public static MyGuiScreenSelectSandboxProgress CurrentScreen = null;    //  This is always filled with reference to actual instance of this scree. If there isn't, it's null.


        public MyGuiScreenSelectSandboxProgress(MyMwcSelectSectorRequestTypeEnum selectSandboxType, MyTextsWrapperEnum progressText, MyGuiScreenBase openAfterSuccessfulEnter, string findPlayerName, AddResponseDelegate responseHandler) :
            base(progressText, false)
        {
            m_selectSandboxType        = selectSandboxType;
            m_backgroundFadeColor      = MyGuiConstants.SCREEN_BACKGROUND_FADE_BLANK_DARK_PROGRESS_SCREEN;
            m_openAfterSuccessfulEnter = openAfterSuccessfulEnter;
            m_findPlayerName           = findPlayerName;
            CurrentScreen     = this;
            m_responseHandler = responseHandler;
        }
        public static MyGuiScreenSelectSandboxProgress CurrentScreen = null;    //  This is always filled with reference to actual instance of this scree. If there isn't, it's null.


        public MyGuiScreenSelectSandboxProgress(MyMwcSelectSectorRequestTypeEnum selectSandboxType, MyTextsWrapperEnum progressText, MyGuiScreenBase openAfterSuccessfulEnter, string findPlayerName, AddResponseDelegate responseHandler) : 
            base(progressText, false)
        {
            m_selectSandboxType = selectSandboxType;
            m_backgroundFadeColor = MyGuiConstants.SCREEN_BACKGROUND_FADE_BLANK_DARK_PROGRESS_SCREEN;
            m_openAfterSuccessfulEnter = openAfterSuccessfulEnter;
            m_findPlayerName = findPlayerName;
            CurrentScreen = this;
            m_responseHandler = responseHandler;
        }