WebRoot/jquery/jqueryui/ui/jquery.ui.widget.js

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

/*!
 * jQuery UI Widget 1.8.14
 *
 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * http://docs.jquery.com/UI/Widget
 */
(function( $, undefined ) {

// jQuery 1.4+
if ( $.cleanData ) {
	var _cleanData = $.cleanData;
	$.cleanData = function( elems ) {
		for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
			$( elem ).triggerHandler( "remove" );
		}
		_cleanData( elems );
	};
} else {
	var _remove = $.fn.remove;
	$.fn.remove = function( selector, keepData ) {
		return this.each(function() {
			if ( !keepData ) {
				if ( !selector || $.filter( selector, [ this ] ).length ) {
					$( "*", this ).add( [ this ] ).each(function() {
						$( this ).triggerHandler( "remove" );
					});
				}
			}
			return _remove.call( $(this), selector, keepData );
		});
	};
}

$.widget = function( name, base, prototype ) {
	var namespace = name.split( "." )[ 0 ],
		fullName;
	name = name.split( "." )[ 1 ];
	fullName = namespace + "-" + name;

	if ( !prototype ) {
		prototype = base;
		base = $.Widget;
	}

	// create selector for plugin
	$.expr[ ":" ][ fullName ] = function( elem ) {
		return !!$.data( elem, name );
	};

	$[ namespace ] = $[ namespace ] || {};
	$[ namespace ][ name ] = function( options, element ) {
		// allow instantiation without initializing for simple inheritance
		if ( arguments.length ) {
			this._createWidget( options, element );
		}
	};