Re: Custom View Table Views

FROM : Corbin Dunn
DATE : Wed Jul 26 00:41:30 2006

On Jul 25, 2006, at 12:35 PM, Mike Abdullah wrote:

> The biggest problem I've found is how NSCell works.  The table view 
> only uses one NSCell to do its drawing.  Rather than having a cell 
> for each row of the table, it has a single cell that is copied and 
> released as appropriate.
>


This is actually a feature! It makes tables have good performance.

> Obviously, what you want to do instead is have an instance of your 
> cell for each row of the table.  If you're using 10.4 only, a good 
> workaround may be to use the cellForRow: method.
>


You mean, dataCellForRow:, and it is a method on NSTableColumn that 
you must subclass and override to return a custom cell.

-corbin

(PS: WWDC plus: i'll be covering this and more in the "Beyond Buttons 
and Sliders" talk at WWDC)