Xmonad/Config archive/Herzen's xmonad.hs

-- XMonad configuration file by Alex Viskovatoff
-- Integrated with the Gnome Panel.  Works with xmonad 0.9.
-- Requires xmonad-log-applet and xmonad-contrib.

-- Collaboration with Gnome Workspace Switcher comes from
-- http://haskell.cs.yale.edu/haskellwiki/John-yates-xmonad.hs
-- Logging Xmonad's status to the Gnome Panel comes from
-- http://uhsure.com/xmonad-log-applet.html

import XMonad
import XMonad.Config.Gnome
import XMonad.Hooks.DynamicLog
import XMonad.Hooks.EwmhDesktops
import System.IO
import XMonad.Hooks.ManageDocks

import Control.OldException
import Control.Monad
import DBus
import DBus.Connection
import DBus.Message

import XMonad.Layout.NoBorders
import qualified Data.Map as M
import XMonad.Prompt
import XMonad.Prompt.Shell
import XMonad.Prompt.XMonad

import qualified XMonad.Actions.Submap as SM
import qualified XMonad.Actions.Search as S

import XMonad.Layout.FixedColumn
import XMonad.Actions.CycleWS


-- This retry is really awkward, but sometimes DBus won't let us get our
-- name unless we retry a couple times.
getWellKnownName :: Connection -> IO ()
getWellKnownName dbus = tryGetName `catchDyn` (\ (DBus.Error _ _) ->
                                                getWellKnownName dbus)
 where
  tryGetName = do
    namereq <- newMethodCall serviceDBus pathDBus interfaceDBus "RequestName"
    addArgs namereq [String "org.xmonad.Log", Word32 5]
    sendWithReplyAndBlock dbus namereq 0
    return ()


main :: IO ()
main = withConnection Session $ \ dbus -> do
  putStrLn "Getting well-known name."
  getWellKnownName dbus
  putStrLn "Got name, starting XMonad."
  xmonad $ gnomeConfig
        { logHook    = myLogHookWithPP $ defaultPP {
                   ppOutput   = myOutput dbus
                 , ppOrder    = take 1 . drop 2
                 , ppTitle    = pangoColor "#003366" . shorten 120
                 , ppUrgent   = pangoColor "red"
                 }
        , layoutHook = avoidStruts $ smartBorders $ myLayout
        , keys       = newKeys
        }
 
myLogHookWithPP :: PP -> X ()
myLogHookWithPP pp = do
    ewmhDesktopsLogHook
    dynamicLogWithPP $ pp

myOutput dbus str = do
  let str'  = "<span font=\"Terminus 9 Bold\">" ++ str ++ "</span>"
      str'' = sanitize str'
  msg <- newSignal "/org/xmonad/Log" "org.xmonad.Log" "Update"
  addArgs msg [String str'']
  -- If the send fails, ignore it.
  send dbus msg 0 `catchDyn`(\ (DBus.Error _name _msg) -> return 0)
  return ()

pangoColor :: String -> String -> String
pangoColor fg = wrap left right
 where
  left  = "<span foreground=\"" ++ fg ++ "\">"
  right = "</span>"

sanitize :: String -> String
sanitize [] = []
sanitize (x:rest) | fromEnum x > 127 = "&#" ++ show (fromEnum x) ++ "; " ++
                                       sanitize rest
                  | otherwise        = x : sanitize rest


myLayout = tiled ||| FixedColumn 1 20 84 10 ||| Full
  where
     -- default tiling algorithm partitions the screen into two panes
     tiled   = Tall nmaster delta ratio
     -- The default number of windows in the master pane
     nmaster = 1
     -- Default proportion of screen occupied by master pane
     ratio   = 1/2
     -- Percent of screen to increment by when resizing panes
     delta   = 3/100

delKeys x = foldr M.delete (keys defaultConfig x) (keysToRemove x)

newKeys x = M.union (delKeys x) (M.fromList (myKeys x))

myKeys conf@(XConfig {XMonad.modMask = modm}) =
        [ ((modm, xK_b     ), sendMessage ToggleStruts) 
        , ((modm, xK_p     ), shellPrompt myXPConfig)
 -- Search commands
        , ((modm, xK_s), SM.submap $ searchEngineMap $ S.promptSearch myXPConfig)
        , ((modm .|. shiftMask, xK_s), SM.submap $ searchEngineMap $ S.selectSearch)
        , ((modm .|. controlMask, xK_x), xmonadPrompt myXPConfig)
        , ((modm,               xK_Right),  nextWS)
        , ((modm,               xK_Left),    prevWS)
        , ((modm .|. shiftMask, xK_Right), shiftToNext >> nextWS)
        , ((modm .|. shiftMask, xK_Left),   shiftToPrev >> prevWS)
        , ((modm,               xK_z),     toggleWS)
        ]

searchEngineMap method = M.fromList $
       [ ((0, xK_g), method S.google)
       , ((0, xK_l), method S.lucky)
       , ((0, xK_h), method S.hoogle)
       , ((0, xK_w), method S.wikipedia)
       , ((0, xK_m), method S.imdb)
       , ((0, xK_i), method S.isohunt)
       , ((0, xK_a), method S.amazon)
       , ((0, xK_y), method S.youtube)
       , ((0, xK_d), method S.dictionary)
       ]

keysToRemove :: XConfig Layout -> [(KeyMask, KeySym)]
keysToRemove XConfig{modMask = modm} =
        [ (modm,               xK_p )
        , (modm .|. shiftMask, xK_p )
        ]


myXPConfig = defaultXPConfig {
  font = "-*-Fixed-Bold-R-Normal-*-16-*-*-*-*-*-*-*", 
  bgColor = "grey80",
  fgColor = "grey20"}