{-# OPTIONS_GHC -fno-warn-missing-signatures #-}

-----------------------------------------------------------------------------
-- |
-- Module       : XMonad.Config.Kde
-- Description  : Config for integrating xmonad with KDE.
-- Copyright    : (c) Spencer Janssen <spencerjanssen@gmail.com>
-- License      : BSD
--
-- Maintainer   : Spencer Janssen <spencerjanssen@gmail.com>
-- Stability    :  unstable
-- Portability  :  unportable
--
-- This module provides a config suitable for use with the KDE desktop
-- environment.

module XMonad.Config.Kde (
    -- * Usage
    -- $usage
    kdeConfig,
    kde4Config,
    desktopLayoutModifiers
    ) where

import XMonad
import XMonad.Config.Desktop

import qualified Data.Map as M

-- $usage
-- To use this module, start with the following @xmonad.hs@:
--
-- > import XMonad
-- > import XMonad.Config.Kde
-- >
-- > main = xmonad kdeConfig
--
-- For KDE 4, replace 'kdeConfig' with 'kde4Config'
--
-- For examples of how to further customize @kdeConfig@ see "XMonad.Config.Desktop".


kdeConfig :: XConfig
  (ModifiedLayout
     AvoidStruts (Choose Tall (Choose (Mirror Tall) Full)))
kdeConfig = XConfig
  (ModifiedLayout
     AvoidStruts (Choose Tall (Choose (Mirror Tall) Full)))
desktopConfig
    { terminal = "konsole"
    , keys     = kdeKeys <> keys desktopConfig }

kde4Config :: XConfig
  (ModifiedLayout
     AvoidStruts (Choose Tall (Choose (Mirror Tall) Full)))
kde4Config = XConfig
  (ModifiedLayout
     AvoidStruts (Choose Tall (Choose (Mirror Tall) Full)))
desktopConfig
    { terminal = "konsole"
    , keys     = kde4Keys <> keys desktopConfig }

kdeKeys :: XConfig l -> Map (ButtonMask, KeySym) (m ())
kdeKeys XConfig{modMask :: forall (l :: * -> *). XConfig l -> ButtonMask
modMask = ButtonMask
modm} = [((ButtonMask, KeySym), m ())] -> Map (ButtonMask, KeySym) (m ())
forall k a. Ord k => [(k, a)] -> Map k a
M.fromList
    [ ((ButtonMask
modm,               KeySym
xK_p), String -> m ()
forall (m :: * -> *). MonadIO m => String -> m ()
spawn String
"dcop kdesktop default popupExecuteCommand")
    , ((ButtonMask
modm ButtonMask -> ButtonMask -> ButtonMask
forall a. Bits a => a -> a -> a
.|. ButtonMask
shiftMask, KeySym
xK_q), String -> m ()
forall (m :: * -> *). MonadIO m => String -> m ()
spawn String
"dcop kdesktop default logout")
    ]

kde4Keys :: XConfig l -> Map (ButtonMask, KeySym) (m ())
kde4Keys XConfig{modMask :: forall (l :: * -> *). XConfig l -> ButtonMask
modMask = ButtonMask
modm} = [((ButtonMask, KeySym), m ())] -> Map (ButtonMask, KeySym) (m ())
forall k a. Ord k => [(k, a)] -> Map k a
M.fromList
    [ ((ButtonMask
modm,               KeySym
xK_p), String -> m ()
forall (m :: * -> *). MonadIO m => String -> m ()
spawn String
"krunner")
    , ((ButtonMask
modm ButtonMask -> ButtonMask -> ButtonMask
forall a. Bits a => a -> a -> a
.|. ButtonMask
shiftMask, KeySym
xK_q), String -> m ()
forall (m :: * -> *). MonadIO m => String -> m ()
spawn String
"dbus-send --print-reply --dest=org.kde.ksmserver /KSMServer org.kde.KSMServerInterface.logout int32:1 int32:0 int32:1")
    ]