main_loop.py 文件源码

def _test_run(self):
        """
        >>> w = _refl("widget")   # _refl prints out function calls
        >>> w.render_rval = "fake canvas"  # *_rval is used for return values
        >>> scr = _refl("screen")
        >>> scr.get_input_descriptors_rval = [42]
        >>> scr.get_cols_rows_rval = (20, 10)
        >>> scr.started = True
        >>> scr._urwid_signals = {}
        >>> evl = _refl("event_loop")
        >>> evl.enter_idle_rval = 1
        >>> evl.watch_file_rval = 2
        >>> ml = MainLoop(w, [], scr, event_loop=evl)
        >>> ml.run()    # doctest:+ELLIPSIS
        screen.start()
        screen.set_mouse_tracking()
        screen.unhook_event_loop(...)
        screen.hook_event_loop(...)
        event_loop.enter_idle(<bound method MainLoop.entering_idle...>)
        event_loop.run()
        event_loop.remove_enter_idle(1)
        screen.unhook_event_loop(...)
        screen.stop()
        >>> ml.draw_screen()    # doctest:+ELLIPSIS
        screen.get_cols_rows()
        widget.render((20, 10), focus=True)
        screen.draw_screen((20, 10), 'fake canvas')
        """