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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.193 by root, Thu Dec 22 19:39:29 2005 UTC vs.
Revision 1.460 by sf-exg, Thu May 13 19:40:20 2021 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) 2003-2004 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
… …
24 * This file handles _all_ screen updates and selections 25 * This file handles _all_ screen updates and selections
25 */ 26 */
26 27
27#include "../config.h" /* NECESSARY */ 28#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 29#include "rxvt.h" /* NECESSARY */
29 30#include "rxvtperl.h" /* NECESSARY */
30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 31
32#include <inttypes.h> 32#include <inttypes.h>
33 33
34#include "salloc.C" // HACK, should be a seperate compile! 34static inline void
35
36inline void fill_text (text_t *start, text_t value, int len) 35fill_text (text_t *start, text_t value, int len)
37{ 36{
38 while (len--) 37 while (len--)
39 *start++ = value; 38 *start++ = value;
40} 39}
41 40
42/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 42#define TABSIZE 8 /* default tab size */
46 43
47/* ------------------------------------------------------------------------- * 44/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 45 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 46 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 47#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 48 if (option (Opt_scrollTtyOutput)) \
52 view_start = 0 49 view_start = 0
53#define CLEAR_SELECTION() \ 50#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 51 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 52 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 53#define CLEAR_ALL_SELECTION() \
… …
84 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)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 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)
87 84
88/* 85/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 86 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 87 */
93#define drawBuffer vt
94
95#define CLEAR_ROWS(row, num) \
96 if (mapped) \
97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 88#define CLEAR_CHARS(x, y, num) \
102 if (mapped) \ 89 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 90 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel (num), \ 91 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 92 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, gc, \
109 0, Row2Pixel (row), \
110 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num))
112 93
113/* ------------------------------------------------------------------------- * 94/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 95 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 96 * ------------------------------------------------------------------------- */
116 97
117/* Fill part/all of a line with blanks. */ 98/* Fill part/all of a line with blanks. */
118void 99void
119rxvt_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
120{ 101{
121 if (!l.t) 102 if (!l.valid ())
122 { 103 {
123 lalloc (l); 104 l.alloc ();
124 col = 0; 105 col = 0;
125 width = ncol; 106 width = ncol;
126 } 107 }
127 108
128 efs &= ~RS_baseattrMask; 109 l.touch ();
110
111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 112 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130 113
131 text_t *et = l.t + col; 114 text_t *et = l.t + col;
132 rend_t *er = l.r + col; 115 rend_t *er = l.r + col;
133 116
… …
139} 122}
140 123
141/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
142/* 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 */
143void 126void
144rxvt_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
145{ 128{
146 scr_blank_line (l, 0, ncol, efs); 129 scr_blank_line (l, 0, ncol, efs);
130
131 l.l = 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_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);
147} 164}
148 165
149/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
152 169
153void 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
154rxvt_term::scr_reset () 215rxvt_term::scr_reset ()
155{ 216{
156#if ENABLE_OVERLAY 217#if ENABLE_OVERLAY
157 scr_overlay_off (); 218 scr_overlay_off ();
158#endif 219#endif
… …
168 229
169 if (ncol == prev_ncol && nrow == prev_nrow) 230 if (ncol == prev_ncol && nrow == prev_nrow)
170 return; 231 return;
171 232
172 // we need at least two lines for wrapping to work correctly 233 // we need at least two lines for wrapping to work correctly
173 if (nrow + saveLines < 2) 234 while (nrow + saveLines < 2)
174 { 235 {
175 //TODO//FIXME 236 //TODO//FIXME
176 saveLines++; 237 saveLines++;
177 prev_nrow--; 238 prev_nrow--;
178 nsaved++; 239 top_row--;
179 } 240 }
180 241
181 want_refresh = 1; 242 want_refresh = 1;
182 243
183 int prev_total_rows = prev_nrow + saveLines; 244 int prev_total_rows = prev_nrow + saveLines;
184 total_rows = nrow + saveLines; 245 total_rows = nrow + saveLines;
185 246
186 screen.tscroll = 0; 247 screen.tscroll = 0;
187 screen.bscroll = nrow - 1; 248 screen.bscroll = nrow - 1;
188 249
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
189 if (!row_buf) 258 if (!prev_row_buf)
190 { 259 {
191 /* 260 top_row = 0;
192 * first time called so just malloc everything: don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 nsaved = 0; /* no saved lines */
196 term_start = 0; 261 term_start = 0;
197
198 talloc = new rxvt_salloc (ncol * sizeof (text_t));
199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
200
201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205
206 for (int row = nrow; row--; )
207 {
208 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
210 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
211 }
212 262
213 memset (charsets, 'B', sizeof (charsets)); 263 memset (charsets, 'B', sizeof (charsets));
214 rstyle = DEFAULT_RSTYLE; 264 rstyle = DEFAULT_RSTYLE;
215 screen.flags = Screen_DefaultFlags; 265 screen.flags = Screen_DefaultFlags;
216 screen.cur.row = screen.cur.col = 0; 266 screen.cur.row = screen.cur.col = 0;
… …
230 selection.text = NULL; 280 selection.text = NULL;
231 selection.len = 0; 281 selection.len = 0;
232 selection.op = SELECTION_CLEAR; 282 selection.op = SELECTION_CLEAR;
233 selection.screen = PRIMARY; 283 selection.screen = PRIMARY;
234 selection.clicks = 0; 284 selection.clicks = 0;
235 CLEAR_ALL_SELECTION (); 285 selection.clip_text = NULL;
236 rvideo = 0; 286 selection.clip_len = 0;
237 } 287 }
238 else 288 else
239 { 289 {
240 /* 290 /*
241 * add or delete rows as appropriate 291 * add or delete rows as appropriate
242 */ 292 */
243 293
244 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 294 int common_col = min (prev_ncol, ncol);
245 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
246
247#if 0
248 if (nrow < prev_nrow)
249 {
250 for (int row = nrow; row < prev_nrow; row++)
251 {
252 lfree (swap_buf [row]);
253 lfree (drawn_buf[row]);
254 }
255 }
256#endif
257
258 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261 295
262 for (int row = min (nrow, prev_nrow); row--; ) 296 for (int row = min (nrow, prev_nrow); row--; )
263 { 297 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 298 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
272 } 299 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
300 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
273 301
274 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 302 copy_line (swap_buf [row], prev_swap_buf [row]);
275 303 }
304
276 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 305 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277 int pend = MOD (term_start - nsaved , prev_total_rows); 306 int pend = MOD (term_start + top_row , prev_total_rows);
278 int q = total_rows; // rewrapped row 307 int q = total_rows; // rewrapped row
279 308
280 if (nsaved) 309 if (top_row)
281 { 310 {
282 // re-wrap lines, this is rather ugly, possibly because I am too dumb 311 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
283 // to come up with a lean and mean algorithm. 312 // to come up with a lean and mean algorithm.
313 // TODO: maybe optimise when width didn't change
284 314
285 row_col_t ocur = screen.cur; 315 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 316 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287 317
288 do 318 do
289 { 319 {
290 p = MOD (p - 1, prev_total_rows); 320 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t); 321 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
293#endif
294
295 int plines = 1; 322 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l; 323 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
297 324
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 325 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299 { 326 {
300 p = MOD (p - 1, prev_total_rows); 327 p = MOD (p - 1, prev_total_rows);
301 328
302 plines++; 329 plines++;
303 llen += prev_ncol; 330 llen += prev_ncol;
… …
316 343
317 // re-assemble the full line by destination lines 344 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++) 345 for (int qrow = q; qlines--; qrow++)
319 { 346 {
320 qline = row_buf + qrow; 347 qline = row_buf + qrow;
321 lalloc (*qline); 348 qline->alloc (); // redundant with next line
349 qline->l = ncol;
322 qline->set_is_longer (); 350 qline->is_longer (1);
323 351
324 int qcol = 0; 352 int qcol = 0;
353
354 // see below for cursor adjustment rationale
355 if (p == ocur.row)
356 screen.cur.row = q - (total_rows - nrow);
325 357
326 // fill a single destination line 358 // fill a single destination line
327 while (lofs < llen && qcol < ncol) 359 while (lofs < llen && qcol < ncol)
328 { 360 {
329 int prow = lofs / prev_ncol; 361 int prow = lofs / prev_ncol;
… …
336 // this seems to upset applications/shells/readline 368 // this seems to upset applications/shells/readline
337 // least. 369 // least.
338 if (prow == ocur.row) 370 if (prow == ocur.row)
339 screen.cur.row = q - (total_rows - nrow); 371 screen.cur.row = q - (total_rows - nrow);
340 372
341 line_t &pline = old_buf [prow]; 373 line_t &pline = prev_row_buf [prow];
342 374
343 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 375 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
344
345 assert (len);
346 assert (pline.t);
347 376
348 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 377 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 378 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350 379
351 lofs += len; 380 lofs += len;
352 qcol += len; 381 qcol += len;
353 } 382 }
354 } 383 }
355 384
356 qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1; 385 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
386 qline->is_longer (0);
357 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 387 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
358 } 388 }
359 while (p != pend && q > 0); 389 while (p != pend && q > 0);
360 390
361 term_start = total_rows - nrow; 391 term_start = total_rows - nrow;
362 nsaved = term_start - q; 392 top_row = q - term_start;
363 393
364 // make sure all terminal lines exist 394 // make sure all terminal lines exist
365 while (nsaved < 0) 395 while (top_row > 0)
366 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); 396 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
367
368 } 397 }
369 else 398 else
370 { 399 {
371 // if no scrollback exists (yet), wing, instead of wrap 400 // if no scrollback exists (yet), wing, instead of wrap
372 401
373 for (int row = min (nrow, prev_nrow); row--; ) 402 for (int row = min (nrow, prev_nrow); row--; )
374 { 403 {
375 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 404 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
376 line_t &qline = row_buf [row]; 405 line_t &dst = row_buf [row];
377 406
378 qline = pline; 407 copy_line (dst, src);
379 lresize (qline);
380 } 408 }
381 409
382 for (int row = prev_nrow; row < nrow; row++) 410 for (int row = prev_nrow; row < nrow; row++)
383 {
384 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 411 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
385 }
386 412
387 term_start = 0; 413 term_start = 0;
388 } 414 }
389
390#ifdef DEBUG_STRICT //TODO: remove
391 for (int i = -nsaved; i < nrow; i++)
392 assert (ROW (i).t);
393#endif
394
395 free (old_buf);
396 delete old_ta;
397 delete old_ra;
398 415
399 clamp_it (screen.cur.row, 0, nrow - 1); 416 clamp_it (screen.cur.row, 0, nrow - 1);
400 clamp_it (screen.cur.col, 0, ncol - 1); 417 clamp_it (screen.cur.col, 0, ncol - 1);
418 }
401 419
402 if (tabs) 420 for (int row = nrow; row--; )
421 {
422 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
423 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
424 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
425 }
426
427 chunk_free (prev_chunk, prev_chunk_size);
428
403 free (tabs); 429 free (tabs);
404 } 430 tabs = (char *)rxvt_malloc (ncol);
431
432 for (int col = ncol; col--; )
433 tabs [col] = col % TABSIZE == 0;
434
435 CLEAR_ALL_SELECTION ();
405 436
406 prev_nrow = nrow; 437 prev_nrow = nrow;
407 prev_ncol = ncol; 438 prev_ncol = ncol;
408 439
409 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
410
411 for (int col = ncol; col--; )
412 tabs [col] = col % TABSIZE == 0;
413
414 tt_winch (); 440 tt_winch ();
415}
416 441
417/* ------------------------------------------------------------------------- */ 442 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
418/* 443}
419 * Free everything. That way malloc debugging can find leakage. 444
420 */ 445void ecb_cold
421void
422rxvt_term::scr_release () 446rxvt_term::scr_release () noexcept
423{ 447{
424 delete talloc; talloc = 0; 448 chunk_free (chunk, chunk_size);
425 delete ralloc; ralloc = 0; 449 chunk = 0;
450 row_buf = 0;
426 451
427 free (row_buf);
428 free (swap_buf);
429 free (drawn_buf);
430 free (temp_buf);
431 free (tabs); 452 free (tabs);
432 453 tabs = 0;
433 row_buf = 0; // signal that we freed all the arrays
434} 454}
435 455
436/* ------------------------------------------------------------------------- */ 456/* ------------------------------------------------------------------------- */
437/* 457/*
438 * Hard reset 458 * Hard/Soft reset
439 */ 459 */
440void 460void ecb_cold
441rxvt_term::scr_poweron () 461rxvt_term::scr_poweron ()
442{ 462{
443 scr_release (); 463 scr_release ();
464
444 prev_nrow = prev_ncol = 0; 465 prev_nrow = prev_ncol = 0;
466 rvideo_mode = false;
467 scr_soft_reset ();
445 scr_reset (); 468 scr_reset ();
446 469
447 scr_clear (true); 470 scr_clear (true);
448 scr_refresh (SLOW_REFRESH); 471 scr_refresh ();
472}
473
474void ecb_cold
475rxvt_term::scr_soft_reset () noexcept
476{
477 /* only affects modes, nothing drastic such as clearing the screen */
478#if ENABLE_OVERLAY
479 scr_overlay_off ();
480#endif
481
482 if (current_screen != PRIMARY)
483 scr_swap_screen ();
484
485 scr_scroll_region (0, MAX_ROWS - 1);
486 scr_rendition (0, ~RS_None);
487 scr_insert_mode (0);
449} 488}
450 489
451/* ------------------------------------------------------------------------- * 490/* ------------------------------------------------------------------------- *
452 * PROCESS SCREEN COMMANDS * 491 * PROCESS SCREEN COMMANDS *
453 * ------------------------------------------------------------------------- */ 492 * ------------------------------------------------------------------------- */
… …
455 * Save and Restore cursor 494 * Save and Restore cursor
456 * XTERM_SEQ: Save cursor : ESC 7 495 * XTERM_SEQ: Save cursor : ESC 7
457 * XTERM_SEQ: Restore cursor: ESC 8 496 * XTERM_SEQ: Restore cursor: ESC 8
458 */ 497 */
459void 498void
460rxvt_term::scr_cursor (int mode) 499rxvt_term::scr_cursor (cursor_mode mode) noexcept
461{ 500{
462 screen_t *s; 501 screen_t *s;
463 502
464#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 503#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
465 if (current_screen == SECONDARY) 504 if (current_screen == SECONDARY)
… …
491 } 530 }
492 531
493 /* boundary check in case screen size changed between SAVE and RESTORE */ 532 /* boundary check in case screen size changed between SAVE and RESTORE */
494 min_it (s->cur.row, nrow - 1); 533 min_it (s->cur.row, nrow - 1);
495 min_it (s->cur.col, ncol - 1); 534 min_it (s->cur.col, ncol - 1);
496#ifdef DEBUG_STRICT
497 assert (s->cur.row >= 0); 535 assert (s->cur.row >= 0);
498 assert (s->cur.col >= 0); 536 assert (s->cur.col >= 0);
499#endif 537}
538
539void
540rxvt_term::scr_swap_screen () noexcept
541{
542 if (!option (Opt_secondaryScreen))
543 return;
544
545 for (int i = prev_nrow; i--; )
546 ::swap (ROW(i), swap_buf [i]);
547
548 ::swap (screen.cur, swap.cur);
549
550 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
551 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
500} 552}
501 553
502/* ------------------------------------------------------------------------- */ 554/* ------------------------------------------------------------------------- */
503/* 555/*
504 * Swap between primary and secondary screens 556 * Swap between primary and secondary screens
505 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 557 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
506 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 558 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
507 */ 559 */
508int 560void
509rxvt_term::scr_change_screen (int scrn) 561rxvt_term::scr_change_screen (int scrn)
510{ 562{
563 if (scrn == current_screen)
564 return;
565
511 want_refresh = 1; 566 want_refresh = 1;
512 view_start = 0; 567 view_start = 0;
513 568
569 /* check for boundary cross */
570 row_col_t pos;
571 pos.row = pos.col = 0;
572 if (ROWCOL_IS_BEFORE (selection.beg, pos)
573 && ROWCOL_IS_AFTER (selection.end, pos))
574 CLEAR_SELECTION ();
575
514 if (current_screen == scrn) 576 current_screen = scrn;
515 return scrn;
516
517 selection_check (2); /* check for boundary cross */
518
519 int i = current_screen; current_screen = scrn; scrn = i;
520
521 ::swap (screen.cur.row, swap.cur.row);
522 ::swap (screen.cur.col, swap.cur.col);
523
524 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
525 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
526 577
527#if NSCREENS 578#if NSCREENS
528 if (options & Opt_secondaryScreen) 579 if (option (Opt_secondaryScreen))
529 { 580 {
530 num_scr = 0; 581 num_scr = 0;
531 582
532 for (int i = prev_nrow; i--; ) 583 scr_swap_screen ();
533 ::swap (ROW(i), swap_buf [i]);
534 584
535 ::swap (screen.charset, swap.charset); 585 ::swap (screen.charset, swap.charset);
536 ::swap (screen.flags, swap.flags); 586 ::swap (screen.flags, swap.flags);
537 screen.flags |= Screen_VisibleCursor; 587 screen.flags |= Screen_VisibleCursor;
538 swap.flags |= Screen_VisibleCursor; 588 swap.flags |= Screen_VisibleCursor;
539 } 589 }
540 else 590 else
541#endif 591#endif
542 if (options & Opt_secondaryScroll) 592 if (option (Opt_secondaryScroll))
543 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 593 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
544
545 return scrn;
546} 594}
547 595
548// clear WrapNext indicator, solidifying position on next line 596// clear WrapNext indicator, solidifying position on next line
549void 597void
550rxvt_term::scr_do_wrap () 598rxvt_term::scr_do_wrap () noexcept
551{ 599{
552 if (!(screen.flags & Screen_WrapNext)) 600 if (!(screen.flags & Screen_WrapNext))
553 return; 601 return;
554 602
555 screen.flags &= ~Screen_WrapNext; 603 screen.flags &= ~Screen_WrapNext;
… …
565/* ------------------------------------------------------------------------- */ 613/* ------------------------------------------------------------------------- */
566/* 614/*
567 * Change the colour for following text 615 * Change the colour for following text
568 */ 616 */
569void 617void
570rxvt_term::scr_color (unsigned int color, int fgbg) 618rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
571{ 619{
572 if (color > maxTermCOLOR) 620 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
573 color = fgbg; 621 color = fgbg;
574 622
575 if (fgbg == Color_fg) 623 if (fgbg == Color_fg)
576 rstyle = SET_FGCOLOR (rstyle, color); 624 rstyle = SET_FGCOLOR (rstyle, color);
577 else 625 else
… …
581/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
582/* 630/*
583 * Change the rendition style for following text 631 * Change the rendition style for following text
584 */ 632 */
585void 633void
586rxvt_term::scr_rendition (int set, int style) 634rxvt_term::scr_rendition (int set, int style) noexcept
587 { 635{
588 if (set) 636 if (set)
589 rstyle |= style; 637 rstyle |= style;
590 else if (style == ~RS_None) 638 else if (style == ~RS_None)
591 rstyle = DEFAULT_RSTYLE; 639 rstyle = DEFAULT_RSTYLE;
592 else 640 else
593 rstyle &= ~style; 641 rstyle &= ~style;
594 } 642}
595 643
596/* ------------------------------------------------------------------------- */ 644/* ------------------------------------------------------------------------- */
597/* 645/*
598 * Scroll text between <row1> and <row2> inclusive, by <count> lines 646 * Scroll text between <row1> and <row2> inclusive, by <count> lines
599 * count positive ==> scroll up 647 * count positive ==> scroll up
600 * count negative ==> scroll down 648 * count negative ==> scroll down
601 */ 649 */
602int 650int ecb_hot
603rxvt_term::scr_scroll_text (int row1, int row2, int count) 651rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
604{ 652{
605 if (count == 0 || (row1 > row2)) 653 if (count == 0 || (row1 > row2))
606 return 0; 654 return 0;
607 655
608 want_refresh = 1; 656 want_refresh = 1;
609 num_scr += count; 657 num_scr += count;
610 658
611 if (count > 0 659 if (count > 0
612 && row1 == 0 660 && row1 == 0
613 && row2 == nrow - 1
614 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 661 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
662 {
663 min_it (count, total_rows - (nrow - (row2 + 1)));
664
665 top_row = max (top_row - count, -saveLines);
666
667 // sever bottommost line
615 { 668 {
616 nsaved = min (nsaved + count, saveLines); 669 line_t &l = ROW(row2);
670 l.is_longer (0);
671 l.touch ();
672 }
673
674 // scroll everything up 'count' lines
617 term_start = (term_start + count) % total_rows; 675 term_start = (term_start + count) % total_rows;
618 676
677 // now copy lines below the scroll region bottom to the
678 // bottom of the screen again, so they look as if they
679 // hadn't moved.
680 for (int i = nrow; --i > row2; )
681 {
682 line_t &l1 = ROW(i - count);
683 line_t &l2 = ROW(i);
684
685 ::swap (l1, l2);
686 l2.touch ();
687 }
688
689 // erase newly scrolled-in lines
690 for (int i = count; i--; )
691 {
692 line_t &l = ROW(row2 - i);
693
694 // optimise if already cleared, can be significant on slow machines
695 // could be rolled into scr_blank_screen_mem
696 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
697 {
698 scr_blank_line (l, 0, l.l, rstyle);
699 l.l = 0;
700 l.f = 0;
701 }
702 else
703 scr_blank_screen_mem (l, rstyle);
704 }
705
706 // move and/or clear selection, if any
619 if (selection.op && current_screen == selection.screen) 707 if (selection.op && current_screen == selection.screen
708 && selection.beg.row <= row2)
620 { 709 {
621 selection.beg.row -= count; 710 selection.beg.row -= count;
622 selection.end.row -= count; 711 selection.end.row -= count;
623 selection.mark.row -= count; 712 selection.mark.row -= count;
624 713
625 selection_check (0); 714 selection_check (0);
626 } 715 }
627 716
628 for (int i = count; i--; ) 717 // finally move the view window, if desired
629 scr_blank_screen_mem (ROW(row2 - i), rstyle);
630
631 if ((options & Opt_scrollWithBuffer) 718 if (option (Opt_scrollWithBuffer)
632 && view_start != 0 719 && view_start != 0
633 && view_start != saveLines) 720 && view_start != -saveLines)
634 scr_page (UP, count); 721 scr_page (count);
722
723 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
724 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
635 } 725 }
636 else 726 else
637 { 727 {
638 if (selection.op && current_screen == selection.screen) 728 if (selection.op && current_screen == selection.screen)
639 { 729 {
640 int i = selection.beg.row; 730 if ((selection.beg.row < row1 && selection.end.row > row1)
641 int j = selection.end.row; 731 || (selection.beg.row < row2 && selection.end.row > row2)
642
643 if ((i < row1 && j > row1)
644 || (i < row2 && j > row2)
645 || (i - count < row1 && i >= row1) 732 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
646 || (i - count > row2 && i <= row2) 733 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
647 || (j - count < row1 && j >= row1) 734 || (selection.end.row - count < row1 && selection.end.row >= row1)
648 || (j - count > row2 && j <= row2)) 735 || (selection.end.row - count > row2 && selection.end.row <= row2))
649 { 736 {
650 CLEAR_ALL_SELECTION (); 737 CLEAR_ALL_SELECTION ();
651 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 738 selection.op = SELECTION_CLEAR;
652 } 739 }
653 else if (j >= row1 && j <= row2) 740 else if (selection.end.row >= row1 && selection.end.row <= row2)
654 { 741 {
655 /* move selected region too */ 742 /* move selected region too */
656 selection.beg.row -= count; 743 selection.beg.row -= count;
657 selection.end.row -= count; 744 selection.end.row -= count;
658 selection.mark.row -= count; 745 selection.mark.row -= count;
659 746
660 selection_check (0); 747 selection_check (0);
661 } 748 }
662 } 749 }
663 750
664 // use a simple and robust scrolling algorithm, this 751 // use a simple and robust scrolling algorithm, this
665 // part of scr_scroll_text is not time-critical. 752 // part of scr_scroll_text is not time-critical.
666 753
754 // sever line above scroll region
755 if (row1)
756 {
757 line_t &l = ROW(row1 - 1);
758 l.is_longer (0);
759 l.touch ();
760 }
761
667 int rows = row2 - row1 + 1; 762 int rows = row2 - row1 + 1;
668 763
669 min_it (count, rows); 764 min_it (count, rows);
765
766 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
670 767
671 for (int row = 0; row < rows; row++) 768 for (int row = 0; row < rows; row++)
672 { 769 {
673 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 770 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
674 771
… …
676 scr_blank_screen_mem (temp_buf [row], rstyle); 773 scr_blank_screen_mem (temp_buf [row], rstyle);
677 } 774 }
678 775
679 for (int row = 0; row < rows; row++) 776 for (int row = 0; row < rows; row++)
680 ROW(row1 + row) = temp_buf [row]; 777 ROW(row1 + row) = temp_buf [row];
778
779 // sever bottommost line
780 {
781 line_t &l = ROW(row2);
782 l.is_longer (0);
783 l.touch ();
784 }
681 } 785 }
682 786
683 return count; 787 return count;
684} 788}
685 789
686/* ------------------------------------------------------------------------- */ 790/* ------------------------------------------------------------------------- */
687/* 791/*
688 * Add text given in <str> of length <len> to screen struct 792 * Add text given in <str> of length <len> to screen struct
689 */ 793 */
690void 794void ecb_hot
691rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 795rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
692{ 796{
693 if (len <= 0) /* sanity */ 797 if (len <= 0) /* sanity */
694 return; 798 return;
695 799
696 unsigned char checksel; 800 bool checksel;
697 unicode_t c; 801 unicode_t c;
698 int last_col; 802 int ncol = this->ncol;
699 const unicode_t *strend = str + len; 803 const wchar_t *strend = str + len;
700 804
701 want_refresh = 1; 805 want_refresh = 1;
702 ZERO_SCROLLBACK (); 806 ZERO_SCROLLBACK ();
703 last_col = ncol;
704 807
705 if (nlines > 0) 808 if (minlines > 0)
706 { 809 {
707 nlines += screen.cur.row - screen.bscroll; 810 minlines += screen.cur.row - screen.bscroll;
811 min_it (minlines, screen.cur.row - top_row);
812
708 if (nlines > 0 813 if (minlines > 0
709 && screen.tscroll == 0 814 && screen.tscroll == 0
710 && screen.bscroll == (nrow - 1)) 815 && screen.bscroll == nrow - 1)
711 { 816 {
712 /* _at least_ this many lines need to be scrolled */ 817 /* _at least_ this many lines need to be scrolled */
713 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 818 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
714 screen.cur.row -= nlines; 819 screen.cur.row -= minlines;
715 } 820 }
716 } 821 }
717 822
718#ifdef DEBUG_STRICT
719 assert (screen.cur.col < last_col); 823 assert (screen.cur.col < ncol);
720 assert (screen.cur.row < nrow 824 assert (screen.cur.row < nrow
721 && screen.cur.row >= -nsaved); 825 && screen.cur.row >= top_row);
722#endif
723 int row = screen.cur.row; 826 int row = screen.cur.row;
724 827
725 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 828 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
726 829
727 line_t *line = &ROW(row); 830 line_t *line = &ROW(row);
728 831
729 while (str < strend) 832 while (str < strend)
730 { 833 {
731 c = *str++; 834 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
732 835
733 if (c < 0x20) 836 if (ecb_unlikely (c < 0x20))
734 if (c == C0_LF) 837 if (c == C0_LF)
735 { 838 {
736 if (!line->is_longer ()) /* XXX: think about this */
737 max_it (line->l, screen.cur.col); 839 max_it (line->l, screen.cur.col);
738 840
739 screen.flags &= ~Screen_WrapNext; 841 screen.flags &= ~Screen_WrapNext;
740 842
741 if (screen.cur.row == screen.bscroll) 843 if (screen.cur.row == screen.bscroll)
742 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 844 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
746 line = &ROW(row); /* _must_ refresh */ 848 line = &ROW(row); /* _must_ refresh */
747 continue; 849 continue;
748 } 850 }
749 else if (c == C0_CR) 851 else if (c == C0_CR)
750 { 852 {
751 if (!line->is_longer ()) /* XXX: think about this */
752 max_it (line->l, screen.cur.col); 853 max_it (line->l, screen.cur.col);
753 854
754 screen.flags &= ~Screen_WrapNext; 855 screen.flags &= ~Screen_WrapNext;
755 screen.cur.col = 0; 856 screen.cur.col = 0;
756 continue; 857 continue;
757 } 858 }
… …
759 { 860 {
760 scr_tab (1, true); 861 scr_tab (1, true);
761 continue; 862 continue;
762 } 863 }
763 864
865 if (ecb_unlikely (
764 if (checksel /* see if we're writing within selection */ 866 checksel /* see if we're writing within selection */
765 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 867 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
766 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 868 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
869 ))
767 { 870 {
768 checksel = 0; 871 checksel = 0;
769 /* 872 /*
770 * If we wrote anywhere in the selected area, kill the selection 873 * If we wrote anywhere in the selected area, kill the selection
771 * XXX: should we kill the mark too? Possibly, but maybe that 874 * XXX: should we kill the mark too? Possibly, but maybe that
772 * should be a similar check. 875 * should be a similar check.
773 */ 876 */
774 CLEAR_SELECTION (); 877 CLEAR_SELECTION ();
775 } 878 }
776 879
777 if (screen.flags & Screen_WrapNext) 880 if (ecb_unlikely (screen.flags & Screen_WrapNext))
778 { 881 {
779 line->set_is_longer ();
780
781 scr_do_wrap (); 882 scr_do_wrap ();
782 883
884 line->l = ncol;
885 line->is_longer (1);
886
783 row = screen.cur.row; 887 row = screen.cur.row;
784 line = &ROW(row); /* _must_ refresh */ 888 line = &ROW(row); /* _must_ refresh */
785 } 889 }
786 890
787 // some utf-8 decoders "decode" surrogate characters: let's fix this. 891 // some utf-8 decoders "decode" surrogate characters: let's fix this.
788 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 892 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
789 c = 0xfffd; 893 c = 0xfffd;
790 894
791 // rely on wcwidth to tell us the character width, at least for non-latin1 895 // rely on wcwidth to tell us the character width, do wcwidth before
792 // do wcwidth before further replacements, as wcwidth might return -1 896 // further replacements, as wcwidth might return -1 for the line
793 // for the line drawing characters below as they might be invalid in the current 897 // drawing characters below as they might be invalid in the current
794 // locale. 898 // locale.
795 int width = c < 0x100 ? 1 : wcwidth (c); 899 int width = WCWIDTH (c);
796 900
797 if (charsets[screen.charset] == '0') // DEC SPECIAL 901 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
798 { 902 {
799 // vt100 special graphics and line drawing 903 // vt100 special graphics and line drawing
800 // 5f-7e standard vt100 904 // 5f-7e standard vt100
801 // 40-5e rxvt extension for extra curses acs chars 905 // 40-5e rxvt extension for extra curses acs chars
802 static uint16_t vt100_0[62] = { // 41 .. 7e 906 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
815 c = vt100_0[c - 0x41]; 919 c = vt100_0[c - 0x41];
816 width = 1; // vt100 line drawing characters are always single-width 920 width = 1; // vt100 line drawing characters are always single-width
817 } 921 }
818 } 922 }
819 923
820 if (screen.flags & Screen_Insert) 924 if (ecb_unlikely (screen.flags & Screen_Insert))
821 scr_insdel_chars (width, INSERT); 925 scr_insdel_chars (width, INSERT);
822 926
823 if (width != 0) 927 if (width != 0)
824 { 928 {
825#if !UNICODE_3 929#if !UNICODE_3
… …
830# else 934# else
831 c = 0xfffd; 935 c = 0xfffd;
832# endif 936# endif
833#endif 937#endif
834 938
939 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
940
941 // if the character doesn't fit into the remaining columns...
942 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
943 {
944 if (screen.flags & Screen_Autowrap)
945 {
946 // ... artificially enlargen the previous one
947 c = NOCHAR;
948 // and try the same character next loop iteration
949 --str;
950 }
951 else
952 screen.cur.col = ncol - width;
953 }
954
835 // nuke the character at this position, if required 955 // nuke the character at this position, if required
956 // due to wonderful coincidences everywhere else in this loop
957 // we never have to check for overwriting a wide char itself,
958 // only its tail.
836 if (line->t[screen.cur.col] == NOCHAR 959 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
837 || (screen.cur.col < ncol - 1 960 scr_kill_char (*line, screen.cur.col);
838 && line->t[screen.cur.col + 1] == NOCHAR))
839 {
840 int col = screen.cur.col;
841 961
842 // find begin 962 line->touch ();
843 while (col > 0 && line->t[col] == NOCHAR)
844 col--;
845
846 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
847
848 // found begin, nuke
849 do {
850 line->t[col] = ' ';
851 line->r[col] = rend;
852 col++;
853 } while (col < ncol && line->t[col] == NOCHAR);
854 }
855
856 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
857
858 // if the character doesn't fit into the remaining columns...
859 if (screen.cur.col > last_col - width && last_col >= width)
860 {
861 // ...output spaces
862 c = ' ';
863 // and try the same character next loop iteration
864 --str;
865 }
866 963
867 do 964 do
868 { 965 {
869 line->t[screen.cur.col] = c; 966 line->t[screen.cur.col] = c;
870 line->r[screen.cur.col] = rend; 967 line->r[screen.cur.col] = rend;
871 968
872 if (screen.cur.col < last_col - 1) 969 if (ecb_likely (screen.cur.col < ncol - 1))
873 screen.cur.col++; 970 screen.cur.col++;
874 else 971 else
875 { 972 {
876 line->l = last_col; 973 line->l = ncol;
877 if (screen.flags & Screen_Autowrap) 974 if (screen.flags & Screen_Autowrap)
878 screen.flags |= Screen_WrapNext; 975 screen.flags |= Screen_WrapNext;
879 break; 976
977 goto end_of_line;
880 } 978 }
881 979
882 c = NOCHAR; 980 c = NOCHAR;
883 } 981 }
884 while (--width > 0); 982 while (ecb_unlikely (--width > 0));
885 983
886 // pad with spaces when overwriting wide character with smaller one 984 // pad with spaces when overwriting wide character with smaller one
887 if (!width)
888 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 985 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
889 { 986 {
890 line->t[c] = ' '; 987 line->t[c] = ' ';
891 line->r[c] = rend; 988 line->r[c] = rend;
892 } 989 }
990
991end_of_line:
893 } 992 ;
993 }
994#if ENABLE_COMBINING
894 else // width == 0 995 else // width == 0
895 { 996 {
896#if ENABLE_COMBINING 997 if (c != 0xfeff) // ignore BOM
897 // handle combining characters
898 // we just tag the accent on the previous on-screen character.
899 // this is arguably not correct, but also arguably not wrong.
900 // we don't handle double-width characters nicely yet.
901 text_t *tp;
902 rend_t *rp;
903
904 if (screen.cur.col > 0)
905 { 998 {
999 // handle combining characters
1000 // we just tag the accent on the previous on-screen character.
1001 // this is arguably not correct, but also arguably not wrong.
1002 // we don't handle double-width characters nicely yet.
1003 line_t *linep;
1004 text_t *tp;
1005 rend_t *rp;
1006
1007 if (screen.cur.col > 0)
1008 {
1009 linep = line;
906 tp = line->t + screen.cur.col - 1; 1010 tp = line->t + screen.cur.col - 1;
907 rp = line->r + screen.cur.col - 1; 1011 rp = line->r + screen.cur.col - 1;
1012 }
1013 else if (screen.cur.row > 0
1014 && ROW(screen.cur.row - 1).is_longer ())
1015 {
1016 linep = &ROW(screen.cur.row - 1);
1017 tp = linep->t + ncol - 1;
1018 rp = linep->r + ncol - 1;
1019 }
1020 else
1021 continue;
908 1022
1023 linep->touch ();
1024
909 while (*tp == NOCHAR && tp > line->t) 1025 while (*tp == NOCHAR && tp > linep->t)
910 tp--, rp--; 1026 tp--, rp--;
1027
1028 // first try to find a precomposed character
1029 unicode_t n = rxvt_compose (*tp, c);
1030 if (n == NOCHAR)
1031 n = rxvt_composite.compose (*tp, c);
1032
1033 *tp = n;
1034 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
911 } 1035 }
912 else if (screen.cur.row > 0
913 && ROW(screen.cur.row - 1).is_longer ())
914 {
915 line_t *line = &ROW(screen.cur.row - 1);
916
917 tp = line->t + last_col - 1;
918 rp = line->r + last_col - 1;
919
920 while (*tp == NOCHAR && tp > line->t)
921 tp--, rp--;
922 } 1036 }
923 else
924 continue;
925
926 // first try to find a precomposed character
927 unicode_t n = rxvt_compose (*tp, c);
928 if (n == NOCHAR)
929 n = rxvt_composite.compose (*tp, c);
930
931 *tp = n;
932 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
933#endif 1037#endif
934 }
935 } 1038 }
936 1039
937 if (!line->is_longer ()) /* XXX: think about this */
938 max_it (line->l, screen.cur.col); 1040 max_it (line->l, screen.cur.col);
939 1041
940#ifdef DEBUG_STRICT
941 assert (screen.cur.row >= 0); 1042 assert (screen.cur.row >= 0);
942#endif
943} 1043}
944 1044
945/* ------------------------------------------------------------------------- */ 1045/* ------------------------------------------------------------------------- */
946/* 1046/*
947 * Process Backspace. Move back the cursor back a position, wrap if have to 1047 * Process Backspace. Move back the cursor back a position, wrap if have to
948 * XTERM_SEQ: CTRL-H 1048 * XTERM_SEQ: CTRL-H
949 */ 1049 */
950void 1050void
951rxvt_term::scr_backspace () 1051rxvt_term::scr_backspace () noexcept
952{ 1052{
953 want_refresh = 1;
954
955 if (screen.cur.col == 0) 1053 if (screen.cur.col == 0)
956 { 1054 {
957 if (screen.cur.row > 0) 1055 if (screen.cur.row > 0)
958 { 1056 {
959#ifdef TERMCAP_HAS_BW 1057#ifdef TERMCAP_HAS_BW
960 screen.cur.col = ncol - 1; 1058 screen.cur.col = ncol - 1;
961 screen.cur.row--; 1059 --screen.cur.row;
962 return; 1060
1061 want_refresh = 1;
963#endif 1062#endif
964 } 1063 }
965 } 1064 }
966 else if (!(screen.flags & Screen_WrapNext)) 1065 else if (screen.flags & Screen_WrapNext)
1066 screen.flags &= ~Screen_WrapNext;
1067 else
967 scr_gotorc (0, -1, RELATIVE); 1068 scr_gotorc (0, -1, RELATIVE);
968
969 screen.flags &= ~Screen_WrapNext;
970} 1069}
971 1070
972/* ------------------------------------------------------------------------- */ 1071/* ------------------------------------------------------------------------- */
973/* 1072/*
974 * Process Horizontal Tab 1073 * Process Horizontal Tab
975 * count: +ve = forward; -ve = backwards 1074 * count: +ve = forward; -ve = backwards
976 * XTERM_SEQ: CTRL-I 1075 * XTERM_SEQ: CTRL-I
977 */ 1076 */
978void 1077void
979rxvt_term::scr_tab (int count, bool ht) 1078rxvt_term::scr_tab (int count, bool ht) noexcept
980{ 1079{
981 int i, x; 1080 int i, x;
982 1081
983 want_refresh = 1; 1082 want_refresh = 1;
984 i = x = screen.cur.col; 1083 i = x = screen.cur.col;
… …
993 1092
994 for (; ++i < ncol; ) 1093 for (; ++i < ncol; )
995 if (tabs[i]) 1094 if (tabs[i])
996 { 1095 {
997 x = i; 1096 x = i;
1097
998 if (!--count) 1098 if (!--count)
999 break; 1099 break;
1000 } 1100 }
1001 else 1101 else
1002 ht &= l.t[i] == ' ' 1102 ht &= l.t[i] == ' '
1003 && RS_SAME (l.r[i], base_rend); 1103 && RS_SAME (l.r[i], base_rend);
1004 1104
1005 if (count) 1105 if (count)
1006 x = ncol - 1; 1106 x = ncol - 1;
1007 1107
1008 // store horizontal tab commands as characters inside the text 1108 // store horizontal tab commands as characters inside the text
1009 // buffer so they can be selected and pasted. 1109 // buffer so they can be selected and pasted.
1010 if (ht && options & Opt_pastableTabs) 1110 if (ht && option (Opt_pastableTabs))
1011 { 1111 {
1012 base_rend = SET_FONT (base_rend, 0); 1112 base_rend = SET_FONT (base_rend, 0);
1013 1113
1014 if (!l.is_longer ()) /* XXX: think about this */ 1114 l.touch (x);
1015 max_it (l.l, x);
1016 1115
1017 i = screen.cur.col; 1116 i = screen.cur.col;
1018 1117
1019 l.t[i] = '\t'; 1118 l.t[i] = '\t';
1020 l.r[i] = base_rend; 1119 l.r[i] = base_rend;
… …
1049 * Process DEC Back Index 1148 * Process DEC Back Index
1050 * XTERM_SEQ: ESC 6 1149 * XTERM_SEQ: ESC 6
1051 * Move cursor left in row. If we're at the left boundary, shift everything 1150 * Move cursor left in row. If we're at the left boundary, shift everything
1052 * in that row right. Clear left column. 1151 * in that row right. Clear left column.
1053 */ 1152 */
1054#if ENABLE_FRILLS 1153#if !ENABLE_MINIMAL
1055void 1154void ecb_cold
1056rxvt_term::scr_backindex () 1155rxvt_term::scr_backindex () noexcept
1057{ 1156{
1058 if (screen.cur.col > 0) 1157 if (screen.cur.col > 0)
1059 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1158 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1060 else 1159 else
1061 scr_insdel_chars (1, INSERT); 1160 scr_insdel_chars (1, INSERT);
… …
1066 * Process DEC Forward Index 1165 * Process DEC Forward Index
1067 * XTERM_SEQ: ESC 9 1166 * XTERM_SEQ: ESC 9
1068 * Move cursor right in row. If we're at the right boundary, shift everything 1167 * Move cursor right in row. If we're at the right boundary, shift everything
1069 * in that row left. Clear right column. 1168 * in that row left. Clear right column.
1070 */ 1169 */
1071#if ENABLE_FRILLS 1170#if !ENABLE_MINIMAL
1072void 1171void ecb_cold
1073rxvt_term::scr_forwardindex () 1172rxvt_term::scr_forwardindex () noexcept
1074{ 1173{
1075 if (screen.cur.col < ncol - 1) 1174 if (screen.cur.col < ncol - 1)
1076 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1175 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1077 else 1176 else
1078 { 1177 {
1079 if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN 1178 line_t &l = ROW(screen.cur.row);
1080 ROW(screen.cur.row).l = ncol; 1179
1180 l.touch ();
1181 l.is_longer (0);
1081 1182
1082 scr_gotorc (0, 0, R_RELATIVE); 1183 scr_gotorc (0, 0, R_RELATIVE);
1083 scr_insdel_chars (1, DELETE); 1184 scr_insdel_chars (1, DELETE);
1084 scr_gotorc (0, ncol - 1, R_RELATIVE); 1185 scr_gotorc (0, ncol - 1, R_RELATIVE);
1085 } 1186 }
… …
1089/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1090/* 1191/*
1091 * Goto Row/Column 1192 * Goto Row/Column
1092 */ 1193 */
1093void 1194void
1094rxvt_term::scr_gotorc (int row, int col, int relative) 1195rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1095{ 1196{
1096 want_refresh = 1; 1197 want_refresh = 1;
1097 ZERO_SCROLLBACK (); 1198 ZERO_SCROLLBACK ();
1098 1199
1099 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1200 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1121 } 1222 }
1122 } 1223 }
1123 else 1224 else
1124 { 1225 {
1125 if (screen.flags & Screen_Relative) 1226 if (screen.flags & Screen_Relative)
1227 {
1126 { /* relative origin mode */ 1228 /* relative origin mode */
1127 screen.cur.row = row + screen.tscroll; 1229 screen.cur.row = row + screen.tscroll;
1128 min_it (screen.cur.row, screen.bscroll); 1230 min_it (screen.cur.row, screen.bscroll);
1129 } 1231 }
1130 else 1232 else
1131 screen.cur.row = row; 1233 screen.cur.row = row;
… …
1137/* ------------------------------------------------------------------------- */ 1239/* ------------------------------------------------------------------------- */
1138/* 1240/*
1139 * direction should be UP or DN 1241 * direction should be UP or DN
1140 */ 1242 */
1141void 1243void
1142rxvt_term::scr_index (enum page_dirn direction) 1244rxvt_term::scr_index (enum page_dirn direction) noexcept
1143{ 1245{
1144 int dirn;
1145
1146 want_refresh = 1; 1246 want_refresh = 1;
1147 ZERO_SCROLLBACK (); 1247 ZERO_SCROLLBACK ();
1148 1248
1149 dirn = ((direction == UP) ? 1 : -1);
1150
1151 screen.flags &= ~Screen_WrapNext; 1249 screen.flags &= ~Screen_WrapNext;
1152 1250
1153 if ((screen.cur.row == screen.bscroll && direction == UP) 1251 if ((screen.cur.row == screen.bscroll && direction == UP)
1154 || (screen.cur.row == screen.tscroll && direction == DN)) 1252 || (screen.cur.row == screen.tscroll && direction == DN))
1155 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1253 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1156 else 1254 else
1157 screen.cur.row += dirn; 1255 screen.cur.row += direction;
1158 1256
1159 clamp_it (screen.cur.row, 0, nrow - 1); 1257 clamp_it (screen.cur.row, 0, nrow - 1);
1160 selection_check (0); 1258 selection_check (0);
1161} 1259}
1162 1260
… …
1164/* 1262/*
1165 * Erase part or whole of a line 1263 * Erase part or whole of a line
1166 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1264 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1167 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1265 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1168 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1266 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1267 * extension: clear to right unless wrapped: ESC [ 3 K
1169 */ 1268 */
1170void 1269void
1171rxvt_term::scr_erase_line (int mode) 1270rxvt_term::scr_erase_line (int mode) noexcept
1172{ 1271{
1173 unsigned int col, num; 1272 unsigned int col, num;
1174 1273
1175 want_refresh = 1; 1274 want_refresh = 1;
1176 ZERO_SCROLLBACK (); 1275 ZERO_SCROLLBACK ();
1177 1276
1178 selection_check (1); 1277 selection_check (1);
1179 1278
1180 line_t &line = ROW(screen.cur.row); 1279 line_t &line = ROW(screen.cur.row);
1181 1280
1281 line.touch ();
1282 line.is_longer (0);
1283
1182 switch (mode) 1284 switch (mode)
1183 { 1285 {
1286 case 3:
1287 if (screen.flags & Screen_WrapNext)
1288 return;
1289
1290 /* fall through */
1291
1184 case 0: /* erase to end of line */ 1292 case 0: /* erase to end of line */
1185 col = screen.cur.col; 1293 col = screen.cur.col;
1186 num = ncol - col; 1294 num = ncol - col;
1187 min_it (line.l, col); 1295 min_it (line.l, col);
1296
1188 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1297 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1189 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1298 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1190 CLEAR_SELECTION (); 1299 CLEAR_SELECTION ();
1191 break; 1300 break;
1301
1192 case 1: /* erase to beginning of line */ 1302 case 1: /* erase to beginning of line */
1193 col = 0; 1303 col = 0;
1194 num = screen.cur.col + 1; 1304 num = screen.cur.col + 1;
1305
1195 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1306 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1196 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1307 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1197 CLEAR_SELECTION (); 1308 CLEAR_SELECTION ();
1198 break; 1309 break;
1310
1199 case 2: /* erase whole line */ 1311 case 2: /* erase whole line */
1200 col = 0; 1312 col = 0;
1201 num = ncol; 1313 num = ncol;
1202 line.l = 0; 1314 line.l = 0;
1203 if (selection.beg.row <= screen.cur.row 1315 if (selection.beg.row <= screen.cur.row
… …
1211 scr_blank_line (line, col, num, rstyle); 1323 scr_blank_line (line, col, num, rstyle);
1212} 1324}
1213 1325
1214/* ------------------------------------------------------------------------- */ 1326/* ------------------------------------------------------------------------- */
1215/* 1327/*
1216 * Erase part of whole of the screen 1328 * Erase part or whole of the screen
1217 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1329 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1218 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1330 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1219 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1331 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1220 */ 1332 */
1221void 1333void
1222rxvt_term::scr_erase_screen (int mode) 1334rxvt_term::scr_erase_screen (int mode) noexcept
1223{ 1335{
1224 int num; 1336 int num;
1225 int32_t row; 1337 int32_t row;
1226 rend_t ren; 1338 rend_t ren;
1227 XGCValues gcvalue; 1339 XGCValues gcvalue;
… …
1230 ZERO_SCROLLBACK (); 1342 ZERO_SCROLLBACK ();
1231 1343
1232 switch (mode) 1344 switch (mode)
1233 { 1345 {
1234 case 0: /* erase to end of screen */ 1346 case 0: /* erase to end of screen */
1235 selection_check (1);
1236 scr_erase_line (0); 1347 scr_erase_line (0);
1237 row = screen.cur.row + 1; /* possible OOB */ 1348 row = screen.cur.row + 1; /* possible OOB */
1238 num = nrow - row; 1349 num = nrow - row;
1239 break; 1350 break;
1240 case 1: /* erase to beginning of screen */ 1351 case 1: /* erase to beginning of screen */
1241 selection_check (3);
1242 scr_erase_line (1); 1352 scr_erase_line (1);
1243 row = 0; 1353 row = 0;
1244 num = screen.cur.row; 1354 num = screen.cur.row;
1245 break; 1355 break;
1246 case 2: /* erase whole screen */ 1356 case 2: /* erase whole screen */
1247 selection_check (3);
1248 row = 0; 1357 row = 0;
1249 num = nrow; 1358 num = nrow;
1250 break; 1359 break;
1251 default: 1360 default:
1252 return; 1361 return;
… …
1261 if (row >= nrow) /* Out Of Bounds */ 1370 if (row >= nrow) /* Out Of Bounds */
1262 return; 1371 return;
1263 1372
1264 min_it (num, nrow - row); 1373 min_it (num, nrow - row);
1265 1374
1266 if (rstyle & (RS_RVid | RS_Uline)) 1375 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1267 ren = (rend_t) ~RS_None; 1376 ren = (rend_t) ~RS_None;
1268 else if (GET_BASEBG (rstyle) == Color_bg) 1377 else if (GET_BASEBG (rstyle) == Color_bg)
1269 { 1378 {
1270 ren = DEFAULT_RSTYLE; 1379 ren = DEFAULT_RSTYLE;
1271 CLEAR_ROWS (row, num); 1380
1381 if (mapped)
1382 XClearArea (dpy, vt, 0,
1383 Row2Pixel (row - view_start), (unsigned int)vt_width,
1384 (unsigned int)Height2Pixel (num), False);
1272 } 1385 }
1273 else 1386 else
1274 { 1387 {
1275 ren = rstyle & (RS_fgMask | RS_bgMask); 1388 ren = rstyle & (RS_fgMask | RS_bgMask);
1389
1390 if (mapped)
1391 {
1276 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1392 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1277 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1278 ERASE_ROWS (row, num); 1394 XFillRectangle (dpy, vt, gc,
1395 0, Row2Pixel (row - view_start),
1396 (unsigned int)vt_width,
1397 (unsigned int)Height2Pixel (num));
1279 gcvalue.foreground = pix_colors[Color_fg]; 1398 gcvalue.foreground = pix_colors[Color_fg];
1280 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1399 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1400 }
1281 } 1401 }
1282 1402
1283 for (; num--; row++) 1403 for (; num--; row++)
1284 { 1404 {
1285 scr_blank_screen_mem (ROW (row), rstyle); 1405 scr_blank_screen_mem (ROW(row), rstyle);
1286 ROW (row).l = 0; 1406
1407 if (row - view_start < nrow)
1287 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1408 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1288 } 1409 }
1289} 1410}
1290 1411
1291#if ENABLE_FRILLS 1412#if !ENABLE_MINIMAL
1292void 1413void
1293rxvt_term::scr_erase_savelines () 1414rxvt_term::scr_erase_savelines () noexcept
1294{ 1415{
1295 want_refresh = 1; 1416 want_refresh = 1;
1296 ZERO_SCROLLBACK (); 1417 ZERO_SCROLLBACK ();
1297 1418
1298 nsaved = 0; 1419 top_row = 0;
1299} 1420}
1300#endif 1421#endif
1301 1422
1302/* ------------------------------------------------------------------------- */ 1423/* ------------------------------------------------------------------------- */
1303/* 1424/*
1304 * Fill the screen with `E's 1425 * Fill the screen with `E's
1305 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1426 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1306 */ 1427 */
1307void 1428void ecb_cold
1308rxvt_term::scr_E () 1429rxvt_term::scr_E () noexcept
1309{ 1430{
1310 rend_t fs; 1431 rend_t fs;
1311 1432
1312 want_refresh = 1; 1433 want_refresh = 1;
1313 ZERO_SCROLLBACK (); 1434 ZERO_SCROLLBACK ();
1314 1435
1315 num_scr_allow = 0; 1436 num_scr_allow = 0;
1316 selection_check (3); 1437
1438 row_col_t pos;
1439 pos.row = pos.col = 0;
1440 if (ROWCOL_IS_AFTER (selection.end, pos))
1441 CLEAR_SELECTION ();
1317 1442
1318 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1443 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1319 for (int row = nrow; row--; ) 1444 for (int row = nrow; row--; )
1320 { 1445 {
1321 line_t &line = ROW(row); 1446 line_t &line = ROW(row);
… …
1324 rend_t *r1 = line.r; 1449 rend_t *r1 = line.r;
1325 1450
1326 for (int j = ncol; j--; ) 1451 for (int j = ncol; j--; )
1327 *r1++ = fs; 1452 *r1++ = fs;
1328 1453
1329 line.l = ncol; /* make the `E's selectable */ 1454 line.is_longer (0);
1455 line.touch (ncol);
1330 } 1456 }
1331} 1457}
1332 1458
1333/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1334/* 1460/*
1335 * Insert/Delete <count> lines 1461 * Insert/Delete <count> lines
1336 */ 1462 */
1337void 1463void
1338rxvt_term::scr_insdel_lines (int count, int insdel) 1464rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1339{ 1465{
1340 int end; 1466 int end;
1341 1467
1342 ZERO_SCROLLBACK (); 1468 ZERO_SCROLLBACK ();
1343 1469
… …
1363/* ------------------------------------------------------------------------- */ 1489/* ------------------------------------------------------------------------- */
1364/* 1490/*
1365 * Insert/Delete <count> characters from the current position 1491 * Insert/Delete <count> characters from the current position
1366 */ 1492 */
1367void 1493void
1368rxvt_term::scr_insdel_chars (int count, int insdel) 1494rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1369{ 1495{
1370 int col, row;
1371 rend_t tr;
1372
1373 want_refresh = 1; 1496 want_refresh = 1;
1374 ZERO_SCROLLBACK (); 1497 ZERO_SCROLLBACK ();
1375 1498
1376 if (count <= 0) 1499 if (count <= 0)
1377 return; 1500 return;
… …
1379 scr_do_wrap (); 1502 scr_do_wrap ();
1380 1503
1381 selection_check (1); 1504 selection_check (1);
1382 min_it (count, ncol - screen.cur.col); 1505 min_it (count, ncol - screen.cur.col);
1383 1506
1384 row = screen.cur.row; 1507 int row = screen.cur.row;
1385 1508
1386 line_t *line = &ROW(row); 1509 line_t *line = &ROW(row);
1387 1510
1511 line->touch ();
1512 line->is_longer (0);
1513
1514 // nuke wide spanning the start
1515 if (line->t[screen.cur.col] == NOCHAR)
1516 scr_kill_char (*line, screen.cur.col);
1517
1388 switch (insdel) 1518 switch (insdel)
1389 { 1519 {
1390 case INSERT: 1520 case INSERT:
1391 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1521 line->l = min (line->l + count, ncol);
1522
1523 if (line->t[screen.cur.col] == NOCHAR)
1524 scr_kill_char (*line, screen.cur.col);
1525
1526 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1392 { 1527 {
1393 line->t[col] = line->t[col - count]; 1528 line->t[col] = line->t[col - count];
1394 line->r[col] = line->r[col - count]; 1529 line->r[col] = line->r[col - count];
1395 }
1396
1397 if (!line->is_longer ())
1398 {
1399 line->l += count;
1400 min_it (line->l, ncol);
1401 } 1530 }
1402 1531
1403 if (selection.op && current_screen == selection.screen 1532 if (selection.op && current_screen == selection.screen
1404 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1533 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1405 { 1534 {
1406 if (selection.end.row != screen.cur.row 1535 if (selection.end.row != screen.cur.row
1407 || (selection.end.col + count >= ncol)) 1536 || (selection.end.col + count >= ncol))
1408 CLEAR_SELECTION (); 1537 CLEAR_SELECTION ();
1409 else 1538 else
1539 {
1410 { /* shift selection */ 1540 /* shift selection */
1411 selection.beg.col += count; 1541 selection.beg.col += count;
1412 selection.mark.col += count; /* XXX: yes? */ 1542 selection.mark.col += count; /* XXX: yes? */
1413 selection.end.col += count; 1543 selection.end.col += count;
1414 } 1544 }
1415 } 1545 }
… …
1419 1549
1420 case ERASE: 1550 case ERASE:
1421 screen.cur.col += count; /* don't worry if > ncol */ 1551 screen.cur.col += count; /* don't worry if > ncol */
1422 selection_check (1); 1552 selection_check (1);
1423 screen.cur.col -= count; 1553 screen.cur.col -= count;
1554
1555 // nuke wide char after the end
1556 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1557 scr_kill_char (*line, screen.cur.col + count);
1558
1424 scr_blank_line (*line, screen.cur.col, count, rstyle); 1559 scr_blank_line (*line, screen.cur.col, count, rstyle);
1425 break; 1560 break;
1426 1561
1427 case DELETE: 1562 case DELETE:
1428 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1563 line->l = max (line->l - count, 0);
1429 1564
1565 // nuke wide char spanning the end
1566 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1567 scr_kill_char (*line, screen.cur.col + count);
1568
1430 for (col = screen.cur.col; (col + count) < ncol; col++) 1569 for (int col = screen.cur.col; (col + count) < ncol; col++)
1431 { 1570 {
1432 line->t[col] = line->t[col + count]; 1571 line->t[col] = line->t[col + count];
1433 line->r[col] = line->r[col + count]; 1572 line->r[col] = line->r[col + count];
1434 } 1573 }
1435 1574
1436 scr_blank_line (*line, ncol - count, count, tr); 1575 scr_blank_line (*line, ncol - count, count, rstyle);
1437
1438 if (line->is_longer ()) /* break line continuation */
1439 line->l = ncol;
1440
1441 line->l = max (line->l - count, 0);
1442 1576
1443 if (selection.op && current_screen == selection.screen 1577 if (selection.op && current_screen == selection.screen
1444 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1578 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1445 { 1579 {
1446 if (selection.end.row != screen.cur.row 1580 if (selection.end.row != screen.cur.row
… …
1463/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1464/* 1598/*
1465 * Set the scrolling region 1599 * Set the scrolling region
1466 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1600 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1467 */ 1601 */
1468void 1602void ecb_cold
1469rxvt_term::scr_scroll_region (int top, int bot) 1603rxvt_term::scr_scroll_region (int top, int bot) noexcept
1470{ 1604{
1471 max_it (top, 0); 1605 max_it (top, 0);
1472 min_it (bot, nrow - 1); 1606 min_it (bot, nrow - 1);
1473 1607
1474 if (top > bot) 1608 if (top > bot)
… …
1483/* 1617/*
1484 * Make the cursor visible/invisible 1618 * Make the cursor visible/invisible
1485 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1619 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1486 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1620 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1487 */ 1621 */
1488void 1622void ecb_cold
1489rxvt_term::scr_cursor_visible (int mode) 1623rxvt_term::scr_cursor_visible (int mode) noexcept
1490{ 1624{
1491 want_refresh = 1; 1625 want_refresh = 1;
1492 1626
1493 if (mode) 1627 if (mode)
1494 screen.flags |= Screen_VisibleCursor; 1628 screen.flags |= Screen_VisibleCursor;
… …
1500/* 1634/*
1501 * Set/unset automatic wrapping 1635 * Set/unset automatic wrapping
1502 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1636 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1503 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1637 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1504 */ 1638 */
1505void 1639void ecb_cold
1506rxvt_term::scr_autowrap (int mode) 1640rxvt_term::scr_autowrap (int mode) noexcept
1507{ 1641{
1508 if (mode) 1642 if (mode)
1509 screen.flags |= Screen_Autowrap; 1643 screen.flags |= Screen_Autowrap;
1510 else 1644 else
1511 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1645 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1519 * Relative mode: line numbers are relative to top margin of scrolling region 1653 * Relative mode: line numbers are relative to top margin of scrolling region
1520 * and the cursor cannot be moved outside. 1654 * and the cursor cannot be moved outside.
1521 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1655 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1522 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1656 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1523 */ 1657 */
1524void 1658void ecb_cold
1525rxvt_term::scr_relative_origin (int mode) 1659rxvt_term::scr_relative_origin (int mode) noexcept
1526{ 1660{
1527 if (mode) 1661 if (mode)
1528 screen.flags |= Screen_Relative; 1662 screen.flags |= Screen_Relative;
1529 else 1663 else
1530 screen.flags &= ~Screen_Relative; 1664 screen.flags &= ~Screen_Relative;
… …
1536/* 1670/*
1537 * Set insert/replace mode 1671 * Set insert/replace mode
1538 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1672 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1539 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1673 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1540 */ 1674 */
1541void 1675void ecb_cold
1542rxvt_term::scr_insert_mode (int mode) 1676rxvt_term::scr_insert_mode (int mode) noexcept
1543{ 1677{
1544 if (mode) 1678 if (mode)
1545 screen.flags |= Screen_Insert; 1679 screen.flags |= Screen_Insert;
1546 else 1680 else
1547 screen.flags &= ~Screen_Insert; 1681 screen.flags &= ~Screen_Insert;
… …
1552 * Set/Unset tabs 1686 * Set/Unset tabs
1553 * XTERM_SEQ: Set tab at current column : ESC H 1687 * XTERM_SEQ: Set tab at current column : ESC H
1554 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1688 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1555 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1689 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1556 */ 1690 */
1557void 1691void ecb_cold
1558rxvt_term::scr_set_tab (int mode) 1692rxvt_term::scr_set_tab (int mode) noexcept
1559{ 1693{
1560 if (mode < 0) 1694 if (mode < 0)
1561 memset (tabs, 0, ncol * sizeof (char)); 1695 memset (tabs, 0, ncol);
1562 else if (screen.cur.col < ncol) 1696 else if (screen.cur.col < ncol)
1563 tabs[screen.cur.col] = (mode ? 1 : 0); 1697 tabs [screen.cur.col] = !!mode;
1564} 1698}
1565 1699
1566/* ------------------------------------------------------------------------- */ 1700/* ------------------------------------------------------------------------- */
1567/* 1701/*
1568 * Set reverse/normal video 1702 * Set reverse/normal video
1569 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1703 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1570 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1704 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1571 */ 1705 */
1572void 1706void
1573rxvt_term::scr_rvideo_mode (int mode) 1707rxvt_term::scr_rvideo_mode (bool on) noexcept
1574{ 1708{
1575 XGCValues gcvalue; 1709 rvideo_mode = on;
1576 1710
1711#ifndef NO_BELL
1712 on ^= rvideo_bell;
1713#endif
1714
1577 if (rvideo != mode) 1715 if (rvideo_state != on)
1578 { 1716 {
1579 rvideo = mode; 1717 rvideo_state = on;
1718
1719#if OFF_FOCUS_FADING
1720 if (rs[Rs_fade])
1721 {
1722 ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
1723 ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
1724 }
1725 else
1726#endif
1580 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1727 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1581#if XPM_BACKGROUND 1728#ifdef HAVE_IMG
1582 if (bgPixmap.pixmap == None) 1729 if (bg_img == 0)
1583#endif 1730#endif
1584#if TRANSPARENT 1731 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1585 if (! (options & Opt_transparent) || am_transparent == 0)
1586#endif
1587 XSetWindowBackground (display->display, vt,
1588 pix_colors[Color_bg]);
1589 1732
1733 XGCValues gcvalue;
1590 gcvalue.foreground = pix_colors[Color_fg]; 1734 gcvalue.foreground = pix_colors[Color_fg];
1591 gcvalue.background = pix_colors[Color_bg]; 1735 gcvalue.background = pix_colors[Color_bg];
1592 XChangeGC (display->display, gc, GCBackground | GCForeground, 1736 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1593 &gcvalue); 1737
1594 scr_clear (); 1738 scr_clear ();
1595 scr_touch (true); 1739 scr_touch (true);
1596 } 1740 }
1597} 1741}
1598 1742
1599/* ------------------------------------------------------------------------- */ 1743/* ------------------------------------------------------------------------- */
1600/* 1744/*
1601 * Report current cursor position 1745 * Report current cursor position
1602 * XTERM_SEQ: Report position: ESC [ 6 n 1746 * XTERM_SEQ: Report position: ESC [ 6 n
1603 */ 1747 */
1604void 1748void ecb_cold
1605rxvt_term::scr_report_position () 1749rxvt_term::scr_report_position () noexcept
1606{ 1750{
1607 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1751 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1608} 1752}
1609 1753
1610/* ------------------------------------------------------------------------- * 1754/* ------------------------------------------------------------------------- *
… …
1612 * ------------------------------------------------------------------------- */ 1756 * ------------------------------------------------------------------------- */
1613 1757
1614/* 1758/*
1615 * Set font style 1759 * Set font style
1616 */ 1760 */
1617void 1761void ecb_cold
1618rxvt_term::set_font_style () 1762rxvt_term::set_font_style () noexcept
1619{ 1763{
1764#if 0
1620 switch (charsets[screen.charset]) 1765 switch (charsets [screen.charset])
1621 { 1766 {
1622 case '0': /* DEC Special Character & Line Drawing Set */ 1767 case '0': /* DEC Special Character & Line Drawing Set */
1623 break; 1768 break;
1624 case 'A': /* United Kingdom (UK) */ 1769 case 'A': /* United Kingdom (UK) */
1625 break; 1770 break;
… …
1632 case 'C': /* Finnish character set */ 1777 case 'C': /* Finnish character set */
1633 break; 1778 break;
1634 case 'K': /* German character set */ 1779 case 'K': /* German character set */
1635 break; 1780 break;
1636 } 1781 }
1782#endif
1637} 1783}
1638 1784
1639/* ------------------------------------------------------------------------- */ 1785/* ------------------------------------------------------------------------- */
1640/* 1786/*
1641 * Choose a font 1787 * Choose a font
1642 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1788 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1643 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1789 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1644 * XTERM_SEQ: Invoke G2 character set: ESC N 1790 * XTERM_SEQ: Invoke G2 character set: ESC N
1645 * XTERM_SEQ: Invoke G3 character set: ESC O 1791 * XTERM_SEQ: Invoke G3 character set: ESC O
1646 */ 1792 */
1647void 1793void ecb_cold
1648rxvt_term::scr_charset_choose (int set) 1794rxvt_term::scr_charset_choose (int set) noexcept
1649{ 1795{
1650 screen.charset = set; 1796 screen.charset = set;
1651 set_font_style (); 1797 set_font_style ();
1652} 1798}
1653 1799
… …
1659 * XTERM_SEQ: Set G2 character set: ESC * <C> 1805 * XTERM_SEQ: Set G2 character set: ESC * <C>
1660 * XTERM_SEQ: Set G3 character set: ESC + <C> 1806 * XTERM_SEQ: Set G3 character set: ESC + <C>
1661 * See set_font_style for possible values for <C> 1807 * See set_font_style for possible values for <C>
1662 */ 1808 */
1663void 1809void
1664rxvt_term::scr_charset_set (int set, unsigned int ch) 1810rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1665{ 1811{
1666 charsets[set] = (unsigned char)ch; 1812 charsets[set] = (unsigned char)ch;
1667 set_font_style (); 1813 set_font_style ();
1668} 1814}
1669 1815
… …
1673 * ------------------------------------------------------------------------- */ 1819 * ------------------------------------------------------------------------- */
1674 1820
1675/* 1821/*
1676 * refresh matching text. 1822 * refresh matching text.
1677 */ 1823 */
1678bool 1824bool ecb_cold
1679rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1825rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1680{ 1826{
1681 bool found = false; 1827 bool found = false;
1682 1828
1683 for (int i = 0; i < nrow; i++) 1829 for (int i = 0; i < nrow; i++)
1684 { 1830 {
1685 int col = 0;
1686 rend_t *drp = drawn_buf[i].r; 1831 rend_t *drp = drawn_buf[i].r;
1687 1832
1688 for (; col < ncol; col++, drp++) 1833 for (int col = 0; col < ncol; col++, drp++)
1689 if ((*drp & mask) == value) 1834 if ((*drp & mask) == value)
1690 { 1835 {
1691 found = true; 1836 found = true;
1692 *drp = ~value; 1837 *drp = ~value;
1693 } 1838 }
… …
1703 PART_BEG = 0, 1848 PART_BEG = 0,
1704 PART_END, 1849 PART_END,
1705 RC_COUNT 1850 RC_COUNT
1706}; 1851};
1707 1852
1708void 1853void ecb_hot
1709rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1854rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1710{ 1855{
1711 int i; 1856 int i;
1712 row_col_t rc[RC_COUNT]; 1857 row_col_t rc[RC_COUNT];
1713 1858
1714 if (!drawn_buf) /* sanity check */ 1859 if (!drawn_buf) /* sanity check */
… …
1737 } 1882 }
1738 1883
1739 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1884 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1740 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1885 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1741 1886
1887 num_scr_allow = 0;
1888
1742 if (refresh) 1889 if (refresh)
1743 scr_refresh (SLOW_REFRESH); 1890 scr_refresh ();
1744} 1891}
1745 1892
1746/* ------------------------------------------------------------------------- */ 1893/* ------------------------------------------------------------------------- */
1747/* 1894/*
1748 * Refresh the entire screen 1895 * Refresh the entire screen
1749 */ 1896 */
1750void 1897void
1751rxvt_term::scr_touch (bool refresh) 1898rxvt_term::scr_touch (bool refresh) noexcept
1752{ 1899{
1753 scr_expose (0, 0, width, height, refresh); 1900 scr_expose (0, 0, vt_width, vt_height, refresh);
1754} 1901}
1755 1902
1756/* ------------------------------------------------------------------------- */ 1903/* ------------------------------------------------------------------------- */
1757/* 1904/*
1758 * Move the display so that the line represented by scrollbar value Y is at 1905 * Move the display so that the line represented by scrollbar value Y is at
1759 * the top of the screen 1906 * the top of the screen
1760 */ 1907 */
1761int 1908void
1762rxvt_term::scr_move_to (int y, int len) 1909rxvt_term::scr_move_to (int y, int len) noexcept
1763{ 1910{
1764 long p = 0; 1911 // lerp (y, 0, len, top_row, nrow - 1)
1765 unsigned int oldviewstart; 1912 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1766
1767 oldviewstart = view_start;
1768
1769 if (y < len)
1770 {
1771 p = (nrow + nsaved) * (len - y) / len;
1772 p -= (long) (nrow - 1);
1773 p = max (p, 0);
1774 }
1775
1776 view_start = (unsigned int)min (p, nsaved);
1777
1778 return scr_changeview (oldviewstart);
1779} 1913}
1780 1914
1781/* ------------------------------------------------------------------------- */ 1915/* ------------------------------------------------------------------------- */
1782/* 1916/*
1783 * Page the screen up/down nlines 1917 * Page the screen up/down nlines
1784 * direction should be UP or DN 1918 * direction should be UP or DN
1785 */ 1919 */
1786int 1920bool
1787rxvt_term::scr_page (enum page_dirn direction, int nlines) 1921rxvt_term::scr_page (int nlines) noexcept
1788{ 1922{
1789 int n; 1923 return scr_changeview (view_start - nlines);
1790 unsigned int oldviewstart; 1924}
1791 1925
1926bool
1927rxvt_term::scr_changeview (int new_view_start) noexcept
1928{
1929 clamp_it (new_view_start, top_row, 0);
1930
1931 if (new_view_start == view_start)
1932 return false;
1933
1934 num_scr += new_view_start - view_start;
1792 oldviewstart = view_start; 1935 view_start = new_view_start;
1793
1794 if (direction == UP)
1795 {
1796 n = view_start + nlines;
1797 view_start = min (n, nsaved);
1798 }
1799 else
1800 {
1801 n = view_start - nlines;
1802 view_start = max (n, 0);
1803 }
1804
1805 return scr_changeview (oldviewstart);
1806}
1807
1808int
1809rxvt_term::scr_changeview (unsigned int oldviewstart)
1810{
1811 if (view_start != oldviewstart)
1812 {
1813 want_refresh = 1; 1936 want_refresh = 1;
1814 num_scr -= (view_start - oldviewstart);
1815 }
1816 1937
1817 return (int) (view_start - oldviewstart); 1938 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1818}
1819 1939
1820/* ------------------------------------------------------------------------- */ 1940 return true;
1941}
1942
1943#ifndef NO_BELL
1821void 1944void
1945rxvt_term::bell_cb (ev::timer &w, int revents)
1946{
1947 rvideo_bell = false;
1948 scr_rvideo_mode (rvideo_mode);
1949 refresh_check ();
1950}
1951#endif
1952
1953/* ------------------------------------------------------------------------- */
1954void
1822rxvt_term::scr_bell () 1955rxvt_term::scr_bell () noexcept
1823{ 1956{
1824#ifndef NO_BELL 1957#ifndef NO_BELL
1825 1958
1826# ifndef NO_MAPALERT 1959# ifndef NO_MAPALERT
1827# ifdef MAPALERT_OPTION 1960# ifdef MAPALERT_OPTION
1828 if (options & Opt_mapAlert) 1961 if (option (Opt_mapAlert))
1829# endif 1962# endif
1830 XMapWindow (display->display, parent[0]); 1963 XMapWindow (dpy, parent);
1831# endif 1964# endif
1832 1965
1966# if ENABLE_FRILLS
1967 if (option (Opt_urgentOnBell))
1968 set_urgency (1);
1969# endif
1970
1833 if (options & Opt_visualBell) 1971 if (option (Opt_visualBell))
1834 { 1972 {
1835 scr_rvideo_mode (!rvideo); /* refresh also done */ 1973 rvideo_bell = true;
1974 scr_rvideo_mode (rvideo_mode);
1975 flush ();
1976
1836 rxvt_usleep (VISUAL_BELL_DURATION); 1977 bell_ev.start (VISUAL_BELL_DURATION);
1837 scr_rvideo_mode (!rvideo); /* refresh also done */
1838 } 1978 }
1839 else 1979 else
1840 XBell (display->display, 0); 1980 XBell (dpy, 0);
1841 1981 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1842#endif 1982#endif
1843} 1983}
1844 1984
1845/* ------------------------------------------------------------------------- */ 1985/* ------------------------------------------------------------------------- */
1846/* ARGSUSED */ 1986void ecb_cold
1847void
1848rxvt_term::scr_printscreen (int fullhist) 1987rxvt_term::scr_printscreen (int fullhist) noexcept
1849{ 1988{
1850#ifdef PRINTPIPE 1989#ifdef PRINTPIPE
1851 int nrows, row_start; 1990 int nrows, row_start;
1852 FILE *fd; 1991 FILE *fd = popen_printer ();
1853 1992
1854 if ((fd = popen_printer ()) == NULL) 1993 if (!fd)
1855 return; 1994 return;
1856 1995
1857 if (fullhist) 1996 if (fullhist)
1858 { 1997 {
1859 nrows = nrow + nsaved; 1998 nrows = nrow - top_row;
1860 row_start = -nsaved; 1999 row_start = top_row;
1861 } 2000 }
1862 else 2001 else
1863 { 2002 {
1864 nrows = nrow; 2003 nrows = nrow;
1865 row_start = -view_start; 2004 row_start = view_start;
1866 } 2005 }
1867 2006
1868 wctomb (0, 0); 2007 wctomb (0, 0);
1869 2008
1870 for (int r1 = 0; r1 < nrows; r1++) 2009 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1871 { 2010 {
1872 text_t *tp = ROW(r1).t; 2011 text_t *tp = ROW(r1).t;
1873 int len = ROW(r1).l; 2012 int len = ROW(r1).l;
1874 2013
1875 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2014 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1901/* 2040/*
1902 * Refresh the screen 2041 * Refresh the screen
1903 * drawn_text/drawn_rend contain the screen information before the update. 2042 * drawn_text/drawn_rend contain the screen information before the update.
1904 * screen.text/screen.rend contain what the screen will change to. 2043 * screen.text/screen.rend contain what the screen will change to.
1905 */ 2044 */
1906void 2045void ecb_hot
1907rxvt_term::scr_refresh (unsigned char refresh_type) 2046rxvt_term::scr_refresh () noexcept
1908{ 2047{
1909 unsigned char must_clear, /* use draw_string not draw_image_string */
1910 showcursor; /* show the cursor */
1911 int16_t col, row, /* column/row we're processing */ 2048 int16_t col, row, /* column/row we're processing */
1912 ocrow; /* old cursor row */ 2049 ocrow; /* old cursor row */
1913 int i; /* tmp */ 2050 int i; /* tmp */
1914#ifndef NO_CURSORCOLOR 2051 rend_t ccol1, /* Cursor colour */
1915 rend_t cc1; /* store colours at cursor position (s) */ 2052 ccol2; /* Cursor colour2 */
1916#endif 2053 rend_t cur_rend;
1917 rend_t *crp; // cursor rendition pointer 2054 int cur_col;
2055 int cursorwidth;
1918 2056
1919 want_refresh = 0; /* screen is current */ 2057 want_refresh = 0; /* screen is current */
1920 2058
1921 if (refresh_type == NO_REFRESH || !mapped) 2059 if (refresh_type == NO_REFRESH || !mapped)
1922 return; 2060 return;
1923 2061
1924 /* 2062 /*
1925 * A: set up vars 2063 * A: set up vars
1926 */ 2064 */
1927 must_clear = 0;
1928 refresh_count = 0; 2065 refresh_count = 0;
1929 2066
1930#if XPM_BACKGROUND 2067 unsigned int old_screen_flags = screen.flags;
1931 must_clear |= bgPixmap.pixmap != None; 2068 bool have_bg = 0;
1932#endif 2069#ifdef HAVE_IMG
1933#if TRANSPARENT 2070 have_bg = bg_img != 0;
1934 must_clear |= (options & Opt_transparent) && am_transparent;
1935#endif 2071#endif
1936 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2072 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1937 2073
1938 /* 2074 /*
1939 * B: reverse any characters which are selected 2075 * B: reverse any characters which are selected
1940 */ 2076 */
1941 scr_reverse_selection (); 2077 scr_reverse_selection ();
1942 2078
2079 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2080#if ENABLE_OVERLAY
2081 scr_swap_overlay ();
2082#endif
2083
2084 bool showcursor = screen.flags & Screen_VisibleCursor;
2085
1943 /* 2086 /*
1944 * C: set the cursor character (s) 2087 * C: set the cursor character (s)
1945 */ 2088 */
1946 { 2089 {
1947 unsigned char setoldcursor;
1948 rend_t ccol1, /* Cursor colour */
1949 ccol2; /* Cursor colour2 */
1950
1951 showcursor = (screen.flags & Screen_VisibleCursor);
1952#ifdef CURSOR_BLINK 2090#ifdef CURSOR_BLINK
1953 if (hidden_cursor) 2091 if (hidden_cursor)
1954 showcursor = 0; 2092 showcursor = 0;
1955#endif 2093#endif
1956 2094
… …
1959 int col = screen.cur.col; 2097 int col = screen.cur.col;
1960 2098
1961 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2099 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1962 col--; 2100 col--;
1963 2101
2102 cursorwidth = 1;
2103 while (col + cursorwidth < ncol
2104 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2105 cursorwidth++;
2106
1964 crp = &ROW(screen.cur.row).r[col]; 2107 cur_rend = ROW(screen.cur.row).r[col];
2108 cur_col = col;
1965 2109
1966 if (showcursor && focus) 2110#ifndef NO_CURSORCOLOR
2111 if (ISSET_PIXCOLOR (Color_cursor))
2112 ccol1 = Color_cursor;
2113 else
2114#endif
2115#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2116 ccol1 = fgcolor_of (rstyle);
2117#else
2118 ccol1 = Color_fg;
2119#endif
2120
2121#ifndef NO_CURSORCOLOR
2122 if (ISSET_PIXCOLOR (Color_cursor2))
2123 ccol2 = Color_cursor2;
2124 else
2125#endif
2126#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2127 ccol2 = bgcolor_of (rstyle);
2128#else
2129 ccol2 = Color_bg;
2130#endif
2131
2132 if (focus && cursor_type == 0)
1967 { 2133 {
1968 if (options & Opt_cursorUnderline) 2134 rend_t rend = cur_rend;
1969 *crp ^= RS_Uline; 2135
1970 else
1971 {
1972 *crp ^= RS_RVid; 2136 rend ^= RS_RVid;
1973
1974#ifndef NO_CURSORCOLOR
1975 cc1 = *crp & (RS_fgMask | RS_bgMask);
1976 if (ISSET_PIXCOLOR (Color_cursor))
1977 ccol1 = Color_cursor;
1978 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1980 ccol1 = GET_FGCOLOR (rstyle);
1981#else
1982 ccol1 = Color_fg;
1983#endif
1984 if (ISSET_PIXCOLOR (Color_cursor2))
1985 ccol2 = Color_cursor2;
1986 else
1987#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1988 ccol2 = GET_BGCOLOR (rstyle);
1989#else
1990 ccol2 = Color_bg;
1991#endif
1992 *crp = SET_FGCOLOR (*crp, ccol1); 2137 rend = SET_FGCOLOR (rend, ccol1);
1993 *crp = SET_BGCOLOR (*crp, ccol2); 2138 rend = SET_BGCOLOR (rend, ccol2);
1994#endif 2139
1995 } 2140 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
1996 } 2141 }
1997 } 2142 }
1998 2143
1999 /* make sure no outline cursor is left around */ 2144 /* make sure no outline cursor is left around */
2000 setoldcursor = 0; 2145 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2001 if (ocrow != -1) 2146 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2147
2148 // save the current cursor coordinates if the cursor is visible
2149 // and either the window is unfocused or the cursor style is
2150 // underline or vertical bar, so as to clear the outline cursor in
2151 // the next refresh if the cursor moves or becomes invisible
2152 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2002 { 2153 {
2003 if (screen.cur.row + view_start != ocrow 2154 oldcursor.row = screen.cur.row - view_start;
2004 || screen.cur.col != oldcursor.col) 2155 oldcursor.col = screen.cur.col;
2005 {
2006 if (ocrow < nrow
2007 && oldcursor.col < ncol)
2008 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2009
2010 if (focus || !showcursor)
2011 oldcursor.row = -1;
2012 else
2013 setoldcursor = 1;
2014 }
2015 } 2156 }
2016 else if (!focus) 2157 else
2017 setoldcursor = 1;
2018
2019 if (setoldcursor)
2020 {
2021 if (screen.cur.row + view_start >= nrow)
2022 oldcursor.row = -1; 2158 oldcursor.row = -1;
2023 else
2024 {
2025 oldcursor.row = screen.cur.row + view_start;
2026 oldcursor.col = screen.cur.col;
2027 }
2028 }
2029 } 2159 }
2030
2031#if ENABLE_OVERLAY
2032 scr_swap_overlay ();
2033#endif
2034 2160
2035#ifndef NO_SLOW_LINK_SUPPORT 2161#ifndef NO_SLOW_LINK_SUPPORT
2036 /* 2162 /*
2037 * D: CopyArea pass - very useful for slower links 2163 * D: CopyArea pass - very useful for slower links
2038 * This has been deliberately kept simple. 2164 * This has been deliberately kept simple.
2039 */ 2165 */
2040 i = num_scr;
2041 if (!display->is_local 2166 if (!display->is_local
2042 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2167 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2043 && abs (num_scr) < nrow && !must_clear) 2168 && abs (num_scr) < nrow && !have_bg)
2044 { 2169 {
2045 int16_t nits; 2170 int16_t nits;
2171 int i = num_scr;
2046 int j; 2172 int j;
2047 int len, wlen; 2173 int len, wlen;
2048 2174
2049 j = nrow; 2175 j = nrow;
2050 wlen = len = -1; 2176 wlen = len = -1;
2051 row = i > 0 ? 0 : j - 1; 2177 row = i > 0 ? 0 : j - 1;
2178
2052 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2179 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2053 { 2180 {
2054 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2181 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2055 { 2182 {
2056 line_t s = ROW(row - view_start); 2183 line_t s = ROW(view_start + row);
2057 line_t d = drawn_buf[row]; 2184 line_t d = drawn_buf[row];
2058 line_t d2 = drawn_buf[row + i]; 2185 line_t d2 = drawn_buf[row + i];
2059 2186
2060 for (nits = 0, col = ncol; col--; ) 2187 for (nits = 0, col = ncol; col--; )
2061 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2188 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
… …
2077 wlen = row; 2204 wlen = row;
2078 continue; 2205 continue;
2079 } 2206 }
2080 } 2207 }
2081 2208
2082 if (len != -1) 2209 if (len >= 0)
2083 { 2210 {
2084 /* also comes here at end if needed because of >= above */ 2211 /* also comes here at end if needed because of >= above */
2085 if (wlen < len) 2212 if (wlen < len)
2086 ::swap (wlen, len); 2213 ::swap (wlen, len);
2087 2214
2215 XGCValues gcv;
2216
2217 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2088 XCopyArea (display->display, vt, vt, 2218 XCopyArea (dpy, vt, vt,
2089 gc, 0, Row2Pixel (len + i), 2219 gc, 0, Row2Pixel (len + i),
2090 (unsigned int)TermWin_TotalWidth (), 2220 (unsigned int)this->width,
2091 (unsigned int)Height2Pixel (wlen - len + 1), 2221 (unsigned int)Height2Pixel (wlen - len + 1),
2092 0, Row2Pixel (len)); 2222 0, Row2Pixel (len));
2223 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2224
2093 len = -1; 2225 len = -1;
2094 } 2226 }
2095 } 2227 }
2096 } 2228 }
2097#endif 2229#endif
… …
2099 /* 2231 /*
2100 * E: main pass across every character 2232 * E: main pass across every character
2101 */ 2233 */
2102 for (row = 0; row < nrow; row++) 2234 for (row = 0; row < nrow; row++)
2103 { 2235 {
2104 text_t *stp = ROW(row - view_start).t; 2236 text_t *stp = ROW(view_start + row).t;
2105 rend_t *srp = ROW(row - view_start).r; 2237 rend_t *srp = ROW(view_start + row).r;
2106 text_t *dtp = drawn_buf[row].t; 2238 text_t *dtp = drawn_buf[row].t;
2107 rend_t *drp = drawn_buf[row].r; 2239 rend_t *drp = drawn_buf[row].r;
2108 2240
2109 /* 2241 /*
2110 * E2: OK, now the real pass 2242 * E2: OK, now the real pass
… …
2112 int ypixel = (int)Row2Pixel (row); 2244 int ypixel = (int)Row2Pixel (row);
2113 2245
2114 for (col = 0; col < ncol; col++) 2246 for (col = 0; col < ncol; col++)
2115 { 2247 {
2116 /* compare new text with old - if exactly the same then continue */ 2248 /* compare new text with old - if exactly the same then continue */
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2249 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2118 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2121 continue; 2250 continue;
2122 2251
2123 // redraw one or more characters 2252 // redraw one or more characters
2124 2253
2125 // seek to the beginning of wide characters 2254 // seek to the beginning of wide characters
2126 while (stp[col] == NOCHAR && col > 0) 2255 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2127 --col; 2256 --col;
2128 2257
2129 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2258 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2130 text_t *text = stp + col; 2259 text_t *text = stp + col;
2131 int count = 1; 2260 int count = 1;
2132 2261
2133 dtp[col] = stp[col]; 2262 dtp[col] = stp[col];
2134 drp[col] = rend; 2263 drp[col] = rend;
… …
2138 for (i = 0; ++col < ncol; ) 2267 for (i = 0; ++col < ncol; )
2139 { 2268 {
2140 if (stp[col] == NOCHAR) 2269 if (stp[col] == NOCHAR)
2141 { 2270 {
2142 dtp[col] = stp[col]; 2271 dtp[col] = stp[col];
2143 drp[col] = rend; 2272 drp[col] = srp[col];
2273
2144 count++; 2274 count++;
2145 i++; 2275 i++;
2146 2276
2147 continue; 2277 continue;
2148 } 2278 }
… …
2153 count++; 2283 count++;
2154 2284
2155 if (stp[col] != dtp[col] 2285 if (stp[col] != dtp[col]
2156 || !RS_SAME (srp[col], drp[col])) 2286 || !RS_SAME (srp[col], drp[col]))
2157 { 2287 {
2158 if (must_clear && (i++ > count / 2)) 2288 if (have_bg && (i++ > count / 2))
2159 break; 2289 break;
2160 2290
2161 dtp[col] = stp[col]; 2291 dtp[col] = stp[col];
2162 drp[col] = rend; 2292 drp[col] = rend;
2163 i = 0; 2293 i = 0;
2164 } 2294 }
2165 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2295 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2166 break; 2296 break;
2167 } 2297 }
2168 2298
2169 col--; /* went one too far. move back */ 2299 col--; /* went one too far. move back */
2170 count -= i; /* dump any matching trailing chars */ 2300 count -= i; /* dump any matching trailing chars */
2171 2301
2172 // sometimes we optimize away the trailing NOCHAR's, add them back 2302 // sometimes we optimize away the trailing NOCHAR's, add them back
2173 while (i && text[count] == NOCHAR) 2303 while (ecb_unlikely (i && text[count] == NOCHAR))
2174 count++, i--; 2304 count++, i--;
2175 2305
2176 /* 2306 /*
2177 * Determine the attributes for the string 2307 * Determine the attributes for the string
2178 */ 2308 */
2179 int fore = GET_FGCOLOR (rend); // desired foreground 2309 int fore = fgcolor_of (rend); // desired foreground
2180 int back = GET_BGCOLOR (rend); // desired background 2310 int back = bgcolor_of (rend); // desired background
2181 2311
2182 // only do special processing if any attributes are set, which is rare 2312 // only do special processing if any attributes are set, which is unlikely
2183 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2313 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2184 { 2314 {
2185#if ENABLE_STYLES
2186 // force redraw after "careful" characters to avoid pixel droppings
2187 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2188 drp[col + 1] = ~srp[col + 1];
2189
2190 // include previous careful character(s) if possible, looks nicer (best effort...)
2191 while (text > stp
2192 && srp[text - stp - 1] & RS_Careful
2193 && RS_SAME (rend, srp[text - stp - 1]))
2194 text--, count++, xpixel -= fwidth;
2195#endif
2196
2197 bool invert = rend & RS_RVid; 2315 bool invert = rend & RS_RVid;
2198 2316
2199#ifndef NO_BOLD_UNDERLINE_REVERSE 2317#ifndef NO_BOLD_UNDERLINE_REVERSE
2200 if (rend & RS_Bold
2201 && fore == Color_fg) 2318 if (rend & RS_Bold && fore == Color_fg)
2202 { 2319 {
2203 if (ISSET_PIXCOLOR (Color_BD)) 2320 if (ISSET_PIXCOLOR (Color_BD))
2204 fore = Color_BD; 2321 fore = Color_BD;
2205# if !ENABLE_STYLES 2322# if !ENABLE_STYLES
2206 else 2323 else
2207 invert = !invert; 2324 invert = !invert;
2208# endif 2325# endif
2209 } 2326 }
2210 2327
2211 if (rend & RS_Italic 2328 if (rend & RS_Italic && fore == Color_fg)
2212 && fore == Color_fg)
2213 { 2329 {
2214 if (ISSET_PIXCOLOR (Color_IT)) 2330 if (ISSET_PIXCOLOR (Color_IT))
2215 fore = Color_IT; 2331 fore = Color_IT;
2216# if !ENABLE_STYLES 2332# if !ENABLE_STYLES
2217 else 2333 else
2218 invert = !invert; 2334 invert = !invert;
2219# endif 2335# endif
2220 } 2336 }
2221 2337
2222 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2338 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2223 fore = Color_UL; 2339 fore = Color_UL;
2340#endif
2341
2342#ifdef OPTION_HC
2343 if (rend & RS_Sel)
2344 {
2345 /* invert the column if no highlightColor is set or it is the
2346 * current cursor column */
2347 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2348 && ISSET_PIXCOLOR (Color_HC))
2349 {
2350 if (ISSET_PIXCOLOR (Color_HTC))
2351 fore = Color_HTC;
2352 // if invert is 0 reverse video is set so we use bg color as fg color
2353 else if (!invert)
2354 fore = back;
2355
2356 back = Color_HC;
2357 invert = 0;
2358 }
2359 }
2224#endif 2360#endif
2225 2361
2226 if (invert) 2362 if (invert)
2227 { 2363 {
2228 ::swap (fore, back); 2364 ::swap (fore, back);
2229 2365
2230#ifndef NO_BOLD_UNDERLINE_REVERSE 2366#ifndef NO_BOLD_UNDERLINE_REVERSE
2231 if (ISSET_PIXCOLOR (Color_RV))
2232 back = Color_RV;
2233
2234 if (fore == back) 2367 if (fore == back)
2235 { 2368 {
2236 fore = Color_bg; 2369 fore = Color_bg;
2237 back = Color_fg; 2370 back = Color_fg;
2238 } 2371 }
… …
2240 } 2373 }
2241 2374
2242#ifdef TEXT_BLINK 2375#ifdef TEXT_BLINK
2243 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2376 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2244 { 2377 {
2245 if (!text_blink_ev.active) 2378 if (!text_blink_ev.is_active ())
2246 { 2379 {
2247 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2380 text_blink_ev.again ();
2248 hidden_text = 0; 2381 hidden_text = 0;
2249 } 2382 }
2250 else if (hidden_text) 2383 else if (hidden_text)
2251 fore = back; 2384 fore = back;
2252 } 2385 }
2253#endif 2386#endif
2387
2388#if ENABLE_STYLES
2389 // "careful" (too wide) character handling
2390
2391 // include previous careful character(s) if possible, looks nicer (best effort...)
2392 while (text > stp
2393 && srp[text - stp - 1] & RS_Careful
2394 && RS_SAME (rend, srp[text - stp - 1]))
2395 text--, count++, xpixel -= fwidth;
2396
2397 // force redraw after "careful" characters to avoid pixel droppings
2398 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2399 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2400
2401 // force redraw before "careful" characters to avoid pixel droppings
2402 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2403 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2404#endif
2254 } 2405 }
2255 2406
2256 /* 2407 /*
2257 * Actually do the drawing of the string here 2408 * Actually do the drawing of the string here
2258 */ 2409 */
2259 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2410 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2260 2411
2261 if (back == fore) 2412 if (ecb_likely (have_bg && back == Color_bg))
2262 font->clear_rect (*drawable, xpixel, ypixel,
2263 fwidth * count, fheight,
2264 back);
2265 else if (back == Color_bg)
2266 { 2413 {
2267 if (must_clear) 2414 // this is very ugly, maybe push it into ->draw?
2268 {
2269 CLEAR_CHARS (xpixel, ypixel, count);
2270 2415
2271 for (i = 0; i < count; i++) /* don't draw empty strings */ 2416 for (i = 0; i < count; i++) /* don't draw empty strings */
2272 if (text[i] != ' ') 2417 if (text[i] != ' ')
2273 { 2418 {
2274 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2419 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2275 break; 2420 goto did_clear;
2276 }
2277 } 2421 }
2278 else 2422
2279 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2423 CLEAR_CHARS (xpixel, ypixel, count);
2424 did_clear: ;
2280 } 2425 }
2281 else 2426 else
2282 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2427 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2283 2428
2284 if (rend & RS_Uline && font->descent > 1 && fore != back) 2429 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2285 { 2430 {
2431 if (showcursor && focus && row == screen.cur.row
2432 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2433 XSetForeground (dpy, gc, pix_colors[ccol1]);
2434 else
2286#if ENABLE_FRILLS 2435#if ENABLE_FRILLS
2287 if (ISSET_PIXCOLOR (Color_underline)) 2436 if (ISSET_PIXCOLOR (Color_underline))
2288 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2437 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2289 else 2438 else
2290#endif 2439#endif
2291 XSetForeground (display->display, gc, pix_colors[fore]); 2440 XSetForeground (dpy, gc, pix_colors[fore]);
2292 2441
2293 XDrawLine (display->display, drawBuffer, gc, 2442 XDrawLine (dpy, vt, gc,
2294 xpixel, ypixel + font->ascent + 1, 2443 xpixel, ypixel + font->ascent + 1,
2295 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2444 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2296 } 2445 }
2297 } /* for (col....) */ 2446 } /* for (col....) */
2298 } /* for (row....) */ 2447 } /* for (row....) */
2299 2448
2300#if ENABLE_OVERLAY
2301 scr_swap_overlay ();
2302#endif
2303
2304 /* 2449 /*
2305 * G: cleanup cursor and display outline cursor if necessary 2450 * G: cleanup cursor and display outline cursor if necessary
2306 */ 2451 */
2307 if (showcursor) 2452 if (showcursor)
2308 { 2453 {
2309 if (focus) 2454 if (focus)
2310 { 2455 {
2311 if (options & Opt_cursorUnderline) 2456 if (cursor_type == 0)
2312 *crp ^= RS_Uline; 2457 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2313 else 2458 else if (oldcursor.row >= 0)
2314 { 2459 {
2315 *crp ^= RS_RVid; 2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2316#ifndef NO_CURSORCOLOR 2461 if (cursor_type == 1)
2317 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2462 XFillRectangle (dpy, vt, gc,
2318#endif 2463 Col2Pixel (cur_col),
2464 Row2Pixel (oldcursor.row + 1) - 2,
2465 Width2Pixel (1),
2466 2);
2467 else
2468 XFillRectangle (dpy, vt, gc,
2469 Col2Pixel (cur_col),
2470 Row2Pixel (oldcursor.row),
2471 2,
2472 Height2Pixel (1));
2319 } 2473 }
2320 } 2474 }
2321 else if (oldcursor.row >= 0) 2475 else if (oldcursor.row >= 0)
2322 { 2476 {
2323 int cursorwidth = 1;
2324 int col = oldcursor.col;
2325
2326 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2327 col--;
2328
2329 while (col + cursorwidth < ncol
2330 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2331 cursorwidth++;
2332
2333#ifndef NO_CURSORCOLOR
2334 if (ISSET_PIXCOLOR (Color_cursor))
2335 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2477 XSetForeground (dpy, gc, pix_colors[ccol1]);
2336#endif
2337 2478
2338 XDrawRectangle (display->display, drawBuffer, gc, 2479 XDrawRectangle (dpy, vt, gc,
2339 Col2Pixel (col), 2480 Col2Pixel (cur_col),
2340 Row2Pixel (oldcursor.row), 2481 Row2Pixel (oldcursor.row),
2341 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2482 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2342 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2483 (unsigned int) (Height2Pixel (1) - 1));
2343 } 2484 }
2344 } 2485 }
2345 2486
2346 /* 2487 /*
2347 * H: cleanup selection 2488 * H: cleanup selection
2348 */ 2489 */
2490#if ENABLE_OVERLAY
2491 scr_swap_overlay ();
2492#endif
2493 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2494
2349 scr_reverse_selection (); 2495 scr_reverse_selection ();
2350 2496
2351 if (refresh_type & SMOOTH_REFRESH) 2497 screen.flags = old_screen_flags;
2352 XFlush (display->display);
2353
2354 num_scr = 0; 2498 num_scr = 0;
2355 num_scr_allow = 1; 2499 num_scr_allow = 1;
2356} 2500}
2357 2501
2358void 2502void ecb_cold
2359rxvt_term::scr_remap_chars (const line_t &l) 2503rxvt_term::scr_remap_chars (line_t &l) noexcept
2360{ 2504{
2361 if (!l.t) 2505 if (!l.valid ())
2362 return; 2506 return;
2507
2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2363 2509
2364 for (int i = ncol; i--; ) 2510 for (int i = ncol; i--; )
2365 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2366} 2512}
2367 2513
2368void 2514void ecb_cold
2369rxvt_term::scr_remap_chars () 2515rxvt_term::scr_remap_chars () noexcept
2370{ 2516{
2371 for (int i = total_rows; i--; ) 2517 for (int i = total_rows; i--; )
2372 scr_remap_chars (row_buf [i]); 2518 scr_remap_chars (row_buf [i]);
2373 2519
2374 for (int i = nrow; i--; ) 2520 for (int i = nrow; i--; )
… …
2376 scr_remap_chars (drawn_buf [i]); 2522 scr_remap_chars (drawn_buf [i]);
2377 scr_remap_chars (swap_buf [i]); 2523 scr_remap_chars (swap_buf [i]);
2378 } 2524 }
2379} 2525}
2380 2526
2381void 2527void ecb_cold
2382rxvt_term::scr_recolour () 2528rxvt_term::scr_recolor (bool refresh) noexcept
2383{ 2529{
2384 if (1 2530 bool transparent = false;
2385#if TRANSPARENT 2531
2386 && !am_transparent 2532#ifdef HAVE_IMG
2533 if (bg_img != 0)
2534 {
2535# if ENABLE_TRANSPARENCY
2536 if (bg_flags & BG_IS_TRANSPARENT)
2537 {
2538 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2539 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2540
2541 transparent = true;
2542 }
2543 else
2387#endif 2544# endif
2388#if XPM_BACKGROUND
2389 && !bgPixmap.pixmap
2390#endif
2391 ) 2545 {
2546 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2547 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2548 }
2392 { 2549 }
2550 else
2551#endif
2552 {
2393 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2394 XClearWindow (display->display, parent[0]);
2395 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2396#if HAVE_SCROLLBARS 2555 }
2397 if (scrollBar.win) 2556
2398 { 2557 XClearWindow (dpy, parent);
2558
2559 if (scrollBar.state && scrollBar.win)
2560 {
2561 if (transparent)
2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2563 else
2399 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2400 scrollBar.setIdle (); 2565 scrollBar.state = SB_STATE_IDLE;
2401 scrollbar_show (0); 2566 scrollBar.show (0);
2402 } 2567 }
2403#endif 2568
2569 if (refresh)
2404 } 2570 {
2405
2406 scr_clear (); 2571 scr_clear ();
2407 scr_touch (true); 2572 scr_touch (true);
2573 }
2408 want_refresh = 1; 2574 want_refresh = 1;
2409} 2575}
2410 2576
2411/* ------------------------------------------------------------------------- */ 2577/* ------------------------------------------------------------------------- */
2412void 2578void
2413rxvt_term::scr_clear (bool really) 2579rxvt_term::scr_clear (bool really) noexcept
2414{ 2580{
2415 if (!mapped) 2581 if (!mapped)
2416 return; 2582 return;
2417 2583
2418 num_scr_allow = 0; 2584 num_scr_allow = 0;
2419 want_refresh = 1; 2585 want_refresh = 1;
2420 2586
2421 if (really) 2587 if (really)
2422 XClearWindow (display->display, vt); 2588 XClearWindow (dpy, vt);
2423} 2589}
2424 2590
2425/* ------------------------------------------------------------------------- */
2426void 2591void
2592rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2593{
2594 int view_end = view_start + nrow;
2595 int row, col;
2596
2597 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2598 {
2599 text_t *stp = ROW(row).t;
2600 rend_t *srp = ROW(row).r;
2601
2602 for (col = beg_col; col < end_col; col++)
2603 srp[col] ^= rstyle1;
2604
2605 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2606 srp[col] ^= rstyle2;
2607
2608 if (++col < end_col)
2609 srp[col] ^= rstyle2;
2610 }
2611}
2612
2613void
2614rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2615{
2616 int view_end = view_start + nrow;
2617 int row, col;
2618
2619 if (beg_row >= view_start)
2620 {
2621 col = beg_col;
2622 row = beg_row;
2623 }
2624 else
2625 {
2626 col = 0;
2627 row = view_start;
2628 }
2629
2630 for (; row < min (end_row, view_end); row++, col = 0)
2631 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2632 srp[col] ^= rstyle;
2633
2634 if (row == end_row)
2635 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2636 srp[col] ^= rstyle;
2637}
2638
2639/* ------------------------------------------------------------------------- */
2640void ecb_hot
2427rxvt_term::scr_reverse_selection () 2641rxvt_term::scr_reverse_selection () noexcept
2428{ 2642{
2429 if (selection.op 2643 if (selection.op
2430 && current_screen == selection.screen 2644 && current_screen == selection.screen
2431 && selection.end.row >= -view_start) 2645 && selection.end.row >= view_start)
2432 { 2646 {
2433 int view_end = -view_start + nrow; 2647#if !ENABLE_MINIMAL
2434 int row, col;
2435
2436#if ENABLE_FRILLS
2437 if (selection.rect) 2648 if (selection.rect)
2438 { 2649 scr_xor_rect (selection.beg.row, selection.beg.col,
2439 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2650 selection.end.row, selection.end.col,
2440 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++) 2651 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2441 srp[col] ^= RS_RVid;
2442 }
2443 else 2652 else
2444#endif 2653#endif
2445 { 2654 scr_xor_span (selection.beg.row, selection.beg.col,
2446 if (selection.beg.row >= -view_start) 2655 selection.end.row, selection.end.col,
2447 { 2656 RS_Sel | RS_RVid);
2448 col = selection.beg.col;
2449 row = selection.beg.row;
2450 }
2451 else
2452 {
2453 col = 0;
2454 row = view_start;
2455 }
2456
2457 for (; row < min (selection.end.row, view_end); row++, col = 0)
2458 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2459 srp[col] ^= RS_RVid;
2460
2461 if (row == selection.end.row)
2462 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2463 srp[col] ^= RS_RVid;
2464 }
2465 } 2657 }
2466} 2658}
2467 2659
2468/* ------------------------------------------------------------------------- */ 2660/* ------------------------------------------------------------------------- */
2469/* 2661/*
2470 * Dump the whole scrollback and screen to the passed filedescriptor. The 2662 * Dump the whole scrollback and screen to the passed filedescriptor. The
2471 * invoking routine must close the fd. 2663 * invoking routine must close the fd.
2472 */ 2664 */
2473#if 0 2665#if 0
2474void 2666void
2475rxvt_term::scr_dump (int fd) 2667rxvt_term::scr_dump (int fd) noexcept
2476{ 2668{
2477 int row, wrote; 2669 // if this method is needed, it can be implemented by factoring the
2478 unsigned int width, towrite; 2670 // relevant code in scr_printscreen
2479 char r1[] = "\n";
2480
2481 for (row = saveLines - nsaved;
2482 row < saveLines + nrow - 1; row++)
2483 {
2484 width = row_buf[row].l >= 0 ? row_buf[row].l
2485 : ncol;
2486 for (towrite = width; towrite; towrite -= wrote)
2487 {
2488 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2489 towrite);
2490 if (wrote < 0)
2491 return; /* XXX: death, no report */
2492 }
2493 if (row_buf[row].l >= 0)
2494 if (write (fd, r1, 1) <= 0)
2495 return; /* XXX: death, no report */
2496 }
2497} 2671}
2498#endif 2672#endif
2499 2673
2500/* ------------------------------------------------------------------------- * 2674/* ------------------------------------------------------------------------- *
2501 * CHARACTER SELECTION * 2675 * CHARACTER SELECTION *
2502 * ------------------------------------------------------------------------- */ 2676 * ------------------------------------------------------------------------- */
2503void 2677void
2504rxvt_term::selection_check (int check_more) 2678rxvt_term::selection_check (int check_more) noexcept
2505{ 2679{
2506 row_col_t pos;
2507
2508 if (!selection.op) 2680 if (!selection.op)
2509 return; 2681 return;
2510 2682
2511 pos.row = pos.col = 0;
2512 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2513 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2684 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2514 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2685 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2515 || (check_more == 1 2686 || (check_more == 1
2516 && current_screen == selection.screen 2687 && current_screen == selection.screen
2517 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2688 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2518 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2689 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2519 || (check_more == 2
2520 && ROWCOL_IS_BEFORE (selection.beg, pos)
2521 && ROWCOL_IS_AFTER (selection.end, pos))
2522 || (check_more == 3
2523 && ROWCOL_IS_AFTER (selection.end, pos))
2524 || (check_more == 4 /* screen width change */
2525 && (selection.beg.row != selection.end.row
2526 || selection.end.col > ncol)))
2527 CLEAR_SELECTION (); 2690 CLEAR_ALL_SELECTION ();
2691}
2692
2693void
2694rxvt_term::selection_changed () noexcept
2695{
2696 line_t &r1 = ROW (selection.beg.row);
2697 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2698 ++selection.beg.col;
2699
2700 line_t &r2 = ROW (selection.end.row);
2701 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2702 ++selection.end.col;
2703
2704 want_refresh = 1;
2528} 2705}
2529 2706
2530/* ------------------------------------------------------------------------- */ 2707/* ------------------------------------------------------------------------- */
2531/* 2708/*
2532 * Paste a selection direct to the command fd 2709 * Paste a selection direct to the command fd
2533 */ 2710 */
2534void 2711void
2535rxvt_term::paste (unsigned char *data, unsigned int len) 2712rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2536{ 2713{
2537 /* convert normal newline chars into common keyboard Return key sequence */ 2714 /* convert normal newline chars into common keyboard Return key sequence */
2538 for (unsigned int i = 0; i < len; i++) 2715 for (unsigned int i = 0; i < len; i++)
2539 if (data[i] == C0_LF) 2716 if (data[i] == C0_LF)
2540 data[i] = C0_CR; 2717 data[i] = C0_CR;
2541 2718
2719 if (priv_modes & PrivMode_BracketPaste)
2720 tt_printf ("\x1b[200~");
2721
2542 tt_write (data, len); 2722 tt_write (data, len);
2543}
2544 2723
2545/* ------------------------------------------------------------------------- */ 2724 if (priv_modes & PrivMode_BracketPaste)
2546/* 2725 tt_printf ("\x1b[201~");
2547 * Respond to a notification that a primary selection has been sent
2548 * EXT: SelectionNotify
2549 */
2550void
2551rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2552{
2553 if (prop == None) /* check for failed XConvertSelection */
2554 {
2555 if ((selection_type & Sel_CompoundText))
2556 {
2557 int selnum = selection_type & Sel_whereMask;
2558
2559 selection_type = 0;
2560 if (selnum != Sel_direct)
2561 selection_request_other (XA_STRING, selnum);
2562 }
2563
2564 if ((selection_type & Sel_UTF8String))
2565 {
2566 int selnum = selection_type & Sel_whereMask;
2567
2568 selection_type = Sel_CompoundText;
2569 if (selnum != Sel_direct)
2570 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2571 else
2572 selection_type = 0;
2573 }
2574
2575 return;
2576 }
2577
2578 unsigned long bytes_after;
2579 XTextProperty ct;
2580
2581 if (XGetWindowProperty (display->display, win, prop,
2582 0, PROP_SIZE / 4,
2583 delete_prop, AnyPropertyType,
2584 &ct.encoding, &ct.format,
2585 &ct.nitems, &bytes_after,
2586 &ct.value) != Success)
2587 {
2588 ct.value = 0;
2589 goto bailout;
2590 }
2591
2592 if (ct.encoding == None)
2593 goto bailout;
2594
2595 if (bytes_after)
2596 {
2597 // fetch and append remaining data
2598 XTextProperty ct2;
2599
2600 if (XGetWindowProperty (display->display, win, prop,
2601 ct.nitems / 4, (bytes_after + 3) / 4,
2602 delete_prop, AnyPropertyType,
2603 &ct2.encoding, &ct2.format,
2604 &ct2.nitems, &bytes_after,
2605 &ct2.value) != Success)
2606 goto bailout;
2607
2608 // realloc should be compatible to XFree, here, and elsewhere, too
2609 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2610 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2611 ct.nitems += ct2.nitems;
2612
2613 XFree (ct2.value);
2614 }
2615
2616 if (ct.value == 0)
2617 goto bailout;
2618
2619 if (ct.encoding == xa[XA_INCR])
2620 {
2621 // INCR selection, start handshake
2622 if (!delete_prop)
2623 XDeleteProperty (display->display, win, prop);
2624
2625 selection_wait = Sel_incr;
2626 incr_buf_fill = 0;
2627 incr_ev.start (NOW + 10);
2628
2629 goto bailout;
2630 }
2631
2632 if (ct.nitems == 0)
2633 {
2634 if (selection_wait == Sel_incr)
2635 {
2636 XFree (ct.value);
2637
2638 // finally complete, now paste the whole thing
2639 selection_wait = Sel_normal;
2640 ct.value = (unsigned char *)incr_buf;
2641 ct.nitems = incr_buf_fill;
2642 incr_buf = 0;
2643 incr_buf_size = 0;
2644 incr_ev.stop ();
2645 }
2646 else
2647 {
2648 if (selection_wait == Sel_normal
2649 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2650 {
2651 /*
2652 * pass through again trying CUT_BUFFER0 if we've come from
2653 * XConvertSelection () but nothing was presented
2654 */
2655 selection_paste (display->root, XA_CUT_BUFFER0, False);
2656 }
2657
2658 goto bailout;
2659 }
2660 }
2661 else if (selection_wait == Sel_incr)
2662 {
2663 incr_ev.start (NOW + 10);
2664
2665 while (incr_buf_fill + ct.nitems > incr_buf_size)
2666 {
2667 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2668 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2669 }
2670
2671 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2672 incr_buf_fill += ct.nitems;
2673
2674 goto bailout;
2675 }
2676
2677 char **cl;
2678 int cr;
2679
2680#if ENABLE_FRILLS
2681 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2682 // so recode it manually
2683 if (ct.encoding == xa[XA_UTF8_STRING])
2684 {
2685 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2686 char *s = rxvt_wcstombs (w);
2687 free (w);
2688 // TODO: strlen == only the first element will be converted. well...
2689 paste ((unsigned char *)s, strlen (s));
2690 free (s);
2691 }
2692 else
2693#endif
2694 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2695 && cl)
2696 {
2697 for (int i = 0; i < cr; i++)
2698 paste ((unsigned char *)cl[i], strlen (cl[i]));
2699
2700 XFreeStringList (cl);
2701 }
2702 else
2703 paste (ct.value, ct.nitems); // paste raw
2704
2705bailout:
2706 XFree (ct.value);
2707
2708 if (selection_wait == Sel_normal)
2709 selection_wait = Sel_none;
2710} 2726}
2711 2727
2712void 2728void
2713rxvt_term::incr_cb (time_watcher &w) 2729rxvt_term::paste (char *data, unsigned int len) noexcept
2714{ 2730{
2715 selection_wait = Sel_none; 2731 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2716
2717 incr_buf_size = 0;
2718 free (incr_buf);
2719
2720 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2721}
2722
2723void
2724rxvt_term::selection_property (Window win, Atom prop)
2725{
2726 if (prop == None || selection_wait != Sel_incr)
2727 return; 2732 return;
2728 2733
2729 selection_paste (win, prop, true); 2734 tt_paste (data, len);
2730} 2735}
2731 2736
2732/* ------------------------------------------------------------------------- */ 2737/* ------------------------------------------------------------------------- */
2733/* 2738/*
2734 * Request the current selection: 2739 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2735 * Order: > internal selection if available 2740 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2736 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2741 * as fallback
2737 * > CUT_BUFFER0
2738 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2739 * will auto fallback to CUT_BUFFER0
2740 * EXT: button 2 release 2742 * EXT: button 2 release
2741 */ 2743 */
2742void 2744void
2743rxvt_term::selection_request (Time tm, int x, int y) 2745rxvt_term::selection_request (Time tm, int selnum) noexcept
2744{ 2746{
2745 if (x < 0 || x >= width || y < 0 || y >= height)
2746 return; /* outside window */
2747
2748 if (selection.text) 2747 if (!selection_req)
2749 { /* internal selection */
2750 char *str = rxvt_wcstombs (selection.text, selection.len);
2751 paste ((unsigned char *)str, strlen (str));
2752 free (str);
2753 return;
2754 } 2748 {
2755 else 2749 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2750 selection_req->run ();
2756 { 2751 }
2757 int i;
2758
2759 selection_request_time = tm;
2760 selection_wait = Sel_normal;
2761
2762 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2763 {
2764#if X_HAVE_UTF8_STRING
2765 selection_type = Sel_UTF8String;
2766 if (selection_request_other (xa[XA_UTF8_STRING], i))
2767 return;
2768#else
2769 selection_type = Sel_CompoundText;
2770 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2771 return;
2772#endif
2773 }
2774 }
2775
2776 selection_wait = Sel_none; /* don't loop in selection_paste () */
2777 selection_paste (display->root, XA_CUT_BUFFER0, false);
2778}
2779
2780int
2781rxvt_term::selection_request_other (Atom target, int selnum)
2782{
2783 Atom sel;
2784
2785 selection_type |= selnum;
2786
2787 if (selnum == Sel_Primary)
2788 sel = XA_PRIMARY;
2789 else if (selnum == Sel_Secondary)
2790 sel = XA_SECONDARY;
2791 else
2792 sel = xa[XA_CLIPBOARD];
2793
2794 if (XGetSelectionOwner (display->display, sel) != None)
2795 {
2796 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2797 vt, selection_request_time);
2798 return 1;
2799 }
2800
2801 return 0;
2802} 2752}
2803 2753
2804/* ------------------------------------------------------------------------- */ 2754/* ------------------------------------------------------------------------- */
2805/* 2755/*
2806 * Clear all selected text 2756 * Clear all selected text
2807 * EXT: SelectionClear 2757 * EXT: SelectionClear
2808 */ 2758 */
2809void 2759void
2810rxvt_term::selection_clear () 2760rxvt_term::selection_clear (bool clipboard) noexcept
2811{ 2761{
2762 if (!clipboard)
2763 {
2812 want_refresh = 1; 2764 want_refresh = 1;
2813 free (selection.text); 2765 free (selection.text);
2814 selection.text = NULL; 2766 selection.text = NULL;
2815 selection.len = 0; 2767 selection.len = 0;
2816 CLEAR_SELECTION (); 2768 CLEAR_SELECTION ();
2817 2769
2818 if (display->selection_owner == this) 2770 if (display->selection_owner == this)
2819 display->selection_owner = 0; 2771 display->selection_owner = 0;
2772 }
2773 else
2774 {
2775 free (selection.clip_text);
2776 selection.clip_text = NULL;
2777 selection.clip_len = 0;
2778
2779 if (display->clipboard_owner == this)
2780 display->clipboard_owner = 0;
2781 }
2820} 2782}
2821 2783
2822/* ------------------------------------------------------------------------- */ 2784/* ------------------------------------------------------------------------- */
2823/* 2785/*
2824 * Copy a selection into the cut buffer 2786 * Copy a selection into the cut buffer
2825 * EXT: button 1 or 3 release 2787 * EXT: button 1 or 3 release
2826 */ 2788 */
2827void 2789void
2828rxvt_term::selection_make (Time tm) 2790rxvt_term::selection_make (Time tm)
2829{ 2791{
2830 int i; 2792 int size;
2831 wchar_t *new_selection_text; 2793 wchar_t *new_selection_text;
2832 text_t *t; 2794 text_t *t;
2833 2795
2834 switch (selection.op) 2796 switch (selection.op)
2835 { 2797 {
… …
2848 selection.op = SELECTION_DONE; 2810 selection.op = SELECTION_DONE;
2849 2811
2850 if (selection.clicks == 4) 2812 if (selection.clicks == 4)
2851 return; /* nothing selected, go away */ 2813 return; /* nothing selected, go away */
2852 2814
2815 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2816 return;
2817
2853 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2818 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2854 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2819 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2855 2820
2856 int ofs = 0; 2821 int ofs = 0;
2857 int extra = 0; 2822 int extra = 0;
2858 2823
2859 int col = selection.beg.col; 2824 int col = selection.beg.col;
… …
2861 2826
2862 int end_col; 2827 int end_col;
2863 2828
2864 for (; row <= selection.end.row; row++, col = 0) 2829 for (; row <= selection.end.row; row++, col = 0)
2865 { 2830 {
2866#if ENABLE_FRILLS 2831#if !ENABLE_MINIMAL
2867 if (selection.rect) 2832 if (selection.rect)
2868 { 2833 {
2869 col = selection.beg.col; 2834 col = selection.beg.col;
2870 end_col = ncol + 1; 2835 end_col = selection.end.col;
2871 } 2836 }
2872 else 2837 else
2873#endif 2838#endif
2874 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2839 end_col = ROW(row).l;
2875 2840
2876 col = max (col, 0); 2841 col = max (col, 0);
2877 2842
2878 if (row == selection.end.row || selection.rect) 2843 if (row == selection.end.row)
2879 end_col = min (end_col, selection.end.col); 2844 min_it (end_col, selection.end.col);
2880 2845
2881 t = ROW(row).t + col; 2846 t = ROW(row).t + col;
2847
2882 for (; col < end_col; col++) 2848 for (; col < end_col; col++)
2883 { 2849 {
2884 if (*t == NOCHAR) 2850 if (*t == NOCHAR)
2885 t++; 2851 t++;
2886#if ENABLE_COMBINING 2852#if ENABLE_COMBINING
… …
2890 2856
2891 extra -= (len - 1); 2857 extra -= (len - 1);
2892 2858
2893 if (extra < 0) 2859 if (extra < 0)
2894 { 2860 {
2895 extra += i; 2861 extra += size;
2896 i += i; 2862 size += size;
2897 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2863 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2898 } 2864 }
2899 2865
2900 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2866 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2901 } 2867 }
2902#endif 2868#endif
2903 else 2869 else
2904 new_selection_text[ofs++] = *t++; 2870 new_selection_text[ofs++] = *t++;
2905 } 2871 }
2906 2872
2907 if (!ROW(row).is_longer () && row != selection.end.row) 2873#if !ENABLE_MINIMAL
2874 if (selection.rect)
2875 {
2876 while (ofs
2877 && new_selection_text[ofs - 1] != C0_LF
2878 && unicode::is_space (new_selection_text[ofs - 1]))
2879 --ofs;
2880
2908 new_selection_text[ofs++] = C0_LF; 2881 new_selection_text[ofs++] = C0_LF;
2909 } 2882 }
2910 2883 else
2911 if (end_col != selection.end.col) 2884#endif
2885 if (!ROW(row).is_longer ()
2886 && (row != selection.end.row || end_col != selection.end.col)
2887 && (row != selection.beg.row || selection.beg.col < ncol))
2912 new_selection_text[ofs++] = C0_LF; 2888 new_selection_text[ofs++] = C0_LF;
2889 }
2913 2890
2914 new_selection_text[ofs] = 0; 2891 new_selection_text[ofs] = 0;
2915 2892
2916 if (ofs == 0) 2893 if (ofs == 0)
2917 { 2894 {
… …
2923 2900
2924 // we usually allocate much more than necessary, so realloc it smaller again 2901 // we usually allocate much more than necessary, so realloc it smaller again
2925 selection.len = ofs; 2902 selection.len = ofs;
2926 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2903 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2927 2904
2928 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 2905 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2929 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 2906 return;
2930 display->set_selection_owner (this); 2907
2908 selection_grab (tm);
2909}
2910
2911bool
2912rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2913{
2914 Atom sel;
2915
2916 if (!clipboard)
2917 {
2918 selection_time = tm;
2919 sel = XA_PRIMARY;
2920 }
2931 else 2921 else
2932 rxvt_warn ("can't get primary selection, ignoring.\n"); 2922 {
2923 clipboard_time = tm;
2924 sel = xa[XA_CLIPBOARD];
2925 }
2926
2927 XSetSelectionOwner (dpy, sel, vt, tm);
2928 if (XGetSelectionOwner (dpy, sel) == vt)
2929 {
2930 display->set_selection_owner (this, clipboard);
2931 return true;
2932 }
2933 else
2934 {
2935 selection_clear (clipboard);
2936 return false;
2937 }
2933 2938
2934#if 0 2939#if 0
2935 XTextProperty ct; 2940 XTextProperty ct;
2936 2941
2937 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2942 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2938 { 2943 {
2939 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2944 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2940 XFree (ct.value); 2945 XFree (ct.value);
2941 } 2946 }
2942#endif 2947#endif
2943
2944 selection_time = tm;
2945} 2948}
2946 2949
2947/* ------------------------------------------------------------------------- */ 2950/* ------------------------------------------------------------------------- */
2948/* 2951/*
2949 * Mark or select text based upon number of clicks: 1, 2, or 3 2952 * Mark or select text based upon number of clicks: 1, 2, or 3
2950 * EXT: button 1 press 2953 * EXT: button 1 press
2951 */ 2954 */
2952void 2955void ecb_cold
2953rxvt_term::selection_click (int clicks, int x, int y) 2956rxvt_term::selection_click (int clicks, int x, int y) noexcept
2954{ 2957{
2955 clicks = ((clicks - 1) % 3) + 1; 2958 clicks = ((clicks - 1) % 3) + 1;
2956 selection.clicks = clicks; /* save clicks so extend will work */ 2959 selection.clicks = clicks; /* save clicks so extend will work */
2957 2960
2961 if (clicks == 2 && !selection.rect
2962 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2963 {
2964 MEvent.clicks = 1; // what a mess
2965 selection.screen = current_screen;
2966 selection.op = SELECTION_CONT;
2967 return;
2968 }
2969
2958 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2970 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2959 2971
2960 if (clicks == 2 || clicks == 3) 2972 if (clicks == 2 || clicks == 3)
2961 selection_extend_colrow (selection.mark.col, 2973 selection_extend_colrow (selection.mark.col,
2962 selection.mark.row + view_start, 2974 selection.mark.row - view_start,
2963 0, /* button 3 */ 2975 0, /* button 3 */
2964 1, /* button press */ 2976 1, /* button press */
2965 0); /* click change */ 2977 0); /* click change */
2966} 2978}
2967 2979
2968/* ------------------------------------------------------------------------- */ 2980/* ------------------------------------------------------------------------- */
2969/* 2981/*
2970 * Mark a selection at the specified col/row 2982 * Mark a selection at the specified col/row
2971 */ 2983 */
2972void 2984void ecb_cold
2973rxvt_term::selection_start_colrow (int col, int row) 2985rxvt_term::selection_start_colrow (int col, int row) noexcept
2974{ 2986{
2975 want_refresh = 1; 2987 want_refresh = 1;
2976 2988
2977 selection.mark.row = row - view_start; 2989 selection.mark.row = row + view_start;
2978 selection.mark.col = col; 2990 selection.mark.col = col;
2979 2991
2980 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 2992 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2981 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 2993 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2982 2994
2983 while (selection.mark.col > 0 2995 while (selection.mark.col > 0
2984 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 2996 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2985 --selection.mark.col; 2997 --selection.mark.col;
2986 2998
2987 if (selection.op) 2999 if (selection.op)
3000 {
2988 { /* clear the old selection */ 3001 /* clear the old selection */
2989 selection.beg.row = selection.end.row = selection.mark.row; 3002 selection.beg.row = selection.end.row = selection.mark.row;
2990 selection.beg.col = selection.end.col = selection.mark.col; 3003 selection.beg.col = selection.end.col = selection.mark.col;
2991 } 3004 }
2992 3005
2993 selection.op = SELECTION_INIT; 3006 selection.op = SELECTION_INIT;
… …
2999 * Word select: select text for 2 clicks 3012 * Word select: select text for 2 clicks
3000 * We now only find out the boundary in one direction 3013 * We now only find out the boundary in one direction
3001 */ 3014 */
3002 3015
3003/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3016/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3004#define DELIMIT_TEXT(x) \ 3017#define DELIMIT_TEXT(x) \
3005 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3018 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3006#define DELIMIT_REND(x) 1 3019#define DELIMIT_REND(x) 1
3007 3020
3008void 3021void ecb_cold
3009rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3022rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
3010{ 3023{
3011 int col, row, dirnadd, tcol, trow, w1, w2; 3024 int col, row, dirnadd, tcol, trow, w1, w2;
3012 row_col_t bound; 3025 row_col_t bound;
3013 text_t *stp; 3026 text_t *stp;
3014 rend_t *srp; 3027 rend_t *srp;
3015 3028
3016 if (dirn == UP) 3029 if (dirn == UP)
3017 { 3030 {
3018 bound.row = - nsaved - 1; 3031 bound.row = top_row - 1;
3019 bound.col = 0; 3032 bound.col = 0;
3020 dirnadd = -1; 3033 dirnadd = -1;
3021 } 3034 }
3022 else 3035 else
3023 { 3036 {
… …
3071 } 3084 }
3072 } 3085 }
3073 break; 3086 break;
3074 } 3087 }
3075 3088
3076Old_Word_Selection_You_Die:
3077 if (dirn == DN) 3089 if (dirn == DN)
3078 col++; /* put us on one past the end */ 3090 col++; /* put us on one past the end */
3079 3091
3080 /* Poke the values back in */ 3092 /* Poke the values back in */
3081 ret->row = row; 3093 ret->row = row;
… …
3088 * EXT: button 3 press; button 1 or 3 drag 3100 * EXT: button 3 press; button 1 or 3 drag
3089 * flag == 0 ==> button 1 3101 * flag == 0 ==> button 1
3090 * flag == 1 ==> button 3 press 3102 * flag == 1 ==> button 3 press
3091 * flag == 2 ==> button 3 motion 3103 * flag == 2 ==> button 3 motion
3092 */ 3104 */
3093void 3105void ecb_cold
3094rxvt_term::selection_extend (int x, int y, int flag) 3106rxvt_term::selection_extend (int x, int y, int flag) noexcept
3095{ 3107{
3096 int col = clamp (Pixel2Col (x), 0, ncol); 3108 int col = clamp (Pixel2Col (x), 0, ncol);
3097 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3109 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3098 3110
3099 /* 3111 /*
… …
3102 * select nothing. Otherwise, if we're to the right of the mark, you have to 3114 * select nothing. Otherwise, if we're to the right of the mark, you have to
3103 * be _past_ a character for it to be selected. 3115 * be _past_ a character for it to be selected.
3104 */ 3116 */
3105 if (((selection.clicks % 3) == 1) && !flag 3117 if (((selection.clicks % 3) == 1) && !flag
3106 && (col == selection.mark.col 3118 && (col == selection.mark.col
3107 && (row == selection.mark.row + view_start))) 3119 && (row == selection.mark.row - view_start)))
3108 { 3120 {
3109 /* select nothing */ 3121 /* select nothing */
3110 selection.beg.row = selection.end.row = 0; 3122 selection.beg.row = selection.end.row = 0;
3111 selection.beg.col = selection.end.col = 0; 3123 selection.beg.col = selection.end.col = 0;
3112 selection.clicks = 4; 3124 selection.clicks = 4;
… …
3124 3136
3125/* ------------------------------------------------------------------------- */ 3137/* ------------------------------------------------------------------------- */
3126/* 3138/*
3127 * Extend the selection to the specified col/row 3139 * Extend the selection to the specified col/row
3128 */ 3140 */
3129void 3141void ecb_cold
3130rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3142rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3131{ 3143{
3132 row_col_t pos; 3144 row_col_t pos;
3133 enum { 3145 enum {
3134 LEFT, RIGHT 3146 LEFT, RIGHT
3135 } closeto = RIGHT; 3147 } closeto = RIGHT;
3136
3137 want_refresh = 1;
3138 3148
3139 switch (selection.op) 3149 switch (selection.op)
3140 { 3150 {
3141 case SELECTION_INIT: 3151 case SELECTION_INIT:
3142 CLEAR_SELECTION (); 3152 CLEAR_SELECTION ();
… …
3167 selection.beg.col = selection.end.col = selection.mark.col; 3177 selection.beg.col = selection.end.col = selection.mark.col;
3168 selection.beg.row = selection.end.row = selection.mark.row; 3178 selection.beg.row = selection.end.row = selection.mark.row;
3169 } 3179 }
3170 3180
3171 pos.col = col; 3181 pos.col = col;
3172 pos.row = row - view_start; 3182 pos.row = view_start + row;
3173 3183
3174 /* 3184 /*
3175 * This is mainly xterm style selection with a couple of differences, mainly 3185 * This is mainly xterm style selection with a couple of differences, mainly
3176 * in the way button3 drag extension works. 3186 * in the way button3 drag extension works.
3177 * We're either doing: button1 drag; button3 press; or button3 drag 3187 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3183 * a point/word/line which is either the start or end of the selection 3193 * a point/word/line which is either the start or end of the selection
3184 * and it was decided by whichever point/word/line was `fixed' at the 3194 * and it was decided by whichever point/word/line was `fixed' at the
3185 * time of the most recent button3 press 3195 * time of the most recent button3 press
3186 */ 3196 */
3187 if (button3 && buttonpress) 3197 if (button3 && buttonpress)
3198 {
3188 { /* button3 press */ 3199 /* button3 press */
3189 /* 3200 /*
3190 * first determine which edge of the selection we are closest to 3201 * first determine which edge of the selection we are closest to
3191 */ 3202 */
3192 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3203 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3193 || (!ROWCOL_IS_AFTER (pos, selection.end) 3204 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3211 selection.mark.row = selection.beg.row; 3222 selection.mark.row = selection.beg.row;
3212 selection.mark.col = selection.beg.col; 3223 selection.mark.col = selection.beg.col;
3213 } 3224 }
3214 } 3225 }
3215 else 3226 else
3227 {
3216 { /* button1 drag or button3 drag */ 3228 /* button1 drag or button3 drag */
3217 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3229 if (ROWCOL_IS_AFTER (selection.mark, pos))
3218 { 3230 {
3219 if (selection.mark.row == selection.end.row 3231 if (selection.mark.row == selection.end.row
3220 && selection.mark.col == selection.end.col 3232 && selection.mark.col == selection.end.col
3221 && clickchange 3233 && clickchange
… …
3238 3250
3239 if (selection.clicks == 1) 3251 if (selection.clicks == 1)
3240 { 3252 {
3241 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3253 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3242 && !ROW(selection.beg.row).is_longer () 3254 && !ROW(selection.beg.row).is_longer ()
3243#if ENABLE_FRILLS 3255#if !ENABLE_MINIMAL
3244 && !selection.rect 3256 && !selection.rect
3245#endif 3257#endif
3246 ) 3258 )
3247 selection.beg.col = ncol; 3259 selection.beg.col = ncol;
3248 3260
3249 if ( 3261 if (
3250 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3262 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3251 && !ROW(selection.end.row).is_longer () 3263 && !ROW(selection.end.row).is_longer ()
3252#if ENABLE_FRILLS 3264#if !ENABLE_MINIMAL
3253 && !selection.rect 3265 && !selection.rect
3254#endif 3266#endif
3255 ) 3267 )
3256 selection.end.col = ncol; 3268 selection.end.col = ncol;
3257 } 3269 }
… …
3264 selection_delimit_word (DN, &selection.end, &selection.end); 3276 selection_delimit_word (DN, &selection.end, &selection.end);
3265 } 3277 }
3266 else if (selection.clicks == 3) 3278 else if (selection.clicks == 3)
3267 { 3279 {
3268#if ENABLE_FRILLS 3280#if ENABLE_FRILLS
3269 if (options & Opt_tripleclickwords) 3281 if (option (Opt_tripleclickwords))
3270 { 3282 {
3271 selection_delimit_word (UP, &selection.beg, &selection.beg); 3283 selection_delimit_word (UP, &selection.beg, &selection.beg);
3272 3284
3273 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3285 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3274 { 3286 {
3275 if (!ROW(end_row).is_longer ()) 3287 if (!ROW(end_row).is_longer ())
3276 { 3288 {
3277 selection.end.row = end_row; 3289 selection.end.row = end_row;
3278 selection.end.col = ROW(end_row).l; 3290 selection.end.col = ROW(end_row).l;
3291# if !ENABLE_MINIMAL
3279 selection_remove_trailing_spaces (); 3292 selection_remove_trailing_spaces ();
3293# endif
3280 break; 3294 break;
3281 } 3295 }
3282 } 3296 }
3283 } 3297 }
3284 else 3298 else
… …
3300 selection.end.row++; 3314 selection.end.row++;
3301 } 3315 }
3302 } 3316 }
3303 3317
3304 if (button3 && buttonpress) 3318 if (button3 && buttonpress)
3319 {
3305 { /* mark may need to be changed */ 3320 /* mark may need to be changed */
3306 if (closeto == LEFT) 3321 if (closeto == LEFT)
3307 { 3322 {
3308 selection.mark.row = selection.end.row; 3323 selection.mark.row = selection.end.row;
3309 selection.mark.col = selection.end.col - (selection.clicks == 2); 3324 selection.mark.col = selection.end.col - (selection.clicks == 2);
3310 } 3325 }
… …
3313 selection.mark.row = selection.beg.row; 3328 selection.mark.row = selection.beg.row;
3314 selection.mark.col = selection.beg.col; 3329 selection.mark.col = selection.beg.col;
3315 } 3330 }
3316 } 3331 }
3317 3332
3318#if ENABLE_FRILLS 3333#if !ENABLE_MINIMAL
3319 if (selection.rect && selection.beg.col > selection.end.col) 3334 if (selection.rect && selection.beg.col > selection.end.col)
3320 ::swap (selection.beg.col, selection.end.col); 3335 ::swap (selection.beg.col, selection.end.col);
3321#endif 3336#endif
3322}
3323 3337
3324#if ENABLE_FRILLS 3338 selection_changed ();
3325void 3339}
3340
3341#if !ENABLE_MINIMAL
3342void ecb_cold
3326rxvt_term::selection_remove_trailing_spaces () 3343rxvt_term::selection_remove_trailing_spaces () noexcept
3327{ 3344{
3328 int32_t end_col, end_row; 3345 int32_t end_col, end_row;
3329 text_t *stp; 3346 text_t *stp;
3330 3347
3331 end_col = selection.end.col; 3348 end_col = selection.end.col;
… …
3335 { 3352 {
3336 stp = ROW(end_row).t; 3353 stp = ROW(end_row).t;
3337 3354
3338 while (--end_col >= 0) 3355 while (--end_col >= 0)
3339 { 3356 {
3340 if (stp[end_col] != ' ' 3357 if (stp[end_col] != NOCHAR
3341 && stp[end_col] != '\t' 3358 && !unicode::is_space (stp[end_col]))
3342 && stp[end_col] != NOCHAR)
3343 break; 3359 break;
3344 } 3360 }
3345 3361
3346 if (end_col >= 0 3362 if (end_col >= 0
3347 || !ROW(end_row - 1).is_longer ()) 3363 || !ROW(end_row - 1).is_longer ())
… …
3369/* ------------------------------------------------------------------------- */ 3385/* ------------------------------------------------------------------------- */
3370/* 3386/*
3371 * Double click on button 3 when already selected 3387 * Double click on button 3 when already selected
3372 * EXT: button 3 double click 3388 * EXT: button 3 double click
3373 */ 3389 */
3374void 3390void ecb_cold
3375rxvt_term::selection_rotate (int x, int y) 3391rxvt_term::selection_rotate (int x, int y) noexcept
3376{ 3392{
3377 selection.clicks = selection.clicks % 3 + 1; 3393 selection.clicks = selection.clicks % 3 + 1;
3378 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3394 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3379} 3395}
3380 3396
3381/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3382/* 3398/*
3383 * Respond to a request for our current selection 3399 * Respond to a request for our current selection
3384 * EXT: SelectionRequest 3400 * EXT: SelectionRequest
3385 */ 3401 */
3386void 3402void ecb_cold
3387rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3403rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3388{ 3404{
3405 Atom property = rq.property == None ? rq.target : rq.property;
3389 XSelectionEvent ev; 3406 XSelectionEvent ev;
3390 dDisp;
3391 3407
3392 ev.type = SelectionNotify; 3408 ev.type = SelectionNotify;
3393 ev.property = None; 3409 ev.property = None;
3394 ev.display = rq.display; 3410 ev.display = rq.display;
3395 ev.requestor = rq.requestor; 3411 ev.requestor = rq.requestor;
… …
3409 *target++ = xa[XA_COMPOUND_TEXT]; 3425 *target++ = xa[XA_COMPOUND_TEXT];
3410#if X_HAVE_UTF8_STRING 3426#if X_HAVE_UTF8_STRING
3411 *target++ = xa[XA_UTF8_STRING]; 3427 *target++ = xa[XA_UTF8_STRING];
3412#endif 3428#endif
3413 3429
3414 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3430 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3415 32, PropModeReplace, 3431 32, PropModeReplace,
3416 (unsigned char *)target_list, target - target_list); 3432 (unsigned char *)target_list, target - target_list);
3417 ev.property = rq.property; 3433 ev.property = property;
3418 } 3434 }
3419#if TODO // TODO 3435#if TODO // TODO
3420 else if (rq.target == xa[XA_MULTIPLE]) 3436 else if (rq.target == xa[XA_MULTIPLE])
3421 { 3437 {
3422 /* TODO: Handle MULTIPLE */ 3438 /* TODO: Handle MULTIPLE */
3423 } 3439 }
3424#endif 3440#endif
3425 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3426 { 3442 {
3427 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3428 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3444 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3429 ev.property = rq.property; 3445 ev.property = property;
3446 }
3447 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3448 {
3449 XChangeProperty (dpy, rq.requestor, property, rq.target,
3450 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3451 ev.property = property;
3430 } 3452 }
3431 else if (rq.target == XA_STRING 3453 else if (rq.target == XA_STRING
3432 || rq.target == xa[XA_TEXT] 3454 || rq.target == xa[XA_TEXT]
3433 || rq.target == xa[XA_COMPOUND_TEXT] 3455 || rq.target == xa[XA_COMPOUND_TEXT]
3434 || rq.target == xa[XA_UTF8_STRING] 3456 || rq.target == xa[XA_UTF8_STRING]
… …
3456 style = enc_string; 3478 style = enc_string;
3457 else if (target == xa[XA_TEXT]) 3479 else if (target == xa[XA_TEXT])
3458 style = enc_text; 3480 style = enc_text;
3459 else if (target == xa[XA_COMPOUND_TEXT]) 3481 else if (target == xa[XA_COMPOUND_TEXT])
3460 style = enc_compound_text; 3482 style = enc_compound_text;
3461#if ENABLE_FRILLS 3483#if !ENABLE_MINIMAL
3462 else if (target == xa[XA_UTF8_STRING]) 3484 else if (target == xa[XA_UTF8_STRING])
3463 style = enc_utf8; 3485 style = enc_utf8;
3464#endif 3486#endif
3465 else 3487 else
3466 { 3488 {
3467 target = xa[XA_COMPOUND_TEXT]; 3489 target = xa[XA_COMPOUND_TEXT];
3468 style = enc_compound_text; 3490 style = enc_compound_text;
3469 } 3491 }
3470 3492
3471 if (selection.text) 3493 if (rq.selection == XA_PRIMARY && selection.text)
3472 { 3494 {
3473 cl = selection.text; 3495 cl = selection.text;
3474 selectlen = selection.len; 3496 selectlen = selection.len;
3475 } 3497 }
3498 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3499 {
3500 cl = selection.clip_text;
3501 selectlen = selection.clip_len;
3502 }
3476 else 3503 else
3477 { 3504 {
3478 cl = L""; 3505 cl = (wchar_t *)L"";
3479 selectlen = 0; 3506 selectlen = 0;
3480 } 3507 }
3481 3508
3482#if ENABLE_FRILLS 3509#if !ENABLE_MINIMAL
3483 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3510 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3484 // so recode it manually 3511 // so recode it manually
3485 if (style == enc_utf8) 3512 if (style == enc_utf8)
3486 { 3513 {
3487 freect = 1; 3514 freect = 1;
… …
3490 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3517 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3491 ct.nitems = strlen ((char *)ct.value); 3518 ct.nitems = strlen ((char *)ct.value);
3492 } 3519 }
3493 else 3520 else
3494#endif 3521#endif
3495 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3522 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3496 freect = 1; 3523 freect = 1;
3497 else 3524 else
3498 { 3525 {
3499 /* if we failed to convert then send it raw */ 3526 /* if we failed to convert then send it raw */
3500 ct.value = (unsigned char *)cl; 3527 ct.value = (unsigned char *)cl;
3501 ct.nitems = selectlen; 3528 ct.nitems = selectlen;
3502 ct.encoding = target; 3529 ct.encoding = target;
3503 } 3530 }
3504 3531
3505 XChangeProperty (disp, rq.requestor, rq.property, 3532 XChangeProperty (dpy, rq.requestor, property,
3506 ct.encoding, 8, PropModeReplace, 3533 ct.encoding, 8, PropModeReplace,
3507 ct.value, (int)ct.nitems); 3534 ct.value, (int)ct.nitems);
3508 ev.property = rq.property; 3535 ev.property = property;
3509 3536
3510 if (freect) 3537 if (freect)
3511 XFree (ct.value); 3538 XFree (ct.value);
3512 } 3539 }
3513 3540
3514 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3541 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3515} 3542}
3516 3543
3517/* ------------------------------------------------------------------------- * 3544/* ------------------------------------------------------------------------- */
3518 * MOUSE ROUTINES *
3519 * ------------------------------------------------------------------------- */
3520
3521/*
3522 * return col/row values corresponding to x/y pixel values
3523 */
3524void
3525rxvt_term::pixel_position (int *x, int *y)
3526{
3527 *x = Pixel2Col (*x);
3528 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3529 *y = Pixel2Row (*y);
3530 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3531}
3532
3533/* ------------------------------------------------------------------------- */
3534#ifdef USE_XIM 3545#if USE_XIM
3535void 3546void ecb_cold
3536rxvt_term::im_set_position (XPoint &pos) 3547rxvt_term::im_set_position (XPoint &pos) noexcept
3537{ 3548{
3538 XWindowAttributes xwa; 3549 XWindowAttributes xwa;
3539 3550
3540 XGetWindowAttributes (display->display, vt, &xwa); 3551 XGetWindowAttributes (dpy, vt, &xwa);
3541 3552
3542 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3553 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3543 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3554 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3544} 3555}
3545#endif 3556#endif
3546 3557
3547#if ENABLE_OVERLAY 3558#if ENABLE_OVERLAY
3548void 3559void
3549rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3560rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3550{ 3561{
3551 if (nrow < 3 || ncol < 3) 3562 if (nrow < 1 || ncol < 1)
3552 return; 3563 return;
3553 3564
3554 want_refresh = 1; 3565 want_refresh = 1;
3555 3566
3556 scr_overlay_off (); 3567 scr_overlay_off ();
… …
3563 h += 2; min_it (h, nrow); 3574 h += 2; min_it (h, nrow);
3564 3575
3565 x -= 1; clamp_it (x, 0, ncol - w); 3576 x -= 1; clamp_it (x, 0, ncol - w);
3566 y -= 1; clamp_it (y, 0, nrow - h); 3577 y -= 1; clamp_it (y, 0, nrow - h);
3567 3578
3568 ov_x = x; ov_y = y; 3579 ov.x = x; ov.y = y;
3569 ov_w = w; ov_h = h; 3580 ov.w = w; ov.h = h;
3570 3581
3571 ov_text = new text_t *[h]; 3582 ov.text = new text_t *[h];
3572 ov_rend = new rend_t *[h]; 3583 ov.rend = new rend_t *[h];
3573 3584
3574 for (y = 0; y < h; y++) 3585 for (y = 0; y < h; y++)
3575 { 3586 {
3576 text_t *tp = ov_text[y] = new text_t[w]; 3587 text_t *tp = ov.text[y] = new text_t[w];
3577 rend_t *rp = ov_rend[y] = new rend_t[w]; 3588 rend_t *rp = ov.rend[y] = new rend_t[w];
3578 3589
3579 text_t t0, t1, t2; 3590 text_t t0, t1, t2;
3580 rend_t r = OVERLAY_RSTYLE; 3591 rend_t r = OVERLAY_RSTYLE;
3581 3592
3582 if (y == 0) 3593 if (y == 0)
… …
3599 *rp = r; 3610 *rp = r;
3600 } 3611 }
3601} 3612}
3602 3613
3603void 3614void
3604rxvt_term::scr_overlay_off () 3615rxvt_term::scr_overlay_off () noexcept
3605{ 3616{
3606 if (!ov_text) 3617 if (!ov.text)
3607 return; 3618 return;
3608 3619
3609 want_refresh = 1; 3620 want_refresh = 1;
3610 3621
3611 for (int y = 0; y < ov_h; y++) 3622 for (int y = 0; y < ov.h; y++)
3612 { 3623 {
3613 delete [] ov_text[y]; 3624 delete [] ov.text[y];
3614 delete [] ov_rend[y]; 3625 delete [] ov.rend[y];
3615 } 3626 }
3616 3627
3617 delete [] ov_text; ov_text = 0; 3628 delete [] ov.text; ov.text = 0;
3618 delete [] ov_rend; ov_rend = 0; 3629 delete [] ov.rend; ov.rend = 0;
3619} 3630}
3620 3631
3621void 3632void
3622rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3633rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3623{ 3634{
3624 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3635 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3625 return; 3636 return;
3626 3637
3627 x++, y++; 3638 x++, y++;
3628 3639
3629 ov_text[y][x] = text; 3640 ov.text[y][x] = text;
3630 ov_rend[y][x] = rend; 3641 ov.rend[y][x] = rend;
3631} 3642}
3632 3643
3633void 3644void
3634rxvt_term::scr_overlay_set (int x, int y, const char *s) 3645rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3635{ 3646{
3636 while (*s) 3647 while (*s)
3637 scr_overlay_set (x++, y, *s++); 3648 scr_overlay_set (x++, y, *s++);
3638} 3649}
3639 3650
3640void 3651void
3641rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3652rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3642{ 3653{
3643 while (*s) 3654 while (*s)
3644 { 3655 {
3645 text_t t = *s++; 3656 text_t t = *s++;
3646 int width = wcwidth (t); 3657 int width = WCWIDTH (t);
3647 3658
3648 while (width--) 3659 while (width--)
3649 { 3660 {
3650 scr_overlay_set (x++, y, t); 3661 scr_overlay_set (x++, y, t);
3651 t = NOCHAR; 3662 t = NOCHAR;
3652 } 3663 }
3653 } 3664 }
3654} 3665}
3655 3666
3656void 3667void
3657rxvt_term::scr_swap_overlay () 3668rxvt_term::scr_swap_overlay () noexcept
3658{ 3669{
3659 if (!ov_text) 3670 if (!ov.text)
3660 return; 3671 return;
3661 3672
3673 // hide cursor if it is within the overlay area
3674 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3675 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3676 screen.flags &= ~Screen_VisibleCursor;
3677
3662 // swap screen mem with overlay 3678 // swap screen mem with overlay
3663 for (int y = ov_h; y--; ) 3679 for (int y = ov.h; y--; )
3664 { 3680 {
3665 text_t *t1 = ov_text[y]; 3681 text_t *t1 = ov.text[y];
3666 rend_t *r1 = ov_rend[y]; 3682 rend_t *r1 = ov.rend[y];
3667 3683
3668 text_t *t2 = ROW(y - view_start).t + ov_x; 3684 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3669 rend_t *r2 = ROW(y - view_start).r + ov_x; 3685 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3670 3686
3671 for (int x = ov_w; x--; ) 3687 for (int x = ov.w; x--; )
3672 { 3688 {
3673 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3689 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3674 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3690 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3675 } 3691 }
3676 } 3692 }

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