Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.65
1.65 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.64 2010/12/11 17:56:01 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"))
1.65 ! nicm 183: s->mode |= MODE_MOUSE_STANDARD;
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: */
1.65 ! nicm 790: if (s->mode & MODE_MOUSE_ANY) {
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 {
1.65 ! nicm 796: s->mode &= ~MODE_MOUSE_ANY;
! 797: s->mode |= MODE_MOUSE_STANDARD;
1.57 nicm 798: if (sess != NULL) {
799: window_copy_copy_selection(wp, sess);
800: window_pane_reset_mode(wp);
801: }
802: }
803: return;
804: }
805:
1.65 ! nicm 806: /* Otherwise if other buttons pressed, start selection and motion. */
1.60 tedu 807: if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
1.65 ! nicm 808: s->mode &= ~MODE_MOUSE_STANDARD;
! 809: s->mode |= MODE_MOUSE_ANY;
1.57 nicm 810:
811: window_copy_update_cursor(wp, m->x, m->y);
812: window_copy_start_selection(wp);
1.35 nicm 813: window_copy_redraw_screen(wp);
1.57 nicm 814: }
1.1 nicm 815: }
816:
817: void
1.21 nicm 818: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
819: {
820: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 821: struct grid *gd = data->backing->grid;
1.21 nicm 822: u_int offset, gap;
823:
824: data->cx = px;
825:
826: gap = gd->sy / 4;
827: if (py < gd->sy) {
828: offset = 0;
829: data->cy = py;
830: } else if (py > gd->hsize + gd->sy - gap) {
831: offset = gd->hsize;
832: data->cy = py - gd->hsize;
833: } else {
834: offset = py + gap - gd->sy;
835: data->cy = py - offset;
836: }
1.35 nicm 837: data->oy = gd->hsize - offset;
1.21 nicm 838:
1.38 nicm 839: window_copy_update_selection(wp);
1.21 nicm 840: window_copy_redraw_screen(wp);
841: }
842:
843: int
844: window_copy_search_compare(
845: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
846: {
847: const struct grid_cell *gc, *sgc;
848: const struct grid_utf8 *gu, *sgu;
849:
850: gc = grid_peek_cell(gd, px, py);
851: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 852:
1.21 nicm 853: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
854: return (0);
855:
856: if (gc->flags & GRID_FLAG_UTF8) {
857: gu = grid_peek_utf8(gd, px, py);
858: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 859: if (grid_utf8_compare(gu, sgu))
1.21 nicm 860: return (1);
861: } else {
862: if (gc->data == sgc->data)
863: return (1);
864: }
865: return (0);
866: }
867:
868: int
869: window_copy_search_lr(struct grid *gd,
870: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
871: {
872: u_int ax, bx, px;
873:
874: for (ax = first; ax < last; ax++) {
875: if (ax + sgd->sx >= gd->sx)
876: break;
877: for (bx = 0; bx < sgd->sx; bx++) {
878: px = ax + bx;
879: if (!window_copy_search_compare(gd, px, py, sgd, bx))
880: break;
881: }
882: if (bx == sgd->sx) {
883: *ppx = ax;
884: return (1);
885: }
886: }
887: return (0);
888: }
889:
890: int
891: window_copy_search_rl(struct grid *gd,
892: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
893: {
894: u_int ax, bx, px;
895:
896: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 897: if (gd->sx - (ax - 1) < sgd->sx)
898: continue;
1.21 nicm 899: for (bx = 0; bx < sgd->sx; bx++) {
900: px = ax - 1 + bx;
901: if (!window_copy_search_compare(gd, px, py, sgd, bx))
902: break;
903: }
904: if (bx == sgd->sx) {
905: *ppx = ax - 1;
906: return (1);
907: }
908: }
909: return (0);
910: }
911:
912: void
913: window_copy_search_up(struct window_pane *wp, const char *searchstr)
914: {
915: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 916: struct screen *s = data->backing, ss;
1.21 nicm 917: struct screen_write_ctx ctx;
918: struct grid *gd = s->grid, *sgd;
919: struct grid_cell gc;
920: size_t searchlen;
921: u_int i, last, fx, fy, px;
922: int utf8flag, n, wrapped;
923:
924: if (*searchstr == '\0')
925: return;
926: utf8flag = options_get_number(&wp->window->options, "utf8");
927: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
928:
929: screen_init(&ss, searchlen, 1, 0);
930: screen_write_start(&ctx, NULL, &ss);
931: memcpy(&gc, &grid_default_cell, sizeof gc);
932: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
933: screen_write_stop(&ctx);
934:
935: fx = data->cx;
936: fy = gd->hsize - data->oy + data->cy;
937:
938: if (fx == 0) {
939: if (fy == 0)
940: return;
941: fx = gd->sx - 1;
942: fy--;
943: } else
944: fx--;
945: n = wrapped = 0;
946:
947: retry:
948: sgd = ss.grid;
949: for (i = fy + 1; i > 0; i--) {
950: last = screen_size_x(s);
951: if (i == fy + 1)
952: last = fx;
953: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
954: if (n) {
955: window_copy_scroll_to(wp, px, i - 1);
956: break;
957: }
958: }
959: if (!n && !wrapped) {
960: fx = gd->sx - 1;
961: fy = gd->hsize + gd->sy - 1;
962: wrapped = 1;
963: goto retry;
964: }
965:
966: screen_free(&ss);
967: }
968:
969: void
970: window_copy_search_down(struct window_pane *wp, const char *searchstr)
971: {
972: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 973: struct screen *s = data->backing, ss;
1.21 nicm 974: struct screen_write_ctx ctx;
975: struct grid *gd = s->grid, *sgd;
976: struct grid_cell gc;
977: size_t searchlen;
978: u_int i, first, fx, fy, px;
979: int utf8flag, n, wrapped;
980:
981: if (*searchstr == '\0')
982: return;
983: utf8flag = options_get_number(&wp->window->options, "utf8");
984: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
985:
986: screen_init(&ss, searchlen, 1, 0);
987: screen_write_start(&ctx, NULL, &ss);
988: memcpy(&gc, &grid_default_cell, sizeof gc);
989: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
990: screen_write_stop(&ctx);
991:
992: fx = data->cx;
993: fy = gd->hsize - data->oy + data->cy;
994:
995: if (fx == gd->sx - 1) {
996: if (fy == gd->hsize + gd->sy)
997: return;
998: fx = 0;
999: fy++;
1000: } else
1001: fx++;
1002: n = wrapped = 0;
1003:
1004: retry:
1005: sgd = ss.grid;
1006: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
1007: first = 0;
1008: if (i == fy + 1)
1009: first = fx;
1010: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
1011: if (n) {
1012: window_copy_scroll_to(wp, px, i - 1);
1013: break;
1014: }
1015: }
1016: if (!n && !wrapped) {
1017: fx = 0;
1018: fy = 0;
1019: wrapped = 1;
1020: goto retry;
1021: }
1022:
1023: screen_free(&ss);
1024: }
1025:
1026: void
1027: window_copy_goto_line(struct window_pane *wp, const char *linestr)
1028: {
1029: struct window_copy_mode_data *data = wp->modedata;
1030: const char *errstr;
1031: u_int lineno;
1032:
1.54 nicm 1033: lineno = strtonum(linestr, 0, screen_hsize(data->backing), &errstr);
1.21 nicm 1034: if (errstr != NULL)
1035: return;
1.35 nicm 1036:
1.21 nicm 1037: data->oy = lineno;
1.38 nicm 1038: window_copy_update_selection(wp);
1.21 nicm 1039: window_copy_redraw_screen(wp);
1040: }
1041:
1042: void
1.18 nicm 1043: window_copy_write_line(
1044: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 1045: {
1046: struct window_copy_mode_data *data = wp->modedata;
1047: struct screen *s = &data->screen;
1.27 nicm 1048: struct options *oo = &wp->window->options;
1.1 nicm 1049: struct grid_cell gc;
1050: char hdr[32];
1.21 nicm 1051: size_t last, xoff = 0, size = 0;
1052:
1053: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1054: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1055: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1056: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1057:
1.21 nicm 1058: last = screen_size_y(s) - 1;
1.1 nicm 1059: if (py == 0) {
1060: size = xsnprintf(hdr, sizeof hdr,
1.54 nicm 1061: "[%u/%u]", data->oy, screen_hsize(data->backing));
1.62 nicm 1062: if (size > screen_size_x(s))
1063: size = screen_size_x(s);
1.1 nicm 1064: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
1065: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 1066: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
1.50 nicm 1067: if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
1068: xoff = size = xsnprintf(hdr, sizeof hdr,
1069: "Repeat: %u", data->numprefix);
1070: } else {
1071: xoff = size = xsnprintf(hdr, sizeof hdr,
1072: "%s: %s", data->inputprompt, data->inputstr);
1073: }
1.21 nicm 1074: screen_write_cursormove(ctx, 0, last);
1075: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 1076: } else
1077: size = 0;
1078:
1.21 nicm 1079: screen_write_cursormove(ctx, xoff, py);
1.54 nicm 1080: screen_write_copy(ctx, data->backing, xoff,
1081: (screen_hsize(data->backing) - data->oy) + py,
1082: screen_size_x(s) - size, 1);
1.18 nicm 1083:
1084: if (py == data->cy && data->cx == screen_size_x(s)) {
1085: memcpy(&gc, &grid_default_cell, sizeof gc);
1086: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
1087: screen_write_putc(ctx, &gc, '$');
1088: }
1.1 nicm 1089: }
1090:
1091: void
1092: window_copy_write_lines(
1093: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
1094: {
1095: u_int yy;
1096:
1097: for (yy = py; yy < py + ny; yy++)
1098: window_copy_write_line(wp, ctx, py);
1099: }
1100:
1101: void
1102: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
1103: {
1104: struct window_copy_mode_data *data = wp->modedata;
1105: struct screen_write_ctx ctx;
1106: u_int i;
1107:
1108: screen_write_start(&ctx, wp, NULL);
1109: for (i = py; i < py + ny; i++)
1110: window_copy_write_line(wp, &ctx, i);
1111: screen_write_cursormove(&ctx, data->cx, data->cy);
1112: screen_write_stop(&ctx);
1113: }
1114:
1115: void
1116: window_copy_redraw_screen(struct window_pane *wp)
1117: {
1118: struct window_copy_mode_data *data = wp->modedata;
1119:
1120: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
1121: }
1122:
1123: void
1.18 nicm 1124: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 1125: {
1126: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 1127: struct screen *s = &data->screen;
1.1 nicm 1128: struct screen_write_ctx ctx;
1.18 nicm 1129: u_int old_cx, old_cy;
1.1 nicm 1130:
1.18 nicm 1131: old_cx = data->cx; old_cy = data->cy;
1132: data->cx = cx; data->cy = cy;
1133: if (old_cx == screen_size_x(s))
1134: window_copy_redraw_lines(wp, old_cy, 1);
1135: if (data->cx == screen_size_x(s))
1136: window_copy_redraw_lines(wp, data->cy, 1);
1137: else {
1138: screen_write_start(&ctx, wp, NULL);
1139: screen_write_cursormove(&ctx, data->cx, data->cy);
1140: screen_write_stop(&ctx);
1141: }
1.1 nicm 1142: }
1143:
1144: void
1145: window_copy_start_selection(struct window_pane *wp)
1146: {
1147: struct window_copy_mode_data *data = wp->modedata;
1148: struct screen *s = &data->screen;
1149:
1.18 nicm 1150: data->selx = data->cx;
1.54 nicm 1151: data->sely = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1152:
1153: s->sel.flag = 1;
1154: window_copy_update_selection(wp);
1155: }
1156:
1157: int
1158: window_copy_update_selection(struct window_pane *wp)
1159: {
1160: struct window_copy_mode_data *data = wp->modedata;
1161: struct screen *s = &data->screen;
1.27 nicm 1162: struct options *oo = &wp->window->options;
1.1 nicm 1163: struct grid_cell gc;
1.42 nicm 1164: u_int sx, sy, ty, cy;
1.1 nicm 1165:
1166: if (!s->sel.flag)
1167: return (0);
1168:
1169: /* Set colours. */
1170: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 1171: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
1172: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
1173: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 1174:
1.18 nicm 1175: /* Find top of screen. */
1.54 nicm 1176: ty = screen_hsize(data->backing) - data->oy;
1.1 nicm 1177:
1178: /* Adjust the selection. */
1179: sx = data->selx;
1180: sy = data->sely;
1.18 nicm 1181: if (sy < ty) { /* above screen */
1.42 nicm 1182: if (!data->rectflag)
1183: sx = 0;
1.1 nicm 1184: sy = 0;
1.18 nicm 1185: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 1186: if (!data->rectflag)
1187: sx = screen_size_x(s) - 1;
1.1 nicm 1188: sy = screen_size_y(s) - 1;
1.18 nicm 1189: } else
1.1 nicm 1190: sy -= ty;
1191: sy = screen_hsize(s) + sy;
1192:
1.42 nicm 1193: screen_set_selection(s,
1194: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
1195:
1196: if (data->rectflag) {
1197: /*
1198: * Can't rely on the caller to redraw the right lines for
1199: * rectangle selection - find the highest line and the number
1200: * of lines, and redraw just past that in both directions
1201: */
1202: cy = data->cy;
1203: if (sy < cy)
1204: window_copy_redraw_lines(wp, sy, cy - sy + 1);
1205: else
1206: window_copy_redraw_lines(wp, cy, sy - cy + 1);
1207: }
1208:
1.1 nicm 1209: return (1);
1210: }
1211:
1212: void
1.56 nicm 1213: window_copy_copy_selection(struct window_pane *wp, struct session *sess)
1.1 nicm 1214: {
1215: struct window_copy_mode_data *data = wp->modedata;
1216: struct screen *s = &data->screen;
1217: char *buf;
1.42 nicm 1218: size_t off;
1219: u_int i, xx, yy, sx, sy, ex, ey, limit;
1220: u_int firstsx, lastex, restex, restsx;
1.1 nicm 1221:
1222: if (!s->sel.flag)
1223: return;
1224:
1225: buf = xmalloc(1);
1226: off = 0;
1227:
1228: *buf = '\0';
1229:
1230: /*
1231: * The selection extends from selx,sely to (adjusted) cx,cy on
1232: * the base screen.
1233: */
1234:
1235: /* Find start and end. */
1.18 nicm 1236: xx = data->cx;
1.54 nicm 1237: yy = screen_hsize(data->backing) + data->cy - data->oy;
1.2 nicm 1238: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 1239: sx = xx; sy = yy;
1240: ex = data->selx; ey = data->sely;
1241: } else {
1242: sx = data->selx; sy = data->sely;
1243: ex = xx; ey = yy;
1244: }
1245:
1246: /* Trim ex to end of line. */
1247: xx = window_copy_find_length(wp, ey);
1248: if (ex > xx)
1249: ex = xx;
1250:
1.42 nicm 1251: /*
1252: * Deal with rectangle-copy if necessary; four situations: start of
1253: * first line (firstsx), end of last line (lastex), start (restsx) and
1254: * end (restex) of all other lines.
1255: */
1256: xx = screen_size_x(s);
1257: if (data->rectflag) {
1258: /*
1259: * Need to ignore the column with the cursor in it, which for
1260: * rectangular copy means knowing which side the cursor is on.
1261: */
1262: if (data->selx < data->cx) {
1263: /* Selection start is on the left. */
1264: lastex = data->cx;
1265: restex = data->cx;
1266: firstsx = data->selx;
1267: restsx = data->selx;
1268: } else {
1269: /* Cursor is on the left. */
1270: lastex = data->selx + 1;
1271: restex = data->selx + 1;
1.64 nicm 1272: firstsx = data->cx;
1273: restsx = data->cx;
1.42 nicm 1274: }
1275: } else {
1276: /*
1277: * Like emacs, keep the top-left-most character, and drop the
1278: * bottom-right-most, regardless of copy direction.
1279: */
1280: lastex = ex;
1281: restex = xx;
1282: firstsx = sx;
1283: restsx = 0;
1284: }
1285:
1.1 nicm 1286: /* Copy the lines. */
1287: if (sy == ey)
1.42 nicm 1288: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 1289: else {
1.42 nicm 1290: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 1291: if (ey - sy > 1) {
1.42 nicm 1292: for (i = sy + 1; i < ey; i++) {
1293: window_copy_copy_line(
1294: wp, &buf, &off, i, restsx, restex);
1295: }
1.1 nicm 1296: }
1.42 nicm 1297: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 1298: }
1299:
1.26 nicm 1300: /* Don't bother if no data. */
1301: if (off == 0) {
1302: xfree(buf);
1303: return;
1304: }
1305: off--; /* remove final \n */
1.1 nicm 1306:
1307: /* Add the buffer to the stack. */
1.56 nicm 1308: limit = options_get_number(&sess->options, "buffer-limit");
1309: paste_add(&sess->buffers, buf, off, limit);
1.1 nicm 1310: }
1311:
1312: void
1313: window_copy_copy_line(struct window_pane *wp,
1314: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
1315: {
1.54 nicm 1316: struct window_copy_mode_data *data = wp->modedata;
1317: struct grid *gd = data->backing->grid;
1318: const struct grid_cell *gc;
1319: const struct grid_utf8 *gu;
1320: struct grid_line *gl;
1321: u_int i, xx, wrapped = 0;
1322: size_t size;
1.1 nicm 1323:
1324: if (sx > ex)
1325: return;
1326:
1.16 nicm 1327: /*
1328: * Work out if the line was wrapped at the screen edge and all of it is
1329: * on screen.
1330: */
1331: gl = &gd->linedata[sy];
1.35 nicm 1332: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1333: wrapped = 1;
1334:
1335: /* If the line was wrapped, don't strip spaces (use the full length). */
1336: if (wrapped)
1337: xx = gl->cellsize;
1338: else
1339: xx = window_copy_find_length(wp, sy);
1.1 nicm 1340: if (ex > xx)
1341: ex = xx;
1342: if (sx > xx)
1343: sx = xx;
1344:
1345: if (sx < ex) {
1346: for (i = sx; i < ex; i++) {
1.16 nicm 1347: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1348: if (gc->flags & GRID_FLAG_PADDING)
1349: continue;
1350: if (!(gc->flags & GRID_FLAG_UTF8)) {
1351: *buf = xrealloc(*buf, 1, (*off) + 1);
1352: (*buf)[(*off)++] = gc->data;
1353: } else {
1.16 nicm 1354: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1355: size = grid_utf8_size(gu);
1356: *buf = xrealloc(*buf, 1, (*off) + size);
1357: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1358: }
1359: }
1360: }
1361:
1.16 nicm 1362: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1363: if (!wrapped || ex != xx) {
1.16 nicm 1364: *buf = xrealloc(*buf, 1, (*off) + 1);
1365: (*buf)[(*off)++] = '\n';
1366: }
1.1 nicm 1367: }
1368:
1.47 nicm 1369: void
1370: window_copy_clear_selection(struct window_pane *wp)
1371: {
1372: struct window_copy_mode_data *data = wp->modedata;
1373: u_int px, py;
1374:
1375: screen_clear_selection(&data->screen);
1376:
1.54 nicm 1377: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1378: px = window_copy_find_length(wp, py);
1379: if (data->cx > px)
1380: window_copy_update_cursor(wp, px, data->cy);
1381: }
1382:
1.1 nicm 1383: int
1.41 nicm 1384: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1385: {
1.54 nicm 1386: struct window_copy_mode_data *data = wp->modedata;
1387: const struct grid_cell *gc;
1.1 nicm 1388:
1.54 nicm 1389: gc = grid_peek_cell(data->backing->grid, px, py);
1.1 nicm 1390: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1391: return (0);
1392: if (gc->data == 0x00 || gc->data == 0x7f)
1393: return (0);
1.41 nicm 1394: return (strchr(set, gc->data) != NULL);
1.1 nicm 1395: }
1396:
1397: u_int
1398: window_copy_find_length(struct window_pane *wp, u_int py)
1399: {
1.54 nicm 1400: struct window_copy_mode_data *data = wp->modedata;
1401: struct screen *s = data->backing;
1402: const struct grid_cell *gc;
1403: u_int px;
1.1 nicm 1404:
1.4 nicm 1405: /*
1406: * If the pane has been resized, its grid can contain old overlong
1407: * lines. grid_peek_cell does not allow accessing cells beyond the
1408: * width of the grid, and screen_write_copy treats them as spaces, so
1409: * ignore them here too.
1410: */
1.54 nicm 1411: px = s->grid->linedata[py].cellsize;
1412: if (px > screen_size_x(s))
1413: px = screen_size_x(s);
1.1 nicm 1414: while (px > 0) {
1.54 nicm 1415: gc = grid_peek_cell(s->grid, px - 1, py);
1.1 nicm 1416: if (gc->flags & GRID_FLAG_UTF8)
1417: break;
1418: if (gc->data != ' ')
1419: break;
1420: px--;
1421: }
1422: return (px);
1423: }
1424:
1425: void
1.5 nicm 1426: window_copy_cursor_start_of_line(struct window_pane *wp)
1427: {
1428: struct window_copy_mode_data *data = wp->modedata;
1.58 nicm 1429: struct screen *back_s = data->backing;
1430: struct grid *gd = back_s->grid;
1431: u_int py;
1432:
1433: if (data->cx == 0) {
1434: py = screen_hsize(back_s) + data->cy - data->oy;
1435: while (py > 0 && gd->linedata[py-1].flags & GRID_LINE_WRAPPED) {
1436: window_copy_cursor_up(wp, 0);
1437: py = screen_hsize(back_s) + data->cy - data->oy;
1438: }
1439: }
1.18 nicm 1440: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1441: if (window_copy_update_selection(wp))
1442: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1443: }
1444:
1445: void
1446: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1447: {
1448: struct window_copy_mode_data *data = wp->modedata;
1449: u_int px, py, xx;
1450: const struct grid_cell *gc;
1451:
1452: px = 0;
1.54 nicm 1453: py = screen_hsize(data->backing) + data->cy - data->oy;
1.6 nicm 1454: xx = window_copy_find_length(wp, py);
1455:
1456: while (px < xx) {
1.54 nicm 1457: gc = grid_peek_cell(data->backing->grid, px, py);
1.6 nicm 1458: if (gc->flags & GRID_FLAG_UTF8)
1459: break;
1460: if (gc->data != ' ')
1461: break;
1462: px++;
1463: }
1464:
1.18 nicm 1465: window_copy_update_cursor(wp, px, data->cy);
1466: if (window_copy_update_selection(wp))
1467: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1468: }
1469:
1470: void
1471: window_copy_cursor_end_of_line(struct window_pane *wp)
1472: {
1473: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1474: struct screen *back_s = data->backing;
1475: struct grid *gd = back_s->grid;
1.5 nicm 1476: u_int px, py;
1477:
1.54 nicm 1478: py = screen_hsize(back_s) + data->cy - data->oy;
1.5 nicm 1479: px = window_copy_find_length(wp, py);
1480:
1.49 nicm 1481: if (data->cx == px) {
1482: if (data->screen.sel.flag && data->rectflag)
1.54 nicm 1483: px = screen_size_x(back_s);
1.49 nicm 1484: if (gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1485: while (py < gd->sy + gd->hsize &&
1486: gd->linedata[py].flags & GRID_LINE_WRAPPED) {
1487: window_copy_cursor_down(wp, 0);
1.54 nicm 1488: py = screen_hsize(back_s)
1489: + data->cy - data->oy;
1.49 nicm 1490: }
1491: px = window_copy_find_length(wp, py);
1492: }
1493: }
1.18 nicm 1494: window_copy_update_cursor(wp, px, data->cy);
1.49 nicm 1495:
1.18 nicm 1496: if (window_copy_update_selection(wp))
1497: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1498: }
1499:
1500: void
1.1 nicm 1501: window_copy_cursor_left(struct window_pane *wp)
1502: {
1503: struct window_copy_mode_data *data = wp->modedata;
1504:
1505: if (data->cx == 0) {
1.28 nicm 1506: window_copy_cursor_up(wp, 0);
1.18 nicm 1507: window_copy_cursor_end_of_line(wp);
1.1 nicm 1508: } else {
1.18 nicm 1509: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1510: if (window_copy_update_selection(wp))
1511: window_copy_redraw_lines(wp, data->cy, 1);
1512: }
1513: }
1514:
1515: void
1516: window_copy_cursor_right(struct window_pane *wp)
1517: {
1518: struct window_copy_mode_data *data = wp->modedata;
1519: u_int px, py;
1520:
1.47 nicm 1521: if (data->screen.sel.flag && data->rectflag)
1522: px = screen_size_x(&data->screen);
1523: else {
1.54 nicm 1524: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1525: px = window_copy_find_length(wp, py);
1526: }
1.1 nicm 1527:
1528: if (data->cx >= px) {
1529: window_copy_cursor_start_of_line(wp);
1.28 nicm 1530: window_copy_cursor_down(wp, 0);
1.1 nicm 1531: } else {
1.18 nicm 1532: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1533: if (window_copy_update_selection(wp))
1534: window_copy_redraw_lines(wp, data->cy, 1);
1535: }
1536: }
1537:
1538: void
1.28 nicm 1539: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1540: {
1541: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1542: struct screen *s = &data->screen;
1.1 nicm 1543: u_int ox, oy, px, py;
1544:
1.54 nicm 1545: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1546: ox = window_copy_find_length(wp, oy);
1.25 nicm 1547: if (ox != 0) {
1548: data->lastcx = data->cx;
1549: data->lastsx = ox;
1550: }
1.1 nicm 1551:
1.25 nicm 1552: data->cx = data->lastcx;
1.28 nicm 1553: if (scroll_only || data->cy == 0) {
1.1 nicm 1554: window_copy_scroll_down(wp, 1);
1.36 nicm 1555: if (scroll_only) {
1556: if (data->cy == screen_size_y(s) - 1)
1557: window_copy_redraw_lines(wp, data->cy, 1);
1558: else
1559: window_copy_redraw_lines(wp, data->cy, 2);
1560: }
1.28 nicm 1561: } else {
1.18 nicm 1562: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1563: if (window_copy_update_selection(wp)) {
1564: if (data->cy == screen_size_y(s) - 1)
1565: window_copy_redraw_lines(wp, data->cy, 1);
1566: else
1567: window_copy_redraw_lines(wp, data->cy, 2);
1568: }
1.1 nicm 1569: }
1570:
1.47 nicm 1571: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1572: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1573: px = window_copy_find_length(wp, py);
1.49 nicm 1574: if ((data->cx >= data->lastsx && data->cx != px) ||
1575: data->cx > px)
1.47 nicm 1576: window_copy_cursor_end_of_line(wp);
1577: }
1.1 nicm 1578: }
1579:
1580: void
1.28 nicm 1581: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1582: {
1583: struct window_copy_mode_data *data = wp->modedata;
1584: struct screen *s = &data->screen;
1585: u_int ox, oy, px, py;
1586:
1.54 nicm 1587: oy = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1588: ox = window_copy_find_length(wp, oy);
1.25 nicm 1589: if (ox != 0) {
1590: data->lastcx = data->cx;
1591: data->lastsx = ox;
1592: }
1.1 nicm 1593:
1.25 nicm 1594: data->cx = data->lastcx;
1.28 nicm 1595: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1596: window_copy_scroll_up(wp, 1);
1.31 nicm 1597: if (scroll_only && data->cy > 0)
1.28 nicm 1598: window_copy_redraw_lines(wp, data->cy - 1, 2);
1599: } else {
1.18 nicm 1600: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1601: if (window_copy_update_selection(wp))
1602: window_copy_redraw_lines(wp, data->cy - 1, 2);
1603: }
1604:
1.47 nicm 1605: if (!data->screen.sel.flag || !data->rectflag) {
1.54 nicm 1606: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1607: px = window_copy_find_length(wp, py);
1.49 nicm 1608: if ((data->cx >= data->lastsx && data->cx != px) ||
1609: data->cx > px)
1.47 nicm 1610: window_copy_cursor_end_of_line(wp);
1.52 nicm 1611: }
1612: }
1613:
1614: void
1615: window_copy_cursor_jump(struct window_pane *wp)
1616: {
1617: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1618: struct screen *back_s = data->backing;
1.52 nicm 1619: const struct grid_cell *gc;
1620: uint px, py, xx;
1621:
1622: px = data->cx + 1;
1.54 nicm 1623: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1624: xx = window_copy_find_length(wp, py);
1625:
1626: while (px < xx) {
1.54 nicm 1627: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1628: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1629: && gc->data == data->jumpchar) {
1630:
1631: window_copy_update_cursor(wp, px, data->cy);
1632: if (window_copy_update_selection(wp))
1633: window_copy_redraw_lines(wp, data->cy, 1);
1634: return;
1635: }
1636: px++;
1637: }
1638: }
1639:
1640: void
1641: window_copy_cursor_jump_back(struct window_pane *wp)
1642: {
1643: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1644: struct screen *back_s = data->backing;
1.52 nicm 1645: const struct grid_cell *gc;
1646: uint px, py;
1647:
1648: px = data->cx;
1.54 nicm 1649: py = screen_hsize(back_s) + data->cy - data->oy;
1.52 nicm 1650:
1651: if (px > 0)
1652: px--;
1653:
1654: for (;;) {
1.54 nicm 1655: gc = grid_peek_cell(back_s->grid, px, py);
1.52 nicm 1656: if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
1657: && gc->data == data->jumpchar) {
1658:
1659: window_copy_update_cursor(wp, px, data->cy);
1660: if (window_copy_update_selection(wp))
1661: window_copy_redraw_lines(wp, data->cy, 1);
1662: return;
1663: }
1664: if (px == 0)
1665: break;
1666: px--;
1.47 nicm 1667: }
1.1 nicm 1668: }
1669:
1670: void
1.41 nicm 1671: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1672: {
1673: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1674: struct screen *back_s = data->backing;
1.40 nicm 1675: u_int px, py, xx, yy;
1.48 nicm 1676: int expected = 0;
1.40 nicm 1677:
1678: px = data->cx;
1.54 nicm 1679: py = screen_hsize(back_s) + data->cy - data->oy;
1.40 nicm 1680: xx = window_copy_find_length(wp, py);
1.54 nicm 1681: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.40 nicm 1682:
1.48 nicm 1683: /*
1684: * First skip past any nonword characters and then any word characters.
1685: *
1686: * expected is initially set to 0 for the former and then 1 for the
1687: * latter.
1688: */
1689: do {
1690: while (px > xx ||
1691: window_copy_in_set(wp, px, py, separators) == expected) {
1692: /* Move down if we're past the end of the line. */
1693: if (px > xx) {
1694: if (py == yy)
1695: return;
1696: window_copy_cursor_down(wp, 0);
1697: px = 0;
1698:
1.54 nicm 1699: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1700: xx = window_copy_find_length(wp, py);
1701: } else
1702: px++;
1703: }
1704: expected = !expected;
1705: } while (expected == 1);
1.40 nicm 1706:
1707: window_copy_update_cursor(wp, px, data->cy);
1708: if (window_copy_update_selection(wp))
1709: window_copy_redraw_lines(wp, data->cy, 1);
1710: }
1711:
1712: void
1.41 nicm 1713: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1714: {
1715: struct window_copy_mode_data *data = wp->modedata;
1.54 nicm 1716: struct screen *back_s = data->backing;
1.39 nicm 1717: u_int px, py, xx, yy;
1.48 nicm 1718: int expected = 1;
1.1 nicm 1719:
1.18 nicm 1720: px = data->cx;
1.54 nicm 1721: py = screen_hsize(back_s) + data->cy - data->oy;
1.1 nicm 1722: xx = window_copy_find_length(wp, py);
1.54 nicm 1723: yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
1.1 nicm 1724:
1.48 nicm 1725: /*
1726: * First skip past any word characters, then any nonword characters.
1727: *
1728: * expected is initially set to 1 for the former and then 0 for the
1729: * latter.
1730: */
1731: do {
1732: while (px > xx ||
1733: window_copy_in_set(wp, px, py, separators) == expected) {
1734: /* Move down if we're past the end of the line. */
1735: if (px > xx) {
1736: if (py == yy)
1737: return;
1738: window_copy_cursor_down(wp, 0);
1739: px = 0;
1740:
1.54 nicm 1741: py = screen_hsize(back_s) + data->cy - data->oy;
1.48 nicm 1742: xx = window_copy_find_length(wp, py);
1743: } else
1744: px++;
1745: }
1746: expected = !expected;
1747: } while (expected == 0);
1.18 nicm 1748:
1749: window_copy_update_cursor(wp, px, data->cy);
1750: if (window_copy_update_selection(wp))
1751: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1752: }
1753:
1.8 nicm 1754: /* Move to the previous place where a word begins. */
1.1 nicm 1755: void
1.41 nicm 1756: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1757: {
1758: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1759: u_int px, py;
1.1 nicm 1760:
1.18 nicm 1761: px = data->cx;
1.54 nicm 1762: py = screen_hsize(data->backing) + data->cy - data->oy;
1.1 nicm 1763:
1.8 nicm 1764: /* Move back to the previous word character. */
1.1 nicm 1765: for (;;) {
1.8 nicm 1766: if (px > 0) {
1767: px--;
1.41 nicm 1768: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1769: break;
1.8 nicm 1770: } else {
1771: if (data->cy == 0 &&
1.54 nicm 1772: (screen_hsize(data->backing) == 0 ||
1773: data->oy >= screen_hsize(data->backing) - 1))
1.8 nicm 1774: goto out;
1.28 nicm 1775: window_copy_cursor_up(wp, 0);
1.1 nicm 1776:
1.54 nicm 1777: py = screen_hsize(data->backing) + data->cy - data->oy;
1.8 nicm 1778: px = window_copy_find_length(wp, py);
1.1 nicm 1779: }
1.8 nicm 1780: }
1.1 nicm 1781:
1.8 nicm 1782: /* Move back to the beginning of this word. */
1.41 nicm 1783: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1784: px--;
1.8 nicm 1785:
1.1 nicm 1786: out:
1.18 nicm 1787: window_copy_update_cursor(wp, px, data->cy);
1788: if (window_copy_update_selection(wp))
1789: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1790: }
1791:
1792: void
1793: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1794: {
1795: struct window_copy_mode_data *data = wp->modedata;
1796: struct screen *s = &data->screen;
1797: struct screen_write_ctx ctx;
1798:
1799: if (data->oy < ny)
1800: ny = data->oy;
1801: if (ny == 0)
1802: return;
1803: data->oy -= ny;
1804:
1805: screen_write_start(&ctx, wp, NULL);
1806: screen_write_cursormove(&ctx, 0, 0);
1807: screen_write_deleteline(&ctx, ny);
1808: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1809: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1810: if (screen_size_y(s) > 1)
1811: window_copy_write_line(wp, &ctx, 1);
1812: if (screen_size_y(s) > 3)
1813: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1814: if (s->sel.flag && screen_size_y(s) > ny) {
1815: window_copy_update_selection(wp);
1.1 nicm 1816: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1817: }
1.1 nicm 1818: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1819: window_copy_update_selection(wp);
1.1 nicm 1820: screen_write_stop(&ctx);
1821: }
1822:
1823: void
1824: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1825: {
1826: struct window_copy_mode_data *data = wp->modedata;
1827: struct screen *s = &data->screen;
1828: struct screen_write_ctx ctx;
1829:
1.54 nicm 1830: if (ny > screen_hsize(data->backing))
1.1 nicm 1831: return;
1832:
1.54 nicm 1833: if (data->oy > screen_hsize(data->backing) - ny)
1834: ny = screen_hsize(data->backing) - data->oy;
1.1 nicm 1835: if (ny == 0)
1836: return;
1837: data->oy += ny;
1838:
1839: screen_write_start(&ctx, wp, NULL);
1840: screen_write_cursormove(&ctx, 0, 0);
1841: screen_write_insertline(&ctx, ny);
1842: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1843: if (s->sel.flag && screen_size_y(s) > ny) {
1844: window_copy_update_selection(wp);
1.1 nicm 1845: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1846: } else if (ny == 1) /* nuke position */
1.1 nicm 1847: window_copy_write_line(wp, &ctx, 1);
1848: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1849: window_copy_update_selection(wp);
1.1 nicm 1850: screen_write_stop(&ctx);
1851: }
1.42 nicm 1852:
1853: void
1854: window_copy_rectangle_toggle(struct window_pane *wp)
1855: {
1856: struct window_copy_mode_data *data = wp->modedata;
1.47 nicm 1857: u_int px, py;
1.42 nicm 1858:
1859: data->rectflag = !data->rectflag;
1.47 nicm 1860:
1.54 nicm 1861: py = screen_hsize(data->backing) + data->cy - data->oy;
1.47 nicm 1862: px = window_copy_find_length(wp, py);
1863: if (data->cx > px)
1864: window_copy_update_cursor(wp, px, data->cy);
1.42 nicm 1865:
1866: window_copy_update_selection(wp);
1867: window_copy_redraw_screen(wp);
1868: }
![[BACK]](/icons/back.gif){kind=icon}
Return to window-copy.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / tmux