Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.61
1.61 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.60 2010/06/29 05:24:49 tedu 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 *);
1.56 nicm 55: void window_copy_copy_selection(struct window_pane *, struct session *);
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:
1.46 nicm 173: wp->flags |= PANE_FREEZE;
1.61 ! nicm 174: if (wp->fd != -1)
! 175: bufferevent_disable(wp->event, EV_READ|EV_WRITE);
1.46 nicm 176:
1.52 nicm 177: data->jumptype = WINDOW_COPY_OFF;
178: data->jumpchar = '\0';
179:
1.1 nicm 180: s = &data->screen;
181: screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
1.13 nicm 182: if (options_get_number(&wp->window->options, "mode-mouse"))
183: s->mode |= MODE_MOUSE;
1.1 nicm 184:
1.10 nicm 185: keys = options_get_number(&wp->window->options, "mode-keys");
186: if (keys == MODEKEY_EMACS)
1.12 nicm 187: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
1.10 nicm 188: else
1.12 nicm 189: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
1.1 nicm 190:
1.54 nicm 191: data->backing = NULL;
192:
193: return (s);
194: }
195:
196: void
197: window_copy_init_from_pane(struct window_pane *wp)
198: {
199: struct window_copy_mode_data *data = wp->modedata;
200: struct screen *s = &data->screen;
201: struct screen_write_ctx ctx;
202: u_int i;
203:
204: if (wp->mode != &window_copy_mode)
205: fatalx("not in copy mode");
206:
207: data->backing = &wp->base;
208: data->cx = data->backing->cx;
209: data->cy = data->backing->cy;
210:
1.1 nicm 211: s->cx = data->cx;
212: s->cy = data->cy;
213:
214: screen_write_start(&ctx, NULL, s);
215: for (i = 0; i < screen_size_y(s); i++)
216: window_copy_write_line(wp, &ctx, i);
217: screen_write_cursormove(&ctx, data->cx, data->cy);
218: screen_write_stop(&ctx);
1.54 nicm 219: }
1.1 nicm 220:
1.54 nicm 221: void
222: window_copy_init_for_output(struct window_pane *wp)
223: {
224: struct window_copy_mode_data *data = wp->modedata;
225:
226: data->backing = xmalloc(sizeof *data->backing);
227: screen_init(data->backing, screen_size_x(&wp->base),
228: screen_size_y(&wp->base), UINT_MAX);
229: data->backing->mode &= ~MODE_WRAP;
1.1 nicm 230: }
231:
232: void
233: window_copy_free(struct window_pane *wp)
234: {
235: struct window_copy_mode_data *data = wp->modedata;
1.46 nicm 236:
237: wp->flags &= ~PANE_FREEZE;
1.61 ! nicm 238: if (wp->fd != -1)
! 239: bufferevent_enable(wp->event, EV_READ|EV_WRITE);
1.1 nicm 240:
1.21 nicm 241: if (data->searchstr != NULL)
242: xfree(data->searchstr);
243: xfree(data->inputstr);
244:
1.54 nicm 245: if (data->backing != &wp->base) {
246: screen_free(data->backing);
247: xfree(data->backing);
248: }
1.1 nicm 249: screen_free(&data->screen);
1.21 nicm 250:
1.1 nicm 251: xfree(data);
252: }
253:
254: void
1.54 nicm 255: window_copy_add(struct window_pane *wp, const char *fmt, ...)
256: {
257: va_list ap;
258:
259: va_start(ap, fmt);
260: window_copy_vadd(wp, fmt, ap);
261: va_end(ap);
262: }
263:
264: void
265: window_copy_vadd(struct window_pane *wp, const char *fmt, va_list ap)
266: {
267: struct window_copy_mode_data *data = wp->modedata;
268: struct screen *backing = data->backing;
269: struct screen_write_ctx back_ctx, ctx;
270: struct grid_cell gc;
271: int utf8flag;
272: u_int old_hsize;
273:
274: if (backing == &wp->base)
275: return;
276:
277: utf8flag = options_get_number(&wp->window->options, "utf8");
278: memcpy(&gc, &grid_default_cell, sizeof gc);
279:
280: old_hsize = screen_hsize(data->backing);
281: screen_write_start(&back_ctx, NULL, backing);
282: if (data->backing_written) {
283: /*
284: * On the second or later line, do a CRLF before writing
285: * (so it's on a new line).
286: */
287: screen_write_carriagereturn(&back_ctx);
288: screen_write_linefeed(&back_ctx, 0);
289: } else
290: data->backing_written = 1;
291: screen_write_vnputs(&back_ctx, 0, &gc, utf8flag, fmt, ap);
292: screen_write_stop(&back_ctx);
293:
294: data->oy += screen_hsize(data->backing) - old_hsize;
295:
296: screen_write_start(&ctx, wp, &data->screen);
297:
298: /*
299: * If the history has changed, draw the top line.
300: * (If there's any history at all, it has changed.)
301: */
302: if (screen_hsize(data->backing))
303: window_copy_redraw_lines(wp, 0, 1);
304:
305: /* Write the line, if it's visible. */
306: if (backing->cy + data->oy < screen_size_y(backing))
307: window_copy_redraw_lines(wp, backing->cy, 1);
308:
309: screen_write_stop(&ctx);
310: }
311:
312: void
1.1 nicm 313: window_copy_pageup(struct window_pane *wp)
314: {
315: struct window_copy_mode_data *data = wp->modedata;
316: struct screen *s = &data->screen;
1.19 nicm 317: u_int n;
1.1 nicm 318:
1.19 nicm 319: n = 1;
320: if (screen_size_y(s) > 2)
321: n = screen_size_y(s) - 2;
1.54 nicm 322: if (data->oy + n > screen_hsize(data->backing))
323: data->oy = screen_hsize(data->backing);
1.1 nicm 324: else
1.19 nicm 325: data->oy += n;
1.1 nicm 326: window_copy_update_selection(wp);
327: window_copy_redraw_screen(wp);
328: }
329:
330: void
331: window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
332: {
333: struct window_copy_mode_data *data = wp->modedata;
334: struct screen *s = &data->screen;
335: struct screen_write_ctx ctx;
336:
337: screen_resize(s, sx, sy);
1.54 nicm 338: if (data->backing != &wp->base)
339: screen_resize(data->backing, sx, sy);
1.35 nicm 340:
1.18 nicm 341: if (data->cy > sy - 1)
342: data->cy = sy - 1;
343: if (data->cx > sx)
344: data->cx = sx;
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:
1.52 nicm 369: if (data->inputtype == WINDOW_COPY_JUMPFORWARD
370: || data->inputtype == WINDOW_COPY_JUMPBACK) {
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;
386: } 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);
1.1 nicm 500: break;
1.10 nicm 501: case MODEKEYCOPY_CLEARSELECTION:
1.47 nicm 502: window_copy_clear_selection(wp);
1.1 nicm 503: window_copy_redraw_screen(wp);
504: break;
1.10 nicm 505: case MODEKEYCOPY_COPYSELECTION:
1.56 nicm 506: if (sess != NULL) {
507: window_copy_copy_selection(wp, sess);
1.1 nicm 508: window_pane_reset_mode(wp);
1.51 nicm 509: return;
1.1 nicm 510: }
511: break;
1.10 nicm 512: case MODEKEYCOPY_STARTOFLINE:
1.1 nicm 513: window_copy_cursor_start_of_line(wp);
514: break;
1.10 nicm 515: case MODEKEYCOPY_BACKTOINDENTATION:
1.6 nicm 516: window_copy_cursor_back_to_indentation(wp);
517: break;
1.10 nicm 518: case MODEKEYCOPY_ENDOFLINE:
1.1 nicm 519: window_copy_cursor_end_of_line(wp);
520: break;
1.41 nicm 521: case MODEKEYCOPY_NEXTSPACE:
1.50 nicm 522: for (; np != 0; np--)
523: window_copy_cursor_next_word(wp, " ");
1.41 nicm 524: break;
525: case MODEKEYCOPY_NEXTSPACEEND:
1.50 nicm 526: for (; np != 0; np--)
527: window_copy_cursor_next_word_end(wp, " ");
1.41 nicm 528: break;
1.10 nicm 529: case MODEKEYCOPY_NEXTWORD:
1.48 nicm 530: word_separators =
531: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 532: for (; np != 0; np--)
533: window_copy_cursor_next_word(wp, word_separators);
1.1 nicm 534: break;
1.40 nicm 535: case MODEKEYCOPY_NEXTWORDEND:
1.48 nicm 536: word_separators =
537: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 538: for (; np != 0; np--)
539: window_copy_cursor_next_word_end(wp, word_separators);
1.41 nicm 540: break;
541: case MODEKEYCOPY_PREVIOUSSPACE:
1.50 nicm 542: for (; np != 0; np--)
543: window_copy_cursor_previous_word(wp, " ");
1.40 nicm 544: break;
1.10 nicm 545: case MODEKEYCOPY_PREVIOUSWORD:
1.48 nicm 546: word_separators =
547: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 548: for (; np != 0; np--)
549: window_copy_cursor_previous_word(wp, word_separators);
1.1 nicm 550: break;
1.52 nicm 551: case MODEKEYCOPY_JUMP:
552: data->inputtype = WINDOW_COPY_JUMPFORWARD;
553: data->inputprompt = "Jump Forward";
554: *data->inputstr = '\0';
555: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
556: return; /* skip numprefix reset */
557: case MODEKEYCOPY_JUMPAGAIN:
558: if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
559: for (; np != 0; np--)
560: window_copy_cursor_jump(wp);
561: } else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
562: for (; np != 0; np--)
563: window_copy_cursor_jump_back(wp);
564: }
565: break;
566: case MODEKEYCOPY_JUMPREVERSE:
567: if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
568: for (; np != 0; np--)
569: window_copy_cursor_jump_back(wp);
570: } else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
571: for (; np != 0; np--)
572: window_copy_cursor_jump(wp);
573: }
574: break;
575: case MODEKEYCOPY_JUMPBACK:
576: data->inputtype = WINDOW_COPY_JUMPBACK;
577: data->inputprompt = "Jump Back";
578: *data->inputstr = '\0';
579: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
580: return; /* skip numprefix reset */
1.21 nicm 581: case MODEKEYCOPY_SEARCHUP:
582: data->inputtype = WINDOW_COPY_SEARCHUP;
583: data->inputprompt = "Search Up";
584: goto input_on;
585: case MODEKEYCOPY_SEARCHDOWN:
586: data->inputtype = WINDOW_COPY_SEARCHDOWN;
587: data->inputprompt = "Search Down";
588: goto input_on;
589: case MODEKEYCOPY_SEARCHAGAIN:
1.43 nicm 590: case MODEKEYCOPY_SEARCHREVERSE:
1.21 nicm 591: switch (data->searchtype) {
592: case WINDOW_COPY_OFF:
593: case WINDOW_COPY_GOTOLINE:
1.52 nicm 594: case WINDOW_COPY_JUMPFORWARD:
595: case WINDOW_COPY_JUMPBACK:
1.50 nicm 596: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 597: break;
598: case WINDOW_COPY_SEARCHUP:
1.50 nicm 599: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
600: for (; np != 0; np--) {
601: window_copy_search_up(
602: wp, data->searchstr);
603: }
604: } else {
605: for (; np != 0; np--) {
606: window_copy_search_down(
607: wp, data->searchstr);
608: }
609: }
1.21 nicm 610: break;
611: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 612: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
613: for (; np != 0; np--) {
614: window_copy_search_down(
615: wp, data->searchstr);
616: }
617: } else {
618: for (; np != 0; np--) {
619: window_copy_search_up(
620: wp, data->searchstr);
621: }
622: }
1.21 nicm 623: break;
624: }
625: break;
626: case MODEKEYCOPY_GOTOLINE:
627: data->inputtype = WINDOW_COPY_GOTOLINE;
628: data->inputprompt = "Goto Line";
629: *data->inputstr = '\0';
630: goto input_on;
1.50 nicm 631: case MODEKEYCOPY_STARTNUMBERPREFIX:
1.59 nicm 632: key &= KEYC_MASK_KEY;
1.50 nicm 633: if (key >= '0' && key <= '9') {
634: data->inputtype = WINDOW_COPY_NUMERICPREFIX;
635: data->numprefix = 0;
636: window_copy_key_numeric_prefix(wp, key);
637: return;
638: }
639: break;
1.42 nicm 640: case MODEKEYCOPY_RECTANGLETOGGLE:
641: window_copy_rectangle_toggle(wp);
1.50 nicm 642: break;
1.21 nicm 643: default:
644: break;
645: }
646:
1.50 nicm 647: data->numprefix = 0;
1.21 nicm 648: return;
649:
650: input_on:
651: keys = options_get_number(&wp->window->options, "mode-keys");
652: if (keys == MODEKEY_EMACS)
653: mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
654: else
655: mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
656:
657: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
658: return;
659:
660: input_off:
661: keys = options_get_number(&wp->window->options, "mode-keys");
662: if (keys == MODEKEY_EMACS)
663: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
664: else
665: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
666:
667: data->inputtype = WINDOW_COPY_OFF;
668: data->inputprompt = NULL;
669:
670: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
671: }
672:
673: int
674: window_copy_key_input(struct window_pane *wp, int key)
675: {
676: struct window_copy_mode_data *data = wp->modedata;
677: struct screen *s = &data->screen;
678: size_t inputlen;
1.50 nicm 679: u_int np;
1.21 nicm 680:
681: switch (mode_key_lookup(&data->mdata, key)) {
682: case MODEKEYEDIT_CANCEL:
1.50 nicm 683: data->numprefix = 0;
1.21 nicm 684: return (-1);
685: case MODEKEYEDIT_BACKSPACE:
686: inputlen = strlen(data->inputstr);
687: if (inputlen > 0)
688: data->inputstr[inputlen - 1] = '\0';
1.22 nicm 689: break;
690: case MODEKEYEDIT_DELETELINE:
691: *data->inputstr = '\0';
1.21 nicm 692: break;
693: case MODEKEYEDIT_ENTER:
1.50 nicm 694: np = data->numprefix;
695: if (np == 0)
696: np = 1;
697:
1.21 nicm 698: switch (data->inputtype) {
699: case WINDOW_COPY_OFF:
1.52 nicm 700: case WINDOW_COPY_JUMPFORWARD:
701: case WINDOW_COPY_JUMPBACK:
1.50 nicm 702: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 703: break;
704: case WINDOW_COPY_SEARCHUP:
1.50 nicm 705: for (; np != 0; np--)
706: window_copy_search_up(wp, data->inputstr);
1.21 nicm 707: data->searchtype = data->inputtype;
708: data->searchstr = xstrdup(data->inputstr);
709: break;
710: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 711: for (; np != 0; np--)
712: window_copy_search_down(wp, data->inputstr);
1.21 nicm 713: data->searchtype = data->inputtype;
714: data->searchstr = xstrdup(data->inputstr);
715: break;
716: case WINDOW_COPY_GOTOLINE:
717: window_copy_goto_line(wp, data->inputstr);
718: *data->inputstr = '\0';
719: break;
720: }
1.50 nicm 721: data->numprefix = 0;
1.21 nicm 722: return (1);
723: case MODEKEY_OTHER:
724: if (key < 32 || key > 126)
725: break;
726: inputlen = strlen(data->inputstr) + 2;
1.35 nicm 727:
1.21 nicm 728: data->inputstr = xrealloc(data->inputstr, 1, inputlen);
729: data->inputstr[inputlen - 2] = key;
730: data->inputstr[inputlen - 1] = '\0';
731: break;
1.1 nicm 732: default:
733: break;
734: }
1.21 nicm 735:
736: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
737: return (0);
1.1 nicm 738: }
739:
1.50 nicm 740: int
741: window_copy_key_numeric_prefix(struct window_pane *wp, int key)
742: {
743: struct window_copy_mode_data *data = wp->modedata;
744: struct screen *s = &data->screen;
745:
1.59 nicm 746: key &= KEYC_MASK_KEY;
1.50 nicm 747: if (key < '0' || key > '9')
748: return 1;
749:
750: if (data->numprefix >= 100) /* no more than three digits */
751: return 0;
752: data->numprefix = data->numprefix * 10 + key - '0';
753:
754: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
755: return 0;
756: }
757:
1.34 nicm 758: /* ARGSUSED */
1.1 nicm 759: void
1.29 nicm 760: window_copy_mouse(
1.56 nicm 761: struct window_pane *wp, unused struct session *sess, struct mouse_event *m)
1.1 nicm 762: {
763: struct window_copy_mode_data *data = wp->modedata;
764: struct screen *s = &data->screen;
1.57 nicm 765: u_int i;
766:
1.29 nicm 767: if (m->x >= screen_size_x(s))
1.1 nicm 768: return;
1.29 nicm 769: if (m->y >= screen_size_y(s))
1.1 nicm 770: return;
771:
1.57 nicm 772: /* If mouse wheel (buttons 4 and 5), scroll. */
1.60 tedu 773: if ((m->b & MOUSE_45)) {
774: if ((m->b & MOUSE_BUTTON) == MOUSE_1) {
1.57 nicm 775: for (i = 0; i < 5; i++)
776: window_copy_cursor_up(wp, 0);
1.60 tedu 777: } else if ((m->b & MOUSE_BUTTON) == MOUSE_2) {
1.57 nicm 778: for (i = 0; i < 5; i++)
779: window_copy_cursor_down(wp, 0);
780: }
781: return;
782: }
783:
784: /*
785: * If already reading motion, move the cursor while buttons are still
786: * pressed, or stop the selection on their release.
787: */
788: if (s->mode & MODE_MOUSEMOTION) {
1.60 tedu 789: if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
1.57 nicm 790: window_copy_update_cursor(wp, m->x, m->y);
791: if (window_copy_update_selection(wp))
792: window_copy_redraw_screen(wp);
793: } else {
794: s->mode &= ~MODE_MOUSEMOTION;
795: if (sess != NULL) {
796: window_copy_copy_selection(wp, sess);
797: window_pane_reset_mode(wp);
798: }
799: }
800: return;
801: }
802:
803: /* Otherwise i other buttons pressed, start selection and motion. */
1.60 tedu 804: if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
1.57 nicm 805: s->mode |= MODE_MOUSEMOTION;
806:
807: window_copy_update_cursor(wp, m->x, m->y);
808: window_copy_start_selection(wp);
1.35 nicm 809: window_copy_redraw_screen(wp);
1.57 nicm 810: }
1.1 nicm 811: }
812:
813: void
1.21 nicm 814: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
815: {
816: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 817: struct grid *gd = data->backing->grid;
1.21 nicm 818: u_int offset, gap;
819:
820: data->cx = px;
821:
822: gap = gd->sy / 4;
823: if (py < gd->sy) {
824: offset = 0;
825: data->cy = py;
826: } else if (py > gd->hsize + gd->sy - gap) {
827: offset = gd->hsize;
828: data->cy = py - gd->hsize;
829: } else {
830: offset = py + gap - gd->sy;
831: data->cy = py - offset;
832: }
1.35 nicm 833: data->oy = gd->hsize - offset;
1.21 nicm 834:
1.38 nicm 835: window_copy_update_selection(wp);
1.21 nicm 836: window_copy_redraw_screen(wp);
837: }
838:
839: int
840: window_copy_search_compare(
841: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
842: {
843: const struct grid_cell *gc, *sgc;
844: const struct grid_utf8 *gu, *sgu;
845:
846: gc = grid_peek_cell(gd, px, py);
847: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 848:
1.21 nicm 849: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
850: return (0);
851:
852: if (gc->flags & GRID_FLAG_UTF8) {
853: gu = grid_peek_utf8(gd, px, py);
854: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 855: if (grid_utf8_compare(gu, sgu))
1.21 nicm 856: return (1);
857: } else {
858: if (gc->data == sgc->data)
859: return (1);
860: }
861: return (0);
862: }
863:
864: int
865: window_copy_search_lr(struct grid *gd,
866: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
867: {
868: u_int ax, bx, px;
869:
870: for (ax = first; ax < last; ax++) {
871: if (ax + sgd->sx >= gd->sx)
872: break;
873: for (bx = 0; bx < sgd->sx; bx++) {
874: px = ax + bx;
875: if (!window_copy_search_compare(gd, px, py, sgd, bx))
876: break;
877: }
878: if (bx == sgd->sx) {
879: *ppx = ax;
880: return (1);
881: }
882: }
883: return (0);
884: }
885:
886: int
887: window_copy_search_rl(struct grid *gd,
888: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
889: {
890: u_int ax, bx, px;
891:
892: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 893: if (gd->sx - (ax - 1) < sgd->sx)
894: continue;
1.21 nicm 895: for (bx = 0; bx < sgd->sx; bx++) {
896: px = ax - 1 + bx;
897: if (!window_copy_search_compare(gd, px, py, sgd, bx))
898: break;
899: }
900: if (bx == sgd->sx) {
901: *ppx = ax - 1;
902: return (1);
903: }
904: }
905: return (0);
906: }
907:
908: void
909: window_copy_search_up(struct window_pane *wp, const char *searchstr)
910: {
911: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 912: struct screen *s = data->backing, ss;
1.21 nicm 913: struct screen_write_ctx ctx;
914: struct grid *gd = s->grid, *sgd;
915: struct grid_cell gc;
916: size_t searchlen;
917: u_int i, last, fx, fy, px;
918: int utf8flag, n, wrapped;
919:
920: if (*searchstr == '\0')
921: return;
922: utf8flag = options_get_number(&wp->window->options, "utf8");
923: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
924:
925: screen_init(&ss, searchlen, 1, 0);
926: screen_write_start(&ctx, NULL, &ss);
927: memcpy(&gc, &grid_default_cell, sizeof gc);
928: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
929: screen_write_stop(&ctx);
930:
931: fx = data->cx;
932: fy = gd->hsize - data->oy + data->cy;
933:
934: if (fx == 0) {
935: if (fy == 0)
936: return;
937: fx = gd->sx - 1;
938: fy--;
939: } else
940: fx--;
941: n = wrapped = 0;
942:
943: retry:
944: sgd = ss.grid;
945: for (i = fy + 1; i > 0; i--) {
946: last = screen_size_x(s);
947: if (i == fy + 1)
948: last = fx;
949: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
950: if (n) {
951: window_copy_scroll_to(wp, px, i - 1);
952: break;
953: }
954: }
955: if (!n && !wrapped) {
956: fx = gd->sx - 1;
957: fy = gd->hsize + gd->sy - 1;
958: wrapped = 1;
959: goto retry;
960: }
961:
962: screen_free(&ss);
963: }
964:
965: void
966: window_copy_search_down(struct window_pane *wp, const char *searchstr)
967: {
968: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 969: struct screen *s = data->backing, ss;
1.21 nicm 970: struct screen_write_ctx ctx;
971: struct grid *gd = s->grid, *sgd;
972: struct grid_cell gc;
973: size_t searchlen;
974: u_int i, first, fx, fy, px;
975: int utf8flag, n, wrapped;
976:
977: if (*searchstr == '\0')
978: return;
979: utf8flag = options_get_number(&wp->window->options, "utf8");
980: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
981:
982: screen_init(&ss, searchlen, 1, 0);
983: screen_write_start(&ctx, NULL, &ss);
984: memcpy(&gc, &grid_default_cell, sizeof gc);
985: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
986: screen_write_stop(&ctx);
987:
988: fx = data->cx;
989: fy = gd->hsize - data->oy + data->cy;
990:
991: if (fx == gd->sx - 1) {
992: if (fy == gd->hsize + gd->sy)
993: return;
994: fx = 0;
995: fy++;
996: } else
997: fx++;
998: n = wrapped = 0;
999:
1000: retry:
1001: sgd = ss.grid;
1002: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
1003: first = 0;
1004: if (i == fy + 1)
1005: first = fx;
1006: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
1007: if (n) {
1008: window_copy_scroll_to(wp, px, i - 1);
1009: break;
1010: }
1011: }
1012: if (!n && !wrapped) {
1013: fx = 0;
1014: fy = 0;
1015: wrapped = 1;
1016: goto retry;
1017: }
1018:
1019: screen_free(&ss);
1020: }
1021:
1022: void
1023: window_copy_goto_line(struct window_pane *wp, const char *linestr)
1024: {
1025: struct window_copy_mode_data *data = wp->modedata;
1026: const char *errstr;
1027: u_int lineno;
1028:
1.54 nicm 1029: lineno = strtonum(linestr, 0, screen_hsize(data->backing), &errstr);
1.21 nicm 1030: if (errstr != NULL)
1031: return;
1.35 nicm 1032:
1.21 nicm 1033: data->oy = lineno;
1.38 nicm 1034: window_copy_update_selection(wp);
1.21 nicm 1035: window_copy_redraw_screen(wp);
1036: }
1037:
1038: void
1.18 nicm 1039: window_copy_write_line(
1040: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 1041: {
1042: struct window_copy_mode_data *data = wp->modedata;
1043: struct screen *s = &data->screen;
1.27 nicm 1044: struct options *oo = &wp->window->options;
1.1 nicm 1045: struct grid_cell gc;
1046: char hdr[32];
1.21 nicm 1047: size_t last, xoff = 0, size = 0;
1048:
1049: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1050: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1051: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1052: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1053:
1.21 nicm 1054: last = screen_size_y(s) - 1;
1.1 nicm 1055: if (py == 0) {
1056: size = xsnprintf(hdr, sizeof hdr,
1.54 nicm 1057: "[%u/%u]", data->oy, screen_hsize(data->backing));
1.1 nicm 1058: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
1059: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 1060: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
1.50 nicm 1061: if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
1062: xoff = size = xsnprintf(hdr, sizeof hdr,
1063: "Repeat: %u", data->numprefix);
1064: } else {
1065: xoff = size = xsnprintf(hdr, sizeof hdr,
1066: "%s: %s", data->inputprompt, data->inputstr);
1067: }
1.21 nicm 1068: screen_write_cursormove(ctx, 0, last);
1069: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 1070: } else
1071: size = 0;
1072:
1.21 nicm 1073: screen_write_cursormove(ctx, xoff, py);
1.54 nicm 1074: screen_write_copy(ctx, data->backing, xoff,
1075: (screen_hsize(data->backing) - data->oy) + py,
1076: screen_size_x(s) - size, 1);
1.18 nicm 1077:
1078: if (py == data->cy && data->cx == screen_size_x(s)) {
1079: memcpy(&gc, &grid_default_cell, sizeof gc);
1080: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
1081: screen_write_putc(ctx, &gc, '$');
1082: }
1.1 nicm 1083: }
1084:
1085: void
1086: window_copy_write_lines(
1087: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
1088: {
1089: u_int yy;
1090:
1091: for (yy = py; yy < py + ny; yy++)
1092: window_copy_write_line(wp, ctx, py);
1093: }
1094:
1095: void
1096: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
1097: {
1098: struct window_copy_mode_data *data = wp->modedata;
1099: struct screen_write_ctx ctx;
1100: u_int i;
1101:
1102: screen_write_start(&ctx, wp, NULL);
1103: for (i = py; i < py + ny; i++)
1104: window_copy_write_line(wp, &ctx, i);
1105: screen_write_cursormove(&ctx, data->cx, data->cy);
1106: screen_write_stop(&ctx);
1107: }
1108:
1109: void
1110: window_copy_redraw_screen(struct window_pane *wp)
1111: {
1112: struct window_copy_mode_data *data = wp->modedata;
1113:
1114: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
1115: }
1116:
1117: void
1.18 nicm 1118: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 1119: {
1120: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 1121: struct screen *s = &data->screen;
1.1 nicm 1122: struct screen_write_ctx ctx;
1.18 nicm 1123: u_int old_cx, old_cy;
1.1 nicm 1124:
1.18 nicm 1125: old_cx = data->cx; old_cy = data->cy;
1126: data->cx = cx; data->cy = cy;
1127: if (old_cx == screen_size_x(s))
1128: window_copy_redraw_lines(wp, old_cy, 1);
1129: if (data->cx == screen_size_x(s))
1130: window_copy_redraw_lines(wp, data->cy, 1);
1131: else {
1132: screen_write_start(&ctx, wp, NULL);
1133: screen_write_cursormove(&ctx, data->cx, data->cy);
1134: screen_write_stop(&ctx);
1135: }
1.1 nicm 1136: }
1137:
1138: void
1139: window_copy_start_selection(struct window_pane *wp)
1140: {
1141: struct window_copy_mode_data *data = wp->modedata;
1142: struct screen *s = &data->screen;
1143:
1.18 nicm 1144: data->selx = data->cx;
1.54 nicm 1145: data->sely = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1146:
1147: s->sel.flag = 1;
1148: window_copy_update_selection(wp);
1149: }
1150:
1151: int
1152: window_copy_update_selection(struct window_pane *wp)
1153: {
1154: struct window_copy_mode_data *data = wp->modedata;
1155: struct screen *s = &data->screen;
1.27 nicm 1156: struct options *oo = &wp->window->options;
1.1 nicm 1157: struct grid_cell gc;
1.42 nicm 1158: u_int sx, sy, ty, cy;
1.1 nicm 1159:
1160: if (!s->sel.flag)
1161: return (0);
1162:
1163: /* Set colours. */
1164: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1165: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1166: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1167: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1168:
1.18 nicm 1169: /* Find top of screen. */
1.54 nicm 1170: ty = screen_hsize(data->backing) - data->oy;
1.1 nicm 1171:
1172: /* Adjust the selection. */
1173: sx = data->selx;
1174: sy = data->sely;
1.18 nicm 1175: if (sy < ty) { /* above screen */
1.42 nicm 1176: if (!data->rectflag)
1177: sx = 0;
1.1 nicm 1178: sy = 0;
1.18 nicm 1179: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 1180: if (!data->rectflag)
1181: sx = screen_size_x(s) - 1;
1.1 nicm 1182: sy = screen_size_y(s) - 1;
1.18 nicm 1183: } else
1.1 nicm 1184: sy -= ty;
1185: sy = screen_hsize(s) + sy;
1186:
1.42 nicm 1187: screen_set_selection(s,
1188: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
1189:
1190: if (data->rectflag) {
1191: /*
1192: * Can't rely on the caller to redraw the right lines for
1193: * rectangle selection - find the highest line and the number
1194: * of lines, and redraw just past that in both directions
1195: */
1196: cy = data->cy;
1197: if (sy < cy)
1198: window_copy_redraw_lines(wp, sy, cy - sy + 1);
1199: else
1200: window_copy_redraw_lines(wp, cy, sy - cy + 1);
1201: }
1202:
1.1 nicm 1203: return (1);
1204: }
1205:
1206: void
1.56 nicm 1207: window_copy_copy_selection(struct window_pane *wp, struct session *sess)
1.1 nicm 1208: {
1209: struct window_copy_mode_data *data = wp->modedata;
1210: struct screen *s = &data->screen;
1211: char *buf;
1.42 nicm 1212: size_t off;
1213: u_int i, xx, yy, sx, sy, ex, ey, limit;
1214: u_int firstsx, lastex, restex, restsx;
1.1 nicm 1215:
1216: if (!s->sel.flag)
1217: return;
1218:
1219: buf = xmalloc(1);
1220: off = 0;
1221:
1222: *buf = '\0';
1223:
1224: /*
1225: * The selection extends from selx,sely to (adjusted) cx,cy on
1226: * the base screen.
1227: */
1228:
1229: /* Find start and end. */
1.18 nicm 1230: xx = data->cx;
1.54 nicm 1231: yy = screen_hsize(data->backing) + data->cy - data->oy;
1.2 nicm 1232: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 1233: sx = xx; sy = yy;
1234: ex = data->selx; ey = data->sely;
1235: } else {
1236: sx = data->selx; sy = data->sely;
1237: ex = xx; ey = yy;
1238: }
1239:
1240: /* Trim ex to end of line. */
1241: xx = window_copy_find_length(wp, ey);
1242: if (ex > xx)
1243: ex = xx;
1244:
1.42 nicm 1245: /*
1246: * Deal with rectangle-copy if necessary; four situations: start of
1247: * first line (firstsx), end of last line (lastex), start (restsx) and
1248: * end (restex) of all other lines.
1249: */
1250: xx = screen_size_x(s);
1251: if (data->rectflag) {
1252: /*
1253: * Need to ignore the column with the cursor in it, which for
1254: * rectangular copy means knowing which side the cursor is on.
1255: */
1256: if (data->selx < data->cx) {
1257: /* Selection start is on the left. */
1258: lastex = data->cx;
1259: restex = data->cx;
1260: firstsx = data->selx;
1261: restsx = data->selx;
1262: } else {
1263: /* Cursor is on the left. */
1264: lastex = data->selx + 1;
1265: restex = data->selx + 1;
1266: firstsx = data->cx + 1;
1267: restsx = data->cx + 1;
1268: }
1269: } else {
1270: /*
1271: * Like emacs, keep the top-left-most character, and drop the
1272: * bottom-right-most, regardless of copy direction.
1273: */
1274: lastex = ex;
1275: restex = xx;
1276: firstsx = sx;
1277: restsx = 0;
1278: }
1279:
1.1 nicm 1280: /* Copy the lines. */
1281: if (sy == ey)
1.42 nicm 1282: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 1283: else {
1.42 nicm 1284: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 1285: if (ey - sy > 1) {
1.42 nicm 1286: for (i = sy + 1; i < ey; i++) {
1287: window_copy_copy_line(
1288: wp, &buf, &off, i, restsx, restex);
1289: }
1.1 nicm 1290: }
1.42 nicm 1291: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 1292: }
1293:
1.26 nicm 1294: /* Don't bother if no data. */
1295: if (off == 0) {
1296: xfree(buf);
1297: return;
1298: }
1299: off--; /* remove final \n */
1.1 nicm 1300:
1301: /* Add the buffer to the stack. */
1.56 nicm 1302: limit = options_get_number(&sess->options, "buffer-limit");
1303: paste_add(&sess->buffers, buf, off, limit);
1.1 nicm 1304: }
1305:
1306: void
1307: window_copy_copy_line(struct window_pane *wp,
1308: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
1309: {
1.54 nicm 1310: struct window_copy_mode_data *data = wp->modedata;
1311: struct grid *gd = data->backing->grid;
1312: const struct grid_cell *gc;
1313: const struct grid_utf8 *gu;
1314: struct grid_line *gl;
1315: u_int i, xx, wrapped = 0;
1316: size_t size;
1.1 nicm 1317:
1318: if (sx > ex)
1319: return;
1320:
1.16 nicm 1321: /*
1322: * Work out if the line was wrapped at the screen edge and all of it is
1323: * on screen.
1324: */
1325: gl = &gd->linedata[sy];
1.35 nicm 1326: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1327: wrapped = 1;
1328:
1329: /* If the line was wrapped, don't strip spaces (use the full length). */
1330: if (wrapped)
1331: xx = gl->cellsize;
1332: else
1333: xx = window_copy_find_length(wp, sy);
1.1 nicm 1334: if (ex > xx)
1335: ex = xx;
1336: if (sx > xx)
1337: sx = xx;
1338:
1339: if (sx < ex) {
1340: for (i = sx; i < ex; i++) {
1.16 nicm 1341: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1342: if (gc->flags & GRID_FLAG_PADDING)
1343: continue;
1344: if (!(gc->flags & GRID_FLAG_UTF8)) {
1345: *buf = xrealloc(*buf, 1, (*off) + 1);
1346: (*buf)[(*off)++] = gc->data;
1347: } else {
1.16 nicm 1348: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1349: size = grid_utf8_size(gu);
1350: *buf = xrealloc(*buf, 1, (*off) + size);
1351: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1352: }
1353: }
1354: }
1355:
1.16 nicm 1356: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1357: if (!wrapped || ex != xx) {
1.16 nicm 1358: *buf = xrealloc(*buf, 1, (*off) + 1);
1359: (*buf)[(*off)++] = '\n';
1360: }
1.1 nicm 1361: }
1362:
1.47 nicm 1363: void
1364: window_copy_clear_selection(struct window_pane *wp)
1365: {
1366: struct window_copy_mode_data *data = wp->modedata;
1367: u_int px, py;
1368:
1369: screen_clear_selection(&data->screen);
1370:
1.54 nicm 1371: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1372: px = window_copy_find_length(wp, py);
1373: if (data->cx > px)
1374: window_copy_update_cursor(wp, px, data->cy);
1375: }
1376:
1.1 nicm 1377: int
1.41 nicm 1378: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1379: {
1.54 nicm 1380: struct window_copy_mode_data *data = wp->modedata;
1381: const struct grid_cell *gc;
1.1 nicm 1382:
1.54 nicm 1383: gc = grid_peek_cell(data->backing->grid, px, py);
1.1 nicm 1384: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1385: return (0);
1386: if (gc->data == 0x00 || gc->data == 0x7f)
1387: return (0);
1.41 nicm 1388: return (strchr(set, gc->data) != NULL);
1.1 nicm 1389: }
1390:
1391: u_int
1392: window_copy_find_length(struct window_pane *wp, u_int py)
1393: {
1.54 nicm 1394: struct window_copy_mode_data *data = wp->modedata;
1395: struct screen *s = data->backing;
1396: const struct grid_cell *gc;
1397: u_int px;
1.1 nicm 1398:
1.4 nicm 1399: /*
1400: * If the pane has been resized, its grid can contain old overlong
1401: * lines. grid_peek_cell does not allow accessing cells beyond the
1402: * width of the grid, and screen_write_copy treats them as spaces, so
1403: * ignore them here too.
1404: */
1.54 nicm 1405: px = s->grid->linedata[py].cellsize;
1406: if (px > screen_size_x(s))
1407: px = screen_size_x(s);
1.1 nicm 1408: while (px > 0) {
1.54 nicm 1409: gc = grid_peek_cell(s->grid, px - 1, py);
1.1 nicm 1410: if (gc->flags & GRID_FLAG_UTF8)
1411: break;
1412: if (gc->data != ' ')
1413: break;
1414: px--;
1415: }
1416: return (px);
1417: }
1418:
1419: void
1.5 nicm 1420: window_copy_cursor_start_of_line(struct window_pane *wp)
1421: {
1422: struct window_copy_mode_data *data = wp->modedata;
1.58 nicm 1423: struct screen *back_s = data->backing;
1424: struct grid *gd = back_s->grid;
1425: u_int py;
1426:
1427: if (data->cx == 0) {
1428: py = screen_hsize(back_s) + data->cy - data->oy;
1429: while (py > 0 && gd->linedata[py-1].flags & GRID_LINE_WRAPPED) {
1430: window_copy_cursor_up(wp, 0);
1431: py = screen_hsize(back_s) + data->cy - data->oy;
1432: }
1433: }
1.18 nicm 1434: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1435: if (window_copy_update_selection(wp))
1436: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1437: }
1438:
1439: void
1440: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1441: {
1442: struct window_copy_mode_data *data = wp->modedata;
1443: u_int px, py, xx;
1444: const struct grid_cell *gc;
1445:
1446: px = 0;
1.54 nicm 1447: py = screen_hsize(data->backing) + data->cy - data->oy;
1.6 nicm 1448: xx = window_copy_find_length(wp, py);
1449:
1450: while (px < xx) {
1.54 nicm 1451: gc = grid_peek_cell(data->backing->grid, px, py);
1.6 nicm 1452: if (gc->flags & GRID_FLAG_UTF8)
1453: break;
1454: if (gc->data != ' ')
1455: break;
1456: px++;
1457: }
1458:
1.18 nicm 1459: window_copy_update_cursor(wp, px, data->cy);
1460: if (window_copy_update_selection(wp))
1461: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1462: }
1463:
1464: void
1465: window_copy_cursor_end_of_line(struct window_pane *wp)
1466: {
1467: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1468: struct screen *back_s = data->backing;
1469: struct grid *gd = back_s->grid;
1.5 nicm 1470: u_int px, py;
1471:
1.54 nicm 1472: py = screen_hsize(back_s) + data->cy - data->oy;
1.5 nicm 1473: px = window_copy_find_length(wp, py);
1474:
1.49 nicm 1475: if (data->cx == px) {
1476: if (data->screen.sel.flag && data->rectflag)
1.54 nicm 1477: px = screen_size_x(back_s);
1.49 nicm 1478: if (gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1479: while (py < gd->sy + gd->hsize &&
1480: gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1481: window_copy_cursor_down(wp, 0);
1.54 nicm 1482: py = screen_hsize(back_s)
1483: + data->cy - data->oy;
1.49 nicm 1484: }
1485: px = window_copy_find_length(wp, py);
1486: }
1487: }
1.18 nicm 1488: window_copy_update_cursor(wp, px, data->cy);
1.49 nicm 1489:
1.18 nicm 1490: if (window_copy_update_selection(wp))
1491: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1492: }
1493:
1494: void
1.1 nicm 1495: window_copy_cursor_left(struct window_pane *wp)
1496: {
1497: struct window_copy_mode_data *data = wp->modedata;
1498:
1499: if (data->cx == 0) {
1.28 nicm 1500: window_copy_cursor_up(wp, 0);
1.18 nicm 1501: window_copy_cursor_end_of_line(wp);
1.1 nicm 1502: } else {
1.18 nicm 1503: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1504: if (window_copy_update_selection(wp))
1505: window_copy_redraw_lines(wp, data->cy, 1);
1506: }
1507: }
1508:
1509: void
1510: window_copy_cursor_right(struct window_pane *wp)
1511: {
1512: struct window_copy_mode_data *data = wp->modedata;
1513: u_int px, py;
1514:
1.47 nicm 1515: if (data->screen.sel.flag && data->rectflag)
1516: px = screen_size_x(&data->screen);
1517: else {
1.54 nicm 1518: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1519: px = window_copy_find_length(wp, py);
1520: }
1.1 nicm 1521:
1522: if (data->cx >= px) {
1523: window_copy_cursor_start_of_line(wp);
1.28 nicm 1524: window_copy_cursor_down(wp, 0);
1.1 nicm 1525: } else {
1.18 nicm 1526: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1527: if (window_copy_update_selection(wp))
1528: window_copy_redraw_lines(wp, data->cy, 1);
1529: }
1530: }
1531:
1532: void
1.28 nicm 1533: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1534: {
1535: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1536: struct screen *s = &data->screen;
1.1 nicm 1537: u_int ox, oy, px, py;
1538:
1.54 nicm 1539: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1540: ox = window_copy_find_length(wp, oy);
1.25 nicm 1541: if (ox != 0) {
1542: data->lastcx = data->cx;
1543: data->lastsx = ox;
1544: }
1.1 nicm 1545:
1.25 nicm 1546: data->cx = data->lastcx;
1.28 nicm 1547: if (scroll_only || data->cy == 0) {
1.1 nicm 1548: window_copy_scroll_down(wp, 1);
1.36 nicm 1549: if (scroll_only) {
1550: if (data->cy == screen_size_y(s) - 1)
1551: window_copy_redraw_lines(wp, data->cy, 1);
1552: else
1553: window_copy_redraw_lines(wp, data->cy, 2);
1554: }
1.28 nicm 1555: } else {
1.18 nicm 1556: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1557: if (window_copy_update_selection(wp)) {
1558: if (data->cy == screen_size_y(s) - 1)
1559: window_copy_redraw_lines(wp, data->cy, 1);
1560: else
1561: window_copy_redraw_lines(wp, data->cy, 2);
1562: }
1.1 nicm 1563: }
1564:
1.47 nicm 1565: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1566: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1567: px = window_copy_find_length(wp, py);
1.49 nicm 1568: if ((data->cx >= data->lastsx && data->cx != px) ||
1569: data->cx > px)
1.47 nicm 1570: window_copy_cursor_end_of_line(wp);
1571: }
1.1 nicm 1572: }
1573:
1574: void
1.28 nicm 1575: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1576: {
1577: struct window_copy_mode_data *data = wp->modedata;
1578: struct screen *s = &data->screen;
1579: u_int ox, oy, px, py;
1580:
1.54 nicm 1581: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1582: ox = window_copy_find_length(wp, oy);
1.25 nicm 1583: if (ox != 0) {
1584: data->lastcx = data->cx;
1585: data->lastsx = ox;
1586: }
1.1 nicm 1587:
1.25 nicm 1588: data->cx = data->lastcx;
1.28 nicm 1589: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1590: window_copy_scroll_up(wp, 1);
1.31 nicm 1591: if (scroll_only && data->cy > 0)
1.28 nicm 1592: window_copy_redraw_lines(wp, data->cy - 1, 2);
1593: } else {
1.18 nicm 1594: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1595: if (window_copy_update_selection(wp))
1596: window_copy_redraw_lines(wp, data->cy - 1, 2);
1597: }
1598:
1.47 nicm 1599: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1600: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1601: px = window_copy_find_length(wp, py);
1.49 nicm 1602: if ((data->cx >= data->lastsx && data->cx != px) ||
1603: data->cx > px)
1.47 nicm 1604: window_copy_cursor_end_of_line(wp);
1.52 nicm 1605: }
1606: }
1607:
1608: void
1609: window_copy_cursor_jump(struct window_pane *wp)
1610: {
1611: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1612: struct screen *back_s = data->backing;
1.52 nicm 1613: const struct grid_cell *gc;
1614: uint px, py, xx;
1615:
1616: px = data->cx + 1;
1.54 nicm 1617: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1618: xx = window_copy_find_length(wp, py);
1619:
1620: while (px < xx) {
1.54 nicm 1621: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1622: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1623: && gc->data == data->jumpchar) {
1624:
1625: window_copy_update_cursor(wp, px, data->cy);
1626: if (window_copy_update_selection(wp))
1627: window_copy_redraw_lines(wp, data->cy, 1);
1628: return;
1629: }
1630: px++;
1631: }
1632: }
1633:
1634: void
1635: window_copy_cursor_jump_back(struct window_pane *wp)
1636: {
1637: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1638: struct screen *back_s = data->backing;
1.52 nicm 1639: const struct grid_cell *gc;
1640: uint px, py;
1641:
1642: px = data->cx;
1.54 nicm 1643: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1644:
1645: if (px > 0)
1646: px--;
1647:
1648: for (;;) {
1.54 nicm 1649: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1650: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1651: && gc->data == data->jumpchar) {
1652:
1653: window_copy_update_cursor(wp, px, data->cy);
1654: if (window_copy_update_selection(wp))
1655: window_copy_redraw_lines(wp, data->cy, 1);
1656: return;
1657: }
1658: if (px == 0)
1659: break;
1660: px--;
1.47 nicm 1661: }
1.1 nicm 1662: }
1663:
1664: void
1.41 nicm 1665: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1666: {
1667: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1668: struct screen *back_s = data->backing;
1.40 nicm 1669: u_int px, py, xx, yy;
1.48 nicm 1670: int expected = 0;
1.40 nicm 1671:
1672: px = data->cx;
1.54 nicm 1673: py = screen_hsize(back_s) + data->cy - data->oy;
1.40 nicm 1674: xx = window_copy_find_length(wp, py);
1.54 nicm 1675: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.40 nicm 1676:
1.48 nicm 1677: /*
1678: * First skip past any nonword characters and then any word characters.
1679: *
1680: * expected is initially set to 0 for the former and then 1 for the
1681: * latter.
1682: */
1683: do {
1684: while (px > xx ||
1685: window_copy_in_set(wp, px, py, separators) == expected) {
1686: /* Move down if we're past the end of the line. */
1687: if (px > xx) {
1688: if (py == yy)
1689: return;
1690: window_copy_cursor_down(wp, 0);
1691: px = 0;
1692:
1.54 nicm 1693: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1694: xx = window_copy_find_length(wp, py);
1695: } else
1696: px++;
1697: }
1698: expected = !expected;
1699: } while (expected == 1);
1.40 nicm 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: }
1705:
1706: void
1.41 nicm 1707: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1708: {
1709: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1710: struct screen *back_s = data->backing;
1.39 nicm 1711: u_int px, py, xx, yy;
1.48 nicm 1712: int expected = 1;
1.1 nicm 1713:
1.18 nicm 1714: px = data->cx;
1.54 nicm 1715: py = screen_hsize(back_s) + data->cy - data->oy;
1.1 nicm 1716: xx = window_copy_find_length(wp, py);
1.54 nicm 1717: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.1 nicm 1718:
1.48 nicm 1719: /*
1720: * First skip past any word characters, then any nonword characters.
1721: *
1722: * expected is initially set to 1 for the former and then 0 for the
1723: * latter.
1724: */
1725: do {
1726: while (px > xx ||
1727: window_copy_in_set(wp, px, py, separators) == expected) {
1728: /* Move down if we're past the end of the line. */
1729: if (px > xx) {
1730: if (py == yy)
1731: return;
1732: window_copy_cursor_down(wp, 0);
1733: px = 0;
1734:
1.54 nicm 1735: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1736: xx = window_copy_find_length(wp, py);
1737: } else
1738: px++;
1739: }
1740: expected = !expected;
1741: } while (expected == 0);
1.18 nicm 1742:
1743: window_copy_update_cursor(wp, px, data->cy);
1744: if (window_copy_update_selection(wp))
1745: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1746: }
1747:
1.8 nicm 1748: /* Move to the previous place where a word begins. */
1.1 nicm 1749: void
1.41 nicm 1750: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1751: {
1752: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1753: u_int px, py;
1.1 nicm 1754:
1.18 nicm 1755: px = data->cx;
1.54 nicm 1756: py = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1757:
1.8 nicm 1758: /* Move back to the previous word character. */
1.1 nicm 1759: for (;;) {
1.8 nicm 1760: if (px > 0) {
1761: px--;
1.41 nicm 1762: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1763: break;
1.8 nicm 1764: } else {
1765: if (data->cy == 0 &&
1.54 nicm 1766: (screen_hsize(data->backing) == 0 ||
1767: data->oy >= screen_hsize(data->backing) - 1))
1.8 nicm 1768: goto out;
1.28 nicm 1769: window_copy_cursor_up(wp, 0);
1.1 nicm 1770:
1.54 nicm 1771: py = screen_hsize(data->backing) + data->cy - data->oy;
1.8 nicm 1772: px = window_copy_find_length(wp, py);
1.1 nicm 1773: }
1.8 nicm 1774: }
1.1 nicm 1775:
1.8 nicm 1776: /* Move back to the beginning of this word. */
1.41 nicm 1777: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1778: px--;
1.8 nicm 1779:
1.1 nicm 1780: out:
1.18 nicm 1781: window_copy_update_cursor(wp, px, data->cy);
1782: if (window_copy_update_selection(wp))
1783: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1784: }
1785:
1786: void
1787: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1788: {
1789: struct window_copy_mode_data *data = wp->modedata;
1790: struct screen *s = &data->screen;
1791: struct screen_write_ctx ctx;
1792:
1793: if (data->oy < ny)
1794: ny = data->oy;
1795: if (ny == 0)
1796: return;
1797: data->oy -= ny;
1798:
1799: screen_write_start(&ctx, wp, NULL);
1800: screen_write_cursormove(&ctx, 0, 0);
1801: screen_write_deleteline(&ctx, ny);
1802: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1803: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1804: if (screen_size_y(s) > 1)
1805: window_copy_write_line(wp, &ctx, 1);
1806: if (screen_size_y(s) > 3)
1807: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1808: if (s->sel.flag && screen_size_y(s) > ny) {
1809: window_copy_update_selection(wp);
1.1 nicm 1810: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1811: }
1.1 nicm 1812: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1813: window_copy_update_selection(wp);
1.1 nicm 1814: screen_write_stop(&ctx);
1815: }
1816:
1817: void
1818: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1819: {
1820: struct window_copy_mode_data *data = wp->modedata;
1821: struct screen *s = &data->screen;
1822: struct screen_write_ctx ctx;
1823:
1.54 nicm 1824: if (ny > screen_hsize(data->backing))
1.1 nicm 1825: return;
1826:
1.54 nicm 1827: if (data->oy > screen_hsize(data->backing) - ny)
1828: ny = screen_hsize(data->backing) - data->oy;
1.1 nicm 1829: if (ny == 0)
1830: return;
1831: data->oy += ny;
1832:
1833: screen_write_start(&ctx, wp, NULL);
1834: screen_write_cursormove(&ctx, 0, 0);
1835: screen_write_insertline(&ctx, ny);
1836: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1837: if (s->sel.flag && screen_size_y(s) > ny) {
1838: window_copy_update_selection(wp);
1.1 nicm 1839: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1840: } else if (ny == 1) /* nuke position */
1.1 nicm 1841: window_copy_write_line(wp, &ctx, 1);
1842: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1843: window_copy_update_selection(wp);
1.1 nicm 1844: screen_write_stop(&ctx);
1845: }
1.42 nicm 1846:
1847: void
1848: window_copy_rectangle_toggle(struct window_pane *wp)
1849: {
1850: struct window_copy_mode_data *data = wp->modedata;
1.47 nicm 1851: u_int px, py;
1.42 nicm 1852:
1853: data->rectflag = !data->rectflag;
1.47 nicm 1854:
1.54 nicm 1855: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1856: px = window_copy_find_length(wp, py);
1857: if (data->cx > px)
1858: window_copy_update_cursor(wp, px, data->cy);
1.42 nicm 1859:
1860: window_copy_update_selection(wp);
1861: window_copy_redraw_screen(wp);
1862: }
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