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Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- containers\layouts\PanelCBarDynamicAdd.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">
<fx:Script>
import mx.containers.ControlBar;
import mx.controls.*;
import flash.events.MouseEvent;
private var myCB:ControlBar=new ControlBar();
private var myLabel:Label=new Label();
private var myNS:NumericStepper=new NumericStepper();
private var mySpacer:Spacer=new Spacer();
private var myButton:Button=new Button();
private var canAddChild:Boolean = true;
private function addCBHandler():void {
if (canAddChild) {
/* Create Controlbar control. */
myLabel.text="Quantity";
mySpacer.percentWidth=100;
myButton.label="Add to Cart";
myButton.addEventListener('click', addToCart);
myCB.percentWidth=100;
myCB.addChild(myLabel);
myCB.addChild(myNS);
myCB.addChild(mySpacer);
myCB.addChild(myButton);
/* Add the ControlBar as the last child of the
Panel container.
The ControlBar appears in the normal content area
of the Panel container. */
myPanel.addChildAt(myCB, myPanel.numChildren);
/* Call createComponentsFromDescriptors() to make the
ControlBar appear in the bottom border area
of the Panel container. The ControlBar must be the
last child in the Panel container. */
myPanel.createComponentsFromDescriptors();
/* Prevents more than one ControlBar control from being added. */
canAddChild = false;
}
}
private function addToCart(event:MouseEvent):void {
Alert.show("ControlBar Button clicked.");
}
</fx:Script>
<mx:Panel id="myPanel" title="My Application" paddingTop="10"
paddingBottom="10" paddingLeft="10" paddingRight="10" width="300">
<mx:HBox width="100%">
<!-- Area for your catalog. -->
</mx:HBox>
<mx:Button label="Add ControlBar" click="addCBHandler();" />
</mx:Panel>
</s:Application>
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