jquery-ui/ui/tabbable.js
2015-08-08 00:29:37 -04:00

36 lines
846 B
JavaScript

/*!
* jQuery UI Tabbable @VERSION
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*/
//>>label: focusable
//>>group: Core
//>>description: Selects elements which can be tabbed to.
//>>docs: http://api.jqueryui.com/tabbable-selector/
( function( factory ) {
if ( typeof define === "function" && define.amd ) {
// AMD. Register as an anonymous module.
define( [ "jquery", "./version", "./focusable" ], factory );
} else {
// Browser globals
factory( jQuery );
}
} ( function( $ ) {
return $.extend( $.expr[ ":" ], {
tabbable: function( element ) {
var tabIndex = $.attr( element, "tabindex" ),
hasTabindex = tabIndex != null;
return ( !hasTabindex || tabIndex >= 0 ) && $.ui.focusable( element, hasTabindex );
}
} );
} ) );