svcore
1.9
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00001 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ 00002 00003 /* 00004 Sonic Visualiser 00005 An audio file viewer and annotation editor. 00006 Centre for Digital Music, Queen Mary, University of London. 00007 This file copyright 2006 Chris Cannam. 00008 00009 This program is free software; you can redistribute it and/or 00010 modify it under the terms of the GNU General Public License as 00011 published by the Free Software Foundation; either version 2 of the 00012 License, or (at your option) any later version. See the file 00013 COPYING included with this distribution for more information. 00014 */ 00015 00016 #ifndef _XML_EXPORTABLE_H_ 00017 #define _XML_EXPORTABLE_H_ 00018 00019 #include <QString> 00020 00021 #include "Debug.h" 00022 00023 class QTextStream; 00024 00025 class XmlExportable 00026 { 00027 public: 00028 virtual ~XmlExportable() { } 00029 00033 virtual void toXml(QTextStream &stream, 00034 QString indent = "", 00035 QString extraAttributes = "") const = 0; 00036 00042 virtual QString toXmlString(QString indent = "", 00043 QString extraAttributes = "") const; 00044 00045 static QString encodeEntities(QString); 00046 00047 static QString encodeColour(int r, int g, int b); 00048 00049 static int getObjectExportId(const void *); // thread-safe 00050 }; 00051 00052 #endif