On 01.10.2014, at 19:39, Sean McBride <s...@rogue-research.com> wrote:
> Hi all, > > I have a custom view which implements cancelOperation: (from NSResponder). > Depending on the view's internal state it sometimes responds to the escape > key (and sometimes doesn't). When it doesn't respond, I want to pass the > message along the responder chain. But calling either [super > cancelOperation:] or [[self nextResponder] cancelOperation:] both result in > an 'object does not respond to selector' exception. I thought that's how one > passed things along the responder chain... what should I be doing? Calling NSResponder#tryToPerform:with: on the nextResponder should do the trick. It checks if the next responder responds to an action, if not it invokes it on its nextResponder etc. Cheers, Felix _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com