Re: CGImageRef as a property of a cocoa object
Re: CGImageRef as a property of a cocoa object
- Subject: Re: CGImageRef as a property of a cocoa object
- From: Graham Cox <email@hidden>
- Date: Sun, 22 Sep 2013 11:07:08 +0200
On 21/09/2013, at 5:13 PM, Dave <email@hidden> wrote:
> Also CF objects will throw an exception if you call release with a nil pointer, so you can check for this in your setter.
Not if there is a specific retain/release function such as CGImageRetain, CGImageRelease. These ignore nil. You should always use these instead of a generic CFRelease because they may do additional work for all we know.
--Graham
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