FileProgress.h

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/***************************************************************************
         FileProgress.h  -  progress window for loading/saving files
                             -------------------
    begin                : Mar 11 2001
    copyright            : (C) 2001 by Thomas Eschenbacher
    email                : Thomas Eschenbacher <thomas.eschenbacher@gmx.de>
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef FILE_PROGRESS_H
#define FILE_PROGRESS_H

#include "config.h"

#include <QtGlobal>
#include <QDialog>
#include <QLabel>
#include <QTime>
#include <QUrl>

#include "libkwave/Sample.h"

class QCloseEvent;
class QGridLayout;
class QLabel;
class QProgressBar;
class QResizeEvent;
class KProgress;

namespace Kwave
{

    class Q_DECL_EXPORT FileProgress: public QDialog
    {
        Q_OBJECT
    public:
        FileProgress(QWidget *parent,
            const QUrl &url, quint64 size,
            sample_index_t samples, double rate, unsigned int bits,
            unsigned int tracks);

        virtual ~FileProgress() Q_DECL_OVERRIDE {}

        inline bool isCanceled() { return m_canceled; }

    signals:

        void canceled();

    public slots:

        void setValue(qreal percent);

        void setBytePosition(quint64 pos);

        void setLength(quint64 samples);

    protected slots:

        void cancel();

    protected:

        virtual void resizeEvent(QResizeEvent *) Q_DECL_OVERRIDE;

        virtual void closeEvent(QCloseEvent *e) Q_DECL_OVERRIDE;

        void fitUrlLabel();

        QLabel *addInfoLabel(QGridLayout *layout, const QString text,
            int row, int column);

        void updateStatistics(double rate, double rest, quint64 pos);

    protected:

        QUrl m_url;

        quint64 m_size;

        QLabel *m_lbl_url;

        QLabel *m_lbl_length;

        QProgressBar *m_progress;

        QLabel *m_stat_transfer;

        QLabel *m_stat_bytes;

        QTime m_time;

        bool m_canceled;

        int m_last_percent;

        unsigned int m_bits_per_sample;

        double m_sample_rate;

        unsigned int m_tracks;

    };

}

#endif /* FILE_PROGRESS_H */

//***************************************************************************
//***************************************************************************