Re: NSDocument Question
Re: NSDocument Question
- Subject: Re: NSDocument Question
- From: Bruce Cresanta <email@hidden>
- Date: Mon, 07 Feb 2011 12:54:58 -0700
Ii have two subclasses of NSDocument. One of the subclasses only ever needs one instance window. How do I query NSWindowController for the open window, and if that fails, create it. Sorry for the confusion.
Bruce
On Feb 7, 2011, at 10:54 AM, Quincey Morris wrote:
> On Feb 7, 2011, at 07:37, Bruce Cresanta wrote:
>
>> I have two types of NSDocument. One of them only ever needs to be active one at a time (No duplicates). How do I check to see if the window is open first and make it key, and if it is not open already, open it once?
>
> What do you mean by "two types of NSDocument"? Two subclasses? Two document types? Two file types? NSDocument already has the behavior you describe, based on the identity of the underlying file. If you don't see this behavior, then you're likely subverting it somehow, or working with two different files.
>
>
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