Chris@392: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@392: 
Chris@392: /*
Chris@392:     Sonic Visualiser
Chris@392:     An audio file viewer and annotation editor.
Chris@392:     Centre for Digital Music, Queen Mary, University of London.
Chris@392:     This file copyright 2007-2008 QMUL.
Chris@392:     
Chris@392:     This program is free software; you can redistribute it and/or
Chris@392:     modify it under the terms of the GNU General Public License as
Chris@392:     published by the Free Software Foundation; either version 2 of the
Chris@392:     License, or (at your option) any later version.  See the file
Chris@392:     COPYING included with this distribution for more information.
Chris@392: */
Chris@392: 
Chris@392: #ifndef _PROGRESS_REPORTER_H_
Chris@439: #define _PROGRESS_REPORTER_H_
Chris@392: 
Chris@392: #include <QObject>
Chris@392: #include <QString>
Chris@392: 
Chris@392: class ProgressReporter : public QObject
Chris@392: {
Chris@392:     Q_OBJECT
Chris@392:     
Chris@392: public:
Chris@392:     ProgressReporter(QObject *parent = 0);
Chris@392:     virtual ~ProgressReporter();
Chris@392: 
Chris@439:     virtual bool isDefinite() const = 0;
Chris@439:     virtual void setDefinite(bool definite) = 0; // default should be definite
Chris@439: 
Chris@439:     virtual bool wasCancelled() const = 0;
Chris@439: 
Chris@392: signals:
Chris@392:     void cancelled();
Chris@392: 
Chris@392: public slots:
Chris@392:     virtual void setMessage(QString text) = 0;
Chris@392:     virtual void setProgress(int percentage) = 0;
Chris@392: };
Chris@392: 
Chris@392: #endif