How to use smart pointers as Objective-C fields

[Ruslan Zasukhin]

On 8/3/06 6:56 PM, "Matthew Jew" <mjew at icnc.com> wrote:

>> We have had similar problems in VNET.
>> 
>> Solution is:
>> 
>> * continue to use simple pointers
>>      FBL_ArraySet *myArray;
>> 
>> * use AddRef() and Release
>> 
>> PVArraySet()
>> {
>>     myArray = pSet.get();
>>     pSet->AddRef();
>> }
>> 
>> 
>> ~PVArraySet()
>> {
>>     myArray->Release();
>> }
>> 
>> 
>> 
> 
> Okay, I can continue to use simple pointers and use AddRef and Release.
> 
> I have a need to pass ArraySet references to and from my PVArraySet
> objects.

> If PVArraySet is using simple pointers and everywhere else is using  Smart
> Pointers, how do I convert between the two? The compiler doesn't like it if I
> just cast from one to the other.

Look above my code. To "convert" smart_ptr into simple ptr you need use
.get()

    ArraySet_Ptr p = new ArraySet;

    ArraySet* sp = p.get();

To convert from simple to smart, nothing special, just assign

    ArraySet_Ptr p2 = sp;




-- 
Best regards,

Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc

Valentina - Joining Worlds of Information
http://www.paradigmasoft.com

[I feel the need: the need for speed]