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/****************************************************************************
**
** 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 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 "qbasicmouseeventtransition_p.h"
#ifndef QT_NO_STATEMACHINE
#include <QtGui/qevent.h>
#include <QtGui/qpainterpath.h>
#include <qdebug.h>
#include <private/qabstracttransition_p.h>
QT_BEGIN_NAMESPACE
/*!
\internal
\class QBasicMouseEventTransition
\since 4.6
\ingroup statemachine
\brief The QBasicMouseEventTransition class provides a transition for Qt mouse events.
*/
class QBasicMouseEventTransitionPrivate : public QAbstractTransitionPrivate
{
Q_DECLARE_PUBLIC(QBasicMouseEventTransition)
public:
QBasicMouseEventTransitionPrivate();
static QBasicMouseEventTransitionPrivate *get(QBasicMouseEventTransition *q);
QEvent::Type eventType;
Qt::MouseButton button;
Qt::KeyboardModifiers modifiersMask;
QPainterPath path;
};
QBasicMouseEventTransitionPrivate::QBasicMouseEventTransitionPrivate()
{
eventType = QEvent::None;
button = Qt::NoButton;
}
QBasicMouseEventTransitionPrivate *QBasicMouseEventTransitionPrivate::get(QBasicMouseEventTransition *q)
{
return q->d_func();
}
/*!
Constructs a new mouse event transition with the given \a sourceState.
*/
QBasicMouseEventTransition::QBasicMouseEventTransition(QState *sourceState)
: QAbstractTransition(*new QBasicMouseEventTransitionPrivate, sourceState)
{
}
/*!
Constructs a new mouse event transition for events of the given \a type.
*/
QBasicMouseEventTransition::QBasicMouseEventTransition(QEvent::Type type,
Qt::MouseButton button,
QState *sourceState)
: QAbstractTransition(*new QBasicMouseEventTransitionPrivate, sourceState)
{
Q_D(QBasicMouseEventTransition);
d->eventType = type;
d->button = button;
}
/*!
Destroys this mouse event transition.
*/
QBasicMouseEventTransition::~QBasicMouseEventTransition()
{
}
/*!
Returns the event type that this mouse event transition is associated with.
*/
QEvent::Type QBasicMouseEventTransition::eventType() const
{
Q_D(const QBasicMouseEventTransition);
return d->eventType;
}
/*!
Sets the event \a type that this mouse event transition is associated with.
*/
void QBasicMouseEventTransition::setEventType(QEvent::Type type)
{
Q_D(QBasicMouseEventTransition);
d->eventType = type;
}
/*!
Returns the button that this mouse event transition checks for.
*/
Qt::MouseButton QBasicMouseEventTransition::button() const
{
Q_D(const QBasicMouseEventTransition);
return d->button;
}
/*!
Sets the button that this mouse event transition will check for.
*/
void QBasicMouseEventTransition::setButton(Qt::MouseButton button)
{
Q_D(QBasicMouseEventTransition);
d->button = button;
}
/*!
Returns the keyboard modifiers mask that this mouse event transition checks
for.
*/
Qt::KeyboardModifiers QBasicMouseEventTransition::modifiersMask() const
{
Q_D(const QBasicMouseEventTransition);
return d->modifiersMask;
}
/*!
Sets the keyboard modifiers mask that this mouse event transition will check
for.
*/
void QBasicMouseEventTransition::setModifiersMask(Qt::KeyboardModifiers modifiersMask)
{
Q_D(QBasicMouseEventTransition);
d->modifiersMask = modifiersMask;
}
/*!
Returns the path for this mouse event transition.
*/
QPainterPath QBasicMouseEventTransition::path() const
{
Q_D(const QBasicMouseEventTransition);
return d->path;
}
/*!
Sets the path for this mouse event transition.
*/
void QBasicMouseEventTransition::setPath(const QPainterPath &path)
{
Q_D(QBasicMouseEventTransition);
d->path = path;
}
/*!
\reimp
*/
bool QBasicMouseEventTransition::eventTest(QEvent *event)
{
Q_D(const QBasicMouseEventTransition);
if (event->type() == d->eventType) {
QMouseEvent *me = static_cast<QMouseEvent*>(event);
return (me->button() == d->button)
&& ((me->modifiers() & d->modifiersMask) == d->modifiersMask)
&& (d->path.isEmpty() || d->path.contains(me->pos()));
}
return false;
}
/*!
\reimp
*/
void QBasicMouseEventTransition::onTransition(QEvent *)
{
}
QT_END_NAMESPACE
#endif //QT_NO_STATEMACHINE
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