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Article View: borland.public.jbuilder.java.swing
Article #7798

Re: JTable CellRenderer Quetion

#7798
From: James A. Schulz
Date: Sat, 30 Dec 2000 13:57
33 lines
2306 bytes
John,

Thanks.  Passing Object.class did the trick.

James

"John McGrath [TeamB]" <ng-b@JPMcGrath.net> wrote in message
news:MPG.14b79eaf70898fc4989e06@forums.borland.com...
> On Fri, 29 Dec 2000 14:29:06 -0600, James A. Schulz wrote:
>
> > Yes, this is what I am currently using (and I do not see
> > the null pointer exception you describe).
>
> That is odd, since it seems pretty certain from the source code that it
> should.  What Java version are you using?
>
> Nevertheless, you are telling the JTable that it should use your custom
> TableCellRenderer for rendering a cell in a column whose column class
> is *null*.  So I presume that it is not using your renderer.
>
> You need to make sure that getColumnClass() for your TableModel returns
> the appropriate class, and then pass that class to setDefaultRenderer()
> as the first argument.  Alternatively, you could leave getColumnClass()
> as is and pass Object.class to setDefaultRenderer().
>
> --
> Regards,
>
> John McGrath [TeamB]
>
> ---------------------------------------------------
> Before sending me e-mail, please read:
>     http://www.JPMcGrath.net/newsgroups/e-mail.html
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From: "James A. Schulz" <jaschulz@wiseware.com>
Newsgroups: borland.public.jbuilder.java.swing
Subject: Re: JTable CellRenderer Quetion
Date: Sat, 30 Dec 2000 07:57:15 -0600
Organization: Another Netscape Collabra Server User
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