qimagepixmapcleanuphooks_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 QIMAGEPIXMAP_CLEANUPHOOKS_P_H

#define QIMAGEPIXMAP_CLEANUPHOOKS_P_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 <QtGui/private/qtguiglobal_p.h>

#include <QtGui/qpixmap.h>

QT_BEGIN_NAMESPACE

typedef void (*_qt_image_cleanup_hook_64)(qint64);

typedef void (*_qt_pixmap_cleanup_hook_pmd)(QPlatformPixmap*);

class QImagePixmapCleanupHooks;

class Q_GUI_EXPORT QImagePixmapCleanupHooks

public:

    static QImagePixmapCleanupHooks *instance();

    static void enableCleanupHooks(const QImage &image);

    static void enableCleanupHooks(const QPixmap &pixmap);

    static void enableCleanupHooks(QPlatformPixmap *handle);

    static bool isImageCached(const QImage &image);

    static bool isPixmapCached(const QPixmap &pixmap);

    // Gets called when a pixmap data is about to be modified:

    void addPlatformPixmapModificationHook(_qt_pixmap_cleanup_hook_pmd);

    // Gets called when a pixmap data is about to be destroyed:

    void addPlatformPixmapDestructionHook(_qt_pixmap_cleanup_hook_pmd);

    // Gets called when an image is about to be modified or destroyed:

    void addImageHook(_qt_image_cleanup_hook_64);

    void removePlatformPixmapModificationHook(_qt_pixmap_cleanup_hook_pmd);

    void removePlatformPixmapDestructionHook(_qt_pixmap_cleanup_hook_pmd);

    void removeImageHook(_qt_image_cleanup_hook_64);

    static void executePlatformPixmapModificationHooks(QPlatformPixmap*);

    static void executePlatformPixmapDestructionHooks(QPlatformPixmap*);

    static void executeImageHooks(qint64 key);

private:

    QList<_qt_image_cleanup_hook_64> imageHooks;

    QList<_qt_pixmap_cleanup_hook_pmd> pixmapModificationHooks;

    QList<_qt_pixmap_cleanup_hook_pmd> pixmapDestructionHooks;

};

QT_END_NAMESPACE

#endif // QIMAGEPIXMAP_CLEANUPHOOKS_P_H