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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 "qbasickeyeventtransition_p.h"
#ifndef QT_NO_STATEMACHINE
#include <QtGui/qevent.h>
#include <qdebug.h>
#include <private/qabstracttransition_p.h>
QT_BEGIN_NAMESPACE
/*!
\internal
\class QBasicKeyEventTransition
\since 4.6
\ingroup statemachine
\brief The QBasicKeyEventTransition class provides a transition for Qt key events.
*/
class QBasicKeyEventTransitionPrivate : public QAbstractTransitionPrivate
{
Q_DECLARE_PUBLIC(QBasicKeyEventTransition)
public:
QBasicKeyEventTransitionPrivate();
static QBasicKeyEventTransitionPrivate *get(QBasicKeyEventTransition *q);
QEvent::Type eventType;
int key;
Qt::KeyboardModifiers modifierMask;
};
QBasicKeyEventTransitionPrivate::QBasicKeyEventTransitionPrivate()
{
eventType = QEvent::None;
key = 0;
modifierMask = Qt::NoModifier;
}
QBasicKeyEventTransitionPrivate *QBasicKeyEventTransitionPrivate::get(QBasicKeyEventTransition *q)
{
return q->d_func();
}
/*!
Constructs a new key event transition with the given \a sourceState.
*/
QBasicKeyEventTransition::QBasicKeyEventTransition(QState *sourceState)
: QAbstractTransition(*new QBasicKeyEventTransitionPrivate, sourceState)
{
}
/*!
Constructs a new event transition for events of the given \a type for the
given \a key, with the given \a sourceState.
*/
QBasicKeyEventTransition::QBasicKeyEventTransition(QEvent::Type type, int key,
QState *sourceState)
: QAbstractTransition(*new QBasicKeyEventTransitionPrivate, sourceState)
{
Q_D(QBasicKeyEventTransition);
d->eventType = type;
d->key = key;
}
/*!
Constructs a new event transition for events of the given \a type for the
given \a key, with the given \a modifierMask and \a sourceState.
*/
QBasicKeyEventTransition::QBasicKeyEventTransition(QEvent::Type type, int key,
Qt::KeyboardModifiers modifierMask,
QState *sourceState)
: QAbstractTransition(*new QBasicKeyEventTransitionPrivate, sourceState)
{
Q_D(QBasicKeyEventTransition);
d->eventType = type;
d->key = key;
d->modifierMask = modifierMask;
}
/*!
Destroys this event transition.
*/
QBasicKeyEventTransition::~QBasicKeyEventTransition()
{
}
/*!
Returns the event type that this key event transition is associated with.
*/
QEvent::Type QBasicKeyEventTransition::eventType() const
{
Q_D(const QBasicKeyEventTransition);
return d->eventType;
}
/*!
Sets the event \a type that this key event transition is associated with.
*/
void QBasicKeyEventTransition::setEventType(QEvent::Type type)
{
Q_D(QBasicKeyEventTransition);
d->eventType = type;
}
/*!
Returns the key that this key event transition checks for.
*/
int QBasicKeyEventTransition::key() const
{
Q_D(const QBasicKeyEventTransition);
return d->key;
}
/*!
Sets the key that this key event transition will check for.
*/
void QBasicKeyEventTransition::setKey(int key)
{
Q_D(QBasicKeyEventTransition);
d->key = key;
}
/*!
Returns the keyboard modifier mask that this key event transition checks
for.
*/
Qt::KeyboardModifiers QBasicKeyEventTransition::modifierMask() const
{
Q_D(const QBasicKeyEventTransition);
return d->modifierMask;
}
/*!
Sets the keyboard modifier mask that this key event transition will check
for.
*/
void QBasicKeyEventTransition::setModifierMask(Qt::KeyboardModifiers modifierMask)
{
Q_D(QBasicKeyEventTransition);
d->modifierMask = modifierMask;
}
/*!
\reimp
*/
bool QBasicKeyEventTransition::eventTest(QEvent *event)
{
Q_D(const QBasicKeyEventTransition);
if (event->type() == d->eventType) {
QKeyEvent *ke = static_cast<QKeyEvent*>(event);
return (ke->key() == d->key)
&& ((ke->modifiers() & d->modifierMask) == d->modifierMask);
}
return false;
}
/*!
\reimp
*/
void QBasicKeyEventTransition::onTransition(QEvent *)
{
}
QT_END_NAMESPACE
#endif //QT_NO_STATEMACHINE
|
