1 #include "../../lv_examples.h"
2 #if LV_USE_GRIDNAV && LV_USE_LIST && LV_BUILD_EXAMPLES
3 
4 /**
5  * Grid navigation on a list
6  */
lv_example_gridnav_2(void)7 void lv_example_gridnav_2(void)
8 {
9     /*It's assumed that the default group is set and
10      *there is a keyboard indev*/
11 
12     lv_obj_t * list1 = lv_list_create(lv_screen_active());
13     lv_gridnav_add(list1, LV_GRIDNAV_CTRL_NONE);
14     lv_obj_set_size(list1, lv_pct(45), lv_pct(80));
15     lv_obj_align(list1, LV_ALIGN_LEFT_MID, 5, 0);
16     lv_obj_set_style_bg_color(list1, lv_palette_lighten(LV_PALETTE_BLUE, 5), LV_STATE_FOCUSED);
17     lv_group_add_obj(lv_group_get_default(), list1);
18 
19     char buf[32];
20     uint32_t i;
21     for(i = 0; i < 15; i++) {
22         lv_snprintf(buf, sizeof(buf), "File %d", i + 1);
23         lv_obj_t * item = lv_list_add_button(list1, LV_SYMBOL_FILE, buf);
24         lv_obj_set_style_bg_opa(item, 0, 0);
25         lv_group_remove_obj(item);   /*Not needed, we use the gridnav instead*/
26     }
27 
28     lv_obj_t * list2 = lv_list_create(lv_screen_active());
29     lv_gridnav_add(list2, LV_GRIDNAV_CTRL_ROLLOVER);
30     lv_obj_set_size(list2, lv_pct(45), lv_pct(80));
31     lv_obj_align(list2, LV_ALIGN_RIGHT_MID, -5, 0);
32     lv_obj_set_style_bg_color(list2, lv_palette_lighten(LV_PALETTE_BLUE, 5), LV_STATE_FOCUSED);
33     lv_group_add_obj(lv_group_get_default(), list2);
34 
35     for(i = 0; i < 15; i++) {
36         lv_snprintf(buf, sizeof(buf), "Folder %d", i + 1);
37         lv_obj_t * item = lv_list_add_button(list2, LV_SYMBOL_DIRECTORY, buf);
38         lv_obj_set_style_bg_opa(item, 0, 0);
39         lv_group_remove_obj(item);
40     }
41 }
42 
43 #endif
44