September 2002
Intermediate to advanced
1272 pages
31h 12m
English
Content preview from Cocoa® Programming
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Implementing Cut, Copy, and Paste
Custom subclasses of NSView and NSControl need to implement the -cut:, -copy:, and -paste: action methods if they want to support cut, copy, and paste operations. Because these actions are only sent to the first responder, it only makes sense to implement them for objects that accept first responder status. Sometimes, it might make sense to implement these actions in an NSDocument class instead of a view. (Any class in the responder chain could implement them.)
NOTE
The NSTextView class is different. The -cut:, -copy:, and -paste: actions should not be overridden in subclasses of NSTextView. Instead, there is a large group of methods that should be overridden to extend the existing NSTextView cut, copy, and ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.