idTech4.idSession.StartMenu C# (CSharp) Method

		public void StartMenu(bool playIntro = false)
		{
			if(_guiActive == _guiMainMenu)
			{
				return;
			}

			idConsole.Warning("TODO: demo");
			/*if(readDemo)
			{
				// if we're playing a demo, esc kills it
				UnloadMap();
			}*/

			// pause the game sound world
			idConsole.Warning("TODO: sound");
			/*if(sw != NULL && !sw->IsPaused())
			{
				sw->Pause();
			}*/

			// start playing the menu sounds
			// TODO: soundSystem->SetPlayingSoundWorld(menuSoundWorld);

			SetUserInterface(_guiMainMenu, null);
			playIntro = false;
			_guiMainMenu.HandleNamedEvent((playIntro == true) ? "playIntro" : "noIntro");


			idConsole.Warning("TODO: d3xp check");
			/*// TODO: if(fileSystem->HasD3XP())
			{
				guiMainMenu->SetStateString("game_list", common->GetLanguageDict()->GetString("#str_07202"));
			}
			else*/
			{
				_guiMainMenu.State.Set("game_list", idE.Language.Get("#str_07212"));
			}

			idE.Console.Close();
		}