Public bug reported: A change was introduced on GTK+3 that makes scrolling by clicking on scrollbar steppers unusable, at a rate of about just 1 line per second, as reported by some users on multiple channels:
* https://askubuntu.com/questions/732796/ubuntu-15-10-slow-stepper-scrolling-in-terminal * https://mail.gnome.org/archives/gnome-list/2015-October/msg00006.html * https://lists.ubuntu.com/archives/xubuntu-users/2017-November/010358.html Currently, the only way to scroll by using the steppers is by RIGHT- CLICKING on them, which is non-standard behaviour, which could be considered as an accessibility issue, as it is only documented in the GTK+ changelog: https://abi-laboratory.pro/tracker/changelog/gtk+/3.18.2/log.html * GtkScrolledWindow - Keep scrollbars below treeview headers - Switch the roles of secondary and middle click on scrollbar steppers - Primary click starts low-speed autoscrolling - Secondary click start high-speed autoscrolling - Middle click scrolls to the end - Tweak button bindings on scrollbars (and scales) - Primary click warps to the location - Primary click with Shift jumps by pages - Secondary click starts variable-speed autoscrolling ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: libgtk-3-0 3.22.24-0ubuntu1 ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4 Uname: Linux 4.13.0-16-generic x86_64 ApportVersion: 2.20.7-0ubuntu3.1 Architecture: amd64 CurrentDesktop: XFCE Date: Fri Nov 10 17:22:08 2017 InstallationDate: Installed on 2017-04-23 (201 days ago) InstallationMedia: Xubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412) SourcePackage: gtk+3.0 UpgradeStatus: Upgraded to artful on 2017-10-28 (13 days ago) ** Affects: gtk+3.0 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug artful -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to gtk+3.0 in Ubuntu. https://bugs.launchpad.net/bugs/1731533 Title: Scrolling by clicking on steppers unbearably slow Status in gtk+3.0 package in Ubuntu: New Bug description: A change was introduced on GTK+3 that makes scrolling by clicking on scrollbar steppers unusable, at a rate of about just 1 line per second, as reported by some users on multiple channels: * https://askubuntu.com/questions/732796/ubuntu-15-10-slow-stepper-scrolling-in-terminal * https://mail.gnome.org/archives/gnome-list/2015-October/msg00006.html * https://lists.ubuntu.com/archives/xubuntu-users/2017-November/010358.html Currently, the only way to scroll by using the steppers is by RIGHT- CLICKING on them, which is non-standard behaviour, which could be considered as an accessibility issue, as it is only documented in the GTK+ changelog: https://abi-laboratory.pro/tracker/changelog/gtk+/3.18.2/log.html * GtkScrolledWindow - Keep scrollbars below treeview headers - Switch the roles of secondary and middle click on scrollbar steppers - Primary click starts low-speed autoscrolling - Secondary click start high-speed autoscrolling - Middle click scrolls to the end - Tweak button bindings on scrollbars (and scales) - Primary click warps to the location - Primary click with Shift jumps by pages - Secondary click starts variable-speed autoscrolling ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: libgtk-3-0 3.22.24-0ubuntu1 ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4 Uname: Linux 4.13.0-16-generic x86_64 ApportVersion: 2.20.7-0ubuntu3.1 Architecture: amd64 CurrentDesktop: XFCE Date: Fri Nov 10 17:22:08 2017 InstallationDate: Installed on 2017-04-23 (201 days ago) InstallationMedia: Xubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412) SourcePackage: gtk+3.0 UpgradeStatus: Upgraded to artful on 2017-10-28 (13 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gtk+3.0/+bug/1731533/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp