1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1995-1998 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 /* LINTLIBRARY */ 28 29 /* 30 * pecho_wc.c 31 * 32 * XCurses Library 33 * 34 * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved. 35 * 36 */ 37 38 #if M_RCSID 39 #ifndef lint 40 static char rcsID[] = 41 "$Header: /team/ps/sun_xcurses/archive/local_changes/xcurses/src/lib/" 42 "libxcurses/src/libc/xcurses/rcs/pecho_wc.c 1.4 1998/05/22 15:04:28 " 43 "cbates Exp $"; 44 #endif 45 #endif 46 47 #include <private.h> 48 49 int 50 pecho_wchar(WINDOW *pad, const cchar_t *cc) 51 { 52 int code, dy, dx; 53 int code1; 54 55 /* Compute height and width of inclusive region. */ 56 dy = pad->_smaxy - pad->_sminy; 57 dx = pad->_smaxx - pad->_sminx; 58 59 60 /* Is the logical cursor within the previously displayed region? */ 61 if (pad->_cury < pad->_refy || pad->_curx < pad->_refx || 62 pad->_refy + dy < pad->_cury || pad->_refx + dx < pad->_curx) 63 return (ERR); 64 65 /* Add the character to the pad. */ 66 code1 = wadd_wch(pad, cc); 67 68 /* Redisplay previous region. */ 69 code = prefresh(pad, pad->_refy, pad->_refx, 70 pad->_sminy, pad->_sminx, pad->_smaxy, pad->_smaxx); 71 72 return ((code1) ? code : code1); 73 } 74