GNU bug report logs - #51473
[PATCH] Enable xwidget scrolling optimizations, and other xwidgets improvements

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From: Po Lu <luangruo <at> yahoo.com>
To: 51473 <at> debbugs.gnu.org
Subject: bug#51473: [PATCH] Enable xwidget scrolling optimizations, and other xwidgets improvements
Date: Fri, 29 Oct 2021 21:18:14 +0800

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Po Lu <luangruo <at> yahoo.com> writes:

> The attached changes fix flickering xwidgets by moving xwidget display
> into a separate X window, and also enable the scrolling optimization for
> xwidgets.
>
> Someone with access to a Mac will have to do the changes necessary for
> xwidget scrolling to work correctly on macOS, as they don't work on
> GNUstep in the first place.
>
> However, event passthrough doesn't work yet, and will require some
> thought.  But that would be a fantastic opportunity to clean up the
> current xwidget event handling mess (and perhaps even define a mechanism
> for Lisp code to send events into xwidgets, which would make integrating
> them into the existing Emacs event model much easier.)  Any thoughts?
>
> Thanks.

And I missed something, you will also need the following patch for
everything to function correctly:

[0003-Destroy-xwidgets-when-destroying-frames.patch (text/x-patch, attachment)]

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