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KIO

previewjob.h

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00001 // -*- c++ -*-
00002 // vim: ts=4 sw=4 et
00003 /*  This file is part of the KDE libraries
00004     Copyright (C) 2000 David Faure <faure@kde.org>
00005                   2000 Carsten Pfeiffer <pfeiffer@kde.org>
00006                   2001 Malte Starostik <malte.starostik@t-online.de>
00007 
00008     This library is free software; you can redistribute it and/or
00009     modify it under the terms of the GNU Library General Public
00010     License as published by the Free Software Foundation; either
00011     version 2 of the License, or (at your option) any later version.
00012 
00013     This library is distributed in the hope that it will be useful,
00014     but WITHOUT ANY WARRANTY; without even the implied warranty of
00015     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00016     Library General Public License for more details.
00017 
00018     You should have received a copy of the GNU Library General Public License
00019     along with this library; see the file COPYING.LIB.  If not, write to
00020     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00021     Boston, MA 02110-1301, USA.
00022 */
00023 
00024 #ifndef KIO_PREVIEWJOB_H
00025 #define KIO_PREVIEWJOB_H
00026 
00027 #include <kfileitem.h>
00028 #include <kio/job.h>
00029 
00030 class QPixmap;
00031 
00032 namespace KIO {
00033     class PreviewJobPrivate;
00038     class KIO_EXPORT PreviewJob : public KIO::Job
00039     {
00040         Q_OBJECT
00041     public:
00057         PreviewJob( const KFileItemList& items, int width, int height,
00058             int iconSize, int iconAlpha, bool scale, bool save,
00059             const QStringList *enabledPlugins );
00060         virtual ~PreviewJob();
00061 
00068         void removeItem( const KUrl& url );
00069 
00074         void setIgnoreMaximumSize(bool ignoreSize = true);
00075 
00082         static QStringList availablePlugins();
00083 
00089         static QStringList supportedMimeTypes();
00090 
00096         static KIO::filesize_t maximumFileSize();
00097 
00098 
00099     Q_SIGNALS:
00106         void gotPreview( const KFileItem& item, const QPixmap &preview );
00113         void failed( const KFileItem& item );
00114 
00115     protected Q_SLOTS:
00116         virtual void slotResult( KJob *job );
00117 
00118     private:
00119         Q_PRIVATE_SLOT(d_func(), void startPreview())
00120         Q_PRIVATE_SLOT(d_func(), void slotThumbData(KIO::Job *, const QByteArray &))
00121         Q_DECLARE_PRIVATE(PreviewJob)
00122     };
00123 
00144     KIO_EXPORT PreviewJob *filePreview( const KFileItemList &items, int width, int height = 0, int iconSize = 0, int iconAlpha = 70, bool scale = true, bool save = true, const QStringList *enabledPlugins = 0 );
00145 
00166     KIO_EXPORT PreviewJob *filePreview( const KUrl::List &items, int width, int height = 0, int iconSize = 0, int iconAlpha = 70, bool scale = true, bool save = true, const QStringList *enabledPlugins = 0 );
00167 }
00168 
00169 #endif

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