feat: update for gtk/x11/xwayland

home/linux/desktop/default.nix

@@ -1,6 +1,7 @@
 {pkgs, ...}: {
   imports = [
     ./creative.nix
+    ./gtk.nix
     ./immutable-file.nix
     ./media.nix
     ./ssh.nix

home/linux/desktop/gtk.nix

@@ -0,0 +1,52 @@
+{
+  pkgs,
+  config,
+  ...
+}: {
+  home.pointerCursor = {
+    package = pkgs.bibata-cursors;
+    name = "Bibata-Modern-Classic";
+    size = 24;
+    gtk.enable = true;
+    x11.enable = true;
+  };
+
+  # set dpi for 4k monitor
+  xresources.properties = {
+    # dpi for Xorg's font
+    "Xft.dpi" = 162;
+    # or set a generic dpi
+    "*.dpi" = 162;
+  };
+
+  # gtk's theme settings, generate files: 
+  #   1. ~/.gtkrc-2.0
+  #   2. ~/.config/gtk-3.0/settings.ini
+  #   3. ~/.config/gtk-4.0/settings.ini
+  gtk = {
+    enable = true;
+
+    font = {
+      name = "Roboto";
+      package = pkgs.roboto;
+    };
+
+    gtk2.configLocation = "${config.xdg.configHome}/gtk-2.0/gtkrc";
+
+    iconTheme = {
+      name = "Papirus-Dark";
+      package = pkgs.papirus-icon-theme;
+    };
+
+    theme = {
+      # https://github.com/catppuccin/gtk
+      name = "Catppuccin-Macchiato-Compact-Pink-dark";
+      package = pkgs.catppuccin-gtk.override {
+        # https://github.com/NixOS/nixpkgs/blob/nixos-23.05/pkgs/data/themes/catppuccin-gtk/default.nix
+        accents = [ "pink" ];
+        size = "compact";
+        variant = "mocha";
+      };
+    };
+  };
+}