Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.63
1.63 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.62 2010/09/08 20:36:42 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 *);
1.56 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;
1.63 ! nicm 345: if (data->oy > screen_hsize(data->backing))
! 346: data->oy = screen_hsize(data->backing);
1.18 nicm 347:
1.47 nicm 348: window_copy_clear_selection(wp);
1.18 nicm 349:
1.1 nicm 350: screen_write_start(&ctx, NULL, s);
351: window_copy_write_lines(wp, &ctx, 0, screen_size_y(s) - 1);
352: screen_write_stop(&ctx);
1.18 nicm 353:
1.17 nicm 354: window_copy_redraw_screen(wp);
1.1 nicm 355: }
356:
357: void
1.56 nicm 358: window_copy_key(struct window_pane *wp, struct session *sess, int key)
1.1 nicm 359: {
1.48 nicm 360: const char *word_separators;
1.1 nicm 361: struct window_copy_mode_data *data = wp->modedata;
362: struct screen *s = &data->screen;
1.50 nicm 363: u_int n, np;
1.21 nicm 364: int keys;
1.43 nicm 365: enum mode_key_cmd cmd;
1.21 nicm 366:
1.50 nicm 367: np = data->numprefix;
368: if (np == 0)
369: np = 1;
370:
1.52 nicm 371: if (data->inputtype == WINDOW_COPY_JUMPFORWARD
372: || data->inputtype == WINDOW_COPY_JUMPBACK) {
373: /* Ignore keys with modifiers. */
1.59 nicm 374: if ((key & KEYC_MASK_MOD) == 0) {
1.52 nicm 375: data->jumpchar = key;
376: if (data->inputtype == WINDOW_COPY_JUMPFORWARD) {
377: for (; np != 0; np--)
378: window_copy_cursor_jump(wp);
379: } else {
380: for (; np != 0; np--)
381: window_copy_cursor_jump_back(wp);
382: }
383: }
384: data->jumptype = data->inputtype;
385: data->inputtype = WINDOW_COPY_OFF;
386: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
387: return;
388: } if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
1.50 nicm 389: if (window_copy_key_numeric_prefix(wp, key) == 0)
390: return;
391: data->inputtype = WINDOW_COPY_OFF;
392: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
393: } else if (data->inputtype != WINDOW_COPY_OFF) {
1.21 nicm 394: if (window_copy_key_input(wp, key) != 0)
395: goto input_off;
396: return;
397: }
1.1 nicm 398:
1.43 nicm 399: cmd = mode_key_lookup(&data->mdata, key);
400: switch (cmd) {
1.11 nicm 401: case MODEKEYCOPY_CANCEL:
1.51 nicm 402: window_pane_reset_mode(wp);
403: return;
1.10 nicm 404: case MODEKEYCOPY_LEFT:
1.50 nicm 405: for (; np != 0; np--)
406: window_copy_cursor_left(wp);
407: break;
1.10 nicm 408: case MODEKEYCOPY_RIGHT:
1.50 nicm 409: for (; np != 0; np--)
410: window_copy_cursor_right(wp);
411: break;
1.10 nicm 412: case MODEKEYCOPY_UP:
1.50 nicm 413: for (; np != 0; np--)
414: window_copy_cursor_up(wp, 0);
415: break;
1.10 nicm 416: case MODEKEYCOPY_DOWN:
1.50 nicm 417: for (; np != 0; np--)
418: window_copy_cursor_down(wp, 0);
419: break;
1.28 nicm 420: case MODEKEYCOPY_SCROLLUP:
1.50 nicm 421: for (; np != 0; np--)
422: window_copy_cursor_up(wp, 1);
1.28 nicm 423: break;
424: case MODEKEYCOPY_SCROLLDOWN:
1.50 nicm 425: for (; np != 0; np--)
426: window_copy_cursor_down(wp, 1);
1.28 nicm 427: break;
1.10 nicm 428: case MODEKEYCOPY_PREVIOUSPAGE:
1.50 nicm 429: for (; np != 0; np--)
430: window_copy_pageup(wp);
1.1 nicm 431: break;
1.10 nicm 432: case MODEKEYCOPY_NEXTPAGE:
1.19 nicm 433: n = 1;
434: if (screen_size_y(s) > 2)
435: n = screen_size_y(s) - 2;
1.50 nicm 436: for (; np != 0; np--) {
437: if (data->oy < n)
438: data->oy = 0;
439: else
440: data->oy -= n;
441: }
1.20 nicm 442: window_copy_update_selection(wp);
443: window_copy_redraw_screen(wp);
444: break;
445: case MODEKEYCOPY_HALFPAGEUP:
446: n = screen_size_y(s) / 2;
1.50 nicm 447: for (; np != 0; np--) {
1.54 nicm 448: if (data->oy + n > screen_hsize(data->backing))
449: data->oy = screen_hsize(data->backing);
1.50 nicm 450: else
451: data->oy += n;
452: }
1.20 nicm 453: window_copy_update_selection(wp);
454: window_copy_redraw_screen(wp);
455: break;
456: case MODEKEYCOPY_HALFPAGEDOWN:
457: n = screen_size_y(s) / 2;
1.50 nicm 458: for (; np != 0; np--) {
459: if (data->oy < n)
460: data->oy = 0;
461: else
462: data->oy -= n;
463: }
1.30 nicm 464: window_copy_update_selection(wp);
465: window_copy_redraw_screen(wp);
466: break;
467: case MODEKEYCOPY_TOPLINE:
468: data->cx = 0;
469: data->cy = 0;
470: window_copy_update_selection(wp);
471: window_copy_redraw_screen(wp);
472: break;
473: case MODEKEYCOPY_MIDDLELINE:
474: data->cx = 0;
475: data->cy = (screen_size_y(s) - 1) / 2;
476: window_copy_update_selection(wp);
477: window_copy_redraw_screen(wp);
478: break;
479: case MODEKEYCOPY_BOTTOMLINE:
480: data->cx = 0;
481: data->cy = screen_size_y(s) - 1;
1.37 nicm 482: window_copy_update_selection(wp);
483: window_copy_redraw_screen(wp);
484: break;
485: case MODEKEYCOPY_HISTORYTOP:
486: data->cx = 0;
487: data->cy = 0;
1.54 nicm 488: data->oy = screen_hsize(data->backing);
1.37 nicm 489: window_copy_update_selection(wp);
490: window_copy_redraw_screen(wp);
491: break;
492: case MODEKEYCOPY_HISTORYBOTTOM:
493: data->cx = 0;
494: data->cy = screen_size_y(s) - 1;
495: data->oy = 0;
1.1 nicm 496: window_copy_update_selection(wp);
497: window_copy_redraw_screen(wp);
498: break;
1.10 nicm 499: case MODEKEYCOPY_STARTSELECTION:
1.35 nicm 500: window_copy_start_selection(wp);
1.7 nicm 501: window_copy_redraw_screen(wp);
1.1 nicm 502: break;
1.10 nicm 503: case MODEKEYCOPY_CLEARSELECTION:
1.47 nicm 504: window_copy_clear_selection(wp);
1.1 nicm 505: window_copy_redraw_screen(wp);
506: break;
1.10 nicm 507: case MODEKEYCOPY_COPYSELECTION:
1.56 nicm 508: if (sess != NULL) {
509: window_copy_copy_selection(wp, sess);
1.1 nicm 510: window_pane_reset_mode(wp);
1.51 nicm 511: return;
1.1 nicm 512: }
513: break;
1.10 nicm 514: case MODEKEYCOPY_STARTOFLINE:
1.1 nicm 515: window_copy_cursor_start_of_line(wp);
516: break;
1.10 nicm 517: case MODEKEYCOPY_BACKTOINDENTATION:
1.6 nicm 518: window_copy_cursor_back_to_indentation(wp);
519: break;
1.10 nicm 520: case MODEKEYCOPY_ENDOFLINE:
1.1 nicm 521: window_copy_cursor_end_of_line(wp);
522: break;
1.41 nicm 523: case MODEKEYCOPY_NEXTSPACE:
1.50 nicm 524: for (; np != 0; np--)
525: window_copy_cursor_next_word(wp, " ");
1.41 nicm 526: break;
527: case MODEKEYCOPY_NEXTSPACEEND:
1.50 nicm 528: for (; np != 0; np--)
529: window_copy_cursor_next_word_end(wp, " ");
1.41 nicm 530: break;
1.10 nicm 531: case MODEKEYCOPY_NEXTWORD:
1.48 nicm 532: word_separators =
533: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 534: for (; np != 0; np--)
535: window_copy_cursor_next_word(wp, word_separators);
1.1 nicm 536: break;
1.40 nicm 537: case MODEKEYCOPY_NEXTWORDEND:
1.48 nicm 538: word_separators =
539: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 540: for (; np != 0; np--)
541: window_copy_cursor_next_word_end(wp, word_separators);
1.41 nicm 542: break;
543: case MODEKEYCOPY_PREVIOUSSPACE:
1.50 nicm 544: for (; np != 0; np--)
545: window_copy_cursor_previous_word(wp, " ");
1.40 nicm 546: break;
1.10 nicm 547: case MODEKEYCOPY_PREVIOUSWORD:
1.48 nicm 548: word_separators =
549: options_get_string(&wp->window->options, "word-separators");
1.50 nicm 550: for (; np != 0; np--)
551: window_copy_cursor_previous_word(wp, word_separators);
1.1 nicm 552: break;
1.52 nicm 553: case MODEKEYCOPY_JUMP:
554: data->inputtype = WINDOW_COPY_JUMPFORWARD;
555: data->inputprompt = "Jump Forward";
556: *data->inputstr = '\0';
557: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
558: return; /* skip numprefix reset */
559: case MODEKEYCOPY_JUMPAGAIN:
560: if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
561: for (; np != 0; np--)
562: window_copy_cursor_jump(wp);
563: } else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
564: for (; np != 0; np--)
565: window_copy_cursor_jump_back(wp);
566: }
567: break;
568: case MODEKEYCOPY_JUMPREVERSE:
569: if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
570: for (; np != 0; np--)
571: window_copy_cursor_jump_back(wp);
572: } else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
573: for (; np != 0; np--)
574: window_copy_cursor_jump(wp);
575: }
576: break;
577: case MODEKEYCOPY_JUMPBACK:
578: data->inputtype = WINDOW_COPY_JUMPBACK;
579: data->inputprompt = "Jump Back";
580: *data->inputstr = '\0';
581: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
582: return; /* skip numprefix reset */
1.21 nicm 583: case MODEKEYCOPY_SEARCHUP:
584: data->inputtype = WINDOW_COPY_SEARCHUP;
585: data->inputprompt = "Search Up";
586: goto input_on;
587: case MODEKEYCOPY_SEARCHDOWN:
588: data->inputtype = WINDOW_COPY_SEARCHDOWN;
589: data->inputprompt = "Search Down";
590: goto input_on;
591: case MODEKEYCOPY_SEARCHAGAIN:
1.43 nicm 592: case MODEKEYCOPY_SEARCHREVERSE:
1.21 nicm 593: switch (data->searchtype) {
594: case WINDOW_COPY_OFF:
595: case WINDOW_COPY_GOTOLINE:
1.52 nicm 596: case WINDOW_COPY_JUMPFORWARD:
597: case WINDOW_COPY_JUMPBACK:
1.50 nicm 598: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 599: break;
600: case WINDOW_COPY_SEARCHUP:
1.50 nicm 601: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
602: for (; np != 0; np--) {
603: window_copy_search_up(
604: wp, data->searchstr);
605: }
606: } else {
607: for (; np != 0; np--) {
608: window_copy_search_down(
609: wp, data->searchstr);
610: }
611: }
1.21 nicm 612: break;
613: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 614: if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
615: for (; np != 0; np--) {
616: window_copy_search_down(
617: wp, data->searchstr);
618: }
619: } else {
620: for (; np != 0; np--) {
621: window_copy_search_up(
622: wp, data->searchstr);
623: }
624: }
1.21 nicm 625: break;
626: }
627: break;
628: case MODEKEYCOPY_GOTOLINE:
629: data->inputtype = WINDOW_COPY_GOTOLINE;
630: data->inputprompt = "Goto Line";
631: *data->inputstr = '\0';
632: goto input_on;
1.50 nicm 633: case MODEKEYCOPY_STARTNUMBERPREFIX:
1.59 nicm 634: key &= KEYC_MASK_KEY;
1.50 nicm 635: if (key >= '0' && key <= '9') {
636: data->inputtype = WINDOW_COPY_NUMERICPREFIX;
637: data->numprefix = 0;
638: window_copy_key_numeric_prefix(wp, key);
639: return;
640: }
641: break;
1.42 nicm 642: case MODEKEYCOPY_RECTANGLETOGGLE:
643: window_copy_rectangle_toggle(wp);
1.50 nicm 644: break;
1.21 nicm 645: default:
646: break;
647: }
648:
1.50 nicm 649: data->numprefix = 0;
1.21 nicm 650: return;
651:
652: input_on:
653: keys = options_get_number(&wp->window->options, "mode-keys");
654: if (keys == MODEKEY_EMACS)
655: mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
656: else
657: mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
658:
659: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
660: return;
661:
662: input_off:
663: keys = options_get_number(&wp->window->options, "mode-keys");
664: if (keys == MODEKEY_EMACS)
665: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
666: else
667: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
668:
669: data->inputtype = WINDOW_COPY_OFF;
670: data->inputprompt = NULL;
671:
672: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
673: }
674:
675: int
676: window_copy_key_input(struct window_pane *wp, int key)
677: {
678: struct window_copy_mode_data *data = wp->modedata;
679: struct screen *s = &data->screen;
680: size_t inputlen;
1.50 nicm 681: u_int np;
1.21 nicm 682:
683: switch (mode_key_lookup(&data->mdata, key)) {
684: case MODEKEYEDIT_CANCEL:
1.50 nicm 685: data->numprefix = 0;
1.21 nicm 686: return (-1);
687: case MODEKEYEDIT_BACKSPACE:
688: inputlen = strlen(data->inputstr);
689: if (inputlen > 0)
690: data->inputstr[inputlen - 1] = '\0';
1.22 nicm 691: break;
692: case MODEKEYEDIT_DELETELINE:
693: *data->inputstr = '\0';
1.21 nicm 694: break;
695: case MODEKEYEDIT_ENTER:
1.50 nicm 696: np = data->numprefix;
697: if (np == 0)
698: np = 1;
699:
1.21 nicm 700: switch (data->inputtype) {
701: case WINDOW_COPY_OFF:
1.52 nicm 702: case WINDOW_COPY_JUMPFORWARD:
703: case WINDOW_COPY_JUMPBACK:
1.50 nicm 704: case WINDOW_COPY_NUMERICPREFIX:
1.21 nicm 705: break;
706: case WINDOW_COPY_SEARCHUP:
1.50 nicm 707: for (; np != 0; np--)
708: window_copy_search_up(wp, data->inputstr);
1.21 nicm 709: data->searchtype = data->inputtype;
710: data->searchstr = xstrdup(data->inputstr);
711: break;
712: case WINDOW_COPY_SEARCHDOWN:
1.50 nicm 713: for (; np != 0; np--)
714: window_copy_search_down(wp, data->inputstr);
1.21 nicm 715: data->searchtype = data->inputtype;
716: data->searchstr = xstrdup(data->inputstr);
717: break;
718: case WINDOW_COPY_GOTOLINE:
719: window_copy_goto_line(wp, data->inputstr);
720: *data->inputstr = '\0';
721: break;
722: }
1.50 nicm 723: data->numprefix = 0;
1.21 nicm 724: return (1);
725: case MODEKEY_OTHER:
726: if (key < 32 || key > 126)
727: break;
728: inputlen = strlen(data->inputstr) + 2;
1.35 nicm 729:
1.21 nicm 730: data->inputstr = xrealloc(data->inputstr, 1, inputlen);
731: data->inputstr[inputlen - 2] = key;
732: data->inputstr[inputlen - 1] = '\0';
733: break;
1.1 nicm 734: default:
735: break;
736: }
1.21 nicm 737:
738: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
739: return (0);
1.1 nicm 740: }
741:
1.50 nicm 742: int
743: window_copy_key_numeric_prefix(struct window_pane *wp, int key)
744: {
745: struct window_copy_mode_data *data = wp->modedata;
746: struct screen *s = &data->screen;
747:
1.59 nicm 748: key &= KEYC_MASK_KEY;
1.50 nicm 749: if (key < '0' || key > '9')
750: return 1;
751:
752: if (data->numprefix >= 100) /* no more than three digits */
753: return 0;
754: data->numprefix = data->numprefix * 10 + key - '0';
755:
756: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
757: return 0;
758: }
759:
1.34 nicm 760: /* ARGSUSED */
1.1 nicm 761: void
1.29 nicm 762: window_copy_mouse(
1.56 nicm 763: struct window_pane *wp, unused struct session *sess, struct mouse_event *m)
1.1 nicm 764: {
765: struct window_copy_mode_data *data = wp->modedata;
766: struct screen *s = &data->screen;
1.57 nicm 767: u_int i;
768:
1.29 nicm 769: if (m->x >= screen_size_x(s))
1.1 nicm 770: return;
1.29 nicm 771: if (m->y >= screen_size_y(s))
1.1 nicm 772: return;
773:
1.57 nicm 774: /* If mouse wheel (buttons 4 and 5), scroll. */
1.60 tedu 775: if ((m->b & MOUSE_45)) {
776: if ((m->b & MOUSE_BUTTON) == MOUSE_1) {
1.57 nicm 777: for (i = 0; i < 5; i++)
778: window_copy_cursor_up(wp, 0);
1.60 tedu 779: } else if ((m->b & MOUSE_BUTTON) == MOUSE_2) {
1.57 nicm 780: for (i = 0; i < 5; i++)
781: window_copy_cursor_down(wp, 0);
782: }
783: return;
784: }
785:
786: /*
787: * If already reading motion, move the cursor while buttons are still
788: * pressed, or stop the selection on their release.
789: */
790: if (s->mode & MODE_MOUSEMOTION) {
1.60 tedu 791: if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
1.57 nicm 792: window_copy_update_cursor(wp, m->x, m->y);
793: if (window_copy_update_selection(wp))
794: window_copy_redraw_screen(wp);
795: } else {
796: s->mode &= ~MODE_MOUSEMOTION;
797: if (sess != NULL) {
798: window_copy_copy_selection(wp, sess);
799: window_pane_reset_mode(wp);
800: }
801: }
802: return;
803: }
804:
805: /* Otherwise i other buttons pressed, start selection and motion. */
1.60 tedu 806: if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
1.57 nicm 807: s->mode |= MODE_MOUSEMOTION;
808:
809: window_copy_update_cursor(wp, m->x, m->y);
810: window_copy_start_selection(wp);
1.35 nicm 811: window_copy_redraw_screen(wp);
1.57 nicm 812: }
1.1 nicm 813: }
814:
815: void
1.21 nicm 816: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
817: {
818: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 819: struct grid *gd = data->backing->grid;
1.21 nicm 820: u_int offset, gap;
821:
822: data->cx = px;
823:
824: gap = gd->sy / 4;
825: if (py < gd->sy) {
826: offset = 0;
827: data->cy = py;
828: } else if (py > gd->hsize + gd->sy - gap) {
829: offset = gd->hsize;
830: data->cy = py - gd->hsize;
831: } else {
832: offset = py + gap - gd->sy;
833: data->cy = py - offset;
834: }
1.35 nicm 835: data->oy = gd->hsize - offset;
1.21 nicm 836:
1.38 nicm 837: window_copy_update_selection(wp);
1.21 nicm 838: window_copy_redraw_screen(wp);
839: }
840:
841: int
842: window_copy_search_compare(
843: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
844: {
845: const struct grid_cell *gc, *sgc;
846: const struct grid_utf8 *gu, *sgu;
847:
848: gc = grid_peek_cell(gd, px, py);
849: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 850:
1.21 nicm 851: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
852: return (0);
853:
854: if (gc->flags & GRID_FLAG_UTF8) {
855: gu = grid_peek_utf8(gd, px, py);
856: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 857: if (grid_utf8_compare(gu, sgu))
1.21 nicm 858: return (1);
859: } else {
860: if (gc->data == sgc->data)
861: return (1);
862: }
863: return (0);
864: }
865:
866: int
867: window_copy_search_lr(struct grid *gd,
868: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
869: {
870: u_int ax, bx, px;
871:
872: for (ax = first; ax < last; ax++) {
873: if (ax + sgd->sx >= gd->sx)
874: break;
875: for (bx = 0; bx < sgd->sx; bx++) {
876: px = ax + bx;
877: if (!window_copy_search_compare(gd, px, py, sgd, bx))
878: break;
879: }
880: if (bx == sgd->sx) {
881: *ppx = ax;
882: return (1);
883: }
884: }
885: return (0);
886: }
887:
888: int
889: window_copy_search_rl(struct grid *gd,
890: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
891: {
892: u_int ax, bx, px;
893:
894: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 895: if (gd->sx - (ax - 1) < sgd->sx)
896: continue;
1.21 nicm 897: for (bx = 0; bx < sgd->sx; bx++) {
898: px = ax - 1 + bx;
899: if (!window_copy_search_compare(gd, px, py, sgd, bx))
900: break;
901: }
902: if (bx == sgd->sx) {
903: *ppx = ax - 1;
904: return (1);
905: }
906: }
907: return (0);
908: }
909:
910: void
911: window_copy_search_up(struct window_pane *wp, const char *searchstr)
912: {
913: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 914: struct screen *s = data->backing, ss;
1.21 nicm 915: struct screen_write_ctx ctx;
916: struct grid *gd = s->grid, *sgd;
917: struct grid_cell gc;
918: size_t searchlen;
919: u_int i, last, fx, fy, px;
920: int utf8flag, n, wrapped;
921:
922: if (*searchstr == '\0')
923: return;
924: utf8flag = options_get_number(&wp->window->options, "utf8");
925: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
926:
927: screen_init(&ss, searchlen, 1, 0);
928: screen_write_start(&ctx, NULL, &ss);
929: memcpy(&gc, &grid_default_cell, sizeof gc);
930: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
931: screen_write_stop(&ctx);
932:
933: fx = data->cx;
934: fy = gd->hsize - data->oy + data->cy;
935:
936: if (fx == 0) {
937: if (fy == 0)
938: return;
939: fx = gd->sx - 1;
940: fy--;
941: } else
942: fx--;
943: n = wrapped = 0;
944:
945: retry:
946: sgd = ss.grid;
947: for (i = fy + 1; i > 0; i--) {
948: last = screen_size_x(s);
949: if (i == fy + 1)
950: last = fx;
951: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
952: if (n) {
953: window_copy_scroll_to(wp, px, i - 1);
954: break;
955: }
956: }
957: if (!n && !wrapped) {
958: fx = gd->sx - 1;
959: fy = gd->hsize + gd->sy - 1;
960: wrapped = 1;
961: goto retry;
962: }
963:
964: screen_free(&ss);
965: }
966:
967: void
968: window_copy_search_down(struct window_pane *wp, const char *searchstr)
969: {
970: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 971: struct screen *s = data->backing, ss;
1.21 nicm 972: struct screen_write_ctx ctx;
973: struct grid *gd = s->grid, *sgd;
974: struct grid_cell gc;
975: size_t searchlen;
976: u_int i, first, fx, fy, px;
977: int utf8flag, n, wrapped;
978:
979: if (*searchstr == '\0')
980: return;
981: utf8flag = options_get_number(&wp->window->options, "utf8");
982: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
983:
984: screen_init(&ss, searchlen, 1, 0);
985: screen_write_start(&ctx, NULL, &ss);
986: memcpy(&gc, &grid_default_cell, sizeof gc);
987: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
988: screen_write_stop(&ctx);
989:
990: fx = data->cx;
991: fy = gd->hsize - data->oy + data->cy;
992:
993: if (fx == gd->sx - 1) {
994: if (fy == gd->hsize + gd->sy)
995: return;
996: fx = 0;
997: fy++;
998: } else
999: fx++;
1000: n = wrapped = 0;
1001:
1002: retry:
1003: sgd = ss.grid;
1004: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
1005: first = 0;
1006: if (i == fy + 1)
1007: first = fx;
1008: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
1009: if (n) {
1010: window_copy_scroll_to(wp, px, i - 1);
1011: break;
1012: }
1013: }
1014: if (!n && !wrapped) {
1015: fx = 0;
1016: fy = 0;
1017: wrapped = 1;
1018: goto retry;
1019: }
1020:
1021: screen_free(&ss);
1022: }
1023:
1024: void
1025: window_copy_goto_line(struct window_pane *wp, const char *linestr)
1026: {
1027: struct window_copy_mode_data *data = wp->modedata;
1028: const char *errstr;
1029: u_int lineno;
1030:
1.54 nicm 1031: lineno = strtonum(linestr, 0, screen_hsize(data->backing), &errstr);
1.21 nicm 1032: if (errstr != NULL)
1033: return;
1.35 nicm 1034:
1.21 nicm 1035: data->oy = lineno;
1.38 nicm 1036: window_copy_update_selection(wp);
1.21 nicm 1037: window_copy_redraw_screen(wp);
1038: }
1039:
1040: void
1.18 nicm 1041: window_copy_write_line(
1042: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 1043: {
1044: struct window_copy_mode_data *data = wp->modedata;
1045: struct screen *s = &data->screen;
1.27 nicm 1046: struct options *oo = &wp->window->options;
1.1 nicm 1047: struct grid_cell gc;
1048: char hdr[32];
1.21 nicm 1049: size_t last, xoff = 0, size = 0;
1050:
1051: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1052: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1053: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1054: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1055:
1.21 nicm 1056: last = screen_size_y(s) - 1;
1.1 nicm 1057: if (py == 0) {
1058: size = xsnprintf(hdr, sizeof hdr,
1.54 nicm 1059: "[%u/%u]", data->oy, screen_hsize(data->backing));
1.62 nicm 1060: if (size > screen_size_x(s))
1061: size = screen_size_x(s);
1.1 nicm 1062: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
1063: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 1064: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
1.50 nicm 1065: if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
1066: xoff = size = xsnprintf(hdr, sizeof hdr,
1067: "Repeat: %u", data->numprefix);
1068: } else {
1069: xoff = size = xsnprintf(hdr, sizeof hdr,
1070: "%s: %s", data->inputprompt, data->inputstr);
1071: }
1.21 nicm 1072: screen_write_cursormove(ctx, 0, last);
1073: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 1074: } else
1075: size = 0;
1076:
1.21 nicm 1077: screen_write_cursormove(ctx, xoff, py);
1.54 nicm 1078: screen_write_copy(ctx, data->backing, xoff,
1079: (screen_hsize(data->backing) - data->oy) + py,
1080: screen_size_x(s) - size, 1);
1.18 nicm 1081:
1082: if (py == data->cy && data->cx == screen_size_x(s)) {
1083: memcpy(&gc, &grid_default_cell, sizeof gc);
1084: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
1085: screen_write_putc(ctx, &gc, '$');
1086: }
1.1 nicm 1087: }
1088:
1089: void
1090: window_copy_write_lines(
1091: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
1092: {
1093: u_int yy;
1094:
1095: for (yy = py; yy < py + ny; yy++)
1096: window_copy_write_line(wp, ctx, py);
1097: }
1098:
1099: void
1100: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
1101: {
1102: struct window_copy_mode_data *data = wp->modedata;
1103: struct screen_write_ctx ctx;
1104: u_int i;
1105:
1106: screen_write_start(&ctx, wp, NULL);
1107: for (i = py; i < py + ny; i++)
1108: window_copy_write_line(wp, &ctx, i);
1109: screen_write_cursormove(&ctx, data->cx, data->cy);
1110: screen_write_stop(&ctx);
1111: }
1112:
1113: void
1114: window_copy_redraw_screen(struct window_pane *wp)
1115: {
1116: struct window_copy_mode_data *data = wp->modedata;
1117:
1118: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
1119: }
1120:
1121: void
1.18 nicm 1122: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 1123: {
1124: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 1125: struct screen *s = &data->screen;
1.1 nicm 1126: struct screen_write_ctx ctx;
1.18 nicm 1127: u_int old_cx, old_cy;
1.1 nicm 1128:
1.18 nicm 1129: old_cx = data->cx; old_cy = data->cy;
1130: data->cx = cx; data->cy = cy;
1131: if (old_cx == screen_size_x(s))
1132: window_copy_redraw_lines(wp, old_cy, 1);
1133: if (data->cx == screen_size_x(s))
1134: window_copy_redraw_lines(wp, data->cy, 1);
1135: else {
1136: screen_write_start(&ctx, wp, NULL);
1137: screen_write_cursormove(&ctx, data->cx, data->cy);
1138: screen_write_stop(&ctx);
1139: }
1.1 nicm 1140: }
1141:
1142: void
1143: window_copy_start_selection(struct window_pane *wp)
1144: {
1145: struct window_copy_mode_data *data = wp->modedata;
1146: struct screen *s = &data->screen;
1147:
1.18 nicm 1148: data->selx = data->cx;
1.54 nicm 1149: data->sely = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1150:
1151: s->sel.flag = 1;
1152: window_copy_update_selection(wp);
1153: }
1154:
1155: int
1156: window_copy_update_selection(struct window_pane *wp)
1157: {
1158: struct window_copy_mode_data *data = wp->modedata;
1159: struct screen *s = &data->screen;
1.27 nicm 1160: struct options *oo = &wp->window->options;
1.1 nicm 1161: struct grid_cell gc;
1.42 nicm 1162: u_int sx, sy, ty, cy;
1.1 nicm 1163:
1164: if (!s->sel.flag)
1165: return (0);
1166:
1167: /* Set colours. */
1168: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1169: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1170: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1171: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1172:
1.18 nicm 1173: /* Find top of screen. */
1.54 nicm 1174: ty = screen_hsize(data->backing) - data->oy;
1.1 nicm 1175:
1176: /* Adjust the selection. */
1177: sx = data->selx;
1178: sy = data->sely;
1.18 nicm 1179: if (sy < ty) { /* above screen */
1.42 nicm 1180: if (!data->rectflag)
1181: sx = 0;
1.1 nicm 1182: sy = 0;
1.18 nicm 1183: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 1184: if (!data->rectflag)
1185: sx = screen_size_x(s) - 1;
1.1 nicm 1186: sy = screen_size_y(s) - 1;
1.18 nicm 1187: } else
1.1 nicm 1188: sy -= ty;
1189: sy = screen_hsize(s) + sy;
1190:
1.42 nicm 1191: screen_set_selection(s,
1192: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
1193:
1194: if (data->rectflag) {
1195: /*
1196: * Can't rely on the caller to redraw the right lines for
1197: * rectangle selection - find the highest line and the number
1198: * of lines, and redraw just past that in both directions
1199: */
1200: cy = data->cy;
1201: if (sy < cy)
1202: window_copy_redraw_lines(wp, sy, cy - sy + 1);
1203: else
1204: window_copy_redraw_lines(wp, cy, sy - cy + 1);
1205: }
1206:
1.1 nicm 1207: return (1);
1208: }
1209:
1210: void
1.56 nicm 1211: window_copy_copy_selection(struct window_pane *wp, struct session *sess)
1.1 nicm 1212: {
1213: struct window_copy_mode_data *data = wp->modedata;
1214: struct screen *s = &data->screen;
1215: char *buf;
1.42 nicm 1216: size_t off;
1217: u_int i, xx, yy, sx, sy, ex, ey, limit;
1218: u_int firstsx, lastex, restex, restsx;
1.1 nicm 1219:
1220: if (!s->sel.flag)
1221: return;
1222:
1223: buf = xmalloc(1);
1224: off = 0;
1225:
1226: *buf = '\0';
1227:
1228: /*
1229: * The selection extends from selx,sely to (adjusted) cx,cy on
1230: * the base screen.
1231: */
1232:
1233: /* Find start and end. */
1.18 nicm 1234: xx = data->cx;
1.54 nicm 1235: yy = screen_hsize(data->backing) + data->cy - data->oy;
1.2 nicm 1236: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 1237: sx = xx; sy = yy;
1238: ex = data->selx; ey = data->sely;
1239: } else {
1240: sx = data->selx; sy = data->sely;
1241: ex = xx; ey = yy;
1242: }
1243:
1244: /* Trim ex to end of line. */
1245: xx = window_copy_find_length(wp, ey);
1246: if (ex > xx)
1247: ex = xx;
1248:
1.42 nicm 1249: /*
1250: * Deal with rectangle-copy if necessary; four situations: start of
1251: * first line (firstsx), end of last line (lastex), start (restsx) and
1252: * end (restex) of all other lines.
1253: */
1254: xx = screen_size_x(s);
1255: if (data->rectflag) {
1256: /*
1257: * Need to ignore the column with the cursor in it, which for
1258: * rectangular copy means knowing which side the cursor is on.
1259: */
1260: if (data->selx < data->cx) {
1261: /* Selection start is on the left. */
1262: lastex = data->cx;
1263: restex = data->cx;
1264: firstsx = data->selx;
1265: restsx = data->selx;
1266: } else {
1267: /* Cursor is on the left. */
1268: lastex = data->selx + 1;
1269: restex = data->selx + 1;
1270: firstsx = data->cx + 1;
1271: restsx = data->cx + 1;
1272: }
1273: } else {
1274: /*
1275: * Like emacs, keep the top-left-most character, and drop the
1276: * bottom-right-most, regardless of copy direction.
1277: */
1278: lastex = ex;
1279: restex = xx;
1280: firstsx = sx;
1281: restsx = 0;
1282: }
1283:
1.1 nicm 1284: /* Copy the lines. */
1285: if (sy == ey)
1.42 nicm 1286: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 1287: else {
1.42 nicm 1288: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 1289: if (ey - sy > 1) {
1.42 nicm 1290: for (i = sy + 1; i < ey; i++) {
1291: window_copy_copy_line(
1292: wp, &buf, &off, i, restsx, restex);
1293: }
1.1 nicm 1294: }
1.42 nicm 1295: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 1296: }
1297:
1.26 nicm 1298: /* Don't bother if no data. */
1299: if (off == 0) {
1300: xfree(buf);
1301: return;
1302: }
1303: off--; /* remove final \n */
1.1 nicm 1304:
1305: /* Add the buffer to the stack. */
1.56 nicm 1306: limit = options_get_number(&sess->options, "buffer-limit");
1307: paste_add(&sess->buffers, buf, off, limit);
1.1 nicm 1308: }
1309:
1310: void
1311: window_copy_copy_line(struct window_pane *wp,
1312: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
1313: {
1.54 nicm 1314: struct window_copy_mode_data *data = wp->modedata;
1315: struct grid *gd = data->backing->grid;
1316: const struct grid_cell *gc;
1317: const struct grid_utf8 *gu;
1318: struct grid_line *gl;
1319: u_int i, xx, wrapped = 0;
1320: size_t size;
1.1 nicm 1321:
1322: if (sx > ex)
1323: return;
1324:
1.16 nicm 1325: /*
1326: * Work out if the line was wrapped at the screen edge and all of it is
1327: * on screen.
1328: */
1329: gl = &gd->linedata[sy];
1.35 nicm 1330: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1331: wrapped = 1;
1332:
1333: /* If the line was wrapped, don't strip spaces (use the full length). */
1334: if (wrapped)
1335: xx = gl->cellsize;
1336: else
1337: xx = window_copy_find_length(wp, sy);
1.1 nicm 1338: if (ex > xx)
1339: ex = xx;
1340: if (sx > xx)
1341: sx = xx;
1342:
1343: if (sx < ex) {
1344: for (i = sx; i < ex; i++) {
1.16 nicm 1345: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1346: if (gc->flags & GRID_FLAG_PADDING)
1347: continue;
1348: if (!(gc->flags & GRID_FLAG_UTF8)) {
1349: *buf = xrealloc(*buf, 1, (*off) + 1);
1350: (*buf)[(*off)++] = gc->data;
1351: } else {
1.16 nicm 1352: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1353: size = grid_utf8_size(gu);
1354: *buf = xrealloc(*buf, 1, (*off) + size);
1355: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1356: }
1357: }
1358: }
1359:
1.16 nicm 1360: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1361: if (!wrapped || ex != xx) {
1.16 nicm 1362: *buf = xrealloc(*buf, 1, (*off) + 1);
1363: (*buf)[(*off)++] = '\n';
1364: }
1.1 nicm 1365: }
1366:
1.47 nicm 1367: void
1368: window_copy_clear_selection(struct window_pane *wp)
1369: {
1370: struct window_copy_mode_data *data = wp->modedata;
1371: u_int px, py;
1372:
1373: screen_clear_selection(&data->screen);
1374:
1.54 nicm 1375: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1376: px = window_copy_find_length(wp, py);
1377: if (data->cx > px)
1378: window_copy_update_cursor(wp, px, data->cy);
1379: }
1380:
1.1 nicm 1381: int
1.41 nicm 1382: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1383: {
1.54 nicm 1384: struct window_copy_mode_data *data = wp->modedata;
1385: const struct grid_cell *gc;
1.1 nicm 1386:
1.54 nicm 1387: gc = grid_peek_cell(data->backing->grid, px, py);
1.1 nicm 1388: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1389: return (0);
1390: if (gc->data == 0x00 || gc->data == 0x7f)
1391: return (0);
1.41 nicm 1392: return (strchr(set, gc->data) != NULL);
1.1 nicm 1393: }
1394:
1395: u_int
1396: window_copy_find_length(struct window_pane *wp, u_int py)
1397: {
1.54 nicm 1398: struct window_copy_mode_data *data = wp->modedata;
1399: struct screen *s = data->backing;
1400: const struct grid_cell *gc;
1401: u_int px;
1.1 nicm 1402:
1.4 nicm 1403: /*
1404: * If the pane has been resized, its grid can contain old overlong
1405: * lines. grid_peek_cell does not allow accessing cells beyond the
1406: * width of the grid, and screen_write_copy treats them as spaces, so
1407: * ignore them here too.
1408: */
1.54 nicm 1409: px = s->grid->linedata[py].cellsize;
1410: if (px > screen_size_x(s))
1411: px = screen_size_x(s);
1.1 nicm 1412: while (px > 0) {
1.54 nicm 1413: gc = grid_peek_cell(s->grid, px - 1, py);
1.1 nicm 1414: if (gc->flags & GRID_FLAG_UTF8)
1415: break;
1416: if (gc->data != ' ')
1417: break;
1418: px--;
1419: }
1420: return (px);
1421: }
1422:
1423: void
1.5 nicm 1424: window_copy_cursor_start_of_line(struct window_pane *wp)
1425: {
1426: struct window_copy_mode_data *data = wp->modedata;
1.58 nicm 1427: struct screen *back_s = data->backing;
1428: struct grid *gd = back_s->grid;
1429: u_int py;
1430:
1431: if (data->cx == 0) {
1432: py = screen_hsize(back_s) + data->cy - data->oy;
1433: while (py > 0 && gd->linedata[py-1].flags & GRID_LINE_WRAPPED) {
1434: window_copy_cursor_up(wp, 0);
1435: py = screen_hsize(back_s) + data->cy - data->oy;
1436: }
1437: }
1.18 nicm 1438: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1439: if (window_copy_update_selection(wp))
1440: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1441: }
1442:
1443: void
1444: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1445: {
1446: struct window_copy_mode_data *data = wp->modedata;
1447: u_int px, py, xx;
1448: const struct grid_cell *gc;
1449:
1450: px = 0;
1.54 nicm 1451: py = screen_hsize(data->backing) + data->cy - data->oy;
1.6 nicm 1452: xx = window_copy_find_length(wp, py);
1453:
1454: while (px < xx) {
1.54 nicm 1455: gc = grid_peek_cell(data->backing->grid, px, py);
1.6 nicm 1456: if (gc->flags & GRID_FLAG_UTF8)
1457: break;
1458: if (gc->data != ' ')
1459: break;
1460: px++;
1461: }
1462:
1.18 nicm 1463: window_copy_update_cursor(wp, px, data->cy);
1464: if (window_copy_update_selection(wp))
1465: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1466: }
1467:
1468: void
1469: window_copy_cursor_end_of_line(struct window_pane *wp)
1470: {
1471: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1472: struct screen *back_s = data->backing;
1473: struct grid *gd = back_s->grid;
1.5 nicm 1474: u_int px, py;
1475:
1.54 nicm 1476: py = screen_hsize(back_s) + data->cy - data->oy;
1.5 nicm 1477: px = window_copy_find_length(wp, py);
1478:
1.49 nicm 1479: if (data->cx == px) {
1480: if (data->screen.sel.flag && data->rectflag)
1.54 nicm 1481: px = screen_size_x(back_s);
1.49 nicm 1482: if (gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1483: while (py < gd->sy + gd->hsize &&
1484: gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1485: window_copy_cursor_down(wp, 0);
1.54 nicm 1486: py = screen_hsize(back_s)
1487: + data->cy - data->oy;
1.49 nicm 1488: }
1489: px = window_copy_find_length(wp, py);
1490: }
1491: }
1.18 nicm 1492: window_copy_update_cursor(wp, px, data->cy);
1.49 nicm 1493:
1.18 nicm 1494: if (window_copy_update_selection(wp))
1495: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1496: }
1497:
1498: void
1.1 nicm 1499: window_copy_cursor_left(struct window_pane *wp)
1500: {
1501: struct window_copy_mode_data *data = wp->modedata;
1502:
1503: if (data->cx == 0) {
1.28 nicm 1504: window_copy_cursor_up(wp, 0);
1.18 nicm 1505: window_copy_cursor_end_of_line(wp);
1.1 nicm 1506: } else {
1.18 nicm 1507: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1508: if (window_copy_update_selection(wp))
1509: window_copy_redraw_lines(wp, data->cy, 1);
1510: }
1511: }
1512:
1513: void
1514: window_copy_cursor_right(struct window_pane *wp)
1515: {
1516: struct window_copy_mode_data *data = wp->modedata;
1517: u_int px, py;
1518:
1.47 nicm 1519: if (data->screen.sel.flag && data->rectflag)
1520: px = screen_size_x(&data->screen);
1521: else {
1.54 nicm 1522: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1523: px = window_copy_find_length(wp, py);
1524: }
1.1 nicm 1525:
1526: if (data->cx >= px) {
1527: window_copy_cursor_start_of_line(wp);
1.28 nicm 1528: window_copy_cursor_down(wp, 0);
1.1 nicm 1529: } else {
1.18 nicm 1530: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1531: if (window_copy_update_selection(wp))
1532: window_copy_redraw_lines(wp, data->cy, 1);
1533: }
1534: }
1535:
1536: void
1.28 nicm 1537: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1538: {
1539: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1540: struct screen *s = &data->screen;
1.1 nicm 1541: u_int ox, oy, px, py;
1542:
1.54 nicm 1543: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1544: ox = window_copy_find_length(wp, oy);
1.25 nicm 1545: if (ox != 0) {
1546: data->lastcx = data->cx;
1547: data->lastsx = ox;
1548: }
1.1 nicm 1549:
1.25 nicm 1550: data->cx = data->lastcx;
1.28 nicm 1551: if (scroll_only || data->cy == 0) {
1.1 nicm 1552: window_copy_scroll_down(wp, 1);
1.36 nicm 1553: if (scroll_only) {
1554: if (data->cy == screen_size_y(s) - 1)
1555: window_copy_redraw_lines(wp, data->cy, 1);
1556: else
1557: window_copy_redraw_lines(wp, data->cy, 2);
1558: }
1.28 nicm 1559: } else {
1.18 nicm 1560: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1561: if (window_copy_update_selection(wp)) {
1562: if (data->cy == screen_size_y(s) - 1)
1563: window_copy_redraw_lines(wp, data->cy, 1);
1564: else
1565: window_copy_redraw_lines(wp, data->cy, 2);
1566: }
1.1 nicm 1567: }
1568:
1.47 nicm 1569: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1570: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1571: px = window_copy_find_length(wp, py);
1.49 nicm 1572: if ((data->cx >= data->lastsx && data->cx != px) ||
1573: data->cx > px)
1.47 nicm 1574: window_copy_cursor_end_of_line(wp);
1575: }
1.1 nicm 1576: }
1577:
1578: void
1.28 nicm 1579: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1580: {
1581: struct window_copy_mode_data *data = wp->modedata;
1582: struct screen *s = &data->screen;
1583: u_int ox, oy, px, py;
1584:
1.54 nicm 1585: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1586: ox = window_copy_find_length(wp, oy);
1.25 nicm 1587: if (ox != 0) {
1588: data->lastcx = data->cx;
1589: data->lastsx = ox;
1590: }
1.1 nicm 1591:
1.25 nicm 1592: data->cx = data->lastcx;
1.28 nicm 1593: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1594: window_copy_scroll_up(wp, 1);
1.31 nicm 1595: if (scroll_only && data->cy > 0)
1.28 nicm 1596: window_copy_redraw_lines(wp, data->cy - 1, 2);
1597: } else {
1.18 nicm 1598: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1599: if (window_copy_update_selection(wp))
1600: window_copy_redraw_lines(wp, data->cy - 1, 2);
1601: }
1602:
1.47 nicm 1603: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1604: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1605: px = window_copy_find_length(wp, py);
1.49 nicm 1606: if ((data->cx >= data->lastsx && data->cx != px) ||
1607: data->cx > px)
1.47 nicm 1608: window_copy_cursor_end_of_line(wp);
1.52 nicm 1609: }
1610: }
1611:
1612: void
1613: window_copy_cursor_jump(struct window_pane *wp)
1614: {
1615: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1616: struct screen *back_s = data->backing;
1.52 nicm 1617: const struct grid_cell *gc;
1618: uint px, py, xx;
1619:
1620: px = data->cx + 1;
1.54 nicm 1621: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1622: xx = window_copy_find_length(wp, py);
1623:
1624: while (px < xx) {
1.54 nicm 1625: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1626: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1627: && gc->data == data->jumpchar) {
1628:
1629: window_copy_update_cursor(wp, px, data->cy);
1630: if (window_copy_update_selection(wp))
1631: window_copy_redraw_lines(wp, data->cy, 1);
1632: return;
1633: }
1634: px++;
1635: }
1636: }
1637:
1638: void
1639: window_copy_cursor_jump_back(struct window_pane *wp)
1640: {
1641: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1642: struct screen *back_s = data->backing;
1.52 nicm 1643: const struct grid_cell *gc;
1644: uint px, py;
1645:
1646: px = data->cx;
1.54 nicm 1647: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1648:
1649: if (px > 0)
1650: px--;
1651:
1652: for (;;) {
1.54 nicm 1653: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1654: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1655: && gc->data == data->jumpchar) {
1656:
1657: window_copy_update_cursor(wp, px, data->cy);
1658: if (window_copy_update_selection(wp))
1659: window_copy_redraw_lines(wp, data->cy, 1);
1660: return;
1661: }
1662: if (px == 0)
1663: break;
1664: px--;
1.47 nicm 1665: }
1.1 nicm 1666: }
1667:
1668: void
1.41 nicm 1669: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1670: {
1671: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1672: struct screen *back_s = data->backing;
1.40 nicm 1673: u_int px, py, xx, yy;
1.48 nicm 1674: int expected = 0;
1.40 nicm 1675:
1676: px = data->cx;
1.54 nicm 1677: py = screen_hsize(back_s) + data->cy - data->oy;
1.40 nicm 1678: xx = window_copy_find_length(wp, py);
1.54 nicm 1679: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.40 nicm 1680:
1.48 nicm 1681: /*
1682: * First skip past any nonword characters and then any word characters.
1683: *
1684: * expected is initially set to 0 for the former and then 1 for the
1685: * latter.
1686: */
1687: do {
1688: while (px > xx ||
1689: window_copy_in_set(wp, px, py, separators) == expected) {
1690: /* Move down if we're past the end of the line. */
1691: if (px > xx) {
1692: if (py == yy)
1693: return;
1694: window_copy_cursor_down(wp, 0);
1695: px = 0;
1696:
1.54 nicm 1697: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1698: xx = window_copy_find_length(wp, py);
1699: } else
1700: px++;
1701: }
1702: expected = !expected;
1703: } while (expected == 1);
1.40 nicm 1704:
1705: window_copy_update_cursor(wp, px, data->cy);
1706: if (window_copy_update_selection(wp))
1707: window_copy_redraw_lines(wp, data->cy, 1);
1708: }
1709:
1710: void
1.41 nicm 1711: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1712: {
1713: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1714: struct screen *back_s = data->backing;
1.39 nicm 1715: u_int px, py, xx, yy;
1.48 nicm 1716: int expected = 1;
1.1 nicm 1717:
1.18 nicm 1718: px = data->cx;
1.54 nicm 1719: py = screen_hsize(back_s) + data->cy - data->oy;
1.1 nicm 1720: xx = window_copy_find_length(wp, py);
1.54 nicm 1721: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.1 nicm 1722:
1.48 nicm 1723: /*
1724: * First skip past any word characters, then any nonword characters.
1725: *
1726: * expected is initially set to 1 for the former and then 0 for the
1727: * latter.
1728: */
1729: do {
1730: while (px > xx ||
1731: window_copy_in_set(wp, px, py, separators) == expected) {
1732: /* Move down if we're past the end of the line. */
1733: if (px > xx) {
1734: if (py == yy)
1735: return;
1736: window_copy_cursor_down(wp, 0);
1737: px = 0;
1738:
1.54 nicm 1739: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1740: xx = window_copy_find_length(wp, py);
1741: } else
1742: px++;
1743: }
1744: expected = !expected;
1745: } while (expected == 0);
1.18 nicm 1746:
1747: window_copy_update_cursor(wp, px, data->cy);
1748: if (window_copy_update_selection(wp))
1749: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1750: }
1751:
1.8 nicm 1752: /* Move to the previous place where a word begins. */
1.1 nicm 1753: void
1.41 nicm 1754: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1755: {
1756: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1757: u_int px, py;
1.1 nicm 1758:
1.18 nicm 1759: px = data->cx;
1.54 nicm 1760: py = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1761:
1.8 nicm 1762: /* Move back to the previous word character. */
1.1 nicm 1763: for (;;) {
1.8 nicm 1764: if (px > 0) {
1765: px--;
1.41 nicm 1766: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1767: break;
1.8 nicm 1768: } else {
1769: if (data->cy == 0 &&
1.54 nicm 1770: (screen_hsize(data->backing) == 0 ||
1771: data->oy >= screen_hsize(data->backing) - 1))
1.8 nicm 1772: goto out;
1.28 nicm 1773: window_copy_cursor_up(wp, 0);
1.1 nicm 1774:
1.54 nicm 1775: py = screen_hsize(data->backing) + data->cy - data->oy;
1.8 nicm 1776: px = window_copy_find_length(wp, py);
1.1 nicm 1777: }
1.8 nicm 1778: }
1.1 nicm 1779:
1.8 nicm 1780: /* Move back to the beginning of this word. */
1.41 nicm 1781: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1782: px--;
1.8 nicm 1783:
1.1 nicm 1784: out:
1.18 nicm 1785: window_copy_update_cursor(wp, px, data->cy);
1786: if (window_copy_update_selection(wp))
1787: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1788: }
1789:
1790: void
1791: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1792: {
1793: struct window_copy_mode_data *data = wp->modedata;
1794: struct screen *s = &data->screen;
1795: struct screen_write_ctx ctx;
1796:
1797: if (data->oy < ny)
1798: ny = data->oy;
1799: if (ny == 0)
1800: return;
1801: data->oy -= ny;
1802:
1803: screen_write_start(&ctx, wp, NULL);
1804: screen_write_cursormove(&ctx, 0, 0);
1805: screen_write_deleteline(&ctx, ny);
1806: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1807: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1808: if (screen_size_y(s) > 1)
1809: window_copy_write_line(wp, &ctx, 1);
1810: if (screen_size_y(s) > 3)
1811: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1812: if (s->sel.flag && screen_size_y(s) > ny) {
1813: window_copy_update_selection(wp);
1.1 nicm 1814: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1815: }
1.1 nicm 1816: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1817: window_copy_update_selection(wp);
1.1 nicm 1818: screen_write_stop(&ctx);
1819: }
1820:
1821: void
1822: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1823: {
1824: struct window_copy_mode_data *data = wp->modedata;
1825: struct screen *s = &data->screen;
1826: struct screen_write_ctx ctx;
1827:
1.54 nicm 1828: if (ny > screen_hsize(data->backing))
1.1 nicm 1829: return;
1830:
1.54 nicm 1831: if (data->oy > screen_hsize(data->backing) - ny)
1832: ny = screen_hsize(data->backing) - data->oy;
1.1 nicm 1833: if (ny == 0)
1834: return;
1835: data->oy += ny;
1836:
1837: screen_write_start(&ctx, wp, NULL);
1838: screen_write_cursormove(&ctx, 0, 0);
1839: screen_write_insertline(&ctx, ny);
1840: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1841: if (s->sel.flag && screen_size_y(s) > ny) {
1842: window_copy_update_selection(wp);
1.1 nicm 1843: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1844: } else if (ny == 1) /* nuke position */
1.1 nicm 1845: window_copy_write_line(wp, &ctx, 1);
1846: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1847: window_copy_update_selection(wp);
1.1 nicm 1848: screen_write_stop(&ctx);
1849: }
1.42 nicm 1850:
1851: void
1852: window_copy_rectangle_toggle(struct window_pane *wp)
1853: {
1854: struct window_copy_mode_data *data = wp->modedata;
1.47 nicm 1855: u_int px, py;
1.42 nicm 1856:
1857: data->rectflag = !data->rectflag;
1.47 nicm 1858:
1.54 nicm 1859: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1860: px = window_copy_find_length(wp, py);
1861: if (data->cx > px)
1862: window_copy_update_cursor(wp, px, data->cy);
1.42 nicm 1863:
1864: window_copy_update_selection(wp);
1865: window_copy_redraw_screen(wp);
1866: }
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