-<div xmlns:ext="http://www.extjs.com" class="body-wrap"><h1>Class <a href="source/Ext.html#cls-Function">Function</a></h1><table cellspacing="0"><tr><td class="label">Package:</td><td class="hd-info">Global</td></tr><tr><td class="label">Defined In:</td><td class="hd-info">Ext.js, Ext-more.js</td></tr><tr><td class="label">Class:</td><td class="hd-info"><a href="source/Ext.html#cls-Function">Function</a></td></tr><tr><td class="label">Extends:</td><td class="hd-info">Object</td></tr></table><div class="description">These functions are available on every Function object (any JavaScript function).</div><div class="hr"></div><a id="Function-props"></a><h2>Public Properties</h2><div class="no-members">This class has no public properties.</div><a id="Function-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 "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createCallback"></a><b><a href="source/Ext.html#method-Function-createCallback">createCallback</a></b>()\r
- :\r
- Function<div class="mdesc"><div class="short">Creates a callback that passes arguments[0], arguments[1], arguments[2], ...\r
+<div class="body-wrap" xmlns:ext="http://www.extjs.com"><div class="top-tools"><a class="inner-link" href="#Function-props"><img src="resources/images/default/s.gif" class="item-icon icon-prop">Properties</a> <a class="inner-link" href="#Function-methods"><img src="resources/images/default/s.gif" class="item-icon icon-method">Methods</a> <a class="inner-link" href="#Function-events"><img src="resources/images/default/s.gif" class="item-icon icon-event">Events</a> <a class="bookmark" href="../docs/?class=Function"><img src="resources/images/default/s.gif" class="item-icon icon-fav">Direct Link</a> </div><h1>Class <a href="source/Ext.html#cls-Function">Function</a></h1><table cellspacing="0"><tr><td class="label">Package:</td><td class="hd-info">Global</td></tr><tr><td class="label">Defined In:</td><td class="hd-info"><a href="source/Ext.html#cls-Function">Ext.js</a></td></tr><tr><td class="label">Class:</td><td class="hd-info"><a href="source/Ext.html#cls-Function">Function</a></td></tr><tr><td class="label">Extends:</td><td class="hd-info">Object</td></tr></table><div class="description">These functions are available on every Function object (any JavaScript function).</div><div class="hr"></div><a id="Function-props"></a><h2>Public Properties</h2><div class="no-members">This class has no public properties.</div><a id="Function-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 "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createCallback"></a><b><a href="source/Ext.html#method-Function-createCallback">createCallback</a></b>()
+ :
+ Function<div class="mdesc"><div class="short">Creates a callback that passes arguments[0], arguments[1], arguments[2], ...
Call directly on any function. Example: ...</div><div class="long">Creates a callback that passes arguments[0], arguments[1], arguments[2], ...
Call directly on any function. Example: <code>myFunction.createCallback(arg1, arg2)</code>
Will create a function that is bound to those 2 args. <b>If a specific scope is required in the
text: <em>'Say Hi'</em>,
renderTo: Ext.getBody(),
handler: sayHi.createCallback(<em>'Fred'</em>)
-});</code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createDelegate"></a><b><a href="source/Ext.html#method-Function-createDelegate">createDelegate</a></b>( <span title="Optional" class="optional">[<code>Object scope</code>]</span>, <span title="Optional" class="optional">[<code>Array args</code>]</span>, <span title="Optional" class="optional">[<code>Boolean/Number appendArgs</code>]</span> )\r
- :\r
- Function<div class="mdesc"><div class="short">Creates a delegate (callback) that sets the scope to obj.\r
+});</code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createDelegate"></a><b><a href="source/Ext.html#method-Function-createDelegate">createDelegate</a></b>( <span title="Optional" class="optional">[<code>Object scope</code>]</span>, <span title="Optional" class="optional">[<code>Array args</code>]</span>, <span title="Optional" class="optional">[<code>Boolean/Number appendArgs</code>]</span> )
+ :
+ Function<div class="mdesc"><div class="short">Creates a delegate (callback) that sets the scope to obj.
Call directly on any function. Example: this.myFunction.cre...</div><div class="long">Creates a delegate (callback) that sets the scope to obj.
Call directly on any function. Example: <code>this.myFunction.createDelegate(this, [arg1, arg2])</code>
Will create a function that is automatically scoped to obj so that the <tt>this</tt> variable inside the
<i>// <em>"Hi, Fred. You clicked the "</em>Say Hi<em>" button."</em></i>
btn.on(<em>'click'</em>, sayHi.createDelegate(btn, [<em>'Fred'</em>]));</code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<code><b>this</b></code> reference) in which the function is executed.
<b>If omitted, defaults to the browser window.</b></div></li><li><code>args</code> : Array<div class="sub-desc">(optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)</div></li><li><code>appendArgs</code> : Boolean/Number<div class="sub-desc">(optional) if True args are appended to call args instead of overriding,
-if a number the args are inserted at the specified position</div></li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createInterceptor"></a><b><a href="source/Ext.html#method-Function-createInterceptor">createInterceptor</a></b>( <code>Function fcn</code>, <span title="Optional" class="optional">[<code>Object scope</code>]</span> )\r
- :\r
- Function<div class="mdesc"><div class="short">Creates an interceptor function. The passed function is called before the original one. If it returns false,\r
+if a number the args are inserted at the specified position</div></li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createInterceptor"></a><b><a href="source/Ext.html#method-Function-createInterceptor">createInterceptor</a></b>( <code>Function fcn</code>, <span title="Optional" class="optional">[<code>Object scope</code>]</span> )
+ :
+ Function<div class="mdesc"><div class="short">Creates an interceptor function. The passed function is called before the original one. If it returns false,
the orig...</div><div class="long">Creates an interceptor function. The passed function is called before the original one. If it returns false,
the original one is not called. The resulting function returns the results of the original function.
The passed function is called with the parameters of the original function. Example usage:
sayHiToFriend(<em>'Fred'</em>); <i>// no alert</i>
sayHiToFriend(<em>'Brian'</em>); <i>// alerts <em>"Hi, Brian"</em></i></code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>fcn</code> : Function<div class="sub-desc">The function to call before the original</div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<code><b>this</b></code> reference) in which the passed function is executed.
-<b>If omitted, defaults to the scope in which the original function is called or the browser window.</b></div></li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createSequence"></a><b><a href="source/Ext-more.html#method-Function-createSequence">createSequence</a></b>( <code>Function fcn</code>, <span title="Optional" class="optional">[<code>Object scope</code>]</span> )\r
- :\r
- Function<div class="mdesc"><div class="short">Create a combined function call sequence of the original function + the passed function.\r
+<b>If omitted, defaults to the scope in which the original function is called or the browser window.</b></div></li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-createSequence"></a><b><a href="source/Ext-more.html#method-Function-createSequence">createSequence</a></b>( <code>Function fcn</code>, <span title="Optional" class="optional">[<code>Object scope</code>]</span> )
+ :
+ Function<div class="mdesc"><div class="short">Create a combined function call sequence of the original function + the passed function.
The resulting function retur...</div><div class="long">Create a combined function call sequence of the original function + the passed function.
The resulting function returns the results of the original function.
The passed fcn is called with the parameters of the original function. Example usage:
});
sayGoodbye(<em>'Fred'</em>); <i>// both alerts show</i></code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>fcn</code> : Function<div class="sub-desc">The function to sequence</div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<code><b>this</b></code> reference) in which the passed function is executed.
-<b>If omitted, defaults to the scope in which the original function is called or the browser window.</b></div></li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-defer"></a><b><a href="source/Ext.html#method-Function-defer">defer</a></b>( <code>Number millis</code>, <span title="Optional" class="optional">[<code>Object scope</code>]</span>, <span title="Optional" class="optional">[<code>Array args</code>]</span>, <span title="Optional" class="optional">[<code>Boolean/Number appendArgs</code>]</span> )\r
- :\r
- Number<div class="mdesc"><div class="short">Calls this function after the number of millseconds specified, optionally in a specific scope. Example usage:\r
+<b>If omitted, defaults to the scope in which the original function is called or the browser window.</b></div></li></ul><strong>Returns:</strong><ul><li><code>Function</code><div class="sub-desc">The new function</div></li></ul></div></div></div></td><td class="msource">Function</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Function-defer"></a><b><a href="source/Ext.html#method-Function-defer">defer</a></b>( <code>Number millis</code>, <span title="Optional" class="optional">[<code>Object scope</code>]</span>, <span title="Optional" class="optional">[<code>Array args</code>]</span>, <span title="Optional" class="optional">[<code>Boolean/Number appendArgs</code>]</span> )
+ :
+ Number<div class="mdesc"><div class="short">Calls this function after the number of millseconds specified, optionally in a specific scope. Example usage:
var say...</div><div class="long">Calls this function after the number of millseconds specified, optionally in a specific scope. Example usage:
<pre><code><b>var</b> sayHi = <b>function</b>(name){
alert(<em>'Hi, '</em> + name);
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