Re: Regarding MVC design pattern
Re: Regarding MVC design pattern
- Subject: Re: Regarding MVC design pattern
- From: Sai <email@hidden>
- Date: Tue, 18 May 2010 19:20:10 +0800
Hi all,
Thanks for your reply. I didn't retain that, I will try that as soon as I
get home.
Anyway, why I should retain that? Will it be released by "somebody"? Can
anyone tell me the whole process and what's going on please? I want to know
what happened. Thanks a lot.
On Tue, May 18, 2010 at 7:07 PM, Jack Nutting <email@hidden> wrote:
> On Tue, May 18, 2010 at 12:40 PM, Sai <email@hidden> wrote:
> > However, I declare a NSDictionary instance variable in my model object.
> This
> > NSDictionary instance
> > store some data I need. And I will create this NSDictionary instance by
> > invoking:
> > [NSDictionary dictionaryWithObjects:names forKeys:keys]
>
> Are you retaining that?
>
> - (id)init {
> if (self = [super init]) {
> // assuming you have an ivar called "dict", this will lead to the
> problem you define:
> dict = [NSDictionary dictionaryWithObjects:names forKeys:keys];
> // but this should work:
> dict = [[NSDictionary dictionaryWithObjects:names forKeys:keys] retain];
> }
> }
>
> --
> // jack
> // http://nuthole.com
> // http://learncocoa.org
>
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