Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.48
1.48 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.47 2010/02/22 20:28:21 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 *);
1.47 nicm 55: void window_copy_clear_selection(struct window_pane *);
1.1 nicm 56: void window_copy_copy_line(
57: struct window_pane *, char **, size_t *, u_int, u_int, u_int);
1.41 nicm 58: int window_copy_in_set(struct window_pane *, u_int, u_int, const char *);
1.1 nicm 59: u_int window_copy_find_length(struct window_pane *, u_int);
60: void window_copy_cursor_start_of_line(struct window_pane *);
1.6 nicm 61: void window_copy_cursor_back_to_indentation(struct window_pane *);
1.1 nicm 62: void window_copy_cursor_end_of_line(struct window_pane *);
63: void window_copy_cursor_left(struct window_pane *);
64: void window_copy_cursor_right(struct window_pane *);
1.28 nicm 65: void window_copy_cursor_up(struct window_pane *, int);
66: void window_copy_cursor_down(struct window_pane *, int);
1.41 nicm 67: void window_copy_cursor_next_word(struct window_pane *, const char *);
68: void window_copy_cursor_next_word_end(struct window_pane *, const char *);
69: void window_copy_cursor_previous_word(struct window_pane *, const char *);
1.1 nicm 70: void window_copy_scroll_up(struct window_pane *, u_int);
71: void window_copy_scroll_down(struct window_pane *, u_int);
1.42 nicm 72: void window_copy_rectangle_toggle(struct window_pane *);
1.1 nicm 73:
74: const struct window_mode window_copy_mode = {
75: window_copy_init,
76: window_copy_free,
77: window_copy_resize,
78: window_copy_key,
79: window_copy_mouse,
80: NULL,
81: };
82:
1.21 nicm 83: enum window_copy_input_type {
84: WINDOW_COPY_OFF,
85: WINDOW_COPY_SEARCHUP,
86: WINDOW_COPY_SEARCHDOWN,
87: WINDOW_COPY_GOTOLINE,
88: };
89:
1.1 nicm 90: struct window_copy_mode_data {
91: struct screen screen;
92:
1.21 nicm 93: struct mode_key_data mdata;
94:
95: u_int oy;
96:
97: u_int selx;
98: u_int sely;
1.1 nicm 99:
1.42 nicm 100: u_int rectflag; /* are we in rectangle copy mode? */
101:
1.21 nicm 102: u_int cx;
103: u_int cy;
1.1 nicm 104:
1.25 nicm 105: u_int lastcx; /* position in last line with content */
106: u_int lastsx; /* size of last line with content */
107:
1.21 nicm 108: enum window_copy_input_type inputtype;
109: const char *inputprompt;
110: char *inputstr;
1.1 nicm 111:
1.21 nicm 112: enum window_copy_input_type searchtype;
113: char *searchstr;
1.1 nicm 114: };
115:
116: struct screen *
117: window_copy_init(struct window_pane *wp)
118: {
119: struct window_copy_mode_data *data;
120: struct screen *s;
121: struct screen_write_ctx ctx;
122: u_int i;
1.10 nicm 123: int keys;
1.1 nicm 124:
125: wp->modedata = data = xmalloc(sizeof *data);
126: data->oy = 0;
127: data->cx = wp->base.cx;
128: data->cy = wp->base.cy;
129:
1.25 nicm 130: data->lastcx = 0;
131: data->lastsx = 0;
132:
1.42 nicm 133: data->rectflag = 0;
134:
1.21 nicm 135: data->inputtype = WINDOW_COPY_OFF;
136: data->inputprompt = NULL;
137: data->inputstr = xstrdup("");
138:
139: data->searchtype = WINDOW_COPY_OFF;
140: data->searchstr = NULL;
141:
1.46 nicm 142: wp->flags |= PANE_FREEZE;
143: bufferevent_disable(wp->event, EV_READ|EV_WRITE);
144:
1.1 nicm 145: s = &data->screen;
146: screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
1.13 nicm 147: if (options_get_number(&wp->window->options, "mode-mouse"))
148: s->mode |= MODE_MOUSE;
1.1 nicm 149:
1.10 nicm 150: keys = options_get_number(&wp->window->options, "mode-keys");
151: if (keys == MODEKEY_EMACS)
1.12 nicm 152: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
1.10 nicm 153: else
1.12 nicm 154: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
1.1 nicm 155:
156: s->cx = data->cx;
157: s->cy = data->cy;
158:
159: screen_write_start(&ctx, NULL, s);
160: for (i = 0; i < screen_size_y(s); i++)
161: window_copy_write_line(wp, &ctx, i);
162: screen_write_cursormove(&ctx, data->cx, data->cy);
163: screen_write_stop(&ctx);
164:
165: return (s);
166: }
167:
168: void
169: window_copy_free(struct window_pane *wp)
170: {
171: struct window_copy_mode_data *data = wp->modedata;
1.46 nicm 172:
173: wp->flags &= ~PANE_FREEZE;
174: bufferevent_enable(wp->event, EV_READ|EV_WRITE);
1.1 nicm 175:
1.21 nicm 176: if (data->searchstr != NULL)
177: xfree(data->searchstr);
178: xfree(data->inputstr);
179:
1.1 nicm 180: screen_free(&data->screen);
1.21 nicm 181:
1.1 nicm 182: xfree(data);
183: }
184:
185: void
186: window_copy_pageup(struct window_pane *wp)
187: {
188: struct window_copy_mode_data *data = wp->modedata;
189: struct screen *s = &data->screen;
1.19 nicm 190: u_int n;
1.1 nicm 191:
1.19 nicm 192: n = 1;
193: if (screen_size_y(s) > 2)
194: n = screen_size_y(s) - 2;
195: if (data->oy + n > screen_hsize(&wp->base))
1.1 nicm 196: data->oy = screen_hsize(&wp->base);
197: else
1.19 nicm 198: data->oy += n;
1.1 nicm 199: window_copy_update_selection(wp);
200: window_copy_redraw_screen(wp);
201: }
202:
203: void
204: window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
205: {
206: struct window_copy_mode_data *data = wp->modedata;
207: struct screen *s = &data->screen;
208: struct screen_write_ctx ctx;
209:
210: screen_resize(s, sx, sy);
1.35 nicm 211:
1.18 nicm 212: if (data->cy > sy - 1)
213: data->cy = sy - 1;
214: if (data->cx > sx)
215: data->cx = sx;
216:
1.47 nicm 217: window_copy_clear_selection(wp);
1.18 nicm 218:
1.1 nicm 219: screen_write_start(&ctx, NULL, s);
220: window_copy_write_lines(wp, &ctx, 0, screen_size_y(s) - 1);
221: screen_write_stop(&ctx);
1.18 nicm 222:
1.17 nicm 223: window_copy_redraw_screen(wp);
1.1 nicm 224: }
225:
226: void
227: window_copy_key(struct window_pane *wp, struct client *c, int key)
228: {
1.48 ! nicm 229: const char *word_separators;
1.1 nicm 230: struct window_copy_mode_data *data = wp->modedata;
231: struct screen *s = &data->screen;
1.19 nicm 232: u_int n;
1.21 nicm 233: int keys;
1.43 nicm 234: enum mode_key_cmd cmd;
1.21 nicm 235:
236: if (data->inputtype != WINDOW_COPY_OFF) {
237: if (window_copy_key_input(wp, key) != 0)
238: goto input_off;
239: return;
240: }
1.1 nicm 241:
1.43 nicm 242: cmd = mode_key_lookup(&data->mdata, key);
243: switch (cmd) {
1.11 nicm 244: case MODEKEYCOPY_CANCEL:
1.1 nicm 245: window_pane_reset_mode(wp);
246: break;
1.10 nicm 247: case MODEKEYCOPY_LEFT:
1.1 nicm 248: window_copy_cursor_left(wp);
249: return;
1.10 nicm 250: case MODEKEYCOPY_RIGHT:
1.1 nicm 251: window_copy_cursor_right(wp);
1.35 nicm 252: return;
1.10 nicm 253: case MODEKEYCOPY_UP:
1.28 nicm 254: window_copy_cursor_up(wp, 0);
1.1 nicm 255: return;
1.10 nicm 256: case MODEKEYCOPY_DOWN:
1.28 nicm 257: window_copy_cursor_down(wp, 0);
1.1 nicm 258: return;
1.28 nicm 259: case MODEKEYCOPY_SCROLLUP:
260: window_copy_cursor_up(wp, 1);
261: break;
262: case MODEKEYCOPY_SCROLLDOWN:
263: window_copy_cursor_down(wp, 1);
264: break;
1.10 nicm 265: case MODEKEYCOPY_PREVIOUSPAGE:
1.1 nicm 266: window_copy_pageup(wp);
267: break;
1.10 nicm 268: case MODEKEYCOPY_NEXTPAGE:
1.19 nicm 269: n = 1;
270: if (screen_size_y(s) > 2)
271: n = screen_size_y(s) - 2;
1.20 nicm 272: if (data->oy < n)
273: data->oy = 0;
274: else
275: data->oy -= n;
276: window_copy_update_selection(wp);
277: window_copy_redraw_screen(wp);
278: break;
279: case MODEKEYCOPY_HALFPAGEUP:
280: n = screen_size_y(s) / 2;
281: if (data->oy + n > screen_hsize(&wp->base))
282: data->oy = screen_hsize(&wp->base);
283: else
284: data->oy += n;
285: window_copy_update_selection(wp);
286: window_copy_redraw_screen(wp);
287: break;
288: case MODEKEYCOPY_HALFPAGEDOWN:
289: n = screen_size_y(s) / 2;
1.19 nicm 290: if (data->oy < n)
1.1 nicm 291: data->oy = 0;
292: else
1.19 nicm 293: data->oy -= n;
1.30 nicm 294: window_copy_update_selection(wp);
295: window_copy_redraw_screen(wp);
296: break;
297: case MODEKEYCOPY_TOPLINE:
298: data->cx = 0;
299: data->cy = 0;
300: window_copy_update_selection(wp);
301: window_copy_redraw_screen(wp);
302: break;
303: case MODEKEYCOPY_MIDDLELINE:
304: data->cx = 0;
305: data->cy = (screen_size_y(s) - 1) / 2;
306: window_copy_update_selection(wp);
307: window_copy_redraw_screen(wp);
308: break;
309: case MODEKEYCOPY_BOTTOMLINE:
310: data->cx = 0;
311: data->cy = screen_size_y(s) - 1;
1.37 nicm 312: window_copy_update_selection(wp);
313: window_copy_redraw_screen(wp);
314: break;
315: case MODEKEYCOPY_HISTORYTOP:
316: data->cx = 0;
317: data->cy = 0;
318: data->oy = screen_hsize(&wp->base);
319: window_copy_update_selection(wp);
320: window_copy_redraw_screen(wp);
321: break;
322: case MODEKEYCOPY_HISTORYBOTTOM:
323: data->cx = 0;
324: data->cy = screen_size_y(s) - 1;
325: data->oy = 0;
1.1 nicm 326: window_copy_update_selection(wp);
327: window_copy_redraw_screen(wp);
328: break;
1.10 nicm 329: case MODEKEYCOPY_STARTSELECTION:
1.35 nicm 330: window_copy_start_selection(wp);
1.7 nicm 331: window_copy_redraw_screen(wp);
1.1 nicm 332: break;
1.10 nicm 333: case MODEKEYCOPY_CLEARSELECTION:
1.47 nicm 334: window_copy_clear_selection(wp);
1.1 nicm 335: window_copy_redraw_screen(wp);
336: break;
1.10 nicm 337: case MODEKEYCOPY_COPYSELECTION:
1.1 nicm 338: if (c != NULL && c->session != NULL) {
339: window_copy_copy_selection(wp, c);
340: window_pane_reset_mode(wp);
341: }
342: break;
1.10 nicm 343: case MODEKEYCOPY_STARTOFLINE:
1.1 nicm 344: window_copy_cursor_start_of_line(wp);
345: break;
1.10 nicm 346: case MODEKEYCOPY_BACKTOINDENTATION:
1.6 nicm 347: window_copy_cursor_back_to_indentation(wp);
348: break;
1.10 nicm 349: case MODEKEYCOPY_ENDOFLINE:
1.1 nicm 350: window_copy_cursor_end_of_line(wp);
351: break;
1.41 nicm 352: case MODEKEYCOPY_NEXTSPACE:
353: window_copy_cursor_next_word(wp, " ");
354: break;
355: case MODEKEYCOPY_NEXTSPACEEND:
356: window_copy_cursor_next_word_end(wp, " ");
357: break;
1.10 nicm 358: case MODEKEYCOPY_NEXTWORD:
1.48 ! nicm 359: word_separators =
! 360: options_get_string(&wp->window->options, "word-separators");
1.41 nicm 361: window_copy_cursor_next_word(wp, word_separators);
1.1 nicm 362: break;
1.40 nicm 363: case MODEKEYCOPY_NEXTWORDEND:
1.48 ! nicm 364: word_separators =
! 365: options_get_string(&wp->window->options, "word-separators");
1.41 nicm 366: window_copy_cursor_next_word_end(wp, word_separators);
367: break;
368: case MODEKEYCOPY_PREVIOUSSPACE:
369: window_copy_cursor_previous_word(wp, " ");
1.40 nicm 370: break;
1.10 nicm 371: case MODEKEYCOPY_PREVIOUSWORD:
1.48 ! nicm 372: word_separators =
! 373: options_get_string(&wp->window->options, "word-separators");
1.41 nicm 374: window_copy_cursor_previous_word(wp, word_separators);
1.1 nicm 375: break;
1.21 nicm 376: case MODEKEYCOPY_SEARCHUP:
377: data->inputtype = WINDOW_COPY_SEARCHUP;
378: data->inputprompt = "Search Up";
379: goto input_on;
380: case MODEKEYCOPY_SEARCHDOWN:
381: data->inputtype = WINDOW_COPY_SEARCHDOWN;
382: data->inputprompt = "Search Down";
383: goto input_on;
384: case MODEKEYCOPY_SEARCHAGAIN:
1.43 nicm 385: case MODEKEYCOPY_SEARCHREVERSE:
1.21 nicm 386: switch (data->searchtype) {
387: case WINDOW_COPY_OFF:
388: case WINDOW_COPY_GOTOLINE:
389: break;
390: case WINDOW_COPY_SEARCHUP:
1.43 nicm 391: if (cmd == MODEKEYCOPY_SEARCHAGAIN)
392: window_copy_search_up(wp, data->searchstr);
393: else
394: window_copy_search_down(wp, data->searchstr);
1.21 nicm 395: break;
396: case WINDOW_COPY_SEARCHDOWN:
1.43 nicm 397: if (cmd == MODEKEYCOPY_SEARCHAGAIN)
398: window_copy_search_down(wp, data->searchstr);
399: else
400: window_copy_search_up(wp, data->searchstr);
1.21 nicm 401: break;
402: }
403: break;
404: case MODEKEYCOPY_GOTOLINE:
405: data->inputtype = WINDOW_COPY_GOTOLINE;
406: data->inputprompt = "Goto Line";
407: *data->inputstr = '\0';
408: goto input_on;
1.42 nicm 409: case MODEKEYCOPY_RECTANGLETOGGLE:
410: window_copy_rectangle_toggle(wp);
411: return;
1.21 nicm 412: default:
413: break;
414: }
415:
416: return;
417:
418: input_on:
419: keys = options_get_number(&wp->window->options, "mode-keys");
420: if (keys == MODEKEY_EMACS)
421: mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
422: else
423: mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
424:
425: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
426: return;
427:
428: input_off:
429: keys = options_get_number(&wp->window->options, "mode-keys");
430: if (keys == MODEKEY_EMACS)
431: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
432: else
433: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
434:
435: data->inputtype = WINDOW_COPY_OFF;
436: data->inputprompt = NULL;
437:
438: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
439: }
440:
441: int
442: window_copy_key_input(struct window_pane *wp, int key)
443: {
444: struct window_copy_mode_data *data = wp->modedata;
445: struct screen *s = &data->screen;
446: size_t inputlen;
447:
448: switch (mode_key_lookup(&data->mdata, key)) {
449: case MODEKEYEDIT_CANCEL:
450: return (-1);
451: case MODEKEYEDIT_BACKSPACE:
452: inputlen = strlen(data->inputstr);
453: if (inputlen > 0)
454: data->inputstr[inputlen - 1] = '\0';
1.22 nicm 455: break;
456: case MODEKEYEDIT_DELETELINE:
457: *data->inputstr = '\0';
1.21 nicm 458: break;
459: case MODEKEYEDIT_ENTER:
460: switch (data->inputtype) {
461: case WINDOW_COPY_OFF:
462: break;
463: case WINDOW_COPY_SEARCHUP:
464: window_copy_search_up(wp, data->inputstr);
465: data->searchtype = data->inputtype;
466: data->searchstr = xstrdup(data->inputstr);
467: break;
468: case WINDOW_COPY_SEARCHDOWN:
469: window_copy_search_down(wp, data->inputstr);
470: data->searchtype = data->inputtype;
471: data->searchstr = xstrdup(data->inputstr);
472: break;
473: case WINDOW_COPY_GOTOLINE:
474: window_copy_goto_line(wp, data->inputstr);
475: *data->inputstr = '\0';
476: break;
477: }
478: return (1);
479: case MODEKEY_OTHER:
480: if (key < 32 || key > 126)
481: break;
482: inputlen = strlen(data->inputstr) + 2;
1.35 nicm 483:
1.21 nicm 484: data->inputstr = xrealloc(data->inputstr, 1, inputlen);
485: data->inputstr[inputlen - 2] = key;
486: data->inputstr[inputlen - 1] = '\0';
487: break;
1.1 nicm 488: default:
489: break;
490: }
1.21 nicm 491:
492: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
493: return (0);
1.1 nicm 494: }
495:
1.34 nicm 496: /* ARGSUSED */
1.1 nicm 497: void
1.29 nicm 498: window_copy_mouse(
499: struct window_pane *wp, unused struct client *c, struct mouse_event *m)
1.1 nicm 500: {
501: struct window_copy_mode_data *data = wp->modedata;
502: struct screen *s = &data->screen;
503:
1.29 nicm 504: if ((m->b & 3) == 3)
1.1 nicm 505: return;
1.29 nicm 506: if (m->x >= screen_size_x(s))
1.1 nicm 507: return;
1.29 nicm 508: if (m->y >= screen_size_y(s))
1.1 nicm 509: return;
510:
1.29 nicm 511: window_copy_update_cursor(wp, m->x, m->y);
1.1 nicm 512: if (window_copy_update_selection(wp))
1.35 nicm 513: window_copy_redraw_screen(wp);
1.1 nicm 514: }
515:
516: void
1.21 nicm 517: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
518: {
519: struct window_copy_mode_data *data = wp->modedata;
520: struct screen *s = &wp->base;
521: struct grid *gd = s->grid;
522: u_int offset, gap;
523:
524: data->cx = px;
525:
526: gap = gd->sy / 4;
527: if (py < gd->sy) {
528: offset = 0;
529: data->cy = py;
530: } else if (py > gd->hsize + gd->sy - gap) {
531: offset = gd->hsize;
532: data->cy = py - gd->hsize;
533: } else {
534: offset = py + gap - gd->sy;
535: data->cy = py - offset;
536: }
1.35 nicm 537: data->oy = gd->hsize - offset;
1.21 nicm 538:
1.38 nicm 539: window_copy_update_selection(wp);
1.21 nicm 540: window_copy_redraw_screen(wp);
541: }
542:
543: int
544: window_copy_search_compare(
545: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
546: {
547: const struct grid_cell *gc, *sgc;
548: const struct grid_utf8 *gu, *sgu;
549:
550: gc = grid_peek_cell(gd, px, py);
551: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 552:
1.21 nicm 553: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
554: return (0);
555:
556: if (gc->flags & GRID_FLAG_UTF8) {
557: gu = grid_peek_utf8(gd, px, py);
558: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 559: if (grid_utf8_compare(gu, sgu))
1.21 nicm 560: return (1);
561: } else {
562: if (gc->data == sgc->data)
563: return (1);
564: }
565: return (0);
566: }
567:
568: int
569: window_copy_search_lr(struct grid *gd,
570: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
571: {
572: u_int ax, bx, px;
573:
574: for (ax = first; ax < last; ax++) {
575: if (ax + sgd->sx >= gd->sx)
576: break;
577: for (bx = 0; bx < sgd->sx; bx++) {
578: px = ax + bx;
579: if (!window_copy_search_compare(gd, px, py, sgd, bx))
580: break;
581: }
582: if (bx == sgd->sx) {
583: *ppx = ax;
584: return (1);
585: }
586: }
587: return (0);
588: }
589:
590: int
591: window_copy_search_rl(struct grid *gd,
592: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
593: {
594: u_int ax, bx, px;
595:
596: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 597: if (gd->sx - (ax - 1) < sgd->sx)
598: continue;
1.21 nicm 599: for (bx = 0; bx < sgd->sx; bx++) {
600: px = ax - 1 + bx;
601: if (!window_copy_search_compare(gd, px, py, sgd, bx))
602: break;
603: }
604: if (bx == sgd->sx) {
605: *ppx = ax - 1;
606: return (1);
607: }
608: }
609: return (0);
610: }
611:
612: void
613: window_copy_search_up(struct window_pane *wp, const char *searchstr)
614: {
615: struct window_copy_mode_data *data = wp->modedata;
616: struct screen *s = &wp->base, ss;
617: struct screen_write_ctx ctx;
618: struct grid *gd = s->grid, *sgd;
619: struct grid_cell gc;
620: size_t searchlen;
621: u_int i, last, fx, fy, px;
622: int utf8flag, n, wrapped;
623:
624: if (*searchstr == '\0')
625: return;
626: utf8flag = options_get_number(&wp->window->options, "utf8");
627: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
628:
629: screen_init(&ss, searchlen, 1, 0);
630: screen_write_start(&ctx, NULL, &ss);
631: memcpy(&gc, &grid_default_cell, sizeof gc);
632: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
633: screen_write_stop(&ctx);
634:
635: fx = data->cx;
636: fy = gd->hsize - data->oy + data->cy;
637:
638: if (fx == 0) {
639: if (fy == 0)
640: return;
641: fx = gd->sx - 1;
642: fy--;
643: } else
644: fx--;
645: n = wrapped = 0;
646:
647: retry:
648: sgd = ss.grid;
649: for (i = fy + 1; i > 0; i--) {
650: last = screen_size_x(s);
651: if (i == fy + 1)
652: last = fx;
653: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
654: if (n) {
655: window_copy_scroll_to(wp, px, i - 1);
656: break;
657: }
658: }
659: if (!n && !wrapped) {
660: fx = gd->sx - 1;
661: fy = gd->hsize + gd->sy - 1;
662: wrapped = 1;
663: goto retry;
664: }
665:
666: screen_free(&ss);
667: }
668:
669: void
670: window_copy_search_down(struct window_pane *wp, const char *searchstr)
671: {
672: struct window_copy_mode_data *data = wp->modedata;
673: struct screen *s = &wp->base, ss;
674: struct screen_write_ctx ctx;
675: struct grid *gd = s->grid, *sgd;
676: struct grid_cell gc;
677: size_t searchlen;
678: u_int i, first, fx, fy, px;
679: int utf8flag, n, wrapped;
680:
681: if (*searchstr == '\0')
682: return;
683: utf8flag = options_get_number(&wp->window->options, "utf8");
684: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
685:
686: screen_init(&ss, searchlen, 1, 0);
687: screen_write_start(&ctx, NULL, &ss);
688: memcpy(&gc, &grid_default_cell, sizeof gc);
689: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
690: screen_write_stop(&ctx);
691:
692: fx = data->cx;
693: fy = gd->hsize - data->oy + data->cy;
694:
695: if (fx == gd->sx - 1) {
696: if (fy == gd->hsize + gd->sy)
697: return;
698: fx = 0;
699: fy++;
700: } else
701: fx++;
702: n = wrapped = 0;
703:
704: retry:
705: sgd = ss.grid;
706: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
707: first = 0;
708: if (i == fy + 1)
709: first = fx;
710: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
711: if (n) {
712: window_copy_scroll_to(wp, px, i - 1);
713: break;
714: }
715: }
716: if (!n && !wrapped) {
717: fx = 0;
718: fy = 0;
719: wrapped = 1;
720: goto retry;
721: }
722:
723: screen_free(&ss);
724: }
725:
726: void
727: window_copy_goto_line(struct window_pane *wp, const char *linestr)
728: {
729: struct window_copy_mode_data *data = wp->modedata;
730: const char *errstr;
731: u_int lineno;
732:
733: lineno = strtonum(linestr, 0, screen_hsize(&wp->base), &errstr);
734: if (errstr != NULL)
735: return;
1.35 nicm 736:
1.21 nicm 737: data->oy = lineno;
1.38 nicm 738: window_copy_update_selection(wp);
1.21 nicm 739: window_copy_redraw_screen(wp);
740: }
741:
742: void
1.18 nicm 743: window_copy_write_line(
744: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 745: {
746: struct window_copy_mode_data *data = wp->modedata;
747: struct screen *s = &data->screen;
1.27 nicm 748: struct options *oo = &wp->window->options;
1.1 nicm 749: struct grid_cell gc;
750: char hdr[32];
1.21 nicm 751: size_t last, xoff = 0, size = 0;
752:
753: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 754: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
755: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
756: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 757:
1.21 nicm 758: last = screen_size_y(s) - 1;
1.1 nicm 759: if (py == 0) {
760: size = xsnprintf(hdr, sizeof hdr,
1.18 nicm 761: "[%u/%u]", data->oy, screen_hsize(&wp->base));
1.1 nicm 762: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
763: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 764: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
765: xoff = size = xsnprintf(hdr, sizeof hdr,
766: "%s: %s", data->inputprompt, data->inputstr);
767: screen_write_cursormove(ctx, 0, last);
768: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 769: } else
770: size = 0;
771:
1.21 nicm 772: screen_write_cursormove(ctx, xoff, py);
773: screen_write_copy(ctx, &wp->base, xoff, (screen_hsize(&wp->base) -
1.1 nicm 774: data->oy) + py, screen_size_x(s) - size, 1);
1.18 nicm 775:
776: if (py == data->cy && data->cx == screen_size_x(s)) {
777: memcpy(&gc, &grid_default_cell, sizeof gc);
778: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
779: screen_write_putc(ctx, &gc, '$');
780: }
1.1 nicm 781: }
782:
783: void
784: window_copy_write_lines(
785: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
786: {
787: u_int yy;
788:
789: for (yy = py; yy < py + ny; yy++)
790: window_copy_write_line(wp, ctx, py);
791: }
792:
793: void
794: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
795: {
796: struct window_copy_mode_data *data = wp->modedata;
797: struct screen_write_ctx ctx;
798: u_int i;
799:
800: screen_write_start(&ctx, wp, NULL);
801: for (i = py; i < py + ny; i++)
802: window_copy_write_line(wp, &ctx, i);
803: screen_write_cursormove(&ctx, data->cx, data->cy);
804: screen_write_stop(&ctx);
805: }
806:
807: void
808: window_copy_redraw_screen(struct window_pane *wp)
809: {
810: struct window_copy_mode_data *data = wp->modedata;
811:
812: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
813: }
814:
815: void
1.18 nicm 816: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 817: {
818: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 819: struct screen *s = &data->screen;
1.1 nicm 820: struct screen_write_ctx ctx;
1.18 nicm 821: u_int old_cx, old_cy;
1.1 nicm 822:
1.18 nicm 823: old_cx = data->cx; old_cy = data->cy;
824: data->cx = cx; data->cy = cy;
825: if (old_cx == screen_size_x(s))
826: window_copy_redraw_lines(wp, old_cy, 1);
827: if (data->cx == screen_size_x(s))
828: window_copy_redraw_lines(wp, data->cy, 1);
829: else {
830: screen_write_start(&ctx, wp, NULL);
831: screen_write_cursormove(&ctx, data->cx, data->cy);
832: screen_write_stop(&ctx);
833: }
1.1 nicm 834: }
835:
836: void
837: window_copy_start_selection(struct window_pane *wp)
838: {
839: struct window_copy_mode_data *data = wp->modedata;
840: struct screen *s = &data->screen;
841:
1.18 nicm 842: data->selx = data->cx;
1.1 nicm 843: data->sely = screen_hsize(&wp->base) + data->cy - data->oy;
844:
845: s->sel.flag = 1;
846: window_copy_update_selection(wp);
847: }
848:
849: int
850: window_copy_update_selection(struct window_pane *wp)
851: {
852: struct window_copy_mode_data *data = wp->modedata;
853: struct screen *s = &data->screen;
1.27 nicm 854: struct options *oo = &wp->window->options;
1.1 nicm 855: struct grid_cell gc;
1.42 nicm 856: u_int sx, sy, ty, cy;
1.1 nicm 857:
858: if (!s->sel.flag)
859: return (0);
860:
861: /* Set colours. */
862: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 863: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
864: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
865: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 866:
1.18 nicm 867: /* Find top of screen. */
1.1 nicm 868: ty = screen_hsize(&wp->base) - data->oy;
869:
870: /* Adjust the selection. */
871: sx = data->selx;
872: sy = data->sely;
1.18 nicm 873: if (sy < ty) { /* above screen */
1.42 nicm 874: if (!data->rectflag)
875: sx = 0;
1.1 nicm 876: sy = 0;
1.18 nicm 877: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 878: if (!data->rectflag)
879: sx = screen_size_x(s) - 1;
1.1 nicm 880: sy = screen_size_y(s) - 1;
1.18 nicm 881: } else
1.1 nicm 882: sy -= ty;
883: sy = screen_hsize(s) + sy;
884:
1.42 nicm 885: screen_set_selection(s,
886: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
887:
888: if (data->rectflag) {
889: /*
890: * Can't rely on the caller to redraw the right lines for
891: * rectangle selection - find the highest line and the number
892: * of lines, and redraw just past that in both directions
893: */
894: cy = data->cy;
895: if (sy < cy)
896: window_copy_redraw_lines(wp, sy, cy - sy + 1);
897: else
898: window_copy_redraw_lines(wp, cy, sy - cy + 1);
899: }
900:
1.1 nicm 901: return (1);
902: }
903:
904: void
905: window_copy_copy_selection(struct window_pane *wp, struct client *c)
906: {
907: struct window_copy_mode_data *data = wp->modedata;
908: struct screen *s = &data->screen;
909: char *buf;
1.42 nicm 910: size_t off;
911: u_int i, xx, yy, sx, sy, ex, ey, limit;
912: u_int firstsx, lastex, restex, restsx;
1.1 nicm 913:
914: if (!s->sel.flag)
915: return;
916:
917: buf = xmalloc(1);
918: off = 0;
919:
920: *buf = '\0';
921:
922: /*
923: * The selection extends from selx,sely to (adjusted) cx,cy on
924: * the base screen.
925: */
926:
927: /* Find start and end. */
1.18 nicm 928: xx = data->cx;
1.1 nicm 929: yy = screen_hsize(&wp->base) + data->cy - data->oy;
1.2 nicm 930: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 931: sx = xx; sy = yy;
932: ex = data->selx; ey = data->sely;
933: } else {
934: sx = data->selx; sy = data->sely;
935: ex = xx; ey = yy;
936: }
937:
938: /* Trim ex to end of line. */
939: xx = window_copy_find_length(wp, ey);
940: if (ex > xx)
941: ex = xx;
942:
1.42 nicm 943: /*
944: * Deal with rectangle-copy if necessary; four situations: start of
945: * first line (firstsx), end of last line (lastex), start (restsx) and
946: * end (restex) of all other lines.
947: */
948: xx = screen_size_x(s);
949: if (data->rectflag) {
950: /*
951: * Need to ignore the column with the cursor in it, which for
952: * rectangular copy means knowing which side the cursor is on.
953: */
954: if (data->selx < data->cx) {
955: /* Selection start is on the left. */
956: lastex = data->cx;
957: restex = data->cx;
958: firstsx = data->selx;
959: restsx = data->selx;
960: } else {
961: /* Cursor is on the left. */
962: lastex = data->selx + 1;
963: restex = data->selx + 1;
964: firstsx = data->cx + 1;
965: restsx = data->cx + 1;
966: }
967: } else {
968: /*
969: * Like emacs, keep the top-left-most character, and drop the
970: * bottom-right-most, regardless of copy direction.
971: */
972: lastex = ex;
973: restex = xx;
974: firstsx = sx;
975: restsx = 0;
976: }
977:
1.1 nicm 978: /* Copy the lines. */
979: if (sy == ey)
1.42 nicm 980: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 981: else {
1.42 nicm 982: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 983: if (ey - sy > 1) {
1.42 nicm 984: for (i = sy + 1; i < ey; i++) {
985: window_copy_copy_line(
986: wp, &buf, &off, i, restsx, restex);
987: }
1.1 nicm 988: }
1.42 nicm 989: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 990: }
991:
1.26 nicm 992: /* Don't bother if no data. */
993: if (off == 0) {
994: xfree(buf);
995: return;
996: }
997: off--; /* remove final \n */
1.1 nicm 998:
999: /* Add the buffer to the stack. */
1000: limit = options_get_number(&c->session->options, "buffer-limit");
1.26 nicm 1001: paste_add(&c->session->buffers, buf, off, limit);
1.1 nicm 1002: }
1003:
1004: void
1005: window_copy_copy_line(struct window_pane *wp,
1006: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
1007: {
1.16 nicm 1008: struct grid *gd = wp->base.grid;
1.35 nicm 1009: const struct grid_cell *gc;
1010: const struct grid_utf8 *gu;
1.16 nicm 1011: struct grid_line *gl;
1.32 nicm 1012: u_int i, xx, wrapped = 0;
1013: size_t size;
1.1 nicm 1014:
1015: if (sx > ex)
1016: return;
1017:
1.16 nicm 1018: /*
1019: * Work out if the line was wrapped at the screen edge and all of it is
1020: * on screen.
1021: */
1022: gl = &gd->linedata[sy];
1.35 nicm 1023: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1024: wrapped = 1;
1025:
1026: /* If the line was wrapped, don't strip spaces (use the full length). */
1027: if (wrapped)
1028: xx = gl->cellsize;
1029: else
1030: xx = window_copy_find_length(wp, sy);
1.1 nicm 1031: if (ex > xx)
1032: ex = xx;
1033: if (sx > xx)
1034: sx = xx;
1035:
1036: if (sx < ex) {
1037: for (i = sx; i < ex; i++) {
1.16 nicm 1038: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1039: if (gc->flags & GRID_FLAG_PADDING)
1040: continue;
1041: if (!(gc->flags & GRID_FLAG_UTF8)) {
1042: *buf = xrealloc(*buf, 1, (*off) + 1);
1043: (*buf)[(*off)++] = gc->data;
1044: } else {
1.16 nicm 1045: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1046: size = grid_utf8_size(gu);
1047: *buf = xrealloc(*buf, 1, (*off) + size);
1048: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1049: }
1050: }
1051: }
1052:
1.16 nicm 1053: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1054: if (!wrapped || ex != xx) {
1.16 nicm 1055: *buf = xrealloc(*buf, 1, (*off) + 1);
1056: (*buf)[(*off)++] = '\n';
1057: }
1.1 nicm 1058: }
1059:
1.47 nicm 1060: void
1061: window_copy_clear_selection(struct window_pane *wp)
1062: {
1063: struct window_copy_mode_data *data = wp->modedata;
1064: u_int px, py;
1065:
1066: screen_clear_selection(&data->screen);
1067:
1068: py = screen_hsize(&wp->base) + data->cy - data->oy;
1069: px = window_copy_find_length(wp, py);
1070: if (data->cx > px)
1071: window_copy_update_cursor(wp, px, data->cy);
1072: }
1073:
1.1 nicm 1074: int
1.41 nicm 1075: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1076: {
1077: const struct grid_cell *gc;
1078:
1079: gc = grid_peek_cell(wp->base.grid, px, py);
1080: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1081: return (0);
1082: if (gc->data == 0x00 || gc->data == 0x7f)
1083: return (0);
1.41 nicm 1084: return (strchr(set, gc->data) != NULL);
1.1 nicm 1085: }
1086:
1087: u_int
1088: window_copy_find_length(struct window_pane *wp, u_int py)
1089: {
1090: const struct grid_cell *gc;
1091: u_int px;
1092:
1.4 nicm 1093: /*
1094: * If the pane has been resized, its grid can contain old overlong
1095: * lines. grid_peek_cell does not allow accessing cells beyond the
1096: * width of the grid, and screen_write_copy treats them as spaces, so
1097: * ignore them here too.
1098: */
1.15 nicm 1099: px = wp->base.grid->linedata[py].cellsize;
1.4 nicm 1100: if (px > screen_size_x(&wp->base))
1101: px = screen_size_x(&wp->base);
1.1 nicm 1102: while (px > 0) {
1103: gc = grid_peek_cell(wp->base.grid, px - 1, py);
1104: if (gc->flags & GRID_FLAG_UTF8)
1105: break;
1106: if (gc->data != ' ')
1107: break;
1108: px--;
1109: }
1110: return (px);
1111: }
1112:
1113: void
1.5 nicm 1114: window_copy_cursor_start_of_line(struct window_pane *wp)
1115: {
1116: struct window_copy_mode_data *data = wp->modedata;
1117:
1.18 nicm 1118: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1119: if (window_copy_update_selection(wp))
1120: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1121: }
1122:
1123: void
1124: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1125: {
1126: struct window_copy_mode_data *data = wp->modedata;
1127: u_int px, py, xx;
1128: const struct grid_cell *gc;
1129:
1130: px = 0;
1131: py = screen_hsize(&wp->base) + data->cy - data->oy;
1132: xx = window_copy_find_length(wp, py);
1133:
1134: while (px < xx) {
1135: gc = grid_peek_cell(wp->base.grid, px, py);
1136: if (gc->flags & GRID_FLAG_UTF8)
1137: break;
1138: if (gc->data != ' ')
1139: break;
1140: px++;
1141: }
1142:
1.18 nicm 1143: window_copy_update_cursor(wp, px, data->cy);
1144: if (window_copy_update_selection(wp))
1145: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1146: }
1147:
1148: void
1149: window_copy_cursor_end_of_line(struct window_pane *wp)
1150: {
1151: struct window_copy_mode_data *data = wp->modedata;
1152: u_int px, py;
1153:
1154: py = screen_hsize(&wp->base) + data->cy - data->oy;
1155: px = window_copy_find_length(wp, py);
1156:
1.18 nicm 1157: window_copy_update_cursor(wp, px, data->cy);
1158: if (window_copy_update_selection(wp))
1159: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1160: }
1161:
1162: void
1.1 nicm 1163: window_copy_cursor_left(struct window_pane *wp)
1164: {
1165: struct window_copy_mode_data *data = wp->modedata;
1166:
1167: if (data->cx == 0) {
1.28 nicm 1168: window_copy_cursor_up(wp, 0);
1.18 nicm 1169: window_copy_cursor_end_of_line(wp);
1.1 nicm 1170: } else {
1.18 nicm 1171: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1172: if (window_copy_update_selection(wp))
1173: window_copy_redraw_lines(wp, data->cy, 1);
1174: }
1175: }
1176:
1177: void
1178: window_copy_cursor_right(struct window_pane *wp)
1179: {
1180: struct window_copy_mode_data *data = wp->modedata;
1181: u_int px, py;
1182:
1.47 nicm 1183: if (data->screen.sel.flag && data->rectflag)
1184: px = screen_size_x(&data->screen);
1185: else {
1186: py = screen_hsize(&wp->base) + data->cy - data->oy;
1187: px = window_copy_find_length(wp, py);
1188: }
1.1 nicm 1189:
1190: if (data->cx >= px) {
1191: window_copy_cursor_start_of_line(wp);
1.28 nicm 1192: window_copy_cursor_down(wp, 0);
1.1 nicm 1193: } else {
1.18 nicm 1194: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1195: if (window_copy_update_selection(wp))
1196: window_copy_redraw_lines(wp, data->cy, 1);
1197: }
1198: }
1199:
1200: void
1.28 nicm 1201: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1202: {
1203: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1204: struct screen *s = &data->screen;
1.1 nicm 1205: u_int ox, oy, px, py;
1206:
1207: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1208: ox = window_copy_find_length(wp, oy);
1.25 nicm 1209: if (ox != 0) {
1210: data->lastcx = data->cx;
1211: data->lastsx = ox;
1212: }
1.1 nicm 1213:
1.25 nicm 1214: data->cx = data->lastcx;
1.28 nicm 1215: if (scroll_only || data->cy == 0) {
1.1 nicm 1216: window_copy_scroll_down(wp, 1);
1.36 nicm 1217: if (scroll_only) {
1218: if (data->cy == screen_size_y(s) - 1)
1219: window_copy_redraw_lines(wp, data->cy, 1);
1220: else
1221: window_copy_redraw_lines(wp, data->cy, 2);
1222: }
1.28 nicm 1223: } else {
1.18 nicm 1224: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1225: if (window_copy_update_selection(wp)) {
1226: if (data->cy == screen_size_y(s) - 1)
1227: window_copy_redraw_lines(wp, data->cy, 1);
1228: else
1229: window_copy_redraw_lines(wp, data->cy, 2);
1230: }
1.1 nicm 1231: }
1232:
1.47 nicm 1233: if (!data->screen.sel.flag || !data->rectflag) {
1234: py = screen_hsize(&wp->base) + data->cy - data->oy;
1235: px = window_copy_find_length(wp, py);
1236: if (data->cx >= data->lastsx || data->cx > px)
1237: window_copy_cursor_end_of_line(wp);
1238: }
1.1 nicm 1239: }
1240:
1241: void
1.28 nicm 1242: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1243: {
1244: struct window_copy_mode_data *data = wp->modedata;
1245: struct screen *s = &data->screen;
1246: u_int ox, oy, px, py;
1247:
1248: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1249: ox = window_copy_find_length(wp, oy);
1.25 nicm 1250: if (ox != 0) {
1251: data->lastcx = data->cx;
1252: data->lastsx = ox;
1253: }
1.1 nicm 1254:
1.25 nicm 1255: data->cx = data->lastcx;
1.28 nicm 1256: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1257: window_copy_scroll_up(wp, 1);
1.31 nicm 1258: if (scroll_only && data->cy > 0)
1.28 nicm 1259: window_copy_redraw_lines(wp, data->cy - 1, 2);
1260: } else {
1.18 nicm 1261: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1262: if (window_copy_update_selection(wp))
1263: window_copy_redraw_lines(wp, data->cy - 1, 2);
1264: }
1265:
1.47 nicm 1266: if (!data->screen.sel.flag || !data->rectflag) {
1267: py = screen_hsize(&wp->base) + data->cy - data->oy;
1268: px = window_copy_find_length(wp, py);
1269: if (data->cx >= data->lastsx || data->cx > px)
1270: window_copy_cursor_end_of_line(wp);
1271: }
1.1 nicm 1272: }
1273:
1274: void
1.41 nicm 1275: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1276: {
1277: struct window_copy_mode_data *data = wp->modedata;
1278: struct screen *base_s = &wp->base;
1279: u_int px, py, xx, yy;
1.48 ! nicm 1280: int expected = 0;
1.40 nicm 1281:
1282: px = data->cx;
1283: py = screen_hsize(base_s) + data->cy - data->oy;
1284: xx = window_copy_find_length(wp, py);
1285: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1286:
1.48 ! nicm 1287: /*
! 1288: * First skip past any nonword characters and then any word characters.
! 1289: *
! 1290: * expected is initially set to 0 for the former and then 1 for the
! 1291: * latter.
! 1292: */
! 1293: do {
! 1294: while (px > xx ||
! 1295: window_copy_in_set(wp, px, py, separators) == expected) {
! 1296: /* Move down if we're past the end of the line. */
! 1297: if (px > xx) {
! 1298: if (py == yy)
! 1299: return;
! 1300: window_copy_cursor_down(wp, 0);
! 1301: px = 0;
! 1302:
! 1303: py = screen_hsize(base_s) + data->cy - data->oy;
! 1304: xx = window_copy_find_length(wp, py);
! 1305: } else
! 1306: px++;
! 1307: }
! 1308: expected = !expected;
! 1309: } while (expected == 1);
1.40 nicm 1310:
1311: window_copy_update_cursor(wp, px, data->cy);
1312: if (window_copy_update_selection(wp))
1313: window_copy_redraw_lines(wp, data->cy, 1);
1314: }
1315:
1316: void
1.41 nicm 1317: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1318: {
1319: struct window_copy_mode_data *data = wp->modedata;
1.39 nicm 1320: struct screen *base_s = &wp->base;
1321: u_int px, py, xx, yy;
1.48 ! nicm 1322: int expected = 1;
1.1 nicm 1323:
1.18 nicm 1324: px = data->cx;
1.39 nicm 1325: py = screen_hsize(base_s) + data->cy - data->oy;
1.1 nicm 1326: xx = window_copy_find_length(wp, py);
1.39 nicm 1327: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1.1 nicm 1328:
1.48 ! nicm 1329: /*
! 1330: * First skip past any word characters, then any nonword characters.
! 1331: *
! 1332: * expected is initially set to 1 for the former and then 0 for the
! 1333: * latter.
! 1334: */
! 1335: do {
! 1336: while (px > xx ||
! 1337: window_copy_in_set(wp, px, py, separators) == expected) {
! 1338: /* Move down if we're past the end of the line. */
! 1339: if (px > xx) {
! 1340: if (py == yy)
! 1341: return;
! 1342: window_copy_cursor_down(wp, 0);
! 1343: px = 0;
! 1344:
! 1345: py = screen_hsize(base_s) + data->cy - data->oy;
! 1346: xx = window_copy_find_length(wp, py);
! 1347: } else
! 1348: px++;
! 1349: }
! 1350: expected = !expected;
! 1351: } while (expected == 0);
1.18 nicm 1352:
1353: window_copy_update_cursor(wp, px, data->cy);
1354: if (window_copy_update_selection(wp))
1355: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1356: }
1357:
1.8 nicm 1358: /* Move to the previous place where a word begins. */
1.1 nicm 1359: void
1.41 nicm 1360: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1361: {
1362: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1363: u_int px, py;
1.1 nicm 1364:
1.18 nicm 1365: px = data->cx;
1.1 nicm 1366: py = screen_hsize(&wp->base) + data->cy - data->oy;
1367:
1.8 nicm 1368: /* Move back to the previous word character. */
1.1 nicm 1369: for (;;) {
1.8 nicm 1370: if (px > 0) {
1371: px--;
1.41 nicm 1372: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1373: break;
1.8 nicm 1374: } else {
1375: if (data->cy == 0 &&
1376: (screen_hsize(&wp->base) == 0 ||
1377: data->oy >= screen_hsize(&wp->base) - 1))
1378: goto out;
1.28 nicm 1379: window_copy_cursor_up(wp, 0);
1.1 nicm 1380:
1.39 nicm 1381: py = screen_hsize(&wp->base) + data->cy - data->oy;
1.8 nicm 1382: px = window_copy_find_length(wp, py);
1.1 nicm 1383: }
1.8 nicm 1384: }
1.1 nicm 1385:
1.8 nicm 1386: /* Move back to the beginning of this word. */
1.41 nicm 1387: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1388: px--;
1.8 nicm 1389:
1.1 nicm 1390: out:
1.18 nicm 1391: window_copy_update_cursor(wp, px, data->cy);
1392: if (window_copy_update_selection(wp))
1393: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1394: }
1395:
1396: void
1397: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1398: {
1399: struct window_copy_mode_data *data = wp->modedata;
1400: struct screen *s = &data->screen;
1401: struct screen_write_ctx ctx;
1402:
1403: if (data->oy < ny)
1404: ny = data->oy;
1405: if (ny == 0)
1406: return;
1407: data->oy -= ny;
1408:
1409: screen_write_start(&ctx, wp, NULL);
1410: screen_write_cursormove(&ctx, 0, 0);
1411: screen_write_deleteline(&ctx, ny);
1412: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1413: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1414: if (screen_size_y(s) > 1)
1415: window_copy_write_line(wp, &ctx, 1);
1416: if (screen_size_y(s) > 3)
1417: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1418: if (s->sel.flag && screen_size_y(s) > ny) {
1419: window_copy_update_selection(wp);
1.1 nicm 1420: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1421: }
1.1 nicm 1422: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1423: window_copy_update_selection(wp);
1.1 nicm 1424: screen_write_stop(&ctx);
1425: }
1426:
1427: void
1428: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1429: {
1430: struct window_copy_mode_data *data = wp->modedata;
1431: struct screen *s = &data->screen;
1432: struct screen_write_ctx ctx;
1433:
1434: if (ny > screen_hsize(&wp->base))
1435: return;
1436:
1437: if (data->oy > screen_hsize(&wp->base) - ny)
1438: ny = screen_hsize(&wp->base) - data->oy;
1439: if (ny == 0)
1440: return;
1441: data->oy += ny;
1442:
1443: screen_write_start(&ctx, wp, NULL);
1444: screen_write_cursormove(&ctx, 0, 0);
1445: screen_write_insertline(&ctx, ny);
1446: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1447: if (s->sel.flag && screen_size_y(s) > ny) {
1448: window_copy_update_selection(wp);
1.1 nicm 1449: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1450: } else if (ny == 1) /* nuke position */
1.1 nicm 1451: window_copy_write_line(wp, &ctx, 1);
1452: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1453: window_copy_update_selection(wp);
1.1 nicm 1454: screen_write_stop(&ctx);
1455: }
1.42 nicm 1456:
1457: void
1458: window_copy_rectangle_toggle(struct window_pane *wp)
1459: {
1460: struct window_copy_mode_data *data = wp->modedata;
1.47 nicm 1461: u_int px, py;
1.42 nicm 1462:
1463: data->rectflag = !data->rectflag;
1.47 nicm 1464:
1465: py = screen_hsize(&wp->base) + data->cy - data->oy;
1466: px = window_copy_find_length(wp, py);
1467: if (data->cx > px)
1468: window_copy_update_cursor(wp, px, data->cy);
1.42 nicm 1469:
1470: window_copy_update_selection(wp);
1471: window_copy_redraw_screen(wp);
1472: }
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