main.py 文件源码

def quote_view_menu(self, button, post_ids):
        """
        Receives a list of quote ids and makes a frilly menu to pick one to view.
        It retrieves messages objects from the thread and attaches them to a
        callback to `quote_view_action`
        """
        buttons = []
        for pid in post_ids:
            try:
                message = self.thread["messages"][pid]
                if len(post_ids) == 1:
                    return self.quote_view_action(button, message)
                author = self.usermap[message["author"]]
                label = [
                    ("button", ">>%d " % pid),
                    "(",
                    (str(author["color"]),
                     author["user_name"]),
                    ")"
                ]
                buttons.append(cute_button(label, self.quote_view_action, message))
            except IndexError:
                continue # users can submit >>29384234 garbage references

        widget = OptionsMenu(
            urwid.ListBox(urwid.SimpleFocusListWalker(buttons)),
            title="View a Quote", **frame_theme()
        )

        self.loop.widget = urwid.Overlay(
            widget, self.loop.widget,
            align=("relative", 50),
            valign=("relative", 50),
            height=len(buttons) + 3,
            width=30
        )