/*! * jQuery UI Scroll Parent 1.12.1 * 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; }; } ) );