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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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YAHOO.namespace("widget");
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(function () {
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var version = 0;
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var UA = YAHOO.env.ua;
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var sF = "ShockwaveFlash";
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if (UA.gecko || UA.webkit || UA.opera) {
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if ((mF = navigator.mimeTypes['application/x-shockwave-flash'])) {
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if ((eP = mF.enabledPlugin)) {
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var vS = [];
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vS = eP.description.replace(/\s[rd]/g, '.').replace(/[A-Za-z\s]+/g, '').split('.');
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version = vS[0] + '.';
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switch((vS[2].toString()).length)
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{
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case 1:
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version += "00";
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break;
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case 2:
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version += "0";
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break;
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}
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version += vS[2];
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version = parseFloat(version);
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}
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}
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}
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else if(UA.ie) {
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try
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{
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var ax6 = new ActiveXObject(sF + "." + sF + ".6");
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ax6.AllowScriptAccess = "always";
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}
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catch(e)
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{
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if(ax6 != null)
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{
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version = 6.0;
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}
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}
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if (version == 0) {
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try
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{
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var ax = new ActiveXObject(sF + "." + sF);
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var vS = [];
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vS = ax.GetVariable("$version").replace(/[A-Za-z\s]+/g, '').split(',');
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version = vS[0] + '.';
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switch((vS[2].toString()).length)
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{
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case 1:
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version += "00";
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break;
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case 2:
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version += "0";
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break;
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}
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version += vS[2];
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version = parseFloat(version);
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} catch (e) {}
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}
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}
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UA.flash = version;
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YAHOO.util.SWFDetect = {
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getFlashVersion : function () {
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return version;
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},
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isFlashVersionAtLeast : function (ver) {
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return version >= ver;
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}
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};
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var Dom = YAHOO.util.Dom,
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Event = YAHOO.util.Event,
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SWFDetect = YAHOO.util.SWFDetect,
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Lang = YAHOO.lang,
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// private
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FLASH_CID = "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000",
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FLASH_TYPE = "application/x-shockwave-flash",
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FLASH_VER = "10.22",
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EXPRESS_INSTALL_URL = "http://fpdownload.macromedia.com/pub/flashplayer/update/current/swf/autoUpdater.swf?" + Math.random(),
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EVENT_HANDLER = "YAHOO.widget.SWF.eventHandler",
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possibleAttributes = {align:"", allowNetworking:"", allowScriptAccess:"", base:"", bgcolor:"", menu:"", name:"", quality:"", salign:"", scale:"", tabindex:"", wmode:""};
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/**
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* The SWF utility is a tool for embedding Flash applications in HTMl pages.
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* @module swf
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* @title SWF Utility
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* @requires yahoo, dom, event
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* @namespace YAHOO.widget
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*/
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/**
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* Creates the SWF instance and keeps the configuration data
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*
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* @class SWF
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* @extends YAHOO.util.Element
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* @constructor
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* @param {String|HTMLElement} id The id of the element, or the element itself that the SWF will be inserted into.
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* The width and height of the SWF will be set to the width and height of this container element.
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* @param {String} swfURL The URL of the SWF to be embedded into the page.
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* @param {Object} p_oAttributes (optional) Configuration parameters for the Flash application and values for Flashvars
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* to be passed to the SWF.
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*/
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YAHOO.widget.SWF = function (p_oElement /*:String*/, swfURL /*:String*/, p_oAttributes /*:Object*/ ) {
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this._queue = this._queue || [];
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this._events = this._events || {};
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this._configs = this._configs || {};
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/**
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* The DOM id of this instance of the element. Automatically generated.
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* @property _id
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* @type String
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*/
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this._id = Dom.generateId(null, "yuiswf");
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if(p_oAttributes.host) this._host = p_oAttributes.host;
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var _id = this._id;
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var oElement = Dom.get(p_oElement);
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var flashVersion = (p_oAttributes["version"] || FLASH_VER);
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var isFlashVersionRight = SWFDetect.isFlashVersionAtLeast(flashVersion);
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var canExpressInstall = (UA.flash >= 8.0);
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var shouldExpressInstall = canExpressInstall && !isFlashVersionRight && p_oAttributes["useExpressInstall"];
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var flashURL = (shouldExpressInstall)?EXPRESS_INSTALL_URL:swfURL;
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var objstring = '<object ';
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var w, h;
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var flashvarstring = "YUISwfId=" + _id + "&YUIBridgeCallback=" + EVENT_HANDLER;
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YAHOO.widget.SWF._instances[_id] = this;
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if (oElement && (isFlashVersionRight || shouldExpressInstall) && flashURL) {
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objstring += 'id="' + _id + '" ';
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if (UA.ie) {
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objstring += 'classid="' + FLASH_CID + '" '
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}
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else {
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objstring += 'type="' + FLASH_TYPE + '" data="' + flashURL + '" ';
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}
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w = "100%";
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h = "100%";
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objstring += 'width="' + w + '" height="' + h + '">';
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if (UA.ie) {
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objstring += '<param name="movie" value="' + flashURL + '"/>';
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}
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for (var attribute in p_oAttributes.fixedAttributes) {
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if (possibleAttributes.hasOwnProperty(attribute)) {
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objstring += '<param name="' + attribute + '" value="' + p_oAttributes.fixedAttributes[attribute] + '"/>';
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}
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}
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for (var flashvar in p_oAttributes.flashVars) {
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var fvar = p_oAttributes.flashVars[flashvar];
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if (Lang.isString(fvar)) {
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flashvarstring += "&" + flashvar + "=" + encodeURIComponent(fvar);
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}
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}
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if (flashvarstring) {
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objstring += '<param name="flashVars" value="' + flashvarstring + '"/>';
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}
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objstring += "</object>";
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oElement.innerHTML = objstring;
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}
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YAHOO.widget.SWF.superclass.constructor.call(this, Dom.get(_id));
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this._swf = Dom.get(_id);
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};
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/**
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* The static collection of all instances of the SWFs on the page.
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* @property _instances
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* @private
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* @type Object
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*/
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YAHOO.widget.SWF._instances = YAHOO.widget.SWF._instances || {};
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/**
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* Handles an event coming from within the SWF and delegate it
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* to a specific instance of SWF.
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* @method eventHandler
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* @param swfid {String} the id of the SWF dispatching the event
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* @param event {Object} the event being transmitted.
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* @private
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*/
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YAHOO.widget.SWF.eventHandler = function (swfid, event) {
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YAHOO.widget.SWF._instances[swfid]._eventHandler(event);
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};
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YAHOO.extend(YAHOO.widget.SWF, YAHOO.util.Element, {
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_eventHandler: function(event)
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{
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if (event.type == "swfReady")
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{
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this.createEvent("swfReady", {fireOnce:true});
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this.fireEvent("swfReady", event);
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}
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else if(event.type == "log")
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{
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YAHOO.log(event.message, event.category, this._host ? this._host.toString() : this.toString());
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}
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else
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{
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if(this._host && this._host.fireEvent)
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{
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this._host.fireEvent(event.type, event);
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}
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else
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{
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this.fireEvent(event.type, event);
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}
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}
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},
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/**
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* Calls a specific function exposed by the SWF's
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* ExternalInterface.
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* @method callSWF
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* @param func {String} the name of the function to call
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* @param args {Object} the set of arguments to pass to the function.
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*/
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callSWF: function (func, args)
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{
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if (!args) {
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args= [];
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};
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if (this._swf[func]) {
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return(this._swf[func].apply(this._swf, args));
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} else {
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return null;
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}
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},
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/**
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* Public accessor to the unique name of the SWF instance.
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*
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* @method toString
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* @return {String} Unique name of the SWF instance.
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*/
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toString: function()
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{
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return "SWF " + this._id;
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}
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});
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})();
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YAHOO.register("swf", YAHOO.widget.SWF, {version: "2.8.2r1", build: "7"});
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