source: trunk/examples/itemviews/simpledommodel/domitem.cpp@ 651

Last change on this file since 651 was 651, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.2 sources.

File size: 2.9 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2010 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** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include <QtXml>
43
44#include "domitem.h"
45
46//! [0]
47DomItem::DomItem(QDomNode &node, int row, DomItem *parent)
48{
49 domNode = node;
50//! [0]
51 // Record the item's location within its parent.
52//! [1]
53 rowNumber = row;
54 parentItem = parent;
55}
56//! [1]
57
58//! [2]
59DomItem::~DomItem()
60{
61 QHash<int,DomItem*>::iterator it;
62 for (it = childItems.begin(); it != childItems.end(); ++it)
63 delete it.value();
64}
65//! [2]
66
67//! [3]
68QDomNode DomItem::node() const
69{
70 return domNode;
71}
72//! [3]
73
74//! [4]
75DomItem *DomItem::parent()
76{
77 return parentItem;
78}
79//! [4]
80
81//! [5]
82DomItem *DomItem::child(int i)
83{
84 if (childItems.contains(i))
85 return childItems[i];
86
87 if (i >= 0 && i < domNode.childNodes().count()) {
88 QDomNode childNode = domNode.childNodes().item(i);
89 DomItem *childItem = new DomItem(childNode, i, this);
90 childItems[i] = childItem;
91 return childItem;
92 }
93 return 0;
94}
95//! [5]
96
97//! [6]
98int DomItem::row()
99{
100 return rowNumber;
101}
102//! [6]
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