Method: CHANGE_NODE
Method: GET_NODES_OF_CREATED_OBJECTS
Method: ON_COLLAPSE_ALL
Method: HAS_CHANGES
Method: ON_NODE_CLICK
Method: EXPAND_SUBTREE_UPWARDS
Method: ON_GOTO_ACTIVE_NODE
Method: EXPAND_NODE_COMPLETELY
Method: EXPAND_NODE
Method: ON_EXPAND_ALL
Method: DETERMINE_NEIGHBOUR_NODES
Method: UPDATE_CHANGED
Method: UPDATE_DELETED
Method: UPDATE_CREATED
Method: UPDATE_NODES
Method: COLLECT_SUBNODES