|Re: Why am I unable to subclass an SWT control? [message #467631 is a reply to message #467624]
||Thu, 02 February 2006 04:35
Originally posted by: sunil_kamath.nohotspammail.com|
Jon <email@example.com> wrote:
> To whom it may concern,
> I wanted to subclass the Combo control so I could improve the API in
> regards to associating "data" (an object) with an "item".
> Unfortunately when I do a new on my derived class I get a Runtime
> exception (unable to subclass).
> I find this restriction too limiting, especially when an API is not
> well thought out and is difficult to use. I realize the SWT makes
> platform dependent calls but the interface I added has nothing to do
> with the underlying Windowing system.
Use a ComboViewer instead of subclassing the Combo control.
Your model will contain the data and the Combo will contain the items.
The ComboViewer will manage the mapping between the two.
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