66 lines
1.9 KiB
Nix
66 lines
1.9 KiB
Nix
{ config, lib, pkgs, ... }: let
|
|
|
|
switch-theme = pkgs.writers.writeDashBin "switch-theme" ''
|
|
set -efux
|
|
if [ "$1" = toggle ]; then
|
|
if [ "$(${pkgs.coreutils}/bin/cat /var/theme/current_theme)" = dark ]; then
|
|
${placeholder "out"}/bin/switch-theme light
|
|
else
|
|
${placeholder "out"}/bin/switch-theme dark
|
|
fi
|
|
elif test -e "/etc/themes/$1"; then
|
|
${pkgs.rsync}/bin/rsync --chown=lass:users -a --delete "/etc/themes/$1/" /var/theme/config/
|
|
echo "$1" > /var/theme/current_theme
|
|
${pkgs.coreutils}/bin/chown lass:users /var/theme/current_theme
|
|
${pkgs.xorg.xrdb}/bin/xrdb -merge /var/theme/config/xresources
|
|
${pkgs.procps}/bin/pkill -HUP xsettingsd
|
|
else
|
|
echo "theme $1 not found"
|
|
fi
|
|
'';
|
|
|
|
in {
|
|
systemd.services.xsettingsd = {
|
|
wantedBy = [ "multi-user.target" ];
|
|
after = [ "display-manager.service" ];
|
|
environment.DISPLAY = ":0";
|
|
serviceConfig = {
|
|
ExecStart = "${pkgs.xsettingsd}/bin/xsettingsd -c /var/theme/config/xsettings.conf";
|
|
User = "lass";
|
|
Restart = "always";
|
|
RestartSec = "15s";
|
|
};
|
|
};
|
|
systemd.tmpfiles.rules = [
|
|
"d /var/theme/ 755 lass users"
|
|
];
|
|
environment.systemPackages = [
|
|
switch-theme
|
|
];
|
|
environment.etc = {
|
|
"themes/light/xsettings.conf".text = ''
|
|
Net/ThemeName "Adwaita"
|
|
'';
|
|
"themes/light/xresources".text = ''
|
|
*background: #ffffff
|
|
*foreground: #000000
|
|
'';
|
|
"themes/dark/xsettings.conf".text = ''
|
|
Net/ThemeName "Adwaita-dark"
|
|
'';
|
|
"themes/dark/xresources".text = ''
|
|
*background: #000000
|
|
*foreground: #ffffff
|
|
'';
|
|
};
|
|
system.activationScripts.theme.text = ''
|
|
export DISPLAY=:0
|
|
if test -e /var/theme/current_theme; then
|
|
${switch-theme}/bin/switch-theme "$(cat /var/theme/current_theme)" ||
|
|
${switch-theme}/bin/switch-theme dark
|
|
else
|
|
${switch-theme}/bin/switch-theme dark
|
|
fi
|
|
'';
|
|
}
|