EditorUtility.CollectDeepHierarchy 收集深度层级

// Show list of all assets the assets listed in roots depend on.
// on the selected GameObject
//显示所有资源列表，在roots依赖的资源列表
//在选择的游戏物体上
class EditorUtilityCollectDeepHierarchy extends EditorWindow {

	var obj : GameObject = null;

	@MenuItem("Examples/Select Dependencies")
	static function Init() {
		var window = GetWindow(EditorUtilityCollectDeepHierarchy);
		window.position = Rect(0, 0, 250, 80);
		window.Show();
	}

	function OnInspectorUpdate() {
		Repaint();
	}

	function OnGUI() {
		obj = EditorGUI.ObjectField(Rect(3,3,position.width - 6, 20),
		"Find Dependency",
		obj,
		GameObject);

		if(obj) {
			if(GUI.Button(Rect(3,25,position.width - 6, 20), "Check Dependencies"))
				Selection.objects = EditorUtility.CollectDeepHierarchy([obj]);
		} else {
			EditorGUI.LabelField(Rect(3,25,position.width - 6,20),
			"Missing:",
			"Select an object first");
		}
	}
}