inputhookwx.py 文件源码

def inputhook_wx1():
    """Run the wx event loop by processing pending events only.

    This approach seems to work, but its performance is not great as it
    relies on having PyOS_InputHook called regularly.
    """
    try:
        app = wx.GetApp()  # @UndefinedVariable
        if app is not None:
            assert wx.Thread_IsMain()  # @UndefinedVariable

            # Make a temporary event loop and process system events until
            # there are no more waiting, then allow idle events (which
            # will also deal with pending or posted wx events.)
            evtloop = wx.EventLoop()  # @UndefinedVariable
            ea = wx.EventLoopActivator(evtloop)  # @UndefinedVariable
            while evtloop.Pending():
                evtloop.Dispatch()
            app.ProcessIdle()
            del ea
    except KeyboardInterrupt:
        pass
    return 0