Chris@1472: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@1472: 
Chris@1472: /*
Chris@1472:     Sonic Visualiser
Chris@1472:     An audio file viewer and annotation editor.
Chris@1472:     Centre for Digital Music, Queen Mary, University of London.
Chris@1472:     
Chris@1472:     This program is free software; you can redistribute it and/or
Chris@1472:     modify it under the terms of the GNU General Public License as
Chris@1472:     published by the Free Software Foundation; either version 2 of the
Chris@1472:     License, or (at your option) any later version.  See the file
Chris@1472:     COPYING included with this distribution for more information.
Chris@1472: */
Chris@1472: 
Chris@1472: #ifndef SV_PLUGIN_PATH_SETTER_H
Chris@1472: #define SV_PLUGIN_PATH_SETTER_H
Chris@1472: 
Chris@1472: #include <QString>
Chris@1472: #include <QStringList>
Chris@1472: #include <QMutex>
Chris@1472: 
Chris@1472: #include <map>
Chris@1472: 
Chris@1472: class PluginPathSetter
Chris@1472: {
Chris@1472: public:
Chris@1472:     /// Text used to identify a plugin type, e.g. "LADSPA", "Vamp"
Chris@1472:     typedef QString PluginTypeLabel;
Chris@1472: 
Chris@1472:     struct PathConfig {
Chris@1472:         QStringList directories;
Chris@1472:         QString envVariable; // e.g. "LADSPA_PATH" etc
Chris@1472:         bool useEnvVariable; // true if env variable overrides directories list
Chris@1472:     };
Chris@1472: 
Chris@1472:     typedef std::map<PluginTypeLabel, PathConfig> Paths;
Chris@1472: 
Chris@1472:     /// Return paths arising from environment variables only, without
Chris@1472:     /// any user-defined preferences
Chris@1472:     static Paths getDefaultPaths();
Chris@1472: 
Chris@1472:     /// Return paths arising from user settings + environment
Chris@1472:     /// variables as appropriate
Chris@1472:     static Paths getPaths();
Chris@1472: 
Chris@1472:     /// Save the given paths to the settings
Chris@1472:     static void savePathSettings(Paths paths);
Chris@1472: 
Chris@1472:     /// Update *_PATH environment variables from the settings, on
Chris@1472:     /// application startup
Chris@1472:     static void setEnvironmentVariables();
Chris@1472: 
Chris@1472: private:
Chris@1472:     static Paths m_defaultPaths;
Chris@1472:     static QMutex m_mutex;
Chris@1472: };
Chris@1472: 
Chris@1472: #endif