Re: x-popup-menu pops up at funny positions

[Jan D.]

> >     One could replace parent_desc with the root window, but it
> >     seemd pointless to do a query to the X server when Emacs
> >     has all the information already and a simple addition finds
> >     the current position.
> >
> > I am not sure it is always up to date.  Could you check?
>
> I will check some more on different window managers, but so far
> it has been up to date.  I studied the code and I believe it keeps
> things up to date.

There is one border case.  When a dialog is up and the Emacs frame is
moved, then the positions will be wrong.  Updating the positions
on EnterNotify by calling x_real_position fixes that.

        Jan D.