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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtCore 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QABSTRACTSTATE_H
#define QABSTRACTSTATE_H
#include <QtCore/qobject.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Core)
class QState;
class QStateMachine;
class QAbstractStatePrivate;
class Q_CORE_EXPORT QAbstractState : public QObject
{
Q_OBJECT
public:
~QAbstractState();
QState *parentState() const;
QStateMachine *machine() const;
Q_SIGNALS:
void entered();
void exited();
protected:
QAbstractState(QState *parent = 0);
virtual void onEntry() = 0;
virtual void onExit() = 0;
bool event(QEvent *e);
protected:
#ifdef QT_STATEMACHINE_SOLUTION
QAbstractStatePrivate *d_ptr;
#endif
QAbstractState(QAbstractStatePrivate &dd, QState *parent);
private:
Q_DISABLE_COPY(QAbstractState)
Q_DECLARE_PRIVATE(QAbstractState)
};
QT_END_NAMESPACE
QT_END_HEADER
#endif
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