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
385 * the marshal. We don't want to hold a ref on the app provided target
386 * as some apps destroy this prior to CoUninitialize without calling
387 * RevokeDragDrop. The only (long-term) ref is held by the window prop. */
389 IDropTarget IDropTarget_iface;
394 static inline DropTargetWrapper* impl_from_IDropTarget(IDropTarget* iface)
396 return CONTAINING_RECORD(iface, DropTargetWrapper, IDropTarget_iface);
399 static HRESULT WINAPI DropTargetWrapper_QueryInterface(IDropTarget* iface,
403 DropTargetWrapper* This = impl_from_IDropTarget(iface);
404 if (IsEqualIID(riid, &IID_IUnknown) ||
405 IsEqualIID(riid, &IID_IDropTarget))
407 IDropTarget_AddRef(&This->IDropTarget_iface);
408 *ppvObject = &This->IDropTarget_iface;
412 return E_NOINTERFACE;
415 static ULONG WINAPI DropTargetWrapper_AddRef(IDropTarget* iface)
417 DropTargetWrapper* This = impl_from_IDropTarget(iface);
418 return InterlockedIncrement(&This->refs);
421 static ULONG WINAPI DropTargetWrapper_Release(IDropTarget* iface)
423 DropTargetWrapper* This = impl_from_IDropTarget(iface);
424 ULONG refs = InterlockedDecrement(&This->refs);
425 if (!refs) HeapFree(GetProcessHeap(), 0, This);
429 static inline HRESULT get_target_from_wrapper( IDropTarget *wrapper, IDropTarget **target )
431 DropTargetWrapper* This = impl_from_IDropTarget( wrapper );
432 *target = GetPropW( This->hwnd, prop_oledroptarget );
433 if (!*target) return DRAGDROP_E_NOTREGISTERED;
434 IDropTarget_AddRef( *target );
438 static HRESULT WINAPI DropTargetWrapper_DragEnter(IDropTarget* iface,
439 IDataObject* pDataObj,
445 HRESULT r = get_target_from_wrapper( iface, &target );
449 r = IDropTarget_DragEnter( target, pDataObj, grfKeyState, pt, pdwEffect );
450 IDropTarget_Release( target );
455 static HRESULT WINAPI DropTargetWrapper_DragOver(IDropTarget* iface,
461 HRESULT r = get_target_from_wrapper( iface, &target );
465 r = IDropTarget_DragOver( target, grfKeyState, pt, pdwEffect );
466 IDropTarget_Release( target );
471 static HRESULT WINAPI DropTargetWrapper_DragLeave(IDropTarget* iface)
474 HRESULT r = get_target_from_wrapper( iface, &target );
478 r = IDropTarget_DragLeave( target );
479 IDropTarget_Release( target );
484 static HRESULT WINAPI DropTargetWrapper_Drop(IDropTarget* iface,
485 IDataObject* pDataObj,
491 HRESULT r = get_target_from_wrapper( iface, &target );
495 r = IDropTarget_Drop( target, pDataObj, grfKeyState, pt, pdwEffect );
496 IDropTarget_Release( target );
501 static const IDropTargetVtbl DropTargetWrapperVTbl =
503 DropTargetWrapper_QueryInterface,
504 DropTargetWrapper_AddRef,
505 DropTargetWrapper_Release,
506 DropTargetWrapper_DragEnter,
507 DropTargetWrapper_DragOver,
508 DropTargetWrapper_DragLeave,
509 DropTargetWrapper_Drop
512 static IDropTarget* WrapDropTarget( HWND hwnd )
514 DropTargetWrapper* This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
518 This->IDropTarget_iface.lpVtbl = &DropTargetWrapperVTbl;
522 return &This->IDropTarget_iface;
525 /***********************************************************************
526 * get_droptarget_pointer
528 * Retrieves the marshalled IDropTarget from the window.
530 static IDropTarget* get_droptarget_pointer(HWND hwnd)
532 IDropTarget *droptarget = NULL;
536 map = get_droptarget_local_handle(hwnd);
537 if(!map) return NULL;
539 if(SUCCEEDED(create_stream_from_map(map, &stream)))
541 CoUnmarshalInterface(stream, &IID_IDropTarget, (void**)&droptarget);
542 IStream_Release(stream);
548 /***********************************************************************
549 * RegisterDragDrop (OLE32.@)
551 HRESULT WINAPI RegisterDragDrop(HWND hwnd, LPDROPTARGET pDropTarget)
557 IDropTarget *wrapper;
559 TRACE("(%p,%p)\n", hwnd, pDropTarget);
561 if (!COM_CurrentApt())
563 ERR("COM not initialized\n");
564 return E_OUTOFMEMORY;
572 ERR("invalid hwnd %p\n", hwnd);
573 return DRAGDROP_E_INVALIDHWND;
576 /* block register for other processes windows */
577 GetWindowThreadProcessId(hwnd, &pid);
578 if (pid != GetCurrentProcessId())
580 FIXME("register for another process windows is disabled\n");
581 return DRAGDROP_E_INVALIDHWND;
584 /* check if the window is already registered */
585 if (is_droptarget(hwnd))
586 return DRAGDROP_E_ALREADYREGISTERED;
589 * Marshal the drop target pointer into a shared memory map and
590 * store the map's handle in a Wine specific window prop. We also
591 * store the drop target pointer itself in the
592 * "OleDropTargetInterface" prop for compatibility with Windows.
595 hr = CreateStreamOnHGlobal(NULL, TRUE, &stream);
596 if(FAILED(hr)) return hr;
598 /* IDropTarget::QueryInterface() shouldn't be called, some (broken) apps depend on this. */
599 wrapper = WrapDropTarget( hwnd );
602 IStream_Release(stream);
603 return E_OUTOFMEMORY;
605 hr = CoMarshalInterface(stream, &IID_IDropTarget, (IUnknown*)wrapper, MSHCTX_LOCAL, NULL, MSHLFLAGS_TABLESTRONG);
606 IDropTarget_Release(wrapper);
610 hr = create_map_from_stream(stream, &map);
613 IDropTarget_AddRef(pDropTarget);
614 SetPropW(hwnd, prop_oledroptarget, pDropTarget);
615 SetPropW(hwnd, prop_marshalleddroptarget, map);
621 IStream_Seek(stream, zero, STREAM_SEEK_SET, NULL);
622 CoReleaseMarshalData(stream);
625 IStream_Release(stream);
630 /***********************************************************************
631 * RevokeDragDrop (OLE32.@)
633 HRESULT WINAPI RevokeDragDrop(HWND hwnd)
637 IDropTarget *drop_target;
640 TRACE("(%p)\n", hwnd);
644 ERR("invalid hwnd %p\n", hwnd);
645 return DRAGDROP_E_INVALIDHWND;
648 /* no registration data */
649 if (!(map = get_droptarget_handle(hwnd)))
650 return DRAGDROP_E_NOTREGISTERED;
652 drop_target = GetPropW(hwnd, prop_oledroptarget);
653 if(drop_target) IDropTarget_Release(drop_target);
655 RemovePropW(hwnd, prop_oledroptarget);
656 RemovePropW(hwnd, prop_marshalleddroptarget);
658 hr = create_stream_from_map(map, &stream);
661 CoReleaseMarshalData(stream);
662 IStream_Release(stream);
669 /***********************************************************************
670 * OleRegGetUserType (OLE32.@)
672 * This implementation of OleRegGetUserType ignores the dwFormOfType
673 * parameter and always returns the full name of the object. This is
674 * not too bad since this is the case for many objects because of the
675 * way they are registered.
677 HRESULT WINAPI OleRegGetUserType(
680 LPOLESTR* pszUserType)
689 * Initialize the out parameter.
694 * Build the key name we're looking for
696 sprintfW( keyName, clsidfmtW,
697 clsid->Data1, clsid->Data2, clsid->Data3,
698 clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
699 clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
701 TRACE("(%s, %d, %p)\n", debugstr_w(keyName), dwFormOfType, pszUserType);
704 * Open the class id Key
706 hres = RegOpenKeyW(HKEY_CLASSES_ROOT,
710 if (hres != ERROR_SUCCESS)
711 return REGDB_E_CLASSNOTREG;
714 * Retrieve the size of the name string.
718 hres = RegQueryValueExW(clsidKey,
725 if (hres!=ERROR_SUCCESS)
727 RegCloseKey(clsidKey);
728 return REGDB_E_READREGDB;
732 * Allocate a buffer for the registry value.
734 *pszUserType = CoTaskMemAlloc(cbData);
736 if (*pszUserType==NULL)
738 RegCloseKey(clsidKey);
739 return E_OUTOFMEMORY;
742 hres = RegQueryValueExW(clsidKey,
746 (LPBYTE) *pszUserType,
749 RegCloseKey(clsidKey);
751 if (hres != ERROR_SUCCESS)
753 CoTaskMemFree(*pszUserType);
756 return REGDB_E_READREGDB;
762 /***********************************************************************
763 * DoDragDrop [OLE32.@]
765 HRESULT WINAPI DoDragDrop (
766 IDataObject *pDataObject, /* [in] ptr to the data obj */
767 IDropSource* pDropSource, /* [in] ptr to the source obj */
768 DWORD dwOKEffect, /* [in] effects allowed by the source */
769 DWORD *pdwEffect) /* [out] ptr to effects of the source */
771 static const WCHAR trackerW[] = {'T','r','a','c','k','e','r','W','i','n','d','o','w',0};
772 TrackerWindowInfo trackerInfo;
773 HWND hwndTrackWindow;
776 TRACE("(%p, %p, %08x, %p)\n", pDataObject, pDropSource, dwOKEffect, pdwEffect);
778 if (!pDataObject || !pDropSource || !pdwEffect)
782 * Setup the drag n drop tracking window.
785 trackerInfo.dataObject = pDataObject;
786 trackerInfo.dropSource = pDropSource;
787 trackerInfo.dwOKEffect = dwOKEffect;
788 trackerInfo.pdwEffect = pdwEffect;
789 trackerInfo.trackingDone = FALSE;
790 trackerInfo.escPressed = FALSE;
791 trackerInfo.curDragTargetHWND = 0;
792 trackerInfo.curTargetHWND = 0;
793 trackerInfo.curDragTarget = 0;
795 hwndTrackWindow = CreateWindowW(OLEDD_DRAGTRACKERCLASS, trackerW,
796 WS_POPUP, CW_USEDEFAULT, CW_USEDEFAULT,
797 CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, 0,
803 * Capture the mouse input
805 SetCapture(hwndTrackWindow);
810 * Pump messages. All mouse input should go to the capture window.
812 while (!trackerInfo.trackingDone && GetMessageW(&msg, 0, 0, 0) )
814 trackerInfo.curMousePos.x = msg.pt.x;
815 trackerInfo.curMousePos.y = msg.pt.y;
816 trackerInfo.dwKeyState = OLEDD_GetButtonState();
818 if ( (msg.message >= WM_KEYFIRST) &&
819 (msg.message <= WM_KEYLAST) )
822 * When keyboard messages are sent to windows on this thread, we
823 * want to ignore notify the drop source that the state changed.
824 * in the case of the Escape key, we also notify the drop source
825 * we give it a special meaning.
827 if ( (msg.message==WM_KEYDOWN) &&
828 (msg.wParam==VK_ESCAPE) )
830 trackerInfo.escPressed = TRUE;
834 * Notify the drop source.
836 OLEDD_TrackStateChange(&trackerInfo);
841 * Dispatch the messages only when it's not a keyboard message.
843 DispatchMessageW(&msg);
847 /* re-post the quit message to outer message loop */
848 if (msg.message == WM_QUIT)
849 PostQuitMessage(msg.wParam);
851 * Destroy the temporary window.
853 DestroyWindow(hwndTrackWindow);
855 return trackerInfo.returnValue;
861 /***********************************************************************
862 * OleQueryLinkFromData [OLE32.@]
864 HRESULT WINAPI OleQueryLinkFromData(
865 IDataObject* pSrcDataObject)
867 FIXME("(%p),stub!\n", pSrcDataObject);
871 /***********************************************************************
872 * OleRegGetMiscStatus [OLE32.@]
874 HRESULT WINAPI OleRegGetMiscStatus(
879 static const WCHAR miscstatusW[] = {'M','i','s','c','S','t','a','t','u','s',0};
880 static const WCHAR dfmtW[] = {'%','d',0};
888 * Initialize the out parameter.
893 * Build the key name we're looking for
895 sprintfW( keyName, clsidfmtW,
896 clsid->Data1, clsid->Data2, clsid->Data3,
897 clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
898 clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
900 TRACE("(%s, %d, %p)\n", debugstr_w(keyName), dwAspect, pdwStatus);
903 * Open the class id Key
905 result = RegOpenKeyW(HKEY_CLASSES_ROOT,
909 if (result != ERROR_SUCCESS)
910 return REGDB_E_CLASSNOTREG;
915 result = RegOpenKeyW(clsidKey,
920 if (result != ERROR_SUCCESS)
922 RegCloseKey(clsidKey);
923 return REGDB_E_READREGDB;
927 * Read the default value
929 OLEUTL_ReadRegistryDWORDValue(miscStatusKey, pdwStatus);
932 * Open the key specific to the requested aspect.
934 sprintfW(keyName, dfmtW, dwAspect);
936 result = RegOpenKeyW(miscStatusKey,
940 if (result == ERROR_SUCCESS)
942 OLEUTL_ReadRegistryDWORDValue(aspectKey, pdwStatus);
943 RegCloseKey(aspectKey);
949 RegCloseKey(miscStatusKey);
950 RegCloseKey(clsidKey);
955 static HRESULT EnumOLEVERB_Construct(HKEY hkeyVerb, ULONG index, IEnumOLEVERB **ppenum);
959 IEnumOLEVERB IEnumOLEVERB_iface;
966 static inline EnumOLEVERB *impl_from_IEnumOLEVERB(IEnumOLEVERB *iface)
968 return CONTAINING_RECORD(iface, EnumOLEVERB, IEnumOLEVERB_iface);
971 static HRESULT WINAPI EnumOLEVERB_QueryInterface(
972 IEnumOLEVERB *iface, REFIID riid, void **ppv)
974 TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
975 if (IsEqualIID(riid, &IID_IUnknown) ||
976 IsEqualIID(riid, &IID_IEnumOLEVERB))
978 IUnknown_AddRef(iface);
982 return E_NOINTERFACE;
985 static ULONG WINAPI EnumOLEVERB_AddRef(
988 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
990 return InterlockedIncrement(&This->ref);
993 static ULONG WINAPI EnumOLEVERB_Release(
996 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
997 LONG refs = InterlockedDecrement(&This->ref);
1001 RegCloseKey(This->hkeyVerb);
1002 HeapFree(GetProcessHeap(), 0, This);
1007 static HRESULT WINAPI EnumOLEVERB_Next(
1008 IEnumOLEVERB *iface, ULONG celt, LPOLEVERB rgelt,
1009 ULONG *pceltFetched)
1011 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
1014 TRACE("(%d, %p, %p)\n", celt, rgelt, pceltFetched);
1019 for (; celt; celt--, rgelt++)
1021 WCHAR wszSubKey[20];
1024 LPWSTR pwszMenuFlags;
1026 LONG res = RegEnumKeyW(This->hkeyVerb, This->index, wszSubKey, sizeof(wszSubKey)/sizeof(wszSubKey[0]));
1027 if (res == ERROR_NO_MORE_ITEMS)
1032 else if (res != ERROR_SUCCESS)
1034 ERR("RegEnumKeyW failed with error %d\n", res);
1035 hr = REGDB_E_READREGDB;
1038 res = RegQueryValueW(This->hkeyVerb, wszSubKey, NULL, &cbData);
1039 if (res != ERROR_SUCCESS)
1041 ERR("RegQueryValueW failed with error %d\n", res);
1042 hr = REGDB_E_READREGDB;
1045 pwszOLEVERB = CoTaskMemAlloc(cbData);
1051 res = RegQueryValueW(This->hkeyVerb, wszSubKey, pwszOLEVERB, &cbData);
1052 if (res != ERROR_SUCCESS)
1054 ERR("RegQueryValueW failed with error %d\n", res);
1055 hr = REGDB_E_READREGDB;
1056 CoTaskMemFree(pwszOLEVERB);
1060 TRACE("verb string: %s\n", debugstr_w(pwszOLEVERB));
1061 pwszMenuFlags = strchrW(pwszOLEVERB, ',');
1064 hr = OLEOBJ_E_INVALIDVERB;
1065 CoTaskMemFree(pwszOLEVERB);
1068 /* nul terminate the name string and advance to first character */
1069 *pwszMenuFlags = '\0';
1071 pwszAttribs = strchrW(pwszMenuFlags, ',');
1074 hr = OLEOBJ_E_INVALIDVERB;
1075 CoTaskMemFree(pwszOLEVERB);
1078 /* nul terminate the menu string and advance to first character */
1079 *pwszAttribs = '\0';
1082 /* fill out structure for this verb */
1083 rgelt->lVerb = atolW(wszSubKey);
1084 rgelt->lpszVerbName = pwszOLEVERB; /* user should free */
1085 rgelt->fuFlags = atolW(pwszMenuFlags);
1086 rgelt->grfAttribs = atolW(pwszAttribs);
1095 static HRESULT WINAPI EnumOLEVERB_Skip(
1096 IEnumOLEVERB *iface, ULONG celt)
1098 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
1100 TRACE("(%d)\n", celt);
1102 This->index += celt;
1106 static HRESULT WINAPI EnumOLEVERB_Reset(
1107 IEnumOLEVERB *iface)
1109 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
1117 static HRESULT WINAPI EnumOLEVERB_Clone(
1118 IEnumOLEVERB *iface,
1119 IEnumOLEVERB **ppenum)
1121 EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
1123 TRACE("(%p)\n", ppenum);
1124 if (!DuplicateHandle(GetCurrentProcess(), This->hkeyVerb, GetCurrentProcess(), (HANDLE *)&hkeyVerb, 0, FALSE, DUPLICATE_SAME_ACCESS))
1125 return HRESULT_FROM_WIN32(GetLastError());
1126 return EnumOLEVERB_Construct(hkeyVerb, This->index, ppenum);
1129 static const IEnumOLEVERBVtbl EnumOLEVERB_VTable =
1131 EnumOLEVERB_QueryInterface,
1133 EnumOLEVERB_Release,
1140 static HRESULT EnumOLEVERB_Construct(HKEY hkeyVerb, ULONG index, IEnumOLEVERB **ppenum)
1142 EnumOLEVERB *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
1145 RegCloseKey(hkeyVerb);
1146 return E_OUTOFMEMORY;
1148 This->IEnumOLEVERB_iface.lpVtbl = &EnumOLEVERB_VTable;
1150 This->index = index;
1151 This->hkeyVerb = hkeyVerb;
1152 *ppenum = &This->IEnumOLEVERB_iface;
1156 /***********************************************************************
1157 * OleRegEnumVerbs [OLE32.@]
1159 * Enumerates verbs associated with a class stored in the registry.
1162 * clsid [I] Class ID to enumerate the verbs for.
1163 * ppenum [O] Enumerator.
1167 * REGDB_E_CLASSNOTREG: The specified class does not have a key in the registry.
1168 * REGDB_E_READREGDB: The class key could not be opened for some other reason.
1169 * OLE_E_REGDB_KEY: The Verb subkey for the class is not present.
1170 * OLEOBJ_E_NOVERBS: The Verb subkey for the class is empty.
1172 HRESULT WINAPI OleRegEnumVerbs (REFCLSID clsid, LPENUMOLEVERB* ppenum)
1177 static const WCHAR wszVerb[] = {'V','e','r','b',0};
1179 TRACE("(%s, %p)\n", debugstr_guid(clsid), ppenum);
1181 res = COM_OpenKeyForCLSID(clsid, wszVerb, KEY_READ, &hkeyVerb);
1184 if (res == REGDB_E_CLASSNOTREG)
1185 ERR("CLSID %s not registered\n", debugstr_guid(clsid));
1186 else if (res == REGDB_E_KEYMISSING)
1187 ERR("no Verbs key for class %s\n", debugstr_guid(clsid));
1189 ERR("failed to open Verbs key for CLSID %s with error %d\n",
1190 debugstr_guid(clsid), res);
1194 res = RegQueryInfoKeyW(hkeyVerb, NULL, NULL, NULL, &dwSubKeys, NULL,
1195 NULL, NULL, NULL, NULL, NULL, NULL);
1196 if (res != ERROR_SUCCESS)
1198 ERR("failed to get subkey count with error %d\n", GetLastError());
1199 return REGDB_E_READREGDB;
1204 WARN("class %s has no verbs\n", debugstr_guid(clsid));
1205 RegCloseKey(hkeyVerb);
1206 return OLEOBJ_E_NOVERBS;
1209 return EnumOLEVERB_Construct(hkeyVerb, 0, ppenum);
1212 /******************************************************************************
1213 * OleSetContainedObject [OLE32.@]
1215 HRESULT WINAPI OleSetContainedObject(
1219 IRunnableObject* runnable = NULL;
1222 TRACE("(%p,%x)\n", pUnknown, fContained);
1224 hres = IUnknown_QueryInterface(pUnknown,
1225 &IID_IRunnableObject,
1228 if (SUCCEEDED(hres))
1230 hres = IRunnableObject_SetContainedObject(runnable, fContained);
1232 IRunnableObject_Release(runnable);
1240 /******************************************************************************
1243 * Set the OLE object to the running state.
1246 * pUnknown [I] OLE object to run.
1250 * Failure: Any HRESULT code.
1252 HRESULT WINAPI OleRun(LPUNKNOWN pUnknown)
1254 IRunnableObject *runable;
1257 TRACE("(%p)\n", pUnknown);
1259 hres = IUnknown_QueryInterface(pUnknown, &IID_IRunnableObject, (void**)&runable);
1261 return S_OK; /* Appears to return no error. */
1263 hres = IRunnableObject_Run(runable, NULL);
1264 IRunnableObject_Release(runable);
1268 /******************************************************************************
1271 HRESULT WINAPI OleLoad(
1274 LPOLECLIENTSITE pClientSite,
1277 IPersistStorage* persistStorage = NULL;
1279 IOleObject* pOleObject = NULL;
1280 STATSTG storageInfo;
1283 TRACE("(%p, %s, %p, %p)\n", pStg, debugstr_guid(riid), pClientSite, ppvObj);
1288 * TODO, Conversion ... OleDoAutoConvert
1292 * Get the class ID for the object.
1294 hres = IStorage_Stat(pStg, &storageInfo, STATFLAG_NONAME);
1297 * Now, try and create the handler for the object
1299 hres = CoCreateInstance(&storageInfo.clsid,
1301 CLSCTX_INPROC_HANDLER|CLSCTX_INPROC_SERVER,
1306 * If that fails, as it will most times, load the default
1311 hres = OleCreateDefaultHandler(&storageInfo.clsid,
1318 * If we couldn't find a handler... this is bad. Abort the whole thing.
1325 hres = IUnknown_QueryInterface(pUnk, &IID_IOleObject, (void **)&pOleObject);
1326 if (SUCCEEDED(hres))
1329 hres = IOleObject_GetMiscStatus(pOleObject, DVASPECT_CONTENT, &dwStatus);
1334 * Initialize the object with its IPersistStorage interface.
1336 hres = IOleObject_QueryInterface(pUnk,
1337 &IID_IPersistStorage,
1338 (void**)&persistStorage);
1340 if (SUCCEEDED(hres))
1342 hres = IPersistStorage_Load(persistStorage, pStg);
1344 IPersistStorage_Release(persistStorage);
1345 persistStorage = NULL;
1348 if (SUCCEEDED(hres) && pClientSite)
1350 * Inform the new object of it's client site.
1352 hres = IOleObject_SetClientSite(pOleObject, pClientSite);
1355 * Cleanup interfaces used internally
1358 IOleObject_Release(pOleObject);
1360 if (SUCCEEDED(hres))
1364 hres1 = IUnknown_QueryInterface(pUnk, &IID_IOleLink, (void **)&pOleLink);
1365 if (SUCCEEDED(hres1))
1367 FIXME("handle OLE link\n");
1368 IOleLink_Release(pOleLink);
1374 IUnknown_Release(pUnk);
1383 /***********************************************************************
1386 HRESULT WINAPI OleSave(
1387 LPPERSISTSTORAGE pPS,
1394 TRACE("(%p,%p,%x)\n", pPS, pStg, fSameAsLoad);
1397 * First, we transfer the class ID (if available)
1399 hres = IPersistStorage_GetClassID(pPS, &objectClass);
1401 if (SUCCEEDED(hres))
1403 WriteClassStg(pStg, &objectClass);
1407 * Then, we ask the object to save itself to the
1408 * storage. If it is successful, we commit the storage.
1410 hres = IPersistStorage_Save(pPS, pStg, fSameAsLoad);
1412 if (SUCCEEDED(hres))
1414 IStorage_Commit(pStg,
1422 /******************************************************************************
1423 * OleLockRunning [OLE32.@]
1425 HRESULT WINAPI OleLockRunning(LPUNKNOWN pUnknown, BOOL fLock, BOOL fLastUnlockCloses)
1427 IRunnableObject* runnable = NULL;
1430 TRACE("(%p,%x,%x)\n", pUnknown, fLock, fLastUnlockCloses);
1432 hres = IUnknown_QueryInterface(pUnknown,
1433 &IID_IRunnableObject,
1436 if (SUCCEEDED(hres))
1438 hres = IRunnableObject_LockRunning(runnable, fLock, fLastUnlockCloses);
1440 IRunnableObject_Release(runnable);
1449 /**************************************************************************
1450 * Internal methods to manage the shared OLE menu in response to the
1451 * OLE***MenuDescriptor API
1455 * OLEMenu_Initialize()
1457 * Initializes the OLEMENU data structures.
1459 static void OLEMenu_Initialize(void)
1464 * OLEMenu_UnInitialize()
1466 * Releases the OLEMENU data structures.
1468 static void OLEMenu_UnInitialize(void)
1472 /*************************************************************************
1473 * OLEMenu_InstallHooks
1474 * Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1476 * RETURNS: TRUE if message hooks were successfully installed
1479 static BOOL OLEMenu_InstallHooks( DWORD tid )
1481 OleMenuHookItem *pHookItem;
1483 /* Create an entry for the hook table */
1484 if ( !(pHookItem = HeapAlloc(GetProcessHeap(), 0,
1485 sizeof(OleMenuHookItem)) ) )
1488 pHookItem->tid = tid;
1489 pHookItem->hHeap = GetProcessHeap();
1490 pHookItem->CallWndProc_hHook = NULL;
1492 /* Install a thread scope message hook for WH_GETMESSAGE */
1493 pHookItem->GetMsg_hHook = SetWindowsHookExW( WH_GETMESSAGE, OLEMenu_GetMsgProc,
1494 0, GetCurrentThreadId() );
1495 if ( !pHookItem->GetMsg_hHook )
1498 /* Install a thread scope message hook for WH_CALLWNDPROC */
1499 pHookItem->CallWndProc_hHook = SetWindowsHookExW( WH_CALLWNDPROC, OLEMenu_CallWndProc,
1500 0, GetCurrentThreadId() );
1501 if ( !pHookItem->CallWndProc_hHook )
1504 /* Insert the hook table entry */
1505 pHookItem->next = hook_list;
1506 hook_list = pHookItem;
1511 /* Unhook any hooks */
1512 if ( pHookItem->GetMsg_hHook )
1513 UnhookWindowsHookEx( pHookItem->GetMsg_hHook );
1514 if ( pHookItem->CallWndProc_hHook )
1515 UnhookWindowsHookEx( pHookItem->CallWndProc_hHook );
1516 /* Release the hook table entry */
1517 HeapFree(pHookItem->hHeap, 0, pHookItem );
1522 /*************************************************************************
1523 * OLEMenu_UnInstallHooks
1524 * UnInstall thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1526 * RETURNS: TRUE if message hooks were successfully installed
1529 static BOOL OLEMenu_UnInstallHooks( DWORD tid )
1531 OleMenuHookItem *pHookItem = NULL;
1532 OleMenuHookItem **ppHook = &hook_list;
1536 if ((*ppHook)->tid == tid)
1538 pHookItem = *ppHook;
1539 *ppHook = pHookItem->next;
1542 ppHook = &(*ppHook)->next;
1544 if (!pHookItem) return FALSE;
1546 /* Uninstall the hooks installed for this thread */
1547 if ( !UnhookWindowsHookEx( pHookItem->GetMsg_hHook ) )
1549 if ( !UnhookWindowsHookEx( pHookItem->CallWndProc_hHook ) )
1552 /* Release the hook table entry */
1553 HeapFree(pHookItem->hHeap, 0, pHookItem );
1558 /* Release the hook table entry */
1559 HeapFree(pHookItem->hHeap, 0, pHookItem );
1564 /*************************************************************************
1565 * OLEMenu_IsHookInstalled
1566 * Tests if OLEMenu hooks have been installed for a thread
1568 * RETURNS: The pointer and index of the hook table entry for the tid
1569 * NULL and -1 for the index if no hooks were installed for this thread
1571 static OleMenuHookItem * OLEMenu_IsHookInstalled( DWORD tid )
1573 OleMenuHookItem *pHookItem;
1575 /* Do a simple linear search for an entry whose tid matches ours.
1576 * We really need a map but efficiency is not a concern here. */
1577 for (pHookItem = hook_list; pHookItem; pHookItem = pHookItem->next)
1579 if ( tid == pHookItem->tid )
1586 /***********************************************************************
1587 * OLEMenu_FindMainMenuIndex
1589 * Used by OLEMenu API to find the top level group a menu item belongs to.
1590 * On success pnPos contains the index of the item in the top level menu group
1592 * RETURNS: TRUE if the ID was found, FALSE on failure
1594 static BOOL OLEMenu_FindMainMenuIndex( HMENU hMainMenu, HMENU hPopupMenu, UINT *pnPos )
1598 nItems = GetMenuItemCount( hMainMenu );
1600 for (i = 0; i < nItems; i++)
1604 /* Is the current item a submenu? */
1605 if ( (hsubmenu = GetSubMenu(hMainMenu, i)) )
1607 /* If the handle is the same we're done */
1608 if ( hsubmenu == hPopupMenu )
1614 /* Recursively search without updating pnPos */
1615 else if ( OLEMenu_FindMainMenuIndex( hsubmenu, hPopupMenu, NULL ) )
1627 /***********************************************************************
1628 * OLEMenu_SetIsServerMenu
1630 * Checks whether a popup menu belongs to a shared menu group which is
1631 * owned by the server, and sets the menu descriptor state accordingly.
1632 * All menu messages from these groups should be routed to the server.
1634 * RETURNS: TRUE if the popup menu is part of a server owned group
1635 * FALSE if the popup menu is part of a container owned group
1637 static BOOL OLEMenu_SetIsServerMenu( HMENU hmenu, OleMenuDescriptor *pOleMenuDescriptor )
1639 UINT nPos = 0, nWidth, i;
1641 pOleMenuDescriptor->bIsServerItem = FALSE;
1643 /* Don't bother searching if the popup is the combined menu itself */
1644 if ( hmenu == pOleMenuDescriptor->hmenuCombined )
1647 /* Find the menu item index in the shared OLE menu that this item belongs to */
1648 if ( !OLEMenu_FindMainMenuIndex( pOleMenuDescriptor->hmenuCombined, hmenu, &nPos ) )
1651 /* The group widths array has counts for the number of elements
1652 * in the groups File, Edit, Container, Object, Window, Help.
1653 * The Edit, Object & Help groups belong to the server object
1654 * and the other three belong to the container.
1655 * Loop through the group widths and locate the group we are a member of.
1657 for ( i = 0, nWidth = 0; i < 6; i++ )
1659 nWidth += pOleMenuDescriptor->mgw.width[i];
1660 if ( nPos < nWidth )
1662 /* Odd elements are server menu widths */
1663 pOleMenuDescriptor->bIsServerItem = (i%2) ? TRUE : FALSE;
1668 return pOleMenuDescriptor->bIsServerItem;
1671 /*************************************************************************
1672 * OLEMenu_CallWndProc
1673 * Thread scope WH_CALLWNDPROC hook proc filter function (callback)
1674 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1676 static LRESULT CALLBACK OLEMenu_CallWndProc(INT code, WPARAM wParam, LPARAM lParam)
1679 HOLEMENU hOleMenu = 0;
1680 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1681 OleMenuHookItem *pHookItem = NULL;
1684 TRACE("%i, %04lx, %08lx\n", code, wParam, lParam );
1686 /* Check if we're being asked to process the message */
1687 if ( HC_ACTION != code )
1690 /* Retrieve the current message being dispatched from lParam */
1691 pMsg = (LPCWPSTRUCT)lParam;
1693 /* Check if the message is destined for a window we are interested in:
1694 * If the window has an OLEMenu property we may need to dispatch
1695 * the menu message to its active objects window instead. */
1697 hOleMenu = GetPropW( pMsg->hwnd, prop_olemenuW );
1701 /* Get the menu descriptor */
1702 pOleMenuDescriptor = GlobalLock( hOleMenu );
1703 if ( !pOleMenuDescriptor ) /* Bad descriptor! */
1706 /* Process menu messages */
1707 switch( pMsg->message )
1711 /* Reset the menu descriptor state */
1712 pOleMenuDescriptor->bIsServerItem = FALSE;
1714 /* Send this message to the server as well */
1715 SendMessageW( pOleMenuDescriptor->hwndActiveObject,
1716 pMsg->message, pMsg->wParam, pMsg->lParam );
1720 case WM_INITMENUPOPUP:
1722 /* Save the state for whether this is a server owned menu */
1723 OLEMenu_SetIsServerMenu( (HMENU)pMsg->wParam, pOleMenuDescriptor );
1729 fuFlags = HIWORD(pMsg->wParam); /* Get flags */
1730 if ( fuFlags & MF_SYSMENU )
1733 /* Save the state for whether this is a server owned popup menu */
1734 else if ( fuFlags & MF_POPUP )
1735 OLEMenu_SetIsServerMenu( (HMENU)pMsg->lParam, pOleMenuDescriptor );
1742 LPDRAWITEMSTRUCT lpdis = (LPDRAWITEMSTRUCT) pMsg->lParam;
1743 if ( pMsg->wParam != 0 || lpdis->CtlType != ODT_MENU )
1744 goto NEXTHOOK; /* Not a menu message */
1753 /* If the message was for the server dispatch it accordingly */
1754 if ( pOleMenuDescriptor->bIsServerItem )
1756 SendMessageW( pOleMenuDescriptor->hwndActiveObject,
1757 pMsg->message, pMsg->wParam, pMsg->lParam );
1761 if ( pOleMenuDescriptor )
1762 GlobalUnlock( hOleMenu );
1764 /* Lookup the hook item for the current thread */
1765 if ( !( pHookItem = OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1767 /* This should never fail!! */
1768 WARN("could not retrieve hHook for current thread!\n" );
1772 /* Pass on the message to the next hooker */
1773 return CallNextHookEx( pHookItem->CallWndProc_hHook, code, wParam, lParam );
1776 /*************************************************************************
1777 * OLEMenu_GetMsgProc
1778 * Thread scope WH_GETMESSAGE hook proc filter function (callback)
1779 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1781 static LRESULT CALLBACK OLEMenu_GetMsgProc(INT code, WPARAM wParam, LPARAM lParam)
1784 HOLEMENU hOleMenu = 0;
1785 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1786 OleMenuHookItem *pHookItem = NULL;
1789 TRACE("%i, %04lx, %08lx\n", code, wParam, lParam );
1791 /* Check if we're being asked to process a messages */
1792 if ( HC_ACTION != code )
1795 /* Retrieve the current message being dispatched from lParam */
1796 pMsg = (LPMSG)lParam;
1798 /* Check if the message is destined for a window we are interested in:
1799 * If the window has an OLEMenu property we may need to dispatch
1800 * the menu message to its active objects window instead. */
1802 hOleMenu = GetPropW( pMsg->hwnd, prop_olemenuW );
1806 /* Process menu messages */
1807 switch( pMsg->message )
1811 wCode = HIWORD(pMsg->wParam); /* Get notification code */
1813 goto NEXTHOOK; /* Not a menu message */
1820 /* Get the menu descriptor */
1821 pOleMenuDescriptor = GlobalLock( hOleMenu );
1822 if ( !pOleMenuDescriptor ) /* Bad descriptor! */
1825 /* If the message was for the server dispatch it accordingly */
1826 if ( pOleMenuDescriptor->bIsServerItem )
1828 /* Change the hWnd in the message to the active objects hWnd.
1829 * The message loop which reads this message will automatically
1830 * dispatch it to the embedded objects window. */
1831 pMsg->hwnd = pOleMenuDescriptor->hwndActiveObject;
1835 if ( pOleMenuDescriptor )
1836 GlobalUnlock( hOleMenu );
1838 /* Lookup the hook item for the current thread */
1839 if ( !( pHookItem = OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1841 /* This should never fail!! */
1842 WARN("could not retrieve hHook for current thread!\n" );
1846 /* Pass on the message to the next hooker */
1847 return CallNextHookEx( pHookItem->GetMsg_hHook, code, wParam, lParam );
1850 /***********************************************************************
1851 * OleCreateMenuDescriptor [OLE32.@]
1852 * Creates an OLE menu descriptor for OLE to use when dispatching
1853 * menu messages and commands.
1856 * hmenuCombined - Handle to the objects combined menu
1857 * lpMenuWidths - Pointer to array of 6 LONG's indicating menus per group
1860 HOLEMENU WINAPI OleCreateMenuDescriptor(
1861 HMENU hmenuCombined,
1862 LPOLEMENUGROUPWIDTHS lpMenuWidths)
1865 OleMenuDescriptor *pOleMenuDescriptor;
1868 if ( !hmenuCombined || !lpMenuWidths )
1871 /* Create an OLE menu descriptor */
1872 if ( !(hOleMenu = GlobalAlloc(GMEM_MOVEABLE | GMEM_ZEROINIT,
1873 sizeof(OleMenuDescriptor) ) ) )
1876 pOleMenuDescriptor = GlobalLock( hOleMenu );
1877 if ( !pOleMenuDescriptor )
1880 /* Initialize menu group widths and hmenu */
1881 for ( i = 0; i < 6; i++ )
1882 pOleMenuDescriptor->mgw.width[i] = lpMenuWidths->width[i];
1884 pOleMenuDescriptor->hmenuCombined = hmenuCombined;
1885 pOleMenuDescriptor->bIsServerItem = FALSE;
1886 GlobalUnlock( hOleMenu );
1891 /***********************************************************************
1892 * OleDestroyMenuDescriptor [OLE32.@]
1893 * Destroy the shared menu descriptor
1895 HRESULT WINAPI OleDestroyMenuDescriptor(
1896 HOLEMENU hmenuDescriptor)
1898 if ( hmenuDescriptor )
1899 GlobalFree( hmenuDescriptor );
1903 /***********************************************************************
1904 * OleSetMenuDescriptor [OLE32.@]
1905 * Installs or removes OLE dispatching code for the containers frame window.
1908 * hOleMenu Handle to composite menu descriptor
1909 * hwndFrame Handle to containers frame window
1910 * hwndActiveObject Handle to objects in-place activation window
1911 * lpFrame Pointer to IOleInPlaceFrame on containers window
1912 * lpActiveObject Pointer to IOleInPlaceActiveObject on active in-place object
1915 * S_OK - menu installed correctly
1916 * E_FAIL, E_INVALIDARG, E_UNEXPECTED - failure
1919 * The lpFrame and lpActiveObject parameters are currently ignored
1920 * OLE should install context sensitive help F1 filtering for the app when
1921 * these are non null.
1923 HRESULT WINAPI OleSetMenuDescriptor(
1926 HWND hwndActiveObject,
1927 LPOLEINPLACEFRAME lpFrame,
1928 LPOLEINPLACEACTIVEOBJECT lpActiveObject)
1930 OleMenuDescriptor *pOleMenuDescriptor = NULL;
1933 if ( !hwndFrame || (hOleMenu && !hwndActiveObject) )
1934 return E_INVALIDARG;
1936 if ( lpFrame || lpActiveObject )
1938 FIXME("(%p, %p, %p, %p, %p), Context sensitive help filtering not implemented!\n",
1946 /* Set up a message hook to intercept the containers frame window messages.
1947 * The message filter is responsible for dispatching menu messages from the
1948 * shared menu which are intended for the object.
1951 if ( hOleMenu ) /* Want to install dispatching code */
1953 /* If OLEMenu hooks are already installed for this thread, fail
1954 * Note: This effectively means that OleSetMenuDescriptor cannot
1955 * be called twice in succession on the same frame window
1956 * without first calling it with a null hOleMenu to uninstall */
1957 if ( OLEMenu_IsHookInstalled( GetCurrentThreadId() ) )
1960 /* Get the menu descriptor */
1961 pOleMenuDescriptor = GlobalLock( hOleMenu );
1962 if ( !pOleMenuDescriptor )
1963 return E_UNEXPECTED;
1965 /* Update the menu descriptor */
1966 pOleMenuDescriptor->hwndFrame = hwndFrame;
1967 pOleMenuDescriptor->hwndActiveObject = hwndActiveObject;
1969 GlobalUnlock( hOleMenu );
1970 pOleMenuDescriptor = NULL;
1972 /* Add a menu descriptor windows property to the frame window */
1973 SetPropW( hwndFrame, prop_olemenuW, hOleMenu );
1975 /* Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC */
1976 if ( !OLEMenu_InstallHooks( GetCurrentThreadId() ) )
1979 else /* Want to uninstall dispatching code */
1981 /* Uninstall the hooks */
1982 if ( !OLEMenu_UnInstallHooks( GetCurrentThreadId() ) )
1985 /* Remove the menu descriptor property from the frame window */
1986 RemovePropW( hwndFrame, prop_olemenuW );
1992 /******************************************************************************
1993 * IsAccelerator [OLE32.@]
1994 * Mostly copied from controls/menu.c TranslateAccelerator implementation
1996 BOOL WINAPI IsAccelerator(HACCEL hAccel, int cAccelEntries, LPMSG lpMsg, WORD* lpwCmd)
2001 if(!lpMsg) return FALSE;
2004 WARN_(accel)("NULL accel handle\n");
2007 if((lpMsg->message != WM_KEYDOWN &&
2008 lpMsg->message != WM_SYSKEYDOWN &&
2009 lpMsg->message != WM_SYSCHAR &&
2010 lpMsg->message != WM_CHAR)) return FALSE;
2011 lpAccelTbl = HeapAlloc(GetProcessHeap(), 0, cAccelEntries * sizeof(ACCEL));
2012 if (NULL == lpAccelTbl)
2016 if (CopyAcceleratorTableW(hAccel, lpAccelTbl, cAccelEntries) != cAccelEntries)
2018 WARN_(accel)("CopyAcceleratorTableW failed\n");
2019 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
2023 TRACE_(accel)("hAccel=%p, cAccelEntries=%d,"
2024 "msg->hwnd=%p, msg->message=%04x, wParam=%08lx, lParam=%08lx\n",
2025 hAccel, cAccelEntries,
2026 lpMsg->hwnd, lpMsg->message, lpMsg->wParam, lpMsg->lParam);
2027 for(i = 0; i < cAccelEntries; i++)
2029 if(lpAccelTbl[i].key != lpMsg->wParam)
2032 if(lpMsg->message == WM_CHAR)
2034 if(!(lpAccelTbl[i].fVirt & FALT) && !(lpAccelTbl[i].fVirt & FVIRTKEY))
2036 TRACE_(accel)("found accel for WM_CHAR: ('%c')\n", LOWORD(lpMsg->wParam) & 0xff);
2042 if(lpAccelTbl[i].fVirt & FVIRTKEY)
2045 TRACE_(accel)("found accel for virt_key %04lx (scan %04x)\n",
2046 lpMsg->wParam, HIWORD(lpMsg->lParam) & 0xff);
2047 if(GetKeyState(VK_SHIFT) & 0x8000) mask |= FSHIFT;
2048 if(GetKeyState(VK_CONTROL) & 0x8000) mask |= FCONTROL;
2049 if(GetKeyState(VK_MENU) & 0x8000) mask |= FALT;
2050 if(mask == (lpAccelTbl[i].fVirt & (FSHIFT | FCONTROL | FALT))) goto found;
2051 TRACE_(accel)("incorrect SHIFT/CTRL/ALT-state\n");
2055 if(!(lpMsg->lParam & 0x01000000)) /* no special_key */
2057 if((lpAccelTbl[i].fVirt & FALT) && (lpMsg->lParam & 0x20000000))
2058 { /* ^^ ALT pressed */
2059 TRACE_(accel)("found accel for Alt-%c\n", LOWORD(lpMsg->wParam) & 0xff);
2067 WARN_(accel)("couldn't translate accelerator key\n");
2068 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
2072 if(lpwCmd) *lpwCmd = lpAccelTbl[i].cmd;
2073 HeapFree(GetProcessHeap(), 0, lpAccelTbl);
2077 /***********************************************************************
2078 * ReleaseStgMedium [OLE32.@]
2080 void WINAPI ReleaseStgMedium(
2083 switch (pmedium->tymed)
2087 if ( (pmedium->pUnkForRelease==0) &&
2088 (pmedium->u.hGlobal!=0) )
2089 GlobalFree(pmedium->u.hGlobal);
2094 if (pmedium->u.lpszFileName!=0)
2096 if (pmedium->pUnkForRelease==0)
2098 DeleteFileW(pmedium->u.lpszFileName);
2101 CoTaskMemFree(pmedium->u.lpszFileName);
2107 if (pmedium->u.pstm!=0)
2109 IStream_Release(pmedium->u.pstm);
2113 case TYMED_ISTORAGE:
2115 if (pmedium->u.pstg!=0)
2117 IStorage_Release(pmedium->u.pstg);
2123 if ( (pmedium->pUnkForRelease==0) &&
2124 (pmedium->u.hBitmap!=0) )
2125 DeleteObject(pmedium->u.hBitmap);
2130 if ( (pmedium->pUnkForRelease==0) &&
2131 (pmedium->u.hMetaFilePict!=0) )
2133 LPMETAFILEPICT pMP = GlobalLock(pmedium->u.hMetaFilePict);
2134 DeleteMetaFile(pMP->hMF);
2135 GlobalUnlock(pmedium->u.hMetaFilePict);
2136 GlobalFree(pmedium->u.hMetaFilePict);
2142 if ( (pmedium->pUnkForRelease==0) &&
2143 (pmedium->u.hEnhMetaFile!=0) )
2145 DeleteEnhMetaFile(pmedium->u.hEnhMetaFile);
2153 pmedium->tymed=TYMED_NULL;
2156 * After cleaning up, the unknown is released
2158 if (pmedium->pUnkForRelease!=0)
2160 IUnknown_Release(pmedium->pUnkForRelease);
2161 pmedium->pUnkForRelease = 0;
2166 * OLEDD_Initialize()
2168 * Initializes the OLE drag and drop data structures.
2170 static void OLEDD_Initialize(void)
2174 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
2175 wndClass.style = CS_GLOBALCLASS;
2176 wndClass.lpfnWndProc = OLEDD_DragTrackerWindowProc;
2177 wndClass.cbClsExtra = 0;
2178 wndClass.cbWndExtra = sizeof(TrackerWindowInfo*);
2179 wndClass.hCursor = 0;
2180 wndClass.hbrBackground = 0;
2181 wndClass.lpszClassName = OLEDD_DRAGTRACKERCLASS;
2183 RegisterClassW (&wndClass);
2187 * OLEDD_DragTrackerWindowProc()
2189 * This method is the WindowProcedure of the drag n drop tracking
2190 * window. During a drag n Drop operation, an invisible window is created
2191 * to receive the user input and act upon it. This procedure is in charge
2195 #define DRAG_TIMER_ID 1
2197 static LRESULT WINAPI OLEDD_DragTrackerWindowProc(
2207 LPCREATESTRUCTA createStruct = (LPCREATESTRUCTA)lParam;
2209 SetWindowLongPtrW(hwnd, 0, (LONG_PTR)createStruct->lpCreateParams);
2210 SetTimer(hwnd, DRAG_TIMER_ID, 50, NULL);
2217 OLEDD_TrackMouseMove((TrackerWindowInfo*)GetWindowLongPtrA(hwnd, 0));
2223 case WM_LBUTTONDOWN:
2224 case WM_MBUTTONDOWN:
2225 case WM_RBUTTONDOWN:
2227 OLEDD_TrackStateChange((TrackerWindowInfo*)GetWindowLongPtrA(hwnd, 0));
2232 KillTimer(hwnd, DRAG_TIMER_ID);
2238 * This is a window proc after all. Let's call the default.
2240 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
2244 * OLEDD_TrackMouseMove()
2246 * This method is invoked while a drag and drop operation is in effect.
2247 * it will generate the appropriate callbacks in the drop source
2248 * and drop target. It will also provide the expected feedback to
2252 * trackerInfo - Pointer to the structure identifying the
2253 * drag & drop operation that is currently
2256 static void OLEDD_TrackMouseMove(TrackerWindowInfo* trackerInfo)
2258 HWND hwndNewTarget = 0;
2263 * Get the handle of the window under the mouse
2265 pt.x = trackerInfo->curMousePos.x;
2266 pt.y = trackerInfo->curMousePos.y;
2267 hwndNewTarget = WindowFromPoint(pt);
2270 * Every time, we re-initialize the effects passed to the
2271 * IDropTarget to the effects allowed by the source.
2273 *trackerInfo->pdwEffect = trackerInfo->dwOKEffect;
2276 * If we are hovering over the same target as before, send the
2277 * DragOver notification
2279 if ( (trackerInfo->curDragTarget != 0) &&
2280 (trackerInfo->curTargetHWND == hwndNewTarget) )
2282 IDropTarget_DragOver(trackerInfo->curDragTarget,
2283 trackerInfo->dwKeyState,
2284 trackerInfo->curMousePos,
2285 trackerInfo->pdwEffect);
2290 * If we changed window, we have to notify our old target and check for
2293 if (trackerInfo->curDragTarget)
2294 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2297 * Make sure we're hovering over a window.
2302 * Find-out if there is a drag target under the mouse
2304 HWND next_target_wnd = hwndNewTarget;
2306 trackerInfo->curTargetHWND = hwndNewTarget;
2308 while (next_target_wnd && !is_droptarget(next_target_wnd))
2309 next_target_wnd = GetParent(next_target_wnd);
2311 if (next_target_wnd) hwndNewTarget = next_target_wnd;
2313 trackerInfo->curDragTargetHWND = hwndNewTarget;
2314 if(trackerInfo->curDragTarget) IDropTarget_Release(trackerInfo->curDragTarget);
2315 trackerInfo->curDragTarget = get_droptarget_pointer(hwndNewTarget);
2318 * If there is, notify it that we just dragged-in
2320 if (trackerInfo->curDragTarget)
2322 hr = IDropTarget_DragEnter(trackerInfo->curDragTarget,
2323 trackerInfo->dataObject,
2324 trackerInfo->dwKeyState,
2325 trackerInfo->curMousePos,
2326 trackerInfo->pdwEffect);
2328 /* failed DragEnter() means invalid target */
2331 trackerInfo->curDragTargetHWND = 0;
2332 trackerInfo->curTargetHWND = 0;
2333 IDropTarget_Release(trackerInfo->curDragTarget);
2334 trackerInfo->curDragTarget = 0;
2341 * The mouse is not over a window so we don't track anything.
2343 trackerInfo->curDragTargetHWND = 0;
2344 trackerInfo->curTargetHWND = 0;
2345 if(trackerInfo->curDragTarget) IDropTarget_Release(trackerInfo->curDragTarget);
2346 trackerInfo->curDragTarget = 0;
2351 * Now that we have done that, we have to tell the source to give
2352 * us feedback on the work being done by the target. If we don't
2353 * have a target, simulate no effect.
2355 if (trackerInfo->curDragTarget==0)
2357 *trackerInfo->pdwEffect = DROPEFFECT_NONE;
2360 hr = IDropSource_GiveFeedback(trackerInfo->dropSource,
2361 *trackerInfo->pdwEffect);
2364 * When we ask for feedback from the drop source, sometimes it will
2365 * do all the necessary work and sometimes it will not handle it
2366 * when that's the case, we must display the standard drag and drop
2369 if (hr == DRAGDROP_S_USEDEFAULTCURSORS)
2373 if (*trackerInfo->pdwEffect & DROPEFFECT_MOVE)
2375 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(2));
2377 else if (*trackerInfo->pdwEffect & DROPEFFECT_COPY)
2379 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(3));
2381 else if (*trackerInfo->pdwEffect & DROPEFFECT_LINK)
2383 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(4));
2387 hCur = LoadCursorW(hProxyDll, MAKEINTRESOURCEW(1));
2395 * OLEDD_TrackStateChange()
2397 * This method is invoked while a drag and drop operation is in effect.
2398 * It is used to notify the drop target/drop source callbacks when
2399 * the state of the keyboard or mouse button change.
2402 * trackerInfo - Pointer to the structure identifying the
2403 * drag & drop operation that is currently
2406 static void OLEDD_TrackStateChange(TrackerWindowInfo* trackerInfo)
2409 * Ask the drop source what to do with the operation.
2411 trackerInfo->returnValue = IDropSource_QueryContinueDrag(
2412 trackerInfo->dropSource,
2413 trackerInfo->escPressed,
2414 trackerInfo->dwKeyState);
2417 * All the return valued will stop the operation except the S_OK
2420 if (trackerInfo->returnValue!=S_OK)
2423 * Make sure the message loop in DoDragDrop stops
2425 trackerInfo->trackingDone = TRUE;
2428 * Release the mouse in case the drop target decides to show a popup
2429 * or a menu or something.
2434 * If we end-up over a target, drop the object in the target or
2435 * inform the target that the operation was cancelled.
2437 if (trackerInfo->curDragTarget)
2439 switch (trackerInfo->returnValue)
2442 * If the source wants us to complete the operation, we tell
2443 * the drop target that we just dropped the object in it.
2445 case DRAGDROP_S_DROP:
2446 if (*trackerInfo->pdwEffect != DROPEFFECT_NONE)
2447 IDropTarget_Drop(trackerInfo->curDragTarget,
2448 trackerInfo->dataObject,
2449 trackerInfo->dwKeyState,
2450 trackerInfo->curMousePos,
2451 trackerInfo->pdwEffect);
2453 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2457 * If the source told us that we should cancel, fool the drop
2458 * target by telling it that the mouse left it's window.
2459 * Also set the drop effect to "NONE" in case the application
2460 * ignores the result of DoDragDrop.
2462 case DRAGDROP_S_CANCEL:
2463 IDropTarget_DragLeave(trackerInfo->curDragTarget);
2464 *trackerInfo->pdwEffect = DROPEFFECT_NONE;
2472 * OLEDD_GetButtonState()
2474 * This method will use the current state of the keyboard to build
2475 * a button state mask equivalent to the one passed in the
2476 * WM_MOUSEMOVE wParam.
2478 static DWORD OLEDD_GetButtonState(void)
2480 BYTE keyboardState[256];
2483 GetKeyboardState(keyboardState);
2485 if ( (keyboardState[VK_SHIFT] & 0x80) !=0)
2486 keyMask |= MK_SHIFT;
2488 if ( (keyboardState[VK_CONTROL] & 0x80) !=0)
2489 keyMask |= MK_CONTROL;
2491 if ( (keyboardState[VK_LBUTTON] & 0x80) !=0)
2492 keyMask |= MK_LBUTTON;
2494 if ( (keyboardState[VK_RBUTTON] & 0x80) !=0)
2495 keyMask |= MK_RBUTTON;
2497 if ( (keyboardState[VK_MBUTTON] & 0x80) !=0)
2498 keyMask |= MK_MBUTTON;
2504 * OLEDD_GetButtonState()
2506 * This method will read the default value of the registry key in
2507 * parameter and extract a DWORD value from it. The registry key value
2508 * can be in a string key or a DWORD key.
2511 * regKey - Key to read the default value from
2512 * pdwValue - Pointer to the location where the DWORD
2513 * value is returned. This value is not modified
2514 * if the value is not found.
2517 static void OLEUTL_ReadRegistryDWORDValue(
2522 DWORD cbData = sizeof(buffer);
2526 lres = RegQueryValueExW(regKey,
2533 if (lres==ERROR_SUCCESS)
2538 *pdwValue = *(DWORD*)buffer;
2543 *pdwValue = (DWORD)strtoulW(buffer, NULL, 10);
2549 /******************************************************************************
2552 * The operation of this function is documented literally in the WinAPI
2553 * documentation to involve a QueryInterface for the IViewObject interface,
2554 * followed by a call to IViewObject::Draw.
2556 HRESULT WINAPI OleDraw(
2563 IViewObject *viewobject;
2565 hres = IUnknown_QueryInterface(pUnk,
2567 (void**)&viewobject);
2569 if (SUCCEEDED(hres))
2573 rectl.left = lprcBounds->left;
2574 rectl.right = lprcBounds->right;
2575 rectl.top = lprcBounds->top;
2576 rectl.bottom = lprcBounds->bottom;
2577 hres = IViewObject_Draw(viewobject, dwAspect, -1, 0, 0, 0, hdcDraw, &rectl, 0, 0, 0);
2579 IViewObject_Release(viewobject);
2584 return DV_E_NOIVIEWOBJECT;
2588 /***********************************************************************
2589 * OleTranslateAccelerator [OLE32.@]
2591 HRESULT WINAPI OleTranslateAccelerator (LPOLEINPLACEFRAME lpFrame,
2592 LPOLEINPLACEFRAMEINFO lpFrameInfo, LPMSG lpmsg)
2596 TRACE("(%p,%p,%p)\n", lpFrame, lpFrameInfo, lpmsg);
2598 if (IsAccelerator(lpFrameInfo->haccel,lpFrameInfo->cAccelEntries,lpmsg,&wID))
2599 return IOleInPlaceFrame_TranslateAccelerator(lpFrame,lpmsg,wID);
2604 /******************************************************************************
2605 * OleCreate [OLE32.@]
2608 HRESULT WINAPI OleCreate(
2612 LPFORMATETC pFormatEtc,
2613 LPOLECLIENTSITE pClientSite,
2618 IUnknown * pUnk = NULL;
2619 IOleObject *pOleObject = NULL;
2621 TRACE("(%s, %s, %d, %p, %p, %p, %p)\n", debugstr_guid(rclsid),
2622 debugstr_guid(riid), renderopt, pFormatEtc, pClientSite, pStg, ppvObj);
2624 hres = CoCreateInstance(rclsid, 0, CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER, riid, (LPVOID*)&pUnk);
2626 if (SUCCEEDED(hres))
2627 hres = IStorage_SetClass(pStg, rclsid);
2629 if (pClientSite && SUCCEEDED(hres))
2631 hres = IUnknown_QueryInterface(pUnk, &IID_IOleObject, (LPVOID*)&pOleObject);
2632 if (SUCCEEDED(hres))
2635 hres = IOleObject_GetMiscStatus(pOleObject, DVASPECT_CONTENT, &dwStatus);
2639 if (SUCCEEDED(hres))
2641 IPersistStorage * pPS;
2642 if (SUCCEEDED((hres = IUnknown_QueryInterface(pUnk, &IID_IPersistStorage, (LPVOID*)&pPS))))
2644 TRACE("trying to set stg %p\n", pStg);
2645 hres = IPersistStorage_InitNew(pPS, pStg);
2646 TRACE("-- result 0x%08x\n", hres);
2647 IPersistStorage_Release(pPS);
2651 if (pClientSite && SUCCEEDED(hres))
2653 TRACE("trying to set clientsite %p\n", pClientSite);
2654 hres = IOleObject_SetClientSite(pOleObject, pClientSite);
2655 TRACE("-- result 0x%08x\n", hres);
2659 IOleObject_Release(pOleObject);
2661 if (((renderopt == OLERENDER_DRAW) || (renderopt == OLERENDER_FORMAT)) &&
2664 IRunnableObject *pRunnable;
2665 IOleCache *pOleCache;
2668 hres2 = IUnknown_QueryInterface(pUnk, &IID_IRunnableObject, (void **)&pRunnable);
2669 if (SUCCEEDED(hres2))
2671 hres = IRunnableObject_Run(pRunnable, NULL);
2672 IRunnableObject_Release(pRunnable);
2675 if (SUCCEEDED(hres))
2677 hres2 = IUnknown_QueryInterface(pUnk, &IID_IOleCache, (void **)&pOleCache);
2678 if (SUCCEEDED(hres2))
2681 if (renderopt == OLERENDER_DRAW && !pFormatEtc) {
2685 pfe.dwAspect = DVASPECT_CONTENT;
2687 pfe.tymed = TYMED_NULL;
2688 hres = IOleCache_Cache(pOleCache, &pfe, ADVF_PRIMEFIRST, &dwConnection);
2691 hres = IOleCache_Cache(pOleCache, pFormatEtc, ADVF_PRIMEFIRST, &dwConnection);
2692 IOleCache_Release(pOleCache);
2697 if (FAILED(hres) && pUnk)
2699 IUnknown_Release(pUnk);
2705 TRACE("-- %p\n", pUnk);
2709 /******************************************************************************
2710 * OleGetAutoConvert [OLE32.@]
2712 HRESULT WINAPI OleGetAutoConvert(REFCLSID clsidOld, LPCLSID pClsidNew)
2714 static const WCHAR wszAutoConvertTo[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2716 WCHAR buf[CHARS_IN_GUID];
2720 res = COM_OpenKeyForCLSID(clsidOld, wszAutoConvertTo, KEY_READ, &hkey);
2725 if (RegQueryValueW(hkey, NULL, buf, &len))
2727 res = REGDB_E_KEYMISSING;
2730 res = CLSIDFromString(buf, pClsidNew);
2732 if (hkey) RegCloseKey(hkey);
2736 /******************************************************************************
2737 * OleSetAutoConvert [OLE32.@]
2739 HRESULT WINAPI OleSetAutoConvert(REFCLSID clsidOld, REFCLSID clsidNew)
2741 static const WCHAR wszAutoConvertTo[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2743 WCHAR szClsidNew[CHARS_IN_GUID];
2746 TRACE("(%s,%s)\n", debugstr_guid(clsidOld), debugstr_guid(clsidNew));
2748 res = COM_OpenKeyForCLSID(clsidOld, NULL, KEY_READ | KEY_WRITE, &hkey);
2751 StringFromGUID2(clsidNew, szClsidNew, CHARS_IN_GUID);
2752 if (RegSetValueW(hkey, wszAutoConvertTo, REG_SZ, szClsidNew, (strlenW(szClsidNew)+1) * sizeof(WCHAR)))
2754 res = REGDB_E_WRITEREGDB;
2759 if (hkey) RegCloseKey(hkey);
2763 /******************************************************************************
2764 * OleDoAutoConvert [OLE32.@]
2766 HRESULT WINAPI OleDoAutoConvert(LPSTORAGE pStg, LPCLSID pClsidNew)
2768 FIXME("(%p,%p) : stub\n",pStg,pClsidNew);
2772 /******************************************************************************
2773 * OleIsRunning [OLE32.@]
2775 BOOL WINAPI OleIsRunning(LPOLEOBJECT object)
2777 IRunnableObject *pRunnable;
2781 TRACE("(%p)\n", object);
2783 if (!object) return FALSE;
2785 hr = IOleObject_QueryInterface(object, &IID_IRunnableObject, (void **)&pRunnable);
2788 running = IRunnableObject_IsRunning(pRunnable);
2789 IRunnableObject_Release(pRunnable);
2793 /***********************************************************************
2794 * OleNoteObjectVisible [OLE32.@]
2796 HRESULT WINAPI OleNoteObjectVisible(LPUNKNOWN pUnknown, BOOL bVisible)
2798 TRACE("(%p, %s)\n", pUnknown, bVisible ? "TRUE" : "FALSE");
2799 return CoLockObjectExternal(pUnknown, bVisible, TRUE);
2803 /***********************************************************************
2804 * OLE_FreeClipDataArray [internal]
2807 * frees the data associated with an array of CLIPDATAs
2809 static void OLE_FreeClipDataArray(ULONG count, CLIPDATA * pClipDataArray)
2812 for (i = 0; i < count; i++)
2813 if (pClipDataArray[i].pClipData)
2814 CoTaskMemFree(pClipDataArray[i].pClipData);
2817 /***********************************************************************
2818 * PropSysAllocString [OLE32.@]
2820 * Basically a copy of SysAllocStringLen.
2822 BSTR WINAPI PropSysAllocString(LPCOLESTR str)
2826 WCHAR* stringBuffer;
2831 len = lstrlenW(str);
2833 * Find the length of the buffer passed-in, in bytes.
2835 bufferSize = len * sizeof (WCHAR);
2838 * Allocate a new buffer to hold the string.
2839 * Don't forget to keep an empty spot at the beginning of the
2840 * buffer for the character count and an extra character at the
2843 newBuffer = HeapAlloc(GetProcessHeap(), 0,
2844 bufferSize + sizeof(WCHAR) + sizeof(DWORD));
2847 * If the memory allocation failed, return a null pointer.
2853 * Copy the length of the string in the placeholder.
2855 *newBuffer = bufferSize;
2858 * Skip the byte count.
2862 memcpy(newBuffer, str, bufferSize);
2865 * Make sure that there is a nul character at the end of the
2868 stringBuffer = (WCHAR*)newBuffer;
2869 stringBuffer[len] = '\0';
2871 return stringBuffer;
2874 /***********************************************************************
2875 * PropSysFreeString [OLE32.@]
2877 * Copy of SysFreeString.
2879 void WINAPI PropSysFreeString(LPOLESTR str)
2881 DWORD* bufferPointer;
2883 /* NULL is a valid parameter */
2887 * We have to be careful when we free a BSTR pointer, it points to
2888 * the beginning of the string but it skips the byte count contained
2889 * before the string.
2891 bufferPointer = (DWORD*)str;
2896 * Free the memory from its "real" origin.
2898 HeapFree(GetProcessHeap(), 0, bufferPointer);
2901 /******************************************************************************
2902 * Check if a PROPVARIANT's type is valid.
2904 static inline HRESULT PROPVARIANT_ValidateType(VARTYPE vt)
2932 case VT_STREAMED_OBJECT:
2933 case VT_STORED_OBJECT:
2934 case VT_BLOB_OBJECT:
2937 case VT_I1|VT_VECTOR:
2938 case VT_I2|VT_VECTOR:
2939 case VT_I4|VT_VECTOR:
2940 case VT_I8|VT_VECTOR:
2941 case VT_R4|VT_VECTOR:
2942 case VT_R8|VT_VECTOR:
2943 case VT_CY|VT_VECTOR:
2944 case VT_DATE|VT_VECTOR:
2945 case VT_BSTR|VT_VECTOR:
2946 case VT_ERROR|VT_VECTOR:
2947 case VT_BOOL|VT_VECTOR:
2948 case VT_VARIANT|VT_VECTOR:
2949 case VT_UI1|VT_VECTOR:
2950 case VT_UI2|VT_VECTOR:
2951 case VT_UI4|VT_VECTOR:
2952 case VT_UI8|VT_VECTOR:
2953 case VT_LPSTR|VT_VECTOR:
2954 case VT_LPWSTR|VT_VECTOR:
2955 case VT_FILETIME|VT_VECTOR:
2956 case VT_CF|VT_VECTOR:
2957 case VT_CLSID|VT_VECTOR:
2960 WARN("Bad type %d\n", vt);
2961 return STG_E_INVALIDPARAMETER;
2964 /***********************************************************************
2965 * PropVariantClear [OLE32.@]
2967 HRESULT WINAPI PropVariantClear(PROPVARIANT * pvar) /* [in/out] */
2971 TRACE("(%p)\n", pvar);
2976 hr = PROPVARIANT_ValidateType(pvar->vt);
3002 case VT_STREAMED_OBJECT:
3004 case VT_STORED_OBJECT:
3005 if (pvar->u.pStream)
3006 IUnknown_Release(pvar->u.pStream);
3011 /* pick an arbitrary typed pointer - we don't care about the type
3012 * as we are just freeing it */
3013 CoTaskMemFree(pvar->u.puuid);
3016 case VT_BLOB_OBJECT:
3017 CoTaskMemFree(pvar->u.blob.pBlobData);
3020 if (pvar->u.bstrVal)
3021 PropSysFreeString(pvar->u.bstrVal);
3024 if (pvar->u.pclipdata)
3026 OLE_FreeClipDataArray(1, pvar->u.pclipdata);
3027 CoTaskMemFree(pvar->u.pclipdata);
3031 if (pvar->vt & VT_VECTOR)
3035 switch (pvar->vt & ~VT_VECTOR)
3038 FreePropVariantArray(pvar->u.capropvar.cElems, pvar->u.capropvar.pElems);
3041 OLE_FreeClipDataArray(pvar->u.caclipdata.cElems, pvar->u.caclipdata.pElems);
3044 for (i = 0; i < pvar->u.cabstr.cElems; i++)
3045 PropSysFreeString(pvar->u.cabstr.pElems[i]);
3048 for (i = 0; i < pvar->u.calpstr.cElems; i++)
3049 CoTaskMemFree(pvar->u.calpstr.pElems[i]);
3052 for (i = 0; i < pvar->u.calpwstr.cElems; i++)
3053 CoTaskMemFree(pvar->u.calpwstr.pElems[i]);
3056 if (pvar->vt & ~VT_VECTOR)
3058 /* pick an arbitrary VT_VECTOR structure - they all have the same
3060 CoTaskMemFree(pvar->u.capropvar.pElems);
3064 WARN("Invalid/unsupported type %d\n", pvar->vt);
3067 ZeroMemory(pvar, sizeof(*pvar));
3072 /***********************************************************************
3073 * PropVariantCopy [OLE32.@]
3075 HRESULT WINAPI PropVariantCopy(PROPVARIANT *pvarDest, /* [out] */
3076 const PROPVARIANT *pvarSrc) /* [in] */
3081 TRACE("(%p, %p vt %04x)\n", pvarDest, pvarSrc, pvarSrc->vt);
3083 hr = PROPVARIANT_ValidateType(pvarSrc->vt);
3087 /* this will deal with most cases */
3088 *pvarDest = *pvarSrc;
3112 case VT_STREAMED_OBJECT:
3114 case VT_STORED_OBJECT:
3115 IUnknown_AddRef((LPUNKNOWN)pvarDest->u.pStream);
3118 pvarDest->u.puuid = CoTaskMemAlloc(sizeof(CLSID));
3119 *pvarDest->u.puuid = *pvarSrc->u.puuid;
3122 len = strlen(pvarSrc->u.pszVal);
3123 pvarDest->u.pszVal = CoTaskMemAlloc((len+1)*sizeof(CHAR));
3124 CopyMemory(pvarDest->u.pszVal, pvarSrc->u.pszVal, (len+1)*sizeof(CHAR));
3127 len = lstrlenW(pvarSrc->u.pwszVal);
3128 pvarDest->u.pwszVal = CoTaskMemAlloc((len+1)*sizeof(WCHAR));
3129 CopyMemory(pvarDest->u.pwszVal, pvarSrc->u.pwszVal, (len+1)*sizeof(WCHAR));
3132 case VT_BLOB_OBJECT:
3133 if (pvarSrc->u.blob.pBlobData)
3135 len = pvarSrc->u.blob.cbSize;
3136 pvarDest->u.blob.pBlobData = CoTaskMemAlloc(len);
3137 CopyMemory(pvarDest->u.blob.pBlobData, pvarSrc->u.blob.pBlobData, len);
3141 pvarDest->u.bstrVal = PropSysAllocString(pvarSrc->u.bstrVal);
3144 if (pvarSrc->u.pclipdata)
3146 len = pvarSrc->u.pclipdata->cbSize - sizeof(pvarSrc->u.pclipdata->ulClipFmt);
3147 pvarDest->u.pclipdata = CoTaskMemAlloc(sizeof (CLIPDATA));
3148 pvarDest->u.pclipdata->cbSize = pvarSrc->u.pclipdata->cbSize;
3149 pvarDest->u.pclipdata->ulClipFmt = pvarSrc->u.pclipdata->ulClipFmt;
3150 pvarDest->u.pclipdata->pClipData = CoTaskMemAlloc(len);
3151 CopyMemory(pvarDest->u.pclipdata->pClipData, pvarSrc->u.pclipdata->pClipData, len);
3155 if (pvarSrc->vt & VT_VECTOR)
3160 switch(pvarSrc->vt & ~VT_VECTOR)
3162 case VT_I1: elemSize = sizeof(pvarSrc->u.cVal); break;
3163 case VT_UI1: elemSize = sizeof(pvarSrc->u.bVal); break;
3164 case VT_I2: elemSize = sizeof(pvarSrc->u.iVal); break;
3165 case VT_UI2: elemSize = sizeof(pvarSrc->u.uiVal); break;
3166 case VT_BOOL: elemSize = sizeof(pvarSrc->u.boolVal); break;
3167 case VT_I4: elemSize = sizeof(pvarSrc->u.lVal); break;
3168 case VT_UI4: elemSize = sizeof(pvarSrc->u.ulVal); break;
3169 case VT_R4: elemSize = sizeof(pvarSrc->u.fltVal); break;
3170 case VT_R8: elemSize = sizeof(pvarSrc->u.dblVal); break;
3171 case VT_ERROR: elemSize = sizeof(pvarSrc->u.scode); break;
3172 case VT_I8: elemSize = sizeof(pvarSrc->u.hVal); break;
3173 case VT_UI8: elemSize = sizeof(pvarSrc->u.uhVal); break;
3174 case VT_CY: elemSize = sizeof(pvarSrc->u.cyVal); break;
3175 case VT_DATE: elemSize = sizeof(pvarSrc->u.date); break;
3176 case VT_FILETIME: elemSize = sizeof(pvarSrc->u.filetime); break;
3177 case VT_CLSID: elemSize = sizeof(*pvarSrc->u.puuid); break;
3178 case VT_CF: elemSize = sizeof(*pvarSrc->u.pclipdata); break;
3179 case VT_BSTR: elemSize = sizeof(pvarSrc->u.bstrVal); break;
3180 case VT_LPSTR: elemSize = sizeof(pvarSrc->u.pszVal); break;
3181 case VT_LPWSTR: elemSize = sizeof(pvarSrc->u.pwszVal); break;
3182 case VT_VARIANT: elemSize = sizeof(*pvarSrc->u.pvarVal); break;
3185 FIXME("Invalid element type: %ul\n", pvarSrc->vt & ~VT_VECTOR);
3186 return E_INVALIDARG;
3188 len = pvarSrc->u.capropvar.cElems;
3189 pvarDest->u.capropvar.pElems = CoTaskMemAlloc(len * elemSize);
3190 if (pvarSrc->vt == (VT_VECTOR | VT_VARIANT))
3192 for (i = 0; i < len; i++)
3193 PropVariantCopy(&pvarDest->u.capropvar.pElems[i], &pvarSrc->u.capropvar.pElems[i]);
3195 else if (pvarSrc->vt == (VT_VECTOR | VT_CF))
3197 FIXME("Copy clipformats\n");
3199 else if (pvarSrc->vt == (VT_VECTOR | VT_BSTR))
3201 for (i = 0; i < len; i++)
3202 pvarDest->u.cabstr.pElems[i] = PropSysAllocString(pvarSrc->u.cabstr.pElems[i]);
3204 else if (pvarSrc->vt == (VT_VECTOR | VT_LPSTR))
3207 for (i = 0; i < len; i++)
3209 strLen = lstrlenA(pvarSrc->u.calpstr.pElems[i]) + 1;
3210 pvarDest->u.calpstr.pElems[i] = CoTaskMemAlloc(strLen);
3211 memcpy(pvarDest->u.calpstr.pElems[i],
3212 pvarSrc->u.calpstr.pElems[i], strLen);
3215 else if (pvarSrc->vt == (VT_VECTOR | VT_LPWSTR))
3218 for (i = 0; i < len; i++)
3220 strLen = (lstrlenW(pvarSrc->u.calpwstr.pElems[i]) + 1) *
3222 pvarDest->u.calpstr.pElems[i] = CoTaskMemAlloc(strLen);
3223 memcpy(pvarDest->u.calpstr.pElems[i],
3224 pvarSrc->u.calpstr.pElems[i], strLen);
3228 CopyMemory(pvarDest->u.capropvar.pElems, pvarSrc->u.capropvar.pElems, len * elemSize);
3231 WARN("Invalid/unsupported type %d\n", pvarSrc->vt);
3237 /***********************************************************************
3238 * FreePropVariantArray [OLE32.@]
3240 HRESULT WINAPI FreePropVariantArray(ULONG cVariants, /* [in] */
3241 PROPVARIANT *rgvars) /* [in/out] */
3245 TRACE("(%u, %p)\n", cVariants, rgvars);
3248 return E_INVALIDARG;
3250 for(i = 0; i < cVariants; i++)
3251 PropVariantClear(&rgvars[i]);
3256 /******************************************************************************
3257 * DllDebugObjectRPCHook (OLE32.@)
3258 * turns on and off internal debugging, pointer is only used on macintosh
3261 BOOL WINAPI DllDebugObjectRPCHook(BOOL b, void *dummy)