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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.199 by root, Tue Dec 27 01:46:06 2005 UTC vs.
Revision 1.262 by root, Mon Feb 20 22:42:01 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 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) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
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.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */
29 30
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 32
32#include <inttypes.h> 33#include <inttypes.h>
33 34
… …
46 47
47/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
52 view_start = 0 53 view_start = 0
53#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
… …
92 */ 93 */
93#define drawBuffer vt 94#define drawBuffer vt
94 95
95#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
96 if (mapped) \ 97 if (mapped) \
97 XClearArea (display->display, drawBuffer, 0, \ 98 XClearArea (dpy, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)width, \ 99 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
100 101
101#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
102 if (mapped) \ 103 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (dpy, drawBuffer, x, y, \
104 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
106 107
107#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, gc, \ 109 XFillRectangle (dpy, drawBuffer, gc, \
109 0, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
110 (unsigned int)width, \ 111 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
112 113
113/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
116 117
117/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
118void 119void
119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 121{
121 if (!l.t) 122 if (!l.t)
122 { 123 {
123 lalloc (l); 124 lalloc (l);
124 col = 0; 125 col = 0;
125 width = ncol; 126 width = ncol;
126 } 127 }
127 128
128 efs &= ~RS_baseattrMask; 129 l.touch ();
130
131 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130 133
131 text_t *et = l.t + col; 134 text_t *et = l.t + col;
132 rend_t *er = l.r + col; 135 rend_t *er = l.r + col;
133 136
… …
139} 142}
140 143
141/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
142/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
143void 146void
144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
145{ 148{
146 scr_blank_line (l, 0, ncol, efs); 149 scr_blank_line (l, 0, ncol, efs);
150
151 l.l = 0;
152 l.f = 0;
147} 153}
148 154
149/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
… …
167 nrow = 24; 173 nrow = 24;
168 174
169 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
170 return; 176 return;
171 177
178 if (current_screen != PRIMARY)
179 scr_swap_screen ();
180
172 // we need at least two lines for wrapping to work correctly 181 // we need at least two lines for wrapping to work correctly
173 if (nrow + saveLines < 2) 182 while (nrow + saveLines < 2)
174 { 183 {
175 //TODO//FIXME 184 //TODO//FIXME
176 saveLines++; 185 saveLines++;
177 prev_nrow--; 186 prev_nrow--;
178 nsaved++; 187 top_row--;
179 } 188 }
180 189
181 want_refresh = 1; 190 want_refresh = 1;
182 191
183 int prev_total_rows = prev_nrow + saveLines; 192 int prev_total_rows = prev_nrow + saveLines;
… …
188 197
189 if (!row_buf) 198 if (!row_buf)
190 { 199 {
191 /* 200 /*
192 * first time called so just malloc everything: don't rely on realloc 201 * first time called so just malloc everything: don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */ 202 */
195 nsaved = 0; /* no saved lines */ 203 top_row = 0;
196 term_start = 0; 204 term_start = 0;
197 205
198 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 206 talloc = new rxvt_salloc (ncol * sizeof (text_t));
199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 207 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
200 208
201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 209 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 210 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 211 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 212
206 for (int row = nrow; row--; ) 213 for (int row = nrow; row--; )
207 { 214 {
208 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); 215 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 216 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
… …
230 selection.text = NULL; 237 selection.text = NULL;
231 selection.len = 0; 238 selection.len = 0;
232 selection.op = SELECTION_CLEAR; 239 selection.op = SELECTION_CLEAR;
233 selection.screen = PRIMARY; 240 selection.screen = PRIMARY;
234 selection.clicks = 0; 241 selection.clicks = 0;
235 CLEAR_ALL_SELECTION (); 242 rvideo_state = rvideo_mode = false;
236 rvideo = 0;
237 } 243 }
238 else 244 else
239 { 245 {
240 /* 246 /*
241 * add or delete rows as appropriate 247 * add or delete rows as appropriate
… …
254 } 260 }
255 } 261 }
256#endif 262#endif
257 263
258 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); 265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261 266
262 for (int row = min (nrow, prev_nrow); row--; ) 267 for (int row = min (nrow, prev_nrow); row--; )
263 { 268 {
264 lresize (drawn_buf[row]); 269 lresize (drawn_buf[row]);
… …
269 { 274 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 275 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); 276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 } 277 }
273 278
279 line_t *old_buf = row_buf;
274 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
275 281
276 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277 int pend = MOD (term_start - nsaved , prev_total_rows); 283 int pend = MOD (term_start + top_row , prev_total_rows);
278 int q = total_rows; // rewrapped row 284 int q = total_rows; // rewrapped row
279 285
280 if (nsaved) 286 if (top_row)
281 { 287 {
282 // re-wrap lines, this is rather ugly, possibly because I am too dumb 288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
283 // to come up with a lean and mean algorithm. 289 // to come up with a lean and mean algorithm.
284 290
285 row_col_t ocur = screen.cur; 291 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 292 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287 293
… …
289 { 295 {
290 p = MOD (p - 1, prev_total_rows); 296 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT 297#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t); 298 assert (old_buf [MOD (p, prev_total_rows)].t);
293#endif 299#endif
294
295 int plines = 1; 300 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l; 301 int llen = old_buf [MOD (p, prev_total_rows)].l;
297 302
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 303 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299 { 304 {
… …
317 // re-assemble the full line by destination lines 322 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++) 323 for (int qrow = q; qlines--; qrow++)
319 { 324 {
320 qline = row_buf + qrow; 325 qline = row_buf + qrow;
321 lalloc (*qline); 326 lalloc (*qline);
327 qline->l = ncol;
322 qline->set_is_longer (); 328 qline->is_longer (1);
323 329
324 int qcol = 0; 330 int qcol = 0;
325 331
332 // see below for cursor adjustment rationale
333 if (p == ocur.row)
334 screen.cur.row = q - (total_rows - nrow);
335
326 // fill a single destination line 336 // fill a single destination line
327 while (lofs < llen && qcol < ncol) 337 while (lofs < llen && qcol < ncol)
328 { 338 {
329 int prow = lofs / prev_ncol; 339 int prow = lofs / prev_ncol;
330 int pcol = lofs % prev_ncol; 340 int pcol = lofs % prev_ncol;
… …
340 350
341 line_t &pline = old_buf [prow]; 351 line_t &pline = old_buf [prow];
342 352
343 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 353 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
344 354
345 assert (len);
346 assert (pline.t);
347
348 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 355 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 356 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350 357
351 lofs += len; 358 lofs += len;
352 qcol += len; 359 qcol += len;
353 } 360 }
354 } 361 }
355 362
356 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0; 363 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
357#ifdef DEBUG_STRICT //TODO//FIXME//TEMPORARY 364 qline->is_longer (0);
358 if (qline->l < 0)
359 {
360 fprintf (stderr, "ERROR, PLEASE REPORT to rxvt-unicode@plan9.de: qline->l %d = llen %d < ncol %d ? %d : MOD %d\n", qline->l,llen,ncol,llen,MOD (llen - 1, ncol) + 1);//D
361 qline->l = 0;
362 }
363#endif
364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 365 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
365 } 366 }
366 while (p != pend && q > 0); 367 while (p != pend && q > 0);
367 368
368 term_start = total_rows - nrow; 369 term_start = total_rows - nrow;
369 nsaved = term_start - q; 370 top_row = q - term_start;
370 371
371 // make sure all terminal lines exist 372 // make sure all terminal lines exist
372 while (nsaved < 0) 373 while (top_row > 0)
373 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); 374 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374
375 } 375 }
376 else 376 else
377 { 377 {
378 // if no scrollback exists (yet), wing, instead of wrap 378 // if no scrollback exists (yet), wing, instead of wrap
379 379
… …
392 } 392 }
393 393
394 term_start = 0; 394 term_start = 0;
395 } 395 }
396 396
397#ifdef DEBUG_STRICT //TODO: remove
398 for (int i = -nsaved; i < nrow; i++)
399 assert (ROW (i).t);
400#endif
401
402 free (old_buf); 397 free (old_buf);
403 delete old_ta; 398 delete old_ta;
404 delete old_ra; 399 delete old_ra;
405 400
406 clamp_it (screen.cur.row, 0, nrow - 1); 401 clamp_it (screen.cur.row, 0, nrow - 1);
407 clamp_it (screen.cur.col, 0, ncol - 1); 402 clamp_it (screen.cur.col, 0, ncol - 1);
408 403
409 if (tabs)
410 free (tabs); 404 free (tabs);
411 } 405 }
406
407 CLEAR_ALL_SELECTION ();
412 408
413 prev_nrow = nrow; 409 prev_nrow = nrow;
414 prev_ncol = ncol; 410 prev_ncol = ncol;
415 411
416 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 412 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
417 413
418 for (int col = ncol; col--; ) 414 for (int col = ncol; col--; )
419 tabs [col] = col % TABSIZE == 0; 415 tabs [col] = col % TABSIZE == 0;
420 416
417 if (current_screen != PRIMARY)
418 scr_swap_screen ();
419
421 tt_winch (); 420 tt_winch ();
421
422 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
422} 423}
423 424
424/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
425/* 426/*
426 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
427 */ 428 */
428void 429void
429rxvt_term::scr_release () 430rxvt_term::scr_release () NOTHROW
430{ 431{
432 if (row_buf)
433 {
431 delete talloc; talloc = 0; 434 delete talloc; talloc = 0;
432 delete ralloc; ralloc = 0; 435 delete ralloc; ralloc = 0;
433 436
434 free (row_buf); 437 free (row_buf);
435 free (swap_buf); 438 free (swap_buf);
436 free (drawn_buf); 439 free (drawn_buf);
437 free (temp_buf);
438 free (tabs); 440 free (tabs);
439 441
440 row_buf = 0; // signal that we freed all the arrays 442 row_buf = 0; // signal that we freed all the arrays
443 }
441} 444}
442 445
443/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
444/* 447/*
445 * Hard reset 448 * Hard reset
… …
450 scr_release (); 453 scr_release ();
451 prev_nrow = prev_ncol = 0; 454 prev_nrow = prev_ncol = 0;
452 scr_reset (); 455 scr_reset ();
453 456
454 scr_clear (true); 457 scr_clear (true);
455 scr_refresh (SLOW_REFRESH); 458 scr_refresh ();
456} 459}
457 460
458/* ------------------------------------------------------------------------- * 461/* ------------------------------------------------------------------------- *
459 * PROCESS SCREEN COMMANDS * 462 * PROCESS SCREEN COMMANDS *
460 * ------------------------------------------------------------------------- */ 463 * ------------------------------------------------------------------------- */
… …
462 * Save and Restore cursor 465 * Save and Restore cursor
463 * XTERM_SEQ: Save cursor : ESC 7 466 * XTERM_SEQ: Save cursor : ESC 7
464 * XTERM_SEQ: Restore cursor: ESC 8 467 * XTERM_SEQ: Restore cursor: ESC 8
465 */ 468 */
466void 469void
467rxvt_term::scr_cursor (int mode) 470rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
468{ 471{
469 screen_t *s; 472 screen_t *s;
470 473
471#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 474#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
472 if (current_screen == SECONDARY) 475 if (current_screen == SECONDARY)
… …
504 assert (s->cur.row >= 0); 507 assert (s->cur.row >= 0);
505 assert (s->cur.col >= 0); 508 assert (s->cur.col >= 0);
506#endif 509#endif
507} 510}
508 511
512void
513rxvt_term::scr_swap_screen ()
514{
515 if (!OPTION (Opt_secondaryScreen))
516 return;
517
518 for (int i = prev_nrow; i--; )
519 ::swap (ROW(i), swap_buf [i]);
520
521 ::swap (screen.cur, swap.cur);
522
523 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
524 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
525}
526
509/* ------------------------------------------------------------------------- */ 527/* ------------------------------------------------------------------------- */
510/* 528/*
511 * Swap between primary and secondary screens 529 * Swap between primary and secondary screens
512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 530 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 531 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
514 */ 532 */
515int 533void
516rxvt_term::scr_change_screen (int scrn) 534rxvt_term::scr_change_screen (int scrn)
517{ 535{
536 if (scrn == current_screen)
537 return;
538
518 want_refresh = 1; 539 want_refresh = 1;
519 view_start = 0; 540 view_start = 0;
520 541
521 if (current_screen == scrn)
522 return scrn;
523
524 selection_check (2); /* check for boundary cross */ 542 selection_check (2); /* check for boundary cross */
525 543
526 int i = current_screen; current_screen = scrn; scrn = i; 544 int i = current_screen; current_screen = scrn; scrn = i;
527 545
528 ::swap (screen.cur.row, swap.cur.row);
529 ::swap (screen.cur.col, swap.cur.col);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533
534#if NSCREENS 546#if NSCREENS
535 if (options & Opt_secondaryScreen) 547 if (OPTION (Opt_secondaryScreen))
536 { 548 {
537 num_scr = 0; 549 num_scr = 0;
538 550
539 for (int i = prev_nrow; i--; ) 551 scr_swap_screen ();
540 ::swap (ROW(i), swap_buf [i]);
541 552
542 ::swap (screen.charset, swap.charset); 553 ::swap (screen.charset, swap.charset);
543 ::swap (screen.flags, swap.flags); 554 ::swap (screen.flags, swap.flags);
544 screen.flags |= Screen_VisibleCursor; 555 screen.flags |= Screen_VisibleCursor;
545 swap.flags |= Screen_VisibleCursor; 556 swap.flags |= Screen_VisibleCursor;
546 } 557 }
547 else 558 else
548#endif 559#endif
549 if (options & Opt_secondaryScroll) 560 if (OPTION (Opt_secondaryScroll))
550 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 561 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
551
552 return scrn;
553} 562}
554 563
555// clear WrapNext indicator, solidifying position on next line 564// clear WrapNext indicator, solidifying position on next line
556void 565void
557rxvt_term::scr_do_wrap () 566rxvt_term::scr_do_wrap () NOTHROW
558{ 567{
559 if (!(screen.flags & Screen_WrapNext)) 568 if (!(screen.flags & Screen_WrapNext))
560 return; 569 return;
561 570
562 screen.flags &= ~Screen_WrapNext; 571 screen.flags &= ~Screen_WrapNext;
… …
572/* ------------------------------------------------------------------------- */ 581/* ------------------------------------------------------------------------- */
573/* 582/*
574 * Change the colour for following text 583 * Change the colour for following text
575 */ 584 */
576void 585void
577rxvt_term::scr_color (unsigned int color, int fgbg) 586rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
578{ 587{
579 if (color > maxTermCOLOR) 588 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
580 color = fgbg; 589 color = fgbg;
581 590
582 if (fgbg == Color_fg) 591 if (fgbg == Color_fg)
583 rstyle = SET_FGCOLOR (rstyle, color); 592 rstyle = SET_FGCOLOR (rstyle, color);
584 else 593 else
… …
588/* ------------------------------------------------------------------------- */ 597/* ------------------------------------------------------------------------- */
589/* 598/*
590 * Change the rendition style for following text 599 * Change the rendition style for following text
591 */ 600 */
592void 601void
593rxvt_term::scr_rendition (int set, int style) 602rxvt_term::scr_rendition (int set, int style) NOTHROW
594 { 603 {
595 if (set) 604 if (set)
596 rstyle |= style; 605 rstyle |= style;
597 else if (style == ~RS_None) 606 else if (style == ~RS_None)
598 rstyle = DEFAULT_RSTYLE; 607 rstyle = DEFAULT_RSTYLE;
… …
605 * Scroll text between <row1> and <row2> inclusive, by <count> lines 614 * Scroll text between <row1> and <row2> inclusive, by <count> lines
606 * count positive ==> scroll up 615 * count positive ==> scroll up
607 * count negative ==> scroll down 616 * count negative ==> scroll down
608 */ 617 */
609int 618int
610rxvt_term::scr_scroll_text (int row1, int row2, int count) 619rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
611{ 620{
612 if (count == 0 || (row1 > row2)) 621 if (count == 0 || (row1 > row2))
613 return 0; 622 return 0;
614 623
615 want_refresh = 1; 624 want_refresh = 1;
616 num_scr += count; 625 num_scr += count;
617 626
618 if (count > 0 627 if (count > 0
619 && row1 == 0 628 && row1 == 0
620 && row2 == nrow - 1
621 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 629 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
622 { 630 {
623 nsaved = min (nsaved + count, saveLines); 631 top_row = max (top_row - count, -saveLines);
632
633 // scroll everything up 'count' lines
624 term_start = (term_start + count) % total_rows; 634 term_start = (term_start + count) % total_rows;
625 635
636 // sever bottommost line
637 {
638 line_t &l = ROW(row2 - count);
639 l.is_longer (0);
640 l.touch ();
641 }
642
643 // erase newly scrolled-in lines
644 for (int i = count; i--; )
645 {
646 line_t &l = ROW(nrow - 1 - i);
647
648 // optimize if already cleared, can be significant on slow machines
649 // could be rolled into scr_blank_screen_mem
650 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
651 {
652 scr_blank_line (l, 0, l.l, rstyle);
653 l.l = 0;
654 l.f = 0;
655 }
656 else
657 scr_blank_screen_mem (l, rstyle);
658 }
659
660 // now copy lines below the scroll region bottom to the
661 // bottom of the screen again, so they look as if they
662 // hadn't moved.
663 for (int i = nrow; --i > row2; )
664 {
665 line_t &l1 = ROW(i - count);
666 line_t &l2 = ROW(i);
667
668 ::swap (l1, l2);
669 l2.touch ();
670 }
671
672 // move and/or clear selection, if any
626 if (selection.op && current_screen == selection.screen) 673 if (selection.op && current_screen == selection.screen)
627 { 674 {
628 selection.beg.row -= count; 675 selection.beg.row -= count;
629 selection.end.row -= count; 676 selection.end.row -= count;
630 selection.mark.row -= count; 677 selection.mark.row -= count;
631 678
632 if (selection.beg.row < -nsaved 679 if (selection.beg.row < top_row
633 || selection.end.row < -nsaved 680 || selection.end.row < top_row
634 || selection.mark.row < -nsaved) 681 || selection.mark.row < top_row)
635 { 682 {
636 CLEAR_ALL_SELECTION (); 683 CLEAR_ALL_SELECTION ();
637 selection.op = SELECTION_CLEAR; 684 selection.op = SELECTION_CLEAR;
638 } 685 }
639 } 686 }
640 687
641 for (int i = count; i--; ) 688 // finally move the view window, if desired
642 {
643 ROW(row2 - i).l = 0;
644 scr_blank_screen_mem (ROW(row2 - i), rstyle);
645 }
646
647 if ((options & Opt_scrollWithBuffer) 689 if (OPTION (Opt_scrollWithBuffer)
648 && view_start != 0 690 && view_start != 0
649 && view_start != saveLines) 691 && view_start != -saveLines)
650 scr_page (UP, count); 692 scr_page (UP, count);
693
694 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
695 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
651 } 696 }
652 else 697 else
653 { 698 {
654 if (selection.op && current_screen == selection.screen) 699 if (selection.op && current_screen == selection.screen)
655 { 700 {
… …
679 724
680 int rows = row2 - row1 + 1; 725 int rows = row2 - row1 + 1;
681 726
682 min_it (count, rows); 727 min_it (count, rows);
683 728
729 line_t *temp_buf = row_buf + total_rows;
730
684 for (int row = 0; row < rows; row++) 731 for (int row = 0; row < rows; row++)
685 { 732 {
686 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 733 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
687 734
688 if (!IN_RANGE_EXC (row + count, 0, rows)) 735 if (!IN_RANGE_EXC (row + count, 0, rows))
… …
699/* ------------------------------------------------------------------------- */ 746/* ------------------------------------------------------------------------- */
700/* 747/*
701 * Add text given in <str> of length <len> to screen struct 748 * Add text given in <str> of length <len> to screen struct
702 */ 749 */
703void 750void
704rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 751rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
705{ 752{
706 if (len <= 0) /* sanity */ 753 if (len <= 0) /* sanity */
707 return; 754 return;
708 755
709 unsigned char checksel; 756 unsigned char checksel;
710 unicode_t c; 757 unicode_t c;
711 int last_col; 758 int ncol = this->ncol;
712 const unicode_t *strend = str + len; 759 const wchar_t *strend = str + len;
713 760
714 want_refresh = 1; 761 want_refresh = 1;
715 ZERO_SCROLLBACK (); 762 ZERO_SCROLLBACK ();
716 last_col = ncol;
717 763
718 if (nlines > 0) 764 if (minlines > 0)
719 { 765 {
720 nlines += screen.cur.row - screen.bscroll; 766 minlines += screen.cur.row - screen.bscroll;
767 min_it (minlines, screen.cur.row - top_row);
768
721 if (nlines > 0 769 if (minlines > 0
722 && screen.tscroll == 0 770 && screen.tscroll == 0
723 && screen.bscroll == (nrow - 1)) 771 && screen.bscroll == nrow - 1)
724 { 772 {
725 /* _at least_ this many lines need to be scrolled */ 773 /* _at least_ this many lines need to be scrolled */
726 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 774 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
727 screen.cur.row -= nlines; 775 screen.cur.row -= minlines;
728 } 776 }
729 } 777 }
730 778
731#ifdef DEBUG_STRICT 779#ifdef DEBUG_STRICT
732 assert (screen.cur.col < last_col); 780 assert (screen.cur.col < ncol);
733 assert (screen.cur.row < nrow 781 assert (screen.cur.row < nrow
734 && screen.cur.row >= -nsaved); 782 && screen.cur.row >= top_row);
735#endif 783#endif
736 int row = screen.cur.row; 784 int row = screen.cur.row;
737 785
738 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 786 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
739 787
740 line_t *line = &ROW(row); 788 line_t *line = &ROW(row);
741 789
742 while (str < strend) 790 while (str < strend)
743 { 791 {
744 c = *str++; 792 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
745 793
746 if (c < 0x20) 794 if (c < 0x20)
747 if (c == C0_LF) 795 if (c == C0_LF)
748 { 796 {
749 if (!line->is_longer ()) /* XXX: think about this */
750 max_it (line->l, screen.cur.col); 797 max_it (line->l, screen.cur.col);
751 798
752 screen.flags &= ~Screen_WrapNext; 799 screen.flags &= ~Screen_WrapNext;
753 800
754 if (screen.cur.row == screen.bscroll) 801 if (screen.cur.row == screen.bscroll)
755 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 802 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
759 line = &ROW(row); /* _must_ refresh */ 806 line = &ROW(row); /* _must_ refresh */
760 continue; 807 continue;
761 } 808 }
762 else if (c == C0_CR) 809 else if (c == C0_CR)
763 { 810 {
764 if (!line->is_longer ()) /* XXX: think about this */
765 max_it (line->l, screen.cur.col); 811 max_it (line->l, screen.cur.col);
766 812
767 screen.flags &= ~Screen_WrapNext; 813 screen.flags &= ~Screen_WrapNext;
768 screen.cur.col = 0; 814 screen.cur.col = 0;
769 continue; 815 continue;
770 } 816 }
… …
787 CLEAR_SELECTION (); 833 CLEAR_SELECTION ();
788 } 834 }
789 835
790 if (screen.flags & Screen_WrapNext) 836 if (screen.flags & Screen_WrapNext)
791 { 837 {
792 line->set_is_longer ();
793
794 scr_do_wrap (); 838 scr_do_wrap ();
795 839
840 line->l = ncol;
841 line->is_longer (1);
842
796 row = screen.cur.row; 843 row = screen.cur.row;
797 line = &ROW(row); /* _must_ refresh */ 844 line = &ROW(row); /* _must_ refresh */
798 } 845 }
799 846
800 // some utf-8 decoders "decode" surrogate characters: let's fix this. 847 // some utf-8 decoders "decode" surrogate characters: let's fix this.
801 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 848 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
802 c = 0xfffd; 849 c = 0xfffd;
803 850
804 // rely on wcwidth to tell us the character width, at least for non-latin1 851 // rely on wcwidth to tell us the character width, do wcwidth before
805 // do wcwidth before further replacements, as wcwidth might return -1 852 // further replacements, as wcwidth might return -1 for the line
806 // for the line drawing characters below as they might be invalid in the current 853 // drawing characters below as they might be invalid in the current
807 // locale. 854 // locale.
808 int width = c < 0x100 ? 1 : wcwidth (c); 855 int width = WCWIDTH (c);
809 856
810 if (charsets[screen.charset] == '0') // DEC SPECIAL 857 if (charsets [screen.charset] == '0') // DEC SPECIAL
811 { 858 {
812 // vt100 special graphics and line drawing 859 // vt100 special graphics and line drawing
813 // 5f-7e standard vt100 860 // 5f-7e standard vt100
814 // 40-5e rxvt extension for extra curses acs chars 861 // 40-5e rxvt extension for extra curses acs chars
815 static uint16_t vt100_0[62] = { // 41 .. 7e 862 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
867 } 914 }
868 915
869 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 916 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
870 917
871 // if the character doesn't fit into the remaining columns... 918 // if the character doesn't fit into the remaining columns...
872 if (screen.cur.col > last_col - width && last_col >= width) 919 if (screen.cur.col > ncol - width && ncol >= width)
873 { 920 {
874 // ...output spaces 921 // ...output spaces
875 c = ' '; 922 c = ' ';
876 // and try the same character next loop iteration 923 // and try the same character next loop iteration
877 --str; 924 --str;
878 } 925 }
879 926
927 line->touch ();
928
880 do 929 do
881 { 930 {
882 line->t[screen.cur.col] = c; 931 line->t[screen.cur.col] = c;
883 line->r[screen.cur.col] = rend; 932 line->r[screen.cur.col] = rend;
884 933
885 if (screen.cur.col < last_col - 1) 934 if (screen.cur.col < ncol - 1)
886 screen.cur.col++; 935 screen.cur.col++;
887 else 936 else
888 { 937 {
889 line->l = last_col; 938 line->l = ncol;
890 if (screen.flags & Screen_Autowrap) 939 if (screen.flags & Screen_Autowrap)
891 screen.flags |= Screen_WrapNext; 940 screen.flags |= Screen_WrapNext;
892 break; 941 break;
893 } 942 }
894 943
… …
896 } 945 }
897 while (--width > 0); 946 while (--width > 0);
898 947
899 // pad with spaces when overwriting wide character with smaller one 948 // pad with spaces when overwriting wide character with smaller one
900 if (!width) 949 if (!width)
950 {
951 line->touch ();
952
901 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 953 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
902 { 954 {
903 line->t[c] = ' '; 955 line->t[c] = ' ';
904 line->r[c] = rend; 956 line->r[c] = rend;
905 } 957 }
958 }
906 } 959 }
907 else // width == 0 960 else // width == 0
908 { 961 {
909#if ENABLE_COMBINING 962#if ENABLE_COMBINING
910 // handle combining characters 963 // handle combining characters
911 // we just tag the accent on the previous on-screen character. 964 // we just tag the accent on the previous on-screen character.
912 // this is arguably not correct, but also arguably not wrong. 965 // this is arguably not correct, but also arguably not wrong.
913 // we don't handle double-width characters nicely yet. 966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
914 text_t *tp; 968 text_t *tp;
915 rend_t *rp; 969 rend_t *rp;
916 970
917 if (screen.cur.col > 0) 971 if (screen.cur.col > 0)
918 { 972 {
973 linep = line;
919 tp = line->t + screen.cur.col - 1; 974 tp = line->t + screen.cur.col - 1;
920 rp = line->r + screen.cur.col - 1; 975 rp = line->r + screen.cur.col - 1;
921
922 while (*tp == NOCHAR && tp > line->t)
923 tp--, rp--;
924 } 976 }
925 else if (screen.cur.row > 0 977 else if (screen.cur.row > 0
926 && ROW(screen.cur.row - 1).is_longer ()) 978 && ROW(screen.cur.row - 1).is_longer ())
927 { 979 {
928 line_t *line = &ROW(screen.cur.row - 1); 980 linep = &ROW(screen.cur.row - 1);
929
930 tp = line->t + last_col - 1; 981 tp = line->t + ncol - 1;
931 rp = line->r + last_col - 1; 982 rp = line->r + ncol - 1;
932
933 while (*tp == NOCHAR && tp > line->t)
934 tp--, rp--;
935 } 983 }
936 else 984 else
937 continue; 985 continue;
986
987 linep->touch ();
988
989 while (*tp == NOCHAR && tp > linep->t)
990 tp--, rp--;
938 991
939 // first try to find a precomposed character 992 // first try to find a precomposed character
940 unicode_t n = rxvt_compose (*tp, c); 993 unicode_t n = rxvt_compose (*tp, c);
941 if (n == NOCHAR) 994 if (n == NOCHAR)
942 n = rxvt_composite.compose (*tp, c); 995 n = rxvt_composite.compose (*tp, c);
… …
945 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
946#endif 999#endif
947 } 1000 }
948 } 1001 }
949 1002
950 if (!line->is_longer ()) /* XXX: think about this */
951 max_it (line->l, screen.cur.col); 1003 max_it (line->l, screen.cur.col);
952 1004
953#ifdef DEBUG_STRICT 1005#ifdef DEBUG_STRICT
954 assert (screen.cur.row >= 0); 1006 assert (screen.cur.row >= 0);
955#endif 1007#endif
956} 1008}
… …
959/* 1011/*
960 * Process Backspace. Move back the cursor back a position, wrap if have to 1012 * Process Backspace. Move back the cursor back a position, wrap if have to
961 * XTERM_SEQ: CTRL-H 1013 * XTERM_SEQ: CTRL-H
962 */ 1014 */
963void 1015void
964rxvt_term::scr_backspace () 1016rxvt_term::scr_backspace () NOTHROW
965{ 1017{
966 want_refresh = 1; 1018 want_refresh = 1;
967 1019
968 if (screen.cur.col == 0) 1020 if (screen.cur.col == 0)
969 { 1021 {
… …
987 * Process Horizontal Tab 1039 * Process Horizontal Tab
988 * count: +ve = forward; -ve = backwards 1040 * count: +ve = forward; -ve = backwards
989 * XTERM_SEQ: CTRL-I 1041 * XTERM_SEQ: CTRL-I
990 */ 1042 */
991void 1043void
992rxvt_term::scr_tab (int count, bool ht) 1044rxvt_term::scr_tab (int count, bool ht) NOTHROW
993{ 1045{
994 int i, x; 1046 int i, x;
995 1047
996 want_refresh = 1; 1048 want_refresh = 1;
997 i = x = screen.cur.col; 1049 i = x = screen.cur.col;
… …
1006 1058
1007 for (; ++i < ncol; ) 1059 for (; ++i < ncol; )
1008 if (tabs[i]) 1060 if (tabs[i])
1009 { 1061 {
1010 x = i; 1062 x = i;
1063
1011 if (!--count) 1064 if (!--count)
1012 break; 1065 break;
1013 } 1066 }
1014 else 1067 else
1015 ht &= l.t[i] == ' ' 1068 ht &= l.t[i] == ' '
… …
1018 if (count) 1071 if (count)
1019 x = ncol - 1; 1072 x = ncol - 1;
1020 1073
1021 // store horizontal tab commands as characters inside the text 1074 // store horizontal tab commands as characters inside the text
1022 // buffer so they can be selected and pasted. 1075 // buffer so they can be selected and pasted.
1023 if (ht && options & Opt_pastableTabs) 1076 if (ht && OPTION (Opt_pastableTabs))
1024 { 1077 {
1025 base_rend = SET_FONT (base_rend, 0); 1078 base_rend = SET_FONT (base_rend, 0);
1026 1079
1027 if (!l.is_longer ()) /* XXX: think about this */ 1080 l.touch (x);
1028 max_it (l.l, x);
1029 1081
1030 i = screen.cur.col; 1082 i = screen.cur.col;
1031 1083
1032 l.t[i] = '\t'; 1084 l.t[i] = '\t';
1033 l.r[i] = base_rend; 1085 l.r[i] = base_rend;
… …
1062 * Process DEC Back Index 1114 * Process DEC Back Index
1063 * XTERM_SEQ: ESC 6 1115 * XTERM_SEQ: ESC 6
1064 * Move cursor left in row. If we're at the left boundary, shift everything 1116 * Move cursor left in row. If we're at the left boundary, shift everything
1065 * in that row right. Clear left column. 1117 * in that row right. Clear left column.
1066 */ 1118 */
1067#if ENABLE_FRILLS 1119#if !ENABLE_MINIMAL
1068void 1120void
1069rxvt_term::scr_backindex () 1121rxvt_term::scr_backindex () NOTHROW
1070{ 1122{
1071 if (screen.cur.col > 0) 1123 if (screen.cur.col > 0)
1072 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1124 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1073 else 1125 else
1074 scr_insdel_chars (1, INSERT); 1126 scr_insdel_chars (1, INSERT);
… …
1079 * Process DEC Forward Index 1131 * Process DEC Forward Index
1080 * XTERM_SEQ: ESC 9 1132 * XTERM_SEQ: ESC 9
1081 * Move cursor right in row. If we're at the right boundary, shift everything 1133 * Move cursor right in row. If we're at the right boundary, shift everything
1082 * in that row left. Clear right column. 1134 * in that row left. Clear right column.
1083 */ 1135 */
1084#if ENABLE_FRILLS 1136#if !ENABLE_MINIMAL
1085void 1137void
1086rxvt_term::scr_forwardindex () 1138rxvt_term::scr_forwardindex () NOTHROW
1087{ 1139{
1088 if (screen.cur.col < ncol - 1) 1140 if (screen.cur.col < ncol - 1)
1089 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1141 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1090 else 1142 else
1091 { 1143 {
1092 if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN 1144 line_t &l = ROW(screen.cur.row);
1093 ROW(screen.cur.row).l = ncol; 1145
1146 l.touch ();
1147 l.is_longer (0);
1094 1148
1095 scr_gotorc (0, 0, R_RELATIVE); 1149 scr_gotorc (0, 0, R_RELATIVE);
1096 scr_insdel_chars (1, DELETE); 1150 scr_insdel_chars (1, DELETE);
1097 scr_gotorc (0, ncol - 1, R_RELATIVE); 1151 scr_gotorc (0, ncol - 1, R_RELATIVE);
1098 } 1152 }
… …
1102/* ------------------------------------------------------------------------- */ 1156/* ------------------------------------------------------------------------- */
1103/* 1157/*
1104 * Goto Row/Column 1158 * Goto Row/Column
1105 */ 1159 */
1106void 1160void
1107rxvt_term::scr_gotorc (int row, int col, int relative) 1161rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1108{ 1162{
1109 want_refresh = 1; 1163 want_refresh = 1;
1110 ZERO_SCROLLBACK (); 1164 ZERO_SCROLLBACK ();
1111 1165
1112 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1166 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1150/* ------------------------------------------------------------------------- */ 1204/* ------------------------------------------------------------------------- */
1151/* 1205/*
1152 * direction should be UP or DN 1206 * direction should be UP or DN
1153 */ 1207 */
1154void 1208void
1155rxvt_term::scr_index (enum page_dirn direction) 1209rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1156{ 1210{
1157 int dirn; 1211 int dirn;
1158 1212
1159 want_refresh = 1; 1213 want_refresh = 1;
1160 ZERO_SCROLLBACK (); 1214 ZERO_SCROLLBACK ();
… …
1179 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1233 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1180 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1234 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1181 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1235 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1182 */ 1236 */
1183void 1237void
1184rxvt_term::scr_erase_line (int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1185{ 1239{
1186 unsigned int col, num; 1240 unsigned int col, num;
1187 1241
1188 want_refresh = 1; 1242 want_refresh = 1;
1189 ZERO_SCROLLBACK (); 1243 ZERO_SCROLLBACK ();
1190 1244
1191 selection_check (1); 1245 selection_check (1);
1192 1246
1193 line_t &line = ROW(screen.cur.row); 1247 line_t &line = ROW(screen.cur.row);
1248
1249 line.touch ();
1250 line.is_longer (0);
1194 1251
1195 switch (mode) 1252 switch (mode)
1196 { 1253 {
1197 case 0: /* erase to end of line */ 1254 case 0: /* erase to end of line */
1198 col = screen.cur.col; 1255 col = screen.cur.col;
… …
1230 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1287 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1231 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1288 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1232 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1289 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1233 */ 1290 */
1234void 1291void
1235rxvt_term::scr_erase_screen (int mode) 1292rxvt_term::scr_erase_screen (int mode) NOTHROW
1236{ 1293{
1237 int num; 1294 int num;
1238 int32_t row; 1295 int32_t row;
1239 rend_t ren; 1296 rend_t ren;
1240 XGCValues gcvalue; 1297 XGCValues gcvalue;
… …
1284 CLEAR_ROWS (row, num); 1341 CLEAR_ROWS (row, num);
1285 } 1342 }
1286 else 1343 else
1287 { 1344 {
1288 ren = rstyle & (RS_fgMask | RS_bgMask); 1345 ren = rstyle & (RS_fgMask | RS_bgMask);
1289 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1346 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1290 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1347 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1291 ERASE_ROWS (row, num); 1348 ERASE_ROWS (row, num);
1292 gcvalue.foreground = pix_colors[Color_fg]; 1349 gcvalue.foreground = pix_colors[Color_fg];
1293 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1350 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1294 } 1351 }
1295 1352
1296 for (; num--; row++) 1353 for (; num--; row++)
1297 { 1354 {
1298 ROW (row).l = 0;
1299 scr_blank_screen_mem (ROW (row), rstyle); 1355 scr_blank_screen_mem (ROW(row), rstyle);
1300 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1356 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1301 } 1357 }
1302} 1358}
1303 1359
1304#if ENABLE_FRILLS 1360#if !ENABLE_MINIMAL
1305void 1361void
1306rxvt_term::scr_erase_savelines () 1362rxvt_term::scr_erase_savelines () NOTHROW
1307{ 1363{
1308 want_refresh = 1; 1364 want_refresh = 1;
1309 ZERO_SCROLLBACK (); 1365 ZERO_SCROLLBACK ();
1310 1366
1311 nsaved = 0; 1367 top_row = 0;
1312} 1368}
1313#endif 1369#endif
1314 1370
1315/* ------------------------------------------------------------------------- */ 1371/* ------------------------------------------------------------------------- */
1316/* 1372/*
1317 * Fill the screen with `E's 1373 * Fill the screen with `E's
1318 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1374 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1319 */ 1375 */
1320void 1376void
1321rxvt_term::scr_E () 1377rxvt_term::scr_E () NOTHROW
1322{ 1378{
1323 rend_t fs; 1379 rend_t fs;
1324 1380
1325 want_refresh = 1; 1381 want_refresh = 1;
1326 ZERO_SCROLLBACK (); 1382 ZERO_SCROLLBACK ();
… …
1337 rend_t *r1 = line.r; 1393 rend_t *r1 = line.r;
1338 1394
1339 for (int j = ncol; j--; ) 1395 for (int j = ncol; j--; )
1340 *r1++ = fs; 1396 *r1++ = fs;
1341 1397
1342 line.l = ncol; /* make the `E's selectable */ 1398 line.is_longer (0);
1399 line.touch (ncol);
1343 } 1400 }
1344} 1401}
1345 1402
1346/* ------------------------------------------------------------------------- */ 1403/* ------------------------------------------------------------------------- */
1347/* 1404/*
1348 * Insert/Delete <count> lines 1405 * Insert/Delete <count> lines
1349 */ 1406 */
1350void 1407void
1351rxvt_term::scr_insdel_lines (int count, int insdel) 1408rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1352{ 1409{
1353 int end; 1410 int end;
1354 1411
1355 ZERO_SCROLLBACK (); 1412 ZERO_SCROLLBACK ();
1356 1413
… …
1376/* ------------------------------------------------------------------------- */ 1433/* ------------------------------------------------------------------------- */
1377/* 1434/*
1378 * Insert/Delete <count> characters from the current position 1435 * Insert/Delete <count> characters from the current position
1379 */ 1436 */
1380void 1437void
1381rxvt_term::scr_insdel_chars (int count, int insdel) 1438rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1382{ 1439{
1383 int col, row; 1440 int col, row;
1384 rend_t tr; 1441 rend_t tr;
1385 1442
1386 want_refresh = 1; 1443 want_refresh = 1;
… …
1395 min_it (count, ncol - screen.cur.col); 1452 min_it (count, ncol - screen.cur.col);
1396 1453
1397 row = screen.cur.row; 1454 row = screen.cur.row;
1398 1455
1399 line_t *line = &ROW(row); 1456 line_t *line = &ROW(row);
1457
1458 line->touch ();
1459 line->is_longer (0);
1400 1460
1401 switch (insdel) 1461 switch (insdel)
1402 { 1462 {
1403 case INSERT: 1463 case INSERT:
1404 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1464 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1405 { 1465 {
1406 line->t[col] = line->t[col - count]; 1466 line->t[col] = line->t[col - count];
1407 line->r[col] = line->r[col - count]; 1467 line->r[col] = line->r[col - count];
1408 } 1468 }
1409 1469
1410 if (!line->is_longer ()) 1470 line->l = min (line->l + count, ncol);
1411 {
1412 line->l += count;
1413 min_it (line->l, ncol);
1414 }
1415 1471
1416 if (selection.op && current_screen == selection.screen 1472 if (selection.op && current_screen == selection.screen
1417 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1473 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1418 { 1474 {
1419 if (selection.end.row != screen.cur.row 1475 if (selection.end.row != screen.cur.row
… …
1432 1488
1433 case ERASE: 1489 case ERASE:
1434 screen.cur.col += count; /* don't worry if > ncol */ 1490 screen.cur.col += count; /* don't worry if > ncol */
1435 selection_check (1); 1491 selection_check (1);
1436 screen.cur.col -= count; 1492 screen.cur.col -= count;
1493
1494 line->l = max (line->l - count, 0);
1437 scr_blank_line (*line, screen.cur.col, count, rstyle); 1495 scr_blank_line (*line, screen.cur.col, count, rstyle);
1438 break; 1496 break;
1439 1497
1440 case DELETE: 1498 case DELETE:
1441 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1499 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
… …
1444 { 1502 {
1445 line->t[col] = line->t[col + count]; 1503 line->t[col] = line->t[col + count];
1446 line->r[col] = line->r[col + count]; 1504 line->r[col] = line->r[col + count];
1447 } 1505 }
1448 1506
1507 line->l = max (line->l - count, 0);
1449 scr_blank_line (*line, ncol - count, count, tr); 1508 scr_blank_line (*line, ncol - count, count, tr);
1450
1451 if (line->is_longer ()) /* break line continuation */
1452 line->l = ncol;
1453
1454 line->l = max (line->l - count, 0);
1455 1509
1456 if (selection.op && current_screen == selection.screen 1510 if (selection.op && current_screen == selection.screen
1457 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1511 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1458 { 1512 {
1459 if (selection.end.row != screen.cur.row 1513 if (selection.end.row != screen.cur.row
… …
1477/* 1531/*
1478 * Set the scrolling region 1532 * Set the scrolling region
1479 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1533 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1480 */ 1534 */
1481void 1535void
1482rxvt_term::scr_scroll_region (int top, int bot) 1536rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1483{ 1537{
1484 max_it (top, 0); 1538 max_it (top, 0);
1485 min_it (bot, nrow - 1); 1539 min_it (bot, nrow - 1);
1486 1540
1487 if (top > bot) 1541 if (top > bot)
… …
1497 * Make the cursor visible/invisible 1551 * Make the cursor visible/invisible
1498 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1552 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1499 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1553 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1500 */ 1554 */
1501void 1555void
1502rxvt_term::scr_cursor_visible (int mode) 1556rxvt_term::scr_cursor_visible (int mode) NOTHROW
1503{ 1557{
1504 want_refresh = 1; 1558 want_refresh = 1;
1505 1559
1506 if (mode) 1560 if (mode)
1507 screen.flags |= Screen_VisibleCursor; 1561 screen.flags |= Screen_VisibleCursor;
… …
1514 * Set/unset automatic wrapping 1568 * Set/unset automatic wrapping
1515 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1569 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1516 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1570 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1517 */ 1571 */
1518void 1572void
1519rxvt_term::scr_autowrap (int mode) 1573rxvt_term::scr_autowrap (int mode) NOTHROW
1520{ 1574{
1521 if (mode) 1575 if (mode)
1522 screen.flags |= Screen_Autowrap; 1576 screen.flags |= Screen_Autowrap;
1523 else 1577 else
1524 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1578 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1533 * and the cursor cannot be moved outside. 1587 * and the cursor cannot be moved outside.
1534 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1588 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1535 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1589 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1536 */ 1590 */
1537void 1591void
1538rxvt_term::scr_relative_origin (int mode) 1592rxvt_term::scr_relative_origin (int mode) NOTHROW
1539{ 1593{
1540 if (mode) 1594 if (mode)
1541 screen.flags |= Screen_Relative; 1595 screen.flags |= Screen_Relative;
1542 else 1596 else
1543 screen.flags &= ~Screen_Relative; 1597 screen.flags &= ~Screen_Relative;
… …
1550 * Set insert/replace mode 1604 * Set insert/replace mode
1551 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1605 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1552 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1606 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1553 */ 1607 */
1554void 1608void
1555rxvt_term::scr_insert_mode (int mode) 1609rxvt_term::scr_insert_mode (int mode) NOTHROW
1556{ 1610{
1557 if (mode) 1611 if (mode)
1558 screen.flags |= Screen_Insert; 1612 screen.flags |= Screen_Insert;
1559 else 1613 else
1560 screen.flags &= ~Screen_Insert; 1614 screen.flags &= ~Screen_Insert;
… …
1566 * XTERM_SEQ: Set tab at current column : ESC H 1620 * XTERM_SEQ: Set tab at current column : ESC H
1567 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1621 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1568 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1622 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1569 */ 1623 */
1570void 1624void
1571rxvt_term::scr_set_tab (int mode) 1625rxvt_term::scr_set_tab (int mode) NOTHROW
1572{ 1626{
1573 if (mode < 0) 1627 if (mode < 0)
1574 memset (tabs, 0, ncol * sizeof (char)); 1628 memset (tabs, 0, ncol * sizeof (char));
1575 else if (screen.cur.col < ncol) 1629 else if (screen.cur.col < ncol)
1576 tabs[screen.cur.col] = (mode ? 1 : 0); 1630 tabs [screen.cur.col] = !!mode;
1577} 1631}
1578 1632
1579/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1580/* 1634/*
1581 * Set reverse/normal video 1635 * Set reverse/normal video
1582 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1636 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1583 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1637 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1584 */ 1638 */
1585void 1639void
1586rxvt_term::scr_rvideo_mode (int mode) 1640rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1587{ 1641{
1588 XGCValues gcvalue; 1642 rvideo_mode = on;
1589 1643
1644#ifndef NO_BELL
1645 on ^= rvideo_bell;
1646#endif
1647
1590 if (rvideo != mode) 1648 if (rvideo_state != on)
1591 { 1649 {
1592 rvideo = mode; 1650 rvideo_state = on;
1651
1593 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1652 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1594#if XPM_BACKGROUND 1653#if XPM_BACKGROUND
1595 if (bgPixmap.pixmap == None) 1654 if (bgPixmap.pixmap == None)
1596#endif 1655#endif
1597#if TRANSPARENT 1656#if TRANSPARENT
1598 if (! (options & Opt_transparent) || am_transparent == 0) 1657 if (!OPTION (Opt_transparent) || am_transparent == 0)
1599#endif 1658#endif
1600 XSetWindowBackground (display->display, vt, 1659 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1601 pix_colors[Color_bg]);
1602 1660
1661 XGCValues gcvalue;
1603 gcvalue.foreground = pix_colors[Color_fg]; 1662 gcvalue.foreground = pix_colors[Color_fg];
1604 gcvalue.background = pix_colors[Color_bg]; 1663 gcvalue.background = pix_colors[Color_bg];
1605 XChangeGC (display->display, gc, GCBackground | GCForeground, 1664 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1606 &gcvalue); 1665
1607 scr_clear (); 1666 scr_clear ();
1608 scr_touch (true); 1667 scr_touch (true);
1609 } 1668 }
1610} 1669}
1611 1670
… …
1613/* 1672/*
1614 * Report current cursor position 1673 * Report current cursor position
1615 * XTERM_SEQ: Report position: ESC [ 6 n 1674 * XTERM_SEQ: Report position: ESC [ 6 n
1616 */ 1675 */
1617void 1676void
1618rxvt_term::scr_report_position () 1677rxvt_term::scr_report_position () NOTHROW
1619{ 1678{
1620 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1679 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1621} 1680}
1622 1681
1623/* ------------------------------------------------------------------------- * 1682/* ------------------------------------------------------------------------- *
… …
1626 1685
1627/* 1686/*
1628 * Set font style 1687 * Set font style
1629 */ 1688 */
1630void 1689void
1631rxvt_term::set_font_style () 1690rxvt_term::set_font_style () NOTHROW
1632{ 1691{
1692#if 0
1633 switch (charsets[screen.charset]) 1693 switch (charsets [screen.charset])
1634 { 1694 {
1635 case '0': /* DEC Special Character & Line Drawing Set */ 1695 case '0': /* DEC Special Character & Line Drawing Set */
1636 break; 1696 break;
1637 case 'A': /* United Kingdom (UK) */ 1697 case 'A': /* United Kingdom (UK) */
1638 break; 1698 break;
… …
1645 case 'C': /* Finnish character set */ 1705 case 'C': /* Finnish character set */
1646 break; 1706 break;
1647 case 'K': /* German character set */ 1707 case 'K': /* German character set */
1648 break; 1708 break;
1649 } 1709 }
1710#endif
1650} 1711}
1651 1712
1652/* ------------------------------------------------------------------------- */ 1713/* ------------------------------------------------------------------------- */
1653/* 1714/*
1654 * Choose a font 1715 * Choose a font
… …
1656 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1717 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1657 * XTERM_SEQ: Invoke G2 character set: ESC N 1718 * XTERM_SEQ: Invoke G2 character set: ESC N
1658 * XTERM_SEQ: Invoke G3 character set: ESC O 1719 * XTERM_SEQ: Invoke G3 character set: ESC O
1659 */ 1720 */
1660void 1721void
1661rxvt_term::scr_charset_choose (int set) 1722rxvt_term::scr_charset_choose (int set) NOTHROW
1662{ 1723{
1663 screen.charset = set; 1724 screen.charset = set;
1664 set_font_style (); 1725 set_font_style ();
1665} 1726}
1666 1727
… …
1672 * XTERM_SEQ: Set G2 character set: ESC * <C> 1733 * XTERM_SEQ: Set G2 character set: ESC * <C>
1673 * XTERM_SEQ: Set G3 character set: ESC + <C> 1734 * XTERM_SEQ: Set G3 character set: ESC + <C>
1674 * See set_font_style for possible values for <C> 1735 * See set_font_style for possible values for <C>
1675 */ 1736 */
1676void 1737void
1677rxvt_term::scr_charset_set (int set, unsigned int ch) 1738rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1678{ 1739{
1679 charsets[set] = (unsigned char)ch; 1740 charsets[set] = (unsigned char)ch;
1680 set_font_style (); 1741 set_font_style ();
1681} 1742}
1682 1743
… …
1687 1748
1688/* 1749/*
1689 * refresh matching text. 1750 * refresh matching text.
1690 */ 1751 */
1691bool 1752bool
1692rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1753rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1693{ 1754{
1694 bool found = false; 1755 bool found = false;
1695 1756
1696 for (int i = 0; i < nrow; i++) 1757 for (int i = 0; i < nrow; i++)
1697 { 1758 {
1698 int col = 0;
1699 rend_t *drp = drawn_buf[i].r; 1759 rend_t *drp = drawn_buf[i].r;
1700 1760
1701 for (; col < ncol; col++, drp++) 1761 for (int col = 0; col < ncol; col++, drp++)
1702 if ((*drp & mask) == value) 1762 if ((*drp & mask) == value)
1703 { 1763 {
1704 found = true; 1764 found = true;
1705 *drp = ~value; 1765 *drp = ~value;
1706 } 1766 }
… …
1717 PART_END, 1777 PART_END,
1718 RC_COUNT 1778 RC_COUNT
1719}; 1779};
1720 1780
1721void 1781void
1722rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1782rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1723{ 1783{
1724 int i; 1784 int i;
1725 row_col_t rc[RC_COUNT]; 1785 row_col_t rc[RC_COUNT];
1726 1786
1727 if (!drawn_buf) /* sanity check */ 1787 if (!drawn_buf) /* sanity check */
… …
1750 } 1810 }
1751 1811
1752 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1812 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1753 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1813 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1754 1814
1815 num_scr_allow = 0;
1816
1755 if (refresh) 1817 if (refresh)
1756 scr_refresh (SLOW_REFRESH); 1818 scr_refresh ();
1757} 1819}
1758 1820
1759/* ------------------------------------------------------------------------- */ 1821/* ------------------------------------------------------------------------- */
1760/* 1822/*
1761 * Refresh the entire screen 1823 * Refresh the entire screen
1762 */ 1824 */
1763void 1825void
1764rxvt_term::scr_touch (bool refresh) 1826rxvt_term::scr_touch (bool refresh) NOTHROW
1765{ 1827{
1766 scr_expose (0, 0, width, height, refresh); 1828 scr_expose (0, 0, width, height, refresh);
1767} 1829}
1768 1830
1769/* ------------------------------------------------------------------------- */ 1831/* ------------------------------------------------------------------------- */
1770/* 1832/*
1771 * Move the display so that the line represented by scrollbar value Y is at 1833 * Move the display so that the line represented by scrollbar value Y is at
1772 * the top of the screen 1834 * the top of the screen
1773 */ 1835 */
1774int 1836void
1775rxvt_term::scr_move_to (int y, int len) 1837rxvt_term::scr_move_to (int y, int len) NOTHROW
1776{ 1838{
1777 long p = 0; 1839 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1778 unsigned int oldviewstart;
1779
1780 oldviewstart = view_start;
1781
1782 if (y < len)
1783 {
1784 p = (nrow + nsaved) * (len - y) / len;
1785 p -= (long) (nrow - 1);
1786 p = max (p, 0);
1787 }
1788
1789 view_start = (unsigned int)min (p, nsaved);
1790
1791 return scr_changeview (oldviewstart);
1792} 1840}
1793 1841
1794/* ------------------------------------------------------------------------- */ 1842/* ------------------------------------------------------------------------- */
1795/* 1843/*
1796 * Page the screen up/down nlines 1844 * Page the screen up/down nlines
1797 * direction should be UP or DN 1845 * direction should be UP or DN
1798 */ 1846 */
1799int 1847bool
1800rxvt_term::scr_page (enum page_dirn direction, int nlines) 1848rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1801{ 1849{
1802 int n; 1850 int new_view_start =
1803 unsigned int oldviewstart;
1804
1805 oldviewstart = view_start;
1806
1807 if (direction == UP)
1808 {
1809 n = view_start + nlines;
1810 view_start = min (n, nsaved);
1811 }
1812 else
1813 {
1814 n = view_start - nlines; 1851 direction == UP ? view_start - nlines
1815 view_start = max (n, 0); 1852 : view_start + nlines;
1816 }
1817 1853
1818 return scr_changeview (oldviewstart); 1854 return scr_changeview (new_view_start);
1819} 1855}
1820 1856
1821int 1857bool
1822rxvt_term::scr_changeview (unsigned int oldviewstart) 1858rxvt_term::scr_changeview (int new_view_start) NOTHROW
1823{ 1859{
1860 clamp_it (new_view_start, top_row, 0);
1861
1824 if (view_start != oldviewstart) 1862 if (new_view_start == view_start)
1825 { 1863 return false;
1864
1865 num_scr += new_view_start - view_start;
1866 view_start = new_view_start;
1826 want_refresh = 1; 1867 want_refresh = 1;
1827 num_scr -= (view_start - oldviewstart);
1828 }
1829 1868
1830 return (int) (view_start - oldviewstart); 1869 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1831}
1832 1870
1833/* ------------------------------------------------------------------------- */ 1871 return true;
1872}
1873
1874#ifndef NO_BELL
1834void 1875void
1876rxvt_term::bell_cb (time_watcher &w)
1877{
1878 rvideo_bell = false;
1879 scr_rvideo_mode (rvideo_mode);
1880}
1881#endif
1882
1883/* ------------------------------------------------------------------------- */
1884void
1835rxvt_term::scr_bell () 1885rxvt_term::scr_bell () NOTHROW
1836{ 1886{
1837#ifndef NO_BELL 1887#ifndef NO_BELL
1838 1888
1839# ifndef NO_MAPALERT 1889# ifndef NO_MAPALERT
1840# ifdef MAPALERT_OPTION 1890# ifdef MAPALERT_OPTION
1841 if (options & Opt_mapAlert) 1891 if (OPTION (Opt_mapAlert))
1842# endif 1892# endif
1843 XMapWindow (display->display, parent[0]); 1893 XMapWindow (dpy, parent[0]);
1844# endif 1894# endif
1845 1895
1846 if (options & Opt_visualBell) 1896 if (OPTION (Opt_visualBell))
1847 { 1897 {
1848 scr_rvideo_mode (!rvideo); /* refresh also done */ 1898 rvideo_bell = true;
1849 rxvt_usleep (VISUAL_BELL_DURATION); 1899 scr_rvideo_mode (rvideo_mode);
1850 scr_rvideo_mode (!rvideo); /* refresh also done */ 1900 display->flush ();
1901
1902 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1851 } 1903 }
1852 else 1904 else
1853 XBell (display->display, 0); 1905 XBell (dpy, 0);
1854 1906
1855#endif 1907#endif
1856} 1908}
1857 1909
1858/* ------------------------------------------------------------------------- */ 1910/* ------------------------------------------------------------------------- */
1859/* ARGSUSED */ 1911/* ARGSUSED */
1860void 1912void
1861rxvt_term::scr_printscreen (int fullhist) 1913rxvt_term::scr_printscreen (int fullhist) NOTHROW
1862{ 1914{
1863#ifdef PRINTPIPE 1915#ifdef PRINTPIPE
1864 int nrows, row_start; 1916 int nrows, row_start;
1865 FILE *fd; 1917 FILE *fd;
1866 1918
1867 if ((fd = popen_printer ()) == NULL) 1919 if ((fd = popen_printer ()) == NULL)
1868 return; 1920 return;
1869 1921
1870 if (fullhist) 1922 if (fullhist)
1871 { 1923 {
1872 nrows = nrow + nsaved; 1924 nrows = nrow - top_row;
1873 row_start = -nsaved; 1925 row_start = top_row;
1874 } 1926 }
1875 else 1927 else
1876 { 1928 {
1877 nrows = nrow; 1929 nrows = nrow;
1878 row_start = -view_start; 1930 row_start = view_start;
1879 } 1931 }
1880 1932
1881 wctomb (0, 0); 1933 wctomb (0, 0);
1882 1934
1883 for (int r1 = 0; r1 < nrows; r1++) 1935 for (int r1 = 0; r1 < nrows; r1++)
… …
1915 * Refresh the screen 1967 * Refresh the screen
1916 * drawn_text/drawn_rend contain the screen information before the update. 1968 * drawn_text/drawn_rend contain the screen information before the update.
1917 * screen.text/screen.rend contain what the screen will change to. 1969 * screen.text/screen.rend contain what the screen will change to.
1918 */ 1970 */
1919void 1971void
1920rxvt_term::scr_refresh (unsigned char refresh_type) 1972rxvt_term::scr_refresh () NOTHROW
1921{ 1973{
1922 unsigned char must_clear, /* use draw_string not draw_image_string */ 1974 unsigned char have_bg,
1923 showcursor; /* show the cursor */ 1975 showcursor; /* show the cursor */
1924 int16_t col, row, /* column/row we're processing */ 1976 int16_t col, row, /* column/row we're processing */
1925 ocrow; /* old cursor row */ 1977 ocrow; /* old cursor row */
1926 int i; /* tmp */ 1978 int i; /* tmp */
1927#ifndef NO_CURSORCOLOR 1979#ifndef NO_CURSORCOLOR
… …
1935 return; 1987 return;
1936 1988
1937 /* 1989 /*
1938 * A: set up vars 1990 * A: set up vars
1939 */ 1991 */
1940 must_clear = 0; 1992 have_bg = 0;
1941 refresh_count = 0; 1993 refresh_count = 0;
1942 1994
1943#if XPM_BACKGROUND 1995#if XPM_BACKGROUND
1944 must_clear |= bgPixmap.pixmap != None; 1996 have_bg |= bgPixmap.pixmap != None;
1945#endif 1997#endif
1946#if TRANSPARENT 1998#if TRANSPARENT
1947 must_clear |= (options & Opt_transparent) && am_transparent; 1999 have_bg |= OPTION (Opt_transparent) && am_transparent;
1948#endif 2000#endif
1949 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2001 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1950 2002
1951 /* 2003 /*
1952 * B: reverse any characters which are selected 2004 * B: reverse any characters which are selected
… …
1976 2028
1977 crp = &ROW(screen.cur.row).r[col]; 2029 crp = &ROW(screen.cur.row).r[col];
1978 2030
1979 if (showcursor && focus) 2031 if (showcursor && focus)
1980 { 2032 {
1981 if (options & Opt_cursorUnderline) 2033 if (OPTION (Opt_cursorUnderline))
1982 *crp ^= RS_Uline; 2034 *crp ^= RS_Uline;
1983 else 2035 else
1984 { 2036 {
1985 *crp ^= RS_RVid; 2037 *crp ^= RS_RVid;
1986 2038
… …
1988 cc1 = *crp & (RS_fgMask | RS_bgMask); 2040 cc1 = *crp & (RS_fgMask | RS_bgMask);
1989 if (ISSET_PIXCOLOR (Color_cursor)) 2041 if (ISSET_PIXCOLOR (Color_cursor))
1990 ccol1 = Color_cursor; 2042 ccol1 = Color_cursor;
1991 else 2043 else
1992#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2044#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1993 ccol1 = GET_FGCOLOR (rstyle); 2045 ccol1 = fgcolor_of (rstyle);
1994#else 2046#else
1995 ccol1 = Color_fg; 2047 ccol1 = Color_fg;
1996#endif 2048#endif
1997 if (ISSET_PIXCOLOR (Color_cursor2)) 2049 if (ISSET_PIXCOLOR (Color_cursor2))
1998 ccol2 = Color_cursor2; 2050 ccol2 = Color_cursor2;
1999 else 2051 else
2000#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2052#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2001 ccol2 = GET_BGCOLOR (rstyle); 2053 ccol2 = bgcolor_of (rstyle);
2002#else 2054#else
2003 ccol2 = Color_bg; 2055 ccol2 = Color_bg;
2004#endif 2056#endif
2005 *crp = SET_FGCOLOR (*crp, ccol1); 2057 *crp = SET_FGCOLOR (*crp, ccol1);
2006 *crp = SET_BGCOLOR (*crp, ccol2); 2058 *crp = SET_BGCOLOR (*crp, ccol2);
… …
2011 2063
2012 /* make sure no outline cursor is left around */ 2064 /* make sure no outline cursor is left around */
2013 setoldcursor = 0; 2065 setoldcursor = 0;
2014 if (ocrow != -1) 2066 if (ocrow != -1)
2015 { 2067 {
2016 if (screen.cur.row + view_start != ocrow 2068 if (screen.cur.row - view_start != ocrow
2017 || screen.cur.col != oldcursor.col) 2069 || screen.cur.col != oldcursor.col)
2018 { 2070 {
2019 if (ocrow < nrow 2071 if (ocrow < nrow
2020 && oldcursor.col < ncol) 2072 && oldcursor.col < ncol)
2021 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2073 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
… …
2029 else if (!focus) 2081 else if (!focus)
2030 setoldcursor = 1; 2082 setoldcursor = 1;
2031 2083
2032 if (setoldcursor) 2084 if (setoldcursor)
2033 { 2085 {
2034 if (screen.cur.row + view_start >= nrow) 2086 if (screen.cur.row - view_start >= nrow)
2035 oldcursor.row = -1; 2087 oldcursor.row = -1;
2036 else 2088 else
2037 { 2089 {
2038 oldcursor.row = screen.cur.row + view_start; 2090 oldcursor.row = screen.cur.row - view_start;
2039 oldcursor.col = screen.cur.col; 2091 oldcursor.col = screen.cur.col;
2040 } 2092 }
2041 } 2093 }
2042 } 2094 }
2043 2095
2096 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2044#if ENABLE_OVERLAY 2097#if ENABLE_OVERLAY
2045 scr_swap_overlay (); 2098 scr_swap_overlay ();
2046#endif 2099#endif
2047 2100
2048#ifndef NO_SLOW_LINK_SUPPORT 2101#ifndef NO_SLOW_LINK_SUPPORT
2049 /* 2102 /*
2050 * D: CopyArea pass - very useful for slower links 2103 * D: CopyArea pass - very useful for slower links
2051 * This has been deliberately kept simple. 2104 * This has been deliberately kept simple.
2052 */ 2105 */
2053 i = num_scr;
2054 if (!display->is_local 2106 if (!display->is_local
2055 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2107 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2056 && abs (num_scr) < nrow && !must_clear) 2108 && abs (num_scr) < nrow && !have_bg)
2057 { 2109 {
2058 int16_t nits; 2110 int16_t nits;
2111 int i = num_scr;
2059 int j; 2112 int j;
2060 int len, wlen; 2113 int len, wlen;
2114 dLocal (int, num_scr);
2061 2115
2062 j = nrow; 2116 j = nrow;
2063 wlen = len = -1; 2117 wlen = len = -1;
2064 row = i > 0 ? 0 : j - 1; 2118 row = i > 0 ? 0 : j - 1;
2119
2065 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2120 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2066 { 2121 {
2067 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2122 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2068 { 2123 {
2069 line_t s = ROW(row - view_start); 2124 line_t s = ROW(view_start + row);
2070 line_t d = drawn_buf[row]; 2125 line_t d = drawn_buf[row];
2071 line_t d2 = drawn_buf[row + i]; 2126 line_t d2 = drawn_buf[row + i];
2072 2127
2073 for (nits = 0, col = ncol; col--; ) 2128 for (nits = 0, col = ncol; col--; )
2074 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2129 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
… …
2090 wlen = row; 2145 wlen = row;
2091 continue; 2146 continue;
2092 } 2147 }
2093 } 2148 }
2094 2149
2095 if (len != -1) 2150 if (len >= 0)
2096 { 2151 {
2097 /* also comes here at end if needed because of >= above */ 2152 /* also comes here at end if needed because of >= above */
2098 if (wlen < len) 2153 if (wlen < len)
2099 ::swap (wlen, len); 2154 ::swap (wlen, len);
2100 2155
2156 XGCValues gcv;
2157
2158 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2101 XCopyArea (display->display, vt, vt, 2159 XCopyArea (dpy, vt, vt,
2102 gc, 0, Row2Pixel (len + i), 2160 gc, 0, Row2Pixel (len + i),
2103 (unsigned int)TermWin_TotalWidth (), 2161 (unsigned int)this->width,
2104 (unsigned int)Height2Pixel (wlen - len + 1), 2162 (unsigned int)Height2Pixel (wlen - len + 1),
2105 0, Row2Pixel (len)); 2163 0, Row2Pixel (len));
2164 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2165
2106 len = -1; 2166 len = -1;
2107 } 2167 }
2108 } 2168 }
2109 } 2169 }
2110#endif 2170#endif
… …
2112 /* 2172 /*
2113 * E: main pass across every character 2173 * E: main pass across every character
2114 */ 2174 */
2115 for (row = 0; row < nrow; row++) 2175 for (row = 0; row < nrow; row++)
2116 { 2176 {
2117 text_t *stp = ROW(row - view_start).t; 2177 text_t *stp = ROW(view_start + row).t;
2118 rend_t *srp = ROW(row - view_start).r; 2178 rend_t *srp = ROW(view_start + row).r;
2119 text_t *dtp = drawn_buf[row].t; 2179 text_t *dtp = drawn_buf[row].t;
2120 rend_t *drp = drawn_buf[row].r; 2180 rend_t *drp = drawn_buf[row].r;
2121 2181
2122 /* 2182 /*
2123 * E2: OK, now the real pass 2183 * E2: OK, now the real pass
… …
2166 count++; 2226 count++;
2167 2227
2168 if (stp[col] != dtp[col] 2228 if (stp[col] != dtp[col]
2169 || !RS_SAME (srp[col], drp[col])) 2229 || !RS_SAME (srp[col], drp[col]))
2170 { 2230 {
2171 if (must_clear && (i++ > count / 2)) 2231 if (have_bg && (i++ > count / 2))
2172 break; 2232 break;
2173 2233
2174 dtp[col] = stp[col]; 2234 dtp[col] = stp[col];
2175 drp[col] = rend; 2235 drp[col] = rend;
2176 i = 0; 2236 i = 0;
2177 } 2237 }
2178 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2238 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2179 break; 2239 break;
2180 } 2240 }
2181 2241
2182 col--; /* went one too far. move back */ 2242 col--; /* went one too far. move back */
2183 count -= i; /* dump any matching trailing chars */ 2243 count -= i; /* dump any matching trailing chars */
… …
2187 count++, i--; 2247 count++, i--;
2188 2248
2189 /* 2249 /*
2190 * Determine the attributes for the string 2250 * Determine the attributes for the string
2191 */ 2251 */
2192 int fore = GET_FGCOLOR (rend); // desired foreground 2252 int fore = fgcolor_of (rend); // desired foreground
2193 int back = GET_BGCOLOR (rend); // desired background 2253 int back = bgcolor_of (rend); // desired background
2194 2254
2195 // only do special processing if any attributes are set, which is unlikely 2255 // only do special processing if any attributes are set, which is unlikely
2196 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2256 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2197 { 2257 {
2198#if ENABLE_STYLES 2258#if ENABLE_STYLES
2199 // force redraw after "careful" characters to avoid pixel droppings 2259 // "careful" (too wide) character handling
2200 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2201 drp[col + 1] = ~srp[col + 1];
2202 2260
2203 // include previous careful character(s) if possible, looks nicer (best effort...) 2261 // include previous careful character(s) if possible, looks nicer (best effort...)
2204 while (text > stp 2262 while (text > stp
2205 && srp[text - stp - 1] & RS_Careful 2263 && srp[text - stp - 1] & RS_Careful
2206 && RS_SAME (rend, srp[text - stp - 1])) 2264 && RS_SAME (rend, srp[text - stp - 1]))
2207 text--, count++, xpixel -= fwidth; 2265 text--, count++, xpixel -= fwidth;
2266
2267 // force redraw after "careful" characters to avoid pixel droppings
2268 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2269 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2270
2271 // force redraw before "careful" characters to avoid pixel droppings
2272 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2273 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2208#endif 2274#endif
2209 2275
2210 bool invert = rend & RS_RVid; 2276 bool invert = rend & RS_RVid;
2211 2277
2212#ifndef NO_BOLD_UNDERLINE_REVERSE 2278#ifndef NO_BOLD_UNDERLINE_REVERSE
… …
2270 * Actually do the drawing of the string here 2336 * Actually do the drawing of the string here
2271 */ 2337 */
2272 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2338 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2273 2339
2274 if (back == fore) 2340 if (back == fore)
2275 font->clear_rect (*drawable, xpixel, ypixel, 2341 font->clear_rect (*drawable, xpixel, ypixel, fwidth * count, fheight, back);
2276 fwidth * count, fheight,
2277 back);
2278 else if (back == Color_bg) 2342 else if (back == Color_bg && have_bg)
2279 { 2343 {
2280 if (must_clear) 2344 // this is very ugly, maybe push it into ->draw?
2281 {
2282 CLEAR_CHARS (xpixel, ypixel, count);
2283 2345
2284 for (i = 0; i < count; i++) /* don't draw empty strings */ 2346 for (i = 0; i < count; i++) /* don't draw empty strings */
2285 if (text[i] != ' ') 2347 if (text[i] != ' ')
2286 { 2348 {
2287 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2349 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2288 break; 2350 goto did_clear;
2289 }
2290 } 2351 }
2291 else 2352
2292 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2353 CLEAR_CHARS (xpixel, ypixel, count);
2354 did_clear: ;
2293 } 2355 }
2294 else 2356 else
2295 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2357 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2296 2358
2297 if (rend & RS_Uline && font->descent > 1 && fore != back) 2359 if (rend & RS_Uline && font->descent > 1 && fore != back)
2298 { 2360 {
2299#if ENABLE_FRILLS 2361#if ENABLE_FRILLS
2300 if (ISSET_PIXCOLOR (Color_underline)) 2362 if (ISSET_PIXCOLOR (Color_underline))
2301 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2363 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2302 else 2364 else
2303#endif 2365#endif
2304 XSetForeground (display->display, gc, pix_colors[fore]); 2366 XSetForeground (dpy, gc, pix_colors[fore]);
2305 2367
2306 XDrawLine (display->display, drawBuffer, gc, 2368 XDrawLine (dpy, drawBuffer, gc,
2307 xpixel, ypixel + font->ascent + 1, 2369 xpixel, ypixel + font->ascent + 1,
2308 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2370 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2309 } 2371 }
2310 } /* for (col....) */ 2372 } /* for (col....) */
2311 } /* for (row....) */ 2373 } /* for (row....) */
2312 2374
2313#if ENABLE_OVERLAY 2375#if ENABLE_OVERLAY
2314 scr_swap_overlay (); 2376 scr_swap_overlay ();
2315#endif 2377#endif
2378 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2316 2379
2317 /* 2380 /*
2318 * G: cleanup cursor and display outline cursor if necessary 2381 * G: cleanup cursor and display outline cursor if necessary
2319 */ 2382 */
2320 if (showcursor) 2383 if (showcursor)
2321 { 2384 {
2322 if (focus) 2385 if (focus)
2323 { 2386 {
2324 if (options & Opt_cursorUnderline) 2387 if (OPTION (Opt_cursorUnderline))
2325 *crp ^= RS_Uline; 2388 *crp ^= RS_Uline;
2326 else 2389 else
2327 { 2390 {
2328 *crp ^= RS_RVid; 2391 *crp ^= RS_RVid;
2329#ifndef NO_CURSORCOLOR 2392#ifndef NO_CURSORCOLOR
… …
2343 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2406 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2344 cursorwidth++; 2407 cursorwidth++;
2345 2408
2346#ifndef NO_CURSORCOLOR 2409#ifndef NO_CURSORCOLOR
2347 if (ISSET_PIXCOLOR (Color_cursor)) 2410 if (ISSET_PIXCOLOR (Color_cursor))
2348 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2411 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2349#endif 2412#endif
2350 2413
2351 XDrawRectangle (display->display, drawBuffer, gc, 2414 XDrawRectangle (dpy, drawBuffer, gc,
2352 Col2Pixel (col), 2415 Col2Pixel (col),
2353 Row2Pixel (oldcursor.row), 2416 Row2Pixel (oldcursor.row),
2354 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2417 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2355 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2418 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2356 } 2419 }
… …
2359 /* 2422 /*
2360 * H: cleanup selection 2423 * H: cleanup selection
2361 */ 2424 */
2362 scr_reverse_selection (); 2425 scr_reverse_selection ();
2363 2426
2364 if (refresh_type & SMOOTH_REFRESH)
2365 XFlush (display->display);
2366
2367 num_scr = 0; 2427 num_scr = 0;
2368 num_scr_allow = 1; 2428 num_scr_allow = 1;
2369} 2429}
2370 2430
2371void 2431void
2372rxvt_term::scr_remap_chars (const line_t &l) 2432rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2373{ 2433{
2374 if (!l.t) 2434 if (!l.t)
2375 return; 2435 return;
2376 2436
2437 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2438
2377 for (int i = ncol; i--; ) 2439 for (int i = ncol; i--; )
2378 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2440 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2379} 2441}
2380 2442
2381void 2443void
2382rxvt_term::scr_remap_chars () 2444rxvt_term::scr_remap_chars () NOTHROW
2383{ 2445{
2384 for (int i = total_rows; i--; ) 2446 for (int i = total_rows; i--; )
2385 scr_remap_chars (row_buf [i]); 2447 scr_remap_chars (row_buf [i]);
2386 2448
2387 for (int i = nrow; i--; ) 2449 for (int i = nrow; i--; )
… …
2390 scr_remap_chars (swap_buf [i]); 2452 scr_remap_chars (swap_buf [i]);
2391 } 2453 }
2392} 2454}
2393 2455
2394void 2456void
2395rxvt_term::scr_recolour () 2457rxvt_term::scr_recolour () NOTHROW
2396{ 2458{
2397 if (1 2459 if (1
2398#if TRANSPARENT 2460#if TRANSPARENT
2399 && !am_transparent 2461 && !am_transparent
2400#endif 2462#endif
2401#if XPM_BACKGROUND 2463#if XPM_BACKGROUND
2402 && !bgPixmap.pixmap 2464 && !bgPixmap.pixmap
2403#endif 2465#endif
2404 ) 2466 )
2405 { 2467 {
2406 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2468 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2407 XClearWindow (display->display, parent[0]); 2469 XClearWindow (dpy, parent[0]);
2408 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2470 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2409#if HAVE_SCROLLBARS 2471#if HAVE_SCROLLBARS
2410 if (scrollBar.win) 2472 if (scrollBar.win)
2411 { 2473 {
2412 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2474 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2413 scrollBar.setIdle (); 2475 scrollBar.setIdle ();
2414 scrollbar_show (0); 2476 scrollbar_show (0);
2415 } 2477 }
2416#endif 2478#endif
2417 } 2479 }
… …
2421 want_refresh = 1; 2483 want_refresh = 1;
2422} 2484}
2423 2485
2424/* ------------------------------------------------------------------------- */ 2486/* ------------------------------------------------------------------------- */
2425void 2487void
2426rxvt_term::scr_clear (bool really) 2488rxvt_term::scr_clear (bool really) NOTHROW
2427{ 2489{
2428 if (!mapped) 2490 if (!mapped)
2429 return; 2491 return;
2430 2492
2431 num_scr_allow = 0; 2493 num_scr_allow = 0;
2432 want_refresh = 1; 2494 want_refresh = 1;
2433 2495
2434 if (really) 2496 if (really)
2435 XClearWindow (display->display, vt); 2497 XClearWindow (dpy, vt);
2436} 2498}
2437 2499
2438/* ------------------------------------------------------------------------- */
2439void 2500void
2501rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2502{
2503 int view_end = view_start + nrow;
2504 int row, col;
2505
2506 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2507 {
2508 text_t *stp = ROW(row).t;
2509 rend_t *srp = ROW(row).r;
2510
2511 for (col = beg_col; col < end_col; col++)
2512 srp[col] ^= rstyle1;
2513
2514 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2515 srp[col] ^= rstyle2;
2516
2517 if (++col < end_col)
2518 srp[col] ^= rstyle2;
2519 }
2520}
2521
2522void
2523rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2524{
2525 int view_end = view_start + nrow;
2526 int row, col;
2527
2528 if (beg_row >= view_start)
2529 {
2530 col = beg_col;
2531 row = beg_row;
2532 }
2533 else
2534 {
2535 col = 0;
2536 row = view_start;
2537 }
2538
2539 for (; row < min (end_row, view_end); row++, col = 0)
2540 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2541 srp[col] ^= rstyle;
2542
2543 if (row == end_row)
2544 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2545 srp[col] ^= rstyle;
2546}
2547
2548/* ------------------------------------------------------------------------- */
2549void
2440rxvt_term::scr_reverse_selection () 2550rxvt_term::scr_reverse_selection () NOTHROW
2441{ 2551{
2442 if (selection.op 2552 if (selection.op
2443 && current_screen == selection.screen 2553 && current_screen == selection.screen
2444 && selection.end.row >= -view_start) 2554 && selection.end.row >= view_start)
2445 { 2555 {
2446 int view_end = -view_start + nrow; 2556#if !ENABLE_MINIMAL
2447 int row, col;
2448
2449#if ENABLE_FRILLS
2450 if (selection.rect) 2557 if (selection.rect)
2451 { 2558 scr_xor_rect (selection.beg.row, selection.beg.col,
2452 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2559 selection.end.row, selection.end.col,
2453 { 2560 RS_RVid, RS_RVid | RS_Uline);
2454 text_t *stp = ROW(row).t;
2455 rend_t *srp = ROW(row).r;
2456
2457 for (col = selection.beg.col; col < selection.end.col; col++)
2458 srp[col] ^= RS_RVid;
2459
2460 while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2461 srp[col] ^= RS_RVid | RS_Uline;
2462 }
2463 }
2464 else 2561 else
2465#endif 2562#endif
2466 { 2563 scr_xor_span (selection.beg.row, selection.beg.col,
2467 if (selection.beg.row >= -view_start) 2564 selection.end.row, selection.end.col,
2468 { 2565 RS_RVid);
2469 col = selection.beg.col;
2470 row = selection.beg.row;
2471 }
2472 else
2473 {
2474 col = 0;
2475 row = -view_start;
2476 }
2477
2478 for (; row < min (selection.end.row, view_end); row++, col = 0)
2479 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2480 srp[col] ^= RS_RVid;
2481
2482 if (row == selection.end.row)
2483 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2484 srp[col] ^= RS_RVid;
2485 }
2486 } 2566 }
2487} 2567}
2488 2568
2489/* ------------------------------------------------------------------------- */ 2569/* ------------------------------------------------------------------------- */
2490/* 2570/*
2491 * Dump the whole scrollback and screen to the passed filedescriptor. The 2571 * Dump the whole scrollback and screen to the passed filedescriptor. The
2492 * invoking routine must close the fd. 2572 * invoking routine must close the fd.
2493 */ 2573 */
2494#if 0 2574#if 0
2495void 2575void
2496rxvt_term::scr_dump (int fd) 2576rxvt_term::scr_dump (int fd) NOTHROW
2497{ 2577{
2498 int row, wrote; 2578 int row, wrote;
2499 unsigned int width, towrite; 2579 unsigned int width, towrite;
2500 char r1[] = "\n"; 2580 char r1[] = "\n";
2501 2581
… …
2520 2600
2521/* ------------------------------------------------------------------------- * 2601/* ------------------------------------------------------------------------- *
2522 * CHARACTER SELECTION * 2602 * CHARACTER SELECTION *
2523 * ------------------------------------------------------------------------- */ 2603 * ------------------------------------------------------------------------- */
2524void 2604void
2525rxvt_term::selection_check (int check_more) 2605rxvt_term::selection_check (int check_more) NOTHROW
2526{ 2606{
2527 row_col_t pos; 2607 row_col_t pos;
2528 2608
2529 if (!selection.op) 2609 if (!selection.op)
2530 return; 2610 return;
2531 2611
2532 pos.row = pos.col = 0; 2612 pos.row = pos.col = 0;
2533 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2613 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2534 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2614 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2535 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2615 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2536 || (check_more == 1 2616 || (check_more == 1
2537 && current_screen == selection.screen 2617 && current_screen == selection.screen
2538 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2618 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2539 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2619 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2540 || (check_more == 2 2620 || (check_more == 2
… …
2551/* ------------------------------------------------------------------------- */ 2631/* ------------------------------------------------------------------------- */
2552/* 2632/*
2553 * Paste a selection direct to the command fd 2633 * Paste a selection direct to the command fd
2554 */ 2634 */
2555void 2635void
2556rxvt_term::paste (unsigned char *data, unsigned int len) 2636rxvt_term::paste (char *data, unsigned int len) NOTHROW
2557{ 2637{
2558 /* convert normal newline chars into common keyboard Return key sequence */ 2638 /* convert normal newline chars into common keyboard Return key sequence */
2559 for (unsigned int i = 0; i < len; i++) 2639 for (unsigned int i = 0; i < len; i++)
2560 if (data[i] == C0_LF) 2640 if (data[i] == C0_LF)
2561 data[i] = C0_CR; 2641 data[i] = C0_CR;
… …
2567/* 2647/*
2568 * Respond to a notification that a primary selection has been sent 2648 * Respond to a notification that a primary selection has been sent
2569 * EXT: SelectionNotify 2649 * EXT: SelectionNotify
2570 */ 2650 */
2571void 2651void
2572rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2652rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2573{ 2653{
2574 if (prop == None) /* check for failed XConvertSelection */ 2654 if (prop == None) /* check for failed XConvertSelection */
2575 { 2655 {
2576 if ((selection_type & Sel_CompoundText)) 2656 if ((selection_type & Sel_CompoundText))
2577 { 2657 {
… …
2597 } 2677 }
2598 2678
2599 unsigned long bytes_after; 2679 unsigned long bytes_after;
2600 XTextProperty ct; 2680 XTextProperty ct;
2601 2681
2602 if (XGetWindowProperty (display->display, win, prop, 2682 if (XGetWindowProperty (dpy, win, prop,
2603 0, PROP_SIZE / 4, 2683 0, PROP_SIZE / 4,
2604 delete_prop, AnyPropertyType, 2684 delete_prop, AnyPropertyType,
2605 &ct.encoding, &ct.format, 2685 &ct.encoding, &ct.format,
2606 &ct.nitems, &bytes_after, 2686 &ct.nitems, &bytes_after,
2607 &ct.value) != Success) 2687 &ct.value) != Success)
… …
2616 if (bytes_after) 2696 if (bytes_after)
2617 { 2697 {
2618 // fetch and append remaining data 2698 // fetch and append remaining data
2619 XTextProperty ct2; 2699 XTextProperty ct2;
2620 2700
2621 if (XGetWindowProperty (display->display, win, prop, 2701 if (XGetWindowProperty (dpy, win, prop,
2622 ct.nitems / 4, (bytes_after + 3) / 4, 2702 ct.nitems / 4, (bytes_after + 3) / 4,
2623 delete_prop, AnyPropertyType, 2703 delete_prop, AnyPropertyType,
2624 &ct2.encoding, &ct2.format, 2704 &ct2.encoding, &ct2.format,
2625 &ct2.nitems, &bytes_after, 2705 &ct2.nitems, &bytes_after,
2626 &ct2.value) != Success) 2706 &ct2.value) != Success)
… …
2639 2719
2640 if (ct.encoding == xa[XA_INCR]) 2720 if (ct.encoding == xa[XA_INCR])
2641 { 2721 {
2642 // INCR selection, start handshake 2722 // INCR selection, start handshake
2643 if (!delete_prop) 2723 if (!delete_prop)
2644 XDeleteProperty (display->display, win, prop); 2724 XDeleteProperty (dpy, win, prop);
2645 2725
2646 selection_wait = Sel_incr; 2726 selection_wait = Sel_incr;
2647 incr_buf_fill = 0; 2727 incr_buf_fill = 0;
2648 incr_ev.start (NOW + 10); 2728 incr_ev.start (NOW + 10);
2649 2729
… …
2696 } 2776 }
2697 2777
2698 char **cl; 2778 char **cl;
2699 int cr; 2779 int cr;
2700 2780
2701#if ENABLE_FRILLS 2781#if !ENABLE_MINIMAL
2702 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 2782 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2703 // so recode it manually 2783 // so recode it manually
2704 if (ct.encoding == xa[XA_UTF8_STRING]) 2784 if (ct.encoding == xa[XA_UTF8_STRING])
2705 { 2785 {
2706 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); 2786 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2707 char *s = rxvt_wcstombs (w); 2787 char *s = rxvt_wcstombs (w);
2708 free (w); 2788 free (w);
2709 // TODO: strlen == only the first element will be converted. well... 2789 // TODO: strlen == only the first element will be converted. well...
2710 paste ((unsigned char *)s, strlen (s)); 2790 paste (s, strlen (s));
2711 free (s); 2791 free (s);
2712 } 2792 }
2713 else 2793 else
2714#endif 2794#endif
2715 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 2795 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2716 && cl) 2796 && cl)
2717 { 2797 {
2718 for (int i = 0; i < cr; i++) 2798 for (int i = 0; i < cr; i++)
2719 paste ((unsigned char *)cl[i], strlen (cl[i])); 2799 paste (cl[i], strlen (cl[i]));
2720 2800
2721 XFreeStringList (cl); 2801 XFreeStringList (cl);
2722 } 2802 }
2723 else 2803 else
2724 paste (ct.value, ct.nitems); // paste raw 2804 paste ((char *)ct.value, ct.nitems); // paste raw
2725 2805
2726bailout: 2806bailout:
2727 XFree (ct.value); 2807 XFree (ct.value);
2728 2808
2729 if (selection_wait == Sel_normal) 2809 if (selection_wait == Sel_normal)
2730 selection_wait = Sel_none; 2810 selection_wait = Sel_none;
2731} 2811}
2732 2812
2733void 2813void
2734rxvt_term::incr_cb (time_watcher &w) 2814rxvt_term::incr_cb (time_watcher &w) NOTHROW
2735{ 2815{
2736 selection_wait = Sel_none; 2816 selection_wait = Sel_none;
2737 2817
2738 incr_buf_size = 0; 2818 incr_buf_size = 0;
2739 free (incr_buf); 2819 free (incr_buf);
2740 2820
2741 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2821 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2742} 2822}
2743 2823
2744void 2824void
2745rxvt_term::selection_property (Window win, Atom prop) 2825rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2746{ 2826{
2747 if (prop == None || selection_wait != Sel_incr) 2827 if (prop == None || selection_wait != Sel_incr)
2748 return; 2828 return;
2749 2829
2750 selection_paste (win, prop, true); 2830 selection_paste (win, prop, true);
… …
2759 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2839 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2760 * will auto fallback to CUT_BUFFER0 2840 * will auto fallback to CUT_BUFFER0
2761 * EXT: button 2 release 2841 * EXT: button 2 release
2762 */ 2842 */
2763void 2843void
2764rxvt_term::selection_request (Time tm, int x, int y) 2844rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2765{ 2845{
2766 if (x < 0 || x >= width || y < 0 || y >= height) 2846 if (selection.text && selnum == Sel_Primary)
2767 return; /* outside window */
2768
2769 if (selection.text)
2770 { /* internal selection */ 2847 { /* internal selection */
2771 char *str = rxvt_wcstombs (selection.text, selection.len); 2848 char *str = rxvt_wcstombs (selection.text, selection.len);
2772 paste ((unsigned char *)str, strlen (str)); 2849 paste (str, strlen (str));
2773 free (str); 2850 free (str);
2774 return; 2851 return;
2775 } 2852 }
2776 else 2853 else
2777 { 2854 {
2778 int i;
2779
2780 selection_request_time = tm; 2855 selection_request_time = tm;
2781 selection_wait = Sel_normal; 2856 selection_wait = Sel_normal;
2782 2857
2783 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2784 {
2785#if X_HAVE_UTF8_STRING 2858#if X_HAVE_UTF8_STRING
2786 selection_type = Sel_UTF8String; 2859 selection_type = Sel_UTF8String;
2787 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2860 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2788 return; 2861 return;
2789#else 2862#else
2790 selection_type = Sel_CompoundText; 2863 selection_type = Sel_CompoundText;
2791 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2864 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2792 return; 2865 return;
2793#endif 2866#endif
2794 }
2795 } 2867 }
2796 2868
2797 selection_wait = Sel_none; /* don't loop in selection_paste () */ 2869 selection_wait = Sel_none; /* don't loop in selection_paste () */
2798 selection_paste (display->root, XA_CUT_BUFFER0, false); 2870 selection_paste (display->root, XA_CUT_BUFFER0, false);
2799} 2871}
2800 2872
2801int 2873int
2802rxvt_term::selection_request_other (Atom target, int selnum) 2874rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2803{ 2875{
2804 Atom sel; 2876 Atom sel;
2805 2877
2806 selection_type |= selnum; 2878 selection_type |= selnum;
2807 2879
… …
2810 else if (selnum == Sel_Secondary) 2882 else if (selnum == Sel_Secondary)
2811 sel = XA_SECONDARY; 2883 sel = XA_SECONDARY;
2812 else 2884 else
2813 sel = xa[XA_CLIPBOARD]; 2885 sel = xa[XA_CLIPBOARD];
2814 2886
2815 if (XGetSelectionOwner (display->display, sel) != None) 2887 if (XGetSelectionOwner (dpy, sel) != None)
2816 { 2888 {
2817 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2889 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2818 vt, selection_request_time); 2890 vt, selection_request_time);
2819 return 1; 2891 return 1;
2820 } 2892 }
2821 2893
2822 return 0; 2894 return 0;
… …
2826/* 2898/*
2827 * Clear all selected text 2899 * Clear all selected text
2828 * EXT: SelectionClear 2900 * EXT: SelectionClear
2829 */ 2901 */
2830void 2902void
2831rxvt_term::selection_clear () 2903rxvt_term::selection_clear () NOTHROW
2832{ 2904{
2833 want_refresh = 1; 2905 want_refresh = 1;
2834 free (selection.text); 2906 free (selection.text);
2835 selection.text = NULL; 2907 selection.text = NULL;
2836 selection.len = 0; 2908 selection.len = 0;
… …
2869 selection.op = SELECTION_DONE; 2941 selection.op = SELECTION_DONE;
2870 2942
2871 if (selection.clicks == 4) 2943 if (selection.clicks == 4)
2872 return; /* nothing selected, go away */ 2944 return; /* nothing selected, go away */
2873 2945
2946 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2947 return;
2948
2874 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2949 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2875 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2950 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2876 2951
2877 int ofs = 0; 2952 int ofs = 0;
2878 int extra = 0; 2953 int extra = 0;
… …
2882 2957
2883 int end_col; 2958 int end_col;
2884 2959
2885 for (; row <= selection.end.row; row++, col = 0) 2960 for (; row <= selection.end.row; row++, col = 0)
2886 { 2961 {
2887#if ENABLE_FRILLS 2962#if !ENABLE_MINIMAL
2888 if (selection.rect) 2963 if (selection.rect)
2889 { 2964 {
2890 col = selection.beg.col; 2965 col = selection.beg.col;
2891 end_col = ncol + 1; 2966 end_col = ncol + 1;
2892 } 2967 }
2893 else 2968 else
2894#endif 2969#endif
2895 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2970 end_col = ROW(row).l;
2896 2971
2897 col = max (col, 0); 2972 col = max (col, 0);
2898 2973
2899 if (row == selection.end.row || selection.rect) 2974 if (row == selection.end.row
2975#if !ENABLE_MINIMAL
2976 || selection.rect
2977#endif
2978 )
2900 min_it (end_col, selection.end.col); 2979 min_it (end_col, selection.end.col);
2901 2980
2902 t = ROW(row).t + col; 2981 t = ROW(row).t + col;
2982
2903 for (; col < end_col; col++) 2983 for (; col < end_col; col++)
2904 { 2984 {
2905 if (*t == NOCHAR) 2985 if (*t == NOCHAR)
2906 t++; 2986 t++;
2907#if ENABLE_COMBINING 2987#if ENABLE_COMBINING
… …
2923#endif 3003#endif
2924 else 3004 else
2925 new_selection_text[ofs++] = *t++; 3005 new_selection_text[ofs++] = *t++;
2926 } 3006 }
2927 3007
2928#if ENABLE_FRILLS 3008#if !ENABLE_MINIMAL
2929 if (selection.rect) 3009 if (selection.rect)
2930 { 3010 {
2931 while (ofs 3011 while (ofs
2932 && new_selection_text[ofs - 1] != C0_LF 3012 && new_selection_text[ofs - 1] != C0_LF
2933 && unicode::is_space (new_selection_text[ofs - 1])) 3013 && unicode::is_space (new_selection_text[ofs - 1]))
… …
2956 3036
2957 // we usually allocate much more than necessary, so realloc it smaller again 3037 // we usually allocate much more than necessary, so realloc it smaller again
2958 selection.len = ofs; 3038 selection.len = ofs;
2959 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3039 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2960 3040
3041 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3042 return;
3043
3044 selection_grab (tm);
3045}
3046
3047bool
3048rxvt_term::selection_grab (Time tm) NOTHROW
3049{
3050 selection_time = tm;
3051
2961 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 3052 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
2962 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 3053 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3054 {
2963 display->set_selection_owner (this); 3055 display->set_selection_owner (this);
3056 return true;
3057 }
2964 else 3058 else
2965 rxvt_warn ("can't get primary selection, ignoring.\n"); 3059 {
3060 selection_clear ();
3061 return false;
3062 }
2966 3063
2967#if 0 3064#if 0
2968 XTextProperty ct; 3065 XTextProperty ct;
2969 3066
2970 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3067 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2971 { 3068 {
2972 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 3069 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2973 XFree (ct.value); 3070 XFree (ct.value);
2974 } 3071 }
2975#endif 3072#endif
2976
2977 selection_time = tm;
2978} 3073}
2979 3074
2980/* ------------------------------------------------------------------------- */ 3075/* ------------------------------------------------------------------------- */
2981/* 3076/*
2982 * Mark or select text based upon number of clicks: 1, 2, or 3 3077 * Mark or select text based upon number of clicks: 1, 2, or 3
2983 * EXT: button 1 press 3078 * EXT: button 1 press
2984 */ 3079 */
2985void 3080void
2986rxvt_term::selection_click (int clicks, int x, int y) 3081rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2987{ 3082{
2988 clicks = ((clicks - 1) % 3) + 1; 3083 clicks = ((clicks - 1) % 3) + 1;
2989 selection.clicks = clicks; /* save clicks so extend will work */ 3084 selection.clicks = clicks; /* save clicks so extend will work */
2990 3085
3086 if (clicks == 2 && !selection.rect
3087 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3088 {
3089 MEvent.clicks = 1; // what a mess
3090 selection.screen = current_screen;
3091 selection.op = SELECTION_CONT;
3092 return;
3093 }
3094
2991 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3095 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2992 3096
2993 if (clicks == 2 || clicks == 3) 3097 if (clicks == 2 || clicks == 3)
2994 selection_extend_colrow (selection.mark.col, 3098 selection_extend_colrow (selection.mark.col,
2995 selection.mark.row + view_start, 3099 selection.mark.row - view_start,
2996 0, /* button 3 */ 3100 0, /* button 3 */
2997 1, /* button press */ 3101 1, /* button press */
2998 0); /* click change */ 3102 0); /* click change */
2999} 3103}
3000 3104
3001/* ------------------------------------------------------------------------- */ 3105/* ------------------------------------------------------------------------- */
3002/* 3106/*
3003 * Mark a selection at the specified col/row 3107 * Mark a selection at the specified col/row
3004 */ 3108 */
3005void 3109void
3006rxvt_term::selection_start_colrow (int col, int row) 3110rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3007{ 3111{
3008 want_refresh = 1; 3112 want_refresh = 1;
3009 3113
3010 selection.mark.row = row - view_start; 3114 selection.mark.row = row + view_start;
3011 selection.mark.col = col; 3115 selection.mark.col = col;
3012 3116
3013 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 3117 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3014 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 3118 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3015 3119
3016 while (selection.mark.col > 0 3120 while (selection.mark.col > 0
3017 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 3121 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3018 --selection.mark.col; 3122 --selection.mark.col;
… …
3037#define DELIMIT_TEXT(x) \ 3141#define DELIMIT_TEXT(x) \
3038 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3142 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3039#define DELIMIT_REND(x) 1 3143#define DELIMIT_REND(x) 1
3040 3144
3041void 3145void
3042rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3146rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3043{ 3147{
3044 int col, row, dirnadd, tcol, trow, w1, w2; 3148 int col, row, dirnadd, tcol, trow, w1, w2;
3045 row_col_t bound; 3149 row_col_t bound;
3046 text_t *stp; 3150 text_t *stp;
3047 rend_t *srp; 3151 rend_t *srp;
3048 3152
3049 if (dirn == UP) 3153 if (dirn == UP)
3050 { 3154 {
3051 bound.row = - nsaved - 1; 3155 bound.row = top_row - 1;
3052 bound.col = 0; 3156 bound.col = 0;
3053 dirnadd = -1; 3157 dirnadd = -1;
3054 } 3158 }
3055 else 3159 else
3056 { 3160 {
… …
3104 } 3208 }
3105 } 3209 }
3106 break; 3210 break;
3107 } 3211 }
3108 3212
3109Old_Word_Selection_You_Die:
3110 if (dirn == DN) 3213 if (dirn == DN)
3111 col++; /* put us on one past the end */ 3214 col++; /* put us on one past the end */
3112 3215
3113 /* Poke the values back in */ 3216 /* Poke the values back in */
3114 ret->row = row; 3217 ret->row = row;
… …
3122 * flag == 0 ==> button 1 3225 * flag == 0 ==> button 1
3123 * flag == 1 ==> button 3 press 3226 * flag == 1 ==> button 3 press
3124 * flag == 2 ==> button 3 motion 3227 * flag == 2 ==> button 3 motion
3125 */ 3228 */
3126void 3229void
3127rxvt_term::selection_extend (int x, int y, int flag) 3230rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3128{ 3231{
3129 int col = clamp (Pixel2Col (x), 0, ncol); 3232 int col = clamp (Pixel2Col (x), 0, ncol);
3130 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3233 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3131 3234
3132 /* 3235 /*
… …
3135 * select nothing. Otherwise, if we're to the right of the mark, you have to 3238 * select nothing. Otherwise, if we're to the right of the mark, you have to
3136 * be _past_ a character for it to be selected. 3239 * be _past_ a character for it to be selected.
3137 */ 3240 */
3138 if (((selection.clicks % 3) == 1) && !flag 3241 if (((selection.clicks % 3) == 1) && !flag
3139 && (col == selection.mark.col 3242 && (col == selection.mark.col
3140 && (row == selection.mark.row + view_start))) 3243 && (row == selection.mark.row - view_start)))
3141 { 3244 {
3142 /* select nothing */ 3245 /* select nothing */
3143 selection.beg.row = selection.end.row = 0; 3246 selection.beg.row = selection.end.row = 0;
3144 selection.beg.col = selection.end.col = 0; 3247 selection.beg.col = selection.end.col = 0;
3145 selection.clicks = 4; 3248 selection.clicks = 4;
… …
3158/* ------------------------------------------------------------------------- */ 3261/* ------------------------------------------------------------------------- */
3159/* 3262/*
3160 * Extend the selection to the specified col/row 3263 * Extend the selection to the specified col/row
3161 */ 3264 */
3162void 3265void
3163rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3266rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3164{ 3267{
3165 row_col_t pos; 3268 row_col_t pos;
3166 enum { 3269 enum {
3167 LEFT, RIGHT 3270 LEFT, RIGHT
3168 } closeto = RIGHT; 3271 } closeto = RIGHT;
… …
3200 selection.beg.col = selection.end.col = selection.mark.col; 3303 selection.beg.col = selection.end.col = selection.mark.col;
3201 selection.beg.row = selection.end.row = selection.mark.row; 3304 selection.beg.row = selection.end.row = selection.mark.row;
3202 } 3305 }
3203 3306
3204 pos.col = col; 3307 pos.col = col;
3205 pos.row = row - view_start; 3308 pos.row = view_start + row;
3206 3309
3207 /* 3310 /*
3208 * This is mainly xterm style selection with a couple of differences, mainly 3311 * This is mainly xterm style selection with a couple of differences, mainly
3209 * in the way button3 drag extension works. 3312 * in the way button3 drag extension works.
3210 * We're either doing: button1 drag; button3 press; or button3 drag 3313 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3271 3374
3272 if (selection.clicks == 1) 3375 if (selection.clicks == 1)
3273 { 3376 {
3274 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3377 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3275 && !ROW(selection.beg.row).is_longer () 3378 && !ROW(selection.beg.row).is_longer ()
3276#if ENABLE_FRILLS 3379#if !ENABLE_MINIMAL
3277 && !selection.rect 3380 && !selection.rect
3278#endif 3381#endif
3279 ) 3382 )
3280 selection.beg.col = ncol; 3383 selection.beg.col = ncol;
3281 3384
3282 if ( 3385 if (
3283 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3386 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3284 && !ROW(selection.end.row).is_longer () 3387 && !ROW(selection.end.row).is_longer ()
3285#if ENABLE_FRILLS 3388#if !ENABLE_MINIMAL
3286 && !selection.rect 3389 && !selection.rect
3287#endif 3390#endif
3288 ) 3391 )
3289 selection.end.col = ncol; 3392 selection.end.col = ncol;
3290 } 3393 }
… …
3297 selection_delimit_word (DN, &selection.end, &selection.end); 3400 selection_delimit_word (DN, &selection.end, &selection.end);
3298 } 3401 }
3299 else if (selection.clicks == 3) 3402 else if (selection.clicks == 3)
3300 { 3403 {
3301#if ENABLE_FRILLS 3404#if ENABLE_FRILLS
3302 if (options & Opt_tripleclickwords) 3405 if (OPTION (Opt_tripleclickwords))
3303 { 3406 {
3304 selection_delimit_word (UP, &selection.beg, &selection.beg); 3407 selection_delimit_word (UP, &selection.beg, &selection.beg);
3305 3408
3306 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3409 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3307 { 3410 {
3308 if (!ROW(end_row).is_longer ()) 3411 if (!ROW(end_row).is_longer ())
3309 { 3412 {
3310 selection.end.row = end_row; 3413 selection.end.row = end_row;
3311 selection.end.col = ROW(end_row).l; 3414 selection.end.col = ROW(end_row).l;
3415# if !ENABLE_MINIMAL
3312 selection_remove_trailing_spaces (); 3416 selection_remove_trailing_spaces ();
3417# endif
3313 break; 3418 break;
3314 } 3419 }
3315 } 3420 }
3316 } 3421 }
3317 else 3422 else
… …
3346 selection.mark.row = selection.beg.row; 3451 selection.mark.row = selection.beg.row;
3347 selection.mark.col = selection.beg.col; 3452 selection.mark.col = selection.beg.col;
3348 } 3453 }
3349 } 3454 }
3350 3455
3351#if ENABLE_FRILLS 3456#if !ENABLE_MINIMAL
3352 if (selection.rect && selection.beg.col > selection.end.col) 3457 if (selection.rect && selection.beg.col > selection.end.col)
3353 ::swap (selection.beg.col, selection.end.col); 3458 ::swap (selection.beg.col, selection.end.col);
3354#endif 3459#endif
3355} 3460}
3356 3461
3357#if ENABLE_FRILLS 3462#if !ENABLE_MINIMAL
3358void 3463void
3359rxvt_term::selection_remove_trailing_spaces () 3464rxvt_term::selection_remove_trailing_spaces () NOTHROW
3360{ 3465{
3361 int32_t end_col, end_row; 3466 int32_t end_col, end_row;
3362 text_t *stp; 3467 text_t *stp;
3363 3468
3364 end_col = selection.end.col; 3469 end_col = selection.end.col;
… …
3402/* 3507/*
3403 * Double click on button 3 when already selected 3508 * Double click on button 3 when already selected
3404 * EXT: button 3 double click 3509 * EXT: button 3 double click
3405 */ 3510 */
3406void 3511void
3407rxvt_term::selection_rotate (int x, int y) 3512rxvt_term::selection_rotate (int x, int y) NOTHROW
3408{ 3513{
3409 selection.clicks = selection.clicks % 3 + 1; 3514 selection.clicks = selection.clicks % 3 + 1;
3410 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3515 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3411} 3516}
3412 3517
… …
3414/* 3519/*
3415 * Respond to a request for our current selection 3520 * Respond to a request for our current selection
3416 * EXT: SelectionRequest 3521 * EXT: SelectionRequest
3417 */ 3522 */
3418void 3523void
3419rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3524rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3420{ 3525{
3421 XSelectionEvent ev; 3526 XSelectionEvent ev;
3422 dDisp;
3423 3527
3424 ev.type = SelectionNotify; 3528 ev.type = SelectionNotify;
3425 ev.property = None; 3529 ev.property = None;
3426 ev.display = rq.display; 3530 ev.display = rq.display;
3427 ev.requestor = rq.requestor; 3531 ev.requestor = rq.requestor;
… …
3441 *target++ = xa[XA_COMPOUND_TEXT]; 3545 *target++ = xa[XA_COMPOUND_TEXT];
3442#if X_HAVE_UTF8_STRING 3546#if X_HAVE_UTF8_STRING
3443 *target++ = xa[XA_UTF8_STRING]; 3547 *target++ = xa[XA_UTF8_STRING];
3444#endif 3548#endif
3445 3549
3446 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3550 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3447 32, PropModeReplace, 3551 32, PropModeReplace,
3448 (unsigned char *)target_list, target - target_list); 3552 (unsigned char *)target_list, target - target_list);
3449 ev.property = rq.property; 3553 ev.property = rq.property;
3450 } 3554 }
3451#if TODO // TODO 3555#if TODO // TODO
… …
3454 /* TODO: Handle MULTIPLE */ 3558 /* TODO: Handle MULTIPLE */
3455 } 3559 }
3456#endif 3560#endif
3457 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3561 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3458 { 3562 {
3459 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3563 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3460 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3564 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3461 ev.property = rq.property; 3565 ev.property = rq.property;
3462 } 3566 }
3463 else if (rq.target == XA_STRING 3567 else if (rq.target == XA_STRING
3464 || rq.target == xa[XA_TEXT] 3568 || rq.target == xa[XA_TEXT]
… …
3488 style = enc_string; 3592 style = enc_string;
3489 else if (target == xa[XA_TEXT]) 3593 else if (target == xa[XA_TEXT])
3490 style = enc_text; 3594 style = enc_text;
3491 else if (target == xa[XA_COMPOUND_TEXT]) 3595 else if (target == xa[XA_COMPOUND_TEXT])
3492 style = enc_compound_text; 3596 style = enc_compound_text;
3493#if ENABLE_FRILLS 3597#if !ENABLE_MINIMAL
3494 else if (target == xa[XA_UTF8_STRING]) 3598 else if (target == xa[XA_UTF8_STRING])
3495 style = enc_utf8; 3599 style = enc_utf8;
3496#endif 3600#endif
3497 else 3601 else
3498 { 3602 {
… …
3509 { 3613 {
3510 cl = L""; 3614 cl = L"";
3511 selectlen = 0; 3615 selectlen = 0;
3512 } 3616 }
3513 3617
3514#if ENABLE_FRILLS 3618#if !ENABLE_MINIMAL
3515 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3619 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3516 // so recode it manually 3620 // so recode it manually
3517 if (style == enc_utf8) 3621 if (style == enc_utf8)
3518 { 3622 {
3519 freect = 1; 3623 freect = 1;
… …
3522 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3626 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3523 ct.nitems = strlen ((char *)ct.value); 3627 ct.nitems = strlen ((char *)ct.value);
3524 } 3628 }
3525 else 3629 else
3526#endif 3630#endif
3527 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3631 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3528 freect = 1; 3632 freect = 1;
3529 else 3633 else
3530 { 3634 {
3531 /* if we failed to convert then send it raw */ 3635 /* if we failed to convert then send it raw */
3532 ct.value = (unsigned char *)cl; 3636 ct.value = (unsigned char *)cl;
3533 ct.nitems = selectlen; 3637 ct.nitems = selectlen;
3534 ct.encoding = target; 3638 ct.encoding = target;
3535 } 3639 }
3536 3640
3537 XChangeProperty (disp, rq.requestor, rq.property, 3641 XChangeProperty (dpy, rq.requestor, rq.property,
3538 ct.encoding, 8, PropModeReplace, 3642 ct.encoding, 8, PropModeReplace,
3539 ct.value, (int)ct.nitems); 3643 ct.value, (int)ct.nitems);
3540 ev.property = rq.property; 3644 ev.property = rq.property;
3541 3645
3542 if (freect) 3646 if (freect)
3543 XFree (ct.value); 3647 XFree (ct.value);
3544 } 3648 }
3545 3649
3546 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3650 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3547} 3651}
3548 3652
3549/* ------------------------------------------------------------------------- * 3653/* ------------------------------------------------------------------------- *
3550 * MOUSE ROUTINES * 3654 * MOUSE ROUTINES *
3551 * ------------------------------------------------------------------------- */ 3655 * ------------------------------------------------------------------------- */
3552 3656
3553/* 3657/*
3554 * return col/row values corresponding to x/y pixel values 3658 * return col/row values corresponding to x/y pixel values
3555 */ 3659 */
3556void 3660void
3557rxvt_term::pixel_position (int *x, int *y) 3661rxvt_term::pixel_position (int *x, int *y) NOTHROW
3558{ 3662{
3559 *x = Pixel2Col (*x); 3663 *x = Pixel2Col (*x);
3560 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */ 3664 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3561 *y = Pixel2Row (*y); 3665 *y = Pixel2Row (*y);
3562 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */ 3666 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3563} 3667}
3564 3668
3565/* ------------------------------------------------------------------------- */ 3669/* ------------------------------------------------------------------------- */
3566#ifdef USE_XIM 3670#ifdef USE_XIM
3567void 3671void
3568rxvt_term::im_set_position (XPoint &pos) 3672rxvt_term::im_set_position (XPoint &pos) NOTHROW
3569{ 3673{
3570 XWindowAttributes xwa; 3674 XWindowAttributes xwa;
3571 3675
3572 XGetWindowAttributes (display->display, vt, &xwa); 3676 XGetWindowAttributes (dpy, vt, &xwa);
3573 3677
3574 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3678 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3575 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3679 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3576} 3680}
3577#endif 3681#endif
3578 3682
3579#if ENABLE_OVERLAY 3683#if ENABLE_OVERLAY
3580void 3684void
3581rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3685rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3582{ 3686{
3583 if (nrow < 3 || ncol < 3) 3687 if (nrow < 1 || ncol < 1)
3584 return; 3688 return;
3585 3689
3586 want_refresh = 1; 3690 want_refresh = 1;
3587 3691
3588 scr_overlay_off (); 3692 scr_overlay_off ();
… …
3631 *rp = r; 3735 *rp = r;
3632 } 3736 }
3633} 3737}
3634 3738
3635void 3739void
3636rxvt_term::scr_overlay_off () 3740rxvt_term::scr_overlay_off () NOTHROW
3637{ 3741{
3638 if (!ov_text) 3742 if (!ov_text)
3639 return; 3743 return;
3640 3744
3641 want_refresh = 1; 3745 want_refresh = 1;
… …
3649 delete [] ov_text; ov_text = 0; 3753 delete [] ov_text; ov_text = 0;
3650 delete [] ov_rend; ov_rend = 0; 3754 delete [] ov_rend; ov_rend = 0;
3651} 3755}
3652 3756
3653void 3757void
3654rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3758rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3655{ 3759{
3656 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3760 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3657 return; 3761 return;
3658 3762
3659 x++, y++; 3763 x++, y++;
… …
3661 ov_text[y][x] = text; 3765 ov_text[y][x] = text;
3662 ov_rend[y][x] = rend; 3766 ov_rend[y][x] = rend;
3663} 3767}
3664 3768
3665void 3769void
3666rxvt_term::scr_overlay_set (int x, int y, const char *s) 3770rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3667{ 3771{
3668 while (*s) 3772 while (*s)
3669 scr_overlay_set (x++, y, *s++); 3773 scr_overlay_set (x++, y, *s++);
3670} 3774}
3671 3775
3672void 3776void
3673rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3777rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3674{ 3778{
3675 while (*s) 3779 while (*s)
3676 { 3780 {
3677 text_t t = *s++; 3781 text_t t = *s++;
3678 int width = wcwidth (t); 3782 int width = WCWIDTH (t);
3679 3783
3680 while (width--) 3784 while (width--)
3681 { 3785 {
3682 scr_overlay_set (x++, y, t); 3786 scr_overlay_set (x++, y, t);
3683 t = NOCHAR; 3787 t = NOCHAR;
3684 } 3788 }
3685 } 3789 }
3686} 3790}
3687 3791
3688void 3792void
3689rxvt_term::scr_swap_overlay () 3793rxvt_term::scr_swap_overlay () NOTHROW
3690{ 3794{
3691 if (!ov_text) 3795 if (!ov_text)
3692 return; 3796 return;
3693 3797
3694 // swap screen mem with overlay 3798 // swap screen mem with overlay
3695 for (int y = ov_h; y--; ) 3799 for (int y = ov_h; y--; )
3696 { 3800 {
3697 text_t *t1 = ov_text[y]; 3801 text_t *t1 = ov_text[y];
3698 rend_t *r1 = ov_rend[y]; 3802 rend_t *r1 = ov_rend[y];
3699 3803
3700 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x; 3804 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3701 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x; 3805 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3702 3806
3703 for (int x = ov_w; x--; ) 3807 for (int x = ov_w; x--; )
3704 { 3808 {
3705 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3809 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3706 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3810 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));

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