Mega Code Archive
Add and remove event handlers
<![CDATA[
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Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- optimize/RemoveSomeListeners.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"
creationComplete="initApp(event)">
<s:layout>
<s:VerticalLayout />
</s:layout>
<fx:Script>
private function initApp(e:Event):void {
b2.addEventListener("click",myClickHandler);
b3.addEventListener("click",myClickHandler);
}
private function destroyButtons(e:Event):void {
b2.removeEventListener("click",myClickHandler);
b3.removeEventListener("click",myClickHandler);
myVGroup.removeAllElements();
}
private function myClickHandler(e:Event):void {
// Do something here.
}
</fx:Script>
<s:Panel title="VGroup with child controls">
<s:VGroup id="myVGroup" height="100" width="125">
<s:Button id="b1" label="Hurley" click="myClickHandler(event)" />
<s:Button id="b2" label="Jack" />
<s:Button id="b3" label="Sawyer" />
</s:VGroup>
</s:Panel>
<s:Button id="myButton" click="destroyButtons(event)" label="Destroy Buttons" />
</s:Application>
]]>