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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSTANDARDITEMMODEL_P_H
#define QSTANDARDITEMMODEL_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "private/qabstractitemmodel_p.h"
#ifndef QT_NO_STANDARDITEMMODEL
#include <private/qwidgetitemdata_p.h>
#include <QtCore/qlist.h>
#include <QtCore/qpair.h>
#include <QtCore/qstack.h>
#include <QtCore/qvariant.h>
#include <QtCore/qvector.h>
QT_BEGIN_NAMESPACE
class QStandardItemPrivate
{
Q_DECLARE_PUBLIC(QStandardItem)
public:
inline QStandardItemPrivate()
: model(0),
parent(0),
rows(0),
columns(0),
q_ptr(0),
lastIndexOf(2)
{ }
virtual ~QStandardItemPrivate();
inline int childIndex(int row, int column) const {
if ((row < 0) || (column < 0)
|| (row >= rowCount()) || (column >= columnCount())) {
return -1;
}
return (row * columnCount()) + column;
}
inline int childIndex(const QStandardItem *child) {
int start = qMax(0, lastIndexOf -2);
lastIndexOf = children.indexOf(const_cast<QStandardItem*>(child), start);
if (lastIndexOf == -1 && start != 0)
lastIndexOf = children.lastIndexOf(const_cast<QStandardItem*>(child), start);
return lastIndexOf;
}
QPair<int, int> position() const;
void setChild(int row, int column, QStandardItem *item,
bool emitChanged = false);
inline int rowCount() const {
return rows;
}
inline int columnCount() const {
return columns;
}
void childDeleted(QStandardItem *child);
void setModel(QStandardItemModel *mod);
inline void setParentAndModel(
QStandardItem *par,
QStandardItemModel *mod) {
setModel(mod);
parent = par;
}
void changeFlags(bool enable, Qt::ItemFlags f);
void setItemData(const QMap<int, QVariant> &roles);
const QMap<int, QVariant> itemData() const;
bool insertRows(int row, int count, const QList<QStandardItem*> &items);
bool insertRows(int row, const QList<QStandardItem*> &items);
bool insertColumns(int column, int count, const QList<QStandardItem*> &items);
void sortChildren(int column, Qt::SortOrder order);
QStandardItemModel *model;
QStandardItem *parent;
QVector<QWidgetItemData> values;
QVector<QStandardItem*> children;
int rows;
int columns;
QStandardItem *q_ptr;
int lastIndexOf;
};
class QStandardItemModelPrivate : public QAbstractItemModelPrivate
{
Q_DECLARE_PUBLIC(QStandardItemModel)
public:
QStandardItemModelPrivate();
virtual ~QStandardItemModelPrivate();
void init();
inline QStandardItem *createItem() const {
return itemPrototype ? itemPrototype->clone() : new QStandardItem;
}
inline QStandardItem *itemFromIndex(const QModelIndex &index) const {
Q_Q(const QStandardItemModel);
if (!index.isValid())
return root.data();
if (index.model() != q)
return 0;
QStandardItem *parent = static_cast<QStandardItem*>(index.internalPointer());
if (parent == 0)
return 0;
return parent->child(index.row(), index.column());
}
void sort(QStandardItem *parent, int column, Qt::SortOrder order);
void itemChanged(QStandardItem *item);
void rowsAboutToBeInserted(QStandardItem *parent, int start, int end);
void columnsAboutToBeInserted(QStandardItem *parent, int start, int end);
void rowsAboutToBeRemoved(QStandardItem *parent, int start, int end);
void columnsAboutToBeRemoved(QStandardItem *parent, int start, int end);
void rowsInserted(QStandardItem *parent, int row, int count);
void columnsInserted(QStandardItem *parent, int column, int count);
void rowsRemoved(QStandardItem *parent, int row, int count);
void columnsRemoved(QStandardItem *parent, int column, int count);
void _q_emitItemChanged(const QModelIndex &topLeft,
const QModelIndex &bottomRight);
void decodeDataRecursive(QDataStream &stream, QStandardItem *item);
QVector<QStandardItem*> columnHeaderItems;
QVector<QStandardItem*> rowHeaderItems;
QScopedPointer<QStandardItem> root;
const QStandardItem *itemPrototype;
int sortRole;
};
QT_END_NAMESPACE
#endif // QT_NO_STANDARDITEMMODEL
#endif // QSTANDARDITEMMODEL_P_H
|
