class GlobalAccessor:
    class Header:
        db_sys_text_update: None
        db_sys_text_get: None
        db_sys_status_get: None

    db_tree_refresh: None
    sql_editor_text: None
    sql_result_viewer_refresh: None

    spinner_db_tree = None
    spinner_sql_editor = None
    spinner_sql_viewer = None

    enable_header_play_button = None
    enable_header_plus_button = None

