fix(desktop): disable magnification gestures on macOS (#10605)

packages/desktop/src-tauri/src/window_customizer.rs

@@ -29,6 +29,18 @@ impl<R: Runtime> Plugin<R> for PinchZoomDisablePlugin {
                     gobject_ffi::g_signal_handlers_destroy(data.as_ptr().cast());
                 }
             }
+
+            #[cfg(target_os = "macos")]
+            unsafe {
+                use objc2::rc::Retained;
+                use objc2_web_kit::WKWebView;
+
+                // Get the WKWebView pointer and disable magnification gestures
+                // This prevents Cmd+Ctrl+scroll and pinch-to-zoom from changing the zoom level
+                let wk_webview: Retained<WKWebView> =
+                    Retained::retain(_webview.inner().cast()).unwrap();
+                wk_webview.setAllowsMagnification(false);
+            }
         });
     }
 }