CommandDirectory.cpp

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/**********************************************************************
 
   Audacity - A Digital Audio Editor
   Copyright 1999-2009 Audacity Team
   License: wxWidgets
 
   Dan Horgan
 
******************************************************************//*******************************************************************/
 
 
#include "CommandDirectory.h"
 
std::unique_ptr<CommandDirectory> CommandDirectory::mInstance;
 
CommandDirectory::CommandDirectory()
{
   // Create the command map.
   // First we have commands which return information
   //AddCommand(std::make_unique<MessageCommandType>());
 
//   AddCommand(std::make_unique<BatchEvalCommandType>());
 
 
   // Legacy adapter commands that previously was needed to 
   // access menu items.
   //AddCommand(std::make_unique<ExecMenuCommandType>());
 
   // Not needed.  Sets selected/solo/mute on multiple tracks.
   //AddCommand(std::make_unique<SetProjectInfoCommandType>());
 
//   Moved to AudacityCommand
//   AddCommand(std::make_unique<OpenProjectCommandType>());
//   AddCommand(std::make_unique<SaveProjectCommandType>());
//   AddCommand(std::make_unique<ImportCommandType>());
//   AddCommand(std::make_unique<ExportCommandType>());
//   AddCommand(std::make_unique<HelpCommandType>());
//   AddCommand(std::make_unique<GetInfoCommandType>("GetAll"));
//   AddCommand(std::make_unique<GetInfoCommandType>("GetCommands"));
//   AddCommand(std::make_unique<GetInfoCommandType>("GetMenus"));
//   AddCommand(std::make_unique<GetInfoCommandType>("GetMenusPlus"));
//   AddCommand(std::make_unique<GetInfoCommandType>("GetBoxes"));
//   AddCommand(std::make_unique<GetInfoCommandType>("GetClips"));
 
//   AddCommand(std::make_unique<GetTrackInfoCommandType>());
//   AddCommand(std::make_unique<GetProjectInfoCommandType>());
//   AddCommand(std::make_unique<CompareAudioCommandType>());
//   AddCommand(std::make_unique<GetPreferenceCommandType>());
//   AddCommand(std::make_unique<SetPreferenceCommandType>());
//   AddCommand(std::make_unique<ScreenshotCommandType>());
//   AddCommand(std::make_unique<SelectCommandType>());
//   AddCommand(std::make_unique<SetTrackInfoCommandType>());
 
}
 
CommandDirectory::~CommandDirectory()
{
}
 
OldStyleCommandType *CommandDirectory::LookUp(const wxString &cmdName) const
{
   auto iter = sCmdMap().find(cmdName);
   if (iter == sCmdMap().end())
   {
      return nullptr;
   }
   return iter->second.get();
}
 
CommandMap &CommandDirectory::sCmdMap()
{
   static CommandMap theMap;
   return theMap;
}
 
void CommandDirectory::AddCommand(std::unique_ptr<OldStyleCommandType> type)
{
   wxASSERT(type != NULL);
   // Internal string is shown but only in assertion message
   auto cmdName = type->GetSymbol().Internal();
   wxASSERT_MSG(sCmdMap().find(cmdName) == sCmdMap().end()
         , wxT("A command named ") + cmdName
         + wxT(" already exists."));
 
   sCmdMap()[cmdName] = std::move(type);
}
 
CommandDirectory *CommandDirectory::Get()
{
   if (!mInstance)
      mInstance.reset(safenew CommandDirectory());
   return mInstance.get();
}