[gadamopoulos] 53554: [win32k] - SetWindowPos should send WM_MOUSEMOVE only when the window under the cursor changes - Fixes moving winamp window

Author: gadamopoulos
Date: Sat Sep  3 17:53:14 2011
New Revision: 53554

URL: http://svn.reactos.org/svn/reactos?rev=53554&view=rev
Log:
[win32k]
- SetWindowPos should send WM_MOUSEMOVE only when the window under the cursor changes
- Fixes moving winamp window

Modified:
    trunk/reactos/subsystems/win32/win32k/ntuser/winpos.c

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/winpos.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/nt…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/winpos.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/winpos.c [iso-8859-1] Sat Sep  3 17:53:14
2011
@@ -950,6 +950,7 @@
    HDC Dc;
    RECTL CopyRect;
    PWND Ancestor;
+   BOOL bPointerInWindow;
 
    ASSERT_REFS_CO(Window);
 
@@ -963,6 +964,7 @@
    {
       return FALSE;
    }
+   bPointerInWindow = IntPtInWindow(Window, gpsi->ptCursor.x, gpsi->ptCursor.y);
 
    WinPos.hwnd = Window->head.h;
    WinPos.hwndInsertAfter = WndInsertAfter;
@@ -1329,7 +1331,7 @@
          IntNotifyWinEvent(EVENT_OBJECT_LOCATIONCHANGE, pWnd, OBJID_WINDOW, CHILDID_SELF,
WEF_SETBYWNDPTI);
    }
 
-   if(IntPtInWindow(Window, gpsi->ptCursor.x, gpsi->ptCursor.y))
+   if(bPointerInWindow != IntPtInWindow(Window, gpsi->ptCursor.x,
gpsi->ptCursor.y))
    {
       /* Generate mouse move message */
       MSG msg;