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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.352 by root, Fri Oct 15 20:52:15 2010 UTC vs.
Revision 1.427 by sf-exg, Sat Dec 29 15:59:51 2012 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 ();
159/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
160 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
161 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
162 158
163void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
164rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
165{ 195{
196#if ENABLE_OVERLAY
197 scr_overlay_off ();
198#endif
199
166 view_start = 0; 200 view_start = 0;
167 num_scr = 0; 201 num_scr = 0;
168 202
169 if (ncol == 0) 203 if (ncol == 0)
170 ncol = 80; 204 ncol = 80;
190 total_rows = nrow + saveLines; 224 total_rows = nrow + saveLines;
191 225
192 screen.tscroll = 0; 226 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
194 228
229 void *prev_chunk = chunk;
230 size_t prev_chunk_size = chunk_size;
231 line_t *prev_drawn_buf = drawn_buf;
232 line_t *prev_swap_buf = swap_buf;
233 line_t *prev_row_buf = row_buf;
234
235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
195 if (!row_buf) 239 if (!prev_row_buf)
196 { 240 {
197 /* 241 /*
198 * first time called so just malloc everything: don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
199 */ 243 */
200 top_row = 0; 244 top_row = 0;
201 term_start = 0; 245 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 }
216 246
217 memset (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
220 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
243 { 273 {
244 /* 274 /*
245 * add or delete rows as appropriate 275 * add or delete rows as appropriate
246 */ 276 */
247 277
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--; ) 278 for (int row = min (nrow, prev_nrow); row--; )
266 { 279 {
267 lresize (drawn_buf[row]); 280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
268 lresize (swap_buf [row]); 281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 }
270 282
271 for (int row = prev_nrow; row < nrow; row++) 283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
286 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
272 { 287 }
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));
279 288
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 289 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows); 290 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row 291 int q = total_rows; // rewrapped row
283 292
291 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 300 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
292 301
293 do 302 do
294 { 303 {
295 p = MOD (p - 1, prev_total_rows); 304 p = MOD (p - 1, prev_total_rows);
296 assert (old_buf [MOD (p, prev_total_rows)].t); 305 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
297 int plines = 1; 306 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l; 307 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
299 308
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 309 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
301 { 310 {
302 p = MOD (p - 1, prev_total_rows); 311 p = MOD (p - 1, prev_total_rows);
303 312
304 plines++; 313 plines++;
305 llen += prev_ncol; 314 llen += prev_ncol;
318 327
319 // re-assemble the full line by destination lines 328 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++) 329 for (int qrow = q; qlines--; qrow++)
321 { 330 {
322 qline = row_buf + qrow; 331 qline = row_buf + qrow;
323 lalloc (*qline); 332 qline->alloc (); // redundant with next line
324 qline->l = ncol; 333 qline->l = ncol;
325 qline->is_longer (1); 334 qline->is_longer (1);
326 335
327 int qcol = 0; 336 int qcol = 0;
328 337
343 // this seems to upset applications/shells/readline 352 // this seems to upset applications/shells/readline
344 // least. 353 // least.
345 if (prow == ocur.row) 354 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow); 355 screen.cur.row = q - (total_rows - nrow);
347 356
348 line_t &pline = old_buf [prow]; 357 line_t &pline = prev_row_buf [prow];
349 358
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 359 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351 360
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 361 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 362 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
374 { 383 {
375 // if no scrollback exists (yet), wing, instead of wrap 384 // if no scrollback exists (yet), wing, instead of wrap
376 385
377 for (int row = min (nrow, prev_nrow); row--; ) 386 for (int row = min (nrow, prev_nrow); row--; )
378 { 387 {
379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 388 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
380 line_t &qline = row_buf [row]; 389 line_t &dst = row_buf [row];
381 390
382 qline = pline; 391 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
383 lresize (qline); 392
393 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
394 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
384 } 395 }
385 396
386 for (int row = prev_nrow; row < nrow; row++) 397 for (int row = prev_nrow; row < nrow; row++)
387 {
388 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 398 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
389 }
390 399
391 term_start = 0; 400 term_start = 0;
392 } 401 }
393
394 free (old_buf);
395 delete old_ta;
396 delete old_ra;
397 402
398 clamp_it (screen.cur.row, 0, nrow - 1); 403 clamp_it (screen.cur.row, 0, nrow - 1);
399 clamp_it (screen.cur.col, 0, ncol - 1); 404 clamp_it (screen.cur.col, 0, ncol - 1);
400 } 405 }
401 406
407 for (int row = nrow; row--; )
408 {
409 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
410 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
411 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
412 }
413
414 chunk_free (prev_chunk, prev_chunk_size);
415
402 free (tabs); 416 free (tabs);
403 tabs = (char *)rxvt_malloc (ncol); 417 tabs = (char *)rxvt_malloc (ncol);
404 418
405 for (int col = ncol; --col; ) 419 for (int col = ncol; col--; )
406 tabs [col] = col % TABSIZE == 0; 420 tabs [col] = col % TABSIZE == 0;
407 421
408 CLEAR_ALL_SELECTION (); 422 CLEAR_ALL_SELECTION ();
409 423
410 prev_nrow = nrow; 424 prev_nrow = nrow;
413 tt_winch (); 427 tt_winch ();
414 428
415 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 429 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
416} 430}
417 431
418/* ------------------------------------------------------------------------- */ 432void ecb_cold
419/*
420 * Free everything. That way malloc debugging can find leakage.
421 */
422void
423rxvt_term::scr_release () NOTHROW 433rxvt_term::scr_release () NOTHROW
424{ 434{
425 if (row_buf) 435 chunk_free (chunk, chunk_size);
426 { 436 chunk = 0;
427 delete talloc; talloc = 0; 437 row_buf = 0;
428 delete ralloc; ralloc = 0;
429 438
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); 439 free (tabs);
436 tabs = 0; 440 tabs = 0;
437 }
438} 441}
439 442
440/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
441/* 444/*
442 * Hard/Soft reset 445 * Hard/Soft reset
443 */ 446 */
444void 447void ecb_cold
445rxvt_term::scr_poweron () 448rxvt_term::scr_poweron ()
446{ 449{
447 scr_release (); 450 scr_release ();
451
448 prev_nrow = prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
449 rvideo_mode = false; 453 rvideo_mode = false;
450 scr_soft_reset (); 454 scr_soft_reset ();
451 scr_reset (); 455 scr_reset ();
452 456
453 scr_clear (true); 457 scr_clear (true);
454 scr_refresh (); 458 scr_refresh ();
455} 459}
456 460
457void 461void ecb_cold
458rxvt_term::scr_soft_reset () 462rxvt_term::scr_soft_reset () NOTHROW
459{ 463{
460 /* only affects modes, nothing drastic such as clearing the screen */ 464 /* only affects modes, nothing drastic such as clearing the screen */
461#if ENABLE_OVERLAY 465#if ENABLE_OVERLAY
462 scr_overlay_off (); 466 scr_overlay_off ();
463#endif 467#endif
518 assert (s->cur.row >= 0); 522 assert (s->cur.row >= 0);
519 assert (s->cur.col >= 0); 523 assert (s->cur.col >= 0);
520} 524}
521 525
522void 526void
523rxvt_term::scr_swap_screen () 527rxvt_term::scr_swap_screen () NOTHROW
524{ 528{
525 if (!option (Opt_secondaryScreen)) 529 if (!option (Opt_secondaryScreen))
526 return; 530 return;
527 531
528 for (int i = prev_nrow; i--; ) 532 for (int i = prev_nrow; i--; )
547 return; 551 return;
548 552
549 want_refresh = 1; 553 want_refresh = 1;
550 view_start = 0; 554 view_start = 0;
551 555
552 selection_check (2); /* check for boundary cross */ 556 /* check for boundary cross */
557 row_col_t pos;
558 pos.row = pos.col = 0;
559 if (ROWCOL_IS_BEFORE (selection.beg, pos)
560 && ROWCOL_IS_AFTER (selection.end, pos))
561 CLEAR_SELECTION ();
553 562
554 current_screen = scrn; 563 current_screen = scrn;
555 564
556#if NSCREENS 565#if NSCREENS
557 if (option (Opt_secondaryScreen)) 566 if (option (Opt_secondaryScreen))
623/* 632/*
624 * Scroll text between <row1> and <row2> inclusive, by <count> lines 633 * Scroll text between <row1> and <row2> inclusive, by <count> lines
625 * count positive ==> scroll up 634 * count positive ==> scroll up
626 * count negative ==> scroll down 635 * count negative ==> scroll down
627 */ 636 */
628int 637int ecb_hot
629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 638rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
630{ 639{
631 if (count == 0 || (row1 > row2)) 640 if (count == 0 || (row1 > row2))
632 return 0; 641 return 0;
633 642
636 645
637 if (count > 0 646 if (count > 0
638 && row1 == 0 647 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 648 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 { 649 {
650 min_it (count, total_rows - (nrow - (row2 + 1)));
651
641 top_row = max (top_row - count, -saveLines); 652 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645 653
646 // sever bottommost line 654 // sever bottommost line
647 { 655 {
648 line_t &l = ROW(row2 - count); 656 line_t &l = ROW(row2);
649 l.is_longer (0); 657 l.is_longer (0);
650 l.touch (); 658 l.touch ();
651 } 659 }
652 660
661 // scroll everything up 'count' lines
662 term_start = (term_start + count) % total_rows;
663
664 // now copy lines below the scroll region bottom to the
665 // bottom of the screen again, so they look as if they
666 // hadn't moved.
667 for (int i = nrow; --i > row2; )
668 {
669 line_t &l1 = ROW(i - count);
670 line_t &l2 = ROW(i);
671
672 ::swap (l1, l2);
673 l2.touch ();
674 }
675
653 // erase newly scrolled-in lines 676 // erase newly scrolled-in lines
654 for (int i = count; i--; ) 677 for (int i = count; i--; )
655 { 678 {
656 line_t &l = ROW(nrow - 1 - i); 679 line_t &l = ROW(row2 - i);
657 680
658 // optimize if already cleared, can be significant on slow machines 681 // optimise if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem 682 // 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))) 683 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 { 684 {
662 scr_blank_line (l, 0, l.l, rstyle); 685 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0; 686 l.l = 0;
665 } 688 }
666 else 689 else
667 scr_blank_screen_mem (l, rstyle); 690 scr_blank_screen_mem (l, rstyle);
668 } 691 }
669 692
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 693 // move and/or clear selection, if any
683 if (selection.op && current_screen == selection.screen) 694 if (selection.op && current_screen == selection.screen
695 && selection.beg.row <= row2)
684 { 696 {
685 selection.beg.row -= count; 697 selection.beg.row -= count;
686 selection.end.row -= count; 698 selection.end.row -= count;
687 selection.mark.row -= count; 699 selection.mark.row -= count;
688 700
689 if (selection.beg.row < top_row 701 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 } 702 }
697 703
698 // finally move the view window, if desired 704 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer) 705 if (option (Opt_scrollWithBuffer)
700 && view_start != 0 706 && view_start != 0
730 } 736 }
731 737
732 // use a simple and robust scrolling algorithm, this 738 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical. 739 // part of scr_scroll_text is not time-critical.
734 740
741 // sever line above scroll region
742 if (row1)
743 {
744 line_t &l = ROW(row1 - 1);
745 l.is_longer (0);
746 l.touch ();
747 }
748
735 int rows = row2 - row1 + 1; 749 int rows = row2 - row1 + 1;
736 750
737 min_it (count, rows); 751 min_it (count, rows);
738 752
739 line_t *temp_buf = row_buf + total_rows; 753 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
740 754
741 for (int row = 0; row < rows; row++) 755 for (int row = 0; row < rows; row++)
742 { 756 {
743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 757 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
744 758
746 scr_blank_screen_mem (temp_buf [row], rstyle); 760 scr_blank_screen_mem (temp_buf [row], rstyle);
747 } 761 }
748 762
749 for (int row = 0; row < rows; row++) 763 for (int row = 0; row < rows; row++)
750 ROW(row1 + row) = temp_buf [row]; 764 ROW(row1 + row) = temp_buf [row];
765
766 // sever bottommost line
767 {
768 line_t &l = ROW(row2);
769 l.is_longer (0);
770 l.touch ();
771 }
751 } 772 }
752 773
753 return count; 774 return count;
754} 775}
755 776
756/* ------------------------------------------------------------------------- */ 777/* ------------------------------------------------------------------------- */
757/* 778/*
758 * Add text given in <str> of length <len> to screen struct 779 * Add text given in <str> of length <len> to screen struct
759 */ 780 */
760void 781void ecb_hot
761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 782rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
762{ 783{
763 if (len <= 0) /* sanity */ 784 if (len <= 0) /* sanity */
764 return; 785 return;
765 786
766 unsigned char checksel; 787 bool checksel;
767 unicode_t c; 788 unicode_t c;
768 int ncol = this->ncol; 789 int ncol = this->ncol;
769 const wchar_t *strend = str + len; 790 const wchar_t *strend = str + len;
770 791
771 want_refresh = 1; 792 want_refresh = 1;
797 818
798 while (str < strend) 819 while (str < strend)
799 { 820 {
800 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 821 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
801 822
802 if (expect_false (c < 0x20)) 823 if (ecb_unlikely (c < 0x20))
803 if (c == C0_LF) 824 if (c == C0_LF)
804 { 825 {
805 max_it (line->l, screen.cur.col); 826 max_it (line->l, screen.cur.col);
806 827
807 screen.flags &= ~Screen_WrapNext; 828 screen.flags &= ~Screen_WrapNext;
826 { 847 {
827 scr_tab (1, true); 848 scr_tab (1, true);
828 continue; 849 continue;
829 } 850 }
830 851
831 if (expect_false ( 852 if (ecb_unlikely (
832 checksel /* see if we're writing within selection */ 853 checksel /* see if we're writing within selection */
833 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 854 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
834 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 855 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
835 )) 856 ))
836 { 857 {
841 * should be a similar check. 862 * should be a similar check.
842 */ 863 */
843 CLEAR_SELECTION (); 864 CLEAR_SELECTION ();
844 } 865 }
845 866
846 if (expect_false (screen.flags & Screen_WrapNext)) 867 if (ecb_unlikely (screen.flags & Screen_WrapNext))
847 { 868 {
848 scr_do_wrap (); 869 scr_do_wrap ();
849 870
850 line->l = ncol; 871 line->l = ncol;
851 line->is_longer (1); 872 line->is_longer (1);
853 row = screen.cur.row; 874 row = screen.cur.row;
854 line = &ROW(row); /* _must_ refresh */ 875 line = &ROW(row); /* _must_ refresh */
855 } 876 }
856 877
857 // some utf-8 decoders "decode" surrogate characters: let's fix this. 878 // some utf-8 decoders "decode" surrogate characters: let's fix this.
858 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 879 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
859 c = 0xfffd; 880 c = 0xfffd;
860 881
861 // rely on wcwidth to tell us the character width, do wcwidth before 882 // rely on wcwidth to tell us the character width, do wcwidth before
862 // further replacements, as wcwidth might return -1 for the line 883 // further replacements, as wcwidth might return -1 for the line
863 // drawing characters below as they might be invalid in the current 884 // drawing characters below as they might be invalid in the current
864 // locale. 885 // locale.
865 int width = WCWIDTH (c); 886 int width = WCWIDTH (c);
866 887
867 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 888 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
868 { 889 {
869 // vt100 special graphics and line drawing 890 // vt100 special graphics and line drawing
870 // 5f-7e standard vt100 891 // 5f-7e standard vt100
871 // 40-5e rxvt extension for extra curses acs chars 892 // 40-5e rxvt extension for extra curses acs chars
872 static uint16_t vt100_0[62] = { // 41 .. 7e 893 static uint16_t vt100_0[62] = { // 41 .. 7e
885 c = vt100_0[c - 0x41]; 906 c = vt100_0[c - 0x41];
886 width = 1; // vt100 line drawing characters are always single-width 907 width = 1; // vt100 line drawing characters are always single-width
887 } 908 }
888 } 909 }
889 910
890 if (expect_false (screen.flags & Screen_Insert)) 911 if (ecb_unlikely (screen.flags & Screen_Insert))
891 scr_insdel_chars (width, INSERT); 912 scr_insdel_chars (width, INSERT);
892 913
893 if (width != 0) 914 if (width != 0)
894 { 915 {
895#if !UNICODE_3 916#if !UNICODE_3
903#endif 924#endif
904 925
905 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 926 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
906 927
907 // if the character doesn't fit into the remaining columns... 928 // if the character doesn't fit into the remaining columns...
908 if (expect_false (screen.cur.col > ncol - width && ncol >= width)) 929 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
909 { 930 {
910 if (screen.flags & Screen_Autowrap) 931 if (screen.flags & Screen_Autowrap)
911 { 932 {
912 // ... artificially enlargen the previous one 933 // ... artificially enlargen the previous one
913 c = NOCHAR; 934 c = NOCHAR;
917 else 938 else
918 screen.cur.col = ncol - width; 939 screen.cur.col = ncol - width;
919 } 940 }
920 941
921 // nuke the character at this position, if required 942 // nuke the character at this position, if required
922 if (expect_false ( 943 // due to wonderful coincidences everywhere else in this loop
944 // we never have to check for overwriting a wide char itself,
945 // only its tail.
923 line->t[screen.cur.col] == NOCHAR 946 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
924 || (screen.cur.col < ncol - 1
925 && line->t[screen.cur.col + 1] == NOCHAR)
926 ))
927 scr_kill_char (*line, screen.cur.col); 947 scr_kill_char (*line, screen.cur.col);
928 948
929 line->touch (); 949 line->touch ();
930 950
931 do 951 do
932 { 952 {
933 line->t[screen.cur.col] = c; 953 line->t[screen.cur.col] = c;
934 line->r[screen.cur.col] = rend; 954 line->r[screen.cur.col] = rend;
935 955
936 if (expect_true (screen.cur.col < ncol - 1)) 956 if (ecb_likely (screen.cur.col < ncol - 1))
937 screen.cur.col++; 957 screen.cur.col++;
938 else 958 else
939 { 959 {
940 line->l = ncol; 960 line->l = ncol;
941 if (screen.flags & Screen_Autowrap) 961 if (screen.flags & Screen_Autowrap)
944 goto end_of_line; 964 goto end_of_line;
945 } 965 }
946 966
947 c = NOCHAR; 967 c = NOCHAR;
948 } 968 }
949 while (expect_false (--width > 0)); 969 while (ecb_unlikely (--width > 0));
950 970
951 // pad with spaces when overwriting wide character with smaller one 971 // pad with spaces when overwriting wide character with smaller one
952 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++) 972 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
953 { 973 {
954 line->t[c] = ' '; 974 line->t[c] = ' ';
955 line->r[c] = rend; 975 line->r[c] = rend;
956 } 976 }
957 977
1116 * XTERM_SEQ: ESC 6 1136 * XTERM_SEQ: ESC 6
1117 * Move cursor left in row. If we're at the left boundary, shift everything 1137 * Move cursor left in row. If we're at the left boundary, shift everything
1118 * in that row right. Clear left column. 1138 * in that row right. Clear left column.
1119 */ 1139 */
1120#if !ENABLE_MINIMAL 1140#if !ENABLE_MINIMAL
1121void 1141void ecb_cold
1122rxvt_term::scr_backindex () NOTHROW 1142rxvt_term::scr_backindex () NOTHROW
1123{ 1143{
1124 if (screen.cur.col > 0) 1144 if (screen.cur.col > 0)
1125 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1145 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1126 else 1146 else
1133 * XTERM_SEQ: ESC 9 1153 * XTERM_SEQ: ESC 9
1134 * Move cursor right in row. If we're at the right boundary, shift everything 1154 * Move cursor right in row. If we're at the right boundary, shift everything
1135 * in that row left. Clear right column. 1155 * in that row left. Clear right column.
1136 */ 1156 */
1137#if !ENABLE_MINIMAL 1157#if !ENABLE_MINIMAL
1138void 1158void ecb_cold
1139rxvt_term::scr_forwardindex () NOTHROW 1159rxvt_term::scr_forwardindex () NOTHROW
1140{ 1160{
1141 if (screen.cur.col < ncol - 1) 1161 if (screen.cur.col < ncol - 1)
1142 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1162 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1143 else 1163 else
1294 scr_blank_line (line, col, num, rstyle); 1314 scr_blank_line (line, col, num, rstyle);
1295} 1315}
1296 1316
1297/* ------------------------------------------------------------------------- */ 1317/* ------------------------------------------------------------------------- */
1298/* 1318/*
1299 * Erase part of whole of the screen 1319 * Erase part or whole of the screen
1300 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1320 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1301 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1321 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1302 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1322 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1303 */ 1323 */
1304void 1324void
1313 ZERO_SCROLLBACK (); 1333 ZERO_SCROLLBACK ();
1314 1334
1315 switch (mode) 1335 switch (mode)
1316 { 1336 {
1317 case 0: /* erase to end of screen */ 1337 case 0: /* erase to end of screen */
1318 selection_check (1);
1319 scr_erase_line (0); 1338 scr_erase_line (0);
1320 row = screen.cur.row + 1; /* possible OOB */ 1339 row = screen.cur.row + 1; /* possible OOB */
1321 num = nrow - row; 1340 num = nrow - row;
1322 break; 1341 break;
1323 case 1: /* erase to beginning of screen */ 1342 case 1: /* erase to beginning of screen */
1324 selection_check (3);
1325 scr_erase_line (1); 1343 scr_erase_line (1);
1326 row = 0; 1344 row = 0;
1327 num = screen.cur.row; 1345 num = screen.cur.row;
1328 break; 1346 break;
1329 case 2: /* erase whole screen */ 1347 case 2: /* erase whole screen */
1330 selection_check (3);
1331 row = 0; 1348 row = 0;
1332 num = nrow; 1349 num = nrow;
1333 break; 1350 break;
1334 default: 1351 default:
1335 return; 1352 return;
1352 { 1369 {
1353 ren = DEFAULT_RSTYLE; 1370 ren = DEFAULT_RSTYLE;
1354 1371
1355 if (mapped) 1372 if (mapped)
1356 XClearArea (dpy, vt, 0, 1373 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width, 1374 Row2Pixel (row - view_start), (unsigned int)vt_width,
1358 (unsigned int)Height2Pixel (num), False); 1375 (unsigned int)Height2Pixel (num), False);
1359 } 1376 }
1360 else 1377 else
1361 { 1378 {
1362 ren = rstyle & (RS_fgMask | RS_bgMask); 1379 ren = rstyle & (RS_fgMask | RS_bgMask);
1365 { 1382 {
1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1383 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1367 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1384 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 XFillRectangle (dpy, vt, gc, 1385 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start), 1386 0, Row2Pixel (row - view_start),
1370 (unsigned int)width, 1387 (unsigned int)vt_width,
1371 (unsigned int)Height2Pixel (num)); 1388 (unsigned int)Height2Pixel (num));
1372 gcvalue.foreground = pix_colors[Color_fg]; 1389 gcvalue.foreground = pix_colors[Color_fg];
1373 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1390 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 } 1391 }
1375 } 1392 }
1397/* ------------------------------------------------------------------------- */ 1414/* ------------------------------------------------------------------------- */
1398/* 1415/*
1399 * Fill the screen with `E's 1416 * Fill the screen with `E's
1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1417 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1401 */ 1418 */
1402void 1419void ecb_cold
1403rxvt_term::scr_E () NOTHROW 1420rxvt_term::scr_E () NOTHROW
1404{ 1421{
1405 rend_t fs; 1422 rend_t fs;
1406 1423
1407 want_refresh = 1; 1424 want_refresh = 1;
1408 ZERO_SCROLLBACK (); 1425 ZERO_SCROLLBACK ();
1409 1426
1410 num_scr_allow = 0; 1427 num_scr_allow = 0;
1411 selection_check (3); 1428
1429 row_col_t pos;
1430 pos.row = pos.col = 0;
1431 if (ROWCOL_IS_AFTER (selection.end, pos))
1432 CLEAR_SELECTION ();
1412 1433
1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1434 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1414 for (int row = nrow; row--; ) 1435 for (int row = nrow; row--; )
1415 { 1436 {
1416 line_t &line = ROW(row); 1437 line_t &line = ROW(row);
1567/* ------------------------------------------------------------------------- */ 1588/* ------------------------------------------------------------------------- */
1568/* 1589/*
1569 * Set the scrolling region 1590 * Set the scrolling region
1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1591 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1571 */ 1592 */
1572void 1593void ecb_cold
1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1594rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1574{ 1595{
1575 max_it (top, 0); 1596 max_it (top, 0);
1576 min_it (bot, nrow - 1); 1597 min_it (bot, nrow - 1);
1577 1598
1587/* 1608/*
1588 * Make the cursor visible/invisible 1609 * Make the cursor visible/invisible
1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1610 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1611 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1591 */ 1612 */
1592void 1613void ecb_cold
1593rxvt_term::scr_cursor_visible (int mode) NOTHROW 1614rxvt_term::scr_cursor_visible (int mode) NOTHROW
1594{ 1615{
1595 want_refresh = 1; 1616 want_refresh = 1;
1596 1617
1597 if (mode) 1618 if (mode)
1604/* 1625/*
1605 * Set/unset automatic wrapping 1626 * Set/unset automatic wrapping
1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1627 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1628 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1608 */ 1629 */
1609void 1630void ecb_cold
1610rxvt_term::scr_autowrap (int mode) NOTHROW 1631rxvt_term::scr_autowrap (int mode) NOTHROW
1611{ 1632{
1612 if (mode) 1633 if (mode)
1613 screen.flags |= Screen_Autowrap; 1634 screen.flags |= Screen_Autowrap;
1614 else 1635 else
1623 * Relative mode: line numbers are relative to top margin of scrolling region 1644 * Relative mode: line numbers are relative to top margin of scrolling region
1624 * and the cursor cannot be moved outside. 1645 * and the cursor cannot be moved outside.
1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1646 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1647 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1627 */ 1648 */
1628void 1649void ecb_cold
1629rxvt_term::scr_relative_origin (int mode) NOTHROW 1650rxvt_term::scr_relative_origin (int mode) NOTHROW
1630{ 1651{
1631 if (mode) 1652 if (mode)
1632 screen.flags |= Screen_Relative; 1653 screen.flags |= Screen_Relative;
1633 else 1654 else
1640/* 1661/*
1641 * Set insert/replace mode 1662 * Set insert/replace mode
1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1663 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1664 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1644 */ 1665 */
1645void 1666void ecb_cold
1646rxvt_term::scr_insert_mode (int mode) NOTHROW 1667rxvt_term::scr_insert_mode (int mode) NOTHROW
1647{ 1668{
1648 if (mode) 1669 if (mode)
1649 screen.flags |= Screen_Insert; 1670 screen.flags |= Screen_Insert;
1650 else 1671 else
1656 * Set/Unset tabs 1677 * Set/Unset tabs
1657 * XTERM_SEQ: Set tab at current column : ESC H 1678 * XTERM_SEQ: Set tab at current column : ESC H
1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1679 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1680 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1660 */ 1681 */
1661void 1682void ecb_cold
1662rxvt_term::scr_set_tab (int mode) NOTHROW 1683rxvt_term::scr_set_tab (int mode) NOTHROW
1663{ 1684{
1664 if (mode < 0) 1685 if (mode < 0)
1665 memset (tabs, 0, ncol); 1686 memset (tabs, 0, ncol);
1666 else if (screen.cur.col < ncol) 1687 else if (screen.cur.col < ncol)
1685 if (rvideo_state != on) 1706 if (rvideo_state != on)
1686 { 1707 {
1687 rvideo_state = on; 1708 rvideo_state = on;
1688 1709
1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1710 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1690#ifdef HAVE_BG_PIXMAP 1711#ifdef HAVE_IMG
1691 if (bgPixmap.pixmap == None) 1712 if (bg_img == 0)
1692#endif 1713#endif
1693 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1714 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1694 1715
1695 XGCValues gcvalue; 1716 XGCValues gcvalue;
1696 gcvalue.foreground = pix_colors[Color_fg]; 1717 gcvalue.foreground = pix_colors[Color_fg];
1705/* ------------------------------------------------------------------------- */ 1726/* ------------------------------------------------------------------------- */
1706/* 1727/*
1707 * Report current cursor position 1728 * Report current cursor position
1708 * XTERM_SEQ: Report position: ESC [ 6 n 1729 * XTERM_SEQ: Report position: ESC [ 6 n
1709 */ 1730 */
1710void 1731void ecb_cold
1711rxvt_term::scr_report_position () NOTHROW 1732rxvt_term::scr_report_position () NOTHROW
1712{ 1733{
1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1734 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1714} 1735}
1715 1736
1718 * ------------------------------------------------------------------------- */ 1739 * ------------------------------------------------------------------------- */
1719 1740
1720/* 1741/*
1721 * Set font style 1742 * Set font style
1722 */ 1743 */
1723void 1744void ecb_cold
1724rxvt_term::set_font_style () NOTHROW 1745rxvt_term::set_font_style () NOTHROW
1725{ 1746{
1726#if 0 1747#if 0
1727 switch (charsets [screen.charset]) 1748 switch (charsets [screen.charset])
1728 { 1749 {
1750 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1771 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1772 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1752 * XTERM_SEQ: Invoke G2 character set: ESC N 1773 * XTERM_SEQ: Invoke G2 character set: ESC N
1753 * XTERM_SEQ: Invoke G3 character set: ESC O 1774 * XTERM_SEQ: Invoke G3 character set: ESC O
1754 */ 1775 */
1755void 1776void ecb_cold
1756rxvt_term::scr_charset_choose (int set) NOTHROW 1777rxvt_term::scr_charset_choose (int set) NOTHROW
1757{ 1778{
1758 screen.charset = set; 1779 screen.charset = set;
1759 set_font_style (); 1780 set_font_style ();
1760} 1781}
1781 * ------------------------------------------------------------------------- */ 1802 * ------------------------------------------------------------------------- */
1782 1803
1783/* 1804/*
1784 * refresh matching text. 1805 * refresh matching text.
1785 */ 1806 */
1786bool 1807bool ecb_cold
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1808rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{ 1809{
1789 bool found = false; 1810 bool found = false;
1790 1811
1791 for (int i = 0; i < nrow; i++) 1812 for (int i = 0; i < nrow; i++)
1810 PART_BEG = 0, 1831 PART_BEG = 0,
1811 PART_END, 1832 PART_END,
1812 RC_COUNT 1833 RC_COUNT
1813}; 1834};
1814 1835
1815void 1836void ecb_hot
1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1837rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1817{ 1838{
1818 int i; 1839 int i;
1819 row_col_t rc[RC_COUNT]; 1840 row_col_t rc[RC_COUNT];
1820 1841
1857 * Refresh the entire screen 1878 * Refresh the entire screen
1858 */ 1879 */
1859void 1880void
1860rxvt_term::scr_touch (bool refresh) NOTHROW 1881rxvt_term::scr_touch (bool refresh) NOTHROW
1861{ 1882{
1862 scr_expose (0, 0, width, height, refresh); 1883 scr_expose (0, 0, vt_width, vt_height, refresh);
1863} 1884}
1864 1885
1865/* ------------------------------------------------------------------------- */ 1886/* ------------------------------------------------------------------------- */
1866/* 1887/*
1867 * Move the display so that the line represented by scrollbar value Y is at 1888 * Move the display so that the line represented by scrollbar value Y is at
1923 1944
1924# ifndef NO_MAPALERT 1945# ifndef NO_MAPALERT
1925# ifdef MAPALERT_OPTION 1946# ifdef MAPALERT_OPTION
1926 if (option (Opt_mapAlert)) 1947 if (option (Opt_mapAlert))
1927# endif 1948# endif
1928 XMapWindow (dpy, parent[0]); 1949 XMapWindow (dpy, parent);
1929# endif 1950# endif
1930 1951
1931# if ENABLE_FRILLS 1952# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell)) 1953 if (option (Opt_urgentOnBell))
1933 set_urgency (1); 1954 set_urgency (1);
1946 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1967 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1947#endif 1968#endif
1948} 1969}
1949 1970
1950/* ------------------------------------------------------------------------- */ 1971/* ------------------------------------------------------------------------- */
1951/* ARGSUSED */ 1972void ecb_cold
1952void
1953rxvt_term::scr_printscreen (int fullhist) NOTHROW 1973rxvt_term::scr_printscreen (int fullhist) NOTHROW
1954{ 1974{
1955#ifdef PRINTPIPE 1975#ifdef PRINTPIPE
1956 int nrows, row_start; 1976 int nrows, row_start;
1957 FILE *fd = popen_printer (); 1977 FILE *fd = popen_printer ();
2006/* 2026/*
2007 * Refresh the screen 2027 * Refresh the screen
2008 * drawn_text/drawn_rend contain the screen information before the update. 2028 * drawn_text/drawn_rend contain the screen information before the update.
2009 * screen.text/screen.rend contain what the screen will change to. 2029 * screen.text/screen.rend contain what the screen will change to.
2010 */ 2030 */
2011void 2031void ecb_hot
2012rxvt_term::scr_refresh () NOTHROW 2032rxvt_term::scr_refresh () NOTHROW
2013{ 2033{
2014 int16_t col, row, /* column/row we're processing */ 2034 int16_t col, row, /* column/row we're processing */
2015 ocrow; /* old cursor row */ 2035 ocrow; /* old cursor row */
2016 int i; /* tmp */ 2036 int i; /* tmp */
2030 * A: set up vars 2050 * A: set up vars
2031 */ 2051 */
2032 refresh_count = 0; 2052 refresh_count = 0;
2033 2053
2034 unsigned int old_screen_flags = screen.flags; 2054 unsigned int old_screen_flags = screen.flags;
2035 char have_bg = 0; 2055 bool have_bg = 0;
2036#ifdef HAVE_BG_PIXMAP 2056#ifdef HAVE_IMG
2037 have_bg = bgPixmap.pixmap != None; 2057 have_bg = bg_img != 0;
2038#endif 2058#endif
2039 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2059 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2040 2060
2041 /* 2061 /*
2042 * B: reverse any characters which are selected 2062 * B: reverse any characters which are selected
2046 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2066 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2047#if ENABLE_OVERLAY 2067#if ENABLE_OVERLAY
2048 scr_swap_overlay (); 2068 scr_swap_overlay ();
2049#endif 2069#endif
2050 2070
2051 char showcursor = screen.flags & Screen_VisibleCursor; 2071 bool showcursor = screen.flags & Screen_VisibleCursor;
2052 2072
2053 /* 2073 /*
2054 * C: set the cursor character (s) 2074 * C: set the cursor character (s)
2055 */ 2075 */
2056 { 2076 {
2057 unsigned char setoldcursor; 2077 bool setoldcursor;
2058 2078
2059#ifdef CURSOR_BLINK 2079#ifdef CURSOR_BLINK
2060 if (hidden_cursor) 2080 if (hidden_cursor)
2061 showcursor = 0; 2081 showcursor = 0;
2062#endif 2082#endif
2149 { 2169 {
2150 int16_t nits; 2170 int16_t nits;
2151 int i = num_scr; 2171 int i = num_scr;
2152 int j; 2172 int j;
2153 int len, wlen; 2173 int len, wlen;
2154 dLocal (int, num_scr);
2155 2174
2156 j = nrow; 2175 j = nrow;
2157 wlen = len = -1; 2176 wlen = len = -1;
2158 row = i > 0 ? 0 : j - 1; 2177 row = i > 0 ? 0 : j - 1;
2159 2178
2234 continue; 2253 continue;
2235 2254
2236 // redraw one or more characters 2255 // redraw one or more characters
2237 2256
2238 // seek to the beginning of wide characters 2257 // seek to the beginning of wide characters
2239 while (expect_false (stp[col] == NOCHAR && col > 0)) 2258 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2240 --col; 2259 --col;
2241 2260
2242 rend_t rend = srp[col]; /* screen rendition (target rendition) */ 2261 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2243 text_t *text = stp + col; 2262 text_t *text = stp + col;
2244 int count = 1; 2263 int count = 1;
2282 2301
2283 col--; /* went one too far. move back */ 2302 col--; /* went one too far. move back */
2284 count -= i; /* dump any matching trailing chars */ 2303 count -= i; /* dump any matching trailing chars */
2285 2304
2286 // sometimes we optimize away the trailing NOCHAR's, add them back 2305 // sometimes we optimize away the trailing NOCHAR's, add them back
2287 while (expect_false (i && text[count] == NOCHAR)) 2306 while (ecb_unlikely (i && text[count] == NOCHAR))
2288 count++, i--; 2307 count++, i--;
2289 2308
2290 /* 2309 /*
2291 * Determine the attributes for the string 2310 * Determine the attributes for the string
2292 */ 2311 */
2293 int fore = fgcolor_of (rend); // desired foreground 2312 int fore = fgcolor_of (rend); // desired foreground
2294 int back = bgcolor_of (rend); // desired background 2313 int back = bgcolor_of (rend); // desired background
2295 2314
2296 // only do special processing if any attributes are set, which is unlikely 2315 // only do special processing if any attributes are set, which is unlikely
2297 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel))) 2316 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2298 { 2317 {
2299 bool invert = rend & RS_RVid; 2318 bool invert = rend & RS_RVid;
2300 2319
2301#ifndef NO_BOLD_UNDERLINE_REVERSE 2320#ifndef NO_BOLD_UNDERLINE_REVERSE
2302 if (rend & RS_Bold && fore == Color_fg) 2321 if (rend & RS_Bold && fore == Color_fg)
2391 /* 2410 /*
2392 * Actually do the drawing of the string here 2411 * Actually do the drawing of the string here
2393 */ 2412 */
2394 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2413 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2395 2414
2396 if (expect_true (have_bg && back == Color_bg)) 2415 if (ecb_likely (have_bg && back == Color_bg))
2397 { 2416 {
2398 // this is very ugly, maybe push it into ->draw? 2417 // this is very ugly, maybe push it into ->draw?
2399 2418
2400 for (i = 0; i < count; i++) /* don't draw empty strings */ 2419 for (i = 0; i < count; i++) /* don't draw empty strings */
2401 if (text[i] != ' ') 2420 if (text[i] != ' ')
2408 did_clear: ; 2427 did_clear: ;
2409 } 2428 }
2410 else 2429 else
2411 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2430 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2412 2431
2413 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2432 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2414 { 2433 {
2415#if ENABLE_FRILLS 2434#if ENABLE_FRILLS
2416 if (ISSET_PIXCOLOR (Color_underline)) 2435 if (ISSET_PIXCOLOR (Color_underline))
2417 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2436 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2418 else 2437 else
2464 2483
2465 XDrawRectangle (dpy, vt, gc, 2484 XDrawRectangle (dpy, vt, gc,
2466 Col2Pixel (col), 2485 Col2Pixel (col),
2467 Row2Pixel (oldcursor.row), 2486 Row2Pixel (oldcursor.row),
2468 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2487 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2469 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2488 (unsigned int) (Height2Pixel (1) - 1));
2470 } 2489 }
2471 } 2490 }
2472 2491
2473 /* 2492 /*
2474 * H: cleanup selection 2493 * H: cleanup selection
2483 screen.flags = old_screen_flags; 2502 screen.flags = old_screen_flags;
2484 num_scr = 0; 2503 num_scr = 0;
2485 num_scr_allow = 1; 2504 num_scr_allow = 1;
2486} 2505}
2487 2506
2488void 2507void ecb_cold
2489rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2508rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2490{ 2509{
2491 if (!l.t) 2510 if (!l.valid ())
2492 return; 2511 return;
2493 2512
2494 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2513 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2495 2514
2496 for (int i = ncol; i--; ) 2515 for (int i = ncol; i--; )
2497 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2516 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2498} 2517}
2499 2518
2500void 2519void ecb_cold
2501rxvt_term::scr_remap_chars () NOTHROW 2520rxvt_term::scr_remap_chars () NOTHROW
2502{ 2521{
2503 for (int i = total_rows; i--; ) 2522 for (int i = total_rows; i--; )
2504 scr_remap_chars (row_buf [i]); 2523 scr_remap_chars (row_buf [i]);
2505 2524
2508 scr_remap_chars (drawn_buf [i]); 2527 scr_remap_chars (drawn_buf [i]);
2509 scr_remap_chars (swap_buf [i]); 2528 scr_remap_chars (swap_buf [i]);
2510 } 2529 }
2511} 2530}
2512 2531
2513void 2532void ecb_cold
2514rxvt_term::scr_recolour () NOTHROW 2533rxvt_term::scr_recolour (bool refresh) NOTHROW
2515{ 2534{
2516#ifdef HAVE_BG_PIXMAP 2535 bool transparent = false;
2517 bgPixmap.apply ();
2518#else
2519 2536
2537#ifdef HAVE_IMG
2538 if (bg_img != 0)
2539 {
2540# if ENABLE_TRANSPARENCY
2541 if (bg_flags & BG_IS_TRANSPARENT)
2542 {
2543 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2544 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2545
2546 transparent = true;
2547 }
2548 else
2549# endif
2550 {
2551 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2552 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2553 }
2554 }
2555 else
2556#endif
2557 {
2520 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2558 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2521 XClearWindow (dpy, parent[0]);
2522 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2559 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2560 }
2561
2562 XClearWindow (dpy, parent);
2523 2563
2524 if (scrollBar.win) 2564 if (scrollBar.win)
2525 { 2565 {
2566 if (transparent)
2567 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2568 else
2526 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2569 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2527 scrollBar.state = STATE_IDLE; 2570 scrollBar.state = SB_STATE_IDLE;
2528 scrollBar.show (0); 2571 scrollBar.show (0);
2529 } 2572 }
2530 2573
2531#endif 2574 if (refresh)
2532 2575 {
2533 /* bgPixmap.apply () does not do the following : */
2534 scr_clear (); 2576 scr_clear ();
2535 scr_touch (true); 2577 scr_touch (true);
2578 }
2536 want_refresh = 1; 2579 want_refresh = 1;
2537} 2580}
2538 2581
2539/* ------------------------------------------------------------------------- */ 2582/* ------------------------------------------------------------------------- */
2540void 2583void
2597 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2640 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2598 srp[col] ^= rstyle; 2641 srp[col] ^= rstyle;
2599} 2642}
2600 2643
2601/* ------------------------------------------------------------------------- */ 2644/* ------------------------------------------------------------------------- */
2602void 2645void ecb_hot
2603rxvt_term::scr_reverse_selection () NOTHROW 2646rxvt_term::scr_reverse_selection () NOTHROW
2604{ 2647{
2605 if (selection.op 2648 if (selection.op
2606 && current_screen == selection.screen 2649 && current_screen == selection.screen
2607 && selection.end.row >= view_start) 2650 && selection.end.row >= view_start)
2626 */ 2669 */
2627#if 0 2670#if 0
2628void 2671void
2629rxvt_term::scr_dump (int fd) NOTHROW 2672rxvt_term::scr_dump (int fd) NOTHROW
2630{ 2673{
2631 int row, wrote; 2674 // if this method is needed, it can be implemented by factoring the
2632 unsigned int width, towrite; 2675 // relevant code in scr_printscreen
2633 char r1[] = "\n";
2634
2635 for (row = saveLines + top_row;
2636 row < saveLines + nrow - 1; row++)
2637 {
2638 width = row_buf[row].l >= 0 ? row_buf[row].l
2639 : ncol;
2640 for (towrite = width; towrite; towrite -= wrote)
2641 {
2642 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2643 towrite);
2644 if (wrote < 0)
2645 return; /* XXX: death, no report */
2646 }
2647 if (row_buf[row].l >= 0)
2648 if (write (fd, r1, 1) <= 0)
2649 return; /* XXX: death, no report */
2650 }
2651} 2676}
2652#endif 2677#endif
2653 2678
2654/* ------------------------------------------------------------------------- * 2679/* ------------------------------------------------------------------------- *
2655 * CHARACTER SELECTION * 2680 * CHARACTER SELECTION *
2656 * ------------------------------------------------------------------------- */ 2681 * ------------------------------------------------------------------------- */
2657void 2682void
2658rxvt_term::selection_check (int check_more) NOTHROW 2683rxvt_term::selection_check (int check_more) NOTHROW
2659{ 2684{
2660 row_col_t pos;
2661
2662 if (!selection.op) 2685 if (!selection.op)
2663 return; 2686 return;
2664 2687
2665 pos.row = pos.col = 0;
2666 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2688 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2667 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2689 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2668 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2690 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2669 || (check_more == 1 2691 || (check_more == 1
2670 && current_screen == selection.screen 2692 && current_screen == selection.screen
2671 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2693 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2672 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2694 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2673 || (check_more == 2
2674 && ROWCOL_IS_BEFORE (selection.beg, pos)
2675 && ROWCOL_IS_AFTER (selection.end, pos))
2676 || (check_more == 3
2677 && ROWCOL_IS_AFTER (selection.end, pos))
2678 || (check_more == 4 /* screen width change */
2679 && (selection.beg.row != selection.end.row
2680 || selection.end.col > ncol)))
2681 CLEAR_SELECTION (); 2695 CLEAR_ALL_SELECTION ();
2682} 2696}
2683 2697
2684/* ------------------------------------------------------------------------- */ 2698/* ------------------------------------------------------------------------- */
2685/* 2699/*
2686 * Paste a selection direct to the command fd 2700 * Paste a selection direct to the command fd
2692 for (unsigned int i = 0; i < len; i++) 2706 for (unsigned int i = 0; i < len; i++)
2693 if (data[i] == C0_LF) 2707 if (data[i] == C0_LF)
2694 data[i] = C0_CR; 2708 data[i] = C0_CR;
2695 2709
2696 if (priv_modes & PrivMode_BracketPaste) 2710 if (priv_modes & PrivMode_BracketPaste)
2697 tt_printf ("\e[200~"); 2711 tt_printf ("\x1b[200~");
2698 2712
2699 tt_write (data, len); 2713 tt_write (data, len);
2700 2714
2701 if (priv_modes & PrivMode_BracketPaste) 2715 if (priv_modes & PrivMode_BracketPaste)
2702 tt_printf ("\e[201~"); 2716 tt_printf ("\x1b[201~");
2703} 2717}
2704 2718
2705void 2719void
2706rxvt_term::paste (char *data, unsigned int len) NOTHROW 2720rxvt_term::paste (char *data, unsigned int len) NOTHROW
2707{ 2721{
2711 tt_paste (data, len); 2725 tt_paste (data, len);
2712} 2726}
2713 2727
2714/* ------------------------------------------------------------------------- */ 2728/* ------------------------------------------------------------------------- */
2715/* 2729/*
2716 * Respond to a notification that a primary selection has been sent 2730 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2717 * EXT: SelectionNotify 2731 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2718 */ 2732 * as fallback
2719void
2720rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2721{
2722 if (prop == None) /* check for failed XConvertSelection */
2723 {
2724 if ((selection_type & Sel_CompoundText))
2725 {
2726 int selnum = selection_type & Sel_whereMask;
2727
2728 selection_type = 0;
2729 if (selnum != Sel_direct)
2730 selection_request_other (XA_STRING, selnum);
2731 }
2732
2733 if ((selection_type & Sel_UTF8String))
2734 {
2735 int selnum = selection_type & Sel_whereMask;
2736
2737 selection_type = Sel_CompoundText;
2738 if (selnum != Sel_direct)
2739 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2740 else
2741 selection_type = 0;
2742 }
2743
2744 return;
2745 }
2746
2747 unsigned long bytes_after;
2748 XTextProperty ct;
2749
2750 if (XGetWindowProperty (dpy, win, prop,
2751 0, PROP_SIZE / 4,
2752 delete_prop, AnyPropertyType,
2753 &ct.encoding, &ct.format,
2754 &ct.nitems, &bytes_after,
2755 &ct.value) != Success)
2756 {
2757 ct.value = 0;
2758 goto bailout;
2759 }
2760
2761 if (ct.encoding == None)
2762 goto bailout;
2763
2764 if (bytes_after)
2765 {
2766 // fetch and append remaining data
2767 XTextProperty ct2;
2768
2769 if (XGetWindowProperty (dpy, win, prop,
2770 ct.nitems / 4, (bytes_after + 3) / 4,
2771 delete_prop, AnyPropertyType,
2772 &ct2.encoding, &ct2.format,
2773 &ct2.nitems, &bytes_after,
2774 &ct2.value) != Success)
2775 goto bailout;
2776
2777 // realloc should be compatible to XFree, here, and elsewhere, too
2778 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2779 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2780 ct.nitems += ct2.nitems;
2781
2782 XFree (ct2.value);
2783 }
2784
2785 if (ct.value == 0)
2786 goto bailout;
2787
2788 if (ct.encoding == xa[XA_INCR])
2789 {
2790 // INCR selection, start handshake
2791 if (!delete_prop)
2792 XDeleteProperty (dpy, win, prop);
2793
2794 selection_wait = Sel_incr;
2795 incr_buf_fill = 0;
2796 incr_ev.start (10);
2797
2798 goto bailout;
2799 }
2800
2801 if (ct.nitems == 0)
2802 {
2803 if (selection_wait == Sel_incr)
2804 {
2805 XFree (ct.value);
2806
2807 // finally complete, now paste the whole thing
2808 selection_wait = Sel_normal;
2809 ct.value = (unsigned char *)incr_buf;
2810 ct.nitems = incr_buf_fill;
2811 incr_buf = 0;
2812 incr_buf_size = 0;
2813 incr_ev.stop ();
2814 }
2815 else
2816 {
2817 if (selection_wait == Sel_normal
2818 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2819 {
2820 /*
2821 * pass through again trying CUT_BUFFER0 if we've come from
2822 * XConvertSelection () but nothing was presented
2823 */
2824 selection_paste (display->root, XA_CUT_BUFFER0, False);
2825 }
2826
2827 goto bailout;
2828 }
2829 }
2830 else if (selection_wait == Sel_incr)
2831 {
2832 incr_ev.start (10);
2833
2834 while (incr_buf_fill + ct.nitems > incr_buf_size)
2835 {
2836 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2837 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2838 }
2839
2840 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2841 incr_buf_fill += ct.nitems;
2842
2843 goto bailout;
2844 }
2845
2846 char **cl;
2847 int cr;
2848
2849#if !ENABLE_MINIMAL
2850 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2851 // so recode it manually
2852 if (ct.encoding == xa[XA_UTF8_STRING])
2853 {
2854 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2855 char *s = rxvt_wcstombs (w);
2856 free (w);
2857 // TODO: strlen == only the first element will be converted. well...
2858 paste (s, strlen (s));
2859 free (s);
2860 }
2861 else
2862#endif
2863 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2864 && cl)
2865 {
2866 for (int i = 0; i < cr; i++)
2867 paste (cl[i], strlen (cl[i]));
2868
2869 XFreeStringList (cl);
2870 }
2871 else
2872 paste ((char *)ct.value, ct.nitems); // paste raw
2873
2874bailout:
2875 XFree (ct.value);
2876
2877 if (selection_wait == Sel_normal)
2878 selection_wait = Sel_none;
2879}
2880
2881void
2882rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2883{
2884 selection_wait = Sel_none;
2885
2886 incr_buf_size = 0;
2887 free (incr_buf);
2888
2889 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2890}
2891
2892void
2893rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2894{
2895 if (prop == None || selection_wait != Sel_incr)
2896 return;
2897
2898 selection_paste (win, prop, true);
2899}
2900
2901/* ------------------------------------------------------------------------- */
2902/*
2903 * Request the current selection:
2904 * Order: > internal selection if available
2905 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2906 * > CUT_BUFFER0
2907 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2908 * will auto fallback to CUT_BUFFER0
2909 * EXT: button 2 release 2733 * EXT: button 2 release
2910 */ 2734 */
2911void 2735void
2912rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2736rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2913{ 2737{
2914 if (selection.text && selnum == Sel_Primary) 2738 if (!selection_req)
2915 {
2916 /* internal selection */
2917 char *str = rxvt_wcstombs (selection.text, selection.len);
2918 paste (str, strlen (str));
2919 free (str);
2920 return;
2921 } 2739 {
2922 else 2740 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2741 selection_req->run ();
2923 { 2742 }
2924 selection_request_time = tm;
2925 selection_wait = Sel_normal;
2926
2927#if X_HAVE_UTF8_STRING
2928 selection_type = Sel_UTF8String;
2929 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2930 return;
2931#else
2932 selection_type = Sel_CompoundText;
2933 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2934 return;
2935#endif
2936 }
2937
2938 selection_wait = Sel_none; /* don't loop in selection_paste () */
2939 selection_paste (display->root, XA_CUT_BUFFER0, false);
2940}
2941
2942int
2943rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2944{
2945 Atom sel;
2946
2947 selection_type |= selnum;
2948
2949 if (selnum == Sel_Primary)
2950 sel = XA_PRIMARY;
2951 else if (selnum == Sel_Secondary)
2952 sel = XA_SECONDARY;
2953 else
2954 sel = xa[XA_CLIPBOARD];
2955
2956 if (XGetSelectionOwner (dpy, sel) != None)
2957 {
2958 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2959 vt, selection_request_time);
2960 return 1;
2961 }
2962
2963 return 0;
2964} 2743}
2965 2744
2966/* ------------------------------------------------------------------------- */ 2745/* ------------------------------------------------------------------------- */
2967/* 2746/*
2968 * Clear all selected text 2747 * Clear all selected text
2999 * EXT: button 1 or 3 release 2778 * EXT: button 1 or 3 release
3000 */ 2779 */
3001void 2780void
3002rxvt_term::selection_make (Time tm) 2781rxvt_term::selection_make (Time tm)
3003{ 2782{
3004 int i; 2783 int size;
3005 wchar_t *new_selection_text; 2784 wchar_t *new_selection_text;
3006 text_t *t; 2785 text_t *t;
3007 2786
3008 switch (selection.op) 2787 switch (selection.op)
3009 { 2788 {
3025 return; /* nothing selected, go away */ 2804 return; /* nothing selected, go away */
3026 2805
3027 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2806 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3028 return; 2807 return;
3029 2808
3030 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2809 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3031 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2810 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3032 2811
3033 int ofs = 0; 2812 int ofs = 0;
3034 int extra = 0; 2813 int extra = 0;
3035 2814
3036 int col = selection.beg.col; 2815 int col = selection.beg.col;
3042 { 2821 {
3043#if !ENABLE_MINIMAL 2822#if !ENABLE_MINIMAL
3044 if (selection.rect) 2823 if (selection.rect)
3045 { 2824 {
3046 col = selection.beg.col; 2825 col = selection.beg.col;
3047 end_col = ncol + 1; 2826 end_col = selection.end.col;
3048 } 2827 }
3049 else 2828 else
3050#endif 2829#endif
3051 end_col = ROW(row).l; 2830 end_col = ROW(row).l;
3052 2831
3053 col = max (col, 0); 2832 col = max (col, 0);
3054 2833
3055 if (row == selection.end.row 2834 if (row == selection.end.row)
3056#if !ENABLE_MINIMAL
3057 || selection.rect
3058#endif
3059 )
3060 min_it (end_col, selection.end.col); 2835 min_it (end_col, selection.end.col);
3061 2836
3062 t = ROW(row).t + col; 2837 t = ROW(row).t + col;
3063 2838
3064 for (; col < end_col; col++) 2839 for (; col < end_col; col++)
3072 2847
3073 extra -= (len - 1); 2848 extra -= (len - 1);
3074 2849
3075 if (extra < 0) 2850 if (extra < 0)
3076 { 2851 {
3077 extra += i; 2852 extra += size;
3078 i += i; 2853 size += size;
3079 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2854 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3080 } 2855 }
3081 2856
3082 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2857 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3083 } 2858 }
3084#endif 2859#endif
3096 2871
3097 new_selection_text[ofs++] = C0_LF; 2872 new_selection_text[ofs++] = C0_LF;
3098 } 2873 }
3099 else 2874 else
3100#endif 2875#endif
3101 if (!ROW(row).is_longer () && row != selection.end.row) 2876 if (!ROW(row).is_longer ()
2877 && (row != selection.end.row || end_col != selection.end.col)
2878 && (row != selection.beg.row || selection.beg.col < ncol))
3102 new_selection_text[ofs++] = C0_LF; 2879 new_selection_text[ofs++] = C0_LF;
3103 } 2880 }
3104
3105 if (end_col != selection.end.col)
3106 new_selection_text[ofs++] = C0_LF;
3107 2881
3108 new_selection_text[ofs] = 0; 2882 new_selection_text[ofs] = 0;
3109 2883
3110 if (ofs == 0) 2884 if (ofs == 0)
3111 { 2885 {
3167/* ------------------------------------------------------------------------- */ 2941/* ------------------------------------------------------------------------- */
3168/* 2942/*
3169 * Mark or select text based upon number of clicks: 1, 2, or 3 2943 * Mark or select text based upon number of clicks: 1, 2, or 3
3170 * EXT: button 1 press 2944 * EXT: button 1 press
3171 */ 2945 */
3172void 2946void ecb_cold
3173rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2947rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3174{ 2948{
3175 clicks = ((clicks - 1) % 3) + 1; 2949 clicks = ((clicks - 1) % 3) + 1;
3176 selection.clicks = clicks; /* save clicks so extend will work */ 2950 selection.clicks = clicks; /* save clicks so extend will work */
3177 2951
3196 2970
3197/* ------------------------------------------------------------------------- */ 2971/* ------------------------------------------------------------------------- */
3198/* 2972/*
3199 * Mark a selection at the specified col/row 2973 * Mark a selection at the specified col/row
3200 */ 2974 */
3201void 2975void ecb_cold
3202rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2976rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3203{ 2977{
3204 want_refresh = 1; 2978 want_refresh = 1;
3205 2979
3206 selection.mark.row = row + view_start; 2980 selection.mark.row = row + view_start;
3233/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3007/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3234#define DELIMIT_TEXT(x) \ 3008#define DELIMIT_TEXT(x) \
3235 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3009 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3236#define DELIMIT_REND(x) 1 3010#define DELIMIT_REND(x) 1
3237 3011
3238void 3012void ecb_cold
3239rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3013rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3240{ 3014{
3241 int col, row, dirnadd, tcol, trow, w1, w2; 3015 int col, row, dirnadd, tcol, trow, w1, w2;
3242 row_col_t bound; 3016 row_col_t bound;
3243 text_t *stp; 3017 text_t *stp;
3317 * EXT: button 3 press; button 1 or 3 drag 3091 * EXT: button 3 press; button 1 or 3 drag
3318 * flag == 0 ==> button 1 3092 * flag == 0 ==> button 1
3319 * flag == 1 ==> button 3 press 3093 * flag == 1 ==> button 3 press
3320 * flag == 2 ==> button 3 motion 3094 * flag == 2 ==> button 3 motion
3321 */ 3095 */
3322void 3096void ecb_cold
3323rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3097rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3324{ 3098{
3325 int col = clamp (Pixel2Col (x), 0, ncol); 3099 int col = clamp (Pixel2Col (x), 0, ncol);
3326 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3100 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3327 3101
3353 3127
3354/* ------------------------------------------------------------------------- */ 3128/* ------------------------------------------------------------------------- */
3355/* 3129/*
3356 * Extend the selection to the specified col/row 3130 * Extend the selection to the specified col/row
3357 */ 3131 */
3358void 3132void ecb_cold
3359rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3133rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3360{ 3134{
3361 row_col_t pos; 3135 row_col_t pos;
3362 enum { 3136 enum {
3363 LEFT, RIGHT 3137 LEFT, RIGHT
3554 ::swap (selection.beg.col, selection.end.col); 3328 ::swap (selection.beg.col, selection.end.col);
3555#endif 3329#endif
3556} 3330}
3557 3331
3558#if !ENABLE_MINIMAL 3332#if !ENABLE_MINIMAL
3559void 3333void ecb_cold
3560rxvt_term::selection_remove_trailing_spaces () NOTHROW 3334rxvt_term::selection_remove_trailing_spaces () NOTHROW
3561{ 3335{
3562 int32_t end_col, end_row; 3336 int32_t end_col, end_row;
3563 text_t *stp; 3337 text_t *stp;
3564 3338
3602/* ------------------------------------------------------------------------- */ 3376/* ------------------------------------------------------------------------- */
3603/* 3377/*
3604 * Double click on button 3 when already selected 3378 * Double click on button 3 when already selected
3605 * EXT: button 3 double click 3379 * EXT: button 3 double click
3606 */ 3380 */
3607void 3381void ecb_cold
3608rxvt_term::selection_rotate (int x, int y) NOTHROW 3382rxvt_term::selection_rotate (int x, int y) NOTHROW
3609{ 3383{
3610 selection.clicks = selection.clicks % 3 + 1; 3384 selection.clicks = selection.clicks % 3 + 1;
3611 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3385 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3612} 3386}
3614/* ------------------------------------------------------------------------- */ 3388/* ------------------------------------------------------------------------- */
3615/* 3389/*
3616 * Respond to a request for our current selection 3390 * Respond to a request for our current selection
3617 * EXT: SelectionRequest 3391 * EXT: SelectionRequest
3618 */ 3392 */
3619void 3393void ecb_cold
3620rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3394rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3621{ 3395{
3396 Atom property = rq.property == None ? rq.target : rq.property;
3622 XSelectionEvent ev; 3397 XSelectionEvent ev;
3623 3398
3624 ev.type = SelectionNotify; 3399 ev.type = SelectionNotify;
3625 ev.property = None; 3400 ev.property = None;
3626 ev.display = rq.display; 3401 ev.display = rq.display;
3641 *target++ = xa[XA_COMPOUND_TEXT]; 3416 *target++ = xa[XA_COMPOUND_TEXT];
3642#if X_HAVE_UTF8_STRING 3417#if X_HAVE_UTF8_STRING
3643 *target++ = xa[XA_UTF8_STRING]; 3418 *target++ = xa[XA_UTF8_STRING];
3644#endif 3419#endif
3645 3420
3646 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3421 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3647 32, PropModeReplace, 3422 32, PropModeReplace,
3648 (unsigned char *)target_list, target - target_list); 3423 (unsigned char *)target_list, target - target_list);
3649 ev.property = rq.property; 3424 ev.property = property;
3650 } 3425 }
3651#if TODO // TODO 3426#if TODO // TODO
3652 else if (rq.target == xa[XA_MULTIPLE]) 3427 else if (rq.target == xa[XA_MULTIPLE])
3653 { 3428 {
3654 /* TODO: Handle MULTIPLE */ 3429 /* TODO: Handle MULTIPLE */
3655 } 3430 }
3656#endif 3431#endif
3657 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text) 3432 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3658 { 3433 {
3659 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3434 XChangeProperty (dpy, rq.requestor, property, rq.target,
3660 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3435 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3661 ev.property = rq.property; 3436 ev.property = property;
3662 } 3437 }
3663 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) 3438 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3664 { 3439 {
3665 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3440 XChangeProperty (dpy, rq.requestor, property, rq.target,
3666 32, PropModeReplace, (unsigned char *)&clipboard_time, 1); 3441 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3667 ev.property = rq.property; 3442 ev.property = property;
3668 } 3443 }
3669 else if (rq.target == XA_STRING 3444 else if (rq.target == XA_STRING
3670 || rq.target == xa[XA_TEXT] 3445 || rq.target == xa[XA_TEXT]
3671 || rq.target == xa[XA_COMPOUND_TEXT] 3446 || rq.target == xa[XA_COMPOUND_TEXT]
3672 || rq.target == xa[XA_UTF8_STRING] 3447 || rq.target == xa[XA_UTF8_STRING]
3743 ct.value = (unsigned char *)cl; 3518 ct.value = (unsigned char *)cl;
3744 ct.nitems = selectlen; 3519 ct.nitems = selectlen;
3745 ct.encoding = target; 3520 ct.encoding = target;
3746 } 3521 }
3747 3522
3748 XChangeProperty (dpy, rq.requestor, rq.property, 3523 XChangeProperty (dpy, rq.requestor, property,
3749 ct.encoding, 8, PropModeReplace, 3524 ct.encoding, 8, PropModeReplace,
3750 ct.value, (int)ct.nitems); 3525 ct.value, (int)ct.nitems);
3751 ev.property = rq.property; 3526 ev.property = property;
3752 3527
3753 if (freect) 3528 if (freect)
3754 XFree (ct.value); 3529 XFree (ct.value);
3755 } 3530 }
3756 3531
3757 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3532 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3758} 3533}
3759 3534
3760/* ------------------------------------------------------------------------- */ 3535/* ------------------------------------------------------------------------- */
3761#ifdef USE_XIM 3536#if USE_XIM
3762void 3537void ecb_cold
3763rxvt_term::im_set_position (XPoint &pos) NOTHROW 3538rxvt_term::im_set_position (XPoint &pos) NOTHROW
3764{ 3539{
3765 XWindowAttributes xwa; 3540 XWindowAttributes xwa;
3766 3541
3767 XGetWindowAttributes (dpy, vt, &xwa); 3542 XGetWindowAttributes (dpy, vt, &xwa);

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