Commit | Line | Data |
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60de5df9 | 1 | /* |
46e9ea25 KB |
2 | * Copyright (c) 1983 Regents of the University of California. |
3 | * All rights reserved. | |
4 | * | |
3dd3a9e5 KB |
5 | * This code is derived from software contributed to Berkeley by |
6 | * Edward Wang at The University of California, Berkeley. | |
7 | * | |
87f529ec | 8 | * %sccs.include.redist.c% |
60de5df9 EW |
9 | */ |
10 | ||
46e9ea25 | 11 | #ifndef lint |
3dd3a9e5 | 12 | static char sccsid[] = "@(#)cmd.c 3.40 (Berkeley) %G%"; |
46e9ea25 KB |
13 | #endif /* not lint */ |
14 | ||
f6dc361a | 15 | #include "defs.h" |
0e64e422 | 16 | #include "char.h" |
f6dc361a | 17 | |
f6dc361a EW |
18 | docmd() |
19 | { | |
20 | register char c; | |
21 | register struct ww *w; | |
ffa20db4 | 22 | char out = 0; |
f6dc361a | 23 | |
2c279448 EW |
24 | while (!out && !quit) { |
25 | if ((c = wwgetc()) < 0) { | |
26 | if (terse) | |
27 | wwsetcursor(0, 0); | |
28 | else { | |
29 | wwputs("Command: ", cmdwin); | |
30 | wwcurtowin(cmdwin); | |
f6dc361a | 31 | } |
2c279448 EW |
32 | do |
33 | wwiomux(); | |
34 | while ((c = wwgetc()) < 0); | |
35 | } | |
36 | if (!terse) | |
37 | wwputc('\n', cmdwin); | |
38 | switch (c) { | |
39 | default: | |
40 | if (c != escapec) | |
41 | break; | |
42 | case 'h': case 'j': case 'k': case 'l': | |
43 | case ctrl('y'): | |
44 | case ctrl('e'): | |
45 | case ctrl('u'): | |
46 | case ctrl('d'): | |
47 | case ctrl('b'): | |
48 | case ctrl('f'): | |
49 | case ctrl('s'): | |
50 | case ctrl('q'): | |
51 | case ctrl('['): | |
52 | if (selwin == 0) { | |
53 | error("No window."); | |
54 | continue; | |
55 | } | |
56 | } | |
57 | switch (c) { | |
58 | case '1': case '2': case '3': case '4': case '5': | |
59 | case '6': case '7': case '8': case '9': | |
60 | if ((w = window[c - '1']) == 0) { | |
61 | error("%c: No such window.", c); | |
86845af3 | 62 | break; |
2c279448 EW |
63 | } |
64 | setselwin(w); | |
65 | if (checkproc(selwin) >= 0) | |
66 | out = 1; | |
67 | break; | |
68 | case '%': | |
69 | if ((w = getwin()) != 0) | |
70 | setselwin(w); | |
71 | break; | |
72 | case ctrl('^'): | |
73 | if (lastselwin != 0) { | |
74 | setselwin(lastselwin); | |
86845af3 | 75 | if (checkproc(selwin) >= 0) |
ffa20db4 | 76 | out = 1; |
2c279448 EW |
77 | } else |
78 | error("No previous window."); | |
79 | break; | |
80 | case 'c': | |
81 | if ((w = getwin()) != 0) | |
82 | closewin(w); | |
83 | break; | |
84 | case 'w': | |
85 | c_window(); | |
86 | break; | |
87 | case 'm': | |
88 | if ((w = getwin()) != 0) | |
89 | c_move(w); | |
90 | break; | |
91 | case 'M': | |
92 | if ((w = getwin()) != 0) | |
93 | movewin(w, w->ww_alt.t, w->ww_alt.l); | |
94 | break; | |
95 | case 's': | |
96 | if ((w = getwin()) != 0) | |
97 | c_size(w); | |
98 | break; | |
99 | case 'S': | |
100 | if ((w = getwin()) != 0) | |
101 | sizewin(w, w->ww_alt.nr, w->ww_alt.nc); | |
102 | break; | |
103 | case ':': | |
104 | c_colon(); | |
105 | break; | |
106 | case 'h': | |
107 | (void) wwwrite(selwin, "\b", 1); | |
108 | break; | |
109 | case 'j': | |
110 | (void) wwwrite(selwin, "\n", 1); | |
111 | break; | |
112 | case 'k': | |
113 | (void) wwwrite(selwin, "\033A", 2); | |
114 | break; | |
115 | case 'l': | |
116 | (void) wwwrite(selwin, "\033C", 2); | |
117 | break; | |
118 | case ctrl('e'): | |
119 | wwscroll(selwin, 1); | |
120 | break; | |
121 | case ctrl('y'): | |
122 | wwscroll(selwin, -1); | |
123 | break; | |
124 | case ctrl('d'): | |
125 | wwscroll(selwin, selwin->ww_w.nr / 2); | |
126 | break; | |
127 | case ctrl('u'): | |
128 | wwscroll(selwin, - selwin->ww_w.nr / 2); | |
129 | break; | |
130 | case ctrl('f'): | |
131 | wwscroll(selwin, selwin->ww_w.nr); | |
132 | break; | |
133 | case ctrl('b'): | |
134 | wwscroll(selwin, - selwin->ww_w.nr); | |
135 | break; | |
136 | case ctrl('s'): | |
137 | stopwin(selwin); | |
138 | break; | |
139 | case ctrl('q'): | |
140 | startwin(selwin); | |
141 | break; | |
142 | case ctrl('l'): | |
143 | wwredraw(); | |
144 | break; | |
145 | case '?': | |
146 | c_help(); | |
147 | break; | |
148 | case ctrl('['): | |
149 | if (checkproc(selwin) >= 0) | |
150 | out = 1; | |
151 | break; | |
152 | case ctrl('z'): | |
153 | wwsuspend(); | |
154 | break; | |
155 | case 'q': | |
156 | c_quit(); | |
157 | break; | |
158 | /* debugging stuff */ | |
159 | case '&': | |
160 | if (debug) { | |
161 | c_debug(); | |
86845af3 | 162 | break; |
2c279448 EW |
163 | } |
164 | default: | |
165 | if (c == escapec) { | |
166 | if (checkproc(selwin) >= 0) { | |
167 | (void) write(selwin->ww_pty, | |
168 | &escapec, 1); | |
169 | out = 1; | |
86845af3 | 170 | } |
2c279448 EW |
171 | } else { |
172 | if (!terse) | |
173 | wwbell(); | |
174 | error("Type ? for help."); | |
74329e4e | 175 | } |
f6dc361a | 176 | } |
101acab4 | 177 | } |
ffa20db4 EW |
178 | if (!quit) |
179 | setcmd(0); | |
f6dc361a EW |
180 | } |
181 | ||
182 | struct ww * | |
183 | getwin() | |
184 | { | |
185 | register int c; | |
4c8ea7ce | 186 | struct ww *w = 0; |
f6dc361a | 187 | |
101acab4 | 188 | if (!terse) |
b1189050 | 189 | wwputs("Which window? ", cmdwin); |
f2a77fe1 | 190 | wwcurtowin(cmdwin); |
8fa6d94c EW |
191 | while ((c = wwgetc()) < 0) |
192 | wwiomux(); | |
bb05dfb5 EW |
193 | if (debug && c == 'c') |
194 | w = cmdwin; | |
195 | else if (debug && c == 'f') | |
196 | w = framewin; | |
720ae37c EW |
197 | else if (debug && c == 'b') |
198 | w = boxwin; | |
bb05dfb5 EW |
199 | else if (c >= '1' && c < NWINDOW + '1') |
200 | w = window[c - '1']; | |
2422abab EW |
201 | else if (c == '+') |
202 | w = selwin; | |
203 | else if (c == '-') | |
204 | w = lastselwin; | |
bb05dfb5 | 205 | if (w == 0) |
7ecf4dca | 206 | wwbell(); |
101acab4 | 207 | if (!terse) |
bf3b96e9 | 208 | wwputc('\n', cmdwin); |
f6dc361a EW |
209 | return w; |
210 | } | |
211 | ||
86845af3 EW |
212 | checkproc(w) |
213 | struct ww *w; | |
214 | { | |
215 | if (w->ww_state != WWS_HASPROC) { | |
216 | error("No process in window."); | |
217 | return -1; | |
218 | } | |
219 | return 0; | |
220 | } | |
ffa20db4 EW |
221 | |
222 | setcmd(new) | |
223 | char new; | |
224 | { | |
225 | if (new && !incmd) { | |
226 | if (!terse) | |
227 | wwadd(cmdwin, &wwhead); | |
228 | if (selwin != 0) | |
229 | wwcursor(selwin, 1); | |
230 | wwcurwin = 0; | |
231 | } else if (!new && incmd) { | |
232 | if (!terse) { | |
233 | wwdelete(cmdwin); | |
234 | reframe(); | |
235 | } | |
236 | if (selwin != 0) | |
237 | wwcursor(selwin, 0); | |
238 | wwcurwin = selwin; | |
239 | } | |
240 | incmd = new; | |
241 | } | |
242 | ||
243 | setterse(new) | |
244 | char new; | |
245 | { | |
246 | if (incmd) | |
247 | if (new && !terse) { | |
248 | wwdelete(cmdwin); | |
249 | reframe(); | |
250 | } else if (!new && terse) | |
251 | wwadd(cmdwin, &wwhead); | |
252 | terse = new; | |
253 | } | |
254 | ||
255 | /* | |
256 | * Set the current window. | |
257 | */ | |
258 | setselwin(w) | |
259 | struct ww *w; | |
260 | { | |
261 | if (selwin == w) | |
262 | return; | |
142f32ee EW |
263 | if (selwin != 0) |
264 | lastselwin = selwin; | |
265 | if ((selwin = w) != 0) | |
266 | front(selwin, 1); | |
ffa20db4 | 267 | } |