Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.45
1.45 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.44 2010/02/17 20:58:24 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
1.21 nicm 21: #include <stdlib.h>
1.1 nicm 22: #include <string.h>
23:
24: #include "tmux.h"
25:
26: struct screen *window_copy_init(struct window_pane *);
27: void window_copy_free(struct window_pane *);
28: void window_copy_resize(struct window_pane *, u_int, u_int);
29: void window_copy_key(struct window_pane *, struct client *, int);
1.21 nicm 30: int window_copy_key_input(struct window_pane *, int);
1.1 nicm 31: void window_copy_mouse(
1.35 nicm 32: struct window_pane *, struct client *, struct mouse_event *);
1.1 nicm 33:
34: void window_copy_redraw_lines(struct window_pane *, u_int, u_int);
35: void window_copy_redraw_screen(struct window_pane *);
36: void window_copy_write_line(
1.35 nicm 37: struct window_pane *, struct screen_write_ctx *, u_int);
1.1 nicm 38: void window_copy_write_lines(
1.35 nicm 39: struct window_pane *, struct screen_write_ctx *, u_int, u_int);
1.1 nicm 40:
1.21 nicm 41: void window_copy_scroll_to(struct window_pane *, u_int, u_int);
42: int window_copy_search_compare(
43: struct grid *, u_int, u_int, struct grid *, u_int);
44: int window_copy_search_lr(
45: struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
46: int window_copy_search_rl(
47: struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
48: void window_copy_search_up(struct window_pane *, const char *);
49: void window_copy_search_down(struct window_pane *, const char *);
50: void window_copy_goto_line(struct window_pane *, const char *);
1.18 nicm 51: void window_copy_update_cursor(struct window_pane *, u_int, u_int);
1.1 nicm 52: void window_copy_start_selection(struct window_pane *);
53: int window_copy_update_selection(struct window_pane *);
54: void window_copy_copy_selection(struct window_pane *, struct client *);
55: void window_copy_copy_line(
56: struct window_pane *, char **, size_t *, u_int, u_int, u_int);
1.41 nicm 57: int window_copy_in_set(struct window_pane *, u_int, u_int, const char *);
1.1 nicm 58: u_int window_copy_find_length(struct window_pane *, u_int);
59: void window_copy_cursor_start_of_line(struct window_pane *);
1.6 nicm 60: void window_copy_cursor_back_to_indentation(struct window_pane *);
1.1 nicm 61: void window_copy_cursor_end_of_line(struct window_pane *);
62: void window_copy_cursor_left(struct window_pane *);
63: void window_copy_cursor_right(struct window_pane *);
1.28 nicm 64: void window_copy_cursor_up(struct window_pane *, int);
65: void window_copy_cursor_down(struct window_pane *, int);
1.41 nicm 66: void window_copy_cursor_next_word(struct window_pane *, const char *);
67: void window_copy_cursor_next_word_end(struct window_pane *, const char *);
68: void window_copy_cursor_previous_word(struct window_pane *, const char *);
1.1 nicm 69: void window_copy_scroll_up(struct window_pane *, u_int);
70: void window_copy_scroll_down(struct window_pane *, u_int);
1.42 nicm 71: void window_copy_rectangle_toggle(struct window_pane *);
1.1 nicm 72:
73: const struct window_mode window_copy_mode = {
74: window_copy_init,
75: window_copy_free,
76: window_copy_resize,
77: window_copy_key,
78: window_copy_mouse,
79: NULL,
80: };
81:
1.21 nicm 82: enum window_copy_input_type {
83: WINDOW_COPY_OFF,
84: WINDOW_COPY_SEARCHUP,
85: WINDOW_COPY_SEARCHDOWN,
86: WINDOW_COPY_GOTOLINE,
87: };
88:
1.1 nicm 89: struct window_copy_mode_data {
90: struct screen screen;
91:
1.21 nicm 92: struct mode_key_data mdata;
93:
94: u_int oy;
95:
96: u_int selx;
97: u_int sely;
1.1 nicm 98:
1.42 nicm 99: u_int rectflag; /* are we in rectangle copy mode? */
100:
1.21 nicm 101: u_int cx;
102: u_int cy;
1.1 nicm 103:
1.25 nicm 104: u_int lastcx; /* position in last line with content */
105: u_int lastsx; /* size of last line with content */
106:
1.21 nicm 107: enum window_copy_input_type inputtype;
108: const char *inputprompt;
109: char *inputstr;
1.1 nicm 110:
1.21 nicm 111: enum window_copy_input_type searchtype;
112: char *searchstr;
1.1 nicm 113: };
114:
115: struct screen *
116: window_copy_init(struct window_pane *wp)
117: {
118: struct window_copy_mode_data *data;
119: struct screen *s;
120: struct screen_write_ctx ctx;
121: u_int i;
1.10 nicm 122: int keys;
1.1 nicm 123:
124: wp->modedata = data = xmalloc(sizeof *data);
125: data->oy = 0;
126: data->cx = wp->base.cx;
127: data->cy = wp->base.cy;
128:
1.25 nicm 129: data->lastcx = 0;
130: data->lastsx = 0;
131:
1.42 nicm 132: data->rectflag = 0;
133:
1.21 nicm 134: data->inputtype = WINDOW_COPY_OFF;
135: data->inputprompt = NULL;
136: data->inputstr = xstrdup("");
137:
138: data->searchtype = WINDOW_COPY_OFF;
139: data->searchstr = NULL;
140:
1.1 nicm 141: s = &data->screen;
142: screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
1.13 nicm 143: if (options_get_number(&wp->window->options, "mode-mouse"))
144: s->mode |= MODE_MOUSE;
1.1 nicm 145:
1.10 nicm 146: keys = options_get_number(&wp->window->options, "mode-keys");
147: if (keys == MODEKEY_EMACS)
1.12 nicm 148: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
1.10 nicm 149: else
1.12 nicm 150: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
1.1 nicm 151:
152: s->cx = data->cx;
153: s->cy = data->cy;
154:
155: screen_write_start(&ctx, NULL, s);
156: for (i = 0; i < screen_size_y(s); i++)
157: window_copy_write_line(wp, &ctx, i);
158: screen_write_cursormove(&ctx, data->cx, data->cy);
159: screen_write_stop(&ctx);
160:
161: return (s);
162: }
163:
164: void
165: window_copy_free(struct window_pane *wp)
166: {
167: struct window_copy_mode_data *data = wp->modedata;
168:
1.21 nicm 169: if (data->searchstr != NULL)
170: xfree(data->searchstr);
171: xfree(data->inputstr);
172:
1.1 nicm 173: screen_free(&data->screen);
1.21 nicm 174:
1.1 nicm 175: xfree(data);
176: }
177:
178: void
179: window_copy_pageup(struct window_pane *wp)
180: {
181: struct window_copy_mode_data *data = wp->modedata;
182: struct screen *s = &data->screen;
1.19 nicm 183: u_int n;
1.1 nicm 184:
1.19 nicm 185: n = 1;
186: if (screen_size_y(s) > 2)
187: n = screen_size_y(s) - 2;
188: if (data->oy + n > screen_hsize(&wp->base))
1.1 nicm 189: data->oy = screen_hsize(&wp->base);
190: else
1.19 nicm 191: data->oy += n;
1.1 nicm 192: window_copy_update_selection(wp);
193: window_copy_redraw_screen(wp);
194: }
195:
196: void
197: window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
198: {
199: struct window_copy_mode_data *data = wp->modedata;
200: struct screen *s = &data->screen;
201: struct screen_write_ctx ctx;
202:
203: screen_resize(s, sx, sy);
1.35 nicm 204:
1.18 nicm 205: if (data->cy > sy - 1)
206: data->cy = sy - 1;
207: if (data->cx > sx)
208: data->cx = sx;
209:
210: screen_clear_selection(&data->screen);
211:
1.1 nicm 212: screen_write_start(&ctx, NULL, s);
213: window_copy_write_lines(wp, &ctx, 0, screen_size_y(s) - 1);
214: screen_write_stop(&ctx);
1.18 nicm 215:
1.17 nicm 216: window_copy_redraw_screen(wp);
1.1 nicm 217: }
218:
219: void
220: window_copy_key(struct window_pane *wp, struct client *c, int key)
221: {
1.41 nicm 222: const char *word_separators = " -_@";
1.1 nicm 223: struct window_copy_mode_data *data = wp->modedata;
224: struct screen *s = &data->screen;
1.19 nicm 225: u_int n;
1.21 nicm 226: int keys;
1.43 nicm 227: enum mode_key_cmd cmd;
1.21 nicm 228:
229: if (data->inputtype != WINDOW_COPY_OFF) {
230: if (window_copy_key_input(wp, key) != 0)
231: goto input_off;
232: return;
233: }
1.1 nicm 234:
1.43 nicm 235: cmd = mode_key_lookup(&data->mdata, key);
236: switch (cmd) {
1.11 nicm 237: case MODEKEYCOPY_CANCEL:
1.1 nicm 238: window_pane_reset_mode(wp);
239: break;
1.10 nicm 240: case MODEKEYCOPY_LEFT:
1.1 nicm 241: window_copy_cursor_left(wp);
242: return;
1.10 nicm 243: case MODEKEYCOPY_RIGHT:
1.1 nicm 244: window_copy_cursor_right(wp);
1.35 nicm 245: return;
1.10 nicm 246: case MODEKEYCOPY_UP:
1.28 nicm 247: window_copy_cursor_up(wp, 0);
1.1 nicm 248: return;
1.10 nicm 249: case MODEKEYCOPY_DOWN:
1.28 nicm 250: window_copy_cursor_down(wp, 0);
1.1 nicm 251: return;
1.28 nicm 252: case MODEKEYCOPY_SCROLLUP:
253: window_copy_cursor_up(wp, 1);
254: break;
255: case MODEKEYCOPY_SCROLLDOWN:
256: window_copy_cursor_down(wp, 1);
257: break;
1.10 nicm 258: case MODEKEYCOPY_PREVIOUSPAGE:
1.1 nicm 259: window_copy_pageup(wp);
260: break;
1.10 nicm 261: case MODEKEYCOPY_NEXTPAGE:
1.19 nicm 262: n = 1;
263: if (screen_size_y(s) > 2)
264: n = screen_size_y(s) - 2;
1.20 nicm 265: if (data->oy < n)
266: data->oy = 0;
267: else
268: data->oy -= n;
269: window_copy_update_selection(wp);
270: window_copy_redraw_screen(wp);
271: break;
272: case MODEKEYCOPY_HALFPAGEUP:
273: n = screen_size_y(s) / 2;
274: if (data->oy + n > screen_hsize(&wp->base))
275: data->oy = screen_hsize(&wp->base);
276: else
277: data->oy += n;
278: window_copy_update_selection(wp);
279: window_copy_redraw_screen(wp);
280: break;
281: case MODEKEYCOPY_HALFPAGEDOWN:
282: n = screen_size_y(s) / 2;
1.19 nicm 283: if (data->oy < n)
1.1 nicm 284: data->oy = 0;
285: else
1.19 nicm 286: data->oy -= n;
1.30 nicm 287: window_copy_update_selection(wp);
288: window_copy_redraw_screen(wp);
289: break;
290: case MODEKEYCOPY_TOPLINE:
291: data->cx = 0;
292: data->cy = 0;
293: window_copy_update_selection(wp);
294: window_copy_redraw_screen(wp);
295: break;
296: case MODEKEYCOPY_MIDDLELINE:
297: data->cx = 0;
298: data->cy = (screen_size_y(s) - 1) / 2;
299: window_copy_update_selection(wp);
300: window_copy_redraw_screen(wp);
301: break;
302: case MODEKEYCOPY_BOTTOMLINE:
303: data->cx = 0;
304: data->cy = screen_size_y(s) - 1;
1.37 nicm 305: window_copy_update_selection(wp);
306: window_copy_redraw_screen(wp);
307: break;
308: case MODEKEYCOPY_HISTORYTOP:
309: data->cx = 0;
310: data->cy = 0;
311: data->oy = screen_hsize(&wp->base);
312: window_copy_update_selection(wp);
313: window_copy_redraw_screen(wp);
314: break;
315: case MODEKEYCOPY_HISTORYBOTTOM:
316: data->cx = 0;
317: data->cy = screen_size_y(s) - 1;
318: data->oy = 0;
1.1 nicm 319: window_copy_update_selection(wp);
320: window_copy_redraw_screen(wp);
321: break;
1.10 nicm 322: case MODEKEYCOPY_STARTSELECTION:
1.35 nicm 323: window_copy_start_selection(wp);
1.7 nicm 324: window_copy_redraw_screen(wp);
1.1 nicm 325: break;
1.10 nicm 326: case MODEKEYCOPY_CLEARSELECTION:
1.1 nicm 327: screen_clear_selection(&data->screen);
328: window_copy_redraw_screen(wp);
329: break;
1.10 nicm 330: case MODEKEYCOPY_COPYSELECTION:
1.1 nicm 331: if (c != NULL && c->session != NULL) {
332: window_copy_copy_selection(wp, c);
333: window_pane_reset_mode(wp);
334: }
335: break;
1.10 nicm 336: case MODEKEYCOPY_STARTOFLINE:
1.1 nicm 337: window_copy_cursor_start_of_line(wp);
338: break;
1.10 nicm 339: case MODEKEYCOPY_BACKTOINDENTATION:
1.6 nicm 340: window_copy_cursor_back_to_indentation(wp);
341: break;
1.10 nicm 342: case MODEKEYCOPY_ENDOFLINE:
1.1 nicm 343: window_copy_cursor_end_of_line(wp);
344: break;
1.41 nicm 345: case MODEKEYCOPY_NEXTSPACE:
346: window_copy_cursor_next_word(wp, " ");
347: break;
348: case MODEKEYCOPY_NEXTSPACEEND:
349: window_copy_cursor_next_word_end(wp, " ");
350: break;
1.10 nicm 351: case MODEKEYCOPY_NEXTWORD:
1.41 nicm 352: window_copy_cursor_next_word(wp, word_separators);
1.1 nicm 353: break;
1.40 nicm 354: case MODEKEYCOPY_NEXTWORDEND:
1.41 nicm 355: window_copy_cursor_next_word_end(wp, word_separators);
356: break;
357: case MODEKEYCOPY_PREVIOUSSPACE:
358: window_copy_cursor_previous_word(wp, " ");
1.40 nicm 359: break;
1.10 nicm 360: case MODEKEYCOPY_PREVIOUSWORD:
1.41 nicm 361: window_copy_cursor_previous_word(wp, word_separators);
1.1 nicm 362: break;
1.21 nicm 363: case MODEKEYCOPY_SEARCHUP:
364: data->inputtype = WINDOW_COPY_SEARCHUP;
365: data->inputprompt = "Search Up";
366: goto input_on;
367: case MODEKEYCOPY_SEARCHDOWN:
368: data->inputtype = WINDOW_COPY_SEARCHDOWN;
369: data->inputprompt = "Search Down";
370: goto input_on;
371: case MODEKEYCOPY_SEARCHAGAIN:
1.43 nicm 372: case MODEKEYCOPY_SEARCHREVERSE:
1.21 nicm 373: switch (data->searchtype) {
374: case WINDOW_COPY_OFF:
375: case WINDOW_COPY_GOTOLINE:
376: break;
377: case WINDOW_COPY_SEARCHUP:
1.43 nicm 378: if (cmd == MODEKEYCOPY_SEARCHAGAIN)
379: window_copy_search_up(wp, data->searchstr);
380: else
381: window_copy_search_down(wp, data->searchstr);
1.21 nicm 382: break;
383: case WINDOW_COPY_SEARCHDOWN:
1.43 nicm 384: if (cmd == MODEKEYCOPY_SEARCHAGAIN)
385: window_copy_search_down(wp, data->searchstr);
386: else
387: window_copy_search_up(wp, data->searchstr);
1.21 nicm 388: break;
389: }
390: break;
391: case MODEKEYCOPY_GOTOLINE:
392: data->inputtype = WINDOW_COPY_GOTOLINE;
393: data->inputprompt = "Goto Line";
394: *data->inputstr = '\0';
395: goto input_on;
1.42 nicm 396: case MODEKEYCOPY_RECTANGLETOGGLE:
397: window_copy_rectangle_toggle(wp);
398: return;
1.21 nicm 399: default:
400: break;
401: }
402:
403: return;
404:
405: input_on:
406: keys = options_get_number(&wp->window->options, "mode-keys");
407: if (keys == MODEKEY_EMACS)
408: mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
409: else
410: mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
411:
412: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
413: return;
414:
415: input_off:
416: keys = options_get_number(&wp->window->options, "mode-keys");
417: if (keys == MODEKEY_EMACS)
418: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
419: else
420: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
421:
422: data->inputtype = WINDOW_COPY_OFF;
423: data->inputprompt = NULL;
424:
425: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
426: }
427:
428: int
429: window_copy_key_input(struct window_pane *wp, int key)
430: {
431: struct window_copy_mode_data *data = wp->modedata;
432: struct screen *s = &data->screen;
433: size_t inputlen;
434:
435: switch (mode_key_lookup(&data->mdata, key)) {
436: case MODEKEYEDIT_CANCEL:
437: return (-1);
438: case MODEKEYEDIT_BACKSPACE:
439: inputlen = strlen(data->inputstr);
440: if (inputlen > 0)
441: data->inputstr[inputlen - 1] = '\0';
1.22 nicm 442: break;
443: case MODEKEYEDIT_DELETELINE:
444: *data->inputstr = '\0';
1.21 nicm 445: break;
446: case MODEKEYEDIT_ENTER:
447: switch (data->inputtype) {
448: case WINDOW_COPY_OFF:
449: break;
450: case WINDOW_COPY_SEARCHUP:
451: window_copy_search_up(wp, data->inputstr);
452: data->searchtype = data->inputtype;
453: data->searchstr = xstrdup(data->inputstr);
454: break;
455: case WINDOW_COPY_SEARCHDOWN:
456: window_copy_search_down(wp, data->inputstr);
457: data->searchtype = data->inputtype;
458: data->searchstr = xstrdup(data->inputstr);
459: break;
460: case WINDOW_COPY_GOTOLINE:
461: window_copy_goto_line(wp, data->inputstr);
462: *data->inputstr = '\0';
463: break;
464: }
465: return (1);
466: case MODEKEY_OTHER:
467: if (key < 32 || key > 126)
468: break;
469: inputlen = strlen(data->inputstr) + 2;
1.35 nicm 470:
1.21 nicm 471: data->inputstr = xrealloc(data->inputstr, 1, inputlen);
472: data->inputstr[inputlen - 2] = key;
473: data->inputstr[inputlen - 1] = '\0';
474: break;
1.1 nicm 475: default:
476: break;
477: }
1.21 nicm 478:
479: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
480: return (0);
1.1 nicm 481: }
482:
1.34 nicm 483: /* ARGSUSED */
1.1 nicm 484: void
1.29 nicm 485: window_copy_mouse(
486: struct window_pane *wp, unused struct client *c, struct mouse_event *m)
1.1 nicm 487: {
488: struct window_copy_mode_data *data = wp->modedata;
489: struct screen *s = &data->screen;
490:
1.29 nicm 491: if ((m->b & 3) == 3)
1.1 nicm 492: return;
1.29 nicm 493: if (m->x >= screen_size_x(s))
1.1 nicm 494: return;
1.29 nicm 495: if (m->y >= screen_size_y(s))
1.1 nicm 496: return;
497:
1.29 nicm 498: window_copy_update_cursor(wp, m->x, m->y);
1.1 nicm 499: if (window_copy_update_selection(wp))
1.35 nicm 500: window_copy_redraw_screen(wp);
1.1 nicm 501: }
502:
503: void
1.21 nicm 504: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
505: {
506: struct window_copy_mode_data *data = wp->modedata;
507: struct screen *s = &wp->base;
508: struct grid *gd = s->grid;
509: u_int offset, gap;
510:
511: data->cx = px;
512:
513: gap = gd->sy / 4;
514: if (py < gd->sy) {
515: offset = 0;
516: data->cy = py;
517: } else if (py > gd->hsize + gd->sy - gap) {
518: offset = gd->hsize;
519: data->cy = py - gd->hsize;
520: } else {
521: offset = py + gap - gd->sy;
522: data->cy = py - offset;
523: }
1.35 nicm 524: data->oy = gd->hsize - offset;
1.21 nicm 525:
1.38 nicm 526: window_copy_update_selection(wp);
1.21 nicm 527: window_copy_redraw_screen(wp);
528: }
529:
530: int
531: window_copy_search_compare(
532: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
533: {
534: const struct grid_cell *gc, *sgc;
535: const struct grid_utf8 *gu, *sgu;
536:
537: gc = grid_peek_cell(gd, px, py);
538: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 539:
1.21 nicm 540: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
541: return (0);
542:
543: if (gc->flags & GRID_FLAG_UTF8) {
544: gu = grid_peek_utf8(gd, px, py);
545: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 546: if (grid_utf8_compare(gu, sgu))
1.21 nicm 547: return (1);
548: } else {
549: if (gc->data == sgc->data)
550: return (1);
551: }
552: return (0);
553: }
554:
555: int
556: window_copy_search_lr(struct grid *gd,
557: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
558: {
559: u_int ax, bx, px;
560:
561: for (ax = first; ax < last; ax++) {
562: if (ax + sgd->sx >= gd->sx)
563: break;
564: for (bx = 0; bx < sgd->sx; bx++) {
565: px = ax + bx;
566: if (!window_copy_search_compare(gd, px, py, sgd, bx))
567: break;
568: }
569: if (bx == sgd->sx) {
570: *ppx = ax;
571: return (1);
572: }
573: }
574: return (0);
575: }
576:
577: int
578: window_copy_search_rl(struct grid *gd,
579: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
580: {
581: u_int ax, bx, px;
582:
583: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 584: if (gd->sx - (ax - 1) < sgd->sx)
585: continue;
1.21 nicm 586: for (bx = 0; bx < sgd->sx; bx++) {
587: px = ax - 1 + bx;
588: if (!window_copy_search_compare(gd, px, py, sgd, bx))
589: break;
590: }
591: if (bx == sgd->sx) {
592: *ppx = ax - 1;
593: return (1);
594: }
595: }
596: return (0);
597: }
598:
599: void
600: window_copy_search_up(struct window_pane *wp, const char *searchstr)
601: {
602: struct window_copy_mode_data *data = wp->modedata;
603: struct screen *s = &wp->base, ss;
604: struct screen_write_ctx ctx;
605: struct grid *gd = s->grid, *sgd;
606: struct grid_cell gc;
607: size_t searchlen;
608: u_int i, last, fx, fy, px;
609: int utf8flag, n, wrapped;
610:
611: if (*searchstr == '\0')
612: return;
613: utf8flag = options_get_number(&wp->window->options, "utf8");
614: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
615:
616: screen_init(&ss, searchlen, 1, 0);
617: screen_write_start(&ctx, NULL, &ss);
618: memcpy(&gc, &grid_default_cell, sizeof gc);
619: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
620: screen_write_stop(&ctx);
621:
622: fx = data->cx;
623: fy = gd->hsize - data->oy + data->cy;
624:
625: if (fx == 0) {
626: if (fy == 0)
627: return;
628: fx = gd->sx - 1;
629: fy--;
630: } else
631: fx--;
632: n = wrapped = 0;
633:
634: retry:
635: sgd = ss.grid;
636: for (i = fy + 1; i > 0; i--) {
637: last = screen_size_x(s);
638: if (i == fy + 1)
639: last = fx;
640: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
641: if (n) {
642: window_copy_scroll_to(wp, px, i - 1);
643: break;
644: }
645: }
646: if (!n && !wrapped) {
647: fx = gd->sx - 1;
648: fy = gd->hsize + gd->sy - 1;
649: wrapped = 1;
650: goto retry;
651: }
652:
653: screen_free(&ss);
654: }
655:
656: void
657: window_copy_search_down(struct window_pane *wp, const char *searchstr)
658: {
659: struct window_copy_mode_data *data = wp->modedata;
660: struct screen *s = &wp->base, ss;
661: struct screen_write_ctx ctx;
662: struct grid *gd = s->grid, *sgd;
663: struct grid_cell gc;
664: size_t searchlen;
665: u_int i, first, fx, fy, px;
666: int utf8flag, n, wrapped;
667:
668: if (*searchstr == '\0')
669: return;
670: utf8flag = options_get_number(&wp->window->options, "utf8");
671: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
672:
673: screen_init(&ss, searchlen, 1, 0);
674: screen_write_start(&ctx, NULL, &ss);
675: memcpy(&gc, &grid_default_cell, sizeof gc);
676: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
677: screen_write_stop(&ctx);
678:
679: fx = data->cx;
680: fy = gd->hsize - data->oy + data->cy;
681:
682: if (fx == gd->sx - 1) {
683: if (fy == gd->hsize + gd->sy)
684: return;
685: fx = 0;
686: fy++;
687: } else
688: fx++;
689: n = wrapped = 0;
690:
691: retry:
692: sgd = ss.grid;
693: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
694: first = 0;
695: if (i == fy + 1)
696: first = fx;
697: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
698: if (n) {
699: window_copy_scroll_to(wp, px, i - 1);
700: break;
701: }
702: }
703: if (!n && !wrapped) {
704: fx = 0;
705: fy = 0;
706: wrapped = 1;
707: goto retry;
708: }
709:
710: screen_free(&ss);
711: }
712:
713: void
714: window_copy_goto_line(struct window_pane *wp, const char *linestr)
715: {
716: struct window_copy_mode_data *data = wp->modedata;
717: const char *errstr;
718: u_int lineno;
719:
720: lineno = strtonum(linestr, 0, screen_hsize(&wp->base), &errstr);
721: if (errstr != NULL)
722: return;
1.35 nicm 723:
1.21 nicm 724: data->oy = lineno;
1.38 nicm 725: window_copy_update_selection(wp);
1.21 nicm 726: window_copy_redraw_screen(wp);
727: }
728:
729: void
1.18 nicm 730: window_copy_write_line(
731: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 732: {
733: struct window_copy_mode_data *data = wp->modedata;
734: struct screen *s = &data->screen;
1.27 nicm 735: struct options *oo = &wp->window->options;
1.1 nicm 736: struct grid_cell gc;
737: char hdr[32];
1.21 nicm 738: size_t last, xoff = 0, size = 0;
739:
740: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 741: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
742: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
743: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 744:
1.21 nicm 745: last = screen_size_y(s) - 1;
1.1 nicm 746: if (py == 0) {
747: size = xsnprintf(hdr, sizeof hdr,
1.18 nicm 748: "[%u/%u]", data->oy, screen_hsize(&wp->base));
1.1 nicm 749: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
750: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 751: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
752: xoff = size = xsnprintf(hdr, sizeof hdr,
753: "%s: %s", data->inputprompt, data->inputstr);
754: screen_write_cursormove(ctx, 0, last);
755: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 756: } else
757: size = 0;
758:
1.21 nicm 759: screen_write_cursormove(ctx, xoff, py);
760: screen_write_copy(ctx, &wp->base, xoff, (screen_hsize(&wp->base) -
1.1 nicm 761: data->oy) + py, screen_size_x(s) - size, 1);
1.18 nicm 762:
763: if (py == data->cy && data->cx == screen_size_x(s)) {
764: memcpy(&gc, &grid_default_cell, sizeof gc);
765: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
766: screen_write_putc(ctx, &gc, '$');
767: }
1.1 nicm 768: }
769:
770: void
771: window_copy_write_lines(
772: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
773: {
774: u_int yy;
775:
776: for (yy = py; yy < py + ny; yy++)
777: window_copy_write_line(wp, ctx, py);
778: }
779:
780: void
781: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
782: {
783: struct window_copy_mode_data *data = wp->modedata;
784: struct screen_write_ctx ctx;
785: u_int i;
786:
787: screen_write_start(&ctx, wp, NULL);
788: for (i = py; i < py + ny; i++)
789: window_copy_write_line(wp, &ctx, i);
790: screen_write_cursormove(&ctx, data->cx, data->cy);
791: screen_write_stop(&ctx);
792: }
793:
794: void
795: window_copy_redraw_screen(struct window_pane *wp)
796: {
797: struct window_copy_mode_data *data = wp->modedata;
798:
799: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
800: }
801:
802: void
1.18 nicm 803: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 804: {
805: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 806: struct screen *s = &data->screen;
1.1 nicm 807: struct screen_write_ctx ctx;
1.18 nicm 808: u_int old_cx, old_cy;
1.1 nicm 809:
1.18 nicm 810: old_cx = data->cx; old_cy = data->cy;
811: data->cx = cx; data->cy = cy;
812: if (old_cx == screen_size_x(s))
813: window_copy_redraw_lines(wp, old_cy, 1);
814: if (data->cx == screen_size_x(s))
815: window_copy_redraw_lines(wp, data->cy, 1);
816: else {
817: screen_write_start(&ctx, wp, NULL);
818: screen_write_cursormove(&ctx, data->cx, data->cy);
819: screen_write_stop(&ctx);
820: }
1.1 nicm 821: }
822:
823: void
824: window_copy_start_selection(struct window_pane *wp)
825: {
826: struct window_copy_mode_data *data = wp->modedata;
827: struct screen *s = &data->screen;
828:
1.18 nicm 829: data->selx = data->cx;
1.1 nicm 830: data->sely = screen_hsize(&wp->base) + data->cy - data->oy;
831:
832: s->sel.flag = 1;
833: window_copy_update_selection(wp);
834: }
835:
836: int
837: window_copy_update_selection(struct window_pane *wp)
838: {
839: struct window_copy_mode_data *data = wp->modedata;
840: struct screen *s = &data->screen;
1.27 nicm 841: struct options *oo = &wp->window->options;
1.1 nicm 842: struct grid_cell gc;
1.42 nicm 843: u_int sx, sy, ty, cy;
1.1 nicm 844:
845: if (!s->sel.flag)
846: return (0);
847:
848: /* Set colours. */
849: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 850: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
851: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
852: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 853:
1.18 nicm 854: /* Find top of screen. */
1.1 nicm 855: ty = screen_hsize(&wp->base) - data->oy;
856:
857: /* Adjust the selection. */
858: sx = data->selx;
859: sy = data->sely;
1.18 nicm 860: if (sy < ty) { /* above screen */
1.42 nicm 861: if (!data->rectflag)
862: sx = 0;
1.1 nicm 863: sy = 0;
1.18 nicm 864: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 865: if (!data->rectflag)
866: sx = screen_size_x(s) - 1;
1.1 nicm 867: sy = screen_size_y(s) - 1;
1.18 nicm 868: } else
1.1 nicm 869: sy -= ty;
870: sy = screen_hsize(s) + sy;
871:
1.42 nicm 872: screen_set_selection(s,
873: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
874:
875: if (data->rectflag) {
876: /*
877: * Can't rely on the caller to redraw the right lines for
878: * rectangle selection - find the highest line and the number
879: * of lines, and redraw just past that in both directions
880: */
881: cy = data->cy;
882: if (sy < cy)
883: window_copy_redraw_lines(wp, sy, cy - sy + 1);
884: else
885: window_copy_redraw_lines(wp, cy, sy - cy + 1);
886: }
887:
1.1 nicm 888: return (1);
889: }
890:
891: void
892: window_copy_copy_selection(struct window_pane *wp, struct client *c)
893: {
894: struct window_copy_mode_data *data = wp->modedata;
895: struct screen *s = &data->screen;
896: char *buf;
1.42 nicm 897: size_t off;
898: u_int i, xx, yy, sx, sy, ex, ey, limit;
899: u_int firstsx, lastex, restex, restsx;
1.1 nicm 900:
901: if (!s->sel.flag)
902: return;
903:
904: buf = xmalloc(1);
905: off = 0;
906:
907: *buf = '\0';
908:
909: /*
910: * The selection extends from selx,sely to (adjusted) cx,cy on
911: * the base screen.
912: */
913:
914: /* Find start and end. */
1.18 nicm 915: xx = data->cx;
1.1 nicm 916: yy = screen_hsize(&wp->base) + data->cy - data->oy;
1.2 nicm 917: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 918: sx = xx; sy = yy;
919: ex = data->selx; ey = data->sely;
920: } else {
921: sx = data->selx; sy = data->sely;
922: ex = xx; ey = yy;
923: }
924:
925: /* Trim ex to end of line. */
926: xx = window_copy_find_length(wp, ey);
927: if (ex > xx)
928: ex = xx;
929:
1.42 nicm 930: /*
931: * Deal with rectangle-copy if necessary; four situations: start of
932: * first line (firstsx), end of last line (lastex), start (restsx) and
933: * end (restex) of all other lines.
934: */
935: xx = screen_size_x(s);
936: if (data->rectflag) {
937: /*
938: * Need to ignore the column with the cursor in it, which for
939: * rectangular copy means knowing which side the cursor is on.
940: */
941: if (data->selx < data->cx) {
942: /* Selection start is on the left. */
943: lastex = data->cx;
944: restex = data->cx;
945: firstsx = data->selx;
946: restsx = data->selx;
947: } else {
948: /* Cursor is on the left. */
949: lastex = data->selx + 1;
950: restex = data->selx + 1;
951: firstsx = data->cx + 1;
952: restsx = data->cx + 1;
953: }
954: } else {
955: /*
956: * Like emacs, keep the top-left-most character, and drop the
957: * bottom-right-most, regardless of copy direction.
958: */
959: lastex = ex;
960: restex = xx;
961: firstsx = sx;
962: restsx = 0;
963: }
964:
1.1 nicm 965: /* Copy the lines. */
966: if (sy == ey)
1.42 nicm 967: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 968: else {
1.42 nicm 969: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 970: if (ey - sy > 1) {
1.42 nicm 971: for (i = sy + 1; i < ey; i++) {
972: window_copy_copy_line(
973: wp, &buf, &off, i, restsx, restex);
974: }
1.1 nicm 975: }
1.42 nicm 976: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 977: }
978:
1.26 nicm 979: /* Don't bother if no data. */
980: if (off == 0) {
981: xfree(buf);
982: return;
983: }
984: off--; /* remove final \n */
1.1 nicm 985:
986: /* Add the buffer to the stack. */
987: limit = options_get_number(&c->session->options, "buffer-limit");
1.26 nicm 988: paste_add(&c->session->buffers, buf, off, limit);
1.1 nicm 989: }
990:
991: void
992: window_copy_copy_line(struct window_pane *wp,
993: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
994: {
1.16 nicm 995: struct grid *gd = wp->base.grid;
1.35 nicm 996: const struct grid_cell *gc;
997: const struct grid_utf8 *gu;
1.16 nicm 998: struct grid_line *gl;
1.32 nicm 999: u_int i, xx, wrapped = 0;
1000: size_t size;
1.1 nicm 1001:
1002: if (sx > ex)
1003: return;
1004:
1.16 nicm 1005: /*
1006: * Work out if the line was wrapped at the screen edge and all of it is
1007: * on screen.
1008: */
1009: gl = &gd->linedata[sy];
1.35 nicm 1010: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1011: wrapped = 1;
1012:
1013: /* If the line was wrapped, don't strip spaces (use the full length). */
1014: if (wrapped)
1015: xx = gl->cellsize;
1016: else
1017: xx = window_copy_find_length(wp, sy);
1.1 nicm 1018: if (ex > xx)
1019: ex = xx;
1020: if (sx > xx)
1021: sx = xx;
1022:
1023: if (sx < ex) {
1024: for (i = sx; i < ex; i++) {
1.16 nicm 1025: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1026: if (gc->flags & GRID_FLAG_PADDING)
1027: continue;
1028: if (!(gc->flags & GRID_FLAG_UTF8)) {
1029: *buf = xrealloc(*buf, 1, (*off) + 1);
1030: (*buf)[(*off)++] = gc->data;
1031: } else {
1.16 nicm 1032: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1033: size = grid_utf8_size(gu);
1034: *buf = xrealloc(*buf, 1, (*off) + size);
1035: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1036: }
1037: }
1038: }
1039:
1.16 nicm 1040: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1041: if (!wrapped || ex != xx) {
1.16 nicm 1042: *buf = xrealloc(*buf, 1, (*off) + 1);
1043: (*buf)[(*off)++] = '\n';
1044: }
1.1 nicm 1045: }
1046:
1047: int
1.41 nicm 1048: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1049: {
1050: const struct grid_cell *gc;
1051:
1052: gc = grid_peek_cell(wp->base.grid, px, py);
1053: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1054: return (0);
1055: if (gc->data == 0x00 || gc->data == 0x7f)
1056: return (0);
1.41 nicm 1057: return (strchr(set, gc->data) != NULL);
1.1 nicm 1058: }
1059:
1060: u_int
1061: window_copy_find_length(struct window_pane *wp, u_int py)
1062: {
1063: const struct grid_cell *gc;
1064: u_int px;
1065:
1.4 nicm 1066: /*
1067: * If the pane has been resized, its grid can contain old overlong
1068: * lines. grid_peek_cell does not allow accessing cells beyond the
1069: * width of the grid, and screen_write_copy treats them as spaces, so
1070: * ignore them here too.
1071: */
1.15 nicm 1072: px = wp->base.grid->linedata[py].cellsize;
1.4 nicm 1073: if (px > screen_size_x(&wp->base))
1074: px = screen_size_x(&wp->base);
1.1 nicm 1075: while (px > 0) {
1076: gc = grid_peek_cell(wp->base.grid, px - 1, py);
1077: if (gc->flags & GRID_FLAG_UTF8)
1078: break;
1079: if (gc->data != ' ')
1080: break;
1081: px--;
1082: }
1083: return (px);
1084: }
1085:
1086: void
1.5 nicm 1087: window_copy_cursor_start_of_line(struct window_pane *wp)
1088: {
1089: struct window_copy_mode_data *data = wp->modedata;
1090:
1.18 nicm 1091: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1092: if (window_copy_update_selection(wp))
1093: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1094: }
1095:
1096: void
1097: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1098: {
1099: struct window_copy_mode_data *data = wp->modedata;
1100: u_int px, py, xx;
1101: const struct grid_cell *gc;
1102:
1103: px = 0;
1104: py = screen_hsize(&wp->base) + data->cy - data->oy;
1105: xx = window_copy_find_length(wp, py);
1106:
1107: while (px < xx) {
1108: gc = grid_peek_cell(wp->base.grid, px, py);
1109: if (gc->flags & GRID_FLAG_UTF8)
1110: break;
1111: if (gc->data != ' ')
1112: break;
1113: px++;
1114: }
1115:
1.18 nicm 1116: window_copy_update_cursor(wp, px, data->cy);
1117: if (window_copy_update_selection(wp))
1118: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1119: }
1120:
1121: void
1122: window_copy_cursor_end_of_line(struct window_pane *wp)
1123: {
1124: struct window_copy_mode_data *data = wp->modedata;
1125: u_int px, py;
1126:
1127: py = screen_hsize(&wp->base) + data->cy - data->oy;
1128: px = window_copy_find_length(wp, py);
1129:
1.18 nicm 1130: window_copy_update_cursor(wp, px, data->cy);
1131: if (window_copy_update_selection(wp))
1132: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1133: }
1134:
1135: void
1.1 nicm 1136: window_copy_cursor_left(struct window_pane *wp)
1137: {
1138: struct window_copy_mode_data *data = wp->modedata;
1139:
1140: if (data->cx == 0) {
1.28 nicm 1141: window_copy_cursor_up(wp, 0);
1.18 nicm 1142: window_copy_cursor_end_of_line(wp);
1.1 nicm 1143: } else {
1.18 nicm 1144: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1145: if (window_copy_update_selection(wp))
1146: window_copy_redraw_lines(wp, data->cy, 1);
1147: }
1148: }
1149:
1150: void
1151: window_copy_cursor_right(struct window_pane *wp)
1152: {
1153: struct window_copy_mode_data *data = wp->modedata;
1154: u_int px, py;
1155:
1156: py = screen_hsize(&wp->base) + data->cy - data->oy;
1157: px = window_copy_find_length(wp, py);
1158:
1159: if (data->cx >= px) {
1160: window_copy_cursor_start_of_line(wp);
1.28 nicm 1161: window_copy_cursor_down(wp, 0);
1.1 nicm 1162: } else {
1.18 nicm 1163: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1164: if (window_copy_update_selection(wp))
1165: window_copy_redraw_lines(wp, data->cy, 1);
1166: }
1167: }
1168:
1169: void
1.28 nicm 1170: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1171: {
1172: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1173: struct screen *s = &data->screen;
1.1 nicm 1174: u_int ox, oy, px, py;
1175:
1176: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1177: ox = window_copy_find_length(wp, oy);
1.25 nicm 1178: if (ox != 0) {
1179: data->lastcx = data->cx;
1180: data->lastsx = ox;
1181: }
1.1 nicm 1182:
1.25 nicm 1183: data->cx = data->lastcx;
1.28 nicm 1184: if (scroll_only || data->cy == 0) {
1.1 nicm 1185: window_copy_scroll_down(wp, 1);
1.36 nicm 1186: if (scroll_only) {
1187: if (data->cy == screen_size_y(s) - 1)
1188: window_copy_redraw_lines(wp, data->cy, 1);
1189: else
1190: window_copy_redraw_lines(wp, data->cy, 2);
1191: }
1.28 nicm 1192: } else {
1.18 nicm 1193: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1194: if (window_copy_update_selection(wp)) {
1195: if (data->cy == screen_size_y(s) - 1)
1196: window_copy_redraw_lines(wp, data->cy, 1);
1197: else
1198: window_copy_redraw_lines(wp, data->cy, 2);
1199: }
1.1 nicm 1200: }
1201:
1202: py = screen_hsize(&wp->base) + data->cy - data->oy;
1203: px = window_copy_find_length(wp, py);
1.25 nicm 1204: if (data->cx >= data->lastsx || data->cx > px)
1.1 nicm 1205: window_copy_cursor_end_of_line(wp);
1206: }
1207:
1208: void
1.28 nicm 1209: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1210: {
1211: struct window_copy_mode_data *data = wp->modedata;
1212: struct screen *s = &data->screen;
1213: u_int ox, oy, px, py;
1214:
1215: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1216: ox = window_copy_find_length(wp, oy);
1.25 nicm 1217: if (ox != 0) {
1218: data->lastcx = data->cx;
1219: data->lastsx = ox;
1220: }
1.1 nicm 1221:
1.25 nicm 1222: data->cx = data->lastcx;
1.28 nicm 1223: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1224: window_copy_scroll_up(wp, 1);
1.31 nicm 1225: if (scroll_only && data->cy > 0)
1.28 nicm 1226: window_copy_redraw_lines(wp, data->cy - 1, 2);
1227: } else {
1.18 nicm 1228: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1229: if (window_copy_update_selection(wp))
1230: window_copy_redraw_lines(wp, data->cy - 1, 2);
1231: }
1232:
1233: py = screen_hsize(&wp->base) + data->cy - data->oy;
1234: px = window_copy_find_length(wp, py);
1.25 nicm 1235: if (data->cx >= data->lastsx || data->cx > px)
1.1 nicm 1236: window_copy_cursor_end_of_line(wp);
1237: }
1238:
1239: void
1.41 nicm 1240: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1241: {
1242: struct window_copy_mode_data *data = wp->modedata;
1243: struct screen *base_s = &wp->base;
1244: u_int px, py, xx, yy;
1245:
1246: px = data->cx;
1247: py = screen_hsize(base_s) + data->cy - data->oy;
1248: xx = window_copy_find_length(wp, py);
1249: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1250:
1251: /* Are we in a word? Skip it! */
1.41 nicm 1252: while (!window_copy_in_set(wp, px, py, separators))
1.40 nicm 1253: px++;
1254:
1255: /* Find the start of a word. */
1.41 nicm 1256: while (px > xx || window_copy_in_set(wp, px, py, separators)) {
1.40 nicm 1257: /* Past the end of the line? Nothing but spaces. */
1258: if (px > xx) {
1259: if (py == yy)
1260: return;
1261: window_copy_cursor_down(wp, 0);
1262: px = 0;
1263:
1264: py = screen_hsize(base_s) + data->cy - data->oy;
1265: xx = window_copy_find_length(wp, py);
1.45 ! nicm 1266: } else
! 1267: px++;
1.40 nicm 1268: }
1269:
1270: window_copy_update_cursor(wp, px, data->cy);
1271: if (window_copy_update_selection(wp))
1272: window_copy_redraw_lines(wp, data->cy, 1);
1273: }
1274:
1275: void
1.41 nicm 1276: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1277: {
1278: struct window_copy_mode_data *data = wp->modedata;
1.39 nicm 1279: struct screen *base_s = &wp->base;
1280: u_int px, py, xx, yy;
1.1 nicm 1281:
1.18 nicm 1282: px = data->cx;
1.39 nicm 1283: py = screen_hsize(base_s) + data->cy - data->oy;
1.1 nicm 1284: xx = window_copy_find_length(wp, py);
1.39 nicm 1285: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1.1 nicm 1286:
1.39 nicm 1287: /* Are we on spaces? Skip 'em! */
1.41 nicm 1288: while (px > xx || window_copy_in_set(wp, px, py, separators)) {
1.39 nicm 1289: /* Nothing but spaces past the end of the line, so move down. */
1290: if (px > xx) {
1291: if (py == yy)
1292: return;
1293: window_copy_cursor_down(wp, 0);
1294: px = 0;
1.1 nicm 1295:
1.39 nicm 1296: py = screen_hsize(base_s) + data->cy - data->oy;
1297: xx = window_copy_find_length(wp, py);
1.45 ! nicm 1298: } else
! 1299: px++;
1.39 nicm 1300: }
1.1 nicm 1301:
1.39 nicm 1302: /* Find the end of this word. */
1.41 nicm 1303: while (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1304: px++;
1.18 nicm 1305:
1306: window_copy_update_cursor(wp, px, data->cy);
1307: if (window_copy_update_selection(wp))
1308: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1309: }
1310:
1.8 nicm 1311: /* Move to the previous place where a word begins. */
1.1 nicm 1312: void
1.41 nicm 1313: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1314: {
1315: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1316: u_int px, py;
1.1 nicm 1317:
1.18 nicm 1318: px = data->cx;
1.1 nicm 1319: py = screen_hsize(&wp->base) + data->cy - data->oy;
1320:
1.8 nicm 1321: /* Move back to the previous word character. */
1.1 nicm 1322: for (;;) {
1.8 nicm 1323: if (px > 0) {
1324: px--;
1.41 nicm 1325: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1326: break;
1.8 nicm 1327: } else {
1328: if (data->cy == 0 &&
1329: (screen_hsize(&wp->base) == 0 ||
1330: data->oy >= screen_hsize(&wp->base) - 1))
1331: goto out;
1.28 nicm 1332: window_copy_cursor_up(wp, 0);
1.1 nicm 1333:
1.39 nicm 1334: py = screen_hsize(&wp->base) + data->cy - data->oy;
1.8 nicm 1335: px = window_copy_find_length(wp, py);
1.1 nicm 1336: }
1.8 nicm 1337: }
1.1 nicm 1338:
1.8 nicm 1339: /* Move back to the beginning of this word. */
1.41 nicm 1340: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1341: px--;
1.8 nicm 1342:
1.1 nicm 1343: out:
1.18 nicm 1344: window_copy_update_cursor(wp, px, data->cy);
1345: if (window_copy_update_selection(wp))
1346: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1347: }
1348:
1349: void
1350: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1351: {
1352: struct window_copy_mode_data *data = wp->modedata;
1353: struct screen *s = &data->screen;
1354: struct screen_write_ctx ctx;
1355:
1356: if (data->oy < ny)
1357: ny = data->oy;
1358: if (ny == 0)
1359: return;
1360: data->oy -= ny;
1361:
1362: screen_write_start(&ctx, wp, NULL);
1363: screen_write_cursormove(&ctx, 0, 0);
1364: screen_write_deleteline(&ctx, ny);
1365: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1366: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1367: if (screen_size_y(s) > 1)
1368: window_copy_write_line(wp, &ctx, 1);
1369: if (screen_size_y(s) > 3)
1370: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1371: if (s->sel.flag && screen_size_y(s) > ny) {
1372: window_copy_update_selection(wp);
1.1 nicm 1373: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1374: }
1.1 nicm 1375: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1376: window_copy_update_selection(wp);
1.1 nicm 1377: screen_write_stop(&ctx);
1378: }
1379:
1380: void
1381: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1382: {
1383: struct window_copy_mode_data *data = wp->modedata;
1384: struct screen *s = &data->screen;
1385: struct screen_write_ctx ctx;
1386:
1387: if (ny > screen_hsize(&wp->base))
1388: return;
1389:
1390: if (data->oy > screen_hsize(&wp->base) - ny)
1391: ny = screen_hsize(&wp->base) - data->oy;
1392: if (ny == 0)
1393: return;
1394: data->oy += ny;
1395:
1396: screen_write_start(&ctx, wp, NULL);
1397: screen_write_cursormove(&ctx, 0, 0);
1398: screen_write_insertline(&ctx, ny);
1399: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1400: if (s->sel.flag && screen_size_y(s) > ny) {
1401: window_copy_update_selection(wp);
1.1 nicm 1402: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1403: } else if (ny == 1) /* nuke position */
1.1 nicm 1404: window_copy_write_line(wp, &ctx, 1);
1405: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1406: window_copy_update_selection(wp);
1.1 nicm 1407: screen_write_stop(&ctx);
1408: }
1.42 nicm 1409:
1410: void
1411: window_copy_rectangle_toggle(struct window_pane *wp)
1412: {
1413: struct window_copy_mode_data *data = wp->modedata;
1414:
1415: data->rectflag = !data->rectflag;
1416:
1417: window_copy_update_selection(wp);
1418: window_copy_redraw_screen(wp);
1419: }
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