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60de5df9 | 1 | /* |
46e9ea25 KB |
2 | * Copyright (c) 1983 Regents of the University of California. |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
5e8b0e60 KB |
6 | * provided that the above copyright notice and this paragraph are |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
60de5df9 EW |
16 | */ |
17 | ||
46e9ea25 | 18 | #ifndef lint |
5e8b0e60 | 19 | static char sccsid[] = "@(#)cmd.c 3.38 (Berkeley) %G%"; |
46e9ea25 KB |
20 | #endif /* not lint */ |
21 | ||
f6dc361a | 22 | #include "defs.h" |
0e64e422 | 23 | #include "char.h" |
f6dc361a | 24 | |
f6dc361a EW |
25 | docmd() |
26 | { | |
27 | register char c; | |
28 | register struct ww *w; | |
ffa20db4 | 29 | char out = 0; |
f6dc361a | 30 | |
2c279448 EW |
31 | while (!out && !quit) { |
32 | if ((c = wwgetc()) < 0) { | |
33 | if (terse) | |
34 | wwsetcursor(0, 0); | |
35 | else { | |
36 | wwputs("Command: ", cmdwin); | |
37 | wwcurtowin(cmdwin); | |
f6dc361a | 38 | } |
2c279448 EW |
39 | do |
40 | wwiomux(); | |
41 | while ((c = wwgetc()) < 0); | |
42 | } | |
43 | if (!terse) | |
44 | wwputc('\n', cmdwin); | |
45 | switch (c) { | |
46 | default: | |
47 | if (c != escapec) | |
48 | break; | |
49 | case 'h': case 'j': case 'k': case 'l': | |
50 | case ctrl('y'): | |
51 | case ctrl('e'): | |
52 | case ctrl('u'): | |
53 | case ctrl('d'): | |
54 | case ctrl('b'): | |
55 | case ctrl('f'): | |
56 | case ctrl('s'): | |
57 | case ctrl('q'): | |
58 | case ctrl('['): | |
59 | if (selwin == 0) { | |
60 | error("No window."); | |
61 | continue; | |
62 | } | |
63 | } | |
64 | switch (c) { | |
65 | case '1': case '2': case '3': case '4': case '5': | |
66 | case '6': case '7': case '8': case '9': | |
67 | if ((w = window[c - '1']) == 0) { | |
68 | error("%c: No such window.", c); | |
86845af3 | 69 | break; |
2c279448 EW |
70 | } |
71 | setselwin(w); | |
72 | if (checkproc(selwin) >= 0) | |
73 | out = 1; | |
74 | break; | |
75 | case '%': | |
76 | if ((w = getwin()) != 0) | |
77 | setselwin(w); | |
78 | break; | |
79 | case ctrl('^'): | |
80 | if (lastselwin != 0) { | |
81 | setselwin(lastselwin); | |
86845af3 | 82 | if (checkproc(selwin) >= 0) |
ffa20db4 | 83 | out = 1; |
2c279448 EW |
84 | } else |
85 | error("No previous window."); | |
86 | break; | |
87 | case 'c': | |
88 | if ((w = getwin()) != 0) | |
89 | closewin(w); | |
90 | break; | |
91 | case 'w': | |
92 | c_window(); | |
93 | break; | |
94 | case 'm': | |
95 | if ((w = getwin()) != 0) | |
96 | c_move(w); | |
97 | break; | |
98 | case 'M': | |
99 | if ((w = getwin()) != 0) | |
100 | movewin(w, w->ww_alt.t, w->ww_alt.l); | |
101 | break; | |
102 | case 's': | |
103 | if ((w = getwin()) != 0) | |
104 | c_size(w); | |
105 | break; | |
106 | case 'S': | |
107 | if ((w = getwin()) != 0) | |
108 | sizewin(w, w->ww_alt.nr, w->ww_alt.nc); | |
109 | break; | |
110 | case ':': | |
111 | c_colon(); | |
112 | break; | |
113 | case 'h': | |
114 | (void) wwwrite(selwin, "\b", 1); | |
115 | break; | |
116 | case 'j': | |
117 | (void) wwwrite(selwin, "\n", 1); | |
118 | break; | |
119 | case 'k': | |
120 | (void) wwwrite(selwin, "\033A", 2); | |
121 | break; | |
122 | case 'l': | |
123 | (void) wwwrite(selwin, "\033C", 2); | |
124 | break; | |
125 | case ctrl('e'): | |
126 | wwscroll(selwin, 1); | |
127 | break; | |
128 | case ctrl('y'): | |
129 | wwscroll(selwin, -1); | |
130 | break; | |
131 | case ctrl('d'): | |
132 | wwscroll(selwin, selwin->ww_w.nr / 2); | |
133 | break; | |
134 | case ctrl('u'): | |
135 | wwscroll(selwin, - selwin->ww_w.nr / 2); | |
136 | break; | |
137 | case ctrl('f'): | |
138 | wwscroll(selwin, selwin->ww_w.nr); | |
139 | break; | |
140 | case ctrl('b'): | |
141 | wwscroll(selwin, - selwin->ww_w.nr); | |
142 | break; | |
143 | case ctrl('s'): | |
144 | stopwin(selwin); | |
145 | break; | |
146 | case ctrl('q'): | |
147 | startwin(selwin); | |
148 | break; | |
149 | case ctrl('l'): | |
150 | wwredraw(); | |
151 | break; | |
152 | case '?': | |
153 | c_help(); | |
154 | break; | |
155 | case ctrl('['): | |
156 | if (checkproc(selwin) >= 0) | |
157 | out = 1; | |
158 | break; | |
159 | case ctrl('z'): | |
160 | wwsuspend(); | |
161 | break; | |
162 | case 'q': | |
163 | c_quit(); | |
164 | break; | |
165 | /* debugging stuff */ | |
166 | case '&': | |
167 | if (debug) { | |
168 | c_debug(); | |
86845af3 | 169 | break; |
2c279448 EW |
170 | } |
171 | default: | |
172 | if (c == escapec) { | |
173 | if (checkproc(selwin) >= 0) { | |
174 | (void) write(selwin->ww_pty, | |
175 | &escapec, 1); | |
176 | out = 1; | |
86845af3 | 177 | } |
2c279448 EW |
178 | } else { |
179 | if (!terse) | |
180 | wwbell(); | |
181 | error("Type ? for help."); | |
74329e4e | 182 | } |
f6dc361a | 183 | } |
101acab4 | 184 | } |
ffa20db4 EW |
185 | if (!quit) |
186 | setcmd(0); | |
f6dc361a EW |
187 | } |
188 | ||
189 | struct ww * | |
190 | getwin() | |
191 | { | |
192 | register int c; | |
4c8ea7ce | 193 | struct ww *w = 0; |
f6dc361a | 194 | |
101acab4 | 195 | if (!terse) |
b1189050 | 196 | wwputs("Which window? ", cmdwin); |
f2a77fe1 | 197 | wwcurtowin(cmdwin); |
8fa6d94c EW |
198 | while ((c = wwgetc()) < 0) |
199 | wwiomux(); | |
bb05dfb5 EW |
200 | if (debug && c == 'c') |
201 | w = cmdwin; | |
202 | else if (debug && c == 'f') | |
203 | w = framewin; | |
720ae37c EW |
204 | else if (debug && c == 'b') |
205 | w = boxwin; | |
bb05dfb5 EW |
206 | else if (c >= '1' && c < NWINDOW + '1') |
207 | w = window[c - '1']; | |
2422abab EW |
208 | else if (c == '+') |
209 | w = selwin; | |
210 | else if (c == '-') | |
211 | w = lastselwin; | |
bb05dfb5 | 212 | if (w == 0) |
7ecf4dca | 213 | wwbell(); |
101acab4 | 214 | if (!terse) |
bf3b96e9 | 215 | wwputc('\n', cmdwin); |
f6dc361a EW |
216 | return w; |
217 | } | |
218 | ||
86845af3 EW |
219 | checkproc(w) |
220 | struct ww *w; | |
221 | { | |
222 | if (w->ww_state != WWS_HASPROC) { | |
223 | error("No process in window."); | |
224 | return -1; | |
225 | } | |
226 | return 0; | |
227 | } | |
ffa20db4 EW |
228 | |
229 | setcmd(new) | |
230 | char new; | |
231 | { | |
232 | if (new && !incmd) { | |
233 | if (!terse) | |
234 | wwadd(cmdwin, &wwhead); | |
235 | if (selwin != 0) | |
236 | wwcursor(selwin, 1); | |
237 | wwcurwin = 0; | |
238 | } else if (!new && incmd) { | |
239 | if (!terse) { | |
240 | wwdelete(cmdwin); | |
241 | reframe(); | |
242 | } | |
243 | if (selwin != 0) | |
244 | wwcursor(selwin, 0); | |
245 | wwcurwin = selwin; | |
246 | } | |
247 | incmd = new; | |
248 | } | |
249 | ||
250 | setterse(new) | |
251 | char new; | |
252 | { | |
253 | if (incmd) | |
254 | if (new && !terse) { | |
255 | wwdelete(cmdwin); | |
256 | reframe(); | |
257 | } else if (!new && terse) | |
258 | wwadd(cmdwin, &wwhead); | |
259 | terse = new; | |
260 | } | |
261 | ||
262 | /* | |
263 | * Set the current window. | |
264 | */ | |
265 | setselwin(w) | |
266 | struct ww *w; | |
267 | { | |
268 | if (selwin == w) | |
269 | return; | |
142f32ee EW |
270 | if (selwin != 0) |
271 | lastselwin = selwin; | |
272 | if ((selwin = w) != 0) | |
273 | front(selwin, 1); | |
ffa20db4 | 274 | } |