From: VirtualTam <virtualtam+github@flibidi.net>
Date: Fri, 6 Oct 2017 12:31:16 +0000 (+0200)
Subject: Merge pull request #980 from ArthurHoaro/hotfix/textarea-resize-jumpy
X-Git-Tag: v0.9.2~1^2~3
X-Git-Url: https://git.immae.eu/?a=commitdiff_plain;h=b3e39bf57ecf0f92357b1f15051cf2e9d3f1b267;hp=f5bdd8edc8354f028dab2588670d82d0ab53ea8c;p=github%2Fshaarli%2FShaarli.git

Merge pull request #980 from ArthurHoaro/hotfix/textarea-resize-jumpy

Fix jumpy textarea with long content in post edit
---

diff --git a/tpl/default/js/shaarli.js b/tpl/default/js/shaarli.js
index 1c66ebbd..55656f80 100644
--- a/tpl/default/js/shaarli.js
+++ b/tpl/default/js/shaarli.js
@@ -275,8 +275,14 @@ window.onload = function () {
     };
     function init () {
         function resize () {
+            /* Fix jumpy resizing: https://stackoverflow.com/a/18262927/1484919 */
+            var scrollTop  = window.pageYOffset ||
+                (document.documentElement || document.body.parentNode || document.body).scrollTop;
+
             description.style.height = 'auto';
             description.style.height = description.scrollHeight+10+'px';
+
+            window.scrollTo(0, scrollTop);
         }
         /* 0-timeout to get the already changed text */
         function delayedResize () {