protected TreeViewItemViewModel(TreeViewItemViewModel parent, TasExplorerViewModel parentTasExplorer, IServiceProvider services, bool childless = false, bool expanded = false)
: base(services)
{
_parent = parent;
_isExpanded = expanded;
_isLoading = false;
_threadingService = services.GetRequiredService <IThreadingService>();
if (!childless) // only create placeholder & assign children if this vm isn't a placeholder itself
{
LoadingPlaceholder = new PlaceholderViewModel(parent: this, services)
{
DisplayText = _defaultLoadingMsg,
};
_children = new ObservableCollection <TreeViewItemViewModel>
{
LoadingPlaceholder,
};
}
ParentTasExplorer = parentTasExplorer;
}
public PlaceholderViewModel(TreeViewItemViewModel parent, IServiceProvider services) : base(parent, null, services, childless: true)
{
}
