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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7
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8 This program is free software; you can redistribute it and/or
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9 modify it under the terms of the GNU General Public License as
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10 published by the Free Software Foundation; either version 2 of the
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11 License, or (at your option) any later version. See the file
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12 COPYING included with this distribution for more information.
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13 */
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14
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15 #ifndef SV_PLUGIN_PATH_SETTER_H
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16 #define SV_PLUGIN_PATH_SETTER_H
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17
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18 #include <QString>
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19 #include <QStringList>
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20 #include <QMutex>
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21
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22 #include <map>
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23
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24 class PluginPathSetter
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25 {
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26 public:
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27 /// Text used to identify a plugin type, e.g. "LADSPA", "Vamp"
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28 typedef QString PluginTypeLabel;
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29
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30 struct PathConfig {
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31 QStringList directories;
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32 QString envVariable; // e.g. "LADSPA_PATH" etc
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33 bool useEnvVariable; // true if env variable overrides directories list
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34 };
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35
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36 typedef std::map<PluginTypeLabel, PathConfig> Paths;
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37
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38 /// Return paths arising from environment variables only, without
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39 /// any user-defined preferences
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40 static Paths getDefaultPaths();
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41
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42 /// Return paths arising from user settings + environment
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43 /// variables as appropriate
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44 static Paths getPaths();
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45
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46 /// Save the given paths to the settings
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47 static void savePathSettings(Paths paths);
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48
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49 /// Update *_PATH environment variables from the settings, on
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50 /// application startup
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51 static void setEnvironmentVariables();
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52
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53 private:
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54 static Paths m_defaultPaths;
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55 static QMutex m_mutex;
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56 };
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57
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58 #endif
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