From 72bfafbedea4973b803abeefc97637f246b11c89 Mon Sep 17 00:00:00 2001
From: Alexander Schmitz <arschmitz@gmail.com>
Date: Wed, 15 Jul 2015 20:23:44 -0400
Subject: Core: Move scrollParent into its own module

Ref #9647
---
 ui/scroll-parent.js | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 ui/scroll-parent.js

(limited to 'ui/scroll-parent.js')

diff --git a/ui/scroll-parent.js b/ui/scroll-parent.js
new file mode 100644
index 000000000..478b86ae3
--- /dev/null
+++ b/ui/scroll-parent.js
@@ -0,0 +1,42 @@
+/*!
+ * jQuery UI Scroll Parent @VERSION
+ * http://jqueryui.com
+ *
+ * Copyright jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ */
+
+//>>label: scrollParent
+//>>group: Core
+//>>description: Get the closest ancestor element that is scrollable.
+//>>docs: http://api.jqueryui.com/scrollParent/
+
+( function( factory ) {
+	if ( typeof define === "function" && define.amd ) {
+
+		// AMD. Register as an anonymous module.
+		define( [ "jquery", "./version" ], factory );
+	} else {
+
+		// Browser globals
+		factory( jQuery );
+	}
+} ( function( $ ) {
+
+return $.fn.scrollParent = function( includeHidden ) {
+	var position = this.css( "position" ),
+		excludeStaticParent = position === "absolute",
+		overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/,
+		scrollParent = this.parents().filter( function() {
+			var parent = $( this );
+			if ( excludeStaticParent && parent.css( "position" ) === "static" ) {
+				return false;
+			}
+			return overflowRegex.test( parent.css( "overflow" ) + parent.css( "overflow-y" ) + parent.css( "overflow-x" ) );
+		} ).eq( 0 );
+
+	return position === "fixed" || !scrollParent.length ? $( this[ 0 ].ownerDocument || document ) : scrollParent;
+};
+
+} ) );
-- 
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