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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.322 by root, Tue Nov 4 23:35:50 2008 UTC vs.
Revision 1.429 by root, Sun Jan 13 20:11:21 2013 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
36{ 35{
37 while (len--) 36 while (len--)
38 *start++ = value; 37 *start++ = value;
39} 38}
40 39
41/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
99 96
100/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
101void 98void
102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
103{ 100{
104 if (!l.t) 101 if (!l.valid ())
105 { 102 {
106 lalloc (l); 103 l.alloc ();
107 col = 0; 104 col = 0;
108 width = ncol; 105 width = ncol;
109 } 106 }
110 107
111 l.touch (); 108 l.touch ();
142 while (col > 0 && l.t[col] == NOCHAR) 139 while (col > 0 && l.t[col] == NOCHAR)
143 col--; 140 col--;
144 141
145 rend_t rend = l.r[col] & ~RS_baseattrMask; 142 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
147 146
148 // found start, nuke 147 // found start, nuke
149 do { 148 do {
150 l.t[col] = ' '; 149 l.t[col] = ' ';
151 l.r[col] = rend; 150 l.r[col] = rend;
156/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
157 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
158 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
159 158
160void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
161rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
162{ 195{
163 scr_soft_reset (); 196#if ENABLE_OVERLAY
197 scr_overlay_off ();
198#endif
164 199
165 view_start = 0; 200 view_start = 0;
166 num_scr = 0; 201 num_scr = 0;
167 202
168 if (ncol == 0) 203 if (ncol == 0)
189 total_rows = nrow + saveLines; 224 total_rows = nrow + saveLines;
190 225
191 screen.tscroll = 0; 226 screen.tscroll = 0;
192 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
193 228
229 void *prev_chunk = chunk;
230 size_t prev_chunk_size = chunk_size;
231 line_t *prev_drawn_buf = drawn_buf;
232 line_t *prev_swap_buf = swap_buf;
233 line_t *prev_row_buf = row_buf;
234
235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
194 if (!row_buf) 239 if (!prev_row_buf)
195 { 240 {
196 /* 241 /*
197 * first time called so just malloc everything: don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
198 */ 243 */
199 top_row = 0; 244 top_row = 0;
200 term_start = 0; 245 term_start = 0;
201
202 talloc = new rxvt_salloc (ncol * sizeof (text_t));
203 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
204
205 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
206 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208
209 for (int row = nrow; row--; )
210 {
211 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 }
215 246
216 memset (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
217 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
218 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
219 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
233 selection.text = NULL; 264 selection.text = NULL;
234 selection.len = 0; 265 selection.len = 0;
235 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
236 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
237 selection.clicks = 0; 268 selection.clicks = 0;
269 selection.clip_text = NULL;
270 selection.clip_len = 0;
238 } 271 }
239 else 272 else
240 { 273 {
241 /* 274 /*
242 * add or delete rows as appropriate 275 * add or delete rows as appropriate
243 */ 276 */
244 277
245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247
248#if 0
249 if (nrow < prev_nrow)
250 {
251 for (int row = nrow; row < prev_nrow; row++)
252 {
253 lfree (swap_buf [row]);
254 lfree (drawn_buf[row]);
255 }
256 }
257#endif
258
259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; ) 278 for (int row = min (nrow, prev_nrow); row--; )
263 { 279 {
264 lresize (drawn_buf[row]); 280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
265 lresize (swap_buf [row]); 281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
266 }
267 282
268 for (int row = prev_nrow; row < nrow; row++) 283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
288 swap_buf [row].l = prev_swap_buf [row].l;
269 { 289 }
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));
276 290
277 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 291 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
278 int pend = MOD (term_start + top_row , prev_total_rows); 292 int pend = MOD (term_start + top_row , prev_total_rows);
279 int q = total_rows; // rewrapped row 293 int q = total_rows; // rewrapped row
280 294
281 if (top_row) 295 if (top_row)
282 { 296 {
283 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 297 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
284 // to come up with a lean and mean algorithm. 298 // to come up with a lean and mean algorithm.
299 // TODO: maybe optimise when width didn't change
285 300
286 row_col_t ocur = screen.cur; 301 row_col_t ocur = screen.cur;
287 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 302 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
288 303
289 do 304 do
290 { 305 {
291 p = MOD (p - 1, prev_total_rows); 306 p = MOD (p - 1, prev_total_rows);
292#ifdef DEBUG_STRICT
293 assert (old_buf [MOD (p, prev_total_rows)].t); 307 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
294#endif
295 int plines = 1; 308 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l; 309 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
297 310
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 311 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299 { 312 {
300 p = MOD (p - 1, prev_total_rows); 313 p = MOD (p - 1, prev_total_rows);
301 314
302 plines++; 315 plines++;
303 llen += prev_ncol; 316 llen += prev_ncol;
316 329
317 // re-assemble the full line by destination lines 330 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++) 331 for (int qrow = q; qlines--; qrow++)
319 { 332 {
320 qline = row_buf + qrow; 333 qline = row_buf + qrow;
321 lalloc (*qline); 334 qline->alloc (); // redundant with next line
322 qline->l = ncol; 335 qline->l = ncol;
323 qline->is_longer (1); 336 qline->is_longer (1);
324 337
325 int qcol = 0; 338 int qcol = 0;
326 339
341 // this seems to upset applications/shells/readline 354 // this seems to upset applications/shells/readline
342 // least. 355 // least.
343 if (prow == ocur.row) 356 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow); 357 screen.cur.row = q - (total_rows - nrow);
345 358
346 line_t &pline = old_buf [prow]; 359 line_t &pline = prev_row_buf [prow];
347 360
348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 361 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
349 362
350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 363 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 364 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
372 { 385 {
373 // if no scrollback exists (yet), wing, instead of wrap 386 // if no scrollback exists (yet), wing, instead of wrap
374 387
375 for (int row = min (nrow, prev_nrow); row--; ) 388 for (int row = min (nrow, prev_nrow); row--; )
376 { 389 {
377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 390 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
378 line_t &qline = row_buf [row]; 391 line_t &dst = row_buf [row];
379 392
380 qline = pline; 393 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
381 lresize (qline); 394
395 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
396 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
397 dst.l = common_col;
382 } 398 }
383 399
384 for (int row = prev_nrow; row < nrow; row++) 400 for (int row = prev_nrow; row < nrow; row++)
385 {
386 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 401 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
387 }
388 402
389 term_start = 0; 403 term_start = 0;
390 } 404 }
391
392 free (old_buf);
393 delete old_ta;
394 delete old_ra;
395 405
396 clamp_it (screen.cur.row, 0, nrow - 1); 406 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1); 407 clamp_it (screen.cur.col, 0, ncol - 1);
398 } 408 }
399 409
410 for (int row = nrow; row--; )
411 {
412 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
413 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
414 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
415 }
416
417 chunk_free (prev_chunk, prev_chunk_size);
418
419 free (tabs);
420 tabs = (char *)rxvt_malloc (ncol);
421
422 for (int col = ncol; col--; )
423 tabs [col] = col % TABSIZE == 0;
424
400 CLEAR_ALL_SELECTION (); 425 CLEAR_ALL_SELECTION ();
401 426
402 prev_nrow = nrow; 427 prev_nrow = nrow;
403 prev_ncol = ncol; 428 prev_ncol = ncol;
404 429
405 tt_winch (); 430 tt_winch ();
406 431
407 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 432 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
408} 433}
409 434
410/* ------------------------------------------------------------------------- */ 435void ecb_cold
411/*
412 * Free everything. That way malloc debugging can find leakage.
413 */
414void
415rxvt_term::scr_release () NOTHROW 436rxvt_term::scr_release () NOTHROW
416{ 437{
417 if (row_buf) 438 chunk_free (chunk, chunk_size);
418 { 439 chunk = 0;
419 delete talloc; talloc = 0; 440 row_buf = 0;
420 delete ralloc; ralloc = 0;
421 441
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); 442 free (tabs);
428 tabs = 0; 443 tabs = 0;
429 }
430} 444}
431 445
432/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
433/* 447/*
434 * Hard/Soft reset 448 * Hard/Soft reset
435 */ 449 */
436void 450void ecb_cold
437rxvt_term::scr_poweron () 451rxvt_term::scr_poweron ()
438{ 452{
439 scr_release (); 453 scr_release ();
454
440 prev_nrow = prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
456 rvideo_mode = false;
457 scr_soft_reset ();
441 scr_reset (); 458 scr_reset ();
442 459
443 scr_clear (true); 460 scr_clear (true);
444 scr_refresh (); 461 scr_refresh ();
445} 462}
446 463
447void 464void ecb_cold
448rxvt_term::scr_soft_reset () 465rxvt_term::scr_soft_reset () NOTHROW
449{ 466{
450 /* only affects modes, nothing drastic such as clearing the screen */ 467 /* only affects modes, nothing drastic such as clearing the screen */
451#if ENABLE_OVERLAY 468#if ENABLE_OVERLAY
452 scr_overlay_off (); 469 scr_overlay_off ();
453#endif 470#endif
454 471
455 rvideo_mode = false;
456
457 if (current_screen != PRIMARY) 472 if (current_screen != PRIMARY)
458 scr_swap_screen (); 473 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;
465 474
466 scr_scroll_region (0, MAX_ROWS - 1); 475 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None); 476 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0); 477 scr_insert_mode (0);
469} 478}
511 } 520 }
512 521
513 /* boundary check in case screen size changed between SAVE and RESTORE */ 522 /* boundary check in case screen size changed between SAVE and RESTORE */
514 min_it (s->cur.row, nrow - 1); 523 min_it (s->cur.row, nrow - 1);
515 min_it (s->cur.col, ncol - 1); 524 min_it (s->cur.col, ncol - 1);
516#ifdef DEBUG_STRICT
517 assert (s->cur.row >= 0); 525 assert (s->cur.row >= 0);
518 assert (s->cur.col >= 0); 526 assert (s->cur.col >= 0);
519#endif
520} 527}
521 528
522void 529void
523rxvt_term::scr_swap_screen () 530rxvt_term::scr_swap_screen () NOTHROW
524{ 531{
525 if (!option (Opt_secondaryScreen)) 532 if (!option (Opt_secondaryScreen))
526 return; 533 return;
527 534
528 for (int i = prev_nrow; i--; ) 535 for (int i = prev_nrow; i--; )
547 return; 554 return;
548 555
549 want_refresh = 1; 556 want_refresh = 1;
550 view_start = 0; 557 view_start = 0;
551 558
552 selection_check (2); /* check for boundary cross */ 559 /* check for boundary cross */
560 row_col_t pos;
561 pos.row = pos.col = 0;
562 if (ROWCOL_IS_BEFORE (selection.beg, pos)
563 && ROWCOL_IS_AFTER (selection.end, pos))
564 CLEAR_SELECTION ();
553 565
554 int i = current_screen; current_screen = scrn; scrn = i; 566 current_screen = scrn;
555 567
556#if NSCREENS 568#if NSCREENS
557 if (option (Opt_secondaryScreen)) 569 if (option (Opt_secondaryScreen))
558 { 570 {
559 num_scr = 0; 571 num_scr = 0;
623/* 635/*
624 * Scroll text between <row1> and <row2> inclusive, by <count> lines 636 * Scroll text between <row1> and <row2> inclusive, by <count> lines
625 * count positive ==> scroll up 637 * count positive ==> scroll up
626 * count negative ==> scroll down 638 * count negative ==> scroll down
627 */ 639 */
628int 640int ecb_hot
629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 641rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
630{ 642{
631 if (count == 0 || (row1 > row2)) 643 if (count == 0 || (row1 > row2))
632 return 0; 644 return 0;
633 645
636 648
637 if (count > 0 649 if (count > 0
638 && row1 == 0 650 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 651 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 { 652 {
653 min_it (count, total_rows - (nrow - (row2 + 1)));
654
641 top_row = max (top_row - count, -saveLines); 655 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645 656
646 // sever bottommost line 657 // sever bottommost line
647 { 658 {
648 line_t &l = ROW(row2 - count); 659 line_t &l = ROW(row2);
649 l.is_longer (0); 660 l.is_longer (0);
650 l.touch (); 661 l.touch ();
651 } 662 }
652 663
664 // scroll everything up 'count' lines
665 term_start = (term_start + count) % total_rows;
666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
653 // erase newly scrolled-in lines 679 // erase newly scrolled-in lines
654 for (int i = count; i--; ) 680 for (int i = count; i--; )
655 { 681 {
656 line_t &l = ROW(nrow - 1 - i); 682 line_t &l = ROW(row2 - i);
657 683
658 // optimize if already cleared, can be significant on slow machines 684 // optimise if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem 685 // 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))) 686 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 { 687 {
662 scr_blank_line (l, 0, l.l, rstyle); 688 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0; 689 l.l = 0;
665 } 691 }
666 else 692 else
667 scr_blank_screen_mem (l, rstyle); 693 scr_blank_screen_mem (l, rstyle);
668 } 694 }
669 695
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 696 // move and/or clear selection, if any
683 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen
698 && selection.beg.row <= row2)
684 { 699 {
685 selection.beg.row -= count; 700 selection.beg.row -= count;
686 selection.end.row -= count; 701 selection.end.row -= count;
687 selection.mark.row -= count; 702 selection.mark.row -= count;
688 703
689 if (selection.beg.row < top_row 704 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 } 705 }
697 706
698 // finally move the view window, if desired 707 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer) 708 if (option (Opt_scrollWithBuffer)
700 && view_start != 0 709 && view_start != 0
730 } 739 }
731 740
732 // use a simple and robust scrolling algorithm, this 741 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical. 742 // part of scr_scroll_text is not time-critical.
734 743
744 // sever line above scroll region
745 if (row1)
746 {
747 line_t &l = ROW(row1 - 1);
748 l.is_longer (0);
749 l.touch ();
750 }
751
735 int rows = row2 - row1 + 1; 752 int rows = row2 - row1 + 1;
736 753
737 min_it (count, rows); 754 min_it (count, rows);
738 755
739 line_t *temp_buf = row_buf + total_rows; 756 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
740 757
741 for (int row = 0; row < rows; row++) 758 for (int row = 0; row < rows; row++)
742 { 759 {
743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 760 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
744 761
746 scr_blank_screen_mem (temp_buf [row], rstyle); 763 scr_blank_screen_mem (temp_buf [row], rstyle);
747 } 764 }
748 765
749 for (int row = 0; row < rows; row++) 766 for (int row = 0; row < rows; row++)
750 ROW(row1 + row) = temp_buf [row]; 767 ROW(row1 + row) = temp_buf [row];
768
769 // sever bottommost line
770 {
771 line_t &l = ROW(row2);
772 l.is_longer (0);
773 l.touch ();
774 }
751 } 775 }
752 776
753 return count; 777 return count;
754} 778}
755 779
756/* ------------------------------------------------------------------------- */ 780/* ------------------------------------------------------------------------- */
757/* 781/*
758 * Add text given in <str> of length <len> to screen struct 782 * Add text given in <str> of length <len> to screen struct
759 */ 783 */
760void 784void ecb_hot
761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 785rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
762{ 786{
763 if (len <= 0) /* sanity */ 787 if (len <= 0) /* sanity */
764 return; 788 return;
765 789
766 unsigned char checksel; 790 bool checksel;
767 unicode_t c; 791 unicode_t c;
768 int ncol = this->ncol; 792 int ncol = this->ncol;
769 const wchar_t *strend = str + len; 793 const wchar_t *strend = str + len;
770 794
771 want_refresh = 1; 795 want_refresh = 1;
784 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 808 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
785 screen.cur.row -= minlines; 809 screen.cur.row -= minlines;
786 } 810 }
787 } 811 }
788 812
789#ifdef DEBUG_STRICT
790 assert (screen.cur.col < ncol); 813 assert (screen.cur.col < ncol);
791 assert (screen.cur.row < nrow 814 assert (screen.cur.row < nrow
792 && screen.cur.row >= top_row); 815 && screen.cur.row >= top_row);
793#endif
794 int row = screen.cur.row; 816 int row = screen.cur.row;
795 817
796 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 818 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
797 819
798 line_t *line = &ROW(row); 820 line_t *line = &ROW(row);
799 821
800 while (str < strend) 822 while (str < strend)
801 { 823 {
802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 824 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
803 825
804 if (expect_false (c < 0x20)) 826 if (ecb_unlikely (c < 0x20))
805 if (c == C0_LF) 827 if (c == C0_LF)
806 { 828 {
807 max_it (line->l, screen.cur.col); 829 max_it (line->l, screen.cur.col);
808 830
809 screen.flags &= ~Screen_WrapNext; 831 screen.flags &= ~Screen_WrapNext;
828 { 850 {
829 scr_tab (1, true); 851 scr_tab (1, true);
830 continue; 852 continue;
831 } 853 }
832 854
833 if (expect_false ( 855 if (ecb_unlikely (
834 checksel /* see if we're writing within selection */ 856 checksel /* see if we're writing within selection */
835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
836 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 )) 859 ))
838 { 860 {
843 * should be a similar check. 865 * should be a similar check.
844 */ 866 */
845 CLEAR_SELECTION (); 867 CLEAR_SELECTION ();
846 } 868 }
847 869
848 if (expect_false (screen.flags & Screen_WrapNext)) 870 if (ecb_unlikely (screen.flags & Screen_WrapNext))
849 { 871 {
850 scr_do_wrap (); 872 scr_do_wrap ();
851 873
852 line->l = ncol; 874 line->l = ncol;
853 line->is_longer (1); 875 line->is_longer (1);
855 row = screen.cur.row; 877 row = screen.cur.row;
856 line = &ROW(row); /* _must_ refresh */ 878 line = &ROW(row); /* _must_ refresh */
857 } 879 }
858 880
859 // some utf-8 decoders "decode" surrogate characters: let's fix this. 881 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 882 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd; 883 c = 0xfffd;
862 884
863 // rely on wcwidth to tell us the character width, do wcwidth before 885 // rely on wcwidth to tell us the character width, do wcwidth before
864 // further replacements, as wcwidth might return -1 for the line 886 // further replacements, as wcwidth might return -1 for the line
865 // drawing characters below as they might be invalid in the current 887 // drawing characters below as they might be invalid in the current
866 // locale. 888 // locale.
867 int width = WCWIDTH (c); 889 int width = WCWIDTH (c);
868 890
869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 891 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
870 { 892 {
871 // vt100 special graphics and line drawing 893 // vt100 special graphics and line drawing
872 // 5f-7e standard vt100 894 // 5f-7e standard vt100
873 // 40-5e rxvt extension for extra curses acs chars 895 // 40-5e rxvt extension for extra curses acs chars
874 static uint16_t vt100_0[62] = { // 41 .. 7e 896 static uint16_t vt100_0[62] = { // 41 .. 7e
887 c = vt100_0[c - 0x41]; 909 c = vt100_0[c - 0x41];
888 width = 1; // vt100 line drawing characters are always single-width 910 width = 1; // vt100 line drawing characters are always single-width
889 } 911 }
890 } 912 }
891 913
892 if (expect_false (screen.flags & Screen_Insert)) 914 if (ecb_unlikely (screen.flags & Screen_Insert))
893 scr_insdel_chars (width, INSERT); 915 scr_insdel_chars (width, INSERT);
894 916
895 if (width != 0) 917 if (width != 0)
896 { 918 {
897#if !UNICODE_3 919#if !UNICODE_3
902# else 924# else
903 c = 0xfffd; 925 c = 0xfffd;
904# endif 926# endif
905#endif 927#endif
906 928
929 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
930
931 // if the character doesn't fit into the remaining columns...
932 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
933 {
934 if (screen.flags & Screen_Autowrap)
935 {
936 // ... artificially enlargen the previous one
937 c = NOCHAR;
938 // and try the same character next loop iteration
939 --str;
940 }
941 else
942 screen.cur.col = ncol - width;
943 }
944
907 // nuke the character at this position, if required 945 // nuke the character at this position, if required
908 if (expect_false ( 946 // due to wonderful coincidences everywhere else in this loop
947 // we never have to check for overwriting a wide char itself,
948 // only its tail.
909 line->t[screen.cur.col] == NOCHAR 949 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); 950 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 }
925 951
926 line->touch (); 952 line->touch ();
927 953
928 do 954 do
929 { 955 {
930 line->t[screen.cur.col] = c; 956 line->t[screen.cur.col] = c;
931 line->r[screen.cur.col] = rend; 957 line->r[screen.cur.col] = rend;
932 958
933 if (expect_true (screen.cur.col < ncol - 1)) 959 if (ecb_likely (screen.cur.col < ncol - 1))
934 screen.cur.col++; 960 screen.cur.col++;
935 else 961 else
936 { 962 {
937 line->l = ncol; 963 line->l = ncol;
938 if (screen.flags & Screen_Autowrap) 964 if (screen.flags & Screen_Autowrap)
939 screen.flags |= Screen_WrapNext; 965 screen.flags |= Screen_WrapNext;
940 break; 966
967 goto end_of_line;
941 } 968 }
942 969
943 c = NOCHAR; 970 c = NOCHAR;
944 } 971 }
945 while (expect_false (--width > 0)); 972 while (ecb_unlikely (--width > 0));
946 973
947 // pad with spaces when overwriting wide character with smaller one 974 // pad with spaces when overwriting wide character with smaller one
948 if (expect_false (!width)) 975 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
949 { 976 {
950 line->touch ();
951
952 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
953 {
954 line->t[c] = ' '; 977 line->t[c] = ' ';
955 line->r[c] = rend; 978 line->r[c] = rend;
956 }
957 } 979 }
980
981end_of_line:
982 ;
958 } 983 }
959#if ENABLE_COMBINING 984#if ENABLE_COMBINING
960 else // width == 0 985 else // width == 0
961 { 986 {
962 if (c != 0xfeff) // ignore BOM 987 if (c != 0xfeff) // ignore BOM
1002#endif 1027#endif
1003 } 1028 }
1004 1029
1005 max_it (line->l, screen.cur.col); 1030 max_it (line->l, screen.cur.col);
1006 1031
1007#ifdef DEBUG_STRICT
1008 assert (screen.cur.row >= 0); 1032 assert (screen.cur.row >= 0);
1009#endif
1010} 1033}
1011 1034
1012/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
1013/* 1036/*
1014 * Process Backspace. Move back the cursor back a position, wrap if have to 1037 * Process Backspace. Move back the cursor back a position, wrap if have to
1027 1050
1028 want_refresh = 1; 1051 want_refresh = 1;
1029#endif 1052#endif
1030 } 1053 }
1031 } 1054 }
1055 else if (screen.flags & Screen_WrapNext)
1056 screen.flags &= ~Screen_WrapNext;
1032 else 1057 else
1033 scr_gotorc (0, -1, RELATIVE); 1058 scr_gotorc (0, -1, RELATIVE);
1034} 1059}
1035 1060
1036/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
1114 * XTERM_SEQ: ESC 6 1139 * XTERM_SEQ: ESC 6
1115 * Move cursor left in row. If we're at the left boundary, shift everything 1140 * Move cursor left in row. If we're at the left boundary, shift everything
1116 * in that row right. Clear left column. 1141 * in that row right. Clear left column.
1117 */ 1142 */
1118#if !ENABLE_MINIMAL 1143#if !ENABLE_MINIMAL
1119void 1144void ecb_cold
1120rxvt_term::scr_backindex () NOTHROW 1145rxvt_term::scr_backindex () NOTHROW
1121{ 1146{
1122 if (screen.cur.col > 0) 1147 if (screen.cur.col > 0)
1123 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1148 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1124 else 1149 else
1131 * XTERM_SEQ: ESC 9 1156 * XTERM_SEQ: ESC 9
1132 * Move cursor right in row. If we're at the right boundary, shift everything 1157 * Move cursor right in row. If we're at the right boundary, shift everything
1133 * in that row left. Clear right column. 1158 * in that row left. Clear right column.
1134 */ 1159 */
1135#if !ENABLE_MINIMAL 1160#if !ENABLE_MINIMAL
1136void 1161void ecb_cold
1137rxvt_term::scr_forwardindex () NOTHROW 1162rxvt_term::scr_forwardindex () NOTHROW
1138{ 1163{
1139 if (screen.cur.col < ncol - 1) 1164 if (screen.cur.col < ncol - 1)
1140 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1165 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1141 else 1166 else
1292 scr_blank_line (line, col, num, rstyle); 1317 scr_blank_line (line, col, num, rstyle);
1293} 1318}
1294 1319
1295/* ------------------------------------------------------------------------- */ 1320/* ------------------------------------------------------------------------- */
1296/* 1321/*
1297 * Erase part of whole of the screen 1322 * Erase part or whole of the screen
1298 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1323 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1299 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1324 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1300 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1325 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1301 */ 1326 */
1302void 1327void
1311 ZERO_SCROLLBACK (); 1336 ZERO_SCROLLBACK ();
1312 1337
1313 switch (mode) 1338 switch (mode)
1314 { 1339 {
1315 case 0: /* erase to end of screen */ 1340 case 0: /* erase to end of screen */
1316 selection_check (1);
1317 scr_erase_line (0); 1341 scr_erase_line (0);
1318 row = screen.cur.row + 1; /* possible OOB */ 1342 row = screen.cur.row + 1; /* possible OOB */
1319 num = nrow - row; 1343 num = nrow - row;
1320 break; 1344 break;
1321 case 1: /* erase to beginning of screen */ 1345 case 1: /* erase to beginning of screen */
1322 selection_check (3);
1323 scr_erase_line (1); 1346 scr_erase_line (1);
1324 row = 0; 1347 row = 0;
1325 num = screen.cur.row; 1348 num = screen.cur.row;
1326 break; 1349 break;
1327 case 2: /* erase whole screen */ 1350 case 2: /* erase whole screen */
1328 selection_check (3);
1329 row = 0; 1351 row = 0;
1330 num = nrow; 1352 num = nrow;
1331 break; 1353 break;
1332 default: 1354 default:
1333 return; 1355 return;
1342 if (row >= nrow) /* Out Of Bounds */ 1364 if (row >= nrow) /* Out Of Bounds */
1343 return; 1365 return;
1344 1366
1345 min_it (num, nrow - row); 1367 min_it (num, nrow - row);
1346 1368
1347 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1348 if (rstyle & (RS_RVid | RS_Uline)) 1369 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1349 ren = (rend_t) ~RS_None; 1370 ren = (rend_t) ~RS_None;
1350 else if (GET_BASEBG (rstyle) == Color_bg) 1371 else if (GET_BASEBG (rstyle) == Color_bg)
1351 { 1372 {
1352 ren = DEFAULT_RSTYLE; 1373 ren = DEFAULT_RSTYLE;
1353 1374
1354 if (mapped) 1375 if (mapped)
1355 XClearArea (dpy, vt, 0, 1376 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row - view_start), (unsigned int)width, 1377 Row2Pixel (row - view_start), (unsigned int)vt_width,
1357 (unsigned int)Height2Pixel (num), False); 1378 (unsigned int)Height2Pixel (num), False);
1358 } 1379 }
1359 else 1380 else
1360 { 1381 {
1361 ren = rstyle & (RS_fgMask | RS_bgMask); 1382 ren = rstyle & (RS_fgMask | RS_bgMask);
1362 1383
1384 if (mapped)
1385 {
1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1386 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1364 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1387 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1365 XFillRectangle (dpy, vt, gc, 1388 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row - view_start), 1389 0, Row2Pixel (row - view_start),
1367 (unsigned int)width, 1390 (unsigned int)vt_width,
1368 (unsigned int)Height2Pixel (num)); 1391 (unsigned int)Height2Pixel (num));
1369 gcvalue.foreground = pix_colors[Color_fg]; 1392 gcvalue.foreground = pix_colors[Color_fg];
1370 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1394 }
1371 } 1395 }
1372 1396
1373 for (; num--; row++) 1397 for (; num--; row++)
1374 { 1398 {
1375 scr_blank_screen_mem (ROW(row), rstyle); 1399 scr_blank_screen_mem (ROW(row), rstyle);
1400
1401 if (row - view_start < nrow)
1376 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1402 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1377 } 1403 }
1378} 1404}
1379 1405
1380#if !ENABLE_MINIMAL 1406#if !ENABLE_MINIMAL
1381void 1407void
1391/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1392/* 1418/*
1393 * Fill the screen with `E's 1419 * Fill the screen with `E's
1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1395 */ 1421 */
1396void 1422void ecb_cold
1397rxvt_term::scr_E () NOTHROW 1423rxvt_term::scr_E () NOTHROW
1398{ 1424{
1399 rend_t fs; 1425 rend_t fs;
1400 1426
1401 want_refresh = 1; 1427 want_refresh = 1;
1402 ZERO_SCROLLBACK (); 1428 ZERO_SCROLLBACK ();
1403 1429
1404 num_scr_allow = 0; 1430 num_scr_allow = 0;
1405 selection_check (3); 1431
1432 row_col_t pos;
1433 pos.row = pos.col = 0;
1434 if (ROWCOL_IS_AFTER (selection.end, pos))
1435 CLEAR_SELECTION ();
1406 1436
1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1437 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1408 for (int row = nrow; row--; ) 1438 for (int row = nrow; row--; )
1409 { 1439 {
1410 line_t &line = ROW(row); 1440 line_t &line = ROW(row);
1534 { 1564 {
1535 line->t[col] = line->t[col + count]; 1565 line->t[col] = line->t[col + count];
1536 line->r[col] = line->r[col + count]; 1566 line->r[col] = line->r[col + count];
1537 } 1567 }
1538 1568
1539 scr_blank_line (*line, ncol - count, count, 1569 scr_blank_line (*line, ncol - count, count, rstyle);
1540 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1541 1570
1542 if (selection.op && current_screen == selection.screen 1571 if (selection.op && current_screen == selection.screen
1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1572 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 { 1573 {
1545 if (selection.end.row != screen.cur.row 1574 if (selection.end.row != screen.cur.row
1562/* ------------------------------------------------------------------------- */ 1591/* ------------------------------------------------------------------------- */
1563/* 1592/*
1564 * Set the scrolling region 1593 * Set the scrolling region
1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1594 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1566 */ 1595 */
1567void 1596void ecb_cold
1568rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1597rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1569{ 1598{
1570 max_it (top, 0); 1599 max_it (top, 0);
1571 min_it (bot, nrow - 1); 1600 min_it (bot, nrow - 1);
1572 1601
1582/* 1611/*
1583 * Make the cursor visible/invisible 1612 * Make the cursor visible/invisible
1584 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1613 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1585 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1614 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1586 */ 1615 */
1587void 1616void ecb_cold
1588rxvt_term::scr_cursor_visible (int mode) NOTHROW 1617rxvt_term::scr_cursor_visible (int mode) NOTHROW
1589{ 1618{
1590 want_refresh = 1; 1619 want_refresh = 1;
1591 1620
1592 if (mode) 1621 if (mode)
1599/* 1628/*
1600 * Set/unset automatic wrapping 1629 * Set/unset automatic wrapping
1601 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1630 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1602 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1631 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1603 */ 1632 */
1604void 1633void ecb_cold
1605rxvt_term::scr_autowrap (int mode) NOTHROW 1634rxvt_term::scr_autowrap (int mode) NOTHROW
1606{ 1635{
1607 if (mode) 1636 if (mode)
1608 screen.flags |= Screen_Autowrap; 1637 screen.flags |= Screen_Autowrap;
1609 else 1638 else
1618 * Relative mode: line numbers are relative to top margin of scrolling region 1647 * Relative mode: line numbers are relative to top margin of scrolling region
1619 * and the cursor cannot be moved outside. 1648 * and the cursor cannot be moved outside.
1620 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1649 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1621 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1650 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1622 */ 1651 */
1623void 1652void ecb_cold
1624rxvt_term::scr_relative_origin (int mode) NOTHROW 1653rxvt_term::scr_relative_origin (int mode) NOTHROW
1625{ 1654{
1626 if (mode) 1655 if (mode)
1627 screen.flags |= Screen_Relative; 1656 screen.flags |= Screen_Relative;
1628 else 1657 else
1635/* 1664/*
1636 * Set insert/replace mode 1665 * Set insert/replace mode
1637 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1666 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1638 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1667 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1639 */ 1668 */
1640void 1669void ecb_cold
1641rxvt_term::scr_insert_mode (int mode) NOTHROW 1670rxvt_term::scr_insert_mode (int mode) NOTHROW
1642{ 1671{
1643 if (mode) 1672 if (mode)
1644 screen.flags |= Screen_Insert; 1673 screen.flags |= Screen_Insert;
1645 else 1674 else
1651 * Set/Unset tabs 1680 * Set/Unset tabs
1652 * XTERM_SEQ: Set tab at current column : ESC H 1681 * XTERM_SEQ: Set tab at current column : ESC H
1653 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1682 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1654 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1683 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1655 */ 1684 */
1656void 1685void ecb_cold
1657rxvt_term::scr_set_tab (int mode) NOTHROW 1686rxvt_term::scr_set_tab (int mode) NOTHROW
1658{ 1687{
1659 if (mode < 0) 1688 if (mode < 0)
1660 memset (tabs, 0, ncol); 1689 memset (tabs, 0, ncol);
1661 else if (screen.cur.col < ncol) 1690 else if (screen.cur.col < ncol)
1680 if (rvideo_state != on) 1709 if (rvideo_state != on)
1681 { 1710 {
1682 rvideo_state = on; 1711 rvideo_state = on;
1683 1712
1684 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1713 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1685#ifdef HAVE_BG_PIXMAP 1714#ifdef HAVE_IMG
1686 if (bgPixmap.pixmap == None) 1715 if (bg_img == 0)
1687#endif 1716#endif
1688 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1717 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1689 1718
1690 XGCValues gcvalue; 1719 XGCValues gcvalue;
1691 gcvalue.foreground = pix_colors[Color_fg]; 1720 gcvalue.foreground = pix_colors[Color_fg];
1700/* ------------------------------------------------------------------------- */ 1729/* ------------------------------------------------------------------------- */
1701/* 1730/*
1702 * Report current cursor position 1731 * Report current cursor position
1703 * XTERM_SEQ: Report position: ESC [ 6 n 1732 * XTERM_SEQ: Report position: ESC [ 6 n
1704 */ 1733 */
1705void 1734void ecb_cold
1706rxvt_term::scr_report_position () NOTHROW 1735rxvt_term::scr_report_position () NOTHROW
1707{ 1736{
1708 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1737 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1709} 1738}
1710 1739
1713 * ------------------------------------------------------------------------- */ 1742 * ------------------------------------------------------------------------- */
1714 1743
1715/* 1744/*
1716 * Set font style 1745 * Set font style
1717 */ 1746 */
1718void 1747void ecb_cold
1719rxvt_term::set_font_style () NOTHROW 1748rxvt_term::set_font_style () NOTHROW
1720{ 1749{
1721#if 0 1750#if 0
1722 switch (charsets [screen.charset]) 1751 switch (charsets [screen.charset])
1723 { 1752 {
1745 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1774 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1746 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1775 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1747 * XTERM_SEQ: Invoke G2 character set: ESC N 1776 * XTERM_SEQ: Invoke G2 character set: ESC N
1748 * XTERM_SEQ: Invoke G3 character set: ESC O 1777 * XTERM_SEQ: Invoke G3 character set: ESC O
1749 */ 1778 */
1750void 1779void ecb_cold
1751rxvt_term::scr_charset_choose (int set) NOTHROW 1780rxvt_term::scr_charset_choose (int set) NOTHROW
1752{ 1781{
1753 screen.charset = set; 1782 screen.charset = set;
1754 set_font_style (); 1783 set_font_style ();
1755} 1784}
1776 * ------------------------------------------------------------------------- */ 1805 * ------------------------------------------------------------------------- */
1777 1806
1778/* 1807/*
1779 * refresh matching text. 1808 * refresh matching text.
1780 */ 1809 */
1781bool 1810bool ecb_cold
1782rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1811rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1783{ 1812{
1784 bool found = false; 1813 bool found = false;
1785 1814
1786 for (int i = 0; i < nrow; i++) 1815 for (int i = 0; i < nrow; i++)
1805 PART_BEG = 0, 1834 PART_BEG = 0,
1806 PART_END, 1835 PART_END,
1807 RC_COUNT 1836 RC_COUNT
1808}; 1837};
1809 1838
1810void 1839void ecb_hot
1811rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1840rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1812{ 1841{
1813 int i; 1842 int i;
1814 row_col_t rc[RC_COUNT]; 1843 row_col_t rc[RC_COUNT];
1815 1844
1835 for (i = PART_BEG; i < RC_COUNT; i++) 1864 for (i = PART_BEG; i < RC_COUNT; i++)
1836 { 1865 {
1837 min_it (rc[i].col, ncol - 1); 1866 min_it (rc[i].col, ncol - 1);
1838 min_it (rc[i].row, nrow - 1); 1867 min_it (rc[i].row, nrow - 1);
1839 } 1868 }
1840// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1869
1841 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1870 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1842 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1871 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1843 1872
1844 num_scr_allow = 0; 1873 num_scr_allow = 0;
1845 1874
1852 * Refresh the entire screen 1881 * Refresh the entire screen
1853 */ 1882 */
1854void 1883void
1855rxvt_term::scr_touch (bool refresh) NOTHROW 1884rxvt_term::scr_touch (bool refresh) NOTHROW
1856{ 1885{
1857 scr_expose (0, 0, width, height, refresh); 1886 scr_expose (0, 0, vt_width, vt_height, refresh);
1858} 1887}
1859 1888
1860/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1861/* 1890/*
1862 * Move the display so that the line represented by scrollbar value Y is at 1891 * Move the display so that the line represented by scrollbar value Y is at
1918 1947
1919# ifndef NO_MAPALERT 1948# ifndef NO_MAPALERT
1920# ifdef MAPALERT_OPTION 1949# ifdef MAPALERT_OPTION
1921 if (option (Opt_mapAlert)) 1950 if (option (Opt_mapAlert))
1922# endif 1951# endif
1923 XMapWindow (dpy, parent[0]); 1952 XMapWindow (dpy, parent);
1924# endif 1953# endif
1925 1954
1926# if ENABLE_FRILLS 1955# if ENABLE_FRILLS
1927 if (option (Opt_urgentOnBell)) 1956 if (option (Opt_urgentOnBell))
1928 set_urgency (1); 1957 set_urgency (1);
1936 1965
1937 bell_ev.start (VISUAL_BELL_DURATION); 1966 bell_ev.start (VISUAL_BELL_DURATION);
1938 } 1967 }
1939 else 1968 else
1940 XBell (dpy, 0); 1969 XBell (dpy, 0);
1970 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1941#endif 1971#endif
1942} 1972}
1943 1973
1944/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1945/* ARGSUSED */ 1975void ecb_cold
1946void
1947rxvt_term::scr_printscreen (int fullhist) NOTHROW 1976rxvt_term::scr_printscreen (int fullhist) NOTHROW
1948{ 1977{
1949#ifdef PRINTPIPE 1978#ifdef PRINTPIPE
1950 int nrows, row_start; 1979 int nrows, row_start;
1951 FILE *fd = popen_printer (); 1980 FILE *fd = popen_printer ();
1964 row_start = view_start; 1993 row_start = view_start;
1965 } 1994 }
1966 1995
1967 wctomb (0, 0); 1996 wctomb (0, 0);
1968 1997
1969 for (int r1 = 0; r1 < nrows; r1++) 1998 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1970 { 1999 {
1971 text_t *tp = ROW(r1).t; 2000 text_t *tp = ROW(r1).t;
1972 int len = ROW(r1).l; 2001 int len = ROW(r1).l;
1973 2002
1974 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2003 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2000/* 2029/*
2001 * Refresh the screen 2030 * Refresh the screen
2002 * drawn_text/drawn_rend contain the screen information before the update. 2031 * drawn_text/drawn_rend contain the screen information before the update.
2003 * screen.text/screen.rend contain what the screen will change to. 2032 * screen.text/screen.rend contain what the screen will change to.
2004 */ 2033 */
2005void 2034void ecb_hot
2006rxvt_term::scr_refresh () NOTHROW 2035rxvt_term::scr_refresh () NOTHROW
2007{ 2036{
2008 unsigned char have_bg,
2009 showcursor; /* show the cursor */
2010 int16_t col, row, /* column/row we're processing */ 2037 int16_t col, row, /* column/row we're processing */
2011 ocrow; /* old cursor row */ 2038 ocrow; /* old cursor row */
2012 int i; /* tmp */ 2039 int i; /* tmp */
2013#ifndef NO_CURSORCOLOR 2040#ifndef NO_CURSORCOLOR
2014 rend_t cc1; /* store colours at cursor position (s) */ 2041 rend_t cc1; /* store colours at cursor position (s) */
2025 /* 2052 /*
2026 * A: set up vars 2053 * A: set up vars
2027 */ 2054 */
2028 refresh_count = 0; 2055 refresh_count = 0;
2029 2056
2057 unsigned int old_screen_flags = screen.flags;
2030 have_bg = 0; 2058 bool have_bg = 0;
2031#ifdef HAVE_BG_PIXMAP 2059#ifdef HAVE_IMG
2032 have_bg = bgPixmap.pixmap != None; 2060 have_bg = bg_img != 0;
2033#endif 2061#endif
2034 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2062 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2035 2063
2036 /* 2064 /*
2037 * B: reverse any characters which are selected 2065 * B: reverse any characters which are selected
2038 */ 2066 */
2039 scr_reverse_selection (); 2067 scr_reverse_selection ();
2040 2068
2069 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2070#if ENABLE_OVERLAY
2071 scr_swap_overlay ();
2072#endif
2073
2074 bool showcursor = screen.flags & Screen_VisibleCursor;
2075
2041 /* 2076 /*
2042 * C: set the cursor character (s) 2077 * C: set the cursor character (s)
2043 */ 2078 */
2044 { 2079 {
2045 unsigned char setoldcursor; 2080 bool setoldcursor;
2046 2081
2047 showcursor = (screen.flags & Screen_VisibleCursor);
2048#ifdef CURSOR_BLINK 2082#ifdef CURSOR_BLINK
2049 if (hidden_cursor) 2083 if (hidden_cursor)
2050 showcursor = 0; 2084 showcursor = 0;
2051#endif 2085#endif
2052 2086
2080 ccol2 = bgcolor_of (rstyle); 2114 ccol2 = bgcolor_of (rstyle);
2081#else 2115#else
2082 ccol2 = Color_bg; 2116 ccol2 = Color_bg;
2083#endif 2117#endif
2084 2118
2085 if (showcursor && focus) 2119 if (focus)
2086 { 2120 {
2087 if (option (Opt_cursorUnderline)) 2121 if (option (Opt_cursorUnderline))
2088 *crp ^= RS_Uline; 2122 *crp ^= RS_Uline;
2089 else 2123 else
2090 { 2124 {
2125 oldcursor.col = screen.cur.col; 2159 oldcursor.col = screen.cur.col;
2126 } 2160 }
2127 } 2161 }
2128 } 2162 }
2129 2163
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 2164#ifndef NO_SLOW_LINK_SUPPORT
2136 /* 2165 /*
2137 * D: CopyArea pass - very useful for slower links 2166 * D: CopyArea pass - very useful for slower links
2138 * This has been deliberately kept simple. 2167 * This has been deliberately kept simple.
2139 */ 2168 */
2143 { 2172 {
2144 int16_t nits; 2173 int16_t nits;
2145 int i = num_scr; 2174 int i = num_scr;
2146 int j; 2175 int j;
2147 int len, wlen; 2176 int len, wlen;
2148 dLocal (int, num_scr);
2149 2177
2150 j = nrow; 2178 j = nrow;
2151 wlen = len = -1; 2179 wlen = len = -1;
2152 row = i > 0 ? 0 : j - 1; 2180 row = i > 0 ? 0 : j - 1;
2153 2181
2228 continue; 2256 continue;
2229 2257
2230 // redraw one or more characters 2258 // redraw one or more characters
2231 2259
2232 // seek to the beginning of wide characters 2260 // seek to the beginning of wide characters
2233 while (expect_false (stp[col] == NOCHAR && col > 0)) 2261 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2234 --col; 2262 --col;
2235 2263
2236 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2264 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2237 text_t *text = stp + col; 2265 text_t *text = stp + col;
2238 int count = 1; 2266 int count = 1;
2239 2267
2240 dtp[col] = stp[col]; 2268 dtp[col] = stp[col];
2241 drp[col] = rend; 2269 drp[col] = rend;
2245 for (i = 0; ++col < ncol; ) 2273 for (i = 0; ++col < ncol; )
2246 { 2274 {
2247 if (stp[col] == NOCHAR) 2275 if (stp[col] == NOCHAR)
2248 { 2276 {
2249 dtp[col] = stp[col]; 2277 dtp[col] = stp[col];
2250 drp[col] = rend; 2278 drp[col] = srp[col];
2279
2251 count++; 2280 count++;
2252 i++; 2281 i++;
2253 2282
2254 continue; 2283 continue;
2255 } 2284 }
2275 2304
2276 col--; /* went one too far. move back */ 2305 col--; /* went one too far. move back */
2277 count -= i; /* dump any matching trailing chars */ 2306 count -= i; /* dump any matching trailing chars */
2278 2307
2279 // sometimes we optimize away the trailing NOCHAR's, add them back 2308 // sometimes we optimize away the trailing NOCHAR's, add them back
2280 while (expect_false (i && text[count] == NOCHAR)) 2309 while (ecb_unlikely (i && text[count] == NOCHAR))
2281 count++, i--; 2310 count++, i--;
2282 2311
2283 /* 2312 /*
2284 * Determine the attributes for the string 2313 * Determine the attributes for the string
2285 */ 2314 */
2286 int fore = fgcolor_of (rend); // desired foreground 2315 int fore = fgcolor_of (rend); // desired foreground
2287 int back = bgcolor_of (rend); // desired background 2316 int back = bgcolor_of (rend); // desired background
2288 2317
2289 // only do special processing if any attributes are set, which is unlikely 2318 // only do special processing if any attributes are set, which is unlikely
2290 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2319 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2291 { 2320 {
2292 bool invert = rend & RS_RVid; 2321 bool invert = rend & RS_RVid;
2293 2322
2294#ifndef NO_BOLD_UNDERLINE_REVERSE 2323#ifndef NO_BOLD_UNDERLINE_REVERSE
2295 if (rend & RS_Bold && fore == Color_fg) 2324 if (rend & RS_Bold && fore == Color_fg)
2314 2343
2315 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2344 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2316 fore = Color_UL; 2345 fore = Color_UL;
2317#endif 2346#endif
2318 2347
2348#ifdef OPTION_HC
2349 if (rend & RS_Sel)
2350 {
2351 /* invert the column if no highlightColor is set or it is the
2352 * current cursor column */
2353 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2354 && ISSET_PIXCOLOR (Color_HC))
2355 {
2356 if (ISSET_PIXCOLOR (Color_HTC))
2357 fore = Color_HTC;
2358 // if invert is 0 reverse video is set so we use bg color as fg color
2359 else if (!invert)
2360 fore = back;
2361
2362 back = Color_HC;
2363 invert = 0;
2364 }
2365 }
2366#endif
2367
2319 if (invert) 2368 if (invert)
2320 { 2369 {
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); 2370 ::swap (fore, back);
2328#ifdef OPTION_HC
2329 else if (ISSET_PIXCOLOR (Color_HC))
2330 back = Color_HC;
2331#endif
2332 2371
2333#ifndef NO_BOLD_UNDERLINE_REVERSE 2372#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) 2373 if (fore == back)
2339 { 2374 {
2340 fore = Color_bg; 2375 fore = Color_bg;
2341 back = Color_fg; 2376 back = Color_fg;
2342 } 2377 }
2378 /* 2413 /*
2379 * Actually do the drawing of the string here 2414 * Actually do the drawing of the string here
2380 */ 2415 */
2381 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2416 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2382 2417
2383 if (expect_true (have_bg && back == Color_bg)) 2418 if (ecb_likely (have_bg && back == Color_bg))
2384 { 2419 {
2385 // this is very ugly, maybe push it into ->draw? 2420 // this is very ugly, maybe push it into ->draw?
2386 2421
2387 for (i = 0; i < count; i++) /* don't draw empty strings */ 2422 for (i = 0; i < count; i++) /* don't draw empty strings */
2388 if (text[i] != ' ') 2423 if (text[i] != ' ')
2395 did_clear: ; 2430 did_clear: ;
2396 } 2431 }
2397 else 2432 else
2398 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2399 2434
2400 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2401 { 2436 {
2402#if ENABLE_FRILLS 2437#if ENABLE_FRILLS
2403 if (ISSET_PIXCOLOR (Color_underline)) 2438 if (ISSET_PIXCOLOR (Color_underline))
2404 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2405 else 2440 else
2410 xpixel, ypixel + font->ascent + 1, 2445 xpixel, ypixel + font->ascent + 1,
2411 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2446 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2412 } 2447 }
2413 } /* for (col....) */ 2448 } /* for (col....) */
2414 } /* for (row....) */ 2449 } /* for (row....) */
2415
2416#if ENABLE_OVERLAY
2417 scr_swap_overlay ();
2418#endif
2419 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2420 2450
2421 /* 2451 /*
2422 * G: cleanup cursor and display outline cursor if necessary 2452 * G: cleanup cursor and display outline cursor if necessary
2423 */ 2453 */
2424 if (showcursor) 2454 if (showcursor)
2456 2486
2457 XDrawRectangle (dpy, vt, gc, 2487 XDrawRectangle (dpy, vt, gc,
2458 Col2Pixel (col), 2488 Col2Pixel (col),
2459 Row2Pixel (oldcursor.row), 2489 Row2Pixel (oldcursor.row),
2460 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2490 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2461 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2491 (unsigned int) (Height2Pixel (1) - 1));
2462 } 2492 }
2463 } 2493 }
2464 2494
2465 /* 2495 /*
2466 * H: cleanup selection 2496 * H: cleanup selection
2467 */ 2497 */
2498#if ENABLE_OVERLAY
2499 scr_swap_overlay ();
2500#endif
2501 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2502
2468 scr_reverse_selection (); 2503 scr_reverse_selection ();
2469 2504
2505 screen.flags = old_screen_flags;
2470 num_scr = 0; 2506 num_scr = 0;
2471 num_scr_allow = 1; 2507 num_scr_allow = 1;
2472} 2508}
2473 2509
2474void 2510void ecb_cold
2475rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2511rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2476{ 2512{
2477 if (!l.t) 2513 if (!l.valid ())
2478 return; 2514 return;
2479 2515
2480 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2516 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2481 2517
2482 for (int i = ncol; i--; ) 2518 for (int i = ncol; i--; )
2483 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2519 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2484} 2520}
2485 2521
2486void 2522void ecb_cold
2487rxvt_term::scr_remap_chars () NOTHROW 2523rxvt_term::scr_remap_chars () NOTHROW
2488{ 2524{
2489 for (int i = total_rows; i--; ) 2525 for (int i = total_rows; i--; )
2490 scr_remap_chars (row_buf [i]); 2526 scr_remap_chars (row_buf [i]);
2491 2527
2494 scr_remap_chars (drawn_buf [i]); 2530 scr_remap_chars (drawn_buf [i]);
2495 scr_remap_chars (swap_buf [i]); 2531 scr_remap_chars (swap_buf [i]);
2496 } 2532 }
2497} 2533}
2498 2534
2499void 2535void ecb_cold
2500rxvt_term::scr_recolour () NOTHROW 2536rxvt_term::scr_recolour (bool refresh) NOTHROW
2501{ 2537{
2502#ifdef HAVE_BG_PIXMAP 2538 bool transparent = false;
2503 bgPixmap.apply ();
2504#else
2505 2539
2540#ifdef HAVE_IMG
2541 if (bg_img != 0)
2542 {
2543# if ENABLE_TRANSPARENCY
2544 if (bg_flags & BG_IS_TRANSPARENT)
2545 {
2546 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2547 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2548
2549 transparent = true;
2550 }
2551 else
2552# endif
2553 {
2554 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2555 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2556 }
2557 }
2558 else
2559#endif
2560 {
2506 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2561 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2507 XClearWindow (dpy, parent[0]);
2508 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2562 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2563 }
2564
2565 XClearWindow (dpy, parent);
2509 2566
2510 if (scrollBar.win) 2567 if (scrollBar.win)
2511 { 2568 {
2569 if (transparent)
2570 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2571 else
2512 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2572 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2513 scrollBar.state = STATE_IDLE; 2573 scrollBar.state = SB_STATE_IDLE;
2514 scrollBar.show (0); 2574 scrollBar.show (0);
2515 } 2575 }
2516 2576
2517#endif 2577 if (refresh)
2518 2578 {
2519 /* bgPixmap.apply () does not do the following : */
2520 scr_clear (); 2579 scr_clear ();
2521 scr_touch (true); 2580 scr_touch (true);
2581 }
2522 want_refresh = 1; 2582 want_refresh = 1;
2523} 2583}
2524 2584
2525/* ------------------------------------------------------------------------- */ 2585/* ------------------------------------------------------------------------- */
2526void 2586void
2583 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2643 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2584 srp[col] ^= rstyle; 2644 srp[col] ^= rstyle;
2585} 2645}
2586 2646
2587/* ------------------------------------------------------------------------- */ 2647/* ------------------------------------------------------------------------- */
2588void 2648void ecb_hot
2589rxvt_term::scr_reverse_selection () NOTHROW 2649rxvt_term::scr_reverse_selection () NOTHROW
2590{ 2650{
2591 if (selection.op 2651 if (selection.op
2592 && current_screen == selection.screen 2652 && current_screen == selection.screen
2593 && selection.end.row >= view_start) 2653 && selection.end.row >= view_start)
2594 { 2654 {
2595#if !ENABLE_MINIMAL 2655#if !ENABLE_MINIMAL
2596 if (selection.rect) 2656 if (selection.rect)
2597 scr_xor_rect (selection.beg.row, selection.beg.col, 2657 scr_xor_rect (selection.beg.row, selection.beg.col,
2598 selection.end.row, selection.end.col, 2658 selection.end.row, selection.end.col,
2599 RS_RVid, RS_RVid | RS_Uline); 2659 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2600 else 2660 else
2601#endif 2661#endif
2602 scr_xor_span (selection.beg.row, selection.beg.col, 2662 scr_xor_span (selection.beg.row, selection.beg.col,
2603 selection.end.row, selection.end.col, 2663 selection.end.row, selection.end.col,
2604 RS_RVid); 2664 RS_Sel | RS_RVid);
2605 } 2665 }
2606} 2666}
2607 2667
2608/* ------------------------------------------------------------------------- */ 2668/* ------------------------------------------------------------------------- */
2609/* 2669/*
2612 */ 2672 */
2613#if 0 2673#if 0
2614void 2674void
2615rxvt_term::scr_dump (int fd) NOTHROW 2675rxvt_term::scr_dump (int fd) NOTHROW
2616{ 2676{
2617 int row, wrote; 2677 // if this method is needed, it can be implemented by factoring the
2618 unsigned int width, towrite; 2678 // 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} 2679}
2638#endif 2680#endif
2639 2681
2640/* ------------------------------------------------------------------------- * 2682/* ------------------------------------------------------------------------- *
2641 * CHARACTER SELECTION * 2683 * CHARACTER SELECTION *
2642 * ------------------------------------------------------------------------- */ 2684 * ------------------------------------------------------------------------- */
2643void 2685void
2644rxvt_term::selection_check (int check_more) NOTHROW 2686rxvt_term::selection_check (int check_more) NOTHROW
2645{ 2687{
2646 row_col_t pos;
2647
2648 if (!selection.op) 2688 if (!selection.op)
2649 return; 2689 return;
2650 2690
2651 pos.row = pos.col = 0;
2652 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2653 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2654 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2655 || (check_more == 1 2694 || (check_more == 1
2656 && current_screen == selection.screen 2695 && current_screen == selection.screen
2657 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2658 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2697 && 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 (); 2698 CLEAR_ALL_SELECTION ();
2668} 2699}
2669 2700
2670/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2671/* 2702/*
2672 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2673 */ 2704 */
2674void 2705void
2675rxvt_term::paste (char *data, unsigned int len) NOTHROW 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2676{ 2707{
2677 /* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2678 for (unsigned int i = 0; i < len; i++) 2709 for (unsigned int i = 0; i < len; i++)
2679 if (data[i] == C0_LF) 2710 if (data[i] == C0_LF)
2680 data[i] = C0_CR; 2711 data[i] = C0_CR;
2681 2712
2682 if (priv_modes & PrivMode_BracketPaste) 2713 if (priv_modes & PrivMode_BracketPaste)
2683 tt_printf ("\e[200~"); 2714 tt_printf ("\x1b[200~");
2684 2715
2685 tt_write (data, len); 2716 tt_write (data, len);
2686 2717
2687 if (priv_modes & PrivMode_BracketPaste) 2718 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[201~"); 2719 tt_printf ("\x1b[201~");
2689} 2720}
2690 2721
2691/* ------------------------------------------------------------------------- */
2692/*
2693 * Respond to a notification that a primary selection has been sent
2694 * EXT: SelectionNotify
2695 */
2696void 2722void
2697rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2698{ 2724{
2699 if (prop == None) /* check for failed XConvertSelection */ 2725 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; 2726 return;
2874 2727
2875 selection_paste (win, prop, true); 2728 tt_paste (data, len);
2876} 2729}
2877 2730
2878/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2879/* 2732/*
2880 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2881 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2882 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * 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 2736 * EXT: button 2 release
2887 */ 2737 */
2888void 2738void
2889rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2890{ 2740{
2891 if (selection.text && selnum == Sel_Primary) 2741 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 } 2742 {
2899 else 2743 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2744 selection_req->run ();
2900 { 2745 }
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} 2746}
2942 2747
2943/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2944/* 2749/*
2945 * Clear all selected text 2750 * Clear all selected text
2946 * EXT: SelectionClear 2751 * EXT: SelectionClear
2947 */ 2752 */
2948void 2753void
2949rxvt_term::selection_clear () NOTHROW 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2950{ 2755{
2756 if (!clipboard)
2757 {
2951 want_refresh = 1; 2758 want_refresh = 1;
2952 free (selection.text); 2759 free (selection.text);
2953 selection.text = NULL; 2760 selection.text = NULL;
2954 selection.len = 0; 2761 selection.len = 0;
2955 CLEAR_SELECTION (); 2762 CLEAR_SELECTION ();
2956 2763
2957 if (display->selection_owner == this) 2764 if (display->selection_owner == this)
2958 display->selection_owner = 0; 2765 display->selection_owner = 0;
2766 }
2767 else
2768 {
2769 free (selection.clip_text);
2770 selection.clip_text = NULL;
2771 selection.clip_len = 0;
2772
2773 if (display->clipboard_owner == this)
2774 display->clipboard_owner = 0;
2775 }
2959} 2776}
2960 2777
2961/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2962/* 2779/*
2963 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2964 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2965 */ 2782 */
2966void 2783void
2967rxvt_term::selection_make (Time tm) 2784rxvt_term::selection_make (Time tm)
2968{ 2785{
2969 int i; 2786 int size;
2970 wchar_t *new_selection_text; 2787 wchar_t *new_selection_text;
2971 text_t *t; 2788 text_t *t;
2972 2789
2973 switch (selection.op) 2790 switch (selection.op)
2974 { 2791 {
2990 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2991 2808
2992 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2993 return; 2810 return;
2994 2811
2995 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2812 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2996 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2997 2814
2998 int ofs = 0; 2815 int ofs = 0;
2999 int extra = 0; 2816 int extra = 0;
3000 2817
3001 int col = selection.beg.col; 2818 int col = selection.beg.col;
3007 { 2824 {
3008#if !ENABLE_MINIMAL 2825#if !ENABLE_MINIMAL
3009 if (selection.rect) 2826 if (selection.rect)
3010 { 2827 {
3011 col = selection.beg.col; 2828 col = selection.beg.col;
3012 end_col = ncol + 1; 2829 end_col = selection.end.col;
3013 } 2830 }
3014 else 2831 else
3015#endif 2832#endif
3016 end_col = ROW(row).l; 2833 end_col = ROW(row).l;
3017 2834
3018 col = max (col, 0); 2835 col = max (col, 0);
3019 2836
3020 if (row == selection.end.row 2837 if (row == selection.end.row)
3021#if !ENABLE_MINIMAL
3022 || selection.rect
3023#endif
3024 )
3025 min_it (end_col, selection.end.col); 2838 min_it (end_col, selection.end.col);
3026 2839
3027 t = ROW(row).t + col; 2840 t = ROW(row).t + col;
3028 2841
3029 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
3037 2850
3038 extra -= (len - 1); 2851 extra -= (len - 1);
3039 2852
3040 if (extra < 0) 2853 if (extra < 0)
3041 { 2854 {
3042 extra += i; 2855 extra += size;
3043 i += i; 2856 size += size;
3044 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2857 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3045 } 2858 }
3046 2859
3047 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2860 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3048 } 2861 }
3049#endif 2862#endif
3061 2874
3062 new_selection_text[ofs++] = C0_LF; 2875 new_selection_text[ofs++] = C0_LF;
3063 } 2876 }
3064 else 2877 else
3065#endif 2878#endif
3066 if (!ROW(row).is_longer () && row != selection.end.row) 2879 if (!ROW(row).is_longer ()
2880 && (row != selection.end.row || end_col != selection.end.col)
2881 && (row != selection.beg.row || selection.beg.col < ncol))
3067 new_selection_text[ofs++] = C0_LF; 2882 new_selection_text[ofs++] = C0_LF;
3068 } 2883 }
3069
3070 if (end_col != selection.end.col)
3071 new_selection_text[ofs++] = C0_LF;
3072 2884
3073 new_selection_text[ofs] = 0; 2885 new_selection_text[ofs] = 0;
3074 2886
3075 if (ofs == 0) 2887 if (ofs == 0)
3076 { 2888 {
3089 2901
3090 selection_grab (tm); 2902 selection_grab (tm);
3091} 2903}
3092 2904
3093bool 2905bool
3094rxvt_term::selection_grab (Time tm) NOTHROW 2906rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3095{ 2907{
2908 Atom sel;
2909
2910 if (!clipboard)
2911 {
3096 selection_time = tm; 2912 selection_time = tm;
2913 sel = XA_PRIMARY;
2914 }
2915 else
2916 {
2917 clipboard_time = tm;
2918 sel = xa[XA_CLIPBOARD];
2919 }
3097 2920
3098 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2921 XSetSelectionOwner (dpy, sel, vt, tm);
3099 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2922 if (XGetSelectionOwner (dpy, sel) == vt)
3100 { 2923 {
3101 display->set_selection_owner (this); 2924 display->set_selection_owner (this, clipboard);
3102 return true; 2925 return true;
3103 } 2926 }
3104 else 2927 else
3105 { 2928 {
3106 selection_clear (); 2929 selection_clear (clipboard);
3107 return false; 2930 return false;
3108 } 2931 }
3109 2932
3110#if 0 2933#if 0
3111 XTextProperty ct; 2934 XTextProperty ct;
3121/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
3122/* 2945/*
3123 * Mark or select text based upon number of clicks: 1, 2, or 3 2946 * Mark or select text based upon number of clicks: 1, 2, or 3
3124 * EXT: button 1 press 2947 * EXT: button 1 press
3125 */ 2948 */
3126void 2949void ecb_cold
3127rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3128{ 2951{
3129 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
3130 selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
3131 2954
3150 2973
3151/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
3152/* 2975/*
3153 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
3154 */ 2977 */
3155void 2978void ecb_cold
3156rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3157{ 2980{
3158 want_refresh = 1; 2981 want_refresh = 1;
3159 2982
3160 selection.mark.row = row + view_start; 2983 selection.mark.row = row + view_start;
3187/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3010/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3188#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
3189 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3190#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
3191 3014
3192void 3015void ecb_cold
3193rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3194{ 3017{
3195 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
3196 row_col_t bound; 3019 row_col_t bound;
3197 text_t *stp; 3020 text_t *stp;
3271 * EXT: button 3 press; button 1 or 3 drag 3094 * EXT: button 3 press; button 1 or 3 drag
3272 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
3273 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
3274 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
3275 */ 3098 */
3276void 3099void ecb_cold
3277rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3278{ 3101{
3279 int col = clamp (Pixel2Col (x), 0, ncol); 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3280 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3281 3104
3307 3130
3308/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
3309/* 3132/*
3310 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
3311 */ 3134 */
3312void 3135void ecb_cold
3313rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3314{ 3137{
3315 row_col_t pos; 3138 row_col_t pos;
3316 enum { 3139 enum {
3317 LEFT, RIGHT 3140 LEFT, RIGHT
3508 ::swap (selection.beg.col, selection.end.col); 3331 ::swap (selection.beg.col, selection.end.col);
3509#endif 3332#endif
3510} 3333}
3511 3334
3512#if !ENABLE_MINIMAL 3335#if !ENABLE_MINIMAL
3513void 3336void ecb_cold
3514rxvt_term::selection_remove_trailing_spaces () NOTHROW 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3515{ 3338{
3516 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3517 text_t *stp; 3340 text_t *stp;
3518 3341
3556/* ------------------------------------------------------------------------- */ 3379/* ------------------------------------------------------------------------- */
3557/* 3380/*
3558 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3559 * EXT: button 3 double click 3382 * EXT: button 3 double click
3560 */ 3383 */
3561void 3384void ecb_cold
3562rxvt_term::selection_rotate (int x, int y) NOTHROW 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3563{ 3386{
3564 selection.clicks = selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3565 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3566} 3389}
3568/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3569/* 3392/*
3570 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3571 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3572 */ 3395 */
3573void 3396void ecb_cold
3574rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3575{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3576 XSelectionEvent ev; 3400 XSelectionEvent ev;
3577 3401
3578 ev.type = SelectionNotify; 3402 ev.type = SelectionNotify;
3579 ev.property = None; 3403 ev.property = None;
3580 ev.display = rq.display; 3404 ev.display = rq.display;
3595 *target++ = xa[XA_COMPOUND_TEXT]; 3419 *target++ = xa[XA_COMPOUND_TEXT];
3596#if X_HAVE_UTF8_STRING 3420#if X_HAVE_UTF8_STRING
3597 *target++ = xa[XA_UTF8_STRING]; 3421 *target++ = xa[XA_UTF8_STRING];
3598#endif 3422#endif
3599 3423
3600 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3424 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3601 32, PropModeReplace, 3425 32, PropModeReplace,
3602 (unsigned char *)target_list, target - target_list); 3426 (unsigned char *)target_list, target - target_list);
3603 ev.property = rq.property; 3427 ev.property = property;
3604 } 3428 }
3605#if TODO // TODO 3429#if TODO // TODO
3606 else if (rq.target == xa[XA_MULTIPLE]) 3430 else if (rq.target == xa[XA_MULTIPLE])
3607 { 3431 {
3608 /* TODO: Handle MULTIPLE */ 3432 /* TODO: Handle MULTIPLE */
3609 } 3433 }
3610#endif 3434#endif
3611 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3435 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3612 { 3436 {
3613 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3437 XChangeProperty (dpy, rq.requestor, property, rq.target,
3614 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3438 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3615 ev.property = rq.property; 3439 ev.property = property;
3440 }
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3445 ev.property = property;
3616 } 3446 }
3617 else if (rq.target == XA_STRING 3447 else if (rq.target == XA_STRING
3618 || rq.target == xa[XA_TEXT] 3448 || rq.target == xa[XA_TEXT]
3619 || rq.target == xa[XA_COMPOUND_TEXT] 3449 || rq.target == xa[XA_COMPOUND_TEXT]
3620 || rq.target == xa[XA_UTF8_STRING] 3450 || rq.target == xa[XA_UTF8_STRING]
3652 { 3482 {
3653 target = xa[XA_COMPOUND_TEXT]; 3483 target = xa[XA_COMPOUND_TEXT];
3654 style = enc_compound_text; 3484 style = enc_compound_text;
3655 } 3485 }
3656 3486
3657 if (selection.text) 3487 if (rq.selection == XA_PRIMARY && selection.text)
3658 { 3488 {
3659 cl = selection.text; 3489 cl = selection.text;
3660 selectlen = selection.len; 3490 selectlen = selection.len;
3491 }
3492 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3493 {
3494 cl = selection.clip_text;
3495 selectlen = selection.clip_len;
3661 } 3496 }
3662 else 3497 else
3663 { 3498 {
3664 cl = L""; 3499 cl = L"";
3665 selectlen = 0; 3500 selectlen = 0;
3686 ct.value = (unsigned char *)cl; 3521 ct.value = (unsigned char *)cl;
3687 ct.nitems = selectlen; 3522 ct.nitems = selectlen;
3688 ct.encoding = target; 3523 ct.encoding = target;
3689 } 3524 }
3690 3525
3691 XChangeProperty (dpy, rq.requestor, rq.property, 3526 XChangeProperty (dpy, rq.requestor, property,
3692 ct.encoding, 8, PropModeReplace, 3527 ct.encoding, 8, PropModeReplace,
3693 ct.value, (int)ct.nitems); 3528 ct.value, (int)ct.nitems);
3694 ev.property = rq.property; 3529 ev.property = property;
3695 3530
3696 if (freect) 3531 if (freect)
3697 XFree (ct.value); 3532 XFree (ct.value);
3698 } 3533 }
3699 3534
3700 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3701} 3536}
3702 3537
3703/* ------------------------------------------------------------------------- */ 3538/* ------------------------------------------------------------------------- */
3704#ifdef USE_XIM 3539#if USE_XIM
3705void 3540void ecb_cold
3706rxvt_term::im_set_position (XPoint &pos) NOTHROW 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3707{ 3542{
3708 XWindowAttributes xwa; 3543 XWindowAttributes xwa;
3709 3544
3710 XGetWindowAttributes (dpy, vt, &xwa); 3545 XGetWindowAttributes (dpy, vt, &xwa);
3733 h += 2; min_it (h, nrow); 3568 h += 2; min_it (h, nrow);
3734 3569
3735 x -= 1; clamp_it (x, 0, ncol - w); 3570 x -= 1; clamp_it (x, 0, ncol - w);
3736 y -= 1; clamp_it (y, 0, nrow - h); 3571 y -= 1; clamp_it (y, 0, nrow - h);
3737 3572
3738 ov_x = x; ov_y = y; 3573 ov.x = x; ov.y = y;
3739 ov_w = w; ov_h = h; 3574 ov.w = w; ov.h = h;
3740 3575
3741 ov_text = new text_t *[h]; 3576 ov.text = new text_t *[h];
3742 ov_rend = new rend_t *[h]; 3577 ov.rend = new rend_t *[h];
3743 3578
3744 for (y = 0; y < h; y++) 3579 for (y = 0; y < h; y++)
3745 { 3580 {
3746 text_t *tp = ov_text[y] = new text_t[w]; 3581 text_t *tp = ov.text[y] = new text_t[w];
3747 rend_t *rp = ov_rend[y] = new rend_t[w]; 3582 rend_t *rp = ov.rend[y] = new rend_t[w];
3748 3583
3749 text_t t0, t1, t2; 3584 text_t t0, t1, t2;
3750 rend_t r = OVERLAY_RSTYLE; 3585 rend_t r = OVERLAY_RSTYLE;
3751 3586
3752 if (y == 0) 3587 if (y == 0)
3771} 3606}
3772 3607
3773void 3608void
3774rxvt_term::scr_overlay_off () NOTHROW 3609rxvt_term::scr_overlay_off () NOTHROW
3775{ 3610{
3776 if (!ov_text) 3611 if (!ov.text)
3777 return; 3612 return;
3778 3613
3779 want_refresh = 1; 3614 want_refresh = 1;
3780 3615
3781 for (int y = 0; y < ov_h; y++) 3616 for (int y = 0; y < ov.h; y++)
3782 { 3617 {
3783 delete [] ov_text[y]; 3618 delete [] ov.text[y];
3784 delete [] ov_rend[y]; 3619 delete [] ov.rend[y];
3785 } 3620 }
3786 3621
3787 delete [] ov_text; ov_text = 0; 3622 delete [] ov.text; ov.text = 0;
3788 delete [] ov_rend; ov_rend = 0; 3623 delete [] ov.rend; ov.rend = 0;
3789} 3624}
3790 3625
3791void 3626void
3792rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3627rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3793{ 3628{
3794 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3629 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3795 return; 3630 return;
3796 3631
3797 x++, y++; 3632 x++, y++;
3798 3633
3799 ov_text[y][x] = text; 3634 ov.text[y][x] = text;
3800 ov_rend[y][x] = rend; 3635 ov.rend[y][x] = rend;
3801} 3636}
3802 3637
3803void 3638void
3804rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3639rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3805{ 3640{
3824} 3659}
3825 3660
3826void 3661void
3827rxvt_term::scr_swap_overlay () NOTHROW 3662rxvt_term::scr_swap_overlay () NOTHROW
3828{ 3663{
3829 if (!ov_text) 3664 if (!ov.text)
3830 return; 3665 return;
3831 3666
3667 // hide cursor if it is within the overlay area
3668 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3669 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3670 screen.flags &= ~Screen_VisibleCursor;
3671
3832 // swap screen mem with overlay 3672 // swap screen mem with overlay
3833 for (int y = ov_h; y--; ) 3673 for (int y = ov.h; y--; )
3834 { 3674 {
3835 text_t *t1 = ov_text[y]; 3675 text_t *t1 = ov.text[y];
3836 rend_t *r1 = ov_rend[y]; 3676 rend_t *r1 = ov.rend[y];
3837 3677
3838 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3678 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; 3679 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3840 3680
3841 for (int x = ov_w; x--; ) 3681 for (int x = ov.w; x--; )
3842 { 3682 {
3843 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3683 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3844 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3684 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3845 } 3685 }
3846 } 3686 }

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