Am 21.06.21 um 00:09 schrieb Peter McD: ... Ich füge die Konfiguration hinzu. Leider kann ich z.Zt. nicht testen, ob sie auch für Gnome bzw. XFCE funktioniert. Peter ----------------- # 2021-06-21 for Logitech Trackball Marble, adapted from: # https://wiki.archlinux.org/title/Logitech_Marble_Mouse#Sample_Configurations # # attached at the end to 40-libinput.conf # in /usr/share/X11/xorg.conf.d/ for current opeSUSE Tumbleweed KDE # in /etc/X11/xorg.conf.d/ for current openSUSE Leap 15.3 KDE # not tested, but might work in /usr/share/X11/xorg.conf.d/ in Debian/Buster # # Trackball # key (1) large button left # key (3) large button right # key (8) small button left # key (9) small button right # # Standard ButtonMapping "1 2 3 4 5 6 7 8 9" # Used left hand ButtonMapping "3 8 1 4 5 6 7 2 9" # the two large buttons work like the two large buttons of a "left hand" mouse. # It didn't affect the "right hand" mouse of my computer. # "MiddleEmulation" is not "on" # # left(!) hand example usage in browser # (thumb) large button right + trackball => selecting text # (thumb) small button right + Trackball => scrolling # (ring finger) small button left => inserting selected text Section "InputClass" Identifier "Marble Mouse" MatchProduct "Logitech USB Trackball" MatchDevicePath "/dev/input/event*" Driver "libinput" # default button assignments. # Option "ButtonMapping" "1 2 3 4 5 6 7 8 9" # Option "ButtonMapping" "1 8 3 4 5 6 7 2 9" Option "ButtonMapping" "3 8 1 4 5 6 7 2 9" Option "ScrollMethod" "button" # Option "ScrollButton" "8" Option "ScrollButton" "9" # Option "MiddleEmulation" "on" EndSection