runtime/kioslave/thumbnail/thumbnail.h

   1 /*  This file is part of the KDE libraries
   2     Copyright (C) 2000 Malte Starostik <malte@kde.org>
   3
   4     This library is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU Library General Public
   6     License as published by the Free Software Foundation; either
   7     version 2 of the License, or (at your option) any later version.
   8
   9     This library is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12     Library General Public License for more details.
  13
  14     You should have received a copy of the GNU Library General Public License
  15     along with this library; see the file COPYING.LIB.  If not, write to
  16     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17     Boston, MA 02110-1301, USA.
  18 */
  19
  20 #ifndef _THUMBNAIL_H_
  21 #define _THUMBNAIL_H_
  22
  23 #include <QtCore/QHash>
  24
  25 #include <kio/slavebase.h>
  26
  27 class ThumbCreator;
  28 class QImage;
  29
  30 class ThumbnailProtocol : public KIO::SlaveBase
  31 {
  32 public:
  33     ThumbnailProtocol(const QByteArray &pool, const QByteArray &app);
  34     virtual ~ThumbnailProtocol();
  35
  36     virtual void get(const KUrl &url);
  37
  38 protected:
  39     const QImage getIcon();
  40
  41 private:
  42     QString m_mimeType;
  43     int m_width;
  44     int m_height;
  45     bool m_keepAspectRatio;
  46     int m_iconSize;
  47     int m_iconAlpha;
  48     // Thumbnail creators
  49     QHash<QString, ThumbCreator*> m_creators;
  50     // transparent icon cache
  51     QHash<QString, QImage> m_iconDict;
  52 };
  53
  54 #endif