Prevent uncontrolled redrawing in listviews
Medland, Bill
Bill.Medland at accpac.com
Thu Nov 22 14:53:57 CST 2001
<<diff31.txt>>
-------------- next part --------------
Bill Medland (medbi01 at accpac.com)
Ensure that SetRedraw(TRUE) does not result in uncontrolled WM_PAINT
messages in LISTVIEW
Index: wine/dlls/comctl32/listview.c
===================================================================
RCS file: /home/wine/wine/dlls/comctl32/listview.c,v
retrieving revision 1.107
diff -u -r1.107 listview.c
--- wine/dlls/comctl32/listview.c 2001/08/21 17:04:02 1.107
+++ wine/dlls/comctl32/listview.c 2001/11/22 19:26:39
@@ -8800,6 +8800,9 @@
* DESCRIPTION:
* Message handling for WM_SETREDRAW.
* For the Listview, it invalidates the entire window (the doc specifies otherwise)
+ * However if we specify RDW_FRAME then it can lead to repeated redrawing
+ * for some applications (e.g. MSDN's rowlist example with a SetRedraw(FALSE)/
+ * SetRedraw(TRUE) added.
*
* PARAMETER(S):
* [I] HWND : window handle
@@ -8815,7 +8818,7 @@
if(bRedraw)
{
RedrawWindow(hwnd, NULL, 0,
- RDW_INVALIDATE | RDW_FRAME | RDW_ERASE | RDW_ALLCHILDREN | RDW_ERASENOW);
+ RDW_INVALIDATE | RDW_ERASE | RDW_ALLCHILDREN | RDW_ERASENOW);
}
return lResult;
}
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