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Re: retain variables between classes
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Re: retain variables between classes


  • Subject: Re: retain variables between classes
  • From: "Jay Rimalrick" <email@hidden>
  • Date: Tue, 16 Dec 2003 14:38:19 -0500

I tried your suggestions but then did not work. Thanks for the ideas hopefully
they will spark something that will work here.

-j
---------- Original Message ----------------------------------
From: Matt Gillette <email@hidden>
Date: Tue, 16 Dec 2003 11:06:23 -0800

>Hi Jay,
>
>I think copy will be your answer, but you should look at the
>documentation to see how it works.
>
>[array autorelease] //I'm not sure about this part
>array = [inArray copy]; //Copy automatically retains I think, so no
>need to retain
>
>
>The other thing is:
>
>> [array release];
>> [inArray retain];
>
>This is wrong. You always want to retain first, then release because if
>array = inArray you get problems. So just reverse the order:
>
>[inArray retain];
>[array release];
>array = inArray;
>
>Matt
>
>
>On Dec 16, 2003, at 9:54 AM, Jay Rimalrick wrote:
>
>> I have two classes MainClass and AClass
>>
>> AClass has a method (with data item array)
>> -(void)setInfo: (NSMutableArray *)inArray
>> {
>> [array release];
>> [inArray retain];
>> array = inArray; // also tried array = [inArray
>> mutableCopy]
>> }
>>
>> MainClass has an AClass defined and calls this method passing in a
>> mutable
>> array and when i debug everything is copied fine. However when later
>> methods and delegates are called of AClass the array it the old one
>> that was
>> defined in the initial init call. I checked init and it is only being
>> called once so
>> I am assuming that in the setInfo function I am only copying it for
>> the duration
>> of the method .... how can I get it to last more than the duration of
>> the setInfo
>> method?
>>
>> any ideas are greatly appreciated
>>
>> -j
>>
>>
>>
>>
>>
>> ________________________________________________________________
>> Sent via the WebMail system at 1st.net
>> _______________________________________________
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>
>




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