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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.300 by ayin, Sun Jan 27 22:48:33 2008 UTC vs.
Revision 1.430 by root, Sun Jan 13 20:16:40 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);
149} 153}
150 154
151/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
152 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
153 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
154 158
155void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
156rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
157{ 195{
158#if ENABLE_OVERLAY 196#if ENABLE_OVERLAY
159 scr_overlay_off (); 197 scr_overlay_off ();
160#endif 198#endif
161 199
162 rvideo_mode = false;
163 view_start = 0; 200 view_start = 0;
164 num_scr = 0; 201 num_scr = 0;
165 202
166 if (ncol == 0) 203 if (ncol == 0)
167 ncol = 80; 204 ncol = 80;
169 if (nrow == 0) 206 if (nrow == 0)
170 nrow = 24; 207 nrow = 24;
171 208
172 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 210 return;
174
175 if (current_screen != PRIMARY)
176 scr_swap_screen ();
177 211
178 // we need at least two lines for wrapping to work correctly 212 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2) 213 while (nrow + saveLines < 2)
180 { 214 {
181 //TODO//FIXME 215 //TODO//FIXME
190 total_rows = nrow + saveLines; 224 total_rows = nrow + saveLines;
191 225
192 screen.tscroll = 0; 226 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
194 228
229 void *prev_chunk = chunk;
230 size_t prev_chunk_size = chunk_size;
231 line_t *prev_drawn_buf = drawn_buf;
232 line_t *prev_swap_buf = swap_buf;
233 line_t *prev_row_buf = row_buf;
234
235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
195 if (!row_buf) 239 if (!prev_row_buf)
196 { 240 {
197 /* 241 /*
198 * first time called so just malloc everything: don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
199 */ 243 */
200 top_row = 0; 244 top_row = 0;
201 term_start = 0; 245 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 }
216 246
217 memset (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
220 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
234 selection.text = NULL; 264 selection.text = NULL;
235 selection.len = 0; 265 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
238 selection.clicks = 0; 268 selection.clicks = 0;
269 selection.clip_text = NULL;
270 selection.clip_len = 0;
239 } 271 }
240 else 272 else
241 { 273 {
242 /* 274 /*
243 * add or delete rows as appropriate 275 * add or delete rows as appropriate
244 */ 276 */
245 277
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
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
263 for (int row = min (nrow, prev_nrow); row--; ) 278 for (int row = min (nrow, prev_nrow); row--; )
264 { 279 {
265 lresize (drawn_buf[row]); 280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
266 lresize (swap_buf [row]); 281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
267 }
268 282
269 for (int row = prev_nrow; row < nrow; row++) 283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
288 swap_buf [row].l = min (prev_swap_buf [row].l, ncol);
289 swap_buf [row].f = prev_swap_buf [row].f;
270 { 290 }
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));
277 291
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 292 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows); 293 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row 294 int q = total_rows; // rewrapped row
281 295
282 if (top_row) 296 if (top_row)
283 { 297 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 298 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm. 299 // to come up with a lean and mean algorithm.
300 // TODO: maybe optimise when width didn't change
286 301
287 row_col_t ocur = screen.cur; 302 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 303 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289 304
290 do 305 do
291 { 306 {
292 p = MOD (p - 1, prev_total_rows); 307 p = MOD (p - 1, prev_total_rows);
293#ifdef DEBUG_STRICT
294 assert (old_buf [MOD (p, prev_total_rows)].t); 308 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
295#endif
296 int plines = 1; 309 int plines = 1;
297 int llen = old_buf [MOD (p, prev_total_rows)].l; 310 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
298 311
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 312 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
300 { 313 {
301 p = MOD (p - 1, prev_total_rows); 314 p = MOD (p - 1, prev_total_rows);
302 315
303 plines++; 316 plines++;
304 llen += prev_ncol; 317 llen += prev_ncol;
317 330
318 // re-assemble the full line by destination lines 331 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++) 332 for (int qrow = q; qlines--; qrow++)
320 { 333 {
321 qline = row_buf + qrow; 334 qline = row_buf + qrow;
322 lalloc (*qline); 335 qline->alloc (); // redundant with next line
323 qline->l = ncol; 336 qline->l = ncol;
324 qline->is_longer (1); 337 qline->is_longer (1);
325 338
326 int qcol = 0; 339 int qcol = 0;
327 340
342 // this seems to upset applications/shells/readline 355 // this seems to upset applications/shells/readline
343 // least. 356 // least.
344 if (prow == ocur.row) 357 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow); 358 screen.cur.row = q - (total_rows - nrow);
346 359
347 line_t &pline = old_buf [prow]; 360 line_t &pline = prev_row_buf [prow];
348 361
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 362 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350 363
351 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 364 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 365 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
373 { 386 {
374 // if no scrollback exists (yet), wing, instead of wrap 387 // if no scrollback exists (yet), wing, instead of wrap
375 388
376 for (int row = min (nrow, prev_nrow); row--; ) 389 for (int row = min (nrow, prev_nrow); row--; )
377 { 390 {
378 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 391 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
379 line_t &qline = row_buf [row]; 392 line_t &dst = row_buf [row];
380 393
381 qline = pline; 394 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
382 lresize (qline); 395
396 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
397 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
398 dst.l = common_col;
383 } 399 }
384 400
385 for (int row = prev_nrow; row < nrow; row++) 401 for (int row = prev_nrow; row < nrow; row++)
386 {
387 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 402 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
388 }
389 403
390 term_start = 0; 404 term_start = 0;
391 } 405 }
392
393 free (old_buf);
394 delete old_ta;
395 delete old_ra;
396 406
397 clamp_it (screen.cur.row, 0, nrow - 1); 407 clamp_it (screen.cur.row, 0, nrow - 1);
398 clamp_it (screen.cur.col, 0, ncol - 1); 408 clamp_it (screen.cur.col, 0, ncol - 1);
409 }
399 410
411 for (int row = nrow; row--; )
412 {
413 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
414 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
415 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
416 }
417
418 chunk_free (prev_chunk, prev_chunk_size);
419
400 free (tabs); 420 free (tabs);
401 } 421 tabs = (char *)rxvt_malloc (ncol);
422
423 for (int col = ncol; col--; )
424 tabs [col] = col % TABSIZE == 0;
402 425
403 CLEAR_ALL_SELECTION (); 426 CLEAR_ALL_SELECTION ();
404 427
405 prev_nrow = nrow; 428 prev_nrow = nrow;
406 prev_ncol = ncol; 429 prev_ncol = ncol;
407 430
408 tabs = (char *)rxvt_malloc (ncol); 431 tt_winch ();
409 432
410 for (int col = ncol; --col; ) 433 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411 tabs [col] = col % TABSIZE == 0; 434}
435
436void ecb_cold
437rxvt_term::scr_release () NOTHROW
438{
439 chunk_free (chunk, chunk_size);
440 chunk = 0;
441 row_buf = 0;
442
443 free (tabs);
444 tabs = 0;
445}
446
447/* ------------------------------------------------------------------------- */
448/*
449 * Hard/Soft reset
450 */
451void ecb_cold
452rxvt_term::scr_poweron ()
453{
454 scr_release ();
455
456 prev_nrow = prev_ncol = 0;
457 rvideo_mode = false;
458 scr_soft_reset ();
459 scr_reset ();
460
461 scr_clear (true);
462 scr_refresh ();
463}
464
465void ecb_cold
466rxvt_term::scr_soft_reset () NOTHROW
467{
468 /* only affects modes, nothing drastic such as clearing the screen */
469#if ENABLE_OVERLAY
470 scr_overlay_off ();
471#endif
412 472
413 if (current_screen != PRIMARY) 473 if (current_screen != PRIMARY)
414 scr_swap_screen (); 474 scr_swap_screen ();
415 475
416 tt_winch (); 476 scr_scroll_region (0, MAX_ROWS - 1);
417 477 scr_rendition (0, ~RS_None);
418 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 478 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} 479}
456 480
457/* ------------------------------------------------------------------------- * 481/* ------------------------------------------------------------------------- *
458 * PROCESS SCREEN COMMANDS * 482 * PROCESS SCREEN COMMANDS *
459 * ------------------------------------------------------------------------- */ 483 * ------------------------------------------------------------------------- */
497 } 521 }
498 522
499 /* boundary check in case screen size changed between SAVE and RESTORE */ 523 /* boundary check in case screen size changed between SAVE and RESTORE */
500 min_it (s->cur.row, nrow - 1); 524 min_it (s->cur.row, nrow - 1);
501 min_it (s->cur.col, ncol - 1); 525 min_it (s->cur.col, ncol - 1);
502#ifdef DEBUG_STRICT
503 assert (s->cur.row >= 0); 526 assert (s->cur.row >= 0);
504 assert (s->cur.col >= 0); 527 assert (s->cur.col >= 0);
505#endif
506} 528}
507 529
508void 530void
509rxvt_term::scr_swap_screen () 531rxvt_term::scr_swap_screen () NOTHROW
510{ 532{
511 if (!option (Opt_secondaryScreen)) 533 if (!option (Opt_secondaryScreen))
512 return; 534 return;
513 535
514 for (int i = prev_nrow; i--; ) 536 for (int i = prev_nrow; i--; )
533 return; 555 return;
534 556
535 want_refresh = 1; 557 want_refresh = 1;
536 view_start = 0; 558 view_start = 0;
537 559
538 selection_check (2); /* check for boundary cross */ 560 /* check for boundary cross */
561 row_col_t pos;
562 pos.row = pos.col = 0;
563 if (ROWCOL_IS_BEFORE (selection.beg, pos)
564 && ROWCOL_IS_AFTER (selection.end, pos))
565 CLEAR_SELECTION ();
539 566
540 int i = current_screen; current_screen = scrn; scrn = i; 567 current_screen = scrn;
541 568
542#if NSCREENS 569#if NSCREENS
543 if (option (Opt_secondaryScreen)) 570 if (option (Opt_secondaryScreen))
544 { 571 {
545 num_scr = 0; 572 num_scr = 0;
609/* 636/*
610 * Scroll text between <row1> and <row2> inclusive, by <count> lines 637 * Scroll text between <row1> and <row2> inclusive, by <count> lines
611 * count positive ==> scroll up 638 * count positive ==> scroll up
612 * count negative ==> scroll down 639 * count negative ==> scroll down
613 */ 640 */
614int 641int ecb_hot
615rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 642rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
616{ 643{
617 if (count == 0 || (row1 > row2)) 644 if (count == 0 || (row1 > row2))
618 return 0; 645 return 0;
619 646
622 649
623 if (count > 0 650 if (count > 0
624 && row1 == 0 651 && row1 == 0
625 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 652 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
626 { 653 {
654 min_it (count, total_rows - (nrow - (row2 + 1)));
655
627 top_row = max (top_row - count, -saveLines); 656 top_row = max (top_row - count, -saveLines);
628
629 // scroll everything up 'count' lines
630 term_start = (term_start + count) % total_rows;
631 657
632 // sever bottommost line 658 // sever bottommost line
633 { 659 {
634 line_t &l = ROW(row2 - count); 660 line_t &l = ROW(row2);
635 l.is_longer (0); 661 l.is_longer (0);
636 l.touch (); 662 l.touch ();
637 } 663 }
638 664
665 // scroll everything up 'count' lines
666 term_start = (term_start + count) % total_rows;
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
639 // erase newly scrolled-in lines 680 // erase newly scrolled-in lines
640 for (int i = count; i--; ) 681 for (int i = count; i--; )
641 { 682 {
642 line_t &l = ROW(nrow - 1 - i); 683 line_t &l = ROW(row2 - i);
643 684
644 // optimize if already cleared, can be significant on slow machines 685 // optimise if already cleared, can be significant on slow machines
645 // could be rolled into scr_blank_screen_mem 686 // 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))) 687 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
647 { 688 {
648 scr_blank_line (l, 0, l.l, rstyle); 689 scr_blank_line (l, 0, l.l, rstyle);
649 l.l = 0; 690 l.l = 0;
651 } 692 }
652 else 693 else
653 scr_blank_screen_mem (l, rstyle); 694 scr_blank_screen_mem (l, rstyle);
654 } 695 }
655 696
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 697 // move and/or clear selection, if any
669 if (selection.op && current_screen == selection.screen) 698 if (selection.op && current_screen == selection.screen
699 && selection.beg.row <= row2)
670 { 700 {
671 selection.beg.row -= count; 701 selection.beg.row -= count;
672 selection.end.row -= count; 702 selection.end.row -= count;
673 selection.mark.row -= count; 703 selection.mark.row -= count;
674 704
675 if (selection.beg.row < top_row 705 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 } 706 }
683 707
684 // finally move the view window, if desired 708 // finally move the view window, if desired
685 if (option (Opt_scrollWithBuffer) 709 if (option (Opt_scrollWithBuffer)
686 && view_start != 0 710 && view_start != 0
716 } 740 }
717 741
718 // use a simple and robust scrolling algorithm, this 742 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical. 743 // part of scr_scroll_text is not time-critical.
720 744
745 // sever line above scroll region
746 if (row1)
747 {
748 line_t &l = ROW(row1 - 1);
749 l.is_longer (0);
750 l.touch ();
751 }
752
721 int rows = row2 - row1 + 1; 753 int rows = row2 - row1 + 1;
722 754
723 min_it (count, rows); 755 min_it (count, rows);
724 756
725 line_t *temp_buf = row_buf + total_rows; 757 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
726 758
727 for (int row = 0; row < rows; row++) 759 for (int row = 0; row < rows; row++)
728 { 760 {
729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 761 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
730 762
732 scr_blank_screen_mem (temp_buf [row], rstyle); 764 scr_blank_screen_mem (temp_buf [row], rstyle);
733 } 765 }
734 766
735 for (int row = 0; row < rows; row++) 767 for (int row = 0; row < rows; row++)
736 ROW(row1 + row) = temp_buf [row]; 768 ROW(row1 + row) = temp_buf [row];
769
770 // sever bottommost line
771 {
772 line_t &l = ROW(row2);
773 l.is_longer (0);
774 l.touch ();
775 }
737 } 776 }
738 777
739 return count; 778 return count;
740} 779}
741 780
742/* ------------------------------------------------------------------------- */ 781/* ------------------------------------------------------------------------- */
743/* 782/*
744 * Add text given in <str> of length <len> to screen struct 783 * Add text given in <str> of length <len> to screen struct
745 */ 784 */
746void 785void ecb_hot
747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 786rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
748{ 787{
749 if (len <= 0) /* sanity */ 788 if (len <= 0) /* sanity */
750 return; 789 return;
751 790
752 unsigned char checksel; 791 bool checksel;
753 unicode_t c; 792 unicode_t c;
754 int ncol = this->ncol; 793 int ncol = this->ncol;
755 const wchar_t *strend = str + len; 794 const wchar_t *strend = str + len;
756 795
757 want_refresh = 1; 796 want_refresh = 1;
770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 809 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
771 screen.cur.row -= minlines; 810 screen.cur.row -= minlines;
772 } 811 }
773 } 812 }
774 813
775#ifdef DEBUG_STRICT
776 assert (screen.cur.col < ncol); 814 assert (screen.cur.col < ncol);
777 assert (screen.cur.row < nrow 815 assert (screen.cur.row < nrow
778 && screen.cur.row >= top_row); 816 && screen.cur.row >= top_row);
779#endif
780 int row = screen.cur.row; 817 int row = screen.cur.row;
781 818
782 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 819 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
783 820
784 line_t *line = &ROW(row); 821 line_t *line = &ROW(row);
785 822
786 while (str < strend) 823 while (str < strend)
787 { 824 {
788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 825 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 826
790 if (c < 0x20) 827 if (ecb_unlikely (c < 0x20))
791 if (c == C0_LF) 828 if (c == C0_LF)
792 { 829 {
793 max_it (line->l, screen.cur.col); 830 max_it (line->l, screen.cur.col);
794 831
795 screen.flags &= ~Screen_WrapNext; 832 screen.flags &= ~Screen_WrapNext;
814 { 851 {
815 scr_tab (1, true); 852 scr_tab (1, true);
816 continue; 853 continue;
817 } 854 }
818 855
856 if (ecb_unlikely (
819 if (checksel /* see if we're writing within selection */ 857 checksel /* see if we're writing within selection */
820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 858 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
821 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 859 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
860 ))
822 { 861 {
823 checksel = 0; 862 checksel = 0;
824 /* 863 /*
825 * If we wrote anywhere in the selected area, kill the selection 864 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that 865 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check. 866 * should be a similar check.
828 */ 867 */
829 CLEAR_SELECTION (); 868 CLEAR_SELECTION ();
830 } 869 }
831 870
832 if (screen.flags & Screen_WrapNext) 871 if (ecb_unlikely (screen.flags & Screen_WrapNext))
833 { 872 {
834 scr_do_wrap (); 873 scr_do_wrap ();
835 874
836 line->l = ncol; 875 line->l = ncol;
837 line->is_longer (1); 876 line->is_longer (1);
839 row = screen.cur.row; 878 row = screen.cur.row;
840 line = &ROW(row); /* _must_ refresh */ 879 line = &ROW(row); /* _must_ refresh */
841 } 880 }
842 881
843 // some utf-8 decoders "decode" surrogate characters: let's fix this. 882 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 883 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
845 c = 0xfffd; 884 c = 0xfffd;
846 885
847 // rely on wcwidth to tell us the character width, do wcwidth before 886 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line 887 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current 888 // drawing characters below as they might be invalid in the current
850 // locale. 889 // locale.
851 int width = WCWIDTH (c); 890 int width = WCWIDTH (c);
852 891
853 if (charsets [screen.charset] == '0') // DEC SPECIAL 892 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
854 { 893 {
855 // vt100 special graphics and line drawing 894 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100 895 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars 896 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e 897 static uint16_t vt100_0[62] = { // 41 .. 7e
871 c = vt100_0[c - 0x41]; 910 c = vt100_0[c - 0x41];
872 width = 1; // vt100 line drawing characters are always single-width 911 width = 1; // vt100 line drawing characters are always single-width
873 } 912 }
874 } 913 }
875 914
876 if (screen.flags & Screen_Insert) 915 if (ecb_unlikely (screen.flags & Screen_Insert))
877 scr_insdel_chars (width, INSERT); 916 scr_insdel_chars (width, INSERT);
878 917
879 if (width != 0) 918 if (width != 0)
880 { 919 {
881#if !UNICODE_3 920#if !UNICODE_3
886# else 925# else
887 c = 0xfffd; 926 c = 0xfffd;
888# endif 927# endif
889#endif 928#endif
890 929
930 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
931
932 // if the character doesn't fit into the remaining columns...
933 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
934 {
935 if (screen.flags & Screen_Autowrap)
936 {
937 // ... artificially enlargen the previous one
938 c = NOCHAR;
939 // and try the same character next loop iteration
940 --str;
941 }
942 else
943 screen.cur.col = ncol - width;
944 }
945
891 // nuke the character at this position, if required 946 // nuke the character at this position, if required
947 // due to wonderful coincidences everywhere else in this loop
948 // we never have to check for overwriting a wide char itself,
949 // only its tail.
892 if (line->t[screen.cur.col] == NOCHAR 950 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
893 || (screen.cur.col < ncol - 1 951 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 }
922 952
923 line->touch (); 953 line->touch ();
924 954
925 do 955 do
926 { 956 {
927 line->t[screen.cur.col] = c; 957 line->t[screen.cur.col] = c;
928 line->r[screen.cur.col] = rend; 958 line->r[screen.cur.col] = rend;
929 959
930 if (screen.cur.col < ncol - 1) 960 if (ecb_likely (screen.cur.col < ncol - 1))
931 screen.cur.col++; 961 screen.cur.col++;
932 else 962 else
933 { 963 {
934 line->l = ncol; 964 line->l = ncol;
935 if (screen.flags & Screen_Autowrap) 965 if (screen.flags & Screen_Autowrap)
936 screen.flags |= Screen_WrapNext; 966 screen.flags |= Screen_WrapNext;
937 break; 967
968 goto end_of_line;
938 } 969 }
939 970
940 c = NOCHAR; 971 c = NOCHAR;
941 } 972 }
942 while (--width > 0); 973 while (ecb_unlikely (--width > 0));
943 974
944 // pad with spaces when overwriting wide character with smaller one 975 // pad with spaces when overwriting wide character with smaller one
945 if (!width) 976 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
946 { 977 {
947 line->touch (); 978 line->t[c] = ' ';
979 line->r[c] = rend;
980 }
948 981
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) 982end_of_line:
983 ;
984 }
985#if ENABLE_COMBINING
986 else // width == 0
987 {
988 if (c != 0xfeff) // ignore BOM
989 {
990 // handle combining characters
991 // we just tag the accent on the previous on-screen character.
992 // this is arguably not correct, but also arguably not wrong.
993 // we don't handle double-width characters nicely yet.
994 line_t *linep;
995 text_t *tp;
996 rend_t *rp;
997
998 if (screen.cur.col > 0)
950 { 999 {
951 line->t[c] = ' ';
952 line->r[c] = rend; 1000 linep = line;
1001 tp = line->t + screen.cur.col - 1;
1002 rp = line->r + screen.cur.col - 1;
953 } 1003 }
1004 else if (screen.cur.row > 0
1005 && ROW(screen.cur.row - 1).is_longer ())
1006 {
1007 linep = &ROW(screen.cur.row - 1);
1008 tp = line->t + ncol - 1;
1009 rp = line->r + ncol - 1;
1010 }
1011 else
1012 continue;
1013
1014 linep->touch ();
1015
1016 while (*tp == NOCHAR && tp > linep->t)
1017 tp--, rp--;
1018
1019 // first try to find a precomposed character
1020 unicode_t n = rxvt_compose (*tp, c);
1021 if (n == NOCHAR)
1022 n = rxvt_composite.compose (*tp, c);
1023
1024 *tp = n;
1025 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
954 } 1026 }
955 } 1027 }
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 1028#endif
996 }
997 } 1029 }
998 1030
999 max_it (line->l, screen.cur.col); 1031 max_it (line->l, screen.cur.col);
1000 1032
1001#ifdef DEBUG_STRICT
1002 assert (screen.cur.row >= 0); 1033 assert (screen.cur.row >= 0);
1003#endif
1004} 1034}
1005 1035
1006/* ------------------------------------------------------------------------- */ 1036/* ------------------------------------------------------------------------- */
1007/* 1037/*
1008 * Process Backspace. Move back the cursor back a position, wrap if have to 1038 * Process Backspace. Move back the cursor back a position, wrap if have to
1021 1051
1022 want_refresh = 1; 1052 want_refresh = 1;
1023#endif 1053#endif
1024 } 1054 }
1025 } 1055 }
1056 else if (screen.flags & Screen_WrapNext)
1057 screen.flags &= ~Screen_WrapNext;
1026 else 1058 else
1027 scr_gotorc (0, -1, RELATIVE); 1059 scr_gotorc (0, -1, RELATIVE);
1028} 1060}
1029 1061
1030/* ------------------------------------------------------------------------- */ 1062/* ------------------------------------------------------------------------- */
1108 * XTERM_SEQ: ESC 6 1140 * XTERM_SEQ: ESC 6
1109 * Move cursor left in row. If we're at the left boundary, shift everything 1141 * Move cursor left in row. If we're at the left boundary, shift everything
1110 * in that row right. Clear left column. 1142 * in that row right. Clear left column.
1111 */ 1143 */
1112#if !ENABLE_MINIMAL 1144#if !ENABLE_MINIMAL
1113void 1145void ecb_cold
1114rxvt_term::scr_backindex () NOTHROW 1146rxvt_term::scr_backindex () NOTHROW
1115{ 1147{
1116 if (screen.cur.col > 0) 1148 if (screen.cur.col > 0)
1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1149 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1118 else 1150 else
1125 * XTERM_SEQ: ESC 9 1157 * XTERM_SEQ: ESC 9
1126 * Move cursor right in row. If we're at the right boundary, shift everything 1158 * Move cursor right in row. If we're at the right boundary, shift everything
1127 * in that row left. Clear right column. 1159 * in that row left. Clear right column.
1128 */ 1160 */
1129#if !ENABLE_MINIMAL 1161#if !ENABLE_MINIMAL
1130void 1162void ecb_cold
1131rxvt_term::scr_forwardindex () NOTHROW 1163rxvt_term::scr_forwardindex () NOTHROW
1132{ 1164{
1133 if (screen.cur.col < ncol - 1) 1165 if (screen.cur.col < ncol - 1)
1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1166 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1135 else 1167 else
1225/* 1257/*
1226 * Erase part or whole of a line 1258 * Erase part or whole of a line
1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1259 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1260 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1261 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1262 * extension: clear to right unless wrapped: ESC [ 3 K
1230 */ 1263 */
1231void 1264void
1232rxvt_term::scr_erase_line (int mode) NOTHROW 1265rxvt_term::scr_erase_line (int mode) NOTHROW
1233{ 1266{
1234 unsigned int col, num; 1267 unsigned int col, num;
1243 line.touch (); 1276 line.touch ();
1244 line.is_longer (0); 1277 line.is_longer (0);
1245 1278
1246 switch (mode) 1279 switch (mode)
1247 { 1280 {
1281 case 3:
1282 if (screen.flags & Screen_WrapNext)
1283 return;
1284
1285 /* fall through */
1286
1248 case 0: /* erase to end of line */ 1287 case 0: /* erase to end of line */
1249 col = screen.cur.col; 1288 col = screen.cur.col;
1250 num = ncol - col; 1289 num = ncol - col;
1251 min_it (line.l, col); 1290 min_it (line.l, col);
1291
1252 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1292 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1253 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1293 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1254 CLEAR_SELECTION (); 1294 CLEAR_SELECTION ();
1255 break; 1295 break;
1296
1256 case 1: /* erase to beginning of line */ 1297 case 1: /* erase to beginning of line */
1257 col = 0; 1298 col = 0;
1258 num = screen.cur.col + 1; 1299 num = screen.cur.col + 1;
1300
1259 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1301 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1260 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1302 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1261 CLEAR_SELECTION (); 1303 CLEAR_SELECTION ();
1262 break; 1304 break;
1305
1263 case 2: /* erase whole line */ 1306 case 2: /* erase whole line */
1264 col = 0; 1307 col = 0;
1265 num = ncol; 1308 num = ncol;
1266 line.l = 0; 1309 line.l = 0;
1267 if (selection.beg.row <= screen.cur.row 1310 if (selection.beg.row <= screen.cur.row
1275 scr_blank_line (line, col, num, rstyle); 1318 scr_blank_line (line, col, num, rstyle);
1276} 1319}
1277 1320
1278/* ------------------------------------------------------------------------- */ 1321/* ------------------------------------------------------------------------- */
1279/* 1322/*
1280 * Erase part of whole of the screen 1323 * Erase part or whole of the screen
1281 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1324 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1282 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1325 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1283 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1326 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1284 */ 1327 */
1285void 1328void
1294 ZERO_SCROLLBACK (); 1337 ZERO_SCROLLBACK ();
1295 1338
1296 switch (mode) 1339 switch (mode)
1297 { 1340 {
1298 case 0: /* erase to end of screen */ 1341 case 0: /* erase to end of screen */
1299 selection_check (1);
1300 scr_erase_line (0); 1342 scr_erase_line (0);
1301 row = screen.cur.row + 1; /* possible OOB */ 1343 row = screen.cur.row + 1; /* possible OOB */
1302 num = nrow - row; 1344 num = nrow - row;
1303 break; 1345 break;
1304 case 1: /* erase to beginning of screen */ 1346 case 1: /* erase to beginning of screen */
1305 selection_check (3);
1306 scr_erase_line (1); 1347 scr_erase_line (1);
1307 row = 0; 1348 row = 0;
1308 num = screen.cur.row; 1349 num = screen.cur.row;
1309 break; 1350 break;
1310 case 2: /* erase whole screen */ 1351 case 2: /* erase whole screen */
1311 selection_check (3);
1312 row = 0; 1352 row = 0;
1313 num = nrow; 1353 num = nrow;
1314 break; 1354 break;
1315 default: 1355 default:
1316 return; 1356 return;
1325 if (row >= nrow) /* Out Of Bounds */ 1365 if (row >= nrow) /* Out Of Bounds */
1326 return; 1366 return;
1327 1367
1328 min_it (num, nrow - row); 1368 min_it (num, nrow - row);
1329 1369
1330 if (rstyle & (RS_RVid | RS_Uline)) 1370 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1331 ren = (rend_t) ~RS_None; 1371 ren = (rend_t) ~RS_None;
1332 else if (GET_BASEBG (rstyle) == Color_bg) 1372 else if (GET_BASEBG (rstyle) == Color_bg)
1333 { 1373 {
1334 ren = DEFAULT_RSTYLE; 1374 ren = DEFAULT_RSTYLE;
1335 CLEAR_ROWS (row, num); 1375
1376 if (mapped)
1377 XClearArea (dpy, vt, 0,
1378 Row2Pixel (row - view_start), (unsigned int)vt_width,
1379 (unsigned int)Height2Pixel (num), False);
1336 } 1380 }
1337 else 1381 else
1338 { 1382 {
1339 ren = rstyle & (RS_fgMask | RS_bgMask); 1383 ren = rstyle & (RS_fgMask | RS_bgMask);
1384
1385 if (mapped)
1386 {
1340 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1387 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1341 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1342 ERASE_ROWS (row, num); 1389 XFillRectangle (dpy, vt, gc,
1390 0, Row2Pixel (row - view_start),
1391 (unsigned int)vt_width,
1392 (unsigned int)Height2Pixel (num));
1343 gcvalue.foreground = pix_colors[Color_fg]; 1393 gcvalue.foreground = pix_colors[Color_fg];
1344 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1394 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1395 }
1345 } 1396 }
1346 1397
1347 for (; num--; row++) 1398 for (; num--; row++)
1348 { 1399 {
1349 scr_blank_screen_mem (ROW(row), rstyle); 1400 scr_blank_screen_mem (ROW(row), rstyle);
1401
1402 if (row - view_start < nrow)
1350 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1403 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1351 } 1404 }
1352} 1405}
1353 1406
1354#if !ENABLE_MINIMAL 1407#if !ENABLE_MINIMAL
1355void 1408void
1365/* ------------------------------------------------------------------------- */ 1418/* ------------------------------------------------------------------------- */
1366/* 1419/*
1367 * Fill the screen with `E's 1420 * Fill the screen with `E's
1368 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1421 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1369 */ 1422 */
1370void 1423void ecb_cold
1371rxvt_term::scr_E () NOTHROW 1424rxvt_term::scr_E () NOTHROW
1372{ 1425{
1373 rend_t fs; 1426 rend_t fs;
1374 1427
1375 want_refresh = 1; 1428 want_refresh = 1;
1376 ZERO_SCROLLBACK (); 1429 ZERO_SCROLLBACK ();
1377 1430
1378 num_scr_allow = 0; 1431 num_scr_allow = 0;
1379 selection_check (3); 1432
1433 row_col_t pos;
1434 pos.row = pos.col = 0;
1435 if (ROWCOL_IS_AFTER (selection.end, pos))
1436 CLEAR_SELECTION ();
1380 1437
1381 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1438 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1382 for (int row = nrow; row--; ) 1439 for (int row = nrow; row--; )
1383 { 1440 {
1384 line_t &line = ROW(row); 1441 line_t &line = ROW(row);
1429 * Insert/Delete <count> characters from the current position 1486 * Insert/Delete <count> characters from the current position
1430 */ 1487 */
1431void 1488void
1432rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1489rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1433{ 1490{
1434 int col, row;
1435 rend_t tr;
1436
1437 want_refresh = 1; 1491 want_refresh = 1;
1438 ZERO_SCROLLBACK (); 1492 ZERO_SCROLLBACK ();
1439 1493
1440 if (count <= 0) 1494 if (count <= 0)
1441 return; 1495 return;
1443 scr_do_wrap (); 1497 scr_do_wrap ();
1444 1498
1445 selection_check (1); 1499 selection_check (1);
1446 min_it (count, ncol - screen.cur.col); 1500 min_it (count, ncol - screen.cur.col);
1447 1501
1448 row = screen.cur.row; 1502 int row = screen.cur.row;
1449 1503
1450 line_t *line = &ROW(row); 1504 line_t *line = &ROW(row);
1451 1505
1452 line->touch (); 1506 line->touch ();
1453 line->is_longer (0); 1507 line->is_longer (0);
1454 1508
1509 // nuke wide spanning the start
1510 if (line->t[screen.cur.col] == NOCHAR)
1511 scr_kill_char (*line, screen.cur.col);
1512
1455 switch (insdel) 1513 switch (insdel)
1456 { 1514 {
1457 case INSERT: 1515 case INSERT:
1458 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1516 line->l = min (line->l + count, ncol);
1517
1518 if (line->t[screen.cur.col] == NOCHAR)
1519 scr_kill_char (*line, screen.cur.col);
1520
1521 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1459 { 1522 {
1460 line->t[col] = line->t[col - count]; 1523 line->t[col] = line->t[col - count];
1461 line->r[col] = line->r[col - count]; 1524 line->r[col] = line->r[col - count];
1462 } 1525 }
1463
1464 line->l = min (line->l + count, ncol);
1465 1526
1466 if (selection.op && current_screen == selection.screen 1527 if (selection.op && current_screen == selection.screen
1467 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1528 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1468 { 1529 {
1469 if (selection.end.row != screen.cur.row 1530 if (selection.end.row != screen.cur.row
1484 case ERASE: 1545 case ERASE:
1485 screen.cur.col += count; /* don't worry if > ncol */ 1546 screen.cur.col += count; /* don't worry if > ncol */
1486 selection_check (1); 1547 selection_check (1);
1487 screen.cur.col -= count; 1548 screen.cur.col -= count;
1488 1549
1489 line->l = max (line->l - count, 0); 1550 // nuke wide char after the end
1551 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1552 scr_kill_char (*line, screen.cur.col + count);
1553
1490 scr_blank_line (*line, screen.cur.col, count, rstyle); 1554 scr_blank_line (*line, screen.cur.col, count, rstyle);
1491 break; 1555 break;
1492 1556
1493 case DELETE: 1557 case DELETE:
1494 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1558 line->l = max (line->l - count, 0);
1495 1559
1560 // nuke wide char spanning the end
1561 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1562 scr_kill_char (*line, screen.cur.col + count);
1563
1496 for (col = screen.cur.col; (col + count) < ncol; col++) 1564 for (int col = screen.cur.col; (col + count) < ncol; col++)
1497 { 1565 {
1498 line->t[col] = line->t[col + count]; 1566 line->t[col] = line->t[col + count];
1499 line->r[col] = line->r[col + count]; 1567 line->r[col] = line->r[col + count];
1500 } 1568 }
1501 1569
1502 line->l = max (line->l - count, 0);
1503 scr_blank_line (*line, ncol - count, count, tr); 1570 scr_blank_line (*line, ncol - count, count, rstyle);
1504 1571
1505 if (selection.op && current_screen == selection.screen 1572 if (selection.op && current_screen == selection.screen
1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1573 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507 { 1574 {
1508 if (selection.end.row != screen.cur.row 1575 if (selection.end.row != screen.cur.row
1525/* ------------------------------------------------------------------------- */ 1592/* ------------------------------------------------------------------------- */
1526/* 1593/*
1527 * Set the scrolling region 1594 * Set the scrolling region
1528 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1595 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1529 */ 1596 */
1530void 1597void ecb_cold
1531rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1598rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1532{ 1599{
1533 max_it (top, 0); 1600 max_it (top, 0);
1534 min_it (bot, nrow - 1); 1601 min_it (bot, nrow - 1);
1535 1602
1545/* 1612/*
1546 * Make the cursor visible/invisible 1613 * Make the cursor visible/invisible
1547 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1614 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1548 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1615 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1549 */ 1616 */
1550void 1617void ecb_cold
1551rxvt_term::scr_cursor_visible (int mode) NOTHROW 1618rxvt_term::scr_cursor_visible (int mode) NOTHROW
1552{ 1619{
1553 want_refresh = 1; 1620 want_refresh = 1;
1554 1621
1555 if (mode) 1622 if (mode)
1562/* 1629/*
1563 * Set/unset automatic wrapping 1630 * Set/unset automatic wrapping
1564 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1631 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1565 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1632 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1566 */ 1633 */
1567void 1634void ecb_cold
1568rxvt_term::scr_autowrap (int mode) NOTHROW 1635rxvt_term::scr_autowrap (int mode) NOTHROW
1569{ 1636{
1570 if (mode) 1637 if (mode)
1571 screen.flags |= Screen_Autowrap; 1638 screen.flags |= Screen_Autowrap;
1572 else 1639 else
1581 * Relative mode: line numbers are relative to top margin of scrolling region 1648 * Relative mode: line numbers are relative to top margin of scrolling region
1582 * and the cursor cannot be moved outside. 1649 * and the cursor cannot be moved outside.
1583 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1650 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1584 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1651 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1585 */ 1652 */
1586void 1653void ecb_cold
1587rxvt_term::scr_relative_origin (int mode) NOTHROW 1654rxvt_term::scr_relative_origin (int mode) NOTHROW
1588{ 1655{
1589 if (mode) 1656 if (mode)
1590 screen.flags |= Screen_Relative; 1657 screen.flags |= Screen_Relative;
1591 else 1658 else
1598/* 1665/*
1599 * Set insert/replace mode 1666 * Set insert/replace mode
1600 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1667 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1601 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1668 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1602 */ 1669 */
1603void 1670void ecb_cold
1604rxvt_term::scr_insert_mode (int mode) NOTHROW 1671rxvt_term::scr_insert_mode (int mode) NOTHROW
1605{ 1672{
1606 if (mode) 1673 if (mode)
1607 screen.flags |= Screen_Insert; 1674 screen.flags |= Screen_Insert;
1608 else 1675 else
1614 * Set/Unset tabs 1681 * Set/Unset tabs
1615 * XTERM_SEQ: Set tab at current column : ESC H 1682 * XTERM_SEQ: Set tab at current column : ESC H
1616 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1683 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1617 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1684 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1618 */ 1685 */
1619void 1686void ecb_cold
1620rxvt_term::scr_set_tab (int mode) NOTHROW 1687rxvt_term::scr_set_tab (int mode) NOTHROW
1621{ 1688{
1622 if (mode < 0) 1689 if (mode < 0)
1623 memset (tabs, 0, ncol); 1690 memset (tabs, 0, ncol);
1624 else if (screen.cur.col < ncol) 1691 else if (screen.cur.col < ncol)
1643 if (rvideo_state != on) 1710 if (rvideo_state != on)
1644 { 1711 {
1645 rvideo_state = on; 1712 rvideo_state = on;
1646 1713
1647 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1714 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1648#ifdef HAVE_BG_PIXMAP 1715#ifdef HAVE_IMG
1649 if (bgPixmap.pixmap == None) 1716 if (bg_img == 0)
1650#endif 1717#endif
1651 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1718 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1652 1719
1653 XGCValues gcvalue; 1720 XGCValues gcvalue;
1654 gcvalue.foreground = pix_colors[Color_fg]; 1721 gcvalue.foreground = pix_colors[Color_fg];
1663/* ------------------------------------------------------------------------- */ 1730/* ------------------------------------------------------------------------- */
1664/* 1731/*
1665 * Report current cursor position 1732 * Report current cursor position
1666 * XTERM_SEQ: Report position: ESC [ 6 n 1733 * XTERM_SEQ: Report position: ESC [ 6 n
1667 */ 1734 */
1668void 1735void ecb_cold
1669rxvt_term::scr_report_position () NOTHROW 1736rxvt_term::scr_report_position () NOTHROW
1670{ 1737{
1671 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1738 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1672} 1739}
1673 1740
1676 * ------------------------------------------------------------------------- */ 1743 * ------------------------------------------------------------------------- */
1677 1744
1678/* 1745/*
1679 * Set font style 1746 * Set font style
1680 */ 1747 */
1681void 1748void ecb_cold
1682rxvt_term::set_font_style () NOTHROW 1749rxvt_term::set_font_style () NOTHROW
1683{ 1750{
1684#if 0 1751#if 0
1685 switch (charsets [screen.charset]) 1752 switch (charsets [screen.charset])
1686 { 1753 {
1708 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1775 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1709 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1776 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1710 * XTERM_SEQ: Invoke G2 character set: ESC N 1777 * XTERM_SEQ: Invoke G2 character set: ESC N
1711 * XTERM_SEQ: Invoke G3 character set: ESC O 1778 * XTERM_SEQ: Invoke G3 character set: ESC O
1712 */ 1779 */
1713void 1780void ecb_cold
1714rxvt_term::scr_charset_choose (int set) NOTHROW 1781rxvt_term::scr_charset_choose (int set) NOTHROW
1715{ 1782{
1716 screen.charset = set; 1783 screen.charset = set;
1717 set_font_style (); 1784 set_font_style ();
1718} 1785}
1739 * ------------------------------------------------------------------------- */ 1806 * ------------------------------------------------------------------------- */
1740 1807
1741/* 1808/*
1742 * refresh matching text. 1809 * refresh matching text.
1743 */ 1810 */
1744bool 1811bool ecb_cold
1745rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1812rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1746{ 1813{
1747 bool found = false; 1814 bool found = false;
1748 1815
1749 for (int i = 0; i < nrow; i++) 1816 for (int i = 0; i < nrow; i++)
1768 PART_BEG = 0, 1835 PART_BEG = 0,
1769 PART_END, 1836 PART_END,
1770 RC_COUNT 1837 RC_COUNT
1771}; 1838};
1772 1839
1773void 1840void ecb_hot
1774rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1841rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1775{ 1842{
1776 int i; 1843 int i;
1777 row_col_t rc[RC_COUNT]; 1844 row_col_t rc[RC_COUNT];
1778 1845
1798 for (i = PART_BEG; i < RC_COUNT; i++) 1865 for (i = PART_BEG; i < RC_COUNT; i++)
1799 { 1866 {
1800 min_it (rc[i].col, ncol - 1); 1867 min_it (rc[i].col, ncol - 1);
1801 min_it (rc[i].row, nrow - 1); 1868 min_it (rc[i].row, nrow - 1);
1802 } 1869 }
1803// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1870
1804 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1871 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); 1872 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1806 1873
1807 num_scr_allow = 0; 1874 num_scr_allow = 0;
1808 1875
1815 * Refresh the entire screen 1882 * Refresh the entire screen
1816 */ 1883 */
1817void 1884void
1818rxvt_term::scr_touch (bool refresh) NOTHROW 1885rxvt_term::scr_touch (bool refresh) NOTHROW
1819{ 1886{
1820 scr_expose (0, 0, width, height, refresh); 1887 scr_expose (0, 0, vt_width, vt_height, refresh);
1821} 1888}
1822 1889
1823/* ------------------------------------------------------------------------- */ 1890/* ------------------------------------------------------------------------- */
1824/* 1891/*
1825 * Move the display so that the line represented by scrollbar value Y is at 1892 * Move the display so that the line represented by scrollbar value Y is at
1881 1948
1882# ifndef NO_MAPALERT 1949# ifndef NO_MAPALERT
1883# ifdef MAPALERT_OPTION 1950# ifdef MAPALERT_OPTION
1884 if (option (Opt_mapAlert)) 1951 if (option (Opt_mapAlert))
1885# endif 1952# endif
1886 XMapWindow (dpy, parent[0]); 1953 XMapWindow (dpy, parent);
1887# endif 1954# endif
1888 1955
1889# if ENABLE_FRILLS 1956# if ENABLE_FRILLS
1890 if (option (Opt_urgentOnBell)) 1957 if (option (Opt_urgentOnBell))
1891 { 1958 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 1959# endif
1899 1960
1900 if (option (Opt_visualBell)) 1961 if (option (Opt_visualBell))
1901 { 1962 {
1902 rvideo_bell = true; 1963 rvideo_bell = true;
1905 1966
1906 bell_ev.start (VISUAL_BELL_DURATION); 1967 bell_ev.start (VISUAL_BELL_DURATION);
1907 } 1968 }
1908 else 1969 else
1909 XBell (dpy, 0); 1970 XBell (dpy, 0);
1971 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1910#endif 1972#endif
1911} 1973}
1912 1974
1913/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1914/* ARGSUSED */ 1976void ecb_cold
1915void
1916rxvt_term::scr_printscreen (int fullhist) NOTHROW 1977rxvt_term::scr_printscreen (int fullhist) NOTHROW
1917{ 1978{
1918#ifdef PRINTPIPE 1979#ifdef PRINTPIPE
1919 int nrows, row_start; 1980 int nrows, row_start;
1920 FILE *fd; 1981 FILE *fd = popen_printer ();
1921 1982
1922 if ((fd = popen_printer ()) == NULL) 1983 if (!fd)
1923 return; 1984 return;
1924 1985
1925 if (fullhist) 1986 if (fullhist)
1926 { 1987 {
1927 nrows = nrow - top_row; 1988 nrows = nrow - top_row;
1933 row_start = view_start; 1994 row_start = view_start;
1934 } 1995 }
1935 1996
1936 wctomb (0, 0); 1997 wctomb (0, 0);
1937 1998
1938 for (int r1 = 0; r1 < nrows; r1++) 1999 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1939 { 2000 {
1940 text_t *tp = ROW(r1).t; 2001 text_t *tp = ROW(r1).t;
1941 int len = ROW(r1).l; 2002 int len = ROW(r1).l;
1942 2003
1943 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2004 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1969/* 2030/*
1970 * Refresh the screen 2031 * Refresh the screen
1971 * drawn_text/drawn_rend contain the screen information before the update. 2032 * drawn_text/drawn_rend contain the screen information before the update.
1972 * screen.text/screen.rend contain what the screen will change to. 2033 * screen.text/screen.rend contain what the screen will change to.
1973 */ 2034 */
1974void 2035void ecb_hot
1975rxvt_term::scr_refresh () NOTHROW 2036rxvt_term::scr_refresh () NOTHROW
1976{ 2037{
1977 unsigned char have_bg,
1978 showcursor; /* show the cursor */
1979 int16_t col, row, /* column/row we're processing */ 2038 int16_t col, row, /* column/row we're processing */
1980 ocrow; /* old cursor row */ 2039 ocrow; /* old cursor row */
1981 int i; /* tmp */ 2040 int i; /* tmp */
1982#ifndef NO_CURSORCOLOR 2041#ifndef NO_CURSORCOLOR
1983 rend_t cc1; /* store colours at cursor position (s) */ 2042 rend_t cc1; /* store colours at cursor position (s) */
1992 return; 2051 return;
1993 2052
1994 /* 2053 /*
1995 * A: set up vars 2054 * A: set up vars
1996 */ 2055 */
1997 have_bg = 0;
1998 refresh_count = 0; 2056 refresh_count = 0;
1999 2057
2000#ifdef HAVE_BG_PIXMAP 2058 unsigned int old_screen_flags = screen.flags;
2001 have_bg |= bgPixmap.pixmap != None; 2059 bool have_bg = 0;
2060#ifdef HAVE_IMG
2061 have_bg = bg_img != 0;
2002#endif 2062#endif
2003 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2063 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2004 2064
2005 /* 2065 /*
2006 * B: reverse any characters which are selected 2066 * B: reverse any characters which are selected
2007 */ 2067 */
2008 scr_reverse_selection (); 2068 scr_reverse_selection ();
2009 2069
2070 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2071#if ENABLE_OVERLAY
2072 scr_swap_overlay ();
2073#endif
2074
2075 bool showcursor = screen.flags & Screen_VisibleCursor;
2076
2010 /* 2077 /*
2011 * C: set the cursor character (s) 2078 * C: set the cursor character (s)
2012 */ 2079 */
2013 { 2080 {
2014 unsigned char setoldcursor; 2081 bool setoldcursor;
2015 2082
2016 showcursor = (screen.flags & Screen_VisibleCursor);
2017#ifdef CURSOR_BLINK 2083#ifdef CURSOR_BLINK
2018 if (hidden_cursor) 2084 if (hidden_cursor)
2019 showcursor = 0; 2085 showcursor = 0;
2020#endif 2086#endif
2021 2087
2049 ccol2 = bgcolor_of (rstyle); 2115 ccol2 = bgcolor_of (rstyle);
2050#else 2116#else
2051 ccol2 = Color_bg; 2117 ccol2 = Color_bg;
2052#endif 2118#endif
2053 2119
2054 if (showcursor && focus) 2120 if (focus)
2055 { 2121 {
2056 if (option (Opt_cursorUnderline)) 2122 if (option (Opt_cursorUnderline))
2057 *crp ^= RS_Uline; 2123 *crp ^= RS_Uline;
2058 else 2124 else
2059 { 2125 {
2094 oldcursor.col = screen.cur.col; 2160 oldcursor.col = screen.cur.col;
2095 } 2161 }
2096 } 2162 }
2097 } 2163 }
2098 2164
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 2165#ifndef NO_SLOW_LINK_SUPPORT
2105 /* 2166 /*
2106 * D: CopyArea pass - very useful for slower links 2167 * D: CopyArea pass - very useful for slower links
2107 * This has been deliberately kept simple. 2168 * This has been deliberately kept simple.
2108 */ 2169 */
2112 { 2173 {
2113 int16_t nits; 2174 int16_t nits;
2114 int i = num_scr; 2175 int i = num_scr;
2115 int j; 2176 int j;
2116 int len, wlen; 2177 int len, wlen;
2117 dLocal (int, num_scr);
2118 2178
2119 j = nrow; 2179 j = nrow;
2120 wlen = len = -1; 2180 wlen = len = -1;
2121 row = i > 0 ? 0 : j - 1; 2181 row = i > 0 ? 0 : j - 1;
2122 2182
2197 continue; 2257 continue;
2198 2258
2199 // redraw one or more characters 2259 // redraw one or more characters
2200 2260
2201 // seek to the beginning of wide characters 2261 // seek to the beginning of wide characters
2202 while (stp[col] == NOCHAR && col > 0) 2262 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2203 --col; 2263 --col;
2204 2264
2205 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2265 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2206 text_t *text = stp + col; 2266 text_t *text = stp + col;
2207 int count = 1; 2267 int count = 1;
2208 2268
2209 dtp[col] = stp[col]; 2269 dtp[col] = stp[col];
2210 drp[col] = rend; 2270 drp[col] = rend;
2214 for (i = 0; ++col < ncol; ) 2274 for (i = 0; ++col < ncol; )
2215 { 2275 {
2216 if (stp[col] == NOCHAR) 2276 if (stp[col] == NOCHAR)
2217 { 2277 {
2218 dtp[col] = stp[col]; 2278 dtp[col] = stp[col];
2219 drp[col] = rend; 2279 drp[col] = srp[col];
2280
2220 count++; 2281 count++;
2221 i++; 2282 i++;
2222 2283
2223 continue; 2284 continue;
2224 } 2285 }
2244 2305
2245 col--; /* went one too far. move back */ 2306 col--; /* went one too far. move back */
2246 count -= i; /* dump any matching trailing chars */ 2307 count -= i; /* dump any matching trailing chars */
2247 2308
2248 // sometimes we optimize away the trailing NOCHAR's, add them back 2309 // sometimes we optimize away the trailing NOCHAR's, add them back
2249 while (i && text[count] == NOCHAR) 2310 while (ecb_unlikely (i && text[count] == NOCHAR))
2250 count++, i--; 2311 count++, i--;
2251 2312
2252 /* 2313 /*
2253 * Determine the attributes for the string 2314 * Determine the attributes for the string
2254 */ 2315 */
2255 int fore = fgcolor_of (rend); // desired foreground 2316 int fore = fgcolor_of (rend); // desired foreground
2256 int back = bgcolor_of (rend); // desired background 2317 int back = bgcolor_of (rend); // desired background
2257 2318
2258 // only do special processing if any attributes are set, which is unlikely 2319 // 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)) 2320 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2260 { 2321 {
2261 bool invert = rend & RS_RVid; 2322 bool invert = rend & RS_RVid;
2262 2323
2263#ifndef NO_BOLD_UNDERLINE_REVERSE 2324#ifndef NO_BOLD_UNDERLINE_REVERSE
2264 if (rend & RS_Bold && fore == Color_fg) 2325 if (rend & RS_Bold && fore == Color_fg)
2283 2344
2284 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2345 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2285 fore = Color_UL; 2346 fore = Color_UL;
2286#endif 2347#endif
2287 2348
2349#ifdef OPTION_HC
2350 if (rend & RS_Sel)
2351 {
2352 /* invert the column if no highlightColor is set or it is the
2353 * current cursor column */
2354 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2355 && ISSET_PIXCOLOR (Color_HC))
2356 {
2357 if (ISSET_PIXCOLOR (Color_HTC))
2358 fore = Color_HTC;
2359 // if invert is 0 reverse video is set so we use bg color as fg color
2360 else if (!invert)
2361 fore = back;
2362
2363 back = Color_HC;
2364 invert = 0;
2365 }
2366 }
2367#endif
2368
2288 if (invert) 2369 if (invert)
2289 { 2370 {
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); 2371 ::swap (fore, back);
2297#ifdef OPTION_HC
2298 else if (ISSET_PIXCOLOR (Color_HC))
2299 back = Color_HC;
2300#endif
2301 2372
2302#ifndef NO_BOLD_UNDERLINE_REVERSE 2373#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) 2374 if (fore == back)
2308 { 2375 {
2309 fore = Color_bg; 2376 fore = Color_bg;
2310 back = Color_fg; 2377 back = Color_fg;
2311 } 2378 }
2347 /* 2414 /*
2348 * Actually do the drawing of the string here 2415 * Actually do the drawing of the string here
2349 */ 2416 */
2350 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2417 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2351 2418
2352 if (have_bg && back == Color_bg) 2419 if (ecb_likely (have_bg && back == Color_bg))
2353 { 2420 {
2354 // this is very ugly, maybe push it into ->draw? 2421 // this is very ugly, maybe push it into ->draw?
2355 2422
2356 for (i = 0; i < count; i++) /* don't draw empty strings */ 2423 for (i = 0; i < count; i++) /* don't draw empty strings */
2357 if (text[i] != ' ') 2424 if (text[i] != ' ')
2364 did_clear: ; 2431 did_clear: ;
2365 } 2432 }
2366 else 2433 else
2367 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2434 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2368 2435
2369 if (rend & RS_Uline && font->descent > 1 && fore != back) 2436 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2370 { 2437 {
2371#if ENABLE_FRILLS 2438#if ENABLE_FRILLS
2372 if (ISSET_PIXCOLOR (Color_underline)) 2439 if (ISSET_PIXCOLOR (Color_underline))
2373 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2440 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2374 else 2441 else
2379 xpixel, ypixel + font->ascent + 1, 2446 xpixel, ypixel + font->ascent + 1,
2380 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2447 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2381 } 2448 }
2382 } /* for (col....) */ 2449 } /* for (col....) */
2383 } /* for (row....) */ 2450 } /* for (row....) */
2384
2385#if ENABLE_OVERLAY
2386 scr_swap_overlay ();
2387#endif
2388 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2389 2451
2390 /* 2452 /*
2391 * G: cleanup cursor and display outline cursor if necessary 2453 * G: cleanup cursor and display outline cursor if necessary
2392 */ 2454 */
2393 if (showcursor) 2455 if (showcursor)
2425 2487
2426 XDrawRectangle (dpy, vt, gc, 2488 XDrawRectangle (dpy, vt, gc,
2427 Col2Pixel (col), 2489 Col2Pixel (col),
2428 Row2Pixel (oldcursor.row), 2490 Row2Pixel (oldcursor.row),
2429 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2491 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2430 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2492 (unsigned int) (Height2Pixel (1) - 1));
2431 } 2493 }
2432 } 2494 }
2433 2495
2434 /* 2496 /*
2435 * H: cleanup selection 2497 * H: cleanup selection
2436 */ 2498 */
2499#if ENABLE_OVERLAY
2500 scr_swap_overlay ();
2501#endif
2502 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2503
2437 scr_reverse_selection (); 2504 scr_reverse_selection ();
2438 2505
2506 screen.flags = old_screen_flags;
2439 num_scr = 0; 2507 num_scr = 0;
2440 num_scr_allow = 1; 2508 num_scr_allow = 1;
2441} 2509}
2442 2510
2443void 2511void ecb_cold
2444rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2512rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2445{ 2513{
2446 if (!l.t) 2514 if (!l.valid ())
2447 return; 2515 return;
2448 2516
2449 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2517 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2450 2518
2451 for (int i = ncol; i--; ) 2519 for (int i = ncol; i--; )
2452 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2520 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2453} 2521}
2454 2522
2455void 2523void ecb_cold
2456rxvt_term::scr_remap_chars () NOTHROW 2524rxvt_term::scr_remap_chars () NOTHROW
2457{ 2525{
2458 for (int i = total_rows; i--; ) 2526 for (int i = total_rows; i--; )
2459 scr_remap_chars (row_buf [i]); 2527 scr_remap_chars (row_buf [i]);
2460 2528
2463 scr_remap_chars (drawn_buf [i]); 2531 scr_remap_chars (drawn_buf [i]);
2464 scr_remap_chars (swap_buf [i]); 2532 scr_remap_chars (swap_buf [i]);
2465 } 2533 }
2466} 2534}
2467 2535
2468void 2536void ecb_cold
2469rxvt_term::scr_recolour () NOTHROW 2537rxvt_term::scr_recolour (bool refresh) NOTHROW
2470{ 2538{
2471#ifdef HAVE_BG_PIXMAP 2539 bool transparent = false;
2472 bgPixmap.apply ();
2473#else
2474 2540
2541#ifdef HAVE_IMG
2542 if (bg_img != 0)
2543 {
2544# if ENABLE_TRANSPARENCY
2545 if (bg_flags & BG_IS_TRANSPARENT)
2546 {
2547 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2548 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2549
2550 transparent = true;
2551 }
2552 else
2553# endif
2554 {
2555 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2556 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2557 }
2558 }
2559 else
2560#endif
2561 {
2475 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2562 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2476 XClearWindow (dpy, parent[0]);
2477 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2563 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2564 }
2565
2566 XClearWindow (dpy, parent);
2478 2567
2479 if (scrollBar.win) 2568 if (scrollBar.win)
2480 { 2569 {
2570 if (transparent)
2571 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2572 else
2481 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2573 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2482 scrollBar.setIdle (); 2574 scrollBar.state = SB_STATE_IDLE;
2483 scrollbar_show (0); 2575 scrollBar.show (0);
2484 } 2576 }
2485 2577
2578 if (refresh)
2579 {
2486 scr_clear (); 2580 scr_clear ();
2487 scr_touch (true); 2581 scr_touch (true);
2582 }
2488 want_refresh = 1; 2583 want_refresh = 1;
2489
2490#endif
2491} 2584}
2492 2585
2493/* ------------------------------------------------------------------------- */ 2586/* ------------------------------------------------------------------------- */
2494void 2587void
2495rxvt_term::scr_clear (bool really) NOTHROW 2588rxvt_term::scr_clear (bool really) NOTHROW
2551 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2644 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2552 srp[col] ^= rstyle; 2645 srp[col] ^= rstyle;
2553} 2646}
2554 2647
2555/* ------------------------------------------------------------------------- */ 2648/* ------------------------------------------------------------------------- */
2556void 2649void ecb_hot
2557rxvt_term::scr_reverse_selection () NOTHROW 2650rxvt_term::scr_reverse_selection () NOTHROW
2558{ 2651{
2559 if (selection.op 2652 if (selection.op
2560 && current_screen == selection.screen 2653 && current_screen == selection.screen
2561 && selection.end.row >= view_start) 2654 && selection.end.row >= view_start)
2562 { 2655 {
2563#if !ENABLE_MINIMAL 2656#if !ENABLE_MINIMAL
2564 if (selection.rect) 2657 if (selection.rect)
2565 scr_xor_rect (selection.beg.row, selection.beg.col, 2658 scr_xor_rect (selection.beg.row, selection.beg.col,
2566 selection.end.row, selection.end.col, 2659 selection.end.row, selection.end.col,
2567 RS_RVid, RS_RVid | RS_Uline); 2660 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2568 else 2661 else
2569#endif 2662#endif
2570 scr_xor_span (selection.beg.row, selection.beg.col, 2663 scr_xor_span (selection.beg.row, selection.beg.col,
2571 selection.end.row, selection.end.col, 2664 selection.end.row, selection.end.col,
2572 RS_RVid); 2665 RS_Sel | RS_RVid);
2573 } 2666 }
2574} 2667}
2575 2668
2576/* ------------------------------------------------------------------------- */ 2669/* ------------------------------------------------------------------------- */
2577/* 2670/*
2580 */ 2673 */
2581#if 0 2674#if 0
2582void 2675void
2583rxvt_term::scr_dump (int fd) NOTHROW 2676rxvt_term::scr_dump (int fd) NOTHROW
2584{ 2677{
2585 int row, wrote; 2678 // if this method is needed, it can be implemented by factoring the
2586 unsigned int width, towrite; 2679 // relevant code in scr_printscreen
2587 char r1[] = "\n";
2588
2589 for (row = saveLines - nsaved;
2590 row < saveLines + nrow - 1; row++)
2591 {
2592 width = row_buf[row].l >= 0 ? row_buf[row].l
2593 : ncol;
2594 for (towrite = width; towrite; towrite -= wrote)
2595 {
2596 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2597 towrite);
2598 if (wrote < 0)
2599 return; /* XXX: death, no report */
2600 }
2601 if (row_buf[row].l >= 0)
2602 if (write (fd, r1, 1) <= 0)
2603 return; /* XXX: death, no report */
2604 }
2605} 2680}
2606#endif 2681#endif
2607 2682
2608/* ------------------------------------------------------------------------- * 2683/* ------------------------------------------------------------------------- *
2609 * CHARACTER SELECTION * 2684 * CHARACTER SELECTION *
2610 * ------------------------------------------------------------------------- */ 2685 * ------------------------------------------------------------------------- */
2611void 2686void
2612rxvt_term::selection_check (int check_more) NOTHROW 2687rxvt_term::selection_check (int check_more) NOTHROW
2613{ 2688{
2614 row_col_t pos;
2615
2616 if (!selection.op) 2689 if (!selection.op)
2617 return; 2690 return;
2618 2691
2619 pos.row = pos.col = 0;
2620 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2692 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2621 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2693 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2622 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2694 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2623 || (check_more == 1 2695 || (check_more == 1
2624 && current_screen == selection.screen 2696 && current_screen == selection.screen
2625 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2697 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2626 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2698 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2627 || (check_more == 2
2628 && ROWCOL_IS_BEFORE (selection.beg, pos)
2629 && ROWCOL_IS_AFTER (selection.end, pos))
2630 || (check_more == 3
2631 && ROWCOL_IS_AFTER (selection.end, pos))
2632 || (check_more == 4 /* screen width change */
2633 && (selection.beg.row != selection.end.row
2634 || selection.end.col > ncol)))
2635 CLEAR_SELECTION (); 2699 CLEAR_ALL_SELECTION ();
2636} 2700}
2637 2701
2638/* ------------------------------------------------------------------------- */ 2702/* ------------------------------------------------------------------------- */
2639/* 2703/*
2640 * Paste a selection direct to the command fd 2704 * Paste a selection direct to the command fd
2641 */ 2705 */
2642void 2706void
2643rxvt_term::paste (char *data, unsigned int len) NOTHROW 2707rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2644{ 2708{
2645 /* convert normal newline chars into common keyboard Return key sequence */ 2709 /* convert normal newline chars into common keyboard Return key sequence */
2646 for (unsigned int i = 0; i < len; i++) 2710 for (unsigned int i = 0; i < len; i++)
2647 if (data[i] == C0_LF) 2711 if (data[i] == C0_LF)
2648 data[i] = C0_CR; 2712 data[i] = C0_CR;
2649 2713
2650 if (priv_modes & PrivMode_BracketPaste) 2714 if (priv_modes & PrivMode_BracketPaste)
2651 tt_printf ("\e[200~"); 2715 tt_printf ("\x1b[200~");
2652 2716
2653 tt_write (data, len); 2717 tt_write (data, len);
2654 2718
2655 if (priv_modes & PrivMode_BracketPaste) 2719 if (priv_modes & PrivMode_BracketPaste)
2656 tt_printf ("\e[201~"); 2720 tt_printf ("\x1b[201~");
2657} 2721}
2658 2722
2659/* ------------------------------------------------------------------------- */
2660/*
2661 * Respond to a notification that a primary selection has been sent
2662 * EXT: SelectionNotify
2663 */
2664void 2723void
2665rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2724rxvt_term::paste (char *data, unsigned int len) NOTHROW
2666{ 2725{
2667 if (prop == None) /* check for failed XConvertSelection */ 2726 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2668 {
2669 if ((selection_type & Sel_CompoundText))
2670 {
2671 int selnum = selection_type & Sel_whereMask;
2672
2673 selection_type = 0;
2674 if (selnum != Sel_direct)
2675 selection_request_other (XA_STRING, selnum);
2676 }
2677
2678 if ((selection_type & Sel_UTF8String))
2679 {
2680 int selnum = selection_type & Sel_whereMask;
2681
2682 selection_type = Sel_CompoundText;
2683 if (selnum != Sel_direct)
2684 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2685 else
2686 selection_type = 0;
2687 }
2688
2689 return;
2690 }
2691
2692 unsigned long bytes_after;
2693 XTextProperty ct;
2694
2695 if (XGetWindowProperty (dpy, win, prop,
2696 0, PROP_SIZE / 4,
2697 delete_prop, AnyPropertyType,
2698 &ct.encoding, &ct.format,
2699 &ct.nitems, &bytes_after,
2700 &ct.value) != Success)
2701 {
2702 ct.value = 0;
2703 goto bailout;
2704 }
2705
2706 if (ct.encoding == None)
2707 goto bailout;
2708
2709 if (bytes_after)
2710 {
2711 // fetch and append remaining data
2712 XTextProperty ct2;
2713
2714 if (XGetWindowProperty (dpy, win, prop,
2715 ct.nitems / 4, (bytes_after + 3) / 4,
2716 delete_prop, AnyPropertyType,
2717 &ct2.encoding, &ct2.format,
2718 &ct2.nitems, &bytes_after,
2719 &ct2.value) != Success)
2720 goto bailout;
2721
2722 // realloc should be compatible to XFree, here, and elsewhere, too
2723 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2724 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2725 ct.nitems += ct2.nitems;
2726
2727 XFree (ct2.value);
2728 }
2729
2730 if (ct.value == 0)
2731 goto bailout;
2732
2733 if (ct.encoding == xa[XA_INCR])
2734 {
2735 // INCR selection, start handshake
2736 if (!delete_prop)
2737 XDeleteProperty (dpy, win, prop);
2738
2739 selection_wait = Sel_incr;
2740 incr_buf_fill = 0;
2741 incr_ev.start (10);
2742
2743 goto bailout;
2744 }
2745
2746 if (ct.nitems == 0)
2747 {
2748 if (selection_wait == Sel_incr)
2749 {
2750 XFree (ct.value);
2751
2752 // finally complete, now paste the whole thing
2753 selection_wait = Sel_normal;
2754 ct.value = (unsigned char *)incr_buf;
2755 ct.nitems = incr_buf_fill;
2756 incr_buf = 0;
2757 incr_buf_size = 0;
2758 incr_ev.stop ();
2759 }
2760 else
2761 {
2762 if (selection_wait == Sel_normal
2763 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2764 {
2765 /*
2766 * pass through again trying CUT_BUFFER0 if we've come from
2767 * XConvertSelection () but nothing was presented
2768 */
2769 selection_paste (display->root, XA_CUT_BUFFER0, False);
2770 }
2771
2772 goto bailout;
2773 }
2774 }
2775 else if (selection_wait == Sel_incr)
2776 {
2777 incr_ev.start (10);
2778
2779 while (incr_buf_fill + ct.nitems > incr_buf_size)
2780 {
2781 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2782 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2783 }
2784
2785 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2786 incr_buf_fill += ct.nitems;
2787
2788 goto bailout;
2789 }
2790
2791 char **cl;
2792 int cr;
2793
2794#if !ENABLE_MINIMAL
2795 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2796 // so recode it manually
2797 if (ct.encoding == xa[XA_UTF8_STRING])
2798 {
2799 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2800 char *s = rxvt_wcstombs (w);
2801 free (w);
2802 // TODO: strlen == only the first element will be converted. well...
2803 paste (s, strlen (s));
2804 free (s);
2805 }
2806 else
2807#endif
2808 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2809 && cl)
2810 {
2811 for (int i = 0; i < cr; i++)
2812 paste (cl[i], strlen (cl[i]));
2813
2814 XFreeStringList (cl);
2815 }
2816 else
2817 paste ((char *)ct.value, ct.nitems); // paste raw
2818
2819bailout:
2820 XFree (ct.value);
2821
2822 if (selection_wait == Sel_normal)
2823 selection_wait = Sel_none;
2824}
2825
2826void
2827rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2828{
2829 selection_wait = Sel_none;
2830
2831 incr_buf_size = 0;
2832 free (incr_buf);
2833
2834 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2835}
2836
2837void
2838rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2839{
2840 if (prop == None || selection_wait != Sel_incr)
2841 return; 2727 return;
2842 2728
2843 selection_paste (win, prop, true); 2729 tt_paste (data, len);
2844} 2730}
2845 2731
2846/* ------------------------------------------------------------------------- */ 2732/* ------------------------------------------------------------------------- */
2847/* 2733/*
2848 * Request the current selection: 2734 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2849 * Order: > internal selection if available 2735 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2850 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2736 * as fallback
2851 * > CUT_BUFFER0
2852 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2853 * will auto fallback to CUT_BUFFER0
2854 * EXT: button 2 release 2737 * EXT: button 2 release
2855 */ 2738 */
2856void 2739void
2857rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2740rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2858{ 2741{
2859 if (selection.text && selnum == Sel_Primary) 2742 if (!selection_req)
2860 {
2861 /* internal selection */
2862 char *str = rxvt_wcstombs (selection.text, selection.len);
2863 paste (str, strlen (str));
2864 free (str);
2865 return;
2866 } 2743 {
2867 else 2744 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2745 selection_req->run ();
2868 { 2746 }
2869 selection_request_time = tm;
2870 selection_wait = Sel_normal;
2871
2872#if X_HAVE_UTF8_STRING
2873 selection_type = Sel_UTF8String;
2874 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2875 return;
2876#else
2877 selection_type = Sel_CompoundText;
2878 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2879 return;
2880#endif
2881 }
2882
2883 selection_wait = Sel_none; /* don't loop in selection_paste () */
2884 selection_paste (display->root, XA_CUT_BUFFER0, false);
2885}
2886
2887int
2888rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2889{
2890 Atom sel;
2891
2892 selection_type |= selnum;
2893
2894 if (selnum == Sel_Primary)
2895 sel = XA_PRIMARY;
2896 else if (selnum == Sel_Secondary)
2897 sel = XA_SECONDARY;
2898 else
2899 sel = xa[XA_CLIPBOARD];
2900
2901 if (XGetSelectionOwner (dpy, sel) != None)
2902 {
2903 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2904 vt, selection_request_time);
2905 return 1;
2906 }
2907
2908 return 0;
2909} 2747}
2910 2748
2911/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2912/* 2750/*
2913 * Clear all selected text 2751 * Clear all selected text
2914 * EXT: SelectionClear 2752 * EXT: SelectionClear
2915 */ 2753 */
2916void 2754void
2917rxvt_term::selection_clear () NOTHROW 2755rxvt_term::selection_clear (bool clipboard) NOTHROW
2918{ 2756{
2757 if (!clipboard)
2758 {
2919 want_refresh = 1; 2759 want_refresh = 1;
2920 free (selection.text); 2760 free (selection.text);
2921 selection.text = NULL; 2761 selection.text = NULL;
2922 selection.len = 0; 2762 selection.len = 0;
2923 CLEAR_SELECTION (); 2763 CLEAR_SELECTION ();
2924 2764
2925 if (display->selection_owner == this) 2765 if (display->selection_owner == this)
2926 display->selection_owner = 0; 2766 display->selection_owner = 0;
2767 }
2768 else
2769 {
2770 free (selection.clip_text);
2771 selection.clip_text = NULL;
2772 selection.clip_len = 0;
2773
2774 if (display->clipboard_owner == this)
2775 display->clipboard_owner = 0;
2776 }
2927} 2777}
2928 2778
2929/* ------------------------------------------------------------------------- */ 2779/* ------------------------------------------------------------------------- */
2930/* 2780/*
2931 * Copy a selection into the cut buffer 2781 * Copy a selection into the cut buffer
2932 * EXT: button 1 or 3 release 2782 * EXT: button 1 or 3 release
2933 */ 2783 */
2934void 2784void
2935rxvt_term::selection_make (Time tm) 2785rxvt_term::selection_make (Time tm)
2936{ 2786{
2937 int i; 2787 int size;
2938 wchar_t *new_selection_text; 2788 wchar_t *new_selection_text;
2939 text_t *t; 2789 text_t *t;
2940 2790
2941 switch (selection.op) 2791 switch (selection.op)
2942 { 2792 {
2958 return; /* nothing selected, go away */ 2808 return; /* nothing selected, go away */
2959 2809
2960 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2810 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2961 return; 2811 return;
2962 2812
2963 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2813 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2964 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2814 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2965 2815
2966 int ofs = 0; 2816 int ofs = 0;
2967 int extra = 0; 2817 int extra = 0;
2968 2818
2969 int col = selection.beg.col; 2819 int col = selection.beg.col;
2975 { 2825 {
2976#if !ENABLE_MINIMAL 2826#if !ENABLE_MINIMAL
2977 if (selection.rect) 2827 if (selection.rect)
2978 { 2828 {
2979 col = selection.beg.col; 2829 col = selection.beg.col;
2980 end_col = ncol + 1; 2830 end_col = selection.end.col;
2981 } 2831 }
2982 else 2832 else
2983#endif 2833#endif
2984 end_col = ROW(row).l; 2834 end_col = ROW(row).l;
2985 2835
2986 col = max (col, 0); 2836 col = max (col, 0);
2987 2837
2988 if (row == selection.end.row 2838 if (row == selection.end.row)
2989#if !ENABLE_MINIMAL
2990 || selection.rect
2991#endif
2992 )
2993 min_it (end_col, selection.end.col); 2839 min_it (end_col, selection.end.col);
2994 2840
2995 t = ROW(row).t + col; 2841 t = ROW(row).t + col;
2996 2842
2997 for (; col < end_col; col++) 2843 for (; col < end_col; col++)
3005 2851
3006 extra -= (len - 1); 2852 extra -= (len - 1);
3007 2853
3008 if (extra < 0) 2854 if (extra < 0)
3009 { 2855 {
3010 extra += i; 2856 extra += size;
3011 i += i; 2857 size += size;
3012 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2858 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3013 } 2859 }
3014 2860
3015 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2861 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3016 } 2862 }
3017#endif 2863#endif
3029 2875
3030 new_selection_text[ofs++] = C0_LF; 2876 new_selection_text[ofs++] = C0_LF;
3031 } 2877 }
3032 else 2878 else
3033#endif 2879#endif
3034 if (!ROW(row).is_longer () && row != selection.end.row) 2880 if (!ROW(row).is_longer ()
2881 && (row != selection.end.row || end_col != selection.end.col)
2882 && (row != selection.beg.row || selection.beg.col < ncol))
3035 new_selection_text[ofs++] = C0_LF; 2883 new_selection_text[ofs++] = C0_LF;
3036 } 2884 }
3037
3038 if (end_col != selection.end.col)
3039 new_selection_text[ofs++] = C0_LF;
3040 2885
3041 new_selection_text[ofs] = 0; 2886 new_selection_text[ofs] = 0;
3042 2887
3043 if (ofs == 0) 2888 if (ofs == 0)
3044 { 2889 {
3057 2902
3058 selection_grab (tm); 2903 selection_grab (tm);
3059} 2904}
3060 2905
3061bool 2906bool
3062rxvt_term::selection_grab (Time tm) NOTHROW 2907rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3063{ 2908{
2909 Atom sel;
2910
2911 if (!clipboard)
2912 {
3064 selection_time = tm; 2913 selection_time = tm;
2914 sel = XA_PRIMARY;
2915 }
2916 else
2917 {
2918 clipboard_time = tm;
2919 sel = xa[XA_CLIPBOARD];
2920 }
3065 2921
3066 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2922 XSetSelectionOwner (dpy, sel, vt, tm);
3067 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2923 if (XGetSelectionOwner (dpy, sel) == vt)
3068 { 2924 {
3069 display->set_selection_owner (this); 2925 display->set_selection_owner (this, clipboard);
3070 return true; 2926 return true;
3071 } 2927 }
3072 else 2928 else
3073 { 2929 {
3074 selection_clear (); 2930 selection_clear (clipboard);
3075 return false; 2931 return false;
3076 } 2932 }
3077 2933
3078#if 0 2934#if 0
3079 XTextProperty ct; 2935 XTextProperty ct;
3089/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
3090/* 2946/*
3091 * Mark or select text based upon number of clicks: 1, 2, or 3 2947 * Mark or select text based upon number of clicks: 1, 2, or 3
3092 * EXT: button 1 press 2948 * EXT: button 1 press
3093 */ 2949 */
3094void 2950void ecb_cold
3095rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2951rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3096{ 2952{
3097 clicks = ((clicks - 1) % 3) + 1; 2953 clicks = ((clicks - 1) % 3) + 1;
3098 selection.clicks = clicks; /* save clicks so extend will work */ 2954 selection.clicks = clicks; /* save clicks so extend will work */
3099 2955
3118 2974
3119/* ------------------------------------------------------------------------- */ 2975/* ------------------------------------------------------------------------- */
3120/* 2976/*
3121 * Mark a selection at the specified col/row 2977 * Mark a selection at the specified col/row
3122 */ 2978 */
3123void 2979void ecb_cold
3124rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2980rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3125{ 2981{
3126 want_refresh = 1; 2982 want_refresh = 1;
3127 2983
3128 selection.mark.row = row + view_start; 2984 selection.mark.row = row + view_start;
3155/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3011/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3156#define DELIMIT_TEXT(x) \ 3012#define DELIMIT_TEXT(x) \
3157 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3013 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3158#define DELIMIT_REND(x) 1 3014#define DELIMIT_REND(x) 1
3159 3015
3160void 3016void ecb_cold
3161rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3017rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3162{ 3018{
3163 int col, row, dirnadd, tcol, trow, w1, w2; 3019 int col, row, dirnadd, tcol, trow, w1, w2;
3164 row_col_t bound; 3020 row_col_t bound;
3165 text_t *stp; 3021 text_t *stp;
3239 * EXT: button 3 press; button 1 or 3 drag 3095 * EXT: button 3 press; button 1 or 3 drag
3240 * flag == 0 ==> button 1 3096 * flag == 0 ==> button 1
3241 * flag == 1 ==> button 3 press 3097 * flag == 1 ==> button 3 press
3242 * flag == 2 ==> button 3 motion 3098 * flag == 2 ==> button 3 motion
3243 */ 3099 */
3244void 3100void ecb_cold
3245rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3101rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3246{ 3102{
3247 int col = clamp (Pixel2Col (x), 0, ncol); 3103 int col = clamp (Pixel2Col (x), 0, ncol);
3248 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3104 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3249 3105
3275 3131
3276/* ------------------------------------------------------------------------- */ 3132/* ------------------------------------------------------------------------- */
3277/* 3133/*
3278 * Extend the selection to the specified col/row 3134 * Extend the selection to the specified col/row
3279 */ 3135 */
3280void 3136void ecb_cold
3281rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3137rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3282{ 3138{
3283 row_col_t pos; 3139 row_col_t pos;
3284 enum { 3140 enum {
3285 LEFT, RIGHT 3141 LEFT, RIGHT
3476 ::swap (selection.beg.col, selection.end.col); 3332 ::swap (selection.beg.col, selection.end.col);
3477#endif 3333#endif
3478} 3334}
3479 3335
3480#if !ENABLE_MINIMAL 3336#if !ENABLE_MINIMAL
3481void 3337void ecb_cold
3482rxvt_term::selection_remove_trailing_spaces () NOTHROW 3338rxvt_term::selection_remove_trailing_spaces () NOTHROW
3483{ 3339{
3484 int32_t end_col, end_row; 3340 int32_t end_col, end_row;
3485 text_t *stp; 3341 text_t *stp;
3486 3342
3524/* ------------------------------------------------------------------------- */ 3380/* ------------------------------------------------------------------------- */
3525/* 3381/*
3526 * Double click on button 3 when already selected 3382 * Double click on button 3 when already selected
3527 * EXT: button 3 double click 3383 * EXT: button 3 double click
3528 */ 3384 */
3529void 3385void ecb_cold
3530rxvt_term::selection_rotate (int x, int y) NOTHROW 3386rxvt_term::selection_rotate (int x, int y) NOTHROW
3531{ 3387{
3532 selection.clicks = selection.clicks % 3 + 1; 3388 selection.clicks = selection.clicks % 3 + 1;
3533 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3389 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3534} 3390}
3536/* ------------------------------------------------------------------------- */ 3392/* ------------------------------------------------------------------------- */
3537/* 3393/*
3538 * Respond to a request for our current selection 3394 * Respond to a request for our current selection
3539 * EXT: SelectionRequest 3395 * EXT: SelectionRequest
3540 */ 3396 */
3541void 3397void ecb_cold
3542rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3398rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3543{ 3399{
3400 Atom property = rq.property == None ? rq.target : rq.property;
3544 XSelectionEvent ev; 3401 XSelectionEvent ev;
3545 3402
3546 ev.type = SelectionNotify; 3403 ev.type = SelectionNotify;
3547 ev.property = None; 3404 ev.property = None;
3548 ev.display = rq.display; 3405 ev.display = rq.display;
3563 *target++ = xa[XA_COMPOUND_TEXT]; 3420 *target++ = xa[XA_COMPOUND_TEXT];
3564#if X_HAVE_UTF8_STRING 3421#if X_HAVE_UTF8_STRING
3565 *target++ = xa[XA_UTF8_STRING]; 3422 *target++ = xa[XA_UTF8_STRING];
3566#endif 3423#endif
3567 3424
3568 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3425 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3569 32, PropModeReplace, 3426 32, PropModeReplace,
3570 (unsigned char *)target_list, target - target_list); 3427 (unsigned char *)target_list, target - target_list);
3571 ev.property = rq.property; 3428 ev.property = property;
3572 } 3429 }
3573#if TODO // TODO 3430#if TODO // TODO
3574 else if (rq.target == xa[XA_MULTIPLE]) 3431 else if (rq.target == xa[XA_MULTIPLE])
3575 { 3432 {
3576 /* TODO: Handle MULTIPLE */ 3433 /* TODO: Handle MULTIPLE */
3577 } 3434 }
3578#endif 3435#endif
3579 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3580 { 3437 {
3581 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3582 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3439 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3583 ev.property = rq.property; 3440 ev.property = property;
3441 }
3442 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3443 {
3444 XChangeProperty (dpy, rq.requestor, property, rq.target,
3445 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3446 ev.property = property;
3584 } 3447 }
3585 else if (rq.target == XA_STRING 3448 else if (rq.target == XA_STRING
3586 || rq.target == xa[XA_TEXT] 3449 || rq.target == xa[XA_TEXT]
3587 || rq.target == xa[XA_COMPOUND_TEXT] 3450 || rq.target == xa[XA_COMPOUND_TEXT]
3588 || rq.target == xa[XA_UTF8_STRING] 3451 || rq.target == xa[XA_UTF8_STRING]
3620 { 3483 {
3621 target = xa[XA_COMPOUND_TEXT]; 3484 target = xa[XA_COMPOUND_TEXT];
3622 style = enc_compound_text; 3485 style = enc_compound_text;
3623 } 3486 }
3624 3487
3625 if (selection.text) 3488 if (rq.selection == XA_PRIMARY && selection.text)
3626 { 3489 {
3627 cl = selection.text; 3490 cl = selection.text;
3628 selectlen = selection.len; 3491 selectlen = selection.len;
3492 }
3493 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3494 {
3495 cl = selection.clip_text;
3496 selectlen = selection.clip_len;
3629 } 3497 }
3630 else 3498 else
3631 { 3499 {
3632 cl = L""; 3500 cl = L"";
3633 selectlen = 0; 3501 selectlen = 0;
3654 ct.value = (unsigned char *)cl; 3522 ct.value = (unsigned char *)cl;
3655 ct.nitems = selectlen; 3523 ct.nitems = selectlen;
3656 ct.encoding = target; 3524 ct.encoding = target;
3657 } 3525 }
3658 3526
3659 XChangeProperty (dpy, rq.requestor, rq.property, 3527 XChangeProperty (dpy, rq.requestor, property,
3660 ct.encoding, 8, PropModeReplace, 3528 ct.encoding, 8, PropModeReplace,
3661 ct.value, (int)ct.nitems); 3529 ct.value, (int)ct.nitems);
3662 ev.property = rq.property; 3530 ev.property = property;
3663 3531
3664 if (freect) 3532 if (freect)
3665 XFree (ct.value); 3533 XFree (ct.value);
3666 } 3534 }
3667 3535
3668 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3536 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3669} 3537}
3670 3538
3671/* ------------------------------------------------------------------------- */ 3539/* ------------------------------------------------------------------------- */
3672#ifdef USE_XIM 3540#if USE_XIM
3673void 3541void ecb_cold
3674rxvt_term::im_set_position (XPoint &pos) NOTHROW 3542rxvt_term::im_set_position (XPoint &pos) NOTHROW
3675{ 3543{
3676 XWindowAttributes xwa; 3544 XWindowAttributes xwa;
3677 3545
3678 XGetWindowAttributes (dpy, vt, &xwa); 3546 XGetWindowAttributes (dpy, vt, &xwa);
3701 h += 2; min_it (h, nrow); 3569 h += 2; min_it (h, nrow);
3702 3570
3703 x -= 1; clamp_it (x, 0, ncol - w); 3571 x -= 1; clamp_it (x, 0, ncol - w);
3704 y -= 1; clamp_it (y, 0, nrow - h); 3572 y -= 1; clamp_it (y, 0, nrow - h);
3705 3573
3706 ov_x = x; ov_y = y; 3574 ov.x = x; ov.y = y;
3707 ov_w = w; ov_h = h; 3575 ov.w = w; ov.h = h;
3708 3576
3709 ov_text = new text_t *[h]; 3577 ov.text = new text_t *[h];
3710 ov_rend = new rend_t *[h]; 3578 ov.rend = new rend_t *[h];
3711 3579
3712 for (y = 0; y < h; y++) 3580 for (y = 0; y < h; y++)
3713 { 3581 {
3714 text_t *tp = ov_text[y] = new text_t[w]; 3582 text_t *tp = ov.text[y] = new text_t[w];
3715 rend_t *rp = ov_rend[y] = new rend_t[w]; 3583 rend_t *rp = ov.rend[y] = new rend_t[w];
3716 3584
3717 text_t t0, t1, t2; 3585 text_t t0, t1, t2;
3718 rend_t r = OVERLAY_RSTYLE; 3586 rend_t r = OVERLAY_RSTYLE;
3719 3587
3720 if (y == 0) 3588 if (y == 0)
3739} 3607}
3740 3608
3741void 3609void
3742rxvt_term::scr_overlay_off () NOTHROW 3610rxvt_term::scr_overlay_off () NOTHROW
3743{ 3611{
3744 if (!ov_text) 3612 if (!ov.text)
3745 return; 3613 return;
3746 3614
3747 want_refresh = 1; 3615 want_refresh = 1;
3748 3616
3749 for (int y = 0; y < ov_h; y++) 3617 for (int y = 0; y < ov.h; y++)
3750 { 3618 {
3751 delete [] ov_text[y]; 3619 delete [] ov.text[y];
3752 delete [] ov_rend[y]; 3620 delete [] ov.rend[y];
3753 } 3621 }
3754 3622
3755 delete [] ov_text; ov_text = 0; 3623 delete [] ov.text; ov.text = 0;
3756 delete [] ov_rend; ov_rend = 0; 3624 delete [] ov.rend; ov.rend = 0;
3757} 3625}
3758 3626
3759void 3627void
3760rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3628rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3761{ 3629{
3762 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3630 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3763 return; 3631 return;
3764 3632
3765 x++, y++; 3633 x++, y++;
3766 3634
3767 ov_text[y][x] = text; 3635 ov.text[y][x] = text;
3768 ov_rend[y][x] = rend; 3636 ov.rend[y][x] = rend;
3769} 3637}
3770 3638
3771void 3639void
3772rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3640rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3773{ 3641{
3792} 3660}
3793 3661
3794void 3662void
3795rxvt_term::scr_swap_overlay () NOTHROW 3663rxvt_term::scr_swap_overlay () NOTHROW
3796{ 3664{
3797 if (!ov_text) 3665 if (!ov.text)
3798 return; 3666 return;
3799 3667
3668 // hide cursor if it is within the overlay area
3669 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3670 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3671 screen.flags &= ~Screen_VisibleCursor;
3672
3800 // swap screen mem with overlay 3673 // swap screen mem with overlay
3801 for (int y = ov_h; y--; ) 3674 for (int y = ov.h; y--; )
3802 { 3675 {
3803 text_t *t1 = ov_text[y]; 3676 text_t *t1 = ov.text[y];
3804 rend_t *r1 = ov_rend[y]; 3677 rend_t *r1 = ov.rend[y];
3805 3678
3806 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3679 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3807 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3680 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3808 3681
3809 for (int x = ov_w; x--; ) 3682 for (int x = ov.w; x--; )
3810 { 3683 {
3811 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3684 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3812 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3685 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3813 } 3686 }
3814 } 3687 }

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