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Re: Problems with custom NSView subclass, IBPalette, and bindings support
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Re: Problems with custom NSView subclass, IBPalette, and bindings support


  • Subject: Re: Problems with custom NSView subclass, IBPalette, and bindings support
  • From: "Sean McBride" <email@hidden>
  • Date: Thu, 27 Jan 2005 11:11:18 -0500
  • Organization: Rogue Research

On 2005-01-26 10:29, mmalcolm crawford said:

>> Should I call super at the beginning or end of my implementation?
>>
>I don't think it matters.

In fact it does... I'm having all kind of problems with my NSView class,
and I've been basing myself on your GraphicsBindings example.  After a
lot of trial and error, I came to try adding the call to super in
GraphicsView's bind:...

If I add:

[super bind:bindingName toObject:observableObject withKeyPath:
observableKeyPath options:options];

to the start I get:

2005-01-27 10:52:07.053 GraphicsBindings[853] [<GraphicsView 0x35e230>
setValue:forUndefinedKey:]: this class is not key value coding-compliant
for the key graphics.

If I add it to the end all seems well.  I think I more or less understand
why this makes sense.

>> Am I blind, or is this not documented?  Your GraphicsView.m and
>> JoystickView.m classes in you GraphicsBindings example also do not call
>> super.  Is doing so only needed if one is making an IBPalette?
>No, it's not documented.  Please file an enhancement request.

<rdar://3977143>

As I'm having problems getting my own class to work, I've decided to
instead start by making a palette for your GraphicsBindings example.
I'll send it to you when I'm done so you can make it public for others,
if you'd like...

Thanks again,

--
____________________________________________________________
Sean McBride, B. Eng                 email@hidden
Rogue Research                        www.rogue-research.com
Mac Software Developer              Montréal, Québec, Canada


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  • Follow-Ups:
    • Re: Problems with custom NSView subclass, IBPalette, and bindings support
      • From: mmalcolm crawford <email@hidden>
    • Re: Problems with custom NSView subclass, IBPalette, and bindings support
      • From: Ricky Sharp <email@hidden>
References: 
 >Re: Problems with custom NSView subclass, IBPalette, and bindings support (From: mmalcolm crawford <email@hidden>)

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