l 5: use writeHaskell

1 files changed, 166 insertions, 0 deletions

diff --git a/lass/5pkgs/xmonad-lass.nix b/lass/5pkgs/xmonad-lass.nix
new file mode 100644
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+++ b/lass/5pkgs/xmonad-lass.nix
@@ -0,0 +1,166 @@
+{ pkgs, ... }:
+pkgs.writeHaskell "xmonad-lass" {
+  executables.xmonad = {
+    extra-depends = [
+      "containers"
+      "unix"
+      "X11"
+      "xmonad"
+      "xmonad-contrib"
+      "xmonad-stockholm"
+    ];
+    text = ''
+{-# LANGUAGE DeriveDataTypeable #-} -- for XS
+{-# LANGUAGE FlexibleContexts #-} -- for xmonad'
+{-# LANGUAGE LambdaCase #-}
+{-# LANGUAGE ScopedTypeVariables #-}
+
+
+module Main where
+import XMonad
+
+import qualified XMonad.StackSet as W
+import Control.Exception
+import Data.List (isInfixOf)
+import System.Environment (getArgs, withArgs, getEnv)
+import System.IO (hPutStrLn, stderr)
+import Text.Read (readEither)
+import XMonad.Actions.CopyWindow (copy, kill1)
+import XMonad.Actions.CycleWS (toggleWS)
+import XMonad.Actions.DynamicWorkspaces ( addWorkspacePrompt, renameWorkspace, removeEmptyWorkspace)
+import XMonad.Actions.DynamicWorkspaces (withWorkspace)
+import XMonad.Actions.GridSelect (GSConfig(..), gridselectWorkspace, navNSearch)
+import XMonad.Hooks.FloatNext (floatNext)
+import XMonad.Hooks.FloatNext (floatNextHook)
+import XMonad.Hooks.ManageDocks (avoidStruts, ToggleStruts(ToggleStruts))
+import XMonad.Hooks.Place (placeHook, smart)
+import XMonad.Hooks.UrgencyHook (focusUrgent)
+import XMonad.Hooks.UrgencyHook (SpawnUrgencyHook(..), withUrgencyHook)
+import XMonad.Layout.FixedColumn (FixedColumn(..))
+import XMonad.Layout.Minimize (minimize, minimizeWindow, MinimizeMsg(RestoreNextMinimizedWin))
+import XMonad.Layout.NoBorders (smartBorders)
+import XMonad.Prompt (autoComplete, searchPredicate, XPConfig)
+import XMonad.Prompt.Window (windowPromptGoto, windowPromptBringCopy)
+import XMonad.Stockholm.Shutdown (sendShutdownEvent, handleShutdownEvent)
+import XMonad.Util.EZConfig (additionalKeysP)
+
+
+myTerm :: String
+myTerm = "urxvtc"
+
+myFont :: String
+myFont = "-schumacher-*-*-*-*-*-*-*-*-*-*-*-iso10646-*"
+
+main :: IO ()
+main = getArgs >>= \case
+    ["--shutdown"] -> sendShutdownEvent
+    _ -> mainNoArgs
+
+mainNoArgs :: IO ()
+mainNoArgs = do
+    workspaces0 <- getWorkspaces0
+    xmonad'
+        $ withUrgencyHook (SpawnUrgencyHook "echo emit Urgency ")
+        $ def
+            { terminal          = myTerm
+            , modMask           = mod4Mask
+            , workspaces        = workspaces0
+            , layoutHook = smartBorders $ myLayoutHook
+            , manageHook        = placeHook (smart (1,0)) <+> floatNextHook
+            , startupHook       = spawn "echo emit XMonadStartup"
+            , normalBorderColor  = "#1c1c1c"
+            , focusedBorderColor = "#f000b0"
+            , handleEventHook = handleShutdownEvent
+            } `additionalKeysP` myKeyMap
+
+myLayoutHook = defLayout
+  where
+    defLayout = minimize $ ((avoidStruts $ Tall 1 (3/100) (1/2) ||| Full ||| Mirror (Tall 1 (3/100) (1/2))) ||| FixedColumn 2 80 80 1)
+
+
+xmonad' :: (LayoutClass l Window, Read (l Window)) => XConfig l -> IO ()
+xmonad' conf = do
+    path <- getEnv "XMONAD_STATE"
+    try (readFile path) >>= \case
+        Right content -> do
+            hPutStrLn stderr ("resuming from " ++ path ++ "; state = " ++ show content)
+            withArgs ("--resume" : lines content) (xmonad conf)
+        Left e -> do
+            hPutStrLn stderr (displaySomeException e)
+            xmonad conf
+
+getWorkspaces0 :: IO [String]
+getWorkspaces0 =
+    try (getEnv "XMONAD_WORKSPACES0_FILE") >>= \case
+      Left e -> warn (displaySomeException e)
+      Right p -> try (readFile p) >>= \case
+        Left e -> warn (displaySomeException e)
+        Right x -> case readEither x of
+          Left e -> warn e
+          Right y -> return y
+  where
+    warn msg = hPutStrLn stderr ("getWorkspaces0: " ++ msg) >> return []
+
+displaySomeException :: SomeException -> String
+displaySomeException = displayException
+
+
+myKeyMap :: [([Char], X ())]
+myKeyMap =
+    [ ("M4-<F11>", spawn "i3lock -i /var/lib/wallpaper/wallpaper -f")
+    , ("M4-p", spawn "passmenu --type")
+    , ("<XF86AudioRaiseVolume>", spawn "pactl -- set-sink-volume 0 +4%")
+    , ("<XF86AudioLowerVolume>", spawn "pactl -- set-sink-volume 0 -4%")
+    , ("<XF86AudioMute>", spawn "pactl -- set-sink-mute 0 toggle")
+    , ("<XF86AudioMicMute>", spawn "pactl -- set-source-mute 1 toggle")
+    , ("<XF86Launch1>", gridselectWorkspace gridConfig W.view)
+    , ("<XF86MonBrightnessUp>", spawn "xbacklight -steps 1 -time 1 -inc 3")
+    , ("<XF86MonBrightnessDown>", spawn "xbacklight -steps 1 -time 1 -dec 3")
+
+    , ("M4-a", focusUrgent)
+    , ("M4-S-r", renameWorkspace    def)
+    , ("M4-S-a", addWorkspacePrompt def)
+    , ("M4-S-<Backspace>", removeEmptyWorkspace)
+    , ("M4-S-c", kill1)
+    , ("M4-<Esc>", toggleWS)
+    , ("M4-S-<Enter>", spawn myTerm)
+    , ("M4-x", floatNext True >> spawn myTerm)
+    , ("M4-f", floatNext True)
+    , ("M4-b", sendMessage ToggleStruts)
+
+    , ("M4-v", withWorkspace autoXPConfig (windows . W.view))
+    , ("M4-S-v", withWorkspace autoXPConfig (windows . W.shift))
+    , ("M4-C-v", withWorkspace autoXPConfig (windows . copy))
+
+    , ("M4-m", withFocused minimizeWindow)
+    , ("M4-S-m", sendMessage RestoreNextMinimizedWin)
+
+    , ("M4-q", windowPromptGoto infixAutoXPConfig)
+    , ("M4-C-q", windowPromptBringCopy infixAutoXPConfig)
+
+    , ("M4-S-q", return ())
+    ]
+
+autoXPConfig :: XPConfig
+autoXPConfig = def
+    { autoComplete = Just 5000
+    }
+
+infixAutoXPConfig :: XPConfig
+infixAutoXPConfig = autoXPConfig
+    { searchPredicate = isInfixOf
+    }
+
+gridConfig :: GSConfig WorkspaceId
+gridConfig = def
+    { gs_cellwidth = 100
+    , gs_cellheight = 30
+    , gs_cellpadding = 2
+    , gs_navigate = navNSearch
+    , gs_font = myFont
+    }
+
+    '';
+  };
+}
+