diff -r 000000000000 -r 1918ee327afb examples/graphicsview/diagramscene/diagramtextitem.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/graphicsview/diagramscene/diagramtextitem.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,82 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#include "diagramtextitem.h"
+#include "diagramscene.h"
+
+//! [0]
+DiagramTextItem::DiagramTextItem(QGraphicsItem *parent, QGraphicsScene *scene)
+    : QGraphicsTextItem(parent, scene)
+{
+    setFlag(QGraphicsItem::ItemIsMovable);
+    setFlag(QGraphicsItem::ItemIsSelectable);
+}
+//! [0]
+
+//! [1]
+QVariant DiagramTextItem::itemChange(GraphicsItemChange change,
+                     const QVariant &value)
+{
+    if (change == QGraphicsItem::ItemSelectedHasChanged)
+        emit selectedChange(this);
+    return value;
+}
+//! [1]
+
+//! [2]
+void DiagramTextItem::focusOutEvent(QFocusEvent *event)
+{
+    setTextInteractionFlags(Qt::NoTextInteraction);
+    emit lostFocus(this);
+    QGraphicsTextItem::focusOutEvent(event);
+}
+//! [2]
+
+//! [5]
+void DiagramTextItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
+{
+    if (textInteractionFlags() == Qt::NoTextInteraction)
+        setTextInteractionFlags(Qt::TextEditorInteraction);
+    QGraphicsTextItem::mouseDoubleClickEvent(event);
+}
+//! [5]