protected TreeViewItemViewModel(TreeViewItemViewModel parent, bool lazyLoadChildren)
{
_parent = parent;
_children = new ObservableCollection <TreeViewItemViewModel>();
if (lazyLoadChildren)
{
_children.Add(DummyChild);
}
}
/// <summary>
/// Event handler called when an item has been selected on the media tree. The handler is always
/// called no matter which item has been selected, but only media song title items are considered
/// for operations in this handler.
/// </summary>
/// <param name="item">The item selected</param>
void TreeViewItemViewModel_OnItemSelected(TreeViewModel.TreeViewItemViewModel item)
{
if (item != null)
{
// Cast the base item coming in to a more specific title item. If the
// cast is successful, continue.
TreeViewModel.TitleViewModel title = item as TreeViewModel.TitleViewModel;
if (title != null)
{
// Load the view model for the detaile control using the path and file name
mediaDetailsControl.LoadViewModel(title.FilePath + "\\" + title.FileName);
}
}
}