Re: variable problem is driving me nuts
Re: variable problem is driving me nuts
- Subject: Re: variable problem is driving me nuts
- From: Kyle Sluder <email@hidden>
- Date: Sun, 28 Oct 2012 12:27:13 -0700
On Oct 28, 2012, at 12:01 PM, Jens Alfke <email@hidden> wrote:
>
> On Oct 28, 2012, at 1:37 AM, Kyle Sluder <email@hidden> wrote:
>
>>> In general, initialization code like this in a nib-loaded object should go into its -awakeFromNib method, which is [almost] guaranteed to be the first method invoked on that object.
>>
>> Actually, the NSTableView docs explicitly warn that this is not the case:
>
> That’s why I said “[almost]”. :)
Well, it's contraindicated enough that I try to never do it.
>
>> Initialize your instance variable in -init, which *is* guaranteed to be the first method called on your object.
>
> I didn’t think init methods were called for objects loaded from nibs? (It’s possible this may have changed over time, though, since the old days when I learned Cocoa coding on the street from Buggsy and Leroy.)
The Resource Programming Guide has the details, but in summary: on OS X, Custom Objects are initialized with -init, Custom Views are initialized with -initWithFrame:, and everything else is initialized with -initWithCoder:.
--Kyle Sluder
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