update xmonad

config/xmonad/xmonad.hs

@@ -1,4 +1,127 @@
 import XMonad
+import System.Exit
+-- Actions
+import XMonad.Actions.CycleWS
+-- Hooks
+import XMonad.Hooks.EwmhDesktops
+-- Layout
+import XMonad.Layout.ThreeColumns
+import XMonad.Layout.Spacing
+import XMonad.Layout.Renamed
+-- Util
+import XMonad.Util.EZConfig (additionalKeysP)
+-- xmobar dependencies
+import XMonad.Hooks.DynamicLog
+import XMonad.Hooks.StatusBar
+import XMonad.Hooks.StatusBar.PP
+import XMonad.Util.Loggers
+-- qualified imports
+import qualified XMonad.StackSet as W
 
 main :: IO ()
-main = xmonad def
+main = xmonad 
+     . ewmhFullscreen
+     . ewmh
+     . withEasySB (statusBarProp "candybar" (pure myXmobarPP)) defToggleStrutsKey
+     $ myConfig
+
+myConfig = def
+    { modMask            = myModMask
+    , layoutHook         = myLayout
+    , terminal           = myTerminal
+    , borderWidth        = myBorderWidth
+    , normalBorderColor  = myNormalBorderColor
+    , focusedBorderColor = myFocusedBorderColor
+    , workspaces         = myWorkspaces
+    } `additionalKeysP` myKeys
+
+-- | Keybindings
+myKeys =
+    -- launching and killing programs
+    [ ("M-n"            , spawn myTerminal                 ) -- %! Launch terminal
+    , ("M-e"            , spawn "dmenu_run"                ) -- %! Launch dmenu
+    , ("M-C-w"          , kill                             ) -- %! Close the focused window
+    -- layouts
+    , ("M-<Space>"      , sendMessage NextLayout           ) -- %! Rotate through the available layout algorithms
+    , ("M-f"            , sendMessage $ JumpToLayout "Full") -- %! Focus fullscreen layout
+    -- move focus up or down the window stack
+    , ("M-<Down>"       , windows W.focusDown              ) -- %! Move focus to the next window
+    , ("M-<Up>"         , windows W.focusUp                ) -- %! Move focus to the previous window
+    , ("M-<Return>"     , windows W.focusMaster            ) -- %! Move focus to the master window 
+    -- modifying the window order
+    , ("M-S-<Down>"     , windows W.swapDown               ) -- %! Swap the focused window with the next window
+    , ("M-S-<Up>"       , windows W.swapUp                 ) -- %! Swap the focused window with the previous window
+    , ("M-S-<Return>"   , windows W.swapMaster             ) -- %! Swap the focused window with the master window
+    -- resizing the master/slave ratio
+    , ("M-<Page_Up>"    , sendMessage Expand               ) -- %! Expand the master area
+    , ("M-<Page_Down>"  , sendMessage Shrink               ) -- %! Shrink the master area
+    -- number of windows in the master area
+    , ("M-S-<Page_Up>"  , sendMessage (IncMasterN 1)       ) -- %! Increase the number of windows in the master area
+    , ("M-S-<Page_Down>", sendMessage (IncMasterN (-1))    ) -- %! Decrease the number of windows in the master area
+    -- floating layer support
+    , ("M-t"            , withFocused $ windows . W.sink   ) -- %! Push window back into tiling
+    -- workspace navigation
+    , ("M-<Right>"      , moveTo Next hiddenWS             ) -- %! Move focus to the next hidden workspace
+    , ("M-<Left>"       , moveTo Prev hiddenWS             ) -- %! Move focus to the previous hidden workspace
+    -- move window to workspace
+    , ("M-S-<Right>"    , shiftTo Next hiddenWS            ) -- %! Move focused window to the next hidden workspace
+    , ("M-S-<Left)"     , shiftTo Prev hiddenWS            ) -- %! Move focused window to the previous hidden workspace
+    -- move focus up or down the screen stack
+    , ("M-<End>"        , nextScreen                       ) -- %! Move focus to the next screen
+    , ("M-<Home>"       , prevScreen                       ) -- %! Move focus to the previous screen
+    -- move windows between screens
+    , ("M-S-<End>"      , shiftNextScreen                  ) -- %! Move focused window to the next screen
+    , ("M-S-<Home>"     , shiftPrevScreen                  ) -- %! Move focused window to the previous screen
+    -- quit, or restart
+    , ("M-S-q"          , io exitSuccess                   ) -- %! Quit xmonad
+    ]
+
+-- | Configuration
+myTerminal           = "wezterm"
+myModMask            = mod4Mask
+myBorderWidth        = 5
+myNormalBorderColor  = "#282828"
+myFocusedBorderColor = "#282828"
+myWorkspaces         = ["1", "2", "3", "4", "5", "6", "7", "8", "9"]
+
+-- | Layouts
+myLayout = gaps $ tiled ||| threeCol ||| Full
+  where
+    -- Add a configurable amount of space around windows.
+    gaps     = spacingRaw False (Border 50 50 50 50) True (Border 10 10 10 10) True
+
+    threeCol = ThreeColMid nmaster delta ratio
+    tiled    = Tall nmaster delta ratio
+    nmaster  = 1      -- Default number of windows in the master pane
+    ratio    = 1/2    -- Default proportion of screen occupied by master pane
+    delta    = 3/100  -- Percent of screen to increment by when resizing panes
+
+-- | Xmobar
+myXmobarPP :: PP
+myXmobarPP = def
+    { ppSep             = magenta " • "
+    , ppTitleSanitize   = xmobarStrip
+    , ppCurrent         = wrap " " "" . xmobarBorder "Top" "#8be9fd" 2
+    , ppHidden          = white . wrap " " ""
+    , ppHiddenNoWindows = lowWhite . wrap " " ""
+    , ppUrgent          = red . wrap (yellow "!") (yellow "!")
+    , ppOrder           = \[ws, l, _, wins] -> [ws, l, wins]
+    , ppExtras          = [logTitles formatFocused formatUnfocused]
+    }
+  where
+    formatFocused   = wrap (white    "[") (white    "]") . magenta . ppWindow
+    formatUnfocused = wrap (lowWhite "[") (lowWhite "]") . blue    . ppWindow
+
+    -- | Windows should have *some* title, which should not not exceed a
+    -- sane length.
+    ppWindow :: String -> String
+    ppWindow = xmobarRaw . (\w -> if null w then "untitled" else w) . shorten 30
+
+    blue, lowWhite, magenta, red, white, yellow :: String -> String
+    magenta  = xmobarColor "#ff79c6" ""
+    blue     = xmobarColor "#bd93f9" ""
+    white    = xmobarColor "#f8f8f2" ""
+    yellow   = xmobarColor "#f1fa8c" ""
+    red      = xmobarColor "#ff5555" ""
+    lowWhite = xmobarColor "#bbbbbb" ""
+