static void update_label(void) { char buf[32]; if (clicks == 1) { rtb_label_set_text(&click_counter, "clicked 1 time"); return; } snprintf(buf, sizeof(buf), "clicked %u times", clicks); rtb_label_set_text(&click_counter, buf); }
void rtb_button_set_label(struct rtb_button *self, const rtb_utf8_t *text) { rtb_label_set_text(&self->label, text); }