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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.305 by ayin, Thu Feb 21 10:30:24 2008 UTC vs.
Revision 1.435 by sf-exg, Sun Mar 24 10:12:04 2013 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
36{ 35{
37 while (len--) 36 while (len--)
38 *start++ = value; 37 *start++ = value;
39} 38}
40 39
41/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86 83
87/* 84/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91 */ 86 */
92#define CLEAR_ROWS(row, num) \
93 if (mapped) \
94 XClearArea (dpy, vt, 0, \
95 Row2Pixel (row), (unsigned int)width, \
96 (unsigned int)Height2Pixel (num), False)
97
98#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
99 if (mapped) \ 88 if (mapped) \
100 XClearArea (dpy, vt, x, y, \ 89 XClearArea (dpy, vt, x, y, \
101 (unsigned int)Width2Pixel (num), \ 90 (unsigned int)Width2Pixel (num), \
102 (unsigned int)Height2Pixel (1), False) 91 (unsigned int)Height2Pixel (1), False)
103 92
104#define ERASE_ROWS(row, num) \
105 XFillRectangle (dpy, vt, gc, \
106 0, Row2Pixel (row), \
107 (unsigned int)width, \
108 (unsigned int)Height2Pixel (num))
109
110/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
111 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
112 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
113 96
114/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
115void 98void
116rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
117{ 100{
118 if (!l.t) 101 if (!l.valid ())
119 { 102 {
120 lalloc (l); 103 l.alloc ();
121 col = 0; 104 col = 0;
122 width = ncol; 105 width = ncol;
123 } 106 }
124 107
125 l.touch (); 108 l.touch ();
144{ 127{
145 scr_blank_line (l, 0, ncol, efs); 128 scr_blank_line (l, 0, ncol, efs);
146 129
147 l.l = 0; 130 l.l = 0;
148 l.f = 0; 131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
153}
154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
149} 163}
150 164
151/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
152 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
153 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
154 168
155void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
156rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
157{ 215{
158#if ENABLE_OVERLAY 216#if ENABLE_OVERLAY
159 scr_overlay_off (); 217 scr_overlay_off ();
160#endif 218#endif
161 219
162 rvideo_mode = false;
163 view_start = 0; 220 view_start = 0;
164 num_scr = 0; 221 num_scr = 0;
165 222
166 if (ncol == 0) 223 if (ncol == 0)
167 ncol = 80; 224 ncol = 80;
169 if (nrow == 0) 226 if (nrow == 0)
170 nrow = 24; 227 nrow = 24;
171 228
172 if (ncol == prev_ncol && nrow == prev_nrow) 229 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 230 return;
174
175 if (current_screen != PRIMARY)
176 scr_swap_screen ();
177 231
178 // we need at least two lines for wrapping to work correctly 232 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2) 233 while (nrow + saveLines < 2)
180 { 234 {
181 //TODO//FIXME 235 //TODO//FIXME
190 total_rows = nrow + saveLines; 244 total_rows = nrow + saveLines;
191 245
192 screen.tscroll = 0; 246 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
194 248
249 void *prev_chunk = chunk;
250 size_t prev_chunk_size = chunk_size;
251 line_t *prev_drawn_buf = drawn_buf;
252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
195 if (!row_buf) 257 if (!prev_row_buf)
196 { 258 {
197 /* 259 /*
198 * first time called so just malloc everything: don't rely on realloc 260 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
199 */ 261 */
200 top_row = 0; 262 top_row = 0;
201 term_start = 0; 263 term_start = 0;
202
203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
205
206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
209
210 for (int row = nrow; row--; )
211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
216 264
217 memset (charsets, 'B', sizeof (charsets)); 265 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 266 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 267 screen.flags = Screen_DefaultFlags;
220 screen.cur.row = screen.cur.col = 0; 268 screen.cur.row = screen.cur.col = 0;
234 selection.text = NULL; 282 selection.text = NULL;
235 selection.len = 0; 283 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 284 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 285 selection.screen = PRIMARY;
238 selection.clicks = 0; 286 selection.clicks = 0;
287 selection.clip_text = NULL;
288 selection.clip_len = 0;
239 } 289 }
240 else 290 else
241 { 291 {
242 /* 292 /*
243 * add or delete rows as appropriate 293 * add or delete rows as appropriate
244 */ 294 */
245 295
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 296 int common_col = min (prev_ncol, ncol);
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
250 if (nrow < prev_nrow)
251 {
252 for (int row = nrow; row < prev_nrow; row++)
253 {
254 lfree (swap_buf [row]);
255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
259
260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262 297
263 for (int row = min (nrow, prev_nrow); row--; ) 298 for (int row = min (nrow, prev_nrow); row--; )
264 { 299 {
265 lresize (drawn_buf[row]); 300 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
266 lresize (swap_buf [row]); 301 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
267 } 302 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
268 303
269 for (int row = prev_nrow; row < nrow; row++) 304 copy_line (swap_buf [row], prev_swap_buf [row]);
270 { 305 }
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277 306
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 307 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows); 308 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row 309 int q = total_rows; // rewrapped row
281 310
282 if (top_row) 311 if (top_row)
283 { 312 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 313 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm. 314 // to come up with a lean and mean algorithm.
315 // TODO: maybe optimise when width didn't change
286 316
287 row_col_t ocur = screen.cur; 317 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 318 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289 319
290 do 320 do
291 { 321 {
292 p = MOD (p - 1, prev_total_rows); 322 p = MOD (p - 1, prev_total_rows);
293#ifdef DEBUG_STRICT
294 assert (old_buf [MOD (p, prev_total_rows)].t); 323 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
295#endif
296 int plines = 1; 324 int plines = 1;
297 int llen = old_buf [MOD (p, prev_total_rows)].l; 325 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
298 326
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 327 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
300 { 328 {
301 p = MOD (p - 1, prev_total_rows); 329 p = MOD (p - 1, prev_total_rows);
302 330
303 plines++; 331 plines++;
304 llen += prev_ncol; 332 llen += prev_ncol;
317 345
318 // re-assemble the full line by destination lines 346 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++) 347 for (int qrow = q; qlines--; qrow++)
320 { 348 {
321 qline = row_buf + qrow; 349 qline = row_buf + qrow;
322 lalloc (*qline); 350 qline->alloc (); // redundant with next line
323 qline->l = ncol; 351 qline->l = ncol;
324 qline->is_longer (1); 352 qline->is_longer (1);
325 353
326 int qcol = 0; 354 int qcol = 0;
327 355
342 // this seems to upset applications/shells/readline 370 // this seems to upset applications/shells/readline
343 // least. 371 // least.
344 if (prow == ocur.row) 372 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow); 373 screen.cur.row = q - (total_rows - nrow);
346 374
347 line_t &pline = old_buf [prow]; 375 line_t &pline = prev_row_buf [prow];
348 376
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 377 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350 378
351 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 379 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 380 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
373 { 401 {
374 // if no scrollback exists (yet), wing, instead of wrap 402 // if no scrollback exists (yet), wing, instead of wrap
375 403
376 for (int row = min (nrow, prev_nrow); row--; ) 404 for (int row = min (nrow, prev_nrow); row--; )
377 { 405 {
378 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 406 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
379 line_t &qline = row_buf [row]; 407 line_t &dst = row_buf [row];
380 408
381 qline = pline; 409 copy_line (dst, src);
382 lresize (qline);
383 } 410 }
384 411
385 for (int row = prev_nrow; row < nrow; row++) 412 for (int row = prev_nrow; row < nrow; row++)
386 {
387 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 413 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
388 }
389 414
390 term_start = 0; 415 term_start = 0;
391 } 416 }
392
393 free (old_buf);
394 delete old_ta;
395 delete old_ra;
396 417
397 clamp_it (screen.cur.row, 0, nrow - 1); 418 clamp_it (screen.cur.row, 0, nrow - 1);
398 clamp_it (screen.cur.col, 0, ncol - 1); 419 clamp_it (screen.cur.col, 0, ncol - 1);
420 }
399 421
422 for (int row = nrow; row--; )
423 {
424 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
425 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
426 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
427 }
428
429 chunk_free (prev_chunk, prev_chunk_size);
430
400 free (tabs); 431 free (tabs);
401 } 432 tabs = (char *)rxvt_malloc (ncol);
433
434 for (int col = ncol; col--; )
435 tabs [col] = col % TABSIZE == 0;
402 436
403 CLEAR_ALL_SELECTION (); 437 CLEAR_ALL_SELECTION ();
404 438
405 prev_nrow = nrow; 439 prev_nrow = nrow;
406 prev_ncol = ncol; 440 prev_ncol = ncol;
407 441
408 tabs = (char *)rxvt_malloc (ncol); 442 tt_winch ();
409 443
410 for (int col = ncol; --col; ) 444 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411 tabs [col] = col % TABSIZE == 0; 445}
446
447void ecb_cold
448rxvt_term::scr_release () NOTHROW
449{
450 chunk_free (chunk, chunk_size);
451 chunk = 0;
452 row_buf = 0;
453
454 free (tabs);
455 tabs = 0;
456}
457
458/* ------------------------------------------------------------------------- */
459/*
460 * Hard/Soft reset
461 */
462void ecb_cold
463rxvt_term::scr_poweron ()
464{
465 scr_release ();
466
467 prev_nrow = prev_ncol = 0;
468 rvideo_mode = false;
469 scr_soft_reset ();
470 scr_reset ();
471
472 scr_clear (true);
473 scr_refresh ();
474}
475
476void ecb_cold
477rxvt_term::scr_soft_reset () NOTHROW
478{
479 /* only affects modes, nothing drastic such as clearing the screen */
480#if ENABLE_OVERLAY
481 scr_overlay_off ();
482#endif
412 483
413 if (current_screen != PRIMARY) 484 if (current_screen != PRIMARY)
414 scr_swap_screen (); 485 scr_swap_screen ();
415 486
416 tt_winch (); 487 scr_scroll_region (0, MAX_ROWS - 1);
417 488 scr_rendition (0, ~RS_None);
418 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 489 scr_insert_mode (0);
419}
420
421/* ------------------------------------------------------------------------- */
422/*
423 * Free everything. That way malloc debugging can find leakage.
424 */
425void
426rxvt_term::scr_release () NOTHROW
427{
428 if (row_buf)
429 {
430 delete talloc; talloc = 0;
431 delete ralloc; ralloc = 0;
432
433 free (row_buf);
434 free (swap_buf);
435 free (drawn_buf);
436 free (tabs);
437
438 row_buf = 0; // signal that we freed all the arrays
439 }
440}
441
442/* ------------------------------------------------------------------------- */
443/*
444 * Hard reset
445 */
446void
447rxvt_term::scr_poweron ()
448{
449 scr_release ();
450 prev_nrow = prev_ncol = 0;
451 scr_reset ();
452
453 scr_clear (true);
454 scr_refresh ();
455} 490}
456 491
457/* ------------------------------------------------------------------------- * 492/* ------------------------------------------------------------------------- *
458 * PROCESS SCREEN COMMANDS * 493 * PROCESS SCREEN COMMANDS *
459 * ------------------------------------------------------------------------- */ 494 * ------------------------------------------------------------------------- */
497 } 532 }
498 533
499 /* boundary check in case screen size changed between SAVE and RESTORE */ 534 /* boundary check in case screen size changed between SAVE and RESTORE */
500 min_it (s->cur.row, nrow - 1); 535 min_it (s->cur.row, nrow - 1);
501 min_it (s->cur.col, ncol - 1); 536 min_it (s->cur.col, ncol - 1);
502#ifdef DEBUG_STRICT
503 assert (s->cur.row >= 0); 537 assert (s->cur.row >= 0);
504 assert (s->cur.col >= 0); 538 assert (s->cur.col >= 0);
505#endif
506} 539}
507 540
508void 541void
509rxvt_term::scr_swap_screen () 542rxvt_term::scr_swap_screen () NOTHROW
510{ 543{
511 if (!option (Opt_secondaryScreen)) 544 if (!option (Opt_secondaryScreen))
512 return; 545 return;
513 546
514 for (int i = prev_nrow; i--; ) 547 for (int i = prev_nrow; i--; )
533 return; 566 return;
534 567
535 want_refresh = 1; 568 want_refresh = 1;
536 view_start = 0; 569 view_start = 0;
537 570
538 selection_check (2); /* check for boundary cross */ 571 /* check for boundary cross */
572 row_col_t pos;
573 pos.row = pos.col = 0;
574 if (ROWCOL_IS_BEFORE (selection.beg, pos)
575 && ROWCOL_IS_AFTER (selection.end, pos))
576 CLEAR_SELECTION ();
539 577
540 int i = current_screen; current_screen = scrn; scrn = i; 578 current_screen = scrn;
541 579
542#if NSCREENS 580#if NSCREENS
543 if (option (Opt_secondaryScreen)) 581 if (option (Opt_secondaryScreen))
544 { 582 {
545 num_scr = 0; 583 num_scr = 0;
609/* 647/*
610 * Scroll text between <row1> and <row2> inclusive, by <count> lines 648 * Scroll text between <row1> and <row2> inclusive, by <count> lines
611 * count positive ==> scroll up 649 * count positive ==> scroll up
612 * count negative ==> scroll down 650 * count negative ==> scroll down
613 */ 651 */
614int 652int ecb_hot
615rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 653rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
616{ 654{
617 if (count == 0 || (row1 > row2)) 655 if (count == 0 || (row1 > row2))
618 return 0; 656 return 0;
619 657
622 660
623 if (count > 0 661 if (count > 0
624 && row1 == 0 662 && row1 == 0
625 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 663 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
626 { 664 {
665 min_it (count, total_rows - (nrow - (row2 + 1)));
666
627 top_row = max (top_row - count, -saveLines); 667 top_row = max (top_row - count, -saveLines);
628
629 // scroll everything up 'count' lines
630 term_start = (term_start + count) % total_rows;
631 668
632 // sever bottommost line 669 // sever bottommost line
633 { 670 {
634 line_t &l = ROW(row2 - count); 671 line_t &l = ROW(row2);
635 l.is_longer (0); 672 l.is_longer (0);
636 l.touch (); 673 l.touch ();
637 } 674 }
638 675
676 // scroll everything up 'count' lines
677 term_start = (term_start + count) % total_rows;
678
679 // now copy lines below the scroll region bottom to the
680 // bottom of the screen again, so they look as if they
681 // hadn't moved.
682 for (int i = nrow; --i > row2; )
683 {
684 line_t &l1 = ROW(i - count);
685 line_t &l2 = ROW(i);
686
687 ::swap (l1, l2);
688 l2.touch ();
689 }
690
639 // erase newly scrolled-in lines 691 // erase newly scrolled-in lines
640 for (int i = count; i--; ) 692 for (int i = count; i--; )
641 { 693 {
642 line_t &l = ROW(nrow - 1 - i); 694 line_t &l = ROW(row2 - i);
643 695
644 // optimize if already cleared, can be significant on slow machines 696 // optimise if already cleared, can be significant on slow machines
645 // could be rolled into scr_blank_screen_mem 697 // could be rolled into scr_blank_screen_mem
646 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 698 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
647 { 699 {
648 scr_blank_line (l, 0, l.l, rstyle); 700 scr_blank_line (l, 0, l.l, rstyle);
649 l.l = 0; 701 l.l = 0;
651 } 703 }
652 else 704 else
653 scr_blank_screen_mem (l, rstyle); 705 scr_blank_screen_mem (l, rstyle);
654 } 706 }
655 707
656 // now copy lines below the scroll region bottom to the
657 // bottom of the screen again, so they look as if they
658 // hadn't moved.
659 for (int i = nrow; --i > row2; )
660 {
661 line_t &l1 = ROW(i - count);
662 line_t &l2 = ROW(i);
663
664 ::swap (l1, l2);
665 l2.touch ();
666 }
667
668 // move and/or clear selection, if any 708 // move and/or clear selection, if any
669 if (selection.op && current_screen == selection.screen) 709 if (selection.op && current_screen == selection.screen
710 && selection.beg.row <= row2)
670 { 711 {
671 selection.beg.row -= count; 712 selection.beg.row -= count;
672 selection.end.row -= count; 713 selection.end.row -= count;
673 selection.mark.row -= count; 714 selection.mark.row -= count;
674 715
675 if (selection.beg.row < top_row 716 selection_check (0);
676 || selection.end.row < top_row
677 || selection.mark.row < top_row)
678 {
679 CLEAR_ALL_SELECTION ();
680 selection.op = SELECTION_CLEAR;
681 }
682 } 717 }
683 718
684 // finally move the view window, if desired 719 // finally move the view window, if desired
685 if (option (Opt_scrollWithBuffer) 720 if (option (Opt_scrollWithBuffer)
686 && view_start != 0 721 && view_start != 0
716 } 751 }
717 752
718 // use a simple and robust scrolling algorithm, this 753 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical. 754 // part of scr_scroll_text is not time-critical.
720 755
756 // sever line above scroll region
757 if (row1)
758 {
759 line_t &l = ROW(row1 - 1);
760 l.is_longer (0);
761 l.touch ();
762 }
763
721 int rows = row2 - row1 + 1; 764 int rows = row2 - row1 + 1;
722 765
723 min_it (count, rows); 766 min_it (count, rows);
724 767
725 line_t *temp_buf = row_buf + total_rows; 768 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
726 769
727 for (int row = 0; row < rows; row++) 770 for (int row = 0; row < rows; row++)
728 { 771 {
729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 772 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
730 773
732 scr_blank_screen_mem (temp_buf [row], rstyle); 775 scr_blank_screen_mem (temp_buf [row], rstyle);
733 } 776 }
734 777
735 for (int row = 0; row < rows; row++) 778 for (int row = 0; row < rows; row++)
736 ROW(row1 + row) = temp_buf [row]; 779 ROW(row1 + row) = temp_buf [row];
780
781 // sever bottommost line
782 {
783 line_t &l = ROW(row2);
784 l.is_longer (0);
785 l.touch ();
786 }
737 } 787 }
738 788
739 return count; 789 return count;
740} 790}
741 791
742/* ------------------------------------------------------------------------- */ 792/* ------------------------------------------------------------------------- */
743/* 793/*
744 * Add text given in <str> of length <len> to screen struct 794 * Add text given in <str> of length <len> to screen struct
745 */ 795 */
746void 796void ecb_hot
747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 797rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
748{ 798{
749 if (len <= 0) /* sanity */ 799 if (len <= 0) /* sanity */
750 return; 800 return;
751 801
752 unsigned char checksel; 802 bool checksel;
753 unicode_t c; 803 unicode_t c;
754 int ncol = this->ncol; 804 int ncol = this->ncol;
755 const wchar_t *strend = str + len; 805 const wchar_t *strend = str + len;
756 806
757 want_refresh = 1; 807 want_refresh = 1;
770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 820 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
771 screen.cur.row -= minlines; 821 screen.cur.row -= minlines;
772 } 822 }
773 } 823 }
774 824
775#ifdef DEBUG_STRICT
776 assert (screen.cur.col < ncol); 825 assert (screen.cur.col < ncol);
777 assert (screen.cur.row < nrow 826 assert (screen.cur.row < nrow
778 && screen.cur.row >= top_row); 827 && screen.cur.row >= top_row);
779#endif
780 int row = screen.cur.row; 828 int row = screen.cur.row;
781 829
782 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 830 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
783 831
784 line_t *line = &ROW(row); 832 line_t *line = &ROW(row);
785 833
786 while (str < strend) 834 while (str < strend)
787 { 835 {
788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 836 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 837
790 if (c < 0x20) 838 if (ecb_unlikely (c < 0x20))
791 if (c == C0_LF) 839 if (c == C0_LF)
792 { 840 {
793 max_it (line->l, screen.cur.col); 841 max_it (line->l, screen.cur.col);
794 842
795 screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
814 { 862 {
815 scr_tab (1, true); 863 scr_tab (1, true);
816 continue; 864 continue;
817 } 865 }
818 866
867 if (ecb_unlikely (
819 if (checksel /* see if we're writing within selection */ 868 checksel /* see if we're writing within selection */
820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 869 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
821 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 870 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
871 ))
822 { 872 {
823 checksel = 0; 873 checksel = 0;
824 /* 874 /*
825 * If we wrote anywhere in the selected area, kill the selection 875 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that 876 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check. 877 * should be a similar check.
828 */ 878 */
829 CLEAR_SELECTION (); 879 CLEAR_SELECTION ();
830 } 880 }
831 881
832 if (screen.flags & Screen_WrapNext) 882 if (ecb_unlikely (screen.flags & Screen_WrapNext))
833 { 883 {
834 scr_do_wrap (); 884 scr_do_wrap ();
835 885
836 line->l = ncol; 886 line->l = ncol;
837 line->is_longer (1); 887 line->is_longer (1);
839 row = screen.cur.row; 889 row = screen.cur.row;
840 line = &ROW(row); /* _must_ refresh */ 890 line = &ROW(row); /* _must_ refresh */
841 } 891 }
842 892
843 // some utf-8 decoders "decode" surrogate characters: let's fix this. 893 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 894 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
845 c = 0xfffd; 895 c = 0xfffd;
846 896
847 // rely on wcwidth to tell us the character width, do wcwidth before 897 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line 898 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current 899 // drawing characters below as they might be invalid in the current
850 // locale. 900 // locale.
851 int width = WCWIDTH (c); 901 int width = WCWIDTH (c);
852 902
853 if (charsets [screen.charset] == '0') // DEC SPECIAL 903 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
854 { 904 {
855 // vt100 special graphics and line drawing 905 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100 906 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars 907 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e 908 static uint16_t vt100_0[62] = { // 41 .. 7e
871 c = vt100_0[c - 0x41]; 921 c = vt100_0[c - 0x41];
872 width = 1; // vt100 line drawing characters are always single-width 922 width = 1; // vt100 line drawing characters are always single-width
873 } 923 }
874 } 924 }
875 925
876 if (screen.flags & Screen_Insert) 926 if (ecb_unlikely (screen.flags & Screen_Insert))
877 scr_insdel_chars (width, INSERT); 927 scr_insdel_chars (width, INSERT);
878 928
879 if (width != 0) 929 if (width != 0)
880 { 930 {
881#if !UNICODE_3 931#if !UNICODE_3
886# else 936# else
887 c = 0xfffd; 937 c = 0xfffd;
888# endif 938# endif
889#endif 939#endif
890 940
941 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
942
943 // if the character doesn't fit into the remaining columns...
944 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
945 {
946 if (screen.flags & Screen_Autowrap)
947 {
948 // ... artificially enlargen the previous one
949 c = NOCHAR;
950 // and try the same character next loop iteration
951 --str;
952 }
953 else
954 screen.cur.col = ncol - width;
955 }
956
891 // nuke the character at this position, if required 957 // nuke the character at this position, if required
958 // due to wonderful coincidences everywhere else in this loop
959 // we never have to check for overwriting a wide char itself,
960 // only its tail.
892 if (line->t[screen.cur.col] == NOCHAR 961 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
893 || (screen.cur.col < ncol - 1 962 scr_kill_char (*line, screen.cur.col);
894 && line->t[screen.cur.col + 1] == NOCHAR))
895 {
896 int col = screen.cur.col;
897
898 // find begin
899 while (col > 0 && line->t[col] == NOCHAR)
900 col--;
901
902 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
903
904 // found begin, nuke
905 do {
906 line->t[col] = ' ';
907 line->r[col] = rend;
908 col++;
909 } while (col < ncol && line->t[col] == NOCHAR);
910 }
911
912 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
913
914 // if the character doesn't fit into the remaining columns...
915 if (screen.cur.col > ncol - width && ncol >= width)
916 {
917 // ...output spaces
918 c = ' ';
919 // and try the same character next loop iteration
920 --str;
921 }
922 963
923 line->touch (); 964 line->touch ();
924 965
925 do 966 do
926 { 967 {
927 line->t[screen.cur.col] = c; 968 line->t[screen.cur.col] = c;
928 line->r[screen.cur.col] = rend; 969 line->r[screen.cur.col] = rend;
929 970
930 if (screen.cur.col < ncol - 1) 971 if (ecb_likely (screen.cur.col < ncol - 1))
931 screen.cur.col++; 972 screen.cur.col++;
932 else 973 else
933 { 974 {
934 line->l = ncol; 975 line->l = ncol;
935 if (screen.flags & Screen_Autowrap) 976 if (screen.flags & Screen_Autowrap)
936 screen.flags |= Screen_WrapNext; 977 screen.flags |= Screen_WrapNext;
937 break; 978
979 goto end_of_line;
938 } 980 }
939 981
940 c = NOCHAR; 982 c = NOCHAR;
941 } 983 }
942 while (--width > 0); 984 while (ecb_unlikely (--width > 0));
943 985
944 // pad with spaces when overwriting wide character with smaller one 986 // pad with spaces when overwriting wide character with smaller one
945 if (!width) 987 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
946 { 988 {
947 line->touch (); 989 line->t[c] = ' ';
990 line->r[c] = rend;
991 }
948 992
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) 993end_of_line:
994 ;
995 }
996#if ENABLE_COMBINING
997 else // width == 0
998 {
999 if (c != 0xfeff) // ignore BOM
1000 {
1001 // handle combining characters
1002 // we just tag the accent on the previous on-screen character.
1003 // this is arguably not correct, but also arguably not wrong.
1004 // we don't handle double-width characters nicely yet.
1005 line_t *linep;
1006 text_t *tp;
1007 rend_t *rp;
1008
1009 if (screen.cur.col > 0)
950 { 1010 {
951 line->t[c] = ' ';
952 line->r[c] = rend; 1011 linep = line;
1012 tp = line->t + screen.cur.col - 1;
1013 rp = line->r + screen.cur.col - 1;
953 } 1014 }
1015 else if (screen.cur.row > 0
1016 && ROW(screen.cur.row - 1).is_longer ())
1017 {
1018 linep = &ROW(screen.cur.row - 1);
1019 tp = line->t + ncol - 1;
1020 rp = line->r + ncol - 1;
1021 }
1022 else
1023 continue;
1024
1025 linep->touch ();
1026
1027 while (*tp == NOCHAR && tp > linep->t)
1028 tp--, rp--;
1029
1030 // first try to find a precomposed character
1031 unicode_t n = rxvt_compose (*tp, c);
1032 if (n == NOCHAR)
1033 n = rxvt_composite.compose (*tp, c);
1034
1035 *tp = n;
1036 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
954 } 1037 }
955 } 1038 }
956 else // width == 0
957 {
958#if ENABLE_COMBINING
959 // handle combining characters
960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
966
967 if (screen.cur.col > 0)
968 {
969 linep = line;
970 tp = line->t + screen.cur.col - 1;
971 rp = line->r + screen.cur.col - 1;
972 }
973 else if (screen.cur.row > 0
974 && ROW(screen.cur.row - 1).is_longer ())
975 {
976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
980 else
981 continue;
982
983 linep->touch ();
984
985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
987
988 // first try to find a precomposed character
989 unicode_t n = rxvt_compose (*tp, c);
990 if (n == NOCHAR)
991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995#endif 1039#endif
996 }
997 } 1040 }
998 1041
999 max_it (line->l, screen.cur.col); 1042 max_it (line->l, screen.cur.col);
1000 1043
1001#ifdef DEBUG_STRICT
1002 assert (screen.cur.row >= 0); 1044 assert (screen.cur.row >= 0);
1003#endif
1004} 1045}
1005 1046
1006/* ------------------------------------------------------------------------- */ 1047/* ------------------------------------------------------------------------- */
1007/* 1048/*
1008 * Process Backspace. Move back the cursor back a position, wrap if have to 1049 * Process Backspace. Move back the cursor back a position, wrap if have to
1021 1062
1022 want_refresh = 1; 1063 want_refresh = 1;
1023#endif 1064#endif
1024 } 1065 }
1025 } 1066 }
1067 else if (screen.flags & Screen_WrapNext)
1068 screen.flags &= ~Screen_WrapNext;
1026 else 1069 else
1027 scr_gotorc (0, -1, RELATIVE); 1070 scr_gotorc (0, -1, RELATIVE);
1028} 1071}
1029 1072
1030/* ------------------------------------------------------------------------- */ 1073/* ------------------------------------------------------------------------- */
1108 * XTERM_SEQ: ESC 6 1151 * XTERM_SEQ: ESC 6
1109 * Move cursor left in row. If we're at the left boundary, shift everything 1152 * Move cursor left in row. If we're at the left boundary, shift everything
1110 * in that row right. Clear left column. 1153 * in that row right. Clear left column.
1111 */ 1154 */
1112#if !ENABLE_MINIMAL 1155#if !ENABLE_MINIMAL
1113void 1156void ecb_cold
1114rxvt_term::scr_backindex () NOTHROW 1157rxvt_term::scr_backindex () NOTHROW
1115{ 1158{
1116 if (screen.cur.col > 0) 1159 if (screen.cur.col > 0)
1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1118 else 1161 else
1125 * XTERM_SEQ: ESC 9 1168 * XTERM_SEQ: ESC 9
1126 * Move cursor right in row. If we're at the right boundary, shift everything 1169 * Move cursor right in row. If we're at the right boundary, shift everything
1127 * in that row left. Clear right column. 1170 * in that row left. Clear right column.
1128 */ 1171 */
1129#if !ENABLE_MINIMAL 1172#if !ENABLE_MINIMAL
1130void 1173void ecb_cold
1131rxvt_term::scr_forwardindex () NOTHROW 1174rxvt_term::scr_forwardindex () NOTHROW
1132{ 1175{
1133 if (screen.cur.col < ncol - 1) 1176 if (screen.cur.col < ncol - 1)
1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1177 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1135 else 1178 else
1225/* 1268/*
1226 * Erase part or whole of a line 1269 * Erase part or whole of a line
1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1270 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1271 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1272 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1273 * extension: clear to right unless wrapped: ESC [ 3 K
1230 */ 1274 */
1231void 1275void
1232rxvt_term::scr_erase_line (int mode) NOTHROW 1276rxvt_term::scr_erase_line (int mode) NOTHROW
1233{ 1277{
1234 unsigned int col, num; 1278 unsigned int col, num;
1243 line.touch (); 1287 line.touch ();
1244 line.is_longer (0); 1288 line.is_longer (0);
1245 1289
1246 switch (mode) 1290 switch (mode)
1247 { 1291 {
1292 case 3:
1293 if (screen.flags & Screen_WrapNext)
1294 return;
1295
1296 /* fall through */
1297
1248 case 0: /* erase to end of line */ 1298 case 0: /* erase to end of line */
1249 col = screen.cur.col; 1299 col = screen.cur.col;
1250 num = ncol - col; 1300 num = ncol - col;
1251 min_it (line.l, col); 1301 min_it (line.l, col);
1302
1252 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1303 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1253 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1304 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1254 CLEAR_SELECTION (); 1305 CLEAR_SELECTION ();
1255 break; 1306 break;
1307
1256 case 1: /* erase to beginning of line */ 1308 case 1: /* erase to beginning of line */
1257 col = 0; 1309 col = 0;
1258 num = screen.cur.col + 1; 1310 num = screen.cur.col + 1;
1311
1259 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1312 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1260 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1313 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1261 CLEAR_SELECTION (); 1314 CLEAR_SELECTION ();
1262 break; 1315 break;
1316
1263 case 2: /* erase whole line */ 1317 case 2: /* erase whole line */
1264 col = 0; 1318 col = 0;
1265 num = ncol; 1319 num = ncol;
1266 line.l = 0; 1320 line.l = 0;
1267 if (selection.beg.row <= screen.cur.row 1321 if (selection.beg.row <= screen.cur.row
1275 scr_blank_line (line, col, num, rstyle); 1329 scr_blank_line (line, col, num, rstyle);
1276} 1330}
1277 1331
1278/* ------------------------------------------------------------------------- */ 1332/* ------------------------------------------------------------------------- */
1279/* 1333/*
1280 * Erase part of whole of the screen 1334 * Erase part or whole of the screen
1281 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1335 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1282 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1336 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1283 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1337 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1284 */ 1338 */
1285void 1339void
1294 ZERO_SCROLLBACK (); 1348 ZERO_SCROLLBACK ();
1295 1349
1296 switch (mode) 1350 switch (mode)
1297 { 1351 {
1298 case 0: /* erase to end of screen */ 1352 case 0: /* erase to end of screen */
1299 selection_check (1);
1300 scr_erase_line (0); 1353 scr_erase_line (0);
1301 row = screen.cur.row + 1; /* possible OOB */ 1354 row = screen.cur.row + 1; /* possible OOB */
1302 num = nrow - row; 1355 num = nrow - row;
1303 break; 1356 break;
1304 case 1: /* erase to beginning of screen */ 1357 case 1: /* erase to beginning of screen */
1305 selection_check (3);
1306 scr_erase_line (1); 1358 scr_erase_line (1);
1307 row = 0; 1359 row = 0;
1308 num = screen.cur.row; 1360 num = screen.cur.row;
1309 break; 1361 break;
1310 case 2: /* erase whole screen */ 1362 case 2: /* erase whole screen */
1311 selection_check (3);
1312 row = 0; 1363 row = 0;
1313 num = nrow; 1364 num = nrow;
1314 break; 1365 break;
1315 default: 1366 default:
1316 return; 1367 return;
1325 if (row >= nrow) /* Out Of Bounds */ 1376 if (row >= nrow) /* Out Of Bounds */
1326 return; 1377 return;
1327 1378
1328 min_it (num, nrow - row); 1379 min_it (num, nrow - row);
1329 1380
1330 if (rstyle & (RS_RVid | RS_Uline)) 1381 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1331 ren = (rend_t) ~RS_None; 1382 ren = (rend_t) ~RS_None;
1332 else if (GET_BASEBG (rstyle) == Color_bg) 1383 else if (GET_BASEBG (rstyle) == Color_bg)
1333 { 1384 {
1334 ren = DEFAULT_RSTYLE; 1385 ren = DEFAULT_RSTYLE;
1335 CLEAR_ROWS (row, num); 1386
1387 if (mapped)
1388 XClearArea (dpy, vt, 0,
1389 Row2Pixel (row - view_start), (unsigned int)vt_width,
1390 (unsigned int)Height2Pixel (num), False);
1336 } 1391 }
1337 else 1392 else
1338 { 1393 {
1339 ren = rstyle & (RS_fgMask | RS_bgMask); 1394 ren = rstyle & (RS_fgMask | RS_bgMask);
1395
1396 if (mapped)
1397 {
1340 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1398 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1341 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1399 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1342 ERASE_ROWS (row, num); 1400 XFillRectangle (dpy, vt, gc,
1401 0, Row2Pixel (row - view_start),
1402 (unsigned int)vt_width,
1403 (unsigned int)Height2Pixel (num));
1343 gcvalue.foreground = pix_colors[Color_fg]; 1404 gcvalue.foreground = pix_colors[Color_fg];
1344 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1405 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1406 }
1345 } 1407 }
1346 1408
1347 for (; num--; row++) 1409 for (; num--; row++)
1348 { 1410 {
1349 scr_blank_screen_mem (ROW(row), rstyle); 1411 scr_blank_screen_mem (ROW(row), rstyle);
1412
1413 if (row - view_start < nrow)
1350 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1414 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1351 } 1415 }
1352} 1416}
1353 1417
1354#if !ENABLE_MINIMAL 1418#if !ENABLE_MINIMAL
1355void 1419void
1365/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1366/* 1430/*
1367 * Fill the screen with `E's 1431 * Fill the screen with `E's
1368 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1432 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1369 */ 1433 */
1370void 1434void ecb_cold
1371rxvt_term::scr_E () NOTHROW 1435rxvt_term::scr_E () NOTHROW
1372{ 1436{
1373 rend_t fs; 1437 rend_t fs;
1374 1438
1375 want_refresh = 1; 1439 want_refresh = 1;
1376 ZERO_SCROLLBACK (); 1440 ZERO_SCROLLBACK ();
1377 1441
1378 num_scr_allow = 0; 1442 num_scr_allow = 0;
1379 selection_check (3); 1443
1444 row_col_t pos;
1445 pos.row = pos.col = 0;
1446 if (ROWCOL_IS_AFTER (selection.end, pos))
1447 CLEAR_SELECTION ();
1380 1448
1381 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1449 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1382 for (int row = nrow; row--; ) 1450 for (int row = nrow; row--; )
1383 { 1451 {
1384 line_t &line = ROW(row); 1452 line_t &line = ROW(row);
1429 * Insert/Delete <count> characters from the current position 1497 * Insert/Delete <count> characters from the current position
1430 */ 1498 */
1431void 1499void
1432rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1500rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1433{ 1501{
1434 int col, row;
1435 rend_t tr;
1436
1437 want_refresh = 1; 1502 want_refresh = 1;
1438 ZERO_SCROLLBACK (); 1503 ZERO_SCROLLBACK ();
1439 1504
1440 if (count <= 0) 1505 if (count <= 0)
1441 return; 1506 return;
1443 scr_do_wrap (); 1508 scr_do_wrap ();
1444 1509
1445 selection_check (1); 1510 selection_check (1);
1446 min_it (count, ncol - screen.cur.col); 1511 min_it (count, ncol - screen.cur.col);
1447 1512
1448 row = screen.cur.row; 1513 int row = screen.cur.row;
1449 1514
1450 line_t *line = &ROW(row); 1515 line_t *line = &ROW(row);
1451 1516
1452 line->touch (); 1517 line->touch ();
1453 line->is_longer (0); 1518 line->is_longer (0);
1454 1519
1520 // nuke wide spanning the start
1521 if (line->t[screen.cur.col] == NOCHAR)
1522 scr_kill_char (*line, screen.cur.col);
1523
1455 switch (insdel) 1524 switch (insdel)
1456 { 1525 {
1457 case INSERT: 1526 case INSERT:
1458 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1527 line->l = min (line->l + count, ncol);
1528
1529 if (line->t[screen.cur.col] == NOCHAR)
1530 scr_kill_char (*line, screen.cur.col);
1531
1532 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1459 { 1533 {
1460 line->t[col] = line->t[col - count]; 1534 line->t[col] = line->t[col - count];
1461 line->r[col] = line->r[col - count]; 1535 line->r[col] = line->r[col - count];
1462 } 1536 }
1463
1464 line->l = min (line->l + count, ncol);
1465 1537
1466 if (selection.op && current_screen == selection.screen 1538 if (selection.op && current_screen == selection.screen
1467 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1539 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1468 { 1540 {
1469 if (selection.end.row != screen.cur.row 1541 if (selection.end.row != screen.cur.row
1484 case ERASE: 1556 case ERASE:
1485 screen.cur.col += count; /* don't worry if > ncol */ 1557 screen.cur.col += count; /* don't worry if > ncol */
1486 selection_check (1); 1558 selection_check (1);
1487 screen.cur.col -= count; 1559 screen.cur.col -= count;
1488 1560
1489 line->l = max (line->l - count, 0); 1561 // nuke wide char after the end
1562 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1563 scr_kill_char (*line, screen.cur.col + count);
1564
1490 scr_blank_line (*line, screen.cur.col, count, rstyle); 1565 scr_blank_line (*line, screen.cur.col, count, rstyle);
1491 break; 1566 break;
1492 1567
1493 case DELETE: 1568 case DELETE:
1494 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1569 line->l = max (line->l - count, 0);
1495 1570
1571 // nuke wide char spanning the end
1572 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1573 scr_kill_char (*line, screen.cur.col + count);
1574
1496 for (col = screen.cur.col; (col + count) < ncol; col++) 1575 for (int col = screen.cur.col; (col + count) < ncol; col++)
1497 { 1576 {
1498 line->t[col] = line->t[col + count]; 1577 line->t[col] = line->t[col + count];
1499 line->r[col] = line->r[col + count]; 1578 line->r[col] = line->r[col + count];
1500 } 1579 }
1501 1580
1502 line->l = max (line->l - count, 0);
1503 scr_blank_line (*line, ncol - count, count, tr); 1581 scr_blank_line (*line, ncol - count, count, rstyle);
1504 1582
1505 if (selection.op && current_screen == selection.screen 1583 if (selection.op && current_screen == selection.screen
1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1584 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507 { 1585 {
1508 if (selection.end.row != screen.cur.row 1586 if (selection.end.row != screen.cur.row
1525/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1526/* 1604/*
1527 * Set the scrolling region 1605 * Set the scrolling region
1528 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1606 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1529 */ 1607 */
1530void 1608void ecb_cold
1531rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1609rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1532{ 1610{
1533 max_it (top, 0); 1611 max_it (top, 0);
1534 min_it (bot, nrow - 1); 1612 min_it (bot, nrow - 1);
1535 1613
1545/* 1623/*
1546 * Make the cursor visible/invisible 1624 * Make the cursor visible/invisible
1547 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1625 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1548 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1626 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1549 */ 1627 */
1550void 1628void ecb_cold
1551rxvt_term::scr_cursor_visible (int mode) NOTHROW 1629rxvt_term::scr_cursor_visible (int mode) NOTHROW
1552{ 1630{
1553 want_refresh = 1; 1631 want_refresh = 1;
1554 1632
1555 if (mode) 1633 if (mode)
1562/* 1640/*
1563 * Set/unset automatic wrapping 1641 * Set/unset automatic wrapping
1564 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1642 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1565 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1643 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1566 */ 1644 */
1567void 1645void ecb_cold
1568rxvt_term::scr_autowrap (int mode) NOTHROW 1646rxvt_term::scr_autowrap (int mode) NOTHROW
1569{ 1647{
1570 if (mode) 1648 if (mode)
1571 screen.flags |= Screen_Autowrap; 1649 screen.flags |= Screen_Autowrap;
1572 else 1650 else
1581 * Relative mode: line numbers are relative to top margin of scrolling region 1659 * Relative mode: line numbers are relative to top margin of scrolling region
1582 * and the cursor cannot be moved outside. 1660 * and the cursor cannot be moved outside.
1583 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1661 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1584 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1662 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1585 */ 1663 */
1586void 1664void ecb_cold
1587rxvt_term::scr_relative_origin (int mode) NOTHROW 1665rxvt_term::scr_relative_origin (int mode) NOTHROW
1588{ 1666{
1589 if (mode) 1667 if (mode)
1590 screen.flags |= Screen_Relative; 1668 screen.flags |= Screen_Relative;
1591 else 1669 else
1598/* 1676/*
1599 * Set insert/replace mode 1677 * Set insert/replace mode
1600 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1678 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1601 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1679 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1602 */ 1680 */
1603void 1681void ecb_cold
1604rxvt_term::scr_insert_mode (int mode) NOTHROW 1682rxvt_term::scr_insert_mode (int mode) NOTHROW
1605{ 1683{
1606 if (mode) 1684 if (mode)
1607 screen.flags |= Screen_Insert; 1685 screen.flags |= Screen_Insert;
1608 else 1686 else
1614 * Set/Unset tabs 1692 * Set/Unset tabs
1615 * XTERM_SEQ: Set tab at current column : ESC H 1693 * XTERM_SEQ: Set tab at current column : ESC H
1616 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1694 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1617 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1695 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1618 */ 1696 */
1619void 1697void ecb_cold
1620rxvt_term::scr_set_tab (int mode) NOTHROW 1698rxvt_term::scr_set_tab (int mode) NOTHROW
1621{ 1699{
1622 if (mode < 0) 1700 if (mode < 0)
1623 memset (tabs, 0, ncol); 1701 memset (tabs, 0, ncol);
1624 else if (screen.cur.col < ncol) 1702 else if (screen.cur.col < ncol)
1643 if (rvideo_state != on) 1721 if (rvideo_state != on)
1644 { 1722 {
1645 rvideo_state = on; 1723 rvideo_state = on;
1646 1724
1647 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1725 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1648#ifdef HAVE_BG_PIXMAP 1726#ifdef HAVE_IMG
1649 if (bgPixmap.pixmap == None) 1727 if (bg_img == 0)
1650#endif 1728#endif
1651 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1729 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1652 1730
1653 XGCValues gcvalue; 1731 XGCValues gcvalue;
1654 gcvalue.foreground = pix_colors[Color_fg]; 1732 gcvalue.foreground = pix_colors[Color_fg];
1663/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1664/* 1742/*
1665 * Report current cursor position 1743 * Report current cursor position
1666 * XTERM_SEQ: Report position: ESC [ 6 n 1744 * XTERM_SEQ: Report position: ESC [ 6 n
1667 */ 1745 */
1668void 1746void ecb_cold
1669rxvt_term::scr_report_position () NOTHROW 1747rxvt_term::scr_report_position () NOTHROW
1670{ 1748{
1671 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1749 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1672} 1750}
1673 1751
1676 * ------------------------------------------------------------------------- */ 1754 * ------------------------------------------------------------------------- */
1677 1755
1678/* 1756/*
1679 * Set font style 1757 * Set font style
1680 */ 1758 */
1681void 1759void ecb_cold
1682rxvt_term::set_font_style () NOTHROW 1760rxvt_term::set_font_style () NOTHROW
1683{ 1761{
1684#if 0 1762#if 0
1685 switch (charsets [screen.charset]) 1763 switch (charsets [screen.charset])
1686 { 1764 {
1708 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1786 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1709 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1787 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1710 * XTERM_SEQ: Invoke G2 character set: ESC N 1788 * XTERM_SEQ: Invoke G2 character set: ESC N
1711 * XTERM_SEQ: Invoke G3 character set: ESC O 1789 * XTERM_SEQ: Invoke G3 character set: ESC O
1712 */ 1790 */
1713void 1791void ecb_cold
1714rxvt_term::scr_charset_choose (int set) NOTHROW 1792rxvt_term::scr_charset_choose (int set) NOTHROW
1715{ 1793{
1716 screen.charset = set; 1794 screen.charset = set;
1717 set_font_style (); 1795 set_font_style ();
1718} 1796}
1739 * ------------------------------------------------------------------------- */ 1817 * ------------------------------------------------------------------------- */
1740 1818
1741/* 1819/*
1742 * refresh matching text. 1820 * refresh matching text.
1743 */ 1821 */
1744bool 1822bool ecb_cold
1745rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1823rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1746{ 1824{
1747 bool found = false; 1825 bool found = false;
1748 1826
1749 for (int i = 0; i < nrow; i++) 1827 for (int i = 0; i < nrow; i++)
1768 PART_BEG = 0, 1846 PART_BEG = 0,
1769 PART_END, 1847 PART_END,
1770 RC_COUNT 1848 RC_COUNT
1771}; 1849};
1772 1850
1773void 1851void ecb_hot
1774rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1852rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1775{ 1853{
1776 int i; 1854 int i;
1777 row_col_t rc[RC_COUNT]; 1855 row_col_t rc[RC_COUNT];
1778 1856
1798 for (i = PART_BEG; i < RC_COUNT; i++) 1876 for (i = PART_BEG; i < RC_COUNT; i++)
1799 { 1877 {
1800 min_it (rc[i].col, ncol - 1); 1878 min_it (rc[i].col, ncol - 1);
1801 min_it (rc[i].row, nrow - 1); 1879 min_it (rc[i].row, nrow - 1);
1802 } 1880 }
1803// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1881
1804 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1882 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1805 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1883 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1806 1884
1807 num_scr_allow = 0; 1885 num_scr_allow = 0;
1808 1886
1815 * Refresh the entire screen 1893 * Refresh the entire screen
1816 */ 1894 */
1817void 1895void
1818rxvt_term::scr_touch (bool refresh) NOTHROW 1896rxvt_term::scr_touch (bool refresh) NOTHROW
1819{ 1897{
1820 scr_expose (0, 0, width, height, refresh); 1898 scr_expose (0, 0, vt_width, vt_height, refresh);
1821} 1899}
1822 1900
1823/* ------------------------------------------------------------------------- */ 1901/* ------------------------------------------------------------------------- */
1824/* 1902/*
1825 * Move the display so that the line represented by scrollbar value Y is at 1903 * Move the display so that the line represented by scrollbar value Y is at
1881 1959
1882# ifndef NO_MAPALERT 1960# ifndef NO_MAPALERT
1883# ifdef MAPALERT_OPTION 1961# ifdef MAPALERT_OPTION
1884 if (option (Opt_mapAlert)) 1962 if (option (Opt_mapAlert))
1885# endif 1963# endif
1886 XMapWindow (dpy, parent[0]); 1964 XMapWindow (dpy, parent);
1887# endif 1965# endif
1888 1966
1889# if ENABLE_FRILLS 1967# if ENABLE_FRILLS
1890 if (option (Opt_urgentOnBell)) 1968 if (option (Opt_urgentOnBell))
1891 { 1969 set_urgency (1);
1892 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1893 {
1894 h->flags |= XUrgencyHint;
1895 XSetWMHints (dpy, parent[0], h);
1896 }
1897 }
1898# endif 1970# endif
1899 1971
1900 if (option (Opt_visualBell)) 1972 if (option (Opt_visualBell))
1901 { 1973 {
1902 rvideo_bell = true; 1974 rvideo_bell = true;
1905 1977
1906 bell_ev.start (VISUAL_BELL_DURATION); 1978 bell_ev.start (VISUAL_BELL_DURATION);
1907 } 1979 }
1908 else 1980 else
1909 XBell (dpy, 0); 1981 XBell (dpy, 0);
1982 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1910#endif 1983#endif
1911} 1984}
1912 1985
1913/* ------------------------------------------------------------------------- */ 1986/* ------------------------------------------------------------------------- */
1914/* ARGSUSED */ 1987void ecb_cold
1915void
1916rxvt_term::scr_printscreen (int fullhist) NOTHROW 1988rxvt_term::scr_printscreen (int fullhist) NOTHROW
1917{ 1989{
1918#ifdef PRINTPIPE 1990#ifdef PRINTPIPE
1919 int nrows, row_start; 1991 int nrows, row_start;
1920 FILE *fd; 1992 FILE *fd = popen_printer ();
1921 1993
1922 if ((fd = popen_printer ()) == NULL) 1994 if (!fd)
1923 return; 1995 return;
1924 1996
1925 if (fullhist) 1997 if (fullhist)
1926 { 1998 {
1927 nrows = nrow - top_row; 1999 nrows = nrow - top_row;
1933 row_start = view_start; 2005 row_start = view_start;
1934 } 2006 }
1935 2007
1936 wctomb (0, 0); 2008 wctomb (0, 0);
1937 2009
1938 for (int r1 = 0; r1 < nrows; r1++) 2010 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1939 { 2011 {
1940 text_t *tp = ROW(r1).t; 2012 text_t *tp = ROW(r1).t;
1941 int len = ROW(r1).l; 2013 int len = ROW(r1).l;
1942 2014
1943 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2015 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1969/* 2041/*
1970 * Refresh the screen 2042 * Refresh the screen
1971 * drawn_text/drawn_rend contain the screen information before the update. 2043 * drawn_text/drawn_rend contain the screen information before the update.
1972 * screen.text/screen.rend contain what the screen will change to. 2044 * screen.text/screen.rend contain what the screen will change to.
1973 */ 2045 */
1974void 2046void ecb_hot
1975rxvt_term::scr_refresh () NOTHROW 2047rxvt_term::scr_refresh () NOTHROW
1976{ 2048{
1977 unsigned char have_bg,
1978 showcursor; /* show the cursor */
1979 int16_t col, row, /* column/row we're processing */ 2049 int16_t col, row, /* column/row we're processing */
1980 ocrow; /* old cursor row */ 2050 ocrow; /* old cursor row */
1981 int i; /* tmp */ 2051 int i; /* tmp */
1982#ifndef NO_CURSORCOLOR
1983 rend_t cc1; /* store colours at cursor position (s) */
1984#endif
1985 rend_t *crp; // cursor rendition pointer
1986 rend_t ccol1, /* Cursor colour */ 2052 rend_t ccol1, /* Cursor colour */
1987 ccol2; /* Cursor colour2 */ 2053 ccol2; /* Cursor colour2 */
2054 rend_t cur_rend;
2055 int cur_col;
1988 2056
1989 want_refresh = 0; /* screen is current */ 2057 want_refresh = 0; /* screen is current */
1990 2058
1991 if (refresh_type == NO_REFRESH || !mapped) 2059 if (refresh_type == NO_REFRESH || !mapped)
1992 return; 2060 return;
1994 /* 2062 /*
1995 * A: set up vars 2063 * A: set up vars
1996 */ 2064 */
1997 refresh_count = 0; 2065 refresh_count = 0;
1998 2066
2067 unsigned int old_screen_flags = screen.flags;
1999 have_bg = 0; 2068 bool have_bg = 0;
2000#ifdef HAVE_BG_PIXMAP 2069#ifdef HAVE_IMG
2001 have_bg = bgPixmap.pixmap != None; 2070 have_bg = bg_img != 0;
2002#endif 2071#endif
2003 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2072 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2004 2073
2005 /* 2074 /*
2006 * B: reverse any characters which are selected 2075 * B: reverse any characters which are selected
2007 */ 2076 */
2008 scr_reverse_selection (); 2077 scr_reverse_selection ();
2009 2078
2079 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2080#if ENABLE_OVERLAY
2081 scr_swap_overlay ();
2082#endif
2083
2084 bool showcursor = screen.flags & Screen_VisibleCursor;
2085
2010 /* 2086 /*
2011 * C: set the cursor character (s) 2087 * C: set the cursor character (s)
2012 */ 2088 */
2013 { 2089 {
2014 unsigned char setoldcursor; 2090 bool setoldcursor;
2015 2091
2016 showcursor = (screen.flags & Screen_VisibleCursor);
2017#ifdef CURSOR_BLINK 2092#ifdef CURSOR_BLINK
2018 if (hidden_cursor) 2093 if (hidden_cursor)
2019 showcursor = 0; 2094 showcursor = 0;
2020#endif 2095#endif
2021 2096
2024 int col = screen.cur.col; 2099 int col = screen.cur.col;
2025 2100
2026 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2101 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2027 col--; 2102 col--;
2028 2103
2029 crp = &ROW(screen.cur.row).r[col]; 2104 cur_rend = ROW(screen.cur.row).r[col];
2105 cur_col = col;
2030 2106
2031#ifndef NO_CURSORCOLOR 2107#ifndef NO_CURSORCOLOR
2032 cc1 = *crp & (RS_fgMask | RS_bgMask);
2033 if (ISSET_PIXCOLOR (Color_cursor)) 2108 if (ISSET_PIXCOLOR (Color_cursor))
2034 ccol1 = Color_cursor; 2109 ccol1 = Color_cursor;
2035 else 2110 else
2036#endif 2111#endif
2037#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2112#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2049 ccol2 = bgcolor_of (rstyle); 2124 ccol2 = bgcolor_of (rstyle);
2050#else 2125#else
2051 ccol2 = Color_bg; 2126 ccol2 = Color_bg;
2052#endif 2127#endif
2053 2128
2054 if (showcursor && focus) 2129 if (focus)
2055 { 2130 {
2131 rend_t rend = cur_rend;
2132
2056 if (option (Opt_cursorUnderline)) 2133 if (option (Opt_cursorUnderline))
2057 *crp ^= RS_Uline; 2134 rend ^= RS_Uline;
2058 else 2135 else
2059 { 2136 {
2060 *crp ^= RS_RVid; 2137 rend ^= RS_RVid;
2061 *crp = SET_FGCOLOR (*crp, ccol1); 2138 rend = SET_FGCOLOR (rend, ccol1);
2062 *crp = SET_BGCOLOR (*crp, ccol2); 2139 rend = SET_BGCOLOR (rend, ccol2);
2063 } 2140 }
2141
2142 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2064 } 2143 }
2065 } 2144 }
2066 2145
2067 /* make sure no outline cursor is left around */ 2146 /* make sure no outline cursor is left around */
2068 setoldcursor = 0; 2147 setoldcursor = 0;
2094 oldcursor.col = screen.cur.col; 2173 oldcursor.col = screen.cur.col;
2095 } 2174 }
2096 } 2175 }
2097 } 2176 }
2098 2177
2099 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2100#if ENABLE_OVERLAY
2101 scr_swap_overlay ();
2102#endif
2103
2104#ifndef NO_SLOW_LINK_SUPPORT 2178#ifndef NO_SLOW_LINK_SUPPORT
2105 /* 2179 /*
2106 * D: CopyArea pass - very useful for slower links 2180 * D: CopyArea pass - very useful for slower links
2107 * This has been deliberately kept simple. 2181 * This has been deliberately kept simple.
2108 */ 2182 */
2112 { 2186 {
2113 int16_t nits; 2187 int16_t nits;
2114 int i = num_scr; 2188 int i = num_scr;
2115 int j; 2189 int j;
2116 int len, wlen; 2190 int len, wlen;
2117 dLocal (int, num_scr);
2118 2191
2119 j = nrow; 2192 j = nrow;
2120 wlen = len = -1; 2193 wlen = len = -1;
2121 row = i > 0 ? 0 : j - 1; 2194 row = i > 0 ? 0 : j - 1;
2122 2195
2197 continue; 2270 continue;
2198 2271
2199 // redraw one or more characters 2272 // redraw one or more characters
2200 2273
2201 // seek to the beginning of wide characters 2274 // seek to the beginning of wide characters
2202 while (stp[col] == NOCHAR && col > 0) 2275 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2203 --col; 2276 --col;
2204 2277
2205 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2278 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2206 text_t *text = stp + col; 2279 text_t *text = stp + col;
2207 int count = 1; 2280 int count = 1;
2208 2281
2209 dtp[col] = stp[col]; 2282 dtp[col] = stp[col];
2210 drp[col] = rend; 2283 drp[col] = rend;
2214 for (i = 0; ++col < ncol; ) 2287 for (i = 0; ++col < ncol; )
2215 { 2288 {
2216 if (stp[col] == NOCHAR) 2289 if (stp[col] == NOCHAR)
2217 { 2290 {
2218 dtp[col] = stp[col]; 2291 dtp[col] = stp[col];
2219 drp[col] = rend; 2292 drp[col] = srp[col];
2293
2220 count++; 2294 count++;
2221 i++; 2295 i++;
2222 2296
2223 continue; 2297 continue;
2224 } 2298 }
2244 2318
2245 col--; /* went one too far. move back */ 2319 col--; /* went one too far. move back */
2246 count -= i; /* dump any matching trailing chars */ 2320 count -= i; /* dump any matching trailing chars */
2247 2321
2248 // sometimes we optimize away the trailing NOCHAR's, add them back 2322 // sometimes we optimize away the trailing NOCHAR's, add them back
2249 while (i && text[count] == NOCHAR) 2323 while (ecb_unlikely (i && text[count] == NOCHAR))
2250 count++, i--; 2324 count++, i--;
2251 2325
2252 /* 2326 /*
2253 * Determine the attributes for the string 2327 * Determine the attributes for the string
2254 */ 2328 */
2255 int fore = fgcolor_of (rend); // desired foreground 2329 int fore = fgcolor_of (rend); // desired foreground
2256 int back = bgcolor_of (rend); // desired background 2330 int back = bgcolor_of (rend); // desired background
2257 2331
2258 // only do special processing if any attributes are set, which is unlikely 2332 // only do special processing if any attributes are set, which is unlikely
2259 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2333 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2260 { 2334 {
2261 bool invert = rend & RS_RVid; 2335 bool invert = rend & RS_RVid;
2262 2336
2263#ifndef NO_BOLD_UNDERLINE_REVERSE 2337#ifndef NO_BOLD_UNDERLINE_REVERSE
2264 if (rend & RS_Bold && fore == Color_fg) 2338 if (rend & RS_Bold && fore == Color_fg)
2283 2357
2284 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2358 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2285 fore = Color_UL; 2359 fore = Color_UL;
2286#endif 2360#endif
2287 2361
2362#ifdef OPTION_HC
2363 if (rend & RS_Sel)
2364 {
2365 /* invert the column if no highlightColor is set or it is the
2366 * current cursor column */
2367 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2368 && ISSET_PIXCOLOR (Color_HC))
2369 {
2370 if (ISSET_PIXCOLOR (Color_HTC))
2371 fore = Color_HTC;
2372 // if invert is 0 reverse video is set so we use bg color as fg color
2373 else if (!invert)
2374 fore = back;
2375
2376 back = Color_HC;
2377 invert = 0;
2378 }
2379 }
2380#endif
2381
2288 if (invert) 2382 if (invert)
2289 { 2383 {
2290#ifdef OPTION_HC
2291 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2292 || !ISSET_PIXCOLOR (Color_HC))
2293#endif
2294 /* invert the column if no highlightColor is set or it is the
2295 * current cursor column */
2296 ::swap (fore, back); 2384 ::swap (fore, back);
2297#ifdef OPTION_HC
2298 else if (ISSET_PIXCOLOR (Color_HC))
2299 back = Color_HC;
2300#endif
2301 2385
2302#ifndef NO_BOLD_UNDERLINE_REVERSE 2386#ifndef NO_BOLD_UNDERLINE_REVERSE
2303# ifndef OPTION_HC
2304 if (ISSET_PIXCOLOR (Color_RV))
2305 back = Color_RV;
2306# endif
2307 if (fore == back) 2387 if (fore == back)
2308 { 2388 {
2309 fore = Color_bg; 2389 fore = Color_bg;
2310 back = Color_fg; 2390 back = Color_fg;
2311 } 2391 }
2347 /* 2427 /*
2348 * Actually do the drawing of the string here 2428 * Actually do the drawing of the string here
2349 */ 2429 */
2350 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2430 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2351 2431
2352 if (have_bg && back == Color_bg) 2432 if (ecb_likely (have_bg && back == Color_bg))
2353 { 2433 {
2354 // this is very ugly, maybe push it into ->draw? 2434 // this is very ugly, maybe push it into ->draw?
2355 2435
2356 for (i = 0; i < count; i++) /* don't draw empty strings */ 2436 for (i = 0; i < count; i++) /* don't draw empty strings */
2357 if (text[i] != ' ') 2437 if (text[i] != ' ')
2364 did_clear: ; 2444 did_clear: ;
2365 } 2445 }
2366 else 2446 else
2367 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2447 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2368 2448
2369 if (rend & RS_Uline && font->descent > 1 && fore != back) 2449 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2370 { 2450 {
2371#if ENABLE_FRILLS 2451#if ENABLE_FRILLS
2372 if (ISSET_PIXCOLOR (Color_underline)) 2452 if (ISSET_PIXCOLOR (Color_underline))
2373 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2453 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2374 else 2454 else
2380 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2460 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2381 } 2461 }
2382 } /* for (col....) */ 2462 } /* for (col....) */
2383 } /* for (row....) */ 2463 } /* for (row....) */
2384 2464
2385#if ENABLE_OVERLAY
2386 scr_swap_overlay ();
2387#endif
2388 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2389
2390 /* 2465 /*
2391 * G: cleanup cursor and display outline cursor if necessary 2466 * G: cleanup cursor and display outline cursor if necessary
2392 */ 2467 */
2393 if (showcursor) 2468 if (showcursor)
2394 { 2469 {
2395 if (focus) 2470 if (focus)
2396 { 2471 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2397 if (option (Opt_cursorUnderline))
2398 *crp ^= RS_Uline;
2399 else
2400 {
2401 *crp ^= RS_RVid;
2402#ifndef NO_CURSORCOLOR
2403 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2404#endif
2405 }
2406 }
2407 else if (oldcursor.row >= 0) 2472 else if (oldcursor.row >= 0)
2408 { 2473 {
2409 int cursorwidth = 1; 2474 int cursorwidth = 1;
2410 int col = oldcursor.col; 2475 int col = oldcursor.col;
2411 2476
2425 2490
2426 XDrawRectangle (dpy, vt, gc, 2491 XDrawRectangle (dpy, vt, gc,
2427 Col2Pixel (col), 2492 Col2Pixel (col),
2428 Row2Pixel (oldcursor.row), 2493 Row2Pixel (oldcursor.row),
2429 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2494 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2430 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2495 (unsigned int) (Height2Pixel (1) - 1));
2431 } 2496 }
2432 } 2497 }
2433 2498
2434 /* 2499 /*
2435 * H: cleanup selection 2500 * H: cleanup selection
2436 */ 2501 */
2502#if ENABLE_OVERLAY
2503 scr_swap_overlay ();
2504#endif
2505 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2506
2437 scr_reverse_selection (); 2507 scr_reverse_selection ();
2438 2508
2509 screen.flags = old_screen_flags;
2439 num_scr = 0; 2510 num_scr = 0;
2440 num_scr_allow = 1; 2511 num_scr_allow = 1;
2441} 2512}
2442 2513
2443void 2514void ecb_cold
2444rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2515rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2445{ 2516{
2446 if (!l.t) 2517 if (!l.valid ())
2447 return; 2518 return;
2448 2519
2449 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2520 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2450 2521
2451 for (int i = ncol; i--; ) 2522 for (int i = ncol; i--; )
2452 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2523 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2453} 2524}
2454 2525
2455void 2526void ecb_cold
2456rxvt_term::scr_remap_chars () NOTHROW 2527rxvt_term::scr_remap_chars () NOTHROW
2457{ 2528{
2458 for (int i = total_rows; i--; ) 2529 for (int i = total_rows; i--; )
2459 scr_remap_chars (row_buf [i]); 2530 scr_remap_chars (row_buf [i]);
2460 2531
2463 scr_remap_chars (drawn_buf [i]); 2534 scr_remap_chars (drawn_buf [i]);
2464 scr_remap_chars (swap_buf [i]); 2535 scr_remap_chars (swap_buf [i]);
2465 } 2536 }
2466} 2537}
2467 2538
2468void 2539void ecb_cold
2469rxvt_term::scr_recolour () NOTHROW 2540rxvt_term::scr_recolour (bool refresh) NOTHROW
2470{ 2541{
2471#ifdef HAVE_BG_PIXMAP 2542 bool transparent = false;
2472 bgPixmap.apply ();
2473#else
2474 2543
2544#ifdef HAVE_IMG
2545 if (bg_img != 0)
2546 {
2547# if ENABLE_TRANSPARENCY
2548 if (bg_flags & BG_IS_TRANSPARENT)
2549 {
2550 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2551 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2552
2553 transparent = true;
2554 }
2555 else
2556# endif
2557 {
2558 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2559 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2560 }
2561 }
2562 else
2563#endif
2564 {
2475 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2565 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2476 XClearWindow (dpy, parent[0]);
2477 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2566 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2567 }
2568
2569 XClearWindow (dpy, parent);
2478 2570
2479 if (scrollBar.win) 2571 if (scrollBar.win)
2480 { 2572 {
2573 if (transparent)
2574 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2575 else
2481 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2576 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2482 scrollBar.state = STATE_IDLE; 2577 scrollBar.state = SB_STATE_IDLE;
2483 scrollBar.show (0); 2578 scrollBar.show (0);
2484 } 2579 }
2485 2580
2486#endif 2581 if (refresh)
2487 2582 {
2488 /* bgPixmap.apply () does not do the following : */
2489 scr_clear (); 2583 scr_clear ();
2490 scr_touch (true); 2584 scr_touch (true);
2585 }
2491 want_refresh = 1; 2586 want_refresh = 1;
2492} 2587}
2493 2588
2494/* ------------------------------------------------------------------------- */ 2589/* ------------------------------------------------------------------------- */
2495void 2590void
2552 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2647 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2553 srp[col] ^= rstyle; 2648 srp[col] ^= rstyle;
2554} 2649}
2555 2650
2556/* ------------------------------------------------------------------------- */ 2651/* ------------------------------------------------------------------------- */
2557void 2652void ecb_hot
2558rxvt_term::scr_reverse_selection () NOTHROW 2653rxvt_term::scr_reverse_selection () NOTHROW
2559{ 2654{
2560 if (selection.op 2655 if (selection.op
2561 && current_screen == selection.screen 2656 && current_screen == selection.screen
2562 && selection.end.row >= view_start) 2657 && selection.end.row >= view_start)
2563 { 2658 {
2564#if !ENABLE_MINIMAL 2659#if !ENABLE_MINIMAL
2565 if (selection.rect) 2660 if (selection.rect)
2566 scr_xor_rect (selection.beg.row, selection.beg.col, 2661 scr_xor_rect (selection.beg.row, selection.beg.col,
2567 selection.end.row, selection.end.col, 2662 selection.end.row, selection.end.col,
2568 RS_RVid, RS_RVid | RS_Uline); 2663 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2569 else 2664 else
2570#endif 2665#endif
2571 scr_xor_span (selection.beg.row, selection.beg.col, 2666 scr_xor_span (selection.beg.row, selection.beg.col,
2572 selection.end.row, selection.end.col, 2667 selection.end.row, selection.end.col,
2573 RS_RVid); 2668 RS_Sel | RS_RVid);
2574 } 2669 }
2575} 2670}
2576 2671
2577/* ------------------------------------------------------------------------- */ 2672/* ------------------------------------------------------------------------- */
2578/* 2673/*
2581 */ 2676 */
2582#if 0 2677#if 0
2583void 2678void
2584rxvt_term::scr_dump (int fd) NOTHROW 2679rxvt_term::scr_dump (int fd) NOTHROW
2585{ 2680{
2586 int row, wrote; 2681 // if this method is needed, it can be implemented by factoring the
2587 unsigned int width, towrite; 2682 // relevant code in scr_printscreen
2588 char r1[] = "\n";
2589
2590 for (row = saveLines + top_row;
2591 row < saveLines + nrow - 1; row++)
2592 {
2593 width = row_buf[row].l >= 0 ? row_buf[row].l
2594 : ncol;
2595 for (towrite = width; towrite; towrite -= wrote)
2596 {
2597 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2598 towrite);
2599 if (wrote < 0)
2600 return; /* XXX: death, no report */
2601 }
2602 if (row_buf[row].l >= 0)
2603 if (write (fd, r1, 1) <= 0)
2604 return; /* XXX: death, no report */
2605 }
2606} 2683}
2607#endif 2684#endif
2608 2685
2609/* ------------------------------------------------------------------------- * 2686/* ------------------------------------------------------------------------- *
2610 * CHARACTER SELECTION * 2687 * CHARACTER SELECTION *
2611 * ------------------------------------------------------------------------- */ 2688 * ------------------------------------------------------------------------- */
2612void 2689void
2613rxvt_term::selection_check (int check_more) NOTHROW 2690rxvt_term::selection_check (int check_more) NOTHROW
2614{ 2691{
2615 row_col_t pos;
2616
2617 if (!selection.op) 2692 if (!selection.op)
2618 return; 2693 return;
2619 2694
2620 pos.row = pos.col = 0;
2621 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2695 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2622 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2696 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2623 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2697 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2624 || (check_more == 1 2698 || (check_more == 1
2625 && current_screen == selection.screen 2699 && current_screen == selection.screen
2626 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2700 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2627 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2701 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2628 || (check_more == 2
2629 && ROWCOL_IS_BEFORE (selection.beg, pos)
2630 && ROWCOL_IS_AFTER (selection.end, pos))
2631 || (check_more == 3
2632 && ROWCOL_IS_AFTER (selection.end, pos))
2633 || (check_more == 4 /* screen width change */
2634 && (selection.beg.row != selection.end.row
2635 || selection.end.col > ncol)))
2636 CLEAR_SELECTION (); 2702 CLEAR_ALL_SELECTION ();
2703}
2704
2705void
2706rxvt_term::selection_changed () NOTHROW
2707{
2708 line_t &r1 = ROW (selection.beg.row);
2709 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2710 --selection.beg.col;
2711
2712 line_t &r2 = ROW (selection.end.row);
2713 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2714 ++selection.end.col;
2715
2716 want_refresh = 1;
2637} 2717}
2638 2718
2639/* ------------------------------------------------------------------------- */ 2719/* ------------------------------------------------------------------------- */
2640/* 2720/*
2641 * Paste a selection direct to the command fd 2721 * Paste a selection direct to the command fd
2642 */ 2722 */
2643void 2723void
2644rxvt_term::paste (char *data, unsigned int len) NOTHROW 2724rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2645{ 2725{
2646 /* convert normal newline chars into common keyboard Return key sequence */ 2726 /* convert normal newline chars into common keyboard Return key sequence */
2647 for (unsigned int i = 0; i < len; i++) 2727 for (unsigned int i = 0; i < len; i++)
2648 if (data[i] == C0_LF) 2728 if (data[i] == C0_LF)
2649 data[i] = C0_CR; 2729 data[i] = C0_CR;
2650 2730
2651 if (priv_modes & PrivMode_BracketPaste) 2731 if (priv_modes & PrivMode_BracketPaste)
2652 tt_printf ("\e[200~"); 2732 tt_printf ("\x1b[200~");
2653 2733
2654 tt_write (data, len); 2734 tt_write (data, len);
2655 2735
2656 if (priv_modes & PrivMode_BracketPaste) 2736 if (priv_modes & PrivMode_BracketPaste)
2657 tt_printf ("\e[201~"); 2737 tt_printf ("\x1b[201~");
2658} 2738}
2659 2739
2660/* ------------------------------------------------------------------------- */
2661/*
2662 * Respond to a notification that a primary selection has been sent
2663 * EXT: SelectionNotify
2664 */
2665void 2740void
2666rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2741rxvt_term::paste (char *data, unsigned int len) NOTHROW
2667{ 2742{
2668 if (prop == None) /* check for failed XConvertSelection */ 2743 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2669 {
2670 if ((selection_type & Sel_CompoundText))
2671 {
2672 int selnum = selection_type & Sel_whereMask;
2673
2674 selection_type = 0;
2675 if (selnum != Sel_direct)
2676 selection_request_other (XA_STRING, selnum);
2677 }
2678
2679 if ((selection_type & Sel_UTF8String))
2680 {
2681 int selnum = selection_type & Sel_whereMask;
2682
2683 selection_type = Sel_CompoundText;
2684 if (selnum != Sel_direct)
2685 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2686 else
2687 selection_type = 0;
2688 }
2689
2690 return;
2691 }
2692
2693 unsigned long bytes_after;
2694 XTextProperty ct;
2695
2696 if (XGetWindowProperty (dpy, win, prop,
2697 0, PROP_SIZE / 4,
2698 delete_prop, AnyPropertyType,
2699 &ct.encoding, &ct.format,
2700 &ct.nitems, &bytes_after,
2701 &ct.value) != Success)
2702 {
2703 ct.value = 0;
2704 goto bailout;
2705 }
2706
2707 if (ct.encoding == None)
2708 goto bailout;
2709
2710 if (bytes_after)
2711 {
2712 // fetch and append remaining data
2713 XTextProperty ct2;
2714
2715 if (XGetWindowProperty (dpy, win, prop,
2716 ct.nitems / 4, (bytes_after + 3) / 4,
2717 delete_prop, AnyPropertyType,
2718 &ct2.encoding, &ct2.format,
2719 &ct2.nitems, &bytes_after,
2720 &ct2.value) != Success)
2721 goto bailout;
2722
2723 // realloc should be compatible to XFree, here, and elsewhere, too
2724 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2725 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2726 ct.nitems += ct2.nitems;
2727
2728 XFree (ct2.value);
2729 }
2730
2731 if (ct.value == 0)
2732 goto bailout;
2733
2734 if (ct.encoding == xa[XA_INCR])
2735 {
2736 // INCR selection, start handshake
2737 if (!delete_prop)
2738 XDeleteProperty (dpy, win, prop);
2739
2740 selection_wait = Sel_incr;
2741 incr_buf_fill = 0;
2742 incr_ev.start (10);
2743
2744 goto bailout;
2745 }
2746
2747 if (ct.nitems == 0)
2748 {
2749 if (selection_wait == Sel_incr)
2750 {
2751 XFree (ct.value);
2752
2753 // finally complete, now paste the whole thing
2754 selection_wait = Sel_normal;
2755 ct.value = (unsigned char *)incr_buf;
2756 ct.nitems = incr_buf_fill;
2757 incr_buf = 0;
2758 incr_buf_size = 0;
2759 incr_ev.stop ();
2760 }
2761 else
2762 {
2763 if (selection_wait == Sel_normal
2764 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2765 {
2766 /*
2767 * pass through again trying CUT_BUFFER0 if we've come from
2768 * XConvertSelection () but nothing was presented
2769 */
2770 selection_paste (display->root, XA_CUT_BUFFER0, False);
2771 }
2772
2773 goto bailout;
2774 }
2775 }
2776 else if (selection_wait == Sel_incr)
2777 {
2778 incr_ev.start (10);
2779
2780 while (incr_buf_fill + ct.nitems > incr_buf_size)
2781 {
2782 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2783 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2784 }
2785
2786 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2787 incr_buf_fill += ct.nitems;
2788
2789 goto bailout;
2790 }
2791
2792 char **cl;
2793 int cr;
2794
2795#if !ENABLE_MINIMAL
2796 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2797 // so recode it manually
2798 if (ct.encoding == xa[XA_UTF8_STRING])
2799 {
2800 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2801 char *s = rxvt_wcstombs (w);
2802 free (w);
2803 // TODO: strlen == only the first element will be converted. well...
2804 paste (s, strlen (s));
2805 free (s);
2806 }
2807 else
2808#endif
2809 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2810 && cl)
2811 {
2812 for (int i = 0; i < cr; i++)
2813 paste (cl[i], strlen (cl[i]));
2814
2815 XFreeStringList (cl);
2816 }
2817 else
2818 paste ((char *)ct.value, ct.nitems); // paste raw
2819
2820bailout:
2821 XFree (ct.value);
2822
2823 if (selection_wait == Sel_normal)
2824 selection_wait = Sel_none;
2825}
2826
2827void
2828rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2829{
2830 selection_wait = Sel_none;
2831
2832 incr_buf_size = 0;
2833 free (incr_buf);
2834
2835 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2836}
2837
2838void
2839rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2840{
2841 if (prop == None || selection_wait != Sel_incr)
2842 return; 2744 return;
2843 2745
2844 selection_paste (win, prop, true); 2746 tt_paste (data, len);
2845} 2747}
2846 2748
2847/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2848/* 2750/*
2849 * Request the current selection: 2751 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2850 * Order: > internal selection if available 2752 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2851 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2753 * as fallback
2852 * > CUT_BUFFER0
2853 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2854 * will auto fallback to CUT_BUFFER0
2855 * EXT: button 2 release 2754 * EXT: button 2 release
2856 */ 2755 */
2857void 2756void
2858rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2757rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2859{ 2758{
2860 if (selection.text && selnum == Sel_Primary) 2759 if (!selection_req)
2861 {
2862 /* internal selection */
2863 char *str = rxvt_wcstombs (selection.text, selection.len);
2864 paste (str, strlen (str));
2865 free (str);
2866 return;
2867 } 2760 {
2868 else 2761 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2762 selection_req->run ();
2869 { 2763 }
2870 selection_request_time = tm;
2871 selection_wait = Sel_normal;
2872
2873#if X_HAVE_UTF8_STRING
2874 selection_type = Sel_UTF8String;
2875 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2876 return;
2877#else
2878 selection_type = Sel_CompoundText;
2879 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2880 return;
2881#endif
2882 }
2883
2884 selection_wait = Sel_none; /* don't loop in selection_paste () */
2885 selection_paste (display->root, XA_CUT_BUFFER0, false);
2886}
2887
2888int
2889rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2890{
2891 Atom sel;
2892
2893 selection_type |= selnum;
2894
2895 if (selnum == Sel_Primary)
2896 sel = XA_PRIMARY;
2897 else if (selnum == Sel_Secondary)
2898 sel = XA_SECONDARY;
2899 else
2900 sel = xa[XA_CLIPBOARD];
2901
2902 if (XGetSelectionOwner (dpy, sel) != None)
2903 {
2904 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2905 vt, selection_request_time);
2906 return 1;
2907 }
2908
2909 return 0;
2910} 2764}
2911 2765
2912/* ------------------------------------------------------------------------- */ 2766/* ------------------------------------------------------------------------- */
2913/* 2767/*
2914 * Clear all selected text 2768 * Clear all selected text
2915 * EXT: SelectionClear 2769 * EXT: SelectionClear
2916 */ 2770 */
2917void 2771void
2918rxvt_term::selection_clear () NOTHROW 2772rxvt_term::selection_clear (bool clipboard) NOTHROW
2919{ 2773{
2774 if (!clipboard)
2775 {
2920 want_refresh = 1; 2776 want_refresh = 1;
2921 free (selection.text); 2777 free (selection.text);
2922 selection.text = NULL; 2778 selection.text = NULL;
2923 selection.len = 0; 2779 selection.len = 0;
2924 CLEAR_SELECTION (); 2780 CLEAR_SELECTION ();
2925 2781
2926 if (display->selection_owner == this) 2782 if (display->selection_owner == this)
2927 display->selection_owner = 0; 2783 display->selection_owner = 0;
2784 }
2785 else
2786 {
2787 free (selection.clip_text);
2788 selection.clip_text = NULL;
2789 selection.clip_len = 0;
2790
2791 if (display->clipboard_owner == this)
2792 display->clipboard_owner = 0;
2793 }
2928} 2794}
2929 2795
2930/* ------------------------------------------------------------------------- */ 2796/* ------------------------------------------------------------------------- */
2931/* 2797/*
2932 * Copy a selection into the cut buffer 2798 * Copy a selection into the cut buffer
2933 * EXT: button 1 or 3 release 2799 * EXT: button 1 or 3 release
2934 */ 2800 */
2935void 2801void
2936rxvt_term::selection_make (Time tm) 2802rxvt_term::selection_make (Time tm)
2937{ 2803{
2938 int i; 2804 int size;
2939 wchar_t *new_selection_text; 2805 wchar_t *new_selection_text;
2940 text_t *t; 2806 text_t *t;
2941 2807
2942 switch (selection.op) 2808 switch (selection.op)
2943 { 2809 {
2959 return; /* nothing selected, go away */ 2825 return; /* nothing selected, go away */
2960 2826
2961 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2827 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2962 return; 2828 return;
2963 2829
2964 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2830 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2965 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2831 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2966 2832
2967 int ofs = 0; 2833 int ofs = 0;
2968 int extra = 0; 2834 int extra = 0;
2969 2835
2970 int col = selection.beg.col; 2836 int col = selection.beg.col;
2976 { 2842 {
2977#if !ENABLE_MINIMAL 2843#if !ENABLE_MINIMAL
2978 if (selection.rect) 2844 if (selection.rect)
2979 { 2845 {
2980 col = selection.beg.col; 2846 col = selection.beg.col;
2981 end_col = ncol + 1; 2847 end_col = selection.end.col;
2982 } 2848 }
2983 else 2849 else
2984#endif 2850#endif
2985 end_col = ROW(row).l; 2851 end_col = ROW(row).l;
2986 2852
2987 col = max (col, 0); 2853 col = max (col, 0);
2988 2854
2989 if (row == selection.end.row 2855 if (row == selection.end.row)
2990#if !ENABLE_MINIMAL
2991 || selection.rect
2992#endif
2993 )
2994 min_it (end_col, selection.end.col); 2856 min_it (end_col, selection.end.col);
2995 2857
2996 t = ROW(row).t + col; 2858 t = ROW(row).t + col;
2997 2859
2998 for (; col < end_col; col++) 2860 for (; col < end_col; col++)
3006 2868
3007 extra -= (len - 1); 2869 extra -= (len - 1);
3008 2870
3009 if (extra < 0) 2871 if (extra < 0)
3010 { 2872 {
3011 extra += i; 2873 extra += size;
3012 i += i; 2874 size += size;
3013 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2875 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3014 } 2876 }
3015 2877
3016 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2878 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3017 } 2879 }
3018#endif 2880#endif
3030 2892
3031 new_selection_text[ofs++] = C0_LF; 2893 new_selection_text[ofs++] = C0_LF;
3032 } 2894 }
3033 else 2895 else
3034#endif 2896#endif
3035 if (!ROW(row).is_longer () && row != selection.end.row) 2897 if (!ROW(row).is_longer ()
2898 && (row != selection.end.row || end_col != selection.end.col)
2899 && (row != selection.beg.row || selection.beg.col < ncol))
3036 new_selection_text[ofs++] = C0_LF; 2900 new_selection_text[ofs++] = C0_LF;
3037 } 2901 }
3038
3039 if (end_col != selection.end.col)
3040 new_selection_text[ofs++] = C0_LF;
3041 2902
3042 new_selection_text[ofs] = 0; 2903 new_selection_text[ofs] = 0;
3043 2904
3044 if (ofs == 0) 2905 if (ofs == 0)
3045 { 2906 {
3058 2919
3059 selection_grab (tm); 2920 selection_grab (tm);
3060} 2921}
3061 2922
3062bool 2923bool
3063rxvt_term::selection_grab (Time tm) NOTHROW 2924rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3064{ 2925{
2926 Atom sel;
2927
2928 if (!clipboard)
2929 {
3065 selection_time = tm; 2930 selection_time = tm;
2931 sel = XA_PRIMARY;
2932 }
2933 else
2934 {
2935 clipboard_time = tm;
2936 sel = xa[XA_CLIPBOARD];
2937 }
3066 2938
3067 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2939 XSetSelectionOwner (dpy, sel, vt, tm);
3068 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2940 if (XGetSelectionOwner (dpy, sel) == vt)
3069 { 2941 {
3070 display->set_selection_owner (this); 2942 display->set_selection_owner (this, clipboard);
3071 return true; 2943 return true;
3072 } 2944 }
3073 else 2945 else
3074 { 2946 {
3075 selection_clear (); 2947 selection_clear (clipboard);
3076 return false; 2948 return false;
3077 } 2949 }
3078 2950
3079#if 0 2951#if 0
3080 XTextProperty ct; 2952 XTextProperty ct;
3090/* ------------------------------------------------------------------------- */ 2962/* ------------------------------------------------------------------------- */
3091/* 2963/*
3092 * Mark or select text based upon number of clicks: 1, 2, or 3 2964 * Mark or select text based upon number of clicks: 1, 2, or 3
3093 * EXT: button 1 press 2965 * EXT: button 1 press
3094 */ 2966 */
3095void 2967void ecb_cold
3096rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2968rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3097{ 2969{
3098 clicks = ((clicks - 1) % 3) + 1; 2970 clicks = ((clicks - 1) % 3) + 1;
3099 selection.clicks = clicks; /* save clicks so extend will work */ 2971 selection.clicks = clicks; /* save clicks so extend will work */
3100 2972
3119 2991
3120/* ------------------------------------------------------------------------- */ 2992/* ------------------------------------------------------------------------- */
3121/* 2993/*
3122 * Mark a selection at the specified col/row 2994 * Mark a selection at the specified col/row
3123 */ 2995 */
3124void 2996void ecb_cold
3125rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2997rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3126{ 2998{
3127 want_refresh = 1; 2999 want_refresh = 1;
3128 3000
3129 selection.mark.row = row + view_start; 3001 selection.mark.row = row + view_start;
3152 * Word select: select text for 2 clicks 3024 * Word select: select text for 2 clicks
3153 * We now only find out the boundary in one direction 3025 * We now only find out the boundary in one direction
3154 */ 3026 */
3155 3027
3156/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3028/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3157#define DELIMIT_TEXT(x) \ 3029#define DELIMIT_TEXT(x) \
3158 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3030 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3159#define DELIMIT_REND(x) 1 3031#define DELIMIT_REND(x) 1
3160 3032
3161void 3033void ecb_cold
3162rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3034rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3163{ 3035{
3164 int col, row, dirnadd, tcol, trow, w1, w2; 3036 int col, row, dirnadd, tcol, trow, w1, w2;
3165 row_col_t bound; 3037 row_col_t bound;
3166 text_t *stp; 3038 text_t *stp;
3240 * EXT: button 3 press; button 1 or 3 drag 3112 * EXT: button 3 press; button 1 or 3 drag
3241 * flag == 0 ==> button 1 3113 * flag == 0 ==> button 1
3242 * flag == 1 ==> button 3 press 3114 * flag == 1 ==> button 3 press
3243 * flag == 2 ==> button 3 motion 3115 * flag == 2 ==> button 3 motion
3244 */ 3116 */
3245void 3117void ecb_cold
3246rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3118rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3247{ 3119{
3248 int col = clamp (Pixel2Col (x), 0, ncol); 3120 int col = clamp (Pixel2Col (x), 0, ncol);
3249 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3121 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3250 3122
3276 3148
3277/* ------------------------------------------------------------------------- */ 3149/* ------------------------------------------------------------------------- */
3278/* 3150/*
3279 * Extend the selection to the specified col/row 3151 * Extend the selection to the specified col/row
3280 */ 3152 */
3281void 3153void ecb_cold
3282rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3154rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3283{ 3155{
3284 row_col_t pos; 3156 row_col_t pos;
3285 enum { 3157 enum {
3286 LEFT, RIGHT 3158 LEFT, RIGHT
3287 } closeto = RIGHT; 3159 } closeto = RIGHT;
3288
3289 want_refresh = 1;
3290 3160
3291 switch (selection.op) 3161 switch (selection.op)
3292 { 3162 {
3293 case SELECTION_INIT: 3163 case SELECTION_INIT:
3294 CLEAR_SELECTION (); 3164 CLEAR_SELECTION ();
3474 3344
3475#if !ENABLE_MINIMAL 3345#if !ENABLE_MINIMAL
3476 if (selection.rect && selection.beg.col > selection.end.col) 3346 if (selection.rect && selection.beg.col > selection.end.col)
3477 ::swap (selection.beg.col, selection.end.col); 3347 ::swap (selection.beg.col, selection.end.col);
3478#endif 3348#endif
3349
3350 selection_changed ();
3479} 3351}
3480 3352
3481#if !ENABLE_MINIMAL 3353#if !ENABLE_MINIMAL
3482void 3354void ecb_cold
3483rxvt_term::selection_remove_trailing_spaces () NOTHROW 3355rxvt_term::selection_remove_trailing_spaces () NOTHROW
3484{ 3356{
3485 int32_t end_col, end_row; 3357 int32_t end_col, end_row;
3486 text_t *stp; 3358 text_t *stp;
3487 3359
3525/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3526/* 3398/*
3527 * Double click on button 3 when already selected 3399 * Double click on button 3 when already selected
3528 * EXT: button 3 double click 3400 * EXT: button 3 double click
3529 */ 3401 */
3530void 3402void ecb_cold
3531rxvt_term::selection_rotate (int x, int y) NOTHROW 3403rxvt_term::selection_rotate (int x, int y) NOTHROW
3532{ 3404{
3533 selection.clicks = selection.clicks % 3 + 1; 3405 selection.clicks = selection.clicks % 3 + 1;
3534 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3406 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3535} 3407}
3537/* ------------------------------------------------------------------------- */ 3409/* ------------------------------------------------------------------------- */
3538/* 3410/*
3539 * Respond to a request for our current selection 3411 * Respond to a request for our current selection
3540 * EXT: SelectionRequest 3412 * EXT: SelectionRequest
3541 */ 3413 */
3542void 3414void ecb_cold
3543rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3415rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3544{ 3416{
3417 Atom property = rq.property == None ? rq.target : rq.property;
3545 XSelectionEvent ev; 3418 XSelectionEvent ev;
3546 3419
3547 ev.type = SelectionNotify; 3420 ev.type = SelectionNotify;
3548 ev.property = None; 3421 ev.property = None;
3549 ev.display = rq.display; 3422 ev.display = rq.display;
3564 *target++ = xa[XA_COMPOUND_TEXT]; 3437 *target++ = xa[XA_COMPOUND_TEXT];
3565#if X_HAVE_UTF8_STRING 3438#if X_HAVE_UTF8_STRING
3566 *target++ = xa[XA_UTF8_STRING]; 3439 *target++ = xa[XA_UTF8_STRING];
3567#endif 3440#endif
3568 3441
3569 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3442 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3570 32, PropModeReplace, 3443 32, PropModeReplace,
3571 (unsigned char *)target_list, target - target_list); 3444 (unsigned char *)target_list, target - target_list);
3572 ev.property = rq.property; 3445 ev.property = property;
3573 } 3446 }
3574#if TODO // TODO 3447#if TODO // TODO
3575 else if (rq.target == xa[XA_MULTIPLE]) 3448 else if (rq.target == xa[XA_MULTIPLE])
3576 { 3449 {
3577 /* TODO: Handle MULTIPLE */ 3450 /* TODO: Handle MULTIPLE */
3578 } 3451 }
3579#endif 3452#endif
3580 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3453 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3581 { 3454 {
3582 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3455 XChangeProperty (dpy, rq.requestor, property, rq.target,
3583 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3456 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3584 ev.property = rq.property; 3457 ev.property = property;
3458 }
3459 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3460 {
3461 XChangeProperty (dpy, rq.requestor, property, rq.target,
3462 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3463 ev.property = property;
3585 } 3464 }
3586 else if (rq.target == XA_STRING 3465 else if (rq.target == XA_STRING
3587 || rq.target == xa[XA_TEXT] 3466 || rq.target == xa[XA_TEXT]
3588 || rq.target == xa[XA_COMPOUND_TEXT] 3467 || rq.target == xa[XA_COMPOUND_TEXT]
3589 || rq.target == xa[XA_UTF8_STRING] 3468 || rq.target == xa[XA_UTF8_STRING]
3621 { 3500 {
3622 target = xa[XA_COMPOUND_TEXT]; 3501 target = xa[XA_COMPOUND_TEXT];
3623 style = enc_compound_text; 3502 style = enc_compound_text;
3624 } 3503 }
3625 3504
3626 if (selection.text) 3505 if (rq.selection == XA_PRIMARY && selection.text)
3627 { 3506 {
3628 cl = selection.text; 3507 cl = selection.text;
3629 selectlen = selection.len; 3508 selectlen = selection.len;
3509 }
3510 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3511 {
3512 cl = selection.clip_text;
3513 selectlen = selection.clip_len;
3630 } 3514 }
3631 else 3515 else
3632 { 3516 {
3633 cl = L""; 3517 cl = L"";
3634 selectlen = 0; 3518 selectlen = 0;
3655 ct.value = (unsigned char *)cl; 3539 ct.value = (unsigned char *)cl;
3656 ct.nitems = selectlen; 3540 ct.nitems = selectlen;
3657 ct.encoding = target; 3541 ct.encoding = target;
3658 } 3542 }
3659 3543
3660 XChangeProperty (dpy, rq.requestor, rq.property, 3544 XChangeProperty (dpy, rq.requestor, property,
3661 ct.encoding, 8, PropModeReplace, 3545 ct.encoding, 8, PropModeReplace,
3662 ct.value, (int)ct.nitems); 3546 ct.value, (int)ct.nitems);
3663 ev.property = rq.property; 3547 ev.property = property;
3664 3548
3665 if (freect) 3549 if (freect)
3666 XFree (ct.value); 3550 XFree (ct.value);
3667 } 3551 }
3668 3552
3669 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3553 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3670} 3554}
3671 3555
3672/* ------------------------------------------------------------------------- */ 3556/* ------------------------------------------------------------------------- */
3673#ifdef USE_XIM 3557#if USE_XIM
3674void 3558void ecb_cold
3675rxvt_term::im_set_position (XPoint &pos) NOTHROW 3559rxvt_term::im_set_position (XPoint &pos) NOTHROW
3676{ 3560{
3677 XWindowAttributes xwa; 3561 XWindowAttributes xwa;
3678 3562
3679 XGetWindowAttributes (dpy, vt, &xwa); 3563 XGetWindowAttributes (dpy, vt, &xwa);
3702 h += 2; min_it (h, nrow); 3586 h += 2; min_it (h, nrow);
3703 3587
3704 x -= 1; clamp_it (x, 0, ncol - w); 3588 x -= 1; clamp_it (x, 0, ncol - w);
3705 y -= 1; clamp_it (y, 0, nrow - h); 3589 y -= 1; clamp_it (y, 0, nrow - h);
3706 3590
3707 ov_x = x; ov_y = y; 3591 ov.x = x; ov.y = y;
3708 ov_w = w; ov_h = h; 3592 ov.w = w; ov.h = h;
3709 3593
3710 ov_text = new text_t *[h]; 3594 ov.text = new text_t *[h];
3711 ov_rend = new rend_t *[h]; 3595 ov.rend = new rend_t *[h];
3712 3596
3713 for (y = 0; y < h; y++) 3597 for (y = 0; y < h; y++)
3714 { 3598 {
3715 text_t *tp = ov_text[y] = new text_t[w]; 3599 text_t *tp = ov.text[y] = new text_t[w];
3716 rend_t *rp = ov_rend[y] = new rend_t[w]; 3600 rend_t *rp = ov.rend[y] = new rend_t[w];
3717 3601
3718 text_t t0, t1, t2; 3602 text_t t0, t1, t2;
3719 rend_t r = OVERLAY_RSTYLE; 3603 rend_t r = OVERLAY_RSTYLE;
3720 3604
3721 if (y == 0) 3605 if (y == 0)
3740} 3624}
3741 3625
3742void 3626void
3743rxvt_term::scr_overlay_off () NOTHROW 3627rxvt_term::scr_overlay_off () NOTHROW
3744{ 3628{
3745 if (!ov_text) 3629 if (!ov.text)
3746 return; 3630 return;
3747 3631
3748 want_refresh = 1; 3632 want_refresh = 1;
3749 3633
3750 for (int y = 0; y < ov_h; y++) 3634 for (int y = 0; y < ov.h; y++)
3751 { 3635 {
3752 delete [] ov_text[y]; 3636 delete [] ov.text[y];
3753 delete [] ov_rend[y]; 3637 delete [] ov.rend[y];
3754 } 3638 }
3755 3639
3756 delete [] ov_text; ov_text = 0; 3640 delete [] ov.text; ov.text = 0;
3757 delete [] ov_rend; ov_rend = 0; 3641 delete [] ov.rend; ov.rend = 0;
3758} 3642}
3759 3643
3760void 3644void
3761rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3645rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3762{ 3646{
3763 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3647 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3764 return; 3648 return;
3765 3649
3766 x++, y++; 3650 x++, y++;
3767 3651
3768 ov_text[y][x] = text; 3652 ov.text[y][x] = text;
3769 ov_rend[y][x] = rend; 3653 ov.rend[y][x] = rend;
3770} 3654}
3771 3655
3772void 3656void
3773rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3657rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3774{ 3658{
3793} 3677}
3794 3678
3795void 3679void
3796rxvt_term::scr_swap_overlay () NOTHROW 3680rxvt_term::scr_swap_overlay () NOTHROW
3797{ 3681{
3798 if (!ov_text) 3682 if (!ov.text)
3799 return; 3683 return;
3800 3684
3685 // hide cursor if it is within the overlay area
3686 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3687 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3688 screen.flags &= ~Screen_VisibleCursor;
3689
3801 // swap screen mem with overlay 3690 // swap screen mem with overlay
3802 for (int y = ov_h; y--; ) 3691 for (int y = ov.h; y--; )
3803 { 3692 {
3804 text_t *t1 = ov_text[y]; 3693 text_t *t1 = ov.text[y];
3805 rend_t *r1 = ov_rend[y]; 3694 rend_t *r1 = ov.rend[y];
3806 3695
3807 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3696 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3808 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3697 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3809 3698
3810 for (int x = ov_w; x--; ) 3699 for (int x = ov.w; x--; )
3811 { 3700 {
3812 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3701 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3813 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3702 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3814 } 3703 }
3815 } 3704 }

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