606508da77
adjusted to match termcap capability. A few other variable names renamed too (ones related to or derived from termcap variables).
106 lines
2.8 KiB
C
106 lines
2.8 KiB
C
/* $NetBSD: curs_set.c,v 1.4 2000/12/19 21:34:24 jdc Exp $ */
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/*-
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* Copyright (c) 1998-2000 Brett Lymn
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* (blymn@baea.com.au, brett_lymn@yahoo.com.au)
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* All rights reserved.
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*
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* This code has been donated to The NetBSD Foundation by the Author.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software withough specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: curs_set.c,v 1.4 2000/12/19 21:34:24 jdc Exp $");
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#endif /* not lint */
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#include "curses.h"
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#include "curses_private.h"
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static int old_mode = 2; /* cursor is set to high vis on start */
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/*
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* curs_set --
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* Set the visibility of the cursor, 0 means invisible, 1 means normal
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* visibility and 2 means high visibility. Return the previous
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* visibility iff the terminal supports the new visibility otherwise
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* return ERR.
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*/
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int
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curs_set(int visibility)
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{
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int old_one;
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old_one = old_mode;
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switch (visibility) {
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case 0: /* invisible */
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if (__tc_vi != NULL) {
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#ifdef DEBUG
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__CTRACE("curs_set: invisible\n");
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#endif
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old_mode = 0;
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tputs(__tc_vi, 0, __cputchar);
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return old_one;
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}
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break;
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case 1: /* normal */
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if (__tc_ve != NULL) {
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#ifdef DEBUG
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__CTRACE("curs_set: normal\n");
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#endif
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old_mode = 1;
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tputs(__tc_ve, 0, __cputchar);
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return old_one;
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}
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break;
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case 2: /* high visibility */
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if (__tc_vs != NULL) {
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#ifdef DEBUG
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__CTRACE("curs_set: high vis\n");
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#endif
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old_mode = 2;
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tputs(__tc_vs, 0, __cputchar);
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return old_one;
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}
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break;
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default:
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break;
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}
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return ERR;
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}
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/*
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* __restore_cursor_vis --
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* Restore the old cursor visibility.
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*/
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void
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__restore_cursor_vis(void)
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{
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curs_set(old_mode);
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}
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