55 static void flex_update(lv_obj_t * cont, void * user_data);
56 static int32_t find_track_end(lv_obj_t * cont, flex_t * f, int32_t item_start_id, lv_coord_t max_ma…
58 static void children_repos(lv_obj_t * cont, flex_t * f, int32_t item_first_id, int32_t item_last_id…
62 static lv_obj_t * get_next_item(lv_obj_t * cont, bool rev, int32_t * item_id);
206 static void flex_update(lv_obj_t * cont, void * user_data)  in flex_update()  argument
208     LV_LOG_INFO("update %p container", (void *)cont);  in flex_update()
212     lv_flex_flow_t flow = lv_obj_get_style_flex_flow(cont, LV_PART_MAIN);  in flex_update()
216     f.main_place = lv_obj_get_style_flex_main_place(cont, LV_PART_MAIN);  in flex_update()
217     f.cross_place = lv_obj_get_style_flex_cross_place(cont, LV_PART_MAIN);  in flex_update()
218     f.track_place = lv_obj_get_style_flex_track_place(cont, LV_PART_MAIN);  in flex_update()
220     bool rtl = lv_obj_get_style_base_dir(cont, LV_PART_MAIN) == LV_BASE_DIR_RTL ? true : false;  in flex_update()
221 …t track_gap = !f.row ? lv_obj_get_style_pad_column(cont, LV_PART_MAIN) : lv_obj_get_style_pad_row(…  in flex_update()
223 …d_t item_gap = f.row ? lv_obj_get_style_pad_column(cont, LV_PART_MAIN) : lv_obj_get_style_pad_row(…  in flex_update()
225 …coord_t max_main_size = (f.row ? lv_obj_get_content_width(cont) : lv_obj_get_content_height(cont));  in flex_update()
226     lv_coord_t border_width = lv_obj_get_style_border_width(cont, LV_PART_MAIN);  in flex_update()
227     lv_coord_t abs_y = cont->coords.y1 + lv_obj_get_style_pad_top(cont,  in flex_update()
228 …                                          LV_PART_MAIN) + border_width - lv_obj_get_scroll_y(cont);  in flex_update()
229     lv_coord_t abs_x = cont->coords.x1 + lv_obj_get_style_pad_left(cont,  in flex_update()
230 …                                          LV_PART_MAIN) + border_width - lv_obj_get_scroll_x(cont);  in flex_update()
235     lv_coord_t w_set = lv_obj_get_style_width(cont, LV_PART_MAIN);  in flex_update()
236     lv_coord_t h_set = lv_obj_get_style_height(cont, LV_PART_MAIN);  in flex_update()
239     if((f.row && h_set == LV_SIZE_CONTENT && cont->h_layout == 0) ||  in flex_update()
240        (!f.row && w_set == LV_SIZE_CONTENT && cont->w_layout == 0)) {  in flex_update()
256         track_first_item = f.rev ? cont->spec_attr->child_cnt - 1 : 0;  in flex_update()
258         while(track_first_item < (int32_t)cont->spec_attr->child_cnt && track_first_item >= 0) {  in flex_update()
261 …   next_track_first_item = find_track_end(cont, &f, track_first_item, max_main_size, item_gap, &t);  in flex_update()
270 …oord_t max_cross_size = (f.row ? lv_obj_get_content_height(cont) : lv_obj_get_content_width(cont));  in flex_update()
274     track_first_item = f.rev ? cont->spec_attr->child_cnt - 1 : 0;  in flex_update()
280     while(track_first_item < (int32_t)cont->spec_attr->child_cnt && track_first_item >= 0) {  in flex_update()
284 …   next_track_first_item = find_track_end(cont, &f, track_first_item, max_main_size, item_gap, &t);  in flex_update()
289 …children_repos(cont, &f, track_first_item, next_track_first_item, abs_x, abs_y, max_main_size, ite…  in flex_update()
303         lv_obj_refr_size(cont);  in flex_update()
306     lv_event_send(cont, LV_EVENT_LAYOUT_CHANGED, NULL);  in flex_update()
314 static int32_t find_track_end(lv_obj_t * cont, flex_t * f, int32_t item_start_id, lv_coord_t max_ma…  in find_track_end()  argument
317     lv_coord_t w_set = lv_obj_get_style_width(cont, LV_PART_MAIN);  in find_track_end()
318     lv_coord_t h_set = lv_obj_get_style_height(cont, LV_PART_MAIN);  in find_track_end()
336     lv_obj_t * item = lv_obj_get_child(cont, item_id);  in find_track_end()
376         item = lv_obj_get_child(cont, item_id);  in find_track_end()
386         item = cont->spec_attr->children[item_id];  in find_track_end()
387         get_next_item(cont, f->rev, &item_id);  in find_track_end()
401 static void children_repos(lv_obj_t * cont, flex_t * f, int32_t item_first_id, int32_t item_last_id…  in children_repos()  argument
443     bool rtl = lv_obj_get_style_base_dir(cont, LV_PART_MAIN) == LV_BASE_DIR_RTL ? true : false;  in children_repos()
449     if(f->row && rtl) main_pos += lv_obj_get_content_width(cont);  in children_repos()
451     lv_obj_t * item = lv_obj_get_child(cont, item_first_id);  in children_repos()
455             item = get_next_item(cont, f->rev, &item_first_id);  in children_repos()
535         item = get_next_item(cont, f->rev, &item_first_id);  in children_repos()
582 static lv_obj_t * get_next_item(lv_obj_t * cont, bool rev, int32_t * item_id)  in get_next_item()  argument
586         if(*item_id >= 0) return cont->spec_attr->children[*item_id];  in get_next_item()
591 …   if((*item_id) < (int32_t)cont->spec_attr->child_cnt) return cont->spec_attr->children[*item_id];  in get_next_item()