From f2ef2b0b040c043ef786629f45cf5bfa0d012199 Mon Sep 17 00:00:00 2001
From: Eugene Pankov <john.pankov@gmail.com>
Date: Sat, 28 Aug 2021 14:13:27 +0200
Subject: [PATCH] input: treat AltGraph as a dead key too

---
 src/browser/Terminal.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/browser/Terminal.ts b/src/browser/Terminal.ts
index 2a81d928..b8d2091b 100644
--- a/src/browser/Terminal.ts
+++ b/src/browser/Terminal.ts
@@ -1032,7 +1032,7 @@ export class Terminal extends CoreTerminal implements ITerminal {
       return false;
     }
 
-    if (event.key === 'Dead') {
+    if (event.key === 'Dead' || event.key === 'AltGraph') {
       this._unprocessedDeadKey = true;
     }