138 lines
3.7 KiB
Nix
138 lines
3.7 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.xfconf;
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xfIntVariant = types.submodule {
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options = {
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type = mkOption {
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type = types.enum [ "int" "uint" "uint64" ];
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description = ''
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To distinguish between int, uint and uint64 in xfconf,
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you can specify the type in xfconf with this submodule.
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For other types, you don't need to use this submodule,
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just specify the value is enough.
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'';
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};
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value = mkOption {
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type = types.int;
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description = "The value in xfconf.";
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};
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};
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};
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withType = v:
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if builtins.isAttrs v then [
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"-t"
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v.type
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"-s"
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(toString v.value)
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] else if builtins.isBool v then [
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"-t"
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"bool"
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"-s"
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(if v then "true" else "false")
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] else if builtins.isInt v then [
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"-t"
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"int"
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"-s"
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(toString v)
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] else if builtins.isFloat v then [
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"-t"
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"double"
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"-s"
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(toString v)
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] else if builtins.isString v then [
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"-t"
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"string"
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"-s"
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v
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] else if builtins.isList v then
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[ "-a" ] ++ concatMap withType v
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else
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throw "unexpected xfconf type: ${builtins.typeOf v}";
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in {
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meta.maintainers = [ maintainers.chuangzhu ];
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options.xfconf = {
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enable = mkOption {
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type = types.bool;
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default = true;
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visible = false;
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description = ''
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Whether to enable Xfconf settings.
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Note, if you use NixOS then you must add
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`programs.xfconf.enable = true`
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to your system configuration. Otherwise you will see a systemd error
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message when your configuration is activated.
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'';
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};
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settings = mkOption {
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type = with types;
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# xfIntVariant must come AFTER str; otherwise strings are treated as submodule imports...
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let value = nullOr (oneOf [ bool int float str xfIntVariant ]);
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in attrsOf (attrsOf (either value (listOf value))) // {
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description = "xfconf settings";
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};
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default = { };
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example = literalExpression ''
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{
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xfce4-session = {
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"startup/ssh-agent/enabled" = false;
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"general/LockCommand" = "''${pkgs.lightdm}/bin/dm-tool lock";
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};
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xfce4-desktop = {
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"backdrop/screen0/monitorLVDS-1/workspace0/last-image" =
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"''${pkgs.nixos-artwork.wallpapers.stripes-logo.gnomeFilePath}";
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};
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}
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'';
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description = ''
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Settings to write to the Xfconf configuration system.
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'';
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};
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};
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config = mkIf (cfg.enable && cfg.settings != { }) {
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assertions =
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[ (hm.assertions.assertPlatform "xfconf" pkgs platforms.linux) ];
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home.activation.xfconfSettings = hm.dag.entryAfter [ "installPackages" ]
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(let
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mkCommand = channel: property: value: ''
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run ${pkgs.xfce.xfconf}/bin/xfconf-query \
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${
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escapeShellArgs ([ "-c" channel "-p" "/${property}" ]
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++ (if value == null then
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[ "-r" ]
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else
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[ "-n" ] ++ withType value))
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}
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'';
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commands = mapAttrsToList
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(channel: properties: mapAttrsToList (mkCommand channel) properties)
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cfg.settings;
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load = pkgs.writeShellScript "load-xfconf"
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(concatMapStrings concatStrings commands);
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in ''
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if [[ -v DBUS_SESSION_BUS_ADDRESS ]]; then
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export DBUS_RUN_SESSION_CMD=""
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else
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export DBUS_RUN_SESSION_CMD="${pkgs.dbus}/bin/dbus-run-session --dbus-daemon=${pkgs.dbus}/bin/dbus-daemon"
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fi
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run $DBUS_RUN_SESSION_CMD ${load}
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unset DBUS_RUN_SESSION_CMD
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'');
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};
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}
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