Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.73
1.73 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.72 2011/05/18 20:24:29 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);
1.56 nicm 29: void window_copy_key(struct window_pane *, struct session *, 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(
1.56 nicm 33: struct window_pane *, struct session *, 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 *);
1.66 nicm 55: void window_copy_copy_selection(struct window_pane *);
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);
1.52 nicm 68: void window_copy_cursor_jump(struct window_pane *);
69: void window_copy_cursor_jump_back(struct window_pane *);
1.41 nicm 70: void window_copy_cursor_next_word(struct window_pane *, const char *);
71: void window_copy_cursor_next_word_end(struct window_pane *, const char *);
72: void window_copy_cursor_previous_word(struct window_pane *, const char *);
1.1 nicm 73: void window_copy_scroll_up(struct window_pane *, u_int);
74: void window_copy_scroll_down(struct window_pane *, u_int);
1.42 nicm 75: void window_copy_rectangle_toggle(struct window_pane *);
1.1 nicm 76:
77: const struct window_mode window_copy_mode = {
78: window_copy_init,
79: window_copy_free,
80: window_copy_resize,
81: window_copy_key,
82: window_copy_mouse,
83: NULL,
84: };
85:
1.21 nicm 86: enum window_copy_input_type {
87: WINDOW_COPY_OFF,
1.50 nicm 88: WINDOW_COPY_NUMERICPREFIX,
1.21 nicm 89: WINDOW_COPY_SEARCHUP,
90: WINDOW_COPY_SEARCHDOWN,
1.52 nicm 91: WINDOW_COPY_JUMPFORWARD,
92: WINDOW_COPY_JUMPBACK,
1.21 nicm 93: WINDOW_COPY_GOTOLINE,
94: };
95:
1.54 nicm 96: /*
97: * Copy-mode's visible screen (the "screen" field) is filled from one of
98: * two sources: the original contents of the pane (used when we
99: * actually enter via the "copy-mode" command, to copy the contents of
100: * the current pane), or else a series of lines containing the output
101: * from an output-writing tmux command (such as any of the "show-*" or
102: * "list-*" commands).
103: *
104: * In either case, the full content of the copy-mode grid is pointed at
105: * by the "backing" field, and is copied into "screen" as needed (that
106: * is, when scrolling occurs). When copy-mode is backed by a pane,
107: * backing points directly at that pane's screen structure (&wp->base);
108: * when backed by a list of output-lines from a command, it points at
109: * a newly-allocated screen structure (which is deallocated when the
110: * mode ends).
111: */
1.1 nicm 112: struct window_copy_mode_data {
113: struct screen screen;
114:
1.54 nicm 115: struct screen *backing;
116: int backing_written; /* backing display has started */
117:
1.21 nicm 118: struct mode_key_data mdata;
119:
120: u_int oy;
121:
122: u_int selx;
123: u_int sely;
1.1 nicm 124:
1.42 nicm 125: u_int rectflag; /* are we in rectangle copy mode? */
126:
1.21 nicm 127: u_int cx;
128: u_int cy;
1.1 nicm 129:
1.25 nicm 130: u_int lastcx; /* position in last line with content */
131: u_int lastsx; /* size of last line with content */
132:
1.21 nicm 133: enum window_copy_input_type inputtype;
134: const char *inputprompt;
135: char *inputstr;
1.1 nicm 136:
1.50 nicm 137: u_int numprefix;
138:
1.21 nicm 139: enum window_copy_input_type searchtype;
140: char *searchstr;
1.52 nicm 141:
142: enum window_copy_input_type jumptype;
143: char jumpchar;
1.1 nicm 144: };
145:
146: struct screen *
147: window_copy_init(struct window_pane *wp)
148: {
149: struct window_copy_mode_data *data;
150: struct screen *s;
1.10 nicm 151: int keys;
1.1 nicm 152:
153: wp->modedata = data = xmalloc(sizeof *data);
154: data->oy = 0;
1.54 nicm 155: data->cx = 0;
156: data->cy = 0;
1.1 nicm 157:
1.25 nicm 158: data->lastcx = 0;
159: data->lastsx = 0;
160:
1.54 nicm 161: data->backing_written = 0;
162:
1.42 nicm 163: data->rectflag = 0;
164:
1.21 nicm 165: data->inputtype = WINDOW_COPY_OFF;
166: data->inputprompt = NULL;
167: data->inputstr = xstrdup("");
1.50 nicm 168: data->numprefix = 0;
1.21 nicm 169:
170: data->searchtype = WINDOW_COPY_OFF;
171: data->searchstr = NULL;
172:
1.61 nicm 173: if (wp->fd != -1)
174: bufferevent_disable(wp->event, EV_READ|EV_WRITE);
1.46 nicm 175:
1.52 nicm 176: data->jumptype = WINDOW_COPY_OFF;
177: data->jumpchar = '\0';
178:
1.1 nicm 179: s = &data->screen;
180: screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
1.13 nicm 181: if (options_get_number(&wp->window->options, "mode-mouse"))
1.65 nicm 182: s->mode |= MODE_MOUSE_STANDARD;
1.1 nicm 183:
1.10 nicm 184: keys = options_get_number(&wp->window->options, "mode-keys");
185: if (keys == MODEKEY_EMACS)
1.12 nicm 186: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
1.10 nicm 187: else
1.12 nicm 188: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
1.1 nicm 189:
1.54 nicm 190: data->backing = NULL;
191:
192: return (s);
193: }
194:
195: void
196: window_copy_init_from_pane(struct window_pane *wp)
197: {
198: struct window_copy_mode_data *data = wp->modedata;
199: struct screen *s = &data->screen;
200: struct screen_write_ctx ctx;
201: u_int i;
202:
203: if (wp->mode != &window_copy_mode)
204: fatalx("not in copy mode");
205:
206: data->backing = &wp->base;
207: data->cx = data->backing->cx;
208: data->cy = data->backing->cy;
209:
1.1 nicm 210: s->cx = data->cx;
211: s->cy = data->cy;
212:
213: screen_write_start(&ctx, NULL, s);
214: for (i = 0; i < screen_size_y(s); i++)
215: window_copy_write_line(wp, &ctx, i);
216: screen_write_cursormove(&ctx, data->cx, data->cy);
217: screen_write_stop(&ctx);
1.54 nicm 218: }
1.1 nicm 219:
1.54 nicm 220: void
221: window_copy_init_for_output(struct window_pane *wp)
222: {
223: struct window_copy_mode_data *data = wp->modedata;
224:
225: data->backing = xmalloc(sizeof *data->backing);
226: screen_init(data->backing, screen_size_x(&wp->base),
227: screen_size_y(&wp->base), UINT_MAX);
228: data->backing->mode &= ~MODE_WRAP;
1.1 nicm 229: }
230:
231: void
232: window_copy_free(struct window_pane *wp)
233: {
234: struct window_copy_mode_data *data = wp->modedata;
1.46 nicm 235:
1.61 nicm 236: if (wp->fd != -1)
237: bufferevent_enable(wp->event, EV_READ|EV_WRITE);
1.1 nicm 238:
1.21 nicm 239: if (data->searchstr != NULL)
240: xfree(data->searchstr);
241: xfree(data->inputstr);
242:
1.54 nicm 243: if (data->backing != &wp->base) {
244: screen_free(data->backing);
245: xfree(data->backing);
246: }
1.1 nicm 247: screen_free(&data->screen);
1.21 nicm 248:
1.1 nicm 249: xfree(data);
250: }
251:
252: void
1.54 nicm 253: window_copy_add(struct window_pane *wp, const char *fmt, ...)
254: {
255: va_list ap;
256:
257: va_start(ap, fmt);
258: window_copy_vadd(wp, fmt, ap);
259: va_end(ap);
260: }
261:
262: void
263: window_copy_vadd(struct window_pane *wp, const char *fmt, va_list ap)
264: {
265: struct window_copy_mode_data *data = wp->modedata;
266: struct screen *backing = data->backing;
267: struct screen_write_ctx back_ctx, ctx;
268: struct grid_cell gc;
269: int utf8flag;
270: u_int old_hsize;
271:
272: if (backing == &wp->base)
273: return;
274:
275: utf8flag = options_get_number(&wp->window->options, "utf8");
276: memcpy(&gc, &grid_default_cell, sizeof gc);
277:
278: old_hsize = screen_hsize(data->backing);
279: screen_write_start(&back_ctx, NULL, backing);
280: if (data->backing_written) {
281: /*
282: * On the second or later line, do a CRLF before writing
283: * (so it's on a new line).
284: */
285: screen_write_carriagereturn(&back_ctx);
286: screen_write_linefeed(&back_ctx, 0);
287: } else
288: data->backing_written = 1;
289: screen_write_vnputs(&back_ctx, 0, &gc, utf8flag, fmt, ap);
290: screen_write_stop(&back_ctx);
291:
292: data->oy += screen_hsize(data->backing) - old_hsize;
293:
294: screen_write_start(&ctx, wp, &data->screen);
295:
296: /*
297: * If the history has changed, draw the top line.
298: * (If there's any history at all, it has changed.)
299: */
300: if (screen_hsize(data->backing))
301: window_copy_redraw_lines(wp, 0, 1);
302:
303: /* Write the line, if it's visible. */
304: if (backing->cy + data->oy < screen_size_y(backing))
305: window_copy_redraw_lines(wp, backing->cy, 1);
306:
307: screen_write_stop(&ctx);
308: }
309:
310: void
1.1 nicm 311: window_copy_pageup(struct window_pane *wp)
312: {
313: struct window_copy_mode_data *data = wp->modedata;
314: struct screen *s = &data->screen;
1.19 nicm 315: u_int n;
1.1 nicm 316:
1.19 nicm 317: n = 1;
318: if (screen_size_y(s) > 2)
319: n = screen_size_y(s) - 2;
1.54 nicm 320: if (data->oy + n > screen_hsize(data->backing))
321: data->oy = screen_hsize(data->backing);
1.1 nicm 322: else
1.19 nicm 323: data->oy += n;
1.1 nicm 324: window_copy_update_selection(wp);
325: window_copy_redraw_screen(wp);
326: }
327:
328: void
329: window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
330: {
331: struct window_copy_mode_data *data = wp->modedata;
332: struct screen *s = &data->screen;
333: struct screen_write_ctx ctx;
334:
335: screen_resize(s, sx, sy);
1.54 nicm 336: if (data->backing != &wp->base)
337: screen_resize(data->backing, sx, sy);
1.35 nicm 338:
1.18 nicm 339: if (data->cy > sy - 1)
340: data->cy = sy - 1;
341: if (data->cx > sx)
342: data->cx = sx;
1.63 nicm 343: if (data->oy > screen_hsize(data->backing))
344: data->oy = screen_hsize(data->backing);
1.18 nicm 345:
1.47 nicm 346: window_copy_clear_selection(wp);
1.18 nicm 347:
1.1 nicm 348: screen_write_start(&ctx, NULL, s);
349: window_copy_write_lines(wp, &ctx, 0, screen_size_y(s) - 1);
350: screen_write_stop(&ctx);
1.18 nicm 351:
1.17 nicm 352: window_copy_redraw_screen(wp);
1.1 nicm 353: }
354:
355: void
1.56 nicm 356: window_copy_key(struct window_pane *wp, struct session *sess, int key)
1.1 nicm 357: {
1.48 nicm 358: const char *word_separators;
1.1 nicm 359: struct window_copy_mode_data *data = wp->modedata;
360: struct screen *s = &data->screen;
1.50 nicm 361: u_int n, np;
1.21 nicm 362: int keys;
1.43 nicm 363: enum mode_key_cmd cmd;
1.21 nicm 364:
1.50 nicm 365: np = data->numprefix;
366: if (np == 0)
367: np = 1;
368:
1.67 nicm 369: if (data->inputtype == WINDOW_COPY_JUMPFORWARD ||
370: data->inputtype == WINDOW_COPY_JUMPBACK) {
1.52 nicm 371: /* Ignore keys with modifiers. */
1.59 nicm 372: if ((key & KEYC_MASK_MOD) == 0) {
1.52 nicm 373: data->jumpchar = key;
374: if (data->inputtype == WINDOW_COPY_JUMPFORWARD) {
375: for (; np != 0; np--)
376: window_copy_cursor_jump(wp);
377: } else {
378: for (; np != 0; np--)
379: window_copy_cursor_jump_back(wp);
380: }
381: }
382: data->jumptype = data->inputtype;
383: data->inputtype = WINDOW_COPY_OFF;
384: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
385: return;
1.67 nicm 386: } else if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
1.50 nicm 387: if (window_copy_key_numeric_prefix(wp, key) == 0)
388: return;
389: data->inputtype = WINDOW_COPY_OFF;
390: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
391: } else if (data->inputtype != WINDOW_COPY_OFF) {
1.21 nicm 392: if (window_copy_key_input(wp, key) != 0)
393: goto input_off;
394: return;
395: }
1.1 nicm 396:
1.43 nicm 397: cmd = mode_key_lookup(&data->mdata, key);
398: switch (cmd) {
1.11 nicm 399: case MODEKEYCOPY_CANCEL:
1.51 nicm 400: window_pane_reset_mode(wp);
401: return;
1.10 nicm 402: case MODEKEYCOPY_LEFT:
1.50 nicm 403: for (; np != 0; np--)
404: window_copy_cursor_left(wp);
405: break;
1.10 nicm 406: case MODEKEYCOPY_RIGHT:
1.50 nicm 407: for (; np != 0; np--)
408: window_copy_cursor_right(wp);
409: break;
1.10 nicm 410: case MODEKEYCOPY_UP:
1.50 nicm 411: for (; np != 0; np--)
412: window_copy_cursor_up(wp, 0);
413: break;
1.10 nicm 414: case MODEKEYCOPY_DOWN:
1.50 nicm 415: for (; np != 0; np--)
416: window_copy_cursor_down(wp, 0);
417: break;
1.28 nicm 418: case MODEKEYCOPY_SCROLLUP:
1.50 nicm 419: for (; np != 0; np--)
420: window_copy_cursor_up(wp, 1);
1.28 nicm 421: break;
422: case MODEKEYCOPY_SCROLLDOWN:
1.50 nicm 423: for (; np != 0; np--)
424: window_copy_cursor_down(wp, 1);
1.28 nicm 425: break;
1.10 nicm 426: case MODEKEYCOPY_PREVIOUSPAGE:
1.50 nicm 427: for (; np != 0; np--)
428: window_copy_pageup(wp);
1.1 nicm 429: break;
1.10 nicm 430: case MODEKEYCOPY_NEXTPAGE:
1.19 nicm 431: n = 1;
432: if (screen_size_y(s) > 2)
433: n = screen_size_y(s) - 2;
1.50 nicm 434: for (; np != 0; np--) {
435: if (data->oy < n)
436: data->oy = 0;
437: else
438: data->oy -= n;
439: }
1.20 nicm 440: window_copy_update_selection(wp);
441: window_copy_redraw_screen(wp);
442: break;
443: case MODEKEYCOPY_HALFPAGEUP:
444: n = screen_size_y(s) / 2;
1.50 nicm 445: for (; np != 0; np--) {
1.54 nicm 446: if (data->oy + n > screen_hsize(data->backing))
447: data->oy = screen_hsize(data->backing);
1.50 nicm 448: else
449: data->oy += n;
450: }
1.20 nicm 451: window_copy_update_selection(wp);
452: window_copy_redraw_screen(wp);
453: break;
454: case MODEKEYCOPY_HALFPAGEDOWN:
455: n = screen_size_y(s) / 2;
1.50 nicm 456: for (; np != 0; np--) {
457: if (data->oy < n)
458: data->oy = 0;
459: else
460: data->oy -= n;
461: }
1.30 nicm 462: window_copy_update_selection(wp);
463: window_copy_redraw_screen(wp);
464: break;
465: case MODEKEYCOPY_TOPLINE:
466: data->cx = 0;
467: data->cy = 0;
468: window_copy_update_selection(wp);
469: window_copy_redraw_screen(wp);
470: break;
471: case MODEKEYCOPY_MIDDLELINE:
472: data->cx = 0;
473: data->cy = (screen_size_y(s) - 1) / 2;
474: window_copy_update_selection(wp);
475: window_copy_redraw_screen(wp);
476: break;
477: case MODEKEYCOPY_BOTTOMLINE:
478: data->cx = 0;
479: data->cy = screen_size_y(s) - 1;
1.37 nicm 480: window_copy_update_selection(wp);
481: window_copy_redraw_screen(wp);
482: break;
483: case MODEKEYCOPY_HISTORYTOP:
484: data->cx = 0;
485: data->cy = 0;
1.54 nicm 486: data->oy = screen_hsize(data->backing);
1.37 nicm 487: window_copy_update_selection(wp);
488: window_copy_redraw_screen(wp);
489: break;
490: case MODEKEYCOPY_HISTORYBOTTOM:
491: data->cx = 0;
492: data->cy = screen_size_y(s) - 1;
493: data->oy = 0;
1.1 nicm 494: window_copy_update_selection(wp);
495: window_copy_redraw_screen(wp);
496: break;
1.10 nicm 497: case MODEKEYCOPY_STARTSELECTION:
1.35 nicm 498: window_copy_start_selection(wp);
1.7 nicm 499: window_copy_redraw_screen(wp);
1.71 nicm 500: break;
501: case MODEKEYCOPY_COPYLINE:
502: case MODEKEYCOPY_SELECTLINE:
503: window_copy_cursor_start_of_line(wp);
504: /* FALLTHROUGH */
505: case MODEKEYCOPY_COPYENDOFLINE:
506: window_copy_start_selection(wp);
507: for (; np > 1; np--)
508: window_copy_cursor_down(wp, 0);
509: window_copy_cursor_end_of_line(wp);
510: window_copy_redraw_screen(wp);
511:
512: /* If a copy command then copy the selection and exit. */
513: if (sess != NULL &&
514: (cmd == MODEKEYCOPY_COPYLINE ||
515: cmd == MODEKEYCOPY_COPYENDOFLINE)) {
516: window_copy_copy_selection(wp);
517: window_pane_reset_mode(wp);
518: return;
519: }
1.1 nicm 520: break;
1.10 nicm 521: case MODEKEYCOPY_CLEARSELECTION:
1.47 nicm 522: window_copy_clear_selection(wp);
1.1 nicm 523: window_copy_redraw_screen(wp);
524: break;
1.10 nicm 525: case MODEKEYCOPY_COPYSELECTION:
1.56 nicm 526: if (sess != NULL) {
1.66 nicm 527: window_copy_copy_selection(wp);
1.1 nicm 528: window_pane_reset_mode(wp);
1.51 nicm 529: return;
1.1 nicm 530: }
531: break;
1.10 nicm 532: case MODEKEYCOPY_STARTOFLINE:
1.1 nicm 533: window_copy_cursor_start_of_line(wp);
534: break;
1.10 nicm 535: case MODEKEYCOPY_BACKTOINDENTATION:
1.6 nicm 536: window_copy_cursor_back_to_indentation(wp);
537: break;
1.10 nicm 538: case MODEKEYCOPY_ENDOFLINE:
1.1 nicm 539: window_copy_cursor_end_of_line(wp);
540: break;
1.41 nicm 541: case MODEKEYCOPY_NEXTSPACE:
1.50 nicm 542: for (; np != 0; np--)
543: window_copy_cursor_next_word(wp, " ");
1.41 nicm 544: break;
545: case MODEKEYCOPY_NEXTSPACEEND:
1.50 nicm 546: for (; np != 0; np--)
547: window_copy_cursor_next_word_end(wp, " ");
1.41 nicm 548: break;
1.10 nicm 549: case MODEKEYCOPY_NEXTWORD:
1.48 nicm 550: word_separators =
551: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 552: for (; np != 0; np--)
553: window_copy_cursor_next_word(wp, word_separators);
1.1 nicm 554: break;
1.40 nicm 555: case MODEKEYCOPY_NEXTWORDEND:
1.48 nicm 556: word_separators =
557: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 558: for (; np != 0; np--)
559: window_copy_cursor_next_word_end(wp, word_separators);
1.41 nicm 560: break;
561: case MODEKEYCOPY_PREVIOUSSPACE:
1.50 nicm 562: for (; np != 0; np--)
563: window_copy_cursor_previous_word(wp, " ");
1.40 nicm 564: break;
1.10 nicm 565: case MODEKEYCOPY_PREVIOUSWORD:
1.48 nicm 566: word_separators =
567: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 568: for (; np != 0; np--)
569: window_copy_cursor_previous_word(wp, word_separators);
1.1 nicm 570: break;
1.52 nicm 571: case MODEKEYCOPY_JUMP:
572: data->inputtype = WINDOW_COPY_JUMPFORWARD;
573: data->inputprompt = "Jump Forward";
574: *data->inputstr = '\0';
575: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
576: return; /* skip numprefix reset */
577: case MODEKEYCOPY_JUMPAGAIN:
578: if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
579: for (; np != 0; np--)
580: window_copy_cursor_jump(wp);
581: } else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
582: for (; np != 0; np--)
583: window_copy_cursor_jump_back(wp);
584: }
585: break;
586: case MODEKEYCOPY_JUMPREVERSE:
587: if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
588: for (; np != 0; np--)
589: window_copy_cursor_jump_back(wp);
590: } else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
591: for (; np != 0; np--)
592: window_copy_cursor_jump(wp);
593: }
594: break;
595: case MODEKEYCOPY_JUMPBACK:
596: data->inputtype = WINDOW_COPY_JUMPBACK;
597: data->inputprompt = "Jump Back";
598: *data->inputstr = '\0';
599: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
600: return; /* skip numprefix reset */
1.21 nicm 601: case MODEKEYCOPY_SEARCHUP:
602: data->inputtype = WINDOW_COPY_SEARCHUP;
603: data->inputprompt = "Search Up";
604: goto input_on;
605: case MODEKEYCOPY_SEARCHDOWN:
606: data->inputtype = WINDOW_COPY_SEARCHDOWN;
607: data->inputprompt = "Search Down";
608: goto input_on;
609: case MODEKEYCOPY_SEARCHAGAIN:
1.43 nicm 610: case MODEKEYCOPY_SEARCHREVERSE:
1.21 nicm 611: switch (data->searchtype) {
612: case WINDOW_COPY_OFF:
613: case WINDOW_COPY_GOTOLINE:
1.52 nicm 614: case WINDOW_COPY_JUMPFORWARD:
615: case WINDOW_COPY_JUMPBACK:
1.50 nicm 616: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 617: break;
618: case WINDOW_COPY_SEARCHUP:
1.50 nicm 619: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
620: for (; np != 0; np--) {
621: window_copy_search_up(
622: wp, data->searchstr);
623: }
624: } else {
625: for (; np != 0; np--) {
626: window_copy_search_down(
627: wp, data->searchstr);
628: }
629: }
1.21 nicm 630: break;
631: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 632: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
633: for (; np != 0; np--) {
634: window_copy_search_down(
635: wp, data->searchstr);
636: }
637: } else {
638: for (; np != 0; np--) {
639: window_copy_search_up(
640: wp, data->searchstr);
641: }
642: }
1.21 nicm 643: break;
644: }
645: break;
646: case MODEKEYCOPY_GOTOLINE:
647: data->inputtype = WINDOW_COPY_GOTOLINE;
648: data->inputprompt = "Goto Line";
649: *data->inputstr = '\0';
650: goto input_on;
1.50 nicm 651: case MODEKEYCOPY_STARTNUMBERPREFIX:
1.59 nicm 652: key &= KEYC_MASK_KEY;
1.50 nicm 653: if (key >= '0' && key <= '9') {
654: data->inputtype = WINDOW_COPY_NUMERICPREFIX;
655: data->numprefix = 0;
656: window_copy_key_numeric_prefix(wp, key);
657: return;
658: }
659: break;
1.42 nicm 660: case MODEKEYCOPY_RECTANGLETOGGLE:
661: window_copy_rectangle_toggle(wp);
1.50 nicm 662: break;
1.21 nicm 663: default:
664: break;
665: }
666:
1.50 nicm 667: data->numprefix = 0;
1.21 nicm 668: return;
669:
670: input_on:
671: keys = options_get_number(&wp->window->options, "mode-keys");
672: if (keys == MODEKEY_EMACS)
673: mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
674: else
675: mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
676:
677: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
678: return;
679:
680: input_off:
681: keys = options_get_number(&wp->window->options, "mode-keys");
682: if (keys == MODEKEY_EMACS)
683: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
684: else
685: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
686:
687: data->inputtype = WINDOW_COPY_OFF;
688: data->inputprompt = NULL;
689:
690: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
691: }
692:
693: int
694: window_copy_key_input(struct window_pane *wp, int key)
695: {
696: struct window_copy_mode_data *data = wp->modedata;
697: struct screen *s = &data->screen;
698: size_t inputlen;
1.50 nicm 699: u_int np;
1.21 nicm 700:
701: switch (mode_key_lookup(&data->mdata, key)) {
702: case MODEKEYEDIT_CANCEL:
1.50 nicm 703: data->numprefix = 0;
1.21 nicm 704: return (-1);
705: case MODEKEYEDIT_BACKSPACE:
706: inputlen = strlen(data->inputstr);
707: if (inputlen > 0)
708: data->inputstr[inputlen - 1] = '\0';
1.22 nicm 709: break;
710: case MODEKEYEDIT_DELETELINE:
711: *data->inputstr = '\0';
1.21 nicm 712: break;
713: case MODEKEYEDIT_ENTER:
1.50 nicm 714: np = data->numprefix;
715: if (np == 0)
716: np = 1;
717:
1.21 nicm 718: switch (data->inputtype) {
719: case WINDOW_COPY_OFF:
1.52 nicm 720: case WINDOW_COPY_JUMPFORWARD:
721: case WINDOW_COPY_JUMPBACK:
1.50 nicm 722: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 723: break;
724: case WINDOW_COPY_SEARCHUP:
1.50 nicm 725: for (; np != 0; np--)
726: window_copy_search_up(wp, data->inputstr);
1.21 nicm 727: data->searchtype = data->inputtype;
728: data->searchstr = xstrdup(data->inputstr);
729: break;
730: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 731: for (; np != 0; np--)
732: window_copy_search_down(wp, data->inputstr);
1.21 nicm 733: data->searchtype = data->inputtype;
734: data->searchstr = xstrdup(data->inputstr);
735: break;
736: case WINDOW_COPY_GOTOLINE:
737: window_copy_goto_line(wp, data->inputstr);
738: *data->inputstr = '\0';
739: break;
740: }
1.50 nicm 741: data->numprefix = 0;
1.21 nicm 742: return (1);
743: case MODEKEY_OTHER:
744: if (key < 32 || key > 126)
745: break;
746: inputlen = strlen(data->inputstr) + 2;
1.35 nicm 747:
1.21 nicm 748: data->inputstr = xrealloc(data->inputstr, 1, inputlen);
749: data->inputstr[inputlen - 2] = key;
750: data->inputstr[inputlen - 1] = '\0';
751: break;
1.1 nicm 752: default:
753: break;
754: }
1.21 nicm 755:
756: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
757: return (0);
1.1 nicm 758: }
759:
1.50 nicm 760: int
761: window_copy_key_numeric_prefix(struct window_pane *wp, int key)
762: {
763: struct window_copy_mode_data *data = wp->modedata;
764: struct screen *s = &data->screen;
765:
1.59 nicm 766: key &= KEYC_MASK_KEY;
1.50 nicm 767: if (key < '0' || key > '9')
768: return 1;
769:
770: if (data->numprefix >= 100) /* no more than three digits */
771: return 0;
772: data->numprefix = data->numprefix * 10 + key - '0';
773:
774: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
775: return 0;
776: }
777:
1.34 nicm 778: /* ARGSUSED */
1.1 nicm 779: void
1.29 nicm 780: window_copy_mouse(
1.68 nicm 781: struct window_pane *wp, struct session *sess, struct mouse_event *m)
1.1 nicm 782: {
783: struct window_copy_mode_data *data = wp->modedata;
784: struct screen *s = &data->screen;
1.68 nicm 785: u_int i, old_cy;
1.57 nicm 786:
1.29 nicm 787: if (m->x >= screen_size_x(s))
1.1 nicm 788: return;
1.29 nicm 789: if (m->y >= screen_size_y(s))
1.1 nicm 790: return;
791:
1.57 nicm 792: /* If mouse wheel (buttons 4 and 5), scroll. */
1.60 tedu 793: if ((m->b & MOUSE_45)) {
794: if ((m->b & MOUSE_BUTTON) == MOUSE_1) {
1.57 nicm 795: for (i = 0; i < 5; i++)
796: window_copy_cursor_up(wp, 0);
1.60 tedu 797: } else if ((m->b & MOUSE_BUTTON) == MOUSE_2) {
1.68 nicm 798: old_cy = data->cy;
1.57 nicm 799: for (i = 0; i < 5; i++)
800: window_copy_cursor_down(wp, 0);
1.68 nicm 801: if (old_cy == data->cy)
802: goto reset_mode;
1.57 nicm 803: }
804: return;
805: }
806:
807: /*
808: * If already reading motion, move the cursor while buttons are still
809: * pressed, or stop the selection on their release.
810: */
1.70 nicm 811: if (s->mode & MODE_MOUSE_BUTTON) {
1.60 tedu 812: if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
1.57 nicm 813: window_copy_update_cursor(wp, m->x, m->y);
814: if (window_copy_update_selection(wp))
815: window_copy_redraw_screen(wp);
1.68 nicm 816: return;
1.57 nicm 817: }
1.68 nicm 818: goto reset_mode;
1.57 nicm 819: }
820:
1.65 nicm 821: /* Otherwise if other buttons pressed, start selection and motion. */
1.60 tedu 822: if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
1.65 nicm 823: s->mode &= ~MODE_MOUSE_STANDARD;
1.70 nicm 824: s->mode |= MODE_MOUSE_BUTTON;
1.57 nicm 825:
826: window_copy_update_cursor(wp, m->x, m->y);
827: window_copy_start_selection(wp);
1.35 nicm 828: window_copy_redraw_screen(wp);
1.68 nicm 829: }
830:
831: return;
832:
833: reset_mode:
1.70 nicm 834: s->mode &= ~MODE_MOUSE_BUTTON;
1.68 nicm 835: s->mode |= MODE_MOUSE_STANDARD;
836: if (sess != NULL) {
837: window_copy_copy_selection(wp);
838: window_pane_reset_mode(wp);
1.57 nicm 839: }
1.1 nicm 840: }
841:
842: void
1.21 nicm 843: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
844: {
845: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 846: struct grid *gd = data->backing->grid;
1.21 nicm 847: u_int offset, gap;
848:
849: data->cx = px;
850:
851: gap = gd->sy / 4;
852: if (py < gd->sy) {
853: offset = 0;
854: data->cy = py;
855: } else if (py > gd->hsize + gd->sy - gap) {
856: offset = gd->hsize;
857: data->cy = py - gd->hsize;
858: } else {
859: offset = py + gap - gd->sy;
860: data->cy = py - offset;
861: }
1.35 nicm 862: data->oy = gd->hsize - offset;
1.21 nicm 863:
1.38 nicm 864: window_copy_update_selection(wp);
1.21 nicm 865: window_copy_redraw_screen(wp);
866: }
867:
868: int
869: window_copy_search_compare(
870: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
871: {
872: const struct grid_cell *gc, *sgc;
873: const struct grid_utf8 *gu, *sgu;
874:
875: gc = grid_peek_cell(gd, px, py);
876: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 877:
1.21 nicm 878: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
879: return (0);
880:
881: if (gc->flags & GRID_FLAG_UTF8) {
882: gu = grid_peek_utf8(gd, px, py);
883: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 884: if (grid_utf8_compare(gu, sgu))
1.21 nicm 885: return (1);
886: } else {
887: if (gc->data == sgc->data)
888: return (1);
889: }
890: return (0);
891: }
892:
893: int
894: window_copy_search_lr(struct grid *gd,
895: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
896: {
897: u_int ax, bx, px;
898:
899: for (ax = first; ax < last; ax++) {
900: if (ax + sgd->sx >= gd->sx)
901: break;
902: for (bx = 0; bx < sgd->sx; bx++) {
903: px = ax + bx;
904: if (!window_copy_search_compare(gd, px, py, sgd, bx))
905: break;
906: }
907: if (bx == sgd->sx) {
908: *ppx = ax;
909: return (1);
910: }
911: }
912: return (0);
913: }
914:
915: int
916: window_copy_search_rl(struct grid *gd,
917: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
918: {
919: u_int ax, bx, px;
920:
921: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 922: if (gd->sx - (ax - 1) < sgd->sx)
923: continue;
1.21 nicm 924: for (bx = 0; bx < sgd->sx; bx++) {
925: px = ax - 1 + bx;
926: if (!window_copy_search_compare(gd, px, py, sgd, bx))
927: break;
928: }
929: if (bx == sgd->sx) {
930: *ppx = ax - 1;
931: return (1);
932: }
933: }
934: return (0);
935: }
936:
937: void
938: window_copy_search_up(struct window_pane *wp, const char *searchstr)
939: {
940: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 941: struct screen *s = data->backing, ss;
1.21 nicm 942: struct screen_write_ctx ctx;
943: struct grid *gd = s->grid, *sgd;
944: struct grid_cell gc;
945: size_t searchlen;
946: u_int i, last, fx, fy, px;
947: int utf8flag, n, wrapped;
948:
949: if (*searchstr == '\0')
950: return;
951: utf8flag = options_get_number(&wp->window->options, "utf8");
952: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
953:
954: screen_init(&ss, searchlen, 1, 0);
955: screen_write_start(&ctx, NULL, &ss);
956: memcpy(&gc, &grid_default_cell, sizeof gc);
957: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
958: screen_write_stop(&ctx);
959:
960: fx = data->cx;
961: fy = gd->hsize - data->oy + data->cy;
962:
963: if (fx == 0) {
964: if (fy == 0)
965: return;
966: fx = gd->sx - 1;
967: fy--;
968: } else
969: fx--;
970: n = wrapped = 0;
971:
972: retry:
973: sgd = ss.grid;
974: for (i = fy + 1; i > 0; i--) {
975: last = screen_size_x(s);
976: if (i == fy + 1)
977: last = fx;
978: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
979: if (n) {
980: window_copy_scroll_to(wp, px, i - 1);
981: break;
982: }
983: }
984: if (!n && !wrapped) {
985: fx = gd->sx - 1;
986: fy = gd->hsize + gd->sy - 1;
987: wrapped = 1;
988: goto retry;
989: }
990:
991: screen_free(&ss);
992: }
993:
994: void
995: window_copy_search_down(struct window_pane *wp, const char *searchstr)
996: {
997: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 998: struct screen *s = data->backing, ss;
1.21 nicm 999: struct screen_write_ctx ctx;
1000: struct grid *gd = s->grid, *sgd;
1001: struct grid_cell gc;
1002: size_t searchlen;
1003: u_int i, first, fx, fy, px;
1004: int utf8flag, n, wrapped;
1005:
1006: if (*searchstr == '\0')
1007: return;
1008: utf8flag = options_get_number(&wp->window->options, "utf8");
1009: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
1010:
1011: screen_init(&ss, searchlen, 1, 0);
1012: screen_write_start(&ctx, NULL, &ss);
1013: memcpy(&gc, &grid_default_cell, sizeof gc);
1014: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
1015: screen_write_stop(&ctx);
1016:
1017: fx = data->cx;
1018: fy = gd->hsize - data->oy + data->cy;
1019:
1020: if (fx == gd->sx - 1) {
1021: if (fy == gd->hsize + gd->sy)
1022: return;
1023: fx = 0;
1024: fy++;
1025: } else
1026: fx++;
1027: n = wrapped = 0;
1028:
1029: retry:
1030: sgd = ss.grid;
1031: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
1032: first = 0;
1033: if (i == fy + 1)
1034: first = fx;
1035: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
1036: if (n) {
1037: window_copy_scroll_to(wp, px, i - 1);
1038: break;
1039: }
1040: }
1041: if (!n && !wrapped) {
1042: fx = 0;
1043: fy = 0;
1044: wrapped = 1;
1045: goto retry;
1046: }
1047:
1048: screen_free(&ss);
1049: }
1050:
1051: void
1052: window_copy_goto_line(struct window_pane *wp, const char *linestr)
1053: {
1054: struct window_copy_mode_data *data = wp->modedata;
1055: const char *errstr;
1056: u_int lineno;
1057:
1.54 nicm 1058: lineno = strtonum(linestr, 0, screen_hsize(data->backing), &errstr);
1.21 nicm 1059: if (errstr != NULL)
1060: return;
1.35 nicm 1061:
1.21 nicm 1062: data->oy = lineno;
1.38 nicm 1063: window_copy_update_selection(wp);
1.21 nicm 1064: window_copy_redraw_screen(wp);
1065: }
1066:
1067: void
1.18 nicm 1068: window_copy_write_line(
1069: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 1070: {
1071: struct window_copy_mode_data *data = wp->modedata;
1072: struct screen *s = &data->screen;
1.27 nicm 1073: struct options *oo = &wp->window->options;
1.1 nicm 1074: struct grid_cell gc;
1075: char hdr[32];
1.21 nicm 1076: size_t last, xoff = 0, size = 0;
1077:
1078: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1079: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1080: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1081: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1082:
1.21 nicm 1083: last = screen_size_y(s) - 1;
1.1 nicm 1084: if (py == 0) {
1085: size = xsnprintf(hdr, sizeof hdr,
1.54 nicm 1086: "[%u/%u]", data->oy, screen_hsize(data->backing));
1.62 nicm 1087: if (size > screen_size_x(s))
1088: size = screen_size_x(s);
1.1 nicm 1089: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
1090: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 1091: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
1.50 nicm 1092: if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
1093: xoff = size = xsnprintf(hdr, sizeof hdr,
1094: "Repeat: %u", data->numprefix);
1095: } else {
1096: xoff = size = xsnprintf(hdr, sizeof hdr,
1097: "%s: %s", data->inputprompt, data->inputstr);
1098: }
1.21 nicm 1099: screen_write_cursormove(ctx, 0, last);
1100: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 1101: } else
1102: size = 0;
1103:
1.21 nicm 1104: screen_write_cursormove(ctx, xoff, py);
1.54 nicm 1105: screen_write_copy(ctx, data->backing, xoff,
1106: (screen_hsize(data->backing) - data->oy) + py,
1107: screen_size_x(s) - size, 1);
1.18 nicm 1108:
1109: if (py == data->cy && data->cx == screen_size_x(s)) {
1110: memcpy(&gc, &grid_default_cell, sizeof gc);
1111: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
1112: screen_write_putc(ctx, &gc, '$');
1113: }
1.1 nicm 1114: }
1115:
1116: void
1117: window_copy_write_lines(
1118: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
1119: {
1120: u_int yy;
1121:
1122: for (yy = py; yy < py + ny; yy++)
1123: window_copy_write_line(wp, ctx, py);
1124: }
1125:
1126: void
1127: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
1128: {
1129: struct window_copy_mode_data *data = wp->modedata;
1130: struct screen_write_ctx ctx;
1131: u_int i;
1132:
1133: screen_write_start(&ctx, wp, NULL);
1134: for (i = py; i < py + ny; i++)
1135: window_copy_write_line(wp, &ctx, i);
1136: screen_write_cursormove(&ctx, data->cx, data->cy);
1137: screen_write_stop(&ctx);
1138: }
1139:
1140: void
1141: window_copy_redraw_screen(struct window_pane *wp)
1142: {
1143: struct window_copy_mode_data *data = wp->modedata;
1144:
1145: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
1146: }
1147:
1148: void
1.18 nicm 1149: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 1150: {
1151: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 1152: struct screen *s = &data->screen;
1.1 nicm 1153: struct screen_write_ctx ctx;
1.18 nicm 1154: u_int old_cx, old_cy;
1.1 nicm 1155:
1.18 nicm 1156: old_cx = data->cx; old_cy = data->cy;
1157: data->cx = cx; data->cy = cy;
1158: if (old_cx == screen_size_x(s))
1159: window_copy_redraw_lines(wp, old_cy, 1);
1160: if (data->cx == screen_size_x(s))
1161: window_copy_redraw_lines(wp, data->cy, 1);
1162: else {
1163: screen_write_start(&ctx, wp, NULL);
1164: screen_write_cursormove(&ctx, data->cx, data->cy);
1165: screen_write_stop(&ctx);
1166: }
1.1 nicm 1167: }
1168:
1169: void
1170: window_copy_start_selection(struct window_pane *wp)
1171: {
1172: struct window_copy_mode_data *data = wp->modedata;
1173: struct screen *s = &data->screen;
1174:
1.18 nicm 1175: data->selx = data->cx;
1.54 nicm 1176: data->sely = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1177:
1178: s->sel.flag = 1;
1179: window_copy_update_selection(wp);
1180: }
1181:
1182: int
1183: window_copy_update_selection(struct window_pane *wp)
1184: {
1185: struct window_copy_mode_data *data = wp->modedata;
1186: struct screen *s = &data->screen;
1.27 nicm 1187: struct options *oo = &wp->window->options;
1.1 nicm 1188: struct grid_cell gc;
1.42 nicm 1189: u_int sx, sy, ty, cy;
1.1 nicm 1190:
1191: if (!s->sel.flag)
1192: return (0);
1193:
1194: /* Set colours. */
1195: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1196: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1197: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1198: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1199:
1.18 nicm 1200: /* Find top of screen. */
1.54 nicm 1201: ty = screen_hsize(data->backing) - data->oy;
1.1 nicm 1202:
1203: /* Adjust the selection. */
1204: sx = data->selx;
1205: sy = data->sely;
1.18 nicm 1206: if (sy < ty) { /* above screen */
1.42 nicm 1207: if (!data->rectflag)
1208: sx = 0;
1.1 nicm 1209: sy = 0;
1.18 nicm 1210: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 1211: if (!data->rectflag)
1212: sx = screen_size_x(s) - 1;
1.1 nicm 1213: sy = screen_size_y(s) - 1;
1.18 nicm 1214: } else
1.1 nicm 1215: sy -= ty;
1216: sy = screen_hsize(s) + sy;
1217:
1.42 nicm 1218: screen_set_selection(s,
1219: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
1220:
1221: if (data->rectflag) {
1222: /*
1223: * Can't rely on the caller to redraw the right lines for
1224: * rectangle selection - find the highest line and the number
1225: * of lines, and redraw just past that in both directions
1226: */
1227: cy = data->cy;
1228: if (sy < cy)
1229: window_copy_redraw_lines(wp, sy, cy - sy + 1);
1230: else
1231: window_copy_redraw_lines(wp, cy, sy - cy + 1);
1232: }
1233:
1.1 nicm 1234: return (1);
1235: }
1236:
1237: void
1.66 nicm 1238: window_copy_copy_selection(struct window_pane *wp)
1.1 nicm 1239: {
1240: struct window_copy_mode_data *data = wp->modedata;
1241: struct screen *s = &data->screen;
1242: char *buf;
1.42 nicm 1243: size_t off;
1244: u_int i, xx, yy, sx, sy, ex, ey, limit;
1245: u_int firstsx, lastex, restex, restsx;
1.69 nicm 1246: int keys;
1.1 nicm 1247:
1248: if (!s->sel.flag)
1249: return;
1250:
1251: buf = xmalloc(1);
1252: off = 0;
1253:
1254: *buf = '\0';
1255:
1256: /*
1257: * The selection extends from selx,sely to (adjusted) cx,cy on
1258: * the base screen.
1259: */
1260:
1261: /* Find start and end. */
1.18 nicm 1262: xx = data->cx;
1.54 nicm 1263: yy = screen_hsize(data->backing) + data->cy - data->oy;
1.2 nicm 1264: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 1265: sx = xx; sy = yy;
1266: ex = data->selx; ey = data->sely;
1267: } else {
1268: sx = data->selx; sy = data->sely;
1269: ex = xx; ey = yy;
1270: }
1271:
1272: /* Trim ex to end of line. */
1273: xx = window_copy_find_length(wp, ey);
1274: if (ex > xx)
1275: ex = xx;
1276:
1.42 nicm 1277: /*
1278: * Deal with rectangle-copy if necessary; four situations: start of
1279: * first line (firstsx), end of last line (lastex), start (restsx) and
1280: * end (restex) of all other lines.
1281: */
1282: xx = screen_size_x(s);
1.69 nicm 1283:
1284: /*
1285: * Behave according to mode-keys. If it is emacs, copy like emacs,
1286: * keeping the top-left-most character, and dropping the
1287: * bottom-right-most, regardless of copy direction. If it is vi, also
1288: * keep bottom-right-most character.
1289: */
1290: keys = options_get_number(&wp->window->options, "mode-keys");
1.42 nicm 1291: if (data->rectflag) {
1292: /*
1293: * Need to ignore the column with the cursor in it, which for
1294: * rectangular copy means knowing which side the cursor is on.
1295: */
1296: if (data->selx < data->cx) {
1297: /* Selection start is on the left. */
1.69 nicm 1298: if (keys == MODEKEY_EMACS) {
1299: lastex = data->cx;
1300: restex = data->cx;
1301: }
1302: else {
1303: lastex = data->cx + 1;
1304: restex = data->cx + 1;
1305: }
1.42 nicm 1306: firstsx = data->selx;
1307: restsx = data->selx;
1308: } else {
1309: /* Cursor is on the left. */
1310: lastex = data->selx + 1;
1311: restex = data->selx + 1;
1.64 nicm 1312: firstsx = data->cx;
1313: restsx = data->cx;
1.42 nicm 1314: }
1315: } else {
1.69 nicm 1316: if (keys == MODEKEY_EMACS)
1317: lastex = ex;
1318: else
1319: lastex = ex + 1;
1.42 nicm 1320: restex = xx;
1321: firstsx = sx;
1322: restsx = 0;
1323: }
1324:
1.1 nicm 1325: /* Copy the lines. */
1326: if (sy == ey)
1.42 nicm 1327: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 1328: else {
1.42 nicm 1329: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 1330: if (ey - sy > 1) {
1.42 nicm 1331: for (i = sy + 1; i < ey; i++) {
1332: window_copy_copy_line(
1333: wp, &buf, &off, i, restsx, restex);
1334: }
1.1 nicm 1335: }
1.42 nicm 1336: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 1337: }
1338:
1.26 nicm 1339: /* Don't bother if no data. */
1340: if (off == 0) {
1341: xfree(buf);
1342: return;
1343: }
1344: off--; /* remove final \n */
1.72 nicm 1345:
1346: if (options_get_number(&global_options, "set-clipboard"))
1347: screen_write_setselection(&wp->ictx.ctx, buf, off);
1.1 nicm 1348:
1349: /* Add the buffer to the stack. */
1.66 nicm 1350: limit = options_get_number(&global_options, "buffer-limit");
1351: paste_add(&global_buffers, buf, off, limit);
1.1 nicm 1352: }
1353:
1354: void
1355: window_copy_copy_line(struct window_pane *wp,
1356: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
1357: {
1.54 nicm 1358: struct window_copy_mode_data *data = wp->modedata;
1359: struct grid *gd = data->backing->grid;
1360: const struct grid_cell *gc;
1361: const struct grid_utf8 *gu;
1362: struct grid_line *gl;
1363: u_int i, xx, wrapped = 0;
1364: size_t size;
1.1 nicm 1365:
1366: if (sx > ex)
1367: return;
1368:
1.16 nicm 1369: /*
1370: * Work out if the line was wrapped at the screen edge and all of it is
1371: * on screen.
1372: */
1373: gl = &gd->linedata[sy];
1.35 nicm 1374: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1375: wrapped = 1;
1376:
1377: /* If the line was wrapped, don't strip spaces (use the full length). */
1378: if (wrapped)
1379: xx = gl->cellsize;
1380: else
1381: xx = window_copy_find_length(wp, sy);
1.1 nicm 1382: if (ex > xx)
1383: ex = xx;
1384: if (sx > xx)
1385: sx = xx;
1386:
1387: if (sx < ex) {
1388: for (i = sx; i < ex; i++) {
1.16 nicm 1389: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1390: if (gc->flags & GRID_FLAG_PADDING)
1391: continue;
1392: if (!(gc->flags & GRID_FLAG_UTF8)) {
1393: *buf = xrealloc(*buf, 1, (*off) + 1);
1394: (*buf)[(*off)++] = gc->data;
1395: } else {
1.16 nicm 1396: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1397: size = grid_utf8_size(gu);
1398: *buf = xrealloc(*buf, 1, (*off) + size);
1399: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1400: }
1401: }
1402: }
1403:
1.16 nicm 1404: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1405: if (!wrapped || ex != xx) {
1.16 nicm 1406: *buf = xrealloc(*buf, 1, (*off) + 1);
1407: (*buf)[(*off)++] = '\n';
1408: }
1.1 nicm 1409: }
1410:
1.47 nicm 1411: void
1412: window_copy_clear_selection(struct window_pane *wp)
1413: {
1414: struct window_copy_mode_data *data = wp->modedata;
1415: u_int px, py;
1416:
1417: screen_clear_selection(&data->screen);
1418:
1.54 nicm 1419: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1420: px = window_copy_find_length(wp, py);
1421: if (data->cx > px)
1422: window_copy_update_cursor(wp, px, data->cy);
1423: }
1424:
1.1 nicm 1425: int
1.41 nicm 1426: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1427: {
1.54 nicm 1428: struct window_copy_mode_data *data = wp->modedata;
1429: const struct grid_cell *gc;
1.1 nicm 1430:
1.54 nicm 1431: gc = grid_peek_cell(data->backing->grid, px, py);
1.1 nicm 1432: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1433: return (0);
1434: if (gc->data == 0x00 || gc->data == 0x7f)
1435: return (0);
1.41 nicm 1436: return (strchr(set, gc->data) != NULL);
1.1 nicm 1437: }
1438:
1439: u_int
1440: window_copy_find_length(struct window_pane *wp, u_int py)
1441: {
1.54 nicm 1442: struct window_copy_mode_data *data = wp->modedata;
1443: struct screen *s = data->backing;
1444: const struct grid_cell *gc;
1445: u_int px;
1.1 nicm 1446:
1.4 nicm 1447: /*
1448: * If the pane has been resized, its grid can contain old overlong
1449: * lines. grid_peek_cell does not allow accessing cells beyond the
1450: * width of the grid, and screen_write_copy treats them as spaces, so
1451: * ignore them here too.
1452: */
1.54 nicm 1453: px = s->grid->linedata[py].cellsize;
1454: if (px > screen_size_x(s))
1455: px = screen_size_x(s);
1.1 nicm 1456: while (px > 0) {
1.54 nicm 1457: gc = grid_peek_cell(s->grid, px - 1, py);
1.1 nicm 1458: if (gc->flags & GRID_FLAG_UTF8)
1459: break;
1460: if (gc->data != ' ')
1461: break;
1462: px--;
1463: }
1464: return (px);
1465: }
1466:
1467: void
1.5 nicm 1468: window_copy_cursor_start_of_line(struct window_pane *wp)
1469: {
1470: struct window_copy_mode_data *data = wp->modedata;
1.58 nicm 1471: struct screen *back_s = data->backing;
1472: struct grid *gd = back_s->grid;
1473: u_int py;
1474:
1475: if (data->cx == 0) {
1476: py = screen_hsize(back_s) + data->cy - data->oy;
1477: while (py > 0 && gd->linedata[py-1].flags & GRID_LINE_WRAPPED) {
1478: window_copy_cursor_up(wp, 0);
1479: py = screen_hsize(back_s) + data->cy - data->oy;
1480: }
1481: }
1.18 nicm 1482: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1483: if (window_copy_update_selection(wp))
1484: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1485: }
1486:
1487: void
1488: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1489: {
1490: struct window_copy_mode_data *data = wp->modedata;
1491: u_int px, py, xx;
1492: const struct grid_cell *gc;
1493:
1494: px = 0;
1.54 nicm 1495: py = screen_hsize(data->backing) + data->cy - data->oy;
1.6 nicm 1496: xx = window_copy_find_length(wp, py);
1497:
1498: while (px < xx) {
1.54 nicm 1499: gc = grid_peek_cell(data->backing->grid, px, py);
1.6 nicm 1500: if (gc->flags & GRID_FLAG_UTF8)
1501: break;
1502: if (gc->data != ' ')
1503: break;
1504: px++;
1505: }
1506:
1.18 nicm 1507: window_copy_update_cursor(wp, px, data->cy);
1508: if (window_copy_update_selection(wp))
1509: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1510: }
1511:
1512: void
1513: window_copy_cursor_end_of_line(struct window_pane *wp)
1514: {
1515: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1516: struct screen *back_s = data->backing;
1517: struct grid *gd = back_s->grid;
1.5 nicm 1518: u_int px, py;
1519:
1.54 nicm 1520: py = screen_hsize(back_s) + data->cy - data->oy;
1.5 nicm 1521: px = window_copy_find_length(wp, py);
1522:
1.49 nicm 1523: if (data->cx == px) {
1524: if (data->screen.sel.flag && data->rectflag)
1.54 nicm 1525: px = screen_size_x(back_s);
1.49 nicm 1526: if (gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1527: while (py < gd->sy + gd->hsize &&
1528: gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1529: window_copy_cursor_down(wp, 0);
1.54 nicm 1530: py = screen_hsize(back_s)
1531: + data->cy - data->oy;
1.49 nicm 1532: }
1533: px = window_copy_find_length(wp, py);
1534: }
1535: }
1.18 nicm 1536: window_copy_update_cursor(wp, px, data->cy);
1.49 nicm 1537:
1.18 nicm 1538: if (window_copy_update_selection(wp))
1539: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1540: }
1541:
1542: void
1.1 nicm 1543: window_copy_cursor_left(struct window_pane *wp)
1544: {
1545: struct window_copy_mode_data *data = wp->modedata;
1546:
1547: if (data->cx == 0) {
1.28 nicm 1548: window_copy_cursor_up(wp, 0);
1.18 nicm 1549: window_copy_cursor_end_of_line(wp);
1.1 nicm 1550: } else {
1.18 nicm 1551: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1552: if (window_copy_update_selection(wp))
1553: window_copy_redraw_lines(wp, data->cy, 1);
1554: }
1555: }
1556:
1557: void
1558: window_copy_cursor_right(struct window_pane *wp)
1559: {
1560: struct window_copy_mode_data *data = wp->modedata;
1561: u_int px, py;
1562:
1.47 nicm 1563: if (data->screen.sel.flag && data->rectflag)
1564: px = screen_size_x(&data->screen);
1565: else {
1.54 nicm 1566: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1567: px = window_copy_find_length(wp, py);
1568: }
1.1 nicm 1569:
1570: if (data->cx >= px) {
1571: window_copy_cursor_start_of_line(wp);
1.28 nicm 1572: window_copy_cursor_down(wp, 0);
1.1 nicm 1573: } else {
1.18 nicm 1574: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1575: if (window_copy_update_selection(wp))
1576: window_copy_redraw_lines(wp, data->cy, 1);
1577: }
1578: }
1579:
1580: void
1.28 nicm 1581: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1582: {
1583: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1584: struct screen *s = &data->screen;
1.1 nicm 1585: u_int ox, oy, px, py;
1586:
1.54 nicm 1587: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1588: ox = window_copy_find_length(wp, oy);
1.25 nicm 1589: if (ox != 0) {
1590: data->lastcx = data->cx;
1591: data->lastsx = ox;
1592: }
1.1 nicm 1593:
1.25 nicm 1594: data->cx = data->lastcx;
1.28 nicm 1595: if (scroll_only || data->cy == 0) {
1.1 nicm 1596: window_copy_scroll_down(wp, 1);
1.36 nicm 1597: if (scroll_only) {
1598: if (data->cy == screen_size_y(s) - 1)
1599: window_copy_redraw_lines(wp, data->cy, 1);
1600: else
1601: window_copy_redraw_lines(wp, data->cy, 2);
1602: }
1.28 nicm 1603: } else {
1.18 nicm 1604: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1605: if (window_copy_update_selection(wp)) {
1606: if (data->cy == screen_size_y(s) - 1)
1607: window_copy_redraw_lines(wp, data->cy, 1);
1608: else
1609: window_copy_redraw_lines(wp, data->cy, 2);
1610: }
1.1 nicm 1611: }
1612:
1.47 nicm 1613: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1614: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1615: px = window_copy_find_length(wp, py);
1.49 nicm 1616: if ((data->cx >= data->lastsx && data->cx != px) ||
1617: data->cx > px)
1.47 nicm 1618: window_copy_cursor_end_of_line(wp);
1619: }
1.1 nicm 1620: }
1621:
1622: void
1.28 nicm 1623: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1624: {
1625: struct window_copy_mode_data *data = wp->modedata;
1626: struct screen *s = &data->screen;
1627: u_int ox, oy, px, py;
1628:
1.54 nicm 1629: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1630: ox = window_copy_find_length(wp, oy);
1.25 nicm 1631: if (ox != 0) {
1632: data->lastcx = data->cx;
1633: data->lastsx = ox;
1634: }
1.1 nicm 1635:
1.25 nicm 1636: data->cx = data->lastcx;
1.28 nicm 1637: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1638: window_copy_scroll_up(wp, 1);
1.31 nicm 1639: if (scroll_only && data->cy > 0)
1.28 nicm 1640: window_copy_redraw_lines(wp, data->cy - 1, 2);
1641: } else {
1.18 nicm 1642: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1643: if (window_copy_update_selection(wp))
1644: window_copy_redraw_lines(wp, data->cy - 1, 2);
1645: }
1646:
1.47 nicm 1647: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1648: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1649: px = window_copy_find_length(wp, py);
1.49 nicm 1650: if ((data->cx >= data->lastsx && data->cx != px) ||
1651: data->cx > px)
1.47 nicm 1652: window_copy_cursor_end_of_line(wp);
1.52 nicm 1653: }
1654: }
1655:
1656: void
1657: window_copy_cursor_jump(struct window_pane *wp)
1658: {
1659: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1660: struct screen *back_s = data->backing;
1.52 nicm 1661: const struct grid_cell *gc;
1.67 nicm 1662: u_int px, py, xx;
1.52 nicm 1663:
1664: px = data->cx + 1;
1.54 nicm 1665: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1666: xx = window_copy_find_length(wp, py);
1667:
1668: while (px < xx) {
1.54 nicm 1669: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1670: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1671: && gc->data == data->jumpchar) {
1672:
1673: window_copy_update_cursor(wp, px, data->cy);
1674: if (window_copy_update_selection(wp))
1675: window_copy_redraw_lines(wp, data->cy, 1);
1676: return;
1677: }
1678: px++;
1679: }
1680: }
1681:
1682: void
1683: window_copy_cursor_jump_back(struct window_pane *wp)
1684: {
1685: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1686: struct screen *back_s = data->backing;
1.52 nicm 1687: const struct grid_cell *gc;
1.67 nicm 1688: u_int px, py;
1.52 nicm 1689:
1690: px = data->cx;
1.54 nicm 1691: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1692:
1693: if (px > 0)
1694: px--;
1695:
1696: for (;;) {
1.54 nicm 1697: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1698: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1699: && gc->data == data->jumpchar) {
1700:
1701: window_copy_update_cursor(wp, px, data->cy);
1702: if (window_copy_update_selection(wp))
1703: window_copy_redraw_lines(wp, data->cy, 1);
1704: return;
1705: }
1706: if (px == 0)
1707: break;
1708: px--;
1.47 nicm 1709: }
1.1 nicm 1710: }
1711:
1712: void
1.41 nicm 1713: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1714: {
1715: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1716: struct screen *back_s = data->backing;
1.40 nicm 1717: u_int px, py, xx, yy;
1.48 nicm 1718: int expected = 0;
1.40 nicm 1719:
1720: px = data->cx;
1.54 nicm 1721: py = screen_hsize(back_s) + data->cy - data->oy;
1.40 nicm 1722: xx = window_copy_find_length(wp, py);
1.54 nicm 1723: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.40 nicm 1724:
1.48 nicm 1725: /*
1726: * First skip past any nonword characters and then any word characters.
1727: *
1728: * expected is initially set to 0 for the former and then 1 for the
1729: * latter.
1730: */
1731: do {
1732: while (px > xx ||
1733: window_copy_in_set(wp, px, py, separators) == expected) {
1734: /* Move down if we're past the end of the line. */
1735: if (px > xx) {
1736: if (py == yy)
1737: return;
1738: window_copy_cursor_down(wp, 0);
1739: px = 0;
1740:
1.54 nicm 1741: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1742: xx = window_copy_find_length(wp, py);
1743: } else
1744: px++;
1745: }
1746: expected = !expected;
1747: } while (expected == 1);
1.40 nicm 1748:
1749: window_copy_update_cursor(wp, px, data->cy);
1750: if (window_copy_update_selection(wp))
1751: window_copy_redraw_lines(wp, data->cy, 1);
1752: }
1753:
1754: void
1.41 nicm 1755: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1756: {
1757: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1758: struct screen *back_s = data->backing;
1.39 nicm 1759: u_int px, py, xx, yy;
1.48 nicm 1760: int expected = 1;
1.1 nicm 1761:
1.18 nicm 1762: px = data->cx;
1.54 nicm 1763: py = screen_hsize(back_s) + data->cy - data->oy;
1.1 nicm 1764: xx = window_copy_find_length(wp, py);
1.54 nicm 1765: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.1 nicm 1766:
1.48 nicm 1767: /*
1768: * First skip past any word characters, then any nonword characters.
1769: *
1770: * expected is initially set to 1 for the former and then 0 for the
1771: * latter.
1772: */
1773: do {
1774: while (px > xx ||
1775: window_copy_in_set(wp, px, py, separators) == expected) {
1776: /* Move down if we're past the end of the line. */
1777: if (px > xx) {
1778: if (py == yy)
1779: return;
1780: window_copy_cursor_down(wp, 0);
1781: px = 0;
1782:
1.54 nicm 1783: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1784: xx = window_copy_find_length(wp, py);
1785: } else
1786: px++;
1787: }
1788: expected = !expected;
1789: } while (expected == 0);
1.18 nicm 1790:
1791: window_copy_update_cursor(wp, px, data->cy);
1792: if (window_copy_update_selection(wp))
1793: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1794: }
1795:
1.8 nicm 1796: /* Move to the previous place where a word begins. */
1.1 nicm 1797: void
1.41 nicm 1798: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1799: {
1800: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1801: u_int px, py;
1.1 nicm 1802:
1.18 nicm 1803: px = data->cx;
1.54 nicm 1804: py = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1805:
1.8 nicm 1806: /* Move back to the previous word character. */
1.1 nicm 1807: for (;;) {
1.8 nicm 1808: if (px > 0) {
1809: px--;
1.41 nicm 1810: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1811: break;
1.8 nicm 1812: } else {
1813: if (data->cy == 0 &&
1.54 nicm 1814: (screen_hsize(data->backing) == 0 ||
1815: data->oy >= screen_hsize(data->backing) - 1))
1.8 nicm 1816: goto out;
1.28 nicm 1817: window_copy_cursor_up(wp, 0);
1.1 nicm 1818:
1.54 nicm 1819: py = screen_hsize(data->backing) + data->cy - data->oy;
1.8 nicm 1820: px = window_copy_find_length(wp, py);
1.1 nicm 1821: }
1.8 nicm 1822: }
1.1 nicm 1823:
1.8 nicm 1824: /* Move back to the beginning of this word. */
1.41 nicm 1825: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1826: px--;
1.8 nicm 1827:
1.1 nicm 1828: out:
1.18 nicm 1829: window_copy_update_cursor(wp, px, data->cy);
1830: if (window_copy_update_selection(wp))
1831: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1832: }
1833:
1834: void
1835: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1836: {
1837: struct window_copy_mode_data *data = wp->modedata;
1838: struct screen *s = &data->screen;
1839: struct screen_write_ctx ctx;
1840:
1841: if (data->oy < ny)
1842: ny = data->oy;
1843: if (ny == 0)
1844: return;
1845: data->oy -= ny;
1846:
1847: screen_write_start(&ctx, wp, NULL);
1848: screen_write_cursormove(&ctx, 0, 0);
1849: screen_write_deleteline(&ctx, ny);
1850: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1851: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1852: if (screen_size_y(s) > 1)
1853: window_copy_write_line(wp, &ctx, 1);
1854: if (screen_size_y(s) > 3)
1855: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1856: if (s->sel.flag && screen_size_y(s) > ny) {
1857: window_copy_update_selection(wp);
1.1 nicm 1858: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1859: }
1.1 nicm 1860: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1861: window_copy_update_selection(wp);
1.1 nicm 1862: screen_write_stop(&ctx);
1863: }
1864:
1865: void
1866: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1867: {
1868: struct window_copy_mode_data *data = wp->modedata;
1869: struct screen *s = &data->screen;
1870: struct screen_write_ctx ctx;
1871:
1.54 nicm 1872: if (ny > screen_hsize(data->backing))
1.1 nicm 1873: return;
1874:
1.54 nicm 1875: if (data->oy > screen_hsize(data->backing) - ny)
1876: ny = screen_hsize(data->backing) - data->oy;
1.1 nicm 1877: if (ny == 0)
1878: return;
1879: data->oy += ny;
1880:
1881: screen_write_start(&ctx, wp, NULL);
1882: screen_write_cursormove(&ctx, 0, 0);
1883: screen_write_insertline(&ctx, ny);
1884: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1885: if (s->sel.flag && screen_size_y(s) > ny) {
1886: window_copy_update_selection(wp);
1.1 nicm 1887: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1888: } else if (ny == 1) /* nuke position */
1.1 nicm 1889: window_copy_write_line(wp, &ctx, 1);
1890: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1891: window_copy_update_selection(wp);
1.1 nicm 1892: screen_write_stop(&ctx);
1893: }
1.42 nicm 1894:
1895: void
1896: window_copy_rectangle_toggle(struct window_pane *wp)
1897: {
1898: struct window_copy_mode_data *data = wp->modedata;
1.47 nicm 1899: u_int px, py;
1.42 nicm 1900:
1901: data->rectflag = !data->rectflag;
1.47 nicm 1902:
1.54 nicm 1903: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1904: px = window_copy_find_length(wp, py);
1905: if (data->cx > px)
1906: window_copy_update_cursor(wp, px, data->cy);
1.42 nicm 1907:
1908: window_copy_update_selection(wp);
1909: window_copy_redraw_screen(wp);
1910: }
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