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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.354 by root, Fri Oct 15 21:14:12 2010 UTC vs.
Revision 1.433 by sf-exg, Thu Jan 31 08:07:14 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));
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
265 for (int row = min (nrow, prev_nrow); row--; ) 296 for (int row = min (nrow, prev_nrow); row--; )
266 { 297 {
267 lresize (drawn_buf[row]); 298 copy_line (drawn_buf [row], prev_drawn_buf [row]);
268 lresize (swap_buf [row]); 299 copy_line (swap_buf [row], prev_swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 { 300 }
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));
279 301
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 302 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows); 303 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row 304 int q = total_rows; // rewrapped row
283 305
… …
291 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 313 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
292 314
293 do 315 do
294 { 316 {
295 p = MOD (p - 1, prev_total_rows); 317 p = MOD (p - 1, prev_total_rows);
296 assert (old_buf [MOD (p, prev_total_rows)].t); 318 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
297 int plines = 1; 319 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l; 320 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
299 321
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 322 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
301 { 323 {
302 p = MOD (p - 1, prev_total_rows); 324 p = MOD (p - 1, prev_total_rows);
303 325
304 plines++; 326 plines++;
305 llen += prev_ncol; 327 llen += prev_ncol;
… …
318 340
319 // re-assemble the full line by destination lines 341 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++) 342 for (int qrow = q; qlines--; qrow++)
321 { 343 {
322 qline = row_buf + qrow; 344 qline = row_buf + qrow;
323 lalloc (*qline); 345 qline->alloc (); // redundant with next line
324 qline->l = ncol; 346 qline->l = ncol;
325 qline->is_longer (1); 347 qline->is_longer (1);
326 348
327 int qcol = 0; 349 int qcol = 0;
328 350
… …
343 // this seems to upset applications/shells/readline 365 // this seems to upset applications/shells/readline
344 // least. 366 // least.
345 if (prow == ocur.row) 367 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow); 368 screen.cur.row = q - (total_rows - nrow);
347 369
348 line_t &pline = old_buf [prow]; 370 line_t &pline = prev_row_buf [prow];
349 371
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 372 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351 373
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 374 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 375 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
… …
374 { 396 {
375 // if no scrollback exists (yet), wing, instead of wrap 397 // if no scrollback exists (yet), wing, instead of wrap
376 398
377 for (int row = min (nrow, prev_nrow); row--; ) 399 for (int row = min (nrow, prev_nrow); row--; )
378 { 400 {
379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 401 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
380 line_t &qline = row_buf [row]; 402 line_t &dst = row_buf [row];
381 403
382 qline = pline; 404 copy_line (dst, src);
383 lresize (qline);
384 } 405 }
385 406
386 for (int row = prev_nrow; row < nrow; row++) 407 for (int row = prev_nrow; row < nrow; row++)
387 {
388 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 408 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
389 }
390 409
391 term_start = 0; 410 term_start = 0;
392 } 411 }
393
394 free (old_buf);
395 delete old_ta;
396 delete old_ra;
397 412
398 clamp_it (screen.cur.row, 0, nrow - 1); 413 clamp_it (screen.cur.row, 0, nrow - 1);
399 clamp_it (screen.cur.col, 0, ncol - 1); 414 clamp_it (screen.cur.col, 0, ncol - 1);
400 } 415 }
401 416
417 for (int row = nrow; row--; )
418 {
419 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
420 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
421 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
422 }
423
424 chunk_free (prev_chunk, prev_chunk_size);
425
402 free (tabs); 426 free (tabs);
403 tabs = (char *)rxvt_malloc (ncol); 427 tabs = (char *)rxvt_malloc (ncol);
404 428
405 for (int col = ncol; --col; ) 429 for (int col = ncol; col--; )
406 tabs [col] = col % TABSIZE == 0; 430 tabs [col] = col % TABSIZE == 0;
407 431
408 CLEAR_ALL_SELECTION (); 432 CLEAR_ALL_SELECTION ();
409 433
410 prev_nrow = nrow; 434 prev_nrow = nrow;
… …
413 tt_winch (); 437 tt_winch ();
414 438
415 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 439 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
416} 440}
417 441
418/* ------------------------------------------------------------------------- */ 442void ecb_cold
419/*
420 * Free everything. That way malloc debugging can find leakage.
421 */
422void
423rxvt_term::scr_release () NOTHROW 443rxvt_term::scr_release () NOTHROW
424{ 444{
425 if (row_buf) 445 chunk_free (chunk, chunk_size);
426 { 446 chunk = 0;
427 delete talloc; talloc = 0; 447 row_buf = 0;
428 delete ralloc; ralloc = 0;
429 448
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); 449 free (tabs);
436 tabs = 0; 450 tabs = 0;
437 }
438} 451}
439 452
440/* ------------------------------------------------------------------------- */ 453/* ------------------------------------------------------------------------- */
441/* 454/*
442 * Hard/Soft reset 455 * Hard/Soft reset
443 */ 456 */
444void 457void ecb_cold
445rxvt_term::scr_poweron () 458rxvt_term::scr_poweron ()
446{ 459{
447 scr_release (); 460 scr_release ();
461
448 prev_nrow = prev_ncol = 0; 462 prev_nrow = prev_ncol = 0;
449 rvideo_mode = false; 463 rvideo_mode = false;
450 scr_soft_reset (); 464 scr_soft_reset ();
451 scr_reset (); 465 scr_reset ();
452 466
453 scr_clear (true); 467 scr_clear (true);
454 scr_refresh (); 468 scr_refresh ();
455} 469}
456 470
457void 471void ecb_cold
458rxvt_term::scr_soft_reset () 472rxvt_term::scr_soft_reset () NOTHROW
459{ 473{
460 /* only affects modes, nothing drastic such as clearing the screen */ 474 /* only affects modes, nothing drastic such as clearing the screen */
461#if ENABLE_OVERLAY 475#if ENABLE_OVERLAY
462 scr_overlay_off (); 476 scr_overlay_off ();
463#endif 477#endif
… …
518 assert (s->cur.row >= 0); 532 assert (s->cur.row >= 0);
519 assert (s->cur.col >= 0); 533 assert (s->cur.col >= 0);
520} 534}
521 535
522void 536void
523rxvt_term::scr_swap_screen () 537rxvt_term::scr_swap_screen () NOTHROW
524{ 538{
525 if (!option (Opt_secondaryScreen)) 539 if (!option (Opt_secondaryScreen))
526 return; 540 return;
527 541
528 for (int i = prev_nrow; i--; ) 542 for (int i = prev_nrow; i--; )
… …
547 return; 561 return;
548 562
549 want_refresh = 1; 563 want_refresh = 1;
550 view_start = 0; 564 view_start = 0;
551 565
552 selection_check (2); /* check for boundary cross */ 566 /* check for boundary cross */
567 row_col_t pos;
568 pos.row = pos.col = 0;
569 if (ROWCOL_IS_BEFORE (selection.beg, pos)
570 && ROWCOL_IS_AFTER (selection.end, pos))
571 CLEAR_SELECTION ();
553 572
554 current_screen = scrn; 573 current_screen = scrn;
555 574
556#if NSCREENS 575#if NSCREENS
557 if (option (Opt_secondaryScreen)) 576 if (option (Opt_secondaryScreen))
… …
623/* 642/*
624 * Scroll text between <row1> and <row2> inclusive, by <count> lines 643 * Scroll text between <row1> and <row2> inclusive, by <count> lines
625 * count positive ==> scroll up 644 * count positive ==> scroll up
626 * count negative ==> scroll down 645 * count negative ==> scroll down
627 */ 646 */
628int 647int ecb_hot
629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 648rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
630{ 649{
631 if (count == 0 || (row1 > row2)) 650 if (count == 0 || (row1 > row2))
632 return 0; 651 return 0;
633 652
… …
636 655
637 if (count > 0 656 if (count > 0
638 && row1 == 0 657 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 658 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 { 659 {
660 min_it (count, total_rows - (nrow - (row2 + 1)));
661
641 top_row = max (top_row - count, -saveLines); 662 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645 663
646 // sever bottommost line 664 // sever bottommost line
647 { 665 {
648 line_t &l = ROW(row2 - count); 666 line_t &l = ROW(row2);
649 l.is_longer (0); 667 l.is_longer (0);
650 l.touch (); 668 l.touch ();
651 } 669 }
652 670
671 // scroll everything up 'count' lines
672 term_start = (term_start + count) % total_rows;
673
674 // now copy lines below the scroll region bottom to the
675 // bottom of the screen again, so they look as if they
676 // hadn't moved.
677 for (int i = nrow; --i > row2; )
678 {
679 line_t &l1 = ROW(i - count);
680 line_t &l2 = ROW(i);
681
682 ::swap (l1, l2);
683 l2.touch ();
684 }
685
653 // erase newly scrolled-in lines 686 // erase newly scrolled-in lines
654 for (int i = count; i--; ) 687 for (int i = count; i--; )
655 { 688 {
656 line_t &l = ROW(nrow - 1 - i); 689 line_t &l = ROW(row2 - i);
657 690
658 // optimize if already cleared, can be significant on slow machines 691 // optimise if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem 692 // 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))) 693 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 { 694 {
662 scr_blank_line (l, 0, l.l, rstyle); 695 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0; 696 l.l = 0;
… …
665 } 698 }
666 else 699 else
667 scr_blank_screen_mem (l, rstyle); 700 scr_blank_screen_mem (l, rstyle);
668 } 701 }
669 702
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 703 // move and/or clear selection, if any
683 if (selection.op && current_screen == selection.screen) 704 if (selection.op && current_screen == selection.screen
705 && selection.beg.row <= row2)
684 { 706 {
685 selection.beg.row -= count; 707 selection.beg.row -= count;
686 selection.end.row -= count; 708 selection.end.row -= count;
687 selection.mark.row -= count; 709 selection.mark.row -= count;
688 710
689 if (selection.beg.row < top_row 711 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 } 712 }
697 713
698 // finally move the view window, if desired 714 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer) 715 if (option (Opt_scrollWithBuffer)
700 && view_start != 0 716 && view_start != 0
… …
730 } 746 }
731 747
732 // use a simple and robust scrolling algorithm, this 748 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical. 749 // part of scr_scroll_text is not time-critical.
734 750
751 // sever line above scroll region
752 if (row1)
753 {
754 line_t &l = ROW(row1 - 1);
755 l.is_longer (0);
756 l.touch ();
757 }
758
735 int rows = row2 - row1 + 1; 759 int rows = row2 - row1 + 1;
736 760
737 min_it (count, rows); 761 min_it (count, rows);
738 762
739 line_t *temp_buf = row_buf + total_rows; 763 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
740 764
741 for (int row = 0; row < rows; row++) 765 for (int row = 0; row < rows; row++)
742 { 766 {
743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 767 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
744 768
… …
746 scr_blank_screen_mem (temp_buf [row], rstyle); 770 scr_blank_screen_mem (temp_buf [row], rstyle);
747 } 771 }
748 772
749 for (int row = 0; row < rows; row++) 773 for (int row = 0; row < rows; row++)
750 ROW(row1 + row) = temp_buf [row]; 774 ROW(row1 + row) = temp_buf [row];
775
776 // sever bottommost line
777 {
778 line_t &l = ROW(row2);
779 l.is_longer (0);
780 l.touch ();
781 }
751 } 782 }
752 783
753 return count; 784 return count;
754} 785}
755 786
756/* ------------------------------------------------------------------------- */ 787/* ------------------------------------------------------------------------- */
757/* 788/*
758 * Add text given in <str> of length <len> to screen struct 789 * Add text given in <str> of length <len> to screen struct
759 */ 790 */
760void 791void ecb_hot
761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 792rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
762{ 793{
763 if (len <= 0) /* sanity */ 794 if (len <= 0) /* sanity */
764 return; 795 return;
765 796
766 unsigned char checksel; 797 bool checksel;
767 unicode_t c; 798 unicode_t c;
768 int ncol = this->ncol; 799 int ncol = this->ncol;
769 const wchar_t *strend = str + len; 800 const wchar_t *strend = str + len;
770 801
771 want_refresh = 1; 802 want_refresh = 1;
… …
797 828
798 while (str < strend) 829 while (str < strend)
799 { 830 {
800 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 831 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
801 832
802 if (expect_false (c < 0x20)) 833 if (ecb_unlikely (c < 0x20))
803 if (c == C0_LF) 834 if (c == C0_LF)
804 { 835 {
805 max_it (line->l, screen.cur.col); 836 max_it (line->l, screen.cur.col);
806 837
807 screen.flags &= ~Screen_WrapNext; 838 screen.flags &= ~Screen_WrapNext;
… …
826 { 857 {
827 scr_tab (1, true); 858 scr_tab (1, true);
828 continue; 859 continue;
829 } 860 }
830 861
831 if (expect_false ( 862 if (ecb_unlikely (
832 checksel /* see if we're writing within selection */ 863 checksel /* see if we're writing within selection */
833 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 864 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
834 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 865 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
835 )) 866 ))
836 { 867 {
… …
841 * should be a similar check. 872 * should be a similar check.
842 */ 873 */
843 CLEAR_SELECTION (); 874 CLEAR_SELECTION ();
844 } 875 }
845 876
846 if (expect_false (screen.flags & Screen_WrapNext)) 877 if (ecb_unlikely (screen.flags & Screen_WrapNext))
847 { 878 {
848 scr_do_wrap (); 879 scr_do_wrap ();
849 880
850 line->l = ncol; 881 line->l = ncol;
851 line->is_longer (1); 882 line->is_longer (1);
… …
853 row = screen.cur.row; 884 row = screen.cur.row;
854 line = &ROW(row); /* _must_ refresh */ 885 line = &ROW(row); /* _must_ refresh */
855 } 886 }
856 887
857 // some utf-8 decoders "decode" surrogate characters: let's fix this. 888 // some utf-8 decoders "decode" surrogate characters: let's fix this.
858 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 889 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
859 c = 0xfffd; 890 c = 0xfffd;
860 891
861 // rely on wcwidth to tell us the character width, do wcwidth before 892 // rely on wcwidth to tell us the character width, do wcwidth before
862 // further replacements, as wcwidth might return -1 for the line 893 // further replacements, as wcwidth might return -1 for the line
863 // drawing characters below as they might be invalid in the current 894 // drawing characters below as they might be invalid in the current
864 // locale. 895 // locale.
865 int width = WCWIDTH (c); 896 int width = WCWIDTH (c);
866 897
867 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 898 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
868 { 899 {
869 // vt100 special graphics and line drawing 900 // vt100 special graphics and line drawing
870 // 5f-7e standard vt100 901 // 5f-7e standard vt100
871 // 40-5e rxvt extension for extra curses acs chars 902 // 40-5e rxvt extension for extra curses acs chars
872 static uint16_t vt100_0[62] = { // 41 .. 7e 903 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
885 c = vt100_0[c - 0x41]; 916 c = vt100_0[c - 0x41];
886 width = 1; // vt100 line drawing characters are always single-width 917 width = 1; // vt100 line drawing characters are always single-width
887 } 918 }
888 } 919 }
889 920
890 if (expect_false (screen.flags & Screen_Insert)) 921 if (ecb_unlikely (screen.flags & Screen_Insert))
891 scr_insdel_chars (width, INSERT); 922 scr_insdel_chars (width, INSERT);
892 923
893 if (width != 0) 924 if (width != 0)
894 { 925 {
895#if !UNICODE_3 926#if !UNICODE_3
… …
903#endif 934#endif
904 935
905 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 936 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
906 937
907 // if the character doesn't fit into the remaining columns... 938 // if the character doesn't fit into the remaining columns...
908 if (expect_false (screen.cur.col > ncol - width && ncol >= width)) 939 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
909 { 940 {
910 if (screen.flags & Screen_Autowrap) 941 if (screen.flags & Screen_Autowrap)
911 { 942 {
912 // ... artificially enlargen the previous one 943 // ... artificially enlargen the previous one
913 c = NOCHAR; 944 c = NOCHAR;
… …
917 else 948 else
918 screen.cur.col = ncol - width; 949 screen.cur.col = ncol - width;
919 } 950 }
920 951
921 // nuke the character at this position, if required 952 // nuke the character at this position, if required
922 // due to wonderful coincidents everywhere else in this loop 953 // due to wonderful coincidences everywhere else in this loop
923 // we never have to check for overwriting a wide char itself, 954 // we never have to check for overwriting a wide char itself,
924 // only its tail. 955 // only its tail.
925 if (expect_false (line->t[screen.cur.col] == NOCHAR)) 956 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
926 scr_kill_char (*line, screen.cur.col); 957 scr_kill_char (*line, screen.cur.col);
927 958
928 line->touch (); 959 line->touch ();
929 960
930 do 961 do
931 { 962 {
932 line->t[screen.cur.col] = c; 963 line->t[screen.cur.col] = c;
933 line->r[screen.cur.col] = rend; 964 line->r[screen.cur.col] = rend;
934 965
935 if (expect_true (screen.cur.col < ncol - 1)) 966 if (ecb_likely (screen.cur.col < ncol - 1))
936 screen.cur.col++; 967 screen.cur.col++;
937 else 968 else
938 { 969 {
939 line->l = ncol; 970 line->l = ncol;
940 if (screen.flags & Screen_Autowrap) 971 if (screen.flags & Screen_Autowrap)
… …
943 goto end_of_line; 974 goto end_of_line;
944 } 975 }
945 976
946 c = NOCHAR; 977 c = NOCHAR;
947 } 978 }
948 while (expect_false (--width > 0)); 979 while (ecb_unlikely (--width > 0));
949 980
950 // pad with spaces when overwriting wide character with smaller one 981 // 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++) 982 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
952 { 983 {
953 line->t[c] = ' '; 984 line->t[c] = ' ';
954 line->r[c] = rend; 985 line->r[c] = rend;
955 } 986 }
956 987
… …
1115 * XTERM_SEQ: ESC 6 1146 * XTERM_SEQ: ESC 6
1116 * Move cursor left in row. If we're at the left boundary, shift everything 1147 * Move cursor left in row. If we're at the left boundary, shift everything
1117 * in that row right. Clear left column. 1148 * in that row right. Clear left column.
1118 */ 1149 */
1119#if !ENABLE_MINIMAL 1150#if !ENABLE_MINIMAL
1120void 1151void ecb_cold
1121rxvt_term::scr_backindex () NOTHROW 1152rxvt_term::scr_backindex () NOTHROW
1122{ 1153{
1123 if (screen.cur.col > 0) 1154 if (screen.cur.col > 0)
1124 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1155 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1125 else 1156 else
… …
1132 * XTERM_SEQ: ESC 9 1163 * XTERM_SEQ: ESC 9
1133 * Move cursor right in row. If we're at the right boundary, shift everything 1164 * Move cursor right in row. If we're at the right boundary, shift everything
1134 * in that row left. Clear right column. 1165 * in that row left. Clear right column.
1135 */ 1166 */
1136#if !ENABLE_MINIMAL 1167#if !ENABLE_MINIMAL
1137void 1168void ecb_cold
1138rxvt_term::scr_forwardindex () NOTHROW 1169rxvt_term::scr_forwardindex () NOTHROW
1139{ 1170{
1140 if (screen.cur.col < ncol - 1) 1171 if (screen.cur.col < ncol - 1)
1141 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1172 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1142 else 1173 else
… …
1293 scr_blank_line (line, col, num, rstyle); 1324 scr_blank_line (line, col, num, rstyle);
1294} 1325}
1295 1326
1296/* ------------------------------------------------------------------------- */ 1327/* ------------------------------------------------------------------------- */
1297/* 1328/*
1298 * Erase part of whole of the screen 1329 * Erase part or whole of the screen
1299 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1330 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1300 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1331 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1301 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1332 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1302 */ 1333 */
1303void 1334void
… …
1312 ZERO_SCROLLBACK (); 1343 ZERO_SCROLLBACK ();
1313 1344
1314 switch (mode) 1345 switch (mode)
1315 { 1346 {
1316 case 0: /* erase to end of screen */ 1347 case 0: /* erase to end of screen */
1317 selection_check (1);
1318 scr_erase_line (0); 1348 scr_erase_line (0);
1319 row = screen.cur.row + 1; /* possible OOB */ 1349 row = screen.cur.row + 1; /* possible OOB */
1320 num = nrow - row; 1350 num = nrow - row;
1321 break; 1351 break;
1322 case 1: /* erase to beginning of screen */ 1352 case 1: /* erase to beginning of screen */
1323 selection_check (3);
1324 scr_erase_line (1); 1353 scr_erase_line (1);
1325 row = 0; 1354 row = 0;
1326 num = screen.cur.row; 1355 num = screen.cur.row;
1327 break; 1356 break;
1328 case 2: /* erase whole screen */ 1357 case 2: /* erase whole screen */
1329 selection_check (3);
1330 row = 0; 1358 row = 0;
1331 num = nrow; 1359 num = nrow;
1332 break; 1360 break;
1333 default: 1361 default:
1334 return; 1362 return;
… …
1351 { 1379 {
1352 ren = DEFAULT_RSTYLE; 1380 ren = DEFAULT_RSTYLE;
1353 1381
1354 if (mapped) 1382 if (mapped)
1355 XClearArea (dpy, vt, 0, 1383 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row - view_start), (unsigned int)width, 1384 Row2Pixel (row - view_start), (unsigned int)vt_width,
1357 (unsigned int)Height2Pixel (num), False); 1385 (unsigned int)Height2Pixel (num), False);
1358 } 1386 }
1359 else 1387 else
1360 { 1388 {
1361 ren = rstyle & (RS_fgMask | RS_bgMask); 1389 ren = rstyle & (RS_fgMask | RS_bgMask);
… …
1364 { 1392 {
1365 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1393 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1366 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1394 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1367 XFillRectangle (dpy, vt, gc, 1395 XFillRectangle (dpy, vt, gc,
1368 0, Row2Pixel (row - view_start), 1396 0, Row2Pixel (row - view_start),
1369 (unsigned int)width, 1397 (unsigned int)vt_width,
1370 (unsigned int)Height2Pixel (num)); 1398 (unsigned int)Height2Pixel (num));
1371 gcvalue.foreground = pix_colors[Color_fg]; 1399 gcvalue.foreground = pix_colors[Color_fg];
1372 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1400 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1373 } 1401 }
1374 } 1402 }
… …
1396/* ------------------------------------------------------------------------- */ 1424/* ------------------------------------------------------------------------- */
1397/* 1425/*
1398 * Fill the screen with `E's 1426 * Fill the screen with `E's
1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1427 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1400 */ 1428 */
1401void 1429void ecb_cold
1402rxvt_term::scr_E () NOTHROW 1430rxvt_term::scr_E () NOTHROW
1403{ 1431{
1404 rend_t fs; 1432 rend_t fs;
1405 1433
1406 want_refresh = 1; 1434 want_refresh = 1;
1407 ZERO_SCROLLBACK (); 1435 ZERO_SCROLLBACK ();
1408 1436
1409 num_scr_allow = 0; 1437 num_scr_allow = 0;
1410 selection_check (3); 1438
1439 row_col_t pos;
1440 pos.row = pos.col = 0;
1441 if (ROWCOL_IS_AFTER (selection.end, pos))
1442 CLEAR_SELECTION ();
1411 1443
1412 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1444 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1413 for (int row = nrow; row--; ) 1445 for (int row = nrow; row--; )
1414 { 1446 {
1415 line_t &line = ROW(row); 1447 line_t &line = ROW(row);
… …
1566/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1567/* 1599/*
1568 * Set the scrolling region 1600 * Set the scrolling region
1569 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1601 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1570 */ 1602 */
1571void 1603void ecb_cold
1572rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1604rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1573{ 1605{
1574 max_it (top, 0); 1606 max_it (top, 0);
1575 min_it (bot, nrow - 1); 1607 min_it (bot, nrow - 1);
1576 1608
… …
1586/* 1618/*
1587 * Make the cursor visible/invisible 1619 * Make the cursor visible/invisible
1588 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1620 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1589 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1621 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1590 */ 1622 */
1591void 1623void ecb_cold
1592rxvt_term::scr_cursor_visible (int mode) NOTHROW 1624rxvt_term::scr_cursor_visible (int mode) NOTHROW
1593{ 1625{
1594 want_refresh = 1; 1626 want_refresh = 1;
1595 1627
1596 if (mode) 1628 if (mode)
… …
1603/* 1635/*
1604 * Set/unset automatic wrapping 1636 * Set/unset automatic wrapping
1605 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1637 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1606 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1638 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1607 */ 1639 */
1608void 1640void ecb_cold
1609rxvt_term::scr_autowrap (int mode) NOTHROW 1641rxvt_term::scr_autowrap (int mode) NOTHROW
1610{ 1642{
1611 if (mode) 1643 if (mode)
1612 screen.flags |= Screen_Autowrap; 1644 screen.flags |= Screen_Autowrap;
1613 else 1645 else
… …
1622 * Relative mode: line numbers are relative to top margin of scrolling region 1654 * Relative mode: line numbers are relative to top margin of scrolling region
1623 * and the cursor cannot be moved outside. 1655 * and the cursor cannot be moved outside.
1624 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1656 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1625 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1657 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1626 */ 1658 */
1627void 1659void ecb_cold
1628rxvt_term::scr_relative_origin (int mode) NOTHROW 1660rxvt_term::scr_relative_origin (int mode) NOTHROW
1629{ 1661{
1630 if (mode) 1662 if (mode)
1631 screen.flags |= Screen_Relative; 1663 screen.flags |= Screen_Relative;
1632 else 1664 else
… …
1639/* 1671/*
1640 * Set insert/replace mode 1672 * Set insert/replace mode
1641 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1673 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1642 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1674 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1643 */ 1675 */
1644void 1676void ecb_cold
1645rxvt_term::scr_insert_mode (int mode) NOTHROW 1677rxvt_term::scr_insert_mode (int mode) NOTHROW
1646{ 1678{
1647 if (mode) 1679 if (mode)
1648 screen.flags |= Screen_Insert; 1680 screen.flags |= Screen_Insert;
1649 else 1681 else
… …
1655 * Set/Unset tabs 1687 * Set/Unset tabs
1656 * XTERM_SEQ: Set tab at current column : ESC H 1688 * XTERM_SEQ: Set tab at current column : ESC H
1657 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1689 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1658 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1690 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1659 */ 1691 */
1660void 1692void ecb_cold
1661rxvt_term::scr_set_tab (int mode) NOTHROW 1693rxvt_term::scr_set_tab (int mode) NOTHROW
1662{ 1694{
1663 if (mode < 0) 1695 if (mode < 0)
1664 memset (tabs, 0, ncol); 1696 memset (tabs, 0, ncol);
1665 else if (screen.cur.col < ncol) 1697 else if (screen.cur.col < ncol)
… …
1684 if (rvideo_state != on) 1716 if (rvideo_state != on)
1685 { 1717 {
1686 rvideo_state = on; 1718 rvideo_state = on;
1687 1719
1688 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1720 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1689#ifdef HAVE_BG_PIXMAP 1721#ifdef HAVE_IMG
1690 if (bgPixmap.pixmap == None) 1722 if (bg_img == 0)
1691#endif 1723#endif
1692 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1724 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1693 1725
1694 XGCValues gcvalue; 1726 XGCValues gcvalue;
1695 gcvalue.foreground = pix_colors[Color_fg]; 1727 gcvalue.foreground = pix_colors[Color_fg];
… …
1704/* ------------------------------------------------------------------------- */ 1736/* ------------------------------------------------------------------------- */
1705/* 1737/*
1706 * Report current cursor position 1738 * Report current cursor position
1707 * XTERM_SEQ: Report position: ESC [ 6 n 1739 * XTERM_SEQ: Report position: ESC [ 6 n
1708 */ 1740 */
1709void 1741void ecb_cold
1710rxvt_term::scr_report_position () NOTHROW 1742rxvt_term::scr_report_position () NOTHROW
1711{ 1743{
1712 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1744 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1713} 1745}
1714 1746
… …
1717 * ------------------------------------------------------------------------- */ 1749 * ------------------------------------------------------------------------- */
1718 1750
1719/* 1751/*
1720 * Set font style 1752 * Set font style
1721 */ 1753 */
1722void 1754void ecb_cold
1723rxvt_term::set_font_style () NOTHROW 1755rxvt_term::set_font_style () NOTHROW
1724{ 1756{
1725#if 0 1757#if 0
1726 switch (charsets [screen.charset]) 1758 switch (charsets [screen.charset])
1727 { 1759 {
… …
1749 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1781 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1750 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1782 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1751 * XTERM_SEQ: Invoke G2 character set: ESC N 1783 * XTERM_SEQ: Invoke G2 character set: ESC N
1752 * XTERM_SEQ: Invoke G3 character set: ESC O 1784 * XTERM_SEQ: Invoke G3 character set: ESC O
1753 */ 1785 */
1754void 1786void ecb_cold
1755rxvt_term::scr_charset_choose (int set) NOTHROW 1787rxvt_term::scr_charset_choose (int set) NOTHROW
1756{ 1788{
1757 screen.charset = set; 1789 screen.charset = set;
1758 set_font_style (); 1790 set_font_style ();
1759} 1791}
… …
1780 * ------------------------------------------------------------------------- */ 1812 * ------------------------------------------------------------------------- */
1781 1813
1782/* 1814/*
1783 * refresh matching text. 1815 * refresh matching text.
1784 */ 1816 */
1785bool 1817bool ecb_cold
1786rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1818rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1787{ 1819{
1788 bool found = false; 1820 bool found = false;
1789 1821
1790 for (int i = 0; i < nrow; i++) 1822 for (int i = 0; i < nrow; i++)
… …
1809 PART_BEG = 0, 1841 PART_BEG = 0,
1810 PART_END, 1842 PART_END,
1811 RC_COUNT 1843 RC_COUNT
1812}; 1844};
1813 1845
1814void 1846void ecb_hot
1815rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1847rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1816{ 1848{
1817 int i; 1849 int i;
1818 row_col_t rc[RC_COUNT]; 1850 row_col_t rc[RC_COUNT];
1819 1851
… …
1856 * Refresh the entire screen 1888 * Refresh the entire screen
1857 */ 1889 */
1858void 1890void
1859rxvt_term::scr_touch (bool refresh) NOTHROW 1891rxvt_term::scr_touch (bool refresh) NOTHROW
1860{ 1892{
1861 scr_expose (0, 0, width, height, refresh); 1893 scr_expose (0, 0, vt_width, vt_height, refresh);
1862} 1894}
1863 1895
1864/* ------------------------------------------------------------------------- */ 1896/* ------------------------------------------------------------------------- */
1865/* 1897/*
1866 * Move the display so that the line represented by scrollbar value Y is at 1898 * Move the display so that the line represented by scrollbar value Y is at
… …
1922 1954
1923# ifndef NO_MAPALERT 1955# ifndef NO_MAPALERT
1924# ifdef MAPALERT_OPTION 1956# ifdef MAPALERT_OPTION
1925 if (option (Opt_mapAlert)) 1957 if (option (Opt_mapAlert))
1926# endif 1958# endif
1927 XMapWindow (dpy, parent[0]); 1959 XMapWindow (dpy, parent);
1928# endif 1960# endif
1929 1961
1930# if ENABLE_FRILLS 1962# if ENABLE_FRILLS
1931 if (option (Opt_urgentOnBell)) 1963 if (option (Opt_urgentOnBell))
1932 set_urgency (1); 1964 set_urgency (1);
… …
1945 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1977 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1946#endif 1978#endif
1947} 1979}
1948 1980
1949/* ------------------------------------------------------------------------- */ 1981/* ------------------------------------------------------------------------- */
1950/* ARGSUSED */ 1982void ecb_cold
1951void
1952rxvt_term::scr_printscreen (int fullhist) NOTHROW 1983rxvt_term::scr_printscreen (int fullhist) NOTHROW
1953{ 1984{
1954#ifdef PRINTPIPE 1985#ifdef PRINTPIPE
1955 int nrows, row_start; 1986 int nrows, row_start;
1956 FILE *fd = popen_printer (); 1987 FILE *fd = popen_printer ();
… …
2005/* 2036/*
2006 * Refresh the screen 2037 * Refresh the screen
2007 * drawn_text/drawn_rend contain the screen information before the update. 2038 * drawn_text/drawn_rend contain the screen information before the update.
2008 * screen.text/screen.rend contain what the screen will change to. 2039 * screen.text/screen.rend contain what the screen will change to.
2009 */ 2040 */
2010void 2041void ecb_hot
2011rxvt_term::scr_refresh () NOTHROW 2042rxvt_term::scr_refresh () NOTHROW
2012{ 2043{
2013 int16_t col, row, /* column/row we're processing */ 2044 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */ 2045 ocrow; /* old cursor row */
2015 int i; /* tmp */ 2046 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 */ 2047 rend_t ccol1, /* Cursor colour */
2021 ccol2; /* Cursor colour2 */ 2048 ccol2; /* Cursor colour2 */
2049 rend_t cur_rend;
2050 int cur_col;
2022 2051
2023 want_refresh = 0; /* screen is current */ 2052 want_refresh = 0; /* screen is current */
2024 2053
2025 if (refresh_type == NO_REFRESH || !mapped) 2054 if (refresh_type == NO_REFRESH || !mapped)
2026 return; 2055 return;
… …
2029 * A: set up vars 2058 * A: set up vars
2030 */ 2059 */
2031 refresh_count = 0; 2060 refresh_count = 0;
2032 2061
2033 unsigned int old_screen_flags = screen.flags; 2062 unsigned int old_screen_flags = screen.flags;
2034 char have_bg = 0; 2063 bool have_bg = 0;
2035#ifdef HAVE_BG_PIXMAP 2064#ifdef HAVE_IMG
2036 have_bg = bgPixmap.pixmap != None; 2065 have_bg = bg_img != 0;
2037#endif 2066#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2067 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039 2068
2040 /* 2069 /*
2041 * B: reverse any characters which are selected 2070 * B: reverse any characters which are selected
… …
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2074 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY 2075#if ENABLE_OVERLAY
2047 scr_swap_overlay (); 2076 scr_swap_overlay ();
2048#endif 2077#endif
2049 2078
2050 char showcursor = screen.flags & Screen_VisibleCursor; 2079 bool showcursor = screen.flags & Screen_VisibleCursor;
2051 2080
2052 /* 2081 /*
2053 * C: set the cursor character (s) 2082 * C: set the cursor character (s)
2054 */ 2083 */
2055 { 2084 {
2056 unsigned char setoldcursor; 2085 bool setoldcursor;
2057 2086
2058#ifdef CURSOR_BLINK 2087#ifdef CURSOR_BLINK
2059 if (hidden_cursor) 2088 if (hidden_cursor)
2060 showcursor = 0; 2089 showcursor = 0;
2061#endif 2090#endif
… …
2065 int col = screen.cur.col; 2094 int col = screen.cur.col;
2066 2095
2067 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2096 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2068 col--; 2097 col--;
2069 2098
2070 crp = &ROW(screen.cur.row).r[col]; 2099 cur_rend = ROW(screen.cur.row).r[col];
2100 cur_col = col;
2071 2101
2072#ifndef NO_CURSORCOLOR 2102#ifndef NO_CURSORCOLOR
2073 cc1 = *crp & (RS_fgMask | RS_bgMask);
2074 if (ISSET_PIXCOLOR (Color_cursor)) 2103 if (ISSET_PIXCOLOR (Color_cursor))
2075 ccol1 = Color_cursor; 2104 ccol1 = Color_cursor;
2076 else 2105 else
2077#endif 2106#endif
2078#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2107#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
… …
2092 ccol2 = Color_bg; 2121 ccol2 = Color_bg;
2093#endif 2122#endif
2094 2123
2095 if (focus) 2124 if (focus)
2096 { 2125 {
2126 rend_t rend = cur_rend;
2127
2097 if (option (Opt_cursorUnderline)) 2128 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline; 2129 rend ^= RS_Uline;
2099 else 2130 else
2100 { 2131 {
2101 *crp ^= RS_RVid; 2132 rend ^= RS_RVid;
2102 *crp = SET_FGCOLOR (*crp, ccol1); 2133 rend = SET_FGCOLOR (rend, ccol1);
2103 *crp = SET_BGCOLOR (*crp, ccol2); 2134 rend = SET_BGCOLOR (rend, ccol2);
2104 } 2135 }
2136
2137 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2105 } 2138 }
2106 } 2139 }
2107 2140
2108 /* make sure no outline cursor is left around */ 2141 /* make sure no outline cursor is left around */
2109 setoldcursor = 0; 2142 setoldcursor = 0;
… …
2148 { 2181 {
2149 int16_t nits; 2182 int16_t nits;
2150 int i = num_scr; 2183 int i = num_scr;
2151 int j; 2184 int j;
2152 int len, wlen; 2185 int len, wlen;
2153 dLocal (int, num_scr);
2154 2186
2155 j = nrow; 2187 j = nrow;
2156 wlen = len = -1; 2188 wlen = len = -1;
2157 row = i > 0 ? 0 : j - 1; 2189 row = i > 0 ? 0 : j - 1;
2158 2190
… …
2233 continue; 2265 continue;
2234 2266
2235 // redraw one or more characters 2267 // redraw one or more characters
2236 2268
2237 // seek to the beginning of wide characters 2269 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0)) 2270 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2239 --col; 2271 --col;
2240 2272
2241 rend_t rend = srp[col]; /* screen rendition (target rendition) */ 2273 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col; 2274 text_t *text = stp + col;
2243 int count = 1; 2275 int count = 1;
… …
2281 2313
2282 col--; /* went one too far. move back */ 2314 col--; /* went one too far. move back */
2283 count -= i; /* dump any matching trailing chars */ 2315 count -= i; /* dump any matching trailing chars */
2284 2316
2285 // sometimes we optimize away the trailing NOCHAR's, add them back 2317 // sometimes we optimize away the trailing NOCHAR's, add them back
2286 while (expect_false (i && text[count] == NOCHAR)) 2318 while (ecb_unlikely (i && text[count] == NOCHAR))
2287 count++, i--; 2319 count++, i--;
2288 2320
2289 /* 2321 /*
2290 * Determine the attributes for the string 2322 * Determine the attributes for the string
2291 */ 2323 */
2292 int fore = fgcolor_of (rend); // desired foreground 2324 int fore = fgcolor_of (rend); // desired foreground
2293 int back = bgcolor_of (rend); // desired background 2325 int back = bgcolor_of (rend); // desired background
2294 2326
2295 // only do special processing if any attributes are set, which is unlikely 2327 // only do special processing if any attributes are set, which is unlikely
2296 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel))) 2328 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2297 { 2329 {
2298 bool invert = rend & RS_RVid; 2330 bool invert = rend & RS_RVid;
2299 2331
2300#ifndef NO_BOLD_UNDERLINE_REVERSE 2332#ifndef NO_BOLD_UNDERLINE_REVERSE
2301 if (rend & RS_Bold && fore == Color_fg) 2333 if (rend & RS_Bold && fore == Color_fg)
… …
2390 /* 2422 /*
2391 * Actually do the drawing of the string here 2423 * Actually do the drawing of the string here
2392 */ 2424 */
2393 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2425 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2394 2426
2395 if (expect_true (have_bg && back == Color_bg)) 2427 if (ecb_likely (have_bg && back == Color_bg))
2396 { 2428 {
2397 // this is very ugly, maybe push it into ->draw? 2429 // this is very ugly, maybe push it into ->draw?
2398 2430
2399 for (i = 0; i < count; i++) /* don't draw empty strings */ 2431 for (i = 0; i < count; i++) /* don't draw empty strings */
2400 if (text[i] != ' ') 2432 if (text[i] != ' ')
… …
2407 did_clear: ; 2439 did_clear: ;
2408 } 2440 }
2409 else 2441 else
2410 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2442 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2411 2443
2412 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2444 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2413 { 2445 {
2414#if ENABLE_FRILLS 2446#if ENABLE_FRILLS
2415 if (ISSET_PIXCOLOR (Color_underline)) 2447 if (ISSET_PIXCOLOR (Color_underline))
2416 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2448 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2417 else 2449 else
… …
2429 * G: cleanup cursor and display outline cursor if necessary 2461 * G: cleanup cursor and display outline cursor if necessary
2430 */ 2462 */
2431 if (showcursor) 2463 if (showcursor)
2432 { 2464 {
2433 if (focus) 2465 if (focus)
2434 { 2466 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) 2467 else if (oldcursor.row >= 0)
2446 { 2468 {
2447 int cursorwidth = 1; 2469 int cursorwidth = 1;
2448 int col = oldcursor.col; 2470 int col = oldcursor.col;
2449 2471
… …
2463 2485
2464 XDrawRectangle (dpy, vt, gc, 2486 XDrawRectangle (dpy, vt, gc,
2465 Col2Pixel (col), 2487 Col2Pixel (col),
2466 Row2Pixel (oldcursor.row), 2488 Row2Pixel (oldcursor.row),
2467 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2489 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2468 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2490 (unsigned int) (Height2Pixel (1) - 1));
2469 } 2491 }
2470 } 2492 }
2471 2493
2472 /* 2494 /*
2473 * H: cleanup selection 2495 * H: cleanup selection
… …
2482 screen.flags = old_screen_flags; 2504 screen.flags = old_screen_flags;
2483 num_scr = 0; 2505 num_scr = 0;
2484 num_scr_allow = 1; 2506 num_scr_allow = 1;
2485} 2507}
2486 2508
2487void 2509void ecb_cold
2488rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2510rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2489{ 2511{
2490 if (!l.t) 2512 if (!l.valid ())
2491 return; 2513 return;
2492 2514
2493 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2515 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2494 2516
2495 for (int i = ncol; i--; ) 2517 for (int i = ncol; i--; )
2496 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2518 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2497} 2519}
2498 2520
2499void 2521void ecb_cold
2500rxvt_term::scr_remap_chars () NOTHROW 2522rxvt_term::scr_remap_chars () NOTHROW
2501{ 2523{
2502 for (int i = total_rows; i--; ) 2524 for (int i = total_rows; i--; )
2503 scr_remap_chars (row_buf [i]); 2525 scr_remap_chars (row_buf [i]);
2504 2526
… …
2507 scr_remap_chars (drawn_buf [i]); 2529 scr_remap_chars (drawn_buf [i]);
2508 scr_remap_chars (swap_buf [i]); 2530 scr_remap_chars (swap_buf [i]);
2509 } 2531 }
2510} 2532}
2511 2533
2512void 2534void ecb_cold
2513rxvt_term::scr_recolour () NOTHROW 2535rxvt_term::scr_recolour (bool refresh) NOTHROW
2514{ 2536{
2515#ifdef HAVE_BG_PIXMAP 2537 bool transparent = false;
2516 bgPixmap.apply ();
2517#else
2518 2538
2539#ifdef HAVE_IMG
2540 if (bg_img != 0)
2541 {
2542# if ENABLE_TRANSPARENCY
2543 if (bg_flags & BG_IS_TRANSPARENT)
2544 {
2545 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2546 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2547
2548 transparent = true;
2549 }
2550 else
2551# endif
2552 {
2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2554 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2555 }
2556 }
2557 else
2558#endif
2559 {
2519 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2560 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2520 XClearWindow (dpy, parent[0]);
2521 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2561 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2562 }
2563
2564 XClearWindow (dpy, parent);
2522 2565
2523 if (scrollBar.win) 2566 if (scrollBar.win)
2524 { 2567 {
2568 if (transparent)
2569 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2570 else
2525 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2571 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2526 scrollBar.state = STATE_IDLE; 2572 scrollBar.state = SB_STATE_IDLE;
2527 scrollBar.show (0); 2573 scrollBar.show (0);
2528 } 2574 }
2529 2575
2530#endif 2576 if (refresh)
2531 2577 {
2532 /* bgPixmap.apply () does not do the following : */
2533 scr_clear (); 2578 scr_clear ();
2534 scr_touch (true); 2579 scr_touch (true);
2580 }
2535 want_refresh = 1; 2581 want_refresh = 1;
2536} 2582}
2537 2583
2538/* ------------------------------------------------------------------------- */ 2584/* ------------------------------------------------------------------------- */
2539void 2585void
… …
2596 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2642 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2597 srp[col] ^= rstyle; 2643 srp[col] ^= rstyle;
2598} 2644}
2599 2645
2600/* ------------------------------------------------------------------------- */ 2646/* ------------------------------------------------------------------------- */
2601void 2647void ecb_hot
2602rxvt_term::scr_reverse_selection () NOTHROW 2648rxvt_term::scr_reverse_selection () NOTHROW
2603{ 2649{
2604 if (selection.op 2650 if (selection.op
2605 && current_screen == selection.screen 2651 && current_screen == selection.screen
2606 && selection.end.row >= view_start) 2652 && selection.end.row >= view_start)
… …
2625 */ 2671 */
2626#if 0 2672#if 0
2627void 2673void
2628rxvt_term::scr_dump (int fd) NOTHROW 2674rxvt_term::scr_dump (int fd) NOTHROW
2629{ 2675{
2630 int row, wrote; 2676 // if this method is needed, it can be implemented by factoring the
2631 unsigned int width, towrite; 2677 // relevant code in scr_printscreen
2632 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} 2678}
2651#endif 2679#endif
2652 2680
2653/* ------------------------------------------------------------------------- * 2681/* ------------------------------------------------------------------------- *
2654 * CHARACTER SELECTION * 2682 * CHARACTER SELECTION *
2655 * ------------------------------------------------------------------------- */ 2683 * ------------------------------------------------------------------------- */
2656void 2684void
2657rxvt_term::selection_check (int check_more) NOTHROW 2685rxvt_term::selection_check (int check_more) NOTHROW
2658{ 2686{
2659 row_col_t pos;
2660
2661 if (!selection.op) 2687 if (!selection.op)
2662 return; 2688 return;
2663 2689
2664 pos.row = pos.col = 0;
2665 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2690 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2666 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2691 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2667 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2692 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2668 || (check_more == 1 2693 || (check_more == 1
2669 && current_screen == selection.screen 2694 && current_screen == selection.screen
2670 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2695 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2671 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2696 && 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 (); 2697 CLEAR_ALL_SELECTION ();
2681} 2698}
2682 2699
2683/* ------------------------------------------------------------------------- */ 2700/* ------------------------------------------------------------------------- */
2684/* 2701/*
2685 * Paste a selection direct to the command fd 2702 * Paste a selection direct to the command fd
… …
2691 for (unsigned int i = 0; i < len; i++) 2708 for (unsigned int i = 0; i < len; i++)
2692 if (data[i] == C0_LF) 2709 if (data[i] == C0_LF)
2693 data[i] = C0_CR; 2710 data[i] = C0_CR;
2694 2711
2695 if (priv_modes & PrivMode_BracketPaste) 2712 if (priv_modes & PrivMode_BracketPaste)
2696 tt_printf ("\e[200~"); 2713 tt_printf ("\x1b[200~");
2697 2714
2698 tt_write (data, len); 2715 tt_write (data, len);
2699 2716
2700 if (priv_modes & PrivMode_BracketPaste) 2717 if (priv_modes & PrivMode_BracketPaste)
2701 tt_printf ("\e[201~"); 2718 tt_printf ("\x1b[201~");
2702} 2719}
2703 2720
2704void 2721void
2705rxvt_term::paste (char *data, unsigned int len) NOTHROW 2722rxvt_term::paste (char *data, unsigned int len) NOTHROW
2706{ 2723{
… …
2710 tt_paste (data, len); 2727 tt_paste (data, len);
2711} 2728}
2712 2729
2713/* ------------------------------------------------------------------------- */ 2730/* ------------------------------------------------------------------------- */
2714/* 2731/*
2715 * Respond to a notification that a primary selection has been sent 2732 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2716 * EXT: SelectionNotify 2733 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2717 */ 2734 * 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 2735 * EXT: button 2 release
2909 */ 2736 */
2910void 2737void
2911rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2738rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2912{ 2739{
2913 if (selection.text && selnum == Sel_Primary) 2740 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 } 2741 {
2921 else 2742 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2743 selection_req->run ();
2922 { 2744 }
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} 2745}
2964 2746
2965/* ------------------------------------------------------------------------- */ 2747/* ------------------------------------------------------------------------- */
2966/* 2748/*
2967 * Clear all selected text 2749 * Clear all selected text
… …
2998 * EXT: button 1 or 3 release 2780 * EXT: button 1 or 3 release
2999 */ 2781 */
3000void 2782void
3001rxvt_term::selection_make (Time tm) 2783rxvt_term::selection_make (Time tm)
3002{ 2784{
3003 int i; 2785 int size;
3004 wchar_t *new_selection_text; 2786 wchar_t *new_selection_text;
3005 text_t *t; 2787 text_t *t;
3006 2788
3007 switch (selection.op) 2789 switch (selection.op)
3008 { 2790 {
… …
3024 return; /* nothing selected, go away */ 2806 return; /* nothing selected, go away */
3025 2807
3026 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2808 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3027 return; 2809 return;
3028 2810
3029 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2811 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3030 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2812 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3031 2813
3032 int ofs = 0; 2814 int ofs = 0;
3033 int extra = 0; 2815 int extra = 0;
3034 2816
3035 int col = selection.beg.col; 2817 int col = selection.beg.col;
… …
3041 { 2823 {
3042#if !ENABLE_MINIMAL 2824#if !ENABLE_MINIMAL
3043 if (selection.rect) 2825 if (selection.rect)
3044 { 2826 {
3045 col = selection.beg.col; 2827 col = selection.beg.col;
3046 end_col = ncol + 1; 2828 end_col = selection.end.col;
3047 } 2829 }
3048 else 2830 else
3049#endif 2831#endif
3050 end_col = ROW(row).l; 2832 end_col = ROW(row).l;
3051 2833
3052 col = max (col, 0); 2834 col = max (col, 0);
3053 2835
3054 if (row == selection.end.row 2836 if (row == selection.end.row)
3055#if !ENABLE_MINIMAL
3056 || selection.rect
3057#endif
3058 )
3059 min_it (end_col, selection.end.col); 2837 min_it (end_col, selection.end.col);
3060 2838
3061 t = ROW(row).t + col; 2839 t = ROW(row).t + col;
3062 2840
3063 for (; col < end_col; col++) 2841 for (; col < end_col; col++)
… …
3071 2849
3072 extra -= (len - 1); 2850 extra -= (len - 1);
3073 2851
3074 if (extra < 0) 2852 if (extra < 0)
3075 { 2853 {
3076 extra += i; 2854 extra += size;
3077 i += i; 2855 size += size;
3078 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2856 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3079 } 2857 }
3080 2858
3081 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2859 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3082 } 2860 }
3083#endif 2861#endif
… …
3095 2873
3096 new_selection_text[ofs++] = C0_LF; 2874 new_selection_text[ofs++] = C0_LF;
3097 } 2875 }
3098 else 2876 else
3099#endif 2877#endif
3100 if (!ROW(row).is_longer () && row != selection.end.row) 2878 if (!ROW(row).is_longer ()
2879 && (row != selection.end.row || end_col != selection.end.col)
2880 && (row != selection.beg.row || selection.beg.col < ncol))
3101 new_selection_text[ofs++] = C0_LF; 2881 new_selection_text[ofs++] = C0_LF;
3102 } 2882 }
3103
3104 if (end_col != selection.end.col)
3105 new_selection_text[ofs++] = C0_LF;
3106 2883
3107 new_selection_text[ofs] = 0; 2884 new_selection_text[ofs] = 0;
3108 2885
3109 if (ofs == 0) 2886 if (ofs == 0)
3110 { 2887 {
… …
3166/* ------------------------------------------------------------------------- */ 2943/* ------------------------------------------------------------------------- */
3167/* 2944/*
3168 * Mark or select text based upon number of clicks: 1, 2, or 3 2945 * Mark or select text based upon number of clicks: 1, 2, or 3
3169 * EXT: button 1 press 2946 * EXT: button 1 press
3170 */ 2947 */
3171void 2948void ecb_cold
3172rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2949rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3173{ 2950{
3174 clicks = ((clicks - 1) % 3) + 1; 2951 clicks = ((clicks - 1) % 3) + 1;
3175 selection.clicks = clicks; /* save clicks so extend will work */ 2952 selection.clicks = clicks; /* save clicks so extend will work */
3176 2953
… …
3195 2972
3196/* ------------------------------------------------------------------------- */ 2973/* ------------------------------------------------------------------------- */
3197/* 2974/*
3198 * Mark a selection at the specified col/row 2975 * Mark a selection at the specified col/row
3199 */ 2976 */
3200void 2977void ecb_cold
3201rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2978rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3202{ 2979{
3203 want_refresh = 1; 2980 want_refresh = 1;
3204 2981
3205 selection.mark.row = row + view_start; 2982 selection.mark.row = row + view_start;
… …
3232/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3009/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3233#define DELIMIT_TEXT(x) \ 3010#define DELIMIT_TEXT(x) \
3234 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3011 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3235#define DELIMIT_REND(x) 1 3012#define DELIMIT_REND(x) 1
3236 3013
3237void 3014void ecb_cold
3238rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3015rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3239{ 3016{
3240 int col, row, dirnadd, tcol, trow, w1, w2; 3017 int col, row, dirnadd, tcol, trow, w1, w2;
3241 row_col_t bound; 3018 row_col_t bound;
3242 text_t *stp; 3019 text_t *stp;
… …
3316 * EXT: button 3 press; button 1 or 3 drag 3093 * EXT: button 3 press; button 1 or 3 drag
3317 * flag == 0 ==> button 1 3094 * flag == 0 ==> button 1
3318 * flag == 1 ==> button 3 press 3095 * flag == 1 ==> button 3 press
3319 * flag == 2 ==> button 3 motion 3096 * flag == 2 ==> button 3 motion
3320 */ 3097 */
3321void 3098void ecb_cold
3322rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3099rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3323{ 3100{
3324 int col = clamp (Pixel2Col (x), 0, ncol); 3101 int col = clamp (Pixel2Col (x), 0, ncol);
3325 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3102 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3326 3103
… …
3352 3129
3353/* ------------------------------------------------------------------------- */ 3130/* ------------------------------------------------------------------------- */
3354/* 3131/*
3355 * Extend the selection to the specified col/row 3132 * Extend the selection to the specified col/row
3356 */ 3133 */
3357void 3134void ecb_cold
3358rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3135rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3359{ 3136{
3360 row_col_t pos; 3137 row_col_t pos;
3361 enum { 3138 enum {
3362 LEFT, RIGHT 3139 LEFT, RIGHT
… …
3553 ::swap (selection.beg.col, selection.end.col); 3330 ::swap (selection.beg.col, selection.end.col);
3554#endif 3331#endif
3555} 3332}
3556 3333
3557#if !ENABLE_MINIMAL 3334#if !ENABLE_MINIMAL
3558void 3335void ecb_cold
3559rxvt_term::selection_remove_trailing_spaces () NOTHROW 3336rxvt_term::selection_remove_trailing_spaces () NOTHROW
3560{ 3337{
3561 int32_t end_col, end_row; 3338 int32_t end_col, end_row;
3562 text_t *stp; 3339 text_t *stp;
3563 3340
… …
3601/* ------------------------------------------------------------------------- */ 3378/* ------------------------------------------------------------------------- */
3602/* 3379/*
3603 * Double click on button 3 when already selected 3380 * Double click on button 3 when already selected
3604 * EXT: button 3 double click 3381 * EXT: button 3 double click
3605 */ 3382 */
3606void 3383void ecb_cold
3607rxvt_term::selection_rotate (int x, int y) NOTHROW 3384rxvt_term::selection_rotate (int x, int y) NOTHROW
3608{ 3385{
3609 selection.clicks = selection.clicks % 3 + 1; 3386 selection.clicks = selection.clicks % 3 + 1;
3610 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3387 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3611} 3388}
… …
3613/* ------------------------------------------------------------------------- */ 3390/* ------------------------------------------------------------------------- */
3614/* 3391/*
3615 * Respond to a request for our current selection 3392 * Respond to a request for our current selection
3616 * EXT: SelectionRequest 3393 * EXT: SelectionRequest
3617 */ 3394 */
3618void 3395void ecb_cold
3619rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3396rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3620{ 3397{
3398 Atom property = rq.property == None ? rq.target : rq.property;
3621 XSelectionEvent ev; 3399 XSelectionEvent ev;
3622 3400
3623 ev.type = SelectionNotify; 3401 ev.type = SelectionNotify;
3624 ev.property = None; 3402 ev.property = None;
3625 ev.display = rq.display; 3403 ev.display = rq.display;
… …
3640 *target++ = xa[XA_COMPOUND_TEXT]; 3418 *target++ = xa[XA_COMPOUND_TEXT];
3641#if X_HAVE_UTF8_STRING 3419#if X_HAVE_UTF8_STRING
3642 *target++ = xa[XA_UTF8_STRING]; 3420 *target++ = xa[XA_UTF8_STRING];
3643#endif 3421#endif
3644 3422
3645 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3423 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3646 32, PropModeReplace, 3424 32, PropModeReplace,
3647 (unsigned char *)target_list, target - target_list); 3425 (unsigned char *)target_list, target - target_list);
3648 ev.property = rq.property; 3426 ev.property = property;
3649 } 3427 }
3650#if TODO // TODO 3428#if TODO // TODO
3651 else if (rq.target == xa[XA_MULTIPLE]) 3429 else if (rq.target == xa[XA_MULTIPLE])
3652 { 3430 {
3653 /* TODO: Handle MULTIPLE */ 3431 /* TODO: Handle MULTIPLE */
3654 } 3432 }
3655#endif 3433#endif
3656 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text) 3434 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3657 { 3435 {
3658 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3436 XChangeProperty (dpy, rq.requestor, property, rq.target,
3659 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3437 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3660 ev.property = rq.property; 3438 ev.property = property;
3661 } 3439 }
3662 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) 3440 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3663 { 3441 {
3664 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3442 XChangeProperty (dpy, rq.requestor, property, rq.target,
3665 32, PropModeReplace, (unsigned char *)&clipboard_time, 1); 3443 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3666 ev.property = rq.property; 3444 ev.property = property;
3667 } 3445 }
3668 else if (rq.target == XA_STRING 3446 else if (rq.target == XA_STRING
3669 || rq.target == xa[XA_TEXT] 3447 || rq.target == xa[XA_TEXT]
3670 || rq.target == xa[XA_COMPOUND_TEXT] 3448 || rq.target == xa[XA_COMPOUND_TEXT]
3671 || rq.target == xa[XA_UTF8_STRING] 3449 || rq.target == xa[XA_UTF8_STRING]
… …
3742 ct.value = (unsigned char *)cl; 3520 ct.value = (unsigned char *)cl;
3743 ct.nitems = selectlen; 3521 ct.nitems = selectlen;
3744 ct.encoding = target; 3522 ct.encoding = target;
3745 } 3523 }
3746 3524
3747 XChangeProperty (dpy, rq.requestor, rq.property, 3525 XChangeProperty (dpy, rq.requestor, property,
3748 ct.encoding, 8, PropModeReplace, 3526 ct.encoding, 8, PropModeReplace,
3749 ct.value, (int)ct.nitems); 3527 ct.value, (int)ct.nitems);
3750 ev.property = rq.property; 3528 ev.property = property;
3751 3529
3752 if (freect) 3530 if (freect)
3753 XFree (ct.value); 3531 XFree (ct.value);
3754 } 3532 }
3755 3533
3756 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3534 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3757} 3535}
3758 3536
3759/* ------------------------------------------------------------------------- */ 3537/* ------------------------------------------------------------------------- */
3760#ifdef USE_XIM 3538#if USE_XIM
3761void 3539void ecb_cold
3762rxvt_term::im_set_position (XPoint &pos) NOTHROW 3540rxvt_term::im_set_position (XPoint &pos) NOTHROW
3763{ 3541{
3764 XWindowAttributes xwa; 3542 XWindowAttributes xwa;
3765 3543
3766 XGetWindowAttributes (dpy, vt, &xwa); 3544 XGetWindowAttributes (dpy, vt, &xwa);

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