nix-configs/haskell/xmonad/xmonad.hs
2023-04-22 12:52:11 +02:00

331 lines
12 KiB
Haskell

--
-- xmonad example config file.
--
-- A template showing all available configuration hooks,
-- and how to override the defaults in your own xmonad.hs conf file.
--
-- Normally, you'd only override those defaults you care about.
--
import XMonad
import Data.Monoid
import System.Exit
import qualified XMonad.StackSet as W
import qualified Data.Map as M
import XMonad.Layout.Spacing
-- The preferred terminal program, which is used in a binding below and by
-- certain contrib modules.
--
myTerminal = "kitty"
-- Whether focus follows the mouse pointer.
myFocusFollowsMouse :: Bool
myFocusFollowsMouse = False
-- Whether clicking on a window to focus also passes the click to the window
myClickJustFocuses :: Bool
myClickJustFocuses = False
-- Width of the window border in pixels.
--
myBorderWidth = 2
-- modMask lets you specify which modkey you want to use. The default
-- is mod1Mask ("left alt"). You may also consider using mod3Mask
-- ("right alt"), which does not conflict with emacs keybindings. The
-- "windows key" is usually mod4Mask.
--
myModMask = mod4Mask
-- The default number of workspaces (virtual screens) and their names.
-- By default we use numeric strings, but any string may be used as a
-- workspace name. The number of workspaces is determined by the length
-- of this list.
--
-- A tagging example:
--
-- > workspaces = ["web", "irc", "code" ] ++ map show [4..9]
--
myWorkspaces = ["comms","browser","3","4","5","6","7","8","9"]
-- Border colors for unfocused and focused windows, respectively.
--
myNormalBorderColor = "#3c3836"
myFocusedBorderColor = "#504945"
------------------------------------------------------------------------
-- Key bindings. Add, modify or remove key bindings here.
--
myKeys conf@(XConfig {XMonad.modMask = modm}) = M.fromList $
-- launch a terminal
[ ((modm, xK_Return), spawn $ XMonad.terminal conf)
-- launch gmrun
, ((modm, xK_d ), spawn "rofi -show drun")
-- close focused window
, ((modm .|. shiftMask, xK_q ), kill)
-- Rotate through the available layout algorithms
, ((modm, xK_space ), sendMessage NextLayout)
-- Reset the layouts on the current workspace to default
, ((modm .|. shiftMask, xK_space ), setLayout $ XMonad.layoutHook conf)
-- Resize viewed windows to the correct size
, ((modm, xK_n ), refresh)
-- Move focus to the next window
, ((modm, xK_Tab ), windows W.focusDown)
-- Move focus to the next window
, ((modm, xK_j ), windows W.focusDown)
-- Move focus to the previous window
, ((modm, xK_k ), windows W.focusUp )
-- Move focus to the master window
, ((modm, xK_m ), windows W.focusMaster )
-- Swap the focused window and the master window
, ((modm, xK_Return), windows W.swapMaster)
-- Swap the focused window with the next window
, ((modm .|. shiftMask, xK_j ), windows W.swapDown )
-- Swap the focused window with the previous window
, ((modm .|. shiftMask, xK_k ), windows W.swapUp )
-- Shrink the master area
, ((modm, xK_h ), sendMessage Shrink)
-- Expand the master area
, ((modm, xK_l ), sendMessage Expand)
-- Push window back into tiling
, ((modm, xK_t ), withFocused $ windows . W.sink)
-- Increment the number of windows in the master area
, ((modm , xK_comma ), sendMessage (IncMasterN 1))
-- Deincrement the number of windows in the master area
, ((modm , xK_period), sendMessage (IncMasterN (-1)))
-- Toggle the status bar gap
-- Use this binding with avoidStruts from Hooks.ManageDocks.
-- See also the statusBar function from Hooks.DynamicLog.
--
-- , ((modm , xK_b ), sendMessage ToggleStruts)
, ((modm .|. shiftMask, xK_e ), io (exitWith ExitSuccess))
-- Restart xmonad
--, ((modm , xK_q ), spawn "xmonad --recompile; xmonad --restart")
-- Run xmessage with a summary of the default keybindings (useful for beginners)
, ((modm .|. shiftMask, xK_slash ), spawn ("echo \"" ++ help ++ "\" | xmessage -file -"))
]
++
--
-- mod-[1..9], Switch to workspace N
-- mod-shift-[1..9], Move client to workspace N
--
[((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,r}, Switch to physical/Xinerama screens 1, 2, or 3
-- mod-shift-{w,e,r}, 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_r] [0..]
, (f, m) <- [(W.view, 0), (W.shift, shiftMask)]]
------------------------------------------------------------------------
-- Mouse bindings: default actions bound to mouse events
--
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 ||| 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
, 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 = mempty
------------------------------------------------------------------------
-- 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 = return ()
------------------------------------------------------------------------
-- Now run xmonad with all the defaults we set up.
-- Run xmonad with the settings you specify. No need to modify this.
--
main = xmonad 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"]