From 9776fc466b5f3a6ef47956ec5c9cdd9c5164046a Mon Sep 17 00:00:00 2001
From: Lucas Fernandes Nogueira <lucas@tauri.studio>
Date: Sun, 1 May 2022 21:47:15 -0700
Subject: [PATCH] fix(macos): set titlebar style to `none` (#566)

---
 .changes/macos-remove-titlebar-separator.md | 5 +++++
 src/webview/wkwebview/mod.rs                | 9 ++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 .changes/macos-remove-titlebar-separator.md

diff --git a/.changes/macos-remove-titlebar-separator.md b/.changes/macos-remove-titlebar-separator.md
new file mode 100644
index 000000000..bedd405aa
--- /dev/null
+++ b/.changes/macos-remove-titlebar-separator.md
@@ -0,0 +1,5 @@
+---
+"wry": patch
+---
+
+Set the titlebar separator style in macOS to `none`.
diff --git a/src/webview/wkwebview/mod.rs b/src/webview/wkwebview/mod.rs
index ff2f3b1c3..11c49bd9d 100644
--- a/src/webview/wkwebview/mod.rs
+++ b/src/webview/wkwebview/mod.rs
@@ -410,7 +410,14 @@ impl InnerWebView {
 
       // ns window is required for the print operation
       #[cfg(target_os = "macos")]
-      let ns_window = window.ns_window() as id;
+      let ns_window = {
+        let ns_window = window.ns_window() as id;
+
+        // `1` means `none`, see https://developer.apple.com/documentation/appkit/nstitlebarseparatorstyle/none
+        let () = msg_send![ns_window, setTitlebarSeparatorStyle: 1];
+
+        ns_window
+      };
 
       let w = Self {
         webview,