System.Windows.Controls.ComboBox.OnLostFocus C# (CSharp) 메소드

		protected override void OnLostFocus (RoutedEventArgs e)
		{
			base.OnLostFocus (e);
			isFocused = false;
			IsSelectionActive = _popup == null ? false : _popup.IsOpen;
			UpdateVisualState (true);
		}