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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** 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 have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QABSTRACTSTATE_H
#define QABSTRACTSTATE_H
#include <QtCore/qobject.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Core)
#ifndef QT_NO_STATEMACHINE
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:
#if !defined(Q_MOC_RUN) && !defined(qdoc)
private: // can only be emitted by QAbstractState
#endif
void entered();
void exited();
protected:
QAbstractState(QState *parent = 0);
virtual void onEntry(QEvent *event) = 0;
virtual void onExit(QEvent *event) = 0;
bool event(QEvent *e);
protected:
QAbstractState(QAbstractStatePrivate &dd, QState *parent);
private:
Q_DISABLE_COPY(QAbstractState)
Q_DECLARE_PRIVATE(QAbstractState)
};
#endif //QT_NO_STATEMACHINE
QT_END_NAMESPACE
QT_END_HEADER
#endif
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