November 2011
Intermediate to advanced
528 pages
10h 14m
English
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Chapter 31. View Swapping
Often, instead of bringing up a new window, you will simply want to swap out a view and replace it with another. One easy way to do this is to change the content view of a box.
Putting each view in its own XIB results in a more modular design. In Mac OS 10.5, Apple added the class NSViewController to Cocoa. We will make a subclass of NSViewController for each view that we want to swap in.
This project will, in the next chapter, evolve into a relatively sophisticated Core Data application, so we will want each of our view controllers to have access to an NSManagedObjectContext. Figure 31.1 shows where we are going.
Figure 31.1. Completed Application
The pop-up button will enable the user to jump back and forth between ...
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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.
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