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 09:15:00 +1000
Text Color...even cleaner. Thanks.
On Sun, 23 Jan 2005 09:12:20 +1000, Abhi Beckert
<email@hidden> wrote:
> 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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