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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.301 by ayin, Tue Jan 29 13:57:23 2008 UTC vs.
Revision 1.421 by sf-exg, Sun Jun 10 13:07:56 2012 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 = rxvt_malloc (chunk_size);
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 line_t *prev_drawn_buf = drawn_buf;
231 line_t *prev_swap_buf = swap_buf;
232 line_t *prev_row_buf = row_buf;
233
234 int common_col = min (prev_ncol, ncol);
235
236 scr_alloc ();
237
195 if (!row_buf) 238 if (!prev_row_buf)
196 { 239 {
197 /* 240 /*
198 * first time called so just malloc everything: don't rely on realloc 241 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
199 */ 242 */
200 top_row = 0; 243 top_row = 0;
201 term_start = 0; 244 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 }
216 245
217 memset (charsets, 'B', sizeof (charsets)); 246 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 247 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 248 screen.flags = Screen_DefaultFlags;
220 screen.cur.row = screen.cur.col = 0; 249 screen.cur.row = screen.cur.col = 0;
234 selection.text = NULL; 263 selection.text = NULL;
235 selection.len = 0; 264 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 265 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 266 selection.screen = PRIMARY;
238 selection.clicks = 0; 267 selection.clicks = 0;
268 selection.clip_text = NULL;
269 selection.clip_len = 0;
239 } 270 }
240 else 271 else
241 { 272 {
242 /* 273 /*
243 * add or delete rows as appropriate 274 * add or delete rows as appropriate
244 */ 275 */
245 276
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--; ) 277 for (int row = min (nrow, prev_nrow); row--; )
264 { 278 {
265 lresize (drawn_buf[row]); 279 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
266 lresize (swap_buf [row]); 280 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
267 }
268 281
269 for (int row = prev_nrow; row < nrow; row++) 282 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
283 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
270 { 286 }
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));
277 287
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 288 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows); 289 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row 290 int q = total_rows; // rewrapped row
281 291
282 if (top_row) 292 if (top_row)
283 { 293 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 294 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm. 295 // to come up with a lean and mean algorithm.
296 // TODO: maybe optimise when width didn't change
286 297
287 row_col_t ocur = screen.cur; 298 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 299 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289 300
290 do 301 do
291 { 302 {
292 p = MOD (p - 1, prev_total_rows); 303 p = MOD (p - 1, prev_total_rows);
293#ifdef DEBUG_STRICT
294 assert (old_buf [MOD (p, prev_total_rows)].t); 304 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
295#endif
296 int plines = 1; 305 int plines = 1;
297 int llen = old_buf [MOD (p, prev_total_rows)].l; 306 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
298 307
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 308 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
300 { 309 {
301 p = MOD (p - 1, prev_total_rows); 310 p = MOD (p - 1, prev_total_rows);
302 311
303 plines++; 312 plines++;
304 llen += prev_ncol; 313 llen += prev_ncol;
317 326
318 // re-assemble the full line by destination lines 327 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++) 328 for (int qrow = q; qlines--; qrow++)
320 { 329 {
321 qline = row_buf + qrow; 330 qline = row_buf + qrow;
322 lalloc (*qline); 331 qline->alloc (); // redundant with next line
323 qline->l = ncol; 332 qline->l = ncol;
324 qline->is_longer (1); 333 qline->is_longer (1);
325 334
326 int qcol = 0; 335 int qcol = 0;
327 336
342 // this seems to upset applications/shells/readline 351 // this seems to upset applications/shells/readline
343 // least. 352 // least.
344 if (prow == ocur.row) 353 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow); 354 screen.cur.row = q - (total_rows - nrow);
346 355
347 line_t &pline = old_buf [prow]; 356 line_t &pline = prev_row_buf [prow];
348 357
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 358 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350 359
351 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 360 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 361 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
373 { 382 {
374 // if no scrollback exists (yet), wing, instead of wrap 383 // if no scrollback exists (yet), wing, instead of wrap
375 384
376 for (int row = min (nrow, prev_nrow); row--; ) 385 for (int row = min (nrow, prev_nrow); row--; )
377 { 386 {
378 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 387 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
379 line_t &qline = row_buf [row]; 388 line_t &dst = row_buf [row];
380 389
381 qline = pline; 390 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
382 lresize (qline); 391
392 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
393 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
383 } 394 }
384 395
385 for (int row = prev_nrow; row < nrow; row++) 396 for (int row = prev_nrow; row < nrow; row++)
386 {
387 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 397 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
388 }
389 398
390 term_start = 0; 399 term_start = 0;
391 } 400 }
392
393 free (old_buf);
394 delete old_ta;
395 delete old_ra;
396 401
397 clamp_it (screen.cur.row, 0, nrow - 1); 402 clamp_it (screen.cur.row, 0, nrow - 1);
398 clamp_it (screen.cur.col, 0, ncol - 1); 403 clamp_it (screen.cur.col, 0, ncol - 1);
404 }
399 405
406 for (int row = nrow; row--; )
407 {
408 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
409 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
410 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
411 }
412
413 free (prev_chunk);
414
400 free (tabs); 415 free (tabs);
401 } 416 tabs = (char *)rxvt_malloc (ncol);
417
418 for (int col = ncol; col--; )
419 tabs [col] = col % TABSIZE == 0;
402 420
403 CLEAR_ALL_SELECTION (); 421 CLEAR_ALL_SELECTION ();
404 422
405 prev_nrow = nrow; 423 prev_nrow = nrow;
406 prev_ncol = ncol; 424 prev_ncol = ncol;
407 425
408 tabs = (char *)rxvt_malloc (ncol); 426 tt_winch ();
409 427
410 for (int col = ncol; --col; ) 428 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411 tabs [col] = col % TABSIZE == 0; 429}
430
431void ecb_cold
432rxvt_term::scr_release () NOTHROW
433{
434 free (chunk); chunk = 0; row_buf = 0;
435 free (tabs); tabs = 0;
436}
437
438/* ------------------------------------------------------------------------- */
439/*
440 * Hard/Soft reset
441 */
442void ecb_cold
443rxvt_term::scr_poweron ()
444{
445 scr_release ();
446
447 prev_nrow = prev_ncol = 0;
448 rvideo_mode = false;
449 scr_soft_reset ();
450 scr_reset ();
451
452 scr_clear (true);
453 scr_refresh ();
454}
455
456void ecb_cold
457rxvt_term::scr_soft_reset () NOTHROW
458{
459 /* only affects modes, nothing drastic such as clearing the screen */
460#if ENABLE_OVERLAY
461 scr_overlay_off ();
462#endif
412 463
413 if (current_screen != PRIMARY) 464 if (current_screen != PRIMARY)
414 scr_swap_screen (); 465 scr_swap_screen ();
415 466
416 tt_winch (); 467 scr_scroll_region (0, MAX_ROWS - 1);
417 468 scr_rendition (0, ~RS_None);
418 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 469 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} 470}
456 471
457/* ------------------------------------------------------------------------- * 472/* ------------------------------------------------------------------------- *
458 * PROCESS SCREEN COMMANDS * 473 * PROCESS SCREEN COMMANDS *
459 * ------------------------------------------------------------------------- */ 474 * ------------------------------------------------------------------------- */
497 } 512 }
498 513
499 /* boundary check in case screen size changed between SAVE and RESTORE */ 514 /* boundary check in case screen size changed between SAVE and RESTORE */
500 min_it (s->cur.row, nrow - 1); 515 min_it (s->cur.row, nrow - 1);
501 min_it (s->cur.col, ncol - 1); 516 min_it (s->cur.col, ncol - 1);
502#ifdef DEBUG_STRICT
503 assert (s->cur.row >= 0); 517 assert (s->cur.row >= 0);
504 assert (s->cur.col >= 0); 518 assert (s->cur.col >= 0);
505#endif
506} 519}
507 520
508void 521void
509rxvt_term::scr_swap_screen () 522rxvt_term::scr_swap_screen () NOTHROW
510{ 523{
511 if (!option (Opt_secondaryScreen)) 524 if (!option (Opt_secondaryScreen))
512 return; 525 return;
513 526
514 for (int i = prev_nrow; i--; ) 527 for (int i = prev_nrow; i--; )
533 return; 546 return;
534 547
535 want_refresh = 1; 548 want_refresh = 1;
536 view_start = 0; 549 view_start = 0;
537 550
538 selection_check (2); /* check for boundary cross */ 551 /* check for boundary cross */
552 row_col_t pos;
553 pos.row = pos.col = 0;
554 if (ROWCOL_IS_BEFORE (selection.beg, pos)
555 && ROWCOL_IS_AFTER (selection.end, pos))
556 CLEAR_SELECTION ();
539 557
540 int i = current_screen; current_screen = scrn; scrn = i; 558 current_screen = scrn;
541 559
542#if NSCREENS 560#if NSCREENS
543 if (option (Opt_secondaryScreen)) 561 if (option (Opt_secondaryScreen))
544 { 562 {
545 num_scr = 0; 563 num_scr = 0;
609/* 627/*
610 * Scroll text between <row1> and <row2> inclusive, by <count> lines 628 * Scroll text between <row1> and <row2> inclusive, by <count> lines
611 * count positive ==> scroll up 629 * count positive ==> scroll up
612 * count negative ==> scroll down 630 * count negative ==> scroll down
613 */ 631 */
614int 632int ecb_hot
615rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 633rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
616{ 634{
617 if (count == 0 || (row1 > row2)) 635 if (count == 0 || (row1 > row2))
618 return 0; 636 return 0;
619 637
622 640
623 if (count > 0 641 if (count > 0
624 && row1 == 0 642 && row1 == 0
625 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 643 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
626 { 644 {
645 min_it (count, total_rows - (nrow - (row2 + 1)));
646
627 top_row = max (top_row - count, -saveLines); 647 top_row = max (top_row - count, -saveLines);
628
629 // scroll everything up 'count' lines
630 term_start = (term_start + count) % total_rows;
631 648
632 // sever bottommost line 649 // sever bottommost line
633 { 650 {
634 line_t &l = ROW(row2 - count); 651 line_t &l = ROW(row2);
635 l.is_longer (0); 652 l.is_longer (0);
636 l.touch (); 653 l.touch ();
637 } 654 }
638 655
656 // scroll everything up 'count' lines
657 term_start = (term_start + count) % total_rows;
658
659 // now copy lines below the scroll region bottom to the
660 // bottom of the screen again, so they look as if they
661 // hadn't moved.
662 for (int i = nrow; --i > row2; )
663 {
664 line_t &l1 = ROW(i - count);
665 line_t &l2 = ROW(i);
666
667 ::swap (l1, l2);
668 l2.touch ();
669 }
670
639 // erase newly scrolled-in lines 671 // erase newly scrolled-in lines
640 for (int i = count; i--; ) 672 for (int i = count; i--; )
641 { 673 {
642 line_t &l = ROW(nrow - 1 - i); 674 line_t &l = ROW(row2 - i);
643 675
644 // optimize if already cleared, can be significant on slow machines 676 // optimise if already cleared, can be significant on slow machines
645 // could be rolled into scr_blank_screen_mem 677 // 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))) 678 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
647 { 679 {
648 scr_blank_line (l, 0, l.l, rstyle); 680 scr_blank_line (l, 0, l.l, rstyle);
649 l.l = 0; 681 l.l = 0;
651 } 683 }
652 else 684 else
653 scr_blank_screen_mem (l, rstyle); 685 scr_blank_screen_mem (l, rstyle);
654 } 686 }
655 687
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 688 // move and/or clear selection, if any
669 if (selection.op && current_screen == selection.screen) 689 if (selection.op && current_screen == selection.screen
690 && selection.beg.row <= row2)
670 { 691 {
671 selection.beg.row -= count; 692 selection.beg.row -= count;
672 selection.end.row -= count; 693 selection.end.row -= count;
673 selection.mark.row -= count; 694 selection.mark.row -= count;
674 695
675 if (selection.beg.row < top_row 696 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 } 697 }
683 698
684 // finally move the view window, if desired 699 // finally move the view window, if desired
685 if (option (Opt_scrollWithBuffer) 700 if (option (Opt_scrollWithBuffer)
686 && view_start != 0 701 && view_start != 0
716 } 731 }
717 732
718 // use a simple and robust scrolling algorithm, this 733 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical. 734 // part of scr_scroll_text is not time-critical.
720 735
736 // sever line above scroll region
737 if (row1)
738 {
739 line_t &l = ROW(row1 - 1);
740 l.is_longer (0);
741 l.touch ();
742 }
743
721 int rows = row2 - row1 + 1; 744 int rows = row2 - row1 + 1;
722 745
723 min_it (count, rows); 746 min_it (count, rows);
724 747
725 line_t *temp_buf = row_buf + total_rows; 748 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
726 749
727 for (int row = 0; row < rows; row++) 750 for (int row = 0; row < rows; row++)
728 { 751 {
729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 752 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
730 753
732 scr_blank_screen_mem (temp_buf [row], rstyle); 755 scr_blank_screen_mem (temp_buf [row], rstyle);
733 } 756 }
734 757
735 for (int row = 0; row < rows; row++) 758 for (int row = 0; row < rows; row++)
736 ROW(row1 + row) = temp_buf [row]; 759 ROW(row1 + row) = temp_buf [row];
760
761 // sever bottommost line
762 {
763 line_t &l = ROW(row2);
764 l.is_longer (0);
765 l.touch ();
766 }
737 } 767 }
738 768
739 return count; 769 return count;
740} 770}
741 771
742/* ------------------------------------------------------------------------- */ 772/* ------------------------------------------------------------------------- */
743/* 773/*
744 * Add text given in <str> of length <len> to screen struct 774 * Add text given in <str> of length <len> to screen struct
745 */ 775 */
746void 776void ecb_hot
747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 777rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
748{ 778{
749 if (len <= 0) /* sanity */ 779 if (len <= 0) /* sanity */
750 return; 780 return;
751 781
752 unsigned char checksel; 782 bool checksel;
753 unicode_t c; 783 unicode_t c;
754 int ncol = this->ncol; 784 int ncol = this->ncol;
755 const wchar_t *strend = str + len; 785 const wchar_t *strend = str + len;
756 786
757 want_refresh = 1; 787 want_refresh = 1;
770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 800 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
771 screen.cur.row -= minlines; 801 screen.cur.row -= minlines;
772 } 802 }
773 } 803 }
774 804
775#ifdef DEBUG_STRICT
776 assert (screen.cur.col < ncol); 805 assert (screen.cur.col < ncol);
777 assert (screen.cur.row < nrow 806 assert (screen.cur.row < nrow
778 && screen.cur.row >= top_row); 807 && screen.cur.row >= top_row);
779#endif
780 int row = screen.cur.row; 808 int row = screen.cur.row;
781 809
782 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 810 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
783 811
784 line_t *line = &ROW(row); 812 line_t *line = &ROW(row);
785 813
786 while (str < strend) 814 while (str < strend)
787 { 815 {
788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 816 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 817
790 if (c < 0x20) 818 if (ecb_unlikely (c < 0x20))
791 if (c == C0_LF) 819 if (c == C0_LF)
792 { 820 {
793 max_it (line->l, screen.cur.col); 821 max_it (line->l, screen.cur.col);
794 822
795 screen.flags &= ~Screen_WrapNext; 823 screen.flags &= ~Screen_WrapNext;
814 { 842 {
815 scr_tab (1, true); 843 scr_tab (1, true);
816 continue; 844 continue;
817 } 845 }
818 846
847 if (ecb_unlikely (
819 if (checksel /* see if we're writing within selection */ 848 checksel /* see if we're writing within selection */
820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 849 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
821 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 850 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
851 ))
822 { 852 {
823 checksel = 0; 853 checksel = 0;
824 /* 854 /*
825 * If we wrote anywhere in the selected area, kill the selection 855 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that 856 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check. 857 * should be a similar check.
828 */ 858 */
829 CLEAR_SELECTION (); 859 CLEAR_SELECTION ();
830 } 860 }
831 861
832 if (screen.flags & Screen_WrapNext) 862 if (ecb_unlikely (screen.flags & Screen_WrapNext))
833 { 863 {
834 scr_do_wrap (); 864 scr_do_wrap ();
835 865
836 line->l = ncol; 866 line->l = ncol;
837 line->is_longer (1); 867 line->is_longer (1);
839 row = screen.cur.row; 869 row = screen.cur.row;
840 line = &ROW(row); /* _must_ refresh */ 870 line = &ROW(row); /* _must_ refresh */
841 } 871 }
842 872
843 // some utf-8 decoders "decode" surrogate characters: let's fix this. 873 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 874 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
845 c = 0xfffd; 875 c = 0xfffd;
846 876
847 // rely on wcwidth to tell us the character width, do wcwidth before 877 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line 878 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current 879 // drawing characters below as they might be invalid in the current
850 // locale. 880 // locale.
851 int width = WCWIDTH (c); 881 int width = WCWIDTH (c);
852 882
853 if (charsets [screen.charset] == '0') // DEC SPECIAL 883 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
854 { 884 {
855 // vt100 special graphics and line drawing 885 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100 886 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars 887 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e 888 static uint16_t vt100_0[62] = { // 41 .. 7e
871 c = vt100_0[c - 0x41]; 901 c = vt100_0[c - 0x41];
872 width = 1; // vt100 line drawing characters are always single-width 902 width = 1; // vt100 line drawing characters are always single-width
873 } 903 }
874 } 904 }
875 905
876 if (screen.flags & Screen_Insert) 906 if (ecb_unlikely (screen.flags & Screen_Insert))
877 scr_insdel_chars (width, INSERT); 907 scr_insdel_chars (width, INSERT);
878 908
879 if (width != 0) 909 if (width != 0)
880 { 910 {
881#if !UNICODE_3 911#if !UNICODE_3
886# else 916# else
887 c = 0xfffd; 917 c = 0xfffd;
888# endif 918# endif
889#endif 919#endif
890 920
921 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
922
923 // if the character doesn't fit into the remaining columns...
924 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
925 {
926 if (screen.flags & Screen_Autowrap)
927 {
928 // ... artificially enlargen the previous one
929 c = NOCHAR;
930 // and try the same character next loop iteration
931 --str;
932 }
933 else
934 screen.cur.col = ncol - width;
935 }
936
891 // nuke the character at this position, if required 937 // nuke the character at this position, if required
938 // due to wonderful coincidences everywhere else in this loop
939 // we never have to check for overwriting a wide char itself,
940 // only its tail.
892 if (line->t[screen.cur.col] == NOCHAR 941 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
893 || (screen.cur.col < ncol - 1 942 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 }
922 943
923 line->touch (); 944 line->touch ();
924 945
925 do 946 do
926 { 947 {
927 line->t[screen.cur.col] = c; 948 line->t[screen.cur.col] = c;
928 line->r[screen.cur.col] = rend; 949 line->r[screen.cur.col] = rend;
929 950
930 if (screen.cur.col < ncol - 1) 951 if (ecb_likely (screen.cur.col < ncol - 1))
931 screen.cur.col++; 952 screen.cur.col++;
932 else 953 else
933 { 954 {
934 line->l = ncol; 955 line->l = ncol;
935 if (screen.flags & Screen_Autowrap) 956 if (screen.flags & Screen_Autowrap)
936 screen.flags |= Screen_WrapNext; 957 screen.flags |= Screen_WrapNext;
937 break; 958
959 goto end_of_line;
938 } 960 }
939 961
940 c = NOCHAR; 962 c = NOCHAR;
941 } 963 }
942 while (--width > 0); 964 while (ecb_unlikely (--width > 0));
943 965
944 // pad with spaces when overwriting wide character with smaller one 966 // pad with spaces when overwriting wide character with smaller one
945 if (!width) 967 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
946 { 968 {
947 line->touch (); 969 line->t[c] = ' ';
970 line->r[c] = rend;
971 }
948 972
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) 973end_of_line:
974 ;
975 }
976#if ENABLE_COMBINING
977 else // width == 0
978 {
979 if (c != 0xfeff) // ignore BOM
980 {
981 // handle combining characters
982 // we just tag the accent on the previous on-screen character.
983 // this is arguably not correct, but also arguably not wrong.
984 // we don't handle double-width characters nicely yet.
985 line_t *linep;
986 text_t *tp;
987 rend_t *rp;
988
989 if (screen.cur.col > 0)
950 { 990 {
951 line->t[c] = ' ';
952 line->r[c] = rend; 991 linep = line;
992 tp = line->t + screen.cur.col - 1;
993 rp = line->r + screen.cur.col - 1;
953 } 994 }
995 else if (screen.cur.row > 0
996 && ROW(screen.cur.row - 1).is_longer ())
997 {
998 linep = &ROW(screen.cur.row - 1);
999 tp = line->t + ncol - 1;
1000 rp = line->r + ncol - 1;
1001 }
1002 else
1003 continue;
1004
1005 linep->touch ();
1006
1007 while (*tp == NOCHAR && tp > linep->t)
1008 tp--, rp--;
1009
1010 // first try to find a precomposed character
1011 unicode_t n = rxvt_compose (*tp, c);
1012 if (n == NOCHAR)
1013 n = rxvt_composite.compose (*tp, c);
1014
1015 *tp = n;
1016 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
954 } 1017 }
955 } 1018 }
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 1019#endif
996 }
997 } 1020 }
998 1021
999 max_it (line->l, screen.cur.col); 1022 max_it (line->l, screen.cur.col);
1000 1023
1001#ifdef DEBUG_STRICT
1002 assert (screen.cur.row >= 0); 1024 assert (screen.cur.row >= 0);
1003#endif
1004} 1025}
1005 1026
1006/* ------------------------------------------------------------------------- */ 1027/* ------------------------------------------------------------------------- */
1007/* 1028/*
1008 * Process Backspace. Move back the cursor back a position, wrap if have to 1029 * Process Backspace. Move back the cursor back a position, wrap if have to
1021 1042
1022 want_refresh = 1; 1043 want_refresh = 1;
1023#endif 1044#endif
1024 } 1045 }
1025 } 1046 }
1047 else if (screen.flags & Screen_WrapNext)
1048 screen.flags &= ~Screen_WrapNext;
1026 else 1049 else
1027 scr_gotorc (0, -1, RELATIVE); 1050 scr_gotorc (0, -1, RELATIVE);
1028} 1051}
1029 1052
1030/* ------------------------------------------------------------------------- */ 1053/* ------------------------------------------------------------------------- */
1108 * XTERM_SEQ: ESC 6 1131 * XTERM_SEQ: ESC 6
1109 * Move cursor left in row. If we're at the left boundary, shift everything 1132 * Move cursor left in row. If we're at the left boundary, shift everything
1110 * in that row right. Clear left column. 1133 * in that row right. Clear left column.
1111 */ 1134 */
1112#if !ENABLE_MINIMAL 1135#if !ENABLE_MINIMAL
1113void 1136void ecb_cold
1114rxvt_term::scr_backindex () NOTHROW 1137rxvt_term::scr_backindex () NOTHROW
1115{ 1138{
1116 if (screen.cur.col > 0) 1139 if (screen.cur.col > 0)
1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1140 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1118 else 1141 else
1125 * XTERM_SEQ: ESC 9 1148 * XTERM_SEQ: ESC 9
1126 * Move cursor right in row. If we're at the right boundary, shift everything 1149 * Move cursor right in row. If we're at the right boundary, shift everything
1127 * in that row left. Clear right column. 1150 * in that row left. Clear right column.
1128 */ 1151 */
1129#if !ENABLE_MINIMAL 1152#if !ENABLE_MINIMAL
1130void 1153void ecb_cold
1131rxvt_term::scr_forwardindex () NOTHROW 1154rxvt_term::scr_forwardindex () NOTHROW
1132{ 1155{
1133 if (screen.cur.col < ncol - 1) 1156 if (screen.cur.col < ncol - 1)
1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1135 else 1158 else
1225/* 1248/*
1226 * Erase part or whole of a line 1249 * Erase part or whole of a line
1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1250 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1251 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1252 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1253 * extension: clear to right unless wrapped: ESC [ 3 K
1230 */ 1254 */
1231void 1255void
1232rxvt_term::scr_erase_line (int mode) NOTHROW 1256rxvt_term::scr_erase_line (int mode) NOTHROW
1233{ 1257{
1234 unsigned int col, num; 1258 unsigned int col, num;
1243 line.touch (); 1267 line.touch ();
1244 line.is_longer (0); 1268 line.is_longer (0);
1245 1269
1246 switch (mode) 1270 switch (mode)
1247 { 1271 {
1272 case 3:
1273 if (screen.flags & Screen_WrapNext)
1274 return;
1275
1276 /* fall through */
1277
1248 case 0: /* erase to end of line */ 1278 case 0: /* erase to end of line */
1249 col = screen.cur.col; 1279 col = screen.cur.col;
1250 num = ncol - col; 1280 num = ncol - col;
1251 min_it (line.l, col); 1281 min_it (line.l, col);
1282
1252 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1283 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1253 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1284 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1254 CLEAR_SELECTION (); 1285 CLEAR_SELECTION ();
1255 break; 1286 break;
1287
1256 case 1: /* erase to beginning of line */ 1288 case 1: /* erase to beginning of line */
1257 col = 0; 1289 col = 0;
1258 num = screen.cur.col + 1; 1290 num = screen.cur.col + 1;
1291
1259 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1292 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1260 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1293 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1261 CLEAR_SELECTION (); 1294 CLEAR_SELECTION ();
1262 break; 1295 break;
1296
1263 case 2: /* erase whole line */ 1297 case 2: /* erase whole line */
1264 col = 0; 1298 col = 0;
1265 num = ncol; 1299 num = ncol;
1266 line.l = 0; 1300 line.l = 0;
1267 if (selection.beg.row <= screen.cur.row 1301 if (selection.beg.row <= screen.cur.row
1275 scr_blank_line (line, col, num, rstyle); 1309 scr_blank_line (line, col, num, rstyle);
1276} 1310}
1277 1311
1278/* ------------------------------------------------------------------------- */ 1312/* ------------------------------------------------------------------------- */
1279/* 1313/*
1280 * Erase part of whole of the screen 1314 * Erase part or whole of the screen
1281 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1315 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1282 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1316 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1283 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1317 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1284 */ 1318 */
1285void 1319void
1294 ZERO_SCROLLBACK (); 1328 ZERO_SCROLLBACK ();
1295 1329
1296 switch (mode) 1330 switch (mode)
1297 { 1331 {
1298 case 0: /* erase to end of screen */ 1332 case 0: /* erase to end of screen */
1299 selection_check (1);
1300 scr_erase_line (0); 1333 scr_erase_line (0);
1301 row = screen.cur.row + 1; /* possible OOB */ 1334 row = screen.cur.row + 1; /* possible OOB */
1302 num = nrow - row; 1335 num = nrow - row;
1303 break; 1336 break;
1304 case 1: /* erase to beginning of screen */ 1337 case 1: /* erase to beginning of screen */
1305 selection_check (3);
1306 scr_erase_line (1); 1338 scr_erase_line (1);
1307 row = 0; 1339 row = 0;
1308 num = screen.cur.row; 1340 num = screen.cur.row;
1309 break; 1341 break;
1310 case 2: /* erase whole screen */ 1342 case 2: /* erase whole screen */
1311 selection_check (3);
1312 row = 0; 1343 row = 0;
1313 num = nrow; 1344 num = nrow;
1314 break; 1345 break;
1315 default: 1346 default:
1316 return; 1347 return;
1325 if (row >= nrow) /* Out Of Bounds */ 1356 if (row >= nrow) /* Out Of Bounds */
1326 return; 1357 return;
1327 1358
1328 min_it (num, nrow - row); 1359 min_it (num, nrow - row);
1329 1360
1330 if (rstyle & (RS_RVid | RS_Uline)) 1361 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1331 ren = (rend_t) ~RS_None; 1362 ren = (rend_t) ~RS_None;
1332 else if (GET_BASEBG (rstyle) == Color_bg) 1363 else if (GET_BASEBG (rstyle) == Color_bg)
1333 { 1364 {
1334 ren = DEFAULT_RSTYLE; 1365 ren = DEFAULT_RSTYLE;
1335 CLEAR_ROWS (row, num); 1366
1367 if (mapped)
1368 XClearArea (dpy, vt, 0,
1369 Row2Pixel (row - view_start), (unsigned int)vt_width,
1370 (unsigned int)Height2Pixel (num), False);
1336 } 1371 }
1337 else 1372 else
1338 { 1373 {
1339 ren = rstyle & (RS_fgMask | RS_bgMask); 1374 ren = rstyle & (RS_fgMask | RS_bgMask);
1375
1376 if (mapped)
1377 {
1340 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1378 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1341 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1379 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1342 ERASE_ROWS (row, num); 1380 XFillRectangle (dpy, vt, gc,
1381 0, Row2Pixel (row - view_start),
1382 (unsigned int)vt_width,
1383 (unsigned int)Height2Pixel (num));
1343 gcvalue.foreground = pix_colors[Color_fg]; 1384 gcvalue.foreground = pix_colors[Color_fg];
1344 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1386 }
1345 } 1387 }
1346 1388
1347 for (; num--; row++) 1389 for (; num--; row++)
1348 { 1390 {
1349 scr_blank_screen_mem (ROW(row), rstyle); 1391 scr_blank_screen_mem (ROW(row), rstyle);
1392
1393 if (row - view_start < nrow)
1350 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1394 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1351 } 1395 }
1352} 1396}
1353 1397
1354#if !ENABLE_MINIMAL 1398#if !ENABLE_MINIMAL
1355void 1399void
1365/* ------------------------------------------------------------------------- */ 1409/* ------------------------------------------------------------------------- */
1366/* 1410/*
1367 * Fill the screen with `E's 1411 * Fill the screen with `E's
1368 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1412 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1369 */ 1413 */
1370void 1414void ecb_cold
1371rxvt_term::scr_E () NOTHROW 1415rxvt_term::scr_E () NOTHROW
1372{ 1416{
1373 rend_t fs; 1417 rend_t fs;
1374 1418
1375 want_refresh = 1; 1419 want_refresh = 1;
1376 ZERO_SCROLLBACK (); 1420 ZERO_SCROLLBACK ();
1377 1421
1378 num_scr_allow = 0; 1422 num_scr_allow = 0;
1379 selection_check (3); 1423
1424 row_col_t pos;
1425 pos.row = pos.col = 0;
1426 if (ROWCOL_IS_AFTER (selection.end, pos))
1427 CLEAR_SELECTION ();
1380 1428
1381 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1429 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1382 for (int row = nrow; row--; ) 1430 for (int row = nrow; row--; )
1383 { 1431 {
1384 line_t &line = ROW(row); 1432 line_t &line = ROW(row);
1429 * Insert/Delete <count> characters from the current position 1477 * Insert/Delete <count> characters from the current position
1430 */ 1478 */
1431void 1479void
1432rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1480rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1433{ 1481{
1434 int col, row;
1435 rend_t tr;
1436
1437 want_refresh = 1; 1482 want_refresh = 1;
1438 ZERO_SCROLLBACK (); 1483 ZERO_SCROLLBACK ();
1439 1484
1440 if (count <= 0) 1485 if (count <= 0)
1441 return; 1486 return;
1443 scr_do_wrap (); 1488 scr_do_wrap ();
1444 1489
1445 selection_check (1); 1490 selection_check (1);
1446 min_it (count, ncol - screen.cur.col); 1491 min_it (count, ncol - screen.cur.col);
1447 1492
1448 row = screen.cur.row; 1493 int row = screen.cur.row;
1449 1494
1450 line_t *line = &ROW(row); 1495 line_t *line = &ROW(row);
1451 1496
1452 line->touch (); 1497 line->touch ();
1453 line->is_longer (0); 1498 line->is_longer (0);
1454 1499
1500 // nuke wide spanning the start
1501 if (line->t[screen.cur.col] == NOCHAR)
1502 scr_kill_char (*line, screen.cur.col);
1503
1455 switch (insdel) 1504 switch (insdel)
1456 { 1505 {
1457 case INSERT: 1506 case INSERT:
1458 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1507 line->l = min (line->l + count, ncol);
1508
1509 if (line->t[screen.cur.col] == NOCHAR)
1510 scr_kill_char (*line, screen.cur.col);
1511
1512 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1459 { 1513 {
1460 line->t[col] = line->t[col - count]; 1514 line->t[col] = line->t[col - count];
1461 line->r[col] = line->r[col - count]; 1515 line->r[col] = line->r[col - count];
1462 } 1516 }
1463
1464 line->l = min (line->l + count, ncol);
1465 1517
1466 if (selection.op && current_screen == selection.screen 1518 if (selection.op && current_screen == selection.screen
1467 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1519 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1468 { 1520 {
1469 if (selection.end.row != screen.cur.row 1521 if (selection.end.row != screen.cur.row
1484 case ERASE: 1536 case ERASE:
1485 screen.cur.col += count; /* don't worry if > ncol */ 1537 screen.cur.col += count; /* don't worry if > ncol */
1486 selection_check (1); 1538 selection_check (1);
1487 screen.cur.col -= count; 1539 screen.cur.col -= count;
1488 1540
1489 line->l = max (line->l - count, 0); 1541 // nuke wide char after the end
1542 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1543 scr_kill_char (*line, screen.cur.col + count);
1544
1490 scr_blank_line (*line, screen.cur.col, count, rstyle); 1545 scr_blank_line (*line, screen.cur.col, count, rstyle);
1491 break; 1546 break;
1492 1547
1493 case DELETE: 1548 case DELETE:
1494 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1549 line->l = max (line->l - count, 0);
1495 1550
1551 // nuke wide char spanning the end
1552 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1553 scr_kill_char (*line, screen.cur.col + count);
1554
1496 for (col = screen.cur.col; (col + count) < ncol; col++) 1555 for (int col = screen.cur.col; (col + count) < ncol; col++)
1497 { 1556 {
1498 line->t[col] = line->t[col + count]; 1557 line->t[col] = line->t[col + count];
1499 line->r[col] = line->r[col + count]; 1558 line->r[col] = line->r[col + count];
1500 } 1559 }
1501 1560
1502 line->l = max (line->l - count, 0);
1503 scr_blank_line (*line, ncol - count, count, tr); 1561 scr_blank_line (*line, ncol - count, count, rstyle);
1504 1562
1505 if (selection.op && current_screen == selection.screen 1563 if (selection.op && current_screen == selection.screen
1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1564 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507 { 1565 {
1508 if (selection.end.row != screen.cur.row 1566 if (selection.end.row != screen.cur.row
1525/* ------------------------------------------------------------------------- */ 1583/* ------------------------------------------------------------------------- */
1526/* 1584/*
1527 * Set the scrolling region 1585 * Set the scrolling region
1528 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1586 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1529 */ 1587 */
1530void 1588void ecb_cold
1531rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1589rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1532{ 1590{
1533 max_it (top, 0); 1591 max_it (top, 0);
1534 min_it (bot, nrow - 1); 1592 min_it (bot, nrow - 1);
1535 1593
1545/* 1603/*
1546 * Make the cursor visible/invisible 1604 * Make the cursor visible/invisible
1547 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1605 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1548 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1606 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1549 */ 1607 */
1550void 1608void ecb_cold
1551rxvt_term::scr_cursor_visible (int mode) NOTHROW 1609rxvt_term::scr_cursor_visible (int mode) NOTHROW
1552{ 1610{
1553 want_refresh = 1; 1611 want_refresh = 1;
1554 1612
1555 if (mode) 1613 if (mode)
1562/* 1620/*
1563 * Set/unset automatic wrapping 1621 * Set/unset automatic wrapping
1564 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1622 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1565 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1623 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1566 */ 1624 */
1567void 1625void ecb_cold
1568rxvt_term::scr_autowrap (int mode) NOTHROW 1626rxvt_term::scr_autowrap (int mode) NOTHROW
1569{ 1627{
1570 if (mode) 1628 if (mode)
1571 screen.flags |= Screen_Autowrap; 1629 screen.flags |= Screen_Autowrap;
1572 else 1630 else
1581 * Relative mode: line numbers are relative to top margin of scrolling region 1639 * Relative mode: line numbers are relative to top margin of scrolling region
1582 * and the cursor cannot be moved outside. 1640 * and the cursor cannot be moved outside.
1583 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1641 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1584 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1642 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1585 */ 1643 */
1586void 1644void ecb_cold
1587rxvt_term::scr_relative_origin (int mode) NOTHROW 1645rxvt_term::scr_relative_origin (int mode) NOTHROW
1588{ 1646{
1589 if (mode) 1647 if (mode)
1590 screen.flags |= Screen_Relative; 1648 screen.flags |= Screen_Relative;
1591 else 1649 else
1598/* 1656/*
1599 * Set insert/replace mode 1657 * Set insert/replace mode
1600 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1658 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1601 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1659 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1602 */ 1660 */
1603void 1661void ecb_cold
1604rxvt_term::scr_insert_mode (int mode) NOTHROW 1662rxvt_term::scr_insert_mode (int mode) NOTHROW
1605{ 1663{
1606 if (mode) 1664 if (mode)
1607 screen.flags |= Screen_Insert; 1665 screen.flags |= Screen_Insert;
1608 else 1666 else
1614 * Set/Unset tabs 1672 * Set/Unset tabs
1615 * XTERM_SEQ: Set tab at current column : ESC H 1673 * XTERM_SEQ: Set tab at current column : ESC H
1616 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1674 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1617 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1675 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1618 */ 1676 */
1619void 1677void ecb_cold
1620rxvt_term::scr_set_tab (int mode) NOTHROW 1678rxvt_term::scr_set_tab (int mode) NOTHROW
1621{ 1679{
1622 if (mode < 0) 1680 if (mode < 0)
1623 memset (tabs, 0, ncol); 1681 memset (tabs, 0, ncol);
1624 else if (screen.cur.col < ncol) 1682 else if (screen.cur.col < ncol)
1644 { 1702 {
1645 rvideo_state = on; 1703 rvideo_state = on;
1646 1704
1647 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1705 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1648#ifdef HAVE_BG_PIXMAP 1706#ifdef HAVE_BG_PIXMAP
1649 if (bgPixmap.pixmap == None) 1707 if (bg_img == 0)
1650#endif 1708#endif
1651 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1709 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1652 1710
1653 XGCValues gcvalue; 1711 XGCValues gcvalue;
1654 gcvalue.foreground = pix_colors[Color_fg]; 1712 gcvalue.foreground = pix_colors[Color_fg];
1663/* ------------------------------------------------------------------------- */ 1721/* ------------------------------------------------------------------------- */
1664/* 1722/*
1665 * Report current cursor position 1723 * Report current cursor position
1666 * XTERM_SEQ: Report position: ESC [ 6 n 1724 * XTERM_SEQ: Report position: ESC [ 6 n
1667 */ 1725 */
1668void 1726void ecb_cold
1669rxvt_term::scr_report_position () NOTHROW 1727rxvt_term::scr_report_position () NOTHROW
1670{ 1728{
1671 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1729 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1672} 1730}
1673 1731
1676 * ------------------------------------------------------------------------- */ 1734 * ------------------------------------------------------------------------- */
1677 1735
1678/* 1736/*
1679 * Set font style 1737 * Set font style
1680 */ 1738 */
1681void 1739void ecb_cold
1682rxvt_term::set_font_style () NOTHROW 1740rxvt_term::set_font_style () NOTHROW
1683{ 1741{
1684#if 0 1742#if 0
1685 switch (charsets [screen.charset]) 1743 switch (charsets [screen.charset])
1686 { 1744 {
1708 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1766 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1709 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1767 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1710 * XTERM_SEQ: Invoke G2 character set: ESC N 1768 * XTERM_SEQ: Invoke G2 character set: ESC N
1711 * XTERM_SEQ: Invoke G3 character set: ESC O 1769 * XTERM_SEQ: Invoke G3 character set: ESC O
1712 */ 1770 */
1713void 1771void ecb_cold
1714rxvt_term::scr_charset_choose (int set) NOTHROW 1772rxvt_term::scr_charset_choose (int set) NOTHROW
1715{ 1773{
1716 screen.charset = set; 1774 screen.charset = set;
1717 set_font_style (); 1775 set_font_style ();
1718} 1776}
1739 * ------------------------------------------------------------------------- */ 1797 * ------------------------------------------------------------------------- */
1740 1798
1741/* 1799/*
1742 * refresh matching text. 1800 * refresh matching text.
1743 */ 1801 */
1744bool 1802bool ecb_cold
1745rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1803rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1746{ 1804{
1747 bool found = false; 1805 bool found = false;
1748 1806
1749 for (int i = 0; i < nrow; i++) 1807 for (int i = 0; i < nrow; i++)
1768 PART_BEG = 0, 1826 PART_BEG = 0,
1769 PART_END, 1827 PART_END,
1770 RC_COUNT 1828 RC_COUNT
1771}; 1829};
1772 1830
1773void 1831void ecb_hot
1774rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1832rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1775{ 1833{
1776 int i; 1834 int i;
1777 row_col_t rc[RC_COUNT]; 1835 row_col_t rc[RC_COUNT];
1778 1836
1798 for (i = PART_BEG; i < RC_COUNT; i++) 1856 for (i = PART_BEG; i < RC_COUNT; i++)
1799 { 1857 {
1800 min_it (rc[i].col, ncol - 1); 1858 min_it (rc[i].col, ncol - 1);
1801 min_it (rc[i].row, nrow - 1); 1859 min_it (rc[i].row, nrow - 1);
1802 } 1860 }
1803// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1861
1804 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1862 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); 1863 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1806 1864
1807 num_scr_allow = 0; 1865 num_scr_allow = 0;
1808 1866
1815 * Refresh the entire screen 1873 * Refresh the entire screen
1816 */ 1874 */
1817void 1875void
1818rxvt_term::scr_touch (bool refresh) NOTHROW 1876rxvt_term::scr_touch (bool refresh) NOTHROW
1819{ 1877{
1820 scr_expose (0, 0, width, height, refresh); 1878 scr_expose (0, 0, vt_width, vt_height, refresh);
1821} 1879}
1822 1880
1823/* ------------------------------------------------------------------------- */ 1881/* ------------------------------------------------------------------------- */
1824/* 1882/*
1825 * Move the display so that the line represented by scrollbar value Y is at 1883 * Move the display so that the line represented by scrollbar value Y is at
1881 1939
1882# ifndef NO_MAPALERT 1940# ifndef NO_MAPALERT
1883# ifdef MAPALERT_OPTION 1941# ifdef MAPALERT_OPTION
1884 if (option (Opt_mapAlert)) 1942 if (option (Opt_mapAlert))
1885# endif 1943# endif
1886 XMapWindow (dpy, parent[0]); 1944 XMapWindow (dpy, parent);
1887# endif 1945# endif
1888 1946
1889# if ENABLE_FRILLS 1947# if ENABLE_FRILLS
1890 if (option (Opt_urgentOnBell)) 1948 if (option (Opt_urgentOnBell))
1891 { 1949 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 1950# endif
1899 1951
1900 if (option (Opt_visualBell)) 1952 if (option (Opt_visualBell))
1901 { 1953 {
1902 rvideo_bell = true; 1954 rvideo_bell = true;
1905 1957
1906 bell_ev.start (VISUAL_BELL_DURATION); 1958 bell_ev.start (VISUAL_BELL_DURATION);
1907 } 1959 }
1908 else 1960 else
1909 XBell (dpy, 0); 1961 XBell (dpy, 0);
1962 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1910#endif 1963#endif
1911} 1964}
1912 1965
1913/* ------------------------------------------------------------------------- */ 1966/* ------------------------------------------------------------------------- */
1914/* ARGSUSED */ 1967void ecb_cold
1915void
1916rxvt_term::scr_printscreen (int fullhist) NOTHROW 1968rxvt_term::scr_printscreen (int fullhist) NOTHROW
1917{ 1969{
1918#ifdef PRINTPIPE 1970#ifdef PRINTPIPE
1919 int nrows, row_start; 1971 int nrows, row_start;
1920 FILE *fd; 1972 FILE *fd = popen_printer ();
1921 1973
1922 if ((fd = popen_printer ()) == NULL) 1974 if (!fd)
1923 return; 1975 return;
1924 1976
1925 if (fullhist) 1977 if (fullhist)
1926 { 1978 {
1927 nrows = nrow - top_row; 1979 nrows = nrow - top_row;
1933 row_start = view_start; 1985 row_start = view_start;
1934 } 1986 }
1935 1987
1936 wctomb (0, 0); 1988 wctomb (0, 0);
1937 1989
1938 for (int r1 = 0; r1 < nrows; r1++) 1990 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1939 { 1991 {
1940 text_t *tp = ROW(r1).t; 1992 text_t *tp = ROW(r1).t;
1941 int len = ROW(r1).l; 1993 int len = ROW(r1).l;
1942 1994
1943 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 1995 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1969/* 2021/*
1970 * Refresh the screen 2022 * Refresh the screen
1971 * drawn_text/drawn_rend contain the screen information before the update. 2023 * drawn_text/drawn_rend contain the screen information before the update.
1972 * screen.text/screen.rend contain what the screen will change to. 2024 * screen.text/screen.rend contain what the screen will change to.
1973 */ 2025 */
1974void 2026void ecb_hot
1975rxvt_term::scr_refresh () NOTHROW 2027rxvt_term::scr_refresh () NOTHROW
1976{ 2028{
1977 unsigned char have_bg,
1978 showcursor; /* show the cursor */
1979 int16_t col, row, /* column/row we're processing */ 2029 int16_t col, row, /* column/row we're processing */
1980 ocrow; /* old cursor row */ 2030 ocrow; /* old cursor row */
1981 int i; /* tmp */ 2031 int i; /* tmp */
1982#ifndef NO_CURSORCOLOR 2032#ifndef NO_CURSORCOLOR
1983 rend_t cc1; /* store colours at cursor position (s) */ 2033 rend_t cc1; /* store colours at cursor position (s) */
1992 return; 2042 return;
1993 2043
1994 /* 2044 /*
1995 * A: set up vars 2045 * A: set up vars
1996 */ 2046 */
1997 have_bg = 0;
1998 refresh_count = 0; 2047 refresh_count = 0;
1999 2048
2049 unsigned int old_screen_flags = screen.flags;
2050 bool have_bg = 0;
2000#ifdef HAVE_BG_PIXMAP 2051#ifdef HAVE_BG_PIXMAP
2001 have_bg |= bgPixmap.pixmap != None; 2052 have_bg = bg_img != 0;
2002#endif 2053#endif
2003 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2054 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2004 2055
2005 /* 2056 /*
2006 * B: reverse any characters which are selected 2057 * B: reverse any characters which are selected
2007 */ 2058 */
2008 scr_reverse_selection (); 2059 scr_reverse_selection ();
2009 2060
2061 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2062#if ENABLE_OVERLAY
2063 scr_swap_overlay ();
2064#endif
2065
2066 bool showcursor = screen.flags & Screen_VisibleCursor;
2067
2010 /* 2068 /*
2011 * C: set the cursor character (s) 2069 * C: set the cursor character (s)
2012 */ 2070 */
2013 { 2071 {
2014 unsigned char setoldcursor; 2072 bool setoldcursor;
2015 2073
2016 showcursor = (screen.flags & Screen_VisibleCursor);
2017#ifdef CURSOR_BLINK 2074#ifdef CURSOR_BLINK
2018 if (hidden_cursor) 2075 if (hidden_cursor)
2019 showcursor = 0; 2076 showcursor = 0;
2020#endif 2077#endif
2021 2078
2049 ccol2 = bgcolor_of (rstyle); 2106 ccol2 = bgcolor_of (rstyle);
2050#else 2107#else
2051 ccol2 = Color_bg; 2108 ccol2 = Color_bg;
2052#endif 2109#endif
2053 2110
2054 if (showcursor && focus) 2111 if (focus)
2055 { 2112 {
2056 if (option (Opt_cursorUnderline)) 2113 if (option (Opt_cursorUnderline))
2057 *crp ^= RS_Uline; 2114 *crp ^= RS_Uline;
2058 else 2115 else
2059 { 2116 {
2094 oldcursor.col = screen.cur.col; 2151 oldcursor.col = screen.cur.col;
2095 } 2152 }
2096 } 2153 }
2097 } 2154 }
2098 2155
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 2156#ifndef NO_SLOW_LINK_SUPPORT
2105 /* 2157 /*
2106 * D: CopyArea pass - very useful for slower links 2158 * D: CopyArea pass - very useful for slower links
2107 * This has been deliberately kept simple. 2159 * This has been deliberately kept simple.
2108 */ 2160 */
2112 { 2164 {
2113 int16_t nits; 2165 int16_t nits;
2114 int i = num_scr; 2166 int i = num_scr;
2115 int j; 2167 int j;
2116 int len, wlen; 2168 int len, wlen;
2117 dLocal (int, num_scr);
2118 2169
2119 j = nrow; 2170 j = nrow;
2120 wlen = len = -1; 2171 wlen = len = -1;
2121 row = i > 0 ? 0 : j - 1; 2172 row = i > 0 ? 0 : j - 1;
2122 2173
2197 continue; 2248 continue;
2198 2249
2199 // redraw one or more characters 2250 // redraw one or more characters
2200 2251
2201 // seek to the beginning of wide characters 2252 // seek to the beginning of wide characters
2202 while (stp[col] == NOCHAR && col > 0) 2253 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2203 --col; 2254 --col;
2204 2255
2205 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2256 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2206 text_t *text = stp + col; 2257 text_t *text = stp + col;
2207 int count = 1; 2258 int count = 1;
2208 2259
2209 dtp[col] = stp[col]; 2260 dtp[col] = stp[col];
2210 drp[col] = rend; 2261 drp[col] = rend;
2214 for (i = 0; ++col < ncol; ) 2265 for (i = 0; ++col < ncol; )
2215 { 2266 {
2216 if (stp[col] == NOCHAR) 2267 if (stp[col] == NOCHAR)
2217 { 2268 {
2218 dtp[col] = stp[col]; 2269 dtp[col] = stp[col];
2219 drp[col] = rend; 2270 drp[col] = srp[col];
2271
2220 count++; 2272 count++;
2221 i++; 2273 i++;
2222 2274
2223 continue; 2275 continue;
2224 } 2276 }
2244 2296
2245 col--; /* went one too far. move back */ 2297 col--; /* went one too far. move back */
2246 count -= i; /* dump any matching trailing chars */ 2298 count -= i; /* dump any matching trailing chars */
2247 2299
2248 // sometimes we optimize away the trailing NOCHAR's, add them back 2300 // sometimes we optimize away the trailing NOCHAR's, add them back
2249 while (i && text[count] == NOCHAR) 2301 while (ecb_unlikely (i && text[count] == NOCHAR))
2250 count++, i--; 2302 count++, i--;
2251 2303
2252 /* 2304 /*
2253 * Determine the attributes for the string 2305 * Determine the attributes for the string
2254 */ 2306 */
2255 int fore = fgcolor_of (rend); // desired foreground 2307 int fore = fgcolor_of (rend); // desired foreground
2256 int back = bgcolor_of (rend); // desired background 2308 int back = bgcolor_of (rend); // desired background
2257 2309
2258 // only do special processing if any attributes are set, which is unlikely 2310 // 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)) 2311 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2260 { 2312 {
2261 bool invert = rend & RS_RVid; 2313 bool invert = rend & RS_RVid;
2262 2314
2263#ifndef NO_BOLD_UNDERLINE_REVERSE 2315#ifndef NO_BOLD_UNDERLINE_REVERSE
2264 if (rend & RS_Bold && fore == Color_fg) 2316 if (rend & RS_Bold && fore == Color_fg)
2283 2335
2284 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2336 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2285 fore = Color_UL; 2337 fore = Color_UL;
2286#endif 2338#endif
2287 2339
2340#ifdef OPTION_HC
2341 if (rend & RS_Sel)
2342 {
2343 /* invert the column if no highlightColor is set or it is the
2344 * current cursor column */
2345 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2346 && ISSET_PIXCOLOR (Color_HC))
2347 {
2348 if (ISSET_PIXCOLOR (Color_HTC))
2349 fore = Color_HTC;
2350 // if invert is 0 reverse video is set so we use bg color as fg color
2351 else if (!invert)
2352 fore = back;
2353
2354 back = Color_HC;
2355 invert = 0;
2356 }
2357 }
2358#endif
2359
2288 if (invert) 2360 if (invert)
2289 { 2361 {
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); 2362 ::swap (fore, back);
2297#ifdef OPTION_HC
2298 else if (ISSET_PIXCOLOR (Color_HC))
2299 back = Color_HC;
2300#endif
2301 2363
2302#ifndef NO_BOLD_UNDERLINE_REVERSE 2364#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) 2365 if (fore == back)
2308 { 2366 {
2309 fore = Color_bg; 2367 fore = Color_bg;
2310 back = Color_fg; 2368 back = Color_fg;
2311 } 2369 }
2347 /* 2405 /*
2348 * Actually do the drawing of the string here 2406 * Actually do the drawing of the string here
2349 */ 2407 */
2350 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2408 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2351 2409
2352 if (have_bg && back == Color_bg) 2410 if (ecb_likely (have_bg && back == Color_bg))
2353 { 2411 {
2354 // this is very ugly, maybe push it into ->draw? 2412 // this is very ugly, maybe push it into ->draw?
2355 2413
2356 for (i = 0; i < count; i++) /* don't draw empty strings */ 2414 for (i = 0; i < count; i++) /* don't draw empty strings */
2357 if (text[i] != ' ') 2415 if (text[i] != ' ')
2364 did_clear: ; 2422 did_clear: ;
2365 } 2423 }
2366 else 2424 else
2367 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2368 2426
2369 if (rend & RS_Uline && font->descent > 1 && fore != back) 2427 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2370 { 2428 {
2371#if ENABLE_FRILLS 2429#if ENABLE_FRILLS
2372 if (ISSET_PIXCOLOR (Color_underline)) 2430 if (ISSET_PIXCOLOR (Color_underline))
2373 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2431 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2374 else 2432 else
2379 xpixel, ypixel + font->ascent + 1, 2437 xpixel, ypixel + font->ascent + 1,
2380 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2438 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2381 } 2439 }
2382 } /* for (col....) */ 2440 } /* for (col....) */
2383 } /* for (row....) */ 2441 } /* for (row....) */
2384
2385#if ENABLE_OVERLAY
2386 scr_swap_overlay ();
2387#endif
2388 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2389 2442
2390 /* 2443 /*
2391 * G: cleanup cursor and display outline cursor if necessary 2444 * G: cleanup cursor and display outline cursor if necessary
2392 */ 2445 */
2393 if (showcursor) 2446 if (showcursor)
2425 2478
2426 XDrawRectangle (dpy, vt, gc, 2479 XDrawRectangle (dpy, vt, gc,
2427 Col2Pixel (col), 2480 Col2Pixel (col),
2428 Row2Pixel (oldcursor.row), 2481 Row2Pixel (oldcursor.row),
2429 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2482 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2430 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2483 (unsigned int) (Height2Pixel (1) - 1));
2431 } 2484 }
2432 } 2485 }
2433 2486
2434 /* 2487 /*
2435 * H: cleanup selection 2488 * H: cleanup selection
2436 */ 2489 */
2490#if ENABLE_OVERLAY
2491 scr_swap_overlay ();
2492#endif
2493 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2494
2437 scr_reverse_selection (); 2495 scr_reverse_selection ();
2438 2496
2497 screen.flags = old_screen_flags;
2439 num_scr = 0; 2498 num_scr = 0;
2440 num_scr_allow = 1; 2499 num_scr_allow = 1;
2441} 2500}
2442 2501
2443void 2502void ecb_cold
2444rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2503rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2445{ 2504{
2446 if (!l.t) 2505 if (!l.valid ())
2447 return; 2506 return;
2448 2507
2449 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2450 2509
2451 for (int i = ncol; i--; ) 2510 for (int i = ncol; i--; )
2452 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2453} 2512}
2454 2513
2455void 2514void ecb_cold
2456rxvt_term::scr_remap_chars () NOTHROW 2515rxvt_term::scr_remap_chars () NOTHROW
2457{ 2516{
2458 for (int i = total_rows; i--; ) 2517 for (int i = total_rows; i--; )
2459 scr_remap_chars (row_buf [i]); 2518 scr_remap_chars (row_buf [i]);
2460 2519
2463 scr_remap_chars (drawn_buf [i]); 2522 scr_remap_chars (drawn_buf [i]);
2464 scr_remap_chars (swap_buf [i]); 2523 scr_remap_chars (swap_buf [i]);
2465 } 2524 }
2466} 2525}
2467 2526
2468void 2527void ecb_cold
2469rxvt_term::scr_recolour () NOTHROW 2528rxvt_term::scr_recolour (bool refresh) NOTHROW
2470{ 2529{
2530 bool transparent = false;
2531
2471#ifdef HAVE_BG_PIXMAP 2532#ifdef HAVE_BG_PIXMAP
2472 bgPixmap.apply (); 2533 if (bg_img != 0)
2473#else 2534 {
2535# if ENABLE_TRANSPARENCY
2536 if (bg_flags & BG_IS_TRANSPARENT)
2537 {
2538 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2539 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2474 2540
2541 transparent = true;
2542 }
2543 else
2544# endif
2545 {
2546 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2547 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2548 }
2549 }
2550 else
2551#endif
2552 {
2475 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2476 XClearWindow (dpy, parent[0]);
2477 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2555 }
2556
2557 XClearWindow (dpy, parent);
2478 2558
2479 if (scrollBar.win) 2559 if (scrollBar.win)
2480 { 2560 {
2561 if (transparent)
2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2563 else
2481 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2482 scrollBar.state = STATE_IDLE; 2565 scrollBar.state = SB_STATE_IDLE;
2483 scrollbar_show (0); 2566 scrollBar.show (0);
2484 } 2567 }
2485 2568
2569 if (refresh)
2570 {
2486 scr_clear (); 2571 scr_clear ();
2487 scr_touch (true); 2572 scr_touch (true);
2573 }
2488 want_refresh = 1; 2574 want_refresh = 1;
2489
2490#endif
2491} 2575}
2492 2576
2493/* ------------------------------------------------------------------------- */ 2577/* ------------------------------------------------------------------------- */
2494void 2578void
2495rxvt_term::scr_clear (bool really) NOTHROW 2579rxvt_term::scr_clear (bool really) NOTHROW
2551 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2635 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2552 srp[col] ^= rstyle; 2636 srp[col] ^= rstyle;
2553} 2637}
2554 2638
2555/* ------------------------------------------------------------------------- */ 2639/* ------------------------------------------------------------------------- */
2556void 2640void ecb_hot
2557rxvt_term::scr_reverse_selection () NOTHROW 2641rxvt_term::scr_reverse_selection () NOTHROW
2558{ 2642{
2559 if (selection.op 2643 if (selection.op
2560 && current_screen == selection.screen 2644 && current_screen == selection.screen
2561 && selection.end.row >= view_start) 2645 && selection.end.row >= view_start)
2562 { 2646 {
2563#if !ENABLE_MINIMAL 2647#if !ENABLE_MINIMAL
2564 if (selection.rect) 2648 if (selection.rect)
2565 scr_xor_rect (selection.beg.row, selection.beg.col, 2649 scr_xor_rect (selection.beg.row, selection.beg.col,
2566 selection.end.row, selection.end.col, 2650 selection.end.row, selection.end.col,
2567 RS_RVid, RS_RVid | RS_Uline); 2651 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2568 else 2652 else
2569#endif 2653#endif
2570 scr_xor_span (selection.beg.row, selection.beg.col, 2654 scr_xor_span (selection.beg.row, selection.beg.col,
2571 selection.end.row, selection.end.col, 2655 selection.end.row, selection.end.col,
2572 RS_RVid); 2656 RS_Sel | RS_RVid);
2573 } 2657 }
2574} 2658}
2575 2659
2576/* ------------------------------------------------------------------------- */ 2660/* ------------------------------------------------------------------------- */
2577/* 2661/*
2580 */ 2664 */
2581#if 0 2665#if 0
2582void 2666void
2583rxvt_term::scr_dump (int fd) NOTHROW 2667rxvt_term::scr_dump (int fd) NOTHROW
2584{ 2668{
2585 int row, wrote; 2669 // if this method is needed, it can be implemented by factoring the
2586 unsigned int width, towrite; 2670 // 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} 2671}
2606#endif 2672#endif
2607 2673
2608/* ------------------------------------------------------------------------- * 2674/* ------------------------------------------------------------------------- *
2609 * CHARACTER SELECTION * 2675 * CHARACTER SELECTION *
2610 * ------------------------------------------------------------------------- */ 2676 * ------------------------------------------------------------------------- */
2611void 2677void
2612rxvt_term::selection_check (int check_more) NOTHROW 2678rxvt_term::selection_check (int check_more) NOTHROW
2613{ 2679{
2614 row_col_t pos;
2615
2616 if (!selection.op) 2680 if (!selection.op)
2617 return; 2681 return;
2618 2682
2619 pos.row = pos.col = 0;
2620 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2621 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2684 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2622 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2685 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2623 || (check_more == 1 2686 || (check_more == 1
2624 && current_screen == selection.screen 2687 && current_screen == selection.screen
2625 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2688 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2626 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2689 && 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 (); 2690 CLEAR_ALL_SELECTION ();
2636} 2691}
2637 2692
2638/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2639/* 2694/*
2640 * Paste a selection direct to the command fd 2695 * Paste a selection direct to the command fd
2641 */ 2696 */
2642void 2697void
2643rxvt_term::paste (char *data, unsigned int len) NOTHROW 2698rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2644{ 2699{
2645 /* convert normal newline chars into common keyboard Return key sequence */ 2700 /* convert normal newline chars into common keyboard Return key sequence */
2646 for (unsigned int i = 0; i < len; i++) 2701 for (unsigned int i = 0; i < len; i++)
2647 if (data[i] == C0_LF) 2702 if (data[i] == C0_LF)
2648 data[i] = C0_CR; 2703 data[i] = C0_CR;
2649 2704
2650 if (priv_modes & PrivMode_BracketPaste) 2705 if (priv_modes & PrivMode_BracketPaste)
2651 tt_printf ("\e[200~"); 2706 tt_printf ("\x1b[200~");
2652 2707
2653 tt_write (data, len); 2708 tt_write (data, len);
2654 2709
2655 if (priv_modes & PrivMode_BracketPaste) 2710 if (priv_modes & PrivMode_BracketPaste)
2656 tt_printf ("\e[201~"); 2711 tt_printf ("\x1b[201~");
2657} 2712}
2658 2713
2659/* ------------------------------------------------------------------------- */
2660/*
2661 * Respond to a notification that a primary selection has been sent
2662 * EXT: SelectionNotify
2663 */
2664void 2714void
2665rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2715rxvt_term::paste (char *data, unsigned int len) NOTHROW
2666{ 2716{
2667 if (prop == None) /* check for failed XConvertSelection */ 2717 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; 2718 return;
2842 2719
2843 selection_paste (win, prop, true); 2720 tt_paste (data, len);
2844} 2721}
2845 2722
2846/* ------------------------------------------------------------------------- */ 2723/* ------------------------------------------------------------------------- */
2847/* 2724/*
2848 * Request the current selection: 2725 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2849 * Order: > internal selection if available 2726 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2850 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2727 * 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 2728 * EXT: button 2 release
2855 */ 2729 */
2856void 2730void
2857rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2731rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2858{ 2732{
2859 if (selection.text && selnum == Sel_Primary) 2733 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 } 2734 {
2867 else 2735 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2736 selection_req->run ();
2868 { 2737 }
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} 2738}
2910 2739
2911/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2912/* 2741/*
2913 * Clear all selected text 2742 * Clear all selected text
2914 * EXT: SelectionClear 2743 * EXT: SelectionClear
2915 */ 2744 */
2916void 2745void
2917rxvt_term::selection_clear () NOTHROW 2746rxvt_term::selection_clear (bool clipboard) NOTHROW
2918{ 2747{
2748 if (!clipboard)
2749 {
2919 want_refresh = 1; 2750 want_refresh = 1;
2920 free (selection.text); 2751 free (selection.text);
2921 selection.text = NULL; 2752 selection.text = NULL;
2922 selection.len = 0; 2753 selection.len = 0;
2923 CLEAR_SELECTION (); 2754 CLEAR_SELECTION ();
2924 2755
2925 if (display->selection_owner == this) 2756 if (display->selection_owner == this)
2926 display->selection_owner = 0; 2757 display->selection_owner = 0;
2758 }
2759 else
2760 {
2761 free (selection.clip_text);
2762 selection.clip_text = NULL;
2763 selection.clip_len = 0;
2764
2765 if (display->clipboard_owner == this)
2766 display->clipboard_owner = 0;
2767 }
2927} 2768}
2928 2769
2929/* ------------------------------------------------------------------------- */ 2770/* ------------------------------------------------------------------------- */
2930/* 2771/*
2931 * Copy a selection into the cut buffer 2772 * Copy a selection into the cut buffer
2932 * EXT: button 1 or 3 release 2773 * EXT: button 1 or 3 release
2933 */ 2774 */
2934void 2775void
2935rxvt_term::selection_make (Time tm) 2776rxvt_term::selection_make (Time tm)
2936{ 2777{
2937 int i; 2778 int size;
2938 wchar_t *new_selection_text; 2779 wchar_t *new_selection_text;
2939 text_t *t; 2780 text_t *t;
2940 2781
2941 switch (selection.op) 2782 switch (selection.op)
2942 { 2783 {
2958 return; /* nothing selected, go away */ 2799 return; /* nothing selected, go away */
2959 2800
2960 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2801 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2961 return; 2802 return;
2962 2803
2963 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2804 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2964 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2805 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2965 2806
2966 int ofs = 0; 2807 int ofs = 0;
2967 int extra = 0; 2808 int extra = 0;
2968 2809
2969 int col = selection.beg.col; 2810 int col = selection.beg.col;
2975 { 2816 {
2976#if !ENABLE_MINIMAL 2817#if !ENABLE_MINIMAL
2977 if (selection.rect) 2818 if (selection.rect)
2978 { 2819 {
2979 col = selection.beg.col; 2820 col = selection.beg.col;
2980 end_col = ncol + 1; 2821 end_col = selection.end.col;
2981 } 2822 }
2982 else 2823 else
2983#endif 2824#endif
2984 end_col = ROW(row).l; 2825 end_col = ROW(row).l;
2985 2826
2986 col = max (col, 0); 2827 col = max (col, 0);
2987 2828
2988 if (row == selection.end.row 2829 if (row == selection.end.row)
2989#if !ENABLE_MINIMAL
2990 || selection.rect
2991#endif
2992 )
2993 min_it (end_col, selection.end.col); 2830 min_it (end_col, selection.end.col);
2994 2831
2995 t = ROW(row).t + col; 2832 t = ROW(row).t + col;
2996 2833
2997 for (; col < end_col; col++) 2834 for (; col < end_col; col++)
3005 2842
3006 extra -= (len - 1); 2843 extra -= (len - 1);
3007 2844
3008 if (extra < 0) 2845 if (extra < 0)
3009 { 2846 {
3010 extra += i; 2847 extra += size;
3011 i += i; 2848 size += size;
3012 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2849 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3013 } 2850 }
3014 2851
3015 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2852 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3016 } 2853 }
3017#endif 2854#endif
3029 2866
3030 new_selection_text[ofs++] = C0_LF; 2867 new_selection_text[ofs++] = C0_LF;
3031 } 2868 }
3032 else 2869 else
3033#endif 2870#endif
3034 if (!ROW(row).is_longer () && row != selection.end.row) 2871 if (!ROW(row).is_longer ()
2872 && (row != selection.end.row || end_col != selection.end.col)
2873 && (row != selection.beg.row || selection.beg.col < ncol))
3035 new_selection_text[ofs++] = C0_LF; 2874 new_selection_text[ofs++] = C0_LF;
3036 } 2875 }
3037
3038 if (end_col != selection.end.col)
3039 new_selection_text[ofs++] = C0_LF;
3040 2876
3041 new_selection_text[ofs] = 0; 2877 new_selection_text[ofs] = 0;
3042 2878
3043 if (ofs == 0) 2879 if (ofs == 0)
3044 { 2880 {
3057 2893
3058 selection_grab (tm); 2894 selection_grab (tm);
3059} 2895}
3060 2896
3061bool 2897bool
3062rxvt_term::selection_grab (Time tm) NOTHROW 2898rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3063{ 2899{
2900 Atom sel;
2901
2902 if (!clipboard)
2903 {
3064 selection_time = tm; 2904 selection_time = tm;
2905 sel = XA_PRIMARY;
2906 }
2907 else
2908 {
2909 clipboard_time = tm;
2910 sel = xa[XA_CLIPBOARD];
2911 }
3065 2912
3066 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2913 XSetSelectionOwner (dpy, sel, vt, tm);
3067 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2914 if (XGetSelectionOwner (dpy, sel) == vt)
3068 { 2915 {
3069 display->set_selection_owner (this); 2916 display->set_selection_owner (this, clipboard);
3070 return true; 2917 return true;
3071 } 2918 }
3072 else 2919 else
3073 { 2920 {
3074 selection_clear (); 2921 selection_clear (clipboard);
3075 return false; 2922 return false;
3076 } 2923 }
3077 2924
3078#if 0 2925#if 0
3079 XTextProperty ct; 2926 XTextProperty ct;
3089/* ------------------------------------------------------------------------- */ 2936/* ------------------------------------------------------------------------- */
3090/* 2937/*
3091 * Mark or select text based upon number of clicks: 1, 2, or 3 2938 * Mark or select text based upon number of clicks: 1, 2, or 3
3092 * EXT: button 1 press 2939 * EXT: button 1 press
3093 */ 2940 */
3094void 2941void ecb_cold
3095rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2942rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3096{ 2943{
3097 clicks = ((clicks - 1) % 3) + 1; 2944 clicks = ((clicks - 1) % 3) + 1;
3098 selection.clicks = clicks; /* save clicks so extend will work */ 2945 selection.clicks = clicks; /* save clicks so extend will work */
3099 2946
3118 2965
3119/* ------------------------------------------------------------------------- */ 2966/* ------------------------------------------------------------------------- */
3120/* 2967/*
3121 * Mark a selection at the specified col/row 2968 * Mark a selection at the specified col/row
3122 */ 2969 */
3123void 2970void ecb_cold
3124rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2971rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3125{ 2972{
3126 want_refresh = 1; 2973 want_refresh = 1;
3127 2974
3128 selection.mark.row = row + view_start; 2975 selection.mark.row = row + view_start;
3155/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3002/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3156#define DELIMIT_TEXT(x) \ 3003#define DELIMIT_TEXT(x) \
3157 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3004 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3158#define DELIMIT_REND(x) 1 3005#define DELIMIT_REND(x) 1
3159 3006
3160void 3007void ecb_cold
3161rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3008rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3162{ 3009{
3163 int col, row, dirnadd, tcol, trow, w1, w2; 3010 int col, row, dirnadd, tcol, trow, w1, w2;
3164 row_col_t bound; 3011 row_col_t bound;
3165 text_t *stp; 3012 text_t *stp;
3239 * EXT: button 3 press; button 1 or 3 drag 3086 * EXT: button 3 press; button 1 or 3 drag
3240 * flag == 0 ==> button 1 3087 * flag == 0 ==> button 1
3241 * flag == 1 ==> button 3 press 3088 * flag == 1 ==> button 3 press
3242 * flag == 2 ==> button 3 motion 3089 * flag == 2 ==> button 3 motion
3243 */ 3090 */
3244void 3091void ecb_cold
3245rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3092rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3246{ 3093{
3247 int col = clamp (Pixel2Col (x), 0, ncol); 3094 int col = clamp (Pixel2Col (x), 0, ncol);
3248 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3095 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3249 3096
3275 3122
3276/* ------------------------------------------------------------------------- */ 3123/* ------------------------------------------------------------------------- */
3277/* 3124/*
3278 * Extend the selection to the specified col/row 3125 * Extend the selection to the specified col/row
3279 */ 3126 */
3280void 3127void ecb_cold
3281rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3282{ 3129{
3283 row_col_t pos; 3130 row_col_t pos;
3284 enum { 3131 enum {
3285 LEFT, RIGHT 3132 LEFT, RIGHT
3476 ::swap (selection.beg.col, selection.end.col); 3323 ::swap (selection.beg.col, selection.end.col);
3477#endif 3324#endif
3478} 3325}
3479 3326
3480#if !ENABLE_MINIMAL 3327#if !ENABLE_MINIMAL
3481void 3328void ecb_cold
3482rxvt_term::selection_remove_trailing_spaces () NOTHROW 3329rxvt_term::selection_remove_trailing_spaces () NOTHROW
3483{ 3330{
3484 int32_t end_col, end_row; 3331 int32_t end_col, end_row;
3485 text_t *stp; 3332 text_t *stp;
3486 3333
3524/* ------------------------------------------------------------------------- */ 3371/* ------------------------------------------------------------------------- */
3525/* 3372/*
3526 * Double click on button 3 when already selected 3373 * Double click on button 3 when already selected
3527 * EXT: button 3 double click 3374 * EXT: button 3 double click
3528 */ 3375 */
3529void 3376void ecb_cold
3530rxvt_term::selection_rotate (int x, int y) NOTHROW 3377rxvt_term::selection_rotate (int x, int y) NOTHROW
3531{ 3378{
3532 selection.clicks = selection.clicks % 3 + 1; 3379 selection.clicks = selection.clicks % 3 + 1;
3533 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3380 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3534} 3381}
3536/* ------------------------------------------------------------------------- */ 3383/* ------------------------------------------------------------------------- */
3537/* 3384/*
3538 * Respond to a request for our current selection 3385 * Respond to a request for our current selection
3539 * EXT: SelectionRequest 3386 * EXT: SelectionRequest
3540 */ 3387 */
3541void 3388void ecb_cold
3542rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3389rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3543{ 3390{
3391 Atom property = rq.property == None ? rq.target : rq.property;
3544 XSelectionEvent ev; 3392 XSelectionEvent ev;
3545 3393
3546 ev.type = SelectionNotify; 3394 ev.type = SelectionNotify;
3547 ev.property = None; 3395 ev.property = None;
3548 ev.display = rq.display; 3396 ev.display = rq.display;
3563 *target++ = xa[XA_COMPOUND_TEXT]; 3411 *target++ = xa[XA_COMPOUND_TEXT];
3564#if X_HAVE_UTF8_STRING 3412#if X_HAVE_UTF8_STRING
3565 *target++ = xa[XA_UTF8_STRING]; 3413 *target++ = xa[XA_UTF8_STRING];
3566#endif 3414#endif
3567 3415
3568 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3416 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3569 32, PropModeReplace, 3417 32, PropModeReplace,
3570 (unsigned char *)target_list, target - target_list); 3418 (unsigned char *)target_list, target - target_list);
3571 ev.property = rq.property; 3419 ev.property = property;
3572 } 3420 }
3573#if TODO // TODO 3421#if TODO // TODO
3574 else if (rq.target == xa[XA_MULTIPLE]) 3422 else if (rq.target == xa[XA_MULTIPLE])
3575 { 3423 {
3576 /* TODO: Handle MULTIPLE */ 3424 /* TODO: Handle MULTIPLE */
3577 } 3425 }
3578#endif 3426#endif
3579 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3427 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3580 { 3428 {
3581 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3429 XChangeProperty (dpy, rq.requestor, property, rq.target,
3582 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3430 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3583 ev.property = rq.property; 3431 ev.property = property;
3432 }
3433 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3434 {
3435 XChangeProperty (dpy, rq.requestor, property, rq.target,
3436 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3437 ev.property = property;
3584 } 3438 }
3585 else if (rq.target == XA_STRING 3439 else if (rq.target == XA_STRING
3586 || rq.target == xa[XA_TEXT] 3440 || rq.target == xa[XA_TEXT]
3587 || rq.target == xa[XA_COMPOUND_TEXT] 3441 || rq.target == xa[XA_COMPOUND_TEXT]
3588 || rq.target == xa[XA_UTF8_STRING] 3442 || rq.target == xa[XA_UTF8_STRING]
3620 { 3474 {
3621 target = xa[XA_COMPOUND_TEXT]; 3475 target = xa[XA_COMPOUND_TEXT];
3622 style = enc_compound_text; 3476 style = enc_compound_text;
3623 } 3477 }
3624 3478
3625 if (selection.text) 3479 if (rq.selection == XA_PRIMARY && selection.text)
3626 { 3480 {
3627 cl = selection.text; 3481 cl = selection.text;
3628 selectlen = selection.len; 3482 selectlen = selection.len;
3483 }
3484 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3485 {
3486 cl = selection.clip_text;
3487 selectlen = selection.clip_len;
3629 } 3488 }
3630 else 3489 else
3631 { 3490 {
3632 cl = L""; 3491 cl = L"";
3633 selectlen = 0; 3492 selectlen = 0;
3654 ct.value = (unsigned char *)cl; 3513 ct.value = (unsigned char *)cl;
3655 ct.nitems = selectlen; 3514 ct.nitems = selectlen;
3656 ct.encoding = target; 3515 ct.encoding = target;
3657 } 3516 }
3658 3517
3659 XChangeProperty (dpy, rq.requestor, rq.property, 3518 XChangeProperty (dpy, rq.requestor, property,
3660 ct.encoding, 8, PropModeReplace, 3519 ct.encoding, 8, PropModeReplace,
3661 ct.value, (int)ct.nitems); 3520 ct.value, (int)ct.nitems);
3662 ev.property = rq.property; 3521 ev.property = property;
3663 3522
3664 if (freect) 3523 if (freect)
3665 XFree (ct.value); 3524 XFree (ct.value);
3666 } 3525 }
3667 3526
3668 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3527 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3669} 3528}
3670 3529
3671/* ------------------------------------------------------------------------- */ 3530/* ------------------------------------------------------------------------- */
3672#ifdef USE_XIM 3531#if USE_XIM
3673void 3532void ecb_cold
3674rxvt_term::im_set_position (XPoint &pos) NOTHROW 3533rxvt_term::im_set_position (XPoint &pos) NOTHROW
3675{ 3534{
3676 XWindowAttributes xwa; 3535 XWindowAttributes xwa;
3677 3536
3678 XGetWindowAttributes (dpy, vt, &xwa); 3537 XGetWindowAttributes (dpy, vt, &xwa);
3701 h += 2; min_it (h, nrow); 3560 h += 2; min_it (h, nrow);
3702 3561
3703 x -= 1; clamp_it (x, 0, ncol - w); 3562 x -= 1; clamp_it (x, 0, ncol - w);
3704 y -= 1; clamp_it (y, 0, nrow - h); 3563 y -= 1; clamp_it (y, 0, nrow - h);
3705 3564
3706 ov_x = x; ov_y = y; 3565 ov.x = x; ov.y = y;
3707 ov_w = w; ov_h = h; 3566 ov.w = w; ov.h = h;
3708 3567
3709 ov_text = new text_t *[h]; 3568 ov.text = new text_t *[h];
3710 ov_rend = new rend_t *[h]; 3569 ov.rend = new rend_t *[h];
3711 3570
3712 for (y = 0; y < h; y++) 3571 for (y = 0; y < h; y++)
3713 { 3572 {
3714 text_t *tp = ov_text[y] = new text_t[w]; 3573 text_t *tp = ov.text[y] = new text_t[w];
3715 rend_t *rp = ov_rend[y] = new rend_t[w]; 3574 rend_t *rp = ov.rend[y] = new rend_t[w];
3716 3575
3717 text_t t0, t1, t2; 3576 text_t t0, t1, t2;
3718 rend_t r = OVERLAY_RSTYLE; 3577 rend_t r = OVERLAY_RSTYLE;
3719 3578
3720 if (y == 0) 3579 if (y == 0)
3739} 3598}
3740 3599
3741void 3600void
3742rxvt_term::scr_overlay_off () NOTHROW 3601rxvt_term::scr_overlay_off () NOTHROW
3743{ 3602{
3744 if (!ov_text) 3603 if (!ov.text)
3745 return; 3604 return;
3746 3605
3747 want_refresh = 1; 3606 want_refresh = 1;
3748 3607
3749 for (int y = 0; y < ov_h; y++) 3608 for (int y = 0; y < ov.h; y++)
3750 { 3609 {
3751 delete [] ov_text[y]; 3610 delete [] ov.text[y];
3752 delete [] ov_rend[y]; 3611 delete [] ov.rend[y];
3753 } 3612 }
3754 3613
3755 delete [] ov_text; ov_text = 0; 3614 delete [] ov.text; ov.text = 0;
3756 delete [] ov_rend; ov_rend = 0; 3615 delete [] ov.rend; ov.rend = 0;
3757} 3616}
3758 3617
3759void 3618void
3760rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3619rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3761{ 3620{
3762 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3621 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3763 return; 3622 return;
3764 3623
3765 x++, y++; 3624 x++, y++;
3766 3625
3767 ov_text[y][x] = text; 3626 ov.text[y][x] = text;
3768 ov_rend[y][x] = rend; 3627 ov.rend[y][x] = rend;
3769} 3628}
3770 3629
3771void 3630void
3772rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3631rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3773{ 3632{
3792} 3651}
3793 3652
3794void 3653void
3795rxvt_term::scr_swap_overlay () NOTHROW 3654rxvt_term::scr_swap_overlay () NOTHROW
3796{ 3655{
3797 if (!ov_text) 3656 if (!ov.text)
3798 return; 3657 return;
3799 3658
3659 // hide cursor if it is within the overlay area
3660 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3661 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3662 screen.flags &= ~Screen_VisibleCursor;
3663
3800 // swap screen mem with overlay 3664 // swap screen mem with overlay
3801 for (int y = ov_h; y--; ) 3665 for (int y = ov.h; y--; )
3802 { 3666 {
3803 text_t *t1 = ov_text[y]; 3667 text_t *t1 = ov.text[y];
3804 rend_t *r1 = ov_rend[y]; 3668 rend_t *r1 = ov.rend[y];
3805 3669
3806 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3670 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; 3671 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3808 3672
3809 for (int x = ov_w; x--; ) 3673 for (int x = ov.w; x--; )
3810 { 3674 {
3811 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3675 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3812 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3676 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3813 } 3677 }
3814 } 3678 }

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