2 * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
23 #include "minibuffer.h"
27 static void *minibuffer_metadata(void);
28 static void minibuffer_hist_save_entry(void);
29 static void yornp_self_insert(void);
30 static void yornp_abort(void);
31 static void read_self_insert(void);
32 static void read_abort(void);
33 static void read_select(void);
34 static void handle_clear_echoarea(int, short, void *);
36 static struct event clechoev;
37 static struct timeval clechoev_timer = { 5, 0 };
39 static void (*yornp_cb)(int, struct tab *);
40 static struct tab *yornp_data;
42 static void (*read_cb)(const char*, struct tab *);
43 static struct tab *read_data;
45 struct histhead eecmd_history,
50 struct ministate ministate;
52 struct buffer minibufferwin;
57 * Recompute the visible completions. If add is 1, don't consider the
58 * ones already hidden.
61 recompute_completions(int add)
67 if (in_minibuffer != MB_COMPREAD)
70 b = &ministate.compl.buffer;
71 TAILQ_FOREACH(l, &b->page.head, lines) {
73 if (add && l->flags & L_HIDDEN)
75 if (strcasestr(l->line, ministate.buf) != NULL ||
76 (l->alt != NULL && strcasestr(l->alt, ministate.buf) != NULL)) {
77 if (l->flags & L_HIDDEN)
79 l->flags &= ~L_HIDDEN;
81 if (!(l->flags & L_HIDDEN))
87 if (b->current_line == NULL)
88 b->current_line = TAILQ_FIRST(&b->head);
89 b->current_line = adjust_line(b->current_line, b);
92 vl->parent->type = LINE_COMPL_CURRENT;
96 minibuffer_metadata(void)
100 vl = ministate.compl.buffer.current_line;
102 if (vl == NULL || vl->parent->flags & L_HIDDEN)
105 return vl->parent->data;
109 minibuffer_hist_save_entry(void)
113 if (ministate.history == NULL)
116 if ((hist = calloc(1, sizeof(*hist))) == NULL)
119 strlcpy(hist->h, ministate.buf, sizeof(hist->h));
121 if (TAILQ_EMPTY(&ministate.history->head))
122 TAILQ_INSERT_HEAD(&ministate.history->head, hist, entries);
124 TAILQ_INSERT_TAIL(&ministate.history->head, hist, entries);
125 ministate.history->len++;
129 * taint the minibuffer cache: if we're currently showing a history
130 * element, copy that to the current buf and reset the "history
134 minibuffer_taint_hist(void)
136 if (ministate.hist_cur == NULL)
139 strlcpy(ministate.buf, ministate.hist_cur->h, sizeof(ministate.buf));
140 ministate.hist_cur = NULL;
141 ministate.buffer.current_line->line = ministate.buf;
145 minibuffer_self_insert(void)
147 char *c, tmp[5] = {0};
150 minibuffer_taint_hist();
155 len = utf8_encode(thiskey.cp, tmp);
156 c = utf8_nth(ministate.buffer.current_line->line, ministate.buffer.cpoff);
157 if (c + len > ministate.buf + sizeof(ministate.buf) - 1)
160 memmove(c + len, c, strlen(c)+1);
162 ministate.buffer.cpoff++;
164 recompute_completions(1);
168 sensible_self_insert(void)
171 (!unicode_isgraph(thiskey.key) && thiskey.key != ' ')) {
172 global_key_unbound();
176 minibuffer_self_insert();
184 for (cmd = cmds; cmd->cmd != NULL; ++cmd) {
185 if (!strcmp(cmd->cmd, ministate.buf)) {
187 minibuffer_hist_save_entry();
188 cmd->fn(current_buffer());
199 char buf[1025] = {0};
201 struct tab *tab = current_tab;
204 minibuffer_hist_save_entry();
206 /* a bit ugly but... */
207 memcpy(&uri, &tab->uri, sizeof(tab->uri));
208 phos_uri_set_query(&uri, ministate.buf);
209 phos_serialize_uri(&uri, buf, sizeof(buf));
210 load_url_in_tab(tab, buf, NULL);
217 minibuffer_hist_save_entry();
218 load_url_in_tab(current_tab, ministate.buf, NULL);
225 if (*ministate.buf != '\0')
226 add_to_bookmarks(ministate.buf);
236 if ((tab = minibuffer_metadata()) == NULL) {
237 message("No tab selected");
250 if ((l = minibuffer_metadata()) == NULL) {
251 message("No link selected");
256 load_url_in_tab(current_tab, l->alt, NULL);
260 jump_to_line(struct line *l)
263 struct buffer *buffer;
265 buffer = current_buffer();
267 TAILQ_FOREACH(vl, &buffer->head, vlines) {
273 message("Ops, %s error! Please report to %s",
274 __func__, PACKAGE_BUGREPORT);
276 buffer->top_line = vl;
277 buffer->current_line = vl;
286 if ((l = minibuffer_metadata()) == NULL) {
287 message("No line selected");
300 if ((l = minibuffer_metadata()) == NULL) {
301 message("No line selected");
310 yornp_self_insert(void)
312 if (thiskey.key != 'y' && thiskey.key != 'n') {
313 message("Please answer y or n");
318 yornp_cb(thiskey.key == 'y', yornp_data);
325 yornp_cb(0, yornp_data);
329 read_self_insert(void)
331 if (thiskey.meta || !unicode_isgraph(thiskey.cp)) {
332 global_key_unbound();
336 minibuffer_self_insert();
343 read_cb(NULL, read_data);
350 minibuffer_hist_save_entry();
351 read_cb(ministate.buf, read_data);
355 * TODO: we should collect this asynchronously...
358 populate_compl_buffer(complfn *fn, void *data)
360 const char *s, *descr;
366 b = &ministate.compl.buffer;
371 while ((s = fn(&data, &linedata, &descr)) != NULL) {
372 if ((l = calloc(1, sizeof(*l))) == NULL)
375 l->type = LINE_COMPL;
377 l->alt = (char*)descr;
378 if ((l->line = strdup(s)) == NULL)
381 if (TAILQ_EMPTY(&p->head))
382 TAILQ_INSERT_HEAD(&p->head, l, lines);
384 TAILQ_INSERT_TAIL(&p->head, l, lines);
390 if ((l = TAILQ_FIRST(&p->head)) != NULL)
391 l->type = LINE_COMPL_CURRENT;
395 enter_minibuffer(void (*self_insert_fn)(void), void (*donefn)(void),
396 void (*abortfn)(void), struct histhead *hist,
397 complfn *complfn, void *compldata)
399 in_minibuffer = complfn == NULL ? MB_READ : MB_COMPREAD;
400 if (in_minibuffer == MB_COMPREAD) {
401 ui_schedule_redraw();
403 ministate.compl.fn = complfn;
404 ministate.compl.data = compldata;
405 populate_compl_buffer(complfn, compldata);
408 base_map = &minibuffer_map;
409 current_map = &minibuffer_map;
411 base_map->unhandled_input = self_insert_fn;
413 ministate.donefn = donefn;
414 ministate.abortfn = abortfn;
415 memset(ministate.buf, 0, sizeof(ministate.buf));
416 ministate.buffer.current_line = &ministate.vline;
417 ministate.buffer.current_line->line = ministate.buf;
418 ministate.buffer.cpoff = 0;
419 strlcpy(ministate.buf, "", sizeof(ministate.prompt));
421 ministate.history = hist;
422 ministate.hist_cur = NULL;
423 ministate.hist_off = 0;
427 exit_minibuffer(void)
429 if (in_minibuffer == MB_COMPREAD) {
430 erase_buffer(&ministate.compl.buffer);
431 ui_schedule_redraw();
435 base_map = &global_map;
436 current_map = &global_map;
440 yornp(const char *prompt, void (*fn)(int, struct tab*),
452 enter_minibuffer(yornp_self_insert, yornp_self_insert,
453 yornp_abort, NULL, NULL, NULL);
455 len = sizeof(ministate.prompt);
456 strlcpy(ministate.prompt, prompt, len);
457 strlcat(ministate.prompt, " (y or n) ", len);
461 minibuffer_read(const char *prompt, void (*fn)(const char *, struct tab *),
471 enter_minibuffer(read_self_insert, read_select, read_abort,
472 &read_history, NULL, NULL);
474 len = sizeof(ministate.prompt);
475 strlcpy(ministate.prompt, prompt, len);
476 strlcat(ministate.prompt, ": ", len);
480 handle_clear_echoarea(int fd, short ev, void *d)
482 free(ministate.curmesg);
483 ministate.curmesg = NULL;
485 ui_after_message_hook();
489 vmessage(const char *fmt, va_list ap)
491 if (evtimer_pending(&clechoev, NULL))
492 evtimer_del(&clechoev);
494 free(ministate.curmesg);
495 ministate.curmesg = NULL;
498 evtimer_set(&clechoev, handle_clear_echoarea, NULL);
499 evtimer_add(&clechoev, &clechoev_timer);
501 /* TODO: what to do if the allocation fails here? */
502 if (vasprintf(&ministate.curmesg, fmt, ap) == -1)
503 ministate.curmesg = NULL;
506 ui_after_message_hook();
510 message(const char *fmt, ...)
520 minibuffer_init(void)
522 TAILQ_INIT(&eecmd_history.head);
523 TAILQ_INIT(&ir_history.head);
524 TAILQ_INIT(&lu_history.head);
526 ministate.line.type = LINE_TEXT;
527 ministate.vline.parent = &ministate.line;
528 ministate.buffer.current_line = &ministate.vline;
530 evtimer_set(&clechoev, handle_clear_echoarea, NULL);