+ ListData *data = nullptr;
+ bool own_data = false;
+ DataObserver *observer = nullptr;
+ ItemFactory *item_factory = nullptr;
+ ViewMode view_mode = LIST;
+ int sel_index = -1;
+ int focus_index = -1;
+ unsigned first_row = 0;
+ unsigned max_scroll = 0;
+ unsigned view_rows = 5;
+ unsigned view_columns = 5;
+ const Part *items_part = nullptr;
+ bool ignore_slider_change = false;
+ bool dragging = false;
+ int drag_start_x = 0;
+ int drag_start_y = 0;