4 * Copyright 1995 Martin von Loewis
5 * Copyright 1999 Francis Beaudet
6 * Copyright 1999 Noel Borthwick
7 * Copyright 1999, 2000 Marcus Meissner
8 * Copyright 2005 Juan Lang
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
34 #define NONAMELESSUNION
35 #define NONAMELESSSTRUCT
47 #include "wine/unicode.h"
48 #include "compobj_private.h"
49 #include "wine/list.h"
51 #include "wine/debug.h"
53 WINE_DEFAULT_DEBUG_CHANNEL(ole
);
54 WINE_DECLARE_DEBUG_CHANNEL(accel
);
56 /******************************************************************************
57 * These are static/global variables and internal data structures that the
58 * OLE module uses to maintain it's state.
60 typedef struct tagDropTargetNode
63 IDropTarget
* dropTarget
;
67 typedef struct tagTrackerWindowInfo
69 IDataObject
* dataObject
;
70 IDropSource
* dropSource
;
77 HWND curTargetHWND
; /* window the mouse is hovering over */
78 HWND curDragTargetHWND
; /* might be a ancestor of curTargetHWND */
79 IDropTarget
* curDragTarget
;
80 POINTL curMousePos
; /* current position of the mouse in screen coordinates */
81 DWORD dwKeyState
; /* current state of the shift and ctrl keys and the mouse buttons */
84 typedef struct tagOleMenuDescriptor
/* OleMenuDescriptor */
86 HWND hwndFrame
; /* The containers frame window */
87 HWND hwndActiveObject
; /* The active objects window */
88 OLEMENUGROUPWIDTHS mgw
; /* OLE menu group widths for the shared menu */
89 HMENU hmenuCombined
; /* The combined menu */
90 BOOL bIsServerItem
; /* True if the currently open popup belongs to the server */
93 typedef struct tagOleMenuHookItem
/* OleMenu hook item in per thread hook list */
95 DWORD tid
; /* Thread Id */
96 HANDLE hHeap
; /* Heap this is allocated from */
97 HHOOK GetMsg_hHook
; /* message hook for WH_GETMESSAGE */
98 HHOOK CallWndProc_hHook
; /* message hook for WH_CALLWNDPROC */
99 struct tagOleMenuHookItem
*next
;
102 static OleMenuHookItem
*hook_list
;
105 * This is the lock count on the OLE library. It is controlled by the
106 * OLEInitialize/OLEUninitialize methods.
108 static LONG OLE_moduleLockCount
= 0;
111 * Name of our registered window class.
113 static const char OLEDD_DRAGTRACKERCLASS
[] = "WineDragDropTracker32";
116 * This is the head of the Drop target container.
118 static struct list targetListHead
= LIST_INIT(targetListHead
);
120 /******************************************************************************
121 * These are the prototypes of miscellaneous utility methods
123 static void OLEUTL_ReadRegistryDWORDValue(HKEY regKey
, DWORD
* pdwValue
);
125 /******************************************************************************
126 * These are the prototypes of the utility methods used to manage a shared menu
128 static void OLEMenu_Initialize(void);
129 static void OLEMenu_UnInitialize(void);
130 static BOOL
OLEMenu_InstallHooks( DWORD tid
);
131 static BOOL
OLEMenu_UnInstallHooks( DWORD tid
);
132 static OleMenuHookItem
* OLEMenu_IsHookInstalled( DWORD tid
);
133 static BOOL
OLEMenu_FindMainMenuIndex( HMENU hMainMenu
, HMENU hPopupMenu
, UINT
*pnPos
);
134 static BOOL
OLEMenu_SetIsServerMenu( HMENU hmenu
, OleMenuDescriptor
*pOleMenuDescriptor
);
135 static LRESULT CALLBACK
OLEMenu_CallWndProc(INT code
, WPARAM wParam
, LPARAM lParam
);
136 static LRESULT CALLBACK
OLEMenu_GetMsgProc(INT code
, WPARAM wParam
, LPARAM lParam
);
138 /******************************************************************************
139 * These are the prototypes of the OLE Clipboard initialization methods (in clipboard.c)
141 extern void OLEClipbrd_UnInitialize(void);
142 extern void OLEClipbrd_Initialize(void);
144 /******************************************************************************
145 * These are the prototypes of the utility methods used for OLE Drag n Drop
147 static void OLEDD_Initialize(void);
148 static DropTargetNode
* OLEDD_FindDropTarget(
150 static void OLEDD_FreeDropTarget(DropTargetNode
*, BOOL
);
151 static LRESULT WINAPI
OLEDD_DragTrackerWindowProc(
156 static void OLEDD_TrackMouseMove(
157 TrackerWindowInfo
* trackerInfo
);
158 static void OLEDD_TrackStateChange(
159 TrackerWindowInfo
* trackerInfo
);
160 static DWORD
OLEDD_GetButtonState(void);
163 /******************************************************************************
164 * OleBuildVersion [OLE32.@]
166 DWORD WINAPI
OleBuildVersion(void)
168 TRACE("Returning version %d, build %d.\n", rmm
, rup
);
169 return (rmm
<<16)+rup
;
172 /***********************************************************************
173 * OleInitialize (OLE32.@)
175 HRESULT WINAPI
OleInitialize(LPVOID reserved
)
179 TRACE("(%p)\n", reserved
);
182 * The first duty of the OleInitialize is to initialize the COM libraries.
184 hr
= CoInitializeEx(NULL
, COINIT_APARTMENTTHREADED
);
187 * If the CoInitializeEx call failed, the OLE libraries can't be
193 if (!COM_CurrentInfo()->ole_inits
)
197 * Then, it has to initialize the OLE specific modules.
201 * Object linking and Embedding
202 * In-place activation
204 if (!COM_CurrentInfo()->ole_inits
++ &&
205 InterlockedIncrement(&OLE_moduleLockCount
) == 1)
208 * Initialize the libraries.
210 TRACE("() - Initializing the OLE libraries\n");
215 OLEClipbrd_Initialize();
225 OLEMenu_Initialize();
231 /******************************************************************************
232 * OleUninitialize [OLE32.@]
234 void WINAPI
OleUninitialize(void)
239 * If we hit the bottom of the lock stack, free the libraries.
241 if (!--COM_CurrentInfo()->ole_inits
&& !InterlockedDecrement(&OLE_moduleLockCount
))
244 * Actually free the libraries.
246 TRACE("() - Freeing the last reference count\n");
251 OLEClipbrd_UnInitialize();
256 OLEMenu_UnInitialize();
260 * Then, uninitialize the COM libraries.
265 /******************************************************************************
266 * OleInitializeWOW [OLE32.@]
268 HRESULT WINAPI
OleInitializeWOW(DWORD x
, DWORD y
) {
269 FIXME("(0x%08x, 0x%08x),stub!\n",x
, y
);
273 /***********************************************************************
274 * RegisterDragDrop (OLE32.@)
276 HRESULT WINAPI
RegisterDragDrop(
278 LPDROPTARGET pDropTarget
)
280 DropTargetNode
* dropTargetInfo
;
282 TRACE("(%p,%p)\n", hwnd
, pDropTarget
);
284 if (!COM_CurrentApt())
286 ERR("COM not initialized\n");
287 return E_OUTOFMEMORY
;
295 ERR("invalid hwnd %p\n", hwnd
);
296 return DRAGDROP_E_INVALIDHWND
;
300 * First, check if the window is already registered.
302 dropTargetInfo
= OLEDD_FindDropTarget(hwnd
);
304 if (dropTargetInfo
!=NULL
)
305 return DRAGDROP_E_ALREADYREGISTERED
;
308 * If it's not there, we can add it. We first create a node for it.
310 dropTargetInfo
= HeapAlloc(GetProcessHeap(), 0, sizeof(DropTargetNode
));
312 if (dropTargetInfo
==NULL
)
313 return E_OUTOFMEMORY
;
315 dropTargetInfo
->hwndTarget
= hwnd
;
318 * Don't forget that this is an interface pointer, need to nail it down since
319 * we keep a copy of it.
321 IDropTarget_AddRef(pDropTarget
);
322 dropTargetInfo
->dropTarget
= pDropTarget
;
324 list_add_tail(&targetListHead
, &dropTargetInfo
->entry
);
329 /***********************************************************************
330 * RevokeDragDrop (OLE32.@)
332 HRESULT WINAPI
RevokeDragDrop(
335 DropTargetNode
* dropTargetInfo
;
337 TRACE("(%p)\n", hwnd
);
341 ERR("invalid hwnd %p\n", hwnd
);
342 return DRAGDROP_E_INVALIDHWND
;
346 * First, check if the window is already registered.
348 dropTargetInfo
= OLEDD_FindDropTarget(hwnd
);
351 * If it ain't in there, it's an error.
353 if (dropTargetInfo
==NULL
)
354 return DRAGDROP_E_NOTREGISTERED
;
356 OLEDD_FreeDropTarget(dropTargetInfo
, TRUE
);
361 /***********************************************************************
362 * OleRegGetUserType (OLE32.@)
364 * This implementation of OleRegGetUserType ignores the dwFormOfType
365 * parameter and always returns the full name of the object. This is
366 * not too bad since this is the case for many objects because of the
367 * way they are registered.
369 HRESULT WINAPI
OleRegGetUserType(
372 LPOLESTR
* pszUserType
)
382 * Initialize the out parameter.
387 * Build the key name we're looking for
389 sprintf( keyName
, "CLSID\\{%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}\\",
390 clsid
->Data1
, clsid
->Data2
, clsid
->Data3
,
391 clsid
->Data4
[0], clsid
->Data4
[1], clsid
->Data4
[2], clsid
->Data4
[3],
392 clsid
->Data4
[4], clsid
->Data4
[5], clsid
->Data4
[6], clsid
->Data4
[7] );
394 TRACE("(%s, %d, %p)\n", keyName
, dwFormOfType
, pszUserType
);
397 * Open the class id Key
399 hres
= RegOpenKeyA(HKEY_CLASSES_ROOT
,
403 if (hres
!= ERROR_SUCCESS
)
404 return REGDB_E_CLASSNOTREG
;
407 * Retrieve the size of the name string.
411 hres
= RegQueryValueExA(clsidKey
,
418 if (hres
!=ERROR_SUCCESS
)
420 RegCloseKey(clsidKey
);
421 return REGDB_E_READREGDB
;
425 * Allocate a buffer for the registry value.
427 *pszUserType
= CoTaskMemAlloc(cbData
*2);
429 if (*pszUserType
==NULL
)
431 RegCloseKey(clsidKey
);
432 return E_OUTOFMEMORY
;
435 buffer
= HeapAlloc(GetProcessHeap(), 0, cbData
);
439 RegCloseKey(clsidKey
);
440 CoTaskMemFree(*pszUserType
);
442 return E_OUTOFMEMORY
;
445 hres
= RegQueryValueExA(clsidKey
,
452 RegCloseKey(clsidKey
);
455 if (hres
!=ERROR_SUCCESS
)
457 CoTaskMemFree(*pszUserType
);
460 retVal
= REGDB_E_READREGDB
;
464 MultiByteToWideChar( CP_ACP
, 0, buffer
, -1, *pszUserType
, cbData
/*FIXME*/ );
467 HeapFree(GetProcessHeap(), 0, buffer
);
472 /***********************************************************************
473 * DoDragDrop [OLE32.@]
475 HRESULT WINAPI
DoDragDrop (
476 IDataObject
*pDataObject
, /* [in] ptr to the data obj */
477 IDropSource
* pDropSource
, /* [in] ptr to the source obj */
478 DWORD dwOKEffect
, /* [in] effects allowed by the source */
479 DWORD
*pdwEffect
) /* [out] ptr to effects of the source */
481 TrackerWindowInfo trackerInfo
;
482 HWND hwndTrackWindow
;
485 TRACE("(DataObject %p, DropSource %p)\n", pDataObject
, pDropSource
);
488 * Setup the drag n drop tracking window.
490 if (!IsValidInterface((LPUNKNOWN
)pDropSource
))
493 trackerInfo
.dataObject
= pDataObject
;
494 trackerInfo
.dropSource
= pDropSource
;
495 trackerInfo
.dwOKEffect
= dwOKEffect
;
496 trackerInfo
.pdwEffect
= pdwEffect
;
497 trackerInfo
.trackingDone
= FALSE
;
498 trackerInfo
.escPressed
= FALSE
;
499 trackerInfo
.curDragTargetHWND
= 0;
500 trackerInfo
.curTargetHWND
= 0;
501 trackerInfo
.curDragTarget
= 0;
503 hwndTrackWindow
= CreateWindowA(OLEDD_DRAGTRACKERCLASS
, "TrackerWindow",
504 WS_POPUP
, CW_USEDEFAULT
, CW_USEDEFAULT
,
505 CW_USEDEFAULT
, CW_USEDEFAULT
, 0, 0, 0,
508 if (hwndTrackWindow
!=0)
511 * Capture the mouse input
513 SetCapture(hwndTrackWindow
);
518 * Pump messages. All mouse input should go to the capture window.
520 while (!trackerInfo
.trackingDone
&& GetMessageA(&msg
, 0, 0, 0) )
522 trackerInfo
.curMousePos
.x
= msg
.pt
.x
;
523 trackerInfo
.curMousePos
.y
= msg
.pt
.y
;
524 trackerInfo
.dwKeyState
= OLEDD_GetButtonState();
526 if ( (msg
.message
>= WM_KEYFIRST
) &&
527 (msg
.message
<= WM_KEYLAST
) )
530 * When keyboard messages are sent to windows on this thread, we
531 * want to ignore notify the drop source that the state changed.
532 * in the case of the Escape key, we also notify the drop source
533 * we give it a special meaning.
535 if ( (msg
.message
==WM_KEYDOWN
) &&
536 (msg
.wParam
==VK_ESCAPE
) )
538 trackerInfo
.escPressed
= TRUE
;
542 * Notify the drop source.
544 OLEDD_TrackStateChange(&trackerInfo
);
549 * Dispatch the messages only when it's not a keyboard message.
551 DispatchMessageA(&msg
);
555 /* re-post the quit message to outer message loop */
556 if (msg
.message
== WM_QUIT
)
557 PostQuitMessage(msg
.wParam
);
559 * Destroy the temporary window.
561 DestroyWindow(hwndTrackWindow
);
563 return trackerInfo
.returnValue
;
569 /***********************************************************************
570 * OleQueryLinkFromData [OLE32.@]
572 HRESULT WINAPI
OleQueryLinkFromData(
573 IDataObject
* pSrcDataObject
)
575 FIXME("(%p),stub!\n", pSrcDataObject
);
579 /***********************************************************************
580 * OleRegGetMiscStatus [OLE32.@]
582 HRESULT WINAPI
OleRegGetMiscStatus(
594 * Initialize the out parameter.
599 * Build the key name we're looking for
601 sprintf( keyName
, "CLSID\\{%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}\\",
602 clsid
->Data1
, clsid
->Data2
, clsid
->Data3
,
603 clsid
->Data4
[0], clsid
->Data4
[1], clsid
->Data4
[2], clsid
->Data4
[3],
604 clsid
->Data4
[4], clsid
->Data4
[5], clsid
->Data4
[6], clsid
->Data4
[7] );
606 TRACE("(%s, %d, %p)\n", keyName
, dwAspect
, pdwStatus
);
609 * Open the class id Key
611 result
= RegOpenKeyA(HKEY_CLASSES_ROOT
,
615 if (result
!= ERROR_SUCCESS
)
616 return REGDB_E_CLASSNOTREG
;
621 result
= RegOpenKeyA(clsidKey
,
626 if (result
!= ERROR_SUCCESS
)
628 RegCloseKey(clsidKey
);
629 return REGDB_E_READREGDB
;
633 * Read the default value
635 OLEUTL_ReadRegistryDWORDValue(miscStatusKey
, pdwStatus
);
638 * Open the key specific to the requested aspect.
640 sprintf(keyName
, "%d", dwAspect
);
642 result
= RegOpenKeyA(miscStatusKey
,
646 if (result
== ERROR_SUCCESS
)
648 OLEUTL_ReadRegistryDWORDValue(aspectKey
, pdwStatus
);
649 RegCloseKey(aspectKey
);
655 RegCloseKey(miscStatusKey
);
656 RegCloseKey(clsidKey
);
661 static HRESULT
EnumOLEVERB_Construct(HKEY hkeyVerb
, ULONG index
, IEnumOLEVERB
**ppenum
);
665 const IEnumOLEVERBVtbl
*lpvtbl
;
672 static HRESULT WINAPI
EnumOLEVERB_QueryInterface(
673 IEnumOLEVERB
*iface
, REFIID riid
, void **ppv
)
675 TRACE("(%s, %p)\n", debugstr_guid(riid
), ppv
);
676 if (IsEqualIID(riid
, &IID_IUnknown
) ||
677 IsEqualIID(riid
, &IID_IEnumOLEVERB
))
679 IUnknown_AddRef(iface
);
683 return E_NOINTERFACE
;
686 static ULONG WINAPI
EnumOLEVERB_AddRef(
689 EnumOLEVERB
*This
= (EnumOLEVERB
*)iface
;
691 return InterlockedIncrement(&This
->ref
);
694 static ULONG WINAPI
EnumOLEVERB_Release(
697 EnumOLEVERB
*This
= (EnumOLEVERB
*)iface
;
698 LONG refs
= InterlockedDecrement(&This
->ref
);
702 RegCloseKey(This
->hkeyVerb
);
703 HeapFree(GetProcessHeap(), 0, This
);
708 static HRESULT WINAPI
EnumOLEVERB_Next(
709 IEnumOLEVERB
*iface
, ULONG celt
, LPOLEVERB rgelt
,
712 EnumOLEVERB
*This
= (EnumOLEVERB
*)iface
;
715 TRACE("(%d, %p, %p)\n", celt
, rgelt
, pceltFetched
);
720 for (; celt
; celt
--, rgelt
++)
725 LPWSTR pwszMenuFlags
;
727 LONG res
= RegEnumKeyW(This
->hkeyVerb
, This
->index
, wszSubKey
, sizeof(wszSubKey
)/sizeof(wszSubKey
[0]));
728 if (res
== ERROR_NO_MORE_ITEMS
)
733 else if (res
!= ERROR_SUCCESS
)
735 ERR("RegEnumKeyW failed with error %d\n", res
);
736 hr
= REGDB_E_READREGDB
;
739 res
= RegQueryValueW(This
->hkeyVerb
, wszSubKey
, NULL
, &cbData
);
740 if (res
!= ERROR_SUCCESS
)
742 ERR("RegQueryValueW failed with error %d\n", res
);
743 hr
= REGDB_E_READREGDB
;
746 pwszOLEVERB
= CoTaskMemAlloc(cbData
);
752 res
= RegQueryValueW(This
->hkeyVerb
, wszSubKey
, pwszOLEVERB
, &cbData
);
753 if (res
!= ERROR_SUCCESS
)
755 ERR("RegQueryValueW failed with error %d\n", res
);
756 hr
= REGDB_E_READREGDB
;
757 CoTaskMemFree(pwszOLEVERB
);
761 TRACE("verb string: %s\n", debugstr_w(pwszOLEVERB
));
762 pwszMenuFlags
= strchrW(pwszOLEVERB
, ',');
765 hr
= OLEOBJ_E_INVALIDVERB
;
766 CoTaskMemFree(pwszOLEVERB
);
769 /* nul terminate the name string and advance to first character */
770 *pwszMenuFlags
= '\0';
772 pwszAttribs
= strchrW(pwszMenuFlags
, ',');
775 hr
= OLEOBJ_E_INVALIDVERB
;
776 CoTaskMemFree(pwszOLEVERB
);
779 /* nul terminate the menu string and advance to first character */
783 /* fill out structure for this verb */
784 rgelt
->lVerb
= atolW(wszSubKey
);
785 rgelt
->lpszVerbName
= pwszOLEVERB
; /* user should free */
786 rgelt
->fuFlags
= atolW(pwszMenuFlags
);
787 rgelt
->grfAttribs
= atolW(pwszAttribs
);
796 static HRESULT WINAPI
EnumOLEVERB_Skip(
797 IEnumOLEVERB
*iface
, ULONG celt
)
799 EnumOLEVERB
*This
= (EnumOLEVERB
*)iface
;
801 TRACE("(%d)\n", celt
);
807 static HRESULT WINAPI
EnumOLEVERB_Reset(
810 EnumOLEVERB
*This
= (EnumOLEVERB
*)iface
;
818 static HRESULT WINAPI
EnumOLEVERB_Clone(
820 IEnumOLEVERB
**ppenum
)
822 EnumOLEVERB
*This
= (EnumOLEVERB
*)iface
;
824 TRACE("(%p)\n", ppenum
);
825 if (!DuplicateHandle(GetCurrentProcess(), This
->hkeyVerb
, GetCurrentProcess(), (HANDLE
*)&hkeyVerb
, 0, FALSE
, DUPLICATE_SAME_ACCESS
))
826 return HRESULT_FROM_WIN32(GetLastError());
827 return EnumOLEVERB_Construct(hkeyVerb
, This
->index
, ppenum
);
830 static const IEnumOLEVERBVtbl EnumOLEVERB_VTable
=
832 EnumOLEVERB_QueryInterface
,
841 static HRESULT
EnumOLEVERB_Construct(HKEY hkeyVerb
, ULONG index
, IEnumOLEVERB
**ppenum
)
843 EnumOLEVERB
*This
= HeapAlloc(GetProcessHeap(), 0, sizeof(*This
));
846 RegCloseKey(hkeyVerb
);
847 return E_OUTOFMEMORY
;
849 This
->lpvtbl
= &EnumOLEVERB_VTable
;
852 This
->hkeyVerb
= hkeyVerb
;
853 *ppenum
= (IEnumOLEVERB
*)&This
->lpvtbl
;
857 /***********************************************************************
858 * OleRegEnumVerbs [OLE32.@]
860 * Enumerates verbs associated with a class stored in the registry.
863 * clsid [I] Class ID to enumerate the verbs for.
864 * ppenum [O] Enumerator.
868 * REGDB_E_CLASSNOTREG: The specified class does not have a key in the registry.
869 * REGDB_E_READREGDB: The class key could not be opened for some other reason.
870 * OLE_E_REGDB_KEY: The Verb subkey for the class is not present.
871 * OLEOBJ_E_NOVERBS: The Verb subkey for the class is empty.
873 HRESULT WINAPI
OleRegEnumVerbs (REFCLSID clsid
, LPENUMOLEVERB
* ppenum
)
878 static const WCHAR wszVerb
[] = {'V','e','r','b',0};
880 TRACE("(%s, %p)\n", debugstr_guid(clsid
), ppenum
);
882 res
= COM_OpenKeyForCLSID(clsid
, wszVerb
, KEY_READ
, &hkeyVerb
);
885 if (res
== REGDB_E_CLASSNOTREG
)
886 ERR("CLSID %s not registered\n", debugstr_guid(clsid
));
887 else if (res
== REGDB_E_KEYMISSING
)
888 ERR("no Verbs key for class %s\n", debugstr_guid(clsid
));
890 ERR("failed to open Verbs key for CLSID %s with error %d\n",
891 debugstr_guid(clsid
), res
);
895 res
= RegQueryInfoKeyW(hkeyVerb
, NULL
, NULL
, NULL
, &dwSubKeys
, NULL
,
896 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
897 if (res
!= ERROR_SUCCESS
)
899 ERR("failed to get subkey count with error %d\n", GetLastError());
900 return REGDB_E_READREGDB
;
905 WARN("class %s has no verbs\n", debugstr_guid(clsid
));
906 RegCloseKey(hkeyVerb
);
907 return OLEOBJ_E_NOVERBS
;
910 return EnumOLEVERB_Construct(hkeyVerb
, 0, ppenum
);
913 /******************************************************************************
914 * OleSetContainedObject [OLE32.@]
916 HRESULT WINAPI
OleSetContainedObject(
920 IRunnableObject
* runnable
= NULL
;
923 TRACE("(%p,%x)\n", pUnknown
, fContained
);
925 hres
= IUnknown_QueryInterface(pUnknown
,
926 &IID_IRunnableObject
,
931 hres
= IRunnableObject_SetContainedObject(runnable
, fContained
);
933 IRunnableObject_Release(runnable
);
941 /******************************************************************************
944 * Set the OLE object to the running state.
947 * pUnknown [I] OLE object to run.
951 * Failure: Any HRESULT code.
953 HRESULT WINAPI
OleRun(LPUNKNOWN pUnknown
)
955 IRunnableObject
*runable
;
958 TRACE("(%p)\n", pUnknown
);
960 hres
= IUnknown_QueryInterface(pUnknown
, &IID_IRunnableObject
, (void**)&runable
);
962 return S_OK
; /* Appears to return no error. */
964 hres
= IRunnableObject_Run(runable
, NULL
);
965 IRunnableObject_Release(runable
);
969 /******************************************************************************
972 HRESULT WINAPI
OleLoad(
975 LPOLECLIENTSITE pClientSite
,
978 IPersistStorage
* persistStorage
= NULL
;
980 IOleObject
* pOleObject
= NULL
;
984 TRACE("(%p, %s, %p, %p)\n", pStg
, debugstr_guid(riid
), pClientSite
, ppvObj
);
989 * TODO, Conversion ... OleDoAutoConvert
993 * Get the class ID for the object.
995 hres
= IStorage_Stat(pStg
, &storageInfo
, STATFLAG_NONAME
);
998 * Now, try and create the handler for the object
1000 hres
= CoCreateInstance(&storageInfo
.clsid
,
1002 CLSCTX_INPROC_HANDLER
|CLSCTX_INPROC_SERVER
,
1007 * If that fails, as it will most times, load the default
1012 hres
= OleCreateDefaultHandler(&storageInfo
.clsid
,
1019 * If we couldn't find a handler... this is bad. Abort the whole thing.
1026 hres
= IUnknown_QueryInterface(pUnk
, &IID_IOleObject
, (void **)&pOleObject
);
1027 if (SUCCEEDED(hres
))
1030 hres
= IOleObject_GetMiscStatus(pOleObject
, DVASPECT_CONTENT
, &dwStatus
);
1034 if (SUCCEEDED(hres
))
1036 * Initialize the object with it's IPersistStorage interface.
1038 hres
= IOleObject_QueryInterface(pUnk
,
1039 &IID_IPersistStorage
,
1040 (void**)&persistStorage
);
1042 if (SUCCEEDED(hres
))
1044 hres
= IPersistStorage_Load(persistStorage
, pStg
);
1046 IPersistStorage_Release(persistStorage
);
1047 persistStorage
= NULL
;
1050 if (SUCCEEDED(hres
) && pClientSite
)
1052 * Inform the new object of it's client site.
1054 hres
= IOleObject_SetClientSite(pOleObject
, pClientSite
);
1057 * Cleanup interfaces used internally
1060 IOleObject_Release(pOleObject
);
1062 if (SUCCEEDED(hres
))
1066 hres1
= IUnknown_QueryInterface(pUnk
, &IID_IOleLink
, (void **)&pOleLink
);
1067 if (SUCCEEDED(hres1
))
1069 FIXME("handle OLE link\n");
1070 IOleLink_Release(pOleLink
);
1076 IUnknown_Release(pUnk
);
1085 /***********************************************************************
1088 HRESULT WINAPI
OleSave(
1089 LPPERSISTSTORAGE pPS
,
1096 TRACE("(%p,%p,%x)\n", pPS
, pStg
, fSameAsLoad
);
1099 * First, we transfer the class ID (if available)
1101 hres
= IPersistStorage_GetClassID(pPS
, &objectClass
);
1103 if (SUCCEEDED(hres
))
1105 WriteClassStg(pStg
, &objectClass
);
1109 * Then, we ask the object to save itself to the
1110 * storage. If it is successful, we commit the storage.
1112 hres
= IPersistStorage_Save(pPS
, pStg
, fSameAsLoad
);
1114 if (SUCCEEDED(hres
))
1116 IStorage_Commit(pStg
,
1124 /******************************************************************************
1125 * OleLockRunning [OLE32.@]
1127 HRESULT WINAPI
OleLockRunning(LPUNKNOWN pUnknown
, BOOL fLock
, BOOL fLastUnlockCloses
)
1129 IRunnableObject
* runnable
= NULL
;
1132 TRACE("(%p,%x,%x)\n", pUnknown
, fLock
, fLastUnlockCloses
);
1134 hres
= IUnknown_QueryInterface(pUnknown
,
1135 &IID_IRunnableObject
,
1138 if (SUCCEEDED(hres
))
1140 hres
= IRunnableObject_LockRunning(runnable
, fLock
, fLastUnlockCloses
);
1142 IRunnableObject_Release(runnable
);
1151 /**************************************************************************
1152 * Internal methods to manage the shared OLE menu in response to the
1153 * OLE***MenuDescriptor API
1157 * OLEMenu_Initialize()
1159 * Initializes the OLEMENU data structures.
1161 static void OLEMenu_Initialize(void)
1166 * OLEMenu_UnInitialize()
1168 * Releases the OLEMENU data structures.
1170 static void OLEMenu_UnInitialize(void)
1174 /*************************************************************************
1175 * OLEMenu_InstallHooks
1176 * Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1178 * RETURNS: TRUE if message hooks were successfully installed
1181 static BOOL
OLEMenu_InstallHooks( DWORD tid
)
1183 OleMenuHookItem
*pHookItem
= NULL
;
1185 /* Create an entry for the hook table */
1186 if ( !(pHookItem
= HeapAlloc(GetProcessHeap(), 0,
1187 sizeof(OleMenuHookItem
)) ) )
1190 pHookItem
->tid
= tid
;
1191 pHookItem
->hHeap
= GetProcessHeap();
1193 /* Install a thread scope message hook for WH_GETMESSAGE */
1194 pHookItem
->GetMsg_hHook
= SetWindowsHookExA( WH_GETMESSAGE
, OLEMenu_GetMsgProc
,
1195 0, GetCurrentThreadId() );
1196 if ( !pHookItem
->GetMsg_hHook
)
1199 /* Install a thread scope message hook for WH_CALLWNDPROC */
1200 pHookItem
->CallWndProc_hHook
= SetWindowsHookExA( WH_CALLWNDPROC
, OLEMenu_CallWndProc
,
1201 0, GetCurrentThreadId() );
1202 if ( !pHookItem
->CallWndProc_hHook
)
1205 /* Insert the hook table entry */
1206 pHookItem
->next
= hook_list
;
1207 hook_list
= pHookItem
;
1212 /* Unhook any hooks */
1213 if ( pHookItem
->GetMsg_hHook
)
1214 UnhookWindowsHookEx( pHookItem
->GetMsg_hHook
);
1215 if ( pHookItem
->CallWndProc_hHook
)
1216 UnhookWindowsHookEx( pHookItem
->CallWndProc_hHook
);
1217 /* Release the hook table entry */
1218 HeapFree(pHookItem
->hHeap
, 0, pHookItem
);
1223 /*************************************************************************
1224 * OLEMenu_UnInstallHooks
1225 * UnInstall thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC
1227 * RETURNS: TRUE if message hooks were successfully installed
1230 static BOOL
OLEMenu_UnInstallHooks( DWORD tid
)
1232 OleMenuHookItem
*pHookItem
= NULL
;
1233 OleMenuHookItem
**ppHook
= &hook_list
;
1237 if ((*ppHook
)->tid
== tid
)
1239 pHookItem
= *ppHook
;
1240 *ppHook
= pHookItem
->next
;
1243 ppHook
= &(*ppHook
)->next
;
1245 if (!pHookItem
) return FALSE
;
1247 /* Uninstall the hooks installed for this thread */
1248 if ( !UnhookWindowsHookEx( pHookItem
->GetMsg_hHook
) )
1250 if ( !UnhookWindowsHookEx( pHookItem
->CallWndProc_hHook
) )
1253 /* Release the hook table entry */
1254 HeapFree(pHookItem
->hHeap
, 0, pHookItem
);
1259 /* Release the hook table entry */
1260 HeapFree(pHookItem
->hHeap
, 0, pHookItem
);
1265 /*************************************************************************
1266 * OLEMenu_IsHookInstalled
1267 * Tests if OLEMenu hooks have been installed for a thread
1269 * RETURNS: The pointer and index of the hook table entry for the tid
1270 * NULL and -1 for the index if no hooks were installed for this thread
1272 static OleMenuHookItem
* OLEMenu_IsHookInstalled( DWORD tid
)
1274 OleMenuHookItem
*pHookItem
= NULL
;
1276 /* Do a simple linear search for an entry whose tid matches ours.
1277 * We really need a map but efficiency is not a concern here. */
1278 for (pHookItem
= hook_list
; pHookItem
; pHookItem
= pHookItem
->next
)
1280 if ( tid
== pHookItem
->tid
)
1287 /***********************************************************************
1288 * OLEMenu_FindMainMenuIndex
1290 * Used by OLEMenu API to find the top level group a menu item belongs to.
1291 * On success pnPos contains the index of the item in the top level menu group
1293 * RETURNS: TRUE if the ID was found, FALSE on failure
1295 static BOOL
OLEMenu_FindMainMenuIndex( HMENU hMainMenu
, HMENU hPopupMenu
, UINT
*pnPos
)
1299 nItems
= GetMenuItemCount( hMainMenu
);
1301 for (i
= 0; i
< nItems
; i
++)
1305 /* Is the current item a submenu? */
1306 if ( (hsubmenu
= GetSubMenu(hMainMenu
, i
)) )
1308 /* If the handle is the same we're done */
1309 if ( hsubmenu
== hPopupMenu
)
1315 /* Recursively search without updating pnPos */
1316 else if ( OLEMenu_FindMainMenuIndex( hsubmenu
, hPopupMenu
, NULL
) )
1328 /***********************************************************************
1329 * OLEMenu_SetIsServerMenu
1331 * Checks whether a popup menu belongs to a shared menu group which is
1332 * owned by the server, and sets the menu descriptor state accordingly.
1333 * All menu messages from these groups should be routed to the server.
1335 * RETURNS: TRUE if the popup menu is part of a server owned group
1336 * FALSE if the popup menu is part of a container owned group
1338 static BOOL
OLEMenu_SetIsServerMenu( HMENU hmenu
, OleMenuDescriptor
*pOleMenuDescriptor
)
1340 UINT nPos
= 0, nWidth
, i
;
1342 pOleMenuDescriptor
->bIsServerItem
= FALSE
;
1344 /* Don't bother searching if the popup is the combined menu itself */
1345 if ( hmenu
== pOleMenuDescriptor
->hmenuCombined
)
1348 /* Find the menu item index in the shared OLE menu that this item belongs to */
1349 if ( !OLEMenu_FindMainMenuIndex( pOleMenuDescriptor
->hmenuCombined
, hmenu
, &nPos
) )
1352 /* The group widths array has counts for the number of elements
1353 * in the groups File, Edit, Container, Object, Window, Help.
1354 * The Edit, Object & Help groups belong to the server object
1355 * and the other three belong to the container.
1356 * Loop through the group widths and locate the group we are a member of.
1358 for ( i
= 0, nWidth
= 0; i
< 6; i
++ )
1360 nWidth
+= pOleMenuDescriptor
->mgw
.width
[i
];
1361 if ( nPos
< nWidth
)
1363 /* Odd elements are server menu widths */
1364 pOleMenuDescriptor
->bIsServerItem
= (i
%2) ? TRUE
: FALSE
;
1369 return pOleMenuDescriptor
->bIsServerItem
;
1372 /*************************************************************************
1373 * OLEMenu_CallWndProc
1374 * Thread scope WH_CALLWNDPROC hook proc filter function (callback)
1375 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1377 static LRESULT CALLBACK
OLEMenu_CallWndProc(INT code
, WPARAM wParam
, LPARAM lParam
)
1379 LPCWPSTRUCT pMsg
= NULL
;
1380 HOLEMENU hOleMenu
= 0;
1381 OleMenuDescriptor
*pOleMenuDescriptor
= NULL
;
1382 OleMenuHookItem
*pHookItem
= NULL
;
1385 TRACE("%i, %04lx, %08lx\n", code
, wParam
, lParam
);
1387 /* Check if we're being asked to process the message */
1388 if ( HC_ACTION
!= code
)
1391 /* Retrieve the current message being dispatched from lParam */
1392 pMsg
= (LPCWPSTRUCT
)lParam
;
1394 /* Check if the message is destined for a window we are interested in:
1395 * If the window has an OLEMenu property we may need to dispatch
1396 * the menu message to its active objects window instead. */
1398 hOleMenu
= GetPropA( pMsg
->hwnd
, "PROP_OLEMenuDescriptor" );
1402 /* Get the menu descriptor */
1403 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1404 if ( !pOleMenuDescriptor
) /* Bad descriptor! */
1407 /* Process menu messages */
1408 switch( pMsg
->message
)
1412 /* Reset the menu descriptor state */
1413 pOleMenuDescriptor
->bIsServerItem
= FALSE
;
1415 /* Send this message to the server as well */
1416 SendMessageA( pOleMenuDescriptor
->hwndActiveObject
,
1417 pMsg
->message
, pMsg
->wParam
, pMsg
->lParam
);
1421 case WM_INITMENUPOPUP
:
1423 /* Save the state for whether this is a server owned menu */
1424 OLEMenu_SetIsServerMenu( (HMENU
)pMsg
->wParam
, pOleMenuDescriptor
);
1430 fuFlags
= HIWORD(pMsg
->wParam
); /* Get flags */
1431 if ( fuFlags
& MF_SYSMENU
)
1434 /* Save the state for whether this is a server owned popup menu */
1435 else if ( fuFlags
& MF_POPUP
)
1436 OLEMenu_SetIsServerMenu( (HMENU
)pMsg
->lParam
, pOleMenuDescriptor
);
1443 LPDRAWITEMSTRUCT lpdis
= (LPDRAWITEMSTRUCT
) pMsg
->lParam
;
1444 if ( pMsg
->wParam
!= 0 || lpdis
->CtlType
!= ODT_MENU
)
1445 goto NEXTHOOK
; /* Not a menu message */
1454 /* If the message was for the server dispatch it accordingly */
1455 if ( pOleMenuDescriptor
->bIsServerItem
)
1457 SendMessageA( pOleMenuDescriptor
->hwndActiveObject
,
1458 pMsg
->message
, pMsg
->wParam
, pMsg
->lParam
);
1462 if ( pOleMenuDescriptor
)
1463 GlobalUnlock( hOleMenu
);
1465 /* Lookup the hook item for the current thread */
1466 if ( !( pHookItem
= OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1468 /* This should never fail!! */
1469 WARN("could not retrieve hHook for current thread!\n" );
1473 /* Pass on the message to the next hooker */
1474 return CallNextHookEx( pHookItem
->CallWndProc_hHook
, code
, wParam
, lParam
);
1477 /*************************************************************************
1478 * OLEMenu_GetMsgProc
1479 * Thread scope WH_GETMESSAGE hook proc filter function (callback)
1480 * This is invoked from a message hook installed in OleSetMenuDescriptor.
1482 static LRESULT CALLBACK
OLEMenu_GetMsgProc(INT code
, WPARAM wParam
, LPARAM lParam
)
1485 HOLEMENU hOleMenu
= 0;
1486 OleMenuDescriptor
*pOleMenuDescriptor
= NULL
;
1487 OleMenuHookItem
*pHookItem
= NULL
;
1490 TRACE("%i, %04lx, %08lx\n", code
, wParam
, lParam
);
1492 /* Check if we're being asked to process a messages */
1493 if ( HC_ACTION
!= code
)
1496 /* Retrieve the current message being dispatched from lParam */
1497 pMsg
= (LPMSG
)lParam
;
1499 /* Check if the message is destined for a window we are interested in:
1500 * If the window has an OLEMenu property we may need to dispatch
1501 * the menu message to its active objects window instead. */
1503 hOleMenu
= GetPropA( pMsg
->hwnd
, "PROP_OLEMenuDescriptor" );
1507 /* Process menu messages */
1508 switch( pMsg
->message
)
1512 wCode
= HIWORD(pMsg
->wParam
); /* Get notification code */
1514 goto NEXTHOOK
; /* Not a menu message */
1521 /* Get the menu descriptor */
1522 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1523 if ( !pOleMenuDescriptor
) /* Bad descriptor! */
1526 /* If the message was for the server dispatch it accordingly */
1527 if ( pOleMenuDescriptor
->bIsServerItem
)
1529 /* Change the hWnd in the message to the active objects hWnd.
1530 * The message loop which reads this message will automatically
1531 * dispatch it to the embedded objects window. */
1532 pMsg
->hwnd
= pOleMenuDescriptor
->hwndActiveObject
;
1536 if ( pOleMenuDescriptor
)
1537 GlobalUnlock( hOleMenu
);
1539 /* Lookup the hook item for the current thread */
1540 if ( !( pHookItem
= OLEMenu_IsHookInstalled( GetCurrentThreadId() ) ) )
1542 /* This should never fail!! */
1543 WARN("could not retrieve hHook for current thread!\n" );
1547 /* Pass on the message to the next hooker */
1548 return CallNextHookEx( pHookItem
->GetMsg_hHook
, code
, wParam
, lParam
);
1551 /***********************************************************************
1552 * OleCreateMenuDescriptor [OLE32.@]
1553 * Creates an OLE menu descriptor for OLE to use when dispatching
1554 * menu messages and commands.
1557 * hmenuCombined - Handle to the objects combined menu
1558 * lpMenuWidths - Pointer to array of 6 LONG's indicating menus per group
1561 HOLEMENU WINAPI
OleCreateMenuDescriptor(
1562 HMENU hmenuCombined
,
1563 LPOLEMENUGROUPWIDTHS lpMenuWidths
)
1566 OleMenuDescriptor
*pOleMenuDescriptor
;
1569 if ( !hmenuCombined
|| !lpMenuWidths
)
1572 /* Create an OLE menu descriptor */
1573 if ( !(hOleMenu
= GlobalAlloc(GMEM_MOVEABLE
| GMEM_ZEROINIT
,
1574 sizeof(OleMenuDescriptor
) ) ) )
1577 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1578 if ( !pOleMenuDescriptor
)
1581 /* Initialize menu group widths and hmenu */
1582 for ( i
= 0; i
< 6; i
++ )
1583 pOleMenuDescriptor
->mgw
.width
[i
] = lpMenuWidths
->width
[i
];
1585 pOleMenuDescriptor
->hmenuCombined
= hmenuCombined
;
1586 pOleMenuDescriptor
->bIsServerItem
= FALSE
;
1587 GlobalUnlock( hOleMenu
);
1592 /***********************************************************************
1593 * OleDestroyMenuDescriptor [OLE32.@]
1594 * Destroy the shared menu descriptor
1596 HRESULT WINAPI
OleDestroyMenuDescriptor(
1597 HOLEMENU hmenuDescriptor
)
1599 if ( hmenuDescriptor
)
1600 GlobalFree( hmenuDescriptor
);
1604 /***********************************************************************
1605 * OleSetMenuDescriptor [OLE32.@]
1606 * Installs or removes OLE dispatching code for the containers frame window.
1609 * hOleMenu Handle to composite menu descriptor
1610 * hwndFrame Handle to containers frame window
1611 * hwndActiveObject Handle to objects in-place activation window
1612 * lpFrame Pointer to IOleInPlaceFrame on containers window
1613 * lpActiveObject Pointer to IOleInPlaceActiveObject on active in-place object
1616 * S_OK - menu installed correctly
1617 * E_FAIL, E_INVALIDARG, E_UNEXPECTED - failure
1620 * The lpFrame and lpActiveObject parameters are currently ignored
1621 * OLE should install context sensitive help F1 filtering for the app when
1622 * these are non null.
1624 HRESULT WINAPI
OleSetMenuDescriptor(
1627 HWND hwndActiveObject
,
1628 LPOLEINPLACEFRAME lpFrame
,
1629 LPOLEINPLACEACTIVEOBJECT lpActiveObject
)
1631 OleMenuDescriptor
*pOleMenuDescriptor
= NULL
;
1634 if ( !hwndFrame
|| (hOleMenu
&& !hwndActiveObject
) )
1635 return E_INVALIDARG
;
1637 if ( lpFrame
|| lpActiveObject
)
1639 FIXME("(%p, %p, %p, %p, %p), Context sensitive help filtering not implemented!\n",
1647 /* Set up a message hook to intercept the containers frame window messages.
1648 * The message filter is responsible for dispatching menu messages from the
1649 * shared menu which are intended for the object.
1652 if ( hOleMenu
) /* Want to install dispatching code */
1654 /* If OLEMenu hooks are already installed for this thread, fail
1655 * Note: This effectively means that OleSetMenuDescriptor cannot
1656 * be called twice in succession on the same frame window
1657 * without first calling it with a null hOleMenu to uninstall */
1658 if ( OLEMenu_IsHookInstalled( GetCurrentThreadId() ) )
1661 /* Get the menu descriptor */
1662 pOleMenuDescriptor
= GlobalLock( hOleMenu
);
1663 if ( !pOleMenuDescriptor
)
1664 return E_UNEXPECTED
;
1666 /* Update the menu descriptor */
1667 pOleMenuDescriptor
->hwndFrame
= hwndFrame
;
1668 pOleMenuDescriptor
->hwndActiveObject
= hwndActiveObject
;
1670 GlobalUnlock( hOleMenu
);
1671 pOleMenuDescriptor
= NULL
;
1673 /* Add a menu descriptor windows property to the frame window */
1674 SetPropA( hwndFrame
, "PROP_OLEMenuDescriptor", hOleMenu
);
1676 /* Install thread scope message hooks for WH_GETMESSAGE and WH_CALLWNDPROC */
1677 if ( !OLEMenu_InstallHooks( GetCurrentThreadId() ) )
1680 else /* Want to uninstall dispatching code */
1682 /* Uninstall the hooks */
1683 if ( !OLEMenu_UnInstallHooks( GetCurrentThreadId() ) )
1686 /* Remove the menu descriptor property from the frame window */
1687 RemovePropA( hwndFrame
, "PROP_OLEMenuDescriptor" );
1693 /******************************************************************************
1694 * IsAccelerator [OLE32.@]
1695 * Mostly copied from controls/menu.c TranslateAccelerator implementation
1697 BOOL WINAPI
IsAccelerator(HACCEL hAccel
, int cAccelEntries
, LPMSG lpMsg
, WORD
* lpwCmd
)
1702 if(!lpMsg
) return FALSE
;
1705 WARN_(accel
)("NULL accel handle\n");
1708 if((lpMsg
->message
!= WM_KEYDOWN
&&
1709 lpMsg
->message
!= WM_SYSKEYDOWN
&&
1710 lpMsg
->message
!= WM_SYSCHAR
&&
1711 lpMsg
->message
!= WM_CHAR
)) return FALSE
;
1712 lpAccelTbl
= HeapAlloc(GetProcessHeap(), 0, cAccelEntries
* sizeof(ACCEL
));
1713 if (NULL
== lpAccelTbl
)
1717 if (CopyAcceleratorTableW(hAccel
, lpAccelTbl
, cAccelEntries
) != cAccelEntries
)
1719 WARN_(accel
)("CopyAcceleratorTableW failed\n");
1720 HeapFree(GetProcessHeap(), 0, lpAccelTbl
);
1724 TRACE_(accel
)("hAccel=%p, cAccelEntries=%d,"
1725 "msg->hwnd=%p, msg->message=%04x, wParam=%08lx, lParam=%08lx\n",
1726 hAccel
, cAccelEntries
,
1727 lpMsg
->hwnd
, lpMsg
->message
, lpMsg
->wParam
, lpMsg
->lParam
);
1728 for(i
= 0; i
< cAccelEntries
; i
++)
1730 if(lpAccelTbl
[i
].key
!= lpMsg
->wParam
)
1733 if(lpMsg
->message
== WM_CHAR
)
1735 if(!(lpAccelTbl
[i
].fVirt
& FALT
) && !(lpAccelTbl
[i
].fVirt
& FVIRTKEY
))
1737 TRACE_(accel
)("found accel for WM_CHAR: ('%c')\n", LOWORD(lpMsg
->wParam
) & 0xff);
1743 if(lpAccelTbl
[i
].fVirt
& FVIRTKEY
)
1746 TRACE_(accel
)("found accel for virt_key %04lx (scan %04x)\n",
1747 lpMsg
->wParam
, HIWORD(lpMsg
->lParam
) & 0xff);
1748 if(GetKeyState(VK_SHIFT
) & 0x8000) mask
|= FSHIFT
;
1749 if(GetKeyState(VK_CONTROL
) & 0x8000) mask
|= FCONTROL
;
1750 if(GetKeyState(VK_MENU
) & 0x8000) mask
|= FALT
;
1751 if(mask
== (lpAccelTbl
[i
].fVirt
& (FSHIFT
| FCONTROL
| FALT
))) goto found
;
1752 TRACE_(accel
)("incorrect SHIFT/CTRL/ALT-state\n");
1756 if(!(lpMsg
->lParam
& 0x01000000)) /* no special_key */
1758 if((lpAccelTbl
[i
].fVirt
& FALT
) && (lpMsg
->lParam
& 0x20000000))
1759 { /* ^^ ALT pressed */
1760 TRACE_(accel
)("found accel for Alt-%c\n", LOWORD(lpMsg
->wParam
) & 0xff);
1768 WARN_(accel
)("couldn't translate accelerator key\n");
1769 HeapFree(GetProcessHeap(), 0, lpAccelTbl
);
1773 if(lpwCmd
) *lpwCmd
= lpAccelTbl
[i
].cmd
;
1774 HeapFree(GetProcessHeap(), 0, lpAccelTbl
);
1778 /***********************************************************************
1779 * ReleaseStgMedium [OLE32.@]
1781 void WINAPI
ReleaseStgMedium(
1784 switch (pmedium
->tymed
)
1788 if ( (pmedium
->pUnkForRelease
==0) &&
1789 (pmedium
->u
.hGlobal
!=0) )
1790 GlobalFree(pmedium
->u
.hGlobal
);
1795 if (pmedium
->u
.lpszFileName
!=0)
1797 if (pmedium
->pUnkForRelease
==0)
1799 DeleteFileW(pmedium
->u
.lpszFileName
);
1802 CoTaskMemFree(pmedium
->u
.lpszFileName
);
1808 if (pmedium
->u
.pstm
!=0)
1810 IStream_Release(pmedium
->u
.pstm
);
1814 case TYMED_ISTORAGE
:
1816 if (pmedium
->u
.pstg
!=0)
1818 IStorage_Release(pmedium
->u
.pstg
);
1824 if ( (pmedium
->pUnkForRelease
==0) &&
1825 (pmedium
->u
.hBitmap
!=0) )
1826 DeleteObject(pmedium
->u
.hBitmap
);
1831 if ( (pmedium
->pUnkForRelease
==0) &&
1832 (pmedium
->u
.hMetaFilePict
!=0) )
1834 LPMETAFILEPICT pMP
= GlobalLock(pmedium
->u
.hMetaFilePict
);
1835 DeleteMetaFile(pMP
->hMF
);
1836 GlobalUnlock(pmedium
->u
.hMetaFilePict
);
1837 GlobalFree(pmedium
->u
.hMetaFilePict
);
1843 if ( (pmedium
->pUnkForRelease
==0) &&
1844 (pmedium
->u
.hEnhMetaFile
!=0) )
1846 DeleteEnhMetaFile(pmedium
->u
.hEnhMetaFile
);
1854 pmedium
->tymed
=TYMED_NULL
;
1857 * After cleaning up, the unknown is released
1859 if (pmedium
->pUnkForRelease
!=0)
1861 IUnknown_Release(pmedium
->pUnkForRelease
);
1862 pmedium
->pUnkForRelease
= 0;
1867 * OLEDD_Initialize()
1869 * Initializes the OLE drag and drop data structures.
1871 static void OLEDD_Initialize(void)
1875 ZeroMemory (&wndClass
, sizeof(WNDCLASSA
));
1876 wndClass
.style
= CS_GLOBALCLASS
;
1877 wndClass
.lpfnWndProc
= OLEDD_DragTrackerWindowProc
;
1878 wndClass
.cbClsExtra
= 0;
1879 wndClass
.cbWndExtra
= sizeof(TrackerWindowInfo
*);
1880 wndClass
.hCursor
= 0;
1881 wndClass
.hbrBackground
= 0;
1882 wndClass
.lpszClassName
= OLEDD_DRAGTRACKERCLASS
;
1884 RegisterClassA (&wndClass
);
1888 * OLEDD_FreeDropTarget()
1890 * Frees the drag and drop data structure
1892 static void OLEDD_FreeDropTarget(DropTargetNode
*dropTargetInfo
, BOOL release_drop_target
)
1894 list_remove(&dropTargetInfo
->entry
);
1895 if (release_drop_target
) IDropTarget_Release(dropTargetInfo
->dropTarget
);
1896 HeapFree(GetProcessHeap(), 0, dropTargetInfo
);
1900 * OLEDD_UnInitialize()
1902 * Releases the OLE drag and drop data structures.
1904 void OLEDD_UnInitialize(void)
1907 * Simply empty the list.
1909 while (!list_empty(&targetListHead
))
1911 DropTargetNode
* curNode
= LIST_ENTRY(list_head(&targetListHead
), DropTargetNode
, entry
);
1912 OLEDD_FreeDropTarget(curNode
, FALSE
);
1917 * OLEDD_FindDropTarget()
1919 * Finds information about the drop target.
1921 static DropTargetNode
* OLEDD_FindDropTarget(HWND hwndOfTarget
)
1923 DropTargetNode
* curNode
;
1926 * Iterate the list to find the HWND value.
1928 LIST_FOR_EACH_ENTRY(curNode
, &targetListHead
, DropTargetNode
, entry
)
1929 if (hwndOfTarget
==curNode
->hwndTarget
)
1933 * If we get here, the item is not in the list
1939 * OLEDD_DragTrackerWindowProc()
1941 * This method is the WindowProcedure of the drag n drop tracking
1942 * window. During a drag n Drop operation, an invisible window is created
1943 * to receive the user input and act upon it. This procedure is in charge
1947 #define DRAG_TIMER_ID 1
1949 static LRESULT WINAPI
OLEDD_DragTrackerWindowProc(
1959 LPCREATESTRUCTA createStruct
= (LPCREATESTRUCTA
)lParam
;
1961 SetWindowLongPtrA(hwnd
, 0, (LONG_PTR
)createStruct
->lpCreateParams
);
1962 SetTimer(hwnd
, DRAG_TIMER_ID
, 50, NULL
);
1969 OLEDD_TrackMouseMove((TrackerWindowInfo
*)GetWindowLongPtrA(hwnd
, 0));
1975 case WM_LBUTTONDOWN
:
1976 case WM_MBUTTONDOWN
:
1977 case WM_RBUTTONDOWN
:
1979 OLEDD_TrackStateChange((TrackerWindowInfo
*)GetWindowLongPtrA(hwnd
, 0));
1984 KillTimer(hwnd
, DRAG_TIMER_ID
);
1990 * This is a window proc after all. Let's call the default.
1992 return DefWindowProcA (hwnd
, uMsg
, wParam
, lParam
);
1996 * OLEDD_TrackMouseMove()
1998 * This method is invoked while a drag and drop operation is in effect.
1999 * it will generate the appropriate callbacks in the drop source
2000 * and drop target. It will also provide the expected feedback to
2004 * trackerInfo - Pointer to the structure identifying the
2005 * drag & drop operation that is currently
2008 static void OLEDD_TrackMouseMove(TrackerWindowInfo
* trackerInfo
)
2010 HWND hwndNewTarget
= 0;
2015 * Get the handle of the window under the mouse
2017 pt
.x
= trackerInfo
->curMousePos
.x
;
2018 pt
.y
= trackerInfo
->curMousePos
.y
;
2019 hwndNewTarget
= WindowFromPoint(pt
);
2022 * Every time, we re-initialize the effects passed to the
2023 * IDropTarget to the effects allowed by the source.
2025 *trackerInfo
->pdwEffect
= trackerInfo
->dwOKEffect
;
2028 * If we are hovering over the same target as before, send the
2029 * DragOver notification
2031 if ( (trackerInfo
->curDragTarget
!= 0) &&
2032 (trackerInfo
->curTargetHWND
== hwndNewTarget
) )
2034 IDropTarget_DragOver(trackerInfo
->curDragTarget
,
2035 trackerInfo
->dwKeyState
,
2036 trackerInfo
->curMousePos
,
2037 trackerInfo
->pdwEffect
);
2041 DropTargetNode
* newDropTargetNode
= 0;
2044 * If we changed window, we have to notify our old target and check for
2047 if (trackerInfo
->curDragTarget
!=0)
2049 IDropTarget_DragLeave(trackerInfo
->curDragTarget
);
2053 * Make sure we're hovering over a window.
2055 if (hwndNewTarget
!=0)
2058 * Find-out if there is a drag target under the mouse
2060 HWND nexttar
= hwndNewTarget
;
2061 trackerInfo
->curTargetHWND
= hwndNewTarget
;
2064 newDropTargetNode
= OLEDD_FindDropTarget(nexttar
);
2065 } while (!newDropTargetNode
&& (nexttar
= GetParent(nexttar
)) != 0);
2066 if(nexttar
) hwndNewTarget
= nexttar
;
2068 trackerInfo
->curDragTargetHWND
= hwndNewTarget
;
2069 trackerInfo
->curDragTarget
= newDropTargetNode
? newDropTargetNode
->dropTarget
: 0;
2072 * If there is, notify it that we just dragged-in
2074 if (trackerInfo
->curDragTarget
!=0)
2076 IDropTarget_DragEnter(trackerInfo
->curDragTarget
,
2077 trackerInfo
->dataObject
,
2078 trackerInfo
->dwKeyState
,
2079 trackerInfo
->curMousePos
,
2080 trackerInfo
->pdwEffect
);
2086 * The mouse is not over a window so we don't track anything.
2088 trackerInfo
->curDragTargetHWND
= 0;
2089 trackerInfo
->curTargetHWND
= 0;
2090 trackerInfo
->curDragTarget
= 0;
2095 * Now that we have done that, we have to tell the source to give
2096 * us feedback on the work being done by the target. If we don't
2097 * have a target, simulate no effect.
2099 if (trackerInfo
->curDragTarget
==0)
2101 *trackerInfo
->pdwEffect
= DROPEFFECT_NONE
;
2104 hr
= IDropSource_GiveFeedback(trackerInfo
->dropSource
,
2105 *trackerInfo
->pdwEffect
);
2108 * When we ask for feedback from the drop source, sometimes it will
2109 * do all the necessary work and sometimes it will not handle it
2110 * when that's the case, we must display the standard drag and drop
2113 if (hr
==DRAGDROP_S_USEDEFAULTCURSORS
)
2115 if (*trackerInfo
->pdwEffect
& DROPEFFECT_MOVE
)
2117 SetCursor(LoadCursorA(hProxyDll
, MAKEINTRESOURCEA(1)));
2119 else if (*trackerInfo
->pdwEffect
& DROPEFFECT_COPY
)
2121 SetCursor(LoadCursorA(hProxyDll
, MAKEINTRESOURCEA(2)));
2123 else if (*trackerInfo
->pdwEffect
& DROPEFFECT_LINK
)
2125 SetCursor(LoadCursorA(hProxyDll
, MAKEINTRESOURCEA(3)));
2129 SetCursor(LoadCursorA(hProxyDll
, MAKEINTRESOURCEA(0)));
2135 * OLEDD_TrackStateChange()
2137 * This method is invoked while a drag and drop operation is in effect.
2138 * It is used to notify the drop target/drop source callbacks when
2139 * the state of the keyboard or mouse button change.
2142 * trackerInfo - Pointer to the structure identifying the
2143 * drag & drop operation that is currently
2146 static void OLEDD_TrackStateChange(TrackerWindowInfo
* trackerInfo
)
2149 * Ask the drop source what to do with the operation.
2151 trackerInfo
->returnValue
= IDropSource_QueryContinueDrag(
2152 trackerInfo
->dropSource
,
2153 trackerInfo
->escPressed
,
2154 trackerInfo
->dwKeyState
);
2157 * All the return valued will stop the operation except the S_OK
2160 if (trackerInfo
->returnValue
!=S_OK
)
2163 * Make sure the message loop in DoDragDrop stops
2165 trackerInfo
->trackingDone
= TRUE
;
2168 * Release the mouse in case the drop target decides to show a popup
2169 * or a menu or something.
2174 * If we end-up over a target, drop the object in the target or
2175 * inform the target that the operation was cancelled.
2177 if (trackerInfo
->curDragTarget
!=0)
2179 switch (trackerInfo
->returnValue
)
2182 * If the source wants us to complete the operation, we tell
2183 * the drop target that we just dropped the object in it.
2185 case DRAGDROP_S_DROP
:
2187 IDropTarget_Drop(trackerInfo
->curDragTarget
,
2188 trackerInfo
->dataObject
,
2189 trackerInfo
->dwKeyState
,
2190 trackerInfo
->curMousePos
,
2191 trackerInfo
->pdwEffect
);
2195 * If the source told us that we should cancel, fool the drop
2196 * target by telling it that the mouse left it's window.
2197 * Also set the drop effect to "NONE" in case the application
2198 * ignores the result of DoDragDrop.
2200 case DRAGDROP_S_CANCEL
:
2201 IDropTarget_DragLeave(trackerInfo
->curDragTarget
);
2202 *trackerInfo
->pdwEffect
= DROPEFFECT_NONE
;
2210 * OLEDD_GetButtonState()
2212 * This method will use the current state of the keyboard to build
2213 * a button state mask equivalent to the one passed in the
2214 * WM_MOUSEMOVE wParam.
2216 static DWORD
OLEDD_GetButtonState(void)
2218 BYTE keyboardState
[256];
2221 GetKeyboardState(keyboardState
);
2223 if ( (keyboardState
[VK_SHIFT
] & 0x80) !=0)
2224 keyMask
|= MK_SHIFT
;
2226 if ( (keyboardState
[VK_CONTROL
] & 0x80) !=0)
2227 keyMask
|= MK_CONTROL
;
2229 if ( (keyboardState
[VK_LBUTTON
] & 0x80) !=0)
2230 keyMask
|= MK_LBUTTON
;
2232 if ( (keyboardState
[VK_RBUTTON
] & 0x80) !=0)
2233 keyMask
|= MK_RBUTTON
;
2235 if ( (keyboardState
[VK_MBUTTON
] & 0x80) !=0)
2236 keyMask
|= MK_MBUTTON
;
2242 * OLEDD_GetButtonState()
2244 * This method will read the default value of the registry key in
2245 * parameter and extract a DWORD value from it. The registry key value
2246 * can be in a string key or a DWORD key.
2249 * regKey - Key to read the default value from
2250 * pdwValue - Pointer to the location where the DWORD
2251 * value is returned. This value is not modified
2252 * if the value is not found.
2255 static void OLEUTL_ReadRegistryDWORDValue(
2264 lres
= RegQueryValueExA(regKey
,
2271 if (lres
==ERROR_SUCCESS
)
2276 *pdwValue
= *(DWORD
*)buffer
;
2281 *pdwValue
= (DWORD
)strtoul(buffer
, NULL
, 10);
2287 /******************************************************************************
2290 * The operation of this function is documented literally in the WinAPI
2291 * documentation to involve a QueryInterface for the IViewObject interface,
2292 * followed by a call to IViewObject::Draw.
2294 HRESULT WINAPI
OleDraw(
2301 IViewObject
*viewobject
;
2303 hres
= IUnknown_QueryInterface(pUnk
,
2305 (void**)&viewobject
);
2307 if (SUCCEEDED(hres
))
2311 rectl
.left
= lprcBounds
->left
;
2312 rectl
.right
= lprcBounds
->right
;
2313 rectl
.top
= lprcBounds
->top
;
2314 rectl
.bottom
= lprcBounds
->bottom
;
2315 hres
= IViewObject_Draw(viewobject
, dwAspect
, -1, 0, 0, 0, hdcDraw
, &rectl
, 0, 0, 0);
2317 IViewObject_Release(viewobject
);
2322 return DV_E_NOIVIEWOBJECT
;
2326 /***********************************************************************
2327 * OleTranslateAccelerator [OLE32.@]
2329 HRESULT WINAPI
OleTranslateAccelerator (LPOLEINPLACEFRAME lpFrame
,
2330 LPOLEINPLACEFRAMEINFO lpFrameInfo
, LPMSG lpmsg
)
2334 TRACE("(%p,%p,%p)\n", lpFrame
, lpFrameInfo
, lpmsg
);
2336 if (IsAccelerator(lpFrameInfo
->haccel
,lpFrameInfo
->cAccelEntries
,lpmsg
,&wID
))
2337 return IOleInPlaceFrame_TranslateAccelerator(lpFrame
,lpmsg
,wID
);
2342 /******************************************************************************
2343 * OleCreate [OLE32.@]
2346 HRESULT WINAPI
OleCreate(
2350 LPFORMATETC pFormatEtc
,
2351 LPOLECLIENTSITE pClientSite
,
2356 IUnknown
* pUnk
= NULL
;
2357 IOleObject
*pOleObject
= NULL
;
2359 TRACE("(%s, %s, %d, %p, %p, %p, %p)\n", debugstr_guid(rclsid
),
2360 debugstr_guid(riid
), renderopt
, pFormatEtc
, pClientSite
, pStg
, ppvObj
);
2362 hres
= CoCreateInstance(rclsid
, 0, CLSCTX_INPROC_SERVER
|CLSCTX_INPROC_HANDLER
, riid
, (LPVOID
*)&pUnk
);
2364 if (SUCCEEDED(hres
))
2365 hres
= IStorage_SetClass(pStg
, rclsid
);
2367 if (pClientSite
&& SUCCEEDED(hres
))
2369 hres
= IUnknown_QueryInterface(pUnk
, &IID_IOleObject
, (LPVOID
*)&pOleObject
);
2370 if (SUCCEEDED(hres
))
2373 hres
= IOleObject_GetMiscStatus(pOleObject
, DVASPECT_CONTENT
, &dwStatus
);
2377 if (SUCCEEDED(hres
))
2379 IPersistStorage
* pPS
;
2380 if (SUCCEEDED((hres
= IUnknown_QueryInterface(pUnk
, &IID_IPersistStorage
, (LPVOID
*)&pPS
))))
2382 TRACE("trying to set stg %p\n", pStg
);
2383 hres
= IPersistStorage_InitNew(pPS
, pStg
);
2384 TRACE("-- result 0x%08x\n", hres
);
2385 IPersistStorage_Release(pPS
);
2389 if (pClientSite
&& SUCCEEDED(hres
))
2391 TRACE("trying to set clientsite %p\n", pClientSite
);
2392 hres
= IOleObject_SetClientSite(pOleObject
, pClientSite
);
2393 TRACE("-- result 0x%08x\n", hres
);
2397 IOleObject_Release(pOleObject
);
2399 if (((renderopt
== OLERENDER_DRAW
) || (renderopt
== OLERENDER_FORMAT
)) &&
2402 IRunnableObject
*pRunnable
;
2403 IOleCache
*pOleCache
;
2406 hres2
= IUnknown_QueryInterface(pUnk
, &IID_IRunnableObject
, (void **)&pRunnable
);
2407 if (SUCCEEDED(hres2
))
2409 hres
= IRunnableObject_Run(pRunnable
, NULL
);
2410 IRunnableObject_Release(pRunnable
);
2413 if (SUCCEEDED(hres
))
2415 hres2
= IUnknown_QueryInterface(pUnk
, &IID_IOleCache
, (void **)&pOleCache
);
2416 if (SUCCEEDED(hres2
))
2419 hres
= IOleCache_Cache(pOleCache
, pFormatEtc
, ADVF_PRIMEFIRST
, &dwConnection
);
2420 IOleCache_Release(pOleCache
);
2425 if (FAILED(hres
) && pUnk
)
2427 IUnknown_Release(pUnk
);
2433 TRACE("-- %p\n", pUnk
);
2437 /******************************************************************************
2438 * OleGetAutoConvert [OLE32.@]
2440 HRESULT WINAPI
OleGetAutoConvert(REFCLSID clsidOld
, LPCLSID pClsidNew
)
2442 static const WCHAR wszAutoConvertTo
[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2444 WCHAR buf
[CHARS_IN_GUID
];
2448 res
= COM_OpenKeyForCLSID(clsidOld
, wszAutoConvertTo
, KEY_READ
, &hkey
);
2453 if (RegQueryValueW(hkey
, NULL
, buf
, &len
))
2455 res
= REGDB_E_KEYMISSING
;
2458 res
= CLSIDFromString(buf
, pClsidNew
);
2460 if (hkey
) RegCloseKey(hkey
);
2464 /******************************************************************************
2465 * OleSetAutoConvert [OLE32.@]
2467 HRESULT WINAPI
OleSetAutoConvert(REFCLSID clsidOld
, REFCLSID clsidNew
)
2469 static const WCHAR wszAutoConvertTo
[] = {'A','u','t','o','C','o','n','v','e','r','t','T','o',0};
2471 WCHAR szClsidNew
[CHARS_IN_GUID
];
2474 TRACE("(%s,%s)\n", debugstr_guid(clsidOld
), debugstr_guid(clsidNew
));
2476 res
= COM_OpenKeyForCLSID(clsidOld
, NULL
, KEY_READ
| KEY_WRITE
, &hkey
);
2479 StringFromGUID2(clsidNew
, szClsidNew
, CHARS_IN_GUID
);
2480 if (RegSetValueW(hkey
, wszAutoConvertTo
, REG_SZ
, szClsidNew
, (strlenW(szClsidNew
)+1) * sizeof(WCHAR
)))
2482 res
= REGDB_E_WRITEREGDB
;
2487 if (hkey
) RegCloseKey(hkey
);
2491 /******************************************************************************
2492 * OleDoAutoConvert [OLE32.@]
2494 HRESULT WINAPI
OleDoAutoConvert(LPSTORAGE pStg
, LPCLSID pClsidNew
)
2496 FIXME("(%p,%p) : stub\n",pStg
,pClsidNew
);
2500 /******************************************************************************
2501 * OleIsRunning [OLE32.@]
2503 BOOL WINAPI
OleIsRunning(LPOLEOBJECT pObject
)
2505 IRunnableObject
*pRunnable
;
2509 TRACE("(%p)\n", pObject
);
2511 hr
= IOleObject_QueryInterface(pObject
, &IID_IRunnableObject
, (void **)&pRunnable
);
2514 running
= IRunnableObject_IsRunning(pRunnable
);
2515 IRunnableObject_Release(pRunnable
);
2519 /***********************************************************************
2520 * OleNoteObjectVisible [OLE32.@]
2522 HRESULT WINAPI
OleNoteObjectVisible(LPUNKNOWN pUnknown
, BOOL bVisible
)
2524 TRACE("(%p, %s)\n", pUnknown
, bVisible
? "TRUE" : "FALSE");
2525 return CoLockObjectExternal(pUnknown
, bVisible
, TRUE
);
2529 /***********************************************************************
2530 * OLE_FreeClipDataArray [internal]
2533 * frees the data associated with an array of CLIPDATAs
2535 static void OLE_FreeClipDataArray(ULONG count
, CLIPDATA
* pClipDataArray
)
2538 for (i
= 0; i
< count
; i
++)
2539 if (pClipDataArray
[i
].pClipData
)
2540 CoTaskMemFree(pClipDataArray
[i
].pClipData
);
2543 /***********************************************************************
2544 * PropSysAllocString [OLE32.@]
2546 * Basically a copy of SysAllocStringLen.
2548 BSTR WINAPI
PropSysAllocString(LPCOLESTR str
)
2552 WCHAR
* stringBuffer
;
2557 len
= lstrlenW(str
);
2559 * Find the length of the buffer passed-in, in bytes.
2561 bufferSize
= len
* sizeof (WCHAR
);
2564 * Allocate a new buffer to hold the string.
2565 * Don't forget to keep an empty spot at the beginning of the
2566 * buffer for the character count and an extra character at the
2569 newBuffer
= HeapAlloc(GetProcessHeap(), 0,
2570 bufferSize
+ sizeof(WCHAR
) + sizeof(DWORD
));
2573 * If the memory allocation failed, return a null pointer.
2579 * Copy the length of the string in the placeholder.
2581 *newBuffer
= bufferSize
;
2584 * Skip the byte count.
2588 memcpy(newBuffer
, str
, bufferSize
);
2591 * Make sure that there is a nul character at the end of the
2594 stringBuffer
= (WCHAR
*)newBuffer
;
2595 stringBuffer
[len
] = '\0';
2597 return stringBuffer
;
2600 /***********************************************************************
2601 * PropSysFreeString [OLE32.@]
2603 * Copy of SysFreeString.
2605 void WINAPI
PropSysFreeString(LPOLESTR str
)
2607 DWORD
* bufferPointer
;
2609 /* NULL is a valid parameter */
2613 * We have to be careful when we free a BSTR pointer, it points to
2614 * the beginning of the string but it skips the byte count contained
2615 * before the string.
2617 bufferPointer
= (DWORD
*)str
;
2622 * Free the memory from its "real" origin.
2624 HeapFree(GetProcessHeap(), 0, bufferPointer
);
2627 /******************************************************************************
2628 * Check if a PROPVARIANT's type is valid.
2630 static inline HRESULT
PROPVARIANT_ValidateType(VARTYPE vt
)
2657 case VT_STREAMED_OBJECT
:
2658 case VT_STORED_OBJECT
:
2659 case VT_BLOB_OBJECT
:
2662 case VT_I2
|VT_VECTOR
:
2663 case VT_I4
|VT_VECTOR
:
2664 case VT_R4
|VT_VECTOR
:
2665 case VT_R8
|VT_VECTOR
:
2666 case VT_CY
|VT_VECTOR
:
2667 case VT_DATE
|VT_VECTOR
:
2668 case VT_BSTR
|VT_VECTOR
:
2669 case VT_ERROR
|VT_VECTOR
:
2670 case VT_BOOL
|VT_VECTOR
:
2671 case VT_VARIANT
|VT_VECTOR
:
2672 case VT_UI1
|VT_VECTOR
:
2673 case VT_UI2
|VT_VECTOR
:
2674 case VT_UI4
|VT_VECTOR
:
2675 case VT_I8
|VT_VECTOR
:
2676 case VT_UI8
|VT_VECTOR
:
2677 case VT_LPSTR
|VT_VECTOR
:
2678 case VT_LPWSTR
|VT_VECTOR
:
2679 case VT_FILETIME
|VT_VECTOR
:
2680 case VT_CF
|VT_VECTOR
:
2681 case VT_CLSID
|VT_VECTOR
:
2684 WARN("Bad type %d\n", vt
);
2685 return STG_E_INVALIDPARAMETER
;
2688 /***********************************************************************
2689 * PropVariantClear [OLE32.@]
2691 HRESULT WINAPI
PropVariantClear(PROPVARIANT
* pvar
) /* [in/out] */
2695 TRACE("(%p)\n", pvar
);
2700 hr
= PROPVARIANT_ValidateType(pvar
->vt
);
2725 case VT_STREAMED_OBJECT
:
2727 case VT_STORED_OBJECT
:
2728 if (pvar
->u
.pStream
)
2729 IUnknown_Release(pvar
->u
.pStream
);
2734 /* pick an arbitrary typed pointer - we don't care about the type
2735 * as we are just freeing it */
2736 CoTaskMemFree(pvar
->u
.puuid
);
2739 case VT_BLOB_OBJECT
:
2740 CoTaskMemFree(pvar
->u
.blob
.pBlobData
);
2743 if (pvar
->u
.bstrVal
)
2744 PropSysFreeString(pvar
->u
.bstrVal
);
2747 if (pvar
->u
.pclipdata
)
2749 OLE_FreeClipDataArray(1, pvar
->u
.pclipdata
);
2750 CoTaskMemFree(pvar
->u
.pclipdata
);
2754 if (pvar
->vt
& VT_VECTOR
)
2758 switch (pvar
->vt
& ~VT_VECTOR
)
2761 FreePropVariantArray(pvar
->u
.capropvar
.cElems
, pvar
->u
.capropvar
.pElems
);
2764 OLE_FreeClipDataArray(pvar
->u
.caclipdata
.cElems
, pvar
->u
.caclipdata
.pElems
);
2767 for (i
= 0; i
< pvar
->u
.cabstr
.cElems
; i
++)
2768 PropSysFreeString(pvar
->u
.cabstr
.pElems
[i
]);
2771 for (i
= 0; i
< pvar
->u
.calpstr
.cElems
; i
++)
2772 CoTaskMemFree(pvar
->u
.calpstr
.pElems
[i
]);
2775 for (i
= 0; i
< pvar
->u
.calpwstr
.cElems
; i
++)
2776 CoTaskMemFree(pvar
->u
.calpwstr
.pElems
[i
]);
2779 if (pvar
->vt
& ~VT_VECTOR
)
2781 /* pick an arbitrary VT_VECTOR structure - they all have the same
2783 CoTaskMemFree(pvar
->u
.capropvar
.pElems
);
2787 WARN("Invalid/unsupported type %d\n", pvar
->vt
);
2790 ZeroMemory(pvar
, sizeof(*pvar
));
2795 /***********************************************************************
2796 * PropVariantCopy [OLE32.@]
2798 HRESULT WINAPI
PropVariantCopy(PROPVARIANT
*pvarDest
, /* [out] */
2799 const PROPVARIANT
*pvarSrc
) /* [in] */
2804 TRACE("(%p, %p vt %04x)\n", pvarDest
, pvarSrc
, pvarSrc
->vt
);
2806 hr
= PROPVARIANT_ValidateType(pvarSrc
->vt
);
2810 /* this will deal with most cases */
2811 *pvarDest
= *pvarSrc
;
2835 case VT_STREAMED_OBJECT
:
2837 case VT_STORED_OBJECT
:
2838 IUnknown_AddRef((LPUNKNOWN
)pvarDest
->u
.pStream
);
2841 pvarDest
->u
.puuid
= CoTaskMemAlloc(sizeof(CLSID
));
2842 *pvarDest
->u
.puuid
= *pvarSrc
->u
.puuid
;
2845 len
= strlen(pvarSrc
->u
.pszVal
);
2846 pvarDest
->u
.pszVal
= CoTaskMemAlloc((len
+1)*sizeof(CHAR
));
2847 CopyMemory(pvarDest
->u
.pszVal
, pvarSrc
->u
.pszVal
, (len
+1)*sizeof(CHAR
));
2850 len
= lstrlenW(pvarSrc
->u
.pwszVal
);
2851 pvarDest
->u
.pwszVal
= CoTaskMemAlloc((len
+1)*sizeof(WCHAR
));
2852 CopyMemory(pvarDest
->u
.pwszVal
, pvarSrc
->u
.pwszVal
, (len
+1)*sizeof(WCHAR
));
2855 case VT_BLOB_OBJECT
:
2856 if (pvarSrc
->u
.blob
.pBlobData
)
2858 len
= pvarSrc
->u
.blob
.cbSize
;
2859 pvarDest
->u
.blob
.pBlobData
= CoTaskMemAlloc(len
);
2860 CopyMemory(pvarDest
->u
.blob
.pBlobData
, pvarSrc
->u
.blob
.pBlobData
, len
);
2864 pvarDest
->u
.bstrVal
= PropSysAllocString(pvarSrc
->u
.bstrVal
);
2867 if (pvarSrc
->u
.pclipdata
)
2869 len
= pvarSrc
->u
.pclipdata
->cbSize
- sizeof(pvarSrc
->u
.pclipdata
->ulClipFmt
);
2870 pvarDest
->u
.pclipdata
= CoTaskMemAlloc(sizeof (CLIPDATA
));
2871 pvarDest
->u
.pclipdata
->cbSize
= pvarSrc
->u
.pclipdata
->cbSize
;
2872 pvarDest
->u
.pclipdata
->ulClipFmt
= pvarSrc
->u
.pclipdata
->ulClipFmt
;
2873 pvarDest
->u
.pclipdata
->pClipData
= CoTaskMemAlloc(len
);
2874 CopyMemory(pvarDest
->u
.pclipdata
->pClipData
, pvarSrc
->u
.pclipdata
->pClipData
, len
);
2878 if (pvarSrc
->vt
& VT_VECTOR
)
2883 switch(pvarSrc
->vt
& ~VT_VECTOR
)
2885 case VT_I1
: elemSize
= sizeof(pvarSrc
->u
.cVal
); break;
2886 case VT_UI1
: elemSize
= sizeof(pvarSrc
->u
.bVal
); break;
2887 case VT_I2
: elemSize
= sizeof(pvarSrc
->u
.iVal
); break;
2888 case VT_UI2
: elemSize
= sizeof(pvarSrc
->u
.uiVal
); break;
2889 case VT_BOOL
: elemSize
= sizeof(pvarSrc
->u
.boolVal
); break;
2890 case VT_I4
: elemSize
= sizeof(pvarSrc
->u
.lVal
); break;
2891 case VT_UI4
: elemSize
= sizeof(pvarSrc
->u
.ulVal
); break;
2892 case VT_R4
: elemSize
= sizeof(pvarSrc
->u
.fltVal
); break;
2893 case VT_R8
: elemSize
= sizeof(pvarSrc
->u
.dblVal
); break;
2894 case VT_ERROR
: elemSize
= sizeof(pvarSrc
->u
.scode
); break;
2895 case VT_I8
: elemSize
= sizeof(pvarSrc
->u
.hVal
); break;
2896 case VT_UI8
: elemSize
= sizeof(pvarSrc
->u
.uhVal
); break;
2897 case VT_CY
: elemSize
= sizeof(pvarSrc
->u
.cyVal
); break;
2898 case VT_DATE
: elemSize
= sizeof(pvarSrc
->u
.date
); break;
2899 case VT_FILETIME
: elemSize
= sizeof(pvarSrc
->u
.filetime
); break;
2900 case VT_CLSID
: elemSize
= sizeof(*pvarSrc
->u
.puuid
); break;
2901 case VT_CF
: elemSize
= sizeof(*pvarSrc
->u
.pclipdata
); break;
2902 case VT_BSTR
: elemSize
= sizeof(pvarSrc
->u
.bstrVal
); break;
2903 case VT_LPSTR
: elemSize
= sizeof(pvarSrc
->u
.pszVal
); break;
2904 case VT_LPWSTR
: elemSize
= sizeof(pvarSrc
->u
.pwszVal
); break;
2905 case VT_VARIANT
: elemSize
= sizeof(*pvarSrc
->u
.pvarVal
); break;
2908 FIXME("Invalid element type: %ul\n", pvarSrc
->vt
& ~VT_VECTOR
);
2909 return E_INVALIDARG
;
2911 len
= pvarSrc
->u
.capropvar
.cElems
;
2912 pvarDest
->u
.capropvar
.pElems
= CoTaskMemAlloc(len
* elemSize
);
2913 if (pvarSrc
->vt
== (VT_VECTOR
| VT_VARIANT
))
2915 for (i
= 0; i
< len
; i
++)
2916 PropVariantCopy(&pvarDest
->u
.capropvar
.pElems
[i
], &pvarSrc
->u
.capropvar
.pElems
[i
]);
2918 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_CF
))
2920 FIXME("Copy clipformats\n");
2922 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_BSTR
))
2924 for (i
= 0; i
< len
; i
++)
2925 pvarDest
->u
.cabstr
.pElems
[i
] = PropSysAllocString(pvarSrc
->u
.cabstr
.pElems
[i
]);
2927 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_LPSTR
))
2930 for (i
= 0; i
< len
; i
++)
2932 strLen
= lstrlenA(pvarSrc
->u
.calpstr
.pElems
[i
]) + 1;
2933 pvarDest
->u
.calpstr
.pElems
[i
] = CoTaskMemAlloc(strLen
);
2934 memcpy(pvarDest
->u
.calpstr
.pElems
[i
],
2935 pvarSrc
->u
.calpstr
.pElems
[i
], strLen
);
2938 else if (pvarSrc
->vt
== (VT_VECTOR
| VT_LPWSTR
))
2941 for (i
= 0; i
< len
; i
++)
2943 strLen
= (lstrlenW(pvarSrc
->u
.calpwstr
.pElems
[i
]) + 1) *
2945 pvarDest
->u
.calpstr
.pElems
[i
] = CoTaskMemAlloc(strLen
);
2946 memcpy(pvarDest
->u
.calpstr
.pElems
[i
],
2947 pvarSrc
->u
.calpstr
.pElems
[i
], strLen
);
2951 CopyMemory(pvarDest
->u
.capropvar
.pElems
, pvarSrc
->u
.capropvar
.pElems
, len
* elemSize
);
2954 WARN("Invalid/unsupported type %d\n", pvarSrc
->vt
);
2960 /***********************************************************************
2961 * FreePropVariantArray [OLE32.@]
2963 HRESULT WINAPI
FreePropVariantArray(ULONG cVariants
, /* [in] */
2964 PROPVARIANT
*rgvars
) /* [in/out] */
2968 TRACE("(%u, %p)\n", cVariants
, rgvars
);
2971 return E_INVALIDARG
;
2973 for(i
= 0; i
< cVariants
; i
++)
2974 PropVariantClear(&rgvars
[i
]);
2979 /******************************************************************************
2980 * DllDebugObjectRPCHook (OLE32.@)
2981 * turns on and off internal debugging, pointer is only used on macintosh
2984 BOOL WINAPI
DllDebugObjectRPCHook(BOOL b
, void *dummy
)