bugfix

bricks/tree.js

@@ -177,6 +177,12 @@ bricks.Tree = class extends bricks.VScrollPanel {
 			this.create_node_children(this, this.opts.data);
 		}
 	}
+	getValue(){
+		return this.data;
+	}
+	get_id(){
+		return this.data[this.idField];
+	}
 	create_toolbar(){
 		var toolbar = bricks.extend({}, this.toolbar);
 		var tools = [];