SWF Investigator Code

<?xml version="1.0" encoding="utf-8"?>
<s:Window xmlns:fx="http://ns.adobe.com/mxml/2009"
		  xmlns:s="library://ns.adobe.com/flex/spark"
		  xmlns:mx="library://ns.adobe.com/flex/mx"
		  width="605" height="290" title="Mini Web Server" backgroundColor="#60f3ea" showStatusBar="false" windowComplete="onOpen()" close="onClose()">
	<fx:Script>
		<![CDATA[
			import databaseUtils.PreferencesDB;
			
			import mx.controls.Alert;
			import mx.events.FlexEvent;
			
			import osUtils.WebServer;
			import osUtils.WebServerEvent;
			
			/**
			 * @private
			 * The web server for cross-site flashing tests
			 */
			private var webServer:WebServer;
			
			/**
			 * @private
			 * A ptr to the preferences DB
			 */
			public var prefDB:PreferencesDB;
			
			/**
			 * @private
			 */
			private function onOpen():void {
				this.ipAddress.text = this.prefDB.getPref("serverIP");
				this.docRoot.text = this.prefDB.getPref("serverPath");
				this.listenPort.text = this.prefDB.getIntPref("serverPort").toString();
			}
			
			/**
			 * @private
			 * Stop the web server when the window closes
			 */
			private function onClose():void {
				if (this.webServer != null && this.webServer.listening) {
					this.webServer.close();
				}

			}
			
			/**
			 * @private
			 * Display information from any server errors.
			 * 
			 * @param evt The WebServerEvent for general errors
			 */
			private function serverError(evt:WebServerEvent):void {
				this.statusOutput.text += evt.message + "\n";
			}
			
			/**
			 * @private
			 * Sets the text box to the location of the document root
			 * 
			 * @param evt The FileActionEvent
			 */
			private function onDirSelection(evt:Event):void {
				this.docRoot.text = evt.target.url;
				try {
					this.webServer = new WebServer(this.docRoot.text);
					this.webServer.addEventListener(WebServerEvent.GENERAL_ERROR, serverError);
				} catch (e:Error) {
					mx.controls.Alert.show("Document path does not exist!","Error", 4, this);
				}
			}
			
			/**
			 * @private
			 * This function creates the popUp window to select the directory file
			 */
			private function getDirectory():void {
				var filePtr:File = File.documentsDirectory;
				filePtr.addEventListener(Event.SELECT,onDirSelection);
				filePtr.browseForDirectory("Choose the document root");
			}
			
			/**
			 * @private
			 * Called by the Start Listening button to start the server and ensure variables are correct
			 */
			private function startListening():void {
				if (this.docRoot.text.length < 1) {
					mx.controls.Alert.show("Please choose a document root for the server.","Error", 4, this);
					return;
				}
				
				if (this.ipAddress.text.length < 7) {
					mx.controls.Alert.show("Please specify a valid IP address","Error", 4, this);
					return;
				}
				
				if (this.listenPort.text.length < 1) {
					mx.controls.Alert.show("Please specify a port number","Error", 4, this);
					return;
				}
				
				var port:Number = parseInt(this.listenPort.text);
				if (isNaN(port)) {
					mx.controls.Alert.show("Please specify a valid port number","Error", 4, this);
					return;
				}
				
				try {
					if (this.webServer == null) {
						this.webServer = new WebServer(this.docRoot.text);
						this.webServer.addEventListener(WebServerEvent.GENERAL_ERROR, serverError);
					}
					if (this.webServer.listening) {
						this.webServer.close();
					}
					this.webServer.listen(this.ipAddress.text, port); 
				} catch (e:Error) {
					mx.controls.Alert.show(e.message,"Error", 4, this);
					return;
				}
				
				this.statusOutput.text = "Successfully listening on " + this.ipAddress.text  + ":" + port.toString() + "\n";
			}
			
			/**
			 * @private
			 * Stop the web server from listening
			 */
			private function stopListening():void {
				if (this.webServer != null) {
					this.webServer.close();
					this.statusOutput.text = "Stopped listening...\n";
				}
			}
			
			/**
			 * @private
			 * Save these settings as the new defaults
			 */
			private function saveDefaults():void {
				this.prefDB.updatePref("serverIP", this.ipAddress.text, false);
				this.prefDB.updatePref("serverPort", this.listenPort.text, false);
				this.prefDB.updatePref("serverPath", this.docRoot.text);
			}
			
		]]>
	</fx:Script>
	<s:Group>
		<s:Label x="19" y="19" text="Choose the root directory for the web server:"/>
		<s:TextInput x="19" y="39" width="419" id="docRoot"/>
		<s:Button x="456" y="40" label="Choose Directory" click="getDirectory()" />
		<s:Label x="19" y="88" text="IP Address:"/>
		<s:TextInput id="ipAddress" x="90" y="82" text="127.0.0.1"/>
		<s:Label x="273" y="88" text="Port:"/>
		<s:TextInput x="310" y="82" text="9080" id="listenPort"/>
		<s:Button x="12" y="131" label="Start Listening" click="startListening()" />
		<s:Button x="128" y="131" label="Stop Listening" click="stopListening()"/>
		<s:Button x="405" y="131" label="Remember these settings" click="saveDefaults()"/>
		<s:Label x="15" y="181" text="Status"/>
		<s:TextArea x="10" y="201" width="562" height="79" id="statusOutput" text="Not listening..." editable="false"/>
	</s:Group>
</s:Window>