76 lines
2.3 KiB
Nix
76 lines
2.3 KiB
Nix
{ config, lib, pkgs, ... }: let
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switch-theme = pkgs.writers.writeDashBin "switch-theme" ''
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set -efux
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if [ "$1" = toggle ]; then
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if [ "$(${pkgs.coreutils}/bin/cat /var/theme/current_theme)" = dark ]; then
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${placeholder "out"}/bin/switch-theme light
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else
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${placeholder "out"}/bin/switch-theme dark
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fi
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elif test -e "/etc/themes/$1"; then
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${pkgs.coreutils}/bin/mkdir -p /var/theme/config
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${pkgs.rsync}/bin/rsync --chown=lass:users -a --delete "/etc/themes/$1/" /var/theme/config/
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echo "$1" > /var/theme/current_theme
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${pkgs.coreutils}/bin/chown lass:users /var/theme/current_theme
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${pkgs.xorg.xrdb}/bin/xrdb -merge /var/theme/config/xresources
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${pkgs.procps}/bin/pkill -HUP xsettingsd
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${pkgs.glib}/bin/gsettings set org.gnome.desktop.interface gtk-theme "$(cat /var/theme/config/gtk-theme)"
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else
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echo "theme $1 not found"
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fi
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'';
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in {
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systemd.services.xsettingsd = {
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wantedBy = [ "multi-user.target" ];
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after = [ "display-manager.service" ];
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environment.DISPLAY = ":0";
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serviceConfig = {
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ExecStart = "${pkgs.xsettingsd}/bin/xsettingsd -c /var/theme/config/xsettings.conf";
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User = "lass";
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Restart = "always";
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RestartSec = "15s";
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};
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};
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systemd.tmpfiles.rules = [
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"d /var/theme/ 755 lass users"
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];
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environment.systemPackages = [
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switch-theme
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pkgs.dracula-theme
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pkgs.gnome3.adwaita-icon-theme
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];
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environment.etc = {
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"themes/light/gtk-theme".text = ''
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Adwaita
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'';
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"themes/light/xsettings.conf".text = ''
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Net/ThemeName "Adwaita"
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'';
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"themes/light/xresources".text = ''
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*background: #ffffff
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*foreground: #000000
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'';
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"themes/dark/gtk-theme".text = ''
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Dracula
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'';
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"themes/dark/xsettings.conf".text = ''
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Net/ThemeName "Dracula"
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'';
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"themes/dark/xresources".text = ''
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*background: #000000
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*foreground: #ffffff
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'';
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};
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system.activationScripts.theme.text = ''
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export DISPLAY=:0
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if test -e /var/theme/current_theme; then
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${switch-theme}/bin/switch-theme "$(cat /var/theme/current_theme)" ||
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${switch-theme}/bin/switch-theme dark
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else
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${switch-theme}/bin/switch-theme dark
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fi
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'';
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}
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