import urwid
class Model:
def __init__(self):
self.data = "Hello, World!"
class View(urwid.WidgetWrap):
def __init__(self, model):
self.model = model
self.text = urwid.Text(self.model.data)
super().__init__(self.text)
def update(self):
self.text.set_text(self.model.data)
class Controller:
def __init__(self, model):
self.model = model
def handle_input(self, input):
if input == 'q':
raise urwid.ExitMainLoop()
elif input == 'u':
self.model.data = "Updated data"
self.view.update()
model = Model()
view = View(model)
controller = Controller(model)
loop = urwid.MainLoop(view, unhandled_input=controller.handle_input)
loop.run()
