1 #include "../../lv_examples.h"
2 #if LV_USE_BUTTON && LV_BUILD_EXAMPLES
3
event_handler(lv_event_t * e)4 static void event_handler(lv_event_t * e)
5 {
6 lv_event_code_t code = lv_event_get_code(e);
7
8 if(code == LV_EVENT_CLICKED) {
9 LV_LOG_USER("Clicked");
10 }
11 else if(code == LV_EVENT_VALUE_CHANGED) {
12 LV_LOG_USER("Toggled");
13 }
14 }
15
lv_example_button_1(void)16 void lv_example_button_1(void)
17 {
18 lv_obj_t * label;
19
20 lv_obj_t * btn1 = lv_button_create(lv_screen_active());
21 lv_obj_add_event_cb(btn1, event_handler, LV_EVENT_ALL, NULL);
22 lv_obj_align(btn1, LV_ALIGN_CENTER, 0, -40);
23 lv_obj_remove_flag(btn1, LV_OBJ_FLAG_PRESS_LOCK);
24
25 label = lv_label_create(btn1);
26 lv_label_set_text(label, "Button");
27 lv_obj_center(label);
28
29 lv_obj_t * btn2 = lv_button_create(lv_screen_active());
30 lv_obj_add_event_cb(btn2, event_handler, LV_EVENT_ALL, NULL);
31 lv_obj_align(btn2, LV_ALIGN_CENTER, 0, 40);
32 lv_obj_add_flag(btn2, LV_OBJ_FLAG_CHECKABLE);
33 lv_obj_set_height(btn2, LV_SIZE_CONTENT);
34
35 label = lv_label_create(btn2);
36 lv_label_set_text(label, "Toggle");
37 lv_obj_center(label);
38
39 }
40 #endif
41