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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.332 by sf-exg, Mon Jan 18 10:05:55 2010 UTC vs.
Revision 1.434 by root, Sat Feb 16 17:26:53 2013 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a 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;
152 col++; 151 col++;
153 } while (col < ncol && l.t[col] == NOCHAR); 152 } while (col < ncol && l.t[col] == NOCHAR);
154} 153}
155 154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
163}
164
156/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
157 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
158 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
159 168
160void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
161rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
162{ 215{
216#if ENABLE_OVERLAY
217 scr_overlay_off ();
218#endif
219
163 view_start = 0; 220 view_start = 0;
164 num_scr = 0; 221 num_scr = 0;
165 222
166 if (ncol == 0) 223 if (ncol == 0)
167 ncol = 80; 224 ncol = 80;
187 total_rows = nrow + saveLines; 244 total_rows = nrow + saveLines;
188 245
189 screen.tscroll = 0; 246 screen.tscroll = 0;
190 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
191 248
249 void *prev_chunk = chunk;
250 size_t prev_chunk_size = chunk_size;
251 line_t *prev_drawn_buf = drawn_buf;
252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
192 if (!row_buf) 257 if (!prev_row_buf)
193 { 258 {
194 /* 259 /*
195 * first time called so just malloc everything: don't rely on realloc 260 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
196 */ 261 */
197 top_row = 0; 262 top_row = 0;
198 term_start = 0; 263 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 }
213 264
214 memset (charsets, 'B', sizeof (charsets)); 265 memset (charsets, 'B', sizeof (charsets));
215 rstyle = DEFAULT_RSTYLE; 266 rstyle = DEFAULT_RSTYLE;
216 screen.flags = Screen_DefaultFlags; 267 screen.flags = Screen_DefaultFlags;
217 screen.cur.row = screen.cur.col = 0; 268 screen.cur.row = screen.cur.col = 0;
231 selection.text = NULL; 282 selection.text = NULL;
232 selection.len = 0; 283 selection.len = 0;
233 selection.op = SELECTION_CLEAR; 284 selection.op = SELECTION_CLEAR;
234 selection.screen = PRIMARY; 285 selection.screen = PRIMARY;
235 selection.clicks = 0; 286 selection.clicks = 0;
287 selection.clip_text = NULL;
288 selection.clip_len = 0;
236 } 289 }
237 else 290 else
238 { 291 {
239 /* 292 /*
240 * add or delete rows as appropriate 293 * add or delete rows as appropriate
241 */ 294 */
242 295
243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
245
246#if 0
247 if (nrow < prev_nrow)
248 {
249 for (int row = nrow; row < prev_nrow; row++)
250 {
251 lfree (swap_buf [row]);
252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
256
257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
259
260 for (int row = min (nrow, prev_nrow); row--; ) 296 for (int row = min (nrow, prev_nrow); row--; )
261 { 297 {
262 lresize (drawn_buf[row]); 298 copy_line (drawn_buf [row], prev_drawn_buf [row]);
263 lresize (swap_buf [row]); 299 copy_line (swap_buf [row], prev_swap_buf [row]);
264 }
265
266 for (int row = prev_nrow; row < nrow; row++)
267 { 300 }
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274 301
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 302 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows); 303 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row 304 int q = total_rows; // rewrapped row
278 305
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 313 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287 314
288 do 315 do
289 { 316 {
290 p = MOD (p - 1, prev_total_rows); 317 p = MOD (p - 1, prev_total_rows);
291 assert (old_buf [MOD (p, prev_total_rows)].t); 318 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
292 int plines = 1; 319 int plines = 1;
293 int llen = old_buf [MOD (p, prev_total_rows)].l; 320 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
294 321
295 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 322 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
296 { 323 {
297 p = MOD (p - 1, prev_total_rows); 324 p = MOD (p - 1, prev_total_rows);
298 325
299 plines++; 326 plines++;
300 llen += prev_ncol; 327 llen += prev_ncol;
313 340
314 // re-assemble the full line by destination lines 341 // re-assemble the full line by destination lines
315 for (int qrow = q; qlines--; qrow++) 342 for (int qrow = q; qlines--; qrow++)
316 { 343 {
317 qline = row_buf + qrow; 344 qline = row_buf + qrow;
318 lalloc (*qline); 345 qline->alloc (); // redundant with next line
319 qline->l = ncol; 346 qline->l = ncol;
320 qline->is_longer (1); 347 qline->is_longer (1);
321 348
322 int qcol = 0; 349 int qcol = 0;
323 350
338 // this seems to upset applications/shells/readline 365 // this seems to upset applications/shells/readline
339 // least. 366 // least.
340 if (prow == ocur.row) 367 if (prow == ocur.row)
341 screen.cur.row = q - (total_rows - nrow); 368 screen.cur.row = q - (total_rows - nrow);
342 369
343 line_t &pline = old_buf [prow]; 370 line_t &pline = prev_row_buf [prow];
344 371
345 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 372 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
346 373
347 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 374 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
348 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 375 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
369 { 396 {
370 // if no scrollback exists (yet), wing, instead of wrap 397 // if no scrollback exists (yet), wing, instead of wrap
371 398
372 for (int row = min (nrow, prev_nrow); row--; ) 399 for (int row = min (nrow, prev_nrow); row--; )
373 { 400 {
374 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 401 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
375 line_t &qline = row_buf [row]; 402 line_t &dst = row_buf [row];
376 403
377 qline = pline; 404 copy_line (dst, src);
378 lresize (qline);
379 } 405 }
380 406
381 for (int row = prev_nrow; row < nrow; row++) 407 for (int row = prev_nrow; row < nrow; row++)
382 {
383 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 408 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
384 }
385 409
386 term_start = 0; 410 term_start = 0;
387 } 411 }
388
389 free (old_buf);
390 delete old_ta;
391 delete old_ra;
392 412
393 clamp_it (screen.cur.row, 0, nrow - 1); 413 clamp_it (screen.cur.row, 0, nrow - 1);
394 clamp_it (screen.cur.col, 0, ncol - 1); 414 clamp_it (screen.cur.col, 0, ncol - 1);
395 } 415 }
396 416
417 for (int row = nrow; row--; )
418 {
419 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
420 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
421 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
422 }
423
424 chunk_free (prev_chunk, prev_chunk_size);
425
397 free (tabs); 426 free (tabs);
398 tabs = (char *)rxvt_malloc (ncol); 427 tabs = (char *)rxvt_malloc (ncol);
399 428
400 for (int col = ncol; --col; ) 429 for (int col = ncol; col--; )
401 tabs [col] = col % TABSIZE == 0; 430 tabs [col] = col % TABSIZE == 0;
402 431
403 CLEAR_ALL_SELECTION (); 432 CLEAR_ALL_SELECTION ();
404 433
405 prev_nrow = nrow; 434 prev_nrow = nrow;
408 tt_winch (); 437 tt_winch ();
409 438
410 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 439 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411} 440}
412 441
413/* ------------------------------------------------------------------------- */ 442void ecb_cold
414/*
415 * Free everything. That way malloc debugging can find leakage.
416 */
417void
418rxvt_term::scr_release () NOTHROW 443rxvt_term::scr_release () NOTHROW
419{ 444{
420 if (row_buf) 445 chunk_free (chunk, chunk_size);
421 { 446 chunk = 0;
422 delete talloc; talloc = 0; 447 row_buf = 0;
423 delete ralloc; ralloc = 0;
424 448
425 free (row_buf);
426 free (swap_buf);
427 free (drawn_buf);
428 row_buf = 0; // signal that we freed all the arrays above
429
430 free (tabs); 449 free (tabs);
431 tabs = 0; 450 tabs = 0;
432 }
433} 451}
434 452
435/* ------------------------------------------------------------------------- */ 453/* ------------------------------------------------------------------------- */
436/* 454/*
437 * Hard/Soft reset 455 * Hard/Soft reset
438 */ 456 */
439void 457void ecb_cold
440rxvt_term::scr_poweron () 458rxvt_term::scr_poweron ()
441{ 459{
442 scr_release (); 460 scr_release ();
461
443 prev_nrow = prev_ncol = 0; 462 prev_nrow = prev_ncol = 0;
444 rvideo_mode = false; 463 rvideo_mode = false;
445 scr_soft_reset (); 464 scr_soft_reset ();
446 scr_reset (); 465 scr_reset ();
447 466
448 scr_clear (true); 467 scr_clear (true);
449 scr_refresh (); 468 scr_refresh ();
450} 469}
451 470
452void 471void ecb_cold
453rxvt_term::scr_soft_reset () 472rxvt_term::scr_soft_reset () NOTHROW
454{ 473{
455 /* only affects modes, nothing drastic such as clearing the screen */ 474 /* only affects modes, nothing drastic such as clearing the screen */
456#if ENABLE_OVERLAY 475#if ENABLE_OVERLAY
457 scr_overlay_off (); 476 scr_overlay_off ();
458#endif 477#endif
513 assert (s->cur.row >= 0); 532 assert (s->cur.row >= 0);
514 assert (s->cur.col >= 0); 533 assert (s->cur.col >= 0);
515} 534}
516 535
517void 536void
518rxvt_term::scr_swap_screen () 537rxvt_term::scr_swap_screen () NOTHROW
519{ 538{
520 if (!option (Opt_secondaryScreen)) 539 if (!option (Opt_secondaryScreen))
521 return; 540 return;
522 541
523 for (int i = prev_nrow; i--; ) 542 for (int i = prev_nrow; i--; )
542 return; 561 return;
543 562
544 want_refresh = 1; 563 want_refresh = 1;
545 view_start = 0; 564 view_start = 0;
546 565
547 selection_check (2); /* check for boundary cross */ 566 /* check for boundary cross */
567 row_col_t pos;
568 pos.row = pos.col = 0;
569 if (ROWCOL_IS_BEFORE (selection.beg, pos)
570 && ROWCOL_IS_AFTER (selection.end, pos))
571 CLEAR_SELECTION ();
548 572
549 current_screen = scrn; 573 current_screen = scrn;
550 574
551#if NSCREENS 575#if NSCREENS
552 if (option (Opt_secondaryScreen)) 576 if (option (Opt_secondaryScreen))
618/* 642/*
619 * Scroll text between <row1> and <row2> inclusive, by <count> lines 643 * Scroll text between <row1> and <row2> inclusive, by <count> lines
620 * count positive ==> scroll up 644 * count positive ==> scroll up
621 * count negative ==> scroll down 645 * count negative ==> scroll down
622 */ 646 */
623int 647int ecb_hot
624rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 648rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
625{ 649{
626 if (count == 0 || (row1 > row2)) 650 if (count == 0 || (row1 > row2))
627 return 0; 651 return 0;
628 652
631 655
632 if (count > 0 656 if (count > 0
633 && row1 == 0 657 && row1 == 0
634 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 658 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
635 { 659 {
660 min_it (count, total_rows - (nrow - (row2 + 1)));
661
636 top_row = max (top_row - count, -saveLines); 662 top_row = max (top_row - count, -saveLines);
637
638 // scroll everything up 'count' lines
639 term_start = (term_start + count) % total_rows;
640 663
641 // sever bottommost line 664 // sever bottommost line
642 { 665 {
643 line_t &l = ROW(row2 - count); 666 line_t &l = ROW(row2);
644 l.is_longer (0); 667 l.is_longer (0);
645 l.touch (); 668 l.touch ();
646 } 669 }
647 670
671 // scroll everything up 'count' lines
672 term_start = (term_start + count) % total_rows;
673
674 // now copy lines below the scroll region bottom to the
675 // bottom of the screen again, so they look as if they
676 // hadn't moved.
677 for (int i = nrow; --i > row2; )
678 {
679 line_t &l1 = ROW(i - count);
680 line_t &l2 = ROW(i);
681
682 ::swap (l1, l2);
683 l2.touch ();
684 }
685
648 // erase newly scrolled-in lines 686 // erase newly scrolled-in lines
649 for (int i = count; i--; ) 687 for (int i = count; i--; )
650 { 688 {
651 line_t &l = ROW(nrow - 1 - i); 689 line_t &l = ROW(row2 - i);
652 690
653 // optimize if already cleared, can be significant on slow machines 691 // optimise if already cleared, can be significant on slow machines
654 // could be rolled into scr_blank_screen_mem 692 // could be rolled into scr_blank_screen_mem
655 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 693 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
656 { 694 {
657 scr_blank_line (l, 0, l.l, rstyle); 695 scr_blank_line (l, 0, l.l, rstyle);
658 l.l = 0; 696 l.l = 0;
660 } 698 }
661 else 699 else
662 scr_blank_screen_mem (l, rstyle); 700 scr_blank_screen_mem (l, rstyle);
663 } 701 }
664 702
665 // now copy lines below the scroll region bottom to the
666 // bottom of the screen again, so they look as if they
667 // hadn't moved.
668 for (int i = nrow; --i > row2; )
669 {
670 line_t &l1 = ROW(i - count);
671 line_t &l2 = ROW(i);
672
673 ::swap (l1, l2);
674 l2.touch ();
675 }
676
677 // move and/or clear selection, if any 703 // move and/or clear selection, if any
678 if (selection.op && current_screen == selection.screen) 704 if (selection.op && current_screen == selection.screen
705 && selection.beg.row <= row2)
679 { 706 {
680 selection.beg.row -= count; 707 selection.beg.row -= count;
681 selection.end.row -= count; 708 selection.end.row -= count;
682 selection.mark.row -= count; 709 selection.mark.row -= count;
683 710
684 if (selection.beg.row < top_row 711 selection_check (0);
685 || selection.end.row < top_row
686 || selection.mark.row < top_row)
687 {
688 CLEAR_ALL_SELECTION ();
689 selection.op = SELECTION_CLEAR;
690 }
691 } 712 }
692 713
693 // finally move the view window, if desired 714 // finally move the view window, if desired
694 if (option (Opt_scrollWithBuffer) 715 if (option (Opt_scrollWithBuffer)
695 && view_start != 0 716 && view_start != 0
725 } 746 }
726 747
727 // use a simple and robust scrolling algorithm, this 748 // use a simple and robust scrolling algorithm, this
728 // part of scr_scroll_text is not time-critical. 749 // part of scr_scroll_text is not time-critical.
729 750
751 // sever line above scroll region
752 if (row1)
753 {
754 line_t &l = ROW(row1 - 1);
755 l.is_longer (0);
756 l.touch ();
757 }
758
730 int rows = row2 - row1 + 1; 759 int rows = row2 - row1 + 1;
731 760
732 min_it (count, rows); 761 min_it (count, rows);
733 762
734 line_t *temp_buf = row_buf + total_rows; 763 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
735 764
736 for (int row = 0; row < rows; row++) 765 for (int row = 0; row < rows; row++)
737 { 766 {
738 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 767 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
739 768
741 scr_blank_screen_mem (temp_buf [row], rstyle); 770 scr_blank_screen_mem (temp_buf [row], rstyle);
742 } 771 }
743 772
744 for (int row = 0; row < rows; row++) 773 for (int row = 0; row < rows; row++)
745 ROW(row1 + row) = temp_buf [row]; 774 ROW(row1 + row) = temp_buf [row];
775
776 // sever bottommost line
777 {
778 line_t &l = ROW(row2);
779 l.is_longer (0);
780 l.touch ();
781 }
746 } 782 }
747 783
748 return count; 784 return count;
749} 785}
750 786
751/* ------------------------------------------------------------------------- */ 787/* ------------------------------------------------------------------------- */
752/* 788/*
753 * Add text given in <str> of length <len> to screen struct 789 * Add text given in <str> of length <len> to screen struct
754 */ 790 */
755void 791void ecb_hot
756rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 792rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
757{ 793{
758 if (len <= 0) /* sanity */ 794 if (len <= 0) /* sanity */
759 return; 795 return;
760 796
761 unsigned char checksel; 797 bool checksel;
762 unicode_t c; 798 unicode_t c;
763 int ncol = this->ncol; 799 int ncol = this->ncol;
764 const wchar_t *strend = str + len; 800 const wchar_t *strend = str + len;
765 801
766 want_refresh = 1; 802 want_refresh = 1;
792 828
793 while (str < strend) 829 while (str < strend)
794 { 830 {
795 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 831 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
796 832
797 if (expect_false (c < 0x20)) 833 if (ecb_unlikely (c < 0x20))
798 if (c == C0_LF) 834 if (c == C0_LF)
799 { 835 {
800 max_it (line->l, screen.cur.col); 836 max_it (line->l, screen.cur.col);
801 837
802 screen.flags &= ~Screen_WrapNext; 838 screen.flags &= ~Screen_WrapNext;
821 { 857 {
822 scr_tab (1, true); 858 scr_tab (1, true);
823 continue; 859 continue;
824 } 860 }
825 861
826 if (expect_false ( 862 if (ecb_unlikely (
827 checksel /* see if we're writing within selection */ 863 checksel /* see if we're writing within selection */
828 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 864 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
829 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 865 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
830 )) 866 ))
831 { 867 {
836 * should be a similar check. 872 * should be a similar check.
837 */ 873 */
838 CLEAR_SELECTION (); 874 CLEAR_SELECTION ();
839 } 875 }
840 876
841 if (expect_false (screen.flags & Screen_WrapNext)) 877 if (ecb_unlikely (screen.flags & Screen_WrapNext))
842 { 878 {
843 scr_do_wrap (); 879 scr_do_wrap ();
844 880
845 line->l = ncol; 881 line->l = ncol;
846 line->is_longer (1); 882 line->is_longer (1);
848 row = screen.cur.row; 884 row = screen.cur.row;
849 line = &ROW(row); /* _must_ refresh */ 885 line = &ROW(row); /* _must_ refresh */
850 } 886 }
851 887
852 // some utf-8 decoders "decode" surrogate characters: let's fix this. 888 // some utf-8 decoders "decode" surrogate characters: let's fix this.
853 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 889 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
854 c = 0xfffd; 890 c = 0xfffd;
855 891
856 // rely on wcwidth to tell us the character width, do wcwidth before 892 // rely on wcwidth to tell us the character width, do wcwidth before
857 // further replacements, as wcwidth might return -1 for the line 893 // further replacements, as wcwidth might return -1 for the line
858 // drawing characters below as they might be invalid in the current 894 // drawing characters below as they might be invalid in the current
859 // locale. 895 // locale.
860 int width = WCWIDTH (c); 896 int width = WCWIDTH (c);
861 897
862 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 898 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
863 { 899 {
864 // vt100 special graphics and line drawing 900 // vt100 special graphics and line drawing
865 // 5f-7e standard vt100 901 // 5f-7e standard vt100
866 // 40-5e rxvt extension for extra curses acs chars 902 // 40-5e rxvt extension for extra curses acs chars
867 static uint16_t vt100_0[62] = { // 41 .. 7e 903 static uint16_t vt100_0[62] = { // 41 .. 7e
880 c = vt100_0[c - 0x41]; 916 c = vt100_0[c - 0x41];
881 width = 1; // vt100 line drawing characters are always single-width 917 width = 1; // vt100 line drawing characters are always single-width
882 } 918 }
883 } 919 }
884 920
885 if (expect_false (screen.flags & Screen_Insert)) 921 if (ecb_unlikely (screen.flags & Screen_Insert))
886 scr_insdel_chars (width, INSERT); 922 scr_insdel_chars (width, INSERT);
887 923
888 if (width != 0) 924 if (width != 0)
889 { 925 {
890#if !UNICODE_3 926#if !UNICODE_3
895# else 931# else
896 c = 0xfffd; 932 c = 0xfffd;
897# endif 933# endif
898#endif 934#endif
899 935
936 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
937
938 // if the character doesn't fit into the remaining columns...
939 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
940 {
941 if (screen.flags & Screen_Autowrap)
942 {
943 // ... artificially enlargen the previous one
944 c = NOCHAR;
945 // and try the same character next loop iteration
946 --str;
947 }
948 else
949 screen.cur.col = ncol - width;
950 }
951
900 // nuke the character at this position, if required 952 // nuke the character at this position, if required
901 if (expect_false ( 953 // due to wonderful coincidences everywhere else in this loop
954 // we never have to check for overwriting a wide char itself,
955 // only its tail.
902 line->t[screen.cur.col] == NOCHAR 956 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
903 || (screen.cur.col < ncol - 1
904 && line->t[screen.cur.col + 1] == NOCHAR)
905 ))
906 scr_kill_char (*line, screen.cur.col); 957 scr_kill_char (*line, screen.cur.col);
907
908 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
909
910 // if the character doesn't fit into the remaining columns...
911 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 {
913 // ... artificially enlargen the previous one
914 c = NOCHAR;
915 // and try the same character next loop iteration
916 --str;
917 }
918 958
919 line->touch (); 959 line->touch ();
920 960
921 do 961 do
922 { 962 {
923 line->t[screen.cur.col] = c; 963 line->t[screen.cur.col] = c;
924 line->r[screen.cur.col] = rend; 964 line->r[screen.cur.col] = rend;
925 965
926 if (expect_true (screen.cur.col < ncol - 1)) 966 if (ecb_likely (screen.cur.col < ncol - 1))
927 screen.cur.col++; 967 screen.cur.col++;
928 else 968 else
929 { 969 {
930 line->l = ncol; 970 line->l = ncol;
931 if (screen.flags & Screen_Autowrap) 971 if (screen.flags & Screen_Autowrap)
932 screen.flags |= Screen_WrapNext; 972 screen.flags |= Screen_WrapNext;
933 break; 973
974 goto end_of_line;
934 } 975 }
935 976
936 c = NOCHAR; 977 c = NOCHAR;
937 } 978 }
938 while (expect_false (--width > 0)); 979 while (ecb_unlikely (--width > 0));
939 980
940 // pad with spaces when overwriting wide character with smaller one 981 // pad with spaces when overwriting wide character with smaller one
941 if (expect_false (!width)) 982 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
942 { 983 {
943 line->touch ();
944
945 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
946 {
947 line->t[c] = ' '; 984 line->t[c] = ' ';
948 line->r[c] = rend; 985 line->r[c] = rend;
949 }
950 } 986 }
987
988end_of_line:
989 ;
951 } 990 }
952#if ENABLE_COMBINING 991#if ENABLE_COMBINING
953 else // width == 0 992 else // width == 0
954 { 993 {
955 if (c != 0xfeff) // ignore BOM 994 if (c != 0xfeff) // ignore BOM
1018 1057
1019 want_refresh = 1; 1058 want_refresh = 1;
1020#endif 1059#endif
1021 } 1060 }
1022 } 1061 }
1062 else if (screen.flags & Screen_WrapNext)
1063 screen.flags &= ~Screen_WrapNext;
1023 else 1064 else
1024 scr_gotorc (0, -1, RELATIVE); 1065 scr_gotorc (0, -1, RELATIVE);
1025} 1066}
1026 1067
1027/* ------------------------------------------------------------------------- */ 1068/* ------------------------------------------------------------------------- */
1105 * XTERM_SEQ: ESC 6 1146 * XTERM_SEQ: ESC 6
1106 * Move cursor left in row. If we're at the left boundary, shift everything 1147 * Move cursor left in row. If we're at the left boundary, shift everything
1107 * in that row right. Clear left column. 1148 * in that row right. Clear left column.
1108 */ 1149 */
1109#if !ENABLE_MINIMAL 1150#if !ENABLE_MINIMAL
1110void 1151void ecb_cold
1111rxvt_term::scr_backindex () NOTHROW 1152rxvt_term::scr_backindex () NOTHROW
1112{ 1153{
1113 if (screen.cur.col > 0) 1154 if (screen.cur.col > 0)
1114 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1155 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1115 else 1156 else
1122 * XTERM_SEQ: ESC 9 1163 * XTERM_SEQ: ESC 9
1123 * Move cursor right in row. If we're at the right boundary, shift everything 1164 * Move cursor right in row. If we're at the right boundary, shift everything
1124 * in that row left. Clear right column. 1165 * in that row left. Clear right column.
1125 */ 1166 */
1126#if !ENABLE_MINIMAL 1167#if !ENABLE_MINIMAL
1127void 1168void ecb_cold
1128rxvt_term::scr_forwardindex () NOTHROW 1169rxvt_term::scr_forwardindex () NOTHROW
1129{ 1170{
1130 if (screen.cur.col < ncol - 1) 1171 if (screen.cur.col < ncol - 1)
1131 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1172 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1132 else 1173 else
1283 scr_blank_line (line, col, num, rstyle); 1324 scr_blank_line (line, col, num, rstyle);
1284} 1325}
1285 1326
1286/* ------------------------------------------------------------------------- */ 1327/* ------------------------------------------------------------------------- */
1287/* 1328/*
1288 * Erase part of whole of the screen 1329 * Erase part or whole of the screen
1289 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1330 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1290 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1331 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1291 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1332 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1292 */ 1333 */
1293void 1334void
1302 ZERO_SCROLLBACK (); 1343 ZERO_SCROLLBACK ();
1303 1344
1304 switch (mode) 1345 switch (mode)
1305 { 1346 {
1306 case 0: /* erase to end of screen */ 1347 case 0: /* erase to end of screen */
1307 selection_check (1);
1308 scr_erase_line (0); 1348 scr_erase_line (0);
1309 row = screen.cur.row + 1; /* possible OOB */ 1349 row = screen.cur.row + 1; /* possible OOB */
1310 num = nrow - row; 1350 num = nrow - row;
1311 break; 1351 break;
1312 case 1: /* erase to beginning of screen */ 1352 case 1: /* erase to beginning of screen */
1313 selection_check (3);
1314 scr_erase_line (1); 1353 scr_erase_line (1);
1315 row = 0; 1354 row = 0;
1316 num = screen.cur.row; 1355 num = screen.cur.row;
1317 break; 1356 break;
1318 case 2: /* erase whole screen */ 1357 case 2: /* erase whole screen */
1319 selection_check (3);
1320 row = 0; 1358 row = 0;
1321 num = nrow; 1359 num = nrow;
1322 break; 1360 break;
1323 default: 1361 default:
1324 return; 1362 return;
1333 if (row >= nrow) /* Out Of Bounds */ 1371 if (row >= nrow) /* Out Of Bounds */
1334 return; 1372 return;
1335 1373
1336 min_it (num, nrow - row); 1374 min_it (num, nrow - row);
1337 1375
1338 // TODO: the code below does not work when view_start != 0
1339 // the workaround is to disable the clear and use a normal refresh
1340 // when view_start != 0. mysterious.
1341 if (rstyle & (RS_RVid | RS_Uline)) 1376 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1342 ren = (rend_t) ~RS_None; 1377 ren = (rend_t) ~RS_None;
1343 else if (GET_BASEBG (rstyle) == Color_bg) 1378 else if (GET_BASEBG (rstyle) == Color_bg)
1344 { 1379 {
1345 ren = DEFAULT_RSTYLE; 1380 ren = DEFAULT_RSTYLE;
1346 1381
1347 if (mapped && !view_start) 1382 if (mapped)
1348 XClearArea (dpy, vt, 0, 1383 XClearArea (dpy, vt, 0,
1349 Row2Pixel (row - view_start), (unsigned int)width, 1384 Row2Pixel (row - view_start), (unsigned int)vt_width,
1350 (unsigned int)Height2Pixel (num), False); 1385 (unsigned int)Height2Pixel (num), False);
1351 } 1386 }
1352 else 1387 else
1353 { 1388 {
1354 ren = rstyle & (RS_fgMask | RS_bgMask); 1389 ren = rstyle & (RS_fgMask | RS_bgMask);
1355 1390
1356 if (mapped && !view_start) 1391 if (mapped)
1357 { 1392 {
1358 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1393 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1359 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1394 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1360 XFillRectangle (dpy, vt, gc, 1395 XFillRectangle (dpy, vt, gc,
1361 0, Row2Pixel (row - view_start), 1396 0, Row2Pixel (row - view_start),
1362 (unsigned int)width, 1397 (unsigned int)vt_width,
1363 (unsigned int)Height2Pixel (num)); 1398 (unsigned int)Height2Pixel (num));
1364 gcvalue.foreground = pix_colors[Color_fg]; 1399 gcvalue.foreground = pix_colors[Color_fg];
1365 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1400 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1366 } 1401 }
1367 } 1402 }
1368 1403
1369 for (; num--; row++) 1404 for (; num--; row++)
1370 { 1405 {
1371 scr_blank_screen_mem (ROW(row), rstyle); 1406 scr_blank_screen_mem (ROW(row), rstyle);
1372 1407
1373 if (!view_start) 1408 if (row - view_start < nrow)
1374 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1409 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1375 } 1410 }
1376} 1411}
1377 1412
1378#if !ENABLE_MINIMAL 1413#if !ENABLE_MINIMAL
1379void 1414void
1389/* ------------------------------------------------------------------------- */ 1424/* ------------------------------------------------------------------------- */
1390/* 1425/*
1391 * Fill the screen with `E's 1426 * Fill the screen with `E's
1392 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1427 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1393 */ 1428 */
1394void 1429void ecb_cold
1395rxvt_term::scr_E () NOTHROW 1430rxvt_term::scr_E () NOTHROW
1396{ 1431{
1397 rend_t fs; 1432 rend_t fs;
1398 1433
1399 want_refresh = 1; 1434 want_refresh = 1;
1400 ZERO_SCROLLBACK (); 1435 ZERO_SCROLLBACK ();
1401 1436
1402 num_scr_allow = 0; 1437 num_scr_allow = 0;
1403 selection_check (3); 1438
1439 row_col_t pos;
1440 pos.row = pos.col = 0;
1441 if (ROWCOL_IS_AFTER (selection.end, pos))
1442 CLEAR_SELECTION ();
1404 1443
1405 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1444 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1406 for (int row = nrow; row--; ) 1445 for (int row = nrow; row--; )
1407 { 1446 {
1408 line_t &line = ROW(row); 1447 line_t &line = ROW(row);
1559/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1560/* 1599/*
1561 * Set the scrolling region 1600 * Set the scrolling region
1562 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1601 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1563 */ 1602 */
1564void 1603void ecb_cold
1565rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1604rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1566{ 1605{
1567 max_it (top, 0); 1606 max_it (top, 0);
1568 min_it (bot, nrow - 1); 1607 min_it (bot, nrow - 1);
1569 1608
1579/* 1618/*
1580 * Make the cursor visible/invisible 1619 * Make the cursor visible/invisible
1581 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1620 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1582 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1621 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1583 */ 1622 */
1584void 1623void ecb_cold
1585rxvt_term::scr_cursor_visible (int mode) NOTHROW 1624rxvt_term::scr_cursor_visible (int mode) NOTHROW
1586{ 1625{
1587 want_refresh = 1; 1626 want_refresh = 1;
1588 1627
1589 if (mode) 1628 if (mode)
1596/* 1635/*
1597 * Set/unset automatic wrapping 1636 * Set/unset automatic wrapping
1598 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1637 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1599 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1638 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1600 */ 1639 */
1601void 1640void ecb_cold
1602rxvt_term::scr_autowrap (int mode) NOTHROW 1641rxvt_term::scr_autowrap (int mode) NOTHROW
1603{ 1642{
1604 if (mode) 1643 if (mode)
1605 screen.flags |= Screen_Autowrap; 1644 screen.flags |= Screen_Autowrap;
1606 else 1645 else
1615 * Relative mode: line numbers are relative to top margin of scrolling region 1654 * Relative mode: line numbers are relative to top margin of scrolling region
1616 * and the cursor cannot be moved outside. 1655 * and the cursor cannot be moved outside.
1617 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1656 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1618 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1657 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1619 */ 1658 */
1620void 1659void ecb_cold
1621rxvt_term::scr_relative_origin (int mode) NOTHROW 1660rxvt_term::scr_relative_origin (int mode) NOTHROW
1622{ 1661{
1623 if (mode) 1662 if (mode)
1624 screen.flags |= Screen_Relative; 1663 screen.flags |= Screen_Relative;
1625 else 1664 else
1632/* 1671/*
1633 * Set insert/replace mode 1672 * Set insert/replace mode
1634 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1673 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1635 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1674 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1636 */ 1675 */
1637void 1676void ecb_cold
1638rxvt_term::scr_insert_mode (int mode) NOTHROW 1677rxvt_term::scr_insert_mode (int mode) NOTHROW
1639{ 1678{
1640 if (mode) 1679 if (mode)
1641 screen.flags |= Screen_Insert; 1680 screen.flags |= Screen_Insert;
1642 else 1681 else
1648 * Set/Unset tabs 1687 * Set/Unset tabs
1649 * XTERM_SEQ: Set tab at current column : ESC H 1688 * XTERM_SEQ: Set tab at current column : ESC H
1650 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1689 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1651 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1690 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1652 */ 1691 */
1653void 1692void ecb_cold
1654rxvt_term::scr_set_tab (int mode) NOTHROW 1693rxvt_term::scr_set_tab (int mode) NOTHROW
1655{ 1694{
1656 if (mode < 0) 1695 if (mode < 0)
1657 memset (tabs, 0, ncol); 1696 memset (tabs, 0, ncol);
1658 else if (screen.cur.col < ncol) 1697 else if (screen.cur.col < ncol)
1677 if (rvideo_state != on) 1716 if (rvideo_state != on)
1678 { 1717 {
1679 rvideo_state = on; 1718 rvideo_state = on;
1680 1719
1681 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1720 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1682#ifdef HAVE_BG_PIXMAP 1721#ifdef HAVE_IMG
1683 if (bgPixmap.pixmap == None) 1722 if (bg_img == 0)
1684#endif 1723#endif
1685 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1724 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1686 1725
1687 XGCValues gcvalue; 1726 XGCValues gcvalue;
1688 gcvalue.foreground = pix_colors[Color_fg]; 1727 gcvalue.foreground = pix_colors[Color_fg];
1697/* ------------------------------------------------------------------------- */ 1736/* ------------------------------------------------------------------------- */
1698/* 1737/*
1699 * Report current cursor position 1738 * Report current cursor position
1700 * XTERM_SEQ: Report position: ESC [ 6 n 1739 * XTERM_SEQ: Report position: ESC [ 6 n
1701 */ 1740 */
1702void 1741void ecb_cold
1703rxvt_term::scr_report_position () NOTHROW 1742rxvt_term::scr_report_position () NOTHROW
1704{ 1743{
1705 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1744 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1706} 1745}
1707 1746
1710 * ------------------------------------------------------------------------- */ 1749 * ------------------------------------------------------------------------- */
1711 1750
1712/* 1751/*
1713 * Set font style 1752 * Set font style
1714 */ 1753 */
1715void 1754void ecb_cold
1716rxvt_term::set_font_style () NOTHROW 1755rxvt_term::set_font_style () NOTHROW
1717{ 1756{
1718#if 0 1757#if 0
1719 switch (charsets [screen.charset]) 1758 switch (charsets [screen.charset])
1720 { 1759 {
1742 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1781 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1743 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1782 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1744 * XTERM_SEQ: Invoke G2 character set: ESC N 1783 * XTERM_SEQ: Invoke G2 character set: ESC N
1745 * XTERM_SEQ: Invoke G3 character set: ESC O 1784 * XTERM_SEQ: Invoke G3 character set: ESC O
1746 */ 1785 */
1747void 1786void ecb_cold
1748rxvt_term::scr_charset_choose (int set) NOTHROW 1787rxvt_term::scr_charset_choose (int set) NOTHROW
1749{ 1788{
1750 screen.charset = set; 1789 screen.charset = set;
1751 set_font_style (); 1790 set_font_style ();
1752} 1791}
1773 * ------------------------------------------------------------------------- */ 1812 * ------------------------------------------------------------------------- */
1774 1813
1775/* 1814/*
1776 * refresh matching text. 1815 * refresh matching text.
1777 */ 1816 */
1778bool 1817bool ecb_cold
1779rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1818rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1780{ 1819{
1781 bool found = false; 1820 bool found = false;
1782 1821
1783 for (int i = 0; i < nrow; i++) 1822 for (int i = 0; i < nrow; i++)
1802 PART_BEG = 0, 1841 PART_BEG = 0,
1803 PART_END, 1842 PART_END,
1804 RC_COUNT 1843 RC_COUNT
1805}; 1844};
1806 1845
1807void 1846void ecb_hot
1808rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1847rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1809{ 1848{
1810 int i; 1849 int i;
1811 row_col_t rc[RC_COUNT]; 1850 row_col_t rc[RC_COUNT];
1812 1851
1832 for (i = PART_BEG; i < RC_COUNT; i++) 1871 for (i = PART_BEG; i < RC_COUNT; i++)
1833 { 1872 {
1834 min_it (rc[i].col, ncol - 1); 1873 min_it (rc[i].col, ncol - 1);
1835 min_it (rc[i].row, nrow - 1); 1874 min_it (rc[i].row, nrow - 1);
1836 } 1875 }
1837// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1876
1838 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1877 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1839 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1878 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1840 1879
1841 num_scr_allow = 0; 1880 num_scr_allow = 0;
1842 1881
1849 * Refresh the entire screen 1888 * Refresh the entire screen
1850 */ 1889 */
1851void 1890void
1852rxvt_term::scr_touch (bool refresh) NOTHROW 1891rxvt_term::scr_touch (bool refresh) NOTHROW
1853{ 1892{
1854 scr_expose (0, 0, width, height, refresh); 1893 scr_expose (0, 0, vt_width, vt_height, refresh);
1855} 1894}
1856 1895
1857/* ------------------------------------------------------------------------- */ 1896/* ------------------------------------------------------------------------- */
1858/* 1897/*
1859 * Move the display so that the line represented by scrollbar value Y is at 1898 * Move the display so that the line represented by scrollbar value Y is at
1915 1954
1916# ifndef NO_MAPALERT 1955# ifndef NO_MAPALERT
1917# ifdef MAPALERT_OPTION 1956# ifdef MAPALERT_OPTION
1918 if (option (Opt_mapAlert)) 1957 if (option (Opt_mapAlert))
1919# endif 1958# endif
1920 XMapWindow (dpy, parent[0]); 1959 XMapWindow (dpy, parent);
1921# endif 1960# endif
1922 1961
1923# if ENABLE_FRILLS 1962# if ENABLE_FRILLS
1924 if (option (Opt_urgentOnBell)) 1963 if (option (Opt_urgentOnBell))
1925 set_urgency (1); 1964 set_urgency (1);
1938 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1977 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1939#endif 1978#endif
1940} 1979}
1941 1980
1942/* ------------------------------------------------------------------------- */ 1981/* ------------------------------------------------------------------------- */
1943/* ARGSUSED */ 1982void ecb_cold
1944void
1945rxvt_term::scr_printscreen (int fullhist) NOTHROW 1983rxvt_term::scr_printscreen (int fullhist) NOTHROW
1946{ 1984{
1947#ifdef PRINTPIPE 1985#ifdef PRINTPIPE
1948 int nrows, row_start; 1986 int nrows, row_start;
1949 FILE *fd = popen_printer (); 1987 FILE *fd = popen_printer ();
1998/* 2036/*
1999 * Refresh the screen 2037 * Refresh the screen
2000 * drawn_text/drawn_rend contain the screen information before the update. 2038 * drawn_text/drawn_rend contain the screen information before the update.
2001 * screen.text/screen.rend contain what the screen will change to. 2039 * screen.text/screen.rend contain what the screen will change to.
2002 */ 2040 */
2003void 2041void ecb_hot
2004rxvt_term::scr_refresh () NOTHROW 2042rxvt_term::scr_refresh () NOTHROW
2005{ 2043{
2006 int16_t col, row, /* column/row we're processing */ 2044 int16_t col, row, /* column/row we're processing */
2007 ocrow; /* old cursor row */ 2045 ocrow; /* old cursor row */
2008 int i; /* tmp */ 2046 int i; /* tmp */
2009#ifndef NO_CURSORCOLOR
2010 rend_t cc1; /* store colours at cursor position (s) */
2011#endif
2012 rend_t *crp; // cursor rendition pointer
2013 rend_t ccol1, /* Cursor colour */ 2047 rend_t ccol1, /* Cursor colour */
2014 ccol2; /* Cursor colour2 */ 2048 ccol2; /* Cursor colour2 */
2049 rend_t cur_rend;
2050 int cur_col;
2015 2051
2016 want_refresh = 0; /* screen is current */ 2052 want_refresh = 0; /* screen is current */
2017 2053
2018 if (refresh_type == NO_REFRESH || !mapped) 2054 if (refresh_type == NO_REFRESH || !mapped)
2019 return; 2055 return;
2022 * A: set up vars 2058 * A: set up vars
2023 */ 2059 */
2024 refresh_count = 0; 2060 refresh_count = 0;
2025 2061
2026 unsigned int old_screen_flags = screen.flags; 2062 unsigned int old_screen_flags = screen.flags;
2027 char have_bg = 0; 2063 bool have_bg = 0;
2028#ifdef HAVE_BG_PIXMAP 2064#ifdef HAVE_IMG
2029 have_bg = bgPixmap.pixmap != None; 2065 have_bg = bg_img != 0;
2030#endif 2066#endif
2031 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2067 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2032 2068
2033 /* 2069 /*
2034 * B: reverse any characters which are selected 2070 * B: reverse any characters which are selected
2038 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2074 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2039#if ENABLE_OVERLAY 2075#if ENABLE_OVERLAY
2040 scr_swap_overlay (); 2076 scr_swap_overlay ();
2041#endif 2077#endif
2042 2078
2043 char showcursor = screen.flags & Screen_VisibleCursor; 2079 bool showcursor = screen.flags & Screen_VisibleCursor;
2044 2080
2045 /* 2081 /*
2046 * C: set the cursor character (s) 2082 * C: set the cursor character (s)
2047 */ 2083 */
2048 { 2084 {
2049 unsigned char setoldcursor; 2085 bool setoldcursor;
2050 2086
2051#ifdef CURSOR_BLINK 2087#ifdef CURSOR_BLINK
2052 if (hidden_cursor) 2088 if (hidden_cursor)
2053 showcursor = 0; 2089 showcursor = 0;
2054#endif 2090#endif
2058 int col = screen.cur.col; 2094 int col = screen.cur.col;
2059 2095
2060 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2096 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2061 col--; 2097 col--;
2062 2098
2063 crp = &ROW(screen.cur.row).r[col]; 2099 cur_rend = ROW(screen.cur.row).r[col];
2100 cur_col = col;
2064 2101
2065#ifndef NO_CURSORCOLOR 2102#ifndef NO_CURSORCOLOR
2066 cc1 = *crp & (RS_fgMask | RS_bgMask);
2067 if (ISSET_PIXCOLOR (Color_cursor)) 2103 if (ISSET_PIXCOLOR (Color_cursor))
2068 ccol1 = Color_cursor; 2104 ccol1 = Color_cursor;
2069 else 2105 else
2070#endif 2106#endif
2071#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2107#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2083 ccol2 = bgcolor_of (rstyle); 2119 ccol2 = bgcolor_of (rstyle);
2084#else 2120#else
2085 ccol2 = Color_bg; 2121 ccol2 = Color_bg;
2086#endif 2122#endif
2087 2123
2088 if (showcursor && focus) 2124 if (focus)
2089 { 2125 {
2126 rend_t rend = cur_rend;
2127
2090 if (option (Opt_cursorUnderline)) 2128 if (option (Opt_cursorUnderline))
2091 *crp ^= RS_Uline; 2129 rend ^= RS_Uline;
2092 else 2130 else
2093 { 2131 {
2094 *crp ^= RS_RVid; 2132 rend ^= RS_RVid;
2095 *crp = SET_FGCOLOR (*crp, ccol1); 2133 rend = SET_FGCOLOR (rend, ccol1);
2096 *crp = SET_BGCOLOR (*crp, ccol2); 2134 rend = SET_BGCOLOR (rend, ccol2);
2097 } 2135 }
2136
2137 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2098 } 2138 }
2099 } 2139 }
2100 2140
2101 /* make sure no outline cursor is left around */ 2141 /* make sure no outline cursor is left around */
2102 setoldcursor = 0; 2142 setoldcursor = 0;
2141 { 2181 {
2142 int16_t nits; 2182 int16_t nits;
2143 int i = num_scr; 2183 int i = num_scr;
2144 int j; 2184 int j;
2145 int len, wlen; 2185 int len, wlen;
2146 dLocal (int, num_scr);
2147 2186
2148 j = nrow; 2187 j = nrow;
2149 wlen = len = -1; 2188 wlen = len = -1;
2150 row = i > 0 ? 0 : j - 1; 2189 row = i > 0 ? 0 : j - 1;
2151 2190
2226 continue; 2265 continue;
2227 2266
2228 // redraw one or more characters 2267 // redraw one or more characters
2229 2268
2230 // seek to the beginning of wide characters 2269 // seek to the beginning of wide characters
2231 while (expect_false (stp[col] == NOCHAR && col > 0)) 2270 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2232 --col; 2271 --col;
2233 2272
2234 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2273 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2235 text_t *text = stp + col; 2274 text_t *text = stp + col;
2236 int count = 1; 2275 int count = 1;
2237 2276
2238 dtp[col] = stp[col]; 2277 dtp[col] = stp[col];
2239 drp[col] = rend; 2278 drp[col] = rend;
2274 2313
2275 col--; /* went one too far. move back */ 2314 col--; /* went one too far. move back */
2276 count -= i; /* dump any matching trailing chars */ 2315 count -= i; /* dump any matching trailing chars */
2277 2316
2278 // sometimes we optimize away the trailing NOCHAR's, add them back 2317 // sometimes we optimize away the trailing NOCHAR's, add them back
2279 while (expect_false (i && text[count] == NOCHAR)) 2318 while (ecb_unlikely (i && text[count] == NOCHAR))
2280 count++, i--; 2319 count++, i--;
2281 2320
2282 /* 2321 /*
2283 * Determine the attributes for the string 2322 * Determine the attributes for the string
2284 */ 2323 */
2285 int fore = fgcolor_of (rend); // desired foreground 2324 int fore = fgcolor_of (rend); // desired foreground
2286 int back = bgcolor_of (rend); // desired background 2325 int back = bgcolor_of (rend); // desired background
2287 2326
2288 // only do special processing if any attributes are set, which is unlikely 2327 // only do special processing if any attributes are set, which is unlikely
2289 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2328 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2290 { 2329 {
2291 bool invert = rend & RS_RVid; 2330 bool invert = rend & RS_RVid;
2292 2331
2293#ifndef NO_BOLD_UNDERLINE_REVERSE 2332#ifndef NO_BOLD_UNDERLINE_REVERSE
2294 if (rend & RS_Bold && fore == Color_fg) 2333 if (rend & RS_Bold && fore == Color_fg)
2313 2352
2314 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2353 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2315 fore = Color_UL; 2354 fore = Color_UL;
2316#endif 2355#endif
2317 2356
2357#ifdef OPTION_HC
2358 if (rend & RS_Sel)
2359 {
2360 /* invert the column if no highlightColor is set or it is the
2361 * current cursor column */
2362 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2363 && ISSET_PIXCOLOR (Color_HC))
2364 {
2365 if (ISSET_PIXCOLOR (Color_HTC))
2366 fore = Color_HTC;
2367 // if invert is 0 reverse video is set so we use bg color as fg color
2368 else if (!invert)
2369 fore = back;
2370
2371 back = Color_HC;
2372 invert = 0;
2373 }
2374 }
2375#endif
2376
2318 if (invert) 2377 if (invert)
2319 { 2378 {
2320#ifdef OPTION_HC
2321 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2322 || !ISSET_PIXCOLOR (Color_HC))
2323#endif
2324 /* invert the column if no highlightColor is set or it is the
2325 * current cursor column */
2326 ::swap (fore, back); 2379 ::swap (fore, back);
2327#ifdef OPTION_HC
2328 else if (ISSET_PIXCOLOR (Color_HC))
2329 back = Color_HC;
2330#endif
2331 2380
2332#ifndef NO_BOLD_UNDERLINE_REVERSE 2381#ifndef NO_BOLD_UNDERLINE_REVERSE
2333# ifndef OPTION_HC
2334 if (ISSET_PIXCOLOR (Color_RV))
2335 back = Color_RV;
2336# endif
2337 if (fore == back) 2382 if (fore == back)
2338 { 2383 {
2339 fore = Color_bg; 2384 fore = Color_bg;
2340 back = Color_fg; 2385 back = Color_fg;
2341 } 2386 }
2377 /* 2422 /*
2378 * Actually do the drawing of the string here 2423 * Actually do the drawing of the string here
2379 */ 2424 */
2380 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2425 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2381 2426
2382 if (expect_true (have_bg && back == Color_bg)) 2427 if (ecb_likely (have_bg && back == Color_bg))
2383 { 2428 {
2384 // this is very ugly, maybe push it into ->draw? 2429 // this is very ugly, maybe push it into ->draw?
2385 2430
2386 for (i = 0; i < count; i++) /* don't draw empty strings */ 2431 for (i = 0; i < count; i++) /* don't draw empty strings */
2387 if (text[i] != ' ') 2432 if (text[i] != ' ')
2394 did_clear: ; 2439 did_clear: ;
2395 } 2440 }
2396 else 2441 else
2397 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2442 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2398 2443
2399 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2444 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2400 { 2445 {
2401#if ENABLE_FRILLS 2446#if ENABLE_FRILLS
2402 if (ISSET_PIXCOLOR (Color_underline)) 2447 if (ISSET_PIXCOLOR (Color_underline))
2403 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2448 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2404 else 2449 else
2416 * G: cleanup cursor and display outline cursor if necessary 2461 * G: cleanup cursor and display outline cursor if necessary
2417 */ 2462 */
2418 if (showcursor) 2463 if (showcursor)
2419 { 2464 {
2420 if (focus) 2465 if (focus)
2421 { 2466 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2422 if (option (Opt_cursorUnderline))
2423 *crp ^= RS_Uline;
2424 else
2425 {
2426 *crp ^= RS_RVid;
2427#ifndef NO_CURSORCOLOR
2428 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2429#endif
2430 }
2431 }
2432 else if (oldcursor.row >= 0) 2467 else if (oldcursor.row >= 0)
2433 { 2468 {
2434 int cursorwidth = 1; 2469 int cursorwidth = 1;
2435 int col = oldcursor.col; 2470 int col = oldcursor.col;
2436 2471
2450 2485
2451 XDrawRectangle (dpy, vt, gc, 2486 XDrawRectangle (dpy, vt, gc,
2452 Col2Pixel (col), 2487 Col2Pixel (col),
2453 Row2Pixel (oldcursor.row), 2488 Row2Pixel (oldcursor.row),
2454 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2489 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2455 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2490 (unsigned int) (Height2Pixel (1) - 1));
2456 } 2491 }
2457 } 2492 }
2458 2493
2459 /* 2494 /*
2460 * H: cleanup selection 2495 * H: cleanup selection
2469 screen.flags = old_screen_flags; 2504 screen.flags = old_screen_flags;
2470 num_scr = 0; 2505 num_scr = 0;
2471 num_scr_allow = 1; 2506 num_scr_allow = 1;
2472} 2507}
2473 2508
2474void 2509void ecb_cold
2475rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2510rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2476{ 2511{
2477 if (!l.t) 2512 if (!l.valid ())
2478 return; 2513 return;
2479 2514
2480 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2515 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2481 2516
2482 for (int i = ncol; i--; ) 2517 for (int i = ncol; i--; )
2483 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2518 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2484} 2519}
2485 2520
2486void 2521void ecb_cold
2487rxvt_term::scr_remap_chars () NOTHROW 2522rxvt_term::scr_remap_chars () NOTHROW
2488{ 2523{
2489 for (int i = total_rows; i--; ) 2524 for (int i = total_rows; i--; )
2490 scr_remap_chars (row_buf [i]); 2525 scr_remap_chars (row_buf [i]);
2491 2526
2494 scr_remap_chars (drawn_buf [i]); 2529 scr_remap_chars (drawn_buf [i]);
2495 scr_remap_chars (swap_buf [i]); 2530 scr_remap_chars (swap_buf [i]);
2496 } 2531 }
2497} 2532}
2498 2533
2499void 2534void ecb_cold
2500rxvt_term::scr_recolour () NOTHROW 2535rxvt_term::scr_recolour (bool refresh) NOTHROW
2501{ 2536{
2502#ifdef HAVE_BG_PIXMAP 2537 bool transparent = false;
2503 bgPixmap.apply ();
2504#else
2505 2538
2539#ifdef HAVE_IMG
2540 if (bg_img != 0)
2541 {
2542# if ENABLE_TRANSPARENCY
2543 if (bg_flags & BG_IS_TRANSPARENT)
2544 {
2545 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2546 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2547
2548 transparent = true;
2549 }
2550 else
2551# endif
2552 {
2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2554 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2555 }
2556 }
2557 else
2558#endif
2559 {
2506 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2560 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2507 XClearWindow (dpy, parent[0]);
2508 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2561 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2562 }
2563
2564 XClearWindow (dpy, parent);
2509 2565
2510 if (scrollBar.win) 2566 if (scrollBar.win)
2511 { 2567 {
2568 if (transparent)
2569 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2570 else
2512 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2571 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2513 scrollBar.state = STATE_IDLE; 2572 scrollBar.state = SB_STATE_IDLE;
2514 scrollBar.show (0); 2573 scrollBar.show (0);
2515 } 2574 }
2516 2575
2517#endif 2576 if (refresh)
2518 2577 {
2519 /* bgPixmap.apply () does not do the following : */
2520 scr_clear (); 2578 scr_clear ();
2521 scr_touch (true); 2579 scr_touch (true);
2580 }
2522 want_refresh = 1; 2581 want_refresh = 1;
2523} 2582}
2524 2583
2525/* ------------------------------------------------------------------------- */ 2584/* ------------------------------------------------------------------------- */
2526void 2585void
2583 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2642 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2584 srp[col] ^= rstyle; 2643 srp[col] ^= rstyle;
2585} 2644}
2586 2645
2587/* ------------------------------------------------------------------------- */ 2646/* ------------------------------------------------------------------------- */
2588void 2647void ecb_hot
2589rxvt_term::scr_reverse_selection () NOTHROW 2648rxvt_term::scr_reverse_selection () NOTHROW
2590{ 2649{
2591 if (selection.op 2650 if (selection.op
2592 && current_screen == selection.screen 2651 && current_screen == selection.screen
2593 && selection.end.row >= view_start) 2652 && selection.end.row >= view_start)
2594 { 2653 {
2595#if !ENABLE_MINIMAL 2654#if !ENABLE_MINIMAL
2596 if (selection.rect) 2655 if (selection.rect)
2597 scr_xor_rect (selection.beg.row, selection.beg.col, 2656 scr_xor_rect (selection.beg.row, selection.beg.col,
2598 selection.end.row, selection.end.col, 2657 selection.end.row, selection.end.col,
2599 RS_RVid, RS_RVid | RS_Uline); 2658 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2600 else 2659 else
2601#endif 2660#endif
2602 scr_xor_span (selection.beg.row, selection.beg.col, 2661 scr_xor_span (selection.beg.row, selection.beg.col,
2603 selection.end.row, selection.end.col, 2662 selection.end.row, selection.end.col,
2604 RS_RVid); 2663 RS_Sel | RS_RVid);
2605 } 2664 }
2606} 2665}
2607 2666
2608/* ------------------------------------------------------------------------- */ 2667/* ------------------------------------------------------------------------- */
2609/* 2668/*
2612 */ 2671 */
2613#if 0 2672#if 0
2614void 2673void
2615rxvt_term::scr_dump (int fd) NOTHROW 2674rxvt_term::scr_dump (int fd) NOTHROW
2616{ 2675{
2617 int row, wrote; 2676 // if this method is needed, it can be implemented by factoring the
2618 unsigned int width, towrite; 2677 // relevant code in scr_printscreen
2619 char r1[] = "\n";
2620
2621 for (row = saveLines + top_row;
2622 row < saveLines + nrow - 1; row++)
2623 {
2624 width = row_buf[row].l >= 0 ? row_buf[row].l
2625 : ncol;
2626 for (towrite = width; towrite; towrite -= wrote)
2627 {
2628 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2629 towrite);
2630 if (wrote < 0)
2631 return; /* XXX: death, no report */
2632 }
2633 if (row_buf[row].l >= 0)
2634 if (write (fd, r1, 1) <= 0)
2635 return; /* XXX: death, no report */
2636 }
2637} 2678}
2638#endif 2679#endif
2639 2680
2640/* ------------------------------------------------------------------------- * 2681/* ------------------------------------------------------------------------- *
2641 * CHARACTER SELECTION * 2682 * CHARACTER SELECTION *
2642 * ------------------------------------------------------------------------- */ 2683 * ------------------------------------------------------------------------- */
2643void 2684void
2644rxvt_term::selection_check (int check_more) NOTHROW 2685rxvt_term::selection_check (int check_more) NOTHROW
2645{ 2686{
2646 row_col_t pos;
2647
2648 if (!selection.op) 2687 if (!selection.op)
2649 return; 2688 return;
2650 2689
2651 pos.row = pos.col = 0;
2652 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2690 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2653 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2691 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2654 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2692 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2655 || (check_more == 1 2693 || (check_more == 1
2656 && current_screen == selection.screen 2694 && current_screen == selection.screen
2657 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2695 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2658 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2696 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2659 || (check_more == 2
2660 && ROWCOL_IS_BEFORE (selection.beg, pos)
2661 && ROWCOL_IS_AFTER (selection.end, pos))
2662 || (check_more == 3
2663 && ROWCOL_IS_AFTER (selection.end, pos))
2664 || (check_more == 4 /* screen width change */
2665 && (selection.beg.row != selection.end.row
2666 || selection.end.col > ncol)))
2667 CLEAR_SELECTION (); 2697 CLEAR_ALL_SELECTION ();
2698}
2699
2700void
2701rxvt_term::selection_changed () NOTHROW
2702{
2703 line_t &r1 = ROW (selection.beg.row);
2704 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2705 --selection.beg.col;
2706
2707 line_t &r2 = ROW (selection.end.row);
2708 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2709 ++selection.end.col;
2710
2711 want_refresh = 1;
2668} 2712}
2669 2713
2670/* ------------------------------------------------------------------------- */ 2714/* ------------------------------------------------------------------------- */
2671/* 2715/*
2672 * Paste a selection direct to the command fd 2716 * Paste a selection direct to the command fd
2673 */ 2717 */
2674void 2718void
2675rxvt_term::paste (char *data, unsigned int len) NOTHROW 2719rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2676{ 2720{
2677 /* convert normal newline chars into common keyboard Return key sequence */ 2721 /* convert normal newline chars into common keyboard Return key sequence */
2678 for (unsigned int i = 0; i < len; i++) 2722 for (unsigned int i = 0; i < len; i++)
2679 if (data[i] == C0_LF) 2723 if (data[i] == C0_LF)
2680 data[i] = C0_CR; 2724 data[i] = C0_CR;
2681 2725
2682 if (priv_modes & PrivMode_BracketPaste) 2726 if (priv_modes & PrivMode_BracketPaste)
2683 tt_printf ("\e[200~"); 2727 tt_printf ("\x1b[200~");
2684 2728
2685 tt_write (data, len); 2729 tt_write (data, len);
2686 2730
2687 if (priv_modes & PrivMode_BracketPaste) 2731 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[201~"); 2732 tt_printf ("\x1b[201~");
2689} 2733}
2690 2734
2691/* ------------------------------------------------------------------------- */
2692/*
2693 * Respond to a notification that a primary selection has been sent
2694 * EXT: SelectionNotify
2695 */
2696void 2735void
2697rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2736rxvt_term::paste (char *data, unsigned int len) NOTHROW
2698{ 2737{
2699 if (prop == None) /* check for failed XConvertSelection */ 2738 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2700 {
2701 if ((selection_type & Sel_CompoundText))
2702 {
2703 int selnum = selection_type & Sel_whereMask;
2704
2705 selection_type = 0;
2706 if (selnum != Sel_direct)
2707 selection_request_other (XA_STRING, selnum);
2708 }
2709
2710 if ((selection_type & Sel_UTF8String))
2711 {
2712 int selnum = selection_type & Sel_whereMask;
2713
2714 selection_type = Sel_CompoundText;
2715 if (selnum != Sel_direct)
2716 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2717 else
2718 selection_type = 0;
2719 }
2720
2721 return;
2722 }
2723
2724 unsigned long bytes_after;
2725 XTextProperty ct;
2726
2727 if (XGetWindowProperty (dpy, win, prop,
2728 0, PROP_SIZE / 4,
2729 delete_prop, AnyPropertyType,
2730 &ct.encoding, &ct.format,
2731 &ct.nitems, &bytes_after,
2732 &ct.value) != Success)
2733 {
2734 ct.value = 0;
2735 goto bailout;
2736 }
2737
2738 if (ct.encoding == None)
2739 goto bailout;
2740
2741 if (bytes_after)
2742 {
2743 // fetch and append remaining data
2744 XTextProperty ct2;
2745
2746 if (XGetWindowProperty (dpy, win, prop,
2747 ct.nitems / 4, (bytes_after + 3) / 4,
2748 delete_prop, AnyPropertyType,
2749 &ct2.encoding, &ct2.format,
2750 &ct2.nitems, &bytes_after,
2751 &ct2.value) != Success)
2752 goto bailout;
2753
2754 // realloc should be compatible to XFree, here, and elsewhere, too
2755 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2756 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2757 ct.nitems += ct2.nitems;
2758
2759 XFree (ct2.value);
2760 }
2761
2762 if (ct.value == 0)
2763 goto bailout;
2764
2765 if (ct.encoding == xa[XA_INCR])
2766 {
2767 // INCR selection, start handshake
2768 if (!delete_prop)
2769 XDeleteProperty (dpy, win, prop);
2770
2771 selection_wait = Sel_incr;
2772 incr_buf_fill = 0;
2773 incr_ev.start (10);
2774
2775 goto bailout;
2776 }
2777
2778 if (ct.nitems == 0)
2779 {
2780 if (selection_wait == Sel_incr)
2781 {
2782 XFree (ct.value);
2783
2784 // finally complete, now paste the whole thing
2785 selection_wait = Sel_normal;
2786 ct.value = (unsigned char *)incr_buf;
2787 ct.nitems = incr_buf_fill;
2788 incr_buf = 0;
2789 incr_buf_size = 0;
2790 incr_ev.stop ();
2791 }
2792 else
2793 {
2794 if (selection_wait == Sel_normal
2795 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2796 {
2797 /*
2798 * pass through again trying CUT_BUFFER0 if we've come from
2799 * XConvertSelection () but nothing was presented
2800 */
2801 selection_paste (display->root, XA_CUT_BUFFER0, False);
2802 }
2803
2804 goto bailout;
2805 }
2806 }
2807 else if (selection_wait == Sel_incr)
2808 {
2809 incr_ev.start (10);
2810
2811 while (incr_buf_fill + ct.nitems > incr_buf_size)
2812 {
2813 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2814 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2815 }
2816
2817 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2818 incr_buf_fill += ct.nitems;
2819
2820 goto bailout;
2821 }
2822
2823 char **cl;
2824 int cr;
2825
2826#if !ENABLE_MINIMAL
2827 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2828 // so recode it manually
2829 if (ct.encoding == xa[XA_UTF8_STRING])
2830 {
2831 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2832 char *s = rxvt_wcstombs (w);
2833 free (w);
2834 // TODO: strlen == only the first element will be converted. well...
2835 paste (s, strlen (s));
2836 free (s);
2837 }
2838 else
2839#endif
2840 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2841 && cl)
2842 {
2843 for (int i = 0; i < cr; i++)
2844 paste (cl[i], strlen (cl[i]));
2845
2846 XFreeStringList (cl);
2847 }
2848 else
2849 paste ((char *)ct.value, ct.nitems); // paste raw
2850
2851bailout:
2852 XFree (ct.value);
2853
2854 if (selection_wait == Sel_normal)
2855 selection_wait = Sel_none;
2856}
2857
2858void
2859rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2860{
2861 selection_wait = Sel_none;
2862
2863 incr_buf_size = 0;
2864 free (incr_buf);
2865
2866 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2867}
2868
2869void
2870rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2871{
2872 if (prop == None || selection_wait != Sel_incr)
2873 return; 2739 return;
2874 2740
2875 selection_paste (win, prop, true); 2741 tt_paste (data, len);
2876} 2742}
2877 2743
2878/* ------------------------------------------------------------------------- */ 2744/* ------------------------------------------------------------------------- */
2879/* 2745/*
2880 * Request the current selection: 2746 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2881 * Order: > internal selection if available 2747 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2882 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2748 * as fallback
2883 * > CUT_BUFFER0
2884 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2885 * will auto fallback to CUT_BUFFER0
2886 * EXT: button 2 release 2749 * EXT: button 2 release
2887 */ 2750 */
2888void 2751void
2889rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2752rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2890{ 2753{
2891 if (selection.text && selnum == Sel_Primary) 2754 if (!selection_req)
2892 {
2893 /* internal selection */
2894 char *str = rxvt_wcstombs (selection.text, selection.len);
2895 paste (str, strlen (str));
2896 free (str);
2897 return;
2898 } 2755 {
2899 else 2756 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2757 selection_req->run ();
2900 { 2758 }
2901 selection_request_time = tm;
2902 selection_wait = Sel_normal;
2903
2904#if X_HAVE_UTF8_STRING
2905 selection_type = Sel_UTF8String;
2906 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2907 return;
2908#else
2909 selection_type = Sel_CompoundText;
2910 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2911 return;
2912#endif
2913 }
2914
2915 selection_wait = Sel_none; /* don't loop in selection_paste () */
2916 selection_paste (display->root, XA_CUT_BUFFER0, false);
2917}
2918
2919int
2920rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2921{
2922 Atom sel;
2923
2924 selection_type |= selnum;
2925
2926 if (selnum == Sel_Primary)
2927 sel = XA_PRIMARY;
2928 else if (selnum == Sel_Secondary)
2929 sel = XA_SECONDARY;
2930 else
2931 sel = xa[XA_CLIPBOARD];
2932
2933 if (XGetSelectionOwner (dpy, sel) != None)
2934 {
2935 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2936 vt, selection_request_time);
2937 return 1;
2938 }
2939
2940 return 0;
2941} 2759}
2942 2760
2943/* ------------------------------------------------------------------------- */ 2761/* ------------------------------------------------------------------------- */
2944/* 2762/*
2945 * Clear all selected text 2763 * Clear all selected text
2946 * EXT: SelectionClear 2764 * EXT: SelectionClear
2947 */ 2765 */
2948void 2766void
2949rxvt_term::selection_clear () NOTHROW 2767rxvt_term::selection_clear (bool clipboard) NOTHROW
2950{ 2768{
2769 if (!clipboard)
2770 {
2951 want_refresh = 1; 2771 want_refresh = 1;
2952 free (selection.text); 2772 free (selection.text);
2953 selection.text = NULL; 2773 selection.text = NULL;
2954 selection.len = 0; 2774 selection.len = 0;
2955 CLEAR_SELECTION (); 2775 CLEAR_SELECTION ();
2956 2776
2957 if (display->selection_owner == this) 2777 if (display->selection_owner == this)
2958 display->selection_owner = 0; 2778 display->selection_owner = 0;
2779 }
2780 else
2781 {
2782 free (selection.clip_text);
2783 selection.clip_text = NULL;
2784 selection.clip_len = 0;
2785
2786 if (display->clipboard_owner == this)
2787 display->clipboard_owner = 0;
2788 }
2959} 2789}
2960 2790
2961/* ------------------------------------------------------------------------- */ 2791/* ------------------------------------------------------------------------- */
2962/* 2792/*
2963 * Copy a selection into the cut buffer 2793 * Copy a selection into the cut buffer
2964 * EXT: button 1 or 3 release 2794 * EXT: button 1 or 3 release
2965 */ 2795 */
2966void 2796void
2967rxvt_term::selection_make (Time tm) 2797rxvt_term::selection_make (Time tm)
2968{ 2798{
2969 int i; 2799 int size;
2970 wchar_t *new_selection_text; 2800 wchar_t *new_selection_text;
2971 text_t *t; 2801 text_t *t;
2972 2802
2973 switch (selection.op) 2803 switch (selection.op)
2974 { 2804 {
2990 return; /* nothing selected, go away */ 2820 return; /* nothing selected, go away */
2991 2821
2992 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2822 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2993 return; 2823 return;
2994 2824
2995 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2825 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2996 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2826 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2997 2827
2998 int ofs = 0; 2828 int ofs = 0;
2999 int extra = 0; 2829 int extra = 0;
3000 2830
3001 int col = selection.beg.col; 2831 int col = selection.beg.col;
3007 { 2837 {
3008#if !ENABLE_MINIMAL 2838#if !ENABLE_MINIMAL
3009 if (selection.rect) 2839 if (selection.rect)
3010 { 2840 {
3011 col = selection.beg.col; 2841 col = selection.beg.col;
3012 end_col = ncol + 1; 2842 end_col = selection.end.col;
3013 } 2843 }
3014 else 2844 else
3015#endif 2845#endif
3016 end_col = ROW(row).l; 2846 end_col = ROW(row).l;
3017 2847
3018 col = max (col, 0); 2848 col = max (col, 0);
3019 2849
3020 if (row == selection.end.row 2850 if (row == selection.end.row)
3021#if !ENABLE_MINIMAL
3022 || selection.rect
3023#endif
3024 )
3025 min_it (end_col, selection.end.col); 2851 min_it (end_col, selection.end.col);
3026 2852
3027 t = ROW(row).t + col; 2853 t = ROW(row).t + col;
3028 2854
3029 for (; col < end_col; col++) 2855 for (; col < end_col; col++)
3037 2863
3038 extra -= (len - 1); 2864 extra -= (len - 1);
3039 2865
3040 if (extra < 0) 2866 if (extra < 0)
3041 { 2867 {
3042 extra += i; 2868 extra += size;
3043 i += i; 2869 size += size;
3044 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2870 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3045 } 2871 }
3046 2872
3047 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2873 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3048 } 2874 }
3049#endif 2875#endif
3061 2887
3062 new_selection_text[ofs++] = C0_LF; 2888 new_selection_text[ofs++] = C0_LF;
3063 } 2889 }
3064 else 2890 else
3065#endif 2891#endif
3066 if (!ROW(row).is_longer () && row != selection.end.row) 2892 if (!ROW(row).is_longer ()
2893 && (row != selection.end.row || end_col != selection.end.col)
2894 && (row != selection.beg.row || selection.beg.col < ncol))
3067 new_selection_text[ofs++] = C0_LF; 2895 new_selection_text[ofs++] = C0_LF;
3068 } 2896 }
3069
3070 if (end_col != selection.end.col)
3071 new_selection_text[ofs++] = C0_LF;
3072 2897
3073 new_selection_text[ofs] = 0; 2898 new_selection_text[ofs] = 0;
3074 2899
3075 if (ofs == 0) 2900 if (ofs == 0)
3076 { 2901 {
3089 2914
3090 selection_grab (tm); 2915 selection_grab (tm);
3091} 2916}
3092 2917
3093bool 2918bool
3094rxvt_term::selection_grab (Time tm) NOTHROW 2919rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3095{ 2920{
2921 Atom sel;
2922
2923 if (!clipboard)
2924 {
3096 selection_time = tm; 2925 selection_time = tm;
2926 sel = XA_PRIMARY;
2927 }
2928 else
2929 {
2930 clipboard_time = tm;
2931 sel = xa[XA_CLIPBOARD];
2932 }
3097 2933
3098 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2934 XSetSelectionOwner (dpy, sel, vt, tm);
3099 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2935 if (XGetSelectionOwner (dpy, sel) == vt)
3100 { 2936 {
3101 display->set_selection_owner (this); 2937 display->set_selection_owner (this, clipboard);
3102 return true; 2938 return true;
3103 } 2939 }
3104 else 2940 else
3105 { 2941 {
3106 selection_clear (); 2942 selection_clear (clipboard);
3107 return false; 2943 return false;
3108 } 2944 }
3109 2945
3110#if 0 2946#if 0
3111 XTextProperty ct; 2947 XTextProperty ct;
3121/* ------------------------------------------------------------------------- */ 2957/* ------------------------------------------------------------------------- */
3122/* 2958/*
3123 * Mark or select text based upon number of clicks: 1, 2, or 3 2959 * Mark or select text based upon number of clicks: 1, 2, or 3
3124 * EXT: button 1 press 2960 * EXT: button 1 press
3125 */ 2961 */
3126void 2962void ecb_cold
3127rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2963rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3128{ 2964{
3129 clicks = ((clicks - 1) % 3) + 1; 2965 clicks = ((clicks - 1) % 3) + 1;
3130 selection.clicks = clicks; /* save clicks so extend will work */ 2966 selection.clicks = clicks; /* save clicks so extend will work */
3131 2967
3150 2986
3151/* ------------------------------------------------------------------------- */ 2987/* ------------------------------------------------------------------------- */
3152/* 2988/*
3153 * Mark a selection at the specified col/row 2989 * Mark a selection at the specified col/row
3154 */ 2990 */
3155void 2991void ecb_cold
3156rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2992rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3157{ 2993{
3158 want_refresh = 1; 2994 want_refresh = 1;
3159 2995
3160 selection.mark.row = row + view_start; 2996 selection.mark.row = row + view_start;
3183 * Word select: select text for 2 clicks 3019 * Word select: select text for 2 clicks
3184 * We now only find out the boundary in one direction 3020 * We now only find out the boundary in one direction
3185 */ 3021 */
3186 3022
3187/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3023/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3188#define DELIMIT_TEXT(x) \ 3024#define DELIMIT_TEXT(x) \
3189 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3025 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3190#define DELIMIT_REND(x) 1 3026#define DELIMIT_REND(x) 1
3191 3027
3192void 3028void ecb_cold
3193rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3029rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3194{ 3030{
3195 int col, row, dirnadd, tcol, trow, w1, w2; 3031 int col, row, dirnadd, tcol, trow, w1, w2;
3196 row_col_t bound; 3032 row_col_t bound;
3197 text_t *stp; 3033 text_t *stp;
3271 * EXT: button 3 press; button 1 or 3 drag 3107 * EXT: button 3 press; button 1 or 3 drag
3272 * flag == 0 ==> button 1 3108 * flag == 0 ==> button 1
3273 * flag == 1 ==> button 3 press 3109 * flag == 1 ==> button 3 press
3274 * flag == 2 ==> button 3 motion 3110 * flag == 2 ==> button 3 motion
3275 */ 3111 */
3276void 3112void ecb_cold
3277rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3113rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3278{ 3114{
3279 int col = clamp (Pixel2Col (x), 0, ncol); 3115 int col = clamp (Pixel2Col (x), 0, ncol);
3280 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3116 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3281 3117
3307 3143
3308/* ------------------------------------------------------------------------- */ 3144/* ------------------------------------------------------------------------- */
3309/* 3145/*
3310 * Extend the selection to the specified col/row 3146 * Extend the selection to the specified col/row
3311 */ 3147 */
3312void 3148void ecb_cold
3313rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3149rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3314{ 3150{
3315 row_col_t pos; 3151 row_col_t pos;
3316 enum { 3152 enum {
3317 LEFT, RIGHT 3153 LEFT, RIGHT
3318 } closeto = RIGHT; 3154 } closeto = RIGHT;
3319
3320 want_refresh = 1;
3321 3155
3322 switch (selection.op) 3156 switch (selection.op)
3323 { 3157 {
3324 case SELECTION_INIT: 3158 case SELECTION_INIT:
3325 CLEAR_SELECTION (); 3159 CLEAR_SELECTION ();
3505 3339
3506#if !ENABLE_MINIMAL 3340#if !ENABLE_MINIMAL
3507 if (selection.rect && selection.beg.col > selection.end.col) 3341 if (selection.rect && selection.beg.col > selection.end.col)
3508 ::swap (selection.beg.col, selection.end.col); 3342 ::swap (selection.beg.col, selection.end.col);
3509#endif 3343#endif
3344
3345 selection_changed ();
3510} 3346}
3511 3347
3512#if !ENABLE_MINIMAL 3348#if !ENABLE_MINIMAL
3513void 3349void ecb_cold
3514rxvt_term::selection_remove_trailing_spaces () NOTHROW 3350rxvt_term::selection_remove_trailing_spaces () NOTHROW
3515{ 3351{
3516 int32_t end_col, end_row; 3352 int32_t end_col, end_row;
3517 text_t *stp; 3353 text_t *stp;
3518 3354
3556/* ------------------------------------------------------------------------- */ 3392/* ------------------------------------------------------------------------- */
3557/* 3393/*
3558 * Double click on button 3 when already selected 3394 * Double click on button 3 when already selected
3559 * EXT: button 3 double click 3395 * EXT: button 3 double click
3560 */ 3396 */
3561void 3397void ecb_cold
3562rxvt_term::selection_rotate (int x, int y) NOTHROW 3398rxvt_term::selection_rotate (int x, int y) NOTHROW
3563{ 3399{
3564 selection.clicks = selection.clicks % 3 + 1; 3400 selection.clicks = selection.clicks % 3 + 1;
3565 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3401 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3566} 3402}
3568/* ------------------------------------------------------------------------- */ 3404/* ------------------------------------------------------------------------- */
3569/* 3405/*
3570 * Respond to a request for our current selection 3406 * Respond to a request for our current selection
3571 * EXT: SelectionRequest 3407 * EXT: SelectionRequest
3572 */ 3408 */
3573void 3409void ecb_cold
3574rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3410rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3575{ 3411{
3412 Atom property = rq.property == None ? rq.target : rq.property;
3576 XSelectionEvent ev; 3413 XSelectionEvent ev;
3577 3414
3578 ev.type = SelectionNotify; 3415 ev.type = SelectionNotify;
3579 ev.property = None; 3416 ev.property = None;
3580 ev.display = rq.display; 3417 ev.display = rq.display;
3595 *target++ = xa[XA_COMPOUND_TEXT]; 3432 *target++ = xa[XA_COMPOUND_TEXT];
3596#if X_HAVE_UTF8_STRING 3433#if X_HAVE_UTF8_STRING
3597 *target++ = xa[XA_UTF8_STRING]; 3434 *target++ = xa[XA_UTF8_STRING];
3598#endif 3435#endif
3599 3436
3600 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3437 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3601 32, PropModeReplace, 3438 32, PropModeReplace,
3602 (unsigned char *)target_list, target - target_list); 3439 (unsigned char *)target_list, target - target_list);
3603 ev.property = rq.property; 3440 ev.property = property;
3604 } 3441 }
3605#if TODO // TODO 3442#if TODO // TODO
3606 else if (rq.target == xa[XA_MULTIPLE]) 3443 else if (rq.target == xa[XA_MULTIPLE])
3607 { 3444 {
3608 /* TODO: Handle MULTIPLE */ 3445 /* TODO: Handle MULTIPLE */
3609 } 3446 }
3610#endif 3447#endif
3611 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3448 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3612 { 3449 {
3613 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3450 XChangeProperty (dpy, rq.requestor, property, rq.target,
3614 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3451 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3615 ev.property = rq.property; 3452 ev.property = property;
3453 }
3454 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3455 {
3456 XChangeProperty (dpy, rq.requestor, property, rq.target,
3457 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3458 ev.property = property;
3616 } 3459 }
3617 else if (rq.target == XA_STRING 3460 else if (rq.target == XA_STRING
3618 || rq.target == xa[XA_TEXT] 3461 || rq.target == xa[XA_TEXT]
3619 || rq.target == xa[XA_COMPOUND_TEXT] 3462 || rq.target == xa[XA_COMPOUND_TEXT]
3620 || rq.target == xa[XA_UTF8_STRING] 3463 || rq.target == xa[XA_UTF8_STRING]
3652 { 3495 {
3653 target = xa[XA_COMPOUND_TEXT]; 3496 target = xa[XA_COMPOUND_TEXT];
3654 style = enc_compound_text; 3497 style = enc_compound_text;
3655 } 3498 }
3656 3499
3657 if (selection.text) 3500 if (rq.selection == XA_PRIMARY && selection.text)
3658 { 3501 {
3659 cl = selection.text; 3502 cl = selection.text;
3660 selectlen = selection.len; 3503 selectlen = selection.len;
3504 }
3505 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3506 {
3507 cl = selection.clip_text;
3508 selectlen = selection.clip_len;
3661 } 3509 }
3662 else 3510 else
3663 { 3511 {
3664 cl = L""; 3512 cl = L"";
3665 selectlen = 0; 3513 selectlen = 0;
3686 ct.value = (unsigned char *)cl; 3534 ct.value = (unsigned char *)cl;
3687 ct.nitems = selectlen; 3535 ct.nitems = selectlen;
3688 ct.encoding = target; 3536 ct.encoding = target;
3689 } 3537 }
3690 3538
3691 XChangeProperty (dpy, rq.requestor, rq.property, 3539 XChangeProperty (dpy, rq.requestor, property,
3692 ct.encoding, 8, PropModeReplace, 3540 ct.encoding, 8, PropModeReplace,
3693 ct.value, (int)ct.nitems); 3541 ct.value, (int)ct.nitems);
3694 ev.property = rq.property; 3542 ev.property = property;
3695 3543
3696 if (freect) 3544 if (freect)
3697 XFree (ct.value); 3545 XFree (ct.value);
3698 } 3546 }
3699 3547
3700 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3548 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3701} 3549}
3702 3550
3703/* ------------------------------------------------------------------------- */ 3551/* ------------------------------------------------------------------------- */
3704#ifdef USE_XIM 3552#if USE_XIM
3705void 3553void ecb_cold
3706rxvt_term::im_set_position (XPoint &pos) NOTHROW 3554rxvt_term::im_set_position (XPoint &pos) NOTHROW
3707{ 3555{
3708 XWindowAttributes xwa; 3556 XWindowAttributes xwa;
3709 3557
3710 XGetWindowAttributes (dpy, vt, &xwa); 3558 XGetWindowAttributes (dpy, vt, &xwa);

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