From 1c1aac0da8feaa21a31c6aef74b002f9f4a88869 Mon Sep 17 00:00:00 2001
From: Daniel Imms <2193314+Tyriar@users.noreply.github.com>
Date: Wed, 11 Mar 2026 13:12:36 +0900
Subject: [PATCH] Update src/browser/input/CompositionHelper.ts

---
 src/browser/input/CompositionHelper.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/browser/input/CompositionHelper.ts b/src/browser/input/CompositionHelper.ts
index 2830199bc..283874139 100644
--- a/src/browser/input/CompositionHelper.ts
+++ b/src/browser/input/CompositionHelper.ts
@@ -72,6 +72,8 @@ export class CompositionHelper {
    */
   public compositionstart(): void {
     this._isComposing = true;
+    // It's important to use the selection here instead of textarea length to avoid conflicts with
+    // screen reader mode
     const start = this._textarea.selectionStart ?? this._textarea.value.length;
     const end = this._textarea.selectionEnd ?? start;
     this._compositionPosition.start = Math.min(start, end);