Re: Handling key equivalents in a controller class?
Re: Handling key equivalents in a controller class?
- Subject: Re: Handling key equivalents in a controller class?
- From: Matt Neuburg <email@hidden>
- Date: Wed, 16 Jul 2008 14:53:48 -0700
- Thread-topic: Handling key equivalents in a controller class?
On Wed, 16 Jul 2008 10:05:52 -0700, Jens Alfke <email@hidden> said:
>I've run into this problem a few times now: I have an
>NSWindowController subclass that manages a window. I want to handle
>certain hot-keys in this window, for example Esc to exit full-screen
>mode, or maybe use letter keys to switch tools as in Photoshop. Where
>do I put the handler for this?
>
>When this happened in the past I added a -performKeyEquivalent: method
>to a custom view in the window. However, this only makes sense
>architecturally if the action is related to that view; and if the view
>is a standard class (like NSTableView) then I have to subclass it just
>to add that one method. (AppKit doesn't send -performKeyEquivalent up
>the responder chain to the window's delegate, only to the views in the
>window.) This seems contrary to Cocoa's usual philosophy of delegation.
>
>Am I missing something?
Implement keyDown: in the NSWindowController? I'm not seeing a reason why
you need performKeyEquivalent to catch unmodified Esc and letter keys...
Actually I'm fond of sticking a singleton NSResponder into the chain after
the window and implementing keyDown: there. m.
--
matt neuburg, phd = email@hidden, <http://www.tidbits.com/matt/>
A fool + a tool + an autorelease pool = cool!
One of the 2007 MacTech Top 25: <http://tinyurl.com/2rh4pf>
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<http://www.amazon.com/gp/product/0596102119>
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