April 2015
Intermediate to advanced
556 pages
17h 47m
English
book
Cocoa Programming for OS X: The Big Nerd Ranch Guide
by Aaron Hillegass, Adam Preble, Nate Chandler
Content preview from Cocoa Programming for OS X: The Big Nerd Ranch Guide
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Gesture Recognizers
Gesture recognizers, which were added in OS X 10.10, provide a higher-level means of handling mouse input. If you have used UIKit’s gesture recognizers on iOS you will find them very familiar.
Each gesture recognizer is designed to recognize one specific gesture:
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NSClickGestureRecognizer
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NSPanGestureRecognizer
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NSMagnificationGestureRecognizer
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NSPressGestureRecognizer
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NSRotationGestureRecognizer
Gesture recognizers are added to a specific view and report the gestures using target/action, just like controls:
func setupPan() { let pan = NSPanGestureRecognizer(target: self, action: Selector("pan:")) someView.addGestureRecognizer(pan) } func pan(pan: NSClickGestureRecognizer) { let location: ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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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.