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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.220 by root, Mon Jan 9 23:18:49 2006 UTC vs.
Revision 1.468 by root, Mon Aug 8 09:47:56 2022 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
7 * 8 *
8 * This program is free software; you can redistribute it and/or modify 9 * 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 10 * 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 11 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
12 * 13 *
13 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
26 27
27#include "../config.h" /* NECESSARY */ 28#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 29#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 30#include "rxvtperl.h" /* NECESSARY */
30 31
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <inttypes.h> 32#include <inttypes.h>
34 33
35#include "salloc.C" // HACK, should be a seperate compile! 34static inline void
36
37inline void fill_text (text_t *start, text_t value, int len) 35fill_text (text_t *start, text_t value, int len)
38{ 36{
39 while (len--) 37 while (len--)
40 *start++ = value; 38 *start++ = value;
41} 39}
42 40
43/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 42#define TABSIZE 8 /* default tab size */
47 43
48/* ------------------------------------------------------------------------- * 44/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 45 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 46 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK() \ 47#define ZERO_SCROLLBACK() \
52 if (OPTION (Opt_scrollTtyOutput)) \ 48 if (option (Opt_scrollTtyOutput)) \
53 view_start = 0 49 view_start = 0
54#define CLEAR_SELECTION() \ 50#define CLEAR_SELECTION() \
55 selection.beg.row = selection.beg.col \ 51 selection.beg.row = selection.beg.col \
56 = selection.end.row = selection.end.col = 0 52 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION() \ 53#define CLEAR_ALL_SELECTION() \
… …
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 84
89/* 85/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 86 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 87 */
94#define drawBuffer vt
95
96#define CLEAR_ROWS(row, num) \
97 if (mapped) \
98 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel (num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 88#define CLEAR_CHARS(x, y, num) \
103 if (mapped) \ 89 if (mapped) \
104 XClearArea (display->display, drawBuffer, x, y, \ 90 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel (num), \ 91 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel (1), False) 92 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (display->display, drawBuffer, gc, \
110 0, Row2Pixel (row), \
111 (unsigned int)width, \
112 (unsigned int)Height2Pixel (num))
113 93
114/* ------------------------------------------------------------------------- * 94/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 95 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 96 * ------------------------------------------------------------------------- */
117 97
118/* Fill part/all of a line with blanks. */ 98/* Fill part/all of a line with blanks. */
119void 99void
120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 100rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept
121{ 101{
122 if (!l.t) 102 if (!l.valid ())
123 { 103 {
124 lalloc (l); 104 l.alloc ();
125 col = 0; 105 col = 0;
126 width = ncol; 106 width = ncol;
127 } 107 }
128 108
129 l.touch (); 109 l.touch ();
130 110
131 efs &= ~RS_baseattrMask; 111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 112 efs = SET_FONT (efs, FONTSET (efs)->find_space_font ());
133 113
134 text_t *et = l.t + col; 114 text_t *et = l.t + col;
135 rend_t *er = l.r + col; 115 rend_t *er = l.r + col;
136 116
137 while (width--) 117 while (width--)
… …
142} 122}
143 123
144/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
145/* Fill a full line with blanks - make sure it is allocated first */ 125/* Fill a full line with blanks - make sure it is allocated first */
146void 126void
147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 127rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept
148{ 128{
149 scr_blank_line (l, 0, ncol, efs); 129 scr_blank_line (l, 0, ncol, efs);
150 130
151 l.l = 0; 131 l.l = 0;
152 l.f = 0; 132 l.f = 0;
133}
134
135// nuke a single wide character at the given column
136void
137rxvt_term::scr_kill_char (line_t &l, int col) const noexcept
138{
139 // find begin
140 while (col > 0 && l.t[col] == NOCHAR)
141 col--;
142
143 rend_t rend = l.r[col] & ~RS_baseattrMask;
144 rend = SET_FONT (rend, FONTSET (rend)->find_space_font ());
145
146 l.touch ();
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
154}
155
156// set the rendition of a single wide character beginning at the given column
157void
158rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
159{
160 do {
161 l.r[col] = rend;
162 col++;
163 } while (col < ncol && l.t[col] == NOCHAR);
153} 164}
154 165
155/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
156 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
157 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
158 169
159void 170void
171rxvt_term::scr_alloc () noexcept
172{
173 int tsize = sizeof (text_t) * ncol;
174 int rsize = sizeof (rend_t) * ncol;
175
176 // we assume that rend_t size is a sufficient alignment
177 // factor for text_t and line_t values, and we only
178 // need to adjust tsize.
179 tsize = (tsize + sizeof (rend_t) - 1);
180 tsize -= tsize % sizeof (rend_t);
181
182 int all_rows = total_rows + nrow + nrow;
183
184 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
185 chunk = chunk_alloc (chunk_size, 0);
186
187 char *base = (char *)chunk + sizeof (line_t) * all_rows;
188
189 for (int row = 0; row < all_rows; ++row)
190 {
191 line_t &l = ((line_t *)chunk) [row];
192
193 l.t = (text_t *)base; base += tsize;
194 l.r = (rend_t *)base; base += rsize;
195 l.l = -1;
196 l.f = 0;
197 }
198
199 drawn_buf = (line_t *)chunk;
200 swap_buf = drawn_buf + nrow;
201 row_buf = swap_buf + nrow;
202}
203
204void
205rxvt_term::copy_line (line_t &dst, line_t &src)
206{
207 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
208 dst.l = min (src.l, ncol);
209 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
210 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
211 dst.f = src.f;
212}
213
214void ecb_cold
160rxvt_term::scr_reset () 215rxvt_term::scr_reset ()
161{ 216{
162#if ENABLE_OVERLAY 217#if ENABLE_OVERLAY
163 scr_overlay_off (); 218 scr_overlay_off ();
164#endif 219#endif
… …
174 229
175 if (ncol == prev_ncol && nrow == prev_nrow) 230 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 231 return;
177 232
178 // we need at least two lines for wrapping to work correctly 233 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2) 234 while (nrow + saveLines < 2)
180 { 235 {
181 //TODO//FIXME 236 //TODO//FIXME
182 saveLines++; 237 saveLines++;
183 prev_nrow--; 238 prev_nrow--;
184 nsaved++; 239 top_row--;
185 } 240 }
186 241
187 want_refresh = 1; 242 want_refresh = 1;
188 243
189 int prev_total_rows = prev_nrow + saveLines; 244 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + saveLines; 245 total_rows = nrow + saveLines;
191 246
192 screen.tscroll = 0; 247 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 248 screen.bscroll = nrow - 1;
194 249
250 void *prev_chunk = chunk;
251 size_t prev_chunk_size = chunk_size;
252 line_t *prev_drawn_buf = drawn_buf;
253 line_t *prev_swap_buf = swap_buf;
254 line_t *prev_row_buf = row_buf;
255
256 scr_alloc ();
257
195 if (!row_buf) 258 if (!prev_row_buf)
196 { 259 {
197 /* 260 top_row = 0;
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 nsaved = 0; /* no saved lines */
201 term_start = 0; 261 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 }
216 262
217 memset (charsets, 'B', sizeof (charsets)); 263 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 264 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 265 screen.flags = Screen_DefaultFlags;
220 screen.cur.row = screen.cur.col = 0; 266 screen.cur.row = screen.cur.col = 0;
… …
234 selection.text = NULL; 280 selection.text = NULL;
235 selection.len = 0; 281 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 282 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 283 selection.screen = PRIMARY;
238 selection.clicks = 0; 284 selection.clicks = 0;
239 CLEAR_ALL_SELECTION (); 285 selection.clip_text = NULL;
240 rvideo = 0; 286 selection.clip_len = 0;
241 } 287 }
242 else 288 else
243 { 289 {
244 /* 290 /*
245 * add or delete rows as appropriate 291 * add or delete rows as appropriate
246 */ 292 */
247 293
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 294 int common_col = min (prev_ncol, ncol);
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250 295
251#if 0 296 // resize swap_buf, blank drawn_buf
252 if (nrow < prev_nrow)
253 {
254 for (int row = nrow; row < prev_nrow; row++)
255 {
256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; ) 297 for (int row = min (nrow, prev_nrow); row--; )
266 { 298 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 299 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
275 } 300 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
301 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
276 302
277 line_t *old_buf = row_buf; 303 copy_line (swap_buf [row], prev_swap_buf [row]);
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279 304 }
305
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 306 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start - nsaved , prev_total_rows); 307 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row 308 int q = total_rows; // rewrapped row
283 309
284 if (nsaved) 310#if ENABLE_FRILLS
311 if ((rewrap_always || top_row) && !rewrap_never)
285 { 312 {
286 // re-wrap lines, this is rather ugly, possibly because I am too dumb 313 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm. 314 // to come up with a lean and mean algorithm.
315 // TODO: maybe optimise when width didn't change
288 316
289 row_col_t ocur = screen.cur; 317 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 318 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291 319
292 do 320 do
293 { 321 {
294 p = MOD (p - 1, prev_total_rows); 322 p = MOD (p - 1, prev_total_rows);
295#ifdef DEBUG_STRICT
296 assert (old_buf [MOD (p, prev_total_rows)].t); 323 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
297#endif
298 int plines = 1; 324 int plines = 1;
299 int llen = old_buf [MOD (p, prev_total_rows)].l; 325 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
300 326
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 327 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
302 { 328 {
303 p = MOD (p - 1, prev_total_rows); 329 p = MOD (p - 1, prev_total_rows);
304 330
305 plines++; 331 plines++;
306 llen += prev_ncol; 332 llen += prev_ncol;
… …
319 345
320 // re-assemble the full line by destination lines 346 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++) 347 for (int qrow = q; qlines--; qrow++)
322 { 348 {
323 qline = row_buf + qrow; 349 qline = row_buf + qrow;
324 lalloc (*qline); 350 qline->alloc (); // redundant with next line
325 qline->l = ncol; 351 qline->l = ncol;
326 qline->is_longer (1); 352 qline->is_longer (1);
327 353
328 int qcol = 0; 354 int qcol = 0;
355
356 // see below for cursor adjustment rationale
357 if (p == ocur.row)
358 screen.cur.row = q - (total_rows - nrow);
329 359
330 // fill a single destination line 360 // fill a single destination line
331 while (lofs < llen && qcol < ncol) 361 while (lofs < llen && qcol < ncol)
332 { 362 {
333 int prow = lofs / prev_ncol; 363 int prow = lofs / prev_ncol;
… …
340 // this seems to upset applications/shells/readline 370 // this seems to upset applications/shells/readline
341 // least. 371 // least.
342 if (prow == ocur.row) 372 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow); 373 screen.cur.row = q - (total_rows - nrow);
344 374
345 line_t &pline = old_buf [prow]; 375 line_t &pline = prev_row_buf [prow];
346 376
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 377 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348
349 assert (len);
350 assert (pline.t);
351 378
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 379 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 380 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354 381
355 lofs += len; 382 lofs += len;
… …
362 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 389 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
363 } 390 }
364 while (p != pend && q > 0); 391 while (p != pend && q > 0);
365 392
366 term_start = total_rows - nrow; 393 term_start = total_rows - nrow;
367 nsaved = term_start - q; 394 top_row = q - term_start;
368 395
369 // make sure all terminal lines exist 396 // make sure all terminal lines exist
370 while (nsaved < 0) 397 while (top_row > 0)
371 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); 398 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
372 } 399 }
373 else 400 else
401#endif
374 { 402 {
375 // if no scrollback exists (yet), wing, instead of wrap 403 // wing, instead of wrap
376 404 do
377 for (int row = min (nrow, prev_nrow); row--; )
378 { 405 {
379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 406 p = MOD (p - 1, prev_total_rows);
380 line_t &qline = row_buf [row]; 407 q--;
381 408
382 qline = pline; 409 copy_line (row_buf [q], prev_row_buf [p]);
383 lresize (qline);
384 } 410 }
411 while (p != pend);
385 412
386 for (int row = prev_nrow; row < nrow; row++) 413 screen.cur.row += nrow - prev_nrow;
387 { 414 term_start = total_rows - nrow;
388 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
389 } 415 }
390
391 term_start = 0;
392 }
393
394#ifdef DEBUG_STRICT //TODO: remove
395 for (int i = -nsaved; i < nrow; i++)
396 assert (ROW (i).t);
397#endif
398
399 free (old_buf);
400 delete old_ta;
401 delete old_ra;
402 416
403 clamp_it (screen.cur.row, 0, nrow - 1); 417 clamp_it (screen.cur.row, 0, nrow - 1);
404 clamp_it (screen.cur.col, 0, ncol - 1); 418 clamp_it (screen.cur.col, 0, ncol - 1);
419 }
405 420
406 if (tabs) 421 // ensure drawn_buf, swap_buf and terminal rows are all initialized
422 for (int row = nrow; row--; )
423 {
424 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
425 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
426 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
427 }
428
429 chunk_free (prev_chunk, prev_chunk_size);
430
407 free (tabs); 431 free (tabs);
408 } 432 tabs = (char *)rxvt_malloc (ncol);
433
434 for (int col = ncol; col--; )
435 tabs [col] = col % TABSIZE == 0;
436
437 CLEAR_ALL_SELECTION ();
409 438
410 prev_nrow = nrow; 439 prev_nrow = nrow;
411 prev_ncol = ncol; 440 prev_ncol = ncol;
412 441
413 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
414
415 for (int col = ncol; col--; )
416 tabs [col] = col % TABSIZE == 0;
417
418 tt_winch (); 442 tt_winch ();
419 443
420 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 444 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
421} 445}
422 446
423/* ------------------------------------------------------------------------- */ 447void ecb_cold
424/*
425 * Free everything. That way malloc debugging can find leakage.
426 */
427void
428rxvt_term::scr_release () 448rxvt_term::scr_release () noexcept
429{ 449{
430 delete talloc; talloc = 0; 450 chunk_free (chunk, chunk_size);
431 delete ralloc; ralloc = 0; 451 chunk = 0;
452 row_buf = 0;
432 453
433 free (row_buf);
434 free (swap_buf);
435 free (drawn_buf);
436 free (tabs); 454 free (tabs);
437 455 tabs = 0;
438 row_buf = 0; // signal that we freed all the arrays
439} 456}
440 457
441/* ------------------------------------------------------------------------- */ 458/* ------------------------------------------------------------------------- */
442/* 459/*
443 * Hard reset 460 * Hard/Soft reset
444 */ 461 */
445void 462void ecb_cold
446rxvt_term::scr_poweron () 463rxvt_term::scr_poweron ()
447{ 464{
448 scr_release (); 465 scr_release ();
466
449 prev_nrow = prev_ncol = 0; 467 prev_nrow = prev_ncol = 0;
468 rvideo_mode = false;
469 scr_soft_reset ();
450 scr_reset (); 470 scr_reset ();
451 471
452 scr_clear (true); 472 scr_clear (true);
453 scr_refresh (SLOW_REFRESH); 473 scr_refresh ();
474}
475
476void ecb_cold
477rxvt_term::scr_soft_reset () noexcept
478{
479 /* only affects modes, nothing drastic such as clearing the screen */
480#if ENABLE_OVERLAY
481 scr_overlay_off ();
482#endif
483
484 if (current_screen != PRIMARY)
485 scr_swap_screen ();
486
487 scr_scroll_region (0, MAX_ROWS - 1);
488 scr_rendition (0, ~RS_None);
489 scr_insert_mode (0);
454} 490}
455 491
456/* ------------------------------------------------------------------------- * 492/* ------------------------------------------------------------------------- *
457 * PROCESS SCREEN COMMANDS * 493 * PROCESS SCREEN COMMANDS *
458 * ------------------------------------------------------------------------- */ 494 * ------------------------------------------------------------------------- */
… …
460 * Save and Restore cursor 496 * Save and Restore cursor
461 * XTERM_SEQ: Save cursor : ESC 7 497 * XTERM_SEQ: Save cursor : ESC 7
462 * XTERM_SEQ: Restore cursor: ESC 8 498 * XTERM_SEQ: Restore cursor: ESC 8
463 */ 499 */
464void 500void
465rxvt_term::scr_cursor (int mode) 501rxvt_term::scr_cursor (cursor_mode mode) noexcept
466{ 502{
467 screen_t *s; 503 screen_t *s;
468 504
469#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 505#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
470 if (current_screen == SECONDARY) 506 if (current_screen == SECONDARY)
… …
496 } 532 }
497 533
498 /* boundary check in case screen size changed between SAVE and RESTORE */ 534 /* boundary check in case screen size changed between SAVE and RESTORE */
499 min_it (s->cur.row, nrow - 1); 535 min_it (s->cur.row, nrow - 1);
500 min_it (s->cur.col, ncol - 1); 536 min_it (s->cur.col, ncol - 1);
501#ifdef DEBUG_STRICT
502 assert (s->cur.row >= 0); 537 assert (s->cur.row >= 0);
503 assert (s->cur.col >= 0); 538 assert (s->cur.col >= 0);
504#endif 539}
540
541void
542rxvt_term::scr_swap_screen () noexcept
543{
544 if (!option (Opt_secondaryScreen))
545 return;
546
547 for (int i = prev_nrow; i--; )
548 ::swap (ROW(i), swap_buf [i]);
549
550 ::swap (screen.cur, swap.cur);
551
552 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
553 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
505} 554}
506 555
507/* ------------------------------------------------------------------------- */ 556/* ------------------------------------------------------------------------- */
508/* 557/*
509 * Swap between primary and secondary screens 558 * Swap between primary and secondary screens
510 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 559 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
511 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 560 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
512 */ 561 */
513int 562void
514rxvt_term::scr_change_screen (int scrn) 563rxvt_term::scr_change_screen (int scrn)
515{ 564{
565 if (scrn == current_screen)
566 return;
567
516 want_refresh = 1; 568 want_refresh = 1;
517 view_start = 0; 569 view_start = 0;
518 570
571 /* check for boundary cross */
572 row_col_t pos;
573 pos.row = pos.col = 0;
574 if (ROWCOL_IS_BEFORE (selection.beg, pos)
575 && ROWCOL_IS_AFTER (selection.end, pos))
576 CLEAR_SELECTION ();
577
519 if (current_screen == scrn) 578 current_screen = scrn;
520 return scrn;
521
522 selection_check (2); /* check for boundary cross */
523
524 int i = current_screen; current_screen = scrn; scrn = i;
525
526 ::swap (screen.cur.row, swap.cur.row);
527 ::swap (screen.cur.col, swap.cur.col);
528
529 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
530 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
531 579
532#if NSCREENS 580#if NSCREENS
533 if (OPTION (Opt_secondaryScreen)) 581 if (option (Opt_secondaryScreen))
534 { 582 {
535 num_scr = 0; 583 num_scr = 0;
536 584
537 for (int i = prev_nrow; i--; ) 585 scr_swap_screen ();
538 ::swap (ROW(i), swap_buf [i]);
539 586
540 ::swap (screen.charset, swap.charset); 587 ::swap (screen.charset, swap.charset);
541 ::swap (screen.flags, swap.flags); 588 ::swap (screen.flags, swap.flags);
542 screen.flags |= Screen_VisibleCursor; 589 screen.flags |= Screen_VisibleCursor;
543 swap.flags |= Screen_VisibleCursor; 590 swap.flags |= Screen_VisibleCursor;
544 } 591 }
545 else 592 else
546#endif 593#endif
547 if (OPTION (Opt_secondaryScroll)) 594 if (option (Opt_secondaryScroll))
548 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 595 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
549
550 return scrn;
551} 596}
552 597
553// clear WrapNext indicator, solidifying position on next line 598// clear WrapNext indicator, solidifying position on next line
554void 599void
555rxvt_term::scr_do_wrap () 600rxvt_term::scr_do_wrap () noexcept
556{ 601{
557 if (!(screen.flags & Screen_WrapNext)) 602 if (!(screen.flags & Screen_WrapNext))
558 return; 603 return;
559 604
560 screen.flags &= ~Screen_WrapNext; 605 screen.flags &= ~Screen_WrapNext;
… …
570/* ------------------------------------------------------------------------- */ 615/* ------------------------------------------------------------------------- */
571/* 616/*
572 * Change the colour for following text 617 * Change the colour for following text
573 */ 618 */
574void 619void
575rxvt_term::scr_color (unsigned int color, int fgbg) 620rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
576{ 621{
577 if (color > maxTermCOLOR) 622 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
578 color = fgbg; 623 color = fgbg;
579 624
580 if (fgbg == Color_fg) 625 if (fgbg == Color_fg)
581 rstyle = SET_FGCOLOR (rstyle, color); 626 rstyle = SET_FGCOLOR (rstyle, color);
582 else 627 else
… …
586/* ------------------------------------------------------------------------- */ 631/* ------------------------------------------------------------------------- */
587/* 632/*
588 * Change the rendition style for following text 633 * Change the rendition style for following text
589 */ 634 */
590void 635void
591rxvt_term::scr_rendition (int set, int style) 636rxvt_term::scr_rendition (int set, int style) noexcept
592 { 637{
593 if (set) 638 if (set)
594 rstyle |= style; 639 rstyle |= style;
595 else if (style == ~RS_None) 640 else if (style == ~RS_None)
596 rstyle = DEFAULT_RSTYLE; 641 rstyle = DEFAULT_RSTYLE;
597 else 642 else
598 rstyle &= ~style; 643 rstyle &= ~style;
599 } 644}
600 645
601/* ------------------------------------------------------------------------- */ 646/* ------------------------------------------------------------------------- */
602/* 647/*
603 * Scroll text between <row1> and <row2> inclusive, by <count> lines 648 * Scroll text between <row1> and <row2> inclusive, by <count> lines
604 * count positive ==> scroll up 649 * count positive ==> scroll up
605 * count negative ==> scroll down 650 * count negative ==> scroll down
606 */ 651 */
607int 652int ecb_hot
608rxvt_term::scr_scroll_text (int row1, int row2, int count) 653rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
609{ 654{
610 if (count == 0 || (row1 > row2)) 655 if (count == 0 || (row1 > row2))
611 return 0; 656 return 0;
612 657
613 want_refresh = 1; 658 want_refresh = 1;
614 num_scr += count; 659 num_scr += count;
615 660
616 if (count > 0 661 if (count > 0
617 && row1 == 0 662 && row1 == 0
618 && row2 == nrow - 1
619 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll))) 663 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
620 { 664 {
621 nsaved = min (nsaved + count, saveLines); 665 min_it (count, total_rows - (nrow - (row2 + 1)));
622 666
623 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END)); 667 top_row = max (top_row - count, -saveLines);
668
669 // sever bottommost line
624 670 {
671 line_t &l = ROW(row2);
672 l.is_longer (0);
673 l.touch ();
674 }
675
676 // scroll everything up 'count' lines
625 term_start = (term_start + count) % total_rows; 677 term_start = (term_start + count) % total_rows;
626 678
679 // now copy lines below the scroll region bottom to the
680 // bottom of the screen again, so they look as if they
681 // hadn't moved.
682 for (int i = nrow; --i > row2; )
683 {
684 line_t &l1 = ROW(i - count);
685 line_t &l2 = ROW(i);
686
687 ::swap (l1, l2);
688 l2.touch ();
689 }
690
691 // erase newly scrolled-in lines
692 for (int i = count; i--; )
693 {
694 line_t &l = ROW(row2 - i);
695
696 // optimise if already cleared, can be significant on slow machines
697 // could be rolled into scr_blank_screen_mem
698 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
699 {
700 scr_blank_line (l, 0, l.l, rstyle);
701 l.l = 0;
702 l.f = 0;
703 }
704 else
705 scr_blank_screen_mem (l, rstyle);
706 }
707
708 // move and/or clear selection, if any
627 if (selection.op && current_screen == selection.screen) 709 if (selection.op && current_screen == selection.screen
710 && selection.beg.row <= row2)
628 { 711 {
629 selection.beg.row -= count; 712 selection.beg.row -= count;
630 selection.end.row -= count; 713 selection.end.row -= count;
631 selection.mark.row -= count; 714 selection.mark.row -= count;
632 715
633 if (selection.beg.row < -nsaved 716 selection_check (0);
634 || selection.end.row < -nsaved
635 || selection.mark.row < -nsaved)
636 {
637 CLEAR_ALL_SELECTION ();
638 selection.op = SELECTION_CLEAR;
639 }
640 }
641
642 for (int i = count; i--; )
643 { 717 }
644 // basically thi is a slightly optimized scr_blank_screen_mem
645 // it is worth the effort on slower machines
646 line_t &l = ROW(row2 - i);
647 718
648 scr_blank_line (l, 0, l.l, rstyle); 719 // finally move the view window, if desired
649
650 l.l = 0;
651 l.f = 0;
652 }
653
654 if (OPTION (Opt_scrollWithBuffer) 720 if (option (Opt_scrollWithBuffer)
655 && view_start != 0 721 && view_start != 0
656 && view_start != saveLines) 722 && view_start != -saveLines)
657 scr_page (UP, count); 723 scr_page (count);
724
725 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
726 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
658 } 727 }
659 else 728 else
660 { 729 {
661 if (selection.op && current_screen == selection.screen) 730 if (selection.op && current_screen == selection.screen)
662 { 731 {
… …
674 { 743 {
675 /* move selected region too */ 744 /* move selected region too */
676 selection.beg.row -= count; 745 selection.beg.row -= count;
677 selection.end.row -= count; 746 selection.end.row -= count;
678 selection.mark.row -= count; 747 selection.mark.row -= count;
679 748
680 selection_check (0); 749 selection_check (0);
681 } 750 }
682 } 751 }
683 752
684 // use a simple and robust scrolling algorithm, this 753 // use a simple and robust scrolling algorithm, this
685 // part of scr_scroll_text is not time-critical. 754 // part of scr_scroll_text is not time-critical.
686 755
756 // sever line above scroll region
757 if (row1)
758 {
759 line_t &l = ROW(row1 - 1);
760 l.is_longer (0);
761 l.touch ();
762 }
763
687 int rows = row2 - row1 + 1; 764 int rows = row2 - row1 + 1;
688 765
689 min_it (count, rows); 766 min_it (count, rows);
690 767
691 line_t *temp_buf = row_buf + total_rows; 768 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
692 769
693 for (int row = 0; row < rows; row++) 770 for (int row = 0; row < rows; row++)
694 { 771 {
695 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 772 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
696 773
… …
698 scr_blank_screen_mem (temp_buf [row], rstyle); 775 scr_blank_screen_mem (temp_buf [row], rstyle);
699 } 776 }
700 777
701 for (int row = 0; row < rows; row++) 778 for (int row = 0; row < rows; row++)
702 ROW(row1 + row) = temp_buf [row]; 779 ROW(row1 + row) = temp_buf [row];
780
781 // sever bottommost line
782 {
783 line_t &l = ROW(row2);
784 l.is_longer (0);
785 l.touch ();
786 }
703 } 787 }
704 788
705 return count; 789 return count;
706} 790}
707 791
708/* ------------------------------------------------------------------------- */ 792/* ------------------------------------------------------------------------- */
709/* 793/*
710 * Add text given in <str> of length <len> to screen struct 794 * Add text given in <str> of length <len> to screen struct
711 */ 795 */
712void 796void ecb_hot
713rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) 797rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
714{ 798{
715 if (len <= 0) /* sanity */ 799 if (len <= 0) /* sanity */
716 return; 800 return;
717 801
718 unsigned char checksel; 802 bool checksel;
719 unicode_t c; 803 unicode_t c;
720 int ncol = this->ncol; 804 int ncol = this->ncol;
721 const wchar_t *strend = str + len; 805 const wchar_t *strend = str + len;
722 806
723 want_refresh = 1; 807 want_refresh = 1;
724 ZERO_SCROLLBACK (); 808 ZERO_SCROLLBACK ();
725 809
726 if (minlines > 0) 810 if (minlines > 0)
727 { 811 {
728 minlines += screen.cur.row - screen.bscroll; 812 minlines += screen.cur.row - screen.bscroll;
813 min_it (minlines, screen.cur.row - top_row);
729 814
730 if (minlines > 0 815 if (minlines > 0
731 && screen.tscroll == 0 816 && screen.tscroll == 0
732 && screen.bscroll == nrow - 1) 817 && screen.bscroll == nrow - 1)
733 { 818 {
… …
735 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 820 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
736 screen.cur.row -= minlines; 821 screen.cur.row -= minlines;
737 } 822 }
738 } 823 }
739 824
740#ifdef DEBUG_STRICT
741 assert (screen.cur.col < ncol); 825 assert (screen.cur.col < ncol);
742 assert (screen.cur.row < nrow 826 assert (screen.cur.row < nrow
743 && screen.cur.row >= -nsaved); 827 && screen.cur.row >= top_row);
744#endif
745 int row = screen.cur.row; 828 int row = screen.cur.row;
746 829
747 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 830 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
748 831
749 line_t *line = &ROW(row); 832 line_t *line = &ROW(row);
750 833
751 while (str < strend) 834 while (str < strend)
752 { 835 {
753 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 836 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
754 837
755 if (c < 0x20) 838 if (ecb_unlikely (c < 0x20))
756 if (c == C0_LF) 839 if (c == C0_LF)
757 { 840 {
758 max_it (line->l, screen.cur.col); 841 max_it (line->l, screen.cur.col);
759 842
760 screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
… …
779 { 862 {
780 scr_tab (1, true); 863 scr_tab (1, true);
781 continue; 864 continue;
782 } 865 }
783 866
867 if (ecb_unlikely (
784 if (checksel /* see if we're writing within selection */ 868 checksel /* see if we're writing within selection */
785 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 869 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
786 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 870 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
871 ))
787 { 872 {
788 checksel = 0; 873 checksel = 0;
789 /* 874 /*
790 * If we wrote anywhere in the selected area, kill the selection 875 * If we wrote anywhere in the selected area, kill the selection
791 * XXX: should we kill the mark too? Possibly, but maybe that 876 * XXX: should we kill the mark too? Possibly, but maybe that
792 * should be a similar check. 877 * should be a similar check.
793 */ 878 */
794 CLEAR_SELECTION (); 879 CLEAR_SELECTION ();
795 } 880 }
796 881
797 if (screen.flags & Screen_WrapNext) 882 if (ecb_unlikely (screen.flags & Screen_WrapNext))
798 { 883 {
884 scr_do_wrap ();
885
799 max_it (line->l, ncol); 886 line->l = ncol;
800 line->is_longer (1); 887 line->is_longer (1);
801 888
802 scr_do_wrap ();
803
804 row = screen.cur.row; 889 row = screen.cur.row;
805 line = &ROW(row); /* _must_ refresh */ 890 line = &ROW(row); /* _must_ refresh */
806 } 891 }
807 892
808 // some utf-8 decoders "decode" surrogate characters: let's fix this. 893 // some utf-8 decoders "decode" surrogate characters: let's fix this.
809 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 894 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
810 c = 0xfffd; 895 c = 0xfffd;
811 896
812 // rely on wcwidth to tell us the character width, at least for non-latin1 897 // rely on wcwidth to tell us the character width, do wcwidth before
813 // do wcwidth before further replacements, as wcwidth might return -1 898 // further replacements, as wcwidth might return -1 for the line
814 // for the line drawing characters below as they might be invalid in the current 899 // drawing characters below as they might be invalid in the current
815 // locale. 900 // locale.
816 int width = c < 0x100 ? 1 : wcwidth (c); 901 int width = WCWIDTH (c);
817 902
818 if (charsets [screen.charset] == '0') // DEC SPECIAL 903 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
819 { 904 {
820 // vt100 special graphics and line drawing 905 // vt100 special graphics and line drawing
821 // 5f-7e standard vt100 906 // 5f-7e standard vt100
822 // 40-5e rxvt extension for extra curses acs chars 907 // 40-5e rxvt extension for extra curses acs chars
823 static uint16_t vt100_0[62] = { // 41 .. 7e 908 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
836 c = vt100_0[c - 0x41]; 921 c = vt100_0[c - 0x41];
837 width = 1; // vt100 line drawing characters are always single-width 922 width = 1; // vt100 line drawing characters are always single-width
838 } 923 }
839 } 924 }
840 925
841 if (screen.flags & Screen_Insert) 926 if (ecb_unlikely (screen.flags & Screen_Insert))
842 scr_insdel_chars (width, INSERT); 927 scr_insdel_chars (width, INSERT);
843 928
844 if (width != 0) 929 if (width != 0)
845 { 930 {
846#if !UNICODE_3 931#if !UNICODE_3
… …
851# else 936# else
852 c = 0xfffd; 937 c = 0xfffd;
853# endif 938# endif
854#endif 939#endif
855 940
941 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
942
943 // if the character doesn't fit into the remaining columns...
944 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
945 {
946 if (screen.flags & Screen_Autowrap)
947 {
948 // ... artificially enlargen the previous one
949 c = NOCHAR;
950 // and try the same character next loop iteration
951 --str;
952 }
953 else
954 screen.cur.col = ncol - width;
955 }
956
856 // nuke the character at this position, if required 957 // nuke the character at this position, if required
958 // due to wonderful coincidences everywhere else in this loop
959 // we never have to check for overwriting a wide char itself,
960 // only its tail.
857 if (line->t[screen.cur.col] == NOCHAR 961 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
858 || (screen.cur.col < ncol - 1 962 scr_kill_char (*line, screen.cur.col);
859 && line->t[screen.cur.col + 1] == NOCHAR))
860 {
861 int col = screen.cur.col;
862
863 // find begin
864 while (col > 0 && line->t[col] == NOCHAR)
865 col--;
866
867 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
868
869 // found begin, nuke
870 do {
871 line->t[col] = ' ';
872 line->r[col] = rend;
873 col++;
874 } while (col < ncol && line->t[col] == NOCHAR);
875 }
876
877 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
878
879 // if the character doesn't fit into the remaining columns...
880 if (screen.cur.col > ncol - width && ncol >= width)
881 {
882 // ...output spaces
883 c = ' ';
884 // and try the same character next loop iteration
885 --str;
886 }
887 963
888 line->touch (); 964 line->touch ();
889 965
890 do 966 do
891 { 967 {
892 line->t[screen.cur.col] = c; 968 line->t[screen.cur.col] = c;
893 line->r[screen.cur.col] = rend; 969 line->r[screen.cur.col] = rend;
894 970
895 if (screen.cur.col < ncol - 1) 971 if (ecb_likely (screen.cur.col < ncol - 1))
896 screen.cur.col++; 972 screen.cur.col++;
897 else 973 else
898 { 974 {
899 line->l = ncol; 975 line->l = ncol;
900 if (screen.flags & Screen_Autowrap) 976 if (screen.flags & Screen_Autowrap)
901 screen.flags |= Screen_WrapNext; 977 screen.flags |= Screen_WrapNext;
902 break; 978
979 goto end_of_line;
903 } 980 }
904 981
905 c = NOCHAR; 982 c = NOCHAR;
906 } 983 }
907 while (--width > 0); 984 while (ecb_unlikely (--width > 0));
908 985
909 // pad with spaces when overwriting wide character with smaller one 986 // pad with spaces when overwriting wide character with smaller one
910 if (!width) 987 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
911 { 988 {
912 line->touch (); 989 line->t[c] = ' ';
990 line->r[c] = rend;
991 }
913 992
914 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) 993end_of_line:
994 ;
995 }
996#if ENABLE_COMBINING
997 else // width == 0
998 {
999 if (c != 0xfeff) // ignore BOM
1000 {
1001 // handle combining characters
1002 // we just tag the accent on the previous on-screen character.
1003 // this is arguably not correct, but also arguably not wrong.
1004 // we don't handle double-width characters nicely yet.
1005 line_t *linep;
1006 text_t *tp;
1007 rend_t *rp;
1008
1009 if (screen.cur.col > 0)
915 { 1010 {
916 line->t[c] = ' ';
917 line->r[c] = rend; 1011 linep = line;
1012 tp = line->t + screen.cur.col - 1;
1013 rp = line->r + screen.cur.col - 1;
918 } 1014 }
1015 else if (screen.cur.row > 0
1016 && ROW(screen.cur.row - 1).is_longer ())
1017 {
1018 linep = &ROW(screen.cur.row - 1);
1019 tp = linep->t + ncol - 1;
1020 rp = linep->r + ncol - 1;
1021 }
1022 else
1023 continue;
1024
1025 linep->touch ();
1026
1027 while (*tp == NOCHAR && tp > linep->t)
1028 tp--, rp--;
1029
1030 // first try to find a precomposed character
1031 unicode_t n = rxvt_compose (*tp, c);
1032 if (n == NOCHAR)
1033 n = rxvt_composite.compose (*tp, c);
1034
1035 *tp = n;
1036 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
919 } 1037 }
920 } 1038 }
921 else // width == 0
922 {
923#if ENABLE_COMBINING
924 // handle combining characters
925 // we just tag the accent on the previous on-screen character.
926 // this is arguably not correct, but also arguably not wrong.
927 // we don't handle double-width characters nicely yet.
928 line_t *linep;
929 text_t *tp;
930 rend_t *rp;
931
932 if (screen.cur.col > 0)
933 {
934 linep = line;
935 tp = line->t + screen.cur.col - 1;
936 rp = line->r + screen.cur.col - 1;
937 }
938 else if (screen.cur.row > 0
939 && ROW(screen.cur.row - 1).is_longer ())
940 {
941 linep = &ROW(screen.cur.row - 1);
942 tp = line->t + ncol - 1;
943 rp = line->r + ncol - 1;
944 }
945 else
946 continue;
947
948 linep->touch ();
949
950 while (*tp == NOCHAR && tp > linep->t)
951 tp--, rp--;
952
953 // first try to find a precomposed character
954 unicode_t n = rxvt_compose (*tp, c);
955 if (n == NOCHAR)
956 n = rxvt_composite.compose (*tp, c);
957
958 *tp = n;
959 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
960#endif 1039#endif
961 }
962 } 1040 }
963 1041
964 max_it (line->l, screen.cur.col); 1042 max_it (line->l, screen.cur.col);
965 1043
966#ifdef DEBUG_STRICT
967 assert (screen.cur.row >= 0); 1044 assert (screen.cur.row >= 0);
968#endif
969} 1045}
970 1046
971/* ------------------------------------------------------------------------- */ 1047/* ------------------------------------------------------------------------- */
972/* 1048/*
973 * Process Backspace. Move back the cursor back a position, wrap if have to 1049 * Process Backspace. Move back the cursor back a position, wrap if have to
974 * XTERM_SEQ: CTRL-H 1050 * XTERM_SEQ: CTRL-H
975 */ 1051 */
976void 1052void
977rxvt_term::scr_backspace () 1053rxvt_term::scr_backspace () noexcept
978{ 1054{
979 want_refresh = 1;
980
981 if (screen.cur.col == 0) 1055 if (screen.cur.col == 0)
982 { 1056 {
983 if (screen.cur.row > 0) 1057 if (screen.cur.row > 0)
984 { 1058 {
985#ifdef TERMCAP_HAS_BW 1059#ifdef TERMCAP_HAS_BW
986 screen.cur.col = ncol - 1; 1060 screen.cur.col = ncol - 1;
987 screen.cur.row--; 1061 --screen.cur.row;
988 return; 1062
1063 want_refresh = 1;
989#endif 1064#endif
990 } 1065 }
991 } 1066 }
992 else if (!(screen.flags & Screen_WrapNext)) 1067 else if (screen.flags & Screen_WrapNext)
1068 screen.flags &= ~Screen_WrapNext;
1069 else
993 scr_gotorc (0, -1, RELATIVE); 1070 scr_gotorc (0, -1, RELATIVE);
994
995 screen.flags &= ~Screen_WrapNext;
996} 1071}
997 1072
998/* ------------------------------------------------------------------------- */ 1073/* ------------------------------------------------------------------------- */
999/* 1074/*
1000 * Process Horizontal Tab 1075 * Process Horizontal Tab
1001 * count: +ve = forward; -ve = backwards 1076 * count: +ve = forward; -ve = backwards
1002 * XTERM_SEQ: CTRL-I 1077 * XTERM_SEQ: CTRL-I
1003 */ 1078 */
1004void 1079void
1005rxvt_term::scr_tab (int count, bool ht) 1080rxvt_term::scr_tab (int count, bool ht) noexcept
1006{ 1081{
1007 int i, x; 1082 int i, x;
1008 1083
1009 want_refresh = 1; 1084 want_refresh = 1;
1010 i = x = screen.cur.col; 1085 i = x = screen.cur.col;
… …
1023 x = i; 1098 x = i;
1024 1099
1025 if (!--count) 1100 if (!--count)
1026 break; 1101 break;
1027 } 1102 }
1028 else 1103 else
1029 ht &= l.t[i] == ' ' 1104 ht &= l.t[i] == ' '
1030 && RS_SAME (l.r[i], base_rend); 1105 && RS_SAME (l.r[i], base_rend);
1031 1106
1032 if (count) 1107 if (count)
1033 x = ncol - 1; 1108 x = ncol - 1;
1034 1109
1035 // store horizontal tab commands as characters inside the text 1110 // store horizontal tab commands as characters inside the text
1036 // buffer so they can be selected and pasted. 1111 // buffer so they can be selected and pasted.
1037 if (ht && OPTION (Opt_pastableTabs)) 1112 if (ht && option (Opt_pastableTabs))
1038 { 1113 {
1039 base_rend = SET_FONT (base_rend, 0); 1114 base_rend = SET_FONT (base_rend, 0);
1040 1115
1041 l.touch (x); 1116 l.touch (x);
1042 1117
… …
1075 * Process DEC Back Index 1150 * Process DEC Back Index
1076 * XTERM_SEQ: ESC 6 1151 * XTERM_SEQ: ESC 6
1077 * Move cursor left in row. If we're at the left boundary, shift everything 1152 * Move cursor left in row. If we're at the left boundary, shift everything
1078 * in that row right. Clear left column. 1153 * in that row right. Clear left column.
1079 */ 1154 */
1080#if ENABLE_FRILLS 1155#if !ENABLE_MINIMAL
1081void 1156void ecb_cold
1082rxvt_term::scr_backindex () 1157rxvt_term::scr_backindex () noexcept
1083{ 1158{
1084 if (screen.cur.col > 0) 1159 if (screen.cur.col > 0)
1085 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1086 else 1161 else
1087 scr_insdel_chars (1, INSERT); 1162 scr_insdel_chars (1, INSERT);
… …
1092 * Process DEC Forward Index 1167 * Process DEC Forward Index
1093 * XTERM_SEQ: ESC 9 1168 * XTERM_SEQ: ESC 9
1094 * Move cursor right in row. If we're at the right boundary, shift everything 1169 * Move cursor right in row. If we're at the right boundary, shift everything
1095 * in that row left. Clear right column. 1170 * in that row left. Clear right column.
1096 */ 1171 */
1097#if ENABLE_FRILLS 1172#if !ENABLE_MINIMAL
1098void 1173void ecb_cold
1099rxvt_term::scr_forwardindex () 1174rxvt_term::scr_forwardindex () noexcept
1100{ 1175{
1101 if (screen.cur.col < ncol - 1) 1176 if (screen.cur.col < ncol - 1)
1102 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1177 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1103 else 1178 else
1104 { 1179 {
… …
1117/* ------------------------------------------------------------------------- */ 1192/* ------------------------------------------------------------------------- */
1118/* 1193/*
1119 * Goto Row/Column 1194 * Goto Row/Column
1120 */ 1195 */
1121void 1196void
1122rxvt_term::scr_gotorc (int row, int col, int relative) 1197rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1123{ 1198{
1124 want_refresh = 1; 1199 want_refresh = 1;
1125 ZERO_SCROLLBACK (); 1200 ZERO_SCROLLBACK ();
1126 1201
1127 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1202 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1149 } 1224 }
1150 } 1225 }
1151 else 1226 else
1152 { 1227 {
1153 if (screen.flags & Screen_Relative) 1228 if (screen.flags & Screen_Relative)
1229 {
1154 { /* relative origin mode */ 1230 /* relative origin mode */
1155 screen.cur.row = row + screen.tscroll; 1231 screen.cur.row = row + screen.tscroll;
1156 min_it (screen.cur.row, screen.bscroll); 1232 min_it (screen.cur.row, screen.bscroll);
1157 } 1233 }
1158 else 1234 else
1159 screen.cur.row = row; 1235 screen.cur.row = row;
… …
1165/* ------------------------------------------------------------------------- */ 1241/* ------------------------------------------------------------------------- */
1166/* 1242/*
1167 * direction should be UP or DN 1243 * direction should be UP or DN
1168 */ 1244 */
1169void 1245void
1170rxvt_term::scr_index (enum page_dirn direction) 1246rxvt_term::scr_index (enum page_dirn direction) noexcept
1171{ 1247{
1172 int dirn;
1173
1174 want_refresh = 1; 1248 want_refresh = 1;
1175 ZERO_SCROLLBACK (); 1249 ZERO_SCROLLBACK ();
1176 1250
1177 dirn = ((direction == UP) ? 1 : -1);
1178
1179 screen.flags &= ~Screen_WrapNext; 1251 screen.flags &= ~Screen_WrapNext;
1180 1252
1181 if ((screen.cur.row == screen.bscroll && direction == UP) 1253 if ((screen.cur.row == screen.bscroll && direction == UP)
1182 || (screen.cur.row == screen.tscroll && direction == DN)) 1254 || (screen.cur.row == screen.tscroll && direction == DN))
1183 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1255 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1184 else 1256 else
1185 screen.cur.row += dirn; 1257 screen.cur.row += direction;
1186 1258
1187 clamp_it (screen.cur.row, 0, nrow - 1); 1259 clamp_it (screen.cur.row, 0, nrow - 1);
1188 selection_check (0); 1260 selection_check (0);
1189} 1261}
1190 1262
… …
1192/* 1264/*
1193 * Erase part or whole of a line 1265 * Erase part or whole of a line
1194 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1266 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1195 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1267 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1196 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1268 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1269 * extension: clear to right unless wrapped: ESC [ 3 K
1197 */ 1270 */
1198void 1271void
1199rxvt_term::scr_erase_line (int mode) 1272rxvt_term::scr_erase_line (int mode) noexcept
1200{ 1273{
1201 unsigned int col, num; 1274 unsigned int col, num;
1202 1275
1203 want_refresh = 1; 1276 want_refresh = 1;
1204 ZERO_SCROLLBACK (); 1277 ZERO_SCROLLBACK ();
… …
1210 line.touch (); 1283 line.touch ();
1211 line.is_longer (0); 1284 line.is_longer (0);
1212 1285
1213 switch (mode) 1286 switch (mode)
1214 { 1287 {
1288 case 3:
1289 if (screen.flags & Screen_WrapNext)
1290 return;
1291
1292 /* fall through */
1293
1215 case 0: /* erase to end of line */ 1294 case 0: /* erase to end of line */
1216 col = screen.cur.col; 1295 col = screen.cur.col;
1217 num = ncol - col; 1296 num = ncol - col;
1218 min_it (line.l, col); 1297 min_it (line.l, col);
1298
1219 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1299 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1220 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1300 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1221 CLEAR_SELECTION (); 1301 CLEAR_SELECTION ();
1222 break; 1302 break;
1303
1223 case 1: /* erase to beginning of line */ 1304 case 1: /* erase to beginning of line */
1224 col = 0; 1305 col = 0;
1225 num = screen.cur.col + 1; 1306 num = screen.cur.col + 1;
1307
1226 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1308 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1227 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1309 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1228 CLEAR_SELECTION (); 1310 CLEAR_SELECTION ();
1229 break; 1311 break;
1312
1230 case 2: /* erase whole line */ 1313 case 2: /* erase whole line */
1231 col = 0; 1314 col = 0;
1232 num = ncol; 1315 num = ncol;
1233 line.l = 0; 1316 line.l = 0;
1234 if (selection.beg.row <= screen.cur.row 1317 if (selection.beg.row <= screen.cur.row
… …
1242 scr_blank_line (line, col, num, rstyle); 1325 scr_blank_line (line, col, num, rstyle);
1243} 1326}
1244 1327
1245/* ------------------------------------------------------------------------- */ 1328/* ------------------------------------------------------------------------- */
1246/* 1329/*
1247 * Erase part of whole of the screen 1330 * Erase part or whole of the screen
1248 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1331 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1249 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1332 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1250 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1333 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1251 */ 1334 */
1252void 1335void
1253rxvt_term::scr_erase_screen (int mode) 1336rxvt_term::scr_erase_screen (int mode) noexcept
1254{ 1337{
1255 int num; 1338 int num;
1256 int32_t row; 1339 int32_t row;
1257 rend_t ren; 1340 rend_t ren;
1258 XGCValues gcvalue; 1341 XGCValues gcvalue;
… …
1261 ZERO_SCROLLBACK (); 1344 ZERO_SCROLLBACK ();
1262 1345
1263 switch (mode) 1346 switch (mode)
1264 { 1347 {
1265 case 0: /* erase to end of screen */ 1348 case 0: /* erase to end of screen */
1266 selection_check (1);
1267 scr_erase_line (0); 1349 scr_erase_line (0);
1268 row = screen.cur.row + 1; /* possible OOB */ 1350 row = screen.cur.row + 1; /* possible OOB */
1269 num = nrow - row; 1351 num = nrow - row;
1270 break; 1352 break;
1271 case 1: /* erase to beginning of screen */ 1353 case 1: /* erase to beginning of screen */
1272 selection_check (3);
1273 scr_erase_line (1); 1354 scr_erase_line (1);
1274 row = 0; 1355 row = 0;
1275 num = screen.cur.row; 1356 num = screen.cur.row;
1276 break; 1357 break;
1277 case 2: /* erase whole screen */ 1358 case 2: /* erase whole screen */
1278 selection_check (3);
1279 row = 0; 1359 row = 0;
1280 num = nrow; 1360 num = nrow;
1281 break; 1361 break;
1282 default: 1362 default:
1283 return; 1363 return;
… …
1292 if (row >= nrow) /* Out Of Bounds */ 1372 if (row >= nrow) /* Out Of Bounds */
1293 return; 1373 return;
1294 1374
1295 min_it (num, nrow - row); 1375 min_it (num, nrow - row);
1296 1376
1297 if (rstyle & (RS_RVid | RS_Uline)) 1377 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1298 ren = (rend_t) ~RS_None; 1378 ren = (rend_t) ~RS_None;
1299 else if (GET_BASEBG (rstyle) == Color_bg) 1379 else if (GET_BASEBG (rstyle) == Color_bg)
1300 { 1380 {
1301 ren = DEFAULT_RSTYLE; 1381 ren = DEFAULT_RSTYLE;
1302 CLEAR_ROWS (row, num); 1382
1383 if (mapped)
1384 XClearArea (dpy, vt, 0,
1385 Row2Pixel (row - view_start), (unsigned int)vt_width,
1386 (unsigned int)Height2Pixel (num), False);
1303 } 1387 }
1304 else 1388 else
1305 { 1389 {
1306 ren = rstyle & (RS_fgMask | RS_bgMask); 1390 ren = rstyle & (RS_fgMask | RS_bgMask);
1391
1392 if (mapped)
1393 {
1307 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1394 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1308 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1395 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1309 ERASE_ROWS (row, num); 1396 XFillRectangle (dpy, vt, gc,
1397 0, Row2Pixel (row - view_start),
1398 (unsigned int)vt_width,
1399 (unsigned int)Height2Pixel (num));
1310 gcvalue.foreground = pix_colors[Color_fg]; 1400 gcvalue.foreground = pix_colors[Color_fg];
1311 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1401 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1402 }
1312 } 1403 }
1313 1404
1314 for (; num--; row++) 1405 for (; num--; row++)
1315 { 1406 {
1316 scr_blank_screen_mem (ROW(row), rstyle); 1407 scr_blank_screen_mem (ROW(row), rstyle);
1408
1409 if (row - view_start < nrow)
1317 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1410 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1318 } 1411 }
1319} 1412}
1320 1413
1321#if ENABLE_FRILLS 1414#if !ENABLE_MINIMAL
1322void 1415void
1323rxvt_term::scr_erase_savelines () 1416rxvt_term::scr_erase_savelines () noexcept
1324{ 1417{
1325 want_refresh = 1; 1418 want_refresh = 1;
1326 ZERO_SCROLLBACK (); 1419 ZERO_SCROLLBACK ();
1327 1420
1328 nsaved = 0; 1421 top_row = 0;
1329} 1422}
1330#endif 1423#endif
1331 1424
1332/* ------------------------------------------------------------------------- */ 1425/* ------------------------------------------------------------------------- */
1333/* 1426/*
1334 * Fill the screen with `E's 1427 * Fill the screen with `E's
1335 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1428 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1336 */ 1429 */
1337void 1430void ecb_cold
1338rxvt_term::scr_E () 1431rxvt_term::scr_E () noexcept
1339{ 1432{
1340 rend_t fs; 1433 rend_t fs;
1341 1434
1342 want_refresh = 1; 1435 want_refresh = 1;
1343 ZERO_SCROLLBACK (); 1436 ZERO_SCROLLBACK ();
1344 1437
1345 num_scr_allow = 0; 1438 num_scr_allow = 0;
1346 selection_check (3); 1439
1440 row_col_t pos;
1441 pos.row = pos.col = 0;
1442 if (ROWCOL_IS_AFTER (selection.end, pos))
1443 CLEAR_SELECTION ();
1347 1444
1348 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1445 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1349 for (int row = nrow; row--; ) 1446 for (int row = nrow; row--; )
1350 { 1447 {
1351 line_t &line = ROW(row); 1448 line_t &line = ROW(row);
… …
1364/* ------------------------------------------------------------------------- */ 1461/* ------------------------------------------------------------------------- */
1365/* 1462/*
1366 * Insert/Delete <count> lines 1463 * Insert/Delete <count> lines
1367 */ 1464 */
1368void 1465void
1369rxvt_term::scr_insdel_lines (int count, int insdel) 1466rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1370{ 1467{
1371 int end; 1468 int end;
1372 1469
1373 ZERO_SCROLLBACK (); 1470 ZERO_SCROLLBACK ();
1374 1471
… …
1394/* ------------------------------------------------------------------------- */ 1491/* ------------------------------------------------------------------------- */
1395/* 1492/*
1396 * Insert/Delete <count> characters from the current position 1493 * Insert/Delete <count> characters from the current position
1397 */ 1494 */
1398void 1495void
1399rxvt_term::scr_insdel_chars (int count, int insdel) 1496rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1400{ 1497{
1401 int col, row;
1402 rend_t tr;
1403
1404 want_refresh = 1; 1498 want_refresh = 1;
1405 ZERO_SCROLLBACK (); 1499 ZERO_SCROLLBACK ();
1406 1500
1407 if (count <= 0) 1501 if (count <= 0)
1408 return; 1502 return;
… …
1410 scr_do_wrap (); 1504 scr_do_wrap ();
1411 1505
1412 selection_check (1); 1506 selection_check (1);
1413 min_it (count, ncol - screen.cur.col); 1507 min_it (count, ncol - screen.cur.col);
1414 1508
1415 row = screen.cur.row; 1509 int row = screen.cur.row;
1416 1510
1417 line_t *line = &ROW(row); 1511 line_t *line = &ROW(row);
1418 1512
1419 line->touch (); 1513 line->touch ();
1420 line->is_longer (0); 1514 line->is_longer (0);
1421 1515
1516 // nuke wide spanning the start
1517 if (line->t[screen.cur.col] == NOCHAR)
1518 scr_kill_char (*line, screen.cur.col);
1519
1422 switch (insdel) 1520 switch (insdel)
1423 { 1521 {
1424 case INSERT: 1522 case INSERT:
1425 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1523 line->l = min (line->l + count, ncol);
1524
1525 if (line->t[screen.cur.col] == NOCHAR)
1526 scr_kill_char (*line, screen.cur.col);
1527
1528 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1426 { 1529 {
1427 line->t[col] = line->t[col - count]; 1530 line->t[col] = line->t[col - count];
1428 line->r[col] = line->r[col - count]; 1531 line->r[col] = line->r[col - count];
1429 } 1532 }
1430
1431 line->l = min (line->l + count, ncol);
1432 1533
1433 if (selection.op && current_screen == selection.screen 1534 if (selection.op && current_screen == selection.screen
1434 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1535 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1435 { 1536 {
1436 if (selection.end.row != screen.cur.row 1537 if (selection.end.row != screen.cur.row
1437 || (selection.end.col + count >= ncol)) 1538 || (selection.end.col + count >= ncol))
1438 CLEAR_SELECTION (); 1539 CLEAR_SELECTION ();
1439 else 1540 else
1541 {
1440 { /* shift selection */ 1542 /* shift selection */
1441 selection.beg.col += count; 1543 selection.beg.col += count;
1442 selection.mark.col += count; /* XXX: yes? */ 1544 selection.mark.col += count; /* XXX: yes? */
1443 selection.end.col += count; 1545 selection.end.col += count;
1444 } 1546 }
1445 } 1547 }
… …
1450 case ERASE: 1552 case ERASE:
1451 screen.cur.col += count; /* don't worry if > ncol */ 1553 screen.cur.col += count; /* don't worry if > ncol */
1452 selection_check (1); 1554 selection_check (1);
1453 screen.cur.col -= count; 1555 screen.cur.col -= count;
1454 1556
1455 line->l = max (line->l - count, 0); 1557 // nuke wide char after the end
1558 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1559 scr_kill_char (*line, screen.cur.col + count);
1560
1456 scr_blank_line (*line, screen.cur.col, count, rstyle); 1561 scr_blank_line (*line, screen.cur.col, count, rstyle);
1457 break; 1562 break;
1458 1563
1459 case DELETE: 1564 case DELETE:
1460 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1565 line->l = max (line->l - count, 0);
1461 1566
1567 // nuke wide char spanning the end
1568 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1569 scr_kill_char (*line, screen.cur.col + count);
1570
1462 for (col = screen.cur.col; (col + count) < ncol; col++) 1571 for (int col = screen.cur.col; (col + count) < ncol; col++)
1463 { 1572 {
1464 line->t[col] = line->t[col + count]; 1573 line->t[col] = line->t[col + count];
1465 line->r[col] = line->r[col + count]; 1574 line->r[col] = line->r[col + count];
1466 } 1575 }
1467 1576
1468 line->l = max (line->l - count, 0);
1469 scr_blank_line (*line, ncol - count, count, tr); 1577 scr_blank_line (*line, ncol - count, count, rstyle);
1470 1578
1471 if (selection.op && current_screen == selection.screen 1579 if (selection.op && current_screen == selection.screen
1472 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1580 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1473 { 1581 {
1474 if (selection.end.row != screen.cur.row 1582 if (selection.end.row != screen.cur.row
… …
1491/* ------------------------------------------------------------------------- */ 1599/* ------------------------------------------------------------------------- */
1492/* 1600/*
1493 * Set the scrolling region 1601 * Set the scrolling region
1494 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1602 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1495 */ 1603 */
1496void 1604void ecb_cold
1497rxvt_term::scr_scroll_region (int top, int bot) 1605rxvt_term::scr_scroll_region (int top, int bot) noexcept
1498{ 1606{
1499 max_it (top, 0); 1607 max_it (top, 0);
1500 min_it (bot, nrow - 1); 1608 min_it (bot, nrow - 1);
1501 1609
1502 if (top > bot) 1610 if (top > bot)
… …
1511/* 1619/*
1512 * Make the cursor visible/invisible 1620 * Make the cursor visible/invisible
1513 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1621 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1514 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1622 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1515 */ 1623 */
1516void 1624void ecb_cold
1517rxvt_term::scr_cursor_visible (int mode) 1625rxvt_term::scr_cursor_visible (int mode) noexcept
1518{ 1626{
1519 want_refresh = 1; 1627 want_refresh = 1;
1520 1628
1521 if (mode) 1629 if (mode)
1522 screen.flags |= Screen_VisibleCursor; 1630 screen.flags |= Screen_VisibleCursor;
… …
1528/* 1636/*
1529 * Set/unset automatic wrapping 1637 * Set/unset automatic wrapping
1530 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1638 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1531 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1639 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1532 */ 1640 */
1533void 1641void ecb_cold
1534rxvt_term::scr_autowrap (int mode) 1642rxvt_term::scr_autowrap (int mode) noexcept
1535{ 1643{
1536 if (mode) 1644 if (mode)
1537 screen.flags |= Screen_Autowrap; 1645 screen.flags |= Screen_Autowrap;
1538 else 1646 else
1539 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1647 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1547 * Relative mode: line numbers are relative to top margin of scrolling region 1655 * Relative mode: line numbers are relative to top margin of scrolling region
1548 * and the cursor cannot be moved outside. 1656 * and the cursor cannot be moved outside.
1549 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1657 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1550 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1658 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1551 */ 1659 */
1552void 1660void ecb_cold
1553rxvt_term::scr_relative_origin (int mode) 1661rxvt_term::scr_relative_origin (int mode) noexcept
1554{ 1662{
1555 if (mode) 1663 if (mode)
1556 screen.flags |= Screen_Relative; 1664 screen.flags |= Screen_Relative;
1557 else 1665 else
1558 screen.flags &= ~Screen_Relative; 1666 screen.flags &= ~Screen_Relative;
… …
1564/* 1672/*
1565 * Set insert/replace mode 1673 * Set insert/replace mode
1566 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1674 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1567 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1675 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1568 */ 1676 */
1569void 1677void ecb_cold
1570rxvt_term::scr_insert_mode (int mode) 1678rxvt_term::scr_insert_mode (int mode) noexcept
1571{ 1679{
1572 if (mode) 1680 if (mode)
1573 screen.flags |= Screen_Insert; 1681 screen.flags |= Screen_Insert;
1574 else 1682 else
1575 screen.flags &= ~Screen_Insert; 1683 screen.flags &= ~Screen_Insert;
… …
1580 * Set/Unset tabs 1688 * Set/Unset tabs
1581 * XTERM_SEQ: Set tab at current column : ESC H 1689 * XTERM_SEQ: Set tab at current column : ESC H
1582 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1690 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1583 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1691 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1584 */ 1692 */
1585void 1693void ecb_cold
1586rxvt_term::scr_set_tab (int mode) 1694rxvt_term::scr_set_tab (int mode) noexcept
1587{ 1695{
1588 if (mode < 0) 1696 if (mode < 0)
1589 memset (tabs, 0, ncol * sizeof (char)); 1697 memset (tabs, 0, ncol);
1590 else if (screen.cur.col < ncol) 1698 else if (screen.cur.col < ncol)
1591 tabs [screen.cur.col] = !!mode; 1699 tabs [screen.cur.col] = !!mode;
1592} 1700}
1593 1701
1594/* ------------------------------------------------------------------------- */ 1702/* ------------------------------------------------------------------------- */
… …
1596 * Set reverse/normal video 1704 * Set reverse/normal video
1597 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1705 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1598 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1706 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1599 */ 1707 */
1600void 1708void
1601rxvt_term::scr_rvideo_mode (int mode) 1709rxvt_term::scr_rvideo_mode (bool on) noexcept
1602{ 1710{
1603 XGCValues gcvalue; 1711 rvideo_mode = on;
1604 1712
1713#ifndef NO_BELL
1714 on ^= rvideo_bell;
1715#endif
1716
1605 if (rvideo != mode) 1717 if (rvideo_state != on)
1606 { 1718 {
1607 rvideo = mode; 1719 rvideo_state = on;
1720
1721#if OFF_FOCUS_FADING
1722 if (rs[Rs_fade])
1723 {
1724 ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
1725 ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
1726 }
1727 else
1728#endif
1608 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1729 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1609#if XPM_BACKGROUND 1730#ifdef HAVE_IMG
1610 if (bgPixmap.pixmap == None) 1731 if (bg_img == 0)
1611#endif 1732#endif
1612#if TRANSPARENT 1733 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1613 if (! OPTION (Opt_transparent) || am_transparent == 0)
1614#endif
1615 XSetWindowBackground (display->display, vt,
1616 pix_colors[Color_bg]);
1617 1734
1735 XGCValues gcvalue;
1618 gcvalue.foreground = pix_colors[Color_fg]; 1736 gcvalue.foreground = pix_colors[Color_fg];
1619 gcvalue.background = pix_colors[Color_bg]; 1737 gcvalue.background = pix_colors[Color_bg];
1620 XChangeGC (display->display, gc, GCBackground | GCForeground, 1738 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1621 &gcvalue); 1739
1622 scr_clear (); 1740 scr_clear ();
1623 scr_touch (true); 1741 scr_touch (true);
1624 } 1742 }
1625} 1743}
1626 1744
1627/* ------------------------------------------------------------------------- */ 1745/* ------------------------------------------------------------------------- */
1628/* 1746/*
1629 * Report current cursor position 1747 * Report current cursor position
1630 * XTERM_SEQ: Report position: ESC [ 6 n 1748 * XTERM_SEQ: Report position: ESC [ 6 n
1631 */ 1749 */
1632void 1750void ecb_cold
1633rxvt_term::scr_report_position () 1751rxvt_term::scr_report_position () noexcept
1634{ 1752{
1635 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1753 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1636} 1754}
1637 1755
1638/* ------------------------------------------------------------------------- * 1756/* ------------------------------------------------------------------------- *
… …
1640 * ------------------------------------------------------------------------- */ 1758 * ------------------------------------------------------------------------- */
1641 1759
1642/* 1760/*
1643 * Set font style 1761 * Set font style
1644 */ 1762 */
1645void 1763void ecb_cold
1646rxvt_term::set_font_style () 1764rxvt_term::set_font_style () noexcept
1647{ 1765{
1648#if 0 1766#if 0
1649 switch (charsets [screen.charset]) 1767 switch (charsets [screen.charset])
1650 { 1768 {
1651 case '0': /* DEC Special Character & Line Drawing Set */ 1769 case '0': /* DEC Special Character & Line Drawing Set */
… …
1672 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1790 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1673 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1791 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1674 * XTERM_SEQ: Invoke G2 character set: ESC N 1792 * XTERM_SEQ: Invoke G2 character set: ESC N
1675 * XTERM_SEQ: Invoke G3 character set: ESC O 1793 * XTERM_SEQ: Invoke G3 character set: ESC O
1676 */ 1794 */
1677void 1795void ecb_cold
1678rxvt_term::scr_charset_choose (int set) 1796rxvt_term::scr_charset_choose (int set) noexcept
1679{ 1797{
1680 screen.charset = set; 1798 screen.charset = set;
1681 set_font_style (); 1799 set_font_style ();
1682} 1800}
1683 1801
… …
1689 * XTERM_SEQ: Set G2 character set: ESC * <C> 1807 * XTERM_SEQ: Set G2 character set: ESC * <C>
1690 * XTERM_SEQ: Set G3 character set: ESC + <C> 1808 * XTERM_SEQ: Set G3 character set: ESC + <C>
1691 * See set_font_style for possible values for <C> 1809 * See set_font_style for possible values for <C>
1692 */ 1810 */
1693void 1811void
1694rxvt_term::scr_charset_set (int set, unsigned int ch) 1812rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1695{ 1813{
1696 charsets[set] = (unsigned char)ch; 1814 charsets[set] = (unsigned char)ch;
1697 set_font_style (); 1815 set_font_style ();
1698} 1816}
1699 1817
… …
1703 * ------------------------------------------------------------------------- */ 1821 * ------------------------------------------------------------------------- */
1704 1822
1705/* 1823/*
1706 * refresh matching text. 1824 * refresh matching text.
1707 */ 1825 */
1708bool 1826bool ecb_cold
1709rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1827rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1710{ 1828{
1711 bool found = false; 1829 bool found = false;
1712 1830
1713 for (int i = 0; i < nrow; i++) 1831 for (int i = 0; i < nrow; i++)
1714 { 1832 {
1715 int col = 0;
1716 rend_t *drp = drawn_buf[i].r; 1833 rend_t *drp = drawn_buf[i].r;
1717 1834
1718 for (; col < ncol; col++, drp++) 1835 for (int col = 0; col < ncol; col++, drp++)
1719 if ((*drp & mask) == value) 1836 if ((*drp & mask) == value)
1720 { 1837 {
1721 found = true; 1838 found = true;
1722 *drp = ~value; 1839 *drp = ~value;
1723 } 1840 }
… …
1733 PART_BEG = 0, 1850 PART_BEG = 0,
1734 PART_END, 1851 PART_END,
1735 RC_COUNT 1852 RC_COUNT
1736}; 1853};
1737 1854
1738void 1855void ecb_hot
1739rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1856rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1740{ 1857{
1741 int i; 1858 int i;
1742 row_col_t rc[RC_COUNT]; 1859 row_col_t rc[RC_COUNT];
1743 1860
1744 if (!drawn_buf) /* sanity check */ 1861 if (!drawn_buf) /* sanity check */
… …
1767 } 1884 }
1768 1885
1769 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1886 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1770 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1887 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1771 1888
1889 num_scr_allow = 0;
1890
1772 if (refresh) 1891 if (refresh)
1773 scr_refresh (SLOW_REFRESH); 1892 scr_refresh ();
1774} 1893}
1775 1894
1776/* ------------------------------------------------------------------------- */ 1895/* ------------------------------------------------------------------------- */
1777/* 1896/*
1778 * Refresh the entire screen 1897 * Refresh the entire screen
1779 */ 1898 */
1780void 1899void
1781rxvt_term::scr_touch (bool refresh) 1900rxvt_term::scr_touch (bool refresh) noexcept
1782{ 1901{
1783 scr_expose (0, 0, width, height, refresh); 1902 scr_expose (0, 0, vt_width, vt_height, refresh);
1784} 1903}
1785 1904
1786/* ------------------------------------------------------------------------- */ 1905/* ------------------------------------------------------------------------- */
1787/* 1906/*
1788 * Move the display so that the line represented by scrollbar value Y is at 1907 * Move the display so that the line represented by scrollbar value Y is at
1789 * the top of the screen 1908 * the top of the screen
1790 */ 1909 */
1791int 1910void
1792rxvt_term::scr_move_to (int y, int len) 1911rxvt_term::scr_move_to (int y, int len) noexcept
1793{ 1912{
1794 long p = 0; 1913 // lerp (y, 0, len, top_row, nrow - 1)
1795 unsigned int oldviewstart; 1914 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1796
1797 oldviewstart = view_start;
1798
1799 if (y < len)
1800 {
1801 p = (nrow + nsaved) * (len - y) / len;
1802 p -= (long) (nrow - 1);
1803 p = max (p, 0);
1804 }
1805
1806 view_start = (unsigned int)min (p, nsaved);
1807
1808 return scr_changeview (oldviewstart);
1809} 1915}
1810 1916
1811/* ------------------------------------------------------------------------- */ 1917/* ------------------------------------------------------------------------- */
1812/* 1918/*
1813 * Page the screen up/down nlines 1919 * Page the screen up/down nlines
1814 * direction should be UP or DN 1920 * direction should be UP or DN
1815 */ 1921 */
1816int 1922bool
1817rxvt_term::scr_page (enum page_dirn direction, int nlines) 1923rxvt_term::scr_page (int nlines) noexcept
1818{ 1924{
1819 int n; 1925 return scr_changeview (view_start - nlines);
1820 unsigned int oldviewstart; 1926}
1821 1927
1928bool
1929rxvt_term::scr_changeview (int new_view_start) noexcept
1930{
1931 clamp_it (new_view_start, top_row, 0);
1932
1933 if (new_view_start == view_start)
1934 return false;
1935
1936 num_scr += new_view_start - view_start;
1822 oldviewstart = view_start; 1937 view_start = new_view_start;
1938 want_refresh = 1;
1823 1939
1824 if (direction == UP)
1825 {
1826 n = view_start + nlines;
1827 view_start = min (n, nsaved);
1828 }
1829 else
1830 {
1831 n = view_start - nlines;
1832 view_start = max (n, 0);
1833 }
1834
1835 return scr_changeview (oldviewstart);
1836}
1837
1838int
1839rxvt_term::scr_changeview (unsigned int oldviewstart)
1840{
1841 if (view_start != oldviewstart)
1842 {
1843 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END)); 1940 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1844 1941
1845 want_refresh = 1; 1942 return true;
1846 num_scr -= (view_start - oldviewstart);
1847 }
1848
1849 return (int)view_start - (int)oldviewstart;
1850} 1943}
1851 1944
1852/* ------------------------------------------------------------------------- */ 1945#ifndef NO_BELL
1853void 1946void
1947rxvt_term::bell_cb (ev::timer &w, int revents)
1948{
1949 rvideo_bell = false;
1950 scr_rvideo_mode (rvideo_mode);
1951 refresh_check ();
1952}
1953#endif
1954
1955/* ------------------------------------------------------------------------- */
1956void
1854rxvt_term::scr_bell () 1957rxvt_term::scr_bell () noexcept
1855{ 1958{
1856#ifndef NO_BELL 1959#ifndef NO_BELL
1857 1960
1858# ifndef NO_MAPALERT 1961# ifndef NO_MAPALERT
1859# ifdef MAPALERT_OPTION 1962# ifdef MAPALERT_OPTION
1860 if (OPTION (Opt_mapAlert)) 1963 if (option (Opt_mapAlert))
1861# endif 1964# endif
1862 XMapWindow (display->display, parent[0]); 1965 XMapWindow (dpy, parent);
1863# endif 1966# endif
1864 1967
1968# if ENABLE_FRILLS
1969 if (option (Opt_urgentOnBell))
1970 set_urgency (1);
1971# endif
1972
1865 if (OPTION (Opt_visualBell)) 1973 if (option (Opt_visualBell))
1866 { 1974 {
1867 scr_rvideo_mode (!rvideo); /* refresh also done */ 1975 rvideo_bell = true;
1976 scr_rvideo_mode (rvideo_mode);
1868 display->flush (); 1977 flush ();
1978
1869 rxvt_usleep (VISUAL_BELL_DURATION); 1979 bell_ev.start (VISUAL_BELL_DURATION);
1870 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 } 1980 }
1872 else 1981 else
1873 XBell (display->display, 0); 1982 XBell (dpy, 0);
1874 1983 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1875#endif 1984#endif
1876} 1985}
1877 1986
1878/* ------------------------------------------------------------------------- */ 1987/* ------------------------------------------------------------------------- */
1879/* ARGSUSED */ 1988void ecb_cold
1880void
1881rxvt_term::scr_printscreen (int fullhist) 1989rxvt_term::scr_printscreen (int fullhist) noexcept
1882{ 1990{
1883#ifdef PRINTPIPE 1991#ifdef PRINTPIPE
1884 int nrows, row_start; 1992 int nrows, row_start;
1885 FILE *fd; 1993 FILE *fd = popen_printer ();
1886 1994
1887 if ((fd = popen_printer ()) == NULL) 1995 if (!fd)
1888 return; 1996 return;
1889 1997
1890 if (fullhist) 1998 if (fullhist)
1891 { 1999 {
1892 nrows = nrow + nsaved; 2000 nrows = nrow - top_row;
1893 row_start = -nsaved; 2001 row_start = top_row;
1894 } 2002 }
1895 else 2003 else
1896 { 2004 {
1897 nrows = nrow; 2005 nrows = nrow;
1898 row_start = -view_start; 2006 row_start = view_start;
1899 } 2007 }
1900 2008
1901 wctomb (0, 0); 2009 wctomb (0, 0);
1902 2010
1903 for (int r1 = 0; r1 < nrows; r1++) 2011 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1904 { 2012 {
1905 text_t *tp = ROW(r1).t; 2013 text_t *tp = ROW(r1).t;
1906 int len = ROW(r1).l; 2014 int len = ROW(r1).l;
1907 2015
1908 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2016 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1934/* 2042/*
1935 * Refresh the screen 2043 * Refresh the screen
1936 * drawn_text/drawn_rend contain the screen information before the update. 2044 * drawn_text/drawn_rend contain the screen information before the update.
1937 * screen.text/screen.rend contain what the screen will change to. 2045 * screen.text/screen.rend contain what the screen will change to.
1938 */ 2046 */
1939void 2047void ecb_hot
1940rxvt_term::scr_refresh (unsigned char refresh_type) 2048rxvt_term::scr_refresh () noexcept
1941{ 2049{
1942 unsigned char must_clear, /* use draw_string not draw_image_string */
1943 showcursor; /* show the cursor */
1944 int16_t col, row, /* column/row we're processing */ 2050 int16_t col, row, /* column/row we're processing */
1945 ocrow; /* old cursor row */ 2051 ocrow; /* old cursor row */
1946 int i; /* tmp */ 2052 int i; /* tmp */
1947#ifndef NO_CURSORCOLOR 2053 rend_t ccol1, /* Cursor colour */
1948 rend_t cc1; /* store colours at cursor position (s) */ 2054 ccol2; /* Cursor colour2 */
1949#endif 2055 rend_t cur_rend;
1950 rend_t *crp; // cursor rendition pointer 2056 int cur_col;
2057 int cursorwidth;
1951 2058
1952 want_refresh = 0; /* screen is current */ 2059 want_refresh = 0; /* screen is current */
1953 2060
1954 if (refresh_type == NO_REFRESH || !mapped) 2061 if (refresh_type == NO_REFRESH || !mapped)
1955 return; 2062 return;
1956 2063
1957 /* 2064 /*
1958 * A: set up vars 2065 * A: set up vars
1959 */ 2066 */
1960 must_clear = 0;
1961 refresh_count = 0; 2067 refresh_count = 0;
1962 2068
1963#if XPM_BACKGROUND 2069 unsigned int old_screen_flags = screen.flags;
1964 must_clear |= bgPixmap.pixmap != None; 2070 bool have_bg = 0;
1965#endif 2071#ifdef HAVE_IMG
1966#if TRANSPARENT 2072 have_bg = bg_img != 0;
1967 must_clear |= OPTION (Opt_transparent) && am_transparent;
1968#endif 2073#endif
1969 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2074 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970 2075
1971 /* 2076 /*
1972 * B: reverse any characters which are selected 2077 * B: reverse any characters which are selected
1973 */ 2078 */
1974 scr_reverse_selection (); 2079 scr_reverse_selection ();
1975 2080
2081 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2082#if ENABLE_OVERLAY
2083 scr_swap_overlay ();
2084#endif
2085
2086 bool showcursor = screen.flags & Screen_VisibleCursor;
2087
1976 /* 2088 /*
1977 * C: set the cursor character (s) 2089 * C: set the cursor character (s)
1978 */ 2090 */
1979 { 2091 {
1980 unsigned char setoldcursor;
1981 rend_t ccol1, /* Cursor colour */
1982 ccol2; /* Cursor colour2 */
1983
1984 showcursor = (screen.flags & Screen_VisibleCursor);
1985#ifdef CURSOR_BLINK 2092#ifdef CURSOR_BLINK
1986 if (hidden_cursor) 2093 if (hidden_cursor)
1987 showcursor = 0; 2094 showcursor = 0;
1988#endif 2095#endif
1989 2096
… …
1992 int col = screen.cur.col; 2099 int col = screen.cur.col;
1993 2100
1994 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2101 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1995 col--; 2102 col--;
1996 2103
2104 cursorwidth = 1;
2105 while (col + cursorwidth < ncol
2106 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2107 cursorwidth++;
2108
1997 crp = &ROW(screen.cur.row).r[col]; 2109 cur_rend = ROW(screen.cur.row).r[col];
2110 cur_col = col;
1998 2111
1999 if (showcursor && focus) 2112#ifndef NO_CURSORCOLOR
2113 if (ISSET_PIXCOLOR (Color_cursor))
2114 ccol1 = Color_cursor;
2115 else
2116#endif
2117#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2118 ccol1 = fgcolor_of (rstyle);
2119#else
2120 ccol1 = Color_fg;
2121#endif
2122
2123#ifndef NO_CURSORCOLOR
2124 if (ISSET_PIXCOLOR (Color_cursor2))
2125 ccol2 = Color_cursor2;
2126 else
2127#endif
2128#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2129 ccol2 = bgcolor_of (rstyle);
2130#else
2131 ccol2 = Color_bg;
2132#endif
2133
2134 if (focus && cursor_type == 0)
2000 { 2135 {
2001 if (OPTION (Opt_cursorUnderline)) 2136 rend_t rend = cur_rend;
2002 *crp ^= RS_Uline; 2137
2003 else
2004 {
2005 *crp ^= RS_RVid; 2138 rend ^= RS_RVid;
2006
2007#ifndef NO_CURSORCOLOR
2008 cc1 = *crp & (RS_fgMask | RS_bgMask);
2009 if (ISSET_PIXCOLOR (Color_cursor))
2010 ccol1 = Color_cursor;
2011 else
2012#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2013 ccol1 = fgcolor_of (rstyle);
2014#else
2015 ccol1 = Color_fg;
2016#endif
2017 if (ISSET_PIXCOLOR (Color_cursor2))
2018 ccol2 = Color_cursor2;
2019 else
2020#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2021 ccol2 = bgcolor_of (rstyle);
2022#else
2023 ccol2 = Color_bg;
2024#endif
2025 *crp = SET_FGCOLOR (*crp, ccol1); 2139 rend = SET_FGCOLOR (rend, ccol1);
2026 *crp = SET_BGCOLOR (*crp, ccol2); 2140 rend = SET_BGCOLOR (rend, ccol2);
2027#endif 2141
2028 } 2142 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2029 } 2143 }
2030 } 2144 }
2031 2145
2032 /* make sure no outline cursor is left around */ 2146 /* make sure no outline cursor is left around */
2033 setoldcursor = 0; 2147 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2034 if (ocrow != -1) 2148 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2149
2150 // save the current cursor coordinates if the cursor is visible
2151 // and either the window is unfocused or the cursor style is
2152 // underline or vertical bar, so as to clear the outline cursor in
2153 // the next refresh if the cursor moves or becomes invisible
2154 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2035 { 2155 {
2036 if (screen.cur.row + view_start != ocrow 2156 oldcursor.row = screen.cur.row - view_start;
2037 || screen.cur.col != oldcursor.col) 2157 oldcursor.col = screen.cur.col;
2038 {
2039 if (ocrow < nrow
2040 && oldcursor.col < ncol)
2041 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2042
2043 if (focus || !showcursor)
2044 oldcursor.row = -1;
2045 else
2046 setoldcursor = 1;
2047 }
2048 } 2158 }
2049 else if (!focus) 2159 else
2050 setoldcursor = 1;
2051
2052 if (setoldcursor)
2053 {
2054 if (screen.cur.row + view_start >= nrow)
2055 oldcursor.row = -1; 2160 oldcursor.row = -1;
2056 else
2057 {
2058 oldcursor.row = screen.cur.row + view_start;
2059 oldcursor.col = screen.cur.col;
2060 }
2061 }
2062 } 2161 }
2063
2064 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2065#if ENABLE_OVERLAY
2066 scr_swap_overlay ();
2067#endif
2068 2162
2069#ifndef NO_SLOW_LINK_SUPPORT 2163#ifndef NO_SLOW_LINK_SUPPORT
2070 /* 2164 /*
2071 * D: CopyArea pass - very useful for slower links 2165 * D: CopyArea pass - very useful for slower links
2072 * This has been deliberately kept simple. 2166 * This has been deliberately kept simple.
2073 */ 2167 */
2074 i = num_scr;
2075 if (!display->is_local 2168 if (!display->is_local
2076 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2169 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2077 && abs (num_scr) < nrow && !must_clear) 2170 && abs (num_scr) < nrow && !have_bg)
2078 { 2171 {
2079 int16_t nits; 2172 int16_t nits;
2173 int i = num_scr;
2080 int j; 2174 int j;
2081 int len, wlen; 2175 int len, wlen;
2082 2176
2083 j = nrow; 2177 j = nrow;
2084 wlen = len = -1; 2178 wlen = len = -1;
2085 row = i > 0 ? 0 : j - 1; 2179 row = i > 0 ? 0 : j - 1;
2180
2086 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2181 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2087 { 2182 {
2088 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2183 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2089 { 2184 {
2090 line_t s = ROW(row - view_start); 2185 line_t s = ROW(view_start + row);
2091 line_t d = drawn_buf[row]; 2186 line_t d = drawn_buf[row];
2092 line_t d2 = drawn_buf[row + i]; 2187 line_t d2 = drawn_buf[row + i];
2093 2188
2094 for (nits = 0, col = ncol; col--; ) 2189 for (nits = 0, col = ncol; col--; )
2095 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2190 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
… …
2111 wlen = row; 2206 wlen = row;
2112 continue; 2207 continue;
2113 } 2208 }
2114 } 2209 }
2115 2210
2116 if (len != -1) 2211 if (len >= 0)
2117 { 2212 {
2118 /* also comes here at end if needed because of >= above */ 2213 /* also comes here at end if needed because of >= above */
2119 if (wlen < len) 2214 if (wlen < len)
2120 ::swap (wlen, len); 2215 ::swap (wlen, len);
2121 2216
2217 XGCValues gcv;
2218
2219 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2122 XCopyArea (display->display, vt, vt, 2220 XCopyArea (dpy, vt, vt,
2123 gc, 0, Row2Pixel (len + i), 2221 gc, 0, Row2Pixel (len + i),
2124 (unsigned int)this->width, 2222 (unsigned int)this->width,
2125 (unsigned int)Height2Pixel (wlen - len + 1), 2223 (unsigned int)Height2Pixel (wlen - len + 1),
2126 0, Row2Pixel (len)); 2224 0, Row2Pixel (len));
2225 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2226
2127 len = -1; 2227 len = -1;
2128 } 2228 }
2129 } 2229 }
2130 } 2230 }
2131#endif 2231#endif
… …
2133 /* 2233 /*
2134 * E: main pass across every character 2234 * E: main pass across every character
2135 */ 2235 */
2136 for (row = 0; row < nrow; row++) 2236 for (row = 0; row < nrow; row++)
2137 { 2237 {
2138 text_t *stp = ROW(row - view_start).t; 2238 text_t *stp = ROW(view_start + row).t;
2139 rend_t *srp = ROW(row - view_start).r; 2239 rend_t *srp = ROW(view_start + row).r;
2140 text_t *dtp = drawn_buf[row].t; 2240 text_t *dtp = drawn_buf[row].t;
2141 rend_t *drp = drawn_buf[row].r; 2241 rend_t *drp = drawn_buf[row].r;
2142 2242
2143 /* 2243 /*
2144 * E2: OK, now the real pass 2244 * E2: OK, now the real pass
… …
2146 int ypixel = (int)Row2Pixel (row); 2246 int ypixel = (int)Row2Pixel (row);
2147 2247
2148 for (col = 0; col < ncol; col++) 2248 for (col = 0; col < ncol; col++)
2149 { 2249 {
2150 /* compare new text with old - if exactly the same then continue */ 2250 /* compare new text with old - if exactly the same then continue */
2151 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2251 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2152 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2153 || (stp[col] == ' ' /* space w/ no background change */
2154 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2155 continue; 2252 continue;
2156 2253
2157 // redraw one or more characters 2254 // redraw one or more characters
2158 2255
2159 // seek to the beginning of wide characters 2256 // seek to the beginning of wide characters
2160 while (stp[col] == NOCHAR && col > 0) 2257 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2161 --col; 2258 --col;
2162 2259
2163 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2260 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2164 text_t *text = stp + col; 2261 text_t *text = stp + col;
2165 int count = 1; 2262 int count = 1;
2166 2263
2167 dtp[col] = stp[col]; 2264 dtp[col] = stp[col];
2168 drp[col] = rend; 2265 drp[col] = rend;
… …
2172 for (i = 0; ++col < ncol; ) 2269 for (i = 0; ++col < ncol; )
2173 { 2270 {
2174 if (stp[col] == NOCHAR) 2271 if (stp[col] == NOCHAR)
2175 { 2272 {
2176 dtp[col] = stp[col]; 2273 dtp[col] = stp[col];
2177 drp[col] = rend; 2274 drp[col] = srp[col];
2275
2178 count++; 2276 count++;
2179 i++; 2277 i++;
2180 2278
2181 continue; 2279 continue;
2182 } 2280 }
… …
2187 count++; 2285 count++;
2188 2286
2189 if (stp[col] != dtp[col] 2287 if (stp[col] != dtp[col]
2190 || !RS_SAME (srp[col], drp[col])) 2288 || !RS_SAME (srp[col], drp[col]))
2191 { 2289 {
2192 if (must_clear && (i++ > count / 2)) 2290 if (have_bg && (i++ > count / 2))
2193 break; 2291 break;
2194 2292
2195 dtp[col] = stp[col]; 2293 dtp[col] = stp[col];
2196 drp[col] = rend; 2294 drp[col] = rend;
2197 i = 0; 2295 i = 0;
2198 } 2296 }
2199 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2297 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2200 break; 2298 break;
2201 } 2299 }
2202 2300
2203 col--; /* went one too far. move back */ 2301 col--; /* went one too far. move back */
2204 count -= i; /* dump any matching trailing chars */ 2302 count -= i; /* dump any matching trailing chars */
2205 2303
2206 // sometimes we optimize away the trailing NOCHAR's, add them back 2304 // sometimes we optimize away the trailing NOCHAR's, add them back
2207 while (i && text[count] == NOCHAR) 2305 while (ecb_unlikely (i && text[count] == NOCHAR))
2208 count++, i--; 2306 count++, i--;
2209 2307
2210 /* 2308 /*
2211 * Determine the attributes for the string 2309 * Determine the attributes for the string
2212 */ 2310 */
2213 int fore = fgcolor_of (rend); // desired foreground 2311 int fore = fgcolor_of (rend); // desired foreground
2214 int back = bgcolor_of (rend); // desired background 2312 int back = bgcolor_of (rend); // desired background
2215 2313
2216 // only do special processing if any attributes are set, which is unlikely 2314 // only do special processing if any attributes are set, which is unlikely
2217 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2315 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2218 { 2316 {
2219#if ENABLE_STYLES
2220 // force redraw after "careful" characters to avoid pixel droppings
2221 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2222 drp[col + 1] = ~srp[col + 1];
2223
2224 // include previous careful character(s) if possible, looks nicer (best effort...)
2225 while (text > stp
2226 && srp[text - stp - 1] & RS_Careful
2227 && RS_SAME (rend, srp[text - stp - 1]))
2228 text--, count++, xpixel -= fwidth;
2229#endif
2230
2231 bool invert = rend & RS_RVid; 2317 bool invert = rend & RS_RVid;
2232 2318
2233#ifndef NO_BOLD_UNDERLINE_REVERSE 2319#ifndef NO_BOLD_UNDERLINE_REVERSE
2234 if (rend & RS_Bold
2235 && fore == Color_fg) 2320 if (rend & RS_Bold && fore == Color_fg)
2236 { 2321 {
2237 if (ISSET_PIXCOLOR (Color_BD)) 2322 if (ISSET_PIXCOLOR (Color_BD))
2238 fore = Color_BD; 2323 fore = Color_BD;
2239# if !ENABLE_STYLES 2324# if !ENABLE_STYLES
2240 else 2325 else
2241 invert = !invert; 2326 invert = !invert;
2242# endif 2327# endif
2243 } 2328 }
2244 2329
2245 if (rend & RS_Italic 2330 if (rend & RS_Italic && fore == Color_fg)
2246 && fore == Color_fg)
2247 { 2331 {
2248 if (ISSET_PIXCOLOR (Color_IT)) 2332 if (ISSET_PIXCOLOR (Color_IT))
2249 fore = Color_IT; 2333 fore = Color_IT;
2250# if !ENABLE_STYLES 2334# if !ENABLE_STYLES
2251 else 2335 else
2252 invert = !invert; 2336 invert = !invert;
2253# endif 2337# endif
2254 } 2338 }
2255 2339
2256 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2340 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2257 fore = Color_UL; 2341 fore = Color_UL;
2342#endif
2343
2344#ifdef OPTION_HC
2345 if (rend & RS_Sel)
2346 {
2347 /* invert the column if no highlightColor is set or it is the
2348 * current cursor column */
2349 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2350 && ISSET_PIXCOLOR (Color_HC))
2351 {
2352 if (ISSET_PIXCOLOR (Color_HTC))
2353 fore = Color_HTC;
2354 // if invert is 0 reverse video is set so we use bg color as fg color
2355 else if (!invert)
2356 fore = back;
2357
2358 back = Color_HC;
2359 invert = 0;
2360 }
2361 }
2258#endif 2362#endif
2259 2363
2260 if (invert) 2364 if (invert)
2261 { 2365 {
2262 ::swap (fore, back); 2366 ::swap (fore, back);
2263 2367
2264#ifndef NO_BOLD_UNDERLINE_REVERSE 2368#ifndef NO_BOLD_UNDERLINE_REVERSE
2265 if (ISSET_PIXCOLOR (Color_RV))
2266 back = Color_RV;
2267
2268 if (fore == back) 2369 if (fore == back)
2269 { 2370 {
2270 fore = Color_bg; 2371 fore = Color_bg;
2271 back = Color_fg; 2372 back = Color_fg;
2272 } 2373 }
… …
2274 } 2375 }
2275 2376
2276#ifdef TEXT_BLINK 2377#ifdef TEXT_BLINK
2277 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2378 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2278 { 2379 {
2279 if (!text_blink_ev.active) 2380 if (!text_blink_ev.is_active ())
2280 { 2381 {
2281 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2382 text_blink_ev.again ();
2282 hidden_text = 0; 2383 hidden_text = 0;
2283 } 2384 }
2284 else if (hidden_text) 2385 else if (hidden_text)
2285 fore = back; 2386 fore = back;
2286 } 2387 }
2287#endif 2388#endif
2389
2390#if ENABLE_STYLES
2391 // "careful" (too wide) character handling
2392
2393 // include previous careful character(s) if possible, looks nicer (best effort...)
2394 while (text > stp
2395 && srp[text - stp - 1] & RS_Careful
2396 && RS_SAME (rend, srp[text - stp - 1]))
2397 text--, count++, xpixel -= fwidth;
2398
2399 // force redraw after "careful" characters to avoid pixel droppings
2400 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2401 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2402
2403 // force redraw before "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2405 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2406#endif
2288 } 2407 }
2289 2408
2290 /* 2409 /*
2291 * Actually do the drawing of the string here 2410 * Actually do the drawing of the string here
2292 */ 2411 */
2293 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2412 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2294 2413
2295 if (back == fore) 2414 if (ecb_likely (have_bg && back == Color_bg))
2296 font->clear_rect (*drawable, xpixel, ypixel,
2297 fwidth * count, fheight,
2298 back);
2299 else if (back == Color_bg)
2300 { 2415 {
2301 if (must_clear) 2416 // this is very ugly, maybe push it into ->draw?
2302 {
2303 CLEAR_CHARS (xpixel, ypixel, count);
2304 2417
2305 for (i = 0; i < count; i++) /* don't draw empty strings */ 2418 for (i = 0; i < count; i++) /* don't draw empty strings */
2306 if (text[i] != ' ') 2419 if (text[i] != ' ')
2307 { 2420 {
2308 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2421 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2309 break; 2422 goto did_clear;
2310 }
2311 } 2423 }
2312 else 2424
2313 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2425 CLEAR_CHARS (xpixel, ypixel, count);
2426 did_clear: ;
2314 } 2427 }
2315 else 2428 else
2316 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2429 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2317 2430
2318 if (rend & RS_Uline && font->descent > 1 && fore != back) 2431 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2319 { 2432 {
2433 if (showcursor && focus && row == screen.cur.row
2434 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2435 XSetForeground (dpy, gc, pix_colors[ccol1]);
2436 else
2320#if ENABLE_FRILLS 2437#if ENABLE_FRILLS
2321 if (ISSET_PIXCOLOR (Color_underline)) 2438 if (ISSET_PIXCOLOR (Color_underline))
2322 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2323 else 2440 else
2324#endif 2441#endif
2325 XSetForeground (display->display, gc, pix_colors[fore]); 2442 XSetForeground (dpy, gc, pix_colors[fore]);
2326 2443
2327 XDrawLine (display->display, drawBuffer, gc, 2444 XDrawLine (dpy, vt, gc,
2328 xpixel, ypixel + font->ascent + 1, 2445 xpixel, ypixel + font->ascent + 1,
2329 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2446 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2330 } 2447 }
2331 } /* for (col....) */ 2448 } /* for (col....) */
2332 } /* for (row....) */ 2449 } /* for (row....) */
2333 2450
2334#if ENABLE_OVERLAY
2335 scr_swap_overlay ();
2336#endif
2337 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2338
2339 /* 2451 /*
2340 * G: cleanup cursor and display outline cursor if necessary 2452 * G: cleanup cursor and display outline cursor if necessary
2341 */ 2453 */
2342 if (showcursor) 2454 if (showcursor)
2343 { 2455 {
2344 if (focus) 2456 if (focus)
2345 { 2457 {
2346 if (OPTION (Opt_cursorUnderline)) 2458 if (cursor_type == 0)
2347 *crp ^= RS_Uline; 2459 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2348 else 2460 else if (oldcursor.row >= 0)
2349 { 2461 {
2350 *crp ^= RS_RVid; 2462 XSetForeground (dpy, gc, pix_colors[ccol1]);
2351#ifndef NO_CURSORCOLOR 2463 if (cursor_type == 1)
2352 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2464 XFillRectangle (dpy, vt, gc,
2353#endif 2465 Col2Pixel (cur_col),
2466 Row2Pixel (oldcursor.row + 1) - 2,
2467 Width2Pixel (1),
2468 2);
2469 else
2470 XFillRectangle (dpy, vt, gc,
2471 Col2Pixel (cur_col),
2472 Row2Pixel (oldcursor.row),
2473 2,
2474 Height2Pixel (1));
2354 } 2475 }
2355 } 2476 }
2356 else if (oldcursor.row >= 0) 2477 else if (oldcursor.row >= 0)
2357 { 2478 {
2358 int cursorwidth = 1;
2359 int col = oldcursor.col;
2360
2361 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2362 col--;
2363
2364 while (col + cursorwidth < ncol
2365 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2366 cursorwidth++;
2367
2368#ifndef NO_CURSORCOLOR
2369 if (ISSET_PIXCOLOR (Color_cursor))
2370 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2479 XSetForeground (dpy, gc, pix_colors[ccol1]);
2371#endif
2372 2480
2373 XDrawRectangle (display->display, drawBuffer, gc, 2481 XDrawRectangle (dpy, vt, gc,
2374 Col2Pixel (col), 2482 Col2Pixel (cur_col),
2375 Row2Pixel (oldcursor.row), 2483 Row2Pixel (oldcursor.row),
2376 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2484 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2377 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2485 (unsigned int) (Height2Pixel (1) - 1));
2378 } 2486 }
2379 } 2487 }
2380 2488
2381 /* 2489 /*
2382 * H: cleanup selection 2490 * H: cleanup selection
2383 */ 2491 */
2492#if ENABLE_OVERLAY
2493 scr_swap_overlay ();
2494#endif
2495 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2496
2384 scr_reverse_selection (); 2497 scr_reverse_selection ();
2385 2498
2386 if (refresh_type & SMOOTH_REFRESH) 2499 screen.flags = old_screen_flags;
2387 XFlush (display->display);
2388
2389 num_scr = 0; 2500 num_scr = 0;
2390 num_scr_allow = 1; 2501 num_scr_allow = 1;
2391} 2502}
2392 2503
2393void 2504void ecb_cold
2394rxvt_term::scr_remap_chars (line_t &l) 2505rxvt_term::scr_remap_chars (line_t &l) noexcept
2395{ 2506{
2396 if (!l.t) 2507 if (!l.valid ())
2397 return; 2508 return;
2398 2509
2399 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2510 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2400 2511
2401 for (int i = ncol; i--; ) 2512 for (int i = ncol; i--; )
2402 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2513 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2403} 2514}
2404 2515
2405void 2516void ecb_cold
2406rxvt_term::scr_remap_chars () 2517rxvt_term::scr_remap_chars () noexcept
2407{ 2518{
2408 for (int i = total_rows; i--; ) 2519 for (int i = total_rows; i--; )
2409 scr_remap_chars (row_buf [i]); 2520 scr_remap_chars (row_buf [i]);
2410 2521
2411 for (int i = nrow; i--; ) 2522 for (int i = nrow; i--; )
… …
2413 scr_remap_chars (drawn_buf [i]); 2524 scr_remap_chars (drawn_buf [i]);
2414 scr_remap_chars (swap_buf [i]); 2525 scr_remap_chars (swap_buf [i]);
2415 } 2526 }
2416} 2527}
2417 2528
2418void 2529void ecb_cold
2419rxvt_term::scr_recolour () 2530rxvt_term::scr_recolor (bool refresh) noexcept
2420{ 2531{
2421 if (1 2532 bool transparent = false;
2422#if TRANSPARENT 2533
2423 && !am_transparent 2534#ifdef HAVE_IMG
2535 if (bg_img != 0)
2536 {
2537# if ENABLE_TRANSPARENCY
2538 if (bg_flags & BG_IS_TRANSPARENT)
2539 {
2540 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2541 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2542
2543 transparent = true;
2544 }
2545 else
2424#endif 2546# endif
2425#if XPM_BACKGROUND
2426 && !bgPixmap.pixmap
2427#endif
2428 ) 2547 {
2548 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2549 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2550 }
2429 { 2551 }
2552 else
2553#endif
2554 {
2430 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2555 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2431 XClearWindow (display->display, parent[0]);
2432 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2556 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2433#if HAVE_SCROLLBARS 2557 }
2434 if (scrollBar.win) 2558
2435 { 2559 XClearWindow (dpy, parent);
2560
2561 if (scrollBar.state && scrollBar.win)
2562 {
2563 if (transparent)
2564 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2565 else
2436 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2566 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2437 scrollBar.setIdle (); 2567 scrollBar.state = SB_STATE_IDLE;
2438 scrollbar_show (0); 2568 scrollBar.show (0);
2439 } 2569 }
2440#endif 2570
2571 if (refresh)
2441 } 2572 {
2442
2443 scr_clear (); 2573 scr_clear ();
2444 scr_touch (true); 2574 scr_touch (true);
2575 }
2445 want_refresh = 1; 2576 want_refresh = 1;
2446} 2577}
2447 2578
2448/* ------------------------------------------------------------------------- */ 2579/* ------------------------------------------------------------------------- */
2449void 2580void
2450rxvt_term::scr_clear (bool really) 2581rxvt_term::scr_clear (bool really) noexcept
2451{ 2582{
2452 if (!mapped) 2583 if (!mapped)
2453 return; 2584 return;
2454 2585
2455 num_scr_allow = 0; 2586 num_scr_allow = 0;
2456 want_refresh = 1; 2587 want_refresh = 1;
2457 2588
2458 if (really) 2589 if (really)
2459 XClearWindow (display->display, vt); 2590 XClearWindow (dpy, vt);
2460} 2591}
2461 2592
2462void 2593void
2463rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) 2594rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2464{ 2595{
2465 int view_end = -view_start + nrow; 2596 int view_end = view_start + nrow;
2466 int row, col; 2597 int row, col;
2467 2598
2468 for (row = max (beg_row, -view_start); row <= min (end_row, view_end); row++) 2599 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2469 { 2600 {
2470 text_t *stp = ROW(row).t; 2601 text_t *stp = ROW(row).t;
2471 rend_t *srp = ROW(row).r; 2602 rend_t *srp = ROW(row).r;
2472 2603
2473 for (col = beg_col; col < end_col; col++) 2604 for (col = beg_col; col < end_col; col++)
… …
2480 srp[col] ^= rstyle2; 2611 srp[col] ^= rstyle2;
2481 } 2612 }
2482} 2613}
2483 2614
2484void 2615void
2485rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) 2616rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2486{ 2617{
2487 int view_end = -view_start + nrow; 2618 int view_end = view_start + nrow;
2488 int row, col; 2619 int row, col;
2489 2620
2490 if (beg_row >= -view_start) 2621 if (beg_row >= view_start)
2491 { 2622 {
2492 col = beg_col; 2623 col = beg_col;
2493 row = beg_row; 2624 row = beg_row;
2494 } 2625 }
2495 else 2626 else
2496 { 2627 {
2497 col = 0; 2628 col = 0;
2498 row = -view_start; 2629 row = view_start;
2499 } 2630 }
2500 2631
2501 for (; row < min (end_row, view_end); row++, col = 0) 2632 for (; row < min (end_row, view_end); row++, col = 0)
2502 for (rend_t *srp = ROW(row).r; col < ncol; col++) 2633 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2503 srp[col] ^= rstyle; 2634 srp[col] ^= rstyle;
… …
2506 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2637 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2507 srp[col] ^= rstyle; 2638 srp[col] ^= rstyle;
2508} 2639}
2509 2640
2510/* ------------------------------------------------------------------------- */ 2641/* ------------------------------------------------------------------------- */
2511void 2642void ecb_hot
2512rxvt_term::scr_reverse_selection () 2643rxvt_term::scr_reverse_selection () noexcept
2513{ 2644{
2514 if (selection.op 2645 if (selection.op
2515 && current_screen == selection.screen 2646 && current_screen == selection.screen
2516 && selection.end.row >= -view_start) 2647 && selection.end.row >= view_start)
2517 { 2648 {
2518#if ENABLE_FRILLS 2649#if !ENABLE_MINIMAL
2519 if (selection.rect) 2650 if (selection.rect)
2520 scr_xor_rect (selection.beg.row, selection.beg.col, 2651 scr_xor_rect (selection.beg.row, selection.beg.col,
2521 selection.end.row, selection.end.col, 2652 selection.end.row, selection.end.col,
2522 RS_RVid, RS_RVid | RS_Uline); 2653 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2523 else 2654 else
2524#endif 2655#endif
2525 scr_xor_span (selection.beg.row, selection.beg.col, 2656 scr_xor_span (selection.beg.row, selection.beg.col,
2526 selection.end.row, selection.end.col, 2657 selection.end.row, selection.end.col,
2527 RS_RVid); 2658 RS_Sel | RS_RVid);
2528 } 2659 }
2529} 2660}
2530 2661
2531/* ------------------------------------------------------------------------- */ 2662/* ------------------------------------------------------------------------- */
2532/* 2663/*
2533 * Dump the whole scrollback and screen to the passed filedescriptor. The 2664 * Dump the whole scrollback and screen to the passed filedescriptor. The
2534 * invoking routine must close the fd. 2665 * invoking routine must close the fd.
2535 */ 2666 */
2536#if 0 2667#if 0
2537void 2668void
2538rxvt_term::scr_dump (int fd) 2669rxvt_term::scr_dump (int fd) noexcept
2539{ 2670{
2540 int row, wrote; 2671 // if this method is needed, it can be implemented by factoring the
2541 unsigned int width, towrite; 2672 // relevant code in scr_printscreen
2542 char r1[] = "\n";
2543
2544 for (row = saveLines - nsaved;
2545 row < saveLines + nrow - 1; row++)
2546 {
2547 width = row_buf[row].l >= 0 ? row_buf[row].l
2548 : ncol;
2549 for (towrite = width; towrite; towrite -= wrote)
2550 {
2551 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2552 towrite);
2553 if (wrote < 0)
2554 return; /* XXX: death, no report */
2555 }
2556 if (row_buf[row].l >= 0)
2557 if (write (fd, r1, 1) <= 0)
2558 return; /* XXX: death, no report */
2559 }
2560} 2673}
2561#endif 2674#endif
2562 2675
2563/* ------------------------------------------------------------------------- * 2676/* ------------------------------------------------------------------------- *
2564 * CHARACTER SELECTION * 2677 * CHARACTER SELECTION *
2565 * ------------------------------------------------------------------------- */ 2678 * ------------------------------------------------------------------------- */
2566void 2679void
2567rxvt_term::selection_check (int check_more) 2680rxvt_term::selection_check (int check_more) noexcept
2568{ 2681{
2569 row_col_t pos;
2570
2571 if (!selection.op) 2682 if (!selection.op)
2572 return; 2683 return;
2573 2684
2574 pos.row = pos.col = 0;
2575 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2685 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2576 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2686 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2577 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2687 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2578 || (check_more == 1 2688 || (check_more == 1
2579 && current_screen == selection.screen 2689 && current_screen == selection.screen
2580 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2690 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2581 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2691 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2582 || (check_more == 2
2583 && ROWCOL_IS_BEFORE (selection.beg, pos)
2584 && ROWCOL_IS_AFTER (selection.end, pos))
2585 || (check_more == 3
2586 && ROWCOL_IS_AFTER (selection.end, pos))
2587 || (check_more == 4 /* screen width change */
2588 && (selection.beg.row != selection.end.row
2589 || selection.end.col > ncol)))
2590 CLEAR_SELECTION (); 2692 CLEAR_ALL_SELECTION ();
2693}
2694
2695void
2696rxvt_term::selection_changed () noexcept
2697{
2698 line_t &r1 = ROW (selection.beg.row);
2699 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2700 ++selection.beg.col;
2701
2702 line_t &r2 = ROW (selection.end.row);
2703 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2704 ++selection.end.col;
2705
2706 want_refresh = 1;
2591} 2707}
2592 2708
2593/* ------------------------------------------------------------------------- */ 2709/* ------------------------------------------------------------------------- */
2594/* 2710/*
2595 * Paste a selection direct to the command fd 2711 * Paste a selection direct to the command fd
2596 */ 2712 */
2597void 2713void
2598rxvt_term::paste (char *data, unsigned int len) 2714rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2599{ 2715{
2600 /* convert normal newline chars into common keyboard Return key sequence */ 2716 /* convert normal newline chars into common keyboard Return key sequence */
2601 for (unsigned int i = 0; i < len; i++) 2717 for (unsigned int i = 0; i < len; i++)
2602 if (data[i] == C0_LF) 2718 if (data[i] == C0_LF)
2603 data[i] = C0_CR; 2719 data[i] = C0_CR;
2604 2720
2721 #if ENABLE_FRILLS
2722 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2723 tt_printf ("\x1b[200~");
2724 #endif
2725
2605 tt_write (data, len); 2726 tt_write (data, len);
2606}
2607 2727
2608/* ------------------------------------------------------------------------- */
2609/*
2610 * Respond to a notification that a primary selection has been sent
2611 * EXT: SelectionNotify
2612 */
2613void
2614rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2615{
2616 if (prop == None) /* check for failed XConvertSelection */
2617 {
2618 if ((selection_type & Sel_CompoundText))
2619 {
2620 int selnum = selection_type & Sel_whereMask;
2621
2622 selection_type = 0;
2623 if (selnum != Sel_direct)
2624 selection_request_other (XA_STRING, selnum);
2625 }
2626
2627 if ((selection_type & Sel_UTF8String))
2628 {
2629 int selnum = selection_type & Sel_whereMask;
2630
2631 selection_type = Sel_CompoundText;
2632 if (selnum != Sel_direct)
2633 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2634 else
2635 selection_type = 0;
2636 }
2637
2638 return;
2639 }
2640
2641 unsigned long bytes_after;
2642 XTextProperty ct;
2643
2644 if (XGetWindowProperty (display->display, win, prop,
2645 0, PROP_SIZE / 4,
2646 delete_prop, AnyPropertyType,
2647 &ct.encoding, &ct.format,
2648 &ct.nitems, &bytes_after,
2649 &ct.value) != Success)
2650 {
2651 ct.value = 0;
2652 goto bailout;
2653 }
2654
2655 if (ct.encoding == None)
2656 goto bailout;
2657
2658 if (bytes_after)
2659 {
2660 // fetch and append remaining data
2661 XTextProperty ct2;
2662
2663 if (XGetWindowProperty (display->display, win, prop,
2664 ct.nitems / 4, (bytes_after + 3) / 4,
2665 delete_prop, AnyPropertyType,
2666 &ct2.encoding, &ct2.format,
2667 &ct2.nitems, &bytes_after,
2668 &ct2.value) != Success)
2669 goto bailout;
2670
2671 // realloc should be compatible to XFree, here, and elsewhere, too
2672 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2673 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2674 ct.nitems += ct2.nitems;
2675
2676 XFree (ct2.value);
2677 }
2678
2679 if (ct.value == 0)
2680 goto bailout;
2681
2682 if (ct.encoding == xa[XA_INCR])
2683 {
2684 // INCR selection, start handshake
2685 if (!delete_prop)
2686 XDeleteProperty (display->display, win, prop);
2687
2688 selection_wait = Sel_incr;
2689 incr_buf_fill = 0;
2690 incr_ev.start (NOW + 10);
2691
2692 goto bailout;
2693 }
2694
2695 if (ct.nitems == 0)
2696 {
2697 if (selection_wait == Sel_incr)
2698 {
2699 XFree (ct.value);
2700
2701 // finally complete, now paste the whole thing
2702 selection_wait = Sel_normal;
2703 ct.value = (unsigned char *)incr_buf;
2704 ct.nitems = incr_buf_fill;
2705 incr_buf = 0;
2706 incr_buf_size = 0;
2707 incr_ev.stop ();
2708 }
2709 else
2710 {
2711 if (selection_wait == Sel_normal
2712 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2713 {
2714 /*
2715 * pass through again trying CUT_BUFFER0 if we've come from
2716 * XConvertSelection () but nothing was presented
2717 */
2718 selection_paste (display->root, XA_CUT_BUFFER0, False);
2719 }
2720
2721 goto bailout;
2722 }
2723 }
2724 else if (selection_wait == Sel_incr)
2725 {
2726 incr_ev.start (NOW + 10);
2727
2728 while (incr_buf_fill + ct.nitems > incr_buf_size)
2729 {
2730 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2731 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2732 }
2733
2734 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2735 incr_buf_fill += ct.nitems;
2736
2737 goto bailout;
2738 }
2739
2740 char **cl;
2741 int cr;
2742
2743#if ENABLE_FRILLS 2728 #if ENABLE_FRILLS
2744 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 2729 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2745 // so recode it manually 2730 tt_printf ("\x1b[201~");
2746 if (ct.encoding == xa[XA_UTF8_STRING])
2747 {
2748 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2749 char *s = rxvt_wcstombs (w);
2750 free (w);
2751 // TODO: strlen == only the first element will be converted. well...
2752 paste (s, strlen (s));
2753 free (s);
2754 }
2755 else
2756#endif 2731 #endif
2757 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2758 && cl)
2759 {
2760 for (int i = 0; i < cr; i++)
2761 paste (cl[i], strlen (cl[i]));
2762
2763 XFreeStringList (cl);
2764 }
2765 else
2766 paste ((char *)ct.value, ct.nitems); // paste raw
2767
2768bailout:
2769 XFree (ct.value);
2770
2771 if (selection_wait == Sel_normal)
2772 selection_wait = Sel_none;
2773} 2732}
2774 2733
2775void 2734void
2776rxvt_term::incr_cb (time_watcher &w) 2735rxvt_term::paste (char *data, unsigned int len) noexcept
2777{ 2736{
2778 selection_wait = Sel_none; 2737 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2779
2780 incr_buf_size = 0;
2781 free (incr_buf);
2782
2783 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2784}
2785
2786void
2787rxvt_term::selection_property (Window win, Atom prop)
2788{
2789 if (prop == None || selection_wait != Sel_incr)
2790 return; 2738 return;
2791 2739
2792 selection_paste (win, prop, true); 2740 tt_paste (data, len);
2793} 2741}
2794 2742
2795/* ------------------------------------------------------------------------- */ 2743/* ------------------------------------------------------------------------- */
2796/* 2744/*
2797 * Request the current selection: 2745 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2798 * Order: > internal selection if available 2746 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2799 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2747 * as fallback
2800 * > CUT_BUFFER0
2801 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2802 * will auto fallback to CUT_BUFFER0
2803 * EXT: button 2 release 2748 * EXT: button 2 release
2804 */ 2749 */
2805void 2750void
2806rxvt_term::selection_request (Time tm, int x, int y) 2751rxvt_term::selection_request (Time tm, int selnum) noexcept
2807{ 2752{
2808 if (x < 0 || x >= width || y < 0 || y >= height)
2809 return; /* outside window */
2810
2811 if (selection.text) 2753 if (!selection_req)
2812 { /* internal selection */
2813 char *str = rxvt_wcstombs (selection.text, selection.len);
2814 paste (str, strlen (str));
2815 free (str);
2816 return;
2817 } 2754 {
2818 else 2755 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2756 selection_req->run ();
2819 { 2757 }
2820 int i;
2821
2822 selection_request_time = tm;
2823 selection_wait = Sel_normal;
2824
2825 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2826 {
2827#if X_HAVE_UTF8_STRING
2828 selection_type = Sel_UTF8String;
2829 if (selection_request_other (xa[XA_UTF8_STRING], i))
2830 return;
2831#else
2832 selection_type = Sel_CompoundText;
2833 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2834 return;
2835#endif
2836 }
2837 }
2838
2839 selection_wait = Sel_none; /* don't loop in selection_paste () */
2840 selection_paste (display->root, XA_CUT_BUFFER0, false);
2841}
2842
2843int
2844rxvt_term::selection_request_other (Atom target, int selnum)
2845{
2846 Atom sel;
2847
2848 selection_type |= selnum;
2849
2850 if (selnum == Sel_Primary)
2851 sel = XA_PRIMARY;
2852 else if (selnum == Sel_Secondary)
2853 sel = XA_SECONDARY;
2854 else
2855 sel = xa[XA_CLIPBOARD];
2856
2857 if (XGetSelectionOwner (display->display, sel) != None)
2858 {
2859 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2860 vt, selection_request_time);
2861 return 1;
2862 }
2863
2864 return 0;
2865} 2758}
2866 2759
2867/* ------------------------------------------------------------------------- */ 2760/* ------------------------------------------------------------------------- */
2868/* 2761/*
2869 * Clear all selected text 2762 * Clear all selected text
2870 * EXT: SelectionClear 2763 * EXT: SelectionClear
2871 */ 2764 */
2872void 2765void
2873rxvt_term::selection_clear () 2766rxvt_term::selection_clear (bool clipboard) noexcept
2874{ 2767{
2768 if (!clipboard)
2769 {
2875 want_refresh = 1; 2770 want_refresh = 1;
2876 free (selection.text); 2771 free (selection.text);
2877 selection.text = NULL; 2772 selection.text = NULL;
2878 selection.len = 0; 2773 selection.len = 0;
2879 CLEAR_SELECTION (); 2774 CLEAR_SELECTION ();
2880 2775
2881 if (display->selection_owner == this) 2776 if (display->selection_owner == this)
2882 display->selection_owner = 0; 2777 display->selection_owner = 0;
2778 }
2779 else
2780 {
2781 free (selection.clip_text);
2782 selection.clip_text = NULL;
2783 selection.clip_len = 0;
2784
2785 if (display->clipboard_owner == this)
2786 display->clipboard_owner = 0;
2787 }
2883} 2788}
2884 2789
2885/* ------------------------------------------------------------------------- */ 2790/* ------------------------------------------------------------------------- */
2886/* 2791/*
2887 * Copy a selection into the cut buffer 2792 * Copy a selection into the cut buffer
2888 * EXT: button 1 or 3 release 2793 * EXT: button 1 or 3 release
2889 */ 2794 */
2890void 2795void
2891rxvt_term::selection_make (Time tm) 2796rxvt_term::selection_make (Time tm)
2892{ 2797{
2893 int i; 2798 int size;
2894 wchar_t *new_selection_text; 2799 wchar_t *new_selection_text;
2895 text_t *t; 2800 text_t *t;
2896 2801
2897 switch (selection.op) 2802 switch (selection.op)
2898 { 2803 {
… …
2914 return; /* nothing selected, go away */ 2819 return; /* nothing selected, go away */
2915 2820
2916 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2821 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2917 return; 2822 return;
2918 2823
2919 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2824 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2920 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2825 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2921 2826
2922 int ofs = 0; 2827 int ofs = 0;
2923 int extra = 0; 2828 int extra = 0;
2924 2829
2925 int col = selection.beg.col; 2830 int col = selection.beg.col;
… …
2927 2832
2928 int end_col; 2833 int end_col;
2929 2834
2930 for (; row <= selection.end.row; row++, col = 0) 2835 for (; row <= selection.end.row; row++, col = 0)
2931 { 2836 {
2932#if ENABLE_FRILLS 2837#if !ENABLE_MINIMAL
2933 if (selection.rect) 2838 if (selection.rect)
2934 { 2839 {
2935 col = selection.beg.col; 2840 col = selection.beg.col;
2936 end_col = ncol + 1; 2841 end_col = selection.end.col;
2937 } 2842 }
2938 else 2843 else
2939#endif 2844#endif
2940 end_col = ROW(row).l; 2845 end_col = ROW(row).l;
2941 2846
2942 col = max (col, 0); 2847 col = max (col, 0);
2943 2848
2944 if (row == selection.end.row 2849 if (row == selection.end.row)
2945#if ENABLE_FRILLS
2946 || selection.rect
2947#endif
2948 )
2949 min_it (end_col, selection.end.col); 2850 min_it (end_col, selection.end.col);
2950 2851
2951 t = ROW(row).t + col; 2852 t = ROW(row).t + col;
2952 2853
2953 for (; col < end_col; col++) 2854 for (; col < end_col; col++)
… …
2955 if (*t == NOCHAR) 2856 if (*t == NOCHAR)
2956 t++; 2857 t++;
2957#if ENABLE_COMBINING 2858#if ENABLE_COMBINING
2958 else if (IS_COMPOSE (*t)) 2859 else if (IS_COMPOSE (*t))
2959 { 2860 {
2960 int len = rxvt_composite.expand (*t, 0); 2861 int len = rxvt_composite.expand (*t);
2961 2862
2962 extra -= (len - 1); 2863 extra -= (len - 1);
2963 2864
2964 if (extra < 0) 2865 if (extra < 0)
2965 { 2866 {
2966 extra += i; 2867 extra += size;
2967 i += i; 2868 size += size;
2968 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2869 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2969 } 2870 }
2970 2871
2971 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2872 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2972 } 2873 }
2973#endif 2874#endif
2974 else 2875 else
2975 new_selection_text[ofs++] = *t++; 2876 new_selection_text[ofs++] = *t++;
2976 } 2877 }
2977 2878
2978#if ENABLE_FRILLS 2879#if !ENABLE_MINIMAL
2979 if (selection.rect) 2880 if (selection.rect)
2980 { 2881 {
2981 while (ofs 2882 while (ofs
2982 && new_selection_text[ofs - 1] != C0_LF 2883 && new_selection_text[ofs - 1] != C0_LF
2983 && unicode::is_space (new_selection_text[ofs - 1])) 2884 && unicode::is_space (new_selection_text[ofs - 1]))
… …
2985 2886
2986 new_selection_text[ofs++] = C0_LF; 2887 new_selection_text[ofs++] = C0_LF;
2987 } 2888 }
2988 else 2889 else
2989#endif 2890#endif
2990 if (!ROW(row).is_longer () && row != selection.end.row) 2891 if (!ROW(row).is_longer ()
2892 && (row != selection.end.row || end_col != selection.end.col)
2893 && (row != selection.beg.row || selection.beg.col < ncol))
2991 new_selection_text[ofs++] = C0_LF; 2894 new_selection_text[ofs++] = C0_LF;
2992 } 2895 }
2993
2994 if (end_col != selection.end.col)
2995 new_selection_text[ofs++] = C0_LF;
2996 2896
2997 new_selection_text[ofs] = 0; 2897 new_selection_text[ofs] = 0;
2998 2898
2999 if (ofs == 0) 2899 if (ofs == 0)
3000 { 2900 {
… …
3013 2913
3014 selection_grab (tm); 2914 selection_grab (tm);
3015} 2915}
3016 2916
3017bool 2917bool
3018rxvt_term::selection_grab (Time tm) 2918rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
3019{ 2919{
2920 Atom sel;
2921
2922 if (!clipboard)
2923 {
3020 selection_time = tm; 2924 selection_time = tm;
3021 2925 sel = XA_PRIMARY;
3022 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3023 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3024 { 2926 }
2927 else
2928 {
2929 clipboard_time = tm;
2930 sel = xa[XA_CLIPBOARD];
2931 }
2932
2933 XSetSelectionOwner (dpy, sel, vt, tm);
2934 if (XGetSelectionOwner (dpy, sel) == vt)
2935 {
3025 display->set_selection_owner (this); 2936 display->set_selection_owner (this, clipboard);
3026 return true; 2937 return true;
3027 } 2938 }
3028 else 2939 else
2940 {
2941 selection_clear (clipboard);
3029 return false; 2942 return false;
2943 }
3030 2944
3031#if 0 2945#if 0
3032 XTextProperty ct; 2946 XTextProperty ct;
3033 2947
3034 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2948 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3035 { 2949 {
3036 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2950 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3037 XFree (ct.value); 2951 XFree (ct.value);
3038 } 2952 }
3039#endif 2953#endif
… …
3042/* ------------------------------------------------------------------------- */ 2956/* ------------------------------------------------------------------------- */
3043/* 2957/*
3044 * Mark or select text based upon number of clicks: 1, 2, or 3 2958 * Mark or select text based upon number of clicks: 1, 2, or 3
3045 * EXT: button 1 press 2959 * EXT: button 1 press
3046 */ 2960 */
3047void 2961void ecb_cold
3048rxvt_term::selection_click (int clicks, int x, int y) 2962rxvt_term::selection_click (int clicks, int x, int y) noexcept
3049{ 2963{
3050 clicks = ((clicks - 1) % 3) + 1; 2964 clicks = ((clicks - 1) % 3) + 1;
3051 selection.clicks = clicks; /* save clicks so extend will work */ 2965 selection.clicks = clicks; /* save clicks so extend will work */
3052 2966
2967 if (clicks == 2 && !selection.rect
2968 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2969 {
2970 MEvent.clicks = 1; // what a mess
2971 selection.screen = current_screen;
2972 selection.op = SELECTION_CONT;
2973 return;
2974 }
2975
3053 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2976 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3054 2977
3055 if (clicks == 2 || clicks == 3) 2978 if (clicks == 2 || clicks == 3)
3056 selection_extend_colrow (selection.mark.col, 2979 selection_extend_colrow (selection.mark.col,
3057 selection.mark.row + view_start, 2980 selection.mark.row - view_start,
3058 0, /* button 3 */ 2981 0, /* button 3 */
3059 1, /* button press */ 2982 1, /* button press */
3060 0); /* click change */ 2983 0); /* click change */
3061} 2984}
3062 2985
3063/* ------------------------------------------------------------------------- */ 2986/* ------------------------------------------------------------------------- */
3064/* 2987/*
3065 * Mark a selection at the specified col/row 2988 * Mark a selection at the specified col/row
3066 */ 2989 */
3067void 2990void ecb_cold
3068rxvt_term::selection_start_colrow (int col, int row) 2991rxvt_term::selection_start_colrow (int col, int row) noexcept
3069{ 2992{
3070 want_refresh = 1; 2993 want_refresh = 1;
3071 2994
3072 selection.mark.row = row - view_start; 2995 selection.mark.row = row + view_start;
3073 selection.mark.col = col; 2996 selection.mark.col = col;
3074 2997
3075 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 2998 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3076 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 2999 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3077 3000
3078 while (selection.mark.col > 0 3001 while (selection.mark.col > 0
3079 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 3002 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3080 --selection.mark.col; 3003 --selection.mark.col;
3081 3004
3082 if (selection.op) 3005 if (selection.op)
3006 {
3083 { /* clear the old selection */ 3007 /* clear the old selection */
3084 selection.beg.row = selection.end.row = selection.mark.row; 3008 selection.beg.row = selection.end.row = selection.mark.row;
3085 selection.beg.col = selection.end.col = selection.mark.col; 3009 selection.beg.col = selection.end.col = selection.mark.col;
3086 } 3010 }
3087 3011
3088 selection.op = SELECTION_INIT; 3012 selection.op = SELECTION_INIT;
… …
3094 * Word select: select text for 2 clicks 3018 * Word select: select text for 2 clicks
3095 * We now only find out the boundary in one direction 3019 * We now only find out the boundary in one direction
3096 */ 3020 */
3097 3021
3098/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3022/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3099#define DELIMIT_TEXT(x) \ 3023#define DELIMIT_TEXT(x) \
3100 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3024 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3101#define DELIMIT_REND(x) 1 3025#define DELIMIT_REND(x) 1
3102 3026
3103void 3027void ecb_cold
3104rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3028rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
3105{ 3029{
3106 int col, row, dirnadd, tcol, trow, w1, w2; 3030 int col, row, dirnadd, tcol, trow, w1, w2;
3107 row_col_t bound; 3031 row_col_t bound;
3108 text_t *stp; 3032 text_t *stp;
3109 rend_t *srp; 3033 rend_t *srp;
3110 3034
3111 if (dirn == UP) 3035 if (dirn == UP)
3112 { 3036 {
3113 bound.row = - nsaved - 1; 3037 bound.row = top_row - 1;
3114 bound.col = 0; 3038 bound.col = 0;
3115 dirnadd = -1; 3039 dirnadd = -1;
3116 } 3040 }
3117 else 3041 else
3118 { 3042 {
… …
3182 * EXT: button 3 press; button 1 or 3 drag 3106 * EXT: button 3 press; button 1 or 3 drag
3183 * flag == 0 ==> button 1 3107 * flag == 0 ==> button 1
3184 * flag == 1 ==> button 3 press 3108 * flag == 1 ==> button 3 press
3185 * flag == 2 ==> button 3 motion 3109 * flag == 2 ==> button 3 motion
3186 */ 3110 */
3187void 3111void ecb_cold
3188rxvt_term::selection_extend (int x, int y, int flag) 3112rxvt_term::selection_extend (int x, int y, int flag) noexcept
3189{ 3113{
3190 int col = clamp (Pixel2Col (x), 0, ncol); 3114 int col = clamp (Pixel2Col (x), 0, ncol);
3191 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3115 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3192 3116
3193 /* 3117 /*
… …
3196 * select nothing. Otherwise, if we're to the right of the mark, you have to 3120 * select nothing. Otherwise, if we're to the right of the mark, you have to
3197 * be _past_ a character for it to be selected. 3121 * be _past_ a character for it to be selected.
3198 */ 3122 */
3199 if (((selection.clicks % 3) == 1) && !flag 3123 if (((selection.clicks % 3) == 1) && !flag
3200 && (col == selection.mark.col 3124 && (col == selection.mark.col
3201 && (row == selection.mark.row + view_start))) 3125 && (row == selection.mark.row - view_start)))
3202 { 3126 {
3203 /* select nothing */ 3127 /* select nothing */
3204 selection.beg.row = selection.end.row = 0; 3128 selection.beg.row = selection.end.row = 0;
3205 selection.beg.col = selection.end.col = 0; 3129 selection.beg.col = selection.end.col = 0;
3206 selection.clicks = 4; 3130 selection.clicks = 4;
… …
3218 3142
3219/* ------------------------------------------------------------------------- */ 3143/* ------------------------------------------------------------------------- */
3220/* 3144/*
3221 * Extend the selection to the specified col/row 3145 * Extend the selection to the specified col/row
3222 */ 3146 */
3223void 3147void ecb_cold
3224rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3148rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3225{ 3149{
3226 row_col_t pos; 3150 row_col_t pos;
3227 enum { 3151 enum {
3228 LEFT, RIGHT 3152 LEFT, RIGHT
3229 } closeto = RIGHT; 3153 } closeto = RIGHT;
3230
3231 want_refresh = 1;
3232 3154
3233 switch (selection.op) 3155 switch (selection.op)
3234 { 3156 {
3235 case SELECTION_INIT: 3157 case SELECTION_INIT:
3236 CLEAR_SELECTION (); 3158 CLEAR_SELECTION ();
… …
3261 selection.beg.col = selection.end.col = selection.mark.col; 3183 selection.beg.col = selection.end.col = selection.mark.col;
3262 selection.beg.row = selection.end.row = selection.mark.row; 3184 selection.beg.row = selection.end.row = selection.mark.row;
3263 } 3185 }
3264 3186
3265 pos.col = col; 3187 pos.col = col;
3266 pos.row = row - view_start; 3188 pos.row = view_start + row;
3267 3189
3268 /* 3190 /*
3269 * This is mainly xterm style selection with a couple of differences, mainly 3191 * This is mainly xterm style selection with a couple of differences, mainly
3270 * in the way button3 drag extension works. 3192 * in the way button3 drag extension works.
3271 * We're either doing: button1 drag; button3 press; or button3 drag 3193 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3277 * a point/word/line which is either the start or end of the selection 3199 * a point/word/line which is either the start or end of the selection
3278 * and it was decided by whichever point/word/line was `fixed' at the 3200 * and it was decided by whichever point/word/line was `fixed' at the
3279 * time of the most recent button3 press 3201 * time of the most recent button3 press
3280 */ 3202 */
3281 if (button3 && buttonpress) 3203 if (button3 && buttonpress)
3204 {
3282 { /* button3 press */ 3205 /* button3 press */
3283 /* 3206 /*
3284 * first determine which edge of the selection we are closest to 3207 * first determine which edge of the selection we are closest to
3285 */ 3208 */
3286 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3209 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3287 || (!ROWCOL_IS_AFTER (pos, selection.end) 3210 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3305 selection.mark.row = selection.beg.row; 3228 selection.mark.row = selection.beg.row;
3306 selection.mark.col = selection.beg.col; 3229 selection.mark.col = selection.beg.col;
3307 } 3230 }
3308 } 3231 }
3309 else 3232 else
3233 {
3310 { /* button1 drag or button3 drag */ 3234 /* button1 drag or button3 drag */
3311 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3235 if (ROWCOL_IS_AFTER (selection.mark, pos))
3312 { 3236 {
3313 if (selection.mark.row == selection.end.row 3237 if (selection.mark.row == selection.end.row
3314 && selection.mark.col == selection.end.col 3238 && selection.mark.col == selection.end.col
3315 && clickchange 3239 && clickchange
… …
3332 3256
3333 if (selection.clicks == 1) 3257 if (selection.clicks == 1)
3334 { 3258 {
3335 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3259 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3336 && !ROW(selection.beg.row).is_longer () 3260 && !ROW(selection.beg.row).is_longer ()
3337#if ENABLE_FRILLS 3261#if !ENABLE_MINIMAL
3338 && !selection.rect 3262 && !selection.rect
3339#endif 3263#endif
3340 ) 3264 )
3341 selection.beg.col = ncol; 3265 selection.beg.col = ncol;
3342 3266
3343 if ( 3267 if (
3344 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3268 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3345 && !ROW(selection.end.row).is_longer () 3269 && !ROW(selection.end.row).is_longer ()
3346#if ENABLE_FRILLS 3270#if !ENABLE_MINIMAL
3347 && !selection.rect 3271 && !selection.rect
3348#endif 3272#endif
3349 ) 3273 )
3350 selection.end.col = ncol; 3274 selection.end.col = ncol;
3351 } 3275 }
3352 else if (selection.clicks == 2) 3276 else if (selection.clicks == 2)
3353 { 3277 {
3354 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3278 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3355 selection.end.col--; 3279 selection.end.col--;
3356 3280
3357 if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3358 {
3359 selection_delimit_word (UP, &selection.beg, &selection.beg); 3281 selection_delimit_word (UP, &selection.beg, &selection.beg);
3360 selection_delimit_word (DN, &selection.end, &selection.end); 3282 selection_delimit_word (DN, &selection.end, &selection.end);
3361 }
3362 } 3283 }
3363 else if (selection.clicks == 3) 3284 else if (selection.clicks == 3)
3364 { 3285 {
3365#if ENABLE_FRILLS 3286#if ENABLE_FRILLS
3366 if (OPTION (Opt_tripleclickwords)) 3287 if (option (Opt_tripleclickwords))
3367 { 3288 {
3368 selection_delimit_word (UP, &selection.beg, &selection.beg); 3289 selection_delimit_word (UP, &selection.beg, &selection.beg);
3369 3290
3370 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3291 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3371 { 3292 {
3372 if (!ROW(end_row).is_longer ()) 3293 if (!ROW(end_row).is_longer ())
3373 { 3294 {
3374 selection.end.row = end_row; 3295 selection.end.row = end_row;
3375 selection.end.col = ROW(end_row).l; 3296 selection.end.col = ROW(end_row).l;
3297# if !ENABLE_MINIMAL
3376 selection_remove_trailing_spaces (); 3298 selection_remove_trailing_spaces ();
3299# endif
3377 break; 3300 break;
3378 } 3301 }
3379 } 3302 }
3380 } 3303 }
3381 else 3304 else
… …
3397 selection.end.row++; 3320 selection.end.row++;
3398 } 3321 }
3399 } 3322 }
3400 3323
3401 if (button3 && buttonpress) 3324 if (button3 && buttonpress)
3325 {
3402 { /* mark may need to be changed */ 3326 /* mark may need to be changed */
3403 if (closeto == LEFT) 3327 if (closeto == LEFT)
3404 { 3328 {
3405 selection.mark.row = selection.end.row; 3329 selection.mark.row = selection.end.row;
3406 selection.mark.col = selection.end.col - (selection.clicks == 2); 3330 selection.mark.col = selection.end.col - (selection.clicks == 2);
3407 } 3331 }
… …
3410 selection.mark.row = selection.beg.row; 3334 selection.mark.row = selection.beg.row;
3411 selection.mark.col = selection.beg.col; 3335 selection.mark.col = selection.beg.col;
3412 } 3336 }
3413 } 3337 }
3414 3338
3415#if ENABLE_FRILLS 3339#if !ENABLE_MINIMAL
3416 if (selection.rect && selection.beg.col > selection.end.col) 3340 if (selection.rect && selection.beg.col > selection.end.col)
3417 ::swap (selection.beg.col, selection.end.col); 3341 ::swap (selection.beg.col, selection.end.col);
3418#endif 3342#endif
3419}
3420 3343
3421#if ENABLE_FRILLS 3344 selection_changed ();
3422void 3345}
3346
3347#if !ENABLE_MINIMAL
3348void ecb_cold
3423rxvt_term::selection_remove_trailing_spaces () 3349rxvt_term::selection_remove_trailing_spaces () noexcept
3424{ 3350{
3425 int32_t end_col, end_row; 3351 int32_t end_col, end_row;
3426 text_t *stp; 3352 text_t *stp;
3427 3353
3428 end_col = selection.end.col; 3354 end_col = selection.end.col;
… …
3465/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3466/* 3392/*
3467 * Double click on button 3 when already selected 3393 * Double click on button 3 when already selected
3468 * EXT: button 3 double click 3394 * EXT: button 3 double click
3469 */ 3395 */
3470void 3396void ecb_cold
3471rxvt_term::selection_rotate (int x, int y) 3397rxvt_term::selection_rotate (int x, int y) noexcept
3472{ 3398{
3473 selection.clicks = selection.clicks % 3 + 1; 3399 selection.clicks = selection.clicks % 3 + 1;
3474 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3400 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3475} 3401}
3476 3402
3477/* ------------------------------------------------------------------------- */ 3403/* ------------------------------------------------------------------------- */
3478/* 3404/*
3479 * Respond to a request for our current selection 3405 * Respond to a request for our current selection
3480 * EXT: SelectionRequest 3406 * EXT: SelectionRequest
3481 */ 3407 */
3482void 3408void ecb_cold
3483rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3409rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3484{ 3410{
3411 Atom property = rq.property == None ? rq.target : rq.property;
3485 XSelectionEvent ev; 3412 XSelectionEvent ev;
3486 dDisp;
3487 3413
3488 ev.type = SelectionNotify; 3414 ev.type = SelectionNotify;
3489 ev.property = None; 3415 ev.property = None;
3490 ev.display = rq.display; 3416 ev.display = rq.display;
3491 ev.requestor = rq.requestor; 3417 ev.requestor = rq.requestor;
… …
3505 *target++ = xa[XA_COMPOUND_TEXT]; 3431 *target++ = xa[XA_COMPOUND_TEXT];
3506#if X_HAVE_UTF8_STRING 3432#if X_HAVE_UTF8_STRING
3507 *target++ = xa[XA_UTF8_STRING]; 3433 *target++ = xa[XA_UTF8_STRING];
3508#endif 3434#endif
3509 3435
3510 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3436 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3511 32, PropModeReplace, 3437 32, PropModeReplace,
3512 (unsigned char *)target_list, target - target_list); 3438 (unsigned char *)target_list, target - target_list);
3513 ev.property = rq.property; 3439 ev.property = property;
3514 } 3440 }
3515#if TODO // TODO 3441#if TODO // TODO
3516 else if (rq.target == xa[XA_MULTIPLE]) 3442 else if (rq.target == xa[XA_MULTIPLE])
3517 { 3443 {
3518 /* TODO: Handle MULTIPLE */ 3444 /* TODO: Handle MULTIPLE */
3519 } 3445 }
3520#endif 3446#endif
3521 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3447 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3522 { 3448 {
3523 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3449 XChangeProperty (dpy, rq.requestor, property, rq.target,
3524 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3450 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3525 ev.property = rq.property; 3451 ev.property = property;
3452 }
3453 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3454 {
3455 XChangeProperty (dpy, rq.requestor, property, rq.target,
3456 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3457 ev.property = property;
3526 } 3458 }
3527 else if (rq.target == XA_STRING 3459 else if (rq.target == XA_STRING
3528 || rq.target == xa[XA_TEXT] 3460 || rq.target == xa[XA_TEXT]
3529 || rq.target == xa[XA_COMPOUND_TEXT] 3461 || rq.target == xa[XA_COMPOUND_TEXT]
3530 || rq.target == xa[XA_UTF8_STRING] 3462 || rq.target == xa[XA_UTF8_STRING]
… …
3552 style = enc_string; 3484 style = enc_string;
3553 else if (target == xa[XA_TEXT]) 3485 else if (target == xa[XA_TEXT])
3554 style = enc_text; 3486 style = enc_text;
3555 else if (target == xa[XA_COMPOUND_TEXT]) 3487 else if (target == xa[XA_COMPOUND_TEXT])
3556 style = enc_compound_text; 3488 style = enc_compound_text;
3557#if ENABLE_FRILLS 3489#if !ENABLE_MINIMAL
3558 else if (target == xa[XA_UTF8_STRING]) 3490 else if (target == xa[XA_UTF8_STRING])
3559 style = enc_utf8; 3491 style = enc_utf8;
3560#endif 3492#endif
3561 else 3493 else
3562 { 3494 {
3563 target = xa[XA_COMPOUND_TEXT]; 3495 target = xa[XA_COMPOUND_TEXT];
3564 style = enc_compound_text; 3496 style = enc_compound_text;
3565 } 3497 }
3566 3498
3567 if (selection.text) 3499 if (rq.selection == XA_PRIMARY && selection.text)
3568 { 3500 {
3569 cl = selection.text; 3501 cl = selection.text;
3570 selectlen = selection.len; 3502 selectlen = selection.len;
3571 } 3503 }
3504 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3505 {
3506 cl = selection.clip_text;
3507 selectlen = selection.clip_len;
3508 }
3572 else 3509 else
3573 { 3510 {
3574 cl = L""; 3511 cl = (wchar_t *)L"";
3575 selectlen = 0; 3512 selectlen = 0;
3576 } 3513 }
3577 3514
3578#if ENABLE_FRILLS 3515#if !ENABLE_MINIMAL
3579 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3516 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3580 // so recode it manually 3517 // so recode it manually
3581 if (style == enc_utf8) 3518 if (style == enc_utf8)
3582 { 3519 {
3583 freect = 1; 3520 freect = 1;
… …
3586 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3523 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3587 ct.nitems = strlen ((char *)ct.value); 3524 ct.nitems = strlen ((char *)ct.value);
3588 } 3525 }
3589 else 3526 else
3590#endif 3527#endif
3591 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3528 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3592 freect = 1; 3529 freect = 1;
3593 else 3530 else
3594 { 3531 {
3595 /* if we failed to convert then send it raw */ 3532 /* if we failed to convert then send it raw */
3596 ct.value = (unsigned char *)cl; 3533 ct.value = (unsigned char *)cl;
3597 ct.nitems = selectlen; 3534 ct.nitems = selectlen;
3598 ct.encoding = target; 3535 ct.encoding = target;
3599 } 3536 }
3600 3537
3601 XChangeProperty (disp, rq.requestor, rq.property, 3538 XChangeProperty (dpy, rq.requestor, property,
3602 ct.encoding, 8, PropModeReplace, 3539 ct.encoding, 8, PropModeReplace,
3603 ct.value, (int)ct.nitems); 3540 ct.value, (int)ct.nitems);
3604 ev.property = rq.property; 3541 ev.property = property;
3605 3542
3606 if (freect) 3543 if (freect)
3607 XFree (ct.value); 3544 XFree (ct.value);
3608 } 3545 }
3609 3546
3610 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3547 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3611} 3548}
3612 3549
3613/* ------------------------------------------------------------------------- * 3550/* ------------------------------------------------------------------------- */
3614 * MOUSE ROUTINES *
3615 * ------------------------------------------------------------------------- */
3616
3617/*
3618 * return col/row values corresponding to x/y pixel values
3619 */
3620void
3621rxvt_term::pixel_position (int *x, int *y)
3622{
3623 *x = Pixel2Col (*x);
3624 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3625 *y = Pixel2Row (*y);
3626 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3627}
3628
3629/* ------------------------------------------------------------------------- */
3630#ifdef USE_XIM 3551#if USE_XIM
3631void 3552void ecb_cold
3632rxvt_term::im_set_position (XPoint &pos) 3553rxvt_term::im_set_position (XPoint &pos) noexcept
3633{ 3554{
3634 XWindowAttributes xwa; 3555 XWindowAttributes xwa;
3635 3556
3636 XGetWindowAttributes (display->display, vt, &xwa); 3557 XGetWindowAttributes (dpy, vt, &xwa);
3637 3558
3638 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3559 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3639 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3560 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3640} 3561}
3641#endif 3562#endif
3642 3563
3643#if ENABLE_OVERLAY 3564#if ENABLE_OVERLAY
3644void 3565void
3645rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3566rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3646{ 3567{
3647 if (nrow < 1 || ncol < 1) 3568 if (nrow < 1 || ncol < 1)
3648 return; 3569 return;
3649 3570
3650 want_refresh = 1; 3571 want_refresh = 1;
… …
3659 h += 2; min_it (h, nrow); 3580 h += 2; min_it (h, nrow);
3660 3581
3661 x -= 1; clamp_it (x, 0, ncol - w); 3582 x -= 1; clamp_it (x, 0, ncol - w);
3662 y -= 1; clamp_it (y, 0, nrow - h); 3583 y -= 1; clamp_it (y, 0, nrow - h);
3663 3584
3664 ov_x = x; ov_y = y; 3585 ov.x = x; ov.y = y;
3665 ov_w = w; ov_h = h; 3586 ov.w = w; ov.h = h;
3666 3587
3667 ov_text = new text_t *[h]; 3588 ov.text = new text_t *[h];
3668 ov_rend = new rend_t *[h]; 3589 ov.rend = new rend_t *[h];
3669 3590
3670 for (y = 0; y < h; y++) 3591 for (y = 0; y < h; y++)
3671 { 3592 {
3672 text_t *tp = ov_text[y] = new text_t[w]; 3593 text_t *tp = ov.text[y] = new text_t[w];
3673 rend_t *rp = ov_rend[y] = new rend_t[w]; 3594 rend_t *rp = ov.rend[y] = new rend_t[w];
3674 3595
3675 text_t t0, t1, t2; 3596 text_t t0, t1, t2;
3676 rend_t r = OVERLAY_RSTYLE; 3597 rend_t r = OVERLAY_RSTYLE;
3677 3598
3678 if (y == 0) 3599 if (y == 0)
… …
3695 *rp = r; 3616 *rp = r;
3696 } 3617 }
3697} 3618}
3698 3619
3699void 3620void
3700rxvt_term::scr_overlay_off () 3621rxvt_term::scr_overlay_off () noexcept
3701{ 3622{
3702 if (!ov_text) 3623 if (!ov.text)
3703 return; 3624 return;
3704 3625
3705 want_refresh = 1; 3626 want_refresh = 1;
3706 3627
3707 for (int y = 0; y < ov_h; y++) 3628 for (int y = 0; y < ov.h; y++)
3708 { 3629 {
3709 delete [] ov_text[y]; 3630 delete [] ov.text[y];
3710 delete [] ov_rend[y]; 3631 delete [] ov.rend[y];
3711 } 3632 }
3712 3633
3713 delete [] ov_text; ov_text = 0; 3634 delete [] ov.text; ov.text = 0;
3714 delete [] ov_rend; ov_rend = 0; 3635 delete [] ov.rend; ov.rend = 0;
3715} 3636}
3716 3637
3717void 3638void
3718rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3639rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3719{ 3640{
3720 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3641 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3721 return; 3642 return;
3722 3643
3723 x++, y++; 3644 x++, y++;
3724 3645
3725 ov_text[y][x] = text; 3646 ov.text[y][x] = text;
3726 ov_rend[y][x] = rend; 3647 ov.rend[y][x] = rend;
3727} 3648}
3728 3649
3729void 3650void
3730rxvt_term::scr_overlay_set (int x, int y, const char *s) 3651rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3731{ 3652{
3732 while (*s) 3653 while (*s)
3733 scr_overlay_set (x++, y, *s++); 3654 scr_overlay_set (x++, y, *s++);
3734} 3655}
3735 3656
3736void 3657void
3737rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3658rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3738{ 3659{
3739 while (*s) 3660 while (*s)
3740 { 3661 {
3741 text_t t = *s++; 3662 text_t t = *s++;
3742 int width = wcwidth (t); 3663 int width = WCWIDTH (t);
3743 3664
3744 while (width--) 3665 while (width--)
3745 { 3666 {
3746 scr_overlay_set (x++, y, t); 3667 scr_overlay_set (x++, y, t);
3747 t = NOCHAR; 3668 t = NOCHAR;
3748 } 3669 }
3749 } 3670 }
3750} 3671}
3751 3672
3752void 3673void
3753rxvt_term::scr_swap_overlay () 3674rxvt_term::scr_swap_overlay () noexcept
3754{ 3675{
3755 if (!ov_text) 3676 if (!ov.text)
3756 return; 3677 return;
3757 3678
3679 // hide cursor if it is within the overlay area
3680 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3681 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3682 screen.flags &= ~Screen_VisibleCursor;
3683
3758 // swap screen mem with overlay 3684 // swap screen mem with overlay
3759 for (int y = ov_h; y--; ) 3685 for (int y = ov.h; y--; )
3760 { 3686 {
3761 text_t *t1 = ov_text[y]; 3687 text_t *t1 = ov.text[y];
3762 rend_t *r1 = ov_rend[y]; 3688 rend_t *r1 = ov.rend[y];
3763 3689
3764 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x; 3690 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3765 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x; 3691 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3766 3692
3767 for (int x = ov_w; x--; ) 3693 for (int x = ov.w; x--; )
3768 { 3694 {
3769 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3695 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3770 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3696 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3771 } 3697 }
3772 } 3698 }

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