blob: d2c1eed831a5d1adaf87e29fe654392ce76361ef (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
/*
treeitem.cpp
A container for items of data supplied by the simple tree model.
*/
#include <QStringList>
#include "treeitem.h"
//! [0]
TreeItem::TreeItem(const QList<QVariant> &data, TreeItem *parent)
{
parentItem = parent;
itemData = data;
}
//! [0]
//! [1]
TreeItem::~TreeItem()
{
qDeleteAll(childItems);
}
//! [1]
//! [2]
void TreeItem::appendChild(TreeItem *item)
{
childItems.append(item);
}
//! [2]
//! [3]
TreeItem *TreeItem::child(int row)
{
return childItems.value(row);
}
//! [3]
//! [4]
int TreeItem::childCount() const
{
return childItems.count();
}
//! [4]
//! [5]
int TreeItem::columnCount() const
{
return itemData.count();
}
//! [5]
//! [6]
QVariant TreeItem::data(int column) const
{
return itemData.value(column);
}
//! [6]
//! [7]
TreeItem *TreeItem::parent()
{
return parentItem;
}
//! [7]
//! [8]
int TreeItem::row() const
{
if (parentItem)
return parentItem->childItems.indexOf(const_cast<TreeItem*>(this));
return 0;
}
//! [8]
|
