private void DrawingViewModel_SelectedItemsChanged(object sender, NotifyCollectionChangedEventArgs e)
{
if (!_selectionChanging)
{
_selectionChanging = true;
//Console.Out.WriteLine($"Drawing View Model changed {e.Action}");
if (e.Action == NotifyCollectionChangedAction.Reset)
{
ElementTreeViewModel.DeselectAll();
ElementOrderViewModel.DeselectAll();
}
if (e.Action == NotifyCollectionChangedAction.Remove)
{
if (e.OldItems != null)
{
var parents = e.OldItems.Cast <LightViewModel>().SelectMany(l => ElementModelLookUpService.Instance.GetModels(l.Light.ParentModelId));
ElementTreeViewModel.DeselectModels(parents);
}
}
if (e.Action == NotifyCollectionChangedAction.Add)
{
var parents = e.NewItems.Cast <LightViewModel>().SelectMany(l => ElementModelLookUpService.Instance.GetModels(l.Light.ParentModelId));
ElementTreeViewModel.SelectModels(parents);
}
_selectionChanging = false;
}
}
/// <summary>
/// Called when the SelectedTabIndex property has changed.
/// </summary>
private void OnSelectedTabIndexChanged()
{
if (SelectedTabIndex == 0)
{
//var selectedModelIds = ElementTreeViewModel.SelectedItems.Select(e => e.ElementModel.Id).Distinct();
ElementTreeViewModel.DeselectAll();
//ElementOrderViewModel.Select(selectedModelIds);
}
else if (SelectedTabIndex == 1)
{
//var selectedModelIds = ElementOrderViewModel.SelectedItems.Select(e => e.ElementModel.Id).Distinct();
ElementOrderViewModel.DeselectAll();
//ElementTreeViewModel.Select(selectedModelIds);
}
}
