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/*
Copyright (c) 2010, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.com/yui/license.html
version: 2.8.2r1
*/
/**
* Provides Attribute configurations.
* @namespace YAHOO.util
* @class Attribute
* @constructor
* @param hash {Object} The intial Attribute.
* @param {YAHOO.util.AttributeProvider} The owner of the Attribute instance.
*/
YAHOO.util.Attribute = function(hash, owner) {
if (owner) {
this.owner = owner;
this.configure(hash, true);
}
};
YAHOO.util.Attribute.prototype = {
/**
* The name of the attribute.
* @property name
* @type String
*/
name: undefined,
/**
* The value of the attribute.
* @property value
* @type String
*/
value: null,
/**
* The owner of the attribute.
* @property owner
* @type YAHOO.util.AttributeProvider
*/
owner: null,
/**
* Whether or not the attribute is read only.
* @property readOnly
* @type Boolean
*/
readOnly: false,
/**
* Whether or not the attribute can only be written once.
* @property writeOnce
* @type Boolean
*/
writeOnce: false,
/**
* The attribute's initial configuration.
* @private
* @property _initialConfig
* @type Object
*/
_initialConfig: null,
/**
* Whether or not the attribute's value has been set.
* @private
* @property _written
* @type Boolean
*/
_written: false,
/**
* A function to call when setting the attribute's value.
* The method receives the new value as the first arg and the attribute name as the 2nd
* @property method
* @type Function
*/
method: null,
/**
* The function to use when setting the attribute's value.
* The setter receives the new value as the first arg and the attribute name as the 2nd
* The return value of the setter replaces the value passed to set().
* @property setter
* @type Function
*/
setter: null,
/**
* The function to use when getting the attribute's value.
* The getter receives the new value as the first arg and the attribute name as the 2nd
* The return value of the getter will be used as the return from get().
* @property getter
* @type Function
*/
getter: null,
/**
* The validator to use when setting the attribute's value.
* @property validator
* @type Function
* @return Boolean
*/
validator: null,
/**
* Retrieves the current value of the attribute.
* @method getValue
* @return {any} The current value of the attribute.
*/
getValue: function() {
var val = this.value;
if (this.getter) {
val = this.getter.call(this.owner, this.name, val);
}
return val;
},
/**
* Sets the value of the attribute and fires beforeChange and change events.
* @method setValue
* @param {Any} value The value to apply to the attribute.
* @param {Boolean} silent If true the change events will not be fired.
* @return {Boolean} Whether or not the value was set.
*/
setValue: function(value, silent) {
var beforeRetVal,
owner = this.owner,
name = this.name;
var event = {
type: name,
prevValue: this.getValue(),
newValue: value
};
if (this.readOnly || ( this.writeOnce && this._written) ) {
return false; // write not allowed
}
if (this.validator && !this.validator.call(owner, value) ) {
return false; // invalid value
}
if (!silent) {
beforeRetVal = owner.fireBeforeChangeEvent(event);
if (beforeRetVal === false) {
return false;
}
}
if (this.setter) {
value = this.setter.call(owner, value, this.name);
if (value === undefined) {
}
}
if (this.method) {
this.method.call(owner, value, this.name);
}
this.value = value; // TODO: set before calling setter/method?
this._written = true;
event.type = name;
if (!silent) {
this.owner.fireChangeEvent(event);
}
return true;
},
/**
* Allows for configuring the Attribute's properties.
* @method configure
* @param {Object} map A key-value map of Attribute properties.
* @param {Boolean} init Whether or not this should become the initial config.
*/
configure: function(map, init) {
map = map || {};
if (init) {
this._written = false; // reset writeOnce
}
this._initialConfig = this._initialConfig || {};
for (var key in map) {
if ( map.hasOwnProperty(key) ) {
this[key] = map[key];
if (init) {
this._initialConfig[key] = map[key];
}
}
}
},
/**
* Resets the value to the initial config value.
* @method resetValue
* @return {Boolean} Whether or not the value was set.
*/
resetValue: function() {
return this.setValue(this._initialConfig.value);
},
/**
* Resets the attribute config to the initial config state.
* @method resetConfig
*/
resetConfig: function() {
this.configure(this._initialConfig, true);
},
/**
* Resets the value to the current value.
* Useful when values may have gotten out of sync with actual properties.
* @method refresh
* @return {Boolean} Whether or not the value was set.
*/
refresh: function(silent) {
this.setValue(this.value, silent);
}
};
(function() {
var Lang = YAHOO.util.Lang;
/*
Copyright (c) 2006, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
*/
/**
* Provides and manages YAHOO.util.Attribute instances
* @namespace YAHOO.util
* @class AttributeProvider
* @uses YAHOO.util.EventProvider
*/
YAHOO.util.AttributeProvider = function() {};
YAHOO.util.AttributeProvider.prototype = {
/**
* A key-value map of Attribute configurations
* @property _configs
* @protected (may be used by subclasses and augmentors)
* @private
* @type {Object}
*/
_configs: null,
/**
* Returns the current value of the attribute.
* @method get
* @param {String} key The attribute whose value will be returned.
* @return {Any} The current value of the attribute.
*/
get: function(key){
this._configs = this._configs || {};
var config = this._configs[key];
if (!config || !this._configs.hasOwnProperty(key)) {
return null;
}
return config.getValue();
},
/**
* Sets the value of a config.
* @method set
* @param {String} key The name of the attribute
* @param {Any} value The value to apply to the attribute
* @param {Boolean} silent Whether or not to suppress change events
* @return {Boolean} Whether or not the value was set.
*/
set: function(key, value, silent){
this._configs = this._configs || {};
var config = this._configs[key];
if (!config) {
return false;
}
return config.setValue(value, silent);
},
/**
* Returns an array of attribute names.
* @method getAttributeKeys
* @return {Array} An array of attribute names.
*/
getAttributeKeys: function(){
this._configs = this._configs;
var keys = [], key;
for (key in this._configs) {
if ( Lang.hasOwnProperty(this._configs, key) &&
!Lang.isUndefined(this._configs[key]) ) {
keys[keys.length] = key;
}
}
return keys;
},
/**
* Sets multiple attribute values.
* @method setAttributes
* @param {Object} map A key-value map of attributes
* @param {Boolean} silent Whether or not to suppress change events
*/
setAttributes: function(map, silent){
for (var key in map) {
if ( Lang.hasOwnProperty(map, key) ) {
this.set(key, map[key], silent);
}
}
},
/**
* Resets the specified attribute's value to its initial value.
* @method resetValue
* @param {String} key The name of the attribute
* @param {Boolean} silent Whether or not to suppress change events
* @return {Boolean} Whether or not the value was set
*/
resetValue: function(key, silent){
this._configs = this._configs || {};
if (this._configs[key]) {
this.set(key, this._configs[key]._initialConfig.value, silent);
return true;
}
return false;
},
/**
* Sets the attribute's value to its current value.
* @method refresh
* @param {String | Array} key The attribute(s) to refresh
* @param {Boolean} silent Whether or not to suppress change events
*/
refresh: function(key, silent) {
this._configs = this._configs || {};
var configs = this._configs;
key = ( ( Lang.isString(key) ) ? [key] : key ) ||
this.getAttributeKeys();
for (var i = 0, len = key.length; i < len; ++i) {
if (configs.hasOwnProperty(key[i])) {
this._configs[key[i]].refresh(silent);
}
}
},
/**
* Adds an Attribute to the AttributeProvider instance.
* @method register
* @param {String} key The attribute's name
* @param {Object} map A key-value map containing the
* attribute's properties.
* @deprecated Use setAttributeConfig
*/
register: function(key, map) {
this.setAttributeConfig(key, map);
},
/**
* Returns the attribute's properties.
* @method getAttributeConfig
* @param {String} key The attribute's name
* @private
* @return {object} A key-value map containing all of the
* attribute's properties.
*/
getAttributeConfig: function(key) {
this._configs = this._configs || {};
var config = this._configs[key] || {};
var map = {}; // returning a copy to prevent overrides
for (key in config) {
if ( Lang.hasOwnProperty(config, key) ) {
map[key] = config[key];
}
}
return map;
},
/**
* Sets or updates an Attribute instance's properties.
* @method setAttributeConfig
* @param {String} key The attribute's name.
* @param {Object} map A key-value map of attribute properties
* @param {Boolean} init Whether or not this should become the intial config.
*/
setAttributeConfig: function(key, map, init) {
this._configs = this._configs || {};
map = map || {};
if (!this._configs[key]) {
map.name = key;
this._configs[key] = this.createAttribute(map);
} else {
this._configs[key].configure(map, init);
}
},
/**
* Sets or updates an Attribute instance's properties.
* @method configureAttribute
* @param {String} key The attribute's name.
* @param {Object} map A key-value map of attribute properties
* @param {Boolean} init Whether or not this should become the intial config.
* @deprecated Use setAttributeConfig
*/
configureAttribute: function(key, map, init) {
this.setAttributeConfig(key, map, init);
},
/**
* Resets an attribute to its intial configuration.
* @method resetAttributeConfig
* @param {String} key The attribute's name.
* @private
*/
resetAttributeConfig: function(key){
this._configs = this._configs || {};
this._configs[key].resetConfig();
},
// wrapper for EventProvider.subscribe
// to create events on the fly
subscribe: function(type, callback) {
this._events = this._events || {};
if ( !(type in this._events) ) {
this._events[type] = this.createEvent(type);
}
YAHOO.util.EventProvider.prototype.subscribe.apply(this, arguments);
},
on: function() {
this.subscribe.apply(this, arguments);
},
addListener: function() {
this.subscribe.apply(this, arguments);
},
/**
* Fires the attribute's beforeChange event.
* @method fireBeforeChangeEvent
* @param {String} key The attribute's name.
* @param {Obj} e The event object to pass to handlers.
*/
fireBeforeChangeEvent: function(e) {
var type = 'before';
type += e.type.charAt(0).toUpperCase() + e.type.substr(1) + 'Change';
e.type = type;
return this.fireEvent(e.type, e);
},
/**
* Fires the attribute's change event.
* @method fireChangeEvent
* @param {String} key The attribute's name.
* @param {Obj} e The event object to pass to the handlers.
*/
fireChangeEvent: function(e) {
e.type += 'Change';
return this.fireEvent(e.type, e);
},
createAttribute: function(map) {
return new YAHOO.util.Attribute(map, this);
}
};
YAHOO.augment(YAHOO.util.AttributeProvider, YAHOO.util.EventProvider);
})();
(function() {
// internal shorthand
var Dom = YAHOO.util.Dom,
AttributeProvider = YAHOO.util.AttributeProvider,
specialTypes = {
mouseenter: true,
mouseleave: true
};
/**
* Element provides an wrapper object to simplify adding
* event listeners, using dom methods, and managing attributes.
* @module element
* @namespace YAHOO.util
* @requires yahoo, dom, event
*/
/**
* Element provides an wrapper object to simplify adding
* event listeners, using dom methods, and managing attributes.
* @class Element
* @uses YAHOO.util.AttributeProvider
* @constructor
* @param el {HTMLElement | String} The html element that
* represents the Element.
* @param {Object} map A key-value map of initial config names and values
*/
var Element = function(el, map) {
this.init.apply(this, arguments);
};
Element.DOM_EVENTS = {
'click': true,
'dblclick': true,
'keydown': true,
'keypress': true,
'keyup': true,
'mousedown': true,
'mousemove': true,
'mouseout': true,
'mouseover': true,
'mouseup': true,
'mouseenter': true,
'mouseleave': true,
'focus': true,
'blur': true,
'submit': true,
'change': true
};
Element.prototype = {
/**
* Dom events supported by the Element instance.
* @property DOM_EVENTS
* @type Object
*/
DOM_EVENTS: null,
DEFAULT_HTML_SETTER: function(value, key) {
var el = this.get('element');
if (el) {
el[key] = value;
}
return value;
},
DEFAULT_HTML_GETTER: function(key) {
var el = this.get('element'),
val;
if (el) {
val = el[key];
}
return val;
},
/**
* Wrapper for HTMLElement method.
* @method appendChild
* @param {YAHOO.util.Element || HTMLElement} child The element to append.
* @return {HTMLElement} The appended DOM element.
*/
appendChild: function(child) {
child = child.get ? child.get('element') : child;
return this.get('element').appendChild(child);
},
/**
* Wrapper for HTMLElement method.
* @method getElementsByTagName
* @param {String} tag The tagName to collect
* @return {HTMLCollection} A collection of DOM elements.
*/
getElementsByTagName: function(tag) {
return this.get('element').getElementsByTagName(tag);
},
/**
* Wrapper for HTMLElement method.
* @method hasChildNodes
* @return {Boolean} Whether or not the element has childNodes
*/
hasChildNodes: function() {
return this.get('element').hasChildNodes();
},
/**
* Wrapper for HTMLElement method.
* @method insertBefore
* @param {HTMLElement} element The HTMLElement to insert
* @param {HTMLElement} before The HTMLElement to insert
* the element before.
* @return {HTMLElement} The inserted DOM element.
*/
insertBefore: function(element, before) {
element = element.get ? element.get('element') : element;
before = (before && before.get) ? before.get('element') : before;
return this.get('element').insertBefore(element, before);
},
/**
* Wrapper for HTMLElement method.
* @method removeChild
* @param {HTMLElement} child The HTMLElement to remove
* @return {HTMLElement} The removed DOM element.
*/
removeChild: function(child) {
child = child.get ? child.get('element') : child;
return this.get('element').removeChild(child);
},
/**
* Wrapper for HTMLElement method.
* @method replaceChild
* @param {HTMLElement} newNode The HTMLElement to insert
* @param {HTMLElement} oldNode The HTMLElement to replace
* @return {HTMLElement} The replaced DOM element.
*/
replaceChild: function(newNode, oldNode) {
newNode = newNode.get ? newNode.get('element') : newNode;
oldNode = oldNode.get ? oldNode.get('element') : oldNode;
return this.get('element').replaceChild(newNode, oldNode);
},
/**
* Registers Element specific attributes.
* @method initAttributes
* @param {Object} map A key-value map of initial attribute configs
*/
initAttributes: function(map) {
},
/**
* Adds a listener for the given event. These may be DOM or
* customEvent listeners. Any event that is fired via fireEvent
* can be listened for. All handlers receive an event object.
* @method addListener
* @param {String} type The name of the event to listen for
* @param {Function} fn The handler to call when the event fires
* @param {Any} obj A variable to pass to the handler
* @param {Object} scope The object to use for the scope of the handler
*/
addListener: function(type, fn, obj, scope) {
scope = scope || this;
var Event = YAHOO.util.Event,
el = this.get('element') || this.get('id'),
self = this;
if (specialTypes[type] && !Event._createMouseDelegate) {
return false;
}
if (!this._events[type]) { // create on the fly
if (el && this.DOM_EVENTS[type]) {
Event.on(el, type, function(e, matchedEl) {
// Supplement IE with target, currentTarget relatedTarget
if (e.srcElement && !e.target) {
e.target = e.srcElement;
}
if ((e.toElement && !e.relatedTarget) || (e.fromElement && !e.relatedTarget)) {
e.relatedTarget = Event.getRelatedTarget(e);
}
if (!e.currentTarget) {
e.currentTarget = el;
}
// Note: matchedEl el is passed back for delegated listeners
self.fireEvent(type, e, matchedEl);
}, obj, scope);
}
this.createEvent(type, {scope: this});
}
return YAHOO.util.EventProvider.prototype.subscribe.apply(this, arguments); // notify via customEvent
},
/**
* Alias for addListener
* @method on
* @param {String} type The name of the event to listen for
* @param {Function} fn The function call when the event fires
* @param {Any} obj A variable to pass to the handler
* @param {Object} scope The object to use for the scope of the handler
*/
on: function() {
return this.addListener.apply(this, arguments);
},
/**
* Alias for addListener
* @method subscribe
* @param {String} type The name of the event to listen for
* @param {Function} fn The function call when the event fires
* @param {Any} obj A variable to pass to the handler
* @param {Object} scope The object to use for the scope of the handler
*/
subscribe: function() {
return this.addListener.apply(this, arguments);
},
/**
* Remove an event listener
* @method removeListener
* @param {String} type The name of the event to listen for
* @param {Function} fn The function call when the event fires
*/
removeListener: function(type, fn) {
return this.unsubscribe.apply(this, arguments);
},
/**
* Wrapper for Dom method.
* @method addClass
* @param {String} className The className to add
*/
addClass: function(className) {
Dom.addClass(this.get('element'), className);
},
/**
* Wrapper for Dom method.
* @method getElementsByClassName
* @param {String} className The className to collect
* @param {String} tag (optional) The tag to use in
* conjunction with class name
* @return {Array} Array of HTMLElements
*/
getElementsByClassName: function(className, tag) {
return Dom.getElementsByClassName(className, tag,
this.get('element') );
},
/**
* Wrapper for Dom method.
* @method hasClass
* @param {String} className The className to add
* @return {Boolean} Whether or not the element has the class name
*/
hasClass: function(className) {
return Dom.hasClass(this.get('element'), className);
},
/**
* Wrapper for Dom method.
* @method removeClass
* @param {String} className The className to remove
*/
removeClass: function(className) {
return Dom.removeClass(this.get('element'), className);
},
/**
* Wrapper for Dom method.
* @method replaceClass
* @param {String} oldClassName The className to replace
* @param {String} newClassName The className to add
*/
replaceClass: function(oldClassName, newClassName) {
return Dom.replaceClass(this.get('element'),
oldClassName, newClassName);
},
/**
* Wrapper for Dom method.
* @method setStyle
* @param {String} property The style property to set
* @param {String} value The value to apply to the style property
*/
setStyle: function(property, value) {
return Dom.setStyle(this.get('element'), property, value); // TODO: always queuing?
},
/**
* Wrapper for Dom method.
* @method getStyle
* @param {String} property The style property to retrieve
* @return {String} The current value of the property
*/
getStyle: function(property) {
return Dom.getStyle(this.get('element'), property);
},
/**
* Apply any queued set calls.
* @method fireQueue
*/
fireQueue: function() {
var queue = this._queue;
for (var i = 0, len = queue.length; i < len; ++i) {
this[queue[i][0]].apply(this, queue[i][1]);
}
},
/**
* Appends the HTMLElement into either the supplied parentNode.
* @method appendTo
* @param {HTMLElement | Element} parentNode The node to append to
* @param {HTMLElement | Element} before An optional node to insert before
* @return {HTMLElement} The appended DOM element.
*/
appendTo: function(parent, before) {
parent = (parent.get) ? parent.get('element') : Dom.get(parent);
this.fireEvent('beforeAppendTo', {
type: 'beforeAppendTo',
target: parent
});
before = (before && before.get) ?
before.get('element') : Dom.get(before);
var element = this.get('element');
if (!element) {
return false;
}
if (!parent) {
return false;
}
if (element.parent != parent) {
if (before) {
parent.insertBefore(element, before);
} else {
parent.appendChild(element);
}
}
this.fireEvent('appendTo', {
type: 'appendTo',
target: parent
});
return element;
},
get: function(key) {
var configs = this._configs || {},
el = configs.element; // avoid loop due to 'element'
if (el && !configs[key] && !YAHOO.lang.isUndefined(el.value[key]) ) {
this._setHTMLAttrConfig(key);
}
return AttributeProvider.prototype.get.call(this, key);
},
setAttributes: function(map, silent) {
// set based on configOrder
var done = {},
configOrder = this._configOrder;
// set based on configOrder
for (var i = 0, len = configOrder.length; i < len; ++i) {
if (map[configOrder[i]] !== undefined) {
done[configOrder[i]] = true;
this.set(configOrder[i], map[configOrder[i]], silent);
}
}
// unconfigured (e.g. Dom attributes)
for (var att in map) {
if (map.hasOwnProperty(att) && !done[att]) {
this.set(att, map[att], silent);
}
}
},
set: function(key, value, silent) {
var el = this.get('element');
if (!el) {
this._queue[this._queue.length] = ['set', arguments];
if (this._configs[key]) {
this._configs[key].value = value; // so "get" works while queueing
}
return;
}
// set it on the element if not configured and is an HTML attribute
if ( !this._configs[key] && !YAHOO.lang.isUndefined(el[key]) ) {
this._setHTMLAttrConfig(key);
}
return AttributeProvider.prototype.set.apply(this, arguments);
},
setAttributeConfig: function(key, map, init) {
this._configOrder.push(key);
AttributeProvider.prototype.setAttributeConfig.apply(this, arguments);
},
createEvent: function(type, config) {
this._events[type] = true;
return AttributeProvider.prototype.createEvent.apply(this, arguments);
},
init: function(el, attr) {
this._initElement(el, attr);
},
destroy: function() {
var el = this.get('element');
YAHOO.util.Event.purgeElement(el, true); // purge DOM listeners recursively
this.unsubscribeAll(); // unsubscribe all custom events
if (el && el.parentNode) {
el.parentNode.removeChild(el); // pull from the DOM
}
// revert initial configs
this._queue = [];
this._events = {};
this._configs = {};
this._configOrder = [];
},
_initElement: function(el, attr) {
this._queue = this._queue || [];
this._events = this._events || {};
this._configs = this._configs || {};
this._configOrder = [];
attr = attr || {};
attr.element = attr.element || el || null;
var isReady = false; // to determine when to init HTMLElement and content
var DOM_EVENTS = Element.DOM_EVENTS;
this.DOM_EVENTS = this.DOM_EVENTS || {};
for (var event in DOM_EVENTS) {
if (DOM_EVENTS.hasOwnProperty(event)) {
this.DOM_EVENTS[event] = DOM_EVENTS[event];
}
}
if (typeof attr.element === 'string') { // register ID for get() access
this._setHTMLAttrConfig('id', { value: attr.element });
}
if (Dom.get(attr.element)) {
isReady = true;
this._initHTMLElement(attr);
this._initContent(attr);
}
YAHOO.util.Event.onAvailable(attr.element, function() {
if (!isReady) { // otherwise already done
this._initHTMLElement(attr);
}
this.fireEvent('available', { type: 'available', target: Dom.get(attr.element) });
}, this, true);
YAHOO.util.Event.onContentReady(attr.element, function() {
if (!isReady) { // otherwise already done
this._initContent(attr);
}
this.fireEvent('contentReady', { type: 'contentReady', target: Dom.get(attr.element) });
}, this, true);
},
_initHTMLElement: function(attr) {
/**
* The HTMLElement the Element instance refers to.
* @attribute element
* @type HTMLElement
*/
this.setAttributeConfig('element', {
value: Dom.get(attr.element),
readOnly: true
});
},
_initContent: function(attr) {
this.initAttributes(attr);
this.setAttributes(attr, true);
this.fireQueue();
},
/**
* Sets the value of the property and fires beforeChange and change events.
* @private
* @method _setHTMLAttrConfig
* @param {YAHOO.util.Element} element The Element instance to
* register the config to.
* @param {String} key The name of the config to register
* @param {Object} map A key-value map of the config's params
*/
_setHTMLAttrConfig: function(key, map) {
var el = this.get('element');
map = map || {};
map.name = key;
map.setter = map.setter || this.DEFAULT_HTML_SETTER;
map.getter = map.getter || this.DEFAULT_HTML_GETTER;
map.value = map.value || el[key];
this._configs[key] = new YAHOO.util.Attribute(map, this);
}
};
/**
* Fires when the Element's HTMLElement can be retrieved by Id.
* <p>See: <a href="#addListener">Element.addListener</a></p>
* <p><strong>Event fields:</strong><br>
* <code>&lt;String&gt; type</code> available<br>
* <code>&lt;HTMLElement&gt;
* target</code> the HTMLElement bound to this Element instance<br>
* <p><strong>Usage:</strong><br>
* <code>var handler = function(e) {var target = e.target};<br>
* myTabs.addListener('available', handler);</code></p>
* @event available
*/
/**
* Fires when the Element's HTMLElement subtree is rendered.
* <p>See: <a href="#addListener">Element.addListener</a></p>
* <p><strong>Event fields:</strong><br>
* <code>&lt;String&gt; type</code> contentReady<br>
* <code>&lt;HTMLElement&gt;
* target</code> the HTMLElement bound to this Element instance<br>
* <p><strong>Usage:</strong><br>
* <code>var handler = function(e) {var target = e.target};<br>
* myTabs.addListener('contentReady', handler);</code></p>
* @event contentReady
*/
/**
* Fires before the Element is appended to another Element.
* <p>See: <a href="#addListener">Element.addListener</a></p>
* <p><strong>Event fields:</strong><br>
* <code>&lt;String&gt; type</code> beforeAppendTo<br>
* <code>&lt;HTMLElement/Element&gt;
* target</code> the HTMLElement/Element being appended to
* <p><strong>Usage:</strong><br>
* <code>var handler = function(e) {var target = e.target};<br>
* myTabs.addListener('beforeAppendTo', handler);</code></p>
* @event beforeAppendTo
*/
/**
* Fires after the Element is appended to another Element.
* <p>See: <a href="#addListener">Element.addListener</a></p>
* <p><strong>Event fields:</strong><br>
* <code>&lt;String&gt; type</code> appendTo<br>
* <code>&lt;HTMLElement/Element&gt;
* target</code> the HTMLElement/Element being appended to
* <p><strong>Usage:</strong><br>
* <code>var handler = function(e) {var target = e.target};<br>
* myTabs.addListener('appendTo', handler);</code></p>
* @event appendTo
*/
YAHOO.augment(Element, AttributeProvider);
YAHOO.util.Element = Element;
})();
YAHOO.register("element", YAHOO.util.Element, {version: "2.8.2r1", build: "7"});
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