Hi Abdul and Tracy,
Thanks for the example.It works, but I was expecting
an event driven model instead of binding to exchange
data between components. Can the same be explained
with broadcast/listener model?
Thanks,
Mohanraj
--- Abdul Qabiz <[EMAIL PROTECTED]> wrote:
> Hi,
>
> You can achieve this by using Data Binding in Flex.
> Did you look at binding?
>
>
> You can bind two controls like this..
>
> <mx:Application ..>
>
> <mx:ComboBox id="_cb" dataProvider="[{label:'India',
> data:1}, {label:'USA',
> data:2}]"/>
> <mx:TextInput id="_ta"
> text="{_cb.selectedItem.label}"/>
>
> </mx:Application>
>
> In above code, when combo box selection changes,
> TextArea would be populated
> with selected item's label.
>
> Please look at "Binding and Storing Data in Flex"
> section Flex docs..
>
http://livedocs.macromedia.com/flex/15/flex_docs_en/wwhelp/wwhimpl/js/html/w
> whelp.htm?href=00000687.htm
>
>
> Another quick-dirty example might give you an some
> idea:
>
>
> ##comp1.mxml###
>
> <mx:VBox
> xmlns:mx="http://www.macromedia.com/2003/mxml";>
> <mx:Script>
> <![CDATA[
>
> var dataProvider:Array;
> var selectedItem:Object;
>
> ]]>
> </mx:Script>
> <mx:ComboBox id="_cb" dataProvider="{dataProvider}"
> change="selectedItem = event.target.selectedItem;"/>
> </mx:VBox>
>
>
> ##comp2.mxml###
> <mx:VBox
> xmlns:mx="http://www.macromedia.com/2003/mxml";>
> <mx:Script>
> <![CDATA[
>
> var textValue:String;
>
> ]]>
> </mx:Script>
> <mx:TextInput id="_ti" text="{textValue}"/>
> </mx:VBox>
>
> ##main.mxml##
>
> <mx:Application
> xmlns:mx="http://www.macromedia.com/2003/mxml";
> xmlns="*">
> <mx:Script>
> <![CDATA[
>
> var dp:Array = [
>
> {label:"Manish",data:2},
> {label:"Sam",
> data:3},
> {label:"Abdul",data:1}
> ];
>
> ]]>
> </mx:Script>
> <comp1 id="cmp1" dataProvider="{dp}"/>
> <comp2 id="cmp2"
> textValue="{cmp1.selectedItem.label}"/>
>
> </mx:Application>
>
>
> -abdul
>
> -----Original Message-----
> From: Mohanraj Jayaraman
> [mailto:[EMAIL PROTECTED]
> Sent: Saturday, April 09, 2005 12:45 AM
> To: [email protected]
> Subject: [flexcoders] Exchanging data between MXML
> Components
>
>
> Hi ,
>
> I have two MXML components 'comp1' and 'comp2' in my
> main application file 'main'
>
> <mx:application ... >
> <comp1 id="cmp1" />
> <comp2 id="cmp2" />
> </mx:application>
>
>
> 'Comp1' populates a combo box 'cmb' with the result
> from RemoteObject call.
>
> Upon selecting an Item from combo box 'cmb', I
> should
> popualte a text box 'tbox' in 'Comp2'
> Basically 'Comp2' is dependant on comp1.
> Can someone explain me with a simple example on how
> 'Comp2' text box can receive the combo box data
> everytime the combo box selection has changed?
>
> Thanks,
> Mohanraj
>
>
>
>
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