swf.js
268 lines
| 7.1 KiB
| application/javascript
|
JavascriptLexer
Marcin Kuzminski
|
r0 | /* | ||
Copyright (c) 2009, Yahoo! Inc. All rights reserved. | ||||
Code licensed under the BSD License: | ||||
http://developer.yahoo.net/yui/license.txt | ||||
version: 2.8.0r4 | ||||
*/ | ||||
YAHOO.namespace("widget"); | ||||
(function () { | ||||
var version = 0; | ||||
var UA = YAHOO.env.ua; | ||||
var sF = "ShockwaveFlash"; | ||||
if (UA.gecko || UA.webkit || UA.opera) { | ||||
if ((mF = navigator.mimeTypes['application/x-shockwave-flash'])) { | ||||
if ((eP = mF.enabledPlugin)) { | ||||
var vS = []; | ||||
vS = eP.description.replace(/\s[rd]/g, '.').replace(/[A-Za-z\s]+/g, '').split('.'); | ||||
version = vS[0] + '.'; | ||||
switch((vS[2].toString()).length) | ||||
{ | ||||
case 1: | ||||
version += "00"; | ||||
break; | ||||
case 2: | ||||
version += "0"; | ||||
break; | ||||
} | ||||
version += vS[2]; | ||||
version = parseFloat(version); | ||||
} | ||||
} | ||||
} | ||||
else if(UA.ie) { | ||||
try | ||||
{ | ||||
var ax6 = new ActiveXObject(sF + "." + sF + ".6"); | ||||
ax6.AllowScriptAccess = "always"; | ||||
} | ||||
catch(e) | ||||
{ | ||||
if(ax6 != null) | ||||
{ | ||||
version = 6.0; | ||||
} | ||||
} | ||||
if (version == 0) { | ||||
try | ||||
{ | ||||
var ax = new ActiveXObject(sF + "." + sF); | ||||
var vS = []; | ||||
vS = ax.GetVariable("$version").replace(/[A-Za-z\s]+/g, '').split(','); | ||||
version = vS[0] + '.'; | ||||
switch((vS[2].toString()).length) | ||||
{ | ||||
case 1: | ||||
version += "00"; | ||||
break; | ||||
case 2: | ||||
version += "0"; | ||||
break; | ||||
} | ||||
version += vS[2]; | ||||
version = parseFloat(version); | ||||
} catch (e) {} | ||||
} | ||||
} | ||||
UA.flash = version; | ||||
YAHOO.util.SWFDetect = { | ||||
getFlashVersion : function () { | ||||
return version; | ||||
}, | ||||
isFlashVersionAtLeast : function (ver) { | ||||
return version >= ver; | ||||
} | ||||
}; | ||||
var Dom = YAHOO.util.Dom, | ||||
Event = YAHOO.util.Event, | ||||
SWFDetect = YAHOO.util.SWFDetect, | ||||
Lang = YAHOO.lang, | ||||
// private | ||||
FLASH_CID = "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000", | ||||
FLASH_TYPE = "application/x-shockwave-flash", | ||||
FLASH_VER = "10.22", | ||||
EXPRESS_INSTALL_URL = "http://fpdownload.macromedia.com/pub/flashplayer/update/current/swf/autoUpdater.swf?" + Math.random(), | ||||
EVENT_HANDLER = "YAHOO.widget.SWF.eventHandler", | ||||
possibleAttributes = {align:"", allowNetworking:"", allowScriptAccess:"", base:"", bgcolor:"", menu:"", name:"", quality:"", salign:"", scale:"", tabindex:"", wmode:""}; | ||||
/** | ||||
* The SWF utility is a tool for embedding Flash applications in HTMl pages. | ||||
* @module swf | ||||
* @title SWF Utility | ||||
* @requires yahoo, dom, event | ||||
* @namespace YAHOO.widget | ||||
*/ | ||||
/** | ||||
* Creates the SWF instance and keeps the configuration data | ||||
* | ||||
* @class SWF | ||||
* @extends YAHOO.util.Element | ||||
* @constructor | ||||
* @param {String|HTMLElement} id The id of the element, or the element itself that the SWF will be inserted into. | ||||
* The width and height of the SWF will be set to the width and height of this container element. | ||||
* @param {String} swfURL The URL of the SWF to be embedded into the page. | ||||
* @param {Object} p_oAttributes (optional) Configuration parameters for the Flash application and values for Flashvars | ||||
* to be passed to the SWF. | ||||
*/ | ||||
YAHOO.widget.SWF = function (p_oElement /*:String*/, swfURL /*:String*/, p_oAttributes /*:Object*/ ) { | ||||
this._queue = this._queue || []; | ||||
this._events = this._events || {}; | ||||
this._configs = this._configs || {}; | ||||
/** | ||||
* The DOM id of this instance of the element. Automatically generated. | ||||
* @property _id | ||||
* @type String | ||||
*/ | ||||
this._id = Dom.generateId(null, "yuiswf"); | ||||
if(p_oAttributes.host) this._host = p_oAttributes.host; | ||||
var _id = this._id; | ||||
var oElement = Dom.get(p_oElement); | ||||
var flashVersion = (p_oAttributes["version"] || FLASH_VER); | ||||
var isFlashVersionRight = SWFDetect.isFlashVersionAtLeast(flashVersion); | ||||
var canExpressInstall = (UA.flash >= 8.0); | ||||
var shouldExpressInstall = canExpressInstall && !isFlashVersionRight && p_oAttributes["useExpressInstall"]; | ||||
var flashURL = (shouldExpressInstall)?EXPRESS_INSTALL_URL:swfURL; | ||||
var objstring = '<object '; | ||||
var w, h; | ||||
var flashvarstring = "YUISwfId=" + _id + "&YUIBridgeCallback=" + EVENT_HANDLER; | ||||
YAHOO.widget.SWF._instances[_id] = this; | ||||
if (oElement && (isFlashVersionRight || shouldExpressInstall) && flashURL) { | ||||
objstring += 'id="' + _id + '" '; | ||||
if (UA.ie) { | ||||
objstring += 'classid="' + FLASH_CID + '" ' | ||||
} | ||||
else { | ||||
objstring += 'type="' + FLASH_TYPE + '" data="' + flashURL + '" '; | ||||
} | ||||
w = "100%"; | ||||
h = "100%"; | ||||
objstring += 'width="' + w + '" height="' + h + '">'; | ||||
if (UA.ie) { | ||||
objstring += '<param name="movie" value="' + flashURL + '"/>'; | ||||
} | ||||
for (var attribute in p_oAttributes.fixedAttributes) { | ||||
if (possibleAttributes.hasOwnProperty(attribute)) { | ||||
objstring += '<param name="' + attribute + '" value="' + p_oAttributes.fixedAttributes[attribute] + '"/>'; | ||||
} | ||||
} | ||||
for (var flashvar in p_oAttributes.flashVars) { | ||||
var fvar = p_oAttributes.flashVars[flashvar]; | ||||
if (Lang.isString(fvar)) { | ||||
flashvarstring += "&" + flashvar + "=" + encodeURIComponent(fvar); | ||||
} | ||||
} | ||||
if (flashvarstring) { | ||||
objstring += '<param name="flashVars" value="' + flashvarstring + '"/>'; | ||||
} | ||||
objstring += "</object>"; | ||||
oElement.innerHTML = objstring; | ||||
} | ||||
YAHOO.widget.SWF.superclass.constructor.call(this, Dom.get(_id)); | ||||
this._swf = Dom.get(_id); | ||||
}; | ||||
/** | ||||
* The static collection of all instances of the SWFs on the page. | ||||
* @property _instances | ||||
* @private | ||||
* @type Object | ||||
*/ | ||||
YAHOO.widget.SWF._instances = YAHOO.widget.SWF._instances || {}; | ||||
/** | ||||
* Handles an event coming from within the SWF and delegate it | ||||
* to a specific instance of SWF. | ||||
* @method eventHandler | ||||
* @param swfid {String} the id of the SWF dispatching the event | ||||
* @param event {Object} the event being transmitted. | ||||
* @private | ||||
*/ | ||||
YAHOO.widget.SWF.eventHandler = function (swfid, event) { | ||||
YAHOO.widget.SWF._instances[swfid]._eventHandler(event); | ||||
}; | ||||
YAHOO.extend(YAHOO.widget.SWF, YAHOO.util.Element, { | ||||
_eventHandler: function(event) | ||||
{ | ||||
if (event.type == "swfReady") | ||||
{ | ||||
this.createEvent("swfReady", {fireOnce:true}); | ||||
this.fireEvent("swfReady", event); | ||||
} | ||||
else if(event.type == "log") | ||||
{ | ||||
} | ||||
else | ||||
{ | ||||
if(this._host && this._host.fireEvent) | ||||
{ | ||||
this._host.fireEvent(event.type, event); | ||||
} | ||||
else | ||||
{ | ||||
this.fireEvent(event.type, event); | ||||
} | ||||
} | ||||
}, | ||||
/** | ||||
* Calls a specific function exposed by the SWF's | ||||
* ExternalInterface. | ||||
* @method callSWF | ||||
* @param func {String} the name of the function to call | ||||
* @param args {Object} the set of arguments to pass to the function. | ||||
*/ | ||||
callSWF: function (func, args) | ||||
{ | ||||
if (!args) { | ||||
args= []; | ||||
}; | ||||
if (this._swf[func]) { | ||||
return(this._swf[func].apply(this._swf, args)); | ||||
} else { | ||||
return null; | ||||
} | ||||
}, | ||||
/** | ||||
* Public accessor to the unique name of the SWF instance. | ||||
* | ||||
* @method toString | ||||
* @return {String} Unique name of the SWF instance. | ||||
*/ | ||||
toString: function() | ||||
{ | ||||
return "SWF " + this._id; | ||||
} | ||||
}); | ||||
})(); | ||||
YAHOO.register("swf", YAHOO.widget.SWF, {version: "2.8.0r4", build: "2449"}); | ||||