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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.322 by root, Tue Nov 4 23:35:50 2008 UTC vs.
Revision 1.430 by root, Sun Jan 13 20:16:40 2013 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
36{ 35{
37 while (len--) 36 while (len--)
38 *start++ = value; 37 *start++ = value;
39} 38}
40 39
41/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
99 96
100/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
101void 98void
102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
103{ 100{
104 if (!l.t) 101 if (!l.valid ())
105 { 102 {
106 lalloc (l); 103 l.alloc ();
107 col = 0; 104 col = 0;
108 width = ncol; 105 width = ncol;
109 } 106 }
110 107
111 l.touch (); 108 l.touch ();
142 while (col > 0 && l.t[col] == NOCHAR) 139 while (col > 0 && l.t[col] == NOCHAR)
143 col--; 140 col--;
144 141
145 rend_t rend = l.r[col] & ~RS_baseattrMask; 142 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
147 146
148 // found start, nuke 147 // found start, nuke
149 do { 148 do {
150 l.t[col] = ' '; 149 l.t[col] = ' ';
151 l.r[col] = rend; 150 l.r[col] = rend;
156/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
157 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
158 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
159 158
160void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
161rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
162{ 195{
163 scr_soft_reset (); 196#if ENABLE_OVERLAY
197 scr_overlay_off ();
198#endif
164 199
165 view_start = 0; 200 view_start = 0;
166 num_scr = 0; 201 num_scr = 0;
167 202
168 if (ncol == 0) 203 if (ncol == 0)
189 total_rows = nrow + saveLines; 224 total_rows = nrow + saveLines;
190 225
191 screen.tscroll = 0; 226 screen.tscroll = 0;
192 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
193 228
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
194 if (!row_buf) 239 if (!prev_row_buf)
195 { 240 {
196 /* 241 /*
197 * 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
198 */ 243 */
199 top_row = 0; 244 top_row = 0;
200 term_start = 0; 245 term_start = 0;
201
202 talloc = new rxvt_salloc (ncol * sizeof (text_t));
203 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
204
205 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
206 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208
209 for (int row = nrow; row--; )
210 {
211 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 }
215 246
216 memset (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
217 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
218 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
219 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
233 selection.text = NULL; 264 selection.text = NULL;
234 selection.len = 0; 265 selection.len = 0;
235 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
236 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
237 selection.clicks = 0; 268 selection.clicks = 0;
269 selection.clip_text = NULL;
270 selection.clip_len = 0;
238 } 271 }
239 else 272 else
240 { 273 {
241 /* 274 /*
242 * add or delete rows as appropriate 275 * add or delete rows as appropriate
243 */ 276 */
244 277
245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247
248#if 0
249 if (nrow < prev_nrow)
250 {
251 for (int row = nrow; row < prev_nrow; row++)
252 {
253 lfree (swap_buf [row]);
254 lfree (drawn_buf[row]);
255 }
256 }
257#endif
258
259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; ) 278 for (int row = min (nrow, prev_nrow); row--; )
263 { 279 {
264 lresize (drawn_buf[row]); 280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
265 lresize (swap_buf [row]); 281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
266 }
267 282
268 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;
269 { 290 }
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf;
275 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
276 291
277 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
278 int pend = MOD (term_start + top_row , prev_total_rows); 293 int pend = MOD (term_start + top_row , prev_total_rows);
279 int q = total_rows; // rewrapped row 294 int q = total_rows; // rewrapped row
280 295
281 if (top_row) 296 if (top_row)
282 { 297 {
283 // 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
284 // 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
285 301
286 row_col_t ocur = screen.cur; 302 row_col_t ocur = screen.cur;
287 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 303 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
288 304
289 do 305 do
290 { 306 {
291 p = MOD (p - 1, prev_total_rows); 307 p = MOD (p - 1, prev_total_rows);
292#ifdef DEBUG_STRICT
293 assert (old_buf [MOD (p, prev_total_rows)].t); 308 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
294#endif
295 int plines = 1; 309 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l; 310 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
297 311
298 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 ())
299 { 313 {
300 p = MOD (p - 1, prev_total_rows); 314 p = MOD (p - 1, prev_total_rows);
301 315
302 plines++; 316 plines++;
303 llen += prev_ncol; 317 llen += prev_ncol;
316 330
317 // re-assemble the full line by destination lines 331 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++) 332 for (int qrow = q; qlines--; qrow++)
319 { 333 {
320 qline = row_buf + qrow; 334 qline = row_buf + qrow;
321 lalloc (*qline); 335 qline->alloc (); // redundant with next line
322 qline->l = ncol; 336 qline->l = ncol;
323 qline->is_longer (1); 337 qline->is_longer (1);
324 338
325 int qcol = 0; 339 int qcol = 0;
326 340
341 // this seems to upset applications/shells/readline 355 // this seems to upset applications/shells/readline
342 // least. 356 // least.
343 if (prow == ocur.row) 357 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow); 358 screen.cur.row = q - (total_rows - nrow);
345 359
346 line_t &pline = old_buf [prow]; 360 line_t &pline = prev_row_buf [prow];
347 361
348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 362 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
349 363
350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 364 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 365 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
372 { 386 {
373 // if no scrollback exists (yet), wing, instead of wrap 387 // if no scrollback exists (yet), wing, instead of wrap
374 388
375 for (int row = min (nrow, prev_nrow); row--; ) 389 for (int row = min (nrow, prev_nrow); row--; )
376 { 390 {
377 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)];
378 line_t &qline = row_buf [row]; 392 line_t &dst = row_buf [row];
379 393
380 qline = pline; 394 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
381 lresize (qline); 395
396 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
397 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
398 dst.l = common_col;
382 } 399 }
383 400
384 for (int row = prev_nrow; row < nrow; row++) 401 for (int row = prev_nrow; row < nrow; row++)
385 {
386 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 402 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
387 }
388 403
389 term_start = 0; 404 term_start = 0;
390 } 405 }
391
392 free (old_buf);
393 delete old_ta;
394 delete old_ra;
395 406
396 clamp_it (screen.cur.row, 0, nrow - 1); 407 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1); 408 clamp_it (screen.cur.col, 0, ncol - 1);
398 } 409 }
399 410
411 for (int row = nrow; row--; )
412 {
413 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
414 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
415 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
416 }
417
418 chunk_free (prev_chunk, prev_chunk_size);
419
420 free (tabs);
421 tabs = (char *)rxvt_malloc (ncol);
422
423 for (int col = ncol; col--; )
424 tabs [col] = col % TABSIZE == 0;
425
400 CLEAR_ALL_SELECTION (); 426 CLEAR_ALL_SELECTION ();
401 427
402 prev_nrow = nrow; 428 prev_nrow = nrow;
403 prev_ncol = ncol; 429 prev_ncol = ncol;
404 430
405 tt_winch (); 431 tt_winch ();
406 432
407 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 433 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
408} 434}
409 435
410/* ------------------------------------------------------------------------- */ 436void ecb_cold
411/*
412 * Free everything. That way malloc debugging can find leakage.
413 */
414void
415rxvt_term::scr_release () NOTHROW 437rxvt_term::scr_release () NOTHROW
416{ 438{
417 if (row_buf) 439 chunk_free (chunk, chunk_size);
418 { 440 chunk = 0;
419 delete talloc; talloc = 0; 441 row_buf = 0;
420 delete ralloc; ralloc = 0;
421 442
422 free (row_buf);
423 free (swap_buf);
424 free (drawn_buf);
425 row_buf = 0; // signal that we freed all the arrays above
426
427 free (tabs); 443 free (tabs);
428 tabs = 0; 444 tabs = 0;
429 }
430} 445}
431 446
432/* ------------------------------------------------------------------------- */ 447/* ------------------------------------------------------------------------- */
433/* 448/*
434 * Hard/Soft reset 449 * Hard/Soft reset
435 */ 450 */
436void 451void ecb_cold
437rxvt_term::scr_poweron () 452rxvt_term::scr_poweron ()
438{ 453{
439 scr_release (); 454 scr_release ();
455
440 prev_nrow = prev_ncol = 0; 456 prev_nrow = prev_ncol = 0;
457 rvideo_mode = false;
458 scr_soft_reset ();
441 scr_reset (); 459 scr_reset ();
442 460
443 scr_clear (true); 461 scr_clear (true);
444 scr_refresh (); 462 scr_refresh ();
445} 463}
446 464
447void 465void ecb_cold
448rxvt_term::scr_soft_reset () 466rxvt_term::scr_soft_reset () NOTHROW
449{ 467{
450 /* only affects modes, nothing drastic such as clearing the screen */ 468 /* only affects modes, nothing drastic such as clearing the screen */
451#if ENABLE_OVERLAY 469#if ENABLE_OVERLAY
452 scr_overlay_off (); 470 scr_overlay_off ();
453#endif 471#endif
454 472
455 rvideo_mode = false;
456
457 if (current_screen != PRIMARY) 473 if (current_screen != PRIMARY)
458 scr_swap_screen (); 474 scr_swap_screen ();
459
460 free (tabs);
461 tabs = (char *)rxvt_malloc (ncol);
462
463 for (int col = ncol; --col; )
464 tabs [col] = col % TABSIZE == 0;
465 475
466 scr_scroll_region (0, MAX_ROWS - 1); 476 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None); 477 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0); 478 scr_insert_mode (0);
469} 479}
511 } 521 }
512 522
513 /* boundary check in case screen size changed between SAVE and RESTORE */ 523 /* boundary check in case screen size changed between SAVE and RESTORE */
514 min_it (s->cur.row, nrow - 1); 524 min_it (s->cur.row, nrow - 1);
515 min_it (s->cur.col, ncol - 1); 525 min_it (s->cur.col, ncol - 1);
516#ifdef DEBUG_STRICT
517 assert (s->cur.row >= 0); 526 assert (s->cur.row >= 0);
518 assert (s->cur.col >= 0); 527 assert (s->cur.col >= 0);
519#endif
520} 528}
521 529
522void 530void
523rxvt_term::scr_swap_screen () 531rxvt_term::scr_swap_screen () NOTHROW
524{ 532{
525 if (!option (Opt_secondaryScreen)) 533 if (!option (Opt_secondaryScreen))
526 return; 534 return;
527 535
528 for (int i = prev_nrow; i--; ) 536 for (int i = prev_nrow; i--; )
547 return; 555 return;
548 556
549 want_refresh = 1; 557 want_refresh = 1;
550 view_start = 0; 558 view_start = 0;
551 559
552 selection_check (2); /* check for boundary cross */ 560 /* check for boundary cross */
561 row_col_t pos;
562 pos.row = pos.col = 0;
563 if (ROWCOL_IS_BEFORE (selection.beg, pos)
564 && ROWCOL_IS_AFTER (selection.end, pos))
565 CLEAR_SELECTION ();
553 566
554 int i = current_screen; current_screen = scrn; scrn = i; 567 current_screen = scrn;
555 568
556#if NSCREENS 569#if NSCREENS
557 if (option (Opt_secondaryScreen)) 570 if (option (Opt_secondaryScreen))
558 { 571 {
559 num_scr = 0; 572 num_scr = 0;
623/* 636/*
624 * Scroll text between <row1> and <row2> inclusive, by <count> lines 637 * Scroll text between <row1> and <row2> inclusive, by <count> lines
625 * count positive ==> scroll up 638 * count positive ==> scroll up
626 * count negative ==> scroll down 639 * count negative ==> scroll down
627 */ 640 */
628int 641int ecb_hot
629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 642rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
630{ 643{
631 if (count == 0 || (row1 > row2)) 644 if (count == 0 || (row1 > row2))
632 return 0; 645 return 0;
633 646
636 649
637 if (count > 0 650 if (count > 0
638 && row1 == 0 651 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 652 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 { 653 {
654 min_it (count, total_rows - (nrow - (row2 + 1)));
655
641 top_row = max (top_row - count, -saveLines); 656 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645 657
646 // sever bottommost line 658 // sever bottommost line
647 { 659 {
648 line_t &l = ROW(row2 - count); 660 line_t &l = ROW(row2);
649 l.is_longer (0); 661 l.is_longer (0);
650 l.touch (); 662 l.touch ();
651 } 663 }
652 664
665 // scroll everything up 'count' lines
666 term_start = (term_start + count) % total_rows;
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
653 // erase newly scrolled-in lines 680 // erase newly scrolled-in lines
654 for (int i = count; i--; ) 681 for (int i = count; i--; )
655 { 682 {
656 line_t &l = ROW(nrow - 1 - i); 683 line_t &l = ROW(row2 - i);
657 684
658 // optimize if already cleared, can be significant on slow machines 685 // optimise if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem 686 // could be rolled into scr_blank_screen_mem
660 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 687 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 { 688 {
662 scr_blank_line (l, 0, l.l, rstyle); 689 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0; 690 l.l = 0;
665 } 692 }
666 else 693 else
667 scr_blank_screen_mem (l, rstyle); 694 scr_blank_screen_mem (l, rstyle);
668 } 695 }
669 696
670 // now copy lines below the scroll region bottom to the
671 // bottom of the screen again, so they look as if they
672 // hadn't moved.
673 for (int i = nrow; --i > row2; )
674 {
675 line_t &l1 = ROW(i - count);
676 line_t &l2 = ROW(i);
677
678 ::swap (l1, l2);
679 l2.touch ();
680 }
681
682 // move and/or clear selection, if any 697 // move and/or clear selection, if any
683 if (selection.op && current_screen == selection.screen) 698 if (selection.op && current_screen == selection.screen
699 && selection.beg.row <= row2)
684 { 700 {
685 selection.beg.row -= count; 701 selection.beg.row -= count;
686 selection.end.row -= count; 702 selection.end.row -= count;
687 selection.mark.row -= count; 703 selection.mark.row -= count;
688 704
689 if (selection.beg.row < top_row 705 selection_check (0);
690 || selection.end.row < top_row
691 || selection.mark.row < top_row)
692 {
693 CLEAR_ALL_SELECTION ();
694 selection.op = SELECTION_CLEAR;
695 }
696 } 706 }
697 707
698 // finally move the view window, if desired 708 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer) 709 if (option (Opt_scrollWithBuffer)
700 && view_start != 0 710 && view_start != 0
730 } 740 }
731 741
732 // use a simple and robust scrolling algorithm, this 742 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical. 743 // part of scr_scroll_text is not time-critical.
734 744
745 // sever line above scroll region
746 if (row1)
747 {
748 line_t &l = ROW(row1 - 1);
749 l.is_longer (0);
750 l.touch ();
751 }
752
735 int rows = row2 - row1 + 1; 753 int rows = row2 - row1 + 1;
736 754
737 min_it (count, rows); 755 min_it (count, rows);
738 756
739 line_t *temp_buf = row_buf + total_rows; 757 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
740 758
741 for (int row = 0; row < rows; row++) 759 for (int row = 0; row < rows; row++)
742 { 760 {
743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 761 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
744 762
746 scr_blank_screen_mem (temp_buf [row], rstyle); 764 scr_blank_screen_mem (temp_buf [row], rstyle);
747 } 765 }
748 766
749 for (int row = 0; row < rows; row++) 767 for (int row = 0; row < rows; row++)
750 ROW(row1 + row) = temp_buf [row]; 768 ROW(row1 + row) = temp_buf [row];
769
770 // sever bottommost line
771 {
772 line_t &l = ROW(row2);
773 l.is_longer (0);
774 l.touch ();
775 }
751 } 776 }
752 777
753 return count; 778 return count;
754} 779}
755 780
756/* ------------------------------------------------------------------------- */ 781/* ------------------------------------------------------------------------- */
757/* 782/*
758 * Add text given in <str> of length <len> to screen struct 783 * Add text given in <str> of length <len> to screen struct
759 */ 784 */
760void 785void ecb_hot
761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 786rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
762{ 787{
763 if (len <= 0) /* sanity */ 788 if (len <= 0) /* sanity */
764 return; 789 return;
765 790
766 unsigned char checksel; 791 bool checksel;
767 unicode_t c; 792 unicode_t c;
768 int ncol = this->ncol; 793 int ncol = this->ncol;
769 const wchar_t *strend = str + len; 794 const wchar_t *strend = str + len;
770 795
771 want_refresh = 1; 796 want_refresh = 1;
784 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 809 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
785 screen.cur.row -= minlines; 810 screen.cur.row -= minlines;
786 } 811 }
787 } 812 }
788 813
789#ifdef DEBUG_STRICT
790 assert (screen.cur.col < ncol); 814 assert (screen.cur.col < ncol);
791 assert (screen.cur.row < nrow 815 assert (screen.cur.row < nrow
792 && screen.cur.row >= top_row); 816 && screen.cur.row >= top_row);
793#endif
794 int row = screen.cur.row; 817 int row = screen.cur.row;
795 818
796 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 819 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
797 820
798 line_t *line = &ROW(row); 821 line_t *line = &ROW(row);
799 822
800 while (str < strend) 823 while (str < strend)
801 { 824 {
802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 825 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
803 826
804 if (expect_false (c < 0x20)) 827 if (ecb_unlikely (c < 0x20))
805 if (c == C0_LF) 828 if (c == C0_LF)
806 { 829 {
807 max_it (line->l, screen.cur.col); 830 max_it (line->l, screen.cur.col);
808 831
809 screen.flags &= ~Screen_WrapNext; 832 screen.flags &= ~Screen_WrapNext;
828 { 851 {
829 scr_tab (1, true); 852 scr_tab (1, true);
830 continue; 853 continue;
831 } 854 }
832 855
833 if (expect_false ( 856 if (ecb_unlikely (
834 checksel /* see if we're writing within selection */ 857 checksel /* see if we're writing within selection */
835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 858 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
836 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 859 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 )) 860 ))
838 { 861 {
843 * should be a similar check. 866 * should be a similar check.
844 */ 867 */
845 CLEAR_SELECTION (); 868 CLEAR_SELECTION ();
846 } 869 }
847 870
848 if (expect_false (screen.flags & Screen_WrapNext)) 871 if (ecb_unlikely (screen.flags & Screen_WrapNext))
849 { 872 {
850 scr_do_wrap (); 873 scr_do_wrap ();
851 874
852 line->l = ncol; 875 line->l = ncol;
853 line->is_longer (1); 876 line->is_longer (1);
855 row = screen.cur.row; 878 row = screen.cur.row;
856 line = &ROW(row); /* _must_ refresh */ 879 line = &ROW(row); /* _must_ refresh */
857 } 880 }
858 881
859 // some utf-8 decoders "decode" surrogate characters: let's fix this. 882 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 883 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd; 884 c = 0xfffd;
862 885
863 // rely on wcwidth to tell us the character width, do wcwidth before 886 // rely on wcwidth to tell us the character width, do wcwidth before
864 // further replacements, as wcwidth might return -1 for the line 887 // further replacements, as wcwidth might return -1 for the line
865 // drawing characters below as they might be invalid in the current 888 // drawing characters below as they might be invalid in the current
866 // locale. 889 // locale.
867 int width = WCWIDTH (c); 890 int width = WCWIDTH (c);
868 891
869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 892 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
870 { 893 {
871 // vt100 special graphics and line drawing 894 // vt100 special graphics and line drawing
872 // 5f-7e standard vt100 895 // 5f-7e standard vt100
873 // 40-5e rxvt extension for extra curses acs chars 896 // 40-5e rxvt extension for extra curses acs chars
874 static uint16_t vt100_0[62] = { // 41 .. 7e 897 static uint16_t vt100_0[62] = { // 41 .. 7e
887 c = vt100_0[c - 0x41]; 910 c = vt100_0[c - 0x41];
888 width = 1; // vt100 line drawing characters are always single-width 911 width = 1; // vt100 line drawing characters are always single-width
889 } 912 }
890 } 913 }
891 914
892 if (expect_false (screen.flags & Screen_Insert)) 915 if (ecb_unlikely (screen.flags & Screen_Insert))
893 scr_insdel_chars (width, INSERT); 916 scr_insdel_chars (width, INSERT);
894 917
895 if (width != 0) 918 if (width != 0)
896 { 919 {
897#if !UNICODE_3 920#if !UNICODE_3
902# else 925# else
903 c = 0xfffd; 926 c = 0xfffd;
904# endif 927# endif
905#endif 928#endif
906 929
930 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
931
932 // if the character doesn't fit into the remaining columns...
933 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
934 {
935 if (screen.flags & Screen_Autowrap)
936 {
937 // ... artificially enlargen the previous one
938 c = NOCHAR;
939 // and try the same character next loop iteration
940 --str;
941 }
942 else
943 screen.cur.col = ncol - width;
944 }
945
907 // nuke the character at this position, if required 946 // nuke the character at this position, if required
908 if (expect_false ( 947 // due to wonderful coincidences everywhere else in this loop
948 // we never have to check for overwriting a wide char itself,
949 // only its tail.
909 line->t[screen.cur.col] == NOCHAR 950 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
910 || (screen.cur.col < ncol - 1
911 && line->t[screen.cur.col + 1] == NOCHAR)
912 ))
913 scr_kill_char (*line, screen.cur.col); 951 scr_kill_char (*line, screen.cur.col);
914
915 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
916
917 // if the character doesn't fit into the remaining columns...
918 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
919 {
920 // ... artificially enlargen the previous one
921 c = NOCHAR;
922 // and try the same character next loop iteration
923 --str;
924 }
925 952
926 line->touch (); 953 line->touch ();
927 954
928 do 955 do
929 { 956 {
930 line->t[screen.cur.col] = c; 957 line->t[screen.cur.col] = c;
931 line->r[screen.cur.col] = rend; 958 line->r[screen.cur.col] = rend;
932 959
933 if (expect_true (screen.cur.col < ncol - 1)) 960 if (ecb_likely (screen.cur.col < ncol - 1))
934 screen.cur.col++; 961 screen.cur.col++;
935 else 962 else
936 { 963 {
937 line->l = ncol; 964 line->l = ncol;
938 if (screen.flags & Screen_Autowrap) 965 if (screen.flags & Screen_Autowrap)
939 screen.flags |= Screen_WrapNext; 966 screen.flags |= Screen_WrapNext;
940 break; 967
968 goto end_of_line;
941 } 969 }
942 970
943 c = NOCHAR; 971 c = NOCHAR;
944 } 972 }
945 while (expect_false (--width > 0)); 973 while (ecb_unlikely (--width > 0));
946 974
947 // pad with spaces when overwriting wide character with smaller one 975 // pad with spaces when overwriting wide character with smaller one
948 if (expect_false (!width)) 976 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
949 { 977 {
950 line->touch ();
951
952 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
953 {
954 line->t[c] = ' '; 978 line->t[c] = ' ';
955 line->r[c] = rend; 979 line->r[c] = rend;
956 }
957 } 980 }
981
982end_of_line:
983 ;
958 } 984 }
959#if ENABLE_COMBINING 985#if ENABLE_COMBINING
960 else // width == 0 986 else // width == 0
961 { 987 {
962 if (c != 0xfeff) // ignore BOM 988 if (c != 0xfeff) // ignore BOM
1002#endif 1028#endif
1003 } 1029 }
1004 1030
1005 max_it (line->l, screen.cur.col); 1031 max_it (line->l, screen.cur.col);
1006 1032
1007#ifdef DEBUG_STRICT
1008 assert (screen.cur.row >= 0); 1033 assert (screen.cur.row >= 0);
1009#endif
1010} 1034}
1011 1035
1012/* ------------------------------------------------------------------------- */ 1036/* ------------------------------------------------------------------------- */
1013/* 1037/*
1014 * Process Backspace. Move back the cursor back a position, wrap if have to 1038 * Process Backspace. Move back the cursor back a position, wrap if have to
1027 1051
1028 want_refresh = 1; 1052 want_refresh = 1;
1029#endif 1053#endif
1030 } 1054 }
1031 } 1055 }
1056 else if (screen.flags & Screen_WrapNext)
1057 screen.flags &= ~Screen_WrapNext;
1032 else 1058 else
1033 scr_gotorc (0, -1, RELATIVE); 1059 scr_gotorc (0, -1, RELATIVE);
1034} 1060}
1035 1061
1036/* ------------------------------------------------------------------------- */ 1062/* ------------------------------------------------------------------------- */
1114 * XTERM_SEQ: ESC 6 1140 * XTERM_SEQ: ESC 6
1115 * Move cursor left in row. If we're at the left boundary, shift everything 1141 * Move cursor left in row. If we're at the left boundary, shift everything
1116 * in that row right. Clear left column. 1142 * in that row right. Clear left column.
1117 */ 1143 */
1118#if !ENABLE_MINIMAL 1144#if !ENABLE_MINIMAL
1119void 1145void ecb_cold
1120rxvt_term::scr_backindex () NOTHROW 1146rxvt_term::scr_backindex () NOTHROW
1121{ 1147{
1122 if (screen.cur.col > 0) 1148 if (screen.cur.col > 0)
1123 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1149 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1124 else 1150 else
1131 * XTERM_SEQ: ESC 9 1157 * XTERM_SEQ: ESC 9
1132 * Move cursor right in row. If we're at the right boundary, shift everything 1158 * Move cursor right in row. If we're at the right boundary, shift everything
1133 * in that row left. Clear right column. 1159 * in that row left. Clear right column.
1134 */ 1160 */
1135#if !ENABLE_MINIMAL 1161#if !ENABLE_MINIMAL
1136void 1162void ecb_cold
1137rxvt_term::scr_forwardindex () NOTHROW 1163rxvt_term::scr_forwardindex () NOTHROW
1138{ 1164{
1139 if (screen.cur.col < ncol - 1) 1165 if (screen.cur.col < ncol - 1)
1140 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1166 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1141 else 1167 else
1292 scr_blank_line (line, col, num, rstyle); 1318 scr_blank_line (line, col, num, rstyle);
1293} 1319}
1294 1320
1295/* ------------------------------------------------------------------------- */ 1321/* ------------------------------------------------------------------------- */
1296/* 1322/*
1297 * Erase part of whole of the screen 1323 * Erase part or whole of the screen
1298 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1324 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1299 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1325 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1300 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1326 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1301 */ 1327 */
1302void 1328void
1311 ZERO_SCROLLBACK (); 1337 ZERO_SCROLLBACK ();
1312 1338
1313 switch (mode) 1339 switch (mode)
1314 { 1340 {
1315 case 0: /* erase to end of screen */ 1341 case 0: /* erase to end of screen */
1316 selection_check (1);
1317 scr_erase_line (0); 1342 scr_erase_line (0);
1318 row = screen.cur.row + 1; /* possible OOB */ 1343 row = screen.cur.row + 1; /* possible OOB */
1319 num = nrow - row; 1344 num = nrow - row;
1320 break; 1345 break;
1321 case 1: /* erase to beginning of screen */ 1346 case 1: /* erase to beginning of screen */
1322 selection_check (3);
1323 scr_erase_line (1); 1347 scr_erase_line (1);
1324 row = 0; 1348 row = 0;
1325 num = screen.cur.row; 1349 num = screen.cur.row;
1326 break; 1350 break;
1327 case 2: /* erase whole screen */ 1351 case 2: /* erase whole screen */
1328 selection_check (3);
1329 row = 0; 1352 row = 0;
1330 num = nrow; 1353 num = nrow;
1331 break; 1354 break;
1332 default: 1355 default:
1333 return; 1356 return;
1342 if (row >= nrow) /* Out Of Bounds */ 1365 if (row >= nrow) /* Out Of Bounds */
1343 return; 1366 return;
1344 1367
1345 min_it (num, nrow - row); 1368 min_it (num, nrow - row);
1346 1369
1347 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1348 if (rstyle & (RS_RVid | RS_Uline)) 1370 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1349 ren = (rend_t) ~RS_None; 1371 ren = (rend_t) ~RS_None;
1350 else if (GET_BASEBG (rstyle) == Color_bg) 1372 else if (GET_BASEBG (rstyle) == Color_bg)
1351 { 1373 {
1352 ren = DEFAULT_RSTYLE; 1374 ren = DEFAULT_RSTYLE;
1353 1375
1354 if (mapped) 1376 if (mapped)
1355 XClearArea (dpy, vt, 0, 1377 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row - view_start), (unsigned int)width, 1378 Row2Pixel (row - view_start), (unsigned int)vt_width,
1357 (unsigned int)Height2Pixel (num), False); 1379 (unsigned int)Height2Pixel (num), False);
1358 } 1380 }
1359 else 1381 else
1360 { 1382 {
1361 ren = rstyle & (RS_fgMask | RS_bgMask); 1383 ren = rstyle & (RS_fgMask | RS_bgMask);
1362 1384
1385 if (mapped)
1386 {
1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1387 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1364 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1365 XFillRectangle (dpy, vt, gc, 1389 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row - view_start), 1390 0, Row2Pixel (row - view_start),
1367 (unsigned int)width, 1391 (unsigned int)vt_width,
1368 (unsigned int)Height2Pixel (num)); 1392 (unsigned int)Height2Pixel (num));
1369 gcvalue.foreground = pix_colors[Color_fg]; 1393 gcvalue.foreground = pix_colors[Color_fg];
1370 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1394 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1395 }
1371 } 1396 }
1372 1397
1373 for (; num--; row++) 1398 for (; num--; row++)
1374 { 1399 {
1375 scr_blank_screen_mem (ROW(row), rstyle); 1400 scr_blank_screen_mem (ROW(row), rstyle);
1401
1402 if (row - view_start < nrow)
1376 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1403 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1377 } 1404 }
1378} 1405}
1379 1406
1380#if !ENABLE_MINIMAL 1407#if !ENABLE_MINIMAL
1381void 1408void
1391/* ------------------------------------------------------------------------- */ 1418/* ------------------------------------------------------------------------- */
1392/* 1419/*
1393 * Fill the screen with `E's 1420 * Fill the screen with `E's
1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1421 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1395 */ 1422 */
1396void 1423void ecb_cold
1397rxvt_term::scr_E () NOTHROW 1424rxvt_term::scr_E () NOTHROW
1398{ 1425{
1399 rend_t fs; 1426 rend_t fs;
1400 1427
1401 want_refresh = 1; 1428 want_refresh = 1;
1402 ZERO_SCROLLBACK (); 1429 ZERO_SCROLLBACK ();
1403 1430
1404 num_scr_allow = 0; 1431 num_scr_allow = 0;
1405 selection_check (3); 1432
1433 row_col_t pos;
1434 pos.row = pos.col = 0;
1435 if (ROWCOL_IS_AFTER (selection.end, pos))
1436 CLEAR_SELECTION ();
1406 1437
1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1438 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1408 for (int row = nrow; row--; ) 1439 for (int row = nrow; row--; )
1409 { 1440 {
1410 line_t &line = ROW(row); 1441 line_t &line = ROW(row);
1534 { 1565 {
1535 line->t[col] = line->t[col + count]; 1566 line->t[col] = line->t[col + count];
1536 line->r[col] = line->r[col + count]; 1567 line->r[col] = line->r[col + count];
1537 } 1568 }
1538 1569
1539 scr_blank_line (*line, ncol - count, count, 1570 scr_blank_line (*line, ncol - count, count, rstyle);
1540 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1541 1571
1542 if (selection.op && current_screen == selection.screen 1572 if (selection.op && current_screen == selection.screen
1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1573 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 { 1574 {
1545 if (selection.end.row != screen.cur.row 1575 if (selection.end.row != screen.cur.row
1562/* ------------------------------------------------------------------------- */ 1592/* ------------------------------------------------------------------------- */
1563/* 1593/*
1564 * Set the scrolling region 1594 * Set the scrolling region
1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1595 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1566 */ 1596 */
1567void 1597void ecb_cold
1568rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1598rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1569{ 1599{
1570 max_it (top, 0); 1600 max_it (top, 0);
1571 min_it (bot, nrow - 1); 1601 min_it (bot, nrow - 1);
1572 1602
1582/* 1612/*
1583 * Make the cursor visible/invisible 1613 * Make the cursor visible/invisible
1584 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1614 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1585 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1615 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1586 */ 1616 */
1587void 1617void ecb_cold
1588rxvt_term::scr_cursor_visible (int mode) NOTHROW 1618rxvt_term::scr_cursor_visible (int mode) NOTHROW
1589{ 1619{
1590 want_refresh = 1; 1620 want_refresh = 1;
1591 1621
1592 if (mode) 1622 if (mode)
1599/* 1629/*
1600 * Set/unset automatic wrapping 1630 * Set/unset automatic wrapping
1601 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1631 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1602 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1632 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1603 */ 1633 */
1604void 1634void ecb_cold
1605rxvt_term::scr_autowrap (int mode) NOTHROW 1635rxvt_term::scr_autowrap (int mode) NOTHROW
1606{ 1636{
1607 if (mode) 1637 if (mode)
1608 screen.flags |= Screen_Autowrap; 1638 screen.flags |= Screen_Autowrap;
1609 else 1639 else
1618 * Relative mode: line numbers are relative to top margin of scrolling region 1648 * Relative mode: line numbers are relative to top margin of scrolling region
1619 * and the cursor cannot be moved outside. 1649 * and the cursor cannot be moved outside.
1620 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1650 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1621 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1651 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1622 */ 1652 */
1623void 1653void ecb_cold
1624rxvt_term::scr_relative_origin (int mode) NOTHROW 1654rxvt_term::scr_relative_origin (int mode) NOTHROW
1625{ 1655{
1626 if (mode) 1656 if (mode)
1627 screen.flags |= Screen_Relative; 1657 screen.flags |= Screen_Relative;
1628 else 1658 else
1635/* 1665/*
1636 * Set insert/replace mode 1666 * Set insert/replace mode
1637 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1667 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1638 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1668 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1639 */ 1669 */
1640void 1670void ecb_cold
1641rxvt_term::scr_insert_mode (int mode) NOTHROW 1671rxvt_term::scr_insert_mode (int mode) NOTHROW
1642{ 1672{
1643 if (mode) 1673 if (mode)
1644 screen.flags |= Screen_Insert; 1674 screen.flags |= Screen_Insert;
1645 else 1675 else
1651 * Set/Unset tabs 1681 * Set/Unset tabs
1652 * XTERM_SEQ: Set tab at current column : ESC H 1682 * XTERM_SEQ: Set tab at current column : ESC H
1653 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1683 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1654 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1684 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1655 */ 1685 */
1656void 1686void ecb_cold
1657rxvt_term::scr_set_tab (int mode) NOTHROW 1687rxvt_term::scr_set_tab (int mode) NOTHROW
1658{ 1688{
1659 if (mode < 0) 1689 if (mode < 0)
1660 memset (tabs, 0, ncol); 1690 memset (tabs, 0, ncol);
1661 else if (screen.cur.col < ncol) 1691 else if (screen.cur.col < ncol)
1680 if (rvideo_state != on) 1710 if (rvideo_state != on)
1681 { 1711 {
1682 rvideo_state = on; 1712 rvideo_state = on;
1683 1713
1684 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1714 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1685#ifdef HAVE_BG_PIXMAP 1715#ifdef HAVE_IMG
1686 if (bgPixmap.pixmap == None) 1716 if (bg_img == 0)
1687#endif 1717#endif
1688 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1718 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1689 1719
1690 XGCValues gcvalue; 1720 XGCValues gcvalue;
1691 gcvalue.foreground = pix_colors[Color_fg]; 1721 gcvalue.foreground = pix_colors[Color_fg];
1700/* ------------------------------------------------------------------------- */ 1730/* ------------------------------------------------------------------------- */
1701/* 1731/*
1702 * Report current cursor position 1732 * Report current cursor position
1703 * XTERM_SEQ: Report position: ESC [ 6 n 1733 * XTERM_SEQ: Report position: ESC [ 6 n
1704 */ 1734 */
1705void 1735void ecb_cold
1706rxvt_term::scr_report_position () NOTHROW 1736rxvt_term::scr_report_position () NOTHROW
1707{ 1737{
1708 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1738 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1709} 1739}
1710 1740
1713 * ------------------------------------------------------------------------- */ 1743 * ------------------------------------------------------------------------- */
1714 1744
1715/* 1745/*
1716 * Set font style 1746 * Set font style
1717 */ 1747 */
1718void 1748void ecb_cold
1719rxvt_term::set_font_style () NOTHROW 1749rxvt_term::set_font_style () NOTHROW
1720{ 1750{
1721#if 0 1751#if 0
1722 switch (charsets [screen.charset]) 1752 switch (charsets [screen.charset])
1723 { 1753 {
1745 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1775 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1746 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1776 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1747 * XTERM_SEQ: Invoke G2 character set: ESC N 1777 * XTERM_SEQ: Invoke G2 character set: ESC N
1748 * XTERM_SEQ: Invoke G3 character set: ESC O 1778 * XTERM_SEQ: Invoke G3 character set: ESC O
1749 */ 1779 */
1750void 1780void ecb_cold
1751rxvt_term::scr_charset_choose (int set) NOTHROW 1781rxvt_term::scr_charset_choose (int set) NOTHROW
1752{ 1782{
1753 screen.charset = set; 1783 screen.charset = set;
1754 set_font_style (); 1784 set_font_style ();
1755} 1785}
1776 * ------------------------------------------------------------------------- */ 1806 * ------------------------------------------------------------------------- */
1777 1807
1778/* 1808/*
1779 * refresh matching text. 1809 * refresh matching text.
1780 */ 1810 */
1781bool 1811bool ecb_cold
1782rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1812rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1783{ 1813{
1784 bool found = false; 1814 bool found = false;
1785 1815
1786 for (int i = 0; i < nrow; i++) 1816 for (int i = 0; i < nrow; i++)
1805 PART_BEG = 0, 1835 PART_BEG = 0,
1806 PART_END, 1836 PART_END,
1807 RC_COUNT 1837 RC_COUNT
1808}; 1838};
1809 1839
1810void 1840void ecb_hot
1811rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1841rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1812{ 1842{
1813 int i; 1843 int i;
1814 row_col_t rc[RC_COUNT]; 1844 row_col_t rc[RC_COUNT];
1815 1845
1835 for (i = PART_BEG; i < RC_COUNT; i++) 1865 for (i = PART_BEG; i < RC_COUNT; i++)
1836 { 1866 {
1837 min_it (rc[i].col, ncol - 1); 1867 min_it (rc[i].col, ncol - 1);
1838 min_it (rc[i].row, nrow - 1); 1868 min_it (rc[i].row, nrow - 1);
1839 } 1869 }
1840// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1870
1841 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1871 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1842 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1872 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1843 1873
1844 num_scr_allow = 0; 1874 num_scr_allow = 0;
1845 1875
1852 * Refresh the entire screen 1882 * Refresh the entire screen
1853 */ 1883 */
1854void 1884void
1855rxvt_term::scr_touch (bool refresh) NOTHROW 1885rxvt_term::scr_touch (bool refresh) NOTHROW
1856{ 1886{
1857 scr_expose (0, 0, width, height, refresh); 1887 scr_expose (0, 0, vt_width, vt_height, refresh);
1858} 1888}
1859 1889
1860/* ------------------------------------------------------------------------- */ 1890/* ------------------------------------------------------------------------- */
1861/* 1891/*
1862 * Move the display so that the line represented by scrollbar value Y is at 1892 * Move the display so that the line represented by scrollbar value Y is at
1918 1948
1919# ifndef NO_MAPALERT 1949# ifndef NO_MAPALERT
1920# ifdef MAPALERT_OPTION 1950# ifdef MAPALERT_OPTION
1921 if (option (Opt_mapAlert)) 1951 if (option (Opt_mapAlert))
1922# endif 1952# endif
1923 XMapWindow (dpy, parent[0]); 1953 XMapWindow (dpy, parent);
1924# endif 1954# endif
1925 1955
1926# if ENABLE_FRILLS 1956# if ENABLE_FRILLS
1927 if (option (Opt_urgentOnBell)) 1957 if (option (Opt_urgentOnBell))
1928 set_urgency (1); 1958 set_urgency (1);
1936 1966
1937 bell_ev.start (VISUAL_BELL_DURATION); 1967 bell_ev.start (VISUAL_BELL_DURATION);
1938 } 1968 }
1939 else 1969 else
1940 XBell (dpy, 0); 1970 XBell (dpy, 0);
1971 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1941#endif 1972#endif
1942} 1973}
1943 1974
1944/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1945/* ARGSUSED */ 1976void ecb_cold
1946void
1947rxvt_term::scr_printscreen (int fullhist) NOTHROW 1977rxvt_term::scr_printscreen (int fullhist) NOTHROW
1948{ 1978{
1949#ifdef PRINTPIPE 1979#ifdef PRINTPIPE
1950 int nrows, row_start; 1980 int nrows, row_start;
1951 FILE *fd = popen_printer (); 1981 FILE *fd = popen_printer ();
1964 row_start = view_start; 1994 row_start = view_start;
1965 } 1995 }
1966 1996
1967 wctomb (0, 0); 1997 wctomb (0, 0);
1968 1998
1969 for (int r1 = 0; r1 < nrows; r1++) 1999 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1970 { 2000 {
1971 text_t *tp = ROW(r1).t; 2001 text_t *tp = ROW(r1).t;
1972 int len = ROW(r1).l; 2002 int len = ROW(r1).l;
1973 2003
1974 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2004 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2000/* 2030/*
2001 * Refresh the screen 2031 * Refresh the screen
2002 * drawn_text/drawn_rend contain the screen information before the update. 2032 * drawn_text/drawn_rend contain the screen information before the update.
2003 * screen.text/screen.rend contain what the screen will change to. 2033 * screen.text/screen.rend contain what the screen will change to.
2004 */ 2034 */
2005void 2035void ecb_hot
2006rxvt_term::scr_refresh () NOTHROW 2036rxvt_term::scr_refresh () NOTHROW
2007{ 2037{
2008 unsigned char have_bg,
2009 showcursor; /* show the cursor */
2010 int16_t col, row, /* column/row we're processing */ 2038 int16_t col, row, /* column/row we're processing */
2011 ocrow; /* old cursor row */ 2039 ocrow; /* old cursor row */
2012 int i; /* tmp */ 2040 int i; /* tmp */
2013#ifndef NO_CURSORCOLOR 2041#ifndef NO_CURSORCOLOR
2014 rend_t cc1; /* store colours at cursor position (s) */ 2042 rend_t cc1; /* store colours at cursor position (s) */
2025 /* 2053 /*
2026 * A: set up vars 2054 * A: set up vars
2027 */ 2055 */
2028 refresh_count = 0; 2056 refresh_count = 0;
2029 2057
2058 unsigned int old_screen_flags = screen.flags;
2030 have_bg = 0; 2059 bool have_bg = 0;
2031#ifdef HAVE_BG_PIXMAP 2060#ifdef HAVE_IMG
2032 have_bg = bgPixmap.pixmap != None; 2061 have_bg = bg_img != 0;
2033#endif 2062#endif
2034 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2063 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2035 2064
2036 /* 2065 /*
2037 * B: reverse any characters which are selected 2066 * B: reverse any characters which are selected
2038 */ 2067 */
2039 scr_reverse_selection (); 2068 scr_reverse_selection ();
2040 2069
2070 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2071#if ENABLE_OVERLAY
2072 scr_swap_overlay ();
2073#endif
2074
2075 bool showcursor = screen.flags & Screen_VisibleCursor;
2076
2041 /* 2077 /*
2042 * C: set the cursor character (s) 2078 * C: set the cursor character (s)
2043 */ 2079 */
2044 { 2080 {
2045 unsigned char setoldcursor; 2081 bool setoldcursor;
2046 2082
2047 showcursor = (screen.flags & Screen_VisibleCursor);
2048#ifdef CURSOR_BLINK 2083#ifdef CURSOR_BLINK
2049 if (hidden_cursor) 2084 if (hidden_cursor)
2050 showcursor = 0; 2085 showcursor = 0;
2051#endif 2086#endif
2052 2087
2080 ccol2 = bgcolor_of (rstyle); 2115 ccol2 = bgcolor_of (rstyle);
2081#else 2116#else
2082 ccol2 = Color_bg; 2117 ccol2 = Color_bg;
2083#endif 2118#endif
2084 2119
2085 if (showcursor && focus) 2120 if (focus)
2086 { 2121 {
2087 if (option (Opt_cursorUnderline)) 2122 if (option (Opt_cursorUnderline))
2088 *crp ^= RS_Uline; 2123 *crp ^= RS_Uline;
2089 else 2124 else
2090 { 2125 {
2125 oldcursor.col = screen.cur.col; 2160 oldcursor.col = screen.cur.col;
2126 } 2161 }
2127 } 2162 }
2128 } 2163 }
2129 2164
2130 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2131#if ENABLE_OVERLAY
2132 scr_swap_overlay ();
2133#endif
2134
2135#ifndef NO_SLOW_LINK_SUPPORT 2165#ifndef NO_SLOW_LINK_SUPPORT
2136 /* 2166 /*
2137 * D: CopyArea pass - very useful for slower links 2167 * D: CopyArea pass - very useful for slower links
2138 * This has been deliberately kept simple. 2168 * This has been deliberately kept simple.
2139 */ 2169 */
2143 { 2173 {
2144 int16_t nits; 2174 int16_t nits;
2145 int i = num_scr; 2175 int i = num_scr;
2146 int j; 2176 int j;
2147 int len, wlen; 2177 int len, wlen;
2148 dLocal (int, num_scr);
2149 2178
2150 j = nrow; 2179 j = nrow;
2151 wlen = len = -1; 2180 wlen = len = -1;
2152 row = i > 0 ? 0 : j - 1; 2181 row = i > 0 ? 0 : j - 1;
2153 2182
2228 continue; 2257 continue;
2229 2258
2230 // redraw one or more characters 2259 // redraw one or more characters
2231 2260
2232 // seek to the beginning of wide characters 2261 // seek to the beginning of wide characters
2233 while (expect_false (stp[col] == NOCHAR && col > 0)) 2262 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2234 --col; 2263 --col;
2235 2264
2236 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2265 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2237 text_t *text = stp + col; 2266 text_t *text = stp + col;
2238 int count = 1; 2267 int count = 1;
2239 2268
2240 dtp[col] = stp[col]; 2269 dtp[col] = stp[col];
2241 drp[col] = rend; 2270 drp[col] = rend;
2245 for (i = 0; ++col < ncol; ) 2274 for (i = 0; ++col < ncol; )
2246 { 2275 {
2247 if (stp[col] == NOCHAR) 2276 if (stp[col] == NOCHAR)
2248 { 2277 {
2249 dtp[col] = stp[col]; 2278 dtp[col] = stp[col];
2250 drp[col] = rend; 2279 drp[col] = srp[col];
2280
2251 count++; 2281 count++;
2252 i++; 2282 i++;
2253 2283
2254 continue; 2284 continue;
2255 } 2285 }
2275 2305
2276 col--; /* went one too far. move back */ 2306 col--; /* went one too far. move back */
2277 count -= i; /* dump any matching trailing chars */ 2307 count -= i; /* dump any matching trailing chars */
2278 2308
2279 // sometimes we optimize away the trailing NOCHAR's, add them back 2309 // sometimes we optimize away the trailing NOCHAR's, add them back
2280 while (expect_false (i && text[count] == NOCHAR)) 2310 while (ecb_unlikely (i && text[count] == NOCHAR))
2281 count++, i--; 2311 count++, i--;
2282 2312
2283 /* 2313 /*
2284 * Determine the attributes for the string 2314 * Determine the attributes for the string
2285 */ 2315 */
2286 int fore = fgcolor_of (rend); // desired foreground 2316 int fore = fgcolor_of (rend); // desired foreground
2287 int back = bgcolor_of (rend); // desired background 2317 int back = bgcolor_of (rend); // desired background
2288 2318
2289 // only do special processing if any attributes are set, which is unlikely 2319 // only do special processing if any attributes are set, which is unlikely
2290 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2320 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2291 { 2321 {
2292 bool invert = rend & RS_RVid; 2322 bool invert = rend & RS_RVid;
2293 2323
2294#ifndef NO_BOLD_UNDERLINE_REVERSE 2324#ifndef NO_BOLD_UNDERLINE_REVERSE
2295 if (rend & RS_Bold && fore == Color_fg) 2325 if (rend & RS_Bold && fore == Color_fg)
2314 2344
2315 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2345 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2316 fore = Color_UL; 2346 fore = Color_UL;
2317#endif 2347#endif
2318 2348
2349#ifdef OPTION_HC
2350 if (rend & RS_Sel)
2351 {
2352 /* invert the column if no highlightColor is set or it is the
2353 * current cursor column */
2354 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2355 && ISSET_PIXCOLOR (Color_HC))
2356 {
2357 if (ISSET_PIXCOLOR (Color_HTC))
2358 fore = Color_HTC;
2359 // if invert is 0 reverse video is set so we use bg color as fg color
2360 else if (!invert)
2361 fore = back;
2362
2363 back = Color_HC;
2364 invert = 0;
2365 }
2366 }
2367#endif
2368
2319 if (invert) 2369 if (invert)
2320 { 2370 {
2321#ifdef OPTION_HC
2322 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2323 || !ISSET_PIXCOLOR (Color_HC))
2324#endif
2325 /* invert the column if no highlightColor is set or it is the
2326 * current cursor column */
2327 ::swap (fore, back); 2371 ::swap (fore, back);
2328#ifdef OPTION_HC
2329 else if (ISSET_PIXCOLOR (Color_HC))
2330 back = Color_HC;
2331#endif
2332 2372
2333#ifndef NO_BOLD_UNDERLINE_REVERSE 2373#ifndef NO_BOLD_UNDERLINE_REVERSE
2334# ifndef OPTION_HC
2335 if (ISSET_PIXCOLOR (Color_RV))
2336 back = Color_RV;
2337# endif
2338 if (fore == back) 2374 if (fore == back)
2339 { 2375 {
2340 fore = Color_bg; 2376 fore = Color_bg;
2341 back = Color_fg; 2377 back = Color_fg;
2342 } 2378 }
2378 /* 2414 /*
2379 * Actually do the drawing of the string here 2415 * Actually do the drawing of the string here
2380 */ 2416 */
2381 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2417 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2382 2418
2383 if (expect_true (have_bg && back == Color_bg)) 2419 if (ecb_likely (have_bg && back == Color_bg))
2384 { 2420 {
2385 // this is very ugly, maybe push it into ->draw? 2421 // this is very ugly, maybe push it into ->draw?
2386 2422
2387 for (i = 0; i < count; i++) /* don't draw empty strings */ 2423 for (i = 0; i < count; i++) /* don't draw empty strings */
2388 if (text[i] != ' ') 2424 if (text[i] != ' ')
2395 did_clear: ; 2431 did_clear: ;
2396 } 2432 }
2397 else 2433 else
2398 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2434 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2399 2435
2400 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2436 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2401 { 2437 {
2402#if ENABLE_FRILLS 2438#if ENABLE_FRILLS
2403 if (ISSET_PIXCOLOR (Color_underline)) 2439 if (ISSET_PIXCOLOR (Color_underline))
2404 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2440 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2405 else 2441 else
2410 xpixel, ypixel + font->ascent + 1, 2446 xpixel, ypixel + font->ascent + 1,
2411 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2447 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2412 } 2448 }
2413 } /* for (col....) */ 2449 } /* for (col....) */
2414 } /* for (row....) */ 2450 } /* for (row....) */
2415
2416#if ENABLE_OVERLAY
2417 scr_swap_overlay ();
2418#endif
2419 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2420 2451
2421 /* 2452 /*
2422 * G: cleanup cursor and display outline cursor if necessary 2453 * G: cleanup cursor and display outline cursor if necessary
2423 */ 2454 */
2424 if (showcursor) 2455 if (showcursor)
2456 2487
2457 XDrawRectangle (dpy, vt, gc, 2488 XDrawRectangle (dpy, vt, gc,
2458 Col2Pixel (col), 2489 Col2Pixel (col),
2459 Row2Pixel (oldcursor.row), 2490 Row2Pixel (oldcursor.row),
2460 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2491 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2461 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2492 (unsigned int) (Height2Pixel (1) - 1));
2462 } 2493 }
2463 } 2494 }
2464 2495
2465 /* 2496 /*
2466 * H: cleanup selection 2497 * H: cleanup selection
2467 */ 2498 */
2499#if ENABLE_OVERLAY
2500 scr_swap_overlay ();
2501#endif
2502 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2503
2468 scr_reverse_selection (); 2504 scr_reverse_selection ();
2469 2505
2506 screen.flags = old_screen_flags;
2470 num_scr = 0; 2507 num_scr = 0;
2471 num_scr_allow = 1; 2508 num_scr_allow = 1;
2472} 2509}
2473 2510
2474void 2511void ecb_cold
2475rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2512rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2476{ 2513{
2477 if (!l.t) 2514 if (!l.valid ())
2478 return; 2515 return;
2479 2516
2480 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2517 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2481 2518
2482 for (int i = ncol; i--; ) 2519 for (int i = ncol; i--; )
2483 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2520 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2484} 2521}
2485 2522
2486void 2523void ecb_cold
2487rxvt_term::scr_remap_chars () NOTHROW 2524rxvt_term::scr_remap_chars () NOTHROW
2488{ 2525{
2489 for (int i = total_rows; i--; ) 2526 for (int i = total_rows; i--; )
2490 scr_remap_chars (row_buf [i]); 2527 scr_remap_chars (row_buf [i]);
2491 2528
2494 scr_remap_chars (drawn_buf [i]); 2531 scr_remap_chars (drawn_buf [i]);
2495 scr_remap_chars (swap_buf [i]); 2532 scr_remap_chars (swap_buf [i]);
2496 } 2533 }
2497} 2534}
2498 2535
2499void 2536void ecb_cold
2500rxvt_term::scr_recolour () NOTHROW 2537rxvt_term::scr_recolour (bool refresh) NOTHROW
2501{ 2538{
2502#ifdef HAVE_BG_PIXMAP 2539 bool transparent = false;
2503 bgPixmap.apply ();
2504#else
2505 2540
2541#ifdef HAVE_IMG
2542 if (bg_img != 0)
2543 {
2544# if ENABLE_TRANSPARENCY
2545 if (bg_flags & BG_IS_TRANSPARENT)
2546 {
2547 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2548 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2549
2550 transparent = true;
2551 }
2552 else
2553# endif
2554 {
2555 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2556 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2557 }
2558 }
2559 else
2560#endif
2561 {
2506 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2562 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2507 XClearWindow (dpy, parent[0]);
2508 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2563 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2564 }
2565
2566 XClearWindow (dpy, parent);
2509 2567
2510 if (scrollBar.win) 2568 if (scrollBar.win)
2511 { 2569 {
2570 if (transparent)
2571 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2572 else
2512 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2573 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2513 scrollBar.state = STATE_IDLE; 2574 scrollBar.state = SB_STATE_IDLE;
2514 scrollBar.show (0); 2575 scrollBar.show (0);
2515 } 2576 }
2516 2577
2517#endif 2578 if (refresh)
2518 2579 {
2519 /* bgPixmap.apply () does not do the following : */
2520 scr_clear (); 2580 scr_clear ();
2521 scr_touch (true); 2581 scr_touch (true);
2582 }
2522 want_refresh = 1; 2583 want_refresh = 1;
2523} 2584}
2524 2585
2525/* ------------------------------------------------------------------------- */ 2586/* ------------------------------------------------------------------------- */
2526void 2587void
2583 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2644 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2584 srp[col] ^= rstyle; 2645 srp[col] ^= rstyle;
2585} 2646}
2586 2647
2587/* ------------------------------------------------------------------------- */ 2648/* ------------------------------------------------------------------------- */
2588void 2649void ecb_hot
2589rxvt_term::scr_reverse_selection () NOTHROW 2650rxvt_term::scr_reverse_selection () NOTHROW
2590{ 2651{
2591 if (selection.op 2652 if (selection.op
2592 && current_screen == selection.screen 2653 && current_screen == selection.screen
2593 && selection.end.row >= view_start) 2654 && selection.end.row >= view_start)
2594 { 2655 {
2595#if !ENABLE_MINIMAL 2656#if !ENABLE_MINIMAL
2596 if (selection.rect) 2657 if (selection.rect)
2597 scr_xor_rect (selection.beg.row, selection.beg.col, 2658 scr_xor_rect (selection.beg.row, selection.beg.col,
2598 selection.end.row, selection.end.col, 2659 selection.end.row, selection.end.col,
2599 RS_RVid, RS_RVid | RS_Uline); 2660 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2600 else 2661 else
2601#endif 2662#endif
2602 scr_xor_span (selection.beg.row, selection.beg.col, 2663 scr_xor_span (selection.beg.row, selection.beg.col,
2603 selection.end.row, selection.end.col, 2664 selection.end.row, selection.end.col,
2604 RS_RVid); 2665 RS_Sel | RS_RVid);
2605 } 2666 }
2606} 2667}
2607 2668
2608/* ------------------------------------------------------------------------- */ 2669/* ------------------------------------------------------------------------- */
2609/* 2670/*
2612 */ 2673 */
2613#if 0 2674#if 0
2614void 2675void
2615rxvt_term::scr_dump (int fd) NOTHROW 2676rxvt_term::scr_dump (int fd) NOTHROW
2616{ 2677{
2617 int row, wrote; 2678 // if this method is needed, it can be implemented by factoring the
2618 unsigned int width, towrite; 2679 // relevant code in scr_printscreen
2619 char r1[] = "\n";
2620
2621 for (row = saveLines + top_row;
2622 row < saveLines + nrow - 1; row++)
2623 {
2624 width = row_buf[row].l >= 0 ? row_buf[row].l
2625 : ncol;
2626 for (towrite = width; towrite; towrite -= wrote)
2627 {
2628 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2629 towrite);
2630 if (wrote < 0)
2631 return; /* XXX: death, no report */
2632 }
2633 if (row_buf[row].l >= 0)
2634 if (write (fd, r1, 1) <= 0)
2635 return; /* XXX: death, no report */
2636 }
2637} 2680}
2638#endif 2681#endif
2639 2682
2640/* ------------------------------------------------------------------------- * 2683/* ------------------------------------------------------------------------- *
2641 * CHARACTER SELECTION * 2684 * CHARACTER SELECTION *
2642 * ------------------------------------------------------------------------- */ 2685 * ------------------------------------------------------------------------- */
2643void 2686void
2644rxvt_term::selection_check (int check_more) NOTHROW 2687rxvt_term::selection_check (int check_more) NOTHROW
2645{ 2688{
2646 row_col_t pos;
2647
2648 if (!selection.op) 2689 if (!selection.op)
2649 return; 2690 return;
2650 2691
2651 pos.row = pos.col = 0;
2652 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2692 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2653 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2693 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2654 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2694 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2655 || (check_more == 1 2695 || (check_more == 1
2656 && current_screen == selection.screen 2696 && current_screen == selection.screen
2657 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2697 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2658 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2698 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2659 || (check_more == 2
2660 && ROWCOL_IS_BEFORE (selection.beg, pos)
2661 && ROWCOL_IS_AFTER (selection.end, pos))
2662 || (check_more == 3
2663 && ROWCOL_IS_AFTER (selection.end, pos))
2664 || (check_more == 4 /* screen width change */
2665 && (selection.beg.row != selection.end.row
2666 || selection.end.col > ncol)))
2667 CLEAR_SELECTION (); 2699 CLEAR_ALL_SELECTION ();
2668} 2700}
2669 2701
2670/* ------------------------------------------------------------------------- */ 2702/* ------------------------------------------------------------------------- */
2671/* 2703/*
2672 * Paste a selection direct to the command fd 2704 * Paste a selection direct to the command fd
2673 */ 2705 */
2674void 2706void
2675rxvt_term::paste (char *data, unsigned int len) NOTHROW 2707rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2676{ 2708{
2677 /* convert normal newline chars into common keyboard Return key sequence */ 2709 /* convert normal newline chars into common keyboard Return key sequence */
2678 for (unsigned int i = 0; i < len; i++) 2710 for (unsigned int i = 0; i < len; i++)
2679 if (data[i] == C0_LF) 2711 if (data[i] == C0_LF)
2680 data[i] = C0_CR; 2712 data[i] = C0_CR;
2681 2713
2682 if (priv_modes & PrivMode_BracketPaste) 2714 if (priv_modes & PrivMode_BracketPaste)
2683 tt_printf ("\e[200~"); 2715 tt_printf ("\x1b[200~");
2684 2716
2685 tt_write (data, len); 2717 tt_write (data, len);
2686 2718
2687 if (priv_modes & PrivMode_BracketPaste) 2719 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[201~"); 2720 tt_printf ("\x1b[201~");
2689} 2721}
2690 2722
2691/* ------------------------------------------------------------------------- */
2692/*
2693 * Respond to a notification that a primary selection has been sent
2694 * EXT: SelectionNotify
2695 */
2696void 2723void
2697rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2724rxvt_term::paste (char *data, unsigned int len) NOTHROW
2698{ 2725{
2699 if (prop == None) /* check for failed XConvertSelection */ 2726 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2700 {
2701 if ((selection_type & Sel_CompoundText))
2702 {
2703 int selnum = selection_type & Sel_whereMask;
2704
2705 selection_type = 0;
2706 if (selnum != Sel_direct)
2707 selection_request_other (XA_STRING, selnum);
2708 }
2709
2710 if ((selection_type & Sel_UTF8String))
2711 {
2712 int selnum = selection_type & Sel_whereMask;
2713
2714 selection_type = Sel_CompoundText;
2715 if (selnum != Sel_direct)
2716 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2717 else
2718 selection_type = 0;
2719 }
2720
2721 return;
2722 }
2723
2724 unsigned long bytes_after;
2725 XTextProperty ct;
2726
2727 if (XGetWindowProperty (dpy, win, prop,
2728 0, PROP_SIZE / 4,
2729 delete_prop, AnyPropertyType,
2730 &ct.encoding, &ct.format,
2731 &ct.nitems, &bytes_after,
2732 &ct.value) != Success)
2733 {
2734 ct.value = 0;
2735 goto bailout;
2736 }
2737
2738 if (ct.encoding == None)
2739 goto bailout;
2740
2741 if (bytes_after)
2742 {
2743 // fetch and append remaining data
2744 XTextProperty ct2;
2745
2746 if (XGetWindowProperty (dpy, win, prop,
2747 ct.nitems / 4, (bytes_after + 3) / 4,
2748 delete_prop, AnyPropertyType,
2749 &ct2.encoding, &ct2.format,
2750 &ct2.nitems, &bytes_after,
2751 &ct2.value) != Success)
2752 goto bailout;
2753
2754 // realloc should be compatible to XFree, here, and elsewhere, too
2755 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2756 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2757 ct.nitems += ct2.nitems;
2758
2759 XFree (ct2.value);
2760 }
2761
2762 if (ct.value == 0)
2763 goto bailout;
2764
2765 if (ct.encoding == xa[XA_INCR])
2766 {
2767 // INCR selection, start handshake
2768 if (!delete_prop)
2769 XDeleteProperty (dpy, win, prop);
2770
2771 selection_wait = Sel_incr;
2772 incr_buf_fill = 0;
2773 incr_ev.start (10);
2774
2775 goto bailout;
2776 }
2777
2778 if (ct.nitems == 0)
2779 {
2780 if (selection_wait == Sel_incr)
2781 {
2782 XFree (ct.value);
2783
2784 // finally complete, now paste the whole thing
2785 selection_wait = Sel_normal;
2786 ct.value = (unsigned char *)incr_buf;
2787 ct.nitems = incr_buf_fill;
2788 incr_buf = 0;
2789 incr_buf_size = 0;
2790 incr_ev.stop ();
2791 }
2792 else
2793 {
2794 if (selection_wait == Sel_normal
2795 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2796 {
2797 /*
2798 * pass through again trying CUT_BUFFER0 if we've come from
2799 * XConvertSelection () but nothing was presented
2800 */
2801 selection_paste (display->root, XA_CUT_BUFFER0, False);
2802 }
2803
2804 goto bailout;
2805 }
2806 }
2807 else if (selection_wait == Sel_incr)
2808 {
2809 incr_ev.start (10);
2810
2811 while (incr_buf_fill + ct.nitems > incr_buf_size)
2812 {
2813 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2814 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2815 }
2816
2817 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2818 incr_buf_fill += ct.nitems;
2819
2820 goto bailout;
2821 }
2822
2823 char **cl;
2824 int cr;
2825
2826#if !ENABLE_MINIMAL
2827 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2828 // so recode it manually
2829 if (ct.encoding == xa[XA_UTF8_STRING])
2830 {
2831 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2832 char *s = rxvt_wcstombs (w);
2833 free (w);
2834 // TODO: strlen == only the first element will be converted. well...
2835 paste (s, strlen (s));
2836 free (s);
2837 }
2838 else
2839#endif
2840 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2841 && cl)
2842 {
2843 for (int i = 0; i < cr; i++)
2844 paste (cl[i], strlen (cl[i]));
2845
2846 XFreeStringList (cl);
2847 }
2848 else
2849 paste ((char *)ct.value, ct.nitems); // paste raw
2850
2851bailout:
2852 XFree (ct.value);
2853
2854 if (selection_wait == Sel_normal)
2855 selection_wait = Sel_none;
2856}
2857
2858void
2859rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2860{
2861 selection_wait = Sel_none;
2862
2863 incr_buf_size = 0;
2864 free (incr_buf);
2865
2866 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2867}
2868
2869void
2870rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2871{
2872 if (prop == None || selection_wait != Sel_incr)
2873 return; 2727 return;
2874 2728
2875 selection_paste (win, prop, true); 2729 tt_paste (data, len);
2876} 2730}
2877 2731
2878/* ------------------------------------------------------------------------- */ 2732/* ------------------------------------------------------------------------- */
2879/* 2733/*
2880 * Request the current selection: 2734 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2881 * Order: > internal selection if available 2735 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2882 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2736 * as fallback
2883 * > CUT_BUFFER0
2884 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2885 * will auto fallback to CUT_BUFFER0
2886 * EXT: button 2 release 2737 * EXT: button 2 release
2887 */ 2738 */
2888void 2739void
2889rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2740rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2890{ 2741{
2891 if (selection.text && selnum == Sel_Primary) 2742 if (!selection_req)
2892 {
2893 /* internal selection */
2894 char *str = rxvt_wcstombs (selection.text, selection.len);
2895 paste (str, strlen (str));
2896 free (str);
2897 return;
2898 } 2743 {
2899 else 2744 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2745 selection_req->run ();
2900 { 2746 }
2901 selection_request_time = tm;
2902 selection_wait = Sel_normal;
2903
2904#if X_HAVE_UTF8_STRING
2905 selection_type = Sel_UTF8String;
2906 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2907 return;
2908#else
2909 selection_type = Sel_CompoundText;
2910 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2911 return;
2912#endif
2913 }
2914
2915 selection_wait = Sel_none; /* don't loop in selection_paste () */
2916 selection_paste (display->root, XA_CUT_BUFFER0, false);
2917}
2918
2919int
2920rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2921{
2922 Atom sel;
2923
2924 selection_type |= selnum;
2925
2926 if (selnum == Sel_Primary)
2927 sel = XA_PRIMARY;
2928 else if (selnum == Sel_Secondary)
2929 sel = XA_SECONDARY;
2930 else
2931 sel = xa[XA_CLIPBOARD];
2932
2933 if (XGetSelectionOwner (dpy, sel) != None)
2934 {
2935 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2936 vt, selection_request_time);
2937 return 1;
2938 }
2939
2940 return 0;
2941} 2747}
2942 2748
2943/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2944/* 2750/*
2945 * Clear all selected text 2751 * Clear all selected text
2946 * EXT: SelectionClear 2752 * EXT: SelectionClear
2947 */ 2753 */
2948void 2754void
2949rxvt_term::selection_clear () NOTHROW 2755rxvt_term::selection_clear (bool clipboard) NOTHROW
2950{ 2756{
2757 if (!clipboard)
2758 {
2951 want_refresh = 1; 2759 want_refresh = 1;
2952 free (selection.text); 2760 free (selection.text);
2953 selection.text = NULL; 2761 selection.text = NULL;
2954 selection.len = 0; 2762 selection.len = 0;
2955 CLEAR_SELECTION (); 2763 CLEAR_SELECTION ();
2956 2764
2957 if (display->selection_owner == this) 2765 if (display->selection_owner == this)
2958 display->selection_owner = 0; 2766 display->selection_owner = 0;
2767 }
2768 else
2769 {
2770 free (selection.clip_text);
2771 selection.clip_text = NULL;
2772 selection.clip_len = 0;
2773
2774 if (display->clipboard_owner == this)
2775 display->clipboard_owner = 0;
2776 }
2959} 2777}
2960 2778
2961/* ------------------------------------------------------------------------- */ 2779/* ------------------------------------------------------------------------- */
2962/* 2780/*
2963 * Copy a selection into the cut buffer 2781 * Copy a selection into the cut buffer
2964 * EXT: button 1 or 3 release 2782 * EXT: button 1 or 3 release
2965 */ 2783 */
2966void 2784void
2967rxvt_term::selection_make (Time tm) 2785rxvt_term::selection_make (Time tm)
2968{ 2786{
2969 int i; 2787 int size;
2970 wchar_t *new_selection_text; 2788 wchar_t *new_selection_text;
2971 text_t *t; 2789 text_t *t;
2972 2790
2973 switch (selection.op) 2791 switch (selection.op)
2974 { 2792 {
2990 return; /* nothing selected, go away */ 2808 return; /* nothing selected, go away */
2991 2809
2992 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2810 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2993 return; 2811 return;
2994 2812
2995 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2813 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2996 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2814 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2997 2815
2998 int ofs = 0; 2816 int ofs = 0;
2999 int extra = 0; 2817 int extra = 0;
3000 2818
3001 int col = selection.beg.col; 2819 int col = selection.beg.col;
3007 { 2825 {
3008#if !ENABLE_MINIMAL 2826#if !ENABLE_MINIMAL
3009 if (selection.rect) 2827 if (selection.rect)
3010 { 2828 {
3011 col = selection.beg.col; 2829 col = selection.beg.col;
3012 end_col = ncol + 1; 2830 end_col = selection.end.col;
3013 } 2831 }
3014 else 2832 else
3015#endif 2833#endif
3016 end_col = ROW(row).l; 2834 end_col = ROW(row).l;
3017 2835
3018 col = max (col, 0); 2836 col = max (col, 0);
3019 2837
3020 if (row == selection.end.row 2838 if (row == selection.end.row)
3021#if !ENABLE_MINIMAL
3022 || selection.rect
3023#endif
3024 )
3025 min_it (end_col, selection.end.col); 2839 min_it (end_col, selection.end.col);
3026 2840
3027 t = ROW(row).t + col; 2841 t = ROW(row).t + col;
3028 2842
3029 for (; col < end_col; col++) 2843 for (; col < end_col; col++)
3037 2851
3038 extra -= (len - 1); 2852 extra -= (len - 1);
3039 2853
3040 if (extra < 0) 2854 if (extra < 0)
3041 { 2855 {
3042 extra += i; 2856 extra += size;
3043 i += i; 2857 size += size;
3044 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2858 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3045 } 2859 }
3046 2860
3047 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2861 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3048 } 2862 }
3049#endif 2863#endif
3061 2875
3062 new_selection_text[ofs++] = C0_LF; 2876 new_selection_text[ofs++] = C0_LF;
3063 } 2877 }
3064 else 2878 else
3065#endif 2879#endif
3066 if (!ROW(row).is_longer () && row != selection.end.row) 2880 if (!ROW(row).is_longer ()
2881 && (row != selection.end.row || end_col != selection.end.col)
2882 && (row != selection.beg.row || selection.beg.col < ncol))
3067 new_selection_text[ofs++] = C0_LF; 2883 new_selection_text[ofs++] = C0_LF;
3068 } 2884 }
3069
3070 if (end_col != selection.end.col)
3071 new_selection_text[ofs++] = C0_LF;
3072 2885
3073 new_selection_text[ofs] = 0; 2886 new_selection_text[ofs] = 0;
3074 2887
3075 if (ofs == 0) 2888 if (ofs == 0)
3076 { 2889 {
3089 2902
3090 selection_grab (tm); 2903 selection_grab (tm);
3091} 2904}
3092 2905
3093bool 2906bool
3094rxvt_term::selection_grab (Time tm) NOTHROW 2907rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3095{ 2908{
2909 Atom sel;
2910
2911 if (!clipboard)
2912 {
3096 selection_time = tm; 2913 selection_time = tm;
2914 sel = XA_PRIMARY;
2915 }
2916 else
2917 {
2918 clipboard_time = tm;
2919 sel = xa[XA_CLIPBOARD];
2920 }
3097 2921
3098 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2922 XSetSelectionOwner (dpy, sel, vt, tm);
3099 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2923 if (XGetSelectionOwner (dpy, sel) == vt)
3100 { 2924 {
3101 display->set_selection_owner (this); 2925 display->set_selection_owner (this, clipboard);
3102 return true; 2926 return true;
3103 } 2927 }
3104 else 2928 else
3105 { 2929 {
3106 selection_clear (); 2930 selection_clear (clipboard);
3107 return false; 2931 return false;
3108 } 2932 }
3109 2933
3110#if 0 2934#if 0
3111 XTextProperty ct; 2935 XTextProperty ct;
3121/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
3122/* 2946/*
3123 * Mark or select text based upon number of clicks: 1, 2, or 3 2947 * Mark or select text based upon number of clicks: 1, 2, or 3
3124 * EXT: button 1 press 2948 * EXT: button 1 press
3125 */ 2949 */
3126void 2950void ecb_cold
3127rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2951rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3128{ 2952{
3129 clicks = ((clicks - 1) % 3) + 1; 2953 clicks = ((clicks - 1) % 3) + 1;
3130 selection.clicks = clicks; /* save clicks so extend will work */ 2954 selection.clicks = clicks; /* save clicks so extend will work */
3131 2955
3150 2974
3151/* ------------------------------------------------------------------------- */ 2975/* ------------------------------------------------------------------------- */
3152/* 2976/*
3153 * Mark a selection at the specified col/row 2977 * Mark a selection at the specified col/row
3154 */ 2978 */
3155void 2979void ecb_cold
3156rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2980rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3157{ 2981{
3158 want_refresh = 1; 2982 want_refresh = 1;
3159 2983
3160 selection.mark.row = row + view_start; 2984 selection.mark.row = row + view_start;
3187/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3011/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3188#define DELIMIT_TEXT(x) \ 3012#define DELIMIT_TEXT(x) \
3189 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3013 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3190#define DELIMIT_REND(x) 1 3014#define DELIMIT_REND(x) 1
3191 3015
3192void 3016void ecb_cold
3193rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3017rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3194{ 3018{
3195 int col, row, dirnadd, tcol, trow, w1, w2; 3019 int col, row, dirnadd, tcol, trow, w1, w2;
3196 row_col_t bound; 3020 row_col_t bound;
3197 text_t *stp; 3021 text_t *stp;
3271 * EXT: button 3 press; button 1 or 3 drag 3095 * EXT: button 3 press; button 1 or 3 drag
3272 * flag == 0 ==> button 1 3096 * flag == 0 ==> button 1
3273 * flag == 1 ==> button 3 press 3097 * flag == 1 ==> button 3 press
3274 * flag == 2 ==> button 3 motion 3098 * flag == 2 ==> button 3 motion
3275 */ 3099 */
3276void 3100void ecb_cold
3277rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3101rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3278{ 3102{
3279 int col = clamp (Pixel2Col (x), 0, ncol); 3103 int col = clamp (Pixel2Col (x), 0, ncol);
3280 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3104 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3281 3105
3307 3131
3308/* ------------------------------------------------------------------------- */ 3132/* ------------------------------------------------------------------------- */
3309/* 3133/*
3310 * Extend the selection to the specified col/row 3134 * Extend the selection to the specified col/row
3311 */ 3135 */
3312void 3136void ecb_cold
3313rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3137rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3314{ 3138{
3315 row_col_t pos; 3139 row_col_t pos;
3316 enum { 3140 enum {
3317 LEFT, RIGHT 3141 LEFT, RIGHT
3508 ::swap (selection.beg.col, selection.end.col); 3332 ::swap (selection.beg.col, selection.end.col);
3509#endif 3333#endif
3510} 3334}
3511 3335
3512#if !ENABLE_MINIMAL 3336#if !ENABLE_MINIMAL
3513void 3337void ecb_cold
3514rxvt_term::selection_remove_trailing_spaces () NOTHROW 3338rxvt_term::selection_remove_trailing_spaces () NOTHROW
3515{ 3339{
3516 int32_t end_col, end_row; 3340 int32_t end_col, end_row;
3517 text_t *stp; 3341 text_t *stp;
3518 3342
3556/* ------------------------------------------------------------------------- */ 3380/* ------------------------------------------------------------------------- */
3557/* 3381/*
3558 * Double click on button 3 when already selected 3382 * Double click on button 3 when already selected
3559 * EXT: button 3 double click 3383 * EXT: button 3 double click
3560 */ 3384 */
3561void 3385void ecb_cold
3562rxvt_term::selection_rotate (int x, int y) NOTHROW 3386rxvt_term::selection_rotate (int x, int y) NOTHROW
3563{ 3387{
3564 selection.clicks = selection.clicks % 3 + 1; 3388 selection.clicks = selection.clicks % 3 + 1;
3565 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3389 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3566} 3390}
3568/* ------------------------------------------------------------------------- */ 3392/* ------------------------------------------------------------------------- */
3569/* 3393/*
3570 * Respond to a request for our current selection 3394 * Respond to a request for our current selection
3571 * EXT: SelectionRequest 3395 * EXT: SelectionRequest
3572 */ 3396 */
3573void 3397void ecb_cold
3574rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3398rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3575{ 3399{
3400 Atom property = rq.property == None ? rq.target : rq.property;
3576 XSelectionEvent ev; 3401 XSelectionEvent ev;
3577 3402
3578 ev.type = SelectionNotify; 3403 ev.type = SelectionNotify;
3579 ev.property = None; 3404 ev.property = None;
3580 ev.display = rq.display; 3405 ev.display = rq.display;
3595 *target++ = xa[XA_COMPOUND_TEXT]; 3420 *target++ = xa[XA_COMPOUND_TEXT];
3596#if X_HAVE_UTF8_STRING 3421#if X_HAVE_UTF8_STRING
3597 *target++ = xa[XA_UTF8_STRING]; 3422 *target++ = xa[XA_UTF8_STRING];
3598#endif 3423#endif
3599 3424
3600 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3425 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3601 32, PropModeReplace, 3426 32, PropModeReplace,
3602 (unsigned char *)target_list, target - target_list); 3427 (unsigned char *)target_list, target - target_list);
3603 ev.property = rq.property; 3428 ev.property = property;
3604 } 3429 }
3605#if TODO // TODO 3430#if TODO // TODO
3606 else if (rq.target == xa[XA_MULTIPLE]) 3431 else if (rq.target == xa[XA_MULTIPLE])
3607 { 3432 {
3608 /* TODO: Handle MULTIPLE */ 3433 /* TODO: Handle MULTIPLE */
3609 } 3434 }
3610#endif 3435#endif
3611 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3612 { 3437 {
3613 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3614 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3439 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3615 ev.property = rq.property; 3440 ev.property = property;
3441 }
3442 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3443 {
3444 XChangeProperty (dpy, rq.requestor, property, rq.target,
3445 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3446 ev.property = property;
3616 } 3447 }
3617 else if (rq.target == XA_STRING 3448 else if (rq.target == XA_STRING
3618 || rq.target == xa[XA_TEXT] 3449 || rq.target == xa[XA_TEXT]
3619 || rq.target == xa[XA_COMPOUND_TEXT] 3450 || rq.target == xa[XA_COMPOUND_TEXT]
3620 || rq.target == xa[XA_UTF8_STRING] 3451 || rq.target == xa[XA_UTF8_STRING]
3652 { 3483 {
3653 target = xa[XA_COMPOUND_TEXT]; 3484 target = xa[XA_COMPOUND_TEXT];
3654 style = enc_compound_text; 3485 style = enc_compound_text;
3655 } 3486 }
3656 3487
3657 if (selection.text) 3488 if (rq.selection == XA_PRIMARY && selection.text)
3658 { 3489 {
3659 cl = selection.text; 3490 cl = selection.text;
3660 selectlen = selection.len; 3491 selectlen = selection.len;
3492 }
3493 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3494 {
3495 cl = selection.clip_text;
3496 selectlen = selection.clip_len;
3661 } 3497 }
3662 else 3498 else
3663 { 3499 {
3664 cl = L""; 3500 cl = L"";
3665 selectlen = 0; 3501 selectlen = 0;
3686 ct.value = (unsigned char *)cl; 3522 ct.value = (unsigned char *)cl;
3687 ct.nitems = selectlen; 3523 ct.nitems = selectlen;
3688 ct.encoding = target; 3524 ct.encoding = target;
3689 } 3525 }
3690 3526
3691 XChangeProperty (dpy, rq.requestor, rq.property, 3527 XChangeProperty (dpy, rq.requestor, property,
3692 ct.encoding, 8, PropModeReplace, 3528 ct.encoding, 8, PropModeReplace,
3693 ct.value, (int)ct.nitems); 3529 ct.value, (int)ct.nitems);
3694 ev.property = rq.property; 3530 ev.property = property;
3695 3531
3696 if (freect) 3532 if (freect)
3697 XFree (ct.value); 3533 XFree (ct.value);
3698 } 3534 }
3699 3535
3700 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3536 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3701} 3537}
3702 3538
3703/* ------------------------------------------------------------------------- */ 3539/* ------------------------------------------------------------------------- */
3704#ifdef USE_XIM 3540#if USE_XIM
3705void 3541void ecb_cold
3706rxvt_term::im_set_position (XPoint &pos) NOTHROW 3542rxvt_term::im_set_position (XPoint &pos) NOTHROW
3707{ 3543{
3708 XWindowAttributes xwa; 3544 XWindowAttributes xwa;
3709 3545
3710 XGetWindowAttributes (dpy, vt, &xwa); 3546 XGetWindowAttributes (dpy, vt, &xwa);
3733 h += 2; min_it (h, nrow); 3569 h += 2; min_it (h, nrow);
3734 3570
3735 x -= 1; clamp_it (x, 0, ncol - w); 3571 x -= 1; clamp_it (x, 0, ncol - w);
3736 y -= 1; clamp_it (y, 0, nrow - h); 3572 y -= 1; clamp_it (y, 0, nrow - h);
3737 3573
3738 ov_x = x; ov_y = y; 3574 ov.x = x; ov.y = y;
3739 ov_w = w; ov_h = h; 3575 ov.w = w; ov.h = h;
3740 3576
3741 ov_text = new text_t *[h]; 3577 ov.text = new text_t *[h];
3742 ov_rend = new rend_t *[h]; 3578 ov.rend = new rend_t *[h];
3743 3579
3744 for (y = 0; y < h; y++) 3580 for (y = 0; y < h; y++)
3745 { 3581 {
3746 text_t *tp = ov_text[y] = new text_t[w]; 3582 text_t *tp = ov.text[y] = new text_t[w];
3747 rend_t *rp = ov_rend[y] = new rend_t[w]; 3583 rend_t *rp = ov.rend[y] = new rend_t[w];
3748 3584
3749 text_t t0, t1, t2; 3585 text_t t0, t1, t2;
3750 rend_t r = OVERLAY_RSTYLE; 3586 rend_t r = OVERLAY_RSTYLE;
3751 3587
3752 if (y == 0) 3588 if (y == 0)
3771} 3607}
3772 3608
3773void 3609void
3774rxvt_term::scr_overlay_off () NOTHROW 3610rxvt_term::scr_overlay_off () NOTHROW
3775{ 3611{
3776 if (!ov_text) 3612 if (!ov.text)
3777 return; 3613 return;
3778 3614
3779 want_refresh = 1; 3615 want_refresh = 1;
3780 3616
3781 for (int y = 0; y < ov_h; y++) 3617 for (int y = 0; y < ov.h; y++)
3782 { 3618 {
3783 delete [] ov_text[y]; 3619 delete [] ov.text[y];
3784 delete [] ov_rend[y]; 3620 delete [] ov.rend[y];
3785 } 3621 }
3786 3622
3787 delete [] ov_text; ov_text = 0; 3623 delete [] ov.text; ov.text = 0;
3788 delete [] ov_rend; ov_rend = 0; 3624 delete [] ov.rend; ov.rend = 0;
3789} 3625}
3790 3626
3791void 3627void
3792rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3628rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3793{ 3629{
3794 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3630 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3795 return; 3631 return;
3796 3632
3797 x++, y++; 3633 x++, y++;
3798 3634
3799 ov_text[y][x] = text; 3635 ov.text[y][x] = text;
3800 ov_rend[y][x] = rend; 3636 ov.rend[y][x] = rend;
3801} 3637}
3802 3638
3803void 3639void
3804rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3640rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3805{ 3641{
3824} 3660}
3825 3661
3826void 3662void
3827rxvt_term::scr_swap_overlay () NOTHROW 3663rxvt_term::scr_swap_overlay () NOTHROW
3828{ 3664{
3829 if (!ov_text) 3665 if (!ov.text)
3830 return; 3666 return;
3831 3667
3668 // hide cursor if it is within the overlay area
3669 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3670 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3671 screen.flags &= ~Screen_VisibleCursor;
3672
3832 // swap screen mem with overlay 3673 // swap screen mem with overlay
3833 for (int y = ov_h; y--; ) 3674 for (int y = ov.h; y--; )
3834 { 3675 {
3835 text_t *t1 = ov_text[y]; 3676 text_t *t1 = ov.text[y];
3836 rend_t *r1 = ov_rend[y]; 3677 rend_t *r1 = ov.rend[y];
3837 3678
3838 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3679 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3839 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3680 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3840 3681
3841 for (int x = ov_w; x--; ) 3682 for (int x = ov.w; x--; )
3842 { 3683 {
3843 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3684 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3844 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3685 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3845 } 3686 }
3846 } 3687 }

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