/*
* 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) 1988 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1997, by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*LINTLIBRARY*/
#include <sys/types.h>
#include "curses_inc.h"
/*
* Move(cury, curx) of win to(y, x).
* It is guaranteed that the cursor is left at the start
* of a whole character nearest to(y, x).
*/
int
wmbmove(WINDOW *win, int y, int x)
{
chtype *wcp, *wp, *ep;
if (y < 0 || x < 0 || y >= win->_maxy || x >= win->_maxx)
return (ERR);
if (_scrmax > 1) {
wcp = win->_y[y];
wp = wcp + x;
ep = wcp + win->_maxx;
/* make wp points to the start of a character */
if (ISCBIT(*wp)) {
for (; wp >= wcp; --wp)
if (!ISCBIT(*wp))
break;
if (wp < wcp) {
wp = wcp+x+1;
for (; wp < ep; ++wp)
if (!ISCBIT(*wp))
break;
}
}
/* make sure that the character is whole */
if (wp + _curs_scrwidth[TYPE(*wp)] > ep)
return (ERR);
/* the new x position */
/*LINTED*/
x = (int)(wp - wcp);
}
if (y != win->_cury || x != win->_curx) {
win->_nbyte = -1;
/*LINTED*/
win->_cury = (short)y;
/*LINTED*/
win->_curx = (short)x;
}
return (win->_immed ? wrefresh(win) : OK);
}