fix: migrate some of the codebase to objc2 (#339)

* fix: migrate some of the codebase to objc2

* use workspace dep

* fix block2

* fix fig_input_method

Author: grant0417

Cargo.lock

@@ -35,6 +35,7 @@ appkit-nsworkspace-bindings = { path = "crates/macos-utils/appkit-nsworkspace-bi
 async-trait = "0.1.74"
 aws-types = "1.2.0"
 base64 = "0.22.1"
+block2 = "0.5.1"
 bytes = "1.5.0"
 bitflags = { version = "2.6.0", features = ["serde"] }
 bstr = "1.1.0"
@@ -86,6 +87,10 @@ nix = { version = "0.29.0", features = [
     "user",
 ] }
 objc = "0.2.7"
+objc2 = "0.5.2"
+objc2-app-kit = "0.2.2"
+objc2-foundation = "0.2.2"
+objc2-input-method-kit = "0.2.2"
 once_cell = { version = "1.18.0", features = ["parking_lot"] }
 percent-encoding = "2.2.0"
 portable-pty = "0.8.1"

Cargo.toml

@@ -136,9 +136,10 @@ core-graphics.workspace = true
 libc.workspace = true
 macos-utils = { path = "../macos-utils" }
 objc.workspace = true
+objc2.workspace = true
+objc2-app-kit = { workspace = true, features = ["NSApplication"] }
+objc2-foundation.workspace = true
 system-configuration = "0.6.0"
-objc-foundation = "0.1.1"
-objc_id = "0.1.1"
 
 [build-dependencies]
 image = "0.25.1"

crates/fig_desktop/Cargo.toml

@@ -71,10 +71,6 @@ use webview::{
 // #[global_allocator]
 // static GLOBAL: Jemalloc = Jemalloc;
 
-#[cfg(target_os = "macos")]
-#[macro_use]
-extern crate objc;
-
 #[derive(Debug, Default)]
 pub struct InterceptState {
     pub intercept_bound_keystrokes: RwLock<bool>,

crates/fig_desktop/src/main.rs

@@ -43,7 +43,6 @@ use macos_utils::window_server::{
     UIElement,
 };
 use macos_utils::{
-    NSString,
     NotificationCenter,
     WindowServer,
     WindowServerEvent,
@@ -65,6 +64,11 @@ use objc::{
     sel,
     sel_impl,
 };
+use objc2_foundation::{
+    NSDictionary,
+    NSOperationQueue,
+    ns_string,
+};
 use once_cell::sync::Lazy;
 use parking_lot::{
     Mutex,
@@ -132,8 +136,8 @@ static UNMANAGED: Lazy<Unmanaged> = Lazy::new(|| Unmanaged {
 static ACCESSIBILITY_ENABLED: Lazy<AtomicBool> = Lazy::new(|| AtomicBool::new(accessibility_is_enabled()));
 
 static MACOS_VERSION: Lazy<semver::Version> = Lazy::new(|| {
-    let version = macos_utils::os::NSOperatingSystemVersion::get();
-    semver::Version::new(version.major as u64, version.minor as u64, version.patch as u64)
+    let version = macos_utils::os::OperatingSystemVersion::get();
+    semver::Version::new(version.major() as u64, version.minor() as u64, version.patch() as u64)
 });
 
 pub static ACTIVATION_POLICY: Mutex<ActivationPolicy> = Mutex::new(ActivationPolicy::Regular);
@@ -323,12 +327,9 @@ impl PlatformStateImpl {
 
                 let accessibility_proxy = self.proxy.clone();
                 let mut distributed = NotificationCenter::distributed_center();
-                let ax_notification_name: NSString = "com.apple.accessibility.api".into();
-                let queue: id = unsafe {
-                    let queue: id = msg_send![class!(NSOperationQueue), alloc];
-                    msg_send![queue, init]
-                };
-                distributed.subscribe(ax_notification_name, Some(queue), move |_| {
+                let ax_notification_name = ns_string!("com.apple.accessibility.api");
+                let queue = unsafe { NSOperationQueue::new() };
+                distributed.subscribe(ax_notification_name, Some(&queue), move |_| {
                     accessibility_proxy
                         .clone()
                         .send_event(Event::PlatformBoundEvent(
@@ -687,8 +688,8 @@ impl PlatformStateImpl {
         if !is_xterm && supports_ime {
             tracing::debug!("Sending notif com.amazon.codewhisperer.edit_buffer_updated");
             NotificationCenter::distributed_center().post_notification(
-                "com.amazon.codewhisperer.edit_buffer_updated",
-                std::iter::empty::<(&str, &str)>(),
+                ns_string!("com.amazon.codewhisperer.edit_buffer_updated"),
+                &NSDictionary::new(),
             );
         } else {
             let caret = if is_xterm {

crates/fig_desktop/src/platform/macos.rs

@@ -115,7 +115,7 @@ impl Constants {
             api_proto_url: "api://localhost".to_string(),
             midway: midway_cookie_path().map_or(false, |p| p.is_file()),
             #[cfg(target_os = "macos")]
-            macos_version: macos_utils::os::NSOperatingSystemVersion::get().to_string(),
+            macos_version: macos_utils::os::OperatingSystemVersion::get().to_string(),
             #[cfg(target_os = "linux")]
             linux: LinuxConstants {
                 display_server: get_display_server(&fig_os_shim::Context::new()).ok(),

crates/fig_desktop_api/src/init_script.rs

@@ -24,14 +24,20 @@ toml.workspace = true
 apple-bundle = "0.1.4"
 
 [target.'cfg(target_os = "macos")'.dependencies]
-objc.workspace = true
-cocoa.workspace = true
-libc.workspace = true
-rand.workspace = true
 fig_ipc.workspace = true
 fig_log.workspace = true
 fig_proto.workspace = true
 fig_util.workspace = true
 macos-utils = { path = "../macos-utils" }
+objc2.workspace = true
+objc2-app-kit = { workspace = true, features = [
+    "NSApplication",
+    "NSResponder",
+] }
+objc2-foundation = { workspace = true, features = ["NSThread"] }
+objc2-input-method-kit = { workspace = true, features = [
+    "IMKServer",
+    "IMKInputController",
+] }
 tokio.workspace = true
 tracing.workspace = true