[PATCH 1/2] Check for null handles before invalidation

Nikolay Sivov bunglehead at gmail.com
Sat Dec 26 10:17:06 CST 2009


---
 dlls/comctl32/rebar.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/comctl32/rebar.c b/dlls/comctl32/rebar.c
index 021bc16..2bb8b92 100644
--- a/dlls/comctl32/rebar.c
+++ b/dlls/comctl32/rebar.c
@@ -802,7 +802,7 @@ REBAR_CalcHorzBand (const REBAR_INFO *infoPtr, UINT rstart, UINT rend)
 	  work.right += SEP_WIDTH;
 	  work.bottom += SEP_WIDTH;
 	  InvalidateRect(infoPtr->hwndSelf, &work, TRUE);
-	  InvalidateRect(lpBand->hwndChild, NULL, TRUE);
+	  if (lpBand->hwndChild) InvalidateRect(lpBand->hwndChild, NULL, TRUE);
       }
 
     }
@@ -923,7 +923,7 @@ REBAR_CalcVertBand (const REBAR_INFO *infoPtr, UINT rstart, UINT rend)
 	    work.bottom += SEP_WIDTH;
 	    work.right += SEP_WIDTH;
 	    InvalidateRect(infoPtr->hwndSelf, &work, TRUE);
-	    InvalidateRect(lpBand->hwndChild, NULL, TRUE);
+	    if (lpBand->hwndChild) InvalidateRect(lpBand->hwndChild, NULL, TRUE);
 	}
 
     }
-- 
1.5.6.5


--=-skU3ZoLUwi7cTzycbpeb--




More information about the wine-patches mailing list