From 844778636c913c9a53ff002ce2cb577d67e97248 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Mon, 30 Apr 2018 15:26:54 +1000
Subject: [PATCH] preserve cursor position when switching to another window

https://anki.tenderapp.com/discussions/beta-testing/1043-anki-21-beta-37-if-switch-from-another-program-to-continue-editing-the-cursor-will-move-to-the-bottom
---
 web/editor.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/web/editor.js b/web/editor.js
index 5295837a8..41ecea077 100644
--- a/web/editor.js
+++ b/web/editor.js
@@ -120,6 +120,10 @@ function clearChangeTimer() {
 }
 
 function onFocus(elem) {
+    if (currentField === elem) {
+        // anki window refocused; current element unchanged
+        return;
+    }
     currentField = elem;
     pycmd("focus:" + currentFieldOrdinal());
     enableButtons();
@@ -190,6 +194,10 @@ function caretToEnd() {
 }
 
 function onBlur() {
+    if (document.activeElement === currentField) {
+        // anki window defocused; current field unchanged
+        return;
+    }
     if (currentField) {
         saveField("blur");
         currentField = null;