void IActiveTaskDialog.SetButtonEnabledState(int buttonId, bool enabled)
 {
     if (NormalButtons.Any(b => b.ID == buttonId))
     {
         NormalButtons.First(b => b.ID == buttonId).IsEnabled = enabled;
     }
     else if (CommandLinks.Any(cl => cl.ID == buttonId))
     {
         CommandLinks.First(b => b.ID == buttonId).IsEnabled = enabled;
     }
     else if (RadioButtons.Any(rb => rb.ID == buttonId))
     {
         RadioButtons.First(b => b.ID == buttonId).IsEnabled = enabled;
     }
 }
 void ExcuteRadioCommand()
 {
     RadioButton = RadioButtons.First(p => p.IsCheck);
 }