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LayouModifier: haddock docs

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Andrea Rossato 2007-11-23 14:25:19 +00:00
parent 8f641ff025
commit ec0d5129a3
1 changed files with 10 additions and 4 deletions
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14
XMonad/Layout/LayoutModifier.hs
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@ -11,7 +11,7 @@
-- Stability : unstable
-- Portability : portable
--
-- A module for writing easy Layouts
-- A module for writing easy Llayouts and layout modifiers
-----------------------------------------------------------------------------
module XMonad.Layout.LayoutModifier (
@ -25,13 +25,19 @@ import XMonad
import XMonad.StackSet ( Stack )
-- $usage
-- Use LayoutHelpers to help write easy Layouts.
-- Use LayoutModifier to help write easy Layouts.
--
-- LayouModifier defines a class 'LayoutModifier'. Each method as a
-- default implementation.
--
-- For usage examples you can see "XMonad.Layout.WorkspaceDir",
-- "XMonad.Layout.Magnifier", "XMonad.Layout.NoBorder",
class (Show (m a), Read (m a)) => LayoutModifier m a where
handleMess :: m a -> SomeMessage -> X (Maybe (m a))
handleMess m mess | Just Hide <- fromMessage mess = doUnhook
| Just ReleaseResources <- fromMessage mess = doUnhook
| otherwise = return Nothing
| Just ReleaseResources <- fromMessage mess = doUnhook
| otherwise = return Nothing
where doUnhook = do unhook m; return Nothing
handleMessOrMaybeModifyIt :: m a -> SomeMessage -> X (Maybe (Either (m a) SomeMessage))
handleMessOrMaybeModifyIt m mess = do mm' <- handleMess m mess