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