From 5f3ef98ae980cb4423a14df2368f3078a7112306 Mon Sep 17 00:00:00 2001
From: jorenbroekema <joren.broekema@gmail.com>
Date: Fri, 5 Nov 2021 13:15:56 +0100
Subject: [PATCH] fix(textarea): firefox bug with disabled textarea drag

---
 .changeset/swift-cups-tease.md        | 5 +++++
 packages/textarea/src/LionTextarea.js | 5 +++++
 2 files changed, 10 insertions(+)
 create mode 100644 .changeset/swift-cups-tease.md

diff --git a/.changeset/swift-cups-tease.md b/.changeset/swift-cups-tease.md
new file mode 100644
index 000000000..17521461b
--- /dev/null
+++ b/.changeset/swift-cups-tease.md
@@ -0,0 +1,5 @@
+---
+'@lion/textarea': patch
+---
+
+Temporary fix for a bug in FireFox where disabled textareas can crash the browser if dragged (resized).
diff --git a/packages/textarea/src/LionTextarea.js b/packages/textarea/src/LionTextarea.js
index bf8b8ac4f..f2e681b7e 100644
--- a/packages/textarea/src/LionTextarea.js
+++ b/packages/textarea/src/LionTextarea.js
@@ -157,6 +157,11 @@ export class LionTextarea extends NativeTextFieldMixin(LionFieldWithTextArea) {
         .input-group__container > .input-group__input ::slotted(.form-control) {
           overflow-x: hidden; /* for FF adds height to the TextArea to reserve place for scroll-bars */
         }
+
+        /* Workaround https://bugzilla.mozilla.org/show_bug.cgi?id=1739079 */
+        :host([disabled]) ::slotted(textarea) {
+          user-select: none;
+        }
       `,
     ];
   }