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 b1e1e41a 2021-07-14 op #include "compl.h"
 22 e5a2797f 2021-07-13 op #include "defaults.h"
 23 450a89f7 2021-07-12 op #include "minibuffer.h"
 24 2b2d2872 2021-06-20 op #include "telescope.h"
 25 d1a0f2a3 2021-07-12 op #include "ui.h"
 26 5caf7d67 2021-07-12 op #include "utf8.h"
 27 2b2d2872 2021-06-20 op 
 28 c4c82003 2021-07-01 op /* return 1 if moved, 0 otherwise */
 29 c4c82003 2021-07-01 op static inline int
 30 c4c82003 2021-07-01 op forward_line(struct buffer *buffer, int n)
 31 2b2d2872 2021-06-20 op {
 32 c4c82003 2021-07-01 op 	struct vline *vl;
 33 c4c82003 2021-07-01 op 	int did;
 34 2b2d2872 2021-06-20 op 
 35 c4c82003 2021-07-01 op 	if (buffer->current_line == NULL)
 36 c4c82003 2021-07-01 op 		return 0;
 37 963c680c 2021-07-05 op 	vl = buffer->current_line;
 38 2b2d2872 2021-06-20 op 
 39 c4c82003 2021-07-01 op 	did = 0;
 40 c4c82003 2021-07-01 op 	while (n != 0) {
 41 c4c82003 2021-07-01 op 		if (n > 0) {
 42 963c680c 2021-07-05 op 			vl = TAILQ_NEXT(vl, vlines);
 43 c4c82003 2021-07-01 op 			if (vl == NULL)
 44 c4c82003 2021-07-01 op 				return did;
 45 963c680c 2021-07-05 op 			if (vl->parent->flags & L_HIDDEN)
 46 963c680c 2021-07-05 op 				continue;
 47 c4c82003 2021-07-01 op 			buffer->current_line = vl;
 48 c4c82003 2021-07-01 op 			n--;
 49 c4c82003 2021-07-01 op 		} else {
 50 963c680c 2021-07-05 op 			vl = TAILQ_PREV(vl, vhead, vlines);
 51 c4c82003 2021-07-01 op 			if (vl == NULL)
 52 c4c82003 2021-07-01 op 				return did;
 53 963c680c 2021-07-05 op 			if (vl->parent->flags & L_HIDDEN)
 54 963c680c 2021-07-05 op 				continue;
 55 c4c82003 2021-07-01 op 			if (buffer->current_line == buffer->top_line)
 56 c4c82003 2021-07-01 op 				buffer->top_line = vl;
 57 c4c82003 2021-07-01 op 			buffer->current_line = vl;
 58 c4c82003 2021-07-01 op 			n++;
 59 c4c82003 2021-07-01 op 		}
 60 c4c82003 2021-07-01 op 
 61 c4c82003 2021-07-01 op 		did = 1;
 62 2b2d2872 2021-06-20 op 	}
 63 2b2d2872 2021-06-20 op 
 64 c4c82003 2021-07-01 op 	return did;
 65 2b2d2872 2021-06-20 op }
 66 2b2d2872 2021-06-20 op 
 67 2b2d2872 2021-06-20 op void
 68 c4c82003 2021-07-01 op cmd_previous_line(struct buffer *buffer)
 69 2b2d2872 2021-06-20 op {
 70 c4c82003 2021-07-01 op 	forward_line(buffer, -1);
 71 c4c82003 2021-07-01 op }
 72 2b2d2872 2021-06-20 op 
 73 c4c82003 2021-07-01 op void
 74 c4c82003 2021-07-01 op cmd_next_line(struct buffer *buffer)
 75 c4c82003 2021-07-01 op {
 76 c4c82003 2021-07-01 op 	forward_line(buffer, +1);
 77 2b2d2872 2021-06-20 op }
 78 2b2d2872 2021-06-20 op 
 79 2b2d2872 2021-06-20 op void
 80 2b2d2872 2021-06-20 op cmd_backward_char(struct buffer *buffer)
 81 2b2d2872 2021-06-20 op {
 82 2b2d2872 2021-06-20 op 	if (buffer->cpoff != 0)
 83 2b2d2872 2021-06-20 op 		buffer->cpoff--;
 84 2b2d2872 2021-06-20 op }
 85 2b2d2872 2021-06-20 op 
 86 2b2d2872 2021-06-20 op void
 87 2b2d2872 2021-06-20 op cmd_forward_char(struct buffer *buffer)
 88 2b2d2872 2021-06-20 op {
 89 2b2d2872 2021-06-20 op 	size_t len = 0;
 90 2b2d2872 2021-06-20 op 
 91 2b2d2872 2021-06-20 op 	if (buffer->current_line->line != NULL)
 92 2b2d2872 2021-06-20 op 		len = utf8_cplen(buffer->current_line->line);
 93 2b2d2872 2021-06-20 op 	if (++buffer->cpoff > len)
 94 2b2d2872 2021-06-20 op 		buffer->cpoff = len;
 95 2b2d2872 2021-06-20 op }
 96 2b2d2872 2021-06-20 op 
 97 2b2d2872 2021-06-20 op void
 98 2b2d2872 2021-06-20 op cmd_backward_paragraph(struct buffer *buffer)
 99 2b2d2872 2021-06-20 op {
100 2b2d2872 2021-06-20 op 	do {
101 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
102 2b2d2872 2021-06-20 op 			message("No previous paragraph");
103 2b2d2872 2021-06-20 op 			return;
104 2b2d2872 2021-06-20 op 		}
105 2b2d2872 2021-06-20 op 	} while (buffer->current_line->line != NULL ||
106 2b2d2872 2021-06-20 op 	    buffer->current_line->parent->type != LINE_TEXT);
107 2b2d2872 2021-06-20 op }
108 2b2d2872 2021-06-20 op 
109 2b2d2872 2021-06-20 op void
110 2b2d2872 2021-06-20 op cmd_forward_paragraph(struct buffer *buffer)
111 2b2d2872 2021-06-20 op {
112 2b2d2872 2021-06-20 op 	do {
113 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)) {
114 2b2d2872 2021-06-20 op 			message("No next paragraph");
115 2b2d2872 2021-06-20 op 			return;
116 2b2d2872 2021-06-20 op 		}
117 2b2d2872 2021-06-20 op 	} while (buffer->current_line->line != NULL ||
118 2b2d2872 2021-06-20 op 	    buffer->current_line->parent->type != LINE_TEXT);
119 2b2d2872 2021-06-20 op }
120 2b2d2872 2021-06-20 op 
121 2b2d2872 2021-06-20 op void
122 2b2d2872 2021-06-20 op cmd_move_beginning_of_line(struct buffer *buffer)
123 2b2d2872 2021-06-20 op {
124 2b2d2872 2021-06-20 op 	buffer->cpoff = 0;
125 2b2d2872 2021-06-20 op }
126 2b2d2872 2021-06-20 op 
127 2b2d2872 2021-06-20 op void
128 2b2d2872 2021-06-20 op cmd_move_end_of_line(struct buffer *buffer)
129 2b2d2872 2021-06-20 op {
130 2b2d2872 2021-06-20 op 	struct vline	*vl;
131 2b2d2872 2021-06-20 op 
132 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
133 2b2d2872 2021-06-20 op 	if (vl->line == NULL)
134 2b2d2872 2021-06-20 op 		return;
135 2b2d2872 2021-06-20 op 	buffer->cpoff = utf8_cplen(vl->line);
136 2b2d2872 2021-06-20 op }
137 2b2d2872 2021-06-20 op 
138 2b2d2872 2021-06-20 op void
139 2b2d2872 2021-06-20 op cmd_redraw(struct buffer *buffer)
140 2b2d2872 2021-06-20 op {
141 2b2d2872 2021-06-20 op         ui_schedule_redraw();
142 2b2d2872 2021-06-20 op }
143 2b2d2872 2021-06-20 op 
144 2b2d2872 2021-06-20 op void
145 2b2d2872 2021-06-20 op cmd_scroll_line_up(struct buffer *buffer)
146 2b2d2872 2021-06-20 op {
147 e39920a9 2021-07-07 op 	struct vline	*vl;
148 e39920a9 2021-07-07 op 
149 e39920a9 2021-07-07 op 	if ((vl = TAILQ_PREV(buffer->top_line, vhead, vlines))
150 e39920a9 2021-07-07 op 	    == NULL)
151 2b2d2872 2021-06-20 op 		return;
152 2b2d2872 2021-06-20 op 
153 e39920a9 2021-07-07 op 	forward_line(buffer, -1);
154 e39920a9 2021-07-07 op 
155 2b2d2872 2021-06-20 op 	buffer->line_off--;
156 e39920a9 2021-07-07 op 	buffer->top_line = vl;
157 2b2d2872 2021-06-20 op }
158 2b2d2872 2021-06-20 op 
159 2b2d2872 2021-06-20 op void
160 2b2d2872 2021-06-20 op cmd_scroll_line_down(struct buffer *buffer)
161 2b2d2872 2021-06-20 op {
162 c4c82003 2021-07-01 op 	if (!forward_line(buffer, +1))
163 2b2d2872 2021-06-20 op 		return;
164 2b2d2872 2021-06-20 op 
165 94ec38e8 2021-06-29 op 	buffer->top_line = TAILQ_NEXT(buffer->top_line, vlines);
166 2b2d2872 2021-06-20 op 	buffer->line_off++;
167 2b2d2872 2021-06-20 op }
168 2b2d2872 2021-06-20 op 
169 2b2d2872 2021-06-20 op void
170 2b2d2872 2021-06-20 op cmd_scroll_up(struct buffer *buffer)
171 2b2d2872 2021-06-20 op {
172 d38e7214 2021-07-05 op 	forward_line(buffer, -1*body_lines);
173 2b2d2872 2021-06-20 op }
174 2b2d2872 2021-06-20 op 
175 2b2d2872 2021-06-20 op void
176 2b2d2872 2021-06-20 op cmd_scroll_down(struct buffer *buffer)
177 2b2d2872 2021-06-20 op {
178 d38e7214 2021-07-05 op 	forward_line(buffer, body_lines);
179 2b2d2872 2021-06-20 op }
180 2b2d2872 2021-06-20 op 
181 2b2d2872 2021-06-20 op void
182 2b2d2872 2021-06-20 op cmd_beginning_of_buffer(struct buffer *buffer)
183 2b2d2872 2021-06-20 op {
184 2b2d2872 2021-06-20 op 	buffer->current_line = TAILQ_FIRST(&buffer->head);
185 c4c82003 2021-07-01 op 	buffer->cpoff = 0;
186 94ec38e8 2021-06-29 op 	buffer->top_line = buffer->current_line;
187 2b2d2872 2021-06-20 op 	buffer->line_off = 0;
188 2b2d2872 2021-06-20 op }
189 2b2d2872 2021-06-20 op 
190 2b2d2872 2021-06-20 op void
191 2b2d2872 2021-06-20 op cmd_end_of_buffer(struct buffer *buffer)
192 2b2d2872 2021-06-20 op {
193 2b2d2872 2021-06-20 op 	buffer->current_line = TAILQ_LAST(&buffer->head, vhead);
194 2b2d2872 2021-06-20 op 	buffer->cpoff = body_cols;
195 2b2d2872 2021-06-20 op }
196 2b2d2872 2021-06-20 op 
197 2b2d2872 2021-06-20 op void
198 2b2d2872 2021-06-20 op cmd_kill_telescope(struct buffer *buffer)
199 2b2d2872 2021-06-20 op {
200 2b2d2872 2021-06-20 op 	save_session();
201 2b2d2872 2021-06-20 op 	event_loopbreak();
202 2b2d2872 2021-06-20 op }
203 2b2d2872 2021-06-20 op 
204 2b2d2872 2021-06-20 op void
205 2b2d2872 2021-06-20 op cmd_push_button(struct buffer *buffer)
206 2b2d2872 2021-06-20 op {
207 2b2d2872 2021-06-20 op 	struct vline	*vl;
208 963c680c 2021-07-05 op 	struct line	*l;
209 2b2d2872 2021-06-20 op 
210 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
211 963c680c 2021-07-05 op 	switch (vl->parent->type) {
212 963c680c 2021-07-05 op 	case LINE_LINK:
213 963c680c 2021-07-05 op 		load_url_in_tab(current_tab(), vl->parent->alt);
214 963c680c 2021-07-05 op 		break;
215 963c680c 2021-07-05 op 	case LINE_PRE_START:
216 963c680c 2021-07-05 op 		l = TAILQ_NEXT(vl->parent, lines);
217 963c680c 2021-07-05 op 		for (; l != NULL; l = TAILQ_NEXT(l, lines)) {
218 963c680c 2021-07-05 op 			if (l->type == LINE_PRE_END)
219 963c680c 2021-07-05 op 				break;
220 963c680c 2021-07-05 op 			l->flags ^= L_HIDDEN;
221 963c680c 2021-07-05 op 		}
222 963c680c 2021-07-05 op 		break;
223 963c680c 2021-07-05 op 	default:
224 963c680c 2021-07-05 op 		break;
225 963c680c 2021-07-05 op 	}
226 2b2d2872 2021-06-20 op }
227 2b2d2872 2021-06-20 op 
228 2b2d2872 2021-06-20 op void
229 2b2d2872 2021-06-20 op cmd_push_button_new_tab(struct buffer *buffer)
230 2b2d2872 2021-06-20 op {
231 2b2d2872 2021-06-20 op 	struct vline	*vl;
232 2b2d2872 2021-06-20 op 
233 2b2d2872 2021-06-20 op 	vl = buffer->current_line;
234 2b2d2872 2021-06-20 op 	if (vl->parent->type != LINE_LINK)
235 2b2d2872 2021-06-20 op 		return;
236 2b2d2872 2021-06-20 op 
237 2b2d2872 2021-06-20 op 	new_tab(vl->parent->alt);
238 2b2d2872 2021-06-20 op }
239 2b2d2872 2021-06-20 op 
240 2b2d2872 2021-06-20 op void
241 2b2d2872 2021-06-20 op cmd_previous_button(struct buffer *buffer)
242 2b2d2872 2021-06-20 op {
243 5d0feb4b 2021-06-23 op 	struct excursion place;
244 5d0feb4b 2021-06-23 op 
245 5d0feb4b 2021-06-23 op 	save_excursion(&place, buffer);
246 5d0feb4b 2021-06-23 op 
247 2b2d2872 2021-06-20 op 	do {
248 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
249 5d0feb4b 2021-06-23 op 			restore_excursion(&place, buffer);
250 2b2d2872 2021-06-20 op 			message("No previous link");
251 2b2d2872 2021-06-20 op 			return;
252 2b2d2872 2021-06-20 op 		}
253 2b2d2872 2021-06-20 op 	} while (buffer->current_line->parent->type != LINE_LINK);
254 2b2d2872 2021-06-20 op }
255 2b2d2872 2021-06-20 op 
256 2b2d2872 2021-06-20 op void
257 2b2d2872 2021-06-20 op cmd_next_button(struct buffer *buffer)
258 2b2d2872 2021-06-20 op {
259 5d0feb4b 2021-06-23 op 	struct excursion place;
260 5d0feb4b 2021-06-23 op 
261 5d0feb4b 2021-06-23 op 	save_excursion(&place, buffer);
262 5d0feb4b 2021-06-23 op 
263 2b2d2872 2021-06-20 op 	do {
264 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)){
265 5d0feb4b 2021-06-23 op 			restore_excursion(&place, buffer);
266 2b2d2872 2021-06-20 op 			message("No next link");
267 2b2d2872 2021-06-20 op 			return;
268 2b2d2872 2021-06-20 op 		}
269 2b2d2872 2021-06-20 op 	} while (buffer->current_line->parent->type != LINE_LINK);
270 1c412d48 2021-06-25 op }
271 1c412d48 2021-06-25 op 
272 1c412d48 2021-06-25 op static inline int
273 1c412d48 2021-06-25 op is_heading(const struct line *l)
274 1c412d48 2021-06-25 op {
275 1c412d48 2021-06-25 op 	return l->type == LINE_TITLE_1 ||
276 1c412d48 2021-06-25 op 		l->type == LINE_TITLE_2 ||
277 1c412d48 2021-06-25 op 		l->type == LINE_TITLE_3;
278 1c412d48 2021-06-25 op }
279 1c412d48 2021-06-25 op 
280 1c412d48 2021-06-25 op void
281 1c412d48 2021-06-25 op cmd_previous_heading(struct buffer *buffer)
282 1c412d48 2021-06-25 op {
283 1c412d48 2021-06-25 op 	struct excursion place;
284 1c412d48 2021-06-25 op 
285 1c412d48 2021-06-25 op 	save_excursion(&place, buffer);
286 1c412d48 2021-06-25 op 
287 1c412d48 2021-06-25 op 	do {
288 c4c82003 2021-07-01 op 		if (!forward_line(buffer, -1)) {
289 1c412d48 2021-06-25 op 			restore_excursion(&place, buffer);
290 1c412d48 2021-06-25 op 			message("No previous heading");
291 1c412d48 2021-06-25 op 			return;
292 1c412d48 2021-06-25 op 		}
293 1c412d48 2021-06-25 op 	} while (!is_heading(buffer->current_line->parent));
294 2b2d2872 2021-06-20 op }
295 2b2d2872 2021-06-20 op 
296 2b2d2872 2021-06-20 op void
297 1c412d48 2021-06-25 op cmd_next_heading(struct buffer *buffer)
298 1c412d48 2021-06-25 op {
299 1c412d48 2021-06-25 op 	struct excursion place;
300 1c412d48 2021-06-25 op 
301 1c412d48 2021-06-25 op 	save_excursion(&place, buffer);
302 1c412d48 2021-06-25 op 
303 1c412d48 2021-06-25 op 	do {
304 c4c82003 2021-07-01 op 		if (!forward_line(buffer, +1)) {
305 1c412d48 2021-06-25 op 			restore_excursion(&place, buffer);
306 1c412d48 2021-06-25 op 			message("No next heading");
307 1c412d48 2021-06-25 op 			return;
308 1c412d48 2021-06-25 op 		}
309 1c412d48 2021-06-25 op 	} while (!is_heading(buffer->current_line->parent));
310 1c412d48 2021-06-25 op }
311 1c412d48 2021-06-25 op 
312 1c412d48 2021-06-25 op void
313 2b2d2872 2021-06-20 op cmd_previous_page(struct buffer *buffer)
314 2b2d2872 2021-06-20 op {
315 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
316 2b2d2872 2021-06-20 op 
317 2b2d2872 2021-06-20 op 	if (!load_previous_page(tab))
318 2b2d2872 2021-06-20 op 		message("No previous page");
319 2b2d2872 2021-06-20 op 	else
320 2b2d2872 2021-06-20 op 		start_loading_anim(tab);
321 2b2d2872 2021-06-20 op }
322 2b2d2872 2021-06-20 op 
323 2b2d2872 2021-06-20 op void
324 2b2d2872 2021-06-20 op cmd_next_page(struct buffer *buffer)
325 2b2d2872 2021-06-20 op {
326 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
327 2b2d2872 2021-06-20 op 
328 2b2d2872 2021-06-20 op 	if (!load_next_page(tab))
329 2b2d2872 2021-06-20 op 		message("No next page");
330 2b2d2872 2021-06-20 op 	else
331 2b2d2872 2021-06-20 op 		start_loading_anim(tab);
332 2b2d2872 2021-06-20 op }
333 2b2d2872 2021-06-20 op 
334 2b2d2872 2021-06-20 op void
335 2b2d2872 2021-06-20 op cmd_clear_minibuf(struct buffer *buffer)
336 2b2d2872 2021-06-20 op {
337 2b2d2872 2021-06-20 op         message(NULL);
338 2b2d2872 2021-06-20 op }
339 2b2d2872 2021-06-20 op 
340 2b2d2872 2021-06-20 op void
341 2b2d2872 2021-06-20 op cmd_execute_extended_command(struct buffer *buffer)
342 2b2d2872 2021-06-20 op {
343 2b2d2872 2021-06-20 op 	size_t	 len;
344 2b2d2872 2021-06-20 op 
345 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
346 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
347 2b2d2872 2021-06-20 op 		return;
348 2b2d2872 2021-06-20 op 	}
349 2b2d2872 2021-06-20 op 
350 2b2d2872 2021-06-20 op 	enter_minibuffer(eecmd_self_insert, eecmd_select, exit_minibuffer,
351 b1e1e41a 2021-07-14 op 	    &eecmd_history, compl_eecmd, NULL);
352 2b2d2872 2021-06-20 op 
353 2b2d2872 2021-06-20 op 	len = sizeof(ministate.prompt);
354 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "", len);
355 2b2d2872 2021-06-20 op 
356 2b2d2872 2021-06-20 op 	if (thiskey.meta)
357 2b2d2872 2021-06-20 op 		strlcat(ministate.prompt, "M-", len);
358 2b2d2872 2021-06-20 op 
359 2b2d2872 2021-06-20 op 	strlcat(ministate.prompt, ui_keyname(thiskey.key), len);
360 2b2d2872 2021-06-20 op 
361 2b2d2872 2021-06-20 op 	if (thiskey.meta)
362 2b2d2872 2021-06-20 op 		strlcat(ministate.prompt, " ", len);
363 2b2d2872 2021-06-20 op }
364 2b2d2872 2021-06-20 op 
365 2b2d2872 2021-06-20 op void
366 2b2d2872 2021-06-20 op cmd_tab_close(struct buffer *buffer)
367 2b2d2872 2021-06-20 op {
368 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
369 2b2d2872 2021-06-20 op 
370 2b2d2872 2021-06-20 op 	tab = current_tab();
371 2b2d2872 2021-06-20 op 	if (TAILQ_PREV(tab, tabshead, tabs) == NULL &&
372 2b2d2872 2021-06-20 op 	    TAILQ_NEXT(tab, tabs) == NULL) {
373 2b2d2872 2021-06-20 op 		message("Can't close the only tab.");
374 2b2d2872 2021-06-20 op 		return;
375 2b2d2872 2021-06-20 op 	}
376 2b2d2872 2021-06-20 op 
377 2b2d2872 2021-06-20 op 	if (evtimer_pending(&tab->loadingev, NULL))
378 2b2d2872 2021-06-20 op 		evtimer_del(&tab->loadingev);
379 2b2d2872 2021-06-20 op 
380 2b2d2872 2021-06-20 op 	stop_tab(tab);
381 2b2d2872 2021-06-20 op 
382 2b2d2872 2021-06-20 op 	if ((t = TAILQ_PREV(tab, tabshead, tabs)) == NULL)
383 2b2d2872 2021-06-20 op 		t = TAILQ_NEXT(tab, tabs);
384 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
385 2b2d2872 2021-06-20 op 	free(tab);
386 2b2d2872 2021-06-20 op 
387 2b2d2872 2021-06-20 op 	switch_to_tab(t);
388 2b2d2872 2021-06-20 op }
389 2b2d2872 2021-06-20 op 
390 2b2d2872 2021-06-20 op void
391 2b2d2872 2021-06-20 op cmd_tab_close_other(struct buffer *buffer)
392 2b2d2872 2021-06-20 op {
393 2b2d2872 2021-06-20 op 	struct tab *t, *i;
394 2b2d2872 2021-06-20 op 
395 2b2d2872 2021-06-20 op 	TAILQ_FOREACH_SAFE(t, &tabshead, tabs, i) {
396 2b2d2872 2021-06-20 op 		if (t->flags & TAB_CURRENT)
397 2b2d2872 2021-06-20 op 			continue;
398 2b2d2872 2021-06-20 op 
399 2b2d2872 2021-06-20 op 		stop_tab(t);
400 2b2d2872 2021-06-20 op 		TAILQ_REMOVE(&tabshead, t, tabs);
401 2b2d2872 2021-06-20 op 		free(t);
402 2b2d2872 2021-06-20 op 	}
403 2b2d2872 2021-06-20 op }
404 2b2d2872 2021-06-20 op 
405 2b2d2872 2021-06-20 op void
406 2b2d2872 2021-06-20 op cmd_tab_new(struct buffer *buffer)
407 2b2d2872 2021-06-20 op {
408 2b2d2872 2021-06-20 op 	const char *url;
409 2b2d2872 2021-06-20 op 
410 2b2d2872 2021-06-20 op 	if ((url = new_tab_url) == NULL)
411 2b2d2872 2021-06-20 op 		url = NEW_TAB_URL;
412 2b2d2872 2021-06-20 op 
413 2b2d2872 2021-06-20 op 	new_tab(url);
414 2b2d2872 2021-06-20 op }
415 2b2d2872 2021-06-20 op 
416 2b2d2872 2021-06-20 op void
417 2b2d2872 2021-06-20 op cmd_tab_next(struct buffer *buffer)
418 2b2d2872 2021-06-20 op {
419 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
420 2b2d2872 2021-06-20 op 
421 2b2d2872 2021-06-20 op 	tab = current_tab();
422 2b2d2872 2021-06-20 op 	tab->flags &= ~TAB_CURRENT;
423 2b2d2872 2021-06-20 op 
424 2b2d2872 2021-06-20 op 	if ((t = TAILQ_NEXT(tab, tabs)) == NULL)
425 2b2d2872 2021-06-20 op 		t = TAILQ_FIRST(&tabshead);
426 2b2d2872 2021-06-20 op 	t->flags |= TAB_CURRENT;
427 2b2d2872 2021-06-20 op 	t->flags &= ~TAB_URGENT;
428 2b2d2872 2021-06-20 op }
429 2b2d2872 2021-06-20 op 
430 2b2d2872 2021-06-20 op void
431 2b2d2872 2021-06-20 op cmd_tab_previous(struct buffer *buffer)
432 2b2d2872 2021-06-20 op {
433 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
434 2b2d2872 2021-06-20 op 
435 2b2d2872 2021-06-20 op 	tab = current_tab();
436 2b2d2872 2021-06-20 op 	tab->flags &= ~TAB_CURRENT;
437 2b2d2872 2021-06-20 op 
438 2b2d2872 2021-06-20 op 	if ((t = TAILQ_PREV(tab, tabshead, tabs)) == NULL)
439 2b2d2872 2021-06-20 op 		t = TAILQ_LAST(&tabshead, tabshead);
440 2b2d2872 2021-06-20 op 	t->flags |= TAB_CURRENT;
441 2b2d2872 2021-06-20 op 	t->flags &= ~TAB_URGENT;
442 2b2d2872 2021-06-20 op }
443 2b2d2872 2021-06-20 op 
444 2b2d2872 2021-06-20 op void
445 2b2d2872 2021-06-20 op cmd_tab_move(struct buffer *buffer)
446 2b2d2872 2021-06-20 op {
447 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
448 2b2d2872 2021-06-20 op 
449 2b2d2872 2021-06-20 op 	tab = current_tab();
450 2b2d2872 2021-06-20 op 	t = TAILQ_NEXT(tab, tabs);
451 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
452 2b2d2872 2021-06-20 op 
453 2b2d2872 2021-06-20 op 	if (t == NULL)
454 2b2d2872 2021-06-20 op 		TAILQ_INSERT_HEAD(&tabshead, tab, tabs);
455 2b2d2872 2021-06-20 op 	else
456 2b2d2872 2021-06-20 op 		TAILQ_INSERT_AFTER(&tabshead, t, tab, tabs);
457 2b2d2872 2021-06-20 op }
458 2b2d2872 2021-06-20 op 
459 2b2d2872 2021-06-20 op void
460 2b2d2872 2021-06-20 op cmd_tab_move_to(struct buffer *buffer)
461 2b2d2872 2021-06-20 op {
462 2b2d2872 2021-06-20 op 	struct tab *tab, *t;
463 2b2d2872 2021-06-20 op 
464 2b2d2872 2021-06-20 op 	tab = current_tab();
465 2b2d2872 2021-06-20 op 	t = TAILQ_PREV(tab, tabshead, tabs);
466 2b2d2872 2021-06-20 op 	TAILQ_REMOVE(&tabshead, tab, tabs);
467 2b2d2872 2021-06-20 op 
468 2b2d2872 2021-06-20 op 	if (t == NULL) {
469 2b2d2872 2021-06-20 op 		if (TAILQ_EMPTY(&tabshead))
470 2b2d2872 2021-06-20 op 			TAILQ_INSERT_HEAD(&tabshead, tab, tabs);
471 2b2d2872 2021-06-20 op 		else
472 2b2d2872 2021-06-20 op 			TAILQ_INSERT_TAIL(&tabshead, tab, tabs);
473 2b2d2872 2021-06-20 op 	} else
474 2b2d2872 2021-06-20 op 		TAILQ_INSERT_BEFORE(t, tab, tabs);
475 2b2d2872 2021-06-20 op }
476 2b2d2872 2021-06-20 op 
477 2b2d2872 2021-06-20 op void
478 2b2d2872 2021-06-20 op cmd_load_url(struct buffer *buffer)
479 2b2d2872 2021-06-20 op {
480 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
481 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
482 2b2d2872 2021-06-20 op 		return;
483 2b2d2872 2021-06-20 op 	}
484 2b2d2872 2021-06-20 op 
485 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, lu_select, exit_minibuffer,
486 e5a2797f 2021-07-13 op 	    &lu_history, NULL, NULL);
487 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Load URL: ", sizeof(ministate.prompt));
488 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, "gemini://", sizeof(ministate.buf));
489 2b2d2872 2021-06-20 op 	cmd_move_end_of_line(&ministate.buffer);
490 2b2d2872 2021-06-20 op }
491 2b2d2872 2021-06-20 op 
492 2b2d2872 2021-06-20 op void
493 2b2d2872 2021-06-20 op cmd_load_current_url(struct buffer *buffer)
494 2b2d2872 2021-06-20 op {
495 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
496 2b2d2872 2021-06-20 op 
497 2b2d2872 2021-06-20 op 	if (in_minibuffer) {
498 2b2d2872 2021-06-20 op 		message("We don't have enable-recursive-minibuffers");
499 2b2d2872 2021-06-20 op 		return;
500 2b2d2872 2021-06-20 op 	}
501 2b2d2872 2021-06-20 op 
502 2b2d2872 2021-06-20 op 	enter_minibuffer(lu_self_insert, lu_select, exit_minibuffer,
503 e5a2797f 2021-07-13 op 	    &lu_history, NULL, NULL);
504 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Load URL: ", sizeof(ministate.prompt));
505 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, tab->hist_cur->h, sizeof(ministate.buf));
506 2b2d2872 2021-06-20 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
507 2b2d2872 2021-06-20 op }
508 2b2d2872 2021-06-20 op 
509 2b2d2872 2021-06-20 op void
510 2b2d2872 2021-06-20 op cmd_bookmark_page(struct buffer *buffer)
511 2b2d2872 2021-06-20 op {
512 2b2d2872 2021-06-20 op 	struct tab *tab = current_tab();
513 2b2d2872 2021-06-20 op 
514 e5a2797f 2021-07-13 op 	enter_minibuffer(lu_self_insert, bp_select, exit_minibuffer, NULL,
515 e5a2797f 2021-07-13 op 	    NULL, NULL);
516 2b2d2872 2021-06-20 op 	strlcpy(ministate.prompt, "Bookmark URL: ", sizeof(ministate.prompt));
517 2b2d2872 2021-06-20 op 	strlcpy(ministate.buf, tab->hist_cur->h, sizeof(ministate.buf));
518 2b2d2872 2021-06-20 op 	ministate.buffer.cpoff = utf8_cplen(ministate.buf);
519 2b2d2872 2021-06-20 op }
520 2b2d2872 2021-06-20 op 
521 2b2d2872 2021-06-20 op void
522 2b2d2872 2021-06-20 op cmd_list_bookmarks(struct buffer *buffer)
523 2b2d2872 2021-06-20 op {
524 2b2d2872 2021-06-20 op 	load_url_in_tab(current_tab(), "about:bookmarks");
525 2b2d2872 2021-06-20 op }
526 2b2d2872 2021-06-20 op 
527 2b2d2872 2021-06-20 op void
528 2b2d2872 2021-06-20 op cmd_toggle_help(struct buffer *buffer)
529 2b2d2872 2021-06-20 op {
530 2b2d2872 2021-06-20 op 	ui_toggle_side_window();
531 2b2d2872 2021-06-20 op }
532 2b2d2872 2021-06-20 op 
533 2b2d2872 2021-06-20 op void
534 61251035 2021-06-26 op cmd_inc_fill_column(struct buffer *buffer)
535 61251035 2021-06-26 op {
536 61251035 2021-06-26 op 	if (fill_column == INT_MAX)
537 61251035 2021-06-26 op 		return;
538 61251035 2021-06-26 op 
539 61251035 2021-06-26 op 	fill_column += 2;
540 61251035 2021-06-26 op 	message("fill-column: %d", fill_column);
541 61251035 2021-06-26 op 
542 61251035 2021-06-26 op 	ui_schedule_redraw();
543 61251035 2021-06-26 op }
544 61251035 2021-06-26 op 
545 61251035 2021-06-26 op void
546 61251035 2021-06-26 op cmd_dec_fill_column(struct buffer *buffer)
547 61251035 2021-06-26 op {
548 61251035 2021-06-26 op 	if (fill_column == INT_MAX || fill_column < 8)
549 61251035 2021-06-26 op 		return;
550 61251035 2021-06-26 op 
551 61251035 2021-06-26 op 	fill_column -= 2;
552 61251035 2021-06-26 op 	message("fill-column: %d", fill_column);
553 61251035 2021-06-26 op 
554 61251035 2021-06-26 op 	ui_schedule_redraw();
555 61251035 2021-06-26 op }
556 61251035 2021-06-26 op 
557 61251035 2021-06-26 op void
558 2b2d2872 2021-06-20 op cmd_olivetti_mode(struct buffer *buffer)
559 2b2d2872 2021-06-20 op {
560 2b2d2872 2021-06-20 op 	olivetti_mode = !olivetti_mode;
561 2b2d2872 2021-06-20 op 	if (olivetti_mode)
562 2b2d2872 2021-06-20 op 		message("olivetti-mode enabled");
563 2b2d2872 2021-06-20 op 	else
564 2b2d2872 2021-06-20 op 		message("olivetti-mode disabled");
565 2b2d2872 2021-06-20 op 
566 2b2d2872 2021-06-20 op 	ui_schedule_redraw();
567 2b2d2872 2021-06-20 op }
568 2b2d2872 2021-06-20 op 
569 2b2d2872 2021-06-20 op void
570 2b2d2872 2021-06-20 op cmd_mini_delete_char(struct buffer *buffer)
571 2b2d2872 2021-06-20 op {
572 2b2d2872 2021-06-20 op 	char *c, *n;
573 2b2d2872 2021-06-20 op 
574 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
575 2b2d2872 2021-06-20 op 		message("text is read-only");
576 2b2d2872 2021-06-20 op 		return;
577 2b2d2872 2021-06-20 op 	}
578 2b2d2872 2021-06-20 op 
579 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
580 2b2d2872 2021-06-20 op 
581 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
582 2b2d2872 2021-06-20 op 	if (*c == '\0')
583 2b2d2872 2021-06-20 op 		return;
584 2b2d2872 2021-06-20 op 	n = utf8_next_cp(c);
585 2b2d2872 2021-06-20 op 
586 2b2d2872 2021-06-20 op 	memmove(c, n, strlen(n)+1);
587 b1e1e41a 2021-07-14 op 
588 b1e1e41a 2021-07-14 op 	recompute_completions(0);
589 2b2d2872 2021-06-20 op }
590 2b2d2872 2021-06-20 op 
591 2b2d2872 2021-06-20 op void
592 2b2d2872 2021-06-20 op cmd_mini_delete_backward_char(struct buffer *buffer)
593 2b2d2872 2021-06-20 op {
594 2b2d2872 2021-06-20 op 	char *c, *p, *start;
595 2b2d2872 2021-06-20 op 
596 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
597 2b2d2872 2021-06-20 op 		message("text is read-only");
598 2b2d2872 2021-06-20 op 		return;
599 2b2d2872 2021-06-20 op 	}
600 2b2d2872 2021-06-20 op 
601 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
602 2b2d2872 2021-06-20 op 
603 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
604 2b2d2872 2021-06-20 op 	start = buffer->current_line->line;
605 2b2d2872 2021-06-20 op 	if (c == start)
606 2b2d2872 2021-06-20 op 		return;
607 2b2d2872 2021-06-20 op 	p = utf8_prev_cp(c-1, start);
608 2b2d2872 2021-06-20 op 
609 2b2d2872 2021-06-20 op 	memmove(p, c, strlen(c)+1);
610 2b2d2872 2021-06-20 op 	buffer->cpoff--;
611 b1e1e41a 2021-07-14 op 
612 b1e1e41a 2021-07-14 op 	recompute_completions(0);
613 2b2d2872 2021-06-20 op }
614 2b2d2872 2021-06-20 op 
615 2b2d2872 2021-06-20 op void
616 2b2d2872 2021-06-20 op cmd_mini_kill_line(struct buffer *buffer)
617 2b2d2872 2021-06-20 op {
618 2b2d2872 2021-06-20 op 	char *c;
619 2b2d2872 2021-06-20 op 
620 2b2d2872 2021-06-20 op 	if (!in_minibuffer) {
621 2b2d2872 2021-06-20 op 		message("text is read-only");
622 2b2d2872 2021-06-20 op 		return;
623 2b2d2872 2021-06-20 op 	}
624 2b2d2872 2021-06-20 op 
625 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
626 2b2d2872 2021-06-20 op 	c = utf8_nth(buffer->current_line->line, buffer->cpoff);
627 2b2d2872 2021-06-20 op 	*c = '\0';
628 b1e1e41a 2021-07-14 op 
629 b1e1e41a 2021-07-14 op 	recompute_completions(0);
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_abort(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 	ministate.abortfn();
639 2b2d2872 2021-06-20 op }
640 2b2d2872 2021-06-20 op 
641 2b2d2872 2021-06-20 op void
642 2b2d2872 2021-06-20 op cmd_mini_complete_and_exit(struct buffer *buffer)
643 2b2d2872 2021-06-20 op {
644 2b2d2872 2021-06-20 op 	if (!in_minibuffer)
645 2b2d2872 2021-06-20 op 		return;
646 2b2d2872 2021-06-20 op 
647 2b2d2872 2021-06-20 op 	minibuffer_taint_hist();
648 2b2d2872 2021-06-20 op 	ministate.donefn();
649 2b2d2872 2021-06-20 op }
650 2b2d2872 2021-06-20 op 
651 2b2d2872 2021-06-20 op void
652 2b2d2872 2021-06-20 op cmd_mini_previous_history_element(struct buffer *buffer)
653 2b2d2872 2021-06-20 op {
654 2b2d2872 2021-06-20 op 	if (ministate.history == NULL) {
655 2b2d2872 2021-06-20 op 		message("No history");
656 2b2d2872 2021-06-20 op 		return;
657 2b2d2872 2021-06-20 op 	}
658 2b2d2872 2021-06-20 op 
659 2b2d2872 2021-06-20 op 	if (ministate.hist_cur == NULL ||
660 2b2d2872 2021-06-20 op 	    (ministate.hist_cur = TAILQ_PREV(ministate.hist_cur, mhisthead, entries)) == NULL) {
661 2b2d2872 2021-06-20 op 		ministate.hist_cur = TAILQ_LAST(&ministate.history->head, mhisthead);
662 2b2d2872 2021-06-20 op 		ministate.hist_off = ministate.history->len - 1;
663 2b2d2872 2021-06-20 op 		if (ministate.hist_cur == NULL)
664 2b2d2872 2021-06-20 op 			message("No prev item");
665 2b2d2872 2021-06-20 op 	} else {
666 2b2d2872 2021-06-20 op 		ministate.hist_off--;
667 2b2d2872 2021-06-20 op 	}
668 2b2d2872 2021-06-20 op 
669 2b2d2872 2021-06-20 op 	if (ministate.hist_cur != NULL)
670 2b2d2872 2021-06-20 op 		buffer->current_line->line = ministate.hist_cur->h;
671 2b2d2872 2021-06-20 op }
672 2b2d2872 2021-06-20 op 
673 2b2d2872 2021-06-20 op void
674 2b2d2872 2021-06-20 op cmd_mini_next_history_element(struct buffer *buffer)
675 2b2d2872 2021-06-20 op {
676 2b2d2872 2021-06-20 op 	if (ministate.history == NULL) {
677 2b2d2872 2021-06-20 op 		message("No history");
678 2b2d2872 2021-06-20 op 		return;
679 2b2d2872 2021-06-20 op 	}
680 2b2d2872 2021-06-20 op 
681 2b2d2872 2021-06-20 op 	if (ministate.hist_cur == NULL ||
682 2b2d2872 2021-06-20 op 	    (ministate.hist_cur = TAILQ_NEXT(ministate.hist_cur, entries)) == NULL) {
683 2b2d2872 2021-06-20 op 		ministate.hist_cur = TAILQ_FIRST(&ministate.history->head);
684 2b2d2872 2021-06-20 op 		ministate.hist_off = 0;
685 2b2d2872 2021-06-20 op 		if (ministate.hist_cur == NULL)
686 2b2d2872 2021-06-20 op 			message("No next item");
687 2b2d2872 2021-06-20 op 	} else {
688 2b2d2872 2021-06-20 op 		ministate.hist_off++;
689 2b2d2872 2021-06-20 op 	}
690 2b2d2872 2021-06-20 op 
691 2b2d2872 2021-06-20 op 	if (ministate.hist_cur != NULL)
692 2b2d2872 2021-06-20 op 		buffer->current_line->line = ministate.hist_cur->h;
693 2b2d2872 2021-06-20 op }