dialog.py 文件源码

def __init__(self, prompt_text=u"Input:", default_text=u""):
        close_button = urwid.Button("OK")
        prompt = urwid.Text(prompt_text)
        edit_field = CustomEdit(caption=u'',
                                edit_text=default_text,
                                multiline=False,
                                align='left',
                                wrap='space',
                                allow_tab=False,
                                edit_pos=None,
                                layout=None,
                                mask=None)

        prompt_wrap = urwid.AttrMap(prompt, 'header')
        close_button_wrap = urwid.AttrMap(close_button, 'buttn', 'buttnf')
        edit_field_wrap = urwid.AttrMap(edit_field, 'editcp')

        urwid.connect_signal(close_button, 'click', edit_field.on_finish)
        urwid.connect_signal(edit_field, 'done', self.on_close)

        pile = urwid.Pile([prompt_wrap,
                           edit_field_wrap,
                           urwid.Padding(close_button_wrap, 'center', 6)])
        fill = urwid.Filler(urwid.Padding(pile, 'center', left=1, right=1))
        self.__super.__init__(urwid.AttrWrap(fill, 'popbg'))