From: Pierre-Denis Vanduynslager <pierre.denis.vanduynslager@gmail.com>
Date: Sat, 26 Nov 2016 08:35:49 +0000 (-0500)
Subject: Dropdown perf - on keyboard nav, find active item in the active dropdown rather than... 
X-Git-Tag: v4.0.0-alpha.6~412
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3606c5b9c5b288f17b29ea451470b260d4c1f327;p=thirdparty%2Fbootstrap.git

Dropdown perf - on keyboard nav, find active item in the active dropdown rather than the whole document (#19953)
---

diff --git a/js/src/dropdown.js b/js/src/dropdown.js
index 644659266f..324eef7932 100644
--- a/js/src/dropdown.js
+++ b/js/src/dropdown.js
@@ -239,11 +239,7 @@ const Dropdown = (($) => {
         return
       }
 
-      let items = $.makeArray($(Selector.VISIBLE_ITEMS))
-
-      items = items.filter((item) => {
-        return item.offsetWidth || item.offsetHeight
-      })
+      let items = $(parent).find(Selector.VISIBLE_ITEMS).get()
 
       if (!items.length) {
         return