Upgrade to ExtJS 3.1.1 - Released 02/08/2010
[extjs.git] / docs / output / Ext.Direct.html
index 4b3237d..6e82f3d 100644 (file)
@@ -1,4 +1,4 @@
-<div class="body-wrap" xmlns:ext="http://www.extjs.com"><div class="top-tools"><a class="inner-link" href="#Ext.Direct-props"><img src="resources/images/default/s.gif" class="item-icon icon-prop">Properties</a>&#13;<a class="inner-link" href="#Ext.Direct-methods"><img src="resources/images/default/s.gif" class="item-icon icon-method">Methods</a>&#13;<a class="inner-link" href="#Ext.Direct-events"><img src="resources/images/default/s.gif" class="item-icon icon-event">Events</a>&#13;<a class="inner-link" href="#Ext.Direct-configs"><img src="resources/images/default/s.gif" class="item-icon icon-config">Config Options</a>&#13;<a class="bookmark" href="../docs/?class=Ext.Direct"><img src="resources/images/default/s.gif" class="item-icon icon-fav">Direct Link</a>&#13;</div><div class="inheritance res-block"><pre class="res-block-inner"><a href="output/Ext.util.Observable.html" ext:member="" ext:cls="Ext.util.Observable">Observable</a>&#13;&nbsp;&nbsp;<img src="resources/elbow-end.gif">Direct</pre></div><h1>Class <a href="source/Direct.html#cls-Ext.Direct">Ext.Direct</a></h1><table cellspacing="0"><tr><td class="label">Package:</td><td class="hd-info">Ext</td></tr><tr><td class="label">Defined In:</td><td class="hd-info">Direct.js</td></tr><tr><td class="label">Class:</td><td class="hd-info"><a href="source/Direct.html#cls-Ext.Direct">Direct</a></td></tr><tr><td class="label">Extends:</td><td class="hd-info"><a href="output/Ext.util.Observable.html" ext:cls="Ext.util.Observable" ext:member="">Observable</a></td></tr></table><div class="description"><p><b><u>Overview</u></b></p>\r
+<div xmlns:ext="http://www.extjs.com" class="body-wrap"><div class="inheritance res-block"><pre class="res-block-inner"><a href="output/Ext.util.Observable.html" ext:member="" ext:cls="Ext.util.Observable">Observable</a>&#13;&nbsp;&nbsp;<img src="resources/elbow-end.gif">Direct</pre></div><h1>Class <a href="source/Direct.html#cls-Ext.Direct">Ext.Direct</a></h1><table cellspacing="0"><tr><td class="label">Package:</td><td class="hd-info">Ext</td></tr><tr><td class="label">Defined In:</td><td class="hd-info">Direct.js</td></tr><tr><td class="label">Class:</td><td class="hd-info"><a href="source/Direct.html#cls-Ext.Direct">Direct</a></td></tr><tr><td class="label">Extends:</td><td class="hd-info"><a href="output/Ext.util.Observable.html" ext:cls="Ext.util.Observable" ext:member="">Observable</a></td></tr></table><div class="description"><p><b><u>Overview</u></b></p>\r
 <p>Ext.Direct aims to streamline communication between the client and server\r
 by providing a single interface that reduces the amount of common code\r
 typically required to validate data and handle returned data packets\r
@@ -105,9 +105,11 @@ Ext.Direct.exceptions.TRANSPORT : '...</div><div class="long">Four types of poss
 <li><b><tt>Ext.Direct.exceptions.PARSE</tt></b> : 'parse'</li>\r
 <li><b><tt>Ext.Direct.exceptions.LOGIN</tt></b> : 'login'</li>\r
 <li><b><tt>Ext.Direct.exceptions.SERVER</tt></b> : 'exception'</li>\r
-</ul></div></div></div></td><td class="msource">Direct</td></tr></tbody></table><a id="Ext.Direct-methods"></a><h2>Public Methods</h2><table cellspacing="0" class="member-table"><tbody><tr><th colspan="2" class="sig-header">Method</th><th class="msource-header">Defined By</th></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-addEvents"></a><b><a href="source/Observable.html#method-Ext.util.Observable-addEvents">addEvents</a></b>(&nbsp;<code>Object&nbsp;object</code>&nbsp;)
+</ul></div></div></div></td><td class="msource">Direct</td></tr></tbody></table><a id="Ext.Direct-methods"></a><h2>Public Methods</h2><table cellspacing="0" class="member-table"><tbody><tr><th colspan="2" class="sig-header">Method</th><th class="msource-header">Defined By</th></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-addEvents"></a><b><a href="source/Observable.html#method-Ext.util.Observable-addEvents">addEvents</a></b>(&nbsp;<code>Object|String&nbsp;o</code>,&nbsp;<code>string&nbsp;Optional.</code>&nbsp;)
     :
-                                        void<div class="mdesc"><div class="short">Used to define events on this Observable</div><div class="long">Used to define events on this Observable<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>object</code> : Object<div class="sub-desc">The object with the events defined</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#addEvents" ext:member="#addEvents" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-addListener"></a><b><a href="source/Observable.html#method-Ext.util.Observable-addListener">addListener</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Function&nbsp;handler</code>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;scope</code>]</span>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;options</code>]</span>&nbsp;)
+                                        void<div class="mdesc"><div class="short">Adds the specified events to the list of events which this Observable may fire.</div><div class="long">Adds the specified events to the list of events which this Observable may fire.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>o</code> : Object|String<div class="sub-desc">Either an object with event names as properties with a value of <code>true</code>
+or the first event name string if multiple event names are being passed as separate parameters.</div></li><li><code>Optional.</code> : string<div class="sub-desc">Event name if multiple event names are being passed as separate parameters.
+Usage:<pre><code>this.addEvents(<em>'storeloaded'</em>, <em>'storecleared'</em>);</code></pre></div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#addEvents" ext:member="#addEvents" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-addListener"></a><b><a href="source/Observable.html#method-Ext.util.Observable-addListener">addListener</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Function&nbsp;handler</code>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;scope</code>]</span>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;options</code>]</span>&nbsp;)
     :
                                         void<div class="mdesc"><div class="short">Appends an event handler to this object.</div><div class="long">Appends an event handler to this object.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>eventName</code> : String<div class="sub-desc">The name of the event to listen for.</div></li><li><code>handler</code> : Function<div class="sub-desc">The method the event invokes.</div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<code><b>this</b></code> reference) in which the handler function is executed.
 <b>If omitted, defaults to the object which fired the event.</b></div></li><li><code>options</code> : Object<div class="sub-desc">(optional) An object containing handler configuration.
@@ -128,8 +130,8 @@ Using the options argument, it is possible to combine different types of listene
 <br>
 A delayed, one-time listener.
 <pre><code>myDataView.on(<em>'click'</em>, this.onClick, this, {
-    single: true,
-    delay: 100
+single: true,
+delay: 100
 });</code></pre>
 <p>
 <b>Attaching multiple handlers in 1 call</b><br>
@@ -137,27 +139,27 @@ The method also allows for a single argument to be passed which is a config obje
 which specify multiple handlers.
 <p>
 <pre><code>myGridPanel.on({
-    <em>'click'</em> : {
-        fn: this.onClick,
-        scope: this,
-        delay: 100
-    },
-    <em>'mouseover'</em> : {
-        fn: this.onMouseOver,
-        scope: this
-    },
-    <em>'mouseout'</em> : {
-        fn: this.onMouseOut,
-        scope: this
-    }
+<em>'click'</em> : {
+    fn: this.onClick,
+    scope: this,
+    delay: 100
+},
+<em>'mouseover'</em> : {
+    fn: this.onMouseOver,
+    scope: this
+},
+<em>'mouseout'</em> : {
+    fn: this.onMouseOut,
+    scope: this
+}
 });</code></pre>
 <p>
 Or a shorthand syntax:<br>
 <pre><code>myGridPanel.on({
-    <em>'click'</em> : this.onClick,
-    <em>'mouseover'</em> : this.onMouseOver,
-    <em>'mouseout'</em> : this.onMouseOut,
    scope: this
+<em>'click'</em> : this.onClick,
+<em>'mouseover'</em> : this.onMouseOver,
+<em>'mouseout'</em> : this.onMouseOut,
+ scope: this
 });</code></pre></div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#addListener" ext:member="#addListener" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.Direct-addProvider"></a><b><a href="source/Direct.html#method-Ext.Direct-addProvider">addProvider</a></b>(&nbsp;<code>Object/Array&nbsp;provider</code>&nbsp;)
     :
                                         void<div class="mdesc"><div class="short">Adds an Ext.Direct Provider and creates the proxy or stub methods to execute server-side methods.&#13;
@@ -193,9 +195,41 @@ Ext.Direct.addProvider(
     pollProv <i>// reference to previously created instance\r</i>
 );</code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>provider</code> : Object/Array<div class="sub-desc">Accepts either an Array of Provider descriptions (an instance\r
 or config object for a Provider) or any number of Provider descriptions as arguments.  Each\r
-Provider description instructs Ext.Direct how to create client-side stub methods.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">Direct</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-enableBubble"></a><b><a href="source/Observable-more.html#method-Ext.util.Observable-enableBubble">enableBubble</a></b>(&nbsp;<code>Object&nbsp;events</code>&nbsp;)
+Provider description instructs Ext.Direct how to create client-side stub methods.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">Direct</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-enableBubble"></a><b><a href="source/Observable-more.html#method-Ext.util.Observable-enableBubble">enableBubble</a></b>(&nbsp;<code>String/Array&nbsp;events</code>&nbsp;)
     :
-                                        void<div class="mdesc"><div class="short">Used to enable bubbling of events</div><div class="long">Used to enable bubbling of events<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>events</code> : Object<div class="sub-desc"></div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#enableBubble" ext:member="#enableBubble" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-fireEvent"></a><b><a href="source/Observable.html#method-Ext.util.Observable-fireEvent">fireEvent</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Object...&nbsp;args</code>&nbsp;)
+                                        void<div class="mdesc"><div class="short">Enables events fired by this Observable to bubble up an owner hierarchy by calling&#13;
+this.getBubbleTarget() if present...</div><div class="long"><p>Enables events fired by this Observable to bubble up an owner hierarchy by calling\r
+<code>this.getBubbleTarget()</code> if present. There is no implementation in the Observable base class.</p>\r
+<p>This is commonly used by Ext.Components to bubble events to owner Containers. See <a href="output/Ext.Component.getBubbleTarget.html" ext:cls="Ext.Component.getBubbleTarget">Ext.Component.getBubbleTarget</a>. The default\r
+implementation in Ext.Component returns the Component's immediate owner. But if a known target is required, this can be overridden to\r
+access the required target more quickly.</p>\r
+<p>Example:</p><pre><code>Ext.override(Ext.form.Field, {\r
+    <i>//  Add functionality to Field&#39;s initComponent to enable the change event to bubble\r</i>
+    initComponent : Ext.form.Field.prototype.initComponent.createSequence(<b>function</b>() {\r
+        this.enableBubble(<em>'change'</em>);\r
+    }),\r
+\r
+    <i>//  We know that we want Field&#39;s events to bubble directly to the FormPanel.\r</i>
+    getBubbleTarget : <b>function</b>() {\r
+        <b>if</b> (!this.formPanel) {\r
+            this.formPanel = this.findParentByType(<em>'form'</em>);\r
+        }\r
+        <b>return</b> this.formPanel;\r
+    }\r
+});\r
+\r
+<b>var</b> myForm = <b>new</b> Ext.formPanel({\r
+    title: <em>'User Details'</em>,\r
+    items: [{\r
+        ...\r
+    }],\r
+    listeners: {\r
+        change: <b>function</b>() {\r
+            <i>// Title goes red <b>if</b> form has been modified.\r</i>
+            myForm.header.setStyle(<em>'color'</em>, <em>'red'</em>);\r
+        }\r
+    }\r
+});</code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>events</code> : String/Array<div class="sub-desc">The event name to bubble, or an Array of event names.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#enableBubble" ext:member="#enableBubble" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-fireEvent"></a><b><a href="source/Observable.html#method-Ext.util.Observable-fireEvent">fireEvent</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Object...&nbsp;args</code>&nbsp;)
     :
                                         Boolean<div class="mdesc"><div class="short">Fires the specified event with the passed parameters (minus the event name).
 An event may be set to bubble up an Obse...</div><div class="long"><p>Fires the specified event with the passed parameters (minus the event name).</p>