gtk: the Future is Now

.github/workflows/test.yml

@@ -22,7 +22,7 @@ jobs:
       - build-macos-matrix
       - build-windows
       - test
-      - test-gtk-ng
+      - test-gtk
       - test-sentry-linux
       - test-macos
       - pinact
@@ -491,14 +491,14 @@ jobs:
       - name: test
         run: nix develop -c zig build -Dapp-runtime=none test
 
-      - name: Test GTK-NG Build
-        run: nix develop -c zig build -Dapp-runtime=gtk-ng -Demit-docs -Demit-webdata
+      - name: Test GTK Build
+        run: nix develop -c zig build -Dapp-runtime=gtk -Demit-docs -Demit-webdata
 
       # This relies on the cache being populated by the commands above.
       - name: Test System Build
         run: nix develop -c zig build --system ${ZIG_GLOBAL_CACHE_DIR}/p
 
-  test-gtk-ng:
+  test-gtk:
     strategy:
       fail-fast: false
       matrix:
@@ -534,7 +534,7 @@ jobs:
         run: |
           nix develop -c \
             zig build \
-            -Dapp-runtime=gtk-ng \
+            -Dapp-runtime=gtk \
             -Dgtk-x11=${{ matrix.x11 }} \
             -Dgtk-wayland=${{ matrix.wayland }} \
             test
@@ -543,7 +543,7 @@ jobs:
         run: |
           nix develop -c \
             zig build \
-            -Dapp-runtime=gtk-ng \
+            -Dapp-runtime=gtk \
             -Dgtk-x11=${{ matrix.x11 }} \
             -Dgtk-wayland=${{ matrix.wayland }}
 
@@ -1011,7 +1011,7 @@ jobs:
           cd $GITHUB_WORKSPACE
           zig build test
 
-      - name: Build GTK-NG app runtime
+      - name: Build GTK app runtime
         shell: freebsd {0}
         run: |
           cd $GITHUB_WORKSPACE

AGENTS.md

@@ -15,7 +15,7 @@ A file for [guiding coding agents](https://agents.md/).
 - Shared Zig core: `src/`
 - C API: `include/ghostty.h`
 - macOS app: `macos/`
-- GTK (Linux and FreeBSD) app: `src/apprt/gtk-ng`
+- GTK (Linux and FreeBSD) app: `src/apprt/gtk`
 
 ## macOS App
 

CODEOWNERS

@@ -118,7 +118,7 @@
 /pkg/harfbuzz/ @ghostty-org/font
 
 # GTK
-/src/apprt/gtk-ng/ @ghostty-org/gtk
+/src/apprt/gtk/ @ghostty-org/gtk
 /src/os/cgroup.zig @ghostty-org/gtk
 /src/os/flatpak.zig @ghostty-org/gtk
 /dist/linux/ @ghostty-org/gtk

src/apprt.zig

@@ -16,7 +16,7 @@ const structs = @import("apprt/structs.zig");
 
 pub const action = @import("apprt/action.zig");
 pub const ipc = @import("apprt/ipc.zig");
-pub const gtk_ng = @import("apprt/gtk-ng.zig");
+pub const gtk = @import("apprt/gtk.zig");
 pub const none = @import("apprt/none.zig");
 pub const browser = @import("apprt/browser.zig");
 pub const embedded = @import("apprt/embedded.zig");
@@ -42,7 +42,7 @@ pub const SurfaceSize = structs.SurfaceSize;
 pub const runtime = switch (build_config.artifact) {
     .exe => switch (build_config.app_runtime) {
         .none => none,
-        .@"gtk-ng" => gtk_ng,
+        .gtk => gtk,
     },
     .lib => embedded,
     .wasm_module => browser,
@@ -60,13 +60,13 @@ pub const Runtime = enum {
 
     /// GTK4. Rich windowed application. This uses a full GObject-based
     /// approach to building the application.
-    @"gtk-ng",
+    gtk,
 
     pub fn default(target: std.Target) Runtime {
         return switch (target.os.tag) {
             // The Linux and FreeBSD default is GTK because it is a full
             // featured application.
-            .linux, .freebsd => .@"gtk-ng",
+            .linux, .freebsd => .gtk,
             // Otherwise, we do NONE so we don't create an exe and we create
             // libghostty. On macOS, Xcode is used to build the app that links
             // to libghostty.

src/apprt/action.zig

@@ -542,7 +542,7 @@ pub const InitialSize = extern struct {
 
     /// Make this a valid gobject if we're in a GTK environment.
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineBoxed(
+        .gtk => @import("gobject").ext.defineBoxed(
             InitialSize,
             .{ .name = "GhosttyApprtInitialSize" },
         ),

src/apprt/gtk.zig

@@ -1,15 +1,15 @@
 const internal_os = @import("../os/main.zig");
 
 // The required comptime API for any apprt.
-pub const App = @import("gtk-ng/App.zig");
-pub const Surface = @import("gtk-ng/Surface.zig");
+pub const App = @import("gtk/App.zig");
+pub const Surface = @import("gtk/Surface.zig");
 pub const resourcesDir = internal_os.resourcesDir;
 
 // The exported API, custom for the apprt.
-pub const class = @import("gtk-ng/class.zig");
-pub const WeakRef = @import("gtk-ng/weak_ref.zig").WeakRef;
+pub const class = @import("gtk/class.zig");
+pub const WeakRef = @import("gtk/weak_ref.zig").WeakRef;
 
 test {
     @import("std").testing.refAllDecls(@This());
-    _ = @import("gtk-ng/ext.zig");
+    _ = @import("gtk/ext.zig");
 }

src/apprt/gtk/build/gresource.zig

@@ -14,10 +14,10 @@ pub const app_id = "com.mitchellh.ghostty";
 /// The path to the Blueprint files. The folder structure is expected to be
 /// `{version}/{name}.blp` where `version` is the major and minor
 /// minimum adwaita version.
-pub const ui_path = "src/apprt/gtk-ng/ui";
+pub const ui_path = "src/apprt/gtk/ui";
 
 /// The path to the CSS files.
-pub const css_path = "src/apprt/gtk-ng/css";
+pub const css_path = "src/apprt/gtk/css";
 
 /// The possible icon sizes we'll embed into the gresource file.
 /// If any size doesn't exist then it will be an error. We could

src/apprt/structs.zig

@@ -39,13 +39,13 @@ pub const Clipboard = enum(Backing) {
     // Our backing isn't is as small as we can in Zig, but a full
     // C int if we're binding to C APIs.
     const Backing = switch (build_config.app_runtime) {
-        .@"gtk-ng" => c_int,
+        .gtk => c_int,
         else => u2,
     };
 
     /// Make this a valid gobject if we're in a GTK environment.
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineEnum(
+        .gtk => @import("gobject").ext.defineEnum(
             Clipboard,
             .{ .name = "GhosttyApprtClipboard" },
         ),
@@ -74,7 +74,7 @@ pub const ClipboardRequest = union(ClipboardRequestType) {
 
     /// Make this a valid gobject if we're in a GTK environment.
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineBoxed(
+        .gtk => @import("gobject").ext.defineBoxed(
             ClipboardRequest,
             .{ .name = "GhosttyClipboardRequest" },
         ),

src/apprt/surface.zig

@@ -111,7 +111,7 @@ pub const Message = union(enum) {
 
         /// Make this a valid gobject if we're in a GTK environment.
         pub const getGObjectType = switch (build_config.app_runtime) {
-            .@"gtk-ng",
+            .gtk,
             => @import("gobject").ext.defineBoxed(
                 ChildExited,
                 .{ .name = "GhosttyApprtChildExited" },

src/build/GhosttyI18n.zig

@@ -3,7 +3,7 @@ const GhosttyI18n = @This();
 const std = @import("std");
 const builtin = @import("builtin");
 const Config = @import("Config.zig");
-const gresource = @import("../apprt/gtk-ng/build/gresource.zig");
+const gresource = @import("../apprt/gtk/build/gresource.zig");
 const internal_os = @import("../os/main.zig");
 
 const domain = "com.mitchellh.ghostty";
@@ -80,7 +80,7 @@ fn createUpdateStep(b: *std.Build) !*std.Build.Step {
 
     inline for (gresource.blueprints) |blp| {
         const path = std.fmt.comptimePrint(
-            "src/apprt/gtk-ng/ui/{[major]}.{[minor]}/{[name]s}.blp",
+            "src/apprt/gtk/ui/{[major]}.{[minor]}/{[name]s}.blp",
             blp,
         );
         // The arguments to xgettext must be the relative path in the build root
@@ -105,7 +105,7 @@ fn createUpdateStep(b: *std.Build) !*std.Build.Step {
         }
 
         var gtk_dir = try b.build_root.handle.openDir(
-            "src/apprt/gtk-ng",
+            "src/apprt/gtk",
             .{ .iterate = true },
         );
         defer gtk_dir.close();
@@ -138,7 +138,7 @@ fn createUpdateStep(b: *std.Build) !*std.Build.Step {
         );
 
         for (gtk_files.items) |item| {
-            const path = b.pathJoin(&.{ "src/apprt/gtk-ng", item });
+            const path = b.pathJoin(&.{ "src/apprt/gtk", item });
             // The arguments to xgettext must be the relative path in the build root
             // or the resulting files will contain the absolute path. This will
             // cause a lot of churn because not everyone has the Ghostty code

src/build/SharedDeps.zig

@@ -550,7 +550,7 @@ pub fn add(
 
         switch (self.config.app_runtime) {
             .none => {},
-            .@"gtk-ng" => try self.addGtkNg(step),
+            .gtk => try self.addGtkNg(step),
         }
     }
 
@@ -701,11 +701,11 @@ pub fn gtkNgDistResources(
     resources_c: DistResource,
     resources_h: DistResource,
 } {
-    const gresource = @import("../apprt/gtk-ng/build/gresource.zig");
+    const gresource = @import("../apprt/gtk/build/gresource.zig");
     const gresource_xml = gresource_xml: {
         const xml_exe = b.addExecutable(.{
             .name = "generate_gresource_xml",
-            .root_source_file = b.path("src/apprt/gtk-ng/build/gresource.zig"),
+            .root_source_file = b.path("src/apprt/gtk/build/gresource.zig"),
             .target = b.graph.host,
         });
         const xml_run = b.addRunArtifact(xml_exe);
@@ -713,7 +713,7 @@ pub fn gtkNgDistResources(
         // Run our blueprint compiler across all of our blueprint files.
         const blueprint_exe = b.addExecutable(.{
             .name = "gtk_blueprint_compiler",
-            .root_source_file = b.path("src/apprt/gtk-ng/build/blueprint.zig"),
+            .root_source_file = b.path("src/apprt/gtk/build/blueprint.zig"),
             .target = b.graph.host,
         });
         blueprint_exe.linkLibC();
@@ -778,11 +778,11 @@ pub fn gtkNgDistResources(
 
     return .{
         .resources_c = .{
-            .dist = "src/apprt/gtk-ng/ghostty_resources.c",
+            .dist = "src/apprt/gtk/ghostty_resources.c",
             .generated = resources_c,
         },
         .resources_h = .{
-            .dist = "src/apprt/gtk-ng/ghostty_resources.h",
+            .dist = "src/apprt/gtk/ghostty_resources.h",
             .generated = resources_h,
         },
     };

src/cli/version.zig

@@ -7,8 +7,8 @@ const internal_os = @import("../os/main.zig");
 const xev = @import("../global.zig").xev;
 const renderer = @import("../renderer.zig");
 
-const gtk_version = @import("../apprt/gtk-ng/gtk_version.zig");
-const adw_version = @import("../apprt/gtk-ng/adw_version.zig");
+const gtk_version = @import("../apprt/gtk/gtk_version.zig");
+const adw_version = @import("../apprt/gtk/adw_version.zig");
 
 pub const Options = struct {};
 
@@ -38,7 +38,7 @@ pub fn run(alloc: Allocator) !u8 {
     try stdout.print("  - font engine   : {}\n", .{build_config.font_backend});
     try stdout.print("  - renderer      : {}\n", .{renderer.Renderer});
     try stdout.print("  - libxev        : {s}\n", .{@tagName(xev.backend)});
-    if (comptime build_config.app_runtime == .@"gtk-ng") {
+    if (comptime build_config.app_runtime == .gtk) {
         if (comptime builtin.os.tag == .linux) {
             const kernel_info = internal_os.getKernelInfo(alloc);
             defer if (kernel_info) |k| alloc.free(k);

src/config/Config.zig

@@ -7149,7 +7149,7 @@ pub const GtkTitlebarStyle = enum(c_int) {
     tabs,
 
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineEnum(
+        .gtk => @import("gobject").ext.defineEnum(
             GtkTitlebarStyle,
             .{ .name = "GhosttyGtkTitlebarStyle" },
         ),
@@ -7717,7 +7717,7 @@ pub const WindowDecoration = enum(c_int) {
 
     /// Make this a valid gobject if we're in a GTK environment.
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineEnum(
+        .gtk => @import("gobject").ext.defineEnum(
             WindowDecoration,
             .{ .name = "GhosttyConfigWindowDecoration" },
         ),

src/datastruct/split_tree.zig

@@ -1266,7 +1266,7 @@ pub fn SplitTree(comptime V: type) type {
 
         /// Make this a valid gobject if we're in a GTK environment.
         pub const getGObjectType = switch (build_config.app_runtime) {
-            .@"gtk-ng" => @import("gobject").ext.defineBoxed(
+            .gtk => @import("gobject").ext.defineBoxed(
                 Self,
                 .{
                     // To get the type name we get the non-qualified type name

src/font/face.zig

@@ -59,7 +59,7 @@ pub const DesiredSize = struct {
 
     /// Make this a valid gobject if we're in a GTK environment.
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineBoxed(
+        .gtk => @import("gobject").ext.defineBoxed(
             DesiredSize,
             .{ .name = "GhosttyFontDesiredSize" },
         ),

src/input/Binding.zig

@@ -744,7 +744,7 @@ pub const Action = union(enum) {
 
     /// Make this a valid gobject if we're in a GTK environment.
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineBoxed(
+        .gtk => @import("gobject").ext.defineBoxed(
             Action,
             .{ .name = "GhosttyBindingAction" },
         ),

src/renderer/OpenGL.zig

@@ -165,7 +165,7 @@ pub fn surfaceInit(surface: *apprt.Surface) !void {
         else => @compileError("unsupported app runtime for OpenGL"),
 
         // GTK uses global OpenGL context so we load from null.
-        apprt.gtk_ng,
+        apprt.gtk,
         => try prepareContext(null),
 
         apprt.embedded => {
@@ -200,7 +200,7 @@ pub fn threadEnter(self: *const OpenGL, surface: *apprt.Surface) !void {
     switch (apprt.runtime) {
         else => @compileError("unsupported app runtime for OpenGL"),
 
-        apprt.gtk_ng => {
+        apprt.gtk => {
             // GTK doesn't support threaded OpenGL operations as far as I can
             // tell, so we use the renderer thread to setup all the state
             // but then do the actual draws and texture syncs and all that
@@ -222,7 +222,7 @@ pub fn threadExit(self: *const OpenGL) void {
     switch (apprt.runtime) {
         else => @compileError("unsupported app runtime for OpenGL"),
 
-        apprt.gtk_ng => {
+        apprt.gtk => {
             // We don't need to do any unloading for GTK because we may
             // be sharing the global bindings with other windows.
         },
@@ -237,7 +237,7 @@ pub fn displayRealized(self: *const OpenGL) void {
     _ = self;
 
     switch (apprt.runtime) {
-        apprt.gtk_ng => prepareContext(null) catch |err| {
+        apprt.gtk => prepareContext(null) catch |err| {
             log.warn(
                 "Error preparing GL context in displayRealized, err={}",
                 .{err},

src/terminal/mouse_shape.zig

@@ -49,7 +49,7 @@ pub const MouseShape = enum(c_int) {
 
     /// Make this a valid gobject if we're in a GTK environment.
     pub const getGObjectType = switch (build_config.app_runtime) {
-        .@"gtk-ng" => @import("gobject").ext.defineEnum(
+        .gtk => @import("gobject").ext.defineEnum(
             MouseShape,
             .{ .name = "GhosttyMouseShape" },
         ),

valgrind.supp

@@ -143,8 +143,8 @@
    fun:g_main_context_dispatch_unlocked
    fun:g_main_context_iterate_unlocked.isra.0
    fun:g_main_context_iteration
-   fun:apprt.gtk-ng.class.application.Application.run
-   fun:apprt.gtk-ng.App.run
+   fun:apprt.gtk.class.application.Application.run
+   fun:apprt.gtk.App.run
    fun:main_ghostty.main
    fun:callMain
    fun:callMainWithArgs
@@ -177,8 +177,8 @@
    fun:g_main_context_dispatch_unlocked
    fun:g_main_context_iterate_unlocked.isra.0
    fun:g_main_context_iteration
-   fun:apprt.gtk-ng.class.application.Application.run
-   fun:apprt.gtk-ng.App.run
+   fun:apprt.gtk.class.application.Application.run
+   fun:apprt.gtk.App.run
    fun:main_ghostty.main
    fun:callMain
    fun:callMainWithArgs