Created attachment 158930 [details] Icons-only Task Manager Settings SUMMARY When KWin compositing disabled, clicking on Icons-only Task Manager's grouped task won't show textual list as described in its settings: "The compositor does not support displaying windows side by side, so a textual list will be displayed instead." STEPS TO REPRODUCE 1. Setup Icons-only Task Manager to "Show large window previews" on "Clicking grouped task" 2. Disable KWin compositing by pressing "Alt+Shift+F12" 3. Open multiple windows of any application (eg. Dolphin) and click on its icon on task manager OBSERVED RESULT nothing happens EXPECTED RESULT shows a textual list of windows above the icon SOFTWARE/OS VERSIONS Linux/KDE Plasma: (available in About System) KDE Plasma Version: 5.27.5 KDE Frameworks Version: 5.105.0 Qt Version: 5.15.9+kde+r151-1 ADDITIONAL INFORMATION I believe it works before, at least in 5.26
Git commit cc1c297b0cef927012eb5b8a728b2f244ac72908 by Fushan Wen. Committed on 27/05/2023 at 15:25. Pushed by fusionfuture into branch 'Plasma/5.27'. applets/taskmanager: subscribe to windowViewAvailableChanged signal Window View can become unavailable after compositing is disabled, so it's not a constant. FIXED-IN: 5.27.6 M +2 -0 applets/taskmanager/package/contents/ui/main.qml https://invent.kde.org/plasma/plasma-desktop/-/commit/cc1c297b0cef927012eb5b8a728b2f244ac72908
Git commit 1d94e6bdd89d020d69d2aea87a4a0c3c71c5771a by Fushan Wen. Committed on 27/05/2023 at 15:27. Pushed by fusionfuture into branch 'master'. applets/taskmanager: subscribe to windowViewAvailableChanged signal Window View can become unavailable after compositing is disabled, so it's not a constant. FIXED-IN: 5.27.6 (cherry picked from commit cc1c297b0cef927012eb5b8a728b2f244ac72908) M +2 -0 applets/taskmanager/package/contents/ui/main.qml https://invent.kde.org/plasma/plasma-desktop/-/commit/1d94e6bdd89d020d69d2aea87a4a0c3c71c5771a