1use super::backend::*; 2 3// 4// SimpleTreeBackend 5// 6 7/// Simple tree view backend. 8/// 9/// Nodes can only be populated manually. 10pub struct SimpleTreeBackend; 11 12impl TreeBackend for SimpleTreeBackend { 13 type Context = (); 14 type Error = (); 15 type ID = (); 16 type Data = (); 17}