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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.327 by root, Wed Nov 5 14:43:54 2008 UTC vs.
Revision 1.429 by root, Sun Jan 13 20:11:21 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;
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 = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
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 size_t prev_chunk_size = chunk_size;
231 line_t *prev_drawn_buf = drawn_buf;
232 line_t *prev_swap_buf = swap_buf;
233 line_t *prev_row_buf = row_buf;
234
235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
192 if (!row_buf) 239 if (!prev_row_buf)
193 { 240 {
194 /* 241 /*
195 * first time called so just malloc everything: don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
196 */ 243 */
197 top_row = 0; 244 top_row = 0;
198 term_start = 0; 245 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 }
213 246
214 memset (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
215 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
216 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
217 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
231 selection.text = NULL; 264 selection.text = NULL;
232 selection.len = 0; 265 selection.len = 0;
233 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
234 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
235 selection.clicks = 0; 268 selection.clicks = 0;
269 selection.clip_text = NULL;
270 selection.clip_len = 0;
236 } 271 }
237 else 272 else
238 { 273 {
239 /* 274 /*
240 * add or delete rows as appropriate 275 * add or delete rows as appropriate
241 */ 276 */
242 277
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--; ) 278 for (int row = min (nrow, prev_nrow); row--; )
261 { 279 {
262 lresize (drawn_buf[row]); 280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
263 lresize (swap_buf [row]); 281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
264 }
265 282
266 for (int row = prev_nrow; row < nrow; row++) 283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
288 swap_buf [row].l = prev_swap_buf [row].l;
267 { 289 }
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));
274 290
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 291 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows); 292 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row 293 int q = total_rows; // rewrapped row
278 294
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 302 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287 303
288 do 304 do
289 { 305 {
290 p = MOD (p - 1, prev_total_rows); 306 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t); 307 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
293#endif
294 int plines = 1; 308 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l; 309 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
296 310
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 311 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
298 { 312 {
299 p = MOD (p - 1, prev_total_rows); 313 p = MOD (p - 1, prev_total_rows);
300 314
301 plines++; 315 plines++;
302 llen += prev_ncol; 316 llen += prev_ncol;
315 329
316 // re-assemble the full line by destination lines 330 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++) 331 for (int qrow = q; qlines--; qrow++)
318 { 332 {
319 qline = row_buf + qrow; 333 qline = row_buf + qrow;
320 lalloc (*qline); 334 qline->alloc (); // redundant with next line
321 qline->l = ncol; 335 qline->l = ncol;
322 qline->is_longer (1); 336 qline->is_longer (1);
323 337
324 int qcol = 0; 338 int qcol = 0;
325 339
340 // this seems to upset applications/shells/readline 354 // this seems to upset applications/shells/readline
341 // least. 355 // least.
342 if (prow == ocur.row) 356 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow); 357 screen.cur.row = q - (total_rows - nrow);
344 358
345 line_t &pline = old_buf [prow]; 359 line_t &pline = prev_row_buf [prow];
346 360
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 361 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348 362
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 363 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 364 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
371 { 385 {
372 // if no scrollback exists (yet), wing, instead of wrap 386 // if no scrollback exists (yet), wing, instead of wrap
373 387
374 for (int row = min (nrow, prev_nrow); row--; ) 388 for (int row = min (nrow, prev_nrow); row--; )
375 { 389 {
376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 390 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
377 line_t &qline = row_buf [row]; 391 line_t &dst = row_buf [row];
378 392
379 qline = pline; 393 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
380 lresize (qline); 394
395 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
396 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
397 dst.l = common_col;
381 } 398 }
382 399
383 for (int row = prev_nrow; row < nrow; row++) 400 for (int row = prev_nrow; row < nrow; row++)
384 {
385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 401 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
386 }
387 402
388 term_start = 0; 403 term_start = 0;
389 } 404 }
390
391 free (old_buf);
392 delete old_ta;
393 delete old_ra;
394 405
395 clamp_it (screen.cur.row, 0, nrow - 1); 406 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1); 407 clamp_it (screen.cur.col, 0, ncol - 1);
397 } 408 }
398 409
410 for (int row = nrow; row--; )
411 {
412 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
413 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
414 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
415 }
416
417 chunk_free (prev_chunk, prev_chunk_size);
418
399 free (tabs); 419 free (tabs);
400 tabs = (char *)rxvt_malloc (ncol); 420 tabs = (char *)rxvt_malloc (ncol);
401 421
402 for (int col = ncol; --col; ) 422 for (int col = ncol; col--; )
403 tabs [col] = col % TABSIZE == 0; 423 tabs [col] = col % TABSIZE == 0;
404 424
405 CLEAR_ALL_SELECTION (); 425 CLEAR_ALL_SELECTION ();
406 426
407 prev_nrow = nrow; 427 prev_nrow = nrow;
410 tt_winch (); 430 tt_winch ();
411 431
412 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 432 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
413} 433}
414 434
415/* ------------------------------------------------------------------------- */ 435void ecb_cold
416/*
417 * Free everything. That way malloc debugging can find leakage.
418 */
419void
420rxvt_term::scr_release () NOTHROW 436rxvt_term::scr_release () NOTHROW
421{ 437{
422 if (row_buf) 438 chunk_free (chunk, chunk_size);
423 { 439 chunk = 0;
424 delete talloc; talloc = 0; 440 row_buf = 0;
425 delete ralloc; ralloc = 0;
426 441
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); 442 free (tabs);
433 tabs = 0; 443 tabs = 0;
434 }
435} 444}
436 445
437/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
438/* 447/*
439 * Hard/Soft reset 448 * Hard/Soft reset
440 */ 449 */
441void 450void ecb_cold
442rxvt_term::scr_poweron () 451rxvt_term::scr_poweron ()
443{ 452{
444 scr_release (); 453 scr_release ();
454
445 prev_nrow = prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false; 456 rvideo_mode = false;
447 scr_soft_reset (); 457 scr_soft_reset ();
448 scr_reset (); 458 scr_reset ();
449 459
450 scr_clear (true); 460 scr_clear (true);
451 scr_refresh (); 461 scr_refresh ();
452} 462}
453 463
454void 464void ecb_cold
455rxvt_term::scr_soft_reset () 465rxvt_term::scr_soft_reset () NOTHROW
456{ 466{
457 /* only affects modes, nothing drastic such as clearing the screen */ 467 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY 468#if ENABLE_OVERLAY
459 scr_overlay_off (); 469 scr_overlay_off ();
460#endif 470#endif
510 } 520 }
511 521
512 /* boundary check in case screen size changed between SAVE and RESTORE */ 522 /* boundary check in case screen size changed between SAVE and RESTORE */
513 min_it (s->cur.row, nrow - 1); 523 min_it (s->cur.row, nrow - 1);
514 min_it (s->cur.col, ncol - 1); 524 min_it (s->cur.col, ncol - 1);
515#ifdef DEBUG_STRICT
516 assert (s->cur.row >= 0); 525 assert (s->cur.row >= 0);
517 assert (s->cur.col >= 0); 526 assert (s->cur.col >= 0);
518#endif
519} 527}
520 528
521void 529void
522rxvt_term::scr_swap_screen () 530rxvt_term::scr_swap_screen () NOTHROW
523{ 531{
524 if (!option (Opt_secondaryScreen)) 532 if (!option (Opt_secondaryScreen))
525 return; 533 return;
526 534
527 for (int i = prev_nrow; i--; ) 535 for (int i = prev_nrow; i--; )
546 return; 554 return;
547 555
548 want_refresh = 1; 556 want_refresh = 1;
549 view_start = 0; 557 view_start = 0;
550 558
551 selection_check (2); /* check for boundary cross */ 559 /* check for boundary cross */
560 row_col_t pos;
561 pos.row = pos.col = 0;
562 if (ROWCOL_IS_BEFORE (selection.beg, pos)
563 && ROWCOL_IS_AFTER (selection.end, pos))
564 CLEAR_SELECTION ();
552 565
553 int i = current_screen; current_screen = scrn; scrn = i; 566 current_screen = scrn;
554 567
555#if NSCREENS 568#if NSCREENS
556 if (option (Opt_secondaryScreen)) 569 if (option (Opt_secondaryScreen))
557 { 570 {
558 num_scr = 0; 571 num_scr = 0;
622/* 635/*
623 * Scroll text between <row1> and <row2> inclusive, by <count> lines 636 * Scroll text between <row1> and <row2> inclusive, by <count> lines
624 * count positive ==> scroll up 637 * count positive ==> scroll up
625 * count negative ==> scroll down 638 * count negative ==> scroll down
626 */ 639 */
627int 640int ecb_hot
628rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 641rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
629{ 642{
630 if (count == 0 || (row1 > row2)) 643 if (count == 0 || (row1 > row2))
631 return 0; 644 return 0;
632 645
635 648
636 if (count > 0 649 if (count > 0
637 && row1 == 0 650 && row1 == 0
638 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 651 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
639 { 652 {
653 min_it (count, total_rows - (nrow - (row2 + 1)));
654
640 top_row = max (top_row - count, -saveLines); 655 top_row = max (top_row - count, -saveLines);
641
642 // scroll everything up 'count' lines
643 term_start = (term_start + count) % total_rows;
644 656
645 // sever bottommost line 657 // sever bottommost line
646 { 658 {
647 line_t &l = ROW(row2 - count); 659 line_t &l = ROW(row2);
648 l.is_longer (0); 660 l.is_longer (0);
649 l.touch (); 661 l.touch ();
650 } 662 }
651 663
664 // scroll everything up 'count' lines
665 term_start = (term_start + count) % total_rows;
666
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
652 // erase newly scrolled-in lines 679 // erase newly scrolled-in lines
653 for (int i = count; i--; ) 680 for (int i = count; i--; )
654 { 681 {
655 line_t &l = ROW(nrow - 1 - i); 682 line_t &l = ROW(row2 - i);
656 683
657 // optimize if already cleared, can be significant on slow machines 684 // optimise if already cleared, can be significant on slow machines
658 // could be rolled into scr_blank_screen_mem 685 // could be rolled into scr_blank_screen_mem
659 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 686 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
660 { 687 {
661 scr_blank_line (l, 0, l.l, rstyle); 688 scr_blank_line (l, 0, l.l, rstyle);
662 l.l = 0; 689 l.l = 0;
664 } 691 }
665 else 692 else
666 scr_blank_screen_mem (l, rstyle); 693 scr_blank_screen_mem (l, rstyle);
667 } 694 }
668 695
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
681 // move and/or clear selection, if any 696 // move and/or clear selection, if any
682 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen
698 && selection.beg.row <= row2)
683 { 699 {
684 selection.beg.row -= count; 700 selection.beg.row -= count;
685 selection.end.row -= count; 701 selection.end.row -= count;
686 selection.mark.row -= count; 702 selection.mark.row -= count;
687 703
688 if (selection.beg.row < top_row 704 selection_check (0);
689 || selection.end.row < top_row
690 || selection.mark.row < top_row)
691 {
692 CLEAR_ALL_SELECTION ();
693 selection.op = SELECTION_CLEAR;
694 }
695 } 705 }
696 706
697 // finally move the view window, if desired 707 // finally move the view window, if desired
698 if (option (Opt_scrollWithBuffer) 708 if (option (Opt_scrollWithBuffer)
699 && view_start != 0 709 && view_start != 0
729 } 739 }
730 740
731 // use a simple and robust scrolling algorithm, this 741 // use a simple and robust scrolling algorithm, this
732 // part of scr_scroll_text is not time-critical. 742 // part of scr_scroll_text is not time-critical.
733 743
744 // sever line above scroll region
745 if (row1)
746 {
747 line_t &l = ROW(row1 - 1);
748 l.is_longer (0);
749 l.touch ();
750 }
751
734 int rows = row2 - row1 + 1; 752 int rows = row2 - row1 + 1;
735 753
736 min_it (count, rows); 754 min_it (count, rows);
737 755
738 line_t *temp_buf = row_buf + total_rows; 756 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
739 757
740 for (int row = 0; row < rows; row++) 758 for (int row = 0; row < rows; row++)
741 { 759 {
742 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 760 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
743 761
745 scr_blank_screen_mem (temp_buf [row], rstyle); 763 scr_blank_screen_mem (temp_buf [row], rstyle);
746 } 764 }
747 765
748 for (int row = 0; row < rows; row++) 766 for (int row = 0; row < rows; row++)
749 ROW(row1 + row) = temp_buf [row]; 767 ROW(row1 + row) = temp_buf [row];
768
769 // sever bottommost line
770 {
771 line_t &l = ROW(row2);
772 l.is_longer (0);
773 l.touch ();
774 }
750 } 775 }
751 776
752 return count; 777 return count;
753} 778}
754 779
755/* ------------------------------------------------------------------------- */ 780/* ------------------------------------------------------------------------- */
756/* 781/*
757 * Add text given in <str> of length <len> to screen struct 782 * Add text given in <str> of length <len> to screen struct
758 */ 783 */
759void 784void ecb_hot
760rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 785rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
761{ 786{
762 if (len <= 0) /* sanity */ 787 if (len <= 0) /* sanity */
763 return; 788 return;
764 789
765 unsigned char checksel; 790 bool checksel;
766 unicode_t c; 791 unicode_t c;
767 int ncol = this->ncol; 792 int ncol = this->ncol;
768 const wchar_t *strend = str + len; 793 const wchar_t *strend = str + len;
769 794
770 want_refresh = 1; 795 want_refresh = 1;
783 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 808 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
784 screen.cur.row -= minlines; 809 screen.cur.row -= minlines;
785 } 810 }
786 } 811 }
787 812
788#ifdef DEBUG_STRICT
789 assert (screen.cur.col < ncol); 813 assert (screen.cur.col < ncol);
790 assert (screen.cur.row < nrow 814 assert (screen.cur.row < nrow
791 && screen.cur.row >= top_row); 815 && screen.cur.row >= top_row);
792#endif
793 int row = screen.cur.row; 816 int row = screen.cur.row;
794 817
795 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 818 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
796 819
797 line_t *line = &ROW(row); 820 line_t *line = &ROW(row);
798 821
799 while (str < strend) 822 while (str < strend)
800 { 823 {
801 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 824 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
802 825
803 if (expect_false (c < 0x20)) 826 if (ecb_unlikely (c < 0x20))
804 if (c == C0_LF) 827 if (c == C0_LF)
805 { 828 {
806 max_it (line->l, screen.cur.col); 829 max_it (line->l, screen.cur.col);
807 830
808 screen.flags &= ~Screen_WrapNext; 831 screen.flags &= ~Screen_WrapNext;
827 { 850 {
828 scr_tab (1, true); 851 scr_tab (1, true);
829 continue; 852 continue;
830 } 853 }
831 854
832 if (expect_false ( 855 if (ecb_unlikely (
833 checksel /* see if we're writing within selection */ 856 checksel /* see if we're writing within selection */
834 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
835 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
836 )) 859 ))
837 { 860 {
842 * should be a similar check. 865 * should be a similar check.
843 */ 866 */
844 CLEAR_SELECTION (); 867 CLEAR_SELECTION ();
845 } 868 }
846 869
847 if (expect_false (screen.flags & Screen_WrapNext)) 870 if (ecb_unlikely (screen.flags & Screen_WrapNext))
848 { 871 {
849 scr_do_wrap (); 872 scr_do_wrap ();
850 873
851 line->l = ncol; 874 line->l = ncol;
852 line->is_longer (1); 875 line->is_longer (1);
854 row = screen.cur.row; 877 row = screen.cur.row;
855 line = &ROW(row); /* _must_ refresh */ 878 line = &ROW(row); /* _must_ refresh */
856 } 879 }
857 880
858 // some utf-8 decoders "decode" surrogate characters: let's fix this. 881 // some utf-8 decoders "decode" surrogate characters: let's fix this.
859 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 882 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
860 c = 0xfffd; 883 c = 0xfffd;
861 884
862 // rely on wcwidth to tell us the character width, do wcwidth before 885 // rely on wcwidth to tell us the character width, do wcwidth before
863 // further replacements, as wcwidth might return -1 for the line 886 // further replacements, as wcwidth might return -1 for the line
864 // drawing characters below as they might be invalid in the current 887 // drawing characters below as they might be invalid in the current
865 // locale. 888 // locale.
866 int width = WCWIDTH (c); 889 int width = WCWIDTH (c);
867 890
868 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 891 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
869 { 892 {
870 // vt100 special graphics and line drawing 893 // vt100 special graphics and line drawing
871 // 5f-7e standard vt100 894 // 5f-7e standard vt100
872 // 40-5e rxvt extension for extra curses acs chars 895 // 40-5e rxvt extension for extra curses acs chars
873 static uint16_t vt100_0[62] = { // 41 .. 7e 896 static uint16_t vt100_0[62] = { // 41 .. 7e
886 c = vt100_0[c - 0x41]; 909 c = vt100_0[c - 0x41];
887 width = 1; // vt100 line drawing characters are always single-width 910 width = 1; // vt100 line drawing characters are always single-width
888 } 911 }
889 } 912 }
890 913
891 if (expect_false (screen.flags & Screen_Insert)) 914 if (ecb_unlikely (screen.flags & Screen_Insert))
892 scr_insdel_chars (width, INSERT); 915 scr_insdel_chars (width, INSERT);
893 916
894 if (width != 0) 917 if (width != 0)
895 { 918 {
896#if !UNICODE_3 919#if !UNICODE_3
901# else 924# else
902 c = 0xfffd; 925 c = 0xfffd;
903# endif 926# endif
904#endif 927#endif
905 928
929 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
930
931 // if the character doesn't fit into the remaining columns...
932 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
933 {
934 if (screen.flags & Screen_Autowrap)
935 {
936 // ... artificially enlargen the previous one
937 c = NOCHAR;
938 // and try the same character next loop iteration
939 --str;
940 }
941 else
942 screen.cur.col = ncol - width;
943 }
944
906 // nuke the character at this position, if required 945 // nuke the character at this position, if required
907 if (expect_false ( 946 // due to wonderful coincidences everywhere else in this loop
947 // we never have to check for overwriting a wide char itself,
948 // only its tail.
908 line->t[screen.cur.col] == NOCHAR 949 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
909 || (screen.cur.col < ncol - 1
910 && line->t[screen.cur.col + 1] == NOCHAR)
911 ))
912 scr_kill_char (*line, screen.cur.col); 950 scr_kill_char (*line, screen.cur.col);
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
918 {
919 // ... artificially enlargen the previous one
920 c = NOCHAR;
921 // and try the same character next loop iteration
922 --str;
923 }
924 951
925 line->touch (); 952 line->touch ();
926 953
927 do 954 do
928 { 955 {
929 line->t[screen.cur.col] = c; 956 line->t[screen.cur.col] = c;
930 line->r[screen.cur.col] = rend; 957 line->r[screen.cur.col] = rend;
931 958
932 if (expect_true (screen.cur.col < ncol - 1)) 959 if (ecb_likely (screen.cur.col < ncol - 1))
933 screen.cur.col++; 960 screen.cur.col++;
934 else 961 else
935 { 962 {
936 line->l = ncol; 963 line->l = ncol;
937 if (screen.flags & Screen_Autowrap) 964 if (screen.flags & Screen_Autowrap)
938 screen.flags |= Screen_WrapNext; 965 screen.flags |= Screen_WrapNext;
939 break; 966
967 goto end_of_line;
940 } 968 }
941 969
942 c = NOCHAR; 970 c = NOCHAR;
943 } 971 }
944 while (expect_false (--width > 0)); 972 while (ecb_unlikely (--width > 0));
945 973
946 // pad with spaces when overwriting wide character with smaller one 974 // pad with spaces when overwriting wide character with smaller one
947 if (expect_false (!width)) 975 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
948 { 976 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
953 line->t[c] = ' '; 977 line->t[c] = ' ';
954 line->r[c] = rend; 978 line->r[c] = rend;
955 }
956 } 979 }
980
981end_of_line:
982 ;
957 } 983 }
958#if ENABLE_COMBINING 984#if ENABLE_COMBINING
959 else // width == 0 985 else // width == 0
960 { 986 {
961 if (c != 0xfeff) // ignore BOM 987 if (c != 0xfeff) // ignore BOM
1001#endif 1027#endif
1002 } 1028 }
1003 1029
1004 max_it (line->l, screen.cur.col); 1030 max_it (line->l, screen.cur.col);
1005 1031
1006#ifdef DEBUG_STRICT
1007 assert (screen.cur.row >= 0); 1032 assert (screen.cur.row >= 0);
1008#endif
1009} 1033}
1010 1034
1011/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
1012/* 1036/*
1013 * Process Backspace. Move back the cursor back a position, wrap if have to 1037 * Process Backspace. Move back the cursor back a position, wrap if have to
1026 1050
1027 want_refresh = 1; 1051 want_refresh = 1;
1028#endif 1052#endif
1029 } 1053 }
1030 } 1054 }
1055 else if (screen.flags & Screen_WrapNext)
1056 screen.flags &= ~Screen_WrapNext;
1031 else 1057 else
1032 scr_gotorc (0, -1, RELATIVE); 1058 scr_gotorc (0, -1, RELATIVE);
1033} 1059}
1034 1060
1035/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
1113 * XTERM_SEQ: ESC 6 1139 * XTERM_SEQ: ESC 6
1114 * Move cursor left in row. If we're at the left boundary, shift everything 1140 * Move cursor left in row. If we're at the left boundary, shift everything
1115 * in that row right. Clear left column. 1141 * in that row right. Clear left column.
1116 */ 1142 */
1117#if !ENABLE_MINIMAL 1143#if !ENABLE_MINIMAL
1118void 1144void ecb_cold
1119rxvt_term::scr_backindex () NOTHROW 1145rxvt_term::scr_backindex () NOTHROW
1120{ 1146{
1121 if (screen.cur.col > 0) 1147 if (screen.cur.col > 0)
1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1148 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1123 else 1149 else
1130 * XTERM_SEQ: ESC 9 1156 * XTERM_SEQ: ESC 9
1131 * Move cursor right in row. If we're at the right boundary, shift everything 1157 * Move cursor right in row. If we're at the right boundary, shift everything
1132 * in that row left. Clear right column. 1158 * in that row left. Clear right column.
1133 */ 1159 */
1134#if !ENABLE_MINIMAL 1160#if !ENABLE_MINIMAL
1135void 1161void ecb_cold
1136rxvt_term::scr_forwardindex () NOTHROW 1162rxvt_term::scr_forwardindex () NOTHROW
1137{ 1163{
1138 if (screen.cur.col < ncol - 1) 1164 if (screen.cur.col < ncol - 1)
1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1165 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1140 else 1166 else
1291 scr_blank_line (line, col, num, rstyle); 1317 scr_blank_line (line, col, num, rstyle);
1292} 1318}
1293 1319
1294/* ------------------------------------------------------------------------- */ 1320/* ------------------------------------------------------------------------- */
1295/* 1321/*
1296 * Erase part of whole of the screen 1322 * Erase part or whole of the screen
1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1323 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1324 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1325 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1300 */ 1326 */
1301void 1327void
1310 ZERO_SCROLLBACK (); 1336 ZERO_SCROLLBACK ();
1311 1337
1312 switch (mode) 1338 switch (mode)
1313 { 1339 {
1314 case 0: /* erase to end of screen */ 1340 case 0: /* erase to end of screen */
1315 selection_check (1);
1316 scr_erase_line (0); 1341 scr_erase_line (0);
1317 row = screen.cur.row + 1; /* possible OOB */ 1342 row = screen.cur.row + 1; /* possible OOB */
1318 num = nrow - row; 1343 num = nrow - row;
1319 break; 1344 break;
1320 case 1: /* erase to beginning of screen */ 1345 case 1: /* erase to beginning of screen */
1321 selection_check (3);
1322 scr_erase_line (1); 1346 scr_erase_line (1);
1323 row = 0; 1347 row = 0;
1324 num = screen.cur.row; 1348 num = screen.cur.row;
1325 break; 1349 break;
1326 case 2: /* erase whole screen */ 1350 case 2: /* erase whole screen */
1327 selection_check (3);
1328 row = 0; 1351 row = 0;
1329 num = nrow; 1352 num = nrow;
1330 break; 1353 break;
1331 default: 1354 default:
1332 return; 1355 return;
1341 if (row >= nrow) /* Out Of Bounds */ 1364 if (row >= nrow) /* Out Of Bounds */
1342 return; 1365 return;
1343 1366
1344 min_it (num, nrow - row); 1367 min_it (num, nrow - row);
1345 1368
1346 // TODO: the code below does not work when view_start != 0
1347 // the workaround is to disable the clear and use a normal refresh
1348 // when view_start != 0. mysterious.
1349 if (rstyle & (RS_RVid | RS_Uline)) 1369 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1350 ren = (rend_t) ~RS_None; 1370 ren = (rend_t) ~RS_None;
1351 else if (GET_BASEBG (rstyle) == Color_bg) 1371 else if (GET_BASEBG (rstyle) == Color_bg)
1352 { 1372 {
1353 ren = DEFAULT_RSTYLE; 1373 ren = DEFAULT_RSTYLE;
1354 1374
1355 if (mapped && !view_start) 1375 if (mapped)
1356 XClearArea (dpy, vt, 0, 1376 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width, 1377 Row2Pixel (row - view_start), (unsigned int)vt_width,
1358 (unsigned int)Height2Pixel (num), False); 1378 (unsigned int)Height2Pixel (num), False);
1359 } 1379 }
1360 else 1380 else
1361 { 1381 {
1362 ren = rstyle & (RS_fgMask | RS_bgMask); 1382 ren = rstyle & (RS_fgMask | RS_bgMask);
1363 1383
1364 if (mapped && !view_start) 1384 if (mapped)
1365 { 1385 {
1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1386 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1367 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1387 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 XFillRectangle (dpy, vt, gc, 1388 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start), 1389 0, Row2Pixel (row - view_start),
1370 (unsigned int)width, 1390 (unsigned int)vt_width,
1371 (unsigned int)Height2Pixel (num)); 1391 (unsigned int)Height2Pixel (num));
1372 gcvalue.foreground = pix_colors[Color_fg]; 1392 gcvalue.foreground = pix_colors[Color_fg];
1373 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 } 1394 }
1375 } 1395 }
1376 1396
1377 for (; num--; row++) 1397 for (; num--; row++)
1378 { 1398 {
1379 scr_blank_screen_mem (ROW(row), rstyle); 1399 scr_blank_screen_mem (ROW(row), rstyle);
1380 1400
1381 if (!view_start) 1401 if (row - view_start < nrow)
1382 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1402 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1383 } 1403 }
1384} 1404}
1385 1405
1386#if !ENABLE_MINIMAL 1406#if !ENABLE_MINIMAL
1387void 1407void
1397/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1398/* 1418/*
1399 * Fill the screen with `E's 1419 * Fill the screen with `E's
1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1401 */ 1421 */
1402void 1422void ecb_cold
1403rxvt_term::scr_E () NOTHROW 1423rxvt_term::scr_E () NOTHROW
1404{ 1424{
1405 rend_t fs; 1425 rend_t fs;
1406 1426
1407 want_refresh = 1; 1427 want_refresh = 1;
1408 ZERO_SCROLLBACK (); 1428 ZERO_SCROLLBACK ();
1409 1429
1410 num_scr_allow = 0; 1430 num_scr_allow = 0;
1411 selection_check (3); 1431
1432 row_col_t pos;
1433 pos.row = pos.col = 0;
1434 if (ROWCOL_IS_AFTER (selection.end, pos))
1435 CLEAR_SELECTION ();
1412 1436
1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1437 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1414 for (int row = nrow; row--; ) 1438 for (int row = nrow; row--; )
1415 { 1439 {
1416 line_t &line = ROW(row); 1440 line_t &line = ROW(row);
1567/* ------------------------------------------------------------------------- */ 1591/* ------------------------------------------------------------------------- */
1568/* 1592/*
1569 * Set the scrolling region 1593 * Set the scrolling region
1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1594 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1571 */ 1595 */
1572void 1596void ecb_cold
1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1597rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1574{ 1598{
1575 max_it (top, 0); 1599 max_it (top, 0);
1576 min_it (bot, nrow - 1); 1600 min_it (bot, nrow - 1);
1577 1601
1587/* 1611/*
1588 * Make the cursor visible/invisible 1612 * Make the cursor visible/invisible
1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1613 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1614 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1591 */ 1615 */
1592void 1616void ecb_cold
1593rxvt_term::scr_cursor_visible (int mode) NOTHROW 1617rxvt_term::scr_cursor_visible (int mode) NOTHROW
1594{ 1618{
1595 want_refresh = 1; 1619 want_refresh = 1;
1596 1620
1597 if (mode) 1621 if (mode)
1604/* 1628/*
1605 * Set/unset automatic wrapping 1629 * Set/unset automatic wrapping
1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1630 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1631 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1608 */ 1632 */
1609void 1633void ecb_cold
1610rxvt_term::scr_autowrap (int mode) NOTHROW 1634rxvt_term::scr_autowrap (int mode) NOTHROW
1611{ 1635{
1612 if (mode) 1636 if (mode)
1613 screen.flags |= Screen_Autowrap; 1637 screen.flags |= Screen_Autowrap;
1614 else 1638 else
1623 * Relative mode: line numbers are relative to top margin of scrolling region 1647 * Relative mode: line numbers are relative to top margin of scrolling region
1624 * and the cursor cannot be moved outside. 1648 * and the cursor cannot be moved outside.
1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1649 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1650 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1627 */ 1651 */
1628void 1652void ecb_cold
1629rxvt_term::scr_relative_origin (int mode) NOTHROW 1653rxvt_term::scr_relative_origin (int mode) NOTHROW
1630{ 1654{
1631 if (mode) 1655 if (mode)
1632 screen.flags |= Screen_Relative; 1656 screen.flags |= Screen_Relative;
1633 else 1657 else
1640/* 1664/*
1641 * Set insert/replace mode 1665 * Set insert/replace mode
1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1666 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1667 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1644 */ 1668 */
1645void 1669void ecb_cold
1646rxvt_term::scr_insert_mode (int mode) NOTHROW 1670rxvt_term::scr_insert_mode (int mode) NOTHROW
1647{ 1671{
1648 if (mode) 1672 if (mode)
1649 screen.flags |= Screen_Insert; 1673 screen.flags |= Screen_Insert;
1650 else 1674 else
1656 * Set/Unset tabs 1680 * Set/Unset tabs
1657 * XTERM_SEQ: Set tab at current column : ESC H 1681 * XTERM_SEQ: Set tab at current column : ESC H
1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1682 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1683 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1660 */ 1684 */
1661void 1685void ecb_cold
1662rxvt_term::scr_set_tab (int mode) NOTHROW 1686rxvt_term::scr_set_tab (int mode) NOTHROW
1663{ 1687{
1664 if (mode < 0) 1688 if (mode < 0)
1665 memset (tabs, 0, ncol); 1689 memset (tabs, 0, ncol);
1666 else if (screen.cur.col < ncol) 1690 else if (screen.cur.col < ncol)
1685 if (rvideo_state != on) 1709 if (rvideo_state != on)
1686 { 1710 {
1687 rvideo_state = on; 1711 rvideo_state = on;
1688 1712
1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1713 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1690#ifdef HAVE_BG_PIXMAP 1714#ifdef HAVE_IMG
1691 if (bgPixmap.pixmap == None) 1715 if (bg_img == 0)
1692#endif 1716#endif
1693 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1717 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1694 1718
1695 XGCValues gcvalue; 1719 XGCValues gcvalue;
1696 gcvalue.foreground = pix_colors[Color_fg]; 1720 gcvalue.foreground = pix_colors[Color_fg];
1705/* ------------------------------------------------------------------------- */ 1729/* ------------------------------------------------------------------------- */
1706/* 1730/*
1707 * Report current cursor position 1731 * Report current cursor position
1708 * XTERM_SEQ: Report position: ESC [ 6 n 1732 * XTERM_SEQ: Report position: ESC [ 6 n
1709 */ 1733 */
1710void 1734void ecb_cold
1711rxvt_term::scr_report_position () NOTHROW 1735rxvt_term::scr_report_position () NOTHROW
1712{ 1736{
1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1737 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1714} 1738}
1715 1739
1718 * ------------------------------------------------------------------------- */ 1742 * ------------------------------------------------------------------------- */
1719 1743
1720/* 1744/*
1721 * Set font style 1745 * Set font style
1722 */ 1746 */
1723void 1747void ecb_cold
1724rxvt_term::set_font_style () NOTHROW 1748rxvt_term::set_font_style () NOTHROW
1725{ 1749{
1726#if 0 1750#if 0
1727 switch (charsets [screen.charset]) 1751 switch (charsets [screen.charset])
1728 { 1752 {
1750 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1774 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1775 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1752 * XTERM_SEQ: Invoke G2 character set: ESC N 1776 * XTERM_SEQ: Invoke G2 character set: ESC N
1753 * XTERM_SEQ: Invoke G3 character set: ESC O 1777 * XTERM_SEQ: Invoke G3 character set: ESC O
1754 */ 1778 */
1755void 1779void ecb_cold
1756rxvt_term::scr_charset_choose (int set) NOTHROW 1780rxvt_term::scr_charset_choose (int set) NOTHROW
1757{ 1781{
1758 screen.charset = set; 1782 screen.charset = set;
1759 set_font_style (); 1783 set_font_style ();
1760} 1784}
1781 * ------------------------------------------------------------------------- */ 1805 * ------------------------------------------------------------------------- */
1782 1806
1783/* 1807/*
1784 * refresh matching text. 1808 * refresh matching text.
1785 */ 1809 */
1786bool 1810bool ecb_cold
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1811rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{ 1812{
1789 bool found = false; 1813 bool found = false;
1790 1814
1791 for (int i = 0; i < nrow; i++) 1815 for (int i = 0; i < nrow; i++)
1810 PART_BEG = 0, 1834 PART_BEG = 0,
1811 PART_END, 1835 PART_END,
1812 RC_COUNT 1836 RC_COUNT
1813}; 1837};
1814 1838
1815void 1839void ecb_hot
1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1840rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1817{ 1841{
1818 int i; 1842 int i;
1819 row_col_t rc[RC_COUNT]; 1843 row_col_t rc[RC_COUNT];
1820 1844
1840 for (i = PART_BEG; i < RC_COUNT; i++) 1864 for (i = PART_BEG; i < RC_COUNT; i++)
1841 { 1865 {
1842 min_it (rc[i].col, ncol - 1); 1866 min_it (rc[i].col, ncol - 1);
1843 min_it (rc[i].row, nrow - 1); 1867 min_it (rc[i].row, nrow - 1);
1844 } 1868 }
1845// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1869
1846 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1870 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1847 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1871 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1848 1872
1849 num_scr_allow = 0; 1873 num_scr_allow = 0;
1850 1874
1857 * Refresh the entire screen 1881 * Refresh the entire screen
1858 */ 1882 */
1859void 1883void
1860rxvt_term::scr_touch (bool refresh) NOTHROW 1884rxvt_term::scr_touch (bool refresh) NOTHROW
1861{ 1885{
1862 scr_expose (0, 0, width, height, refresh); 1886 scr_expose (0, 0, vt_width, vt_height, refresh);
1863} 1887}
1864 1888
1865/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1866/* 1890/*
1867 * Move the display so that the line represented by scrollbar value Y is at 1891 * Move the display so that the line represented by scrollbar value Y is at
1923 1947
1924# ifndef NO_MAPALERT 1948# ifndef NO_MAPALERT
1925# ifdef MAPALERT_OPTION 1949# ifdef MAPALERT_OPTION
1926 if (option (Opt_mapAlert)) 1950 if (option (Opt_mapAlert))
1927# endif 1951# endif
1928 XMapWindow (dpy, parent[0]); 1952 XMapWindow (dpy, parent);
1929# endif 1953# endif
1930 1954
1931# if ENABLE_FRILLS 1955# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell)) 1956 if (option (Opt_urgentOnBell))
1933 set_urgency (1); 1957 set_urgency (1);
1941 1965
1942 bell_ev.start (VISUAL_BELL_DURATION); 1966 bell_ev.start (VISUAL_BELL_DURATION);
1943 } 1967 }
1944 else 1968 else
1945 XBell (dpy, 0); 1969 XBell (dpy, 0);
1970 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1946#endif 1971#endif
1947} 1972}
1948 1973
1949/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1950/* ARGSUSED */ 1975void ecb_cold
1951void
1952rxvt_term::scr_printscreen (int fullhist) NOTHROW 1976rxvt_term::scr_printscreen (int fullhist) NOTHROW
1953{ 1977{
1954#ifdef PRINTPIPE 1978#ifdef PRINTPIPE
1955 int nrows, row_start; 1979 int nrows, row_start;
1956 FILE *fd = popen_printer (); 1980 FILE *fd = popen_printer ();
1969 row_start = view_start; 1993 row_start = view_start;
1970 } 1994 }
1971 1995
1972 wctomb (0, 0); 1996 wctomb (0, 0);
1973 1997
1974 for (int r1 = 0; r1 < nrows; r1++) 1998 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1975 { 1999 {
1976 text_t *tp = ROW(r1).t; 2000 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l; 2001 int len = ROW(r1).l;
1978 2002
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2003 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2005/* 2029/*
2006 * Refresh the screen 2030 * Refresh the screen
2007 * drawn_text/drawn_rend contain the screen information before the update. 2031 * drawn_text/drawn_rend contain the screen information before the update.
2008 * screen.text/screen.rend contain what the screen will change to. 2032 * screen.text/screen.rend contain what the screen will change to.
2009 */ 2033 */
2010void 2034void ecb_hot
2011rxvt_term::scr_refresh () NOTHROW 2035rxvt_term::scr_refresh () NOTHROW
2012{ 2036{
2013 int16_t col, row, /* column/row we're processing */ 2037 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */ 2038 ocrow; /* old cursor row */
2015 int i; /* tmp */ 2039 int i; /* tmp */
2029 * A: set up vars 2053 * A: set up vars
2030 */ 2054 */
2031 refresh_count = 0; 2055 refresh_count = 0;
2032 2056
2033 unsigned int old_screen_flags = screen.flags; 2057 unsigned int old_screen_flags = screen.flags;
2034 char have_bg = 0; 2058 bool have_bg = 0;
2035#ifdef HAVE_BG_PIXMAP 2059#ifdef HAVE_IMG
2036 have_bg = bgPixmap.pixmap != None; 2060 have_bg = bg_img != 0;
2037#endif 2061#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2062 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039 2063
2040 /* 2064 /*
2041 * B: reverse any characters which are selected 2065 * B: reverse any characters which are selected
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2069 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY 2070#if ENABLE_OVERLAY
2047 scr_swap_overlay (); 2071 scr_swap_overlay ();
2048#endif 2072#endif
2049 2073
2050 char showcursor = screen.flags & Screen_VisibleCursor; 2074 bool showcursor = screen.flags & Screen_VisibleCursor;
2051 2075
2052 /* 2076 /*
2053 * C: set the cursor character (s) 2077 * C: set the cursor character (s)
2054 */ 2078 */
2055 { 2079 {
2056 unsigned char setoldcursor; 2080 bool setoldcursor;
2057 2081
2058#ifdef CURSOR_BLINK 2082#ifdef CURSOR_BLINK
2059 if (hidden_cursor) 2083 if (hidden_cursor)
2060 showcursor = 0; 2084 showcursor = 0;
2061#endif 2085#endif
2090 ccol2 = bgcolor_of (rstyle); 2114 ccol2 = bgcolor_of (rstyle);
2091#else 2115#else
2092 ccol2 = Color_bg; 2116 ccol2 = Color_bg;
2093#endif 2117#endif
2094 2118
2095 if (showcursor && focus) 2119 if (focus)
2096 { 2120 {
2097 if (option (Opt_cursorUnderline)) 2121 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline; 2122 *crp ^= RS_Uline;
2099 else 2123 else
2100 { 2124 {
2148 { 2172 {
2149 int16_t nits; 2173 int16_t nits;
2150 int i = num_scr; 2174 int i = num_scr;
2151 int j; 2175 int j;
2152 int len, wlen; 2176 int len, wlen;
2153 dLocal (int, num_scr);
2154 2177
2155 j = nrow; 2178 j = nrow;
2156 wlen = len = -1; 2179 wlen = len = -1;
2157 row = i > 0 ? 0 : j - 1; 2180 row = i > 0 ? 0 : j - 1;
2158 2181
2233 continue; 2256 continue;
2234 2257
2235 // redraw one or more characters 2258 // redraw one or more characters
2236 2259
2237 // seek to the beginning of wide characters 2260 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0)) 2261 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2239 --col; 2262 --col;
2240 2263
2241 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2264 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col; 2265 text_t *text = stp + col;
2243 int count = 1; 2266 int count = 1;
2244 2267
2245 dtp[col] = stp[col]; 2268 dtp[col] = stp[col];
2246 drp[col] = rend; 2269 drp[col] = rend;
2250 for (i = 0; ++col < ncol; ) 2273 for (i = 0; ++col < ncol; )
2251 { 2274 {
2252 if (stp[col] == NOCHAR) 2275 if (stp[col] == NOCHAR)
2253 { 2276 {
2254 dtp[col] = stp[col]; 2277 dtp[col] = stp[col];
2255 drp[col] = rend; 2278 drp[col] = srp[col];
2279
2256 count++; 2280 count++;
2257 i++; 2281 i++;
2258 2282
2259 continue; 2283 continue;
2260 } 2284 }
2280 2304
2281 col--; /* went one too far. move back */ 2305 col--; /* went one too far. move back */
2282 count -= i; /* dump any matching trailing chars */ 2306 count -= i; /* dump any matching trailing chars */
2283 2307
2284 // sometimes we optimize away the trailing NOCHAR's, add them back 2308 // sometimes we optimize away the trailing NOCHAR's, add them back
2285 while (expect_false (i && text[count] == NOCHAR)) 2309 while (ecb_unlikely (i && text[count] == NOCHAR))
2286 count++, i--; 2310 count++, i--;
2287 2311
2288 /* 2312 /*
2289 * Determine the attributes for the string 2313 * Determine the attributes for the string
2290 */ 2314 */
2291 int fore = fgcolor_of (rend); // desired foreground 2315 int fore = fgcolor_of (rend); // desired foreground
2292 int back = bgcolor_of (rend); // desired background 2316 int back = bgcolor_of (rend); // desired background
2293 2317
2294 // only do special processing if any attributes are set, which is unlikely 2318 // only do special processing if any attributes are set, which is unlikely
2295 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2319 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2296 { 2320 {
2297 bool invert = rend & RS_RVid; 2321 bool invert = rend & RS_RVid;
2298 2322
2299#ifndef NO_BOLD_UNDERLINE_REVERSE 2323#ifndef NO_BOLD_UNDERLINE_REVERSE
2300 if (rend & RS_Bold && fore == Color_fg) 2324 if (rend & RS_Bold && fore == Color_fg)
2319 2343
2320 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2344 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2321 fore = Color_UL; 2345 fore = Color_UL;
2322#endif 2346#endif
2323 2347
2348#ifdef OPTION_HC
2349 if (rend & RS_Sel)
2350 {
2351 /* invert the column if no highlightColor is set or it is the
2352 * current cursor column */
2353 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2354 && ISSET_PIXCOLOR (Color_HC))
2355 {
2356 if (ISSET_PIXCOLOR (Color_HTC))
2357 fore = Color_HTC;
2358 // if invert is 0 reverse video is set so we use bg color as fg color
2359 else if (!invert)
2360 fore = back;
2361
2362 back = Color_HC;
2363 invert = 0;
2364 }
2365 }
2366#endif
2367
2324 if (invert) 2368 if (invert)
2325 { 2369 {
2326#ifdef OPTION_HC
2327 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2328 || !ISSET_PIXCOLOR (Color_HC))
2329#endif
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2332 ::swap (fore, back); 2370 ::swap (fore, back);
2333#ifdef OPTION_HC
2334 else if (ISSET_PIXCOLOR (Color_HC))
2335 back = Color_HC;
2336#endif
2337 2371
2338#ifndef NO_BOLD_UNDERLINE_REVERSE 2372#ifndef NO_BOLD_UNDERLINE_REVERSE
2339# ifndef OPTION_HC
2340 if (ISSET_PIXCOLOR (Color_RV))
2341 back = Color_RV;
2342# endif
2343 if (fore == back) 2373 if (fore == back)
2344 { 2374 {
2345 fore = Color_bg; 2375 fore = Color_bg;
2346 back = Color_fg; 2376 back = Color_fg;
2347 } 2377 }
2383 /* 2413 /*
2384 * Actually do the drawing of the string here 2414 * Actually do the drawing of the string here
2385 */ 2415 */
2386 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2416 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2387 2417
2388 if (expect_true (have_bg && back == Color_bg)) 2418 if (ecb_likely (have_bg && back == Color_bg))
2389 { 2419 {
2390 // this is very ugly, maybe push it into ->draw? 2420 // this is very ugly, maybe push it into ->draw?
2391 2421
2392 for (i = 0; i < count; i++) /* don't draw empty strings */ 2422 for (i = 0; i < count; i++) /* don't draw empty strings */
2393 if (text[i] != ' ') 2423 if (text[i] != ' ')
2400 did_clear: ; 2430 did_clear: ;
2401 } 2431 }
2402 else 2432 else
2403 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2404 2434
2405 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2406 { 2436 {
2407#if ENABLE_FRILLS 2437#if ENABLE_FRILLS
2408 if (ISSET_PIXCOLOR (Color_underline)) 2438 if (ISSET_PIXCOLOR (Color_underline))
2409 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2410 else 2440 else
2456 2486
2457 XDrawRectangle (dpy, vt, gc, 2487 XDrawRectangle (dpy, vt, gc,
2458 Col2Pixel (col), 2488 Col2Pixel (col),
2459 Row2Pixel (oldcursor.row), 2489 Row2Pixel (oldcursor.row),
2460 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2490 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2461 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2491 (unsigned int) (Height2Pixel (1) - 1));
2462 } 2492 }
2463 } 2493 }
2464 2494
2465 /* 2495 /*
2466 * H: cleanup selection 2496 * H: cleanup selection
2475 screen.flags = old_screen_flags; 2505 screen.flags = old_screen_flags;
2476 num_scr = 0; 2506 num_scr = 0;
2477 num_scr_allow = 1; 2507 num_scr_allow = 1;
2478} 2508}
2479 2509
2480void 2510void ecb_cold
2481rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2511rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2482{ 2512{
2483 if (!l.t) 2513 if (!l.valid ())
2484 return; 2514 return;
2485 2515
2486 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2516 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2487 2517
2488 for (int i = ncol; i--; ) 2518 for (int i = ncol; i--; )
2489 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2519 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2490} 2520}
2491 2521
2492void 2522void ecb_cold
2493rxvt_term::scr_remap_chars () NOTHROW 2523rxvt_term::scr_remap_chars () NOTHROW
2494{ 2524{
2495 for (int i = total_rows; i--; ) 2525 for (int i = total_rows; i--; )
2496 scr_remap_chars (row_buf [i]); 2526 scr_remap_chars (row_buf [i]);
2497 2527
2500 scr_remap_chars (drawn_buf [i]); 2530 scr_remap_chars (drawn_buf [i]);
2501 scr_remap_chars (swap_buf [i]); 2531 scr_remap_chars (swap_buf [i]);
2502 } 2532 }
2503} 2533}
2504 2534
2505void 2535void ecb_cold
2506rxvt_term::scr_recolour () NOTHROW 2536rxvt_term::scr_recolour (bool refresh) NOTHROW
2507{ 2537{
2508#ifdef HAVE_BG_PIXMAP 2538 bool transparent = false;
2509 bgPixmap.apply ();
2510#else
2511 2539
2540#ifdef HAVE_IMG
2541 if (bg_img != 0)
2542 {
2543# if ENABLE_TRANSPARENCY
2544 if (bg_flags & BG_IS_TRANSPARENT)
2545 {
2546 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2547 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2548
2549 transparent = true;
2550 }
2551 else
2552# endif
2553 {
2554 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2555 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2556 }
2557 }
2558 else
2559#endif
2560 {
2512 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2561 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2513 XClearWindow (dpy, parent[0]);
2514 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2562 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2563 }
2564
2565 XClearWindow (dpy, parent);
2515 2566
2516 if (scrollBar.win) 2567 if (scrollBar.win)
2517 { 2568 {
2569 if (transparent)
2570 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2571 else
2518 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2572 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2519 scrollBar.state = STATE_IDLE; 2573 scrollBar.state = SB_STATE_IDLE;
2520 scrollBar.show (0); 2574 scrollBar.show (0);
2521 } 2575 }
2522 2576
2523#endif 2577 if (refresh)
2524 2578 {
2525 /* bgPixmap.apply () does not do the following : */
2526 scr_clear (); 2579 scr_clear ();
2527 scr_touch (true); 2580 scr_touch (true);
2581 }
2528 want_refresh = 1; 2582 want_refresh = 1;
2529} 2583}
2530 2584
2531/* ------------------------------------------------------------------------- */ 2585/* ------------------------------------------------------------------------- */
2532void 2586void
2589 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2643 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2590 srp[col] ^= rstyle; 2644 srp[col] ^= rstyle;
2591} 2645}
2592 2646
2593/* ------------------------------------------------------------------------- */ 2647/* ------------------------------------------------------------------------- */
2594void 2648void ecb_hot
2595rxvt_term::scr_reverse_selection () NOTHROW 2649rxvt_term::scr_reverse_selection () NOTHROW
2596{ 2650{
2597 if (selection.op 2651 if (selection.op
2598 && current_screen == selection.screen 2652 && current_screen == selection.screen
2599 && selection.end.row >= view_start) 2653 && selection.end.row >= view_start)
2600 { 2654 {
2601#if !ENABLE_MINIMAL 2655#if !ENABLE_MINIMAL
2602 if (selection.rect) 2656 if (selection.rect)
2603 scr_xor_rect (selection.beg.row, selection.beg.col, 2657 scr_xor_rect (selection.beg.row, selection.beg.col,
2604 selection.end.row, selection.end.col, 2658 selection.end.row, selection.end.col,
2605 RS_RVid, RS_RVid | RS_Uline); 2659 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2606 else 2660 else
2607#endif 2661#endif
2608 scr_xor_span (selection.beg.row, selection.beg.col, 2662 scr_xor_span (selection.beg.row, selection.beg.col,
2609 selection.end.row, selection.end.col, 2663 selection.end.row, selection.end.col,
2610 RS_RVid); 2664 RS_Sel | RS_RVid);
2611 } 2665 }
2612} 2666}
2613 2667
2614/* ------------------------------------------------------------------------- */ 2668/* ------------------------------------------------------------------------- */
2615/* 2669/*
2618 */ 2672 */
2619#if 0 2673#if 0
2620void 2674void
2621rxvt_term::scr_dump (int fd) NOTHROW 2675rxvt_term::scr_dump (int fd) NOTHROW
2622{ 2676{
2623 int row, wrote; 2677 // if this method is needed, it can be implemented by factoring the
2624 unsigned int width, towrite; 2678 // relevant code in scr_printscreen
2625 char r1[] = "\n";
2626
2627 for (row = saveLines + top_row;
2628 row < saveLines + nrow - 1; row++)
2629 {
2630 width = row_buf[row].l >= 0 ? row_buf[row].l
2631 : ncol;
2632 for (towrite = width; towrite; towrite -= wrote)
2633 {
2634 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2635 towrite);
2636 if (wrote < 0)
2637 return; /* XXX: death, no report */
2638 }
2639 if (row_buf[row].l >= 0)
2640 if (write (fd, r1, 1) <= 0)
2641 return; /* XXX: death, no report */
2642 }
2643} 2679}
2644#endif 2680#endif
2645 2681
2646/* ------------------------------------------------------------------------- * 2682/* ------------------------------------------------------------------------- *
2647 * CHARACTER SELECTION * 2683 * CHARACTER SELECTION *
2648 * ------------------------------------------------------------------------- */ 2684 * ------------------------------------------------------------------------- */
2649void 2685void
2650rxvt_term::selection_check (int check_more) NOTHROW 2686rxvt_term::selection_check (int check_more) NOTHROW
2651{ 2687{
2652 row_col_t pos;
2653
2654 if (!selection.op) 2688 if (!selection.op)
2655 return; 2689 return;
2656 2690
2657 pos.row = pos.col = 0;
2658 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2659 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2660 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2661 || (check_more == 1 2694 || (check_more == 1
2662 && current_screen == selection.screen 2695 && current_screen == selection.screen
2663 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2664 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2665 || (check_more == 2
2666 && ROWCOL_IS_BEFORE (selection.beg, pos)
2667 && ROWCOL_IS_AFTER (selection.end, pos))
2668 || (check_more == 3
2669 && ROWCOL_IS_AFTER (selection.end, pos))
2670 || (check_more == 4 /* screen width change */
2671 && (selection.beg.row != selection.end.row
2672 || selection.end.col > ncol)))
2673 CLEAR_SELECTION (); 2698 CLEAR_ALL_SELECTION ();
2674} 2699}
2675 2700
2676/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2677/* 2702/*
2678 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2679 */ 2704 */
2680void 2705void
2681rxvt_term::paste (char *data, unsigned int len) NOTHROW 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2682{ 2707{
2683 /* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2684 for (unsigned int i = 0; i < len; i++) 2709 for (unsigned int i = 0; i < len; i++)
2685 if (data[i] == C0_LF) 2710 if (data[i] == C0_LF)
2686 data[i] = C0_CR; 2711 data[i] = C0_CR;
2687 2712
2688 if (priv_modes & PrivMode_BracketPaste) 2713 if (priv_modes & PrivMode_BracketPaste)
2689 tt_printf ("\e[200~"); 2714 tt_printf ("\x1b[200~");
2690 2715
2691 tt_write (data, len); 2716 tt_write (data, len);
2692 2717
2693 if (priv_modes & PrivMode_BracketPaste) 2718 if (priv_modes & PrivMode_BracketPaste)
2694 tt_printf ("\e[201~"); 2719 tt_printf ("\x1b[201~");
2695} 2720}
2696 2721
2697/* ------------------------------------------------------------------------- */
2698/*
2699 * Respond to a notification that a primary selection has been sent
2700 * EXT: SelectionNotify
2701 */
2702void 2722void
2703rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2704{ 2724{
2705 if (prop == None) /* check for failed XConvertSelection */ 2725 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2706 {
2707 if ((selection_type & Sel_CompoundText))
2708 {
2709 int selnum = selection_type & Sel_whereMask;
2710
2711 selection_type = 0;
2712 if (selnum != Sel_direct)
2713 selection_request_other (XA_STRING, selnum);
2714 }
2715
2716 if ((selection_type & Sel_UTF8String))
2717 {
2718 int selnum = selection_type & Sel_whereMask;
2719
2720 selection_type = Sel_CompoundText;
2721 if (selnum != Sel_direct)
2722 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2723 else
2724 selection_type = 0;
2725 }
2726
2727 return;
2728 }
2729
2730 unsigned long bytes_after;
2731 XTextProperty ct;
2732
2733 if (XGetWindowProperty (dpy, win, prop,
2734 0, PROP_SIZE / 4,
2735 delete_prop, AnyPropertyType,
2736 &ct.encoding, &ct.format,
2737 &ct.nitems, &bytes_after,
2738 &ct.value) != Success)
2739 {
2740 ct.value = 0;
2741 goto bailout;
2742 }
2743
2744 if (ct.encoding == None)
2745 goto bailout;
2746
2747 if (bytes_after)
2748 {
2749 // fetch and append remaining data
2750 XTextProperty ct2;
2751
2752 if (XGetWindowProperty (dpy, win, prop,
2753 ct.nitems / 4, (bytes_after + 3) / 4,
2754 delete_prop, AnyPropertyType,
2755 &ct2.encoding, &ct2.format,
2756 &ct2.nitems, &bytes_after,
2757 &ct2.value) != Success)
2758 goto bailout;
2759
2760 // realloc should be compatible to XFree, here, and elsewhere, too
2761 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2762 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2763 ct.nitems += ct2.nitems;
2764
2765 XFree (ct2.value);
2766 }
2767
2768 if (ct.value == 0)
2769 goto bailout;
2770
2771 if (ct.encoding == xa[XA_INCR])
2772 {
2773 // INCR selection, start handshake
2774 if (!delete_prop)
2775 XDeleteProperty (dpy, win, prop);
2776
2777 selection_wait = Sel_incr;
2778 incr_buf_fill = 0;
2779 incr_ev.start (10);
2780
2781 goto bailout;
2782 }
2783
2784 if (ct.nitems == 0)
2785 {
2786 if (selection_wait == Sel_incr)
2787 {
2788 XFree (ct.value);
2789
2790 // finally complete, now paste the whole thing
2791 selection_wait = Sel_normal;
2792 ct.value = (unsigned char *)incr_buf;
2793 ct.nitems = incr_buf_fill;
2794 incr_buf = 0;
2795 incr_buf_size = 0;
2796 incr_ev.stop ();
2797 }
2798 else
2799 {
2800 if (selection_wait == Sel_normal
2801 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2802 {
2803 /*
2804 * pass through again trying CUT_BUFFER0 if we've come from
2805 * XConvertSelection () but nothing was presented
2806 */
2807 selection_paste (display->root, XA_CUT_BUFFER0, False);
2808 }
2809
2810 goto bailout;
2811 }
2812 }
2813 else if (selection_wait == Sel_incr)
2814 {
2815 incr_ev.start (10);
2816
2817 while (incr_buf_fill + ct.nitems > incr_buf_size)
2818 {
2819 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2820 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2821 }
2822
2823 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2824 incr_buf_fill += ct.nitems;
2825
2826 goto bailout;
2827 }
2828
2829 char **cl;
2830 int cr;
2831
2832#if !ENABLE_MINIMAL
2833 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2834 // so recode it manually
2835 if (ct.encoding == xa[XA_UTF8_STRING])
2836 {
2837 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2838 char *s = rxvt_wcstombs (w);
2839 free (w);
2840 // TODO: strlen == only the first element will be converted. well...
2841 paste (s, strlen (s));
2842 free (s);
2843 }
2844 else
2845#endif
2846 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2847 && cl)
2848 {
2849 for (int i = 0; i < cr; i++)
2850 paste (cl[i], strlen (cl[i]));
2851
2852 XFreeStringList (cl);
2853 }
2854 else
2855 paste ((char *)ct.value, ct.nitems); // paste raw
2856
2857bailout:
2858 XFree (ct.value);
2859
2860 if (selection_wait == Sel_normal)
2861 selection_wait = Sel_none;
2862}
2863
2864void
2865rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2866{
2867 selection_wait = Sel_none;
2868
2869 incr_buf_size = 0;
2870 free (incr_buf);
2871
2872 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2873}
2874
2875void
2876rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2877{
2878 if (prop == None || selection_wait != Sel_incr)
2879 return; 2726 return;
2880 2727
2881 selection_paste (win, prop, true); 2728 tt_paste (data, len);
2882} 2729}
2883 2730
2884/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2885/* 2732/*
2886 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2887 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2888 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * as fallback
2889 * > CUT_BUFFER0
2890 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2891 * will auto fallback to CUT_BUFFER0
2892 * EXT: button 2 release 2736 * EXT: button 2 release
2893 */ 2737 */
2894void 2738void
2895rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2896{ 2740{
2897 if (selection.text && selnum == Sel_Primary) 2741 if (!selection_req)
2898 {
2899 /* internal selection */
2900 char *str = rxvt_wcstombs (selection.text, selection.len);
2901 paste (str, strlen (str));
2902 free (str);
2903 return;
2904 } 2742 {
2905 else 2743 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2744 selection_req->run ();
2906 { 2745 }
2907 selection_request_time = tm;
2908 selection_wait = Sel_normal;
2909
2910#if X_HAVE_UTF8_STRING
2911 selection_type = Sel_UTF8String;
2912 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2913 return;
2914#else
2915 selection_type = Sel_CompoundText;
2916 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2917 return;
2918#endif
2919 }
2920
2921 selection_wait = Sel_none; /* don't loop in selection_paste () */
2922 selection_paste (display->root, XA_CUT_BUFFER0, false);
2923}
2924
2925int
2926rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2927{
2928 Atom sel;
2929
2930 selection_type |= selnum;
2931
2932 if (selnum == Sel_Primary)
2933 sel = XA_PRIMARY;
2934 else if (selnum == Sel_Secondary)
2935 sel = XA_SECONDARY;
2936 else
2937 sel = xa[XA_CLIPBOARD];
2938
2939 if (XGetSelectionOwner (dpy, sel) != None)
2940 {
2941 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2942 vt, selection_request_time);
2943 return 1;
2944 }
2945
2946 return 0;
2947} 2746}
2948 2747
2949/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2950/* 2749/*
2951 * Clear all selected text 2750 * Clear all selected text
2952 * EXT: SelectionClear 2751 * EXT: SelectionClear
2953 */ 2752 */
2954void 2753void
2955rxvt_term::selection_clear () NOTHROW 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2956{ 2755{
2756 if (!clipboard)
2757 {
2957 want_refresh = 1; 2758 want_refresh = 1;
2958 free (selection.text); 2759 free (selection.text);
2959 selection.text = NULL; 2760 selection.text = NULL;
2960 selection.len = 0; 2761 selection.len = 0;
2961 CLEAR_SELECTION (); 2762 CLEAR_SELECTION ();
2962 2763
2963 if (display->selection_owner == this) 2764 if (display->selection_owner == this)
2964 display->selection_owner = 0; 2765 display->selection_owner = 0;
2766 }
2767 else
2768 {
2769 free (selection.clip_text);
2770 selection.clip_text = NULL;
2771 selection.clip_len = 0;
2772
2773 if (display->clipboard_owner == this)
2774 display->clipboard_owner = 0;
2775 }
2965} 2776}
2966 2777
2967/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2968/* 2779/*
2969 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2970 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2971 */ 2782 */
2972void 2783void
2973rxvt_term::selection_make (Time tm) 2784rxvt_term::selection_make (Time tm)
2974{ 2785{
2975 int i; 2786 int size;
2976 wchar_t *new_selection_text; 2787 wchar_t *new_selection_text;
2977 text_t *t; 2788 text_t *t;
2978 2789
2979 switch (selection.op) 2790 switch (selection.op)
2980 { 2791 {
2996 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2997 2808
2998 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2999 return; 2810 return;
3000 2811
3001 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2812 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3002 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3003 2814
3004 int ofs = 0; 2815 int ofs = 0;
3005 int extra = 0; 2816 int extra = 0;
3006 2817
3007 int col = selection.beg.col; 2818 int col = selection.beg.col;
3013 { 2824 {
3014#if !ENABLE_MINIMAL 2825#if !ENABLE_MINIMAL
3015 if (selection.rect) 2826 if (selection.rect)
3016 { 2827 {
3017 col = selection.beg.col; 2828 col = selection.beg.col;
3018 end_col = ncol + 1; 2829 end_col = selection.end.col;
3019 } 2830 }
3020 else 2831 else
3021#endif 2832#endif
3022 end_col = ROW(row).l; 2833 end_col = ROW(row).l;
3023 2834
3024 col = max (col, 0); 2835 col = max (col, 0);
3025 2836
3026 if (row == selection.end.row 2837 if (row == selection.end.row)
3027#if !ENABLE_MINIMAL
3028 || selection.rect
3029#endif
3030 )
3031 min_it (end_col, selection.end.col); 2838 min_it (end_col, selection.end.col);
3032 2839
3033 t = ROW(row).t + col; 2840 t = ROW(row).t + col;
3034 2841
3035 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
3043 2850
3044 extra -= (len - 1); 2851 extra -= (len - 1);
3045 2852
3046 if (extra < 0) 2853 if (extra < 0)
3047 { 2854 {
3048 extra += i; 2855 extra += size;
3049 i += i; 2856 size += size;
3050 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2857 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3051 } 2858 }
3052 2859
3053 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2860 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3054 } 2861 }
3055#endif 2862#endif
3067 2874
3068 new_selection_text[ofs++] = C0_LF; 2875 new_selection_text[ofs++] = C0_LF;
3069 } 2876 }
3070 else 2877 else
3071#endif 2878#endif
3072 if (!ROW(row).is_longer () && row != selection.end.row) 2879 if (!ROW(row).is_longer ()
2880 && (row != selection.end.row || end_col != selection.end.col)
2881 && (row != selection.beg.row || selection.beg.col < ncol))
3073 new_selection_text[ofs++] = C0_LF; 2882 new_selection_text[ofs++] = C0_LF;
3074 } 2883 }
3075
3076 if (end_col != selection.end.col)
3077 new_selection_text[ofs++] = C0_LF;
3078 2884
3079 new_selection_text[ofs] = 0; 2885 new_selection_text[ofs] = 0;
3080 2886
3081 if (ofs == 0) 2887 if (ofs == 0)
3082 { 2888 {
3095 2901
3096 selection_grab (tm); 2902 selection_grab (tm);
3097} 2903}
3098 2904
3099bool 2905bool
3100rxvt_term::selection_grab (Time tm) NOTHROW 2906rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3101{ 2907{
2908 Atom sel;
2909
2910 if (!clipboard)
2911 {
3102 selection_time = tm; 2912 selection_time = tm;
2913 sel = XA_PRIMARY;
2914 }
2915 else
2916 {
2917 clipboard_time = tm;
2918 sel = xa[XA_CLIPBOARD];
2919 }
3103 2920
3104 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2921 XSetSelectionOwner (dpy, sel, vt, tm);
3105 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2922 if (XGetSelectionOwner (dpy, sel) == vt)
3106 { 2923 {
3107 display->set_selection_owner (this); 2924 display->set_selection_owner (this, clipboard);
3108 return true; 2925 return true;
3109 } 2926 }
3110 else 2927 else
3111 { 2928 {
3112 selection_clear (); 2929 selection_clear (clipboard);
3113 return false; 2930 return false;
3114 } 2931 }
3115 2932
3116#if 0 2933#if 0
3117 XTextProperty ct; 2934 XTextProperty ct;
3127/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
3128/* 2945/*
3129 * Mark or select text based upon number of clicks: 1, 2, or 3 2946 * Mark or select text based upon number of clicks: 1, 2, or 3
3130 * EXT: button 1 press 2947 * EXT: button 1 press
3131 */ 2948 */
3132void 2949void ecb_cold
3133rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3134{ 2951{
3135 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
3136 selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
3137 2954
3156 2973
3157/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
3158/* 2975/*
3159 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
3160 */ 2977 */
3161void 2978void ecb_cold
3162rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3163{ 2980{
3164 want_refresh = 1; 2981 want_refresh = 1;
3165 2982
3166 selection.mark.row = row + view_start; 2983 selection.mark.row = row + view_start;
3193/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3010/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3194#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
3195 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3196#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
3197 3014
3198void 3015void ecb_cold
3199rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3200{ 3017{
3201 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
3202 row_col_t bound; 3019 row_col_t bound;
3203 text_t *stp; 3020 text_t *stp;
3277 * EXT: button 3 press; button 1 or 3 drag 3094 * EXT: button 3 press; button 1 or 3 drag
3278 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
3279 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
3280 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
3281 */ 3098 */
3282void 3099void ecb_cold
3283rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3284{ 3101{
3285 int col = clamp (Pixel2Col (x), 0, ncol); 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3286 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3287 3104
3313 3130
3314/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
3315/* 3132/*
3316 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
3317 */ 3134 */
3318void 3135void ecb_cold
3319rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3320{ 3137{
3321 row_col_t pos; 3138 row_col_t pos;
3322 enum { 3139 enum {
3323 LEFT, RIGHT 3140 LEFT, RIGHT
3514 ::swap (selection.beg.col, selection.end.col); 3331 ::swap (selection.beg.col, selection.end.col);
3515#endif 3332#endif
3516} 3333}
3517 3334
3518#if !ENABLE_MINIMAL 3335#if !ENABLE_MINIMAL
3519void 3336void ecb_cold
3520rxvt_term::selection_remove_trailing_spaces () NOTHROW 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3521{ 3338{
3522 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3523 text_t *stp; 3340 text_t *stp;
3524 3341
3562/* ------------------------------------------------------------------------- */ 3379/* ------------------------------------------------------------------------- */
3563/* 3380/*
3564 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3565 * EXT: button 3 double click 3382 * EXT: button 3 double click
3566 */ 3383 */
3567void 3384void ecb_cold
3568rxvt_term::selection_rotate (int x, int y) NOTHROW 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3569{ 3386{
3570 selection.clicks = selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3571 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3572} 3389}
3574/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3575/* 3392/*
3576 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3577 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3578 */ 3395 */
3579void 3396void ecb_cold
3580rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3581{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3582 XSelectionEvent ev; 3400 XSelectionEvent ev;
3583 3401
3584 ev.type = SelectionNotify; 3402 ev.type = SelectionNotify;
3585 ev.property = None; 3403 ev.property = None;
3586 ev.display = rq.display; 3404 ev.display = rq.display;
3601 *target++ = xa[XA_COMPOUND_TEXT]; 3419 *target++ = xa[XA_COMPOUND_TEXT];
3602#if X_HAVE_UTF8_STRING 3420#if X_HAVE_UTF8_STRING
3603 *target++ = xa[XA_UTF8_STRING]; 3421 *target++ = xa[XA_UTF8_STRING];
3604#endif 3422#endif
3605 3423
3606 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3424 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3607 32, PropModeReplace, 3425 32, PropModeReplace,
3608 (unsigned char *)target_list, target - target_list); 3426 (unsigned char *)target_list, target - target_list);
3609 ev.property = rq.property; 3427 ev.property = property;
3610 } 3428 }
3611#if TODO // TODO 3429#if TODO // TODO
3612 else if (rq.target == xa[XA_MULTIPLE]) 3430 else if (rq.target == xa[XA_MULTIPLE])
3613 { 3431 {
3614 /* TODO: Handle MULTIPLE */ 3432 /* TODO: Handle MULTIPLE */
3615 } 3433 }
3616#endif 3434#endif
3617 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3435 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3618 { 3436 {
3619 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3437 XChangeProperty (dpy, rq.requestor, property, rq.target,
3620 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3438 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3621 ev.property = rq.property; 3439 ev.property = property;
3440 }
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3445 ev.property = property;
3622 } 3446 }
3623 else if (rq.target == XA_STRING 3447 else if (rq.target == XA_STRING
3624 || rq.target == xa[XA_TEXT] 3448 || rq.target == xa[XA_TEXT]
3625 || rq.target == xa[XA_COMPOUND_TEXT] 3449 || rq.target == xa[XA_COMPOUND_TEXT]
3626 || rq.target == xa[XA_UTF8_STRING] 3450 || rq.target == xa[XA_UTF8_STRING]
3658 { 3482 {
3659 target = xa[XA_COMPOUND_TEXT]; 3483 target = xa[XA_COMPOUND_TEXT];
3660 style = enc_compound_text; 3484 style = enc_compound_text;
3661 } 3485 }
3662 3486
3663 if (selection.text) 3487 if (rq.selection == XA_PRIMARY && selection.text)
3664 { 3488 {
3665 cl = selection.text; 3489 cl = selection.text;
3666 selectlen = selection.len; 3490 selectlen = selection.len;
3491 }
3492 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3493 {
3494 cl = selection.clip_text;
3495 selectlen = selection.clip_len;
3667 } 3496 }
3668 else 3497 else
3669 { 3498 {
3670 cl = L""; 3499 cl = L"";
3671 selectlen = 0; 3500 selectlen = 0;
3692 ct.value = (unsigned char *)cl; 3521 ct.value = (unsigned char *)cl;
3693 ct.nitems = selectlen; 3522 ct.nitems = selectlen;
3694 ct.encoding = target; 3523 ct.encoding = target;
3695 } 3524 }
3696 3525
3697 XChangeProperty (dpy, rq.requestor, rq.property, 3526 XChangeProperty (dpy, rq.requestor, property,
3698 ct.encoding, 8, PropModeReplace, 3527 ct.encoding, 8, PropModeReplace,
3699 ct.value, (int)ct.nitems); 3528 ct.value, (int)ct.nitems);
3700 ev.property = rq.property; 3529 ev.property = property;
3701 3530
3702 if (freect) 3531 if (freect)
3703 XFree (ct.value); 3532 XFree (ct.value);
3704 } 3533 }
3705 3534
3706 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3707} 3536}
3708 3537
3709/* ------------------------------------------------------------------------- */ 3538/* ------------------------------------------------------------------------- */
3710#ifdef USE_XIM 3539#if USE_XIM
3711void 3540void ecb_cold
3712rxvt_term::im_set_position (XPoint &pos) NOTHROW 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3713{ 3542{
3714 XWindowAttributes xwa; 3543 XWindowAttributes xwa;
3715 3544
3716 XGetWindowAttributes (dpy, vt, &xwa); 3545 XGetWindowAttributes (dpy, vt, &xwa);

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