Add JS files

jssource/src_files/include/ytree/TreeView/anim/TVAnim.js

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+/* Copyright (c) 2006 Yahoo! Inc. All rights reserved. */
+
+/**
+ * A static factory class for tree view expand/collapse animations
+ *
+ * @constructor
+ */
+YAHOO.widget.TVAnim = new function() {
+	/**
+	 * Constant for the fade in animation
+	 * 
+	 * @type string
+	 */
+	this.FADE_IN  = "YAHOO.widget.TVFadeIn";
+
+	/**
+	 * Constant for the fade out animation
+	 * 
+	 * @type string
+	 */
+	this.FADE_OUT = "YAHOO.widget.TVFadeOut";
+
+	/**
+	 * Returns a ygAnim instance of the given type
+	 *
+	 * @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
+	 */
+	this.getAnim = function(type, el, callback) {
+		switch (type) {
+			case this.FADE_IN:	return new YAHOO.widget.TVFadeIn(el, callback);
+			case this.FADE_OUT:	return new YAHOO.widget.TVFadeOut(el, callback);
+			default:			return null;
+		}
+	};
+
+	/**
+	 * Returns true if the specified animation class is available
+	 *
+	 * @param type {string} the type of animation
+	 * @return {boolean} true if valid, false if not
+	 */
+	this.isValid = function(type) {
+		return ( "undefined" != eval("typeof " + type) );
+	};
+};
+