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
|
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative 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 QSGVISUALDATAMODEL_P_H
#define QSGVISUALDATAMODEL_P_H
#include <private/qsgvisualitemmodel_p.h>
#include <QtCore/qabstractitemmodel.h>
QT_BEGIN_HEADER
Q_DECLARE_METATYPE(QModelIndex)
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class QDeclarativeComponent;
class QDeclarativePackage;
class QSGVisualDataModelPrivate;
class Q_DECLARATIVE_EXPORT QSGVisualDataModel : public QSGVisualModel
{
Q_OBJECT
Q_DECLARE_PRIVATE(QSGVisualDataModel)
Q_PROPERTY(QVariant model READ model WRITE setModel)
Q_PROPERTY(QDeclarativeComponent *delegate READ delegate WRITE setDelegate)
Q_PROPERTY(QObject *parts READ parts CONSTANT)
Q_PROPERTY(QVariant rootIndex READ rootIndex WRITE setRootIndex NOTIFY rootIndexChanged)
Q_CLASSINFO("DefaultProperty", "delegate")
public:
QSGVisualDataModel();
QSGVisualDataModel(QDeclarativeContext *, QObject *parent=0);
virtual ~QSGVisualDataModel();
QVariant model() const;
void setModel(const QVariant &);
QDeclarativeComponent *delegate() const;
void setDelegate(QDeclarativeComponent *);
QVariant rootIndex() const;
void setRootIndex(const QVariant &root);
Q_INVOKABLE QVariant modelIndex(int idx) const;
Q_INVOKABLE QVariant parentModelIndex() const;
int count() const;
bool isValid() const { return delegate() != 0; }
QSGItem *item(int index, bool complete=true);
ReleaseFlags release(QSGItem *item);
bool completePending() const;
void completeItem();
virtual QString stringValue(int index, const QString &role);
virtual void setWatchedRoles(QList<QByteArray> roles);
int indexOf(QSGItem *item, QObject *objectContext) const;
QObject *parts();
bool event(QEvent *);
Q_SIGNALS:
void createdPackage(int index, QDeclarativePackage *package);
void destroyingPackage(QDeclarativePackage *package);
void rootIndexChanged();
private Q_SLOTS:
void _q_itemsChanged(int index, int count);
void _q_itemsInserted(int index, int count);
void _q_itemsRemoved(int index, int count);
void _q_itemsMoved(int from, int to, int count);
void _q_modelReset(int oldCount, int newCount);
private:
Q_DISABLE_COPY(QSGVisualDataModel)
};
QT_END_NAMESPACE
QML_DECLARE_TYPE(QSGVisualDataModel)
QT_END_HEADER
#endif // QSGVISUALDATAMODEL_P_H
|