jquery.js

自己写的一个struts+spring+hibernate测试程序

	 */
	clone: function(deep) {
		// Need to remove events on the element and its descendants
		var $this = this.add(this.find("*"));
		$this.each(function() {
			this._$events = {};
			for (var type in this.$events)
				this._$events[type] = jQuery.extend({},this.$events[type]);
		}).unbind();

		// Do the clone
		var r = this.pushStack( jQuery.map( this, function(a){
			return a.cloneNode( deep != undefined ? deep : true );
		}) );

		// Add the events back to the original and its descendants
		$this.each(function() {
			var events = this._$events;
			for (var type in events)
				for (var handler in events[type])
					jQuery.event.add(this, type, events[type][handler], events[type][handler].data);
			this._$events = null;
		});

		// Return the cloned set
		return r;
	},

	/**
	 * Removes all elements from the set of matched elements that do not
	 * match the specified expression(s). This method is used to narrow down
	 * the results of a search.
	 *
	 * Provide a comma-separated list of expressions to apply multiple filters at once.
	 *
	 * @example $("p").filter(".selected")
	 * @before <p class="selected">Hello</p><p>How are you?</p>
	 * @result [ <p class="selected">Hello</p> ]
	 * @desc Selects all paragraphs and removes those without a class "selected".
	 *
	 * @example $("p").filter(".selected, :first")
	 * @before <p>Hello</p><p>Hello Again</p><p class="selected">And Again</p>
	 * @result [ <p>Hello</p>, <p class="selected">And Again</p> ]
	 * @desc Selects all paragraphs and removes those without class "selected" and being the first one.
	 *
	 * @name filter
	 * @type jQuery
	 * @param String expression Expression(s) to search with.
	 * @cat DOM/Traversing
	 */
	 
	/**
	 * Removes all elements from the set of matched elements that do not
	 * pass the specified filter. This method is used to narrow down
	 * the results of a search.
	 *
	 * @example $("p").filter(function(index) {
	 *   return $("ol", this).length == 0;
	 * })
	 * @before <p><ol><li>Hello</li></ol></p><p>How are you?</p>
	 * @result [ <p>How are you?</p> ]
	 * @desc Remove all elements that have a child ol element
	 *
	 * @name filter
	 * @type jQuery
	 * @param Function filter A function to use for filtering
	 * @cat DOM/Traversing
	 */
	filter: function(t) {
		return this.pushStack(
			jQuery.isFunction( t ) &&
			jQuery.grep(this, function(el, index){
				return t.apply(el, [index])
			}) ||

			jQuery.multiFilter(t,this) );
	},

	/**
	 * Removes the specified Element from the set of matched elements. This
	 * method is used to remove a single Element from a jQuery object.
	 *
	 * @example $("p").not( $("#selected")[0] )
	 * @before <p>Hello</p><p id="selected">Hello Again</p>
	 * @result [ <p>Hello</p> ]
	 * @desc Removes the element with the ID "selected" from the set of all paragraphs.
	 *
	 * @name not
	 * @type jQuery
	 * @param Element el An element to remove from the set
	 * @cat DOM/Traversing
	 */

	/**
	 * Removes elements matching the specified expression from the set
	 * of matched elements. This method is used to remove one or more
	 * elements from a jQuery object.
	 *
	 * @example $("p").not("#selected")
	 * @before <p>Hello</p><p id="selected">Hello Again</p>
	 * @result [ <p>Hello</p> ]
	 * @desc Removes the element with the ID "selected" from the set of all paragraphs.
	 *
	 * @name not
	 * @type jQuery
	 * @param String expr An expression with which to remove matching elements
	 * @cat DOM/Traversing
	 */

	/**
	 * Removes any elements inside the array of elements from the set
	 * of matched elements. This method is used to remove one or more
	 * elements from a jQuery object.
	 *
	 * Please note: the expression cannot use a reference to the
	 * element name. See the two examples below.
	 *
	 * @example $("p").not( $("div p.selected") )
	 * @before <div><p>Hello</p><p class="selected">Hello Again</p></div>
	 * @result [ <p>Hello</p> ]
	 * @desc Removes all elements that match "div p.selected" from the total set of all paragraphs.
	 *
	 * @name not
	 * @type jQuery
	 * @param jQuery elems A set of elements to remove from the jQuery set of matched elements.
	 * @cat DOM/Traversing
	 */
	not: function(t) {
		return this.pushStack(
			t.constructor == String &&
			jQuery.multiFilter(t, this, true) ||

			jQuery.grep(this, function(a) {
				return ( t.constructor == Array || t.jquery )
					? jQuery.inArray( a, t ) < 0
					: a != t;
			})
		);
	},

	/**
	 * Adds more elements, matched by the given expression,
	 * to the set of matched elements.
	 *
	 * @example $("p").add("span")
	 * @before (HTML) <p>Hello</p><span>Hello Again</span>
	 * @result (jQuery object matching 2 elements) [ <p>Hello</p>, <span>Hello Again</span> ]
	 * @desc Compare the above result to the result of <code>$('p')</code>,
	 * which would just result in <code><nowiki>[ <p>Hello</p> ]</nowiki></code>.
	 * Using add(), matched elements of <code>$('span')</code> are simply
	 * added to the returned jQuery-object.
	 *
	 * @name add
	 * @type jQuery
	 * @param String expr An expression whose matched elements are added
	 * @cat DOM/Traversing
	 */
	 
	/**
	 * Adds more elements, created on the fly, to the set of
	 * matched elements.
	 *
	 * @example $("p").add("<span>Again</span>")
	 * @before <p>Hello</p>
	 * @result [ <p>Hello</p>, <span>Again</span> ]
	 *
	 * @name add
	 * @type jQuery
	 * @param String html A string of HTML to create on the fly.
	 * @cat DOM/Traversing
	 */

	/**
	 * Adds one or more Elements to the set of matched elements.
	 *
	 * @example $("p").add( document.getElementById("a") )
	 * @before <p>Hello</p><p><span id="a">Hello Again</span></p>
	 * @result [ <p>Hello</p>, <span id="a">Hello Again</span> ]
	 *
	 * @example $("p").add( document.forms[0].elements )
	 * @before <p>Hello</p><p><form><input/><button/></form>
	 * @result [ <p>Hello</p>, <input/>, <button/> ]
	 *
	 * @name add
	 * @type jQuery
	 * @param Element|Array<Element> elements One or more Elements to add
	 * @cat DOM/Traversing
	 */
	add: function(t) {
		return this.pushStack( jQuery.merge(
			this.get(),
			t.constructor == String ?
				jQuery(t).get() :
				t.length != undefined && (!t.nodeName || t.nodeName == "FORM") ?
					t : [t] )
		);
	},

	/**
	 * Checks the current selection against an expression and returns true,
	 * if at least one element of the selection fits the given expression.
	 *
	 * Does return false, if no element fits or the expression is not valid.
	 *
	 * filter(String) is used internally, therefore all rules that apply there
	 * apply here, too.
	 *
	 * @example $("input[@type='checkbox']").parent().is("form")
	 * @before <form><input type="checkbox" /></form>
	 * @result true
	 * @desc Returns true, because the parent of the input is a form element
	 * 
	 * @example $("input[@type='checkbox']").parent().is("form")
	 * @before <form><p><input type="checkbox" /></p></form>
	 * @result false
	 * @desc Returns false, because the parent of the input is a p element
	 *
	 * @name is
	 * @type Boolean
	 * @param String expr The expression with which to filter
	 * @cat DOM/Traversing
	 */
	is: function(expr) {
		return expr ? jQuery.multiFilter(expr,this).length > 0 : false;
	},
	
	/**
	 * Get the content of the value attribute of the first matched element.
	 *
	 * Use caution when relying on this function to check the value of
	 * multiple-select elements and checkboxes in a form. While it will
	 * still work as intended, it may not accurately represent the value
	 * the server will receive because these elements may send an array
	 * of values. For more robust handling of field values, see the
	 * [http://www.malsup.com/jquery/form/#fields fieldValue function of the Form Plugin].
	 *
	 * @example $("input").val();
	 * @before <input type="text" value="some text"/>
	 * @result "some text"
	 *
	 * @name val
	 * @type String
	 * @cat DOM/Attributes
	 */
	
	/**
	 * 	Set the value attribute of every matched element.
	 *
	 * @example $("input").val("test");
	 * @before <input type="text" value="some text"/>
	 * @result <input type="text" value="test"/>
	 *
	 * @name val
	 * @type jQuery
	 * @param String val Set the property to the specified value.
	 * @cat DOM/Attributes
	 */
	val: function( val ) {
		return val == undefined ?
			( this.length ? this[0].value : null ) :
			this.attr( "value", val );
	},
	
	/**
	 * Get the html contents of the first matched element.
	 * This property is not available on XML documents.
	 *
	 * @example $("div").html();
	 * @before <div><input/></div>
	 * @result <input/>
	 *
	 * @name html
	 * @type String
	 * @cat DOM/Attributes
	 */
	
	/**
	 * Set the html contents of every matched element.
	 * This property is not available on XML documents.
	 *
	 * @example $("div").html("<b>new stuff</b>");
	 * @before <div><input/></div>
	 * @result <div><b>new stuff</b></div>
	 *
	 * @name html
	 * @type jQuery
	 * @param String val Set the html contents to the specified value.
	 * @cat DOM/Attributes
	 */
	html: function( val ) {
		return val == undefined ?
			( this.length ? this[0].innerHTML : null ) :
			this.empty().append( val );
	},
	
	/**
	 * @private
	 * @name domManip
	 * @param Array args
	 * @param Boolean table Insert TBODY in TABLEs if one is not found.
	 * @param Number dir If dir<0, process args in reverse order.
	 * @param Function fn The function doing the DOM manipulation.
	 * @type jQuery
	 * @cat Core
	 */
	domManip: function(args, table, dir, fn){
		var clone = this.length > 1, a; 

		return this.each(function(){
			if ( !a ) {
				a = jQuery.clean(args, this.ownerDocument);
				if ( dir < 0 )
					a.reverse();
			}

			var obj = this;

			if ( table && jQuery.nodeName(this, "table") && jQuery.nodeName(a[0], "tr") )
				obj = this.getElementsByTagName("tbody")[0] || this.appendChild(document.createElement("tbody"));

			jQuery.each( a, function(){
				fn.apply( obj, [ clone ? this.cloneNode(true) : this ] );
			});

		});
	}
};

/**
 * Extends the jQuery object itself. Can be used to add functions into
 * the jQuery namespace and to [[Plugins/Authoring|add plugin methods]] (plugins).
 * 
 * @example jQuery.fn.extend({
 *   check: function() {
 *     return this.each(function() { this.checked = true; });
 *   },
 *   uncheck: function() {
 *     return this.each(function() { this.checked = false; });
 *   }
 * });
 * $("input[@type=checkbox]").check();
 * $("input[@type=radio]").uncheck();
 * @desc Adds two plugin methods.
 *
 * @example jQuery.extend({
 *   min: function(a, b) { return a < b ? a : b; },
 *   max: function(a, b) { return a > b ? a : b; }
 * });
 * @desc Adds two functions into the jQuery namespace
 *
 * @name $.extend
 * @param Object prop The object that will be merged into the jQuery object
 * @type Object
 * @cat Core
 */

/**
 * Extend one object with one or more others, returning the original,
 * modified, object. This is a great utility for simple inheritance.
 * 
 * @example var settings = { validate: false, limit: 5, name: "foo" };
 * var options = { validate: true, name: "bar" };
 * jQuery.extend(settings, options);
 * @result settings == { validate: true, limit: 5, name: "bar" }
 * @desc Merge settings and options, modifying settings
 *
 * @example var defaults = { validate: false, limit: 5, name: "foo" };
 * var options = { validate: true, name: "bar" };
 * var settings = jQuery.extend({}, defaults, options);
 * @result settings == { validate: true, limit: 5, name: "bar" }
 * @desc Merge defaults and options, without modifying the defaults
 *
 * @name $.extend
 * @param Object target The object to extend
 * @param Object prop1 The object that will be merged into the first.
 * @param Object propN (optional) More objects to merge into the first
 * @type Object
 * @cat JavaScript
 */
jQuery.extend = jQuery.fn.extend = function() {
	// copy reference to target object
	var target = arguments[0], a = 1;

	// extend jQuery itself if only one argument is passed
	if ( arguments.length == 1 ) {
		target = this;
		a = 0;
	}
	var prop;
	while ( (prop = arguments[a++]) != null )
		// Extend the base object
		for ( var i in prop ) target[i] = prop[i];

	// Return the modified object
	return target;
};

jQuery.extend({
	/**
	 * Run this function to give control of the $ variable back
	 * to whichever library first implemented it. This helps to make 
	 * sure that jQuery doesn't conflict with the $ object
	 * of other libraries.
	 *
	 * By using this function, you will only be able to access jQuery
	 * using the 'jQuery' variable. For example, where you used to do
	 * $("div p"), you now must do jQuery("div p").
	 *
	 * @example jQuery.noConflict();
	 * // Do something with jQuery
	 * jQuery("div p").hide();
	 * // Do something with another library's $()
	 * $("content").style.display = 'none';
	 * @desc Maps the original object that was referenced by $ back to $
	 *
	 * @example jQuery.noConflict();
	 * (function($) { 
	 *   $(function() {
	 *     // more code using $ as alias to jQuery
	 *   });
	 * })(jQuery);
	 * // other code using $ as an alias to the other library
	 * @desc Reverts the $ alias and then creates and executes a
	 * function to provide the $ as a jQuery alias inside the functions
	 * scope. Inside the function the original $ object is not available.
	 * This works well for most plugins that don't rely on any other library.
	 *