On Feb 25, 2010, at 1:40 PM, David Blanton wrote:
> [window deviceDescription] is to return an NSDictionary of device description
> data
>
> NSDeviceResolution key is to return an NSString representing an NSSIze
>
> Calling NSSizeFromString on this returned string causes and exception
>
> -[NSConcreteValue getCString:maxLength:encoding:]: unrecognized selector sent
> to instance 0x130165e0
NSDeviceResolution does not give you an NSString. It gives you an NSValue
respresenting an NSSize. Try this:
NSValue* v = [dd valueForKey:NSDeviceResolution];
NSSize sz = [v sizeValue];
(The error message gives you a hint: NSConcreteValue is one of the
implementations of NSValue.)
--
Greg Parker [email protected] Runtime Wrangler
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