kmail

headerstyle.h

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00001 /*  -*- c++ -*-
00002     headerstyle.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 Qt library by Trolltech AS, Norway (or with modified versions
00023     of Qt that use the same license as Qt), 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     Qt.  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_HEADERSTYLE_H__
00033 #define __KMAIL_HEADERSTYLE_H__
00034 
00035 class QString;
00036 class KMMessage;
00037 
00038 namespace KMail {
00039 
00040   class HeaderStrategy;
00041 
00051   class HeaderStyle {
00052   protected:
00053     HeaderStyle();
00054     virtual ~HeaderStyle();
00055 
00056   public:
00057     //
00058     // Factory methods:
00059     //
00060     enum Type { Brief, Plain, Fancy, Enterprise };
00061 
00062     static const HeaderStyle * create( Type type );
00063     static const HeaderStyle * create( const QString & type );
00064 
00065     static const HeaderStyle * brief();
00066     static const HeaderStyle * plain();
00067     static const HeaderStyle * fancy();
00068     static const HeaderStyle * enterprise();
00069 
00070     //
00071     // Methods for handling the styles:
00072     //
00073     virtual const char * name() const = 0;
00074     virtual const HeaderStyle * next() const = 0;
00075     virtual const HeaderStyle * prev() const = 0;
00076 
00077     //
00078     // HeaderStyle interface:
00079     //
00080     virtual QString format( const KMMessage * message,
00081                 const KMail::HeaderStrategy * strategy,
00082                 const QString & vCardName,
00083                 bool printing=false, bool topLevel = false ) const = 0;
00084   };
00085 
00086 } // namespace KMail
00087 
00088 #endif // __KMAIL_HEADERSTYLE_H__