annotate widgets/FileFinder.h @ 422:ea9e41027b93

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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 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 _FILE_FINDER_H_
#define _FILE_FINDER_H_

#include <QString>
#include <QObject>

class FileFinder : public QObject
{
    Q_OBJECT

public:
    virtual ~FileFinder();

    enum FileType {
        SessionFile,
        AudioFile,
        LayerFile,
        LayerFileNoMidi,
        SessionOrAudioFile,
        ImageFile,
        AnyFile
    };

    QString getOpenFileName(FileType type, QString fallbackLocation = "");
    QString getSaveFileName(FileType type, QString fallbackLocation = "");
    void registerLastOpenedFilePath(FileType type, QString path);

    QString find(FileType type, QString location, QString lastKnownLocation = "");

    static FileFinder *getInstance();

protected:
    FileFinder();
    static FileFinder *m_instance;

    QString findRelative(QString location, QString relativeTo);
    QString locateInteractive(FileType type, QString thing);

    QString m_lastLocatedLocation;
};

#endif