pecho_wc.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1995-1998 by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/* LINTLIBRARY */
/*
* pecho_wc.c
*
* XCurses Library
*
* Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved.
*
*/
#if M_RCSID
#ifndef lint
static char rcsID[] =
"$Header: /team/ps/sun_xcurses/archive/local_changes/xcurses/src/lib/"
"libxcurses/src/libc/xcurses/rcs/pecho_wc.c 1.4 1998/05/22 15:04:28 "
"cbates Exp $";
#endif
#endif
#include <private.h>
int
pecho_wchar(WINDOW *pad, const cchar_t *cc)
{
int code, dy, dx;
int code1;
/* Compute height and width of inclusive region. */
dy = pad->_smaxy - pad->_sminy;
dx = pad->_smaxx - pad->_sminx;
/* Is the logical cursor within the previously displayed region? */
if (pad->_cury < pad->_refy || pad->_curx < pad->_refx ||
pad->_refy + dy < pad->_cury || pad->_refx + dx < pad->_curx)
return (ERR);
/* Add the character to the pad. */
code1 = wadd_wch(pad, cc);
/* Redisplay previous region. */
code = prefresh(pad, pad->_refy, pad->_refx,
pad->_sminy, pad->_sminx, pad->_smaxy, pad->_smaxx);
return ((code1) ? code : code1);
}