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
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTREEWIDGETITEMITERATOR_H
#define QTREEWIDGETITEMITERATOR_H
#include <QtCore/qglobal.h>
#include <QtCore/qscopedpointer.h>
QT_BEGIN_NAMESPACE
#ifndef QT_NO_TREEWIDGET
class QTreeWidget;
class QTreeWidgetItem;
class QTreeModel;
class QTreeWidgetItemIteratorPrivate;
class Q_WIDGETS_EXPORT QTreeWidgetItemIterator
{
friend class QTreeModel;
public:
enum IteratorFlag {
All = 0x00000000,
Hidden = 0x00000001,
NotHidden = 0x00000002,
Selected = 0x00000004,
Unselected = 0x00000008,
Selectable = 0x00000010,
NotSelectable = 0x00000020,
DragEnabled = 0x00000040,
DragDisabled = 0x00000080,
DropEnabled = 0x00000100,
DropDisabled = 0x00000200,
HasChildren = 0x00000400,
NoChildren = 0x00000800,
Checked = 0x00001000,
NotChecked = 0x00002000,
Enabled = 0x00004000,
Disabled = 0x00008000,
Editable = 0x00010000,
NotEditable = 0x00020000,
UserFlag = 0x01000000 // The first flag that can be used by the user.
};
Q_DECLARE_FLAGS(IteratorFlags, IteratorFlag)
QTreeWidgetItemIterator(const QTreeWidgetItemIterator &it);
explicit QTreeWidgetItemIterator(QTreeWidget *widget, IteratorFlags flags = All);
explicit QTreeWidgetItemIterator(QTreeWidgetItem *item, IteratorFlags flags = All);
~QTreeWidgetItemIterator();
QTreeWidgetItemIterator &operator=(const QTreeWidgetItemIterator &it);
QTreeWidgetItemIterator &operator++();
inline const QTreeWidgetItemIterator operator++(int);
inline QTreeWidgetItemIterator &operator+=(int n);
QTreeWidgetItemIterator &operator--();
inline const QTreeWidgetItemIterator operator--(int);
inline QTreeWidgetItemIterator &operator-=(int n);
inline QTreeWidgetItem *operator*() const;
private:
bool matchesFlags(const QTreeWidgetItem *item) const;
QScopedPointer<QTreeWidgetItemIteratorPrivate> d_ptr;
QTreeWidgetItem *current;
IteratorFlags flags;
Q_DECLARE_PRIVATE(QTreeWidgetItemIterator)
};
inline const QTreeWidgetItemIterator QTreeWidgetItemIterator::operator++(int)
{
QTreeWidgetItemIterator it = *this;
++(*this);
return it;
}
inline const QTreeWidgetItemIterator QTreeWidgetItemIterator::operator--(int)
{
QTreeWidgetItemIterator it = *this;
--(*this);
return it;
}
inline QTreeWidgetItemIterator &QTreeWidgetItemIterator::operator+=(int n)
{
if (n < 0)
return (*this) -= (-n);
while (current && n--)
++(*this);
return *this;
}
inline QTreeWidgetItemIterator &QTreeWidgetItemIterator::operator-=(int n)
{
if (n < 0)
return (*this) += (-n);
while (current && n--)
--(*this);
return *this;
}
inline QTreeWidgetItem *QTreeWidgetItemIterator::operator*() const
{
return current;
}
Q_DECLARE_OPERATORS_FOR_FLAGS(QTreeWidgetItemIterator::IteratorFlags)
QT_END_NAMESPACE
#endif // QT_NO_TREEWIDGET
#endif // QTREEWIDGETITEMITERATOR_H
|
