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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.320 by root, Tue Nov 4 23:20:17 2008 UTC vs.
Revision 1.431 by root, Sun Jan 13 20:19:24 2013 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
36{ 35{
37 while (len--) 36 while (len--)
38 *start++ = value; 37 *start++ = value;
39} 38}
40 39
41/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
99 96
100/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
101void 98void
102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
103{ 100{
104 if (!l.t) 101 if (!l.valid ())
105 { 102 {
106 lalloc (l); 103 l.alloc ();
107 col = 0; 104 col = 0;
108 width = ncol; 105 width = ncol;
109 } 106 }
110 107
111 l.touch (); 108 l.touch ();
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
199
164 view_start = 0; 200 view_start = 0;
165
166 num_scr = 0; 201 num_scr = 0;
167 202
168 if (ncol == 0) 203 if (ncol == 0)
169 ncol = 80; 204 ncol = 80;
170 205
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 = min (src.l, ncol);
399 dst.f = src.f;
382 } 400 }
383 401
384 for (int row = prev_nrow; row < nrow; row++) 402 for (int row = prev_nrow; row < nrow; row++)
385 {
386 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 403 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
387 }
388 404
389 term_start = 0; 405 term_start = 0;
390 } 406 }
391
392 free (old_buf);
393 delete old_ta;
394 delete old_ra;
395 407
396 clamp_it (screen.cur.row, 0, nrow - 1); 408 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1); 409 clamp_it (screen.cur.col, 0, ncol - 1);
398 } 410 }
399 411
412 for (int row = nrow; row--; )
413 {
414 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
415 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
416 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
417 }
418
419 chunk_free (prev_chunk, prev_chunk_size);
420
421 free (tabs);
422 tabs = (char *)rxvt_malloc (ncol);
423
424 for (int col = ncol; col--; )
425 tabs [col] = col % TABSIZE == 0;
426
400 CLEAR_ALL_SELECTION (); 427 CLEAR_ALL_SELECTION ();
401 428
402 prev_nrow = nrow; 429 prev_nrow = nrow;
403 prev_ncol = ncol; 430 prev_ncol = ncol;
404 431
405 tt_winch (); 432 tt_winch ();
406 433
407 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 434 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
408} 435}
409 436
410/* ------------------------------------------------------------------------- */ 437void ecb_cold
411/*
412 * Free everything. That way malloc debugging can find leakage.
413 */
414void
415rxvt_term::scr_release () NOTHROW 438rxvt_term::scr_release () NOTHROW
416{ 439{
417 if (row_buf) 440 chunk_free (chunk, chunk_size);
418 { 441 chunk = 0;
419 delete talloc; talloc = 0; 442 row_buf = 0;
420 delete ralloc; ralloc = 0;
421 443
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); 444 free (tabs);
428 tabs = 0; 445 tabs = 0;
429 }
430} 446}
431 447
432/* ------------------------------------------------------------------------- */ 448/* ------------------------------------------------------------------------- */
433/* 449/*
434 * Hard/Soft reset 450 * Hard/Soft reset
435 */ 451 */
436void 452void ecb_cold
437rxvt_term::scr_poweron () 453rxvt_term::scr_poweron ()
438{ 454{
439 scr_release (); 455 scr_release ();
456
440 prev_nrow = prev_ncol = 0; 457 prev_nrow = prev_ncol = 0;
458 rvideo_mode = false;
459 scr_soft_reset ();
441 scr_reset (); 460 scr_reset ();
442 461
443 scr_clear (true); 462 scr_clear (true);
444 scr_refresh (); 463 scr_refresh ();
445} 464}
446 465
447void 466void ecb_cold
448rxvt_term::scr_soft_reset () 467rxvt_term::scr_soft_reset () NOTHROW
449{ 468{
450 /* only affects modes, nothing drastic such as clearing the screen */ 469 /* only affects modes, nothing drastic such as clearing the screen */
451#if ENABLE_OVERLAY 470#if ENABLE_OVERLAY
452 scr_overlay_off (); 471 scr_overlay_off ();
453#endif 472#endif
454 473
455 rvideo_mode = false;
456
457 if (current_screen != PRIMARY) 474 if (current_screen != PRIMARY)
458 scr_swap_screen (); 475 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;
465 476
466 scr_scroll_region (0, MAX_ROWS - 1); 477 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None); 478 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0); 479 scr_insert_mode (0);
469} 480}
511 } 522 }
512 523
513 /* boundary check in case screen size changed between SAVE and RESTORE */ 524 /* boundary check in case screen size changed between SAVE and RESTORE */
514 min_it (s->cur.row, nrow - 1); 525 min_it (s->cur.row, nrow - 1);
515 min_it (s->cur.col, ncol - 1); 526 min_it (s->cur.col, ncol - 1);
516#ifdef DEBUG_STRICT
517 assert (s->cur.row >= 0); 527 assert (s->cur.row >= 0);
518 assert (s->cur.col >= 0); 528 assert (s->cur.col >= 0);
519#endif
520} 529}
521 530
522void 531void
523rxvt_term::scr_swap_screen () 532rxvt_term::scr_swap_screen () NOTHROW
524{ 533{
525 if (!option (Opt_secondaryScreen)) 534 if (!option (Opt_secondaryScreen))
526 return; 535 return;
527 536
528 for (int i = prev_nrow; i--; ) 537 for (int i = prev_nrow; i--; )
547 return; 556 return;
548 557
549 want_refresh = 1; 558 want_refresh = 1;
550 view_start = 0; 559 view_start = 0;
551 560
552 selection_check (2); /* check for boundary cross */ 561 /* check for boundary cross */
562 row_col_t pos;
563 pos.row = pos.col = 0;
564 if (ROWCOL_IS_BEFORE (selection.beg, pos)
565 && ROWCOL_IS_AFTER (selection.end, pos))
566 CLEAR_SELECTION ();
553 567
554 int i = current_screen; current_screen = scrn; scrn = i; 568 current_screen = scrn;
555 569
556#if NSCREENS 570#if NSCREENS
557 if (option (Opt_secondaryScreen)) 571 if (option (Opt_secondaryScreen))
558 { 572 {
559 num_scr = 0; 573 num_scr = 0;
623/* 637/*
624 * Scroll text between <row1> and <row2> inclusive, by <count> lines 638 * Scroll text between <row1> and <row2> inclusive, by <count> lines
625 * count positive ==> scroll up 639 * count positive ==> scroll up
626 * count negative ==> scroll down 640 * count negative ==> scroll down
627 */ 641 */
628int 642int ecb_hot
629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 643rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
630{ 644{
631 if (count == 0 || (row1 > row2)) 645 if (count == 0 || (row1 > row2))
632 return 0; 646 return 0;
633 647
636 650
637 if (count > 0 651 if (count > 0
638 && row1 == 0 652 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 653 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 { 654 {
655 min_it (count, total_rows - (nrow - (row2 + 1)));
656
641 top_row = max (top_row - count, -saveLines); 657 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645 658
646 // sever bottommost line 659 // sever bottommost line
647 { 660 {
648 line_t &l = ROW(row2 - count); 661 line_t &l = ROW(row2);
649 l.is_longer (0); 662 l.is_longer (0);
650 l.touch (); 663 l.touch ();
651 } 664 }
652 665
666 // scroll everything up 'count' lines
667 term_start = (term_start + count) % total_rows;
668
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
653 // erase newly scrolled-in lines 681 // erase newly scrolled-in lines
654 for (int i = count; i--; ) 682 for (int i = count; i--; )
655 { 683 {
656 line_t &l = ROW(nrow - 1 - i); 684 line_t &l = ROW(row2 - i);
657 685
658 // optimize if already cleared, can be significant on slow machines 686 // optimise if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem 687 // 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))) 688 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 { 689 {
662 scr_blank_line (l, 0, l.l, rstyle); 690 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0; 691 l.l = 0;
665 } 693 }
666 else 694 else
667 scr_blank_screen_mem (l, rstyle); 695 scr_blank_screen_mem (l, rstyle);
668 } 696 }
669 697
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 698 // move and/or clear selection, if any
683 if (selection.op && current_screen == selection.screen) 699 if (selection.op && current_screen == selection.screen
700 && selection.beg.row <= row2)
684 { 701 {
685 selection.beg.row -= count; 702 selection.beg.row -= count;
686 selection.end.row -= count; 703 selection.end.row -= count;
687 selection.mark.row -= count; 704 selection.mark.row -= count;
688 705
689 if (selection.beg.row < top_row 706 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 } 707 }
697 708
698 // finally move the view window, if desired 709 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer) 710 if (option (Opt_scrollWithBuffer)
700 && view_start != 0 711 && view_start != 0
730 } 741 }
731 742
732 // use a simple and robust scrolling algorithm, this 743 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical. 744 // part of scr_scroll_text is not time-critical.
734 745
746 // sever line above scroll region
747 if (row1)
748 {
749 line_t &l = ROW(row1 - 1);
750 l.is_longer (0);
751 l.touch ();
752 }
753
735 int rows = row2 - row1 + 1; 754 int rows = row2 - row1 + 1;
736 755
737 min_it (count, rows); 756 min_it (count, rows);
738 757
739 line_t *temp_buf = row_buf + total_rows; 758 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
740 759
741 for (int row = 0; row < rows; row++) 760 for (int row = 0; row < rows; row++)
742 { 761 {
743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 762 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
744 763
746 scr_blank_screen_mem (temp_buf [row], rstyle); 765 scr_blank_screen_mem (temp_buf [row], rstyle);
747 } 766 }
748 767
749 for (int row = 0; row < rows; row++) 768 for (int row = 0; row < rows; row++)
750 ROW(row1 + row) = temp_buf [row]; 769 ROW(row1 + row) = temp_buf [row];
770
771 // sever bottommost line
772 {
773 line_t &l = ROW(row2);
774 l.is_longer (0);
775 l.touch ();
776 }
751 } 777 }
752 778
753 return count; 779 return count;
754} 780}
755 781
756/* ------------------------------------------------------------------------- */ 782/* ------------------------------------------------------------------------- */
757/* 783/*
758 * Add text given in <str> of length <len> to screen struct 784 * Add text given in <str> of length <len> to screen struct
759 */ 785 */
760void 786void ecb_hot
761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 787rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
762{ 788{
763 if (len <= 0) /* sanity */ 789 if (len <= 0) /* sanity */
764 return; 790 return;
765 791
766 unsigned char checksel; 792 bool checksel;
767 unicode_t c; 793 unicode_t c;
768 int ncol = this->ncol; 794 int ncol = this->ncol;
769 const wchar_t *strend = str + len; 795 const wchar_t *strend = str + len;
770 796
771 want_refresh = 1; 797 want_refresh = 1;
784 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 810 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
785 screen.cur.row -= minlines; 811 screen.cur.row -= minlines;
786 } 812 }
787 } 813 }
788 814
789#ifdef DEBUG_STRICT
790 assert (screen.cur.col < ncol); 815 assert (screen.cur.col < ncol);
791 assert (screen.cur.row < nrow 816 assert (screen.cur.row < nrow
792 && screen.cur.row >= top_row); 817 && screen.cur.row >= top_row);
793#endif
794 int row = screen.cur.row; 818 int row = screen.cur.row;
795 819
796 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 820 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
797 821
798 line_t *line = &ROW(row); 822 line_t *line = &ROW(row);
799 823
800 while (str < strend) 824 while (str < strend)
801 { 825 {
802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 826 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
803 827
804 if (expect_false (c < 0x20)) 828 if (ecb_unlikely (c < 0x20))
805 if (c == C0_LF) 829 if (c == C0_LF)
806 { 830 {
807 max_it (line->l, screen.cur.col); 831 max_it (line->l, screen.cur.col);
808 832
809 screen.flags &= ~Screen_WrapNext; 833 screen.flags &= ~Screen_WrapNext;
828 { 852 {
829 scr_tab (1, true); 853 scr_tab (1, true);
830 continue; 854 continue;
831 } 855 }
832 856
833 if (expect_false ( 857 if (ecb_unlikely (
834 checksel /* see if we're writing within selection */ 858 checksel /* see if we're writing within selection */
835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 859 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
836 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 860 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 )) 861 ))
838 { 862 {
843 * should be a similar check. 867 * should be a similar check.
844 */ 868 */
845 CLEAR_SELECTION (); 869 CLEAR_SELECTION ();
846 } 870 }
847 871
848 if (expect_false (screen.flags & Screen_WrapNext)) 872 if (ecb_unlikely (screen.flags & Screen_WrapNext))
849 { 873 {
850 scr_do_wrap (); 874 scr_do_wrap ();
851 875
852 line->l = ncol; 876 line->l = ncol;
853 line->is_longer (1); 877 line->is_longer (1);
855 row = screen.cur.row; 879 row = screen.cur.row;
856 line = &ROW(row); /* _must_ refresh */ 880 line = &ROW(row); /* _must_ refresh */
857 } 881 }
858 882
859 // some utf-8 decoders "decode" surrogate characters: let's fix this. 883 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 884 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd; 885 c = 0xfffd;
862 886
863 // rely on wcwidth to tell us the character width, do wcwidth before 887 // rely on wcwidth to tell us the character width, do wcwidth before
864 // further replacements, as wcwidth might return -1 for the line 888 // further replacements, as wcwidth might return -1 for the line
865 // drawing characters below as they might be invalid in the current 889 // drawing characters below as they might be invalid in the current
866 // locale. 890 // locale.
867 int width = WCWIDTH (c); 891 int width = WCWIDTH (c);
868 892
869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 893 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
870 { 894 {
871 // vt100 special graphics and line drawing 895 // vt100 special graphics and line drawing
872 // 5f-7e standard vt100 896 // 5f-7e standard vt100
873 // 40-5e rxvt extension for extra curses acs chars 897 // 40-5e rxvt extension for extra curses acs chars
874 static uint16_t vt100_0[62] = { // 41 .. 7e 898 static uint16_t vt100_0[62] = { // 41 .. 7e
887 c = vt100_0[c - 0x41]; 911 c = vt100_0[c - 0x41];
888 width = 1; // vt100 line drawing characters are always single-width 912 width = 1; // vt100 line drawing characters are always single-width
889 } 913 }
890 } 914 }
891 915
892 if (expect_false (screen.flags & Screen_Insert)) 916 if (ecb_unlikely (screen.flags & Screen_Insert))
893 scr_insdel_chars (width, INSERT); 917 scr_insdel_chars (width, INSERT);
894 918
895 if (width != 0) 919 if (width != 0)
896 { 920 {
897#if !UNICODE_3 921#if !UNICODE_3
902# else 926# else
903 c = 0xfffd; 927 c = 0xfffd;
904# endif 928# endif
905#endif 929#endif
906 930
931 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
932
933 // if the character doesn't fit into the remaining columns...
934 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
935 {
936 if (screen.flags & Screen_Autowrap)
937 {
938 // ... artificially enlargen the previous one
939 c = NOCHAR;
940 // and try the same character next loop iteration
941 --str;
942 }
943 else
944 screen.cur.col = ncol - width;
945 }
946
907 // nuke the character at this position, if required 947 // nuke the character at this position, if required
908 if (expect_false ( 948 // due to wonderful coincidences everywhere else in this loop
949 // we never have to check for overwriting a wide char itself,
950 // only its tail.
909 line->t[screen.cur.col] == NOCHAR 951 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); 952 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 }
925 953
926 line->touch (); 954 line->touch ();
927 955
928 do 956 do
929 { 957 {
930 line->t[screen.cur.col] = c; 958 line->t[screen.cur.col] = c;
931 line->r[screen.cur.col] = rend; 959 line->r[screen.cur.col] = rend;
932 960
933 if (expect_true (screen.cur.col < ncol - 1)) 961 if (ecb_likely (screen.cur.col < ncol - 1))
934 screen.cur.col++; 962 screen.cur.col++;
935 else 963 else
936 { 964 {
937 line->l = ncol; 965 line->l = ncol;
938 if (screen.flags & Screen_Autowrap) 966 if (screen.flags & Screen_Autowrap)
939 screen.flags |= Screen_WrapNext; 967 screen.flags |= Screen_WrapNext;
940 break; 968
969 goto end_of_line;
941 } 970 }
942 971
943 c = NOCHAR; 972 c = NOCHAR;
944 } 973 }
945 while (expect_false (--width > 0)); 974 while (ecb_unlikely (--width > 0));
946 975
947 // pad with spaces when overwriting wide character with smaller one 976 // pad with spaces when overwriting wide character with smaller one
948 if (expect_false (!width)) 977 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
949 { 978 {
950 line->touch ();
951
952 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
953 {
954 line->t[c] = ' '; 979 line->t[c] = ' ';
955 line->r[c] = rend; 980 line->r[c] = rend;
956 }
957 } 981 }
982
983end_of_line:
984 ;
958 } 985 }
959#if ENABLE_COMBINING 986#if ENABLE_COMBINING
960 else // width == 0 987 else // width == 0
961 { 988 {
962 if (c != 0xfeff) // ignore BOM 989 if (c != 0xfeff) // ignore BOM
1002#endif 1029#endif
1003 } 1030 }
1004 1031
1005 max_it (line->l, screen.cur.col); 1032 max_it (line->l, screen.cur.col);
1006 1033
1007#ifdef DEBUG_STRICT
1008 assert (screen.cur.row >= 0); 1034 assert (screen.cur.row >= 0);
1009#endif
1010} 1035}
1011 1036
1012/* ------------------------------------------------------------------------- */ 1037/* ------------------------------------------------------------------------- */
1013/* 1038/*
1014 * Process Backspace. Move back the cursor back a position, wrap if have to 1039 * Process Backspace. Move back the cursor back a position, wrap if have to
1027 1052
1028 want_refresh = 1; 1053 want_refresh = 1;
1029#endif 1054#endif
1030 } 1055 }
1031 } 1056 }
1057 else if (screen.flags & Screen_WrapNext)
1058 screen.flags &= ~Screen_WrapNext;
1032 else 1059 else
1033 scr_gotorc (0, -1, RELATIVE); 1060 scr_gotorc (0, -1, RELATIVE);
1034} 1061}
1035 1062
1036/* ------------------------------------------------------------------------- */ 1063/* ------------------------------------------------------------------------- */
1114 * XTERM_SEQ: ESC 6 1141 * XTERM_SEQ: ESC 6
1115 * Move cursor left in row. If we're at the left boundary, shift everything 1142 * Move cursor left in row. If we're at the left boundary, shift everything
1116 * in that row right. Clear left column. 1143 * in that row right. Clear left column.
1117 */ 1144 */
1118#if !ENABLE_MINIMAL 1145#if !ENABLE_MINIMAL
1119void 1146void ecb_cold
1120rxvt_term::scr_backindex () NOTHROW 1147rxvt_term::scr_backindex () NOTHROW
1121{ 1148{
1122 if (screen.cur.col > 0) 1149 if (screen.cur.col > 0)
1123 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1150 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1124 else 1151 else
1131 * XTERM_SEQ: ESC 9 1158 * XTERM_SEQ: ESC 9
1132 * Move cursor right in row. If we're at the right boundary, shift everything 1159 * Move cursor right in row. If we're at the right boundary, shift everything
1133 * in that row left. Clear right column. 1160 * in that row left. Clear right column.
1134 */ 1161 */
1135#if !ENABLE_MINIMAL 1162#if !ENABLE_MINIMAL
1136void 1163void ecb_cold
1137rxvt_term::scr_forwardindex () NOTHROW 1164rxvt_term::scr_forwardindex () NOTHROW
1138{ 1165{
1139 if (screen.cur.col < ncol - 1) 1166 if (screen.cur.col < ncol - 1)
1140 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1167 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1141 else 1168 else
1292 scr_blank_line (line, col, num, rstyle); 1319 scr_blank_line (line, col, num, rstyle);
1293} 1320}
1294 1321
1295/* ------------------------------------------------------------------------- */ 1322/* ------------------------------------------------------------------------- */
1296/* 1323/*
1297 * Erase part of whole of the screen 1324 * Erase part or whole of the screen
1298 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1325 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1299 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1326 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1300 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1327 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1301 */ 1328 */
1302void 1329void
1311 ZERO_SCROLLBACK (); 1338 ZERO_SCROLLBACK ();
1312 1339
1313 switch (mode) 1340 switch (mode)
1314 { 1341 {
1315 case 0: /* erase to end of screen */ 1342 case 0: /* erase to end of screen */
1316 selection_check (1);
1317 scr_erase_line (0); 1343 scr_erase_line (0);
1318 row = screen.cur.row + 1; /* possible OOB */ 1344 row = screen.cur.row + 1; /* possible OOB */
1319 num = nrow - row; 1345 num = nrow - row;
1320 break; 1346 break;
1321 case 1: /* erase to beginning of screen */ 1347 case 1: /* erase to beginning of screen */
1322 selection_check (3);
1323 scr_erase_line (1); 1348 scr_erase_line (1);
1324 row = 0; 1349 row = 0;
1325 num = screen.cur.row; 1350 num = screen.cur.row;
1326 break; 1351 break;
1327 case 2: /* erase whole screen */ 1352 case 2: /* erase whole screen */
1328 selection_check (3);
1329 row = 0; 1353 row = 0;
1330 num = nrow; 1354 num = nrow;
1331 break; 1355 break;
1332 default: 1356 default:
1333 return; 1357 return;
1342 if (row >= nrow) /* Out Of Bounds */ 1366 if (row >= nrow) /* Out Of Bounds */
1343 return; 1367 return;
1344 1368
1345 min_it (num, nrow - row); 1369 min_it (num, nrow - row);
1346 1370
1347 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1348 if (rstyle & (RS_RVid | RS_Uline)) 1371 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1349 ren = (rend_t) ~RS_None; 1372 ren = (rend_t) ~RS_None;
1350 else if (GET_BASEBG (rstyle) == Color_bg) 1373 else if (GET_BASEBG (rstyle) == Color_bg)
1351 { 1374 {
1352 ren = DEFAULT_RSTYLE; 1375 ren = DEFAULT_RSTYLE;
1353 1376
1354 if (mapped) 1377 if (mapped)
1355 XClearArea (dpy, vt, 0, 1378 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row), (unsigned int)width, 1379 Row2Pixel (row - view_start), (unsigned int)vt_width,
1357 (unsigned int)Height2Pixel (num), False); 1380 (unsigned int)Height2Pixel (num), False);
1358 } 1381 }
1359 else 1382 else
1360 { 1383 {
1361 ren = rstyle & (RS_fgMask | RS_bgMask); 1384 ren = rstyle & (RS_fgMask | RS_bgMask);
1362 1385
1386 if (mapped)
1387 {
1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1388 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1364 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1389 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1365 XFillRectangle (dpy, vt, gc, 1390 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row), 1391 0, Row2Pixel (row - view_start),
1367 (unsigned int)width, 1392 (unsigned int)vt_width,
1368 (unsigned int)Height2Pixel (num)); 1393 (unsigned int)Height2Pixel (num));
1369 gcvalue.foreground = pix_colors[Color_fg]; 1394 gcvalue.foreground = pix_colors[Color_fg];
1370 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1395 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1396 }
1371 } 1397 }
1372 1398
1373 for (; num--; row++) 1399 for (; num--; row++)
1374 { 1400 {
1375 scr_blank_screen_mem (ROW(row), rstyle); 1401 scr_blank_screen_mem (ROW(row), rstyle);
1402
1403 if (row - view_start < nrow)
1376 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1404 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1377 } 1405 }
1378} 1406}
1379 1407
1380#if !ENABLE_MINIMAL 1408#if !ENABLE_MINIMAL
1381void 1409void
1391/* ------------------------------------------------------------------------- */ 1419/* ------------------------------------------------------------------------- */
1392/* 1420/*
1393 * Fill the screen with `E's 1421 * Fill the screen with `E's
1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1422 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1395 */ 1423 */
1396void 1424void ecb_cold
1397rxvt_term::scr_E () NOTHROW 1425rxvt_term::scr_E () NOTHROW
1398{ 1426{
1399 rend_t fs; 1427 rend_t fs;
1400 1428
1401 want_refresh = 1; 1429 want_refresh = 1;
1402 ZERO_SCROLLBACK (); 1430 ZERO_SCROLLBACK ();
1403 1431
1404 num_scr_allow = 0; 1432 num_scr_allow = 0;
1405 selection_check (3); 1433
1434 row_col_t pos;
1435 pos.row = pos.col = 0;
1436 if (ROWCOL_IS_AFTER (selection.end, pos))
1437 CLEAR_SELECTION ();
1406 1438
1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1439 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1408 for (int row = nrow; row--; ) 1440 for (int row = nrow; row--; )
1409 { 1441 {
1410 line_t &line = ROW(row); 1442 line_t &line = ROW(row);
1534 { 1566 {
1535 line->t[col] = line->t[col + count]; 1567 line->t[col] = line->t[col + count];
1536 line->r[col] = line->r[col + count]; 1568 line->r[col] = line->r[col + count];
1537 } 1569 }
1538 1570
1539 scr_blank_line (*line, ncol - count, count, 1571 scr_blank_line (*line, ncol - count, count, rstyle);
1540 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1541 1572
1542 if (selection.op && current_screen == selection.screen 1573 if (selection.op && current_screen == selection.screen
1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1574 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 { 1575 {
1545 if (selection.end.row != screen.cur.row 1576 if (selection.end.row != screen.cur.row
1562/* ------------------------------------------------------------------------- */ 1593/* ------------------------------------------------------------------------- */
1563/* 1594/*
1564 * Set the scrolling region 1595 * Set the scrolling region
1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1596 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1566 */ 1597 */
1567void 1598void ecb_cold
1568rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1599rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1569{ 1600{
1570 max_it (top, 0); 1601 max_it (top, 0);
1571 min_it (bot, nrow - 1); 1602 min_it (bot, nrow - 1);
1572 1603
1582/* 1613/*
1583 * Make the cursor visible/invisible 1614 * Make the cursor visible/invisible
1584 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1615 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1585 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1616 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1586 */ 1617 */
1587void 1618void ecb_cold
1588rxvt_term::scr_cursor_visible (int mode) NOTHROW 1619rxvt_term::scr_cursor_visible (int mode) NOTHROW
1589{ 1620{
1590 want_refresh = 1; 1621 want_refresh = 1;
1591 1622
1592 if (mode) 1623 if (mode)
1599/* 1630/*
1600 * Set/unset automatic wrapping 1631 * Set/unset automatic wrapping
1601 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1632 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1602 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1633 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1603 */ 1634 */
1604void 1635void ecb_cold
1605rxvt_term::scr_autowrap (int mode) NOTHROW 1636rxvt_term::scr_autowrap (int mode) NOTHROW
1606{ 1637{
1607 if (mode) 1638 if (mode)
1608 screen.flags |= Screen_Autowrap; 1639 screen.flags |= Screen_Autowrap;
1609 else 1640 else
1618 * Relative mode: line numbers are relative to top margin of scrolling region 1649 * Relative mode: line numbers are relative to top margin of scrolling region
1619 * and the cursor cannot be moved outside. 1650 * and the cursor cannot be moved outside.
1620 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1651 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1621 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1652 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1622 */ 1653 */
1623void 1654void ecb_cold
1624rxvt_term::scr_relative_origin (int mode) NOTHROW 1655rxvt_term::scr_relative_origin (int mode) NOTHROW
1625{ 1656{
1626 if (mode) 1657 if (mode)
1627 screen.flags |= Screen_Relative; 1658 screen.flags |= Screen_Relative;
1628 else 1659 else
1635/* 1666/*
1636 * Set insert/replace mode 1667 * Set insert/replace mode
1637 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1668 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1638 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1669 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1639 */ 1670 */
1640void 1671void ecb_cold
1641rxvt_term::scr_insert_mode (int mode) NOTHROW 1672rxvt_term::scr_insert_mode (int mode) NOTHROW
1642{ 1673{
1643 if (mode) 1674 if (mode)
1644 screen.flags |= Screen_Insert; 1675 screen.flags |= Screen_Insert;
1645 else 1676 else
1651 * Set/Unset tabs 1682 * Set/Unset tabs
1652 * XTERM_SEQ: Set tab at current column : ESC H 1683 * XTERM_SEQ: Set tab at current column : ESC H
1653 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1684 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1654 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1685 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1655 */ 1686 */
1656void 1687void ecb_cold
1657rxvt_term::scr_set_tab (int mode) NOTHROW 1688rxvt_term::scr_set_tab (int mode) NOTHROW
1658{ 1689{
1659 if (mode < 0) 1690 if (mode < 0)
1660 memset (tabs, 0, ncol); 1691 memset (tabs, 0, ncol);
1661 else if (screen.cur.col < ncol) 1692 else if (screen.cur.col < ncol)
1680 if (rvideo_state != on) 1711 if (rvideo_state != on)
1681 { 1712 {
1682 rvideo_state = on; 1713 rvideo_state = on;
1683 1714
1684 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1715 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1685#ifdef HAVE_BG_PIXMAP 1716#ifdef HAVE_IMG
1686 if (bgPixmap.pixmap == None) 1717 if (bg_img == 0)
1687#endif 1718#endif
1688 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1719 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1689 1720
1690 XGCValues gcvalue; 1721 XGCValues gcvalue;
1691 gcvalue.foreground = pix_colors[Color_fg]; 1722 gcvalue.foreground = pix_colors[Color_fg];
1700/* ------------------------------------------------------------------------- */ 1731/* ------------------------------------------------------------------------- */
1701/* 1732/*
1702 * Report current cursor position 1733 * Report current cursor position
1703 * XTERM_SEQ: Report position: ESC [ 6 n 1734 * XTERM_SEQ: Report position: ESC [ 6 n
1704 */ 1735 */
1705void 1736void ecb_cold
1706rxvt_term::scr_report_position () NOTHROW 1737rxvt_term::scr_report_position () NOTHROW
1707{ 1738{
1708 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1739 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1709} 1740}
1710 1741
1713 * ------------------------------------------------------------------------- */ 1744 * ------------------------------------------------------------------------- */
1714 1745
1715/* 1746/*
1716 * Set font style 1747 * Set font style
1717 */ 1748 */
1718void 1749void ecb_cold
1719rxvt_term::set_font_style () NOTHROW 1750rxvt_term::set_font_style () NOTHROW
1720{ 1751{
1721#if 0 1752#if 0
1722 switch (charsets [screen.charset]) 1753 switch (charsets [screen.charset])
1723 { 1754 {
1745 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1776 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1746 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1777 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1747 * XTERM_SEQ: Invoke G2 character set: ESC N 1778 * XTERM_SEQ: Invoke G2 character set: ESC N
1748 * XTERM_SEQ: Invoke G3 character set: ESC O 1779 * XTERM_SEQ: Invoke G3 character set: ESC O
1749 */ 1780 */
1750void 1781void ecb_cold
1751rxvt_term::scr_charset_choose (int set) NOTHROW 1782rxvt_term::scr_charset_choose (int set) NOTHROW
1752{ 1783{
1753 screen.charset = set; 1784 screen.charset = set;
1754 set_font_style (); 1785 set_font_style ();
1755} 1786}
1776 * ------------------------------------------------------------------------- */ 1807 * ------------------------------------------------------------------------- */
1777 1808
1778/* 1809/*
1779 * refresh matching text. 1810 * refresh matching text.
1780 */ 1811 */
1781bool 1812bool ecb_cold
1782rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1813rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1783{ 1814{
1784 bool found = false; 1815 bool found = false;
1785 1816
1786 for (int i = 0; i < nrow; i++) 1817 for (int i = 0; i < nrow; i++)
1805 PART_BEG = 0, 1836 PART_BEG = 0,
1806 PART_END, 1837 PART_END,
1807 RC_COUNT 1838 RC_COUNT
1808}; 1839};
1809 1840
1810void 1841void ecb_hot
1811rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1842rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1812{ 1843{
1813 int i; 1844 int i;
1814 row_col_t rc[RC_COUNT]; 1845 row_col_t rc[RC_COUNT];
1815 1846
1835 for (i = PART_BEG; i < RC_COUNT; i++) 1866 for (i = PART_BEG; i < RC_COUNT; i++)
1836 { 1867 {
1837 min_it (rc[i].col, ncol - 1); 1868 min_it (rc[i].col, ncol - 1);
1838 min_it (rc[i].row, nrow - 1); 1869 min_it (rc[i].row, nrow - 1);
1839 } 1870 }
1840// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1871
1841 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1872 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1842 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1873 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1843 1874
1844 num_scr_allow = 0; 1875 num_scr_allow = 0;
1845 1876
1852 * Refresh the entire screen 1883 * Refresh the entire screen
1853 */ 1884 */
1854void 1885void
1855rxvt_term::scr_touch (bool refresh) NOTHROW 1886rxvt_term::scr_touch (bool refresh) NOTHROW
1856{ 1887{
1857 scr_expose (0, 0, width, height, refresh); 1888 scr_expose (0, 0, vt_width, vt_height, refresh);
1858} 1889}
1859 1890
1860/* ------------------------------------------------------------------------- */ 1891/* ------------------------------------------------------------------------- */
1861/* 1892/*
1862 * Move the display so that the line represented by scrollbar value Y is at 1893 * Move the display so that the line represented by scrollbar value Y is at
1918 1949
1919# ifndef NO_MAPALERT 1950# ifndef NO_MAPALERT
1920# ifdef MAPALERT_OPTION 1951# ifdef MAPALERT_OPTION
1921 if (option (Opt_mapAlert)) 1952 if (option (Opt_mapAlert))
1922# endif 1953# endif
1923 XMapWindow (dpy, parent[0]); 1954 XMapWindow (dpy, parent);
1924# endif 1955# endif
1925 1956
1926# if ENABLE_FRILLS 1957# if ENABLE_FRILLS
1927 if (option (Opt_urgentOnBell)) 1958 if (option (Opt_urgentOnBell))
1928 set_urgency (1); 1959 set_urgency (1);
1936 1967
1937 bell_ev.start (VISUAL_BELL_DURATION); 1968 bell_ev.start (VISUAL_BELL_DURATION);
1938 } 1969 }
1939 else 1970 else
1940 XBell (dpy, 0); 1971 XBell (dpy, 0);
1972 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1941#endif 1973#endif
1942} 1974}
1943 1975
1944/* ------------------------------------------------------------------------- */ 1976/* ------------------------------------------------------------------------- */
1945/* ARGSUSED */ 1977void ecb_cold
1946void
1947rxvt_term::scr_printscreen (int fullhist) NOTHROW 1978rxvt_term::scr_printscreen (int fullhist) NOTHROW
1948{ 1979{
1949#ifdef PRINTPIPE 1980#ifdef PRINTPIPE
1950 int nrows, row_start; 1981 int nrows, row_start;
1951 FILE *fd = popen_printer (); 1982 FILE *fd = popen_printer ();
1964 row_start = view_start; 1995 row_start = view_start;
1965 } 1996 }
1966 1997
1967 wctomb (0, 0); 1998 wctomb (0, 0);
1968 1999
1969 for (int r1 = 0; r1 < nrows; r1++) 2000 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1970 { 2001 {
1971 text_t *tp = ROW(r1).t; 2002 text_t *tp = ROW(r1).t;
1972 int len = ROW(r1).l; 2003 int len = ROW(r1).l;
1973 2004
1974 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2005 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2000/* 2031/*
2001 * Refresh the screen 2032 * Refresh the screen
2002 * drawn_text/drawn_rend contain the screen information before the update. 2033 * drawn_text/drawn_rend contain the screen information before the update.
2003 * screen.text/screen.rend contain what the screen will change to. 2034 * screen.text/screen.rend contain what the screen will change to.
2004 */ 2035 */
2005void 2036void ecb_hot
2006rxvt_term::scr_refresh () NOTHROW 2037rxvt_term::scr_refresh () NOTHROW
2007{ 2038{
2008 unsigned char have_bg,
2009 showcursor; /* show the cursor */
2010 int16_t col, row, /* column/row we're processing */ 2039 int16_t col, row, /* column/row we're processing */
2011 ocrow; /* old cursor row */ 2040 ocrow; /* old cursor row */
2012 int i; /* tmp */ 2041 int i; /* tmp */
2013#ifndef NO_CURSORCOLOR 2042#ifndef NO_CURSORCOLOR
2014 rend_t cc1; /* store colours at cursor position (s) */ 2043 rend_t cc1; /* store colours at cursor position (s) */
2025 /* 2054 /*
2026 * A: set up vars 2055 * A: set up vars
2027 */ 2056 */
2028 refresh_count = 0; 2057 refresh_count = 0;
2029 2058
2059 unsigned int old_screen_flags = screen.flags;
2030 have_bg = 0; 2060 bool have_bg = 0;
2031#ifdef HAVE_BG_PIXMAP 2061#ifdef HAVE_IMG
2032 have_bg = bgPixmap.pixmap != None; 2062 have_bg = bg_img != 0;
2033#endif 2063#endif
2034 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2064 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2035 2065
2036 /* 2066 /*
2037 * B: reverse any characters which are selected 2067 * B: reverse any characters which are selected
2038 */ 2068 */
2039 scr_reverse_selection (); 2069 scr_reverse_selection ();
2040 2070
2071 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2072#if ENABLE_OVERLAY
2073 scr_swap_overlay ();
2074#endif
2075
2076 bool showcursor = screen.flags & Screen_VisibleCursor;
2077
2041 /* 2078 /*
2042 * C: set the cursor character (s) 2079 * C: set the cursor character (s)
2043 */ 2080 */
2044 { 2081 {
2045 unsigned char setoldcursor; 2082 bool setoldcursor;
2046 2083
2047 showcursor = (screen.flags & Screen_VisibleCursor);
2048#ifdef CURSOR_BLINK 2084#ifdef CURSOR_BLINK
2049 if (hidden_cursor) 2085 if (hidden_cursor)
2050 showcursor = 0; 2086 showcursor = 0;
2051#endif 2087#endif
2052 2088
2080 ccol2 = bgcolor_of (rstyle); 2116 ccol2 = bgcolor_of (rstyle);
2081#else 2117#else
2082 ccol2 = Color_bg; 2118 ccol2 = Color_bg;
2083#endif 2119#endif
2084 2120
2085 if (showcursor && focus) 2121 if (focus)
2086 { 2122 {
2087 if (option (Opt_cursorUnderline)) 2123 if (option (Opt_cursorUnderline))
2088 *crp ^= RS_Uline; 2124 *crp ^= RS_Uline;
2089 else 2125 else
2090 { 2126 {
2125 oldcursor.col = screen.cur.col; 2161 oldcursor.col = screen.cur.col;
2126 } 2162 }
2127 } 2163 }
2128 } 2164 }
2129 2165
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 2166#ifndef NO_SLOW_LINK_SUPPORT
2136 /* 2167 /*
2137 * D: CopyArea pass - very useful for slower links 2168 * D: CopyArea pass - very useful for slower links
2138 * This has been deliberately kept simple. 2169 * This has been deliberately kept simple.
2139 */ 2170 */
2143 { 2174 {
2144 int16_t nits; 2175 int16_t nits;
2145 int i = num_scr; 2176 int i = num_scr;
2146 int j; 2177 int j;
2147 int len, wlen; 2178 int len, wlen;
2148 dLocal (int, num_scr);
2149 2179
2150 j = nrow; 2180 j = nrow;
2151 wlen = len = -1; 2181 wlen = len = -1;
2152 row = i > 0 ? 0 : j - 1; 2182 row = i > 0 ? 0 : j - 1;
2153 2183
2228 continue; 2258 continue;
2229 2259
2230 // redraw one or more characters 2260 // redraw one or more characters
2231 2261
2232 // seek to the beginning of wide characters 2262 // seek to the beginning of wide characters
2233 while (expect_false (stp[col] == NOCHAR && col > 0)) 2263 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2234 --col; 2264 --col;
2235 2265
2236 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2266 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2237 text_t *text = stp + col; 2267 text_t *text = stp + col;
2238 int count = 1; 2268 int count = 1;
2239 2269
2240 dtp[col] = stp[col]; 2270 dtp[col] = stp[col];
2241 drp[col] = rend; 2271 drp[col] = rend;
2245 for (i = 0; ++col < ncol; ) 2275 for (i = 0; ++col < ncol; )
2246 { 2276 {
2247 if (stp[col] == NOCHAR) 2277 if (stp[col] == NOCHAR)
2248 { 2278 {
2249 dtp[col] = stp[col]; 2279 dtp[col] = stp[col];
2250 drp[col] = rend; 2280 drp[col] = srp[col];
2281
2251 count++; 2282 count++;
2252 i++; 2283 i++;
2253 2284
2254 continue; 2285 continue;
2255 } 2286 }
2275 2306
2276 col--; /* went one too far. move back */ 2307 col--; /* went one too far. move back */
2277 count -= i; /* dump any matching trailing chars */ 2308 count -= i; /* dump any matching trailing chars */
2278 2309
2279 // sometimes we optimize away the trailing NOCHAR's, add them back 2310 // sometimes we optimize away the trailing NOCHAR's, add them back
2280 while (expect_false (i && text[count] == NOCHAR)) 2311 while (ecb_unlikely (i && text[count] == NOCHAR))
2281 count++, i--; 2312 count++, i--;
2282 2313
2283 /* 2314 /*
2284 * Determine the attributes for the string 2315 * Determine the attributes for the string
2285 */ 2316 */
2286 int fore = fgcolor_of (rend); // desired foreground 2317 int fore = fgcolor_of (rend); // desired foreground
2287 int back = bgcolor_of (rend); // desired background 2318 int back = bgcolor_of (rend); // desired background
2288 2319
2289 // only do special processing if any attributes are set, which is unlikely 2320 // only do special processing if any attributes are set, which is unlikely
2290 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2321 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2291 { 2322 {
2292 bool invert = rend & RS_RVid; 2323 bool invert = rend & RS_RVid;
2293 2324
2294#ifndef NO_BOLD_UNDERLINE_REVERSE 2325#ifndef NO_BOLD_UNDERLINE_REVERSE
2295 if (rend & RS_Bold && fore == Color_fg) 2326 if (rend & RS_Bold && fore == Color_fg)
2314 2345
2315 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2346 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2316 fore = Color_UL; 2347 fore = Color_UL;
2317#endif 2348#endif
2318 2349
2350#ifdef OPTION_HC
2351 if (rend & RS_Sel)
2352 {
2353 /* invert the column if no highlightColor is set or it is the
2354 * current cursor column */
2355 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2356 && ISSET_PIXCOLOR (Color_HC))
2357 {
2358 if (ISSET_PIXCOLOR (Color_HTC))
2359 fore = Color_HTC;
2360 // if invert is 0 reverse video is set so we use bg color as fg color
2361 else if (!invert)
2362 fore = back;
2363
2364 back = Color_HC;
2365 invert = 0;
2366 }
2367 }
2368#endif
2369
2319 if (invert) 2370 if (invert)
2320 { 2371 {
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); 2372 ::swap (fore, back);
2328#ifdef OPTION_HC
2329 else if (ISSET_PIXCOLOR (Color_HC))
2330 back = Color_HC;
2331#endif
2332 2373
2333#ifndef NO_BOLD_UNDERLINE_REVERSE 2374#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) 2375 if (fore == back)
2339 { 2376 {
2340 fore = Color_bg; 2377 fore = Color_bg;
2341 back = Color_fg; 2378 back = Color_fg;
2342 } 2379 }
2378 /* 2415 /*
2379 * Actually do the drawing of the string here 2416 * Actually do the drawing of the string here
2380 */ 2417 */
2381 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2418 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2382 2419
2383 if (expect_true (have_bg && back == Color_bg)) 2420 if (ecb_likely (have_bg && back == Color_bg))
2384 { 2421 {
2385 // this is very ugly, maybe push it into ->draw? 2422 // this is very ugly, maybe push it into ->draw?
2386 2423
2387 for (i = 0; i < count; i++) /* don't draw empty strings */ 2424 for (i = 0; i < count; i++) /* don't draw empty strings */
2388 if (text[i] != ' ') 2425 if (text[i] != ' ')
2395 did_clear: ; 2432 did_clear: ;
2396 } 2433 }
2397 else 2434 else
2398 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2435 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2399 2436
2400 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2437 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2401 { 2438 {
2402#if ENABLE_FRILLS 2439#if ENABLE_FRILLS
2403 if (ISSET_PIXCOLOR (Color_underline)) 2440 if (ISSET_PIXCOLOR (Color_underline))
2404 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2441 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2405 else 2442 else
2410 xpixel, ypixel + font->ascent + 1, 2447 xpixel, ypixel + font->ascent + 1,
2411 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2448 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2412 } 2449 }
2413 } /* for (col....) */ 2450 } /* for (col....) */
2414 } /* for (row....) */ 2451 } /* for (row....) */
2415
2416#if ENABLE_OVERLAY
2417 scr_swap_overlay ();
2418#endif
2419 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2420 2452
2421 /* 2453 /*
2422 * G: cleanup cursor and display outline cursor if necessary 2454 * G: cleanup cursor and display outline cursor if necessary
2423 */ 2455 */
2424 if (showcursor) 2456 if (showcursor)
2456 2488
2457 XDrawRectangle (dpy, vt, gc, 2489 XDrawRectangle (dpy, vt, gc,
2458 Col2Pixel (col), 2490 Col2Pixel (col),
2459 Row2Pixel (oldcursor.row), 2491 Row2Pixel (oldcursor.row),
2460 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2492 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2461 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2493 (unsigned int) (Height2Pixel (1) - 1));
2462 } 2494 }
2463 } 2495 }
2464 2496
2465 /* 2497 /*
2466 * H: cleanup selection 2498 * H: cleanup selection
2467 */ 2499 */
2500#if ENABLE_OVERLAY
2501 scr_swap_overlay ();
2502#endif
2503 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2504
2468 scr_reverse_selection (); 2505 scr_reverse_selection ();
2469 2506
2507 screen.flags = old_screen_flags;
2470 num_scr = 0; 2508 num_scr = 0;
2471 num_scr_allow = 1; 2509 num_scr_allow = 1;
2472} 2510}
2473 2511
2474void 2512void ecb_cold
2475rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2513rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2476{ 2514{
2477 if (!l.t) 2515 if (!l.valid ())
2478 return; 2516 return;
2479 2517
2480 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2518 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2481 2519
2482 for (int i = ncol; i--; ) 2520 for (int i = ncol; i--; )
2483 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2521 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2484} 2522}
2485 2523
2486void 2524void ecb_cold
2487rxvt_term::scr_remap_chars () NOTHROW 2525rxvt_term::scr_remap_chars () NOTHROW
2488{ 2526{
2489 for (int i = total_rows; i--; ) 2527 for (int i = total_rows; i--; )
2490 scr_remap_chars (row_buf [i]); 2528 scr_remap_chars (row_buf [i]);
2491 2529
2494 scr_remap_chars (drawn_buf [i]); 2532 scr_remap_chars (drawn_buf [i]);
2495 scr_remap_chars (swap_buf [i]); 2533 scr_remap_chars (swap_buf [i]);
2496 } 2534 }
2497} 2535}
2498 2536
2499void 2537void ecb_cold
2500rxvt_term::scr_recolour () NOTHROW 2538rxvt_term::scr_recolour (bool refresh) NOTHROW
2501{ 2539{
2502#ifdef HAVE_BG_PIXMAP 2540 bool transparent = false;
2503 bgPixmap.apply ();
2504#else
2505 2541
2542#ifdef HAVE_IMG
2543 if (bg_img != 0)
2544 {
2545# if ENABLE_TRANSPARENCY
2546 if (bg_flags & BG_IS_TRANSPARENT)
2547 {
2548 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2549 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2550
2551 transparent = true;
2552 }
2553 else
2554# endif
2555 {
2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2557 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2558 }
2559 }
2560 else
2561#endif
2562 {
2506 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2563 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2507 XClearWindow (dpy, parent[0]);
2508 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2564 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2565 }
2566
2567 XClearWindow (dpy, parent);
2509 2568
2510 if (scrollBar.win) 2569 if (scrollBar.win)
2511 { 2570 {
2571 if (transparent)
2572 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2573 else
2512 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2574 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2513 scrollBar.state = STATE_IDLE; 2575 scrollBar.state = SB_STATE_IDLE;
2514 scrollBar.show (0); 2576 scrollBar.show (0);
2515 } 2577 }
2516 2578
2517#endif 2579 if (refresh)
2518 2580 {
2519 /* bgPixmap.apply () does not do the following : */
2520 scr_clear (); 2581 scr_clear ();
2521 scr_touch (true); 2582 scr_touch (true);
2583 }
2522 want_refresh = 1; 2584 want_refresh = 1;
2523} 2585}
2524 2586
2525/* ------------------------------------------------------------------------- */ 2587/* ------------------------------------------------------------------------- */
2526void 2588void
2583 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2645 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2584 srp[col] ^= rstyle; 2646 srp[col] ^= rstyle;
2585} 2647}
2586 2648
2587/* ------------------------------------------------------------------------- */ 2649/* ------------------------------------------------------------------------- */
2588void 2650void ecb_hot
2589rxvt_term::scr_reverse_selection () NOTHROW 2651rxvt_term::scr_reverse_selection () NOTHROW
2590{ 2652{
2591 if (selection.op 2653 if (selection.op
2592 && current_screen == selection.screen 2654 && current_screen == selection.screen
2593 && selection.end.row >= view_start) 2655 && selection.end.row >= view_start)
2594 { 2656 {
2595#if !ENABLE_MINIMAL 2657#if !ENABLE_MINIMAL
2596 if (selection.rect) 2658 if (selection.rect)
2597 scr_xor_rect (selection.beg.row, selection.beg.col, 2659 scr_xor_rect (selection.beg.row, selection.beg.col,
2598 selection.end.row, selection.end.col, 2660 selection.end.row, selection.end.col,
2599 RS_RVid, RS_RVid | RS_Uline); 2661 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2600 else 2662 else
2601#endif 2663#endif
2602 scr_xor_span (selection.beg.row, selection.beg.col, 2664 scr_xor_span (selection.beg.row, selection.beg.col,
2603 selection.end.row, selection.end.col, 2665 selection.end.row, selection.end.col,
2604 RS_RVid); 2666 RS_Sel | RS_RVid);
2605 } 2667 }
2606} 2668}
2607 2669
2608/* ------------------------------------------------------------------------- */ 2670/* ------------------------------------------------------------------------- */
2609/* 2671/*
2612 */ 2674 */
2613#if 0 2675#if 0
2614void 2676void
2615rxvt_term::scr_dump (int fd) NOTHROW 2677rxvt_term::scr_dump (int fd) NOTHROW
2616{ 2678{
2617 int row, wrote; 2679 // if this method is needed, it can be implemented by factoring the
2618 unsigned int width, towrite; 2680 // 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} 2681}
2638#endif 2682#endif
2639 2683
2640/* ------------------------------------------------------------------------- * 2684/* ------------------------------------------------------------------------- *
2641 * CHARACTER SELECTION * 2685 * CHARACTER SELECTION *
2642 * ------------------------------------------------------------------------- */ 2686 * ------------------------------------------------------------------------- */
2643void 2687void
2644rxvt_term::selection_check (int check_more) NOTHROW 2688rxvt_term::selection_check (int check_more) NOTHROW
2645{ 2689{
2646 row_col_t pos;
2647
2648 if (!selection.op) 2690 if (!selection.op)
2649 return; 2691 return;
2650 2692
2651 pos.row = pos.col = 0;
2652 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2693 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2653 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2694 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2654 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2695 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2655 || (check_more == 1 2696 || (check_more == 1
2656 && current_screen == selection.screen 2697 && current_screen == selection.screen
2657 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2698 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2658 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2699 && 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 (); 2700 CLEAR_ALL_SELECTION ();
2668} 2701}
2669 2702
2670/* ------------------------------------------------------------------------- */ 2703/* ------------------------------------------------------------------------- */
2671/* 2704/*
2672 * Paste a selection direct to the command fd 2705 * Paste a selection direct to the command fd
2673 */ 2706 */
2674void 2707void
2675rxvt_term::paste (char *data, unsigned int len) NOTHROW 2708rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2676{ 2709{
2677 /* convert normal newline chars into common keyboard Return key sequence */ 2710 /* convert normal newline chars into common keyboard Return key sequence */
2678 for (unsigned int i = 0; i < len; i++) 2711 for (unsigned int i = 0; i < len; i++)
2679 if (data[i] == C0_LF) 2712 if (data[i] == C0_LF)
2680 data[i] = C0_CR; 2713 data[i] = C0_CR;
2681 2714
2682 if (priv_modes & PrivMode_BracketPaste) 2715 if (priv_modes & PrivMode_BracketPaste)
2683 tt_printf ("\e[200~"); 2716 tt_printf ("\x1b[200~");
2684 2717
2685 tt_write (data, len); 2718 tt_write (data, len);
2686 2719
2687 if (priv_modes & PrivMode_BracketPaste) 2720 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[201~"); 2721 tt_printf ("\x1b[201~");
2689} 2722}
2690 2723
2691/* ------------------------------------------------------------------------- */
2692/*
2693 * Respond to a notification that a primary selection has been sent
2694 * EXT: SelectionNotify
2695 */
2696void 2724void
2697rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2725rxvt_term::paste (char *data, unsigned int len) NOTHROW
2698{ 2726{
2699 if (prop == None) /* check for failed XConvertSelection */ 2727 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; 2728 return;
2874 2729
2875 selection_paste (win, prop, true); 2730 tt_paste (data, len);
2876} 2731}
2877 2732
2878/* ------------------------------------------------------------------------- */ 2733/* ------------------------------------------------------------------------- */
2879/* 2734/*
2880 * Request the current selection: 2735 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2881 * Order: > internal selection if available 2736 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2882 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2737 * 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 2738 * EXT: button 2 release
2887 */ 2739 */
2888void 2740void
2889rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2741rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2890{ 2742{
2891 if (selection.text && selnum == Sel_Primary) 2743 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 } 2744 {
2899 else 2745 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2746 selection_req->run ();
2900 { 2747 }
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} 2748}
2942 2749
2943/* ------------------------------------------------------------------------- */ 2750/* ------------------------------------------------------------------------- */
2944/* 2751/*
2945 * Clear all selected text 2752 * Clear all selected text
2946 * EXT: SelectionClear 2753 * EXT: SelectionClear
2947 */ 2754 */
2948void 2755void
2949rxvt_term::selection_clear () NOTHROW 2756rxvt_term::selection_clear (bool clipboard) NOTHROW
2950{ 2757{
2758 if (!clipboard)
2759 {
2951 want_refresh = 1; 2760 want_refresh = 1;
2952 free (selection.text); 2761 free (selection.text);
2953 selection.text = NULL; 2762 selection.text = NULL;
2954 selection.len = 0; 2763 selection.len = 0;
2955 CLEAR_SELECTION (); 2764 CLEAR_SELECTION ();
2956 2765
2957 if (display->selection_owner == this) 2766 if (display->selection_owner == this)
2958 display->selection_owner = 0; 2767 display->selection_owner = 0;
2768 }
2769 else
2770 {
2771 free (selection.clip_text);
2772 selection.clip_text = NULL;
2773 selection.clip_len = 0;
2774
2775 if (display->clipboard_owner == this)
2776 display->clipboard_owner = 0;
2777 }
2959} 2778}
2960 2779
2961/* ------------------------------------------------------------------------- */ 2780/* ------------------------------------------------------------------------- */
2962/* 2781/*
2963 * Copy a selection into the cut buffer 2782 * Copy a selection into the cut buffer
2964 * EXT: button 1 or 3 release 2783 * EXT: button 1 or 3 release
2965 */ 2784 */
2966void 2785void
2967rxvt_term::selection_make (Time tm) 2786rxvt_term::selection_make (Time tm)
2968{ 2787{
2969 int i; 2788 int size;
2970 wchar_t *new_selection_text; 2789 wchar_t *new_selection_text;
2971 text_t *t; 2790 text_t *t;
2972 2791
2973 switch (selection.op) 2792 switch (selection.op)
2974 { 2793 {
2990 return; /* nothing selected, go away */ 2809 return; /* nothing selected, go away */
2991 2810
2992 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2811 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2993 return; 2812 return;
2994 2813
2995 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2814 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2996 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2815 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2997 2816
2998 int ofs = 0; 2817 int ofs = 0;
2999 int extra = 0; 2818 int extra = 0;
3000 2819
3001 int col = selection.beg.col; 2820 int col = selection.beg.col;
3007 { 2826 {
3008#if !ENABLE_MINIMAL 2827#if !ENABLE_MINIMAL
3009 if (selection.rect) 2828 if (selection.rect)
3010 { 2829 {
3011 col = selection.beg.col; 2830 col = selection.beg.col;
3012 end_col = ncol + 1; 2831 end_col = selection.end.col;
3013 } 2832 }
3014 else 2833 else
3015#endif 2834#endif
3016 end_col = ROW(row).l; 2835 end_col = ROW(row).l;
3017 2836
3018 col = max (col, 0); 2837 col = max (col, 0);
3019 2838
3020 if (row == selection.end.row 2839 if (row == selection.end.row)
3021#if !ENABLE_MINIMAL
3022 || selection.rect
3023#endif
3024 )
3025 min_it (end_col, selection.end.col); 2840 min_it (end_col, selection.end.col);
3026 2841
3027 t = ROW(row).t + col; 2842 t = ROW(row).t + col;
3028 2843
3029 for (; col < end_col; col++) 2844 for (; col < end_col; col++)
3037 2852
3038 extra -= (len - 1); 2853 extra -= (len - 1);
3039 2854
3040 if (extra < 0) 2855 if (extra < 0)
3041 { 2856 {
3042 extra += i; 2857 extra += size;
3043 i += i; 2858 size += size;
3044 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2859 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3045 } 2860 }
3046 2861
3047 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2862 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3048 } 2863 }
3049#endif 2864#endif
3061 2876
3062 new_selection_text[ofs++] = C0_LF; 2877 new_selection_text[ofs++] = C0_LF;
3063 } 2878 }
3064 else 2879 else
3065#endif 2880#endif
3066 if (!ROW(row).is_longer () && row != selection.end.row) 2881 if (!ROW(row).is_longer ()
2882 && (row != selection.end.row || end_col != selection.end.col)
2883 && (row != selection.beg.row || selection.beg.col < ncol))
3067 new_selection_text[ofs++] = C0_LF; 2884 new_selection_text[ofs++] = C0_LF;
3068 } 2885 }
3069
3070 if (end_col != selection.end.col)
3071 new_selection_text[ofs++] = C0_LF;
3072 2886
3073 new_selection_text[ofs] = 0; 2887 new_selection_text[ofs] = 0;
3074 2888
3075 if (ofs == 0) 2889 if (ofs == 0)
3076 { 2890 {
3089 2903
3090 selection_grab (tm); 2904 selection_grab (tm);
3091} 2905}
3092 2906
3093bool 2907bool
3094rxvt_term::selection_grab (Time tm) NOTHROW 2908rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3095{ 2909{
2910 Atom sel;
2911
2912 if (!clipboard)
2913 {
3096 selection_time = tm; 2914 selection_time = tm;
2915 sel = XA_PRIMARY;
2916 }
2917 else
2918 {
2919 clipboard_time = tm;
2920 sel = xa[XA_CLIPBOARD];
2921 }
3097 2922
3098 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2923 XSetSelectionOwner (dpy, sel, vt, tm);
3099 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2924 if (XGetSelectionOwner (dpy, sel) == vt)
3100 { 2925 {
3101 display->set_selection_owner (this); 2926 display->set_selection_owner (this, clipboard);
3102 return true; 2927 return true;
3103 } 2928 }
3104 else 2929 else
3105 { 2930 {
3106 selection_clear (); 2931 selection_clear (clipboard);
3107 return false; 2932 return false;
3108 } 2933 }
3109 2934
3110#if 0 2935#if 0
3111 XTextProperty ct; 2936 XTextProperty ct;
3121/* ------------------------------------------------------------------------- */ 2946/* ------------------------------------------------------------------------- */
3122/* 2947/*
3123 * Mark or select text based upon number of clicks: 1, 2, or 3 2948 * Mark or select text based upon number of clicks: 1, 2, or 3
3124 * EXT: button 1 press 2949 * EXT: button 1 press
3125 */ 2950 */
3126void 2951void ecb_cold
3127rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2952rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3128{ 2953{
3129 clicks = ((clicks - 1) % 3) + 1; 2954 clicks = ((clicks - 1) % 3) + 1;
3130 selection.clicks = clicks; /* save clicks so extend will work */ 2955 selection.clicks = clicks; /* save clicks so extend will work */
3131 2956
3150 2975
3151/* ------------------------------------------------------------------------- */ 2976/* ------------------------------------------------------------------------- */
3152/* 2977/*
3153 * Mark a selection at the specified col/row 2978 * Mark a selection at the specified col/row
3154 */ 2979 */
3155void 2980void ecb_cold
3156rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2981rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3157{ 2982{
3158 want_refresh = 1; 2983 want_refresh = 1;
3159 2984
3160 selection.mark.row = row + view_start; 2985 selection.mark.row = row + view_start;
3187/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3012/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3188#define DELIMIT_TEXT(x) \ 3013#define DELIMIT_TEXT(x) \
3189 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3014 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3190#define DELIMIT_REND(x) 1 3015#define DELIMIT_REND(x) 1
3191 3016
3192void 3017void ecb_cold
3193rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3018rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3194{ 3019{
3195 int col, row, dirnadd, tcol, trow, w1, w2; 3020 int col, row, dirnadd, tcol, trow, w1, w2;
3196 row_col_t bound; 3021 row_col_t bound;
3197 text_t *stp; 3022 text_t *stp;
3271 * EXT: button 3 press; button 1 or 3 drag 3096 * EXT: button 3 press; button 1 or 3 drag
3272 * flag == 0 ==> button 1 3097 * flag == 0 ==> button 1
3273 * flag == 1 ==> button 3 press 3098 * flag == 1 ==> button 3 press
3274 * flag == 2 ==> button 3 motion 3099 * flag == 2 ==> button 3 motion
3275 */ 3100 */
3276void 3101void ecb_cold
3277rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3102rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3278{ 3103{
3279 int col = clamp (Pixel2Col (x), 0, ncol); 3104 int col = clamp (Pixel2Col (x), 0, ncol);
3280 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3105 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3281 3106
3307 3132
3308/* ------------------------------------------------------------------------- */ 3133/* ------------------------------------------------------------------------- */
3309/* 3134/*
3310 * Extend the selection to the specified col/row 3135 * Extend the selection to the specified col/row
3311 */ 3136 */
3312void 3137void ecb_cold
3313rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3138rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3314{ 3139{
3315 row_col_t pos; 3140 row_col_t pos;
3316 enum { 3141 enum {
3317 LEFT, RIGHT 3142 LEFT, RIGHT
3508 ::swap (selection.beg.col, selection.end.col); 3333 ::swap (selection.beg.col, selection.end.col);
3509#endif 3334#endif
3510} 3335}
3511 3336
3512#if !ENABLE_MINIMAL 3337#if !ENABLE_MINIMAL
3513void 3338void ecb_cold
3514rxvt_term::selection_remove_trailing_spaces () NOTHROW 3339rxvt_term::selection_remove_trailing_spaces () NOTHROW
3515{ 3340{
3516 int32_t end_col, end_row; 3341 int32_t end_col, end_row;
3517 text_t *stp; 3342 text_t *stp;
3518 3343
3556/* ------------------------------------------------------------------------- */ 3381/* ------------------------------------------------------------------------- */
3557/* 3382/*
3558 * Double click on button 3 when already selected 3383 * Double click on button 3 when already selected
3559 * EXT: button 3 double click 3384 * EXT: button 3 double click
3560 */ 3385 */
3561void 3386void ecb_cold
3562rxvt_term::selection_rotate (int x, int y) NOTHROW 3387rxvt_term::selection_rotate (int x, int y) NOTHROW
3563{ 3388{
3564 selection.clicks = selection.clicks % 3 + 1; 3389 selection.clicks = selection.clicks % 3 + 1;
3565 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3390 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3566} 3391}
3568/* ------------------------------------------------------------------------- */ 3393/* ------------------------------------------------------------------------- */
3569/* 3394/*
3570 * Respond to a request for our current selection 3395 * Respond to a request for our current selection
3571 * EXT: SelectionRequest 3396 * EXT: SelectionRequest
3572 */ 3397 */
3573void 3398void ecb_cold
3574rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3399rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3575{ 3400{
3401 Atom property = rq.property == None ? rq.target : rq.property;
3576 XSelectionEvent ev; 3402 XSelectionEvent ev;
3577 3403
3578 ev.type = SelectionNotify; 3404 ev.type = SelectionNotify;
3579 ev.property = None; 3405 ev.property = None;
3580 ev.display = rq.display; 3406 ev.display = rq.display;
3595 *target++ = xa[XA_COMPOUND_TEXT]; 3421 *target++ = xa[XA_COMPOUND_TEXT];
3596#if X_HAVE_UTF8_STRING 3422#if X_HAVE_UTF8_STRING
3597 *target++ = xa[XA_UTF8_STRING]; 3423 *target++ = xa[XA_UTF8_STRING];
3598#endif 3424#endif
3599 3425
3600 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3426 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3601 32, PropModeReplace, 3427 32, PropModeReplace,
3602 (unsigned char *)target_list, target - target_list); 3428 (unsigned char *)target_list, target - target_list);
3603 ev.property = rq.property; 3429 ev.property = property;
3604 } 3430 }
3605#if TODO // TODO 3431#if TODO // TODO
3606 else if (rq.target == xa[XA_MULTIPLE]) 3432 else if (rq.target == xa[XA_MULTIPLE])
3607 { 3433 {
3608 /* TODO: Handle MULTIPLE */ 3434 /* TODO: Handle MULTIPLE */
3609 } 3435 }
3610#endif 3436#endif
3611 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3437 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3612 { 3438 {
3613 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3439 XChangeProperty (dpy, rq.requestor, property, rq.target,
3614 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3440 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3615 ev.property = rq.property; 3441 ev.property = property;
3442 }
3443 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3444 {
3445 XChangeProperty (dpy, rq.requestor, property, rq.target,
3446 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3447 ev.property = property;
3616 } 3448 }
3617 else if (rq.target == XA_STRING 3449 else if (rq.target == XA_STRING
3618 || rq.target == xa[XA_TEXT] 3450 || rq.target == xa[XA_TEXT]
3619 || rq.target == xa[XA_COMPOUND_TEXT] 3451 || rq.target == xa[XA_COMPOUND_TEXT]
3620 || rq.target == xa[XA_UTF8_STRING] 3452 || rq.target == xa[XA_UTF8_STRING]
3652 { 3484 {
3653 target = xa[XA_COMPOUND_TEXT]; 3485 target = xa[XA_COMPOUND_TEXT];
3654 style = enc_compound_text; 3486 style = enc_compound_text;
3655 } 3487 }
3656 3488
3657 if (selection.text) 3489 if (rq.selection == XA_PRIMARY && selection.text)
3658 { 3490 {
3659 cl = selection.text; 3491 cl = selection.text;
3660 selectlen = selection.len; 3492 selectlen = selection.len;
3493 }
3494 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3495 {
3496 cl = selection.clip_text;
3497 selectlen = selection.clip_len;
3661 } 3498 }
3662 else 3499 else
3663 { 3500 {
3664 cl = L""; 3501 cl = L"";
3665 selectlen = 0; 3502 selectlen = 0;
3686 ct.value = (unsigned char *)cl; 3523 ct.value = (unsigned char *)cl;
3687 ct.nitems = selectlen; 3524 ct.nitems = selectlen;
3688 ct.encoding = target; 3525 ct.encoding = target;
3689 } 3526 }
3690 3527
3691 XChangeProperty (dpy, rq.requestor, rq.property, 3528 XChangeProperty (dpy, rq.requestor, property,
3692 ct.encoding, 8, PropModeReplace, 3529 ct.encoding, 8, PropModeReplace,
3693 ct.value, (int)ct.nitems); 3530 ct.value, (int)ct.nitems);
3694 ev.property = rq.property; 3531 ev.property = property;
3695 3532
3696 if (freect) 3533 if (freect)
3697 XFree (ct.value); 3534 XFree (ct.value);
3698 } 3535 }
3699 3536
3700 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3537 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3701} 3538}
3702 3539
3703/* ------------------------------------------------------------------------- */ 3540/* ------------------------------------------------------------------------- */
3704#ifdef USE_XIM 3541#if USE_XIM
3705void 3542void ecb_cold
3706rxvt_term::im_set_position (XPoint &pos) NOTHROW 3543rxvt_term::im_set_position (XPoint &pos) NOTHROW
3707{ 3544{
3708 XWindowAttributes xwa; 3545 XWindowAttributes xwa;
3709 3546
3710 XGetWindowAttributes (dpy, vt, &xwa); 3547 XGetWindowAttributes (dpy, vt, &xwa);
3733 h += 2; min_it (h, nrow); 3570 h += 2; min_it (h, nrow);
3734 3571
3735 x -= 1; clamp_it (x, 0, ncol - w); 3572 x -= 1; clamp_it (x, 0, ncol - w);
3736 y -= 1; clamp_it (y, 0, nrow - h); 3573 y -= 1; clamp_it (y, 0, nrow - h);
3737 3574
3738 ov_x = x; ov_y = y; 3575 ov.x = x; ov.y = y;
3739 ov_w = w; ov_h = h; 3576 ov.w = w; ov.h = h;
3740 3577
3741 ov_text = new text_t *[h]; 3578 ov.text = new text_t *[h];
3742 ov_rend = new rend_t *[h]; 3579 ov.rend = new rend_t *[h];
3743 3580
3744 for (y = 0; y < h; y++) 3581 for (y = 0; y < h; y++)
3745 { 3582 {
3746 text_t *tp = ov_text[y] = new text_t[w]; 3583 text_t *tp = ov.text[y] = new text_t[w];
3747 rend_t *rp = ov_rend[y] = new rend_t[w]; 3584 rend_t *rp = ov.rend[y] = new rend_t[w];
3748 3585
3749 text_t t0, t1, t2; 3586 text_t t0, t1, t2;
3750 rend_t r = OVERLAY_RSTYLE; 3587 rend_t r = OVERLAY_RSTYLE;
3751 3588
3752 if (y == 0) 3589 if (y == 0)
3771} 3608}
3772 3609
3773void 3610void
3774rxvt_term::scr_overlay_off () NOTHROW 3611rxvt_term::scr_overlay_off () NOTHROW
3775{ 3612{
3776 if (!ov_text) 3613 if (!ov.text)
3777 return; 3614 return;
3778 3615
3779 want_refresh = 1; 3616 want_refresh = 1;
3780 3617
3781 for (int y = 0; y < ov_h; y++) 3618 for (int y = 0; y < ov.h; y++)
3782 { 3619 {
3783 delete [] ov_text[y]; 3620 delete [] ov.text[y];
3784 delete [] ov_rend[y]; 3621 delete [] ov.rend[y];
3785 } 3622 }
3786 3623
3787 delete [] ov_text; ov_text = 0; 3624 delete [] ov.text; ov.text = 0;
3788 delete [] ov_rend; ov_rend = 0; 3625 delete [] ov.rend; ov.rend = 0;
3789} 3626}
3790 3627
3791void 3628void
3792rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3629rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3793{ 3630{
3794 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3631 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3795 return; 3632 return;
3796 3633
3797 x++, y++; 3634 x++, y++;
3798 3635
3799 ov_text[y][x] = text; 3636 ov.text[y][x] = text;
3800 ov_rend[y][x] = rend; 3637 ov.rend[y][x] = rend;
3801} 3638}
3802 3639
3803void 3640void
3804rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3641rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3805{ 3642{
3824} 3661}
3825 3662
3826void 3663void
3827rxvt_term::scr_swap_overlay () NOTHROW 3664rxvt_term::scr_swap_overlay () NOTHROW
3828{ 3665{
3829 if (!ov_text) 3666 if (!ov.text)
3830 return; 3667 return;
3831 3668
3669 // hide cursor if it is within the overlay area
3670 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3671 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3672 screen.flags &= ~Screen_VisibleCursor;
3673
3832 // swap screen mem with overlay 3674 // swap screen mem with overlay
3833 for (int y = ov_h; y--; ) 3675 for (int y = ov.h; y--; )
3834 { 3676 {
3835 text_t *t1 = ov_text[y]; 3677 text_t *t1 = ov.text[y];
3836 rend_t *r1 = ov_rend[y]; 3678 rend_t *r1 = ov.rend[y];
3837 3679
3838 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3680 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3839 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3681 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3840 3682
3841 for (int x = ov_w; x--; ) 3683 for (int x = ov.w; x--; )
3842 { 3684 {
3843 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3685 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3844 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3686 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3845 } 3687 }
3846 } 3688 }

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