1.4 Defining Objective-C classes and methods

The preceding sections covered the use of existing Objective-C classes. This section describes how to implement Objective-C classes in Lisp.

1.4.1 Objects and pointers

1.4.2 Defining an Objective-C class

1.4.3 Defining Objective-C methods

1.4.4 How inheritance works

1.4.5 Invoking methods in the superclass

1.4.6 Abstract classes

1.4.7 Instance variables

1.4.8 Memory management

1.4.9 Using and defining formal protocols