct(self, struct oletypedata, ptype);
05821     return ole_type_minor_version(ptype->pTypeInfo);
05822 }
05823 
05824 static VALUE
05825 ole_type_typekind(ITypeInfo *pTypeInfo)
05826 {
05827     VALUE typekind;
05828     TYPEATTR *pTypeAttr;
05829     HRESULT hr;
05830     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05831     if (FAILED(hr))
05832         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
05833     typekind = INT2FIX(pTypeAttr->typekind);
05834     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05835     return typekind;
05836 }
05837 
05838 /*
05839  *  call-seq:
05840  *    WIN32OLE_TYPE#typekind #=> number of type.
05841  *
05842  *  Returns number which represents type.
05843  *    tobj = WIN32OLE_TYPE.new('Microsoft Word 10.0 Object Library', 'Documents')
05844  *    puts tobj.typekind # => 4
05845  *
05846  */
05847 static VALUE
05848 foletype_typekind(VALUE self)
05849 {
05850     struct oletypedata *ptype;
05851     Data_Get_Struct(self, struct oletypedata, ptype);
05852     return ole_type_typekind(ptype->pTypeInfo);
05853 }
05854 
05855 static VALUE
05856 ole_type_helpstring(ITypeInfo *pTypeInfo)
05857 {
05858     HRESULT hr;
05859     BSTR bhelpstr;
05860     hr = ole_docinfo_from_type(pTypeInfo, NULL, &bhelpstr, NULL, NULL);
05861     if(FAILED(hr)) {
05862         return Qnil;
05863     }
05864     return WC2VSTR(bhelpstr);
05865 }
05866 
05867 /*
05868  *  call-seq:
05869  *    WIN32OLE_TYPE#helpstring #=> help string.
05870  *
05871  *  Returns help string.
05872  *    tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', 'IWebBrowser')
05873  *    puts tobj.helpstring # => Web Browser interface
05874  */
05875 static VALUE
05876 foletype_helpstring(VALUE self)
05877 {
05878     struct oletypedata *ptype;
05879     Data_Get_Struct(self, struct oletypedata, ptype);
05880     return ole_type_helpstring(ptype->pTypeInfo);
05881 }
05882 
05883 static VALUE
05884 ole_type_src_type(ITypeInfo *pTypeInfo)
05885 {
05886     HRESULT hr;
05887     TYPEATTR *pTypeAttr;
05888     VALUE alias = Qnil;
05889     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
05890     if (FAILED(hr))
05891         return alias;
05892     if(pTypeAttr->typekind != TKIND_ALIAS) {
05893         OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05894         return alias;
05895     }
05896     alias = ole_typedesc2val(pTypeInfo, &(pTypeAttr->tdescAlias), Qnil);
05897     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
05898     return alias;
05899 }
05900 
05901 /*
05902  *  call-seq:
05903  *     WIN32OLE_TYPE#src_type #=> OLE source class
05904  *
05905  *  Returns source class when the OLE class is 'Alias'.
05906  *     tobj =  WIN32OLE_TYPE.new('Microsoft Office 9.0 Object Library', 'MsoRGBType')
05907  *     puts tobj.src_type # => I4
05908  *
05909  */
05910 static VALUE
05911 foletype_src_type(VALUE self)
05912 {
05913     struct oletypedata *ptype;
05914     Data_Get_Struct(self, struct oletypedata, ptype);
05915     return ole_type_src_type(ptype->pTypeInfo);
05916 }
05917 
05918 static VALUE
05919 ole_type_helpfile(ITypeInfo *pTypeInfo)
05920 {
05921     HRESULT hr;
05922     BSTR bhelpfile;
05923     hr = ole_docinfo_from_type(pTypeInfo, NULL, NULL, NULL, &bhelpfile);
05924     if(FAILED(hr)) {
05925         return Qnil;
05926     }
05927     return WC2VSTR(bhelpfile);
05928 }
05929 
05930 /*
05931  *  call-seq:
05932  *     WIN32OLE_TYPE#helpfile
05933  *
05934  *  Returns helpfile path. If helpfile is not found, then returns nil.
05935  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Worksheet')
05936  *     puts tobj.helpfile # => C:\...\VBAXL9.CHM
05937  *
05938  */
05939 static VALUE
05940 foletype_helpfile(VALUE self)
05941 {
05942     struct oletypedata *ptype;
05943     Data_Get_Struct(self, struct oletypedata, ptype);
05944     return ole_type_helpfile(ptype->pTypeInfo);
05945 }
05946 
05947 static VALUE
05948 ole_type_helpcontext(ITypeInfo *pTypeInfo)
05949 {
05950     HRESULT hr;
05951     DWORD helpcontext;
05952     hr = ole_docinfo_from_type(pTypeInfo, NULL, NULL,
05953                                &helpcontext, NULL);
05954     if(FAILED(hr))
05955         return Qnil;
05956     return INT2FIX(helpcontext);
05957 }
05958 
05959 /*
05960  *  call-seq:
05961  *     WIN32OLE_TYPE#helpcontext
05962  *
05963  *  Returns helpcontext. If helpcontext is not found, then returns nil.
05964  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Worksheet')
05965  *     puts tobj.helpfile # => 131185
05966  */
05967 static VALUE
05968 foletype_helpcontext(VALUE self)
05969 {
05970     struct oletypedata *ptype;
05971     Data_Get_Struct(self, struct oletypedata, ptype);
05972     return ole_type_helpcontext(ptype->pTypeInfo);
05973 }
05974 
05975 /*
05976  *  call-seq:
05977  *     WIN32OLE_TYPE#ole_typelib
05978  *
05979  *  Returns the WIN32OLE_TYPELIB object which is including the WIN32OLE_TYPE
05980  *  object. If it is not found, then returns nil.
05981  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Worksheet')
05982  *     puts tobj.ole_typelib # => 'Microsoft Excel 9.0 Object Library'
05983  */
05984 static VALUE
05985 foletype_ole_typelib(VALUE self)
05986 {
05987     struct oletypedata *ptype;
05988     Data_Get_Struct(self, struct oletypedata, ptype);
05989     return ole_typelib_from_itypeinfo(ptype->pTypeInfo);
05990 }
05991 
05992 static VALUE
05993 ole_type_impl_ole_types(ITypeInfo *pTypeInfo, int implflags)
05994 {
05995     HRESULT hr;
05996     ITypeInfo *pRefTypeInfo;
05997     HREFTYPE href;
05998     WORD i;
05999     VALUE type;
06000     TYPEATTR *pTypeAttr;
06001     int flags;
06002 
06003     VALUE types = rb_ary_new();
06004     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
06005     if (FAILED(hr)) {
06006         return types;
06007     }
06008     for (i = 0; i < pTypeAttr->cImplTypes; i++) {
06009         hr = pTypeInfo->lpVtbl->GetImplTypeFlags(pTypeInfo, i, &flags);
06010         if (FAILED(hr))
06011             continue;
06012 
06013         hr = pTypeInfo->lpVtbl->GetRefTypeOfImplType(pTypeInfo, i, &href);
06014         if (FAILED(hr))
06015             continue;
06016         hr = pTypeInfo->lpVtbl->GetRefTypeInfo(pTypeInfo, href, &pRefTypeInfo);
06017         if (FAILED(hr))
06018             continue;
06019 
06020         if ((flags & implflags) == implflags) {
06021             type = ole_type_from_itypeinfo(pRefTypeInfo);
06022             if (type != Qnil) {
06023                 rb_ary_push(types, type);
06024             }
06025         }
06026 
06027         OLE_RELEASE(pRefTypeInfo);
06028     }
06029     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
06030     return types;
06031 }
06032 
06033 /*
06034  *  call-seq:
06035  *     WIN32OLE_TYPE#implemented_ole_types
06036  *
06037  *  Returns the array of WIN32OLE_TYPE object which is implemented by the WIN32OLE_TYPE
06038  *  object.
06039  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Worksheet')
06040  *     p tobj.implemented_ole_types # => [_Worksheet, DocEvents]
06041  */
06042 static VALUE
06043 foletype_impl_ole_types(VALUE self)
06044 {
06045     struct oletypedata *ptype;
06046     Data_Get_Struct(self, struct oletypedata, ptype);
06047     return ole_type_impl_ole_types(ptype->pTypeInfo, 0);
06048 }
06049 
06050 /*
06051  *  call-seq:
06052  *     WIN32OLE_TYPE#source_ole_types
06053  *
06054  *  Returns the array of WIN32OLE_TYPE object which is implemented by the WIN32OLE_TYPE
06055  *  object and having IMPLTYPEFLAG_FSOURCE.
06056  *     tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', "InternetExplorer")
06057  *     p tobj.source_ole_types
06058  *     # => [#<WIN32OLE_TYPE:DWebBrowserEvents2>, #<WIN32OLE_TYPE:DWebBrowserEvents>]
06059  */
06060 static VALUE
06061 foletype_source_ole_types(VALUE self)
06062 {
06063     struct oletypedata *ptype;
06064     Data_Get_Struct(self, struct oletypedata, ptype);
06065     return ole_type_impl_ole_types(ptype->pTypeInfo, IMPLTYPEFLAG_FSOURCE);
06066 }
06067 
06068 /*
06069  *  call-seq:
06070  *     WIN32OLE_TYPE#default_event_sources
06071  *
06072  *  Returns the array of WIN32OLE_TYPE object which is implemented by the WIN32OLE_TYPE
06073  *  object and having IMPLTYPEFLAG_FSOURCE and IMPLTYPEFLAG_FDEFAULT.
06074  *     tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', "InternetExplorer")
06075  *     p tobj.default_event_sources  # => [#<WIN32OLE_TYPE:DWebBrowserEvents2>]
06076  */
06077 static VALUE
06078 foletype_default_event_sources(VALUE self)
06079 {
06080     struct oletypedata *ptype;
06081     Data_Get_Struct(self, struct oletypedata, ptype);
06082     return ole_type_impl_ole_types(ptype->pTypeInfo, IMPLTYPEFLAG_FSOURCE|IMPLTYPEFLAG_FDEFAULT);
06083 }
06084 
06085 /*
06086  *  call-seq:
06087  *     WIN32OLE_TYPE#default_ole_types
06088  *
06089  *  Returns the array of WIN32OLE_TYPE object which is implemented by the WIN32OLE_TYPE
06090  *  object and having IMPLTYPEFLAG_FDEFAULT.
06091  *     tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', "InternetExplorer")
06092  *     p tobj.default_ole_types
06093  *     # => [#<WIN32OLE_TYPE:IWebBrowser2>, #<WIN32OLE_TYPE:DWebBrowserEvents2>]
06094  */
06095 static VALUE
06096 foletype_default_ole_types(VALUE self)
06097 {
06098     struct oletypedata *ptype;
06099     Data_Get_Struct(self, struct oletypedata, ptype);
06100     return ole_type_impl_ole_types(ptype->pTypeInfo, IMPLTYPEFLAG_FDEFAULT);
06101 }
06102 
06103 /*
06104  *  call-seq:
06105  *     WIN32OLE_TYPE#inspect -> String
06106  *
06107  *  Returns the type name with class name.
06108  *
06109  *     ie = WIN32OLE.new('InternetExplorer.Application')
06110  *     ie.ole_type.inspect => #<WIN32OLE_TYPE:IWebBrowser2>
06111  */
06112 static VALUE
06113 foletype_inspect(VALUE self)
06114 {
06115     return default_inspect(self, "WIN32OLE_TYPE");
06116 }
06117 
06118 static VALUE
06119 ole_variables(ITypeInfo *pTypeInfo)
06120 {
06121     HRESULT hr;
06122     TYPEATTR *pTypeAttr;
06123     WORD i;
06124     UINT len;
06125     BSTR bstr;
06126     VARDESC *pVarDesc;
06127     struct olevariabledata *pvar;
06128     VALUE var;
06129     VALUE variables = rb_ary_new();
06130     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
06131     if (FAILED(hr)) {
06132         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetTypeAttr");
06133     }
06134 
06135     for(i = 0; i < pTypeAttr->cVars; i++) {
06136         hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, i, &pVarDesc);
06137         if(FAILED(hr))
06138             continue;
06139         len = 0;
06140         hr = pTypeInfo->lpVtbl->GetNames(pTypeInfo, pVarDesc->memid, &bstr,
06141                                          1, &len);
06142         if(FAILED(hr) || len == 0 || !bstr)
06143             continue;
06144 
06145         var = Data_Make_Struct(cWIN32OLE_VARIABLE, struct olevariabledata,
06146                                0,olevariable_free,pvar);
06147         pvar->pTypeInfo = pTypeInfo;
06148         OLE_ADDREF(pTypeInfo);
06149         pvar->index = i;
06150         rb_ivar_set(var, rb_intern("name"), WC2VSTR(bstr));
06151         rb_ary_push(variables, var);
06152 
06153         pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
06154         pVarDesc = NULL;
06155     }
06156     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
06157     return variables;
06158 }
06159 
06160 /*
06161  *  call-seq:
06162  *     WIN32OLE_TYPE#variables
06163  *
06164  *  Returns array of WIN32OLE_VARIABLE objects which represent variables
06165  *  defined in OLE class.
06166  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
06167  *     vars = tobj.variables
06168  *     vars.each do |v|
06169  *       puts "#{v.name} = #{v.value}"
06170  *     end
06171  *
06172  *     The result of above sample script is follows:
06173  *       xlChart = -4109
06174  *       xlDialogSheet = -4116
06175  *       xlExcel4IntlMacroSheet = 4
06176  *       xlExcel4MacroSheet = 3
06177  *       xlWorksheet = -4167
06178  *
06179  */
06180 static VALUE
06181 foletype_variables(VALUE self)
06182 {
06183     struct oletypedata *ptype;
06184     Data_Get_Struct(self, struct oletypedata, ptype);
06185     return ole_variables(ptype->pTypeInfo);
06186 }
06187 
06188 /*
06189  *  call-seq:
06190  *     WIN32OLE_TYPE#ole_methods # the array of WIN32OLE_METHOD objects.
06191  *
06192  *  Returns array of WIN32OLE_METHOD objects which represent OLE method defined in
06193  *  OLE type library.
06194  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Worksheet')
06195  *    methods = tobj.ole_methods.collect{|m|
06196  *      m.name
06197  *    }
06198  *    # => ['Activate', 'Copy', 'Delete',....]
06199  */
06200 static VALUE
06201 foletype_methods(VALUE self)
06202 {
06203     struct oletypedata *ptype;
06204     Data_Get_Struct(self, struct oletypedata, ptype);
06205     return ole_methods_from_typeinfo(ptype->pTypeInfo, INVOKE_FUNC | INVOKE_PROPERTYGET | INVOKE_PROPERTYPUT | INVOKE_PROPERTYPUTREF);
06206 }
06207 
06208 /*
06209  * Document-class: WIN32OLE_VARIABLE
06210  *
06211  *   <code>WIN32OLE_VARIABLE</code> objects represent OLE variable information.
06212  */
06213 
06214 /*
06215  *  call-seq:
06216  *     WIN32OLE_VARIABLE#name
06217  *
06218  *  Returns the name of variable.
06219  *
06220  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
06221  *     variables = tobj.variables
06222  *     variables.each do |variable|
06223  *       puts "#{variable.name}"
06224  *     end
06225  *
06226  *     The result of above script is following:
06227  *       xlChart
06228  *       xlDialogSheet
06229  *       xlExcel4IntlMacroSheet
06230  *       xlExcel4MacroSheet
06231  *       xlWorksheet
06232  *
06233  */
06234 static VALUE
06235 folevariable_name(VALUE self)
06236 {
06237     return rb_ivar_get(self, rb_intern("name"));
06238 }
06239 
06240 static VALUE
06241 ole_variable_ole_type(ITypeInfo *pTypeInfo, UINT var_index)
06242 {
06243     VARDESC *pVarDesc;
06244     HRESULT hr;
06245     VALUE type;
06246     hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, var_index, &pVarDesc);
06247     if (FAILED(hr))
06248         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetVarDesc");
06249     type = ole_typedesc2val(pTypeInfo, &(pVarDesc->elemdescVar.tdesc), Qnil);
06250     pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
06251     return type;
06252 }
06253 
06254 /*
06255  *   call-seq:
06256  *      WIN32OLE_VARIABLE#ole_type
06257  *
06258  *   Returns OLE type string.
06259  *
06260  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
06261  *     variables = tobj.variables
06262  *     variables.each do |variable|
06263  *       puts "#{variable.ole_type} #{variable.name}"
06264  *     end
06265  *
06266  *     The result of above script is following:
06267  *       INT xlChart
06268  *       INT xlDialogSheet
06269  *       INT xlExcel4IntlMacroSheet
06270  *       INT xlExcel4MacroSheet
06271  *       INT xlWorksheet
06272  *
06273  */
06274 static VALUE
06275 folevariable_ole_type(VALUE self)
06276 {
06277     struct olevariabledata *pvar;
06278     Data_Get_Struct(self, struct olevariabledata, pvar);
06279     return ole_variable_ole_type(pvar->pTypeInfo, pvar->index);
06280 }
06281 
06282 static VALUE
06283 ole_variable_ole_type_detail(ITypeInfo *pTypeInfo, UINT var_index)
06284 {
06285     VARDESC *pVarDesc;
06286     HRESULT hr;
06287     VALUE type = rb_ary_new();
06288     hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, var_index, &pVarDesc);
06289     if (FAILED(hr))
06290         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetVarDesc");
06291     ole_typedesc2val(pTypeInfo, &(pVarDesc->elemdescVar.tdesc), type);
06292     pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
06293     return type;
06294 }
06295 
06296 /*
06297  *  call-seq:
06298  *     WIN32OLE_VARIABLE#ole_type_detail
06299  *
06300  *  Returns detail information of type. The information is array of type.
06301  *
06302  *     tobj = WIN32OLE_TYPE.new('DirectX 7 for Visual Basic Type Library', 'D3DCLIPSTATUS')
06303  *     variable = tobj.variables.find {|variable| variable.name == 'lFlags'}
06304  *     tdetail  = variable.ole_type_detail
06305  *     p tdetail # => ["USERDEFINED", "CONST_D3DCLIPSTATUSFLAGS"]
06306  *
06307  */
06308 static VALUE
06309 folevariable_ole_type_detail(VALUE self)
06310 {
06311     struct olevariabledata *pvar;
06312     Data_Get_Struct(self, struct olevariabledata, pvar);
06313     return ole_variable_ole_type_detail(pvar->pTypeInfo, pvar->index);
06314 }
06315 
06316 static VALUE
06317 ole_variable_value(ITypeInfo *pTypeInfo, UINT var_index)
06318 {
06319     VARDESC *pVarDesc;
06320     HRESULT hr;
06321     VALUE val = Qnil;
06322     hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, var_index, &pVarDesc);
06323     if (FAILED(hr))
06324         return Qnil;
06325     if(pVarDesc->varkind == VAR_CONST)
06326         val = ole_variant2val(V_UNION1(pVarDesc, lpvarValue));
06327     pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
06328     return val;
06329 }
06330 
06331 /*
06332  *  call-seq:
06333  *     WIN32OLE_VARIABLE#value
06334  *
06335  *  Returns value if value is exists. If the value does not exist,
06336  *  this method returns nil.
06337  *
06338  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
06339  *     variables = tobj.variables
06340  *     variables.each do |variable|
06341  *       puts "#{variable.name} #{variable.value}"
06342  *     end
06343  *
06344  *     The result of above script is following:
06345  *       xlChart = -4109
06346  *       xlDialogSheet = -4116
06347  *       xlExcel4IntlMacroSheet = 4
06348  *       xlExcel4MacroSheet = 3
06349  *       xlWorksheet = -4167
06350  *
06351  */
06352 static VALUE
06353 folevariable_value(VALUE self)
06354 {
06355     struct olevariabledata *pvar;
06356     Data_Get_Struct(self, struct olevariabledata, pvar);
06357     return ole_variable_value(pvar->pTypeInfo, pvar->index);
06358 }
06359 
06360 static VALUE
06361 ole_variable_visible(ITypeInfo *pTypeInfo, UINT var_index)
06362 {
06363     VARDESC *pVarDesc;
06364     HRESULT hr;
06365     VALUE visible = Qfalse;
06366     hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, var_index, &pVarDesc);
06367     if (FAILED(hr))
06368         return visible;
06369     if (!(pVarDesc->wVarFlags & (VARFLAG_FHIDDEN |
06370                                  VARFLAG_FRESTRICTED |
06371                                  VARFLAG_FNONBROWSABLE))) {
06372         visible = Qtrue;
06373     }
06374     pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
06375     return visible;
06376 }
06377 
06378 /*
06379  *  call-seq:
06380  *     WIN32OLE_VARIABLE#visible?
06381  *
06382  *  Returns true if the variable is public.
06383  *
06384  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
06385  *     variables = tobj.variables
06386  *     variables.each do |variable|
06387  *       puts "#{variable.name} #{variable.visible?}"
06388  *     end
06389  *
06390  *     The result of above script is following:
06391  *       xlChart true
06392  *       xlDialogSheet true
06393  *       xlExcel4IntlMacroSheet true
06394  *       xlExcel4MacroSheet true
06395  *       xlWorksheet true
06396  *
06397  */
06398 static VALUE
06399 folevariable_visible(VALUE self)
06400 {
06401     struct olevariabledata *pvar;
06402     Data_Get_Struct(self, struct olevariabledata, pvar);
06403     return ole_variable_visible(pvar->pTypeInfo, pvar->index);
06404 }
06405 
06406 static VALUE
06407 ole_variable_kind(ITypeInfo *pTypeInfo, UINT var_index)
06408 {
06409     VARDESC *pVarDesc;
06410     HRESULT hr;
06411     VALUE kind = rb_str_new2("UNKNOWN");
06412     hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, var_index, &pVarDesc);
06413     if (FAILED(hr))
06414         return kind;
06415     switch(pVarDesc->varkind) {
06416     case VAR_PERINSTANCE:
06417         kind = rb_str_new2("PERINSTANCE");
06418         break;
06419     case VAR_STATIC:
06420         kind = rb_str_new2("STATIC");
06421         break;
06422     case VAR_CONST:
06423         kind = rb_str_new2("CONSTANT");
06424         break;
06425     case VAR_DISPATCH:
06426         kind = rb_str_new2("DISPATCH");
06427         break;
06428     default:
06429         break;
06430     }
06431     pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
06432     return kind;
06433 }
06434 
06435 /*
06436  * call-seq:
06437  *   WIN32OLE_VARIABLE#variable_kind
06438  *
06439  * Returns variable kind string.
06440  *
06441  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
06442  *    variables = tobj.variables
06443  *    variables.each do |variable|
06444  *      puts "#{variable.name} #{variable.variable_kind}"
06445  *    end
06446  *
06447  *    The result of above script is following:
06448  *      xlChart CONSTANT
06449  *      xlDialogSheet CONSTANT
06450  *      xlExcel4IntlMacroSheet CONSTANT
06451  *      xlExcel4MacroSheet CONSTANT
06452  *      xlWorksheet CONSTANT
06453  */
06454 static VALUE
06455 folevariable_variable_kind(VALUE self)
06456 {
06457     struct olevariabledata *pvar;
06458     Data_Get_Struct(self, struct olevariabledata, pvar);
06459     return ole_variable_kind(pvar->pTypeInfo, pvar->index);
06460 }
06461 
06462 static VALUE
06463 ole_variable_varkind(ITypeInfo *pTypeInfo, UINT var_index)
06464 {
06465     VARDESC *pVarDesc;
06466     HRESULT hr;
06467     VALUE kind = Qnil;
06468     hr = pTypeInfo->lpVtbl->GetVarDesc(pTypeInfo, var_index, &pVarDesc);
06469     if (FAILED(hr))
06470         return kind;
06471     pTypeInfo->lpVtbl->ReleaseVarDesc(pTypeInfo, pVarDesc);
06472     kind = INT2FIX(pVarDesc->varkind);
06473     return kind;
06474 }
06475 
06476 /*
06477  *  call-seq:
06478  *     WIN32OLE_VARIABLE#varkind
06479  *
06480  *  Returns the number which represents variable kind.
06481  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'XlSheetType')
06482  *    variables = tobj.variables
06483  *    variables.each do |variable|
06484  *      puts "#{variable.name} #{variable.varkind}"
06485  *    end
06486  *
06487  *    The result of above script is following:
06488  *       xlChart 2
06489  *       xlDialogSheet 2
06490  *       xlExcel4IntlMacroSheet 2
06491  *       xlExcel4MacroSheet 2
06492  *       xlWorksheet 2
06493  */
06494 static VALUE
06495 folevariable_varkind(VALUE self)
06496 {
06497     struct olevariabledata *pvar;
06498     Data_Get_Struct(self, struct olevariabledata, pvar);
06499     return ole_variable_varkind(pvar->pTypeInfo, pvar->index);
06500 }
06501 
06502 /*
06503  *  call-seq:
06504  *     WIN32OLE_VARIABLE#inspect -> String
06505  *
06506  *  Returns the OLE variable name and the value with class name.
06507  *
06508  */
06509 static VALUE
06510 folevariable_inspect(VALUE self)
06511 {
06512     VALUE detail = rb_funcall(self, rb_intern("to_s"), 0);
06513     rb_str_cat2(detail, "=");
06514     rb_str_concat(detail, rb_funcall(rb_funcall(self, rb_intern("value"), 0), rb_intern("inspect"), 0));
06515     return make_inspect("WIN32OLE_VARIABLE", detail);
06516 }
06517 
06518 /*
06519  * Document-class: WIN32OLE_METHOD
06520  *
06521  *   <code>WIN32OLE_METHOD</code> objects represent OLE method information.
06522  */
06523 
06524 static VALUE
06525 olemethod_set_member(VALUE self, ITypeInfo *pTypeInfo, ITypeInfo *pOwnerTypeInfo, int index, VALUE name)
06526 {
06527     struct olemethoddata *pmethod;
06528     Data_Get_Struct(self, struct olemethoddata, pmethod);
06529     pmethod->pTypeInfo = pTypeInfo;
06530     OLE_ADDREF(pTypeInfo);
06531     pmethod->pOwnerTypeInfo = pOwnerTypeInfo;
06532     if(pOwnerTypeInfo) OLE_ADDREF(pOwnerTypeInfo);
06533     pmethod->index = index;
06534     rb_ivar_set(self, rb_intern("name"), name);
06535     return self;
06536 }
06537 
06538 static VALUE
06539 folemethod_s_allocate(VALUE klass)
06540 {
06541     struct olemethoddata *pmethod;
06542     VALUE obj;
06543     obj = Data_Make_Struct(klass,
06544                            struct olemethoddata,
06545                            0, olemethod_free, pmethod);
06546     pmethod->pTypeInfo = NULL;
06547     pmethod->pOwnerTypeInfo = NULL;
06548     pmethod->index = 0;
06549     return obj;
06550 }
06551 
06552 /*
06553  *  call-seq:
06554  *     WIN32OLE_METHOD.new(ole_type,  method) -> WIN32OLE_METHOD object
06555  *
06556  *  Returns a new WIN32OLE_METHOD object which represents the information
06557  *  about OLE method.
06558  *  The first argument <i>ole_type</i> specifies WIN32OLE_TYPE object.
06559  *  The second argument <i>method</i> specifies OLE method name defined OLE class
06560  *  which represents WIN32OLE_TYPE object.
06561  *
06562  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
06563  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
06564  */
06565 static VALUE
06566 folemethod_initialize(VALUE self, VALUE oletype, VALUE method)
06567 {
06568     struct oletypedata *ptype;
06569     VALUE obj = Qnil;
06570     if (rb_obj_is_kind_of(oletype, cWIN32OLE_TYPE)) {
06571         SafeStringValue(method);
06572         Data_Get_Struct(oletype, struct oletypedata, ptype);
06573         obj = olemethod_from_typeinfo(self, ptype->pTypeInfo, method);
06574         if (obj == Qnil) {
06575             rb_raise(eWIN32OLERuntimeError, "not found %s",
06576                      StringValuePtr(method));
06577         }
06578     }
06579     else {
06580         rb_raise(rb_eTypeError, "1st argument should be WIN32OLE_TYPE object");
06581     }
06582     return obj;
06583 }
06584 
06585 /*
06586  *  call-seq
06587  *     WIN32OLE_METHOD#name
06588  *
06589  *  Returns the name of the method.
06590  *
06591  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
06592  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
06593  *     puts method.name # => SaveAs
06594  *
06595  */
06596 static VALUE
06597 folemethod_name(VALUE self)
06598 {
06599     return rb_ivar_get(self, rb_intern("name"));
06600 }
06601 
06602 static VALUE
06603 ole_method_return_type(ITypeInfo *pTypeInfo, UINT method_index)
06604 {
06605     FUNCDESC *pFuncDesc;
06606     HRESULT hr;
06607     VALUE type;
06608 
06609     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
06610     if (FAILED(hr))
06611         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetFuncDesc");
06612 
06613     type = ole_typedesc2val(pTypeInfo, &(pFuncDesc->elemdescFunc.tdesc), Qnil);
06614     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
06615     return type;
06616 }
06617 
06618 /*
06619  *  call-seq:
06620  *     WIN32OLE_METHOD#return_type
06621  *
06622  *  Returns string of return value type of method.
06623  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
06624  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
06625  *     puts method.return_type # => Workbook
06626  *
06627  */
06628 static VALUE
06629 folemethod_return_type(VALUE self)
06630 {
06631     struct olemethoddata *pmethod;
06632     Data_Get_Struct(self, struct olemethoddata, pmethod);
06633     return ole_method_return_type(pmethod->pTypeInfo, pmethod->index);
06634 }
06635 
06636 static VALUE
06637 ole_method_return_vtype(ITypeInfo *pTypeInfo, UINT method_index)
06638 {
06639     FUNCDESC *pFuncDesc;
06640     HRESULT hr;
06641     VALUE vvt;
06642 
06643     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
06644     if (FAILED(hr))
06645         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetFuncDesc");
06646 
06647     vvt = INT2FIX(pFuncDesc->elemdescFunc.tdesc.vt);
06648     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
06649     return vvt;
06650 }
06651 
06652 /*
06653  *  call-seq:
06654  *     WIN32OLE_METHOD#return_vtype
06655  *
06656  *  Returns number of return value type of method.
06657  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
06658  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
06659  *     puts method.return_vtype # => 26
06660  *
06661  */
06662 static VALUE
06663 folemethod_return_vtype(VALUE self)
06664 {
06665     struct olemethoddata *pmethod;
06666     Data_Get_Struct(self, struct olemethoddata, pmethod);
06667     return ole_method_return_vtype(pmethod->pTypeInfo, pmethod->index);
06668 }
06669 
06670 static VALUE
06671 ole_method_return_type_detail(ITypeInfo *pTypeInfo, UINT method_index)
06672 {
06673     FUNCDESC *pFuncDesc;
06674     HRESULT hr;
06675     VALUE type = rb_ary_new();
06676 
06677     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
06678     if (FAILED(hr))
06679         return type;
06680 
06681     ole_typedesc2val(pTypeInfo, &(pFuncDesc->elemdescFunc.tdesc), type);
06682     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
06683     return type;
06684 }
06685 
06686 /*
06687  *  call-seq:
06688  *     WIN32OLE_METHOD#return_type_detail
06689  *
06690  *  Returns detail information of return value type of method.
06691  *  The information is array.
06692  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
06693  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
06694  *     p method.return_type_detail # => ["PTR", "USERDEFINED", "Workbook"]
06695  */
06696 static VALUE
06697 folemethod_return_type_detail(VALUE self)
06698 {
06699     struct olemethoddata *pmethod;
06700     Data_Get_Struct(self, struct olemethoddata, pmethod);
06701     return ole_method_return_type_detail(pmethod->pTypeInfo, pmethod->index);
06702 }
06703 
06704 static VALUE
06705 ole_method_invkind(ITypeInfo *pTypeInfo, UINT method_index)
06706 {
06707     FUNCDESC *pFuncDesc;
06708     HRESULT hr;
06709     VALUE invkind;
06710     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
06711     if(FAILED(hr))
06712         ole_raise(hr, eWIN32OLERuntimeError, "failed to GetFuncDesc");
06713     invkind = INT2FIX(pFuncDesc->invkind);
06714     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
06715     return invkind;
06716 }
06717 
06718 static VALUE
06719 ole_method_invoke_kind(ITypeInfo *pTypeInfo, UINT method_index)
06720 {
06721     VALUE type = rb_str_new2("UNKNOWN");
06722     VALUE invkind = ole_method_invkind(pTypeInfo, method_index);
06723     if((FIX2INT(invkind) & INVOKE_PROPERTYGET) &&
06724        (FIX2INT(invkind) & INVOKE_PROPERTYPUT) ) {
06725         type = rb_str_new2("PROPERTY");
06726     } else if(FIX2INT(invkind) & INVOKE_PROPERTYGET) {
06727         type =  rb_str_new2("PROPERTYGET");
06728     } else if(FIX2INT(invkind) & INVOKE_PROPERTYPUT) {
06729         type = rb_str_new2("PROPERTYPUT");
06730     } else if(FIX2INT(invkind) & INVOKE_PROPERTYPUTREF) {
06731         type = rb_str_new2("PROPERTYPUTREF");
06732     } else if(FIX2INT(invkind) & INVOKE_FUNC) {
06733         type = rb_str_new2("FUNC");
06734     }
06735     return type;
06736 }
06737 
06738 /*
06739  *   call-seq:
06740  *      WIN32OLE_MTHOD#invkind
06741  *
06742  *   Returns the method invoke kind.
06743  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
06744  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
06745  *     puts method.invkind # => 1
06746  *
06747  */
06748 static VALUE
06749 folemethod_invkind(VALUE self)
06750 {
06751     struct olemethoddata *pmethod;
06752     Data_Get_Struct(self, struct olemethoddata, pmethod);
06753     return ole_method_invkind(pmethod->pTypeInfo, pmethod->index);
06754 }
06755 
06756 /*
06757  *  call-seq:
06758  *     WIN32OLE_METHOD#invoke_kind
06759  *
06760  *  Returns the method kind string. The string is "UNKNOWN" or "PROPERTY"
06761  *  or "PROPERTY" or "PROPERTYGET" or "PROPERTYPUT" or "PROPERTYPPUTREF"
06762  *  or "FUNC".
06763  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
06764  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
06765  *     puts method.invoke_kind # => "FUNC"
06766  */
06767 static VALUE
06768 folemethod_invoke_kind(VALUE self)
06769 {
06770     struct olemethoddata *pmethod;
06771     Data_Get_Struct(self, struct olemethoddata, pmethod);
06772     return ole_method_invoke_kind(pmethod->pTypeInfo, pmethod->index);
06773 }
06774 
06775 static VALUE
06776 ole_method_visible(ITypeInfo *pTypeInfo, UINT method_index)
06777 {
06778     FUNCDESC *pFuncDesc;
06779     HRESULT hr;
06780     VALUE visible;
06781     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
06782     if(FAILED(hr))
06783         return Qfalse;
06784     if (pFuncDesc->wFuncFlags & (FUNCFLAG_FRESTRICTED |
06785                                  FUNCFLAG_FHIDDEN |
06786                                  FUNCFLAG_FNONBROWSABLE)) {
06787         visible = Qfalse;
06788     } else {
06789         visible = Qtrue;
06790     }
06791     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
06792     return visible;
06793 }
06794 
06795 /*
06796  *  call-seq:
06797  *     WIN32OLE_METHOD#visible?
06798  *
06799  *  Returns true if the method is public.
06800  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
06801  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
06802  *     puts method.visible? # => true
06803  */
06804 static VALUE
06805 folemethod_visible(VALUE self)
06806 {
06807     struct olemethoddata *pmethod;
06808     Data_Get_Struct(self, struct olemethoddata, pmethod);
06809     return ole_method_visible(pmethod->pTypeInfo, pmethod->index);
06810 }
06811 
06812 static VALUE
06813 ole_method_event(ITypeInfo *pTypeInfo, UINT method_index, VALUE method_name)
06814 {
06815     TYPEATTR *pTypeAttr;
06816     HRESULT hr;
06817     WORD i;
06818     int flags;
06819     HREFTYPE href;
06820     ITypeInfo *pRefTypeInfo;
06821     FUNCDESC *pFuncDesc;
06822     BSTR bstr;
06823     VALUE name;
06824     VALUE event = Qfalse;
06825 
06826     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
06827     if (FAILED(hr))
06828         return event;
06829     if(pTypeAttr->typekind != TKIND_COCLASS) {
06830         pTypeInfo->lpVtbl->ReleaseTypeAttr(pTypeInfo, pTypeAttr);
06831         return event;
06832     }
06833     for (i = 0; i < pTypeAttr->cImplTypes; i++) {
06834         hr = pTypeInfo->lpVtbl->GetImplTypeFlags(pTypeInfo, i, &flags);
06835         if (FAILED(hr))
06836             continue;
06837 
06838         if (flags & IMPLTYPEFLAG_FSOURCE) {
06839             hr = pTypeInfo->lpVtbl->GetRefTypeOfImplType(pTypeInfo,
06840                                                          i, &href);
06841             if (FAILED(hr))
06842                 continue;
06843             hr = pTypeInfo->lpVtbl->GetRefTypeInfo(pTypeInfo,
06844                                                    href, &pRefTypeInfo);
06845             if (FAILED(hr))
06846                 continue;
06847             hr = pRefTypeInfo->lpVtbl->GetFuncDesc(pRefTypeInfo, method_index,
06848                                                    &pFuncDesc);
06849             if (FAILED(hr)) {
06850                 OLE_RELEASE(pRefTypeInfo);
06851                 continue;
06852             }
06853 
06854             hr = pRefTypeInfo->lpVtbl->GetDocumentation(pRefTypeInfo,
06855                                                         pFuncDesc->memid,
06856                                                         &bstr, NULL, NULL, NULL);
06857             if (FAILED(hr)) {
06858                 pRefTypeInfo->lpVtbl->ReleaseFuncDesc(pRefTypeInfo, pFuncDesc);
06859                 OLE_RELEASE(pRefTypeInfo);
06860                 continue;
06861             }
06862 
06863             name = WC2VSTR(bstr);
06864             pRefTypeInfo->lpVtbl->ReleaseFuncDesc(pRefTypeInfo, pFuncDesc);
06865             OLE_RELEASE(pRefTypeInfo);
06866             if (rb_str_cmp(method_name, name) == 0) {
06867                 event = Qtrue;
06868                 break;
06869             }
06870         }
06871     }
06872     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
06873     return event;
06874 }
06875 
06876 /*
06877  *  call-seq:
06878  *     WIN32OLE_METHOD#event?
06879  *
06880  *  Returns true if the method is event.
06881  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
06882  *     method = WIN32OLE_METHOD.new(tobj, 'SheetActivate')
06883  *     puts method.event? # => true
06884  *
06885  */
06886 static VALUE
06887 folemethod_event(VALUE self)
06888 {
06889     struct olemethoddata *pmethod;
06890     Data_Get_Struct(self, struct olemethoddata, pmethod);
06891     if (!pmethod->pOwnerTypeInfo)
06892         return Qfalse;
06893     return ole_method_event(pmethod->pOwnerTypeInfo,
06894                             pmethod->index,
06895                             rb_ivar_get(self, rb_intern("name")));
06896 }
06897 
06898 /*
06899  *  call-seq:
06900  *     WIN32OLE_METHOD#event_interface
06901  *
06902  *  Returns event interface name if the method is event.
06903  *    tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
06904  *    method = WIN32OLE_METHOD.new(tobj, 'SheetActivate')
06905  *    puts method.event_interface # =>  WorkbookEvents
06906  */
06907 static VALUE
06908 folemethod_event_interface(VALUE self)
06909 {
06910     BSTR name;
06911     struct olemethoddata *pmethod;
06912     HRESULT hr;
06913     Data_Get_Struct(self, struct olemethoddata, pmethod);
06914     if(folemethod_event(self) == Qtrue) {
06915         hr = ole_docinfo_from_type(pmethod->pTypeInfo, &name, NULL, NULL, NULL);
06916         if(SUCCEEDED(hr))
06917             return WC2VSTR(name);
06918     }
06919     return Qnil;
06920 }
06921 
06922 static VALUE
06923 ole_method_docinfo_from_type(
06924     ITypeInfo *pTypeInfo,
06925     UINT method_index,
06926     BSTR *name,
06927     BSTR *helpstr,
06928     DWORD *helpcontext,
06929     BSTR *helpfile
06930     )
06931 {
06932     FUNCDESC *pFuncDesc;
06933     HRESULT hr;
06934     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
06935     if (FAILED(hr))
06936         return hr;
06937     hr = pTypeInfo->lpVtbl->GetDocumentation(pTypeInfo, pFuncDesc->memid,
06938                                              name, helpstr,
06939                                              helpcontext, helpfile);
06940     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
06941     return hr;
06942 }
06943 
06944 static VALUE
06945 ole_method_helpstring(ITypeInfo *pTypeInfo, UINT method_index)
06946 {
06947     HRESULT hr;
06948     BSTR bhelpstring;
06949     hr = ole_method_docinfo_from_type(pTypeInfo, method_index, NULL, &bhelpstring,
06950                                       NULL, NULL);
06951     if (FAILED(hr))
06952         return Qnil;
06953     return WC2VSTR(bhelpstring);
06954 }
06955 
06956 /*
06957  *  call-seq:
06958  *     WIN32OLE_METHOD#helpstring
06959  *
06960  *  Returns help string of OLE method. If the help string is not found,
06961  *  then the method returns nil.
06962  *     tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', 'IWebBrowser')
06963  *     method = WIN32OLE_METHOD.new(tobj, 'Navigate')
06964  *     puts method.helpstring # => Navigates to a URL or file.
06965  *
06966  */
06967 static VALUE
06968 folemethod_helpstring(VALUE self)
06969 {
06970     struct olemethoddata *pmethod;
06971     Data_Get_Struct(self, struct olemethoddata, pmethod);
06972     return ole_method_helpstring(pmethod->pTypeInfo, pmethod->index);
06973 }
06974 
06975 static VALUE
06976 ole_method_helpfile(ITypeInfo *pTypeInfo, UINT method_index)
06977 {
06978     HRESULT hr;
06979     BSTR bhelpfile;
06980     hr = ole_method_docinfo_from_type(pTypeInfo, method_index, NULL, NULL,
06981                                       NULL, &bhelpfile);
06982     if (FAILED(hr))
06983         return Qnil;
06984     return WC2VSTR(bhelpfile);
06985 }
06986 
06987 /*
06988  *  call-seq:
06989  *     WIN32OLE_METHOD#helpfile
06990  *
06991  *  Returns help file. If help file is not found, then
06992  *  the method returns nil.
06993  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
06994  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
06995  *     puts method.helpfile # => C:\...\VBAXL9.CHM
06996  */
06997 static VALUE
06998 folemethod_helpfile(VALUE self)
06999 {
07000     struct olemethoddata *pmethod;
07001     Data_Get_Struct(self, struct olemethoddata, pmethod);
07002 
07003     return ole_method_helpfile(pmethod->pTypeInfo, pmethod->index);
07004 }
07005 
07006 static VALUE
07007 ole_method_helpcontext(ITypeInfo *pTypeInfo, UINT method_index)
07008 {
07009     HRESULT hr;
07010     DWORD helpcontext = 0;
07011     hr = ole_method_docinfo_from_type(pTypeInfo, method_index, NULL, NULL,
07012                                       &helpcontext, NULL);
07013     if (FAILED(hr))
07014         return Qnil;
07015     return INT2FIX(helpcontext);
07016 }
07017 
07018 /*
07019  *  call-seq:
07020  *     WIN32OLE_METHOD#helpcontext
07021  *
07022  *  Returns help context.
07023  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
07024  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
07025  *     puts method.helpcontext # => 65717
07026  */
07027 static VALUE
07028 folemethod_helpcontext(VALUE self)
07029 {
07030     struct olemethoddata *pmethod;
07031     Data_Get_Struct(self, struct olemethoddata, pmethod);
07032     return ole_method_helpcontext(pmethod->pTypeInfo, pmethod->index);
07033 }
07034 
07035 static VALUE
07036 ole_method_dispid(ITypeInfo *pTypeInfo, UINT method_index)
07037 {
07038     FUNCDESC *pFuncDesc;
07039     HRESULT hr;
07040     VALUE dispid = Qnil;
07041     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07042     if (FAILED(hr))
07043         return dispid;
07044     dispid = INT2NUM(pFuncDesc->memid);
07045     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07046     return dispid;
07047 }
07048 
07049 /*
07050  *  call-seq:
07051  *     WIN32OLE_METHOD#dispid
07052  *
07053  *  Returns dispatch ID.
07054  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
07055  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
07056  *     puts method.dispid # => 181
07057  */
07058 static VALUE
07059 folemethod_dispid(VALUE self)
07060 {
07061     struct olemethoddata *pmethod;
07062     Data_Get_Struct(self, struct olemethoddata, pmethod);
07063     return ole_method_dispid(pmethod->pTypeInfo, pmethod->index);
07064 }
07065 
07066 static VALUE
07067 ole_method_offset_vtbl(ITypeInfo *pTypeInfo, UINT method_index)
07068 {
07069     FUNCDESC *pFuncDesc;
07070     HRESULT hr;
07071     VALUE offset_vtbl = Qnil;
07072     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07073     if (FAILED(hr))
07074         return offset_vtbl;
07075     offset_vtbl = INT2FIX(pFuncDesc->oVft);
07076     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07077     return offset_vtbl;
07078 }
07079 
07080 /*
07081  *  call-seq:
07082  *     WIN32OLE_METHOD#offset_vtbl
07083  *
07084  *  Returns the offset ov VTBL.
07085  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbooks')
07086  *     method = WIN32OLE_METHOD.new(tobj, 'Add')
07087  *     puts method.offset_vtbl # => 40
07088  */
07089 static VALUE
07090 folemethod_offset_vtbl(VALUE self)
07091 {
07092     struct olemethoddata *pmethod;
07093     Data_Get_Struct(self, struct olemethoddata, pmethod);
07094     return ole_method_offset_vtbl(pmethod->pTypeInfo, pmethod->index);
07095 }
07096 
07097 static VALUE
07098 ole_method_size_params(ITypeInfo *pTypeInfo, UINT method_index)
07099 {
07100     FUNCDESC *pFuncDesc;
07101     HRESULT hr;
07102     VALUE size_params = Qnil;
07103     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07104     if (FAILED(hr))
07105         return size_params;
07106     size_params = INT2FIX(pFuncDesc->cParams);
07107     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07108     return size_params;
07109 }
07110 
07111 /*
07112  *  call-seq:
07113  *     WIN32OLE_METHOD#size_params
07114  *
07115  *  Returns the size of arguments of the method.
07116  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07117  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07118  *     puts method.size_params # => 11
07119  *
07120  */
07121 static VALUE
07122 folemethod_size_params(VALUE self)
07123 {
07124     struct olemethoddata *pmethod;
07125     Data_Get_Struct(self, struct olemethoddata, pmethod);
07126     return ole_method_size_params(pmethod->pTypeInfo, pmethod->index);
07127 }
07128 
07129 static VALUE
07130 ole_method_size_opt_params(ITypeInfo *pTypeInfo, UINT method_index)
07131 {
07132     FUNCDESC *pFuncDesc;
07133     HRESULT hr;
07134     VALUE size_opt_params = Qnil;
07135     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07136     if (FAILED(hr))
07137         return size_opt_params;
07138     size_opt_params = INT2FIX(pFuncDesc->cParamsOpt);
07139     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07140     return size_opt_params;
07141 }
07142 
07143 /*
07144  *  call-seq:
07145  *     WIN32OLE_METHOD#size_opt_params
07146  *
07147  *  Returns the size of optional parameters.
07148  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07149  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07150  *     puts method.size_opt_params # => 4
07151  */
07152 static VALUE
07153 folemethod_size_opt_params(VALUE self)
07154 {
07155     struct olemethoddata *pmethod;
07156     Data_Get_Struct(self, struct olemethoddata, pmethod);
07157     return ole_method_size_opt_params(pmethod->pTypeInfo, pmethod->index);
07158 }
07159 
07160 static VALUE
07161 ole_method_params(ITypeInfo *pTypeInfo, UINT method_index)
07162 {
07163     FUNCDESC *pFuncDesc;
07164     HRESULT hr;
07165     BSTR *bstrs;
07166     UINT len, i;
07167     struct oleparamdata *pparam;
07168     VALUE param;
07169     VALUE params = rb_ary_new();
07170     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07171     if (FAILED(hr))
07172         return params;
07173 
07174     len = 0;
07175     bstrs = ALLOCA_N(BSTR, pFuncDesc->cParams + 1);
07176     hr = pTypeInfo->lpVtbl->GetNames(pTypeInfo, pFuncDesc->memid,
07177                                      bstrs, pFuncDesc->cParams + 1,
07178                                      &len);
07179     if (FAILED(hr)) {
07180         pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07181         return params;
07182     }
07183     SysFreeString(bstrs[0]);
07184     if (pFuncDesc->cParams > 0) {
07185         for(i = 1; i < len; i++) {
07186             param = Data_Make_Struct(cWIN32OLE_PARAM, struct oleparamdata, 0,
07187                                      oleparam_free, pparam);
07188             pparam->pTypeInfo = pTypeInfo;
07189             OLE_ADDREF(pTypeInfo);
07190             pparam->method_index = method_index;
07191             pparam->index = i - 1;
07192             rb_ivar_set(param, rb_intern("name"), WC2VSTR(bstrs[i]));
07193             rb_ary_push(params, param);
07194          }
07195      }
07196      pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07197      return params;
07198 }
07199 
07200 
07201 /*
07202  *  call-seq:
07203  *     WIN32OLE_METHOD#params
07204  *
07205  *  returns array of WIN32OLE_PARAM object corresponding with method parameters.
07206  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07207  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07208  *     p method.params # => [Filename, FileFormat, Password, WriteResPassword,
07209  *                           ReadOnlyRecommended, CreateBackup, AccessMode,
07210  *                           ConflictResolution, AddToMru, TextCodepage,
07211  *                           TextVisualLayout]
07212  */
07213 static VALUE
07214 folemethod_params(VALUE self)
07215 {
07216     struct olemethoddata *pmethod;
07217     Data_Get_Struct(self, struct olemethoddata, pmethod);
07218     return ole_method_params(pmethod->pTypeInfo, pmethod->index);
07219 }
07220 
07221 /*
07222  *  call-seq:
07223  *     WIN32OLE_METHOD#inspect -> String
07224  *
07225  *  Returns the method name with class name.
07226  *
07227  */
07228 static VALUE
07229 folemethod_inspect(VALUE self)
07230 {
07231     return default_inspect(self, "WIN32OLE_METHOD");
07232 }
07233 
07234 /*
07235  * Document-class: WIN32OLE_PARAM
07236  *
07237  *   <code>WIN32OLE_PARAM</code> objects represent param information of
07238  *   the OLE method.
07239  */
07240 static VALUE foleparam_s_allocate(VALUE klass)
07241 {
07242     struct oleparamdata *pparam;
07243     VALUE obj;
07244     obj = Data_Make_Struct(klass,
07245                            struct oleparamdata,
07246                            0, oleparam_free, pparam);
07247     pparam->pTypeInfo = NULL;
07248     pparam->method_index = 0;
07249     pparam->index = 0;
07250     return obj;
07251 }
07252 
07253 static VALUE
07254 oleparam_ole_param_from_index(VALUE self, ITypeInfo *pTypeInfo, UINT method_index, int param_index)
07255 {
07256     FUNCDESC *pFuncDesc;
07257     HRESULT hr;
07258     BSTR *bstrs;
07259     UINT len;
07260     struct oleparamdata *pparam;
07261     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07262     if (FAILED(hr))
07263         ole_raise(hr, rb_eRuntimeError, "fail to ITypeInfo::GetFuncDesc");
07264 
07265     len = 0;
07266     bstrs = ALLOCA_N(BSTR, pFuncDesc->cParams + 1);
07267     hr = pTypeInfo->lpVtbl->GetNames(pTypeInfo, pFuncDesc->memid,
07268                                      bstrs, pFuncDesc->cParams + 1,
07269                                      &len);
07270     if (FAILED(hr)) {
07271         pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07272         ole_raise(hr, rb_eRuntimeError, "fail to ITypeInfo::GetNames");
07273     }
07274     SysFreeString(bstrs[0]);
07275     if (param_index < 1 || len <= (UINT)param_index)
07276     {
07277         pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07278         rb_raise(rb_eIndexError, "index of param must be in 1..%d", len);
07279     }
07280 
07281     Data_Get_Struct(self, struct oleparamdata, pparam);
07282     pparam->pTypeInfo = pTypeInfo;
07283     OLE_ADDREF(pTypeInfo);
07284     pparam->method_index = method_index;
07285     pparam->index = param_index - 1;
07286     rb_ivar_set(self, rb_intern("name"), WC2VSTR(bstrs[param_index]));
07287 
07288     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07289     return self;
07290 }
07291 
07292 static VALUE oleparam_ole_param(VALUE self, VALUE olemethod, int n)
07293 {
07294     struct olemethoddata *pmethod;
07295     Data_Get_Struct(olemethod, struct olemethoddata, pmethod);
07296     return oleparam_ole_param_from_index(self, pmethod->pTypeInfo, pmethod->index, n);
07297 }
07298 
07299 static VALUE foleparam_initialize(VALUE self, VALUE olemethod, VALUE n)
07300 {
07301     int idx;
07302     if (!rb_obj_is_kind_of(olemethod, cWIN32OLE_METHOD)) {
07303         rb_raise(rb_eTypeError, "1st parameter must be WIN32OLE_METHOD object");
07304     }
07305     idx = FIX2INT(n);
07306     return oleparam_ole_param(self, olemethod, idx);
07307 }
07308 
07309 /*
07310  *  call-seq:
07311  *     WIN32OLE_PARAM#name
07312  *
07313  *  Returns name.
07314  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07315  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07316  *     param1 = method.params[0]
07317  *     puts param1.name # => Filename
07318  */
07319 static VALUE
07320 foleparam_name(VALUE self)
07321 {
07322     return rb_ivar_get(self, rb_intern("name"));
07323 }
07324 
07325 static VALUE
07326 ole_param_ole_type(ITypeInfo *pTypeInfo, UINT method_index, UINT index)
07327 {
07328     FUNCDESC *pFuncDesc;
07329     HRESULT hr;
07330     VALUE type = rb_str_new2("unknown type");
07331     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07332     if (FAILED(hr))
07333         return type;
07334     type = ole_typedesc2val(pTypeInfo,
07335                             &(pFuncDesc->lprgelemdescParam[index].tdesc), Qnil);
07336     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07337     return type;
07338 }
07339 
07340 /*
07341  *  call-seq:
07342  *     WIN32OLE_PARAM#ole_type
07343  *
07344  *  Returns OLE type of WIN32OLE_PARAM object(parameter of OLE method).
07345  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07346  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07347  *     param1 = method.params[0]
07348  *     puts param1.ole_type # => VARIANT
07349  */
07350 static VALUE
07351 foleparam_ole_type(VALUE self)
07352 {
07353     struct oleparamdata *pparam;
07354     Data_Get_Struct(self, struct oleparamdata, pparam);
07355     return ole_param_ole_type(pparam->pTypeInfo, pparam->method_index,
07356                               pparam->index);
07357 }
07358 
07359 static VALUE
07360 ole_param_ole_type_detail(ITypeInfo *pTypeInfo, UINT method_index, UINT index)
07361 {
07362     FUNCDESC *pFuncDesc;
07363     HRESULT hr;
07364     VALUE typedetail = rb_ary_new();
07365     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07366     if (FAILED(hr))
07367         return typedetail;
07368     ole_typedesc2val(pTypeInfo,
07369                      &(pFuncDesc->lprgelemdescParam[index].tdesc), typedetail);
07370     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07371     return typedetail;
07372 }
07373 
07374 /*
07375  *  call-seq:
07376  *     WIN32OLE_PARAM#ole_type_detail
07377  *
07378  *  Returns detail information of type of argument.
07379  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'IWorksheetFunction')
07380  *     method = WIN32OLE_METHOD.new(tobj, 'SumIf')
07381  *     param1 = method.params[0]
07382  *     p param1.ole_type_detail # => ["PTR", "USERDEFINED", "Range"]
07383  */
07384 static VALUE
07385 foleparam_ole_type_detail(VALUE self)
07386 {
07387     struct oleparamdata *pparam;
07388     Data_Get_Struct(self, struct oleparamdata, pparam);
07389     return ole_param_ole_type_detail(pparam->pTypeInfo, pparam->method_index,
07390                                      pparam->index);
07391 }
07392 
07393 static VALUE
07394 ole_param_flag_mask(ITypeInfo *pTypeInfo, UINT method_index, UINT index, USHORT mask)
07395 {
07396     FUNCDESC *pFuncDesc;
07397     HRESULT hr;
07398     VALUE ret = Qfalse;
07399     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07400     if(FAILED(hr))
07401         return ret;
07402     if (V_UNION1((&(pFuncDesc->lprgelemdescParam[index])), paramdesc).wParamFlags &mask)
07403         ret = Qtrue;
07404     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07405     return ret;
07406 }
07407 
07408 /*
07409  *  call-seq:
07410  *     WIN32OLE_PARAM#input?
07411  *
07412  *  Returns true if the parameter is input.
07413  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07414  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07415  *     param1 = method.params[0]
07416  *     puts param1.input? # => true
07417  */
07418 static VALUE foleparam_input(VALUE self)
07419 {
07420     struct oleparamdata *pparam;
07421     Data_Get_Struct(self, struct oleparamdata, pparam);
07422     return ole_param_flag_mask(pparam->pTypeInfo, pparam->method_index,
07423                                pparam->index, PARAMFLAG_FIN);
07424 }
07425 
07426 /*
07427  *  call-seq:
07428  *     WIN32OLE#output?
07429  *
07430  *  Returns true if argument is output.
07431  *     tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', 'DWebBrowserEvents')
07432  *     method = WIN32OLE_METHOD.new(tobj, 'NewWindow')
07433  *     method.params.each do |param|
07434  *       puts "#{param.name} #{param.output?}"
07435  *     end
07436  *
07437  *     The result of above script is following:
07438  *       URL false
07439  *       Flags false
07440  *       TargetFrameName false
07441  *       PostData false
07442  *       Headers false
07443  *       Processed true
07444  */
07445 static VALUE foleparam_output(VALUE self)
07446 {
07447     struct oleparamdata *pparam;
07448     Data_Get_Struct(self, struct oleparamdata, pparam);
07449     return ole_param_flag_mask(pparam->pTypeInfo, pparam->method_index,
07450                                pparam->index, PARAMFLAG_FOUT);
07451 }
07452 
07453 /*
07454  *  call-seq:
07455  *     WIN32OLE_PARAM#optional?
07456  *
07457  *  Returns true if argument is optional.
07458  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07459  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07460  *     param1 = method.params[0]
07461  *     puts "#{param1.name} #{param1.optional?}" # => Filename true
07462  */
07463 static VALUE foleparam_optional(VALUE self)
07464 {
07465     struct oleparamdata *pparam;
07466     Data_Get_Struct(self, struct oleparamdata, pparam);
07467     return ole_param_flag_mask(pparam->pTypeInfo, pparam->method_index,
07468                                pparam->index, PARAMFLAG_FOPT);
07469 }
07470 
07471 /*
07472  *  call-seq:
07473  *     WIN32OLE_PARAM#retval?
07474  *
07475  *  Returns true if argument is return value.
07476  *     tobj = WIN32OLE_TYPE.new('DirectX 7 for Visual Basic Type Library',
07477  *                              'DirectPlayLobbyConnection')
07478  *     method = WIN32OLE_METHOD.new(tobj, 'GetPlayerShortName')
07479  *     param = method.params[0]
07480  *     puts "#{param.name} #{param.retval?}"  # => name true
07481  */
07482 static VALUE foleparam_retval(VALUE self)
07483 {
07484     struct oleparamdata *pparam;
07485     Data_Get_Struct(self, struct oleparamdata, pparam);
07486     return ole_param_flag_mask(pparam->pTypeInfo, pparam->method_index,
07487                                pparam->index, PARAMFLAG_FRETVAL);
07488 }
07489 
07490 static VALUE
07491 ole_param_default(ITypeInfo *pTypeInfo, UINT method_index, UINT index)
07492 {
07493     FUNCDESC *pFuncDesc;
07494     ELEMDESC *pElemDesc;
07495     PARAMDESCEX * pParamDescEx;
07496     HRESULT hr;
07497     USHORT wParamFlags;
07498     USHORT mask = PARAMFLAG_FOPT|PARAMFLAG_FHASDEFAULT;
07499     VALUE defval = Qnil;
07500     hr = pTypeInfo->lpVtbl->GetFuncDesc(pTypeInfo, method_index, &pFuncDesc);
07501     if (FAILED(hr))
07502         return defval;
07503     pElemDesc = &pFuncDesc->lprgelemdescParam[index];
07504     wParamFlags = V_UNION1(pElemDesc, paramdesc).wParamFlags;
07505     if ((wParamFlags & mask) == mask) {
07506          pParamDescEx = V_UNION1(pElemDesc, paramdesc).pparamdescex;
07507          defval = ole_variant2val(&pParamDescEx->varDefaultValue);
07508     }
07509     pTypeInfo->lpVtbl->ReleaseFuncDesc(pTypeInfo, pFuncDesc);
07510     return defval;
07511 }
07512 
07513 /*
07514  *  call-seq:
07515  *     WIN32OLE_PARAM#default
07516  *
07517  *  Returns default value. If the default value does not exist,
07518  *  this method returns nil.
07519  *     tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
07520  *     method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
07521  *     method.params.each do |param|
07522  *       if param.default
07523  *         puts "#{param.name} (= #{param.default})"
07524  *       else
07525  *         puts "#{param}"
07526  *       end
07527  *     end
07528  *
07529  *     The above script result is following:
07530  *         Filename
07531  *         FileFormat
07532  *         Password
07533  *         WriteResPassword
07534  *         ReadOnlyRecommended
07535  *         CreateBackup
07536  *         AccessMode (= 1)
07537  *         ConflictResolution
07538  *         AddToMru
07539  *         TextCodepage
07540  *         TextVisualLayout
07541  */
07542 static VALUE foleparam_default(VALUE self)
07543 {
07544     struct oleparamdata *pparam;
07545     Data_Get_Struct(self, struct oleparamdata, pparam);
07546     return ole_param_default(pparam->pTypeInfo, pparam->method_index,
07547                              pparam->index);
07548 }
07549 
07550 /*
07551  *  call-seq:
07552  *     WIN32OLE_PARAM#inspect -> String
07553  *
07554  *  Returns the parameter name with class name. If the parameter has default value,
07555  *  then returns name=value string with class name.
07556  *
07557  */
07558 static VALUE
07559 foleparam_inspect(VALUE self)
07560 {
07561     VALUE detail = foleparam_name(self);
07562     VALUE defval = foleparam_default(self);
07563     if (defval != Qnil) {
07564         rb_str_cat2(detail, "=");
07565         rb_str_concat(detail, rb_funcall(defval, rb_intern("inspect"), 0));
07566     }
07567     return make_inspect("WIN32OLE_PARAM", detail);
07568 }
07569 
07570 /*
07571  * Document-class: WIN32OLE_EVENT
07572  *
07573  *   <code>WIN32OLE_EVENT</code> objects controls OLE event.
07574  */
07575 
07576 static IEventSinkVtbl vtEventSink;
07577 static BOOL g_IsEventSinkVtblInitialized = FALSE;
07578 
07579 void EVENTSINK_Destructor(PIEVENTSINKOBJ);
07580 
07581 STDMETHODIMP
07582 EVENTSINK_QueryInterface(
07583     PEVENTSINK pEV,
07584     REFIID     iid,
07585     LPVOID*    ppv
07586     ) {
07587     if (IsEqualIID(iid, &IID_IUnknown) ||
07588         IsEqualIID(iid, &IID_IDispatch) ||
07589         IsEqualIID(iid, &((PIEVENTSINKOBJ)pEV)->m_iid)) {
07590         *ppv = pEV;
07591     }
07592     else {
07593         *ppv = NULL;
07594         return E_NOINTERFACE;
07595     }
07596     ((LPUNKNOWN)*ppv)->lpVtbl->AddRef((LPUNKNOWN)*ppv);
07597     return NOERROR;
07598 }
07599 
07600 STDMETHODIMP_(ULONG)
07601 EVENTSINK_AddRef(
07602     PEVENTSINK pEV
07603     ){
07604     PIEVENTSINKOBJ pEVObj = (PIEVENTSINKOBJ)pEV;
07605     return ++pEVObj->m_cRef;
07606 }
07607 
07608 STDMETHODIMP_(ULONG) EVENTSINK_Release(
07609     PEVENTSINK pEV
07610     ) {
07611     PIEVENTSINKOBJ pEVObj = (PIEVENTSINKOBJ)pEV;
07612     --pEVObj->m_cRef;
07613     if(pEVObj->m_cRef != 0)
07614         return pEVObj->m_cRef;
07615     EVENTSINK_Destructor(pEVObj);
07616     return 0;
07617 }
07618 
07619 STDMETHODIMP EVENTSINK_GetTypeInfoCount(
07620     PEVENTSINK pEV,
07621     UINT *pct
07622     ) {
07623     *pct = 0;
07624     return NOERROR;
07625 }
07626 
07627 STDMETHODIMP EVENTSINK_GetTypeInfo(
07628     PEVENTSINK pEV,
07629     UINT info,
07630     LCID lcid,
07631     ITypeInfo **pInfo
07632     ) {
07633     *pInfo = NULL;
07634     return DISP_E_BADINDEX;
07635 }
07636 
07637 STDMETHODIMP EVENTSINK_GetIDsOfNames(
07638     PEVENTSINK pEventSink,
07639     REFIID riid,
07640     OLECHAR **szNames,
07641     UINT cNames,
07642     LCID lcid,
07643     DISPID *pDispID
07644     ) {
07645     ITypeInfo *pTypeInfo;
07646     PIEVENTSINKOBJ pEV = (PIEVENTSINKOBJ)pEventSink;
07647     pTypeInfo = pEV->pTypeInfo;
07648     if (pTypeInfo) {
07649         return pTypeInfo->lpVtbl->GetIDsOfNames(pTypeInfo, szNames, cNames, pDispID);
07650     }
07651     return DISP_E_UNKNOWNNAME;
07652 }
07653 
07654 static long
07655 ole_search_event_at(VALUE ary, VALUE ev)
07656 {
07657     VALUE event;
07658     VALUE event_name;
07659     long i, len;
07660     long ret = -1;
07661     len = RARRAY_LEN(ary);
07662     for(i = 0; i < len; i++) {
07663         event = rb_ary_entry(ary, i);
07664         event_name = rb_ary_entry(event, 1);
07665         if(NIL_P(event_name) && NIL_P(ev)) {
07666             ret = i;
07667             break;
07668         }
07669         else if (TYPE(ev) == T_STRING &&
07670                  TYPE(event_name) == T_STRING &&
07671                  rb_str_cmp(ev, event_name) == 0) {
07672             ret = i;
07673             break;
07674         }
07675     }
07676     return ret;
07677 }
07678 
07679 static VALUE
07680 ole_search_event(VALUE ary, VALUE ev, BOOL  *is_default)
07681 {
07682     VALUE event;
07683     VALUE def_event;
07684     VALUE event_name;
07685     int i, len;
07686     *is_default = FALSE;
07687     def_event = Qnil;
07688     len = RARRAY_LEN(ary);
07689     for(i = 0; i < len; i++) {
07690         event = rb_ary_entry(ary, i);
07691         event_name = rb_ary_entry(event, 1);
07692         if(NIL_P(event_name)) {
07693             *is_default = TRUE;
07694             def_event = event;
07695         }
07696         else if (rb_str_cmp(ev, event_name) == 0) {
07697             *is_default = FALSE;
07698             return event;
07699         }
07700     }
07701     return def_event;
07702 }
07703 static VALUE
07704 ole_search_handler_method(VALUE handler, VALUE ev, BOOL *is_default_handler)
07705 {
07706     VALUE mid;
07707 
07708     *is_default_handler = FALSE;
07709     mid = rb_to_id(rb_sprintf("on%s", StringValuePtr(ev)));
07710     if (rb_respond_to(handler, mid)) {
07711         return mid;
07712     }
07713     mid = rb_intern("method_missing");
07714     if (rb_respond_to(handler, mid)) {
07715         *is_default_handler = TRUE;
07716         return mid;
07717     }
07718     return Qnil;
07719 }
07720 
07721 static void
07722 ole_delete_event(VALUE ary, VALUE ev)
07723 {
07724     long at = -1;
07725     at = ole_search_event_at(ary, ev);
07726     if (at >= 0) {
07727         rb_ary_delete_at(ary, at);
07728     }
07729 }
07730 
07731 static void
07732 hash2ptr_dispparams(VALUE hash, ITypeInfo *pTypeInfo, DISPID dispid, DISPPARAMS *pdispparams)
07733 {
07734     BSTR *bstrs;
07735     HRESULT hr;
07736     UINT len, i;
07737     VARIANT *pvar;
07738     VALUE val;
07739     VALUE key;
07740     len = 0;
07741     bstrs = ALLOCA_N(BSTR, pdispparams->cArgs + 1);
07742     hr = pTypeInfo->lpVtbl->GetNames(pTypeInfo, dispid,
07743                                      bstrs, pdispparams->cArgs + 1,
07744                                      &len);
07745     if (FAILED(hr))
07746         return;
07747 
07748     for (i = 0; i < len - 1; i++) {
07749         key = WC2VSTR(bstrs[i + 1]);
07750         val = rb_hash_aref(hash, INT2FIX(i));
07751         if (val == Qnil)
07752             val = rb_hash_aref(hash, key);
07753         if (val == Qnil)
07754             val = rb_hash_aref(hash, rb_str_intern(key));
07755         pvar = &pdispparams->rgvarg[pdispparams->cArgs-i-1];
07756         ole_val2ptr_variant(val, pvar);
07757     }
07758 }
07759 
07760 static VALUE
07761 hash2result(VALUE hash)
07762 {
07763     VALUE ret = Qnil;
07764     ret = rb_hash_aref(hash, rb_str_new2("return"));
07765     if (ret == Qnil)
07766         ret = rb_hash_aref(hash, rb_str_intern(rb_str_new2("return")));
07767     return ret;
07768 }
07769 
07770 static void
07771 ary2ptr_dispparams(VALUE ary, DISPPARAMS *pdispparams)
07772 {
07773     int i;
07774     VALUE v;
07775     VARIANT *pvar;
07776     for(i = 0; i < RARRAY_LEN(ary) && (unsigned int) i < pdispparams->cArgs; i++) {
07777         v = rb_ary_entry(ary, i);
07778         pvar = &pdispparams->rgvarg[pdispparams->cArgs-i-1];
07779         ole_val2ptr_variant(v, pvar);
07780     }
07781 }
07782 
07783 static VALUE
07784 exec_callback(VALUE arg)
07785 {
07786     VALUE *parg = (VALUE *)arg;
07787     VALUE handler = parg[0];
07788     VALUE mid = parg[1];
07789     VALUE args = parg[2];
07790     return rb_apply(handler, mid, args);
07791 }
07792 
07793 static VALUE
07794 rescue_callback(VALUE arg)
07795 {
07796 
07797     VALUE error;
07798     VALUE e = rb_errinfo();
07799     VALUE bt = rb_funcall(e, rb_intern("backtrace"), 0);
07800     VALUE msg = rb_funcall(e, rb_intern("message"), 0);
07801     bt = rb_ary_entry(bt, 0);
07802     error = rb_sprintf("%s: %s (%s)\n", StringValuePtr(bt), StringValuePtr(msg), rb_obj_classname(e));
07803     rb_write_error(StringValuePtr(error));
07804     rb_backtrace();
07805     ruby_finalize();
07806     exit(-1);
07807 
07808     return Qnil;
07809 }
07810 
07811 STDMETHODIMP EVENTSINK_Invoke(
07812     PEVENTSINK pEventSink,
07813     DISPID dispid,
07814     REFIID riid,
07815     LCID lcid,
07816     WORD wFlags,
07817     DISPPARAMS *pdispparams,
07818     VARIANT *pvarResult,
07819     EXCEPINFO *pexcepinfo,
07820     UINT *puArgErr
07821     ) {
07822 
07823     HRESULT hr;
07824     BSTR bstr;
07825     unsigned int count;
07826     unsigned int i;
07827     ITypeInfo *pTypeInfo;
07828     VARIANT *pvar;
07829     VALUE ary, obj, event, args, outargv, ev, result;
07830     VALUE handler = Qnil;
07831     VALUE arg[3];
07832     VALUE mid;
07833     VALUE is_outarg = Qfalse;
07834     BOOL is_default_handler = FALSE;
07835     int state;
07836 
07837     PIEVENTSINKOBJ pEV = (PIEVENTSINKOBJ)pEventSink;
07838     pTypeInfo = pEV->pTypeInfo;
07839     obj = evs_entry(pEV->m_event_id);
07840     if (!rb_obj_is_kind_of(obj, cWIN32OLE_EVENT)) {
07841         return NOERROR;
07842     }
07843 
07844     ary = rb_ivar_get(obj, id_events);
07845     if (NIL_P(ary) || TYPE(ary) != T_ARRAY) {
07846         return NOERROR;
07847     }
07848     hr = pTypeInfo->lpVtbl->GetNames(pTypeInfo, dispid,
07849                                      &bstr, 1, &count);
07850     if (FAILED(hr)) {
07851         return NOERROR;
07852     }
07853     ev = WC2VSTR(bstr);
07854     event = ole_search_event(ary, ev, &is_default_handler);
07855     if (TYPE(event) == T_ARRAY) {
07856         handler = rb_ary_entry(event, 0);
07857         mid = rb_intern("call");
07858         is_outarg = rb_ary_entry(event, 3);
07859     } else {
07860         handler = rb_ivar_get(obj, rb_intern("handler"));
07861         if (handler == Qnil) {
07862             return NOERROR;
07863         }
07864         mid = ole_search_handler_method(handler, ev, &is_default_handler);
07865     }
07866     if (handler == Qnil || mid == Qnil) {
07867         return NOERROR;
07868     }
07869 
07870     args = rb_ary_new();
07871     if (is_default_handler) {
07872         rb_ary_push(args, ev);
07873     }
07874 
07875     /* make argument of event handler */
07876     for (i = 0; i < pdispparams->cArgs; ++i) {
07877         pvar = &pdispparams->rgvarg[pdispparams->cArgs-i-1];
07878         rb_ary_push(args, ole_variant2val(pvar));
07879     }
07880     outargv = Qnil;
07881     if (is_outarg == Qtrue) {
07882         outargv = rb_ary_new();
07883         rb_ary_push(args, outargv);
07884     }
07885 
07886     /*
07887      * if exception raised in event callback,
07888      * then you receive cfp consistency error.
07889      * to avoid this error we use begin rescue end.
07890      * and the exception raised then error message print
07891      * and exit ruby process by Win32OLE itself.
07892      */
07893     arg[0] = handler;
07894     arg[1] = mid;
07895     arg[2] = args;
07896     result = rb_protect(exec_callback, (VALUE)arg, &state);
07897     if (state != 0) {
07898         rescue_callback(Qnil);
07899     }
07900     if(TYPE(result) == T_HASH) {
07901         hash2ptr_dispparams(result, pTypeInfo, dispid, pdispparams);
07902         result = hash2result(result);
07903     }else if (is_outarg == Qtrue && TYPE(outargv) == T_ARRAY) {
07904         ary2ptr_dispparams(outargv, pdispparams);
07905     }
07906 
07907     if (pvarResult) {
07908         VariantInit(pvarResult);
07909         ole_val2variant(result, pvarResult);
07910     }
07911 
07912     return NOERROR;
07913 }
07914 
07915 PIEVENTSINKOBJ
07916 EVENTSINK_Constructor() {
07917     PIEVENTSINKOBJ pEv;
07918     if (!g_IsEventSinkVtblInitialized) {
07919         vtEventSink.QueryInterface=EVENTSINK_QueryInterface;
07920         vtEventSink.AddRef = EVENTSINK_AddRef;
07921         vtEventSink.Release = EVENTSINK_Release;
07922         vtEventSink.Invoke = EVENTSINK_Invoke;
07923         vtEventSink.GetIDsOfNames = EVENTSINK_GetIDsOfNames;
07924         vtEventSink.GetTypeInfoCount = EVENTSINK_GetTypeInfoCount;
07925         vtEventSink.GetTypeInfo = EVENTSINK_GetTypeInfo;
07926 
07927         g_IsEventSinkVtblInitialized = TRUE;
07928     }
07929     pEv = ALLOC_N(IEVENTSINKOBJ, 1);
07930     if(pEv == NULL) return NULL;
07931     pEv->lpVtbl = &vtEventSink;
07932     pEv->m_cRef = 0;
07933     pEv->m_event_id = 0;
07934     pEv->pTypeInfo = NULL;
07935     return pEv;
07936 }
07937 
07938 void EVENTSINK_Destructor(
07939     PIEVENTSINKOBJ pEVObj
07940     ) {
07941     if(pEVObj != NULL) {
07942         OLE_RELEASE(pEVObj->pTypeInfo);
07943         free(pEVObj);
07944         pEVObj = NULL;
07945     }
07946 }
07947 
07948 static HRESULT
07949 find_iid(VALUE ole, char *pitf, IID *piid, ITypeInfo **ppTypeInfo)
07950 {
07951     HRESULT hr;
07952     IDispatch *pDispatch;
07953     ITypeInfo *pTypeInfo;
07954     ITypeLib *pTypeLib;
07955     TYPEATTR *pTypeAttr;
07956     HREFTYPE RefType;
07957     ITypeInfo *pImplTypeInfo;
07958     TYPEATTR *pImplTypeAttr;
07959 
07960     struct oledata *pole;
07961     unsigned int index;
07962     unsigned int count;
07963     int type;
07964     BSTR bstr;
07965     char *pstr;
07966 
07967     BOOL is_found = FALSE;
07968     LCID    lcid = cWIN32OLE_lcid;
07969 
07970     OLEData_Get_Struct(ole, pole);
07971 
07972     pDispatch = pole->pDispatch;
07973 
07974     hr = pDispatch->lpVtbl->GetTypeInfo(pDispatch, 0, lcid, &pTypeInfo);
07975     if (FAILED(hr))
07976         return hr;
07977 
07978     hr = pTypeInfo->lpVtbl->GetContainingTypeLib(pTypeInfo,
07979                                                  &pTypeLib,
07980                                                  &index);
07981     OLE_RELEASE(pTypeInfo);
07982     if (FAILED(hr))
07983         return hr;
07984 
07985     if (!pitf) {
07986         hr = pTypeLib->lpVtbl->GetTypeInfoOfGuid(pTypeLib,
07987                                                  piid,
07988                                                  ppTypeInfo);
07989         OLE_RELEASE(pTypeLib);
07990         return hr;
07991     }
07992     count = pTypeLib->lpVtbl->GetTypeInfoCount(pTypeLib);
07993     for (index = 0; index < count; index++) {
07994         hr = pTypeLib->lpVtbl->GetTypeInfo(pTypeLib,
07995                                            index,
07996                                            &pTypeInfo);
07997         if (FAILED(hr))
07998             break;
07999         hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
08000 
08001         if(FAILED(hr)) {
08002             OLE_RELEASE(pTypeInfo);
08003             break;
08004         }
08005         if(pTypeAttr->typekind == TKIND_COCLASS) {
08006             for (type = 0; type < pTypeAttr->cImplTypes; type++) {
08007                 hr = pTypeInfo->lpVtbl->GetRefTypeOfImplType(pTypeInfo,
08008                                                              type,
08009                                                              &RefType);
08010                 if (FAILED(hr))
08011                     break;
08012                 hr = pTypeInfo->lpVtbl->GetRefTypeInfo(pTypeInfo,
08013                                                        RefType,
08014                                                        &pImplTypeInfo);
08015                 if (FAILED(hr))
08016                     break;
08017 
08018                 hr = pImplTypeInfo->lpVtbl->GetDocumentation(pImplTypeInfo,
08019                                                              -1,
08020                                                              &bstr,
08021                                                              NULL, NULL, NULL);
08022                 if (FAILED(hr)) {
08023                     OLE_RELEASE(pImplTypeInfo);
08024                     break;
08025                 }
08026                 pstr = ole_wc2mb(bstr);
08027                 if (strcmp(pitf, pstr) == 0) {
08028                     hr = pImplTypeInfo->lpVtbl->GetTypeAttr(pImplTypeInfo,
08029                                                             &pImplTypeAttr);
08030                     if (SUCCEEDED(hr)) {
08031                         is_found = TRUE;
08032                         *piid = pImplTypeAttr->guid;
08033                         if (ppTypeInfo) {
08034                             *ppTypeInfo = pImplTypeInfo;
08035                             (*ppTypeInfo)->lpVtbl->AddRef((*ppTypeInfo));
08036                         }
08037                         pImplTypeInfo->lpVtbl->ReleaseTypeAttr(pImplTypeInfo,
08038                                                                pImplTypeAttr);
08039                     }
08040                 }
08041                 free(pstr);
08042                 OLE_RELEASE(pImplTypeInfo);
08043                 if (is_found || FAILED(hr))
08044                     break;
08045             }
08046         }
08047 
08048         OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
08049         OLE_RELEASE(pTypeInfo);
08050         if (is_found || FAILED(hr))
08051             break;
08052     }
08053     OLE_RELEASE(pTypeLib);
08054     if(!is_found)
08055         return E_NOINTERFACE;
08056     return hr;
08057 }
08058 
08059 static HRESULT
08060 find_coclass(
08061     ITypeInfo *pTypeInfo,
08062     TYPEATTR *pTypeAttr,
08063     ITypeInfo **pCOTypeInfo,
08064     TYPEATTR **pCOTypeAttr)
08065 {
08066     HRESULT hr = E_NOINTERFACE;
08067     ITypeLib *pTypeLib;
08068     int count;
08069     BOOL found = FALSE;
08070     ITypeInfo *pTypeInfo2;
08071     TYPEATTR *pTypeAttr2;
08072     int flags;
08073     int i,j;
08074     HREFTYPE href;
08075     ITypeInfo *pRefTypeInfo;
08076     TYPEATTR *pRefTypeAttr;
08077 
08078     hr = pTypeInfo->lpVtbl->GetContainingTypeLib(pTypeInfo, &pTypeLib, NULL);
08079     if (FAILED(hr)) {
08080         return hr;
08081     }
08082     count = pTypeLib->lpVtbl->GetTypeInfoCount(pTypeLib);
08083     for (i = 0; i < count && !found; i++) {
08084         hr = pTypeLib->lpVtbl->GetTypeInfo(pTypeLib, i, &pTypeInfo2);
08085         if (FAILED(hr))
08086             continue;
08087         hr = OLE_GET_TYPEATTR(pTypeInfo2, &pTypeAttr2);
08088         if (FAILED(hr)) {
08089             OLE_RELEASE(pTypeInfo2);
08090             continue;
08091         }
08092         if (pTypeAttr2->typekind != TKIND_COCLASS) {
08093             OLE_RELEASE_TYPEATTR(pTypeInfo2, pTypeAttr2);
08094             OLE_RELEASE(pTypeInfo2);
08095             continue;
08096         }
08097         for (j = 0; j < pTypeAttr2->cImplTypes && !found; j++) {
08098             hr = pTypeInfo2->lpVtbl->GetImplTypeFlags(pTypeInfo2, j, &flags);
08099             if (FAILED(hr))
08100                 continue;
08101             if (!(flags & IMPLTYPEFLAG_FDEFAULT))
08102                 continue;
08103             hr = pTypeInfo2->lpVtbl->GetRefTypeOfImplType(pTypeInfo2, j, &href);
08104             if (FAILED(hr))
08105                 continue;
08106             hr = pTypeInfo2->lpVtbl->GetRefTypeInfo(pTypeInfo2, href, &pRefTypeInfo);
08107             if (FAILED(hr))
08108                 continue;
08109             hr = OLE_GET_TYPEATTR(pRefTypeInfo, &pRefTypeAttr);
08110             if (FAILED(hr))  {
08111                 OLE_RELEASE(pRefTypeInfo);
08112                 continue;
08113             }
08114             if (IsEqualGUID(&(pTypeAttr->guid), &(pRefTypeAttr->guid))) {
08115                 found = TRUE;
08116             }
08117         }
08118         if (!found) {
08119             OLE_RELEASE_TYPEATTR(pTypeInfo2, pTypeAttr2);
08120             OLE_RELEASE(pTypeInfo2);
08121         }
08122     }
08123     OLE_RELEASE(pTypeLib);
08124     if (found) {
08125         *pCOTypeInfo = pTypeInfo2;
08126         *pCOTypeAttr = pTypeAttr2;
08127         hr = S_OK;
08128     } else {
08129         hr = E_NOINTERFACE;
08130     }
08131     return hr;
08132 }
08133 
08134 static HRESULT
08135 find_default_source_from_typeinfo(
08136     ITypeInfo *pTypeInfo,
08137     TYPEATTR *pTypeAttr,
08138     ITypeInfo **ppTypeInfo)
08139 {
08140     int i = 0;
08141     HRESULT hr = E_NOINTERFACE;
08142     int flags;
08143     HREFTYPE hRefType;
08144     /* Enumerate all implemented types of the COCLASS */
08145     for (i = 0; i < pTypeAttr->cImplTypes; i++) {
08146         hr = pTypeInfo->lpVtbl->GetImplTypeFlags(pTypeInfo, i, &flags);
08147         if (FAILED(hr))
08148             continue;
08149 
08150         /*
08151            looking for the [default] [source]
08152            we just hope that it is a dispinterface :-)
08153         */
08154         if ((flags & IMPLTYPEFLAG_FDEFAULT) &&
08155             (flags & IMPLTYPEFLAG_FSOURCE)) {
08156 
08157             hr = pTypeInfo->lpVtbl->GetRefTypeOfImplType(pTypeInfo,
08158                                                          i, &hRefType);
08159             if (FAILED(hr))
08160                 continue;
08161             hr = pTypeInfo->lpVtbl->GetRefTypeInfo(pTypeInfo,
08162                                                    hRefType, ppTypeInfo);
08163             if (SUCCEEDED(hr))
08164                 break;
08165         }
08166     }
08167     return hr;
08168 }
08169 
08170 static HRESULT
08171 find_default_source(VALUE ole, IID *piid, ITypeInfo **ppTypeInfo)
08172 {
08173     HRESULT hr;
08174     IProvideClassInfo2 *pProvideClassInfo2;
08175     IProvideClassInfo *pProvideClassInfo;
08176     void *p;
08177 
08178     IDispatch *pDispatch;
08179     ITypeInfo *pTypeInfo;
08180     ITypeInfo *pTypeInfo2 = NULL;
08181     TYPEATTR *pTypeAttr;
08182     TYPEATTR *pTypeAttr2 = NULL;
08183 
08184     struct oledata *pole;
08185 
08186     OLEData_Get_Struct(ole, pole);
08187     pDispatch = pole->pDispatch;
08188     hr = pDispatch->lpVtbl->QueryInterface(pDispatch,
08189                                            &IID_IProvideClassInfo2,
08190                                            &p);
08191     if (SUCCEEDED(hr)) {
08192         pProvideClassInfo2 = p;
08193         hr = pProvideClassInfo2->lpVtbl->GetGUID(pProvideClassInfo2,
08194                                                  GUIDKIND_DEFAULT_SOURCE_DISP_IID,
08195                                                  piid);
08196         OLE_RELEASE(pProvideClassInfo2);
08197         if (SUCCEEDED(hr)) {
08198             hr = find_iid(ole, NULL, piid, ppTypeInfo);
08199         }
08200     }
08201     if (SUCCEEDED(hr)) {
08202         return hr;
08203     }
08204     hr = pDispatch->lpVtbl->QueryInterface(pDispatch,
08205                                            &IID_IProvideClassInfo,
08206                                            &p);
08207     if (SUCCEEDED(hr)) {
08208         pProvideClassInfo = p;
08209         hr = pProvideClassInfo->lpVtbl->GetClassInfo(pProvideClassInfo,
08210                                                      &pTypeInfo);
08211         OLE_RELEASE(pProvideClassInfo);
08212     }
08213     if (FAILED(hr)) {
08214         hr = pDispatch->lpVtbl->GetTypeInfo(pDispatch, 0, cWIN32OLE_lcid, &pTypeInfo );
08215     }
08216     if (FAILED(hr))
08217         return hr;
08218     hr = OLE_GET_TYPEATTR(pTypeInfo, &pTypeAttr);
08219     if (FAILED(hr)) {
08220         OLE_RELEASE(pTypeInfo);
08221         return hr;
08222     }
08223 
08224     *ppTypeInfo = 0;
08225     hr = find_default_source_from_typeinfo(pTypeInfo, pTypeAttr, ppTypeInfo);
08226     if (!*ppTypeInfo) {
08227         hr = find_coclass(pTypeInfo, pTypeAttr, &pTypeInfo2, &pTypeAttr2);
08228         if (SUCCEEDED(hr)) {
08229             hr = find_default_source_from_typeinfo(pTypeInfo2, pTypeAttr2, ppTypeInfo);
08230             OLE_RELEASE_TYPEATTR(pTypeInfo2, pTypeAttr2);
08231             OLE_RELEASE(pTypeInfo2);
08232         }
08233     }
08234     OLE_RELEASE_TYPEATTR(pTypeInfo, pTypeAttr);
08235     OLE_RELEASE(pTypeInfo);
08236     /* Now that would be a bad surprise, if we didn't find it, wouldn't it? */
08237     if (!*ppTypeInfo) {
08238         if (SUCCEEDED(hr))
08239             hr = E_UNEXPECTED;
08240         return hr;
08241     }
08242 
08243     /* Determine IID of default source interface */
08244     hr = (*ppTypeInfo)->lpVtbl->GetTypeAttr(*ppTypeInfo, &pTypeAttr);
08245     if (SUCCEEDED(hr)) {
08246         *piid = pTypeAttr->guid;
08247         (*ppTypeInfo)->lpVtbl->ReleaseTypeAttr(*ppTypeInfo, pTypeAttr);
08248     }
08249     else
08250         OLE_RELEASE(*ppTypeInfo);
08251 
08252     return hr;
08253 
08254 }
08255 
08256 static void
08257 ole_event_free(struct oleeventdata *poleev)
08258 {
08259     if (poleev->pConnectionPoint) {
08260         poleev->pConnectionPoint->lpVtbl->Unadvise(poleev->pConnectionPoint, poleev->dwCookie);
08261         OLE_RELEASE(poleev->pConnectionPoint);
08262         poleev->pConnectionPoint = NULL;
08263     }
08264     free(poleev);
08265 }
08266 
08267 static VALUE
08268 fev_s_allocate(VALUE klass)
08269 {
08270     VALUE obj;
08271     struct oleeventdata *poleev;
08272     obj = Data_Make_Struct(klass,struct oleeventdata,0,ole_event_free,poleev);
08273     poleev->dwCookie = 0;
08274     poleev->pConnectionPoint = NULL;
08275     poleev->event_id = 0;
08276     return obj;
08277 }
08278 
08279 static VALUE
08280 ev_advise(int argc, VALUE *argv, VALUE self)
08281 {
08282 
08283     VALUE ole, itf;
08284     struct oledata *pole;
08285     char *pitf;
08286     HRESULT hr;
08287     IID iid;
08288     ITypeInfo *pTypeInfo = 0;
08289     IDispatch *pDispatch;
08290     IConnectionPointContainer *pContainer;
08291     IConnectionPoint *pConnectionPoint;
08292     IEVENTSINKOBJ *pIEV;
08293     DWORD dwCookie;
08294     struct oleeventdata *poleev;
08295     void *p;
08296 
08297     rb_secure(4);
08298     rb_scan_args(argc, argv, "11", &ole, &itf);
08299 
08300     if (!rb_obj_is_kind_of(ole, cWIN32OLE)) {
08301         rb_raise(rb_eTypeError, "1st parameter must be WIN32OLE object");
08302     }
08303 
08304     if(TYPE(itf) != T_NIL) {
08305         if (rb_safe_level() > 0 && OBJ_TAINTED(itf)) {
08306             rb_raise(rb_eSecurityError, "Insecure Event Creation - %s",
08307                      StringValuePtr(itf));
08308         }
08309         SafeStringValue(itf);
08310         pitf = StringValuePtr(itf);
08311         hr = find_iid(ole, pitf, &iid, &pTypeInfo);
08312     }
08313     else {
08314         hr = find_default_source(ole, &iid, &pTypeInfo);
08315     }
08316     if (FAILED(hr)) {
08317         ole_raise(hr, rb_eRuntimeError, "interface not found");
08318     }
08319 
08320     OLEData_Get_Struct(ole, pole);
08321     pDispatch = pole->pDispatch;
08322     hr = pDispatch->lpVtbl->QueryInterface(pDispatch,
08323                                            &IID_IConnectionPointContainer,
08324                                            &p);
08325     if (FAILED(hr)) {
08326         OLE_RELEASE(pTypeInfo);
08327         ole_raise(hr, rb_eRuntimeError,
08328                   "failed to query IConnectionPointContainer");
08329     }
08330     pContainer = p;
08331 
08332     hr = pContainer->lpVtbl->FindConnectionPoint(pContainer,
08333                                                  &iid,
08334                                                  &pConnectionPoint);
08335     OLE_RELEASE(pContainer);
08336     if (FAILED(hr)) {
08337         OLE_RELEASE(pTypeInfo);
08338         ole_raise(hr, rb_eRuntimeError, "failed to query IConnectionPoint");
08339     }
08340     pIEV = EVENTSINK_Constructor();
08341     pIEV->m_iid = iid;
08342     hr = pConnectionPoint->lpVtbl->Advise(pConnectionPoint,
08343                                           (IUnknown*)pIEV,
08344                                           &dwCookie);
08345     if (FAILED(hr)) {
08346         ole_raise(hr, rb_eRuntimeError, "Advise Error");
08347     }
08348 
08349     Data_Get_Struct(self, struct oleeventdata, poleev);
08350     pIEV->m_event_id
08351         = NUM2INT(evs_length());
08352     pIEV->pTypeInfo = pTypeInfo;
08353     poleev->dwCookie = dwCookie;
08354     poleev->pConnectionPoint = pConnectionPoint;
08355     poleev->event_id = pIEV->m_event_id;
08356 
08357     return self;
08358 }
08359 
08360 /*
08361  *  call-seq:
08362  *     WIN32OLE_EVENT.new(ole, event) #=> WIN32OLE_EVENT object.
08363  *
08364  *  Returns OLE event object.
08365  *  The first argument specifies WIN32OLE object.
08366  *  The second argument specifies OLE event name.
08367  *     ie = WIN32OLE.new('InternetExplorer.Application')
08368  *     ev = WIN32OLE_EVENT.new(ie, 'DWebBrowserEvents')
08369  */
08370 static VALUE
08371 fev_initialize(int argc, VALUE *argv, VALUE self)
08372 {
08373     ev_advise(argc, argv, self);
08374     evs_push(self);
08375     rb_ivar_set(self, id_events, rb_ary_new());
08376     fev_set_handler(self, Qnil);
08377     return self;
08378 }
08379 
08380 /*
08381  *  call-seq:
08382  *     WIN32OLE_EVENT.message_loop
08383  *
08384  *  Translates and dispatches Windows message.
08385  */
08386 static VALUE
08387 fev_s_msg_loop(VALUE klass)
08388 {
08389     ole_msg_loop();
08390     return Qnil;
08391 }
08392 
08393 
08394 static void
08395 add_event_call_back(VALUE obj, VALUE event, VALUE data)
08396 {
08397     VALUE events = rb_ivar_get(obj, id_events);
08398     if (NIL_P(events) || TYPE(events) != T_ARRAY) {
08399         events = rb_ary_new();
08400         rb_ivar_set(obj, id_events, events);
08401     }
08402     ole_delete_event(events, event);
08403     rb_ary_push(events, data);
08404 }
08405 
08406 static VALUE
08407 ev_on_event(int argc, VALUE *argv, VALUE self, VALUE is_ary_arg)
08408 {
08409     struct oleeventdata *poleev;
08410     VALUE event, args, data;
08411     Data_Get_Struct(self, struct oleeventdata, poleev);
08412     if (poleev->pConnectionPoint == NULL) {
08413         rb_raise(eWIN32OLERuntimeError, "IConnectionPoint not found. You must call advise at first.");
08414     }
08415     rb_scan_args(argc, argv, "01*", &event, &args);
08416     if(!NIL_P(event)) {
08417         if(TYPE(event) != T_STRING && TYPE(event) != T_SYMBOL) {
08418             rb_raise(rb_eTypeError, "wrong argument type (expected String or Symbol)");
08419         }
08420         if (TYPE(event) == T_SYMBOL) {
08421             event = rb_sym_to_s(event);
08422         }
08423     }
08424     data = rb_ary_new3(4, rb_block_proc(), event, args, is_ary_arg);
08425     add_event_call_back(self, event, data);
08426     return Qnil;
08427 }
08428 
08429 /*
08430  *  call-seq:
08431  *     WIN32OLE_EVENT#on_event([event]){...}
08432  *
08433  *  Defines the callback event.
08434  *  If argument is omitted, this method defines the callback of all events.
08435  *  If you want to modify reference argument in callback, return hash in
08436  *  callback. If you want to return value to OLE server as result of callback
08437  *  use `return' or :return.
08438  *
08439  *    ie = WIN32OLE.new('InternetExplorer.Application')
08440  *    ev = WIN32OLE_EVENT.new(ie)
08441  *    ev.on_event("NavigateComplete") {|url| puts url}
08442  *    ev.on_event() {|ev, *args| puts "#{ev} fired"}
08443  *
08444  *    ev.on_event("BeforeNavigate2") {|*args|
08445  *      ...
08446  *      # set true to BeforeNavigate reference argument `Cancel'.
08447  *      # Cancel is 7-th argument of BeforeNavigate,
08448  *      # so you can use 6 as key of hash instead of 'Cancel'.
08449  *      # The argument is counted from 0.
08450  *      # The hash key of 0 means first argument.)
08451  *      {:Cancel => true}  # or {'Cancel' => true} or {6 => true}
08452  *    }
08453  *
08454  *    ev.on_event(...) {|*args|
08455  *      {:return => 1, :xxx => yyy}
08456  *    }
08457  */
08458 static VALUE
08459 fev_on_event(int argc, VALUE *argv, VALUE self)
08460 {
08461     return ev_on_event(argc, argv, self, Qfalse);
08462 }
08463 
08464 /*
08465  *  call-seq:
08466  *     WIN32OLE_EVENT#on_event_with_outargs([event]){...}
08467  *
08468  *  Defines the callback of event.
08469  *  If you want modify argument in callback,
08470  *  you could use this method instead of WIN32OLE_EVENT#on_event.
08471  *
08472  *    ie = WIN32OLE.new('InternetExplorer.Application')
08473  *    ev = WIN32OLE_EVENT.new(ie)
08474  *    ev.on_event_with_outargs('BeforeNavigate2') {|*args|
08475  *      args.last[6] = true
08476  *    }
08477  */
08478 static VALUE
08479 fev_on_event_with_outargs(int argc, VALUE *argv, VALUE self)
08480 {
08481     return ev_on_event(argc, argv, self, Qtrue);
08482 }
08483 
08484 /*
08485  *  call-seq:
08486  *     WIN32OLE_EVENT#off_event([event])
08487  *
08488  *  removes the callback of event.
08489  *
08490  *    ie = WIN32OLE.new('InternetExplorer.Application')
08491  *    ev = WIN32OLE_EVENT.new(ie)
08492  *    ev.on_event('BeforeNavigate2') {|*args|
08493  *      args.last[6] = true
08494  *    }
08495  *      ...
08496  *    ev.off_event('BeforeNavigate2')
08497  *      ...
08498  */
08499 static VALUE
08500 fev_off_event(int argc, VALUE *argv, VALUE self)
08501 {
08502     VALUE event = Qnil;
08503     VALUE events;
08504 
08505     rb_secure(4);
08506     rb_scan_args(argc, argv, "01", &event);
08507     if(!NIL_P(event)) {
08508         if(TYPE(event) != T_STRING && TYPE(event) != T_SYMBOL) {
08509             rb_raise(rb_eTypeError, "wrong argument type (expected String or Symbol)");
08510         }
08511         if (TYPE(event) == T_SYMBOL) {
08512             event = rb_sym_to_s(event);
08513         }
08514     }
08515     events = rb_ivar_get(self, id_events);
08516     if (NIL_P(events)) {
08517         return Qnil;
08518     }
08519     ole_delete_event(events, event);
08520     return Qnil;
08521 }
08522 
08523 /*
08524  *  call-seq:
08525  *     WIN32OLE_EVENT#unadvise -> nil
08526  *
08527  *  disconnects OLE server. If this method called, then the WIN32OLE_EVENT object
08528  *  does not receive the OLE server event any more.
08529  *  This method is trial implementation.
08530  *
08531  *      ie = WIN32OLE.new('InternetExplorer.Application')
08532  *      ev = WIN32OLE_EVENT.new(ie)
08533  *      ev.on_event() {...}
08534  *         ...
08535  *      ev.unadvise
08536  *
08537  */
08538 static VALUE
08539 fev_unadvise(VALUE self)
08540 {
08541     struct oleeventdata *poleev;
08542     Data_Get_Struct(self, struct oleeventdata, poleev);
08543     if (poleev->pConnectionPoint) {
08544         ole_msg_loop();
08545         evs_delete(poleev->event_id);
08546         poleev->pConnectionPoint->lpVtbl->Unadvise(poleev->pConnectionPoint, poleev->dwCookie);
08547         OLE_RELEASE(poleev->pConnectionPoint);
08548         poleev->pConnectionPoint = NULL;
08549     }
08550     return Qnil;
08551 }
08552 
08553 static VALUE
08554 evs_push(VALUE ev)
08555 {
08556     return rb_ary_push(ary_ole_event, ev);
08557 }
08558 
08559 static VALUE
08560 evs_delete(long i)
08561 {
08562     rb_ary_store(ary_ole_event, i, Qnil);
08563     return Qnil;
08564 }
08565 
08566 static VALUE
08567 evs_entry(long i)
08568 {
08569     return rb_ary_entry(ary_ole_event, i);
08570 }
08571 
08572 static VALUE
08573 evs_length(void)
08574 {
08575     return rb_funcall(ary_ole_event, rb_intern("length"), 0);
08576 }
08577 
08578 /*
08579  *  call-seq:
08580  *     WIN32OLE_EVENT#handler=
08581  *
08582  *  sets event handler object. If handler object has onXXX
08583  *  method according to XXX event, then onXXX method is called
08584  *  when XXX event occurs.
08585  *
08586  *  If handler object has method_missing and there is no
08587  *  method according to the event, then method_missing
08588  *  called and 1-st argument is event name.
08589  *
08590  *  If handler object has onXXX method and there is block
08591  *  defined by WIN32OLE_EVENT#on_event('XXX'){},
08592  *  then block is executed but handler object method is not called
08593  *  when XXX event occurs.
08594  *
08595  *      class Handler
08596  *        def onStatusTextChange(text)
08597  *          puts "StatusTextChanged"
08598  *        end
08599  *        def onPropertyChange(prop)
08600  *          puts "PropertyChanged"
08601  *        end
08602  *        def method_missing(ev, *arg)
08603  *          puts "other event #{ev}"
08604  *        end
08605  *      end
08606  *
08607  *      handler = Handler.new
08608  *      ie = WIN32OLE.new('InternetExplorer.Application')
08609  *      ev = WIN32OLE_EVENT.new(ie)
08610  *      ev.on_event("StatusTextChange") {|*args|
08611  *        puts "this block executed."
08612  *        puts "handler.onStatusTextChange method is not called."
08613  *      }
08614  *      ev.handler = handler
08615  *
08616  */
08617 static VALUE
08618 fev_set_handler(VALUE self, VALUE val)
08619 {
08620     return rb_ivar_set(self, rb_intern("handler"), val);
08621 }
08622 
08623 /*
08624  *  call-seq:
08625  *     WIN32OLE_EVENT#handler
08626  *
08627  *  returns handler object.
08628  *
08629  */
08630 static VALUE
08631 fev_get_handler(VALUE self)
08632 {
08633     return rb_ivar_get(self, rb_intern("handler"));
08634 }
08635 
08636 static void
08637 olevariant_free(struct olevariantdata *pvar)
08638 {
08639     VariantClear(&(pvar->realvar));
08640     VariantClear(&(pvar->var));
08641     free(pvar);
08642 }
08643 
08644 static VALUE
08645 folevariant_s_allocate(VALUE klass)
08646 {
08647     struct olevariantdata *pvar;
08648     VALUE obj;
08649     ole_initialize();
08650     obj = Data_Make_Struct(klass,struct olevariantdata,0,olevariant_free,pvar);
08651     VariantInit(&(pvar->var));
08652     VariantInit(&(pvar->realvar));
08653     return obj;
08654 }
08655 
08656 /*
08657  *  call-seq:
08658  *     WIN32OLE_VARIANT.array(ary, vt)
08659  *
08660  *  Returns Ruby object wrapping OLE variant whose variant type is VT_ARRAY.
08661  *  The first argument should be Array object which specifies dimensions
08662  *  and each size of dimensions of OLE array.
08663  *  The second argument specifies variant type of the element of OLE array.
08664  *
08665  *  The following create 2 dimensions OLE array. The first dimensions size
08666  *  is 3, and the second is 4.
08667  *
08668  *     ole_ary = WIN32OLE_VARIANT.array([3,4], VT_I4)
08669  *     ruby_ary = ole_ary.value # => [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0]]
08670  *
08671  */
08672 static VALUE
08673 folevariant_s_array(VALUE klass, VALUE elems, VALUE vvt)
08674 {
08675     VALUE obj = Qnil;
08676     VARTYPE vt;
08677     struct olevariantdata *pvar;
08678     SAFEARRAYBOUND *psab = NULL;
08679     SAFEARRAY *psa = NULL;
08680     UINT dim = 0;
08681     UINT i = 0;
08682 
08683     ole_initialize();
08684 
08685     vt = NUM2UINT(vvt);
08686     vt = (vt | VT_ARRAY);
08687     Check_Type(elems, T_ARRAY);
08688     obj = folevariant_s_allocate(klass);
08689 
08690     Data_Get_Struct(obj, struct olevariantdata, pvar);
08691     dim = RARRAY_LEN(elems);
08692 
08693     psab = ALLOC_N(SAFEARRAYBOUND, dim);
08694 
08695     if(!psab) {
08696         rb_raise(rb_eRuntimeError, "memory allocation error");
08697     }
08698 
08699     for (i = 0; i < dim; i++) {
08700         psab[i].cElements = FIX2INT(rb_ary_entry(elems, i));
08701         psab[i].lLbound = 0;
08702     }
08703 
08704     psa = SafeArrayCreate((VARTYPE)(vt & VT_TYPEMASK), dim, psab);
08705     if (psa == NULL) {
08706         if (psab) free(psab);
08707         rb_raise(rb_eRuntimeError, "memory allocation error(SafeArrayCreate)");
08708     }
08709 
08710     V_VT(&(pvar->var)) = vt;
08711     if (vt & VT_BYREF) {
08712         V_VT(&(pvar->realvar)) = (vt & ~VT_BYREF);
08713         V_ARRAY(&(pvar->realvar)) = psa;
08714         V_ARRAYREF(&(pvar->var)) = &(V_ARRAY(&(pvar->realvar)));
08715     } else {
08716         V_ARRAY(&(pvar->var)) = psa;
08717     }
08718     if (psab) free(psab);
08719     return obj;
08720 }
08721 
08722 /*
08723  *  call-seq:
08724  *     WIN32OLE_VARIANT.new(val, vartype) #=> WIN32OLE_VARIANT object.
08725  *
08726  *  Returns Ruby object wrapping OLE variant.
08727  *  The first argument specifies Ruby object to convert OLE variant variable.
08728  *  The second argument specifies VARIANT type.
08729  *  In some situation, you need the WIN32OLE_VARIANT object to pass OLE method
08730  *
08731  *     shell = WIN32OLE.new("Shell.Application")
08732  *     folder = shell.NameSpace("C:\\Windows")
08733  *     item = folder.ParseName("tmp.txt")
08734  *     # You can't use Ruby String object to call FolderItem.InvokeVerb.
08735  *     # Instead, you have to use WIN32OLE_VARIANT object to call the method.
08736  *     shortcut = WIN32OLE_VARIANT.new("Create Shortcut(\&S)")
08737  *     item.invokeVerb(shortcut)
08738  *
08739  */
08740 static VALUE
08741 folevariant_initialize(VALUE self, VALUE args)
08742 {
08743     int len = 0;
08744     VARIANT var;
08745     VALUE val;
08746     VALUE vvt;
08747     VARTYPE vt;
08748     struct olevariantdata *pvar;
08749 
08750     len = RARRAY_LEN(args);
08751     if (len < 1 || len > 3) {
08752         rb_raise(rb_eArgError, "wrong number of arguments (%d for 1..3)", len);
08753     }
08754     VariantInit(&var);
08755     val = rb_ary_entry(args, 0);
08756 
08757     if(!rb_obj_is_kind_of(val, cWIN32OLE) &&
08758        !rb_obj_is_kind_of(val, cWIN32OLE_VARIANT) &&
08759        !rb_obj_is_kind_of(val, rb_cTime)) {
08760         switch (TYPE(val)) {
08761         case T_ARRAY:
08762         case T_STRING:
08763         case T_FIXNUM:
08764         case T_BIGNUM:
08765         case T_FLOAT:
08766         case T_TRUE:
08767         case T_FALSE:
08768         case T_NIL:
08769             break;
08770         default:
08771             rb_raise(rb_eTypeError, "can not convert WIN32OLE_VARIANT from type %s",
08772                      rb_obj_classname(val));
08773         }
08774     }
08775 
08776     Data_Get_Struct(self, struct olevariantdata, pvar);
08777     if (len == 1) {
08778         ole_val2variant(val, &(pvar->var));
08779     } else {
08780         vvt = rb_ary_entry(args, 1);
08781         vt = NUM2INT(vvt);
08782         ole_val2olevariantdata(val, vt, pvar);
08783     }
08784     vt = V_VT(&pvar->var);
08785     return self;
08786 }
08787 
08788 static SAFEARRAY *
08789 get_locked_safe_array(VALUE val)
08790 {
08791     struct olevariantdata *pvar;
08792     SAFEARRAY *psa = NULL;
08793     HRESULT hr;
08794     Data_Get_Struct(val, struct olevariantdata, pvar);
08795     if (!(V_VT(&(pvar->var)) & VT_ARRAY)) {
08796         rb_raise(rb_eTypeError, "variant type is not VT_ARRAY.");
08797     }
08798     psa = V_ISBYREF(&(pvar->var)) ? *V_ARRAYREF(&(pvar->var)) : V_ARRAY(&(pvar->var));
08799     if (psa == NULL) {
08800         return psa;
08801     }
08802     hr = SafeArrayLock(psa);
08803     if (FAILED(hr)) {
08804         ole_raise(hr, rb_eRuntimeError, "failed to SafeArrayLock");
08805     }
08806     return psa;
08807 }
08808 
08809 static long *
08810 ary2safe_array_index(int ary_size, VALUE *ary, SAFEARRAY *psa)
08811 {
08812     long dim;
08813     long *pid;
08814     long i;
08815     dim = SafeArrayGetDim(psa);
08816     if (dim != ary_size) {
08817         rb_raise(rb_eArgError, "unmatch number of indices");
08818     }
08819     pid = ALLOC_N(long, dim);
08820     if (pid == NULL) {
08821         rb_raise(rb_eRuntimeError, "failed to allocate memory for indices");
08822     }
08823     for (i = 0; i < dim; i++) {
08824         pid[i] = NUM2INT(ary[i]);
08825     }
08826     return pid;
08827 }
08828 
08829 static void
08830 unlock_safe_array(SAFEARRAY *psa)
08831 {
08832     HRESULT hr;
08833     hr = SafeArrayUnlock(psa);
08834     if (FAILED(hr)) {
08835         ole_raise(hr, rb_eRuntimeError, "failed to SafeArrayUnlock");
08836     }
08837 }
08838 
08839 /*
08840  *  call-seq:
08841  *     WIN32OLE_VARIANT[i,j,...] #=> element of OLE array.
08842  *
08843  *  Returns the element of WIN32OLE_VARIANT object(OLE array).
08844  *  This method is available only when the variant type of
08845  *  WIN32OLE_VARIANT object is VT_ARRAY.
08846  *
08847  *  REMARK:
08848  *     The all indicies should be 0 or natural number and
08849  *     lower than or equal to max indicies.
08850  *     (This point is different with Ruby Array indicies.)
08851  *
08852  *     obj = WIN32OLE_VARIANT.new([[1,2,3],[4,5,6]])
08853  *     p obj[0,0] # => 1
08854  *     p obj[1,0] # => 4
08855  *     p obj[2,0] # => WIN32OLERuntimeError
08856  *     p obj[0, -1] # => WIN32OLERuntimeError
08857  *
08858  */
08859 static VALUE
08860 folevariant_ary_aref(int argc, VALUE *argv, VALUE self)
08861 {
08862     struct olevariantdata *pvar;
08863     SAFEARRAY *psa;
08864     VALUE val = Qnil;
08865     VARIANT variant;
08866     long *pid;
08867     HRESULT hr;
08868 
08869     Data_Get_Struct(self, struct olevariantdata, pvar);
08870     if (!V_ISARRAY(&(pvar->var))) {
08871         rb_raise(eWIN32OLERuntimeError,
08872                  "`[]' is not available for this variant type object");
08873     }
08874     psa = get_locked_safe_array(self);
08875     if (psa == NULL) {
08876         return val;
08877     }
08878 
08879     pid = ary2safe_array_index(argc, argv, psa);
08880 
08881     VariantInit(&variant);
08882     V_VT(&variant) = (V_VT(&(pvar->var)) & ~VT_ARRAY) | VT_BYREF;
08883     hr = SafeArrayPtrOfIndex(psa, pid, &V_BYREF(&variant));
08884     if (FAILED(hr)) {
08885         ole_raise(hr, eWIN32OLERuntimeError, "failed to SafeArrayPtrOfIndex");
08886     }
08887     val = ole_variant2val(&variant);
08888 
08889     unlock_safe_array(psa);
08890     if (pid) free(pid);
08891     return val;
08892 }
08893 
08894 static VOID *
08895 val2variant_ptr(VALUE val, VARIANT *var, VARTYPE vt)
08896 {
08897     VOID *p = NULL;
08898     HRESULT hr = S_OK;
08899     ole_val2variant_ex(val, var, vt);
08900     if ((vt & ~VT_BYREF) == VT_VARIANT) {
08901         p = var;
08902     } else {
08903         if ( (vt & ~VT_BYREF) != V_VT(var)) {
08904             hr = VariantChangeTypeEx(var, var,
08905                     cWIN32OLE_lcid, 0, (VARTYPE)(vt & ~VT_BYREF));
08906             if (FAILED(hr)) {
08907                 ole_raise(hr, rb_eRuntimeError, "failed to change type");
08908             }
08909         }
08910         p = get_ptr_of_variant(var);
08911     }
08912     if (p == NULL) {
08913         rb_raise(rb_eRuntimeError, "failed to get pointer of variant");
08914     }
08915     return p;
08916 }
08917 
08918 /*
08919  *  call-seq:
08920  *     WIN32OLE_VARIANT[i,j,...] = val #=> set the element of OLE array
08921  *
08922  *  Set the element of WIN32OLE_VARIANT object(OLE array) to val.
08923  *  This method is available only when the variant type of
08924  *  WIN32OLE_VARIANT object is VT_ARRAY.
08925  *
08926  *  REMARK:
08927  *     The all indicies should be 0 or natural number and
08928  *     lower than or equal to max indicies.
08929  *     (This point is different with Ruby Array indicies.)
08930  *
08931  *     obj = WIN32OLE_VARIANT.new([[1,2,3],[4,5,6]])
08932  *     obj[0,0] = 7
08933  *     obj[1,0] = 8
08934  *     p obj.value # => [[7,2,3], [8,5,6]]
08935  *     obj[2,0] = 9 # => WIN32OLERuntimeError
08936  *     obj[0, -1] = 9 # => WIN32OLERuntimeError
08937  *
08938  */
08939 static VALUE
08940 folevariant_ary_aset(int argc, VALUE *argv, VALUE self)
08941 {
08942     struct olevariantdata *pvar;
08943     SAFEARRAY *psa;
08944     VARIANT var;
08945     VARTYPE vt;
08946     long *pid;
08947     HRESULT hr;
08948     VOID *p = NULL;
08949 
08950     Data_Get_Struct(self, struct olevariantdata, pvar);
08951     if (!V_ISARRAY(&(pvar->var))) {
08952         rb_raise(eWIN32OLERuntimeError,
08953                  "`[]' is not available for this variant type object");
08954     }
08955     psa = get_locked_safe_array(self);
08956     if (psa == NULL) {
08957         rb_raise(rb_eRuntimeError, "failed to get SafeArray pointer");
08958     }
08959 
08960     pid = ary2safe_array_index(argc-1, argv, psa);
08961 
08962     VariantInit(&var);
08963     vt = (V_VT(&(pvar->var)) & ~VT_ARRAY);
08964     p = val2variant_ptr(argv[argc-1], &var, vt);
08965     if ((V_VT(&var) == VT_DISPATCH && V_DISPATCH(&var) == NULL) ||
08966         (V_VT(&var) == VT_UNKNOWN && V_UNKNOWN(&var) == NULL)) {
08967         rb_raise(eWIN32OLERuntimeError, "argument does not have IDispatch or IUnknown Interface");
08968     }
08969     hr = SafeArrayPutElement(psa, pid, p);
08970     if (FAILED(hr)) {
08971         ole_raise(hr, eWIN32OLERuntimeError, "failed to SafeArrayPutElement");
08972     }
08973 
08974     unlock_safe_array(psa);
08975     if (pid) free(pid);
08976     return argv[argc-1];
08977 }
08978 
08979 /*
08980  *  call-seq:
08981  *     WIN32OLE_VARIANT.value #=> Ruby object.
08982  *
08983  *  Returns Ruby object value from OLE variant.
08984  *     obj = WIN32OLE_VARIANT.new(1, WIN32OLE::VARIANT::VT_BSTR)
08985  *     obj.value # => "1" (not Fixnum object, but String object "1")
08986  *
08987  */
08988 static VALUE
08989 folevariant_value(VALUE self)
08990 {
08991     struct olevariantdata *pvar;
08992     VALUE val = Qnil;
08993     VARTYPE vt;
08994     int dim;
08995     SAFEARRAY *psa;
08996     Data_Get_Struct(self, struct olevariantdata, pvar);
08997 
08998     val = ole_variant2val(&(pvar->var));
08999     vt = V_VT(&(pvar->var));
09000 
09001     if ((vt & ~VT_BYREF) == (VT_UI1|VT_ARRAY)) {
09002         if (vt & VT_BYREF) {
09003             psa = *V_ARRAYREF(&(pvar->var));
09004         } else {
09005             psa  = V_ARRAY(&(pvar->var));
09006         }
09007         if (!psa) {
09008             return val;
09009         }
09010         dim = SafeArrayGetDim(psa);
09011         if (dim == 1) {
09012             val = rb_funcall(val, rb_intern("pack"), 1, rb_str_new2("C*"));
09013         }
09014     }
09015     return val;
09016 }
09017 
09018 /*
09019  *  call-seq:
09020  *     WIN32OLE_VARIANT.vartype #=> OLE variant type.
09021  *
09022  *  Returns OLE variant type.
09023  *     obj = WIN32OLE_VARIANT.new("string")
09024  *     obj.vartype # => WIN32OLE::VARIANT::VT_BSTR
09025  *
09026  */
09027 static VALUE
09028 folevariant_vartype(VALUE self)
09029 {
09030     struct olevariantdata *pvar;
09031     Data_Get_Struct(self, struct olevariantdata, pvar);
09032     return INT2FIX(V_VT(&pvar->var));
09033 }
09034 
09035 /*
09036  *  call-seq:
09037  *     WIN32OLE_VARIANT.value = val #=> set WIN32OLE_VARIANT value to val.
09038  *
09039  *  Sets variant value to val. If the val type does not match variant value
09040  *  type(vartype), then val is changed to match variant value type(vartype)
09041  *  before setting val.
09042  *  Thie method is not available when vartype is VT_ARRAY(except VT_UI1|VT_ARRAY).
09043  *  If the vartype is VT_UI1|VT_ARRAY, the val should be String object.
09044  *
09045  *     obj = WIN32OLE_VARIANT.new(1) # obj.vartype is WIN32OLE::VARIANT::VT_I4
09046  *     obj.value = 3.2 # 3.2 is changed to 3 when setting value.
09047  *     p obj.value # => 3
09048  */
09049 static VALUE
09050 folevariant_set_value(VALUE self, VALUE val)
09051 {
09052     struct olevariantdata *pvar;
09053     VARTYPE vt;
09054     Data_Get_Struct(self, struct olevariantdata, pvar);
09055     vt = V_VT(&(pvar->var));
09056     if (V_ISARRAY(&(pvar->var)) && ((vt & ~VT_BYREF) != (VT_UI1|VT_ARRAY) || TYPE(val) != T_STRING)) {
09057         rb_raise(eWIN32OLERuntimeError,
09058                  "`value=' is not available for this variant type object");
09059     }
09060     ole_val2olevariantdata(val, vt, pvar);
09061     return Qnil;
09062 }
09063 
09064 static void
09065 init_enc2cp(void)
09066 {
09067     enc2cp_table = st_init_numtable();
09068 }
09069 
09070 static void
09071 free_enc2cp(void)
09072 {
09073     st_free_table(enc2cp_table);
09074 }
09075 
09076 void
09077 Init_win32ole(void)
09078 {
09079     g_ole_initialized_init();
09080     ary_ole_event = rb_ary_new();
09081     rb_gc_register_mark_object(ary_ole_event);
09082     id_events = rb_intern("events");
09083 
09084     com_vtbl.QueryInterface = QueryInterface;
09085     com_vtbl.AddRef = AddRef;
09086     com_vtbl.Release = Release;
09087     com_vtbl.GetTypeInfoCount = GetTypeInfoCount;
09088     com_vtbl.GetTypeInfo = GetTypeInfo;
09089     com_vtbl.GetIDsOfNames = GetIDsOfNames;
09090     com_vtbl.Invoke = Invoke;
09091 
09092     message_filter.QueryInterface = mf_QueryInterface;
09093     message_filter.AddRef = mf_AddRef;
09094     message_filter.Release = mf_Release;
09095     message_filter.HandleInComingCall = mf_HandleInComingCall;
09096     message_filter.RetryRejectedCall = mf_RetryRejectedCall;
09097     message_filter.MessagePending = mf_MessagePending;
09098 
09099     com_hash = Data_Wrap_Struct(rb_cData, rb_mark_hash, st_free_table, st_init_numtable());
09100     rb_gc_register_mark_object(com_hash);
09101 
09102     cWIN32OLE = rb_define_class("WIN32OLE", rb_cObject);
09103 
09104     rb_define_alloc_func(cWIN32OLE, fole_s_allocate);
09105 
09106     rb_define_method(cWIN32OLE, "initialize", fole_initialize, -1);
09107 
09108     rb_define_singleton_method(cWIN32OLE, "connect", fole_s_connect, -1);
09109     rb_define_singleton_method(cWIN32OLE, "const_load", fole_s_const_load, -1);
09110 
09111     rb_define_singleton_method(cWIN32OLE, "ole_free", fole_s_free, 1);
09112     rb_define_singleton_method(cWIN32OLE, "ole_reference_count", fole_s_reference_count, 1);
09113     rb_define_singleton_method(cWIN32OLE, "ole_show_help", fole_s_show_help, -1);
09114     rb_define_singleton_method(cWIN32OLE, "codepage", fole_s_get_code_page, 0);
09115     rb_define_singleton_method(cWIN32OLE, "codepage=", fole_s_set_code_page, 1);
09116     rb_define_singleton_method(cWIN32OLE, "locale", fole_s_get_locale, 0);
09117     rb_define_singleton_method(cWIN32OLE, "locale=", fole_s_set_locale, 1);
09118     rb_define_singleton_method(cWIN32OLE, "create_guid", fole_s_create_guid, 0);
09119     rb_define_singleton_method(cWIN32OLE, "ole_initialize", fole_s_ole_initialize, 0);
09120     rb_define_singleton_method(cWIN32OLE, "ole_uninitialize", fole_s_ole_uninitialize, 0);
09121 
09122     rb_define_method(cWIN32OLE, "invoke", fole_invoke, -1);
09123     rb_define_method(cWIN32OLE, "[]", fole_getproperty_with_bracket, -1);
09124     rb_define_method(cWIN32OLE, "_invoke", fole_invoke2, 3);
09125     rb_define_method(cWIN32OLE, "_getproperty", fole_getproperty2, 3);
09126     rb_define_method(cWIN32OLE, "_setproperty", fole_setproperty2, 3);
09127 
09128     /* support propput method that takes an argument */
09129     rb_define_method(cWIN32OLE, "[]=", fole_setproperty_with_bracket, -1);
09130 
09131     rb_define_method(cWIN32OLE, "ole_free", fole_free, 0);
09132 
09133     rb_define_method(cWIN32OLE, "each", fole_each, 0);
09134     rb_define_method(cWIN32OLE, "method_missing", fole_missing, -1);
09135 
09136     /* support setproperty method much like Perl ;-) */
09137     rb_define_method(cWIN32OLE, "setproperty", fole_setproperty, -1);
09138 
09139     rb_define_method(cWIN32OLE, "ole_methods", fole_methods, 0);
09140     rb_define_method(cWIN32OLE, "ole_get_methods", fole_get_methods, 0);
09141     rb_define_method(cWIN32OLE, "ole_put_methods", fole_put_methods, 0);
09142     rb_define_method(cWIN32OLE, "ole_func_methods", fole_func_methods, 0);
09143 
09144     rb_define_method(cWIN32OLE, "ole_method", fole_method_help, 1);
09145     rb_define_alias(cWIN32OLE, "ole_method_help", "ole_method");
09146     rb_define_method(cWIN32OLE, "ole_activex_initialize", fole_activex_initialize, 0);
09147     rb_define_method(cWIN32OLE, "ole_type", fole_type, 0);
09148     rb_define_alias(cWIN32OLE, "ole_obj_help", "ole_type");
09149     rb_define_method(cWIN32OLE, "ole_typelib", fole_typelib, 0);
09150     rb_define_method(cWIN32OLE, "ole_query_interface", fole_query_interface, 1);
09151     rb_define_method(cWIN32OLE, "ole_respond_to?", fole_respond_to, 1);
09152 
09153     rb_define_const(cWIN32OLE, "VERSION", rb_str_new2(WIN32OLE_VERSION));
09154     rb_define_const(cWIN32OLE, "ARGV", rb_ary_new());
09155 
09156     rb_define_const(cWIN32OLE, "CP_ACP", INT2FIX(CP_ACP));
09157     rb_define_const(cWIN32OLE, "CP_OEMCP", INT2FIX(CP_OEMCP));
09158     rb_define_const(cWIN32OLE, "CP_MACCP", INT2FIX(CP_MACCP));
09159     rb_define_const(cWIN32OLE, "CP_THREAD_ACP", INT2FIX(CP_THREAD_ACP));
09160     rb_define_const(cWIN32OLE, "CP_SYMBOL", INT2FIX(CP_SYMBOL));
09161     rb_define_const(cWIN32OLE, "CP_UTF7", INT2FIX(CP_UTF7));
09162     rb_define_const(cWIN32OLE, "CP_UTF8", INT2FIX(CP_UTF8));
09163 
09164     rb_define_const(cWIN32OLE, "LOCALE_SYSTEM_DEFAULT", INT2FIX(LOCALE_SYSTEM_DEFAULT));
09165     rb_define_const(cWIN32OLE, "LOCALE_USER_DEFAULT", INT2FIX(LOCALE_USER_DEFAULT));
09166 
09167     mWIN32OLE_VARIANT = rb_define_module_under(cWIN32OLE, "VARIANT");
09168     rb_define_const(mWIN32OLE_VARIANT, "VT_EMPTY", INT2FIX(VT_EMPTY));
09169     rb_define_const(mWIN32OLE_VARIANT, "VT_NULL", INT2FIX(VT_NULL));
09170     rb_define_const(mWIN32OLE_VARIANT, "VT_I2", INT2FIX(VT_I2));
09171     rb_define_const(mWIN32OLE_VARIANT, "VT_I4", INT2FIX(VT_I4));
09172     rb_define_const(mWIN32OLE_VARIANT, "VT_R4", INT2FIX(VT_R4));
09173     rb_define_const(mWIN32OLE_VARIANT, "VT_R8", INT2FIX(VT_R8));
09174     rb_define_const(mWIN32OLE_VARIANT, "VT_CY", INT2FIX(VT_CY));
09175     rb_define_const(mWIN32OLE_VARIANT, "VT_DATE", INT2FIX(VT_DATE));
09176     rb_define_const(mWIN32OLE_VARIANT, "VT_BSTR", INT2FIX(VT_BSTR));
09177     rb_define_const(mWIN32OLE_VARIANT, "VT_USERDEFINED", INT2FIX(VT_USERDEFINED));
09178     rb_define_const(mWIN32OLE_VARIANT, "VT_PTR", INT2FIX(VT_PTR));
09179     rb_define_const(mWIN32OLE_VARIANT, "VT_DISPATCH", INT2FIX(VT_DISPATCH));
09180     rb_define_const(mWIN32OLE_VARIANT, "VT_ERROR", INT2FIX(VT_ERROR));
09181     rb_define_const(mWIN32OLE_VARIANT, "VT_BOOL", INT2FIX(VT_BOOL));
09182     rb_define_const(mWIN32OLE_VARIANT, "VT_VARIANT", INT2FIX(VT_VARIANT));
09183     rb_define_const(mWIN32OLE_VARIANT, "VT_UNKNOWN", INT2FIX(VT_UNKNOWN));
09184     rb_define_const(mWIN32OLE_VARIANT, "VT_I1", INT2FIX(VT_I1));
09185     rb_define_const(mWIN32OLE_VARIANT, "VT_UI1", INT2FIX(VT_UI1));
09186     rb_define_const(mWIN32OLE_VARIANT, "VT_UI2", INT2FIX(VT_UI2));
09187     rb_define_const(mWIN32OLE_VARIANT, "VT_UI4", INT2FIX(VT_UI4));
09188 #if (_MSC_VER >= 1300) || defined(__CYGWIN__) || defined(__MINGW32__)
09189     rb_define_const(mWIN32OLE_VARIANT, "VT_I8", INT2FIX(VT_I8));
09190     rb_define_const(mWIN32OLE_VARIANT, "VT_UI8", INT2FIX(VT_UI8));
09191 #endif
09192     rb_define_const(mWIN32OLE_VARIANT, "VT_INT", INT2FIX(VT_INT));
09193     rb_define_const(mWIN32OLE_VARIANT, "VT_UINT", INT2FIX(VT_UINT));
09194     rb_define_const(mWIN32OLE_VARIANT, "VT_ARRAY", INT2FIX(VT_ARRAY));
09195     rb_define_const(mWIN32OLE_VARIANT, "VT_BYREF", INT2FIX(VT_BYREF));
09196 
09197     cWIN32OLE_TYPELIB = rb_define_class("WIN32OLE_TYPELIB", rb_cObject);
09198     rb_define_singleton_method(cWIN32OLE_TYPELIB, "typelibs", foletypelib_s_typelibs, 0);
09199     rb_define_alloc_func(cWIN32OLE_TYPELIB, foletypelib_s_allocate);
09200     rb_define_method(cWIN32OLE_TYPELIB, "initialize", foletypelib_initialize, -2);
09201     rb_define_method(cWIN32OLE_TYPELIB, "guid", foletypelib_guid, 0);
09202     rb_define_method(cWIN32OLE_TYPELIB, "name", foletypelib_name, 0);
09203     rb_define_method(cWIN32OLE_TYPELIB, "version", foletypelib_version, 0);
09204     rb_define_method(cWIN32OLE_TYPELIB, "major_version", foletypelib_major_version, 0);
09205     rb_define_method(cWIN32OLE_TYPELIB, "minor_version", foletypelib_minor_version, 0);
09206     rb_define_method(cWIN32OLE_TYPELIB, "path", foletypelib_path, 0);
09207     rb_define_method(cWIN32OLE_TYPELIB, "ole_types", foletypelib_ole_types, 0);
09208     rb_define_alias(cWIN32OLE_TYPELIB, "ole_classes", "ole_types");
09209     rb_define_method(cWIN32OLE_TYPELIB, "visible?", foletypelib_visible, 0);
09210     rb_define_method(cWIN32OLE_TYPELIB, "library_name", foletypelib_library_name, 0);
09211     rb_define_alias(cWIN32OLE_TYPELIB, "to_s", "name");
09212     rb_define_method(cWIN32OLE_TYPELIB, "inspect", foletypelib_inspect, 0);
09213 
09214     cWIN32OLE_TYPE = rb_define_class("WIN32OLE_TYPE", rb_cObject);
09215     rb_define_singleton_method(cWIN32OLE_TYPE, "ole_classes", foletype_s_ole_classes, 1);
09216     rb_define_singleton_method(cWIN32OLE_TYPE, "typelibs", foletype_s_typelibs, 0);
09217     rb_define_singleton_method(cWIN32OLE_TYPE, "progids", foletype_s_progids, 0);
09218     rb_define_alloc_func(cWIN32OLE_TYPE, foletype_s_allocate);
09219     rb_define_method(cWIN32OLE_TYPE, "initialize", foletype_initialize, 2);
09220     rb_define_method(cWIN32OLE_TYPE, "name", foletype_name, 0);
09221     rb_define_method(cWIN32OLE_TYPE, "ole_type", foletype_ole_type, 0);
09222     rb_define_method(cWIN32OLE_TYPE, "guid", foletype_guid, 0);
09223     rb_define_method(cWIN32OLE_TYPE, "progid", foletype_progid, 0);
09224     rb_define_method(cWIN32OLE_TYPE, "visible?", foletype_visible, 0);
09225     rb_define_alias(cWIN32OLE_TYPE, "to_s", "name");
09226     rb_define_method(cWIN32OLE_TYPE, "major_version", foletype_major_version, 0);
09227     rb_define_method(cWIN32OLE_TYPE, "minor_version", foletype_minor_version, 0);
09228     rb_define_method(cWIN32OLE_TYPE, "typekind", foletype_typekind, 0);
09229     rb_define_method(cWIN32OLE_TYPE, "helpstring", foletype_helpstring, 0);
09230     rb_define_method(cWIN32OLE_TYPE, "src_type", foletype_src_type, 0);
09231     rb_define_method(cWIN32OLE_TYPE, "helpfile", foletype_helpfile, 0);
09232     rb_define_method(cWIN32OLE_TYPE, "helpcontext", foletype_helpcontext, 0);
09233     rb_define_method(cWIN32OLE_TYPE, "variables", foletype_variables, 0);
09234     rb_define_method(cWIN32OLE_TYPE, "ole_methods", foletype_methods, 0);
09235     rb_define_method(cWIN32OLE_TYPE, "ole_typelib", foletype_ole_typelib, 0);
09236     rb_define_method(cWIN32OLE_TYPE, "implemented_ole_types", foletype_impl_ole_types, 0);
09237     rb_define_method(cWIN32OLE_TYPE, "source_ole_types", foletype_source_ole_types, 0);
09238     rb_define_method(cWIN32OLE_TYPE, "default_event_sources", foletype_default_event_sources, 0);
09239     rb_define_method(cWIN32OLE_TYPE, "default_ole_types", foletype_default_ole_types, 0);
09240     rb_define_method(cWIN32OLE_TYPE, "inspect", foletype_inspect, 0);
09241 
09242     cWIN32OLE_VARIABLE = rb_define_class("WIN32OLE_VARIABLE", rb_cObject);
09243     rb_define_method(cWIN32OLE_VARIABLE, "name", folevariable_name, 0);
09244     rb_define_method(cWIN32OLE_VARIABLE, "ole_type", folevariable_ole_type, 0);
09245     rb_define_method(cWIN32OLE_VARIABLE, "ole_type_detail", folevariable_ole_type_detail, 0);
09246     rb_define_method(cWIN32OLE_VARIABLE, "value", folevariable_value, 0);
09247     rb_define_method(cWIN32OLE_VARIABLE, "visible?", folevariable_visible, 0);
09248     rb_define_method(cWIN32OLE_VARIABLE, "variable_kind", folevariable_variable_kind, 0);
09249     rb_define_method(cWIN32OLE_VARIABLE, "varkind", folevariable_varkind, 0);
09250     rb_define_method(cWIN32OLE_VARIABLE, "inspect", folevariable_inspect, 0);
09251     rb_define_alias(cWIN32OLE_VARIABLE, "to_s", "name");
09252 
09253     cWIN32OLE_METHOD = rb_define_class("WIN32OLE_METHOD", rb_cObject);
09254     rb_define_alloc_func(cWIN32OLE_METHOD, folemethod_s_allocate);
09255     rb_define_method(cWIN32OLE_METHOD, "initialize", folemethod_initialize, 2);
09256     rb_define_method(cWIN32OLE_METHOD, "name", folemethod_name, 0);
09257     rb_define_method(cWIN32OLE_METHOD, "return_type", folemethod_return_type, 0);
09258     rb_define_method(cWIN32OLE_METHOD, "return_vtype", folemethod_return_vtype, 0);
09259     rb_define_method(cWIN32OLE_METHOD, "return_type_detail", folemethod_return_type_detail, 0);
09260     rb_define_method(cWIN32OLE_METHOD, "invoke_kind", folemethod_invoke_kind, 0);
09261     rb_define_method(cWIN32OLE_METHOD, "invkind", folemethod_invkind, 0);
09262     rb_define_method(cWIN32OLE_METHOD, "visible?", folemethod_visible, 0);
09263     rb_define_method(cWIN32OLE_METHOD, "event?", folemethod_event, 0);
09264     rb_define_method(cWIN32OLE_METHOD, "event_interface", folemethod_event_interface, 0);
09265     rb_define_method(cWIN32OLE_METHOD, "helpstring", folemethod_helpstring, 0);
09266     rb_define_method(cWIN32OLE_METHOD, "helpfile", folemethod_helpfile, 0);
09267     rb_define_method(cWIN32OLE_METHOD, "helpcontext", folemethod_helpcontext, 0);
09268     rb_define_method(cWIN32OLE_METHOD, "dispid", folemethod_dispid, 0);
09269     rb_define_method(cWIN32OLE_METHOD, "offset_vtbl", folemethod_offset_vtbl, 0);
09270     rb_define_method(cWIN32OLE_METHOD, "size_params", folemethod_size_params, 0);
09271     rb_define_method(cWIN32OLE_METHOD, "size_opt_params", folemethod_size_opt_params, 0);
09272     rb_define_method(cWIN32OLE_METHOD, "params", folemethod_params, 0);
09273     rb_define_alias(cWIN32OLE_METHOD, "to_s", "name");
09274     rb_define_method(cWIN32OLE_METHOD, "inspect", folemethod_inspect, 0);
09275 
09276     cWIN32OLE_PARAM = rb_define_class("WIN32OLE_PARAM", rb_cObject);
09277     rb_define_alloc_func(cWIN32OLE_PARAM, foleparam_s_allocate);
09278     rb_define_method(cWIN32OLE_PARAM, "initialize", foleparam_initialize, 2);
09279     rb_define_method(cWIN32OLE_PARAM, "name", foleparam_name, 0);
09280     rb_define_method(cWIN32OLE_PARAM, "ole_type", foleparam_ole_type, 0);
09281     rb_define_method(cWIN32OLE_PARAM, "ole_type_detail", foleparam_ole_type_detail, 0);
09282     rb_define_method(cWIN32OLE_PARAM, "input?", foleparam_input, 0);
09283     rb_define_method(cWIN32OLE_PARAM, "output?", foleparam_output, 0);
09284     rb_define_method(cWIN32OLE_PARAM, "optional?", foleparam_optional, 0);
09285     rb_define_method(cWIN32OLE_PARAM, "retval?", foleparam_retval, 0);
09286     rb_define_method(cWIN32OLE_PARAM, "default", foleparam_default, 0);
09287     rb_define_alias(cWIN32OLE_PARAM, "to_s", "name");
09288     rb_define_method(cWIN32OLE_PARAM, "inspect", foleparam_inspect, 0);
09289 
09290     cWIN32OLE_EVENT = rb_define_class("WIN32OLE_EVENT", rb_cObject);
09291     rb_define_singleton_method(cWIN32OLE_EVENT, "message_loop", fev_s_msg_loop, 0);
09292     rb_define_alloc_func(cWIN32OLE_EVENT, fev_s_allocate);
09293     rb_define_method(cWIN32OLE_EVENT, "initialize", fev_initialize, -1);
09294     rb_define_method(cWIN32OLE_EVENT, "on_event", fev_on_event, -1);
09295     rb_define_method(cWIN32OLE_EVENT, "on_event_with_outargs", fev_on_event_with_outargs, -1);
09296     rb_define_method(cWIN32OLE_EVENT, "off_event", fev_off_event, -1);
09297     rb_define_method(cWIN32OLE_EVENT, "unadvise", fev_unadvise, 0);
09298     rb_define_method(cWIN32OLE_EVENT, "handler=", fev_set_handler, 1);
09299     rb_define_method(cWIN32OLE_EVENT, "handler", fev_get_handler, 0);
09300 
09301     cWIN32OLE_VARIANT = rb_define_class("WIN32OLE_VARIANT", rb_cObject);
09302     rb_define_alloc_func(cWIN32OLE_VARIANT, folevariant_s_allocate);
09303     rb_define_singleton_method(cWIN32OLE_VARIANT, "array", folevariant_s_array, 2);
09304     rb_define_method(cWIN32OLE_VARIANT, "initialize", folevariant_initialize, -2);
09305     rb_define_method(cWIN32OLE_VARIANT, "value", folevariant_value, 0);
09306     rb_define_method(cWIN32OLE_VARIANT, "value=", folevariant_set_value, 1);
09307     rb_define_method(cWIN32OLE_VARIANT, "vartype", folevariant_vartype, 0);
09308     rb_define_method(cWIN32OLE_VARIANT, "[]", folevariant_ary_aref, -1);
09309     rb_define_method(cWIN32OLE_VARIANT, "[]=", folevariant_ary_aset, -1);
09310     rb_define_const(cWIN32OLE_VARIANT, "Empty", rb_funcall(cWIN32OLE_VARIANT, rb_intern("new"), 2, Qnil, INT2FIX(VT_EMPTY)));
09311     rb_define_const(cWIN32OLE_VARIANT, "Null", rb_funcall(cWIN32OLE_VARIANT, rb_intern("new"), 2, Qnil, INT2FIX(VT_NULL)));
09312     rb_define_const(cWIN32OLE_VARIANT, "Nothing", rb_funcall(cWIN32OLE_VARIANT, rb_intern("new"), 2, Qnil, INT2FIX(VT_DISPATCH)));
09313 
09314     eWIN32OLERuntimeError = rb_define_class("WIN32OLERuntimeError", rb_eRuntimeError);
09315 
09316     init_enc2cp();
09317     atexit((void (*)(void))free_enc2cp);
09318     ole_init_cp();
09319 }
09320