Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.51
1.51 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.50 2010/03/02 00:32:41 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);
1.50 nicm 31: int window_copy_key_numeric_prefix(struct window_pane *, int);
1.1 nicm 32: void window_copy_mouse(
1.35 nicm 33: struct window_pane *, struct client *, struct mouse_event *);
1.1 nicm 34:
35: void window_copy_redraw_lines(struct window_pane *, u_int, u_int);
36: void window_copy_redraw_screen(struct window_pane *);
37: void window_copy_write_line(
1.35 nicm 38: struct window_pane *, struct screen_write_ctx *, u_int);
1.1 nicm 39: void window_copy_write_lines(
1.35 nicm 40: struct window_pane *, struct screen_write_ctx *, u_int, u_int);
1.1 nicm 41:
1.21 nicm 42: void window_copy_scroll_to(struct window_pane *, u_int, u_int);
43: int window_copy_search_compare(
44: struct grid *, u_int, u_int, struct grid *, u_int);
45: int window_copy_search_lr(
46: struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
47: int window_copy_search_rl(
48: struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
49: void window_copy_search_up(struct window_pane *, const char *);
50: void window_copy_search_down(struct window_pane *, const char *);
51: void window_copy_goto_line(struct window_pane *, const char *);
1.18 nicm 52: void window_copy_update_cursor(struct window_pane *, u_int, u_int);
1.1 nicm 53: void window_copy_start_selection(struct window_pane *);
54: int window_copy_update_selection(struct window_pane *);
55: void window_copy_copy_selection(struct window_pane *, struct client *);
1.47 nicm 56: void window_copy_clear_selection(struct window_pane *);
1.1 nicm 57: void window_copy_copy_line(
58: struct window_pane *, char **, size_t *, u_int, u_int, u_int);
1.41 nicm 59: int window_copy_in_set(struct window_pane *, u_int, u_int, const char *);
1.1 nicm 60: u_int window_copy_find_length(struct window_pane *, u_int);
61: void window_copy_cursor_start_of_line(struct window_pane *);
1.6 nicm 62: void window_copy_cursor_back_to_indentation(struct window_pane *);
1.1 nicm 63: void window_copy_cursor_end_of_line(struct window_pane *);
64: void window_copy_cursor_left(struct window_pane *);
65: void window_copy_cursor_right(struct window_pane *);
1.28 nicm 66: void window_copy_cursor_up(struct window_pane *, int);
67: void window_copy_cursor_down(struct window_pane *, int);
1.41 nicm 68: void window_copy_cursor_next_word(struct window_pane *, const char *);
69: void window_copy_cursor_next_word_end(struct window_pane *, const char *);
70: void window_copy_cursor_previous_word(struct window_pane *, const char *);
1.1 nicm 71: void window_copy_scroll_up(struct window_pane *, u_int);
72: void window_copy_scroll_down(struct window_pane *, u_int);
1.42 nicm 73: void window_copy_rectangle_toggle(struct window_pane *);
1.1 nicm 74:
75: const struct window_mode window_copy_mode = {
76: window_copy_init,
77: window_copy_free,
78: window_copy_resize,
79: window_copy_key,
80: window_copy_mouse,
81: NULL,
82: };
83:
1.21 nicm 84: enum window_copy_input_type {
85: WINDOW_COPY_OFF,
1.50 nicm 86: WINDOW_COPY_NUMERICPREFIX,
1.21 nicm 87: WINDOW_COPY_SEARCHUP,
88: WINDOW_COPY_SEARCHDOWN,
89: WINDOW_COPY_GOTOLINE,
90: };
91:
1.1 nicm 92: struct window_copy_mode_data {
93: struct screen screen;
94:
1.21 nicm 95: struct mode_key_data mdata;
96:
97: u_int oy;
98:
99: u_int selx;
100: u_int sely;
1.1 nicm 101:
1.42 nicm 102: u_int rectflag; /* are we in rectangle copy mode? */
103:
1.21 nicm 104: u_int cx;
105: u_int cy;
1.1 nicm 106:
1.25 nicm 107: u_int lastcx; /* position in last line with content */
108: u_int lastsx; /* size of last line with content */
109:
1.21 nicm 110: enum window_copy_input_type inputtype;
111: const char *inputprompt;
112: char *inputstr;
1.1 nicm 113:
1.50 nicm 114: u_int numprefix;
115:
1.21 nicm 116: enum window_copy_input_type searchtype;
117: char *searchstr;
1.1 nicm 118: };
119:
120: struct screen *
121: window_copy_init(struct window_pane *wp)
122: {
123: struct window_copy_mode_data *data;
124: struct screen *s;
125: struct screen_write_ctx ctx;
126: u_int i;
1.10 nicm 127: int keys;
1.1 nicm 128:
129: wp->modedata = data = xmalloc(sizeof *data);
130: data->oy = 0;
131: data->cx = wp->base.cx;
132: data->cy = wp->base.cy;
133:
1.25 nicm 134: data->lastcx = 0;
135: data->lastsx = 0;
136:
1.42 nicm 137: data->rectflag = 0;
138:
1.21 nicm 139: data->inputtype = WINDOW_COPY_OFF;
140: data->inputprompt = NULL;
141: data->inputstr = xstrdup("");
1.50 nicm 142: data->numprefix = 0;
1.21 nicm 143:
144: data->searchtype = WINDOW_COPY_OFF;
145: data->searchstr = NULL;
146:
1.46 nicm 147: wp->flags |= PANE_FREEZE;
148: bufferevent_disable(wp->event, EV_READ|EV_WRITE);
149:
1.1 nicm 150: s = &data->screen;
151: screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
1.13 nicm 152: if (options_get_number(&wp->window->options, "mode-mouse"))
153: s->mode |= MODE_MOUSE;
1.1 nicm 154:
1.10 nicm 155: keys = options_get_number(&wp->window->options, "mode-keys");
156: if (keys == MODEKEY_EMACS)
1.12 nicm 157: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
1.10 nicm 158: else
1.12 nicm 159: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
1.1 nicm 160:
161: s->cx = data->cx;
162: s->cy = data->cy;
163:
164: screen_write_start(&ctx, NULL, s);
165: for (i = 0; i < screen_size_y(s); i++)
166: window_copy_write_line(wp, &ctx, i);
167: screen_write_cursormove(&ctx, data->cx, data->cy);
168: screen_write_stop(&ctx);
169:
170: return (s);
171: }
172:
173: void
174: window_copy_free(struct window_pane *wp)
175: {
176: struct window_copy_mode_data *data = wp->modedata;
1.46 nicm 177:
178: wp->flags &= ~PANE_FREEZE;
179: bufferevent_enable(wp->event, EV_READ|EV_WRITE);
1.1 nicm 180:
1.21 nicm 181: if (data->searchstr != NULL)
182: xfree(data->searchstr);
183: xfree(data->inputstr);
184:
1.1 nicm 185: screen_free(&data->screen);
1.21 nicm 186:
1.1 nicm 187: xfree(data);
188: }
189:
190: void
191: window_copy_pageup(struct window_pane *wp)
192: {
193: struct window_copy_mode_data *data = wp->modedata;
194: struct screen *s = &data->screen;
1.19 nicm 195: u_int n;
1.1 nicm 196:
1.19 nicm 197: n = 1;
198: if (screen_size_y(s) > 2)
199: n = screen_size_y(s) - 2;
200: if (data->oy + n > screen_hsize(&wp->base))
1.1 nicm 201: data->oy = screen_hsize(&wp->base);
202: else
1.19 nicm 203: data->oy += n;
1.1 nicm 204: window_copy_update_selection(wp);
205: window_copy_redraw_screen(wp);
206: }
207:
208: void
209: window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
210: {
211: struct window_copy_mode_data *data = wp->modedata;
212: struct screen *s = &data->screen;
213: struct screen_write_ctx ctx;
214:
215: screen_resize(s, sx, sy);
1.35 nicm 216:
1.18 nicm 217: if (data->cy > sy - 1)
218: data->cy = sy - 1;
219: if (data->cx > sx)
220: data->cx = sx;
221:
1.47 nicm 222: window_copy_clear_selection(wp);
1.18 nicm 223:
1.1 nicm 224: screen_write_start(&ctx, NULL, s);
225: window_copy_write_lines(wp, &ctx, 0, screen_size_y(s) - 1);
226: screen_write_stop(&ctx);
1.18 nicm 227:
1.17 nicm 228: window_copy_redraw_screen(wp);
1.1 nicm 229: }
230:
231: void
232: window_copy_key(struct window_pane *wp, struct client *c, int key)
233: {
1.48 nicm 234: const char *word_separators;
1.1 nicm 235: struct window_copy_mode_data *data = wp->modedata;
236: struct screen *s = &data->screen;
1.50 nicm 237: u_int n, np;
1.21 nicm 238: int keys;
1.43 nicm 239: enum mode_key_cmd cmd;
1.21 nicm 240:
1.50 nicm 241: np = data->numprefix;
242: if (np == 0)
243: np = 1;
244:
245: if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
246: if (window_copy_key_numeric_prefix(wp, key) == 0)
247: return;
248: data->inputtype = WINDOW_COPY_OFF;
249: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
250: } else if (data->inputtype != WINDOW_COPY_OFF) {
1.21 nicm 251: if (window_copy_key_input(wp, key) != 0)
252: goto input_off;
253: return;
254: }
1.1 nicm 255:
1.43 nicm 256: cmd = mode_key_lookup(&data->mdata, key);
257: switch (cmd) {
1.11 nicm 258: case MODEKEYCOPY_CANCEL:
1.51 ! nicm 259: window_pane_reset_mode(wp);
! 260: return;
1.10 nicm 261: case MODEKEYCOPY_LEFT:
1.50 nicm 262: for (; np != 0; np--)
263: window_copy_cursor_left(wp);
264: break;
1.10 nicm 265: case MODEKEYCOPY_RIGHT:
1.50 nicm 266: for (; np != 0; np--)
267: window_copy_cursor_right(wp);
268: break;
1.10 nicm 269: case MODEKEYCOPY_UP:
1.50 nicm 270: for (; np != 0; np--)
271: window_copy_cursor_up(wp, 0);
272: break;
1.10 nicm 273: case MODEKEYCOPY_DOWN:
1.50 nicm 274: for (; np != 0; np--)
275: window_copy_cursor_down(wp, 0);
276: break;
1.28 nicm 277: case MODEKEYCOPY_SCROLLUP:
1.50 nicm 278: for (; np != 0; np--)
279: window_copy_cursor_up(wp, 1);
1.28 nicm 280: break;
281: case MODEKEYCOPY_SCROLLDOWN:
1.50 nicm 282: for (; np != 0; np--)
283: window_copy_cursor_down(wp, 1);
1.28 nicm 284: break;
1.10 nicm 285: case MODEKEYCOPY_PREVIOUSPAGE:
1.50 nicm 286: for (; np != 0; np--)
287: window_copy_pageup(wp);
1.1 nicm 288: break;
1.10 nicm 289: case MODEKEYCOPY_NEXTPAGE:
1.19 nicm 290: n = 1;
291: if (screen_size_y(s) > 2)
292: n = screen_size_y(s) - 2;
1.50 nicm 293: for (; np != 0; np--) {
294: if (data->oy < n)
295: data->oy = 0;
296: else
297: data->oy -= n;
298: }
1.20 nicm 299: window_copy_update_selection(wp);
300: window_copy_redraw_screen(wp);
301: break;
302: case MODEKEYCOPY_HALFPAGEUP:
303: n = screen_size_y(s) / 2;
1.50 nicm 304: for (; np != 0; np--) {
305: if (data->oy + n > screen_hsize(&wp->base))
306: data->oy = screen_hsize(&wp->base);
307: else
308: data->oy += n;
309: }
1.20 nicm 310: window_copy_update_selection(wp);
311: window_copy_redraw_screen(wp);
312: break;
313: case MODEKEYCOPY_HALFPAGEDOWN:
314: n = screen_size_y(s) / 2;
1.50 nicm 315: for (; np != 0; np--) {
316: if (data->oy < n)
317: data->oy = 0;
318: else
319: data->oy -= n;
320: }
1.30 nicm 321: window_copy_update_selection(wp);
322: window_copy_redraw_screen(wp);
323: break;
324: case MODEKEYCOPY_TOPLINE:
325: data->cx = 0;
326: data->cy = 0;
327: window_copy_update_selection(wp);
328: window_copy_redraw_screen(wp);
329: break;
330: case MODEKEYCOPY_MIDDLELINE:
331: data->cx = 0;
332: data->cy = (screen_size_y(s) - 1) / 2;
333: window_copy_update_selection(wp);
334: window_copy_redraw_screen(wp);
335: break;
336: case MODEKEYCOPY_BOTTOMLINE:
337: data->cx = 0;
338: data->cy = screen_size_y(s) - 1;
1.37 nicm 339: window_copy_update_selection(wp);
340: window_copy_redraw_screen(wp);
341: break;
342: case MODEKEYCOPY_HISTORYTOP:
343: data->cx = 0;
344: data->cy = 0;
345: data->oy = screen_hsize(&wp->base);
346: window_copy_update_selection(wp);
347: window_copy_redraw_screen(wp);
348: break;
349: case MODEKEYCOPY_HISTORYBOTTOM:
350: data->cx = 0;
351: data->cy = screen_size_y(s) - 1;
352: data->oy = 0;
1.1 nicm 353: window_copy_update_selection(wp);
354: window_copy_redraw_screen(wp);
355: break;
1.10 nicm 356: case MODEKEYCOPY_STARTSELECTION:
1.35 nicm 357: window_copy_start_selection(wp);
1.7 nicm 358: window_copy_redraw_screen(wp);
1.1 nicm 359: break;
1.10 nicm 360: case MODEKEYCOPY_CLEARSELECTION:
1.47 nicm 361: window_copy_clear_selection(wp);
1.1 nicm 362: window_copy_redraw_screen(wp);
363: break;
1.10 nicm 364: case MODEKEYCOPY_COPYSELECTION:
1.1 nicm 365: if (c != NULL && c->session != NULL) {
366: window_copy_copy_selection(wp, c);
367: window_pane_reset_mode(wp);
1.51 ! nicm 368: return;
1.1 nicm 369: }
370: break;
1.10 nicm 371: case MODEKEYCOPY_STARTOFLINE:
1.1 nicm 372: window_copy_cursor_start_of_line(wp);
373: break;
1.10 nicm 374: case MODEKEYCOPY_BACKTOINDENTATION:
1.6 nicm 375: window_copy_cursor_back_to_indentation(wp);
376: break;
1.10 nicm 377: case MODEKEYCOPY_ENDOFLINE:
1.1 nicm 378: window_copy_cursor_end_of_line(wp);
379: break;
1.41 nicm 380: case MODEKEYCOPY_NEXTSPACE:
1.50 nicm 381: for (; np != 0; np--)
382: window_copy_cursor_next_word(wp, " ");
1.41 nicm 383: break;
384: case MODEKEYCOPY_NEXTSPACEEND:
1.50 nicm 385: for (; np != 0; np--)
386: window_copy_cursor_next_word_end(wp, " ");
1.41 nicm 387: break;
1.10 nicm 388: case MODEKEYCOPY_NEXTWORD:
1.48 nicm 389: word_separators =
390: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 391: for (; np != 0; np--)
392: window_copy_cursor_next_word(wp, word_separators);
1.1 nicm 393: break;
1.40 nicm 394: case MODEKEYCOPY_NEXTWORDEND:
1.48 nicm 395: word_separators =
396: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 397: for (; np != 0; np--)
398: window_copy_cursor_next_word_end(wp, word_separators);
1.41 nicm 399: break;
400: case MODEKEYCOPY_PREVIOUSSPACE:
1.50 nicm 401: for (; np != 0; np--)
402: window_copy_cursor_previous_word(wp, " ");
1.40 nicm 403: break;
1.10 nicm 404: case MODEKEYCOPY_PREVIOUSWORD:
1.48 nicm 405: word_separators =
406: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 407: for (; np != 0; np--)
408: window_copy_cursor_previous_word(wp, word_separators);
1.1 nicm 409: break;
1.21 nicm 410: case MODEKEYCOPY_SEARCHUP:
411: data->inputtype = WINDOW_COPY_SEARCHUP;
412: data->inputprompt = "Search Up";
413: goto input_on;
414: case MODEKEYCOPY_SEARCHDOWN:
415: data->inputtype = WINDOW_COPY_SEARCHDOWN;
416: data->inputprompt = "Search Down";
417: goto input_on;
418: case MODEKEYCOPY_SEARCHAGAIN:
1.43 nicm 419: case MODEKEYCOPY_SEARCHREVERSE:
1.21 nicm 420: switch (data->searchtype) {
421: case WINDOW_COPY_OFF:
422: case WINDOW_COPY_GOTOLINE:
1.50 nicm 423: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 424: break;
425: case WINDOW_COPY_SEARCHUP:
1.50 nicm 426: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
427: for (; np != 0; np--) {
428: window_copy_search_up(
429: wp, data->searchstr);
430: }
431: } else {
432: for (; np != 0; np--) {
433: window_copy_search_down(
434: wp, data->searchstr);
435: }
436: }
1.21 nicm 437: break;
438: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 439: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
440: for (; np != 0; np--) {
441: window_copy_search_down(
442: wp, data->searchstr);
443: }
444: } else {
445: for (; np != 0; np--) {
446: window_copy_search_up(
447: wp, data->searchstr);
448: }
449: }
1.21 nicm 450: break;
451: }
452: break;
453: case MODEKEYCOPY_GOTOLINE:
454: data->inputtype = WINDOW_COPY_GOTOLINE;
455: data->inputprompt = "Goto Line";
456: *data->inputstr = '\0';
457: goto input_on;
1.50 nicm 458: case MODEKEYCOPY_STARTNUMBERPREFIX:
459: key &= 0xff;
460: if (key >= '0' && key <= '9') {
461: data->inputtype = WINDOW_COPY_NUMERICPREFIX;
462: data->numprefix = 0;
463: window_copy_key_numeric_prefix(wp, key);
464: return;
465: }
466: break;
1.42 nicm 467: case MODEKEYCOPY_RECTANGLETOGGLE:
468: window_copy_rectangle_toggle(wp);
1.50 nicm 469: break;
1.21 nicm 470: default:
471: break;
472: }
473:
1.50 nicm 474: data->numprefix = 0;
1.21 nicm 475: return;
476:
477: input_on:
478: keys = options_get_number(&wp->window->options, "mode-keys");
479: if (keys == MODEKEY_EMACS)
480: mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
481: else
482: mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
483:
484: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
485: return;
486:
487: input_off:
488: keys = options_get_number(&wp->window->options, "mode-keys");
489: if (keys == MODEKEY_EMACS)
490: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
491: else
492: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
493:
494: data->inputtype = WINDOW_COPY_OFF;
495: data->inputprompt = NULL;
496:
497: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
498: }
499:
500: int
501: window_copy_key_input(struct window_pane *wp, int key)
502: {
503: struct window_copy_mode_data *data = wp->modedata;
504: struct screen *s = &data->screen;
505: size_t inputlen;
1.50 nicm 506: u_int np;
1.21 nicm 507:
508: switch (mode_key_lookup(&data->mdata, key)) {
509: case MODEKEYEDIT_CANCEL:
1.50 nicm 510: data->numprefix = 0;
1.21 nicm 511: return (-1);
512: case MODEKEYEDIT_BACKSPACE:
513: inputlen = strlen(data->inputstr);
514: if (inputlen > 0)
515: data->inputstr[inputlen - 1] = '\0';
1.22 nicm 516: break;
517: case MODEKEYEDIT_DELETELINE:
518: *data->inputstr = '\0';
1.21 nicm 519: break;
520: case MODEKEYEDIT_ENTER:
1.50 nicm 521: np = data->numprefix;
522: if (np == 0)
523: np = 1;
524:
1.21 nicm 525: switch (data->inputtype) {
526: case WINDOW_COPY_OFF:
1.50 nicm 527: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 528: break;
529: case WINDOW_COPY_SEARCHUP:
1.50 nicm 530: for (; np != 0; np--)
531: window_copy_search_up(wp, data->inputstr);
1.21 nicm 532: data->searchtype = data->inputtype;
533: data->searchstr = xstrdup(data->inputstr);
534: break;
535: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 536: for (; np != 0; np--)
537: window_copy_search_down(wp, data->inputstr);
1.21 nicm 538: data->searchtype = data->inputtype;
539: data->searchstr = xstrdup(data->inputstr);
540: break;
541: case WINDOW_COPY_GOTOLINE:
542: window_copy_goto_line(wp, data->inputstr);
543: *data->inputstr = '\0';
544: break;
545: }
1.50 nicm 546: data->numprefix = 0;
1.21 nicm 547: return (1);
548: case MODEKEY_OTHER:
549: if (key < 32 || key > 126)
550: break;
551: inputlen = strlen(data->inputstr) + 2;
1.35 nicm 552:
1.21 nicm 553: data->inputstr = xrealloc(data->inputstr, 1, inputlen);
554: data->inputstr[inputlen - 2] = key;
555: data->inputstr[inputlen - 1] = '\0';
556: break;
1.1 nicm 557: default:
558: break;
559: }
1.21 nicm 560:
561: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
562: return (0);
1.1 nicm 563: }
564:
1.50 nicm 565: int
566: window_copy_key_numeric_prefix(struct window_pane *wp, int key)
567: {
568: struct window_copy_mode_data *data = wp->modedata;
569: struct screen *s = &data->screen;
570:
571: key &= 0xff;
572: if (key < '0' || key > '9')
573: return 1;
574:
575: if (data->numprefix >= 100) /* no more than three digits */
576: return 0;
577: data->numprefix = data->numprefix * 10 + key - '0';
578:
579: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
580: return 0;
581: }
582:
1.34 nicm 583: /* ARGSUSED */
1.1 nicm 584: void
1.29 nicm 585: window_copy_mouse(
586: struct window_pane *wp, unused struct client *c, struct mouse_event *m)
1.1 nicm 587: {
588: struct window_copy_mode_data *data = wp->modedata;
589: struct screen *s = &data->screen;
590:
1.29 nicm 591: if ((m->b & 3) == 3)
1.1 nicm 592: return;
1.29 nicm 593: if (m->x >= screen_size_x(s))
1.1 nicm 594: return;
1.29 nicm 595: if (m->y >= screen_size_y(s))
1.1 nicm 596: return;
597:
1.29 nicm 598: window_copy_update_cursor(wp, m->x, m->y);
1.1 nicm 599: if (window_copy_update_selection(wp))
1.35 nicm 600: window_copy_redraw_screen(wp);
1.1 nicm 601: }
602:
603: void
1.21 nicm 604: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
605: {
606: struct window_copy_mode_data *data = wp->modedata;
607: struct screen *s = &wp->base;
608: struct grid *gd = s->grid;
609: u_int offset, gap;
610:
611: data->cx = px;
612:
613: gap = gd->sy / 4;
614: if (py < gd->sy) {
615: offset = 0;
616: data->cy = py;
617: } else if (py > gd->hsize + gd->sy - gap) {
618: offset = gd->hsize;
619: data->cy = py - gd->hsize;
620: } else {
621: offset = py + gap - gd->sy;
622: data->cy = py - offset;
623: }
1.35 nicm 624: data->oy = gd->hsize - offset;
1.21 nicm 625:
1.38 nicm 626: window_copy_update_selection(wp);
1.21 nicm 627: window_copy_redraw_screen(wp);
628: }
629:
630: int
631: window_copy_search_compare(
632: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
633: {
634: const struct grid_cell *gc, *sgc;
635: const struct grid_utf8 *gu, *sgu;
636:
637: gc = grid_peek_cell(gd, px, py);
638: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 639:
1.21 nicm 640: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
641: return (0);
642:
643: if (gc->flags & GRID_FLAG_UTF8) {
644: gu = grid_peek_utf8(gd, px, py);
645: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 646: if (grid_utf8_compare(gu, sgu))
1.21 nicm 647: return (1);
648: } else {
649: if (gc->data == sgc->data)
650: return (1);
651: }
652: return (0);
653: }
654:
655: int
656: window_copy_search_lr(struct grid *gd,
657: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
658: {
659: u_int ax, bx, px;
660:
661: for (ax = first; ax < last; ax++) {
662: if (ax + sgd->sx >= gd->sx)
663: break;
664: for (bx = 0; bx < sgd->sx; bx++) {
665: px = ax + bx;
666: if (!window_copy_search_compare(gd, px, py, sgd, bx))
667: break;
668: }
669: if (bx == sgd->sx) {
670: *ppx = ax;
671: return (1);
672: }
673: }
674: return (0);
675: }
676:
677: int
678: window_copy_search_rl(struct grid *gd,
679: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
680: {
681: u_int ax, bx, px;
682:
683: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 684: if (gd->sx - (ax - 1) < sgd->sx)
685: continue;
1.21 nicm 686: for (bx = 0; bx < sgd->sx; bx++) {
687: px = ax - 1 + bx;
688: if (!window_copy_search_compare(gd, px, py, sgd, bx))
689: break;
690: }
691: if (bx == sgd->sx) {
692: *ppx = ax - 1;
693: return (1);
694: }
695: }
696: return (0);
697: }
698:
699: void
700: window_copy_search_up(struct window_pane *wp, const char *searchstr)
701: {
702: struct window_copy_mode_data *data = wp->modedata;
703: struct screen *s = &wp->base, ss;
704: struct screen_write_ctx ctx;
705: struct grid *gd = s->grid, *sgd;
706: struct grid_cell gc;
707: size_t searchlen;
708: u_int i, last, fx, fy, px;
709: int utf8flag, n, wrapped;
710:
711: if (*searchstr == '\0')
712: return;
713: utf8flag = options_get_number(&wp->window->options, "utf8");
714: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
715:
716: screen_init(&ss, searchlen, 1, 0);
717: screen_write_start(&ctx, NULL, &ss);
718: memcpy(&gc, &grid_default_cell, sizeof gc);
719: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
720: screen_write_stop(&ctx);
721:
722: fx = data->cx;
723: fy = gd->hsize - data->oy + data->cy;
724:
725: if (fx == 0) {
726: if (fy == 0)
727: return;
728: fx = gd->sx - 1;
729: fy--;
730: } else
731: fx--;
732: n = wrapped = 0;
733:
734: retry:
735: sgd = ss.grid;
736: for (i = fy + 1; i > 0; i--) {
737: last = screen_size_x(s);
738: if (i == fy + 1)
739: last = fx;
740: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
741: if (n) {
742: window_copy_scroll_to(wp, px, i - 1);
743: break;
744: }
745: }
746: if (!n && !wrapped) {
747: fx = gd->sx - 1;
748: fy = gd->hsize + gd->sy - 1;
749: wrapped = 1;
750: goto retry;
751: }
752:
753: screen_free(&ss);
754: }
755:
756: void
757: window_copy_search_down(struct window_pane *wp, const char *searchstr)
758: {
759: struct window_copy_mode_data *data = wp->modedata;
760: struct screen *s = &wp->base, ss;
761: struct screen_write_ctx ctx;
762: struct grid *gd = s->grid, *sgd;
763: struct grid_cell gc;
764: size_t searchlen;
765: u_int i, first, fx, fy, px;
766: int utf8flag, n, wrapped;
767:
768: if (*searchstr == '\0')
769: return;
770: utf8flag = options_get_number(&wp->window->options, "utf8");
771: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
772:
773: screen_init(&ss, searchlen, 1, 0);
774: screen_write_start(&ctx, NULL, &ss);
775: memcpy(&gc, &grid_default_cell, sizeof gc);
776: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
777: screen_write_stop(&ctx);
778:
779: fx = data->cx;
780: fy = gd->hsize - data->oy + data->cy;
781:
782: if (fx == gd->sx - 1) {
783: if (fy == gd->hsize + gd->sy)
784: return;
785: fx = 0;
786: fy++;
787: } else
788: fx++;
789: n = wrapped = 0;
790:
791: retry:
792: sgd = ss.grid;
793: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
794: first = 0;
795: if (i == fy + 1)
796: first = fx;
797: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
798: if (n) {
799: window_copy_scroll_to(wp, px, i - 1);
800: break;
801: }
802: }
803: if (!n && !wrapped) {
804: fx = 0;
805: fy = 0;
806: wrapped = 1;
807: goto retry;
808: }
809:
810: screen_free(&ss);
811: }
812:
813: void
814: window_copy_goto_line(struct window_pane *wp, const char *linestr)
815: {
816: struct window_copy_mode_data *data = wp->modedata;
817: const char *errstr;
818: u_int lineno;
819:
820: lineno = strtonum(linestr, 0, screen_hsize(&wp->base), &errstr);
821: if (errstr != NULL)
822: return;
1.35 nicm 823:
1.21 nicm 824: data->oy = lineno;
1.38 nicm 825: window_copy_update_selection(wp);
1.21 nicm 826: window_copy_redraw_screen(wp);
827: }
828:
829: void
1.18 nicm 830: window_copy_write_line(
831: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 832: {
833: struct window_copy_mode_data *data = wp->modedata;
834: struct screen *s = &data->screen;
1.27 nicm 835: struct options *oo = &wp->window->options;
1.1 nicm 836: struct grid_cell gc;
837: char hdr[32];
1.21 nicm 838: size_t last, xoff = 0, size = 0;
839:
840: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 841: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
842: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
843: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 844:
1.21 nicm 845: last = screen_size_y(s) - 1;
1.1 nicm 846: if (py == 0) {
847: size = xsnprintf(hdr, sizeof hdr,
1.18 nicm 848: "[%u/%u]", data->oy, screen_hsize(&wp->base));
1.1 nicm 849: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
850: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 851: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
1.50 nicm 852: if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
853: xoff = size = xsnprintf(hdr, sizeof hdr,
854: "Repeat: %u", data->numprefix);
855: } else {
856: xoff = size = xsnprintf(hdr, sizeof hdr,
857: "%s: %s", data->inputprompt, data->inputstr);
858: }
1.21 nicm 859: screen_write_cursormove(ctx, 0, last);
860: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 861: } else
862: size = 0;
863:
1.21 nicm 864: screen_write_cursormove(ctx, xoff, py);
865: screen_write_copy(ctx, &wp->base, xoff, (screen_hsize(&wp->base) -
1.1 nicm 866: data->oy) + py, screen_size_x(s) - size, 1);
1.18 nicm 867:
868: if (py == data->cy && data->cx == screen_size_x(s)) {
869: memcpy(&gc, &grid_default_cell, sizeof gc);
870: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
871: screen_write_putc(ctx, &gc, '$');
872: }
1.1 nicm 873: }
874:
875: void
876: window_copy_write_lines(
877: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
878: {
879: u_int yy;
880:
881: for (yy = py; yy < py + ny; yy++)
882: window_copy_write_line(wp, ctx, py);
883: }
884:
885: void
886: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
887: {
888: struct window_copy_mode_data *data = wp->modedata;
889: struct screen_write_ctx ctx;
890: u_int i;
891:
892: screen_write_start(&ctx, wp, NULL);
893: for (i = py; i < py + ny; i++)
894: window_copy_write_line(wp, &ctx, i);
895: screen_write_cursormove(&ctx, data->cx, data->cy);
896: screen_write_stop(&ctx);
897: }
898:
899: void
900: window_copy_redraw_screen(struct window_pane *wp)
901: {
902: struct window_copy_mode_data *data = wp->modedata;
903:
904: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
905: }
906:
907: void
1.18 nicm 908: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 909: {
910: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 911: struct screen *s = &data->screen;
1.1 nicm 912: struct screen_write_ctx ctx;
1.18 nicm 913: u_int old_cx, old_cy;
1.1 nicm 914:
1.18 nicm 915: old_cx = data->cx; old_cy = data->cy;
916: data->cx = cx; data->cy = cy;
917: if (old_cx == screen_size_x(s))
918: window_copy_redraw_lines(wp, old_cy, 1);
919: if (data->cx == screen_size_x(s))
920: window_copy_redraw_lines(wp, data->cy, 1);
921: else {
922: screen_write_start(&ctx, wp, NULL);
923: screen_write_cursormove(&ctx, data->cx, data->cy);
924: screen_write_stop(&ctx);
925: }
1.1 nicm 926: }
927:
928: void
929: window_copy_start_selection(struct window_pane *wp)
930: {
931: struct window_copy_mode_data *data = wp->modedata;
932: struct screen *s = &data->screen;
933:
1.18 nicm 934: data->selx = data->cx;
1.1 nicm 935: data->sely = screen_hsize(&wp->base) + data->cy - data->oy;
936:
937: s->sel.flag = 1;
938: window_copy_update_selection(wp);
939: }
940:
941: int
942: window_copy_update_selection(struct window_pane *wp)
943: {
944: struct window_copy_mode_data *data = wp->modedata;
945: struct screen *s = &data->screen;
1.27 nicm 946: struct options *oo = &wp->window->options;
1.1 nicm 947: struct grid_cell gc;
1.42 nicm 948: u_int sx, sy, ty, cy;
1.1 nicm 949:
950: if (!s->sel.flag)
951: return (0);
952:
953: /* Set colours. */
954: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 955: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
956: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
957: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 958:
1.18 nicm 959: /* Find top of screen. */
1.1 nicm 960: ty = screen_hsize(&wp->base) - data->oy;
961:
962: /* Adjust the selection. */
963: sx = data->selx;
964: sy = data->sely;
1.18 nicm 965: if (sy < ty) { /* above screen */
1.42 nicm 966: if (!data->rectflag)
967: sx = 0;
1.1 nicm 968: sy = 0;
1.18 nicm 969: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 970: if (!data->rectflag)
971: sx = screen_size_x(s) - 1;
1.1 nicm 972: sy = screen_size_y(s) - 1;
1.18 nicm 973: } else
1.1 nicm 974: sy -= ty;
975: sy = screen_hsize(s) + sy;
976:
1.42 nicm 977: screen_set_selection(s,
978: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
979:
980: if (data->rectflag) {
981: /*
982: * Can't rely on the caller to redraw the right lines for
983: * rectangle selection - find the highest line and the number
984: * of lines, and redraw just past that in both directions
985: */
986: cy = data->cy;
987: if (sy < cy)
988: window_copy_redraw_lines(wp, sy, cy - sy + 1);
989: else
990: window_copy_redraw_lines(wp, cy, sy - cy + 1);
991: }
992:
1.1 nicm 993: return (1);
994: }
995:
996: void
997: window_copy_copy_selection(struct window_pane *wp, struct client *c)
998: {
999: struct window_copy_mode_data *data = wp->modedata;
1000: struct screen *s = &data->screen;
1001: char *buf;
1.42 nicm 1002: size_t off;
1003: u_int i, xx, yy, sx, sy, ex, ey, limit;
1004: u_int firstsx, lastex, restex, restsx;
1.1 nicm 1005:
1006: if (!s->sel.flag)
1007: return;
1008:
1009: buf = xmalloc(1);
1010: off = 0;
1011:
1012: *buf = '\0';
1013:
1014: /*
1015: * The selection extends from selx,sely to (adjusted) cx,cy on
1016: * the base screen.
1017: */
1018:
1019: /* Find start and end. */
1.18 nicm 1020: xx = data->cx;
1.1 nicm 1021: yy = screen_hsize(&wp->base) + data->cy - data->oy;
1.2 nicm 1022: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 1023: sx = xx; sy = yy;
1024: ex = data->selx; ey = data->sely;
1025: } else {
1026: sx = data->selx; sy = data->sely;
1027: ex = xx; ey = yy;
1028: }
1029:
1030: /* Trim ex to end of line. */
1031: xx = window_copy_find_length(wp, ey);
1032: if (ex > xx)
1033: ex = xx;
1034:
1.42 nicm 1035: /*
1036: * Deal with rectangle-copy if necessary; four situations: start of
1037: * first line (firstsx), end of last line (lastex), start (restsx) and
1038: * end (restex) of all other lines.
1039: */
1040: xx = screen_size_x(s);
1041: if (data->rectflag) {
1042: /*
1043: * Need to ignore the column with the cursor in it, which for
1044: * rectangular copy means knowing which side the cursor is on.
1045: */
1046: if (data->selx < data->cx) {
1047: /* Selection start is on the left. */
1048: lastex = data->cx;
1049: restex = data->cx;
1050: firstsx = data->selx;
1051: restsx = data->selx;
1052: } else {
1053: /* Cursor is on the left. */
1054: lastex = data->selx + 1;
1055: restex = data->selx + 1;
1056: firstsx = data->cx + 1;
1057: restsx = data->cx + 1;
1058: }
1059: } else {
1060: /*
1061: * Like emacs, keep the top-left-most character, and drop the
1062: * bottom-right-most, regardless of copy direction.
1063: */
1064: lastex = ex;
1065: restex = xx;
1066: firstsx = sx;
1067: restsx = 0;
1068: }
1069:
1.1 nicm 1070: /* Copy the lines. */
1071: if (sy == ey)
1.42 nicm 1072: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 1073: else {
1.42 nicm 1074: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 1075: if (ey - sy > 1) {
1.42 nicm 1076: for (i = sy + 1; i < ey; i++) {
1077: window_copy_copy_line(
1078: wp, &buf, &off, i, restsx, restex);
1079: }
1.1 nicm 1080: }
1.42 nicm 1081: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 1082: }
1083:
1.26 nicm 1084: /* Don't bother if no data. */
1085: if (off == 0) {
1086: xfree(buf);
1087: return;
1088: }
1089: off--; /* remove final \n */
1.1 nicm 1090:
1091: /* Add the buffer to the stack. */
1092: limit = options_get_number(&c->session->options, "buffer-limit");
1.26 nicm 1093: paste_add(&c->session->buffers, buf, off, limit);
1.1 nicm 1094: }
1095:
1096: void
1097: window_copy_copy_line(struct window_pane *wp,
1098: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
1099: {
1.16 nicm 1100: struct grid *gd = wp->base.grid;
1.35 nicm 1101: const struct grid_cell *gc;
1102: const struct grid_utf8 *gu;
1.16 nicm 1103: struct grid_line *gl;
1.32 nicm 1104: u_int i, xx, wrapped = 0;
1105: size_t size;
1.1 nicm 1106:
1107: if (sx > ex)
1108: return;
1109:
1.16 nicm 1110: /*
1111: * Work out if the line was wrapped at the screen edge and all of it is
1112: * on screen.
1113: */
1114: gl = &gd->linedata[sy];
1.35 nicm 1115: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1116: wrapped = 1;
1117:
1118: /* If the line was wrapped, don't strip spaces (use the full length). */
1119: if (wrapped)
1120: xx = gl->cellsize;
1121: else
1122: xx = window_copy_find_length(wp, sy);
1.1 nicm 1123: if (ex > xx)
1124: ex = xx;
1125: if (sx > xx)
1126: sx = xx;
1127:
1128: if (sx < ex) {
1129: for (i = sx; i < ex; i++) {
1.16 nicm 1130: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1131: if (gc->flags & GRID_FLAG_PADDING)
1132: continue;
1133: if (!(gc->flags & GRID_FLAG_UTF8)) {
1134: *buf = xrealloc(*buf, 1, (*off) + 1);
1135: (*buf)[(*off)++] = gc->data;
1136: } else {
1.16 nicm 1137: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1138: size = grid_utf8_size(gu);
1139: *buf = xrealloc(*buf, 1, (*off) + size);
1140: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1141: }
1142: }
1143: }
1144:
1.16 nicm 1145: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1146: if (!wrapped || ex != xx) {
1.16 nicm 1147: *buf = xrealloc(*buf, 1, (*off) + 1);
1148: (*buf)[(*off)++] = '\n';
1149: }
1.1 nicm 1150: }
1151:
1.47 nicm 1152: void
1153: window_copy_clear_selection(struct window_pane *wp)
1154: {
1155: struct window_copy_mode_data *data = wp->modedata;
1156: u_int px, py;
1157:
1158: screen_clear_selection(&data->screen);
1159:
1160: py = screen_hsize(&wp->base) + data->cy - data->oy;
1161: px = window_copy_find_length(wp, py);
1162: if (data->cx > px)
1163: window_copy_update_cursor(wp, px, data->cy);
1164: }
1165:
1.1 nicm 1166: int
1.41 nicm 1167: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1168: {
1169: const struct grid_cell *gc;
1170:
1171: gc = grid_peek_cell(wp->base.grid, px, py);
1172: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1173: return (0);
1174: if (gc->data == 0x00 || gc->data == 0x7f)
1175: return (0);
1.41 nicm 1176: return (strchr(set, gc->data) != NULL);
1.1 nicm 1177: }
1178:
1179: u_int
1180: window_copy_find_length(struct window_pane *wp, u_int py)
1181: {
1182: const struct grid_cell *gc;
1183: u_int px;
1184:
1.4 nicm 1185: /*
1186: * If the pane has been resized, its grid can contain old overlong
1187: * lines. grid_peek_cell does not allow accessing cells beyond the
1188: * width of the grid, and screen_write_copy treats them as spaces, so
1189: * ignore them here too.
1190: */
1.15 nicm 1191: px = wp->base.grid->linedata[py].cellsize;
1.4 nicm 1192: if (px > screen_size_x(&wp->base))
1193: px = screen_size_x(&wp->base);
1.1 nicm 1194: while (px > 0) {
1195: gc = grid_peek_cell(wp->base.grid, px - 1, py);
1196: if (gc->flags & GRID_FLAG_UTF8)
1197: break;
1198: if (gc->data != ' ')
1199: break;
1200: px--;
1201: }
1202: return (px);
1203: }
1204:
1205: void
1.5 nicm 1206: window_copy_cursor_start_of_line(struct window_pane *wp)
1207: {
1208: struct window_copy_mode_data *data = wp->modedata;
1209:
1.18 nicm 1210: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1211: if (window_copy_update_selection(wp))
1212: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1213: }
1214:
1215: void
1216: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1217: {
1218: struct window_copy_mode_data *data = wp->modedata;
1219: u_int px, py, xx;
1220: const struct grid_cell *gc;
1221:
1222: px = 0;
1223: py = screen_hsize(&wp->base) + data->cy - data->oy;
1224: xx = window_copy_find_length(wp, py);
1225:
1226: while (px < xx) {
1227: gc = grid_peek_cell(wp->base.grid, px, py);
1228: if (gc->flags & GRID_FLAG_UTF8)
1229: break;
1230: if (gc->data != ' ')
1231: break;
1232: px++;
1233: }
1234:
1.18 nicm 1235: window_copy_update_cursor(wp, px, data->cy);
1236: if (window_copy_update_selection(wp))
1237: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1238: }
1239:
1240: void
1241: window_copy_cursor_end_of_line(struct window_pane *wp)
1242: {
1243: struct window_copy_mode_data *data = wp->modedata;
1.49 nicm 1244: struct screen *base_s = &wp->base;
1245: struct grid *gd = base_s->grid;
1.5 nicm 1246: u_int px, py;
1247:
1.49 nicm 1248: py = screen_hsize(base_s) + data->cy - data->oy;
1.5 nicm 1249: px = window_copy_find_length(wp, py);
1250:
1.49 nicm 1251: if (data->cx == px) {
1252: if (data->screen.sel.flag && data->rectflag)
1253: px = screen_size_x(&wp->base);
1254: if (gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1255: while (py < gd->sy + gd->hsize &&
1256: gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1257: window_copy_cursor_down(wp, 0);
1258: py = screen_hsize(base_s) + data->cy - data->oy;
1259: }
1260: px = window_copy_find_length(wp, py);
1261: }
1262: }
1.18 nicm 1263: window_copy_update_cursor(wp, px, data->cy);
1.49 nicm 1264:
1.18 nicm 1265: if (window_copy_update_selection(wp))
1266: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1267: }
1268:
1269: void
1.1 nicm 1270: window_copy_cursor_left(struct window_pane *wp)
1271: {
1272: struct window_copy_mode_data *data = wp->modedata;
1273:
1274: if (data->cx == 0) {
1.28 nicm 1275: window_copy_cursor_up(wp, 0);
1.18 nicm 1276: window_copy_cursor_end_of_line(wp);
1.1 nicm 1277: } else {
1.18 nicm 1278: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1279: if (window_copy_update_selection(wp))
1280: window_copy_redraw_lines(wp, data->cy, 1);
1281: }
1282: }
1283:
1284: void
1285: window_copy_cursor_right(struct window_pane *wp)
1286: {
1287: struct window_copy_mode_data *data = wp->modedata;
1288: u_int px, py;
1289:
1.47 nicm 1290: if (data->screen.sel.flag && data->rectflag)
1291: px = screen_size_x(&data->screen);
1292: else {
1293: py = screen_hsize(&wp->base) + data->cy - data->oy;
1294: px = window_copy_find_length(wp, py);
1295: }
1.1 nicm 1296:
1297: if (data->cx >= px) {
1298: window_copy_cursor_start_of_line(wp);
1.28 nicm 1299: window_copy_cursor_down(wp, 0);
1.1 nicm 1300: } else {
1.18 nicm 1301: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1302: if (window_copy_update_selection(wp))
1303: window_copy_redraw_lines(wp, data->cy, 1);
1304: }
1305: }
1306:
1307: void
1.28 nicm 1308: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1309: {
1310: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1311: struct screen *s = &data->screen;
1.1 nicm 1312: u_int ox, oy, px, py;
1313:
1314: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1315: ox = window_copy_find_length(wp, oy);
1.25 nicm 1316: if (ox != 0) {
1317: data->lastcx = data->cx;
1318: data->lastsx = ox;
1319: }
1.1 nicm 1320:
1.25 nicm 1321: data->cx = data->lastcx;
1.28 nicm 1322: if (scroll_only || data->cy == 0) {
1.1 nicm 1323: window_copy_scroll_down(wp, 1);
1.36 nicm 1324: if (scroll_only) {
1325: if (data->cy == screen_size_y(s) - 1)
1326: window_copy_redraw_lines(wp, data->cy, 1);
1327: else
1328: window_copy_redraw_lines(wp, data->cy, 2);
1329: }
1.28 nicm 1330: } else {
1.18 nicm 1331: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1332: if (window_copy_update_selection(wp)) {
1333: if (data->cy == screen_size_y(s) - 1)
1334: window_copy_redraw_lines(wp, data->cy, 1);
1335: else
1336: window_copy_redraw_lines(wp, data->cy, 2);
1337: }
1.1 nicm 1338: }
1339:
1.47 nicm 1340: if (!data->screen.sel.flag || !data->rectflag) {
1341: py = screen_hsize(&wp->base) + data->cy - data->oy;
1342: px = window_copy_find_length(wp, py);
1.49 nicm 1343: if ((data->cx >= data->lastsx && data->cx != px) ||
1344: data->cx > px)
1.47 nicm 1345: window_copy_cursor_end_of_line(wp);
1346: }
1.1 nicm 1347: }
1348:
1349: void
1.28 nicm 1350: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1351: {
1352: struct window_copy_mode_data *data = wp->modedata;
1353: struct screen *s = &data->screen;
1354: u_int ox, oy, px, py;
1355:
1356: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1357: ox = window_copy_find_length(wp, oy);
1.25 nicm 1358: if (ox != 0) {
1359: data->lastcx = data->cx;
1360: data->lastsx = ox;
1361: }
1.1 nicm 1362:
1.25 nicm 1363: data->cx = data->lastcx;
1.28 nicm 1364: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1365: window_copy_scroll_up(wp, 1);
1.31 nicm 1366: if (scroll_only && data->cy > 0)
1.28 nicm 1367: window_copy_redraw_lines(wp, data->cy - 1, 2);
1368: } else {
1.18 nicm 1369: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1370: if (window_copy_update_selection(wp))
1371: window_copy_redraw_lines(wp, data->cy - 1, 2);
1372: }
1373:
1.47 nicm 1374: if (!data->screen.sel.flag || !data->rectflag) {
1375: py = screen_hsize(&wp->base) + data->cy - data->oy;
1376: px = window_copy_find_length(wp, py);
1.49 nicm 1377: if ((data->cx >= data->lastsx && data->cx != px) ||
1378: data->cx > px)
1.47 nicm 1379: window_copy_cursor_end_of_line(wp);
1380: }
1.1 nicm 1381: }
1382:
1383: void
1.41 nicm 1384: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1385: {
1386: struct window_copy_mode_data *data = wp->modedata;
1387: struct screen *base_s = &wp->base;
1388: u_int px, py, xx, yy;
1.48 nicm 1389: int expected = 0;
1.40 nicm 1390:
1391: px = data->cx;
1392: py = screen_hsize(base_s) + data->cy - data->oy;
1393: xx = window_copy_find_length(wp, py);
1394: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1395:
1.48 nicm 1396: /*
1397: * First skip past any nonword characters and then any word characters.
1398: *
1399: * expected is initially set to 0 for the former and then 1 for the
1400: * latter.
1401: */
1402: do {
1403: while (px > xx ||
1404: window_copy_in_set(wp, px, py, separators) == expected) {
1405: /* Move down if we're past the end of the line. */
1406: if (px > xx) {
1407: if (py == yy)
1408: return;
1409: window_copy_cursor_down(wp, 0);
1410: px = 0;
1411:
1412: py = screen_hsize(base_s) + data->cy - data->oy;
1413: xx = window_copy_find_length(wp, py);
1414: } else
1415: px++;
1416: }
1417: expected = !expected;
1418: } while (expected == 1);
1.40 nicm 1419:
1420: window_copy_update_cursor(wp, px, data->cy);
1421: if (window_copy_update_selection(wp))
1422: window_copy_redraw_lines(wp, data->cy, 1);
1423: }
1424:
1425: void
1.41 nicm 1426: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1427: {
1428: struct window_copy_mode_data *data = wp->modedata;
1.39 nicm 1429: struct screen *base_s = &wp->base;
1430: u_int px, py, xx, yy;
1.48 nicm 1431: int expected = 1;
1.1 nicm 1432:
1.18 nicm 1433: px = data->cx;
1.39 nicm 1434: py = screen_hsize(base_s) + data->cy - data->oy;
1.1 nicm 1435: xx = window_copy_find_length(wp, py);
1.39 nicm 1436: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1.1 nicm 1437:
1.48 nicm 1438: /*
1439: * First skip past any word characters, then any nonword characters.
1440: *
1441: * expected is initially set to 1 for the former and then 0 for the
1442: * latter.
1443: */
1444: do {
1445: while (px > xx ||
1446: window_copy_in_set(wp, px, py, separators) == expected) {
1447: /* Move down if we're past the end of the line. */
1448: if (px > xx) {
1449: if (py == yy)
1450: return;
1451: window_copy_cursor_down(wp, 0);
1452: px = 0;
1453:
1454: py = screen_hsize(base_s) + data->cy - data->oy;
1455: xx = window_copy_find_length(wp, py);
1456: } else
1457: px++;
1458: }
1459: expected = !expected;
1460: } while (expected == 0);
1.18 nicm 1461:
1462: window_copy_update_cursor(wp, px, data->cy);
1463: if (window_copy_update_selection(wp))
1464: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1465: }
1466:
1.8 nicm 1467: /* Move to the previous place where a word begins. */
1.1 nicm 1468: void
1.41 nicm 1469: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1470: {
1471: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1472: u_int px, py;
1.1 nicm 1473:
1.18 nicm 1474: px = data->cx;
1.1 nicm 1475: py = screen_hsize(&wp->base) + data->cy - data->oy;
1476:
1.8 nicm 1477: /* Move back to the previous word character. */
1.1 nicm 1478: for (;;) {
1.8 nicm 1479: if (px > 0) {
1480: px--;
1.41 nicm 1481: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1482: break;
1.8 nicm 1483: } else {
1484: if (data->cy == 0 &&
1485: (screen_hsize(&wp->base) == 0 ||
1486: data->oy >= screen_hsize(&wp->base) - 1))
1487: goto out;
1.28 nicm 1488: window_copy_cursor_up(wp, 0);
1.1 nicm 1489:
1.39 nicm 1490: py = screen_hsize(&wp->base) + data->cy - data->oy;
1.8 nicm 1491: px = window_copy_find_length(wp, py);
1.1 nicm 1492: }
1.8 nicm 1493: }
1.1 nicm 1494:
1.8 nicm 1495: /* Move back to the beginning of this word. */
1.41 nicm 1496: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1497: px--;
1.8 nicm 1498:
1.1 nicm 1499: out:
1.18 nicm 1500: window_copy_update_cursor(wp, px, data->cy);
1501: if (window_copy_update_selection(wp))
1502: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1503: }
1504:
1505: void
1506: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1507: {
1508: struct window_copy_mode_data *data = wp->modedata;
1509: struct screen *s = &data->screen;
1510: struct screen_write_ctx ctx;
1511:
1512: if (data->oy < ny)
1513: ny = data->oy;
1514: if (ny == 0)
1515: return;
1516: data->oy -= ny;
1517:
1518: screen_write_start(&ctx, wp, NULL);
1519: screen_write_cursormove(&ctx, 0, 0);
1520: screen_write_deleteline(&ctx, ny);
1521: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1522: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1523: if (screen_size_y(s) > 1)
1524: window_copy_write_line(wp, &ctx, 1);
1525: if (screen_size_y(s) > 3)
1526: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1527: if (s->sel.flag && screen_size_y(s) > ny) {
1528: window_copy_update_selection(wp);
1.1 nicm 1529: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1530: }
1.1 nicm 1531: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1532: window_copy_update_selection(wp);
1.1 nicm 1533: screen_write_stop(&ctx);
1534: }
1535:
1536: void
1537: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1538: {
1539: struct window_copy_mode_data *data = wp->modedata;
1540: struct screen *s = &data->screen;
1541: struct screen_write_ctx ctx;
1542:
1543: if (ny > screen_hsize(&wp->base))
1544: return;
1545:
1546: if (data->oy > screen_hsize(&wp->base) - ny)
1547: ny = screen_hsize(&wp->base) - data->oy;
1548: if (ny == 0)
1549: return;
1550: data->oy += ny;
1551:
1552: screen_write_start(&ctx, wp, NULL);
1553: screen_write_cursormove(&ctx, 0, 0);
1554: screen_write_insertline(&ctx, ny);
1555: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1556: if (s->sel.flag && screen_size_y(s) > ny) {
1557: window_copy_update_selection(wp);
1.1 nicm 1558: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1559: } else if (ny == 1) /* nuke position */
1.1 nicm 1560: window_copy_write_line(wp, &ctx, 1);
1561: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1562: window_copy_update_selection(wp);
1.1 nicm 1563: screen_write_stop(&ctx);
1564: }
1.42 nicm 1565:
1566: void
1567: window_copy_rectangle_toggle(struct window_pane *wp)
1568: {
1569: struct window_copy_mode_data *data = wp->modedata;
1.47 nicm 1570: u_int px, py;
1.42 nicm 1571:
1572: data->rectflag = !data->rectflag;
1.47 nicm 1573:
1574: py = screen_hsize(&wp->base) + data->cy - data->oy;
1575: px = window_copy_find_length(wp, py);
1576: if (data->cx > px)
1577: window_copy_update_cursor(wp, px, data->cy);
1.42 nicm 1578:
1579: window_copy_update_selection(wp);
1580: window_copy_redraw_screen(wp);
1581: }