source: trunk/examples/graphicsview/diagramscene/diagramtextitem.cpp@ 858

Last change on this file since 858 was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

File size: 3.0 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the examples of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:BSD$
10** You may use this file under the terms of the BSD license as follows:
11**
12** "Redistribution and use in source and binary forms, with or without
13** modification, are permitted provided that the following conditions are
14** met:
15** * Redistributions of source code must retain the above copyright
16** notice, this list of conditions and the following disclaimer.
17** * Redistributions in binary form must reproduce the above copyright
18** notice, this list of conditions and the following disclaimer in
19** the documentation and/or other materials provided with the
20** distribution.
21** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
22** the names of its contributors may be used to endorse or promote
23** products derived from this software without specific prior written
24** permission.
25**
26** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
37** $QT_END_LICENSE$
38**
39****************************************************************************/
40
41#include <QtGui>
42
43#include "diagramtextitem.h"
44#include "diagramscene.h"
45
46//! [0]
47DiagramTextItem::DiagramTextItem(QGraphicsItem *parent, QGraphicsScene *scene)
48 : QGraphicsTextItem(parent, scene)
49{
50 setFlag(QGraphicsItem::ItemIsMovable);
51 setFlag(QGraphicsItem::ItemIsSelectable);
52}
53//! [0]
54
55//! [1]
56QVariant DiagramTextItem::itemChange(GraphicsItemChange change,
57 const QVariant &value)
58{
59 if (change == QGraphicsItem::ItemSelectedHasChanged)
60 emit selectedChange(this);
61 return value;
62}
63//! [1]
64
65//! [2]
66void DiagramTextItem::focusOutEvent(QFocusEvent *event)
67{
68 setTextInteractionFlags(Qt::NoTextInteraction);
69 emit lostFocus(this);
70 QGraphicsTextItem::focusOutEvent(event);
71}
72//! [2]
73
74//! [5]
75void DiagramTextItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
76{
77 if (textInteractionFlags() == Qt::NoTextInteraction)
78 setTextInteractionFlags(Qt::TextEditorInteraction);
79 QGraphicsTextItem::mouseDoubleClickEvent(event);
80}
81//! [5]
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