xmonad.hs

-- xmonad.hs

import XMonad
import Data.Monoid
import System.Exit
import Graphics.X11.ExtraTypes.XF86

import XMonad.Hooks.DynamicLog
import XMonad.Hooks.EwmhDesktops
import XMonad.Hooks.WindowSwallowing

import XMonad.Layout.NoBorders
import XMonad.Layout.Spacing

import qualified XMonad.StackSet as W
import qualified Data.Map        as M

myTerminal      = "urxvt"

myFocusFollowsMouse :: Bool
myFocusFollowsMouse = True

myClickJustFocuses :: Bool
myClickJustFocuses = False

myBorderWidth   = 3

myModMask       = mod4Mask

myWorkspaces    = ["1","2","3","4","5","6","7","8","9"]

myNormalBorderColor  = "#dcdfe4"
myFocusedBorderColor = "#0184bc"

myKeys conf@(XConfig {XMonad.modMask = modm}) = M.fromList $
    [ ((modm,               xK_Return), spawn $ XMonad.terminal conf)
    , ((modm .|. shiftMask, xK_Return), spawn "emacsclient -c -n --eval '(fancy-startup-screen)'")
    , ((0, xF86XK_AudioMute), spawn "pactl set-sink-mute @DEFAULT_SINK@ toggle")
    , ((0, xF86XK_AudioLowerVolume), spawn "pactl set-sink-volume @DEFAULT_SINK@ -10%")
    , ((0, xF86XK_AudioRaiseVolume), spawn "pactl set-sink-volume @DEFAULT_SINK@ +10%")
    , ((0, xF86XK_AudioMicMute), spawn "pactl set-source-mute @DEFAULT_SOURCE@ toggle")
    , ((0, xF86XK_MonBrightnessUp), spawn "brightnessctl set +5%")
    , ((0, xF86XK_MonBrightnessDown), spawn "brightnessctl set 5%-")
    , ((0, xK_Print), spawn "scrot -s")
    , ((modm,               xK_p     ), spawn "dmenu_run") -- now conflicts with "move to screen 3"
    , ((modm, 		    xK_r     ), spawn "rofi -show drun")
    , ((modm .|. shiftMask, xK_p     ), spawn "gmrun")
    , ((modm .|. shiftMask, xK_c     ), kill)
    , ((modm,               xK_space ), sendMessage NextLayout)
    , ((modm .|. shiftMask, xK_space ), setLayout $ XMonad.layoutHook conf)
    , ((modm,               xK_n     ), refresh)
    , ((modm,               xK_Tab   ), windows W.focusDown)
    , ((modm,               xK_j     ), windows W.focusDown)
    , ((modm,               xK_k     ), windows W.focusUp  )
    , ((modm,               xK_m     ), windows W.focusMaster  )
    , ((modm .|. shiftMask, xK_m     ), windows W.swapMaster)
    , ((modm .|. shiftMask, xK_j     ), windows W.swapDown  )
    , ((modm .|. shiftMask, xK_k     ), windows W.swapUp    )
    , ((modm,               xK_h     ), sendMessage Shrink) -- resize: shrink master area
    , ((modm,               xK_l     ), sendMessage Expand) -- resize: expand master area
    , ((modm,               xK_t     ), withFocused $ windows . W.sink) -- set window to tiling
    , ((modm              , xK_comma ), sendMessage (IncMasterN 1))
    , ((modm              , xK_period), sendMessage (IncMasterN (-1)))
    , ((modm .|. shiftMask, xK_q     ), io (exitWith ExitSuccess)) -- quit xmonad
    , ((modm              , xK_q     ), spawn "xmonad --recompile; xmonad --restart") -- restart xmonad
    , ((modm .|. shiftMask, xK_slash ), spawn ("echo \"" ++ help ++ "\" | xmessage -file -"))
    ]
    ++

    [((m .|. modm, k), windows $ f i)
        | (i, k) <- zip (XMonad.workspaces conf) [xK_1 .. xK_9]
        , (f, m) <- [(W.greedyView, 0), (W.shift, shiftMask)]]
    ++

    --
    -- mod-{w,e,p}, Switch to physical/Xinerama screens 1, 2, or 3
    -- mod-shift-{w,e,p}, Move client to screen 1, 2, or 3
    --
    [((m .|. modm, key), screenWorkspace sc >>= flip whenJust (windows . f))
        | (key, sc) <- zip [xK_w, xK_e, xK_p] [0..]
        , (f, m) <- [(W.view, 0), (W.shift, shiftMask)]]

-- Mouse bindings:
myMouseBindings (XConfig {XMonad.modMask = modm}) = M.fromList $

    -- mod-button1, Set the window to floating mode and move by dragging
    [ ((modm, button1), (\w -> focus w >> mouseMoveWindow w
                                       >> windows W.shiftMaster))

    -- mod-button2, Raise the window to the top of the stack
    , ((modm, button2), (\w -> focus w >> windows W.shiftMaster))

    -- mod-button3, Set the window to floating mode and resize by dragging
    , ((modm, button3), (\w -> focus w >> mouseResizeWindow w
                                       >> windows W.shiftMaster))

    -- you may also bind events to the mouse scroll wheel (button4 and button5)
    ]

------------------------------------------------------------------------
-- Layouts:

-- You can specify and transform your layouts by modifying these values.
-- If you change layout bindings be sure to use 'mod-shift-space' after
-- restarting (with 'mod-q') to reset your layout state to the new
-- defaults, as xmonad preserves your old layout settings by default.
--
-- The available layouts.  Note that each layout is separated by |||,
-- which denotes layout choice.
--
myLayout = tiled ||| Mirror tiled ||| noBorders 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
------------------------------------------------------------------------
-- Window rules:

-- Execute arbitrary actions and WindowSet manipulations when managing
-- a new window. You can use this to, for example, always float a
-- particular program, or have a client always appear on a particular
-- workspace.
--
-- To find the property name associated with a program, use
-- > xprop | grep WM_CLASS
-- and click on the client you're interested in.
--
-- To match on the WM_NAME, you can use 'title' in the same way that
-- 'className' and 'resource' are used below.
--
myManageHook = composeAll
    [ className =? "MPlayer"        --> doFloat,
      className =? "Gimp"           --> doFloat,
      className =? "Steam"          --> doFloat,
      className =? "TeamSpeak 3"    --> doFloat,
      resource  =? "desktop_window" --> doIgnore,
      resource  =? "kdesktop"       --> doIgnore ]
------------------------------------------------------------------------
-- Event handling

--  EwmhDesktops users should change this to ewmhDesktopsEventHook
--
-- Defines a custom handler function for X Events. The function should
-- return (All True) if the default handler is to be run afterwards. To
-- combine event hooks use mappend or mconcat from Data.Monoid.
--
myEventHook = swallowEventHook (className =? "URxvt") (return True)

------------------------------------------------------------------------
-- Status bars and logging

-- Perform an arbitrary action on each internal state change or X event.
-- See the 'XMonad.Hooks.DynamicLog' extension for examples.
--
myLogHook = return ()

------------------------------------------------------------------------
-- Startup hook

-- Perform an arbitrary action each time xmonad starts or is restarted
-- with mod-q.  Used by, e.g., XMonad.Layout.PerWorkspace to initialize
-- per-workspace layout choices.
--
-- By default, do nothing.
myStartupHook :: X()
myStartupHook = do
	spawn "feh --bg-fill ~/Bilder/dt-wallpapers/0053.jpg"
        spawn "/usr/bin/emacs --daemon --eval '(load-file \"~/.emacs\")' &"

------------------------------------------------------------------------
-- Command to launch the bar.
myBar = "xmobar"

-- Custom PP, configure it as you like. It determines what is being written to the bar.

myPP = xmobarPP {ppCurrent = xmobarColor "white" "",
                 ppTitle = xmobarColor "white" "" . shorten 50,
                 ppLayout = xmobarColor "grey" "" . wrap " ~ " " ~ " . myLayoutPrinter,
                 ppSep = " "}

myLayoutPrinter :: String -> String
myLayoutPrinter "Tall" = "tile"
myLayoutPrinter "Mirror Tall" = "htile"
myLayoutPrinter "Full" = "full"
myLayoutPrinter x = x

-- Key binding to toggle the gap for the bar.
toggleStrutsKey XConfig {XMonad.modMask = modMask} = (modMask, xK_b)

------------------------------------------------------------------------
-- Now run xmonad with all the defaults we set up.

-- Run xmonad with the settings you specify. No need to modify this.
--
main :: IO()
main = xmonad .
       ewmhFullscreen .
       ewmh =<<
       statusBar myBar myPP toggleStrutsKey defaults

-- A structure containing your configuration settings, overriding
-- fields in the default config. Any you don't override, will
-- use the defaults defined in xmonad/XMonad/Config.hs
--
-- No need to modify this.
--
defaults = def {
      -- simple stuff
        terminal           = myTerminal,
        focusFollowsMouse  = myFocusFollowsMouse,
        clickJustFocuses   = myClickJustFocuses,
        borderWidth        = myBorderWidth,
        modMask            = myModMask,
        workspaces         = myWorkspaces,
        normalBorderColor  = myNormalBorderColor,
        focusedBorderColor = myFocusedBorderColor,

      -- key bindings
        keys               = myKeys,
        mouseBindings      = myMouseBindings,

      -- hooks, layouts
        layoutHook         = myLayout,
        manageHook         = myManageHook,
        handleEventHook    = myEventHook,
        logHook            = myLogHook,
        startupHook        = myStartupHook
    }

-- | Finally, a copy of the default bindings in simple textual tabular format.
help :: String
help = unlines ["The default modifier key is 'alt'. Default keybindings:",
    "",
    "-- launching and killing programs",
    "mod-Shift-Enter  Launch xterminal",
    "mod-p            Launch dmenu",
    "mod-Shift-p      Launch gmrun",
    "mod-Shift-c      Close/kill the focused window",
    "mod-Space        Rotate through the available layout algorithms",
    "mod-Shift-Space  Reset the layouts on the current workSpace to default",
    "mod-n            Resize/refresh viewed windows to the correct size",
    "",
    "-- move focus up or down the window stack",
    "mod-Tab        Move focus to the next window",
    "mod-Shift-Tab  Move focus to the previous window",
    "mod-j          Move focus to the next window",
    "mod-k          Move focus to the previous window",
    "mod-m          Move focus to the master window",
    "",
    "-- modifying the window order",
    "mod-Return   Swap the focused window and the master window",
    "mod-Shift-j  Swap the focused window with the next window",
    "mod-Shift-k  Swap the focused window with the previous window",
    "",
    "-- resizing the master/slave ratio",
    "mod-h  Shrink the master area",
    "mod-l  Expand the master area",
    "",
    "-- floating layer support",
    "mod-t  Push window back into tiling; unfloat and re-tile it",
    "",
    "-- increase or decrease number of windows in the master area",
    "mod-comma  (mod-,)   Increment the number of windows in the master area",
    "mod-period (mod-.)   Deincrement the number of windows in the master area",
    "",
    "-- quit, or restart",
    "mod-Shift-q  Quit xmonad",
    "mod-q        Restart xmonad",
    "mod-[1..9]   Switch to workSpace N",
    "",
    "-- Workspaces & screens",
    "mod-Shift-[1..9]   Move client to workspace N",
    "mod-{w,e,r}        Switch to physical/Xinerama screens 1, 2, or 3",
    "mod-Shift-{w,e,r}  Move client to screen 1, 2, or 3",
    "",
    "-- Mouse bindings: default actions bound to mouse events",
    "mod-button1  Set the window to floating mode and move by dragging",
    "mod-button2  Raise the window to the top of the stack",
    "mod-button3  Set the window to floating mode and resize by dragging"]