Re: makeObjectsPerformSelector on a sub class
Re: makeObjectsPerformSelector on a sub class
- Subject: Re: makeObjectsPerformSelector on a sub class
- From: Gregory Weston <email@hidden>
- Date: Wed, 21 Mar 2012 18:13:00 -0400
Pascal Harris wrote:
> Now I want to scramble the state of each of the tiles. In the game controller, I'm using the following code:
>
> [[self.view subviews] makeObjectsPerformSelector:@selector(scrambleState)];
>
> I've put a breakpoint in scrambleState - and it never gets called. I'm guessing that 'makeObjectsPerformSelector' fails to work because scrambleState is not a method in UIView.
That's not how Objective-C works. You can send any message to any object. It may not respond well, but there's nothing filtering the send.
My money is on: self.view is nil at the time this code executes.
_______________________________________________
Cocoa-dev mailing list (email@hidden)
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:
This email sent to email@hidden