From 48a4cbad3776eab2f4237a5003494389c13c075f Mon Sep 17 00:00:00 2001
From: Greg Morenz <greg-morenz@droid.cafe>
Date: Wed, 7 Feb 2024 14:50:35 -0500
Subject: [PATCH] Don't move traffic lights while fullscreen

Fixes #4712, or at least works around it. As discussed in the issue,
setting the buttons frames while fullscreen can cause them to render
in the wrong location. This fixes that by simply not moving them when
fullscreen.
---
 crates/gpui/src/platform/mac/window.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/crates/gpui/src/platform/mac/window.rs b/crates/gpui/src/platform/mac/window.rs
index 9497c240c3..da42f919a5 100644
--- a/crates/gpui/src/platform/mac/window.rs
+++ b/crates/gpui/src/platform/mac/window.rs
@@ -348,6 +348,12 @@ struct MacWindowState {
 impl MacWindowState {
     fn move_traffic_light(&self) {
         if let Some(traffic_light_position) = self.traffic_light_position {
+            if self.is_fullscreen() {
+                // Moving traffic lights while fullscreen doesn't work,
+                // see https://github.com/zed-industries/zed/issues/4712
+                return;
+            }
+
             let titlebar_height = self.titlebar_height();
 
             unsafe {