Method: HANDLE_CTXMENU_REQ_NODE
Method: HANDLE_NODE_DOUBLE_CLICK
Method: ACCESS_FCODE
Method: INIT
Method: ADD_TOOLBAR_BUTTONS
Method: CREATE_SERVICE_CLASS
Method: HANDLE_OBJ_CHANGED
Method: START_WITH_OBJ
Method: CREATE_TREE_CONTENT
Method: SET_TREE_VIEW
Method: SET_TREE_VISIBLE
Method: CREATE_TREE_SERVICE