private void EndExecuteError(CommandExecuteEventArgs e)
 {
     if (e.Command.Error != null)
     {
         ExecutingError(e.Command).Execute();
     }
 }
 public void _EndExecuteEvent(CommandExecuteEventArgs e)
 {
     EndExecuteEvent(e);
 }
 public void EndExecuteEvent(CommandExecuteEventArgs e)
 {
     _command._EndExecuteEvent(e);
 }