GNOME Bugzilla – Bug 678172
keyboard: allow compose key and 3rd level chooser customization
Last modified: 2012-08-17 22:57:54 UTC
The design for input sources integration calls for this: https://live.gnome.org/Design/SystemSettings/RegionAndLanguage (see the table)
Ups, I knew this had been filed already. Marking as dupe of the bug with the patches. *** This bug has been marked as a duplicate of bug 682069 ***