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home-manager/modules/services/xsettingsd.nix

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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.xsettingsd;
renderSettings = settings:
concatStrings (mapAttrsToList renderSetting settings);
renderSetting = key: value: ''
${key} ${renderValue value}
'';
renderValue = value:
{
int = toString value;
bool = if value then "1" else "0";
string = ''"${value}"'';
}.${builtins.typeOf value};
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in {
meta.maintainers = [ maintainers.imalison ];
options = {
services.xsettingsd = {
enable = mkEnableOption "xsettingsd";
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package = mkOption {
type = types.package;
default = pkgs.xsettingsd;
defaultText = literalExpression "pkgs.xsettingsd";
description = ''
Package containing the {command}`xsettingsd` program.
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'';
};
settings = mkOption {
type = with types; attrsOf (oneOf [ bool int str ]);
default = { };
example = literalExpression ''
{
"Net/ThemeName" = "Numix";
"Xft/Antialias" = true;
"Xft/Hinting" = true;
"Xft/RGBA" = "rgb";
}
'';
description = ''
Xsettingsd options for configuration file. See
<https://github.com/derat/xsettingsd/wiki/Settings>
for documentation on these values.
'';
};
configFile = mkOption {
type = types.nullOr types.package;
internal = true;
readOnly = true;
default = if cfg.settings == { } then
null
else
pkgs.writeText "xsettingsd.conf" (renderSettings cfg.settings);
};
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};
};
config = mkIf cfg.enable {
assertions = [
(lib.hm.assertions.assertPlatform "services.xsettingsd" pkgs
lib.platforms.linux)
];
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systemd.user.services.xsettingsd = {
Unit = {
Description = "xsettingsd";
After = [ "graphical-session-pre.target" ];
PartOf = [ "graphical-session.target" ];
};
Install.WantedBy = [ "graphical-session.target" ];
Service = {
Environment = "PATH=${config.home.profileDirectory}/bin";
ExecStart = "${cfg.package}/bin/xsettingsd"
+ optionalString (cfg.configFile != null)
" -c ${escapeShellArg cfg.configFile}";
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Restart = "on-abort";
};
};
};
}