flash on 2010-10-25

/**
 * Copyright tjoen ( http://wonderfl.net/user/tjoen )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/5m7g
 */

package {
    import flash.display.Sprite;
    import flash.events.TextEvent;
    import flash.errors.IOError;
    import flash.events.IOErrorEvent;
    import flash.system.Capabilities;
    import flash.net.navigateToURL;
    import flash.net.URLRequest;
    import flash.text.TextField;
    import flash.text.TextFieldAutoSize;
    import flash.display.Shape;
    import flash.display.Graphics;

    public class TextEvent_LINKExample extends Sprite {
        private  var myCircle:Shape = new Shape();
        
        public function TextEvent_LINKExample() {
            var myTextField:TextField = new TextField();
            myTextField.autoSize = TextFieldAutoSize.LEFT;
            myTextField.multiline = true;
            myTextField.background = true;
            myTextField.htmlText = "Draw a circle with the radius of <u><a href=\"event:20\">20 pixels</a></u>.<br>" 
                         +  "Draw a circle with the radius of <u><a href=\"event:50\">50 pixels</a></u>.<br><br>"
                         +  "<u><a href=\"event:os\">Learn about your operating system.</a></u><br>";

            myTextField.addEventListener(TextEvent.LINK, linkHandler);

            this.addChild(myTextField);
            this.addChild(myCircle);
        }
        
        private function linkHandler(e:TextEvent):void {
            var osString:String = Capabilities.os;
            
            if(e.text == "os") {
       
                if (osString.search(/Windows/) != -1 ){
                    navigateToURL(new URLRequest("http://www.microsoft.com/"), "_self");
                }else if (osString.search(/Mac/) != -1 ) {
                    navigateToURL(new URLRequest("http://www.apple.com/"), "_self");
                } else if (osString.search(/linux/i)!= -1) {
                    navigateToURL(new URLRequest("http://www.tldp.org/"), "_self");
                }
            
            } else {
                myCircle.graphics.clear();    
                myCircle.graphics.beginFill(0xFF0000);
                myCircle.graphics.drawCircle(100, 150, Number(e.text));
                myCircle.graphics.endFill();
            }             
        }
    }
}