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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.356 by sf-exg, Tue Dec 21 10:37:42 2010 UTC vs.
Revision 1.435 by sf-exg, Sun Mar 24 10:12:04 2013 UTC

1/*---------------------------------------------------------------------------* 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) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
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.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a separate compile!
34
35static inline void 33static inline void
36fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
37{ 35{
38 while (len--) 36 while (len--)
39 *start++ = value; 37 *start++ = value;
40} 38}
41 39
42/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
46 42
47/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
100 96
101/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
102void 98void
103rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
104{ 100{
105 if (!l.t) 101 if (!l.valid ())
106 { 102 {
107 lalloc (l); 103 l.alloc ();
108 col = 0; 104 col = 0;
109 width = ncol; 105 width = ncol;
110 } 106 }
111 107
112 l.touch (); 108 l.touch ();
154 l.r[col] = rend; 150 l.r[col] = rend;
155 col++; 151 col++;
156 } while (col < ncol && l.t[col] == NOCHAR); 152 } while (col < ncol && l.t[col] == NOCHAR);
157} 153}
158 154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
163}
164
159/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
160 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
161 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
162 168
163void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
164rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
165{ 215{
216#if ENABLE_OVERLAY
217 scr_overlay_off ();
218#endif
219
166 view_start = 0; 220 view_start = 0;
167 num_scr = 0; 221 num_scr = 0;
168 222
169 if (ncol == 0) 223 if (ncol == 0)
170 ncol = 80; 224 ncol = 80;
190 total_rows = nrow + saveLines; 244 total_rows = nrow + saveLines;
191 245
192 screen.tscroll = 0; 246 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
194 248
249 void *prev_chunk = chunk;
250 size_t prev_chunk_size = chunk_size;
251 line_t *prev_drawn_buf = drawn_buf;
252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
195 if (!row_buf) 257 if (!prev_row_buf)
196 { 258 {
197 /* 259 /*
198 * first time called so just malloc everything: don't rely on realloc 260 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
199 */ 261 */
200 top_row = 0; 262 top_row = 0;
201 term_start = 0; 263 term_start = 0;
202
203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
205
206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
209
210 for (int row = nrow; row--; )
211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
216 264
217 memset (charsets, 'B', sizeof (charsets)); 265 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 266 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 267 screen.flags = Screen_DefaultFlags;
220 screen.cur.row = screen.cur.col = 0; 268 screen.cur.row = screen.cur.col = 0;
243 { 291 {
244 /* 292 /*
245 * add or delete rows as appropriate 293 * add or delete rows as appropriate
246 */ 294 */
247 295
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 296 int common_col = min (prev_ncol, ncol);
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
252 if (nrow < prev_nrow)
253 {
254 for (int row = nrow; row < prev_nrow; row++)
255 {
256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264 297
265 for (int row = min (nrow, prev_nrow); row--; ) 298 for (int row = min (nrow, prev_nrow); row--; )
266 { 299 {
267 lresize (drawn_buf[row]); 300 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
268 lresize (swap_buf [row]); 301 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
269 } 302 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
270 303
271 for (int row = prev_nrow; row < nrow; row++) 304 copy_line (swap_buf [row], prev_swap_buf [row]);
272 { 305 }
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279 306
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 307 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows); 308 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row 309 int q = total_rows; // rewrapped row
283 310
291 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 318 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
292 319
293 do 320 do
294 { 321 {
295 p = MOD (p - 1, prev_total_rows); 322 p = MOD (p - 1, prev_total_rows);
296 assert (old_buf [MOD (p, prev_total_rows)].t); 323 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
297 int plines = 1; 324 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l; 325 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
299 326
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 327 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
301 { 328 {
302 p = MOD (p - 1, prev_total_rows); 329 p = MOD (p - 1, prev_total_rows);
303 330
304 plines++; 331 plines++;
305 llen += prev_ncol; 332 llen += prev_ncol;
318 345
319 // re-assemble the full line by destination lines 346 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++) 347 for (int qrow = q; qlines--; qrow++)
321 { 348 {
322 qline = row_buf + qrow; 349 qline = row_buf + qrow;
323 lalloc (*qline); 350 qline->alloc (); // redundant with next line
324 qline->l = ncol; 351 qline->l = ncol;
325 qline->is_longer (1); 352 qline->is_longer (1);
326 353
327 int qcol = 0; 354 int qcol = 0;
328 355
343 // this seems to upset applications/shells/readline 370 // this seems to upset applications/shells/readline
344 // least. 371 // least.
345 if (prow == ocur.row) 372 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow); 373 screen.cur.row = q - (total_rows - nrow);
347 374
348 line_t &pline = old_buf [prow]; 375 line_t &pline = prev_row_buf [prow];
349 376
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 377 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351 378
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 379 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 380 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
374 { 401 {
375 // if no scrollback exists (yet), wing, instead of wrap 402 // if no scrollback exists (yet), wing, instead of wrap
376 403
377 for (int row = min (nrow, prev_nrow); row--; ) 404 for (int row = min (nrow, prev_nrow); row--; )
378 { 405 {
379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 406 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
380 line_t &qline = row_buf [row]; 407 line_t &dst = row_buf [row];
381 408
382 qline = pline; 409 copy_line (dst, src);
383 lresize (qline);
384 } 410 }
385 411
386 for (int row = prev_nrow; row < nrow; row++) 412 for (int row = prev_nrow; row < nrow; row++)
387 {
388 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 413 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
389 }
390 414
391 term_start = 0; 415 term_start = 0;
392 } 416 }
393
394 free (old_buf);
395 delete old_ta;
396 delete old_ra;
397 417
398 clamp_it (screen.cur.row, 0, nrow - 1); 418 clamp_it (screen.cur.row, 0, nrow - 1);
399 clamp_it (screen.cur.col, 0, ncol - 1); 419 clamp_it (screen.cur.col, 0, ncol - 1);
400 } 420 }
401 421
422 for (int row = nrow; row--; )
423 {
424 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
425 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
426 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
427 }
428
429 chunk_free (prev_chunk, prev_chunk_size);
430
402 free (tabs); 431 free (tabs);
403 tabs = (char *)rxvt_malloc (ncol); 432 tabs = (char *)rxvt_malloc (ncol);
404 433
405 for (int col = ncol; --col; ) 434 for (int col = ncol; col--; )
406 tabs [col] = col % TABSIZE == 0; 435 tabs [col] = col % TABSIZE == 0;
407 436
408 CLEAR_ALL_SELECTION (); 437 CLEAR_ALL_SELECTION ();
409 438
410 prev_nrow = nrow; 439 prev_nrow = nrow;
413 tt_winch (); 442 tt_winch ();
414 443
415 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 444 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
416} 445}
417 446
418/* ------------------------------------------------------------------------- */ 447void ecb_cold
419/*
420 * Free everything. That way malloc debugging can find leakage.
421 */
422void
423rxvt_term::scr_release () NOTHROW 448rxvt_term::scr_release () NOTHROW
424{ 449{
425 if (row_buf) 450 chunk_free (chunk, chunk_size);
426 { 451 chunk = 0;
427 delete talloc; talloc = 0; 452 row_buf = 0;
428 delete ralloc; ralloc = 0;
429 453
430 free (row_buf);
431 free (swap_buf);
432 free (drawn_buf);
433 row_buf = 0; // signal that we freed all the arrays above
434
435 free (tabs); 454 free (tabs);
436 tabs = 0; 455 tabs = 0;
437 }
438} 456}
439 457
440/* ------------------------------------------------------------------------- */ 458/* ------------------------------------------------------------------------- */
441/* 459/*
442 * Hard/Soft reset 460 * Hard/Soft reset
443 */ 461 */
444void 462void ecb_cold
445rxvt_term::scr_poweron () 463rxvt_term::scr_poweron ()
446{ 464{
447 scr_release (); 465 scr_release ();
466
448 prev_nrow = prev_ncol = 0; 467 prev_nrow = prev_ncol = 0;
449 rvideo_mode = false; 468 rvideo_mode = false;
450 scr_soft_reset (); 469 scr_soft_reset ();
451 scr_reset (); 470 scr_reset ();
452 471
453 scr_clear (true); 472 scr_clear (true);
454 scr_refresh (); 473 scr_refresh ();
455} 474}
456 475
457void 476void ecb_cold
458rxvt_term::scr_soft_reset () 477rxvt_term::scr_soft_reset () NOTHROW
459{ 478{
460 /* only affects modes, nothing drastic such as clearing the screen */ 479 /* only affects modes, nothing drastic such as clearing the screen */
461#if ENABLE_OVERLAY 480#if ENABLE_OVERLAY
462 scr_overlay_off (); 481 scr_overlay_off ();
463#endif 482#endif
518 assert (s->cur.row >= 0); 537 assert (s->cur.row >= 0);
519 assert (s->cur.col >= 0); 538 assert (s->cur.col >= 0);
520} 539}
521 540
522void 541void
523rxvt_term::scr_swap_screen () 542rxvt_term::scr_swap_screen () NOTHROW
524{ 543{
525 if (!option (Opt_secondaryScreen)) 544 if (!option (Opt_secondaryScreen))
526 return; 545 return;
527 546
528 for (int i = prev_nrow; i--; ) 547 for (int i = prev_nrow; i--; )
547 return; 566 return;
548 567
549 want_refresh = 1; 568 want_refresh = 1;
550 view_start = 0; 569 view_start = 0;
551 570
552 selection_check (2); /* check for boundary cross */ 571 /* check for boundary cross */
572 row_col_t pos;
573 pos.row = pos.col = 0;
574 if (ROWCOL_IS_BEFORE (selection.beg, pos)
575 && ROWCOL_IS_AFTER (selection.end, pos))
576 CLEAR_SELECTION ();
553 577
554 current_screen = scrn; 578 current_screen = scrn;
555 579
556#if NSCREENS 580#if NSCREENS
557 if (option (Opt_secondaryScreen)) 581 if (option (Opt_secondaryScreen))
623/* 647/*
624 * Scroll text between <row1> and <row2> inclusive, by <count> lines 648 * Scroll text between <row1> and <row2> inclusive, by <count> lines
625 * count positive ==> scroll up 649 * count positive ==> scroll up
626 * count negative ==> scroll down 650 * count negative ==> scroll down
627 */ 651 */
628int 652int ecb_hot
629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 653rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
630{ 654{
631 if (count == 0 || (row1 > row2)) 655 if (count == 0 || (row1 > row2))
632 return 0; 656 return 0;
633 657
636 660
637 if (count > 0 661 if (count > 0
638 && row1 == 0 662 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 663 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 { 664 {
665 min_it (count, total_rows - (nrow - (row2 + 1)));
666
641 top_row = max (top_row - count, -saveLines); 667 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645 668
646 // sever bottommost line 669 // sever bottommost line
647 { 670 {
648 line_t &l = ROW(row2 - count); 671 line_t &l = ROW(row2);
649 l.is_longer (0); 672 l.is_longer (0);
650 l.touch (); 673 l.touch ();
651 } 674 }
652 675
676 // scroll everything up 'count' lines
677 term_start = (term_start + count) % total_rows;
678
679 // now copy lines below the scroll region bottom to the
680 // bottom of the screen again, so they look as if they
681 // hadn't moved.
682 for (int i = nrow; --i > row2; )
683 {
684 line_t &l1 = ROW(i - count);
685 line_t &l2 = ROW(i);
686
687 ::swap (l1, l2);
688 l2.touch ();
689 }
690
653 // erase newly scrolled-in lines 691 // erase newly scrolled-in lines
654 for (int i = count; i--; ) 692 for (int i = count; i--; )
655 { 693 {
656 line_t &l = ROW(nrow - 1 - i); 694 line_t &l = ROW(row2 - i);
657 695
658 // optimize if already cleared, can be significant on slow machines 696 // optimise if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem 697 // could be rolled into scr_blank_screen_mem
660 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 698 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 { 699 {
662 scr_blank_line (l, 0, l.l, rstyle); 700 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0; 701 l.l = 0;
665 } 703 }
666 else 704 else
667 scr_blank_screen_mem (l, rstyle); 705 scr_blank_screen_mem (l, rstyle);
668 } 706 }
669 707
670 // now copy lines below the scroll region bottom to the
671 // bottom of the screen again, so they look as if they
672 // hadn't moved.
673 for (int i = nrow; --i > row2; )
674 {
675 line_t &l1 = ROW(i - count);
676 line_t &l2 = ROW(i);
677
678 ::swap (l1, l2);
679 l2.touch ();
680 }
681
682 // move and/or clear selection, if any 708 // move and/or clear selection, if any
683 if (selection.op && current_screen == selection.screen) 709 if (selection.op && current_screen == selection.screen
710 && selection.beg.row <= row2)
684 { 711 {
685 selection.beg.row -= count; 712 selection.beg.row -= count;
686 selection.end.row -= count; 713 selection.end.row -= count;
687 selection.mark.row -= count; 714 selection.mark.row -= count;
688 715
689 if (selection.beg.row < top_row 716 selection_check (0);
690 || selection.end.row < top_row
691 || selection.mark.row < top_row)
692 {
693 CLEAR_ALL_SELECTION ();
694 selection.op = SELECTION_CLEAR;
695 }
696 } 717 }
697 718
698 // finally move the view window, if desired 719 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer) 720 if (option (Opt_scrollWithBuffer)
700 && view_start != 0 721 && view_start != 0
730 } 751 }
731 752
732 // use a simple and robust scrolling algorithm, this 753 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical. 754 // part of scr_scroll_text is not time-critical.
734 755
756 // sever line above scroll region
757 if (row1)
758 {
759 line_t &l = ROW(row1 - 1);
760 l.is_longer (0);
761 l.touch ();
762 }
763
735 int rows = row2 - row1 + 1; 764 int rows = row2 - row1 + 1;
736 765
737 min_it (count, rows); 766 min_it (count, rows);
738 767
739 line_t *temp_buf = row_buf + total_rows; 768 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
740 769
741 for (int row = 0; row < rows; row++) 770 for (int row = 0; row < rows; row++)
742 { 771 {
743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 772 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
744 773
746 scr_blank_screen_mem (temp_buf [row], rstyle); 775 scr_blank_screen_mem (temp_buf [row], rstyle);
747 } 776 }
748 777
749 for (int row = 0; row < rows; row++) 778 for (int row = 0; row < rows; row++)
750 ROW(row1 + row) = temp_buf [row]; 779 ROW(row1 + row) = temp_buf [row];
780
781 // sever bottommost line
782 {
783 line_t &l = ROW(row2);
784 l.is_longer (0);
785 l.touch ();
786 }
751 } 787 }
752 788
753 return count; 789 return count;
754} 790}
755 791
756/* ------------------------------------------------------------------------- */ 792/* ------------------------------------------------------------------------- */
757/* 793/*
758 * Add text given in <str> of length <len> to screen struct 794 * Add text given in <str> of length <len> to screen struct
759 */ 795 */
760void 796void ecb_hot
761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 797rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
762{ 798{
763 if (len <= 0) /* sanity */ 799 if (len <= 0) /* sanity */
764 return; 800 return;
765 801
766 unsigned char checksel; 802 bool checksel;
767 unicode_t c; 803 unicode_t c;
768 int ncol = this->ncol; 804 int ncol = this->ncol;
769 const wchar_t *strend = str + len; 805 const wchar_t *strend = str + len;
770 806
771 want_refresh = 1; 807 want_refresh = 1;
797 833
798 while (str < strend) 834 while (str < strend)
799 { 835 {
800 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 836 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
801 837
802 if (expect_false (c < 0x20)) 838 if (ecb_unlikely (c < 0x20))
803 if (c == C0_LF) 839 if (c == C0_LF)
804 { 840 {
805 max_it (line->l, screen.cur.col); 841 max_it (line->l, screen.cur.col);
806 842
807 screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
826 { 862 {
827 scr_tab (1, true); 863 scr_tab (1, true);
828 continue; 864 continue;
829 } 865 }
830 866
831 if (expect_false ( 867 if (ecb_unlikely (
832 checksel /* see if we're writing within selection */ 868 checksel /* see if we're writing within selection */
833 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 869 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
834 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 870 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
835 )) 871 ))
836 { 872 {
841 * should be a similar check. 877 * should be a similar check.
842 */ 878 */
843 CLEAR_SELECTION (); 879 CLEAR_SELECTION ();
844 } 880 }
845 881
846 if (expect_false (screen.flags & Screen_WrapNext)) 882 if (ecb_unlikely (screen.flags & Screen_WrapNext))
847 { 883 {
848 scr_do_wrap (); 884 scr_do_wrap ();
849 885
850 line->l = ncol; 886 line->l = ncol;
851 line->is_longer (1); 887 line->is_longer (1);
853 row = screen.cur.row; 889 row = screen.cur.row;
854 line = &ROW(row); /* _must_ refresh */ 890 line = &ROW(row); /* _must_ refresh */
855 } 891 }
856 892
857 // some utf-8 decoders "decode" surrogate characters: let's fix this. 893 // some utf-8 decoders "decode" surrogate characters: let's fix this.
858 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 894 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
859 c = 0xfffd; 895 c = 0xfffd;
860 896
861 // rely on wcwidth to tell us the character width, do wcwidth before 897 // rely on wcwidth to tell us the character width, do wcwidth before
862 // further replacements, as wcwidth might return -1 for the line 898 // further replacements, as wcwidth might return -1 for the line
863 // drawing characters below as they might be invalid in the current 899 // drawing characters below as they might be invalid in the current
864 // locale. 900 // locale.
865 int width = WCWIDTH (c); 901 int width = WCWIDTH (c);
866 902
867 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 903 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
868 { 904 {
869 // vt100 special graphics and line drawing 905 // vt100 special graphics and line drawing
870 // 5f-7e standard vt100 906 // 5f-7e standard vt100
871 // 40-5e rxvt extension for extra curses acs chars 907 // 40-5e rxvt extension for extra curses acs chars
872 static uint16_t vt100_0[62] = { // 41 .. 7e 908 static uint16_t vt100_0[62] = { // 41 .. 7e
885 c = vt100_0[c - 0x41]; 921 c = vt100_0[c - 0x41];
886 width = 1; // vt100 line drawing characters are always single-width 922 width = 1; // vt100 line drawing characters are always single-width
887 } 923 }
888 } 924 }
889 925
890 if (expect_false (screen.flags & Screen_Insert)) 926 if (ecb_unlikely (screen.flags & Screen_Insert))
891 scr_insdel_chars (width, INSERT); 927 scr_insdel_chars (width, INSERT);
892 928
893 if (width != 0) 929 if (width != 0)
894 { 930 {
895#if !UNICODE_3 931#if !UNICODE_3
903#endif 939#endif
904 940
905 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 941 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
906 942
907 // if the character doesn't fit into the remaining columns... 943 // if the character doesn't fit into the remaining columns...
908 if (expect_false (screen.cur.col > ncol - width && ncol >= width)) 944 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
909 { 945 {
910 if (screen.flags & Screen_Autowrap) 946 if (screen.flags & Screen_Autowrap)
911 { 947 {
912 // ... artificially enlargen the previous one 948 // ... artificially enlargen the previous one
913 c = NOCHAR; 949 c = NOCHAR;
920 956
921 // nuke the character at this position, if required 957 // nuke the character at this position, if required
922 // due to wonderful coincidences everywhere else in this loop 958 // due to wonderful coincidences everywhere else in this loop
923 // we never have to check for overwriting a wide char itself, 959 // we never have to check for overwriting a wide char itself,
924 // only its tail. 960 // only its tail.
925 if (expect_false (line->t[screen.cur.col] == NOCHAR)) 961 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
926 scr_kill_char (*line, screen.cur.col); 962 scr_kill_char (*line, screen.cur.col);
927 963
928 line->touch (); 964 line->touch ();
929 965
930 do 966 do
931 { 967 {
932 line->t[screen.cur.col] = c; 968 line->t[screen.cur.col] = c;
933 line->r[screen.cur.col] = rend; 969 line->r[screen.cur.col] = rend;
934 970
935 if (expect_true (screen.cur.col < ncol - 1)) 971 if (ecb_likely (screen.cur.col < ncol - 1))
936 screen.cur.col++; 972 screen.cur.col++;
937 else 973 else
938 { 974 {
939 line->l = ncol; 975 line->l = ncol;
940 if (screen.flags & Screen_Autowrap) 976 if (screen.flags & Screen_Autowrap)
943 goto end_of_line; 979 goto end_of_line;
944 } 980 }
945 981
946 c = NOCHAR; 982 c = NOCHAR;
947 } 983 }
948 while (expect_false (--width > 0)); 984 while (ecb_unlikely (--width > 0));
949 985
950 // pad with spaces when overwriting wide character with smaller one 986 // pad with spaces when overwriting wide character with smaller one
951 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++) 987 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
952 { 988 {
953 line->t[c] = ' '; 989 line->t[c] = ' ';
954 line->r[c] = rend; 990 line->r[c] = rend;
955 } 991 }
956 992
1115 * XTERM_SEQ: ESC 6 1151 * XTERM_SEQ: ESC 6
1116 * Move cursor left in row. If we're at the left boundary, shift everything 1152 * Move cursor left in row. If we're at the left boundary, shift everything
1117 * in that row right. Clear left column. 1153 * in that row right. Clear left column.
1118 */ 1154 */
1119#if !ENABLE_MINIMAL 1155#if !ENABLE_MINIMAL
1120void 1156void ecb_cold
1121rxvt_term::scr_backindex () NOTHROW 1157rxvt_term::scr_backindex () NOTHROW
1122{ 1158{
1123 if (screen.cur.col > 0) 1159 if (screen.cur.col > 0)
1124 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1125 else 1161 else
1132 * XTERM_SEQ: ESC 9 1168 * XTERM_SEQ: ESC 9
1133 * Move cursor right in row. If we're at the right boundary, shift everything 1169 * Move cursor right in row. If we're at the right boundary, shift everything
1134 * in that row left. Clear right column. 1170 * in that row left. Clear right column.
1135 */ 1171 */
1136#if !ENABLE_MINIMAL 1172#if !ENABLE_MINIMAL
1137void 1173void ecb_cold
1138rxvt_term::scr_forwardindex () NOTHROW 1174rxvt_term::scr_forwardindex () NOTHROW
1139{ 1175{
1140 if (screen.cur.col < ncol - 1) 1176 if (screen.cur.col < ncol - 1)
1141 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1177 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1142 else 1178 else
1293 scr_blank_line (line, col, num, rstyle); 1329 scr_blank_line (line, col, num, rstyle);
1294} 1330}
1295 1331
1296/* ------------------------------------------------------------------------- */ 1332/* ------------------------------------------------------------------------- */
1297/* 1333/*
1298 * Erase part of whole of the screen 1334 * Erase part or whole of the screen
1299 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1335 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1300 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1336 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1301 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1337 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1302 */ 1338 */
1303void 1339void
1312 ZERO_SCROLLBACK (); 1348 ZERO_SCROLLBACK ();
1313 1349
1314 switch (mode) 1350 switch (mode)
1315 { 1351 {
1316 case 0: /* erase to end of screen */ 1352 case 0: /* erase to end of screen */
1317 selection_check (1);
1318 scr_erase_line (0); 1353 scr_erase_line (0);
1319 row = screen.cur.row + 1; /* possible OOB */ 1354 row = screen.cur.row + 1; /* possible OOB */
1320 num = nrow - row; 1355 num = nrow - row;
1321 break; 1356 break;
1322 case 1: /* erase to beginning of screen */ 1357 case 1: /* erase to beginning of screen */
1323 selection_check (3);
1324 scr_erase_line (1); 1358 scr_erase_line (1);
1325 row = 0; 1359 row = 0;
1326 num = screen.cur.row; 1360 num = screen.cur.row;
1327 break; 1361 break;
1328 case 2: /* erase whole screen */ 1362 case 2: /* erase whole screen */
1329 selection_check (3);
1330 row = 0; 1363 row = 0;
1331 num = nrow; 1364 num = nrow;
1332 break; 1365 break;
1333 default: 1366 default:
1334 return; 1367 return;
1351 { 1384 {
1352 ren = DEFAULT_RSTYLE; 1385 ren = DEFAULT_RSTYLE;
1353 1386
1354 if (mapped) 1387 if (mapped)
1355 XClearArea (dpy, vt, 0, 1388 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row - view_start), (unsigned int)width, 1389 Row2Pixel (row - view_start), (unsigned int)vt_width,
1357 (unsigned int)Height2Pixel (num), False); 1390 (unsigned int)Height2Pixel (num), False);
1358 } 1391 }
1359 else 1392 else
1360 { 1393 {
1361 ren = rstyle & (RS_fgMask | RS_bgMask); 1394 ren = rstyle & (RS_fgMask | RS_bgMask);
1364 { 1397 {
1365 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1398 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1366 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1399 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1367 XFillRectangle (dpy, vt, gc, 1400 XFillRectangle (dpy, vt, gc,
1368 0, Row2Pixel (row - view_start), 1401 0, Row2Pixel (row - view_start),
1369 (unsigned int)width, 1402 (unsigned int)vt_width,
1370 (unsigned int)Height2Pixel (num)); 1403 (unsigned int)Height2Pixel (num));
1371 gcvalue.foreground = pix_colors[Color_fg]; 1404 gcvalue.foreground = pix_colors[Color_fg];
1372 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1405 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1373 } 1406 }
1374 } 1407 }
1396/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1397/* 1430/*
1398 * Fill the screen with `E's 1431 * Fill the screen with `E's
1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1432 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1400 */ 1433 */
1401void 1434void ecb_cold
1402rxvt_term::scr_E () NOTHROW 1435rxvt_term::scr_E () NOTHROW
1403{ 1436{
1404 rend_t fs; 1437 rend_t fs;
1405 1438
1406 want_refresh = 1; 1439 want_refresh = 1;
1407 ZERO_SCROLLBACK (); 1440 ZERO_SCROLLBACK ();
1408 1441
1409 num_scr_allow = 0; 1442 num_scr_allow = 0;
1410 selection_check (3); 1443
1444 row_col_t pos;
1445 pos.row = pos.col = 0;
1446 if (ROWCOL_IS_AFTER (selection.end, pos))
1447 CLEAR_SELECTION ();
1411 1448
1412 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1449 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1413 for (int row = nrow; row--; ) 1450 for (int row = nrow; row--; )
1414 { 1451 {
1415 line_t &line = ROW(row); 1452 line_t &line = ROW(row);
1566/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1567/* 1604/*
1568 * Set the scrolling region 1605 * Set the scrolling region
1569 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1606 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1570 */ 1607 */
1571void 1608void ecb_cold
1572rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1609rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1573{ 1610{
1574 max_it (top, 0); 1611 max_it (top, 0);
1575 min_it (bot, nrow - 1); 1612 min_it (bot, nrow - 1);
1576 1613
1586/* 1623/*
1587 * Make the cursor visible/invisible 1624 * Make the cursor visible/invisible
1588 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1625 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1589 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1626 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1590 */ 1627 */
1591void 1628void ecb_cold
1592rxvt_term::scr_cursor_visible (int mode) NOTHROW 1629rxvt_term::scr_cursor_visible (int mode) NOTHROW
1593{ 1630{
1594 want_refresh = 1; 1631 want_refresh = 1;
1595 1632
1596 if (mode) 1633 if (mode)
1603/* 1640/*
1604 * Set/unset automatic wrapping 1641 * Set/unset automatic wrapping
1605 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1642 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1606 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1643 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1607 */ 1644 */
1608void 1645void ecb_cold
1609rxvt_term::scr_autowrap (int mode) NOTHROW 1646rxvt_term::scr_autowrap (int mode) NOTHROW
1610{ 1647{
1611 if (mode) 1648 if (mode)
1612 screen.flags |= Screen_Autowrap; 1649 screen.flags |= Screen_Autowrap;
1613 else 1650 else
1622 * Relative mode: line numbers are relative to top margin of scrolling region 1659 * Relative mode: line numbers are relative to top margin of scrolling region
1623 * and the cursor cannot be moved outside. 1660 * and the cursor cannot be moved outside.
1624 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1661 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1625 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1662 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1626 */ 1663 */
1627void 1664void ecb_cold
1628rxvt_term::scr_relative_origin (int mode) NOTHROW 1665rxvt_term::scr_relative_origin (int mode) NOTHROW
1629{ 1666{
1630 if (mode) 1667 if (mode)
1631 screen.flags |= Screen_Relative; 1668 screen.flags |= Screen_Relative;
1632 else 1669 else
1639/* 1676/*
1640 * Set insert/replace mode 1677 * Set insert/replace mode
1641 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1678 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1642 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1679 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1643 */ 1680 */
1644void 1681void ecb_cold
1645rxvt_term::scr_insert_mode (int mode) NOTHROW 1682rxvt_term::scr_insert_mode (int mode) NOTHROW
1646{ 1683{
1647 if (mode) 1684 if (mode)
1648 screen.flags |= Screen_Insert; 1685 screen.flags |= Screen_Insert;
1649 else 1686 else
1655 * Set/Unset tabs 1692 * Set/Unset tabs
1656 * XTERM_SEQ: Set tab at current column : ESC H 1693 * XTERM_SEQ: Set tab at current column : ESC H
1657 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1694 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1658 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1695 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1659 */ 1696 */
1660void 1697void ecb_cold
1661rxvt_term::scr_set_tab (int mode) NOTHROW 1698rxvt_term::scr_set_tab (int mode) NOTHROW
1662{ 1699{
1663 if (mode < 0) 1700 if (mode < 0)
1664 memset (tabs, 0, ncol); 1701 memset (tabs, 0, ncol);
1665 else if (screen.cur.col < ncol) 1702 else if (screen.cur.col < ncol)
1684 if (rvideo_state != on) 1721 if (rvideo_state != on)
1685 { 1722 {
1686 rvideo_state = on; 1723 rvideo_state = on;
1687 1724
1688 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1725 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1689#ifdef HAVE_BG_PIXMAP 1726#ifdef HAVE_IMG
1690 if (bgPixmap.pixmap == None) 1727 if (bg_img == 0)
1691#endif 1728#endif
1692 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1729 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1693 1730
1694 XGCValues gcvalue; 1731 XGCValues gcvalue;
1695 gcvalue.foreground = pix_colors[Color_fg]; 1732 gcvalue.foreground = pix_colors[Color_fg];
1704/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1705/* 1742/*
1706 * Report current cursor position 1743 * Report current cursor position
1707 * XTERM_SEQ: Report position: ESC [ 6 n 1744 * XTERM_SEQ: Report position: ESC [ 6 n
1708 */ 1745 */
1709void 1746void ecb_cold
1710rxvt_term::scr_report_position () NOTHROW 1747rxvt_term::scr_report_position () NOTHROW
1711{ 1748{
1712 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1749 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1713} 1750}
1714 1751
1717 * ------------------------------------------------------------------------- */ 1754 * ------------------------------------------------------------------------- */
1718 1755
1719/* 1756/*
1720 * Set font style 1757 * Set font style
1721 */ 1758 */
1722void 1759void ecb_cold
1723rxvt_term::set_font_style () NOTHROW 1760rxvt_term::set_font_style () NOTHROW
1724{ 1761{
1725#if 0 1762#if 0
1726 switch (charsets [screen.charset]) 1763 switch (charsets [screen.charset])
1727 { 1764 {
1749 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1786 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1750 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1787 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1751 * XTERM_SEQ: Invoke G2 character set: ESC N 1788 * XTERM_SEQ: Invoke G2 character set: ESC N
1752 * XTERM_SEQ: Invoke G3 character set: ESC O 1789 * XTERM_SEQ: Invoke G3 character set: ESC O
1753 */ 1790 */
1754void 1791void ecb_cold
1755rxvt_term::scr_charset_choose (int set) NOTHROW 1792rxvt_term::scr_charset_choose (int set) NOTHROW
1756{ 1793{
1757 screen.charset = set; 1794 screen.charset = set;
1758 set_font_style (); 1795 set_font_style ();
1759} 1796}
1780 * ------------------------------------------------------------------------- */ 1817 * ------------------------------------------------------------------------- */
1781 1818
1782/* 1819/*
1783 * refresh matching text. 1820 * refresh matching text.
1784 */ 1821 */
1785bool 1822bool ecb_cold
1786rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1823rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1787{ 1824{
1788 bool found = false; 1825 bool found = false;
1789 1826
1790 for (int i = 0; i < nrow; i++) 1827 for (int i = 0; i < nrow; i++)
1809 PART_BEG = 0, 1846 PART_BEG = 0,
1810 PART_END, 1847 PART_END,
1811 RC_COUNT 1848 RC_COUNT
1812}; 1849};
1813 1850
1814void 1851void ecb_hot
1815rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1852rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1816{ 1853{
1817 int i; 1854 int i;
1818 row_col_t rc[RC_COUNT]; 1855 row_col_t rc[RC_COUNT];
1819 1856
1856 * Refresh the entire screen 1893 * Refresh the entire screen
1857 */ 1894 */
1858void 1895void
1859rxvt_term::scr_touch (bool refresh) NOTHROW 1896rxvt_term::scr_touch (bool refresh) NOTHROW
1860{ 1897{
1861 scr_expose (0, 0, width, height, refresh); 1898 scr_expose (0, 0, vt_width, vt_height, refresh);
1862} 1899}
1863 1900
1864/* ------------------------------------------------------------------------- */ 1901/* ------------------------------------------------------------------------- */
1865/* 1902/*
1866 * Move the display so that the line represented by scrollbar value Y is at 1903 * Move the display so that the line represented by scrollbar value Y is at
1922 1959
1923# ifndef NO_MAPALERT 1960# ifndef NO_MAPALERT
1924# ifdef MAPALERT_OPTION 1961# ifdef MAPALERT_OPTION
1925 if (option (Opt_mapAlert)) 1962 if (option (Opt_mapAlert))
1926# endif 1963# endif
1927 XMapWindow (dpy, parent[0]); 1964 XMapWindow (dpy, parent);
1928# endif 1965# endif
1929 1966
1930# if ENABLE_FRILLS 1967# if ENABLE_FRILLS
1931 if (option (Opt_urgentOnBell)) 1968 if (option (Opt_urgentOnBell))
1932 set_urgency (1); 1969 set_urgency (1);
1945 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1982 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1946#endif 1983#endif
1947} 1984}
1948 1985
1949/* ------------------------------------------------------------------------- */ 1986/* ------------------------------------------------------------------------- */
1950/* ARGSUSED */ 1987void ecb_cold
1951void
1952rxvt_term::scr_printscreen (int fullhist) NOTHROW 1988rxvt_term::scr_printscreen (int fullhist) NOTHROW
1953{ 1989{
1954#ifdef PRINTPIPE 1990#ifdef PRINTPIPE
1955 int nrows, row_start; 1991 int nrows, row_start;
1956 FILE *fd = popen_printer (); 1992 FILE *fd = popen_printer ();
2005/* 2041/*
2006 * Refresh the screen 2042 * Refresh the screen
2007 * drawn_text/drawn_rend contain the screen information before the update. 2043 * drawn_text/drawn_rend contain the screen information before the update.
2008 * screen.text/screen.rend contain what the screen will change to. 2044 * screen.text/screen.rend contain what the screen will change to.
2009 */ 2045 */
2010void 2046void ecb_hot
2011rxvt_term::scr_refresh () NOTHROW 2047rxvt_term::scr_refresh () NOTHROW
2012{ 2048{
2013 int16_t col, row, /* column/row we're processing */ 2049 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */ 2050 ocrow; /* old cursor row */
2015 int i; /* tmp */ 2051 int i; /* tmp */
2016#ifndef NO_CURSORCOLOR
2017 rend_t cc1; /* store colours at cursor position (s) */
2018#endif
2019 rend_t *crp; // cursor rendition pointer
2020 rend_t ccol1, /* Cursor colour */ 2052 rend_t ccol1, /* Cursor colour */
2021 ccol2; /* Cursor colour2 */ 2053 ccol2; /* Cursor colour2 */
2054 rend_t cur_rend;
2055 int cur_col;
2022 2056
2023 want_refresh = 0; /* screen is current */ 2057 want_refresh = 0; /* screen is current */
2024 2058
2025 if (refresh_type == NO_REFRESH || !mapped) 2059 if (refresh_type == NO_REFRESH || !mapped)
2026 return; 2060 return;
2029 * A: set up vars 2063 * A: set up vars
2030 */ 2064 */
2031 refresh_count = 0; 2065 refresh_count = 0;
2032 2066
2033 unsigned int old_screen_flags = screen.flags; 2067 unsigned int old_screen_flags = screen.flags;
2034 char have_bg = 0; 2068 bool have_bg = 0;
2035#ifdef HAVE_BG_PIXMAP 2069#ifdef HAVE_IMG
2036 have_bg = bgPixmap.pixmap != None; 2070 have_bg = bg_img != 0;
2037#endif 2071#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2072 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039 2073
2040 /* 2074 /*
2041 * B: reverse any characters which are selected 2075 * B: reverse any characters which are selected
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2079 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY 2080#if ENABLE_OVERLAY
2047 scr_swap_overlay (); 2081 scr_swap_overlay ();
2048#endif 2082#endif
2049 2083
2050 char showcursor = screen.flags & Screen_VisibleCursor; 2084 bool showcursor = screen.flags & Screen_VisibleCursor;
2051 2085
2052 /* 2086 /*
2053 * C: set the cursor character (s) 2087 * C: set the cursor character (s)
2054 */ 2088 */
2055 { 2089 {
2056 unsigned char setoldcursor; 2090 bool setoldcursor;
2057 2091
2058#ifdef CURSOR_BLINK 2092#ifdef CURSOR_BLINK
2059 if (hidden_cursor) 2093 if (hidden_cursor)
2060 showcursor = 0; 2094 showcursor = 0;
2061#endif 2095#endif
2065 int col = screen.cur.col; 2099 int col = screen.cur.col;
2066 2100
2067 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2101 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2068 col--; 2102 col--;
2069 2103
2070 crp = &ROW(screen.cur.row).r[col]; 2104 cur_rend = ROW(screen.cur.row).r[col];
2105 cur_col = col;
2071 2106
2072#ifndef NO_CURSORCOLOR 2107#ifndef NO_CURSORCOLOR
2073 cc1 = *crp & (RS_fgMask | RS_bgMask);
2074 if (ISSET_PIXCOLOR (Color_cursor)) 2108 if (ISSET_PIXCOLOR (Color_cursor))
2075 ccol1 = Color_cursor; 2109 ccol1 = Color_cursor;
2076 else 2110 else
2077#endif 2111#endif
2078#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2112#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2092 ccol2 = Color_bg; 2126 ccol2 = Color_bg;
2093#endif 2127#endif
2094 2128
2095 if (focus) 2129 if (focus)
2096 { 2130 {
2131 rend_t rend = cur_rend;
2132
2097 if (option (Opt_cursorUnderline)) 2133 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline; 2134 rend ^= RS_Uline;
2099 else 2135 else
2100 { 2136 {
2101 *crp ^= RS_RVid; 2137 rend ^= RS_RVid;
2102 *crp = SET_FGCOLOR (*crp, ccol1); 2138 rend = SET_FGCOLOR (rend, ccol1);
2103 *crp = SET_BGCOLOR (*crp, ccol2); 2139 rend = SET_BGCOLOR (rend, ccol2);
2104 } 2140 }
2141
2142 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2105 } 2143 }
2106 } 2144 }
2107 2145
2108 /* make sure no outline cursor is left around */ 2146 /* make sure no outline cursor is left around */
2109 setoldcursor = 0; 2147 setoldcursor = 0;
2148 { 2186 {
2149 int16_t nits; 2187 int16_t nits;
2150 int i = num_scr; 2188 int i = num_scr;
2151 int j; 2189 int j;
2152 int len, wlen; 2190 int len, wlen;
2153 dLocal (int, num_scr);
2154 2191
2155 j = nrow; 2192 j = nrow;
2156 wlen = len = -1; 2193 wlen = len = -1;
2157 row = i > 0 ? 0 : j - 1; 2194 row = i > 0 ? 0 : j - 1;
2158 2195
2233 continue; 2270 continue;
2234 2271
2235 // redraw one or more characters 2272 // redraw one or more characters
2236 2273
2237 // seek to the beginning of wide characters 2274 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0)) 2275 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2239 --col; 2276 --col;
2240 2277
2241 rend_t rend = srp[col]; /* screen rendition (target rendition) */ 2278 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col; 2279 text_t *text = stp + col;
2243 int count = 1; 2280 int count = 1;
2281 2318
2282 col--; /* went one too far. move back */ 2319 col--; /* went one too far. move back */
2283 count -= i; /* dump any matching trailing chars */ 2320 count -= i; /* dump any matching trailing chars */
2284 2321
2285 // sometimes we optimize away the trailing NOCHAR's, add them back 2322 // sometimes we optimize away the trailing NOCHAR's, add them back
2286 while (expect_false (i && text[count] == NOCHAR)) 2323 while (ecb_unlikely (i && text[count] == NOCHAR))
2287 count++, i--; 2324 count++, i--;
2288 2325
2289 /* 2326 /*
2290 * Determine the attributes for the string 2327 * Determine the attributes for the string
2291 */ 2328 */
2292 int fore = fgcolor_of (rend); // desired foreground 2329 int fore = fgcolor_of (rend); // desired foreground
2293 int back = bgcolor_of (rend); // desired background 2330 int back = bgcolor_of (rend); // desired background
2294 2331
2295 // only do special processing if any attributes are set, which is unlikely 2332 // only do special processing if any attributes are set, which is unlikely
2296 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel))) 2333 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2297 { 2334 {
2298 bool invert = rend & RS_RVid; 2335 bool invert = rend & RS_RVid;
2299 2336
2300#ifndef NO_BOLD_UNDERLINE_REVERSE 2337#ifndef NO_BOLD_UNDERLINE_REVERSE
2301 if (rend & RS_Bold && fore == Color_fg) 2338 if (rend & RS_Bold && fore == Color_fg)
2390 /* 2427 /*
2391 * Actually do the drawing of the string here 2428 * Actually do the drawing of the string here
2392 */ 2429 */
2393 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2430 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2394 2431
2395 if (expect_true (have_bg && back == Color_bg)) 2432 if (ecb_likely (have_bg && back == Color_bg))
2396 { 2433 {
2397 // this is very ugly, maybe push it into ->draw? 2434 // this is very ugly, maybe push it into ->draw?
2398 2435
2399 for (i = 0; i < count; i++) /* don't draw empty strings */ 2436 for (i = 0; i < count; i++) /* don't draw empty strings */
2400 if (text[i] != ' ') 2437 if (text[i] != ' ')
2407 did_clear: ; 2444 did_clear: ;
2408 } 2445 }
2409 else 2446 else
2410 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2447 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2411 2448
2412 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2449 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2413 { 2450 {
2414#if ENABLE_FRILLS 2451#if ENABLE_FRILLS
2415 if (ISSET_PIXCOLOR (Color_underline)) 2452 if (ISSET_PIXCOLOR (Color_underline))
2416 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2453 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2417 else 2454 else
2429 * G: cleanup cursor and display outline cursor if necessary 2466 * G: cleanup cursor and display outline cursor if necessary
2430 */ 2467 */
2431 if (showcursor) 2468 if (showcursor)
2432 { 2469 {
2433 if (focus) 2470 if (focus)
2434 { 2471 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2435 if (option (Opt_cursorUnderline))
2436 *crp ^= RS_Uline;
2437 else
2438 {
2439 *crp ^= RS_RVid;
2440#ifndef NO_CURSORCOLOR
2441 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2442#endif
2443 }
2444 }
2445 else if (oldcursor.row >= 0) 2472 else if (oldcursor.row >= 0)
2446 { 2473 {
2447 int cursorwidth = 1; 2474 int cursorwidth = 1;
2448 int col = oldcursor.col; 2475 int col = oldcursor.col;
2449 2476
2463 2490
2464 XDrawRectangle (dpy, vt, gc, 2491 XDrawRectangle (dpy, vt, gc,
2465 Col2Pixel (col), 2492 Col2Pixel (col),
2466 Row2Pixel (oldcursor.row), 2493 Row2Pixel (oldcursor.row),
2467 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2494 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2468 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2495 (unsigned int) (Height2Pixel (1) - 1));
2469 } 2496 }
2470 } 2497 }
2471 2498
2472 /* 2499 /*
2473 * H: cleanup selection 2500 * H: cleanup selection
2482 screen.flags = old_screen_flags; 2509 screen.flags = old_screen_flags;
2483 num_scr = 0; 2510 num_scr = 0;
2484 num_scr_allow = 1; 2511 num_scr_allow = 1;
2485} 2512}
2486 2513
2487void 2514void ecb_cold
2488rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2515rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2489{ 2516{
2490 if (!l.t) 2517 if (!l.valid ())
2491 return; 2518 return;
2492 2519
2493 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2520 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2494 2521
2495 for (int i = ncol; i--; ) 2522 for (int i = ncol; i--; )
2496 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2523 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2497} 2524}
2498 2525
2499void 2526void ecb_cold
2500rxvt_term::scr_remap_chars () NOTHROW 2527rxvt_term::scr_remap_chars () NOTHROW
2501{ 2528{
2502 for (int i = total_rows; i--; ) 2529 for (int i = total_rows; i--; )
2503 scr_remap_chars (row_buf [i]); 2530 scr_remap_chars (row_buf [i]);
2504 2531
2507 scr_remap_chars (drawn_buf [i]); 2534 scr_remap_chars (drawn_buf [i]);
2508 scr_remap_chars (swap_buf [i]); 2535 scr_remap_chars (swap_buf [i]);
2509 } 2536 }
2510} 2537}
2511 2538
2512void 2539void ecb_cold
2513rxvt_term::scr_recolour () NOTHROW 2540rxvt_term::scr_recolour (bool refresh) NOTHROW
2514{ 2541{
2515#ifdef HAVE_BG_PIXMAP 2542 bool transparent = false;
2516 bgPixmap.apply ();
2517#else
2518 2543
2544#ifdef HAVE_IMG
2545 if (bg_img != 0)
2546 {
2547# if ENABLE_TRANSPARENCY
2548 if (bg_flags & BG_IS_TRANSPARENT)
2549 {
2550 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2551 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2552
2553 transparent = true;
2554 }
2555 else
2556# endif
2557 {
2558 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2559 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2560 }
2561 }
2562 else
2563#endif
2564 {
2519 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2565 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2520 XClearWindow (dpy, parent[0]);
2521 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2566 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2567 }
2568
2569 XClearWindow (dpy, parent);
2522 2570
2523 if (scrollBar.win) 2571 if (scrollBar.win)
2524 { 2572 {
2573 if (transparent)
2574 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2575 else
2525 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2576 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2526 scrollBar.state = STATE_IDLE; 2577 scrollBar.state = SB_STATE_IDLE;
2527 scrollBar.show (0); 2578 scrollBar.show (0);
2528 } 2579 }
2529 2580
2530#endif 2581 if (refresh)
2531 2582 {
2532 /* bgPixmap.apply () does not do the following : */
2533 scr_clear (); 2583 scr_clear ();
2534 scr_touch (true); 2584 scr_touch (true);
2585 }
2535 want_refresh = 1; 2586 want_refresh = 1;
2536} 2587}
2537 2588
2538/* ------------------------------------------------------------------------- */ 2589/* ------------------------------------------------------------------------- */
2539void 2590void
2596 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2647 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2597 srp[col] ^= rstyle; 2648 srp[col] ^= rstyle;
2598} 2649}
2599 2650
2600/* ------------------------------------------------------------------------- */ 2651/* ------------------------------------------------------------------------- */
2601void 2652void ecb_hot
2602rxvt_term::scr_reverse_selection () NOTHROW 2653rxvt_term::scr_reverse_selection () NOTHROW
2603{ 2654{
2604 if (selection.op 2655 if (selection.op
2605 && current_screen == selection.screen 2656 && current_screen == selection.screen
2606 && selection.end.row >= view_start) 2657 && selection.end.row >= view_start)
2625 */ 2676 */
2626#if 0 2677#if 0
2627void 2678void
2628rxvt_term::scr_dump (int fd) NOTHROW 2679rxvt_term::scr_dump (int fd) NOTHROW
2629{ 2680{
2630 int row, wrote; 2681 // if this method is needed, it can be implemented by factoring the
2631 unsigned int width, towrite; 2682 // relevant code in scr_printscreen
2632 const char r1[] = "\n";
2633
2634 for (row = saveLines + top_row;
2635 row < saveLines + nrow - 1; row++)
2636 {
2637 width = row_buf[row].l >= 0 ? row_buf[row].l
2638 : ncol;
2639 for (towrite = width; towrite; towrite -= wrote)
2640 {
2641 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2642 towrite);
2643 if (wrote < 0)
2644 return; /* XXX: death, no report */
2645 }
2646 if (row_buf[row].l >= 0)
2647 if (write (fd, r1, 1) <= 0)
2648 return; /* XXX: death, no report */
2649 }
2650} 2683}
2651#endif 2684#endif
2652 2685
2653/* ------------------------------------------------------------------------- * 2686/* ------------------------------------------------------------------------- *
2654 * CHARACTER SELECTION * 2687 * CHARACTER SELECTION *
2655 * ------------------------------------------------------------------------- */ 2688 * ------------------------------------------------------------------------- */
2656void 2689void
2657rxvt_term::selection_check (int check_more) NOTHROW 2690rxvt_term::selection_check (int check_more) NOTHROW
2658{ 2691{
2659 row_col_t pos;
2660
2661 if (!selection.op) 2692 if (!selection.op)
2662 return; 2693 return;
2663 2694
2664 pos.row = pos.col = 0;
2665 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2695 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2666 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2696 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2667 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2697 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2668 || (check_more == 1 2698 || (check_more == 1
2669 && current_screen == selection.screen 2699 && current_screen == selection.screen
2670 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2700 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2671 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2701 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2672 || (check_more == 2
2673 && ROWCOL_IS_BEFORE (selection.beg, pos)
2674 && ROWCOL_IS_AFTER (selection.end, pos))
2675 || (check_more == 3
2676 && ROWCOL_IS_AFTER (selection.end, pos))
2677 || (check_more == 4 /* screen width change */
2678 && (selection.beg.row != selection.end.row
2679 || selection.end.col > ncol)))
2680 CLEAR_SELECTION (); 2702 CLEAR_ALL_SELECTION ();
2703}
2704
2705void
2706rxvt_term::selection_changed () NOTHROW
2707{
2708 line_t &r1 = ROW (selection.beg.row);
2709 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2710 --selection.beg.col;
2711
2712 line_t &r2 = ROW (selection.end.row);
2713 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2714 ++selection.end.col;
2715
2716 want_refresh = 1;
2681} 2717}
2682 2718
2683/* ------------------------------------------------------------------------- */ 2719/* ------------------------------------------------------------------------- */
2684/* 2720/*
2685 * Paste a selection direct to the command fd 2721 * Paste a selection direct to the command fd
2691 for (unsigned int i = 0; i < len; i++) 2727 for (unsigned int i = 0; i < len; i++)
2692 if (data[i] == C0_LF) 2728 if (data[i] == C0_LF)
2693 data[i] = C0_CR; 2729 data[i] = C0_CR;
2694 2730
2695 if (priv_modes & PrivMode_BracketPaste) 2731 if (priv_modes & PrivMode_BracketPaste)
2696 tt_printf ("\e[200~"); 2732 tt_printf ("\x1b[200~");
2697 2733
2698 tt_write (data, len); 2734 tt_write (data, len);
2699 2735
2700 if (priv_modes & PrivMode_BracketPaste) 2736 if (priv_modes & PrivMode_BracketPaste)
2701 tt_printf ("\e[201~"); 2737 tt_printf ("\x1b[201~");
2702} 2738}
2703 2739
2704void 2740void
2705rxvt_term::paste (char *data, unsigned int len) NOTHROW 2741rxvt_term::paste (char *data, unsigned int len) NOTHROW
2706{ 2742{
2710 tt_paste (data, len); 2746 tt_paste (data, len);
2711} 2747}
2712 2748
2713/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2714/* 2750/*
2715 * Respond to a notification that a primary selection has been sent 2751 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2716 * EXT: SelectionNotify 2752 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2717 */ 2753 * as fallback
2718void
2719rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2720{
2721 if (prop == None) /* check for failed XConvertSelection */
2722 {
2723 if ((selection_type & Sel_CompoundText))
2724 {
2725 int selnum = selection_type & Sel_whereMask;
2726
2727 selection_type = 0;
2728 if (selnum != Sel_direct)
2729 selection_request_other (XA_STRING, selnum);
2730 }
2731
2732 if ((selection_type & Sel_UTF8String))
2733 {
2734 int selnum = selection_type & Sel_whereMask;
2735
2736 selection_type = Sel_CompoundText;
2737 if (selnum != Sel_direct)
2738 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2739 else
2740 selection_type = 0;
2741 }
2742
2743 return;
2744 }
2745
2746 unsigned long bytes_after;
2747 XTextProperty ct;
2748
2749 if (XGetWindowProperty (dpy, win, prop,
2750 0, PROP_SIZE / 4,
2751 delete_prop, AnyPropertyType,
2752 &ct.encoding, &ct.format,
2753 &ct.nitems, &bytes_after,
2754 &ct.value) != Success)
2755 {
2756 ct.value = 0;
2757 goto bailout;
2758 }
2759
2760 if (ct.encoding == None)
2761 goto bailout;
2762
2763 if (bytes_after)
2764 {
2765 // fetch and append remaining data
2766 XTextProperty ct2;
2767
2768 if (XGetWindowProperty (dpy, win, prop,
2769 ct.nitems / 4, (bytes_after + 3) / 4,
2770 delete_prop, AnyPropertyType,
2771 &ct2.encoding, &ct2.format,
2772 &ct2.nitems, &bytes_after,
2773 &ct2.value) != Success)
2774 goto bailout;
2775
2776 // realloc should be compatible to XFree, here, and elsewhere, too
2777 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2778 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2779 ct.nitems += ct2.nitems;
2780
2781 XFree (ct2.value);
2782 }
2783
2784 if (ct.value == 0)
2785 goto bailout;
2786
2787 if (ct.encoding == xa[XA_INCR])
2788 {
2789 // INCR selection, start handshake
2790 if (!delete_prop)
2791 XDeleteProperty (dpy, win, prop);
2792
2793 selection_wait = Sel_incr;
2794 incr_buf_fill = 0;
2795 incr_ev.start (10);
2796
2797 goto bailout;
2798 }
2799
2800 if (ct.nitems == 0)
2801 {
2802 if (selection_wait == Sel_incr)
2803 {
2804 XFree (ct.value);
2805
2806 // finally complete, now paste the whole thing
2807 selection_wait = Sel_normal;
2808 ct.value = (unsigned char *)incr_buf;
2809 ct.nitems = incr_buf_fill;
2810 incr_buf = 0;
2811 incr_buf_size = 0;
2812 incr_ev.stop ();
2813 }
2814 else
2815 {
2816 if (selection_wait == Sel_normal
2817 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2818 {
2819 /*
2820 * pass through again trying CUT_BUFFER0 if we've come from
2821 * XConvertSelection () but nothing was presented
2822 */
2823 selection_paste (display->root, XA_CUT_BUFFER0, False);
2824 }
2825
2826 goto bailout;
2827 }
2828 }
2829 else if (selection_wait == Sel_incr)
2830 {
2831 incr_ev.start (10);
2832
2833 while (incr_buf_fill + ct.nitems > incr_buf_size)
2834 {
2835 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2836 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2837 }
2838
2839 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2840 incr_buf_fill += ct.nitems;
2841
2842 goto bailout;
2843 }
2844
2845 char **cl;
2846 int cr;
2847
2848#if !ENABLE_MINIMAL
2849 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2850 // so recode it manually
2851 if (ct.encoding == xa[XA_UTF8_STRING])
2852 {
2853 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2854 char *s = rxvt_wcstombs (w);
2855 free (w);
2856 // TODO: strlen == only the first element will be converted. well...
2857 paste (s, strlen (s));
2858 free (s);
2859 }
2860 else
2861#endif
2862 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2863 && cl)
2864 {
2865 for (int i = 0; i < cr; i++)
2866 paste (cl[i], strlen (cl[i]));
2867
2868 XFreeStringList (cl);
2869 }
2870 else
2871 paste ((char *)ct.value, ct.nitems); // paste raw
2872
2873bailout:
2874 XFree (ct.value);
2875
2876 if (selection_wait == Sel_normal)
2877 selection_wait = Sel_none;
2878}
2879
2880void
2881rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2882{
2883 selection_wait = Sel_none;
2884
2885 incr_buf_size = 0;
2886 free (incr_buf);
2887
2888 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2889}
2890
2891void
2892rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2893{
2894 if (prop == None || selection_wait != Sel_incr)
2895 return;
2896
2897 selection_paste (win, prop, true);
2898}
2899
2900/* ------------------------------------------------------------------------- */
2901/*
2902 * Request the current selection:
2903 * Order: > internal selection if available
2904 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2905 * > CUT_BUFFER0
2906 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2907 * will auto fallback to CUT_BUFFER0
2908 * EXT: button 2 release 2754 * EXT: button 2 release
2909 */ 2755 */
2910void 2756void
2911rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2757rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2912{ 2758{
2913 if (selection.text && selnum == Sel_Primary) 2759 if (!selection_req)
2914 {
2915 /* internal selection */
2916 char *str = rxvt_wcstombs (selection.text, selection.len);
2917 paste (str, strlen (str));
2918 free (str);
2919 return;
2920 } 2760 {
2921 else 2761 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2762 selection_req->run ();
2922 { 2763 }
2923 selection_request_time = tm;
2924 selection_wait = Sel_normal;
2925
2926#if X_HAVE_UTF8_STRING
2927 selection_type = Sel_UTF8String;
2928 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2929 return;
2930#else
2931 selection_type = Sel_CompoundText;
2932 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2933 return;
2934#endif
2935 }
2936
2937 selection_wait = Sel_none; /* don't loop in selection_paste () */
2938 selection_paste (display->root, XA_CUT_BUFFER0, false);
2939}
2940
2941int
2942rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2943{
2944 Atom sel;
2945
2946 selection_type |= selnum;
2947
2948 if (selnum == Sel_Primary)
2949 sel = XA_PRIMARY;
2950 else if (selnum == Sel_Secondary)
2951 sel = XA_SECONDARY;
2952 else
2953 sel = xa[XA_CLIPBOARD];
2954
2955 if (XGetSelectionOwner (dpy, sel) != None)
2956 {
2957 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2958 vt, selection_request_time);
2959 return 1;
2960 }
2961
2962 return 0;
2963} 2764}
2964 2765
2965/* ------------------------------------------------------------------------- */ 2766/* ------------------------------------------------------------------------- */
2966/* 2767/*
2967 * Clear all selected text 2768 * Clear all selected text
2998 * EXT: button 1 or 3 release 2799 * EXT: button 1 or 3 release
2999 */ 2800 */
3000void 2801void
3001rxvt_term::selection_make (Time tm) 2802rxvt_term::selection_make (Time tm)
3002{ 2803{
3003 int i; 2804 int size;
3004 wchar_t *new_selection_text; 2805 wchar_t *new_selection_text;
3005 text_t *t; 2806 text_t *t;
3006 2807
3007 switch (selection.op) 2808 switch (selection.op)
3008 { 2809 {
3024 return; /* nothing selected, go away */ 2825 return; /* nothing selected, go away */
3025 2826
3026 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2827 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3027 return; 2828 return;
3028 2829
3029 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2830 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3030 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2831 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3031 2832
3032 int ofs = 0; 2833 int ofs = 0;
3033 int extra = 0; 2834 int extra = 0;
3034 2835
3035 int col = selection.beg.col; 2836 int col = selection.beg.col;
3041 { 2842 {
3042#if !ENABLE_MINIMAL 2843#if !ENABLE_MINIMAL
3043 if (selection.rect) 2844 if (selection.rect)
3044 { 2845 {
3045 col = selection.beg.col; 2846 col = selection.beg.col;
3046 end_col = ncol + 1; 2847 end_col = selection.end.col;
3047 } 2848 }
3048 else 2849 else
3049#endif 2850#endif
3050 end_col = ROW(row).l; 2851 end_col = ROW(row).l;
3051 2852
3052 col = max (col, 0); 2853 col = max (col, 0);
3053 2854
3054 if (row == selection.end.row 2855 if (row == selection.end.row)
3055#if !ENABLE_MINIMAL
3056 || selection.rect
3057#endif
3058 )
3059 min_it (end_col, selection.end.col); 2856 min_it (end_col, selection.end.col);
3060 2857
3061 t = ROW(row).t + col; 2858 t = ROW(row).t + col;
3062 2859
3063 for (; col < end_col; col++) 2860 for (; col < end_col; col++)
3071 2868
3072 extra -= (len - 1); 2869 extra -= (len - 1);
3073 2870
3074 if (extra < 0) 2871 if (extra < 0)
3075 { 2872 {
3076 extra += i; 2873 extra += size;
3077 i += i; 2874 size += size;
3078 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2875 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3079 } 2876 }
3080 2877
3081 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2878 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3082 } 2879 }
3083#endif 2880#endif
3095 2892
3096 new_selection_text[ofs++] = C0_LF; 2893 new_selection_text[ofs++] = C0_LF;
3097 } 2894 }
3098 else 2895 else
3099#endif 2896#endif
3100 if (!ROW(row).is_longer () && row != selection.end.row) 2897 if (!ROW(row).is_longer ()
2898 && (row != selection.end.row || end_col != selection.end.col)
2899 && (row != selection.beg.row || selection.beg.col < ncol))
3101 new_selection_text[ofs++] = C0_LF; 2900 new_selection_text[ofs++] = C0_LF;
3102 } 2901 }
3103
3104 if (end_col != selection.end.col)
3105 new_selection_text[ofs++] = C0_LF;
3106 2902
3107 new_selection_text[ofs] = 0; 2903 new_selection_text[ofs] = 0;
3108 2904
3109 if (ofs == 0) 2905 if (ofs == 0)
3110 { 2906 {
3166/* ------------------------------------------------------------------------- */ 2962/* ------------------------------------------------------------------------- */
3167/* 2963/*
3168 * Mark or select text based upon number of clicks: 1, 2, or 3 2964 * Mark or select text based upon number of clicks: 1, 2, or 3
3169 * EXT: button 1 press 2965 * EXT: button 1 press
3170 */ 2966 */
3171void 2967void ecb_cold
3172rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2968rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3173{ 2969{
3174 clicks = ((clicks - 1) % 3) + 1; 2970 clicks = ((clicks - 1) % 3) + 1;
3175 selection.clicks = clicks; /* save clicks so extend will work */ 2971 selection.clicks = clicks; /* save clicks so extend will work */
3176 2972
3195 2991
3196/* ------------------------------------------------------------------------- */ 2992/* ------------------------------------------------------------------------- */
3197/* 2993/*
3198 * Mark a selection at the specified col/row 2994 * Mark a selection at the specified col/row
3199 */ 2995 */
3200void 2996void ecb_cold
3201rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2997rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3202{ 2998{
3203 want_refresh = 1; 2999 want_refresh = 1;
3204 3000
3205 selection.mark.row = row + view_start; 3001 selection.mark.row = row + view_start;
3228 * Word select: select text for 2 clicks 3024 * Word select: select text for 2 clicks
3229 * We now only find out the boundary in one direction 3025 * We now only find out the boundary in one direction
3230 */ 3026 */
3231 3027
3232/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3028/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3233#define DELIMIT_TEXT(x) \ 3029#define DELIMIT_TEXT(x) \
3234 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3030 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3235#define DELIMIT_REND(x) 1 3031#define DELIMIT_REND(x) 1
3236 3032
3237void 3033void ecb_cold
3238rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3034rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3239{ 3035{
3240 int col, row, dirnadd, tcol, trow, w1, w2; 3036 int col, row, dirnadd, tcol, trow, w1, w2;
3241 row_col_t bound; 3037 row_col_t bound;
3242 text_t *stp; 3038 text_t *stp;
3316 * EXT: button 3 press; button 1 or 3 drag 3112 * EXT: button 3 press; button 1 or 3 drag
3317 * flag == 0 ==> button 1 3113 * flag == 0 ==> button 1
3318 * flag == 1 ==> button 3 press 3114 * flag == 1 ==> button 3 press
3319 * flag == 2 ==> button 3 motion 3115 * flag == 2 ==> button 3 motion
3320 */ 3116 */
3321void 3117void ecb_cold
3322rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3118rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3323{ 3119{
3324 int col = clamp (Pixel2Col (x), 0, ncol); 3120 int col = clamp (Pixel2Col (x), 0, ncol);
3325 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3121 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3326 3122
3352 3148
3353/* ------------------------------------------------------------------------- */ 3149/* ------------------------------------------------------------------------- */
3354/* 3150/*
3355 * Extend the selection to the specified col/row 3151 * Extend the selection to the specified col/row
3356 */ 3152 */
3357void 3153void ecb_cold
3358rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3154rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3359{ 3155{
3360 row_col_t pos; 3156 row_col_t pos;
3361 enum { 3157 enum {
3362 LEFT, RIGHT 3158 LEFT, RIGHT
3363 } closeto = RIGHT; 3159 } closeto = RIGHT;
3364
3365 want_refresh = 1;
3366 3160
3367 switch (selection.op) 3161 switch (selection.op)
3368 { 3162 {
3369 case SELECTION_INIT: 3163 case SELECTION_INIT:
3370 CLEAR_SELECTION (); 3164 CLEAR_SELECTION ();
3550 3344
3551#if !ENABLE_MINIMAL 3345#if !ENABLE_MINIMAL
3552 if (selection.rect && selection.beg.col > selection.end.col) 3346 if (selection.rect && selection.beg.col > selection.end.col)
3553 ::swap (selection.beg.col, selection.end.col); 3347 ::swap (selection.beg.col, selection.end.col);
3554#endif 3348#endif
3349
3350 selection_changed ();
3555} 3351}
3556 3352
3557#if !ENABLE_MINIMAL 3353#if !ENABLE_MINIMAL
3558void 3354void ecb_cold
3559rxvt_term::selection_remove_trailing_spaces () NOTHROW 3355rxvt_term::selection_remove_trailing_spaces () NOTHROW
3560{ 3356{
3561 int32_t end_col, end_row; 3357 int32_t end_col, end_row;
3562 text_t *stp; 3358 text_t *stp;
3563 3359
3601/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3602/* 3398/*
3603 * Double click on button 3 when already selected 3399 * Double click on button 3 when already selected
3604 * EXT: button 3 double click 3400 * EXT: button 3 double click
3605 */ 3401 */
3606void 3402void ecb_cold
3607rxvt_term::selection_rotate (int x, int y) NOTHROW 3403rxvt_term::selection_rotate (int x, int y) NOTHROW
3608{ 3404{
3609 selection.clicks = selection.clicks % 3 + 1; 3405 selection.clicks = selection.clicks % 3 + 1;
3610 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3406 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3611} 3407}
3613/* ------------------------------------------------------------------------- */ 3409/* ------------------------------------------------------------------------- */
3614/* 3410/*
3615 * Respond to a request for our current selection 3411 * Respond to a request for our current selection
3616 * EXT: SelectionRequest 3412 * EXT: SelectionRequest
3617 */ 3413 */
3618void 3414void ecb_cold
3619rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3415rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3620{ 3416{
3417 Atom property = rq.property == None ? rq.target : rq.property;
3621 XSelectionEvent ev; 3418 XSelectionEvent ev;
3622 3419
3623 ev.type = SelectionNotify; 3420 ev.type = SelectionNotify;
3624 ev.property = None; 3421 ev.property = None;
3625 ev.display = rq.display; 3422 ev.display = rq.display;
3640 *target++ = xa[XA_COMPOUND_TEXT]; 3437 *target++ = xa[XA_COMPOUND_TEXT];
3641#if X_HAVE_UTF8_STRING 3438#if X_HAVE_UTF8_STRING
3642 *target++ = xa[XA_UTF8_STRING]; 3439 *target++ = xa[XA_UTF8_STRING];
3643#endif 3440#endif
3644 3441
3645 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3442 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3646 32, PropModeReplace, 3443 32, PropModeReplace,
3647 (unsigned char *)target_list, target - target_list); 3444 (unsigned char *)target_list, target - target_list);
3648 ev.property = rq.property; 3445 ev.property = property;
3649 } 3446 }
3650#if TODO // TODO 3447#if TODO // TODO
3651 else if (rq.target == xa[XA_MULTIPLE]) 3448 else if (rq.target == xa[XA_MULTIPLE])
3652 { 3449 {
3653 /* TODO: Handle MULTIPLE */ 3450 /* TODO: Handle MULTIPLE */
3654 } 3451 }
3655#endif 3452#endif
3656 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text) 3453 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3657 { 3454 {
3658 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3455 XChangeProperty (dpy, rq.requestor, property, rq.target,
3659 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3456 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3660 ev.property = rq.property; 3457 ev.property = property;
3661 } 3458 }
3662 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) 3459 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3663 { 3460 {
3664 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3461 XChangeProperty (dpy, rq.requestor, property, rq.target,
3665 32, PropModeReplace, (unsigned char *)&clipboard_time, 1); 3462 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3666 ev.property = rq.property; 3463 ev.property = property;
3667 } 3464 }
3668 else if (rq.target == XA_STRING 3465 else if (rq.target == XA_STRING
3669 || rq.target == xa[XA_TEXT] 3466 || rq.target == xa[XA_TEXT]
3670 || rq.target == xa[XA_COMPOUND_TEXT] 3467 || rq.target == xa[XA_COMPOUND_TEXT]
3671 || rq.target == xa[XA_UTF8_STRING] 3468 || rq.target == xa[XA_UTF8_STRING]
3742 ct.value = (unsigned char *)cl; 3539 ct.value = (unsigned char *)cl;
3743 ct.nitems = selectlen; 3540 ct.nitems = selectlen;
3744 ct.encoding = target; 3541 ct.encoding = target;
3745 } 3542 }
3746 3543
3747 XChangeProperty (dpy, rq.requestor, rq.property, 3544 XChangeProperty (dpy, rq.requestor, property,
3748 ct.encoding, 8, PropModeReplace, 3545 ct.encoding, 8, PropModeReplace,
3749 ct.value, (int)ct.nitems); 3546 ct.value, (int)ct.nitems);
3750 ev.property = rq.property; 3547 ev.property = property;
3751 3548
3752 if (freect) 3549 if (freect)
3753 XFree (ct.value); 3550 XFree (ct.value);
3754 } 3551 }
3755 3552
3756 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3553 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3757} 3554}
3758 3555
3759/* ------------------------------------------------------------------------- */ 3556/* ------------------------------------------------------------------------- */
3760#ifdef USE_XIM 3557#if USE_XIM
3761void 3558void ecb_cold
3762rxvt_term::im_set_position (XPoint &pos) NOTHROW 3559rxvt_term::im_set_position (XPoint &pos) NOTHROW
3763{ 3560{
3764 XWindowAttributes xwa; 3561 XWindowAttributes xwa;
3765 3562
3766 XGetWindowAttributes (dpy, vt, &xwa); 3563 XGetWindowAttributes (dpy, vt, &xwa);

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