Mega Code Archive
Show individual times for the initialization and creation of each form element
<![CDATA[
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Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- optimize/ShowElapsedTime.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:mx="library://ns.adobe.com/flex/mx" xmlns:s="library://ns.adobe.com/flex/spark"
initialize="init()" height="700">
<s:layout>
<s:VerticalLayout />
</s:layout>
<fx:Script>
[Bindable]
public var dp:Array = [
{food:"apple", type:"fruit", color:"red"},
{food:"potato", type:"vegetable", color:"brown"},
{food:"pear", type:"fruit", color:"green"},
{food:"orange", type:"fruit", color:"orange"},
{food:"spinach", type:"vegetable", color:"green"},
{food:"beet", type:"vegetable", color:"red"}
];
public var sTime:Number;
public var eTime:Number;
public var pTime:Number;
private function init():void {
f1.addEventListener("preinitialize", logPreInitTime, true);
f1.addEventListener("creationComplete", logCreationCompTime, true);
}
private var isFirst:Boolean = true;
private function logPreInitTime(e:Event):void {
// Get the time when the preinitialize event is dispatched.
sTime = getTimer();
trace("Preinitialize time for " + e.target + ": " + sTime.toString());
}
private function logCreationCompTime(e:Event):void {
// Get the time when the creationComplete event is dispatched.
eTime = getTimer();
/* Use target rather than currentTarget because these events are
triggered by each child of the Form control during the capture
phase. */
trace("CreationComplete time for " + e.target + ": " + eTime.toString());
}
</fx:Script>
<mx:Form id="f1">
<mx:FormHeading label="Sample Form" id="fh1" />
<mx:FormItem label="List Control" id="fi1">
<mx:List dataProvider="{dp}" labelField="food" id="list1" />
</mx:FormItem>
<mx:FormItem label="DataGrid control" id="fi2">
<mx:DataGrid width="200" dataProvider="{dp}" id="dg1" />
</mx:FormItem>
<mx:FormItem label="Date controls" id="fi3">
<mx:DateChooser id="dc" />
<mx:DateField id="df" />
</mx:FormItem>
</mx:Form>
</s:Application>
]]>