#include "../../../lvgl.h" #if LV_USE_SWITCH && LV_BUILD_EXAMPLES static void event_handler(lv_obj_t * obj, lv_event_t event) { if(event == LV_EVENT_VALUE_CHANGED) { LV_LOG_USER("State: %s\n", lv_obj_has_state(obj, LV_STATE_CHECKED) ? "On" : "Off"); } } void lv_example_switch_1(void) { lv_obj_set_layout(lv_scr_act(), &lv_flex_center_column); lv_obj_t * sw; sw = lv_switch_create(lv_scr_act(), NULL); lv_obj_align(sw, NULL, LV_ALIGN_CENTER, 0, -50); lv_obj_add_event_cb(sw, event_handler, NULL); sw = lv_switch_create(lv_scr_act(), NULL); lv_obj_add_state(sw, LV_STATE_CHECKED); lv_obj_align(sw, NULL, LV_ALIGN_CENTER, 0, 50); lv_obj_add_event_cb(sw, event_handler, NULL); sw = lv_switch_create(lv_scr_act(), NULL); lv_obj_add_state(sw, LV_STATE_DISABLED); lv_obj_align(sw, NULL, LV_ALIGN_CENTER, 0, 50); lv_obj_add_event_cb(sw, event_handler, NULL); sw = lv_switch_create(lv_scr_act(), NULL); lv_obj_add_state(sw, LV_STATE_CHECKED | LV_STATE_DISABLED); lv_obj_align(sw, NULL, LV_ALIGN_CENTER, 0, 50); lv_obj_add_event_cb(sw, event_handler, NULL); } #endif