From 6afe5b36ec5cb4db3b39dbfb44b90a96919759ea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=A9=20van=20Geldorp?= <ge@gse.nl>
Date: Thu, 15 Jan 2004 20:59:35 +0000
Subject: [PATCH] Patch by Filip Navara. - Work on correctly activating the MDI
 child windows.

svn path=/trunk/; revision=7657
---
 reactos/lib/user32/windows/nonclient.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/reactos/lib/user32/windows/nonclient.c b/reactos/lib/user32/windows/nonclient.c
index 77afc656437..57f6ecc8284 100644
--- a/reactos/lib/user32/windows/nonclient.c
+++ b/reactos/lib/user32/windows/nonclient.c
@@ -280,7 +280,16 @@ DefWndNCPaint(HWND hWnd, HRGN hRgn)
    }
 
    ExStyle = GetWindowLongW(hWnd, GWL_EXSTYLE);
-   Active = (GetForegroundWindow() == hWnd);
+   if (ExStyle & WS_EX_MDICHILD)
+   {
+      Active = IsChild(GetForegroundWindow(), hWnd);
+      if (Active)
+         Active = (hWnd == (HWND)SendMessageW(GetParent(hWnd), WM_MDIGETACTIVE, 0, 0));
+   }
+   else
+   {
+      Active = (GetForegroundWindow() == hWnd);
+   }
    GetWindowRect(hWnd, &WindowRect);
    GetClientRect(hWnd, &ClientRect);