app.py 文件源码

def __init__(self, app, default):
        self.app = app
        search_button = mywid.FixedButton('Search')
        cancel_button = mywid.FixedButton('Cancel')
        urwid.connect_signal(search_button, 'click',
                             lambda button:self._emit('search'))
        urwid.connect_signal(cancel_button, 'click',
                             lambda button:self._emit('cancel'))
        super(SearchDialog, self).__init__("Search",
                                           "Enter a change number or search string.",
                                           entry_prompt="Search: ",
                                           entry_text=default,
                                           buttons=[search_button,
                                                    cancel_button],
                                           ring=app.ring)