private KeyPressEventHandler ComboBoxWinOnKeyPressHandler() { return(delegate(object sender, System.Windows.Forms.KeyPressEventArgs e) { try { if (e.KeyChar == ENTER_KEY_CHAR) { _mapper.ApplyChangesToBusinessObject(); _mapper.UpdateControlValueFromBusinessObject(); } } catch (Exception ex) { GlobalRegistry.UIExceptionNotifier.Notify(ex, "", "Error "); } }); }