Re: Bindings help: Row-specific Null Placeholder in an NSTableColumn
Re: Bindings help: Row-specific Null Placeholder in an NSTableColumn
- Subject: Re: Bindings help: Row-specific Null Placeholder in an NSTableColumn
- From: Abhi Beckert <email@hidden>
- Date: Sun, 23 Jan 2005 09:12:20 +1000
Sweet! I should've thought of that! ;-)
I'll create an attributedDisplayName key that returns a grey string if
it uses the name of the file. Too easy, I love Bindings.
Thanks guys!
- Abhi
On Sat, 22 Jan 2005 23:13:46 +0100, M. Uli Kusterer
<email@hidden> wrote:
> At 15:05 Uhr +1000 22.01.2005, Abhi Beckert wrote:
> >In an app I'm thinking of writing I have a table view where each row
> >represents a file, and I'm going to have to open up the file and stuff
> >in order to work out what goes in the row (probably take about 2
> >seconds for each file). Obviously this is way too slow, so for the
> >rows that haven't been loaded yet I'm just going to display the name
> >of the file.
> >
> >Idealy, when the file for a row hasn't been loaded yet, I'd like that
> >row to be displayed in grey rather than black.
>
> You can use an NSAttributedString instead of an NSString as the row
> value, and then specify styles or other colors as you see fit. You
> may want to use key-value-coding for this and just write a fake
> accessor for the name, which calls the real one and wraps it in an
> attributed string as desired.
> --
> Cheers,
> M. Uli Kusterer
> ------------------------------------------------------------
> "The Witnesses of TeachText are everywhere..."
> http://www.zathras.de
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