view widgets/ProgressDialog.h @ 1208:0a13a1de1d7e 3.0-integration

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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2007-2008 QMUL.
    
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#ifndef _PROGRESS_DIALOG_H_

#include "base/ProgressReporter.h"

class QProgressDialog;
class QTimer;

class ProgressDialog : public ProgressReporter
{
    Q_OBJECT
    
public:
    ProgressDialog(QString message, bool cancellable,
                   int timeBeforeShow = 0, QWidget *parent = 0);
    virtual ~ProgressDialog();

    virtual bool isDefinite() const;
    virtual void setDefinite(bool definite);

    virtual bool wasCancelled() const;

signals:
    void showing();
    void cancelled();

public slots:
    virtual void setMessage(QString text);
    virtual void setProgress(int percentage);

protected slots:
    virtual void showTimerElapsed();
    void canceled();

protected:
    QProgressDialog *m_dialog;
    QTimer *m_showTimer;
    bool m_timerElapsed;
    bool m_cancelled;
};

#endif