def post(self):
self.application.display_sequence = [
d for d, _ in get_selectable_displays() if self.get_argument('seq_' + d, None)
]
SequencedDisplay.set_delay(int(self.get_argument('display_pause', '5')))
level, message = (self.get_argument('msg_' + fld) for fld in ('level', 'text'))
self.application.tv_message = (level, message) if message else None
def template_args(self):
return {
'selectable_displays': [
(display_name, label, display_name in self.application.display_sequence)
for display_name, label in get_selectable_displays()
],
'display_pause': SequencedDisplay.get_delay()
}