From 929c11addc1abce9cfa7fb5b38a2e4f1351f8669 Mon Sep 17 00:00:00 2001
From: Baptiste Grob <60621355+baptiste-grob@users.noreply.github.com>
Date: Wed, 27 Jan 2021 11:24:01 +0100
Subject: [PATCH] fix: do not process tab key in editor when document is hidden

---
 app/assets/javascripts/views/editor/editor_view.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/assets/javascripts/views/editor/editor_view.ts b/app/assets/javascripts/views/editor/editor_view.ts
index 1379dccd2..8366d1e30 100644
--- a/app/assets/javascripts/views/editor/editor_view.ts
+++ b/app/assets/javascripts/views/editor/editor_view.ts
@@ -1198,7 +1198,7 @@ class EditorViewCtrl extends PureViewCtrl<{}, EditorState> {
       element: editor,
       key: KeyboardKey.Tab,
       onKeyDown: (event) => {
-        if (this.note.locked || event.shiftKey) {
+        if (document.hidden || this.note.locked || event.shiftKey) {
           return;
         }
         event.preventDefault();