1 2b2d2872 2021-06-20 op /*
  2 2b2d2872 2021-06-20 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
  3 2b2d2872 2021-06-20 op  *
  4 2b2d2872 2021-06-20 op  * Permission to use, copy, modify, and distribute this software for any
  5 2b2d2872 2021-06-20 op  * purpose with or without fee is hereby granted, provided that the above
  6 2b2d2872 2021-06-20 op  * copyright notice and this permission notice appear in all copies.
  7 2b2d2872 2021-06-20 op  *
  8 2b2d2872 2021-06-20 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 2b2d2872 2021-06-20 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 2b2d2872 2021-06-20 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 2b2d2872 2021-06-20 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 2b2d2872 2021-06-20 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 2b2d2872 2021-06-20 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 2b2d2872 2021-06-20 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 2b2d2872 2021-06-20 op  */
 16 2b2d2872 2021-06-20 op 
 17 61251035 2021-06-26 op #include <limits.h>
 18 2b2d2872 2021-06-20 op #include <stdlib.h>
 19 61251035 2021-06-26 op #include <string.h>
 20 2b2d2872 2021-06-20 op 
 21 450a89f7 2021-07-12 op #include "minibuffer.h"
 22 2b2d2872 2021-06-20 op #include "telescope.h"
 23 2b2d2872 2021-06-20 op 
 24 c4c82003 2021-07-01 op /* return 1 if moved, 0 otherwise */
 25 c4c82003 2021-07-01 op static inline int
 26 c4c82003 2021-07-01 op forward_line(struct buffer *buffer, int n)
 27 2b2d2872 2021-06-20 op {
 28 c4c82003 2021-07-01 op 	struct vline *vl;
 29 c4c82003 2021-07-01 op 	int did;
 30 2b2d2872 2021-06-20 op 
 31 c4c82003 2021-07-01 op 	if (buffer->current_line == NULL)
 32 c4c82003 2021-07-01 op 		return 0;
 33 963c680c 2021-07-05 op 	vl = buffer->current_line;
 34 2b2d2872 2021-06-20 op 
 35 c4c82003 2021-07-01 op 	did = 0;
 36 c4c82003 2021-07-01 op 	while (n != 0) {
 37 c4c82003 2021-07-01 op 		if (n > 0) {
 38 963c680c 2021-07-05 op 			vl = TAILQ_NEXT(vl, vlines);
 39 c4c82003 2021-07-01 op 			if (vl == NULL)
 40 c4c82003 2021-07-01 op 				return did;
 41 963c680c 2021-07-05 op 			if (vl->parent->flags & L_HIDDEN)
 42 963c680c 2021-07-05 op 				continue;
 43 c4c82003 2021-07-01 op 			buffer->current_line = vl;
 44 c4c82003 2021-07-01 op 			n--;
 45 c4c82003 2021-07-01 op 		} else {
 46 963c680c 2021-07-05 op 			vl = TAILQ_PREV(vl, vhead, vlines);
 47 c4c82003 2021-07-01 op 			if (vl == NULL)
 48 c4c82003 2021-07-01 op 				return did;
 49 963c680c 2021-07-05 op 			if (vl->parent->flags & L_HIDDEN)
 50 963c680c 2021-07-05 op 				continue;
 51 c4c82003 2021-07-01 op 			if (buffer->current_line == buffer->top_line)
 52 c4c82003 2021-07-01 op 				buffer->top_line = vl;
 53 c4c82003 2021-07-01 op 			buffer->current_line = vl;
 54 c4c82003 2021-07-01 op 			n++;
 55 c4c82003 2021-07-01 op 		}
 56 c4c82003 2021-07-01 op 
 57 c4c82003 2021-07-01 op 		did = 1;
 58 2b2d2872 2021-06-20 op 	}
 59 2b2d2872 2021-06-20 op 
 60 c4c82003 2021-07-01 op 	return did;
 61 2b2d2872 2021-06-20 op }
 62 2b2d2872 2021-06-20 op 
 63 2b2d2872 2021-06-20 op void
 64 c4c82003 2021-07-01 op cmd_previous_line(struct buffer *buffer)
 65 2b2d2872 2021-06-20 op {
 66 c4c82003 2021-07-01 op 	forward_line(buffer, -1);
 67 c4c82003 2021-07-01 op }
 68 2b2d2872 2021-06-20 op 
 69 c4c82003 2021-07-01 op void
 70 c4c82003 2021-07-01 op cmd_next_line(struct buffer *buffer)
 71 c4c82003 2021-07-01 op {
 72 c4c82003 2021-07-01 op 	forward_line(buffer, +1);
 73 2b2d2872 2021-06-20 op }
 74 2b2d2872 2021-06-20 op 
 75 2b2d2872 2021-06-20 op void
 76 2b2d2872 2021-06-20 op cmd_backward_char(struct buffer *buffer)
 77 2b2d2872 2021-06-20 op {
 78 2b2d2872 2021-06-20 op 	if (buffer->cpoff != 0)
 79 2b2d2872 2021-06-20 op 		buffer->cpoff--;
 80 2b2d2872 2021-06-20 op }
 81 2b2d2872 2021-06-20 op 
 82 2b2d2872 2021-06-20 op void
 83 2b2d2872 2021-06-20 op cmd_forward_char(struct buffer *buffer)
 84 2b2d2872 2021-06-20 op {
 85 2b2d2872 2021-06-20 op 	size_t len = 0;
 86 2b2d2872 2021-06-20 op 
 87 2b2d2872 2021-06-20 op 	if (buffer->current_line->line != NULL)
 88 2b2d2872 2021-06-20 op 		len = utf8_cplen(buffer->current_line->line);
 89 2b2d2872 2021-06-20 op 	if (++buffer->cpoff > len)
 90 2b2d2872 2021-06-20 op 		buffer->cpoff = len;
 91 2b2d2872 2021-06-20 op }
 92 2b2d2872 2021-06-20 op 
 93 2b2d2872 2021-06-20 op void
 94 2b2d2872 2021-06-20 op cmd_backward_paragraph(struct buffer *buffer)
 95 2b2d2872 2021-06-20 op {
 96 2b2d2872 2021-06-20 op 	do {
 97 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
 98 2b2d2872 2021-06-20 op 			message("No previous paragraph");
 99 2b2d2872 2021-06-20 op 			return;
100 2b2d2872 2021-06-20 op 		}
101 2b2d2872 2021-06-20 op 	} while (buffer->current_line->line != NULL ||
102 2b2d2872 2021-06-20 op 	    buffer->current_line->parent->type != LINE_TEXT);
103 2b2d2872 2021-06-20 op }
104 2b2d2872 2021-06-20 op 
105 2b2d2872 2021-06-20 op void
106 2b2d2872 2021-06-20 op cmd_forward_paragraph(struct buffer *buffer)
107 2b2d2872 2021-06-20 op {
108 2b2d2872 2021-06-20 op 	do {
109 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)) {
110 2b2d2872 2021-06-20 op 			message("No next paragraph");
111 2b2d2872 2021-06-20 op 			return;
112 2b2d2872 2021-06-20 op 		}
113 2b2d2872 2021-06-20 op 	} while (buffer->current_line->line != NULL ||
114 2b2d2872 2021-06-20 op 	    buffer->current_line->parent->type != LINE_TEXT);
115 2b2d2872 2021-06-20 op }
116 2b2d2872 2021-06-20 op 
117 2b2d2872 2021-06-20 op void
118 2b2d2872 2021-06-20 op cmd_move_beginning_of_line(struct buffer *buffer)
119 2b2d2872 2021-06-20 op {
120 2b2d2872 2021-06-20 op 	buffer->cpoff = 0;
121 2b2d2872 2021-06-20 op }
122 2b2d2872 2021-06-20 op 
123 2b2d2872 2021-06-20 op void
124 2b2d2872 2021-06-20 op cmd_move_end_of_line(struct buffer *buffer)
125 2b2d2872 2021-06-20 op {
126 2b2d2872 2021-06-20 op 	struct vline	*vl;
127 2b2d2872 2021-06-20 op 
128 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
129 2b2d2872 2021-06-20 op 	if (vl->line == NULL)
130 2b2d2872 2021-06-20 op 		return;
131 2b2d2872 2021-06-20 op 	buffer->cpoff = utf8_cplen(vl->line);
132 2b2d2872 2021-06-20 op }
133 2b2d2872 2021-06-20 op 
134 2b2d2872 2021-06-20 op void
135 2b2d2872 2021-06-20 op cmd_redraw(struct buffer *buffer)
136 2b2d2872 2021-06-20 op {
137 2b2d2872 2021-06-20 op         ui_schedule_redraw();
138 2b2d2872 2021-06-20 op }
139 2b2d2872 2021-06-20 op 
140 2b2d2872 2021-06-20 op void
141 2b2d2872 2021-06-20 op cmd_scroll_line_up(struct buffer *buffer)
142 2b2d2872 2021-06-20 op {
143 e39920a9 2021-07-07 op 	struct vline	*vl;
144 e39920a9 2021-07-07 op 
145 e39920a9 2021-07-07 op 	if ((vl = TAILQ_PREV(buffer->top_line, vhead, vlines))
146 e39920a9 2021-07-07 op 	    == NULL)
147 2b2d2872 2021-06-20 op 		return;
148 2b2d2872 2021-06-20 op 
149 e39920a9 2021-07-07 op 	forward_line(buffer, -1);
150 e39920a9 2021-07-07 op 
151 2b2d2872 2021-06-20 op 	buffer->line_off--;
152 e39920a9 2021-07-07 op 	buffer->top_line = vl;
153 2b2d2872 2021-06-20 op }
154 2b2d2872 2021-06-20 op 
155 2b2d2872 2021-06-20 op void
156 2b2d2872 2021-06-20 op cmd_scroll_line_down(struct buffer *buffer)
157 2b2d2872 2021-06-20 op {
158 c4c82003 2021-07-01 op 	if (!forward_line(buffer, +1))
159 2b2d2872 2021-06-20 op 		return;
160 2b2d2872 2021-06-20 op 
161 94ec38e8 2021-06-29 op 	buffer->top_line = TAILQ_NEXT(buffer->top_line, vlines);
162 2b2d2872 2021-06-20 op 	buffer->line_off++;
163 2b2d2872 2021-06-20 op }
164 2b2d2872 2021-06-20 op 
165 2b2d2872 2021-06-20 op void
166 2b2d2872 2021-06-20 op cmd_scroll_up(struct buffer *buffer)
167 2b2d2872 2021-06-20 op {
168 d38e7214 2021-07-05 op 	forward_line(buffer, -1*body_lines);
169 2b2d2872 2021-06-20 op }
170 2b2d2872 2021-06-20 op 
171 2b2d2872 2021-06-20 op void
172 2b2d2872 2021-06-20 op cmd_scroll_down(struct buffer *buffer)
173 2b2d2872 2021-06-20 op {
174 d38e7214 2021-07-05 op 	forward_line(buffer, body_lines);
175 2b2d2872 2021-06-20 op }
176 2b2d2872 2021-06-20 op 
177 2b2d2872 2021-06-20 op void
178 2b2d2872 2021-06-20 op cmd_beginning_of_buffer(struct buffer *buffer)
179 2b2d2872 2021-06-20 op {
180 2b2d2872 2021-06-20 op 	buffer->current_line = TAILQ_FIRST(&buffer->head);
181 c4c82003 2021-07-01 op 	buffer->cpoff = 0;
182 94ec38e8 2021-06-29 op 	buffer->top_line = buffer->current_line;
183 2b2d2872 2021-06-20 op 	buffer->line_off = 0;
184 2b2d2872 2021-06-20 op }
185 2b2d2872 2021-06-20 op 
186 2b2d2872 2021-06-20 op void
187 2b2d2872 2021-06-20 op cmd_end_of_buffer(struct buffer *buffer)
188 2b2d2872 2021-06-20 op {
189 2b2d2872 2021-06-20 op 	buffer->current_line = TAILQ_LAST(&buffer->head, vhead);
190 2b2d2872 2021-06-20 op 	buffer->cpoff = body_cols;
191 2b2d2872 2021-06-20 op }
192 2b2d2872 2021-06-20 op 
193 2b2d2872 2021-06-20 op void
194 2b2d2872 2021-06-20 op cmd_kill_telescope(struct buffer *buffer)
195 2b2d2872 2021-06-20 op {
196 2b2d2872 2021-06-20 op 	save_session();
197 2b2d2872 2021-06-20 op 	event_loopbreak();
198 2b2d2872 2021-06-20 op }
199 2b2d2872 2021-06-20 op 
200 2b2d2872 2021-06-20 op void
201 2b2d2872 2021-06-20 op cmd_push_button(struct buffer *buffer)
202 2b2d2872 2021-06-20 op {
203 2b2d2872 2021-06-20 op 	struct vline	*vl;
204 963c680c 2021-07-05 op 	struct line	*l;
205 2b2d2872 2021-06-20 op 
206 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
207 963c680c 2021-07-05 op 	switch (vl->parent->type) {
208 963c680c 2021-07-05 op 	case LINE_LINK:
209 963c680c 2021-07-05 op 		load_url_in_tab(current_tab(), vl->parent->alt);
210 963c680c 2021-07-05 op 		break;
211 963c680c 2021-07-05 op 	case LINE_PRE_START:
212 963c680c 2021-07-05 op 		l = TAILQ_NEXT(vl->parent, lines);
213 963c680c 2021-07-05 op 		for (; l != NULL; l = TAILQ_NEXT(l, lines)) {
214 963c680c 2021-07-05 op 			if (l->type == LINE_PRE_END)
215 963c680c 2021-07-05 op 				break;
216 963c680c 2021-07-05 op 			l->flags ^= L_HIDDEN;
217 963c680c 2021-07-05 op 		}
218 963c680c 2021-07-05 op 		break;
219 963c680c 2021-07-05 op 	default:
220 963c680c 2021-07-05 op 		break;
221 963c680c 2021-07-05 op 	}
222 2b2d2872 2021-06-20 op }
223 2b2d2872 2021-06-20 op 
224 2b2d2872 2021-06-20 op void
225 2b2d2872 2021-06-20 op cmd_push_button_new_tab(struct buffer *buffer)
226 2b2d2872 2021-06-20 op {
227 2b2d2872 2021-06-20 op 	struct vline	*vl;
228 2b2d2872 2021-06-20 op 
229 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
230 2b2d2872 2021-06-20 op 	if (vl->parent->type != LINE_LINK)
231 2b2d2872 2021-06-20 op 		return;
232 2b2d2872 2021-06-20 op 
233 2b2d2872 2021-06-20 op 	new_tab(vl->parent->alt);
234 2b2d2872 2021-06-20 op }
235 2b2d2872 2021-06-20 op 
236 2b2d2872 2021-06-20 op void
237 2b2d2872 2021-06-20 op cmd_previous_button(struct buffer *buffer)
238 2b2d2872 2021-06-20 op {
239 5d0feb4b 2021-06-23 op 	struct excursion place;
240 5d0feb4b 2021-06-23 op 
241 5d0feb4b 2021-06-23 op 	save_excursion(&place, buffer);
242 5d0feb4b 2021-06-23 op 
243 2b2d2872 2021-06-20 op 	do {
244 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
245 5d0feb4b 2021-06-23 op 			restore_excursion(&place, buffer);
246 2b2d2872 2021-06-20 op 			message("No previous link");
247 2b2d2872 2021-06-20 op 			return;
248 2b2d2872 2021-06-20 op 		}
249 2b2d2872 2021-06-20 op 	} while (buffer->current_line->parent->type != LINE_LINK);
250 2b2d2872 2021-06-20 op }
251 2b2d2872 2021-06-20 op 
252 2b2d2872 2021-06-20 op void
253 2b2d2872 2021-06-20 op cmd_next_button(struct buffer *buffer)
254 2b2d2872 2021-06-20 op {
255 5d0feb4b 2021-06-23 op 	struct excursion place;
256 5d0feb4b 2021-06-23 op 
257 5d0feb4b 2021-06-23 op 	save_excursion(&place, buffer);
258 5d0feb4b 2021-06-23 op 
259 2b2d2872 2021-06-20 op 	do {
260 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)){
261 5d0feb4b 2021-06-23 op 			restore_excursion(&place, buffer);
262 2b2d2872 2021-06-20 op 			message("No next link");
263 2b2d2872 2021-06-20 op 			return;
264 2b2d2872 2021-06-20 op 		}
265 2b2d2872 2021-06-20 op 	} while (buffer->current_line->parent->type != LINE_LINK);
266 1c412d48 2021-06-25 op }
267 1c412d48 2021-06-25 op 
268 1c412d48 2021-06-25 op static inline int
269 1c412d48 2021-06-25 op is_heading(const struct line *l)
270 1c412d48 2021-06-25 op {
271 1c412d48 2021-06-25 op 	return l->type == LINE_TITLE_1 ||
272 1c412d48 2021-06-25 op 		l->type == LINE_TITLE_2 ||
273 1c412d48 2021-06-25 op 		l->type == LINE_TITLE_3;
274 1c412d48 2021-06-25 op }
275 1c412d48 2021-06-25 op 
276 1c412d48 2021-06-25 op void
277 1c412d48 2021-06-25 op cmd_previous_heading(struct buffer *buffer)
278 1c412d48 2021-06-25 op {
279 1c412d48 2021-06-25 op 	struct excursion place;
280 1c412d48 2021-06-25 op 
281 1c412d48 2021-06-25 op 	save_excursion(&place, buffer);
282 1c412d48 2021-06-25 op 
283 1c412d48 2021-06-25 op 	do {
284 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
285 1c412d48 2021-06-25 op 			restore_excursion(&place, buffer);
286 1c412d48 2021-06-25 op 			message("No previous heading");
287 1c412d48 2021-06-25 op 			return;
288 1c412d48 2021-06-25 op 		}
289 1c412d48 2021-06-25 op 	} while (!is_heading(buffer->current_line->parent));
290 2b2d2872 2021-06-20 op }
291 2b2d2872 2021-06-20 op 
292 2b2d2872 2021-06-20 op void
293 1c412d48 2021-06-25 op cmd_next_heading(struct buffer *buffer)
294 1c412d48 2021-06-25 op {
295 1c412d48 2021-06-25 op 	struct excursion place;
296 1c412d48 2021-06-25 op 
297 1c412d48 2021-06-25 op 	save_excursion(&place, buffer);
298 1c412d48 2021-06-25 op 
299 1c412d48 2021-06-25 op 	do {
300 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)) {
301 1c412d48 2021-06-25 op 			restore_excursion(&place, buffer);
302 1c412d48 2021-06-25 op 			message("No next heading");
303 1c412d48 2021-06-25 op 			return;
304 1c412d48 2021-06-25 op 		}
305 1c412d48 2021-06-25 op 	} while (!is_heading(buffer->current_line->parent));
306 1c412d48 2021-06-25 op }
307 1c412d48 2021-06-25 op 
308 1c412d48 2021-06-25 op void
309 2b2d2872 2021-06-20 op cmd_previous_page(struct buffer *buffer)
310 2b2d2872 2021-06-20 op {
311 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
312 2b2d2872 2021-06-20 op 
313 2b2d2872 2021-06-20 op 	if (!load_previous_page(tab))
314 2b2d2872 2021-06-20 op 		message("No previous page");
315 2b2d2872 2021-06-20 op 	else
316 2b2d2872 2021-06-20 op 		start_loading_anim(tab);
317 2b2d2872 2021-06-20 op }
318 2b2d2872 2021-06-20 op 
319 2b2d2872 2021-06-20 op void
320 2b2d2872 2021-06-20 op cmd_next_page(struct buffer *buffer)
321 2b2d2872 2021-06-20 op {
322 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
323 2b2d2872 2021-06-20 op 
324 2b2d2872 2021-06-20 op 	if (!load_next_page(tab))
325 2b2d2872 2021-06-20 op 		message("No next page");
326 2b2d2872 2021-06-20 op 	else
327 2b2d2872 2021-06-20 op 		start_loading_anim(tab);
328 2b2d2872 2021-06-20 op }
329 2b2d2872 2021-06-20 op 
330 2b2d2872 2021-06-20 op void
331 2b2d2872 2021-06-20 op cmd_clear_minibuf(struct buffer *buffer)
332 2b2d2872 2021-06-20 op {
333 2b2d2872 2021-06-20 op         message(NULL);
334 2b2d2872 2021-06-20 op }
335 2b2d2872 2021-06-20 op 
336 2b2d2872 2021-06-20 op void
337 2b2d2872 2021-06-20 op cmd_execute_extended_command(struct buffer *buffer)
338 2b2d2872 2021-06-20 op {
339 2b2d2872 2021-06-20 op 	size_t	 len;
340 2b2d2872 2021-06-20 op 
341 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
342 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
343 2b2d2872 2021-06-20 op 		return;
344 2b2d2872 2021-06-20 op 	}
345 2b2d2872 2021-06-20 op 
346 2b2d2872 2021-06-20 op 	enter_minibuffer(eecmd_self_insert, eecmd_select, exit_minibuffer,
347 2b2d2872 2021-06-20 op 	    &eecmd_history);
348 2b2d2872 2021-06-20 op 
349 2b2d2872 2021-06-20 op 	len = sizeof(ministate.prompt);
350 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "", len);
351 2b2d2872 2021-06-20 op 
352 2b2d2872 2021-06-20 op 	if (thiskey.meta)
353 2b2d2872 2021-06-20 op 		strlcat(ministate.prompt, "M-", len);
354 2b2d2872 2021-06-20 op 
355 2b2d2872 2021-06-20 op 	strlcat(ministate.prompt, ui_keyname(thiskey.key), len);
356 2b2d2872 2021-06-20 op 
357 2b2d2872 2021-06-20 op 	if (thiskey.meta)
358 2b2d2872 2021-06-20 op 		strlcat(ministate.prompt, " ", len);
359 2b2d2872 2021-06-20 op }
360 2b2d2872 2021-06-20 op 
361 2b2d2872 2021-06-20 op void
362 2b2d2872 2021-06-20 op cmd_tab_close(struct buffer *buffer)
363 2b2d2872 2021-06-20 op {
364 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
365 2b2d2872 2021-06-20 op 
366 2b2d2872 2021-06-20 op 	tab = current_tab();
367 2b2d2872 2021-06-20 op 	if (TAILQ_PREV(tab, tabshead, tabs) == NULL &&
368 2b2d2872 2021-06-20 op 	    TAILQ_NEXT(tab, tabs) == NULL) {
369 2b2d2872 2021-06-20 op 		message("Can't close the only tab.");
370 2b2d2872 2021-06-20 op 		return;
371 2b2d2872 2021-06-20 op 	}
372 2b2d2872 2021-06-20 op 
373 2b2d2872 2021-06-20 op 	if (evtimer_pending(&tab->loadingev, NULL))
374 2b2d2872 2021-06-20 op 		evtimer_del(&tab->loadingev);
375 2b2d2872 2021-06-20 op 
376 2b2d2872 2021-06-20 op 	stop_tab(tab);
377 2b2d2872 2021-06-20 op 
378 2b2d2872 2021-06-20 op 	if ((t = TAILQ_PREV(tab, tabshead, tabs)) == NULL)
379 2b2d2872 2021-06-20 op 		t = TAILQ_NEXT(tab, tabs);
380 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
381 2b2d2872 2021-06-20 op 	free(tab);
382 2b2d2872 2021-06-20 op 
383 2b2d2872 2021-06-20 op 	switch_to_tab(t);
384 2b2d2872 2021-06-20 op }
385 2b2d2872 2021-06-20 op 
386 2b2d2872 2021-06-20 op void
387 2b2d2872 2021-06-20 op cmd_tab_close_other(struct buffer *buffer)
388 2b2d2872 2021-06-20 op {
389 2b2d2872 2021-06-20 op 	struct tab *t, *i;
390 2b2d2872 2021-06-20 op 
391 2b2d2872 2021-06-20 op 	TAILQ_FOREACH_SAFE(t, &tabshead, tabs, i) {
392 2b2d2872 2021-06-20 op 		if (t->flags & TAB_CURRENT)
393 2b2d2872 2021-06-20 op 			continue;
394 2b2d2872 2021-06-20 op 
395 2b2d2872 2021-06-20 op 		stop_tab(t);
396 2b2d2872 2021-06-20 op 		TAILQ_REMOVE(&tabshead, t, tabs);
397 2b2d2872 2021-06-20 op 		free(t);
398 2b2d2872 2021-06-20 op 	}
399 2b2d2872 2021-06-20 op }
400 2b2d2872 2021-06-20 op 
401 2b2d2872 2021-06-20 op void
402 2b2d2872 2021-06-20 op cmd_tab_new(struct buffer *buffer)
403 2b2d2872 2021-06-20 op {
404 2b2d2872 2021-06-20 op 	const char *url;
405 2b2d2872 2021-06-20 op 
406 2b2d2872 2021-06-20 op 	if ((url = new_tab_url) == NULL)
407 2b2d2872 2021-06-20 op 		url = NEW_TAB_URL;
408 2b2d2872 2021-06-20 op 
409 2b2d2872 2021-06-20 op 	new_tab(url);
410 2b2d2872 2021-06-20 op }
411 2b2d2872 2021-06-20 op 
412 2b2d2872 2021-06-20 op void
413 2b2d2872 2021-06-20 op cmd_tab_next(struct buffer *buffer)
414 2b2d2872 2021-06-20 op {
415 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
416 2b2d2872 2021-06-20 op 
417 2b2d2872 2021-06-20 op 	tab = current_tab();
418 2b2d2872 2021-06-20 op 	tab->flags &= ~TAB_CURRENT;
419 2b2d2872 2021-06-20 op 
420 2b2d2872 2021-06-20 op 	if ((t = TAILQ_NEXT(tab, tabs)) == NULL)
421 2b2d2872 2021-06-20 op 		t = TAILQ_FIRST(&tabshead);
422 2b2d2872 2021-06-20 op 	t->flags |= TAB_CURRENT;
423 2b2d2872 2021-06-20 op 	t->flags &= ~TAB_URGENT;
424 2b2d2872 2021-06-20 op }
425 2b2d2872 2021-06-20 op 
426 2b2d2872 2021-06-20 op void
427 2b2d2872 2021-06-20 op cmd_tab_previous(struct buffer *buffer)
428 2b2d2872 2021-06-20 op {
429 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
430 2b2d2872 2021-06-20 op 
431 2b2d2872 2021-06-20 op 	tab = current_tab();
432 2b2d2872 2021-06-20 op 	tab->flags &= ~TAB_CURRENT;
433 2b2d2872 2021-06-20 op 
434 2b2d2872 2021-06-20 op 	if ((t = TAILQ_PREV(tab, tabshead, tabs)) == NULL)
435 2b2d2872 2021-06-20 op 		t = TAILQ_LAST(&tabshead, tabshead);
436 2b2d2872 2021-06-20 op 	t->flags |= TAB_CURRENT;
437 2b2d2872 2021-06-20 op 	t->flags &= ~TAB_URGENT;
438 2b2d2872 2021-06-20 op }
439 2b2d2872 2021-06-20 op 
440 2b2d2872 2021-06-20 op void
441 2b2d2872 2021-06-20 op cmd_tab_move(struct buffer *buffer)
442 2b2d2872 2021-06-20 op {
443 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
444 2b2d2872 2021-06-20 op 
445 2b2d2872 2021-06-20 op 	tab = current_tab();
446 2b2d2872 2021-06-20 op 	t = TAILQ_NEXT(tab, tabs);
447 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
448 2b2d2872 2021-06-20 op 
449 2b2d2872 2021-06-20 op 	if (t == NULL)
450 2b2d2872 2021-06-20 op 		TAILQ_INSERT_HEAD(&tabshead, tab, tabs);
451 2b2d2872 2021-06-20 op 	else
452 2b2d2872 2021-06-20 op 		TAILQ_INSERT_AFTER(&tabshead, t, tab, tabs);
453 2b2d2872 2021-06-20 op }
454 2b2d2872 2021-06-20 op 
455 2b2d2872 2021-06-20 op void
456 2b2d2872 2021-06-20 op cmd_tab_move_to(struct buffer *buffer)
457 2b2d2872 2021-06-20 op {
458 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
459 2b2d2872 2021-06-20 op 
460 2b2d2872 2021-06-20 op 	tab = current_tab();
461 2b2d2872 2021-06-20 op 	t = TAILQ_PREV(tab, tabshead, tabs);
462 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
463 2b2d2872 2021-06-20 op 
464 2b2d2872 2021-06-20 op 	if (t == NULL) {
465 2b2d2872 2021-06-20 op 		if (TAILQ_EMPTY(&tabshead))
466 2b2d2872 2021-06-20 op 			TAILQ_INSERT_HEAD(&tabshead, tab, tabs);
467 2b2d2872 2021-06-20 op 		else
468 2b2d2872 2021-06-20 op 			TAILQ_INSERT_TAIL(&tabshead, tab, tabs);
469 2b2d2872 2021-06-20 op 	} else
470 2b2d2872 2021-06-20 op 		TAILQ_INSERT_BEFORE(t, tab, tabs);
471 2b2d2872 2021-06-20 op }
472 2b2d2872 2021-06-20 op 
473 2b2d2872 2021-06-20 op void
474 2b2d2872 2021-06-20 op cmd_load_url(struct buffer *buffer)
475 2b2d2872 2021-06-20 op {
476 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
477 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
478 2b2d2872 2021-06-20 op 		return;
479 2b2d2872 2021-06-20 op 	}
480 2b2d2872 2021-06-20 op 
481 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, lu_select, exit_minibuffer,
482 2b2d2872 2021-06-20 op 	    &lu_history);
483 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Load URL: ", sizeof(ministate.prompt));
484 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, "gemini://", sizeof(ministate.buf));
485 2b2d2872 2021-06-20 op 	cmd_move_end_of_line(&ministate.buffer);
486 2b2d2872 2021-06-20 op }
487 2b2d2872 2021-06-20 op 
488 2b2d2872 2021-06-20 op void
489 2b2d2872 2021-06-20 op cmd_load_current_url(struct buffer *buffer)
490 2b2d2872 2021-06-20 op {
491 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
492 2b2d2872 2021-06-20 op 
493 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
494 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
495 2b2d2872 2021-06-20 op 		return;
496 2b2d2872 2021-06-20 op 	}
497 2b2d2872 2021-06-20 op 
498 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, lu_select, exit_minibuffer,
499 2b2d2872 2021-06-20 op 	    &lu_history);
500 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Load URL: ", sizeof(ministate.prompt));
501 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, tab->hist_cur->h, sizeof(ministate.buf));
502 2b2d2872 2021-06-20 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
503 2b2d2872 2021-06-20 op }
504 2b2d2872 2021-06-20 op 
505 2b2d2872 2021-06-20 op void
506 2b2d2872 2021-06-20 op cmd_bookmark_page(struct buffer *buffer)
507 2b2d2872 2021-06-20 op {
508 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
509 2b2d2872 2021-06-20 op 
510 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, bp_select, exit_minibuffer, NULL);
511 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Bookmark URL: ", sizeof(ministate.prompt));
512 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, tab->hist_cur->h, sizeof(ministate.buf));
513 2b2d2872 2021-06-20 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
514 2b2d2872 2021-06-20 op }
515 2b2d2872 2021-06-20 op 
516 2b2d2872 2021-06-20 op void
517 2b2d2872 2021-06-20 op cmd_list_bookmarks(struct buffer *buffer)
518 2b2d2872 2021-06-20 op {
519 2b2d2872 2021-06-20 op 	load_url_in_tab(current_tab(), "about:bookmarks");
520 2b2d2872 2021-06-20 op }
521 2b2d2872 2021-06-20 op 
522 2b2d2872 2021-06-20 op void
523 2b2d2872 2021-06-20 op cmd_toggle_help(struct buffer *buffer)
524 2b2d2872 2021-06-20 op {
525 2b2d2872 2021-06-20 op 	ui_toggle_side_window();
526 2b2d2872 2021-06-20 op }
527 2b2d2872 2021-06-20 op 
528 2b2d2872 2021-06-20 op void
529 61251035 2021-06-26 op cmd_inc_fill_column(struct buffer *buffer)
530 61251035 2021-06-26 op {
531 61251035 2021-06-26 op 	if (fill_column == INT_MAX)
532 61251035 2021-06-26 op 		return;
533 61251035 2021-06-26 op 
534 61251035 2021-06-26 op 	fill_column += 2;
535 61251035 2021-06-26 op 	message("fill-column: %d", fill_column);
536 61251035 2021-06-26 op 
537 61251035 2021-06-26 op 	ui_schedule_redraw();
538 61251035 2021-06-26 op }
539 61251035 2021-06-26 op 
540 61251035 2021-06-26 op void
541 61251035 2021-06-26 op cmd_dec_fill_column(struct buffer *buffer)
542 61251035 2021-06-26 op {
543 61251035 2021-06-26 op 	if (fill_column == INT_MAX || fill_column < 8)
544 61251035 2021-06-26 op 		return;
545 61251035 2021-06-26 op 
546 61251035 2021-06-26 op 	fill_column -= 2;
547 61251035 2021-06-26 op 	message("fill-column: %d", fill_column);
548 61251035 2021-06-26 op 
549 61251035 2021-06-26 op 	ui_schedule_redraw();
550 61251035 2021-06-26 op }
551 61251035 2021-06-26 op 
552 61251035 2021-06-26 op void
553 2b2d2872 2021-06-20 op cmd_olivetti_mode(struct buffer *buffer)
554 2b2d2872 2021-06-20 op {
555 2b2d2872 2021-06-20 op 	olivetti_mode = !olivetti_mode;
556 2b2d2872 2021-06-20 op 	if (olivetti_mode)
557 2b2d2872 2021-06-20 op 		message("olivetti-mode enabled");
558 2b2d2872 2021-06-20 op 	else
559 2b2d2872 2021-06-20 op 		message("olivetti-mode disabled");
560 2b2d2872 2021-06-20 op 
561 2b2d2872 2021-06-20 op 	ui_schedule_redraw();
562 2b2d2872 2021-06-20 op }
563 2b2d2872 2021-06-20 op 
564 2b2d2872 2021-06-20 op void
565 2b2d2872 2021-06-20 op cmd_mini_delete_char(struct buffer *buffer)
566 2b2d2872 2021-06-20 op {
567 2b2d2872 2021-06-20 op 	char *c, *n;
568 2b2d2872 2021-06-20 op 
569 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
570 2b2d2872 2021-06-20 op 		message("text is read-only");
571 2b2d2872 2021-06-20 op 		return;
572 2b2d2872 2021-06-20 op 	}
573 2b2d2872 2021-06-20 op 
574 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
575 2b2d2872 2021-06-20 op 
576 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
577 2b2d2872 2021-06-20 op 	if (*c == '\0')
578 2b2d2872 2021-06-20 op 		return;
579 2b2d2872 2021-06-20 op 	n = utf8_next_cp(c);
580 2b2d2872 2021-06-20 op 
581 2b2d2872 2021-06-20 op 	memmove(c, n, strlen(n)+1);
582 2b2d2872 2021-06-20 op }
583 2b2d2872 2021-06-20 op 
584 2b2d2872 2021-06-20 op void
585 2b2d2872 2021-06-20 op cmd_mini_delete_backward_char(struct buffer *buffer)
586 2b2d2872 2021-06-20 op {
587 2b2d2872 2021-06-20 op 	char *c, *p, *start;
588 2b2d2872 2021-06-20 op 
589 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
590 2b2d2872 2021-06-20 op 		message("text is read-only");
591 2b2d2872 2021-06-20 op 		return;
592 2b2d2872 2021-06-20 op 	}
593 2b2d2872 2021-06-20 op 
594 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
595 2b2d2872 2021-06-20 op 
596 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
597 2b2d2872 2021-06-20 op 	start = buffer->current_line->line;
598 2b2d2872 2021-06-20 op 	if (c == start)
599 2b2d2872 2021-06-20 op 		return;
600 2b2d2872 2021-06-20 op 	p = utf8_prev_cp(c-1, start);
601 2b2d2872 2021-06-20 op 
602 2b2d2872 2021-06-20 op 	memmove(p, c, strlen(c)+1);
603 2b2d2872 2021-06-20 op 	buffer->cpoff--;
604 2b2d2872 2021-06-20 op }
605 2b2d2872 2021-06-20 op 
606 2b2d2872 2021-06-20 op void
607 2b2d2872 2021-06-20 op cmd_mini_kill_line(struct buffer *buffer)
608 2b2d2872 2021-06-20 op {
609 2b2d2872 2021-06-20 op 	char *c;
610 2b2d2872 2021-06-20 op 
611 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
612 2b2d2872 2021-06-20 op 		message("text is read-only");
613 2b2d2872 2021-06-20 op 		return;
614 2b2d2872 2021-06-20 op 	}
615 2b2d2872 2021-06-20 op 
616 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
617 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
618 2b2d2872 2021-06-20 op 	*c = '\0';
619 2b2d2872 2021-06-20 op }
620 2b2d2872 2021-06-20 op 
621 2b2d2872 2021-06-20 op void
622 2b2d2872 2021-06-20 op cmd_mini_abort(struct buffer *buffer)
623 2b2d2872 2021-06-20 op {
624 2b2d2872 2021-06-20 op 	if (!in_minibuffer)
625 2b2d2872 2021-06-20 op 		return;
626 2b2d2872 2021-06-20 op 
627 2b2d2872 2021-06-20 op 	ministate.abortfn();
628 2b2d2872 2021-06-20 op }
629 2b2d2872 2021-06-20 op 
630 2b2d2872 2021-06-20 op void
631 2b2d2872 2021-06-20 op cmd_mini_complete_and_exit(struct buffer *buffer)
632 2b2d2872 2021-06-20 op {
633 2b2d2872 2021-06-20 op 	if (!in_minibuffer)
634 2b2d2872 2021-06-20 op 		return;
635 2b2d2872 2021-06-20 op 
636 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
637 2b2d2872 2021-06-20 op 	ministate.donefn();
638 2b2d2872 2021-06-20 op }
639 2b2d2872 2021-06-20 op 
640 2b2d2872 2021-06-20 op void
641 2b2d2872 2021-06-20 op cmd_mini_previous_history_element(struct buffer *buffer)
642 2b2d2872 2021-06-20 op {
643 2b2d2872 2021-06-20 op 	if (ministate.history == NULL) {
644 2b2d2872 2021-06-20 op 		message("No history");
645 2b2d2872 2021-06-20 op 		return;
646 2b2d2872 2021-06-20 op 	}
647 2b2d2872 2021-06-20 op 
648 2b2d2872 2021-06-20 op 	if (ministate.hist_cur == NULL ||
649 2b2d2872 2021-06-20 op 	    (ministate.hist_cur = TAILQ_PREV(ministate.hist_cur, mhisthead, entries)) == NULL) {
650 2b2d2872 2021-06-20 op 		ministate.hist_cur = TAILQ_LAST(&ministate.history->head, mhisthead);
651 2b2d2872 2021-06-20 op 		ministate.hist_off = ministate.history->len - 1;
652 2b2d2872 2021-06-20 op 		if (ministate.hist_cur == NULL)
653 2b2d2872 2021-06-20 op 			message("No prev item");
654 2b2d2872 2021-06-20 op 	} else {
655 2b2d2872 2021-06-20 op 		ministate.hist_off--;
656 2b2d2872 2021-06-20 op 	}
657 2b2d2872 2021-06-20 op 
658 2b2d2872 2021-06-20 op 	if (ministate.hist_cur != NULL)
659 2b2d2872 2021-06-20 op 		buffer->current_line->line = ministate.hist_cur->h;
660 2b2d2872 2021-06-20 op }
661 2b2d2872 2021-06-20 op 
662 2b2d2872 2021-06-20 op void
663 2b2d2872 2021-06-20 op cmd_mini_next_history_element(struct buffer *buffer)
664 2b2d2872 2021-06-20 op {
665 2b2d2872 2021-06-20 op 	if (ministate.history == NULL) {
666 2b2d2872 2021-06-20 op 		message("No history");
667 2b2d2872 2021-06-20 op 		return;
668 2b2d2872 2021-06-20 op 	}
669 2b2d2872 2021-06-20 op 
670 2b2d2872 2021-06-20 op 	if (ministate.hist_cur == NULL ||
671 2b2d2872 2021-06-20 op 	    (ministate.hist_cur = TAILQ_NEXT(ministate.hist_cur, entries)) == NULL) {
672 2b2d2872 2021-06-20 op 		ministate.hist_cur = TAILQ_FIRST(&ministate.history->head);
673 2b2d2872 2021-06-20 op 		ministate.hist_off = 0;
674 2b2d2872 2021-06-20 op 		if (ministate.hist_cur == NULL)
675 2b2d2872 2021-06-20 op 			message("No next item");
676 2b2d2872 2021-06-20 op 	} else {
677 2b2d2872 2021-06-20 op 		ministate.hist_off++;
678 2b2d2872 2021-06-20 op 	}
679 2b2d2872 2021-06-20 op 
680 2b2d2872 2021-06-20 op 	if (ministate.hist_cur != NULL)
681 2b2d2872 2021-06-20 op 		buffer->current_line->line = ministate.hist_cur->h;
682 2b2d2872 2021-06-20 op }