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 d1a0f2a3 2021-07-12 op #include "ui.h"
 24 5caf7d67 2021-07-12 op #include "utf8.h"
 25 2b2d2872 2021-06-20 op 
 26 c4c82003 2021-07-01 op /* return 1 if moved, 0 otherwise */
 27 c4c82003 2021-07-01 op static inline int
 28 c4c82003 2021-07-01 op forward_line(struct buffer *buffer, int n)
 29 2b2d2872 2021-06-20 op {
 30 c4c82003 2021-07-01 op 	struct vline *vl;
 31 c4c82003 2021-07-01 op 	int did;
 32 2b2d2872 2021-06-20 op 
 33 c4c82003 2021-07-01 op 	if (buffer->current_line == NULL)
 34 c4c82003 2021-07-01 op 		return 0;
 35 963c680c 2021-07-05 op 	vl = buffer->current_line;
 36 2b2d2872 2021-06-20 op 
 37 c4c82003 2021-07-01 op 	did = 0;
 38 c4c82003 2021-07-01 op 	while (n != 0) {
 39 c4c82003 2021-07-01 op 		if (n > 0) {
 40 963c680c 2021-07-05 op 			vl = TAILQ_NEXT(vl, vlines);
 41 c4c82003 2021-07-01 op 			if (vl == NULL)
 42 c4c82003 2021-07-01 op 				return did;
 43 963c680c 2021-07-05 op 			if (vl->parent->flags & L_HIDDEN)
 44 963c680c 2021-07-05 op 				continue;
 45 c4c82003 2021-07-01 op 			buffer->current_line = vl;
 46 c4c82003 2021-07-01 op 			n--;
 47 c4c82003 2021-07-01 op 		} else {
 48 963c680c 2021-07-05 op 			vl = TAILQ_PREV(vl, vhead, vlines);
 49 c4c82003 2021-07-01 op 			if (vl == NULL)
 50 c4c82003 2021-07-01 op 				return did;
 51 963c680c 2021-07-05 op 			if (vl->parent->flags & L_HIDDEN)
 52 963c680c 2021-07-05 op 				continue;
 53 c4c82003 2021-07-01 op 			if (buffer->current_line == buffer->top_line)
 54 c4c82003 2021-07-01 op 				buffer->top_line = vl;
 55 c4c82003 2021-07-01 op 			buffer->current_line = vl;
 56 c4c82003 2021-07-01 op 			n++;
 57 c4c82003 2021-07-01 op 		}
 58 c4c82003 2021-07-01 op 
 59 c4c82003 2021-07-01 op 		did = 1;
 60 2b2d2872 2021-06-20 op 	}
 61 2b2d2872 2021-06-20 op 
 62 c4c82003 2021-07-01 op 	return did;
 63 2b2d2872 2021-06-20 op }
 64 2b2d2872 2021-06-20 op 
 65 2b2d2872 2021-06-20 op void
 66 c4c82003 2021-07-01 op cmd_previous_line(struct buffer *buffer)
 67 2b2d2872 2021-06-20 op {
 68 c4c82003 2021-07-01 op 	forward_line(buffer, -1);
 69 c4c82003 2021-07-01 op }
 70 2b2d2872 2021-06-20 op 
 71 c4c82003 2021-07-01 op void
 72 c4c82003 2021-07-01 op cmd_next_line(struct buffer *buffer)
 73 c4c82003 2021-07-01 op {
 74 c4c82003 2021-07-01 op 	forward_line(buffer, +1);
 75 2b2d2872 2021-06-20 op }
 76 2b2d2872 2021-06-20 op 
 77 2b2d2872 2021-06-20 op void
 78 2b2d2872 2021-06-20 op cmd_backward_char(struct buffer *buffer)
 79 2b2d2872 2021-06-20 op {
 80 2b2d2872 2021-06-20 op 	if (buffer->cpoff != 0)
 81 2b2d2872 2021-06-20 op 		buffer->cpoff--;
 82 2b2d2872 2021-06-20 op }
 83 2b2d2872 2021-06-20 op 
 84 2b2d2872 2021-06-20 op void
 85 2b2d2872 2021-06-20 op cmd_forward_char(struct buffer *buffer)
 86 2b2d2872 2021-06-20 op {
 87 2b2d2872 2021-06-20 op 	size_t len = 0;
 88 2b2d2872 2021-06-20 op 
 89 2b2d2872 2021-06-20 op 	if (buffer->current_line->line != NULL)
 90 2b2d2872 2021-06-20 op 		len = utf8_cplen(buffer->current_line->line);
 91 2b2d2872 2021-06-20 op 	if (++buffer->cpoff > len)
 92 2b2d2872 2021-06-20 op 		buffer->cpoff = len;
 93 2b2d2872 2021-06-20 op }
 94 2b2d2872 2021-06-20 op 
 95 2b2d2872 2021-06-20 op void
 96 2b2d2872 2021-06-20 op cmd_backward_paragraph(struct buffer *buffer)
 97 2b2d2872 2021-06-20 op {
 98 2b2d2872 2021-06-20 op 	do {
 99 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
100 2b2d2872 2021-06-20 op 			message("No previous paragraph");
101 2b2d2872 2021-06-20 op 			return;
102 2b2d2872 2021-06-20 op 		}
103 2b2d2872 2021-06-20 op 	} while (buffer->current_line->line != NULL ||
104 2b2d2872 2021-06-20 op 	    buffer->current_line->parent->type != LINE_TEXT);
105 2b2d2872 2021-06-20 op }
106 2b2d2872 2021-06-20 op 
107 2b2d2872 2021-06-20 op void
108 2b2d2872 2021-06-20 op cmd_forward_paragraph(struct buffer *buffer)
109 2b2d2872 2021-06-20 op {
110 2b2d2872 2021-06-20 op 	do {
111 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)) {
112 2b2d2872 2021-06-20 op 			message("No next paragraph");
113 2b2d2872 2021-06-20 op 			return;
114 2b2d2872 2021-06-20 op 		}
115 2b2d2872 2021-06-20 op 	} while (buffer->current_line->line != NULL ||
116 2b2d2872 2021-06-20 op 	    buffer->current_line->parent->type != LINE_TEXT);
117 2b2d2872 2021-06-20 op }
118 2b2d2872 2021-06-20 op 
119 2b2d2872 2021-06-20 op void
120 2b2d2872 2021-06-20 op cmd_move_beginning_of_line(struct buffer *buffer)
121 2b2d2872 2021-06-20 op {
122 2b2d2872 2021-06-20 op 	buffer->cpoff = 0;
123 2b2d2872 2021-06-20 op }
124 2b2d2872 2021-06-20 op 
125 2b2d2872 2021-06-20 op void
126 2b2d2872 2021-06-20 op cmd_move_end_of_line(struct buffer *buffer)
127 2b2d2872 2021-06-20 op {
128 2b2d2872 2021-06-20 op 	struct vline	*vl;
129 2b2d2872 2021-06-20 op 
130 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
131 2b2d2872 2021-06-20 op 	if (vl->line == NULL)
132 2b2d2872 2021-06-20 op 		return;
133 2b2d2872 2021-06-20 op 	buffer->cpoff = utf8_cplen(vl->line);
134 2b2d2872 2021-06-20 op }
135 2b2d2872 2021-06-20 op 
136 2b2d2872 2021-06-20 op void
137 2b2d2872 2021-06-20 op cmd_redraw(struct buffer *buffer)
138 2b2d2872 2021-06-20 op {
139 2b2d2872 2021-06-20 op         ui_schedule_redraw();
140 2b2d2872 2021-06-20 op }
141 2b2d2872 2021-06-20 op 
142 2b2d2872 2021-06-20 op void
143 2b2d2872 2021-06-20 op cmd_scroll_line_up(struct buffer *buffer)
144 2b2d2872 2021-06-20 op {
145 e39920a9 2021-07-07 op 	struct vline	*vl;
146 e39920a9 2021-07-07 op 
147 e39920a9 2021-07-07 op 	if ((vl = TAILQ_PREV(buffer->top_line, vhead, vlines))
148 e39920a9 2021-07-07 op 	    == NULL)
149 2b2d2872 2021-06-20 op 		return;
150 2b2d2872 2021-06-20 op 
151 e39920a9 2021-07-07 op 	forward_line(buffer, -1);
152 e39920a9 2021-07-07 op 
153 2b2d2872 2021-06-20 op 	buffer->line_off--;
154 e39920a9 2021-07-07 op 	buffer->top_line = vl;
155 2b2d2872 2021-06-20 op }
156 2b2d2872 2021-06-20 op 
157 2b2d2872 2021-06-20 op void
158 2b2d2872 2021-06-20 op cmd_scroll_line_down(struct buffer *buffer)
159 2b2d2872 2021-06-20 op {
160 c4c82003 2021-07-01 op 	if (!forward_line(buffer, +1))
161 2b2d2872 2021-06-20 op 		return;
162 2b2d2872 2021-06-20 op 
163 94ec38e8 2021-06-29 op 	buffer->top_line = TAILQ_NEXT(buffer->top_line, vlines);
164 2b2d2872 2021-06-20 op 	buffer->line_off++;
165 2b2d2872 2021-06-20 op }
166 2b2d2872 2021-06-20 op 
167 2b2d2872 2021-06-20 op void
168 2b2d2872 2021-06-20 op cmd_scroll_up(struct buffer *buffer)
169 2b2d2872 2021-06-20 op {
170 d38e7214 2021-07-05 op 	forward_line(buffer, -1*body_lines);
171 2b2d2872 2021-06-20 op }
172 2b2d2872 2021-06-20 op 
173 2b2d2872 2021-06-20 op void
174 2b2d2872 2021-06-20 op cmd_scroll_down(struct buffer *buffer)
175 2b2d2872 2021-06-20 op {
176 d38e7214 2021-07-05 op 	forward_line(buffer, body_lines);
177 2b2d2872 2021-06-20 op }
178 2b2d2872 2021-06-20 op 
179 2b2d2872 2021-06-20 op void
180 2b2d2872 2021-06-20 op cmd_beginning_of_buffer(struct buffer *buffer)
181 2b2d2872 2021-06-20 op {
182 2b2d2872 2021-06-20 op 	buffer->current_line = TAILQ_FIRST(&buffer->head);
183 c4c82003 2021-07-01 op 	buffer->cpoff = 0;
184 94ec38e8 2021-06-29 op 	buffer->top_line = buffer->current_line;
185 2b2d2872 2021-06-20 op 	buffer->line_off = 0;
186 2b2d2872 2021-06-20 op }
187 2b2d2872 2021-06-20 op 
188 2b2d2872 2021-06-20 op void
189 2b2d2872 2021-06-20 op cmd_end_of_buffer(struct buffer *buffer)
190 2b2d2872 2021-06-20 op {
191 2b2d2872 2021-06-20 op 	buffer->current_line = TAILQ_LAST(&buffer->head, vhead);
192 2b2d2872 2021-06-20 op 	buffer->cpoff = body_cols;
193 2b2d2872 2021-06-20 op }
194 2b2d2872 2021-06-20 op 
195 2b2d2872 2021-06-20 op void
196 2b2d2872 2021-06-20 op cmd_kill_telescope(struct buffer *buffer)
197 2b2d2872 2021-06-20 op {
198 2b2d2872 2021-06-20 op 	save_session();
199 2b2d2872 2021-06-20 op 	event_loopbreak();
200 2b2d2872 2021-06-20 op }
201 2b2d2872 2021-06-20 op 
202 2b2d2872 2021-06-20 op void
203 2b2d2872 2021-06-20 op cmd_push_button(struct buffer *buffer)
204 2b2d2872 2021-06-20 op {
205 2b2d2872 2021-06-20 op 	struct vline	*vl;
206 963c680c 2021-07-05 op 	struct line	*l;
207 2b2d2872 2021-06-20 op 
208 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
209 963c680c 2021-07-05 op 	switch (vl->parent->type) {
210 963c680c 2021-07-05 op 	case LINE_LINK:
211 963c680c 2021-07-05 op 		load_url_in_tab(current_tab(), vl->parent->alt);
212 963c680c 2021-07-05 op 		break;
213 963c680c 2021-07-05 op 	case LINE_PRE_START:
214 963c680c 2021-07-05 op 		l = TAILQ_NEXT(vl->parent, lines);
215 963c680c 2021-07-05 op 		for (; l != NULL; l = TAILQ_NEXT(l, lines)) {
216 963c680c 2021-07-05 op 			if (l->type == LINE_PRE_END)
217 963c680c 2021-07-05 op 				break;
218 963c680c 2021-07-05 op 			l->flags ^= L_HIDDEN;
219 963c680c 2021-07-05 op 		}
220 963c680c 2021-07-05 op 		break;
221 963c680c 2021-07-05 op 	default:
222 963c680c 2021-07-05 op 		break;
223 963c680c 2021-07-05 op 	}
224 2b2d2872 2021-06-20 op }
225 2b2d2872 2021-06-20 op 
226 2b2d2872 2021-06-20 op void
227 2b2d2872 2021-06-20 op cmd_push_button_new_tab(struct buffer *buffer)
228 2b2d2872 2021-06-20 op {
229 2b2d2872 2021-06-20 op 	struct vline	*vl;
230 2b2d2872 2021-06-20 op 
231 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
232 2b2d2872 2021-06-20 op 	if (vl->parent->type != LINE_LINK)
233 2b2d2872 2021-06-20 op 		return;
234 2b2d2872 2021-06-20 op 
235 2b2d2872 2021-06-20 op 	new_tab(vl->parent->alt);
236 2b2d2872 2021-06-20 op }
237 2b2d2872 2021-06-20 op 
238 2b2d2872 2021-06-20 op void
239 2b2d2872 2021-06-20 op cmd_previous_button(struct buffer *buffer)
240 2b2d2872 2021-06-20 op {
241 5d0feb4b 2021-06-23 op 	struct excursion place;
242 5d0feb4b 2021-06-23 op 
243 5d0feb4b 2021-06-23 op 	save_excursion(&place, buffer);
244 5d0feb4b 2021-06-23 op 
245 2b2d2872 2021-06-20 op 	do {
246 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
247 5d0feb4b 2021-06-23 op 			restore_excursion(&place, buffer);
248 2b2d2872 2021-06-20 op 			message("No previous link");
249 2b2d2872 2021-06-20 op 			return;
250 2b2d2872 2021-06-20 op 		}
251 2b2d2872 2021-06-20 op 	} while (buffer->current_line->parent->type != LINE_LINK);
252 2b2d2872 2021-06-20 op }
253 2b2d2872 2021-06-20 op 
254 2b2d2872 2021-06-20 op void
255 2b2d2872 2021-06-20 op cmd_next_button(struct buffer *buffer)
256 2b2d2872 2021-06-20 op {
257 5d0feb4b 2021-06-23 op 	struct excursion place;
258 5d0feb4b 2021-06-23 op 
259 5d0feb4b 2021-06-23 op 	save_excursion(&place, buffer);
260 5d0feb4b 2021-06-23 op 
261 2b2d2872 2021-06-20 op 	do {
262 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)){
263 5d0feb4b 2021-06-23 op 			restore_excursion(&place, buffer);
264 2b2d2872 2021-06-20 op 			message("No next link");
265 2b2d2872 2021-06-20 op 			return;
266 2b2d2872 2021-06-20 op 		}
267 2b2d2872 2021-06-20 op 	} while (buffer->current_line->parent->type != LINE_LINK);
268 1c412d48 2021-06-25 op }
269 1c412d48 2021-06-25 op 
270 1c412d48 2021-06-25 op static inline int
271 1c412d48 2021-06-25 op is_heading(const struct line *l)
272 1c412d48 2021-06-25 op {
273 1c412d48 2021-06-25 op 	return l->type == LINE_TITLE_1 ||
274 1c412d48 2021-06-25 op 		l->type == LINE_TITLE_2 ||
275 1c412d48 2021-06-25 op 		l->type == LINE_TITLE_3;
276 1c412d48 2021-06-25 op }
277 1c412d48 2021-06-25 op 
278 1c412d48 2021-06-25 op void
279 1c412d48 2021-06-25 op cmd_previous_heading(struct buffer *buffer)
280 1c412d48 2021-06-25 op {
281 1c412d48 2021-06-25 op 	struct excursion place;
282 1c412d48 2021-06-25 op 
283 1c412d48 2021-06-25 op 	save_excursion(&place, buffer);
284 1c412d48 2021-06-25 op 
285 1c412d48 2021-06-25 op 	do {
286 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
287 1c412d48 2021-06-25 op 			restore_excursion(&place, buffer);
288 1c412d48 2021-06-25 op 			message("No previous heading");
289 1c412d48 2021-06-25 op 			return;
290 1c412d48 2021-06-25 op 		}
291 1c412d48 2021-06-25 op 	} while (!is_heading(buffer->current_line->parent));
292 2b2d2872 2021-06-20 op }
293 2b2d2872 2021-06-20 op 
294 2b2d2872 2021-06-20 op void
295 1c412d48 2021-06-25 op cmd_next_heading(struct buffer *buffer)
296 1c412d48 2021-06-25 op {
297 1c412d48 2021-06-25 op 	struct excursion place;
298 1c412d48 2021-06-25 op 
299 1c412d48 2021-06-25 op 	save_excursion(&place, buffer);
300 1c412d48 2021-06-25 op 
301 1c412d48 2021-06-25 op 	do {
302 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)) {
303 1c412d48 2021-06-25 op 			restore_excursion(&place, buffer);
304 1c412d48 2021-06-25 op 			message("No next heading");
305 1c412d48 2021-06-25 op 			return;
306 1c412d48 2021-06-25 op 		}
307 1c412d48 2021-06-25 op 	} while (!is_heading(buffer->current_line->parent));
308 1c412d48 2021-06-25 op }
309 1c412d48 2021-06-25 op 
310 1c412d48 2021-06-25 op void
311 2b2d2872 2021-06-20 op cmd_previous_page(struct buffer *buffer)
312 2b2d2872 2021-06-20 op {
313 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
314 2b2d2872 2021-06-20 op 
315 2b2d2872 2021-06-20 op 	if (!load_previous_page(tab))
316 2b2d2872 2021-06-20 op 		message("No previous page");
317 2b2d2872 2021-06-20 op 	else
318 2b2d2872 2021-06-20 op 		start_loading_anim(tab);
319 2b2d2872 2021-06-20 op }
320 2b2d2872 2021-06-20 op 
321 2b2d2872 2021-06-20 op void
322 2b2d2872 2021-06-20 op cmd_next_page(struct buffer *buffer)
323 2b2d2872 2021-06-20 op {
324 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
325 2b2d2872 2021-06-20 op 
326 2b2d2872 2021-06-20 op 	if (!load_next_page(tab))
327 2b2d2872 2021-06-20 op 		message("No next page");
328 2b2d2872 2021-06-20 op 	else
329 2b2d2872 2021-06-20 op 		start_loading_anim(tab);
330 2b2d2872 2021-06-20 op }
331 2b2d2872 2021-06-20 op 
332 2b2d2872 2021-06-20 op void
333 2b2d2872 2021-06-20 op cmd_clear_minibuf(struct buffer *buffer)
334 2b2d2872 2021-06-20 op {
335 2b2d2872 2021-06-20 op         message(NULL);
336 2b2d2872 2021-06-20 op }
337 2b2d2872 2021-06-20 op 
338 2b2d2872 2021-06-20 op void
339 2b2d2872 2021-06-20 op cmd_execute_extended_command(struct buffer *buffer)
340 2b2d2872 2021-06-20 op {
341 2b2d2872 2021-06-20 op 	size_t	 len;
342 2b2d2872 2021-06-20 op 
343 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
344 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
345 2b2d2872 2021-06-20 op 		return;
346 2b2d2872 2021-06-20 op 	}
347 2b2d2872 2021-06-20 op 
348 2b2d2872 2021-06-20 op 	enter_minibuffer(eecmd_self_insert, eecmd_select, exit_minibuffer,
349 2b2d2872 2021-06-20 op 	    &eecmd_history);
350 2b2d2872 2021-06-20 op 
351 2b2d2872 2021-06-20 op 	len = sizeof(ministate.prompt);
352 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "", len);
353 2b2d2872 2021-06-20 op 
354 2b2d2872 2021-06-20 op 	if (thiskey.meta)
355 2b2d2872 2021-06-20 op 		strlcat(ministate.prompt, "M-", len);
356 2b2d2872 2021-06-20 op 
357 2b2d2872 2021-06-20 op 	strlcat(ministate.prompt, ui_keyname(thiskey.key), len);
358 2b2d2872 2021-06-20 op 
359 2b2d2872 2021-06-20 op 	if (thiskey.meta)
360 2b2d2872 2021-06-20 op 		strlcat(ministate.prompt, " ", len);
361 2b2d2872 2021-06-20 op }
362 2b2d2872 2021-06-20 op 
363 2b2d2872 2021-06-20 op void
364 2b2d2872 2021-06-20 op cmd_tab_close(struct buffer *buffer)
365 2b2d2872 2021-06-20 op {
366 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
367 2b2d2872 2021-06-20 op 
368 2b2d2872 2021-06-20 op 	tab = current_tab();
369 2b2d2872 2021-06-20 op 	if (TAILQ_PREV(tab, tabshead, tabs) == NULL &&
370 2b2d2872 2021-06-20 op 	    TAILQ_NEXT(tab, tabs) == NULL) {
371 2b2d2872 2021-06-20 op 		message("Can't close the only tab.");
372 2b2d2872 2021-06-20 op 		return;
373 2b2d2872 2021-06-20 op 	}
374 2b2d2872 2021-06-20 op 
375 2b2d2872 2021-06-20 op 	if (evtimer_pending(&tab->loadingev, NULL))
376 2b2d2872 2021-06-20 op 		evtimer_del(&tab->loadingev);
377 2b2d2872 2021-06-20 op 
378 2b2d2872 2021-06-20 op 	stop_tab(tab);
379 2b2d2872 2021-06-20 op 
380 2b2d2872 2021-06-20 op 	if ((t = TAILQ_PREV(tab, tabshead, tabs)) == NULL)
381 2b2d2872 2021-06-20 op 		t = TAILQ_NEXT(tab, tabs);
382 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
383 2b2d2872 2021-06-20 op 	free(tab);
384 2b2d2872 2021-06-20 op 
385 2b2d2872 2021-06-20 op 	switch_to_tab(t);
386 2b2d2872 2021-06-20 op }
387 2b2d2872 2021-06-20 op 
388 2b2d2872 2021-06-20 op void
389 2b2d2872 2021-06-20 op cmd_tab_close_other(struct buffer *buffer)
390 2b2d2872 2021-06-20 op {
391 2b2d2872 2021-06-20 op 	struct tab *t, *i;
392 2b2d2872 2021-06-20 op 
393 2b2d2872 2021-06-20 op 	TAILQ_FOREACH_SAFE(t, &tabshead, tabs, i) {
394 2b2d2872 2021-06-20 op 		if (t->flags & TAB_CURRENT)
395 2b2d2872 2021-06-20 op 			continue;
396 2b2d2872 2021-06-20 op 
397 2b2d2872 2021-06-20 op 		stop_tab(t);
398 2b2d2872 2021-06-20 op 		TAILQ_REMOVE(&tabshead, t, tabs);
399 2b2d2872 2021-06-20 op 		free(t);
400 2b2d2872 2021-06-20 op 	}
401 2b2d2872 2021-06-20 op }
402 2b2d2872 2021-06-20 op 
403 2b2d2872 2021-06-20 op void
404 2b2d2872 2021-06-20 op cmd_tab_new(struct buffer *buffer)
405 2b2d2872 2021-06-20 op {
406 2b2d2872 2021-06-20 op 	const char *url;
407 2b2d2872 2021-06-20 op 
408 2b2d2872 2021-06-20 op 	if ((url = new_tab_url) == NULL)
409 2b2d2872 2021-06-20 op 		url = NEW_TAB_URL;
410 2b2d2872 2021-06-20 op 
411 2b2d2872 2021-06-20 op 	new_tab(url);
412 2b2d2872 2021-06-20 op }
413 2b2d2872 2021-06-20 op 
414 2b2d2872 2021-06-20 op void
415 2b2d2872 2021-06-20 op cmd_tab_next(struct buffer *buffer)
416 2b2d2872 2021-06-20 op {
417 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
418 2b2d2872 2021-06-20 op 
419 2b2d2872 2021-06-20 op 	tab = current_tab();
420 2b2d2872 2021-06-20 op 	tab->flags &= ~TAB_CURRENT;
421 2b2d2872 2021-06-20 op 
422 2b2d2872 2021-06-20 op 	if ((t = TAILQ_NEXT(tab, tabs)) == NULL)
423 2b2d2872 2021-06-20 op 		t = TAILQ_FIRST(&tabshead);
424 2b2d2872 2021-06-20 op 	t->flags |= TAB_CURRENT;
425 2b2d2872 2021-06-20 op 	t->flags &= ~TAB_URGENT;
426 2b2d2872 2021-06-20 op }
427 2b2d2872 2021-06-20 op 
428 2b2d2872 2021-06-20 op void
429 2b2d2872 2021-06-20 op cmd_tab_previous(struct buffer *buffer)
430 2b2d2872 2021-06-20 op {
431 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
432 2b2d2872 2021-06-20 op 
433 2b2d2872 2021-06-20 op 	tab = current_tab();
434 2b2d2872 2021-06-20 op 	tab->flags &= ~TAB_CURRENT;
435 2b2d2872 2021-06-20 op 
436 2b2d2872 2021-06-20 op 	if ((t = TAILQ_PREV(tab, tabshead, tabs)) == NULL)
437 2b2d2872 2021-06-20 op 		t = TAILQ_LAST(&tabshead, tabshead);
438 2b2d2872 2021-06-20 op 	t->flags |= TAB_CURRENT;
439 2b2d2872 2021-06-20 op 	t->flags &= ~TAB_URGENT;
440 2b2d2872 2021-06-20 op }
441 2b2d2872 2021-06-20 op 
442 2b2d2872 2021-06-20 op void
443 2b2d2872 2021-06-20 op cmd_tab_move(struct buffer *buffer)
444 2b2d2872 2021-06-20 op {
445 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
446 2b2d2872 2021-06-20 op 
447 2b2d2872 2021-06-20 op 	tab = current_tab();
448 2b2d2872 2021-06-20 op 	t = TAILQ_NEXT(tab, tabs);
449 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
450 2b2d2872 2021-06-20 op 
451 2b2d2872 2021-06-20 op 	if (t == NULL)
452 2b2d2872 2021-06-20 op 		TAILQ_INSERT_HEAD(&tabshead, tab, tabs);
453 2b2d2872 2021-06-20 op 	else
454 2b2d2872 2021-06-20 op 		TAILQ_INSERT_AFTER(&tabshead, t, tab, tabs);
455 2b2d2872 2021-06-20 op }
456 2b2d2872 2021-06-20 op 
457 2b2d2872 2021-06-20 op void
458 2b2d2872 2021-06-20 op cmd_tab_move_to(struct buffer *buffer)
459 2b2d2872 2021-06-20 op {
460 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
461 2b2d2872 2021-06-20 op 
462 2b2d2872 2021-06-20 op 	tab = current_tab();
463 2b2d2872 2021-06-20 op 	t = TAILQ_PREV(tab, tabshead, tabs);
464 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
465 2b2d2872 2021-06-20 op 
466 2b2d2872 2021-06-20 op 	if (t == NULL) {
467 2b2d2872 2021-06-20 op 		if (TAILQ_EMPTY(&tabshead))
468 2b2d2872 2021-06-20 op 			TAILQ_INSERT_HEAD(&tabshead, tab, tabs);
469 2b2d2872 2021-06-20 op 		else
470 2b2d2872 2021-06-20 op 			TAILQ_INSERT_TAIL(&tabshead, tab, tabs);
471 2b2d2872 2021-06-20 op 	} else
472 2b2d2872 2021-06-20 op 		TAILQ_INSERT_BEFORE(t, tab, tabs);
473 2b2d2872 2021-06-20 op }
474 2b2d2872 2021-06-20 op 
475 2b2d2872 2021-06-20 op void
476 2b2d2872 2021-06-20 op cmd_load_url(struct buffer *buffer)
477 2b2d2872 2021-06-20 op {
478 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
479 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
480 2b2d2872 2021-06-20 op 		return;
481 2b2d2872 2021-06-20 op 	}
482 2b2d2872 2021-06-20 op 
483 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, lu_select, exit_minibuffer,
484 2b2d2872 2021-06-20 op 	    &lu_history);
485 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Load URL: ", sizeof(ministate.prompt));
486 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, "gemini://", sizeof(ministate.buf));
487 2b2d2872 2021-06-20 op 	cmd_move_end_of_line(&ministate.buffer);
488 2b2d2872 2021-06-20 op }
489 2b2d2872 2021-06-20 op 
490 2b2d2872 2021-06-20 op void
491 2b2d2872 2021-06-20 op cmd_load_current_url(struct buffer *buffer)
492 2b2d2872 2021-06-20 op {
493 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
494 2b2d2872 2021-06-20 op 
495 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
496 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
497 2b2d2872 2021-06-20 op 		return;
498 2b2d2872 2021-06-20 op 	}
499 2b2d2872 2021-06-20 op 
500 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, lu_select, exit_minibuffer,
501 2b2d2872 2021-06-20 op 	    &lu_history);
502 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Load URL: ", sizeof(ministate.prompt));
503 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, tab->hist_cur->h, sizeof(ministate.buf));
504 2b2d2872 2021-06-20 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
505 2b2d2872 2021-06-20 op }
506 2b2d2872 2021-06-20 op 
507 2b2d2872 2021-06-20 op void
508 2b2d2872 2021-06-20 op cmd_bookmark_page(struct buffer *buffer)
509 2b2d2872 2021-06-20 op {
510 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
511 2b2d2872 2021-06-20 op 
512 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, bp_select, exit_minibuffer, NULL);
513 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Bookmark URL: ", sizeof(ministate.prompt));
514 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, tab->hist_cur->h, sizeof(ministate.buf));
515 2b2d2872 2021-06-20 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
516 2b2d2872 2021-06-20 op }
517 2b2d2872 2021-06-20 op 
518 2b2d2872 2021-06-20 op void
519 2b2d2872 2021-06-20 op cmd_list_bookmarks(struct buffer *buffer)
520 2b2d2872 2021-06-20 op {
521 2b2d2872 2021-06-20 op 	load_url_in_tab(current_tab(), "about:bookmarks");
522 2b2d2872 2021-06-20 op }
523 2b2d2872 2021-06-20 op 
524 2b2d2872 2021-06-20 op void
525 2b2d2872 2021-06-20 op cmd_toggle_help(struct buffer *buffer)
526 2b2d2872 2021-06-20 op {
527 2b2d2872 2021-06-20 op 	ui_toggle_side_window();
528 2b2d2872 2021-06-20 op }
529 2b2d2872 2021-06-20 op 
530 2b2d2872 2021-06-20 op void
531 61251035 2021-06-26 op cmd_inc_fill_column(struct buffer *buffer)
532 61251035 2021-06-26 op {
533 61251035 2021-06-26 op 	if (fill_column == INT_MAX)
534 61251035 2021-06-26 op 		return;
535 61251035 2021-06-26 op 
536 61251035 2021-06-26 op 	fill_column += 2;
537 61251035 2021-06-26 op 	message("fill-column: %d", fill_column);
538 61251035 2021-06-26 op 
539 61251035 2021-06-26 op 	ui_schedule_redraw();
540 61251035 2021-06-26 op }
541 61251035 2021-06-26 op 
542 61251035 2021-06-26 op void
543 61251035 2021-06-26 op cmd_dec_fill_column(struct buffer *buffer)
544 61251035 2021-06-26 op {
545 61251035 2021-06-26 op 	if (fill_column == INT_MAX || fill_column < 8)
546 61251035 2021-06-26 op 		return;
547 61251035 2021-06-26 op 
548 61251035 2021-06-26 op 	fill_column -= 2;
549 61251035 2021-06-26 op 	message("fill-column: %d", fill_column);
550 61251035 2021-06-26 op 
551 61251035 2021-06-26 op 	ui_schedule_redraw();
552 61251035 2021-06-26 op }
553 61251035 2021-06-26 op 
554 61251035 2021-06-26 op void
555 2b2d2872 2021-06-20 op cmd_olivetti_mode(struct buffer *buffer)
556 2b2d2872 2021-06-20 op {
557 2b2d2872 2021-06-20 op 	olivetti_mode = !olivetti_mode;
558 2b2d2872 2021-06-20 op 	if (olivetti_mode)
559 2b2d2872 2021-06-20 op 		message("olivetti-mode enabled");
560 2b2d2872 2021-06-20 op 	else
561 2b2d2872 2021-06-20 op 		message("olivetti-mode disabled");
562 2b2d2872 2021-06-20 op 
563 2b2d2872 2021-06-20 op 	ui_schedule_redraw();
564 2b2d2872 2021-06-20 op }
565 2b2d2872 2021-06-20 op 
566 2b2d2872 2021-06-20 op void
567 2b2d2872 2021-06-20 op cmd_mini_delete_char(struct buffer *buffer)
568 2b2d2872 2021-06-20 op {
569 2b2d2872 2021-06-20 op 	char *c, *n;
570 2b2d2872 2021-06-20 op 
571 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
572 2b2d2872 2021-06-20 op 		message("text is read-only");
573 2b2d2872 2021-06-20 op 		return;
574 2b2d2872 2021-06-20 op 	}
575 2b2d2872 2021-06-20 op 
576 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
577 2b2d2872 2021-06-20 op 
578 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
579 2b2d2872 2021-06-20 op 	if (*c == '\0')
580 2b2d2872 2021-06-20 op 		return;
581 2b2d2872 2021-06-20 op 	n = utf8_next_cp(c);
582 2b2d2872 2021-06-20 op 
583 2b2d2872 2021-06-20 op 	memmove(c, n, strlen(n)+1);
584 2b2d2872 2021-06-20 op }
585 2b2d2872 2021-06-20 op 
586 2b2d2872 2021-06-20 op void
587 2b2d2872 2021-06-20 op cmd_mini_delete_backward_char(struct buffer *buffer)
588 2b2d2872 2021-06-20 op {
589 2b2d2872 2021-06-20 op 	char *c, *p, *start;
590 2b2d2872 2021-06-20 op 
591 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
592 2b2d2872 2021-06-20 op 		message("text is read-only");
593 2b2d2872 2021-06-20 op 		return;
594 2b2d2872 2021-06-20 op 	}
595 2b2d2872 2021-06-20 op 
596 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
597 2b2d2872 2021-06-20 op 
598 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
599 2b2d2872 2021-06-20 op 	start = buffer->current_line->line;
600 2b2d2872 2021-06-20 op 	if (c == start)
601 2b2d2872 2021-06-20 op 		return;
602 2b2d2872 2021-06-20 op 	p = utf8_prev_cp(c-1, start);
603 2b2d2872 2021-06-20 op 
604 2b2d2872 2021-06-20 op 	memmove(p, c, strlen(c)+1);
605 2b2d2872 2021-06-20 op 	buffer->cpoff--;
606 2b2d2872 2021-06-20 op }
607 2b2d2872 2021-06-20 op 
608 2b2d2872 2021-06-20 op void
609 2b2d2872 2021-06-20 op cmd_mini_kill_line(struct buffer *buffer)
610 2b2d2872 2021-06-20 op {
611 2b2d2872 2021-06-20 op 	char *c;
612 2b2d2872 2021-06-20 op 
613 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
614 2b2d2872 2021-06-20 op 		message("text is read-only");
615 2b2d2872 2021-06-20 op 		return;
616 2b2d2872 2021-06-20 op 	}
617 2b2d2872 2021-06-20 op 
618 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
619 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
620 2b2d2872 2021-06-20 op 	*c = '\0';
621 2b2d2872 2021-06-20 op }
622 2b2d2872 2021-06-20 op 
623 2b2d2872 2021-06-20 op void
624 2b2d2872 2021-06-20 op cmd_mini_abort(struct buffer *buffer)
625 2b2d2872 2021-06-20 op {
626 2b2d2872 2021-06-20 op 	if (!in_minibuffer)
627 2b2d2872 2021-06-20 op 		return;
628 2b2d2872 2021-06-20 op 
629 2b2d2872 2021-06-20 op 	ministate.abortfn();
630 2b2d2872 2021-06-20 op }
631 2b2d2872 2021-06-20 op 
632 2b2d2872 2021-06-20 op void
633 2b2d2872 2021-06-20 op cmd_mini_complete_and_exit(struct buffer *buffer)
634 2b2d2872 2021-06-20 op {
635 2b2d2872 2021-06-20 op 	if (!in_minibuffer)
636 2b2d2872 2021-06-20 op 		return;
637 2b2d2872 2021-06-20 op 
638 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
639 2b2d2872 2021-06-20 op 	ministate.donefn();
640 2b2d2872 2021-06-20 op }
641 2b2d2872 2021-06-20 op 
642 2b2d2872 2021-06-20 op void
643 2b2d2872 2021-06-20 op cmd_mini_previous_history_element(struct buffer *buffer)
644 2b2d2872 2021-06-20 op {
645 2b2d2872 2021-06-20 op 	if (ministate.history == NULL) {
646 2b2d2872 2021-06-20 op 		message("No history");
647 2b2d2872 2021-06-20 op 		return;
648 2b2d2872 2021-06-20 op 	}
649 2b2d2872 2021-06-20 op 
650 2b2d2872 2021-06-20 op 	if (ministate.hist_cur == NULL ||
651 2b2d2872 2021-06-20 op 	    (ministate.hist_cur = TAILQ_PREV(ministate.hist_cur, mhisthead, entries)) == NULL) {
652 2b2d2872 2021-06-20 op 		ministate.hist_cur = TAILQ_LAST(&ministate.history->head, mhisthead);
653 2b2d2872 2021-06-20 op 		ministate.hist_off = ministate.history->len - 1;
654 2b2d2872 2021-06-20 op 		if (ministate.hist_cur == NULL)
655 2b2d2872 2021-06-20 op 			message("No prev item");
656 2b2d2872 2021-06-20 op 	} else {
657 2b2d2872 2021-06-20 op 		ministate.hist_off--;
658 2b2d2872 2021-06-20 op 	}
659 2b2d2872 2021-06-20 op 
660 2b2d2872 2021-06-20 op 	if (ministate.hist_cur != NULL)
661 2b2d2872 2021-06-20 op 		buffer->current_line->line = ministate.hist_cur->h;
662 2b2d2872 2021-06-20 op }
663 2b2d2872 2021-06-20 op 
664 2b2d2872 2021-06-20 op void
665 2b2d2872 2021-06-20 op cmd_mini_next_history_element(struct buffer *buffer)
666 2b2d2872 2021-06-20 op {
667 2b2d2872 2021-06-20 op 	if (ministate.history == NULL) {
668 2b2d2872 2021-06-20 op 		message("No history");
669 2b2d2872 2021-06-20 op 		return;
670 2b2d2872 2021-06-20 op 	}
671 2b2d2872 2021-06-20 op 
672 2b2d2872 2021-06-20 op 	if (ministate.hist_cur == NULL ||
673 2b2d2872 2021-06-20 op 	    (ministate.hist_cur = TAILQ_NEXT(ministate.hist_cur, entries)) == NULL) {
674 2b2d2872 2021-06-20 op 		ministate.hist_cur = TAILQ_FIRST(&ministate.history->head);
675 2b2d2872 2021-06-20 op 		ministate.hist_off = 0;
676 2b2d2872 2021-06-20 op 		if (ministate.hist_cur == NULL)
677 2b2d2872 2021-06-20 op 			message("No next item");
678 2b2d2872 2021-06-20 op 	} else {
679 2b2d2872 2021-06-20 op 		ministate.hist_off++;
680 2b2d2872 2021-06-20 op 	}
681 2b2d2872 2021-06-20 op 
682 2b2d2872 2021-06-20 op 	if (ministate.hist_cur != NULL)
683 2b2d2872 2021-06-20 op 		buffer->current_line->line = ministate.hist_cur->h;
684 2b2d2872 2021-06-20 op }