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 2007-2008 QMUL. 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 _PROGRESS_REPORTER_H_ 00017 #define _PROGRESS_REPORTER_H_ 00018 00019 #include <QObject> 00020 #include <QString> 00021 00022 class ProgressReporter : public QObject 00023 { 00024 Q_OBJECT 00025 00026 public: 00027 ProgressReporter(QObject *parent = 0); 00028 virtual ~ProgressReporter(); 00029 00030 virtual bool isDefinite() const = 0; 00031 virtual void setDefinite(bool definite) = 0; // default should be definite 00032 00033 virtual bool wasCancelled() const = 0; 00034 00035 signals: 00036 void cancelled(); 00037 00038 public slots: 00039 virtual void setMessage(QString text) = 0; 00040 virtual void setProgress(int percentage) = 0; 00041 }; 00042 00043 #endif