kmail

khtmlparthtmlwriter.h

00001 /*  -*- c++ -*-
00002     khtmlparthtmlwriter.h
00003 
00004     This file is part of KMail, the KDE mail client.
00005     Copyright (c) 2003 Marc Mutz <mutz@kde.org>
00006 
00007     KMail is free software; you can redistribute it and/or modify it
00008     under the terms of the GNU General Public License, version 2, as
00009     published by the Free Software Foundation.
00010 
00011     KMail is distributed in the hope that it will be useful, but
00012     WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     General Public License for more details.
00015 
00016     You should have received a copy of the GNU General Public License
00017     along with this program; if not, write to the Free Software
00018     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00019 
00020     In addition, as a special exception, the copyright holders give
00021     permission to link the code of this program with any edition of
00022     the TQt library by Trolltech AS, Norway (or with modified versions
00023     of TQt that use the same license as TQt), and distribute linked
00024     combinations including the two.  You must obey the GNU General
00025     Public License in all respects for all of the code used other than
00026     TQt.  If you modify this file, you may extend this exception to
00027     your version of the file, but you are not obligated to do so.  If
00028     you do not wish to do so, delete this exception statement from
00029     your version.
00030 */
00031 
00032 #ifndef __KMAIL_KHTMLPARTHTMLWRITER_H__
00033 #define __KMAIL_KHTMLPARTHTMLWRITER_H__
00034 
00035 #include "interfaces/htmlwriter.h"
00036 #include <tqobject.h>
00037 
00038 #include <tqstringlist.h>
00039 #include <tqtimer.h>
00040 
00041 class TQString;
00042 class KHTMLPart;
00043 
00044 namespace KMail {
00045 
00046   class KHtmlPartHtmlWriter : public TQObject, public HtmlWriter {
00047     Q_OBJECT
00048   TQ_OBJECT
00049   public:
00050     // Key is Content-Id, value is URL
00051     typedef TQMap<TQString, TQString> EmbeddedPartMap;
00052     KHtmlPartHtmlWriter( KHTMLPart * part,
00053              TQObject * parent=0, const char * name = 0 );
00054     virtual ~KHtmlPartHtmlWriter();
00055 
00056     void begin( const TQString & cssDefs );
00057     void end();
00058     void reset();
00059     void write( const TQString & str );
00060     void queue( const TQString & str );
00061     void flush();
00062     void embedPart( const TQCString & contentId, const TQString & url );
00063 
00064   private slots:
00065     void slotWriteNextHtmlChunk();
00066 
00067   private:
00068     void resolveCidUrls();
00069 
00070   private:
00071     KHTMLPart * mHtmlPart;
00072     TQStringList mHtmlQueue;
00073     TQTimer mHtmlTimer;
00074     enum State {
00075       Begun,
00076       Queued,
00077       Ended
00078     } mState;
00079     EmbeddedPartMap mEmbeddedPartMap;
00080   };
00081 
00082 } // namespace KMail
00083 
00084 #endif // __KMAIL_KHTMLPARTHTMLWRITER_H__