From ef9060a8572251ff9bd5c52e8794b7e2b3335ca9 Mon Sep 17 00:00:00 2001
From: TomTirapani <hello@tomtirapani.com>
Date: Thu, 3 Oct 2024 15:55:37 +0100
Subject: [PATCH 1/2] Add fallback to deprecated MouseEvent.which property to
 workaround Safari issue

---
 desktop/cmp/panel/impl/dragger/DraggerModel.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/desktop/cmp/panel/impl/dragger/DraggerModel.ts b/desktop/cmp/panel/impl/dragger/DraggerModel.ts
index 62b5f4bc02..ca479ec97f 100644
--- a/desktop/cmp/panel/impl/dragger/DraggerModel.ts
+++ b/desktop/cmp/panel/impl/dragger/DraggerModel.ts
@@ -254,7 +254,9 @@ export class DraggerModel extends HoistModel {
     }
 
     private isValidMouseEvent(e) {
-        return e.buttons && e.buttons !== 0;
+        // Note: We fall back to deprecated 'which' to work around a Safari issue where `buttons`
+        // was not being set. We may be able to remove in the future.
+        return (e.buttons && e.buttons !== 0) || (e.which && e.which !== 0);
     }
 
     private isValidTouchEvent(e) {

From ec548f0cf975234d5c50f6fbbd7d01ab629b683c Mon Sep 17 00:00:00 2001
From: TomTirapani <hello@tomtirapani.com>
Date: Thu, 3 Oct 2024 16:13:13 +0100
Subject: [PATCH 2/2] Added CHANGELOG entry

---
 CHANGELOG.md | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c5932ed846..8b76adb3ef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,10 +2,13 @@
 
 ## 69.0.0-SNAPSHOT - unreleased
 
+### 🐞 Bug Fixes
+
+* Added a workaround for a bug where Panel drag resizing was broken in Safari.
 
 ### 💥 Breaking Changes (upgrade difficulty: 🟢 LOW )
 * The `INITIALIZING` AppState has been replaced with more fine-grained states (see below).  This
-is not expected to effect any applications.
+is not expected to affect any applications.
 
 ### 🎁 New Features