xref: /netbsd-src/lib/libcurses/PSD.doc/ex1.c (revision eb7c1594f145c931049e1fd9eb056a5987e87e59)
1*eb7c1594Sagc .\"	$NetBSD: ex1.c,v 1.6 2003/08/07 16:44:27 agc Exp $
2b51ed80fSperry .\"
3b4beac8fScgd .\" Copyright (c) 1992, 1993
4b4beac8fScgd .\"	 The Regents of the University of California.  All rights reserved.
5b4beac8fScgd .\"
6b4beac8fScgd .\" Redistribution and use in source and binary forms, with or without
7b4beac8fScgd .\" modification, are permitted provided that the following conditions
8b4beac8fScgd .\" are met:
9b4beac8fScgd .\" 1. Redistributions of source code must retain the above copyright
10b4beac8fScgd .\"    notice, this list of conditions and the following disclaimer.
11b4beac8fScgd .\" 2. Redistributions in binary form must reproduce the above copyright
12b4beac8fScgd .\"    notice, this list of conditions and the following disclaimer in the
13b4beac8fScgd .\"    documentation and/or other materials provided with the distribution.
14*eb7c1594Sagc .\" 3. Neither the name of the University nor the names of its contributors
15b4beac8fScgd .\"    may be used to endorse or promote products derived from this software
16b4beac8fScgd .\"    without specific prior written permission.
17b4beac8fScgd .\"
18b4beac8fScgd .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19b4beac8fScgd .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20b4beac8fScgd .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21b4beac8fScgd .\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22b4beac8fScgd .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23b4beac8fScgd .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24b4beac8fScgd .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25b4beac8fScgd .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26b4beac8fScgd .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27b4beac8fScgd .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28b4beac8fScgd .\" SUCH DAMAGE.
29b4beac8fScgd .\"
30d29088daScgd .\"     @(#)ex1.c	8.1 (Berkeley) 6/8/93
31b4beac8fScgd .\"
32b4beac8fScgd #include <sys/types.h>
33b4beac8fScgd #include <curses.h>
34b4beac8fScgd #include <stdio.h>
35b4beac8fScgd #include <signal.h>
36b4beac8fScgd 
37b4beac8fScgd 
38b4beac8fScgd #define YSIZE 10
39b4beac8fScgd #define XSIZE 20
40b4beac8fScgd 
41b4beac8fScgd int quit();
42b4beac8fScgd 
43b4beac8fScgd main()
44b4beac8fScgd {
45b4beac8fScgd 	int i, j, c;
46b4beac8fScgd 	size_t len;
47b4beac8fScgd 	char id[100];
48b4beac8fScgd 	FILE *fp;
49b4beac8fScgd 	char *s;
50b4beac8fScgd 
51b4beac8fScgd 	initscr();			/* Always call initscr() first */
52b4beac8fScgd 	signal(SIGINT, quit);		/* Make sure wou have a 'cleanup' fn */
53b4beac8fScgd 	crmode();			/* We want cbreak mode */
54b4beac8fScgd 	noecho();			/* We want to have control of chars */
55b4beac8fScgd 	delwin(stdscr);			/* Create our own stdscr */
56b4beac8fScgd 	stdscr = newwin(YSIZE, XSIZE, 10, 35);
57b4beac8fScgd 	flushok(stdscr, TRUE);		/* Enable flushing of stdout */
58b4beac8fScgd 	scrollok(stdscr, TRUE);		/* Enable scrolling */
59b4beac8fScgd 	erase();			/* Initially, clear the screen */
60b4beac8fScgd 
61b4beac8fScgd 	standout();
62b4beac8fScgd 	move(0,0);
63b4beac8fScgd 	while (1) {
64b4beac8fScgd 		c = getchar();
65b4beac8fScgd 		switch(c) {
66b4beac8fScgd 		case 'q':		/* Quit on 'q' */
67b4beac8fScgd 			quit();
68b4beac8fScgd 			break;
69b4beac8fScgd 		case 's':		/* Go into standout mode on 's' */
70b4beac8fScgd 			standout();
71b4beac8fScgd 			break;
72b4beac8fScgd 		case 'e':		/* Exit standout mode on 'e' */
73b4beac8fScgd 			standend();
74b4beac8fScgd 			break;
75b4beac8fScgd 		case 'r':		/* Force a refresh on 'r' */
76b4beac8fScgd 			wrefresh(curscr);
77b4beac8fScgd 			break;
78b4beac8fScgd 		default:		/* By default output the character */
79b4beac8fScgd 			addch(c);
80b4beac8fScgd 			refresh();
81b4beac8fScgd 		}
82b4beac8fScgd 	}
83b4beac8fScgd }
84b4beac8fScgd 
85b4beac8fScgd 
86b4beac8fScgd int
87b4beac8fScgd quit()
88b4beac8fScgd {
89b4beac8fScgd 	erase();		/* Terminate by erasing the screen */
90b4beac8fScgd 	refresh();
91b4beac8fScgd 	endwin();		/* Always end with endwin() */
92b4beac8fScgd 	delwin(curscr);		/* Return storage */
93b4beac8fScgd 	delwin(stdscr);
94b4beac8fScgd 	putchar('\n');
95b4beac8fScgd 	exit(0);
96b4beac8fScgd }
97b4beac8fScgd 
98b4beac8fScgd 
99b4beac8fScgd 
100b4beac8fScgd 
101