void OnGUI() { showHelpMSG(); CustomEditorGUI.DrawSeperator(); GUILayout.Label(new GUIContent("Target Object", "Root of Object"), EditorStyles.boldLabel); UpdateSelectedObject(); if (lookUpSource != null) { UtilBtns(); CustomEditorGUI.DrawSeperator(); CustomEditorGUI.AttachmentListDraw(this, isoHierarchy, ref vScrollPos); } }