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use IntGetWindowObject() and IntReleaseWindowObject()

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svn path=/trunk/; revision=6763
This commit is contained in:
Thomas Bluemel 2003-11-23 12:41:42 +00:00
parent bfb5636854
commit 1d4b120ca5
1 changed files with 27 additions and 43 deletions
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60
reactos/subsys/win32k/ntuser/message.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: message.c,v 1.34 2003/11/21 17:01:16 navaraf Exp $
/* $Id: message.c,v 1.35 2003/11/23 12:41:42 weiden Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -95,14 +95,10 @@ NtUserDispatchMessage(CONST MSG* UnsafeMsg)
if( Msg.hwnd == 0 ) return 0;
/* Get the window object. */
Status =
ObmReferenceObjectByHandle(PsGetWin32Process()->WindowStation->HandleTable,
Msg.hwnd,
otWindow,
(PVOID*)&WindowObject);
if (!NT_SUCCESS(Status))
WindowObject = IntGetWindowObject(Msg.hwnd);
if(!WindowObject)
{
SetLastNtError(Status);
SetLastWin32Error(ERROR_INVALID_WINDOW_HANDLE);
return 0;
}
@ -115,6 +111,8 @@ NtUserDispatchMessage(CONST MSG* UnsafeMsg)
Msg.wParam,
Msg.lParam);
IntReleaseWindowObject(WindowObject);
return Result;
}
@ -226,16 +224,11 @@ NtUserPeekMessage(LPMSG UnsafeMsg,
/* Validate input */
if (NULL != Wnd)
{
Status = ObmReferenceObjectByHandle(PsGetWin32Process()->WindowStation->HandleTable,
Wnd, otWindow, (PVOID*)&Window);
if (!NT_SUCCESS(Status))
{
Window = IntGetWindowObject(Wnd);
if(!Window)
Wnd = NULL;
}
else
{
ObmDereferenceObject(Window);
}
IntReleaseWindowObject(Window);
}
if (MsgFilterMax < MsgFilterMin)
{
@ -311,16 +304,11 @@ NtUserGetMessage(LPMSG UnsafeMsg,
/* Validate input */
if (NULL != Wnd)
{
Status = ObmReferenceObjectByHandle(PsGetWin32Process()->WindowStation->HandleTable,
Wnd, otWindow, (PVOID*)&Window);
if (!NT_SUCCESS(Status))
{
Window = IntGetWindowObject(Wnd);
if(!Window)
Wnd = NULL;
}
else
{
ObmDereferenceObject(Window);
}
IntReleaseWindowObject(Window);
}
if (MsgFilterMax < MsgFilterMin)
{
@ -375,7 +363,6 @@ NtUserPostMessage(HWND hWnd,
PWINDOW_OBJECT Window;
MSG Mesg;
PUSER_MESSAGE Message;
NTSTATUS Status;
LARGE_INTEGER LargeTickCount;
if (WM_QUIT == Msg)
@ -384,11 +371,10 @@ NtUserPostMessage(HWND hWnd,
}
else
{
Status = ObmReferenceObjectByHandle(PsGetWin32Process()->WindowStation->HandleTable,
hWnd, otWindow, (PVOID*)&Window);
if (!NT_SUCCESS(Status))
Window = IntGetWindowObject(hWnd);
if (!Window)
{
SetLastNtError(Status);
SetLastWin32Error(ERROR_INVALID_WINDOW_HANDLE);
return FALSE;
}
Mesg.hwnd = hWnd;
@ -401,7 +387,7 @@ NtUserPostMessage(HWND hWnd,
Mesg.time = LargeTickCount.u.LowPart;
Message = MsqCreateMessage(&Mesg);
MsqPostMessage(Window->MessageQueue, Message);
ObmDereferenceObject(Window);
IntReleaseWindowObject(Window);
}
return TRUE;
@ -465,14 +451,10 @@ IntSendMessage(HWND hWnd,
/* FIXME: Check for a broadcast or topmost destination. */
/* FIXME: Call hooks. */
Status =
ObmReferenceObjectByHandle(PsGetWin32Process()->WindowStation->HandleTable,
hWnd,
otWindow,
(PVOID*)&Window);
if (!NT_SUCCESS(Status))
Window = IntGetWindowObject(hWnd);
if (!Window)
{
SetLastWin32Error(ERROR_INVALID_WINDOW_HANDLE);
return 0;
}
@ -485,11 +467,13 @@ IntSendMessage(HWND hWnd,
{
Result = IntCallTrampolineWindowProc(NULL, hWnd, Msg, wParam,
lParam);
IntReleaseWindowObject(Window);
return Result;
}
else
{
Result = IntCallWindowProc(Window->WndProcW, hWnd, Msg, wParam, lParam);
IntReleaseWindowObject(Window);
return Result;
}
}
@ -512,7 +496,7 @@ IntSendMessage(HWND hWnd,
Message->CompletionCallback = NULL;
MsqSendMessage(Window->MessageQueue, Message);
ObmDereferenceObject(Window);
IntReleaseWindowObject(Window);
Status = KeWaitForSingleObject(CompletionEvent,
UserRequest,
UserMode,