Page 197 Table of Contents Index Page 199
Chapters
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30
A, B, C, D, E



CHAPTER 22. EXTENDED STREAM INPUT

Here are the required, standard pointer gesture names:

22.4 The Pointer Protocol

=> pointer [Protocol Class]
The protocol class that corresponds to a pointing device. If you want to create a new class that
behaves like a pointer, it should be a subclass of pointer. Subclasses of pointer must obey the
pointer protocol. Members of this class are mutable.

=> pointerp object [Function]
Returns true if object is a pointer, otherwise returns false.


Page 197 Table of Contents Index Page 199
Chapters
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30
A, B, C, D, E