svgui  1.9
InteractiveFileFinder.h
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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 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 _INTERACTIVE_FILE_FINDER_H_
00017 #define _INTERACTIVE_FILE_FINDER_H_
00018 
00019 #include "data/fileio/FileFinder.h"
00020 
00021 #include <QApplication>
00022 #include <QString>
00023 #include <QObject>
00024 
00025 class InteractiveFileFinder : public QObject,
00026                               public FileFinder
00027 {
00028     Q_OBJECT
00029 
00030 public:
00031     virtual ~InteractiveFileFinder();
00032 
00035     void setApplicationSessionExtension(QString extension);
00036 
00037     QString getApplicationSessionExtension() const {
00038         return m_sessionExtension;
00039     }
00040 
00041     QString getOpenFileName(FileType type, QString fallbackLocation = "");
00042     QString getSaveFileName(FileType type, QString fallbackLocation = "");
00043     void registerLastOpenedFilePath(FileType type, QString path);
00044 
00045     QString find(FileType type, QString location, QString lastKnownLocation = "");
00046 
00047     static void setParentWidget(QWidget *);
00048 
00049     static InteractiveFileFinder *getInstance() { return &m_instance; }
00050 
00051 protected:
00052     InteractiveFileFinder();
00053     static InteractiveFileFinder m_instance;
00054 
00055     QString findRelative(QString location, QString relativeTo);
00056     QString locateInteractive(FileType type, QString thing);
00057 
00058     QString m_sessionExtension;
00059     QString m_lastLocatedLocation;
00060 
00061     QWidget *m_parent;
00062 };
00063 
00064 #endif
00065