private void Selector_OnSelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            OpenHABWidgetMapping mapping = (OpenHABWidgetMapping)e.AddedItems.FirstOrDefault();

            if (mapping == null)
            {
                return;
            }

            Messenger.Default.Send(new TriggerCommandMessage(Widget.Item, mapping.Command));
        }
        internal override void SetState()
        {
            OpenHABWidgetMapping itemState = Widget?.Mappings.FirstOrDefault(_ => _.Command == Widget.Item.State);

            SelectionComboBox.SelectedItem = itemState;
        }