about firefox it has a custom titlebar - the UI packs the tabs on the titlebar in order to save screen space. google chrome is the same and also an exception to the bug.
about the snap, it appear to have permission structures involving UI- related middleware (I am guessing), so fixing the interactive user UI session may have left the middleware unfixed/inconsistent? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2013216 Title: Single click on title bar does not transfer focus to target window (server side decorations in Xorg sessions) Status in Mutter: Fix Released Status in mutter package in Ubuntu: Fix Released Status in mutter source package in Lunar: Fix Committed Bug description: Impact ------ Single clicking the title bar of windows without a complex title bar (namely a title bar with additional buttons besides the close/maximinze/minimize) does not transfer focus to them. Test Case --------- 1. Open gnome-terminal. 2. Run xedit. 3. Focus gnome-terminal. 4. Click Xedit's title bar. Expected: Xedit has focus. Observed: gnome-terminal retains focus. . 5. Focus Xedit. 6. Click gnome-terminal's title bar. Expected and observed: Xedit relinquishes focus and gnome-terminal gets focus. Other Info ---------- I can reproduce this in my main, up to date Lunar system in Xorg and also in a virtual machine with the 2023-03-24 09:02 iso (https://cdimage.ubuntu.com/daily-live/current/lunar-desktop-amd64.iso). What Could Go Wrong ------------------- This fix is included in the upstream mutter 44.1 release. See LP: #2020225 for more details. ProblemType: Bug DistroRelease: Ubuntu 23.04 Package: gnome-shell 44.0-2ubuntu2 ProcVersionSignature: Ubuntu 6.2.0-18.18-generic 6.2.6 Uname: Linux 6.2.0-18-generic x86_64 ApportVersion: 2.26.0-0ubuntu2 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Wed Mar 29 11:53:02 2023 DisplayManager: gdm3 InstallationDate: Installed on 2022-05-16 (316 days ago) InstallationMedia: Xubuntu 22.04 LTS "Jammy Jellyfish" - Release amd64 (20220419) RelatedPackageVersions: mutter-common 44.0-2ubuntu2 SourcePackage: gnome-shell UpgradeStatus: Upgraded to lunar on 2023-01-17 (70 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/2013216/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp