import XMonad
import XMonad.Config.Desktop
import XMonad.Config.Gnome
import XMonad.Actions.CycleWS
import XMonad.Actions.NoBorders
import XMonad.Hooks.ManageDocks
import XMonad.Hooks.ManageHelpers
import XMonad.Layout.ResizableTile
import qualified XMonad.StackSet as W
import XMonad.Util.EZConfig

import Control.Monad
import Control.Monad.Trans
import Data.Monoid

import ConfigurableBorders
import FullscreenManager
import NoBorders


myModMask = mod4Mask

main = xmonad $ gnomeConfig
       { modMask = myModMask
       , manageHook = myManageHook
       , layoutHook = desktopLayoutModifiers myLayoutHook
       , startupHook = myStartupHook
       , handleEventHook = myEventHook
       }
       `additionalKeysP`
       [ ("M-a", sendMessage MirrorShrink)
       , ("M-y", sendMessage MirrorExpand)
       , ("M-<Left>",    prevWS)
       , ("M-<Right>",   nextWS)
       , ("M-S-<Left>",  shiftToPrev)
       , ("M-S-<Right>", shiftToNext)
       , ("M-S-b", withFocused toggleBorder >> refresh)
       , ("M1-<F4>", kill)
       ]
       `additionalMouseBindings`
       [ ((myModMask, button4), \_ -> sendMessage Shrink)
       , ((myModMask, button5), \_ -> sendMessage Expand)
       , ((myModMask .|. shiftMask, button4), \_ -> sendMessage MirrorExpand)
       , ((myModMask .|. shiftMask, button5), \_ -> sendMessage MirrorShrink)
       ]


myStartupHook :: X ()
myStartupHook = do
  startupHook gnomeConfig
  spawn "killall -u `id -un` -q xcompmgr; exec xcompmgr"

myManageHook :: ManageHook
myManageHook = composeAll
               [ composeOne
                 [ className =? "Guake.py"   -?> (doFloatMaybeFullscreen <+> doConfigBorderOff)
                 , className =? "Do"         -?> (doFloat <+> doConfigBorderOff)
                 , className =? "MPlayer"    -?> doCenterFloat
                 , className =? "Gimp"       -?> doFloat
                 , className =? "Gajim.py"   -?> doFloat
                 , isFullscreen              -?> doFullscreen
                 ]
               , manageHook gnomeConfig
               ]
        

myLayoutHook = manageFullscreen $ configureBorders $ smartBorders (tiled ||| Mirror tiled  ||| Full)
  where
    -- default tiling algorithm partitions the screen into two panes
    tiled   = ResizableTall nmaster delta ratio []
 
    -- The default number of windows in the master pane
    nmaster = 1
 
    -- Default proportion of screen occupied by master pane
    ratio   = 3/5 

    -- Percent of screen to increment by when resizing panes
    delta   = 3/100

myEventHook :: Event -> X All
myEventHook ev = do
  handleFullscreen ev
  (handleEventHook gnomeConfig) ev