This can probably help you:
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical"
xmlns:local="*" width="500" height="350">
<mx:Script>
<![CDATA[
private function setEnableB():void{
compB.setEnabled(true);
selectViewIndex(1);
}
private function selectViewIndex(index:int):void{
bViewStack.selectedIndex = index;
}
]]>
</mx:Script>
<mx:LinkBar id="myLinkBar" dataProvider="{bViewStack}"/>
<mx:ViewStack id="bViewStack" >
<local:ComponentA id="compA" label="Comp A" clickA="{setEnableB()}"/>
<local:ComponentB id="compB" label="Comp B" clickB="{selectViewIndex(0)}"/>
</mx:ViewStack>
</mx:Application>
--------------------
<?xml version="1.0" encoding="utf-8"?>
<!-- ComponentA.mxml-->
<mx:Canvas xmlns:mx="http://www.adobe.com/2006/mxml" width="400" height="300">
<mx:Metadata >
[Event(name="clickA")]
</mx:Metadata>
<mx:Button label="Enabled Hello World B" click="{dispatchEvent(new Event('clickA'))}" />
</mx:Canvas>
-----------------
<?xml version="1.0" encoding="utf-8"?>
<!-- ComponentB.mxml-->
<mx:Canvas xmlns:mx="http://www.adobe.com/2006/mxml" width="400" height="300"
>
<mx:Metadata >
[Event(name="clickB")]
</mx:Metadata>
<mx:Script>
<![CDATA[
[Bindable]
private var _isEnabled:Boolean=false;
public function setEnabled(value:Boolean):void{
_isEnabled = value;
}
]]>
</mx:Script>
<mx:VBox width="100%" height="100%">
<mx:Button label="Hello B World!" enabled="{_isEnabled}"/>
<mx:Button label="Change Select Index" click="dispatchEvent(new Event('clickB'))"/>
</mx:VBox>
</mx:Canvas>
--- In [email protected], "Wally Randall" <[EMAIL PROTECTED]> wrote:
>
> There has been a lot of discussion recently about how components
> should talk to each other but no code samples. I have attempted to
> get answers to these questions but noone has provided a coding example:
>
> Application Main includes two sub-components (A and B) which are
> canvases included in the Main viewstack.
>
> 1. The 'A' component needs to be capable of "enabling" a button on
> the 'B' component.
> 2. The 'B' component needs to be able to alter the viewstack index on
> Main.
>
> How should these two problems be coded?
>
> Thanks for your patience.
>
--
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