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|
{pkgs, lib, config, ...}:
with lib;
let
inherit (lib) mkOption mkIf optionals literalExample;
cfg = config.services.xserver.windowManager.xmonad;
xmonad = pkgs.xmonad-with-packages.override {
ghcWithPackages = cfg.haskellPackages.ghcWithPackages;
packages = self: cfg.extraPackages self ++
optionals cfg.enableContribAndExtras
[ self.xmonad-contrib self.xmonad-extras ];
};
xmonadBin = pkgs.writers.writeHaskell "xmonad" {
ghc = cfg.haskellPackages.ghc;
libraries = [ cfg.haskellPackages.xmonad ] ++
cfg.extraPackages cfg.haskellPackages ++
optionals cfg.enableContribAndExtras
(with cfg.haskellPackages; [ xmonad-contrib xmonad-extras ]);
} cfg.config;
in
{
options = {
services.xserver.windowManager.xmonad = {
enable = mkEnableOption "xmonad";
haskellPackages = mkOption {
default = pkgs.haskellPackages;
defaultText = "pkgs.haskellPackages";
example = literalExample "pkgs.haskell.packages.ghc784";
description = ''
haskellPackages used to build Xmonad and other packages.
This can be used to change the GHC version used to build
Xmonad and the packages listed in
<varname>extraPackages</varname>.
'';
};
extraPackages = mkOption {
default = self: [];
defaultText = "self: []";
example = literalExample ''
haskellPackages: [
haskellPackages.xmonad-contrib
haskellPackages.monad-logger
]
'';
description = ''
Extra packages available to ghc when rebuilding Xmonad. The
value must be a function which receives the attrset defined
in <varname>haskellPackages</varname> as the sole argument.
'';
};
enableContribAndExtras = mkOption {
default = false;
type = lib.types.bool;
description = "Enable xmonad-{contrib,extras} in Xmonad.";
};
config = mkOption {
default = null;
type = with lib.types; nullOr (either path str);
description = ''
Configuration from which XMonad gets compiled. If no value
is specified, the xmonad config from $HOME/.xmonad is taken.
If you use xmonad --recompile, $HOME/.xmonad will be taken as
the configuration, but on the next restart of display-manager
this config will be reapplied.
'';
example = ''
import XMonad
main = launch defaultConfig
{ modMask = mod4Mask -- Use Super instead of Alt
, terminal = "urxvt"
}
'';
};
};
};
config = mkIf cfg.enable {
services.xserver.windowManager = {
session = [{
name = "xmonad";
start = let
xmonadCommand = if (cfg.config != null) then xmonadBin else "${xmonad}/bin/xmonad";
in ''
systemd-cat -t xmonad ${xmonadCommand} &
waitPID=$!
'';
}];
};
environment.systemPackages = [ xmonad ];
};
}
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