Re: address@hidden: RE: moving overlay loses its priority?]

[Kim F. Storm]

Chong Yidong <address@hidden> writes:

>> The basic problem (as noted by Kim Storm) is that inside a
>> `track-mouse' form, `read-event' is not returning mouse motion
>> events if there is a `help-echo' text property present (NOT
>> `mouse-face' as mistakenly stated in a previous thread).
>
> I found the problem.  show_help_echo calls mouse-fixup-help-message,
> which calls mouse-pixel-position, which calls XTmouse_position, whose
> side-effect is to clear the mouse_moved flags of every frame.  The
> documentation of XTmouse_position says that this is "so we can wait
> for the next mouse movement", but it causes a bug if we are in the
> middle of tracking the mouse.
>
> I've checked in a fix into show_help_echo.  Now, when we are tracking
> the mouse, we save the mouse_moved flag and restore it after the call
> to mouse-fixup-help-message.

Great.  Thanks for fixing this.


-- 
Kim F. Storm <address@hidden> http://www.cua.dk