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
|
/****************************************************************************
**
** 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 QtGui 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qmouseeventtransition.h"
#ifndef QT_NO_STATEMACHINE
#include "qbasicmouseeventtransition_p.h"
#include <QtCore/qstatemachine.h>
#include <QtGui/qpainterpath.h>
#include <private/qeventtransition_p.h>
QT_BEGIN_NAMESPACE
/*!
\class QMouseEventTransition
\brief The QMouseEventTransition class provides a transition for mouse events.
\since 4.6
\ingroup statemachine
QMouseEventTransition is part of \l{The State Machine Framework}.
\sa QState::addTransition()
*/
/*!
\property QMouseEventTransition::button
\brief the button that this mouse event transition is associated with
*/
/*!
\property QMouseEventTransition::modifierMask
\brief the keyboard modifier mask that this mouse event transition checks for
*/
class QMouseEventTransitionPrivate : public QEventTransitionPrivate
{
Q_DECLARE_PUBLIC(QMouseEventTransition)
public:
QMouseEventTransitionPrivate();
QBasicMouseEventTransition *transition;
};
QMouseEventTransitionPrivate::QMouseEventTransitionPrivate()
{
}
/*!
Constructs a new mouse event transition with the given \a sourceState.
*/
QMouseEventTransition::QMouseEventTransition(QState *sourceState)
: QEventTransition(*new QMouseEventTransitionPrivate, sourceState)
{
Q_D(QMouseEventTransition);
d->transition = new QBasicMouseEventTransition();
}
/*!
Constructs a new mouse event transition for events of the given \a type for
the given \a object, with the given \a button and \a sourceState.
*/
QMouseEventTransition::QMouseEventTransition(QObject *object, QEvent::Type type,
Qt::MouseButton button,
QState *sourceState)
: QEventTransition(*new QMouseEventTransitionPrivate, object, type, sourceState)
{
Q_D(QMouseEventTransition);
d->transition = new QBasicMouseEventTransition(type, button);
}
/*!
Destroys this mouse event transition.
*/
QMouseEventTransition::~QMouseEventTransition()
{
Q_D(QMouseEventTransition);
delete d->transition;
}
/*!
Returns the button that this mouse event transition checks for.
*/
Qt::MouseButton QMouseEventTransition::button() const
{
Q_D(const QMouseEventTransition);
return d->transition->button();
}
/*!
Sets the \a button that this mouse event transition will check for.
*/
void QMouseEventTransition::setButton(Qt::MouseButton button)
{
Q_D(QMouseEventTransition);
d->transition->setButton(button);
}
/*!
Returns the keyboard modifier mask that this mouse event transition checks
for.
*/
Qt::KeyboardModifiers QMouseEventTransition::modifierMask() const
{
Q_D(const QMouseEventTransition);
return d->transition->modifierMask();
}
/*!
Sets the keyboard modifier mask that this mouse event transition will
check for to \a modifierMask.
*/
void QMouseEventTransition::setModifierMask(Qt::KeyboardModifiers modifierMask)
{
Q_D(QMouseEventTransition);
d->transition->setModifierMask(modifierMask);
}
/*!
Returns the hit test path for this mouse event transition.
*/
QPainterPath QMouseEventTransition::hitTestPath() const
{
Q_D(const QMouseEventTransition);
return d->transition->hitTestPath();
}
/*!
Sets the hit test path for this mouse event transition to \a path.
If a valid path has been set, the transition will only trigger if the mouse
event position (QMouseEvent::pos()) is inside the path.
\sa QPainterPath::contains()
*/
void QMouseEventTransition::setHitTestPath(const QPainterPath &path)
{
Q_D(QMouseEventTransition);
d->transition->setHitTestPath(path);
}
/*!
\reimp
*/
bool QMouseEventTransition::eventTest(QEvent *event)
{
Q_D(const QMouseEventTransition);
if (!QEventTransition::eventTest(event))
return false;
QStateMachine::WrappedEvent *we = static_cast<QStateMachine::WrappedEvent*>(event);
d->transition->setEventType(we->event()->type());
return QAbstractTransitionPrivate::get(d->transition)->callEventTest(we->event());
}
/*!
\reimp
*/
void QMouseEventTransition::onTransition(QEvent *event)
{
QEventTransition::onTransition(event);
}
QT_END_NAMESPACE
#endif //QT_NO_STATEMACHINE
|
