Juliusz Chroboczek <jch@pps.jussieu.fr> writes:

Minimises redraws.

So it does. Thank you. Best, Christophe

Index: Backends/CLX/port.lisp =================================================================== RCS file: /project/mcclim/cvsroot/mcclim/Backends/CLX/port.lisp,v retrieving revision 1.137 diff -u -r1.137 port.lisp --- Backends/CLX/port.lisp 18 Feb 2009 17:34:44 -0000 1.137 +++ Backends/CLX/port.lisp 2 Mar 2009 21:07:05 -0000 @@ -363,6 +367,7 @@ (override-redirect :off) (map t) (backing-store :not-useful) + (save-under :off) (event-mask `(:exposure :key-press :key-release :button-press :button-release @@ -412,6 +417,7 @@ :border border :override-redirect override-redirect :backing-store backing-store + :save-under save-under :gravity :north-west ;; Evil Hack -- but helps enormously (Has anybody ;; a good idea how to sneak the concept of @@ -456,6 +462,7 @@ (defmethod realize-mirror ((port clx-port) (sheet unmanaged-top-level-sheet-pane)) (realize-mirror-aux port sheet :override-redirect :on + :save-under :on :map nil :event-mask '(:structure-notify)))