nixpkgs/nixos/modules/services/x11/display-managers/lightdm-greeters/gtk.nix
2021-01-31 12:41:17 +01:00

175 lines
4.6 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
dmcfg = config.services.xserver.displayManager;
ldmcfg = dmcfg.lightdm;
xcfg = config.services.xserver;
cfg = ldmcfg.greeters.gtk;
inherit (pkgs) writeText;
theme = cfg.theme.package;
icons = cfg.iconTheme.package;
cursors = cfg.cursorTheme.package;
gtkGreeterConf = writeText "lightdm-gtk-greeter.conf"
''
[greeter]
theme-name = ${cfg.theme.name}
icon-theme-name = ${cfg.iconTheme.name}
cursor-theme-name = ${cfg.cursorTheme.name}
cursor-theme-size = ${toString cfg.cursorTheme.size}
background = ${ldmcfg.background}
${optionalString (cfg.clock-format != null) "clock-format = ${cfg.clock-format}"}
${optionalString (cfg.indicators != null) "indicators = ${concatStringsSep ";" cfg.indicators}"}
${optionalString (xcfg.dpi != null) "xft-dpi=${toString xcfg.dpi}"}
${cfg.extraConfig}
'';
in
{
options = {
services.xserver.displayManager.lightdm.greeters.gtk = {
enable = mkOption {
type = types.bool;
default = true;
description = ''
Whether to enable lightdm-gtk-greeter as the lightdm greeter.
'';
};
theme = {
package = mkOption {
type = types.package;
default = pkgs.gnome3.gnome-themes-extra;
defaultText = "pkgs.gnome3.gnome-themes-extra";
description = ''
The package path that contains the theme given in the name option.
'';
};
name = mkOption {
type = types.str;
default = "Adwaita";
description = ''
Name of the theme to use for the lightdm-gtk-greeter.
'';
};
};
iconTheme = {
package = mkOption {
type = types.package;
default = pkgs.gnome3.adwaita-icon-theme;
defaultText = "pkgs.gnome3.adwaita-icon-theme";
description = ''
The package path that contains the icon theme given in the name option.
'';
};
name = mkOption {
type = types.str;
default = "Adwaita";
description = ''
Name of the icon theme to use for the lightdm-gtk-greeter.
'';
};
};
cursorTheme = {
package = mkOption {
type = types.package;
default = pkgs.gnome3.adwaita-icon-theme;
defaultText = "pkgs.gnome3.adwaita-icon-theme";
description = ''
The package path that contains the cursor theme given in the name option.
'';
};
name = mkOption {
type = types.str;
default = "Adwaita";
description = ''
Name of the cursor theme to use for the lightdm-gtk-greeter.
'';
};
size = mkOption {
type = types.int;
default = 16;
description = ''
Size of the cursor theme to use for the lightdm-gtk-greeter.
'';
};
};
clock-format = mkOption {
type = types.nullOr types.str;
default = null;
example = "%F";
description = ''
Clock format string (as expected by strftime, e.g. "%H:%M")
to use with the lightdm gtk greeter panel.
If set to null the default clock format is used.
'';
};
indicators = mkOption {
type = types.nullOr (types.listOf types.str);
default = null;
example = [ "~host" "~spacer" "~clock" "~spacer" "~session" "~language" "~a11y" "~power" ];
description = ''
List of allowed indicator modules to use for the lightdm gtk
greeter panel.
Built-in indicators include "~a11y", "~language", "~session",
"~power", "~clock", "~host", "~spacer". Unity indicators can be
represented by short name (e.g. "sound", "power"), service file name,
or absolute path.
If set to null the default indicators are used.
'';
};
extraConfig = mkOption {
type = types.lines;
default = "";
description = ''
Extra configuration that should be put in the lightdm-gtk-greeter.conf
configuration file.
'';
};
};
};
config = mkIf (ldmcfg.enable && cfg.enable) {
services.xserver.displayManager.lightdm.greeter = mkDefault {
package = pkgs.lightdm_gtk_greeter.xgreeters;
name = "lightdm-gtk-greeter";
};
environment.systemPackages = [
cursors
icons
theme
];
environment.etc."lightdm/lightdm-gtk-greeter.conf".source = gtkGreeterConf;
};
}