qquicktransition_p.h

Enable keyboard shortcuts

// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QQUICKTRANSITION_H

#define QQUICKTRANSITION_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include "qquickstate_p.h"

#include <private/qabstractanimationjob_p.h>

#include <private/qqmlguard_p.h>

#include <qqml.h>

#include <QtCore/qobject.h>

QT_BEGIN_NAMESPACE

class QQuickAbstractAnimation;

class QQuickTransitionPrivate;

class QQuickTransitionManager;

class QQuickTransition;

class QQuickTransitionInstance : QAnimationJobChangeListener

public:

    QQuickTransitionInstance(QQuickTransition *transition, QAbstractAnimationJob *anim);

    ~QQuickTransitionInstance();

    void start();

    void stop();

    void complete();

    bool isRunning() const;

protected:

    void animationStateChanged(QAbstractAnimationJob *, QAbstractAnimationJob::State, QAbstractAnimationJob::State) override;

    void removeStateChangeListener()

        m_anim->removeAnimationChangeListener(this, QAbstractAnimationJob::StateChange);

private:

    QQmlGuard<QQuickTransition> m_transition;

    QAbstractAnimationJob *m_anim;

    friend class QQuickTransition;

};

class Q_QUICK_EXPORT QQuickTransition : public QObject

    Q_OBJECT

    Q_DECLARE_PRIVATE(QQuickTransition)

    Q_PROPERTY(QString from READ fromState WRITE setFromState NOTIFY fromChanged)

    Q_PROPERTY(QString to READ toState WRITE setToState NOTIFY toChanged)

    Q_PROPERTY(bool reversible READ reversible WRITE setReversible NOTIFY reversibleChanged)

    Q_PROPERTY(bool running READ running NOTIFY runningChanged)

    Q_PROPERTY(QQmlListProperty<QQuickAbstractAnimation> animations READ animations)

    Q_PROPERTY(bool enabled READ enabled WRITE setEnabled NOTIFY enabledChanged)

    Q_CLASSINFO("DefaultProperty", "animations")

    Q_CLASSINFO("DeferredPropertyNames", "animations")

    QML_NAMED_ELEMENT(Transition)

    QML_ADDED_IN_VERSION(2, 0)

public:

    QQuickTransition(QObject *parent=nullptr);

    ~QQuickTransition();

    QString fromState() const;

    void setFromState(const QString &);

    QString toState() const;

    void setToState(const QString &);

    bool reversible() const;

    void setReversible(bool);

    bool enabled() const;

    void setEnabled(bool enabled);

    bool running() const;

    QQmlListProperty<QQuickAbstractAnimation> animations();

    QQuickTransitionInstance *prepare(QQuickStateOperation::ActionList &actions,

                 QList<QQmlProperty> &after,

                 QQuickTransitionManager *end,

                 QObject *defaultTarget);

    void setReversed(bool r);

Q_SIGNALS:

    void fromChanged();

    void toChanged();

    void reversibleChanged();

    void enabledChanged();

    void runningChanged();

};

QT_END_NAMESPACE

#endif // QQUICKTRANSITION_H