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, by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 /* 28 * pecho_wc.c 29 * 30 * XCurses Library 31 * 32 * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved. 33 * 34 */ 35 36 #if M_RCSID 37 #ifndef lint 38 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/pecho_wc.c 1.1 1995/06/20 13:31:51 ant Exp $"; 39 #endif 40 #endif 41 42 #include <private.h> 43 44 int 45 pecho_wchar(WINDOW *pad, const cchar_t *cc) 46 { 47 int code, dy, dx; 48 49 #ifdef M_CURSES_TRACE 50 __m_trace("pecho_wchar(%p, %p)", pad, cc); 51 #endif 52 53 /* Compute height and width of inclusive region. */ 54 dy = pad->_smaxy - pad->_sminy; 55 dx = pad->_smaxx - pad->_sminx; 56 57 /* Is the logical cursor within the previously displayed region? */ 58 if (pad->_cury < pad->_refy || pad->_curx < pad->_refx 59 || pad->_refy + dy < pad->_cury || pad->_refx + dx < pad->_curx) 60 return __m_return_code("pecho_wchar", ERR); 61 62 /* Add the character to the pad. */ 63 if ((code = wadd_wch(pad, cc)) == OK) { 64 /* Redisplay previous region. */ 65 code = prefresh( 66 pad, pad->_refy, pad->_refx, 67 pad->_sminy, pad->_sminx, pad->_smaxy, pad->_smaxx 68 ); 69 } 70 71 return __m_return_code("pecho_wchar", code); 72 } 73