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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation ([email protected])
+**
+** 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 [email protected].
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QABSTRACTTRANSITION_H
+#define QABSTRACTTRANSITION_H
+
+#include <QtCore/qobject.h>
+
+#include <QtCore/qlist.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Core)
+
+#ifndef QT_NO_STATEMACHINE
+
+class QEvent;
+class QAbstractState;
+class QState;
+class QStateMachine;
+
+#ifndef QT_NO_ANIMATION
+class QAbstractAnimation;
+#endif
+
+class QAbstractTransitionPrivate;
+class Q_CORE_EXPORT QAbstractTransition : public QObject
+{
+ Q_OBJECT
+ Q_PROPERTY(QState* sourceState READ sourceState)
+ Q_PROPERTY(QAbstractState* targetState READ targetState WRITE setTargetState)
+ Q_PROPERTY(QList<QAbstractState*> targetStates READ targetStates WRITE setTargetStates)
+public:
+ QAbstractTransition(QState *sourceState = 0);
+ virtual ~QAbstractTransition();
+
+ QState *sourceState() const;
+ QAbstractState *targetState() const;
+ void setTargetState(QAbstractState* target);
+ QList<QAbstractState*> targetStates() const;
+ void setTargetStates(const QList<QAbstractState*> &targets);
+
+ QStateMachine *machine() const;
+
+#ifndef QT_NO_ANIMATION
+ void addAnimation(QAbstractAnimation *animation);
+ void removeAnimation(QAbstractAnimation *animation);
+ QList<QAbstractAnimation*> animations() const;
+#endif
+
+Q_SIGNALS:
+#if !defined(Q_MOC_RUN) && !defined(qdoc)
+private: // can only be emitted by QAbstractTransition
+#endif
+ void triggered();
+
+protected:
+ virtual bool eventTest(QEvent *event) = 0;
+
+ virtual void onTransition(QEvent *event) = 0;
+
+ bool event(QEvent *e);
+
+protected:
+ QAbstractTransition(QAbstractTransitionPrivate &dd, QState *parent);
+
+private:
+ Q_DISABLE_COPY(QAbstractTransition)
+ Q_DECLARE_PRIVATE(QAbstractTransition)
+};
+
+#endif //QT_NO_STATEMACHINE
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif