Integrated: 8280990: [XWayland] XTest emulated mouse click does not bring window to front

[Alexander Zvegintsev]

On Tue, 28 May 2024 02:25:46 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

> Some of the modal tests fail in X11 compatibility mode on Wayland, because a mouse click emulated with XTEST does not not cause the windows to be reordered.
> 
> This is a known limitation because these click events do not leave the XWayland server and are not reported to the Wayland compositor.
> 
> There is a [libei](https://gitlab.freedesktop.org/libinput/libei) that can be used to emulate input events in Wayland.
> And there is a [bridge that allows emulated events from XTEST to be passed to the compositor](https://gitlab.freedesktop.org/libinput/libei/-/blob/main/README.md?ref_type=heads#xwayland-and-xtest).
> Support for this has been added in [Gnome 45 and XWayland 23.2](https://gitlab.gnome.org/GNOME/mutter/-/issues/3194#note_1937109), but it is optional and not yet enabled in Ubuntu.
> 
> This change adds `toFront` calls for mouse clicks that are only intended to bring a window to the front in the window stacking order.
> 
> The testing is green on all platforms.

This pull request has now been integrated.

Changeset: d2d78ad1
Author:    Alexander Zvegintsev <azvegint at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/d2d78ad18e0b5d2a6a62f9c97ceec5592fa1de2e
Stats:     27 lines in 3 files changed: 23 ins; 0 del; 4 mod

8280990: [XWayland] XTest emulated mouse click does not bring window to front

Reviewed-by: avu, psadhukhan, kizune

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PR: https://git.openjdk.org/jdk/pull/19417