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
|
/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: qt-info@nokia.com
**
** This software, including documentation, is protected by copyright
** controlled by Nokia Corporation. You may use this software in
** accordance with the terms and conditions contained in the Qt Phone
** Demo License Agreement.
**
****************************************************************************/
#ifndef MODEL_H
#define MODEL_H
#include <QObject>
#include <QHash>
#include <QVariant>
class AbstractModel : public QObject
{
Q_OBJECT
public:
AbstractModel(QObject *parent = 0);
virtual int count() const = 0;
virtual QVariant data(int index, const QString &role) const = 0;
signals:
void updated();
void itemAdded(int index);
void itemChanged(int index);
void itemRemoved(int index);
void itemMoved(int oldIndex, int newIndex);
};
class StandardModel : public AbstractModel
{
Q_OBJECT
public:
StandardModel(QObject *parent = 0);
void clear();
int count() const;
void append(const QHash<QString, QVariant> &values);
void insert(int index, const QHash<QString, QVariant> &values);
void remove(int index);
void move(int from, int to);
QVariant data(int index, const QString &role) const;
void setData(int index, const QString &role, const QVariant &value);
void setData(int index, const QHash<QString, QVariant> &values);
private:
QList<QHash<QString, QVariant> > m_items;
};
#endif
|
