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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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSTATE_H
#define QSTATE_H
#include <QtCore/qabstractstate.h>
#include <QtCore/qlist.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Core)
#ifndef QT_NO_STATEMACHINE
class QAbstractTransition;
class QSignalTransition;
class QStatePrivate;
class Q_CORE_EXPORT QState : public QAbstractState
{
Q_OBJECT
Q_PROPERTY(QAbstractState* initialState READ initialState WRITE setInitialState)
Q_PROPERTY(QAbstractState* errorState READ errorState WRITE setErrorState)
Q_PROPERTY(ChildMode childMode READ childMode WRITE setChildMode)
Q_ENUMS(ChildMode)
public:
enum ChildMode {
ExclusiveStates,
ParallelStates
};
QState(QState *parent = 0);
QState(ChildMode childMode, QState *parent = 0);
~QState();
QAbstractState *errorState() const;
void setErrorState(QAbstractState *state);
void addTransition(QAbstractTransition *transition);
QSignalTransition *addTransition(QObject *sender, const char *signal, QAbstractState *target);
QAbstractTransition *addTransition(QAbstractState *target);
void removeTransition(QAbstractTransition *transition);
QList<QAbstractTransition*> transitions() const;
QAbstractState *initialState() const;
void setInitialState(QAbstractState *state);
ChildMode childMode() const;
void setChildMode(ChildMode mode);
#ifndef QT_NO_PROPERTIES
void assignProperty(QObject *object, const char *name,
const QVariant &value);
#endif
Q_SIGNALS:
void finished();
void propertiesAssigned();
protected:
void onEntry(QEvent *event);
void onExit(QEvent *event);
bool event(QEvent *e);
protected:
QState(QStatePrivate &dd, QState *parent);
private:
Q_DISABLE_COPY(QState)
Q_DECLARE_PRIVATE(QState)
};
#endif //QT_NO_STATEMACHINE
QT_END_NAMESPACE
QT_END_HEADER
#endif
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