Hello, I am writing a little GUI with PyQT4 and
> matplotlib. So it is embeded. I want that feature for
> the user : he can decided after ploting some data to
> synchronize 2 graph with the x axis for the zoom.
> So this method would be very useful for me. Maybe I can
> write it. Do you have a idea of all the variables
> involved in the sharex feature ?
It doesn't look too easy, without some additional methods in the BBox
extension code. I'll look into it.