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1.1 deraadt 1: /* $NetBSD: cmd1.c,v 1.3 1995/09/28 10:34:03 tls Exp $ */
2:
3: /*
4: * Copyright (c) 1983, 1993
5: * The Regents of the University of California. All rights reserved.
6: *
7: * This code is derived from software contributed to Berkeley by
8: * Edward Wang at The University of California, Berkeley.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the University of
21: * California, Berkeley and its contributors.
22: * 4. Neither the name of the University nor the names of its contributors
23: * may be used to endorse or promote products derived from this software
24: * without specific prior written permission.
25: *
26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36: * SUCH DAMAGE.
37: */
38:
39: #ifndef lint
40: #if 0
41: static char sccsid[] = "@(#)cmd1.c 8.1 (Berkeley) 6/6/93";
42: #else
43: static char rcsid[] = "$NetBSD: cmd1.c,v 1.3 1995/09/28 10:34:03 tls Exp $";
44: #endif
45: #endif /* not lint */
46:
47: #include "defs.h"
48: #include "char.h"
49:
50: c_window()
51: {
52: int col, row, xcol, xrow;
53: int id;
54:
55: if ((id = findid()) < 0)
56: return;
57: if (!terse)
58: wwputs("New window (upper left corner): ", cmdwin);
59: col = 0;
60: row = 1;
61: wwadd(boxwin, framewin->ww_back);
62: for (;;) {
63: wwbox(boxwin, row - 1, col - 1, 3, 3);
64: wwsetcursor(row, col);
65: while (wwpeekc() < 0)
66: wwiomux();
67: switch (getpos(&row, &col, row > 1, 0,
68: wwnrow - 1, wwncol - 1)) {
69: case 3:
70: wwunbox(boxwin);
71: wwdelete(boxwin);
72: return;
73: case 2:
74: wwunbox(boxwin);
75: break;
76: case 1:
77: wwunbox(boxwin);
78: case 0:
79: continue;
80: }
81: break;
82: }
83: if (!terse)
84: wwputs("\nNew window (lower right corner): ", cmdwin);
85: xcol = col;
86: xrow = row;
87: for (;;) {
88: wwbox(boxwin, row - 1, col - 1,
89: xrow - row + 3, xcol - col + 3);
90: wwsetcursor(xrow, xcol);
91: while (wwpeekc() < 0)
92: wwiomux();
93: switch (getpos(&xrow, &xcol, row, col, wwnrow - 1, wwncol - 1))
94: {
95: case 3:
96: wwunbox(boxwin);
97: wwdelete(boxwin);
98: return;
99: case 2:
100: wwunbox(boxwin);
101: break;
102: case 1:
103: wwunbox(boxwin);
104: case 0:
105: continue;
106: }
107: break;
108: }
109: wwdelete(boxwin);
110: if (!terse)
111: wwputc('\n', cmdwin);
112: wwcurtowin(cmdwin);
113: (void) openwin(id, row, col, xrow-row+1, xcol-col+1, default_nline,
114: (char *) 0, 1, 1, default_shellfile, default_shell);
115: }
116:
117: getpos(row, col, minrow, mincol, maxrow, maxcol)
118: register int *row, *col;
119: int minrow, mincol;
120: int maxrow, maxcol;
121: {
122: static int scount;
123: int count;
124: char c;
125: int oldrow = *row, oldcol = *col;
126:
127: while ((c = wwgetc()) >= 0) {
128: switch (c) {
129: case '0': case '1': case '2': case '3': case '4':
130: case '5': case '6': case '7': case '8': case '9':
131: scount = scount * 10 + c - '0';
132: continue;
133: }
134: count = scount ? scount : 1;
135: scount = 0;
136: switch (c) {
137: case 'h':
138: if ((*col -= count) < mincol)
139: *col = mincol;
140: break;
141: case 'H':
142: *col = mincol;
143: break;
144: case 'l':
145: if ((*col += count) > maxcol)
146: *col = maxcol;
147: break;
148: case 'L':
149: *col = maxcol;
150: break;
151: case 'j':
152: if ((*row += count) > maxrow)
153: *row = maxrow;
154: break;
155: case 'J':
156: *row = maxrow;
157: break;
158: case 'k':
159: if ((*row -= count) < minrow)
160: *row = minrow;
161: break;
162: case 'K':
163: *row = minrow;
164: break;
165: case ctrl('['):
166: if (!terse)
167: wwputs("\nCancelled. ", cmdwin);
168: return 3;
169: case '\r':
170: return 2;
171: default:
172: if (!terse)
173: wwputs("\nType [hjklHJKL] to move, return to enter position, escape to cancel.", cmdwin);
174: wwbell();
175: }
176: }
177: return oldrow != *row || oldcol != *col;
178: }