Convert treeview to event frame info.

Change-Id: I21d4180d7241b943138cf3e0e2c30cb2209420dd
Reviewed-on: http://gerrit.dmdirc.com/3764
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>
Use frame info events in Button bar.

Change-Id: Ief1c6c123935ccf9faadba374caec8829c4f5efd
Reviewed-on: http://gerrit.dmdirc.com/3763
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>