Changeset 9933 for trunk/src/user32/dcrgn.cpp

Timestamp:

Mar 22, 2003, 9:27:12 PM (22 years ago)

Author:

sandervl

Message:

Changes for applications that don't validate the update region of a window during WM_PAINT

File:

• trunk/src/user32/dcrgn.cpp (modified) (3 diffs)

trunk/src/user32/dcrgn.cpp

@@ -1 @@
-/* $Id: dcrgn.cpp,v 1.7 2001-09-30 22:24:41 sandervl Exp $ */
+/* $Id: dcrgn.cpp,v 1.8 2003-03-22 20:27:11 sandervl Exp $ */
 
 /*
@@ -65 +65 @@
     dprintf(("GetUpdateRect %x %x %d", hwnd, pRect, erase));
 
+    //check if the application previously didn't handle a WM_PAINT msg properly
+    wnd->checkForDirtyUpdateRegion();
+
     BOOL updateRegionExists = WinQueryUpdateRect(wnd->getOS2WindowHandle(), pRect ? &rectl : NULL);
     if (!pRect) {
@@ -118 +121 @@
         return ERROR_W;
     }
+    //check if the application previously didn't handle a WM_PAINT msg properly
+    wnd->checkForDirtyUpdateRegion();
+
     lComplexity = WinQueryUpdateRegion(wnd->getOS2WindowHandle(), hrgn);
     if(lComplexity == RGN_ERROR) {