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 54ee0a94 2021-07-21 op 
 54 54ee0a94 2021-07-21 op int in_minibuffer;
 55 b1e1e41a 2021-07-14 op 
 56 b1e1e41a 2021-07-14 op /*
 57 b1e1e41a 2021-07-14 op  * Recompute the visible completions.  If add is 1, don't consider the
 58 b1e1e41a 2021-07-14 op  * ones already hidden.
 59 b1e1e41a 2021-07-14 op  */
 60 b1e1e41a 2021-07-14 op void
 61 b1e1e41a 2021-07-14 op recompute_completions(int add)
 62 b1e1e41a 2021-07-14 op {
 63 b1e1e41a 2021-07-14 op 	struct line	*l;
 64 e7b982f4 2021-07-14 op 	struct vline	*vl;
 65 e7b982f4 2021-07-14 op 	struct buffer	*b;
 66 b1e1e41a 2021-07-14 op 
 67 b1e1e41a 2021-07-14 op 	if (in_minibuffer != MB_COMPREAD)
 68 b1e1e41a 2021-07-14 op 		return;
 69 b1e1e41a 2021-07-14 op 
 70 e7b982f4 2021-07-14 op 	b = &ministate.compl.buffer;
 71 e7b982f4 2021-07-14 op 	TAILQ_FOREACH(l, &b->page.head, lines) {
 72 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
 73 b1e1e41a 2021-07-14 op 		if (add && l->flags & L_HIDDEN)
 74 b1e1e41a 2021-07-14 op 			continue;
 75 b3be07ea 2021-07-18 op 		if (strcasestr(l->line, ministate.buf) != NULL ||
 76 b3be07ea 2021-07-18 op 		    (l->alt != NULL && strcasestr(l->alt, ministate.buf) != NULL)) {
 77 5977965a 2021-07-15 op 			if (l->flags & L_HIDDEN)
 78 5977965a 2021-07-15 op 				b->line_max++;
 79 b1e1e41a 2021-07-14 op 			l->flags &= ~L_HIDDEN;
 80 5977965a 2021-07-15 op 		} else {
 81 5977965a 2021-07-15 op 			if (!(l->flags & L_HIDDEN))
 82 5977965a 2021-07-15 op 				b->line_max--;
 83 b1e1e41a 2021-07-14 op 			l->flags |= L_HIDDEN;
 84 5977965a 2021-07-15 op 		}
 85 b1e1e41a 2021-07-14 op 	}
 86 e7b982f4 2021-07-14 op 
 87 e7b982f4 2021-07-14 op 	if (b->current_line == NULL)
 88 e7b982f4 2021-07-14 op 		b->current_line = TAILQ_FIRST(&b->head);
 89 e7b982f4 2021-07-14 op 	b->current_line = adjust_line(b->current_line, b);
 90 e7b982f4 2021-07-14 op 	vl = b->current_line;
 91 e7b982f4 2021-07-14 op 	if (vl != NULL)
 92 e7b982f4 2021-07-14 op 		vl->parent->type = LINE_COMPL_CURRENT;
 93 b1e1e41a 2021-07-14 op }
 94 b1e1e41a 2021-07-14 op 
 95 d7ee7b5e 2021-07-15 op static void *
 96 d7ee7b5e 2021-07-15 op minibuffer_metadata(void)
 97 d7ee7b5e 2021-07-15 op {
 98 d7ee7b5e 2021-07-15 op 	struct vline	*vl;
 99 d7ee7b5e 2021-07-15 op 
100 d7ee7b5e 2021-07-15 op 	vl = ministate.compl.buffer.current_line;
101 d7ee7b5e 2021-07-15 op 
102 d7ee7b5e 2021-07-15 op 	if (vl == NULL || vl->parent->flags & L_HIDDEN)
103 d7ee7b5e 2021-07-15 op 		return NULL;
104 d7ee7b5e 2021-07-15 op 
105 fbadd395 2021-07-16 op 	return vl->parent->data;
106 d7ee7b5e 2021-07-15 op }
107 d7ee7b5e 2021-07-15 op 
108 84b88039 2021-07-12 op static void
109 84b88039 2021-07-12 op minibuffer_hist_save_entry(void)
110 84b88039 2021-07-12 op {
111 84b88039 2021-07-12 op 	struct hist	*hist;
112 84b88039 2021-07-12 op 
113 84b88039 2021-07-12 op 	if (ministate.history == NULL)
114 84b88039 2021-07-12 op 		return;
115 84b88039 2021-07-12 op 
116 84b88039 2021-07-12 op 	if ((hist = calloc(1, sizeof(*hist))) == NULL)
117 84b88039 2021-07-12 op 		abort();
118 84b88039 2021-07-12 op 
119 84b88039 2021-07-12 op 	strlcpy(hist->h, ministate.buf, sizeof(hist->h));
120 84b88039 2021-07-12 op 
121 84b88039 2021-07-12 op 	if (TAILQ_EMPTY(&ministate.history->head))
122 84b88039 2021-07-12 op 		TAILQ_INSERT_HEAD(&ministate.history->head, hist, entries);
123 84b88039 2021-07-12 op 	else
124 84b88039 2021-07-12 op 		TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
125 84b88039 2021-07-12 op 	ministate.history->len++;
126 84b88039 2021-07-12 op }
127 84b88039 2021-07-12 op 
128 84b88039 2021-07-12 op /*
129 84b88039 2021-07-12 op  * taint the minibuffer cache: if we're currently showing a history
130 84b88039 2021-07-12 op  * element, copy that to the current buf and reset the "history
131 84b88039 2021-07-12 op  * navigation" thing.
132 84b88039 2021-07-12 op  */
133 84b88039 2021-07-12 op void
134 84b88039 2021-07-12 op minibuffer_taint_hist(void)
135 84b88039 2021-07-12 op {
136 84b88039 2021-07-12 op 	if (ministate.hist_cur == NULL)
137 84b88039 2021-07-12 op 		return;
138 84b88039 2021-07-12 op 
139 84b88039 2021-07-12 op 	strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
140 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
141 19f7f20c 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
142 84b88039 2021-07-12 op }
143 84b88039 2021-07-12 op 
144 65601367 2021-07-14 op void
145 84b88039 2021-07-12 op minibuffer_self_insert(void)
146 84b88039 2021-07-12 op {
147 84b88039 2021-07-12 op 	char	*c, tmp[5] = {0};
148 84b88039 2021-07-12 op 	size_t	len;
149 84b88039 2021-07-12 op 
150 84b88039 2021-07-12 op 	minibuffer_taint_hist();
151 84b88039 2021-07-12 op 
152 84b88039 2021-07-12 op 	if (thiskey.cp == 0)
153 84b88039 2021-07-12 op 		return;
154 84b88039 2021-07-12 op 
155 84b88039 2021-07-12 op 	len = utf8_encode(thiskey.cp, tmp);
156 84b88039 2021-07-12 op 	c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
157 84b88039 2021-07-12 op 	if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
158 84b88039 2021-07-12 op 		return;
159 84b88039 2021-07-12 op 
160 84b88039 2021-07-12 op 	memmove(c + len, c, strlen(c)+1);
161 84b88039 2021-07-12 op 	memcpy(c, tmp, len);
162 84b88039 2021-07-12 op 	ministate.buffer.cpoff++;
163 b1e1e41a 2021-07-14 op 
164 b1e1e41a 2021-07-14 op 	recompute_completions(1);
165 40fbc354 2021-07-14 op }
166 40fbc354 2021-07-14 op 
167 40fbc354 2021-07-14 op void
168 40fbc354 2021-07-14 op sensible_self_insert(void)
169 40fbc354 2021-07-14 op {
170 e8c9de1e 2021-07-20 op 	if (thiskey.meta ||
171 e8c9de1e 2021-07-20 op 	    (unicode_isspace(thiskey.key) && thiskey.key != ' ')) {
172 40fbc354 2021-07-14 op 		global_key_unbound();
173 40fbc354 2021-07-14 op 		return;
174 40fbc354 2021-07-14 op 	}
175 40fbc354 2021-07-14 op 
176 40fbc354 2021-07-14 op 	minibuffer_self_insert();
177 84b88039 2021-07-12 op }
178 84b88039 2021-07-12 op 
179 84b88039 2021-07-12 op void
180 84b88039 2021-07-12 op eecmd_self_insert(void)
181 84b88039 2021-07-12 op {
182 84b88039 2021-07-12 op 	if (thiskey.meta || unicode_isspace(thiskey.cp) ||
183 84b88039 2021-07-12 op 	    !unicode_isgraph(thiskey.cp)) {
184 84b88039 2021-07-12 op 		global_key_unbound();
185 84b88039 2021-07-12 op 		return;
186 84b88039 2021-07-12 op 	}
187 84b88039 2021-07-12 op 
188 84b88039 2021-07-12 op 	minibuffer_self_insert();
189 84b88039 2021-07-12 op }
190 84b88039 2021-07-12 op 
191 84b88039 2021-07-12 op void
192 84b88039 2021-07-12 op eecmd_select(void)
193 84b88039 2021-07-12 op {
194 84b88039 2021-07-12 op 	struct cmd *cmd;
195 84b88039 2021-07-12 op 
196 84b88039 2021-07-12 op 	for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
197 84b88039 2021-07-12 op 		if (!strcmp(cmd->cmd, ministate.buf)) {
198 84b88039 2021-07-12 op 			exit_minibuffer();
199 84b88039 2021-07-12 op 			minibuffer_hist_save_entry();
200 84b88039 2021-07-12 op 			cmd->fn(current_buffer());
201 84b88039 2021-07-12 op 			return;
202 84b88039 2021-07-12 op 		}
203 84b88039 2021-07-12 op 	}
204 84b88039 2021-07-12 op 
205 84b88039 2021-07-12 op 	message("No match");
206 84b88039 2021-07-12 op }
207 84b88039 2021-07-12 op 
208 84b88039 2021-07-12 op void
209 84b88039 2021-07-12 op ir_self_insert(void)
210 84b88039 2021-07-12 op {
211 84b88039 2021-07-12 op 	minibuffer_self_insert();
212 84b88039 2021-07-12 op }
213 84b88039 2021-07-12 op 
214 84b88039 2021-07-12 op void
215 84b88039 2021-07-12 op ir_select(void)
216 84b88039 2021-07-12 op {
217 84b88039 2021-07-12 op 	char		 buf[1025] = {0};
218 84b88039 2021-07-12 op 	struct phos_uri	 uri;
219 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
220 84b88039 2021-07-12 op 
221 84b88039 2021-07-12 op 	exit_minibuffer();
222 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
223 84b88039 2021-07-12 op 
224 84b88039 2021-07-12 op 	/* a bit ugly but... */
225 84b88039 2021-07-12 op 	memcpy(&uri, &tab->uri, sizeof(tab->uri));
226 84b88039 2021-07-12 op 	phos_uri_set_query(&uri, ministate.buf);
227 84b88039 2021-07-12 op 	phos_serialize_uri(&uri, buf, sizeof(buf));
228 bd3a3a95 2021-07-20 op 	load_url_in_tab(tab, buf, NULL);
229 84b88039 2021-07-12 op }
230 84b88039 2021-07-12 op 
231 84b88039 2021-07-12 op void
232 84b88039 2021-07-12 op lu_select(void)
233 84b88039 2021-07-12 op {
234 84b88039 2021-07-12 op 	exit_minibuffer();
235 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
236 bd3a3a95 2021-07-20 op 	load_url_in_tab(current_tab, ministate.buf, NULL);
237 84b88039 2021-07-12 op }
238 84b88039 2021-07-12 op 
239 84b88039 2021-07-12 op void
240 84b88039 2021-07-12 op bp_select(void)
241 84b88039 2021-07-12 op {
242 84b88039 2021-07-12 op 	exit_minibuffer();
243 84b88039 2021-07-12 op 	if (*ministate.buf != '\0')
244 84b88039 2021-07-12 op 		add_to_bookmarks(ministate.buf);
245 84b88039 2021-07-12 op 	else
246 84b88039 2021-07-12 op 		message("Abort.");
247 84b88039 2021-07-12 op }
248 84b88039 2021-07-12 op 
249 65601367 2021-07-14 op void
250 65601367 2021-07-14 op ts_select(void)
251 65601367 2021-07-14 op {
252 65601367 2021-07-14 op 	struct tab	*tab;
253 65601367 2021-07-14 op 
254 d7ee7b5e 2021-07-15 op 	if ((tab = minibuffer_metadata()) == NULL) {
255 65601367 2021-07-14 op 		message("No tab selected");
256 65601367 2021-07-14 op 		return;
257 65601367 2021-07-14 op 	}
258 65601367 2021-07-14 op 
259 65601367 2021-07-14 op 	exit_minibuffer();
260 65601367 2021-07-14 op 	switch_to_tab(tab);
261 753c6ac7 2021-07-14 op }
262 753c6ac7 2021-07-14 op 
263 753c6ac7 2021-07-14 op void
264 753c6ac7 2021-07-14 op ls_select(void)
265 753c6ac7 2021-07-14 op {
266 753c6ac7 2021-07-14 op 	struct line	*l;
267 753c6ac7 2021-07-14 op 
268 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
269 753c6ac7 2021-07-14 op 		message("No link selected");
270 753c6ac7 2021-07-14 op 		return;
271 753c6ac7 2021-07-14 op 	}
272 753c6ac7 2021-07-14 op 
273 753c6ac7 2021-07-14 op 	exit_minibuffer();
274 bd3a3a95 2021-07-20 op 	load_url_in_tab(current_tab, l->alt, NULL);
275 753c6ac7 2021-07-14 op }
276 753c6ac7 2021-07-14 op 
277 d7ee7b5e 2021-07-15 op static inline void
278 d7ee7b5e 2021-07-15 op jump_to_line(struct line *l)
279 753c6ac7 2021-07-14 op {
280 753c6ac7 2021-07-14 op 	struct vline	*vl;
281 83dce83d 2021-07-17 op 	struct tab	*tab = current_tab;
282 753c6ac7 2021-07-14 op 
283 753c6ac7 2021-07-14 op 	TAILQ_FOREACH(vl, &tab->buffer.head, vlines) {
284 753c6ac7 2021-07-14 op 		if (vl->parent == l)
285 753c6ac7 2021-07-14 op 			break;
286 753c6ac7 2021-07-14 op 	}
287 753c6ac7 2021-07-14 op 
288 753c6ac7 2021-07-14 op 	if (vl == NULL)
289 d7ee7b5e 2021-07-15 op 		message("Ops, %s error!  Please report to %s",
290 d7ee7b5e 2021-07-15 op 		    __func__, PACKAGE_BUGREPORT);
291 0b442ded 2021-07-16 op 	else {
292 0b442ded 2021-07-16 op 		tab->buffer.top_line = vl;
293 753c6ac7 2021-07-14 op 		tab->buffer.current_line = vl;
294 0b442ded 2021-07-16 op 	}
295 65601367 2021-07-14 op }
296 65601367 2021-07-14 op 
297 d7ee7b5e 2021-07-15 op void
298 d7ee7b5e 2021-07-15 op swiper_select(void)
299 edd9a650 2021-07-15 op {
300 edd9a650 2021-07-15 op 	struct line	*l;
301 edd9a650 2021-07-15 op 
302 edd9a650 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
303 edd9a650 2021-07-15 op 		message("No line selected");
304 edd9a650 2021-07-15 op 		return;
305 edd9a650 2021-07-15 op 	}
306 edd9a650 2021-07-15 op 
307 edd9a650 2021-07-15 op 	exit_minibuffer();
308 edd9a650 2021-07-15 op 	jump_to_line(l);
309 edd9a650 2021-07-15 op }
310 edd9a650 2021-07-15 op 
311 edd9a650 2021-07-15 op void
312 edd9a650 2021-07-15 op toc_select(void)
313 d7ee7b5e 2021-07-15 op {
314 d7ee7b5e 2021-07-15 op 	struct line	*l;
315 d7ee7b5e 2021-07-15 op 
316 d7ee7b5e 2021-07-15 op 	if ((l = minibuffer_metadata()) == NULL) {
317 d7ee7b5e 2021-07-15 op 		message("No line selected");
318 d7ee7b5e 2021-07-15 op 		return;
319 d7ee7b5e 2021-07-15 op 	}
320 d7ee7b5e 2021-07-15 op 
321 d7ee7b5e 2021-07-15 op 	exit_minibuffer();
322 d7ee7b5e 2021-07-15 op 	jump_to_line(l);
323 d7ee7b5e 2021-07-15 op }
324 d7ee7b5e 2021-07-15 op 
325 84b88039 2021-07-12 op static void
326 84b88039 2021-07-12 op yornp_self_insert(void)
327 84b88039 2021-07-12 op {
328 84b88039 2021-07-12 op 	if (thiskey.key != 'y' && thiskey.key != 'n') {
329 84b88039 2021-07-12 op 		message("Please answer y or n");
330 84b88039 2021-07-12 op 		return;
331 84b88039 2021-07-12 op 	}
332 84b88039 2021-07-12 op 
333 84b88039 2021-07-12 op 	exit_minibuffer();
334 84b88039 2021-07-12 op 	yornp_cb(thiskey.key == 'y', yornp_data);
335 84b88039 2021-07-12 op }
336 84b88039 2021-07-12 op 
337 84b88039 2021-07-12 op static void
338 84b88039 2021-07-12 op yornp_abort(void)
339 84b88039 2021-07-12 op {
340 84b88039 2021-07-12 op 	exit_minibuffer();
341 84b88039 2021-07-12 op 	yornp_cb(0, yornp_data);
342 84b88039 2021-07-12 op }
343 84b88039 2021-07-12 op 
344 84b88039 2021-07-12 op static void
345 84b88039 2021-07-12 op read_self_insert(void)
346 84b88039 2021-07-12 op {
347 84b88039 2021-07-12 op 	if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
348 84b88039 2021-07-12 op 		global_key_unbound();
349 84b88039 2021-07-12 op 		return;
350 84b88039 2021-07-12 op 	}
351 84b88039 2021-07-12 op 
352 84b88039 2021-07-12 op 	minibuffer_self_insert();
353 84b88039 2021-07-12 op }
354 84b88039 2021-07-12 op 
355 84b88039 2021-07-12 op static void
356 84b88039 2021-07-12 op read_abort(void)
357 84b88039 2021-07-12 op {
358 84b88039 2021-07-12 op 	exit_minibuffer();
359 84b88039 2021-07-12 op 	read_cb(NULL, read_data);
360 84b88039 2021-07-12 op }
361 84b88039 2021-07-12 op 
362 84b88039 2021-07-12 op static void
363 84b88039 2021-07-12 op read_select(void)
364 84b88039 2021-07-12 op {
365 84b88039 2021-07-12 op         exit_minibuffer();
366 84b88039 2021-07-12 op 	minibuffer_hist_save_entry();
367 84b88039 2021-07-12 op 	read_cb(ministate.buf, read_data);
368 b1e1e41a 2021-07-14 op }
369 b1e1e41a 2021-07-14 op 
370 b1e1e41a 2021-07-14 op /*
371 b1e1e41a 2021-07-14 op  * TODO: we should collect this asynchronously...
372 b1e1e41a 2021-07-14 op  */
373 b1e1e41a 2021-07-14 op static inline void
374 b1e1e41a 2021-07-14 op populate_compl_buffer(complfn *fn, void *data)
375 b1e1e41a 2021-07-14 op {
376 b3be07ea 2021-07-18 op 	const char	*s, *descr;
377 b1e1e41a 2021-07-14 op 	struct line	*l;
378 b1e1e41a 2021-07-14 op 	struct buffer	*b;
379 b1e1e41a 2021-07-14 op 	struct parser	*p;
380 0ce8aa3e 2021-07-18 op 	void		*linedata;
381 b1e1e41a 2021-07-14 op 
382 b1e1e41a 2021-07-14 op 	b = &ministate.compl.buffer;
383 b1e1e41a 2021-07-14 op 	p = &b->page;
384 b1e1e41a 2021-07-14 op 
385 0ce8aa3e 2021-07-18 op 	linedata = NULL;
386 0ce8aa3e 2021-07-18 op 	descr = NULL;
387 b3be07ea 2021-07-18 op 	while ((s = fn(&data, &linedata, &descr)) != NULL) {
388 b1e1e41a 2021-07-14 op 		if ((l = calloc(1, sizeof(*l))) == NULL)
389 b1e1e41a 2021-07-14 op 			abort();
390 b1e1e41a 2021-07-14 op 
391 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL;
392 fbadd395 2021-07-16 op 		l->data = linedata;
393 b3be07ea 2021-07-18 op 		l->alt = (char*)descr;
394 e7b982f4 2021-07-14 op 		if ((l->line = strdup(s)) == NULL)
395 e7b982f4 2021-07-14 op 			abort();
396 b1e1e41a 2021-07-14 op 
397 b1e1e41a 2021-07-14 op 		if (TAILQ_EMPTY(&p->head))
398 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_HEAD(&p->head, l, lines);
399 b1e1e41a 2021-07-14 op 		else
400 b1e1e41a 2021-07-14 op 			TAILQ_INSERT_TAIL(&p->head, l, lines);
401 65601367 2021-07-14 op 
402 65601367 2021-07-14 op 		linedata = NULL;
403 b3be07ea 2021-07-18 op 		descr = NULL;
404 b1e1e41a 2021-07-14 op 	}
405 e7b982f4 2021-07-14 op 
406 e7b982f4 2021-07-14 op 	if ((l = TAILQ_FIRST(&p->head)) != NULL)
407 e7b982f4 2021-07-14 op 		l->type = LINE_COMPL_CURRENT;
408 84b88039 2021-07-12 op }
409 84b88039 2021-07-12 op 
410 84b88039 2021-07-12 op void
411 84b88039 2021-07-12 op enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
412 e5a2797f 2021-07-13 op     void (*abortfn)(void), struct histhead *hist,
413 e5a2797f 2021-07-13 op     complfn *complfn, void *compldata)
414 84b88039 2021-07-12 op {
415 b1e1e41a 2021-07-14 op 	in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
416 b1e1e41a 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
417 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
418 b1e1e41a 2021-07-14 op 
419 b1e1e41a 2021-07-14 op 		ministate.compl.fn = complfn;
420 b1e1e41a 2021-07-14 op 		ministate.compl.data = compldata;
421 b1e1e41a 2021-07-14 op 		populate_compl_buffer(complfn, compldata);
422 b1e1e41a 2021-07-14 op 	}
423 b1e1e41a 2021-07-14 op 
424 84b88039 2021-07-12 op 	base_map = &minibuffer_map;
425 84b88039 2021-07-12 op 	current_map = &minibuffer_map;
426 84b88039 2021-07-12 op 
427 84b88039 2021-07-12 op 	base_map->unhandled_input = self_insert_fn;
428 84b88039 2021-07-12 op 
429 84b88039 2021-07-12 op 	ministate.donefn = donefn;
430 84b88039 2021-07-12 op 	ministate.abortfn = abortfn;
431 84b88039 2021-07-12 op 	memset(ministate.buf, 0, sizeof(ministate.buf));
432 84b88039 2021-07-12 op 	ministate.buffer.current_line = &ministate.vline;
433 84b88039 2021-07-12 op 	ministate.buffer.current_line->line = ministate.buf;
434 84b88039 2021-07-12 op 	ministate.buffer.cpoff = 0;
435 84b88039 2021-07-12 op 	strlcpy(ministate.buf, "", sizeof(ministate.prompt));
436 84b88039 2021-07-12 op 
437 84b88039 2021-07-12 op 	ministate.history = hist;
438 84b88039 2021-07-12 op 	ministate.hist_cur = NULL;
439 84b88039 2021-07-12 op 	ministate.hist_off = 0;
440 84b88039 2021-07-12 op }
441 84b88039 2021-07-12 op 
442 84b88039 2021-07-12 op void
443 84b88039 2021-07-12 op exit_minibuffer(void)
444 84b88039 2021-07-12 op {
445 e7b982f4 2021-07-14 op 	if (in_minibuffer == MB_COMPREAD) {
446 e7b982f4 2021-07-14 op 		erase_buffer(&ministate.compl.buffer);
447 b1e1e41a 2021-07-14 op 		ui_schedule_redraw();
448 e7b982f4 2021-07-14 op 	}
449 b1e1e41a 2021-07-14 op 
450 84b88039 2021-07-12 op 	in_minibuffer = 0;
451 84b88039 2021-07-12 op 	base_map = &global_map;
452 84b88039 2021-07-12 op 	current_map = &global_map;
453 84b88039 2021-07-12 op }
454 84b88039 2021-07-12 op 
455 84b88039 2021-07-12 op void
456 84b88039 2021-07-12 op yornp(const char *prompt, void (*fn)(int, struct tab*),
457 84b88039 2021-07-12 op     struct tab *data)
458 84b88039 2021-07-12 op {
459 84b88039 2021-07-12 op 	size_t len;
460 84b88039 2021-07-12 op 
461 84b88039 2021-07-12 op 	if (in_minibuffer) {
462 84b88039 2021-07-12 op 		fn(0, data);
463 84b88039 2021-07-12 op 		return;
464 84b88039 2021-07-12 op 	}
465 84b88039 2021-07-12 op 
466 84b88039 2021-07-12 op 	yornp_cb = fn;
467 84b88039 2021-07-12 op 	yornp_data = data;
468 84b88039 2021-07-12 op 	enter_minibuffer(yornp_self_insert, yornp_self_insert,
469 e5a2797f 2021-07-13 op 	    yornp_abort, NULL, NULL, NULL);
470 84b88039 2021-07-12 op 
471 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
472 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
473 84b88039 2021-07-12 op 	strlcat(ministate.prompt, " (y or n) ", len);
474 84b88039 2021-07-12 op }
475 84b88039 2021-07-12 op 
476 4bc446b9 2021-07-21 op void
477 4bc446b9 2021-07-21 op minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
478 b1e1e41a 2021-07-14 op     struct tab *data)
479 84b88039 2021-07-12 op {
480 84b88039 2021-07-12 op 	size_t len;
481 84b88039 2021-07-12 op 
482 84b88039 2021-07-12 op 	if (in_minibuffer)
483 84b88039 2021-07-12 op 		return;
484 84b88039 2021-07-12 op 
485 84b88039 2021-07-12 op 	read_cb = fn;
486 84b88039 2021-07-12 op 	read_data = data;
487 84b88039 2021-07-12 op 	enter_minibuffer(read_self_insert, read_select, read_abort,
488 b1e1e41a 2021-07-14 op 	    &read_history, NULL, NULL);
489 84b88039 2021-07-12 op 
490 84b88039 2021-07-12 op 	len = sizeof(ministate.prompt);
491 84b88039 2021-07-12 op 	strlcpy(ministate.prompt, prompt, len);
492 84b88039 2021-07-12 op 	strlcat(ministate.prompt, ": ", len);
493 4bc446b9 2021-07-21 op }
494 4bc446b9 2021-07-21 op 
495 4bc446b9 2021-07-21 op static void
496 4bc446b9 2021-07-21 op handle_clear_echoarea(int fd, short ev, void *d)
497 4bc446b9 2021-07-21 op {
498 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
499 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
500 4bc446b9 2021-07-21 op 
501 4bc446b9 2021-07-21 op 	ui_after_message_hook();
502 4bc446b9 2021-07-21 op }
503 4bc446b9 2021-07-21 op 
504 4bc446b9 2021-07-21 op void
505 4bc446b9 2021-07-21 op vmessage(const char *fmt, va_list ap)
506 4bc446b9 2021-07-21 op {
507 4bc446b9 2021-07-21 op 	if (evtimer_pending(&clechoev, NULL))
508 4bc446b9 2021-07-21 op 		evtimer_del(&clechoev);
509 4bc446b9 2021-07-21 op 
510 4bc446b9 2021-07-21 op 	free(ministate.curmesg);
511 4bc446b9 2021-07-21 op 	ministate.curmesg = NULL;
512 4bc446b9 2021-07-21 op 
513 4bc446b9 2021-07-21 op 	if (fmt != NULL) {
514 4bc446b9 2021-07-21 op 		evtimer_set(&clechoev, handle_clear_echoarea, NULL);
515 4bc446b9 2021-07-21 op 		evtimer_add(&clechoev, &clechoev_timer);
516 4bc446b9 2021-07-21 op 
517 4bc446b9 2021-07-21 op 		/* TODO: what to do if the allocation fails here? */
518 4bc446b9 2021-07-21 op 		if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
519 4bc446b9 2021-07-21 op 			ministate.curmesg = NULL;
520 4bc446b9 2021-07-21 op 	}
521 4bc446b9 2021-07-21 op 
522 4bc446b9 2021-07-21 op 	ui_after_message_hook();
523 84b88039 2021-07-12 op }
524 4bc446b9 2021-07-21 op 
525 4bc446b9 2021-07-21 op void
526 4bc446b9 2021-07-21 op message(const char *fmt, ...)
527 4bc446b9 2021-07-21 op {
528 4bc446b9 2021-07-21 op 	va_list ap;
529 4bc446b9 2021-07-21 op 
530 4bc446b9 2021-07-21 op 	va_start(ap, fmt);
531 4bc446b9 2021-07-21 op 	vmessage(fmt, ap);
532 4bc446b9 2021-07-21 op 	va_end(ap);
533 4bc446b9 2021-07-21 op }
534 4bc446b9 2021-07-21 op 
535 4bc446b9 2021-07-21 op void
536 4bc446b9 2021-07-21 op minibuffer_init(void)
537 4bc446b9 2021-07-21 op {
538 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&eecmd_history.head);
539 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&ir_history.head);
540 bccb5b0b 2021-07-21 op 	TAILQ_INIT(&lu_history.head);
541 bccb5b0b 2021-07-21 op 
542 bccb5b0b 2021-07-21 op 	ministate.line.type = LINE_TEXT;
543 bccb5b0b 2021-07-21 op 	ministate.vline.parent = &ministate.line;
544 bccb5b0b 2021-07-21 op 	ministate.buffer.current_line = &ministate.vline;
545 bccb5b0b 2021-07-21 op 
546 4bc446b9 2021-07-21 op 	evtimer_set(&clechoev, handle_clear_echoarea, NULL);
547 4bc446b9 2021-07-21 op }