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
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
|
/****************************************************************************
**
** 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 QDECLARATIVEPATHVIEW_H
#define QDECLARATIVEPATHVIEW_H
#include "qdeclarativeitem.h"
#include "private/qdeclarativepath_p.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class QDeclarativePathViewPrivate;
class QDeclarativePathViewAttached;
class Q_AUTOTEST_EXPORT QDeclarativePathView : public QDeclarativeItem
{
Q_OBJECT
Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged)
Q_PROPERTY(QDeclarativePath *path READ path WRITE setPath NOTIFY pathChanged)
Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
Q_PROPERTY(qreal offset READ offset WRITE setOffset NOTIFY offsetChanged)
Q_PROPERTY(QDeclarativeComponent *highlight READ highlight WRITE setHighlight NOTIFY highlightChanged)
Q_PROPERTY(QDeclarativeItem *highlightItem READ highlightItem NOTIFY highlightItemChanged)
Q_PROPERTY(qreal preferredHighlightBegin READ preferredHighlightBegin WRITE setPreferredHighlightBegin NOTIFY preferredHighlightBeginChanged)
Q_PROPERTY(qreal preferredHighlightEnd READ preferredHighlightEnd WRITE setPreferredHighlightEnd NOTIFY preferredHighlightEndChanged)
Q_PROPERTY(HighlightRangeMode highlightRangeMode READ highlightRangeMode WRITE setHighlightRangeMode NOTIFY highlightRangeModeChanged)
Q_PROPERTY(int highlightMoveDuration READ highlightMoveDuration WRITE setHighlightMoveDuration NOTIFY highlightMoveDurationChanged)
Q_PROPERTY(qreal dragMargin READ dragMargin WRITE setDragMargin NOTIFY dragMarginChanged)
Q_PROPERTY(qreal flickDeceleration READ flickDeceleration WRITE setFlickDeceleration NOTIFY flickDecelerationChanged)
Q_PROPERTY(bool interactive READ isInteractive WRITE setInteractive NOTIFY interactiveChanged)
Q_PROPERTY(bool moving READ isMoving NOTIFY movingChanged)
Q_PROPERTY(bool flicking READ isFlicking NOTIFY flickingChanged)
Q_PROPERTY(int count READ count NOTIFY countChanged)
Q_PROPERTY(QDeclarativeComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged)
Q_PROPERTY(int pathItemCount READ pathItemCount WRITE setPathItemCount NOTIFY pathItemCountChanged)
Q_ENUMS(HighlightRangeMode)
public:
QDeclarativePathView(QDeclarativeItem *parent=0);
virtual ~QDeclarativePathView();
QVariant model() const;
void setModel(const QVariant &);
QDeclarativePath *path() const;
void setPath(QDeclarativePath *);
int currentIndex() const;
void setCurrentIndex(int idx);
qreal offset() const;
void setOffset(qreal offset);
QDeclarativeComponent *highlight() const;
void setHighlight(QDeclarativeComponent *highlight);
QDeclarativeItem *highlightItem();
enum HighlightRangeMode { NoHighlightRange, ApplyRange, StrictlyEnforceRange };
HighlightRangeMode highlightRangeMode() const;
void setHighlightRangeMode(HighlightRangeMode mode);
qreal preferredHighlightBegin() const;
void setPreferredHighlightBegin(qreal);
qreal preferredHighlightEnd() const;
void setPreferredHighlightEnd(qreal);
int highlightMoveDuration() const;
void setHighlightMoveDuration(int);
qreal dragMargin() const;
void setDragMargin(qreal margin);
qreal flickDeceleration() const;
void setFlickDeceleration(qreal dec);
bool isInteractive() const;
void setInteractive(bool);
bool isMoving() const;
bool isFlicking() const;
int count() const;
QDeclarativeComponent *delegate() const;
void setDelegate(QDeclarativeComponent *);
int pathItemCount() const;
void setPathItemCount(int);
static QDeclarativePathViewAttached *qmlAttachedProperties(QObject *);
public Q_SLOTS:
void incrementCurrentIndex();
void decrementCurrentIndex();
Q_SIGNALS:
void currentIndexChanged();
void offsetChanged();
void modelChanged();
void countChanged();
void pathChanged();
void preferredHighlightBeginChanged();
void preferredHighlightEndChanged();
void highlightRangeModeChanged();
void dragMarginChanged();
void snapPositionChanged();
void delegateChanged();
void pathItemCountChanged();
void flickDecelerationChanged();
void interactiveChanged();
void movingChanged();
void flickingChanged();
void highlightChanged();
void highlightItemChanged();
void highlightMoveDurationChanged();
void movementStarted();
void movementEnded();
void flickStarted();
void flickEnded();
protected:
void mousePressEvent(QGraphicsSceneMouseEvent *event);
void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
void mouseReleaseEvent(QGraphicsSceneMouseEvent *);
bool sendMouseEvent(QGraphicsSceneMouseEvent *event);
bool sceneEventFilter(QGraphicsItem *, QEvent *);
bool event(QEvent *event);
void componentComplete();
private Q_SLOTS:
void refill();
void ticked();
void movementEnding();
void itemsInserted(int index, int count);
void itemsRemoved(int index, int count);
void itemsMoved(int,int,int);
void modelReset();
void createdItem(int index, QDeclarativeItem *item);
void destroyingItem(QDeclarativeItem *item);
void pathUpdated();
private:
friend class QDeclarativePathViewAttached;
Q_DISABLE_COPY(QDeclarativePathView)
Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QDeclarativePathView)
};
class QDeclarativeOpenMetaObject;
class QDeclarativePathViewAttached : public QObject
{
Q_OBJECT
Q_PROPERTY(QDeclarativePathView *view READ view CONSTANT)
Q_PROPERTY(bool isCurrentItem READ isCurrentItem NOTIFY currentItemChanged)
Q_PROPERTY(bool onPath READ isOnPath NOTIFY pathChanged)
public:
QDeclarativePathViewAttached(QObject *parent);
~QDeclarativePathViewAttached();
QDeclarativePathView *view() { return m_view; }
bool isCurrentItem() const { return m_isCurrent; }
void setIsCurrentItem(bool c) {
if (m_isCurrent != c) {
m_isCurrent = c;
emit currentItemChanged();
}
}
QVariant value(const QByteArray &name) const;
void setValue(const QByteArray &name, const QVariant &val);
bool isOnPath() const { return m_onPath; }
void setOnPath(bool on) {
if (on != m_onPath) {
m_onPath = on;
emit pathChanged();
}
}
qreal m_percent;
Q_SIGNALS:
void currentItemChanged();
void pathChanged();
private:
friend class QDeclarativePathViewPrivate;
friend class QDeclarativePathView;
QDeclarativePathView *m_view;
QDeclarativeOpenMetaObject *m_metaobject;
bool m_onPath : 1;
bool m_isCurrent : 1;
};
QT_END_NAMESPACE
QML_DECLARE_TYPE(QDeclarativePathView)
QML_DECLARE_TYPEINFO(QDeclarativePathView, QML_HAS_ATTACHED_PROPERTIES)
QT_END_HEADER
#endif // QDECLARATIVEPATHVIEW_H
|
