ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.159 by root, Mon Feb 21 19:26:07 2005 UTC vs.
Revision 1.466 by root, Fri Aug 5 07:54:11 2022 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 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 TermWin.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() \
57 selection.beg.row = selection.beg.col \ 54 selection.beg.row = selection.beg.col \
… …
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 TermWin.vt
94
95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \
97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)TermWin.width, \
99 (unsigned int)Height2Pixel (num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 88#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.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, TermWin.gc, \
109 0, Row2Pixel (row), \
110 (unsigned int)TermWin.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 (text_t *et, rend_t *er, 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 efs &= ~RS_baseattrMask; 102 if (!l.valid ())
103 {
104 l.alloc ();
105 col = 0;
106 width = ncol;
107 }
108
109 l.touch ();
110
111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 112 efs = SET_FONT (efs, FONTSET (efs)->find_space_font ());
113
114 text_t *et = l.t + col;
115 rend_t *er = l.r + col;
123 116
124 while (width--) 117 while (width--)
125 { 118 {
126 *et++ = ' '; 119 *et++ = ' ';
127 *er++ = efs; 120 *er++ = efs;
… …
129} 122}
130 123
131/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
132/* 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 */
133void 126void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 127rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept
135{ 128{
136#ifdef DEBUG_STRICT 129 scr_blank_line (l, 0, ncol, efs);
137 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 130
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 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_space_font ());
145
146 l.touch ();
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
154}
155
156// set the rendition of a single wide character beginning at the given column
157void
158rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
159{
160 do {
161 l.r[col] = rend;
162 col++;
163 } while (col < ncol && l.t[col] == NOCHAR);
146} 164}
147 165
148/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
169
151void 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
152rxvt_term::scr_reset () 215rxvt_term::scr_reset ()
153{ 216{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159#if ENABLE_OVERLAY 217#if ENABLE_OVERLAY
160 scr_overlay_off (); 218 scr_overlay_off ();
161#endif 219#endif
162 220
163 TermWin.view_start = 0; 221 view_start = 0;
164 num_scr = 0; 222 num_scr = 0;
165 223
166 if (TermWin.ncol == 0) 224 if (ncol == 0)
167 TermWin.ncol = 80; 225 ncol = 80;
168 226
169 if (TermWin.nrow == 0) 227 if (nrow == 0)
170 TermWin.nrow = 24; 228 nrow = 24;
171
172 ncol = TermWin.ncol;
173 nrow = TermWin.nrow;
174 229
175 if (ncol == prev_ncol && nrow == prev_nrow) 230 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 231 return;
177 232
178 // we need at least two lines for wrapping to work correctly 233 // we need at least two lines for wrapping to work correctly
179 if (nrow + TermWin.saveLines < 2) 234 while (nrow + saveLines < 2)
180 { 235 {
236 //TODO//FIXME
181 TermWin.saveLines++; 237 saveLines++;
182 prev_nrow--; 238 prev_nrow--;
183 TermWin.nscrolled++; 239 top_row--;
184 } 240 }
185 241
186 want_refresh = 1; 242 want_refresh = 1;
187 243
188 prev_total_rows = prev_nrow + TermWin.saveLines; 244 int prev_total_rows = prev_nrow + saveLines;
189 total_rows = nrow + TermWin.saveLines; 245 total_rows = nrow + saveLines;
190 246
191 screen.tscroll = 0; 247 screen.tscroll = 0;
192 screen.bscroll = nrow - 1; 248 screen.bscroll = nrow - 1;
193 249
194 if (!talloc) 250 void *prev_chunk = chunk;
195 { 251 size_t prev_chunk_size = chunk_size;
196 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 252 line_t *prev_drawn_buf = drawn_buf;
197 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 253 line_t *prev_swap_buf = swap_buf;
254 line_t *prev_row_buf = row_buf;
255
256 scr_alloc ();
257
258 if (!prev_row_buf)
198 } 259 {
199 260 top_row = 0;
200 if (!screen.text) 261 term_start = 0;
201 {
202 /*
203 * first time called so just malloc everything: don't rely on realloc
204 * Note: this is still needed so that all the scrollback lines are NULL
205 */
206 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
207 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
208 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
209 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
210
211 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
212 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
213
214 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
215 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
216 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
217 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
218
219 for (p = 0; p < nrow; p++)
220 {
221 q = p + TermWin.saveLines;
222 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
223 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
224 screen.tlen[q] = swap.tlen[p] = 0;
225 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
226 }
227 262
228 memset (charsets, 'B', sizeof (charsets)); 263 memset (charsets, 'B', sizeof (charsets));
229 TermWin.nscrolled = 0; /* no saved lines */
230 rstyle = DEFAULT_RSTYLE; 264 rstyle = DEFAULT_RSTYLE;
231 screen.flags = Screen_DefaultFlags; 265 screen.flags = Screen_DefaultFlags;
232 screen.cur.row = screen.cur.col = 0; 266 screen.cur.row = screen.cur.col = 0;
233 screen.charset = 0; 267 screen.charset = 0;
234 current_screen = PRIMARY; 268 current_screen = PRIMARY;
… …
246 selection.text = NULL; 280 selection.text = NULL;
247 selection.len = 0; 281 selection.len = 0;
248 selection.op = SELECTION_CLEAR; 282 selection.op = SELECTION_CLEAR;
249 selection.screen = PRIMARY; 283 selection.screen = PRIMARY;
250 selection.clicks = 0; 284 selection.clicks = 0;
251 CLEAR_ALL_SELECTION (); 285 selection.clip_text = NULL;
252 rvideo = 0; 286 selection.clip_len = 0;
253 } 287 }
254 else 288 else
255 { 289 {
256 /* 290 /*
257 * add or delete rows as appropriate 291 * add or delete rows as appropriate
258 */ 292 */
259 setrstyle = DEFAULT_RSTYLE;
260 293
261 if (nrow < prev_nrow) 294 int common_col = min (prev_ncol, ncol);
295
296 // resize swap_buf, blank drawn_buf
297 for (int row = min (nrow, prev_nrow); row--; )
298 {
299 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
300 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
301 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
302
303 copy_line (swap_buf [row], prev_swap_buf [row]);
262 { 304 }
263 /* delete rows */
264 k = min (TermWin.nscrolled, prev_nrow - nrow);
265 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
266 305
267 for (p = nrow; p < prev_nrow; p++) 306 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
307 int pend = MOD (term_start + top_row , prev_total_rows);
308 int q = total_rows; // rewrapped row
309
310#if ENABLE_FRILLS
311 if ((rewrap_always || top_row) && !rewrap_never)
312 {
313 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
314 // to come up with a lean and mean algorithm.
315 // TODO: maybe optimise when width didn't change
316
317 row_col_t ocur = screen.cur;
318 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
319
320 do
268 { 321 {
269 q = p + TermWin.saveLines; 322 p = MOD (p - 1, prev_total_rows);
323 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
324 int plines = 1;
325 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
270 326
271 if (screen.text[q]) 327 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
272 { 328 {
273#ifdef DEBUG_STRICT 329 p = MOD (p - 1, prev_total_rows);
274 assert (screen.rend[q]); 330
275#endif 331 plines++;
276 talloc->free (screen.text[q]); 332 llen += prev_ncol;
277 ralloc->free (screen.rend[q]);
278 } 333 }
279 334
280 if (swap.text[p]) 335 int qlines = max (0, (llen - 1) / ncol) + 1;
336
337 q -= qlines;
338
339 // drop partial lines completely
340 if (q < 0)
341 break;
342
343 int lofs = 0;
344 line_t *qline;
345
346 // re-assemble the full line by destination lines
347 for (int qrow = q; qlines--; qrow++)
281 { 348 {
282#ifdef DEBUG_STRICT 349 qline = row_buf + qrow;
283 assert (swap.rend[p]); 350 qline->alloc (); // redundant with next line
284#endif 351 qline->l = ncol;
285 talloc->free (swap.text[p]); 352 qline->is_longer (1);
286 ralloc->free (swap.rend[p]); 353
354 int qcol = 0;
355
356 // see below for cursor adjustment rationale
357 if (p == ocur.row)
358 screen.cur.row = q - (total_rows - nrow);
359
360 // fill a single destination line
361 while (lofs < llen && qcol < ncol)
362 {
363 int prow = lofs / prev_ncol;
364 int pcol = lofs % prev_ncol;
365
366 prow = MOD (p + prow, prev_total_rows);
367
368 // we only adjust the cursor _row_ and put it into
369 // the topmost line of "long line" it was in, as
370 // this seems to upset applications/shells/readline
371 // least.
372 if (prow == ocur.row)
373 screen.cur.row = q - (total_rows - nrow);
374
375 line_t &pline = prev_row_buf [prow];
376
377 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
378
379 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
380 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
381
382 lofs += len;
383 qcol += len;
384 }
287 } 385 }
288 386
289#ifdef DEBUG_STRICT 387 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
290 assert (drawn_text[p] && drawn_rend[p]); 388 qline->is_longer (0);
291#endif 389 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
292 talloc->free (drawn_text[p]);
293 ralloc->free (drawn_rend[p]);
294 } 390 }
391 while (p != pend && q > 0);
295 392
296 /* we have fewer rows so fix up cursor position */ 393 top_row = q - term_start;
297 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
298 394
299 scr_reset_realloc (); /* realloc _last_ */ 395 // make sure all terminal lines exist
300 } 396 while (top_row > 0)
301 else if (nrow > prev_nrow) 397 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
302 { 398 }
303 /* add rows */ 399 else
304 scr_reset_realloc (); /* realloc _first_ */ 400#endif
305 401 {
306 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 402 // wing, instead of wrap
307 403 do
308 k = min (TermWin.nscrolled, nrow - prev_nrow);
309
310 for (p = prev_total_rows; p < total_rows; p++)
311 { 404 {
312 screen.tlen[p] = 0; 405 p = MOD (p - 1, prev_total_rows);
313 screen.text[p] = NULL; 406 q--;
314 screen.rend[p] = NULL; 407
408 copy_line (row_buf [q], prev_row_buf [p]);
315 } 409 }
410 while (p != pend);
316 411
317 for (p = prev_total_rows; p < total_rows - k; p++) 412 screen.cur.row += nrow - prev_nrow;
318 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
319
320 for (p = prev_nrow; p < nrow; p++)
321 {
322 swap.tlen[p] = 0;
323 swap.text[p] = NULL;
324 swap.rend[p] = NULL;
325 drawn_text[p] = NULL;
326 drawn_rend[p] = NULL;
327 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
328 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
329 }
330
331 if (k > 0)
332 {
333 scr_scroll_text (0, (int)nrow - 1, -k, 1);
334 screen.cur.row += k;
335 screen.s_cur.row += k;
336 TermWin.nscrolled -= k;
337 }
338
339#ifdef DEBUG_STRICT
340 assert (screen.cur.row < TermWin.nrow);
341#else /* drive with your eyes closed */
342 MIN_IT (screen.cur.row, nrow - 1);
343#endif
344 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
345 }
346
347 /* resize columns */
348 if (ncol != prev_ncol)
349 { 413 }
350 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
351 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
352 414
353 for (p = 0; p < total_rows; p++) 415 term_start = total_rows - nrow;
354 {
355 if (screen.text[p])
356 {
357 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
358 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
359 416
360 MIN_IT (screen.tlen[p], (int16_t)ncol); 417 clamp_it (screen.cur.row, 0, nrow - 1);
418 clamp_it (screen.cur.col, 0, ncol - 1);
419 }
361 420
362 if (ncol > prev_ncol) 421 // ensure drawn_buf, swap_buf and terminal rows are all initialized
363 scr_blank_line (&screen.text[p][prev_ncol], 422 for (int row = nrow; row--; )
364 &screen.rend[p][prev_ncol], 423 {
365 ncol - prev_ncol, setrstyle); 424 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
366 } 425 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
367 } 426 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
427 }
368 428
369 for (p = 0; p < nrow; p++) 429 chunk_free (prev_chunk, prev_chunk_size);
370 {
371 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
372 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
373 430
374 if (ncol > prev_ncol)
375 scr_blank_line (&drawn_text[p][prev_ncol],
376 &drawn_rend[p][prev_ncol],
377 ncol - prev_ncol, setrstyle);
378
379 if (swap.text[p])
380 {
381 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
382 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
383
384 MIN_IT (swap.tlen[p], (int16_t)ncol);
385
386 if (ncol > prev_ncol)
387 scr_blank_line (&swap.text[p][prev_ncol],
388 &swap.rend[p][prev_ncol],
389 ncol - prev_ncol, setrstyle);
390 }
391
392 }
393
394 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
395
396 delete talloc; talloc = ta;
397 delete ralloc; ralloc = ra;
398 }
399
400 if (tabs)
401 free (tabs); 431 free (tabs);
402 } 432 tabs = (char *)rxvt_malloc (ncol);
433
434 for (int col = ncol; col--; )
435 tabs [col] = col % TABSIZE == 0;
436
437 CLEAR_ALL_SELECTION ();
403 438
404 prev_nrow = nrow; 439 prev_nrow = nrow;
405 prev_ncol = ncol; 440 prev_ncol = ncol;
406 441
407 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
408
409 for (p = 0; p < ncol; p++)
410 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
411
412 tt_winch (); 442 tt_winch ();
413}
414 443
415void 444 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
416rxvt_term::scr_reset_realloc ()
417{
418 unsigned int total_rows, nrow;
419
420 nrow = TermWin.nrow;
421 total_rows = nrow + TermWin.saveLines;
422 /* *INDENT-OFF* */
423 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
424 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
425 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
426 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
427
428 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
429 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
430
431 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
432 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
433 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
434 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
435 /* *INDENT-ON* */
436} 445}
437 446
438/* ------------------------------------------------------------------------- */ 447void ecb_cold
439/*
440 * Free everything. That way malloc debugging can find leakage.
441 */
442void
443rxvt_term::scr_release () 448rxvt_term::scr_release () noexcept
444{ 449{
445 unsigned int total_rows; 450 chunk_free (chunk, chunk_size);
446 int i; 451 chunk = 0;
452 row_buf = 0;
447 453
448 total_rows = TermWin.nrow + TermWin.saveLines;
449
450 delete talloc; talloc = 0;
451 delete ralloc; ralloc = 0;
452
453 free (screen.text);
454 free (screen.tlen);
455 free (screen.rend);
456 free (drawn_text);
457 free (drawn_rend);
458 free (swap.text);
459 free (swap.tlen);
460 free (swap.rend);
461 free (buf_text);
462 free (buf_rend);
463 free (tabs); 454 free (tabs);
464
465 /* NULL these so if anything tries to use them, we'll know about it */
466 screen.text = drawn_text = swap.text = NULL;
467 screen.rend = drawn_rend = swap.rend = NULL;
468 screen.tlen = swap.tlen = NULL;
469 buf_text = NULL;
470 buf_rend = NULL;
471 tabs = NULL; 455 tabs = 0;
472} 456}
473 457
474/* ------------------------------------------------------------------------- */ 458/* ------------------------------------------------------------------------- */
475/* 459/*
476 * Hard reset 460 * Hard/Soft reset
477 */ 461 */
478void 462void ecb_cold
479rxvt_term::scr_poweron () 463rxvt_term::scr_poweron ()
480{ 464{
481 scr_release (); 465 scr_release ();
466
482 prev_nrow = prev_ncol = 0; 467 prev_nrow = prev_ncol = 0;
468 rvideo_mode = false;
469 scr_soft_reset ();
483 scr_reset (); 470 scr_reset ();
484 471
485 scr_clear (true); 472 scr_clear (true);
486 scr_refresh (SLOW_REFRESH); 473 scr_refresh ();
474}
475
476void ecb_cold
477rxvt_term::scr_soft_reset () noexcept
478{
479 /* only affects modes, nothing drastic such as clearing the screen */
480#if ENABLE_OVERLAY
481 scr_overlay_off ();
482#endif
483
484 if (current_screen != PRIMARY)
485 scr_swap_screen ();
486
487 scr_scroll_region (0, MAX_ROWS - 1);
488 scr_rendition (0, ~RS_None);
489 scr_insert_mode (0);
487} 490}
488 491
489/* ------------------------------------------------------------------------- * 492/* ------------------------------------------------------------------------- *
490 * PROCESS SCREEN COMMANDS * 493 * PROCESS SCREEN COMMANDS *
491 * ------------------------------------------------------------------------- */ 494 * ------------------------------------------------------------------------- */
… …
493 * Save and Restore cursor 496 * Save and Restore cursor
494 * XTERM_SEQ: Save cursor : ESC 7 497 * XTERM_SEQ: Save cursor : ESC 7
495 * XTERM_SEQ: Restore cursor: ESC 8 498 * XTERM_SEQ: Restore cursor: ESC 8
496 */ 499 */
497void 500void
498rxvt_term::scr_cursor (int mode) 501rxvt_term::scr_cursor (cursor_mode mode) noexcept
499{ 502{
500 screen_t *s; 503 screen_t *s;
501 504
502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 505#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
503 if (current_screen == SECONDARY) 506 if (current_screen == SECONDARY)
… …
527 set_font_style (); 530 set_font_style ();
528 break; 531 break;
529 } 532 }
530 533
531 /* boundary check in case screen size changed between SAVE and RESTORE */ 534 /* boundary check in case screen size changed between SAVE and RESTORE */
532 MIN_IT (s->cur.row, TermWin.nrow - 1); 535 min_it (s->cur.row, nrow - 1);
533 MIN_IT (s->cur.col, TermWin.ncol - 1); 536 min_it (s->cur.col, ncol - 1);
534#ifdef DEBUG_STRICT
535 assert (s->cur.row >= 0); 537 assert (s->cur.row >= 0);
536 assert (s->cur.col >= 0); 538 assert (s->cur.col >= 0);
537#else /* drive with your eyes closed */ 539}
538 MAX_IT (s->cur.row, 0); 540
539 MAX_IT (s->cur.col, 0); 541void
540#endif 542rxvt_term::scr_swap_screen () noexcept
543{
544 if (!option (Opt_secondaryScreen))
545 return;
546
547 for (int i = prev_nrow; i--; )
548 ::swap (ROW(i), swap_buf [i]);
549
550 ::swap (screen.cur, swap.cur);
551
552 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
553 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
541} 554}
542 555
543/* ------------------------------------------------------------------------- */ 556/* ------------------------------------------------------------------------- */
544/* 557/*
545 * Swap between primary and secondary screens 558 * Swap between primary and secondary screens
546 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 559 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
547 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 560 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
548 */ 561 */
549int 562void
550rxvt_term::scr_change_screen (int scrn) 563rxvt_term::scr_change_screen (int scrn)
551{ 564{
552 int i; 565 if (scrn == current_screen)
566 return;
567
568 want_refresh = 1;
569 view_start = 0;
570
571 /* check for boundary cross */
572 row_col_t pos;
573 pos.row = pos.col = 0;
574 if (ROWCOL_IS_BEFORE (selection.beg, pos)
575 && ROWCOL_IS_AFTER (selection.end, pos))
576 CLEAR_SELECTION ();
577
578 current_screen = scrn;
579
553#if NSCREENS 580#if NSCREENS
554 int offset;
555#endif
556
557 want_refresh = 1;
558
559 TermWin.view_start = 0;
560
561 if (current_screen == scrn)
562 return scrn;
563
564 selection_check (2); /* check for boundary cross */
565
566 i = current_screen; current_screen = scrn; scrn = i;
567
568 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
569 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
570 MAX_IT (screen.cur.row, 0);
571 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
572 MAX_IT (screen.cur.col, 0);
573 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
574
575#if NSCREENS
576 if (options & Opt_secondaryScreen) 581 if (option (Opt_secondaryScreen))
577 { 582 {
578 num_scr = 0; 583 num_scr = 0;
579 offset = TermWin.saveLines;
580 584
581 for (i = prev_nrow; i--;) 585 scr_swap_screen ();
582 {
583 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
584 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
585 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
586 }
587 586
588 SWAP_IT (screen.charset, swap.charset, int16_t); 587 ::swap (screen.charset, swap.charset);
589 SWAP_IT (screen.flags, swap.flags, int); 588 ::swap (screen.flags, swap.flags);
590 screen.flags |= Screen_VisibleCursor; 589 screen.flags |= Screen_VisibleCursor;
591 swap.flags |= Screen_VisibleCursor; 590 swap.flags |= Screen_VisibleCursor;
592 } 591 }
593 else 592 else
594#endif 593#endif
595 if (options & Opt_secondaryScroll) 594 if (option (Opt_secondaryScroll))
596 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 595 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
597
598 return scrn;
599} 596}
600 597
601// clear WrapNext indicator, solidifying position on next line 598// clear WrapNext indicator, solidifying position on next line
602void 599void
603rxvt_term::scr_do_wrap () 600rxvt_term::scr_do_wrap () noexcept
604{ 601{
605 if (!(screen.flags & Screen_WrapNext)) 602 if (!(screen.flags & Screen_WrapNext))
606 return; 603 return;
607 604
608 screen.flags &= ~Screen_WrapNext; 605 screen.flags &= ~Screen_WrapNext;
609 606
610 screen.cur.col = 0; 607 screen.cur.col = 0;
611 608
612 if (screen.cur.row == screen.bscroll) 609 if (screen.cur.row == screen.bscroll)
613 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 610 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
614 else if (screen.cur.row < TermWin.nrow - 1) 611 else if (screen.cur.row < nrow - 1)
615 screen.cur.row++; 612 screen.cur.row++;
616} 613}
617 614
618/* ------------------------------------------------------------------------- */ 615/* ------------------------------------------------------------------------- */
619/* 616/*
620 * Change the colour for following text 617 * Change the colour for following text
621 */ 618 */
622void 619void
623rxvt_term::scr_color (unsigned int color, int fgbg) 620rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
624{ 621{
625 if (color > maxTermCOLOR) 622 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
626 color = fgbg; 623 color = fgbg;
627 624
628 if (fgbg == Color_fg) 625 if (fgbg == Color_fg)
629 rstyle = SET_FGCOLOR (rstyle, color); 626 rstyle = SET_FGCOLOR (rstyle, color);
630 else 627 else
… …
634/* ------------------------------------------------------------------------- */ 631/* ------------------------------------------------------------------------- */
635/* 632/*
636 * Change the rendition style for following text 633 * Change the rendition style for following text
637 */ 634 */
638void 635void
639rxvt_term::scr_rendition (int set, int style) 636rxvt_term::scr_rendition (int set, int style) noexcept
640 { 637{
641 if (set) 638 if (set)
642 rstyle |= style; 639 rstyle |= style;
643 else if (style == ~RS_None) 640 else if (style == ~RS_None)
644 rstyle = DEFAULT_RSTYLE; 641 rstyle = DEFAULT_RSTYLE;
645 else 642 else
646 rstyle &= ~style; 643 rstyle &= ~style;
647 } 644}
648 645
649/* ------------------------------------------------------------------------- */ 646/* ------------------------------------------------------------------------- */
650/* 647/*
651 * Scroll text between <row1> and <row2> inclusive, by <count> lines 648 * Scroll text between <row1> and <row2> inclusive, by <count> lines
652 * count positive ==> scroll up 649 * count positive ==> scroll up
653 * count negative ==> scroll down 650 * count negative ==> scroll down
654 * spec == 0 for normal routines
655 */ 651 */
656int 652int ecb_hot
657rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 653rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
658{ 654{
659 int i, j;
660 long nscrolled;
661
662 if (count == 0 || (row1 > row2)) 655 if (count == 0 || (row1 > row2))
663 return 0; 656 return 0;
664 657
665 want_refresh = 1; 658 want_refresh = 1;
659 num_scr += count;
666 660
667 if (row1 == 0 && count > 0 661 if (count > 0
662 && row1 == 0
668 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 663 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
664 {
665 min_it (count, total_rows - (nrow - (row2 + 1)));
666
667 top_row = max (top_row - count, -saveLines);
668
669 // sever bottommost line
669 { 670 {
670 nscrolled = (long)TermWin.nscrolled + (long)count; 671 line_t &l = ROW(row2);
671 672 l.is_longer (0);
672 if (nscrolled > (long)TermWin.saveLines) 673 l.touch ();
673 TermWin.nscrolled = TermWin.saveLines;
674 else
675 TermWin.nscrolled = (unsigned int)nscrolled;
676
677 if ((options & Opt_scrollWithBuffer)
678 && TermWin.view_start != 0
679 && TermWin.view_start != TermWin.saveLines)
680 scr_page (UP, count);
681 } 674 }
682 else if (!spec)
683 row1 += TermWin.saveLines;
684 675
685 row2 += TermWin.saveLines; 676 // scroll everything up 'count' lines
677 term_start = (term_start + count) % total_rows;
686 678
679 // now copy lines below the scroll region bottom to the
680 // bottom of the screen again, so they look as if they
681 // hadn't moved.
682 for (int i = nrow; --i > row2; )
683 {
684 line_t &l1 = ROW(i - count);
685 line_t &l2 = ROW(i);
686
687 ::swap (l1, l2);
688 l2.touch ();
689 }
690
691 // erase newly scrolled-in lines
692 for (int i = count; i--; )
693 {
694 line_t &l = ROW(row2 - i);
695
696 // optimise if already cleared, can be significant on slow machines
697 // could be rolled into scr_blank_screen_mem
698 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
699 {
700 scr_blank_line (l, 0, l.l, rstyle);
701 l.l = 0;
702 l.f = 0;
703 }
704 else
705 scr_blank_screen_mem (l, rstyle);
706 }
707
708 // move and/or clear selection, if any
687 if (selection.op && current_screen == selection.screen) 709 if (selection.op && current_screen == selection.screen
688 { 710 && selection.beg.row <= row2)
689 i = selection.beg.row + TermWin.saveLines;
690 j = selection.end.row + TermWin.saveLines;
691 if ((i < row1 && j > row1)
692 || (i < row2 && j > row2)
693 || (i - count < row1 && i >= row1)
694 || (i - count > row2 && i <= row2)
695 || (j - count < row1 && j >= row1)
696 || (j - count > row2 && j <= row2))
697 {
698 CLEAR_ALL_SELECTION ();
699 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
700 } 711 {
701 else if (j >= row1 && j <= row2)
702 {
703 /* move selected region too */
704 selection.beg.row -= count; 712 selection.beg.row -= count;
705 selection.end.row -= count; 713 selection.end.row -= count;
706 selection.mark.row -= count; 714 selection.mark.row -= count;
707 }
708 }
709 715
710 selection_check (0); /* _after_ TermWin.nscrolled update */ 716 selection_check (0);
711
712 num_scr += count;
713 j = count;
714
715 if (count < 0)
716 count = -count;
717
718 i = row2 - row1 + 1;
719 MIN_IT (count, i);
720
721 if (j > 0)
722 {
723 /* scroll up */
724
725 /* Copy lines that will get clobbered by the rotation */
726 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
727 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
728
729 /* Rotate lines */
730 i = row2 - row1 - count + 1;
731 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
732 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
733 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
734
735 j = row2 - count + 1, i = count;
736 }
737 else /* if (j < 0) */
738 {
739 /* scroll down */
740
741 /* Copy lines that will get clobbered by the rotation */
742 for (i = 0, j = row2; i < count; i++, j--)
743 { 717 }
744 buf_text[i] = screen.text[j]; 718
745 buf_rend[i] = screen.rend[j]; 719 // finally move the view window, if desired
720 if (option (Opt_scrollWithBuffer)
721 && view_start != 0
722 && view_start != -saveLines)
723 scr_page (count);
724
725 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
726 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
727 }
728 else
729 {
730 if (selection.op && current_screen == selection.screen)
746 } 731 {
732 if ((selection.beg.row < row1 && selection.end.row > row1)
733 || (selection.beg.row < row2 && selection.end.row > row2)
734 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
735 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
736 || (selection.end.row - count < row1 && selection.end.row >= row1)
737 || (selection.end.row - count > row2 && selection.end.row <= row2))
738 {
739 CLEAR_ALL_SELECTION ();
740 selection.op = SELECTION_CLEAR;
741 }
742 else if (selection.end.row >= row1 && selection.end.row <= row2)
743 {
744 /* move selected region too */
745 selection.beg.row -= count;
746 selection.end.row -= count;
747 selection.mark.row -= count;
747 748
748 /* Rotate lines */ 749 selection_check (0);
749 for (j = row2, i = j - count; i >= row1; i--, j--) 750 }
750 { 751 }
751 screen.tlen[j] = screen.tlen[i]; 752
752 screen.text[j] = screen.text[i]; 753 // use a simple and robust scrolling algorithm, this
753 screen.rend[j] = screen.rend[i]; 754 // part of scr_scroll_text is not time-critical.
755
756 // sever line above scroll region
757 if (row1)
754 } 758 {
759 line_t &l = ROW(row1 - 1);
760 l.is_longer (0);
761 l.touch ();
762 }
755 763
756 j = row1, i = count; 764 int rows = row2 - row1 + 1;
757 count = -count; 765
766 min_it (count, rows);
767
768 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
769
770 for (int row = 0; row < rows; row++)
771 {
772 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
773
774 if (!IN_RANGE_EXC (row + count, 0, rows))
775 scr_blank_screen_mem (temp_buf [row], rstyle);
776 }
777
778 for (int row = 0; row < rows; row++)
779 ROW(row1 + row) = temp_buf [row];
780
781 // sever bottommost line
782 {
783 line_t &l = ROW(row2);
784 l.is_longer (0);
785 l.touch ();
758 } 786 }
759 787 }
760 /* Resurrect lines */
761 memset (screen.tlen + j, 0, i * sizeof (int16_t));
762 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
763 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
764 if (!spec) /* line length may not equal TermWin.ncol */
765 for (; i--; j++)
766 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
767 788
768 return count; 789 return count;
769} 790}
770 791
771/* ------------------------------------------------------------------------- */ 792/* ------------------------------------------------------------------------- */
772/* 793/*
773 * Add text given in <str> of length <len> to screen struct 794 * Add text given in <str> of length <len> to screen struct
774 */ 795 */
775void 796void ecb_hot
776rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 797rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
777{ 798{
778 unsigned char checksel;
779 unicode_t c;
780 int i, row, last_col;
781 text_t *stp;
782 rend_t *srp;
783
784 if (len <= 0) /* sanity */ 799 if (len <= 0) /* sanity */
785 return; 800 return;
786 801
802 bool checksel;
803 unicode_t c;
804 int ncol = this->ncol;
805 const wchar_t *strend = str + len;
806
787 want_refresh = 1; 807 want_refresh = 1;
788 ZERO_SCROLLBACK (); 808 ZERO_SCROLLBACK ();
789 last_col = TermWin.ncol;
790 809
791 if (nlines > 0) 810 if (minlines > 0)
792 { 811 {
793 nlines += screen.cur.row - screen.bscroll; 812 minlines += screen.cur.row - screen.bscroll;
813 min_it (minlines, screen.cur.row - top_row);
814
794 if ((nlines > 0) 815 if (minlines > 0
795 && (screen.tscroll == 0) 816 && screen.tscroll == 0
796 && (screen.bscroll == (TermWin.nrow - 1))) 817 && screen.bscroll == nrow - 1)
797 { 818 {
798 /* _at least_ this many lines need to be scrolled */ 819 /* _at least_ this many lines need to be scrolled */
799 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 820 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
800 screen.cur.row -= nlines; 821 screen.cur.row -= minlines;
801 } 822 }
802 } 823 }
803 824
804#ifdef DEBUG_STRICT
805 assert (screen.cur.col < last_col); 825 assert (screen.cur.col < ncol);
806 assert ((screen.cur.row < TermWin.nrow) 826 assert (screen.cur.row < nrow
807 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 827 && screen.cur.row >= top_row);
808#else /* drive with your eyes closed */ 828 int row = screen.cur.row;
809 MIN_IT (screen.cur.col, last_col - 1);
810 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
811 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
812#endif
813 row = screen.cur.row + TermWin.saveLines;
814 829
815 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 830 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
816 831
817 stp = screen.text[row]; 832 line_t *line = &ROW(row);
818 srp = screen.rend[row];
819 833
820 while (len--) 834 while (str < strend)
821 { 835 {
822 c = *str++; 836 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
823 837
824 if (c < 0x20) 838 if (ecb_unlikely (c < 0x20))
825 switch (c) 839 if (c == C0_LF)
826 { 840 {
827 case C0_HT: 841 max_it (line->l, screen.cur.col);
828 scr_tab (1, true);
829 continue;
830 842
831 case C0_LF:
832 if (screen.tlen[row] != -1) /* XXX: think about this */
833 MAX_IT (screen.tlen[row], screen.cur.col);
834
835 screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
836 844
837 if (screen.cur.row == screen.bscroll) 845 if (screen.cur.row == screen.bscroll)
838 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 846 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
839 else if (screen.cur.row < (TermWin.nrow - 1)) 847 else if (screen.cur.row < (nrow - 1))
840 row = (++screen.cur.row) + TermWin.saveLines; 848 row = ++screen.cur.row;
841 849
842 stp = screen.text[row]; /* _must_ refresh */ 850 line = &ROW(row); /* _must_ refresh */
843 srp = screen.rend[row]; /* _must_ refresh */
844 continue; 851 continue;
845
846 case C0_CR:
847 if (screen.tlen[row] != -1) /* XXX: think about this */
848 MAX_IT (screen.tlen[row], screen.cur.col);
849
850 screen.flags &= ~Screen_WrapNext;
851 screen.cur.col = 0;
852 continue;
853 } 852 }
853 else if (c == C0_CR)
854 {
855 max_it (line->l, screen.cur.col);
854 856
857 screen.flags &= ~Screen_WrapNext;
858 screen.cur.col = 0;
859 continue;
860 }
861 else if (c == C0_HT)
862 {
863 scr_tab (1, true);
864 continue;
865 }
866
867 if (ecb_unlikely (
855 if (checksel /* see if we're writing within selection */ 868 checksel /* see if we're writing within selection */
856 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 869 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
857 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 870 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
871 ))
858 { 872 {
859 checksel = 0; 873 checksel = 0;
860 /* 874 /*
861 * If we wrote anywhere in the selected area, kill the selection 875 * If we wrote anywhere in the selected area, kill the selection
862 * XXX: should we kill the mark too? Possibly, but maybe that 876 * XXX: should we kill the mark too? Possibly, but maybe that
863 * should be a similar check. 877 * should be a similar check.
864 */ 878 */
865 CLEAR_SELECTION (); 879 CLEAR_SELECTION ();
866 } 880 }
867 881
868 if (screen.flags & Screen_WrapNext) 882 if (ecb_unlikely (screen.flags & Screen_WrapNext))
869 {
870 screen.tlen[row] = -1;
871
872 scr_do_wrap (); row = screen.cur.row + TermWin.saveLines;
873
874 stp = screen.text[row]; /* _must_ refresh */
875 srp = screen.rend[row]; /* _must_ refresh */
876 } 883 {
884 scr_do_wrap ();
877 885
886 line->l = ncol;
887 line->is_longer (1);
888
889 row = screen.cur.row;
890 line = &ROW(row); /* _must_ refresh */
891 }
892
893 // some utf-8 decoders "decode" surrogate characters: let's fix this.
894 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
895 c = 0xfffd;
896
878 // rely on wcwidth to tell us the character width, at least for non-latin1 897 // rely on wcwidth to tell us the character width, do wcwidth before
879 // do wcwidth before further replacements, as wcwidth says that line-drawing 898 // further replacements, as wcwidth might return -1 for the line
880 // characters have width -1 (DOH!) on GNU/Linux sometimes. 899 // drawing characters below as they might be invalid in the current
881 int width = c < 0x100 ? 1 : wcwidth (c); 900 // locale.
901 int width = WCWIDTH (c);
882 902
883 if (charsets[screen.charset] == '0') // DEC SPECIAL 903 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
884 { 904 {
885 // vt100 special graphics and line drawing 905 // vt100 special graphics and line drawing
886 // 5f-7e standard vt100 906 // 5f-7e standard vt100
887 // 40-5e rxvt extension for extra curses acs chars 907 // 40-5e rxvt extension for extra curses acs chars
888 static uint16_t vt100_0[63] = { // 40 .. 7e 908 static uint16_t vt100_0[62] = { // 41 .. 7e
889 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! 909 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
890 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f 910 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
891 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 911 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
892 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f 912 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
893 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 913 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
894 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 914 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
895 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 915 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
896 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e 916 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
897 }; 917 };
898 918
899 if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) 919 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
900 { 920 {
901 c = vt100_0[c - 0x40]; 921 c = vt100_0[c - 0x41];
902 width = 1; 922 width = 1; // vt100 line drawing characters are always single-width
903 } 923 }
904 } 924 }
905 925
906 if (screen.flags & Screen_Insert) 926 if (ecb_unlikely (screen.flags & Screen_Insert))
907 scr_insdel_chars (width, INSERT); 927 scr_insdel_chars (width, INSERT);
908 928
909 if (width != 0) 929 if (width != 0)
910 { 930 {
911 // some utf-8 decoders decode surrogate characters.
912 if (0xd800 <= c && c <= 0xdfff)
913 c = 0xfffd;
914
915#if !UNICODE_3 931#if !UNICODE_3
916 // trim characters we can't store directly :( 932 // trim characters we can't store directly :(
917 if (c >= 0x10000) 933 if (c >= 0x10000)
918# if ENABLE_COMBINING 934# if ENABLE_COMBINING
919 c = rxvt_composite.compose (c); // map to lower 16 bits 935 c = rxvt_composite.compose (c); // map to lower 16 bits
920# else 936# else
921 c = 0xfffd; 937 c = 0xfffd;
922# endif 938# endif
923#endif 939#endif
924 940
941 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
942
943 // if the character doesn't fit into the remaining columns...
944 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
945 {
946 if (screen.flags & Screen_Autowrap)
947 {
948 // ... artificially enlargen the previous one
949 c = NOCHAR;
950 // and try the same character next loop iteration
951 --str;
952 }
953 else
954 screen.cur.col = ncol - width;
955 }
956
925 // nuke the character at this position, if required 957 // nuke the character at this position, if required
958 // due to wonderful coincidences everywhere else in this loop
959 // we never have to check for overwriting a wide char itself,
960 // only its tail.
926 if (stp[screen.cur.col] == NOCHAR 961 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
927 || (screen.cur.col < TermWin.ncol - 1 962 scr_kill_char (*line, screen.cur.col);
928 && stp[screen.cur.col + 1] == NOCHAR))
929 {
930 int col = screen.cur.col;
931 963
932 // find begin 964 line->touch ();
933 while (col > 0 && stp[col] == NOCHAR)
934 col--;
935
936 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' '));
937
938 // found begin, nuke
939 do {
940 stp[col] = ' ';
941 srp[col] = rend;
942 col++;
943 } while (col < TermWin.ncol && stp[col] == NOCHAR);
944 }
945
946 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
947 965
948 do 966 do
949 { 967 {
950 stp[screen.cur.col] = c; 968 line->t[screen.cur.col] = c;
951 srp[screen.cur.col] = rend; 969 line->r[screen.cur.col] = rend;
952 970
953 if (screen.cur.col < last_col - 1) 971 if (ecb_likely (screen.cur.col < ncol - 1))
954 screen.cur.col++; 972 screen.cur.col++;
955 else 973 else
956 { 974 {
957 screen.tlen[row] = last_col; 975 line->l = ncol;
958 if (screen.flags & Screen_Autowrap) 976 if (screen.flags & Screen_Autowrap)
959 screen.flags |= Screen_WrapNext; 977 screen.flags |= Screen_WrapNext;
960 break; 978
979 goto end_of_line;
961 } 980 }
962 981
963 c = NOCHAR; 982 c = NOCHAR;
964 } 983 }
965 while (--width > 0); 984 while (ecb_unlikely (--width > 0));
966 985
967 // pad with spaces when overwriting wide character with smaller one 986 // pad with spaces when overwriting wide character with smaller one
968 if (!width)
969 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 987 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
970 { 988 {
971 stp[c] = ' '; 989 line->t[c] = ' ';
972 srp[c] = rend; 990 line->r[c] = rend;
973 } 991 }
992
993end_of_line:
974 } 994 ;
975 else if (width == 0)
976 { 995 }
977#if ENABLE_COMBINING 996#if ENABLE_COMBINING
978 // handle combining characters 997 else // width == 0
979 // we just tag the accent on the previous on-screen character. 998 {
980 // this is arguably not correct, but also arguably not wrong. 999 if (c != 0xfeff) // ignore BOM
981 // we don't handle double-width characters nicely yet.
982
983 text_t *tp;
984 rend_t *rp;
985
986 if (screen.cur.col > 0)
987 { 1000 {
1001 // handle combining characters
1002 // we just tag the accent on the previous on-screen character.
1003 // this is arguably not correct, but also arguably not wrong.
1004 // we don't handle double-width characters nicely yet.
1005 line_t *linep;
1006 text_t *tp;
1007 rend_t *rp;
1008
1009 if (screen.cur.col > 0)
1010 {
1011 linep = line;
988 tp = stp + screen.cur.col - 1; 1012 tp = line->t + screen.cur.col - 1;
989 rp = srp + screen.cur.col - 1; 1013 rp = line->r + screen.cur.col - 1;
1014 }
1015 else if (screen.cur.row > 0
1016 && ROW(screen.cur.row - 1).is_longer ())
1017 {
1018 linep = &ROW(screen.cur.row - 1);
1019 tp = linep->t + ncol - 1;
1020 rp = linep->r + ncol - 1;
1021 }
1022 else
1023 continue;
990 1024
1025 linep->touch ();
1026
991 while (*tp == NOCHAR && tp > stp) 1027 while (*tp == NOCHAR && tp > linep->t)
992 tp--, rp--; 1028 tp--, rp--;
1029
1030 // first try to find a precomposed character
1031 unicode_t n = rxvt_compose (*tp, c);
1032 if (n == NOCHAR)
1033 n = rxvt_composite.compose (*tp, c);
1034
1035 *tp = n;
1036 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
993 } 1037 }
994 else if (screen.cur.row > 0
995 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
996 {
997 int line = screen.cur.row - 1 + TermWin.saveLines;
998
999 tp = screen.text[line] + last_col - 1;
1000 rp = screen.rend[line] + last_col - 1;
1001
1002 while (*tp == NOCHAR && tp > screen.text[line])
1003 tp--, rp--;
1004 } 1038 }
1005 else
1006 continue;
1007
1008 // first try to find a precomposed character
1009 unicode_t n = rxvt_compose (*tp, c);
1010 if (n == NOCHAR)
1011 n = rxvt_composite.compose (*tp, c);
1012
1013 *tp = n;
1014 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1015#endif 1039#endif
1016 }
1017 } 1040 }
1018 1041
1019 if (screen.tlen[row] != -1) /* XXX: think about this */ 1042 max_it (line->l, screen.cur.col);
1020 MAX_IT (screen.tlen[row], screen.cur.col);
1021 1043
1022#ifdef DEBUG_STRICT
1023 assert (screen.cur.row >= 0); 1044 assert (screen.cur.row >= 0);
1024#else /* drive with your eyes closed */
1025 MAX_IT (screen.cur.row, 0);
1026#endif
1027} 1045}
1028 1046
1029/* ------------------------------------------------------------------------- */ 1047/* ------------------------------------------------------------------------- */
1030/* 1048/*
1031 * Process Backspace. Move back the cursor back a position, wrap if have to 1049 * Process Backspace. Move back the cursor back a position, wrap if have to
1032 * XTERM_SEQ: CTRL-H 1050 * XTERM_SEQ: CTRL-H
1033 */ 1051 */
1034void 1052void
1035rxvt_term::scr_backspace () 1053rxvt_term::scr_backspace () noexcept
1036{ 1054{
1037 want_refresh = 1;
1038
1039 if (screen.cur.col == 0) 1055 if (screen.cur.col == 0)
1040 { 1056 {
1041 if (screen.cur.row > 0) 1057 if (screen.cur.row > 0)
1042 { 1058 {
1043#ifdef TERMCAP_HAS_BW 1059#ifdef TERMCAP_HAS_BW
1044 screen.cur.col = TermWin.ncol - 1; 1060 screen.cur.col = ncol - 1;
1045 screen.cur.row--; 1061 --screen.cur.row;
1046 return; 1062
1063 want_refresh = 1;
1047#endif 1064#endif
1048 } 1065 }
1049 } 1066 }
1050 else if (!(screen.flags & Screen_WrapNext)) 1067 else if (screen.flags & Screen_WrapNext)
1068 screen.flags &= ~Screen_WrapNext;
1069 else
1051 scr_gotorc (0, -1, RELATIVE); 1070 scr_gotorc (0, -1, RELATIVE);
1052
1053 screen.flags &= ~Screen_WrapNext;
1054} 1071}
1055 1072
1056/* ------------------------------------------------------------------------- */ 1073/* ------------------------------------------------------------------------- */
1057/* 1074/*
1058 * Process Horizontal Tab 1075 * Process Horizontal Tab
1059 * count: +ve = forward; -ve = backwards 1076 * count: +ve = forward; -ve = backwards
1060 * XTERM_SEQ: CTRL-I 1077 * XTERM_SEQ: CTRL-I
1061 */ 1078 */
1062void 1079void
1063rxvt_term::scr_tab (int count, bool ht) 1080rxvt_term::scr_tab (int count, bool ht) noexcept
1064{ 1081{
1065 int i, x; 1082 int i, x;
1066 1083
1067 want_refresh = 1; 1084 want_refresh = 1;
1068 i = x = screen.cur.col; 1085 i = x = screen.cur.col;
1069 1086
1070 if (count == 0) 1087 if (count == 0)
1071 return; 1088 return;
1072 else if (count > 0) 1089 else if (count > 0)
1073 { 1090 {
1074 int row = TermWin.saveLines + screen.cur.row; 1091 line_t &l = ROW(screen.cur.row);
1075 text_t *tp = screen.text[row];
1076 rend_t *rp = screen.rend[row];
1077 rend_t base_rend = rp[i]; 1092 rend_t base_rend = l.r[i];
1078 ht &= tp[i] == ' '; 1093 ht &= l.t[i] == ' ';
1079 1094
1080 for (; ++i < TermWin.ncol; ) 1095 for (; ++i < ncol; )
1081 if (tabs[i]) 1096 if (tabs[i])
1082 { 1097 {
1083 x = i; 1098 x = i;
1099
1084 if (!--count) 1100 if (!--count)
1085 break; 1101 break;
1086 } 1102 }
1087 else 1103 else
1088 ht &= tp[i] == ' ' 1104 ht &= l.t[i] == ' '
1089 && RS_SAME (rp[i], base_rend); 1105 && RS_SAME (l.r[i], base_rend);
1090 1106
1091 if (count) 1107 if (count)
1092 x = TermWin.ncol - 1; 1108 x = ncol - 1;
1093 1109
1094 // store horizontal tab commands as characters inside the text 1110 // store horizontal tab commands as characters inside the text
1095 // buffer so they can be selected and pasted. 1111 // buffer so they can be selected and pasted.
1096 if (ht && options & Opt_pastableTabs) 1112 if (ht && option (Opt_pastableTabs))
1097 { 1113 {
1098 base_rend = SET_FONT (base_rend, 0); 1114 base_rend = SET_FONT (base_rend, 0);
1099 1115
1100 if (screen.tlen[row] != -1) /* XXX: think about this */ 1116 l.touch (x);
1101 MAX_IT (screen.tlen[row], x);
1102 1117
1103 i = screen.cur.col; 1118 i = screen.cur.col;
1104 1119
1105 tp[i] = '\t'; 1120 l.t[i] = '\t';
1106 rp[i] = base_rend; 1121 l.r[i] = base_rend;
1107 1122
1108 while (++i < x) 1123 while (++i < x)
1109 { 1124 {
1110 tp[i] = NOCHAR; 1125 l.t[i] = NOCHAR;
1111 rp[i] = base_rend; 1126 l.r[i] = base_rend;
1112 } 1127 }
1113 } 1128 }
1114 } 1129 }
1115 else /* if (count < 0) */ 1130 else /* if (count < 0) */
1116 { 1131 {
… …
1135 * Process DEC Back Index 1150 * Process DEC Back Index
1136 * XTERM_SEQ: ESC 6 1151 * XTERM_SEQ: ESC 6
1137 * Move cursor left in row. If we're at the left boundary, shift everything 1152 * Move cursor left in row. If we're at the left boundary, shift everything
1138 * in that row right. Clear left column. 1153 * in that row right. Clear left column.
1139 */ 1154 */
1140#if ENABLE_FRILLS 1155#if !ENABLE_MINIMAL
1141void 1156void ecb_cold
1142rxvt_term::scr_backindex () 1157rxvt_term::scr_backindex () noexcept
1143{ 1158{
1144 if (screen.cur.col > 0) 1159 if (screen.cur.col > 0)
1145 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1146 else 1161 else
1147 {
1148 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1149 return; /* um, yeah? */
1150
1151 scr_insdel_chars (1, INSERT); 1162 scr_insdel_chars (1, INSERT);
1152 }
1153} 1163}
1154#endif 1164#endif
1155/* ------------------------------------------------------------------------- */ 1165/* ------------------------------------------------------------------------- */
1156/* 1166/*
1157 * Process DEC Forward Index 1167 * Process DEC Forward Index
1158 * XTERM_SEQ: ESC 9 1168 * XTERM_SEQ: ESC 9
1159 * Move cursor right in row. If we're at the right boundary, shift everything 1169 * Move cursor right in row. If we're at the right boundary, shift everything
1160 * in that row left. Clear right column. 1170 * in that row left. Clear right column.
1161 */ 1171 */
1162#if ENABLE_FRILLS 1172#if !ENABLE_MINIMAL
1163void 1173void ecb_cold
1164rxvt_term::scr_forwardindex () 1174rxvt_term::scr_forwardindex () noexcept
1165{ 1175{
1166 int row;
1167
1168 if (screen.cur.col < TermWin.ncol - 1) 1176 if (screen.cur.col < ncol - 1)
1169 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1177 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1170 else 1178 else
1171 { 1179 {
1172 row = screen.cur.row + TermWin.saveLines; 1180 line_t &l = ROW(screen.cur.row);
1173 1181
1174 if (screen.tlen[row] == 0) 1182 l.touch ();
1175 return; /* um, yeah? */ 1183 l.is_longer (0);
1176 else if (screen.tlen[row] == -1)
1177 screen.tlen[row] = TermWin.ncol;
1178 1184
1179 scr_gotorc (0, 0, R_RELATIVE); 1185 scr_gotorc (0, 0, R_RELATIVE);
1180 scr_insdel_chars (1, DELETE); 1186 scr_insdel_chars (1, DELETE);
1181 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1187 scr_gotorc (0, ncol - 1, R_RELATIVE);
1182 } 1188 }
1183} 1189}
1184#endif 1190#endif
1185 1191
1186/* ------------------------------------------------------------------------- */ 1192/* ------------------------------------------------------------------------- */
1187/* 1193/*
1188 * Goto Row/Column 1194 * Goto Row/Column
1189 */ 1195 */
1190void 1196void
1191rxvt_term::scr_gotorc (int row, int col, int relative) 1197rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1192{ 1198{
1193 want_refresh = 1; 1199 want_refresh = 1;
1194 ZERO_SCROLLBACK (); 1200 ZERO_SCROLLBACK ();
1195 1201
1196 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1202 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1197 MAX_IT (screen.cur.col, 0); 1203 clamp_it (screen.cur.col, 0, ncol - 1);
1198 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1199 1204
1200 screen.flags &= ~Screen_WrapNext; 1205 screen.flags &= ~Screen_WrapNext;
1201 1206
1202 if (relative & R_RELATIVE) 1207 if (relative & R_RELATIVE)
1203 { 1208 {
… …
1219 } 1224 }
1220 } 1225 }
1221 else 1226 else
1222 { 1227 {
1223 if (screen.flags & Screen_Relative) 1228 if (screen.flags & Screen_Relative)
1229 {
1224 { /* relative origin mode */ 1230 /* relative origin mode */
1225 screen.cur.row = row + screen.tscroll; 1231 screen.cur.row = row + screen.tscroll;
1226 MIN_IT (screen.cur.row, screen.bscroll); 1232 min_it (screen.cur.row, screen.bscroll);
1227 } 1233 }
1228 else 1234 else
1229 screen.cur.row = row; 1235 screen.cur.row = row;
1230 } 1236 }
1231 1237
1232 MAX_IT (screen.cur.row, 0); 1238 clamp_it (screen.cur.row, 0, nrow - 1);
1233 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1234} 1239}
1235 1240
1236/* ------------------------------------------------------------------------- */ 1241/* ------------------------------------------------------------------------- */
1237/* 1242/*
1238 * direction should be UP or DN 1243 * direction should be UP or DN
1239 */ 1244 */
1240void 1245void
1241rxvt_term::scr_index (enum page_dirn direction) 1246rxvt_term::scr_index (enum page_dirn direction) noexcept
1242{ 1247{
1243 int dirn;
1244
1245 want_refresh = 1; 1248 want_refresh = 1;
1246 ZERO_SCROLLBACK (); 1249 ZERO_SCROLLBACK ();
1247 1250
1248 dirn = ((direction == UP) ? 1 : -1);
1249
1250 screen.flags &= ~Screen_WrapNext; 1251 screen.flags &= ~Screen_WrapNext;
1251 1252
1252 if ((screen.cur.row == screen.bscroll && direction == UP) 1253 if ((screen.cur.row == screen.bscroll && direction == UP)
1253 || (screen.cur.row == screen.tscroll && direction == DN)) 1254 || (screen.cur.row == screen.tscroll && direction == DN))
1254 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1255 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1255 else 1256 else
1256 screen.cur.row += dirn; 1257 screen.cur.row += direction;
1257 1258
1258 MAX_IT (screen.cur.row, 0); 1259 clamp_it (screen.cur.row, 0, nrow - 1);
1259 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1260 selection_check (0); 1260 selection_check (0);
1261} 1261}
1262 1262
1263/* ------------------------------------------------------------------------- */ 1263/* ------------------------------------------------------------------------- */
1264/* 1264/*
1265 * Erase part or whole of a line 1265 * Erase part or whole of a line
1266 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1266 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1267 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1267 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1268 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1268 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1269 * extension: clear to right unless wrapped: ESC [ 3 K
1269 */ 1270 */
1270void 1271void
1271rxvt_term::scr_erase_line (int mode) 1272rxvt_term::scr_erase_line (int mode) noexcept
1272{ 1273{
1273 unsigned int row, col, num; 1274 unsigned int col, num;
1274 1275
1275 want_refresh = 1; 1276 want_refresh = 1;
1276 ZERO_SCROLLBACK (); 1277 ZERO_SCROLLBACK ();
1277 1278
1278 selection_check (1); 1279 selection_check (1);
1279 1280
1280 row = TermWin.saveLines + screen.cur.row; 1281 line_t &line = ROW(screen.cur.row);
1282
1283 line.touch ();
1284 line.is_longer (0);
1285
1281 switch (mode) 1286 switch (mode)
1282 { 1287 {
1288 case 3:
1289 if (screen.flags & Screen_WrapNext)
1290 return;
1291
1292 /* fall through */
1293
1283 case 0: /* erase to end of line */ 1294 case 0: /* erase to end of line */
1284 col = screen.cur.col; 1295 col = screen.cur.col;
1285 num = TermWin.ncol - col; 1296 num = ncol - col;
1286 MIN_IT (screen.tlen[row], (int16_t)col); 1297 min_it (line.l, col);
1298
1287 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1299 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1288 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1300 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1289 CLEAR_SELECTION (); 1301 CLEAR_SELECTION ();
1290 break; 1302 break;
1303
1291 case 1: /* erase to beginning of line */ 1304 case 1: /* erase to beginning of line */
1292 col = 0; 1305 col = 0;
1293 num = screen.cur.col + 1; 1306 num = screen.cur.col + 1;
1307
1294 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1308 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1295 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1309 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1296 CLEAR_SELECTION (); 1310 CLEAR_SELECTION ();
1297 break; 1311 break;
1312
1298 case 2: /* erase whole line */ 1313 case 2: /* erase whole line */
1299 col = 0; 1314 col = 0;
1300 num = TermWin.ncol; 1315 num = ncol;
1301 screen.tlen[row] = 0; 1316 line.l = 0;
1302 if (selection.beg.row <= screen.cur.row 1317 if (selection.beg.row <= screen.cur.row
1303 && selection.end.row >= screen.cur.row) 1318 && selection.end.row >= screen.cur.row)
1304 CLEAR_SELECTION (); 1319 CLEAR_SELECTION ();
1305 break; 1320 break;
1306 default: 1321 default:
1307 return; 1322 return;
1308 } 1323 }
1309 1324
1310 if (screen.text[row]) 1325 scr_blank_line (line, col, num, rstyle);
1311 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1312 else
1313 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1314} 1326}
1315 1327
1316/* ------------------------------------------------------------------------- */ 1328/* ------------------------------------------------------------------------- */
1317/* 1329/*
1318 * Erase part of whole of the screen 1330 * Erase part or whole of the screen
1319 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1331 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1320 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1332 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1321 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1333 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1322 */ 1334 */
1323void 1335void
1324rxvt_term::scr_erase_screen (int mode) 1336rxvt_term::scr_erase_screen (int mode) noexcept
1325{ 1337{
1326 int num; 1338 int num;
1327 int32_t row, row_offset; 1339 int32_t row;
1328 rend_t ren; 1340 rend_t ren;
1329 XGCValues gcvalue; 1341 XGCValues gcvalue;
1330 1342
1331 want_refresh = 1; 1343 want_refresh = 1;
1332 ZERO_SCROLLBACK (); 1344 ZERO_SCROLLBACK ();
1333 1345
1334 row_offset = (int32_t)TermWin.saveLines;
1335
1336 switch (mode) 1346 switch (mode)
1337 { 1347 {
1338 case 0: /* erase to end of screen */ 1348 case 0: /* erase to end of screen */
1339 selection_check (1);
1340 scr_erase_line (0); 1349 scr_erase_line (0);
1341 row = screen.cur.row + 1; /* possible OOB */ 1350 row = screen.cur.row + 1; /* possible OOB */
1342 num = TermWin.nrow - row; 1351 num = nrow - row;
1343 break; 1352 break;
1344 case 1: /* erase to beginning of screen */ 1353 case 1: /* erase to beginning of screen */
1345 selection_check (3);
1346 scr_erase_line (1); 1354 scr_erase_line (1);
1347 row = 0; 1355 row = 0;
1348 num = screen.cur.row; 1356 num = screen.cur.row;
1349 break; 1357 break;
1350 case 2: /* erase whole screen */ 1358 case 2: /* erase whole screen */
1351 selection_check (3);
1352 row = 0; 1359 row = 0;
1353 num = TermWin.nrow; 1360 num = nrow;
1354 break; 1361 break;
1355 default: 1362 default:
1356 return; 1363 return;
1357 } 1364 }
1358 1365
… …
1360 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1367 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1361 || (selection.end.row >= row 1368 || (selection.end.row >= row
1362 && selection.end.row <= row + num))) 1369 && selection.end.row <= row + num)))
1363 CLEAR_SELECTION (); 1370 CLEAR_SELECTION ();
1364 1371
1365 if (row >= TermWin.nrow) /* Out Of Bounds */ 1372 if (row >= nrow) /* Out Of Bounds */
1366 return; 1373 return;
1367 1374
1368 MIN_IT (num, (TermWin.nrow - row)); 1375 min_it (num, nrow - row);
1369 1376
1370 if (rstyle & (RS_RVid | RS_Uline)) 1377 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1371 ren = (rend_t) ~RS_None; 1378 ren = (rend_t) ~RS_None;
1372 else if (GET_BASEBG (rstyle) == Color_bg) 1379 else if (GET_BASEBG (rstyle) == Color_bg)
1373 { 1380 {
1374 ren = DEFAULT_RSTYLE; 1381 ren = DEFAULT_RSTYLE;
1375 CLEAR_ROWS (row, num); 1382
1383 if (mapped)
1384 XClearArea (dpy, vt, 0,
1385 Row2Pixel (row - view_start), (unsigned int)vt_width,
1386 (unsigned int)Height2Pixel (num), False);
1376 } 1387 }
1377 else 1388 else
1378 { 1389 {
1379 ren = rstyle & (RS_fgMask | RS_bgMask); 1390 ren = rstyle & (RS_fgMask | RS_bgMask);
1391
1392 if (mapped)
1393 {
1380 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1394 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1381 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1395 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1382 ERASE_ROWS (row, num); 1396 XFillRectangle (dpy, vt, gc,
1397 0, Row2Pixel (row - view_start),
1398 (unsigned int)vt_width,
1399 (unsigned int)Height2Pixel (num));
1383 gcvalue.foreground = pix_colors[Color_fg]; 1400 gcvalue.foreground = pix_colors[Color_fg];
1384 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1401 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1402 }
1385 } 1403 }
1386 1404
1387 for (; num--; row++) 1405 for (; num--; row++)
1388 { 1406 {
1389 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1407 scr_blank_screen_mem (ROW(row), rstyle);
1390 screen.tlen[row + row_offset] = 0;
1391 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren);
1392 }
1393}
1394 1408
1409 if (row - view_start < nrow)
1410 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1411 }
1412}
1413
1414#if !ENABLE_MINIMAL
1395void 1415void
1396rxvt_term::scr_erase_savelines () 1416rxvt_term::scr_erase_savelines () noexcept
1397{ 1417{
1398 want_refresh = 1; 1418 want_refresh = 1;
1399 ZERO_SCROLLBACK (); 1419 ZERO_SCROLLBACK ();
1400 1420
1401 for (int i = 0; i < TermWin.saveLines; ++i) 1421 top_row = 0;
1402 if (screen.text [i])
1403 {
1404 screen.tlen[i] = 0;
1405 scr_blank_line (screen.text [i], screen.rend [i], (unsigned int)TermWin.ncol, DEFAULT_RSTYLE);
1406 }
1407} 1422}
1423#endif
1408 1424
1409/* ------------------------------------------------------------------------- */ 1425/* ------------------------------------------------------------------------- */
1410/* 1426/*
1411 * Fill the screen with `E's 1427 * Fill the screen with `E's
1412 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1428 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1413 */ 1429 */
1414void 1430void ecb_cold
1415rxvt_term::scr_E () 1431rxvt_term::scr_E () noexcept
1416{ 1432{
1417 int i, j, k;
1418 rend_t *r1, fs; 1433 rend_t fs;
1419 1434
1420 want_refresh = 1; 1435 want_refresh = 1;
1421 ZERO_SCROLLBACK (); 1436 ZERO_SCROLLBACK ();
1422 1437
1423 num_scr_allow = 0; 1438 num_scr_allow = 0;
1424 selection_check (3); 1439
1440 row_col_t pos;
1441 pos.row = pos.col = 0;
1442 if (ROWCOL_IS_AFTER (selection.end, pos))
1443 CLEAR_SELECTION ();
1425 1444
1426 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1445 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1427 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1446 for (int row = nrow; row--; )
1428 { 1447 {
1429 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1448 line_t &line = ROW(row);
1449
1430 fill_text (screen.text[k], 'E', TermWin.ncol); 1450 fill_text (line.t, 'E', ncol);
1431 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1451 rend_t *r1 = line.r;
1452
1453 for (int j = ncol; j--; )
1432 *r1++ = fs; 1454 *r1++ = fs;
1455
1456 line.is_longer (0);
1457 line.touch (ncol);
1433 } 1458 }
1434} 1459}
1435 1460
1436/* ------------------------------------------------------------------------- */ 1461/* ------------------------------------------------------------------------- */
1437/* 1462/*
1438 * Insert/Delete <count> lines 1463 * Insert/Delete <count> lines
1439 */ 1464 */
1440void 1465void
1441rxvt_term::scr_insdel_lines (int count, int insdel) 1466rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1442{ 1467{
1443 int end; 1468 int end;
1444 1469
1445 ZERO_SCROLLBACK (); 1470 ZERO_SCROLLBACK ();
1446 1471
… …
1458 count = end; 1483 count = end;
1459 } 1484 }
1460 1485
1461 scr_do_wrap (); 1486 scr_do_wrap ();
1462 1487
1463 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1488 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1464} 1489}
1465 1490
1466/* ------------------------------------------------------------------------- */ 1491/* ------------------------------------------------------------------------- */
1467/* 1492/*
1468 * Insert/Delete <count> characters from the current position 1493 * Insert/Delete <count> characters from the current position
1469 */ 1494 */
1470void 1495void
1471rxvt_term::scr_insdel_chars (int count, int insdel) 1496rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1472{ 1497{
1473 int col, row;
1474 rend_t tr;
1475 text_t *stp;
1476 rend_t *srp;
1477 int16_t *slp;
1478
1479 want_refresh = 1; 1498 want_refresh = 1;
1480 ZERO_SCROLLBACK (); 1499 ZERO_SCROLLBACK ();
1481 1500
1482 if (count <= 0) 1501 if (count <= 0)
1483 return; 1502 return;
1484 1503
1485 scr_do_wrap (); 1504 scr_do_wrap ();
1486 1505
1487 selection_check (1); 1506 selection_check (1);
1488 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1507 min_it (count, ncol - screen.cur.col);
1489 1508
1490 row = screen.cur.row + TermWin.saveLines; 1509 int row = screen.cur.row;
1491 1510
1492 stp = screen.text[row]; 1511 line_t *line = &ROW(row);
1493 srp = screen.rend[row]; 1512
1494 slp = &screen.tlen[row]; 1513 line->touch ();
1514 line->is_longer (0);
1515
1516 // nuke wide spanning the start
1517 if (line->t[screen.cur.col] == NOCHAR)
1518 scr_kill_char (*line, screen.cur.col);
1495 1519
1496 switch (insdel) 1520 switch (insdel)
1497 { 1521 {
1498 case INSERT: 1522 case INSERT:
1499 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1523 line->l = min (line->l + count, ncol);
1524
1525 if (line->t[screen.cur.col] == NOCHAR)
1526 scr_kill_char (*line, screen.cur.col);
1527
1528 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1500 { 1529 {
1501 stp[col] = stp[col - count]; 1530 line->t[col] = line->t[col - count];
1502 srp[col] = srp[col - count]; 1531 line->r[col] = line->r[col - count];
1503 }
1504
1505 if (*slp != -1)
1506 {
1507 *slp += count;
1508 MIN_IT (*slp, TermWin.ncol);
1509 } 1532 }
1510 1533
1511 if (selection.op && current_screen == selection.screen 1534 if (selection.op && current_screen == selection.screen
1512 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1535 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1513 { 1536 {
1514 if (selection.end.row != screen.cur.row 1537 if (selection.end.row != screen.cur.row
1515 || (selection.end.col + count >= TermWin.ncol)) 1538 || (selection.end.col + count >= ncol))
1516 CLEAR_SELECTION (); 1539 CLEAR_SELECTION ();
1517 else 1540 else
1541 {
1518 { /* shift selection */ 1542 /* shift selection */
1519 selection.beg.col += count; 1543 selection.beg.col += count;
1520 selection.mark.col += count; /* XXX: yes? */ 1544 selection.mark.col += count; /* XXX: yes? */
1521 selection.end.col += count; 1545 selection.end.col += count;
1522 } 1546 }
1523 } 1547 }
1524 1548
1525 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1549 scr_blank_line (*line, screen.cur.col, count, rstyle);
1526 (unsigned int)count, rstyle);
1527 break; 1550 break;
1528 1551
1529 case ERASE: 1552 case ERASE:
1530 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1553 screen.cur.col += count; /* don't worry if > ncol */
1531 selection_check (1); 1554 selection_check (1);
1532 screen.cur.col -= count; 1555 screen.cur.col -= count;
1533 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1556
1534 (unsigned int)count, rstyle); 1557 // nuke wide char after the end
1558 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1559 scr_kill_char (*line, screen.cur.col + count);
1560
1561 scr_blank_line (*line, screen.cur.col, count, rstyle);
1535 break; 1562 break;
1536 1563
1537 case DELETE: 1564 case DELETE:
1538 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1565 line->l = max (line->l - count, 0);
1539 1566
1567 // nuke wide char spanning the end
1568 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1569 scr_kill_char (*line, screen.cur.col + count);
1570
1540 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1571 for (int col = screen.cur.col; (col + count) < ncol; col++)
1541 { 1572 {
1542 stp[col] = stp[col + count]; 1573 line->t[col] = line->t[col + count];
1543 srp[col] = srp[col + count]; 1574 line->r[col] = line->r[col + count];
1544 } 1575 }
1545 1576
1546 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1577 scr_blank_line (*line, ncol - count, count, rstyle);
1547 (unsigned int)count, tr);
1548
1549 if (*slp == -1) /* break line continuation */
1550 *slp = TermWin.ncol;
1551
1552 *slp -= count;
1553 MAX_IT (*slp, 0);
1554 1578
1555 if (selection.op && current_screen == selection.screen 1579 if (selection.op && current_screen == selection.screen
1556 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1580 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1557 { 1581 {
1558 if (selection.end.row != screen.cur.row 1582 if (selection.end.row != screen.cur.row
1559 || (screen.cur.col >= selection.beg.col - count) 1583 || (screen.cur.col >= selection.beg.col - count)
1560 || selection.end.col >= TermWin.ncol) 1584 || selection.end.col >= ncol)
1561 CLEAR_SELECTION (); 1585 CLEAR_SELECTION ();
1562 else 1586 else
1563 { 1587 {
1564 /* shift selection */ 1588 /* shift selection */
1565 selection.beg.col -= count; 1589 selection.beg.col -= count;
… …
1575/* ------------------------------------------------------------------------- */ 1599/* ------------------------------------------------------------------------- */
1576/* 1600/*
1577 * Set the scrolling region 1601 * Set the scrolling region
1578 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1602 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1579 */ 1603 */
1580void 1604void ecb_cold
1581rxvt_term::scr_scroll_region (int top, int bot) 1605rxvt_term::scr_scroll_region (int top, int bot) noexcept
1582{ 1606{
1583 MAX_IT (top, 0); 1607 max_it (top, 0);
1584 MIN_IT (bot, (int)TermWin.nrow - 1); 1608 min_it (bot, nrow - 1);
1585 1609
1586 if (top > bot) 1610 if (top > bot)
1587 return; 1611 return;
1588 1612
1589 screen.tscroll = top; 1613 screen.tscroll = top;
… …
1595/* 1619/*
1596 * Make the cursor visible/invisible 1620 * Make the cursor visible/invisible
1597 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1621 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1598 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1622 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1599 */ 1623 */
1600void 1624void ecb_cold
1601rxvt_term::scr_cursor_visible (int mode) 1625rxvt_term::scr_cursor_visible (int mode) noexcept
1602{ 1626{
1603 want_refresh = 1; 1627 want_refresh = 1;
1604 1628
1605 if (mode) 1629 if (mode)
1606 screen.flags |= Screen_VisibleCursor; 1630 screen.flags |= Screen_VisibleCursor;
… …
1612/* 1636/*
1613 * Set/unset automatic wrapping 1637 * Set/unset automatic wrapping
1614 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1638 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1615 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1639 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1616 */ 1640 */
1617void 1641void ecb_cold
1618rxvt_term::scr_autowrap (int mode) 1642rxvt_term::scr_autowrap (int mode) noexcept
1619{ 1643{
1620 if (mode) 1644 if (mode)
1621 screen.flags |= Screen_Autowrap; 1645 screen.flags |= Screen_Autowrap;
1622 else 1646 else
1623 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1647 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1631 * Relative mode: line numbers are relative to top margin of scrolling region 1655 * Relative mode: line numbers are relative to top margin of scrolling region
1632 * and the cursor cannot be moved outside. 1656 * and the cursor cannot be moved outside.
1633 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1657 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1634 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1658 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1635 */ 1659 */
1636void 1660void ecb_cold
1637rxvt_term::scr_relative_origin (int mode) 1661rxvt_term::scr_relative_origin (int mode) noexcept
1638{ 1662{
1639 if (mode) 1663 if (mode)
1640 screen.flags |= Screen_Relative; 1664 screen.flags |= Screen_Relative;
1641 else 1665 else
1642 screen.flags &= ~Screen_Relative; 1666 screen.flags &= ~Screen_Relative;
… …
1648/* 1672/*
1649 * Set insert/replace mode 1673 * Set insert/replace mode
1650 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1674 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1651 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1675 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1652 */ 1676 */
1653void 1677void ecb_cold
1654rxvt_term::scr_insert_mode (int mode) 1678rxvt_term::scr_insert_mode (int mode) noexcept
1655{ 1679{
1656 if (mode) 1680 if (mode)
1657 screen.flags |= Screen_Insert; 1681 screen.flags |= Screen_Insert;
1658 else 1682 else
1659 screen.flags &= ~Screen_Insert; 1683 screen.flags &= ~Screen_Insert;
… …
1664 * Set/Unset tabs 1688 * Set/Unset tabs
1665 * XTERM_SEQ: Set tab at current column : ESC H 1689 * XTERM_SEQ: Set tab at current column : ESC H
1666 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1690 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1667 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1691 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1668 */ 1692 */
1669void 1693void ecb_cold
1670rxvt_term::scr_set_tab (int mode) 1694rxvt_term::scr_set_tab (int mode) noexcept
1671{ 1695{
1672 if (mode < 0) 1696 if (mode < 0)
1673 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1697 memset (tabs, 0, ncol);
1674 else if (screen.cur.col < TermWin.ncol) 1698 else if (screen.cur.col < ncol)
1675 tabs[screen.cur.col] = (mode ? 1 : 0); 1699 tabs [screen.cur.col] = !!mode;
1676} 1700}
1677 1701
1678/* ------------------------------------------------------------------------- */ 1702/* ------------------------------------------------------------------------- */
1679/* 1703/*
1680 * Set reverse/normal video 1704 * Set reverse/normal video
1681 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1705 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1682 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1706 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1683 */ 1707 */
1684void 1708void
1685rxvt_term::scr_rvideo_mode (int mode) 1709rxvt_term::scr_rvideo_mode (bool on) noexcept
1686{ 1710{
1711 rvideo_mode = on;
1712
1713#ifndef NO_BELL
1714 on ^= rvideo_bell;
1715#endif
1716
1717 if (rvideo_state != on)
1718 {
1719 rvideo_state = on;
1720
1721#if OFF_FOCUS_FADING
1722 if (rs[Rs_fade])
1723 {
1724 ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
1725 ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
1726 }
1727 else
1728#endif
1729 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1730#ifdef HAVE_IMG
1731 if (bg_img == 0)
1732#endif
1733 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1734
1687 XGCValues gcvalue; 1735 XGCValues gcvalue;
1688
1689 if (rvideo != mode)
1690 {
1691 rvideo = mode;
1692 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1693#if XPM_BACKGROUND
1694 if (bgPixmap.pixmap == None)
1695#endif
1696#if TRANSPARENT
1697 if (! (options & Opt_transparent) || am_transparent == 0)
1698#endif
1699 XSetWindowBackground (display->display, TermWin.vt,
1700 pix_colors[Color_bg]);
1701
1702 gcvalue.foreground = pix_colors[Color_fg]; 1736 gcvalue.foreground = pix_colors[Color_fg];
1703 gcvalue.background = pix_colors[Color_bg]; 1737 gcvalue.background = pix_colors[Color_bg];
1704 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1738 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1705 &gcvalue); 1739
1706 scr_clear (); 1740 scr_clear ();
1707 scr_touch (true); 1741 scr_touch (true);
1708 } 1742 }
1709} 1743}
1710 1744
1711/* ------------------------------------------------------------------------- */ 1745/* ------------------------------------------------------------------------- */
1712/* 1746/*
1713 * Report current cursor position 1747 * Report current cursor position
1714 * XTERM_SEQ: Report position: ESC [ 6 n 1748 * XTERM_SEQ: Report position: ESC [ 6 n
1715 */ 1749 */
1716void 1750void ecb_cold
1717rxvt_term::scr_report_position () 1751rxvt_term::scr_report_position () noexcept
1718{ 1752{
1719 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1753 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1720} 1754}
1721 1755
1722/* ------------------------------------------------------------------------- * 1756/* ------------------------------------------------------------------------- *
… …
1724 * ------------------------------------------------------------------------- */ 1758 * ------------------------------------------------------------------------- */
1725 1759
1726/* 1760/*
1727 * Set font style 1761 * Set font style
1728 */ 1762 */
1729void 1763void ecb_cold
1730rxvt_term::set_font_style () 1764rxvt_term::set_font_style () noexcept
1731{ 1765{
1766#if 0
1732 switch (charsets[screen.charset]) 1767 switch (charsets [screen.charset])
1733 { 1768 {
1734 case '0': /* DEC Special Character & Line Drawing Set */ 1769 case '0': /* DEC Special Character & Line Drawing Set */
1735 break; 1770 break;
1736 case 'A': /* United Kingdom (UK) */ 1771 case 'A': /* United Kingdom (UK) */
1737 break; 1772 break;
… …
1744 case 'C': /* Finnish character set */ 1779 case 'C': /* Finnish character set */
1745 break; 1780 break;
1746 case 'K': /* German character set */ 1781 case 'K': /* German character set */
1747 break; 1782 break;
1748 } 1783 }
1784#endif
1749} 1785}
1750 1786
1751/* ------------------------------------------------------------------------- */ 1787/* ------------------------------------------------------------------------- */
1752/* 1788/*
1753 * Choose a font 1789 * Choose a font
1754 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1790 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1755 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1791 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1756 * XTERM_SEQ: Invoke G2 character set: ESC N 1792 * XTERM_SEQ: Invoke G2 character set: ESC N
1757 * XTERM_SEQ: Invoke G3 character set: ESC O 1793 * XTERM_SEQ: Invoke G3 character set: ESC O
1758 */ 1794 */
1759void 1795void ecb_cold
1760rxvt_term::scr_charset_choose (int set) 1796rxvt_term::scr_charset_choose (int set) noexcept
1761{ 1797{
1762 screen.charset = set; 1798 screen.charset = set;
1763 set_font_style (); 1799 set_font_style ();
1764} 1800}
1765 1801
… …
1771 * XTERM_SEQ: Set G2 character set: ESC * <C> 1807 * XTERM_SEQ: Set G2 character set: ESC * <C>
1772 * XTERM_SEQ: Set G3 character set: ESC + <C> 1808 * XTERM_SEQ: Set G3 character set: ESC + <C>
1773 * See set_font_style for possible values for <C> 1809 * See set_font_style for possible values for <C>
1774 */ 1810 */
1775void 1811void
1776rxvt_term::scr_charset_set (int set, unsigned int ch) 1812rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1777{ 1813{
1778 charsets[set] = (unsigned char)ch; 1814 charsets[set] = (unsigned char)ch;
1779 set_font_style (); 1815 set_font_style ();
1780} 1816}
1781 1817
… …
1785 * ------------------------------------------------------------------------- */ 1821 * ------------------------------------------------------------------------- */
1786 1822
1787/* 1823/*
1788 * refresh matching text. 1824 * refresh matching text.
1789 */ 1825 */
1790bool 1826bool ecb_cold
1791rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1827rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1792{ 1828{
1793 bool found = false; 1829 bool found = false;
1794 1830
1795 for (int i = 0; i < TermWin.nrow; i++) 1831 for (int i = 0; i < nrow; i++)
1796 { 1832 {
1797 int col = 0;
1798 rend_t *drp = drawn_rend [i]; 1833 rend_t *drp = drawn_buf[i].r;
1799 1834
1800 for (; col < TermWin.ncol; col++, drp++) 1835 for (int col = 0; col < ncol; col++, drp++)
1801 if ((*drp & mask) == value) 1836 if ((*drp & mask) == value)
1802 { 1837 {
1803 found = true; 1838 found = true;
1804 *drp = ~value; 1839 *drp = ~value;
1805 } 1840 }
… …
1815 PART_BEG = 0, 1850 PART_BEG = 0,
1816 PART_END, 1851 PART_END,
1817 RC_COUNT 1852 RC_COUNT
1818}; 1853};
1819 1854
1820void 1855void ecb_hot
1821rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1856rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1822{ 1857{
1823 int i; 1858 int i;
1824 row_col_t rc[RC_COUNT]; 1859 row_col_t rc[RC_COUNT];
1825 1860
1826 if (drawn_text == NULL) /* sanity check */ 1861 if (!drawn_buf) /* sanity check */
1827 return; 1862 return;
1828 1863
1829#ifndef NO_SLOW_LINK_SUPPORT 1864#ifndef NO_SLOW_LINK_SUPPORT
1830 if (refresh_type == FAST_REFRESH && !display->is_local) 1865 if (refresh_type == FAST_REFRESH && !display->is_local)
1831 { 1866 {
1832 y = 0; 1867 y = 0;
1833 height = TermWin.height; 1868 eheight = height;
1834 } 1869 }
1835#endif
1836
1837#ifdef DEBUG_STRICT
1838 x = max (x, 0);
1839 x = min (x, (int)TermWin.width);
1840 y = max (y, 0);
1841 y = min (y, (int)TermWin.height);
1842#endif 1870#endif
1843 1871
1844 /* round down */ 1872 /* round down */
1845 rc[PART_BEG].col = Pixel2Col (x); 1873 rc[PART_BEG].col = Pixel2Col (x);
1846 rc[PART_BEG].row = Pixel2Row (y); 1874 rc[PART_BEG].row = Pixel2Row (y);
1847 /* round up */ 1875 /* round up */
1848 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1876 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1849 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1877 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1850 1878
1851 /* sanity checks */ 1879 /* sanity checks */
1852 for (i = PART_BEG; i < RC_COUNT; i++) 1880 for (i = PART_BEG; i < RC_COUNT; i++)
1853 { 1881 {
1854 MIN_IT (rc[i].col, TermWin.ncol - 1); 1882 min_it (rc[i].col, ncol - 1);
1855 MIN_IT (rc[i].row, TermWin.nrow - 1); 1883 min_it (rc[i].row, nrow - 1);
1856 } 1884 }
1857 1885
1858 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1886 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1859 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1887 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1888
1889 num_scr_allow = 0;
1860 1890
1861 if (refresh) 1891 if (refresh)
1862 scr_refresh (SLOW_REFRESH); 1892 scr_refresh ();
1863} 1893}
1864 1894
1865/* ------------------------------------------------------------------------- */ 1895/* ------------------------------------------------------------------------- */
1866/* 1896/*
1867 * Refresh the entire screen 1897 * Refresh the entire screen
1868 */ 1898 */
1869void 1899void
1870rxvt_term::scr_touch (bool refresh) 1900rxvt_term::scr_touch (bool refresh) noexcept
1871{ 1901{
1872 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1902 scr_expose (0, 0, vt_width, vt_height, refresh);
1873} 1903}
1874 1904
1875/* ------------------------------------------------------------------------- */ 1905/* ------------------------------------------------------------------------- */
1876/* 1906/*
1877 * Move the display so that the line represented by scrollbar value Y is at 1907 * Move the display so that the line represented by scrollbar value Y is at
1878 * the top of the screen 1908 * the top of the screen
1879 */ 1909 */
1880int 1910void
1881rxvt_term::scr_move_to (int y, int len) 1911rxvt_term::scr_move_to (int y, int len) noexcept
1882{ 1912{
1883 long p = 0; 1913 // lerp (y, 0, len, top_row, nrow - 1)
1884 unsigned int oldviewstart; 1914 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1885
1886 oldviewstart = TermWin.view_start;
1887
1888 if (y < len)
1889 {
1890 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1891 p -= (long) (TermWin.nrow - 1);
1892 p = max (p, 0);
1893 }
1894
1895 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1896
1897 return scr_changeview (oldviewstart);
1898} 1915}
1899 1916
1900/* ------------------------------------------------------------------------- */ 1917/* ------------------------------------------------------------------------- */
1901/* 1918/*
1902 * Page the screen up/down nlines 1919 * Page the screen up/down nlines
1903 * direction should be UP or DN 1920 * direction should be UP or DN
1904 */ 1921 */
1905int 1922bool
1906rxvt_term::scr_page (enum page_dirn direction, int nlines) 1923rxvt_term::scr_page (int nlines) noexcept
1907{ 1924{
1908 int n;
1909 unsigned int oldviewstart;
1910
1911 oldviewstart = TermWin.view_start;
1912
1913 if (direction == UP)
1914 {
1915 n = TermWin.view_start + nlines;
1916 TermWin.view_start = min (n, TermWin.nscrolled);
1917 }
1918 else
1919 {
1920 n = TermWin.view_start - nlines;
1921 TermWin.view_start = max (n, 0);
1922 }
1923
1924 return scr_changeview (oldviewstart); 1925 return scr_changeview (view_start - nlines);
1925} 1926}
1926 1927
1927int 1928bool
1928rxvt_term::scr_changeview (unsigned int oldviewstart) 1929rxvt_term::scr_changeview (int new_view_start) noexcept
1929{ 1930{
1931 clamp_it (new_view_start, top_row, 0);
1932
1930 if (TermWin.view_start != oldviewstart) 1933 if (new_view_start == view_start)
1931 { 1934 return false;
1935
1936 num_scr += new_view_start - view_start;
1937 view_start = new_view_start;
1932 want_refresh = 1; 1938 want_refresh = 1;
1933 num_scr -= (TermWin.view_start - oldviewstart);
1934 }
1935 1939
1936 return (int) (TermWin.view_start - oldviewstart); 1940 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1937}
1938 1941
1939/* ------------------------------------------------------------------------- */ 1942 return true;
1940void 1943}
1941rxvt_term::scr_bell () 1944
1942{
1943#ifndef NO_BELL 1945#ifndef NO_BELL
1946void
1947rxvt_term::bell_cb (ev::timer &w, int revents)
1948{
1949 rvideo_bell = false;
1950 scr_rvideo_mode (rvideo_mode);
1951 refresh_check ();
1952}
1953#endif
1954
1955/* ------------------------------------------------------------------------- */
1956void
1957rxvt_term::scr_bell () noexcept
1958{
1959#ifndef NO_BELL
1960
1944# ifndef NO_MAPALERT 1961# ifndef NO_MAPALERT
1945# ifdef MAPALERT_OPTION 1962# ifdef MAPALERT_OPTION
1946 if (options & Opt_mapAlert) 1963 if (option (Opt_mapAlert))
1947# endif 1964# endif
1948 XMapWindow (display->display, TermWin.parent[0]); 1965 XMapWindow (dpy, parent);
1949# endif 1966# endif
1967
1968# if ENABLE_FRILLS
1969 if (option (Opt_urgentOnBell))
1970 set_urgency (1);
1971# endif
1972
1950 if (options & Opt_visualBell) 1973 if (option (Opt_visualBell))
1951 { 1974 {
1952 scr_rvideo_mode (!rvideo); /* refresh also done */ 1975 rvideo_bell = true;
1953 scr_rvideo_mode (!rvideo); /* refresh also done */ 1976 scr_rvideo_mode (rvideo_mode);
1977 flush ();
1978
1979 bell_ev.start (VISUAL_BELL_DURATION);
1954 } 1980 }
1955 else 1981 else
1956 XBell (display->display, 0); 1982 XBell (dpy, 0);
1983 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1957#endif 1984#endif
1958} 1985}
1959 1986
1960/* ------------------------------------------------------------------------- */ 1987/* ------------------------------------------------------------------------- */
1961/* ARGSUSED */ 1988void ecb_cold
1962void
1963rxvt_term::scr_printscreen (int fullhist) 1989rxvt_term::scr_printscreen (int fullhist) noexcept
1964{ 1990{
1965#ifdef PRINTPIPE 1991#ifdef PRINTPIPE
1966 int i, r1, nrows, row_offset; 1992 int nrows, row_start;
1967 FILE *fd; 1993 FILE *fd = popen_printer ();
1968 1994
1969 if ((fd = popen_printer ()) == NULL) 1995 if (!fd)
1970 return; 1996 return;
1971 1997
1972 nrows = TermWin.nrow;
1973 row_offset = TermWin.saveLines;
1974
1975 if (!fullhist) 1998 if (fullhist)
1976 row_offset -= TermWin.view_start; 1999 {
2000 nrows = nrow - top_row;
2001 row_start = top_row;
2002 }
1977 else 2003 else
1978 { 2004 {
1979 nrows += TermWin.nscrolled; 2005 nrows = nrow;
1980 row_offset -= TermWin.nscrolled; 2006 row_start = view_start;
1981 } 2007 }
1982 2008
1983 wctomb (0, 0); 2009 wctomb (0, 0);
1984 2010
1985 for (r1 = 0; r1 < nrows; r1++) 2011 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1986 { 2012 {
1987 text_t *tp = screen.text[r1 + row_offset]; 2013 text_t *tp = ROW(r1).t;
1988 int len = screen.tlen[r1 + row_offset]; 2014 int len = ROW(r1).l;
1989 2015
1990 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 2016 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1991 { 2017 {
1992 char mb[MB_LEN_MAX]; 2018 char mb[MB_LEN_MAX];
1993 text_t t = *tp++; 2019 text_t t = *tp++;
1994 if (t == NOCHAR) 2020 if (t == NOCHAR)
1995 continue; 2021 continue;
… …
2016/* 2042/*
2017 * Refresh the screen 2043 * Refresh the screen
2018 * drawn_text/drawn_rend contain the screen information before the update. 2044 * drawn_text/drawn_rend contain the screen information before the update.
2019 * screen.text/screen.rend contain what the screen will change to. 2045 * screen.text/screen.rend contain what the screen will change to.
2020 */ 2046 */
2021 2047void ecb_hot
2022#define FONT_WIDTH(X, Y) \ 2048rxvt_term::scr_refresh () noexcept
2023 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
2024#define FONT_RBEAR(X, Y) \
2025 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
2026#define FONT_LBEAR(X, Y) \
2027 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
2028#define IS_FONT_CHAR(X, Y) \
2029 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
2030
2031void
2032rxvt_term::scr_refresh (unsigned char refresh_type)
2033{ 2049{
2034 unsigned char must_clear, /* use draw_string not draw_image_string */
2035 showcursor; /* show the cursor */
2036 int16_t col, row, /* column/row we're processing */ 2050 int16_t col, row, /* column/row we're processing */
2037 ocrow; /* old cursor row */ 2051 ocrow; /* old cursor row */
2038 int i, /* tmp */ 2052 int i; /* tmp */
2039 row_offset; /* basic offset in screen structure */ 2053 rend_t ccol1, /* Cursor colour */
2040#ifndef NO_CURSORCOLOR 2054 ccol2; /* Cursor colour2 */
2041 rend_t cc1; /* store colours at cursor position (s) */ 2055 rend_t cur_rend;
2042#endif 2056 int cur_col;
2043 rend_t *crp; // cursor rendition pointer 2057 int cursorwidth;
2044 2058
2045 want_refresh = 0; /* screen is current */ 2059 want_refresh = 0; /* screen is current */
2046 2060
2047 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2061 if (refresh_type == NO_REFRESH || !mapped)
2048 return; 2062 return;
2049 2063
2050 /* 2064 /*
2051 * A: set up vars 2065 * A: set up vars
2052 */ 2066 */
2053 must_clear = 0;
2054 refresh_count = 0; 2067 refresh_count = 0;
2055 2068
2056 row_offset = TermWin.saveLines - TermWin.view_start; 2069 unsigned int old_screen_flags = screen.flags;
2057 2070 bool have_bg = 0;
2058#if XPM_BACKGROUND 2071#ifdef HAVE_IMG
2059 must_clear |= (bgPixmap.pixmap != None); 2072 have_bg = bg_img != 0;
2060#endif
2061#if TRANSPARENT
2062 must_clear |= ((options & Opt_transparent) && am_transparent);
2063#endif 2073#endif
2064 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2074 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2065 2075
2066 /* 2076 /*
2067 * B: reverse any characters which are selected 2077 * B: reverse any characters which are selected
2068 */ 2078 */
2069 scr_reverse_selection (); 2079 scr_reverse_selection ();
2070 2080
2081 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2082#if ENABLE_OVERLAY
2083 scr_swap_overlay ();
2084#endif
2085
2086 bool showcursor = screen.flags & Screen_VisibleCursor;
2087
2071 /* 2088 /*
2072 * C: set the cursor character (s) 2089 * C: set the cursor character (s)
2073 */ 2090 */
2074 { 2091 {
2075 unsigned char setoldcursor;
2076 rend_t ccol1, /* Cursor colour */
2077 ccol2; /* Cursor colour2 */
2078
2079 showcursor = (screen.flags & Screen_VisibleCursor);
2080#ifdef CURSOR_BLINK 2092#ifdef CURSOR_BLINK
2081 if (hidden_cursor) 2093 if (hidden_cursor)
2082 showcursor = 0; 2094 showcursor = 0;
2083#endif 2095#endif
2084 2096
2085 if (showcursor) 2097 if (showcursor)
2086 { 2098 {
2087 int col = screen.cur.col; 2099 int col = screen.cur.col;
2088 2100
2089 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 2101 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090 col--; 2102 col--;
2091 2103
2092 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 2104 cursorwidth = 1;
2105 while (col + cursorwidth < ncol
2106 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2107 cursorwidth++;
2093 2108
2094 if (showcursor && TermWin.focus) 2109 cur_rend = ROW(screen.cur.row).r[col];
2110 cur_col = col;
2111
2112#ifndef NO_CURSORCOLOR
2113 if (ISSET_PIXCOLOR (Color_cursor))
2114 ccol1 = Color_cursor;
2115 else
2116#endif
2117#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2118 ccol1 = fgcolor_of (rstyle);
2119#else
2120 ccol1 = Color_fg;
2121#endif
2122
2123#ifndef NO_CURSORCOLOR
2124 if (ISSET_PIXCOLOR (Color_cursor2))
2125 ccol2 = Color_cursor2;
2126 else
2127#endif
2128#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2129 ccol2 = bgcolor_of (rstyle);
2130#else
2131 ccol2 = Color_bg;
2132#endif
2133
2134 if (focus && cursor_type == 0)
2095 { 2135 {
2136 rend_t rend = cur_rend;
2137
2096 *crp ^= RS_RVid; 2138 rend ^= RS_RVid;
2097#ifndef NO_CURSORCOLOR
2098 cc1 = *crp & (RS_fgMask | RS_bgMask);
2099 if (ISSET_PIXCOLOR (Color_cursor))
2100 ccol1 = Color_cursor;
2101 else
2102#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2103 ccol1 = GET_FGCOLOR (rstyle);
2104#else
2105 ccol1 = Color_fg;
2106#endif
2107 if (ISSET_PIXCOLOR (Color_cursor2))
2108 ccol2 = Color_cursor2;
2109 else
2110#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2111 ccol2 = GET_BGCOLOR (rstyle);
2112#else
2113 ccol2 = Color_bg;
2114#endif
2115 *crp = SET_FGCOLOR (*crp, ccol1); 2139 rend = SET_FGCOLOR (rend, ccol1);
2116 *crp = SET_BGCOLOR (*crp, ccol2); 2140 rend = SET_BGCOLOR (rend, ccol2);
2117#endif 2141
2142 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2118 } 2143 }
2119 } 2144 }
2120 2145
2121 /* make sure no outline cursor is left around */ 2146 /* make sure no outline cursor is left around */
2122 setoldcursor = 0; 2147 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2123 if (ocrow != -1) 2148 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2149
2150 // save the current cursor coordinates if the cursor is visible
2151 // and either the window is unfocused or the cursor style is
2152 // underline or vertical bar, so as to clear the outline cursor in
2153 // the next refresh if the cursor moves or becomes invisible
2154 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2124 { 2155 {
2125 if (screen.cur.row + TermWin.view_start != ocrow 2156 oldcursor.row = screen.cur.row - view_start;
2126 || screen.cur.col != oldcursor.col) 2157 oldcursor.col = screen.cur.col;
2127 {
2128 if (ocrow < TermWin.nrow
2129 && oldcursor.col < TermWin.ncol)
2130 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2131
2132 if (TermWin.focus || !showcursor)
2133 oldcursor.row = -1;
2134 else
2135 setoldcursor = 1;
2136 }
2137 } 2158 }
2138 else if (!TermWin.focus) 2159 else
2139 setoldcursor = 1;
2140
2141 if (setoldcursor)
2142 {
2143 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2144 oldcursor.row = -1; 2160 oldcursor.row = -1;
2145 else
2146 {
2147 oldcursor.row = screen.cur.row + TermWin.view_start;
2148 oldcursor.col = screen.cur.col;
2149 }
2150 }
2151 } 2161 }
2152
2153#if ENABLE_OVERLAY
2154 scr_swap_overlay ();
2155#endif
2156
2157 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
2158 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
2159 2162
2160#ifndef NO_SLOW_LINK_SUPPORT 2163#ifndef NO_SLOW_LINK_SUPPORT
2161 /* 2164 /*
2162 * D: CopyArea pass - very useful for slower links 2165 * D: CopyArea pass - very useful for slower links
2163 * This has been deliberately kept simple. 2166 * This has been deliberately kept simple.
2164 */ 2167 */
2165 i = num_scr;
2166 if (!display->is_local 2168 if (!display->is_local
2167 && refresh_type == FAST_REFRESH && num_scr_allow && i 2169 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2168 && abs (i) < TermWin.nrow && !must_clear) 2170 && abs (num_scr) < nrow && !have_bg)
2169 { 2171 {
2170 int16_t nits; 2172 int16_t nits;
2173 int i = num_scr;
2171 int j; 2174 int j;
2172 int len, wlen; 2175 int len, wlen;
2173 2176
2174 j = TermWin.nrow; 2177 j = nrow;
2175 wlen = len = -1; 2178 wlen = len = -1;
2176 row = i > 0 ? 0 : j - 1; 2179 row = i > 0 ? 0 : j - 1;
2180
2177 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2181 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2178 { 2182 {
2179 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2183 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2180 { 2184 {
2181 text_t *stp = screen.text[row + row_offset]; 2185 line_t s = ROW(view_start + row);
2182 rend_t *srp = screen.rend[row + row_offset];
2183 text_t *dtp = drawn_text[row]; 2186 line_t d = drawn_buf[row];
2184 text_t *dtp2 = drawn_text[row + i]; 2187 line_t d2 = drawn_buf[row + i];
2185 rend_t *drp = drawn_rend[row];
2186 rend_t *drp2 = drawn_rend[row + i];
2187 2188
2188 for (nits = 0, col = TermWin.ncol; col--; ) 2189 for (nits = 0, col = ncol; col--; )
2189 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2190 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2190 nits--; 2191 nits--;
2191 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2192 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2192 nits++; 2193 nits++;
2193 2194
2194 if (nits > 8) /* XXX: arbitrary choice */ 2195 if (nits > 8) /* XXX: arbitrary choice */
2195 { 2196 {
2196 for (col = TermWin.ncol; col--; ) 2197 for (col = ncol; col--; )
2197 { 2198 {
2198 *dtp++ = *dtp2++; 2199 *d.t++ = *d2.t++;
2199 *drp++ = *drp2++; 2200 *d.r++ = *d2.r++;
2200 } 2201 }
2201 2202
2202 if (len == -1) 2203 if (len == -1)
2203 len = row; 2204 len = row;
2204 2205
2205 wlen = row; 2206 wlen = row;
2206 continue; 2207 continue;
2207 } 2208 }
2208 } 2209 }
2209 2210
2210 if (len != -1) 2211 if (len >= 0)
2211 { 2212 {
2212 /* also comes here at end if needed because of >= above */ 2213 /* also comes here at end if needed because of >= above */
2213 if (wlen < len) 2214 if (wlen < len)
2214 SWAP_IT (wlen, len, int); 2215 ::swap (wlen, len);
2215 2216
2216 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2217 XGCValues gcv;
2218
2219 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2220 XCopyArea (dpy, vt, vt,
2217 TermWin.gc, 0, Row2Pixel (len + i), 2221 gc, 0, Row2Pixel (len + i),
2218 (unsigned int)TermWin_TotalWidth (), 2222 (unsigned int)this->width,
2219 (unsigned int)Height2Pixel (wlen - len + 1), 2223 (unsigned int)Height2Pixel (wlen - len + 1),
2220 0, Row2Pixel (len)); 2224 0, Row2Pixel (len));
2225 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2226
2221 len = -1; 2227 len = -1;
2222 } 2228 }
2223 } 2229 }
2224 } 2230 }
2225#endif 2231#endif
2226 2232
2227 /* 2233 /*
2228 * E: main pass across every character 2234 * E: main pass across every character
2229 */ 2235 */
2230 for (row = 0; row < TermWin.nrow; row++) 2236 for (row = 0; row < nrow; row++)
2231 { 2237 {
2232 text_t *stp = screen.text[row + row_offset]; 2238 text_t *stp = ROW(view_start + row).t;
2233 rend_t *srp = screen.rend[row + row_offset]; 2239 rend_t *srp = ROW(view_start + row).r;
2234 text_t *dtp = drawn_text[row]; 2240 text_t *dtp = drawn_buf[row].t;
2235 rend_t *drp = drawn_rend[row]; 2241 rend_t *drp = drawn_buf[row].r;
2236 2242
2237 /* 2243 /*
2238 * E2: OK, now the real pass 2244 * E2: OK, now the real pass
2239 */ 2245 */
2240 int ypixel = (int)Row2Pixel (row); 2246 int ypixel = (int)Row2Pixel (row);
2241 2247
2242 for (col = 0; col < TermWin.ncol; col++) 2248 for (col = 0; col < ncol; col++)
2243 { 2249 {
2244 /* compare new text with old - if exactly the same then continue */ 2250 /* compare new text with old - if exactly the same then continue */
2245 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2251 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2246 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2247 || (stp[col] == ' ' /* space w/ no background change */
2248 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2249 continue; 2252 continue;
2250 2253
2251 // redraw one or more characters 2254 // redraw one or more characters
2252 2255
2253 // seek to the beginning of wide characters 2256 // seek to the beginning of wide characters
2254 while (stp[col] == NOCHAR && col > 0) 2257 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2255 --col; 2258 --col;
2256 2259
2257 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2260 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2258 text_t *text = stp + col; 2261 text_t *text = stp + col;
2259 int count = 1; 2262 int count = 1;
2260 2263
2261 dtp[col] = stp[col]; 2264 dtp[col] = stp[col];
2262 drp[col] = rend; 2265 drp[col] = rend;
2263 2266
2264 int xpixel = Col2Pixel (col); 2267 int xpixel = Col2Pixel (col);
2265 2268
2266 for (i = 0; ++col < TermWin.ncol; ) 2269 for (i = 0; ++col < ncol; )
2267 { 2270 {
2268 if (stp[col] == NOCHAR) 2271 if (stp[col] == NOCHAR)
2269 { 2272 {
2270 dtp[col] = stp[col]; 2273 dtp[col] = stp[col];
2271 drp[col] = rend; 2274 drp[col] = srp[col];
2275
2272 count++; 2276 count++;
2273 i++; 2277 i++;
2274 2278
2275 continue; 2279 continue;
2276 } 2280 }
… …
2281 count++; 2285 count++;
2282 2286
2283 if (stp[col] != dtp[col] 2287 if (stp[col] != dtp[col]
2284 || !RS_SAME (srp[col], drp[col])) 2288 || !RS_SAME (srp[col], drp[col]))
2285 { 2289 {
2286 if (must_clear && (i++ > count / 2)) 2290 if (have_bg && (i++ > count / 2))
2287 break; 2291 break;
2288 2292
2289 dtp[col] = stp[col]; 2293 dtp[col] = stp[col];
2290 drp[col] = rend; 2294 drp[col] = rend;
2291 i = 0; 2295 i = 0;
2292 } 2296 }
2293 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2297 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2294 break; 2298 break;
2295 } 2299 }
2296 2300
2297 col--; /* went one too far. move back */ 2301 col--; /* went one too far. move back */
2298 count -= i; /* dump any matching trailing chars */ 2302 count -= i; /* dump any matching trailing chars */
2299 2303
2300 // sometimes we optimize away the trailing NOCHAR's, add them back 2304 // sometimes we optimize away the trailing NOCHAR's, add them back
2301 while (i && text[count] == NOCHAR) 2305 while (ecb_unlikely (i && text[count] == NOCHAR))
2302 count++, i--; 2306 count++, i--;
2303
2304#if ENABLE_STYLES
2305 // force redraw after "careful" characters to avoid pixel droppings
2306 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0)
2307 drp[col + 1] = ~srp[col + 1];
2308
2309 // include previous careful character(s) if possible, looks nicer (best effort...)
2310 while (text > stp
2311 && srp[text - stp - 1] & RS_Careful
2312 && RS_SAME (rend, srp[text - stp - 1]))
2313 text--, count++, xpixel -= TermWin.fwidth;
2314#endif
2315 2307
2316 /* 2308 /*
2317 * Determine the attributes for the string 2309 * Determine the attributes for the string
2318 */ 2310 */
2319 int fore = GET_FGCOLOR (rend); // desired foreground 2311 int fore = fgcolor_of (rend); // desired foreground
2320 int back = GET_BGCOLOR (rend); // desired background 2312 int back = bgcolor_of (rend); // desired background
2321 2313
2322 // only do special processing if ana attributes are set, which is rare 2314 // only do special processing if any attributes are set, which is unlikely
2323 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) 2315 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2324 { 2316 {
2325 bool invert = rend & RS_RVid; 2317 bool invert = rend & RS_RVid;
2326 2318
2327#ifndef NO_BOLD_UNDERLINE_REVERSE 2319#ifndef NO_BOLD_UNDERLINE_REVERSE
2328 if (rend & RS_Bold
2329 && fore == Color_fg) 2320 if (rend & RS_Bold && fore == Color_fg)
2330 { 2321 {
2331 if (ISSET_PIXCOLOR (Color_BD)) 2322 if (ISSET_PIXCOLOR (Color_BD))
2332 fore = Color_BD; 2323 fore = Color_BD;
2333# if !ENABLE_STYLES 2324# if !ENABLE_STYLES
2334 else 2325 else
2335 invert = !invert; 2326 invert = !invert;
2336# endif 2327# endif
2337 } 2328 }
2338 2329
2339 if (rend & RS_Italic 2330 if (rend & RS_Italic && fore == Color_fg)
2340 && fore == Color_fg)
2341 { 2331 {
2342 if (ISSET_PIXCOLOR (Color_IT)) 2332 if (ISSET_PIXCOLOR (Color_IT))
2343 fore = Color_IT; 2333 fore = Color_IT;
2344# if !ENABLE_STYLES 2334# if !ENABLE_STYLES
2345 else 2335 else
2346 invert = !invert; 2336 invert = !invert;
2347# endif 2337# endif
2348 } 2338 }
2349 2339
2350 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2340 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2351 fore = Color_UL; 2341 fore = Color_UL;
2342#endif
2343
2344#ifdef OPTION_HC
2345 if (rend & RS_Sel)
2346 {
2347 /* invert the column if no highlightColor is set or it is the
2348 * current cursor column */
2349 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2350 && ISSET_PIXCOLOR (Color_HC))
2351 {
2352 if (ISSET_PIXCOLOR (Color_HTC))
2353 fore = Color_HTC;
2354 // if invert is 0 reverse video is set so we use bg color as fg color
2355 else if (!invert)
2356 fore = back;
2357
2358 back = Color_HC;
2359 invert = 0;
2360 }
2361 }
2352#endif 2362#endif
2353 2363
2354 if (invert) 2364 if (invert)
2355 { 2365 {
2356 SWAP_IT (fore, back, int); 2366 ::swap (fore, back);
2357 2367
2358#ifndef NO_BOLD_UNDERLINE_REVERSE 2368#ifndef NO_BOLD_UNDERLINE_REVERSE
2359 if (ISSET_PIXCOLOR (Color_RV)) 2369 if (fore == back)
2370 {
2371 fore = Color_bg;
2360 back = Color_RV; 2372 back = Color_fg;
2373 }
2361#endif 2374#endif
2362 } 2375 }
2363 2376
2364#ifdef TEXT_BLINK 2377#ifdef TEXT_BLINK
2365 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2378 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2366 { 2379 {
2367 if (!text_blink_ev.active) 2380 if (!text_blink_ev.is_active ())
2368 { 2381 {
2369 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2382 text_blink_ev.again ();
2370 hidden_text = 0; 2383 hidden_text = 0;
2371 } 2384 }
2372 else if (hidden_text) 2385 else if (hidden_text)
2373 fore = back; 2386 fore = back;
2374 } 2387 }
2375#endif 2388#endif
2389
2390#if ENABLE_STYLES
2391 // "careful" (too wide) character handling
2392
2393 // include previous careful character(s) if possible, looks nicer (best effort...)
2394 while (text > stp
2395 && srp[text - stp - 1] & RS_Careful
2396 && RS_SAME (rend, srp[text - stp - 1]))
2397 text--, count++, xpixel -= fwidth;
2398
2399 // force redraw after "careful" characters to avoid pixel droppings
2400 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2401 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2402
2403 // force redraw before "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2405 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2406#endif
2376 } 2407 }
2377 2408
2378 /* 2409 /*
2379 * Actually do the drawing of the string here 2410 * Actually do the drawing of the string here
2380 */ 2411 */
2381 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2412 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2382 2413
2383 if (back == fore) 2414 if (ecb_likely (have_bg && back == Color_bg))
2384 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2385 TermWin.fwidth * count, TermWin.fheight,
2386 back);
2387 else if (back == Color_bg)
2388 { 2415 {
2389 if (must_clear) 2416 // this is very ugly, maybe push it into ->draw?
2390 {
2391 CLEAR_CHARS (xpixel, ypixel, count);
2392 2417
2393 for (i = 0; i < count; i++) /* don't draw empty strings */ 2418 for (i = 0; i < count; i++) /* don't draw empty strings */
2394 if (text[i] != ' ') 2419 if (text[i] != ' ')
2395 { 2420 {
2396 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2421 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2397 break; 2422 goto did_clear;
2398 }
2399 } 2423 }
2400 else 2424
2401 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2425 CLEAR_CHARS (xpixel, ypixel, count);
2426 did_clear: ;
2402 } 2427 }
2403 else 2428 else
2404 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2429 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2405 2430
2406 if (rend & RS_Uline && font->descent > 1 && fore != back) 2431 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2407 { 2432 {
2433 if (showcursor && focus && row == screen.cur.row
2434 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2435 XSetForeground (dpy, gc, pix_colors[ccol1]);
2436 else
2408#if ENABLE_FRILLS 2437#if ENABLE_FRILLS
2409 if (ISSET_PIXCOLOR (Color_underline)) 2438 if (ISSET_PIXCOLOR (Color_underline))
2410 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2411 else 2440 else
2412#endif 2441#endif
2413 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2442 XSetForeground (dpy, gc, pix_colors[fore]);
2414 2443
2415 XDrawLine (display->display, drawBuffer, TermWin.gc, 2444 XDrawLine (dpy, vt, gc,
2416 xpixel, ypixel + font->ascent + 1, 2445 xpixel, ypixel + font->ascent + 1,
2417 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2446 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2418 } 2447 }
2419 } /* for (col....) */ 2448 } /* for (col....) */
2420 } /* for (row....) */ 2449 } /* for (row....) */
2421 2450
2422#if ENABLE_OVERLAY
2423 scr_swap_overlay ();
2424#endif
2425
2426 /* 2451 /*
2427 * G: cleanup cursor and display outline cursor if necessary 2452 * G: cleanup cursor and display outline cursor if necessary
2428 */ 2453 */
2429 if (showcursor) 2454 if (showcursor)
2430 { 2455 {
2431 if (TermWin.focus) 2456 if (focus)
2457 {
2458 if (cursor_type == 0)
2459 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2460 else if (oldcursor.row >= 0)
2432 { 2461 {
2433 *crp ^= RS_RVid; 2462 XSetForeground (dpy, gc, pix_colors[ccol1]);
2434#ifndef NO_CURSORCOLOR 2463 if (cursor_type == 1)
2435 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2464 XFillRectangle (dpy, vt, gc,
2436#endif 2465 Col2Pixel (cur_col),
2466 Row2Pixel (oldcursor.row + 1) - 2,
2467 Width2Pixel (1),
2468 2);
2469 else
2470 XFillRectangle (dpy, vt, gc,
2471 Col2Pixel (cur_col),
2472 Row2Pixel (oldcursor.row),
2473 2,
2474 Height2Pixel (1));
2475 }
2437 } 2476 }
2438 else if (oldcursor.row >= 0) 2477 else if (oldcursor.row >= 0)
2439 { 2478 {
2440#ifndef NO_CURSORCOLOR 2479 XSetForeground (dpy, gc, pix_colors[ccol1]);
2441 if (ISSET_PIXCOLOR (Color_cursor))
2442 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]);
2443#endif
2444 int cursorwidth = 1;
2445 while (oldcursor.col + cursorwidth < TermWin.ncol
2446 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2447 cursorwidth++;
2448 2480
2449 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2481 XDrawRectangle (dpy, vt, gc,
2450 Col2Pixel (oldcursor.col), 2482 Col2Pixel (cur_col),
2451 Row2Pixel (oldcursor.row), 2483 Row2Pixel (oldcursor.row),
2452 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2484 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2453 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2485 (unsigned int) (Height2Pixel (1) - 1));
2454 } 2486 }
2455 } 2487 }
2456 2488
2457 /* 2489 /*
2458 * H: cleanup selection 2490 * H: cleanup selection
2459 */ 2491 */
2492#if ENABLE_OVERLAY
2493 scr_swap_overlay ();
2494#endif
2495 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2496
2460 scr_reverse_selection (); 2497 scr_reverse_selection ();
2461 2498
2462 if (refresh_type & SMOOTH_REFRESH) 2499 screen.flags = old_screen_flags;
2463 XFlush (display->display);
2464
2465 num_scr = 0; 2500 num_scr = 0;
2466 num_scr_allow = 1; 2501 num_scr_allow = 1;
2467} 2502}
2468 2503
2469void 2504void ecb_cold
2470rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2505rxvt_term::scr_remap_chars (line_t &l) noexcept
2471{ 2506{
2472 if (!rp || !tp) 2507 if (!l.valid ())
2473 return; 2508 return;
2474 2509
2475 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2510 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2511
2512 for (int i = ncol; i--; )
2476 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2513 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2477} 2514}
2478 2515
2479void 2516void ecb_cold
2480rxvt_term::scr_remap_chars () 2517rxvt_term::scr_remap_chars () noexcept
2481{ 2518{
2482 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2519 for (int i = total_rows; i--; )
2483 scr_remap_chars (screen.text[i], screen.rend[i]); 2520 scr_remap_chars (row_buf [i]);
2484 2521
2485 for (int i = TermWin.nrow; i--; ) 2522 for (int i = nrow; i--; )
2486 {
2487 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2488 scr_remap_chars (swap.text[i], swap.rend[i]);
2489 } 2523 {
2524 scr_remap_chars (drawn_buf [i]);
2525 scr_remap_chars (swap_buf [i]);
2526 }
2490} 2527}
2491 2528
2492void 2529void ecb_cold
2493rxvt_term::scr_recolour () 2530rxvt_term::scr_recolor (bool refresh) noexcept
2494{ 2531{
2495 if (1 2532 bool transparent = false;
2496#if TRANSPARENT 2533
2497 && !am_transparent 2534#ifdef HAVE_IMG
2535 if (bg_img != 0)
2536 {
2537# if ENABLE_TRANSPARENCY
2538 if (bg_flags & BG_IS_TRANSPARENT)
2539 {
2540 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2541 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2542
2543 transparent = true;
2544 }
2545 else
2498#endif 2546# endif
2499#if XPM_BACKGROUND
2500 && !bgPixmap.pixmap
2501#endif
2502 )
2503 {
2504 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]);
2505 XClearWindow (display->display, TermWin.parent[0]);
2506 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]);
2507#if HAVE_SCROLLBARS
2508 if (scrollBar.win)
2509 {
2510 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2511 scrollBar.setIdle ();
2512 scrollbar_show (0);
2513 } 2547 {
2548 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2549 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2550 }
2551 }
2552 else
2514#endif 2553#endif
2515 } 2554 {
2555 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2556 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2557 }
2516 2558
2559 XClearWindow (dpy, parent);
2560
2561 if (scrollBar.state && scrollBar.win)
2562 {
2563 if (transparent)
2564 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2565 else
2566 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2567 scrollBar.state = SB_STATE_IDLE;
2568 scrollBar.show (0);
2569 }
2570
2571 if (refresh)
2572 {
2517 scr_clear (); 2573 scr_clear ();
2518 scr_touch (true); 2574 scr_touch (true);
2575 }
2519 want_refresh = 1; 2576 want_refresh = 1;
2520} 2577}
2521 2578
2522/* ------------------------------------------------------------------------- */ 2579/* ------------------------------------------------------------------------- */
2523void 2580void
2524rxvt_term::scr_clear (bool really) 2581rxvt_term::scr_clear (bool really) noexcept
2525{ 2582{
2526 if (!TermWin.mapped) 2583 if (!mapped)
2527 return; 2584 return;
2528 2585
2529 num_scr_allow = 0; 2586 num_scr_allow = 0;
2530 want_refresh = 1; 2587 want_refresh = 1;
2531 2588
2532#if TRANSPARENT 2589 if (really)
2533 if ((options & Opt_transparent) && (am_pixmap_trans == 0)) 2590 XClearWindow (dpy, vt);
2591}
2592
2593void
2594rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2595{
2596 int view_end = view_start + nrow;
2597 int row, col;
2598
2599 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2600 {
2601 text_t *stp = ROW(row).t;
2602 rend_t *srp = ROW(row).r;
2603
2604 for (col = beg_col; col < end_col; col++)
2605 srp[col] ^= rstyle1;
2606
2607 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2608 srp[col] ^= rstyle2;
2609
2610 if (++col < end_col)
2611 srp[col] ^= rstyle2;
2534 { 2612 }
2535 int i; 2613}
2536 2614
2537 if (!(options & Opt_transparent_all)) 2615void
2616rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2617{
2618 int view_end = view_start + nrow;
2619 int row, col;
2620
2621 if (beg_row >= view_start)
2622 {
2623 col = beg_col;
2624 row = beg_row;
2625 }
2626 else
2627 {
2538 i = 0; 2628 col = 0;
2629 row = view_start;
2630 }
2631
2632 for (; row < min (end_row, view_end); row++, col = 0)
2633 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2634 srp[col] ^= rstyle;
2635
2636 if (row == end_row)
2637 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2638 srp[col] ^= rstyle;
2639}
2640
2641/* ------------------------------------------------------------------------- */
2642void ecb_hot
2643rxvt_term::scr_reverse_selection () noexcept
2644{
2645 if (selection.op
2646 && current_screen == selection.screen
2647 && selection.end.row >= view_start)
2648 {
2649#if !ENABLE_MINIMAL
2650 if (selection.rect)
2651 scr_xor_rect (selection.beg.row, selection.beg.col,
2652 selection.end.row, selection.end.col,
2653 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2539 else 2654 else
2540 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2541
2542 while (i--)
2543 if (TermWin.parent[i] != None)
2544 XClearWindow (display->display, TermWin.parent[i]);
2545 }
2546#endif 2655#endif
2547 2656 scr_xor_span (selection.beg.row, selection.beg.col,
2548 if (really) 2657 selection.end.row, selection.end.col,
2549 XClearWindow (display->display, TermWin.vt); 2658 RS_Sel | RS_RVid);
2550}
2551
2552/* ------------------------------------------------------------------------- */
2553void
2554rxvt_term::scr_reverse_selection ()
2555{
2556 if (selection.op && current_screen == selection.screen)
2557 {
2558 int end_row = TermWin.saveLines - TermWin.view_start;
2559 int i = selection.beg.row + TermWin.saveLines;
2560 int col, row = selection.end.row + TermWin.saveLines;
2561 rend_t *srp;
2562
2563#if ENABLE_FRILLS
2564 if (selection.rect)
2565 {
2566 end_row += TermWin.nrow;
2567
2568 for (; i <= row && i <= end_row; i++)
2569 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2570 srp[col] ^= RS_RVid;
2571 }
2572 else
2573#endif
2574 {
2575 if (i >= end_row)
2576 col = selection.beg.col;
2577 else
2578 {
2579 col = 0;
2580 i = end_row;
2581 }
2582
2583 end_row += TermWin.nrow;
2584
2585 for (; i < row && i < end_row; i++, col = 0)
2586 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2587 srp[col] ^= RS_RVid;
2588
2589 if (i == row && i < end_row)
2590 for (srp = screen.rend[i]; col < selection.end.col; col++)
2591 srp[col] ^= RS_RVid;
2592 }
2593 } 2659 }
2594} 2660}
2595 2661
2596/* ------------------------------------------------------------------------- */ 2662/* ------------------------------------------------------------------------- */
2597/* 2663/*
2598 * Dump the whole scrollback and screen to the passed filedescriptor. The 2664 * Dump the whole scrollback and screen to the passed filedescriptor. The
2599 * invoking routine must close the fd. 2665 * invoking routine must close the fd.
2600 */ 2666 */
2601#if 0 2667#if 0
2602void 2668void
2603rxvt_term::scr_dump (int fd) 2669rxvt_term::scr_dump (int fd) noexcept
2604{ 2670{
2605 int row, wrote; 2671 // if this method is needed, it can be implemented by factoring the
2606 unsigned int width, towrite; 2672 // relevant code in scr_printscreen
2607 char r1[] = "\n";
2608
2609 for (row = TermWin.saveLines - TermWin.nscrolled;
2610 row < TermWin.saveLines + TermWin.nrow - 1; row++)
2611 {
2612 width = screen.tlen[row] >= 0 ? screen.tlen[row]
2613 : TermWin.ncol;
2614 for (towrite = width; towrite; towrite -= wrote)
2615 {
2616 wrote = write (fd, & (screen.text[row][width - towrite]),
2617 towrite);
2618 if (wrote < 0)
2619 return; /* XXX: death, no report */
2620 }
2621 if (screen.tlen[row] >= 0)
2622 if (write (fd, r1, 1) <= 0)
2623 return; /* XXX: death, no report */
2624 }
2625} 2673}
2626#endif 2674#endif
2627 2675
2628/* ------------------------------------------------------------------------- * 2676/* ------------------------------------------------------------------------- *
2629 * CHARACTER SELECTION * 2677 * CHARACTER SELECTION *
2630 * ------------------------------------------------------------------------- */ 2678 * ------------------------------------------------------------------------- */
2631
2632/*
2633 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2634 */
2635void 2679void
2636rxvt_term::selection_check (int check_more) 2680rxvt_term::selection_check (int check_more) noexcept
2637{ 2681{
2638 row_col_t pos;
2639
2640 if (!selection.op) 2682 if (!selection.op)
2641 return; 2683 return;
2642 2684
2643 pos.row = pos.col = 0; 2685 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2644 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2686 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2645 || (selection.beg.row >= TermWin.nrow) 2687 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2646 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2647 || (selection.mark.row >= TermWin.nrow)
2648 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2649 || (selection.end.row >= TermWin.nrow)
2650 || (check_more == 1 2688 || (check_more == 1
2651 && current_screen == selection.screen 2689 && current_screen == selection.screen
2652 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2690 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2653 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2691 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2654 || (check_more == 2
2655 && ROWCOL_IS_BEFORE (selection.beg, pos)
2656 && ROWCOL_IS_AFTER (selection.end, pos))
2657 || (check_more == 3
2658 && ROWCOL_IS_AFTER (selection.end, pos))
2659 || (check_more == 4 /* screen width change */
2660 && (selection.beg.row != selection.end.row
2661 || selection.end.col > TermWin.ncol)))
2662 CLEAR_SELECTION (); 2692 CLEAR_ALL_SELECTION ();
2693}
2694
2695void
2696rxvt_term::selection_changed () noexcept
2697{
2698 line_t &r1 = ROW (selection.beg.row);
2699 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2700 ++selection.beg.col;
2701
2702 line_t &r2 = ROW (selection.end.row);
2703 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2704 ++selection.end.col;
2705
2706 want_refresh = 1;
2663} 2707}
2664 2708
2665/* ------------------------------------------------------------------------- */ 2709/* ------------------------------------------------------------------------- */
2666/* 2710/*
2667 * Paste a selection direct to the command fd 2711 * Paste a selection direct to the command fd
2668 */ 2712 */
2669void 2713void
2670rxvt_term::paste (unsigned char *data, unsigned int len) 2714rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2671{ 2715{
2672 /* convert normal newline chars into common keyboard Return key sequence */ 2716 /* convert normal newline chars into common keyboard Return key sequence */
2673 for (unsigned int i = 0; i < len; i++) 2717 for (unsigned int i = 0; i < len; i++)
2674 if (data[i] == C0_LF) 2718 if (data[i] == C0_LF)
2675 data[i] = C0_CR; 2719 data[i] = C0_CR;
2676 2720
2721 #if ENABLE_FRILLS
2722 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2723 tt_printf ("\x1b[200~");
2724 #endif
2725
2677 tt_write (data, len); 2726 tt_write (data, len);
2678}
2679 2727
2680/* ------------------------------------------------------------------------- */
2681/*
2682 * Respond to a notification that a primary selection has been sent
2683 * EXT: SelectionNotify
2684 */
2685void
2686rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2687{
2688 if (prop == None) /* check for failed XConvertSelection */
2689 {
2690 if ((selection_type & Sel_CompoundText))
2691 {
2692 int selnum = selection_type & Sel_whereMask;
2693
2694 selection_type = 0;
2695 if (selnum != Sel_direct)
2696 selection_request_other (XA_STRING, selnum);
2697 }
2698
2699 if ((selection_type & Sel_UTF8String))
2700 {
2701 int selnum = selection_type & Sel_whereMask;
2702
2703 selection_type = Sel_CompoundText;
2704 if (selnum != Sel_direct)
2705 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2706 else
2707 selection_type = 0;
2708 }
2709
2710 return;
2711 }
2712
2713 unsigned long bytes_after;
2714 XTextProperty ct;
2715
2716 if (XGetWindowProperty (display->display, win, prop,
2717 0, PROP_SIZE / 4,
2718 delete_prop, AnyPropertyType,
2719 &ct.encoding, &ct.format,
2720 &ct.nitems, &bytes_after,
2721 &ct.value) != Success)
2722 {
2723 ct.value = 0;
2724 goto bailout;
2725 }
2726
2727 if (ct.encoding == None)
2728 goto bailout;
2729
2730 if (bytes_after)
2731 {
2732 // fetch and append remaining data
2733 XTextProperty ct2;
2734
2735 if (XGetWindowProperty (display->display, win, prop,
2736 ct.nitems / 4, (bytes_after + 3) / 4,
2737 delete_prop, AnyPropertyType,
2738 &ct2.encoding, &ct2.format,
2739 &ct2.nitems, &bytes_after,
2740 &ct2.value) != Success)
2741 goto bailout;
2742
2743 // realloc should be compatible to XFree, here, and elsewhere, too
2744 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2745 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2746 ct.nitems += ct2.nitems;
2747
2748 XFree (ct2.value);
2749 }
2750
2751 if (ct.value == 0)
2752 goto bailout;
2753
2754 if (ct.encoding == xa[XA_INCR])
2755 {
2756 // INCR selection, start handshake
2757 if (!delete_prop)
2758 XDeleteProperty (display->display, win, prop);
2759
2760 selection_wait = Sel_incr;
2761 incr_buf_fill = 0;
2762 incr_ev.start (NOW + 10);
2763
2764 goto bailout;
2765 }
2766
2767 if (ct.nitems == 0)
2768 {
2769 if (selection_wait == Sel_incr)
2770 {
2771 XFree (ct.value);
2772
2773 // finally complete, now paste the whole thing
2774 selection_wait = Sel_normal;
2775 ct.value = (unsigned char *)incr_buf;
2776 ct.nitems = incr_buf_fill;
2777 incr_buf = 0;
2778 incr_buf_size = 0;
2779 incr_ev.stop ();
2780 }
2781 else
2782 {
2783 if (selection_wait == Sel_normal
2784 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2785 {
2786 /*
2787 * pass through again trying CUT_BUFFER0 if we've come from
2788 * XConvertSelection () but nothing was presented
2789 */
2790 selection_paste (display->root, XA_CUT_BUFFER0, False);
2791 }
2792
2793 goto bailout;
2794 }
2795 }
2796 else if (selection_wait == Sel_incr)
2797 {
2798 incr_ev.start (NOW + 10);
2799
2800 while (incr_buf_fill + ct.nitems > incr_buf_size)
2801 {
2802 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2803 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2804 }
2805
2806 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2807 incr_buf_fill += ct.nitems;
2808
2809 goto bailout;
2810 }
2811
2812 char **cl;
2813 int cr;
2814
2815#if ENABLE_FRILLS 2728 #if ENABLE_FRILLS
2816 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 2729 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2817 // so recode it manually 2730 tt_printf ("\x1b[201~");
2818 if (ct.encoding == xa[XA_UTF8_STRING])
2819 {
2820 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2821 char *s = rxvt_wcstombs (w);
2822 free (w);
2823 // TODO: strlen == only the first element will be converted. well...
2824 paste ((unsigned char *)s, strlen (s));
2825 free (s);
2826 }
2827 else
2828#endif 2731 #endif
2829 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2830 && cl)
2831 {
2832 for (int i = 0; i < cr; i++)
2833 paste ((unsigned char *)cl[i], strlen (cl[i]));
2834
2835 XFreeStringList (cl);
2836 }
2837 else
2838 paste (ct.value, ct.nitems); // paste raw
2839
2840bailout:
2841 XFree (ct.value);
2842
2843 if (selection_wait == Sel_normal)
2844 selection_wait = Sel_none;
2845} 2732}
2846 2733
2847void 2734void
2848rxvt_term::incr_cb (time_watcher &w) 2735rxvt_term::paste (char *data, unsigned int len) noexcept
2849{ 2736{
2850 selection_wait = Sel_none; 2737 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2851
2852 incr_buf_size = 0;
2853 free (incr_buf);
2854
2855 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2856}
2857
2858void
2859rxvt_term::selection_property (Window win, Atom prop)
2860{
2861 if (prop == None || selection_wait != Sel_incr)
2862 return; 2738 return;
2863 2739
2864 selection_paste (win, prop, true); 2740 tt_paste (data, len);
2865} 2741}
2866 2742
2867/* ------------------------------------------------------------------------- */ 2743/* ------------------------------------------------------------------------- */
2868/* 2744/*
2869 * Request the current selection: 2745 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2870 * Order: > internal selection if available 2746 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2871 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2747 * as fallback
2872 * > CUT_BUFFER0
2873 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2874 * will auto fallback to CUT_BUFFER0
2875 * EXT: button 2 release 2748 * EXT: button 2 release
2876 */ 2749 */
2877void 2750void
2878rxvt_term::selection_request (Time tm, int x, int y) 2751rxvt_term::selection_request (Time tm, int selnum) noexcept
2879{ 2752{
2880 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2881 return; /* outside window */
2882
2883 if (selection.text) 2753 if (!selection_req)
2884 { /* internal selection */
2885 char *str = rxvt_wcstombs (selection.text, selection.len);
2886 paste ((unsigned char *)str, strlen (str));
2887 free (str);
2888 return;
2889 } 2754 {
2890 else 2755 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2756 selection_req->run ();
2891 { 2757 }
2892 int i;
2893
2894 selection_request_time = tm;
2895 selection_wait = Sel_normal;
2896
2897 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2898 {
2899#if X_HAVE_UTF8_STRING
2900 selection_type = Sel_UTF8String;
2901 if (selection_request_other (xa[XA_UTF8_STRING], i))
2902 return;
2903#else
2904 selection_type = Sel_CompoundText;
2905 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2906 return;
2907#endif
2908 }
2909 }
2910
2911 selection_wait = Sel_none; /* don't loop in selection_paste () */
2912 selection_paste (display->root, XA_CUT_BUFFER0, false);
2913}
2914
2915int
2916rxvt_term::selection_request_other (Atom target, int selnum)
2917{
2918 Atom sel;
2919#ifdef DEBUG_SELECT
2920 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2921#endif
2922
2923 selection_type |= selnum;
2924
2925 if (selnum == Sel_Primary)
2926 sel = XA_PRIMARY;
2927 else if (selnum == Sel_Secondary)
2928 sel = XA_SECONDARY;
2929 else
2930 sel = xa[XA_CLIPBOARD];
2931
2932 if (XGetSelectionOwner (display->display, sel) != None)
2933 {
2934 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2935 TermWin.vt, selection_request_time);
2936 return 1;
2937 }
2938
2939 return 0;
2940} 2758}
2941 2759
2942/* ------------------------------------------------------------------------- */ 2760/* ------------------------------------------------------------------------- */
2943/* 2761/*
2944 * Clear all selected text 2762 * Clear all selected text
2945 * EXT: SelectionClear 2763 * EXT: SelectionClear
2946 */ 2764 */
2947void 2765void
2948rxvt_term::selection_clear () 2766rxvt_term::selection_clear (bool clipboard) noexcept
2949{ 2767{
2768 if (!clipboard)
2769 {
2950 want_refresh = 1; 2770 want_refresh = 1;
2951 free (selection.text); 2771 free (selection.text);
2952 selection.text = NULL; 2772 selection.text = NULL;
2953 selection.len = 0; 2773 selection.len = 0;
2954 CLEAR_SELECTION (); 2774 CLEAR_SELECTION ();
2955 2775
2956 if (display->selection_owner == this) 2776 if (display->selection_owner == this)
2957 display->selection_owner = 0; 2777 display->selection_owner = 0;
2778 }
2779 else
2780 {
2781 free (selection.clip_text);
2782 selection.clip_text = NULL;
2783 selection.clip_len = 0;
2784
2785 if (display->clipboard_owner == this)
2786 display->clipboard_owner = 0;
2787 }
2958} 2788}
2959 2789
2960/* ------------------------------------------------------------------------- */ 2790/* ------------------------------------------------------------------------- */
2961/* 2791/*
2962 * Copy a selection into the cut buffer 2792 * Copy a selection into the cut buffer
2963 * EXT: button 1 or 3 release 2793 * EXT: button 1 or 3 release
2964 */ 2794 */
2965void 2795void
2966rxvt_term::selection_make (Time tm) 2796rxvt_term::selection_make (Time tm)
2967{ 2797{
2968 int i, col, end_col, row, end_row; 2798 int size;
2969 wchar_t *new_selection_text; 2799 wchar_t *new_selection_text;
2970 text_t *t; 2800 text_t *t;
2971 2801
2972 switch (selection.op) 2802 switch (selection.op)
2973 { 2803 {
… …
2986 selection.op = SELECTION_DONE; 2816 selection.op = SELECTION_DONE;
2987 2817
2988 if (selection.clicks == 4) 2818 if (selection.clicks == 4)
2989 return; /* nothing selected, go away */ 2819 return; /* nothing selected, go away */
2990 2820
2821 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2822 return;
2823
2991 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2824 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2992 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2825 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2993 2826
2994 col = selection.beg.col;
2995 row = selection.beg.row + TermWin.saveLines;
2996 end_row = selection.end.row + TermWin.saveLines;
2997 int ofs = 0; 2827 int ofs = 0;
2998 int extra = 0; 2828 int extra = 0;
2999 2829
2830 int col = selection.beg.col;
2831 int row = selection.beg.row;
2832
2833 int end_col;
2834
3000 for (; row <= end_row; row++, col = 0) 2835 for (; row <= selection.end.row; row++, col = 0)
3001 { 2836 {
3002 end_col = screen.tlen[row]; 2837#if !ENABLE_MINIMAL
3003
3004#if ENABLE_FRILLS
3005 if (selection.rect) 2838 if (selection.rect)
3006 { 2839 {
3007 col = selection.beg.col; 2840 col = selection.beg.col;
3008 end_col = TermWin.ncol + 1;
3009 }
3010#endif
3011
3012 MAX_IT (col, 0);
3013
3014 if (end_col == -1)
3015 end_col = TermWin.ncol; 2841 end_col = selection.end.col;
2842 }
2843 else
2844#endif
2845 end_col = ROW(row).l;
3016 2846
3017 if (row == end_row || selection.rect) 2847 col = max (col, 0);
2848
2849 if (row == selection.end.row)
3018 MIN_IT (end_col, selection.end.col); 2850 min_it (end_col, selection.end.col);
3019 2851
3020 t = &screen.text[row][col]; 2852 t = ROW(row).t + col;
2853
3021 for (; col < end_col; col++) 2854 for (; col < end_col; col++)
3022 { 2855 {
3023 if (*t == NOCHAR) 2856 if (*t == NOCHAR)
3024 t++; 2857 t++;
3025#if ENABLE_COMBINING 2858#if ENABLE_COMBINING
3026 else if (IS_COMPOSE (*t)) 2859 else if (IS_COMPOSE (*t))
3027 { 2860 {
3028 int len = rxvt_composite.expand (*t, 0); 2861 int len = rxvt_composite.expand (*t);
3029 2862
3030 extra -= (len - 1); 2863 extra -= (len - 1);
3031 2864
3032 if (extra < 0) 2865 if (extra < 0)
3033 { 2866 {
3034 extra += i; 2867 extra += size;
3035 i += i; 2868 size += size;
3036 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2869 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3037 } 2870 }
3038 2871
3039 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2872 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3040 } 2873 }
3041#endif 2874#endif
3042 else 2875 else
3043 new_selection_text[ofs++] = *t++; 2876 new_selection_text[ofs++] = *t++;
3044 } 2877 }
3045 2878
3046 if (screen.tlen[row] != -1 && row != end_row) 2879#if !ENABLE_MINIMAL
2880 if (selection.rect)
2881 {
2882 while (ofs
2883 && new_selection_text[ofs - 1] != C0_LF
2884 && unicode::is_space (new_selection_text[ofs - 1]))
2885 --ofs;
2886
3047 new_selection_text[ofs++] = C0_LF; 2887 new_selection_text[ofs++] = C0_LF;
3048 } 2888 }
3049 2889 else
3050 if (end_col != selection.end.col) 2890#endif
2891 if (!ROW(row).is_longer ()
2892 && (row != selection.end.row || end_col != selection.end.col)
2893 && (row != selection.beg.row || selection.beg.col < ncol))
3051 new_selection_text[ofs++] = C0_LF; 2894 new_selection_text[ofs++] = C0_LF;
2895 }
3052 2896
3053 new_selection_text[ofs] = 0; 2897 new_selection_text[ofs] = 0;
3054 2898
3055 if (ofs == 0) 2899 if (ofs == 0)
3056 { 2900 {
… …
3062 2906
3063 // we usually allocate much more than necessary, so realloc it smaller again 2907 // we usually allocate much more than necessary, so realloc it smaller again
3064 selection.len = ofs; 2908 selection.len = ofs;
3065 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2909 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3066 2910
3067 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2911 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3068 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2912 return;
3069 display->set_selection_owner (this); 2913
2914 selection_grab (tm);
2915}
2916
2917bool
2918rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2919{
2920 Atom sel;
2921
2922 if (!clipboard)
2923 {
2924 selection_time = tm;
2925 sel = XA_PRIMARY;
2926 }
3070 else 2927 else
3071 rxvt_warn ("can't get primary selection, ignoring.\n"); 2928 {
2929 clipboard_time = tm;
2930 sel = xa[XA_CLIPBOARD];
2931 }
2932
2933 XSetSelectionOwner (dpy, sel, vt, tm);
2934 if (XGetSelectionOwner (dpy, sel) == vt)
2935 {
2936 display->set_selection_owner (this, clipboard);
2937 return true;
2938 }
2939 else
2940 {
2941 selection_clear (clipboard);
2942 return false;
2943 }
3072 2944
3073#if 0 2945#if 0
3074 XTextProperty ct; 2946 XTextProperty ct;
3075 2947
3076 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2948 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3077 { 2949 {
3078 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2950 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3079 XFree (ct.value); 2951 XFree (ct.value);
3080 } 2952 }
3081#endif 2953#endif
3082
3083 selection_time = tm;
3084} 2954}
3085 2955
3086/* ------------------------------------------------------------------------- */ 2956/* ------------------------------------------------------------------------- */
3087/* 2957/*
3088 * Mark or select text based upon number of clicks: 1, 2, or 3 2958 * Mark or select text based upon number of clicks: 1, 2, or 3
3089 * EXT: button 1 press 2959 * EXT: button 1 press
3090 */ 2960 */
3091void 2961void ecb_cold
3092rxvt_term::selection_click (int clicks, int x, int y) 2962rxvt_term::selection_click (int clicks, int x, int y) noexcept
3093{ 2963{
3094 clicks = ((clicks - 1) % 3) + 1; 2964 clicks = ((clicks - 1) % 3) + 1;
3095 selection.clicks = clicks; /* save clicks so extend will work */ 2965 selection.clicks = clicks; /* save clicks so extend will work */
3096 2966
2967 if (clicks == 2 && !selection.rect
2968 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2969 {
2970 MEvent.clicks = 1; // what a mess
2971 selection.screen = current_screen;
2972 selection.op = SELECTION_CONT;
2973 return;
2974 }
2975
3097 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2976 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3098 2977
3099 if (clicks == 2 || clicks == 3) 2978 if (clicks == 2 || clicks == 3)
3100 selection_extend_colrow (selection.mark.col, 2979 selection_extend_colrow (selection.mark.col,
3101 selection.mark.row + TermWin.view_start, 2980 selection.mark.row - view_start,
3102 0, /* button 3 */ 2981 0, /* button 3 */
3103 1, /* button press */ 2982 1, /* button press */
3104 0); /* click change */ 2983 0); /* click change */
3105} 2984}
3106 2985
3107/* ------------------------------------------------------------------------- */ 2986/* ------------------------------------------------------------------------- */
3108/* 2987/*
3109 * Mark a selection at the specified col/row 2988 * Mark a selection at the specified col/row
3110 */ 2989 */
3111void 2990void ecb_cold
3112rxvt_term::selection_start_colrow (int col, int row) 2991rxvt_term::selection_start_colrow (int col, int row) noexcept
3113{ 2992{
3114 want_refresh = 1; 2993 want_refresh = 1;
2994
2995 selection.mark.row = row + view_start;
3115 selection.mark.col = col; 2996 selection.mark.col = col;
3116 selection.mark.row = row - TermWin.view_start;
3117 2997
3118 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2998 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3119 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2999 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3120 MAX_IT (selection.mark.col, 0);
3121 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3122 3000
3123 while (selection.mark.col > 0 3001 while (selection.mark.col > 0
3124 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3002 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3125 --selection.mark.col; 3003 --selection.mark.col;
3126 3004
3127 if (selection.op) 3005 if (selection.op)
3006 {
3128 { /* clear the old selection */ 3007 /* clear the old selection */
3129 selection.beg.row = selection.end.row = selection.mark.row; 3008 selection.beg.row = selection.end.row = selection.mark.row;
3130 selection.beg.col = selection.end.col = selection.mark.col; 3009 selection.beg.col = selection.end.col = selection.mark.col;
3131 } 3010 }
3132 3011
3133 selection.op = SELECTION_INIT; 3012 selection.op = SELECTION_INIT;
… …
3139 * Word select: select text for 2 clicks 3018 * Word select: select text for 2 clicks
3140 * We now only find out the boundary in one direction 3019 * We now only find out the boundary in one direction
3141 */ 3020 */
3142 3021
3143/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3022/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3144#define DELIMIT_TEXT(x) \ 3023#define DELIMIT_TEXT(x) \
3145 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3024 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3146#define DELIMIT_REND(x) 1 3025#define DELIMIT_REND(x) 1
3147 3026
3148void 3027void ecb_cold
3149rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3028rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
3150{ 3029{
3151 int col, row, dirnadd, tcol, trow, w1, w2; 3030 int col, row, dirnadd, tcol, trow, w1, w2;
3152 row_col_t bound; 3031 row_col_t bound;
3153 text_t *stp; 3032 text_t *stp;
3154 rend_t *srp; 3033 rend_t *srp;
3155 3034
3156 if (dirn == UP) 3035 if (dirn == UP)
3157 { 3036 {
3158 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3037 bound.row = top_row - 1;
3159 bound.col = 0; 3038 bound.col = 0;
3160 dirnadd = -1; 3039 dirnadd = -1;
3161 } 3040 }
3162 else 3041 else
3163 { 3042 {
3164 bound.row = TermWin.saveLines + TermWin.nrow; 3043 bound.row = nrow;
3165 bound.col = TermWin.ncol - 1; 3044 bound.col = ncol - 1;
3166 dirnadd = 1; 3045 dirnadd = 1;
3167 } 3046 }
3168 3047
3169 row = mark->row + TermWin.saveLines; 3048 row = mark->row;
3170 col = mark->col; 3049 col = max (mark->col, 0);
3171 MAX_IT (col, 0); 3050
3172 /* find the edge of a word */ 3051 /* find the edge of a word */
3173 stp = &screen.text[row][col]; 3052 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3174 w1 = DELIMIT_TEXT (*stp); 3053 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3175
3176 srp = &screen.rend[row][col];
3177 w2 = DELIMIT_REND (*srp);
3178 3054
3179 for (;;) 3055 for (;;)
3180 { 3056 {
3181 for (; col != bound.col; col += dirnadd) 3057 for (; col != bound.col; col += dirnadd)
3182 { 3058 {
… …
3192 break; 3068 break;
3193 } 3069 }
3194 3070
3195 if ((col == bound.col) && (row != bound.row)) 3071 if ((col == bound.col) && (row != bound.row))
3196 { 3072 {
3197 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3073 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3198 { 3074 {
3199 trow = row + dirnadd; 3075 trow = row + dirnadd;
3200 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3076 tcol = dirn == UP ? ncol - 1 : 0;
3201 3077
3202 if (screen.text[trow] == NULL) 3078 if (!ROW(trow).t)
3203 break; 3079 break;
3204 3080
3205 stp = & (screen.text[trow][tcol]); 3081 stp = ROW(trow).t + tcol;
3206 srp = & (screen.rend[trow][tcol]); 3082 srp = ROW(trow).r + tcol;
3207 3083
3208 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3084 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3209 break; 3085 break;
3210 3086
3211 row = trow; 3087 row = trow;
… …
3214 } 3090 }
3215 } 3091 }
3216 break; 3092 break;
3217 } 3093 }
3218 3094
3219Old_Word_Selection_You_Die:
3220 if (dirn == DN) 3095 if (dirn == DN)
3221 col++; /* put us on one past the end */ 3096 col++; /* put us on one past the end */
3222 3097
3223 /* Poke the values back in */ 3098 /* Poke the values back in */
3224 ret->row = row - TermWin.saveLines; 3099 ret->row = row;
3225 ret->col = col; 3100 ret->col = col;
3226} 3101}
3227 3102
3228/* ------------------------------------------------------------------------- */ 3103/* ------------------------------------------------------------------------- */
3229/* 3104/*
… …
3231 * EXT: button 3 press; button 1 or 3 drag 3106 * EXT: button 3 press; button 1 or 3 drag
3232 * flag == 0 ==> button 1 3107 * flag == 0 ==> button 1
3233 * flag == 1 ==> button 3 press 3108 * flag == 1 ==> button 3 press
3234 * flag == 2 ==> button 3 motion 3109 * flag == 2 ==> button 3 motion
3235 */ 3110 */
3236void 3111void ecb_cold
3237rxvt_term::selection_extend (int x, int y, int flag) 3112rxvt_term::selection_extend (int x, int y, int flag) noexcept
3238{ 3113{
3239 int col, row; 3114 int col = clamp (Pixel2Col (x), 0, ncol);
3240 3115 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3241 col = Pixel2Col (x);
3242 row = Pixel2Row (y);
3243 MAX_IT (row, 0);
3244 MIN_IT (row, (int)TermWin.nrow - 1);
3245 MAX_IT (col, 0);
3246 MIN_IT (col, (int)TermWin.ncol);
3247 3116
3248 /* 3117 /*
3249 * If we're selecting characters (single click) then we must check first 3118 * If we're selecting characters (single click) then we must check first
3250 * if we are at the same place as the original mark. If we are then 3119 * if we are at the same place as the original mark. If we are then
3251 * select nothing. Otherwise, if we're to the right of the mark, you have to 3120 * select nothing. Otherwise, if we're to the right of the mark, you have to
3252 * be _past_ a character for it to be selected. 3121 * be _past_ a character for it to be selected.
3253 */ 3122 */
3254 if (((selection.clicks % 3) == 1) && !flag 3123 if (((selection.clicks % 3) == 1) && !flag
3255 && (col == selection.mark.col 3124 && (col == selection.mark.col
3256 && (row == selection.mark.row + TermWin.view_start))) 3125 && (row == selection.mark.row - view_start)))
3257 { 3126 {
3258 /* select nothing */ 3127 /* select nothing */
3259 selection.beg.row = selection.end.row = 0; 3128 selection.beg.row = selection.end.row = 0;
3260 selection.beg.col = selection.end.col = 0; 3129 selection.beg.col = selection.end.col = 0;
3261 selection.clicks = 4; 3130 selection.clicks = 4;
… …
3273 3142
3274/* ------------------------------------------------------------------------- */ 3143/* ------------------------------------------------------------------------- */
3275/* 3144/*
3276 * Extend the selection to the specified col/row 3145 * Extend the selection to the specified col/row
3277 */ 3146 */
3278void 3147void ecb_cold
3279rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3148rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3280{ 3149{
3281 int16_t ncol = TermWin.ncol;
3282 int end_col;
3283 row_col_t pos; 3150 row_col_t pos;
3284 enum { 3151 enum {
3285 LEFT, RIGHT 3152 LEFT, RIGHT
3286 } closeto = RIGHT; 3153 } closeto = RIGHT;
3287
3288 want_refresh = 1;
3289 3154
3290 switch (selection.op) 3155 switch (selection.op)
3291 { 3156 {
3292 case SELECTION_INIT: 3157 case SELECTION_INIT:
3293 CLEAR_SELECTION (); 3158 CLEAR_SELECTION ();
… …
3318 selection.beg.col = selection.end.col = selection.mark.col; 3183 selection.beg.col = selection.end.col = selection.mark.col;
3319 selection.beg.row = selection.end.row = selection.mark.row; 3184 selection.beg.row = selection.end.row = selection.mark.row;
3320 } 3185 }
3321 3186
3322 pos.col = col; 3187 pos.col = col;
3323 pos.row = row; 3188 pos.row = view_start + row;
3324
3325 pos.row -= TermWin.view_start; /* adjust for scroll */
3326 3189
3327 /* 3190 /*
3328 * This is mainly xterm style selection with a couple of differences, mainly 3191 * This is mainly xterm style selection with a couple of differences, mainly
3329 * in the way button3 drag extension works. 3192 * in the way button3 drag extension works.
3330 * We're either doing: button1 drag; button3 press; or button3 drag 3193 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3336 * a point/word/line which is either the start or end of the selection 3199 * a point/word/line which is either the start or end of the selection
3337 * and it was decided by whichever point/word/line was `fixed' at the 3200 * and it was decided by whichever point/word/line was `fixed' at the
3338 * time of the most recent button3 press 3201 * time of the most recent button3 press
3339 */ 3202 */
3340 if (button3 && buttonpress) 3203 if (button3 && buttonpress)
3204 {
3341 { /* button3 press */ 3205 /* button3 press */
3342 /* 3206 /*
3343 * first determine which edge of the selection we are closest to 3207 * first determine which edge of the selection we are closest to
3344 */ 3208 */
3345 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3209 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3346 || (!ROWCOL_IS_AFTER (pos, selection.end) 3210 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3364 selection.mark.row = selection.beg.row; 3228 selection.mark.row = selection.beg.row;
3365 selection.mark.col = selection.beg.col; 3229 selection.mark.col = selection.beg.col;
3366 } 3230 }
3367 } 3231 }
3368 else 3232 else
3233 {
3369 { /* button1 drag or button3 drag */ 3234 /* button1 drag or button3 drag */
3370 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3235 if (ROWCOL_IS_AFTER (selection.mark, pos))
3371 { 3236 {
3372 if (selection.mark.row == selection.end.row 3237 if (selection.mark.row == selection.end.row
3373 && selection.mark.col == selection.end.col 3238 && selection.mark.col == selection.end.col
3374 && clickchange 3239 && clickchange
… …
3389 } 3254 }
3390 } 3255 }
3391 3256
3392 if (selection.clicks == 1) 3257 if (selection.clicks == 1)
3393 { 3258 {
3394 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3259 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3395 3260 && !ROW(selection.beg.row).is_longer ()
3396 if (selection.beg.col > end_col 3261#if !ENABLE_MINIMAL
3397 && end_col != -1
3398#if ENABLE_FRILLS
3399 && !selection.rect 3262 && !selection.rect
3400#endif 3263#endif
3401 ) 3264 )
3402 selection.beg.col = ncol; 3265 selection.beg.col = ncol;
3403 3266
3404 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3405
3406 if ( 3267 if (
3407 selection.end.col > end_col 3268 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3408 && end_col != -1 3269 && !ROW(selection.end.row).is_longer ()
3409#if ENABLE_FRILLS 3270#if !ENABLE_MINIMAL
3410 && !selection.rect 3271 && !selection.rect
3411#endif 3272#endif
3412 ) 3273 )
3413 selection.end.col = ncol; 3274 selection.end.col = ncol;
3414 } 3275 }
… …
3421 selection_delimit_word (DN, &selection.end, &selection.end); 3282 selection_delimit_word (DN, &selection.end, &selection.end);
3422 } 3283 }
3423 else if (selection.clicks == 3) 3284 else if (selection.clicks == 3)
3424 { 3285 {
3425#if ENABLE_FRILLS 3286#if ENABLE_FRILLS
3426 if (options & Opt_tripleclickwords) 3287 if (option (Opt_tripleclickwords))
3427 { 3288 {
3428 int end_row;
3429
3430 selection_delimit_word (UP, &selection.beg, &selection.beg); 3289 selection_delimit_word (UP, &selection.beg, &selection.beg);
3431 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3432 3290
3433 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3291 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3434 { 3292 {
3435 end_col = screen.tlen[end_row + TermWin.saveLines]; 3293 if (!ROW(end_row).is_longer ())
3436
3437 if (end_col != -1)
3438 { 3294 {
3439 selection.end.row = end_row; 3295 selection.end.row = end_row;
3440 selection.end.col = end_col; 3296 selection.end.col = ROW(end_row).l;
3297# if !ENABLE_MINIMAL
3441 selection_remove_trailing_spaces (); 3298 selection_remove_trailing_spaces ();
3299# endif
3442 break; 3300 break;
3443 } 3301 }
3444 } 3302 }
3445 } 3303 }
3446 else 3304 else
… …
3451 3309
3452 selection.beg.col = 0; 3310 selection.beg.col = 0;
3453 selection.end.col = ncol; 3311 selection.end.col = ncol;
3454 3312
3455 // select a complete logical line 3313 // select a complete logical line
3456 while (selection.beg.row > -TermWin.saveLines 3314 while (selection.beg.row > -saveLines
3457 && screen.tlen[selection.beg.row - 1 + TermWin.saveLines] == -1) 3315 && ROW(selection.beg.row - 1).is_longer ())
3458 selection.beg.row--; 3316 selection.beg.row--;
3459 3317
3460 while (selection.end.row < TermWin.nrow 3318 while (selection.end.row < nrow
3461 && screen.tlen[selection.end.row + TermWin.saveLines] == -1) 3319 && ROW(selection.end.row).is_longer ())
3462 selection.end.row++; 3320 selection.end.row++;
3463 } 3321 }
3464 } 3322 }
3465 3323
3466 if (button3 && buttonpress) 3324 if (button3 && buttonpress)
3325 {
3467 { /* mark may need to be changed */ 3326 /* mark may need to be changed */
3468 if (closeto == LEFT) 3327 if (closeto == LEFT)
3469 { 3328 {
3470 selection.mark.row = selection.end.row; 3329 selection.mark.row = selection.end.row;
3471 selection.mark.col = selection.end.col - (selection.clicks == 2); 3330 selection.mark.col = selection.end.col - (selection.clicks == 2);
3472 } 3331 }
… …
3475 selection.mark.row = selection.beg.row; 3334 selection.mark.row = selection.beg.row;
3476 selection.mark.col = selection.beg.col; 3335 selection.mark.col = selection.beg.col;
3477 } 3336 }
3478 } 3337 }
3479 3338
3480#if ENABLE_FRILLS 3339#if !ENABLE_MINIMAL
3481 if (selection.rect && selection.beg.col > selection.end.col) 3340 if (selection.rect && selection.beg.col > selection.end.col)
3482 SWAP_IT (selection.beg.col, selection.end.col, int); 3341 ::swap (selection.beg.col, selection.end.col);
3483#endif 3342#endif
3484}
3485 3343
3486#if ENABLE_FRILLS 3344 selection_changed ();
3487void 3345}
3346
3347#if !ENABLE_MINIMAL
3348void ecb_cold
3488rxvt_term::selection_remove_trailing_spaces () 3349rxvt_term::selection_remove_trailing_spaces () noexcept
3489{ 3350{
3490 int32_t end_col, end_row; 3351 int32_t end_col, end_row;
3491 text_t *stp; 3352 text_t *stp;
3492 3353
3493 end_col = selection.end.col; 3354 end_col = selection.end.col;
3494 end_row = selection.end.row; 3355 end_row = selection.end.row;
3495 3356
3496 for ( ; end_row >= selection.beg.row; ) 3357 for (; end_row >= selection.beg.row; )
3497 { 3358 {
3498 stp = screen.text[end_row + TermWin.saveLines]; 3359 stp = ROW(end_row).t;
3499 3360
3500 while (--end_col >= 0) 3361 while (--end_col >= 0)
3501 { 3362 {
3502 if (stp[end_col] != ' ' 3363 if (stp[end_col] != NOCHAR
3503 && stp[end_col] != '\t' 3364 && !unicode::is_space (stp[end_col]))
3504 && stp[end_col] != NOCHAR)
3505 break; 3365 break;
3506 } 3366 }
3507 3367
3508 if (end_col >= 0 3368 if (end_col >= 0
3509 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3369 || !ROW(end_row - 1).is_longer ())
3510 { 3370 {
3511 selection.end.col = end_col + 1; 3371 selection.end.col = end_col + 1;
3512 selection.end.row = end_row; 3372 selection.end.row = end_row;
3513 break; 3373 break;
3514 } 3374 }
3515 3375
3516 end_row--; 3376 end_row--;
3517 end_col = TermWin.ncol; 3377 end_col = ncol;
3518 } 3378 }
3519 3379
3520 if (selection.mark.row > selection.end.row) 3380 if (selection.mark.row > selection.end.row)
3521 { 3381 {
3522 selection.mark.row = selection.end.row; 3382 selection.mark.row = selection.end.row;
… …
3531/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3532/* 3392/*
3533 * Double click on button 3 when already selected 3393 * Double click on button 3 when already selected
3534 * EXT: button 3 double click 3394 * EXT: button 3 double click
3535 */ 3395 */
3536void 3396void ecb_cold
3537rxvt_term::selection_rotate (int x, int y) 3397rxvt_term::selection_rotate (int x, int y) noexcept
3538{ 3398{
3539 selection.clicks = selection.clicks % 3 + 1; 3399 selection.clicks = selection.clicks % 3 + 1;
3540 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3400 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3541} 3401}
3542 3402
3543/* ------------------------------------------------------------------------- */ 3403/* ------------------------------------------------------------------------- */
3544/* 3404/*
3545 * Respond to a request for our current selection 3405 * Respond to a request for our current selection
3546 * EXT: SelectionRequest 3406 * EXT: SelectionRequest
3547 */ 3407 */
3548void 3408void ecb_cold
3549rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3409rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3550{ 3410{
3411 Atom property = rq.property == None ? rq.target : rq.property;
3551 XSelectionEvent ev; 3412 XSelectionEvent ev;
3552 dDisp;
3553 3413
3554 ev.type = SelectionNotify; 3414 ev.type = SelectionNotify;
3555 ev.property = None; 3415 ev.property = None;
3556 ev.display = rq.display; 3416 ev.display = rq.display;
3557 ev.requestor = rq.requestor; 3417 ev.requestor = rq.requestor;
… …
3571 *target++ = xa[XA_COMPOUND_TEXT]; 3431 *target++ = xa[XA_COMPOUND_TEXT];
3572#if X_HAVE_UTF8_STRING 3432#if X_HAVE_UTF8_STRING
3573 *target++ = xa[XA_UTF8_STRING]; 3433 *target++ = xa[XA_UTF8_STRING];
3574#endif 3434#endif
3575 3435
3576 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3436 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3577 32, PropModeReplace, 3437 32, PropModeReplace,
3578 (unsigned char *)target_list, target - target_list); 3438 (unsigned char *)target_list, target - target_list);
3579 ev.property = rq.property; 3439 ev.property = property;
3580 } 3440 }
3581#if TODO // TODO 3441#if TODO // TODO
3582 else if (rq.target == xa[XA_MULTIPLE]) 3442 else if (rq.target == xa[XA_MULTIPLE])
3583 { 3443 {
3584 /* TODO: Handle MULTIPLE */ 3444 /* TODO: Handle MULTIPLE */
3585 } 3445 }
3586#endif 3446#endif
3587 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3447 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3588 { 3448 {
3589 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3449 XChangeProperty (dpy, rq.requestor, property, rq.target,
3590 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3450 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3591 ev.property = rq.property; 3451 ev.property = property;
3452 }
3453 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3454 {
3455 XChangeProperty (dpy, rq.requestor, property, rq.target,
3456 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3457 ev.property = property;
3592 } 3458 }
3593 else if (rq.target == XA_STRING 3459 else if (rq.target == XA_STRING
3594 || rq.target == xa[XA_TEXT] 3460 || rq.target == xa[XA_TEXT]
3595 || rq.target == xa[XA_COMPOUND_TEXT] 3461 || rq.target == xa[XA_COMPOUND_TEXT]
3596 || rq.target == xa[XA_UTF8_STRING] 3462 || rq.target == xa[XA_UTF8_STRING]
… …
3618 style = enc_string; 3484 style = enc_string;
3619 else if (target == xa[XA_TEXT]) 3485 else if (target == xa[XA_TEXT])
3620 style = enc_text; 3486 style = enc_text;
3621 else if (target == xa[XA_COMPOUND_TEXT]) 3487 else if (target == xa[XA_COMPOUND_TEXT])
3622 style = enc_compound_text; 3488 style = enc_compound_text;
3623#if ENABLE_FRILLS 3489#if !ENABLE_MINIMAL
3624 else if (target == xa[XA_UTF8_STRING]) 3490 else if (target == xa[XA_UTF8_STRING])
3625 style = enc_utf8; 3491 style = enc_utf8;
3626#endif 3492#endif
3627 else 3493 else
3628 { 3494 {
3629 target = xa[XA_COMPOUND_TEXT]; 3495 target = xa[XA_COMPOUND_TEXT];
3630 style = enc_compound_text; 3496 style = enc_compound_text;
3631 } 3497 }
3632 3498
3633 if (selection.text) 3499 if (rq.selection == XA_PRIMARY && selection.text)
3634 { 3500 {
3635 cl = selection.text; 3501 cl = selection.text;
3636 selectlen = selection.len; 3502 selectlen = selection.len;
3637 } 3503 }
3504 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3505 {
3506 cl = selection.clip_text;
3507 selectlen = selection.clip_len;
3508 }
3638 else 3509 else
3639 { 3510 {
3640 cl = L""; 3511 cl = (wchar_t *)L"";
3641 selectlen = 0; 3512 selectlen = 0;
3642 } 3513 }
3643 3514
3644#if ENABLE_FRILLS 3515#if !ENABLE_MINIMAL
3645 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3516 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3646 // so recode it manually 3517 // so recode it manually
3647 if (style == enc_utf8) 3518 if (style == enc_utf8)
3648 { 3519 {
3649 freect = 1; 3520 freect = 1;
… …
3652 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3523 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3653 ct.nitems = strlen ((char *)ct.value); 3524 ct.nitems = strlen ((char *)ct.value);
3654 } 3525 }
3655 else 3526 else
3656#endif 3527#endif
3657 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3528 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3658 freect = 1; 3529 freect = 1;
3659 else 3530 else
3660 { 3531 {
3661 /* if we failed to convert then send it raw */ 3532 /* if we failed to convert then send it raw */
3662 ct.value = (unsigned char *)cl; 3533 ct.value = (unsigned char *)cl;
3663 ct.nitems = selectlen; 3534 ct.nitems = selectlen;
3664 ct.encoding = target; 3535 ct.encoding = target;
3665 } 3536 }
3666 3537
3667 XChangeProperty (disp, rq.requestor, rq.property, 3538 XChangeProperty (dpy, rq.requestor, property,
3668 ct.encoding, 8, PropModeReplace, 3539 ct.encoding, 8, PropModeReplace,
3669 ct.value, (int)ct.nitems); 3540 ct.value, (int)ct.nitems);
3670 ev.property = rq.property; 3541 ev.property = property;
3671 3542
3672 if (freect) 3543 if (freect)
3673 XFree (ct.value); 3544 XFree (ct.value);
3674 } 3545 }
3675 3546
3676 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3547 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3677} 3548}
3678 3549
3679/* ------------------------------------------------------------------------- * 3550/* ------------------------------------------------------------------------- */
3680 * MOUSE ROUTINES *
3681 * ------------------------------------------------------------------------- */
3682
3683/*
3684 * return col/row values corresponding to x/y pixel values
3685 */
3686void
3687rxvt_term::pixel_position (int *x, int *y)
3688{
3689 *x = Pixel2Col (*x);
3690 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3691 *y = Pixel2Row (*y);
3692 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3693}
3694
3695/* ------------------------------------------------------------------------- */
3696#ifdef USE_XIM 3551#if USE_XIM
3697void 3552void ecb_cold
3698rxvt_term::im_set_position (XPoint &pos) 3553rxvt_term::im_set_position (XPoint &pos) noexcept
3699{ 3554{
3700 XWindowAttributes xwa; 3555 XWindowAttributes xwa;
3701 3556
3702 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3557 XGetWindowAttributes (dpy, vt, &xwa);
3703 3558
3704 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3559 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3705 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3560 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3706} 3561}
3707#endif 3562#endif
3708 3563
3709#if ENABLE_OVERLAY 3564#if ENABLE_OVERLAY
3710void 3565void
3711rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3566rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3712{ 3567{
3713 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3568 if (nrow < 1 || ncol < 1)
3714 return; 3569 return;
3715 3570
3716 want_refresh = 1; 3571 want_refresh = 1;
3717 3572
3718 scr_overlay_off (); 3573 scr_overlay_off ();
3719 3574
3720 if (x < 0) x = TermWin.ncol - w; 3575 if (x < 0) x = ncol - w;
3721 if (y < 0) y = TermWin.nrow - h; 3576 if (y < 0) y = nrow - h;
3722 3577
3723 // make space for border 3578 // make space for border
3724 w += 2; MIN_IT (w, TermWin.ncol); 3579 w += 2; min_it (w, ncol);
3725 h += 2; MIN_IT (h, TermWin.nrow); 3580 h += 2; min_it (h, nrow);
3726 3581
3727 x -= 1; MAX_IT (x, 0); 3582 x -= 1; clamp_it (x, 0, ncol - w);
3728 y -= 1; MAX_IT (y, 0); 3583 y -= 1; clamp_it (y, 0, nrow - h);
3729 3584
3730 MIN_IT (x, TermWin.ncol - w);
3731 MIN_IT (y, TermWin.nrow - h);
3732
3733 ov_x = x; ov_y = y; 3585 ov.x = x; ov.y = y;
3734 ov_w = w; ov_h = h; 3586 ov.w = w; ov.h = h;
3735 3587
3736 ov_text = new text_t *[h]; 3588 ov.text = new text_t *[h];
3737 ov_rend = new rend_t *[h]; 3589 ov.rend = new rend_t *[h];
3738 3590
3739 for (y = 0; y < h; y++) 3591 for (y = 0; y < h; y++)
3740 { 3592 {
3741 text_t *tp = ov_text[y] = new text_t[w]; 3593 text_t *tp = ov.text[y] = new text_t[w];
3742 rend_t *rp = ov_rend[y] = new rend_t[w]; 3594 rend_t *rp = ov.rend[y] = new rend_t[w];
3743 3595
3744 text_t t0, t1, t2; 3596 text_t t0, t1, t2;
3745 rend_t r = OVERLAY_RSTYLE; 3597 rend_t r = OVERLAY_RSTYLE;
3746 3598
3747 if (y == 0) 3599 if (y == 0)
… …
3764 *rp = r; 3616 *rp = r;
3765 } 3617 }
3766} 3618}
3767 3619
3768void 3620void
3769rxvt_term::scr_overlay_off () 3621rxvt_term::scr_overlay_off () noexcept
3770{ 3622{
3771 if (!ov_text) 3623 if (!ov.text)
3772 return; 3624 return;
3773 3625
3774 want_refresh = 1; 3626 want_refresh = 1;
3775 3627
3776 for (int y = 0; y < ov_h; y++) 3628 for (int y = 0; y < ov.h; y++)
3777 { 3629 {
3778 delete [] ov_text[y]; 3630 delete [] ov.text[y];
3779 delete [] ov_rend[y]; 3631 delete [] ov.rend[y];
3780 } 3632 }
3781 3633
3782 delete [] ov_text; ov_text = 0; 3634 delete [] ov.text; ov.text = 0;
3783 delete [] ov_rend; ov_rend = 0; 3635 delete [] ov.rend; ov.rend = 0;
3784} 3636}
3785 3637
3786void 3638void
3787rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3639rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3788{ 3640{
3789 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3641 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3790 return; 3642 return;
3791 3643
3792 x++, y++; 3644 x++, y++;
3793 3645
3794 ov_text[y][x] = text; 3646 ov.text[y][x] = text;
3795 ov_rend[y][x] = rend; 3647 ov.rend[y][x] = rend;
3796} 3648}
3797 3649
3798void 3650void
3799rxvt_term::scr_overlay_set (int x, int y, const char *s) 3651rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3800{ 3652{
3801 while (*s) 3653 while (*s)
3802 scr_overlay_set (x++, y, *s++); 3654 scr_overlay_set (x++, y, *s++);
3803} 3655}
3804 3656
3805void 3657void
3658rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3659{
3660 while (*s)
3661 {
3662 text_t t = *s++;
3663 int width = WCWIDTH (t);
3664
3665 while (width--)
3666 {
3667 scr_overlay_set (x++, y, t);
3668 t = NOCHAR;
3669 }
3670 }
3671}
3672
3673void
3806rxvt_term::scr_swap_overlay () 3674rxvt_term::scr_swap_overlay () noexcept
3807{ 3675{
3808 if (!ov_text) 3676 if (!ov.text)
3809 return; 3677 return;
3810 3678
3811 int row_offset = ov_y + TermWin.saveLines - TermWin.view_start; 3679 // hide cursor if it is within the overlay area
3680 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3681 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3682 screen.flags &= ~Screen_VisibleCursor;
3812 3683
3813 // swap screen mem with overlay 3684 // swap screen mem with overlay
3814 for (int y = ov_h; y--; ) 3685 for (int y = ov.h; y--; )
3815 { 3686 {
3816 text_t *t1 = ov_text[y]; 3687 text_t *t1 = ov.text[y];
3817 rend_t *r1 = ov_rend[y]; 3688 rend_t *r1 = ov.rend[y];
3818 3689
3819 text_t *t2 = screen.text[y + row_offset] + ov_x; 3690 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3820 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3691 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3821 3692
3822 for (int x = ov_w; x--; ) 3693 for (int x = ov.w; x--; )
3823 { 3694 {
3824 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3695 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3825 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3696 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3826 } 3697 }
3827 } 3698 }
3828} 3699}
3829 3700
3830#endif 3701#endif
3831/* ------------------------------------------------------------------------- */ 3702/* ------------------------------------------------------------------------- */
3703

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines