StackOverflow2013

Note that there are some explanatory texts on larger screens.

plurals

PO
text
Body
copied!<p>You'll only need to write some code on the server-side for specific functionalities, such as security features (if not all the users can send messages for example).</p> <p>On the client side, you need to:</p> <ul> <li>connect to the server;</li> <li>get the shared object from the server. If it does not exist when you ask for it, it will be created;</li> <li>add a listener on it for <code>SyncEvent</code>.</li> </ul> <p>From there, every time a client will add, update or delete a property of the sharedObject using the <code>setProperty()</code> method, all the connected clients will receive a <code>SyncEvent</code>.</p> <pre><code>package { import flash.events.Event; import flash.events.EventDispatcher; import flash.events.IEventDispatcher; import flash.events.NetStatusEvent; import flash.events.SyncEvent; import flash.net.NetConnection; import flash.net.SharedObject; public class Chat extends EventDispatcher { public var messages:Array; private var connection:NetConnection; private var chat_so:SharedObject; public function Chat() { super(); connection = new NetConnection(); connection.addEventListener(NetStatusEvent.NET_STATUS, onNetStatus); messages = []; } public function connect(uri:String):void { connection.connect(uri); } public function addMessage(value:String):void { chat_so.setProperty(messages.length.toString(), value); } private function setUpSharedObject():void { chat_so = SharedObject.getRemote("chat", connection.uri); chat_so.addEventListener(SyncEvent.SYNC, onSync); chat_so.client = this; } private function onNetStatus(event:NetStatusEvent):void { if (event.info.code == "NetConnection.Connect.Success") { setUpSharedObject(); } else { trace(event.info.code + ": " + event.info.description); } } private function onSync(event:SyncEvent):void { for (var i:int = 0; i < event.changeList.length; i++) { var code:String = event.changeList[i].code; switch(code) { case "change": case "success": { messages.push(); dispatchEvent(new Event(Event.CHANGE)); break; } case "clear": { messages = []; break; } case "delete": default: { break; } } } } } } </code></pre>

Querying!

Guidance

An individual column

Larger individual text columns get their own page to allow for proper reading.

SQuiL has stopped working due to an internal error.

If you are curious you may find further information in the browser console, which is accessible through the devtools (F12).

Reload