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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.310 by root, Wed Jul 23 17:10:07 2008 UTC vs.
Revision 1.431 by root, Sun Jan 13 20:19:24 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 ();
130{ 127{
131 scr_blank_line (l, 0, ncol, efs); 128 scr_blank_line (l, 0, ncol, efs);
132 129
133 l.l = 0; 130 l.l = 0;
134 l.f = 0; 131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
135} 153}
136 154
137/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
138 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
139 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
140 158
141void 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
142rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
143{ 195{
144#if ENABLE_OVERLAY 196#if ENABLE_OVERLAY
145 scr_overlay_off (); 197 scr_overlay_off ();
146#endif 198#endif
147 199
148 rvideo_mode = false;
149 view_start = 0; 200 view_start = 0;
150 num_scr = 0; 201 num_scr = 0;
151 202
152 if (ncol == 0) 203 if (ncol == 0)
153 ncol = 80; 204 ncol = 80;
155 if (nrow == 0) 206 if (nrow == 0)
156 nrow = 24; 207 nrow = 24;
157 208
158 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
159 return; 210 return;
160
161 if (current_screen != PRIMARY)
162 scr_swap_screen ();
163 211
164 // we need at least two lines for wrapping to work correctly 212 // we need at least two lines for wrapping to work correctly
165 while (nrow + saveLines < 2) 213 while (nrow + saveLines < 2)
166 { 214 {
167 //TODO//FIXME 215 //TODO//FIXME
176 total_rows = nrow + saveLines; 224 total_rows = nrow + saveLines;
177 225
178 screen.tscroll = 0; 226 screen.tscroll = 0;
179 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
180 228
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
181 if (!row_buf) 239 if (!prev_row_buf)
182 { 240 {
183 /* 241 /*
184 * 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
185 */ 243 */
186 top_row = 0; 244 top_row = 0;
187 term_start = 0; 245 term_start = 0;
188
189 talloc = new rxvt_salloc (ncol * sizeof (text_t));
190 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
191
192 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
193 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
195
196 for (int row = nrow; row--; )
197 {
198 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
199 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
200 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
201 }
202 246
203 memset (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
204 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
205 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
206 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
220 selection.text = NULL; 264 selection.text = NULL;
221 selection.len = 0; 265 selection.len = 0;
222 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
223 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
224 selection.clicks = 0; 268 selection.clicks = 0;
269 selection.clip_text = NULL;
270 selection.clip_len = 0;
225 } 271 }
226 else 272 else
227 { 273 {
228 /* 274 /*
229 * add or delete rows as appropriate 275 * add or delete rows as appropriate
230 */ 276 */
231 277
232 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
233 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
234
235#if 0
236 if (nrow < prev_nrow)
237 {
238 for (int row = nrow; row < prev_nrow; row++)
239 {
240 lfree (swap_buf [row]);
241 lfree (drawn_buf[row]);
242 }
243 }
244#endif
245
246 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
247 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
248
249 for (int row = min (nrow, prev_nrow); row--; ) 278 for (int row = min (nrow, prev_nrow); row--; )
250 { 279 {
251 lresize (drawn_buf[row]); 280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
252 lresize (swap_buf [row]); 281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
253 }
254 282
255 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;
256 { 290 }
257 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
258 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
259 }
260
261 line_t *old_buf = row_buf;
262 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
263 291
264 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
265 int pend = MOD (term_start + top_row , prev_total_rows); 293 int pend = MOD (term_start + top_row , prev_total_rows);
266 int q = total_rows; // rewrapped row 294 int q = total_rows; // rewrapped row
267 295
268 if (top_row) 296 if (top_row)
269 { 297 {
270 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 298 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
271 // to come up with a lean and mean algorithm. 299 // to come up with a lean and mean algorithm.
300 // TODO: maybe optimise when width didn't change
272 301
273 row_col_t ocur = screen.cur; 302 row_col_t ocur = screen.cur;
274 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 303 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
275 304
276 do 305 do
277 { 306 {
278 p = MOD (p - 1, prev_total_rows); 307 p = MOD (p - 1, prev_total_rows);
279#ifdef DEBUG_STRICT
280 assert (old_buf [MOD (p, prev_total_rows)].t); 308 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
281#endif
282 int plines = 1; 309 int plines = 1;
283 int llen = old_buf [MOD (p, prev_total_rows)].l; 310 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
284 311
285 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 ())
286 { 313 {
287 p = MOD (p - 1, prev_total_rows); 314 p = MOD (p - 1, prev_total_rows);
288 315
289 plines++; 316 plines++;
290 llen += prev_ncol; 317 llen += prev_ncol;
303 330
304 // re-assemble the full line by destination lines 331 // re-assemble the full line by destination lines
305 for (int qrow = q; qlines--; qrow++) 332 for (int qrow = q; qlines--; qrow++)
306 { 333 {
307 qline = row_buf + qrow; 334 qline = row_buf + qrow;
308 lalloc (*qline); 335 qline->alloc (); // redundant with next line
309 qline->l = ncol; 336 qline->l = ncol;
310 qline->is_longer (1); 337 qline->is_longer (1);
311 338
312 int qcol = 0; 339 int qcol = 0;
313 340
328 // this seems to upset applications/shells/readline 355 // this seems to upset applications/shells/readline
329 // least. 356 // least.
330 if (prow == ocur.row) 357 if (prow == ocur.row)
331 screen.cur.row = q - (total_rows - nrow); 358 screen.cur.row = q - (total_rows - nrow);
332 359
333 line_t &pline = old_buf [prow]; 360 line_t &pline = prev_row_buf [prow];
334 361
335 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 362 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
336 363
337 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 364 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
338 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 365 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
359 { 386 {
360 // if no scrollback exists (yet), wing, instead of wrap 387 // if no scrollback exists (yet), wing, instead of wrap
361 388
362 for (int row = min (nrow, prev_nrow); row--; ) 389 for (int row = min (nrow, prev_nrow); row--; )
363 { 390 {
364 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)];
365 line_t &qline = row_buf [row]; 392 line_t &dst = row_buf [row];
366 393
367 qline = pline; 394 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
368 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 = min (src.l, ncol);
399 dst.f = src.f;
369 } 400 }
370 401
371 for (int row = prev_nrow; row < nrow; row++) 402 for (int row = prev_nrow; row < nrow; row++)
372 {
373 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 403 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
374 }
375 404
376 term_start = 0; 405 term_start = 0;
377 } 406 }
378
379 free (old_buf);
380 delete old_ta;
381 delete old_ra;
382 407
383 clamp_it (screen.cur.row, 0, nrow - 1); 408 clamp_it (screen.cur.row, 0, nrow - 1);
384 clamp_it (screen.cur.col, 0, ncol - 1); 409 clamp_it (screen.cur.col, 0, ncol - 1);
410 }
385 411
412 for (int row = nrow; row--; )
413 {
414 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
415 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
416 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
417 }
418
419 chunk_free (prev_chunk, prev_chunk_size);
420
386 free (tabs); 421 free (tabs);
387 } 422 tabs = (char *)rxvt_malloc (ncol);
423
424 for (int col = ncol; col--; )
425 tabs [col] = col % TABSIZE == 0;
388 426
389 CLEAR_ALL_SELECTION (); 427 CLEAR_ALL_SELECTION ();
390 428
391 prev_nrow = nrow; 429 prev_nrow = nrow;
392 prev_ncol = ncol; 430 prev_ncol = ncol;
393 431
394 tabs = (char *)rxvt_malloc (ncol); 432 tt_winch ();
395 433
396 for (int col = ncol; --col; ) 434 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
397 tabs [col] = col % TABSIZE == 0; 435}
436
437void ecb_cold
438rxvt_term::scr_release () NOTHROW
439{
440 chunk_free (chunk, chunk_size);
441 chunk = 0;
442 row_buf = 0;
443
444 free (tabs);
445 tabs = 0;
446}
447
448/* ------------------------------------------------------------------------- */
449/*
450 * Hard/Soft reset
451 */
452void ecb_cold
453rxvt_term::scr_poweron ()
454{
455 scr_release ();
456
457 prev_nrow = prev_ncol = 0;
458 rvideo_mode = false;
459 scr_soft_reset ();
460 scr_reset ();
461
462 scr_clear (true);
463 scr_refresh ();
464}
465
466void ecb_cold
467rxvt_term::scr_soft_reset () NOTHROW
468{
469 /* only affects modes, nothing drastic such as clearing the screen */
470#if ENABLE_OVERLAY
471 scr_overlay_off ();
472#endif
398 473
399 if (current_screen != PRIMARY) 474 if (current_screen != PRIMARY)
400 scr_swap_screen (); 475 scr_swap_screen ();
401 476
402 tt_winch (); 477 scr_scroll_region (0, MAX_ROWS - 1);
403 478 scr_rendition (0, ~RS_None);
404 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 479 scr_insert_mode (0);
405}
406
407/* ------------------------------------------------------------------------- */
408/*
409 * Free everything. That way malloc debugging can find leakage.
410 */
411void
412rxvt_term::scr_release () NOTHROW
413{
414 if (row_buf)
415 {
416 delete talloc; talloc = 0;
417 delete ralloc; ralloc = 0;
418
419 free (row_buf);
420 free (swap_buf);
421 free (drawn_buf);
422 free (tabs);
423
424 row_buf = 0; // signal that we freed all the arrays
425 }
426}
427
428/* ------------------------------------------------------------------------- */
429/*
430 * Hard reset
431 */
432void
433rxvt_term::scr_poweron ()
434{
435 scr_release ();
436 prev_nrow = prev_ncol = 0;
437 scr_reset ();
438
439 scr_clear (true);
440 scr_refresh ();
441} 480}
442 481
443/* ------------------------------------------------------------------------- * 482/* ------------------------------------------------------------------------- *
444 * PROCESS SCREEN COMMANDS * 483 * PROCESS SCREEN COMMANDS *
445 * ------------------------------------------------------------------------- */ 484 * ------------------------------------------------------------------------- */
483 } 522 }
484 523
485 /* boundary check in case screen size changed between SAVE and RESTORE */ 524 /* boundary check in case screen size changed between SAVE and RESTORE */
486 min_it (s->cur.row, nrow - 1); 525 min_it (s->cur.row, nrow - 1);
487 min_it (s->cur.col, ncol - 1); 526 min_it (s->cur.col, ncol - 1);
488#ifdef DEBUG_STRICT
489 assert (s->cur.row >= 0); 527 assert (s->cur.row >= 0);
490 assert (s->cur.col >= 0); 528 assert (s->cur.col >= 0);
491#endif
492} 529}
493 530
494void 531void
495rxvt_term::scr_swap_screen () 532rxvt_term::scr_swap_screen () NOTHROW
496{ 533{
497 if (!option (Opt_secondaryScreen)) 534 if (!option (Opt_secondaryScreen))
498 return; 535 return;
499 536
500 for (int i = prev_nrow; i--; ) 537 for (int i = prev_nrow; i--; )
519 return; 556 return;
520 557
521 want_refresh = 1; 558 want_refresh = 1;
522 view_start = 0; 559 view_start = 0;
523 560
524 selection_check (2); /* check for boundary cross */ 561 /* check for boundary cross */
562 row_col_t pos;
563 pos.row = pos.col = 0;
564 if (ROWCOL_IS_BEFORE (selection.beg, pos)
565 && ROWCOL_IS_AFTER (selection.end, pos))
566 CLEAR_SELECTION ();
525 567
526 int i = current_screen; current_screen = scrn; scrn = i; 568 current_screen = scrn;
527 569
528#if NSCREENS 570#if NSCREENS
529 if (option (Opt_secondaryScreen)) 571 if (option (Opt_secondaryScreen))
530 { 572 {
531 num_scr = 0; 573 num_scr = 0;
595/* 637/*
596 * Scroll text between <row1> and <row2> inclusive, by <count> lines 638 * Scroll text between <row1> and <row2> inclusive, by <count> lines
597 * count positive ==> scroll up 639 * count positive ==> scroll up
598 * count negative ==> scroll down 640 * count negative ==> scroll down
599 */ 641 */
600int 642int ecb_hot
601rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 643rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
602{ 644{
603 if (count == 0 || (row1 > row2)) 645 if (count == 0 || (row1 > row2))
604 return 0; 646 return 0;
605 647
608 650
609 if (count > 0 651 if (count > 0
610 && row1 == 0 652 && row1 == 0
611 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 653 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
612 { 654 {
655 min_it (count, total_rows - (nrow - (row2 + 1)));
656
613 top_row = max (top_row - count, -saveLines); 657 top_row = max (top_row - count, -saveLines);
614
615 // scroll everything up 'count' lines
616 term_start = (term_start + count) % total_rows;
617 658
618 // sever bottommost line 659 // sever bottommost line
619 { 660 {
620 line_t &l = ROW(row2 - count); 661 line_t &l = ROW(row2);
621 l.is_longer (0); 662 l.is_longer (0);
622 l.touch (); 663 l.touch ();
623 } 664 }
624 665
666 // scroll everything up 'count' lines
667 term_start = (term_start + count) % total_rows;
668
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
625 // erase newly scrolled-in lines 681 // erase newly scrolled-in lines
626 for (int i = count; i--; ) 682 for (int i = count; i--; )
627 { 683 {
628 line_t &l = ROW(nrow - 1 - i); 684 line_t &l = ROW(row2 - i);
629 685
630 // optimize if already cleared, can be significant on slow machines 686 // optimise if already cleared, can be significant on slow machines
631 // could be rolled into scr_blank_screen_mem 687 // could be rolled into scr_blank_screen_mem
632 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 688 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
633 { 689 {
634 scr_blank_line (l, 0, l.l, rstyle); 690 scr_blank_line (l, 0, l.l, rstyle);
635 l.l = 0; 691 l.l = 0;
637 } 693 }
638 else 694 else
639 scr_blank_screen_mem (l, rstyle); 695 scr_blank_screen_mem (l, rstyle);
640 } 696 }
641 697
642 // now copy lines below the scroll region bottom to the
643 // bottom of the screen again, so they look as if they
644 // hadn't moved.
645 for (int i = nrow; --i > row2; )
646 {
647 line_t &l1 = ROW(i - count);
648 line_t &l2 = ROW(i);
649
650 ::swap (l1, l2);
651 l2.touch ();
652 }
653
654 // move and/or clear selection, if any 698 // move and/or clear selection, if any
655 if (selection.op && current_screen == selection.screen) 699 if (selection.op && current_screen == selection.screen
700 && selection.beg.row <= row2)
656 { 701 {
657 selection.beg.row -= count; 702 selection.beg.row -= count;
658 selection.end.row -= count; 703 selection.end.row -= count;
659 selection.mark.row -= count; 704 selection.mark.row -= count;
660 705
661 if (selection.beg.row < top_row 706 selection_check (0);
662 || selection.end.row < top_row
663 || selection.mark.row < top_row)
664 {
665 CLEAR_ALL_SELECTION ();
666 selection.op = SELECTION_CLEAR;
667 }
668 } 707 }
669 708
670 // finally move the view window, if desired 709 // finally move the view window, if desired
671 if (option (Opt_scrollWithBuffer) 710 if (option (Opt_scrollWithBuffer)
672 && view_start != 0 711 && view_start != 0
702 } 741 }
703 742
704 // use a simple and robust scrolling algorithm, this 743 // use a simple and robust scrolling algorithm, this
705 // part of scr_scroll_text is not time-critical. 744 // part of scr_scroll_text is not time-critical.
706 745
746 // sever line above scroll region
747 if (row1)
748 {
749 line_t &l = ROW(row1 - 1);
750 l.is_longer (0);
751 l.touch ();
752 }
753
707 int rows = row2 - row1 + 1; 754 int rows = row2 - row1 + 1;
708 755
709 min_it (count, rows); 756 min_it (count, rows);
710 757
711 line_t *temp_buf = row_buf + total_rows; 758 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
712 759
713 for (int row = 0; row < rows; row++) 760 for (int row = 0; row < rows; row++)
714 { 761 {
715 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 762 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
716 763
718 scr_blank_screen_mem (temp_buf [row], rstyle); 765 scr_blank_screen_mem (temp_buf [row], rstyle);
719 } 766 }
720 767
721 for (int row = 0; row < rows; row++) 768 for (int row = 0; row < rows; row++)
722 ROW(row1 + row) = temp_buf [row]; 769 ROW(row1 + row) = temp_buf [row];
770
771 // sever bottommost line
772 {
773 line_t &l = ROW(row2);
774 l.is_longer (0);
775 l.touch ();
776 }
723 } 777 }
724 778
725 return count; 779 return count;
726} 780}
727 781
728/* ------------------------------------------------------------------------- */ 782/* ------------------------------------------------------------------------- */
729/* 783/*
730 * Add text given in <str> of length <len> to screen struct 784 * Add text given in <str> of length <len> to screen struct
731 */ 785 */
732void 786void ecb_hot
733rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 787rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
734{ 788{
735 if (len <= 0) /* sanity */ 789 if (len <= 0) /* sanity */
736 return; 790 return;
737 791
738 unsigned char checksel; 792 bool checksel;
739 unicode_t c; 793 unicode_t c;
740 int ncol = this->ncol; 794 int ncol = this->ncol;
741 const wchar_t *strend = str + len; 795 const wchar_t *strend = str + len;
742 796
743 want_refresh = 1; 797 want_refresh = 1;
756 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 810 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
757 screen.cur.row -= minlines; 811 screen.cur.row -= minlines;
758 } 812 }
759 } 813 }
760 814
761#ifdef DEBUG_STRICT
762 assert (screen.cur.col < ncol); 815 assert (screen.cur.col < ncol);
763 assert (screen.cur.row < nrow 816 assert (screen.cur.row < nrow
764 && screen.cur.row >= top_row); 817 && screen.cur.row >= top_row);
765#endif
766 int row = screen.cur.row; 818 int row = screen.cur.row;
767 819
768 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 820 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
769 821
770 line_t *line = &ROW(row); 822 line_t *line = &ROW(row);
771 823
772 while (str < strend) 824 while (str < strend)
773 { 825 {
774 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 826 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
775 827
776 if (expect_false (c < 0x20)) 828 if (ecb_unlikely (c < 0x20))
777 if (c == C0_LF) 829 if (c == C0_LF)
778 { 830 {
779 max_it (line->l, screen.cur.col); 831 max_it (line->l, screen.cur.col);
780 832
781 screen.flags &= ~Screen_WrapNext; 833 screen.flags &= ~Screen_WrapNext;
800 { 852 {
801 scr_tab (1, true); 853 scr_tab (1, true);
802 continue; 854 continue;
803 } 855 }
804 856
805 if (expect_false ( 857 if (ecb_unlikely (
806 checksel /* see if we're writing within selection */ 858 checksel /* see if we're writing within selection */
807 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 859 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
808 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 860 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
809 )) 861 ))
810 { 862 {
815 * should be a similar check. 867 * should be a similar check.
816 */ 868 */
817 CLEAR_SELECTION (); 869 CLEAR_SELECTION ();
818 } 870 }
819 871
820 if (expect_false (screen.flags & Screen_WrapNext)) 872 if (ecb_unlikely (screen.flags & Screen_WrapNext))
821 { 873 {
822 scr_do_wrap (); 874 scr_do_wrap ();
823 875
824 line->l = ncol; 876 line->l = ncol;
825 line->is_longer (1); 877 line->is_longer (1);
827 row = screen.cur.row; 879 row = screen.cur.row;
828 line = &ROW(row); /* _must_ refresh */ 880 line = &ROW(row); /* _must_ refresh */
829 } 881 }
830 882
831 // some utf-8 decoders "decode" surrogate characters: let's fix this. 883 // some utf-8 decoders "decode" surrogate characters: let's fix this.
832 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 884 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
833 c = 0xfffd; 885 c = 0xfffd;
834 886
835 // rely on wcwidth to tell us the character width, do wcwidth before 887 // rely on wcwidth to tell us the character width, do wcwidth before
836 // further replacements, as wcwidth might return -1 for the line 888 // further replacements, as wcwidth might return -1 for the line
837 // drawing characters below as they might be invalid in the current 889 // drawing characters below as they might be invalid in the current
838 // locale. 890 // locale.
839 int width = WCWIDTH (c); 891 int width = WCWIDTH (c);
840 892
841 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 893 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
842 { 894 {
843 // vt100 special graphics and line drawing 895 // vt100 special graphics and line drawing
844 // 5f-7e standard vt100 896 // 5f-7e standard vt100
845 // 40-5e rxvt extension for extra curses acs chars 897 // 40-5e rxvt extension for extra curses acs chars
846 static uint16_t vt100_0[62] = { // 41 .. 7e 898 static uint16_t vt100_0[62] = { // 41 .. 7e
859 c = vt100_0[c - 0x41]; 911 c = vt100_0[c - 0x41];
860 width = 1; // vt100 line drawing characters are always single-width 912 width = 1; // vt100 line drawing characters are always single-width
861 } 913 }
862 } 914 }
863 915
864 if (expect_false (screen.flags & Screen_Insert)) 916 if (ecb_unlikely (screen.flags & Screen_Insert))
865 scr_insdel_chars (width, INSERT); 917 scr_insdel_chars (width, INSERT);
866 918
867 if (width != 0) 919 if (width != 0)
868 { 920 {
869#if !UNICODE_3 921#if !UNICODE_3
874# else 926# else
875 c = 0xfffd; 927 c = 0xfffd;
876# endif 928# endif
877#endif 929#endif
878 930
931 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
932
933 // if the character doesn't fit into the remaining columns...
934 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
935 {
936 if (screen.flags & Screen_Autowrap)
937 {
938 // ... artificially enlargen the previous one
939 c = NOCHAR;
940 // and try the same character next loop iteration
941 --str;
942 }
943 else
944 screen.cur.col = ncol - width;
945 }
946
879 // nuke the character at this position, if required 947 // nuke the character at this position, if required
880 if (expect_false ( 948 // due to wonderful coincidences everywhere else in this loop
949 // we never have to check for overwriting a wide char itself,
950 // only its tail.
881 line->t[screen.cur.col] == NOCHAR 951 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
882 || (screen.cur.col < ncol - 1 952 scr_kill_char (*line, screen.cur.col);
883 && line->t[screen.cur.col + 1] == NOCHAR)
884 ))
885 {
886 int col = screen.cur.col;
887
888 // find begin
889 while (col > 0 && line->t[col] == NOCHAR)
890 col--;
891
892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
893
894 // found begin, nuke
895 do {
896 line->t[col] = ' ';
897 line->r[col] = rend;
898 col++;
899 } while (col < ncol && line->t[col] == NOCHAR);
900 }
901
902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
903
904 // if the character doesn't fit into the remaining columns...
905 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
906 {
907 // ...output spaces
908 c = ' ';
909 // and try the same character next loop iteration
910 --str;
911 }
912 953
913 line->touch (); 954 line->touch ();
914 955
915 do 956 do
916 { 957 {
917 line->t[screen.cur.col] = c; 958 line->t[screen.cur.col] = c;
918 line->r[screen.cur.col] = rend; 959 line->r[screen.cur.col] = rend;
919 960
920 if (expect_true (screen.cur.col < ncol - 1)) 961 if (ecb_likely (screen.cur.col < ncol - 1))
921 screen.cur.col++; 962 screen.cur.col++;
922 else 963 else
923 { 964 {
924 line->l = ncol; 965 line->l = ncol;
925 if (screen.flags & Screen_Autowrap) 966 if (screen.flags & Screen_Autowrap)
926 screen.flags |= Screen_WrapNext; 967 screen.flags |= Screen_WrapNext;
927 break; 968
969 goto end_of_line;
928 } 970 }
929 971
930 c = NOCHAR; 972 c = NOCHAR;
931 } 973 }
932 while (expect_false (--width > 0)); 974 while (ecb_unlikely (--width > 0));
933 975
934 // pad with spaces when overwriting wide character with smaller one 976 // pad with spaces when overwriting wide character with smaller one
935 if (expect_false (!width)) 977 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
936 { 978 {
937 line->touch ();
938
939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
940 {
941 line->t[c] = ' '; 979 line->t[c] = ' ';
942 line->r[c] = rend; 980 line->r[c] = rend;
943 }
944 } 981 }
982
983end_of_line:
984 ;
945 } 985 }
946#if ENABLE_COMBINING 986#if ENABLE_COMBINING
947 else // width == 0 987 else // width == 0
948 { 988 {
949 if (c != 0xfeff) // ignore BOM 989 if (c != 0xfeff) // ignore BOM
989#endif 1029#endif
990 } 1030 }
991 1031
992 max_it (line->l, screen.cur.col); 1032 max_it (line->l, screen.cur.col);
993 1033
994#ifdef DEBUG_STRICT
995 assert (screen.cur.row >= 0); 1034 assert (screen.cur.row >= 0);
996#endif
997} 1035}
998 1036
999/* ------------------------------------------------------------------------- */ 1037/* ------------------------------------------------------------------------- */
1000/* 1038/*
1001 * Process Backspace. Move back the cursor back a position, wrap if have to 1039 * Process Backspace. Move back the cursor back a position, wrap if have to
1014 1052
1015 want_refresh = 1; 1053 want_refresh = 1;
1016#endif 1054#endif
1017 } 1055 }
1018 } 1056 }
1057 else if (screen.flags & Screen_WrapNext)
1058 screen.flags &= ~Screen_WrapNext;
1019 else 1059 else
1020 scr_gotorc (0, -1, RELATIVE); 1060 scr_gotorc (0, -1, RELATIVE);
1021} 1061}
1022 1062
1023/* ------------------------------------------------------------------------- */ 1063/* ------------------------------------------------------------------------- */
1101 * XTERM_SEQ: ESC 6 1141 * XTERM_SEQ: ESC 6
1102 * Move cursor left in row. If we're at the left boundary, shift everything 1142 * Move cursor left in row. If we're at the left boundary, shift everything
1103 * in that row right. Clear left column. 1143 * in that row right. Clear left column.
1104 */ 1144 */
1105#if !ENABLE_MINIMAL 1145#if !ENABLE_MINIMAL
1106void 1146void ecb_cold
1107rxvt_term::scr_backindex () NOTHROW 1147rxvt_term::scr_backindex () NOTHROW
1108{ 1148{
1109 if (screen.cur.col > 0) 1149 if (screen.cur.col > 0)
1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1150 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1111 else 1151 else
1118 * XTERM_SEQ: ESC 9 1158 * XTERM_SEQ: ESC 9
1119 * Move cursor right in row. If we're at the right boundary, shift everything 1159 * Move cursor right in row. If we're at the right boundary, shift everything
1120 * in that row left. Clear right column. 1160 * in that row left. Clear right column.
1121 */ 1161 */
1122#if !ENABLE_MINIMAL 1162#if !ENABLE_MINIMAL
1123void 1163void ecb_cold
1124rxvt_term::scr_forwardindex () NOTHROW 1164rxvt_term::scr_forwardindex () NOTHROW
1125{ 1165{
1126 if (screen.cur.col < ncol - 1) 1166 if (screen.cur.col < ncol - 1)
1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1167 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1128 else 1168 else
1279 scr_blank_line (line, col, num, rstyle); 1319 scr_blank_line (line, col, num, rstyle);
1280} 1320}
1281 1321
1282/* ------------------------------------------------------------------------- */ 1322/* ------------------------------------------------------------------------- */
1283/* 1323/*
1284 * Erase part of whole of the screen 1324 * Erase part or whole of the screen
1285 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1325 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1286 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1326 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1287 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1327 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1288 */ 1328 */
1289void 1329void
1298 ZERO_SCROLLBACK (); 1338 ZERO_SCROLLBACK ();
1299 1339
1300 switch (mode) 1340 switch (mode)
1301 { 1341 {
1302 case 0: /* erase to end of screen */ 1342 case 0: /* erase to end of screen */
1303 selection_check (1);
1304 scr_erase_line (0); 1343 scr_erase_line (0);
1305 row = screen.cur.row + 1; /* possible OOB */ 1344 row = screen.cur.row + 1; /* possible OOB */
1306 num = nrow - row; 1345 num = nrow - row;
1307 break; 1346 break;
1308 case 1: /* erase to beginning of screen */ 1347 case 1: /* erase to beginning of screen */
1309 selection_check (3);
1310 scr_erase_line (1); 1348 scr_erase_line (1);
1311 row = 0; 1349 row = 0;
1312 num = screen.cur.row; 1350 num = screen.cur.row;
1313 break; 1351 break;
1314 case 2: /* erase whole screen */ 1352 case 2: /* erase whole screen */
1315 selection_check (3);
1316 row = 0; 1353 row = 0;
1317 num = nrow; 1354 num = nrow;
1318 break; 1355 break;
1319 default: 1356 default:
1320 return; 1357 return;
1329 if (row >= nrow) /* Out Of Bounds */ 1366 if (row >= nrow) /* Out Of Bounds */
1330 return; 1367 return;
1331 1368
1332 min_it (num, nrow - row); 1369 min_it (num, nrow - row);
1333 1370
1334 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1335 if (rstyle & (RS_RVid | RS_Uline)) 1371 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1336 ren = (rend_t) ~RS_None; 1372 ren = (rend_t) ~RS_None;
1337 else if (GET_BASEBG (rstyle) == Color_bg) 1373 else if (GET_BASEBG (rstyle) == Color_bg)
1338 { 1374 {
1339 ren = DEFAULT_RSTYLE; 1375 ren = DEFAULT_RSTYLE;
1340 1376
1341 if (mapped) 1377 if (mapped)
1342 XClearArea (dpy, vt, 0, 1378 XClearArea (dpy, vt, 0,
1343 Row2Pixel (row), (unsigned int)width, 1379 Row2Pixel (row - view_start), (unsigned int)vt_width,
1344 (unsigned int)Height2Pixel (num), False); 1380 (unsigned int)Height2Pixel (num), False);
1345 } 1381 }
1346 else 1382 else
1347 { 1383 {
1348 ren = rstyle & (RS_fgMask | RS_bgMask); 1384 ren = rstyle & (RS_fgMask | RS_bgMask);
1349 1385
1386 if (mapped)
1387 {
1350 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1388 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1351 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1389 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1352 XFillRectangle (dpy, vt, gc, 1390 XFillRectangle (dpy, vt, gc,
1353 0, Row2Pixel (row), 1391 0, Row2Pixel (row - view_start),
1354 (unsigned int)width, 1392 (unsigned int)vt_width,
1355 (unsigned int)Height2Pixel (num)); 1393 (unsigned int)Height2Pixel (num));
1356 gcvalue.foreground = pix_colors[Color_fg]; 1394 gcvalue.foreground = pix_colors[Color_fg];
1357 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1395 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1396 }
1358 } 1397 }
1359 1398
1360 for (; num--; row++) 1399 for (; num--; row++)
1361 { 1400 {
1362 scr_blank_screen_mem (ROW(row), rstyle); 1401 scr_blank_screen_mem (ROW(row), rstyle);
1402
1403 if (row - view_start < nrow)
1363 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1404 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1364 } 1405 }
1365} 1406}
1366 1407
1367#if !ENABLE_MINIMAL 1408#if !ENABLE_MINIMAL
1368void 1409void
1378/* ------------------------------------------------------------------------- */ 1419/* ------------------------------------------------------------------------- */
1379/* 1420/*
1380 * Fill the screen with `E's 1421 * Fill the screen with `E's
1381 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1422 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1382 */ 1423 */
1383void 1424void ecb_cold
1384rxvt_term::scr_E () NOTHROW 1425rxvt_term::scr_E () NOTHROW
1385{ 1426{
1386 rend_t fs; 1427 rend_t fs;
1387 1428
1388 want_refresh = 1; 1429 want_refresh = 1;
1389 ZERO_SCROLLBACK (); 1430 ZERO_SCROLLBACK ();
1390 1431
1391 num_scr_allow = 0; 1432 num_scr_allow = 0;
1392 selection_check (3); 1433
1434 row_col_t pos;
1435 pos.row = pos.col = 0;
1436 if (ROWCOL_IS_AFTER (selection.end, pos))
1437 CLEAR_SELECTION ();
1393 1438
1394 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1439 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1395 for (int row = nrow; row--; ) 1440 for (int row = nrow; row--; )
1396 { 1441 {
1397 line_t &line = ROW(row); 1442 line_t &line = ROW(row);
1442 * Insert/Delete <count> characters from the current position 1487 * Insert/Delete <count> characters from the current position
1443 */ 1488 */
1444void 1489void
1445rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1490rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1446{ 1491{
1447 int col, row;
1448 rend_t tr;
1449
1450 want_refresh = 1; 1492 want_refresh = 1;
1451 ZERO_SCROLLBACK (); 1493 ZERO_SCROLLBACK ();
1452 1494
1453 if (count <= 0) 1495 if (count <= 0)
1454 return; 1496 return;
1456 scr_do_wrap (); 1498 scr_do_wrap ();
1457 1499
1458 selection_check (1); 1500 selection_check (1);
1459 min_it (count, ncol - screen.cur.col); 1501 min_it (count, ncol - screen.cur.col);
1460 1502
1461 row = screen.cur.row; 1503 int row = screen.cur.row;
1462 1504
1463 line_t *line = &ROW(row); 1505 line_t *line = &ROW(row);
1464 1506
1465 line->touch (); 1507 line->touch ();
1466 line->is_longer (0); 1508 line->is_longer (0);
1467 1509
1510 // nuke wide spanning the start
1511 if (line->t[screen.cur.col] == NOCHAR)
1512 scr_kill_char (*line, screen.cur.col);
1513
1468 switch (insdel) 1514 switch (insdel)
1469 { 1515 {
1470 case INSERT: 1516 case INSERT:
1471 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1517 line->l = min (line->l + count, ncol);
1518
1519 if (line->t[screen.cur.col] == NOCHAR)
1520 scr_kill_char (*line, screen.cur.col);
1521
1522 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1472 { 1523 {
1473 line->t[col] = line->t[col - count]; 1524 line->t[col] = line->t[col - count];
1474 line->r[col] = line->r[col - count]; 1525 line->r[col] = line->r[col - count];
1475 } 1526 }
1476
1477 line->l = min (line->l + count, ncol);
1478 1527
1479 if (selection.op && current_screen == selection.screen 1528 if (selection.op && current_screen == selection.screen
1480 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1529 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1481 { 1530 {
1482 if (selection.end.row != screen.cur.row 1531 if (selection.end.row != screen.cur.row
1497 case ERASE: 1546 case ERASE:
1498 screen.cur.col += count; /* don't worry if > ncol */ 1547 screen.cur.col += count; /* don't worry if > ncol */
1499 selection_check (1); 1548 selection_check (1);
1500 screen.cur.col -= count; 1549 screen.cur.col -= count;
1501 1550
1502 line->l = max (line->l - count, 0); 1551 // nuke wide char after the end
1552 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1553 scr_kill_char (*line, screen.cur.col + count);
1554
1503 scr_blank_line (*line, screen.cur.col, count, rstyle); 1555 scr_blank_line (*line, screen.cur.col, count, rstyle);
1504 break; 1556 break;
1505 1557
1506 case DELETE: 1558 case DELETE:
1507 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1559 line->l = max (line->l - count, 0);
1508 1560
1561 // nuke wide char spanning the end
1562 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1563 scr_kill_char (*line, screen.cur.col + count);
1564
1509 for (col = screen.cur.col; (col + count) < ncol; col++) 1565 for (int col = screen.cur.col; (col + count) < ncol; col++)
1510 { 1566 {
1511 line->t[col] = line->t[col + count]; 1567 line->t[col] = line->t[col + count];
1512 line->r[col] = line->r[col + count]; 1568 line->r[col] = line->r[col + count];
1513 } 1569 }
1514 1570
1515 line->l = max (line->l - count, 0);
1516 scr_blank_line (*line, ncol - count, count, tr); 1571 scr_blank_line (*line, ncol - count, count, rstyle);
1517 1572
1518 if (selection.op && current_screen == selection.screen 1573 if (selection.op && current_screen == selection.screen
1519 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1574 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1520 { 1575 {
1521 if (selection.end.row != screen.cur.row 1576 if (selection.end.row != screen.cur.row
1538/* ------------------------------------------------------------------------- */ 1593/* ------------------------------------------------------------------------- */
1539/* 1594/*
1540 * Set the scrolling region 1595 * Set the scrolling region
1541 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1596 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1542 */ 1597 */
1543void 1598void ecb_cold
1544rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1599rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1545{ 1600{
1546 max_it (top, 0); 1601 max_it (top, 0);
1547 min_it (bot, nrow - 1); 1602 min_it (bot, nrow - 1);
1548 1603
1558/* 1613/*
1559 * Make the cursor visible/invisible 1614 * Make the cursor visible/invisible
1560 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1615 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1561 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1616 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1562 */ 1617 */
1563void 1618void ecb_cold
1564rxvt_term::scr_cursor_visible (int mode) NOTHROW 1619rxvt_term::scr_cursor_visible (int mode) NOTHROW
1565{ 1620{
1566 want_refresh = 1; 1621 want_refresh = 1;
1567 1622
1568 if (mode) 1623 if (mode)
1575/* 1630/*
1576 * Set/unset automatic wrapping 1631 * Set/unset automatic wrapping
1577 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1632 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1578 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1633 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1579 */ 1634 */
1580void 1635void ecb_cold
1581rxvt_term::scr_autowrap (int mode) NOTHROW 1636rxvt_term::scr_autowrap (int mode) NOTHROW
1582{ 1637{
1583 if (mode) 1638 if (mode)
1584 screen.flags |= Screen_Autowrap; 1639 screen.flags |= Screen_Autowrap;
1585 else 1640 else
1594 * Relative mode: line numbers are relative to top margin of scrolling region 1649 * Relative mode: line numbers are relative to top margin of scrolling region
1595 * and the cursor cannot be moved outside. 1650 * and the cursor cannot be moved outside.
1596 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1651 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1597 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1652 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1598 */ 1653 */
1599void 1654void ecb_cold
1600rxvt_term::scr_relative_origin (int mode) NOTHROW 1655rxvt_term::scr_relative_origin (int mode) NOTHROW
1601{ 1656{
1602 if (mode) 1657 if (mode)
1603 screen.flags |= Screen_Relative; 1658 screen.flags |= Screen_Relative;
1604 else 1659 else
1611/* 1666/*
1612 * Set insert/replace mode 1667 * Set insert/replace mode
1613 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1668 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1614 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1669 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1615 */ 1670 */
1616void 1671void ecb_cold
1617rxvt_term::scr_insert_mode (int mode) NOTHROW 1672rxvt_term::scr_insert_mode (int mode) NOTHROW
1618{ 1673{
1619 if (mode) 1674 if (mode)
1620 screen.flags |= Screen_Insert; 1675 screen.flags |= Screen_Insert;
1621 else 1676 else
1627 * Set/Unset tabs 1682 * Set/Unset tabs
1628 * XTERM_SEQ: Set tab at current column : ESC H 1683 * XTERM_SEQ: Set tab at current column : ESC H
1629 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1684 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1630 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1685 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1631 */ 1686 */
1632void 1687void ecb_cold
1633rxvt_term::scr_set_tab (int mode) NOTHROW 1688rxvt_term::scr_set_tab (int mode) NOTHROW
1634{ 1689{
1635 if (mode < 0) 1690 if (mode < 0)
1636 memset (tabs, 0, ncol); 1691 memset (tabs, 0, ncol);
1637 else if (screen.cur.col < ncol) 1692 else if (screen.cur.col < ncol)
1656 if (rvideo_state != on) 1711 if (rvideo_state != on)
1657 { 1712 {
1658 rvideo_state = on; 1713 rvideo_state = on;
1659 1714
1660 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1715 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1661#ifdef HAVE_BG_PIXMAP 1716#ifdef HAVE_IMG
1662 if (bgPixmap.pixmap == None) 1717 if (bg_img == 0)
1663#endif 1718#endif
1664 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1719 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1665 1720
1666 XGCValues gcvalue; 1721 XGCValues gcvalue;
1667 gcvalue.foreground = pix_colors[Color_fg]; 1722 gcvalue.foreground = pix_colors[Color_fg];
1676/* ------------------------------------------------------------------------- */ 1731/* ------------------------------------------------------------------------- */
1677/* 1732/*
1678 * Report current cursor position 1733 * Report current cursor position
1679 * XTERM_SEQ: Report position: ESC [ 6 n 1734 * XTERM_SEQ: Report position: ESC [ 6 n
1680 */ 1735 */
1681void 1736void ecb_cold
1682rxvt_term::scr_report_position () NOTHROW 1737rxvt_term::scr_report_position () NOTHROW
1683{ 1738{
1684 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1739 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1685} 1740}
1686 1741
1689 * ------------------------------------------------------------------------- */ 1744 * ------------------------------------------------------------------------- */
1690 1745
1691/* 1746/*
1692 * Set font style 1747 * Set font style
1693 */ 1748 */
1694void 1749void ecb_cold
1695rxvt_term::set_font_style () NOTHROW 1750rxvt_term::set_font_style () NOTHROW
1696{ 1751{
1697#if 0 1752#if 0
1698 switch (charsets [screen.charset]) 1753 switch (charsets [screen.charset])
1699 { 1754 {
1721 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1776 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1722 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1777 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1723 * XTERM_SEQ: Invoke G2 character set: ESC N 1778 * XTERM_SEQ: Invoke G2 character set: ESC N
1724 * XTERM_SEQ: Invoke G3 character set: ESC O 1779 * XTERM_SEQ: Invoke G3 character set: ESC O
1725 */ 1780 */
1726void 1781void ecb_cold
1727rxvt_term::scr_charset_choose (int set) NOTHROW 1782rxvt_term::scr_charset_choose (int set) NOTHROW
1728{ 1783{
1729 screen.charset = set; 1784 screen.charset = set;
1730 set_font_style (); 1785 set_font_style ();
1731} 1786}
1752 * ------------------------------------------------------------------------- */ 1807 * ------------------------------------------------------------------------- */
1753 1808
1754/* 1809/*
1755 * refresh matching text. 1810 * refresh matching text.
1756 */ 1811 */
1757bool 1812bool ecb_cold
1758rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1813rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1759{ 1814{
1760 bool found = false; 1815 bool found = false;
1761 1816
1762 for (int i = 0; i < nrow; i++) 1817 for (int i = 0; i < nrow; i++)
1781 PART_BEG = 0, 1836 PART_BEG = 0,
1782 PART_END, 1837 PART_END,
1783 RC_COUNT 1838 RC_COUNT
1784}; 1839};
1785 1840
1786void 1841void ecb_hot
1787rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1842rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1788{ 1843{
1789 int i; 1844 int i;
1790 row_col_t rc[RC_COUNT]; 1845 row_col_t rc[RC_COUNT];
1791 1846
1811 for (i = PART_BEG; i < RC_COUNT; i++) 1866 for (i = PART_BEG; i < RC_COUNT; i++)
1812 { 1867 {
1813 min_it (rc[i].col, ncol - 1); 1868 min_it (rc[i].col, ncol - 1);
1814 min_it (rc[i].row, nrow - 1); 1869 min_it (rc[i].row, nrow - 1);
1815 } 1870 }
1816// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1871
1817 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1872 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1818 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1873 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1819 1874
1820 num_scr_allow = 0; 1875 num_scr_allow = 0;
1821 1876
1828 * Refresh the entire screen 1883 * Refresh the entire screen
1829 */ 1884 */
1830void 1885void
1831rxvt_term::scr_touch (bool refresh) NOTHROW 1886rxvt_term::scr_touch (bool refresh) NOTHROW
1832{ 1887{
1833 scr_expose (0, 0, width, height, refresh); 1888 scr_expose (0, 0, vt_width, vt_height, refresh);
1834} 1889}
1835 1890
1836/* ------------------------------------------------------------------------- */ 1891/* ------------------------------------------------------------------------- */
1837/* 1892/*
1838 * Move the display so that the line represented by scrollbar value Y is at 1893 * Move the display so that the line represented by scrollbar value Y is at
1894 1949
1895# ifndef NO_MAPALERT 1950# ifndef NO_MAPALERT
1896# ifdef MAPALERT_OPTION 1951# ifdef MAPALERT_OPTION
1897 if (option (Opt_mapAlert)) 1952 if (option (Opt_mapAlert))
1898# endif 1953# endif
1899 XMapWindow (dpy, parent[0]); 1954 XMapWindow (dpy, parent);
1900# endif 1955# endif
1901 1956
1902# if ENABLE_FRILLS 1957# if ENABLE_FRILLS
1903 if (option (Opt_urgentOnBell)) 1958 if (option (Opt_urgentOnBell))
1904 { 1959 set_urgency (1);
1905 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1906 {
1907 h->flags |= XUrgencyHint;
1908 XSetWMHints (dpy, parent[0], h);
1909 }
1910 }
1911# endif 1960# endif
1912 1961
1913 if (option (Opt_visualBell)) 1962 if (option (Opt_visualBell))
1914 { 1963 {
1915 rvideo_bell = true; 1964 rvideo_bell = true;
1918 1967
1919 bell_ev.start (VISUAL_BELL_DURATION); 1968 bell_ev.start (VISUAL_BELL_DURATION);
1920 } 1969 }
1921 else 1970 else
1922 XBell (dpy, 0); 1971 XBell (dpy, 0);
1972 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1923#endif 1973#endif
1924} 1974}
1925 1975
1926/* ------------------------------------------------------------------------- */ 1976/* ------------------------------------------------------------------------- */
1927/* ARGSUSED */ 1977void ecb_cold
1928void
1929rxvt_term::scr_printscreen (int fullhist) NOTHROW 1978rxvt_term::scr_printscreen (int fullhist) NOTHROW
1930{ 1979{
1931#ifdef PRINTPIPE 1980#ifdef PRINTPIPE
1932 int nrows, row_start; 1981 int nrows, row_start;
1933 FILE *fd = popen_printer (); 1982 FILE *fd = popen_printer ();
1946 row_start = view_start; 1995 row_start = view_start;
1947 } 1996 }
1948 1997
1949 wctomb (0, 0); 1998 wctomb (0, 0);
1950 1999
1951 for (int r1 = 0; r1 < nrows; r1++) 2000 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1952 { 2001 {
1953 text_t *tp = ROW(r1).t; 2002 text_t *tp = ROW(r1).t;
1954 int len = ROW(r1).l; 2003 int len = ROW(r1).l;
1955 2004
1956 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2005 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1982/* 2031/*
1983 * Refresh the screen 2032 * Refresh the screen
1984 * drawn_text/drawn_rend contain the screen information before the update. 2033 * drawn_text/drawn_rend contain the screen information before the update.
1985 * screen.text/screen.rend contain what the screen will change to. 2034 * screen.text/screen.rend contain what the screen will change to.
1986 */ 2035 */
1987void 2036void ecb_hot
1988rxvt_term::scr_refresh () NOTHROW 2037rxvt_term::scr_refresh () NOTHROW
1989{ 2038{
1990 unsigned char have_bg,
1991 showcursor; /* show the cursor */
1992 int16_t col, row, /* column/row we're processing */ 2039 int16_t col, row, /* column/row we're processing */
1993 ocrow; /* old cursor row */ 2040 ocrow; /* old cursor row */
1994 int i; /* tmp */ 2041 int i; /* tmp */
1995#ifndef NO_CURSORCOLOR 2042#ifndef NO_CURSORCOLOR
1996 rend_t cc1; /* store colours at cursor position (s) */ 2043 rend_t cc1; /* store colours at cursor position (s) */
2007 /* 2054 /*
2008 * A: set up vars 2055 * A: set up vars
2009 */ 2056 */
2010 refresh_count = 0; 2057 refresh_count = 0;
2011 2058
2059 unsigned int old_screen_flags = screen.flags;
2012 have_bg = 0; 2060 bool have_bg = 0;
2013#ifdef HAVE_BG_PIXMAP 2061#ifdef HAVE_IMG
2014 have_bg = bgPixmap.pixmap != None; 2062 have_bg = bg_img != 0;
2015#endif 2063#endif
2016 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2064 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2017 2065
2018 /* 2066 /*
2019 * B: reverse any characters which are selected 2067 * B: reverse any characters which are selected
2020 */ 2068 */
2021 scr_reverse_selection (); 2069 scr_reverse_selection ();
2022 2070
2071 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2072#if ENABLE_OVERLAY
2073 scr_swap_overlay ();
2074#endif
2075
2076 bool showcursor = screen.flags & Screen_VisibleCursor;
2077
2023 /* 2078 /*
2024 * C: set the cursor character (s) 2079 * C: set the cursor character (s)
2025 */ 2080 */
2026 { 2081 {
2027 unsigned char setoldcursor; 2082 bool setoldcursor;
2028 2083
2029 showcursor = (screen.flags & Screen_VisibleCursor);
2030#ifdef CURSOR_BLINK 2084#ifdef CURSOR_BLINK
2031 if (hidden_cursor) 2085 if (hidden_cursor)
2032 showcursor = 0; 2086 showcursor = 0;
2033#endif 2087#endif
2034 2088
2062 ccol2 = bgcolor_of (rstyle); 2116 ccol2 = bgcolor_of (rstyle);
2063#else 2117#else
2064 ccol2 = Color_bg; 2118 ccol2 = Color_bg;
2065#endif 2119#endif
2066 2120
2067 if (showcursor && focus) 2121 if (focus)
2068 { 2122 {
2069 if (option (Opt_cursorUnderline)) 2123 if (option (Opt_cursorUnderline))
2070 *crp ^= RS_Uline; 2124 *crp ^= RS_Uline;
2071 else 2125 else
2072 { 2126 {
2107 oldcursor.col = screen.cur.col; 2161 oldcursor.col = screen.cur.col;
2108 } 2162 }
2109 } 2163 }
2110 } 2164 }
2111 2165
2112 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2113#if ENABLE_OVERLAY
2114 scr_swap_overlay ();
2115#endif
2116
2117#ifndef NO_SLOW_LINK_SUPPORT 2166#ifndef NO_SLOW_LINK_SUPPORT
2118 /* 2167 /*
2119 * D: CopyArea pass - very useful for slower links 2168 * D: CopyArea pass - very useful for slower links
2120 * This has been deliberately kept simple. 2169 * This has been deliberately kept simple.
2121 */ 2170 */
2125 { 2174 {
2126 int16_t nits; 2175 int16_t nits;
2127 int i = num_scr; 2176 int i = num_scr;
2128 int j; 2177 int j;
2129 int len, wlen; 2178 int len, wlen;
2130 dLocal (int, num_scr);
2131 2179
2132 j = nrow; 2180 j = nrow;
2133 wlen = len = -1; 2181 wlen = len = -1;
2134 row = i > 0 ? 0 : j - 1; 2182 row = i > 0 ? 0 : j - 1;
2135 2183
2210 continue; 2258 continue;
2211 2259
2212 // redraw one or more characters 2260 // redraw one or more characters
2213 2261
2214 // seek to the beginning of wide characters 2262 // seek to the beginning of wide characters
2215 while (expect_false (stp[col] == NOCHAR && col > 0)) 2263 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2216 --col; 2264 --col;
2217 2265
2218 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2266 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2219 text_t *text = stp + col; 2267 text_t *text = stp + col;
2220 int count = 1; 2268 int count = 1;
2221 2269
2222 dtp[col] = stp[col]; 2270 dtp[col] = stp[col];
2223 drp[col] = rend; 2271 drp[col] = rend;
2227 for (i = 0; ++col < ncol; ) 2275 for (i = 0; ++col < ncol; )
2228 { 2276 {
2229 if (stp[col] == NOCHAR) 2277 if (stp[col] == NOCHAR)
2230 { 2278 {
2231 dtp[col] = stp[col]; 2279 dtp[col] = stp[col];
2232 drp[col] = rend; 2280 drp[col] = srp[col];
2281
2233 count++; 2282 count++;
2234 i++; 2283 i++;
2235 2284
2236 continue; 2285 continue;
2237 } 2286 }
2257 2306
2258 col--; /* went one too far. move back */ 2307 col--; /* went one too far. move back */
2259 count -= i; /* dump any matching trailing chars */ 2308 count -= i; /* dump any matching trailing chars */
2260 2309
2261 // sometimes we optimize away the trailing NOCHAR's, add them back 2310 // sometimes we optimize away the trailing NOCHAR's, add them back
2262 while (expect_false (i && text[count] == NOCHAR)) 2311 while (ecb_unlikely (i && text[count] == NOCHAR))
2263 count++, i--; 2312 count++, i--;
2264 2313
2265 /* 2314 /*
2266 * Determine the attributes for the string 2315 * Determine the attributes for the string
2267 */ 2316 */
2268 int fore = fgcolor_of (rend); // desired foreground 2317 int fore = fgcolor_of (rend); // desired foreground
2269 int back = bgcolor_of (rend); // desired background 2318 int back = bgcolor_of (rend); // desired background
2270 2319
2271 // only do special processing if any attributes are set, which is unlikely 2320 // only do special processing if any attributes are set, which is unlikely
2272 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2321 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2273 { 2322 {
2274 bool invert = rend & RS_RVid; 2323 bool invert = rend & RS_RVid;
2275 2324
2276#ifndef NO_BOLD_UNDERLINE_REVERSE 2325#ifndef NO_BOLD_UNDERLINE_REVERSE
2277 if (rend & RS_Bold && fore == Color_fg) 2326 if (rend & RS_Bold && fore == Color_fg)
2296 2345
2297 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2346 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2298 fore = Color_UL; 2347 fore = Color_UL;
2299#endif 2348#endif
2300 2349
2350#ifdef OPTION_HC
2351 if (rend & RS_Sel)
2352 {
2353 /* invert the column if no highlightColor is set or it is the
2354 * current cursor column */
2355 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2356 && ISSET_PIXCOLOR (Color_HC))
2357 {
2358 if (ISSET_PIXCOLOR (Color_HTC))
2359 fore = Color_HTC;
2360 // if invert is 0 reverse video is set so we use bg color as fg color
2361 else if (!invert)
2362 fore = back;
2363
2364 back = Color_HC;
2365 invert = 0;
2366 }
2367 }
2368#endif
2369
2301 if (invert) 2370 if (invert)
2302 { 2371 {
2303#ifdef OPTION_HC
2304 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2305 || !ISSET_PIXCOLOR (Color_HC))
2306#endif
2307 /* invert the column if no highlightColor is set or it is the
2308 * current cursor column */
2309 ::swap (fore, back); 2372 ::swap (fore, back);
2310#ifdef OPTION_HC
2311 else if (ISSET_PIXCOLOR (Color_HC))
2312 back = Color_HC;
2313#endif
2314 2373
2315#ifndef NO_BOLD_UNDERLINE_REVERSE 2374#ifndef NO_BOLD_UNDERLINE_REVERSE
2316# ifndef OPTION_HC
2317 if (ISSET_PIXCOLOR (Color_RV))
2318 back = Color_RV;
2319# endif
2320 if (fore == back) 2375 if (fore == back)
2321 { 2376 {
2322 fore = Color_bg; 2377 fore = Color_bg;
2323 back = Color_fg; 2378 back = Color_fg;
2324 } 2379 }
2360 /* 2415 /*
2361 * Actually do the drawing of the string here 2416 * Actually do the drawing of the string here
2362 */ 2417 */
2363 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2418 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2364 2419
2365 if (expect_true (have_bg && back == Color_bg)) 2420 if (ecb_likely (have_bg && back == Color_bg))
2366 { 2421 {
2367 // this is very ugly, maybe push it into ->draw? 2422 // this is very ugly, maybe push it into ->draw?
2368 2423
2369 for (i = 0; i < count; i++) /* don't draw empty strings */ 2424 for (i = 0; i < count; i++) /* don't draw empty strings */
2370 if (text[i] != ' ') 2425 if (text[i] != ' ')
2377 did_clear: ; 2432 did_clear: ;
2378 } 2433 }
2379 else 2434 else
2380 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2435 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2381 2436
2382 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2437 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2383 { 2438 {
2384#if ENABLE_FRILLS 2439#if ENABLE_FRILLS
2385 if (ISSET_PIXCOLOR (Color_underline)) 2440 if (ISSET_PIXCOLOR (Color_underline))
2386 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2441 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2387 else 2442 else
2392 xpixel, ypixel + font->ascent + 1, 2447 xpixel, ypixel + font->ascent + 1,
2393 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2448 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2394 } 2449 }
2395 } /* for (col....) */ 2450 } /* for (col....) */
2396 } /* for (row....) */ 2451 } /* for (row....) */
2397
2398#if ENABLE_OVERLAY
2399 scr_swap_overlay ();
2400#endif
2401 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2402 2452
2403 /* 2453 /*
2404 * G: cleanup cursor and display outline cursor if necessary 2454 * G: cleanup cursor and display outline cursor if necessary
2405 */ 2455 */
2406 if (showcursor) 2456 if (showcursor)
2438 2488
2439 XDrawRectangle (dpy, vt, gc, 2489 XDrawRectangle (dpy, vt, gc,
2440 Col2Pixel (col), 2490 Col2Pixel (col),
2441 Row2Pixel (oldcursor.row), 2491 Row2Pixel (oldcursor.row),
2442 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2492 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2443 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2493 (unsigned int) (Height2Pixel (1) - 1));
2444 } 2494 }
2445 } 2495 }
2446 2496
2447 /* 2497 /*
2448 * H: cleanup selection 2498 * H: cleanup selection
2449 */ 2499 */
2500#if ENABLE_OVERLAY
2501 scr_swap_overlay ();
2502#endif
2503 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2504
2450 scr_reverse_selection (); 2505 scr_reverse_selection ();
2451 2506
2507 screen.flags = old_screen_flags;
2452 num_scr = 0; 2508 num_scr = 0;
2453 num_scr_allow = 1; 2509 num_scr_allow = 1;
2454} 2510}
2455 2511
2456void 2512void ecb_cold
2457rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2513rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2458{ 2514{
2459 if (!l.t) 2515 if (!l.valid ())
2460 return; 2516 return;
2461 2517
2462 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2518 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2463 2519
2464 for (int i = ncol; i--; ) 2520 for (int i = ncol; i--; )
2465 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2521 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2466} 2522}
2467 2523
2468void 2524void ecb_cold
2469rxvt_term::scr_remap_chars () NOTHROW 2525rxvt_term::scr_remap_chars () NOTHROW
2470{ 2526{
2471 for (int i = total_rows; i--; ) 2527 for (int i = total_rows; i--; )
2472 scr_remap_chars (row_buf [i]); 2528 scr_remap_chars (row_buf [i]);
2473 2529
2476 scr_remap_chars (drawn_buf [i]); 2532 scr_remap_chars (drawn_buf [i]);
2477 scr_remap_chars (swap_buf [i]); 2533 scr_remap_chars (swap_buf [i]);
2478 } 2534 }
2479} 2535}
2480 2536
2481void 2537void ecb_cold
2482rxvt_term::scr_recolour () NOTHROW 2538rxvt_term::scr_recolour (bool refresh) NOTHROW
2483{ 2539{
2484#ifdef HAVE_BG_PIXMAP 2540 bool transparent = false;
2485 bgPixmap.apply ();
2486#else
2487 2541
2542#ifdef HAVE_IMG
2543 if (bg_img != 0)
2544 {
2545# if ENABLE_TRANSPARENCY
2546 if (bg_flags & BG_IS_TRANSPARENT)
2547 {
2548 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2549 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2550
2551 transparent = true;
2552 }
2553 else
2554# endif
2555 {
2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2557 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2558 }
2559 }
2560 else
2561#endif
2562 {
2488 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2563 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2489 XClearWindow (dpy, parent[0]);
2490 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2564 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2565 }
2566
2567 XClearWindow (dpy, parent);
2491 2568
2492 if (scrollBar.win) 2569 if (scrollBar.win)
2493 { 2570 {
2571 if (transparent)
2572 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2573 else
2494 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2574 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2495 scrollBar.state = STATE_IDLE; 2575 scrollBar.state = SB_STATE_IDLE;
2496 scrollBar.show (0); 2576 scrollBar.show (0);
2497 } 2577 }
2498 2578
2499#endif 2579 if (refresh)
2500 2580 {
2501 /* bgPixmap.apply () does not do the following : */
2502 scr_clear (); 2581 scr_clear ();
2503 scr_touch (true); 2582 scr_touch (true);
2583 }
2504 want_refresh = 1; 2584 want_refresh = 1;
2505} 2585}
2506 2586
2507/* ------------------------------------------------------------------------- */ 2587/* ------------------------------------------------------------------------- */
2508void 2588void
2565 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2645 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2566 srp[col] ^= rstyle; 2646 srp[col] ^= rstyle;
2567} 2647}
2568 2648
2569/* ------------------------------------------------------------------------- */ 2649/* ------------------------------------------------------------------------- */
2570void 2650void ecb_hot
2571rxvt_term::scr_reverse_selection () NOTHROW 2651rxvt_term::scr_reverse_selection () NOTHROW
2572{ 2652{
2573 if (selection.op 2653 if (selection.op
2574 && current_screen == selection.screen 2654 && current_screen == selection.screen
2575 && selection.end.row >= view_start) 2655 && selection.end.row >= view_start)
2576 { 2656 {
2577#if !ENABLE_MINIMAL 2657#if !ENABLE_MINIMAL
2578 if (selection.rect) 2658 if (selection.rect)
2579 scr_xor_rect (selection.beg.row, selection.beg.col, 2659 scr_xor_rect (selection.beg.row, selection.beg.col,
2580 selection.end.row, selection.end.col, 2660 selection.end.row, selection.end.col,
2581 RS_RVid, RS_RVid | RS_Uline); 2661 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2582 else 2662 else
2583#endif 2663#endif
2584 scr_xor_span (selection.beg.row, selection.beg.col, 2664 scr_xor_span (selection.beg.row, selection.beg.col,
2585 selection.end.row, selection.end.col, 2665 selection.end.row, selection.end.col,
2586 RS_RVid); 2666 RS_Sel | RS_RVid);
2587 } 2667 }
2588} 2668}
2589 2669
2590/* ------------------------------------------------------------------------- */ 2670/* ------------------------------------------------------------------------- */
2591/* 2671/*
2594 */ 2674 */
2595#if 0 2675#if 0
2596void 2676void
2597rxvt_term::scr_dump (int fd) NOTHROW 2677rxvt_term::scr_dump (int fd) NOTHROW
2598{ 2678{
2599 int row, wrote; 2679 // if this method is needed, it can be implemented by factoring the
2600 unsigned int width, towrite; 2680 // relevant code in scr_printscreen
2601 char r1[] = "\n";
2602
2603 for (row = saveLines + top_row;
2604 row < saveLines + nrow - 1; row++)
2605 {
2606 width = row_buf[row].l >= 0 ? row_buf[row].l
2607 : ncol;
2608 for (towrite = width; towrite; towrite -= wrote)
2609 {
2610 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2611 towrite);
2612 if (wrote < 0)
2613 return; /* XXX: death, no report */
2614 }
2615 if (row_buf[row].l >= 0)
2616 if (write (fd, r1, 1) <= 0)
2617 return; /* XXX: death, no report */
2618 }
2619} 2681}
2620#endif 2682#endif
2621 2683
2622/* ------------------------------------------------------------------------- * 2684/* ------------------------------------------------------------------------- *
2623 * CHARACTER SELECTION * 2685 * CHARACTER SELECTION *
2624 * ------------------------------------------------------------------------- */ 2686 * ------------------------------------------------------------------------- */
2625void 2687void
2626rxvt_term::selection_check (int check_more) NOTHROW 2688rxvt_term::selection_check (int check_more) NOTHROW
2627{ 2689{
2628 row_col_t pos;
2629
2630 if (!selection.op) 2690 if (!selection.op)
2631 return; 2691 return;
2632 2692
2633 pos.row = pos.col = 0;
2634 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2693 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2635 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2694 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2636 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2695 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2637 || (check_more == 1 2696 || (check_more == 1
2638 && current_screen == selection.screen 2697 && current_screen == selection.screen
2639 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2698 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2640 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2699 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2641 || (check_more == 2
2642 && ROWCOL_IS_BEFORE (selection.beg, pos)
2643 && ROWCOL_IS_AFTER (selection.end, pos))
2644 || (check_more == 3
2645 && ROWCOL_IS_AFTER (selection.end, pos))
2646 || (check_more == 4 /* screen width change */
2647 && (selection.beg.row != selection.end.row
2648 || selection.end.col > ncol)))
2649 CLEAR_SELECTION (); 2700 CLEAR_ALL_SELECTION ();
2650} 2701}
2651 2702
2652/* ------------------------------------------------------------------------- */ 2703/* ------------------------------------------------------------------------- */
2653/* 2704/*
2654 * Paste a selection direct to the command fd 2705 * Paste a selection direct to the command fd
2655 */ 2706 */
2656void 2707void
2657rxvt_term::paste (char *data, unsigned int len) NOTHROW 2708rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2658{ 2709{
2659 /* convert normal newline chars into common keyboard Return key sequence */ 2710 /* convert normal newline chars into common keyboard Return key sequence */
2660 for (unsigned int i = 0; i < len; i++) 2711 for (unsigned int i = 0; i < len; i++)
2661 if (data[i] == C0_LF) 2712 if (data[i] == C0_LF)
2662 data[i] = C0_CR; 2713 data[i] = C0_CR;
2663 2714
2664 if (priv_modes & PrivMode_BracketPaste) 2715 if (priv_modes & PrivMode_BracketPaste)
2665 tt_printf ("\e[200~"); 2716 tt_printf ("\x1b[200~");
2666 2717
2667 tt_write (data, len); 2718 tt_write (data, len);
2668 2719
2669 if (priv_modes & PrivMode_BracketPaste) 2720 if (priv_modes & PrivMode_BracketPaste)
2670 tt_printf ("\e[201~"); 2721 tt_printf ("\x1b[201~");
2671} 2722}
2672 2723
2673/* ------------------------------------------------------------------------- */
2674/*
2675 * Respond to a notification that a primary selection has been sent
2676 * EXT: SelectionNotify
2677 */
2678void 2724void
2679rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2725rxvt_term::paste (char *data, unsigned int len) NOTHROW
2680{ 2726{
2681 if (prop == None) /* check for failed XConvertSelection */ 2727 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2682 {
2683 if ((selection_type & Sel_CompoundText))
2684 {
2685 int selnum = selection_type & Sel_whereMask;
2686
2687 selection_type = 0;
2688 if (selnum != Sel_direct)
2689 selection_request_other (XA_STRING, selnum);
2690 }
2691
2692 if ((selection_type & Sel_UTF8String))
2693 {
2694 int selnum = selection_type & Sel_whereMask;
2695
2696 selection_type = Sel_CompoundText;
2697 if (selnum != Sel_direct)
2698 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2699 else
2700 selection_type = 0;
2701 }
2702
2703 return;
2704 }
2705
2706 unsigned long bytes_after;
2707 XTextProperty ct;
2708
2709 if (XGetWindowProperty (dpy, win, prop,
2710 0, PROP_SIZE / 4,
2711 delete_prop, AnyPropertyType,
2712 &ct.encoding, &ct.format,
2713 &ct.nitems, &bytes_after,
2714 &ct.value) != Success)
2715 {
2716 ct.value = 0;
2717 goto bailout;
2718 }
2719
2720 if (ct.encoding == None)
2721 goto bailout;
2722
2723 if (bytes_after)
2724 {
2725 // fetch and append remaining data
2726 XTextProperty ct2;
2727
2728 if (XGetWindowProperty (dpy, win, prop,
2729 ct.nitems / 4, (bytes_after + 3) / 4,
2730 delete_prop, AnyPropertyType,
2731 &ct2.encoding, &ct2.format,
2732 &ct2.nitems, &bytes_after,
2733 &ct2.value) != Success)
2734 goto bailout;
2735
2736 // realloc should be compatible to XFree, here, and elsewhere, too
2737 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2738 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2739 ct.nitems += ct2.nitems;
2740
2741 XFree (ct2.value);
2742 }
2743
2744 if (ct.value == 0)
2745 goto bailout;
2746
2747 if (ct.encoding == xa[XA_INCR])
2748 {
2749 // INCR selection, start handshake
2750 if (!delete_prop)
2751 XDeleteProperty (dpy, win, prop);
2752
2753 selection_wait = Sel_incr;
2754 incr_buf_fill = 0;
2755 incr_ev.start (10);
2756
2757 goto bailout;
2758 }
2759
2760 if (ct.nitems == 0)
2761 {
2762 if (selection_wait == Sel_incr)
2763 {
2764 XFree (ct.value);
2765
2766 // finally complete, now paste the whole thing
2767 selection_wait = Sel_normal;
2768 ct.value = (unsigned char *)incr_buf;
2769 ct.nitems = incr_buf_fill;
2770 incr_buf = 0;
2771 incr_buf_size = 0;
2772 incr_ev.stop ();
2773 }
2774 else
2775 {
2776 if (selection_wait == Sel_normal
2777 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2778 {
2779 /*
2780 * pass through again trying CUT_BUFFER0 if we've come from
2781 * XConvertSelection () but nothing was presented
2782 */
2783 selection_paste (display->root, XA_CUT_BUFFER0, False);
2784 }
2785
2786 goto bailout;
2787 }
2788 }
2789 else if (selection_wait == Sel_incr)
2790 {
2791 incr_ev.start (10);
2792
2793 while (incr_buf_fill + ct.nitems > incr_buf_size)
2794 {
2795 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2796 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2797 }
2798
2799 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2800 incr_buf_fill += ct.nitems;
2801
2802 goto bailout;
2803 }
2804
2805 char **cl;
2806 int cr;
2807
2808#if !ENABLE_MINIMAL
2809 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2810 // so recode it manually
2811 if (ct.encoding == xa[XA_UTF8_STRING])
2812 {
2813 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2814 char *s = rxvt_wcstombs (w);
2815 free (w);
2816 // TODO: strlen == only the first element will be converted. well...
2817 paste (s, strlen (s));
2818 free (s);
2819 }
2820 else
2821#endif
2822 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2823 && cl)
2824 {
2825 for (int i = 0; i < cr; i++)
2826 paste (cl[i], strlen (cl[i]));
2827
2828 XFreeStringList (cl);
2829 }
2830 else
2831 paste ((char *)ct.value, ct.nitems); // paste raw
2832
2833bailout:
2834 XFree (ct.value);
2835
2836 if (selection_wait == Sel_normal)
2837 selection_wait = Sel_none;
2838}
2839
2840void
2841rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2842{
2843 selection_wait = Sel_none;
2844
2845 incr_buf_size = 0;
2846 free (incr_buf);
2847
2848 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2849}
2850
2851void
2852rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2853{
2854 if (prop == None || selection_wait != Sel_incr)
2855 return; 2728 return;
2856 2729
2857 selection_paste (win, prop, true); 2730 tt_paste (data, len);
2858} 2731}
2859 2732
2860/* ------------------------------------------------------------------------- */ 2733/* ------------------------------------------------------------------------- */
2861/* 2734/*
2862 * Request the current selection: 2735 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2863 * Order: > internal selection if available 2736 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2864 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2737 * as fallback
2865 * > CUT_BUFFER0
2866 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2867 * will auto fallback to CUT_BUFFER0
2868 * EXT: button 2 release 2738 * EXT: button 2 release
2869 */ 2739 */
2870void 2740void
2871rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2741rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2872{ 2742{
2873 if (selection.text && selnum == Sel_Primary) 2743 if (!selection_req)
2874 {
2875 /* internal selection */
2876 char *str = rxvt_wcstombs (selection.text, selection.len);
2877 paste (str, strlen (str));
2878 free (str);
2879 return;
2880 } 2744 {
2881 else 2745 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2746 selection_req->run ();
2882 { 2747 }
2883 selection_request_time = tm;
2884 selection_wait = Sel_normal;
2885
2886#if X_HAVE_UTF8_STRING
2887 selection_type = Sel_UTF8String;
2888 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2889 return;
2890#else
2891 selection_type = Sel_CompoundText;
2892 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2893 return;
2894#endif
2895 }
2896
2897 selection_wait = Sel_none; /* don't loop in selection_paste () */
2898 selection_paste (display->root, XA_CUT_BUFFER0, false);
2899}
2900
2901int
2902rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2903{
2904 Atom sel;
2905
2906 selection_type |= selnum;
2907
2908 if (selnum == Sel_Primary)
2909 sel = XA_PRIMARY;
2910 else if (selnum == Sel_Secondary)
2911 sel = XA_SECONDARY;
2912 else
2913 sel = xa[XA_CLIPBOARD];
2914
2915 if (XGetSelectionOwner (dpy, sel) != None)
2916 {
2917 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2918 vt, selection_request_time);
2919 return 1;
2920 }
2921
2922 return 0;
2923} 2748}
2924 2749
2925/* ------------------------------------------------------------------------- */ 2750/* ------------------------------------------------------------------------- */
2926/* 2751/*
2927 * Clear all selected text 2752 * Clear all selected text
2928 * EXT: SelectionClear 2753 * EXT: SelectionClear
2929 */ 2754 */
2930void 2755void
2931rxvt_term::selection_clear () NOTHROW 2756rxvt_term::selection_clear (bool clipboard) NOTHROW
2932{ 2757{
2758 if (!clipboard)
2759 {
2933 want_refresh = 1; 2760 want_refresh = 1;
2934 free (selection.text); 2761 free (selection.text);
2935 selection.text = NULL; 2762 selection.text = NULL;
2936 selection.len = 0; 2763 selection.len = 0;
2937 CLEAR_SELECTION (); 2764 CLEAR_SELECTION ();
2938 2765
2939 if (display->selection_owner == this) 2766 if (display->selection_owner == this)
2940 display->selection_owner = 0; 2767 display->selection_owner = 0;
2768 }
2769 else
2770 {
2771 free (selection.clip_text);
2772 selection.clip_text = NULL;
2773 selection.clip_len = 0;
2774
2775 if (display->clipboard_owner == this)
2776 display->clipboard_owner = 0;
2777 }
2941} 2778}
2942 2779
2943/* ------------------------------------------------------------------------- */ 2780/* ------------------------------------------------------------------------- */
2944/* 2781/*
2945 * Copy a selection into the cut buffer 2782 * Copy a selection into the cut buffer
2946 * EXT: button 1 or 3 release 2783 * EXT: button 1 or 3 release
2947 */ 2784 */
2948void 2785void
2949rxvt_term::selection_make (Time tm) 2786rxvt_term::selection_make (Time tm)
2950{ 2787{
2951 int i; 2788 int size;
2952 wchar_t *new_selection_text; 2789 wchar_t *new_selection_text;
2953 text_t *t; 2790 text_t *t;
2954 2791
2955 switch (selection.op) 2792 switch (selection.op)
2956 { 2793 {
2972 return; /* nothing selected, go away */ 2809 return; /* nothing selected, go away */
2973 2810
2974 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2811 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2975 return; 2812 return;
2976 2813
2977 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2814 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2978 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2815 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2979 2816
2980 int ofs = 0; 2817 int ofs = 0;
2981 int extra = 0; 2818 int extra = 0;
2982 2819
2983 int col = selection.beg.col; 2820 int col = selection.beg.col;
2989 { 2826 {
2990#if !ENABLE_MINIMAL 2827#if !ENABLE_MINIMAL
2991 if (selection.rect) 2828 if (selection.rect)
2992 { 2829 {
2993 col = selection.beg.col; 2830 col = selection.beg.col;
2994 end_col = ncol + 1; 2831 end_col = selection.end.col;
2995 } 2832 }
2996 else 2833 else
2997#endif 2834#endif
2998 end_col = ROW(row).l; 2835 end_col = ROW(row).l;
2999 2836
3000 col = max (col, 0); 2837 col = max (col, 0);
3001 2838
3002 if (row == selection.end.row 2839 if (row == selection.end.row)
3003#if !ENABLE_MINIMAL
3004 || selection.rect
3005#endif
3006 )
3007 min_it (end_col, selection.end.col); 2840 min_it (end_col, selection.end.col);
3008 2841
3009 t = ROW(row).t + col; 2842 t = ROW(row).t + col;
3010 2843
3011 for (; col < end_col; col++) 2844 for (; col < end_col; col++)
3019 2852
3020 extra -= (len - 1); 2853 extra -= (len - 1);
3021 2854
3022 if (extra < 0) 2855 if (extra < 0)
3023 { 2856 {
3024 extra += i; 2857 extra += size;
3025 i += i; 2858 size += size;
3026 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2859 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3027 } 2860 }
3028 2861
3029 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2862 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3030 } 2863 }
3031#endif 2864#endif
3043 2876
3044 new_selection_text[ofs++] = C0_LF; 2877 new_selection_text[ofs++] = C0_LF;
3045 } 2878 }
3046 else 2879 else
3047#endif 2880#endif
3048 if (!ROW(row).is_longer () && row != selection.end.row) 2881 if (!ROW(row).is_longer ()
2882 && (row != selection.end.row || end_col != selection.end.col)
2883 && (row != selection.beg.row || selection.beg.col < ncol))
3049 new_selection_text[ofs++] = C0_LF; 2884 new_selection_text[ofs++] = C0_LF;
3050 } 2885 }
3051
3052 if (end_col != selection.end.col)
3053 new_selection_text[ofs++] = C0_LF;
3054 2886
3055 new_selection_text[ofs] = 0; 2887 new_selection_text[ofs] = 0;
3056 2888
3057 if (ofs == 0) 2889 if (ofs == 0)
3058 { 2890 {
3071 2903
3072 selection_grab (tm); 2904 selection_grab (tm);
3073} 2905}
3074 2906
3075bool 2907bool
3076rxvt_term::selection_grab (Time tm) NOTHROW 2908rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3077{ 2909{
2910 Atom sel;
2911
2912 if (!clipboard)
2913 {
3078 selection_time = tm; 2914 selection_time = tm;
2915 sel = XA_PRIMARY;
2916 }
2917 else
2918 {
2919 clipboard_time = tm;
2920 sel = xa[XA_CLIPBOARD];
2921 }
3079 2922
3080 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2923 XSetSelectionOwner (dpy, sel, vt, tm);
3081 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2924 if (XGetSelectionOwner (dpy, sel) == vt)
3082 { 2925 {
3083 display->set_selection_owner (this); 2926 display->set_selection_owner (this, clipboard);
3084 return true; 2927 return true;
3085 } 2928 }
3086 else 2929 else
3087 { 2930 {
3088 selection_clear (); 2931 selection_clear (clipboard);
3089 return false; 2932 return false;
3090 } 2933 }
3091 2934
3092#if 0 2935#if 0
3093 XTextProperty ct; 2936 XTextProperty ct;
3103/* ------------------------------------------------------------------------- */ 2946/* ------------------------------------------------------------------------- */
3104/* 2947/*
3105 * Mark or select text based upon number of clicks: 1, 2, or 3 2948 * Mark or select text based upon number of clicks: 1, 2, or 3
3106 * EXT: button 1 press 2949 * EXT: button 1 press
3107 */ 2950 */
3108void 2951void ecb_cold
3109rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2952rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3110{ 2953{
3111 clicks = ((clicks - 1) % 3) + 1; 2954 clicks = ((clicks - 1) % 3) + 1;
3112 selection.clicks = clicks; /* save clicks so extend will work */ 2955 selection.clicks = clicks; /* save clicks so extend will work */
3113 2956
3132 2975
3133/* ------------------------------------------------------------------------- */ 2976/* ------------------------------------------------------------------------- */
3134/* 2977/*
3135 * Mark a selection at the specified col/row 2978 * Mark a selection at the specified col/row
3136 */ 2979 */
3137void 2980void ecb_cold
3138rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2981rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3139{ 2982{
3140 want_refresh = 1; 2983 want_refresh = 1;
3141 2984
3142 selection.mark.row = row + view_start; 2985 selection.mark.row = row + view_start;
3169/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3012/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3170#define DELIMIT_TEXT(x) \ 3013#define DELIMIT_TEXT(x) \
3171 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3014 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3172#define DELIMIT_REND(x) 1 3015#define DELIMIT_REND(x) 1
3173 3016
3174void 3017void ecb_cold
3175rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3018rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3176{ 3019{
3177 int col, row, dirnadd, tcol, trow, w1, w2; 3020 int col, row, dirnadd, tcol, trow, w1, w2;
3178 row_col_t bound; 3021 row_col_t bound;
3179 text_t *stp; 3022 text_t *stp;
3253 * EXT: button 3 press; button 1 or 3 drag 3096 * EXT: button 3 press; button 1 or 3 drag
3254 * flag == 0 ==> button 1 3097 * flag == 0 ==> button 1
3255 * flag == 1 ==> button 3 press 3098 * flag == 1 ==> button 3 press
3256 * flag == 2 ==> button 3 motion 3099 * flag == 2 ==> button 3 motion
3257 */ 3100 */
3258void 3101void ecb_cold
3259rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3102rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3260{ 3103{
3261 int col = clamp (Pixel2Col (x), 0, ncol); 3104 int col = clamp (Pixel2Col (x), 0, ncol);
3262 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3105 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3263 3106
3289 3132
3290/* ------------------------------------------------------------------------- */ 3133/* ------------------------------------------------------------------------- */
3291/* 3134/*
3292 * Extend the selection to the specified col/row 3135 * Extend the selection to the specified col/row
3293 */ 3136 */
3294void 3137void ecb_cold
3295rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3138rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3296{ 3139{
3297 row_col_t pos; 3140 row_col_t pos;
3298 enum { 3141 enum {
3299 LEFT, RIGHT 3142 LEFT, RIGHT
3490 ::swap (selection.beg.col, selection.end.col); 3333 ::swap (selection.beg.col, selection.end.col);
3491#endif 3334#endif
3492} 3335}
3493 3336
3494#if !ENABLE_MINIMAL 3337#if !ENABLE_MINIMAL
3495void 3338void ecb_cold
3496rxvt_term::selection_remove_trailing_spaces () NOTHROW 3339rxvt_term::selection_remove_trailing_spaces () NOTHROW
3497{ 3340{
3498 int32_t end_col, end_row; 3341 int32_t end_col, end_row;
3499 text_t *stp; 3342 text_t *stp;
3500 3343
3538/* ------------------------------------------------------------------------- */ 3381/* ------------------------------------------------------------------------- */
3539/* 3382/*
3540 * Double click on button 3 when already selected 3383 * Double click on button 3 when already selected
3541 * EXT: button 3 double click 3384 * EXT: button 3 double click
3542 */ 3385 */
3543void 3386void ecb_cold
3544rxvt_term::selection_rotate (int x, int y) NOTHROW 3387rxvt_term::selection_rotate (int x, int y) NOTHROW
3545{ 3388{
3546 selection.clicks = selection.clicks % 3 + 1; 3389 selection.clicks = selection.clicks % 3 + 1;
3547 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3390 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3548} 3391}
3550/* ------------------------------------------------------------------------- */ 3393/* ------------------------------------------------------------------------- */
3551/* 3394/*
3552 * Respond to a request for our current selection 3395 * Respond to a request for our current selection
3553 * EXT: SelectionRequest 3396 * EXT: SelectionRequest
3554 */ 3397 */
3555void 3398void ecb_cold
3556rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3399rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3557{ 3400{
3401 Atom property = rq.property == None ? rq.target : rq.property;
3558 XSelectionEvent ev; 3402 XSelectionEvent ev;
3559 3403
3560 ev.type = SelectionNotify; 3404 ev.type = SelectionNotify;
3561 ev.property = None; 3405 ev.property = None;
3562 ev.display = rq.display; 3406 ev.display = rq.display;
3577 *target++ = xa[XA_COMPOUND_TEXT]; 3421 *target++ = xa[XA_COMPOUND_TEXT];
3578#if X_HAVE_UTF8_STRING 3422#if X_HAVE_UTF8_STRING
3579 *target++ = xa[XA_UTF8_STRING]; 3423 *target++ = xa[XA_UTF8_STRING];
3580#endif 3424#endif
3581 3425
3582 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3426 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3583 32, PropModeReplace, 3427 32, PropModeReplace,
3584 (unsigned char *)target_list, target - target_list); 3428 (unsigned char *)target_list, target - target_list);
3585 ev.property = rq.property; 3429 ev.property = property;
3586 } 3430 }
3587#if TODO // TODO 3431#if TODO // TODO
3588 else if (rq.target == xa[XA_MULTIPLE]) 3432 else if (rq.target == xa[XA_MULTIPLE])
3589 { 3433 {
3590 /* TODO: Handle MULTIPLE */ 3434 /* TODO: Handle MULTIPLE */
3591 } 3435 }
3592#endif 3436#endif
3593 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3437 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3594 { 3438 {
3595 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3439 XChangeProperty (dpy, rq.requestor, property, rq.target,
3596 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3440 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3597 ev.property = rq.property; 3441 ev.property = property;
3442 }
3443 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3444 {
3445 XChangeProperty (dpy, rq.requestor, property, rq.target,
3446 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3447 ev.property = property;
3598 } 3448 }
3599 else if (rq.target == XA_STRING 3449 else if (rq.target == XA_STRING
3600 || rq.target == xa[XA_TEXT] 3450 || rq.target == xa[XA_TEXT]
3601 || rq.target == xa[XA_COMPOUND_TEXT] 3451 || rq.target == xa[XA_COMPOUND_TEXT]
3602 || rq.target == xa[XA_UTF8_STRING] 3452 || rq.target == xa[XA_UTF8_STRING]
3634 { 3484 {
3635 target = xa[XA_COMPOUND_TEXT]; 3485 target = xa[XA_COMPOUND_TEXT];
3636 style = enc_compound_text; 3486 style = enc_compound_text;
3637 } 3487 }
3638 3488
3639 if (selection.text) 3489 if (rq.selection == XA_PRIMARY && selection.text)
3640 { 3490 {
3641 cl = selection.text; 3491 cl = selection.text;
3642 selectlen = selection.len; 3492 selectlen = selection.len;
3493 }
3494 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3495 {
3496 cl = selection.clip_text;
3497 selectlen = selection.clip_len;
3643 } 3498 }
3644 else 3499 else
3645 { 3500 {
3646 cl = L""; 3501 cl = L"";
3647 selectlen = 0; 3502 selectlen = 0;
3668 ct.value = (unsigned char *)cl; 3523 ct.value = (unsigned char *)cl;
3669 ct.nitems = selectlen; 3524 ct.nitems = selectlen;
3670 ct.encoding = target; 3525 ct.encoding = target;
3671 } 3526 }
3672 3527
3673 XChangeProperty (dpy, rq.requestor, rq.property, 3528 XChangeProperty (dpy, rq.requestor, property,
3674 ct.encoding, 8, PropModeReplace, 3529 ct.encoding, 8, PropModeReplace,
3675 ct.value, (int)ct.nitems); 3530 ct.value, (int)ct.nitems);
3676 ev.property = rq.property; 3531 ev.property = property;
3677 3532
3678 if (freect) 3533 if (freect)
3679 XFree (ct.value); 3534 XFree (ct.value);
3680 } 3535 }
3681 3536
3682 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3537 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3683} 3538}
3684 3539
3685/* ------------------------------------------------------------------------- */ 3540/* ------------------------------------------------------------------------- */
3686#ifdef USE_XIM 3541#if USE_XIM
3687void 3542void ecb_cold
3688rxvt_term::im_set_position (XPoint &pos) NOTHROW 3543rxvt_term::im_set_position (XPoint &pos) NOTHROW
3689{ 3544{
3690 XWindowAttributes xwa; 3545 XWindowAttributes xwa;
3691 3546
3692 XGetWindowAttributes (dpy, vt, &xwa); 3547 XGetWindowAttributes (dpy, vt, &xwa);
3715 h += 2; min_it (h, nrow); 3570 h += 2; min_it (h, nrow);
3716 3571
3717 x -= 1; clamp_it (x, 0, ncol - w); 3572 x -= 1; clamp_it (x, 0, ncol - w);
3718 y -= 1; clamp_it (y, 0, nrow - h); 3573 y -= 1; clamp_it (y, 0, nrow - h);
3719 3574
3720 ov_x = x; ov_y = y; 3575 ov.x = x; ov.y = y;
3721 ov_w = w; ov_h = h; 3576 ov.w = w; ov.h = h;
3722 3577
3723 ov_text = new text_t *[h]; 3578 ov.text = new text_t *[h];
3724 ov_rend = new rend_t *[h]; 3579 ov.rend = new rend_t *[h];
3725 3580
3726 for (y = 0; y < h; y++) 3581 for (y = 0; y < h; y++)
3727 { 3582 {
3728 text_t *tp = ov_text[y] = new text_t[w]; 3583 text_t *tp = ov.text[y] = new text_t[w];
3729 rend_t *rp = ov_rend[y] = new rend_t[w]; 3584 rend_t *rp = ov.rend[y] = new rend_t[w];
3730 3585
3731 text_t t0, t1, t2; 3586 text_t t0, t1, t2;
3732 rend_t r = OVERLAY_RSTYLE; 3587 rend_t r = OVERLAY_RSTYLE;
3733 3588
3734 if (y == 0) 3589 if (y == 0)
3753} 3608}
3754 3609
3755void 3610void
3756rxvt_term::scr_overlay_off () NOTHROW 3611rxvt_term::scr_overlay_off () NOTHROW
3757{ 3612{
3758 if (!ov_text) 3613 if (!ov.text)
3759 return; 3614 return;
3760 3615
3761 want_refresh = 1; 3616 want_refresh = 1;
3762 3617
3763 for (int y = 0; y < ov_h; y++) 3618 for (int y = 0; y < ov.h; y++)
3764 { 3619 {
3765 delete [] ov_text[y]; 3620 delete [] ov.text[y];
3766 delete [] ov_rend[y]; 3621 delete [] ov.rend[y];
3767 } 3622 }
3768 3623
3769 delete [] ov_text; ov_text = 0; 3624 delete [] ov.text; ov.text = 0;
3770 delete [] ov_rend; ov_rend = 0; 3625 delete [] ov.rend; ov.rend = 0;
3771} 3626}
3772 3627
3773void 3628void
3774rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3629rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3775{ 3630{
3776 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3631 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3777 return; 3632 return;
3778 3633
3779 x++, y++; 3634 x++, y++;
3780 3635
3781 ov_text[y][x] = text; 3636 ov.text[y][x] = text;
3782 ov_rend[y][x] = rend; 3637 ov.rend[y][x] = rend;
3783} 3638}
3784 3639
3785void 3640void
3786rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3641rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3787{ 3642{
3806} 3661}
3807 3662
3808void 3663void
3809rxvt_term::scr_swap_overlay () NOTHROW 3664rxvt_term::scr_swap_overlay () NOTHROW
3810{ 3665{
3811 if (!ov_text) 3666 if (!ov.text)
3812 return; 3667 return;
3813 3668
3669 // hide cursor if it is within the overlay area
3670 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3671 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3672 screen.flags &= ~Screen_VisibleCursor;
3673
3814 // swap screen mem with overlay 3674 // swap screen mem with overlay
3815 for (int y = ov_h; y--; ) 3675 for (int y = ov.h; y--; )
3816 { 3676 {
3817 text_t *t1 = ov_text[y]; 3677 text_t *t1 = ov.text[y];
3818 rend_t *r1 = ov_rend[y]; 3678 rend_t *r1 = ov.rend[y];
3819 3679
3820 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3680 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3821 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3681 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3822 3682
3823 for (int x = ov_w; x--; ) 3683 for (int x = ov.w; x--; )
3824 { 3684 {
3825 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3685 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3826 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3686 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3827 } 3687 }
3828 } 3688 }

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