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Re: NSValidatesImmediatelyBindingOption confustication
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Re: NSValidatesImmediatelyBindingOption confustication


  • Subject: Re: NSValidatesImmediatelyBindingOption confustication
  • From: Keary Suska <email@hidden>
  • Date: Wed, 25 Sep 2013 21:52:03 -0600

On Sep 25, 2013, at 4:30 PM, email@hidden wrote:

> WRT NSValidatesImmediatelyBindingOption  the binding docs say:
>
> Q
>        A Boolean value that determines if the contents of the binding are validated immediately.
>
>       If YES, the value is validated as it is entered. Otherwise, the content is validated only when the user interface item attempts to resign as the responder.
> /Q
>
> This seems quite misleading and somehow conflated with NSContinuouslyUpdatesValueBindingOption.
>
> Reading the bindings message flow docs
> https://developer.apple.com/library/mac/DOCUMENTATION/Cocoa/Conceptual/CocoaBindings/Concepts/MessageFlow.html
> it is clear that KVC validation ONLY occurs if this option is set.
>
> Or have I got that wrong somehow?
> Certainly I can only get my model bindings to validate if this option is enabled.

No, you have it right. The docs have it wrong. Please file a bug ;-)

Keary Suska
Esoteritech, Inc.
"Demystifying technology for your home or business"


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