From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7) Gecko/20040514 Description of problem: In contrast to KDE, one cannot maximize in one direction (vertically/horizontally) by mid-clicking the maximize button. Version-Release number of selected component (if applicable): metacity-2.8.1-2 How reproducible: Always Steps to Reproduce: 1. Mid-click the maximize button 2. 3. Additional info:
This has been postponed upstream in the past, see http://bugzilla.gnome.org/show_bug.cgi?id=81703 for example.
Discussion/change should happen on gnome.org for this.