+ switch (action) {
+ case MENU_UP:
+ menu->selected_item = menu->selected_item-1 >= 0 ? menu->selected_item-1 : 0;
+ break;
+
+ case MENU_DOWN:
+ menu->selected_item = menu->selected_item+1 <= menu->menu_length-1 ? menu->selected_item+1 : menu->menu_length-1;
+ break;
+
+ case MENU_TOP:
+ menu->selected_item = 0;
+ break;
+
+ case MENU_BOTTOM:
+ menu->selected_item = menu->menu_length-1;
+ break;
+
+ case MENU_MOVE_UP:
+ if (menu->selected_item <= 0) break;
+ swap_item(menu, menu->selected_item, menu->selected_item-1);
+ menu->selected_item -= 1;
+ break;
+
+ case MENU_MOVE_DOWN:
+ if (menu->selected_item >= menu->menu_length-1) break;
+ swap_item(menu, menu->selected_item, menu->selected_item+1);
+ menu->selected_item += 1;
+ break;
+
+ case MENU_DELETE:
+ delete_item(menu, menu->selected_item);
+ wclear(menu->sub_win);
+ break;
+
+ default: // This is here for debug, disable later
+ fprintf(stderr, "Invalid menu action");
+ }
+
+ return 0;
+}