Re: Selecting tooltip frames considered harmful

[Eli Zaretskii]

> Date: Mon, 26 Feb 2018 10:05:00 +0100
> From: martin rudalics <address@hidden>
> CC: address@hidden
> 
>  > We should not allow selecting a tooltip frame, either.  It makes no
>  > sense to do that.
> 
> But how would we go about that?

For calls from within the display engine (if there are those), make
sure we skip such frames.  For any other calls, signal an error.