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/**
* A static factory class for tree view expand/collapse animations
* @class TVAnim
* @static
*/
YAHOO.widget.TVAnim = function() {
return {
/**
* Constant for the fade in animation
* @property FADE_IN
* @type string
* @static
*/
FADE_IN: "TVFadeIn",
/**
* Constant for the fade out animation
* @property FADE_OUT
* @type string
* @static
*/
FADE_OUT: "TVFadeOut",
/**
* Returns a ygAnim instance of the given type
* @method getAnim
* @param type {string} the type of animation
* @param el {HTMLElement} the element to element (probably the children div)
* @param callback {function} function to invoke when the animation is done.
* @return {YAHOO.util.Animation} the animation instance
* @static
*/
getAnim: function(type, el, callback) {
if (YAHOO.widget[type]) {
return new YAHOO.widget[type](el, callback);
} else {
return null;
}
},
/**
* Returns true if the specified animation class is available
* @method isValid
* @param type {string} the type of animation
* @return {boolean} true if valid, false if not
* @static
*/
isValid: function(type) {
return (YAHOO.widget[type]);
}
};
} ();