Method GetEffectParameters

src/EffectAndCommandPluginManager.cpp:169–207

This function is used only in the macro programming user interface

// This function is used only in the macro programming user interface
wxString EffectAndCommandPluginManager::GetEffectParameters(const PluginID& ID)
{
   auto pair = EffectManager::Get().GetEffectAndDefaultSettings(ID);
   if (auto effect = pair.first)
   {
      assert(pair.second); // postcondition
      wxString parms;

      effect->SaveSettingsAsString(*pair.second, parms);

      // Some effects don't have automatable parameters and will not return
      // anything, so try to get the active preset (current or factory).
      if (parms.empty())
      {
         parms = EffectManager::Get().GetDefaultPreset(ID);
      }

      return parms;
   }

   AudacityCommand* command = GetAudacityCommand(ID);

   if (command)
   {
      wxString parms;

      command->SaveSettingsAsString(parms);

      // Some effects don't have automatable parameters and will not return
      // anything, so try to get the active preset (current or factory).
      if (parms.empty())
      {
         parms = EffectManager::Get().GetDefaultPreset(ID);
      }

      return parms;
   }
   return wxEmptyString;
}

// This function is used only in the macro programming user interface
bool EffectAndCommandPluginManager::SetEffectParameters(