1 /* 2 * Copyright (c) 1981 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 /*static char sccsid[] = "from: @(#)insertln.c 5.4 (Berkeley) 6/1/90";*/ 36 static char rcsid[] = "$Id: insertln.c,v 1.3 1993/08/01 18:35:35 mycroft Exp $"; 37 #endif /* not lint */ 38 39 # include "curses.ext" 40 41 /* 42 * This routine performs an insert-line on the window, leaving 43 * (_cury,_curx) unchanged. 44 * 45 */ 46 winsertln(win) 47 reg WINDOW *win; { 48 49 reg chtype *temp; 50 reg int y; 51 reg chtype *end; 52 reg int x; 53 54 #ifdef DEBUG 55 fprintf(outf, "INSERTLN(%0.2o)\n", win); 56 #endif 57 if (win->_orig == NULL) 58 temp = win->_y[win->_maxy - 1]; 59 for (y = win->_maxy - 1; y > win->_cury; --y) { 60 if (win->_orig == NULL) 61 win->_y[y] = win->_y[y - 1]; 62 else 63 bcopy(win->_y[y - 1], win->_y[y], win->_maxx * sizeof(chtype)); 64 touchline(win, y, 0, win->_maxx - 1); 65 } 66 if (win->_orig == NULL) 67 win->_y[y] = temp; 68 else 69 temp = win->_y[y]; 70 for (end = &temp[win->_maxx]; temp < end; ) 71 *temp++ = ' '; 72 touchline(win, y, 0, win->_maxx - 1); 73 if (win->_orig == NULL) 74 _id_subwins(win); 75 } 76