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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.201 by root, Sat Dec 31 16:40:28 2005 UTC vs.
Revision 1.240 by root, Thu Jan 19 17:21:20 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
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) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 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.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
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 30
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 32
32#include <inttypes.h> 33#include <inttypes.h>
33 34
… …
46 47
47/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
52 view_start = 0 53 view_start = 0
53#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
… …
114 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
116 117
117/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
118void 119void
119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const
120{ 121{
121 if (!l.t) 122 if (!l.t)
122 { 123 {
123 lalloc (l); 124 lalloc (l);
124 col = 0; 125 col = 0;
125 width = ncol; 126 width = ncol;
126 } 127 }
127 128
129 l.touch ();
130
128 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130 133
131 text_t *et = l.t + col; 134 text_t *et = l.t + col;
132 rend_t *er = l.r + col; 135 rend_t *er = l.r + col;
… …
139} 142}
140 143
141/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
142/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
143void 146void
144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const
145{ 148{
146 scr_blank_line (l, 0, ncol, efs); 149 scr_blank_line (l, 0, ncol, efs);
150
151 l.l = 0;
152 l.f = 0;
147} 153}
148 154
149/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
… …
173 if (nrow + saveLines < 2) 179 if (nrow + saveLines < 2)
174 { 180 {
175 //TODO//FIXME 181 //TODO//FIXME
176 saveLines++; 182 saveLines++;
177 prev_nrow--; 183 prev_nrow--;
178 nsaved++; 184 top_row--;
179 } 185 }
180 186
181 want_refresh = 1; 187 want_refresh = 1;
182 188
183 int prev_total_rows = prev_nrow + saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
… …
188 194
189 if (!row_buf) 195 if (!row_buf)
190 { 196 {
191 /* 197 /*
192 * first time called so just malloc everything: don't rely on realloc 198 * first time called so just malloc everything: don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */ 199 */
195 nsaved = 0; /* no saved lines */ 200 top_row = 0; /* no saved lines */
196 term_start = 0; 201 term_start = 0;
197 202
198 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
200 205
201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 209
206 for (int row = nrow; row--; ) 210 for (int row = nrow; row--; )
207 { 211 {
208 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); 212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
… …
235 CLEAR_ALL_SELECTION (); 239 CLEAR_ALL_SELECTION ();
236 rvideo = 0; 240 rvideo = 0;
237 } 241 }
238 else 242 else
239 { 243 {
244 CLEAR_ALL_SELECTION ();
245
240 /* 246 /*
241 * add or delete rows as appropriate 247 * add or delete rows as appropriate
242 */ 248 */
243 249
244 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
… …
254 } 260 }
255 } 261 }
256#endif 262#endif
257 263
258 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); 265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261 266
262 for (int row = min (nrow, prev_nrow); row--; ) 267 for (int row = min (nrow, prev_nrow); row--; )
263 { 268 {
264 lresize (drawn_buf[row]); 269 lresize (drawn_buf[row]);
… …
269 { 274 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 } 277 }
273 278
279 line_t *old_buf = row_buf;
274 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
275 281
276 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277 int pend = MOD (term_start - nsaved , prev_total_rows); 283 int pend = MOD (term_start + top_row , prev_total_rows);
278 int q = total_rows; // rewrapped row 284 int q = total_rows; // rewrapped row
279 285
280 if (nsaved) 286 if (top_row)
281 { 287 {
282 // re-wrap lines, this is rather ugly, possibly because I am too dumb 288 // re-wrap lines, this is rather ugly, possibly because I am too dumb
283 // to come up with a lean and mean algorithm. 289 // to come up with a lean and mean algorithm.
284 290
285 row_col_t ocur = screen.cur; 291 row_col_t ocur = screen.cur;
… …
289 { 295 {
290 p = MOD (p - 1, prev_total_rows); 296 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT 297#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t); 298 assert (old_buf [MOD (p, prev_total_rows)].t);
293#endif 299#endif
294
295 int plines = 1; 300 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l; 301 int llen = old_buf [MOD (p, prev_total_rows)].l;
297 302
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 303 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299 { 304 {
… …
317 // re-assemble the full line by destination lines 322 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++) 323 for (int qrow = q; qlines--; qrow++)
319 { 324 {
320 qline = row_buf + qrow; 325 qline = row_buf + qrow;
321 lalloc (*qline); 326 lalloc (*qline);
327 qline->l = ncol;
322 qline->set_is_longer (); 328 qline->is_longer (1);
323 329
324 int qcol = 0; 330 int qcol = 0;
325 331
332 // see below for cursor adjustment rationale
333 if (p == ocur.row)
334 screen.cur.row = q - (total_rows - nrow);
335
326 // fill a single destination line 336 // fill a single destination line
327 while (lofs < llen && qcol < ncol) 337 while (lofs < llen && qcol < ncol)
328 { 338 {
329 int prow = lofs / prev_ncol; 339 int prow = lofs / prev_ncol;
330 int pcol = lofs % prev_ncol; 340 int pcol = lofs % prev_ncol;
… …
352 qcol += len; 362 qcol += len;
353 } 363 }
354 } 364 }
355 365
356 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0; 366 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
357#ifdef DEBUG_STRICT //TODO//FIXME//TEMPORARY 367 qline->is_longer (0);
358 if (qline->l < 0)
359 {
360 fprintf (stderr, "ERROR, PLEASE REPORT to rxvt-unicode@plan9.de: qline->l %d = llen %d < ncol %d ? %d : MOD %d\n", qline->l,llen,ncol,llen,MOD (llen - 1, ncol) + 1);//D
361 qline->l = 0;
362 }
363#endif
364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 368 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
365 } 369 }
366 while (p != pend && q > 0); 370 while (p != pend && q > 0);
367 371
368 term_start = total_rows - nrow; 372 term_start = total_rows - nrow;
369 nsaved = term_start - q; 373 top_row = q - term_start;
370 374
371 // make sure all terminal lines exist 375 // make sure all terminal lines exist
372 while (nsaved < 0) 376 while (top_row > 0)
373 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); 377 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374
375 } 378 }
376 else 379 else
377 { 380 {
378 // if no scrollback exists (yet), wing, instead of wrap 381 // if no scrollback exists (yet), wing, instead of wrap
379 382
… …
392 } 395 }
393 396
394 term_start = 0; 397 term_start = 0;
395 } 398 }
396 399
397#ifdef DEBUG_STRICT //TODO: remove
398 for (int i = -nsaved; i < nrow; i++)
399 assert (ROW (i).t);
400#endif
401
402 free (old_buf); 400 free (old_buf);
403 delete old_ta; 401 delete old_ta;
404 delete old_ra; 402 delete old_ra;
405 403
406 clamp_it (screen.cur.row, 0, nrow - 1); 404 clamp_it (screen.cur.row, 0, nrow - 1);
… …
417 415
418 for (int col = ncol; col--; ) 416 for (int col = ncol; col--; )
419 tabs [col] = col % TABSIZE == 0; 417 tabs [col] = col % TABSIZE == 0;
420 418
421 tt_winch (); 419 tt_winch ();
420
421 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
422} 422}
423 423
424/* ------------------------------------------------------------------------- */ 424/* ------------------------------------------------------------------------- */
425/* 425/*
426 * Free everything. That way malloc debugging can find leakage. 426 * Free everything. That way malloc debugging can find leakage.
… …
432 delete ralloc; ralloc = 0; 432 delete ralloc; ralloc = 0;
433 433
434 free (row_buf); 434 free (row_buf);
435 free (swap_buf); 435 free (swap_buf);
436 free (drawn_buf); 436 free (drawn_buf);
437 free (temp_buf);
438 free (tabs); 437 free (tabs);
439 438
440 row_buf = 0; // signal that we freed all the arrays 439 row_buf = 0; // signal that we freed all the arrays
441} 440}
442 441
… …
450 scr_release (); 449 scr_release ();
451 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
452 scr_reset (); 451 scr_reset ();
453 452
454 scr_clear (true); 453 scr_clear (true);
455 scr_refresh (SLOW_REFRESH); 454 scr_refresh ();
456} 455}
457 456
458/* ------------------------------------------------------------------------- * 457/* ------------------------------------------------------------------------- *
459 * PROCESS SCREEN COMMANDS * 458 * PROCESS SCREEN COMMANDS *
460 * ------------------------------------------------------------------------- */ 459 * ------------------------------------------------------------------------- */
… …
530 529
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1); 530 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1); 531 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533 532
534#if NSCREENS 533#if NSCREENS
535 if (options & Opt_secondaryScreen) 534 if (OPTION (Opt_secondaryScreen))
536 { 535 {
537 num_scr = 0; 536 num_scr = 0;
538 537
539 for (int i = prev_nrow; i--; ) 538 for (int i = prev_nrow; i--; )
540 ::swap (ROW(i), swap_buf [i]); 539 ::swap (ROW(i), swap_buf [i]);
… …
544 screen.flags |= Screen_VisibleCursor; 543 screen.flags |= Screen_VisibleCursor;
545 swap.flags |= Screen_VisibleCursor; 544 swap.flags |= Screen_VisibleCursor;
546 } 545 }
547 else 546 else
548#endif 547#endif
549 if (options & Opt_secondaryScroll) 548 if (OPTION (Opt_secondaryScroll))
550 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 549 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
551 550
552 return scrn; 551 return scrn;
553} 552}
554 553
… …
574 * Change the colour for following text 573 * Change the colour for following text
575 */ 574 */
576void 575void
577rxvt_term::scr_color (unsigned int color, int fgbg) 576rxvt_term::scr_color (unsigned int color, int fgbg)
578{ 577{
579 if (color > maxTermCOLOR) 578 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
580 color = fgbg; 579 color = fgbg;
581 580
582 if (fgbg == Color_fg) 581 if (fgbg == Color_fg)
583 rstyle = SET_FGCOLOR (rstyle, color); 582 rstyle = SET_FGCOLOR (rstyle, color);
584 else 583 else
… …
615 want_refresh = 1; 614 want_refresh = 1;
616 num_scr += count; 615 num_scr += count;
617 616
618 if (count > 0 617 if (count > 0
619 && row1 == 0 618 && row1 == 0
620 && row2 == nrow - 1
621 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 619 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
622 { 620 {
623 nsaved = min (nsaved + count, saveLines); 621 top_row = max (top_row - count, -saveLines);
622
623 // scroll everything up 'count' lines
624 term_start = (term_start + count) % total_rows; 624 term_start = (term_start + count) % total_rows;
625 625
626 // sever bottommost line
627 {
628 line_t &l = ROW(row2 - count);
629 l.is_longer (0);
630 l.touch ();
631 }
632
633 // erase newly scrolled-in lines
634 for (int i = count; i--; )
635 {
636 // basically this is a slightly optimized scr_blank_screen_mem
637 // it is worth the effort on slower machines
638 line_t &l = ROW(nrow - 1 - i);
639
640 scr_blank_line (l, 0, l.l, rstyle);
641
642 l.l = 0;
643 l.f = 0;
644 }
645
646 // now copy lines below the scroll region bottom to the
647 // bottom of the screen again, so they look as if they
648 // hadn't moved.
649 for (int i = nrow; --i > row2; )
650 {
651 line_t &l1 = ROW(i - count);
652 line_t &l2 = ROW(i);
653
654 ::swap (l1, l2);
655 l2.touch ();
656 }
657
658 // move and/or clear selection, if any
626 if (selection.op && current_screen == selection.screen) 659 if (selection.op && current_screen == selection.screen)
627 { 660 {
628 selection.beg.row -= count; 661 selection.beg.row -= count;
629 selection.end.row -= count; 662 selection.end.row -= count;
630 selection.mark.row -= count; 663 selection.mark.row -= count;
631 664
632 if (selection.beg.row < -nsaved 665 if (selection.beg.row < top_row
633 || selection.end.row < -nsaved 666 || selection.end.row < top_row
634 || selection.mark.row < -nsaved) 667 || selection.mark.row < top_row)
635 { 668 {
636 CLEAR_ALL_SELECTION (); 669 CLEAR_ALL_SELECTION ();
637 selection.op = SELECTION_CLEAR; 670 selection.op = SELECTION_CLEAR;
638 } 671 }
639 } 672 }
640 673
641 for (int i = count; i--; ) 674 // finally move the view window, if desired
642 {
643 ROW(row2 - i).l = 0;
644 scr_blank_screen_mem (ROW(row2 - i), rstyle);
645 }
646
647 if ((options & Opt_scrollWithBuffer) 675 if (OPTION (Opt_scrollWithBuffer)
648 && view_start != 0 676 && view_start != 0
649 && view_start != saveLines) 677 && view_start != -saveLines)
650 scr_page (UP, count); 678 scr_page (UP, count);
679
680 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
681 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
651 } 682 }
652 else 683 else
653 { 684 {
654 if (selection.op && current_screen == selection.screen) 685 if (selection.op && current_screen == selection.screen)
655 { 686 {
… …
679 710
680 int rows = row2 - row1 + 1; 711 int rows = row2 - row1 + 1;
681 712
682 min_it (count, rows); 713 min_it (count, rows);
683 714
715 line_t *temp_buf = row_buf + total_rows;
716
684 for (int row = 0; row < rows; row++) 717 for (int row = 0; row < rows; row++)
685 { 718 {
686 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 719 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
687 720
688 if (!IN_RANGE_EXC (row + count, 0, rows)) 721 if (!IN_RANGE_EXC (row + count, 0, rows))
… …
699/* ------------------------------------------------------------------------- */ 732/* ------------------------------------------------------------------------- */
700/* 733/*
701 * Add text given in <str> of length <len> to screen struct 734 * Add text given in <str> of length <len> to screen struct
702 */ 735 */
703void 736void
704rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 737rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
705{ 738{
706 if (len <= 0) /* sanity */ 739 if (len <= 0) /* sanity */
707 return; 740 return;
708 741
709 unsigned char checksel; 742 unsigned char checksel;
710 unicode_t c; 743 unicode_t c;
711 int last_col; 744 int ncol = this->ncol;
712 const unicode_t *strend = str + len; 745 const wchar_t *strend = str + len;
713 746
714 want_refresh = 1; 747 want_refresh = 1;
715 ZERO_SCROLLBACK (); 748 ZERO_SCROLLBACK ();
716 last_col = ncol;
717 749
718 if (nlines > 0) 750 if (minlines > 0)
719 { 751 {
720 nlines += screen.cur.row - screen.bscroll; 752 minlines += screen.cur.row - screen.bscroll;
753
721 if (nlines > 0 754 if (minlines > 0
722 && screen.tscroll == 0 755 && screen.tscroll == 0
723 && screen.bscroll == (nrow - 1)) 756 && screen.bscroll == nrow - 1)
724 { 757 {
725 /* _at least_ this many lines need to be scrolled */ 758 /* _at least_ this many lines need to be scrolled */
726 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 759 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
727 screen.cur.row -= nlines; 760 screen.cur.row -= minlines;
728 } 761 }
729 } 762 }
730 763
731#ifdef DEBUG_STRICT 764#ifdef DEBUG_STRICT
732 assert (screen.cur.col < last_col); 765 assert (screen.cur.col < ncol);
733 assert (screen.cur.row < nrow 766 assert (screen.cur.row < nrow
734 && screen.cur.row >= -nsaved); 767 && screen.cur.row >= top_row);
735#endif 768#endif
736 int row = screen.cur.row; 769 int row = screen.cur.row;
737 770
738 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 771 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
739 772
740 line_t *line = &ROW(row); 773 line_t *line = &ROW(row);
741 774
742 while (str < strend) 775 while (str < strend)
743 { 776 {
744 c = *str++; 777 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
745 778
746 if (c < 0x20) 779 if (c < 0x20)
747 if (c == C0_LF) 780 if (c == C0_LF)
748 { 781 {
749 if (!line->is_longer ()) /* XXX: think about this */
750 max_it (line->l, screen.cur.col); 782 max_it (line->l, screen.cur.col);
751 783
752 screen.flags &= ~Screen_WrapNext; 784 screen.flags &= ~Screen_WrapNext;
753 785
754 if (screen.cur.row == screen.bscroll) 786 if (screen.cur.row == screen.bscroll)
755 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 787 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
759 line = &ROW(row); /* _must_ refresh */ 791 line = &ROW(row); /* _must_ refresh */
760 continue; 792 continue;
761 } 793 }
762 else if (c == C0_CR) 794 else if (c == C0_CR)
763 { 795 {
764 if (!line->is_longer ()) /* XXX: think about this */
765 max_it (line->l, screen.cur.col); 796 max_it (line->l, screen.cur.col);
766 797
767 screen.flags &= ~Screen_WrapNext; 798 screen.flags &= ~Screen_WrapNext;
768 screen.cur.col = 0; 799 screen.cur.col = 0;
769 continue; 800 continue;
770 } 801 }
… …
787 CLEAR_SELECTION (); 818 CLEAR_SELECTION ();
788 } 819 }
789 820
790 if (screen.flags & Screen_WrapNext) 821 if (screen.flags & Screen_WrapNext)
791 { 822 {
792 line->set_is_longer ();
793
794 scr_do_wrap (); 823 scr_do_wrap ();
795 824
825 line->l = ncol;
826 line->is_longer (1);
827
796 row = screen.cur.row; 828 row = screen.cur.row;
797 line = &ROW(row); /* _must_ refresh */ 829 line = &ROW(row); /* _must_ refresh */
798 } 830 }
799 831
800 // some utf-8 decoders "decode" surrogate characters: let's fix this. 832 // some utf-8 decoders "decode" surrogate characters: let's fix this.
… …
805 // do wcwidth before further replacements, as wcwidth might return -1 837 // do wcwidth before further replacements, as wcwidth might return -1
806 // for the line drawing characters below as they might be invalid in the current 838 // for the line drawing characters below as they might be invalid in the current
807 // locale. 839 // locale.
808 int width = c < 0x100 ? 1 : wcwidth (c); 840 int width = c < 0x100 ? 1 : wcwidth (c);
809 841
810 if (charsets[screen.charset] == '0') // DEC SPECIAL 842 if (charsets [screen.charset] == '0') // DEC SPECIAL
811 { 843 {
812 // vt100 special graphics and line drawing 844 // vt100 special graphics and line drawing
813 // 5f-7e standard vt100 845 // 5f-7e standard vt100
814 // 40-5e rxvt extension for extra curses acs chars 846 // 40-5e rxvt extension for extra curses acs chars
815 static uint16_t vt100_0[62] = { // 41 .. 7e 847 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
867 } 899 }
868 900
869 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 901 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
870 902
871 // if the character doesn't fit into the remaining columns... 903 // if the character doesn't fit into the remaining columns...
872 if (screen.cur.col > last_col - width && last_col >= width) 904 if (screen.cur.col > ncol - width && ncol >= width)
873 { 905 {
874 // ...output spaces 906 // ...output spaces
875 c = ' '; 907 c = ' ';
876 // and try the same character next loop iteration 908 // and try the same character next loop iteration
877 --str; 909 --str;
878 } 910 }
879 911
912 line->touch ();
913
880 do 914 do
881 { 915 {
882 line->t[screen.cur.col] = c; 916 line->t[screen.cur.col] = c;
883 line->r[screen.cur.col] = rend; 917 line->r[screen.cur.col] = rend;
884 918
885 if (screen.cur.col < last_col - 1) 919 if (screen.cur.col < ncol - 1)
886 screen.cur.col++; 920 screen.cur.col++;
887 else 921 else
888 { 922 {
889 line->l = last_col; 923 line->l = ncol;
890 if (screen.flags & Screen_Autowrap) 924 if (screen.flags & Screen_Autowrap)
891 screen.flags |= Screen_WrapNext; 925 screen.flags |= Screen_WrapNext;
892 break; 926 break;
893 } 927 }
894 928
… …
896 } 930 }
897 while (--width > 0); 931 while (--width > 0);
898 932
899 // pad with spaces when overwriting wide character with smaller one 933 // pad with spaces when overwriting wide character with smaller one
900 if (!width) 934 if (!width)
935 {
936 line->touch ();
937
901 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 938 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
902 { 939 {
903 line->t[c] = ' '; 940 line->t[c] = ' ';
904 line->r[c] = rend; 941 line->r[c] = rend;
905 } 942 }
943 }
906 } 944 }
907 else // width == 0 945 else // width == 0
908 { 946 {
909#if ENABLE_COMBINING 947#if ENABLE_COMBINING
910 // handle combining characters 948 // handle combining characters
911 // we just tag the accent on the previous on-screen character. 949 // we just tag the accent on the previous on-screen character.
912 // this is arguably not correct, but also arguably not wrong. 950 // this is arguably not correct, but also arguably not wrong.
913 // we don't handle double-width characters nicely yet. 951 // we don't handle double-width characters nicely yet.
952 line_t *linep;
914 text_t *tp; 953 text_t *tp;
915 rend_t *rp; 954 rend_t *rp;
916 955
917 if (screen.cur.col > 0) 956 if (screen.cur.col > 0)
918 { 957 {
958 linep = line;
919 tp = line->t + screen.cur.col - 1; 959 tp = line->t + screen.cur.col - 1;
920 rp = line->r + screen.cur.col - 1; 960 rp = line->r + screen.cur.col - 1;
921
922 while (*tp == NOCHAR && tp > line->t)
923 tp--, rp--;
924 } 961 }
925 else if (screen.cur.row > 0 962 else if (screen.cur.row > 0
926 && ROW(screen.cur.row - 1).is_longer ()) 963 && ROW(screen.cur.row - 1).is_longer ())
927 { 964 {
928 line_t *line = &ROW(screen.cur.row - 1); 965 linep = &ROW(screen.cur.row - 1);
929
930 tp = line->t + last_col - 1; 966 tp = line->t + ncol - 1;
931 rp = line->r + last_col - 1; 967 rp = line->r + ncol - 1;
932
933 while (*tp == NOCHAR && tp > line->t)
934 tp--, rp--;
935 } 968 }
936 else 969 else
937 continue; 970 continue;
971
972 linep->touch ();
973
974 while (*tp == NOCHAR && tp > linep->t)
975 tp--, rp--;
938 976
939 // first try to find a precomposed character 977 // first try to find a precomposed character
940 unicode_t n = rxvt_compose (*tp, c); 978 unicode_t n = rxvt_compose (*tp, c);
941 if (n == NOCHAR) 979 if (n == NOCHAR)
942 n = rxvt_composite.compose (*tp, c); 980 n = rxvt_composite.compose (*tp, c);
… …
945 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 983 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
946#endif 984#endif
947 } 985 }
948 } 986 }
949 987
950 if (!line->is_longer ()) /* XXX: think about this */
951 max_it (line->l, screen.cur.col); 988 max_it (line->l, screen.cur.col);
952 989
953#ifdef DEBUG_STRICT 990#ifdef DEBUG_STRICT
954 assert (screen.cur.row >= 0); 991 assert (screen.cur.row >= 0);
955#endif 992#endif
956} 993}
… …
1006 1043
1007 for (; ++i < ncol; ) 1044 for (; ++i < ncol; )
1008 if (tabs[i]) 1045 if (tabs[i])
1009 { 1046 {
1010 x = i; 1047 x = i;
1048
1011 if (!--count) 1049 if (!--count)
1012 break; 1050 break;
1013 } 1051 }
1014 else 1052 else
1015 ht &= l.t[i] == ' ' 1053 ht &= l.t[i] == ' '
… …
1018 if (count) 1056 if (count)
1019 x = ncol - 1; 1057 x = ncol - 1;
1020 1058
1021 // store horizontal tab commands as characters inside the text 1059 // store horizontal tab commands as characters inside the text
1022 // buffer so they can be selected and pasted. 1060 // buffer so they can be selected and pasted.
1023 if (ht && options & Opt_pastableTabs) 1061 if (ht && OPTION (Opt_pastableTabs))
1024 { 1062 {
1025 base_rend = SET_FONT (base_rend, 0); 1063 base_rend = SET_FONT (base_rend, 0);
1026 1064
1027 if (!l.is_longer ()) /* XXX: think about this */ 1065 l.touch (x);
1028 max_it (l.l, x);
1029 1066
1030 i = screen.cur.col; 1067 i = screen.cur.col;
1031 1068
1032 l.t[i] = '\t'; 1069 l.t[i] = '\t';
1033 l.r[i] = base_rend; 1070 l.r[i] = base_rend;
… …
1087{ 1124{
1088 if (screen.cur.col < ncol - 1) 1125 if (screen.cur.col < ncol - 1)
1089 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1126 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1090 else 1127 else
1091 { 1128 {
1092 if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN 1129 line_t &l = ROW(screen.cur.row);
1093 ROW(screen.cur.row).l = ncol; 1130
1131 l.touch ();
1132 l.is_longer (0);
1094 1133
1095 scr_gotorc (0, 0, R_RELATIVE); 1134 scr_gotorc (0, 0, R_RELATIVE);
1096 scr_insdel_chars (1, DELETE); 1135 scr_insdel_chars (1, DELETE);
1097 scr_gotorc (0, ncol - 1, R_RELATIVE); 1136 scr_gotorc (0, ncol - 1, R_RELATIVE);
1098 } 1137 }
… …
1189 ZERO_SCROLLBACK (); 1228 ZERO_SCROLLBACK ();
1190 1229
1191 selection_check (1); 1230 selection_check (1);
1192 1231
1193 line_t &line = ROW(screen.cur.row); 1232 line_t &line = ROW(screen.cur.row);
1233
1234 line.touch ();
1235 line.is_longer (0);
1194 1236
1195 switch (mode) 1237 switch (mode)
1196 { 1238 {
1197 case 0: /* erase to end of line */ 1239 case 0: /* erase to end of line */
1198 col = screen.cur.col; 1240 col = screen.cur.col;
… …
1293 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1335 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1294 } 1336 }
1295 1337
1296 for (; num--; row++) 1338 for (; num--; row++)
1297 { 1339 {
1298 ROW (row).l = 0;
1299 scr_blank_screen_mem (ROW (row), rstyle); 1340 scr_blank_screen_mem (ROW(row), rstyle);
1300 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1341 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1301 } 1342 }
1302} 1343}
1303 1344
1304#if ENABLE_FRILLS 1345#if ENABLE_FRILLS
… …
1306rxvt_term::scr_erase_savelines () 1347rxvt_term::scr_erase_savelines ()
1307{ 1348{
1308 want_refresh = 1; 1349 want_refresh = 1;
1309 ZERO_SCROLLBACK (); 1350 ZERO_SCROLLBACK ();
1310 1351
1311 nsaved = 0; 1352 top_row = 0;
1312} 1353}
1313#endif 1354#endif
1314 1355
1315/* ------------------------------------------------------------------------- */ 1356/* ------------------------------------------------------------------------- */
1316/* 1357/*
… …
1337 rend_t *r1 = line.r; 1378 rend_t *r1 = line.r;
1338 1379
1339 for (int j = ncol; j--; ) 1380 for (int j = ncol; j--; )
1340 *r1++ = fs; 1381 *r1++ = fs;
1341 1382
1342 line.l = ncol; /* make the `E's selectable */ 1383 line.is_longer (0);
1384 line.touch (ncol);
1343 } 1385 }
1344} 1386}
1345 1387
1346/* ------------------------------------------------------------------------- */ 1388/* ------------------------------------------------------------------------- */
1347/* 1389/*
… …
1395 min_it (count, ncol - screen.cur.col); 1437 min_it (count, ncol - screen.cur.col);
1396 1438
1397 row = screen.cur.row; 1439 row = screen.cur.row;
1398 1440
1399 line_t *line = &ROW(row); 1441 line_t *line = &ROW(row);
1442
1443 line->touch ();
1444 line->is_longer (0);
1400 1445
1401 switch (insdel) 1446 switch (insdel)
1402 { 1447 {
1403 case INSERT: 1448 case INSERT:
1404 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1449 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1405 { 1450 {
1406 line->t[col] = line->t[col - count]; 1451 line->t[col] = line->t[col - count];
1407 line->r[col] = line->r[col - count]; 1452 line->r[col] = line->r[col - count];
1408 } 1453 }
1409 1454
1410 if (!line->is_longer ()) 1455 line->l = min (line->l + count, ncol);
1411 {
1412 line->l += count;
1413 min_it (line->l, ncol);
1414 }
1415 1456
1416 if (selection.op && current_screen == selection.screen 1457 if (selection.op && current_screen == selection.screen
1417 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1458 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1418 { 1459 {
1419 if (selection.end.row != screen.cur.row 1460 if (selection.end.row != screen.cur.row
… …
1432 1473
1433 case ERASE: 1474 case ERASE:
1434 screen.cur.col += count; /* don't worry if > ncol */ 1475 screen.cur.col += count; /* don't worry if > ncol */
1435 selection_check (1); 1476 selection_check (1);
1436 screen.cur.col -= count; 1477 screen.cur.col -= count;
1478
1479 line->l = max (line->l - count, 0);
1437 scr_blank_line (*line, screen.cur.col, count, rstyle); 1480 scr_blank_line (*line, screen.cur.col, count, rstyle);
1438 break; 1481 break;
1439 1482
1440 case DELETE: 1483 case DELETE:
1441 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1484 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
… …
1444 { 1487 {
1445 line->t[col] = line->t[col + count]; 1488 line->t[col] = line->t[col + count];
1446 line->r[col] = line->r[col + count]; 1489 line->r[col] = line->r[col + count];
1447 } 1490 }
1448 1491
1492 line->l = max (line->l - count, 0);
1449 scr_blank_line (*line, ncol - count, count, tr); 1493 scr_blank_line (*line, ncol - count, count, tr);
1450
1451 if (line->is_longer ()) /* break line continuation */
1452 line->l = ncol;
1453
1454 line->l = max (line->l - count, 0);
1455 1494
1456 if (selection.op && current_screen == selection.screen 1495 if (selection.op && current_screen == selection.screen
1457 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1496 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1458 { 1497 {
1459 if (selection.end.row != screen.cur.row 1498 if (selection.end.row != screen.cur.row
… …
1571rxvt_term::scr_set_tab (int mode) 1610rxvt_term::scr_set_tab (int mode)
1572{ 1611{
1573 if (mode < 0) 1612 if (mode < 0)
1574 memset (tabs, 0, ncol * sizeof (char)); 1613 memset (tabs, 0, ncol * sizeof (char));
1575 else if (screen.cur.col < ncol) 1614 else if (screen.cur.col < ncol)
1576 tabs[screen.cur.col] = (mode ? 1 : 0); 1615 tabs [screen.cur.col] = !!mode;
1577} 1616}
1578 1617
1579/* ------------------------------------------------------------------------- */ 1618/* ------------------------------------------------------------------------- */
1580/* 1619/*
1581 * Set reverse/normal video 1620 * Set reverse/normal video
… …
1593 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1632 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1594#if XPM_BACKGROUND 1633#if XPM_BACKGROUND
1595 if (bgPixmap.pixmap == None) 1634 if (bgPixmap.pixmap == None)
1596#endif 1635#endif
1597#if TRANSPARENT 1636#if TRANSPARENT
1598 if (! (options & Opt_transparent) || am_transparent == 0) 1637 if (! OPTION (Opt_transparent) || am_transparent == 0)
1599#endif 1638#endif
1600 XSetWindowBackground (display->display, vt, 1639 XSetWindowBackground (display->display, vt,
1601 pix_colors[Color_bg]); 1640 pix_colors[Color_bg]);
1602 1641
1603 gcvalue.foreground = pix_colors[Color_fg]; 1642 gcvalue.foreground = pix_colors[Color_fg];
… …
1628 * Set font style 1667 * Set font style
1629 */ 1668 */
1630void 1669void
1631rxvt_term::set_font_style () 1670rxvt_term::set_font_style ()
1632{ 1671{
1672#if 0
1633 switch (charsets[screen.charset]) 1673 switch (charsets [screen.charset])
1634 { 1674 {
1635 case '0': /* DEC Special Character & Line Drawing Set */ 1675 case '0': /* DEC Special Character & Line Drawing Set */
1636 break; 1676 break;
1637 case 'A': /* United Kingdom (UK) */ 1677 case 'A': /* United Kingdom (UK) */
1638 break; 1678 break;
… …
1645 case 'C': /* Finnish character set */ 1685 case 'C': /* Finnish character set */
1646 break; 1686 break;
1647 case 'K': /* German character set */ 1687 case 'K': /* German character set */
1648 break; 1688 break;
1649 } 1689 }
1690#endif
1650} 1691}
1651 1692
1652/* ------------------------------------------------------------------------- */ 1693/* ------------------------------------------------------------------------- */
1653/* 1694/*
1654 * Choose a font 1695 * Choose a font
… …
1750 } 1791 }
1751 1792
1752 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1793 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1753 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1794 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1754 1795
1796 num_scr_allow = 0;
1797
1755 if (refresh) 1798 if (refresh)
1756 scr_refresh (SLOW_REFRESH); 1799 scr_refresh ();
1757} 1800}
1758 1801
1759/* ------------------------------------------------------------------------- */ 1802/* ------------------------------------------------------------------------- */
1760/* 1803/*
1761 * Refresh the entire screen 1804 * Refresh the entire screen
… …
1769/* ------------------------------------------------------------------------- */ 1812/* ------------------------------------------------------------------------- */
1770/* 1813/*
1771 * Move the display so that the line represented by scrollbar value Y is at 1814 * Move the display so that the line represented by scrollbar value Y is at
1772 * the top of the screen 1815 * the top of the screen
1773 */ 1816 */
1774int 1817void
1775rxvt_term::scr_move_to (int y, int len) 1818rxvt_term::scr_move_to (int y, int len)
1776{ 1819{
1777 long p = 0; 1820 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1778 unsigned int oldviewstart;
1779
1780 oldviewstart = view_start;
1781
1782 if (y < len)
1783 {
1784 p = (nrow + nsaved) * (len - y) / len;
1785 p -= (long) (nrow - 1);
1786 p = max (p, 0);
1787 }
1788
1789 view_start = (unsigned int)min (p, nsaved);
1790
1791 return scr_changeview (oldviewstart);
1792} 1821}
1793 1822
1794/* ------------------------------------------------------------------------- */ 1823/* ------------------------------------------------------------------------- */
1795/* 1824/*
1796 * Page the screen up/down nlines 1825 * Page the screen up/down nlines
1797 * direction should be UP or DN 1826 * direction should be UP or DN
1798 */ 1827 */
1799int 1828bool
1800rxvt_term::scr_page (enum page_dirn direction, int nlines) 1829rxvt_term::scr_page (enum page_dirn direction, int nlines)
1801{ 1830{
1802 int n; 1831 int new_view_start =
1803 unsigned int oldviewstart;
1804
1805 oldviewstart = view_start;
1806
1807 if (direction == UP)
1808 {
1809 n = view_start + nlines;
1810 view_start = min (n, nsaved);
1811 }
1812 else
1813 {
1814 n = view_start - nlines; 1832 direction == UP ? view_start - nlines
1815 view_start = max (n, 0); 1833 : view_start + nlines;
1816 }
1817 1834
1818 return scr_changeview (oldviewstart); 1835 return scr_changeview (new_view_start);
1819} 1836}
1820 1837
1821int 1838bool
1822rxvt_term::scr_changeview (unsigned int oldviewstart) 1839rxvt_term::scr_changeview (int new_view_start)
1823{ 1840{
1841 clamp_it (new_view_start, top_row, 0);
1842
1824 if (view_start != oldviewstart) 1843 if (new_view_start == view_start)
1825 { 1844 return false;
1845
1846 num_scr += new_view_start - view_start;
1847 view_start = new_view_start;
1826 want_refresh = 1; 1848 want_refresh = 1;
1827 num_scr -= (view_start - oldviewstart);
1828 }
1829 1849
1830 return (int) (view_start - oldviewstart); 1850 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1851
1852 return true;
1831} 1853}
1832 1854
1833/* ------------------------------------------------------------------------- */ 1855/* ------------------------------------------------------------------------- */
1834void 1856void
1835rxvt_term::scr_bell () 1857rxvt_term::scr_bell ()
1836{ 1858{
1837#ifndef NO_BELL 1859#ifndef NO_BELL
1838 1860
1839# ifndef NO_MAPALERT 1861# ifndef NO_MAPALERT
1840# ifdef MAPALERT_OPTION 1862# ifdef MAPALERT_OPTION
1841 if (options & Opt_mapAlert) 1863 if (OPTION (Opt_mapAlert))
1842# endif 1864# endif
1843 XMapWindow (display->display, parent[0]); 1865 XMapWindow (display->display, parent[0]);
1844# endif 1866# endif
1845 1867
1846 if (options & Opt_visualBell) 1868 if (OPTION (Opt_visualBell))
1847 { 1869 {
1848 scr_rvideo_mode (!rvideo); /* refresh also done */ 1870 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 display->flush ();
1849 rxvt_usleep (VISUAL_BELL_DURATION); 1872 rxvt_usleep (VISUAL_BELL_DURATION);
1850 scr_rvideo_mode (!rvideo); /* refresh also done */ 1873 scr_rvideo_mode (!rvideo); /* refresh also done */
1851 } 1874 }
1852 else 1875 else
1853 XBell (display->display, 0); 1876 XBell (display->display, 0);
… …
1867 if ((fd = popen_printer ()) == NULL) 1890 if ((fd = popen_printer ()) == NULL)
1868 return; 1891 return;
1869 1892
1870 if (fullhist) 1893 if (fullhist)
1871 { 1894 {
1872 nrows = nrow + nsaved; 1895 nrows = nrow - top_row;
1873 row_start = -nsaved; 1896 row_start = top_row;
1874 } 1897 }
1875 else 1898 else
1876 { 1899 {
1877 nrows = nrow; 1900 nrows = nrow;
1878 row_start = -view_start; 1901 row_start = view_start;
1879 } 1902 }
1880 1903
1881 wctomb (0, 0); 1904 wctomb (0, 0);
1882 1905
1883 for (int r1 = 0; r1 < nrows; r1++) 1906 for (int r1 = 0; r1 < nrows; r1++)
… …
1915 * Refresh the screen 1938 * Refresh the screen
1916 * drawn_text/drawn_rend contain the screen information before the update. 1939 * drawn_text/drawn_rend contain the screen information before the update.
1917 * screen.text/screen.rend contain what the screen will change to. 1940 * screen.text/screen.rend contain what the screen will change to.
1918 */ 1941 */
1919void 1942void
1920rxvt_term::scr_refresh (unsigned char refresh_type) 1943rxvt_term::scr_refresh ()
1921{ 1944{
1922 unsigned char must_clear, /* use draw_string not draw_image_string */ 1945 unsigned char must_clear, /* use draw_string not draw_image_string */
1923 showcursor; /* show the cursor */ 1946 showcursor; /* show the cursor */
1924 int16_t col, row, /* column/row we're processing */ 1947 int16_t col, row, /* column/row we're processing */
1925 ocrow; /* old cursor row */ 1948 ocrow; /* old cursor row */
… …
1942 1965
1943#if XPM_BACKGROUND 1966#if XPM_BACKGROUND
1944 must_clear |= bgPixmap.pixmap != None; 1967 must_clear |= bgPixmap.pixmap != None;
1945#endif 1968#endif
1946#if TRANSPARENT 1969#if TRANSPARENT
1947 must_clear |= (options & Opt_transparent) && am_transparent; 1970 must_clear |= OPTION (Opt_transparent) && am_transparent;
1948#endif 1971#endif
1949 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1972 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1950 1973
1951 /* 1974 /*
1952 * B: reverse any characters which are selected 1975 * B: reverse any characters which are selected
… …
1976 1999
1977 crp = &ROW(screen.cur.row).r[col]; 2000 crp = &ROW(screen.cur.row).r[col];
1978 2001
1979 if (showcursor && focus) 2002 if (showcursor && focus)
1980 { 2003 {
1981 if (options & Opt_cursorUnderline) 2004 if (OPTION (Opt_cursorUnderline))
1982 *crp ^= RS_Uline; 2005 *crp ^= RS_Uline;
1983 else 2006 else
1984 { 2007 {
1985 *crp ^= RS_RVid; 2008 *crp ^= RS_RVid;
1986 2009
… …
2011 2034
2012 /* make sure no outline cursor is left around */ 2035 /* make sure no outline cursor is left around */
2013 setoldcursor = 0; 2036 setoldcursor = 0;
2014 if (ocrow != -1) 2037 if (ocrow != -1)
2015 { 2038 {
2016 if (screen.cur.row + view_start != ocrow 2039 if (screen.cur.row - view_start != ocrow
2017 || screen.cur.col != oldcursor.col) 2040 || screen.cur.col != oldcursor.col)
2018 { 2041 {
2019 if (ocrow < nrow 2042 if (ocrow < nrow
2020 && oldcursor.col < ncol) 2043 && oldcursor.col < ncol)
2021 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2044 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
… …
2029 else if (!focus) 2052 else if (!focus)
2030 setoldcursor = 1; 2053 setoldcursor = 1;
2031 2054
2032 if (setoldcursor) 2055 if (setoldcursor)
2033 { 2056 {
2034 if (screen.cur.row + view_start >= nrow) 2057 if (screen.cur.row - view_start >= nrow)
2035 oldcursor.row = -1; 2058 oldcursor.row = -1;
2036 else 2059 else
2037 { 2060 {
2038 oldcursor.row = screen.cur.row + view_start; 2061 oldcursor.row = screen.cur.row - view_start;
2039 oldcursor.col = screen.cur.col; 2062 oldcursor.col = screen.cur.col;
2040 } 2063 }
2041 } 2064 }
2042 } 2065 }
2043 2066
2067 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2044#if ENABLE_OVERLAY 2068#if ENABLE_OVERLAY
2045 scr_swap_overlay (); 2069 scr_swap_overlay ();
2046#endif 2070#endif
2047 2071
2048#ifndef NO_SLOW_LINK_SUPPORT 2072#ifndef NO_SLOW_LINK_SUPPORT
2049 /* 2073 /*
2050 * D: CopyArea pass - very useful for slower links 2074 * D: CopyArea pass - very useful for slower links
2051 * This has been deliberately kept simple. 2075 * This has been deliberately kept simple.
2052 */ 2076 */
2053 i = num_scr;
2054 if (!display->is_local 2077 if (!display->is_local
2055 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2078 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2056 && abs (num_scr) < nrow && !must_clear) 2079 && abs (num_scr) < nrow && !must_clear)
2057 { 2080 {
2058 int16_t nits; 2081 int16_t nits;
2059 int j; 2082 int j;
2060 int len, wlen; 2083 int len, wlen;
2084 dLocal (int, num_scr);
2061 2085
2062 j = nrow; 2086 j = nrow;
2063 wlen = len = -1; 2087 wlen = len = -1;
2064 row = i > 0 ? 0 : j - 1; 2088 row = i > 0 ? 0 : j - 1;
2065 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2089 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2066 { 2090 {
2067 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2091 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2068 { 2092 {
2069 line_t s = ROW(row - view_start); 2093 line_t s = ROW(view_start + row);
2070 line_t d = drawn_buf[row]; 2094 line_t d = drawn_buf[row];
2071 line_t d2 = drawn_buf[row + i]; 2095 line_t d2 = drawn_buf[row + i];
2072 2096
2073 for (nits = 0, col = ncol; col--; ) 2097 for (nits = 0, col = ncol; col--; )
2074 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2098 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
… …
2098 if (wlen < len) 2122 if (wlen < len)
2099 ::swap (wlen, len); 2123 ::swap (wlen, len);
2100 2124
2101 XCopyArea (display->display, vt, vt, 2125 XCopyArea (display->display, vt, vt,
2102 gc, 0, Row2Pixel (len + i), 2126 gc, 0, Row2Pixel (len + i),
2103 (unsigned int)TermWin_TotalWidth (), 2127 (unsigned int)this->width,
2104 (unsigned int)Height2Pixel (wlen - len + 1), 2128 (unsigned int)Height2Pixel (wlen - len + 1),
2105 0, Row2Pixel (len)); 2129 0, Row2Pixel (len));
2106 len = -1; 2130 len = -1;
2107 } 2131 }
2108 } 2132 }
… …
2112 /* 2136 /*
2113 * E: main pass across every character 2137 * E: main pass across every character
2114 */ 2138 */
2115 for (row = 0; row < nrow; row++) 2139 for (row = 0; row < nrow; row++)
2116 { 2140 {
2117 text_t *stp = ROW(row - view_start).t; 2141 text_t *stp = ROW(view_start + row).t;
2118 rend_t *srp = ROW(row - view_start).r; 2142 rend_t *srp = ROW(view_start + row).r;
2119 text_t *dtp = drawn_buf[row].t; 2143 text_t *dtp = drawn_buf[row].t;
2120 rend_t *drp = drawn_buf[row].r; 2144 rend_t *drp = drawn_buf[row].r;
2121 2145
2122 /* 2146 /*
2123 * E2: OK, now the real pass 2147 * E2: OK, now the real pass
… …
2311 } /* for (row....) */ 2335 } /* for (row....) */
2312 2336
2313#if ENABLE_OVERLAY 2337#if ENABLE_OVERLAY
2314 scr_swap_overlay (); 2338 scr_swap_overlay ();
2315#endif 2339#endif
2340 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2316 2341
2317 /* 2342 /*
2318 * G: cleanup cursor and display outline cursor if necessary 2343 * G: cleanup cursor and display outline cursor if necessary
2319 */ 2344 */
2320 if (showcursor) 2345 if (showcursor)
2321 { 2346 {
2322 if (focus) 2347 if (focus)
2323 { 2348 {
2324 if (options & Opt_cursorUnderline) 2349 if (OPTION (Opt_cursorUnderline))
2325 *crp ^= RS_Uline; 2350 *crp ^= RS_Uline;
2326 else 2351 else
2327 { 2352 {
2328 *crp ^= RS_RVid; 2353 *crp ^= RS_RVid;
2329#ifndef NO_CURSORCOLOR 2354#ifndef NO_CURSORCOLOR
… …
2359 /* 2384 /*
2360 * H: cleanup selection 2385 * H: cleanup selection
2361 */ 2386 */
2362 scr_reverse_selection (); 2387 scr_reverse_selection ();
2363 2388
2364 if (refresh_type & SMOOTH_REFRESH)
2365 XFlush (display->display);
2366
2367 num_scr = 0; 2389 num_scr = 0;
2368 num_scr_allow = 1; 2390 num_scr_allow = 1;
2369} 2391}
2370 2392
2371void 2393void
2372rxvt_term::scr_remap_chars (const line_t &l) 2394rxvt_term::scr_remap_chars (line_t &l)
2373{ 2395{
2374 if (!l.t) 2396 if (!l.t)
2375 return; 2397 return;
2398
2399 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2376 2400
2377 for (int i = ncol; i--; ) 2401 for (int i = ncol; i--; )
2378 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2402 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2379} 2403}
2380 2404
… …
2433 2457
2434 if (really) 2458 if (really)
2435 XClearWindow (display->display, vt); 2459 XClearWindow (display->display, vt);
2436} 2460}
2437 2461
2462void
2463rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)
2464{
2465 int view_end = view_start + nrow;
2466 int row, col;
2467
2468 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2469 {
2470 text_t *stp = ROW(row).t;
2471 rend_t *srp = ROW(row).r;
2472
2473 for (col = beg_col; col < end_col; col++)
2474 srp[col] ^= rstyle1;
2475
2476 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2477 srp[col] ^= rstyle2;
2478
2479 if (++col < end_col)
2480 srp[col] ^= rstyle2;
2481 }
2482}
2483
2484void
2485rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)
2486{
2487 int view_end = view_start + nrow;
2488 int row, col;
2489
2490 if (beg_row >= view_start)
2491 {
2492 col = beg_col;
2493 row = beg_row;
2494 }
2495 else
2496 {
2497 col = 0;
2498 row = view_start;
2499 }
2500
2501 for (; row < min (end_row, view_end); row++, col = 0)
2502 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2503 srp[col] ^= rstyle;
2504
2505 if (row == end_row)
2506 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2507 srp[col] ^= rstyle;
2508}
2509
2438/* ------------------------------------------------------------------------- */ 2510/* ------------------------------------------------------------------------- */
2439void 2511void
2440rxvt_term::scr_reverse_selection () 2512rxvt_term::scr_reverse_selection ()
2441{ 2513{
2442 if (selection.op 2514 if (selection.op
2443 && current_screen == selection.screen 2515 && current_screen == selection.screen
2444 && selection.end.row >= -view_start) 2516 && selection.end.row >= view_start)
2445 { 2517 {
2446 int view_end = -view_start + nrow;
2447 int row, col;
2448
2449#if ENABLE_FRILLS 2518#if ENABLE_FRILLS
2450 if (selection.rect) 2519 if (selection.rect)
2451 { 2520 scr_xor_rect (selection.beg.row, selection.beg.col,
2452 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2521 selection.end.row, selection.end.col,
2453 { 2522 RS_RVid, RS_RVid | RS_Uline);
2454 text_t *stp = ROW(row).t;
2455 rend_t *srp = ROW(row).r;
2456
2457 for (col = selection.beg.col; col < selection.end.col; col++)
2458 srp[col] ^= RS_RVid;
2459
2460 while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2461 srp[col] ^= RS_RVid | RS_Uline;
2462 }
2463 }
2464 else 2523 else
2465#endif 2524#endif
2466 { 2525 scr_xor_span (selection.beg.row, selection.beg.col,
2467 if (selection.beg.row >= -view_start) 2526 selection.end.row, selection.end.col,
2468 { 2527 RS_RVid);
2469 col = selection.beg.col;
2470 row = selection.beg.row;
2471 }
2472 else
2473 {
2474 col = 0;
2475 row = -view_start;
2476 }
2477
2478 for (; row < min (selection.end.row, view_end); row++, col = 0)
2479 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2480 srp[col] ^= RS_RVid;
2481
2482 if (row == selection.end.row)
2483 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2484 srp[col] ^= RS_RVid;
2485 }
2486 } 2528 }
2487} 2529}
2488 2530
2489/* ------------------------------------------------------------------------- */ 2531/* ------------------------------------------------------------------------- */
2490/* 2532/*
… …
2528 2570
2529 if (!selection.op) 2571 if (!selection.op)
2530 return; 2572 return;
2531 2573
2532 pos.row = pos.col = 0; 2574 pos.row = pos.col = 0;
2533 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2575 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2534 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2576 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2535 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2577 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2536 || (check_more == 1 2578 || (check_more == 1
2537 && current_screen == selection.screen 2579 && current_screen == selection.screen
2538 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2580 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2539 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2581 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2540 || (check_more == 2 2582 || (check_more == 2
… …
2551/* ------------------------------------------------------------------------- */ 2593/* ------------------------------------------------------------------------- */
2552/* 2594/*
2553 * Paste a selection direct to the command fd 2595 * Paste a selection direct to the command fd
2554 */ 2596 */
2555void 2597void
2556rxvt_term::paste (unsigned char *data, unsigned int len) 2598rxvt_term::paste (char *data, unsigned int len)
2557{ 2599{
2558 /* convert normal newline chars into common keyboard Return key sequence */ 2600 /* convert normal newline chars into common keyboard Return key sequence */
2559 for (unsigned int i = 0; i < len; i++) 2601 for (unsigned int i = 0; i < len; i++)
2560 if (data[i] == C0_LF) 2602 if (data[i] == C0_LF)
2561 data[i] = C0_CR; 2603 data[i] = C0_CR;
… …
2705 { 2747 {
2706 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); 2748 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2707 char *s = rxvt_wcstombs (w); 2749 char *s = rxvt_wcstombs (w);
2708 free (w); 2750 free (w);
2709 // TODO: strlen == only the first element will be converted. well... 2751 // TODO: strlen == only the first element will be converted. well...
2710 paste ((unsigned char *)s, strlen (s)); 2752 paste (s, strlen (s));
2711 free (s); 2753 free (s);
2712 } 2754 }
2713 else 2755 else
2714#endif 2756#endif
2715 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 2757 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2716 && cl) 2758 && cl)
2717 { 2759 {
2718 for (int i = 0; i < cr; i++) 2760 for (int i = 0; i < cr; i++)
2719 paste ((unsigned char *)cl[i], strlen (cl[i])); 2761 paste (cl[i], strlen (cl[i]));
2720 2762
2721 XFreeStringList (cl); 2763 XFreeStringList (cl);
2722 } 2764 }
2723 else 2765 else
2724 paste (ct.value, ct.nitems); // paste raw 2766 paste ((char *)ct.value, ct.nitems); // paste raw
2725 2767
2726bailout: 2768bailout:
2727 XFree (ct.value); 2769 XFree (ct.value);
2728 2770
2729 if (selection_wait == Sel_normal) 2771 if (selection_wait == Sel_normal)
… …
2759 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2801 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2760 * will auto fallback to CUT_BUFFER0 2802 * will auto fallback to CUT_BUFFER0
2761 * EXT: button 2 release 2803 * EXT: button 2 release
2762 */ 2804 */
2763void 2805void
2764rxvt_term::selection_request (Time tm, int x, int y) 2806rxvt_term::selection_request (Time tm)
2765{ 2807{
2766 if (x < 0 || x >= width || y < 0 || y >= height)
2767 return; /* outside window */
2768
2769 if (selection.text) 2808 if (selection.text)
2770 { /* internal selection */ 2809 { /* internal selection */
2771 char *str = rxvt_wcstombs (selection.text, selection.len); 2810 char *str = rxvt_wcstombs (selection.text, selection.len);
2772 paste ((unsigned char *)str, strlen (str)); 2811 paste (str, strlen (str));
2773 free (str); 2812 free (str);
2774 return; 2813 return;
2775 } 2814 }
2776 else 2815 else
2777 { 2816 {
… …
2869 selection.op = SELECTION_DONE; 2908 selection.op = SELECTION_DONE;
2870 2909
2871 if (selection.clicks == 4) 2910 if (selection.clicks == 4)
2872 return; /* nothing selected, go away */ 2911 return; /* nothing selected, go away */
2873 2912
2913 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2914 return;
2915
2874 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2916 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2875 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2917 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2876 2918
2877 int ofs = 0; 2919 int ofs = 0;
2878 int extra = 0; 2920 int extra = 0;
… …
2890 col = selection.beg.col; 2932 col = selection.beg.col;
2891 end_col = ncol + 1; 2933 end_col = ncol + 1;
2892 } 2934 }
2893 else 2935 else
2894#endif 2936#endif
2895 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2937 end_col = ROW(row).l;
2896 2938
2897 col = max (col, 0); 2939 col = max (col, 0);
2898 2940
2899 if (row == selection.end.row 2941 if (row == selection.end.row
2900#if ENABLE_FRILLS 2942#if ENABLE_FRILLS
… …
2902#endif 2944#endif
2903 ) 2945 )
2904 min_it (end_col, selection.end.col); 2946 min_it (end_col, selection.end.col);
2905 2947
2906 t = ROW(row).t + col; 2948 t = ROW(row).t + col;
2949
2907 for (; col < end_col; col++) 2950 for (; col < end_col; col++)
2908 { 2951 {
2909 if (*t == NOCHAR) 2952 if (*t == NOCHAR)
2910 t++; 2953 t++;
2911#if ENABLE_COMBINING 2954#if ENABLE_COMBINING
… …
2960 3003
2961 // we usually allocate much more than necessary, so realloc it smaller again 3004 // we usually allocate much more than necessary, so realloc it smaller again
2962 selection.len = ofs; 3005 selection.len = ofs;
2963 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3006 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2964 3007
3008 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3009 return;
3010
3011 selection_grab (tm);
3012}
3013
3014bool
3015rxvt_term::selection_grab (Time tm)
3016{
3017 selection_time = tm;
3018
2965 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 3019 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2966 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 3020 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3021 {
2967 display->set_selection_owner (this); 3022 display->set_selection_owner (this);
3023 return true;
3024 }
2968 else 3025 else
2969 rxvt_warn ("can't get primary selection, ignoring.\n"); 3026 {
3027 selection_clear ();
3028 return false;
3029 }
2970 3030
2971#if 0 3031#if 0
2972 XTextProperty ct; 3032 XTextProperty ct;
2973 3033
2974 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3034 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2975 { 3035 {
2976 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 3036 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2977 XFree (ct.value); 3037 XFree (ct.value);
2978 } 3038 }
2979#endif 3039#endif
2980
2981 selection_time = tm;
2982} 3040}
2983 3041
2984/* ------------------------------------------------------------------------- */ 3042/* ------------------------------------------------------------------------- */
2985/* 3043/*
2986 * Mark or select text based upon number of clicks: 1, 2, or 3 3044 * Mark or select text based upon number of clicks: 1, 2, or 3
… …
2990rxvt_term::selection_click (int clicks, int x, int y) 3048rxvt_term::selection_click (int clicks, int x, int y)
2991{ 3049{
2992 clicks = ((clicks - 1) % 3) + 1; 3050 clicks = ((clicks - 1) % 3) + 1;
2993 selection.clicks = clicks; /* save clicks so extend will work */ 3051 selection.clicks = clicks; /* save clicks so extend will work */
2994 3052
3053 if (clicks == 2 && !selection.rect
3054 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3055 {
3056 MEvent.clicks = 1; // what a mess
3057 selection.screen = current_screen;
3058 selection.op = SELECTION_CONT;
3059 return;
3060 }
3061
2995 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3062 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2996 3063
2997 if (clicks == 2 || clicks == 3) 3064 if (clicks == 2 || clicks == 3)
2998 selection_extend_colrow (selection.mark.col, 3065 selection_extend_colrow (selection.mark.col,
2999 selection.mark.row + view_start, 3066 selection.mark.row - view_start,
3000 0, /* button 3 */ 3067 0, /* button 3 */
3001 1, /* button press */ 3068 1, /* button press */
3002 0); /* click change */ 3069 0); /* click change */
3003} 3070}
3004 3071
… …
3009void 3076void
3010rxvt_term::selection_start_colrow (int col, int row) 3077rxvt_term::selection_start_colrow (int col, int row)
3011{ 3078{
3012 want_refresh = 1; 3079 want_refresh = 1;
3013 3080
3014 selection.mark.row = row - view_start; 3081 selection.mark.row = row + view_start;
3015 selection.mark.col = col; 3082 selection.mark.col = col;
3016 3083
3017 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 3084 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3018 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 3085 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3019 3086
3020 while (selection.mark.col > 0 3087 while (selection.mark.col > 0
3021 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 3088 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3022 --selection.mark.col; 3089 --selection.mark.col;
… …
3050 text_t *stp; 3117 text_t *stp;
3051 rend_t *srp; 3118 rend_t *srp;
3052 3119
3053 if (dirn == UP) 3120 if (dirn == UP)
3054 { 3121 {
3055 bound.row = - nsaved - 1; 3122 bound.row = top_row - 1;
3056 bound.col = 0; 3123 bound.col = 0;
3057 dirnadd = -1; 3124 dirnadd = -1;
3058 } 3125 }
3059 else 3126 else
3060 { 3127 {
… …
3108 } 3175 }
3109 } 3176 }
3110 break; 3177 break;
3111 } 3178 }
3112 3179
3113Old_Word_Selection_You_Die:
3114 if (dirn == DN) 3180 if (dirn == DN)
3115 col++; /* put us on one past the end */ 3181 col++; /* put us on one past the end */
3116 3182
3117 /* Poke the values back in */ 3183 /* Poke the values back in */
3118 ret->row = row; 3184 ret->row = row;
… …
3139 * select nothing. Otherwise, if we're to the right of the mark, you have to 3205 * select nothing. Otherwise, if we're to the right of the mark, you have to
3140 * be _past_ a character for it to be selected. 3206 * be _past_ a character for it to be selected.
3141 */ 3207 */
3142 if (((selection.clicks % 3) == 1) && !flag 3208 if (((selection.clicks % 3) == 1) && !flag
3143 && (col == selection.mark.col 3209 && (col == selection.mark.col
3144 && (row == selection.mark.row + view_start))) 3210 && (row == selection.mark.row - view_start)))
3145 { 3211 {
3146 /* select nothing */ 3212 /* select nothing */
3147 selection.beg.row = selection.end.row = 0; 3213 selection.beg.row = selection.end.row = 0;
3148 selection.beg.col = selection.end.col = 0; 3214 selection.beg.col = selection.end.col = 0;
3149 selection.clicks = 4; 3215 selection.clicks = 4;
… …
3204 selection.beg.col = selection.end.col = selection.mark.col; 3270 selection.beg.col = selection.end.col = selection.mark.col;
3205 selection.beg.row = selection.end.row = selection.mark.row; 3271 selection.beg.row = selection.end.row = selection.mark.row;
3206 } 3272 }
3207 3273
3208 pos.col = col; 3274 pos.col = col;
3209 pos.row = row - view_start; 3275 pos.row = view_start + row;
3210 3276
3211 /* 3277 /*
3212 * This is mainly xterm style selection with a couple of differences, mainly 3278 * This is mainly xterm style selection with a couple of differences, mainly
3213 * in the way button3 drag extension works. 3279 * in the way button3 drag extension works.
3214 * We're either doing: button1 drag; button3 press; or button3 drag 3280 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3301 selection_delimit_word (DN, &selection.end, &selection.end); 3367 selection_delimit_word (DN, &selection.end, &selection.end);
3302 } 3368 }
3303 else if (selection.clicks == 3) 3369 else if (selection.clicks == 3)
3304 { 3370 {
3305#if ENABLE_FRILLS 3371#if ENABLE_FRILLS
3306 if (options & Opt_tripleclickwords) 3372 if (OPTION (Opt_tripleclickwords))
3307 { 3373 {
3308 selection_delimit_word (UP, &selection.beg, &selection.beg); 3374 selection_delimit_word (UP, &selection.beg, &selection.beg);
3309 3375
3310 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3376 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3311 { 3377 {
… …
3582 3648
3583#if ENABLE_OVERLAY 3649#if ENABLE_OVERLAY
3584void 3650void
3585rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3651rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3586{ 3652{
3587 if (nrow < 3 || ncol < 3) 3653 if (nrow < 1 || ncol < 1)
3588 return; 3654 return;
3589 3655
3590 want_refresh = 1; 3656 want_refresh = 1;
3591 3657
3592 scr_overlay_off (); 3658 scr_overlay_off ();
… …
3699 for (int y = ov_h; y--; ) 3765 for (int y = ov_h; y--; )
3700 { 3766 {
3701 text_t *t1 = ov_text[y]; 3767 text_t *t1 = ov_text[y];
3702 rend_t *r1 = ov_rend[y]; 3768 rend_t *r1 = ov_rend[y];
3703 3769
3704 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x; 3770 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3705 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x; 3771 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3706 3772
3707 for (int x = ov_w; x--; ) 3773 for (int x = ov_w; x--; )
3708 { 3774 {
3709 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3775 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3710 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3776 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));

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