4 * Copyright 1995 Martin von Loewis
5 * Copyright 1999 Francis Beaudet
6 * Copyright 1999 Noel Borthwick
7 * Copyright 1999, 2000 Marcus Meissner
8 * Copyright 2005 Juan Lang
9 * Copyright 2011 Adam Martinson for CodeWeavers
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
35 #define NONAMELESSUNION
36 #define NONAMELESSSTRUCT
48 #include "wine/unicode.h"
49 #include "compobj_private.h"
50 #include "wine/list.h"
52 #include "wine/debug.h"
54 WINE_DEFAULT_DEBUG_CHANNEL(ole);
55 WINE_DECLARE_DEBUG_CHANNEL(accel);
57 /******************************************************************************
58 * These are static/global variables and internal data structures that the
59 * OLE module uses to maintain it's state.
61 typedef struct tagTrackerWindowInfo
63 IDataObject* dataObject;
64 IDropSource* dropSource;
71 HWND curTargetHWND; /* window the mouse is hovering over */
72 HWND curDragTargetHWND; /* might be a ancestor of curTargetHWND */
73 IDropTarget* curDragTarget;
74 POINTL curMousePos; /* current position of the mouse in screen coordinates */
75 DWORD dwKeyState; /* current state of the shift and ctrl keys and the mouse buttons */
78 typedef struct tagOleMenuDescriptor /* OleMenuDescriptor */
80 HWND hwndFrame; /* The containers frame window */
81 HWND hwndActiveObject; /* The active objects window */
82 OLEMENUGROUPWIDTHS mgw; /* OLE menu group widths for the shared menu */
83 HMENU hmenuCombined; /* The combined menu */
84 BOOL bIsServerItem; /* True if the currently open popup belongs to the server */
87 typedef struct tagOleMenuHookItem /* OleMenu hook item in per thread hook list */
89 DWORD tid; /* Thread Id */
90 HANDLE hHeap; /* Heap this is allocated from */
91 HHOOK GetMsg_hHook; /* message hook for WH_GETMESSAGE */
92 HHOOK CallWndProc_hHook; /* message hook for WH_CALLWNDPROC */
93 struct tagOleMenuHookItem *next;
96 static OleMenuHookItem *hook_list;
99 * This is the lock count on the OLE library. It is controlled by the
100 * OLEInitialize/OLEUninitialize methods.
102 static LONG OLE_moduleLockCount = 0;
105 * Name of our registered window class.
107 static const WCHAR OLEDD_DRAGTRACKERCLASS[] =
108 {'W','i','n','e','D','r','a','g','D','r','o','p','T','r','a','c','k','e','r','3','2',0};
111 * Name of menu descriptor property.
113 static const WCHAR prop_olemenuW[] =
114 {'P','R','O','P','_','O','L','E','M','e','n','u','D','e','s','c','r','i','p','t','o','r',0};
116 /* property to store IDropTarget pointer */
117 static const WCHAR prop_oledroptarget[] =
118 {'O','l','e','D','r','o','p','T','a','r','g','e','t','I','n','t','e','r','f','a','c','e',0};
120 /* property to store Marshalled IDropTarget pointer */
121 static const WCHAR prop_marshalleddroptarget[] =
122 {'W','i','n','e','M','a','r','s','h','a','l','l','e','d','D','r','o','p','T','a','r','g','e','t',0};
124 static const WCHAR clsidfmtW[] =
125 {'C','L','S','I','D','\\','{','%','0','8','x','-','%','0','4','x','-','%','0','4','x','-',
126 '%','0','2','x','%','0','2','x','-','%','0','2','x','%','0','2','x','%','0','2','x','%','0','2','x',
127 '%','0','2','x','%','0','2','x','}','\\',0};
129 static const WCHAR emptyW[] = { 0 };
131 /******************************************************************************
132 * These are the prototypes of miscellaneous utility methods
134 static void OLEUTL_ReadRegistryDWORDValue(HKEY regKey, DWORD* pdwValue);
136 /******************************************************************************
137 * These are the prototypes of the utility methods used to manage a shared menu
139 static void OLEMenu_Initialize(void);
140 static void OLEMenu_UnInitialize(void);
141 static BOOL OLEMenu_InstallHooks( DWORD tid );
142 static BOOL OLEMenu_UnInstallHooks( DWORD tid );
143 static OleMenuHookItem * OLEMenu_IsHookInstalled( DWORD tid );
144 static BOOL OLEMenu_FindMainMenuIndex( HMENU hMainMenu, HMENU hPopupMenu, UINT *pnPos );
145 static BOOL OLEMenu_SetIsServerMenu( HMENU hmenu, OleMenuDescriptor *pOleMenuDescriptor );
146 static LRESULT CALLBACK OLEMenu_CallWndProc(INT code, WPARAM wParam, LPARAM lParam);
147 static LRESULT CALLBACK OLEMenu_GetMsgProc(INT code, WPARAM wParam, LPARAM lParam);
149 /******************************************************************************
150 * These are the prototypes of the OLE Clipboard initialization methods (in clipboard.c)
152 extern void OLEClipbrd_UnInitialize(void);
153 extern void OLEClipbrd_Initialize(void);
155 /******************************************************************************
156 * These are the prototypes of the utility methods used for OLE Drag n Drop
158 static void OLEDD_Initialize(void);
159 static LRESULT WINAPI OLEDD_DragTrackerWindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
160 static void OLEDD_TrackMouseMove(TrackerWindowInfo* trackerInfo);
161 static void OLEDD_TrackStateChange(TrackerWindowInfo* trackerInfo);
162 static DWORD OLEDD_GetButtonState(void);
164 /******************************************************************************
165 * OleBuildVersion [OLE32.@]
167 DWORD WINAPI OleBuildVersion(void)
169 TRACE("Returning version %d, build %d.\n", rmm, rup);
170 return (rmm<<16)+rup;
173 /***********************************************************************
174 * OleInitialize (OLE32.@)
176 HRESULT WINAPI OleInitialize(LPVOID reserved)
180 TRACE("(%p)\n", reserved);
183 * The first duty of the OleInitialize is to initialize the COM libraries.
185 hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
188 * If the CoInitializeEx call failed, the OLE libraries can't be
194 if (!COM_CurrentInfo()->ole_inits)
198 * Then, it has to initialize the OLE specific modules.
202 * Object linking and Embedding
203 * In-place activation
205 if (!COM_CurrentInfo()->ole_inits++ &&
206 InterlockedIncrement(&OLE_moduleLockCount) == 1)
209 * Initialize the libraries.
211 TRACE("() - Initializing the OLE libraries\n");
216 OLEClipbrd_Initialize();
226 OLEMenu_Initialize();
232 /******************************************************************************
233 * OleUninitialize [OLE32.@]
235 void WINAPI OleUninitialize(void)
240 * If we hit the bottom of the lock stack, free the libraries.
242 if (!--COM_CurrentInfo()->ole_inits && !InterlockedDecrement(&OLE_moduleLockCount))
245 * Actually free the libraries.
247 TRACE("() - Freeing the last reference count\n");
252 OLEClipbrd_UnInitialize();
257 OLEMenu_UnInitialize();
261 * Then, uninitialize the COM libraries.
266 /******************************************************************************
267 * OleInitializeWOW [OLE32.@]
269 HRESULT WINAPI OleInitializeWOW(DWORD x, DWORD y) {
270 FIXME("(0x%08x, 0x%08x),stub!\n",x, y);
274 /*************************************************************
275 * get_droptarget_handle
277 * Retrieve a handle to the map containing the marshalled IDropTarget.
278 * This handle belongs to the process that called RegisterDragDrop.
279 * See get_droptarget_local_handle().
281 static inline HANDLE get_droptarget_handle(HWND hwnd)
283 return GetPropW(hwnd, prop_marshalleddroptarget);
286 /*************************************************************
289 * Is the window a droptarget.
291 static inline BOOL is_droptarget(HWND hwnd)
293 return get_droptarget_handle(hwnd) ? TRUE : FALSE;
296 /*************************************************************
297 * get_droptarget_local_handle
299 * Retrieve a handle to the map containing the marshalled IDropTarget.
300 * The handle should be closed when finished with.
302 static HANDLE get_droptarget_local_handle(HWND hwnd)
304 HANDLE handle, local_handle = 0;
306 handle = get_droptarget_handle(hwnd);
313 GetWindowThreadProcessId(hwnd, &pid);
314 process = OpenProcess(PROCESS_DUP_HANDLE, FALSE, pid);
317 DuplicateHandle(process, handle, GetCurrentProcess(), &local_handle, 0, FALSE, DUPLICATE_SAME_ACCESS);
318 CloseHandle(process);
324 /***********************************************************************
325 * create_map_from_stream
327 * Helper for RegisterDragDrop. Creates a file mapping object
328 * with the contents of the provided stream. The stream must
329 * be a global memory backed stream.
331 static HRESULT create_map_from_stream(IStream *stream, HANDLE *map)
338 hr = GetHGlobalFromStream(stream, &hmem);
339 if(FAILED(hr)) return hr;
341 size = GlobalSize(hmem);
342 *map = CreateFileMappingW(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, size, NULL);
343 if(!*map) return E_OUTOFMEMORY;
345 data = MapViewOfFile(*map, FILE_MAP_WRITE, 0, 0, size);
346 memcpy(data, GlobalLock(hmem), size);
348 UnmapViewOfFile(data);
352 /***********************************************************************
353 * create_stream_from_map
355 * Creates a stream from the provided map.
357 static HRESULT create_stream_from_map(HANDLE map, IStream **stream)
359 HRESULT hr = E_OUTOFMEMORY;
362 MEMORY_BASIC_INFORMATION info;
364 data = MapViewOfFile(map, FILE_MAP_READ, 0, 0, 0);
367 VirtualQuery(data, &info, sizeof(info));
368 TRACE("size %d\n", (int)info.RegionSize);
370 hmem = GlobalAlloc(GMEM_MOVEABLE, info.RegionSize);
373 memcpy(GlobalLock(hmem), data, info.RegionSize);
375 hr = CreateStreamOnHGlobal(hmem, TRUE, stream);
377 UnmapViewOfFile(data);
381 /* This is to work around apps which break COM rules by not implementing
382 * IDropTarget::QueryInterface(). Windows doesn't expose this because it
383 * doesn't call CoMarshallInterface() in RegisterDragDrop().
384 * The wrapper is only used internally, and only exists for the life of
387 IDropTarget IDropTarget_iface;
392 static inline DropTargetWrapper* impl_from_IDropTarget(IDropTarget* iface)
394 return CONTAINING_RECORD(iface, DropTargetWrapper, IDropTarget_iface);
397 static HRESULT WINAPI DropTargetWrapper_QueryInterface(IDropTarget* iface,
401 DropTargetWrapper* This = impl_from_IDropTarget(iface);
402 if (IsEqualIID(riid, &IID_IUnknown) ||
403 IsEqualIID(riid, &IID_IDropTarget))
405 IDropTarget_AddRef(&This->IDropTarget_iface);
406 *ppvObject = &This->IDropTarget_iface;
410 return E_NOINTERFACE;
413 static ULONG WINAPI DropTargetWrapper_AddRef(IDropTarget* iface)
415 DropTargetWrapper* This = impl_from_IDropTarget(iface);
416 return InterlockedIncrement(&This->refs);
419 static ULONG WINAPI DropTargetWrapper_Release(IDropTarget* iface)
421 DropTargetWrapper* This = impl_from_IDropTarget(iface);
422 ULONG refs = InterlockedDecrement(&This->refs);
425 IDropTarget_Release(This->inner);
426 HeapFree(GetProcessHeap(), 0, This);
431 static HRESULT WINAPI DropTargetWrapper_DragEnter(IDropTarget* iface,
432 IDataObject* pDataObj,
437 DropTargetWrapper* This = impl_from_IDropTarget(iface);
438 return IDropTarget_DragEnter(This->inner, pDataObj, grfKeyState, pt, pdwEffect);
441 static HRESULT WINAPI DropTargetWrapper_DragOver(IDropTarget* iface,
446 DropTargetWrapper* This = impl_from_IDropTarget(iface);
447 return IDropTarget_DragOver(This->inner, grfKeyState, pt, pdwEffect);
450 static HRESULT WINAPI DropTargetWrapper_DragLeave(IDropTarget* iface)
452 DropTargetWrapper* This = impl_from_IDropTarget(iface);
453 return IDropTarget_DragLeave(This->inner);
456 static HRESULT WINAPI DropTargetWrapper_Drop(IDropTarget* iface,
457 IDataObject* pDataObj,
462 DropTargetWrapper* This = impl_from_IDropTarget(iface);
463 return IDropTarget_Drop(This->inner, pDataObj, grfKeyState, pt, pdwEffect);
466 static const IDropTargetVtbl DropTargetWrapperVTbl =
468 DropTargetWrapper_QueryInterface,
469 DropTargetWrapper_AddRef,
470 DropTargetWrapper_Release,
471 DropTargetWrapper_DragEnter,
472 DropTargetWrapper_DragOver,
473 DropTargetWrapper_DragLeave,
474 DropTargetWrapper_Drop
477 static IDropTarget* WrapDropTarget(IDropTarget* inner)
479 DropTargetWrapper* This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
483 IDropTarget_AddRef(inner);
484 This->IDropTarget_iface.lpVtbl = &DropTargetWrapperVTbl;
488 return &This->IDropTarget_iface;
491 /***********************************************************************
492 * get_droptarget_pointer
494 * Retrieves the marshalled IDropTarget from the window.
496 static IDropTarget* get_droptarget_pointer(HWND hwnd)
498 IDropTarget *droptarget = NULL;
502 map = get_droptarget_local_handle(hwnd);
503 if(!map) return NULL;
505 if(SUCCEEDED(create_stream_from_map(map, &stream)))
507 CoUnmarshalInterface(stream, &IID_IDropTarget, (void**)&droptarget);
508 IStream_Release(stream);
514 /***********************************************************************
515 * RegisterDragDrop (OLE32.@)
517 HRESULT WINAPI RegisterDragDrop(HWND hwnd, LPDROPTARGET pDropTarget)
523 IDropTarget *wrapper;
525 TRACE("(%p,%p)\n", hwnd, pDropTarget);
527 if (!COM_CurrentApt())
529 ERR("COM not initialized\n");
530 return E_OUTOFMEMORY;
538 ERR("invalid hwnd %p\n", hwnd);
539 return DRAGDROP_E_INVALIDHWND;
542 /* block register for other processes windows */
543 GetWindowThreadProcessId(hwnd, &pid);
544 if (pid != GetCurrentProcessId())
546 FIXME("register for another process windows is disabled\n");
547 return DRAGDROP_E_INVALIDHWND;
550 /* check if the window is already registered */
551 if (is_droptarget(hwnd))
552 return DRAGDROP_E_ALREADYREGISTERED;
555 * Marshal the drop target pointer into a shared memory map and
556 * store the map's handle in a Wine specific window prop. We also
557 * store the drop target pointer itself in the
558 * "OleDropTargetInterface" prop for compatibility with Windows.
561 hr = CreateStreamOnHGlobal(NULL, TRUE, &stream);
562 if(FAILED(hr)) return hr;
564 /* IDropTarget::QueryInterface() shouldn't be called, some (broken) apps depend on this. */
565 wrapper = WrapDropTarget(pDropTarget);
568 IStream_Release(stream);
569 return E_OUTOFMEMORY;
571 hr = CoMarshalInterface(stream, &IID_IDropTarget, (IUnknown*)wrapper, MSHCTX_LOCAL, NULL, MSHLFLAGS_TABLESTRONG);
572 IDropTarget_Release(wrapper);
576 hr = create_map_from_stream(stream, &map);
579 IDropTarget_AddRef(pDropTarget);
580 SetPropW(hwnd, prop_oledroptarget, pDropTarget);
581 SetPropW(hwnd, prop_marshalleddroptarget, map);
587 IStream_Seek(stream, zero, STREAM_SEEK_SET, NULL);
588 CoReleaseMarshalData(stream);
591 IStream_Release(stream);
596 /***********************************************************************
597 * RevokeDragDrop (OLE32.@)
599 HRESULT WINAPI RevokeDragDrop(HWND hwnd)
603 IDropTarget *drop_target;
606 TRACE("(%p)\n", hwnd);
610 ERR("invalid hwnd %p\n", hwnd);
611 return DRAGDROP_E_INVALIDHWND;
614 /* no registration data */
615 if (!(map = get_droptarget_handle(hwnd)))
616 return DRAGDROP_E_NOTREGISTERED;
618 drop_target = GetPropW(hwnd, prop_oledroptarget);
619 if(drop_target) IDropTarget_Release(drop_target);
621 RemovePropW(hwnd, prop_oledroptarget);
622 RemovePropW(hwnd, prop_marshalleddroptarget);
624 hr = create_stream_from_map(map, &stream);
627 CoReleaseMarshalData(stream);
628 IStream_Release(stream);
635 /***********************************************************************
636 * OleRegGetUserType (OLE32.@)
638 * This implementation of OleRegGetUserType ignores the dwFormOfType
639 * parameter and always returns the full name of the object. This is
640 * not too bad since this is the case for many objects because of the
641 * way they are registered.
643 HRESULT WINAPI OleRegGetUserType(
646 LPOLESTR* pszUserType)
655 * Initialize the out parameter.
660 * Build the key name we're looking for
662 sprintfW( keyName, clsidfmtW,
663 clsid->Data1, clsid->Data2, clsid->Data3,
664 clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
665 clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
667 TRACE("(%s, %d, %p)\n", debugstr_w(keyName), dwFormOfType, pszUserType);
670 * Open the class id Key
672 hres = RegOpenKeyW(HKEY_CLASSES_ROOT,
676 if (hres != ERROR_SUCCESS)
677 return REGDB_E_CLASSNOTREG;
680 * Retrieve the size of the name string.
684 hres = RegQueryValueExW(clsidKey,
691 if (hres!=ERROR_SUCCESS)
693 RegCloseKey(clsidKey);
694 return REGDB_E_READREGDB;
698 * Allocate a buffer for the registry value.
700 *pszUserType = CoTaskMemAlloc(cbData);
702 if (*pszUserType==NULL)
704 RegCloseKey(clsidKey);
705 return E_OUTOFMEMORY;
708 hres = RegQueryValueExW(clsidKey,
712 (LPBYTE) *pszUserType,
715 RegCloseKey(clsidKey);
717 if (hres != ERROR_SUCCESS)
719 CoTaskMemFree(*pszUserType);
722 return REGDB_E_READREGDB;
728 /***********************************************************************
729 * DoDragDrop [OLE32.@]
731 HRESULT WINAPI DoDragDrop (
732 IDataObject *pDataObject, /* [in] ptr to the data obj */
733 IDropSource* pDropSource, /* [in] ptr to the source obj */
734 DWORD dwOKEffect, /* [in] effects allowed by the source */
735 DWORD *pdwEffect) /* [out] ptr to effects of the source */
737 static const WCHAR trackerW[] = {'T','r','a','c','k','e','r','W','i','n','d','o','w',0};
738 TrackerWindowInfo trackerInfo;
739 HWND hwndTrackWindow;
742 TRACE("(%p, %p, %d, %p)\n", pDataObject, pDropSource, dwOKEffect, pdwEffect);
744 if (!pDataObject || !pDropSource || !pdwEffect)
748 * Setup the drag n drop tracking window.
751 trackerInfo.dataObject = pDataObject;
752 trackerInfo.dropSource = pDropSource;
753 trackerInfo.dwOKEffect = dwOKEffect;
754 trackerInfo.pdwEffect = pdwEffect;
755 trackerInfo.trackingDone = FALSE;
756 trackerInfo.escPressed = FALSE;
757 trackerInfo.curDragTargetHWND = 0;
758 trackerInfo.curTargetHWND = 0;
759 trackerInfo.curDragTarget = 0;
761 hwndTrackWindow = CreateWindowW(OLEDD_DRAGTRACKERCLASS, trackerW,
762 WS_POPUP, CW_USEDEFAULT, CW_USEDEFAULT,
763 CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, 0,
769 * Capture the mouse input
771 SetCapture(hwndTrackWindow);
776 * Pump messages. All mouse input should go to the capture window.
778 while (!trackerInfo.trackingDone && GetMessageW(&msg, 0, 0, 0) )
780 trackerInfo.curMousePos.x = msg.pt.x;
781 trackerInfo.curMousePos.y = msg.pt.y;
782 trackerInfo.dwKeyState = OLEDD_GetButtonState();
784 if ( (msg.message >= WM_KEYFIRST) &&
785 (msg.message <= WM_KEYLAST) )
788 * When keyboard messages are sent to windows on this thread, we
789 * want to ignore notify the drop source that the state changed.
790 * in the case of the Escape key, we also notify the drop source
791 * we give it a special meaning.
793 if ( (msg.message==WM_KEYDOWN) &&
794 (msg.wParam==VK_ESCAPE) )
796 trackerInfo.escPressed = TRUE;
800 * Notify the drop source.
802 OLEDD_TrackStateChange(&trackerInfo);
807 * Dispatch the messages only when it's not a keyboard message.
809 DispatchMessageW(&msg);
813 /* re-post the quit message to outer message loop */
814 if (msg.message == WM_QUIT)
815 PostQuitMessage(msg.wParam);
817 * Destroy the temporary window.
819 DestroyWindow(hwndTrackWindow);
821 return trackerInfo.returnValue;
827 /***********************************************************************
828 * OleQueryLinkFromData [OLE32.@]
830 HRESULT WINAPI OleQueryLinkFromData(
831 IDataObject* pSrcDataObject)
833 FIXME("(%p),stub!\n", pSrcDataObject);
837 /***********************************************************************
838 * OleRegGetMiscStatus [OLE32.@]
840 HRESULT WINAPI OleRegGetMiscStatus(
845 static const WCHAR miscstatusW[] = {'M','i','s','c','S','t','a','t','u','s',0};
846 static const WCHAR dfmtW[] = {'%','d',0};
854 * Initialize the out parameter.
859 * Build the key name we're looking for
861 sprintfW( keyName, clsidfmtW,
862 clsid->Data1, clsid->Data2, clsid->Data3,
863 clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
864 clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
866 TRACE("(%s, %d, %p)\n", debugstr_w(keyName), dwAspect, pdwStatus);
869 * Open the class id Key
871 result = RegOpenKeyW(HKEY_CLASSES_ROOT,
875 if (result != ERROR_SUCCESS)
876 return REGDB_E_CLASSNOTREG;
881 result = RegOpenKeyW(clsidKey,
886 if (result != ERROR_SUCCESS)
888 RegCloseKey(clsidKey);
889 return REGDB_E_READREGDB;
893 * Read the default value
895 OLEUTL_ReadRegistryDWORDValue(miscStatusKey, pdwStatus);
898 * Open the key specific to the requested aspect.
900 sprintfW(keyName, dfmtW, dwAspect);
902 result = RegOpenKeyW(miscStatusKey,
906 if (result == ERROR_SUCCESS)
908 OLEUTL_ReadRegistryDWORDValue(aspectKey, pdwStatus);
909 RegCloseKey(aspectKey);
915 RegCloseKey(miscStatusKey);
916 RegCloseKey(clsidKey);
921 static HRESULT EnumOLEVERB_Construct(HKEY hkeyVerb, ULONG index, IEnumOLEVERB **ppenum);
925 IEnumOLEVERB IEnumOLEVERB_iface;
932 static inline EnumOLEVERB *impl_from_IEnumOLEVERB(IEnumOLEVERB *iface)
934 return CONTAINING_RECORD(iface, EnumOLEVERB, IEnumOLEVERB_iface);
937 static HRESULT WINAPI EnumOLEVERB_QueryInterface(
938 IEnumOLEVERB *iface, REFIID riid, void **ppv)
940 TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
941 if (IsEqualIID(riid, &IID_IUnknown) ||
942 IsEqualIID(riid, &IID_IEnumOLEVERB))
944 IUnknown_AddRef(iface);
948 return E_NOINTERFACE;
951 static ULONG WINAPI EnumOLEVERB_AddRef(
954 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
956 return InterlockedIncrement(&This->ref);
959 static ULONG WINAPI EnumOLEVERB_Release(
962 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
963 LONG refs = InterlockedDecrement(&This->ref);
967 RegCloseKey(This->hkeyVerb);
968 HeapFree(GetProcessHeap(), 0, This);
973 static HRESULT WINAPI EnumOLEVERB_Next(
974 IEnumOLEVERB *iface, ULONG celt, LPOLEVERB rgelt,
977 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
980 TRACE("(%d, %p, %p)\n", celt, rgelt, pceltFetched);
985 for (; celt; celt--, rgelt++)
990 LPWSTR pwszMenuFlags;
992 LONG res = RegEnumKeyW(This->hkeyVerb, This->index, wszSubKey, sizeof(wszSubKey)/sizeof(wszSubKey[0]));
993 if (res == ERROR_NO_MORE_ITEMS)
998 else if (res != ERROR_SUCCESS)
1000 ERR("RegEnumKeyW failed with error %d\n", res);
1001 hr = REGDB_E_READREGDB;
1004 res = RegQueryValueW(This->hkeyVerb, wszSubKey, NULL, &cbData);
1005 if (res != ERROR_SUCCESS)
1007 ERR("RegQueryValueW failed with error %d\n", res);
1008 hr = REGDB_E_READREGDB;
1011 pwszOLEVERB = CoTaskMemAlloc(cbData);
1017 res = RegQueryValueW(This->hkeyVerb, wszSubKey, pwszOLEVERB, &cbData);
1018 if (res != ERROR_SUCCESS)
1020 ERR("RegQueryValueW failed with error %d\n", res);
1021 hr = REGDB_E_READREGDB;
1022 CoTaskMemFree(pwszOLEVERB);
1026 TRACE("verb string: %s\n", debugstr_w(pwszOLEVERB));
1027 pwszMenuFlags = strchrW(pwszOLEVERB, ',');
1030 hr = OLEOBJ_E_INVALIDVERB;
1031 CoTaskMemFree(pwszOLEVERB);
1034 /* nul terminate the name string and advance to first character */
1035 *pwszMenuFlags = '\0';
1037 pwszAttribs = strchrW(pwszMenuFlags, ',');
1040 hr = OLEOBJ_E_INVALIDVERB;
1041 CoTaskMemFree(pwszOLEVERB);
1044 /* nul terminate the menu string and advance to first character */
1045 *pwszAttribs = '\0';
1048 /* fill out structure for this verb */
1049 rgelt->lVerb = atolW(wszSubKey);
1050 rgelt->lpszVerbName = pwszOLEVERB; /* user should free */
1051 rgelt->fuFlags = atolW(pwszMenuFlags);
1052 rgelt->grfAttribs = atolW(pwszAttribs);
1061 static HRESULT WINAPI EnumOLEVERB_Skip(
1062 IEnumOLEVERB *iface, ULONG celt)
1064 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
1066 TRACE("(%d)\n", celt);
1068 This->index += celt;
1072 static HRESULT WINAPI EnumOLEVERB_Reset(
1073 IEnumOLEVERB *iface)
1075 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
1083 static HRESULT WINAPI EnumOLEVERB_Clone(
1084 IEnumOLEVERB *iface,
1085 IEnumOLEVERB **ppenum)
1087 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
1089 TRACE("(%p)\n", ppenum);
1090 if (!DuplicateHandle(GetCurrentProcess(), This->hkeyVerb, GetCurrentProcess(), (HANDLE *)&hkeyVerb, 0, FALSE, DUPLICATE_SAME_ACCESS))
1091 return HRESULT_FROM_WIN32(GetLastError());
1092 return EnumOLEVERB_Construct(hkeyVerb, This->index, ppenum);
1095 static const IEnumOLEVERBVtbl EnumOLEVERB_VTable =
1097 EnumOLEVERB_QueryInterface,
1099 EnumOLEVERB_Release,
1106 static HRESULT EnumOLEVERB_Construct(HKEY hkeyVerb, ULONG index, IEnumOLEVERB **ppenum)
1108 EnumOLEVERB *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
1111 RegCloseKey(hkeyVerb);
1112 return E_OUTOFMEMORY;
1114 This->IEnumOLEVERB_iface.lpVtbl = &EnumOLEVERB_VTable;
1116 This->index = index;
1117 This->hkeyVerb = hkeyVerb;
1118 *ppenum = &This->IEnumOLEVERB_iface;
1122 /***********************************************************************
1123 * OleRegEnumVerbs [OLE32.@]
1125 * Enumerates verbs associated with a class stored in the registry.
1128 * clsid [I] Class ID to enumerate the verbs for.
1129 * ppenum [O] Enumerator.
1133 * REGDB_E_CLASSNOTREG: The specified class does not have a key in the registry.
1134 * REGDB_E_READREGDB: The class key could not be opened for some other reason.
1135 * OLE_E_REGDB_KEY: The Verb subkey for the class is not present.
1136 * OLEOBJ_E_NOVERBS: The Verb subkey for the class is empty.
1138 HRESULT WINAPI OleRegEnumVerbs (REFCLSID clsid, LPENUMOLEVERB* ppenum)
1143 static const WCHAR wszVerb[] = {'V','e','r','b',0};
1145 TRACE("(%s, %p)\n", debugstr_guid(clsid), ppenum);
1147 res = COM_OpenKeyForCLSID(clsid, wszVerb, KEY_READ, &hkeyVerb);
1150 if (res == REGDB_E_CLASSNOTREG)
1151 ERR("CLSID %s not registered\n", debugstr_guid(clsid));
1152 else if (res == REGDB_E_KEYMISSING)
1153 ERR("no Verbs key for class %s\n", debugstr_guid(clsid));
1155 ERR("failed to open Verbs key for CLSID %s with error %d\n",
1156 debugstr_guid(clsid), res);
1160 res = RegQueryInfoKeyW(hkeyVerb, NULL, NULL, NULL, &dwSubKeys, NULL,
1161 NULL, NULL, NULL, NULL, NULL, NULL);
1162 if (res != ERROR_SUCCESS)
1164 ERR("failed to get subkey count with error %d\n", GetLastError());
1165 return REGDB_E_READREGDB;
1170 WARN("class %s has no verbs\n", debugstr_guid(clsid));
1171 RegCloseKey(hkeyVerb);
1172 return OLEOBJ_E_NOVERBS;
1175 return EnumOLEVERB_Construct(hkeyVerb, 0, ppenum);
1178 /******************************************************************************
1179 * OleSetContainedObject [OLE32.@]
1181 HRESULT WINAPI OleSetContainedObject(
1185 IRunnableObject* runnable = NULL;
1188 TRACE("(%p,%x)\n", pUnknown, fContained);
1190 hres = IUnknown_QueryInterface(pUnknown,
1191 &IID_IRunnableObject,
1194 if (SUCCEEDED(hres))
1196 hres = IRunnableObject_SetContainedObject(runnable, fContained);
1198 IRunnableObject_Release(runnable);
1206 /******************************************************************************
1209 * Set the OLE object to the running state.
1212 * pUnknown [I] OLE object to run.
1216 * Failure: Any HRESULT code.
1218 HRESULT WINAPI OleRun(LPUNKNOWN pUnknown)
1220 IRunnableObject *runable;
1223 TRACE("(%p)\n", pUnknown);
1225 hres = IUnknown_QueryInterface(pUnknown, &IID_IRunnableObject, (void**)&runable);
1227 return S_OK; /* Appears to return no error. */
1229 hres = IRunnableObject_Run(runable, NULL);
1230 IRunnableObject_Release(runable);
1234 /******************************************************************************
1237 HRESULT WINAPI OleLoad(
1240 LPOLECLIENTSITE pClientSite,
1243 IPersistStorage* persistStorage = NULL;
1245 IOleObject* pOleObject = NULL;
1246 STATSTG storageInfo;
1249 TRACE("(%p, %s, %p, %p)\n", pStg, debugstr_guid(riid), pClientSite, ppvObj);
1254 * TODO, Conversion ... OleDoAutoConvert
1258 * Get the class ID for the object.
1260 hres = IStorage_Stat(pStg, &storageInfo, STATFLAG_NONAME);
1263 * Now, try and create the handler for the object
1265 hres = CoCreateInstance(&storageInfo.clsid,
1267 CLSCTX_INPROC_HANDLER|CLSCTX_INPROC_SERVER,
1272 * If that fails, as it will most times, load the default
1277 hres = OleCreateDefaultHandler(&storageInfo.clsid,
1284 * If we couldn't find a handler... this is bad. Abort the whole thing.
1291 hres = IUnknown_QueryInterface(pUnk, &IID_IOleObject, (void **)&pOleObject);
1292 if (SUCCEEDED(hres))
1295 hres = IOleObject_GetMiscStatus(pOleObject, DVASPECT_CONTENT, &dwStatus);
1300 * Initialize the object with its IPersistStorage interface.
1302 hres = IOleObject_QueryInterface(pUnk,
1303 &IID_IPersistStorage,
1304 (void**)&persistStorage);
1306 if (SUCCEEDED(hres))
1308 hres = IPersistStorage_Load(persistStorage, pStg);
1310 IPersistStorage_Release(persistStorage);
1311 persistStorage = NULL;
1314 if (SUCCEEDED(hres) && pClientSite)
1316 * Inform the new object of it's client site.
1318 hres = IOleObject_SetClientSite(pOleObject, pClientSite);
1321 * Cleanup interfaces used internally
1324 IOleObject_Release(pOleObject);
1326 if (SUCCEEDED(hres))
1330 hres1 = IUnknown_QueryInterface(pUnk, &IID_IOleLink, (void **)&pOleLink);
1331 if (SUCCEEDED(hres1))
1333 FIXME("handle OLE link\n");
1334 IOleLink_Release(pOleLink);
1340 IUnknown_Release(pUnk);
1349 /***********************************************************************
1352 HRESULT WINAPI OleSave(
1353 LPPERSISTSTORAGE pPS,
1360 TRACE("(%p,%p,%x)\n", pPS, pStg, fSameAsLoad);
1363 * First, we transfer the class ID (if available)
1365 hres = IPersistStorage_GetClassID(pPS, &objectClass);
1367 if (SUCCEEDED(hres))
1369 WriteClassStg(pStg, &objectClass);
1373 * Then, we ask the object to save itself to the
1374 * storage. If it is successful, we commit the storage.
1376 hres = IPersistStorage_Save(pPS, pStg, fSameAsLoad);
1378 if (SUCCEEDED(hres))
1380 IStorage_Commit(pStg,
1388 /******************************************************************************
1389 * OleLockRunning [OLE32.@]
1391 HRESULT WINAPI OleLockRunning(LPUNKNOWN pUnknown, BOOL fLock, BOOL fLastUnlockCloses)
1393 IRunnableObject* runnable = NULL;
1396 TRACE("(%p,%x,%x)\n", pUnknown, fLock, fLastUnlockCloses);
1398 hres = IUnknown_QueryInterface(pUnknown,
1399 &IID_IRunnableObject,
1402 if (SUCCEEDED(hres))
1404 hres = IRunnableObject_LockRunning(runnable, fLock, fLastUnlockCloses);
1406 IRunnableObject_Release(runnable);
1415 /**************************************************************************
1416 * Internal methods to manage the shared OLE menu in response to the
1417 * OLE***MenuDescriptor API
1421 * OLEMenu_Initialize()
1423 * Initializes the OLEMENU data structures.
1425 static void OLEMenu_Initialize(void)
1430 * OLEMenu_UnInitialize()
1432 * Releases the OLEMENU data structures.
1434 static void OLEMenu_UnInitialize(void)
1438 /*************************************************************************
1439 * OLEMenu_InstallHooks
1440 * Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1442 * RETURNS: TRUE if message hooks were successfully installed
1445 static BOOL OLEMenu_InstallHooks( DWORD tid )
1447 OleMenuHookItem *pHookItem;
1449 /* Create an entry for the hook table */
1450 if ( !(pHookItem = HeapAlloc(GetProcessHeap(), 0,
1451 sizeof(OleMenuHookItem)) ) )
1454 pHookItem->tid = tid;
1455 pHookItem->hHeap = GetProcessHeap();
1456 pHookItem->CallWndProc_hHook = NULL;
1458 /* Install a thread scope message hook for WH_GETMESSAGE */
1459 pHookItem->GetMsg_hHook = SetWindowsHookExW( WH_GETMESSAGE, OLEMenu_GetMsgProc,
1460 0, GetCurrentThreadId() );
1461 if ( !pHookItem->GetMsg_hHook )
1464 /* Install a thread scope message hook for WH_CALLWNDPROC */
1465 pHookItem->CallWndProc_hHook = SetWindowsHookExW( WH_CALLWNDPROC, OLEMenu_CallWndProc,
1466 0, GetCurrentThreadId() );
1467 if ( !pHookItem->CallWndProc_hHook )
1470 /* Insert the hook table entry */
1471 pHookItem->next = hook_list;
1472 hook_list = pHookItem;
1477 /* Unhook any hooks */
1478 if ( pHookItem->GetMsg_hHook )
1479 UnhookWindowsHookEx( pHookItem->GetMsg_hHook );
1480 if ( pHookItem->CallWndProc_hHook )
1481 UnhookWindowsHookEx( pHookItem->CallWndProc_hHook );
1482 /* Release the hook table entry */
1483 HeapFree(pHookItem->hHeap, 0, pHookItem );
1488 /*************************************************************************
1489 * OLEMenu_UnInstallHooks
1490 * UnInstall thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1492 * RETURNS: TRUE if message hooks were successfully installed
1495 static BOOL OLEMenu_UnInstallHooks( DWORD tid )
1497 OleMenuHookItem *pHookItem = NULL;
1498 OleMenuHookItem **ppHook = &hook_list;
1502 if ((*ppHook)->tid == tid)
1504 pHookItem = *ppHook;
1505 *ppHook = pHookItem->next;
1508 ppHook = &(*ppHook)->next;
1510 if (!pHookItem) return FALSE;
1512 /* Uninstall the hooks installed for this thread */
1513 if ( !UnhookWindowsHookEx( pHookItem->GetMsg_hHook ) )
1515 if ( !UnhookWindowsHookEx( pHookItem->CallWndProc_hHook ) )
1518 /* Release the hook table entry */
1519 HeapFree(pHookItem->hHeap, 0, pHookItem );
1524 /* Release the hook table entry */
1525 HeapFree(pHookItem->hHeap, 0, pHookItem );
1530 /*************************************************************************
1531 * OLEMenu_IsHookInstalled
1532 * Tests if OLEMenu hooks have been installed for a thread
1534 * RETURNS: The pointer and index of the hook table entry for the tid
1535 * NULL and -1 for the index if no hooks were installed for this thread
1537 static OleMenuHookItem * OLEMenu_IsHookInstalled( DWORD tid )
1539 OleMenuHookItem *pHookItem;
1541 /* Do a simple linear search for an entry whose tid matches ours.
1542 * We really need a map but efficiency is not a concern here. */
1543 for (pHookItem = hook_list; pHookItem; pHookItem = pHookItem->next)
1545 if ( tid == pHookItem->tid )
1552 /***********************************************************************
1553 * OLEMenu_FindMainMenuIndex
1555 * Used by OLEMenu API to find the top level group a menu item belongs to.
1556 * On success pnPos contains the index of the item in the top level menu group
1558 * RETURNS: TRUE if the ID was found, FALSE on failure
1560 static BOOL OLEMenu_FindMainMenuIndex( HMENU hMainMenu, HMENU hPopupMenu, UINT *pnPos )
1564 nItems = GetMenuItemCount( hMainMenu );
1566 for (i = 0; i < nItems; i++)
1570 /* Is the current item a submenu? */
1571 if ( (hsubmenu = GetSubMenu(hMainMenu, i)) )
1573 /* If the handle is the same we're done */
1574 if ( hsubmenu == hPopupMenu )
1580 /* Recursively search without updating pnPos */
1581 else if ( OLEMenu_FindMainMenuIndex( hsubmenu, hPopupMenu, NULL ) )
1593 /***********************************************************************
1594 * OLEMenu_SetIsServerMenu
1596 * Checks whether a popup menu belongs to a shared menu group which is
1597 * owned by the server, and sets the menu descriptor state accordingly.
1598 * All menu messages from these groups should be routed to the server.
1600 * RETURNS: TRUE if the popup menu is part of a server owned group
1601 * FALSE if the popup menu is part of a container owned group
1603 static BOOL OLEMenu_SetIsServerMenu( HMENU hmenu, OleMenuDescriptor *pOleMenuDescriptor )
1605 UINT nPos = 0, nWidth, i;
1607 pOleMenuDescriptor->bIsServerItem = FALSE;
1609 /* Don't bother searching if the popup is the combined menu itself */
1610 if ( hmenu == pOleMenuDescriptor->hmenuCombined )
1613 /* Find the menu item index in the shared OLE menu that this item belongs to */
1614 if ( !OLEMenu_FindMainMenuIndex( pOleMenuDescriptor->hmenuCombined, hmenu, &nPos ) )
1617 /* The group widths array has counts for the number of elements
1618 * in the groups File, Edit, Container, Object, Window, Help.
1619 * The Edit, Object & Help groups belong to the server object
1620 * and the other three belong to the container.
1621 * Loop through the group widths and locate the group we are a member of.
1623 for ( i = 0, nWidth = 0; i < 6; i++ )
1625 nWidth += pOleMenuDescriptor->mgw.width[i];
1626 if ( nPos < nWidth )
1628 /* Odd elements are server menu widths */
1629 pOleMenuDescriptor->bIsServerItem = (i%2) ? TRUE : FALSE;
1634 return pOleMenuDescriptor->bIsServerItem;
1637 /*************************************************************************
1638 * OLEMenu_CallWndProc
1639 * Thread scope WH_CALLWNDPROC hook proc filter function (callback)
1640 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1642 static LRESULT CALLBACK OLEMenu_CallWndProc(INT code, WPARAM wParam, LPARAM lParam)
1645 HOLEMENU hOleMenu = 0;
1646 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1647 OleMenuHookItem *pHookItem = NULL;
1650 TRACE("%i, %04lx, %08lx\n", code, wParam, lParam );
1652 /* Check if we're being asked to process the message */
1653 if ( HC_ACTION != code )
1656 /* Retrieve the current message being dispatched from lParam */
1657 pMsg = (LPCWPSTRUCT)lParam;
1659 /* Check if the message is destined for a window we are interested in:
1660 * If the window has an OLEMenu property we may need to dispatch
1661 * the menu message to its active objects window instead. */
1663 hOleMenu = GetPropW( pMsg->hwnd, prop_olemenuW );
1667 /* Get the menu descriptor */
1668 pOleMenuDescriptor = GlobalLock( hOleMenu );
1669 if ( !pOleMenuDescriptor ) /* Bad descriptor! */
1672 /* Process menu messages */
1673 switch( pMsg->message )
1677 /* Reset the menu descriptor state */
1678 pOleMenuDescriptor->bIsServerItem = FALSE;
1680 /* Send this message to the server as well */
1681 SendMessageW( pOleMenuDescriptor->hwndActiveObject,
1682 pMsg->message, pMsg->wParam, pMsg->lParam );
1686 case WM_INITMENUPOPUP:
1688 /* Save the state for whether this is a server owned menu */
1689 OLEMenu_SetIsServerMenu( (HMENU)pMsg->wParam, pOleMenuDescriptor );
1695 fuFlags = HIWORD(pMsg->wParam); /* Get flags */
1696 if ( fuFlags & MF_SYSMENU )
1699 /* Save the state for whether this is a server owned popup menu */
1700 else if ( fuFlags & MF_POPUP )
1701 OLEMenu_SetIsServerMenu( (HMENU)pMsg->lParam, pOleMenuDescriptor );
1708 LPDRAWITEMSTRUCT lpdis = (LPDRAWITEMSTRUCT) pMsg->lParam;
1709 if ( pMsg->wParam != 0 || lpdis->CtlType != ODT_MENU )
1710 goto NEXTHOOK; /* Not a menu message */
1719 /* If the message was for the server dispatch it accordingly */
1720 if ( pOleMenuDescriptor->bIsServerItem )
1722 SendMessageW( pOleMenuDescriptor->hwndActiveObject,
1723 pMsg->message, pMsg->wParam, pMsg->lParam );
1727 if ( pOleMenuDescriptor )
1728 GlobalUnlock( hOleMenu );
1730 /* Lookup the hook item for the current thread */
1731 if ( !( pHookItem = OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1733 /* This should never fail!! */
1734 WARN("could not retrieve hHook for current thread!\n" );
1738 /* Pass on the message to the next hooker */
1739 return CallNextHookEx( pHookItem->CallWndProc_hHook, code, wParam, lParam );
1742 /*************************************************************************
1743 * OLEMenu_GetMsgProc
1744 * Thread scope WH_GETMESSAGE hook proc filter function (callback)
1745 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1747 static LRESULT CALLBACK OLEMenu_GetMsgProc(INT code, WPARAM wParam, LPARAM lParam)
1750 HOLEMENU hOleMenu = 0;
1751 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1752 OleMenuHookItem *pHookItem = NULL;
1755 TRACE("%i, %04lx, %08lx\n", code, wParam, lParam );
1757 /* Check if we're being asked to process a messages */
1758 if ( HC_ACTION != code )
1761 /* Retrieve the current message being dispatched from lParam */
1762 pMsg = (LPMSG)lParam;
1764 /* Check if the message is destined for a window we are interested in:
1765 * If the window has an OLEMenu property we may need to dispatch
1766 * the menu message to its active objects window instead. */
1768 hOleMenu = GetPropW( pMsg->hwnd, prop_olemenuW );
1772 /* Process menu messages */
1773 switch( pMsg->message )
1777 wCode = HIWORD(pMsg->wParam); /* Get notification code */
1779 goto NEXTHOOK; /* Not a menu message */
1786 /* Get the menu descriptor */
1787 pOleMenuDescriptor = GlobalLock( hOleMenu );
1788 if ( !pOleMenuDescriptor ) /* Bad descriptor! */
1791 /* If the message was for the server dispatch it accordingly */
1792 if ( pOleMenuDescriptor->bIsServerItem )
1794 /* Change the hWnd in the message to the active objects hWnd.
1795 * The message loop which reads this message will automatically
1796 * dispatch it to the embedded objects window. */
1797 pMsg->hwnd = pOleMenuDescriptor->hwndActiveObject;
1801 if ( pOleMenuDescriptor )
1802 GlobalUnlock( hOleMenu );
1804 /* Lookup the hook item for the current thread */
1805 if ( !( pHookItem = OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1807 /* This should never fail!! */
1808 WARN("could not retrieve hHook for current thread!\n" );
1812 /* Pass on the message to the next hooker */
1813 return CallNextHookEx( pHookItem->GetMsg_hHook, code, wParam, lParam );
1816 /***********************************************************************
1817 * OleCreateMenuDescriptor [OLE32.@]
1818 * Creates an OLE menu descriptor for OLE to use when dispatching
1819 * menu messages and commands.
1822 * hmenuCombined - Handle to the objects combined menu
1823 * lpMenuWidths - Pointer to array of 6 LONG's indicating menus per group
1826 HOLEMENU WINAPI OleCreateMenuDescriptor(
1827 HMENU hmenuCombined,
1828 LPOLEMENUGROUPWIDTHS lpMenuWidths)
1831 OleMenuDescriptor *pOleMenuDescriptor;
1834 if ( !hmenuCombined || !lpMenuWidths )
1837 /* Create an OLE menu descriptor */
1838 if ( !(hOleMenu = GlobalAlloc(GMEM_MOVEABLE | GMEM_ZEROINIT,
1839 sizeof(OleMenuDescriptor) ) ) )
1842 pOleMenuDescriptor = GlobalLock( hOleMenu );
1843 if ( !pOleMenuDescriptor )
1846 /* Initialize menu group widths and hmenu */
1847 for ( i = 0; i < 6; i++ )
1848 pOleMenuDescriptor->mgw.width[i] = lpMenuWidths->width[i];
1850 pOleMenuDescriptor->hmenuCombined = hmenuCombined;
1851 pOleMenuDescriptor->bIsServerItem = FALSE;
1852 GlobalUnlock( hOleMenu );
1857 /***********************************************************************
1858 * OleDestroyMenuDescriptor [OLE32.@]
1859 * Destroy the shared menu descriptor
1861 HRESULT WINAPI OleDestroyMenuDescriptor(
1862 HOLEMENU hmenuDescriptor)
1864 if ( hmenuDescriptor )
1865 GlobalFree( hmenuDescriptor );
1869 /***********************************************************************
1870 * OleSetMenuDescriptor [OLE32.@]
1871 * Installs or removes OLE dispatching code for the containers frame window.
1874 * hOleMenu Handle to composite menu descriptor
1875 * hwndFrame Handle to containers frame window
1876 * hwndActiveObject Handle to objects in-place activation window
1877 * lpFrame Pointer to IOleInPlaceFrame on containers window
1878 * lpActiveObject Pointer to IOleInPlaceActiveObject on active in-place object
1881 * S_OK - menu installed correctly
1882 * E_FAIL, E_INVALIDARG, E_UNEXPECTED - failure
1885 * The lpFrame and lpActiveObject parameters are currently ignored
1886 * OLE should install context sensitive help F1 filtering for the app when
1887 * these are non null.
1889 HRESULT WINAPI OleSetMenuDescriptor(
1892 HWND hwndActiveObject,
1893 LPOLEINPLACEFRAME lpFrame,
1894 LPOLEINPLACEACTIVEOBJECT lpActiveObject)
1896 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1899 if ( !hwndFrame || (hOleMenu && !hwndActiveObject) )
1900 return E_INVALIDARG;
1902 if ( lpFrame || lpActiveObject )
1904 FIXME("(%p, %p, %p, %p, %p), Context sensitive help filtering not implemented!\n",
1912 /* Set up a message hook to intercept the containers frame window messages.
1913 * The message filter is responsible for dispatching menu messages from the
1914 * shared menu which are intended for the object.
1917 if ( hOleMenu ) /* Want to install dispatching code */
1919 /* If OLEMenu hooks are already installed for this thread, fail
1920 * Note: This effectively means that OleSetMenuDescriptor cannot
1921 * be called twice in succession on the same frame window
1922 * without first calling it with a null hOleMenu to uninstall */
1923 if ( OLEMenu_IsHookInstalled( GetCurrentThreadId() ) )
1926 /* Get the menu descriptor */
1927 pOleMenuDescriptor = GlobalLock( hOleMenu );
1928 if ( !pOleMenuDescriptor )
1929 return E_UNEXPECTED;
1931 /* Update the menu descriptor */
1932 pOleMenuDescriptor->hwndFrame = hwndFrame;
1933 pOleMenuDescriptor->hwndActiveObject = hwndActiveObject;
1935 GlobalUnlock( hOleMenu );
1936 pOleMenuDescriptor = NULL;
1938 /* Add a menu descriptor windows property to the frame window */
1939 SetPropW( hwndFrame, prop_olemenuW, hOleMenu );
1941 /* Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC */
1942 if ( !OLEMenu_InstallHooks( GetCurrentThreadId() ) )
1945 else /* Want to uninstall dispatching code */
1947 /* Uninstall the hooks */
1948 if ( !OLEMenu_UnInstallHooks( GetCurrentThreadId() ) )
1951 /* Remove the menu descriptor property from the frame window */
1952 RemovePropW( hwndFrame, prop_olemenuW );
1958 /******************************************************************************
1959 * IsAccelerator [OLE32.@]
1960 * Mostly copied from controls/menu.c TranslateAccelerator implementation
1962 BOOL WINAPI IsAccelerator(HACCEL hAccel, int cAccelEntries, LPMSG lpMsg, WORD* lpwCmd)
1967 if(!lpMsg) return FALSE;
1970 WARN_(accel)("NULL accel handle\n");
1973 if((lpMsg->message != WM_KEYDOWN &&
1974 lpMsg->message != WM_SYSKEYDOWN &&
1975 lpMsg->message != WM_SYSCHAR &&
1976 lpMsg->message != WM_CHAR)) return FALSE;
1977 lpAccelTbl = HeapAlloc(GetProcessHeap(), 0, cAccelEntries * sizeof(ACCEL));
1978 if (NULL == lpAccelTbl)
1982 if (CopyAcceleratorTableW(hAccel, lpAccelTbl, cAccelEntries) != cAccelEntries)
1984 WARN_(accel)("CopyAcceleratorTableW failed\n");
1985 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
1989 TRACE_(accel)("hAccel=%p, cAccelEntries=%d,"
1990 "msg->hwnd=%p, msg->message=%04x, wParam=%08lx, lParam=%08lx\n",
1991 hAccel, cAccelEntries,
1992 lpMsg->hwnd, lpMsg->message, lpMsg->wParam, lpMsg->lParam);
1993 for(i = 0; i < cAccelEntries; i++)
1995 if(lpAccelTbl[i].key != lpMsg->wParam)
1998 if(lpMsg->message == WM_CHAR)
2000 if(!(lpAccelTbl[i].fVirt & FALT) && !(lpAccelTbl[i].fVirt & FVIRTKEY))
2002 TRACE_(accel)("found accel for WM_CHAR: ('%c')\n", LOWORD(lpMsg->wParam) & 0xff);
2008 if(lpAccelTbl[i].fVirt & FVIRTKEY)
2011 TRACE_(accel)("found accel for virt_key %04lx (scan %04x)\n",
2012 lpMsg->wParam, HIWORD(lpMsg->lParam) & 0xff);
2013 if(GetKeyState(VK_SHIFT) & 0x8000) mask |= FSHIFT;
2014 if(GetKeyState(VK_CONTROL) & 0x8000) mask |= FCONTROL;
2015 if(GetKeyState(VK_MENU) & 0x8000) mask |= FALT;
2016 if(mask == (lpAccelTbl[i].fVirt & (FSHIFT | FCONTROL | FALT))) goto found;
2017 TRACE_(accel)("incorrect SHIFT/CTRL/ALT-state\n");
2021 if(!(lpMsg->lParam & 0x01000000)) /* no special_key */
2023 if((lpAccelTbl[i].fVirt & FALT) && (lpMsg->lParam & 0x20000000))
2024 { /* ^^ ALT pressed */
2025 TRACE_(accel)("found accel for Alt-%c\n", LOWORD(lpMsg->wParam) & 0xff);
2033 WARN_(accel)("couldn't translate accelerator key\n");
2034 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
2038 if(lpwCmd) *lpwCmd = lpAccelTbl[i].cmd;
2039 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
2043 /***********************************************************************
2044 * ReleaseStgMedium [OLE32.@]
2046 void WINAPI ReleaseStgMedium(
2049 switch (pmedium->tymed)
2053 if ( (pmedium->pUnkForRelease==0) &&
2054 (pmedium->u.hGlobal!=0) )
2055 GlobalFree(pmedium->u.hGlobal);
2060 if (pmedium->u.lpszFileName!=0)
2062 if (pmedium->pUnkForRelease==0)
2064 DeleteFileW(pmedium->u.lpszFileName);
2067 CoTaskMemFree(pmedium->u.lpszFileName);
2073 if (pmedium->u.pstm!=0)
2075 IStream_Release(pmedium->u.pstm);
2079 case TYMED_ISTORAGE:
2081 if (pmedium->u.pstg!=0)
2083 IStorage_Release(pmedium->u.pstg);
2089 if ( (pmedium->pUnkForRelease==0) &&
2090 (pmedium->u.hBitmap!=0) )
2091 DeleteObject(pmedium->u.hBitmap);
2096 if ( (pmedium->pUnkForRelease==0) &&
2097 (pmedium->u.hMetaFilePict!=0) )
2099 LPMETAFILEPICT pMP = GlobalLock(pmedium->u.hMetaFilePict);
2100 DeleteMetaFile(pMP->hMF);
2101 GlobalUnlock(pmedium->u.hMetaFilePict);
2102 GlobalFree(pmedium->u.hMetaFilePict);
2108 if ( (pmedium->pUnkForRelease==0) &&
2109 (pmedium->u.hEnhMetaFile!=0) )
2111 DeleteEnhMetaFile(pmedium->u.hEnhMetaFile);
2119 pmedium->tymed=TYMED_NULL;
2122 * After cleaning up, the unknown is released
2124 if (pmedium->pUnkForRelease!=0)
2126 IUnknown_Release(pmedium->pUnkForRelease);
2127 pmedium->pUnkForRelease = 0;
2132 * OLEDD_Initialize()
2134 * Initializes the OLE drag and drop data structures.
2136 static void OLEDD_Initialize(void)
2140 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
2141 wndClass.style = CS_GLOBALCLASS;
2142 wndClass.lpfnWndProc = OLEDD_DragTrackerWindowProc;
2143 wndClass.cbClsExtra = 0;
2144 wndClass.cbWndExtra = sizeof(TrackerWindowInfo*);
2145 wndClass.hCursor = 0;
2146 wndClass.hbrBackground = 0;
2147 wndClass.lpszClassName = OLEDD_DRAGTRACKERCLASS;
2149 RegisterClassW (&wndClass);
2153 * OLEDD_DragTrackerWindowProc()
2155 * This method is the WindowProcedure of the drag n drop tracking
2156 * window. During a drag n Drop operation, an invisible window is created
2157 * to receive the user input and act upon it. This procedure is in charge
2161 #define DRAG_TIMER_ID 1
2163 static LRESULT WINAPI OLEDD_DragTrackerWindowProc(
2173 LPCREATESTRUCTA createStruct = (LPCREATESTRUCTA)lParam;
2175 SetWindowLongPtrW(hwnd, 0, (LONG_PTR)createStruct->lpCreateParams);
2176 SetTimer(hwnd, DRAG_TIMER_ID, 50, NULL);
2183 OLEDD_TrackMouseMove((TrackerWindowInfo*)GetWindowLongPtrA(hwnd, 0));
2189 case WM_LBUTTONDOWN:
2190 case WM_MBUTTONDOWN:
2191 case WM_RBUTTONDOWN:
2193 OLEDD_TrackStateChange((TrackerWindowInfo*)GetWindowLongPtrA(hwnd, 0));
2198 KillTimer(hwnd, DRAG_TIMER_ID);
2204 * This is a window proc after all. Let's call the default.
2206 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
2210 * OLEDD_TrackMouseMove()
2212 * This method is invoked while a drag and drop operation is in effect.
2213 * it will generate the appropriate callbacks in the drop source
2214 * and drop target. It will also provide the expected feedback to
2218 * trackerInfo - Pointer to the structure identifying the
2219 * drag & drop operation that is currently
2222 static void OLEDD_TrackMouseMove(TrackerWindowInfo* trackerInfo)
2224 HWND hwndNewTarget = 0;
2229 * Get the handle of the window under the mouse
2231 pt.x = trackerInfo->curMousePos.x;
2232 pt.y = trackerInfo->curMousePos.y;
2233 hwndNewTarget = WindowFromPoint(pt);
2236 * Every time, we re-initialize the effects passed to the
2237 * IDropTarget to the effects allowed by the source.
2239 *trackerInfo->pdwEffect = trackerInfo->dwOKEffect;
2242 * If we are hovering over the same target as before, send the
2243 * DragOver notification
2245 if ( (trackerInfo->curDragTarget != 0) &&
2246 (trackerInfo->curTargetHWND == hwndNewTarget) )
2248 IDropTarget_DragOver(trackerInfo->curDragTarget,
2249 trackerInfo->dwKeyState,
2250 trackerInfo->curMousePos,
2251 trackerInfo->pdwEffect);
2256 * If we changed window, we have to notify our old target and check for
2259 if (trackerInfo->curDragTarget)
2260 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2263 * Make sure we're hovering over a window.
2268 * Find-out if there is a drag target under the mouse
2270 HWND next_target_wnd = hwndNewTarget;
2272 trackerInfo->curTargetHWND = hwndNewTarget;
2274 while (next_target_wnd && !is_droptarget(next_target_wnd))
2275 next_target_wnd = GetParent(next_target_wnd);
2277 if (next_target_wnd) hwndNewTarget = next_target_wnd;
2279 trackerInfo->curDragTargetHWND = hwndNewTarget;
2280 if(trackerInfo->curDragTarget) IDropTarget_Release(trackerInfo->curDragTarget);
2281 trackerInfo->curDragTarget = get_droptarget_pointer(hwndNewTarget);
2284 * If there is, notify it that we just dragged-in
2286 if (trackerInfo->curDragTarget)
2288 hr = IDropTarget_DragEnter(trackerInfo->curDragTarget,
2289 trackerInfo->dataObject,
2290 trackerInfo->dwKeyState,
2291 trackerInfo->curMousePos,
2292 trackerInfo->pdwEffect);
2294 /* failed DragEnter() means invalid target */
2297 trackerInfo->curDragTargetHWND = 0;
2298 trackerInfo->curTargetHWND = 0;
2299 IDropTarget_Release(trackerInfo->curDragTarget);
2300 trackerInfo->curDragTarget = 0;
2307 * The mouse is not over a window so we don't track anything.
2309 trackerInfo->curDragTargetHWND = 0;
2310 trackerInfo->curTargetHWND = 0;
2311 if(trackerInfo->curDragTarget) IDropTarget_Release(trackerInfo->curDragTarget);
2312 trackerInfo->curDragTarget = 0;
2317 * Now that we have done that, we have to tell the source to give
2318 * us feedback on the work being done by the target. If we don't
2319 * have a target, simulate no effect.
2321 if (trackerInfo->curDragTarget==0)
2323 *trackerInfo->pdwEffect = DROPEFFECT_NONE;
2326 hr = IDropSource_GiveFeedback(trackerInfo->dropSource,
2327 *trackerInfo->pdwEffect);
2330 * When we ask for feedback from the drop source, sometimes it will
2331 * do all the necessary work and sometimes it will not handle it
2332 * when that's the case, we must display the standard drag and drop
2335 if (hr == DRAGDROP_S_USEDEFAULTCURSORS)
2339 if (*trackerInfo->pdwEffect & DROPEFFECT_MOVE)
2341 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(2));
2343 else if (*trackerInfo->pdwEffect & DROPEFFECT_COPY)
2345 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(3));
2347 else if (*trackerInfo->pdwEffect & DROPEFFECT_LINK)
2349 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(4));
2353 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(1));
2361 * OLEDD_TrackStateChange()
2363 * This method is invoked while a drag and drop operation is in effect.
2364 * It is used to notify the drop target/drop source callbacks when
2365 * the state of the keyboard or mouse button change.
2368 * trackerInfo - Pointer to the structure identifying the
2369 * drag & drop operation that is currently
2372 static void OLEDD_TrackStateChange(TrackerWindowInfo* trackerInfo)
2375 * Ask the drop source what to do with the operation.
2377 trackerInfo->returnValue = IDropSource_QueryContinueDrag(
2378 trackerInfo->dropSource,
2379 trackerInfo->escPressed,
2380 trackerInfo->dwKeyState);
2383 * All the return valued will stop the operation except the S_OK
2386 if (trackerInfo->returnValue!=S_OK)
2389 * Make sure the message loop in DoDragDrop stops
2391 trackerInfo->trackingDone = TRUE;
2394 * Release the mouse in case the drop target decides to show a popup
2395 * or a menu or something.
2400 * If we end-up over a target, drop the object in the target or
2401 * inform the target that the operation was cancelled.
2403 if (trackerInfo->curDragTarget)
2405 switch (trackerInfo->returnValue)
2408 * If the source wants us to complete the operation, we tell
2409 * the drop target that we just dropped the object in it.
2411 case DRAGDROP_S_DROP:
2412 if (*trackerInfo->pdwEffect != DROPEFFECT_NONE)
2413 IDropTarget_Drop(trackerInfo->curDragTarget,
2414 trackerInfo->dataObject,
2415 trackerInfo->dwKeyState,
2416 trackerInfo->curMousePos,
2417 trackerInfo->pdwEffect);
2419 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2423 * If the source told us that we should cancel, fool the drop
2424 * target by telling it that the mouse left it's window.
2425 * Also set the drop effect to "NONE" in case the application
2426 * ignores the result of DoDragDrop.
2428 case DRAGDROP_S_CANCEL:
2429 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2430 *trackerInfo->pdwEffect = DROPEFFECT_NONE;
2438 * OLEDD_GetButtonState()
2440 * This method will use the current state of the keyboard to build
2441 * a button state mask equivalent to the one passed in the
2442 * WM_MOUSEMOVE wParam.
2444 static DWORD OLEDD_GetButtonState(void)
2446 BYTE keyboardState[256];
2449 GetKeyboardState(keyboardState);
2451 if ( (keyboardState[VK_SHIFT] & 0x80) !=0)
2452 keyMask |= MK_SHIFT;
2454 if ( (keyboardState[VK_CONTROL] & 0x80) !=0)
2455 keyMask |= MK_CONTROL;
2457 if ( (keyboardState[VK_LBUTTON] & 0x80) !=0)
2458 keyMask |= MK_LBUTTON;
2460 if ( (keyboardState[VK_RBUTTON] & 0x80) !=0)
2461 keyMask |= MK_RBUTTON;
2463 if ( (keyboardState[VK_MBUTTON] & 0x80) !=0)
2464 keyMask |= MK_MBUTTON;
2470 * OLEDD_GetButtonState()
2472 * This method will read the default value of the registry key in
2473 * parameter and extract a DWORD value from it. The registry key value
2474 * can be in a string key or a DWORD key.
2477 * regKey - Key to read the default value from
2478 * pdwValue - Pointer to the location where the DWORD
2479 * value is returned. This value is not modified
2480 * if the value is not found.
2483 static void OLEUTL_ReadRegistryDWORDValue(
2488 DWORD cbData = sizeof(buffer);
2492 lres = RegQueryValueExW(regKey,
2499 if (lres==ERROR_SUCCESS)
2504 *pdwValue = *(DWORD*)buffer;
2509 *pdwValue = (DWORD)strtoulW(buffer, NULL, 10);
2515 /******************************************************************************
2518 * The operation of this function is documented literally in the WinAPI
2519 * documentation to involve a QueryInterface for the IViewObject interface,
2520 * followed by a call to IViewObject::Draw.
2522 HRESULT WINAPI OleDraw(
2529 IViewObject *viewobject;
2531 hres = IUnknown_QueryInterface(pUnk,
2533 (void**)&viewobject);
2535 if (SUCCEEDED(hres))
2539 rectl.left = lprcBounds->left;
2540 rectl.right = lprcBounds->right;
2541 rectl.top = lprcBounds->top;
2542 rectl.bottom = lprcBounds->bottom;
2543 hres = IViewObject_Draw(viewobject, dwAspect, -1, 0, 0, 0, hdcDraw, &rectl, 0, 0, 0);
2545 IViewObject_Release(viewobject);
2550 return DV_E_NOIVIEWOBJECT;
2554 /***********************************************************************
2555 * OleTranslateAccelerator [OLE32.@]
2557 HRESULT WINAPI OleTranslateAccelerator (LPOLEINPLACEFRAME lpFrame,
2558 LPOLEINPLACEFRAMEINFO lpFrameInfo, LPMSG lpmsg)
2562 TRACE("(%p,%p,%p)\n", lpFrame, lpFrameInfo, lpmsg);
2564 if (IsAccelerator(lpFrameInfo->haccel,lpFrameInfo->cAccelEntries,lpmsg,&wID))
2565 return IOleInPlaceFrame_TranslateAccelerator(lpFrame,lpmsg,wID);
2570 /******************************************************************************
2571 * OleCreate [OLE32.@]
2574 HRESULT WINAPI OleCreate(
2578 LPFORMATETC pFormatEtc,
2579 LPOLECLIENTSITE pClientSite,
2584 IUnknown * pUnk = NULL;
2585 IOleObject *pOleObject = NULL;
2587 TRACE("(%s, %s, %d, %p, %p, %p, %p)\n", debugstr_guid(rclsid),
2588 debugstr_guid(riid), renderopt, pFormatEtc, pClientSite, pStg, ppvObj);
2590 hres = CoCreateInstance(rclsid, 0, CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER, riid, (LPVOID*)&pUnk);
2592 if (SUCCEEDED(hres))
2593 hres = IStorage_SetClass(pStg, rclsid);
2595 if (pClientSite && SUCCEEDED(hres))
2597 hres = IUnknown_QueryInterface(pUnk, &IID_IOleObject, (LPVOID*)&pOleObject);
2598 if (SUCCEEDED(hres))
2601 hres = IOleObject_GetMiscStatus(pOleObject, DVASPECT_CONTENT, &dwStatus);
2605 if (SUCCEEDED(hres))
2607 IPersistStorage * pPS;
2608 if (SUCCEEDED((hres = IUnknown_QueryInterface(pUnk, &IID_IPersistStorage, (LPVOID*)&pPS))))
2610 TRACE("trying to set stg %p\n", pStg);
2611 hres = IPersistStorage_InitNew(pPS, pStg);
2612 TRACE("-- result 0x%08x\n", hres);
2613 IPersistStorage_Release(pPS);
2617 if (pClientSite && SUCCEEDED(hres))
2619 TRACE("trying to set clientsite %p\n", pClientSite);
2620 hres = IOleObject_SetClientSite(pOleObject, pClientSite);
2621 TRACE("-- result 0x%08x\n", hres);
2625 IOleObject_Release(pOleObject);
2627 if (((renderopt == OLERENDER_DRAW) || (renderopt == OLERENDER_FORMAT)) &&
2630 IRunnableObject *pRunnable;
2631 IOleCache *pOleCache;
2634 hres2 = IUnknown_QueryInterface(pUnk, &IID_IRunnableObject, (void **)&pRunnable);
2635 if (SUCCEEDED(hres2))
2637 hres = IRunnableObject_Run(pRunnable, NULL);
2638 IRunnableObject_Release(pRunnable);
2641 if (SUCCEEDED(hres))
2643 hres2 = IUnknown_QueryInterface(pUnk, &IID_IOleCache, (void **)&pOleCache);
2644 if (SUCCEEDED(hres2))
2647 if (renderopt == OLERENDER_DRAW && !pFormatEtc) {
2651 pfe.dwAspect = DVASPECT_CONTENT;
2653 pfe.tymed = TYMED_NULL;
2654 hres = IOleCache_Cache(pOleCache, &pfe, ADVF_PRIMEFIRST, &dwConnection);
2657 hres = IOleCache_Cache(pOleCache, pFormatEtc, ADVF_PRIMEFIRST, &dwConnection);
2658 IOleCache_Release(pOleCache);
2663 if (FAILED(hres) && pUnk)
2665 IUnknown_Release(pUnk);
2671 TRACE("-- %p\n", pUnk);
2675 /******************************************************************************
2676 * OleGetAutoConvert [OLE32.@]
2678 HRESULT WINAPI OleGetAutoConvert(REFCLSID clsidOld, LPCLSID pClsidNew)
2680 static const WCHAR wszAutoConvertTo[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2682 WCHAR buf[CHARS_IN_GUID];
2686 res = COM_OpenKeyForCLSID(clsidOld, wszAutoConvertTo, KEY_READ, &hkey);
2691 if (RegQueryValueW(hkey, NULL, buf, &len))
2693 res = REGDB_E_KEYMISSING;
2696 res = CLSIDFromString(buf, pClsidNew);
2698 if (hkey) RegCloseKey(hkey);
2702 /******************************************************************************
2703 * OleSetAutoConvert [OLE32.@]
2705 HRESULT WINAPI OleSetAutoConvert(REFCLSID clsidOld, REFCLSID clsidNew)
2707 static const WCHAR wszAutoConvertTo[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2709 WCHAR szClsidNew[CHARS_IN_GUID];
2712 TRACE("(%s,%s)\n", debugstr_guid(clsidOld), debugstr_guid(clsidNew));
2714 res = COM_OpenKeyForCLSID(clsidOld, NULL, KEY_READ | KEY_WRITE, &hkey);
2717 StringFromGUID2(clsidNew, szClsidNew, CHARS_IN_GUID);
2718 if (RegSetValueW(hkey, wszAutoConvertTo, REG_SZ, szClsidNew, (strlenW(szClsidNew)+1) * sizeof(WCHAR)))
2720 res = REGDB_E_WRITEREGDB;
2725 if (hkey) RegCloseKey(hkey);
2729 /******************************************************************************
2730 * OleDoAutoConvert [OLE32.@]
2732 HRESULT WINAPI OleDoAutoConvert(LPSTORAGE pStg, LPCLSID pClsidNew)
2734 FIXME("(%p,%p) : stub\n",pStg,pClsidNew);
2738 /******************************************************************************
2739 * OleIsRunning [OLE32.@]
2741 BOOL WINAPI OleIsRunning(LPOLEOBJECT object)
2743 IRunnableObject *pRunnable;
2747 TRACE("(%p)\n", object);
2749 if (!object) return FALSE;
2751 hr = IOleObject_QueryInterface(object, &IID_IRunnableObject, (void **)&pRunnable);
2754 running = IRunnableObject_IsRunning(pRunnable);
2755 IRunnableObject_Release(pRunnable);
2759 /***********************************************************************
2760 * OleNoteObjectVisible [OLE32.@]
2762 HRESULT WINAPI OleNoteObjectVisible(LPUNKNOWN pUnknown, BOOL bVisible)
2764 TRACE("(%p, %s)\n", pUnknown, bVisible ? "TRUE" : "FALSE");
2765 return CoLockObjectExternal(pUnknown, bVisible, TRUE);
2769 /***********************************************************************
2770 * OLE_FreeClipDataArray [internal]
2773 * frees the data associated with an array of CLIPDATAs
2775 static void OLE_FreeClipDataArray(ULONG count, CLIPDATA * pClipDataArray)
2778 for (i = 0; i < count; i++)
2779 if (pClipDataArray[i].pClipData)
2780 CoTaskMemFree(pClipDataArray[i].pClipData);
2783 /***********************************************************************
2784 * PropSysAllocString [OLE32.@]
2786 * Basically a copy of SysAllocStringLen.
2788 BSTR WINAPI PropSysAllocString(LPCOLESTR str)
2792 WCHAR* stringBuffer;
2797 len = lstrlenW(str);
2799 * Find the length of the buffer passed-in, in bytes.
2801 bufferSize = len * sizeof (WCHAR);
2804 * Allocate a new buffer to hold the string.
2805 * Don't forget to keep an empty spot at the beginning of the
2806 * buffer for the character count and an extra character at the
2809 newBuffer = HeapAlloc(GetProcessHeap(), 0,
2810 bufferSize + sizeof(WCHAR) + sizeof(DWORD));
2813 * If the memory allocation failed, return a null pointer.
2819 * Copy the length of the string in the placeholder.
2821 *newBuffer = bufferSize;
2824 * Skip the byte count.
2828 memcpy(newBuffer, str, bufferSize);
2831 * Make sure that there is a nul character at the end of the
2834 stringBuffer = (WCHAR*)newBuffer;
2835 stringBuffer[len] = '\0';
2837 return stringBuffer;
2840 /***********************************************************************
2841 * PropSysFreeString [OLE32.@]
2843 * Copy of SysFreeString.
2845 void WINAPI PropSysFreeString(LPOLESTR str)
2847 DWORD* bufferPointer;
2849 /* NULL is a valid parameter */
2853 * We have to be careful when we free a BSTR pointer, it points to
2854 * the beginning of the string but it skips the byte count contained
2855 * before the string.
2857 bufferPointer = (DWORD*)str;
2862 * Free the memory from its "real" origin.
2864 HeapFree(GetProcessHeap(), 0, bufferPointer);
2867 /******************************************************************************
2868 * Check if a PROPVARIANT's type is valid.
2870 static inline HRESULT PROPVARIANT_ValidateType(VARTYPE vt)
2897 case VT_STREAMED_OBJECT:
2898 case VT_STORED_OBJECT:
2899 case VT_BLOB_OBJECT:
2902 case VT_I2|VT_VECTOR:
2903 case VT_I4|VT_VECTOR:
2904 case VT_R4|VT_VECTOR:
2905 case VT_R8|VT_VECTOR:
2906 case VT_CY|VT_VECTOR:
2907 case VT_DATE|VT_VECTOR:
2908 case VT_BSTR|VT_VECTOR:
2909 case VT_ERROR|VT_VECTOR:
2910 case VT_BOOL|VT_VECTOR:
2911 case VT_VARIANT|VT_VECTOR:
2912 case VT_UI1|VT_VECTOR:
2913 case VT_UI2|VT_VECTOR:
2914 case VT_UI4|VT_VECTOR:
2915 case VT_I8|VT_VECTOR:
2916 case VT_UI8|VT_VECTOR:
2917 case VT_LPSTR|VT_VECTOR:
2918 case VT_LPWSTR|VT_VECTOR:
2919 case VT_FILETIME|VT_VECTOR:
2920 case VT_CF|VT_VECTOR:
2921 case VT_CLSID|VT_VECTOR:
2924 WARN("Bad type %d\n", vt);
2925 return STG_E_INVALIDPARAMETER;
2928 /***********************************************************************
2929 * PropVariantClear [OLE32.@]
2931 HRESULT WINAPI PropVariantClear(PROPVARIANT * pvar) /* [in/out] */
2935 TRACE("(%p)\n", pvar);
2940 hr = PROPVARIANT_ValidateType(pvar->vt);
2965 case VT_STREAMED_OBJECT:
2967 case VT_STORED_OBJECT:
2968 if (pvar->u.pStream)
2969 IUnknown_Release(pvar->u.pStream);
2974 /* pick an arbitrary typed pointer - we don't care about the type
2975 * as we are just freeing it */
2976 CoTaskMemFree(pvar->u.puuid);
2979 case VT_BLOB_OBJECT:
2980 CoTaskMemFree(pvar->u.blob.pBlobData);
2983 if (pvar->u.bstrVal)
2984 PropSysFreeString(pvar->u.bstrVal);
2987 if (pvar->u.pclipdata)
2989 OLE_FreeClipDataArray(1, pvar->u.pclipdata);
2990 CoTaskMemFree(pvar->u.pclipdata);
2994 if (pvar->vt & VT_VECTOR)
2998 switch (pvar->vt & ~VT_VECTOR)
3001 FreePropVariantArray(pvar->u.capropvar.cElems, pvar->u.capropvar.pElems);
3004 OLE_FreeClipDataArray(pvar->u.caclipdata.cElems, pvar->u.caclipdata.pElems);
3007 for (i = 0; i < pvar->u.cabstr.cElems; i++)
3008 PropSysFreeString(pvar->u.cabstr.pElems[i]);
3011 for (i = 0; i < pvar->u.calpstr.cElems; i++)
3012 CoTaskMemFree(pvar->u.calpstr.pElems[i]);
3015 for (i = 0; i < pvar->u.calpwstr.cElems; i++)
3016 CoTaskMemFree(pvar->u.calpwstr.pElems[i]);
3019 if (pvar->vt & ~VT_VECTOR)
3021 /* pick an arbitrary VT_VECTOR structure - they all have the same
3023 CoTaskMemFree(pvar->u.capropvar.pElems);
3027 WARN("Invalid/unsupported type %d\n", pvar->vt);
3030 ZeroMemory(pvar, sizeof(*pvar));
3035 /***********************************************************************
3036 * PropVariantCopy [OLE32.@]
3038 HRESULT WINAPI PropVariantCopy(PROPVARIANT *pvarDest, /* [out] */
3039 const PROPVARIANT *pvarSrc) /* [in] */
3044 TRACE("(%p, %p vt %04x)\n", pvarDest, pvarSrc, pvarSrc->vt);
3046 hr = PROPVARIANT_ValidateType(pvarSrc->vt);
3050 /* this will deal with most cases */
3051 *pvarDest = *pvarSrc;
3075 case VT_STREAMED_OBJECT:
3077 case VT_STORED_OBJECT:
3078 IUnknown_AddRef((LPUNKNOWN)pvarDest->u.pStream);
3081 pvarDest->u.puuid = CoTaskMemAlloc(sizeof(CLSID));
3082 *pvarDest->u.puuid = *pvarSrc->u.puuid;
3085 len = strlen(pvarSrc->u.pszVal);
3086 pvarDest->u.pszVal = CoTaskMemAlloc((len+1)*sizeof(CHAR));
3087 CopyMemory(pvarDest->u.pszVal, pvarSrc->u.pszVal, (len+1)*sizeof(CHAR));
3090 len = lstrlenW(pvarSrc->u.pwszVal);
3091 pvarDest->u.pwszVal = CoTaskMemAlloc((len+1)*sizeof(WCHAR));
3092 CopyMemory(pvarDest->u.pwszVal, pvarSrc->u.pwszVal, (len+1)*sizeof(WCHAR));
3095 case VT_BLOB_OBJECT:
3096 if (pvarSrc->u.blob.pBlobData)
3098 len = pvarSrc->u.blob.cbSize;
3099 pvarDest->u.blob.pBlobData = CoTaskMemAlloc(len);
3100 CopyMemory(pvarDest->u.blob.pBlobData, pvarSrc->u.blob.pBlobData, len);
3104 pvarDest->u.bstrVal = PropSysAllocString(pvarSrc->u.bstrVal);
3107 if (pvarSrc->u.pclipdata)
3109 len = pvarSrc->u.pclipdata->cbSize - sizeof(pvarSrc->u.pclipdata->ulClipFmt);
3110 pvarDest->u.pclipdata = CoTaskMemAlloc(sizeof (CLIPDATA));
3111 pvarDest->u.pclipdata->cbSize = pvarSrc->u.pclipdata->cbSize;
3112 pvarDest->u.pclipdata->ulClipFmt = pvarSrc->u.pclipdata->ulClipFmt;
3113 pvarDest->u.pclipdata->pClipData = CoTaskMemAlloc(len);
3114 CopyMemory(pvarDest->u.pclipdata->pClipData, pvarSrc->u.pclipdata->pClipData, len);
3118 if (pvarSrc->vt & VT_VECTOR)
3123 switch(pvarSrc->vt & ~VT_VECTOR)
3125 case VT_I1: elemSize = sizeof(pvarSrc->u.cVal); break;
3126 case VT_UI1: elemSize = sizeof(pvarSrc->u.bVal); break;
3127 case VT_I2: elemSize = sizeof(pvarSrc->u.iVal); break;
3128 case VT_UI2: elemSize = sizeof(pvarSrc->u.uiVal); break;
3129 case VT_BOOL: elemSize = sizeof(pvarSrc->u.boolVal); break;
3130 case VT_I4: elemSize = sizeof(pvarSrc->u.lVal); break;
3131 case VT_UI4: elemSize = sizeof(pvarSrc->u.ulVal); break;
3132 case VT_R4: elemSize = sizeof(pvarSrc->u.fltVal); break;
3133 case VT_R8: elemSize = sizeof(pvarSrc->u.dblVal); break;
3134 case VT_ERROR: elemSize = sizeof(pvarSrc->u.scode); break;
3135 case VT_I8: elemSize = sizeof(pvarSrc->u.hVal); break;
3136 case VT_UI8: elemSize = sizeof(pvarSrc->u.uhVal); break;
3137 case VT_CY: elemSize = sizeof(pvarSrc->u.cyVal); break;
3138 case VT_DATE: elemSize = sizeof(pvarSrc->u.date); break;
3139 case VT_FILETIME: elemSize = sizeof(pvarSrc->u.filetime); break;
3140 case VT_CLSID: elemSize = sizeof(*pvarSrc->u.puuid); break;
3141 case VT_CF: elemSize = sizeof(*pvarSrc->u.pclipdata); break;
3142 case VT_BSTR: elemSize = sizeof(pvarSrc->u.bstrVal); break;
3143 case VT_LPSTR: elemSize = sizeof(pvarSrc->u.pszVal); break;
3144 case VT_LPWSTR: elemSize = sizeof(pvarSrc->u.pwszVal); break;
3145 case VT_VARIANT: elemSize = sizeof(*pvarSrc->u.pvarVal); break;
3148 FIXME("Invalid element type: %ul\n", pvarSrc->vt & ~VT_VECTOR);
3149 return E_INVALIDARG;
3151 len = pvarSrc->u.capropvar.cElems;
3152 pvarDest->u.capropvar.pElems = CoTaskMemAlloc(len * elemSize);
3153 if (pvarSrc->vt == (VT_VECTOR | VT_VARIANT))
3155 for (i = 0; i < len; i++)
3156 PropVariantCopy(&pvarDest->u.capropvar.pElems[i], &pvarSrc->u.capropvar.pElems[i]);
3158 else if (pvarSrc->vt == (VT_VECTOR | VT_CF))
3160 FIXME("Copy clipformats\n");
3162 else if (pvarSrc->vt == (VT_VECTOR | VT_BSTR))
3164 for (i = 0; i < len; i++)
3165 pvarDest->u.cabstr.pElems[i] = PropSysAllocString(pvarSrc->u.cabstr.pElems[i]);
3167 else if (pvarSrc->vt == (VT_VECTOR | VT_LPSTR))
3170 for (i = 0; i < len; i++)
3172 strLen = lstrlenA(pvarSrc->u.calpstr.pElems[i]) + 1;
3173 pvarDest->u.calpstr.pElems[i] = CoTaskMemAlloc(strLen);
3174 memcpy(pvarDest->u.calpstr.pElems[i],
3175 pvarSrc->u.calpstr.pElems[i], strLen);
3178 else if (pvarSrc->vt == (VT_VECTOR | VT_LPWSTR))
3181 for (i = 0; i < len; i++)
3183 strLen = (lstrlenW(pvarSrc->u.calpwstr.pElems[i]) + 1) *
3185 pvarDest->u.calpstr.pElems[i] = CoTaskMemAlloc(strLen);
3186 memcpy(pvarDest->u.calpstr.pElems[i],
3187 pvarSrc->u.calpstr.pElems[i], strLen);
3191 CopyMemory(pvarDest->u.capropvar.pElems, pvarSrc->u.capropvar.pElems, len * elemSize);
3194 WARN("Invalid/unsupported type %d\n", pvarSrc->vt);
3200 /***********************************************************************
3201 * FreePropVariantArray [OLE32.@]
3203 HRESULT WINAPI FreePropVariantArray(ULONG cVariants, /* [in] */
3204 PROPVARIANT *rgvars) /* [in/out] */
3208 TRACE("(%u, %p)\n", cVariants, rgvars);
3211 return E_INVALIDARG;
3213 for(i = 0; i < cVariants; i++)
3214 PropVariantClear(&rgvars[i]);
3219 /******************************************************************************
3220 * DllDebugObjectRPCHook (OLE32.@)
3221 * turns on and off internal debugging, pointer is only used on macintosh
3224 BOOL WINAPI DllDebugObjectRPCHook(BOOL b, void *dummy)