Annotation of src/usr.bin/tmux/window-copy.c, Revision 1.47
1.47 ! nicm 1: /* $OpenBSD: window-copy.c,v 1.46 2010/02/19 00:03:21 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
1.21 nicm 21: #include <stdlib.h>
1.1 nicm 22: #include <string.h>
23:
24: #include "tmux.h"
25:
26: struct screen *window_copy_init(struct window_pane *);
27: void window_copy_free(struct window_pane *);
28: void window_copy_resize(struct window_pane *, u_int, u_int);
29: void window_copy_key(struct window_pane *, struct client *, int);
1.21 nicm 30: int window_copy_key_input(struct window_pane *, int);
1.1 nicm 31: void window_copy_mouse(
1.35 nicm 32: struct window_pane *, struct client *, struct mouse_event *);
1.1 nicm 33:
34: void window_copy_redraw_lines(struct window_pane *, u_int, u_int);
35: void window_copy_redraw_screen(struct window_pane *);
36: void window_copy_write_line(
1.35 nicm 37: struct window_pane *, struct screen_write_ctx *, u_int);
1.1 nicm 38: void window_copy_write_lines(
1.35 nicm 39: struct window_pane *, struct screen_write_ctx *, u_int, u_int);
1.1 nicm 40:
1.21 nicm 41: void window_copy_scroll_to(struct window_pane *, u_int, u_int);
42: int window_copy_search_compare(
43: struct grid *, u_int, u_int, struct grid *, u_int);
44: int window_copy_search_lr(
45: struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
46: int window_copy_search_rl(
47: struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
48: void window_copy_search_up(struct window_pane *, const char *);
49: void window_copy_search_down(struct window_pane *, const char *);
50: void window_copy_goto_line(struct window_pane *, const char *);
1.18 nicm 51: void window_copy_update_cursor(struct window_pane *, u_int, u_int);
1.1 nicm 52: void window_copy_start_selection(struct window_pane *);
53: int window_copy_update_selection(struct window_pane *);
54: void window_copy_copy_selection(struct window_pane *, struct client *);
1.47 ! nicm 55: void window_copy_clear_selection(struct window_pane *);
1.1 nicm 56: void window_copy_copy_line(
57: struct window_pane *, char **, size_t *, u_int, u_int, u_int);
1.41 nicm 58: int window_copy_in_set(struct window_pane *, u_int, u_int, const char *);
1.1 nicm 59: u_int window_copy_find_length(struct window_pane *, u_int);
60: void window_copy_cursor_start_of_line(struct window_pane *);
1.6 nicm 61: void window_copy_cursor_back_to_indentation(struct window_pane *);
1.1 nicm 62: void window_copy_cursor_end_of_line(struct window_pane *);
63: void window_copy_cursor_left(struct window_pane *);
64: void window_copy_cursor_right(struct window_pane *);
1.28 nicm 65: void window_copy_cursor_up(struct window_pane *, int);
66: void window_copy_cursor_down(struct window_pane *, int);
1.41 nicm 67: void window_copy_cursor_next_word(struct window_pane *, const char *);
68: void window_copy_cursor_next_word_end(struct window_pane *, const char *);
69: void window_copy_cursor_previous_word(struct window_pane *, const char *);
1.1 nicm 70: void window_copy_scroll_up(struct window_pane *, u_int);
71: void window_copy_scroll_down(struct window_pane *, u_int);
1.42 nicm 72: void window_copy_rectangle_toggle(struct window_pane *);
1.1 nicm 73:
74: const struct window_mode window_copy_mode = {
75: window_copy_init,
76: window_copy_free,
77: window_copy_resize,
78: window_copy_key,
79: window_copy_mouse,
80: NULL,
81: };
82:
1.21 nicm 83: enum window_copy_input_type {
84: WINDOW_COPY_OFF,
85: WINDOW_COPY_SEARCHUP,
86: WINDOW_COPY_SEARCHDOWN,
87: WINDOW_COPY_GOTOLINE,
88: };
89:
1.1 nicm 90: struct window_copy_mode_data {
91: struct screen screen;
92:
1.21 nicm 93: struct mode_key_data mdata;
94:
95: u_int oy;
96:
97: u_int selx;
98: u_int sely;
1.1 nicm 99:
1.42 nicm 100: u_int rectflag; /* are we in rectangle copy mode? */
101:
1.21 nicm 102: u_int cx;
103: u_int cy;
1.1 nicm 104:
1.25 nicm 105: u_int lastcx; /* position in last line with content */
106: u_int lastsx; /* size of last line with content */
107:
1.21 nicm 108: enum window_copy_input_type inputtype;
109: const char *inputprompt;
110: char *inputstr;
1.1 nicm 111:
1.21 nicm 112: enum window_copy_input_type searchtype;
113: char *searchstr;
1.1 nicm 114: };
115:
116: struct screen *
117: window_copy_init(struct window_pane *wp)
118: {
119: struct window_copy_mode_data *data;
120: struct screen *s;
121: struct screen_write_ctx ctx;
122: u_int i;
1.10 nicm 123: int keys;
1.1 nicm 124:
125: wp->modedata = data = xmalloc(sizeof *data);
126: data->oy = 0;
127: data->cx = wp->base.cx;
128: data->cy = wp->base.cy;
129:
1.25 nicm 130: data->lastcx = 0;
131: data->lastsx = 0;
132:
1.42 nicm 133: data->rectflag = 0;
134:
1.21 nicm 135: data->inputtype = WINDOW_COPY_OFF;
136: data->inputprompt = NULL;
137: data->inputstr = xstrdup("");
138:
139: data->searchtype = WINDOW_COPY_OFF;
140: data->searchstr = NULL;
141:
1.46 nicm 142: wp->flags |= PANE_FREEZE;
143: bufferevent_disable(wp->event, EV_READ|EV_WRITE);
144:
1.1 nicm 145: s = &data->screen;
146: screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
1.13 nicm 147: if (options_get_number(&wp->window->options, "mode-mouse"))
148: s->mode |= MODE_MOUSE;
1.1 nicm 149:
1.10 nicm 150: keys = options_get_number(&wp->window->options, "mode-keys");
151: if (keys == MODEKEY_EMACS)
1.12 nicm 152: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
1.10 nicm 153: else
1.12 nicm 154: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
1.1 nicm 155:
156: s->cx = data->cx;
157: s->cy = data->cy;
158:
159: screen_write_start(&ctx, NULL, s);
160: for (i = 0; i < screen_size_y(s); i++)
161: window_copy_write_line(wp, &ctx, i);
162: screen_write_cursormove(&ctx, data->cx, data->cy);
163: screen_write_stop(&ctx);
164:
165: return (s);
166: }
167:
168: void
169: window_copy_free(struct window_pane *wp)
170: {
171: struct window_copy_mode_data *data = wp->modedata;
1.46 nicm 172:
173: wp->flags &= ~PANE_FREEZE;
174: bufferevent_enable(wp->event, EV_READ|EV_WRITE);
1.1 nicm 175:
1.21 nicm 176: if (data->searchstr != NULL)
177: xfree(data->searchstr);
178: xfree(data->inputstr);
179:
1.1 nicm 180: screen_free(&data->screen);
1.21 nicm 181:
1.1 nicm 182: xfree(data);
183: }
184:
185: void
186: window_copy_pageup(struct window_pane *wp)
187: {
188: struct window_copy_mode_data *data = wp->modedata;
189: struct screen *s = &data->screen;
1.19 nicm 190: u_int n;
1.1 nicm 191:
1.19 nicm 192: n = 1;
193: if (screen_size_y(s) > 2)
194: n = screen_size_y(s) - 2;
195: if (data->oy + n > screen_hsize(&wp->base))
1.1 nicm 196: data->oy = screen_hsize(&wp->base);
197: else
1.19 nicm 198: data->oy += n;
1.1 nicm 199: window_copy_update_selection(wp);
200: window_copy_redraw_screen(wp);
201: }
202:
203: void
204: window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
205: {
206: struct window_copy_mode_data *data = wp->modedata;
207: struct screen *s = &data->screen;
208: struct screen_write_ctx ctx;
209:
210: screen_resize(s, sx, sy);
1.35 nicm 211:
1.18 nicm 212: if (data->cy > sy - 1)
213: data->cy = sy - 1;
214: if (data->cx > sx)
215: data->cx = sx;
216:
1.47 ! nicm 217: window_copy_clear_selection(wp);
1.18 nicm 218:
1.1 nicm 219: screen_write_start(&ctx, NULL, s);
220: window_copy_write_lines(wp, &ctx, 0, screen_size_y(s) - 1);
221: screen_write_stop(&ctx);
1.18 nicm 222:
1.17 nicm 223: window_copy_redraw_screen(wp);
1.1 nicm 224: }
225:
226: void
227: window_copy_key(struct window_pane *wp, struct client *c, int key)
228: {
1.41 nicm 229: const char *word_separators = " -_@";
1.1 nicm 230: struct window_copy_mode_data *data = wp->modedata;
231: struct screen *s = &data->screen;
1.19 nicm 232: u_int n;
1.21 nicm 233: int keys;
1.43 nicm 234: enum mode_key_cmd cmd;
1.21 nicm 235:
236: if (data->inputtype != WINDOW_COPY_OFF) {
237: if (window_copy_key_input(wp, key) != 0)
238: goto input_off;
239: return;
240: }
1.1 nicm 241:
1.43 nicm 242: cmd = mode_key_lookup(&data->mdata, key);
243: switch (cmd) {
1.11 nicm 244: case MODEKEYCOPY_CANCEL:
1.1 nicm 245: window_pane_reset_mode(wp);
246: break;
1.10 nicm 247: case MODEKEYCOPY_LEFT:
1.1 nicm 248: window_copy_cursor_left(wp);
249: return;
1.10 nicm 250: case MODEKEYCOPY_RIGHT:
1.1 nicm 251: window_copy_cursor_right(wp);
1.35 nicm 252: return;
1.10 nicm 253: case MODEKEYCOPY_UP:
1.28 nicm 254: window_copy_cursor_up(wp, 0);
1.1 nicm 255: return;
1.10 nicm 256: case MODEKEYCOPY_DOWN:
1.28 nicm 257: window_copy_cursor_down(wp, 0);
1.1 nicm 258: return;
1.28 nicm 259: case MODEKEYCOPY_SCROLLUP:
260: window_copy_cursor_up(wp, 1);
261: break;
262: case MODEKEYCOPY_SCROLLDOWN:
263: window_copy_cursor_down(wp, 1);
264: break;
1.10 nicm 265: case MODEKEYCOPY_PREVIOUSPAGE:
1.1 nicm 266: window_copy_pageup(wp);
267: break;
1.10 nicm 268: case MODEKEYCOPY_NEXTPAGE:
1.19 nicm 269: n = 1;
270: if (screen_size_y(s) > 2)
271: n = screen_size_y(s) - 2;
1.20 nicm 272: if (data->oy < n)
273: data->oy = 0;
274: else
275: data->oy -= n;
276: window_copy_update_selection(wp);
277: window_copy_redraw_screen(wp);
278: break;
279: case MODEKEYCOPY_HALFPAGEUP:
280: n = screen_size_y(s) / 2;
281: if (data->oy + n > screen_hsize(&wp->base))
282: data->oy = screen_hsize(&wp->base);
283: else
284: data->oy += n;
285: window_copy_update_selection(wp);
286: window_copy_redraw_screen(wp);
287: break;
288: case MODEKEYCOPY_HALFPAGEDOWN:
289: n = screen_size_y(s) / 2;
1.19 nicm 290: if (data->oy < n)
1.1 nicm 291: data->oy = 0;
292: else
1.19 nicm 293: data->oy -= n;
1.30 nicm 294: window_copy_update_selection(wp);
295: window_copy_redraw_screen(wp);
296: break;
297: case MODEKEYCOPY_TOPLINE:
298: data->cx = 0;
299: data->cy = 0;
300: window_copy_update_selection(wp);
301: window_copy_redraw_screen(wp);
302: break;
303: case MODEKEYCOPY_MIDDLELINE:
304: data->cx = 0;
305: data->cy = (screen_size_y(s) - 1) / 2;
306: window_copy_update_selection(wp);
307: window_copy_redraw_screen(wp);
308: break;
309: case MODEKEYCOPY_BOTTOMLINE:
310: data->cx = 0;
311: data->cy = screen_size_y(s) - 1;
1.37 nicm 312: window_copy_update_selection(wp);
313: window_copy_redraw_screen(wp);
314: break;
315: case MODEKEYCOPY_HISTORYTOP:
316: data->cx = 0;
317: data->cy = 0;
318: data->oy = screen_hsize(&wp->base);
319: window_copy_update_selection(wp);
320: window_copy_redraw_screen(wp);
321: break;
322: case MODEKEYCOPY_HISTORYBOTTOM:
323: data->cx = 0;
324: data->cy = screen_size_y(s) - 1;
325: data->oy = 0;
1.1 nicm 326: window_copy_update_selection(wp);
327: window_copy_redraw_screen(wp);
328: break;
1.10 nicm 329: case MODEKEYCOPY_STARTSELECTION:
1.35 nicm 330: window_copy_start_selection(wp);
1.7 nicm 331: window_copy_redraw_screen(wp);
1.1 nicm 332: break;
1.10 nicm 333: case MODEKEYCOPY_CLEARSELECTION:
1.47 ! nicm 334: window_copy_clear_selection(wp);
1.1 nicm 335: window_copy_redraw_screen(wp);
336: break;
1.10 nicm 337: case MODEKEYCOPY_COPYSELECTION:
1.1 nicm 338: if (c != NULL && c->session != NULL) {
339: window_copy_copy_selection(wp, c);
340: window_pane_reset_mode(wp);
341: }
342: break;
1.10 nicm 343: case MODEKEYCOPY_STARTOFLINE:
1.1 nicm 344: window_copy_cursor_start_of_line(wp);
345: break;
1.10 nicm 346: case MODEKEYCOPY_BACKTOINDENTATION:
1.6 nicm 347: window_copy_cursor_back_to_indentation(wp);
348: break;
1.10 nicm 349: case MODEKEYCOPY_ENDOFLINE:
1.1 nicm 350: window_copy_cursor_end_of_line(wp);
351: break;
1.41 nicm 352: case MODEKEYCOPY_NEXTSPACE:
353: window_copy_cursor_next_word(wp, " ");
354: break;
355: case MODEKEYCOPY_NEXTSPACEEND:
356: window_copy_cursor_next_word_end(wp, " ");
357: break;
1.10 nicm 358: case MODEKEYCOPY_NEXTWORD:
1.41 nicm 359: window_copy_cursor_next_word(wp, word_separators);
1.1 nicm 360: break;
1.40 nicm 361: case MODEKEYCOPY_NEXTWORDEND:
1.41 nicm 362: window_copy_cursor_next_word_end(wp, word_separators);
363: break;
364: case MODEKEYCOPY_PREVIOUSSPACE:
365: window_copy_cursor_previous_word(wp, " ");
1.40 nicm 366: break;
1.10 nicm 367: case MODEKEYCOPY_PREVIOUSWORD:
1.41 nicm 368: window_copy_cursor_previous_word(wp, word_separators);
1.1 nicm 369: break;
1.21 nicm 370: case MODEKEYCOPY_SEARCHUP:
371: data->inputtype = WINDOW_COPY_SEARCHUP;
372: data->inputprompt = "Search Up";
373: goto input_on;
374: case MODEKEYCOPY_SEARCHDOWN:
375: data->inputtype = WINDOW_COPY_SEARCHDOWN;
376: data->inputprompt = "Search Down";
377: goto input_on;
378: case MODEKEYCOPY_SEARCHAGAIN:
1.43 nicm 379: case MODEKEYCOPY_SEARCHREVERSE:
1.21 nicm 380: switch (data->searchtype) {
381: case WINDOW_COPY_OFF:
382: case WINDOW_COPY_GOTOLINE:
383: break;
384: case WINDOW_COPY_SEARCHUP:
1.43 nicm 385: if (cmd == MODEKEYCOPY_SEARCHAGAIN)
386: window_copy_search_up(wp, data->searchstr);
387: else
388: window_copy_search_down(wp, data->searchstr);
1.21 nicm 389: break;
390: case WINDOW_COPY_SEARCHDOWN:
1.43 nicm 391: if (cmd == MODEKEYCOPY_SEARCHAGAIN)
392: window_copy_search_down(wp, data->searchstr);
393: else
394: window_copy_search_up(wp, data->searchstr);
1.21 nicm 395: break;
396: }
397: break;
398: case MODEKEYCOPY_GOTOLINE:
399: data->inputtype = WINDOW_COPY_GOTOLINE;
400: data->inputprompt = "Goto Line";
401: *data->inputstr = '\0';
402: goto input_on;
1.42 nicm 403: case MODEKEYCOPY_RECTANGLETOGGLE:
404: window_copy_rectangle_toggle(wp);
405: return;
1.21 nicm 406: default:
407: break;
408: }
409:
410: return;
411:
412: input_on:
413: keys = options_get_number(&wp->window->options, "mode-keys");
414: if (keys == MODEKEY_EMACS)
415: mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
416: else
417: mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
418:
419: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
420: return;
421:
422: input_off:
423: keys = options_get_number(&wp->window->options, "mode-keys");
424: if (keys == MODEKEY_EMACS)
425: mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
426: else
427: mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
428:
429: data->inputtype = WINDOW_COPY_OFF;
430: data->inputprompt = NULL;
431:
432: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
433: }
434:
435: int
436: window_copy_key_input(struct window_pane *wp, int key)
437: {
438: struct window_copy_mode_data *data = wp->modedata;
439: struct screen *s = &data->screen;
440: size_t inputlen;
441:
442: switch (mode_key_lookup(&data->mdata, key)) {
443: case MODEKEYEDIT_CANCEL:
444: return (-1);
445: case MODEKEYEDIT_BACKSPACE:
446: inputlen = strlen(data->inputstr);
447: if (inputlen > 0)
448: data->inputstr[inputlen - 1] = '\0';
1.22 nicm 449: break;
450: case MODEKEYEDIT_DELETELINE:
451: *data->inputstr = '\0';
1.21 nicm 452: break;
453: case MODEKEYEDIT_ENTER:
454: switch (data->inputtype) {
455: case WINDOW_COPY_OFF:
456: break;
457: case WINDOW_COPY_SEARCHUP:
458: window_copy_search_up(wp, data->inputstr);
459: data->searchtype = data->inputtype;
460: data->searchstr = xstrdup(data->inputstr);
461: break;
462: case WINDOW_COPY_SEARCHDOWN:
463: window_copy_search_down(wp, data->inputstr);
464: data->searchtype = data->inputtype;
465: data->searchstr = xstrdup(data->inputstr);
466: break;
467: case WINDOW_COPY_GOTOLINE:
468: window_copy_goto_line(wp, data->inputstr);
469: *data->inputstr = '\0';
470: break;
471: }
472: return (1);
473: case MODEKEY_OTHER:
474: if (key < 32 || key > 126)
475: break;
476: inputlen = strlen(data->inputstr) + 2;
1.35 nicm 477:
1.21 nicm 478: data->inputstr = xrealloc(data->inputstr, 1, inputlen);
479: data->inputstr[inputlen - 2] = key;
480: data->inputstr[inputlen - 1] = '\0';
481: break;
1.1 nicm 482: default:
483: break;
484: }
1.21 nicm 485:
486: window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
487: return (0);
1.1 nicm 488: }
489:
1.34 nicm 490: /* ARGSUSED */
1.1 nicm 491: void
1.29 nicm 492: window_copy_mouse(
493: struct window_pane *wp, unused struct client *c, struct mouse_event *m)
1.1 nicm 494: {
495: struct window_copy_mode_data *data = wp->modedata;
496: struct screen *s = &data->screen;
497:
1.29 nicm 498: if ((m->b & 3) == 3)
1.1 nicm 499: return;
1.29 nicm 500: if (m->x >= screen_size_x(s))
1.1 nicm 501: return;
1.29 nicm 502: if (m->y >= screen_size_y(s))
1.1 nicm 503: return;
504:
1.29 nicm 505: window_copy_update_cursor(wp, m->x, m->y);
1.1 nicm 506: if (window_copy_update_selection(wp))
1.35 nicm 507: window_copy_redraw_screen(wp);
1.1 nicm 508: }
509:
510: void
1.21 nicm 511: window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
512: {
513: struct window_copy_mode_data *data = wp->modedata;
514: struct screen *s = &wp->base;
515: struct grid *gd = s->grid;
516: u_int offset, gap;
517:
518: data->cx = px;
519:
520: gap = gd->sy / 4;
521: if (py < gd->sy) {
522: offset = 0;
523: data->cy = py;
524: } else if (py > gd->hsize + gd->sy - gap) {
525: offset = gd->hsize;
526: data->cy = py - gd->hsize;
527: } else {
528: offset = py + gap - gd->sy;
529: data->cy = py - offset;
530: }
1.35 nicm 531: data->oy = gd->hsize - offset;
1.21 nicm 532:
1.38 nicm 533: window_copy_update_selection(wp);
1.21 nicm 534: window_copy_redraw_screen(wp);
535: }
536:
537: int
538: window_copy_search_compare(
539: struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
540: {
541: const struct grid_cell *gc, *sgc;
542: const struct grid_utf8 *gu, *sgu;
543:
544: gc = grid_peek_cell(gd, px, py);
545: sgc = grid_peek_cell(sgd, spx, 0);
1.35 nicm 546:
1.21 nicm 547: if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
548: return (0);
549:
550: if (gc->flags & GRID_FLAG_UTF8) {
551: gu = grid_peek_utf8(gd, px, py);
552: sgu = grid_peek_utf8(sgd, spx, 0);
1.32 nicm 553: if (grid_utf8_compare(gu, sgu))
1.21 nicm 554: return (1);
555: } else {
556: if (gc->data == sgc->data)
557: return (1);
558: }
559: return (0);
560: }
561:
562: int
563: window_copy_search_lr(struct grid *gd,
564: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
565: {
566: u_int ax, bx, px;
567:
568: for (ax = first; ax < last; ax++) {
569: if (ax + sgd->sx >= gd->sx)
570: break;
571: for (bx = 0; bx < sgd->sx; bx++) {
572: px = ax + bx;
573: if (!window_copy_search_compare(gd, px, py, sgd, bx))
574: break;
575: }
576: if (bx == sgd->sx) {
577: *ppx = ax;
578: return (1);
579: }
580: }
581: return (0);
582: }
583:
584: int
585: window_copy_search_rl(struct grid *gd,
586: struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
587: {
588: u_int ax, bx, px;
589:
590: for (ax = last + 1; ax > first; ax--) {
1.24 nicm 591: if (gd->sx - (ax - 1) < sgd->sx)
592: continue;
1.21 nicm 593: for (bx = 0; bx < sgd->sx; bx++) {
594: px = ax - 1 + bx;
595: if (!window_copy_search_compare(gd, px, py, sgd, bx))
596: break;
597: }
598: if (bx == sgd->sx) {
599: *ppx = ax - 1;
600: return (1);
601: }
602: }
603: return (0);
604: }
605:
606: void
607: window_copy_search_up(struct window_pane *wp, const char *searchstr)
608: {
609: struct window_copy_mode_data *data = wp->modedata;
610: struct screen *s = &wp->base, ss;
611: struct screen_write_ctx ctx;
612: struct grid *gd = s->grid, *sgd;
613: struct grid_cell gc;
614: size_t searchlen;
615: u_int i, last, fx, fy, px;
616: int utf8flag, n, wrapped;
617:
618: if (*searchstr == '\0')
619: return;
620: utf8flag = options_get_number(&wp->window->options, "utf8");
621: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
622:
623: screen_init(&ss, searchlen, 1, 0);
624: screen_write_start(&ctx, NULL, &ss);
625: memcpy(&gc, &grid_default_cell, sizeof gc);
626: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
627: screen_write_stop(&ctx);
628:
629: fx = data->cx;
630: fy = gd->hsize - data->oy + data->cy;
631:
632: if (fx == 0) {
633: if (fy == 0)
634: return;
635: fx = gd->sx - 1;
636: fy--;
637: } else
638: fx--;
639: n = wrapped = 0;
640:
641: retry:
642: sgd = ss.grid;
643: for (i = fy + 1; i > 0; i--) {
644: last = screen_size_x(s);
645: if (i == fy + 1)
646: last = fx;
647: n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
648: if (n) {
649: window_copy_scroll_to(wp, px, i - 1);
650: break;
651: }
652: }
653: if (!n && !wrapped) {
654: fx = gd->sx - 1;
655: fy = gd->hsize + gd->sy - 1;
656: wrapped = 1;
657: goto retry;
658: }
659:
660: screen_free(&ss);
661: }
662:
663: void
664: window_copy_search_down(struct window_pane *wp, const char *searchstr)
665: {
666: struct window_copy_mode_data *data = wp->modedata;
667: struct screen *s = &wp->base, ss;
668: struct screen_write_ctx ctx;
669: struct grid *gd = s->grid, *sgd;
670: struct grid_cell gc;
671: size_t searchlen;
672: u_int i, first, fx, fy, px;
673: int utf8flag, n, wrapped;
674:
675: if (*searchstr == '\0')
676: return;
677: utf8flag = options_get_number(&wp->window->options, "utf8");
678: searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
679:
680: screen_init(&ss, searchlen, 1, 0);
681: screen_write_start(&ctx, NULL, &ss);
682: memcpy(&gc, &grid_default_cell, sizeof gc);
683: screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
684: screen_write_stop(&ctx);
685:
686: fx = data->cx;
687: fy = gd->hsize - data->oy + data->cy;
688:
689: if (fx == gd->sx - 1) {
690: if (fy == gd->hsize + gd->sy)
691: return;
692: fx = 0;
693: fy++;
694: } else
695: fx++;
696: n = wrapped = 0;
697:
698: retry:
699: sgd = ss.grid;
700: for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
701: first = 0;
702: if (i == fy + 1)
703: first = fx;
704: n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
705: if (n) {
706: window_copy_scroll_to(wp, px, i - 1);
707: break;
708: }
709: }
710: if (!n && !wrapped) {
711: fx = 0;
712: fy = 0;
713: wrapped = 1;
714: goto retry;
715: }
716:
717: screen_free(&ss);
718: }
719:
720: void
721: window_copy_goto_line(struct window_pane *wp, const char *linestr)
722: {
723: struct window_copy_mode_data *data = wp->modedata;
724: const char *errstr;
725: u_int lineno;
726:
727: lineno = strtonum(linestr, 0, screen_hsize(&wp->base), &errstr);
728: if (errstr != NULL)
729: return;
1.35 nicm 730:
1.21 nicm 731: data->oy = lineno;
1.38 nicm 732: window_copy_update_selection(wp);
1.21 nicm 733: window_copy_redraw_screen(wp);
734: }
735:
736: void
1.18 nicm 737: window_copy_write_line(
738: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
1.1 nicm 739: {
740: struct window_copy_mode_data *data = wp->modedata;
741: struct screen *s = &data->screen;
1.27 nicm 742: struct options *oo = &wp->window->options;
1.1 nicm 743: struct grid_cell gc;
744: char hdr[32];
1.21 nicm 745: size_t last, xoff = 0, size = 0;
746:
747: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 748: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
749: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
750: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 751:
1.21 nicm 752: last = screen_size_y(s) - 1;
1.1 nicm 753: if (py == 0) {
754: size = xsnprintf(hdr, sizeof hdr,
1.18 nicm 755: "[%u/%u]", data->oy, screen_hsize(&wp->base));
1.1 nicm 756: screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
757: screen_write_puts(ctx, &gc, "%s", hdr);
1.21 nicm 758: } else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
759: xoff = size = xsnprintf(hdr, sizeof hdr,
760: "%s: %s", data->inputprompt, data->inputstr);
761: screen_write_cursormove(ctx, 0, last);
762: screen_write_puts(ctx, &gc, "%s", hdr);
1.1 nicm 763: } else
764: size = 0;
765:
1.21 nicm 766: screen_write_cursormove(ctx, xoff, py);
767: screen_write_copy(ctx, &wp->base, xoff, (screen_hsize(&wp->base) -
1.1 nicm 768: data->oy) + py, screen_size_x(s) - size, 1);
1.18 nicm 769:
770: if (py == data->cy && data->cx == screen_size_x(s)) {
771: memcpy(&gc, &grid_default_cell, sizeof gc);
772: screen_write_cursormove(ctx, screen_size_x(s) - 1, py);
773: screen_write_putc(ctx, &gc, '$');
774: }
1.1 nicm 775: }
776:
777: void
778: window_copy_write_lines(
779: struct window_pane *wp, struct screen_write_ctx *ctx, u_int py, u_int ny)
780: {
781: u_int yy;
782:
783: for (yy = py; yy < py + ny; yy++)
784: window_copy_write_line(wp, ctx, py);
785: }
786:
787: void
788: window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
789: {
790: struct window_copy_mode_data *data = wp->modedata;
791: struct screen_write_ctx ctx;
792: u_int i;
793:
794: screen_write_start(&ctx, wp, NULL);
795: for (i = py; i < py + ny; i++)
796: window_copy_write_line(wp, &ctx, i);
797: screen_write_cursormove(&ctx, data->cx, data->cy);
798: screen_write_stop(&ctx);
799: }
800:
801: void
802: window_copy_redraw_screen(struct window_pane *wp)
803: {
804: struct window_copy_mode_data *data = wp->modedata;
805:
806: window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
807: }
808:
809: void
1.18 nicm 810: window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
1.1 nicm 811: {
812: struct window_copy_mode_data *data = wp->modedata;
1.18 nicm 813: struct screen *s = &data->screen;
1.1 nicm 814: struct screen_write_ctx ctx;
1.18 nicm 815: u_int old_cx, old_cy;
1.1 nicm 816:
1.18 nicm 817: old_cx = data->cx; old_cy = data->cy;
818: data->cx = cx; data->cy = cy;
819: if (old_cx == screen_size_x(s))
820: window_copy_redraw_lines(wp, old_cy, 1);
821: if (data->cx == screen_size_x(s))
822: window_copy_redraw_lines(wp, data->cy, 1);
823: else {
824: screen_write_start(&ctx, wp, NULL);
825: screen_write_cursormove(&ctx, data->cx, data->cy);
826: screen_write_stop(&ctx);
827: }
1.1 nicm 828: }
829:
830: void
831: window_copy_start_selection(struct window_pane *wp)
832: {
833: struct window_copy_mode_data *data = wp->modedata;
834: struct screen *s = &data->screen;
835:
1.18 nicm 836: data->selx = data->cx;
1.1 nicm 837: data->sely = screen_hsize(&wp->base) + data->cy - data->oy;
838:
839: s->sel.flag = 1;
840: window_copy_update_selection(wp);
841: }
842:
843: int
844: window_copy_update_selection(struct window_pane *wp)
845: {
846: struct window_copy_mode_data *data = wp->modedata;
847: struct screen *s = &data->screen;
1.27 nicm 848: struct options *oo = &wp->window->options;
1.1 nicm 849: struct grid_cell gc;
1.42 nicm 850: u_int sx, sy, ty, cy;
1.1 nicm 851:
852: if (!s->sel.flag)
853: return (0);
854:
855: /* Set colours. */
856: memcpy(&gc, &grid_default_cell, sizeof gc);
1.27 nicm 857: colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
858: colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
859: gc.attr |= options_get_number(oo, "mode-attr");
1.1 nicm 860:
1.18 nicm 861: /* Find top of screen. */
1.1 nicm 862: ty = screen_hsize(&wp->base) - data->oy;
863:
864: /* Adjust the selection. */
865: sx = data->selx;
866: sy = data->sely;
1.18 nicm 867: if (sy < ty) { /* above screen */
1.42 nicm 868: if (!data->rectflag)
869: sx = 0;
1.1 nicm 870: sy = 0;
1.18 nicm 871: } else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
1.42 nicm 872: if (!data->rectflag)
873: sx = screen_size_x(s) - 1;
1.1 nicm 874: sy = screen_size_y(s) - 1;
1.18 nicm 875: } else
1.1 nicm 876: sy -= ty;
877: sy = screen_hsize(s) + sy;
878:
1.42 nicm 879: screen_set_selection(s,
880: sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
881:
882: if (data->rectflag) {
883: /*
884: * Can't rely on the caller to redraw the right lines for
885: * rectangle selection - find the highest line and the number
886: * of lines, and redraw just past that in both directions
887: */
888: cy = data->cy;
889: if (sy < cy)
890: window_copy_redraw_lines(wp, sy, cy - sy + 1);
891: else
892: window_copy_redraw_lines(wp, cy, sy - cy + 1);
893: }
894:
1.1 nicm 895: return (1);
896: }
897:
898: void
899: window_copy_copy_selection(struct window_pane *wp, struct client *c)
900: {
901: struct window_copy_mode_data *data = wp->modedata;
902: struct screen *s = &data->screen;
903: char *buf;
1.42 nicm 904: size_t off;
905: u_int i, xx, yy, sx, sy, ex, ey, limit;
906: u_int firstsx, lastex, restex, restsx;
1.1 nicm 907:
908: if (!s->sel.flag)
909: return;
910:
911: buf = xmalloc(1);
912: off = 0;
913:
914: *buf = '\0';
915:
916: /*
917: * The selection extends from selx,sely to (adjusted) cx,cy on
918: * the base screen.
919: */
920:
921: /* Find start and end. */
1.18 nicm 922: xx = data->cx;
1.1 nicm 923: yy = screen_hsize(&wp->base) + data->cy - data->oy;
1.2 nicm 924: if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
1.1 nicm 925: sx = xx; sy = yy;
926: ex = data->selx; ey = data->sely;
927: } else {
928: sx = data->selx; sy = data->sely;
929: ex = xx; ey = yy;
930: }
931:
932: /* Trim ex to end of line. */
933: xx = window_copy_find_length(wp, ey);
934: if (ex > xx)
935: ex = xx;
936:
1.42 nicm 937: /*
938: * Deal with rectangle-copy if necessary; four situations: start of
939: * first line (firstsx), end of last line (lastex), start (restsx) and
940: * end (restex) of all other lines.
941: */
942: xx = screen_size_x(s);
943: if (data->rectflag) {
944: /*
945: * Need to ignore the column with the cursor in it, which for
946: * rectangular copy means knowing which side the cursor is on.
947: */
948: if (data->selx < data->cx) {
949: /* Selection start is on the left. */
950: lastex = data->cx;
951: restex = data->cx;
952: firstsx = data->selx;
953: restsx = data->selx;
954: } else {
955: /* Cursor is on the left. */
956: lastex = data->selx + 1;
957: restex = data->selx + 1;
958: firstsx = data->cx + 1;
959: restsx = data->cx + 1;
960: }
961: } else {
962: /*
963: * Like emacs, keep the top-left-most character, and drop the
964: * bottom-right-most, regardless of copy direction.
965: */
966: lastex = ex;
967: restex = xx;
968: firstsx = sx;
969: restsx = 0;
970: }
971:
1.1 nicm 972: /* Copy the lines. */
973: if (sy == ey)
1.42 nicm 974: window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
1.1 nicm 975: else {
1.42 nicm 976: window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
1.1 nicm 977: if (ey - sy > 1) {
1.42 nicm 978: for (i = sy + 1; i < ey; i++) {
979: window_copy_copy_line(
980: wp, &buf, &off, i, restsx, restex);
981: }
1.1 nicm 982: }
1.42 nicm 983: window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
1.1 nicm 984: }
985:
1.26 nicm 986: /* Don't bother if no data. */
987: if (off == 0) {
988: xfree(buf);
989: return;
990: }
991: off--; /* remove final \n */
1.1 nicm 992:
993: /* Add the buffer to the stack. */
994: limit = options_get_number(&c->session->options, "buffer-limit");
1.26 nicm 995: paste_add(&c->session->buffers, buf, off, limit);
1.1 nicm 996: }
997:
998: void
999: window_copy_copy_line(struct window_pane *wp,
1000: char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
1001: {
1.16 nicm 1002: struct grid *gd = wp->base.grid;
1.35 nicm 1003: const struct grid_cell *gc;
1004: const struct grid_utf8 *gu;
1.16 nicm 1005: struct grid_line *gl;
1.32 nicm 1006: u_int i, xx, wrapped = 0;
1007: size_t size;
1.1 nicm 1008:
1009: if (sx > ex)
1010: return;
1011:
1.16 nicm 1012: /*
1013: * Work out if the line was wrapped at the screen edge and all of it is
1014: * on screen.
1015: */
1016: gl = &gd->linedata[sy];
1.35 nicm 1017: if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
1.16 nicm 1018: wrapped = 1;
1019:
1020: /* If the line was wrapped, don't strip spaces (use the full length). */
1021: if (wrapped)
1022: xx = gl->cellsize;
1023: else
1024: xx = window_copy_find_length(wp, sy);
1.1 nicm 1025: if (ex > xx)
1026: ex = xx;
1027: if (sx > xx)
1028: sx = xx;
1029:
1030: if (sx < ex) {
1031: for (i = sx; i < ex; i++) {
1.16 nicm 1032: gc = grid_peek_cell(gd, i, sy);
1.1 nicm 1033: if (gc->flags & GRID_FLAG_PADDING)
1034: continue;
1035: if (!(gc->flags & GRID_FLAG_UTF8)) {
1036: *buf = xrealloc(*buf, 1, (*off) + 1);
1037: (*buf)[(*off)++] = gc->data;
1038: } else {
1.16 nicm 1039: gu = grid_peek_utf8(gd, i, sy);
1.32 nicm 1040: size = grid_utf8_size(gu);
1041: *buf = xrealloc(*buf, 1, (*off) + size);
1042: *off += grid_utf8_copy(gu, *buf + *off, size);
1.1 nicm 1043: }
1044: }
1045: }
1046:
1.16 nicm 1047: /* Only add a newline if the line wasn't wrapped. */
1.44 nicm 1048: if (!wrapped || ex != xx) {
1.16 nicm 1049: *buf = xrealloc(*buf, 1, (*off) + 1);
1050: (*buf)[(*off)++] = '\n';
1051: }
1.1 nicm 1052: }
1053:
1.47 ! nicm 1054: void
! 1055: window_copy_clear_selection(struct window_pane *wp)
! 1056: {
! 1057: struct window_copy_mode_data *data = wp->modedata;
! 1058: u_int px, py;
! 1059:
! 1060: screen_clear_selection(&data->screen);
! 1061:
! 1062: py = screen_hsize(&wp->base) + data->cy - data->oy;
! 1063: px = window_copy_find_length(wp, py);
! 1064: if (data->cx > px)
! 1065: window_copy_update_cursor(wp, px, data->cy);
! 1066: }
! 1067:
1.1 nicm 1068: int
1.41 nicm 1069: window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
1.1 nicm 1070: {
1071: const struct grid_cell *gc;
1072:
1073: gc = grid_peek_cell(wp->base.grid, px, py);
1074: if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
1075: return (0);
1076: if (gc->data == 0x00 || gc->data == 0x7f)
1077: return (0);
1.41 nicm 1078: return (strchr(set, gc->data) != NULL);
1.1 nicm 1079: }
1080:
1081: u_int
1082: window_copy_find_length(struct window_pane *wp, u_int py)
1083: {
1084: const struct grid_cell *gc;
1085: u_int px;
1086:
1.4 nicm 1087: /*
1088: * If the pane has been resized, its grid can contain old overlong
1089: * lines. grid_peek_cell does not allow accessing cells beyond the
1090: * width of the grid, and screen_write_copy treats them as spaces, so
1091: * ignore them here too.
1092: */
1.15 nicm 1093: px = wp->base.grid->linedata[py].cellsize;
1.4 nicm 1094: if (px > screen_size_x(&wp->base))
1095: px = screen_size_x(&wp->base);
1.1 nicm 1096: while (px > 0) {
1097: gc = grid_peek_cell(wp->base.grid, px - 1, py);
1098: if (gc->flags & GRID_FLAG_UTF8)
1099: break;
1100: if (gc->data != ' ')
1101: break;
1102: px--;
1103: }
1104: return (px);
1105: }
1106:
1107: void
1.5 nicm 1108: window_copy_cursor_start_of_line(struct window_pane *wp)
1109: {
1110: struct window_copy_mode_data *data = wp->modedata;
1111:
1.18 nicm 1112: window_copy_update_cursor(wp, 0, data->cy);
1.5 nicm 1113: if (window_copy_update_selection(wp))
1114: window_copy_redraw_lines(wp, data->cy, 1);
1.6 nicm 1115: }
1116:
1117: void
1118: window_copy_cursor_back_to_indentation(struct window_pane *wp)
1119: {
1120: struct window_copy_mode_data *data = wp->modedata;
1121: u_int px, py, xx;
1122: const struct grid_cell *gc;
1123:
1124: px = 0;
1125: py = screen_hsize(&wp->base) + data->cy - data->oy;
1126: xx = window_copy_find_length(wp, py);
1127:
1128: while (px < xx) {
1129: gc = grid_peek_cell(wp->base.grid, px, py);
1130: if (gc->flags & GRID_FLAG_UTF8)
1131: break;
1132: if (gc->data != ' ')
1133: break;
1134: px++;
1135: }
1136:
1.18 nicm 1137: window_copy_update_cursor(wp, px, data->cy);
1138: if (window_copy_update_selection(wp))
1139: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1140: }
1141:
1142: void
1143: window_copy_cursor_end_of_line(struct window_pane *wp)
1144: {
1145: struct window_copy_mode_data *data = wp->modedata;
1146: u_int px, py;
1147:
1148: py = screen_hsize(&wp->base) + data->cy - data->oy;
1149: px = window_copy_find_length(wp, py);
1150:
1.18 nicm 1151: window_copy_update_cursor(wp, px, data->cy);
1152: if (window_copy_update_selection(wp))
1153: window_copy_redraw_lines(wp, data->cy, 1);
1.5 nicm 1154: }
1155:
1156: void
1.1 nicm 1157: window_copy_cursor_left(struct window_pane *wp)
1158: {
1159: struct window_copy_mode_data *data = wp->modedata;
1160:
1161: if (data->cx == 0) {
1.28 nicm 1162: window_copy_cursor_up(wp, 0);
1.18 nicm 1163: window_copy_cursor_end_of_line(wp);
1.1 nicm 1164: } else {
1.18 nicm 1165: window_copy_update_cursor(wp, data->cx - 1, data->cy);
1.1 nicm 1166: if (window_copy_update_selection(wp))
1167: window_copy_redraw_lines(wp, data->cy, 1);
1168: }
1169: }
1170:
1171: void
1172: window_copy_cursor_right(struct window_pane *wp)
1173: {
1174: struct window_copy_mode_data *data = wp->modedata;
1175: u_int px, py;
1176:
1.47 ! nicm 1177: if (data->screen.sel.flag && data->rectflag)
! 1178: px = screen_size_x(&data->screen);
! 1179: else {
! 1180: py = screen_hsize(&wp->base) + data->cy - data->oy;
! 1181: px = window_copy_find_length(wp, py);
! 1182: }
1.1 nicm 1183:
1184: if (data->cx >= px) {
1185: window_copy_cursor_start_of_line(wp);
1.28 nicm 1186: window_copy_cursor_down(wp, 0);
1.1 nicm 1187: } else {
1.18 nicm 1188: window_copy_update_cursor(wp, data->cx + 1, data->cy);
1.1 nicm 1189: if (window_copy_update_selection(wp))
1190: window_copy_redraw_lines(wp, data->cy, 1);
1191: }
1192: }
1193:
1194: void
1.28 nicm 1195: window_copy_cursor_up(struct window_pane *wp, int scroll_only)
1.1 nicm 1196: {
1197: struct window_copy_mode_data *data = wp->modedata;
1.36 nicm 1198: struct screen *s = &data->screen;
1.1 nicm 1199: u_int ox, oy, px, py;
1200:
1201: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1202: ox = window_copy_find_length(wp, oy);
1.25 nicm 1203: if (ox != 0) {
1204: data->lastcx = data->cx;
1205: data->lastsx = ox;
1206: }
1.1 nicm 1207:
1.25 nicm 1208: data->cx = data->lastcx;
1.28 nicm 1209: if (scroll_only || data->cy == 0) {
1.1 nicm 1210: window_copy_scroll_down(wp, 1);
1.36 nicm 1211: if (scroll_only) {
1212: if (data->cy == screen_size_y(s) - 1)
1213: window_copy_redraw_lines(wp, data->cy, 1);
1214: else
1215: window_copy_redraw_lines(wp, data->cy, 2);
1216: }
1.28 nicm 1217: } else {
1.18 nicm 1218: window_copy_update_cursor(wp, data->cx, data->cy - 1);
1.36 nicm 1219: if (window_copy_update_selection(wp)) {
1220: if (data->cy == screen_size_y(s) - 1)
1221: window_copy_redraw_lines(wp, data->cy, 1);
1222: else
1223: window_copy_redraw_lines(wp, data->cy, 2);
1224: }
1.1 nicm 1225: }
1226:
1.47 ! nicm 1227: if (!data->screen.sel.flag || !data->rectflag) {
! 1228: py = screen_hsize(&wp->base) + data->cy - data->oy;
! 1229: px = window_copy_find_length(wp, py);
! 1230: if (data->cx >= data->lastsx || data->cx > px)
! 1231: window_copy_cursor_end_of_line(wp);
! 1232: }
1.1 nicm 1233: }
1234:
1235: void
1.28 nicm 1236: window_copy_cursor_down(struct window_pane *wp, int scroll_only)
1.1 nicm 1237: {
1238: struct window_copy_mode_data *data = wp->modedata;
1239: struct screen *s = &data->screen;
1240: u_int ox, oy, px, py;
1241:
1242: oy = screen_hsize(&wp->base) + data->cy - data->oy;
1243: ox = window_copy_find_length(wp, oy);
1.25 nicm 1244: if (ox != 0) {
1245: data->lastcx = data->cx;
1246: data->lastsx = ox;
1247: }
1.1 nicm 1248:
1.25 nicm 1249: data->cx = data->lastcx;
1.28 nicm 1250: if (scroll_only || data->cy == screen_size_y(s) - 1) {
1.1 nicm 1251: window_copy_scroll_up(wp, 1);
1.31 nicm 1252: if (scroll_only && data->cy > 0)
1.28 nicm 1253: window_copy_redraw_lines(wp, data->cy - 1, 2);
1254: } else {
1.18 nicm 1255: window_copy_update_cursor(wp, data->cx, data->cy + 1);
1.1 nicm 1256: if (window_copy_update_selection(wp))
1257: window_copy_redraw_lines(wp, data->cy - 1, 2);
1258: }
1259:
1.47 ! nicm 1260: if (!data->screen.sel.flag || !data->rectflag) {
! 1261: py = screen_hsize(&wp->base) + data->cy - data->oy;
! 1262: px = window_copy_find_length(wp, py);
! 1263: if (data->cx >= data->lastsx || data->cx > px)
! 1264: window_copy_cursor_end_of_line(wp);
! 1265: }
1.1 nicm 1266: }
1267:
1268: void
1.41 nicm 1269: window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
1.40 nicm 1270: {
1271: struct window_copy_mode_data *data = wp->modedata;
1272: struct screen *base_s = &wp->base;
1273: u_int px, py, xx, yy;
1274:
1275: px = data->cx;
1276: py = screen_hsize(base_s) + data->cy - data->oy;
1277: xx = window_copy_find_length(wp, py);
1278: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1279:
1280: /* Are we in a word? Skip it! */
1.41 nicm 1281: while (!window_copy_in_set(wp, px, py, separators))
1.40 nicm 1282: px++;
1283:
1284: /* Find the start of a word. */
1.41 nicm 1285: while (px > xx || window_copy_in_set(wp, px, py, separators)) {
1.40 nicm 1286: /* Past the end of the line? Nothing but spaces. */
1287: if (px > xx) {
1288: if (py == yy)
1289: return;
1290: window_copy_cursor_down(wp, 0);
1291: px = 0;
1292:
1293: py = screen_hsize(base_s) + data->cy - data->oy;
1294: xx = window_copy_find_length(wp, py);
1.45 nicm 1295: } else
1296: px++;
1.40 nicm 1297: }
1298:
1299: window_copy_update_cursor(wp, px, data->cy);
1300: if (window_copy_update_selection(wp))
1301: window_copy_redraw_lines(wp, data->cy, 1);
1302: }
1303:
1304: void
1.41 nicm 1305: window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
1.1 nicm 1306: {
1307: struct window_copy_mode_data *data = wp->modedata;
1.39 nicm 1308: struct screen *base_s = &wp->base;
1309: u_int px, py, xx, yy;
1.1 nicm 1310:
1.18 nicm 1311: px = data->cx;
1.39 nicm 1312: py = screen_hsize(base_s) + data->cy - data->oy;
1.1 nicm 1313: xx = window_copy_find_length(wp, py);
1.39 nicm 1314: yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
1.1 nicm 1315:
1.39 nicm 1316: /* Are we on spaces? Skip 'em! */
1.41 nicm 1317: while (px > xx || window_copy_in_set(wp, px, py, separators)) {
1.39 nicm 1318: /* Nothing but spaces past the end of the line, so move down. */
1319: if (px > xx) {
1320: if (py == yy)
1321: return;
1322: window_copy_cursor_down(wp, 0);
1323: px = 0;
1.1 nicm 1324:
1.39 nicm 1325: py = screen_hsize(base_s) + data->cy - data->oy;
1326: xx = window_copy_find_length(wp, py);
1.45 nicm 1327: } else
1328: px++;
1.39 nicm 1329: }
1.1 nicm 1330:
1.39 nicm 1331: /* Find the end of this word. */
1.41 nicm 1332: while (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1333: px++;
1.18 nicm 1334:
1335: window_copy_update_cursor(wp, px, data->cy);
1336: if (window_copy_update_selection(wp))
1337: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1338: }
1339:
1.8 nicm 1340: /* Move to the previous place where a word begins. */
1.1 nicm 1341: void
1.41 nicm 1342: window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
1.1 nicm 1343: {
1344: struct window_copy_mode_data *data = wp->modedata;
1.8 nicm 1345: u_int px, py;
1.1 nicm 1346:
1.18 nicm 1347: px = data->cx;
1.1 nicm 1348: py = screen_hsize(&wp->base) + data->cy - data->oy;
1349:
1.8 nicm 1350: /* Move back to the previous word character. */
1.1 nicm 1351: for (;;) {
1.8 nicm 1352: if (px > 0) {
1353: px--;
1.41 nicm 1354: if (!window_copy_in_set(wp, px, py, separators))
1.1 nicm 1355: break;
1.8 nicm 1356: } else {
1357: if (data->cy == 0 &&
1358: (screen_hsize(&wp->base) == 0 ||
1359: data->oy >= screen_hsize(&wp->base) - 1))
1360: goto out;
1.28 nicm 1361: window_copy_cursor_up(wp, 0);
1.1 nicm 1362:
1.39 nicm 1363: py = screen_hsize(&wp->base) + data->cy - data->oy;
1.8 nicm 1364: px = window_copy_find_length(wp, py);
1.1 nicm 1365: }
1.8 nicm 1366: }
1.1 nicm 1367:
1.8 nicm 1368: /* Move back to the beginning of this word. */
1.41 nicm 1369: while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
1.1 nicm 1370: px--;
1.8 nicm 1371:
1.1 nicm 1372: out:
1.18 nicm 1373: window_copy_update_cursor(wp, px, data->cy);
1374: if (window_copy_update_selection(wp))
1375: window_copy_redraw_lines(wp, data->cy, 1);
1.1 nicm 1376: }
1377:
1378: void
1379: window_copy_scroll_up(struct window_pane *wp, u_int ny)
1380: {
1381: struct window_copy_mode_data *data = wp->modedata;
1382: struct screen *s = &data->screen;
1383: struct screen_write_ctx ctx;
1384:
1385: if (data->oy < ny)
1386: ny = data->oy;
1387: if (ny == 0)
1388: return;
1389: data->oy -= ny;
1390:
1391: screen_write_start(&ctx, wp, NULL);
1392: screen_write_cursormove(&ctx, 0, 0);
1393: screen_write_deleteline(&ctx, ny);
1394: window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
1395: window_copy_write_line(wp, &ctx, 0);
1.31 nicm 1396: if (screen_size_y(s) > 1)
1397: window_copy_write_line(wp, &ctx, 1);
1398: if (screen_size_y(s) > 3)
1399: window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
1.42 nicm 1400: if (s->sel.flag && screen_size_y(s) > ny) {
1401: window_copy_update_selection(wp);
1.1 nicm 1402: window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
1.42 nicm 1403: }
1.1 nicm 1404: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1405: window_copy_update_selection(wp);
1.1 nicm 1406: screen_write_stop(&ctx);
1407: }
1408:
1409: void
1410: window_copy_scroll_down(struct window_pane *wp, u_int ny)
1411: {
1412: struct window_copy_mode_data *data = wp->modedata;
1413: struct screen *s = &data->screen;
1414: struct screen_write_ctx ctx;
1415:
1416: if (ny > screen_hsize(&wp->base))
1417: return;
1418:
1419: if (data->oy > screen_hsize(&wp->base) - ny)
1420: ny = screen_hsize(&wp->base) - data->oy;
1421: if (ny == 0)
1422: return;
1423: data->oy += ny;
1424:
1425: screen_write_start(&ctx, wp, NULL);
1426: screen_write_cursormove(&ctx, 0, 0);
1427: screen_write_insertline(&ctx, ny);
1428: window_copy_write_lines(wp, &ctx, 0, ny);
1.42 nicm 1429: if (s->sel.flag && screen_size_y(s) > ny) {
1430: window_copy_update_selection(wp);
1.1 nicm 1431: window_copy_write_line(wp, &ctx, ny);
1.42 nicm 1432: } else if (ny == 1) /* nuke position */
1.1 nicm 1433: window_copy_write_line(wp, &ctx, 1);
1434: screen_write_cursormove(&ctx, data->cx, data->cy);
1.42 nicm 1435: window_copy_update_selection(wp);
1.1 nicm 1436: screen_write_stop(&ctx);
1437: }
1.42 nicm 1438:
1439: void
1440: window_copy_rectangle_toggle(struct window_pane *wp)
1441: {
1442: struct window_copy_mode_data *data = wp->modedata;
1.47 ! nicm 1443: u_int px, py;
1.42 nicm 1444:
1445: data->rectflag = !data->rectflag;
1.47 ! nicm 1446:
! 1447: py = screen_hsize(&wp->base) + data->cy - data->oy;
! 1448: px = window_copy_find_length(wp, py);
! 1449: if (data->cx > px)
! 1450: window_copy_update_cursor(wp, px, data->cy);
1.42 nicm 1451:
1452: window_copy_update_selection(wp);
1453: window_copy_redraw_screen(wp);
1454: }
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