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120 lines
3.6 KiB
120 lines
3.6 KiB
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QSTATE_H
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#define QSTATE_H
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#include <QtCore/qabstractstate.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Core)
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#ifndef QT_NO_STATEMACHINE
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class QAbstractTransition;
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class QSignalTransition;
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class QStatePrivate;
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class Q_CORE_EXPORT QState : public QAbstractState
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{
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Q_OBJECT
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Q_PROPERTY(QAbstractState* initialState READ initialState WRITE setInitialState)
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Q_PROPERTY(QAbstractState* errorState READ errorState WRITE setErrorState)
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Q_PROPERTY(ChildMode childMode READ childMode WRITE setChildMode)
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Q_ENUMS(ChildMode)
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public:
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enum ChildMode {
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ExclusiveStates,
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ParallelStates
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};
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QState(QState *parent = 0);
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QState(ChildMode childMode, QState *parent = 0);
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~QState();
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QAbstractState *errorState() const;
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void setErrorState(QAbstractState *state);
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void addTransition(QAbstractTransition *transition);
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QSignalTransition *addTransition(QObject *sender, const char *signal, QAbstractState *target);
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QAbstractTransition *addTransition(QAbstractState *target);
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void removeTransition(QAbstractTransition *transition);
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QAbstractState *initialState() const;
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void setInitialState(QAbstractState *state);
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ChildMode childMode() const;
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void setChildMode(ChildMode mode);
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#ifndef QT_NO_PROPERTIES
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void assignProperty(QObject *object, const char *name,
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const QVariant &value);
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#endif
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Q_SIGNALS:
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void finished();
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void propertiesAssigned();
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protected:
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void onEntry(QEvent *event);
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void onExit(QEvent *event);
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bool event(QEvent *e);
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protected:
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QState(QStatePrivate &dd, QState *parent);
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private:
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Q_DISABLE_COPY(QState)
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Q_DECLARE_PRIVATE(QState)
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};
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#endif //QT_NO_STATEMACHINE
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif
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