From 163ae34e96e62a07cb20255e909a75440de753ad Mon Sep 17 00:00:00 2001
From: komh <komh@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Tue, 2 Nov 2010 13:51:52 +0000
Subject: vo_kva: Prevent a parent window from painting over ours in slave mode

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@32569 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 libvo/vo_kva.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libvo/vo_kva.c b/libvo/vo_kva.c
index e75f44dbe5..5c0c934337 100644
--- a/libvo/vo_kva.c
+++ b/libvo/vo_kva.c
@@ -568,8 +568,14 @@ static int preinit(const char *arg)
         flFrameFlags = FCF_SYSMENU    | FCF_TITLEBAR | FCF_MINMAX |
                        FCF_SIZEBORDER | FCF_TASKLIST;
     } else {
+        ULONG ulStyle;
+
         hwndParent   = HWNDFROMWINID(WinID);
         flFrameFlags = 0;
+
+        // Prevent a parent window from painting over our window
+        ulStyle = WinQueryWindowULong(hwndParent, QWL_STYLE);
+        WinSetWindowULong(hwndParent, QWL_STYLE, ulStyle | WS_CLIPCHILDREN);
     }
 
     m_int.hwndFrame =
-- 
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