1 /* 2 * Copyright (c) 1981 Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #ifndef lint 9 static char sccsid[] = "@(#)insertln.c 5.4 (Berkeley) 06/01/90"; 10 #endif /* not lint */ 11 12 # include "curses.ext" 13 14 /* 15 * This routine performs an insert-line on the window, leaving 16 * (_cury,_curx) unchanged. 17 * 18 */ 19 winsertln(win) 20 reg WINDOW *win; { 21 22 reg char *temp; 23 reg int y; 24 reg char *end; 25 reg int x; 26 27 #ifdef DEBUG 28 fprintf(outf, "INSERTLN(%0.2o)\n", win); 29 #endif 30 if (win->_orig == NULL) 31 temp = win->_y[win->_maxy - 1]; 32 for (y = win->_maxy - 1; y > win->_cury; --y) { 33 if (win->_orig == NULL) 34 win->_y[y] = win->_y[y - 1]; 35 else 36 bcopy(win->_y[y - 1], win->_y[y], win->_maxx); 37 touchline(win, y, 0, win->_maxx - 1); 38 } 39 if (win->_orig == NULL) 40 win->_y[y] = temp; 41 else 42 temp = win->_y[y]; 43 for (end = &temp[win->_maxx]; temp < end; ) 44 *temp++ = ' '; 45 touchline(win, y, 0, win->_maxx - 1); 46 if (win->_orig == NULL) 47 _id_subwins(win); 48 } 49