Mercurial > hg > svcore
view data/fileio/FileFinder.h @ 1053:48e4ffa9fb48 cxx11
Minor simplification; could use more
author | Chris Cannam |
---|---|
date | Wed, 11 Mar 2015 11:52:05 +0000 |
parents | 6b77fcc39723 |
children | aa61e73cf580 b1a7f4554400 |
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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 2009 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> class FileFinder { public: enum FileType { SessionFile, AudioFile, LayerFile, LayerFileNoMidi, SessionOrAudioFile, ImageFile, AnyFile, CSVFile, LayerFileNonSV, LayerFileNoMidiNonSV, }; virtual QString getOpenFileName(FileType type, QString fallbackLocation = "") = 0; virtual QString getSaveFileName(FileType type, QString fallbackLocation = "") = 0; virtual void registerLastOpenedFilePath(FileType type, QString path) = 0; virtual QString find(FileType type, QString location, QString lastKnownLocation = "") = 0; static FileFinder *getInstance() { FFContainer *container = FFContainer::getInstance(); return container->getFileFinder(); } protected: class FFContainer { public: static FFContainer *getInstance() { static FFContainer instance; return &instance; } void setFileFinder(FileFinder *ff) { m_ff = ff; } FileFinder *getFileFinder() const { return m_ff; } private: FileFinder *m_ff; }; static void registerFileFinder(FileFinder *ff) { FFContainer *container = FFContainer::getInstance(); container->setFileFinder(ff); } }; #endif