event.4

Object-Oriented Programming With ANSI-C这本书中的源代码!找了很久

.\"	Event.4 -- 1.2 Sep 30 06:37:40 1993
.\"	Copyright (c) 1993 Axel T. Schreiner
.TH Event 4 "local: ats"
.SH NAME
\f3Class  Event: Objct\fP \(em input item
.SH SYNOPSIS
.nf
Objct
    \f3Event\fP
.sp .5
.BI "new(Event(), " kind ", " data );
.sp .5
.BI "int kind (" self )
.BI "void * data (" self )
.fi
.SH DESCRIPTION
An
.B Event
object represents an input item
such as a piece of text, a mouse click, etc.
.PP
.I kind
is zero if
.I data
is a static string.
.I kind
is not zero if
.I data
is a pointer.
In particular,
a mouse click can be represented with
.I kind
1 and
.I data
pointing to an array with two integer coordinates.
.SH SEE ALSO
Ic(4)