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ButtonBar in Flex4
Posted on: April 21, 2010 at 12:00 AM
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The ButtonBar Control is comprises from the components of both the MX and the Spark and defines a horizontal group of logically allied buttons with a familiar look and navigation.

ButtonBar in Flex4:

The ButtonBar Control is comprises from the components of both the MX and the Spark and defines a horizontal group of logically allied buttons with a familiar look and navigation. On the basis of the value of the dataProvider?s property, the ButtonBar controls creates ButtonBar Control.The ButtonBar control defines a group of variant state buttons that changes its appearance on selection, e.g. When ButtonBar Control is pushed, the button the button changes its appearance to the selected state. while on release it returns to the deselected mode.

The ButtonBar control is used to addItem() and removeItem() to manipulate the dataProvider property to add and remove data items. It automatically adds or removes the necessary children based on changes to the dataProvider property.

Example:

<?xml version="1.0" encoding="utf-8"?>

<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"

xmlns:s="library://ns.adobe.com/flex/spark"

xmlns:mx="library://ns.adobe.com/flex/mx" viewSourceURL="srcview/index.html">

<fx:Script>

<![CDATA[

import spark.events.IndexChangeEvent;

protected function indexChangeHandler(event:IndexChangeEvent):void{

myTextArea.text = "";

myTextArea.text = myTextArea.text + "\nButton Bar label clicked = " + myButtonBar.selectedItem;

}

]]>

</fx:Script>

<s:Panel title="ButtonBar Sample" color="#990000" width="300" height="215">

<s:HGroup left="5" top="5" width="100%" height="100%">

<s:VGroup left="10" top="5" color="0x000000" horizontalAlign="center">

<s:ButtonBar id="myButtonBar" change="indexChangeHandler(event)">

<mx:ArrayCollection>

<fx:String>One</fx:String>

<fx:String>Two</fx:String>

<fx:String>Three</fx:String>

<fx:String>Four</fx:String>

</mx:ArrayCollection>

</s:ButtonBar>

<s:TextArea id="myTextArea" width="{myButtonBar.width}" height="137"/>

</s:VGroup>

</s:HGroup>

</s:Panel>

</s:Application>

 

Output:


Running Example:

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Posted on: April 21, 2010

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