private bool?ConvertStatus(ComboBoxItem filterStatusRaw)
 {
     /*switch (filterStatusRaw.ToString())
      * {
      *  case FilterComboBoxActive.ToString():
      *      return true;
      *  case FilterComboBoxInactive.ToString():
      *      return false;
      *  default:
      *      return false;
      * }*/
     if (filterStatusRaw.Equals(FilterComboBoxActive))
     {
         return(true);
     }
     else if (filterStatusRaw.Equals(FilterComboBoxInactive))
     {
         return(false);
     }
     return(false);
 }