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import urwid
class ActionButton(urwid.Button):
def __init__(self, caption, callback):
super(ActionButton, self).__init__("")
urwid.connect_signal(self, 'click', callback)
self._w = urwid.AttrMap(urwid.SelectableIcon(caption, 1),
None, focus_map='reversed')
class Place(urwid.WidgetWrap):
def __init__(self, name, choices):
super(Place, self).__init__(
ActionButton([u" > go to ", name], self.enter_place))
self.heading = urwid.Text([u"\nLocation: ", name, "\n"])
self.choices = choices
# create links back to ourself
for child in choices:
getattr(child, 'choices', []).insert(0, self)
def enter_place(self, button):
game.update_place(self)
class Thing(urwid.WidgetWrap):
def __init__(self, name):
super(Thing, self).__init__(
ActionButton([u" * take ", name], self.take_thing))
self.name = name
def take_thing(self, button):
self._w = urwid.Text(u" - %s (taken)" % self.name)
game.take_thing(self)
def exit_program(button):
raise urwid.ExitMainLoop()
map_top = Place(u'porch', [
Place(u'kitchen', [
Place(u'refrigerator', []),
Place(u'cupboard', [
Thing(u'jug'),
]),
]),
Place(u'garden', [
Place(u'tree', [
Thing(u'lemon'),
Thing(u'bird'),
]),
]),
Place(u'street', [
Place(u'store', [
Thing(u'sugar'),
]),
Place(u'lake', [
Place(u'beach', []),
]),
]),
])
class AdventureGame(object):
def __init__(self):
self.log = urwid.SimpleFocusListWalker([])
self.top = urwid.ListBox(self.log)
self.inventory = set()
self.update_place(map_top)
def update_place(self, place):
if self.log: # disable interaction with previous place
self.log[-1] = urwid.WidgetDisable(self.log[-1])
self.log.append(urwid.Pile([place.heading] + place.choices))
self.top.focus_position = len(self.log) - 1
self.place = place
def take_thing(self, thing):
self.inventory.add(thing.name)
if self.inventory >= set([u'sugar', u'lemon', u'jug']):
response = urwid.Text(u'You can make lemonade!\n')
done = ActionButton(u' - Joy', exit_program)
self.log[:] = [response, done]
else:
self.update_place(self.place)
game = AdventureGame()
urwid.MainLoop(game.top, palette=[('reversed', 'standout', '')]).run()
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