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/*
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Copyright (c) 2010, Yahoo! Inc. All rights reserved.
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Code licensed under the BSD License:
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http://developer.yahoo.com/yui/license.html
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version: 2.8.2r1
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*/
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/**
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* Provides Attribute configurations.
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* @namespace YAHOO.util
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* @class Attribute
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* @constructor
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* @param hash {Object} The intial Attribute.
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* @param {YAHOO.util.AttributeProvider} The owner of the Attribute instance.
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*/
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YAHOO.util.Attribute = function(hash, owner) {
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if (owner) {
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this.owner = owner;
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this.configure(hash, true);
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}
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};
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YAHOO.util.Attribute.prototype = {
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/**
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* The name of the attribute.
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* @property name
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* @type String
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*/
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name: undefined,
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/**
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* The value of the attribute.
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* @property value
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* @type String
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*/
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value: null,
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/**
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* The owner of the attribute.
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* @property owner
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* @type YAHOO.util.AttributeProvider
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*/
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owner: null,
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/**
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* Whether or not the attribute is read only.
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* @property readOnly
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* @type Boolean
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*/
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readOnly: false,
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/**
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* Whether or not the attribute can only be written once.
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* @property writeOnce
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* @type Boolean
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*/
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writeOnce: false,
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/**
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* The attribute's initial configuration.
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* @private
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* @property _initialConfig
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* @type Object
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*/
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_initialConfig: null,
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/**
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* Whether or not the attribute's value has been set.
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* @private
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* @property _written
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* @type Boolean
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*/
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_written: false,
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/**
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* A function to call when setting the attribute's value.
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* The method receives the new value as the first arg and the attribute name as the 2nd
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* @property method
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* @type Function
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*/
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method: null,
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/**
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* The function to use when setting the attribute's value.
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* The setter receives the new value as the first arg and the attribute name as the 2nd
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* The return value of the setter replaces the value passed to set().
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* @property setter
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* @type Function
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*/
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setter: null,
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/**
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* The function to use when getting the attribute's value.
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* The getter receives the new value as the first arg and the attribute name as the 2nd
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* The return value of the getter will be used as the return from get().
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* @property getter
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* @type Function
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*/
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getter: null,
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/**
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* The validator to use when setting the attribute's value.
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* @property validator
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* @type Function
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* @return Boolean
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*/
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validator: null,
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/**
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* Retrieves the current value of the attribute.
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* @method getValue
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* @return {any} The current value of the attribute.
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*/
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getValue: function() {
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var val = this.value;
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if (this.getter) {
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val = this.getter.call(this.owner, this.name, val);
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}
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return val;
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},
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/**
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* Sets the value of the attribute and fires beforeChange and change events.
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* @method setValue
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* @param {Any} value The value to apply to the attribute.
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* @param {Boolean} silent If true the change events will not be fired.
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* @return {Boolean} Whether or not the value was set.
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*/
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setValue: function(value, silent) {
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var beforeRetVal,
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owner = this.owner,
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name = this.name;
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var event = {
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type: name,
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prevValue: this.getValue(),
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newValue: value
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};
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if (this.readOnly || ( this.writeOnce && this._written) ) {
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YAHOO.log( 'setValue ' + name + ', ' + value +
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' failed: read only', 'error', 'Attribute');
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return false; // write not allowed
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}
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if (this.validator && !this.validator.call(owner, value) ) {
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YAHOO.log( 'setValue ' + name + ', ' + value +
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' validation failed', 'error', 'Attribute');
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return false; // invalid value
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}
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if (!silent) {
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beforeRetVal = owner.fireBeforeChangeEvent(event);
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if (beforeRetVal === false) {
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YAHOO.log('setValue ' + name +
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' cancelled by beforeChange event', 'info', 'Attribute');
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return false;
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}
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}
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if (this.setter) {
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value = this.setter.call(owner, value, this.name);
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if (value === undefined) {
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YAHOO.log('setter for ' + this.name + ' returned undefined', 'warn', 'Attribute');
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}
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}
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if (this.method) {
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this.method.call(owner, value, this.name);
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}
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this.value = value; // TODO: set before calling setter/method?
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this._written = true;
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event.type = name;
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if (!silent) {
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this.owner.fireChangeEvent(event);
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}
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return true;
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},
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/**
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* Allows for configuring the Attribute's properties.
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* @method configure
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* @param {Object} map A key-value map of Attribute properties.
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* @param {Boolean} init Whether or not this should become the initial config.
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*/
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configure: function(map, init) {
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map = map || {};
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if (init) {
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this._written = false; // reset writeOnce
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}
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this._initialConfig = this._initialConfig || {};
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for (var key in map) {
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if ( map.hasOwnProperty(key) ) {
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this[key] = map[key];
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if (init) {
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this._initialConfig[key] = map[key];
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}
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}
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}
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},
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/**
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* Resets the value to the initial config value.
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* @method resetValue
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* @return {Boolean} Whether or not the value was set.
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*/
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resetValue: function() {
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return this.setValue(this._initialConfig.value);
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},
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/**
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* Resets the attribute config to the initial config state.
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* @method resetConfig
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*/
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resetConfig: function() {
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this.configure(this._initialConfig, true);
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},
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/**
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* Resets the value to the current value.
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* Useful when values may have gotten out of sync with actual properties.
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* @method refresh
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* @return {Boolean} Whether or not the value was set.
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*/
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refresh: function(silent) {
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this.setValue(this.value, silent);
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}
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};
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(function() {
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var Lang = YAHOO.util.Lang;
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/*
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Copyright (c) 2006, Yahoo! Inc. All rights reserved.
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Code licensed under the BSD License:
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http://developer.yahoo.net/yui/license.txt
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*/
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/**
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* Provides and manages YAHOO.util.Attribute instances
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* @namespace YAHOO.util
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* @class AttributeProvider
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* @uses YAHOO.util.EventProvider
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*/
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YAHOO.util.AttributeProvider = function() {};
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YAHOO.util.AttributeProvider.prototype = {
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/**
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* A key-value map of Attribute configurations
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* @property _configs
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* @protected (may be used by subclasses and augmentors)
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* @private
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* @type {Object}
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*/
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_configs: null,
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/**
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* Returns the current value of the attribute.
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* @method get
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* @param {String} key The attribute whose value will be returned.
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* @return {Any} The current value of the attribute.
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*/
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get: function(key){
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this._configs = this._configs || {};
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var config = this._configs[key];
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if (!config || !this._configs.hasOwnProperty(key)) {
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YAHOO.log(key + ' not found', 'error', 'AttributeProvider');
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return null;
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}
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return config.getValue();
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},
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/**
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* Sets the value of a config.
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* @method set
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* @param {String} key The name of the attribute
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* @param {Any} value The value to apply to the attribute
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* @param {Boolean} silent Whether or not to suppress change events
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* @return {Boolean} Whether or not the value was set.
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*/
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set: function(key, value, silent){
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this._configs = this._configs || {};
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var config = this._configs[key];
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if (!config) {
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YAHOO.log('set failed: ' + key + ' not found',
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'error', 'AttributeProvider');
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return false;
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}
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return config.setValue(value, silent);
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},
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/**
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* Returns an array of attribute names.
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* @method getAttributeKeys
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* @return {Array} An array of attribute names.
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*/
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getAttributeKeys: function(){
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this._configs = this._configs;
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var keys = [], key;
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for (key in this._configs) {
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if ( Lang.hasOwnProperty(this._configs, key) &&
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!Lang.isUndefined(this._configs[key]) ) {
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keys[keys.length] = key;
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}
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}
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return keys;
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},
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/**
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* Sets multiple attribute values.
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* @method setAttributes
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* @param {Object} map A key-value map of attributes
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* @param {Boolean} silent Whether or not to suppress change events
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*/
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setAttributes: function(map, silent){
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for (var key in map) {
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if ( Lang.hasOwnProperty(map, key) ) {
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this.set(key, map[key], silent);
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}
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}
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},
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/**
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* Resets the specified attribute's value to its initial value.
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* @method resetValue
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* @param {String} key The name of the attribute
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* @param {Boolean} silent Whether or not to suppress change events
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* @return {Boolean} Whether or not the value was set
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*/
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resetValue: function(key, silent){
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this._configs = this._configs || {};
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if (this._configs[key]) {
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this.set(key, this._configs[key]._initialConfig.value, silent);
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return true;
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}
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return false;
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},
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/**
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* Sets the attribute's value to its current value.
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* @method refresh
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* @param {String | Array} key The attribute(s) to refresh
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* @param {Boolean} silent Whether or not to suppress change events
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*/
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refresh: function(key, silent) {
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this._configs = this._configs || {};
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var configs = this._configs;
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key = ( ( Lang.isString(key) ) ? [key] : key ) ||
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this.getAttributeKeys();
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for (var i = 0, len = key.length; i < len; ++i) {
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if (configs.hasOwnProperty(key[i])) {
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this._configs[key[i]].refresh(silent);
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}
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}
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},
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/**
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* Adds an Attribute to the AttributeProvider instance.
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* @method register
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* @param {String} key The attribute's name
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* @param {Object} map A key-value map containing the
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* attribute's properties.
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* @deprecated Use setAttributeConfig
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*/
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register: function(key, map) {
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this.setAttributeConfig(key, map);
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},
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/**
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* Returns the attribute's properties.
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* @method getAttributeConfig
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* @param {String} key The attribute's name
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* @private
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* @return {object} A key-value map containing all of the
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* attribute's properties.
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*/
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getAttributeConfig: function(key) {
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this._configs = this._configs || {};
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var config = this._configs[key] || {};
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var map = {}; // returning a copy to prevent overrides
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for (key in config) {
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if ( Lang.hasOwnProperty(config, key) ) {
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map[key] = config[key];
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}
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}
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return map;
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},
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/**
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* Sets or updates an Attribute instance's properties.
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* @method setAttributeConfig
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* @param {String} key The attribute's name.
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* @param {Object} map A key-value map of attribute properties
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* @param {Boolean} init Whether or not this should become the intial config.
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*/
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setAttributeConfig: function(key, map, init) {
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this._configs = this._configs || {};
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map = map || {};
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if (!this._configs[key]) {
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map.name = key;
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this._configs[key] = this.createAttribute(map);
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} else {
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this._configs[key].configure(map, init);
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}
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},
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|
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/**
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* Sets or updates an Attribute instance's properties.
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* @method configureAttribute
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* @param {String} key The attribute's name.
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* @param {Object} map A key-value map of attribute properties
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* @param {Boolean} init Whether or not this should become the intial config.
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* @deprecated Use setAttributeConfig
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*/
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configureAttribute: function(key, map, init) {
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this.setAttributeConfig(key, map, init);
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},
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/**
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* Resets an attribute to its intial configuration.
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* @method resetAttributeConfig
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* @param {String} key The attribute's name.
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|
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* @private
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|
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*/
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|
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resetAttributeConfig: function(key){
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|
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this._configs = this._configs || {};
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this._configs[key].resetConfig();
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},
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|
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// wrapper for EventProvider.subscribe
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// to create events on the fly
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|
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subscribe: function(type, callback) {
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this._events = this._events || {};
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|
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if ( !(type in this._events) ) {
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this._events[type] = this.createEvent(type);
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}
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|
|
YAHOO.util.EventProvider.prototype.subscribe.apply(this, arguments);
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},
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on: function() {
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this.subscribe.apply(this, arguments);
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},
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addListener: function() {
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this.subscribe.apply(this, arguments);
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},
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|
|
/**
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|
|
* Fires the attribute's beforeChange event.
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|
|
* @method fireBeforeChangeEvent
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|
|
* @param {String} key The attribute's name.
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|
|
* @param {Obj} e The event object to pass to handlers.
|
|
|
*/
|
|
|
fireBeforeChangeEvent: function(e) {
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|
|
var type = 'before';
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|
|
type += e.type.charAt(0).toUpperCase() + e.type.substr(1) + 'Change';
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|
|
e.type = type;
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|
|
return this.fireEvent(e.type, e);
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|
|
},
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|
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|
|
/**
|
|
|
* Fires the attribute's change event.
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|
|
* @method fireChangeEvent
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|
|
* @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) {
|
|
|
YAHOO.log("Using a " + type + " event requires the event-mouseenter module", "error", "Event");
|
|
|
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) {
|
|
|
YAHOO.log('appendTo failed: element not available',
|
|
|
'error', 'Element');
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
if (!parent) {
|
|
|
YAHOO.log('appendTo failed: parent not available',
|
|
|
'error', 'Element');
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
if (element.parent != parent) {
|
|
|
if (before) {
|
|
|
parent.insertBefore(element, before);
|
|
|
} else {
|
|
|
parent.appendChild(element);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
YAHOO.log(element + 'appended to ' + parent);
|
|
|
|
|
|
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><String> type</code> available<br>
|
|
|
* <code><HTMLElement>
|
|
|
* 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><String> type</code> contentReady<br>
|
|
|
* <code><HTMLElement>
|
|
|
* 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><String> type</code> beforeAppendTo<br>
|
|
|
* <code><HTMLElement/Element>
|
|
|
* 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><String> type</code> appendTo<br>
|
|
|
* <code><HTMLElement/Element>
|
|
|
* 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"});
|
|
|
|
