From 96f82ff22e78e1d0cea2e880d15e09036216f876 Mon Sep 17 00:00:00 2001
From: Colin Harrison <colin.harrison@virgin.net>
Date: Mon, 9 Apr 2012 15:48:08 +0100
Subject: If a window has had its taskbar button removed, disable its minimize
 button to prevent it becoming lost

---
 hw/xwin/winmultiwindowwm.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/xwin/winmultiwindowwm.c b/hw/xwin/winmultiwindowwm.c
index a33d17eae..5eae76dba 100644
--- a/hw/xwin/winmultiwindowwm.c
+++ b/hw/xwin/winmultiwindowwm.c
@@ -1961,6 +1961,9 @@ winApplyHints (Display *pDisplay, Window iWindow, HWND hWnd, HWND *zstyle)
   if (hint & HINT_NOSYSMENU)
     style = style & ~WS_SYSMENU;
 
+  if (hint & HINT_SKIPTASKBAR)
+    style = style & ~WS_MINIMIZEBOX; /* window will become lost if minimized */
+
   SetWindowLongPtr (hWnd, GWL_STYLE, style);
 
   /* now we have iTaskbar, use that as well */
-- 
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