scroll_test.py 文件源码

def test_focusable_widget_gets_keypress_only_if_visible(self):
        w = Scrollable(
            urwid.Pile([urwid.Text('t1'),
                        urwid.Text('t2'),
                        urwid.Edit('', 'e3')])
        )
        size = (5, 2)

        def press_keys():
            for key in ('backspace', 'backspace', 'f', 'o', 'o'):
                w.keypress(size, key)

        self.check(w, size, text=('t1'.ljust(size[0]),
                                  't2'.ljust(size[0])))
        press_keys()
        self.check(w, size, text=('t1'.ljust(size[0]),
                                  't2'.ljust(size[0])))

        w.set_scrollpos(1)
        self.check(w, size, text=('t2'.ljust(size[0]),
                                  'e3'.ljust(size[0])))
        press_keys()
        self.check(w, size, text=('t2'.ljust(size[0]),
                                  'foo'.ljust(size[0])))