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Mac OSX Developer's Guide
book

Mac OSX Developer's Guide

by Jesse Feiler
October 2001
Intermediate to advanced content levelIntermediate to advanced
594 pages
21h 44m
English
Morgan Kaufmann
Content preview from Mac OSX Developer's Guide
116 9 Chapter 7: The Frameworks of Mac OS X:
Cocoa
have to execute at run time to link the text field to the instance
variable "city."
In this example, the outlet--a text field that is referred to by the outlet vari-
able "city"--is in fact a data entry field. "Outlet" is a messaging concept and
doesn't indicate the direction in which data flows in your application.
Actions
Connections are also made for actions--and here the direction
of data flow is critical. Action connections are made from con-
trol objects (such as buttons) to the objects that you create. Ac-
tions not only have a source and destination, but also have a
message that ...
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Publisher Resources

ISBN: 9780122513411