1 84b88039 2021-07-12 op /*
  2 84b88039 2021-07-12 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
  3 84b88039 2021-07-12 op  *
  4 84b88039 2021-07-12 op  * Permission to use, copy, modify, and distribute this software for any
  5 84b88039 2021-07-12 op  * purpose with or without fee is hereby granted, provided that the above
  6 84b88039 2021-07-12 op  * copyright notice and this permission notice appear in all copies.
  7 84b88039 2021-07-12 op  *
  8 84b88039 2021-07-12 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 84b88039 2021-07-12 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 84b88039 2021-07-12 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 84b88039 2021-07-12 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 84b88039 2021-07-12 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 84b88039 2021-07-12 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 84b88039 2021-07-12 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 84b88039 2021-07-12 op  */
 16 84b88039 2021-07-12 op 
 17 4bc446b9 2021-07-21 op #include "compat.h"
 18 4bc446b9 2021-07-21 op 
 19 4bc446b9 2021-07-21 op #include <stdio.h>
 20 84b88039 2021-07-12 op #include <stdlib.h>
 21 84b88039 2021-07-12 op #include <string.h>
 22 84b88039 2021-07-12 op 
 23 450a89f7 2021-07-12 op #include "minibuffer.h"
 24 d1a0f2a3 2021-07-12 op #include "ui.h"
 25 5caf7d67 2021-07-12 op #include "utf8.h"
 26 84b88039 2021-07-12 op 
 27 d7ee7b5e 2021-07-15 op static void		*minibuffer_metadata(void);
 28 84b88039 2021-07-12 op static void		 minibuffer_hist_save_entry(void);
 29 84b88039 2021-07-12 op static void		 yornp_self_insert(void);
 30 84b88039 2021-07-12 op static void		 yornp_abort(void);
 31 84b88039 2021-07-12 op static void		 read_self_insert(void);
 32 84b88039 2021-07-12 op static void		 read_abort(void);
 33 84b88039 2021-07-12 op static void		 read_select(void);
 34 4bc446b9 2021-07-21 op static void		 handle_clear_echoarea(int, short, void *);
 35 4bc446b9 2021-07-21 op 
 36 4bc446b9 2021-07-21 op static struct event	clechoev;
 37 4bc446b9 2021-07-21 op static struct timeval	clechoev_timer = { 5, 0 };
 38 84b88039 2021-07-12 op 
 39 84b88039 2021-07-12 op static void (*yornp_cb)(int, struct tab *);
 40 84b88039 2021-07-12 op static struct tab *yornp_data;
 41 84b88039 2021-07-12 op 
 42 d1353324 2021-07-13 op static void (*read_cb)(const char*, struct tab *);
 43 d1353324 2021-07-13 op static struct tab *read_data;
 44 84b88039 2021-07-12 op 
 45 84b88039 2021-07-12 op struct histhead eecmd_history,
 46 84b88039 2021-07-12 op 	ir_history,
 47 84b88039 2021-07-12 op 	lu_history,
 48 84b88039 2021-07-12 op 	read_history;
 49 84b88039 2021-07-12 op 
 50 84b88039 2021-07-12 op struct ministate ministate;
 51 84b88039 2021-07-12 op 
 52 b1e1e41a 2021-07-14 op struct buffer minibufferwin;
 53 b1e1e41a 2021-07-14 op 
 54 b1e1e41a 2021-07-14 op /*
 55 b1e1e41a 2021-07-14 op  * Recompute the visible completions.  If add is 1, don't consider the
 56 b1e1e41a 2021-07-14 op  * ones already hidden.
 57 b1e1e41a 2021-07-14 op  */
 58 b1e1e41a 2021-07-14 op void
 59 b1e1e41a 2021-07-14 op recompute_completions(int add)
 60 b1e1e41a 2021-07-14 op {
 61 b1e1e41a 2021-07-14 op 	struct line	*l;
 62 e7b982f4 2021-07-14 op 	struct vline	*vl;
 63 e7b982f4 2021-07-14 op 	struct buffer	*b;
 64 b1e1e41a 2021-07-14 op 
 65 b1e1e41a 2021-07-14 op 	if (in_minibuffer != MB_COMPREAD)
 66 b1e1e41a 2021-07-14 op 		return;
 67 b1e1e41a 2021-07-14 op 
 68 e7b982f4 2021-07-14 op 	b = &ministate.compl.buffer;
 69 e7b982f4 2021-07-14 op 	TAILQ_FOREACH(l, &b->page.head, lines) {
 70 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
 71 b1e1e41a 2021-07-14 op 		if (add && l->flags & L_HIDDEN)
 72 b1e1e41a 2021-07-14 op 			continue;
 73 b3be07ea 2021-07-18 op 		if (strcasestr(l->line, ministate.buf) != NULL ||
 74 b3be07ea 2021-07-18 op 		    (l->alt != NULL && strcasestr(l->alt, ministate.buf) != NULL)) {
 75 5977965a 2021-07-15 op 			if (l->flags & L_HIDDEN)
 76 5977965a 2021-07-15 op 				b->line_max++;
 77 b1e1e41a 2021-07-14 op 			l->flags &= ~L_HIDDEN;
 78 5977965a 2021-07-15 op 		} else {
 79 5977965a 2021-07-15 op 			if (!(l->flags & L_HIDDEN))
 80 5977965a 2021-07-15 op 				b->line_max--;
 81 b1e1e41a 2021-07-14 op 			l->flags |= L_HIDDEN;
 82 5977965a 2021-07-15 op 		}
 83 b1e1e41a 2021-07-14 op 	}
 84 e7b982f4 2021-07-14 op 
 85 e7b982f4 2021-07-14 op 	if (b->current_line == NULL)
 86 e7b982f4 2021-07-14 op 		b->current_line = TAILQ_FIRST(&b->head);
 87 e7b982f4 2021-07-14 op 	b->current_line = adjust_line(b->current_line, b);
 88 e7b982f4 2021-07-14 op 	vl = b->current_line;
 89 e7b982f4 2021-07-14 op 	if (vl != NULL)
 90 e7b982f4 2021-07-14 op 		vl->parent->type = LINE_COMPL_CURRENT;
 91 b1e1e41a 2021-07-14 op }
 92 b1e1e41a 2021-07-14 op 
 93 d7ee7b5e 2021-07-15 op static void *
 94 d7ee7b5e 2021-07-15 op minibuffer_metadata(void)
 95 d7ee7b5e 2021-07-15 op {
 96 d7ee7b5e 2021-07-15 op 	struct vline	*vl;
 97 d7ee7b5e 2021-07-15 op 
 98 d7ee7b5e 2021-07-15 op 	vl = ministate.compl.buffer.current_line;
 99 d7ee7b5e 2021-07-15 op 
100 d7ee7b5e 2021-07-15 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
101 d7ee7b5e 2021-07-15 op 		return NULL;
102 d7ee7b5e 2021-07-15 op 
103 fbadd395 2021-07-16 op 	return vl->parent->data;
104 d7ee7b5e 2021-07-15 op }
105 d7ee7b5e 2021-07-15 op 
106 84b88039 2021-07-12 op static void
107 84b88039 2021-07-12 op minibuffer_hist_save_entry(void)
108 84b88039 2021-07-12 op {
109 84b88039 2021-07-12 op 	struct hist	*hist;
110 84b88039 2021-07-12 op 
111 84b88039 2021-07-12 op 	if (ministate.history == NULL)
112 84b88039 2021-07-12 op 		return;
113 84b88039 2021-07-12 op 
114 84b88039 2021-07-12 op 	if ((hist = calloc(1, sizeof(*hist))) == NULL)
115 84b88039 2021-07-12 op 		abort();
116 84b88039 2021-07-12 op 
117 84b88039 2021-07-12 op 	strlcpy(hist->h, ministate.buf, sizeof(hist->h));
118 84b88039 2021-07-12 op 
119 84b88039 2021-07-12 op 	if (TAILQ_EMPTY(&ministate.history->head))
120 84b88039 2021-07-12 op 		TAILQ_INSERT_HEAD(&ministate.history->head, hist, entries);
121 84b88039 2021-07-12 op 	else
122 84b88039 2021-07-12 op 		TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
123 84b88039 2021-07-12 op 	ministate.history->len++;
124 84b88039 2021-07-12 op }
125 84b88039 2021-07-12 op 
126 84b88039 2021-07-12 op /*
127 84b88039 2021-07-12 op  * taint the minibuffer cache: if we're currently showing a history
128 84b88039 2021-07-12 op  * element, copy that to the current buf and reset the "history
129 84b88039 2021-07-12 op  * navigation" thing.
130 84b88039 2021-07-12 op  */
131 84b88039 2021-07-12 op void
132 84b88039 2021-07-12 op minibuffer_taint_hist(void)
133 84b88039 2021-07-12 op {
134 84b88039 2021-07-12 op 	if (ministate.hist_cur == NULL)
135 84b88039 2021-07-12 op 		return;
136 84b88039 2021-07-12 op 
137 84b88039 2021-07-12 op 	strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
138 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
139 19f7f20c 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
140 84b88039 2021-07-12 op }
141 84b88039 2021-07-12 op 
142 65601367 2021-07-14 op void
143 84b88039 2021-07-12 op minibuffer_self_insert(void)
144 84b88039 2021-07-12 op {
145 84b88039 2021-07-12 op 	char	*c, tmp[5] = {0};
146 84b88039 2021-07-12 op 	size_t	len;
147 84b88039 2021-07-12 op 
148 84b88039 2021-07-12 op 	minibuffer_taint_hist();
149 84b88039 2021-07-12 op 
150 84b88039 2021-07-12 op 	if (thiskey.cp == 0)
151 84b88039 2021-07-12 op 		return;
152 84b88039 2021-07-12 op 
153 84b88039 2021-07-12 op 	len = utf8_encode(thiskey.cp, tmp);
154 84b88039 2021-07-12 op 	c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
155 84b88039 2021-07-12 op 	if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
156 84b88039 2021-07-12 op 		return;
157 84b88039 2021-07-12 op 
158 84b88039 2021-07-12 op 	memmove(c + len, c, strlen(c)+1);
159 84b88039 2021-07-12 op 	memcpy(c, tmp, len);
160 84b88039 2021-07-12 op 	ministate.buffer.cpoff++;
161 b1e1e41a 2021-07-14 op 
162 b1e1e41a 2021-07-14 op 	recompute_completions(1);
163 40fbc354 2021-07-14 op }
164 40fbc354 2021-07-14 op 
165 40fbc354 2021-07-14 op void
166 40fbc354 2021-07-14 op sensible_self_insert(void)
167 40fbc354 2021-07-14 op {
168 e8c9de1e 2021-07-20 op 	if (thiskey.meta ||
169 e8c9de1e 2021-07-20 op 	    (unicode_isspace(thiskey.key) && thiskey.key != ' ')) {
170 40fbc354 2021-07-14 op 		global_key_unbound();
171 40fbc354 2021-07-14 op 		return;
172 40fbc354 2021-07-14 op 	}
173 40fbc354 2021-07-14 op 
174 40fbc354 2021-07-14 op 	minibuffer_self_insert();
175 84b88039 2021-07-12 op }
176 84b88039 2021-07-12 op 
177 84b88039 2021-07-12 op void
178 84b88039 2021-07-12 op eecmd_self_insert(void)
179 84b88039 2021-07-12 op {
180 84b88039 2021-07-12 op 	if (thiskey.meta || unicode_isspace(thiskey.cp) ||
181 84b88039 2021-07-12 op 	    !unicode_isgraph(thiskey.cp)) {
182 84b88039 2021-07-12 op 		global_key_unbound();
183 84b88039 2021-07-12 op 		return;
184 84b88039 2021-07-12 op 	}
185 84b88039 2021-07-12 op 
186 84b88039 2021-07-12 op 	minibuffer_self_insert();
187 84b88039 2021-07-12 op }
188 84b88039 2021-07-12 op 
189 84b88039 2021-07-12 op void
190 84b88039 2021-07-12 op eecmd_select(void)
191 84b88039 2021-07-12 op {
192 84b88039 2021-07-12 op 	struct cmd *cmd;
193 84b88039 2021-07-12 op 
194 84b88039 2021-07-12 op 	for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
195 84b88039 2021-07-12 op 		if (!strcmp(cmd->cmd, ministate.buf)) {
196 84b88039 2021-07-12 op 			exit_minibuffer();
197 84b88039 2021-07-12 op 			minibuffer_hist_save_entry();
198 84b88039 2021-07-12 op 			cmd->fn(current_buffer());
199 84b88039 2021-07-12 op 			return;
200 84b88039 2021-07-12 op 		}
201 84b88039 2021-07-12 op 	}
202 84b88039 2021-07-12 op 
203 84b88039 2021-07-12 op 	message("No match");
204 84b88039 2021-07-12 op }
205 84b88039 2021-07-12 op 
206 84b88039 2021-07-12 op void
207 84b88039 2021-07-12 op ir_self_insert(void)
208 84b88039 2021-07-12 op {
209 84b88039 2021-07-12 op 	minibuffer_self_insert();
210 84b88039 2021-07-12 op }
211 84b88039 2021-07-12 op 
212 84b88039 2021-07-12 op void
213 84b88039 2021-07-12 op ir_select(void)
214 84b88039 2021-07-12 op {
215 84b88039 2021-07-12 op 	char		 buf[1025] = {0};
216 84b88039 2021-07-12 op 	struct phos_uri	 uri;
217 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
218 84b88039 2021-07-12 op 
219 84b88039 2021-07-12 op 	exit_minibuffer();
220 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
221 84b88039 2021-07-12 op 
222 84b88039 2021-07-12 op 	/* a bit ugly but... */
223 84b88039 2021-07-12 op 	memcpy(&uri, &tab->uri, sizeof(tab->uri));
224 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
225 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
226 bd3a3a95 2021-07-20 op 	load_url_in_tab(tab, buf, NULL);
227 84b88039 2021-07-12 op }
228 84b88039 2021-07-12 op 
229 84b88039 2021-07-12 op void
230 84b88039 2021-07-12 op lu_select(void)
231 84b88039 2021-07-12 op {
232 84b88039 2021-07-12 op 	exit_minibuffer();
233 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
234 bd3a3a95 2021-07-20 op 	load_url_in_tab(current_tab, ministate.buf, NULL);
235 84b88039 2021-07-12 op }
236 84b88039 2021-07-12 op 
237 84b88039 2021-07-12 op void
238 84b88039 2021-07-12 op bp_select(void)
239 84b88039 2021-07-12 op {
240 84b88039 2021-07-12 op 	exit_minibuffer();
241 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
242 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
243 84b88039 2021-07-12 op 	else
244 84b88039 2021-07-12 op 		message("Abort.");
245 84b88039 2021-07-12 op }
246 84b88039 2021-07-12 op 
247 65601367 2021-07-14 op void
248 65601367 2021-07-14 op ts_select(void)
249 65601367 2021-07-14 op {
250 65601367 2021-07-14 op 	struct tab	*tab;
251 65601367 2021-07-14 op 
252 d7ee7b5e 2021-07-15 op 	if ((tab = minibuffer_metadata()) == NULL) {
253 65601367 2021-07-14 op 		message("No tab selected");
254 65601367 2021-07-14 op 		return;
255 65601367 2021-07-14 op 	}
256 65601367 2021-07-14 op 
257 65601367 2021-07-14 op 	exit_minibuffer();
258 65601367 2021-07-14 op 	switch_to_tab(tab);
259 753c6ac7 2021-07-14 op }
260 753c6ac7 2021-07-14 op 
261 753c6ac7 2021-07-14 op void
262 753c6ac7 2021-07-14 op ls_select(void)
263 753c6ac7 2021-07-14 op {
264 753c6ac7 2021-07-14 op 	struct line	*l;
265 753c6ac7 2021-07-14 op 
266 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
267 753c6ac7 2021-07-14 op 		message("No link selected");
268 753c6ac7 2021-07-14 op 		return;
269 753c6ac7 2021-07-14 op 	}
270 753c6ac7 2021-07-14 op 
271 753c6ac7 2021-07-14 op 	exit_minibuffer();
272 bd3a3a95 2021-07-20 op 	load_url_in_tab(current_tab, l->alt, NULL);
273 753c6ac7 2021-07-14 op }
274 753c6ac7 2021-07-14 op 
275 d7ee7b5e 2021-07-15 op static inline void
276 d7ee7b5e 2021-07-15 op jump_to_line(struct line *l)
277 753c6ac7 2021-07-14 op {
278 753c6ac7 2021-07-14 op 	struct vline	*vl;
279 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
280 753c6ac7 2021-07-14 op 
281 753c6ac7 2021-07-14 op 	TAILQ_FOREACH(vl, &tab->buffer.head, vlines) {
282 753c6ac7 2021-07-14 op 		if (vl->parent == l)
283 753c6ac7 2021-07-14 op 			break;
284 753c6ac7 2021-07-14 op 	}
285 753c6ac7 2021-07-14 op 
286 753c6ac7 2021-07-14 op 	if (vl == NULL)
287 d7ee7b5e 2021-07-15 op 		message("Ops, %s error!  Please report to %s",
288 d7ee7b5e 2021-07-15 op 		    __func__, PACKAGE_BUGREPORT);
289 0b442ded 2021-07-16 op 	else {
290 0b442ded 2021-07-16 op 		tab->buffer.top_line = vl;
291 753c6ac7 2021-07-14 op 		tab->buffer.current_line = vl;
292 0b442ded 2021-07-16 op 	}
293 65601367 2021-07-14 op }
294 65601367 2021-07-14 op 
295 d7ee7b5e 2021-07-15 op void
296 d7ee7b5e 2021-07-15 op swiper_select(void)
297 edd9a650 2021-07-15 op {
298 edd9a650 2021-07-15 op 	struct line	*l;
299 edd9a650 2021-07-15 op 
300 edd9a650 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
301 edd9a650 2021-07-15 op 		message("No line selected");
302 edd9a650 2021-07-15 op 		return;
303 edd9a650 2021-07-15 op 	}
304 edd9a650 2021-07-15 op 
305 edd9a650 2021-07-15 op 	exit_minibuffer();
306 edd9a650 2021-07-15 op 	jump_to_line(l);
307 edd9a650 2021-07-15 op }
308 edd9a650 2021-07-15 op 
309 edd9a650 2021-07-15 op void
310 edd9a650 2021-07-15 op toc_select(void)
311 d7ee7b5e 2021-07-15 op {
312 d7ee7b5e 2021-07-15 op 	struct line	*l;
313 d7ee7b5e 2021-07-15 op 
314 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
315 d7ee7b5e 2021-07-15 op 		message("No line selected");
316 d7ee7b5e 2021-07-15 op 		return;
317 d7ee7b5e 2021-07-15 op 	}
318 d7ee7b5e 2021-07-15 op 
319 d7ee7b5e 2021-07-15 op 	exit_minibuffer();
320 d7ee7b5e 2021-07-15 op 	jump_to_line(l);
321 d7ee7b5e 2021-07-15 op }
322 d7ee7b5e 2021-07-15 op 
323 84b88039 2021-07-12 op static void
324 84b88039 2021-07-12 op yornp_self_insert(void)
325 84b88039 2021-07-12 op {
326 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
327 84b88039 2021-07-12 op 		message("Please answer y or n");
328 84b88039 2021-07-12 op 		return;
329 84b88039 2021-07-12 op 	}
330 84b88039 2021-07-12 op 
331 84b88039 2021-07-12 op 	exit_minibuffer();
332 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
333 84b88039 2021-07-12 op }
334 84b88039 2021-07-12 op 
335 84b88039 2021-07-12 op static void
336 84b88039 2021-07-12 op yornp_abort(void)
337 84b88039 2021-07-12 op {
338 84b88039 2021-07-12 op 	exit_minibuffer();
339 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
340 84b88039 2021-07-12 op }
341 84b88039 2021-07-12 op 
342 84b88039 2021-07-12 op static void
343 84b88039 2021-07-12 op read_self_insert(void)
344 84b88039 2021-07-12 op {
345 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
346 84b88039 2021-07-12 op 		global_key_unbound();
347 84b88039 2021-07-12 op 		return;
348 84b88039 2021-07-12 op 	}
349 84b88039 2021-07-12 op 
350 84b88039 2021-07-12 op 	minibuffer_self_insert();
351 84b88039 2021-07-12 op }
352 84b88039 2021-07-12 op 
353 84b88039 2021-07-12 op static void
354 84b88039 2021-07-12 op read_abort(void)
355 84b88039 2021-07-12 op {
356 84b88039 2021-07-12 op 	exit_minibuffer();
357 84b88039 2021-07-12 op 	read_cb(NULL, read_data);
358 84b88039 2021-07-12 op }
359 84b88039 2021-07-12 op 
360 84b88039 2021-07-12 op static void
361 84b88039 2021-07-12 op read_select(void)
362 84b88039 2021-07-12 op {
363 84b88039 2021-07-12 op         exit_minibuffer();
364 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
365 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
366 b1e1e41a 2021-07-14 op }
367 b1e1e41a 2021-07-14 op 
368 b1e1e41a 2021-07-14 op /*
369 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
370 b1e1e41a 2021-07-14 op  */
371 b1e1e41a 2021-07-14 op static inline void
372 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
373 b1e1e41a 2021-07-14 op {
374 b3be07ea 2021-07-18 op 	const char	*s, *descr;
375 b1e1e41a 2021-07-14 op 	struct line	*l;
376 b1e1e41a 2021-07-14 op 	struct buffer	*b;
377 b1e1e41a 2021-07-14 op 	struct parser	*p;
378 0ce8aa3e 2021-07-18 op 	void		*linedata;
379 b1e1e41a 2021-07-14 op 
380 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
381 b1e1e41a 2021-07-14 op 	p = &b->page;
382 b1e1e41a 2021-07-14 op 
383 0ce8aa3e 2021-07-18 op 	linedata = NULL;
384 0ce8aa3e 2021-07-18 op 	descr = NULL;
385 b3be07ea 2021-07-18 op 	while ((s = fn(&data, &linedata, &descr)) != NULL) {
386 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
387 b1e1e41a 2021-07-14 op 			abort();
388 b1e1e41a 2021-07-14 op 
389 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
390 fbadd395 2021-07-16 op 		l->data = linedata;
391 b3be07ea 2021-07-18 op 		l->alt = (char*)descr;
392 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
393 e7b982f4 2021-07-14 op 			abort();
394 b1e1e41a 2021-07-14 op 
395 b1e1e41a 2021-07-14 op 		if (TAILQ_EMPTY(&p->head))
396 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_HEAD(&p->head, l, lines);
397 b1e1e41a 2021-07-14 op 		else
398 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_TAIL(&p->head, l, lines);
399 65601367 2021-07-14 op 
400 65601367 2021-07-14 op 		linedata = NULL;
401 b3be07ea 2021-07-18 op 		descr = NULL;
402 b1e1e41a 2021-07-14 op 	}
403 e7b982f4 2021-07-14 op 
404 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
405 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
406 84b88039 2021-07-12 op }
407 84b88039 2021-07-12 op 
408 84b88039 2021-07-12 op void
409 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
410 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
411 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
412 84b88039 2021-07-12 op {
413 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
414 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
415 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
416 b1e1e41a 2021-07-14 op 
417 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
418 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
419 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
420 b1e1e41a 2021-07-14 op 	}
421 b1e1e41a 2021-07-14 op 
422 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
423 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
424 84b88039 2021-07-12 op 
425 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
426 84b88039 2021-07-12 op 
427 84b88039 2021-07-12 op 	ministate.donefn = donefn;
428 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
429 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
430 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
431 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
432 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
433 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
434 84b88039 2021-07-12 op 
435 84b88039 2021-07-12 op 	ministate.history = hist;
436 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
437 84b88039 2021-07-12 op 	ministate.hist_off = 0;
438 84b88039 2021-07-12 op }
439 84b88039 2021-07-12 op 
440 84b88039 2021-07-12 op void
441 84b88039 2021-07-12 op exit_minibuffer(void)
442 84b88039 2021-07-12 op {
443 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
444 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
445 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
446 e7b982f4 2021-07-14 op 	}
447 b1e1e41a 2021-07-14 op 
448 84b88039 2021-07-12 op 	in_minibuffer = 0;
449 84b88039 2021-07-12 op 	base_map = &global_map;
450 84b88039 2021-07-12 op 	current_map = &global_map;
451 84b88039 2021-07-12 op }
452 84b88039 2021-07-12 op 
453 84b88039 2021-07-12 op void
454 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
455 84b88039 2021-07-12 op     struct tab *data)
456 84b88039 2021-07-12 op {
457 84b88039 2021-07-12 op 	size_t len;
458 84b88039 2021-07-12 op 
459 84b88039 2021-07-12 op 	if (in_minibuffer) {
460 84b88039 2021-07-12 op 		fn(0, data);
461 84b88039 2021-07-12 op 		return;
462 84b88039 2021-07-12 op 	}
463 84b88039 2021-07-12 op 
464 84b88039 2021-07-12 op 	yornp_cb = fn;
465 84b88039 2021-07-12 op 	yornp_data = data;
466 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
467 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
468 84b88039 2021-07-12 op 
469 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
470 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
471 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
472 84b88039 2021-07-12 op }
473 84b88039 2021-07-12 op 
474 4bc446b9 2021-07-21 op void
475 4bc446b9 2021-07-21 op minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
476 b1e1e41a 2021-07-14 op     struct tab *data)
477 84b88039 2021-07-12 op {
478 84b88039 2021-07-12 op 	size_t len;
479 84b88039 2021-07-12 op 
480 84b88039 2021-07-12 op 	if (in_minibuffer)
481 84b88039 2021-07-12 op 		return;
482 84b88039 2021-07-12 op 
483 84b88039 2021-07-12 op 	read_cb = fn;
484 84b88039 2021-07-12 op 	read_data = data;
485 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
486 b1e1e41a 2021-07-14 op 	    &read_history, NULL, NULL);
487 84b88039 2021-07-12 op 
488 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
489 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
490 84b88039 2021-07-12 op 	strlcat(ministate.prompt, ": ", len);
491 4bc446b9 2021-07-21 op }
492 4bc446b9 2021-07-21 op 
493 4bc446b9 2021-07-21 op static void
494 4bc446b9 2021-07-21 op handle_clear_echoarea(int fd, short ev, void *d)
495 4bc446b9 2021-07-21 op {
496 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
497 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
498 4bc446b9 2021-07-21 op 
499 4bc446b9 2021-07-21 op 	ui_after_message_hook();
500 4bc446b9 2021-07-21 op }
501 4bc446b9 2021-07-21 op 
502 4bc446b9 2021-07-21 op void
503 4bc446b9 2021-07-21 op vmessage(const char *fmt, va_list ap)
504 4bc446b9 2021-07-21 op {
505 4bc446b9 2021-07-21 op 	if (evtimer_pending(&clechoev, NULL))
506 4bc446b9 2021-07-21 op 		evtimer_del(&clechoev);
507 4bc446b9 2021-07-21 op 
508 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
509 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
510 4bc446b9 2021-07-21 op 
511 4bc446b9 2021-07-21 op 	if (fmt != NULL) {
512 4bc446b9 2021-07-21 op 		evtimer_set(&clechoev, handle_clear_echoarea, NULL);
513 4bc446b9 2021-07-21 op 		evtimer_add(&clechoev, &clechoev_timer);
514 4bc446b9 2021-07-21 op 
515 4bc446b9 2021-07-21 op 		/* TODO: what to do if the allocation fails here? */
516 4bc446b9 2021-07-21 op 		if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
517 4bc446b9 2021-07-21 op 			ministate.curmesg = NULL;
518 4bc446b9 2021-07-21 op 	}
519 4bc446b9 2021-07-21 op 
520 4bc446b9 2021-07-21 op 	ui_after_message_hook();
521 84b88039 2021-07-12 op }
522 4bc446b9 2021-07-21 op 
523 4bc446b9 2021-07-21 op void
524 4bc446b9 2021-07-21 op message(const char *fmt, ...)
525 4bc446b9 2021-07-21 op {
526 4bc446b9 2021-07-21 op 	va_list ap;
527 4bc446b9 2021-07-21 op 
528 4bc446b9 2021-07-21 op 	va_start(ap, fmt);
529 4bc446b9 2021-07-21 op 	vmessage(fmt, ap);
530 4bc446b9 2021-07-21 op 	va_end(ap);
531 4bc446b9 2021-07-21 op }
532 4bc446b9 2021-07-21 op 
533 4bc446b9 2021-07-21 op void
534 4bc446b9 2021-07-21 op minibuffer_init(void)
535 4bc446b9 2021-07-21 op {
536 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&eecmd_history.head);
537 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&ir_history.head);
538 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&lu_history.head);
539 bccb5b0b 2021-07-21 op 
540 bccb5b0b 2021-07-21 op 	ministate.line.type = LINE_TEXT;
541 bccb5b0b 2021-07-21 op 	ministate.vline.parent = &ministate.line;
542 bccb5b0b 2021-07-21 op 	ministate.buffer.current_line = &ministate.vline;
543 bccb5b0b 2021-07-21 op 
544 4bc446b9 2021-07-21 op 	evtimer_set(&clechoev, handle_clear_echoarea, NULL);
545 4bc446b9 2021-07-21 op }