171     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_set_text()  local
172     if(dropdown->text == txt) return;  in lv_dropdown_set_text()
174     dropdown->text = txt;  in lv_dropdown_set_text()
184     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_set_options()  local
187     dropdown->option_cnt = 0;  in lv_dropdown_set_options()
190         if(options[i] == '\n') dropdown->option_cnt++;  in lv_dropdown_set_options()
192     dropdown->option_cnt++;   /*Last option has no `\n`*/  in lv_dropdown_set_options()
193     dropdown->sel_opt_id      = 0;  in lv_dropdown_set_options()
194     dropdown->sel_opt_id_orig = 0;  in lv_dropdown_set_options()
203     if(dropdown->options != NULL && dropdown->static_txt == 0) {  in lv_dropdown_set_options()
204         lv_free(dropdown->options);  in lv_dropdown_set_options()
205         dropdown->options = NULL;  in lv_dropdown_set_options()
208     dropdown->options = lv_malloc(len);  in lv_dropdown_set_options()
210     LV_ASSERT_MALLOC(dropdown->options);  in lv_dropdown_set_options()
211     if(dropdown->options == NULL) return;  in lv_dropdown_set_options()
214     lv_strcpy(dropdown->options, options);  in lv_dropdown_set_options()
216     lv_text_ap_proc(options, dropdown->options);  in lv_dropdown_set_options()
220     dropdown->static_txt = 0;  in lv_dropdown_set_options()
223     if(dropdown->list) lv_obj_invalidate(dropdown->list);  in lv_dropdown_set_options()
231     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_set_options_static()  local
234     dropdown->option_cnt = 0;  in lv_dropdown_set_options_static()
237         if(options[i] == '\n') dropdown->option_cnt++;  in lv_dropdown_set_options_static()
239     dropdown->option_cnt++;   /*Last option has no `\n`*/  in lv_dropdown_set_options_static()
240     dropdown->sel_opt_id      = 0;  in lv_dropdown_set_options_static()
241     dropdown->sel_opt_id_orig = 0;  in lv_dropdown_set_options_static()
243     if(dropdown->static_txt == 0 && dropdown->options != NULL) {  in lv_dropdown_set_options_static()
244         lv_free(dropdown->options);  in lv_dropdown_set_options_static()
245         dropdown->options = NULL;  in lv_dropdown_set_options_static()
248     dropdown->static_txt = 1;  in lv_dropdown_set_options_static()
249     dropdown->options = (char *)options;  in lv_dropdown_set_options_static()
252     if(dropdown->list) lv_obj_invalidate(dropdown->list);  in lv_dropdown_set_options_static()
260     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_add_option()  local
263     if(dropdown->static_txt != 0) {  in lv_dropdown_add_option()
264         char * static_options = dropdown->options;  in lv_dropdown_add_option()
265         dropdown->options = lv_strdup(static_options);  in lv_dropdown_add_option()
266         LV_ASSERT_MALLOC(dropdown->options);  in lv_dropdown_add_option()
267         if(dropdown->options == NULL) return;  in lv_dropdown_add_option()
268         dropdown->static_txt = 0;  in lv_dropdown_add_option()
272     size_t old_len = (dropdown->options == NULL) ? 0 : lv_strlen(dropdown->options);  in lv_dropdown_add_option()
280     dropdown->options        = lv_realloc(dropdown->options, new_len + 1);  in lv_dropdown_add_option()
281     LV_ASSERT_MALLOC(dropdown->options);  in lv_dropdown_add_option()
282     if(dropdown->options == NULL) return;  in lv_dropdown_add_option()
284     dropdown->options[old_len] = '\0';  in lv_dropdown_add_option()
290         for(insert_pos = 0; dropdown->options[insert_pos] != 0; insert_pos++) {  in lv_dropdown_add_option()
293             if(dropdown->options[insert_pos] == '\n')  in lv_dropdown_add_option()
299     if((insert_pos > 0) && (pos >= dropdown->option_cnt))  in lv_dropdown_add_option()
300 …lv_text_ins(dropdown->options, lv_text_encoded_get_char_id(dropdown->options, insert_pos++), "\n");  in lv_dropdown_add_option()
311     if(pos < dropdown->option_cnt) lv_strcat(ins_buf, "\n");  in lv_dropdown_add_option()
313 …lv_text_ins(dropdown->options, lv_text_encoded_get_char_id(dropdown->options, insert_pos), ins_buf…  in lv_dropdown_add_option()
316     dropdown->option_cnt++;  in lv_dropdown_add_option()
319     if(dropdown->list) lv_obj_invalidate(dropdown->list);  in lv_dropdown_add_option()
325     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_clear_options()  local
326     if(dropdown->options == NULL) return;  in lv_dropdown_clear_options()
328     if(dropdown->static_txt == 0)  in lv_dropdown_clear_options()
329         lv_free(dropdown->options);  in lv_dropdown_clear_options()
331     dropdown->options = NULL;  in lv_dropdown_clear_options()
332     dropdown->static_txt = 0;  in lv_dropdown_clear_options()
333     dropdown->option_cnt = 0;  in lv_dropdown_clear_options()
336     if(dropdown->list) lv_obj_invalidate(dropdown->list);  in lv_dropdown_clear_options()
343     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_set_selected()  local
344     if(dropdown->sel_opt_id == sel_opt) return;  in lv_dropdown_set_selected()
346     dropdown->sel_opt_id      = sel_opt < dropdown->option_cnt ? sel_opt : dropdown->option_cnt - 1;  in lv_dropdown_set_selected()
347     dropdown->sel_opt_id_orig = dropdown->sel_opt_id;  in lv_dropdown_set_selected()
349     if(dropdown->list) {  in lv_dropdown_set_selected()
360     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_set_dir()  local
361     if(dropdown->dir == dir) return;  in lv_dropdown_set_dir()
363     dropdown->dir = dir;  in lv_dropdown_set_dir()
372     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_set_symbol()  local
373     dropdown->symbol = symbol;  in lv_dropdown_set_symbol()
381     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_set_selected_highlight()  local
382     dropdown->selected_highlight = en;  in lv_dropdown_set_selected_highlight()
383     if(dropdown->list) lv_obj_invalidate(dropdown->list);  in lv_dropdown_set_selected_highlight()
393     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_list()  local
395     return dropdown->list;  in lv_dropdown_get_list()
401     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_text()  local
403     return dropdown->text;  in lv_dropdown_get_text()
410     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_options()  local
411     return dropdown->options == NULL ? "" : dropdown->options;  in lv_dropdown_get_options()
418     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_selected()  local
420     return dropdown->sel_opt_id;  in lv_dropdown_get_selected()
427     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_option_count()  local
429     return dropdown->option_cnt;  in lv_dropdown_get_option_count()
436     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_selected_str()  local
442     if(dropdown->options)  {  in lv_dropdown_get_selected_str()
443         txt_len     = lv_strlen(dropdown->options);  in lv_dropdown_get_selected_str()
450     for(i = 0; i < txt_len && line != dropdown->sel_opt_id_orig; i++) {  in lv_dropdown_get_selected_str()
451         if(dropdown->options[i] == '\n') line++;  in lv_dropdown_get_selected_str()
455     for(c = 0; i < txt_len && dropdown->options[i] != '\n'; c++, i++) {  in lv_dropdown_get_selected_str()
460         buf[c] = dropdown->options[i];  in lv_dropdown_get_selected_str()
493     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_symbol()  local
494     return dropdown->symbol;  in lv_dropdown_get_symbol()
500     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_selected_highlight()  local
501     return dropdown->selected_highlight;  in lv_dropdown_get_selected_highlight()
507     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_get_dir()  local
508     return dropdown->dir;  in lv_dropdown_get_dir()
519     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in lv_dropdown_open()  local
522     lv_obj_set_parent(dropdown->list, lv_obj_get_screen(dropdown_obj));  in lv_dropdown_open()
523     lv_obj_move_to_index(dropdown->list, -1);  in lv_dropdown_open()
524     lv_obj_remove_flag(dropdown->list, LV_OBJ_FLAG_HIDDEN);  in lv_dropdown_open()
530     lv_label_set_text_static(label, dropdown->options);  in lv_dropdown_open()
531     lv_obj_set_width(dropdown->list, LV_SIZE_CONTENT);  in lv_dropdown_open()
535     if(lv_obj_get_width(dropdown->list) <= lv_obj_get_width(dropdown_obj) &&  in lv_dropdown_open()
536        (dropdown->dir == LV_DIR_TOP || dropdown->dir == LV_DIR_BOTTOM)) {  in lv_dropdown_open()
537         lv_obj_set_width(dropdown->list, lv_obj_get_width(dropdown_obj));  in lv_dropdown_open()
541     int32_t border_width = lv_obj_get_style_border_width(dropdown->list, LV_PART_MAIN);  in lv_dropdown_open()
542     int32_t top = lv_obj_get_style_pad_top(dropdown->list, LV_PART_MAIN) + border_width;  in lv_dropdown_open()
543     int32_t bottom = lv_obj_get_style_pad_bottom(dropdown->list, LV_PART_MAIN) + border_width;  in lv_dropdown_open()
548     lv_dir_t dir = dropdown->dir;  in lv_dropdown_open()
550     if(dropdown->dir == LV_DIR_BOTTOM) {  in lv_dropdown_open()
563     else if(dropdown->dir == LV_DIR_TOP) {  in lv_dropdown_open()
577     lv_obj_set_height(dropdown->list, list_h);  in lv_dropdown_open()
581 …if(dir == LV_DIR_BOTTOM)     lv_obj_align_to(dropdown->list, dropdown_obj, LV_ALIGN_OUT_BOTTOM_LEF…  in lv_dropdown_open()
582 …else if(dir == LV_DIR_TOP)   lv_obj_align_to(dropdown->list, dropdown_obj, LV_ALIGN_OUT_TOP_LEFT, …  in lv_dropdown_open()
583 …else if(dir == LV_DIR_LEFT)  lv_obj_align_to(dropdown->list, dropdown_obj, LV_ALIGN_OUT_LEFT_TOP, …  in lv_dropdown_open()
584 …else if(dir == LV_DIR_RIGHT) lv_obj_align_to(dropdown->list, dropdown_obj, LV_ALIGN_OUT_RIGHT_TOP,…  in lv_dropdown_open()
586     lv_obj_update_layout(dropdown->list);  in lv_dropdown_open()
588     if(dropdown->dir == LV_DIR_LEFT || dropdown->dir == LV_DIR_RIGHT) {  in lv_dropdown_open()
589         int32_t y1 = lv_obj_get_y(dropdown->list);  in lv_dropdown_open()
590         int32_t y2 = lv_obj_get_y2(dropdown->list);  in lv_dropdown_open()
592             lv_obj_set_y(dropdown->list, y1 - (y2 - LV_VER_RES) - 1);  in lv_dropdown_open()
596 … lv_text_align_t align = lv_obj_calculate_style_text_align(label, LV_PART_MAIN, dropdown->options);  in lv_dropdown_open()
618     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_close()  local
620     dropdown->pr_opt_id = LV_DROPDOWN_PR_NONE;  in lv_dropdown_close()
621     lv_obj_add_flag(dropdown->list, LV_OBJ_FLAG_HIDDEN);  in lv_dropdown_close()
629     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_is_open()  local
631     return lv_obj_has_flag(dropdown->list, LV_OBJ_FLAG_HIDDEN) ? false : true;  in lv_dropdown_is_open()
651     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_constructor()  local
654     dropdown->list          = NULL;  in lv_dropdown_constructor()
655     dropdown->options     = NULL;  in lv_dropdown_constructor()
656     dropdown->symbol         = LV_SYMBOL_DOWN;  in lv_dropdown_constructor()
657     dropdown->text         = NULL;  in lv_dropdown_constructor()
658     dropdown->static_txt = 1;  in lv_dropdown_constructor()
659     dropdown->selected_highlight = 1;  in lv_dropdown_constructor()
660     dropdown->sel_opt_id      = 0;  in lv_dropdown_constructor()
661     dropdown->sel_opt_id_orig = 0;  in lv_dropdown_constructor()
662     dropdown->pr_opt_id = LV_DROPDOWN_PR_NONE;  in lv_dropdown_constructor()
663     dropdown->option_cnt      = 0;  in lv_dropdown_constructor()
664     dropdown->dir = LV_DIR_BOTTOM;  in lv_dropdown_constructor()
671     dropdown->list = lv_dropdown_list_create(lv_obj_get_screen(obj));  in lv_dropdown_constructor()
672     lv_dropdown_list_t * list = (lv_dropdown_list_t *)dropdown->list;  in lv_dropdown_constructor()
673     list->dropdown = obj;  in lv_dropdown_constructor()
681     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_destructor()  local
683     if(dropdown->list) {  in lv_dropdown_destructor()
684         lv_obj_delete(dropdown->list);  in lv_dropdown_destructor()
685         dropdown->list = NULL;  in lv_dropdown_destructor()
688     if(!dropdown->static_txt) {  in lv_dropdown_destructor()
689         lv_free(dropdown->options);  in lv_dropdown_destructor()
690         dropdown->options = NULL;  in lv_dropdown_destructor()
713     lv_obj_t * dropdown_obj = list->dropdown;  in lv_dropdownlist_destructor()
714     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in lv_dropdownlist_destructor()  local
715     dropdown->list = NULL;  in lv_dropdownlist_destructor()
730     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in lv_dropdown_event()  local
745                 dropdown->sel_opt_id = dropdown->sel_opt_id_orig;  in lv_dropdown_event()
774             else if(dropdown->sel_opt_id + 1 < dropdown->option_cnt) {  in lv_dropdown_event()
775                 dropdown->sel_opt_id++;  in lv_dropdown_event()
784             else if(dropdown->sel_opt_id > 0) {  in lv_dropdown_event()
785                 dropdown->sel_opt_id--;  in lv_dropdown_event()
790             dropdown->sel_opt_id = dropdown->sel_opt_id_orig;  in lv_dropdown_event()
809             int32_t new_id = dropdown->sel_opt_id + r;  in lv_dropdown_event()
810             new_id = LV_CLAMP(0, new_id, (int32_t)dropdown->option_cnt - 1);  in lv_dropdown_event()
812             dropdown->sel_opt_id = new_id;  in lv_dropdown_event()
834     lv_obj_t * dropdown_obj = ((lv_dropdown_list_t *)list)->dropdown;  in lv_dropdown_list_event()
835     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in lv_dropdown_list_event()  local
846         dropdown->pr_opt_id = LV_DROPDOWN_PR_NONE;  in lv_dropdown_list_event()
859     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in draw_main()  local
874     if(dropdown->text) opt_txt = dropdown->text;  in draw_main()
881     if(dropdown->dir == LV_DIR_LEFT) symbol_to_left = true;  in draw_main()
884     if(dropdown->symbol) {  in draw_main()
885         lv_image_src_t symbol_type = lv_image_src_get_type(dropdown->symbol);  in draw_main()
890 …lv_text_get_size(&size, dropdown->symbol, symbol_dsc.font, symbol_dsc.letter_space, symbol_dsc.lin…  in draw_main()
897             lv_result_t res = lv_image_decoder_get_info(dropdown->symbol, &header);  in draw_main()
921             symbol_dsc.text = dropdown->symbol;  in draw_main()
931             img_dsc.src = dropdown->symbol;  in draw_main()
951     if(dropdown->symbol == NULL) {  in draw_main()
965     if(dropdown->text == NULL) {  in draw_main()
976     lv_obj_t * dropdown_obj = list->dropdown;  in draw_list()
977     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in draw_list()  local
984     has_common = lv_area_intersect(&clip_area_core, &layer->_clip_area, &dropdown->list->coords);  in draw_list()
988         if(dropdown->selected_highlight) {  in draw_list()
989             if(dropdown->pr_opt_id == dropdown->sel_opt_id) {  in draw_list()
990 …           draw_box(dropdown_obj, layer, dropdown->pr_opt_id, LV_STATE_CHECKED | LV_STATE_PRESSED);  in draw_list()
991 …     draw_box_label(dropdown_obj, layer, dropdown->pr_opt_id, LV_STATE_CHECKED | LV_STATE_PRESSED);  in draw_list()
994                 draw_box(dropdown_obj, layer, dropdown->pr_opt_id, LV_STATE_PRESSED);  in draw_list()
995                 draw_box_label(dropdown_obj, layer, dropdown->pr_opt_id, LV_STATE_PRESSED);  in draw_list()
996                 draw_box(dropdown_obj, layer, dropdown->sel_opt_id, LV_STATE_CHECKED);  in draw_list()
997                 draw_box_label(dropdown_obj, layer, dropdown->sel_opt_id, LV_STATE_CHECKED);  in draw_list()
1001             draw_box(dropdown_obj, layer, dropdown->pr_opt_id, LV_STATE_PRESSED);  in draw_list()
1002             draw_box_label(dropdown_obj, layer, dropdown->pr_opt_id, LV_STATE_PRESSED);  in draw_list()
1012     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in draw_box()  local
1013     lv_obj_t * list_obj = dropdown->list;  in draw_box()
1034     rect_area.x1 = dropdown->list->coords.x1;  in draw_box()
1035     rect_area.x2 = dropdown->list->coords.x2;  in draw_box()
1051     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in draw_box_label()  local
1052     lv_obj_t * list_obj = dropdown->list;  in draw_box_label()
1097     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in btn_release_handler()  local
1102             if(dropdown->sel_opt_id_orig != dropdown->sel_opt_id) {  in btn_release_handler()
1103                 dropdown->sel_opt_id_orig = dropdown->sel_opt_id;  in btn_release_handler()
1105                 uint32_t id  = dropdown->sel_opt_id; /*Just to use uint32_t in event data*/  in btn_release_handler()
1120         dropdown->sel_opt_id = dropdown->sel_opt_id_orig;  in btn_release_handler()
1134     lv_obj_t * dropdown_obj = list->dropdown;  in list_release_handler()
1135     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in list_release_handler()  local
1140         dropdown->sel_opt_id_orig = dropdown->sel_opt_id;  in list_release_handler()
1151         dropdown->sel_opt_id     = get_id_on_point(dropdown_obj, p.y);  in list_release_handler()
1152         dropdown->sel_opt_id_orig = dropdown->sel_opt_id;  in list_release_handler()
1158     if(dropdown->text == NULL) lv_obj_invalidate(dropdown_obj);  in list_release_handler()
1160     uint32_t id  = dropdown->sel_opt_id; /*Just to use uint32_t in event data*/  in list_release_handler()
1170     lv_obj_t * dropdown_obj = list->dropdown;  in list_press_handler()
1171     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in list_press_handler()  local
1177         dropdown->pr_opt_id = get_id_on_point(dropdown_obj, p.y);  in list_press_handler()
1184     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in get_id_on_point()  local
1198     if(opt >= dropdown->option_cnt) opt = dropdown->option_cnt - 1;  in get_id_on_point()
1208     lv_dropdown_t * dropdown = (lv_dropdown_t *)dropdown_obj;  in position_to_selected()  local
1219     int32_t line_y1 = dropdown->sel_opt_id * unit_h;  in position_to_selected()
1222     lv_obj_scroll_to_y(dropdown->list, line_y1, anim_en);  in position_to_selected()
1223     lv_obj_invalidate(dropdown->list);  in position_to_selected()
1228     lv_dropdown_t * dropdown = (lv_dropdown_t *)obj;  in get_label()  local
1229     if(dropdown->list == NULL) return NULL;  in get_label()
1231     return lv_obj_get_child(dropdown->list, 0);  in get_label()