Add a backbuffer for the created window.
authorMatthijs Kooijman <matthijs@stdin.nl>
Mon, 24 Aug 2009 18:24:33 +0000 (20:24 +0200)
committerMatthijs Kooijman <matthijs@stdin.nl>
Mon, 24 Aug 2009 18:39:54 +0000 (20:39 +0200)
commitea597e505a69974dfd35dd2728b1e9f3bb109fa9
treee598219a46b61ae39d4be676e320781320a24b73
parentb4799aaeb1d9b38300143aa3e70d3bd36307a781
Add a backbuffer for the created window.

This backbuffer is copied to the window on every expose event, but
nothing is draw on it yet.
FPPrac.hs