GTK+ applications have their own copy of the compose sequence table, so in a default GNOME environment (without SCIM, without setting the GTK_IM_MODULE variable), dead keys should work irrespective of other settings.
Last time I checked for QT applications, they look up the XOrg compose table files, which are located at /usr/share/X11/locale, and the file chosen depends on your current locale.
See the discussion at bug 477552 for some more hints.
In my case (I have GNOME/Ubuntu 8.10/partial installation of QT apps), accents work.
When I use 'strace' on a QT app, I get
GTK+ applications have their own copy of the compose sequence table, so in a default GNOME environment (without SCIM, without setting the GTK_IM_MODULE variable), dead keys should work irrespective of other settings.
Last time I checked for QT applications, they look up the XOrg compose table files, which are located at /usr/share/ X11/locale, and the file chosen depends on your current locale.
See the discussion at bug 477552 for some more hints.
In my case (I have GNOME/Ubuntu 8.10/partial installation of QT apps), accents work.
When I use 'strace' on a QT app, I get
access( "/usr/share/ X11/locale/ el_GR.UTF- 8/Compose" , R_OK) = 0
which shows that the compose file is read successfully for me.