feat: gtk

Signed-off-by: jolheiser <john.olheiser@gmail.com>

apps/default.nix

@@ -12,6 +12,7 @@
     ./gpg.nix
     ./git.nix
     ./go.nix
+    ./gtk.nix
     ./helix.nix
     ./jq.nix
     ./nushell.nix

apps/gtk.nix

@@ -0,0 +1,55 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: {
+  home.pointerCursor = {
+    name = "catppuccin-cursors";
+    package = pkgs.catppuccin-cursors.mochaLavender;
+    size = 24;
+  };
+  gtk = {
+    enable = true;
+    iconTheme = {
+      name = "Papirus-Dark";
+      package = pkgs.catppuccin-papirus-folders.override {
+        flavor = "mocha";
+        accent = "lavender";
+      };
+    };
+    theme = {
+      name = "Catppuccin-Mocha-Compact-Lavender-Dark";
+      package = pkgs.catppuccin-gtk.override {
+        accents = ["lavender"];
+        variant = "mocha";
+        size = "compact";
+      };
+    };
+    gtk2.configLocation = "${config.xdg.configHome}/gtk-2.0/gtkrc";
+    gtk2.extraConfig = ''
+      gtk-xft-antialias=1
+      gtk-xft-hinting=1
+      gtk-xft-hintstyle="hintslight"
+      gtk-xft-rgba="rgb"
+    '';
+    gtk3.extraConfig = {
+      gtk-xft-antialias = 1;
+      gtk-xft-hinting = 1;
+      gtk-xft-hintstyle = "hintslight";
+      gtk-xft-rgba = "rgb";
+    };
+  };
+
+  xdg = let
+    themeDir = "${config.gtk.theme.package}/share/themes/${config.gtk.theme.name}";
+  in
+    lib.mkIf config.gtk.enable {
+      configFile."gtk-4.0/assets" = {
+        source = "${themeDir}/gtk-4.0/assets";
+        recursive = true;
+      };
+      configFile."gtk-4.0/gtk.css".source = "${themeDir}/gtk-4.0/gtk.css";
+      configFile."gtk-4.0/gtk-dark.css".source = "${themeDir}/gtk-4.0/gtk-dark.css";
+    };
+}