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 an 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
) != 0;
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
= open_classes_key(HKEY_CLASSES_ROOT
, keyName
, MAXIMUM_ALLOWED
, &clsidKey
);
707 if (hres
!= ERROR_SUCCESS
)
708 return REGDB_E_CLASSNOTREG
;
711 * Retrieve the size of the name string.
715 hres
= RegQueryValueExW(clsidKey
,
722 if (hres
!=ERROR_SUCCESS
)
724 RegCloseKey(clsidKey
);
725 return REGDB_E_READREGDB
;
729 * Allocate a buffer for the registry value.
731 *pszUserType
= CoTaskMemAlloc(cbData
);
733 if (*pszUserType
==NULL
)
735 RegCloseKey(clsidKey
);
736 return E_OUTOFMEMORY
;
739 hres
= RegQueryValueExW(clsidKey
,
743 (LPBYTE
) *pszUserType
,
746 RegCloseKey(clsidKey
);
748 if (hres
!= ERROR_SUCCESS
)
750 CoTaskMemFree(*pszUserType
);
753 return REGDB_E_READREGDB
;
759 /***********************************************************************
760 * DoDragDrop [OLE32.@]
762 HRESULT WINAPI
DoDragDrop (
763 IDataObject
*pDataObject
, /* [in] ptr to the data obj */
764 IDropSource
* pDropSource
, /* [in] ptr to the source obj */
765 DWORD dwOKEffect
, /* [in] effects allowed by the source */
766 DWORD
*pdwEffect
) /* [out] ptr to effects of the source */
768 static const WCHAR trackerW
[] = {'T','r','a','c','k','e','r','W','i','n','d','o','w',0};
769 TrackerWindowInfo trackerInfo
;
770 HWND hwndTrackWindow
;
773 TRACE("(%p, %p, %08x, %p)\n", pDataObject
, pDropSource
, dwOKEffect
, pdwEffect
);
775 if (!pDataObject
|| !pDropSource
|| !pdwEffect
)
779 * Setup the drag n drop tracking window.
782 trackerInfo
.dataObject
= pDataObject
;
783 trackerInfo
.dropSource
= pDropSource
;
784 trackerInfo
.dwOKEffect
= dwOKEffect
;
785 trackerInfo
.pdwEffect
= pdwEffect
;
786 trackerInfo
.trackingDone
= FALSE
;
787 trackerInfo
.escPressed
= FALSE
;
788 trackerInfo
.curDragTargetHWND
= 0;
789 trackerInfo
.curTargetHWND
= 0;
790 trackerInfo
.curDragTarget
= 0;
792 hwndTrackWindow
= CreateWindowW(OLEDD_DRAGTRACKERCLASS
, trackerW
,
793 WS_POPUP
, CW_USEDEFAULT
, CW_USEDEFAULT
,
794 CW_USEDEFAULT
, CW_USEDEFAULT
, 0, 0, 0,
800 * Capture the mouse input
802 SetCapture(hwndTrackWindow
);
807 * Pump messages. All mouse input should go to the capture window.
809 while (!trackerInfo
.trackingDone
&& GetMessageW(&msg
, 0, 0, 0) )
811 trackerInfo
.curMousePos
.x
= msg
.pt
.x
;
812 trackerInfo
.curMousePos
.y
= msg
.pt
.y
;
813 trackerInfo
.dwKeyState
= OLEDD_GetButtonState();
815 if ( (msg
.message
>= WM_KEYFIRST
) &&
816 (msg
.message
<= WM_KEYLAST
) )
819 * When keyboard messages are sent to windows on this thread, we
820 * want to ignore notify the drop source that the state changed.
821 * in the case of the Escape key, we also notify the drop source
822 * we give it a special meaning.
824 if ( (msg
.message
==WM_KEYDOWN
) &&
825 (msg
.wParam
==VK_ESCAPE
) )
827 trackerInfo
.escPressed
= TRUE
;
831 * Notify the drop source.
833 OLEDD_TrackStateChange(&trackerInfo
);
838 * Dispatch the messages only when it's not a keyboard message.
840 DispatchMessageW(&msg
);
844 /* re-post the quit message to outer message loop */
845 if (msg
.message
== WM_QUIT
)
846 PostQuitMessage(msg
.wParam
);
848 * Destroy the temporary window.
850 DestroyWindow(hwndTrackWindow
);
852 return trackerInfo
.returnValue
;
858 /***********************************************************************
859 * OleQueryLinkFromData [OLE32.@]
861 HRESULT WINAPI
OleQueryLinkFromData(
862 IDataObject
* pSrcDataObject
)
864 FIXME("(%p),stub!\n", pSrcDataObject
);
868 /***********************************************************************
869 * OleRegGetMiscStatus [OLE32.@]
871 HRESULT WINAPI
OleRegGetMiscStatus(
876 static const WCHAR miscstatusW
[] = {'M','i','s','c','S','t','a','t','u','s',0};
877 static const WCHAR dfmtW
[] = {'%','d',0};
885 * Build the key name we're looking for
887 sprintfW( keyName
, clsidfmtW
,
888 clsid
->Data1
, clsid
->Data2
, clsid
->Data3
,
889 clsid
->Data4
[0], clsid
->Data4
[1], clsid
->Data4
[2], clsid
->Data4
[3],
890 clsid
->Data4
[4], clsid
->Data4
[5], clsid
->Data4
[6], clsid
->Data4
[7] );
892 TRACE("(%s, %d, %p)\n", debugstr_w(keyName
), dwAspect
, pdwStatus
);
894 if (!pdwStatus
) return E_INVALIDARG
;
898 if (actctx_get_miscstatus(clsid
, dwAspect
, pdwStatus
)) return S_OK
;
901 * Open the class id Key
903 result
= open_classes_key(HKEY_CLASSES_ROOT
, keyName
, MAXIMUM_ALLOWED
, &clsidKey
);
904 if (result
!= ERROR_SUCCESS
)
905 return REGDB_E_CLASSNOTREG
;
910 result
= open_classes_key(clsidKey
, miscstatusW
, MAXIMUM_ALLOWED
, &miscStatusKey
);
911 if (result
!= ERROR_SUCCESS
)
913 RegCloseKey(clsidKey
);
918 * Read the default value
920 OLEUTL_ReadRegistryDWORDValue(miscStatusKey
, pdwStatus
);
923 * Open the key specific to the requested aspect.
925 sprintfW(keyName
, dfmtW
, dwAspect
);
927 result
= open_classes_key(miscStatusKey
, keyName
, MAXIMUM_ALLOWED
, &aspectKey
);
928 if (result
== ERROR_SUCCESS
)
930 OLEUTL_ReadRegistryDWORDValue(aspectKey
, pdwStatus
);
931 RegCloseKey(aspectKey
);
937 RegCloseKey(miscStatusKey
);
938 RegCloseKey(clsidKey
);
943 static HRESULT
EnumOLEVERB_Construct(HKEY hkeyVerb
, ULONG index
, IEnumOLEVERB
**ppenum
);
947 IEnumOLEVERB IEnumOLEVERB_iface
;
954 static inline EnumOLEVERB
*impl_from_IEnumOLEVERB(IEnumOLEVERB
*iface
)
956 return CONTAINING_RECORD(iface
, EnumOLEVERB
, IEnumOLEVERB_iface
);
959 static HRESULT WINAPI
EnumOLEVERB_QueryInterface(
960 IEnumOLEVERB
*iface
, REFIID riid
, void **ppv
)
962 TRACE("(%s, %p)\n", debugstr_guid(riid
), ppv
);
963 if (IsEqualIID(riid
, &IID_IUnknown
) ||
964 IsEqualIID(riid
, &IID_IEnumOLEVERB
))
966 IEnumOLEVERB_AddRef(iface
);
970 return E_NOINTERFACE
;
973 static ULONG WINAPI
EnumOLEVERB_AddRef(
976 EnumOLEVERB
*This
= impl_from_IEnumOLEVERB(iface
);
978 return InterlockedIncrement(&This
->ref
);
981 static ULONG WINAPI
EnumOLEVERB_Release(
984 EnumOLEVERB
*This
= impl_from_IEnumOLEVERB(iface
);
985 LONG refs
= InterlockedDecrement(&This
->ref
);
989 RegCloseKey(This
->hkeyVerb
);
990 HeapFree(GetProcessHeap(), 0, This
);
995 static HRESULT WINAPI
EnumOLEVERB_Next(
996 IEnumOLEVERB
*iface
, ULONG celt
, LPOLEVERB rgelt
,
999 EnumOLEVERB
*This
= impl_from_IEnumOLEVERB(iface
);
1002 TRACE("(%d, %p, %p)\n", celt
, rgelt
, pceltFetched
);
1007 for (; celt
; celt
--, rgelt
++)
1009 WCHAR wszSubKey
[20];
1012 LPWSTR pwszMenuFlags
;
1014 LONG res
= RegEnumKeyW(This
->hkeyVerb
, This
->index
, wszSubKey
, sizeof(wszSubKey
)/sizeof(wszSubKey
[0]));
1015 if (res
== ERROR_NO_MORE_ITEMS
)
1020 else if (res
!= ERROR_SUCCESS
)
1022 ERR("RegEnumKeyW failed with error %d\n", res
);
1023 hr
= REGDB_E_READREGDB
;
1026 res
= RegQueryValueW(This
->hkeyVerb
, wszSubKey
, NULL
, &cbData
);
1027 if (res
!= ERROR_SUCCESS
)
1029 ERR("RegQueryValueW failed with error %d\n", res
);
1030 hr
= REGDB_E_READREGDB
;
1033 pwszOLEVERB
= CoTaskMemAlloc(cbData
);
1039 res
= RegQueryValueW(This
->hkeyVerb
, wszSubKey
, pwszOLEVERB
, &cbData
);
1040 if (res
!= ERROR_SUCCESS
)
1042 ERR("RegQueryValueW failed with error %d\n", res
);
1043 hr
= REGDB_E_READREGDB
;
1044 CoTaskMemFree(pwszOLEVERB
);
1048 TRACE("verb string: %s\n", debugstr_w(pwszOLEVERB
));
1049 pwszMenuFlags
= strchrW(pwszOLEVERB
, ',');
1052 hr
= OLEOBJ_E_INVALIDVERB
;
1053 CoTaskMemFree(pwszOLEVERB
);
1056 /* nul terminate the name string and advance to first character */
1057 *pwszMenuFlags
= '\0';
1059 pwszAttribs
= strchrW(pwszMenuFlags
, ',');
1062 hr
= OLEOBJ_E_INVALIDVERB
;
1063 CoTaskMemFree(pwszOLEVERB
);
1066 /* nul terminate the menu string and advance to first character */
1067 *pwszAttribs
= '\0';
1070 /* fill out structure for this verb */
1071 rgelt
->lVerb
= atolW(wszSubKey
);
1072 rgelt
->lpszVerbName
= pwszOLEVERB
; /* user should free */
1073 rgelt
->fuFlags
= atolW(pwszMenuFlags
);
1074 rgelt
->grfAttribs
= atolW(pwszAttribs
);
1083 static HRESULT WINAPI
EnumOLEVERB_Skip(
1084 IEnumOLEVERB
*iface
, ULONG celt
)
1086 EnumOLEVERB
*This
= impl_from_IEnumOLEVERB(iface
);
1088 TRACE("(%d)\n", celt
);
1090 This
->index
+= celt
;
1094 static HRESULT WINAPI
EnumOLEVERB_Reset(
1095 IEnumOLEVERB
*iface
)
1097 EnumOLEVERB
*This
= impl_from_IEnumOLEVERB(iface
);
1105 static HRESULT WINAPI
EnumOLEVERB_Clone(
1106 IEnumOLEVERB
*iface
,
1107 IEnumOLEVERB
**ppenum
)
1109 EnumOLEVERB
*This
= impl_from_IEnumOLEVERB(iface
);
1111 TRACE("(%p)\n", ppenum
);
1112 if (!DuplicateHandle(GetCurrentProcess(), This
->hkeyVerb
, GetCurrentProcess(), (HANDLE
*)&hkeyVerb
, 0, FALSE
, DUPLICATE_SAME_ACCESS
))
1113 return HRESULT_FROM_WIN32(GetLastError());
1114 return EnumOLEVERB_Construct(hkeyVerb
, This
->index
, ppenum
);
1117 static const IEnumOLEVERBVtbl EnumOLEVERB_VTable
=
1119 EnumOLEVERB_QueryInterface
,
1121 EnumOLEVERB_Release
,
1128 static HRESULT
EnumOLEVERB_Construct(HKEY hkeyVerb
, ULONG index
, IEnumOLEVERB
**ppenum
)
1130 EnumOLEVERB
*This
= HeapAlloc(GetProcessHeap(), 0, sizeof(*This
));
1133 RegCloseKey(hkeyVerb
);
1134 return E_OUTOFMEMORY
;
1136 This
->IEnumOLEVERB_iface
.lpVtbl
= &EnumOLEVERB_VTable
;
1138 This
->index
= index
;
1139 This
->hkeyVerb
= hkeyVerb
;
1140 *ppenum
= &This
->IEnumOLEVERB_iface
;
1144 /***********************************************************************
1145 * OleRegEnumVerbs [OLE32.@]
1147 * Enumerates verbs associated with a class stored in the registry.
1150 * clsid [I] Class ID to enumerate the verbs for.
1151 * ppenum [O] Enumerator.
1155 * REGDB_E_CLASSNOTREG: The specified class does not have a key in the registry.
1156 * REGDB_E_READREGDB: The class key could not be opened for some other reason.
1157 * OLE_E_REGDB_KEY: The Verb subkey for the class is not present.
1158 * OLEOBJ_E_NOVERBS: The Verb subkey for the class is empty.
1160 HRESULT WINAPI
OleRegEnumVerbs (REFCLSID clsid
, LPENUMOLEVERB
* ppenum
)
1165 static const WCHAR wszVerb
[] = {'V','e','r','b',0};
1167 TRACE("(%s, %p)\n", debugstr_guid(clsid
), ppenum
);
1169 res
= COM_OpenKeyForCLSID(clsid
, wszVerb
, KEY_READ
, &hkeyVerb
);
1172 if (res
== REGDB_E_CLASSNOTREG
)
1173 ERR("CLSID %s not registered\n", debugstr_guid(clsid
));
1174 else if (res
== REGDB_E_KEYMISSING
)
1175 ERR("no Verbs key for class %s\n", debugstr_guid(clsid
));
1177 ERR("failed to open Verbs key for CLSID %s with error %d\n",
1178 debugstr_guid(clsid
), res
);
1182 res
= RegQueryInfoKeyW(hkeyVerb
, NULL
, NULL
, NULL
, &dwSubKeys
, NULL
,
1183 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
1184 if (res
!= ERROR_SUCCESS
)
1186 ERR("failed to get subkey count with error %d\n", GetLastError());
1187 return REGDB_E_READREGDB
;
1192 WARN("class %s has no verbs\n", debugstr_guid(clsid
));
1193 RegCloseKey(hkeyVerb
);
1194 return OLEOBJ_E_NOVERBS
;
1197 return EnumOLEVERB_Construct(hkeyVerb
, 0, ppenum
);
1200 /******************************************************************************
1201 * OleSetContainedObject [OLE32.@]
1203 HRESULT WINAPI
OleSetContainedObject(
1207 IRunnableObject
* runnable
= NULL
;
1210 TRACE("(%p,%x)\n", pUnknown
, fContained
);
1212 hres
= IUnknown_QueryInterface(pUnknown
,
1213 &IID_IRunnableObject
,
1216 if (SUCCEEDED(hres
))
1218 hres
= IRunnableObject_SetContainedObject(runnable
, fContained
);
1220 IRunnableObject_Release(runnable
);
1228 /******************************************************************************
1231 * Set the OLE object to the running state.
1234 * pUnknown [I] OLE object to run.
1238 * Failure: Any HRESULT code.
1240 HRESULT WINAPI
OleRun(LPUNKNOWN pUnknown
)
1242 IRunnableObject
*runable
;
1245 TRACE("(%p)\n", pUnknown
);
1247 hres
= IUnknown_QueryInterface(pUnknown
, &IID_IRunnableObject
, (void**)&runable
);
1249 return S_OK
; /* Appears to return no error. */
1251 hres
= IRunnableObject_Run(runable
, NULL
);
1252 IRunnableObject_Release(runable
);
1256 /******************************************************************************
1259 HRESULT WINAPI
OleLoad(
1262 LPOLECLIENTSITE pClientSite
,
1265 IPersistStorage
* persistStorage
= NULL
;
1267 IOleObject
* pOleObject
= NULL
;
1268 STATSTG storageInfo
;
1271 TRACE("(%p, %s, %p, %p)\n", pStg
, debugstr_guid(riid
), pClientSite
, ppvObj
);
1276 * TODO, Conversion ... OleDoAutoConvert
1280 * Get the class ID for the object.
1282 hres
= IStorage_Stat(pStg
, &storageInfo
, STATFLAG_NONAME
);
1285 * Now, try and create the handler for the object
1287 hres
= CoCreateInstance(&storageInfo
.clsid
,
1289 CLSCTX_INPROC_HANDLER
|CLSCTX_INPROC_SERVER
,
1294 * If that fails, as it will most times, load the default
1299 hres
= OleCreateDefaultHandler(&storageInfo
.clsid
,
1306 * If we couldn't find a handler... this is bad. Abort the whole thing.
1313 hres
= IUnknown_QueryInterface(pUnk
, &IID_IOleObject
, (void **)&pOleObject
);
1314 if (SUCCEEDED(hres
))
1317 hres
= IOleObject_GetMiscStatus(pOleObject
, DVASPECT_CONTENT
, &dwStatus
);
1322 * Initialize the object with its IPersistStorage interface.
1324 hres
= IUnknown_QueryInterface(pUnk
, &IID_IPersistStorage
, (void**)&persistStorage
);
1325 if (SUCCEEDED(hres
))
1327 hres
= IPersistStorage_Load(persistStorage
, pStg
);
1329 IPersistStorage_Release(persistStorage
);
1330 persistStorage
= NULL
;
1333 if (SUCCEEDED(hres
) && pClientSite
)
1335 * Inform the new object of it's client site.
1337 hres
= IOleObject_SetClientSite(pOleObject
, pClientSite
);
1340 * Cleanup interfaces used internally
1343 IOleObject_Release(pOleObject
);
1345 if (SUCCEEDED(hres
))
1349 hres1
= IUnknown_QueryInterface(pUnk
, &IID_IOleLink
, (void **)&pOleLink
);
1350 if (SUCCEEDED(hres1
))
1352 FIXME("handle OLE link\n");
1353 IOleLink_Release(pOleLink
);
1359 IUnknown_Release(pUnk
);
1368 /***********************************************************************
1371 HRESULT WINAPI
OleSave(
1372 LPPERSISTSTORAGE pPS
,
1379 TRACE("(%p,%p,%x)\n", pPS
, pStg
, fSameAsLoad
);
1382 * First, we transfer the class ID (if available)
1384 hres
= IPersistStorage_GetClassID(pPS
, &objectClass
);
1386 if (SUCCEEDED(hres
))
1388 WriteClassStg(pStg
, &objectClass
);
1392 * Then, we ask the object to save itself to the
1393 * storage. If it is successful, we commit the storage.
1395 hres
= IPersistStorage_Save(pPS
, pStg
, fSameAsLoad
);
1397 if (SUCCEEDED(hres
))
1399 IStorage_Commit(pStg
,
1407 /******************************************************************************
1408 * OleLockRunning [OLE32.@]
1410 HRESULT WINAPI
OleLockRunning(LPUNKNOWN pUnknown
, BOOL fLock
, BOOL fLastUnlockCloses
)
1412 IRunnableObject
* runnable
= NULL
;
1415 TRACE("(%p,%x,%x)\n", pUnknown
, fLock
, fLastUnlockCloses
);
1417 hres
= IUnknown_QueryInterface(pUnknown
,
1418 &IID_IRunnableObject
,
1421 if (SUCCEEDED(hres
))
1423 hres
= IRunnableObject_LockRunning(runnable
, fLock
, fLastUnlockCloses
);
1425 IRunnableObject_Release(runnable
);
1434 /**************************************************************************
1435 * Internal methods to manage the shared OLE menu in response to the
1436 * OLE***MenuDescriptor API
1440 * OLEMenu_Initialize()
1442 * Initializes the OLEMENU data structures.
1444 static void OLEMenu_Initialize(void)
1449 * OLEMenu_UnInitialize()
1451 * Releases the OLEMENU data structures.
1453 static void OLEMenu_UnInitialize(void)
1457 /*************************************************************************
1458 * OLEMenu_InstallHooks
1459 * Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1461 * RETURNS: TRUE if message hooks were successfully installed
1464 static BOOL
OLEMenu_InstallHooks( DWORD tid
)
1466 OleMenuHookItem
*pHookItem
;
1468 /* Create an entry for the hook table */
1469 if ( !(pHookItem
= HeapAlloc(GetProcessHeap(), 0,
1470 sizeof(OleMenuHookItem
)) ) )
1473 pHookItem
->tid
= tid
;
1474 pHookItem
->hHeap
= GetProcessHeap();
1475 pHookItem
->CallWndProc_hHook
= NULL
;
1477 /* Install a thread scope message hook for WH_GETMESSAGE */
1478 pHookItem
->GetMsg_hHook
= SetWindowsHookExW( WH_GETMESSAGE
, OLEMenu_GetMsgProc
,
1479 0, GetCurrentThreadId() );
1480 if ( !pHookItem
->GetMsg_hHook
)
1483 /* Install a thread scope message hook for WH_CALLWNDPROC */
1484 pHookItem
->CallWndProc_hHook
= SetWindowsHookExW( WH_CALLWNDPROC
, OLEMenu_CallWndProc
,
1485 0, GetCurrentThreadId() );
1486 if ( !pHookItem
->CallWndProc_hHook
)
1489 /* Insert the hook table entry */
1490 pHookItem
->next
= hook_list
;
1491 hook_list
= pHookItem
;
1496 /* Unhook any hooks */
1497 if ( pHookItem
->GetMsg_hHook
)
1498 UnhookWindowsHookEx( pHookItem
->GetMsg_hHook
);
1499 if ( pHookItem
->CallWndProc_hHook
)
1500 UnhookWindowsHookEx( pHookItem
->CallWndProc_hHook
);
1501 /* Release the hook table entry */
1502 HeapFree(pHookItem
->hHeap
, 0, pHookItem
);
1507 /*************************************************************************
1508 * OLEMenu_UnInstallHooks
1509 * UnInstall thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1511 * RETURNS: TRUE if message hooks were successfully installed
1514 static BOOL
OLEMenu_UnInstallHooks( DWORD tid
)
1516 OleMenuHookItem
*pHookItem
= NULL
;
1517 OleMenuHookItem
**ppHook
= &hook_list
;
1521 if ((*ppHook
)->tid
== tid
)
1523 pHookItem
= *ppHook
;
1524 *ppHook
= pHookItem
->next
;
1527 ppHook
= &(*ppHook
)->next
;
1529 if (!pHookItem
) return FALSE
;
1531 /* Uninstall the hooks installed for this thread */
1532 if ( !UnhookWindowsHookEx( pHookItem
->GetMsg_hHook
) )
1534 if ( !UnhookWindowsHookEx( pHookItem
->CallWndProc_hHook
) )
1537 /* Release the hook table entry */
1538 HeapFree(pHookItem
->hHeap
, 0, pHookItem
);
1543 /* Release the hook table entry */
1544 HeapFree(pHookItem
->hHeap
, 0, pHookItem
);
1549 /*************************************************************************
1550 * OLEMenu_IsHookInstalled
1551 * Tests if OLEMenu hooks have been installed for a thread
1553 * RETURNS: The pointer and index of the hook table entry for the tid
1554 * NULL and -1 for the index if no hooks were installed for this thread
1556 static OleMenuHookItem
* OLEMenu_IsHookInstalled( DWORD tid
)
1558 OleMenuHookItem
*pHookItem
;
1560 /* Do a simple linear search for an entry whose tid matches ours.
1561 * We really need a map but efficiency is not a concern here. */
1562 for (pHookItem
= hook_list
; pHookItem
; pHookItem
= pHookItem
->next
)
1564 if ( tid
== pHookItem
->tid
)
1571 /***********************************************************************
1572 * OLEMenu_FindMainMenuIndex
1574 * Used by OLEMenu API to find the top level group a menu item belongs to.
1575 * On success pnPos contains the index of the item in the top level menu group
1577 * RETURNS: TRUE if the ID was found, FALSE on failure
1579 static BOOL
OLEMenu_FindMainMenuIndex( HMENU hMainMenu
, HMENU hPopupMenu
, UINT
*pnPos
)
1583 nItems
= GetMenuItemCount( hMainMenu
);
1585 for (i
= 0; i
< nItems
; i
++)
1589 /* Is the current item a submenu? */
1590 if ( (hsubmenu
= GetSubMenu(hMainMenu
, i
)) )
1592 /* If the handle is the same we're done */
1593 if ( hsubmenu
== hPopupMenu
)
1599 /* Recursively search without updating pnPos */
1600 else if ( OLEMenu_FindMainMenuIndex( hsubmenu
, hPopupMenu
, NULL
) )
1612 /***********************************************************************
1613 * OLEMenu_SetIsServerMenu
1615 * Checks whether a popup menu belongs to a shared menu group which is
1616 * owned by the server, and sets the menu descriptor state accordingly.
1617 * All menu messages from these groups should be routed to the server.
1619 * RETURNS: TRUE if the popup menu is part of a server owned group
1620 * FALSE if the popup menu is part of a container owned group
1622 static BOOL
OLEMenu_SetIsServerMenu( HMENU hmenu
, OleMenuDescriptor
*pOleMenuDescriptor
)
1624 UINT nPos
= 0, nWidth
, i
;
1626 pOleMenuDescriptor
->bIsServerItem
= FALSE
;
1628 /* Don't bother searching if the popup is the combined menu itself */
1629 if ( hmenu
== pOleMenuDescriptor
->hmenuCombined
)
1632 /* Find the menu item index in the shared OLE menu that this item belongs to */
1633 if ( !OLEMenu_FindMainMenuIndex( pOleMenuDescriptor
->hmenuCombined
, hmenu
, &nPos
) )
1636 /* The group widths array has counts for the number of elements
1637 * in the groups File, Edit, Container, Object, Window, Help.
1638 * The Edit, Object & Help groups belong to the server object
1639 * and the other three belong to the container.
1640 * Loop through the group widths and locate the group we are a member of.
1642 for ( i
= 0, nWidth
= 0; i
< 6; i
++ )
1644 nWidth
+= pOleMenuDescriptor
->mgw
.width
[i
];
1645 if ( nPos
< nWidth
)
1647 /* Odd elements are server menu widths */
1648 pOleMenuDescriptor
->bIsServerItem
= i
%2;
1653 return pOleMenuDescriptor
->bIsServerItem
;
1656 /*************************************************************************
1657 * OLEMenu_CallWndProc
1658 * Thread scope WH_CALLWNDPROC hook proc filter function (callback)
1659 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1661 static LRESULT CALLBACK
OLEMenu_CallWndProc(INT code
, WPARAM wParam
, LPARAM lParam
)
1664 HOLEMENU hOleMenu
= 0;
1665 OleMenuDescriptor
*pOleMenuDescriptor
= NULL
;
1666 OleMenuHookItem
*pHookItem
= NULL
;
1669 TRACE("%i, %04lx, %08lx\n", code
, wParam
, lParam
);
1671 /* Check if we're being asked to process the message */
1672 if ( HC_ACTION
!= code
)
1675 /* Retrieve the current message being dispatched from lParam */
1676 pMsg
= (LPCWPSTRUCT
)lParam
;
1678 /* Check if the message is destined for a window we are interested in:
1679 * If the window has an OLEMenu property we may need to dispatch
1680 * the menu message to its active objects window instead. */
1682 hOleMenu
= GetPropW( pMsg
->hwnd
, prop_olemenuW
);
1686 /* Get the menu descriptor */
1687 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1688 if ( !pOleMenuDescriptor
) /* Bad descriptor! */
1691 /* Process menu messages */
1692 switch( pMsg
->message
)
1696 /* Reset the menu descriptor state */
1697 pOleMenuDescriptor
->bIsServerItem
= FALSE
;
1699 /* Send this message to the server as well */
1700 SendMessageW( pOleMenuDescriptor
->hwndActiveObject
,
1701 pMsg
->message
, pMsg
->wParam
, pMsg
->lParam
);
1705 case WM_INITMENUPOPUP
:
1707 /* Save the state for whether this is a server owned menu */
1708 OLEMenu_SetIsServerMenu( (HMENU
)pMsg
->wParam
, pOleMenuDescriptor
);
1714 fuFlags
= HIWORD(pMsg
->wParam
); /* Get flags */
1715 if ( fuFlags
& MF_SYSMENU
)
1718 /* Save the state for whether this is a server owned popup menu */
1719 else if ( fuFlags
& MF_POPUP
)
1720 OLEMenu_SetIsServerMenu( (HMENU
)pMsg
->lParam
, pOleMenuDescriptor
);
1727 LPDRAWITEMSTRUCT lpdis
= (LPDRAWITEMSTRUCT
) pMsg
->lParam
;
1728 if ( pMsg
->wParam
!= 0 || lpdis
->CtlType
!= ODT_MENU
)
1729 goto NEXTHOOK
; /* Not a menu message */
1738 /* If the message was for the server dispatch it accordingly */
1739 if ( pOleMenuDescriptor
->bIsServerItem
)
1741 SendMessageW( pOleMenuDescriptor
->hwndActiveObject
,
1742 pMsg
->message
, pMsg
->wParam
, pMsg
->lParam
);
1746 if ( pOleMenuDescriptor
)
1747 GlobalUnlock( hOleMenu
);
1749 /* Lookup the hook item for the current thread */
1750 if ( !( pHookItem
= OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1752 /* This should never fail!! */
1753 WARN("could not retrieve hHook for current thread!\n" );
1757 /* Pass on the message to the next hooker */
1758 return CallNextHookEx( pHookItem
->CallWndProc_hHook
, code
, wParam
, lParam
);
1761 /*************************************************************************
1762 * OLEMenu_GetMsgProc
1763 * Thread scope WH_GETMESSAGE hook proc filter function (callback)
1764 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1766 static LRESULT CALLBACK
OLEMenu_GetMsgProc(INT code
, WPARAM wParam
, LPARAM lParam
)
1769 HOLEMENU hOleMenu
= 0;
1770 OleMenuDescriptor
*pOleMenuDescriptor
= NULL
;
1771 OleMenuHookItem
*pHookItem
= NULL
;
1774 TRACE("%i, %04lx, %08lx\n", code
, wParam
, lParam
);
1776 /* Check if we're being asked to process a messages */
1777 if ( HC_ACTION
!= code
)
1780 /* Retrieve the current message being dispatched from lParam */
1781 pMsg
= (LPMSG
)lParam
;
1783 /* Check if the message is destined for a window we are interested in:
1784 * If the window has an OLEMenu property we may need to dispatch
1785 * the menu message to its active objects window instead. */
1787 hOleMenu
= GetPropW( pMsg
->hwnd
, prop_olemenuW
);
1791 /* Process menu messages */
1792 switch( pMsg
->message
)
1796 wCode
= HIWORD(pMsg
->wParam
); /* Get notification code */
1798 goto NEXTHOOK
; /* Not a menu message */
1805 /* Get the menu descriptor */
1806 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1807 if ( !pOleMenuDescriptor
) /* Bad descriptor! */
1810 /* If the message was for the server dispatch it accordingly */
1811 if ( pOleMenuDescriptor
->bIsServerItem
)
1813 /* Change the hWnd in the message to the active objects hWnd.
1814 * The message loop which reads this message will automatically
1815 * dispatch it to the embedded objects window. */
1816 pMsg
->hwnd
= pOleMenuDescriptor
->hwndActiveObject
;
1820 if ( pOleMenuDescriptor
)
1821 GlobalUnlock( hOleMenu
);
1823 /* Lookup the hook item for the current thread */
1824 if ( !( pHookItem
= OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1826 /* This should never fail!! */
1827 WARN("could not retrieve hHook for current thread!\n" );
1831 /* Pass on the message to the next hooker */
1832 return CallNextHookEx( pHookItem
->GetMsg_hHook
, code
, wParam
, lParam
);
1835 /***********************************************************************
1836 * OleCreateMenuDescriptor [OLE32.@]
1837 * Creates an OLE menu descriptor for OLE to use when dispatching
1838 * menu messages and commands.
1841 * hmenuCombined - Handle to the objects combined menu
1842 * lpMenuWidths - Pointer to array of 6 LONG's indicating menus per group
1845 HOLEMENU WINAPI
OleCreateMenuDescriptor(
1846 HMENU hmenuCombined
,
1847 LPOLEMENUGROUPWIDTHS lpMenuWidths
)
1850 OleMenuDescriptor
*pOleMenuDescriptor
;
1853 if ( !hmenuCombined
|| !lpMenuWidths
)
1856 /* Create an OLE menu descriptor */
1857 if ( !(hOleMenu
= GlobalAlloc(GMEM_MOVEABLE
| GMEM_ZEROINIT
,
1858 sizeof(OleMenuDescriptor
) ) ) )
1861 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1862 if ( !pOleMenuDescriptor
)
1865 /* Initialize menu group widths and hmenu */
1866 for ( i
= 0; i
< 6; i
++ )
1867 pOleMenuDescriptor
->mgw
.width
[i
] = lpMenuWidths
->width
[i
];
1869 pOleMenuDescriptor
->hmenuCombined
= hmenuCombined
;
1870 pOleMenuDescriptor
->bIsServerItem
= FALSE
;
1871 GlobalUnlock( hOleMenu
);
1876 /***********************************************************************
1877 * OleDestroyMenuDescriptor [OLE32.@]
1878 * Destroy the shared menu descriptor
1880 HRESULT WINAPI
OleDestroyMenuDescriptor(
1881 HOLEMENU hmenuDescriptor
)
1883 if ( hmenuDescriptor
)
1884 GlobalFree( hmenuDescriptor
);
1888 /***********************************************************************
1889 * OleSetMenuDescriptor [OLE32.@]
1890 * Installs or removes OLE dispatching code for the containers frame window.
1893 * hOleMenu Handle to composite menu descriptor
1894 * hwndFrame Handle to containers frame window
1895 * hwndActiveObject Handle to objects in-place activation window
1896 * lpFrame Pointer to IOleInPlaceFrame on containers window
1897 * lpActiveObject Pointer to IOleInPlaceActiveObject on active in-place object
1900 * S_OK - menu installed correctly
1901 * E_FAIL, E_INVALIDARG, E_UNEXPECTED - failure
1904 * The lpFrame and lpActiveObject parameters are currently ignored
1905 * OLE should install context sensitive help F1 filtering for the app when
1906 * these are non null.
1908 HRESULT WINAPI
OleSetMenuDescriptor(
1911 HWND hwndActiveObject
,
1912 LPOLEINPLACEFRAME lpFrame
,
1913 LPOLEINPLACEACTIVEOBJECT lpActiveObject
)
1915 OleMenuDescriptor
*pOleMenuDescriptor
= NULL
;
1918 if ( !hwndFrame
|| (hOleMenu
&& !hwndActiveObject
) )
1919 return E_INVALIDARG
;
1921 if ( lpFrame
|| lpActiveObject
)
1923 FIXME("(%p, %p, %p, %p, %p), Context sensitive help filtering not implemented!\n",
1931 /* Set up a message hook to intercept the containers frame window messages.
1932 * The message filter is responsible for dispatching menu messages from the
1933 * shared menu which are intended for the object.
1936 if ( hOleMenu
) /* Want to install dispatching code */
1938 /* If OLEMenu hooks are already installed for this thread, fail
1939 * Note: This effectively means that OleSetMenuDescriptor cannot
1940 * be called twice in succession on the same frame window
1941 * without first calling it with a null hOleMenu to uninstall
1943 if ( OLEMenu_IsHookInstalled( GetCurrentThreadId() ) )
1946 /* Get the menu descriptor */
1947 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1948 if ( !pOleMenuDescriptor
)
1949 return E_UNEXPECTED
;
1951 /* Update the menu descriptor */
1952 pOleMenuDescriptor
->hwndFrame
= hwndFrame
;
1953 pOleMenuDescriptor
->hwndActiveObject
= hwndActiveObject
;
1955 GlobalUnlock( hOleMenu
);
1956 pOleMenuDescriptor
= NULL
;
1958 /* Add a menu descriptor windows property to the frame window */
1959 SetPropW( hwndFrame
, prop_olemenuW
, hOleMenu
);
1961 /* Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC */
1962 if ( !OLEMenu_InstallHooks( GetCurrentThreadId() ) )
1965 else /* Want to uninstall dispatching code */
1967 /* Uninstall the hooks */
1968 if ( !OLEMenu_UnInstallHooks( GetCurrentThreadId() ) )
1971 /* Remove the menu descriptor property from the frame window */
1972 RemovePropW( hwndFrame
, prop_olemenuW
);
1978 /******************************************************************************
1979 * IsAccelerator [OLE32.@]
1980 * Mostly copied from controls/menu.c TranslateAccelerator implementation
1982 BOOL WINAPI
IsAccelerator(HACCEL hAccel
, int cAccelEntries
, LPMSG lpMsg
, WORD
* lpwCmd
)
1987 if(!lpMsg
) return FALSE
;
1990 WARN_(accel
)("NULL accel handle\n");
1993 if((lpMsg
->message
!= WM_KEYDOWN
&&
1994 lpMsg
->message
!= WM_SYSKEYDOWN
&&
1995 lpMsg
->message
!= WM_SYSCHAR
&&
1996 lpMsg
->message
!= WM_CHAR
)) return FALSE
;
1997 lpAccelTbl
= HeapAlloc(GetProcessHeap(), 0, cAccelEntries
* sizeof(ACCEL
));
1998 if (NULL
== lpAccelTbl
)
2002 if (CopyAcceleratorTableW(hAccel
, lpAccelTbl
, cAccelEntries
) != cAccelEntries
)
2004 WARN_(accel
)("CopyAcceleratorTableW failed\n");
2005 HeapFree(GetProcessHeap(), 0, lpAccelTbl
);
2009 TRACE_(accel
)("hAccel=%p, cAccelEntries=%d,"
2010 "msg->hwnd=%p, msg->message=%04x, wParam=%08lx, lParam=%08lx\n",
2011 hAccel
, cAccelEntries
,
2012 lpMsg
->hwnd
, lpMsg
->message
, lpMsg
->wParam
, lpMsg
->lParam
);
2013 for(i
= 0; i
< cAccelEntries
; i
++)
2015 if(lpAccelTbl
[i
].key
!= lpMsg
->wParam
)
2018 if(lpMsg
->message
== WM_CHAR
)
2020 if(!(lpAccelTbl
[i
].fVirt
& FALT
) && !(lpAccelTbl
[i
].fVirt
& FVIRTKEY
))
2022 TRACE_(accel
)("found accel for WM_CHAR: ('%c')\n", LOWORD(lpMsg
->wParam
) & 0xff);
2028 if(lpAccelTbl
[i
].fVirt
& FVIRTKEY
)
2031 TRACE_(accel
)("found accel for virt_key %04lx (scan %04x)\n",
2032 lpMsg
->wParam
, HIWORD(lpMsg
->lParam
) & 0xff);
2033 if(GetKeyState(VK_SHIFT
) & 0x8000) mask
|= FSHIFT
;
2034 if(GetKeyState(VK_CONTROL
) & 0x8000) mask
|= FCONTROL
;
2035 if(GetKeyState(VK_MENU
) & 0x8000) mask
|= FALT
;
2036 if(mask
== (lpAccelTbl
[i
].fVirt
& (FSHIFT
| FCONTROL
| FALT
))) goto found
;
2037 TRACE_(accel
)("incorrect SHIFT/CTRL/ALT-state\n");
2041 if(!(lpMsg
->lParam
& 0x01000000)) /* no special_key */
2043 if((lpAccelTbl
[i
].fVirt
& FALT
) && (lpMsg
->lParam
& 0x20000000))
2044 { /* ^^ ALT pressed */
2045 TRACE_(accel
)("found accel for Alt-%c\n", LOWORD(lpMsg
->wParam
) & 0xff);
2053 WARN_(accel
)("couldn't translate accelerator key\n");
2054 HeapFree(GetProcessHeap(), 0, lpAccelTbl
);
2058 if(lpwCmd
) *lpwCmd
= lpAccelTbl
[i
].cmd
;
2059 HeapFree(GetProcessHeap(), 0, lpAccelTbl
);
2063 /***********************************************************************
2064 * ReleaseStgMedium [OLE32.@]
2066 void WINAPI
ReleaseStgMedium(
2069 switch (pmedium
->tymed
)
2073 if ( (pmedium
->pUnkForRelease
==0) &&
2074 (pmedium
->u
.hGlobal
!=0) )
2075 GlobalFree(pmedium
->u
.hGlobal
);
2080 if (pmedium
->u
.lpszFileName
!=0)
2082 if (pmedium
->pUnkForRelease
==0)
2084 DeleteFileW(pmedium
->u
.lpszFileName
);
2087 CoTaskMemFree(pmedium
->u
.lpszFileName
);
2093 if (pmedium
->u
.pstm
!=0)
2095 IStream_Release(pmedium
->u
.pstm
);
2099 case TYMED_ISTORAGE
:
2101 if (pmedium
->u
.pstg
!=0)
2103 IStorage_Release(pmedium
->u
.pstg
);
2109 if ( (pmedium
->pUnkForRelease
==0) &&
2110 (pmedium
->u
.hBitmap
!=0) )
2111 DeleteObject(pmedium
->u
.hBitmap
);
2116 if ( (pmedium
->pUnkForRelease
==0) &&
2117 (pmedium
->u
.hMetaFilePict
!=0) )
2119 LPMETAFILEPICT pMP
= GlobalLock(pmedium
->u
.hMetaFilePict
);
2120 DeleteMetaFile(pMP
->hMF
);
2121 GlobalUnlock(pmedium
->u
.hMetaFilePict
);
2122 GlobalFree(pmedium
->u
.hMetaFilePict
);
2128 if ( (pmedium
->pUnkForRelease
==0) &&
2129 (pmedium
->u
.hEnhMetaFile
!=0) )
2131 DeleteEnhMetaFile(pmedium
->u
.hEnhMetaFile
);
2139 pmedium
->tymed
=TYMED_NULL
;
2142 * After cleaning up, the unknown is released
2144 if (pmedium
->pUnkForRelease
!=0)
2146 IUnknown_Release(pmedium
->pUnkForRelease
);
2147 pmedium
->pUnkForRelease
= 0;
2152 * OLEDD_Initialize()
2154 * Initializes the OLE drag and drop data structures.
2156 static void OLEDD_Initialize(void)
2160 ZeroMemory (&wndClass
, sizeof(WNDCLASSW
));
2161 wndClass
.style
= CS_GLOBALCLASS
;
2162 wndClass
.lpfnWndProc
= OLEDD_DragTrackerWindowProc
;
2163 wndClass
.cbClsExtra
= 0;
2164 wndClass
.cbWndExtra
= sizeof(TrackerWindowInfo
*);
2165 wndClass
.hCursor
= 0;
2166 wndClass
.hbrBackground
= 0;
2167 wndClass
.lpszClassName
= OLEDD_DRAGTRACKERCLASS
;
2169 RegisterClassW (&wndClass
);
2173 * OLEDD_DragTrackerWindowProc()
2175 * This method is the WindowProcedure of the drag n drop tracking
2176 * window. During a drag n Drop operation, an invisible window is created
2177 * to receive the user input and act upon it. This procedure is in charge
2181 #define DRAG_TIMER_ID 1
2183 static LRESULT WINAPI
OLEDD_DragTrackerWindowProc(
2193 LPCREATESTRUCTA createStruct
= (LPCREATESTRUCTA
)lParam
;
2195 SetWindowLongPtrW(hwnd
, 0, (LONG_PTR
)createStruct
->lpCreateParams
);
2196 SetTimer(hwnd
, DRAG_TIMER_ID
, 50, NULL
);
2203 OLEDD_TrackMouseMove((TrackerWindowInfo
*)GetWindowLongPtrA(hwnd
, 0));
2209 case WM_LBUTTONDOWN
:
2210 case WM_MBUTTONDOWN
:
2211 case WM_RBUTTONDOWN
:
2213 OLEDD_TrackStateChange((TrackerWindowInfo
*)GetWindowLongPtrA(hwnd
, 0));
2218 KillTimer(hwnd
, DRAG_TIMER_ID
);
2224 * This is a window proc after all. Let's call the default.
2226 return DefWindowProcW (hwnd
, uMsg
, wParam
, lParam
);
2230 * OLEDD_TrackMouseMove()
2232 * This method is invoked while a drag and drop operation is in effect.
2233 * it will generate the appropriate callbacks in the drop source
2234 * and drop target. It will also provide the expected feedback to
2238 * trackerInfo - Pointer to the structure identifying the
2239 * drag & drop operation that is currently
2242 static void OLEDD_TrackMouseMove(TrackerWindowInfo
* trackerInfo
)
2244 HWND hwndNewTarget
= 0;
2249 * Get the handle of the window under the mouse
2251 pt
.x
= trackerInfo
->curMousePos
.x
;
2252 pt
.y
= trackerInfo
->curMousePos
.y
;
2253 hwndNewTarget
= WindowFromPoint(pt
);
2256 * Every time, we re-initialize the effects passed to the
2257 * IDropTarget to the effects allowed by the source.
2259 *trackerInfo
->pdwEffect
= trackerInfo
->dwOKEffect
;
2262 * If we are hovering over the same target as before, send the
2263 * DragOver notification
2265 if ( (trackerInfo
->curDragTarget
!= 0) &&
2266 (trackerInfo
->curTargetHWND
== hwndNewTarget
) )
2268 IDropTarget_DragOver(trackerInfo
->curDragTarget
,
2269 trackerInfo
->dwKeyState
,
2270 trackerInfo
->curMousePos
,
2271 trackerInfo
->pdwEffect
);
2276 * If we changed window, we have to notify our old target and check for
2279 if (trackerInfo
->curDragTarget
)
2280 IDropTarget_DragLeave(trackerInfo
->curDragTarget
);
2283 * Make sure we're hovering over a window.
2288 * Find-out if there is a drag target under the mouse
2290 HWND next_target_wnd
= hwndNewTarget
;
2292 trackerInfo
->curTargetHWND
= hwndNewTarget
;
2294 while (next_target_wnd
&& !is_droptarget(next_target_wnd
))
2295 next_target_wnd
= GetParent(next_target_wnd
);
2297 if (next_target_wnd
) hwndNewTarget
= next_target_wnd
;
2299 trackerInfo
->curDragTargetHWND
= hwndNewTarget
;
2300 if(trackerInfo
->curDragTarget
) IDropTarget_Release(trackerInfo
->curDragTarget
);
2301 trackerInfo
->curDragTarget
= get_droptarget_pointer(hwndNewTarget
);
2304 * If there is, notify it that we just dragged-in
2306 if (trackerInfo
->curDragTarget
)
2308 hr
= IDropTarget_DragEnter(trackerInfo
->curDragTarget
,
2309 trackerInfo
->dataObject
,
2310 trackerInfo
->dwKeyState
,
2311 trackerInfo
->curMousePos
,
2312 trackerInfo
->pdwEffect
);
2314 /* failed DragEnter() means invalid target */
2317 trackerInfo
->curDragTargetHWND
= 0;
2318 trackerInfo
->curTargetHWND
= 0;
2319 IDropTarget_Release(trackerInfo
->curDragTarget
);
2320 trackerInfo
->curDragTarget
= 0;
2327 * The mouse is not over a window so we don't track anything.
2329 trackerInfo
->curDragTargetHWND
= 0;
2330 trackerInfo
->curTargetHWND
= 0;
2331 if(trackerInfo
->curDragTarget
) IDropTarget_Release(trackerInfo
->curDragTarget
);
2332 trackerInfo
->curDragTarget
= 0;
2337 * Now that we have done that, we have to tell the source to give
2338 * us feedback on the work being done by the target. If we don't
2339 * have a target, simulate no effect.
2341 if (trackerInfo
->curDragTarget
==0)
2343 *trackerInfo
->pdwEffect
= DROPEFFECT_NONE
;
2346 hr
= IDropSource_GiveFeedback(trackerInfo
->dropSource
,
2347 *trackerInfo
->pdwEffect
);
2350 * When we ask for feedback from the drop source, sometimes it will
2351 * do all the necessary work and sometimes it will not handle it
2352 * when that's the case, we must display the standard drag and drop
2355 if (hr
== DRAGDROP_S_USEDEFAULTCURSORS
)
2359 if (*trackerInfo
->pdwEffect
& DROPEFFECT_MOVE
)
2361 hCur
= LoadCursorW(hProxyDll
, MAKEINTRESOURCEW(2));
2363 else if (*trackerInfo
->pdwEffect
& DROPEFFECT_COPY
)
2365 hCur
= LoadCursorW(hProxyDll
, MAKEINTRESOURCEW(3));
2367 else if (*trackerInfo
->pdwEffect
& DROPEFFECT_LINK
)
2369 hCur
= LoadCursorW(hProxyDll
, MAKEINTRESOURCEW(4));
2373 hCur
= LoadCursorW(hProxyDll
, MAKEINTRESOURCEW(1));
2381 * OLEDD_TrackStateChange()
2383 * This method is invoked while a drag and drop operation is in effect.
2384 * It is used to notify the drop target/drop source callbacks when
2385 * the state of the keyboard or mouse button change.
2388 * trackerInfo - Pointer to the structure identifying the
2389 * drag & drop operation that is currently
2392 static void OLEDD_TrackStateChange(TrackerWindowInfo
* trackerInfo
)
2395 * Ask the drop source what to do with the operation.
2397 trackerInfo
->returnValue
= IDropSource_QueryContinueDrag(
2398 trackerInfo
->dropSource
,
2399 trackerInfo
->escPressed
,
2400 trackerInfo
->dwKeyState
);
2403 * All the return valued will stop the operation except the S_OK
2406 if (trackerInfo
->returnValue
!=S_OK
)
2409 * Make sure the message loop in DoDragDrop stops
2411 trackerInfo
->trackingDone
= TRUE
;
2414 * Release the mouse in case the drop target decides to show a popup
2415 * or a menu or something.
2420 * If we end-up over a target, drop the object in the target or
2421 * inform the target that the operation was cancelled.
2423 if (trackerInfo
->curDragTarget
)
2425 switch (trackerInfo
->returnValue
)
2428 * If the source wants us to complete the operation, we tell
2429 * the drop target that we just dropped the object in it.
2431 case DRAGDROP_S_DROP
:
2432 if (*trackerInfo
->pdwEffect
!= DROPEFFECT_NONE
)
2433 IDropTarget_Drop(trackerInfo
->curDragTarget
,
2434 trackerInfo
->dataObject
,
2435 trackerInfo
->dwKeyState
,
2436 trackerInfo
->curMousePos
,
2437 trackerInfo
->pdwEffect
);
2439 IDropTarget_DragLeave(trackerInfo
->curDragTarget
);
2443 * If the source told us that we should cancel, fool the drop
2444 * target by telling it that the mouse left it's window.
2445 * Also set the drop effect to "NONE" in case the application
2446 * ignores the result of DoDragDrop.
2448 case DRAGDROP_S_CANCEL
:
2449 IDropTarget_DragLeave(trackerInfo
->curDragTarget
);
2450 *trackerInfo
->pdwEffect
= DROPEFFECT_NONE
;
2458 * OLEDD_GetButtonState()
2460 * This method will use the current state of the keyboard to build
2461 * a button state mask equivalent to the one passed in the
2462 * WM_MOUSEMOVE wParam.
2464 static DWORD
OLEDD_GetButtonState(void)
2466 BYTE keyboardState
[256];
2469 GetKeyboardState(keyboardState
);
2471 if ( (keyboardState
[VK_SHIFT
] & 0x80) !=0)
2472 keyMask
|= MK_SHIFT
;
2474 if ( (keyboardState
[VK_CONTROL
] & 0x80) !=0)
2475 keyMask
|= MK_CONTROL
;
2477 if ( (keyboardState
[VK_LBUTTON
] & 0x80) !=0)
2478 keyMask
|= MK_LBUTTON
;
2480 if ( (keyboardState
[VK_RBUTTON
] & 0x80) !=0)
2481 keyMask
|= MK_RBUTTON
;
2483 if ( (keyboardState
[VK_MBUTTON
] & 0x80) !=0)
2484 keyMask
|= MK_MBUTTON
;
2490 * OLEDD_GetButtonState()
2492 * This method will read the default value of the registry key in
2493 * parameter and extract a DWORD value from it. The registry key value
2494 * can be in a string key or a DWORD key.
2497 * regKey - Key to read the default value from
2498 * pdwValue - Pointer to the location where the DWORD
2499 * value is returned. This value is not modified
2500 * if the value is not found.
2503 static void OLEUTL_ReadRegistryDWORDValue(
2508 DWORD cbData
= sizeof(buffer
);
2512 lres
= RegQueryValueExW(regKey
,
2519 if (lres
==ERROR_SUCCESS
)
2524 *pdwValue
= *(DWORD
*)buffer
;
2529 *pdwValue
= (DWORD
)strtoulW(buffer
, NULL
, 10);
2535 /******************************************************************************
2538 * The operation of this function is documented literally in the WinAPI
2539 * documentation to involve a QueryInterface for the IViewObject interface,
2540 * followed by a call to IViewObject::Draw.
2542 HRESULT WINAPI
OleDraw(
2549 IViewObject
*viewobject
;
2551 if (!pUnk
) return E_INVALIDARG
;
2553 hres
= IUnknown_QueryInterface(pUnk
,
2555 (void**)&viewobject
);
2556 if (SUCCEEDED(hres
))
2558 hres
= IViewObject_Draw(viewobject
, dwAspect
, -1, 0, 0, 0, hdcDraw
, (RECTL
*)rect
, 0, 0, 0);
2559 IViewObject_Release(viewobject
);
2563 return DV_E_NOIVIEWOBJECT
;
2566 /***********************************************************************
2567 * OleTranslateAccelerator [OLE32.@]
2569 HRESULT WINAPI
OleTranslateAccelerator (LPOLEINPLACEFRAME lpFrame
,
2570 LPOLEINPLACEFRAMEINFO lpFrameInfo
, LPMSG lpmsg
)
2574 TRACE("(%p,%p,%p)\n", lpFrame
, lpFrameInfo
, lpmsg
);
2576 if (IsAccelerator(lpFrameInfo
->haccel
,lpFrameInfo
->cAccelEntries
,lpmsg
,&wID
))
2577 return IOleInPlaceFrame_TranslateAccelerator(lpFrame
,lpmsg
,wID
);
2582 /******************************************************************************
2583 * OleCreate [OLE32.@]
2586 HRESULT WINAPI
OleCreate(
2590 LPFORMATETC pFormatEtc
,
2591 LPOLECLIENTSITE pClientSite
,
2596 IUnknown
* pUnk
= NULL
;
2597 IOleObject
*pOleObject
= NULL
;
2599 TRACE("(%s, %s, %d, %p, %p, %p, %p)\n", debugstr_guid(rclsid
),
2600 debugstr_guid(riid
), renderopt
, pFormatEtc
, pClientSite
, pStg
, ppvObj
);
2602 hres
= CoCreateInstance(rclsid
, 0, CLSCTX_INPROC_SERVER
|CLSCTX_INPROC_HANDLER
, riid
, (LPVOID
*)&pUnk
);
2604 if (SUCCEEDED(hres
))
2605 hres
= IStorage_SetClass(pStg
, rclsid
);
2607 if (pClientSite
&& SUCCEEDED(hres
))
2609 hres
= IUnknown_QueryInterface(pUnk
, &IID_IOleObject
, (LPVOID
*)&pOleObject
);
2610 if (SUCCEEDED(hres
))
2613 hres
= IOleObject_GetMiscStatus(pOleObject
, DVASPECT_CONTENT
, &dwStatus
);
2617 if (SUCCEEDED(hres
))
2619 IPersistStorage
* pPS
;
2620 if (SUCCEEDED((hres
= IUnknown_QueryInterface(pUnk
, &IID_IPersistStorage
, (LPVOID
*)&pPS
))))
2622 TRACE("trying to set stg %p\n", pStg
);
2623 hres
= IPersistStorage_InitNew(pPS
, pStg
);
2624 TRACE("-- result 0x%08x\n", hres
);
2625 IPersistStorage_Release(pPS
);
2629 if (pClientSite
&& SUCCEEDED(hres
))
2631 TRACE("trying to set clientsite %p\n", pClientSite
);
2632 hres
= IOleObject_SetClientSite(pOleObject
, pClientSite
);
2633 TRACE("-- result 0x%08x\n", hres
);
2637 IOleObject_Release(pOleObject
);
2639 if (((renderopt
== OLERENDER_DRAW
) || (renderopt
== OLERENDER_FORMAT
)) &&
2642 IRunnableObject
*pRunnable
;
2643 IOleCache
*pOleCache
;
2646 hres2
= IUnknown_QueryInterface(pUnk
, &IID_IRunnableObject
, (void **)&pRunnable
);
2647 if (SUCCEEDED(hres2
))
2649 hres
= IRunnableObject_Run(pRunnable
, NULL
);
2650 IRunnableObject_Release(pRunnable
);
2653 if (SUCCEEDED(hres
))
2655 hres2
= IUnknown_QueryInterface(pUnk
, &IID_IOleCache
, (void **)&pOleCache
);
2656 if (SUCCEEDED(hres2
))
2659 if (renderopt
== OLERENDER_DRAW
&& !pFormatEtc
) {
2663 pfe
.dwAspect
= DVASPECT_CONTENT
;
2665 pfe
.tymed
= TYMED_NULL
;
2666 hres
= IOleCache_Cache(pOleCache
, &pfe
, ADVF_PRIMEFIRST
, &dwConnection
);
2669 hres
= IOleCache_Cache(pOleCache
, pFormatEtc
, ADVF_PRIMEFIRST
, &dwConnection
);
2670 IOleCache_Release(pOleCache
);
2675 if (FAILED(hres
) && pUnk
)
2677 IUnknown_Release(pUnk
);
2683 TRACE("-- %p\n", pUnk
);
2687 /******************************************************************************
2688 * OleGetAutoConvert [OLE32.@]
2690 HRESULT WINAPI
OleGetAutoConvert(REFCLSID clsidOld
, LPCLSID pClsidNew
)
2692 static const WCHAR wszAutoConvertTo
[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2694 WCHAR buf
[CHARS_IN_GUID
];
2698 res
= COM_OpenKeyForCLSID(clsidOld
, wszAutoConvertTo
, KEY_READ
, &hkey
);
2703 if (RegQueryValueW(hkey
, NULL
, buf
, &len
))
2705 res
= REGDB_E_KEYMISSING
;
2708 res
= CLSIDFromString(buf
, pClsidNew
);
2710 if (hkey
) RegCloseKey(hkey
);
2714 /******************************************************************************
2715 * OleSetAutoConvert [OLE32.@]
2717 HRESULT WINAPI
OleSetAutoConvert(REFCLSID clsidOld
, REFCLSID clsidNew
)
2719 static const WCHAR wszAutoConvertTo
[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2721 WCHAR szClsidNew
[CHARS_IN_GUID
];
2724 TRACE("(%s,%s)\n", debugstr_guid(clsidOld
), debugstr_guid(clsidNew
));
2726 res
= COM_OpenKeyForCLSID(clsidOld
, NULL
, KEY_READ
| KEY_WRITE
, &hkey
);
2729 StringFromGUID2(clsidNew
, szClsidNew
, CHARS_IN_GUID
);
2730 if (RegSetValueW(hkey
, wszAutoConvertTo
, REG_SZ
, szClsidNew
, (strlenW(szClsidNew
)+1) * sizeof(WCHAR
)))
2732 res
= REGDB_E_WRITEREGDB
;
2737 if (hkey
) RegCloseKey(hkey
);
2741 /******************************************************************************
2742 * OleDoAutoConvert [OLE32.@]
2744 HRESULT WINAPI
OleDoAutoConvert(LPSTORAGE pStg
, LPCLSID pClsidNew
)
2746 FIXME("(%p,%p) : stub\n",pStg
,pClsidNew
);
2750 /******************************************************************************
2751 * OleIsRunning [OLE32.@]
2753 BOOL WINAPI
OleIsRunning(LPOLEOBJECT object
)
2755 IRunnableObject
*pRunnable
;
2759 TRACE("(%p)\n", object
);
2761 if (!object
) return FALSE
;
2763 hr
= IOleObject_QueryInterface(object
, &IID_IRunnableObject
, (void **)&pRunnable
);
2766 running
= IRunnableObject_IsRunning(pRunnable
);
2767 IRunnableObject_Release(pRunnable
);
2771 /***********************************************************************
2772 * OleNoteObjectVisible [OLE32.@]
2774 HRESULT WINAPI
OleNoteObjectVisible(LPUNKNOWN pUnknown
, BOOL bVisible
)
2776 TRACE("(%p, %s)\n", pUnknown
, bVisible
? "TRUE" : "FALSE");
2777 return CoLockObjectExternal(pUnknown
, bVisible
, TRUE
);
2781 /***********************************************************************
2782 * OLE_FreeClipDataArray [internal]
2785 * frees the data associated with an array of CLIPDATAs
2787 static void OLE_FreeClipDataArray(ULONG count
, CLIPDATA
* pClipDataArray
)
2790 for (i
= 0; i
< count
; i
++)
2791 if (pClipDataArray
[i
].pClipData
)
2792 CoTaskMemFree(pClipDataArray
[i
].pClipData
);
2795 /***********************************************************************
2796 * PropSysAllocString [OLE32.@]
2798 * Forward to oleaut32.
2800 BSTR WINAPI
PropSysAllocString(LPCOLESTR str
)
2802 return SysAllocString(str
);
2805 /***********************************************************************
2806 * PropSysFreeString [OLE32.@]
2808 * Forward to oleaut32.
2810 void WINAPI
PropSysFreeString(LPOLESTR str
)
2815 /******************************************************************************
2816 * Check if a PROPVARIANT's type is valid.
2818 static inline HRESULT
PROPVARIANT_ValidateType(VARTYPE vt
)
2846 case VT_STREAMED_OBJECT
:
2847 case VT_STORED_OBJECT
:
2848 case VT_BLOB_OBJECT
:
2851 case VT_I1
|VT_VECTOR
:
2852 case VT_I2
|VT_VECTOR
:
2853 case VT_I4
|VT_VECTOR
:
2854 case VT_I8
|VT_VECTOR
:
2855 case VT_R4
|VT_VECTOR
:
2856 case VT_R8
|VT_VECTOR
:
2857 case VT_CY
|VT_VECTOR
:
2858 case VT_DATE
|VT_VECTOR
:
2859 case VT_BSTR
|VT_VECTOR
:
2860 case VT_ERROR
|VT_VECTOR
:
2861 case VT_BOOL
|VT_VECTOR
:
2862 case VT_VARIANT
|VT_VECTOR
:
2863 case VT_UI1
|VT_VECTOR
:
2864 case VT_UI2
|VT_VECTOR
:
2865 case VT_UI4
|VT_VECTOR
:
2866 case VT_UI8
|VT_VECTOR
:
2867 case VT_LPSTR
|VT_VECTOR
:
2868 case VT_LPWSTR
|VT_VECTOR
:
2869 case VT_FILETIME
|VT_VECTOR
:
2870 case VT_CF
|VT_VECTOR
:
2871 case VT_CLSID
|VT_VECTOR
:
2874 WARN("Bad type %d\n", vt
);
2875 return STG_E_INVALIDPARAMETER
;
2878 /***********************************************************************
2879 * PropVariantClear [OLE32.@]
2881 HRESULT WINAPI
PropVariantClear(PROPVARIANT
* pvar
) /* [in/out] */
2885 TRACE("(%p)\n", pvar
);
2890 hr
= PROPVARIANT_ValidateType(pvar
->vt
);
2916 case VT_STREAMED_OBJECT
:
2918 case VT_STORED_OBJECT
:
2919 if (pvar
->u
.pStream
)
2920 IStream_Release(pvar
->u
.pStream
);
2925 /* pick an arbitrary typed pointer - we don't care about the type
2926 * as we are just freeing it */
2927 CoTaskMemFree(pvar
->u
.puuid
);
2930 case VT_BLOB_OBJECT
:
2931 CoTaskMemFree(pvar
->u
.blob
.pBlobData
);
2934 PropSysFreeString(pvar
->u
.bstrVal
);
2937 if (pvar
->u
.pclipdata
)
2939 OLE_FreeClipDataArray(1, pvar
->u
.pclipdata
);
2940 CoTaskMemFree(pvar
->u
.pclipdata
);
2944 if (pvar
->vt
& VT_VECTOR
)
2948 switch (pvar
->vt
& ~VT_VECTOR
)
2951 FreePropVariantArray(pvar
->u
.capropvar
.cElems
, pvar
->u
.capropvar
.pElems
);
2954 OLE_FreeClipDataArray(pvar
->u
.caclipdata
.cElems
, pvar
->u
.caclipdata
.pElems
);
2957 for (i
= 0; i
< pvar
->u
.cabstr
.cElems
; i
++)
2958 PropSysFreeString(pvar
->u
.cabstr
.pElems
[i
]);
2961 for (i
= 0; i
< pvar
->u
.calpstr
.cElems
; i
++)
2962 CoTaskMemFree(pvar
->u
.calpstr
.pElems
[i
]);
2965 for (i
= 0; i
< pvar
->u
.calpwstr
.cElems
; i
++)
2966 CoTaskMemFree(pvar
->u
.calpwstr
.pElems
[i
]);
2969 if (pvar
->vt
& ~VT_VECTOR
)
2971 /* pick an arbitrary VT_VECTOR structure - they all have the same
2973 CoTaskMemFree(pvar
->u
.capropvar
.pElems
);
2977 WARN("Invalid/unsupported type %d\n", pvar
->vt
);
2980 ZeroMemory(pvar
, sizeof(*pvar
));
2985 /***********************************************************************
2986 * PropVariantCopy [OLE32.@]
2988 HRESULT WINAPI
PropVariantCopy(PROPVARIANT
*pvarDest
, /* [out] */
2989 const PROPVARIANT
*pvarSrc
) /* [in] */
2994 TRACE("(%p, %p vt %04x)\n", pvarDest
, pvarSrc
, pvarSrc
->vt
);
2996 hr
= PROPVARIANT_ValidateType(pvarSrc
->vt
);
3000 /* this will deal with most cases */
3001 *pvarDest
= *pvarSrc
;
3025 case VT_STREAMED_OBJECT
:
3027 case VT_STORED_OBJECT
:
3028 IUnknown_AddRef((LPUNKNOWN
)pvarDest
->u
.pStream
);
3031 pvarDest
->u
.puuid
= CoTaskMemAlloc(sizeof(CLSID
));
3032 *pvarDest
->u
.puuid
= *pvarSrc
->u
.puuid
;
3035 len
= strlen(pvarSrc
->u
.pszVal
);
3036 pvarDest
->u
.pszVal
= CoTaskMemAlloc((len
+1)*sizeof(CHAR
));
3037 CopyMemory(pvarDest
->u
.pszVal
, pvarSrc
->u
.pszVal
, (len
+1)*sizeof(CHAR
));
3040 len
= lstrlenW(pvarSrc
->u
.pwszVal
);
3041 pvarDest
->u
.pwszVal
= CoTaskMemAlloc((len
+1)*sizeof(WCHAR
));
3042 CopyMemory(pvarDest
->u
.pwszVal
, pvarSrc
->u
.pwszVal
, (len
+1)*sizeof(WCHAR
));
3045 case VT_BLOB_OBJECT
:
3046 if (pvarSrc
->u
.blob
.pBlobData
)
3048 len
= pvarSrc
->u
.blob
.cbSize
;
3049 pvarDest
->u
.blob
.pBlobData
= CoTaskMemAlloc(len
);
3050 CopyMemory(pvarDest
->u
.blob
.pBlobData
, pvarSrc
->u
.blob
.pBlobData
, len
);
3054 pvarDest
->u
.bstrVal
= PropSysAllocString(pvarSrc
->u
.bstrVal
);
3057 if (pvarSrc
->u
.pclipdata
)
3059 len
= pvarSrc
->u
.pclipdata
->cbSize
- sizeof(pvarSrc
->u
.pclipdata
->ulClipFmt
);
3060 pvarDest
->u
.pclipdata
= CoTaskMemAlloc(sizeof (CLIPDATA
));
3061 pvarDest
->u
.pclipdata
->cbSize
= pvarSrc
->u
.pclipdata
->cbSize
;
3062 pvarDest
->u
.pclipdata
->ulClipFmt
= pvarSrc
->u
.pclipdata
->ulClipFmt
;
3063 pvarDest
->u
.pclipdata
->pClipData
= CoTaskMemAlloc(len
);
3064 CopyMemory(pvarDest
->u
.pclipdata
->pClipData
, pvarSrc
->u
.pclipdata
->pClipData
, len
);
3068 if (pvarSrc
->vt
& VT_VECTOR
)
3073 switch(pvarSrc
->vt
& ~VT_VECTOR
)
3075 case VT_I1
: elemSize
= sizeof(pvarSrc
->u
.cVal
); break;
3076 case VT_UI1
: elemSize
= sizeof(pvarSrc
->u
.bVal
); break;
3077 case VT_I2
: elemSize
= sizeof(pvarSrc
->u
.iVal
); break;
3078 case VT_UI2
: elemSize
= sizeof(pvarSrc
->u
.uiVal
); break;
3079 case VT_BOOL
: elemSize
= sizeof(pvarSrc
->u
.boolVal
); break;
3080 case VT_I4
: elemSize
= sizeof(pvarSrc
->u
.lVal
); break;
3081 case VT_UI4
: elemSize
= sizeof(pvarSrc
->u
.ulVal
); break;
3082 case VT_R4
: elemSize
= sizeof(pvarSrc
->u
.fltVal
); break;
3083 case VT_R8
: elemSize
= sizeof(pvarSrc
->u
.dblVal
); break;
3084 case VT_ERROR
: elemSize
= sizeof(pvarSrc
->u
.scode
); break;
3085 case VT_I8
: elemSize
= sizeof(pvarSrc
->u
.hVal
); break;
3086 case VT_UI8
: elemSize
= sizeof(pvarSrc
->u
.uhVal
); break;
3087 case VT_CY
: elemSize
= sizeof(pvarSrc
->u
.cyVal
); break;
3088 case VT_DATE
: elemSize
= sizeof(pvarSrc
->u
.date
); break;
3089 case VT_FILETIME
: elemSize
= sizeof(pvarSrc
->u
.filetime
); break;
3090 case VT_CLSID
: elemSize
= sizeof(*pvarSrc
->u
.puuid
); break;
3091 case VT_CF
: elemSize
= sizeof(*pvarSrc
->u
.pclipdata
); break;
3092 case VT_BSTR
: elemSize
= sizeof(pvarSrc
->u
.bstrVal
); break;
3093 case VT_LPSTR
: elemSize
= sizeof(pvarSrc
->u
.pszVal
); break;
3094 case VT_LPWSTR
: elemSize
= sizeof(pvarSrc
->u
.pwszVal
); break;
3095 case VT_VARIANT
: elemSize
= sizeof(*pvarSrc
->u
.pvarVal
); break;
3098 FIXME("Invalid element type: %ul\n", pvarSrc
->vt
& ~VT_VECTOR
);
3099 return E_INVALIDARG
;
3101 len
= pvarSrc
->u
.capropvar
.cElems
;
3102 pvarDest
->u
.capropvar
.pElems
= CoTaskMemAlloc(len
* elemSize
);
3103 if (pvarSrc
->vt
== (VT_VECTOR
| VT_VARIANT
))
3105 for (i
= 0; i
< len
; i
++)
3106 PropVariantCopy(&pvarDest
->u
.capropvar
.pElems
[i
], &pvarSrc
->u
.capropvar
.pElems
[i
]);
3108 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_CF
))
3110 FIXME("Copy clipformats\n");
3112 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_BSTR
))
3114 for (i
= 0; i
< len
; i
++)
3115 pvarDest
->u
.cabstr
.pElems
[i
] = PropSysAllocString(pvarSrc
->u
.cabstr
.pElems
[i
]);
3117 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_LPSTR
))
3120 for (i
= 0; i
< len
; i
++)
3122 strLen
= lstrlenA(pvarSrc
->u
.calpstr
.pElems
[i
]) + 1;
3123 pvarDest
->u
.calpstr
.pElems
[i
] = CoTaskMemAlloc(strLen
);
3124 memcpy(pvarDest
->u
.calpstr
.pElems
[i
],
3125 pvarSrc
->u
.calpstr
.pElems
[i
], strLen
);
3128 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_LPWSTR
))
3131 for (i
= 0; i
< len
; i
++)
3133 strLen
= (lstrlenW(pvarSrc
->u
.calpwstr
.pElems
[i
]) + 1) *
3135 pvarDest
->u
.calpstr
.pElems
[i
] = CoTaskMemAlloc(strLen
);
3136 memcpy(pvarDest
->u
.calpstr
.pElems
[i
],
3137 pvarSrc
->u
.calpstr
.pElems
[i
], strLen
);
3141 CopyMemory(pvarDest
->u
.capropvar
.pElems
, pvarSrc
->u
.capropvar
.pElems
, len
* elemSize
);
3144 WARN("Invalid/unsupported type %d\n", pvarSrc
->vt
);
3150 /***********************************************************************
3151 * FreePropVariantArray [OLE32.@]
3153 HRESULT WINAPI
FreePropVariantArray(ULONG cVariants
, /* [in] */
3154 PROPVARIANT
*rgvars
) /* [in/out] */
3158 TRACE("(%u, %p)\n", cVariants
, rgvars
);
3161 return E_INVALIDARG
;
3163 for(i
= 0; i
< cVariants
; i
++)
3164 PropVariantClear(&rgvars
[i
]);
3169 /******************************************************************************
3170 * DllDebugObjectRPCHook (OLE32.@)
3171 * turns on and off internal debugging, pointer is only used on macintosh
3174 BOOL WINAPI
DllDebugObjectRPCHook(BOOL b
, void *dummy
)