Mercurial > hg > svcore
view plugin/PluginPathSetter.h @ 1881:b504df98c3be
Ensure completion on output model is started at zero, so if it's checked before the input model has become ready and the transform has begun, it is not accidentally reported as complete (affected re-aligning models in Sonic Lineup when replacing the session)
author | Chris Cannam |
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date | Fri, 26 Jun 2020 11:45:39 +0100 |
parents | 75fe1c1e003f |
children |
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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 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 SV_PLUGIN_PATH_SETTER_H #define SV_PLUGIN_PATH_SETTER_H #include <QString> #include <QStringList> #include <QMutex> #include <map> #include "checker/knownplugins.h" class PluginPathSetter { public: typedef std::pair<KnownPlugins::PluginType, KnownPlugins::BinaryFormat> TypeKey; typedef std::vector<TypeKey> TypeKeys; struct PathConfig { QStringList directories; // Actual list of directories arising // from user settings, environment // variables, and defaults as // appropriate QString envVariable; // Name of env var, e.g. LADSPA_PATH bool useEnvVariable; // True if env variable should override // any user settings for this }; typedef std::map<TypeKey, PathConfig> Paths; /// Update *_PATH environment variables from the settings, on /// application startup. Must be called exactly once, before any /// of the other functions in this class has been called static void initialiseEnvironmentVariables(); /// Return default values of paths only, without any environment /// variables or user-defined preferences static Paths getDefaultPaths(); /// Return paths arising from environment variables only, falling /// back to the defaults, without any user-defined preferences static Paths getEnvironmentPaths(); /// Return paths arising from user settings + environment /// variables + defaults as appropriate static Paths getPaths(); /// Save the given paths to the settings static void savePathSettings(Paths paths); /// Return the original value observed on startup for the given /// environment variable, if it is one of the variables used by a /// known path config. static QString getOriginalEnvironmentValue(QString envVariable); private: static Paths m_defaultPaths; static Paths m_environmentPaths; static std::map<QString, QString> m_originalEnvValues; static TypeKeys m_supportedKeys; static QMutex m_mutex; static std::vector<TypeKey> getSupportedKeys(); static Paths getEnvironmentPathsUncached(const TypeKeys &keys); static QString getSettingTagFor(TypeKey); }; #endif