main.py 文件源码

def formatting_help(self, *_):
        """
        Pops a help window for formatting directives.
        """
        # we can "recycle" the server's formatting abilities to
        # use the same syntax for the help text itself
        message = network.fake_message(
            "\n\n".join(format_help), format="sequential")

        widget = OptionsMenu(
            urwid.ListBox(urwid.SimpleFocusListWalker(app.make_message_body(message, True))),
            title="Formatting Help",
            **frame_theme()
        )

        va = 5 if self.window_split else 50
        vh = 45 if self.window_split else 75
        app.loop.widget = urwid.Overlay(
            widget, app.loop.widget,
            align=("relative", 50),
            valign=("relative", va),
            width=app.prefs["max_text_width"],
            height=("relative", vh)
        )