все работало нормально. Было бы открыть окно с 3 колонками, с текстом, который я мог бы ввести. После добавления некоторого кода, он внезапно перестал показывать экран, и он просто говорит Имя пользователя: в терминале. Я использовал совершенно новый набранный код, но все тот же результат: (я пропустил импорт сверху)
class ConnectPage(GridLayout):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.cols = 2 # used for our grid
with open("prev_details.txt","r") as f:
d = f.read().split(",")
prev_ip = d[0]
prev_port = d[1]
prev_username = d[2]
self.add_widget(Label(text='IP:')) # widget #1, top left
self.ip = TextInput(text=prev_ip, multiline=False) # defining self.ip...
self.add_widget(self.ip) # widget #2, top right
self.add_widget(Label(text='Port:'))
self.port = TextInput(text=prev_port, multiline=False)
self.add_widget(self.port)
self.add_widget(Label(text='Username:'))
self.username = TextInput(text=prev_username, multiline=False)
self.add_widget(self.username)
# add our button.
self.join = Button(text="Join")
self.join.bind(on_press=self.join_button)
self.add_widget(Label()) # just take up the spot.
self.add_widget(self.join)
def join_button(self, instance):
port = self.port.text
ip = self.ip.text
username = self.username.text
with open("prev_details.txt","w") as f:
f.write(f"{ip},{port},{username}")
info = f"Joining {ip}:{port} as {username}"
chat_app.info_page.update_info(info)
chat_app.screen_manager.current = 'Info'
Clock.schedule_once(self.connect, 1)
def connect(self, _):
port = int(self.port.text)
ip = self.ip.text
username = self.username.text
if not socket_client.connect(ip, port, username, show_error):
return
chat_app.create_chat_page()
chat_app.screen_manager.current = 'Chat'
class ChatPage(GridLayout):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.cols = 1
self.add_widget(Label(text='Fancy stuff here to come!!!', font_size=30))
class InfoPage(GridLayout):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.cols = 1
self.message = Label(halign="center", valign="middle", font_size=30)
self.message.bind(width=self.update_text_width)
self.add_widget(self.message)
def update_info(self, message):
self.message.text = message
def update_text_width(self, *_):
self.message.text_size = (self.message.width * 0.9, None)
class Epicapp(App):
def build(self):
self.screen_manager = ScreenManager()
self.connect_page = ConnectPage()
screen = Screen(name='Connect')
screen.add_widget(self.connect_page)
self.screen_manager.add_widget(screen)
# Info page
self.info_page = InfoPage()
screen = Screen(name='Info')
screen.add_widget(self.info_page)
self.screen_manager.add_widget(screen)
return self.screen_manager
def create_chat_page(self):
self.chat_page = ChatPage()
screen = Screen(name='Chat')
screen.add_widget(self.chat_page)
self.screen_manager.add_widget(screen)
def show_error(message):
chat_app.info_page.update_info(message)
chat_app.screen_manager.current = 'Info'
Clock.schedule_once(sys.exit, 10)
Это результат (без экрана)
Username:
Process finished with exit code -1