[webkit-dev] Newline translation issue with textareas

Darin Adler darin at apple.com
Tue Jun 21 15:02:11 PDT 2005

On Jun 21, 2005, at 12:00 PM, Kevin Ballard wrote:

> Well, I just ran into another problem with doing it this way.
> If I have an empty textarea, and I run the following code:
>   var elt = document.getElementById("foo"); // foo is the textarea
>   elt.value = "This is a test";
>   elt.setSelectionRange(3,5);
>   alert(elt.selectionStart);
> I end up getting 0 back, because the value hasn't been pushed down  
> to the KWQTextArea yet, but that's where the selection is, which  
> means I'm setting the selection while KWQTextArea still has an  
> empty value.
> So there's 2 solutions to this:
> 1) Cache the selection up in the HTMLTextAreaElementImpl as well
> 2) Push the text value down to KWQTextArea on  
> HTMLTextAreaElementImpl::setValue().
> I don't think option #1 is really necessary, it would just cause  
> more syncing issues, so I'd suggest going with #2. Is there any  
> problem with calling updateFromElement() after setting the text value?
> I also suspect that HTMLInputElementImpl will have the same  
> problem, but I haven't actually tested yet.

Sounds fine. Lets see how well it works.

     -- Darin

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