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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.304 by ayin, Tue Feb 19 10:47:03 2008 UTC vs.
Revision 1.431 by root, Sun Jan 13 20:19:24 2013 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
36{ 35{
37 while (len--) 36 while (len--)
38 *start++ = value; 37 *start++ = value;
39} 38}
40 39
41/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86 83
87/* 84/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91 */ 86 */
92#define CLEAR_ROWS(row, num) \
93 if (mapped) \
94 XClearArea (dpy, vt, 0, \
95 Row2Pixel (row), (unsigned int)width, \
96 (unsigned int)Height2Pixel (num), False)
97
98#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
99 if (mapped) \ 88 if (mapped) \
100 XClearArea (dpy, vt, x, y, \ 89 XClearArea (dpy, vt, x, y, \
101 (unsigned int)Width2Pixel (num), \ 90 (unsigned int)Width2Pixel (num), \
102 (unsigned int)Height2Pixel (1), False) 91 (unsigned int)Height2Pixel (1), False)
103 92
104#define ERASE_ROWS(row, num) \
105 XFillRectangle (dpy, vt, gc, \
106 0, Row2Pixel (row), \
107 (unsigned int)width, \
108 (unsigned int)Height2Pixel (num))
109
110/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
111 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
112 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
113 96
114/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
115void 98void
116rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
117{ 100{
118 if (!l.t) 101 if (!l.valid ())
119 { 102 {
120 lalloc (l); 103 l.alloc ();
121 col = 0; 104 col = 0;
122 width = ncol; 105 width = ncol;
123 } 106 }
124 107
125 l.touch (); 108 l.touch ();
144{ 127{
145 scr_blank_line (l, 0, ncol, efs); 128 scr_blank_line (l, 0, ncol, efs);
146 129
147 l.l = 0; 130 l.l = 0;
148 l.f = 0; 131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
149} 153}
150 154
151/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
152 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
153 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
154 158
155void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
156rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
157{ 195{
158#if ENABLE_OVERLAY 196#if ENABLE_OVERLAY
159 scr_overlay_off (); 197 scr_overlay_off ();
160#endif 198#endif
161 199
162 rvideo_mode = false;
163 view_start = 0; 200 view_start = 0;
164 num_scr = 0; 201 num_scr = 0;
165 202
166 if (ncol == 0) 203 if (ncol == 0)
167 ncol = 80; 204 ncol = 80;
169 if (nrow == 0) 206 if (nrow == 0)
170 nrow = 24; 207 nrow = 24;
171 208
172 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 210 return;
174
175 if (current_screen != PRIMARY)
176 scr_swap_screen ();
177 211
178 // we need at least two lines for wrapping to work correctly 212 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2) 213 while (nrow + saveLines < 2)
180 { 214 {
181 //TODO//FIXME 215 //TODO//FIXME
190 total_rows = nrow + saveLines; 224 total_rows = nrow + saveLines;
191 225
192 screen.tscroll = 0; 226 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
194 228
229 void *prev_chunk = chunk;
230 size_t prev_chunk_size = chunk_size;
231 line_t *prev_drawn_buf = drawn_buf;
232 line_t *prev_swap_buf = swap_buf;
233 line_t *prev_row_buf = row_buf;
234
235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
195 if (!row_buf) 239 if (!prev_row_buf)
196 { 240 {
197 /* 241 /*
198 * first time called so just malloc everything: don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
199 */ 243 */
200 top_row = 0; 244 top_row = 0;
201 term_start = 0; 245 term_start = 0;
202
203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
205
206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
209
210 for (int row = nrow; row--; )
211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
216 246
217 memset (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
220 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
234 selection.text = NULL; 264 selection.text = NULL;
235 selection.len = 0; 265 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
238 selection.clicks = 0; 268 selection.clicks = 0;
269 selection.clip_text = NULL;
270 selection.clip_len = 0;
239 } 271 }
240 else 272 else
241 { 273 {
242 /* 274 /*
243 * add or delete rows as appropriate 275 * add or delete rows as appropriate
244 */ 276 */
245 277
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
250 if (nrow < prev_nrow)
251 {
252 for (int row = nrow; row < prev_nrow; row++)
253 {
254 lfree (swap_buf [row]);
255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
259
260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; ) 278 for (int row = min (nrow, prev_nrow); row--; )
264 { 279 {
265 lresize (drawn_buf[row]); 280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
266 lresize (swap_buf [row]); 281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
267 }
268 282
269 for (int row = prev_nrow; row < nrow; row++) 283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
288 swap_buf [row].l = min (prev_swap_buf [row].l, ncol);
289 swap_buf [row].f = prev_swap_buf [row].f;
270 { 290 }
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277 291
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 292 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows); 293 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row 294 int q = total_rows; // rewrapped row
281 295
282 if (top_row) 296 if (top_row)
283 { 297 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 298 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm. 299 // to come up with a lean and mean algorithm.
300 // TODO: maybe optimise when width didn't change
286 301
287 row_col_t ocur = screen.cur; 302 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 303 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289 304
290 do 305 do
291 { 306 {
292 p = MOD (p - 1, prev_total_rows); 307 p = MOD (p - 1, prev_total_rows);
293#ifdef DEBUG_STRICT
294 assert (old_buf [MOD (p, prev_total_rows)].t); 308 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
295#endif
296 int plines = 1; 309 int plines = 1;
297 int llen = old_buf [MOD (p, prev_total_rows)].l; 310 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
298 311
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 312 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
300 { 313 {
301 p = MOD (p - 1, prev_total_rows); 314 p = MOD (p - 1, prev_total_rows);
302 315
303 plines++; 316 plines++;
304 llen += prev_ncol; 317 llen += prev_ncol;
317 330
318 // re-assemble the full line by destination lines 331 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++) 332 for (int qrow = q; qlines--; qrow++)
320 { 333 {
321 qline = row_buf + qrow; 334 qline = row_buf + qrow;
322 lalloc (*qline); 335 qline->alloc (); // redundant with next line
323 qline->l = ncol; 336 qline->l = ncol;
324 qline->is_longer (1); 337 qline->is_longer (1);
325 338
326 int qcol = 0; 339 int qcol = 0;
327 340
342 // this seems to upset applications/shells/readline 355 // this seems to upset applications/shells/readline
343 // least. 356 // least.
344 if (prow == ocur.row) 357 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow); 358 screen.cur.row = q - (total_rows - nrow);
346 359
347 line_t &pline = old_buf [prow]; 360 line_t &pline = prev_row_buf [prow];
348 361
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 362 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350 363
351 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 364 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 365 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
373 { 386 {
374 // if no scrollback exists (yet), wing, instead of wrap 387 // if no scrollback exists (yet), wing, instead of wrap
375 388
376 for (int row = min (nrow, prev_nrow); row--; ) 389 for (int row = min (nrow, prev_nrow); row--; )
377 { 390 {
378 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 391 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
379 line_t &qline = row_buf [row]; 392 line_t &dst = row_buf [row];
380 393
381 qline = pline; 394 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
382 lresize (qline); 395
396 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
397 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
398 dst.l = min (src.l, ncol);
399 dst.f = src.f;
383 } 400 }
384 401
385 for (int row = prev_nrow; row < nrow; row++) 402 for (int row = prev_nrow; row < nrow; row++)
386 {
387 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 403 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
388 }
389 404
390 term_start = 0; 405 term_start = 0;
391 } 406 }
392
393 free (old_buf);
394 delete old_ta;
395 delete old_ra;
396 407
397 clamp_it (screen.cur.row, 0, nrow - 1); 408 clamp_it (screen.cur.row, 0, nrow - 1);
398 clamp_it (screen.cur.col, 0, ncol - 1); 409 clamp_it (screen.cur.col, 0, ncol - 1);
410 }
399 411
412 for (int row = nrow; row--; )
413 {
414 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
415 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
416 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
417 }
418
419 chunk_free (prev_chunk, prev_chunk_size);
420
400 free (tabs); 421 free (tabs);
401 } 422 tabs = (char *)rxvt_malloc (ncol);
423
424 for (int col = ncol; col--; )
425 tabs [col] = col % TABSIZE == 0;
402 426
403 CLEAR_ALL_SELECTION (); 427 CLEAR_ALL_SELECTION ();
404 428
405 prev_nrow = nrow; 429 prev_nrow = nrow;
406 prev_ncol = ncol; 430 prev_ncol = ncol;
407 431
408 tabs = (char *)rxvt_malloc (ncol); 432 tt_winch ();
409 433
410 for (int col = ncol; --col; ) 434 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411 tabs [col] = col % TABSIZE == 0; 435}
436
437void ecb_cold
438rxvt_term::scr_release () NOTHROW
439{
440 chunk_free (chunk, chunk_size);
441 chunk = 0;
442 row_buf = 0;
443
444 free (tabs);
445 tabs = 0;
446}
447
448/* ------------------------------------------------------------------------- */
449/*
450 * Hard/Soft reset
451 */
452void ecb_cold
453rxvt_term::scr_poweron ()
454{
455 scr_release ();
456
457 prev_nrow = prev_ncol = 0;
458 rvideo_mode = false;
459 scr_soft_reset ();
460 scr_reset ();
461
462 scr_clear (true);
463 scr_refresh ();
464}
465
466void ecb_cold
467rxvt_term::scr_soft_reset () NOTHROW
468{
469 /* only affects modes, nothing drastic such as clearing the screen */
470#if ENABLE_OVERLAY
471 scr_overlay_off ();
472#endif
412 473
413 if (current_screen != PRIMARY) 474 if (current_screen != PRIMARY)
414 scr_swap_screen (); 475 scr_swap_screen ();
415 476
416 tt_winch (); 477 scr_scroll_region (0, MAX_ROWS - 1);
417 478 scr_rendition (0, ~RS_None);
418 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 479 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} 480}
456 481
457/* ------------------------------------------------------------------------- * 482/* ------------------------------------------------------------------------- *
458 * PROCESS SCREEN COMMANDS * 483 * PROCESS SCREEN COMMANDS *
459 * ------------------------------------------------------------------------- */ 484 * ------------------------------------------------------------------------- */
497 } 522 }
498 523
499 /* boundary check in case screen size changed between SAVE and RESTORE */ 524 /* boundary check in case screen size changed between SAVE and RESTORE */
500 min_it (s->cur.row, nrow - 1); 525 min_it (s->cur.row, nrow - 1);
501 min_it (s->cur.col, ncol - 1); 526 min_it (s->cur.col, ncol - 1);
502#ifdef DEBUG_STRICT
503 assert (s->cur.row >= 0); 527 assert (s->cur.row >= 0);
504 assert (s->cur.col >= 0); 528 assert (s->cur.col >= 0);
505#endif
506} 529}
507 530
508void 531void
509rxvt_term::scr_swap_screen () 532rxvt_term::scr_swap_screen () NOTHROW
510{ 533{
511 if (!option (Opt_secondaryScreen)) 534 if (!option (Opt_secondaryScreen))
512 return; 535 return;
513 536
514 for (int i = prev_nrow; i--; ) 537 for (int i = prev_nrow; i--; )
533 return; 556 return;
534 557
535 want_refresh = 1; 558 want_refresh = 1;
536 view_start = 0; 559 view_start = 0;
537 560
538 selection_check (2); /* check for boundary cross */ 561 /* check for boundary cross */
562 row_col_t pos;
563 pos.row = pos.col = 0;
564 if (ROWCOL_IS_BEFORE (selection.beg, pos)
565 && ROWCOL_IS_AFTER (selection.end, pos))
566 CLEAR_SELECTION ();
539 567
540 int i = current_screen; current_screen = scrn; scrn = i; 568 current_screen = scrn;
541 569
542#if NSCREENS 570#if NSCREENS
543 if (option (Opt_secondaryScreen)) 571 if (option (Opt_secondaryScreen))
544 { 572 {
545 num_scr = 0; 573 num_scr = 0;
609/* 637/*
610 * Scroll text between <row1> and <row2> inclusive, by <count> lines 638 * Scroll text between <row1> and <row2> inclusive, by <count> lines
611 * count positive ==> scroll up 639 * count positive ==> scroll up
612 * count negative ==> scroll down 640 * count negative ==> scroll down
613 */ 641 */
614int 642int ecb_hot
615rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 643rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
616{ 644{
617 if (count == 0 || (row1 > row2)) 645 if (count == 0 || (row1 > row2))
618 return 0; 646 return 0;
619 647
622 650
623 if (count > 0 651 if (count > 0
624 && row1 == 0 652 && row1 == 0
625 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 653 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
626 { 654 {
655 min_it (count, total_rows - (nrow - (row2 + 1)));
656
627 top_row = max (top_row - count, -saveLines); 657 top_row = max (top_row - count, -saveLines);
628
629 // scroll everything up 'count' lines
630 term_start = (term_start + count) % total_rows;
631 658
632 // sever bottommost line 659 // sever bottommost line
633 { 660 {
634 line_t &l = ROW(row2 - count); 661 line_t &l = ROW(row2);
635 l.is_longer (0); 662 l.is_longer (0);
636 l.touch (); 663 l.touch ();
637 } 664 }
638 665
666 // scroll everything up 'count' lines
667 term_start = (term_start + count) % total_rows;
668
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
639 // erase newly scrolled-in lines 681 // erase newly scrolled-in lines
640 for (int i = count; i--; ) 682 for (int i = count; i--; )
641 { 683 {
642 line_t &l = ROW(nrow - 1 - i); 684 line_t &l = ROW(row2 - i);
643 685
644 // optimize if already cleared, can be significant on slow machines 686 // optimise if already cleared, can be significant on slow machines
645 // could be rolled into scr_blank_screen_mem 687 // 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))) 688 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
647 { 689 {
648 scr_blank_line (l, 0, l.l, rstyle); 690 scr_blank_line (l, 0, l.l, rstyle);
649 l.l = 0; 691 l.l = 0;
651 } 693 }
652 else 694 else
653 scr_blank_screen_mem (l, rstyle); 695 scr_blank_screen_mem (l, rstyle);
654 } 696 }
655 697
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 698 // move and/or clear selection, if any
669 if (selection.op && current_screen == selection.screen) 699 if (selection.op && current_screen == selection.screen
700 && selection.beg.row <= row2)
670 { 701 {
671 selection.beg.row -= count; 702 selection.beg.row -= count;
672 selection.end.row -= count; 703 selection.end.row -= count;
673 selection.mark.row -= count; 704 selection.mark.row -= count;
674 705
675 if (selection.beg.row < top_row 706 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 } 707 }
683 708
684 // finally move the view window, if desired 709 // finally move the view window, if desired
685 if (option (Opt_scrollWithBuffer) 710 if (option (Opt_scrollWithBuffer)
686 && view_start != 0 711 && view_start != 0
716 } 741 }
717 742
718 // use a simple and robust scrolling algorithm, this 743 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical. 744 // part of scr_scroll_text is not time-critical.
720 745
746 // sever line above scroll region
747 if (row1)
748 {
749 line_t &l = ROW(row1 - 1);
750 l.is_longer (0);
751 l.touch ();
752 }
753
721 int rows = row2 - row1 + 1; 754 int rows = row2 - row1 + 1;
722 755
723 min_it (count, rows); 756 min_it (count, rows);
724 757
725 line_t *temp_buf = row_buf + total_rows; 758 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
726 759
727 for (int row = 0; row < rows; row++) 760 for (int row = 0; row < rows; row++)
728 { 761 {
729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 762 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
730 763
732 scr_blank_screen_mem (temp_buf [row], rstyle); 765 scr_blank_screen_mem (temp_buf [row], rstyle);
733 } 766 }
734 767
735 for (int row = 0; row < rows; row++) 768 for (int row = 0; row < rows; row++)
736 ROW(row1 + row) = temp_buf [row]; 769 ROW(row1 + row) = temp_buf [row];
770
771 // sever bottommost line
772 {
773 line_t &l = ROW(row2);
774 l.is_longer (0);
775 l.touch ();
776 }
737 } 777 }
738 778
739 return count; 779 return count;
740} 780}
741 781
742/* ------------------------------------------------------------------------- */ 782/* ------------------------------------------------------------------------- */
743/* 783/*
744 * Add text given in <str> of length <len> to screen struct 784 * Add text given in <str> of length <len> to screen struct
745 */ 785 */
746void 786void ecb_hot
747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 787rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
748{ 788{
749 if (len <= 0) /* sanity */ 789 if (len <= 0) /* sanity */
750 return; 790 return;
751 791
752 unsigned char checksel; 792 bool checksel;
753 unicode_t c; 793 unicode_t c;
754 int ncol = this->ncol; 794 int ncol = this->ncol;
755 const wchar_t *strend = str + len; 795 const wchar_t *strend = str + len;
756 796
757 want_refresh = 1; 797 want_refresh = 1;
770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 810 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
771 screen.cur.row -= minlines; 811 screen.cur.row -= minlines;
772 } 812 }
773 } 813 }
774 814
775#ifdef DEBUG_STRICT
776 assert (screen.cur.col < ncol); 815 assert (screen.cur.col < ncol);
777 assert (screen.cur.row < nrow 816 assert (screen.cur.row < nrow
778 && screen.cur.row >= top_row); 817 && screen.cur.row >= top_row);
779#endif
780 int row = screen.cur.row; 818 int row = screen.cur.row;
781 819
782 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 820 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
783 821
784 line_t *line = &ROW(row); 822 line_t *line = &ROW(row);
785 823
786 while (str < strend) 824 while (str < strend)
787 { 825 {
788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 826 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 827
790 if (c < 0x20) 828 if (ecb_unlikely (c < 0x20))
791 if (c == C0_LF) 829 if (c == C0_LF)
792 { 830 {
793 max_it (line->l, screen.cur.col); 831 max_it (line->l, screen.cur.col);
794 832
795 screen.flags &= ~Screen_WrapNext; 833 screen.flags &= ~Screen_WrapNext;
814 { 852 {
815 scr_tab (1, true); 853 scr_tab (1, true);
816 continue; 854 continue;
817 } 855 }
818 856
857 if (ecb_unlikely (
819 if (checksel /* see if we're writing within selection */ 858 checksel /* see if we're writing within selection */
820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 859 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
821 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 860 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
861 ))
822 { 862 {
823 checksel = 0; 863 checksel = 0;
824 /* 864 /*
825 * If we wrote anywhere in the selected area, kill the selection 865 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that 866 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check. 867 * should be a similar check.
828 */ 868 */
829 CLEAR_SELECTION (); 869 CLEAR_SELECTION ();
830 } 870 }
831 871
832 if (screen.flags & Screen_WrapNext) 872 if (ecb_unlikely (screen.flags & Screen_WrapNext))
833 { 873 {
834 scr_do_wrap (); 874 scr_do_wrap ();
835 875
836 line->l = ncol; 876 line->l = ncol;
837 line->is_longer (1); 877 line->is_longer (1);
839 row = screen.cur.row; 879 row = screen.cur.row;
840 line = &ROW(row); /* _must_ refresh */ 880 line = &ROW(row); /* _must_ refresh */
841 } 881 }
842 882
843 // some utf-8 decoders "decode" surrogate characters: let's fix this. 883 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 884 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
845 c = 0xfffd; 885 c = 0xfffd;
846 886
847 // rely on wcwidth to tell us the character width, do wcwidth before 887 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line 888 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current 889 // drawing characters below as they might be invalid in the current
850 // locale. 890 // locale.
851 int width = WCWIDTH (c); 891 int width = WCWIDTH (c);
852 892
853 if (charsets [screen.charset] == '0') // DEC SPECIAL 893 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
854 { 894 {
855 // vt100 special graphics and line drawing 895 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100 896 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars 897 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e 898 static uint16_t vt100_0[62] = { // 41 .. 7e
871 c = vt100_0[c - 0x41]; 911 c = vt100_0[c - 0x41];
872 width = 1; // vt100 line drawing characters are always single-width 912 width = 1; // vt100 line drawing characters are always single-width
873 } 913 }
874 } 914 }
875 915
876 if (screen.flags & Screen_Insert) 916 if (ecb_unlikely (screen.flags & Screen_Insert))
877 scr_insdel_chars (width, INSERT); 917 scr_insdel_chars (width, INSERT);
878 918
879 if (width != 0) 919 if (width != 0)
880 { 920 {
881#if !UNICODE_3 921#if !UNICODE_3
886# else 926# else
887 c = 0xfffd; 927 c = 0xfffd;
888# endif 928# endif
889#endif 929#endif
890 930
931 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
932
933 // if the character doesn't fit into the remaining columns...
934 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
935 {
936 if (screen.flags & Screen_Autowrap)
937 {
938 // ... artificially enlargen the previous one
939 c = NOCHAR;
940 // and try the same character next loop iteration
941 --str;
942 }
943 else
944 screen.cur.col = ncol - width;
945 }
946
891 // nuke the character at this position, if required 947 // nuke the character at this position, if required
948 // due to wonderful coincidences everywhere else in this loop
949 // we never have to check for overwriting a wide char itself,
950 // only its tail.
892 if (line->t[screen.cur.col] == NOCHAR 951 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
893 || (screen.cur.col < ncol - 1 952 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 }
922 953
923 line->touch (); 954 line->touch ();
924 955
925 do 956 do
926 { 957 {
927 line->t[screen.cur.col] = c; 958 line->t[screen.cur.col] = c;
928 line->r[screen.cur.col] = rend; 959 line->r[screen.cur.col] = rend;
929 960
930 if (screen.cur.col < ncol - 1) 961 if (ecb_likely (screen.cur.col < ncol - 1))
931 screen.cur.col++; 962 screen.cur.col++;
932 else 963 else
933 { 964 {
934 line->l = ncol; 965 line->l = ncol;
935 if (screen.flags & Screen_Autowrap) 966 if (screen.flags & Screen_Autowrap)
936 screen.flags |= Screen_WrapNext; 967 screen.flags |= Screen_WrapNext;
937 break; 968
969 goto end_of_line;
938 } 970 }
939 971
940 c = NOCHAR; 972 c = NOCHAR;
941 } 973 }
942 while (--width > 0); 974 while (ecb_unlikely (--width > 0));
943 975
944 // pad with spaces when overwriting wide character with smaller one 976 // pad with spaces when overwriting wide character with smaller one
945 if (!width) 977 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
946 { 978 {
947 line->touch (); 979 line->t[c] = ' ';
980 line->r[c] = rend;
981 }
948 982
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) 983end_of_line:
984 ;
985 }
986#if ENABLE_COMBINING
987 else // width == 0
988 {
989 if (c != 0xfeff) // ignore BOM
990 {
991 // handle combining characters
992 // we just tag the accent on the previous on-screen character.
993 // this is arguably not correct, but also arguably not wrong.
994 // we don't handle double-width characters nicely yet.
995 line_t *linep;
996 text_t *tp;
997 rend_t *rp;
998
999 if (screen.cur.col > 0)
950 { 1000 {
951 line->t[c] = ' ';
952 line->r[c] = rend; 1001 linep = line;
1002 tp = line->t + screen.cur.col - 1;
1003 rp = line->r + screen.cur.col - 1;
953 } 1004 }
1005 else if (screen.cur.row > 0
1006 && ROW(screen.cur.row - 1).is_longer ())
1007 {
1008 linep = &ROW(screen.cur.row - 1);
1009 tp = line->t + ncol - 1;
1010 rp = line->r + ncol - 1;
1011 }
1012 else
1013 continue;
1014
1015 linep->touch ();
1016
1017 while (*tp == NOCHAR && tp > linep->t)
1018 tp--, rp--;
1019
1020 // first try to find a precomposed character
1021 unicode_t n = rxvt_compose (*tp, c);
1022 if (n == NOCHAR)
1023 n = rxvt_composite.compose (*tp, c);
1024
1025 *tp = n;
1026 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
954 } 1027 }
955 } 1028 }
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 1029#endif
996 }
997 } 1030 }
998 1031
999 max_it (line->l, screen.cur.col); 1032 max_it (line->l, screen.cur.col);
1000 1033
1001#ifdef DEBUG_STRICT
1002 assert (screen.cur.row >= 0); 1034 assert (screen.cur.row >= 0);
1003#endif
1004} 1035}
1005 1036
1006/* ------------------------------------------------------------------------- */ 1037/* ------------------------------------------------------------------------- */
1007/* 1038/*
1008 * Process Backspace. Move back the cursor back a position, wrap if have to 1039 * Process Backspace. Move back the cursor back a position, wrap if have to
1021 1052
1022 want_refresh = 1; 1053 want_refresh = 1;
1023#endif 1054#endif
1024 } 1055 }
1025 } 1056 }
1057 else if (screen.flags & Screen_WrapNext)
1058 screen.flags &= ~Screen_WrapNext;
1026 else 1059 else
1027 scr_gotorc (0, -1, RELATIVE); 1060 scr_gotorc (0, -1, RELATIVE);
1028} 1061}
1029 1062
1030/* ------------------------------------------------------------------------- */ 1063/* ------------------------------------------------------------------------- */
1108 * XTERM_SEQ: ESC 6 1141 * XTERM_SEQ: ESC 6
1109 * Move cursor left in row. If we're at the left boundary, shift everything 1142 * Move cursor left in row. If we're at the left boundary, shift everything
1110 * in that row right. Clear left column. 1143 * in that row right. Clear left column.
1111 */ 1144 */
1112#if !ENABLE_MINIMAL 1145#if !ENABLE_MINIMAL
1113void 1146void ecb_cold
1114rxvt_term::scr_backindex () NOTHROW 1147rxvt_term::scr_backindex () NOTHROW
1115{ 1148{
1116 if (screen.cur.col > 0) 1149 if (screen.cur.col > 0)
1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1150 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1118 else 1151 else
1125 * XTERM_SEQ: ESC 9 1158 * XTERM_SEQ: ESC 9
1126 * Move cursor right in row. If we're at the right boundary, shift everything 1159 * Move cursor right in row. If we're at the right boundary, shift everything
1127 * in that row left. Clear right column. 1160 * in that row left. Clear right column.
1128 */ 1161 */
1129#if !ENABLE_MINIMAL 1162#if !ENABLE_MINIMAL
1130void 1163void ecb_cold
1131rxvt_term::scr_forwardindex () NOTHROW 1164rxvt_term::scr_forwardindex () NOTHROW
1132{ 1165{
1133 if (screen.cur.col < ncol - 1) 1166 if (screen.cur.col < ncol - 1)
1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1167 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1135 else 1168 else
1225/* 1258/*
1226 * Erase part or whole of a line 1259 * Erase part or whole of a line
1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1260 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1261 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1262 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1263 * extension: clear to right unless wrapped: ESC [ 3 K
1230 */ 1264 */
1231void 1265void
1232rxvt_term::scr_erase_line (int mode) NOTHROW 1266rxvt_term::scr_erase_line (int mode) NOTHROW
1233{ 1267{
1234 unsigned int col, num; 1268 unsigned int col, num;
1243 line.touch (); 1277 line.touch ();
1244 line.is_longer (0); 1278 line.is_longer (0);
1245 1279
1246 switch (mode) 1280 switch (mode)
1247 { 1281 {
1282 case 3:
1283 if (screen.flags & Screen_WrapNext)
1284 return;
1285
1286 /* fall through */
1287
1248 case 0: /* erase to end of line */ 1288 case 0: /* erase to end of line */
1249 col = screen.cur.col; 1289 col = screen.cur.col;
1250 num = ncol - col; 1290 num = ncol - col;
1251 min_it (line.l, col); 1291 min_it (line.l, col);
1292
1252 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1293 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1253 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1294 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1254 CLEAR_SELECTION (); 1295 CLEAR_SELECTION ();
1255 break; 1296 break;
1297
1256 case 1: /* erase to beginning of line */ 1298 case 1: /* erase to beginning of line */
1257 col = 0; 1299 col = 0;
1258 num = screen.cur.col + 1; 1300 num = screen.cur.col + 1;
1301
1259 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1302 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1260 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1303 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1261 CLEAR_SELECTION (); 1304 CLEAR_SELECTION ();
1262 break; 1305 break;
1306
1263 case 2: /* erase whole line */ 1307 case 2: /* erase whole line */
1264 col = 0; 1308 col = 0;
1265 num = ncol; 1309 num = ncol;
1266 line.l = 0; 1310 line.l = 0;
1267 if (selection.beg.row <= screen.cur.row 1311 if (selection.beg.row <= screen.cur.row
1275 scr_blank_line (line, col, num, rstyle); 1319 scr_blank_line (line, col, num, rstyle);
1276} 1320}
1277 1321
1278/* ------------------------------------------------------------------------- */ 1322/* ------------------------------------------------------------------------- */
1279/* 1323/*
1280 * Erase part of whole of the screen 1324 * Erase part or whole of the screen
1281 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1325 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1282 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1326 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1283 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1327 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1284 */ 1328 */
1285void 1329void
1294 ZERO_SCROLLBACK (); 1338 ZERO_SCROLLBACK ();
1295 1339
1296 switch (mode) 1340 switch (mode)
1297 { 1341 {
1298 case 0: /* erase to end of screen */ 1342 case 0: /* erase to end of screen */
1299 selection_check (1);
1300 scr_erase_line (0); 1343 scr_erase_line (0);
1301 row = screen.cur.row + 1; /* possible OOB */ 1344 row = screen.cur.row + 1; /* possible OOB */
1302 num = nrow - row; 1345 num = nrow - row;
1303 break; 1346 break;
1304 case 1: /* erase to beginning of screen */ 1347 case 1: /* erase to beginning of screen */
1305 selection_check (3);
1306 scr_erase_line (1); 1348 scr_erase_line (1);
1307 row = 0; 1349 row = 0;
1308 num = screen.cur.row; 1350 num = screen.cur.row;
1309 break; 1351 break;
1310 case 2: /* erase whole screen */ 1352 case 2: /* erase whole screen */
1311 selection_check (3);
1312 row = 0; 1353 row = 0;
1313 num = nrow; 1354 num = nrow;
1314 break; 1355 break;
1315 default: 1356 default:
1316 return; 1357 return;
1325 if (row >= nrow) /* Out Of Bounds */ 1366 if (row >= nrow) /* Out Of Bounds */
1326 return; 1367 return;
1327 1368
1328 min_it (num, nrow - row); 1369 min_it (num, nrow - row);
1329 1370
1330 if (rstyle & (RS_RVid | RS_Uline)) 1371 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1331 ren = (rend_t) ~RS_None; 1372 ren = (rend_t) ~RS_None;
1332 else if (GET_BASEBG (rstyle) == Color_bg) 1373 else if (GET_BASEBG (rstyle) == Color_bg)
1333 { 1374 {
1334 ren = DEFAULT_RSTYLE; 1375 ren = DEFAULT_RSTYLE;
1335 CLEAR_ROWS (row, num); 1376
1377 if (mapped)
1378 XClearArea (dpy, vt, 0,
1379 Row2Pixel (row - view_start), (unsigned int)vt_width,
1380 (unsigned int)Height2Pixel (num), False);
1336 } 1381 }
1337 else 1382 else
1338 { 1383 {
1339 ren = rstyle & (RS_fgMask | RS_bgMask); 1384 ren = rstyle & (RS_fgMask | RS_bgMask);
1385
1386 if (mapped)
1387 {
1340 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1388 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1341 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1389 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1342 ERASE_ROWS (row, num); 1390 XFillRectangle (dpy, vt, gc,
1391 0, Row2Pixel (row - view_start),
1392 (unsigned int)vt_width,
1393 (unsigned int)Height2Pixel (num));
1343 gcvalue.foreground = pix_colors[Color_fg]; 1394 gcvalue.foreground = pix_colors[Color_fg];
1344 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1395 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1396 }
1345 } 1397 }
1346 1398
1347 for (; num--; row++) 1399 for (; num--; row++)
1348 { 1400 {
1349 scr_blank_screen_mem (ROW(row), rstyle); 1401 scr_blank_screen_mem (ROW(row), rstyle);
1402
1403 if (row - view_start < nrow)
1350 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1404 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1351 } 1405 }
1352} 1406}
1353 1407
1354#if !ENABLE_MINIMAL 1408#if !ENABLE_MINIMAL
1355void 1409void
1365/* ------------------------------------------------------------------------- */ 1419/* ------------------------------------------------------------------------- */
1366/* 1420/*
1367 * Fill the screen with `E's 1421 * Fill the screen with `E's
1368 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1422 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1369 */ 1423 */
1370void 1424void ecb_cold
1371rxvt_term::scr_E () NOTHROW 1425rxvt_term::scr_E () NOTHROW
1372{ 1426{
1373 rend_t fs; 1427 rend_t fs;
1374 1428
1375 want_refresh = 1; 1429 want_refresh = 1;
1376 ZERO_SCROLLBACK (); 1430 ZERO_SCROLLBACK ();
1377 1431
1378 num_scr_allow = 0; 1432 num_scr_allow = 0;
1379 selection_check (3); 1433
1434 row_col_t pos;
1435 pos.row = pos.col = 0;
1436 if (ROWCOL_IS_AFTER (selection.end, pos))
1437 CLEAR_SELECTION ();
1380 1438
1381 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1439 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1382 for (int row = nrow; row--; ) 1440 for (int row = nrow; row--; )
1383 { 1441 {
1384 line_t &line = ROW(row); 1442 line_t &line = ROW(row);
1429 * Insert/Delete <count> characters from the current position 1487 * Insert/Delete <count> characters from the current position
1430 */ 1488 */
1431void 1489void
1432rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1490rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1433{ 1491{
1434 int col, row;
1435 rend_t tr;
1436
1437 want_refresh = 1; 1492 want_refresh = 1;
1438 ZERO_SCROLLBACK (); 1493 ZERO_SCROLLBACK ();
1439 1494
1440 if (count <= 0) 1495 if (count <= 0)
1441 return; 1496 return;
1443 scr_do_wrap (); 1498 scr_do_wrap ();
1444 1499
1445 selection_check (1); 1500 selection_check (1);
1446 min_it (count, ncol - screen.cur.col); 1501 min_it (count, ncol - screen.cur.col);
1447 1502
1448 row = screen.cur.row; 1503 int row = screen.cur.row;
1449 1504
1450 line_t *line = &ROW(row); 1505 line_t *line = &ROW(row);
1451 1506
1452 line->touch (); 1507 line->touch ();
1453 line->is_longer (0); 1508 line->is_longer (0);
1454 1509
1510 // nuke wide spanning the start
1511 if (line->t[screen.cur.col] == NOCHAR)
1512 scr_kill_char (*line, screen.cur.col);
1513
1455 switch (insdel) 1514 switch (insdel)
1456 { 1515 {
1457 case INSERT: 1516 case INSERT:
1458 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1517 line->l = min (line->l + count, ncol);
1518
1519 if (line->t[screen.cur.col] == NOCHAR)
1520 scr_kill_char (*line, screen.cur.col);
1521
1522 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1459 { 1523 {
1460 line->t[col] = line->t[col - count]; 1524 line->t[col] = line->t[col - count];
1461 line->r[col] = line->r[col - count]; 1525 line->r[col] = line->r[col - count];
1462 } 1526 }
1463
1464 line->l = min (line->l + count, ncol);
1465 1527
1466 if (selection.op && current_screen == selection.screen 1528 if (selection.op && current_screen == selection.screen
1467 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1529 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1468 { 1530 {
1469 if (selection.end.row != screen.cur.row 1531 if (selection.end.row != screen.cur.row
1484 case ERASE: 1546 case ERASE:
1485 screen.cur.col += count; /* don't worry if > ncol */ 1547 screen.cur.col += count; /* don't worry if > ncol */
1486 selection_check (1); 1548 selection_check (1);
1487 screen.cur.col -= count; 1549 screen.cur.col -= count;
1488 1550
1489 line->l = max (line->l - count, 0); 1551 // nuke wide char after 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
1490 scr_blank_line (*line, screen.cur.col, count, rstyle); 1555 scr_blank_line (*line, screen.cur.col, count, rstyle);
1491 break; 1556 break;
1492 1557
1493 case DELETE: 1558 case DELETE:
1494 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1559 line->l = max (line->l - count, 0);
1495 1560
1561 // nuke wide char spanning the end
1562 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1563 scr_kill_char (*line, screen.cur.col + count);
1564
1496 for (col = screen.cur.col; (col + count) < ncol; col++) 1565 for (int col = screen.cur.col; (col + count) < ncol; col++)
1497 { 1566 {
1498 line->t[col] = line->t[col + count]; 1567 line->t[col] = line->t[col + count];
1499 line->r[col] = line->r[col + count]; 1568 line->r[col] = line->r[col + count];
1500 } 1569 }
1501 1570
1502 line->l = max (line->l - count, 0);
1503 scr_blank_line (*line, ncol - count, count, tr); 1571 scr_blank_line (*line, ncol - count, count, rstyle);
1504 1572
1505 if (selection.op && current_screen == selection.screen 1573 if (selection.op && current_screen == selection.screen
1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1574 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507 { 1575 {
1508 if (selection.end.row != screen.cur.row 1576 if (selection.end.row != screen.cur.row
1525/* ------------------------------------------------------------------------- */ 1593/* ------------------------------------------------------------------------- */
1526/* 1594/*
1527 * Set the scrolling region 1595 * Set the scrolling region
1528 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1596 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1529 */ 1597 */
1530void 1598void ecb_cold
1531rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1599rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1532{ 1600{
1533 max_it (top, 0); 1601 max_it (top, 0);
1534 min_it (bot, nrow - 1); 1602 min_it (bot, nrow - 1);
1535 1603
1545/* 1613/*
1546 * Make the cursor visible/invisible 1614 * Make the cursor visible/invisible
1547 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1615 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1548 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1616 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1549 */ 1617 */
1550void 1618void ecb_cold
1551rxvt_term::scr_cursor_visible (int mode) NOTHROW 1619rxvt_term::scr_cursor_visible (int mode) NOTHROW
1552{ 1620{
1553 want_refresh = 1; 1621 want_refresh = 1;
1554 1622
1555 if (mode) 1623 if (mode)
1562/* 1630/*
1563 * Set/unset automatic wrapping 1631 * Set/unset automatic wrapping
1564 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1632 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1565 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1633 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1566 */ 1634 */
1567void 1635void ecb_cold
1568rxvt_term::scr_autowrap (int mode) NOTHROW 1636rxvt_term::scr_autowrap (int mode) NOTHROW
1569{ 1637{
1570 if (mode) 1638 if (mode)
1571 screen.flags |= Screen_Autowrap; 1639 screen.flags |= Screen_Autowrap;
1572 else 1640 else
1581 * Relative mode: line numbers are relative to top margin of scrolling region 1649 * Relative mode: line numbers are relative to top margin of scrolling region
1582 * and the cursor cannot be moved outside. 1650 * and the cursor cannot be moved outside.
1583 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1651 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1584 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1652 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1585 */ 1653 */
1586void 1654void ecb_cold
1587rxvt_term::scr_relative_origin (int mode) NOTHROW 1655rxvt_term::scr_relative_origin (int mode) NOTHROW
1588{ 1656{
1589 if (mode) 1657 if (mode)
1590 screen.flags |= Screen_Relative; 1658 screen.flags |= Screen_Relative;
1591 else 1659 else
1598/* 1666/*
1599 * Set insert/replace mode 1667 * Set insert/replace mode
1600 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1668 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1601 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1669 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1602 */ 1670 */
1603void 1671void ecb_cold
1604rxvt_term::scr_insert_mode (int mode) NOTHROW 1672rxvt_term::scr_insert_mode (int mode) NOTHROW
1605{ 1673{
1606 if (mode) 1674 if (mode)
1607 screen.flags |= Screen_Insert; 1675 screen.flags |= Screen_Insert;
1608 else 1676 else
1614 * Set/Unset tabs 1682 * Set/Unset tabs
1615 * XTERM_SEQ: Set tab at current column : ESC H 1683 * XTERM_SEQ: Set tab at current column : ESC H
1616 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1684 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1617 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1685 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1618 */ 1686 */
1619void 1687void ecb_cold
1620rxvt_term::scr_set_tab (int mode) NOTHROW 1688rxvt_term::scr_set_tab (int mode) NOTHROW
1621{ 1689{
1622 if (mode < 0) 1690 if (mode < 0)
1623 memset (tabs, 0, ncol); 1691 memset (tabs, 0, ncol);
1624 else if (screen.cur.col < ncol) 1692 else if (screen.cur.col < ncol)
1643 if (rvideo_state != on) 1711 if (rvideo_state != on)
1644 { 1712 {
1645 rvideo_state = on; 1713 rvideo_state = on;
1646 1714
1647 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1715 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1648#ifdef HAVE_BG_PIXMAP 1716#ifdef HAVE_IMG
1649 if (bgPixmap.pixmap == None) 1717 if (bg_img == 0)
1650#endif 1718#endif
1651 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1719 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1652 1720
1653 XGCValues gcvalue; 1721 XGCValues gcvalue;
1654 gcvalue.foreground = pix_colors[Color_fg]; 1722 gcvalue.foreground = pix_colors[Color_fg];
1663/* ------------------------------------------------------------------------- */ 1731/* ------------------------------------------------------------------------- */
1664/* 1732/*
1665 * Report current cursor position 1733 * Report current cursor position
1666 * XTERM_SEQ: Report position: ESC [ 6 n 1734 * XTERM_SEQ: Report position: ESC [ 6 n
1667 */ 1735 */
1668void 1736void ecb_cold
1669rxvt_term::scr_report_position () NOTHROW 1737rxvt_term::scr_report_position () NOTHROW
1670{ 1738{
1671 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1739 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1672} 1740}
1673 1741
1676 * ------------------------------------------------------------------------- */ 1744 * ------------------------------------------------------------------------- */
1677 1745
1678/* 1746/*
1679 * Set font style 1747 * Set font style
1680 */ 1748 */
1681void 1749void ecb_cold
1682rxvt_term::set_font_style () NOTHROW 1750rxvt_term::set_font_style () NOTHROW
1683{ 1751{
1684#if 0 1752#if 0
1685 switch (charsets [screen.charset]) 1753 switch (charsets [screen.charset])
1686 { 1754 {
1708 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1776 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1709 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1777 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1710 * XTERM_SEQ: Invoke G2 character set: ESC N 1778 * XTERM_SEQ: Invoke G2 character set: ESC N
1711 * XTERM_SEQ: Invoke G3 character set: ESC O 1779 * XTERM_SEQ: Invoke G3 character set: ESC O
1712 */ 1780 */
1713void 1781void ecb_cold
1714rxvt_term::scr_charset_choose (int set) NOTHROW 1782rxvt_term::scr_charset_choose (int set) NOTHROW
1715{ 1783{
1716 screen.charset = set; 1784 screen.charset = set;
1717 set_font_style (); 1785 set_font_style ();
1718} 1786}
1739 * ------------------------------------------------------------------------- */ 1807 * ------------------------------------------------------------------------- */
1740 1808
1741/* 1809/*
1742 * refresh matching text. 1810 * refresh matching text.
1743 */ 1811 */
1744bool 1812bool ecb_cold
1745rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1813rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1746{ 1814{
1747 bool found = false; 1815 bool found = false;
1748 1816
1749 for (int i = 0; i < nrow; i++) 1817 for (int i = 0; i < nrow; i++)
1768 PART_BEG = 0, 1836 PART_BEG = 0,
1769 PART_END, 1837 PART_END,
1770 RC_COUNT 1838 RC_COUNT
1771}; 1839};
1772 1840
1773void 1841void ecb_hot
1774rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1842rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1775{ 1843{
1776 int i; 1844 int i;
1777 row_col_t rc[RC_COUNT]; 1845 row_col_t rc[RC_COUNT];
1778 1846
1798 for (i = PART_BEG; i < RC_COUNT; i++) 1866 for (i = PART_BEG; i < RC_COUNT; i++)
1799 { 1867 {
1800 min_it (rc[i].col, ncol - 1); 1868 min_it (rc[i].col, ncol - 1);
1801 min_it (rc[i].row, nrow - 1); 1869 min_it (rc[i].row, nrow - 1);
1802 } 1870 }
1803// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1871
1804 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1872 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); 1873 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1806 1874
1807 num_scr_allow = 0; 1875 num_scr_allow = 0;
1808 1876
1815 * Refresh the entire screen 1883 * Refresh the entire screen
1816 */ 1884 */
1817void 1885void
1818rxvt_term::scr_touch (bool refresh) NOTHROW 1886rxvt_term::scr_touch (bool refresh) NOTHROW
1819{ 1887{
1820 scr_expose (0, 0, width, height, refresh); 1888 scr_expose (0, 0, vt_width, vt_height, refresh);
1821} 1889}
1822 1890
1823/* ------------------------------------------------------------------------- */ 1891/* ------------------------------------------------------------------------- */
1824/* 1892/*
1825 * Move the display so that the line represented by scrollbar value Y is at 1893 * Move the display so that the line represented by scrollbar value Y is at
1881 1949
1882# ifndef NO_MAPALERT 1950# ifndef NO_MAPALERT
1883# ifdef MAPALERT_OPTION 1951# ifdef MAPALERT_OPTION
1884 if (option (Opt_mapAlert)) 1952 if (option (Opt_mapAlert))
1885# endif 1953# endif
1886 XMapWindow (dpy, parent[0]); 1954 XMapWindow (dpy, parent);
1887# endif 1955# endif
1888 1956
1889# if ENABLE_FRILLS 1957# if ENABLE_FRILLS
1890 if (option (Opt_urgentOnBell)) 1958 if (option (Opt_urgentOnBell))
1891 { 1959 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 1960# endif
1899 1961
1900 if (option (Opt_visualBell)) 1962 if (option (Opt_visualBell))
1901 { 1963 {
1902 rvideo_bell = true; 1964 rvideo_bell = true;
1905 1967
1906 bell_ev.start (VISUAL_BELL_DURATION); 1968 bell_ev.start (VISUAL_BELL_DURATION);
1907 } 1969 }
1908 else 1970 else
1909 XBell (dpy, 0); 1971 XBell (dpy, 0);
1972 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1910#endif 1973#endif
1911} 1974}
1912 1975
1913/* ------------------------------------------------------------------------- */ 1976/* ------------------------------------------------------------------------- */
1914/* ARGSUSED */ 1977void ecb_cold
1915void
1916rxvt_term::scr_printscreen (int fullhist) NOTHROW 1978rxvt_term::scr_printscreen (int fullhist) NOTHROW
1917{ 1979{
1918#ifdef PRINTPIPE 1980#ifdef PRINTPIPE
1919 int nrows, row_start; 1981 int nrows, row_start;
1920 FILE *fd; 1982 FILE *fd = popen_printer ();
1921 1983
1922 if ((fd = popen_printer ()) == NULL) 1984 if (!fd)
1923 return; 1985 return;
1924 1986
1925 if (fullhist) 1987 if (fullhist)
1926 { 1988 {
1927 nrows = nrow - top_row; 1989 nrows = nrow - top_row;
1933 row_start = view_start; 1995 row_start = view_start;
1934 } 1996 }
1935 1997
1936 wctomb (0, 0); 1998 wctomb (0, 0);
1937 1999
1938 for (int r1 = 0; r1 < nrows; r1++) 2000 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1939 { 2001 {
1940 text_t *tp = ROW(r1).t; 2002 text_t *tp = ROW(r1).t;
1941 int len = ROW(r1).l; 2003 int len = ROW(r1).l;
1942 2004
1943 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2005 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1969/* 2031/*
1970 * Refresh the screen 2032 * Refresh the screen
1971 * drawn_text/drawn_rend contain the screen information before the update. 2033 * drawn_text/drawn_rend contain the screen information before the update.
1972 * screen.text/screen.rend contain what the screen will change to. 2034 * screen.text/screen.rend contain what the screen will change to.
1973 */ 2035 */
1974void 2036void ecb_hot
1975rxvt_term::scr_refresh () NOTHROW 2037rxvt_term::scr_refresh () NOTHROW
1976{ 2038{
1977 unsigned char have_bg,
1978 showcursor; /* show the cursor */
1979 int16_t col, row, /* column/row we're processing */ 2039 int16_t col, row, /* column/row we're processing */
1980 ocrow; /* old cursor row */ 2040 ocrow; /* old cursor row */
1981 int i; /* tmp */ 2041 int i; /* tmp */
1982#ifndef NO_CURSORCOLOR 2042#ifndef NO_CURSORCOLOR
1983 rend_t cc1; /* store colours at cursor position (s) */ 2043 rend_t cc1; /* store colours at cursor position (s) */
1994 /* 2054 /*
1995 * A: set up vars 2055 * A: set up vars
1996 */ 2056 */
1997 refresh_count = 0; 2057 refresh_count = 0;
1998 2058
2059 unsigned int old_screen_flags = screen.flags;
1999 have_bg = 0; 2060 bool have_bg = 0;
2000#ifdef HAVE_BG_PIXMAP 2061#ifdef HAVE_IMG
2001 have_bg = bgPixmap.pixmap != None; 2062 have_bg = bg_img != 0;
2002#endif 2063#endif
2003 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2064 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2004 2065
2005 /* 2066 /*
2006 * B: reverse any characters which are selected 2067 * B: reverse any characters which are selected
2007 */ 2068 */
2008 scr_reverse_selection (); 2069 scr_reverse_selection ();
2009 2070
2071 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2072#if ENABLE_OVERLAY
2073 scr_swap_overlay ();
2074#endif
2075
2076 bool showcursor = screen.flags & Screen_VisibleCursor;
2077
2010 /* 2078 /*
2011 * C: set the cursor character (s) 2079 * C: set the cursor character (s)
2012 */ 2080 */
2013 { 2081 {
2014 unsigned char setoldcursor; 2082 bool setoldcursor;
2015 2083
2016 showcursor = (screen.flags & Screen_VisibleCursor);
2017#ifdef CURSOR_BLINK 2084#ifdef CURSOR_BLINK
2018 if (hidden_cursor) 2085 if (hidden_cursor)
2019 showcursor = 0; 2086 showcursor = 0;
2020#endif 2087#endif
2021 2088
2049 ccol2 = bgcolor_of (rstyle); 2116 ccol2 = bgcolor_of (rstyle);
2050#else 2117#else
2051 ccol2 = Color_bg; 2118 ccol2 = Color_bg;
2052#endif 2119#endif
2053 2120
2054 if (showcursor && focus) 2121 if (focus)
2055 { 2122 {
2056 if (option (Opt_cursorUnderline)) 2123 if (option (Opt_cursorUnderline))
2057 *crp ^= RS_Uline; 2124 *crp ^= RS_Uline;
2058 else 2125 else
2059 { 2126 {
2094 oldcursor.col = screen.cur.col; 2161 oldcursor.col = screen.cur.col;
2095 } 2162 }
2096 } 2163 }
2097 } 2164 }
2098 2165
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 2166#ifndef NO_SLOW_LINK_SUPPORT
2105 /* 2167 /*
2106 * D: CopyArea pass - very useful for slower links 2168 * D: CopyArea pass - very useful for slower links
2107 * This has been deliberately kept simple. 2169 * This has been deliberately kept simple.
2108 */ 2170 */
2112 { 2174 {
2113 int16_t nits; 2175 int16_t nits;
2114 int i = num_scr; 2176 int i = num_scr;
2115 int j; 2177 int j;
2116 int len, wlen; 2178 int len, wlen;
2117 dLocal (int, num_scr);
2118 2179
2119 j = nrow; 2180 j = nrow;
2120 wlen = len = -1; 2181 wlen = len = -1;
2121 row = i > 0 ? 0 : j - 1; 2182 row = i > 0 ? 0 : j - 1;
2122 2183
2197 continue; 2258 continue;
2198 2259
2199 // redraw one or more characters 2260 // redraw one or more characters
2200 2261
2201 // seek to the beginning of wide characters 2262 // seek to the beginning of wide characters
2202 while (stp[col] == NOCHAR && col > 0) 2263 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2203 --col; 2264 --col;
2204 2265
2205 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2266 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2206 text_t *text = stp + col; 2267 text_t *text = stp + col;
2207 int count = 1; 2268 int count = 1;
2208 2269
2209 dtp[col] = stp[col]; 2270 dtp[col] = stp[col];
2210 drp[col] = rend; 2271 drp[col] = rend;
2214 for (i = 0; ++col < ncol; ) 2275 for (i = 0; ++col < ncol; )
2215 { 2276 {
2216 if (stp[col] == NOCHAR) 2277 if (stp[col] == NOCHAR)
2217 { 2278 {
2218 dtp[col] = stp[col]; 2279 dtp[col] = stp[col];
2219 drp[col] = rend; 2280 drp[col] = srp[col];
2281
2220 count++; 2282 count++;
2221 i++; 2283 i++;
2222 2284
2223 continue; 2285 continue;
2224 } 2286 }
2244 2306
2245 col--; /* went one too far. move back */ 2307 col--; /* went one too far. move back */
2246 count -= i; /* dump any matching trailing chars */ 2308 count -= i; /* dump any matching trailing chars */
2247 2309
2248 // sometimes we optimize away the trailing NOCHAR's, add them back 2310 // sometimes we optimize away the trailing NOCHAR's, add them back
2249 while (i && text[count] == NOCHAR) 2311 while (ecb_unlikely (i && text[count] == NOCHAR))
2250 count++, i--; 2312 count++, i--;
2251 2313
2252 /* 2314 /*
2253 * Determine the attributes for the string 2315 * Determine the attributes for the string
2254 */ 2316 */
2255 int fore = fgcolor_of (rend); // desired foreground 2317 int fore = fgcolor_of (rend); // desired foreground
2256 int back = bgcolor_of (rend); // desired background 2318 int back = bgcolor_of (rend); // desired background
2257 2319
2258 // only do special processing if any attributes are set, which is unlikely 2320 // 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)) 2321 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2260 { 2322 {
2261 bool invert = rend & RS_RVid; 2323 bool invert = rend & RS_RVid;
2262 2324
2263#ifndef NO_BOLD_UNDERLINE_REVERSE 2325#ifndef NO_BOLD_UNDERLINE_REVERSE
2264 if (rend & RS_Bold && fore == Color_fg) 2326 if (rend & RS_Bold && fore == Color_fg)
2283 2345
2284 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2346 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2285 fore = Color_UL; 2347 fore = Color_UL;
2286#endif 2348#endif
2287 2349
2350#ifdef OPTION_HC
2351 if (rend & RS_Sel)
2352 {
2353 /* invert the column if no highlightColor is set or it is the
2354 * current cursor column */
2355 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2356 && ISSET_PIXCOLOR (Color_HC))
2357 {
2358 if (ISSET_PIXCOLOR (Color_HTC))
2359 fore = Color_HTC;
2360 // if invert is 0 reverse video is set so we use bg color as fg color
2361 else if (!invert)
2362 fore = back;
2363
2364 back = Color_HC;
2365 invert = 0;
2366 }
2367 }
2368#endif
2369
2288 if (invert) 2370 if (invert)
2289 { 2371 {
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); 2372 ::swap (fore, back);
2297#ifdef OPTION_HC
2298 else if (ISSET_PIXCOLOR (Color_HC))
2299 back = Color_HC;
2300#endif
2301 2373
2302#ifndef NO_BOLD_UNDERLINE_REVERSE 2374#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) 2375 if (fore == back)
2308 { 2376 {
2309 fore = Color_bg; 2377 fore = Color_bg;
2310 back = Color_fg; 2378 back = Color_fg;
2311 } 2379 }
2347 /* 2415 /*
2348 * Actually do the drawing of the string here 2416 * Actually do the drawing of the string here
2349 */ 2417 */
2350 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2418 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2351 2419
2352 if (have_bg && back == Color_bg) 2420 if (ecb_likely (have_bg && back == Color_bg))
2353 { 2421 {
2354 // this is very ugly, maybe push it into ->draw? 2422 // this is very ugly, maybe push it into ->draw?
2355 2423
2356 for (i = 0; i < count; i++) /* don't draw empty strings */ 2424 for (i = 0; i < count; i++) /* don't draw empty strings */
2357 if (text[i] != ' ') 2425 if (text[i] != ' ')
2364 did_clear: ; 2432 did_clear: ;
2365 } 2433 }
2366 else 2434 else
2367 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2435 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2368 2436
2369 if (rend & RS_Uline && font->descent > 1 && fore != back) 2437 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2370 { 2438 {
2371#if ENABLE_FRILLS 2439#if ENABLE_FRILLS
2372 if (ISSET_PIXCOLOR (Color_underline)) 2440 if (ISSET_PIXCOLOR (Color_underline))
2373 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2441 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2374 else 2442 else
2379 xpixel, ypixel + font->ascent + 1, 2447 xpixel, ypixel + font->ascent + 1,
2380 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2448 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2381 } 2449 }
2382 } /* for (col....) */ 2450 } /* for (col....) */
2383 } /* for (row....) */ 2451 } /* for (row....) */
2384
2385#if ENABLE_OVERLAY
2386 scr_swap_overlay ();
2387#endif
2388 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2389 2452
2390 /* 2453 /*
2391 * G: cleanup cursor and display outline cursor if necessary 2454 * G: cleanup cursor and display outline cursor if necessary
2392 */ 2455 */
2393 if (showcursor) 2456 if (showcursor)
2425 2488
2426 XDrawRectangle (dpy, vt, gc, 2489 XDrawRectangle (dpy, vt, gc,
2427 Col2Pixel (col), 2490 Col2Pixel (col),
2428 Row2Pixel (oldcursor.row), 2491 Row2Pixel (oldcursor.row),
2429 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2492 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2430 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2493 (unsigned int) (Height2Pixel (1) - 1));
2431 } 2494 }
2432 } 2495 }
2433 2496
2434 /* 2497 /*
2435 * H: cleanup selection 2498 * H: cleanup selection
2436 */ 2499 */
2500#if ENABLE_OVERLAY
2501 scr_swap_overlay ();
2502#endif
2503 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2504
2437 scr_reverse_selection (); 2505 scr_reverse_selection ();
2438 2506
2507 screen.flags = old_screen_flags;
2439 num_scr = 0; 2508 num_scr = 0;
2440 num_scr_allow = 1; 2509 num_scr_allow = 1;
2441} 2510}
2442 2511
2443void 2512void ecb_cold
2444rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2513rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2445{ 2514{
2446 if (!l.t) 2515 if (!l.valid ())
2447 return; 2516 return;
2448 2517
2449 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2518 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2450 2519
2451 for (int i = ncol; i--; ) 2520 for (int i = ncol; i--; )
2452 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2521 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2453} 2522}
2454 2523
2455void 2524void ecb_cold
2456rxvt_term::scr_remap_chars () NOTHROW 2525rxvt_term::scr_remap_chars () NOTHROW
2457{ 2526{
2458 for (int i = total_rows; i--; ) 2527 for (int i = total_rows; i--; )
2459 scr_remap_chars (row_buf [i]); 2528 scr_remap_chars (row_buf [i]);
2460 2529
2463 scr_remap_chars (drawn_buf [i]); 2532 scr_remap_chars (drawn_buf [i]);
2464 scr_remap_chars (swap_buf [i]); 2533 scr_remap_chars (swap_buf [i]);
2465 } 2534 }
2466} 2535}
2467 2536
2468void 2537void ecb_cold
2469rxvt_term::scr_recolour () NOTHROW 2538rxvt_term::scr_recolour (bool refresh) NOTHROW
2470{ 2539{
2471#ifdef HAVE_BG_PIXMAP 2540 bool transparent = false;
2472 bgPixmap.apply ();
2473#else
2474 2541
2542#ifdef HAVE_IMG
2543 if (bg_img != 0)
2544 {
2545# if ENABLE_TRANSPARENCY
2546 if (bg_flags & BG_IS_TRANSPARENT)
2547 {
2548 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2549 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2550
2551 transparent = true;
2552 }
2553 else
2554# endif
2555 {
2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2557 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2558 }
2559 }
2560 else
2561#endif
2562 {
2475 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2563 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2476 XClearWindow (dpy, parent[0]);
2477 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2564 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2565 }
2566
2567 XClearWindow (dpy, parent);
2478 2568
2479 if (scrollBar.win) 2569 if (scrollBar.win)
2480 { 2570 {
2571 if (transparent)
2572 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2573 else
2481 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2574 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2482 scrollBar.state = STATE_IDLE; 2575 scrollBar.state = SB_STATE_IDLE;
2483 scrollBar.show (0); 2576 scrollBar.show (0);
2484 } 2577 }
2485 2578
2486#endif 2579 if (refresh)
2487 2580 {
2488 /* bgPixmap.apply () does not do the following : */
2489 scr_clear (); 2581 scr_clear ();
2490 scr_touch (true); 2582 scr_touch (true);
2583 }
2491 want_refresh = 1; 2584 want_refresh = 1;
2492} 2585}
2493 2586
2494/* ------------------------------------------------------------------------- */ 2587/* ------------------------------------------------------------------------- */
2495void 2588void
2552 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2645 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2553 srp[col] ^= rstyle; 2646 srp[col] ^= rstyle;
2554} 2647}
2555 2648
2556/* ------------------------------------------------------------------------- */ 2649/* ------------------------------------------------------------------------- */
2557void 2650void ecb_hot
2558rxvt_term::scr_reverse_selection () NOTHROW 2651rxvt_term::scr_reverse_selection () NOTHROW
2559{ 2652{
2560 if (selection.op 2653 if (selection.op
2561 && current_screen == selection.screen 2654 && current_screen == selection.screen
2562 && selection.end.row >= view_start) 2655 && selection.end.row >= view_start)
2563 { 2656 {
2564#if !ENABLE_MINIMAL 2657#if !ENABLE_MINIMAL
2565 if (selection.rect) 2658 if (selection.rect)
2566 scr_xor_rect (selection.beg.row, selection.beg.col, 2659 scr_xor_rect (selection.beg.row, selection.beg.col,
2567 selection.end.row, selection.end.col, 2660 selection.end.row, selection.end.col,
2568 RS_RVid, RS_RVid | RS_Uline); 2661 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2569 else 2662 else
2570#endif 2663#endif
2571 scr_xor_span (selection.beg.row, selection.beg.col, 2664 scr_xor_span (selection.beg.row, selection.beg.col,
2572 selection.end.row, selection.end.col, 2665 selection.end.row, selection.end.col,
2573 RS_RVid); 2666 RS_Sel | RS_RVid);
2574 } 2667 }
2575} 2668}
2576 2669
2577/* ------------------------------------------------------------------------- */ 2670/* ------------------------------------------------------------------------- */
2578/* 2671/*
2581 */ 2674 */
2582#if 0 2675#if 0
2583void 2676void
2584rxvt_term::scr_dump (int fd) NOTHROW 2677rxvt_term::scr_dump (int fd) NOTHROW
2585{ 2678{
2586 int row, wrote; 2679 // if this method is needed, it can be implemented by factoring the
2587 unsigned int width, towrite; 2680 // relevant code in scr_printscreen
2588 char r1[] = "\n";
2589
2590 for (row = saveLines - nsaved;
2591 row < saveLines + nrow - 1; row++)
2592 {
2593 width = row_buf[row].l >= 0 ? row_buf[row].l
2594 : ncol;
2595 for (towrite = width; towrite; towrite -= wrote)
2596 {
2597 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2598 towrite);
2599 if (wrote < 0)
2600 return; /* XXX: death, no report */
2601 }
2602 if (row_buf[row].l >= 0)
2603 if (write (fd, r1, 1) <= 0)
2604 return; /* XXX: death, no report */
2605 }
2606} 2681}
2607#endif 2682#endif
2608 2683
2609/* ------------------------------------------------------------------------- * 2684/* ------------------------------------------------------------------------- *
2610 * CHARACTER SELECTION * 2685 * CHARACTER SELECTION *
2611 * ------------------------------------------------------------------------- */ 2686 * ------------------------------------------------------------------------- */
2612void 2687void
2613rxvt_term::selection_check (int check_more) NOTHROW 2688rxvt_term::selection_check (int check_more) NOTHROW
2614{ 2689{
2615 row_col_t pos;
2616
2617 if (!selection.op) 2690 if (!selection.op)
2618 return; 2691 return;
2619 2692
2620 pos.row = pos.col = 0;
2621 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2693 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2622 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2694 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2623 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2695 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2624 || (check_more == 1 2696 || (check_more == 1
2625 && current_screen == selection.screen 2697 && current_screen == selection.screen
2626 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2698 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2627 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2699 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2628 || (check_more == 2
2629 && ROWCOL_IS_BEFORE (selection.beg, pos)
2630 && ROWCOL_IS_AFTER (selection.end, pos))
2631 || (check_more == 3
2632 && ROWCOL_IS_AFTER (selection.end, pos))
2633 || (check_more == 4 /* screen width change */
2634 && (selection.beg.row != selection.end.row
2635 || selection.end.col > ncol)))
2636 CLEAR_SELECTION (); 2700 CLEAR_ALL_SELECTION ();
2637} 2701}
2638 2702
2639/* ------------------------------------------------------------------------- */ 2703/* ------------------------------------------------------------------------- */
2640/* 2704/*
2641 * Paste a selection direct to the command fd 2705 * Paste a selection direct to the command fd
2642 */ 2706 */
2643void 2707void
2644rxvt_term::paste (char *data, unsigned int len) NOTHROW 2708rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2645{ 2709{
2646 /* convert normal newline chars into common keyboard Return key sequence */ 2710 /* convert normal newline chars into common keyboard Return key sequence */
2647 for (unsigned int i = 0; i < len; i++) 2711 for (unsigned int i = 0; i < len; i++)
2648 if (data[i] == C0_LF) 2712 if (data[i] == C0_LF)
2649 data[i] = C0_CR; 2713 data[i] = C0_CR;
2650 2714
2651 if (priv_modes & PrivMode_BracketPaste) 2715 if (priv_modes & PrivMode_BracketPaste)
2652 tt_printf ("\e[200~"); 2716 tt_printf ("\x1b[200~");
2653 2717
2654 tt_write (data, len); 2718 tt_write (data, len);
2655 2719
2656 if (priv_modes & PrivMode_BracketPaste) 2720 if (priv_modes & PrivMode_BracketPaste)
2657 tt_printf ("\e[201~"); 2721 tt_printf ("\x1b[201~");
2658} 2722}
2659 2723
2660/* ------------------------------------------------------------------------- */
2661/*
2662 * Respond to a notification that a primary selection has been sent
2663 * EXT: SelectionNotify
2664 */
2665void 2724void
2666rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2725rxvt_term::paste (char *data, unsigned int len) NOTHROW
2667{ 2726{
2668 if (prop == None) /* check for failed XConvertSelection */ 2727 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2669 {
2670 if ((selection_type & Sel_CompoundText))
2671 {
2672 int selnum = selection_type & Sel_whereMask;
2673
2674 selection_type = 0;
2675 if (selnum != Sel_direct)
2676 selection_request_other (XA_STRING, selnum);
2677 }
2678
2679 if ((selection_type & Sel_UTF8String))
2680 {
2681 int selnum = selection_type & Sel_whereMask;
2682
2683 selection_type = Sel_CompoundText;
2684 if (selnum != Sel_direct)
2685 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2686 else
2687 selection_type = 0;
2688 }
2689
2690 return;
2691 }
2692
2693 unsigned long bytes_after;
2694 XTextProperty ct;
2695
2696 if (XGetWindowProperty (dpy, win, prop,
2697 0, PROP_SIZE / 4,
2698 delete_prop, AnyPropertyType,
2699 &ct.encoding, &ct.format,
2700 &ct.nitems, &bytes_after,
2701 &ct.value) != Success)
2702 {
2703 ct.value = 0;
2704 goto bailout;
2705 }
2706
2707 if (ct.encoding == None)
2708 goto bailout;
2709
2710 if (bytes_after)
2711 {
2712 // fetch and append remaining data
2713 XTextProperty ct2;
2714
2715 if (XGetWindowProperty (dpy, win, prop,
2716 ct.nitems / 4, (bytes_after + 3) / 4,
2717 delete_prop, AnyPropertyType,
2718 &ct2.encoding, &ct2.format,
2719 &ct2.nitems, &bytes_after,
2720 &ct2.value) != Success)
2721 goto bailout;
2722
2723 // realloc should be compatible to XFree, here, and elsewhere, too
2724 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2725 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2726 ct.nitems += ct2.nitems;
2727
2728 XFree (ct2.value);
2729 }
2730
2731 if (ct.value == 0)
2732 goto bailout;
2733
2734 if (ct.encoding == xa[XA_INCR])
2735 {
2736 // INCR selection, start handshake
2737 if (!delete_prop)
2738 XDeleteProperty (dpy, win, prop);
2739
2740 selection_wait = Sel_incr;
2741 incr_buf_fill = 0;
2742 incr_ev.start (10);
2743
2744 goto bailout;
2745 }
2746
2747 if (ct.nitems == 0)
2748 {
2749 if (selection_wait == Sel_incr)
2750 {
2751 XFree (ct.value);
2752
2753 // finally complete, now paste the whole thing
2754 selection_wait = Sel_normal;
2755 ct.value = (unsigned char *)incr_buf;
2756 ct.nitems = incr_buf_fill;
2757 incr_buf = 0;
2758 incr_buf_size = 0;
2759 incr_ev.stop ();
2760 }
2761 else
2762 {
2763 if (selection_wait == Sel_normal
2764 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2765 {
2766 /*
2767 * pass through again trying CUT_BUFFER0 if we've come from
2768 * XConvertSelection () but nothing was presented
2769 */
2770 selection_paste (display->root, XA_CUT_BUFFER0, False);
2771 }
2772
2773 goto bailout;
2774 }
2775 }
2776 else if (selection_wait == Sel_incr)
2777 {
2778 incr_ev.start (10);
2779
2780 while (incr_buf_fill + ct.nitems > incr_buf_size)
2781 {
2782 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2783 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2784 }
2785
2786 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2787 incr_buf_fill += ct.nitems;
2788
2789 goto bailout;
2790 }
2791
2792 char **cl;
2793 int cr;
2794
2795#if !ENABLE_MINIMAL
2796 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2797 // so recode it manually
2798 if (ct.encoding == xa[XA_UTF8_STRING])
2799 {
2800 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2801 char *s = rxvt_wcstombs (w);
2802 free (w);
2803 // TODO: strlen == only the first element will be converted. well...
2804 paste (s, strlen (s));
2805 free (s);
2806 }
2807 else
2808#endif
2809 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2810 && cl)
2811 {
2812 for (int i = 0; i < cr; i++)
2813 paste (cl[i], strlen (cl[i]));
2814
2815 XFreeStringList (cl);
2816 }
2817 else
2818 paste ((char *)ct.value, ct.nitems); // paste raw
2819
2820bailout:
2821 XFree (ct.value);
2822
2823 if (selection_wait == Sel_normal)
2824 selection_wait = Sel_none;
2825}
2826
2827void
2828rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2829{
2830 selection_wait = Sel_none;
2831
2832 incr_buf_size = 0;
2833 free (incr_buf);
2834
2835 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2836}
2837
2838void
2839rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2840{
2841 if (prop == None || selection_wait != Sel_incr)
2842 return; 2728 return;
2843 2729
2844 selection_paste (win, prop, true); 2730 tt_paste (data, len);
2845} 2731}
2846 2732
2847/* ------------------------------------------------------------------------- */ 2733/* ------------------------------------------------------------------------- */
2848/* 2734/*
2849 * Request the current selection: 2735 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2850 * Order: > internal selection if available 2736 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2851 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2737 * as fallback
2852 * > CUT_BUFFER0
2853 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2854 * will auto fallback to CUT_BUFFER0
2855 * EXT: button 2 release 2738 * EXT: button 2 release
2856 */ 2739 */
2857void 2740void
2858rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2741rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2859{ 2742{
2860 if (selection.text && selnum == Sel_Primary) 2743 if (!selection_req)
2861 {
2862 /* internal selection */
2863 char *str = rxvt_wcstombs (selection.text, selection.len);
2864 paste (str, strlen (str));
2865 free (str);
2866 return;
2867 } 2744 {
2868 else 2745 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2746 selection_req->run ();
2869 { 2747 }
2870 selection_request_time = tm;
2871 selection_wait = Sel_normal;
2872
2873#if X_HAVE_UTF8_STRING
2874 selection_type = Sel_UTF8String;
2875 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2876 return;
2877#else
2878 selection_type = Sel_CompoundText;
2879 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2880 return;
2881#endif
2882 }
2883
2884 selection_wait = Sel_none; /* don't loop in selection_paste () */
2885 selection_paste (display->root, XA_CUT_BUFFER0, false);
2886}
2887
2888int
2889rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2890{
2891 Atom sel;
2892
2893 selection_type |= selnum;
2894
2895 if (selnum == Sel_Primary)
2896 sel = XA_PRIMARY;
2897 else if (selnum == Sel_Secondary)
2898 sel = XA_SECONDARY;
2899 else
2900 sel = xa[XA_CLIPBOARD];
2901
2902 if (XGetSelectionOwner (dpy, sel) != None)
2903 {
2904 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2905 vt, selection_request_time);
2906 return 1;
2907 }
2908
2909 return 0;
2910} 2748}
2911 2749
2912/* ------------------------------------------------------------------------- */ 2750/* ------------------------------------------------------------------------- */
2913/* 2751/*
2914 * Clear all selected text 2752 * Clear all selected text
2915 * EXT: SelectionClear 2753 * EXT: SelectionClear
2916 */ 2754 */
2917void 2755void
2918rxvt_term::selection_clear () NOTHROW 2756rxvt_term::selection_clear (bool clipboard) NOTHROW
2919{ 2757{
2758 if (!clipboard)
2759 {
2920 want_refresh = 1; 2760 want_refresh = 1;
2921 free (selection.text); 2761 free (selection.text);
2922 selection.text = NULL; 2762 selection.text = NULL;
2923 selection.len = 0; 2763 selection.len = 0;
2924 CLEAR_SELECTION (); 2764 CLEAR_SELECTION ();
2925 2765
2926 if (display->selection_owner == this) 2766 if (display->selection_owner == this)
2927 display->selection_owner = 0; 2767 display->selection_owner = 0;
2768 }
2769 else
2770 {
2771 free (selection.clip_text);
2772 selection.clip_text = NULL;
2773 selection.clip_len = 0;
2774
2775 if (display->clipboard_owner == this)
2776 display->clipboard_owner = 0;
2777 }
2928} 2778}
2929 2779
2930/* ------------------------------------------------------------------------- */ 2780/* ------------------------------------------------------------------------- */
2931/* 2781/*
2932 * Copy a selection into the cut buffer 2782 * Copy a selection into the cut buffer
2933 * EXT: button 1 or 3 release 2783 * EXT: button 1 or 3 release
2934 */ 2784 */
2935void 2785void
2936rxvt_term::selection_make (Time tm) 2786rxvt_term::selection_make (Time tm)
2937{ 2787{
2938 int i; 2788 int size;
2939 wchar_t *new_selection_text; 2789 wchar_t *new_selection_text;
2940 text_t *t; 2790 text_t *t;
2941 2791
2942 switch (selection.op) 2792 switch (selection.op)
2943 { 2793 {
2959 return; /* nothing selected, go away */ 2809 return; /* nothing selected, go away */
2960 2810
2961 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2811 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2962 return; 2812 return;
2963 2813
2964 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2814 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2965 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2815 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2966 2816
2967 int ofs = 0; 2817 int ofs = 0;
2968 int extra = 0; 2818 int extra = 0;
2969 2819
2970 int col = selection.beg.col; 2820 int col = selection.beg.col;
2976 { 2826 {
2977#if !ENABLE_MINIMAL 2827#if !ENABLE_MINIMAL
2978 if (selection.rect) 2828 if (selection.rect)
2979 { 2829 {
2980 col = selection.beg.col; 2830 col = selection.beg.col;
2981 end_col = ncol + 1; 2831 end_col = selection.end.col;
2982 } 2832 }
2983 else 2833 else
2984#endif 2834#endif
2985 end_col = ROW(row).l; 2835 end_col = ROW(row).l;
2986 2836
2987 col = max (col, 0); 2837 col = max (col, 0);
2988 2838
2989 if (row == selection.end.row 2839 if (row == selection.end.row)
2990#if !ENABLE_MINIMAL
2991 || selection.rect
2992#endif
2993 )
2994 min_it (end_col, selection.end.col); 2840 min_it (end_col, selection.end.col);
2995 2841
2996 t = ROW(row).t + col; 2842 t = ROW(row).t + col;
2997 2843
2998 for (; col < end_col; col++) 2844 for (; col < end_col; col++)
3006 2852
3007 extra -= (len - 1); 2853 extra -= (len - 1);
3008 2854
3009 if (extra < 0) 2855 if (extra < 0)
3010 { 2856 {
3011 extra += i; 2857 extra += size;
3012 i += i; 2858 size += size;
3013 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2859 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3014 } 2860 }
3015 2861
3016 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2862 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3017 } 2863 }
3018#endif 2864#endif
3030 2876
3031 new_selection_text[ofs++] = C0_LF; 2877 new_selection_text[ofs++] = C0_LF;
3032 } 2878 }
3033 else 2879 else
3034#endif 2880#endif
3035 if (!ROW(row).is_longer () && row != selection.end.row) 2881 if (!ROW(row).is_longer ()
2882 && (row != selection.end.row || end_col != selection.end.col)
2883 && (row != selection.beg.row || selection.beg.col < ncol))
3036 new_selection_text[ofs++] = C0_LF; 2884 new_selection_text[ofs++] = C0_LF;
3037 } 2885 }
3038
3039 if (end_col != selection.end.col)
3040 new_selection_text[ofs++] = C0_LF;
3041 2886
3042 new_selection_text[ofs] = 0; 2887 new_selection_text[ofs] = 0;
3043 2888
3044 if (ofs == 0) 2889 if (ofs == 0)
3045 { 2890 {
3058 2903
3059 selection_grab (tm); 2904 selection_grab (tm);
3060} 2905}
3061 2906
3062bool 2907bool
3063rxvt_term::selection_grab (Time tm) NOTHROW 2908rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3064{ 2909{
2910 Atom sel;
2911
2912 if (!clipboard)
2913 {
3065 selection_time = tm; 2914 selection_time = tm;
2915 sel = XA_PRIMARY;
2916 }
2917 else
2918 {
2919 clipboard_time = tm;
2920 sel = xa[XA_CLIPBOARD];
2921 }
3066 2922
3067 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2923 XSetSelectionOwner (dpy, sel, vt, tm);
3068 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2924 if (XGetSelectionOwner (dpy, sel) == vt)
3069 { 2925 {
3070 display->set_selection_owner (this); 2926 display->set_selection_owner (this, clipboard);
3071 return true; 2927 return true;
3072 } 2928 }
3073 else 2929 else
3074 { 2930 {
3075 selection_clear (); 2931 selection_clear (clipboard);
3076 return false; 2932 return false;
3077 } 2933 }
3078 2934
3079#if 0 2935#if 0
3080 XTextProperty ct; 2936 XTextProperty ct;
3090/* ------------------------------------------------------------------------- */ 2946/* ------------------------------------------------------------------------- */
3091/* 2947/*
3092 * Mark or select text based upon number of clicks: 1, 2, or 3 2948 * Mark or select text based upon number of clicks: 1, 2, or 3
3093 * EXT: button 1 press 2949 * EXT: button 1 press
3094 */ 2950 */
3095void 2951void ecb_cold
3096rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2952rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3097{ 2953{
3098 clicks = ((clicks - 1) % 3) + 1; 2954 clicks = ((clicks - 1) % 3) + 1;
3099 selection.clicks = clicks; /* save clicks so extend will work */ 2955 selection.clicks = clicks; /* save clicks so extend will work */
3100 2956
3119 2975
3120/* ------------------------------------------------------------------------- */ 2976/* ------------------------------------------------------------------------- */
3121/* 2977/*
3122 * Mark a selection at the specified col/row 2978 * Mark a selection at the specified col/row
3123 */ 2979 */
3124void 2980void ecb_cold
3125rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2981rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3126{ 2982{
3127 want_refresh = 1; 2983 want_refresh = 1;
3128 2984
3129 selection.mark.row = row + view_start; 2985 selection.mark.row = row + view_start;
3156/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3012/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3157#define DELIMIT_TEXT(x) \ 3013#define DELIMIT_TEXT(x) \
3158 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3014 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3159#define DELIMIT_REND(x) 1 3015#define DELIMIT_REND(x) 1
3160 3016
3161void 3017void ecb_cold
3162rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3018rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3163{ 3019{
3164 int col, row, dirnadd, tcol, trow, w1, w2; 3020 int col, row, dirnadd, tcol, trow, w1, w2;
3165 row_col_t bound; 3021 row_col_t bound;
3166 text_t *stp; 3022 text_t *stp;
3240 * EXT: button 3 press; button 1 or 3 drag 3096 * EXT: button 3 press; button 1 or 3 drag
3241 * flag == 0 ==> button 1 3097 * flag == 0 ==> button 1
3242 * flag == 1 ==> button 3 press 3098 * flag == 1 ==> button 3 press
3243 * flag == 2 ==> button 3 motion 3099 * flag == 2 ==> button 3 motion
3244 */ 3100 */
3245void 3101void ecb_cold
3246rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3102rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3247{ 3103{
3248 int col = clamp (Pixel2Col (x), 0, ncol); 3104 int col = clamp (Pixel2Col (x), 0, ncol);
3249 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3105 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3250 3106
3276 3132
3277/* ------------------------------------------------------------------------- */ 3133/* ------------------------------------------------------------------------- */
3278/* 3134/*
3279 * Extend the selection to the specified col/row 3135 * Extend the selection to the specified col/row
3280 */ 3136 */
3281void 3137void ecb_cold
3282rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3138rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3283{ 3139{
3284 row_col_t pos; 3140 row_col_t pos;
3285 enum { 3141 enum {
3286 LEFT, RIGHT 3142 LEFT, RIGHT
3477 ::swap (selection.beg.col, selection.end.col); 3333 ::swap (selection.beg.col, selection.end.col);
3478#endif 3334#endif
3479} 3335}
3480 3336
3481#if !ENABLE_MINIMAL 3337#if !ENABLE_MINIMAL
3482void 3338void ecb_cold
3483rxvt_term::selection_remove_trailing_spaces () NOTHROW 3339rxvt_term::selection_remove_trailing_spaces () NOTHROW
3484{ 3340{
3485 int32_t end_col, end_row; 3341 int32_t end_col, end_row;
3486 text_t *stp; 3342 text_t *stp;
3487 3343
3525/* ------------------------------------------------------------------------- */ 3381/* ------------------------------------------------------------------------- */
3526/* 3382/*
3527 * Double click on button 3 when already selected 3383 * Double click on button 3 when already selected
3528 * EXT: button 3 double click 3384 * EXT: button 3 double click
3529 */ 3385 */
3530void 3386void ecb_cold
3531rxvt_term::selection_rotate (int x, int y) NOTHROW 3387rxvt_term::selection_rotate (int x, int y) NOTHROW
3532{ 3388{
3533 selection.clicks = selection.clicks % 3 + 1; 3389 selection.clicks = selection.clicks % 3 + 1;
3534 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3390 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3535} 3391}
3537/* ------------------------------------------------------------------------- */ 3393/* ------------------------------------------------------------------------- */
3538/* 3394/*
3539 * Respond to a request for our current selection 3395 * Respond to a request for our current selection
3540 * EXT: SelectionRequest 3396 * EXT: SelectionRequest
3541 */ 3397 */
3542void 3398void ecb_cold
3543rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3399rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3544{ 3400{
3401 Atom property = rq.property == None ? rq.target : rq.property;
3545 XSelectionEvent ev; 3402 XSelectionEvent ev;
3546 3403
3547 ev.type = SelectionNotify; 3404 ev.type = SelectionNotify;
3548 ev.property = None; 3405 ev.property = None;
3549 ev.display = rq.display; 3406 ev.display = rq.display;
3564 *target++ = xa[XA_COMPOUND_TEXT]; 3421 *target++ = xa[XA_COMPOUND_TEXT];
3565#if X_HAVE_UTF8_STRING 3422#if X_HAVE_UTF8_STRING
3566 *target++ = xa[XA_UTF8_STRING]; 3423 *target++ = xa[XA_UTF8_STRING];
3567#endif 3424#endif
3568 3425
3569 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3426 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3570 32, PropModeReplace, 3427 32, PropModeReplace,
3571 (unsigned char *)target_list, target - target_list); 3428 (unsigned char *)target_list, target - target_list);
3572 ev.property = rq.property; 3429 ev.property = property;
3573 } 3430 }
3574#if TODO // TODO 3431#if TODO // TODO
3575 else if (rq.target == xa[XA_MULTIPLE]) 3432 else if (rq.target == xa[XA_MULTIPLE])
3576 { 3433 {
3577 /* TODO: Handle MULTIPLE */ 3434 /* TODO: Handle MULTIPLE */
3578 } 3435 }
3579#endif 3436#endif
3580 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3437 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3581 { 3438 {
3582 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3439 XChangeProperty (dpy, rq.requestor, property, rq.target,
3583 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3440 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3584 ev.property = rq.property; 3441 ev.property = property;
3442 }
3443 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3444 {
3445 XChangeProperty (dpy, rq.requestor, property, rq.target,
3446 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3447 ev.property = property;
3585 } 3448 }
3586 else if (rq.target == XA_STRING 3449 else if (rq.target == XA_STRING
3587 || rq.target == xa[XA_TEXT] 3450 || rq.target == xa[XA_TEXT]
3588 || rq.target == xa[XA_COMPOUND_TEXT] 3451 || rq.target == xa[XA_COMPOUND_TEXT]
3589 || rq.target == xa[XA_UTF8_STRING] 3452 || rq.target == xa[XA_UTF8_STRING]
3621 { 3484 {
3622 target = xa[XA_COMPOUND_TEXT]; 3485 target = xa[XA_COMPOUND_TEXT];
3623 style = enc_compound_text; 3486 style = enc_compound_text;
3624 } 3487 }
3625 3488
3626 if (selection.text) 3489 if (rq.selection == XA_PRIMARY && selection.text)
3627 { 3490 {
3628 cl = selection.text; 3491 cl = selection.text;
3629 selectlen = selection.len; 3492 selectlen = selection.len;
3493 }
3494 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3495 {
3496 cl = selection.clip_text;
3497 selectlen = selection.clip_len;
3630 } 3498 }
3631 else 3499 else
3632 { 3500 {
3633 cl = L""; 3501 cl = L"";
3634 selectlen = 0; 3502 selectlen = 0;
3655 ct.value = (unsigned char *)cl; 3523 ct.value = (unsigned char *)cl;
3656 ct.nitems = selectlen; 3524 ct.nitems = selectlen;
3657 ct.encoding = target; 3525 ct.encoding = target;
3658 } 3526 }
3659 3527
3660 XChangeProperty (dpy, rq.requestor, rq.property, 3528 XChangeProperty (dpy, rq.requestor, property,
3661 ct.encoding, 8, PropModeReplace, 3529 ct.encoding, 8, PropModeReplace,
3662 ct.value, (int)ct.nitems); 3530 ct.value, (int)ct.nitems);
3663 ev.property = rq.property; 3531 ev.property = property;
3664 3532
3665 if (freect) 3533 if (freect)
3666 XFree (ct.value); 3534 XFree (ct.value);
3667 } 3535 }
3668 3536
3669 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3537 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3670} 3538}
3671 3539
3672/* ------------------------------------------------------------------------- */ 3540/* ------------------------------------------------------------------------- */
3673#ifdef USE_XIM 3541#if USE_XIM
3674void 3542void ecb_cold
3675rxvt_term::im_set_position (XPoint &pos) NOTHROW 3543rxvt_term::im_set_position (XPoint &pos) NOTHROW
3676{ 3544{
3677 XWindowAttributes xwa; 3545 XWindowAttributes xwa;
3678 3546
3679 XGetWindowAttributes (dpy, vt, &xwa); 3547 XGetWindowAttributes (dpy, vt, &xwa);
3702 h += 2; min_it (h, nrow); 3570 h += 2; min_it (h, nrow);
3703 3571
3704 x -= 1; clamp_it (x, 0, ncol - w); 3572 x -= 1; clamp_it (x, 0, ncol - w);
3705 y -= 1; clamp_it (y, 0, nrow - h); 3573 y -= 1; clamp_it (y, 0, nrow - h);
3706 3574
3707 ov_x = x; ov_y = y; 3575 ov.x = x; ov.y = y;
3708 ov_w = w; ov_h = h; 3576 ov.w = w; ov.h = h;
3709 3577
3710 ov_text = new text_t *[h]; 3578 ov.text = new text_t *[h];
3711 ov_rend = new rend_t *[h]; 3579 ov.rend = new rend_t *[h];
3712 3580
3713 for (y = 0; y < h; y++) 3581 for (y = 0; y < h; y++)
3714 { 3582 {
3715 text_t *tp = ov_text[y] = new text_t[w]; 3583 text_t *tp = ov.text[y] = new text_t[w];
3716 rend_t *rp = ov_rend[y] = new rend_t[w]; 3584 rend_t *rp = ov.rend[y] = new rend_t[w];
3717 3585
3718 text_t t0, t1, t2; 3586 text_t t0, t1, t2;
3719 rend_t r = OVERLAY_RSTYLE; 3587 rend_t r = OVERLAY_RSTYLE;
3720 3588
3721 if (y == 0) 3589 if (y == 0)
3740} 3608}
3741 3609
3742void 3610void
3743rxvt_term::scr_overlay_off () NOTHROW 3611rxvt_term::scr_overlay_off () NOTHROW
3744{ 3612{
3745 if (!ov_text) 3613 if (!ov.text)
3746 return; 3614 return;
3747 3615
3748 want_refresh = 1; 3616 want_refresh = 1;
3749 3617
3750 for (int y = 0; y < ov_h; y++) 3618 for (int y = 0; y < ov.h; y++)
3751 { 3619 {
3752 delete [] ov_text[y]; 3620 delete [] ov.text[y];
3753 delete [] ov_rend[y]; 3621 delete [] ov.rend[y];
3754 } 3622 }
3755 3623
3756 delete [] ov_text; ov_text = 0; 3624 delete [] ov.text; ov.text = 0;
3757 delete [] ov_rend; ov_rend = 0; 3625 delete [] ov.rend; ov.rend = 0;
3758} 3626}
3759 3627
3760void 3628void
3761rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3629rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3762{ 3630{
3763 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3631 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3764 return; 3632 return;
3765 3633
3766 x++, y++; 3634 x++, y++;
3767 3635
3768 ov_text[y][x] = text; 3636 ov.text[y][x] = text;
3769 ov_rend[y][x] = rend; 3637 ov.rend[y][x] = rend;
3770} 3638}
3771 3639
3772void 3640void
3773rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3641rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3774{ 3642{
3793} 3661}
3794 3662
3795void 3663void
3796rxvt_term::scr_swap_overlay () NOTHROW 3664rxvt_term::scr_swap_overlay () NOTHROW
3797{ 3665{
3798 if (!ov_text) 3666 if (!ov.text)
3799 return; 3667 return;
3800 3668
3669 // hide cursor if it is within the overlay area
3670 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3671 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3672 screen.flags &= ~Screen_VisibleCursor;
3673
3801 // swap screen mem with overlay 3674 // swap screen mem with overlay
3802 for (int y = ov_h; y--; ) 3675 for (int y = ov.h; y--; )
3803 { 3676 {
3804 text_t *t1 = ov_text[y]; 3677 text_t *t1 = ov.text[y];
3805 rend_t *r1 = ov_rend[y]; 3678 rend_t *r1 = ov.rend[y];
3806 3679
3807 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3680 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3808 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3681 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3809 3682
3810 for (int x = ov_w; x--; ) 3683 for (int x = ov.w; x--; )
3811 { 3684 {
3812 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3685 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3813 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3686 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3814 } 3687 }
3815 } 3688 }

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