qwaylandcompositorextension.h

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// Copyright (C) 2017 The Qt Company Ltd.

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

// Qt-Security score:significant reason:default

#ifndef QWAYLANDEXTENSION_H

#define QWAYLANDEXTENSION_H

#include <QtWaylandCompositor/qtwaylandcompositorglobal.h>

#include <QtWaylandCompositor/qtwaylandqmlinclude.h>

#include <QtCore/QObject>

struct wl_interface;

QT_BEGIN_NAMESPACE

class QWaylandCompositor;

class QWaylandCompositorExtension;

class QWaylandCompositorExtensionPrivate;

class Q_WAYLANDCOMPOSITOR_EXPORT QWaylandObject : public QObject

    Q_OBJECT

public:

    ~QWaylandObject() override;

    QWaylandCompositorExtension *extension(const QByteArray &name);

    QWaylandCompositorExtension *extension(const wl_interface *interface);

    QList<QWaylandCompositorExtension *> extensions() const;

    void addExtension(QWaylandCompositorExtension *extension);

    void removeExtension(QWaylandCompositorExtension *extension);

protected:

    QWaylandObject(QObject *parent = nullptr);

    QWaylandObject(QObjectPrivate &d, QObject *parent = nullptr);

    QList<QWaylandCompositorExtension *> extension_vector;

};

class Q_WAYLANDCOMPOSITOR_EXPORT QWaylandCompositorExtension : public QWaylandObject

    Q_OBJECT

    Q_DECLARE_PRIVATE(QWaylandCompositorExtension)

    QML_NAMED_ELEMENT(WaylandExtension)

    QML_ADDED_IN_VERSION(1, 0)

    QML_UNCREATABLE("")

public:

    QWaylandCompositorExtension();

    QWaylandCompositorExtension(QWaylandObject *container);

    ~QWaylandCompositorExtension() override;

    QWaylandObject *extensionContainer() const;

    void setExtensionContainer(QWaylandObject *container);

    virtual void initialize();

    bool isInitialized() const;

    virtual const struct wl_interface *extensionInterface() const = 0;

protected:

    QWaylandCompositorExtension(QWaylandCompositorExtensionPrivate &dd);

    QWaylandCompositorExtension(QWaylandObject *container, QWaylandCompositorExtensionPrivate &dd);

    bool event(QEvent *event) override;

};

template <typename T>

class Q_WAYLANDCOMPOSITOR_EXPORT QWaylandCompositorExtensionTemplate : public QWaylandCompositorExtension

public:

    QWaylandCompositorExtensionTemplate()

        : QWaylandCompositorExtension()

{ }

    QWaylandCompositorExtensionTemplate(QWaylandObject *container)

        : QWaylandCompositorExtension(container)

{ }

    const struct wl_interface *extensionInterface() const override

        return T::interface();

    static T *findIn(QWaylandObject *container)

        if (!container) return nullptr;

        return qobject_cast<T *>(container->extension(T::interfaceName()));

protected:

    QWaylandCompositorExtensionTemplate(QWaylandCompositorExtensionPrivate &dd)

        : QWaylandCompositorExtension(dd)

{ }

    QWaylandCompositorExtensionTemplate(QWaylandObject *container, QWaylandCompositorExtensionPrivate &dd)

        : QWaylandCompositorExtension(container,dd)

{ }

};

QT_END_NAMESPACE

#endif