From 9c2d2bad902446b49aec3f5ea0f944bb01b4ad83 Mon Sep 17 00:00:00 2001
From: Gerard Patel <gerard.patel@asi.fr>
Date: Wed, 4 Apr 2001 00:09:23 +0000
Subject: [PATCH] Erase the in-memory DC for treeview and fixes the rectangle
 calculation.

---
 dlls/comctl32/treeview.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/dlls/comctl32/treeview.c b/dlls/comctl32/treeview.c
index d315b119032..912ff653481 100644
--- a/dlls/comctl32/treeview.c
+++ b/dlls/comctl32/treeview.c
@@ -2619,7 +2619,18 @@ TREEVIEW_Paint(TREEVIEW_INFO *infoPtr, WPARAM wParam)
     if (wParam)
     {
         hdc = (HDC)wParam;
-        GetUpdateRect(infoPtr->hwnd, &rc, TRUE);
+        if (!GetUpdateRect(infoPtr->hwnd, &rc, TRUE))
+        {
+            HBITMAP hbitmap;
+            BITMAP bitmap;
+            hbitmap = GetCurrentObject(hdc, OBJ_BITMAP);
+            if (!hbitmap) return 0;
+            GetObjectA(hbitmap, sizeof(BITMAP), &bitmap);
+            rc.left = 0; rc.top = 0;
+            rc.right = bitmap.bmWidth;
+            rc.bottom = bitmap.bmHeight;  
+            TREEVIEW_EraseBackground(infoPtr, wParam);
+        }
     }
     else
     {
-- 
2.11.4.GIT