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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.xscreensaver;
in {
meta.maintainers = [ maintainers.rycee ];
options = {
services.xscreensaver = {
enable = mkEnableOption "XScreenSaver";
settings = mkOption {
type = with types; attrsOf (either bool (either int str));
default = { };
example = {
mode = "blank";
lock = false;
fadeTicks = 20;
};
description = ''
The settings to use for XScreenSaver.
'';
};
};
};
config = mkIf cfg.enable {
# To make the xscreensaver-command tool available.
home.packages = [ pkgs.xscreensaver ];
xresources.properties =
mapAttrs' (n: nameValuePair "xscreensaver.${n}") cfg.settings;
systemd.user.services.xscreensaver = {
Unit = {
Description = "XScreenSaver";
After = [ "graphical-session-pre.target" ];
PartOf = [ "graphical-session.target" ];
# Make sure the service is restarted if the settings change.
X-Restart-Triggers =
[ (builtins.hashString "md5" (builtins.toJSON cfg.settings)) ];
};
Service = {
ExecStart = "${pkgs.xscreensaver}/bin/xscreensaver -no-splash";
};
Install = { WantedBy = [ "graphical-session.target" ]; };
};
};
}
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