private void OnLoaded()
{
var rootItems = ItemVmFactory.CreateItemVms("Item ", 0);
_rootItemVms.Clear();
_rootItemVms.AddRange(rootItems);
}
protected override Task <perTreeViewItemViewModelBase[]> LazyLoadFetchChildren()
{
var children = ItemVmFactory.CreateItemVms(Model.Caption, Model.Level + 1)
.Cast <perTreeViewItemViewModelBase>()
.ToArray();
return(Task.FromResult(children));
}
protected override Task LazyLoadFetchChildren()
{
var children = ItemVmFactory.CreateItemVms(Model.Caption, Model.Level + 1);
AddChildren(children);
return(Task.CompletedTask);
}