Re: Dictionary with enum keys?
Re: Dictionary with enum keys?
- Subject: Re: Dictionary with enum keys?
- From: Debajit Adhikary <email@hidden>
- Date: Mon, 27 Jul 2009 22:55:44 -0700
Thanks! The NSNumber approach is working fine :)
On Mon, Jul 27, 2009 at 1:35 PM, Ken Thomases <email@hidden> wrote:
> On Jul 27, 2009, at 3:52 AM, Jean-Daniel Dupas wrote:
>
> Le 27 juil. 09 à 10:48, Debajit Adhikary a écrit :
>>
>> I need to create a dictionary/hashmap where the
>>>
>>> - Keys are enums
>>> - Values are some subclass of NSObject
>>>
>>>
>>> NSDictionary won't work here (enums don't conform to NSCopying).
>>>
>>> I could perhaps use a CFDictionaryRef here, but I'd like to know if is
>>> there
>>> any other way to achieve this.
>>>
>>
>> NSMapTable using NSIntegerMapKeyCallBack. (The C API is recommanded when
>> working with something else than object)
>>
>> But CFDictionary is perfectly valid too.
>>
>
> You can also use NSDictionary with NSNumber keys. You'll just have to cast
> your enum values to one of the integer types.
>
> Cheers,
> Ken
>
>
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