On Feb 23, 2012, at 5:58 AM, William Squires wrote:

>  I have a custom view with an NSBox containing an NSMatrix of button cells 
> (radio buttons) When I created the NSMatrix, I told it I wanted 3 of them, 
> but in the view hierarchy, I can see the NSMatrix under the NSBox, but it has 
> 4 button cells under it, not the three I asked for.

The top one is the prototype cell for the matrix. It's duplicated when new 
cells are added.



> Also, even though I set the tag for each button cell  …. 

The sender is the matrix, not the individual cell.


> Am I supposed to connect the NSMatrix to the action, and not the individual 
> cells? If so, how do I ask for the cell's tag value?


You have selectedCell to determine which radio cell is selected, and can get 
its tag from that.


--
Seth Willits



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