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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.220 by root, Mon Jan 9 23:18:49 2006 UTC vs.
Revision 1.298 by ayin, Sun Jan 20 14:12:39 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <inttypes.h> 31#include <inttypes.h>
34 32
35#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a seperate compile!
36 34
37inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
38{ 36{
39 while (len--) 37 while (len--)
40 *start++ = value; 38 *start++ = value;
41} 39}
42 40
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK() \ 49#define ZERO_SCROLLBACK() \
52 if (OPTION (Opt_scrollTtyOutput)) \ 50 if (option (Opt_scrollTtyOutput)) \
53 view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION() \ 52#define CLEAR_SELECTION() \
55 selection.beg.row = selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = selection.end.row = selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION() \ 55#define CLEAR_ALL_SELECTION() \
93 */ 91 */
94#define drawBuffer vt 92#define drawBuffer vt
95 93
96#define CLEAR_ROWS(row, num) \ 94#define CLEAR_ROWS(row, num) \
97 if (mapped) \ 95 if (mapped) \
98 XClearArea (display->display, drawBuffer, 0, \ 96 XClearArea (dpy, drawBuffer, 0, \
99 Row2Pixel (row), (unsigned int)width, \ 97 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel (num), False) 98 (unsigned int)Height2Pixel (num), False)
101 99
102#define CLEAR_CHARS(x, y, num) \ 100#define CLEAR_CHARS(x, y, num) \
103 if (mapped) \ 101 if (mapped) \
104 XClearArea (display->display, drawBuffer, x, y, \ 102 XClearArea (dpy, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel (num), \ 103 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel (1), False) 104 (unsigned int)Height2Pixel (1), False)
107 105
108#define ERASE_ROWS(row, num) \ 106#define ERASE_ROWS(row, num) \
109 XFillRectangle (display->display, drawBuffer, gc, \ 107 XFillRectangle (dpy, drawBuffer, gc, \
110 0, Row2Pixel (row), \ 108 0, Row2Pixel (row), \
111 (unsigned int)width, \ 109 (unsigned int)width, \
112 (unsigned int)Height2Pixel (num)) 110 (unsigned int)Height2Pixel (num))
113 111
114/* ------------------------------------------------------------------------- * 112/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 113 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 114 * ------------------------------------------------------------------------- */
117 115
118/* Fill part/all of a line with blanks. */ 116/* Fill part/all of a line with blanks. */
119void 117void
120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 118rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 119{
122 if (!l.t) 120 if (!l.t)
123 { 121 {
124 lalloc (l); 122 lalloc (l);
125 col = 0; 123 col = 0;
126 width = ncol; 124 width = ncol;
127 } 125 }
128 126
129 l.touch (); 127 l.touch ();
130 128
131 efs &= ~RS_baseattrMask; 129 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 130 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133 131
134 text_t *et = l.t + col; 132 text_t *et = l.t + col;
135 rend_t *er = l.r + col; 133 rend_t *er = l.r + col;
136 134
142} 140}
143 141
144/* ------------------------------------------------------------------------- */ 142/* ------------------------------------------------------------------------- */
145/* Fill a full line with blanks - make sure it is allocated first */ 143/* Fill a full line with blanks - make sure it is allocated first */
146void 144void
147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 145rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
148{ 146{
149 scr_blank_line (l, 0, ncol, efs); 147 scr_blank_line (l, 0, ncol, efs);
150 148
151 l.l = 0; 149 l.l = 0;
152 l.f = 0; 150 l.f = 0;
161{ 159{
162#if ENABLE_OVERLAY 160#if ENABLE_OVERLAY
163 scr_overlay_off (); 161 scr_overlay_off ();
164#endif 162#endif
165 163
164 rvideo_mode = false;
166 view_start = 0; 165 view_start = 0;
167 num_scr = 0; 166 num_scr = 0;
168 167
169 if (ncol == 0) 168 if (ncol == 0)
170 ncol = 80; 169 ncol = 80;
173 nrow = 24; 172 nrow = 24;
174 173
175 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 175 return;
177 176
177 if (current_screen != PRIMARY)
178 scr_swap_screen ();
179
178 // we need at least two lines for wrapping to work correctly 180 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2) 181 while (nrow + saveLines < 2)
180 { 182 {
181 //TODO//FIXME 183 //TODO//FIXME
182 saveLines++; 184 saveLines++;
183 prev_nrow--; 185 prev_nrow--;
184 nsaved++; 186 top_row--;
185 } 187 }
186 188
187 want_refresh = 1; 189 want_refresh = 1;
188 190
189 int prev_total_rows = prev_nrow + saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
195 if (!row_buf) 197 if (!row_buf)
196 { 198 {
197 /* 199 /*
198 * first time called so just malloc everything: don't rely on realloc 200 * first time called so just malloc everything: don't rely on realloc
199 */ 201 */
200 nsaved = 0; /* no saved lines */ 202 top_row = 0;
201 term_start = 0; 203 term_start = 0;
202 204
203 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
205 207
234 selection.text = NULL; 236 selection.text = NULL;
235 selection.len = 0; 237 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
238 selection.clicks = 0; 240 selection.clicks = 0;
239 CLEAR_ALL_SELECTION ();
240 rvideo = 0;
241 } 241 }
242 else 242 else
243 { 243 {
244 /* 244 /*
245 * add or delete rows as appropriate 245 * add or delete rows as appropriate
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 } 275 }
276 276
277 line_t *old_buf = row_buf; 277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); 278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279 279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start - nsaved , prev_total_rows); 281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row 282 int q = total_rows; // rewrapped row
283 283
284 if (nsaved) 284 if (top_row)
285 { 285 {
286 // re-wrap lines, this is rather ugly, possibly because I am too dumb 286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm. 287 // to come up with a lean and mean algorithm.
288 288
289 row_col_t ocur = screen.cur; 289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291 291
325 qline->l = ncol; 325 qline->l = ncol;
326 qline->is_longer (1); 326 qline->is_longer (1);
327 327
328 int qcol = 0; 328 int qcol = 0;
329 329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
330 // fill a single destination line 334 // fill a single destination line
331 while (lofs < llen && qcol < ncol) 335 while (lofs < llen && qcol < ncol)
332 { 336 {
333 int prow = lofs / prev_ncol; 337 int prow = lofs / prev_ncol;
334 int pcol = lofs % prev_ncol; 338 int pcol = lofs % prev_ncol;
344 348
345 line_t &pline = old_buf [prow]; 349 line_t &pline = old_buf [prow];
346 350
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348 352
349 assert (len);
350 assert (pline.t);
351
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 353 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 354 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354 355
355 lofs += len; 356 lofs += len;
356 qcol += len; 357 qcol += len;
362 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 363 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
363 } 364 }
364 while (p != pend && q > 0); 365 while (p != pend && q > 0);
365 366
366 term_start = total_rows - nrow; 367 term_start = total_rows - nrow;
367 nsaved = term_start - q; 368 top_row = q - term_start;
368 369
369 // make sure all terminal lines exist 370 // make sure all terminal lines exist
370 while (nsaved < 0) 371 while (top_row > 0)
371 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); 372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
372 } 373 }
373 else 374 else
374 { 375 {
375 // if no scrollback exists (yet), wing, instead of wrap 376 // if no scrollback exists (yet), wing, instead of wrap
376 377
377 for (int row = min (nrow, prev_nrow); row--; ) 378 for (int row = min (nrow, prev_nrow); row--; )
378 { 379 {
379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 380 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
380 line_t &qline = row_buf [row]; 381 line_t &qline = row_buf [row];
381 382
389 } 390 }
390 391
391 term_start = 0; 392 term_start = 0;
392 } 393 }
393 394
394#ifdef DEBUG_STRICT //TODO: remove
395 for (int i = -nsaved; i < nrow; i++)
396 assert (ROW (i).t);
397#endif
398
399 free (old_buf); 395 free (old_buf);
400 delete old_ta; 396 delete old_ta;
401 delete old_ra; 397 delete old_ra;
402 398
403 clamp_it (screen.cur.row, 0, nrow - 1); 399 clamp_it (screen.cur.row, 0, nrow - 1);
404 clamp_it (screen.cur.col, 0, ncol - 1); 400 clamp_it (screen.cur.col, 0, ncol - 1);
405 401
406 if (tabs)
407 free (tabs); 402 free (tabs);
408 } 403 }
404
405 CLEAR_ALL_SELECTION ();
409 406
410 prev_nrow = nrow; 407 prev_nrow = nrow;
411 prev_ncol = ncol; 408 prev_ncol = ncol;
412 409
413 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 410 tabs = (char *)rxvt_malloc (ncol);
414 411
415 for (int col = ncol; col--; ) 412 for (int col = ncol; --col; )
416 tabs [col] = col % TABSIZE == 0; 413 tabs [col] = col % TABSIZE == 0;
417 414
415 if (current_screen != PRIMARY)
416 scr_swap_screen ();
417
418 tt_winch (); 418 tt_winch ();
419 419
420 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 420 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
421} 421}
422 422
423/* ------------------------------------------------------------------------- */ 423/* ------------------------------------------------------------------------- */
424/* 424/*
425 * Free everything. That way malloc debugging can find leakage. 425 * Free everything. That way malloc debugging can find leakage.
426 */ 426 */
427void 427void
428rxvt_term::scr_release () 428rxvt_term::scr_release () NOTHROW
429{ 429{
430 if (row_buf)
431 {
430 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
431 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
432 434
433 free (row_buf); 435 free (row_buf);
434 free (swap_buf); 436 free (swap_buf);
435 free (drawn_buf); 437 free (drawn_buf);
436 free (tabs); 438 free (tabs);
437 439
438 row_buf = 0; // signal that we freed all the arrays 440 row_buf = 0; // signal that we freed all the arrays
441 }
439} 442}
440 443
441/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
442/* 445/*
443 * Hard reset 446 * Hard reset
448 scr_release (); 451 scr_release ();
449 prev_nrow = prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
450 scr_reset (); 453 scr_reset ();
451 454
452 scr_clear (true); 455 scr_clear (true);
453 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
454} 457}
455 458
456/* ------------------------------------------------------------------------- * 459/* ------------------------------------------------------------------------- *
457 * PROCESS SCREEN COMMANDS * 460 * PROCESS SCREEN COMMANDS *
458 * ------------------------------------------------------------------------- */ 461 * ------------------------------------------------------------------------- */
460 * Save and Restore cursor 463 * Save and Restore cursor
461 * XTERM_SEQ: Save cursor : ESC 7 464 * XTERM_SEQ: Save cursor : ESC 7
462 * XTERM_SEQ: Restore cursor: ESC 8 465 * XTERM_SEQ: Restore cursor: ESC 8
463 */ 466 */
464void 467void
465rxvt_term::scr_cursor (int mode) 468rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
466{ 469{
467 screen_t *s; 470 screen_t *s;
468 471
469#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
470 if (current_screen == SECONDARY) 473 if (current_screen == SECONDARY)
502 assert (s->cur.row >= 0); 505 assert (s->cur.row >= 0);
503 assert (s->cur.col >= 0); 506 assert (s->cur.col >= 0);
504#endif 507#endif
505} 508}
506 509
510void
511rxvt_term::scr_swap_screen ()
512{
513 if (!option (Opt_secondaryScreen))
514 return;
515
516 for (int i = prev_nrow; i--; )
517 ::swap (ROW(i), swap_buf [i]);
518
519 ::swap (screen.cur, swap.cur);
520
521 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
522 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
523}
524
507/* ------------------------------------------------------------------------- */ 525/* ------------------------------------------------------------------------- */
508/* 526/*
509 * Swap between primary and secondary screens 527 * Swap between primary and secondary screens
510 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 528 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
511 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 529 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
512 */ 530 */
513int 531void
514rxvt_term::scr_change_screen (int scrn) 532rxvt_term::scr_change_screen (int scrn)
515{ 533{
534 if (scrn == current_screen)
535 return;
536
516 want_refresh = 1; 537 want_refresh = 1;
517 view_start = 0; 538 view_start = 0;
518 539
519 if (current_screen == scrn)
520 return scrn;
521
522 selection_check (2); /* check for boundary cross */ 540 selection_check (2); /* check for boundary cross */
523 541
524 int i = current_screen; current_screen = scrn; scrn = i; 542 int i = current_screen; current_screen = scrn; scrn = i;
525 543
526 ::swap (screen.cur.row, swap.cur.row);
527 ::swap (screen.cur.col, swap.cur.col);
528
529 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
530 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
531
532#if NSCREENS 544#if NSCREENS
533 if (OPTION (Opt_secondaryScreen)) 545 if (option (Opt_secondaryScreen))
534 { 546 {
535 num_scr = 0; 547 num_scr = 0;
536 548
537 for (int i = prev_nrow; i--; ) 549 scr_swap_screen ();
538 ::swap (ROW(i), swap_buf [i]);
539 550
540 ::swap (screen.charset, swap.charset); 551 ::swap (screen.charset, swap.charset);
541 ::swap (screen.flags, swap.flags); 552 ::swap (screen.flags, swap.flags);
542 screen.flags |= Screen_VisibleCursor; 553 screen.flags |= Screen_VisibleCursor;
543 swap.flags |= Screen_VisibleCursor; 554 swap.flags |= Screen_VisibleCursor;
544 } 555 }
545 else 556 else
546#endif 557#endif
547 if (OPTION (Opt_secondaryScroll)) 558 if (option (Opt_secondaryScroll))
548 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 559 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
549
550 return scrn;
551} 560}
552 561
553// clear WrapNext indicator, solidifying position on next line 562// clear WrapNext indicator, solidifying position on next line
554void 563void
555rxvt_term::scr_do_wrap () 564rxvt_term::scr_do_wrap () NOTHROW
556{ 565{
557 if (!(screen.flags & Screen_WrapNext)) 566 if (!(screen.flags & Screen_WrapNext))
558 return; 567 return;
559 568
560 screen.flags &= ~Screen_WrapNext; 569 screen.flags &= ~Screen_WrapNext;
570/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
571/* 580/*
572 * Change the colour for following text 581 * Change the colour for following text
573 */ 582 */
574void 583void
575rxvt_term::scr_color (unsigned int color, int fgbg) 584rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
576{ 585{
577 if (color > maxTermCOLOR) 586 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
578 color = fgbg; 587 color = fgbg;
579 588
580 if (fgbg == Color_fg) 589 if (fgbg == Color_fg)
581 rstyle = SET_FGCOLOR (rstyle, color); 590 rstyle = SET_FGCOLOR (rstyle, color);
582 else 591 else
586/* ------------------------------------------------------------------------- */ 595/* ------------------------------------------------------------------------- */
587/* 596/*
588 * Change the rendition style for following text 597 * Change the rendition style for following text
589 */ 598 */
590void 599void
591rxvt_term::scr_rendition (int set, int style) 600rxvt_term::scr_rendition (int set, int style) NOTHROW
592 { 601{
593 if (set) 602 if (set)
594 rstyle |= style; 603 rstyle |= style;
595 else if (style == ~RS_None) 604 else if (style == ~RS_None)
596 rstyle = DEFAULT_RSTYLE; 605 rstyle = DEFAULT_RSTYLE;
597 else 606 else
598 rstyle &= ~style; 607 rstyle &= ~style;
599 } 608}
600 609
601/* ------------------------------------------------------------------------- */ 610/* ------------------------------------------------------------------------- */
602/* 611/*
603 * Scroll text between <row1> and <row2> inclusive, by <count> lines 612 * Scroll text between <row1> and <row2> inclusive, by <count> lines
604 * count positive ==> scroll up 613 * count positive ==> scroll up
605 * count negative ==> scroll down 614 * count negative ==> scroll down
606 */ 615 */
607int 616int
608rxvt_term::scr_scroll_text (int row1, int row2, int count) 617rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
609{ 618{
610 if (count == 0 || (row1 > row2)) 619 if (count == 0 || (row1 > row2))
611 return 0; 620 return 0;
612 621
613 want_refresh = 1; 622 want_refresh = 1;
614 num_scr += count; 623 num_scr += count;
615 624
616 if (count > 0 625 if (count > 0
617 && row1 == 0 626 && row1 == 0
618 && row2 == nrow - 1
619 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll))) 627 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
620 { 628 {
621 nsaved = min (nsaved + count, saveLines); 629 top_row = max (top_row - count, -saveLines);
622 630
623 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END)); 631 // scroll everything up 'count' lines
624
625 term_start = (term_start + count) % total_rows; 632 term_start = (term_start + count) % total_rows;
626 633
634 // sever bottommost line
635 {
636 line_t &l = ROW(row2 - count);
637 l.is_longer (0);
638 l.touch ();
639 }
640
641 // erase newly scrolled-in lines
642 for (int i = count; i--; )
643 {
644 line_t &l = ROW(nrow - 1 - i);
645
646 // optimize if already cleared, can be significant on slow machines
647 // could be rolled into scr_blank_screen_mem
648 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
649 {
650 scr_blank_line (l, 0, l.l, rstyle);
651 l.l = 0;
652 l.f = 0;
653 }
654 else
655 scr_blank_screen_mem (l, rstyle);
656 }
657
658 // now copy lines below the scroll region bottom to the
659 // bottom of the screen again, so they look as if they
660 // hadn't moved.
661 for (int i = nrow; --i > row2; )
662 {
663 line_t &l1 = ROW(i - count);
664 line_t &l2 = ROW(i);
665
666 ::swap (l1, l2);
667 l2.touch ();
668 }
669
670 // move and/or clear selection, if any
627 if (selection.op && current_screen == selection.screen) 671 if (selection.op && current_screen == selection.screen)
628 { 672 {
629 selection.beg.row -= count; 673 selection.beg.row -= count;
630 selection.end.row -= count; 674 selection.end.row -= count;
631 selection.mark.row -= count; 675 selection.mark.row -= count;
632 676
633 if (selection.beg.row < -nsaved 677 if (selection.beg.row < top_row
634 || selection.end.row < -nsaved 678 || selection.end.row < top_row
635 || selection.mark.row < -nsaved) 679 || selection.mark.row < top_row)
636 { 680 {
637 CLEAR_ALL_SELECTION (); 681 CLEAR_ALL_SELECTION ();
638 selection.op = SELECTION_CLEAR; 682 selection.op = SELECTION_CLEAR;
639 } 683 }
640 } 684 }
641 685
642 for (int i = count; i--; ) 686 // finally move the view window, if desired
643 {
644 // basically thi is a slightly optimized scr_blank_screen_mem
645 // it is worth the effort on slower machines
646 line_t &l = ROW(row2 - i);
647
648 scr_blank_line (l, 0, l.l, rstyle);
649
650 l.l = 0;
651 l.f = 0;
652 }
653
654 if (OPTION (Opt_scrollWithBuffer) 687 if (option (Opt_scrollWithBuffer)
655 && view_start != 0 688 && view_start != 0
656 && view_start != saveLines) 689 && view_start != -saveLines)
657 scr_page (UP, count); 690 scr_page (UP, count);
691
692 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
693 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
658 } 694 }
659 else 695 else
660 { 696 {
661 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen)
662 { 698 {
674 { 710 {
675 /* move selected region too */ 711 /* move selected region too */
676 selection.beg.row -= count; 712 selection.beg.row -= count;
677 selection.end.row -= count; 713 selection.end.row -= count;
678 selection.mark.row -= count; 714 selection.mark.row -= count;
679 715
680 selection_check (0); 716 selection_check (0);
681 } 717 }
682 } 718 }
683 719
684 // use a simple and robust scrolling algorithm, this 720 // use a simple and robust scrolling algorithm, this
708/* ------------------------------------------------------------------------- */ 744/* ------------------------------------------------------------------------- */
709/* 745/*
710 * Add text given in <str> of length <len> to screen struct 746 * Add text given in <str> of length <len> to screen struct
711 */ 747 */
712void 748void
713rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) 749rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
714{ 750{
715 if (len <= 0) /* sanity */ 751 if (len <= 0) /* sanity */
716 return; 752 return;
717 753
718 unsigned char checksel; 754 unsigned char checksel;
724 ZERO_SCROLLBACK (); 760 ZERO_SCROLLBACK ();
725 761
726 if (minlines > 0) 762 if (minlines > 0)
727 { 763 {
728 minlines += screen.cur.row - screen.bscroll; 764 minlines += screen.cur.row - screen.bscroll;
765 min_it (minlines, screen.cur.row - top_row);
729 766
730 if (minlines > 0 767 if (minlines > 0
731 && screen.tscroll == 0 768 && screen.tscroll == 0
732 && screen.bscroll == nrow - 1) 769 && screen.bscroll == nrow - 1)
733 { 770 {
738 } 775 }
739 776
740#ifdef DEBUG_STRICT 777#ifdef DEBUG_STRICT
741 assert (screen.cur.col < ncol); 778 assert (screen.cur.col < ncol);
742 assert (screen.cur.row < nrow 779 assert (screen.cur.row < nrow
743 && screen.cur.row >= -nsaved); 780 && screen.cur.row >= top_row);
744#endif 781#endif
745 int row = screen.cur.row; 782 int row = screen.cur.row;
746 783
747 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 784 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
748 785
794 CLEAR_SELECTION (); 831 CLEAR_SELECTION ();
795 } 832 }
796 833
797 if (screen.flags & Screen_WrapNext) 834 if (screen.flags & Screen_WrapNext)
798 { 835 {
836 scr_do_wrap ();
837
799 max_it (line->l, ncol); 838 line->l = ncol;
800 line->is_longer (1); 839 line->is_longer (1);
801 840
802 scr_do_wrap ();
803
804 row = screen.cur.row; 841 row = screen.cur.row;
805 line = &ROW(row); /* _must_ refresh */ 842 line = &ROW(row); /* _must_ refresh */
806 } 843 }
807 844
808 // some utf-8 decoders "decode" surrogate characters: let's fix this. 845 // some utf-8 decoders "decode" surrogate characters: let's fix this.
809 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 846 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
810 c = 0xfffd; 847 c = 0xfffd;
811 848
812 // rely on wcwidth to tell us the character width, at least for non-latin1 849 // rely on wcwidth to tell us the character width, do wcwidth before
813 // do wcwidth before further replacements, as wcwidth might return -1 850 // further replacements, as wcwidth might return -1 for the line
814 // for the line drawing characters below as they might be invalid in the current 851 // drawing characters below as they might be invalid in the current
815 // locale. 852 // locale.
816 int width = c < 0x100 ? 1 : wcwidth (c); 853 int width = WCWIDTH (c);
817 854
818 if (charsets [screen.charset] == '0') // DEC SPECIAL 855 if (charsets [screen.charset] == '0') // DEC SPECIAL
819 { 856 {
820 // vt100 special graphics and line drawing 857 // vt100 special graphics and line drawing
821 // 5f-7e standard vt100 858 // 5f-7e standard vt100
972/* 1009/*
973 * Process Backspace. Move back the cursor back a position, wrap if have to 1010 * Process Backspace. Move back the cursor back a position, wrap if have to
974 * XTERM_SEQ: CTRL-H 1011 * XTERM_SEQ: CTRL-H
975 */ 1012 */
976void 1013void
977rxvt_term::scr_backspace () 1014rxvt_term::scr_backspace () NOTHROW
978{ 1015{
979 want_refresh = 1;
980
981 if (screen.cur.col == 0) 1016 if (screen.cur.col == 0)
982 { 1017 {
983 if (screen.cur.row > 0) 1018 if (screen.cur.row > 0)
984 { 1019 {
985#ifdef TERMCAP_HAS_BW 1020#ifdef TERMCAP_HAS_BW
986 screen.cur.col = ncol - 1; 1021 screen.cur.col = ncol - 1;
987 screen.cur.row--; 1022 --screen.cur.row;
988 return; 1023
1024 want_refresh = 1;
989#endif 1025#endif
990 } 1026 }
991 } 1027 }
992 else if (!(screen.flags & Screen_WrapNext)) 1028 else
993 scr_gotorc (0, -1, RELATIVE); 1029 scr_gotorc (0, -1, RELATIVE);
994
995 screen.flags &= ~Screen_WrapNext;
996} 1030}
997 1031
998/* ------------------------------------------------------------------------- */ 1032/* ------------------------------------------------------------------------- */
999/* 1033/*
1000 * Process Horizontal Tab 1034 * Process Horizontal Tab
1001 * count: +ve = forward; -ve = backwards 1035 * count: +ve = forward; -ve = backwards
1002 * XTERM_SEQ: CTRL-I 1036 * XTERM_SEQ: CTRL-I
1003 */ 1037 */
1004void 1038void
1005rxvt_term::scr_tab (int count, bool ht) 1039rxvt_term::scr_tab (int count, bool ht) NOTHROW
1006{ 1040{
1007 int i, x; 1041 int i, x;
1008 1042
1009 want_refresh = 1; 1043 want_refresh = 1;
1010 i = x = screen.cur.col; 1044 i = x = screen.cur.col;
1023 x = i; 1057 x = i;
1024 1058
1025 if (!--count) 1059 if (!--count)
1026 break; 1060 break;
1027 } 1061 }
1028 else 1062 else
1029 ht &= l.t[i] == ' ' 1063 ht &= l.t[i] == ' '
1030 && RS_SAME (l.r[i], base_rend); 1064 && RS_SAME (l.r[i], base_rend);
1031 1065
1032 if (count) 1066 if (count)
1033 x = ncol - 1; 1067 x = ncol - 1;
1034 1068
1035 // store horizontal tab commands as characters inside the text 1069 // store horizontal tab commands as characters inside the text
1036 // buffer so they can be selected and pasted. 1070 // buffer so they can be selected and pasted.
1037 if (ht && OPTION (Opt_pastableTabs)) 1071 if (ht && option (Opt_pastableTabs))
1038 { 1072 {
1039 base_rend = SET_FONT (base_rend, 0); 1073 base_rend = SET_FONT (base_rend, 0);
1040 1074
1041 l.touch (x); 1075 l.touch (x);
1042 1076
1075 * Process DEC Back Index 1109 * Process DEC Back Index
1076 * XTERM_SEQ: ESC 6 1110 * XTERM_SEQ: ESC 6
1077 * Move cursor left in row. If we're at the left boundary, shift everything 1111 * Move cursor left in row. If we're at the left boundary, shift everything
1078 * in that row right. Clear left column. 1112 * in that row right. Clear left column.
1079 */ 1113 */
1080#if ENABLE_FRILLS 1114#if !ENABLE_MINIMAL
1081void 1115void
1082rxvt_term::scr_backindex () 1116rxvt_term::scr_backindex () NOTHROW
1083{ 1117{
1084 if (screen.cur.col > 0) 1118 if (screen.cur.col > 0)
1085 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1119 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1086 else 1120 else
1087 scr_insdel_chars (1, INSERT); 1121 scr_insdel_chars (1, INSERT);
1092 * Process DEC Forward Index 1126 * Process DEC Forward Index
1093 * XTERM_SEQ: ESC 9 1127 * XTERM_SEQ: ESC 9
1094 * Move cursor right in row. If we're at the right boundary, shift everything 1128 * Move cursor right in row. If we're at the right boundary, shift everything
1095 * in that row left. Clear right column. 1129 * in that row left. Clear right column.
1096 */ 1130 */
1097#if ENABLE_FRILLS 1131#if !ENABLE_MINIMAL
1098void 1132void
1099rxvt_term::scr_forwardindex () 1133rxvt_term::scr_forwardindex () NOTHROW
1100{ 1134{
1101 if (screen.cur.col < ncol - 1) 1135 if (screen.cur.col < ncol - 1)
1102 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1136 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1103 else 1137 else
1104 { 1138 {
1117/* ------------------------------------------------------------------------- */ 1151/* ------------------------------------------------------------------------- */
1118/* 1152/*
1119 * Goto Row/Column 1153 * Goto Row/Column
1120 */ 1154 */
1121void 1155void
1122rxvt_term::scr_gotorc (int row, int col, int relative) 1156rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1123{ 1157{
1124 want_refresh = 1; 1158 want_refresh = 1;
1125 ZERO_SCROLLBACK (); 1159 ZERO_SCROLLBACK ();
1126 1160
1127 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1161 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1149 } 1183 }
1150 } 1184 }
1151 else 1185 else
1152 { 1186 {
1153 if (screen.flags & Screen_Relative) 1187 if (screen.flags & Screen_Relative)
1188 {
1154 { /* relative origin mode */ 1189 /* relative origin mode */
1155 screen.cur.row = row + screen.tscroll; 1190 screen.cur.row = row + screen.tscroll;
1156 min_it (screen.cur.row, screen.bscroll); 1191 min_it (screen.cur.row, screen.bscroll);
1157 } 1192 }
1158 else 1193 else
1159 screen.cur.row = row; 1194 screen.cur.row = row;
1165/* ------------------------------------------------------------------------- */ 1200/* ------------------------------------------------------------------------- */
1166/* 1201/*
1167 * direction should be UP or DN 1202 * direction should be UP or DN
1168 */ 1203 */
1169void 1204void
1170rxvt_term::scr_index (enum page_dirn direction) 1205rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1171{ 1206{
1172 int dirn; 1207 int dirn;
1173 1208
1174 want_refresh = 1; 1209 want_refresh = 1;
1175 ZERO_SCROLLBACK (); 1210 ZERO_SCROLLBACK ();
1194 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1229 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1195 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1230 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1196 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1231 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1197 */ 1232 */
1198void 1233void
1199rxvt_term::scr_erase_line (int mode) 1234rxvt_term::scr_erase_line (int mode) NOTHROW
1200{ 1235{
1201 unsigned int col, num; 1236 unsigned int col, num;
1202 1237
1203 want_refresh = 1; 1238 want_refresh = 1;
1204 ZERO_SCROLLBACK (); 1239 ZERO_SCROLLBACK ();
1248 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1283 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1249 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1284 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1250 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1285 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1251 */ 1286 */
1252void 1287void
1253rxvt_term::scr_erase_screen (int mode) 1288rxvt_term::scr_erase_screen (int mode) NOTHROW
1254{ 1289{
1255 int num; 1290 int num;
1256 int32_t row; 1291 int32_t row;
1257 rend_t ren; 1292 rend_t ren;
1258 XGCValues gcvalue; 1293 XGCValues gcvalue;
1303 } 1338 }
1304 else 1339 else
1305 { 1340 {
1306 ren = rstyle & (RS_fgMask | RS_bgMask); 1341 ren = rstyle & (RS_fgMask | RS_bgMask);
1307 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1342 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1308 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1343 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1309 ERASE_ROWS (row, num); 1344 ERASE_ROWS (row, num);
1310 gcvalue.foreground = pix_colors[Color_fg]; 1345 gcvalue.foreground = pix_colors[Color_fg];
1311 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1346 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1312 } 1347 }
1313 1348
1314 for (; num--; row++) 1349 for (; num--; row++)
1315 { 1350 {
1316 scr_blank_screen_mem (ROW(row), rstyle); 1351 scr_blank_screen_mem (ROW(row), rstyle);
1317 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1352 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1318 } 1353 }
1319} 1354}
1320 1355
1321#if ENABLE_FRILLS 1356#if !ENABLE_MINIMAL
1322void 1357void
1323rxvt_term::scr_erase_savelines () 1358rxvt_term::scr_erase_savelines () NOTHROW
1324{ 1359{
1325 want_refresh = 1; 1360 want_refresh = 1;
1326 ZERO_SCROLLBACK (); 1361 ZERO_SCROLLBACK ();
1327 1362
1328 nsaved = 0; 1363 top_row = 0;
1329} 1364}
1330#endif 1365#endif
1331 1366
1332/* ------------------------------------------------------------------------- */ 1367/* ------------------------------------------------------------------------- */
1333/* 1368/*
1334 * Fill the screen with `E's 1369 * Fill the screen with `E's
1335 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1370 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1336 */ 1371 */
1337void 1372void
1338rxvt_term::scr_E () 1373rxvt_term::scr_E () NOTHROW
1339{ 1374{
1340 rend_t fs; 1375 rend_t fs;
1341 1376
1342 want_refresh = 1; 1377 want_refresh = 1;
1343 ZERO_SCROLLBACK (); 1378 ZERO_SCROLLBACK ();
1364/* ------------------------------------------------------------------------- */ 1399/* ------------------------------------------------------------------------- */
1365/* 1400/*
1366 * Insert/Delete <count> lines 1401 * Insert/Delete <count> lines
1367 */ 1402 */
1368void 1403void
1369rxvt_term::scr_insdel_lines (int count, int insdel) 1404rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1370{ 1405{
1371 int end; 1406 int end;
1372 1407
1373 ZERO_SCROLLBACK (); 1408 ZERO_SCROLLBACK ();
1374 1409
1394/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1395/* 1430/*
1396 * Insert/Delete <count> characters from the current position 1431 * Insert/Delete <count> characters from the current position
1397 */ 1432 */
1398void 1433void
1399rxvt_term::scr_insdel_chars (int count, int insdel) 1434rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1400{ 1435{
1401 int col, row; 1436 int col, row;
1402 rend_t tr; 1437 rend_t tr;
1403 1438
1404 want_refresh = 1; 1439 want_refresh = 1;
1435 { 1470 {
1436 if (selection.end.row != screen.cur.row 1471 if (selection.end.row != screen.cur.row
1437 || (selection.end.col + count >= ncol)) 1472 || (selection.end.col + count >= ncol))
1438 CLEAR_SELECTION (); 1473 CLEAR_SELECTION ();
1439 else 1474 else
1475 {
1440 { /* shift selection */ 1476 /* shift selection */
1441 selection.beg.col += count; 1477 selection.beg.col += count;
1442 selection.mark.col += count; /* XXX: yes? */ 1478 selection.mark.col += count; /* XXX: yes? */
1443 selection.end.col += count; 1479 selection.end.col += count;
1444 } 1480 }
1445 } 1481 }
1492/* 1528/*
1493 * Set the scrolling region 1529 * Set the scrolling region
1494 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1530 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1495 */ 1531 */
1496void 1532void
1497rxvt_term::scr_scroll_region (int top, int bot) 1533rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1498{ 1534{
1499 max_it (top, 0); 1535 max_it (top, 0);
1500 min_it (bot, nrow - 1); 1536 min_it (bot, nrow - 1);
1501 1537
1502 if (top > bot) 1538 if (top > bot)
1512 * Make the cursor visible/invisible 1548 * Make the cursor visible/invisible
1513 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1549 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1514 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1550 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1515 */ 1551 */
1516void 1552void
1517rxvt_term::scr_cursor_visible (int mode) 1553rxvt_term::scr_cursor_visible (int mode) NOTHROW
1518{ 1554{
1519 want_refresh = 1; 1555 want_refresh = 1;
1520 1556
1521 if (mode) 1557 if (mode)
1522 screen.flags |= Screen_VisibleCursor; 1558 screen.flags |= Screen_VisibleCursor;
1529 * Set/unset automatic wrapping 1565 * Set/unset automatic wrapping
1530 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1566 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1531 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1567 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1532 */ 1568 */
1533void 1569void
1534rxvt_term::scr_autowrap (int mode) 1570rxvt_term::scr_autowrap (int mode) NOTHROW
1535{ 1571{
1536 if (mode) 1572 if (mode)
1537 screen.flags |= Screen_Autowrap; 1573 screen.flags |= Screen_Autowrap;
1538 else 1574 else
1539 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1575 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1548 * and the cursor cannot be moved outside. 1584 * and the cursor cannot be moved outside.
1549 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1585 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1550 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1586 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1551 */ 1587 */
1552void 1588void
1553rxvt_term::scr_relative_origin (int mode) 1589rxvt_term::scr_relative_origin (int mode) NOTHROW
1554{ 1590{
1555 if (mode) 1591 if (mode)
1556 screen.flags |= Screen_Relative; 1592 screen.flags |= Screen_Relative;
1557 else 1593 else
1558 screen.flags &= ~Screen_Relative; 1594 screen.flags &= ~Screen_Relative;
1565 * Set insert/replace mode 1601 * Set insert/replace mode
1566 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1602 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1567 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1603 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1568 */ 1604 */
1569void 1605void
1570rxvt_term::scr_insert_mode (int mode) 1606rxvt_term::scr_insert_mode (int mode) NOTHROW
1571{ 1607{
1572 if (mode) 1608 if (mode)
1573 screen.flags |= Screen_Insert; 1609 screen.flags |= Screen_Insert;
1574 else 1610 else
1575 screen.flags &= ~Screen_Insert; 1611 screen.flags &= ~Screen_Insert;
1581 * XTERM_SEQ: Set tab at current column : ESC H 1617 * XTERM_SEQ: Set tab at current column : ESC H
1582 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1618 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1583 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1619 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1584 */ 1620 */
1585void 1621void
1586rxvt_term::scr_set_tab (int mode) 1622rxvt_term::scr_set_tab (int mode) NOTHROW
1587{ 1623{
1588 if (mode < 0) 1624 if (mode < 0)
1589 memset (tabs, 0, ncol * sizeof (char)); 1625 memset (tabs, 0, ncol);
1590 else if (screen.cur.col < ncol) 1626 else if (screen.cur.col < ncol)
1591 tabs [screen.cur.col] = !!mode; 1627 tabs [screen.cur.col] = !!mode;
1592} 1628}
1593 1629
1594/* ------------------------------------------------------------------------- */ 1630/* ------------------------------------------------------------------------- */
1596 * Set reverse/normal video 1632 * Set reverse/normal video
1597 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1633 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1598 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1634 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1599 */ 1635 */
1600void 1636void
1601rxvt_term::scr_rvideo_mode (int mode) 1637rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1602{ 1638{
1603 XGCValues gcvalue; 1639 rvideo_mode = on;
1604 1640
1641#ifndef NO_BELL
1642 on ^= rvideo_bell;
1643#endif
1644
1605 if (rvideo != mode) 1645 if (rvideo_state != on)
1606 { 1646 {
1607 rvideo = mode; 1647 rvideo_state = on;
1648
1608 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1649 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1609#if XPM_BACKGROUND 1650#ifdef HAVE_BG_PIXMAP
1610 if (bgPixmap.pixmap == None) 1651 if (bgPixmap.pixmap == None)
1611#endif 1652#endif
1612#if TRANSPARENT 1653 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1613 if (! OPTION (Opt_transparent) || am_transparent == 0)
1614#endif
1615 XSetWindowBackground (display->display, vt,
1616 pix_colors[Color_bg]);
1617 1654
1655 XGCValues gcvalue;
1618 gcvalue.foreground = pix_colors[Color_fg]; 1656 gcvalue.foreground = pix_colors[Color_fg];
1619 gcvalue.background = pix_colors[Color_bg]; 1657 gcvalue.background = pix_colors[Color_bg];
1620 XChangeGC (display->display, gc, GCBackground | GCForeground, 1658 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1621 &gcvalue); 1659
1622 scr_clear (); 1660 scr_clear ();
1623 scr_touch (true); 1661 scr_touch (true);
1624 } 1662 }
1625} 1663}
1626 1664
1628/* 1666/*
1629 * Report current cursor position 1667 * Report current cursor position
1630 * XTERM_SEQ: Report position: ESC [ 6 n 1668 * XTERM_SEQ: Report position: ESC [ 6 n
1631 */ 1669 */
1632void 1670void
1633rxvt_term::scr_report_position () 1671rxvt_term::scr_report_position () NOTHROW
1634{ 1672{
1635 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1673 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1636} 1674}
1637 1675
1638/* ------------------------------------------------------------------------- * 1676/* ------------------------------------------------------------------------- *
1641 1679
1642/* 1680/*
1643 * Set font style 1681 * Set font style
1644 */ 1682 */
1645void 1683void
1646rxvt_term::set_font_style () 1684rxvt_term::set_font_style () NOTHROW
1647{ 1685{
1648#if 0 1686#if 0
1649 switch (charsets [screen.charset]) 1687 switch (charsets [screen.charset])
1650 { 1688 {
1651 case '0': /* DEC Special Character & Line Drawing Set */ 1689 case '0': /* DEC Special Character & Line Drawing Set */
1673 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1711 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1674 * XTERM_SEQ: Invoke G2 character set: ESC N 1712 * XTERM_SEQ: Invoke G2 character set: ESC N
1675 * XTERM_SEQ: Invoke G3 character set: ESC O 1713 * XTERM_SEQ: Invoke G3 character set: ESC O
1676 */ 1714 */
1677void 1715void
1678rxvt_term::scr_charset_choose (int set) 1716rxvt_term::scr_charset_choose (int set) NOTHROW
1679{ 1717{
1680 screen.charset = set; 1718 screen.charset = set;
1681 set_font_style (); 1719 set_font_style ();
1682} 1720}
1683 1721
1689 * XTERM_SEQ: Set G2 character set: ESC * <C> 1727 * XTERM_SEQ: Set G2 character set: ESC * <C>
1690 * XTERM_SEQ: Set G3 character set: ESC + <C> 1728 * XTERM_SEQ: Set G3 character set: ESC + <C>
1691 * See set_font_style for possible values for <C> 1729 * See set_font_style for possible values for <C>
1692 */ 1730 */
1693void 1731void
1694rxvt_term::scr_charset_set (int set, unsigned int ch) 1732rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1695{ 1733{
1696 charsets[set] = (unsigned char)ch; 1734 charsets[set] = (unsigned char)ch;
1697 set_font_style (); 1735 set_font_style ();
1698} 1736}
1699 1737
1704 1742
1705/* 1743/*
1706 * refresh matching text. 1744 * refresh matching text.
1707 */ 1745 */
1708bool 1746bool
1709rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1747rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1710{ 1748{
1711 bool found = false; 1749 bool found = false;
1712 1750
1713 for (int i = 0; i < nrow; i++) 1751 for (int i = 0; i < nrow; i++)
1714 { 1752 {
1715 int col = 0;
1716 rend_t *drp = drawn_buf[i].r; 1753 rend_t *drp = drawn_buf[i].r;
1717 1754
1718 for (; col < ncol; col++, drp++) 1755 for (int col = 0; col < ncol; col++, drp++)
1719 if ((*drp & mask) == value) 1756 if ((*drp & mask) == value)
1720 { 1757 {
1721 found = true; 1758 found = true;
1722 *drp = ~value; 1759 *drp = ~value;
1723 } 1760 }
1734 PART_END, 1771 PART_END,
1735 RC_COUNT 1772 RC_COUNT
1736}; 1773};
1737 1774
1738void 1775void
1739rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1776rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1740{ 1777{
1741 int i; 1778 int i;
1742 row_col_t rc[RC_COUNT]; 1779 row_col_t rc[RC_COUNT];
1743 1780
1744 if (!drawn_buf) /* sanity check */ 1781 if (!drawn_buf) /* sanity check */
1763 for (i = PART_BEG; i < RC_COUNT; i++) 1800 for (i = PART_BEG; i < RC_COUNT; i++)
1764 { 1801 {
1765 min_it (rc[i].col, ncol - 1); 1802 min_it (rc[i].col, ncol - 1);
1766 min_it (rc[i].row, nrow - 1); 1803 min_it (rc[i].row, nrow - 1);
1767 } 1804 }
1768 1805// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1769 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1806 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1770 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1807 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1771 1808
1809 num_scr_allow = 0;
1810
1772 if (refresh) 1811 if (refresh)
1773 scr_refresh (SLOW_REFRESH); 1812 scr_refresh ();
1774} 1813}
1775 1814
1776/* ------------------------------------------------------------------------- */ 1815/* ------------------------------------------------------------------------- */
1777/* 1816/*
1778 * Refresh the entire screen 1817 * Refresh the entire screen
1779 */ 1818 */
1780void 1819void
1781rxvt_term::scr_touch (bool refresh) 1820rxvt_term::scr_touch (bool refresh) NOTHROW
1782{ 1821{
1783 scr_expose (0, 0, width, height, refresh); 1822 scr_expose (0, 0, width, height, refresh);
1784} 1823}
1785 1824
1786/* ------------------------------------------------------------------------- */ 1825/* ------------------------------------------------------------------------- */
1787/* 1826/*
1788 * Move the display so that the line represented by scrollbar value Y is at 1827 * Move the display so that the line represented by scrollbar value Y is at
1789 * the top of the screen 1828 * the top of the screen
1790 */ 1829 */
1791int 1830void
1792rxvt_term::scr_move_to (int y, int len) 1831rxvt_term::scr_move_to (int y, int len) NOTHROW
1793{ 1832{
1794 long p = 0; 1833 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1795 unsigned int oldviewstart;
1796
1797 oldviewstart = view_start;
1798
1799 if (y < len)
1800 {
1801 p = (nrow + nsaved) * (len - y) / len;
1802 p -= (long) (nrow - 1);
1803 p = max (p, 0);
1804 }
1805
1806 view_start = (unsigned int)min (p, nsaved);
1807
1808 return scr_changeview (oldviewstart);
1809} 1834}
1810 1835
1811/* ------------------------------------------------------------------------- */ 1836/* ------------------------------------------------------------------------- */
1812/* 1837/*
1813 * Page the screen up/down nlines 1838 * Page the screen up/down nlines
1814 * direction should be UP or DN 1839 * direction should be UP or DN
1815 */ 1840 */
1816int 1841bool
1817rxvt_term::scr_page (enum page_dirn direction, int nlines) 1842rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1818{ 1843{
1819 int n; 1844 int new_view_start =
1820 unsigned int oldviewstart;
1821
1822 oldviewstart = view_start;
1823
1824 if (direction == UP)
1825 {
1826 n = view_start + nlines;
1827 view_start = min (n, nsaved);
1828 }
1829 else
1830 {
1831 n = view_start - nlines; 1845 direction == UP ? view_start - nlines
1832 view_start = max (n, 0); 1846 : view_start + nlines;
1833 }
1834 1847
1835 return scr_changeview (oldviewstart); 1848 return scr_changeview (new_view_start);
1836} 1849}
1837 1850
1838int 1851bool
1839rxvt_term::scr_changeview (unsigned int oldviewstart) 1852rxvt_term::scr_changeview (int new_view_start) NOTHROW
1840{ 1853{
1854 clamp_it (new_view_start, top_row, 0);
1855
1841 if (view_start != oldviewstart) 1856 if (new_view_start == view_start)
1842 { 1857 return false;
1858
1859 num_scr += new_view_start - view_start;
1860 view_start = new_view_start;
1861 want_refresh = 1;
1862
1843 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END)); 1863 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1844 1864
1845 want_refresh = 1; 1865 return true;
1846 num_scr -= (view_start - oldviewstart);
1847 }
1848
1849 return (int)view_start - (int)oldviewstart;
1850} 1866}
1851 1867
1852/* ------------------------------------------------------------------------- */ 1868#ifndef NO_BELL
1853void 1869void
1870rxvt_term::bell_cb (ev::timer &w, int revents)
1871{
1872 rvideo_bell = false;
1873 scr_rvideo_mode (rvideo_mode);
1874 refresh_check ();
1875}
1876#endif
1877
1878/* ------------------------------------------------------------------------- */
1879void
1854rxvt_term::scr_bell () 1880rxvt_term::scr_bell () NOTHROW
1855{ 1881{
1856#ifndef NO_BELL 1882#ifndef NO_BELL
1857 1883
1858# ifndef NO_MAPALERT 1884# ifndef NO_MAPALERT
1859# ifdef MAPALERT_OPTION 1885# ifdef MAPALERT_OPTION
1860 if (OPTION (Opt_mapAlert)) 1886 if (option (Opt_mapAlert))
1861# endif 1887# endif
1862 XMapWindow (display->display, parent[0]); 1888 XMapWindow (dpy, parent[0]);
1863# endif 1889# endif
1864 1890
1865 if (OPTION (Opt_visualBell)) 1891# if ENABLE_FRILLS
1892 if (option (Opt_urgentOnBell))
1893 {
1894 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1895 {
1896 h->flags |= XUrgencyHint;
1897 XSetWMHints (dpy, parent[0], h);
1898 }
1866 { 1899 }
1867 scr_rvideo_mode (!rvideo); /* refresh also done */ 1900# endif
1901
1902 if (option (Opt_visualBell))
1903 {
1904 rvideo_bell = true;
1905 scr_rvideo_mode (rvideo_mode);
1868 display->flush (); 1906 flush ();
1907
1869 rxvt_usleep (VISUAL_BELL_DURATION); 1908 bell_ev.start (VISUAL_BELL_DURATION);
1870 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 } 1909 }
1872 else 1910 else
1873 XBell (display->display, 0); 1911 XBell (dpy, 0);
1874
1875#endif 1912#endif
1876} 1913}
1877 1914
1878/* ------------------------------------------------------------------------- */ 1915/* ------------------------------------------------------------------------- */
1879/* ARGSUSED */ 1916/* ARGSUSED */
1880void 1917void
1881rxvt_term::scr_printscreen (int fullhist) 1918rxvt_term::scr_printscreen (int fullhist) NOTHROW
1882{ 1919{
1883#ifdef PRINTPIPE 1920#ifdef PRINTPIPE
1884 int nrows, row_start; 1921 int nrows, row_start;
1885 FILE *fd; 1922 FILE *fd;
1886 1923
1887 if ((fd = popen_printer ()) == NULL) 1924 if ((fd = popen_printer ()) == NULL)
1888 return; 1925 return;
1889 1926
1890 if (fullhist) 1927 if (fullhist)
1891 { 1928 {
1892 nrows = nrow + nsaved; 1929 nrows = nrow - top_row;
1893 row_start = -nsaved; 1930 row_start = top_row;
1894 } 1931 }
1895 else 1932 else
1896 { 1933 {
1897 nrows = nrow; 1934 nrows = nrow;
1898 row_start = -view_start; 1935 row_start = view_start;
1899 } 1936 }
1900 1937
1901 wctomb (0, 0); 1938 wctomb (0, 0);
1902 1939
1903 for (int r1 = 0; r1 < nrows; r1++) 1940 for (int r1 = 0; r1 < nrows; r1++)
1935 * Refresh the screen 1972 * Refresh the screen
1936 * drawn_text/drawn_rend contain the screen information before the update. 1973 * drawn_text/drawn_rend contain the screen information before the update.
1937 * screen.text/screen.rend contain what the screen will change to. 1974 * screen.text/screen.rend contain what the screen will change to.
1938 */ 1975 */
1939void 1976void
1940rxvt_term::scr_refresh (unsigned char refresh_type) 1977rxvt_term::scr_refresh () NOTHROW
1941{ 1978{
1942 unsigned char must_clear, /* use draw_string not draw_image_string */ 1979 unsigned char have_bg,
1943 showcursor; /* show the cursor */ 1980 showcursor; /* show the cursor */
1944 int16_t col, row, /* column/row we're processing */ 1981 int16_t col, row, /* column/row we're processing */
1945 ocrow; /* old cursor row */ 1982 ocrow; /* old cursor row */
1946 int i; /* tmp */ 1983 int i; /* tmp */
1947#ifndef NO_CURSORCOLOR 1984#ifndef NO_CURSORCOLOR
1948 rend_t cc1; /* store colours at cursor position (s) */ 1985 rend_t cc1; /* store colours at cursor position (s) */
1949#endif 1986#endif
1950 rend_t *crp; // cursor rendition pointer 1987 rend_t *crp; // cursor rendition pointer
1988 rend_t ccol1, /* Cursor colour */
1989 ccol2; /* Cursor colour2 */
1951 1990
1952 want_refresh = 0; /* screen is current */ 1991 want_refresh = 0; /* screen is current */
1953 1992
1954 if (refresh_type == NO_REFRESH || !mapped) 1993 if (refresh_type == NO_REFRESH || !mapped)
1955 return; 1994 return;
1956 1995
1957 /* 1996 /*
1958 * A: set up vars 1997 * A: set up vars
1959 */ 1998 */
1960 must_clear = 0; 1999 have_bg = 0;
1961 refresh_count = 0; 2000 refresh_count = 0;
1962 2001
1963#if XPM_BACKGROUND 2002#ifdef HAVE_BG_PIXMAP
1964 must_clear |= bgPixmap.pixmap != None; 2003 have_bg |= bgPixmap.pixmap != None;
1965#endif
1966#if TRANSPARENT
1967 must_clear |= OPTION (Opt_transparent) && am_transparent;
1968#endif 2004#endif
1969 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2005 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970 2006
1971 /* 2007 /*
1972 * B: reverse any characters which are selected 2008 * B: reverse any characters which are selected
1976 /* 2012 /*
1977 * C: set the cursor character (s) 2013 * C: set the cursor character (s)
1978 */ 2014 */
1979 { 2015 {
1980 unsigned char setoldcursor; 2016 unsigned char setoldcursor;
1981 rend_t ccol1, /* Cursor colour */
1982 ccol2; /* Cursor colour2 */
1983 2017
1984 showcursor = (screen.flags & Screen_VisibleCursor); 2018 showcursor = (screen.flags & Screen_VisibleCursor);
1985#ifdef CURSOR_BLINK 2019#ifdef CURSOR_BLINK
1986 if (hidden_cursor) 2020 if (hidden_cursor)
1987 showcursor = 0; 2021 showcursor = 0;
1994 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2028 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1995 col--; 2029 col--;
1996 2030
1997 crp = &ROW(screen.cur.row).r[col]; 2031 crp = &ROW(screen.cur.row).r[col];
1998 2032
2033#ifndef NO_CURSORCOLOR
2034 cc1 = *crp & (RS_fgMask | RS_bgMask);
2035 if (ISSET_PIXCOLOR (Color_cursor))
2036 ccol1 = Color_cursor;
2037 else
2038#endif
2039#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2040 ccol1 = fgcolor_of (rstyle);
2041#else
2042 ccol1 = Color_fg;
2043#endif
2044
2045#ifndef NO_CURSORCOLOR
2046 if (ISSET_PIXCOLOR (Color_cursor2))
2047 ccol2 = Color_cursor2;
2048 else
2049#endif
2050#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2051 ccol2 = bgcolor_of (rstyle);
2052#else
2053 ccol2 = Color_bg;
2054#endif
2055
1999 if (showcursor && focus) 2056 if (showcursor && focus)
2000 { 2057 {
2001 if (OPTION (Opt_cursorUnderline)) 2058 if (option (Opt_cursorUnderline))
2002 *crp ^= RS_Uline; 2059 *crp ^= RS_Uline;
2003 else 2060 else
2004 { 2061 {
2005 *crp ^= RS_RVid; 2062 *crp ^= RS_RVid;
2006
2007#ifndef NO_CURSORCOLOR
2008 cc1 = *crp & (RS_fgMask | RS_bgMask);
2009 if (ISSET_PIXCOLOR (Color_cursor))
2010 ccol1 = Color_cursor;
2011 else
2012#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2013 ccol1 = fgcolor_of (rstyle);
2014#else
2015 ccol1 = Color_fg;
2016#endif
2017 if (ISSET_PIXCOLOR (Color_cursor2))
2018 ccol2 = Color_cursor2;
2019 else
2020#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2021 ccol2 = bgcolor_of (rstyle);
2022#else
2023 ccol2 = Color_bg;
2024#endif
2025 *crp = SET_FGCOLOR (*crp, ccol1); 2063 *crp = SET_FGCOLOR (*crp, ccol1);
2026 *crp = SET_BGCOLOR (*crp, ccol2); 2064 *crp = SET_BGCOLOR (*crp, ccol2);
2027#endif
2028 } 2065 }
2029 } 2066 }
2030 } 2067 }
2031 2068
2032 /* make sure no outline cursor is left around */ 2069 /* make sure no outline cursor is left around */
2033 setoldcursor = 0; 2070 setoldcursor = 0;
2034 if (ocrow != -1) 2071 if (ocrow != -1)
2035 { 2072 {
2036 if (screen.cur.row + view_start != ocrow 2073 if (screen.cur.row - view_start != ocrow
2037 || screen.cur.col != oldcursor.col) 2074 || screen.cur.col != oldcursor.col)
2038 { 2075 {
2039 if (ocrow < nrow 2076 if (ocrow < nrow
2040 && oldcursor.col < ncol) 2077 && oldcursor.col < ncol)
2041 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2078 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2049 else if (!focus) 2086 else if (!focus)
2050 setoldcursor = 1; 2087 setoldcursor = 1;
2051 2088
2052 if (setoldcursor) 2089 if (setoldcursor)
2053 { 2090 {
2054 if (screen.cur.row + view_start >= nrow) 2091 if (screen.cur.row - view_start >= nrow)
2055 oldcursor.row = -1; 2092 oldcursor.row = -1;
2056 else 2093 else
2057 { 2094 {
2058 oldcursor.row = screen.cur.row + view_start; 2095 oldcursor.row = screen.cur.row - view_start;
2059 oldcursor.col = screen.cur.col; 2096 oldcursor.col = screen.cur.col;
2060 } 2097 }
2061 } 2098 }
2062 } 2099 }
2063 2100
2069#ifndef NO_SLOW_LINK_SUPPORT 2106#ifndef NO_SLOW_LINK_SUPPORT
2070 /* 2107 /*
2071 * D: CopyArea pass - very useful for slower links 2108 * D: CopyArea pass - very useful for slower links
2072 * This has been deliberately kept simple. 2109 * This has been deliberately kept simple.
2073 */ 2110 */
2074 i = num_scr;
2075 if (!display->is_local 2111 if (!display->is_local
2076 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2112 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2077 && abs (num_scr) < nrow && !must_clear) 2113 && abs (num_scr) < nrow && !have_bg)
2078 { 2114 {
2079 int16_t nits; 2115 int16_t nits;
2116 int i = num_scr;
2080 int j; 2117 int j;
2081 int len, wlen; 2118 int len, wlen;
2119 dLocal (int, num_scr);
2082 2120
2083 j = nrow; 2121 j = nrow;
2084 wlen = len = -1; 2122 wlen = len = -1;
2085 row = i > 0 ? 0 : j - 1; 2123 row = i > 0 ? 0 : j - 1;
2124
2086 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2125 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2087 { 2126 {
2088 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2127 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2089 { 2128 {
2090 line_t s = ROW(row - view_start); 2129 line_t s = ROW(view_start + row);
2091 line_t d = drawn_buf[row]; 2130 line_t d = drawn_buf[row];
2092 line_t d2 = drawn_buf[row + i]; 2131 line_t d2 = drawn_buf[row + i];
2093 2132
2094 for (nits = 0, col = ncol; col--; ) 2133 for (nits = 0, col = ncol; col--; )
2095 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2134 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2111 wlen = row; 2150 wlen = row;
2112 continue; 2151 continue;
2113 } 2152 }
2114 } 2153 }
2115 2154
2116 if (len != -1) 2155 if (len >= 0)
2117 { 2156 {
2118 /* also comes here at end if needed because of >= above */ 2157 /* also comes here at end if needed because of >= above */
2119 if (wlen < len) 2158 if (wlen < len)
2120 ::swap (wlen, len); 2159 ::swap (wlen, len);
2121 2160
2161 XGCValues gcv;
2162
2163 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2122 XCopyArea (display->display, vt, vt, 2164 XCopyArea (dpy, vt, vt,
2123 gc, 0, Row2Pixel (len + i), 2165 gc, 0, Row2Pixel (len + i),
2124 (unsigned int)this->width, 2166 (unsigned int)this->width,
2125 (unsigned int)Height2Pixel (wlen - len + 1), 2167 (unsigned int)Height2Pixel (wlen - len + 1),
2126 0, Row2Pixel (len)); 2168 0, Row2Pixel (len));
2169 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2170
2127 len = -1; 2171 len = -1;
2128 } 2172 }
2129 } 2173 }
2130 } 2174 }
2131#endif 2175#endif
2133 /* 2177 /*
2134 * E: main pass across every character 2178 * E: main pass across every character
2135 */ 2179 */
2136 for (row = 0; row < nrow; row++) 2180 for (row = 0; row < nrow; row++)
2137 { 2181 {
2138 text_t *stp = ROW(row - view_start).t; 2182 text_t *stp = ROW(view_start + row).t;
2139 rend_t *srp = ROW(row - view_start).r; 2183 rend_t *srp = ROW(view_start + row).r;
2140 text_t *dtp = drawn_buf[row].t; 2184 text_t *dtp = drawn_buf[row].t;
2141 rend_t *drp = drawn_buf[row].r; 2185 rend_t *drp = drawn_buf[row].r;
2142 2186
2143 /* 2187 /*
2144 * E2: OK, now the real pass 2188 * E2: OK, now the real pass
2187 count++; 2231 count++;
2188 2232
2189 if (stp[col] != dtp[col] 2233 if (stp[col] != dtp[col]
2190 || !RS_SAME (srp[col], drp[col])) 2234 || !RS_SAME (srp[col], drp[col]))
2191 { 2235 {
2192 if (must_clear && (i++ > count / 2)) 2236 if (have_bg && (i++ > count / 2))
2193 break; 2237 break;
2194 2238
2195 dtp[col] = stp[col]; 2239 dtp[col] = stp[col];
2196 drp[col] = rend; 2240 drp[col] = rend;
2197 i = 0; 2241 i = 0;
2198 } 2242 }
2199 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2243 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2200 break; 2244 break;
2201 } 2245 }
2202 2246
2203 col--; /* went one too far. move back */ 2247 col--; /* went one too far. move back */
2204 count -= i; /* dump any matching trailing chars */ 2248 count -= i; /* dump any matching trailing chars */
2214 int back = bgcolor_of (rend); // desired background 2258 int back = bgcolor_of (rend); // desired background
2215 2259
2216 // only do special processing if any attributes are set, which is unlikely 2260 // only do special processing if any attributes are set, which is unlikely
2217 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2261 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2218 { 2262 {
2219#if ENABLE_STYLES
2220 // force redraw after "careful" characters to avoid pixel droppings
2221 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2222 drp[col + 1] = ~srp[col + 1];
2223
2224 // include previous careful character(s) if possible, looks nicer (best effort...)
2225 while (text > stp
2226 && srp[text - stp - 1] & RS_Careful
2227 && RS_SAME (rend, srp[text - stp - 1]))
2228 text--, count++, xpixel -= fwidth;
2229#endif
2230
2231 bool invert = rend & RS_RVid; 2263 bool invert = rend & RS_RVid;
2232 2264
2233#ifndef NO_BOLD_UNDERLINE_REVERSE 2265#ifndef NO_BOLD_UNDERLINE_REVERSE
2234 if (rend & RS_Bold
2235 && fore == Color_fg) 2266 if (rend & RS_Bold && fore == Color_fg)
2236 { 2267 {
2237 if (ISSET_PIXCOLOR (Color_BD)) 2268 if (ISSET_PIXCOLOR (Color_BD))
2238 fore = Color_BD; 2269 fore = Color_BD;
2239# if !ENABLE_STYLES 2270# if !ENABLE_STYLES
2240 else 2271 else
2241 invert = !invert; 2272 invert = !invert;
2242# endif 2273# endif
2243 } 2274 }
2244 2275
2245 if (rend & RS_Italic 2276 if (rend & RS_Italic && fore == Color_fg)
2246 && fore == Color_fg)
2247 { 2277 {
2248 if (ISSET_PIXCOLOR (Color_IT)) 2278 if (ISSET_PIXCOLOR (Color_IT))
2249 fore = Color_IT; 2279 fore = Color_IT;
2250# if !ENABLE_STYLES 2280# if !ENABLE_STYLES
2251 else 2281 else
2252 invert = !invert; 2282 invert = !invert;
2253# endif 2283# endif
2254 } 2284 }
2255 2285
2256 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2286 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2257 fore = Color_UL; 2287 fore = Color_UL;
2258#endif 2288#endif
2259 2289
2260 if (invert) 2290 if (invert)
2261 { 2291 {
2292#ifdef OPTION_HC
2293 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2294 || !ISSET_PIXCOLOR (Color_HC))
2295#endif
2296 /* invert the column if no highlightColor is set or it is the
2297 * current cursor column */
2262 ::swap (fore, back); 2298 ::swap (fore, back);
2299#ifdef OPTION_HC
2300 else if (ISSET_PIXCOLOR (Color_HC))
2301 back = Color_HC;
2302#endif
2263 2303
2264#ifndef NO_BOLD_UNDERLINE_REVERSE 2304#ifndef NO_BOLD_UNDERLINE_REVERSE
2305# ifndef OPTION_HC
2265 if (ISSET_PIXCOLOR (Color_RV)) 2306 if (ISSET_PIXCOLOR (Color_RV))
2266 back = Color_RV; 2307 back = Color_RV;
2267 2308# endif
2268 if (fore == back) 2309 if (fore == back)
2269 { 2310 {
2270 fore = Color_bg; 2311 fore = Color_bg;
2271 back = Color_fg; 2312 back = Color_fg;
2272 } 2313 }
2274 } 2315 }
2275 2316
2276#ifdef TEXT_BLINK 2317#ifdef TEXT_BLINK
2277 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2318 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2278 { 2319 {
2279 if (!text_blink_ev.active) 2320 if (!text_blink_ev.is_active ())
2280 { 2321 {
2281 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2322 text_blink_ev.again ();
2282 hidden_text = 0; 2323 hidden_text = 0;
2283 } 2324 }
2284 else if (hidden_text) 2325 else if (hidden_text)
2285 fore = back; 2326 fore = back;
2286 } 2327 }
2287#endif 2328#endif
2329
2330#if ENABLE_STYLES
2331 // "careful" (too wide) character handling
2332
2333 // include previous careful character(s) if possible, looks nicer (best effort...)
2334 while (text > stp
2335 && srp[text - stp - 1] & RS_Careful
2336 && RS_SAME (rend, srp[text - stp - 1]))
2337 text--, count++, xpixel -= fwidth;
2338
2339 // force redraw after "careful" characters to avoid pixel droppings
2340 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2341 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2342
2343 // force redraw before "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2345 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2346#endif
2288 } 2347 }
2289 2348
2290 /* 2349 /*
2291 * Actually do the drawing of the string here 2350 * Actually do the drawing of the string here
2292 */ 2351 */
2293 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2352 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2294 2353
2295 if (back == fore)
2296 font->clear_rect (*drawable, xpixel, ypixel,
2297 fwidth * count, fheight,
2298 back);
2299 else if (back == Color_bg) 2354 if (have_bg && back == Color_bg)
2300 { 2355 {
2301 if (must_clear) 2356 // this is very ugly, maybe push it into ->draw?
2302 {
2303 CLEAR_CHARS (xpixel, ypixel, count);
2304 2357
2305 for (i = 0; i < count; i++) /* don't draw empty strings */ 2358 for (i = 0; i < count; i++) /* don't draw empty strings */
2306 if (text[i] != ' ') 2359 if (text[i] != ' ')
2307 { 2360 {
2308 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2361 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2309 break; 2362 goto did_clear;
2310 }
2311 } 2363 }
2312 else 2364
2313 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2365 CLEAR_CHARS (xpixel, ypixel, count);
2366 did_clear: ;
2314 } 2367 }
2315 else 2368 else
2316 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2369 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2317 2370
2318 if (rend & RS_Uline && font->descent > 1 && fore != back) 2371 if (rend & RS_Uline && font->descent > 1 && fore != back)
2319 { 2372 {
2320#if ENABLE_FRILLS 2373#if ENABLE_FRILLS
2321 if (ISSET_PIXCOLOR (Color_underline)) 2374 if (ISSET_PIXCOLOR (Color_underline))
2322 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2375 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2323 else 2376 else
2324#endif 2377#endif
2325 XSetForeground (display->display, gc, pix_colors[fore]); 2378 XSetForeground (dpy, gc, pix_colors[fore]);
2326 2379
2327 XDrawLine (display->display, drawBuffer, gc, 2380 XDrawLine (dpy, drawBuffer, gc,
2328 xpixel, ypixel + font->ascent + 1, 2381 xpixel, ypixel + font->ascent + 1,
2329 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2382 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2330 } 2383 }
2331 } /* for (col....) */ 2384 } /* for (col....) */
2332 } /* for (row....) */ 2385 } /* for (row....) */
2341 */ 2394 */
2342 if (showcursor) 2395 if (showcursor)
2343 { 2396 {
2344 if (focus) 2397 if (focus)
2345 { 2398 {
2346 if (OPTION (Opt_cursorUnderline)) 2399 if (option (Opt_cursorUnderline))
2347 *crp ^= RS_Uline; 2400 *crp ^= RS_Uline;
2348 else 2401 else
2349 { 2402 {
2350 *crp ^= RS_RVid; 2403 *crp ^= RS_RVid;
2351#ifndef NO_CURSORCOLOR 2404#ifndef NO_CURSORCOLOR
2365 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2418 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2366 cursorwidth++; 2419 cursorwidth++;
2367 2420
2368#ifndef NO_CURSORCOLOR 2421#ifndef NO_CURSORCOLOR
2369 if (ISSET_PIXCOLOR (Color_cursor)) 2422 if (ISSET_PIXCOLOR (Color_cursor))
2370 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2423 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2424 else
2371#endif 2425#endif
2426 XSetForeground (dpy, gc, pix_colors[ccol1]);
2372 2427
2373 XDrawRectangle (display->display, drawBuffer, gc, 2428 XDrawRectangle (dpy, drawBuffer, gc,
2374 Col2Pixel (col), 2429 Col2Pixel (col),
2375 Row2Pixel (oldcursor.row), 2430 Row2Pixel (oldcursor.row),
2376 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2431 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2377 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2432 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2378 } 2433 }
2381 /* 2436 /*
2382 * H: cleanup selection 2437 * H: cleanup selection
2383 */ 2438 */
2384 scr_reverse_selection (); 2439 scr_reverse_selection ();
2385 2440
2386 if (refresh_type & SMOOTH_REFRESH)
2387 XFlush (display->display);
2388
2389 num_scr = 0; 2441 num_scr = 0;
2390 num_scr_allow = 1; 2442 num_scr_allow = 1;
2391} 2443}
2392 2444
2393void 2445void
2394rxvt_term::scr_remap_chars (line_t &l) 2446rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2395{ 2447{
2396 if (!l.t) 2448 if (!l.t)
2397 return; 2449 return;
2398 2450
2399 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2451 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2401 for (int i = ncol; i--; ) 2453 for (int i = ncol; i--; )
2402 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2454 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2403} 2455}
2404 2456
2405void 2457void
2406rxvt_term::scr_remap_chars () 2458rxvt_term::scr_remap_chars () NOTHROW
2407{ 2459{
2408 for (int i = total_rows; i--; ) 2460 for (int i = total_rows; i--; )
2409 scr_remap_chars (row_buf [i]); 2461 scr_remap_chars (row_buf [i]);
2410 2462
2411 for (int i = nrow; i--; ) 2463 for (int i = nrow; i--; )
2414 scr_remap_chars (swap_buf [i]); 2466 scr_remap_chars (swap_buf [i]);
2415 } 2467 }
2416} 2468}
2417 2469
2418void 2470void
2419rxvt_term::scr_recolour () 2471rxvt_term::scr_recolour () NOTHROW
2420{ 2472{
2421 if (1 2473#ifdef HAVE_BG_PIXMAP
2422#if TRANSPARENT 2474 bgPixmap.apply ();
2423 && !am_transparent 2475#else
2424#endif 2476
2425#if XPM_BACKGROUND
2426 && !bgPixmap.pixmap
2427#endif
2428 )
2429 {
2430 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2477 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2431 XClearWindow (display->display, parent[0]); 2478 XClearWindow (dpy, parent[0]);
2432 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2479 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2480
2433#if HAVE_SCROLLBARS 2481# if HAVE_SCROLLBARS
2434 if (scrollBar.win) 2482 if (scrollBar.win)
2435 { 2483 {
2436 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2484 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2437 scrollBar.setIdle (); 2485 scrollBar.setIdle ();
2438 scrollbar_show (0); 2486 scrollbar_show (0);
2439 } 2487 }
2440#endif 2488# endif
2441 }
2442 2489
2443 scr_clear (); 2490 scr_clear ();
2444 scr_touch (true); 2491 scr_touch (true);
2445 want_refresh = 1; 2492 want_refresh = 1;
2446}
2447 2493
2494#endif
2495}
2496
2448/* ------------------------------------------------------------------------- */ 2497/* ------------------------------------------------------------------------- */
2449void 2498void
2450rxvt_term::scr_clear (bool really) 2499rxvt_term::scr_clear (bool really) NOTHROW
2451{ 2500{
2452 if (!mapped) 2501 if (!mapped)
2453 return; 2502 return;
2454 2503
2455 num_scr_allow = 0; 2504 num_scr_allow = 0;
2456 want_refresh = 1; 2505 want_refresh = 1;
2457 2506
2458 if (really) 2507 if (really)
2459 XClearWindow (display->display, vt); 2508 XClearWindow (dpy, vt);
2460} 2509}
2461 2510
2462void 2511void
2463rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) 2512rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2464{ 2513{
2465 int view_end = -view_start + nrow; 2514 int view_end = view_start + nrow;
2466 int row, col; 2515 int row, col;
2467 2516
2468 for (row = max (beg_row, -view_start); row <= min (end_row, view_end); row++) 2517 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2469 { 2518 {
2470 text_t *stp = ROW(row).t; 2519 text_t *stp = ROW(row).t;
2471 rend_t *srp = ROW(row).r; 2520 rend_t *srp = ROW(row).r;
2472 2521
2473 for (col = beg_col; col < end_col; col++) 2522 for (col = beg_col; col < end_col; col++)
2480 srp[col] ^= rstyle2; 2529 srp[col] ^= rstyle2;
2481 } 2530 }
2482} 2531}
2483 2532
2484void 2533void
2485rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) 2534rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2486{ 2535{
2487 int view_end = -view_start + nrow; 2536 int view_end = view_start + nrow;
2488 int row, col; 2537 int row, col;
2489 2538
2490 if (beg_row >= -view_start) 2539 if (beg_row >= view_start)
2491 { 2540 {
2492 col = beg_col; 2541 col = beg_col;
2493 row = beg_row; 2542 row = beg_row;
2494 } 2543 }
2495 else 2544 else
2496 { 2545 {
2497 col = 0; 2546 col = 0;
2498 row = -view_start; 2547 row = view_start;
2499 } 2548 }
2500 2549
2501 for (; row < min (end_row, view_end); row++, col = 0) 2550 for (; row < min (end_row, view_end); row++, col = 0)
2502 for (rend_t *srp = ROW(row).r; col < ncol; col++) 2551 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2503 srp[col] ^= rstyle; 2552 srp[col] ^= rstyle;
2507 srp[col] ^= rstyle; 2556 srp[col] ^= rstyle;
2508} 2557}
2509 2558
2510/* ------------------------------------------------------------------------- */ 2559/* ------------------------------------------------------------------------- */
2511void 2560void
2512rxvt_term::scr_reverse_selection () 2561rxvt_term::scr_reverse_selection () NOTHROW
2513{ 2562{
2514 if (selection.op 2563 if (selection.op
2515 && current_screen == selection.screen 2564 && current_screen == selection.screen
2516 && selection.end.row >= -view_start) 2565 && selection.end.row >= view_start)
2517 { 2566 {
2518#if ENABLE_FRILLS 2567#if !ENABLE_MINIMAL
2519 if (selection.rect) 2568 if (selection.rect)
2520 scr_xor_rect (selection.beg.row, selection.beg.col, 2569 scr_xor_rect (selection.beg.row, selection.beg.col,
2521 selection.end.row, selection.end.col, 2570 selection.end.row, selection.end.col,
2522 RS_RVid, RS_RVid | RS_Uline); 2571 RS_RVid, RS_RVid | RS_Uline);
2523 else 2572 else
2533 * Dump the whole scrollback and screen to the passed filedescriptor. The 2582 * Dump the whole scrollback and screen to the passed filedescriptor. The
2534 * invoking routine must close the fd. 2583 * invoking routine must close the fd.
2535 */ 2584 */
2536#if 0 2585#if 0
2537void 2586void
2538rxvt_term::scr_dump (int fd) 2587rxvt_term::scr_dump (int fd) NOTHROW
2539{ 2588{
2540 int row, wrote; 2589 int row, wrote;
2541 unsigned int width, towrite; 2590 unsigned int width, towrite;
2542 char r1[] = "\n"; 2591 char r1[] = "\n";
2543 2592
2562 2611
2563/* ------------------------------------------------------------------------- * 2612/* ------------------------------------------------------------------------- *
2564 * CHARACTER SELECTION * 2613 * CHARACTER SELECTION *
2565 * ------------------------------------------------------------------------- */ 2614 * ------------------------------------------------------------------------- */
2566void 2615void
2567rxvt_term::selection_check (int check_more) 2616rxvt_term::selection_check (int check_more) NOTHROW
2568{ 2617{
2569 row_col_t pos; 2618 row_col_t pos;
2570 2619
2571 if (!selection.op) 2620 if (!selection.op)
2572 return; 2621 return;
2573 2622
2574 pos.row = pos.col = 0; 2623 pos.row = pos.col = 0;
2575 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2624 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2576 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2625 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2577 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2626 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2578 || (check_more == 1 2627 || (check_more == 1
2579 && current_screen == selection.screen 2628 && current_screen == selection.screen
2580 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2629 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2581 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2630 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2582 || (check_more == 2 2631 || (check_more == 2
2593/* ------------------------------------------------------------------------- */ 2642/* ------------------------------------------------------------------------- */
2594/* 2643/*
2595 * Paste a selection direct to the command fd 2644 * Paste a selection direct to the command fd
2596 */ 2645 */
2597void 2646void
2598rxvt_term::paste (char *data, unsigned int len) 2647rxvt_term::paste (char *data, unsigned int len) NOTHROW
2599{ 2648{
2600 /* convert normal newline chars into common keyboard Return key sequence */ 2649 /* convert normal newline chars into common keyboard Return key sequence */
2601 for (unsigned int i = 0; i < len; i++) 2650 for (unsigned int i = 0; i < len; i++)
2602 if (data[i] == C0_LF) 2651 if (data[i] == C0_LF)
2603 data[i] = C0_CR; 2652 data[i] = C0_CR;
2604 2653
2654 if (priv_modes & PrivMode_BracketPaste)
2655 tt_printf ("\e[200~");
2656
2605 tt_write (data, len); 2657 tt_write (data, len);
2658
2659 if (priv_modes & PrivMode_BracketPaste)
2660 tt_printf ("\e[201~");
2606} 2661}
2607 2662
2608/* ------------------------------------------------------------------------- */ 2663/* ------------------------------------------------------------------------- */
2609/* 2664/*
2610 * Respond to a notification that a primary selection has been sent 2665 * Respond to a notification that a primary selection has been sent
2611 * EXT: SelectionNotify 2666 * EXT: SelectionNotify
2612 */ 2667 */
2613void 2668void
2614rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2669rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2615{ 2670{
2616 if (prop == None) /* check for failed XConvertSelection */ 2671 if (prop == None) /* check for failed XConvertSelection */
2617 { 2672 {
2618 if ((selection_type & Sel_CompoundText)) 2673 if ((selection_type & Sel_CompoundText))
2619 { 2674 {
2639 } 2694 }
2640 2695
2641 unsigned long bytes_after; 2696 unsigned long bytes_after;
2642 XTextProperty ct; 2697 XTextProperty ct;
2643 2698
2644 if (XGetWindowProperty (display->display, win, prop, 2699 if (XGetWindowProperty (dpy, win, prop,
2645 0, PROP_SIZE / 4, 2700 0, PROP_SIZE / 4,
2646 delete_prop, AnyPropertyType, 2701 delete_prop, AnyPropertyType,
2647 &ct.encoding, &ct.format, 2702 &ct.encoding, &ct.format,
2648 &ct.nitems, &bytes_after, 2703 &ct.nitems, &bytes_after,
2649 &ct.value) != Success) 2704 &ct.value) != Success)
2658 if (bytes_after) 2713 if (bytes_after)
2659 { 2714 {
2660 // fetch and append remaining data 2715 // fetch and append remaining data
2661 XTextProperty ct2; 2716 XTextProperty ct2;
2662 2717
2663 if (XGetWindowProperty (display->display, win, prop, 2718 if (XGetWindowProperty (dpy, win, prop,
2664 ct.nitems / 4, (bytes_after + 3) / 4, 2719 ct.nitems / 4, (bytes_after + 3) / 4,
2665 delete_prop, AnyPropertyType, 2720 delete_prop, AnyPropertyType,
2666 &ct2.encoding, &ct2.format, 2721 &ct2.encoding, &ct2.format,
2667 &ct2.nitems, &bytes_after, 2722 &ct2.nitems, &bytes_after,
2668 &ct2.value) != Success) 2723 &ct2.value) != Success)
2681 2736
2682 if (ct.encoding == xa[XA_INCR]) 2737 if (ct.encoding == xa[XA_INCR])
2683 { 2738 {
2684 // INCR selection, start handshake 2739 // INCR selection, start handshake
2685 if (!delete_prop) 2740 if (!delete_prop)
2686 XDeleteProperty (display->display, win, prop); 2741 XDeleteProperty (dpy, win, prop);
2687 2742
2688 selection_wait = Sel_incr; 2743 selection_wait = Sel_incr;
2689 incr_buf_fill = 0; 2744 incr_buf_fill = 0;
2690 incr_ev.start (NOW + 10); 2745 incr_ev.start (10);
2691 2746
2692 goto bailout; 2747 goto bailout;
2693 } 2748 }
2694 2749
2695 if (ct.nitems == 0) 2750 if (ct.nitems == 0)
2704 ct.nitems = incr_buf_fill; 2759 ct.nitems = incr_buf_fill;
2705 incr_buf = 0; 2760 incr_buf = 0;
2706 incr_buf_size = 0; 2761 incr_buf_size = 0;
2707 incr_ev.stop (); 2762 incr_ev.stop ();
2708 } 2763 }
2709 else 2764 else
2710 { 2765 {
2711 if (selection_wait == Sel_normal 2766 if (selection_wait == Sel_normal
2712 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2767 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2713 { 2768 {
2714 /* 2769 /*
2721 goto bailout; 2776 goto bailout;
2722 } 2777 }
2723 } 2778 }
2724 else if (selection_wait == Sel_incr) 2779 else if (selection_wait == Sel_incr)
2725 { 2780 {
2726 incr_ev.start (NOW + 10); 2781 incr_ev.start (10);
2727 2782
2728 while (incr_buf_fill + ct.nitems > incr_buf_size) 2783 while (incr_buf_fill + ct.nitems > incr_buf_size)
2729 { 2784 {
2730 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024; 2785 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2731 incr_buf = (char *)realloc (incr_buf, incr_buf_size); 2786 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2738 } 2793 }
2739 2794
2740 char **cl; 2795 char **cl;
2741 int cr; 2796 int cr;
2742 2797
2743#if ENABLE_FRILLS 2798#if !ENABLE_MINIMAL
2744 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 2799 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2745 // so recode it manually 2800 // so recode it manually
2746 if (ct.encoding == xa[XA_UTF8_STRING]) 2801 if (ct.encoding == xa[XA_UTF8_STRING])
2747 { 2802 {
2748 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); 2803 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2752 paste (s, strlen (s)); 2807 paste (s, strlen (s));
2753 free (s); 2808 free (s);
2754 } 2809 }
2755 else 2810 else
2756#endif 2811#endif
2757 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 2812 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2758 && cl) 2813 && cl)
2759 { 2814 {
2760 for (int i = 0; i < cr; i++) 2815 for (int i = 0; i < cr; i++)
2761 paste (cl[i], strlen (cl[i])); 2816 paste (cl[i], strlen (cl[i]));
2762 2817
2771 if (selection_wait == Sel_normal) 2826 if (selection_wait == Sel_normal)
2772 selection_wait = Sel_none; 2827 selection_wait = Sel_none;
2773} 2828}
2774 2829
2775void 2830void
2776rxvt_term::incr_cb (time_watcher &w) 2831rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2777{ 2832{
2778 selection_wait = Sel_none; 2833 selection_wait = Sel_none;
2779 2834
2780 incr_buf_size = 0; 2835 incr_buf_size = 0;
2781 free (incr_buf); 2836 free (incr_buf);
2782 2837
2783 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2838 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2784} 2839}
2785 2840
2786void 2841void
2787rxvt_term::selection_property (Window win, Atom prop) 2842rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2788{ 2843{
2789 if (prop == None || selection_wait != Sel_incr) 2844 if (prop == None || selection_wait != Sel_incr)
2790 return; 2845 return;
2791 2846
2792 selection_paste (win, prop, true); 2847 selection_paste (win, prop, true);
2793} 2848}
2794 2849
2795/* ------------------------------------------------------------------------- */ 2850/* ------------------------------------------------------------------------- */
2796/* 2851/*
2797 * Request the current selection: 2852 * Request the current selection:
2798 * Order: > internal selection if available 2853 * Order: > internal selection if available
2799 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2854 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2800 * > CUT_BUFFER0 2855 * > CUT_BUFFER0
2801 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2856 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2802 * will auto fallback to CUT_BUFFER0 2857 * will auto fallback to CUT_BUFFER0
2803 * EXT: button 2 release 2858 * EXT: button 2 release
2804 */ 2859 */
2805void 2860void
2806rxvt_term::selection_request (Time tm, int x, int y) 2861rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2807{ 2862{
2808 if (x < 0 || x >= width || y < 0 || y >= height) 2863 if (selection.text && selnum == Sel_Primary)
2809 return; /* outside window */ 2864 {
2810
2811 if (selection.text)
2812 { /* internal selection */ 2865 /* internal selection */
2813 char *str = rxvt_wcstombs (selection.text, selection.len); 2866 char *str = rxvt_wcstombs (selection.text, selection.len);
2814 paste (str, strlen (str)); 2867 paste (str, strlen (str));
2815 free (str); 2868 free (str);
2816 return; 2869 return;
2817 } 2870 }
2818 else 2871 else
2819 { 2872 {
2820 int i;
2821
2822 selection_request_time = tm; 2873 selection_request_time = tm;
2823 selection_wait = Sel_normal; 2874 selection_wait = Sel_normal;
2824 2875
2825 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2826 {
2827#if X_HAVE_UTF8_STRING 2876#if X_HAVE_UTF8_STRING
2828 selection_type = Sel_UTF8String; 2877 selection_type = Sel_UTF8String;
2829 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2878 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2830 return; 2879 return;
2831#else 2880#else
2832 selection_type = Sel_CompoundText; 2881 selection_type = Sel_CompoundText;
2833 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2882 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2834 return; 2883 return;
2835#endif 2884#endif
2836 }
2837 } 2885 }
2838 2886
2839 selection_wait = Sel_none; /* don't loop in selection_paste () */ 2887 selection_wait = Sel_none; /* don't loop in selection_paste () */
2840 selection_paste (display->root, XA_CUT_BUFFER0, false); 2888 selection_paste (display->root, XA_CUT_BUFFER0, false);
2841} 2889}
2842 2890
2843int 2891int
2844rxvt_term::selection_request_other (Atom target, int selnum) 2892rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2845{ 2893{
2846 Atom sel; 2894 Atom sel;
2847 2895
2848 selection_type |= selnum; 2896 selection_type |= selnum;
2849 2897
2852 else if (selnum == Sel_Secondary) 2900 else if (selnum == Sel_Secondary)
2853 sel = XA_SECONDARY; 2901 sel = XA_SECONDARY;
2854 else 2902 else
2855 sel = xa[XA_CLIPBOARD]; 2903 sel = xa[XA_CLIPBOARD];
2856 2904
2857 if (XGetSelectionOwner (display->display, sel) != None) 2905 if (XGetSelectionOwner (dpy, sel) != None)
2858 { 2906 {
2859 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2907 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2860 vt, selection_request_time); 2908 vt, selection_request_time);
2861 return 1; 2909 return 1;
2862 } 2910 }
2863 2911
2864 return 0; 2912 return 0;
2868/* 2916/*
2869 * Clear all selected text 2917 * Clear all selected text
2870 * EXT: SelectionClear 2918 * EXT: SelectionClear
2871 */ 2919 */
2872void 2920void
2873rxvt_term::selection_clear () 2921rxvt_term::selection_clear () NOTHROW
2874{ 2922{
2875 want_refresh = 1; 2923 want_refresh = 1;
2876 free (selection.text); 2924 free (selection.text);
2877 selection.text = NULL; 2925 selection.text = NULL;
2878 selection.len = 0; 2926 selection.len = 0;
2927 2975
2928 int end_col; 2976 int end_col;
2929 2977
2930 for (; row <= selection.end.row; row++, col = 0) 2978 for (; row <= selection.end.row; row++, col = 0)
2931 { 2979 {
2932#if ENABLE_FRILLS 2980#if !ENABLE_MINIMAL
2933 if (selection.rect) 2981 if (selection.rect)
2934 { 2982 {
2935 col = selection.beg.col; 2983 col = selection.beg.col;
2936 end_col = ncol + 1; 2984 end_col = ncol + 1;
2937 } 2985 }
2940 end_col = ROW(row).l; 2988 end_col = ROW(row).l;
2941 2989
2942 col = max (col, 0); 2990 col = max (col, 0);
2943 2991
2944 if (row == selection.end.row 2992 if (row == selection.end.row
2945#if ENABLE_FRILLS 2993#if !ENABLE_MINIMAL
2946 || selection.rect 2994 || selection.rect
2947#endif 2995#endif
2948 ) 2996 )
2949 min_it (end_col, selection.end.col); 2997 min_it (end_col, selection.end.col);
2950 2998
2973#endif 3021#endif
2974 else 3022 else
2975 new_selection_text[ofs++] = *t++; 3023 new_selection_text[ofs++] = *t++;
2976 } 3024 }
2977 3025
2978#if ENABLE_FRILLS 3026#if !ENABLE_MINIMAL
2979 if (selection.rect) 3027 if (selection.rect)
2980 { 3028 {
2981 while (ofs 3029 while (ofs
2982 && new_selection_text[ofs - 1] != C0_LF 3030 && new_selection_text[ofs - 1] != C0_LF
2983 && unicode::is_space (new_selection_text[ofs - 1])) 3031 && unicode::is_space (new_selection_text[ofs - 1]))
3013 3061
3014 selection_grab (tm); 3062 selection_grab (tm);
3015} 3063}
3016 3064
3017bool 3065bool
3018rxvt_term::selection_grab (Time tm) 3066rxvt_term::selection_grab (Time tm) NOTHROW
3019{ 3067{
3020 selection_time = tm; 3068 selection_time = tm;
3021 3069
3022 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 3070 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3023 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 3071 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3024 { 3072 {
3025 display->set_selection_owner (this); 3073 display->set_selection_owner (this);
3026 return true; 3074 return true;
3027 } 3075 }
3028 else 3076 else
3077 {
3078 selection_clear ();
3029 return false; 3079 return false;
3080 }
3030 3081
3031#if 0 3082#if 0
3032 XTextProperty ct; 3083 XTextProperty ct;
3033 3084
3034 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3085 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3035 { 3086 {
3036 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 3087 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3037 XFree (ct.value); 3088 XFree (ct.value);
3038 } 3089 }
3039#endif 3090#endif
3043/* 3094/*
3044 * Mark or select text based upon number of clicks: 1, 2, or 3 3095 * Mark or select text based upon number of clicks: 1, 2, or 3
3045 * EXT: button 1 press 3096 * EXT: button 1 press
3046 */ 3097 */
3047void 3098void
3048rxvt_term::selection_click (int clicks, int x, int y) 3099rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3049{ 3100{
3050 clicks = ((clicks - 1) % 3) + 1; 3101 clicks = ((clicks - 1) % 3) + 1;
3051 selection.clicks = clicks; /* save clicks so extend will work */ 3102 selection.clicks = clicks; /* save clicks so extend will work */
3052 3103
3104 if (clicks == 2 && !selection.rect
3105 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3106 {
3107 MEvent.clicks = 1; // what a mess
3108 selection.screen = current_screen;
3109 selection.op = SELECTION_CONT;
3110 return;
3111 }
3112
3053 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3113 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3054 3114
3055 if (clicks == 2 || clicks == 3) 3115 if (clicks == 2 || clicks == 3)
3056 selection_extend_colrow (selection.mark.col, 3116 selection_extend_colrow (selection.mark.col,
3057 selection.mark.row + view_start, 3117 selection.mark.row - view_start,
3058 0, /* button 3 */ 3118 0, /* button 3 */
3059 1, /* button press */ 3119 1, /* button press */
3060 0); /* click change */ 3120 0); /* click change */
3061} 3121}
3062 3122
3063/* ------------------------------------------------------------------------- */ 3123/* ------------------------------------------------------------------------- */
3064/* 3124/*
3065 * Mark a selection at the specified col/row 3125 * Mark a selection at the specified col/row
3066 */ 3126 */
3067void 3127void
3068rxvt_term::selection_start_colrow (int col, int row) 3128rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3069{ 3129{
3070 want_refresh = 1; 3130 want_refresh = 1;
3071 3131
3072 selection.mark.row = row - view_start; 3132 selection.mark.row = row + view_start;
3073 selection.mark.col = col; 3133 selection.mark.col = col;
3074 3134
3075 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 3135 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3076 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 3136 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3077 3137
3078 while (selection.mark.col > 0 3138 while (selection.mark.col > 0
3079 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 3139 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3080 --selection.mark.col; 3140 --selection.mark.col;
3081 3141
3082 if (selection.op) 3142 if (selection.op)
3143 {
3083 { /* clear the old selection */ 3144 /* clear the old selection */
3084 selection.beg.row = selection.end.row = selection.mark.row; 3145 selection.beg.row = selection.end.row = selection.mark.row;
3085 selection.beg.col = selection.end.col = selection.mark.col; 3146 selection.beg.col = selection.end.col = selection.mark.col;
3086 } 3147 }
3087 3148
3088 selection.op = SELECTION_INIT; 3149 selection.op = SELECTION_INIT;
3099#define DELIMIT_TEXT(x) \ 3160#define DELIMIT_TEXT(x) \
3100 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3161 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3101#define DELIMIT_REND(x) 1 3162#define DELIMIT_REND(x) 1
3102 3163
3103void 3164void
3104rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3165rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3105{ 3166{
3106 int col, row, dirnadd, tcol, trow, w1, w2; 3167 int col, row, dirnadd, tcol, trow, w1, w2;
3107 row_col_t bound; 3168 row_col_t bound;
3108 text_t *stp; 3169 text_t *stp;
3109 rend_t *srp; 3170 rend_t *srp;
3110 3171
3111 if (dirn == UP) 3172 if (dirn == UP)
3112 { 3173 {
3113 bound.row = - nsaved - 1; 3174 bound.row = top_row - 1;
3114 bound.col = 0; 3175 bound.col = 0;
3115 dirnadd = -1; 3176 dirnadd = -1;
3116 } 3177 }
3117 else 3178 else
3118 { 3179 {
3183 * flag == 0 ==> button 1 3244 * flag == 0 ==> button 1
3184 * flag == 1 ==> button 3 press 3245 * flag == 1 ==> button 3 press
3185 * flag == 2 ==> button 3 motion 3246 * flag == 2 ==> button 3 motion
3186 */ 3247 */
3187void 3248void
3188rxvt_term::selection_extend (int x, int y, int flag) 3249rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3189{ 3250{
3190 int col = clamp (Pixel2Col (x), 0, ncol); 3251 int col = clamp (Pixel2Col (x), 0, ncol);
3191 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3252 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3192 3253
3193 /* 3254 /*
3196 * select nothing. Otherwise, if we're to the right of the mark, you have to 3257 * select nothing. Otherwise, if we're to the right of the mark, you have to
3197 * be _past_ a character for it to be selected. 3258 * be _past_ a character for it to be selected.
3198 */ 3259 */
3199 if (((selection.clicks % 3) == 1) && !flag 3260 if (((selection.clicks % 3) == 1) && !flag
3200 && (col == selection.mark.col 3261 && (col == selection.mark.col
3201 && (row == selection.mark.row + view_start))) 3262 && (row == selection.mark.row - view_start)))
3202 { 3263 {
3203 /* select nothing */ 3264 /* select nothing */
3204 selection.beg.row = selection.end.row = 0; 3265 selection.beg.row = selection.end.row = 0;
3205 selection.beg.col = selection.end.col = 0; 3266 selection.beg.col = selection.end.col = 0;
3206 selection.clicks = 4; 3267 selection.clicks = 4;
3219/* ------------------------------------------------------------------------- */ 3280/* ------------------------------------------------------------------------- */
3220/* 3281/*
3221 * Extend the selection to the specified col/row 3282 * Extend the selection to the specified col/row
3222 */ 3283 */
3223void 3284void
3224rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3285rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3225{ 3286{
3226 row_col_t pos; 3287 row_col_t pos;
3227 enum { 3288 enum {
3228 LEFT, RIGHT 3289 LEFT, RIGHT
3229 } closeto = RIGHT; 3290 } closeto = RIGHT;
3261 selection.beg.col = selection.end.col = selection.mark.col; 3322 selection.beg.col = selection.end.col = selection.mark.col;
3262 selection.beg.row = selection.end.row = selection.mark.row; 3323 selection.beg.row = selection.end.row = selection.mark.row;
3263 } 3324 }
3264 3325
3265 pos.col = col; 3326 pos.col = col;
3266 pos.row = row - view_start; 3327 pos.row = view_start + row;
3267 3328
3268 /* 3329 /*
3269 * This is mainly xterm style selection with a couple of differences, mainly 3330 * This is mainly xterm style selection with a couple of differences, mainly
3270 * in the way button3 drag extension works. 3331 * in the way button3 drag extension works.
3271 * We're either doing: button1 drag; button3 press; or button3 drag 3332 * We're either doing: button1 drag; button3 press; or button3 drag
3277 * a point/word/line which is either the start or end of the selection 3338 * a point/word/line which is either the start or end of the selection
3278 * and it was decided by whichever point/word/line was `fixed' at the 3339 * and it was decided by whichever point/word/line was `fixed' at the
3279 * time of the most recent button3 press 3340 * time of the most recent button3 press
3280 */ 3341 */
3281 if (button3 && buttonpress) 3342 if (button3 && buttonpress)
3343 {
3282 { /* button3 press */ 3344 /* button3 press */
3283 /* 3345 /*
3284 * first determine which edge of the selection we are closest to 3346 * first determine which edge of the selection we are closest to
3285 */ 3347 */
3286 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3348 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3287 || (!ROWCOL_IS_AFTER (pos, selection.end) 3349 || (!ROWCOL_IS_AFTER (pos, selection.end)
3305 selection.mark.row = selection.beg.row; 3367 selection.mark.row = selection.beg.row;
3306 selection.mark.col = selection.beg.col; 3368 selection.mark.col = selection.beg.col;
3307 } 3369 }
3308 } 3370 }
3309 else 3371 else
3372 {
3310 { /* button1 drag or button3 drag */ 3373 /* button1 drag or button3 drag */
3311 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3374 if (ROWCOL_IS_AFTER (selection.mark, pos))
3312 { 3375 {
3313 if (selection.mark.row == selection.end.row 3376 if (selection.mark.row == selection.end.row
3314 && selection.mark.col == selection.end.col 3377 && selection.mark.col == selection.end.col
3315 && clickchange 3378 && clickchange
3332 3395
3333 if (selection.clicks == 1) 3396 if (selection.clicks == 1)
3334 { 3397 {
3335 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3398 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3336 && !ROW(selection.beg.row).is_longer () 3399 && !ROW(selection.beg.row).is_longer ()
3337#if ENABLE_FRILLS 3400#if !ENABLE_MINIMAL
3338 && !selection.rect 3401 && !selection.rect
3339#endif 3402#endif
3340 ) 3403 )
3341 selection.beg.col = ncol; 3404 selection.beg.col = ncol;
3342 3405
3343 if ( 3406 if (
3344 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3407 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3345 && !ROW(selection.end.row).is_longer () 3408 && !ROW(selection.end.row).is_longer ()
3346#if ENABLE_FRILLS 3409#if !ENABLE_MINIMAL
3347 && !selection.rect 3410 && !selection.rect
3348#endif 3411#endif
3349 ) 3412 )
3350 selection.end.col = ncol; 3413 selection.end.col = ncol;
3351 } 3414 }
3352 else if (selection.clicks == 2) 3415 else if (selection.clicks == 2)
3353 { 3416 {
3354 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3417 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3355 selection.end.col--; 3418 selection.end.col--;
3356 3419
3357 if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3358 {
3359 selection_delimit_word (UP, &selection.beg, &selection.beg); 3420 selection_delimit_word (UP, &selection.beg, &selection.beg);
3360 selection_delimit_word (DN, &selection.end, &selection.end); 3421 selection_delimit_word (DN, &selection.end, &selection.end);
3361 }
3362 } 3422 }
3363 else if (selection.clicks == 3) 3423 else if (selection.clicks == 3)
3364 { 3424 {
3365#if ENABLE_FRILLS 3425#if ENABLE_FRILLS
3366 if (OPTION (Opt_tripleclickwords)) 3426 if (option (Opt_tripleclickwords))
3367 { 3427 {
3368 selection_delimit_word (UP, &selection.beg, &selection.beg); 3428 selection_delimit_word (UP, &selection.beg, &selection.beg);
3369 3429
3370 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3430 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3371 { 3431 {
3372 if (!ROW(end_row).is_longer ()) 3432 if (!ROW(end_row).is_longer ())
3373 { 3433 {
3374 selection.end.row = end_row; 3434 selection.end.row = end_row;
3375 selection.end.col = ROW(end_row).l; 3435 selection.end.col = ROW(end_row).l;
3436# if !ENABLE_MINIMAL
3376 selection_remove_trailing_spaces (); 3437 selection_remove_trailing_spaces ();
3438# endif
3377 break; 3439 break;
3378 } 3440 }
3379 } 3441 }
3380 } 3442 }
3381 else 3443 else
3397 selection.end.row++; 3459 selection.end.row++;
3398 } 3460 }
3399 } 3461 }
3400 3462
3401 if (button3 && buttonpress) 3463 if (button3 && buttonpress)
3464 {
3402 { /* mark may need to be changed */ 3465 /* mark may need to be changed */
3403 if (closeto == LEFT) 3466 if (closeto == LEFT)
3404 { 3467 {
3405 selection.mark.row = selection.end.row; 3468 selection.mark.row = selection.end.row;
3406 selection.mark.col = selection.end.col - (selection.clicks == 2); 3469 selection.mark.col = selection.end.col - (selection.clicks == 2);
3407 } 3470 }
3410 selection.mark.row = selection.beg.row; 3473 selection.mark.row = selection.beg.row;
3411 selection.mark.col = selection.beg.col; 3474 selection.mark.col = selection.beg.col;
3412 } 3475 }
3413 } 3476 }
3414 3477
3415#if ENABLE_FRILLS 3478#if !ENABLE_MINIMAL
3416 if (selection.rect && selection.beg.col > selection.end.col) 3479 if (selection.rect && selection.beg.col > selection.end.col)
3417 ::swap (selection.beg.col, selection.end.col); 3480 ::swap (selection.beg.col, selection.end.col);
3418#endif 3481#endif
3419} 3482}
3420 3483
3421#if ENABLE_FRILLS 3484#if !ENABLE_MINIMAL
3422void 3485void
3423rxvt_term::selection_remove_trailing_spaces () 3486rxvt_term::selection_remove_trailing_spaces () NOTHROW
3424{ 3487{
3425 int32_t end_col, end_row; 3488 int32_t end_col, end_row;
3426 text_t *stp; 3489 text_t *stp;
3427 3490
3428 end_col = selection.end.col; 3491 end_col = selection.end.col;
3466/* 3529/*
3467 * Double click on button 3 when already selected 3530 * Double click on button 3 when already selected
3468 * EXT: button 3 double click 3531 * EXT: button 3 double click
3469 */ 3532 */
3470void 3533void
3471rxvt_term::selection_rotate (int x, int y) 3534rxvt_term::selection_rotate (int x, int y) NOTHROW
3472{ 3535{
3473 selection.clicks = selection.clicks % 3 + 1; 3536 selection.clicks = selection.clicks % 3 + 1;
3474 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3537 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3475} 3538}
3476 3539
3478/* 3541/*
3479 * Respond to a request for our current selection 3542 * Respond to a request for our current selection
3480 * EXT: SelectionRequest 3543 * EXT: SelectionRequest
3481 */ 3544 */
3482void 3545void
3483rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3546rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3484{ 3547{
3485 XSelectionEvent ev; 3548 XSelectionEvent ev;
3486 dDisp;
3487 3549
3488 ev.type = SelectionNotify; 3550 ev.type = SelectionNotify;
3489 ev.property = None; 3551 ev.property = None;
3490 ev.display = rq.display; 3552 ev.display = rq.display;
3491 ev.requestor = rq.requestor; 3553 ev.requestor = rq.requestor;
3505 *target++ = xa[XA_COMPOUND_TEXT]; 3567 *target++ = xa[XA_COMPOUND_TEXT];
3506#if X_HAVE_UTF8_STRING 3568#if X_HAVE_UTF8_STRING
3507 *target++ = xa[XA_UTF8_STRING]; 3569 *target++ = xa[XA_UTF8_STRING];
3508#endif 3570#endif
3509 3571
3510 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3572 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3511 32, PropModeReplace, 3573 32, PropModeReplace,
3512 (unsigned char *)target_list, target - target_list); 3574 (unsigned char *)target_list, target - target_list);
3513 ev.property = rq.property; 3575 ev.property = rq.property;
3514 } 3576 }
3515#if TODO // TODO 3577#if TODO // TODO
3518 /* TODO: Handle MULTIPLE */ 3580 /* TODO: Handle MULTIPLE */
3519 } 3581 }
3520#endif 3582#endif
3521 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3583 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3522 { 3584 {
3523 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3585 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3524 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3586 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3525 ev.property = rq.property; 3587 ev.property = rq.property;
3526 } 3588 }
3527 else if (rq.target == XA_STRING 3589 else if (rq.target == XA_STRING
3528 || rq.target == xa[XA_TEXT] 3590 || rq.target == xa[XA_TEXT]
3552 style = enc_string; 3614 style = enc_string;
3553 else if (target == xa[XA_TEXT]) 3615 else if (target == xa[XA_TEXT])
3554 style = enc_text; 3616 style = enc_text;
3555 else if (target == xa[XA_COMPOUND_TEXT]) 3617 else if (target == xa[XA_COMPOUND_TEXT])
3556 style = enc_compound_text; 3618 style = enc_compound_text;
3557#if ENABLE_FRILLS 3619#if !ENABLE_MINIMAL
3558 else if (target == xa[XA_UTF8_STRING]) 3620 else if (target == xa[XA_UTF8_STRING])
3559 style = enc_utf8; 3621 style = enc_utf8;
3560#endif 3622#endif
3561 else 3623 else
3562 { 3624 {
3573 { 3635 {
3574 cl = L""; 3636 cl = L"";
3575 selectlen = 0; 3637 selectlen = 0;
3576 } 3638 }
3577 3639
3578#if ENABLE_FRILLS 3640#if !ENABLE_MINIMAL
3579 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3641 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3580 // so recode it manually 3642 // so recode it manually
3581 if (style == enc_utf8) 3643 if (style == enc_utf8)
3582 { 3644 {
3583 freect = 1; 3645 freect = 1;
3586 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3648 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3587 ct.nitems = strlen ((char *)ct.value); 3649 ct.nitems = strlen ((char *)ct.value);
3588 } 3650 }
3589 else 3651 else
3590#endif 3652#endif
3591 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3653 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3592 freect = 1; 3654 freect = 1;
3593 else 3655 else
3594 { 3656 {
3595 /* if we failed to convert then send it raw */ 3657 /* if we failed to convert then send it raw */
3596 ct.value = (unsigned char *)cl; 3658 ct.value = (unsigned char *)cl;
3597 ct.nitems = selectlen; 3659 ct.nitems = selectlen;
3598 ct.encoding = target; 3660 ct.encoding = target;
3599 } 3661 }
3600 3662
3601 XChangeProperty (disp, rq.requestor, rq.property, 3663 XChangeProperty (dpy, rq.requestor, rq.property,
3602 ct.encoding, 8, PropModeReplace, 3664 ct.encoding, 8, PropModeReplace,
3603 ct.value, (int)ct.nitems); 3665 ct.value, (int)ct.nitems);
3604 ev.property = rq.property; 3666 ev.property = rq.property;
3605 3667
3606 if (freect) 3668 if (freect)
3607 XFree (ct.value); 3669 XFree (ct.value);
3608 } 3670 }
3609 3671
3610 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3672 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3611}
3612
3613/* ------------------------------------------------------------------------- *
3614 * MOUSE ROUTINES *
3615 * ------------------------------------------------------------------------- */
3616
3617/*
3618 * return col/row values corresponding to x/y pixel values
3619 */
3620void
3621rxvt_term::pixel_position (int *x, int *y)
3622{
3623 *x = Pixel2Col (*x);
3624 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3625 *y = Pixel2Row (*y);
3626 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3627} 3673}
3628 3674
3629/* ------------------------------------------------------------------------- */ 3675/* ------------------------------------------------------------------------- */
3630#ifdef USE_XIM 3676#ifdef USE_XIM
3631void 3677void
3632rxvt_term::im_set_position (XPoint &pos) 3678rxvt_term::im_set_position (XPoint &pos) NOTHROW
3633{ 3679{
3634 XWindowAttributes xwa; 3680 XWindowAttributes xwa;
3635 3681
3636 XGetWindowAttributes (display->display, vt, &xwa); 3682 XGetWindowAttributes (dpy, vt, &xwa);
3637 3683
3638 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3684 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3639 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3685 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3640} 3686}
3641#endif 3687#endif
3642 3688
3643#if ENABLE_OVERLAY 3689#if ENABLE_OVERLAY
3644void 3690void
3645rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3691rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3646{ 3692{
3647 if (nrow < 1 || ncol < 1) 3693 if (nrow < 1 || ncol < 1)
3648 return; 3694 return;
3649 3695
3650 want_refresh = 1; 3696 want_refresh = 1;
3695 *rp = r; 3741 *rp = r;
3696 } 3742 }
3697} 3743}
3698 3744
3699void 3745void
3700rxvt_term::scr_overlay_off () 3746rxvt_term::scr_overlay_off () NOTHROW
3701{ 3747{
3702 if (!ov_text) 3748 if (!ov_text)
3703 return; 3749 return;
3704 3750
3705 want_refresh = 1; 3751 want_refresh = 1;
3713 delete [] ov_text; ov_text = 0; 3759 delete [] ov_text; ov_text = 0;
3714 delete [] ov_rend; ov_rend = 0; 3760 delete [] ov_rend; ov_rend = 0;
3715} 3761}
3716 3762
3717void 3763void
3718rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3764rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3719{ 3765{
3720 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3766 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3721 return; 3767 return;
3722 3768
3723 x++, y++; 3769 x++, y++;
3725 ov_text[y][x] = text; 3771 ov_text[y][x] = text;
3726 ov_rend[y][x] = rend; 3772 ov_rend[y][x] = rend;
3727} 3773}
3728 3774
3729void 3775void
3730rxvt_term::scr_overlay_set (int x, int y, const char *s) 3776rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3731{ 3777{
3732 while (*s) 3778 while (*s)
3733 scr_overlay_set (x++, y, *s++); 3779 scr_overlay_set (x++, y, *s++);
3734} 3780}
3735 3781
3736void 3782void
3737rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3783rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3738{ 3784{
3739 while (*s) 3785 while (*s)
3740 { 3786 {
3741 text_t t = *s++; 3787 text_t t = *s++;
3742 int width = wcwidth (t); 3788 int width = WCWIDTH (t);
3743 3789
3744 while (width--) 3790 while (width--)
3745 { 3791 {
3746 scr_overlay_set (x++, y, t); 3792 scr_overlay_set (x++, y, t);
3747 t = NOCHAR; 3793 t = NOCHAR;
3748 } 3794 }
3749 } 3795 }
3750} 3796}
3751 3797
3752void 3798void
3753rxvt_term::scr_swap_overlay () 3799rxvt_term::scr_swap_overlay () NOTHROW
3754{ 3800{
3755 if (!ov_text) 3801 if (!ov_text)
3756 return; 3802 return;
3757 3803
3758 // swap screen mem with overlay 3804 // swap screen mem with overlay
3759 for (int y = ov_h; y--; ) 3805 for (int y = ov_h; y--; )
3760 { 3806 {
3761 text_t *t1 = ov_text[y]; 3807 text_t *t1 = ov_text[y];
3762 rend_t *r1 = ov_rend[y]; 3808 rend_t *r1 = ov_rend[y];
3763 3809
3764 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x; 3810 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3765 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x; 3811 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3766 3812
3767 for (int x = ov_w; x--; ) 3813 for (int x = ov_w; x--; )
3768 { 3814 {
3769 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3815 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3770 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3816 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));

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