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Re: First Responder, NSUndoManager, and MyDocument

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Re: First Responder, NSUndoManager, and MyDocument

Subject: Re: First Responder, NSUndoManager, and MyDocument
From: Seth Willits <email@hidden>
Date: Wed, 23 Jul 2008 15:14:52 -0700

On Jul 23, 2008, at 2:10 PM, Todd Heberlein wrote:

What gives? Why doesn't an undo: message get sent to my MyDocument object?

Because it's handled by something earlier in the responder chain. Your document isn't going to be first responder.

See figure 1-10.
http://developer.apple.com/documentation/Cocoa/Conceptual/EventOverview/EventArchitecture/chapter_2_section_6.html


--
Seth Willits


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