I\'d like to create a custom NSTableCellView instantiated by Interface Builder. I\'ve set my Table Cell View class to MyTableCellView, and properly cre
I finally found a solution, that is a little weird but works as expected. Instead of connecting the NSButton to MyTableCellView header directly, I used the reversed path:
Manually create an outlet:
@property(retain, nonatomic) IBOutlet NSButton* button;
Then click the empty circle on the left, and drag it to your XIB file's button:

I have no idea why it works this way, please let me know if you know the anwser.