Upgrade to ExtJS 4.0.2 - Released 06/09/2011

[extjs.git] / src / direct / PollingProvider.js

diff --git a/src/direct/PollingProvider.js b/src/direct/PollingProvider.js
index d44f9e3..336c968 100644 (file)
--- a/src/direct/PollingProvider.js
+++ b/src/direct/PollingProvider.js
@@ -1,9 +1,17 @@
-/*!
- * Ext JS Library 3.3.1
- * Copyright(c) 2006-2010 Sencha Inc.
- * licensing@sencha.com
- * http://www.sencha.com/license
- */
+/*
+
+This file is part of Ext JS 4
+
+Copyright (c) 2011 Sencha Inc
+
+Contact:  http://www.sencha.com/contact
+
+GNU General Public License Usage
+This file may be used under the terms of the GNU General Public License version 3.0 as published by the Free Software Foundation and appearing in the file LICENSE included in the packaging of this file.  Please review the following information to ensure the GNU General Public License version 3.0 requirements will be met: http://www.gnu.org/copyleft/gpl.html.
+
+If you are unsure which license is appropriate for your use, please contact the sales department at http://www.sencha.com/contact.
+
+*/
 /**
  * @class Ext.direct.PollingProvider
  * @extends Ext.direct.JsonProvider
@@ -22,26 +30,32 @@ var pollA = new Ext.direct.PollingProvider({
     type:'polling',
     url: 'php/pollA.php',
 });
-Ext.Direct.addProvider(pollA);
+Ext.direct.Manager.addProvider(pollA);
 pollA.disconnect();
 
-Ext.Direct.addProvider(
+Ext.direct.Manager.addProvider(
     {
         type:'polling',
         url: 'php/pollB.php',
         id: 'pollB-provider'
     }
 );
-var pollB = Ext.Direct.getProvider('pollB-provider');
+var pollB = Ext.direct.Manager.getProvider('pollB-provider');
  * </code></pre>
  */
-Ext.direct.PollingProvider = Ext.extend(Ext.direct.JsonProvider, {
-    /**
-     * @cfg {Number} priority
-     * Priority of the request (defaults to <tt>3</tt>). See {@link Ext.direct.Provider#priority}.
-     */
-    // override default priority
-    priority: 3,
+Ext.define('Ext.direct.PollingProvider', {
+    
+    /* Begin Definitions */
+    
+    extend: 'Ext.direct.JsonProvider',
+    
+    alias: 'direct.pollingprovider',
+    
+    uses: ['Ext.direct.ExceptionEvent'],
+    
+    requires: ['Ext.Ajax', 'Ext.util.DelayedTask'],
+    
+    /* End Definitions */
     
     /**
      * @cfg {Number} interval
@@ -63,7 +77,7 @@ Ext.direct.PollingProvider = Ext.extend(Ext.direct.JsonProvider, {
 
     // private
     constructor : function(config){
-        Ext.direct.PollingProvider.superclass.constructor.call(this, config);
+        this.callParent(arguments);
         this.addEvents(
             /**
              * @event beforepoll
@@ -91,28 +105,32 @@ Ext.direct.PollingProvider = Ext.extend(Ext.direct.JsonProvider, {
      * response subscribe to the data event.
      */
     connect: function(){
-        if(this.url && !this.pollTask){
-            this.pollTask = Ext.TaskMgr.start({
+        var me = this, url = me.url;
+        
+        if (url && !me.pollTask) {
+            me.pollTask = Ext.TaskManager.start({
                 run: function(){
-                    if(this.fireEvent('beforepoll', this) !== false){
-                        if(typeof this.url == 'function'){
-                            this.url(this.baseParams);
-                        }else{
+                    if (me.fireEvent('beforepoll', me) !== false) {
+                        if (Ext.isFunction(url)) {
+                            url(me.baseParams);
+                        } else {
                             Ext.Ajax.request({
-                                url: this.url,
-                                callback: this.onData,
-                                scope: this,
-                                params: this.baseParams
+                                url: url,
+                                callback: me.onData,
+                                scope: me,
+                                params: me.baseParams
                             });
                         }
                     }
                 },
-                interval: this.interval,
-                scope: this
+                interval: me.interval,
+                scope: me
             });
-            this.fireEvent('connect', this);
-        }else if(!this.url){
-            throw 'Error initializing PollingProvider, no url configured.';
+            me.fireEvent('connect', me);
+        } else if (!url) {
+            //<debug>
+            Ext.Error.raise('Error initializing PollingProvider, no url configured.');
+            //</debug>
         }
     },
 
@@ -121,31 +139,34 @@ Ext.direct.PollingProvider = Ext.extend(Ext.direct.JsonProvider, {
      * event will be fired on a successful disconnect.
      */
     disconnect: function(){
-        if(this.pollTask){
-            Ext.TaskMgr.stop(this.pollTask);
-            delete this.pollTask;
-            this.fireEvent('disconnect', this);
+        var me = this;
+        
+        if (me.pollTask) {
+            Ext.TaskManager.stop(me.pollTask);
+            delete me.pollTask;
+            me.fireEvent('disconnect', me);
         }
     },
 
     // private
-    onData: function(opt, success, xhr){
-        if(success){
-            var events = this.getEvents(xhr);
-            for(var i = 0, len = events.length; i < len; i++){
-                var e = events[i];
-                this.fireEvent('data', this, e);
+    onData: function(opt, success, response){
+        var me = this, 
+            i = 0, 
+            len,
+            events;
+        
+        if (success) {
+            events = me.createEvents(response);
+            for (len = events.length; i < len; ++i) {
+                me.fireEvent('data', me, events[i]);
             }
-        }else{
-            var e = new Ext.Direct.ExceptionEvent({
-                data: e,
-                code: Ext.Direct.exceptions.TRANSPORT,
+        } else {
+            me.fireEvent('data', me, Ext.create('Ext.direct.ExceptionEvent', {
+                data: null,
+                code: Ext.direct.Manager.self.exceptions.TRANSPORT,
                 message: 'Unable to connect to the server.',
-                xhr: xhr
-            });
-            this.fireEvent('data', this, e);
+                xhr: response
+            }));
         }
     }
 });
-
-Ext.Direct.PROVIDERS['polling'] = Ext.direct.PollingProvider;
\ No newline at end of file