Re: Is this still true?
Re: Is this still true?
- Subject: Re: Is this still true?
- From: "Hamish Allan" <email@hidden>
- Date: Mon, 30 Jun 2008 04:29:40 +0100
On Mon, Jun 30, 2008 at 12:37 AM, Scott Anguish <email@hidden> wrote:
> the controller classes don't return old and new values, that's the part that
> isn't implemented.
>
> your own classes (provided they're written in a KVO compliant manner) will
> return both.
Unless their properties are bound to, or dependent upon, properties
with key paths involving those controller classes :(
If this single bug were fixed, bindings would pretty much fulfill
their promise to make event-driven programming in Cocoa a joy.
Instead, you'll find yourself constantly working around it and
wondering why Apple have failed to fix it these past five years.
Hamish
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