[rharabien] 55559: [WIN32K] - GetFocus returns NULL if calling thread is not a foreground thread

Author: rharabien
Date: Sun Feb 12 12:23:54 2012
New Revision: 55559

URL: http://svn.reactos.org/svn/reactos?rev=55559&view=rev
Log:
[WIN32K]
- GetFocus returns NULL if calling thread is not a foreground thread

Modified:
    trunk/reactos/subsystems/win32/win32k/include/focus.h
    trunk/reactos/subsystems/win32/win32k/ntuser/focus.c
    trunk/reactos/subsystems/win32/win32k/ntuser/misc.c

Modified: trunk/reactos/subsystems/win32/win32k/include/focus.h
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/inc...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/include/focus.h [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/include/focus.h [iso-8859-1] Sun Feb 12 12:23:54 2012
@@ -4,7 +4,6 @@
  * These functions take the window handles from current message queue.
  */
 HWND FASTCALL IntGetCaptureWindow(VOID);
-HWND FASTCALL IntGetFocusWindow(VOID);
 HWND FASTCALL co_UserSetCapture(HWND hWnd);
 BOOL FASTCALL IntReleaseCapture(VOID);

@@ -13,6 +12,7 @@
  */
 HWND FASTCALL IntGetThreadFocusWindow(VOID);
 HWND APIENTRY IntGetCapture(VOID);
+HWND FASTCALL UserGetFocusWindow(VOID);
 HWND FASTCALL UserGetActiveWindow(VOID);
 BOOL FASTCALL co_IntMouseActivateWindow(PWND Window);
 BOOL FASTCALL co_IntSetForegroundWindow(PWND Window);

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/focus.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ntu...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/focus.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/focus.c [iso-8859-1] Sun Feb 12 12:23:54 2012
@@ -20,10 +20,17 @@
 }

HWND FASTCALL
-IntGetFocusWindow(VOID)
-{
-   PUSER_MESSAGE_QUEUE ForegroundQueue = IntGetFocusMessageQueue();
-   return ForegroundQueue != NULL ? ForegroundQueue->FocusWindow : 0;
+UserGetFocusWindow(VOID)
+{
+   PTHREADINFO pti;
+   PUSER_MESSAGE_QUEUE ThreadQueue;
+
+   pti = PsGetCurrentThreadWin32Thread();
+   ThreadQueue = pti->MessageQueue;
+   /* Is it a foreground queue? */
+   if (!ThreadQueue || ThreadQueue != IntGetFocusMessageQueue())
+     return NULL;
+   return ThreadQueue->FocusWindow;
 }

HWND FASTCALL
@@ -34,7 +41,9 @@

pti = PsGetCurrentThreadWin32Thread();
    ThreadQueue = pti->MessageQueue;
-   return ThreadQueue != NULL ? ThreadQueue->FocusWindow : 0;
+   if (!ThreadQueue)
+     return NULL;
+   return ThreadQueue->FocusWindow;
 }

VOID FASTCALL

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/misc.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ntu...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/misc.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/misc.c [iso-8859-1] Sun Feb 12 12:23:54 2012
@@ -164,7 +164,7 @@
          GetW32ThreadInfo();
          break;
       case THREADSTATE_FOCUSWINDOW:
-         ret = (DWORD_PTR)IntGetThreadFocusWindow();
+         ret = (DWORD_PTR)UserGetFocusWindow();
          break;
       case THREADSTATE_CAPTUREWINDOW:
          /* FIXME: Should use UserEnterShared */