New module : X.H.SetCursor

Idea from Andres Salomon
(http://www.haskell.org/pipermail/xmonad/2009-September/008553.html).

XMonad/Hooks/SetCursor.hs

@@ -0,0 +1,47 @@
+-----------------------------------------------------------------------------
+-- |
+-- Module      :  XMonad.Hooks.SetCursor
+-- Copyright   :  (c) 2009 Nils Schweinsberg
+-- License     :  BSD3-style (see LICENSE)
+--
+-- Maintainer  :  Nils Schweinsberg <mail@n-sch.de>
+-- Stability   :  unstable
+-- Portability :  unportable
+--
+-- Set a default cursor on startup.
+--
+-- Thanks to Andres Salomon for his initial idea for this startup hook.
+--
+-----------------------------------------------------------------------------
+
+module XMonad.Hooks.SetCursor (
+    -- * Usage
+    -- $usage
+      setDefaultCursor
+    ) where
+
+import XMonad
+
+{- $usage
+
+To use this startup hook add a line to your startup hook:
+
+> myStartupHook = do
+>     setDefaultCursor 68
+>     -- more stuff
+
+Where @68@ is the default left pointer.
+
+-}
+
+-- | Set the default (root) cursor
+setDefaultCursor :: Glyph -- ^ the cursor to use
+    -> X ()
+setDefaultCursor glyph = do
+    dpy   <- asks display
+    rootw <- asks theRoot
+    liftIO $ do
+        curs <- createFontCursor dpy glyph
+        defineCursor dpy rootw curs
+        flush dpy
+        freeCursor dpy curs