summaryrefslogtreecommitdiffstats
path: root/src/declarative/graphicsitems/qmlgraphicslistview_p.h
blob: 3f4643476b7ad454e2c68abf15397b9461b95168 (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
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
/****************************************************************************
**
** Copyright (C) 2009 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QMLGRAPHICSLISTVIEW_H
#define QMLGRAPHICSLISTVIEW_H

#include <private/qmlgraphicsflickable_p.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)


class QmlGraphicsVisualModel;
class QmlGraphicsListViewAttached;
class QmlGraphicsListViewPrivate;
class Q_DECLARATIVE_EXPORT QmlGraphicsListView : public QmlGraphicsFlickable
{
    Q_OBJECT
    Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QmlGraphicsListView)

    Q_PROPERTY(QVariant model READ model WRITE setModel)
    Q_PROPERTY(QmlComponent *delegate READ delegate WRITE setDelegate)
    Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
    Q_PROPERTY(QmlGraphicsItem *currentItem READ currentItem NOTIFY currentIndexChanged)
    Q_PROPERTY(int count READ count NOTIFY countChanged)

    Q_PROPERTY(QmlComponent *highlight READ highlight WRITE setHighlight)
    Q_PROPERTY(bool highlightFollowsCurrentItem READ highlightFollowsCurrentItem WRITE setHighlightFollowsCurrentItem)
    Q_PROPERTY(qreal highlightMoveSpeed READ highlightMoveSpeed WRITE setHighlightMoveSpeed NOTIFY highlightMoveSpeedChanged)
    Q_PROPERTY(qreal highlightResizeSpeed READ highlightResizeSpeed WRITE setHighlightResizeSpeed NOTIFY highlightResizeSpeedChanged)

    Q_PROPERTY(qreal preferredHighlightBegin READ preferredHighlightBegin WRITE setPreferredHighlightBegin)
    Q_PROPERTY(qreal preferredHighlightEnd READ preferredHighlightEnd WRITE setPreferredHighlightEnd)
    Q_PROPERTY(HighlightRangeMode highlightRangeMode READ highlightRangeMode WRITE setHighlightRangeMode)

    Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing NOTIFY spacingChanged)
    Q_PROPERTY(Orientation orientation READ orientation WRITE setOrientation NOTIFY orientationChanged)
    Q_PROPERTY(bool keyNavigationWraps READ isWrapEnabled WRITE setWrapEnabled)
    Q_PROPERTY(int cacheBuffer READ cacheBuffer WRITE setCacheBuffer)
    Q_PROPERTY(QString sectionExpression READ sectionExpression WRITE setSectionExpression NOTIFY sectionExpressionChanged)
    Q_PROPERTY(QString currentSection READ currentSection NOTIFY currentSectionChanged)

    Q_ENUMS(HighlightRangeMode)
    Q_ENUMS(Orientation)
    Q_CLASSINFO("DefaultProperty", "data")

public:
    QmlGraphicsListView(QmlGraphicsItem *parent=0);
    ~QmlGraphicsListView();

    QVariant model() const;
    void setModel(const QVariant &);

    QmlComponent *delegate() const;
    void setDelegate(QmlComponent *);

    int currentIndex() const;
    void setCurrentIndex(int idx);

    QmlGraphicsItem *currentItem();
    int count() const;

    QmlComponent *highlight() const;
    void setHighlight(QmlComponent *highlight);

    bool highlightFollowsCurrentItem() const;
    void setHighlightFollowsCurrentItem(bool);

    enum HighlightRangeMode { NoHighlightRange, ApplyRange, StrictlyEnforceRange };
    HighlightRangeMode highlightRangeMode() const;
    void setHighlightRangeMode(HighlightRangeMode mode);

    qreal preferredHighlightBegin() const;
    void setPreferredHighlightBegin(qreal);

    qreal preferredHighlightEnd() const;
    void setPreferredHighlightEnd(qreal);

    qreal spacing() const;
    void setSpacing(qreal spacing);

    enum Orientation { Horizontal = Qt::Horizontal, Vertical = Qt::Vertical };
    Orientation orientation() const;
    void setOrientation(Orientation);

    bool isWrapEnabled() const;
    void setWrapEnabled(bool);

    int cacheBuffer() const;
    void setCacheBuffer(int);

    QString sectionExpression() const;
    void setSectionExpression(const QString &);
    QString currentSection() const;

    qreal highlightMoveSpeed() const;
    void setHighlightMoveSpeed(qreal);

    qreal highlightResizeSpeed() const;
    void setHighlightResizeSpeed(qreal);

    static QmlGraphicsListViewAttached *qmlAttachedProperties(QObject *);

public Q_SLOTS:
    void incrementCurrentIndex();
    void decrementCurrentIndex();

Q_SIGNALS:
    void countChanged();
    void spacingChanged();
    void orientationChanged();
    void currentIndexChanged();
    void currentSectionChanged();
    void sectionExpressionChanged();
    void highlightMoveSpeedChanged();
    void highlightResizeSpeedChanged();

protected:
    virtual void viewportMoved();
    virtual qreal minYExtent() const;
    virtual qreal maxYExtent() const;
    virtual qreal minXExtent() const;
    virtual qreal maxXExtent() const;
    virtual void keyPressEvent(QKeyEvent *);
    virtual void componentComplete();

private Q_SLOTS:
    void refill();
    void trackedPositionChanged();
    void itemResized();
    void itemsInserted(int index, int count);
    void itemsRemoved(int index, int count);
    void itemsMoved(int from, int to, int count);
    void destroyRemoved();
    void createdItem(int index, QmlGraphicsItem *item);
    void destroyingItem(QmlGraphicsItem *item);
    void animStopped();
};

QT_END_NAMESPACE

QML_DECLARE_TYPEINFO(QmlGraphicsListView, QML_HAS_ATTACHED_PROPERTIES)
QML_DECLARE_TYPE(QmlGraphicsListView)

QT_END_HEADER

#endif