qquickpropertychanges_p.h

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// 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 QQUICKPROPERTYCHANGES_H

#define QQUICKPROPERTYCHANGES_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 "qquickstatechangescript_p.h"

#include <private/qqmlcustomparser_p.h>

QT_BEGIN_NAMESPACE

class QQuickPropertyChangesPrivate;

class Q_QUICK_EXPORT QQuickPropertyChanges : public QQuickStateOperation

    Q_OBJECT

    Q_DECLARE_PRIVATE(QQuickPropertyChanges)

    Q_PROPERTY(QObject *target READ object WRITE setObject NOTIFY objectChanged)

    Q_PROPERTY(bool restoreEntryValues READ restoreEntryValues WRITE setRestoreEntryValues

               NOTIFY restoreEntryValuesChanged)

    Q_PROPERTY(bool explicit READ isExplicit WRITE setIsExplicit NOTIFY isExplicitChanged)

    QML_NAMED_ELEMENT(PropertyChanges)

    QML_ADDED_IN_VERSION(2, 0)

    QML_CUSTOMPARSER

    Q_CLASSINFO("ImmediatePropertyNames", "target,restoreEntryValues,explicit,objectName")

public:

    QQuickPropertyChanges();

    ~QQuickPropertyChanges();

    QObject *object() const;

    void setObject(QObject *);

    bool restoreEntryValues() const;

    void setRestoreEntryValues(bool);

    bool isExplicit() const;

    void setIsExplicit(bool);

    ActionList actions() override;

    bool containsProperty(const QString &name) const;

    bool containsValue(const QString &name) const;

    bool containsExpression(const QString &name) const;

    void changeValue(const QString &name, const QVariant &value);

    void changeExpression(const QString &name, const QString &expression);

    void removeProperty(const QString &name);

    QVariant value(const QString &name) const;

    QString expression(const QString &name) const;

    void detachFromState();

    void attachToState();

    QVariant property(const QString &name) const;

Q_SIGNALS:

    void objectChanged();

    void restoreEntryValuesChanged();

    void isExplicitChanged();

};

class QQuickPropertyChangesParser : public QQmlCustomParser

public:

    QQuickPropertyChangesParser()

    : QQmlCustomParser(AcceptsAttachedProperties) {}

    void verifyList(

            const QQmlRefPointer<QV4::CompiledData::CompilationUnit> &compilationUnit,

            const QV4::CompiledData::Binding *binding);

    void verifyBindings(

            const QQmlRefPointer<QV4::CompiledData::CompilationUnit> &compilationUnit,

            const QList<const QV4::CompiledData::Binding *> &props) override;

    void applyBindings(

            QObject *obj, const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit,

            const QList<const QV4::CompiledData::Binding *> &bindings) override;

};

template<>

inline QQmlCustomParser *qmlCreateCustomParser<QQuickPropertyChanges>()

    return new QQuickPropertyChangesParser;

QT_END_NAMESPACE

#endif // QQUICKPROPERTYCHANGES_H