Xmobar.X11.Actions

1 files changed, 34 insertions, 0 deletions

diff --git a/src/Xmobar/X11/Actions.hs b/src/Xmobar/X11/Actions.hs
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+++ b/src/Xmobar/X11/Actions.hs
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+-----------------------------------------------------------------------------
+-- |
+-- Module      :  Xmobar.Actions
+-- Copyright   :  (c) Alexander Polakov
+-- License     :  BSD-style (see LICENSE)
+--
+-- Maintainer  :  Jose A. Ortega Ruiz <jao@gnu.org>
+-- Stability   :  unstable
+-- Portability :  unportable
+--
+-----------------------------------------------------------------------------
+
+module Xmobar.X11.Actions (Action(..), runAction, stripActions) where
+
+import System.Process (system)
+import Control.Monad (void)
+import Text.Regex (Regex, subRegex, mkRegex, matchRegex)
+import Graphics.X11.Types (Button)
+
+data Action = Spawn [Button] String
+                deriving (Eq)
+
+runAction :: Action -> IO ()
+runAction (Spawn _ s) = void $ system (s ++ "&")
+
+stripActions :: String -> String
+stripActions s = case matchRegex actionRegex s of
+  Nothing -> s
+  Just _  -> stripActions strippedOneLevel
+  where
+      strippedOneLevel = subRegex actionRegex s "[action=\\1\\2]\\3[/action]"
+
+actionRegex :: Regex
+actionRegex = mkRegex "<action=`?([^>`]*)`?( +button=[12345]+)?>(.+)</action>"