Posted By

chrisaiv on 03/10/10

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Last Edited at 03/10/10 11:30am

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AS3: Pop-up blocker workaround

/ Published in: ActionScript 3

If pop-up blockers are making things difficult for you, try this awesome class. It uses Javascript to pop open a window if navigateToURL() fails.

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/**
* Flash AS3 Page Change Utility
* @author Jordan Ambra
* @version 1.2
* http://www.zorked.com
* http://www.zorked.com/flash/flash-and-navigatetourl-popup-blocking/
*/

package com.zorked {
	import flash.external.ExternalInterface;
	import flash.net.*;
	
	public class URLNavigator {
		
		/**
		 * Utility function to wrap up changing pages. Avoids over-aggressive popup blockers.
		 * @param url		The URL to change to. Either a String or a URLRequest
		 * @param window	The target browser window/tab, generally _self, _top, or _blank
		 * @usage URLNavigator.ChangePage("http://www.google.com", "_blank");
		 */
		public static function ChangePage(url:*, window:String = "_self"):void {
			var req:URLRequest = url is String ? new URLRequest(url) : url;
			if (!ExternalInterface.available) {
				navigateToURL(req, window);
			} else {
				var strUserAgent:String = String(ExternalInterface.call("function() {return navigator.userAgent;}")).toLowerCase();
				if (strUserAgent.indexOf("firefox") != -1 || (strUserAgent.indexOf("msie") != -1 && uint(strUserAgent.substr(strUserAgent.indexOf("msie") + 5, 3)) >= 7)) {
					ExternalInterface.call("window.open", req.url, window);
				} else {
					navigateToURL(req, window);
				}
			}
		}
		
	}
	
}

URL: http://www.zorked.com/flash/flash-and-navigatetourl-popup-blocking/

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