#include "../../lv_examples.h" #if LV_USE_TABLE && LV_BUILD_EXAMPLES static void draw_event_cb(lv_event_t * e) { lv_draw_task_t * draw_task = lv_event_get_draw_task(e); lv_draw_dsc_base_t * base_dsc = lv_draw_task_get_draw_dsc(draw_task); /*If the cells are drawn...*/ if(base_dsc->part == LV_PART_ITEMS) { uint32_t row = base_dsc->id1; uint32_t col = base_dsc->id2; /*Make the texts in the first cell center aligned*/ if(row == 0) { lv_draw_label_dsc_t * label_draw_dsc = lv_draw_task_get_label_dsc(draw_task); if(label_draw_dsc) { label_draw_dsc->align = LV_TEXT_ALIGN_CENTER; } lv_draw_fill_dsc_t * fill_draw_dsc = lv_draw_task_get_fill_dsc(draw_task); if(fill_draw_dsc) { fill_draw_dsc->color = lv_color_mix(lv_palette_main(LV_PALETTE_BLUE), fill_draw_dsc->color, LV_OPA_20); fill_draw_dsc->opa = LV_OPA_COVER; } } /*In the first column align the texts to the right*/ else if(col == 0) { lv_draw_label_dsc_t * label_draw_dsc = lv_draw_task_get_label_dsc(draw_task); if(label_draw_dsc) { label_draw_dsc->align = LV_TEXT_ALIGN_RIGHT; } } /*Make every 2nd row grayish*/ if((row != 0 && row % 2) == 0) { lv_draw_fill_dsc_t * fill_draw_dsc = lv_draw_task_get_fill_dsc(draw_task); if(fill_draw_dsc) { fill_draw_dsc->color = lv_color_mix(lv_palette_main(LV_PALETTE_GREY), fill_draw_dsc->color, LV_OPA_10); fill_draw_dsc->opa = LV_OPA_COVER; } } } } void lv_example_table_1(void) { lv_obj_t * table = lv_table_create(lv_screen_active()); /*Fill the first column*/ lv_table_set_cell_value(table, 0, 0, "Name"); lv_table_set_cell_value(table, 1, 0, "Apple"); lv_table_set_cell_value(table, 2, 0, "Banana"); lv_table_set_cell_value(table, 3, 0, "Lemon"); lv_table_set_cell_value(table, 4, 0, "Grape"); lv_table_set_cell_value(table, 5, 0, "Melon"); lv_table_set_cell_value(table, 6, 0, "Peach"); lv_table_set_cell_value(table, 7, 0, "Nuts"); /*Fill the second column*/ lv_table_set_cell_value(table, 0, 1, "Price"); lv_table_set_cell_value(table, 1, 1, "$7"); lv_table_set_cell_value(table, 2, 1, "$4"); lv_table_set_cell_value(table, 3, 1, "$6"); lv_table_set_cell_value(table, 4, 1, "$2"); lv_table_set_cell_value(table, 5, 1, "$5"); lv_table_set_cell_value(table, 6, 1, "$1"); lv_table_set_cell_value(table, 7, 1, "$9"); /*Set a smaller height to the table. It'll make it scrollable*/ lv_obj_set_height(table, 200); lv_obj_center(table); /*Add an event callback to to apply some custom drawing*/ lv_obj_add_event_cb(table, draw_event_cb, LV_EVENT_DRAW_TASK_ADDED, NULL); lv_obj_add_flag(table, LV_OBJ_FLAG_SEND_DRAW_TASK_EVENTS); } #endif