public ElementTreeViewModel(Prop prop)
{
Prop = prop;
ElementModelViewModel vm = new ElementModelViewModel(Prop.RootNode, null);
RootNodesViewModels = new ObservableCollection <ElementModelViewModel>(new[] { vm });
SelectedItems = new ObservableCollection <ElementModelViewModel>();
SelectedItems.CollectionChanged += SelectedItems_CollectionChanged;
}
public ElementModelViewModel(ElementModel model, ElementModelViewModel parent)
{
ElementModel = model;
ChildrenViewModels = new ElementViewModelCollection(model.Children, this);
ElementModelLookUpService.Instance.AddModel(model.Id, this);
((IRelationalViewModel)this).SetParentViewModel(parent);
DeferValidationUntilFirstSaveCall = false;
AlwaysInvokeNotifyChanged = true;
}
private static void SelectModelWithParent(ElementModelViewModel elementModelViewModel, ElementModelViewModel targetModelParent)
{
var newModel = ElementModelLookUpService.Instance.GetModels(elementModelViewModel.ElementModel.Id)?
.FirstOrDefault(e => e.ParentViewModel == targetModelParent);
if (newModel != null)
{
newModel.IsSelected = true;
//ensure parent is expanded
targetModelParent.IsExpanded = true;
}
}
