Method: ON_SELECTION_CHANGED
Method: ON_NODE_CONTEXT_MENU_REQUEST
Method: IF_ESD_REUSE_TREE~DISPLAY
Method: IF_ESD_REUSE_TREE~GET_NODE_DATA
Method: ON_NODE_CONTEXT_MENU_SELECT
Method: CREATE_TREE_EXTVIEW
Method: CREATE_TREE_INTVIEW
Method: CREATE_TREE_TYPES
Method: CREATE_TREE_VARIANT