From 8b3ec15978a05a27b2a8856e7b650815328d8cad Mon Sep 17 00:00:00 2001
From: Andrea Diamantini <adjam7@gmail.com>
Date: Tue, 12 Feb 2013 16:23:10 +0100
Subject: Double check (event) filtered window && window list

BUG: 312990
---
 src/application.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/application.cpp b/src/application.cpp
index f55174d0..19f5b756 100644
--- a/src/application.cpp
+++ b/src/application.cpp
@@ -462,7 +462,9 @@ bool Application::eventFilter(QObject* watched, QEvent* event)
         TabWindow *window = qobject_cast<TabWindow*>(watched);
         if (window)
         {
-            if (m_tabWindows.at(0).data() != window)
+            if (!m_tabWindows.isEmpty() 
+                && m_tabWindows.at(0) 
+                && m_tabWindows.at(0).data() != window)
             {
                 int index = m_tabWindows.indexOf(QWeakPointer<TabWindow>(window));
                 Q_ASSERT(index != -1);
-- 
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