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/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qimagepixmapcleanuphooks_p.h"
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#include "qpixmapdata_p.h"
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QT_BEGIN_NAMESPACE
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// Legacy, single instance hooks: ### Qt 5: remove
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typedef void (*_qt_pixmap_cleanup_hook)(int);
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typedef void (*_qt_pixmap_cleanup_hook_64)(qint64);
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typedef void (*_qt_image_cleanup_hook)(int);
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Q_GUI_EXPORT _qt_pixmap_cleanup_hook qt_pixmap_cleanup_hook = 0;
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Q_GUI_EXPORT _qt_pixmap_cleanup_hook_64 qt_pixmap_cleanup_hook_64 = 0;
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Q_GUI_EXPORT _qt_image_cleanup_hook qt_image_cleanup_hook = 0;
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Q_GUI_EXPORT _qt_image_cleanup_hook_64 qt_image_cleanup_hook_64 = 0;
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QImagePixmapCleanupHooks* qt_image_and_pixmap_cleanup_hooks = 0;
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QImagePixmapCleanupHooks::QImagePixmapCleanupHooks()
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{
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qt_image_and_pixmap_cleanup_hooks = this;
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}
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QImagePixmapCleanupHooks *QImagePixmapCleanupHooks::instance()
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{
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if (!qt_image_and_pixmap_cleanup_hooks)
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qt_image_and_pixmap_cleanup_hooks = new QImagePixmapCleanupHooks;
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return qt_image_and_pixmap_cleanup_hooks;
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}
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void QImagePixmapCleanupHooks::addPixmapModificationHook(_qt_pixmap_cleanup_hook_pm hook)
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{
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pixmapModificationHooks.append(hook);
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}
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void QImagePixmapCleanupHooks::addPixmapDestructionHook(_qt_pixmap_cleanup_hook_pm hook)
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{
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pixmapDestructionHooks.append(hook);
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}
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void QImagePixmapCleanupHooks::addImageHook(_qt_image_cleanup_hook_64 hook)
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{
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imageHooks.append(hook);
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}
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void QImagePixmapCleanupHooks::removePixmapModificationHook(_qt_pixmap_cleanup_hook_pm hook)
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{
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pixmapModificationHooks.removeAll(hook);
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}
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void QImagePixmapCleanupHooks::removePixmapDestructionHook(_qt_pixmap_cleanup_hook_pm hook)
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{
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pixmapDestructionHooks.removeAll(hook);
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}
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void QImagePixmapCleanupHooks::removeImageHook(_qt_image_cleanup_hook_64 hook)
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{
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imageHooks.removeAll(hook);
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}
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void QImagePixmapCleanupHooks::executePixmapModificationHooks(QPixmap* pm)
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{
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Q_ASSERT(qt_image_and_pixmap_cleanup_hooks);
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for (int i = 0; i < qt_image_and_pixmap_cleanup_hooks->pixmapModificationHooks.count(); ++i)
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qt_image_and_pixmap_cleanup_hooks->pixmapModificationHooks[i](pm);
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if (qt_pixmap_cleanup_hook_64)
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qt_pixmap_cleanup_hook_64(pm->cacheKey());
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}
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void QImagePixmapCleanupHooks::executePixmapDestructionHooks(QPixmap* pm)
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{
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Q_ASSERT(qt_image_and_pixmap_cleanup_hooks);
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for (int i = 0; i < qt_image_and_pixmap_cleanup_hooks->pixmapDestructionHooks.count(); ++i)
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qt_image_and_pixmap_cleanup_hooks->pixmapDestructionHooks[i](pm);
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if (qt_pixmap_cleanup_hook_64)
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qt_pixmap_cleanup_hook_64(pm->cacheKey());
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}
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void QImagePixmapCleanupHooks::executeImageHooks(qint64 key)
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{
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Q_ASSERT(qt_image_and_pixmap_cleanup_hooks);
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for (int i = 0; i < qt_image_and_pixmap_cleanup_hooks->imageHooks.count(); ++i)
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qt_image_and_pixmap_cleanup_hooks->imageHooks[i](key);
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if (qt_image_cleanup_hook_64)
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qt_image_cleanup_hook_64(key);
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}
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QT_END_NAMESPACE
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