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15637ed4 | 1 | /* |
b80b8de3 AC |
2 | * Copyright (c) 1981, 1993 |
3 | * The Regents of the University of California. All rights reserved. | |
15637ed4 RG |
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 | |
b80b8de3 AC |
35 | static char sccsid[] = "@(#)insertln.c 8.1 (Berkeley) 6/4/93"; |
36 | #endif /* not lint */ | |
15637ed4 | 37 | |
b80b8de3 AC |
38 | #include <curses.h> |
39 | #include <string.h> | |
15637ed4 RG |
40 | |
41 | /* | |
b80b8de3 AC |
42 | * winsertln -- |
43 | * Do an insert-line on the window, leaving (cury, curx) unchanged. | |
15637ed4 | 44 | */ |
b80b8de3 | 45 | int |
15637ed4 | 46 | winsertln(win) |
b80b8de3 AC |
47 | register WINDOW *win; |
48 | { | |
15637ed4 | 49 | |
b80b8de3 AC |
50 | register int y, i; |
51 | register __LINE *temp; | |
15637ed4 | 52 | |
b80b8de3 AC |
53 | #ifdef DEBUG |
54 | __CTRACE("insertln: (%0.2o)\n", win); | |
15637ed4 | 55 | #endif |
b80b8de3 AC |
56 | if (win->orig == NULL) |
57 | temp = win->lines[win->maxy - 1]; | |
98b29b36 | 58 | for (y = win->maxy - 1; y > (int) win->cury; --y) { |
b80b8de3 AC |
59 | win->lines[y]->flags &= ~__ISPASTEOL; |
60 | win->lines[y - 1]->flags &= ~__ISPASTEOL; | |
61 | if (win->orig == NULL) | |
62 | win->lines[y] = win->lines[y - 1]; | |
15637ed4 | 63 | else |
b80b8de3 AC |
64 | (void)memcpy(win->lines[y]->line, |
65 | win->lines[y - 1]->line, | |
66 | win->maxx * __LDATASIZE); | |
67 | __touchline(win, y, 0, win->maxx - 1, 0); | |
15637ed4 | 68 | } |
b80b8de3 AC |
69 | if (win->orig == NULL) |
70 | win->lines[y] = temp; | |
15637ed4 | 71 | else |
b80b8de3 AC |
72 | temp = win->lines[y]; |
73 | for(i = 0; i < win->maxx; i++) { | |
74 | temp->line[i].ch = ' '; | |
75 | temp->line[i].attr = 0; | |
76 | } | |
77 | __touchline(win, y, 0, win->maxx - 1, 0); | |
78 | if (win->orig == NULL) | |
79 | __id_subwins(win); | |
80 | return (OK); | |
15637ed4 | 81 | } |