AboutMenu.py 文件源码

def __init__(self, return_fn):

        self.return_fn = return_fn

        self.about_message = ABOUT_MESSAGE

        self.time_out_ctrl = urwid.Text(self.about_message)

        cancel_button = urwid.Button('Exit', on_press=self.on_cancel)
        cancel_button._label.align = 'center'

        if_buttons = urwid.Columns([cancel_button])

        title = urwid.Text(('bold text', u"  About Menu  \n"), 'center')

        self.titles = [title,
                       self.time_out_ctrl,
                       if_buttons]

        self.main_window = urwid.LineBox(ViListBox(self.titles))