Not a duplicate, but please note that portions of this bug relate to https://bugs.launchpad.net/unity/+bug/661049 .
"Mark Shuttleworth wrote on 2011-01-06: #8
I confirm that the unused (non-menu, non-indicator) space should behave as a proxy for the titlebar, BUT implementation is up to the Unity team."
This basically means that the panel (less the menu portion) will act exactly as a window title bar should act in the maximise state.
Not a duplicate, but please note that portions of this bug relate to https:/ /bugs.launchpad .net/unity/ +bug/661049 .
"Mark Shuttleworth wrote on 2011-01-06: #8
I confirm that the unused (non-menu, non-indicator) space should behave
as a proxy for the titlebar, BUT implementation is up to the Unity team."
This basically means that the panel (less the menu portion) will act exactly as a window title bar should act in the maximise state.