Method: ADD_CONTEXT_ATTR_INT
Method: GET_CURRENT_FILTER_VALUES
Method: FILTER_TABLE
Method: CREATE_CONTEXT_NODE
Method: CREATE_ATTRIBUTE_DESCRIPTOR
Method: CREATE_FILTER_COL_HEADER_MENU
Method: IF_SALV_WD_COMP_TABLE_DATA~NODE_DATA_TECHINFO_FOR_COLUMNS
Method: COLLECT_DATA