pub trait TreeLabelProvider<T: TreeModel> {
// Required method
fn label_parts<'a>(&'a self, model: &'a T, id: T::Id) -> TreeLabelPrefix<'a>;
}pub trait TreeLabelProvider<T: TreeModel> {
// Required method
fn label_parts<'a>(&'a self, model: &'a T, id: T::Id) -> TreeLabelPrefix<'a>;
}