Re: Removing the `window-id' frame parameter on non-Core Input platforms

[Po Lu <luangruo@yahoo.com>]

Po Lu <luangruo@yahoo.com> writes:

> The only platform where it is useful is X with Core Input, where third
> party programs can use it to manipulate a frame's X Window.
>
> This is safe on Core Input, but on XInput 2 I'd like the freedom to
> change the underlying X window of a frame after it is created to work
> around some difficult GTK related problems, which will make continuing
> to support the `window-id' parameter unreasonable.  Touch event tracking
> on XInput2 also requires that no non-Emacs code modify a window created
> by Emacs to work correctly.
>
> On non-X platforms, `window-id' is just a pointer which is even more
> useless, so I'd like to make this code in frame.c conditional on
> HAVE_X_WINDOWS && !HAVE_XINPUT2:
>
>   w = (uintptr_t) FRAME_NATIVE_WINDOW (f);
>   store_in_alist (alistptr, Qwindow_id,
> 		  make_formatted_string (buf, "%"PRIuMAX, w));
>
> Does that look OK to you?

The problem this proposal was supposed to solve turned out to be
specific to a version of GNOME Shell, so I added an entry in
etc/PROBLEMS instead.

Please disregard this message.