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KDEUI

kiconcache.h

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00001 /*
00002  *
00003  * This file is part of the KDE project.
00004  * Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
00005  *
00006  * This library is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Library General Public
00008  * License version 2 as published by the Free Software Foundation.
00009  *
00010  * This library is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Library General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Library General Public License
00016  * along with this library; see the file COPYING.LIB.  If not, write to
00017  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018  * Boston, MA 02110-1301, USA.
00019  */
00020 
00021 #ifndef KICONCACHE_H
00022 #define KICONCACHE_H
00023 
00024 #include <kdeui_export.h>
00025 
00026 #include <QtCore/QList>
00027 #include <QtCore/QSet>
00028 #include <kicontheme.h>
00029 #include <kpixmapcache.h>
00030 
00031 class QString;
00032 class QStringList;
00033 class QPixmap;
00034 class QDataStream;
00035 
00036 
00044 class KDEUI_EXPORT KIconCache : public KPixmapCache
00045 {
00046 public:
00050     explicit KIconCache();
00051     virtual ~KIconCache();
00052 
00053 
00054     bool find(const QString& key, QPixmap& pix, QString* path);
00055     void insert(const QString& key, const QPixmap& pix, const QString& path);
00056 
00057     virtual bool find(const QString& key, QPixmap& pix);
00058     virtual void insert(const QString& key, const QPixmap& pix);
00059 
00063     static void deleteCache();
00064 
00070     int defaultIconSize(KIconLoader::Group group) const;
00071 
00072     void setThemeInfo(const QList<KIconTheme*>& themes);
00073 
00074 
00075 protected:
00076     virtual bool loadCustomIndexHeader(QDataStream& stream);
00077     virtual void writeCustomIndexHeader(QDataStream& stream);
00078 
00079     virtual bool loadCustomData(QDataStream& stream);
00080     virtual bool writeCustomData(QDataStream& stream);
00081 
00082     QSet<QString> existingIconThemeDirs(const QStringList& themeNames) const;
00083     unsigned int mostRecentMTime(const QSet<QString>& dirNames) const;
00084 
00085 private:
00086     class Private;
00087     friend class Private;
00088     Private * const d;
00089 };
00090 
00091 #endif // KICONCACHE_H

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