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
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
34 #define NONAMELESSUNION
35 #define NONAMELESSSTRUCT
47 #include "wine/unicode.h"
48 #include "compobj_private.h"
49 #include "wine/list.h"
51 #include "wine/debug.h"
53 WINE_DEFAULT_DEBUG_CHANNEL(ole);
54 WINE_DECLARE_DEBUG_CHANNEL(accel);
56 /******************************************************************************
57 * These are static/global variables and internal data structures that the
58 * OLE module uses to maintain it's state.
60 typedef struct tagTrackerWindowInfo
62 IDataObject* dataObject;
63 IDropSource* dropSource;
70 HWND curTargetHWND; /* window the mouse is hovering over */
71 HWND curDragTargetHWND; /* might be a ancestor of curTargetHWND */
72 IDropTarget* curDragTarget;
73 POINTL curMousePos; /* current position of the mouse in screen coordinates */
74 DWORD dwKeyState; /* current state of the shift and ctrl keys and the mouse buttons */
77 typedef struct tagOleMenuDescriptor /* OleMenuDescriptor */
79 HWND hwndFrame; /* The containers frame window */
80 HWND hwndActiveObject; /* The active objects window */
81 OLEMENUGROUPWIDTHS mgw; /* OLE menu group widths for the shared menu */
82 HMENU hmenuCombined; /* The combined menu */
83 BOOL bIsServerItem; /* True if the currently open popup belongs to the server */
86 typedef struct tagOleMenuHookItem /* OleMenu hook item in per thread hook list */
88 DWORD tid; /* Thread Id */
89 HANDLE hHeap; /* Heap this is allocated from */
90 HHOOK GetMsg_hHook; /* message hook for WH_GETMESSAGE */
91 HHOOK CallWndProc_hHook; /* message hook for WH_CALLWNDPROC */
92 struct tagOleMenuHookItem *next;
95 static OleMenuHookItem *hook_list;
98 * This is the lock count on the OLE library. It is controlled by the
99 * OLEInitialize/OLEUninitialize methods.
101 static LONG OLE_moduleLockCount = 0;
104 * Name of our registered window class.
106 static const WCHAR OLEDD_DRAGTRACKERCLASS[] =
107 {'W','i','n','e','D','r','a','g','D','r','o','p','T','r','a','c','k','e','r','3','2',0};
110 * Name of menu descriptor property.
112 static const WCHAR prop_olemenuW[] =
113 {'P','R','O','P','_','O','L','E','M','e','n','u','D','e','s','c','r','i','p','t','o','r',0};
115 /* property to store IDropTarget pointer */
116 static const WCHAR prop_oledroptarget[] =
117 {'O','l','e','D','r','o','p','T','a','r','g','e','t','I','n','t','e','r','f','a','c','e',0};
119 /* property to store Marshalled IDropTarget pointer */
120 static const WCHAR prop_marshalleddroptarget[] =
121 {'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};
123 static const WCHAR clsidfmtW[] =
124 {'C','L','S','I','D','\\','{','%','0','8','x','-','%','0','4','x','-','%','0','4','x','-',
125 '%','0','2','x','%','0','2','x','-','%','0','2','x','%','0','2','x','%','0','2','x','%','0','2','x',
126 '%','0','2','x','%','0','2','x','}','\\',0};
128 static const WCHAR emptyW[] = { 0 };
130 /******************************************************************************
131 * These are the prototypes of miscellaneous utility methods
133 static void OLEUTL_ReadRegistryDWORDValue(HKEY regKey, DWORD* pdwValue);
135 /******************************************************************************
136 * These are the prototypes of the utility methods used to manage a shared menu
138 static void OLEMenu_Initialize(void);
139 static void OLEMenu_UnInitialize(void);
140 static BOOL OLEMenu_InstallHooks( DWORD tid );
141 static BOOL OLEMenu_UnInstallHooks( DWORD tid );
142 static OleMenuHookItem * OLEMenu_IsHookInstalled( DWORD tid );
143 static BOOL OLEMenu_FindMainMenuIndex( HMENU hMainMenu, HMENU hPopupMenu, UINT *pnPos );
144 static BOOL OLEMenu_SetIsServerMenu( HMENU hmenu, OleMenuDescriptor *pOleMenuDescriptor );
145 static LRESULT CALLBACK OLEMenu_CallWndProc(INT code, WPARAM wParam, LPARAM lParam);
146 static LRESULT CALLBACK OLEMenu_GetMsgProc(INT code, WPARAM wParam, LPARAM lParam);
148 /******************************************************************************
149 * These are the prototypes of the OLE Clipboard initialization methods (in clipboard.c)
151 extern void OLEClipbrd_UnInitialize(void);
152 extern void OLEClipbrd_Initialize(void);
154 /******************************************************************************
155 * These are the prototypes of the utility methods used for OLE Drag n Drop
157 static void OLEDD_Initialize(void);
158 static LRESULT WINAPI OLEDD_DragTrackerWindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
159 static void OLEDD_TrackMouseMove(TrackerWindowInfo* trackerInfo);
160 static void OLEDD_TrackStateChange(TrackerWindowInfo* trackerInfo);
161 static DWORD OLEDD_GetButtonState(void);
163 /******************************************************************************
164 * OleBuildVersion [OLE32.@]
166 DWORD WINAPI OleBuildVersion(void)
168 TRACE("Returning version %d, build %d.\n", rmm, rup);
169 return (rmm<<16)+rup;
172 /***********************************************************************
173 * OleInitialize (OLE32.@)
175 HRESULT WINAPI OleInitialize(LPVOID reserved)
179 TRACE("(%p)\n", reserved);
182 * The first duty of the OleInitialize is to initialize the COM libraries.
184 hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
187 * If the CoInitializeEx call failed, the OLE libraries can't be
193 if (!COM_CurrentInfo()->ole_inits)
197 * Then, it has to initialize the OLE specific modules.
201 * Object linking and Embedding
202 * In-place activation
204 if (!COM_CurrentInfo()->ole_inits++ &&
205 InterlockedIncrement(&OLE_moduleLockCount) == 1)
208 * Initialize the libraries.
210 TRACE("() - Initializing the OLE libraries\n");
215 OLEClipbrd_Initialize();
225 OLEMenu_Initialize();
231 /******************************************************************************
232 * OleUninitialize [OLE32.@]
234 void WINAPI OleUninitialize(void)
239 * If we hit the bottom of the lock stack, free the libraries.
241 if (!--COM_CurrentInfo()->ole_inits && !InterlockedDecrement(&OLE_moduleLockCount))
244 * Actually free the libraries.
246 TRACE("() - Freeing the last reference count\n");
251 OLEClipbrd_UnInitialize();
256 OLEMenu_UnInitialize();
260 * Then, uninitialize the COM libraries.
265 /******************************************************************************
266 * OleInitializeWOW [OLE32.@]
268 HRESULT WINAPI OleInitializeWOW(DWORD x, DWORD y) {
269 FIXME("(0x%08x, 0x%08x),stub!\n",x, y);
273 /*************************************************************
274 * get_droptarget_handle
276 * Retrieve a handle to the map containing the marshalled IDropTarget.
277 * This handle belongs to the process that called RegisterDragDrop.
278 * See get_droptarget_local_handle().
280 static inline HANDLE get_droptarget_handle(HWND hwnd)
282 return GetPropW(hwnd, prop_marshalleddroptarget);
285 /*************************************************************
288 * Is the window a droptarget.
290 static inline BOOL is_droptarget(HWND hwnd)
292 return get_droptarget_handle(hwnd) ? TRUE : FALSE;
295 /*************************************************************
296 * get_droptarget_local_handle
298 * Retrieve a handle to the map containing the marshalled IDropTarget.
299 * The handle should be closed when finished with.
301 static HANDLE get_droptarget_local_handle(HWND hwnd)
303 HANDLE handle, local_handle = 0;
305 handle = get_droptarget_handle(hwnd);
312 GetWindowThreadProcessId(hwnd, &pid);
313 process = OpenProcess(PROCESS_DUP_HANDLE, FALSE, pid);
316 DuplicateHandle(process, handle, GetCurrentProcess(), &local_handle, 0, FALSE, DUPLICATE_SAME_ACCESS);
317 CloseHandle(process);
323 /***********************************************************************
324 * create_map_from_stream
326 * Helper for RegisterDragDrop. Creates a file mapping object
327 * with the contents of the provided stream. The stream must
328 * be a global memory backed stream.
330 static HRESULT create_map_from_stream(IStream *stream, HANDLE *map)
337 hr = GetHGlobalFromStream(stream, &hmem);
338 if(FAILED(hr)) return hr;
340 size = GlobalSize(hmem);
341 *map = CreateFileMappingW(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, size, NULL);
342 if(!*map) return E_OUTOFMEMORY;
344 data = MapViewOfFile(*map, FILE_MAP_WRITE, 0, 0, size);
345 memcpy(data, GlobalLock(hmem), size);
347 UnmapViewOfFile(data);
351 /***********************************************************************
352 * create_stream_from_map
354 * Creates a stream from the provided map.
356 static HRESULT create_stream_from_map(HANDLE map, IStream **stream)
358 HRESULT hr = E_OUTOFMEMORY;
361 MEMORY_BASIC_INFORMATION info;
363 data = MapViewOfFile(map, FILE_MAP_READ, 0, 0, 0);
366 VirtualQuery(data, &info, sizeof(info));
367 TRACE("size %d\n", (int)info.RegionSize);
369 hmem = GlobalAlloc(GMEM_MOVEABLE, info.RegionSize);
372 memcpy(GlobalLock(hmem), data, info.RegionSize);
374 hr = CreateStreamOnHGlobal(hmem, TRUE, stream);
376 UnmapViewOfFile(data);
380 /***********************************************************************
381 * get_droptarget_pointer
383 * Retrieves the marshalled IDropTarget from the window.
385 static IDropTarget* get_droptarget_pointer(HWND hwnd)
387 IDropTarget *droptarget = NULL;
391 map = get_droptarget_local_handle(hwnd);
392 if(!map) return NULL;
394 if(SUCCEEDED(create_stream_from_map(map, &stream)))
396 CoUnmarshalInterface(stream, &IID_IDropTarget, (void**)&droptarget);
397 IStream_Release(stream);
403 /***********************************************************************
404 * RegisterDragDrop (OLE32.@)
406 HRESULT WINAPI RegisterDragDrop(HWND hwnd, LPDROPTARGET pDropTarget)
413 TRACE("(%p,%p)\n", hwnd, pDropTarget);
415 if (!COM_CurrentApt())
417 ERR("COM not initialized\n");
418 return E_OUTOFMEMORY;
426 ERR("invalid hwnd %p\n", hwnd);
427 return DRAGDROP_E_INVALIDHWND;
430 /* block register for other processes windows */
431 GetWindowThreadProcessId(hwnd, &pid);
432 if (pid != GetCurrentProcessId())
434 FIXME("register for another process windows is disabled\n");
435 return DRAGDROP_E_INVALIDHWND;
438 /* check if the window is already registered */
439 if (is_droptarget(hwnd))
440 return DRAGDROP_E_ALREADYREGISTERED;
443 * Marshal the drop target pointer into a shared memory map and
444 * store the map's handle in a Wine specific window prop. We also
445 * store the drop target pointer itself in the
446 * "OleDropTargetInterface" prop for compatibility with Windows.
449 hr = CreateStreamOnHGlobal(NULL, TRUE, &stream);
450 if(FAILED(hr)) return hr;
452 hr = CoMarshalInterface(stream, &IID_IDropTarget, (IUnknown*)pDropTarget, MSHCTX_LOCAL, NULL, MSHLFLAGS_TABLESTRONG);
455 hr = create_map_from_stream(stream, &map);
458 IDropTarget_AddRef(pDropTarget);
459 SetPropW(hwnd, prop_oledroptarget, pDropTarget);
460 SetPropW(hwnd, prop_marshalleddroptarget, map);
466 IStream_Seek(stream, zero, STREAM_SEEK_SET, NULL);
467 CoReleaseMarshalData(stream);
470 IStream_Release(stream);
475 /***********************************************************************
476 * RevokeDragDrop (OLE32.@)
478 HRESULT WINAPI RevokeDragDrop(HWND hwnd)
482 IDropTarget *drop_target;
485 TRACE("(%p)\n", hwnd);
489 ERR("invalid hwnd %p\n", hwnd);
490 return DRAGDROP_E_INVALIDHWND;
493 /* no registration data */
494 if (!(map = get_droptarget_handle(hwnd)))
495 return DRAGDROP_E_NOTREGISTERED;
497 drop_target = GetPropW(hwnd, prop_oledroptarget);
498 if(drop_target) IDropTarget_Release(drop_target);
500 RemovePropW(hwnd, prop_oledroptarget);
501 RemovePropW(hwnd, prop_marshalleddroptarget);
503 hr = create_stream_from_map(map, &stream);
506 CoReleaseMarshalData(stream);
507 IStream_Release(stream);
514 /***********************************************************************
515 * OleRegGetUserType (OLE32.@)
517 * This implementation of OleRegGetUserType ignores the dwFormOfType
518 * parameter and always returns the full name of the object. This is
519 * not too bad since this is the case for many objects because of the
520 * way they are registered.
522 HRESULT WINAPI OleRegGetUserType(
525 LPOLESTR* pszUserType)
534 * Initialize the out parameter.
539 * Build the key name we're looking for
541 sprintfW( keyName, clsidfmtW,
542 clsid->Data1, clsid->Data2, clsid->Data3,
543 clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
544 clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
546 TRACE("(%s, %d, %p)\n", debugstr_w(keyName), dwFormOfType, pszUserType);
549 * Open the class id Key
551 hres = RegOpenKeyW(HKEY_CLASSES_ROOT,
555 if (hres != ERROR_SUCCESS)
556 return REGDB_E_CLASSNOTREG;
559 * Retrieve the size of the name string.
563 hres = RegQueryValueExW(clsidKey,
570 if (hres!=ERROR_SUCCESS)
572 RegCloseKey(clsidKey);
573 return REGDB_E_READREGDB;
577 * Allocate a buffer for the registry value.
579 *pszUserType = CoTaskMemAlloc(cbData);
581 if (*pszUserType==NULL)
583 RegCloseKey(clsidKey);
584 return E_OUTOFMEMORY;
587 hres = RegQueryValueExW(clsidKey,
591 (LPBYTE) *pszUserType,
594 RegCloseKey(clsidKey);
596 if (hres != ERROR_SUCCESS)
598 CoTaskMemFree(*pszUserType);
601 return REGDB_E_READREGDB;
607 /***********************************************************************
608 * DoDragDrop [OLE32.@]
610 HRESULT WINAPI DoDragDrop (
611 IDataObject *pDataObject, /* [in] ptr to the data obj */
612 IDropSource* pDropSource, /* [in] ptr to the source obj */
613 DWORD dwOKEffect, /* [in] effects allowed by the source */
614 DWORD *pdwEffect) /* [out] ptr to effects of the source */
616 static const WCHAR trackerW[] = {'T','r','a','c','k','e','r','W','i','n','d','o','w',0};
617 TrackerWindowInfo trackerInfo;
618 HWND hwndTrackWindow;
621 TRACE("(%p, %p, %d, %p)\n", pDataObject, pDropSource, dwOKEffect, pdwEffect);
623 if (!pDataObject || !pDropSource || !pdwEffect)
627 * Setup the drag n drop tracking window.
630 trackerInfo.dataObject = pDataObject;
631 trackerInfo.dropSource = pDropSource;
632 trackerInfo.dwOKEffect = dwOKEffect;
633 trackerInfo.pdwEffect = pdwEffect;
634 trackerInfo.trackingDone = FALSE;
635 trackerInfo.escPressed = FALSE;
636 trackerInfo.curDragTargetHWND = 0;
637 trackerInfo.curTargetHWND = 0;
638 trackerInfo.curDragTarget = 0;
640 hwndTrackWindow = CreateWindowW(OLEDD_DRAGTRACKERCLASS, trackerW,
641 WS_POPUP, CW_USEDEFAULT, CW_USEDEFAULT,
642 CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, 0,
648 * Capture the mouse input
650 SetCapture(hwndTrackWindow);
655 * Pump messages. All mouse input should go to the capture window.
657 while (!trackerInfo.trackingDone && GetMessageW(&msg, 0, 0, 0) )
659 trackerInfo.curMousePos.x = msg.pt.x;
660 trackerInfo.curMousePos.y = msg.pt.y;
661 trackerInfo.dwKeyState = OLEDD_GetButtonState();
663 if ( (msg.message >= WM_KEYFIRST) &&
664 (msg.message <= WM_KEYLAST) )
667 * When keyboard messages are sent to windows on this thread, we
668 * want to ignore notify the drop source that the state changed.
669 * in the case of the Escape key, we also notify the drop source
670 * we give it a special meaning.
672 if ( (msg.message==WM_KEYDOWN) &&
673 (msg.wParam==VK_ESCAPE) )
675 trackerInfo.escPressed = TRUE;
679 * Notify the drop source.
681 OLEDD_TrackStateChange(&trackerInfo);
686 * Dispatch the messages only when it's not a keyboard message.
688 DispatchMessageW(&msg);
692 /* re-post the quit message to outer message loop */
693 if (msg.message == WM_QUIT)
694 PostQuitMessage(msg.wParam);
696 * Destroy the temporary window.
698 DestroyWindow(hwndTrackWindow);
700 return trackerInfo.returnValue;
706 /***********************************************************************
707 * OleQueryLinkFromData [OLE32.@]
709 HRESULT WINAPI OleQueryLinkFromData(
710 IDataObject* pSrcDataObject)
712 FIXME("(%p),stub!\n", pSrcDataObject);
716 /***********************************************************************
717 * OleRegGetMiscStatus [OLE32.@]
719 HRESULT WINAPI OleRegGetMiscStatus(
724 static const WCHAR miscstatusW[] = {'M','i','s','c','S','t','a','t','u','s',0};
725 static const WCHAR dfmtW[] = {'%','d',0};
733 * Initialize the out parameter.
738 * Build the key name we're looking for
740 sprintfW( keyName, clsidfmtW,
741 clsid->Data1, clsid->Data2, clsid->Data3,
742 clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
743 clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
745 TRACE("(%s, %d, %p)\n", debugstr_w(keyName), dwAspect, pdwStatus);
748 * Open the class id Key
750 result = RegOpenKeyW(HKEY_CLASSES_ROOT,
754 if (result != ERROR_SUCCESS)
755 return REGDB_E_CLASSNOTREG;
760 result = RegOpenKeyW(clsidKey,
765 if (result != ERROR_SUCCESS)
767 RegCloseKey(clsidKey);
768 return REGDB_E_READREGDB;
772 * Read the default value
774 OLEUTL_ReadRegistryDWORDValue(miscStatusKey, pdwStatus);
777 * Open the key specific to the requested aspect.
779 sprintfW(keyName, dfmtW, dwAspect);
781 result = RegOpenKeyW(miscStatusKey,
785 if (result == ERROR_SUCCESS)
787 OLEUTL_ReadRegistryDWORDValue(aspectKey, pdwStatus);
788 RegCloseKey(aspectKey);
794 RegCloseKey(miscStatusKey);
795 RegCloseKey(clsidKey);
800 static HRESULT EnumOLEVERB_Construct(HKEY hkeyVerb, ULONG index, IEnumOLEVERB **ppenum);
804 const IEnumOLEVERBVtbl *lpvtbl;
811 static HRESULT WINAPI EnumOLEVERB_QueryInterface(
812 IEnumOLEVERB *iface, REFIID riid, void **ppv)
814 TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
815 if (IsEqualIID(riid, &IID_IUnknown) ||
816 IsEqualIID(riid, &IID_IEnumOLEVERB))
818 IUnknown_AddRef(iface);
822 return E_NOINTERFACE;
825 static ULONG WINAPI EnumOLEVERB_AddRef(
828 EnumOLEVERB *This = (EnumOLEVERB *)iface;
830 return InterlockedIncrement(&This->ref);
833 static ULONG WINAPI EnumOLEVERB_Release(
836 EnumOLEVERB *This = (EnumOLEVERB *)iface;
837 LONG refs = InterlockedDecrement(&This->ref);
841 RegCloseKey(This->hkeyVerb);
842 HeapFree(GetProcessHeap(), 0, This);
847 static HRESULT WINAPI EnumOLEVERB_Next(
848 IEnumOLEVERB *iface, ULONG celt, LPOLEVERB rgelt,
851 EnumOLEVERB *This = (EnumOLEVERB *)iface;
854 TRACE("(%d, %p, %p)\n", celt, rgelt, pceltFetched);
859 for (; celt; celt--, rgelt++)
864 LPWSTR pwszMenuFlags;
866 LONG res = RegEnumKeyW(This->hkeyVerb, This->index, wszSubKey, sizeof(wszSubKey)/sizeof(wszSubKey[0]));
867 if (res == ERROR_NO_MORE_ITEMS)
872 else if (res != ERROR_SUCCESS)
874 ERR("RegEnumKeyW failed with error %d\n", res);
875 hr = REGDB_E_READREGDB;
878 res = RegQueryValueW(This->hkeyVerb, wszSubKey, NULL, &cbData);
879 if (res != ERROR_SUCCESS)
881 ERR("RegQueryValueW failed with error %d\n", res);
882 hr = REGDB_E_READREGDB;
885 pwszOLEVERB = CoTaskMemAlloc(cbData);
891 res = RegQueryValueW(This->hkeyVerb, wszSubKey, pwszOLEVERB, &cbData);
892 if (res != ERROR_SUCCESS)
894 ERR("RegQueryValueW failed with error %d\n", res);
895 hr = REGDB_E_READREGDB;
896 CoTaskMemFree(pwszOLEVERB);
900 TRACE("verb string: %s\n", debugstr_w(pwszOLEVERB));
901 pwszMenuFlags = strchrW(pwszOLEVERB, ',');
904 hr = OLEOBJ_E_INVALIDVERB;
905 CoTaskMemFree(pwszOLEVERB);
908 /* nul terminate the name string and advance to first character */
909 *pwszMenuFlags = '\0';
911 pwszAttribs = strchrW(pwszMenuFlags, ',');
914 hr = OLEOBJ_E_INVALIDVERB;
915 CoTaskMemFree(pwszOLEVERB);
918 /* nul terminate the menu string and advance to first character */
922 /* fill out structure for this verb */
923 rgelt->lVerb = atolW(wszSubKey);
924 rgelt->lpszVerbName = pwszOLEVERB; /* user should free */
925 rgelt->fuFlags = atolW(pwszMenuFlags);
926 rgelt->grfAttribs = atolW(pwszAttribs);
935 static HRESULT WINAPI EnumOLEVERB_Skip(
936 IEnumOLEVERB *iface, ULONG celt)
938 EnumOLEVERB *This = (EnumOLEVERB *)iface;
940 TRACE("(%d)\n", celt);
946 static HRESULT WINAPI EnumOLEVERB_Reset(
949 EnumOLEVERB *This = (EnumOLEVERB *)iface;
957 static HRESULT WINAPI EnumOLEVERB_Clone(
959 IEnumOLEVERB **ppenum)
961 EnumOLEVERB *This = (EnumOLEVERB *)iface;
963 TRACE("(%p)\n", ppenum);
964 if (!DuplicateHandle(GetCurrentProcess(), This->hkeyVerb, GetCurrentProcess(), (HANDLE *)&hkeyVerb, 0, FALSE, DUPLICATE_SAME_ACCESS))
965 return HRESULT_FROM_WIN32(GetLastError());
966 return EnumOLEVERB_Construct(hkeyVerb, This->index, ppenum);
969 static const IEnumOLEVERBVtbl EnumOLEVERB_VTable =
971 EnumOLEVERB_QueryInterface,
980 static HRESULT EnumOLEVERB_Construct(HKEY hkeyVerb, ULONG index, IEnumOLEVERB **ppenum)
982 EnumOLEVERB *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
985 RegCloseKey(hkeyVerb);
986 return E_OUTOFMEMORY;
988 This->lpvtbl = &EnumOLEVERB_VTable;
991 This->hkeyVerb = hkeyVerb;
992 *ppenum = (IEnumOLEVERB *)&This->lpvtbl;
996 /***********************************************************************
997 * OleRegEnumVerbs [OLE32.@]
999 * Enumerates verbs associated with a class stored in the registry.
1002 * clsid [I] Class ID to enumerate the verbs for.
1003 * ppenum [O] Enumerator.
1007 * REGDB_E_CLASSNOTREG: The specified class does not have a key in the registry.
1008 * REGDB_E_READREGDB: The class key could not be opened for some other reason.
1009 * OLE_E_REGDB_KEY: The Verb subkey for the class is not present.
1010 * OLEOBJ_E_NOVERBS: The Verb subkey for the class is empty.
1012 HRESULT WINAPI OleRegEnumVerbs (REFCLSID clsid, LPENUMOLEVERB* ppenum)
1017 static const WCHAR wszVerb[] = {'V','e','r','b',0};
1019 TRACE("(%s, %p)\n", debugstr_guid(clsid), ppenum);
1021 res = COM_OpenKeyForCLSID(clsid, wszVerb, KEY_READ, &hkeyVerb);
1024 if (res == REGDB_E_CLASSNOTREG)
1025 ERR("CLSID %s not registered\n", debugstr_guid(clsid));
1026 else if (res == REGDB_E_KEYMISSING)
1027 ERR("no Verbs key for class %s\n", debugstr_guid(clsid));
1029 ERR("failed to open Verbs key for CLSID %s with error %d\n",
1030 debugstr_guid(clsid), res);
1034 res = RegQueryInfoKeyW(hkeyVerb, NULL, NULL, NULL, &dwSubKeys, NULL,
1035 NULL, NULL, NULL, NULL, NULL, NULL);
1036 if (res != ERROR_SUCCESS)
1038 ERR("failed to get subkey count with error %d\n", GetLastError());
1039 return REGDB_E_READREGDB;
1044 WARN("class %s has no verbs\n", debugstr_guid(clsid));
1045 RegCloseKey(hkeyVerb);
1046 return OLEOBJ_E_NOVERBS;
1049 return EnumOLEVERB_Construct(hkeyVerb, 0, ppenum);
1052 /******************************************************************************
1053 * OleSetContainedObject [OLE32.@]
1055 HRESULT WINAPI OleSetContainedObject(
1059 IRunnableObject* runnable = NULL;
1062 TRACE("(%p,%x)\n", pUnknown, fContained);
1064 hres = IUnknown_QueryInterface(pUnknown,
1065 &IID_IRunnableObject,
1068 if (SUCCEEDED(hres))
1070 hres = IRunnableObject_SetContainedObject(runnable, fContained);
1072 IRunnableObject_Release(runnable);
1080 /******************************************************************************
1083 * Set the OLE object to the running state.
1086 * pUnknown [I] OLE object to run.
1090 * Failure: Any HRESULT code.
1092 HRESULT WINAPI OleRun(LPUNKNOWN pUnknown)
1094 IRunnableObject *runable;
1097 TRACE("(%p)\n", pUnknown);
1099 hres = IUnknown_QueryInterface(pUnknown, &IID_IRunnableObject, (void**)&runable);
1101 return S_OK; /* Appears to return no error. */
1103 hres = IRunnableObject_Run(runable, NULL);
1104 IRunnableObject_Release(runable);
1108 /******************************************************************************
1111 HRESULT WINAPI OleLoad(
1114 LPOLECLIENTSITE pClientSite,
1117 IPersistStorage* persistStorage = NULL;
1119 IOleObject* pOleObject = NULL;
1120 STATSTG storageInfo;
1123 TRACE("(%p, %s, %p, %p)\n", pStg, debugstr_guid(riid), pClientSite, ppvObj);
1128 * TODO, Conversion ... OleDoAutoConvert
1132 * Get the class ID for the object.
1134 hres = IStorage_Stat(pStg, &storageInfo, STATFLAG_NONAME);
1137 * Now, try and create the handler for the object
1139 hres = CoCreateInstance(&storageInfo.clsid,
1141 CLSCTX_INPROC_HANDLER|CLSCTX_INPROC_SERVER,
1146 * If that fails, as it will most times, load the default
1151 hres = OleCreateDefaultHandler(&storageInfo.clsid,
1158 * If we couldn't find a handler... this is bad. Abort the whole thing.
1165 hres = IUnknown_QueryInterface(pUnk, &IID_IOleObject, (void **)&pOleObject);
1166 if (SUCCEEDED(hres))
1169 hres = IOleObject_GetMiscStatus(pOleObject, DVASPECT_CONTENT, &dwStatus);
1173 if (SUCCEEDED(hres))
1175 * Initialize the object with it's IPersistStorage interface.
1177 hres = IOleObject_QueryInterface(pUnk,
1178 &IID_IPersistStorage,
1179 (void**)&persistStorage);
1181 if (SUCCEEDED(hres))
1183 hres = IPersistStorage_Load(persistStorage, pStg);
1185 IPersistStorage_Release(persistStorage);
1186 persistStorage = NULL;
1189 if (SUCCEEDED(hres) && pClientSite)
1191 * Inform the new object of it's client site.
1193 hres = IOleObject_SetClientSite(pOleObject, pClientSite);
1196 * Cleanup interfaces used internally
1199 IOleObject_Release(pOleObject);
1201 if (SUCCEEDED(hres))
1205 hres1 = IUnknown_QueryInterface(pUnk, &IID_IOleLink, (void **)&pOleLink);
1206 if (SUCCEEDED(hres1))
1208 FIXME("handle OLE link\n");
1209 IOleLink_Release(pOleLink);
1215 IUnknown_Release(pUnk);
1224 /***********************************************************************
1227 HRESULT WINAPI OleSave(
1228 LPPERSISTSTORAGE pPS,
1235 TRACE("(%p,%p,%x)\n", pPS, pStg, fSameAsLoad);
1238 * First, we transfer the class ID (if available)
1240 hres = IPersistStorage_GetClassID(pPS, &objectClass);
1242 if (SUCCEEDED(hres))
1244 WriteClassStg(pStg, &objectClass);
1248 * Then, we ask the object to save itself to the
1249 * storage. If it is successful, we commit the storage.
1251 hres = IPersistStorage_Save(pPS, pStg, fSameAsLoad);
1253 if (SUCCEEDED(hres))
1255 IStorage_Commit(pStg,
1263 /******************************************************************************
1264 * OleLockRunning [OLE32.@]
1266 HRESULT WINAPI OleLockRunning(LPUNKNOWN pUnknown, BOOL fLock, BOOL fLastUnlockCloses)
1268 IRunnableObject* runnable = NULL;
1271 TRACE("(%p,%x,%x)\n", pUnknown, fLock, fLastUnlockCloses);
1273 hres = IUnknown_QueryInterface(pUnknown,
1274 &IID_IRunnableObject,
1277 if (SUCCEEDED(hres))
1279 hres = IRunnableObject_LockRunning(runnable, fLock, fLastUnlockCloses);
1281 IRunnableObject_Release(runnable);
1290 /**************************************************************************
1291 * Internal methods to manage the shared OLE menu in response to the
1292 * OLE***MenuDescriptor API
1296 * OLEMenu_Initialize()
1298 * Initializes the OLEMENU data structures.
1300 static void OLEMenu_Initialize(void)
1305 * OLEMenu_UnInitialize()
1307 * Releases the OLEMENU data structures.
1309 static void OLEMenu_UnInitialize(void)
1313 /*************************************************************************
1314 * OLEMenu_InstallHooks
1315 * Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1317 * RETURNS: TRUE if message hooks were successfully installed
1320 static BOOL OLEMenu_InstallHooks( DWORD tid )
1322 OleMenuHookItem *pHookItem;
1324 /* Create an entry for the hook table */
1325 if ( !(pHookItem = HeapAlloc(GetProcessHeap(), 0,
1326 sizeof(OleMenuHookItem)) ) )
1329 pHookItem->tid = tid;
1330 pHookItem->hHeap = GetProcessHeap();
1331 pHookItem->CallWndProc_hHook = NULL;
1333 /* Install a thread scope message hook for WH_GETMESSAGE */
1334 pHookItem->GetMsg_hHook = SetWindowsHookExW( WH_GETMESSAGE, OLEMenu_GetMsgProc,
1335 0, GetCurrentThreadId() );
1336 if ( !pHookItem->GetMsg_hHook )
1339 /* Install a thread scope message hook for WH_CALLWNDPROC */
1340 pHookItem->CallWndProc_hHook = SetWindowsHookExW( WH_CALLWNDPROC, OLEMenu_CallWndProc,
1341 0, GetCurrentThreadId() );
1342 if ( !pHookItem->CallWndProc_hHook )
1345 /* Insert the hook table entry */
1346 pHookItem->next = hook_list;
1347 hook_list = pHookItem;
1352 /* Unhook any hooks */
1353 if ( pHookItem->GetMsg_hHook )
1354 UnhookWindowsHookEx( pHookItem->GetMsg_hHook );
1355 if ( pHookItem->CallWndProc_hHook )
1356 UnhookWindowsHookEx( pHookItem->CallWndProc_hHook );
1357 /* Release the hook table entry */
1358 HeapFree(pHookItem->hHeap, 0, pHookItem );
1363 /*************************************************************************
1364 * OLEMenu_UnInstallHooks
1365 * UnInstall thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1367 * RETURNS: TRUE if message hooks were successfully installed
1370 static BOOL OLEMenu_UnInstallHooks( DWORD tid )
1372 OleMenuHookItem *pHookItem = NULL;
1373 OleMenuHookItem **ppHook = &hook_list;
1377 if ((*ppHook)->tid == tid)
1379 pHookItem = *ppHook;
1380 *ppHook = pHookItem->next;
1383 ppHook = &(*ppHook)->next;
1385 if (!pHookItem) return FALSE;
1387 /* Uninstall the hooks installed for this thread */
1388 if ( !UnhookWindowsHookEx( pHookItem->GetMsg_hHook ) )
1390 if ( !UnhookWindowsHookEx( pHookItem->CallWndProc_hHook ) )
1393 /* Release the hook table entry */
1394 HeapFree(pHookItem->hHeap, 0, pHookItem );
1399 /* Release the hook table entry */
1400 HeapFree(pHookItem->hHeap, 0, pHookItem );
1405 /*************************************************************************
1406 * OLEMenu_IsHookInstalled
1407 * Tests if OLEMenu hooks have been installed for a thread
1409 * RETURNS: The pointer and index of the hook table entry for the tid
1410 * NULL and -1 for the index if no hooks were installed for this thread
1412 static OleMenuHookItem * OLEMenu_IsHookInstalled( DWORD tid )
1414 OleMenuHookItem *pHookItem;
1416 /* Do a simple linear search for an entry whose tid matches ours.
1417 * We really need a map but efficiency is not a concern here. */
1418 for (pHookItem = hook_list; pHookItem; pHookItem = pHookItem->next)
1420 if ( tid == pHookItem->tid )
1427 /***********************************************************************
1428 * OLEMenu_FindMainMenuIndex
1430 * Used by OLEMenu API to find the top level group a menu item belongs to.
1431 * On success pnPos contains the index of the item in the top level menu group
1433 * RETURNS: TRUE if the ID was found, FALSE on failure
1435 static BOOL OLEMenu_FindMainMenuIndex( HMENU hMainMenu, HMENU hPopupMenu, UINT *pnPos )
1439 nItems = GetMenuItemCount( hMainMenu );
1441 for (i = 0; i < nItems; i++)
1445 /* Is the current item a submenu? */
1446 if ( (hsubmenu = GetSubMenu(hMainMenu, i)) )
1448 /* If the handle is the same we're done */
1449 if ( hsubmenu == hPopupMenu )
1455 /* Recursively search without updating pnPos */
1456 else if ( OLEMenu_FindMainMenuIndex( hsubmenu, hPopupMenu, NULL ) )
1468 /***********************************************************************
1469 * OLEMenu_SetIsServerMenu
1471 * Checks whether a popup menu belongs to a shared menu group which is
1472 * owned by the server, and sets the menu descriptor state accordingly.
1473 * All menu messages from these groups should be routed to the server.
1475 * RETURNS: TRUE if the popup menu is part of a server owned group
1476 * FALSE if the popup menu is part of a container owned group
1478 static BOOL OLEMenu_SetIsServerMenu( HMENU hmenu, OleMenuDescriptor *pOleMenuDescriptor )
1480 UINT nPos = 0, nWidth, i;
1482 pOleMenuDescriptor->bIsServerItem = FALSE;
1484 /* Don't bother searching if the popup is the combined menu itself */
1485 if ( hmenu == pOleMenuDescriptor->hmenuCombined )
1488 /* Find the menu item index in the shared OLE menu that this item belongs to */
1489 if ( !OLEMenu_FindMainMenuIndex( pOleMenuDescriptor->hmenuCombined, hmenu, &nPos ) )
1492 /* The group widths array has counts for the number of elements
1493 * in the groups File, Edit, Container, Object, Window, Help.
1494 * The Edit, Object & Help groups belong to the server object
1495 * and the other three belong to the container.
1496 * Loop through the group widths and locate the group we are a member of.
1498 for ( i = 0, nWidth = 0; i < 6; i++ )
1500 nWidth += pOleMenuDescriptor->mgw.width[i];
1501 if ( nPos < nWidth )
1503 /* Odd elements are server menu widths */
1504 pOleMenuDescriptor->bIsServerItem = (i%2) ? TRUE : FALSE;
1509 return pOleMenuDescriptor->bIsServerItem;
1512 /*************************************************************************
1513 * OLEMenu_CallWndProc
1514 * Thread scope WH_CALLWNDPROC hook proc filter function (callback)
1515 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1517 static LRESULT CALLBACK OLEMenu_CallWndProc(INT code, WPARAM wParam, LPARAM lParam)
1520 HOLEMENU hOleMenu = 0;
1521 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1522 OleMenuHookItem *pHookItem = NULL;
1525 TRACE("%i, %04lx, %08lx\n", code, wParam, lParam );
1527 /* Check if we're being asked to process the message */
1528 if ( HC_ACTION != code )
1531 /* Retrieve the current message being dispatched from lParam */
1532 pMsg = (LPCWPSTRUCT)lParam;
1534 /* Check if the message is destined for a window we are interested in:
1535 * If the window has an OLEMenu property we may need to dispatch
1536 * the menu message to its active objects window instead. */
1538 hOleMenu = GetPropW( pMsg->hwnd, prop_olemenuW );
1542 /* Get the menu descriptor */
1543 pOleMenuDescriptor = GlobalLock( hOleMenu );
1544 if ( !pOleMenuDescriptor ) /* Bad descriptor! */
1547 /* Process menu messages */
1548 switch( pMsg->message )
1552 /* Reset the menu descriptor state */
1553 pOleMenuDescriptor->bIsServerItem = FALSE;
1555 /* Send this message to the server as well */
1556 SendMessageW( pOleMenuDescriptor->hwndActiveObject,
1557 pMsg->message, pMsg->wParam, pMsg->lParam );
1561 case WM_INITMENUPOPUP:
1563 /* Save the state for whether this is a server owned menu */
1564 OLEMenu_SetIsServerMenu( (HMENU)pMsg->wParam, pOleMenuDescriptor );
1570 fuFlags = HIWORD(pMsg->wParam); /* Get flags */
1571 if ( fuFlags & MF_SYSMENU )
1574 /* Save the state for whether this is a server owned popup menu */
1575 else if ( fuFlags & MF_POPUP )
1576 OLEMenu_SetIsServerMenu( (HMENU)pMsg->lParam, pOleMenuDescriptor );
1583 LPDRAWITEMSTRUCT lpdis = (LPDRAWITEMSTRUCT) pMsg->lParam;
1584 if ( pMsg->wParam != 0 || lpdis->CtlType != ODT_MENU )
1585 goto NEXTHOOK; /* Not a menu message */
1594 /* If the message was for the server dispatch it accordingly */
1595 if ( pOleMenuDescriptor->bIsServerItem )
1597 SendMessageW( pOleMenuDescriptor->hwndActiveObject,
1598 pMsg->message, pMsg->wParam, pMsg->lParam );
1602 if ( pOleMenuDescriptor )
1603 GlobalUnlock( hOleMenu );
1605 /* Lookup the hook item for the current thread */
1606 if ( !( pHookItem = OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1608 /* This should never fail!! */
1609 WARN("could not retrieve hHook for current thread!\n" );
1613 /* Pass on the message to the next hooker */
1614 return CallNextHookEx( pHookItem->CallWndProc_hHook, code, wParam, lParam );
1617 /*************************************************************************
1618 * OLEMenu_GetMsgProc
1619 * Thread scope WH_GETMESSAGE hook proc filter function (callback)
1620 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1622 static LRESULT CALLBACK OLEMenu_GetMsgProc(INT code, WPARAM wParam, LPARAM lParam)
1625 HOLEMENU hOleMenu = 0;
1626 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1627 OleMenuHookItem *pHookItem = NULL;
1630 TRACE("%i, %04lx, %08lx\n", code, wParam, lParam );
1632 /* Check if we're being asked to process a messages */
1633 if ( HC_ACTION != code )
1636 /* Retrieve the current message being dispatched from lParam */
1637 pMsg = (LPMSG)lParam;
1639 /* Check if the message is destined for a window we are interested in:
1640 * If the window has an OLEMenu property we may need to dispatch
1641 * the menu message to its active objects window instead. */
1643 hOleMenu = GetPropW( pMsg->hwnd, prop_olemenuW );
1647 /* Process menu messages */
1648 switch( pMsg->message )
1652 wCode = HIWORD(pMsg->wParam); /* Get notification code */
1654 goto NEXTHOOK; /* Not a menu message */
1661 /* Get the menu descriptor */
1662 pOleMenuDescriptor = GlobalLock( hOleMenu );
1663 if ( !pOleMenuDescriptor ) /* Bad descriptor! */
1666 /* If the message was for the server dispatch it accordingly */
1667 if ( pOleMenuDescriptor->bIsServerItem )
1669 /* Change the hWnd in the message to the active objects hWnd.
1670 * The message loop which reads this message will automatically
1671 * dispatch it to the embedded objects window. */
1672 pMsg->hwnd = pOleMenuDescriptor->hwndActiveObject;
1676 if ( pOleMenuDescriptor )
1677 GlobalUnlock( hOleMenu );
1679 /* Lookup the hook item for the current thread */
1680 if ( !( pHookItem = OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1682 /* This should never fail!! */
1683 WARN("could not retrieve hHook for current thread!\n" );
1687 /* Pass on the message to the next hooker */
1688 return CallNextHookEx( pHookItem->GetMsg_hHook, code, wParam, lParam );
1691 /***********************************************************************
1692 * OleCreateMenuDescriptor [OLE32.@]
1693 * Creates an OLE menu descriptor for OLE to use when dispatching
1694 * menu messages and commands.
1697 * hmenuCombined - Handle to the objects combined menu
1698 * lpMenuWidths - Pointer to array of 6 LONG's indicating menus per group
1701 HOLEMENU WINAPI OleCreateMenuDescriptor(
1702 HMENU hmenuCombined,
1703 LPOLEMENUGROUPWIDTHS lpMenuWidths)
1706 OleMenuDescriptor *pOleMenuDescriptor;
1709 if ( !hmenuCombined || !lpMenuWidths )
1712 /* Create an OLE menu descriptor */
1713 if ( !(hOleMenu = GlobalAlloc(GMEM_MOVEABLE | GMEM_ZEROINIT,
1714 sizeof(OleMenuDescriptor) ) ) )
1717 pOleMenuDescriptor = GlobalLock( hOleMenu );
1718 if ( !pOleMenuDescriptor )
1721 /* Initialize menu group widths and hmenu */
1722 for ( i = 0; i < 6; i++ )
1723 pOleMenuDescriptor->mgw.width[i] = lpMenuWidths->width[i];
1725 pOleMenuDescriptor->hmenuCombined = hmenuCombined;
1726 pOleMenuDescriptor->bIsServerItem = FALSE;
1727 GlobalUnlock( hOleMenu );
1732 /***********************************************************************
1733 * OleDestroyMenuDescriptor [OLE32.@]
1734 * Destroy the shared menu descriptor
1736 HRESULT WINAPI OleDestroyMenuDescriptor(
1737 HOLEMENU hmenuDescriptor)
1739 if ( hmenuDescriptor )
1740 GlobalFree( hmenuDescriptor );
1744 /***********************************************************************
1745 * OleSetMenuDescriptor [OLE32.@]
1746 * Installs or removes OLE dispatching code for the containers frame window.
1749 * hOleMenu Handle to composite menu descriptor
1750 * hwndFrame Handle to containers frame window
1751 * hwndActiveObject Handle to objects in-place activation window
1752 * lpFrame Pointer to IOleInPlaceFrame on containers window
1753 * lpActiveObject Pointer to IOleInPlaceActiveObject on active in-place object
1756 * S_OK - menu installed correctly
1757 * E_FAIL, E_INVALIDARG, E_UNEXPECTED - failure
1760 * The lpFrame and lpActiveObject parameters are currently ignored
1761 * OLE should install context sensitive help F1 filtering for the app when
1762 * these are non null.
1764 HRESULT WINAPI OleSetMenuDescriptor(
1767 HWND hwndActiveObject,
1768 LPOLEINPLACEFRAME lpFrame,
1769 LPOLEINPLACEACTIVEOBJECT lpActiveObject)
1771 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1774 if ( !hwndFrame || (hOleMenu && !hwndActiveObject) )
1775 return E_INVALIDARG;
1777 if ( lpFrame || lpActiveObject )
1779 FIXME("(%p, %p, %p, %p, %p), Context sensitive help filtering not implemented!\n",
1787 /* Set up a message hook to intercept the containers frame window messages.
1788 * The message filter is responsible for dispatching menu messages from the
1789 * shared menu which are intended for the object.
1792 if ( hOleMenu ) /* Want to install dispatching code */
1794 /* If OLEMenu hooks are already installed for this thread, fail
1795 * Note: This effectively means that OleSetMenuDescriptor cannot
1796 * be called twice in succession on the same frame window
1797 * without first calling it with a null hOleMenu to uninstall */
1798 if ( OLEMenu_IsHookInstalled( GetCurrentThreadId() ) )
1801 /* Get the menu descriptor */
1802 pOleMenuDescriptor = GlobalLock( hOleMenu );
1803 if ( !pOleMenuDescriptor )
1804 return E_UNEXPECTED;
1806 /* Update the menu descriptor */
1807 pOleMenuDescriptor->hwndFrame = hwndFrame;
1808 pOleMenuDescriptor->hwndActiveObject = hwndActiveObject;
1810 GlobalUnlock( hOleMenu );
1811 pOleMenuDescriptor = NULL;
1813 /* Add a menu descriptor windows property to the frame window */
1814 SetPropW( hwndFrame, prop_olemenuW, hOleMenu );
1816 /* Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC */
1817 if ( !OLEMenu_InstallHooks( GetCurrentThreadId() ) )
1820 else /* Want to uninstall dispatching code */
1822 /* Uninstall the hooks */
1823 if ( !OLEMenu_UnInstallHooks( GetCurrentThreadId() ) )
1826 /* Remove the menu descriptor property from the frame window */
1827 RemovePropW( hwndFrame, prop_olemenuW );
1833 /******************************************************************************
1834 * IsAccelerator [OLE32.@]
1835 * Mostly copied from controls/menu.c TranslateAccelerator implementation
1837 BOOL WINAPI IsAccelerator(HACCEL hAccel, int cAccelEntries, LPMSG lpMsg, WORD* lpwCmd)
1842 if(!lpMsg) return FALSE;
1845 WARN_(accel)("NULL accel handle\n");
1848 if((lpMsg->message != WM_KEYDOWN &&
1849 lpMsg->message != WM_SYSKEYDOWN &&
1850 lpMsg->message != WM_SYSCHAR &&
1851 lpMsg->message != WM_CHAR)) return FALSE;
1852 lpAccelTbl = HeapAlloc(GetProcessHeap(), 0, cAccelEntries * sizeof(ACCEL));
1853 if (NULL == lpAccelTbl)
1857 if (CopyAcceleratorTableW(hAccel, lpAccelTbl, cAccelEntries) != cAccelEntries)
1859 WARN_(accel)("CopyAcceleratorTableW failed\n");
1860 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
1864 TRACE_(accel)("hAccel=%p, cAccelEntries=%d,"
1865 "msg->hwnd=%p, msg->message=%04x, wParam=%08lx, lParam=%08lx\n",
1866 hAccel, cAccelEntries,
1867 lpMsg->hwnd, lpMsg->message, lpMsg->wParam, lpMsg->lParam);
1868 for(i = 0; i < cAccelEntries; i++)
1870 if(lpAccelTbl[i].key != lpMsg->wParam)
1873 if(lpMsg->message == WM_CHAR)
1875 if(!(lpAccelTbl[i].fVirt & FALT) && !(lpAccelTbl[i].fVirt & FVIRTKEY))
1877 TRACE_(accel)("found accel for WM_CHAR: ('%c')\n", LOWORD(lpMsg->wParam) & 0xff);
1883 if(lpAccelTbl[i].fVirt & FVIRTKEY)
1886 TRACE_(accel)("found accel for virt_key %04lx (scan %04x)\n",
1887 lpMsg->wParam, HIWORD(lpMsg->lParam) & 0xff);
1888 if(GetKeyState(VK_SHIFT) & 0x8000) mask |= FSHIFT;
1889 if(GetKeyState(VK_CONTROL) & 0x8000) mask |= FCONTROL;
1890 if(GetKeyState(VK_MENU) & 0x8000) mask |= FALT;
1891 if(mask == (lpAccelTbl[i].fVirt & (FSHIFT | FCONTROL | FALT))) goto found;
1892 TRACE_(accel)("incorrect SHIFT/CTRL/ALT-state\n");
1896 if(!(lpMsg->lParam & 0x01000000)) /* no special_key */
1898 if((lpAccelTbl[i].fVirt & FALT) && (lpMsg->lParam & 0x20000000))
1899 { /* ^^ ALT pressed */
1900 TRACE_(accel)("found accel for Alt-%c\n", LOWORD(lpMsg->wParam) & 0xff);
1908 WARN_(accel)("couldn't translate accelerator key\n");
1909 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
1913 if(lpwCmd) *lpwCmd = lpAccelTbl[i].cmd;
1914 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
1918 /***********************************************************************
1919 * ReleaseStgMedium [OLE32.@]
1921 void WINAPI ReleaseStgMedium(
1924 switch (pmedium->tymed)
1928 if ( (pmedium->pUnkForRelease==0) &&
1929 (pmedium->u.hGlobal!=0) )
1930 GlobalFree(pmedium->u.hGlobal);
1935 if (pmedium->u.lpszFileName!=0)
1937 if (pmedium->pUnkForRelease==0)
1939 DeleteFileW(pmedium->u.lpszFileName);
1942 CoTaskMemFree(pmedium->u.lpszFileName);
1948 if (pmedium->u.pstm!=0)
1950 IStream_Release(pmedium->u.pstm);
1954 case TYMED_ISTORAGE:
1956 if (pmedium->u.pstg!=0)
1958 IStorage_Release(pmedium->u.pstg);
1964 if ( (pmedium->pUnkForRelease==0) &&
1965 (pmedium->u.hBitmap!=0) )
1966 DeleteObject(pmedium->u.hBitmap);
1971 if ( (pmedium->pUnkForRelease==0) &&
1972 (pmedium->u.hMetaFilePict!=0) )
1974 LPMETAFILEPICT pMP = GlobalLock(pmedium->u.hMetaFilePict);
1975 DeleteMetaFile(pMP->hMF);
1976 GlobalUnlock(pmedium->u.hMetaFilePict);
1977 GlobalFree(pmedium->u.hMetaFilePict);
1983 if ( (pmedium->pUnkForRelease==0) &&
1984 (pmedium->u.hEnhMetaFile!=0) )
1986 DeleteEnhMetaFile(pmedium->u.hEnhMetaFile);
1994 pmedium->tymed=TYMED_NULL;
1997 * After cleaning up, the unknown is released
1999 if (pmedium->pUnkForRelease!=0)
2001 IUnknown_Release(pmedium->pUnkForRelease);
2002 pmedium->pUnkForRelease = 0;
2007 * OLEDD_Initialize()
2009 * Initializes the OLE drag and drop data structures.
2011 static void OLEDD_Initialize(void)
2015 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
2016 wndClass.style = CS_GLOBALCLASS;
2017 wndClass.lpfnWndProc = OLEDD_DragTrackerWindowProc;
2018 wndClass.cbClsExtra = 0;
2019 wndClass.cbWndExtra = sizeof(TrackerWindowInfo*);
2020 wndClass.hCursor = 0;
2021 wndClass.hbrBackground = 0;
2022 wndClass.lpszClassName = OLEDD_DRAGTRACKERCLASS;
2024 RegisterClassW (&wndClass);
2028 * OLEDD_DragTrackerWindowProc()
2030 * This method is the WindowProcedure of the drag n drop tracking
2031 * window. During a drag n Drop operation, an invisible window is created
2032 * to receive the user input and act upon it. This procedure is in charge
2036 #define DRAG_TIMER_ID 1
2038 static LRESULT WINAPI OLEDD_DragTrackerWindowProc(
2048 LPCREATESTRUCTA createStruct = (LPCREATESTRUCTA)lParam;
2050 SetWindowLongPtrW(hwnd, 0, (LONG_PTR)createStruct->lpCreateParams);
2051 SetTimer(hwnd, DRAG_TIMER_ID, 50, NULL);
2058 OLEDD_TrackMouseMove((TrackerWindowInfo*)GetWindowLongPtrA(hwnd, 0));
2064 case WM_LBUTTONDOWN:
2065 case WM_MBUTTONDOWN:
2066 case WM_RBUTTONDOWN:
2068 OLEDD_TrackStateChange((TrackerWindowInfo*)GetWindowLongPtrA(hwnd, 0));
2073 KillTimer(hwnd, DRAG_TIMER_ID);
2079 * This is a window proc after all. Let's call the default.
2081 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
2085 * OLEDD_TrackMouseMove()
2087 * This method is invoked while a drag and drop operation is in effect.
2088 * it will generate the appropriate callbacks in the drop source
2089 * and drop target. It will also provide the expected feedback to
2093 * trackerInfo - Pointer to the structure identifying the
2094 * drag & drop operation that is currently
2097 static void OLEDD_TrackMouseMove(TrackerWindowInfo* trackerInfo)
2099 HWND hwndNewTarget = 0;
2104 * Get the handle of the window under the mouse
2106 pt.x = trackerInfo->curMousePos.x;
2107 pt.y = trackerInfo->curMousePos.y;
2108 hwndNewTarget = WindowFromPoint(pt);
2111 * Every time, we re-initialize the effects passed to the
2112 * IDropTarget to the effects allowed by the source.
2114 *trackerInfo->pdwEffect = trackerInfo->dwOKEffect;
2117 * If we are hovering over the same target as before, send the
2118 * DragOver notification
2120 if ( (trackerInfo->curDragTarget != 0) &&
2121 (trackerInfo->curTargetHWND == hwndNewTarget) )
2123 IDropTarget_DragOver(trackerInfo->curDragTarget,
2124 trackerInfo->dwKeyState,
2125 trackerInfo->curMousePos,
2126 trackerInfo->pdwEffect);
2131 * If we changed window, we have to notify our old target and check for
2134 if (trackerInfo->curDragTarget)
2135 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2138 * Make sure we're hovering over a window.
2143 * Find-out if there is a drag target under the mouse
2145 HWND next_target_wnd = hwndNewTarget;
2147 trackerInfo->curTargetHWND = hwndNewTarget;
2149 while (next_target_wnd && !is_droptarget(next_target_wnd))
2150 next_target_wnd = GetParent(next_target_wnd);
2152 if (next_target_wnd) hwndNewTarget = next_target_wnd;
2154 trackerInfo->curDragTargetHWND = hwndNewTarget;
2155 if(trackerInfo->curDragTarget) IDropTarget_Release(trackerInfo->curDragTarget);
2156 trackerInfo->curDragTarget = get_droptarget_pointer(hwndNewTarget);
2159 * If there is, notify it that we just dragged-in
2161 if (trackerInfo->curDragTarget)
2163 hr = IDropTarget_DragEnter(trackerInfo->curDragTarget,
2164 trackerInfo->dataObject,
2165 trackerInfo->dwKeyState,
2166 trackerInfo->curMousePos,
2167 trackerInfo->pdwEffect);
2169 /* failed DragEnter() means invalid target */
2172 trackerInfo->curDragTargetHWND = 0;
2173 trackerInfo->curTargetHWND = 0;
2174 IDropTarget_Release(trackerInfo->curDragTarget);
2175 trackerInfo->curDragTarget = 0;
2182 * The mouse is not over a window so we don't track anything.
2184 trackerInfo->curDragTargetHWND = 0;
2185 trackerInfo->curTargetHWND = 0;
2186 if(trackerInfo->curDragTarget) IDropTarget_Release(trackerInfo->curDragTarget);
2187 trackerInfo->curDragTarget = 0;
2192 * Now that we have done that, we have to tell the source to give
2193 * us feedback on the work being done by the target. If we don't
2194 * have a target, simulate no effect.
2196 if (trackerInfo->curDragTarget==0)
2198 *trackerInfo->pdwEffect = DROPEFFECT_NONE;
2201 hr = IDropSource_GiveFeedback(trackerInfo->dropSource,
2202 *trackerInfo->pdwEffect);
2205 * When we ask for feedback from the drop source, sometimes it will
2206 * do all the necessary work and sometimes it will not handle it
2207 * when that's the case, we must display the standard drag and drop
2210 if (hr == DRAGDROP_S_USEDEFAULTCURSORS)
2214 if (*trackerInfo->pdwEffect & DROPEFFECT_MOVE)
2216 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(1));
2218 else if (*trackerInfo->pdwEffect & DROPEFFECT_COPY)
2220 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(2));
2222 else if (*trackerInfo->pdwEffect & DROPEFFECT_LINK)
2224 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(3));
2228 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(0));
2236 * OLEDD_TrackStateChange()
2238 * This method is invoked while a drag and drop operation is in effect.
2239 * It is used to notify the drop target/drop source callbacks when
2240 * the state of the keyboard or mouse button change.
2243 * trackerInfo - Pointer to the structure identifying the
2244 * drag & drop operation that is currently
2247 static void OLEDD_TrackStateChange(TrackerWindowInfo* trackerInfo)
2250 * Ask the drop source what to do with the operation.
2252 trackerInfo->returnValue = IDropSource_QueryContinueDrag(
2253 trackerInfo->dropSource,
2254 trackerInfo->escPressed,
2255 trackerInfo->dwKeyState);
2258 * All the return valued will stop the operation except the S_OK
2261 if (trackerInfo->returnValue!=S_OK)
2264 * Make sure the message loop in DoDragDrop stops
2266 trackerInfo->trackingDone = TRUE;
2269 * Release the mouse in case the drop target decides to show a popup
2270 * or a menu or something.
2275 * If we end-up over a target, drop the object in the target or
2276 * inform the target that the operation was cancelled.
2278 if (trackerInfo->curDragTarget)
2280 switch (trackerInfo->returnValue)
2283 * If the source wants us to complete the operation, we tell
2284 * the drop target that we just dropped the object in it.
2286 case DRAGDROP_S_DROP:
2287 if (*trackerInfo->pdwEffect != DROPEFFECT_NONE)
2288 IDropTarget_Drop(trackerInfo->curDragTarget,
2289 trackerInfo->dataObject,
2290 trackerInfo->dwKeyState,
2291 trackerInfo->curMousePos,
2292 trackerInfo->pdwEffect);
2294 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2298 * If the source told us that we should cancel, fool the drop
2299 * target by telling it that the mouse left it's window.
2300 * Also set the drop effect to "NONE" in case the application
2301 * ignores the result of DoDragDrop.
2303 case DRAGDROP_S_CANCEL:
2304 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2305 *trackerInfo->pdwEffect = DROPEFFECT_NONE;
2313 * OLEDD_GetButtonState()
2315 * This method will use the current state of the keyboard to build
2316 * a button state mask equivalent to the one passed in the
2317 * WM_MOUSEMOVE wParam.
2319 static DWORD OLEDD_GetButtonState(void)
2321 BYTE keyboardState[256];
2324 GetKeyboardState(keyboardState);
2326 if ( (keyboardState[VK_SHIFT] & 0x80) !=0)
2327 keyMask |= MK_SHIFT;
2329 if ( (keyboardState[VK_CONTROL] & 0x80) !=0)
2330 keyMask |= MK_CONTROL;
2332 if ( (keyboardState[VK_LBUTTON] & 0x80) !=0)
2333 keyMask |= MK_LBUTTON;
2335 if ( (keyboardState[VK_RBUTTON] & 0x80) !=0)
2336 keyMask |= MK_RBUTTON;
2338 if ( (keyboardState[VK_MBUTTON] & 0x80) !=0)
2339 keyMask |= MK_MBUTTON;
2345 * OLEDD_GetButtonState()
2347 * This method will read the default value of the registry key in
2348 * parameter and extract a DWORD value from it. The registry key value
2349 * can be in a string key or a DWORD key.
2352 * regKey - Key to read the default value from
2353 * pdwValue - Pointer to the location where the DWORD
2354 * value is returned. This value is not modified
2355 * if the value is not found.
2358 static void OLEUTL_ReadRegistryDWORDValue(
2363 DWORD cbData = sizeof(buffer);
2367 lres = RegQueryValueExW(regKey,
2374 if (lres==ERROR_SUCCESS)
2379 *pdwValue = *(DWORD*)buffer;
2384 *pdwValue = (DWORD)strtoulW(buffer, NULL, 10);
2390 /******************************************************************************
2393 * The operation of this function is documented literally in the WinAPI
2394 * documentation to involve a QueryInterface for the IViewObject interface,
2395 * followed by a call to IViewObject::Draw.
2397 HRESULT WINAPI OleDraw(
2404 IViewObject *viewobject;
2406 hres = IUnknown_QueryInterface(pUnk,
2408 (void**)&viewobject);
2410 if (SUCCEEDED(hres))
2414 rectl.left = lprcBounds->left;
2415 rectl.right = lprcBounds->right;
2416 rectl.top = lprcBounds->top;
2417 rectl.bottom = lprcBounds->bottom;
2418 hres = IViewObject_Draw(viewobject, dwAspect, -1, 0, 0, 0, hdcDraw, &rectl, 0, 0, 0);
2420 IViewObject_Release(viewobject);
2425 return DV_E_NOIVIEWOBJECT;
2429 /***********************************************************************
2430 * OleTranslateAccelerator [OLE32.@]
2432 HRESULT WINAPI OleTranslateAccelerator (LPOLEINPLACEFRAME lpFrame,
2433 LPOLEINPLACEFRAMEINFO lpFrameInfo, LPMSG lpmsg)
2437 TRACE("(%p,%p,%p)\n", lpFrame, lpFrameInfo, lpmsg);
2439 if (IsAccelerator(lpFrameInfo->haccel,lpFrameInfo->cAccelEntries,lpmsg,&wID))
2440 return IOleInPlaceFrame_TranslateAccelerator(lpFrame,lpmsg,wID);
2445 /******************************************************************************
2446 * OleCreate [OLE32.@]
2449 HRESULT WINAPI OleCreate(
2453 LPFORMATETC pFormatEtc,
2454 LPOLECLIENTSITE pClientSite,
2459 IUnknown * pUnk = NULL;
2460 IOleObject *pOleObject = NULL;
2462 TRACE("(%s, %s, %d, %p, %p, %p, %p)\n", debugstr_guid(rclsid),
2463 debugstr_guid(riid), renderopt, pFormatEtc, pClientSite, pStg, ppvObj);
2465 hres = CoCreateInstance(rclsid, 0, CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER, riid, (LPVOID*)&pUnk);
2467 if (SUCCEEDED(hres))
2468 hres = IStorage_SetClass(pStg, rclsid);
2470 if (pClientSite && SUCCEEDED(hres))
2472 hres = IUnknown_QueryInterface(pUnk, &IID_IOleObject, (LPVOID*)&pOleObject);
2473 if (SUCCEEDED(hres))
2476 hres = IOleObject_GetMiscStatus(pOleObject, DVASPECT_CONTENT, &dwStatus);
2480 if (SUCCEEDED(hres))
2482 IPersistStorage * pPS;
2483 if (SUCCEEDED((hres = IUnknown_QueryInterface(pUnk, &IID_IPersistStorage, (LPVOID*)&pPS))))
2485 TRACE("trying to set stg %p\n", pStg);
2486 hres = IPersistStorage_InitNew(pPS, pStg);
2487 TRACE("-- result 0x%08x\n", hres);
2488 IPersistStorage_Release(pPS);
2492 if (pClientSite && SUCCEEDED(hres))
2494 TRACE("trying to set clientsite %p\n", pClientSite);
2495 hres = IOleObject_SetClientSite(pOleObject, pClientSite);
2496 TRACE("-- result 0x%08x\n", hres);
2500 IOleObject_Release(pOleObject);
2502 if (((renderopt == OLERENDER_DRAW) || (renderopt == OLERENDER_FORMAT)) &&
2505 IRunnableObject *pRunnable;
2506 IOleCache *pOleCache;
2509 hres2 = IUnknown_QueryInterface(pUnk, &IID_IRunnableObject, (void **)&pRunnable);
2510 if (SUCCEEDED(hres2))
2512 hres = IRunnableObject_Run(pRunnable, NULL);
2513 IRunnableObject_Release(pRunnable);
2516 if (SUCCEEDED(hres))
2518 hres2 = IUnknown_QueryInterface(pUnk, &IID_IOleCache, (void **)&pOleCache);
2519 if (SUCCEEDED(hres2))
2522 hres = IOleCache_Cache(pOleCache, pFormatEtc, ADVF_PRIMEFIRST, &dwConnection);
2523 IOleCache_Release(pOleCache);
2528 if (FAILED(hres) && pUnk)
2530 IUnknown_Release(pUnk);
2536 TRACE("-- %p\n", pUnk);
2540 /******************************************************************************
2541 * OleGetAutoConvert [OLE32.@]
2543 HRESULT WINAPI OleGetAutoConvert(REFCLSID clsidOld, LPCLSID pClsidNew)
2545 static const WCHAR wszAutoConvertTo[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2547 WCHAR buf[CHARS_IN_GUID];
2551 res = COM_OpenKeyForCLSID(clsidOld, wszAutoConvertTo, KEY_READ, &hkey);
2556 if (RegQueryValueW(hkey, NULL, buf, &len))
2558 res = REGDB_E_KEYMISSING;
2561 res = CLSIDFromString(buf, pClsidNew);
2563 if (hkey) RegCloseKey(hkey);
2567 /******************************************************************************
2568 * OleSetAutoConvert [OLE32.@]
2570 HRESULT WINAPI OleSetAutoConvert(REFCLSID clsidOld, REFCLSID clsidNew)
2572 static const WCHAR wszAutoConvertTo[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2574 WCHAR szClsidNew[CHARS_IN_GUID];
2577 TRACE("(%s,%s)\n", debugstr_guid(clsidOld), debugstr_guid(clsidNew));
2579 res = COM_OpenKeyForCLSID(clsidOld, NULL, KEY_READ | KEY_WRITE, &hkey);
2582 StringFromGUID2(clsidNew, szClsidNew, CHARS_IN_GUID);
2583 if (RegSetValueW(hkey, wszAutoConvertTo, REG_SZ, szClsidNew, (strlenW(szClsidNew)+1) * sizeof(WCHAR)))
2585 res = REGDB_E_WRITEREGDB;
2590 if (hkey) RegCloseKey(hkey);
2594 /******************************************************************************
2595 * OleDoAutoConvert [OLE32.@]
2597 HRESULT WINAPI OleDoAutoConvert(LPSTORAGE pStg, LPCLSID pClsidNew)
2599 FIXME("(%p,%p) : stub\n",pStg,pClsidNew);
2603 /******************************************************************************
2604 * OleIsRunning [OLE32.@]
2606 BOOL WINAPI OleIsRunning(LPOLEOBJECT pObject)
2608 IRunnableObject *pRunnable;
2612 TRACE("(%p)\n", pObject);
2614 hr = IOleObject_QueryInterface(pObject, &IID_IRunnableObject, (void **)&pRunnable);
2617 running = IRunnableObject_IsRunning(pRunnable);
2618 IRunnableObject_Release(pRunnable);
2622 /***********************************************************************
2623 * OleNoteObjectVisible [OLE32.@]
2625 HRESULT WINAPI OleNoteObjectVisible(LPUNKNOWN pUnknown, BOOL bVisible)
2627 TRACE("(%p, %s)\n", pUnknown, bVisible ? "TRUE" : "FALSE");
2628 return CoLockObjectExternal(pUnknown, bVisible, TRUE);
2632 /***********************************************************************
2633 * OLE_FreeClipDataArray [internal]
2636 * frees the data associated with an array of CLIPDATAs
2638 static void OLE_FreeClipDataArray(ULONG count, CLIPDATA * pClipDataArray)
2641 for (i = 0; i < count; i++)
2642 if (pClipDataArray[i].pClipData)
2643 CoTaskMemFree(pClipDataArray[i].pClipData);
2646 /***********************************************************************
2647 * PropSysAllocString [OLE32.@]
2649 * Basically a copy of SysAllocStringLen.
2651 BSTR WINAPI PropSysAllocString(LPCOLESTR str)
2655 WCHAR* stringBuffer;
2660 len = lstrlenW(str);
2662 * Find the length of the buffer passed-in, in bytes.
2664 bufferSize = len * sizeof (WCHAR);
2667 * Allocate a new buffer to hold the string.
2668 * Don't forget to keep an empty spot at the beginning of the
2669 * buffer for the character count and an extra character at the
2672 newBuffer = HeapAlloc(GetProcessHeap(), 0,
2673 bufferSize + sizeof(WCHAR) + sizeof(DWORD));
2676 * If the memory allocation failed, return a null pointer.
2682 * Copy the length of the string in the placeholder.
2684 *newBuffer = bufferSize;
2687 * Skip the byte count.
2691 memcpy(newBuffer, str, bufferSize);
2694 * Make sure that there is a nul character at the end of the
2697 stringBuffer = (WCHAR*)newBuffer;
2698 stringBuffer[len] = '\0';
2700 return stringBuffer;
2703 /***********************************************************************
2704 * PropSysFreeString [OLE32.@]
2706 * Copy of SysFreeString.
2708 void WINAPI PropSysFreeString(LPOLESTR str)
2710 DWORD* bufferPointer;
2712 /* NULL is a valid parameter */
2716 * We have to be careful when we free a BSTR pointer, it points to
2717 * the beginning of the string but it skips the byte count contained
2718 * before the string.
2720 bufferPointer = (DWORD*)str;
2725 * Free the memory from its "real" origin.
2727 HeapFree(GetProcessHeap(), 0, bufferPointer);
2730 /******************************************************************************
2731 * Check if a PROPVARIANT's type is valid.
2733 static inline HRESULT PROPVARIANT_ValidateType(VARTYPE vt)
2760 case VT_STREAMED_OBJECT:
2761 case VT_STORED_OBJECT:
2762 case VT_BLOB_OBJECT:
2765 case VT_I2|VT_VECTOR:
2766 case VT_I4|VT_VECTOR:
2767 case VT_R4|VT_VECTOR:
2768 case VT_R8|VT_VECTOR:
2769 case VT_CY|VT_VECTOR:
2770 case VT_DATE|VT_VECTOR:
2771 case VT_BSTR|VT_VECTOR:
2772 case VT_ERROR|VT_VECTOR:
2773 case VT_BOOL|VT_VECTOR:
2774 case VT_VARIANT|VT_VECTOR:
2775 case VT_UI1|VT_VECTOR:
2776 case VT_UI2|VT_VECTOR:
2777 case VT_UI4|VT_VECTOR:
2778 case VT_I8|VT_VECTOR:
2779 case VT_UI8|VT_VECTOR:
2780 case VT_LPSTR|VT_VECTOR:
2781 case VT_LPWSTR|VT_VECTOR:
2782 case VT_FILETIME|VT_VECTOR:
2783 case VT_CF|VT_VECTOR:
2784 case VT_CLSID|VT_VECTOR:
2787 WARN("Bad type %d\n", vt);
2788 return STG_E_INVALIDPARAMETER;
2791 /***********************************************************************
2792 * PropVariantClear [OLE32.@]
2794 HRESULT WINAPI PropVariantClear(PROPVARIANT * pvar) /* [in/out] */
2798 TRACE("(%p)\n", pvar);
2803 hr = PROPVARIANT_ValidateType(pvar->vt);
2828 case VT_STREAMED_OBJECT:
2830 case VT_STORED_OBJECT:
2831 if (pvar->u.pStream)
2832 IUnknown_Release(pvar->u.pStream);
2837 /* pick an arbitrary typed pointer - we don't care about the type
2838 * as we are just freeing it */
2839 CoTaskMemFree(pvar->u.puuid);
2842 case VT_BLOB_OBJECT:
2843 CoTaskMemFree(pvar->u.blob.pBlobData);
2846 if (pvar->u.bstrVal)
2847 PropSysFreeString(pvar->u.bstrVal);
2850 if (pvar->u.pclipdata)
2852 OLE_FreeClipDataArray(1, pvar->u.pclipdata);
2853 CoTaskMemFree(pvar->u.pclipdata);
2857 if (pvar->vt & VT_VECTOR)
2861 switch (pvar->vt & ~VT_VECTOR)
2864 FreePropVariantArray(pvar->u.capropvar.cElems, pvar->u.capropvar.pElems);
2867 OLE_FreeClipDataArray(pvar->u.caclipdata.cElems, pvar->u.caclipdata.pElems);
2870 for (i = 0; i < pvar->u.cabstr.cElems; i++)
2871 PropSysFreeString(pvar->u.cabstr.pElems[i]);
2874 for (i = 0; i < pvar->u.calpstr.cElems; i++)
2875 CoTaskMemFree(pvar->u.calpstr.pElems[i]);
2878 for (i = 0; i < pvar->u.calpwstr.cElems; i++)
2879 CoTaskMemFree(pvar->u.calpwstr.pElems[i]);
2882 if (pvar->vt & ~VT_VECTOR)
2884 /* pick an arbitrary VT_VECTOR structure - they all have the same
2886 CoTaskMemFree(pvar->u.capropvar.pElems);
2890 WARN("Invalid/unsupported type %d\n", pvar->vt);
2893 ZeroMemory(pvar, sizeof(*pvar));
2898 /***********************************************************************
2899 * PropVariantCopy [OLE32.@]
2901 HRESULT WINAPI PropVariantCopy(PROPVARIANT *pvarDest, /* [out] */
2902 const PROPVARIANT *pvarSrc) /* [in] */
2907 TRACE("(%p, %p vt %04x)\n", pvarDest, pvarSrc, pvarSrc->vt);
2909 hr = PROPVARIANT_ValidateType(pvarSrc->vt);
2913 /* this will deal with most cases */
2914 *pvarDest = *pvarSrc;
2938 case VT_STREAMED_OBJECT:
2940 case VT_STORED_OBJECT:
2941 IUnknown_AddRef((LPUNKNOWN)pvarDest->u.pStream);
2944 pvarDest->u.puuid = CoTaskMemAlloc(sizeof(CLSID));
2945 *pvarDest->u.puuid = *pvarSrc->u.puuid;
2948 len = strlen(pvarSrc->u.pszVal);
2949 pvarDest->u.pszVal = CoTaskMemAlloc((len+1)*sizeof(CHAR));
2950 CopyMemory(pvarDest->u.pszVal, pvarSrc->u.pszVal, (len+1)*sizeof(CHAR));
2953 len = lstrlenW(pvarSrc->u.pwszVal);
2954 pvarDest->u.pwszVal = CoTaskMemAlloc((len+1)*sizeof(WCHAR));
2955 CopyMemory(pvarDest->u.pwszVal, pvarSrc->u.pwszVal, (len+1)*sizeof(WCHAR));
2958 case VT_BLOB_OBJECT:
2959 if (pvarSrc->u.blob.pBlobData)
2961 len = pvarSrc->u.blob.cbSize;
2962 pvarDest->u.blob.pBlobData = CoTaskMemAlloc(len);
2963 CopyMemory(pvarDest->u.blob.pBlobData, pvarSrc->u.blob.pBlobData, len);
2967 pvarDest->u.bstrVal = PropSysAllocString(pvarSrc->u.bstrVal);
2970 if (pvarSrc->u.pclipdata)
2972 len = pvarSrc->u.pclipdata->cbSize - sizeof(pvarSrc->u.pclipdata->ulClipFmt);
2973 pvarDest->u.pclipdata = CoTaskMemAlloc(sizeof (CLIPDATA));
2974 pvarDest->u.pclipdata->cbSize = pvarSrc->u.pclipdata->cbSize;
2975 pvarDest->u.pclipdata->ulClipFmt = pvarSrc->u.pclipdata->ulClipFmt;
2976 pvarDest->u.pclipdata->pClipData = CoTaskMemAlloc(len);
2977 CopyMemory(pvarDest->u.pclipdata->pClipData, pvarSrc->u.pclipdata->pClipData, len);
2981 if (pvarSrc->vt & VT_VECTOR)
2986 switch(pvarSrc->vt & ~VT_VECTOR)
2988 case VT_I1: elemSize = sizeof(pvarSrc->u.cVal); break;
2989 case VT_UI1: elemSize = sizeof(pvarSrc->u.bVal); break;
2990 case VT_I2: elemSize = sizeof(pvarSrc->u.iVal); break;
2991 case VT_UI2: elemSize = sizeof(pvarSrc->u.uiVal); break;
2992 case VT_BOOL: elemSize = sizeof(pvarSrc->u.boolVal); break;
2993 case VT_I4: elemSize = sizeof(pvarSrc->u.lVal); break;
2994 case VT_UI4: elemSize = sizeof(pvarSrc->u.ulVal); break;
2995 case VT_R4: elemSize = sizeof(pvarSrc->u.fltVal); break;
2996 case VT_R8: elemSize = sizeof(pvarSrc->u.dblVal); break;
2997 case VT_ERROR: elemSize = sizeof(pvarSrc->u.scode); break;
2998 case VT_I8: elemSize = sizeof(pvarSrc->u.hVal); break;
2999 case VT_UI8: elemSize = sizeof(pvarSrc->u.uhVal); break;
3000 case VT_CY: elemSize = sizeof(pvarSrc->u.cyVal); break;
3001 case VT_DATE: elemSize = sizeof(pvarSrc->u.date); break;
3002 case VT_FILETIME: elemSize = sizeof(pvarSrc->u.filetime); break;
3003 case VT_CLSID: elemSize = sizeof(*pvarSrc->u.puuid); break;
3004 case VT_CF: elemSize = sizeof(*pvarSrc->u.pclipdata); break;
3005 case VT_BSTR: elemSize = sizeof(pvarSrc->u.bstrVal); break;
3006 case VT_LPSTR: elemSize = sizeof(pvarSrc->u.pszVal); break;
3007 case VT_LPWSTR: elemSize = sizeof(pvarSrc->u.pwszVal); break;
3008 case VT_VARIANT: elemSize = sizeof(*pvarSrc->u.pvarVal); break;
3011 FIXME("Invalid element type: %ul\n", pvarSrc->vt & ~VT_VECTOR);
3012 return E_INVALIDARG;
3014 len = pvarSrc->u.capropvar.cElems;
3015 pvarDest->u.capropvar.pElems = CoTaskMemAlloc(len * elemSize);
3016 if (pvarSrc->vt == (VT_VECTOR | VT_VARIANT))
3018 for (i = 0; i < len; i++)
3019 PropVariantCopy(&pvarDest->u.capropvar.pElems[i], &pvarSrc->u.capropvar.pElems[i]);
3021 else if (pvarSrc->vt == (VT_VECTOR | VT_CF))
3023 FIXME("Copy clipformats\n");
3025 else if (pvarSrc->vt == (VT_VECTOR | VT_BSTR))
3027 for (i = 0; i < len; i++)
3028 pvarDest->u.cabstr.pElems[i] = PropSysAllocString(pvarSrc->u.cabstr.pElems[i]);
3030 else if (pvarSrc->vt == (VT_VECTOR | VT_LPSTR))
3033 for (i = 0; i < len; i++)
3035 strLen = lstrlenA(pvarSrc->u.calpstr.pElems[i]) + 1;
3036 pvarDest->u.calpstr.pElems[i] = CoTaskMemAlloc(strLen);
3037 memcpy(pvarDest->u.calpstr.pElems[i],
3038 pvarSrc->u.calpstr.pElems[i], strLen);
3041 else if (pvarSrc->vt == (VT_VECTOR | VT_LPWSTR))
3044 for (i = 0; i < len; i++)
3046 strLen = (lstrlenW(pvarSrc->u.calpwstr.pElems[i]) + 1) *
3048 pvarDest->u.calpstr.pElems[i] = CoTaskMemAlloc(strLen);
3049 memcpy(pvarDest->u.calpstr.pElems[i],
3050 pvarSrc->u.calpstr.pElems[i], strLen);
3054 CopyMemory(pvarDest->u.capropvar.pElems, pvarSrc->u.capropvar.pElems, len * elemSize);
3057 WARN("Invalid/unsupported type %d\n", pvarSrc->vt);
3063 /***********************************************************************
3064 * FreePropVariantArray [OLE32.@]
3066 HRESULT WINAPI FreePropVariantArray(ULONG cVariants, /* [in] */
3067 PROPVARIANT *rgvars) /* [in/out] */
3071 TRACE("(%u, %p)\n", cVariants, rgvars);
3074 return E_INVALIDARG;
3076 for(i = 0; i < cVariants; i++)
3077 PropVariantClear(&rgvars[i]);
3082 /******************************************************************************
3083 * DllDebugObjectRPCHook (OLE32.@)
3084 * turns on and off internal debugging, pointer is only used on macintosh
3087 BOOL WINAPI DllDebugObjectRPCHook(BOOL b, void *dummy)