From 66a96a567b7b1e3da6319bd933c94b284811f161 Mon Sep 17 00:00:00 2001
From: Marijn Haverbeke <marijn@haverbeke.nl>
Date: Sun, 20 Sep 2020 19:37:00 +0200
Subject: [PATCH] Set the readonly attribute on the hidden textarea when the
 editor is read-only

This prevents cut/paste from showing up in the context menu on Chrome
(but doesn't help on Firefox).

Closes #6418
---
 src/input/TextareaInput.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/input/TextareaInput.js b/src/input/TextareaInput.js
index 8fe14bb413..977eb22723 100644
--- a/src/input/TextareaInput.js
+++ b/src/input/TextareaInput.js
@@ -366,6 +366,7 @@ export default class TextareaInput {
   readOnlyChanged(val) {
     if (!val) this.reset()
     this.textarea.disabled = val == "nocursor"
+    this.textarea.readOnly = !!val
   }
 
   setUneditable() {}