tauri: add basic custom titlebar (#5438)

4 files changed, 92 insertions, 2 deletions

diff --git a/packages/tauri/src-tauri/Cargo.lock b/packages/tauri/src-tauri/Cargo.lock
index b42329d75..42a7dae81 100644
--- a/packages/tauri/src-tauri/Cargo.lock
+++ b/packages/tauri/src-tauri/Cargo.lock
@@ -1257,6 +1257,16 @@ dependencies = [
 ]
 
 [[package]]
+name = "gethostname"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bd49230192a3797a9a4d6abe9b3eed6f7fa4c8a8a4947977c6f80025f92cbd8"
+dependencies = [
+ "rustix",
+ "windows-link 0.2.1",
+]
+
+[[package]]
 name = "getrandom"
 version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2310,6 +2320,16 @@ dependencies = [
 ]
 
 [[package]]
+name = "objc2-core-location"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca347214e24bc973fc025fd0d36ebb179ff30536ed1f80252706db19ee452009"
+dependencies = [
+ "objc2 0.6.3",
+ "objc2-foundation 0.3.2",
+]
+
+[[package]]
 name = "objc2-core-text"
 version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2440,6 +2460,7 @@ checksum = "96c1358452b371bf9f104e21ec536d37a650eb10f7ee379fff67d2e08d537f1f"
 dependencies = [
  "bitflags 2.10.0",
  "objc2 0.6.3",
+ "objc2-core-foundation",
  "objc2-foundation 0.3.2",
 ]
 
@@ -2461,8 +2482,27 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d87d638e33c06f577498cbcc50491496a3ed4246998a7fbba7ccb98b1e7eab22"
 dependencies = [
  "bitflags 2.10.0",
+ "block2 0.6.2",
  "objc2 0.6.3",
+ "objc2-cloud-kit",
+ "objc2-core-data",
  "objc2-core-foundation",
+ "objc2-core-graphics",
+ "objc2-core-image",
+ "objc2-core-location",
+ "objc2-core-text",
+ "objc2-foundation 0.3.2",
+ "objc2-quartz-core 0.3.2",
+ "objc2-user-notifications",
+]
+
+[[package]]
+name = "objc2-user-notifications"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9df9128cbbfef73cda168416ccf7f837b62737d748333bfe9ab71c245d76613e"
+dependencies = [
+ "objc2 0.6.3",
  "objc2-foundation 0.3.2",
 ]
 
@@ -2511,6 +2551,7 @@ dependencies = [
  "tauri-build",
  "tauri-plugin-dialog",
  "tauri-plugin-opener",
+ "tauri-plugin-os",
  "tauri-plugin-process",
  "tauri-plugin-shell",
  "tauri-plugin-store",
@@ -2536,6 +2577,22 @@ dependencies = [
 ]
 
 [[package]]
+name = "os_info"
+version = "3.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c39b5918402d564846d5aba164c09a66cc88d232179dfd3e3c619a25a268392"
+dependencies = [
+ "android_system_properties",
+ "log",
+ "nix",
+ "objc2 0.6.3",
+ "objc2-foundation 0.3.2",
+ "objc2-ui-kit",
+ "serde",
+ "windows-sys 0.61.2",
+]
+
+[[package]]
 name = "os_pipe"
 version = "1.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -3873,6 +3930,15 @@ dependencies = [
 ]
 
 [[package]]
+name = "sys-locale"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8eab9a99a024a169fe8a903cf9d4a3b3601109bcc13bd9e3c6fff259138626c4"
+dependencies = [
+ "libc",
+]
+
+[[package]]
 name = "system-deps"
 version = "6.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -4147,6 +4213,24 @@ dependencies = [
 ]
 
 [[package]]
+name = "tauri-plugin-os"
+version = "2.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8f08346c8deb39e96f86973da0e2d76cbb933d7ac9b750f6dc4daf955a6f997"
+dependencies = [
+ "gethostname",
+ "log",
+ "os_info",
+ "serde",
+ "serde_json",
+ "serialize-to-javascript",
+ "sys-locale",
+ "tauri",
+ "tauri-plugin",
+ "thiserror 2.0.17",
+]
+
+[[package]]
 name = "tauri-plugin-process"
 version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
diff --git a/packages/tauri/src-tauri/Cargo.toml b/packages/tauri/src-tauri/Cargo.toml
index f72e5f428..a39c22011 100644
--- a/packages/tauri/src-tauri/Cargo.toml
+++ b/packages/tauri/src-tauri/Cargo.toml
@@ -31,3 +31,4 @@ serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 tokio = "1.48.0"
 listeners = "0.3"
+tauri-plugin-os = "2"
diff --git a/packages/tauri/src-tauri/capabilities/default.json b/packages/tauri/src-tauri/capabilities/default.json
index 320586de4..91af8cbdc 100644
--- a/packages/tauri/src-tauri/capabilities/default.json
+++ b/packages/tauri/src-tauri/capabilities/default.json
@@ -13,6 +13,7 @@
     "dialog:default",
     "process:default",
     "store:default",
-    "window-state:default"
+    "window-state:default",
+    "os:default"
   ]
 }
diff --git a/packages/tauri/src-tauri/src/lib.rs b/packages/tauri/src-tauri/src/lib.rs
index eb712235e..fea3addb5 100644
--- a/packages/tauri/src-tauri/src/lib.rs
+++ b/packages/tauri/src-tauri/src/lib.rs
@@ -4,7 +4,9 @@ use std::{
     sync::{Arc, Mutex},
     time::{Duration, Instant},
 };
-use tauri::{AppHandle, LogicalSize, Manager, Monitor, RunEvent, WebviewUrl, WebviewWindow};
+use tauri::{
+    AppHandle, LogicalSize, Manager, Monitor, RunEvent, TitleBarStyle, WebviewUrl, WebviewWindow,
+};
 use tauri_plugin_dialog::{DialogExt, MessageDialogButtons, MessageDialogResult};
 use tauri_plugin_shell::process::{CommandChild, CommandEvent};
 use tauri_plugin_shell::ShellExt;
@@ -107,6 +109,7 @@ pub fn run() {
     let updater_enabled = option_env!("TAURI_SIGNING_PRIVATE_KEY").is_some();
 
     let mut builder = tauri::Builder::default()
+        .plugin(tauri_plugin_os::init())
         .plugin(tauri_plugin_window_state::Builder::new().build())
         .plugin(tauri_plugin_store::Builder::new().build())
         .plugin(tauri_plugin_dialog::init())
@@ -180,6 +183,7 @@ pub fn run() {
                         .inner_size(size.width as f64, size.height as f64)
                         .decorations(true)
                         .zoom_hotkeys_enabled(true)
+                        .title_bar_style(TitleBarStyle::Overlay)
                         .initialization_script(format!(
                             r#"
                           window.__OPENCODE__ ??= {{}};