summaryrefslogtreecommitdiffstats
path: root/tv/5pkgs/haskell/xmonad-tv/src/main.hs
blob: f82077a219a611deea9958130b3e166b18fd4933 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
{-# LANGUAGE DeriveDataTypeable #-} -- for XS
{-# LANGUAGE FlexibleContexts #-} -- for xmonad'
{-# LANGUAGE LambdaCase #-}
{-# LANGUAGE ScopedTypeVariables #-}


module Main (main) where

import System.Exit (exitFailure)

import Control.Exception
import Control.Monad.Extra (whenJustM)
import Graphics.X11.ExtraTypes.XF86
import Text.Read (readEither)
import XMonad
import System.IO (hPutStrLn, stderr)
import System.Environment (getArgs, getEnv, getEnvironment, lookupEnv)
import System.Posix.Process (executeFile)
import XMonad.Actions.DynamicWorkspaces ( addWorkspacePrompt, renameWorkspace
                                        , removeEmptyWorkspace)
import XMonad.Actions.CycleWS (toggleWS)
import XMonad.Layout.NoBorders ( smartBorders )
import XMonad.Layout.ResizableTile (ResizableTall(ResizableTall))
import XMonad.Layout.ResizableTile (MirrorResize(MirrorExpand,MirrorShrink))
import qualified XMonad.StackSet as W
import Data.Map (Map)
import qualified Data.Map as Map
import XMonad.Hooks.UrgencyHook (SpawnUrgencyHook(..), withUrgencyHook)
import XMonad.Hooks.ManageHelpers (doCenterFloat)
import XMonad.Hooks.Place (placeHook, smart)
import XMonad.Actions.PerWorkspaceKeys (chooseAction)

import XMonad.Stockholm.Pager
import XMonad.Stockholm.Shutdown
import qualified Paths


myFont :: String
myFont = "-schumacher-*-*-*-*-*-*-*-*-*-*-*-iso10646-*"


main :: IO ()
main = getArgs >>= \case
    [] -> mainNoArgs
    ["--shutdown"] -> shutdown
    args -> hPutStrLn stderr ("bad arguments: " <> show args) >> exitFailure


mainNoArgs :: IO ()
mainNoArgs = do
    let width = 1366
    workspaces0 <- getWorkspaces0
    handleShutdownEvent <- newShutdownEventHandler
    xmonad
        $ withUrgencyHook (SpawnUrgencyHook "echo emit Urgency ")
        $ def
            { terminal          = Paths.urxvtc
            , modMask           = mod4Mask
            , keys              = myKeys
            , workspaces        = workspaces0
            , layoutHook =
                smartBorders $
                  ResizableTall
                    1
                    (10 * 6 / width)
                    ((80 * 6 + 2 * (1+1+1))/width) []
                  |||
                  Full
            , manageHook =
                composeAll
                  [ appName =? "fzmenu-urxvt" --> doCenterFloat
                  , appName =? "pinentry" --> doCenterFloat
                  , placeHook (smart (1,0))
                  ]
            , startupHook =
                whenJustM (io (lookupEnv "XMONAD_STARTUP_HOOK"))
                          (\path -> forkFile path [] Nothing)
            , normalBorderColor  = "#1c1c1c"
            , focusedBorderColor = "#f000b0"
            , handleEventHook = handleShutdownEvent
            }


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


forkFile :: FilePath -> [String] -> Maybe [(String, String)] -> X ()
forkFile path args env =
    xfork (executeFile path False args env) >> return ()


spawnRootTerm :: X ()
spawnRootTerm =
    forkFile
        Paths.urxvtc
        ["-name", "root-urxvt", "-e", Paths.su, "-"]
        Nothing


spawnTermAt :: String -> X ()
spawnTermAt ws = do
    env <- io getEnvironment
    let env' = ("XMONAD_SPAWN_WORKSPACE", ws) : env
    forkFile Paths.urxvtc [] (Just env')


myKeys :: XConfig Layout -> Map (KeyMask, KeySym) (X ())
myKeys conf = Map.fromList $
    [ ((_4  , xK_Escape ), forkFile Paths.slock [] Nothing)
    , ((_4S , xK_c      ), kill)

    , ((_4  , xK_o      ), forkFile Paths.otpmenu [] Nothing)
    , ((_4  , xK_p      ), forkFile Paths.passmenu [] Nothing)

    , ((_4  , xK_x      ), chooseAction spawnTermAt)
    , ((_4C , xK_x      ), spawnRootTerm)

    , ((0   , xK_Menu   ), gets windowset >>= allWorkspaceNames >>= pager pagerConfig (windows . W.view) )
    , ((_S  , xK_Menu   ), gets windowset >>= allWorkspaceNames >>= pager pagerConfig (windows . W.shift) )
    , ((_C  , xK_Menu   ), toggleWS)

    , ((_4  , xK_space  ), sendMessage NextLayout)
    , ((_4M , xK_space  ), resetLayout)

    , ((_4  , xK_m      ), windows W.focusMaster)
    , ((_4  , xK_j      ), windows W.focusDown)
    , ((_4  , xK_k      ), windows W.focusUp)

    , ((_4S , xK_m      ), windows W.swapMaster)
    , ((_4S , xK_j      ), windows W.swapDown)
    , ((_4S , xK_k      ), windows W.swapUp)

    , ((_4M , xK_h      ), sendMessage Shrink)
    , ((_4M , xK_l      ), sendMessage Expand)

    , ((_4M , xK_j      ), sendMessage MirrorShrink)
    , ((_4M , xK_k      ), sendMessage MirrorExpand)

    , ((_4  , xK_t      ), withFocused $ windows . W.sink)

    , ((_4  , xK_comma  ), sendMessage $ IncMasterN 1)
    , ((_4  , xK_period ), sendMessage $ IncMasterN (-1))

    , ((_4  , xK_a      ), addWorkspacePrompt def)
    , ((_4  , xK_r      ), renameWorkspace def)
    , ((_4  , xK_Delete ), removeEmptyWorkspace)

    , ((_4  , xK_Return ), toggleWS)

    , ((0, xF86XK_AudioLowerVolume), audioLowerVolume)
    , ((0, xF86XK_AudioRaiseVolume), audioRaiseVolume)
    , ((0, xF86XK_AudioMute), audioMute)
    ]
    where
    _4 = mod4Mask
    _C = controlMask
    _S = shiftMask
    _M = mod1Mask
    _4C = _4 .|. _C
    _4S = _4 .|. _S
    _4M = _4 .|. _M
    _4CM = _4 .|. _C .|. _M
    _4SM = _4 .|. _S .|. _M

    pactl args = forkFile Paths.pactl args Nothing
    audioLowerVolume = pactl ["--", "set-sink-volume", "@DEFAULT_SINK@", "-5%"]
    audioRaiseVolume = pactl ["--", "set-sink-volume", "@DEFAULT_SINK@", "+5%"]
    audioMute = pactl ["--", "set-sink-mute", "@DEFAULT_SINK@", "toggle"]

    resetLayout = setLayout $ XMonad.layoutHook conf


pagerConfig :: PagerConfig
pagerConfig = def
    { pc_font           = myFont
    , pc_cellwidth      = 64
    , pc_matchmethod    = MatchPrefix
    , pc_windowColors   = windowColors
    }
    where
    windowColors _ _ _ True _ = ("#ef4242","#ff2323")
    windowColors wsf m c u wf = do
        let y = defaultWindowColors wsf m c u wf
        if m == False && wf == True
            then ("#402020", snd y)
            else y


allWorkspaceNames :: W.StackSet i l a sid sd -> X [i]
allWorkspaceNames = return . map W.tag . W.workspaces