From 7f2c9d716cba375ee3e576513898a39b3f2c39a5 Mon Sep 17 00:00:00 2001
From: Martin Jones <martin.jones@nokia.com>
Date: Wed, 4 Aug 2010 12:45:10 +1000
Subject: Don't crash if an item is removed from the scene while it is gaining
 focus. If the item is removed from the scene in response to the FocusOut
 event of the previous item don't continue attempting to set focus.

Task-number: QTBUG-12620
Reviewed-by: Michael Brasser
---
 src/gui/graphicsview/qgraphicsscene.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 48a0093..a98ce6f 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -831,6 +831,11 @@ void QGraphicsScenePrivate::setFocusItemHelper(QGraphicsItem *item,
 #endif //QT_NO_IM
     }
 
+    // This handles the case that the item has been removed from the
+    // scene in response to the FocusOut event.
+    if (item && item->scene() != q)
+        item = 0;
+
     if (item)
         focusItem = item;
     updateInputMethodSensitivityInViews();
-- 
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