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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.340 by sf-exg, Sat Apr 17 23:00:45 2010 UTC vs.
Revision 1.421 by sf-exg, Sun Jun 10 13:07:56 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 seperate compile! 33static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
36{ 35{
37 while (len--) 36 while (len--)
38 *start++ = value; 37 *start++ = value;
39} 38}
40 39
41/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
… …
99 96
100/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
101void 98void
102rxvt_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
103{ 100{
104 if (!l.t) 101 if (!l.valid ())
105 { 102 {
106 lalloc (l); 103 l.alloc ();
107 col = 0; 104 col = 0;
108 width = ncol; 105 width = ncol;
109 } 106 }
110 107
111 l.touch (); 108 l.touch ();
… …
142 while (col > 0 && l.t[col] == NOCHAR) 139 while (col > 0 && l.t[col] == NOCHAR)
143 col--; 140 col--;
144 141
145 rend_t rend = l.r[col] & ~RS_baseattrMask; 142 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
147 146
148 // found start, nuke 147 // found start, nuke
149 do { 148 do {
150 l.t[col] = ' '; 149 l.t[col] = ' ';
151 l.r[col] = rend; 150 l.r[col] = rend;
… …
156/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
157 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
158 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
159 158
160void 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 = rxvt_malloc (chunk_size);
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
161rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
162{ 195{
196#if ENABLE_OVERLAY
197 scr_overlay_off ();
198#endif
199
163 view_start = 0; 200 view_start = 0;
164 num_scr = 0; 201 num_scr = 0;
165 202
166 if (ncol == 0) 203 if (ncol == 0)
167 ncol = 80; 204 ncol = 80;
… …
187 total_rows = nrow + saveLines; 224 total_rows = nrow + saveLines;
188 225
189 screen.tscroll = 0; 226 screen.tscroll = 0;
190 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
191 228
229 void *prev_chunk = chunk;
230 line_t *prev_drawn_buf = drawn_buf;
231 line_t *prev_swap_buf = swap_buf;
232 line_t *prev_row_buf = row_buf;
233
234 int common_col = min (prev_ncol, ncol);
235
236 scr_alloc ();
237
192 if (!row_buf) 238 if (!prev_row_buf)
193 { 239 {
194 /* 240 /*
195 * first time called so just malloc everything: don't rely on realloc 241 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
196 */ 242 */
197 top_row = 0; 243 top_row = 0;
198 term_start = 0; 244 term_start = 0;
199
200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
202
203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206
207 for (int row = nrow; row--; )
208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
213 245
214 memset (charsets, 'B', sizeof (charsets)); 246 memset (charsets, 'B', sizeof (charsets));
215 rstyle = DEFAULT_RSTYLE; 247 rstyle = DEFAULT_RSTYLE;
216 screen.flags = Screen_DefaultFlags; 248 screen.flags = Screen_DefaultFlags;
217 screen.cur.row = screen.cur.col = 0; 249 screen.cur.row = screen.cur.col = 0;
… …
240 { 272 {
241 /* 273 /*
242 * add or delete rows as appropriate 274 * add or delete rows as appropriate
243 */ 275 */
244 276
245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247
248#if 0
249 if (nrow < prev_nrow)
250 {
251 for (int row = nrow; row < prev_nrow; row++)
252 {
253 lfree (swap_buf [row]);
254 lfree (drawn_buf[row]);
255 }
256 }
257#endif
258
259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; ) 277 for (int row = min (nrow, prev_nrow); row--; )
263 { 278 {
264 lresize (drawn_buf[row]); 279 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
265 lresize (swap_buf [row]); 280 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
266 }
267 281
268 for (int row = prev_nrow; row < nrow; row++) 282 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
283 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
269 { 286 }
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf;
275 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
276 287
277 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 288 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
278 int pend = MOD (term_start + top_row , prev_total_rows); 289 int pend = MOD (term_start + top_row , prev_total_rows);
279 int q = total_rows; // rewrapped row 290 int q = total_rows; // rewrapped row
280 291
… …
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 299 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289 300
290 do 301 do
291 { 302 {
292 p = MOD (p - 1, prev_total_rows); 303 p = MOD (p - 1, prev_total_rows);
293 assert (old_buf [MOD (p, prev_total_rows)].t); 304 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
294 int plines = 1; 305 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l; 306 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
296 307
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 308 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
298 { 309 {
299 p = MOD (p - 1, prev_total_rows); 310 p = MOD (p - 1, prev_total_rows);
300 311
301 plines++; 312 plines++;
302 llen += prev_ncol; 313 llen += prev_ncol;
… …
315 326
316 // re-assemble the full line by destination lines 327 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++) 328 for (int qrow = q; qlines--; qrow++)
318 { 329 {
319 qline = row_buf + qrow; 330 qline = row_buf + qrow;
320 lalloc (*qline); 331 qline->alloc (); // redundant with next line
321 qline->l = ncol; 332 qline->l = ncol;
322 qline->is_longer (1); 333 qline->is_longer (1);
323 334
324 int qcol = 0; 335 int qcol = 0;
325 336
… …
340 // this seems to upset applications/shells/readline 351 // this seems to upset applications/shells/readline
341 // least. 352 // least.
342 if (prow == ocur.row) 353 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow); 354 screen.cur.row = q - (total_rows - nrow);
344 355
345 line_t &pline = old_buf [prow]; 356 line_t &pline = prev_row_buf [prow];
346 357
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 358 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348 359
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 360 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 361 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
… …
371 { 382 {
372 // if no scrollback exists (yet), wing, instead of wrap 383 // if no scrollback exists (yet), wing, instead of wrap
373 384
374 for (int row = min (nrow, prev_nrow); row--; ) 385 for (int row = min (nrow, prev_nrow); row--; )
375 { 386 {
376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 387 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
377 line_t &qline = row_buf [row]; 388 line_t &dst = row_buf [row];
378 389
379 qline = pline; 390 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
380 lresize (qline); 391
392 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
393 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
381 } 394 }
382 395
383 for (int row = prev_nrow; row < nrow; row++) 396 for (int row = prev_nrow; row < nrow; row++)
384 {
385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 397 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
386 }
387 398
388 term_start = 0; 399 term_start = 0;
389 } 400 }
390
391 free (old_buf);
392 delete old_ta;
393 delete old_ra;
394 401
395 clamp_it (screen.cur.row, 0, nrow - 1); 402 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1); 403 clamp_it (screen.cur.col, 0, ncol - 1);
397 } 404 }
398 405
406 for (int row = nrow; row--; )
407 {
408 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
409 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
410 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
411 }
412
413 free (prev_chunk);
414
399 free (tabs); 415 free (tabs);
400 tabs = (char *)rxvt_malloc (ncol); 416 tabs = (char *)rxvt_malloc (ncol);
401 417
402 for (int col = ncol; --col; ) 418 for (int col = ncol; col--; )
403 tabs [col] = col % TABSIZE == 0; 419 tabs [col] = col % TABSIZE == 0;
404 420
405 CLEAR_ALL_SELECTION (); 421 CLEAR_ALL_SELECTION ();
406 422
407 prev_nrow = nrow; 423 prev_nrow = nrow;
… …
410 tt_winch (); 426 tt_winch ();
411 427
412 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 428 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
413} 429}
414 430
415/* ------------------------------------------------------------------------- */ 431void ecb_cold
416/*
417 * Free everything. That way malloc debugging can find leakage.
418 */
419void
420rxvt_term::scr_release () NOTHROW 432rxvt_term::scr_release () NOTHROW
421{ 433{
422 if (row_buf) 434 free (chunk); chunk = 0; row_buf = 0;
423 { 435 free (tabs); tabs = 0;
424 delete talloc; talloc = 0;
425 delete ralloc; ralloc = 0;
426
427 free (row_buf);
428 free (swap_buf);
429 free (drawn_buf);
430 row_buf = 0; // signal that we freed all the arrays above
431
432 free (tabs);
433 tabs = 0;
434 }
435} 436}
436 437
437/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
438/* 439/*
439 * Hard/Soft reset 440 * Hard/Soft reset
440 */ 441 */
441void 442void ecb_cold
442rxvt_term::scr_poweron () 443rxvt_term::scr_poweron ()
443{ 444{
444 scr_release (); 445 scr_release ();
446
445 prev_nrow = prev_ncol = 0; 447 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false; 448 rvideo_mode = false;
447 scr_soft_reset (); 449 scr_soft_reset ();
448 scr_reset (); 450 scr_reset ();
449 451
450 scr_clear (true); 452 scr_clear (true);
451 scr_refresh (); 453 scr_refresh ();
452} 454}
453 455
454void 456void ecb_cold
455rxvt_term::scr_soft_reset () 457rxvt_term::scr_soft_reset () NOTHROW
456{ 458{
457 /* only affects modes, nothing drastic such as clearing the screen */ 459 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY 460#if ENABLE_OVERLAY
459 scr_overlay_off (); 461 scr_overlay_off ();
460#endif 462#endif
… …
515 assert (s->cur.row >= 0); 517 assert (s->cur.row >= 0);
516 assert (s->cur.col >= 0); 518 assert (s->cur.col >= 0);
517} 519}
518 520
519void 521void
520rxvt_term::scr_swap_screen () 522rxvt_term::scr_swap_screen () NOTHROW
521{ 523{
522 if (!option (Opt_secondaryScreen)) 524 if (!option (Opt_secondaryScreen))
523 return; 525 return;
524 526
525 for (int i = prev_nrow; i--; ) 527 for (int i = prev_nrow; i--; )
… …
544 return; 546 return;
545 547
546 want_refresh = 1; 548 want_refresh = 1;
547 view_start = 0; 549 view_start = 0;
548 550
549 selection_check (2); /* check for boundary cross */ 551 /* check for boundary cross */
552 row_col_t pos;
553 pos.row = pos.col = 0;
554 if (ROWCOL_IS_BEFORE (selection.beg, pos)
555 && ROWCOL_IS_AFTER (selection.end, pos))
556 CLEAR_SELECTION ();
550 557
551 current_screen = scrn; 558 current_screen = scrn;
552 559
553#if NSCREENS 560#if NSCREENS
554 if (option (Opt_secondaryScreen)) 561 if (option (Opt_secondaryScreen))
… …
620/* 627/*
621 * Scroll text between <row1> and <row2> inclusive, by <count> lines 628 * Scroll text between <row1> and <row2> inclusive, by <count> lines
622 * count positive ==> scroll up 629 * count positive ==> scroll up
623 * count negative ==> scroll down 630 * count negative ==> scroll down
624 */ 631 */
625int 632int ecb_hot
626rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 633rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
627{ 634{
628 if (count == 0 || (row1 > row2)) 635 if (count == 0 || (row1 > row2))
629 return 0; 636 return 0;
630 637
… …
633 640
634 if (count > 0 641 if (count > 0
635 && row1 == 0 642 && row1 == 0
636 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 643 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
637 { 644 {
645 min_it (count, total_rows - (nrow - (row2 + 1)));
646
638 top_row = max (top_row - count, -saveLines); 647 top_row = max (top_row - count, -saveLines);
639
640 // scroll everything up 'count' lines
641 term_start = (term_start + count) % total_rows;
642 648
643 // sever bottommost line 649 // sever bottommost line
644 { 650 {
645 line_t &l = ROW(row2 - count); 651 line_t &l = ROW(row2);
646 l.is_longer (0); 652 l.is_longer (0);
647 l.touch (); 653 l.touch ();
648 } 654 }
649 655
656 // scroll everything up 'count' lines
657 term_start = (term_start + count) % total_rows;
658
659 // now copy lines below the scroll region bottom to the
660 // bottom of the screen again, so they look as if they
661 // hadn't moved.
662 for (int i = nrow; --i > row2; )
663 {
664 line_t &l1 = ROW(i - count);
665 line_t &l2 = ROW(i);
666
667 ::swap (l1, l2);
668 l2.touch ();
669 }
670
650 // erase newly scrolled-in lines 671 // erase newly scrolled-in lines
651 for (int i = count; i--; ) 672 for (int i = count; i--; )
652 { 673 {
653 line_t &l = ROW(nrow - 1 - i); 674 line_t &l = ROW(row2 - i);
654 675
655 // optimize if already cleared, can be significant on slow machines 676 // optimise if already cleared, can be significant on slow machines
656 // could be rolled into scr_blank_screen_mem 677 // could be rolled into scr_blank_screen_mem
657 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 678 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
658 { 679 {
659 scr_blank_line (l, 0, l.l, rstyle); 680 scr_blank_line (l, 0, l.l, rstyle);
660 l.l = 0; 681 l.l = 0;
… …
662 } 683 }
663 else 684 else
664 scr_blank_screen_mem (l, rstyle); 685 scr_blank_screen_mem (l, rstyle);
665 } 686 }
666 687
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // move and/or clear selection, if any 688 // move and/or clear selection, if any
680 if (selection.op && current_screen == selection.screen) 689 if (selection.op && current_screen == selection.screen
690 && selection.beg.row <= row2)
681 { 691 {
682 selection.beg.row -= count; 692 selection.beg.row -= count;
683 selection.end.row -= count; 693 selection.end.row -= count;
684 selection.mark.row -= count; 694 selection.mark.row -= count;
685 695
686 if (selection.beg.row < top_row 696 selection_check (0);
687 || selection.end.row < top_row
688 || selection.mark.row < top_row)
689 {
690 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR;
692 }
693 } 697 }
694 698
695 // finally move the view window, if desired 699 // finally move the view window, if desired
696 if (option (Opt_scrollWithBuffer) 700 if (option (Opt_scrollWithBuffer)
697 && view_start != 0 701 && view_start != 0
… …
727 } 731 }
728 732
729 // use a simple and robust scrolling algorithm, this 733 // use a simple and robust scrolling algorithm, this
730 // part of scr_scroll_text is not time-critical. 734 // part of scr_scroll_text is not time-critical.
731 735
736 // sever line above scroll region
737 if (row1)
738 {
739 line_t &l = ROW(row1 - 1);
740 l.is_longer (0);
741 l.touch ();
742 }
743
732 int rows = row2 - row1 + 1; 744 int rows = row2 - row1 + 1;
733 745
734 min_it (count, rows); 746 min_it (count, rows);
735 747
736 line_t *temp_buf = row_buf + total_rows; 748 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
737 749
738 for (int row = 0; row < rows; row++) 750 for (int row = 0; row < rows; row++)
739 { 751 {
740 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 752 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
741 753
… …
743 scr_blank_screen_mem (temp_buf [row], rstyle); 755 scr_blank_screen_mem (temp_buf [row], rstyle);
744 } 756 }
745 757
746 for (int row = 0; row < rows; row++) 758 for (int row = 0; row < rows; row++)
747 ROW(row1 + row) = temp_buf [row]; 759 ROW(row1 + row) = temp_buf [row];
760
761 // sever bottommost line
762 {
763 line_t &l = ROW(row2);
764 l.is_longer (0);
765 l.touch ();
766 }
748 } 767 }
749 768
750 return count; 769 return count;
751} 770}
752 771
753/* ------------------------------------------------------------------------- */ 772/* ------------------------------------------------------------------------- */
754/* 773/*
755 * Add text given in <str> of length <len> to screen struct 774 * Add text given in <str> of length <len> to screen struct
756 */ 775 */
757void 776void ecb_hot
758rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 777rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
759{ 778{
760 if (len <= 0) /* sanity */ 779 if (len <= 0) /* sanity */
761 return; 780 return;
762 781
763 unsigned char checksel; 782 bool checksel;
764 unicode_t c; 783 unicode_t c;
765 int ncol = this->ncol; 784 int ncol = this->ncol;
766 const wchar_t *strend = str + len; 785 const wchar_t *strend = str + len;
767 786
768 want_refresh = 1; 787 want_refresh = 1;
… …
794 813
795 while (str < strend) 814 while (str < strend)
796 { 815 {
797 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 816 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
798 817
799 if (expect_false (c < 0x20)) 818 if (ecb_unlikely (c < 0x20))
800 if (c == C0_LF) 819 if (c == C0_LF)
801 { 820 {
802 max_it (line->l, screen.cur.col); 821 max_it (line->l, screen.cur.col);
803 822
804 screen.flags &= ~Screen_WrapNext; 823 screen.flags &= ~Screen_WrapNext;
… …
823 { 842 {
824 scr_tab (1, true); 843 scr_tab (1, true);
825 continue; 844 continue;
826 } 845 }
827 846
828 if (expect_false ( 847 if (ecb_unlikely (
829 checksel /* see if we're writing within selection */ 848 checksel /* see if we're writing within selection */
830 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 849 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
831 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 850 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
832 )) 851 ))
833 { 852 {
… …
838 * should be a similar check. 857 * should be a similar check.
839 */ 858 */
840 CLEAR_SELECTION (); 859 CLEAR_SELECTION ();
841 } 860 }
842 861
843 if (expect_false (screen.flags & Screen_WrapNext)) 862 if (ecb_unlikely (screen.flags & Screen_WrapNext))
844 { 863 {
845 scr_do_wrap (); 864 scr_do_wrap ();
846 865
847 line->l = ncol; 866 line->l = ncol;
848 line->is_longer (1); 867 line->is_longer (1);
… …
850 row = screen.cur.row; 869 row = screen.cur.row;
851 line = &ROW(row); /* _must_ refresh */ 870 line = &ROW(row); /* _must_ refresh */
852 } 871 }
853 872
854 // some utf-8 decoders "decode" surrogate characters: let's fix this. 873 // some utf-8 decoders "decode" surrogate characters: let's fix this.
855 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 874 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
856 c = 0xfffd; 875 c = 0xfffd;
857 876
858 // rely on wcwidth to tell us the character width, do wcwidth before 877 // rely on wcwidth to tell us the character width, do wcwidth before
859 // further replacements, as wcwidth might return -1 for the line 878 // further replacements, as wcwidth might return -1 for the line
860 // drawing characters below as they might be invalid in the current 879 // drawing characters below as they might be invalid in the current
861 // locale. 880 // locale.
862 int width = WCWIDTH (c); 881 int width = WCWIDTH (c);
863 882
864 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 883 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
865 { 884 {
866 // vt100 special graphics and line drawing 885 // vt100 special graphics and line drawing
867 // 5f-7e standard vt100 886 // 5f-7e standard vt100
868 // 40-5e rxvt extension for extra curses acs chars 887 // 40-5e rxvt extension for extra curses acs chars
869 static uint16_t vt100_0[62] = { // 41 .. 7e 888 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
882 c = vt100_0[c - 0x41]; 901 c = vt100_0[c - 0x41];
883 width = 1; // vt100 line drawing characters are always single-width 902 width = 1; // vt100 line drawing characters are always single-width
884 } 903 }
885 } 904 }
886 905
887 if (expect_false (screen.flags & Screen_Insert)) 906 if (ecb_unlikely (screen.flags & Screen_Insert))
888 scr_insdel_chars (width, INSERT); 907 scr_insdel_chars (width, INSERT);
889 908
890 if (width != 0) 909 if (width != 0)
891 { 910 {
892#if !UNICODE_3 911#if !UNICODE_3
… …
897# else 916# else
898 c = 0xfffd; 917 c = 0xfffd;
899# endif 918# endif
900#endif 919#endif
901 920
921 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
922
923 // if the character doesn't fit into the remaining columns...
924 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
925 {
926 if (screen.flags & Screen_Autowrap)
927 {
928 // ... artificially enlargen the previous one
929 c = NOCHAR;
930 // and try the same character next loop iteration
931 --str;
932 }
933 else
934 screen.cur.col = ncol - width;
935 }
936
902 // nuke the character at this position, if required 937 // nuke the character at this position, if required
903 if (expect_false ( 938 // due to wonderful coincidences everywhere else in this loop
939 // we never have to check for overwriting a wide char itself,
940 // only its tail.
904 line->t[screen.cur.col] == NOCHAR 941 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
905 || (screen.cur.col < ncol - 1
906 && line->t[screen.cur.col + 1] == NOCHAR)
907 ))
908 scr_kill_char (*line, screen.cur.col); 942 scr_kill_char (*line, screen.cur.col);
909
910 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
911
912 // if the character doesn't fit into the remaining columns...
913 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
914 {
915 // ... artificially enlargen the previous one
916 c = NOCHAR;
917 // and try the same character next loop iteration
918 --str;
919 }
920 943
921 line->touch (); 944 line->touch ();
922 945
923 do 946 do
924 { 947 {
925 line->t[screen.cur.col] = c; 948 line->t[screen.cur.col] = c;
926 line->r[screen.cur.col] = rend; 949 line->r[screen.cur.col] = rend;
927 950
928 if (expect_true (screen.cur.col < ncol - 1)) 951 if (ecb_likely (screen.cur.col < ncol - 1))
929 screen.cur.col++; 952 screen.cur.col++;
930 else 953 else
931 { 954 {
932 line->l = ncol; 955 line->l = ncol;
933 if (screen.flags & Screen_Autowrap) 956 if (screen.flags & Screen_Autowrap)
934 screen.flags |= Screen_WrapNext; 957 screen.flags |= Screen_WrapNext;
935 break; 958
959 goto end_of_line;
936 } 960 }
937 961
938 c = NOCHAR; 962 c = NOCHAR;
939 } 963 }
940 while (expect_false (--width > 0)); 964 while (ecb_unlikely (--width > 0));
941 965
942 // pad with spaces when overwriting wide character with smaller one 966 // pad with spaces when overwriting wide character with smaller one
943 if (expect_false (!width)) 967 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
944 { 968 {
945 line->touch ();
946
947 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
948 {
949 line->t[c] = ' '; 969 line->t[c] = ' ';
950 line->r[c] = rend; 970 line->r[c] = rend;
951 }
952 } 971 }
972
973end_of_line:
974 ;
953 } 975 }
954#if ENABLE_COMBINING 976#if ENABLE_COMBINING
955 else // width == 0 977 else // width == 0
956 { 978 {
957 if (c != 0xfeff) // ignore BOM 979 if (c != 0xfeff) // ignore BOM
… …
1020 1042
1021 want_refresh = 1; 1043 want_refresh = 1;
1022#endif 1044#endif
1023 } 1045 }
1024 } 1046 }
1047 else if (screen.flags & Screen_WrapNext)
1048 screen.flags &= ~Screen_WrapNext;
1025 else 1049 else
1026 scr_gotorc (0, -1, RELATIVE); 1050 scr_gotorc (0, -1, RELATIVE);
1027} 1051}
1028 1052
1029/* ------------------------------------------------------------------------- */ 1053/* ------------------------------------------------------------------------- */
… …
1107 * XTERM_SEQ: ESC 6 1131 * XTERM_SEQ: ESC 6
1108 * Move cursor left in row. If we're at the left boundary, shift everything 1132 * Move cursor left in row. If we're at the left boundary, shift everything
1109 * in that row right. Clear left column. 1133 * in that row right. Clear left column.
1110 */ 1134 */
1111#if !ENABLE_MINIMAL 1135#if !ENABLE_MINIMAL
1112void 1136void ecb_cold
1113rxvt_term::scr_backindex () NOTHROW 1137rxvt_term::scr_backindex () NOTHROW
1114{ 1138{
1115 if (screen.cur.col > 0) 1139 if (screen.cur.col > 0)
1116 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1140 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1117 else 1141 else
… …
1124 * XTERM_SEQ: ESC 9 1148 * XTERM_SEQ: ESC 9
1125 * Move cursor right in row. If we're at the right boundary, shift everything 1149 * Move cursor right in row. If we're at the right boundary, shift everything
1126 * in that row left. Clear right column. 1150 * in that row left. Clear right column.
1127 */ 1151 */
1128#if !ENABLE_MINIMAL 1152#if !ENABLE_MINIMAL
1129void 1153void ecb_cold
1130rxvt_term::scr_forwardindex () NOTHROW 1154rxvt_term::scr_forwardindex () NOTHROW
1131{ 1155{
1132 if (screen.cur.col < ncol - 1) 1156 if (screen.cur.col < ncol - 1)
1133 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1134 else 1158 else
… …
1285 scr_blank_line (line, col, num, rstyle); 1309 scr_blank_line (line, col, num, rstyle);
1286} 1310}
1287 1311
1288/* ------------------------------------------------------------------------- */ 1312/* ------------------------------------------------------------------------- */
1289/* 1313/*
1290 * Erase part of whole of the screen 1314 * Erase part or whole of the screen
1291 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1315 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1292 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1316 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1293 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1317 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1294 */ 1318 */
1295void 1319void
… …
1304 ZERO_SCROLLBACK (); 1328 ZERO_SCROLLBACK ();
1305 1329
1306 switch (mode) 1330 switch (mode)
1307 { 1331 {
1308 case 0: /* erase to end of screen */ 1332 case 0: /* erase to end of screen */
1309 selection_check (1);
1310 scr_erase_line (0); 1333 scr_erase_line (0);
1311 row = screen.cur.row + 1; /* possible OOB */ 1334 row = screen.cur.row + 1; /* possible OOB */
1312 num = nrow - row; 1335 num = nrow - row;
1313 break; 1336 break;
1314 case 1: /* erase to beginning of screen */ 1337 case 1: /* erase to beginning of screen */
1315 selection_check (3);
1316 scr_erase_line (1); 1338 scr_erase_line (1);
1317 row = 0; 1339 row = 0;
1318 num = screen.cur.row; 1340 num = screen.cur.row;
1319 break; 1341 break;
1320 case 2: /* erase whole screen */ 1342 case 2: /* erase whole screen */
1321 selection_check (3);
1322 row = 0; 1343 row = 0;
1323 num = nrow; 1344 num = nrow;
1324 break; 1345 break;
1325 default: 1346 default:
1326 return; 1347 return;
… …
1335 if (row >= nrow) /* Out Of Bounds */ 1356 if (row >= nrow) /* Out Of Bounds */
1336 return; 1357 return;
1337 1358
1338 min_it (num, nrow - row); 1359 min_it (num, nrow - row);
1339 1360
1340 // TODO: the code below does not work when view_start != 0
1341 // the workaround is to disable the clear and use a normal refresh
1342 // when view_start != 0. mysterious.
1343 if (rstyle & (RS_RVid | RS_Uline)) 1361 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1344 ren = (rend_t) ~RS_None; 1362 ren = (rend_t) ~RS_None;
1345 else if (GET_BASEBG (rstyle) == Color_bg) 1363 else if (GET_BASEBG (rstyle) == Color_bg)
1346 { 1364 {
1347 ren = DEFAULT_RSTYLE; 1365 ren = DEFAULT_RSTYLE;
1348 1366
1349 if (mapped && !view_start) 1367 if (mapped)
1350 XClearArea (dpy, vt, 0, 1368 XClearArea (dpy, vt, 0,
1351 Row2Pixel (row - view_start), (unsigned int)width, 1369 Row2Pixel (row - view_start), (unsigned int)vt_width,
1352 (unsigned int)Height2Pixel (num), False); 1370 (unsigned int)Height2Pixel (num), False);
1353 } 1371 }
1354 else 1372 else
1355 { 1373 {
1356 ren = rstyle & (RS_fgMask | RS_bgMask); 1374 ren = rstyle & (RS_fgMask | RS_bgMask);
1357 1375
1358 if (mapped && !view_start) 1376 if (mapped)
1359 { 1377 {
1360 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1378 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1361 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1379 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1362 XFillRectangle (dpy, vt, gc, 1380 XFillRectangle (dpy, vt, gc,
1363 0, Row2Pixel (row - view_start), 1381 0, Row2Pixel (row - view_start),
1364 (unsigned int)width, 1382 (unsigned int)vt_width,
1365 (unsigned int)Height2Pixel (num)); 1383 (unsigned int)Height2Pixel (num));
1366 gcvalue.foreground = pix_colors[Color_fg]; 1384 gcvalue.foreground = pix_colors[Color_fg];
1367 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 } 1386 }
1369 } 1387 }
1370 1388
1371 for (; num--; row++) 1389 for (; num--; row++)
1372 { 1390 {
1373 scr_blank_screen_mem (ROW(row), rstyle); 1391 scr_blank_screen_mem (ROW(row), rstyle);
1374 1392
1375 if (!view_start) 1393 if (row - view_start < nrow)
1376 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1394 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1377 } 1395 }
1378} 1396}
1379 1397
1380#if !ENABLE_MINIMAL 1398#if !ENABLE_MINIMAL
1381void 1399void
… …
1391/* ------------------------------------------------------------------------- */ 1409/* ------------------------------------------------------------------------- */
1392/* 1410/*
1393 * Fill the screen with `E's 1411 * Fill the screen with `E's
1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1412 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1395 */ 1413 */
1396void 1414void ecb_cold
1397rxvt_term::scr_E () NOTHROW 1415rxvt_term::scr_E () NOTHROW
1398{ 1416{
1399 rend_t fs; 1417 rend_t fs;
1400 1418
1401 want_refresh = 1; 1419 want_refresh = 1;
1402 ZERO_SCROLLBACK (); 1420 ZERO_SCROLLBACK ();
1403 1421
1404 num_scr_allow = 0; 1422 num_scr_allow = 0;
1405 selection_check (3); 1423
1424 row_col_t pos;
1425 pos.row = pos.col = 0;
1426 if (ROWCOL_IS_AFTER (selection.end, pos))
1427 CLEAR_SELECTION ();
1406 1428
1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1429 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1408 for (int row = nrow; row--; ) 1430 for (int row = nrow; row--; )
1409 { 1431 {
1410 line_t &line = ROW(row); 1432 line_t &line = ROW(row);
… …
1561/* ------------------------------------------------------------------------- */ 1583/* ------------------------------------------------------------------------- */
1562/* 1584/*
1563 * Set the scrolling region 1585 * Set the scrolling region
1564 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1586 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1565 */ 1587 */
1566void 1588void ecb_cold
1567rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1589rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1568{ 1590{
1569 max_it (top, 0); 1591 max_it (top, 0);
1570 min_it (bot, nrow - 1); 1592 min_it (bot, nrow - 1);
1571 1593
… …
1581/* 1603/*
1582 * Make the cursor visible/invisible 1604 * Make the cursor visible/invisible
1583 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1605 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1584 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1606 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1585 */ 1607 */
1586void 1608void ecb_cold
1587rxvt_term::scr_cursor_visible (int mode) NOTHROW 1609rxvt_term::scr_cursor_visible (int mode) NOTHROW
1588{ 1610{
1589 want_refresh = 1; 1611 want_refresh = 1;
1590 1612
1591 if (mode) 1613 if (mode)
… …
1598/* 1620/*
1599 * Set/unset automatic wrapping 1621 * Set/unset automatic wrapping
1600 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1622 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1601 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1623 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1602 */ 1624 */
1603void 1625void ecb_cold
1604rxvt_term::scr_autowrap (int mode) NOTHROW 1626rxvt_term::scr_autowrap (int mode) NOTHROW
1605{ 1627{
1606 if (mode) 1628 if (mode)
1607 screen.flags |= Screen_Autowrap; 1629 screen.flags |= Screen_Autowrap;
1608 else 1630 else
… …
1617 * Relative mode: line numbers are relative to top margin of scrolling region 1639 * Relative mode: line numbers are relative to top margin of scrolling region
1618 * and the cursor cannot be moved outside. 1640 * and the cursor cannot be moved outside.
1619 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1641 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1620 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1642 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1621 */ 1643 */
1622void 1644void ecb_cold
1623rxvt_term::scr_relative_origin (int mode) NOTHROW 1645rxvt_term::scr_relative_origin (int mode) NOTHROW
1624{ 1646{
1625 if (mode) 1647 if (mode)
1626 screen.flags |= Screen_Relative; 1648 screen.flags |= Screen_Relative;
1627 else 1649 else
… …
1634/* 1656/*
1635 * Set insert/replace mode 1657 * Set insert/replace mode
1636 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1658 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1637 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1659 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1638 */ 1660 */
1639void 1661void ecb_cold
1640rxvt_term::scr_insert_mode (int mode) NOTHROW 1662rxvt_term::scr_insert_mode (int mode) NOTHROW
1641{ 1663{
1642 if (mode) 1664 if (mode)
1643 screen.flags |= Screen_Insert; 1665 screen.flags |= Screen_Insert;
1644 else 1666 else
… …
1650 * Set/Unset tabs 1672 * Set/Unset tabs
1651 * XTERM_SEQ: Set tab at current column : ESC H 1673 * XTERM_SEQ: Set tab at current column : ESC H
1652 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1674 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1653 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1675 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1654 */ 1676 */
1655void 1677void ecb_cold
1656rxvt_term::scr_set_tab (int mode) NOTHROW 1678rxvt_term::scr_set_tab (int mode) NOTHROW
1657{ 1679{
1658 if (mode < 0) 1680 if (mode < 0)
1659 memset (tabs, 0, ncol); 1681 memset (tabs, 0, ncol);
1660 else if (screen.cur.col < ncol) 1682 else if (screen.cur.col < ncol)
… …
1680 { 1702 {
1681 rvideo_state = on; 1703 rvideo_state = on;
1682 1704
1683 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1705 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1684#ifdef HAVE_BG_PIXMAP 1706#ifdef HAVE_BG_PIXMAP
1685 if (bgPixmap.pixmap == None) 1707 if (bg_img == 0)
1686#endif 1708#endif
1687 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1709 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1688 1710
1689 XGCValues gcvalue; 1711 XGCValues gcvalue;
1690 gcvalue.foreground = pix_colors[Color_fg]; 1712 gcvalue.foreground = pix_colors[Color_fg];
… …
1699/* ------------------------------------------------------------------------- */ 1721/* ------------------------------------------------------------------------- */
1700/* 1722/*
1701 * Report current cursor position 1723 * Report current cursor position
1702 * XTERM_SEQ: Report position: ESC [ 6 n 1724 * XTERM_SEQ: Report position: ESC [ 6 n
1703 */ 1725 */
1704void 1726void ecb_cold
1705rxvt_term::scr_report_position () NOTHROW 1727rxvt_term::scr_report_position () NOTHROW
1706{ 1728{
1707 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1729 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1708} 1730}
1709 1731
… …
1712 * ------------------------------------------------------------------------- */ 1734 * ------------------------------------------------------------------------- */
1713 1735
1714/* 1736/*
1715 * Set font style 1737 * Set font style
1716 */ 1738 */
1717void 1739void ecb_cold
1718rxvt_term::set_font_style () NOTHROW 1740rxvt_term::set_font_style () NOTHROW
1719{ 1741{
1720#if 0 1742#if 0
1721 switch (charsets [screen.charset]) 1743 switch (charsets [screen.charset])
1722 { 1744 {
… …
1744 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1766 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1745 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1767 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1746 * XTERM_SEQ: Invoke G2 character set: ESC N 1768 * XTERM_SEQ: Invoke G2 character set: ESC N
1747 * XTERM_SEQ: Invoke G3 character set: ESC O 1769 * XTERM_SEQ: Invoke G3 character set: ESC O
1748 */ 1770 */
1749void 1771void ecb_cold
1750rxvt_term::scr_charset_choose (int set) NOTHROW 1772rxvt_term::scr_charset_choose (int set) NOTHROW
1751{ 1773{
1752 screen.charset = set; 1774 screen.charset = set;
1753 set_font_style (); 1775 set_font_style ();
1754} 1776}
… …
1775 * ------------------------------------------------------------------------- */ 1797 * ------------------------------------------------------------------------- */
1776 1798
1777/* 1799/*
1778 * refresh matching text. 1800 * refresh matching text.
1779 */ 1801 */
1780bool 1802bool ecb_cold
1781rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1803rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1782{ 1804{
1783 bool found = false; 1805 bool found = false;
1784 1806
1785 for (int i = 0; i < nrow; i++) 1807 for (int i = 0; i < nrow; i++)
… …
1804 PART_BEG = 0, 1826 PART_BEG = 0,
1805 PART_END, 1827 PART_END,
1806 RC_COUNT 1828 RC_COUNT
1807}; 1829};
1808 1830
1809void 1831void ecb_hot
1810rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1832rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1811{ 1833{
1812 int i; 1834 int i;
1813 row_col_t rc[RC_COUNT]; 1835 row_col_t rc[RC_COUNT];
1814 1836
… …
1851 * Refresh the entire screen 1873 * Refresh the entire screen
1852 */ 1874 */
1853void 1875void
1854rxvt_term::scr_touch (bool refresh) NOTHROW 1876rxvt_term::scr_touch (bool refresh) NOTHROW
1855{ 1877{
1856 scr_expose (0, 0, width, height, refresh); 1878 scr_expose (0, 0, vt_width, vt_height, refresh);
1857} 1879}
1858 1880
1859/* ------------------------------------------------------------------------- */ 1881/* ------------------------------------------------------------------------- */
1860/* 1882/*
1861 * Move the display so that the line represented by scrollbar value Y is at 1883 * Move the display so that the line represented by scrollbar value Y is at
… …
1917 1939
1918# ifndef NO_MAPALERT 1940# ifndef NO_MAPALERT
1919# ifdef MAPALERT_OPTION 1941# ifdef MAPALERT_OPTION
1920 if (option (Opt_mapAlert)) 1942 if (option (Opt_mapAlert))
1921# endif 1943# endif
1922 XMapWindow (dpy, parent[0]); 1944 XMapWindow (dpy, parent);
1923# endif 1945# endif
1924 1946
1925# if ENABLE_FRILLS 1947# if ENABLE_FRILLS
1926 if (option (Opt_urgentOnBell)) 1948 if (option (Opt_urgentOnBell))
1927 set_urgency (1); 1949 set_urgency (1);
… …
1940 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1962 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1941#endif 1963#endif
1942} 1964}
1943 1965
1944/* ------------------------------------------------------------------------- */ 1966/* ------------------------------------------------------------------------- */
1945/* ARGSUSED */ 1967void ecb_cold
1946void
1947rxvt_term::scr_printscreen (int fullhist) NOTHROW 1968rxvt_term::scr_printscreen (int fullhist) NOTHROW
1948{ 1969{
1949#ifdef PRINTPIPE 1970#ifdef PRINTPIPE
1950 int nrows, row_start; 1971 int nrows, row_start;
1951 FILE *fd = popen_printer (); 1972 FILE *fd = popen_printer ();
… …
2000/* 2021/*
2001 * Refresh the screen 2022 * Refresh the screen
2002 * drawn_text/drawn_rend contain the screen information before the update. 2023 * drawn_text/drawn_rend contain the screen information before the update.
2003 * screen.text/screen.rend contain what the screen will change to. 2024 * screen.text/screen.rend contain what the screen will change to.
2004 */ 2025 */
2005void 2026void ecb_hot
2006rxvt_term::scr_refresh () NOTHROW 2027rxvt_term::scr_refresh () NOTHROW
2007{ 2028{
2008 int16_t col, row, /* column/row we're processing */ 2029 int16_t col, row, /* column/row we're processing */
2009 ocrow; /* old cursor row */ 2030 ocrow; /* old cursor row */
2010 int i; /* tmp */ 2031 int i; /* tmp */
… …
2024 * A: set up vars 2045 * A: set up vars
2025 */ 2046 */
2026 refresh_count = 0; 2047 refresh_count = 0;
2027 2048
2028 unsigned int old_screen_flags = screen.flags; 2049 unsigned int old_screen_flags = screen.flags;
2029 char have_bg = 0; 2050 bool have_bg = 0;
2030#ifdef HAVE_BG_PIXMAP 2051#ifdef HAVE_BG_PIXMAP
2031 have_bg = bgPixmap.pixmap != None; 2052 have_bg = bg_img != 0;
2032#endif 2053#endif
2033 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2054 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2034 2055
2035 /* 2056 /*
2036 * B: reverse any characters which are selected 2057 * B: reverse any characters which are selected
… …
2040 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2061 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2041#if ENABLE_OVERLAY 2062#if ENABLE_OVERLAY
2042 scr_swap_overlay (); 2063 scr_swap_overlay ();
2043#endif 2064#endif
2044 2065
2045 char showcursor = screen.flags & Screen_VisibleCursor; 2066 bool showcursor = screen.flags & Screen_VisibleCursor;
2046 2067
2047 /* 2068 /*
2048 * C: set the cursor character (s) 2069 * C: set the cursor character (s)
2049 */ 2070 */
2050 { 2071 {
2051 unsigned char setoldcursor; 2072 bool setoldcursor;
2052 2073
2053#ifdef CURSOR_BLINK 2074#ifdef CURSOR_BLINK
2054 if (hidden_cursor) 2075 if (hidden_cursor)
2055 showcursor = 0; 2076 showcursor = 0;
2056#endif 2077#endif
… …
2143 { 2164 {
2144 int16_t nits; 2165 int16_t nits;
2145 int i = num_scr; 2166 int i = num_scr;
2146 int j; 2167 int j;
2147 int len, wlen; 2168 int len, wlen;
2148 dLocal (int, num_scr);
2149 2169
2150 j = nrow; 2170 j = nrow;
2151 wlen = len = -1; 2171 wlen = len = -1;
2152 row = i > 0 ? 0 : j - 1; 2172 row = i > 0 ? 0 : j - 1;
2153 2173
… …
2228 continue; 2248 continue;
2229 2249
2230 // redraw one or more characters 2250 // redraw one or more characters
2231 2251
2232 // seek to the beginning of wide characters 2252 // seek to the beginning of wide characters
2233 while (expect_false (stp[col] == NOCHAR && col > 0)) 2253 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2234 --col; 2254 --col;
2235 2255
2236 rend_t rend = srp[col]; /* screen rendition (target rendition) */ 2256 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2237 text_t *text = stp + col; 2257 text_t *text = stp + col;
2238 int count = 1; 2258 int count = 1;
… …
2276 2296
2277 col--; /* went one too far. move back */ 2297 col--; /* went one too far. move back */
2278 count -= i; /* dump any matching trailing chars */ 2298 count -= i; /* dump any matching trailing chars */
2279 2299
2280 // sometimes we optimize away the trailing NOCHAR's, add them back 2300 // sometimes we optimize away the trailing NOCHAR's, add them back
2281 while (expect_false (i && text[count] == NOCHAR)) 2301 while (ecb_unlikely (i && text[count] == NOCHAR))
2282 count++, i--; 2302 count++, i--;
2283 2303
2284 /* 2304 /*
2285 * Determine the attributes for the string 2305 * Determine the attributes for the string
2286 */ 2306 */
2287 int fore = fgcolor_of (rend); // desired foreground 2307 int fore = fgcolor_of (rend); // desired foreground
2288 int back = bgcolor_of (rend); // desired background 2308 int back = bgcolor_of (rend); // desired background
2289 2309
2290 // only do special processing if any attributes are set, which is unlikely 2310 // only do special processing if any attributes are set, which is unlikely
2291 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel))) 2311 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2292 { 2312 {
2293 bool invert = rend & RS_RVid; 2313 bool invert = rend & RS_RVid;
2294 2314
2295#ifndef NO_BOLD_UNDERLINE_REVERSE 2315#ifndef NO_BOLD_UNDERLINE_REVERSE
2296 if (rend & RS_Bold && fore == Color_fg) 2316 if (rend & RS_Bold && fore == Color_fg)
… …
2328 if (ISSET_PIXCOLOR (Color_HTC)) 2348 if (ISSET_PIXCOLOR (Color_HTC))
2329 fore = Color_HTC; 2349 fore = Color_HTC;
2330 // if invert is 0 reverse video is set so we use bg color as fg color 2350 // if invert is 0 reverse video is set so we use bg color as fg color
2331 else if (!invert) 2351 else if (!invert)
2332 fore = back; 2352 fore = back;
2353
2333 back = Color_HC; 2354 back = Color_HC;
2334 invert = 0; 2355 invert = 0;
2335 } 2356 }
2336 } 2357 }
2337#endif 2358#endif
… …
2384 /* 2405 /*
2385 * Actually do the drawing of the string here 2406 * Actually do the drawing of the string here
2386 */ 2407 */
2387 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2408 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2388 2409
2389 if (expect_true (have_bg && back == Color_bg)) 2410 if (ecb_likely (have_bg && back == Color_bg))
2390 { 2411 {
2391 // this is very ugly, maybe push it into ->draw? 2412 // this is very ugly, maybe push it into ->draw?
2392 2413
2393 for (i = 0; i < count; i++) /* don't draw empty strings */ 2414 for (i = 0; i < count; i++) /* don't draw empty strings */
2394 if (text[i] != ' ') 2415 if (text[i] != ' ')
… …
2401 did_clear: ; 2422 did_clear: ;
2402 } 2423 }
2403 else 2424 else
2404 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2405 2426
2406 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2427 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2407 { 2428 {
2408#if ENABLE_FRILLS 2429#if ENABLE_FRILLS
2409 if (ISSET_PIXCOLOR (Color_underline)) 2430 if (ISSET_PIXCOLOR (Color_underline))
2410 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2431 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2411 else 2432 else
… …
2457 2478
2458 XDrawRectangle (dpy, vt, gc, 2479 XDrawRectangle (dpy, vt, gc,
2459 Col2Pixel (col), 2480 Col2Pixel (col),
2460 Row2Pixel (oldcursor.row), 2481 Row2Pixel (oldcursor.row),
2461 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2482 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2462 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2483 (unsigned int) (Height2Pixel (1) - 1));
2463 } 2484 }
2464 } 2485 }
2465 2486
2466 /* 2487 /*
2467 * H: cleanup selection 2488 * H: cleanup selection
… …
2476 screen.flags = old_screen_flags; 2497 screen.flags = old_screen_flags;
2477 num_scr = 0; 2498 num_scr = 0;
2478 num_scr_allow = 1; 2499 num_scr_allow = 1;
2479} 2500}
2480 2501
2481void 2502void ecb_cold
2482rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2503rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2483{ 2504{
2484 if (!l.t) 2505 if (!l.valid ())
2485 return; 2506 return;
2486 2507
2487 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2488 2509
2489 for (int i = ncol; i--; ) 2510 for (int i = ncol; i--; )
2490 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2491} 2512}
2492 2513
2493void 2514void ecb_cold
2494rxvt_term::scr_remap_chars () NOTHROW 2515rxvt_term::scr_remap_chars () NOTHROW
2495{ 2516{
2496 for (int i = total_rows; i--; ) 2517 for (int i = total_rows; i--; )
2497 scr_remap_chars (row_buf [i]); 2518 scr_remap_chars (row_buf [i]);
2498 2519
… …
2501 scr_remap_chars (drawn_buf [i]); 2522 scr_remap_chars (drawn_buf [i]);
2502 scr_remap_chars (swap_buf [i]); 2523 scr_remap_chars (swap_buf [i]);
2503 } 2524 }
2504} 2525}
2505 2526
2506void 2527void ecb_cold
2507rxvt_term::scr_recolour () NOTHROW 2528rxvt_term::scr_recolour (bool refresh) NOTHROW
2508{ 2529{
2530 bool transparent = false;
2531
2509#ifdef HAVE_BG_PIXMAP 2532#ifdef HAVE_BG_PIXMAP
2510 bgPixmap.apply (); 2533 if (bg_img != 0)
2511#else 2534 {
2535# if ENABLE_TRANSPARENCY
2536 if (bg_flags & BG_IS_TRANSPARENT)
2537 {
2538 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2539 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2512 2540
2541 transparent = true;
2542 }
2543 else
2544# endif
2545 {
2546 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2547 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2548 }
2549 }
2550 else
2551#endif
2552 {
2513 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2514 XClearWindow (dpy, parent[0]);
2515 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2555 }
2556
2557 XClearWindow (dpy, parent);
2516 2558
2517 if (scrollBar.win) 2559 if (scrollBar.win)
2518 { 2560 {
2561 if (transparent)
2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2563 else
2519 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2520 scrollBar.state = STATE_IDLE; 2565 scrollBar.state = SB_STATE_IDLE;
2521 scrollBar.show (0); 2566 scrollBar.show (0);
2522 } 2567 }
2523 2568
2524#endif 2569 if (refresh)
2525 2570 {
2526 /* bgPixmap.apply () does not do the following : */
2527 scr_clear (); 2571 scr_clear ();
2528 scr_touch (true); 2572 scr_touch (true);
2573 }
2529 want_refresh = 1; 2574 want_refresh = 1;
2530} 2575}
2531 2576
2532/* ------------------------------------------------------------------------- */ 2577/* ------------------------------------------------------------------------- */
2533void 2578void
… …
2590 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2635 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2591 srp[col] ^= rstyle; 2636 srp[col] ^= rstyle;
2592} 2637}
2593 2638
2594/* ------------------------------------------------------------------------- */ 2639/* ------------------------------------------------------------------------- */
2595void 2640void ecb_hot
2596rxvt_term::scr_reverse_selection () NOTHROW 2641rxvt_term::scr_reverse_selection () NOTHROW
2597{ 2642{
2598 if (selection.op 2643 if (selection.op
2599 && current_screen == selection.screen 2644 && current_screen == selection.screen
2600 && selection.end.row >= view_start) 2645 && selection.end.row >= view_start)
… …
2619 */ 2664 */
2620#if 0 2665#if 0
2621void 2666void
2622rxvt_term::scr_dump (int fd) NOTHROW 2667rxvt_term::scr_dump (int fd) NOTHROW
2623{ 2668{
2624 int row, wrote; 2669 // if this method is needed, it can be implemented by factoring the
2625 unsigned int width, towrite; 2670 // relevant code in scr_printscreen
2626 char r1[] = "\n";
2627
2628 for (row = saveLines + top_row;
2629 row < saveLines + nrow - 1; row++)
2630 {
2631 width = row_buf[row].l >= 0 ? row_buf[row].l
2632 : ncol;
2633 for (towrite = width; towrite; towrite -= wrote)
2634 {
2635 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2636 towrite);
2637 if (wrote < 0)
2638 return; /* XXX: death, no report */
2639 }
2640 if (row_buf[row].l >= 0)
2641 if (write (fd, r1, 1) <= 0)
2642 return; /* XXX: death, no report */
2643 }
2644} 2671}
2645#endif 2672#endif
2646 2673
2647/* ------------------------------------------------------------------------- * 2674/* ------------------------------------------------------------------------- *
2648 * CHARACTER SELECTION * 2675 * CHARACTER SELECTION *
2649 * ------------------------------------------------------------------------- */ 2676 * ------------------------------------------------------------------------- */
2650void 2677void
2651rxvt_term::selection_check (int check_more) NOTHROW 2678rxvt_term::selection_check (int check_more) NOTHROW
2652{ 2679{
2653 row_col_t pos;
2654
2655 if (!selection.op) 2680 if (!selection.op)
2656 return; 2681 return;
2657 2682
2658 pos.row = pos.col = 0;
2659 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2660 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2684 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2661 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2685 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2662 || (check_more == 1 2686 || (check_more == 1
2663 && current_screen == selection.screen 2687 && current_screen == selection.screen
2664 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2688 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2665 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2689 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2666 || (check_more == 2
2667 && ROWCOL_IS_BEFORE (selection.beg, pos)
2668 && ROWCOL_IS_AFTER (selection.end, pos))
2669 || (check_more == 3
2670 && ROWCOL_IS_AFTER (selection.end, pos))
2671 || (check_more == 4 /* screen width change */
2672 && (selection.beg.row != selection.end.row
2673 || selection.end.col > ncol)))
2674 CLEAR_SELECTION (); 2690 CLEAR_ALL_SELECTION ();
2675} 2691}
2676 2692
2677/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2678/* 2694/*
2679 * Paste a selection direct to the command fd 2695 * Paste a selection direct to the command fd
2680 */ 2696 */
2681void 2697void
2682rxvt_term::paste (char *data, unsigned int len) NOTHROW 2698rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2683{ 2699{
2684 /* convert normal newline chars into common keyboard Return key sequence */ 2700 /* convert normal newline chars into common keyboard Return key sequence */
2685 for (unsigned int i = 0; i < len; i++) 2701 for (unsigned int i = 0; i < len; i++)
2686 if (data[i] == C0_LF) 2702 if (data[i] == C0_LF)
2687 data[i] = C0_CR; 2703 data[i] = C0_CR;
2688 2704
2689 if (priv_modes & PrivMode_BracketPaste) 2705 if (priv_modes & PrivMode_BracketPaste)
2690 tt_printf ("\e[200~"); 2706 tt_printf ("\x1b[200~");
2691 2707
2692 tt_write (data, len); 2708 tt_write (data, len);
2693 2709
2694 if (priv_modes & PrivMode_BracketPaste) 2710 if (priv_modes & PrivMode_BracketPaste)
2695 tt_printf ("\e[201~"); 2711 tt_printf ("\x1b[201~");
2696} 2712}
2697 2713
2698/* ------------------------------------------------------------------------- */
2699/*
2700 * Respond to a notification that a primary selection has been sent
2701 * EXT: SelectionNotify
2702 */
2703void 2714void
2704rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2715rxvt_term::paste (char *data, unsigned int len) NOTHROW
2705{ 2716{
2706 if (prop == None) /* check for failed XConvertSelection */ 2717 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2707 {
2708 if ((selection_type & Sel_CompoundText))
2709 {
2710 int selnum = selection_type & Sel_whereMask;
2711
2712 selection_type = 0;
2713 if (selnum != Sel_direct)
2714 selection_request_other (XA_STRING, selnum);
2715 }
2716
2717 if ((selection_type & Sel_UTF8String))
2718 {
2719 int selnum = selection_type & Sel_whereMask;
2720
2721 selection_type = Sel_CompoundText;
2722 if (selnum != Sel_direct)
2723 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2724 else
2725 selection_type = 0;
2726 }
2727
2728 return;
2729 }
2730
2731 unsigned long bytes_after;
2732 XTextProperty ct;
2733
2734 if (XGetWindowProperty (dpy, win, prop,
2735 0, PROP_SIZE / 4,
2736 delete_prop, AnyPropertyType,
2737 &ct.encoding, &ct.format,
2738 &ct.nitems, &bytes_after,
2739 &ct.value) != Success)
2740 {
2741 ct.value = 0;
2742 goto bailout;
2743 }
2744
2745 if (ct.encoding == None)
2746 goto bailout;
2747
2748 if (bytes_after)
2749 {
2750 // fetch and append remaining data
2751 XTextProperty ct2;
2752
2753 if (XGetWindowProperty (dpy, win, prop,
2754 ct.nitems / 4, (bytes_after + 3) / 4,
2755 delete_prop, AnyPropertyType,
2756 &ct2.encoding, &ct2.format,
2757 &ct2.nitems, &bytes_after,
2758 &ct2.value) != Success)
2759 goto bailout;
2760
2761 // realloc should be compatible to XFree, here, and elsewhere, too
2762 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2763 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2764 ct.nitems += ct2.nitems;
2765
2766 XFree (ct2.value);
2767 }
2768
2769 if (ct.value == 0)
2770 goto bailout;
2771
2772 if (ct.encoding == xa[XA_INCR])
2773 {
2774 // INCR selection, start handshake
2775 if (!delete_prop)
2776 XDeleteProperty (dpy, win, prop);
2777
2778 selection_wait = Sel_incr;
2779 incr_buf_fill = 0;
2780 incr_ev.start (10);
2781
2782 goto bailout;
2783 }
2784
2785 if (ct.nitems == 0)
2786 {
2787 if (selection_wait == Sel_incr)
2788 {
2789 XFree (ct.value);
2790
2791 // finally complete, now paste the whole thing
2792 selection_wait = Sel_normal;
2793 ct.value = (unsigned char *)incr_buf;
2794 ct.nitems = incr_buf_fill;
2795 incr_buf = 0;
2796 incr_buf_size = 0;
2797 incr_ev.stop ();
2798 }
2799 else
2800 {
2801 if (selection_wait == Sel_normal
2802 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2803 {
2804 /*
2805 * pass through again trying CUT_BUFFER0 if we've come from
2806 * XConvertSelection () but nothing was presented
2807 */
2808 selection_paste (display->root, XA_CUT_BUFFER0, False);
2809 }
2810
2811 goto bailout;
2812 }
2813 }
2814 else if (selection_wait == Sel_incr)
2815 {
2816 incr_ev.start (10);
2817
2818 while (incr_buf_fill + ct.nitems > incr_buf_size)
2819 {
2820 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2821 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2822 }
2823
2824 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2825 incr_buf_fill += ct.nitems;
2826
2827 goto bailout;
2828 }
2829
2830 char **cl;
2831 int cr;
2832
2833#if !ENABLE_MINIMAL
2834 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2835 // so recode it manually
2836 if (ct.encoding == xa[XA_UTF8_STRING])
2837 {
2838 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2839 char *s = rxvt_wcstombs (w);
2840 free (w);
2841 // TODO: strlen == only the first element will be converted. well...
2842 paste (s, strlen (s));
2843 free (s);
2844 }
2845 else
2846#endif
2847 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2848 && cl)
2849 {
2850 for (int i = 0; i < cr; i++)
2851 paste (cl[i], strlen (cl[i]));
2852
2853 XFreeStringList (cl);
2854 }
2855 else
2856 paste ((char *)ct.value, ct.nitems); // paste raw
2857
2858bailout:
2859 XFree (ct.value);
2860
2861 if (selection_wait == Sel_normal)
2862 selection_wait = Sel_none;
2863}
2864
2865void
2866rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2867{
2868 selection_wait = Sel_none;
2869
2870 incr_buf_size = 0;
2871 free (incr_buf);
2872
2873 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2874}
2875
2876void
2877rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2878{
2879 if (prop == None || selection_wait != Sel_incr)
2880 return; 2718 return;
2881 2719
2882 selection_paste (win, prop, true); 2720 tt_paste (data, len);
2883} 2721}
2884 2722
2885/* ------------------------------------------------------------------------- */ 2723/* ------------------------------------------------------------------------- */
2886/* 2724/*
2887 * Request the current selection: 2725 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2888 * Order: > internal selection if available 2726 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2889 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2727 * as fallback
2890 * > CUT_BUFFER0
2891 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2892 * will auto fallback to CUT_BUFFER0
2893 * EXT: button 2 release 2728 * EXT: button 2 release
2894 */ 2729 */
2895void 2730void
2896rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2731rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2897{ 2732{
2898 if (selection.text && selnum == Sel_Primary) 2733 if (!selection_req)
2899 {
2900 /* internal selection */
2901 char *str = rxvt_wcstombs (selection.text, selection.len);
2902 paste (str, strlen (str));
2903 free (str);
2904 return;
2905 } 2734 {
2906 else 2735 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2736 selection_req->run ();
2907 { 2737 }
2908 selection_request_time = tm;
2909 selection_wait = Sel_normal;
2910
2911#if X_HAVE_UTF8_STRING
2912 selection_type = Sel_UTF8String;
2913 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2914 return;
2915#else
2916 selection_type = Sel_CompoundText;
2917 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2918 return;
2919#endif
2920 }
2921
2922 selection_wait = Sel_none; /* don't loop in selection_paste () */
2923 selection_paste (display->root, XA_CUT_BUFFER0, false);
2924}
2925
2926int
2927rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2928{
2929 Atom sel;
2930
2931 selection_type |= selnum;
2932
2933 if (selnum == Sel_Primary)
2934 sel = XA_PRIMARY;
2935 else if (selnum == Sel_Secondary)
2936 sel = XA_SECONDARY;
2937 else
2938 sel = xa[XA_CLIPBOARD];
2939
2940 if (XGetSelectionOwner (dpy, sel) != None)
2941 {
2942 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2943 vt, selection_request_time);
2944 return 1;
2945 }
2946
2947 return 0;
2948} 2738}
2949 2739
2950/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2951/* 2741/*
2952 * Clear all selected text 2742 * Clear all selected text
… …
2975 if (display->clipboard_owner == this) 2765 if (display->clipboard_owner == this)
2976 display->clipboard_owner = 0; 2766 display->clipboard_owner = 0;
2977 } 2767 }
2978} 2768}
2979 2769
2980void
2981rxvt_term::clipboard_copy (Time tm)
2982{
2983 if (selection.len > 0)
2984 {
2985 free (selection.clip_text);
2986 selection.clip_len = selection.len;
2987 selection.clip_text = (wchar_t *) malloc (sizeof (wchar_t) * selection.clip_len);
2988 memcpy (selection.clip_text, selection.text,
2989 sizeof (wchar_t) * selection.clip_len);
2990 selection_grab (tm, true);
2991 }
2992}
2993
2994/* ------------------------------------------------------------------------- */ 2770/* ------------------------------------------------------------------------- */
2995/* 2771/*
2996 * Copy a selection into the cut buffer 2772 * Copy a selection into the cut buffer
2997 * EXT: button 1 or 3 release 2773 * EXT: button 1 or 3 release
2998 */ 2774 */
2999void 2775void
3000rxvt_term::selection_make (Time tm) 2776rxvt_term::selection_make (Time tm)
3001{ 2777{
3002 int i; 2778 int size;
3003 wchar_t *new_selection_text; 2779 wchar_t *new_selection_text;
3004 text_t *t; 2780 text_t *t;
3005 2781
3006 switch (selection.op) 2782 switch (selection.op)
3007 { 2783 {
… …
3023 return; /* nothing selected, go away */ 2799 return; /* nothing selected, go away */
3024 2800
3025 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2801 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3026 return; 2802 return;
3027 2803
3028 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2804 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3029 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2805 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3030 2806
3031 int ofs = 0; 2807 int ofs = 0;
3032 int extra = 0; 2808 int extra = 0;
3033 2809
3034 int col = selection.beg.col; 2810 int col = selection.beg.col;
… …
3040 { 2816 {
3041#if !ENABLE_MINIMAL 2817#if !ENABLE_MINIMAL
3042 if (selection.rect) 2818 if (selection.rect)
3043 { 2819 {
3044 col = selection.beg.col; 2820 col = selection.beg.col;
3045 end_col = ncol + 1; 2821 end_col = selection.end.col;
3046 } 2822 }
3047 else 2823 else
3048#endif 2824#endif
3049 end_col = ROW(row).l; 2825 end_col = ROW(row).l;
3050 2826
3051 col = max (col, 0); 2827 col = max (col, 0);
3052 2828
3053 if (row == selection.end.row 2829 if (row == selection.end.row)
3054#if !ENABLE_MINIMAL
3055 || selection.rect
3056#endif
3057 )
3058 min_it (end_col, selection.end.col); 2830 min_it (end_col, selection.end.col);
3059 2831
3060 t = ROW(row).t + col; 2832 t = ROW(row).t + col;
3061 2833
3062 for (; col < end_col; col++) 2834 for (; col < end_col; col++)
… …
3070 2842
3071 extra -= (len - 1); 2843 extra -= (len - 1);
3072 2844
3073 if (extra < 0) 2845 if (extra < 0)
3074 { 2846 {
3075 extra += i; 2847 extra += size;
3076 i += i; 2848 size += size;
3077 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2849 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3078 } 2850 }
3079 2851
3080 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2852 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3081 } 2853 }
3082#endif 2854#endif
… …
3094 2866
3095 new_selection_text[ofs++] = C0_LF; 2867 new_selection_text[ofs++] = C0_LF;
3096 } 2868 }
3097 else 2869 else
3098#endif 2870#endif
3099 if (!ROW(row).is_longer () && row != selection.end.row) 2871 if (!ROW(row).is_longer ()
2872 && (row != selection.end.row || end_col != selection.end.col)
2873 && (row != selection.beg.row || selection.beg.col < ncol))
3100 new_selection_text[ofs++] = C0_LF; 2874 new_selection_text[ofs++] = C0_LF;
3101 } 2875 }
3102
3103 if (end_col != selection.end.col)
3104 new_selection_text[ofs++] = C0_LF;
3105 2876
3106 new_selection_text[ofs] = 0; 2877 new_selection_text[ofs] = 0;
3107 2878
3108 if (ofs == 0) 2879 if (ofs == 0)
3109 { 2880 {
… …
3165/* ------------------------------------------------------------------------- */ 2936/* ------------------------------------------------------------------------- */
3166/* 2937/*
3167 * Mark or select text based upon number of clicks: 1, 2, or 3 2938 * Mark or select text based upon number of clicks: 1, 2, or 3
3168 * EXT: button 1 press 2939 * EXT: button 1 press
3169 */ 2940 */
3170void 2941void ecb_cold
3171rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2942rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3172{ 2943{
3173 clicks = ((clicks - 1) % 3) + 1; 2944 clicks = ((clicks - 1) % 3) + 1;
3174 selection.clicks = clicks; /* save clicks so extend will work */ 2945 selection.clicks = clicks; /* save clicks so extend will work */
3175 2946
… …
3194 2965
3195/* ------------------------------------------------------------------------- */ 2966/* ------------------------------------------------------------------------- */
3196/* 2967/*
3197 * Mark a selection at the specified col/row 2968 * Mark a selection at the specified col/row
3198 */ 2969 */
3199void 2970void ecb_cold
3200rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2971rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3201{ 2972{
3202 want_refresh = 1; 2973 want_refresh = 1;
3203 2974
3204 selection.mark.row = row + view_start; 2975 selection.mark.row = row + view_start;
… …
3231/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3002/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3232#define DELIMIT_TEXT(x) \ 3003#define DELIMIT_TEXT(x) \
3233 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3004 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3234#define DELIMIT_REND(x) 1 3005#define DELIMIT_REND(x) 1
3235 3006
3236void 3007void ecb_cold
3237rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3008rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3238{ 3009{
3239 int col, row, dirnadd, tcol, trow, w1, w2; 3010 int col, row, dirnadd, tcol, trow, w1, w2;
3240 row_col_t bound; 3011 row_col_t bound;
3241 text_t *stp; 3012 text_t *stp;
… …
3315 * EXT: button 3 press; button 1 or 3 drag 3086 * EXT: button 3 press; button 1 or 3 drag
3316 * flag == 0 ==> button 1 3087 * flag == 0 ==> button 1
3317 * flag == 1 ==> button 3 press 3088 * flag == 1 ==> button 3 press
3318 * flag == 2 ==> button 3 motion 3089 * flag == 2 ==> button 3 motion
3319 */ 3090 */
3320void 3091void ecb_cold
3321rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3092rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3322{ 3093{
3323 int col = clamp (Pixel2Col (x), 0, ncol); 3094 int col = clamp (Pixel2Col (x), 0, ncol);
3324 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3095 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3325 3096
… …
3351 3122
3352/* ------------------------------------------------------------------------- */ 3123/* ------------------------------------------------------------------------- */
3353/* 3124/*
3354 * Extend the selection to the specified col/row 3125 * Extend the selection to the specified col/row
3355 */ 3126 */
3356void 3127void ecb_cold
3357rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3358{ 3129{
3359 row_col_t pos; 3130 row_col_t pos;
3360 enum { 3131 enum {
3361 LEFT, RIGHT 3132 LEFT, RIGHT
… …
3552 ::swap (selection.beg.col, selection.end.col); 3323 ::swap (selection.beg.col, selection.end.col);
3553#endif 3324#endif
3554} 3325}
3555 3326
3556#if !ENABLE_MINIMAL 3327#if !ENABLE_MINIMAL
3557void 3328void ecb_cold
3558rxvt_term::selection_remove_trailing_spaces () NOTHROW 3329rxvt_term::selection_remove_trailing_spaces () NOTHROW
3559{ 3330{
3560 int32_t end_col, end_row; 3331 int32_t end_col, end_row;
3561 text_t *stp; 3332 text_t *stp;
3562 3333
… …
3600/* ------------------------------------------------------------------------- */ 3371/* ------------------------------------------------------------------------- */
3601/* 3372/*
3602 * Double click on button 3 when already selected 3373 * Double click on button 3 when already selected
3603 * EXT: button 3 double click 3374 * EXT: button 3 double click
3604 */ 3375 */
3605void 3376void ecb_cold
3606rxvt_term::selection_rotate (int x, int y) NOTHROW 3377rxvt_term::selection_rotate (int x, int y) NOTHROW
3607{ 3378{
3608 selection.clicks = selection.clicks % 3 + 1; 3379 selection.clicks = selection.clicks % 3 + 1;
3609 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3380 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3610} 3381}
… …
3612/* ------------------------------------------------------------------------- */ 3383/* ------------------------------------------------------------------------- */
3613/* 3384/*
3614 * Respond to a request for our current selection 3385 * Respond to a request for our current selection
3615 * EXT: SelectionRequest 3386 * EXT: SelectionRequest
3616 */ 3387 */
3617void 3388void ecb_cold
3618rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3389rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3619{ 3390{
3391 Atom property = rq.property == None ? rq.target : rq.property;
3620 XSelectionEvent ev; 3392 XSelectionEvent ev;
3621 3393
3622 ev.type = SelectionNotify; 3394 ev.type = SelectionNotify;
3623 ev.property = None; 3395 ev.property = None;
3624 ev.display = rq.display; 3396 ev.display = rq.display;
… …
3639 *target++ = xa[XA_COMPOUND_TEXT]; 3411 *target++ = xa[XA_COMPOUND_TEXT];
3640#if X_HAVE_UTF8_STRING 3412#if X_HAVE_UTF8_STRING
3641 *target++ = xa[XA_UTF8_STRING]; 3413 *target++ = xa[XA_UTF8_STRING];
3642#endif 3414#endif
3643 3415
3644 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3416 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3645 32, PropModeReplace, 3417 32, PropModeReplace,
3646 (unsigned char *)target_list, target - target_list); 3418 (unsigned char *)target_list, target - target_list);
3647 ev.property = rq.property; 3419 ev.property = property;
3648 } 3420 }
3649#if TODO // TODO 3421#if TODO // TODO
3650 else if (rq.target == xa[XA_MULTIPLE]) 3422 else if (rq.target == xa[XA_MULTIPLE])
3651 { 3423 {
3652 /* TODO: Handle MULTIPLE */ 3424 /* TODO: Handle MULTIPLE */
3653 } 3425 }
3654#endif 3426#endif
3655 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text) 3427 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3656 { 3428 {
3657 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3429 XChangeProperty (dpy, rq.requestor, property, rq.target,
3658 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3430 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3659 ev.property = rq.property; 3431 ev.property = property;
3660 } 3432 }
3661 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) 3433 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3662 { 3434 {
3663 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3435 XChangeProperty (dpy, rq.requestor, property, rq.target,
3664 32, PropModeReplace, (unsigned char *)&clipboard_time, 1); 3436 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3665 ev.property = rq.property; 3437 ev.property = property;
3666 } 3438 }
3667 else if (rq.target == XA_STRING 3439 else if (rq.target == XA_STRING
3668 || rq.target == xa[XA_TEXT] 3440 || rq.target == xa[XA_TEXT]
3669 || rq.target == xa[XA_COMPOUND_TEXT] 3441 || rq.target == xa[XA_COMPOUND_TEXT]
3670 || rq.target == xa[XA_UTF8_STRING] 3442 || rq.target == xa[XA_UTF8_STRING]
… …
3741 ct.value = (unsigned char *)cl; 3513 ct.value = (unsigned char *)cl;
3742 ct.nitems = selectlen; 3514 ct.nitems = selectlen;
3743 ct.encoding = target; 3515 ct.encoding = target;
3744 } 3516 }
3745 3517
3746 XChangeProperty (dpy, rq.requestor, rq.property, 3518 XChangeProperty (dpy, rq.requestor, property,
3747 ct.encoding, 8, PropModeReplace, 3519 ct.encoding, 8, PropModeReplace,
3748 ct.value, (int)ct.nitems); 3520 ct.value, (int)ct.nitems);
3749 ev.property = rq.property; 3521 ev.property = property;
3750 3522
3751 if (freect) 3523 if (freect)
3752 XFree (ct.value); 3524 XFree (ct.value);
3753 } 3525 }
3754 3526
3755 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3527 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3756} 3528}
3757 3529
3758/* ------------------------------------------------------------------------- */ 3530/* ------------------------------------------------------------------------- */
3759#ifdef USE_XIM 3531#if USE_XIM
3760void 3532void ecb_cold
3761rxvt_term::im_set_position (XPoint &pos) NOTHROW 3533rxvt_term::im_set_position (XPoint &pos) NOTHROW
3762{ 3534{
3763 XWindowAttributes xwa; 3535 XWindowAttributes xwa;
3764 3536
3765 XGetWindowAttributes (dpy, vt, &xwa); 3537 XGetWindowAttributes (dpy, vt, &xwa);

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