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Xmonad/Config archive/vvv's xmonad.hs

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{-# OPTIONS_GHC -Wall #-}
import XMonad
import XMonad.Layouts
import XMonad.Operations
import qualified XMonad.StackSet as W
import Graphics.X11.Xlib
 
-- XMonadContrib
import XMonad.Actions.CycleWS
import XMonad.Actions.DynamicWorkspaces
import XMonad.Actions.Submap
import XMonad.Config.CustomKeys
import XMonad.Hooks.DynamicLog
import XMonad.Layout.NoBorders
import XMonad.Prompt
import XMonad.Prompt.Man
import XMonad.Prompt.Shell
import XMonad.Prompt.Ssh
 
import Data.Bits ((.|.))
import qualified Data.Map as M
import Data.Ratio ((%))
 
main :: IO ()
main = xmonad defaultConfig
       { workspaces         = ["1:term", "2:emacs", "3:web"]
       , defaultGaps        = [(0,15,0,0)]
       , layoutHook         = tiled ||| Mirror tiled ||| noBorders Full
       , focusedBorderColor = "#00ff00"
       , modMask            = mod4Mask
       , keys               = customKeys delKeys insKeys
       , logHook            = dynamicLog
       }
    where
      tiled = Tall 1 (2%100) (755%1024) -- Tall <nmaster> <delta> <ratio>
 
delKeys :: XConfig l -> [(KeyMask, KeySym)]
delKeys XConfig {modMask = modm} =
    [ (modm .|. shiftMask, xK_Return)
    , (modm,               xK_p)
    , (modm .|. shiftMask, xK_p)
    , (modm .|. shiftMask, xK_c)
    , (modm,               xK_b)
    ]
    ++
    [ (modm .|. m, k)
      | (m, k) <- zip [0, shiftMask] ([xK_1..xK_9] ++ [xK_w, xK_e, xK_r])
    ]
 
insKeys :: XConfig l -> [((KeyMask, KeySym), X ())]
insKeys conf@(XConfig {modMask = modm}) =
    [ ((mod1Mask, xK_F2    ), spawn $ terminal conf) -- mod1-f2 %! Run a terminal emulator
    , ((modm,      xK_Delete), kill) -- %! Close the focused window
    , ((mod1Mask, xK_Down  ), spawn "amixer set Master 1-") -- mod1-down %! Decrease audio volume
    , ((mod1Mask, xK_Up    ), spawn "amixer set Master 1+") -- mod1-up   %! Increase audio volume
    , ((modm .|. controlMask, xK_F11), spawn "xscreensaver-command -lock") -- %! Lock the screen
    , ((modm,      xK_s   ), modifyGap (\i n -> let x = (defaultGaps conf ++ repeat (0,0,0,0)) !! i in if n == x then (0,0,0,0) else x)) -- %! Toggle the status bar gap
    ]
    ++
    [ ((mod1Mask, xK_F1), manPrompt   defaultXPConfig) -- mod1-f1 %! Query for manual page to be displayed
    , ((mod1Mask, xK_F3), shellPrompt defaultXPConfig) -- mod1-f3 %! Query for command line to execute
    , ((mod1Mask, xK_F4), sshPrompt   defaultXPConfig) -- mod1-f4 %! Query for host to connect to with SSH
 
    , (-- mod-i submap
       (modm, xK_i), submap . M.fromList $
       [ ((m, k), f)
         | m <- [0, modm]
         , (k, f) <- [ (xK_i, toggleWS) -- mod-i i, mod-i mod-i %! Toggle to the workspace displayed previously
                     , (xK_p, prevWS  ) -- mod-i p, mod-i mod-p %! Switch to the previous workspace
                     , (xK_n, nextWS  ) -- mod-i n, mod-i mod-n %! Switch to the next workspace
                     ]
       ]
       ++
       [ ((0,         xK_apostrophe), selectWorkspace defaultXPConfig) -- mod-i ' %! Prompt for a workspace number/name to switch to
       , ((shiftMask, xK_a         ), renameWorkspace defaultXPConfig) -- mod-i A %! Allow the user to enter a name for the current workspace
       , ((0,         xK_BackSpace ), removeWorkspace) -- mod-i backspace %! Destroy current workspace
       ]
       ++
       [ ((m, k), withNthWorkspace f i)
         | (i, k) <- zip [0..] [xK_1..xK_9]
         , (f, m) <- [ (W.greedyView, 0   ) -- mod-i [1..9] %! Switch to workspace 1..9
                     , (W.greedyView, modm) -- mod-i mod-[1..9] %! Switch to workspace 1..9
                     , (W.shift, shiftMask) -- mod-i shift-[1..9] %! Move client to workspace 1..9
                     ]
       ]
      )
    ]