this[buttonName].height = ....
On Oct 26, 2007, at 12:14 AM, suman.karumuri wrote:
> Hi Tracy,
>
> Thanks for the response. But i am constructing a string called
> Button1, Button2 ... ButtonN and I want to access the element with
> the id in mxml document called Button1 which gives me a type error.
>
> So, how can i remove the type error from the following peice of code?
>
> // assuming id's with names Button1 - ButtonN exist
> var buttonName:String;
> buttonName = "";
>
> for( var i:Number = 1; i <= N ; i++) {
> buttonName = "Button"+i;
> buttonName.height = buttonName.height + 10;
> // What is the right way to set it in flex?
> // In JS I would use getElementById(buttonName).height
> // What should I use in AS/Flex?
> }
>
> Any help is appreciated.
>
> Thanks,
> -S-
> --- In [email protected], "Tracy Spratt" <[EMAIL PROTECTED]> wrote:
>>
>> Yes, as long as the components are in scope and you have
> instantiated
>> them using mxml tags, you can get a reference to them using the id
>> property.
>>
>>
>>
>> So you can say:
>>
>> button1.height = button1.height + 10;
>>
>>
>>
>> or whatever property you want to set.
>>
>>
>>
>> If you have instantiated them using AS addChild, it is a bit more
>> difficult.
>>
>>
>>
>> Tracy
>>
>>
>>
>> ________________________________
>>
>> From: [email protected]
> [mailto:[EMAIL PROTECTED] On
>> Behalf Of suman.karumuri
>> Sent: Thursday, October 25, 2007 5:11 PM
>> To: [email protected]
>> Subject: [flexcoders] getElementByID equivalent
>>
>>
>>
>> Hi all,
>>
>> I am a flex noob. I am writing an application in which I have to
>> change the height and width of the buttons and other elements in a
>> VBox based on some user action.
>>
>> To do this, I have assigned id's like "button1", "button2" .. to
> the
>> buttons, I want to modify when the user clicks on a button. I want
>> to know if there is a method like getElementById(as in JS) in flex
>> using which I can get the object reference given an ID. That way I
>> hope to manipulate the buttons and many other elements on the
> screen
>> easily. Any pointers are appreciated?
>>
>> Or is there a better way to do it?
>>
>> Thanks in advance,
>> -S-
>>
>
>
>
>
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