<html>
|
<head>
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
|
<title>The source code</title>
|
<link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
|
<script type="text/javascript" src="../resources/prettify/prettify.js"></script>
|
</head>
|
<body onload="prettyPrint();">
|
<pre class="prettyprint lang-js"><div id="cls-Ext.direct.Provider"></div>/**
|
* @class Ext.direct.Provider
|
* @extends Ext.util.Observable
|
* <p>Ext.direct.Provider is an abstract class meant to be extended.</p>
|
*
|
* <p>For example ExtJs implements the following subclasses:</p>
|
* <pre><code>
|
Provider
|
|
|
+---{@link Ext.direct.JsonProvider JsonProvider}
|
|
|
+---{@link Ext.direct.PollingProvider PollingProvider}
|
|
|
+---{@link Ext.direct.RemotingProvider RemotingProvider}
|
* </code></pre>
|
* @abstract
|
*/
|
Ext.direct.Provider = Ext.extend(Ext.util.Observable, {
|
<div id="cfg-Ext.direct.Provider-id"></div>/**
|
* @cfg {String} id
|
* The unique id of the provider (defaults to an {@link Ext#id auto-assigned id}).
|
* You should assign an id if you need to be able to access the provider later and you do
|
* not have an object reference available, for example:
|
* <pre><code>
|
Ext.Direct.addProvider(
|
{
|
type: 'polling',
|
url: 'php/poll.php',
|
id: 'poll-provider'
|
}
|
);
|
|
var p = {@link Ext.Direct Ext.Direct}.{@link Ext.Direct#getProvider getProvider}('poll-provider');
|
p.disconnect();
|
* </code></pre>
|
*/
|
|
<div id="cfg-Ext.direct.Provider-priority"></div>/**
|
* @cfg {Number} priority
|
* Priority of the request. Lower is higher priority, <tt>0</tt> means "duplex" (always on).
|
* All Providers default to <tt>1</tt> except for PollingProvider which defaults to <tt>3</tt>.
|
*/
|
priority: 1,
|
|
<div id="cfg-Ext.direct.Provider-type"></div>/**
|
* @cfg {String} type
|
* <b>Required</b>, <tt>undefined</tt> by default. The <tt>type</tt> of provider specified
|
* to {@link Ext.Direct Ext.Direct}.{@link Ext.Direct#addProvider addProvider} to create a
|
* new Provider. Acceptable values by default are:<div class="mdetail-params"><ul>
|
* <li><b><tt>polling</tt></b> : {@link Ext.direct.PollingProvider PollingProvider}</li>
|
* <li><b><tt>remoting</tt></b> : {@link Ext.direct.RemotingProvider RemotingProvider}</li>
|
* </ul></div>
|
*/
|
|
// private
|
constructor : function(config){
|
Ext.apply(this, config);
|
this.addEvents(
|
<div id="event-Ext.direct.Provider-connect"></div>/**
|
* @event connect
|
* Fires when the Provider connects to the server-side
|
* @param {Ext.direct.Provider} provider The {@link Ext.direct.Provider Provider}.
|
*/
|
'connect',
|
<div id="event-Ext.direct.Provider-disconnect"></div>/**
|
* @event disconnect
|
* Fires when the Provider disconnects from the server-side
|
* @param {Ext.direct.Provider} provider The {@link Ext.direct.Provider Provider}.
|
*/
|
'disconnect',
|
<div id="event-Ext.direct.Provider-data"></div>/**
|
* @event data
|
* Fires when the Provider receives data from the server-side
|
* @param {Ext.direct.Provider} provider The {@link Ext.direct.Provider Provider}.
|
* @param {event} e The {@link Ext.Direct#eventTypes Ext.Direct.Event type} that occurred.
|
*/
|
'data',
|
<div id="event-Ext.direct.Provider-exception"></div>/**
|
* @event exception
|
* Fires when the Provider receives an exception from the server-side
|
*/
|
'exception'
|
);
|
Ext.direct.Provider.superclass.constructor.call(this, config);
|
},
|
|
<div id="method-Ext.direct.Provider-isConnected"></div>/**
|
* Returns whether or not the server-side is currently connected.
|
* Abstract method for subclasses to implement.
|
*/
|
isConnected: function(){
|
return false;
|
},
|
|
<div id="prop-Ext.direct.Provider-connect"></div>/**
|
* Abstract methods for subclasses to implement.
|
*/
|
connect: Ext.emptyFn,
|
|
<div id="prop-Ext.direct.Provider-disconnect"></div>/**
|
* Abstract methods for subclasses to implement.
|
*/
|
disconnect: Ext.emptyFn
|
});
|
</pre>
|
</body>
|
</html>
|
