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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.216 by root, Mon Jan 9 18:51:19 2006 UTC vs.
Revision 1.325 by root, Wed Nov 5 12:28:15 2008 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) 2003-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 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.
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#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <inttypes.h> 31#include <inttypes.h>
34 32
35#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a seperate compile!
36 34
37inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
38{ 36{
39 while (len--) 37 while (len--)
40 *start++ = value; 38 *start++ = value;
41} 39}
42 40
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK() \ 49#define ZERO_SCROLLBACK() \
52 if (OPTION (Opt_scrollTtyOutput)) \ 50 if (option (Opt_scrollTtyOutput)) \
53 view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION() \ 52#define CLEAR_SELECTION() \
55 selection.beg.row = selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = selection.end.row = selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION() \ 55#define CLEAR_ALL_SELECTION() \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer vt
95
96#define CLEAR_ROWS(row, num) \
97 if (mapped) \
98 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel (num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (mapped) \ 91 if (mapped) \
104 XClearArea (display->display, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel (num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel (1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (display->display, drawBuffer, gc, \
110 0, Row2Pixel (row), \
111 (unsigned int)width, \
112 (unsigned int)Height2Pixel (num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
117 99
118/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
119void 101void
120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 103{
122 if (!l.t) 104 if (!l.t)
123 { 105 {
124 lalloc (l); 106 lalloc (l);
125 col = 0; 107 col = 0;
126 width = ncol; 108 width = ncol;
127 } 109 }
128 110
129 l.touch (); 111 l.touch ();
130 112
131 efs &= ~RS_baseattrMask; 113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133 115
134 text_t *et = l.t + col; 116 text_t *et = l.t + col;
135 rend_t *er = l.r + col; 117 rend_t *er = l.r + col;
136 118
142} 124}
143 125
144/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
145/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
146void 128void
147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
148{ 130{
149 scr_blank_line (l, 0, ncol, efs); 131 scr_blank_line (l, 0, ncol, efs);
150 132
151 l.l = 0; 133 l.l = 0;
152 l.f = 0; 134 l.f = 0;
135}
136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
153} 154}
154 155
155/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
156 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
157 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
158 159
159void 160void
160rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
161{ 162{
162#if ENABLE_OVERLAY
163 scr_overlay_off ();
164#endif
165
166 view_start = 0; 163 view_start = 0;
167 num_scr = 0; 164 num_scr = 0;
168 165
169 if (ncol == 0) 166 if (ncol == 0)
170 ncol = 80; 167 ncol = 80;
174 171
175 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 173 return;
177 174
178 // we need at least two lines for wrapping to work correctly 175 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2) 176 while (nrow + saveLines < 2)
180 { 177 {
181 //TODO//FIXME 178 //TODO//FIXME
182 saveLines++; 179 saveLines++;
183 prev_nrow--; 180 prev_nrow--;
184 nsaved++; 181 top_row--;
185 } 182 }
186 183
187 want_refresh = 1; 184 want_refresh = 1;
188 185
189 int prev_total_rows = prev_nrow + saveLines; 186 int prev_total_rows = prev_nrow + saveLines;
194 191
195 if (!row_buf) 192 if (!row_buf)
196 { 193 {
197 /* 194 /*
198 * first time called so just malloc everything: don't rely on realloc 195 * first time called so just malloc everything: don't rely on realloc
199 * Note: this is still needed so that all the scrollback lines are NULL
200 */ 196 */
201 nsaved = 0; /* no saved lines */ 197 top_row = 0;
202 term_start = 0; 198 term_start = 0;
203 199
204 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
205 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
206 202
207 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
208 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
211 206
212 for (int row = nrow; row--; ) 207 for (int row = nrow; row--; )
213 { 208 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); 209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
236 selection.text = NULL; 231 selection.text = NULL;
237 selection.len = 0; 232 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
240 selection.clicks = 0; 235 selection.clicks = 0;
241 CLEAR_ALL_SELECTION ();
242 rvideo = 0;
243 } 236 }
244 else 237 else
245 { 238 {
246 /* 239 /*
247 * add or delete rows as appropriate 240 * add or delete rows as appropriate
260 } 253 }
261 } 254 }
262#endif 255#endif
263 256
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); 257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
266 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); 258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
267 259
268 for (int row = min (nrow, prev_nrow); row--; ) 260 for (int row = min (nrow, prev_nrow); row--; )
269 { 261 {
270 lresize (drawn_buf[row]); 262 lresize (drawn_buf[row]);
275 { 267 {
276 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
277 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
278 } 270 }
279 271
272 line_t *old_buf = row_buf;
280 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281 274
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start - nsaved , prev_total_rows); 276 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row 277 int q = total_rows; // rewrapped row
285 278
286 if (nsaved) 279 if (top_row)
287 { 280 {
288 // re-wrap lines, this is rather ugly, possibly because I am too dumb 281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm. 282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
290 284
291 row_col_t ocur = screen.cur; 285 row_col_t ocur = screen.cur;
292 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
293 287
294 do 288 do
327 qline->l = ncol; 321 qline->l = ncol;
328 qline->is_longer (1); 322 qline->is_longer (1);
329 323
330 int qcol = 0; 324 int qcol = 0;
331 325
326 // see below for cursor adjustment rationale
327 if (p == ocur.row)
328 screen.cur.row = q - (total_rows - nrow);
329
332 // fill a single destination line 330 // fill a single destination line
333 while (lofs < llen && qcol < ncol) 331 while (lofs < llen && qcol < ncol)
334 { 332 {
335 int prow = lofs / prev_ncol; 333 int prow = lofs / prev_ncol;
336 int pcol = lofs % prev_ncol; 334 int pcol = lofs % prev_ncol;
346 344
347 line_t &pline = old_buf [prow]; 345 line_t &pline = old_buf [prow];
348 346
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350 348
351 assert (len);
352 assert (pline.t);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356 351
357 lofs += len; 352 lofs += len;
358 qcol += len; 353 qcol += len;
364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 359 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
365 } 360 }
366 while (p != pend && q > 0); 361 while (p != pend && q > 0);
367 362
368 term_start = total_rows - nrow; 363 term_start = total_rows - nrow;
369 nsaved = term_start - q; 364 top_row = q - term_start;
370 365
371 // make sure all terminal lines exist 366 // make sure all terminal lines exist
372 while (nsaved < 0) 367 while (top_row > 0)
373 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); 368 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374 } 369 }
375 else 370 else
376 { 371 {
377 // if no scrollback exists (yet), wing, instead of wrap 372 // if no scrollback exists (yet), wing, instead of wrap
378 373
379 for (int row = min (nrow, prev_nrow); row--; ) 374 for (int row = min (nrow, prev_nrow); row--; )
380 { 375 {
381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
382 line_t &qline = row_buf [row]; 377 line_t &qline = row_buf [row];
383 378
391 } 386 }
392 387
393 term_start = 0; 388 term_start = 0;
394 } 389 }
395 390
396#ifdef DEBUG_STRICT //TODO: remove
397 for (int i = -nsaved; i < nrow; i++)
398 assert (ROW (i).t);
399#endif
400
401 free (old_buf); 391 free (old_buf);
402 delete old_ta; 392 delete old_ta;
403 delete old_ra; 393 delete old_ra;
404 394
405 clamp_it (screen.cur.row, 0, nrow - 1); 395 clamp_it (screen.cur.row, 0, nrow - 1);
406 clamp_it (screen.cur.col, 0, ncol - 1); 396 clamp_it (screen.cur.col, 0, ncol - 1);
407
408 if (tabs)
409 free (tabs);
410 } 397 }
398
399 CLEAR_ALL_SELECTION ();
411 400
412 prev_nrow = nrow; 401 prev_nrow = nrow;
413 prev_ncol = ncol; 402 prev_ncol = ncol;
414 403
415 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
416
417 for (int col = ncol; col--; )
418 tabs [col] = col % TABSIZE == 0;
419
420 tt_winch (); 404 tt_winch ();
421 405
422 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 406 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
423} 407}
424 408
425/* ------------------------------------------------------------------------- */ 409/* ------------------------------------------------------------------------- */
426/* 410/*
427 * Free everything. That way malloc debugging can find leakage. 411 * Free everything. That way malloc debugging can find leakage.
428 */ 412 */
429void 413void
430rxvt_term::scr_release () 414rxvt_term::scr_release () NOTHROW
431{ 415{
416 if (row_buf)
417 {
432 delete talloc; talloc = 0; 418 delete talloc; talloc = 0;
433 delete ralloc; ralloc = 0; 419 delete ralloc; ralloc = 0;
434 420
435 free (row_buf); 421 free (row_buf);
436 free (swap_buf); 422 free (swap_buf);
437 free (drawn_buf); 423 free (drawn_buf);
438 free (temp_buf);
439 free (tabs);
440
441 row_buf = 0; // signal that we freed all the arrays 424 row_buf = 0; // signal that we freed all the arrays above
442}
443 425
426 free (tabs);
427 tabs = 0;
428 }
429}
430
444/* ------------------------------------------------------------------------- */ 431/* ------------------------------------------------------------------------- */
445/* 432/*
446 * Hard reset 433 * Hard/Soft reset
447 */ 434 */
448void 435void
449rxvt_term::scr_poweron () 436rxvt_term::scr_poweron ()
450{ 437{
451 scr_release (); 438 scr_release ();
452 prev_nrow = prev_ncol = 0; 439 prev_nrow = prev_ncol = 0;
440 rvideo_mode = false;
441 scr_soft_reset ();
453 scr_reset (); 442 scr_reset ();
454 443
455 scr_clear (true); 444 scr_clear (true);
456 scr_refresh (SLOW_REFRESH); 445 scr_refresh ();
446}
447
448void
449rxvt_term::scr_soft_reset ()
450{
451 /* only affects modes, nothing drastic such as clearing the screen */
452#if ENABLE_OVERLAY
453 scr_overlay_off ();
454#endif
455
456 if (current_screen != PRIMARY)
457 scr_swap_screen ();
458
459 free (tabs);
460 tabs = (char *)rxvt_malloc (ncol);
461
462 for (int col = ncol; --col; )
463 tabs [col] = col % TABSIZE == 0;
464
465 scr_scroll_region (0, MAX_ROWS - 1);
466 scr_rendition (0, ~RS_None);
467 scr_insert_mode (0);
457} 468}
458 469
459/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
463 * Save and Restore cursor 474 * Save and Restore cursor
464 * XTERM_SEQ: Save cursor : ESC 7 475 * XTERM_SEQ: Save cursor : ESC 7
465 * XTERM_SEQ: Restore cursor: ESC 8 476 * XTERM_SEQ: Restore cursor: ESC 8
466 */ 477 */
467void 478void
468rxvt_term::scr_cursor (int mode) 479rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
469{ 480{
470 screen_t *s; 481 screen_t *s;
471 482
472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 483#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
473 if (current_screen == SECONDARY) 484 if (current_screen == SECONDARY)
505 assert (s->cur.row >= 0); 516 assert (s->cur.row >= 0);
506 assert (s->cur.col >= 0); 517 assert (s->cur.col >= 0);
507#endif 518#endif
508} 519}
509 520
521void
522rxvt_term::scr_swap_screen ()
523{
524 if (!option (Opt_secondaryScreen))
525 return;
526
527 for (int i = prev_nrow; i--; )
528 ::swap (ROW(i), swap_buf [i]);
529
530 ::swap (screen.cur, swap.cur);
531
532 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
534}
535
510/* ------------------------------------------------------------------------- */ 536/* ------------------------------------------------------------------------- */
511/* 537/*
512 * Swap between primary and secondary screens 538 * Swap between primary and secondary screens
513 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 539 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
514 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 540 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
515 */ 541 */
516int 542void
517rxvt_term::scr_change_screen (int scrn) 543rxvt_term::scr_change_screen (int scrn)
518{ 544{
545 if (scrn == current_screen)
546 return;
547
519 want_refresh = 1; 548 want_refresh = 1;
520 view_start = 0; 549 view_start = 0;
521 550
522 if (current_screen == scrn)
523 return scrn;
524
525 selection_check (2); /* check for boundary cross */ 551 selection_check (2); /* check for boundary cross */
526 552
527 int i = current_screen; current_screen = scrn; scrn = i; 553 int i = current_screen; current_screen = scrn; scrn = i;
528 554
529 ::swap (screen.cur.row, swap.cur.row);
530 ::swap (screen.cur.col, swap.cur.col);
531
532 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
534
535#if NSCREENS 555#if NSCREENS
536 if (OPTION (Opt_secondaryScreen)) 556 if (option (Opt_secondaryScreen))
537 { 557 {
538 num_scr = 0; 558 num_scr = 0;
539 559
540 for (int i = prev_nrow; i--; ) 560 scr_swap_screen ();
541 ::swap (ROW(i), swap_buf [i]);
542 561
543 ::swap (screen.charset, swap.charset); 562 ::swap (screen.charset, swap.charset);
544 ::swap (screen.flags, swap.flags); 563 ::swap (screen.flags, swap.flags);
545 screen.flags |= Screen_VisibleCursor; 564 screen.flags |= Screen_VisibleCursor;
546 swap.flags |= Screen_VisibleCursor; 565 swap.flags |= Screen_VisibleCursor;
547 } 566 }
548 else 567 else
549#endif 568#endif
550 if (OPTION (Opt_secondaryScroll)) 569 if (option (Opt_secondaryScroll))
551 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 570 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
552
553 return scrn;
554} 571}
555 572
556// clear WrapNext indicator, solidifying position on next line 573// clear WrapNext indicator, solidifying position on next line
557void 574void
558rxvt_term::scr_do_wrap () 575rxvt_term::scr_do_wrap () NOTHROW
559{ 576{
560 if (!(screen.flags & Screen_WrapNext)) 577 if (!(screen.flags & Screen_WrapNext))
561 return; 578 return;
562 579
563 screen.flags &= ~Screen_WrapNext; 580 screen.flags &= ~Screen_WrapNext;
573/* ------------------------------------------------------------------------- */ 590/* ------------------------------------------------------------------------- */
574/* 591/*
575 * Change the colour for following text 592 * Change the colour for following text
576 */ 593 */
577void 594void
578rxvt_term::scr_color (unsigned int color, int fgbg) 595rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
579{ 596{
580 if (color > maxTermCOLOR) 597 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
581 color = fgbg; 598 color = fgbg;
582 599
583 if (fgbg == Color_fg) 600 if (fgbg == Color_fg)
584 rstyle = SET_FGCOLOR (rstyle, color); 601 rstyle = SET_FGCOLOR (rstyle, color);
585 else 602 else
589/* ------------------------------------------------------------------------- */ 606/* ------------------------------------------------------------------------- */
590/* 607/*
591 * Change the rendition style for following text 608 * Change the rendition style for following text
592 */ 609 */
593void 610void
594rxvt_term::scr_rendition (int set, int style) 611rxvt_term::scr_rendition (int set, int style) NOTHROW
595 { 612{
596 if (set) 613 if (set)
597 rstyle |= style; 614 rstyle |= style;
598 else if (style == ~RS_None) 615 else if (style == ~RS_None)
599 rstyle = DEFAULT_RSTYLE; 616 rstyle = DEFAULT_RSTYLE;
600 else 617 else
601 rstyle &= ~style; 618 rstyle &= ~style;
602 } 619}
603 620
604/* ------------------------------------------------------------------------- */ 621/* ------------------------------------------------------------------------- */
605/* 622/*
606 * Scroll text between <row1> and <row2> inclusive, by <count> lines 623 * Scroll text between <row1> and <row2> inclusive, by <count> lines
607 * count positive ==> scroll up 624 * count positive ==> scroll up
608 * count negative ==> scroll down 625 * count negative ==> scroll down
609 */ 626 */
610int 627int
611rxvt_term::scr_scroll_text (int row1, int row2, int count) 628rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
612{ 629{
613 if (count == 0 || (row1 > row2)) 630 if (count == 0 || (row1 > row2))
614 return 0; 631 return 0;
615 632
616 want_refresh = 1; 633 want_refresh = 1;
617 num_scr += count; 634 num_scr += count;
618 635
619 if (count > 0 636 if (count > 0
620 && row1 == 0 637 && row1 == 0
621 && row2 == nrow - 1
622 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll))) 638 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
623 { 639 {
624 nsaved = min (nsaved + count, saveLines); 640 top_row = max (top_row - count, -saveLines);
625 641
626 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END)); 642 // scroll everything up 'count' lines
627
628 term_start = (term_start + count) % total_rows; 643 term_start = (term_start + count) % total_rows;
629 644
645 // sever bottommost line
646 {
647 line_t &l = ROW(row2 - count);
648 l.is_longer (0);
649 l.touch ();
650 }
651
652 // erase newly scrolled-in lines
653 for (int i = count; i--; )
654 {
655 line_t &l = ROW(nrow - 1 - i);
656
657 // optimize if already cleared, can be significant on slow machines
658 // could be rolled into scr_blank_screen_mem
659 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
660 {
661 scr_blank_line (l, 0, l.l, rstyle);
662 l.l = 0;
663 l.f = 0;
664 }
665 else
666 scr_blank_screen_mem (l, rstyle);
667 }
668
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
681 // move and/or clear selection, if any
630 if (selection.op && current_screen == selection.screen) 682 if (selection.op && current_screen == selection.screen)
631 { 683 {
632 selection.beg.row -= count; 684 selection.beg.row -= count;
633 selection.end.row -= count; 685 selection.end.row -= count;
634 selection.mark.row -= count; 686 selection.mark.row -= count;
635 687
636 if (selection.beg.row < -nsaved 688 if (selection.beg.row < top_row
637 || selection.end.row < -nsaved 689 || selection.end.row < top_row
638 || selection.mark.row < -nsaved) 690 || selection.mark.row < top_row)
639 { 691 {
640 CLEAR_ALL_SELECTION (); 692 CLEAR_ALL_SELECTION ();
641 selection.op = SELECTION_CLEAR; 693 selection.op = SELECTION_CLEAR;
642 } 694 }
643 } 695 }
644 696
645 for (int i = count; i--; ) 697 // finally move the view window, if desired
646 {
647 // basically thi is a slightly optimized scr_blank_screen_mem
648 // it is worth the effort on slower machines
649 line_t &l = ROW(row2 - i);
650
651 scr_blank_line (l, 0, l.l, rstyle);
652
653 l.l = 0;
654 l.f = 0;
655 }
656
657 if (OPTION (Opt_scrollWithBuffer) 698 if (option (Opt_scrollWithBuffer)
658 && view_start != 0 699 && view_start != 0
659 && view_start != saveLines) 700 && view_start != -saveLines)
660 scr_page (UP, count); 701 scr_page (UP, count);
702
703 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
704 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
661 } 705 }
662 else 706 else
663 { 707 {
664 if (selection.op && current_screen == selection.screen) 708 if (selection.op && current_screen == selection.screen)
665 { 709 {
677 { 721 {
678 /* move selected region too */ 722 /* move selected region too */
679 selection.beg.row -= count; 723 selection.beg.row -= count;
680 selection.end.row -= count; 724 selection.end.row -= count;
681 selection.mark.row -= count; 725 selection.mark.row -= count;
682 726
683 selection_check (0); 727 selection_check (0);
684 } 728 }
685 } 729 }
686 730
687 // use a simple and robust scrolling algorithm, this 731 // use a simple and robust scrolling algorithm, this
689 733
690 int rows = row2 - row1 + 1; 734 int rows = row2 - row1 + 1;
691 735
692 min_it (count, rows); 736 min_it (count, rows);
693 737
738 line_t *temp_buf = row_buf + total_rows;
739
694 for (int row = 0; row < rows; row++) 740 for (int row = 0; row < rows; row++)
695 { 741 {
696 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 742 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
697 743
698 if (!IN_RANGE_EXC (row + count, 0, rows)) 744 if (!IN_RANGE_EXC (row + count, 0, rows))
709/* ------------------------------------------------------------------------- */ 755/* ------------------------------------------------------------------------- */
710/* 756/*
711 * Add text given in <str> of length <len> to screen struct 757 * Add text given in <str> of length <len> to screen struct
712 */ 758 */
713void 759void
714rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) 760rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
715{ 761{
716 if (len <= 0) /* sanity */ 762 if (len <= 0) /* sanity */
717 return; 763 return;
718 764
719 unsigned char checksel; 765 unsigned char checksel;
725 ZERO_SCROLLBACK (); 771 ZERO_SCROLLBACK ();
726 772
727 if (minlines > 0) 773 if (minlines > 0)
728 { 774 {
729 minlines += screen.cur.row - screen.bscroll; 775 minlines += screen.cur.row - screen.bscroll;
776 min_it (minlines, screen.cur.row - top_row);
730 777
731 if (minlines > 0 778 if (minlines > 0
732 && screen.tscroll == 0 779 && screen.tscroll == 0
733 && screen.bscroll == nrow - 1) 780 && screen.bscroll == nrow - 1)
734 { 781 {
739 } 786 }
740 787
741#ifdef DEBUG_STRICT 788#ifdef DEBUG_STRICT
742 assert (screen.cur.col < ncol); 789 assert (screen.cur.col < ncol);
743 assert (screen.cur.row < nrow 790 assert (screen.cur.row < nrow
744 && screen.cur.row >= -nsaved); 791 && screen.cur.row >= top_row);
745#endif 792#endif
746 int row = screen.cur.row; 793 int row = screen.cur.row;
747 794
748 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 795 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
749 796
751 798
752 while (str < strend) 799 while (str < strend)
753 { 800 {
754 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 801 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
755 802
756 if (c < 0x20) 803 if (expect_false (c < 0x20))
757 if (c == C0_LF) 804 if (c == C0_LF)
758 { 805 {
759 max_it (line->l, screen.cur.col); 806 max_it (line->l, screen.cur.col);
760 807
761 screen.flags &= ~Screen_WrapNext; 808 screen.flags &= ~Screen_WrapNext;
780 { 827 {
781 scr_tab (1, true); 828 scr_tab (1, true);
782 continue; 829 continue;
783 } 830 }
784 831
832 if (expect_false (
785 if (checksel /* see if we're writing within selection */ 833 checksel /* see if we're writing within selection */
786 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 834 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
787 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 835 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
836 ))
788 { 837 {
789 checksel = 0; 838 checksel = 0;
790 /* 839 /*
791 * If we wrote anywhere in the selected area, kill the selection 840 * If we wrote anywhere in the selected area, kill the selection
792 * XXX: should we kill the mark too? Possibly, but maybe that 841 * XXX: should we kill the mark too? Possibly, but maybe that
793 * should be a similar check. 842 * should be a similar check.
794 */ 843 */
795 CLEAR_SELECTION (); 844 CLEAR_SELECTION ();
796 } 845 }
797 846
798 if (screen.flags & Screen_WrapNext) 847 if (expect_false (screen.flags & Screen_WrapNext))
799 { 848 {
849 scr_do_wrap ();
850
800 max_it (line->l, ncol); 851 line->l = ncol;
801 line->is_longer (1); 852 line->is_longer (1);
802 853
803 scr_do_wrap ();
804
805 row = screen.cur.row; 854 row = screen.cur.row;
806 line = &ROW(row); /* _must_ refresh */ 855 line = &ROW(row); /* _must_ refresh */
807 } 856 }
808 857
809 // some utf-8 decoders "decode" surrogate characters: let's fix this. 858 // some utf-8 decoders "decode" surrogate characters: let's fix this.
810 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 859 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
811 c = 0xfffd; 860 c = 0xfffd;
812 861
813 // rely on wcwidth to tell us the character width, at least for non-latin1 862 // rely on wcwidth to tell us the character width, do wcwidth before
814 // do wcwidth before further replacements, as wcwidth might return -1 863 // further replacements, as wcwidth might return -1 for the line
815 // for the line drawing characters below as they might be invalid in the current 864 // drawing characters below as they might be invalid in the current
816 // locale. 865 // locale.
817 int width = c < 0x100 ? 1 : wcwidth (c); 866 int width = WCWIDTH (c);
818 867
819 if (charsets [screen.charset] == '0') // DEC SPECIAL 868 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
820 { 869 {
821 // vt100 special graphics and line drawing 870 // vt100 special graphics and line drawing
822 // 5f-7e standard vt100 871 // 5f-7e standard vt100
823 // 40-5e rxvt extension for extra curses acs chars 872 // 40-5e rxvt extension for extra curses acs chars
824 static uint16_t vt100_0[62] = { // 41 .. 7e 873 static uint16_t vt100_0[62] = { // 41 .. 7e
837 c = vt100_0[c - 0x41]; 886 c = vt100_0[c - 0x41];
838 width = 1; // vt100 line drawing characters are always single-width 887 width = 1; // vt100 line drawing characters are always single-width
839 } 888 }
840 } 889 }
841 890
842 if (screen.flags & Screen_Insert) 891 if (expect_false (screen.flags & Screen_Insert))
843 scr_insdel_chars (width, INSERT); 892 scr_insdel_chars (width, INSERT);
844 893
845 if (width != 0) 894 if (width != 0)
846 { 895 {
847#if !UNICODE_3 896#if !UNICODE_3
853 c = 0xfffd; 902 c = 0xfffd;
854# endif 903# endif
855#endif 904#endif
856 905
857 // nuke the character at this position, if required 906 // nuke the character at this position, if required
907 if (expect_false (
858 if (line->t[screen.cur.col] == NOCHAR 908 line->t[screen.cur.col] == NOCHAR
859 || (screen.cur.col < ncol - 1 909 || (screen.cur.col < ncol - 1
860 && line->t[screen.cur.col + 1] == NOCHAR)) 910 && line->t[screen.cur.col + 1] == NOCHAR)
911 ))
912 scr_kill_char (*line, screen.cur.col);
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
861 { 918 {
862 int col = screen.cur.col; 919 // ... artificially enlargen the previous one
863
864 // find begin
865 while (col > 0 && line->t[col] == NOCHAR)
866 col--;
867
868 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
869
870 // found begin, nuke
871 do {
872 line->t[col] = ' ';
873 line->r[col] = rend;
874 col++;
875 } while (col < ncol && line->t[col] == NOCHAR);
876 }
877
878 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
879
880 // if the character doesn't fit into the remaining columns...
881 if (screen.cur.col > ncol - width && ncol >= width)
882 {
883 // ...output spaces
884 c = ' '; 920 c = NOCHAR;
885 // and try the same character next loop iteration 921 // and try the same character next loop iteration
886 --str; 922 --str;
887 } 923 }
888 924
889 line->touch (); 925 line->touch ();
891 do 927 do
892 { 928 {
893 line->t[screen.cur.col] = c; 929 line->t[screen.cur.col] = c;
894 line->r[screen.cur.col] = rend; 930 line->r[screen.cur.col] = rend;
895 931
896 if (screen.cur.col < ncol - 1) 932 if (expect_true (screen.cur.col < ncol - 1))
897 screen.cur.col++; 933 screen.cur.col++;
898 else 934 else
899 { 935 {
900 line->l = ncol; 936 line->l = ncol;
901 if (screen.flags & Screen_Autowrap) 937 if (screen.flags & Screen_Autowrap)
903 break; 939 break;
904 } 940 }
905 941
906 c = NOCHAR; 942 c = NOCHAR;
907 } 943 }
908 while (--width > 0); 944 while (expect_false (--width > 0));
909 945
910 // pad with spaces when overwriting wide character with smaller one 946 // pad with spaces when overwriting wide character with smaller one
911 if (!width) 947 if (expect_false (!width))
912 { 948 {
913 line->touch (); 949 line->touch ();
914 950
915 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) 951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
916 { 952 {
917 line->t[c] = ' '; 953 line->t[c] = ' ';
918 line->r[c] = rend; 954 line->r[c] = rend;
919 } 955 }
920 } 956 }
921 } 957 }
958#if ENABLE_COMBINING
922 else // width == 0 959 else // width == 0
923 { 960 {
924#if ENABLE_COMBINING 961 if (c != 0xfeff) // ignore BOM
925 // handle combining characters
926 // we just tag the accent on the previous on-screen character.
927 // this is arguably not correct, but also arguably not wrong.
928 // we don't handle double-width characters nicely yet.
929 line_t *linep;
930 text_t *tp;
931 rend_t *rp;
932
933 if (screen.cur.col > 0)
934 { 962 {
963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
970
971 if (screen.cur.col > 0)
972 {
935 linep = line; 973 linep = line;
936 tp = line->t + screen.cur.col - 1; 974 tp = line->t + screen.cur.col - 1;
937 rp = line->r + screen.cur.col - 1; 975 rp = line->r + screen.cur.col - 1;
976 }
977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
986
987 linep->touch ();
988
989 while (*tp == NOCHAR && tp > linep->t)
990 tp--, rp--;
991
992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
938 } 999 }
939 else if (screen.cur.row > 0
940 && ROW(screen.cur.row - 1).is_longer ())
941 {
942 linep = &ROW(screen.cur.row - 1);
943 tp = line->t + ncol - 1;
944 rp = line->r + ncol - 1;
945 } 1000 }
946 else
947 continue;
948
949 linep->touch ();
950
951 while (*tp == NOCHAR && tp > linep->t)
952 tp--, rp--;
953
954 // first try to find a precomposed character
955 unicode_t n = rxvt_compose (*tp, c);
956 if (n == NOCHAR)
957 n = rxvt_composite.compose (*tp, c);
958
959 *tp = n;
960 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
961#endif 1001#endif
962 }
963 } 1002 }
964 1003
965 max_it (line->l, screen.cur.col); 1004 max_it (line->l, screen.cur.col);
966 1005
967#ifdef DEBUG_STRICT 1006#ifdef DEBUG_STRICT
973/* 1012/*
974 * Process Backspace. Move back the cursor back a position, wrap if have to 1013 * Process Backspace. Move back the cursor back a position, wrap if have to
975 * XTERM_SEQ: CTRL-H 1014 * XTERM_SEQ: CTRL-H
976 */ 1015 */
977void 1016void
978rxvt_term::scr_backspace () 1017rxvt_term::scr_backspace () NOTHROW
979{ 1018{
980 want_refresh = 1;
981
982 if (screen.cur.col == 0) 1019 if (screen.cur.col == 0)
983 { 1020 {
984 if (screen.cur.row > 0) 1021 if (screen.cur.row > 0)
985 { 1022 {
986#ifdef TERMCAP_HAS_BW 1023#ifdef TERMCAP_HAS_BW
987 screen.cur.col = ncol - 1; 1024 screen.cur.col = ncol - 1;
988 screen.cur.row--; 1025 --screen.cur.row;
989 return; 1026
1027 want_refresh = 1;
990#endif 1028#endif
991 } 1029 }
992 } 1030 }
993 else if (!(screen.flags & Screen_WrapNext)) 1031 else
994 scr_gotorc (0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
995
996 screen.flags &= ~Screen_WrapNext;
997} 1033}
998 1034
999/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
1000/* 1036/*
1001 * Process Horizontal Tab 1037 * Process Horizontal Tab
1002 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
1003 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
1004 */ 1040 */
1005void 1041void
1006rxvt_term::scr_tab (int count, bool ht) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
1007{ 1043{
1008 int i, x; 1044 int i, x;
1009 1045
1010 want_refresh = 1; 1046 want_refresh = 1;
1011 i = x = screen.cur.col; 1047 i = x = screen.cur.col;
1024 x = i; 1060 x = i;
1025 1061
1026 if (!--count) 1062 if (!--count)
1027 break; 1063 break;
1028 } 1064 }
1029 else 1065 else
1030 ht &= l.t[i] == ' ' 1066 ht &= l.t[i] == ' '
1031 && RS_SAME (l.r[i], base_rend); 1067 && RS_SAME (l.r[i], base_rend);
1032 1068
1033 if (count) 1069 if (count)
1034 x = ncol - 1; 1070 x = ncol - 1;
1035 1071
1036 // store horizontal tab commands as characters inside the text 1072 // store horizontal tab commands as characters inside the text
1037 // buffer so they can be selected and pasted. 1073 // buffer so they can be selected and pasted.
1038 if (ht && OPTION (Opt_pastableTabs)) 1074 if (ht && option (Opt_pastableTabs))
1039 { 1075 {
1040 base_rend = SET_FONT (base_rend, 0); 1076 base_rend = SET_FONT (base_rend, 0);
1041 1077
1042 l.touch (x); 1078 l.touch (x);
1043 1079
1076 * Process DEC Back Index 1112 * Process DEC Back Index
1077 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1078 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1079 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1080 */ 1116 */
1081#if ENABLE_FRILLS 1117#if !ENABLE_MINIMAL
1082void 1118void
1083rxvt_term::scr_backindex () 1119rxvt_term::scr_backindex () NOTHROW
1084{ 1120{
1085 if (screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1086 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1087 else 1123 else
1088 scr_insdel_chars (1, INSERT); 1124 scr_insdel_chars (1, INSERT);
1093 * Process DEC Forward Index 1129 * Process DEC Forward Index
1094 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1095 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1096 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1097 */ 1133 */
1098#if ENABLE_FRILLS 1134#if !ENABLE_MINIMAL
1099void 1135void
1100rxvt_term::scr_forwardindex () 1136rxvt_term::scr_forwardindex () NOTHROW
1101{ 1137{
1102 if (screen.cur.col < ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1103 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1104 else 1140 else
1105 { 1141 {
1118/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1119/* 1155/*
1120 * Goto Row/Column 1156 * Goto Row/Column
1121 */ 1157 */
1122void 1158void
1123rxvt_term::scr_gotorc (int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1124{ 1160{
1125 want_refresh = 1; 1161 want_refresh = 1;
1126 ZERO_SCROLLBACK (); 1162 ZERO_SCROLLBACK ();
1127 1163
1128 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1150 } 1186 }
1151 } 1187 }
1152 else 1188 else
1153 { 1189 {
1154 if (screen.flags & Screen_Relative) 1190 if (screen.flags & Screen_Relative)
1191 {
1155 { /* relative origin mode */ 1192 /* relative origin mode */
1156 screen.cur.row = row + screen.tscroll; 1193 screen.cur.row = row + screen.tscroll;
1157 min_it (screen.cur.row, screen.bscroll); 1194 min_it (screen.cur.row, screen.bscroll);
1158 } 1195 }
1159 else 1196 else
1160 screen.cur.row = row; 1197 screen.cur.row = row;
1166/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1167/* 1204/*
1168 * direction should be UP or DN 1205 * direction should be UP or DN
1169 */ 1206 */
1170void 1207void
1171rxvt_term::scr_index (enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1172{ 1209{
1173 int dirn; 1210 int dirn;
1174 1211
1175 want_refresh = 1; 1212 want_refresh = 1;
1176 ZERO_SCROLLBACK (); 1213 ZERO_SCROLLBACK ();
1193/* 1230/*
1194 * Erase part or whole of a line 1231 * Erase part or whole of a line
1195 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1196 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1197 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1198 */ 1236 */
1199void 1237void
1200rxvt_term::scr_erase_line (int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1201{ 1239{
1202 unsigned int col, num; 1240 unsigned int col, num;
1203 1241
1204 want_refresh = 1; 1242 want_refresh = 1;
1205 ZERO_SCROLLBACK (); 1243 ZERO_SCROLLBACK ();
1211 line.touch (); 1249 line.touch ();
1212 line.is_longer (0); 1250 line.is_longer (0);
1213 1251
1214 switch (mode) 1252 switch (mode)
1215 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1216 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1217 col = screen.cur.col; 1261 col = screen.cur.col;
1218 num = ncol - col; 1262 num = ncol - col;
1219 min_it (line.l, col); 1263 min_it (line.l, col);
1264
1220 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1221 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1222 CLEAR_SELECTION (); 1267 CLEAR_SELECTION ();
1223 break; 1268 break;
1269
1224 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1225 col = 0; 1271 col = 0;
1226 num = screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1227 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1228 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1229 CLEAR_SELECTION (); 1276 CLEAR_SELECTION ();
1230 break; 1277 break;
1278
1231 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1232 col = 0; 1280 col = 0;
1233 num = ncol; 1281 num = ncol;
1234 line.l = 0; 1282 line.l = 0;
1235 if (selection.beg.row <= screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1249 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1250 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1251 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1252 */ 1300 */
1253void 1301void
1254rxvt_term::scr_erase_screen (int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1255{ 1303{
1256 int num; 1304 int num;
1257 int32_t row; 1305 int32_t row;
1258 rend_t ren; 1306 rend_t ren;
1259 XGCValues gcvalue; 1307 XGCValues gcvalue;
1293 if (row >= nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1294 return; 1342 return;
1295 1343
1296 min_it (num, nrow - row); 1344 min_it (num, nrow - row);
1297 1345
1346 // TODO: the code below does not work when view_start != 0
1347 // the workaround is to disable the clear and use a normal refresh
1348 // when view_start != 0. mysterious.
1298 if (rstyle & (RS_RVid | RS_Uline)) 1349 if (rstyle & (RS_RVid | RS_Uline))
1299 ren = (rend_t) ~RS_None; 1350 ren = (rend_t) ~RS_None;
1300 else if (GET_BASEBG (rstyle) == Color_bg) 1351 else if (GET_BASEBG (rstyle) == Color_bg)
1301 { 1352 {
1302 ren = DEFAULT_RSTYLE; 1353 ren = DEFAULT_RSTYLE;
1303 CLEAR_ROWS (row, num); 1354
1355 if (mapped && !view_start)
1356 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width,
1358 (unsigned int)Height2Pixel (num), False);
1304 } 1359 }
1305 else 1360 else
1306 { 1361 {
1307 ren = rstyle & (RS_fgMask | RS_bgMask); 1362 ren = rstyle & (RS_fgMask | RS_bgMask);
1363
1364 if (mapped && !view_start)
1365 {
1308 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1309 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1310 ERASE_ROWS (row, num); 1368 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start),
1370 (unsigned int)width,
1371 (unsigned int)Height2Pixel (num));
1311 gcvalue.foreground = pix_colors[Color_fg]; 1372 gcvalue.foreground = pix_colors[Color_fg];
1312 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1373 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 }
1313 } 1375 }
1314 1376
1315 for (; num--; row++) 1377 for (; num--; row++)
1316 { 1378 {
1317 scr_blank_screen_mem (ROW(row), rstyle); 1379 scr_blank_screen_mem (ROW(row), rstyle);
1380
1381 if (!view_start)
1318 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1382 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1319 } 1383 }
1320} 1384}
1321 1385
1322#if ENABLE_FRILLS 1386#if !ENABLE_MINIMAL
1323void 1387void
1324rxvt_term::scr_erase_savelines () 1388rxvt_term::scr_erase_savelines () NOTHROW
1325{ 1389{
1326 want_refresh = 1; 1390 want_refresh = 1;
1327 ZERO_SCROLLBACK (); 1391 ZERO_SCROLLBACK ();
1328 1392
1329 nsaved = 0; 1393 top_row = 0;
1330} 1394}
1331#endif 1395#endif
1332 1396
1333/* ------------------------------------------------------------------------- */ 1397/* ------------------------------------------------------------------------- */
1334/* 1398/*
1335 * Fill the screen with `E's 1399 * Fill the screen with `E's
1336 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1337 */ 1401 */
1338void 1402void
1339rxvt_term::scr_E () 1403rxvt_term::scr_E () NOTHROW
1340{ 1404{
1341 rend_t fs; 1405 rend_t fs;
1342 1406
1343 want_refresh = 1; 1407 want_refresh = 1;
1344 ZERO_SCROLLBACK (); 1408 ZERO_SCROLLBACK ();
1365/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1366/* 1430/*
1367 * Insert/Delete <count> lines 1431 * Insert/Delete <count> lines
1368 */ 1432 */
1369void 1433void
1370rxvt_term::scr_insdel_lines (int count, int insdel) 1434rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1371{ 1435{
1372 int end; 1436 int end;
1373 1437
1374 ZERO_SCROLLBACK (); 1438 ZERO_SCROLLBACK ();
1375 1439
1395/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1396/* 1460/*
1397 * Insert/Delete <count> characters from the current position 1461 * Insert/Delete <count> characters from the current position
1398 */ 1462 */
1399void 1463void
1400rxvt_term::scr_insdel_chars (int count, int insdel) 1464rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1401{ 1465{
1402 int col, row;
1403 rend_t tr;
1404
1405 want_refresh = 1; 1466 want_refresh = 1;
1406 ZERO_SCROLLBACK (); 1467 ZERO_SCROLLBACK ();
1407 1468
1408 if (count <= 0) 1469 if (count <= 0)
1409 return; 1470 return;
1411 scr_do_wrap (); 1472 scr_do_wrap ();
1412 1473
1413 selection_check (1); 1474 selection_check (1);
1414 min_it (count, ncol - screen.cur.col); 1475 min_it (count, ncol - screen.cur.col);
1415 1476
1416 row = screen.cur.row; 1477 int row = screen.cur.row;
1417 1478
1418 line_t *line = &ROW(row); 1479 line_t *line = &ROW(row);
1419 1480
1420 line->touch (); 1481 line->touch ();
1421 line->is_longer (0); 1482 line->is_longer (0);
1422 1483
1484 // nuke wide spanning the start
1485 if (line->t[screen.cur.col] == NOCHAR)
1486 scr_kill_char (*line, screen.cur.col);
1487
1423 switch (insdel) 1488 switch (insdel)
1424 { 1489 {
1425 case INSERT: 1490 case INSERT:
1426 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1491 line->l = min (line->l + count, ncol);
1492
1493 if (line->t[screen.cur.col] == NOCHAR)
1494 scr_kill_char (*line, screen.cur.col);
1495
1496 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1427 { 1497 {
1428 line->t[col] = line->t[col - count]; 1498 line->t[col] = line->t[col - count];
1429 line->r[col] = line->r[col - count]; 1499 line->r[col] = line->r[col - count];
1430 } 1500 }
1431
1432 line->l = min (line->l + count, ncol);
1433 1501
1434 if (selection.op && current_screen == selection.screen 1502 if (selection.op && current_screen == selection.screen
1435 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1503 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1436 { 1504 {
1437 if (selection.end.row != screen.cur.row 1505 if (selection.end.row != screen.cur.row
1438 || (selection.end.col + count >= ncol)) 1506 || (selection.end.col + count >= ncol))
1439 CLEAR_SELECTION (); 1507 CLEAR_SELECTION ();
1440 else 1508 else
1509 {
1441 { /* shift selection */ 1510 /* shift selection */
1442 selection.beg.col += count; 1511 selection.beg.col += count;
1443 selection.mark.col += count; /* XXX: yes? */ 1512 selection.mark.col += count; /* XXX: yes? */
1444 selection.end.col += count; 1513 selection.end.col += count;
1445 } 1514 }
1446 } 1515 }
1451 case ERASE: 1520 case ERASE:
1452 screen.cur.col += count; /* don't worry if > ncol */ 1521 screen.cur.col += count; /* don't worry if > ncol */
1453 selection_check (1); 1522 selection_check (1);
1454 screen.cur.col -= count; 1523 screen.cur.col -= count;
1455 1524
1456 line->l = max (line->l - count, 0); 1525 // nuke wide char after the end
1526 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1527 scr_kill_char (*line, screen.cur.col + count);
1528
1457 scr_blank_line (*line, screen.cur.col, count, rstyle); 1529 scr_blank_line (*line, screen.cur.col, count, rstyle);
1458 break; 1530 break;
1459 1531
1460 case DELETE: 1532 case DELETE:
1461 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1533 line->l = max (line->l - count, 0);
1462 1534
1535 // nuke wide char spanning the end
1536 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1537 scr_kill_char (*line, screen.cur.col + count);
1538
1463 for (col = screen.cur.col; (col + count) < ncol; col++) 1539 for (int col = screen.cur.col; (col + count) < ncol; col++)
1464 { 1540 {
1465 line->t[col] = line->t[col + count]; 1541 line->t[col] = line->t[col + count];
1466 line->r[col] = line->r[col + count]; 1542 line->r[col] = line->r[col + count];
1467 } 1543 }
1468 1544
1469 line->l = max (line->l - count, 0);
1470 scr_blank_line (*line, ncol - count, count, tr); 1545 scr_blank_line (*line, ncol - count, count, rstyle);
1471 1546
1472 if (selection.op && current_screen == selection.screen 1547 if (selection.op && current_screen == selection.screen
1473 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1548 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1474 { 1549 {
1475 if (selection.end.row != screen.cur.row 1550 if (selection.end.row != screen.cur.row
1493/* 1568/*
1494 * Set the scrolling region 1569 * Set the scrolling region
1495 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1496 */ 1571 */
1497void 1572void
1498rxvt_term::scr_scroll_region (int top, int bot) 1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1499{ 1574{
1500 max_it (top, 0); 1575 max_it (top, 0);
1501 min_it (bot, nrow - 1); 1576 min_it (bot, nrow - 1);
1502 1577
1503 if (top > bot) 1578 if (top > bot)
1513 * Make the cursor visible/invisible 1588 * Make the cursor visible/invisible
1514 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1515 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1516 */ 1591 */
1517void 1592void
1518rxvt_term::scr_cursor_visible (int mode) 1593rxvt_term::scr_cursor_visible (int mode) NOTHROW
1519{ 1594{
1520 want_refresh = 1; 1595 want_refresh = 1;
1521 1596
1522 if (mode) 1597 if (mode)
1523 screen.flags |= Screen_VisibleCursor; 1598 screen.flags |= Screen_VisibleCursor;
1530 * Set/unset automatic wrapping 1605 * Set/unset automatic wrapping
1531 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1532 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1533 */ 1608 */
1534void 1609void
1535rxvt_term::scr_autowrap (int mode) 1610rxvt_term::scr_autowrap (int mode) NOTHROW
1536{ 1611{
1537 if (mode) 1612 if (mode)
1538 screen.flags |= Screen_Autowrap; 1613 screen.flags |= Screen_Autowrap;
1539 else 1614 else
1540 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1615 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1549 * and the cursor cannot be moved outside. 1624 * and the cursor cannot be moved outside.
1550 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1551 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1552 */ 1627 */
1553void 1628void
1554rxvt_term::scr_relative_origin (int mode) 1629rxvt_term::scr_relative_origin (int mode) NOTHROW
1555{ 1630{
1556 if (mode) 1631 if (mode)
1557 screen.flags |= Screen_Relative; 1632 screen.flags |= Screen_Relative;
1558 else 1633 else
1559 screen.flags &= ~Screen_Relative; 1634 screen.flags &= ~Screen_Relative;
1566 * Set insert/replace mode 1641 * Set insert/replace mode
1567 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1568 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1569 */ 1644 */
1570void 1645void
1571rxvt_term::scr_insert_mode (int mode) 1646rxvt_term::scr_insert_mode (int mode) NOTHROW
1572{ 1647{
1573 if (mode) 1648 if (mode)
1574 screen.flags |= Screen_Insert; 1649 screen.flags |= Screen_Insert;
1575 else 1650 else
1576 screen.flags &= ~Screen_Insert; 1651 screen.flags &= ~Screen_Insert;
1582 * XTERM_SEQ: Set tab at current column : ESC H 1657 * XTERM_SEQ: Set tab at current column : ESC H
1583 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1584 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1585 */ 1660 */
1586void 1661void
1587rxvt_term::scr_set_tab (int mode) 1662rxvt_term::scr_set_tab (int mode) NOTHROW
1588{ 1663{
1589 if (mode < 0) 1664 if (mode < 0)
1590 memset (tabs, 0, ncol * sizeof (char)); 1665 memset (tabs, 0, ncol);
1591 else if (screen.cur.col < ncol) 1666 else if (screen.cur.col < ncol)
1592 tabs [screen.cur.col] = !!mode; 1667 tabs [screen.cur.col] = !!mode;
1593} 1668}
1594 1669
1595/* ------------------------------------------------------------------------- */ 1670/* ------------------------------------------------------------------------- */
1597 * Set reverse/normal video 1672 * Set reverse/normal video
1598 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1673 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1599 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1674 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1600 */ 1675 */
1601void 1676void
1602rxvt_term::scr_rvideo_mode (int mode) 1677rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1603{ 1678{
1604 XGCValues gcvalue; 1679 rvideo_mode = on;
1605 1680
1681#ifndef NO_BELL
1682 on ^= rvideo_bell;
1683#endif
1684
1606 if (rvideo != mode) 1685 if (rvideo_state != on)
1607 { 1686 {
1608 rvideo = mode; 1687 rvideo_state = on;
1688
1609 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1610#if XPM_BACKGROUND 1690#ifdef HAVE_BG_PIXMAP
1611 if (bgPixmap.pixmap == None) 1691 if (bgPixmap.pixmap == None)
1612#endif 1692#endif
1613#if TRANSPARENT 1693 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1614 if (! OPTION (Opt_transparent) || am_transparent == 0)
1615#endif
1616 XSetWindowBackground (display->display, vt,
1617 pix_colors[Color_bg]);
1618 1694
1695 XGCValues gcvalue;
1619 gcvalue.foreground = pix_colors[Color_fg]; 1696 gcvalue.foreground = pix_colors[Color_fg];
1620 gcvalue.background = pix_colors[Color_bg]; 1697 gcvalue.background = pix_colors[Color_bg];
1621 XChangeGC (display->display, gc, GCBackground | GCForeground, 1698 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1622 &gcvalue); 1699
1623 scr_clear (); 1700 scr_clear ();
1624 scr_touch (true); 1701 scr_touch (true);
1625 } 1702 }
1626} 1703}
1627 1704
1629/* 1706/*
1630 * Report current cursor position 1707 * Report current cursor position
1631 * XTERM_SEQ: Report position: ESC [ 6 n 1708 * XTERM_SEQ: Report position: ESC [ 6 n
1632 */ 1709 */
1633void 1710void
1634rxvt_term::scr_report_position () 1711rxvt_term::scr_report_position () NOTHROW
1635{ 1712{
1636 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1637} 1714}
1638 1715
1639/* ------------------------------------------------------------------------- * 1716/* ------------------------------------------------------------------------- *
1642 1719
1643/* 1720/*
1644 * Set font style 1721 * Set font style
1645 */ 1722 */
1646void 1723void
1647rxvt_term::set_font_style () 1724rxvt_term::set_font_style () NOTHROW
1648{ 1725{
1649#if 0 1726#if 0
1650 switch (charsets [screen.charset]) 1727 switch (charsets [screen.charset])
1651 { 1728 {
1652 case '0': /* DEC Special Character & Line Drawing Set */ 1729 case '0': /* DEC Special Character & Line Drawing Set */
1674 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1675 * XTERM_SEQ: Invoke G2 character set: ESC N 1752 * XTERM_SEQ: Invoke G2 character set: ESC N
1676 * XTERM_SEQ: Invoke G3 character set: ESC O 1753 * XTERM_SEQ: Invoke G3 character set: ESC O
1677 */ 1754 */
1678void 1755void
1679rxvt_term::scr_charset_choose (int set) 1756rxvt_term::scr_charset_choose (int set) NOTHROW
1680{ 1757{
1681 screen.charset = set; 1758 screen.charset = set;
1682 set_font_style (); 1759 set_font_style ();
1683} 1760}
1684 1761
1690 * XTERM_SEQ: Set G2 character set: ESC * <C> 1767 * XTERM_SEQ: Set G2 character set: ESC * <C>
1691 * XTERM_SEQ: Set G3 character set: ESC + <C> 1768 * XTERM_SEQ: Set G3 character set: ESC + <C>
1692 * See set_font_style for possible values for <C> 1769 * See set_font_style for possible values for <C>
1693 */ 1770 */
1694void 1771void
1695rxvt_term::scr_charset_set (int set, unsigned int ch) 1772rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1696{ 1773{
1697 charsets[set] = (unsigned char)ch; 1774 charsets[set] = (unsigned char)ch;
1698 set_font_style (); 1775 set_font_style ();
1699} 1776}
1700 1777
1705 1782
1706/* 1783/*
1707 * refresh matching text. 1784 * refresh matching text.
1708 */ 1785 */
1709bool 1786bool
1710rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1711{ 1788{
1712 bool found = false; 1789 bool found = false;
1713 1790
1714 for (int i = 0; i < nrow; i++) 1791 for (int i = 0; i < nrow; i++)
1715 { 1792 {
1716 int col = 0;
1717 rend_t *drp = drawn_buf[i].r; 1793 rend_t *drp = drawn_buf[i].r;
1718 1794
1719 for (; col < ncol; col++, drp++) 1795 for (int col = 0; col < ncol; col++, drp++)
1720 if ((*drp & mask) == value) 1796 if ((*drp & mask) == value)
1721 { 1797 {
1722 found = true; 1798 found = true;
1723 *drp = ~value; 1799 *drp = ~value;
1724 } 1800 }
1735 PART_END, 1811 PART_END,
1736 RC_COUNT 1812 RC_COUNT
1737}; 1813};
1738 1814
1739void 1815void
1740rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1741{ 1817{
1742 int i; 1818 int i;
1743 row_col_t rc[RC_COUNT]; 1819 row_col_t rc[RC_COUNT];
1744 1820
1745 if (!drawn_buf) /* sanity check */ 1821 if (!drawn_buf) /* sanity check */
1764 for (i = PART_BEG; i < RC_COUNT; i++) 1840 for (i = PART_BEG; i < RC_COUNT; i++)
1765 { 1841 {
1766 min_it (rc[i].col, ncol - 1); 1842 min_it (rc[i].col, ncol - 1);
1767 min_it (rc[i].row, nrow - 1); 1843 min_it (rc[i].row, nrow - 1);
1768 } 1844 }
1769 1845// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1770 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1846 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1771 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1847 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1772 1848
1849 num_scr_allow = 0;
1850
1773 if (refresh) 1851 if (refresh)
1774 scr_refresh (SLOW_REFRESH); 1852 scr_refresh ();
1775} 1853}
1776 1854
1777/* ------------------------------------------------------------------------- */ 1855/* ------------------------------------------------------------------------- */
1778/* 1856/*
1779 * Refresh the entire screen 1857 * Refresh the entire screen
1780 */ 1858 */
1781void 1859void
1782rxvt_term::scr_touch (bool refresh) 1860rxvt_term::scr_touch (bool refresh) NOTHROW
1783{ 1861{
1784 scr_expose (0, 0, width, height, refresh); 1862 scr_expose (0, 0, width, height, refresh);
1785} 1863}
1786 1864
1787/* ------------------------------------------------------------------------- */ 1865/* ------------------------------------------------------------------------- */
1788/* 1866/*
1789 * Move the display so that the line represented by scrollbar value Y is at 1867 * Move the display so that the line represented by scrollbar value Y is at
1790 * the top of the screen 1868 * the top of the screen
1791 */ 1869 */
1792int 1870void
1793rxvt_term::scr_move_to (int y, int len) 1871rxvt_term::scr_move_to (int y, int len) NOTHROW
1794{ 1872{
1795 long p = 0; 1873 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1796 unsigned int oldviewstart;
1797
1798 oldviewstart = view_start;
1799
1800 if (y < len)
1801 {
1802 p = (nrow + nsaved) * (len - y) / len;
1803 p -= (long) (nrow - 1);
1804 p = max (p, 0);
1805 }
1806
1807 view_start = (unsigned int)min (p, nsaved);
1808
1809 return scr_changeview (oldviewstart);
1810} 1874}
1811 1875
1812/* ------------------------------------------------------------------------- */ 1876/* ------------------------------------------------------------------------- */
1813/* 1877/*
1814 * Page the screen up/down nlines 1878 * Page the screen up/down nlines
1815 * direction should be UP or DN 1879 * direction should be UP or DN
1816 */ 1880 */
1817int 1881bool
1818rxvt_term::scr_page (enum page_dirn direction, int nlines) 1882rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1819{ 1883{
1820 int n; 1884 int new_view_start =
1821 unsigned int oldviewstart;
1822
1823 oldviewstart = view_start;
1824
1825 if (direction == UP)
1826 {
1827 n = view_start + nlines;
1828 view_start = min (n, nsaved);
1829 }
1830 else
1831 {
1832 n = view_start - nlines; 1885 direction == UP ? view_start - nlines
1833 view_start = max (n, 0); 1886 : view_start + nlines;
1834 }
1835 1887
1836 return scr_changeview (oldviewstart); 1888 return scr_changeview (new_view_start);
1837} 1889}
1838 1890
1839int 1891bool
1840rxvt_term::scr_changeview (unsigned int oldviewstart) 1892rxvt_term::scr_changeview (int new_view_start) NOTHROW
1841{ 1893{
1894 clamp_it (new_view_start, top_row, 0);
1895
1842 if (view_start != oldviewstart) 1896 if (new_view_start == view_start)
1843 { 1897 return false;
1898
1899 num_scr += new_view_start - view_start;
1900 view_start = new_view_start;
1901 want_refresh = 1;
1902
1844 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END)); 1903 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1845 1904
1846 want_refresh = 1; 1905 return true;
1847 num_scr -= (view_start - oldviewstart);
1848 }
1849
1850 return (int)view_start - (int)oldviewstart;
1851} 1906}
1852 1907
1853/* ------------------------------------------------------------------------- */ 1908#ifndef NO_BELL
1854void 1909void
1910rxvt_term::bell_cb (ev::timer &w, int revents)
1911{
1912 rvideo_bell = false;
1913 scr_rvideo_mode (rvideo_mode);
1914 refresh_check ();
1915}
1916#endif
1917
1918/* ------------------------------------------------------------------------- */
1919void
1855rxvt_term::scr_bell () 1920rxvt_term::scr_bell () NOTHROW
1856{ 1921{
1857#ifndef NO_BELL 1922#ifndef NO_BELL
1858 1923
1859# ifndef NO_MAPALERT 1924# ifndef NO_MAPALERT
1860# ifdef MAPALERT_OPTION 1925# ifdef MAPALERT_OPTION
1861 if (OPTION (Opt_mapAlert)) 1926 if (option (Opt_mapAlert))
1862# endif 1927# endif
1863 XMapWindow (display->display, parent[0]); 1928 XMapWindow (dpy, parent[0]);
1864# endif 1929# endif
1865 1930
1931# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell))
1933 set_urgency (1);
1934# endif
1935
1866 if (OPTION (Opt_visualBell)) 1936 if (option (Opt_visualBell))
1867 { 1937 {
1868 scr_rvideo_mode (!rvideo); /* refresh also done */ 1938 rvideo_bell = true;
1939 scr_rvideo_mode (rvideo_mode);
1940 flush ();
1941
1869 rxvt_usleep (VISUAL_BELL_DURATION); 1942 bell_ev.start (VISUAL_BELL_DURATION);
1870 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 } 1943 }
1872 else 1944 else
1873 XBell (display->display, 0); 1945 XBell (dpy, 0);
1874
1875#endif 1946#endif
1876} 1947}
1877 1948
1878/* ------------------------------------------------------------------------- */ 1949/* ------------------------------------------------------------------------- */
1879/* ARGSUSED */ 1950/* ARGSUSED */
1880void 1951void
1881rxvt_term::scr_printscreen (int fullhist) 1952rxvt_term::scr_printscreen (int fullhist) NOTHROW
1882{ 1953{
1883#ifdef PRINTPIPE 1954#ifdef PRINTPIPE
1884 int nrows, row_start; 1955 int nrows, row_start;
1885 FILE *fd; 1956 FILE *fd = popen_printer ();
1886 1957
1887 if ((fd = popen_printer ()) == NULL) 1958 if (!fd)
1888 return; 1959 return;
1889 1960
1890 if (fullhist) 1961 if (fullhist)
1891 { 1962 {
1892 nrows = nrow + nsaved; 1963 nrows = nrow - top_row;
1893 row_start = -nsaved; 1964 row_start = top_row;
1894 } 1965 }
1895 else 1966 else
1896 { 1967 {
1897 nrows = nrow; 1968 nrows = nrow;
1898 row_start = -view_start; 1969 row_start = view_start;
1899 } 1970 }
1900 1971
1901 wctomb (0, 0); 1972 wctomb (0, 0);
1902 1973
1903 for (int r1 = 0; r1 < nrows; r1++) 1974 for (int r1 = 0; r1 < nrows; r1++)
1935 * Refresh the screen 2006 * Refresh the screen
1936 * drawn_text/drawn_rend contain the screen information before the update. 2007 * drawn_text/drawn_rend contain the screen information before the update.
1937 * screen.text/screen.rend contain what the screen will change to. 2008 * screen.text/screen.rend contain what the screen will change to.
1938 */ 2009 */
1939void 2010void
1940rxvt_term::scr_refresh (unsigned char refresh_type) 2011rxvt_term::scr_refresh () NOTHROW
1941{ 2012{
1942 unsigned char must_clear, /* use draw_string not draw_image_string */ 2013 unsigned char have_bg,
1943 showcursor; /* show the cursor */ 2014 showcursor; /* show the cursor */
1944 int16_t col, row, /* column/row we're processing */ 2015 int16_t col, row, /* column/row we're processing */
1945 ocrow; /* old cursor row */ 2016 ocrow; /* old cursor row */
1946 int i; /* tmp */ 2017 int i; /* tmp */
1947#ifndef NO_CURSORCOLOR 2018#ifndef NO_CURSORCOLOR
1948 rend_t cc1; /* store colours at cursor position (s) */ 2019 rend_t cc1; /* store colours at cursor position (s) */
1949#endif 2020#endif
1950 rend_t *crp; // cursor rendition pointer 2021 rend_t *crp; // cursor rendition pointer
2022 rend_t ccol1, /* Cursor colour */
2023 ccol2; /* Cursor colour2 */
1951 2024
1952 want_refresh = 0; /* screen is current */ 2025 want_refresh = 0; /* screen is current */
1953 2026
1954 if (refresh_type == NO_REFRESH || !mapped) 2027 if (refresh_type == NO_REFRESH || !mapped)
1955 return; 2028 return;
1956 2029
1957 /* 2030 /*
1958 * A: set up vars 2031 * A: set up vars
1959 */ 2032 */
1960 must_clear = 0;
1961 refresh_count = 0; 2033 refresh_count = 0;
1962 2034
1963#if XPM_BACKGROUND 2035 have_bg = 0;
2036#ifdef HAVE_BG_PIXMAP
1964 must_clear |= bgPixmap.pixmap != None; 2037 have_bg = bgPixmap.pixmap != None;
1965#endif
1966#if TRANSPARENT
1967 must_clear |= OPTION (Opt_transparent) && am_transparent;
1968#endif 2038#endif
1969 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2039 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970 2040
1971 /* 2041 /*
1972 * B: reverse any characters which are selected 2042 * B: reverse any characters which are selected
1976 /* 2046 /*
1977 * C: set the cursor character (s) 2047 * C: set the cursor character (s)
1978 */ 2048 */
1979 { 2049 {
1980 unsigned char setoldcursor; 2050 unsigned char setoldcursor;
1981 rend_t ccol1, /* Cursor colour */
1982 ccol2; /* Cursor colour2 */
1983 2051
1984 showcursor = (screen.flags & Screen_VisibleCursor); 2052 showcursor = (screen.flags & Screen_VisibleCursor);
1985#ifdef CURSOR_BLINK 2053#ifdef CURSOR_BLINK
1986 if (hidden_cursor) 2054 if (hidden_cursor)
1987 showcursor = 0; 2055 showcursor = 0;
1994 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2062 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1995 col--; 2063 col--;
1996 2064
1997 crp = &ROW(screen.cur.row).r[col]; 2065 crp = &ROW(screen.cur.row).r[col];
1998 2066
2067#ifndef NO_CURSORCOLOR
2068 cc1 = *crp & (RS_fgMask | RS_bgMask);
2069 if (ISSET_PIXCOLOR (Color_cursor))
2070 ccol1 = Color_cursor;
2071 else
2072#endif
2073#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2074 ccol1 = fgcolor_of (rstyle);
2075#else
2076 ccol1 = Color_fg;
2077#endif
2078
2079#ifndef NO_CURSORCOLOR
2080 if (ISSET_PIXCOLOR (Color_cursor2))
2081 ccol2 = Color_cursor2;
2082 else
2083#endif
2084#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2085 ccol2 = bgcolor_of (rstyle);
2086#else
2087 ccol2 = Color_bg;
2088#endif
2089
1999 if (showcursor && focus) 2090 if (showcursor && focus)
2000 { 2091 {
2001 if (OPTION (Opt_cursorUnderline)) 2092 if (option (Opt_cursorUnderline))
2002 *crp ^= RS_Uline; 2093 *crp ^= RS_Uline;
2003 else 2094 else
2004 { 2095 {
2005 *crp ^= RS_RVid; 2096 *crp ^= RS_RVid;
2006
2007#ifndef NO_CURSORCOLOR
2008 cc1 = *crp & (RS_fgMask | RS_bgMask);
2009 if (ISSET_PIXCOLOR (Color_cursor))
2010 ccol1 = Color_cursor;
2011 else
2012#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2013 ccol1 = fgcolor_of (rstyle);
2014#else
2015 ccol1 = Color_fg;
2016#endif
2017 if (ISSET_PIXCOLOR (Color_cursor2))
2018 ccol2 = Color_cursor2;
2019 else
2020#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2021 ccol2 = bgcolor_of (rstyle);
2022#else
2023 ccol2 = Color_bg;
2024#endif
2025 *crp = SET_FGCOLOR (*crp, ccol1); 2097 *crp = SET_FGCOLOR (*crp, ccol1);
2026 *crp = SET_BGCOLOR (*crp, ccol2); 2098 *crp = SET_BGCOLOR (*crp, ccol2);
2027#endif
2028 } 2099 }
2029 } 2100 }
2030 } 2101 }
2031 2102
2032 /* make sure no outline cursor is left around */ 2103 /* make sure no outline cursor is left around */
2033 setoldcursor = 0; 2104 setoldcursor = 0;
2034 if (ocrow != -1) 2105 if (ocrow != -1)
2035 { 2106 {
2036 if (screen.cur.row + view_start != ocrow 2107 if (screen.cur.row - view_start != ocrow
2037 || screen.cur.col != oldcursor.col) 2108 || screen.cur.col != oldcursor.col)
2038 { 2109 {
2039 if (ocrow < nrow 2110 if (ocrow < nrow
2040 && oldcursor.col < ncol) 2111 && oldcursor.col < ncol)
2041 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2112 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2049 else if (!focus) 2120 else if (!focus)
2050 setoldcursor = 1; 2121 setoldcursor = 1;
2051 2122
2052 if (setoldcursor) 2123 if (setoldcursor)
2053 { 2124 {
2054 if (screen.cur.row + view_start >= nrow) 2125 if (screen.cur.row - view_start >= nrow)
2055 oldcursor.row = -1; 2126 oldcursor.row = -1;
2056 else 2127 else
2057 { 2128 {
2058 oldcursor.row = screen.cur.row + view_start; 2129 oldcursor.row = screen.cur.row - view_start;
2059 oldcursor.col = screen.cur.col; 2130 oldcursor.col = screen.cur.col;
2060 } 2131 }
2061 } 2132 }
2062 } 2133 }
2063 2134
2069#ifndef NO_SLOW_LINK_SUPPORT 2140#ifndef NO_SLOW_LINK_SUPPORT
2070 /* 2141 /*
2071 * D: CopyArea pass - very useful for slower links 2142 * D: CopyArea pass - very useful for slower links
2072 * This has been deliberately kept simple. 2143 * This has been deliberately kept simple.
2073 */ 2144 */
2074 i = num_scr;
2075 if (!display->is_local 2145 if (!display->is_local
2076 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2146 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2077 && abs (num_scr) < nrow && !must_clear) 2147 && abs (num_scr) < nrow && !have_bg)
2078 { 2148 {
2079 int16_t nits; 2149 int16_t nits;
2150 int i = num_scr;
2080 int j; 2151 int j;
2081 int len, wlen; 2152 int len, wlen;
2153 dLocal (int, num_scr);
2082 2154
2083 j = nrow; 2155 j = nrow;
2084 wlen = len = -1; 2156 wlen = len = -1;
2085 row = i > 0 ? 0 : j - 1; 2157 row = i > 0 ? 0 : j - 1;
2158
2086 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2159 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2087 { 2160 {
2088 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2161 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2089 { 2162 {
2090 line_t s = ROW(row - view_start); 2163 line_t s = ROW(view_start + row);
2091 line_t d = drawn_buf[row]; 2164 line_t d = drawn_buf[row];
2092 line_t d2 = drawn_buf[row + i]; 2165 line_t d2 = drawn_buf[row + i];
2093 2166
2094 for (nits = 0, col = ncol; col--; ) 2167 for (nits = 0, col = ncol; col--; )
2095 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2168 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2111 wlen = row; 2184 wlen = row;
2112 continue; 2185 continue;
2113 } 2186 }
2114 } 2187 }
2115 2188
2116 if (len != -1) 2189 if (len >= 0)
2117 { 2190 {
2118 /* also comes here at end if needed because of >= above */ 2191 /* also comes here at end if needed because of >= above */
2119 if (wlen < len) 2192 if (wlen < len)
2120 ::swap (wlen, len); 2193 ::swap (wlen, len);
2121 2194
2195 XGCValues gcv;
2196
2197 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2122 XCopyArea (display->display, vt, vt, 2198 XCopyArea (dpy, vt, vt,
2123 gc, 0, Row2Pixel (len + i), 2199 gc, 0, Row2Pixel (len + i),
2124 (unsigned int)this->width, 2200 (unsigned int)this->width,
2125 (unsigned int)Height2Pixel (wlen - len + 1), 2201 (unsigned int)Height2Pixel (wlen - len + 1),
2126 0, Row2Pixel (len)); 2202 0, Row2Pixel (len));
2203 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2204
2127 len = -1; 2205 len = -1;
2128 } 2206 }
2129 } 2207 }
2130 } 2208 }
2131#endif 2209#endif
2133 /* 2211 /*
2134 * E: main pass across every character 2212 * E: main pass across every character
2135 */ 2213 */
2136 for (row = 0; row < nrow; row++) 2214 for (row = 0; row < nrow; row++)
2137 { 2215 {
2138 text_t *stp = ROW(row - view_start).t; 2216 text_t *stp = ROW(view_start + row).t;
2139 rend_t *srp = ROW(row - view_start).r; 2217 rend_t *srp = ROW(view_start + row).r;
2140 text_t *dtp = drawn_buf[row].t; 2218 text_t *dtp = drawn_buf[row].t;
2141 rend_t *drp = drawn_buf[row].r; 2219 rend_t *drp = drawn_buf[row].r;
2142 2220
2143 /* 2221 /*
2144 * E2: OK, now the real pass 2222 * E2: OK, now the real pass
2155 continue; 2233 continue;
2156 2234
2157 // redraw one or more characters 2235 // redraw one or more characters
2158 2236
2159 // seek to the beginning of wide characters 2237 // seek to the beginning of wide characters
2160 while (stp[col] == NOCHAR && col > 0) 2238 while (expect_false (stp[col] == NOCHAR && col > 0))
2161 --col; 2239 --col;
2162 2240
2163 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2241 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2164 text_t *text = stp + col; 2242 text_t *text = stp + col;
2165 int count = 1; 2243 int count = 1;
2187 count++; 2265 count++;
2188 2266
2189 if (stp[col] != dtp[col] 2267 if (stp[col] != dtp[col]
2190 || !RS_SAME (srp[col], drp[col])) 2268 || !RS_SAME (srp[col], drp[col]))
2191 { 2269 {
2192 if (must_clear && (i++ > count / 2)) 2270 if (have_bg && (i++ > count / 2))
2193 break; 2271 break;
2194 2272
2195 dtp[col] = stp[col]; 2273 dtp[col] = stp[col];
2196 drp[col] = rend; 2274 drp[col] = rend;
2197 i = 0; 2275 i = 0;
2198 } 2276 }
2199 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2277 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2200 break; 2278 break;
2201 } 2279 }
2202 2280
2203 col--; /* went one too far. move back */ 2281 col--; /* went one too far. move back */
2204 count -= i; /* dump any matching trailing chars */ 2282 count -= i; /* dump any matching trailing chars */
2205 2283
2206 // sometimes we optimize away the trailing NOCHAR's, add them back 2284 // sometimes we optimize away the trailing NOCHAR's, add them back
2207 while (i && text[count] == NOCHAR) 2285 while (expect_false (i && text[count] == NOCHAR))
2208 count++, i--; 2286 count++, i--;
2209 2287
2210 /* 2288 /*
2211 * Determine the attributes for the string 2289 * Determine the attributes for the string
2212 */ 2290 */
2213 int fore = fgcolor_of (rend); // desired foreground 2291 int fore = fgcolor_of (rend); // desired foreground
2214 int back = bgcolor_of (rend); // desired background 2292 int back = bgcolor_of (rend); // desired background
2215 2293
2216 // only do special processing if any attributes are set, which is unlikely 2294 // only do special processing if any attributes are set, which is unlikely
2217 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2295 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2218 { 2296 {
2219#if ENABLE_STYLES
2220 // force redraw after "careful" characters to avoid pixel droppings
2221 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2222 drp[col + 1] = ~srp[col + 1];
2223
2224 // include previous careful character(s) if possible, looks nicer (best effort...)
2225 while (text > stp
2226 && srp[text - stp - 1] & RS_Careful
2227 && RS_SAME (rend, srp[text - stp - 1]))
2228 text--, count++, xpixel -= fwidth;
2229#endif
2230
2231 bool invert = rend & RS_RVid; 2297 bool invert = rend & RS_RVid;
2232 2298
2233#ifndef NO_BOLD_UNDERLINE_REVERSE 2299#ifndef NO_BOLD_UNDERLINE_REVERSE
2234 if (rend & RS_Bold
2235 && fore == Color_fg) 2300 if (rend & RS_Bold && fore == Color_fg)
2236 { 2301 {
2237 if (ISSET_PIXCOLOR (Color_BD)) 2302 if (ISSET_PIXCOLOR (Color_BD))
2238 fore = Color_BD; 2303 fore = Color_BD;
2239# if !ENABLE_STYLES 2304# if !ENABLE_STYLES
2240 else 2305 else
2241 invert = !invert; 2306 invert = !invert;
2242# endif 2307# endif
2243 } 2308 }
2244 2309
2245 if (rend & RS_Italic 2310 if (rend & RS_Italic && fore == Color_fg)
2246 && fore == Color_fg)
2247 { 2311 {
2248 if (ISSET_PIXCOLOR (Color_IT)) 2312 if (ISSET_PIXCOLOR (Color_IT))
2249 fore = Color_IT; 2313 fore = Color_IT;
2250# if !ENABLE_STYLES 2314# if !ENABLE_STYLES
2251 else 2315 else
2252 invert = !invert; 2316 invert = !invert;
2253# endif 2317# endif
2254 } 2318 }
2255 2319
2256 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2320 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2257 fore = Color_UL; 2321 fore = Color_UL;
2258#endif 2322#endif
2259 2323
2260 if (invert) 2324 if (invert)
2261 { 2325 {
2326#ifdef OPTION_HC
2327 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2328 || !ISSET_PIXCOLOR (Color_HC))
2329#endif
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2262 ::swap (fore, back); 2332 ::swap (fore, back);
2333#ifdef OPTION_HC
2334 else if (ISSET_PIXCOLOR (Color_HC))
2335 back = Color_HC;
2336#endif
2263 2337
2264#ifndef NO_BOLD_UNDERLINE_REVERSE 2338#ifndef NO_BOLD_UNDERLINE_REVERSE
2339# ifndef OPTION_HC
2265 if (ISSET_PIXCOLOR (Color_RV)) 2340 if (ISSET_PIXCOLOR (Color_RV))
2266 back = Color_RV; 2341 back = Color_RV;
2267 2342# endif
2268 if (fore == back) 2343 if (fore == back)
2269 { 2344 {
2270 fore = Color_bg; 2345 fore = Color_bg;
2271 back = Color_fg; 2346 back = Color_fg;
2272 } 2347 }
2274 } 2349 }
2275 2350
2276#ifdef TEXT_BLINK 2351#ifdef TEXT_BLINK
2277 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2352 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2278 { 2353 {
2279 if (!text_blink_ev.active) 2354 if (!text_blink_ev.is_active ())
2280 { 2355 {
2281 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2356 text_blink_ev.again ();
2282 hidden_text = 0; 2357 hidden_text = 0;
2283 } 2358 }
2284 else if (hidden_text) 2359 else if (hidden_text)
2285 fore = back; 2360 fore = back;
2286 } 2361 }
2287#endif 2362#endif
2363
2364#if ENABLE_STYLES
2365 // "careful" (too wide) character handling
2366
2367 // include previous careful character(s) if possible, looks nicer (best effort...)
2368 while (text > stp
2369 && srp[text - stp - 1] & RS_Careful
2370 && RS_SAME (rend, srp[text - stp - 1]))
2371 text--, count++, xpixel -= fwidth;
2372
2373 // force redraw after "careful" characters to avoid pixel droppings
2374 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2375 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2376
2377 // force redraw before "careful" characters to avoid pixel droppings
2378 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2379 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2380#endif
2288 } 2381 }
2289 2382
2290 /* 2383 /*
2291 * Actually do the drawing of the string here 2384 * Actually do the drawing of the string here
2292 */ 2385 */
2293 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2386 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2294 2387
2295 if (back == fore) 2388 if (expect_true (have_bg && back == Color_bg))
2296 font->clear_rect (*drawable, xpixel, ypixel,
2297 fwidth * count, fheight,
2298 back);
2299 else if (back == Color_bg)
2300 { 2389 {
2301 if (must_clear) 2390 // this is very ugly, maybe push it into ->draw?
2302 {
2303 CLEAR_CHARS (xpixel, ypixel, count);
2304 2391
2305 for (i = 0; i < count; i++) /* don't draw empty strings */ 2392 for (i = 0; i < count; i++) /* don't draw empty strings */
2306 if (text[i] != ' ') 2393 if (text[i] != ' ')
2307 { 2394 {
2308 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2395 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2309 break; 2396 goto did_clear;
2310 }
2311 } 2397 }
2312 else 2398
2313 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2399 CLEAR_CHARS (xpixel, ypixel, count);
2400 did_clear: ;
2314 } 2401 }
2315 else 2402 else
2316 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2403 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2317 2404
2318 if (rend & RS_Uline && font->descent > 1 && fore != back) 2405 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2319 { 2406 {
2320#if ENABLE_FRILLS 2407#if ENABLE_FRILLS
2321 if (ISSET_PIXCOLOR (Color_underline)) 2408 if (ISSET_PIXCOLOR (Color_underline))
2322 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2409 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2323 else 2410 else
2324#endif 2411#endif
2325 XSetForeground (display->display, gc, pix_colors[fore]); 2412 XSetForeground (dpy, gc, pix_colors[fore]);
2326 2413
2327 XDrawLine (display->display, drawBuffer, gc, 2414 XDrawLine (dpy, vt, gc,
2328 xpixel, ypixel + font->ascent + 1, 2415 xpixel, ypixel + font->ascent + 1,
2329 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2416 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2330 } 2417 }
2331 } /* for (col....) */ 2418 } /* for (col....) */
2332 } /* for (row....) */ 2419 } /* for (row....) */
2341 */ 2428 */
2342 if (showcursor) 2429 if (showcursor)
2343 { 2430 {
2344 if (focus) 2431 if (focus)
2345 { 2432 {
2346 if (OPTION (Opt_cursorUnderline)) 2433 if (option (Opt_cursorUnderline))
2347 *crp ^= RS_Uline; 2434 *crp ^= RS_Uline;
2348 else 2435 else
2349 { 2436 {
2350 *crp ^= RS_RVid; 2437 *crp ^= RS_RVid;
2351#ifndef NO_CURSORCOLOR 2438#ifndef NO_CURSORCOLOR
2365 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2452 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2366 cursorwidth++; 2453 cursorwidth++;
2367 2454
2368#ifndef NO_CURSORCOLOR 2455#ifndef NO_CURSORCOLOR
2369 if (ISSET_PIXCOLOR (Color_cursor)) 2456 if (ISSET_PIXCOLOR (Color_cursor))
2370 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2457 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2458 else
2371#endif 2459#endif
2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2372 2461
2373 XDrawRectangle (display->display, drawBuffer, gc, 2462 XDrawRectangle (dpy, vt, gc,
2374 Col2Pixel (col), 2463 Col2Pixel (col),
2375 Row2Pixel (oldcursor.row), 2464 Row2Pixel (oldcursor.row),
2376 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2465 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2377 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2466 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2378 } 2467 }
2381 /* 2470 /*
2382 * H: cleanup selection 2471 * H: cleanup selection
2383 */ 2472 */
2384 scr_reverse_selection (); 2473 scr_reverse_selection ();
2385 2474
2386 if (refresh_type & SMOOTH_REFRESH)
2387 XFlush (display->display);
2388
2389 num_scr = 0; 2475 num_scr = 0;
2390 num_scr_allow = 1; 2476 num_scr_allow = 1;
2391} 2477}
2392 2478
2393void 2479void
2394rxvt_term::scr_remap_chars (line_t &l) 2480rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2395{ 2481{
2396 if (!l.t) 2482 if (!l.t)
2397 return; 2483 return;
2398 2484
2399 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2485 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2401 for (int i = ncol; i--; ) 2487 for (int i = ncol; i--; )
2402 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2488 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2403} 2489}
2404 2490
2405void 2491void
2406rxvt_term::scr_remap_chars () 2492rxvt_term::scr_remap_chars () NOTHROW
2407{ 2493{
2408 for (int i = total_rows; i--; ) 2494 for (int i = total_rows; i--; )
2409 scr_remap_chars (row_buf [i]); 2495 scr_remap_chars (row_buf [i]);
2410 2496
2411 for (int i = nrow; i--; ) 2497 for (int i = nrow; i--; )
2414 scr_remap_chars (swap_buf [i]); 2500 scr_remap_chars (swap_buf [i]);
2415 } 2501 }
2416} 2502}
2417 2503
2418void 2504void
2419rxvt_term::scr_recolour () 2505rxvt_term::scr_recolour () NOTHROW
2420{ 2506{
2421 if (1 2507#ifdef HAVE_BG_PIXMAP
2422#if TRANSPARENT 2508 bgPixmap.apply ();
2423 && !am_transparent 2509#else
2424#endif 2510
2425#if XPM_BACKGROUND
2426 && !bgPixmap.pixmap
2427#endif
2428 )
2429 {
2430 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2511 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2431 XClearWindow (display->display, parent[0]); 2512 XClearWindow (dpy, parent[0]);
2432 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2513 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2433#if HAVE_SCROLLBARS 2514
2434 if (scrollBar.win) 2515 if (scrollBar.win)
2435 { 2516 {
2436 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2517 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2437 scrollBar.setIdle (); 2518 scrollBar.state = STATE_IDLE;
2438 scrollbar_show (0); 2519 scrollBar.show (0);
2439 }
2440#endif
2441 } 2520 }
2442 2521
2522#endif
2523
2524 /* bgPixmap.apply () does not do the following : */
2443 scr_clear (); 2525 scr_clear ();
2444 scr_touch (true); 2526 scr_touch (true);
2445 want_refresh = 1; 2527 want_refresh = 1;
2446} 2528}
2447 2529
2448/* ------------------------------------------------------------------------- */ 2530/* ------------------------------------------------------------------------- */
2449void 2531void
2450rxvt_term::scr_clear (bool really) 2532rxvt_term::scr_clear (bool really) NOTHROW
2451{ 2533{
2452 if (!mapped) 2534 if (!mapped)
2453 return; 2535 return;
2454 2536
2455 num_scr_allow = 0; 2537 num_scr_allow = 0;
2456 want_refresh = 1; 2538 want_refresh = 1;
2457 2539
2458 if (really) 2540 if (really)
2459 XClearWindow (display->display, vt); 2541 XClearWindow (dpy, vt);
2460} 2542}
2461 2543
2462/* ------------------------------------------------------------------------- */
2463void 2544void
2545rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2546{
2547 int view_end = view_start + nrow;
2548 int row, col;
2549
2550 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2551 {
2552 text_t *stp = ROW(row).t;
2553 rend_t *srp = ROW(row).r;
2554
2555 for (col = beg_col; col < end_col; col++)
2556 srp[col] ^= rstyle1;
2557
2558 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2559 srp[col] ^= rstyle2;
2560
2561 if (++col < end_col)
2562 srp[col] ^= rstyle2;
2563 }
2564}
2565
2566void
2567rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2568{
2569 int view_end = view_start + nrow;
2570 int row, col;
2571
2572 if (beg_row >= view_start)
2573 {
2574 col = beg_col;
2575 row = beg_row;
2576 }
2577 else
2578 {
2579 col = 0;
2580 row = view_start;
2581 }
2582
2583 for (; row < min (end_row, view_end); row++, col = 0)
2584 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2585 srp[col] ^= rstyle;
2586
2587 if (row == end_row)
2588 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2589 srp[col] ^= rstyle;
2590}
2591
2592/* ------------------------------------------------------------------------- */
2593void
2464rxvt_term::scr_reverse_selection () 2594rxvt_term::scr_reverse_selection () NOTHROW
2465{ 2595{
2466 if (selection.op 2596 if (selection.op
2467 && current_screen == selection.screen 2597 && current_screen == selection.screen
2468 && selection.end.row >= -view_start) 2598 && selection.end.row >= view_start)
2469 { 2599 {
2470 int view_end = -view_start + nrow; 2600#if !ENABLE_MINIMAL
2471 int row, col;
2472
2473#if ENABLE_FRILLS
2474 if (selection.rect) 2601 if (selection.rect)
2475 { 2602 scr_xor_rect (selection.beg.row, selection.beg.col,
2476 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2603 selection.end.row, selection.end.col,
2477 { 2604 RS_RVid, RS_RVid | RS_Uline);
2478 text_t *stp = ROW(row).t;
2479 rend_t *srp = ROW(row).r;
2480
2481 for (col = selection.beg.col; col < selection.end.col; col++)
2482 srp[col] ^= RS_RVid;
2483
2484 while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2485 srp[col] ^= RS_RVid | RS_Uline;
2486
2487 if (++col < selection.end.col)
2488 srp[col] ^= RS_RVid | RS_Uline;
2489 }
2490 }
2491 else 2605 else
2492#endif 2606#endif
2493 { 2607 scr_xor_span (selection.beg.row, selection.beg.col,
2494 if (selection.beg.row >= -view_start) 2608 selection.end.row, selection.end.col,
2495 { 2609 RS_RVid);
2496 col = selection.beg.col;
2497 row = selection.beg.row;
2498 }
2499 else
2500 {
2501 col = 0;
2502 row = -view_start;
2503 }
2504
2505 for (; row < min (selection.end.row, view_end); row++, col = 0)
2506 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2507 srp[col] ^= RS_RVid;
2508
2509 if (row == selection.end.row)
2510 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2511 srp[col] ^= RS_RVid;
2512 }
2513 } 2610 }
2514} 2611}
2515 2612
2516/* ------------------------------------------------------------------------- */ 2613/* ------------------------------------------------------------------------- */
2517/* 2614/*
2518 * Dump the whole scrollback and screen to the passed filedescriptor. The 2615 * Dump the whole scrollback and screen to the passed filedescriptor. The
2519 * invoking routine must close the fd. 2616 * invoking routine must close the fd.
2520 */ 2617 */
2521#if 0 2618#if 0
2522void 2619void
2523rxvt_term::scr_dump (int fd) 2620rxvt_term::scr_dump (int fd) NOTHROW
2524{ 2621{
2525 int row, wrote; 2622 int row, wrote;
2526 unsigned int width, towrite; 2623 unsigned int width, towrite;
2527 char r1[] = "\n"; 2624 char r1[] = "\n";
2528 2625
2529 for (row = saveLines - nsaved; 2626 for (row = saveLines + top_row;
2530 row < saveLines + nrow - 1; row++) 2627 row < saveLines + nrow - 1; row++)
2531 { 2628 {
2532 width = row_buf[row].l >= 0 ? row_buf[row].l 2629 width = row_buf[row].l >= 0 ? row_buf[row].l
2533 : ncol; 2630 : ncol;
2534 for (towrite = width; towrite; towrite -= wrote) 2631 for (towrite = width; towrite; towrite -= wrote)
2547 2644
2548/* ------------------------------------------------------------------------- * 2645/* ------------------------------------------------------------------------- *
2549 * CHARACTER SELECTION * 2646 * CHARACTER SELECTION *
2550 * ------------------------------------------------------------------------- */ 2647 * ------------------------------------------------------------------------- */
2551void 2648void
2552rxvt_term::selection_check (int check_more) 2649rxvt_term::selection_check (int check_more) NOTHROW
2553{ 2650{
2554 row_col_t pos; 2651 row_col_t pos;
2555 2652
2556 if (!selection.op) 2653 if (!selection.op)
2557 return; 2654 return;
2558 2655
2559 pos.row = pos.col = 0; 2656 pos.row = pos.col = 0;
2560 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2657 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2561 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2658 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2562 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2659 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2563 || (check_more == 1 2660 || (check_more == 1
2564 && current_screen == selection.screen 2661 && current_screen == selection.screen
2565 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2662 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2566 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2663 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2567 || (check_more == 2 2664 || (check_more == 2
2578/* ------------------------------------------------------------------------- */ 2675/* ------------------------------------------------------------------------- */
2579/* 2676/*
2580 * Paste a selection direct to the command fd 2677 * Paste a selection direct to the command fd
2581 */ 2678 */
2582void 2679void
2583rxvt_term::paste (char *data, unsigned int len) 2680rxvt_term::paste (char *data, unsigned int len) NOTHROW
2584{ 2681{
2585 /* convert normal newline chars into common keyboard Return key sequence */ 2682 /* convert normal newline chars into common keyboard Return key sequence */
2586 for (unsigned int i = 0; i < len; i++) 2683 for (unsigned int i = 0; i < len; i++)
2587 if (data[i] == C0_LF) 2684 if (data[i] == C0_LF)
2588 data[i] = C0_CR; 2685 data[i] = C0_CR;
2589 2686
2687 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[200~");
2689
2590 tt_write (data, len); 2690 tt_write (data, len);
2691
2692 if (priv_modes & PrivMode_BracketPaste)
2693 tt_printf ("\e[201~");
2591} 2694}
2592 2695
2593/* ------------------------------------------------------------------------- */ 2696/* ------------------------------------------------------------------------- */
2594/* 2697/*
2595 * Respond to a notification that a primary selection has been sent 2698 * Respond to a notification that a primary selection has been sent
2596 * EXT: SelectionNotify 2699 * EXT: SelectionNotify
2597 */ 2700 */
2598void 2701void
2599rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2702rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2600{ 2703{
2601 if (prop == None) /* check for failed XConvertSelection */ 2704 if (prop == None) /* check for failed XConvertSelection */
2602 { 2705 {
2603 if ((selection_type & Sel_CompoundText)) 2706 if ((selection_type & Sel_CompoundText))
2604 { 2707 {
2624 } 2727 }
2625 2728
2626 unsigned long bytes_after; 2729 unsigned long bytes_after;
2627 XTextProperty ct; 2730 XTextProperty ct;
2628 2731
2629 if (XGetWindowProperty (display->display, win, prop, 2732 if (XGetWindowProperty (dpy, win, prop,
2630 0, PROP_SIZE / 4, 2733 0, PROP_SIZE / 4,
2631 delete_prop, AnyPropertyType, 2734 delete_prop, AnyPropertyType,
2632 &ct.encoding, &ct.format, 2735 &ct.encoding, &ct.format,
2633 &ct.nitems, &bytes_after, 2736 &ct.nitems, &bytes_after,
2634 &ct.value) != Success) 2737 &ct.value) != Success)
2643 if (bytes_after) 2746 if (bytes_after)
2644 { 2747 {
2645 // fetch and append remaining data 2748 // fetch and append remaining data
2646 XTextProperty ct2; 2749 XTextProperty ct2;
2647 2750
2648 if (XGetWindowProperty (display->display, win, prop, 2751 if (XGetWindowProperty (dpy, win, prop,
2649 ct.nitems / 4, (bytes_after + 3) / 4, 2752 ct.nitems / 4, (bytes_after + 3) / 4,
2650 delete_prop, AnyPropertyType, 2753 delete_prop, AnyPropertyType,
2651 &ct2.encoding, &ct2.format, 2754 &ct2.encoding, &ct2.format,
2652 &ct2.nitems, &bytes_after, 2755 &ct2.nitems, &bytes_after,
2653 &ct2.value) != Success) 2756 &ct2.value) != Success)
2666 2769
2667 if (ct.encoding == xa[XA_INCR]) 2770 if (ct.encoding == xa[XA_INCR])
2668 { 2771 {
2669 // INCR selection, start handshake 2772 // INCR selection, start handshake
2670 if (!delete_prop) 2773 if (!delete_prop)
2671 XDeleteProperty (display->display, win, prop); 2774 XDeleteProperty (dpy, win, prop);
2672 2775
2673 selection_wait = Sel_incr; 2776 selection_wait = Sel_incr;
2674 incr_buf_fill = 0; 2777 incr_buf_fill = 0;
2675 incr_ev.start (NOW + 10); 2778 incr_ev.start (10);
2676 2779
2677 goto bailout; 2780 goto bailout;
2678 } 2781 }
2679 2782
2680 if (ct.nitems == 0) 2783 if (ct.nitems == 0)
2689 ct.nitems = incr_buf_fill; 2792 ct.nitems = incr_buf_fill;
2690 incr_buf = 0; 2793 incr_buf = 0;
2691 incr_buf_size = 0; 2794 incr_buf_size = 0;
2692 incr_ev.stop (); 2795 incr_ev.stop ();
2693 } 2796 }
2694 else 2797 else
2695 { 2798 {
2696 if (selection_wait == Sel_normal 2799 if (selection_wait == Sel_normal
2697 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2800 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2698 { 2801 {
2699 /* 2802 /*
2706 goto bailout; 2809 goto bailout;
2707 } 2810 }
2708 } 2811 }
2709 else if (selection_wait == Sel_incr) 2812 else if (selection_wait == Sel_incr)
2710 { 2813 {
2711 incr_ev.start (NOW + 10); 2814 incr_ev.start (10);
2712 2815
2713 while (incr_buf_fill + ct.nitems > incr_buf_size) 2816 while (incr_buf_fill + ct.nitems > incr_buf_size)
2714 { 2817 {
2715 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024; 2818 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2716 incr_buf = (char *)realloc (incr_buf, incr_buf_size); 2819 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2723 } 2826 }
2724 2827
2725 char **cl; 2828 char **cl;
2726 int cr; 2829 int cr;
2727 2830
2728#if ENABLE_FRILLS 2831#if !ENABLE_MINIMAL
2729 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 2832 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2730 // so recode it manually 2833 // so recode it manually
2731 if (ct.encoding == xa[XA_UTF8_STRING]) 2834 if (ct.encoding == xa[XA_UTF8_STRING])
2732 { 2835 {
2733 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); 2836 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2737 paste (s, strlen (s)); 2840 paste (s, strlen (s));
2738 free (s); 2841 free (s);
2739 } 2842 }
2740 else 2843 else
2741#endif 2844#endif
2742 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 2845 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2743 && cl) 2846 && cl)
2744 { 2847 {
2745 for (int i = 0; i < cr; i++) 2848 for (int i = 0; i < cr; i++)
2746 paste (cl[i], strlen (cl[i])); 2849 paste (cl[i], strlen (cl[i]));
2747 2850
2756 if (selection_wait == Sel_normal) 2859 if (selection_wait == Sel_normal)
2757 selection_wait = Sel_none; 2860 selection_wait = Sel_none;
2758} 2861}
2759 2862
2760void 2863void
2761rxvt_term::incr_cb (time_watcher &w) 2864rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2762{ 2865{
2763 selection_wait = Sel_none; 2866 selection_wait = Sel_none;
2764 2867
2765 incr_buf_size = 0; 2868 incr_buf_size = 0;
2766 free (incr_buf); 2869 free (incr_buf);
2767 2870
2768 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2871 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2769} 2872}
2770 2873
2771void 2874void
2772rxvt_term::selection_property (Window win, Atom prop) 2875rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2773{ 2876{
2774 if (prop == None || selection_wait != Sel_incr) 2877 if (prop == None || selection_wait != Sel_incr)
2775 return; 2878 return;
2776 2879
2777 selection_paste (win, prop, true); 2880 selection_paste (win, prop, true);
2778} 2881}
2779 2882
2780/* ------------------------------------------------------------------------- */ 2883/* ------------------------------------------------------------------------- */
2781/* 2884/*
2782 * Request the current selection: 2885 * Request the current selection:
2783 * Order: > internal selection if available 2886 * Order: > internal selection if available
2784 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2887 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2785 * > CUT_BUFFER0 2888 * > CUT_BUFFER0
2786 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2889 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2787 * will auto fallback to CUT_BUFFER0 2890 * will auto fallback to CUT_BUFFER0
2788 * EXT: button 2 release 2891 * EXT: button 2 release
2789 */ 2892 */
2790void 2893void
2791rxvt_term::selection_request (Time tm, int x, int y) 2894rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2792{ 2895{
2793 if (x < 0 || x >= width || y < 0 || y >= height) 2896 if (selection.text && selnum == Sel_Primary)
2794 return; /* outside window */ 2897 {
2795
2796 if (selection.text)
2797 { /* internal selection */ 2898 /* internal selection */
2798 char *str = rxvt_wcstombs (selection.text, selection.len); 2899 char *str = rxvt_wcstombs (selection.text, selection.len);
2799 paste (str, strlen (str)); 2900 paste (str, strlen (str));
2800 free (str); 2901 free (str);
2801 return; 2902 return;
2802 } 2903 }
2803 else 2904 else
2804 { 2905 {
2805 int i;
2806
2807 selection_request_time = tm; 2906 selection_request_time = tm;
2808 selection_wait = Sel_normal; 2907 selection_wait = Sel_normal;
2809 2908
2810 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2811 {
2812#if X_HAVE_UTF8_STRING 2909#if X_HAVE_UTF8_STRING
2813 selection_type = Sel_UTF8String; 2910 selection_type = Sel_UTF8String;
2814 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2911 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2815 return; 2912 return;
2816#else 2913#else
2817 selection_type = Sel_CompoundText; 2914 selection_type = Sel_CompoundText;
2818 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2915 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2819 return; 2916 return;
2820#endif 2917#endif
2821 }
2822 } 2918 }
2823 2919
2824 selection_wait = Sel_none; /* don't loop in selection_paste () */ 2920 selection_wait = Sel_none; /* don't loop in selection_paste () */
2825 selection_paste (display->root, XA_CUT_BUFFER0, false); 2921 selection_paste (display->root, XA_CUT_BUFFER0, false);
2826} 2922}
2827 2923
2828int 2924int
2829rxvt_term::selection_request_other (Atom target, int selnum) 2925rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2830{ 2926{
2831 Atom sel; 2927 Atom sel;
2832 2928
2833 selection_type |= selnum; 2929 selection_type |= selnum;
2834 2930
2837 else if (selnum == Sel_Secondary) 2933 else if (selnum == Sel_Secondary)
2838 sel = XA_SECONDARY; 2934 sel = XA_SECONDARY;
2839 else 2935 else
2840 sel = xa[XA_CLIPBOARD]; 2936 sel = xa[XA_CLIPBOARD];
2841 2937
2842 if (XGetSelectionOwner (display->display, sel) != None) 2938 if (XGetSelectionOwner (dpy, sel) != None)
2843 { 2939 {
2844 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2940 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2845 vt, selection_request_time); 2941 vt, selection_request_time);
2846 return 1; 2942 return 1;
2847 } 2943 }
2848 2944
2849 return 0; 2945 return 0;
2853/* 2949/*
2854 * Clear all selected text 2950 * Clear all selected text
2855 * EXT: SelectionClear 2951 * EXT: SelectionClear
2856 */ 2952 */
2857void 2953void
2858rxvt_term::selection_clear () 2954rxvt_term::selection_clear () NOTHROW
2859{ 2955{
2860 want_refresh = 1; 2956 want_refresh = 1;
2861 free (selection.text); 2957 free (selection.text);
2862 selection.text = NULL; 2958 selection.text = NULL;
2863 selection.len = 0; 2959 selection.len = 0;
2912 3008
2913 int end_col; 3009 int end_col;
2914 3010
2915 for (; row <= selection.end.row; row++, col = 0) 3011 for (; row <= selection.end.row; row++, col = 0)
2916 { 3012 {
2917#if ENABLE_FRILLS 3013#if !ENABLE_MINIMAL
2918 if (selection.rect) 3014 if (selection.rect)
2919 { 3015 {
2920 col = selection.beg.col; 3016 col = selection.beg.col;
2921 end_col = ncol + 1; 3017 end_col = ncol + 1;
2922 } 3018 }
2925 end_col = ROW(row).l; 3021 end_col = ROW(row).l;
2926 3022
2927 col = max (col, 0); 3023 col = max (col, 0);
2928 3024
2929 if (row == selection.end.row 3025 if (row == selection.end.row
2930#if ENABLE_FRILLS 3026#if !ENABLE_MINIMAL
2931 || selection.rect 3027 || selection.rect
2932#endif 3028#endif
2933 ) 3029 )
2934 min_it (end_col, selection.end.col); 3030 min_it (end_col, selection.end.col);
2935 3031
2958#endif 3054#endif
2959 else 3055 else
2960 new_selection_text[ofs++] = *t++; 3056 new_selection_text[ofs++] = *t++;
2961 } 3057 }
2962 3058
2963#if ENABLE_FRILLS 3059#if !ENABLE_MINIMAL
2964 if (selection.rect) 3060 if (selection.rect)
2965 { 3061 {
2966 while (ofs 3062 while (ofs
2967 && new_selection_text[ofs - 1] != C0_LF 3063 && new_selection_text[ofs - 1] != C0_LF
2968 && unicode::is_space (new_selection_text[ofs - 1])) 3064 && unicode::is_space (new_selection_text[ofs - 1]))
2998 3094
2999 selection_grab (tm); 3095 selection_grab (tm);
3000} 3096}
3001 3097
3002bool 3098bool
3003rxvt_term::selection_grab (Time tm) 3099rxvt_term::selection_grab (Time tm) NOTHROW
3004{ 3100{
3005 selection_time = tm; 3101 selection_time = tm;
3006 3102
3007 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 3103 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3008 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 3104 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3009 { 3105 {
3010 display->set_selection_owner (this); 3106 display->set_selection_owner (this);
3011 return true; 3107 return true;
3012 } 3108 }
3013 else 3109 else
3110 {
3111 selection_clear ();
3014 return false; 3112 return false;
3113 }
3015 3114
3016#if 0 3115#if 0
3017 XTextProperty ct; 3116 XTextProperty ct;
3018 3117
3019 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3118 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3020 { 3119 {
3021 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 3120 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3022 XFree (ct.value); 3121 XFree (ct.value);
3023 } 3122 }
3024#endif 3123#endif
3028/* 3127/*
3029 * Mark or select text based upon number of clicks: 1, 2, or 3 3128 * Mark or select text based upon number of clicks: 1, 2, or 3
3030 * EXT: button 1 press 3129 * EXT: button 1 press
3031 */ 3130 */
3032void 3131void
3033rxvt_term::selection_click (int clicks, int x, int y) 3132rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3034{ 3133{
3035 clicks = ((clicks - 1) % 3) + 1; 3134 clicks = ((clicks - 1) % 3) + 1;
3036 selection.clicks = clicks; /* save clicks so extend will work */ 3135 selection.clicks = clicks; /* save clicks so extend will work */
3037 3136
3137 if (clicks == 2 && !selection.rect
3138 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3139 {
3140 MEvent.clicks = 1; // what a mess
3141 selection.screen = current_screen;
3142 selection.op = SELECTION_CONT;
3143 return;
3144 }
3145
3038 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3146 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3039 3147
3040 if (clicks == 2 || clicks == 3) 3148 if (clicks == 2 || clicks == 3)
3041 selection_extend_colrow (selection.mark.col, 3149 selection_extend_colrow (selection.mark.col,
3042 selection.mark.row + view_start, 3150 selection.mark.row - view_start,
3043 0, /* button 3 */ 3151 0, /* button 3 */
3044 1, /* button press */ 3152 1, /* button press */
3045 0); /* click change */ 3153 0); /* click change */
3046} 3154}
3047 3155
3048/* ------------------------------------------------------------------------- */ 3156/* ------------------------------------------------------------------------- */
3049/* 3157/*
3050 * Mark a selection at the specified col/row 3158 * Mark a selection at the specified col/row
3051 */ 3159 */
3052void 3160void
3053rxvt_term::selection_start_colrow (int col, int row) 3161rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3054{ 3162{
3055 want_refresh = 1; 3163 want_refresh = 1;
3056 3164
3057 selection.mark.row = row - view_start; 3165 selection.mark.row = row + view_start;
3058 selection.mark.col = col; 3166 selection.mark.col = col;
3059 3167
3060 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 3168 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3061 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 3169 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3062 3170
3063 while (selection.mark.col > 0 3171 while (selection.mark.col > 0
3064 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 3172 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3065 --selection.mark.col; 3173 --selection.mark.col;
3066 3174
3067 if (selection.op) 3175 if (selection.op)
3176 {
3068 { /* clear the old selection */ 3177 /* clear the old selection */
3069 selection.beg.row = selection.end.row = selection.mark.row; 3178 selection.beg.row = selection.end.row = selection.mark.row;
3070 selection.beg.col = selection.end.col = selection.mark.col; 3179 selection.beg.col = selection.end.col = selection.mark.col;
3071 } 3180 }
3072 3181
3073 selection.op = SELECTION_INIT; 3182 selection.op = SELECTION_INIT;
3084#define DELIMIT_TEXT(x) \ 3193#define DELIMIT_TEXT(x) \
3085 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3194 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3086#define DELIMIT_REND(x) 1 3195#define DELIMIT_REND(x) 1
3087 3196
3088void 3197void
3089rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3198rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3090{ 3199{
3091 int col, row, dirnadd, tcol, trow, w1, w2; 3200 int col, row, dirnadd, tcol, trow, w1, w2;
3092 row_col_t bound; 3201 row_col_t bound;
3093 text_t *stp; 3202 text_t *stp;
3094 rend_t *srp; 3203 rend_t *srp;
3095 3204
3096 if (dirn == UP) 3205 if (dirn == UP)
3097 { 3206 {
3098 bound.row = - nsaved - 1; 3207 bound.row = top_row - 1;
3099 bound.col = 0; 3208 bound.col = 0;
3100 dirnadd = -1; 3209 dirnadd = -1;
3101 } 3210 }
3102 else 3211 else
3103 { 3212 {
3168 * flag == 0 ==> button 1 3277 * flag == 0 ==> button 1
3169 * flag == 1 ==> button 3 press 3278 * flag == 1 ==> button 3 press
3170 * flag == 2 ==> button 3 motion 3279 * flag == 2 ==> button 3 motion
3171 */ 3280 */
3172void 3281void
3173rxvt_term::selection_extend (int x, int y, int flag) 3282rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3174{ 3283{
3175 int col = clamp (Pixel2Col (x), 0, ncol); 3284 int col = clamp (Pixel2Col (x), 0, ncol);
3176 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3285 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3177 3286
3178 /* 3287 /*
3181 * select nothing. Otherwise, if we're to the right of the mark, you have to 3290 * select nothing. Otherwise, if we're to the right of the mark, you have to
3182 * be _past_ a character for it to be selected. 3291 * be _past_ a character for it to be selected.
3183 */ 3292 */
3184 if (((selection.clicks % 3) == 1) && !flag 3293 if (((selection.clicks % 3) == 1) && !flag
3185 && (col == selection.mark.col 3294 && (col == selection.mark.col
3186 && (row == selection.mark.row + view_start))) 3295 && (row == selection.mark.row - view_start)))
3187 { 3296 {
3188 /* select nothing */ 3297 /* select nothing */
3189 selection.beg.row = selection.end.row = 0; 3298 selection.beg.row = selection.end.row = 0;
3190 selection.beg.col = selection.end.col = 0; 3299 selection.beg.col = selection.end.col = 0;
3191 selection.clicks = 4; 3300 selection.clicks = 4;
3204/* ------------------------------------------------------------------------- */ 3313/* ------------------------------------------------------------------------- */
3205/* 3314/*
3206 * Extend the selection to the specified col/row 3315 * Extend the selection to the specified col/row
3207 */ 3316 */
3208void 3317void
3209rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3318rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3210{ 3319{
3211 row_col_t pos; 3320 row_col_t pos;
3212 enum { 3321 enum {
3213 LEFT, RIGHT 3322 LEFT, RIGHT
3214 } closeto = RIGHT; 3323 } closeto = RIGHT;
3246 selection.beg.col = selection.end.col = selection.mark.col; 3355 selection.beg.col = selection.end.col = selection.mark.col;
3247 selection.beg.row = selection.end.row = selection.mark.row; 3356 selection.beg.row = selection.end.row = selection.mark.row;
3248 } 3357 }
3249 3358
3250 pos.col = col; 3359 pos.col = col;
3251 pos.row = row - view_start; 3360 pos.row = view_start + row;
3252 3361
3253 /* 3362 /*
3254 * This is mainly xterm style selection with a couple of differences, mainly 3363 * This is mainly xterm style selection with a couple of differences, mainly
3255 * in the way button3 drag extension works. 3364 * in the way button3 drag extension works.
3256 * We're either doing: button1 drag; button3 press; or button3 drag 3365 * We're either doing: button1 drag; button3 press; or button3 drag
3262 * a point/word/line which is either the start or end of the selection 3371 * a point/word/line which is either the start or end of the selection
3263 * and it was decided by whichever point/word/line was `fixed' at the 3372 * and it was decided by whichever point/word/line was `fixed' at the
3264 * time of the most recent button3 press 3373 * time of the most recent button3 press
3265 */ 3374 */
3266 if (button3 && buttonpress) 3375 if (button3 && buttonpress)
3376 {
3267 { /* button3 press */ 3377 /* button3 press */
3268 /* 3378 /*
3269 * first determine which edge of the selection we are closest to 3379 * first determine which edge of the selection we are closest to
3270 */ 3380 */
3271 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3381 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3272 || (!ROWCOL_IS_AFTER (pos, selection.end) 3382 || (!ROWCOL_IS_AFTER (pos, selection.end)
3290 selection.mark.row = selection.beg.row; 3400 selection.mark.row = selection.beg.row;
3291 selection.mark.col = selection.beg.col; 3401 selection.mark.col = selection.beg.col;
3292 } 3402 }
3293 } 3403 }
3294 else 3404 else
3405 {
3295 { /* button1 drag or button3 drag */ 3406 /* button1 drag or button3 drag */
3296 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3407 if (ROWCOL_IS_AFTER (selection.mark, pos))
3297 { 3408 {
3298 if (selection.mark.row == selection.end.row 3409 if (selection.mark.row == selection.end.row
3299 && selection.mark.col == selection.end.col 3410 && selection.mark.col == selection.end.col
3300 && clickchange 3411 && clickchange
3317 3428
3318 if (selection.clicks == 1) 3429 if (selection.clicks == 1)
3319 { 3430 {
3320 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3431 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3321 && !ROW(selection.beg.row).is_longer () 3432 && !ROW(selection.beg.row).is_longer ()
3322#if ENABLE_FRILLS 3433#if !ENABLE_MINIMAL
3323 && !selection.rect 3434 && !selection.rect
3324#endif 3435#endif
3325 ) 3436 )
3326 selection.beg.col = ncol; 3437 selection.beg.col = ncol;
3327 3438
3328 if ( 3439 if (
3329 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3440 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3330 && !ROW(selection.end.row).is_longer () 3441 && !ROW(selection.end.row).is_longer ()
3331#if ENABLE_FRILLS 3442#if !ENABLE_MINIMAL
3332 && !selection.rect 3443 && !selection.rect
3333#endif 3444#endif
3334 ) 3445 )
3335 selection.end.col = ncol; 3446 selection.end.col = ncol;
3336 } 3447 }
3337 else if (selection.clicks == 2) 3448 else if (selection.clicks == 2)
3338 { 3449 {
3339 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3450 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3340 selection.end.col--; 3451 selection.end.col--;
3341 3452
3342 if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3343 {
3344 selection_delimit_word (UP, &selection.beg, &selection.beg); 3453 selection_delimit_word (UP, &selection.beg, &selection.beg);
3345 selection_delimit_word (DN, &selection.end, &selection.end); 3454 selection_delimit_word (DN, &selection.end, &selection.end);
3346 }
3347 } 3455 }
3348 else if (selection.clicks == 3) 3456 else if (selection.clicks == 3)
3349 { 3457 {
3350#if ENABLE_FRILLS 3458#if ENABLE_FRILLS
3351 if (OPTION (Opt_tripleclickwords)) 3459 if (option (Opt_tripleclickwords))
3352 { 3460 {
3353 selection_delimit_word (UP, &selection.beg, &selection.beg); 3461 selection_delimit_word (UP, &selection.beg, &selection.beg);
3354 3462
3355 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3463 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3356 { 3464 {
3357 if (!ROW(end_row).is_longer ()) 3465 if (!ROW(end_row).is_longer ())
3358 { 3466 {
3359 selection.end.row = end_row; 3467 selection.end.row = end_row;
3360 selection.end.col = ROW(end_row).l; 3468 selection.end.col = ROW(end_row).l;
3469# if !ENABLE_MINIMAL
3361 selection_remove_trailing_spaces (); 3470 selection_remove_trailing_spaces ();
3471# endif
3362 break; 3472 break;
3363 } 3473 }
3364 } 3474 }
3365 } 3475 }
3366 else 3476 else
3382 selection.end.row++; 3492 selection.end.row++;
3383 } 3493 }
3384 } 3494 }
3385 3495
3386 if (button3 && buttonpress) 3496 if (button3 && buttonpress)
3497 {
3387 { /* mark may need to be changed */ 3498 /* mark may need to be changed */
3388 if (closeto == LEFT) 3499 if (closeto == LEFT)
3389 { 3500 {
3390 selection.mark.row = selection.end.row; 3501 selection.mark.row = selection.end.row;
3391 selection.mark.col = selection.end.col - (selection.clicks == 2); 3502 selection.mark.col = selection.end.col - (selection.clicks == 2);
3392 } 3503 }
3395 selection.mark.row = selection.beg.row; 3506 selection.mark.row = selection.beg.row;
3396 selection.mark.col = selection.beg.col; 3507 selection.mark.col = selection.beg.col;
3397 } 3508 }
3398 } 3509 }
3399 3510
3400#if ENABLE_FRILLS 3511#if !ENABLE_MINIMAL
3401 if (selection.rect && selection.beg.col > selection.end.col) 3512 if (selection.rect && selection.beg.col > selection.end.col)
3402 ::swap (selection.beg.col, selection.end.col); 3513 ::swap (selection.beg.col, selection.end.col);
3403#endif 3514#endif
3404} 3515}
3405 3516
3406#if ENABLE_FRILLS 3517#if !ENABLE_MINIMAL
3407void 3518void
3408rxvt_term::selection_remove_trailing_spaces () 3519rxvt_term::selection_remove_trailing_spaces () NOTHROW
3409{ 3520{
3410 int32_t end_col, end_row; 3521 int32_t end_col, end_row;
3411 text_t *stp; 3522 text_t *stp;
3412 3523
3413 end_col = selection.end.col; 3524 end_col = selection.end.col;
3451/* 3562/*
3452 * Double click on button 3 when already selected 3563 * Double click on button 3 when already selected
3453 * EXT: button 3 double click 3564 * EXT: button 3 double click
3454 */ 3565 */
3455void 3566void
3456rxvt_term::selection_rotate (int x, int y) 3567rxvt_term::selection_rotate (int x, int y) NOTHROW
3457{ 3568{
3458 selection.clicks = selection.clicks % 3 + 1; 3569 selection.clicks = selection.clicks % 3 + 1;
3459 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3570 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3460} 3571}
3461 3572
3463/* 3574/*
3464 * Respond to a request for our current selection 3575 * Respond to a request for our current selection
3465 * EXT: SelectionRequest 3576 * EXT: SelectionRequest
3466 */ 3577 */
3467void 3578void
3468rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3579rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3469{ 3580{
3470 XSelectionEvent ev; 3581 XSelectionEvent ev;
3471 dDisp;
3472 3582
3473 ev.type = SelectionNotify; 3583 ev.type = SelectionNotify;
3474 ev.property = None; 3584 ev.property = None;
3475 ev.display = rq.display; 3585 ev.display = rq.display;
3476 ev.requestor = rq.requestor; 3586 ev.requestor = rq.requestor;
3490 *target++ = xa[XA_COMPOUND_TEXT]; 3600 *target++ = xa[XA_COMPOUND_TEXT];
3491#if X_HAVE_UTF8_STRING 3601#if X_HAVE_UTF8_STRING
3492 *target++ = xa[XA_UTF8_STRING]; 3602 *target++ = xa[XA_UTF8_STRING];
3493#endif 3603#endif
3494 3604
3495 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3605 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3496 32, PropModeReplace, 3606 32, PropModeReplace,
3497 (unsigned char *)target_list, target - target_list); 3607 (unsigned char *)target_list, target - target_list);
3498 ev.property = rq.property; 3608 ev.property = rq.property;
3499 } 3609 }
3500#if TODO // TODO 3610#if TODO // TODO
3503 /* TODO: Handle MULTIPLE */ 3613 /* TODO: Handle MULTIPLE */
3504 } 3614 }
3505#endif 3615#endif
3506 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3616 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3507 { 3617 {
3508 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3618 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3509 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3619 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3510 ev.property = rq.property; 3620 ev.property = rq.property;
3511 } 3621 }
3512 else if (rq.target == XA_STRING 3622 else if (rq.target == XA_STRING
3513 || rq.target == xa[XA_TEXT] 3623 || rq.target == xa[XA_TEXT]
3537 style = enc_string; 3647 style = enc_string;
3538 else if (target == xa[XA_TEXT]) 3648 else if (target == xa[XA_TEXT])
3539 style = enc_text; 3649 style = enc_text;
3540 else if (target == xa[XA_COMPOUND_TEXT]) 3650 else if (target == xa[XA_COMPOUND_TEXT])
3541 style = enc_compound_text; 3651 style = enc_compound_text;
3542#if ENABLE_FRILLS 3652#if !ENABLE_MINIMAL
3543 else if (target == xa[XA_UTF8_STRING]) 3653 else if (target == xa[XA_UTF8_STRING])
3544 style = enc_utf8; 3654 style = enc_utf8;
3545#endif 3655#endif
3546 else 3656 else
3547 { 3657 {
3558 { 3668 {
3559 cl = L""; 3669 cl = L"";
3560 selectlen = 0; 3670 selectlen = 0;
3561 } 3671 }
3562 3672
3563#if ENABLE_FRILLS 3673#if !ENABLE_MINIMAL
3564 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3674 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3565 // so recode it manually 3675 // so recode it manually
3566 if (style == enc_utf8) 3676 if (style == enc_utf8)
3567 { 3677 {
3568 freect = 1; 3678 freect = 1;
3571 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3681 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3572 ct.nitems = strlen ((char *)ct.value); 3682 ct.nitems = strlen ((char *)ct.value);
3573 } 3683 }
3574 else 3684 else
3575#endif 3685#endif
3576 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3686 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3577 freect = 1; 3687 freect = 1;
3578 else 3688 else
3579 { 3689 {
3580 /* if we failed to convert then send it raw */ 3690 /* if we failed to convert then send it raw */
3581 ct.value = (unsigned char *)cl; 3691 ct.value = (unsigned char *)cl;
3582 ct.nitems = selectlen; 3692 ct.nitems = selectlen;
3583 ct.encoding = target; 3693 ct.encoding = target;
3584 } 3694 }
3585 3695
3586 XChangeProperty (disp, rq.requestor, rq.property, 3696 XChangeProperty (dpy, rq.requestor, rq.property,
3587 ct.encoding, 8, PropModeReplace, 3697 ct.encoding, 8, PropModeReplace,
3588 ct.value, (int)ct.nitems); 3698 ct.value, (int)ct.nitems);
3589 ev.property = rq.property; 3699 ev.property = rq.property;
3590 3700
3591 if (freect) 3701 if (freect)
3592 XFree (ct.value); 3702 XFree (ct.value);
3593 } 3703 }
3594 3704
3595 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3705 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3596}
3597
3598/* ------------------------------------------------------------------------- *
3599 * MOUSE ROUTINES *
3600 * ------------------------------------------------------------------------- */
3601
3602/*
3603 * return col/row values corresponding to x/y pixel values
3604 */
3605void
3606rxvt_term::pixel_position (int *x, int *y)
3607{
3608 *x = Pixel2Col (*x);
3609 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3610 *y = Pixel2Row (*y);
3611 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3612} 3706}
3613 3707
3614/* ------------------------------------------------------------------------- */ 3708/* ------------------------------------------------------------------------- */
3615#ifdef USE_XIM 3709#ifdef USE_XIM
3616void 3710void
3617rxvt_term::im_set_position (XPoint &pos) 3711rxvt_term::im_set_position (XPoint &pos) NOTHROW
3618{ 3712{
3619 XWindowAttributes xwa; 3713 XWindowAttributes xwa;
3620 3714
3621 XGetWindowAttributes (display->display, vt, &xwa); 3715 XGetWindowAttributes (dpy, vt, &xwa);
3622 3716
3623 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3717 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3624 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3718 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3625} 3719}
3626#endif 3720#endif
3627 3721
3628#if ENABLE_OVERLAY 3722#if ENABLE_OVERLAY
3629void 3723void
3630rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3724rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3631{ 3725{
3632 if (nrow < 1 || ncol < 1) 3726 if (nrow < 1 || ncol < 1)
3633 return; 3727 return;
3634 3728
3635 want_refresh = 1; 3729 want_refresh = 1;
3680 *rp = r; 3774 *rp = r;
3681 } 3775 }
3682} 3776}
3683 3777
3684void 3778void
3685rxvt_term::scr_overlay_off () 3779rxvt_term::scr_overlay_off () NOTHROW
3686{ 3780{
3687 if (!ov_text) 3781 if (!ov_text)
3688 return; 3782 return;
3689 3783
3690 want_refresh = 1; 3784 want_refresh = 1;
3698 delete [] ov_text; ov_text = 0; 3792 delete [] ov_text; ov_text = 0;
3699 delete [] ov_rend; ov_rend = 0; 3793 delete [] ov_rend; ov_rend = 0;
3700} 3794}
3701 3795
3702void 3796void
3703rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3797rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3704{ 3798{
3705 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3799 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3706 return; 3800 return;
3707 3801
3708 x++, y++; 3802 x++, y++;
3710 ov_text[y][x] = text; 3804 ov_text[y][x] = text;
3711 ov_rend[y][x] = rend; 3805 ov_rend[y][x] = rend;
3712} 3806}
3713 3807
3714void 3808void
3715rxvt_term::scr_overlay_set (int x, int y, const char *s) 3809rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3716{ 3810{
3717 while (*s) 3811 while (*s)
3718 scr_overlay_set (x++, y, *s++); 3812 scr_overlay_set (x++, y, *s++);
3719} 3813}
3720 3814
3721void 3815void
3722rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3816rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3723{ 3817{
3724 while (*s) 3818 while (*s)
3725 { 3819 {
3726 text_t t = *s++; 3820 text_t t = *s++;
3727 int width = wcwidth (t); 3821 int width = WCWIDTH (t);
3728 3822
3729 while (width--) 3823 while (width--)
3730 { 3824 {
3731 scr_overlay_set (x++, y, t); 3825 scr_overlay_set (x++, y, t);
3732 t = NOCHAR; 3826 t = NOCHAR;
3733 } 3827 }
3734 } 3828 }
3735} 3829}
3736 3830
3737void 3831void
3738rxvt_term::scr_swap_overlay () 3832rxvt_term::scr_swap_overlay () NOTHROW
3739{ 3833{
3740 if (!ov_text) 3834 if (!ov_text)
3741 return; 3835 return;
3742 3836
3743 // swap screen mem with overlay 3837 // swap screen mem with overlay
3744 for (int y = ov_h; y--; ) 3838 for (int y = ov_h; y--; )
3745 { 3839 {
3746 text_t *t1 = ov_text[y]; 3840 text_t *t1 = ov_text[y];
3747 rend_t *r1 = ov_rend[y]; 3841 rend_t *r1 = ov_rend[y];
3748 3842
3749 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x; 3843 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3750 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x; 3844 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3751 3845
3752 for (int x = ov_w; x--; ) 3846 for (int x = ov_w; x--; )
3753 { 3847 {
3754 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3848 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3755 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3849 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));

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