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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtCore module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or (at your option) the GNU General
-** Public license version 3 or any later version approved by the KDE Free
-** Qt Foundation. The licenses are as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-2.0.html and
-** https://www.gnu.org/licenses/gpl-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QABSTRACTTRANSITION_H
-#define QABSTRACTTRANSITION_H
-
-#include <QtCore/qobject.h>
-
-#include <QtCore/qlist.h>
-
-QT_REQUIRE_CONFIG(statemachine);
-
-QT_BEGIN_NAMESPACE
-
-class QEvent;
-class QAbstractState;
-class QState;
-class QStateMachine;
-
-#if QT_CONFIG(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 NOTIFY targetStateChanged)
- Q_PROPERTY(QList<QAbstractState*> targetStates READ targetStates WRITE setTargetStates NOTIFY targetStatesChanged)
- Q_PROPERTY(TransitionType transitionType READ transitionType WRITE setTransitionType REVISION(1, 1))
-public:
- enum TransitionType {
- ExternalTransition,
- InternalTransition
- };
- Q_ENUM(TransitionType)
-
- QAbstractTransition(QState *sourceState = nullptr);
- virtual ~QAbstractTransition();
-
- QState *sourceState() const;
- QAbstractState *targetState() const;
- void setTargetState(QAbstractState* target);
- QList<QAbstractState*> targetStates() const;
- void setTargetStates(const QList<QAbstractState*> &targets);
-
- TransitionType transitionType() const;
- void setTransitionType(TransitionType type);
-
- QStateMachine *machine() const;
-
-#if QT_CONFIG(animation)
- void addAnimation(QAbstractAnimation *animation);
- void removeAnimation(QAbstractAnimation *animation);
- QList<QAbstractAnimation*> animations() const;
-#endif
-
-Q_SIGNALS:
- void triggered(QPrivateSignal);
- void targetStateChanged(QPrivateSignal);
- void targetStatesChanged(QPrivateSignal);
-
-protected:
- virtual bool eventTest(QEvent *event) = 0;
-
- virtual void onTransition(QEvent *event) = 0;
-
- bool event(QEvent *e) override;
-
-protected:
- QAbstractTransition(QAbstractTransitionPrivate &dd, QState *parent);
-
-private:
- Q_DISABLE_COPY(QAbstractTransition)
- Q_DECLARE_PRIVATE(QAbstractTransition)
-};
-
-QT_END_NAMESPACE
-
-#endif