On Aug 15, 2011, at 10:47 AM, Kyle Sluder wrote:
> On Mon, Aug 15, 2011 at 10:45 AM, David Duncan <david.dun...@apple.com> wrote:
>> In either case, the best general way to determine availability of
>> weak-linked implementations is to test for them directly rather than using a
>> system version check (like gestalt). If your using Clang (which I suspect
>> you are not given your error) you could just use:
>>
>> "if ([NSPopover class]) { /* do stuff with popovers */ } else { /* do stuff
>> without */ }"
>
> Is it the case that this check will only work on 10.6.8 or newer, and
> that one should fall back on NSClassFromString() if supporting an
> older version of Snow Leopard?
I'd actually forgotten that this required 10.6.8. If you can require 10.6.8, I
would use the new style universally. If you cannot I would use the
NSClassFromString style until you can.
--
David Duncan
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