def cb(obj, event):
nonlocal first_time_usage
if event == lv.EVENT.RELEASED:
c = obj.get_active_btn_text()
if c is None:
return
if c == lv.SYMBOL.CLOSE:
pin_lbl.set_text("")
antiphish_label.set_text(antiphishing_word(""))
elif c == lv.SYMBOL.OK:
# FIXME: check PIN len
Key.generate_key(pin_lbl.get_text())
if first_time_usage:
Secret.save_secret(alert)
callback()
else:
Pin.counter -= 1
Pin.save_counter(alert)
if Pin.is_pin_valid():
Pin.reset_counter(alert)
callback()
else:
instruct_label.set_text(
"#f07070 Wrong pin: %d/%d #" %
(Pin.counter, Pin.ATTEMPTS_MAX))
if Pin.counter <= 0:
Factory_settings.restore(alert)
Secret.generate_secret()
alert("Security", "Device has been factory reset!")
first_time_usage = True
title_lbl.set_text(first_time_title)
instruct_label.set_text(instruct_txt)
pin_lbl.set_text("")
antiphish_label.set_text(antiphishing_word(""))
else:
instruct_label.set_text(instruct_txt)
pin_lbl.add_text(c)
word = antiphishing_word(pin_lbl.get_text())
antiphish_label.set_text(antiphish_label.get_text() + " " +
word)
