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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.328 by root, Sun Mar 29 13:36:03 2009 UTC vs.
Revision 1.430 by root, Sun Jan 13 20:16:40 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 = min (prev_swap_buf [row].l, ncol);
289 swap_buf [row].f = prev_swap_buf [row].f;
267 { 290 }
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));
274 291
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 292 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows); 293 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row 294 int q = total_rows; // rewrapped row
278 295
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 303 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287 304
288 do 305 do
289 { 306 {
290 p = MOD (p - 1, prev_total_rows); 307 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t); 308 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
293#endif
294 int plines = 1; 309 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l; 310 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
296 311
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 312 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
298 { 313 {
299 p = MOD (p - 1, prev_total_rows); 314 p = MOD (p - 1, prev_total_rows);
300 315
301 plines++; 316 plines++;
302 llen += prev_ncol; 317 llen += prev_ncol;
315 330
316 // re-assemble the full line by destination lines 331 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++) 332 for (int qrow = q; qlines--; qrow++)
318 { 333 {
319 qline = row_buf + qrow; 334 qline = row_buf + qrow;
320 lalloc (*qline); 335 qline->alloc (); // redundant with next line
321 qline->l = ncol; 336 qline->l = ncol;
322 qline->is_longer (1); 337 qline->is_longer (1);
323 338
324 int qcol = 0; 339 int qcol = 0;
325 340
340 // this seems to upset applications/shells/readline 355 // this seems to upset applications/shells/readline
341 // least. 356 // least.
342 if (prow == ocur.row) 357 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow); 358 screen.cur.row = q - (total_rows - nrow);
344 359
345 line_t &pline = old_buf [prow]; 360 line_t &pline = prev_row_buf [prow];
346 361
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 362 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348 363
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 364 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 365 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
371 { 386 {
372 // if no scrollback exists (yet), wing, instead of wrap 387 // if no scrollback exists (yet), wing, instead of wrap
373 388
374 for (int row = min (nrow, prev_nrow); row--; ) 389 for (int row = min (nrow, prev_nrow); row--; )
375 { 390 {
376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 391 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
377 line_t &qline = row_buf [row]; 392 line_t &dst = row_buf [row];
378 393
379 qline = pline; 394 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
380 lresize (qline); 395
396 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
397 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
398 dst.l = common_col;
381 } 399 }
382 400
383 for (int row = prev_nrow; row < nrow; row++) 401 for (int row = prev_nrow; row < nrow; row++)
384 {
385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 402 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
386 }
387 403
388 term_start = 0; 404 term_start = 0;
389 } 405 }
390
391 free (old_buf);
392 delete old_ta;
393 delete old_ra;
394 406
395 clamp_it (screen.cur.row, 0, nrow - 1); 407 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1); 408 clamp_it (screen.cur.col, 0, ncol - 1);
397 } 409 }
398 410
411 for (int row = nrow; row--; )
412 {
413 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
414 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
415 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
416 }
417
418 chunk_free (prev_chunk, prev_chunk_size);
419
399 free (tabs); 420 free (tabs);
400 tabs = (char *)rxvt_malloc (ncol); 421 tabs = (char *)rxvt_malloc (ncol);
401 422
402 for (int col = ncol; --col; ) 423 for (int col = ncol; col--; )
403 tabs [col] = col % TABSIZE == 0; 424 tabs [col] = col % TABSIZE == 0;
404 425
405 CLEAR_ALL_SELECTION (); 426 CLEAR_ALL_SELECTION ();
406 427
407 prev_nrow = nrow; 428 prev_nrow = nrow;
410 tt_winch (); 431 tt_winch ();
411 432
412 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 433 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
413} 434}
414 435
415/* ------------------------------------------------------------------------- */ 436void ecb_cold
416/*
417 * Free everything. That way malloc debugging can find leakage.
418 */
419void
420rxvt_term::scr_release () NOTHROW 437rxvt_term::scr_release () NOTHROW
421{ 438{
422 if (row_buf) 439 chunk_free (chunk, chunk_size);
423 { 440 chunk = 0;
424 delete talloc; talloc = 0; 441 row_buf = 0;
425 delete ralloc; ralloc = 0;
426 442
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); 443 free (tabs);
433 tabs = 0; 444 tabs = 0;
434 }
435} 445}
436 446
437/* ------------------------------------------------------------------------- */ 447/* ------------------------------------------------------------------------- */
438/* 448/*
439 * Hard/Soft reset 449 * Hard/Soft reset
440 */ 450 */
441void 451void ecb_cold
442rxvt_term::scr_poweron () 452rxvt_term::scr_poweron ()
443{ 453{
444 scr_release (); 454 scr_release ();
455
445 prev_nrow = prev_ncol = 0; 456 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false; 457 rvideo_mode = false;
447 scr_soft_reset (); 458 scr_soft_reset ();
448 scr_reset (); 459 scr_reset ();
449 460
450 scr_clear (true); 461 scr_clear (true);
451 scr_refresh (); 462 scr_refresh ();
452} 463}
453 464
454void 465void ecb_cold
455rxvt_term::scr_soft_reset () 466rxvt_term::scr_soft_reset () NOTHROW
456{ 467{
457 /* only affects modes, nothing drastic such as clearing the screen */ 468 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY 469#if ENABLE_OVERLAY
459 scr_overlay_off (); 470 scr_overlay_off ();
460#endif 471#endif
510 } 521 }
511 522
512 /* boundary check in case screen size changed between SAVE and RESTORE */ 523 /* boundary check in case screen size changed between SAVE and RESTORE */
513 min_it (s->cur.row, nrow - 1); 524 min_it (s->cur.row, nrow - 1);
514 min_it (s->cur.col, ncol - 1); 525 min_it (s->cur.col, ncol - 1);
515#ifdef DEBUG_STRICT
516 assert (s->cur.row >= 0); 526 assert (s->cur.row >= 0);
517 assert (s->cur.col >= 0); 527 assert (s->cur.col >= 0);
518#endif
519} 528}
520 529
521void 530void
522rxvt_term::scr_swap_screen () 531rxvt_term::scr_swap_screen () NOTHROW
523{ 532{
524 if (!option (Opt_secondaryScreen)) 533 if (!option (Opt_secondaryScreen))
525 return; 534 return;
526 535
527 for (int i = prev_nrow; i--; ) 536 for (int i = prev_nrow; i--; )
546 return; 555 return;
547 556
548 want_refresh = 1; 557 want_refresh = 1;
549 view_start = 0; 558 view_start = 0;
550 559
551 selection_check (2); /* check for boundary cross */ 560 /* check for boundary cross */
561 row_col_t pos;
562 pos.row = pos.col = 0;
563 if (ROWCOL_IS_BEFORE (selection.beg, pos)
564 && ROWCOL_IS_AFTER (selection.end, pos))
565 CLEAR_SELECTION ();
552 566
553 int i = current_screen; current_screen = scrn; scrn = i; 567 current_screen = scrn;
554 568
555#if NSCREENS 569#if NSCREENS
556 if (option (Opt_secondaryScreen)) 570 if (option (Opt_secondaryScreen))
557 { 571 {
558 num_scr = 0; 572 num_scr = 0;
622/* 636/*
623 * Scroll text between <row1> and <row2> inclusive, by <count> lines 637 * Scroll text between <row1> and <row2> inclusive, by <count> lines
624 * count positive ==> scroll up 638 * count positive ==> scroll up
625 * count negative ==> scroll down 639 * count negative ==> scroll down
626 */ 640 */
627int 641int ecb_hot
628rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 642rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
629{ 643{
630 if (count == 0 || (row1 > row2)) 644 if (count == 0 || (row1 > row2))
631 return 0; 645 return 0;
632 646
635 649
636 if (count > 0 650 if (count > 0
637 && row1 == 0 651 && row1 == 0
638 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 652 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
639 { 653 {
654 min_it (count, total_rows - (nrow - (row2 + 1)));
655
640 top_row = max (top_row - count, -saveLines); 656 top_row = max (top_row - count, -saveLines);
641
642 // scroll everything up 'count' lines
643 term_start = (term_start + count) % total_rows;
644 657
645 // sever bottommost line 658 // sever bottommost line
646 { 659 {
647 line_t &l = ROW(row2 - count); 660 line_t &l = ROW(row2);
648 l.is_longer (0); 661 l.is_longer (0);
649 l.touch (); 662 l.touch ();
650 } 663 }
651 664
665 // scroll everything up 'count' lines
666 term_start = (term_start + count) % total_rows;
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
652 // erase newly scrolled-in lines 680 // erase newly scrolled-in lines
653 for (int i = count; i--; ) 681 for (int i = count; i--; )
654 { 682 {
655 line_t &l = ROW(nrow - 1 - i); 683 line_t &l = ROW(row2 - i);
656 684
657 // optimize if already cleared, can be significant on slow machines 685 // optimise if already cleared, can be significant on slow machines
658 // could be rolled into scr_blank_screen_mem 686 // 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))) 687 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
660 { 688 {
661 scr_blank_line (l, 0, l.l, rstyle); 689 scr_blank_line (l, 0, l.l, rstyle);
662 l.l = 0; 690 l.l = 0;
664 } 692 }
665 else 693 else
666 scr_blank_screen_mem (l, rstyle); 694 scr_blank_screen_mem (l, rstyle);
667 } 695 }
668 696
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 697 // move and/or clear selection, if any
682 if (selection.op && current_screen == selection.screen) 698 if (selection.op && current_screen == selection.screen
699 && selection.beg.row <= row2)
683 { 700 {
684 selection.beg.row -= count; 701 selection.beg.row -= count;
685 selection.end.row -= count; 702 selection.end.row -= count;
686 selection.mark.row -= count; 703 selection.mark.row -= count;
687 704
688 if (selection.beg.row < top_row 705 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 } 706 }
696 707
697 // finally move the view window, if desired 708 // finally move the view window, if desired
698 if (option (Opt_scrollWithBuffer) 709 if (option (Opt_scrollWithBuffer)
699 && view_start != 0 710 && view_start != 0
729 } 740 }
730 741
731 // use a simple and robust scrolling algorithm, this 742 // use a simple and robust scrolling algorithm, this
732 // part of scr_scroll_text is not time-critical. 743 // part of scr_scroll_text is not time-critical.
733 744
745 // sever line above scroll region
746 if (row1)
747 {
748 line_t &l = ROW(row1 - 1);
749 l.is_longer (0);
750 l.touch ();
751 }
752
734 int rows = row2 - row1 + 1; 753 int rows = row2 - row1 + 1;
735 754
736 min_it (count, rows); 755 min_it (count, rows);
737 756
738 line_t *temp_buf = row_buf + total_rows; 757 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
739 758
740 for (int row = 0; row < rows; row++) 759 for (int row = 0; row < rows; row++)
741 { 760 {
742 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 761 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
743 762
745 scr_blank_screen_mem (temp_buf [row], rstyle); 764 scr_blank_screen_mem (temp_buf [row], rstyle);
746 } 765 }
747 766
748 for (int row = 0; row < rows; row++) 767 for (int row = 0; row < rows; row++)
749 ROW(row1 + row) = temp_buf [row]; 768 ROW(row1 + row) = temp_buf [row];
769
770 // sever bottommost line
771 {
772 line_t &l = ROW(row2);
773 l.is_longer (0);
774 l.touch ();
775 }
750 } 776 }
751 777
752 return count; 778 return count;
753} 779}
754 780
755/* ------------------------------------------------------------------------- */ 781/* ------------------------------------------------------------------------- */
756/* 782/*
757 * Add text given in <str> of length <len> to screen struct 783 * Add text given in <str> of length <len> to screen struct
758 */ 784 */
759void 785void ecb_hot
760rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 786rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
761{ 787{
762 if (len <= 0) /* sanity */ 788 if (len <= 0) /* sanity */
763 return; 789 return;
764 790
765 unsigned char checksel; 791 bool checksel;
766 unicode_t c; 792 unicode_t c;
767 int ncol = this->ncol; 793 int ncol = this->ncol;
768 const wchar_t *strend = str + len; 794 const wchar_t *strend = str + len;
769 795
770 want_refresh = 1; 796 want_refresh = 1;
783 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 809 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
784 screen.cur.row -= minlines; 810 screen.cur.row -= minlines;
785 } 811 }
786 } 812 }
787 813
788#ifdef DEBUG_STRICT
789 assert (screen.cur.col < ncol); 814 assert (screen.cur.col < ncol);
790 assert (screen.cur.row < nrow 815 assert (screen.cur.row < nrow
791 && screen.cur.row >= top_row); 816 && screen.cur.row >= top_row);
792#endif
793 int row = screen.cur.row; 817 int row = screen.cur.row;
794 818
795 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 819 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
796 820
797 line_t *line = &ROW(row); 821 line_t *line = &ROW(row);
798 822
799 while (str < strend) 823 while (str < strend)
800 { 824 {
801 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 825 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
802 826
803 if (expect_false (c < 0x20)) 827 if (ecb_unlikely (c < 0x20))
804 if (c == C0_LF) 828 if (c == C0_LF)
805 { 829 {
806 max_it (line->l, screen.cur.col); 830 max_it (line->l, screen.cur.col);
807 831
808 screen.flags &= ~Screen_WrapNext; 832 screen.flags &= ~Screen_WrapNext;
827 { 851 {
828 scr_tab (1, true); 852 scr_tab (1, true);
829 continue; 853 continue;
830 } 854 }
831 855
832 if (expect_false ( 856 if (ecb_unlikely (
833 checksel /* see if we're writing within selection */ 857 checksel /* see if we're writing within selection */
834 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 858 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
835 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 859 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
836 )) 860 ))
837 { 861 {
842 * should be a similar check. 866 * should be a similar check.
843 */ 867 */
844 CLEAR_SELECTION (); 868 CLEAR_SELECTION ();
845 } 869 }
846 870
847 if (expect_false (screen.flags & Screen_WrapNext)) 871 if (ecb_unlikely (screen.flags & Screen_WrapNext))
848 { 872 {
849 scr_do_wrap (); 873 scr_do_wrap ();
850 874
851 line->l = ncol; 875 line->l = ncol;
852 line->is_longer (1); 876 line->is_longer (1);
854 row = screen.cur.row; 878 row = screen.cur.row;
855 line = &ROW(row); /* _must_ refresh */ 879 line = &ROW(row); /* _must_ refresh */
856 } 880 }
857 881
858 // some utf-8 decoders "decode" surrogate characters: let's fix this. 882 // some utf-8 decoders "decode" surrogate characters: let's fix this.
859 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 883 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
860 c = 0xfffd; 884 c = 0xfffd;
861 885
862 // rely on wcwidth to tell us the character width, do wcwidth before 886 // rely on wcwidth to tell us the character width, do wcwidth before
863 // further replacements, as wcwidth might return -1 for the line 887 // further replacements, as wcwidth might return -1 for the line
864 // drawing characters below as they might be invalid in the current 888 // drawing characters below as they might be invalid in the current
865 // locale. 889 // locale.
866 int width = WCWIDTH (c); 890 int width = WCWIDTH (c);
867 891
868 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 892 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
869 { 893 {
870 // vt100 special graphics and line drawing 894 // vt100 special graphics and line drawing
871 // 5f-7e standard vt100 895 // 5f-7e standard vt100
872 // 40-5e rxvt extension for extra curses acs chars 896 // 40-5e rxvt extension for extra curses acs chars
873 static uint16_t vt100_0[62] = { // 41 .. 7e 897 static uint16_t vt100_0[62] = { // 41 .. 7e
886 c = vt100_0[c - 0x41]; 910 c = vt100_0[c - 0x41];
887 width = 1; // vt100 line drawing characters are always single-width 911 width = 1; // vt100 line drawing characters are always single-width
888 } 912 }
889 } 913 }
890 914
891 if (expect_false (screen.flags & Screen_Insert)) 915 if (ecb_unlikely (screen.flags & Screen_Insert))
892 scr_insdel_chars (width, INSERT); 916 scr_insdel_chars (width, INSERT);
893 917
894 if (width != 0) 918 if (width != 0)
895 { 919 {
896#if !UNICODE_3 920#if !UNICODE_3
901# else 925# else
902 c = 0xfffd; 926 c = 0xfffd;
903# endif 927# endif
904#endif 928#endif
905 929
930 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
931
932 // if the character doesn't fit into the remaining columns...
933 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
934 {
935 if (screen.flags & Screen_Autowrap)
936 {
937 // ... artificially enlargen the previous one
938 c = NOCHAR;
939 // and try the same character next loop iteration
940 --str;
941 }
942 else
943 screen.cur.col = ncol - width;
944 }
945
906 // nuke the character at this position, if required 946 // nuke the character at this position, if required
907 if (expect_false ( 947 // due to wonderful coincidences everywhere else in this loop
948 // we never have to check for overwriting a wide char itself,
949 // only its tail.
908 line->t[screen.cur.col] == NOCHAR 950 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); 951 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 }
924 952
925 line->touch (); 953 line->touch ();
926 954
927 do 955 do
928 { 956 {
929 line->t[screen.cur.col] = c; 957 line->t[screen.cur.col] = c;
930 line->r[screen.cur.col] = rend; 958 line->r[screen.cur.col] = rend;
931 959
932 if (expect_true (screen.cur.col < ncol - 1)) 960 if (ecb_likely (screen.cur.col < ncol - 1))
933 screen.cur.col++; 961 screen.cur.col++;
934 else 962 else
935 { 963 {
936 line->l = ncol; 964 line->l = ncol;
937 if (screen.flags & Screen_Autowrap) 965 if (screen.flags & Screen_Autowrap)
938 screen.flags |= Screen_WrapNext; 966 screen.flags |= Screen_WrapNext;
939 break; 967
968 goto end_of_line;
940 } 969 }
941 970
942 c = NOCHAR; 971 c = NOCHAR;
943 } 972 }
944 while (expect_false (--width > 0)); 973 while (ecb_unlikely (--width > 0));
945 974
946 // pad with spaces when overwriting wide character with smaller one 975 // pad with spaces when overwriting wide character with smaller one
947 if (expect_false (!width)) 976 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
948 { 977 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
953 line->t[c] = ' '; 978 line->t[c] = ' ';
954 line->r[c] = rend; 979 line->r[c] = rend;
955 }
956 } 980 }
981
982end_of_line:
983 ;
957 } 984 }
958#if ENABLE_COMBINING 985#if ENABLE_COMBINING
959 else // width == 0 986 else // width == 0
960 { 987 {
961 if (c != 0xfeff) // ignore BOM 988 if (c != 0xfeff) // ignore BOM
1001#endif 1028#endif
1002 } 1029 }
1003 1030
1004 max_it (line->l, screen.cur.col); 1031 max_it (line->l, screen.cur.col);
1005 1032
1006#ifdef DEBUG_STRICT
1007 assert (screen.cur.row >= 0); 1033 assert (screen.cur.row >= 0);
1008#endif
1009} 1034}
1010 1035
1011/* ------------------------------------------------------------------------- */ 1036/* ------------------------------------------------------------------------- */
1012/* 1037/*
1013 * Process Backspace. Move back the cursor back a position, wrap if have to 1038 * Process Backspace. Move back the cursor back a position, wrap if have to
1026 1051
1027 want_refresh = 1; 1052 want_refresh = 1;
1028#endif 1053#endif
1029 } 1054 }
1030 } 1055 }
1056 else if (screen.flags & Screen_WrapNext)
1057 screen.flags &= ~Screen_WrapNext;
1031 else 1058 else
1032 scr_gotorc (0, -1, RELATIVE); 1059 scr_gotorc (0, -1, RELATIVE);
1033} 1060}
1034 1061
1035/* ------------------------------------------------------------------------- */ 1062/* ------------------------------------------------------------------------- */
1113 * XTERM_SEQ: ESC 6 1140 * XTERM_SEQ: ESC 6
1114 * Move cursor left in row. If we're at the left boundary, shift everything 1141 * Move cursor left in row. If we're at the left boundary, shift everything
1115 * in that row right. Clear left column. 1142 * in that row right. Clear left column.
1116 */ 1143 */
1117#if !ENABLE_MINIMAL 1144#if !ENABLE_MINIMAL
1118void 1145void ecb_cold
1119rxvt_term::scr_backindex () NOTHROW 1146rxvt_term::scr_backindex () NOTHROW
1120{ 1147{
1121 if (screen.cur.col > 0) 1148 if (screen.cur.col > 0)
1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1149 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1123 else 1150 else
1130 * XTERM_SEQ: ESC 9 1157 * XTERM_SEQ: ESC 9
1131 * Move cursor right in row. If we're at the right boundary, shift everything 1158 * Move cursor right in row. If we're at the right boundary, shift everything
1132 * in that row left. Clear right column. 1159 * in that row left. Clear right column.
1133 */ 1160 */
1134#if !ENABLE_MINIMAL 1161#if !ENABLE_MINIMAL
1135void 1162void ecb_cold
1136rxvt_term::scr_forwardindex () NOTHROW 1163rxvt_term::scr_forwardindex () NOTHROW
1137{ 1164{
1138 if (screen.cur.col < ncol - 1) 1165 if (screen.cur.col < ncol - 1)
1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1166 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1140 else 1167 else
1291 scr_blank_line (line, col, num, rstyle); 1318 scr_blank_line (line, col, num, rstyle);
1292} 1319}
1293 1320
1294/* ------------------------------------------------------------------------- */ 1321/* ------------------------------------------------------------------------- */
1295/* 1322/*
1296 * Erase part of whole of the screen 1323 * Erase part or whole of the screen
1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1324 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1325 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1326 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1300 */ 1327 */
1301void 1328void
1310 ZERO_SCROLLBACK (); 1337 ZERO_SCROLLBACK ();
1311 1338
1312 switch (mode) 1339 switch (mode)
1313 { 1340 {
1314 case 0: /* erase to end of screen */ 1341 case 0: /* erase to end of screen */
1315 selection_check (1);
1316 scr_erase_line (0); 1342 scr_erase_line (0);
1317 row = screen.cur.row + 1; /* possible OOB */ 1343 row = screen.cur.row + 1; /* possible OOB */
1318 num = nrow - row; 1344 num = nrow - row;
1319 break; 1345 break;
1320 case 1: /* erase to beginning of screen */ 1346 case 1: /* erase to beginning of screen */
1321 selection_check (3);
1322 scr_erase_line (1); 1347 scr_erase_line (1);
1323 row = 0; 1348 row = 0;
1324 num = screen.cur.row; 1349 num = screen.cur.row;
1325 break; 1350 break;
1326 case 2: /* erase whole screen */ 1351 case 2: /* erase whole screen */
1327 selection_check (3);
1328 row = 0; 1352 row = 0;
1329 num = nrow; 1353 num = nrow;
1330 break; 1354 break;
1331 default: 1355 default:
1332 return; 1356 return;
1341 if (row >= nrow) /* Out Of Bounds */ 1365 if (row >= nrow) /* Out Of Bounds */
1342 return; 1366 return;
1343 1367
1344 min_it (num, nrow - row); 1368 min_it (num, nrow - row);
1345 1369
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)) 1370 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1350 ren = (rend_t) ~RS_None; 1371 ren = (rend_t) ~RS_None;
1351 else if (GET_BASEBG (rstyle) == Color_bg) 1372 else if (GET_BASEBG (rstyle) == Color_bg)
1352 { 1373 {
1353 ren = DEFAULT_RSTYLE; 1374 ren = DEFAULT_RSTYLE;
1354 1375
1355 if (mapped && !view_start) 1376 if (mapped)
1356 XClearArea (dpy, vt, 0, 1377 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width, 1378 Row2Pixel (row - view_start), (unsigned int)vt_width,
1358 (unsigned int)Height2Pixel (num), False); 1379 (unsigned int)Height2Pixel (num), False);
1359 } 1380 }
1360 else 1381 else
1361 { 1382 {
1362 ren = rstyle & (RS_fgMask | RS_bgMask); 1383 ren = rstyle & (RS_fgMask | RS_bgMask);
1363 1384
1364 if (mapped && !view_start) 1385 if (mapped)
1365 { 1386 {
1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1387 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1367 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 XFillRectangle (dpy, vt, gc, 1389 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start), 1390 0, Row2Pixel (row - view_start),
1370 (unsigned int)width, 1391 (unsigned int)vt_width,
1371 (unsigned int)Height2Pixel (num)); 1392 (unsigned int)Height2Pixel (num));
1372 gcvalue.foreground = pix_colors[Color_fg]; 1393 gcvalue.foreground = pix_colors[Color_fg];
1373 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1394 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 } 1395 }
1375 } 1396 }
1376 1397
1377 for (; num--; row++) 1398 for (; num--; row++)
1378 { 1399 {
1379 scr_blank_screen_mem (ROW(row), rstyle); 1400 scr_blank_screen_mem (ROW(row), rstyle);
1380 1401
1381 if (!view_start) 1402 if (row - view_start < nrow)
1382 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1403 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1383 } 1404 }
1384} 1405}
1385 1406
1386#if !ENABLE_MINIMAL 1407#if !ENABLE_MINIMAL
1387void 1408void
1397/* ------------------------------------------------------------------------- */ 1418/* ------------------------------------------------------------------------- */
1398/* 1419/*
1399 * Fill the screen with `E's 1420 * Fill the screen with `E's
1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1421 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1401 */ 1422 */
1402void 1423void ecb_cold
1403rxvt_term::scr_E () NOTHROW 1424rxvt_term::scr_E () NOTHROW
1404{ 1425{
1405 rend_t fs; 1426 rend_t fs;
1406 1427
1407 want_refresh = 1; 1428 want_refresh = 1;
1408 ZERO_SCROLLBACK (); 1429 ZERO_SCROLLBACK ();
1409 1430
1410 num_scr_allow = 0; 1431 num_scr_allow = 0;
1411 selection_check (3); 1432
1433 row_col_t pos;
1434 pos.row = pos.col = 0;
1435 if (ROWCOL_IS_AFTER (selection.end, pos))
1436 CLEAR_SELECTION ();
1412 1437
1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1438 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1414 for (int row = nrow; row--; ) 1439 for (int row = nrow; row--; )
1415 { 1440 {
1416 line_t &line = ROW(row); 1441 line_t &line = ROW(row);
1567/* ------------------------------------------------------------------------- */ 1592/* ------------------------------------------------------------------------- */
1568/* 1593/*
1569 * Set the scrolling region 1594 * Set the scrolling region
1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1595 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1571 */ 1596 */
1572void 1597void ecb_cold
1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1598rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1574{ 1599{
1575 max_it (top, 0); 1600 max_it (top, 0);
1576 min_it (bot, nrow - 1); 1601 min_it (bot, nrow - 1);
1577 1602
1587/* 1612/*
1588 * Make the cursor visible/invisible 1613 * Make the cursor visible/invisible
1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1614 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1615 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1591 */ 1616 */
1592void 1617void ecb_cold
1593rxvt_term::scr_cursor_visible (int mode) NOTHROW 1618rxvt_term::scr_cursor_visible (int mode) NOTHROW
1594{ 1619{
1595 want_refresh = 1; 1620 want_refresh = 1;
1596 1621
1597 if (mode) 1622 if (mode)
1604/* 1629/*
1605 * Set/unset automatic wrapping 1630 * Set/unset automatic wrapping
1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1631 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1632 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1608 */ 1633 */
1609void 1634void ecb_cold
1610rxvt_term::scr_autowrap (int mode) NOTHROW 1635rxvt_term::scr_autowrap (int mode) NOTHROW
1611{ 1636{
1612 if (mode) 1637 if (mode)
1613 screen.flags |= Screen_Autowrap; 1638 screen.flags |= Screen_Autowrap;
1614 else 1639 else
1623 * Relative mode: line numbers are relative to top margin of scrolling region 1648 * Relative mode: line numbers are relative to top margin of scrolling region
1624 * and the cursor cannot be moved outside. 1649 * and the cursor cannot be moved outside.
1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1650 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1651 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1627 */ 1652 */
1628void 1653void ecb_cold
1629rxvt_term::scr_relative_origin (int mode) NOTHROW 1654rxvt_term::scr_relative_origin (int mode) NOTHROW
1630{ 1655{
1631 if (mode) 1656 if (mode)
1632 screen.flags |= Screen_Relative; 1657 screen.flags |= Screen_Relative;
1633 else 1658 else
1640/* 1665/*
1641 * Set insert/replace mode 1666 * Set insert/replace mode
1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1667 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1668 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1644 */ 1669 */
1645void 1670void ecb_cold
1646rxvt_term::scr_insert_mode (int mode) NOTHROW 1671rxvt_term::scr_insert_mode (int mode) NOTHROW
1647{ 1672{
1648 if (mode) 1673 if (mode)
1649 screen.flags |= Screen_Insert; 1674 screen.flags |= Screen_Insert;
1650 else 1675 else
1656 * Set/Unset tabs 1681 * Set/Unset tabs
1657 * XTERM_SEQ: Set tab at current column : ESC H 1682 * XTERM_SEQ: Set tab at current column : ESC H
1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1683 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1684 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1660 */ 1685 */
1661void 1686void ecb_cold
1662rxvt_term::scr_set_tab (int mode) NOTHROW 1687rxvt_term::scr_set_tab (int mode) NOTHROW
1663{ 1688{
1664 if (mode < 0) 1689 if (mode < 0)
1665 memset (tabs, 0, ncol); 1690 memset (tabs, 0, ncol);
1666 else if (screen.cur.col < ncol) 1691 else if (screen.cur.col < ncol)
1685 if (rvideo_state != on) 1710 if (rvideo_state != on)
1686 { 1711 {
1687 rvideo_state = on; 1712 rvideo_state = on;
1688 1713
1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1714 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1690#ifdef HAVE_BG_PIXMAP 1715#ifdef HAVE_IMG
1691 if (bgPixmap.pixmap == None) 1716 if (bg_img == 0)
1692#endif 1717#endif
1693 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1718 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1694 1719
1695 XGCValues gcvalue; 1720 XGCValues gcvalue;
1696 gcvalue.foreground = pix_colors[Color_fg]; 1721 gcvalue.foreground = pix_colors[Color_fg];
1705/* ------------------------------------------------------------------------- */ 1730/* ------------------------------------------------------------------------- */
1706/* 1731/*
1707 * Report current cursor position 1732 * Report current cursor position
1708 * XTERM_SEQ: Report position: ESC [ 6 n 1733 * XTERM_SEQ: Report position: ESC [ 6 n
1709 */ 1734 */
1710void 1735void ecb_cold
1711rxvt_term::scr_report_position () NOTHROW 1736rxvt_term::scr_report_position () NOTHROW
1712{ 1737{
1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1738 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1714} 1739}
1715 1740
1718 * ------------------------------------------------------------------------- */ 1743 * ------------------------------------------------------------------------- */
1719 1744
1720/* 1745/*
1721 * Set font style 1746 * Set font style
1722 */ 1747 */
1723void 1748void ecb_cold
1724rxvt_term::set_font_style () NOTHROW 1749rxvt_term::set_font_style () NOTHROW
1725{ 1750{
1726#if 0 1751#if 0
1727 switch (charsets [screen.charset]) 1752 switch (charsets [screen.charset])
1728 { 1753 {
1750 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1775 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1776 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1752 * XTERM_SEQ: Invoke G2 character set: ESC N 1777 * XTERM_SEQ: Invoke G2 character set: ESC N
1753 * XTERM_SEQ: Invoke G3 character set: ESC O 1778 * XTERM_SEQ: Invoke G3 character set: ESC O
1754 */ 1779 */
1755void 1780void ecb_cold
1756rxvt_term::scr_charset_choose (int set) NOTHROW 1781rxvt_term::scr_charset_choose (int set) NOTHROW
1757{ 1782{
1758 screen.charset = set; 1783 screen.charset = set;
1759 set_font_style (); 1784 set_font_style ();
1760} 1785}
1781 * ------------------------------------------------------------------------- */ 1806 * ------------------------------------------------------------------------- */
1782 1807
1783/* 1808/*
1784 * refresh matching text. 1809 * refresh matching text.
1785 */ 1810 */
1786bool 1811bool ecb_cold
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1812rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{ 1813{
1789 bool found = false; 1814 bool found = false;
1790 1815
1791 for (int i = 0; i < nrow; i++) 1816 for (int i = 0; i < nrow; i++)
1810 PART_BEG = 0, 1835 PART_BEG = 0,
1811 PART_END, 1836 PART_END,
1812 RC_COUNT 1837 RC_COUNT
1813}; 1838};
1814 1839
1815void 1840void ecb_hot
1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1841rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1817{ 1842{
1818 int i; 1843 int i;
1819 row_col_t rc[RC_COUNT]; 1844 row_col_t rc[RC_COUNT];
1820 1845
1840 for (i = PART_BEG; i < RC_COUNT; i++) 1865 for (i = PART_BEG; i < RC_COUNT; i++)
1841 { 1866 {
1842 min_it (rc[i].col, ncol - 1); 1867 min_it (rc[i].col, ncol - 1);
1843 min_it (rc[i].row, nrow - 1); 1868 min_it (rc[i].row, nrow - 1);
1844 } 1869 }
1845// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1870
1846 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1871 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); 1872 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1848 1873
1849 num_scr_allow = 0; 1874 num_scr_allow = 0;
1850 1875
1857 * Refresh the entire screen 1882 * Refresh the entire screen
1858 */ 1883 */
1859void 1884void
1860rxvt_term::scr_touch (bool refresh) NOTHROW 1885rxvt_term::scr_touch (bool refresh) NOTHROW
1861{ 1886{
1862 scr_expose (0, 0, width, height, refresh); 1887 scr_expose (0, 0, vt_width, vt_height, refresh);
1863} 1888}
1864 1889
1865/* ------------------------------------------------------------------------- */ 1890/* ------------------------------------------------------------------------- */
1866/* 1891/*
1867 * Move the display so that the line represented by scrollbar value Y is at 1892 * Move the display so that the line represented by scrollbar value Y is at
1923 1948
1924# ifndef NO_MAPALERT 1949# ifndef NO_MAPALERT
1925# ifdef MAPALERT_OPTION 1950# ifdef MAPALERT_OPTION
1926 if (option (Opt_mapAlert)) 1951 if (option (Opt_mapAlert))
1927# endif 1952# endif
1928 XMapWindow (dpy, parent[0]); 1953 XMapWindow (dpy, parent);
1929# endif 1954# endif
1930 1955
1931# if ENABLE_FRILLS 1956# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell)) 1957 if (option (Opt_urgentOnBell))
1933 set_urgency (1); 1958 set_urgency (1);
1941 1966
1942 bell_ev.start (VISUAL_BELL_DURATION); 1967 bell_ev.start (VISUAL_BELL_DURATION);
1943 } 1968 }
1944 else 1969 else
1945 XBell (dpy, 0); 1970 XBell (dpy, 0);
1971 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1946#endif 1972#endif
1947} 1973}
1948 1974
1949/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1950/* ARGSUSED */ 1976void ecb_cold
1951void
1952rxvt_term::scr_printscreen (int fullhist) NOTHROW 1977rxvt_term::scr_printscreen (int fullhist) NOTHROW
1953{ 1978{
1954#ifdef PRINTPIPE 1979#ifdef PRINTPIPE
1955 int nrows, row_start; 1980 int nrows, row_start;
1956 FILE *fd = popen_printer (); 1981 FILE *fd = popen_printer ();
1969 row_start = view_start; 1994 row_start = view_start;
1970 } 1995 }
1971 1996
1972 wctomb (0, 0); 1997 wctomb (0, 0);
1973 1998
1974 for (int r1 = 0; r1 < nrows; r1++) 1999 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1975 { 2000 {
1976 text_t *tp = ROW(r1).t; 2001 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l; 2002 int len = ROW(r1).l;
1978 2003
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2004 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2005/* 2030/*
2006 * Refresh the screen 2031 * Refresh the screen
2007 * drawn_text/drawn_rend contain the screen information before the update. 2032 * drawn_text/drawn_rend contain the screen information before the update.
2008 * screen.text/screen.rend contain what the screen will change to. 2033 * screen.text/screen.rend contain what the screen will change to.
2009 */ 2034 */
2010void 2035void ecb_hot
2011rxvt_term::scr_refresh () NOTHROW 2036rxvt_term::scr_refresh () NOTHROW
2012{ 2037{
2013 int16_t col, row, /* column/row we're processing */ 2038 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */ 2039 ocrow; /* old cursor row */
2015 int i; /* tmp */ 2040 int i; /* tmp */
2029 * A: set up vars 2054 * A: set up vars
2030 */ 2055 */
2031 refresh_count = 0; 2056 refresh_count = 0;
2032 2057
2033 unsigned int old_screen_flags = screen.flags; 2058 unsigned int old_screen_flags = screen.flags;
2034 char have_bg = 0; 2059 bool have_bg = 0;
2035#ifdef HAVE_BG_PIXMAP 2060#ifdef HAVE_IMG
2036 have_bg = bgPixmap.pixmap != None; 2061 have_bg = bg_img != 0;
2037#endif 2062#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2063 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039 2064
2040 /* 2065 /*
2041 * B: reverse any characters which are selected 2066 * B: reverse any characters which are selected
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2070 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY 2071#if ENABLE_OVERLAY
2047 scr_swap_overlay (); 2072 scr_swap_overlay ();
2048#endif 2073#endif
2049 2074
2050 char showcursor = screen.flags & Screen_VisibleCursor; 2075 bool showcursor = screen.flags & Screen_VisibleCursor;
2051 2076
2052 /* 2077 /*
2053 * C: set the cursor character (s) 2078 * C: set the cursor character (s)
2054 */ 2079 */
2055 { 2080 {
2056 unsigned char setoldcursor; 2081 bool setoldcursor;
2057 2082
2058#ifdef CURSOR_BLINK 2083#ifdef CURSOR_BLINK
2059 if (hidden_cursor) 2084 if (hidden_cursor)
2060 showcursor = 0; 2085 showcursor = 0;
2061#endif 2086#endif
2090 ccol2 = bgcolor_of (rstyle); 2115 ccol2 = bgcolor_of (rstyle);
2091#else 2116#else
2092 ccol2 = Color_bg; 2117 ccol2 = Color_bg;
2093#endif 2118#endif
2094 2119
2095 if (showcursor && focus) 2120 if (focus)
2096 { 2121 {
2097 if (option (Opt_cursorUnderline)) 2122 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline; 2123 *crp ^= RS_Uline;
2099 else 2124 else
2100 { 2125 {
2148 { 2173 {
2149 int16_t nits; 2174 int16_t nits;
2150 int i = num_scr; 2175 int i = num_scr;
2151 int j; 2176 int j;
2152 int len, wlen; 2177 int len, wlen;
2153 dLocal (int, num_scr);
2154 2178
2155 j = nrow; 2179 j = nrow;
2156 wlen = len = -1; 2180 wlen = len = -1;
2157 row = i > 0 ? 0 : j - 1; 2181 row = i > 0 ? 0 : j - 1;
2158 2182
2233 continue; 2257 continue;
2234 2258
2235 // redraw one or more characters 2259 // redraw one or more characters
2236 2260
2237 // seek to the beginning of wide characters 2261 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0)) 2262 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2239 --col; 2263 --col;
2240 2264
2241 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2265 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col; 2266 text_t *text = stp + col;
2243 int count = 1; 2267 int count = 1;
2244 2268
2245 dtp[col] = stp[col]; 2269 dtp[col] = stp[col];
2246 drp[col] = rend; 2270 drp[col] = rend;
2281 2305
2282 col--; /* went one too far. move back */ 2306 col--; /* went one too far. move back */
2283 count -= i; /* dump any matching trailing chars */ 2307 count -= i; /* dump any matching trailing chars */
2284 2308
2285 // sometimes we optimize away the trailing NOCHAR's, add them back 2309 // sometimes we optimize away the trailing NOCHAR's, add them back
2286 while (expect_false (i && text[count] == NOCHAR)) 2310 while (ecb_unlikely (i && text[count] == NOCHAR))
2287 count++, i--; 2311 count++, i--;
2288 2312
2289 /* 2313 /*
2290 * Determine the attributes for the string 2314 * Determine the attributes for the string
2291 */ 2315 */
2292 int fore = fgcolor_of (rend); // desired foreground 2316 int fore = fgcolor_of (rend); // desired foreground
2293 int back = bgcolor_of (rend); // desired background 2317 int back = bgcolor_of (rend); // desired background
2294 2318
2295 // only do special processing if any attributes are set, which is unlikely 2319 // only do special processing if any attributes are set, which is unlikely
2296 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2320 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2297 { 2321 {
2298 bool invert = rend & RS_RVid; 2322 bool invert = rend & RS_RVid;
2299 2323
2300#ifndef NO_BOLD_UNDERLINE_REVERSE 2324#ifndef NO_BOLD_UNDERLINE_REVERSE
2301 if (rend & RS_Bold && fore == Color_fg) 2325 if (rend & RS_Bold && fore == Color_fg)
2320 2344
2321 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2345 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2322 fore = Color_UL; 2346 fore = Color_UL;
2323#endif 2347#endif
2324 2348
2349#ifdef OPTION_HC
2350 if (rend & RS_Sel)
2351 {
2352 /* invert the column if no highlightColor is set or it is the
2353 * current cursor column */
2354 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2355 && ISSET_PIXCOLOR (Color_HC))
2356 {
2357 if (ISSET_PIXCOLOR (Color_HTC))
2358 fore = Color_HTC;
2359 // if invert is 0 reverse video is set so we use bg color as fg color
2360 else if (!invert)
2361 fore = back;
2362
2363 back = Color_HC;
2364 invert = 0;
2365 }
2366 }
2367#endif
2368
2325 if (invert) 2369 if (invert)
2326 { 2370 {
2327#ifdef OPTION_HC
2328 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2329 || !ISSET_PIXCOLOR (Color_HC))
2330#endif
2331 /* invert the column if no highlightColor is set or it is the
2332 * current cursor column */
2333 ::swap (fore, back); 2371 ::swap (fore, back);
2334#ifdef OPTION_HC
2335 else if (ISSET_PIXCOLOR (Color_HC))
2336 back = Color_HC;
2337#endif
2338 2372
2339#ifndef NO_BOLD_UNDERLINE_REVERSE 2373#ifndef NO_BOLD_UNDERLINE_REVERSE
2340# ifndef OPTION_HC
2341 if (ISSET_PIXCOLOR (Color_RV))
2342 back = Color_RV;
2343# endif
2344 if (fore == back) 2374 if (fore == back)
2345 { 2375 {
2346 fore = Color_bg; 2376 fore = Color_bg;
2347 back = Color_fg; 2377 back = Color_fg;
2348 } 2378 }
2384 /* 2414 /*
2385 * Actually do the drawing of the string here 2415 * Actually do the drawing of the string here
2386 */ 2416 */
2387 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2417 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2388 2418
2389 if (expect_true (have_bg && back == Color_bg)) 2419 if (ecb_likely (have_bg && back == Color_bg))
2390 { 2420 {
2391 // this is very ugly, maybe push it into ->draw? 2421 // this is very ugly, maybe push it into ->draw?
2392 2422
2393 for (i = 0; i < count; i++) /* don't draw empty strings */ 2423 for (i = 0; i < count; i++) /* don't draw empty strings */
2394 if (text[i] != ' ') 2424 if (text[i] != ' ')
2401 did_clear: ; 2431 did_clear: ;
2402 } 2432 }
2403 else 2433 else
2404 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2434 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2405 2435
2406 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2436 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2407 { 2437 {
2408#if ENABLE_FRILLS 2438#if ENABLE_FRILLS
2409 if (ISSET_PIXCOLOR (Color_underline)) 2439 if (ISSET_PIXCOLOR (Color_underline))
2410 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2440 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2411 else 2441 else
2457 2487
2458 XDrawRectangle (dpy, vt, gc, 2488 XDrawRectangle (dpy, vt, gc,
2459 Col2Pixel (col), 2489 Col2Pixel (col),
2460 Row2Pixel (oldcursor.row), 2490 Row2Pixel (oldcursor.row),
2461 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2491 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2462 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2492 (unsigned int) (Height2Pixel (1) - 1));
2463 } 2493 }
2464 } 2494 }
2465 2495
2466 /* 2496 /*
2467 * H: cleanup selection 2497 * H: cleanup selection
2476 screen.flags = old_screen_flags; 2506 screen.flags = old_screen_flags;
2477 num_scr = 0; 2507 num_scr = 0;
2478 num_scr_allow = 1; 2508 num_scr_allow = 1;
2479} 2509}
2480 2510
2481void 2511void ecb_cold
2482rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2512rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2483{ 2513{
2484 if (!l.t) 2514 if (!l.valid ())
2485 return; 2515 return;
2486 2516
2487 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2517 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2488 2518
2489 for (int i = ncol; i--; ) 2519 for (int i = ncol; i--; )
2490 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2520 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2491} 2521}
2492 2522
2493void 2523void ecb_cold
2494rxvt_term::scr_remap_chars () NOTHROW 2524rxvt_term::scr_remap_chars () NOTHROW
2495{ 2525{
2496 for (int i = total_rows; i--; ) 2526 for (int i = total_rows; i--; )
2497 scr_remap_chars (row_buf [i]); 2527 scr_remap_chars (row_buf [i]);
2498 2528
2501 scr_remap_chars (drawn_buf [i]); 2531 scr_remap_chars (drawn_buf [i]);
2502 scr_remap_chars (swap_buf [i]); 2532 scr_remap_chars (swap_buf [i]);
2503 } 2533 }
2504} 2534}
2505 2535
2506void 2536void ecb_cold
2507rxvt_term::scr_recolour () NOTHROW 2537rxvt_term::scr_recolour (bool refresh) NOTHROW
2508{ 2538{
2509#ifdef HAVE_BG_PIXMAP 2539 bool transparent = false;
2510 bgPixmap.apply ();
2511#else
2512 2540
2541#ifdef HAVE_IMG
2542 if (bg_img != 0)
2543 {
2544# if ENABLE_TRANSPARENCY
2545 if (bg_flags & BG_IS_TRANSPARENT)
2546 {
2547 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2548 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2549
2550 transparent = true;
2551 }
2552 else
2553# endif
2554 {
2555 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2556 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2557 }
2558 }
2559 else
2560#endif
2561 {
2513 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2562 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2514 XClearWindow (dpy, parent[0]);
2515 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2563 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2564 }
2565
2566 XClearWindow (dpy, parent);
2516 2567
2517 if (scrollBar.win) 2568 if (scrollBar.win)
2518 { 2569 {
2570 if (transparent)
2571 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2572 else
2519 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2573 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2520 scrollBar.state = STATE_IDLE; 2574 scrollBar.state = SB_STATE_IDLE;
2521 scrollBar.show (0); 2575 scrollBar.show (0);
2522 } 2576 }
2523 2577
2524#endif 2578 if (refresh)
2525 2579 {
2526 /* bgPixmap.apply () does not do the following : */
2527 scr_clear (); 2580 scr_clear ();
2528 scr_touch (true); 2581 scr_touch (true);
2582 }
2529 want_refresh = 1; 2583 want_refresh = 1;
2530} 2584}
2531 2585
2532/* ------------------------------------------------------------------------- */ 2586/* ------------------------------------------------------------------------- */
2533void 2587void
2590 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2644 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2591 srp[col] ^= rstyle; 2645 srp[col] ^= rstyle;
2592} 2646}
2593 2647
2594/* ------------------------------------------------------------------------- */ 2648/* ------------------------------------------------------------------------- */
2595void 2649void ecb_hot
2596rxvt_term::scr_reverse_selection () NOTHROW 2650rxvt_term::scr_reverse_selection () NOTHROW
2597{ 2651{
2598 if (selection.op 2652 if (selection.op
2599 && current_screen == selection.screen 2653 && current_screen == selection.screen
2600 && selection.end.row >= view_start) 2654 && selection.end.row >= view_start)
2601 { 2655 {
2602#if !ENABLE_MINIMAL 2656#if !ENABLE_MINIMAL
2603 if (selection.rect) 2657 if (selection.rect)
2604 scr_xor_rect (selection.beg.row, selection.beg.col, 2658 scr_xor_rect (selection.beg.row, selection.beg.col,
2605 selection.end.row, selection.end.col, 2659 selection.end.row, selection.end.col,
2606 RS_RVid, RS_RVid | RS_Uline); 2660 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2607 else 2661 else
2608#endif 2662#endif
2609 scr_xor_span (selection.beg.row, selection.beg.col, 2663 scr_xor_span (selection.beg.row, selection.beg.col,
2610 selection.end.row, selection.end.col, 2664 selection.end.row, selection.end.col,
2611 RS_RVid); 2665 RS_Sel | RS_RVid);
2612 } 2666 }
2613} 2667}
2614 2668
2615/* ------------------------------------------------------------------------- */ 2669/* ------------------------------------------------------------------------- */
2616/* 2670/*
2619 */ 2673 */
2620#if 0 2674#if 0
2621void 2675void
2622rxvt_term::scr_dump (int fd) NOTHROW 2676rxvt_term::scr_dump (int fd) NOTHROW
2623{ 2677{
2624 int row, wrote; 2678 // if this method is needed, it can be implemented by factoring the
2625 unsigned int width, towrite; 2679 // relevant code in scr_printscreen
2626 char r1[] = "\n";
2627
2628 for (row = saveLines + top_row;
2629 row < saveLines + nrow - 1; row++)
2630 {
2631 width = row_buf[row].l >= 0 ? row_buf[row].l
2632 : ncol;
2633 for (towrite = width; towrite; towrite -= wrote)
2634 {
2635 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2636 towrite);
2637 if (wrote < 0)
2638 return; /* XXX: death, no report */
2639 }
2640 if (row_buf[row].l >= 0)
2641 if (write (fd, r1, 1) <= 0)
2642 return; /* XXX: death, no report */
2643 }
2644} 2680}
2645#endif 2681#endif
2646 2682
2647/* ------------------------------------------------------------------------- * 2683/* ------------------------------------------------------------------------- *
2648 * CHARACTER SELECTION * 2684 * CHARACTER SELECTION *
2649 * ------------------------------------------------------------------------- */ 2685 * ------------------------------------------------------------------------- */
2650void 2686void
2651rxvt_term::selection_check (int check_more) NOTHROW 2687rxvt_term::selection_check (int check_more) NOTHROW
2652{ 2688{
2653 row_col_t pos;
2654
2655 if (!selection.op) 2689 if (!selection.op)
2656 return; 2690 return;
2657 2691
2658 pos.row = pos.col = 0;
2659 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2692 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2660 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2693 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2661 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2694 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2662 || (check_more == 1 2695 || (check_more == 1
2663 && current_screen == selection.screen 2696 && current_screen == selection.screen
2664 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2697 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2665 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2698 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2666 || (check_more == 2
2667 && ROWCOL_IS_BEFORE (selection.beg, pos)
2668 && ROWCOL_IS_AFTER (selection.end, pos))
2669 || (check_more == 3
2670 && ROWCOL_IS_AFTER (selection.end, pos))
2671 || (check_more == 4 /* screen width change */
2672 && (selection.beg.row != selection.end.row
2673 || selection.end.col > ncol)))
2674 CLEAR_SELECTION (); 2699 CLEAR_ALL_SELECTION ();
2675} 2700}
2676 2701
2677/* ------------------------------------------------------------------------- */ 2702/* ------------------------------------------------------------------------- */
2678/* 2703/*
2679 * Paste a selection direct to the command fd 2704 * Paste a selection direct to the command fd
2680 */ 2705 */
2681void 2706void
2682rxvt_term::paste (char *data, unsigned int len) NOTHROW 2707rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2683{ 2708{
2684 /* convert normal newline chars into common keyboard Return key sequence */ 2709 /* convert normal newline chars into common keyboard Return key sequence */
2685 for (unsigned int i = 0; i < len; i++) 2710 for (unsigned int i = 0; i < len; i++)
2686 if (data[i] == C0_LF) 2711 if (data[i] == C0_LF)
2687 data[i] = C0_CR; 2712 data[i] = C0_CR;
2688 2713
2689 if (priv_modes & PrivMode_BracketPaste) 2714 if (priv_modes & PrivMode_BracketPaste)
2690 tt_printf ("\e[200~"); 2715 tt_printf ("\x1b[200~");
2691 2716
2692 tt_write (data, len); 2717 tt_write (data, len);
2693 2718
2694 if (priv_modes & PrivMode_BracketPaste) 2719 if (priv_modes & PrivMode_BracketPaste)
2695 tt_printf ("\e[201~"); 2720 tt_printf ("\x1b[201~");
2696} 2721}
2697 2722
2698/* ------------------------------------------------------------------------- */
2699/*
2700 * Respond to a notification that a primary selection has been sent
2701 * EXT: SelectionNotify
2702 */
2703void 2723void
2704rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2724rxvt_term::paste (char *data, unsigned int len) NOTHROW
2705{ 2725{
2706 if (prop == None) /* check for failed XConvertSelection */ 2726 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2707 {
2708 if ((selection_type & Sel_CompoundText))
2709 {
2710 int selnum = selection_type & Sel_whereMask;
2711
2712 selection_type = 0;
2713 if (selnum != Sel_direct)
2714 selection_request_other (XA_STRING, selnum);
2715 }
2716
2717 if ((selection_type & Sel_UTF8String))
2718 {
2719 int selnum = selection_type & Sel_whereMask;
2720
2721 selection_type = Sel_CompoundText;
2722 if (selnum != Sel_direct)
2723 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2724 else
2725 selection_type = 0;
2726 }
2727
2728 return;
2729 }
2730
2731 unsigned long bytes_after;
2732 XTextProperty ct;
2733
2734 if (XGetWindowProperty (dpy, win, prop,
2735 0, PROP_SIZE / 4,
2736 delete_prop, AnyPropertyType,
2737 &ct.encoding, &ct.format,
2738 &ct.nitems, &bytes_after,
2739 &ct.value) != Success)
2740 {
2741 ct.value = 0;
2742 goto bailout;
2743 }
2744
2745 if (ct.encoding == None)
2746 goto bailout;
2747
2748 if (bytes_after)
2749 {
2750 // fetch and append remaining data
2751 XTextProperty ct2;
2752
2753 if (XGetWindowProperty (dpy, win, prop,
2754 ct.nitems / 4, (bytes_after + 3) / 4,
2755 delete_prop, AnyPropertyType,
2756 &ct2.encoding, &ct2.format,
2757 &ct2.nitems, &bytes_after,
2758 &ct2.value) != Success)
2759 goto bailout;
2760
2761 // realloc should be compatible to XFree, here, and elsewhere, too
2762 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2763 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2764 ct.nitems += ct2.nitems;
2765
2766 XFree (ct2.value);
2767 }
2768
2769 if (ct.value == 0)
2770 goto bailout;
2771
2772 if (ct.encoding == xa[XA_INCR])
2773 {
2774 // INCR selection, start handshake
2775 if (!delete_prop)
2776 XDeleteProperty (dpy, win, prop);
2777
2778 selection_wait = Sel_incr;
2779 incr_buf_fill = 0;
2780 incr_ev.start (10);
2781
2782 goto bailout;
2783 }
2784
2785 if (ct.nitems == 0)
2786 {
2787 if (selection_wait == Sel_incr)
2788 {
2789 XFree (ct.value);
2790
2791 // finally complete, now paste the whole thing
2792 selection_wait = Sel_normal;
2793 ct.value = (unsigned char *)incr_buf;
2794 ct.nitems = incr_buf_fill;
2795 incr_buf = 0;
2796 incr_buf_size = 0;
2797 incr_ev.stop ();
2798 }
2799 else
2800 {
2801 if (selection_wait == Sel_normal
2802 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2803 {
2804 /*
2805 * pass through again trying CUT_BUFFER0 if we've come from
2806 * XConvertSelection () but nothing was presented
2807 */
2808 selection_paste (display->root, XA_CUT_BUFFER0, False);
2809 }
2810
2811 goto bailout;
2812 }
2813 }
2814 else if (selection_wait == Sel_incr)
2815 {
2816 incr_ev.start (10);
2817
2818 while (incr_buf_fill + ct.nitems > incr_buf_size)
2819 {
2820 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2821 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2822 }
2823
2824 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2825 incr_buf_fill += ct.nitems;
2826
2827 goto bailout;
2828 }
2829
2830 char **cl;
2831 int cr;
2832
2833#if !ENABLE_MINIMAL
2834 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2835 // so recode it manually
2836 if (ct.encoding == xa[XA_UTF8_STRING])
2837 {
2838 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2839 char *s = rxvt_wcstombs (w);
2840 free (w);
2841 // TODO: strlen == only the first element will be converted. well...
2842 paste (s, strlen (s));
2843 free (s);
2844 }
2845 else
2846#endif
2847 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2848 && cl)
2849 {
2850 for (int i = 0; i < cr; i++)
2851 paste (cl[i], strlen (cl[i]));
2852
2853 XFreeStringList (cl);
2854 }
2855 else
2856 paste ((char *)ct.value, ct.nitems); // paste raw
2857
2858bailout:
2859 XFree (ct.value);
2860
2861 if (selection_wait == Sel_normal)
2862 selection_wait = Sel_none;
2863}
2864
2865void
2866rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2867{
2868 selection_wait = Sel_none;
2869
2870 incr_buf_size = 0;
2871 free (incr_buf);
2872
2873 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2874}
2875
2876void
2877rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2878{
2879 if (prop == None || selection_wait != Sel_incr)
2880 return; 2727 return;
2881 2728
2882 selection_paste (win, prop, true); 2729 tt_paste (data, len);
2883} 2730}
2884 2731
2885/* ------------------------------------------------------------------------- */ 2732/* ------------------------------------------------------------------------- */
2886/* 2733/*
2887 * Request the current selection: 2734 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2888 * Order: > internal selection if available 2735 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2889 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2736 * as fallback
2890 * > CUT_BUFFER0
2891 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2892 * will auto fallback to CUT_BUFFER0
2893 * EXT: button 2 release 2737 * EXT: button 2 release
2894 */ 2738 */
2895void 2739void
2896rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2740rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2897{ 2741{
2898 if (selection.text && selnum == Sel_Primary) 2742 if (!selection_req)
2899 {
2900 /* internal selection */
2901 char *str = rxvt_wcstombs (selection.text, selection.len);
2902 paste (str, strlen (str));
2903 free (str);
2904 return;
2905 } 2743 {
2906 else 2744 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2745 selection_req->run ();
2907 { 2746 }
2908 selection_request_time = tm;
2909 selection_wait = Sel_normal;
2910
2911#if X_HAVE_UTF8_STRING
2912 selection_type = Sel_UTF8String;
2913 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2914 return;
2915#else
2916 selection_type = Sel_CompoundText;
2917 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2918 return;
2919#endif
2920 }
2921
2922 selection_wait = Sel_none; /* don't loop in selection_paste () */
2923 selection_paste (display->root, XA_CUT_BUFFER0, false);
2924}
2925
2926int
2927rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2928{
2929 Atom sel;
2930
2931 selection_type |= selnum;
2932
2933 if (selnum == Sel_Primary)
2934 sel = XA_PRIMARY;
2935 else if (selnum == Sel_Secondary)
2936 sel = XA_SECONDARY;
2937 else
2938 sel = xa[XA_CLIPBOARD];
2939
2940 if (XGetSelectionOwner (dpy, sel) != None)
2941 {
2942 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2943 vt, selection_request_time);
2944 return 1;
2945 }
2946
2947 return 0;
2948} 2747}
2949 2748
2950/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2951/* 2750/*
2952 * Clear all selected text 2751 * Clear all selected text
2953 * EXT: SelectionClear 2752 * EXT: SelectionClear
2954 */ 2753 */
2955void 2754void
2956rxvt_term::selection_clear () NOTHROW 2755rxvt_term::selection_clear (bool clipboard) NOTHROW
2957{ 2756{
2757 if (!clipboard)
2758 {
2958 want_refresh = 1; 2759 want_refresh = 1;
2959 free (selection.text); 2760 free (selection.text);
2960 selection.text = NULL; 2761 selection.text = NULL;
2961 selection.len = 0; 2762 selection.len = 0;
2962 CLEAR_SELECTION (); 2763 CLEAR_SELECTION ();
2963 2764
2964 if (display->selection_owner == this) 2765 if (display->selection_owner == this)
2965 display->selection_owner = 0; 2766 display->selection_owner = 0;
2767 }
2768 else
2769 {
2770 free (selection.clip_text);
2771 selection.clip_text = NULL;
2772 selection.clip_len = 0;
2773
2774 if (display->clipboard_owner == this)
2775 display->clipboard_owner = 0;
2776 }
2966} 2777}
2967 2778
2968/* ------------------------------------------------------------------------- */ 2779/* ------------------------------------------------------------------------- */
2969/* 2780/*
2970 * Copy a selection into the cut buffer 2781 * Copy a selection into the cut buffer
2971 * EXT: button 1 or 3 release 2782 * EXT: button 1 or 3 release
2972 */ 2783 */
2973void 2784void
2974rxvt_term::selection_make (Time tm) 2785rxvt_term::selection_make (Time tm)
2975{ 2786{
2976 int i; 2787 int size;
2977 wchar_t *new_selection_text; 2788 wchar_t *new_selection_text;
2978 text_t *t; 2789 text_t *t;
2979 2790
2980 switch (selection.op) 2791 switch (selection.op)
2981 { 2792 {
2997 return; /* nothing selected, go away */ 2808 return; /* nothing selected, go away */
2998 2809
2999 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2810 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3000 return; 2811 return;
3001 2812
3002 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2813 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3003 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2814 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3004 2815
3005 int ofs = 0; 2816 int ofs = 0;
3006 int extra = 0; 2817 int extra = 0;
3007 2818
3008 int col = selection.beg.col; 2819 int col = selection.beg.col;
3014 { 2825 {
3015#if !ENABLE_MINIMAL 2826#if !ENABLE_MINIMAL
3016 if (selection.rect) 2827 if (selection.rect)
3017 { 2828 {
3018 col = selection.beg.col; 2829 col = selection.beg.col;
3019 end_col = ncol + 1; 2830 end_col = selection.end.col;
3020 } 2831 }
3021 else 2832 else
3022#endif 2833#endif
3023 end_col = ROW(row).l; 2834 end_col = ROW(row).l;
3024 2835
3025 col = max (col, 0); 2836 col = max (col, 0);
3026 2837
3027 if (row == selection.end.row 2838 if (row == selection.end.row)
3028#if !ENABLE_MINIMAL
3029 || selection.rect
3030#endif
3031 )
3032 min_it (end_col, selection.end.col); 2839 min_it (end_col, selection.end.col);
3033 2840
3034 t = ROW(row).t + col; 2841 t = ROW(row).t + col;
3035 2842
3036 for (; col < end_col; col++) 2843 for (; col < end_col; col++)
3044 2851
3045 extra -= (len - 1); 2852 extra -= (len - 1);
3046 2853
3047 if (extra < 0) 2854 if (extra < 0)
3048 { 2855 {
3049 extra += i; 2856 extra += size;
3050 i += i; 2857 size += size;
3051 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2858 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3052 } 2859 }
3053 2860
3054 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2861 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3055 } 2862 }
3056#endif 2863#endif
3068 2875
3069 new_selection_text[ofs++] = C0_LF; 2876 new_selection_text[ofs++] = C0_LF;
3070 } 2877 }
3071 else 2878 else
3072#endif 2879#endif
3073 if (!ROW(row).is_longer () && row != selection.end.row) 2880 if (!ROW(row).is_longer ()
2881 && (row != selection.end.row || end_col != selection.end.col)
2882 && (row != selection.beg.row || selection.beg.col < ncol))
3074 new_selection_text[ofs++] = C0_LF; 2883 new_selection_text[ofs++] = C0_LF;
3075 } 2884 }
3076
3077 if (end_col != selection.end.col)
3078 new_selection_text[ofs++] = C0_LF;
3079 2885
3080 new_selection_text[ofs] = 0; 2886 new_selection_text[ofs] = 0;
3081 2887
3082 if (ofs == 0) 2888 if (ofs == 0)
3083 { 2889 {
3096 2902
3097 selection_grab (tm); 2903 selection_grab (tm);
3098} 2904}
3099 2905
3100bool 2906bool
3101rxvt_term::selection_grab (Time tm) NOTHROW 2907rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3102{ 2908{
2909 Atom sel;
2910
2911 if (!clipboard)
2912 {
3103 selection_time = tm; 2913 selection_time = tm;
2914 sel = XA_PRIMARY;
2915 }
2916 else
2917 {
2918 clipboard_time = tm;
2919 sel = xa[XA_CLIPBOARD];
2920 }
3104 2921
3105 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2922 XSetSelectionOwner (dpy, sel, vt, tm);
3106 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2923 if (XGetSelectionOwner (dpy, sel) == vt)
3107 { 2924 {
3108 display->set_selection_owner (this); 2925 display->set_selection_owner (this, clipboard);
3109 return true; 2926 return true;
3110 } 2927 }
3111 else 2928 else
3112 { 2929 {
3113 selection_clear (); 2930 selection_clear (clipboard);
3114 return false; 2931 return false;
3115 } 2932 }
3116 2933
3117#if 0 2934#if 0
3118 XTextProperty ct; 2935 XTextProperty ct;
3128/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
3129/* 2946/*
3130 * Mark or select text based upon number of clicks: 1, 2, or 3 2947 * Mark or select text based upon number of clicks: 1, 2, or 3
3131 * EXT: button 1 press 2948 * EXT: button 1 press
3132 */ 2949 */
3133void 2950void ecb_cold
3134rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2951rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3135{ 2952{
3136 clicks = ((clicks - 1) % 3) + 1; 2953 clicks = ((clicks - 1) % 3) + 1;
3137 selection.clicks = clicks; /* save clicks so extend will work */ 2954 selection.clicks = clicks; /* save clicks so extend will work */
3138 2955
3157 2974
3158/* ------------------------------------------------------------------------- */ 2975/* ------------------------------------------------------------------------- */
3159/* 2976/*
3160 * Mark a selection at the specified col/row 2977 * Mark a selection at the specified col/row
3161 */ 2978 */
3162void 2979void ecb_cold
3163rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2980rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3164{ 2981{
3165 want_refresh = 1; 2982 want_refresh = 1;
3166 2983
3167 selection.mark.row = row + view_start; 2984 selection.mark.row = row + view_start;
3194/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3011/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3195#define DELIMIT_TEXT(x) \ 3012#define DELIMIT_TEXT(x) \
3196 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3013 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3197#define DELIMIT_REND(x) 1 3014#define DELIMIT_REND(x) 1
3198 3015
3199void 3016void ecb_cold
3200rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3017rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3201{ 3018{
3202 int col, row, dirnadd, tcol, trow, w1, w2; 3019 int col, row, dirnadd, tcol, trow, w1, w2;
3203 row_col_t bound; 3020 row_col_t bound;
3204 text_t *stp; 3021 text_t *stp;
3278 * EXT: button 3 press; button 1 or 3 drag 3095 * EXT: button 3 press; button 1 or 3 drag
3279 * flag == 0 ==> button 1 3096 * flag == 0 ==> button 1
3280 * flag == 1 ==> button 3 press 3097 * flag == 1 ==> button 3 press
3281 * flag == 2 ==> button 3 motion 3098 * flag == 2 ==> button 3 motion
3282 */ 3099 */
3283void 3100void ecb_cold
3284rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3101rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3285{ 3102{
3286 int col = clamp (Pixel2Col (x), 0, ncol); 3103 int col = clamp (Pixel2Col (x), 0, ncol);
3287 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3104 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3288 3105
3314 3131
3315/* ------------------------------------------------------------------------- */ 3132/* ------------------------------------------------------------------------- */
3316/* 3133/*
3317 * Extend the selection to the specified col/row 3134 * Extend the selection to the specified col/row
3318 */ 3135 */
3319void 3136void ecb_cold
3320rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3137rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3321{ 3138{
3322 row_col_t pos; 3139 row_col_t pos;
3323 enum { 3140 enum {
3324 LEFT, RIGHT 3141 LEFT, RIGHT
3515 ::swap (selection.beg.col, selection.end.col); 3332 ::swap (selection.beg.col, selection.end.col);
3516#endif 3333#endif
3517} 3334}
3518 3335
3519#if !ENABLE_MINIMAL 3336#if !ENABLE_MINIMAL
3520void 3337void ecb_cold
3521rxvt_term::selection_remove_trailing_spaces () NOTHROW 3338rxvt_term::selection_remove_trailing_spaces () NOTHROW
3522{ 3339{
3523 int32_t end_col, end_row; 3340 int32_t end_col, end_row;
3524 text_t *stp; 3341 text_t *stp;
3525 3342
3563/* ------------------------------------------------------------------------- */ 3380/* ------------------------------------------------------------------------- */
3564/* 3381/*
3565 * Double click on button 3 when already selected 3382 * Double click on button 3 when already selected
3566 * EXT: button 3 double click 3383 * EXT: button 3 double click
3567 */ 3384 */
3568void 3385void ecb_cold
3569rxvt_term::selection_rotate (int x, int y) NOTHROW 3386rxvt_term::selection_rotate (int x, int y) NOTHROW
3570{ 3387{
3571 selection.clicks = selection.clicks % 3 + 1; 3388 selection.clicks = selection.clicks % 3 + 1;
3572 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3389 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3573} 3390}
3575/* ------------------------------------------------------------------------- */ 3392/* ------------------------------------------------------------------------- */
3576/* 3393/*
3577 * Respond to a request for our current selection 3394 * Respond to a request for our current selection
3578 * EXT: SelectionRequest 3395 * EXT: SelectionRequest
3579 */ 3396 */
3580void 3397void ecb_cold
3581rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3398rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3582{ 3399{
3400 Atom property = rq.property == None ? rq.target : rq.property;
3583 XSelectionEvent ev; 3401 XSelectionEvent ev;
3584 3402
3585 ev.type = SelectionNotify; 3403 ev.type = SelectionNotify;
3586 ev.property = None; 3404 ev.property = None;
3587 ev.display = rq.display; 3405 ev.display = rq.display;
3602 *target++ = xa[XA_COMPOUND_TEXT]; 3420 *target++ = xa[XA_COMPOUND_TEXT];
3603#if X_HAVE_UTF8_STRING 3421#if X_HAVE_UTF8_STRING
3604 *target++ = xa[XA_UTF8_STRING]; 3422 *target++ = xa[XA_UTF8_STRING];
3605#endif 3423#endif
3606 3424
3607 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3425 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3608 32, PropModeReplace, 3426 32, PropModeReplace,
3609 (unsigned char *)target_list, target - target_list); 3427 (unsigned char *)target_list, target - target_list);
3610 ev.property = rq.property; 3428 ev.property = property;
3611 } 3429 }
3612#if TODO // TODO 3430#if TODO // TODO
3613 else if (rq.target == xa[XA_MULTIPLE]) 3431 else if (rq.target == xa[XA_MULTIPLE])
3614 { 3432 {
3615 /* TODO: Handle MULTIPLE */ 3433 /* TODO: Handle MULTIPLE */
3616 } 3434 }
3617#endif 3435#endif
3618 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3619 { 3437 {
3620 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3621 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3439 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3622 ev.property = rq.property; 3440 ev.property = property;
3441 }
3442 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3443 {
3444 XChangeProperty (dpy, rq.requestor, property, rq.target,
3445 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3446 ev.property = property;
3623 } 3447 }
3624 else if (rq.target == XA_STRING 3448 else if (rq.target == XA_STRING
3625 || rq.target == xa[XA_TEXT] 3449 || rq.target == xa[XA_TEXT]
3626 || rq.target == xa[XA_COMPOUND_TEXT] 3450 || rq.target == xa[XA_COMPOUND_TEXT]
3627 || rq.target == xa[XA_UTF8_STRING] 3451 || rq.target == xa[XA_UTF8_STRING]
3659 { 3483 {
3660 target = xa[XA_COMPOUND_TEXT]; 3484 target = xa[XA_COMPOUND_TEXT];
3661 style = enc_compound_text; 3485 style = enc_compound_text;
3662 } 3486 }
3663 3487
3664 if (selection.text) 3488 if (rq.selection == XA_PRIMARY && selection.text)
3665 { 3489 {
3666 cl = selection.text; 3490 cl = selection.text;
3667 selectlen = selection.len; 3491 selectlen = selection.len;
3492 }
3493 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3494 {
3495 cl = selection.clip_text;
3496 selectlen = selection.clip_len;
3668 } 3497 }
3669 else 3498 else
3670 { 3499 {
3671 cl = L""; 3500 cl = L"";
3672 selectlen = 0; 3501 selectlen = 0;
3693 ct.value = (unsigned char *)cl; 3522 ct.value = (unsigned char *)cl;
3694 ct.nitems = selectlen; 3523 ct.nitems = selectlen;
3695 ct.encoding = target; 3524 ct.encoding = target;
3696 } 3525 }
3697 3526
3698 XChangeProperty (dpy, rq.requestor, rq.property, 3527 XChangeProperty (dpy, rq.requestor, property,
3699 ct.encoding, 8, PropModeReplace, 3528 ct.encoding, 8, PropModeReplace,
3700 ct.value, (int)ct.nitems); 3529 ct.value, (int)ct.nitems);
3701 ev.property = rq.property; 3530 ev.property = property;
3702 3531
3703 if (freect) 3532 if (freect)
3704 XFree (ct.value); 3533 XFree (ct.value);
3705 } 3534 }
3706 3535
3707 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3536 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3708} 3537}
3709 3538
3710/* ------------------------------------------------------------------------- */ 3539/* ------------------------------------------------------------------------- */
3711#ifdef USE_XIM 3540#if USE_XIM
3712void 3541void ecb_cold
3713rxvt_term::im_set_position (XPoint &pos) NOTHROW 3542rxvt_term::im_set_position (XPoint &pos) NOTHROW
3714{ 3543{
3715 XWindowAttributes xwa; 3544 XWindowAttributes xwa;
3716 3545
3717 XGetWindowAttributes (dpy, vt, &xwa); 3546 XGetWindowAttributes (dpy, vt, &xwa);

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