From 2d3a51d16cf7618a805d452ec9d55dbaa9d5b5be Mon Sep 17 00:00:00 2001
From: Lance Willett <lancewillett@git.wordpress.org>
Date: Mon, 30 Mar 2015 22:48:11 +0000
Subject: [PATCH] Twenty Fifteen: adjust scroll behavior to make sure sidebar
 height is calculated during scroll events, not just resize events.

Fixes #31734. Props jartes, lancewillett.

git-svn-id: https://develop.svn.wordpress.org/trunk@31934 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-content/themes/twentyfifteen/functions.php   | 2 +-
 src/wp-content/themes/twentyfifteen/js/functions.js | 9 +++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/wp-content/themes/twentyfifteen/functions.php b/src/wp-content/themes/twentyfifteen/functions.php
index d96c0270b3..1a8e8a3a38 100644
--- a/src/wp-content/themes/twentyfifteen/functions.php
+++ b/src/wp-content/themes/twentyfifteen/functions.php
@@ -250,7 +250,7 @@ function twentyfifteen_scripts() {
 		wp_enqueue_script( 'twentyfifteen-keyboard-image-navigation', get_template_directory_uri() . '/js/keyboard-image-navigation.js', array( 'jquery' ), '20141010' );
 	}
 
-	wp_enqueue_script( 'twentyfifteen-script', get_template_directory_uri() . '/js/functions.js', array( 'jquery' ), '20141212', true );
+	wp_enqueue_script( 'twentyfifteen-script', get_template_directory_uri() . '/js/functions.js', array( 'jquery' ), '20150330', true );
 	wp_localize_script( 'twentyfifteen-script', 'screenReaderText', array(
 		'expand'   => '<span class="screen-reader-text">' . __( 'expand child menu', 'twentyfifteen' ) . '</span>',
 		'collapse' => '<span class="screen-reader-text">' . __( 'collapse child menu', 'twentyfifteen' ) . '</span>',
diff --git a/src/wp-content/themes/twentyfifteen/js/functions.js b/src/wp-content/themes/twentyfifteen/js/functions.js
index 558869ac61..eeeecd2246 100644
--- a/src/wp-content/themes/twentyfifteen/js/functions.js
+++ b/src/wp-content/themes/twentyfifteen/js/functions.js
@@ -80,10 +80,7 @@
 
 	// Sidebar scrolling.
 	function resize() {
-		windowWidth   = $window.width();
-		windowHeight  = $window.height();
-		bodyHeight    = $body.height();
-		sidebarHeight = $sidebar.height();
+		windowWidth = $window.width();
 
 		if ( 955 > windowWidth ) {
 			top = bottom = false;
@@ -98,6 +95,10 @@
 			return;
 		}
 
+		sidebarHeight = $sidebar.height();
+		windowHeight  = $window.height();
+		bodyHeight    = $body.height();
+
 		if ( sidebarHeight + adminbarOffset > windowHeight ) {
 			if ( windowPos > lastWindowPos ) {
 				if ( top ) {