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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.458 by sf-exg, Sat Jul 15 08:16:22 2017 UTC vs.
Revision 1.471 by root, Mon Aug 8 10:31:51 2022 UTC

… …
95 * SCREEN `COMMON' ROUTINES * 95 * SCREEN `COMMON' ROUTINES *
96 * ------------------------------------------------------------------------- */ 96 * ------------------------------------------------------------------------- */
97 97
98/* Fill part/all of a line with blanks. */ 98/* Fill part/all of a line with blanks. */
99void 99void
100rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 100rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept
101{ 101{
102 if (!l.valid ()) 102 if (!l.valid ())
103 { 103 {
104 l.alloc (); 104 l.alloc ();
105 col = 0; 105 col = 0;
… …
107 } 107 }
108 108
109 l.touch (); 109 l.touch ();
110 110
111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles 111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
112 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 112 efs = SET_FONT (efs, FONTSET (efs)->find_space_font ());
113 113
114 text_t *et = l.t + col; 114 text_t *et = l.t + col;
115 rend_t *er = l.r + col; 115 rend_t *er = l.r + col;
116 116
117 while (width--) 117 while (width--)
… …
122} 122}
123 123
124/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
125/* 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 */
126void 126void
127rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW 127rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept
128{ 128{
129 scr_blank_line (l, 0, ncol, efs); 129 scr_blank_line (l, 0, ncol, efs);
130 130
131 l.l = 0; 131 l.l = 0;
132 l.f = 0; 132 l.f = 0;
133} 133}
134 134
135// nuke a single wide character at the given column 135// nuke a single wide character at the given column
136void 136void
137rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW 137rxvt_term::scr_kill_char (line_t &l, int col) const noexcept
138{ 138{
139 // find begin 139 // find begin
140 while (col > 0 && l.t[col] == NOCHAR) 140 while (col > 0 && l.t[col] == NOCHAR)
141 col--; 141 col--;
142 142
143 rend_t rend = l.r[col] & ~RS_baseattrMask; 143 rend_t rend = l.r[col] & ~RS_baseattrMask;
144 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 144 rend = SET_FONT (rend, FONTSET (rend)->find_space_font ());
145 145
146 l.touch (); 146 l.touch ();
147 147
148 // found start, nuke 148 // found start, nuke
149 do { 149 do {
… …
166/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
167 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
168 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
169 169
170void 170void
171rxvt_term::scr_alloc () NOTHROW 171rxvt_term::scr_alloc () noexcept
172{ 172{
173 int tsize = sizeof (text_t) * ncol; 173 int tsize = sizeof (text_t) * ncol;
174 int rsize = sizeof (rend_t) * ncol; 174 int rsize = sizeof (rend_t) * ncol;
175 175
176 // we assume that rend_t size is a sufficient alignment 176 // we assume that rend_t size is a sufficient alignment
… …
291 * add or delete rows as appropriate 291 * add or delete rows as appropriate
292 */ 292 */
293 293
294 int common_col = min (prev_ncol, ncol); 294 int common_col = min (prev_ncol, ncol);
295 295
296 // resize swap_buf, blank drawn_buf
296 for (int row = min (nrow, prev_nrow); row--; ) 297 for (int row = min (nrow, prev_nrow); row--; )
297 { 298 {
298 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); 299 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
299 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col); 300 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
300 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col); 301 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
… …
304 305
305 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 306 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
306 int pend = MOD (term_start + top_row , prev_total_rows); 307 int pend = MOD (term_start + top_row , prev_total_rows);
307 int q = total_rows; // rewrapped row 308 int q = total_rows; // rewrapped row
308 309
309 if (top_row) 310#if ENABLE_FRILLS
311 if ((rewrap_always || top_row) && !rewrap_never)
310 { 312 {
311 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 313 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
312 // to come up with a lean and mean algorithm. 314 // to come up with a lean and mean algorithm.
313 // TODO: maybe optimise when width didn't change 315 // TODO: maybe optimise when width didn't change
314 316
… …
385 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0; 387 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
386 qline->is_longer (0); 388 qline->is_longer (0);
387 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 389 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
388 } 390 }
389 while (p != pend && q > 0); 391 while (p != pend && q > 0);
390
391 term_start = total_rows - nrow;
392 top_row = q - term_start;
393
394 // make sure all terminal lines exist
395 while (top_row > 0)
396 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
397 } 392 }
398 else 393 else
394#endif
395 {
396 // wing, instead of wrap
397 screen.cur.row += nrow - prev_nrow;
398
399 { 399 do
400 // if no scrollback exists (yet), wing, instead of wrap
401
402 for (int row = min (nrow, prev_nrow); row--; )
403 { 400 {
404 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)]; 401 p = MOD (p - 1, prev_total_rows);
405 line_t &dst = row_buf [row]; 402 q--;
406 403
407 copy_line (dst, src); 404 copy_line (row_buf [q], prev_row_buf [p]);
408 } 405 }
406 while (p != pend && q > 0);
409 407
410 for (int row = prev_nrow; row < nrow; row++) 408 }
409
410 term_start = total_rows - nrow;
411 top_row = q - term_start;
412
413 // make sure all terminal lines exist
414 while (top_row > 0)
411 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 415 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
412
413 term_start = 0;
414 }
415 416
416 clamp_it (screen.cur.row, 0, nrow - 1); 417 clamp_it (screen.cur.row, 0, nrow - 1);
417 clamp_it (screen.cur.col, 0, ncol - 1); 418 clamp_it (screen.cur.col, 0, ncol - 1);
418 } 419 }
419 420
421 // ensure drawn_buf, swap_buf and terminal rows are all initialized
420 for (int row = nrow; row--; ) 422 for (int row = nrow; row--; )
421 { 423 {
422 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); 424 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
423 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 425 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
424 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); 426 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
… …
441 443
442 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 444 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
443} 445}
444 446
445void ecb_cold 447void ecb_cold
446rxvt_term::scr_release () NOTHROW 448rxvt_term::scr_release () noexcept
447{ 449{
448 chunk_free (chunk, chunk_size); 450 chunk_free (chunk, chunk_size);
449 chunk = 0; 451 chunk = 0;
450 row_buf = 0; 452 row_buf = 0;
451 453
… …
470 scr_clear (true); 472 scr_clear (true);
471 scr_refresh (); 473 scr_refresh ();
472} 474}
473 475
474void ecb_cold 476void ecb_cold
475rxvt_term::scr_soft_reset () NOTHROW 477rxvt_term::scr_soft_reset () noexcept
476{ 478{
477 /* only affects modes, nothing drastic such as clearing the screen */ 479 /* only affects modes, nothing drastic such as clearing the screen */
478#if ENABLE_OVERLAY 480#if ENABLE_OVERLAY
479 scr_overlay_off (); 481 scr_overlay_off ();
480#endif 482#endif
… …
494 * Save and Restore cursor 496 * Save and Restore cursor
495 * XTERM_SEQ: Save cursor : ESC 7 497 * XTERM_SEQ: Save cursor : ESC 7
496 * XTERM_SEQ: Restore cursor: ESC 8 498 * XTERM_SEQ: Restore cursor: ESC 8
497 */ 499 */
498void 500void
499rxvt_term::scr_cursor (cursor_mode mode) NOTHROW 501rxvt_term::scr_cursor (cursor_mode mode) noexcept
500{ 502{
501 screen_t *s; 503 screen_t *s;
502 504
503#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 505#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
504 if (current_screen == SECONDARY) 506 if (current_screen == SECONDARY)
… …
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} 539}
538 540
539void 541void
540rxvt_term::scr_swap_screen () NOTHROW 542rxvt_term::scr_swap_screen () noexcept
541{ 543{
542 if (!option (Opt_secondaryScreen)) 544 if (!option (Opt_secondaryScreen))
543 return; 545 return;
544 546
545 for (int i = prev_nrow; i--; ) 547 for (int i = prev_nrow; i--; )
… …
593 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 595 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
594} 596}
595 597
596// clear WrapNext indicator, solidifying position on next line 598// clear WrapNext indicator, solidifying position on next line
597void 599void
598rxvt_term::scr_do_wrap () NOTHROW 600rxvt_term::scr_do_wrap () noexcept
599{ 601{
600 if (!(screen.flags & Screen_WrapNext)) 602 if (!(screen.flags & Screen_WrapNext))
601 return; 603 return;
602 604
603 screen.flags &= ~Screen_WrapNext; 605 screen.flags &= ~Screen_WrapNext;
… …
613/* ------------------------------------------------------------------------- */ 615/* ------------------------------------------------------------------------- */
614/* 616/*
615 * Change the colour for following text 617 * Change the colour for following text
616 */ 618 */
617void 619void
618rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW 620rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
619{ 621{
620 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24)) 622 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
621 color = fgbg; 623 color = fgbg;
622 624
623 if (fgbg == Color_fg) 625 if (fgbg == Color_fg)
… …
629/* ------------------------------------------------------------------------- */ 631/* ------------------------------------------------------------------------- */
630/* 632/*
631 * Change the rendition style for following text 633 * Change the rendition style for following text
632 */ 634 */
633void 635void
634rxvt_term::scr_rendition (int set, int style) NOTHROW 636rxvt_term::scr_rendition (int set, int style) noexcept
635{ 637{
636 if (set) 638 if (set)
637 rstyle |= style; 639 rstyle |= style;
638 else if (style == ~RS_None) 640 else if (style == ~RS_None)
639 rstyle = DEFAULT_RSTYLE; 641 rstyle = DEFAULT_RSTYLE;
… …
646 * Scroll text between <row1> and <row2> inclusive, by <count> lines 648 * Scroll text between <row1> and <row2> inclusive, by <count> lines
647 * count positive ==> scroll up 649 * count positive ==> scroll up
648 * count negative ==> scroll down 650 * count negative ==> scroll down
649 */ 651 */
650int ecb_hot 652int ecb_hot
651rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 653rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
652{ 654{
653 if (count == 0 || (row1 > row2)) 655 if (count == 0 || (row1 > row2))
654 return 0; 656 return 0;
655 657
656 want_refresh = 1; 658 want_refresh = 1;
… …
790/* ------------------------------------------------------------------------- */ 792/* ------------------------------------------------------------------------- */
791/* 793/*
792 * Add text given in <str> of length <len> to screen struct 794 * Add text given in <str> of length <len> to screen struct
793 */ 795 */
794void ecb_hot 796void ecb_hot
795rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 797rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
796{ 798{
797 if (len <= 0) /* sanity */ 799 if (len <= 0) /* sanity */
798 return; 800 return;
799 801
800 bool checksel; 802 bool checksel;
… …
1046/* 1048/*
1047 * 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
1048 * XTERM_SEQ: CTRL-H 1050 * XTERM_SEQ: CTRL-H
1049 */ 1051 */
1050void 1052void
1051rxvt_term::scr_backspace () NOTHROW 1053rxvt_term::scr_backspace () noexcept
1052{ 1054{
1053 if (screen.cur.col == 0) 1055 if (screen.cur.col == 0)
1054 { 1056 {
1055 if (screen.cur.row > 0) 1057 if (screen.cur.row > 0)
1056 { 1058 {
… …
1073 * Process Horizontal Tab 1075 * Process Horizontal Tab
1074 * count: +ve = forward; -ve = backwards 1076 * count: +ve = forward; -ve = backwards
1075 * XTERM_SEQ: CTRL-I 1077 * XTERM_SEQ: CTRL-I
1076 */ 1078 */
1077void 1079void
1078rxvt_term::scr_tab (int count, bool ht) NOTHROW 1080rxvt_term::scr_tab (int count, bool ht) noexcept
1079{ 1081{
1080 int i, x; 1082 int i, x;
1081 1083
1082 want_refresh = 1; 1084 want_refresh = 1;
1083 i = x = screen.cur.col; 1085 i = x = screen.cur.col;
… …
1150 * 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
1151 * in that row right. Clear left column. 1153 * in that row right. Clear left column.
1152 */ 1154 */
1153#if !ENABLE_MINIMAL 1155#if !ENABLE_MINIMAL
1154void ecb_cold 1156void ecb_cold
1155rxvt_term::scr_backindex () NOTHROW 1157rxvt_term::scr_backindex () noexcept
1156{ 1158{
1157 if (screen.cur.col > 0) 1159 if (screen.cur.col > 0)
1158 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1159 else 1161 else
1160 scr_insdel_chars (1, INSERT); 1162 scr_insdel_chars (1, INSERT);
… …
1167 * 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
1168 * in that row left. Clear right column. 1170 * in that row left. Clear right column.
1169 */ 1171 */
1170#if !ENABLE_MINIMAL 1172#if !ENABLE_MINIMAL
1171void ecb_cold 1173void ecb_cold
1172rxvt_term::scr_forwardindex () NOTHROW 1174rxvt_term::scr_forwardindex () noexcept
1173{ 1175{
1174 if (screen.cur.col < ncol - 1) 1176 if (screen.cur.col < ncol - 1)
1175 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1177 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1176 else 1178 else
1177 { 1179 {
… …
1190/* ------------------------------------------------------------------------- */ 1192/* ------------------------------------------------------------------------- */
1191/* 1193/*
1192 * Goto Row/Column 1194 * Goto Row/Column
1193 */ 1195 */
1194void 1196void
1195rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW 1197rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1196{ 1198{
1197 want_refresh = 1; 1199 want_refresh = 1;
1198 ZERO_SCROLLBACK (); 1200 ZERO_SCROLLBACK ();
1199 1201
1200 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1202 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1239/* ------------------------------------------------------------------------- */ 1241/* ------------------------------------------------------------------------- */
1240/* 1242/*
1241 * direction should be UP or DN 1243 * direction should be UP or DN
1242 */ 1244 */
1243void 1245void
1244rxvt_term::scr_index (enum page_dirn direction) NOTHROW 1246rxvt_term::scr_index (enum page_dirn direction) noexcept
1245{ 1247{
1246 want_refresh = 1; 1248 want_refresh = 1;
1247 ZERO_SCROLLBACK (); 1249 ZERO_SCROLLBACK ();
1248 1250
1249 screen.flags &= ~Screen_WrapNext; 1251 screen.flags &= ~Screen_WrapNext;
… …
1265 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1267 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1266 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1268 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1267 * extension: clear to right unless wrapped: ESC [ 3 K 1269 * extension: clear to right unless wrapped: ESC [ 3 K
1268 */ 1270 */
1269void 1271void
1270rxvt_term::scr_erase_line (int mode) NOTHROW 1272rxvt_term::scr_erase_line (int mode) noexcept
1271{ 1273{
1272 unsigned int col, num; 1274 unsigned int col, num;
1273 1275
1274 want_refresh = 1; 1276 want_refresh = 1;
1275 ZERO_SCROLLBACK (); 1277 ZERO_SCROLLBACK ();
… …
1329 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1331 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1330 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1332 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1331 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1333 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1332 */ 1334 */
1333void 1335void
1334rxvt_term::scr_erase_screen (int mode) NOTHROW 1336rxvt_term::scr_erase_screen (int mode) noexcept
1335{ 1337{
1336 int num; 1338 int num;
1337 int32_t row; 1339 int32_t row;
1338 rend_t ren; 1340 rend_t ren;
1339 XGCValues gcvalue; 1341 XGCValues gcvalue;
… …
1409 } 1411 }
1410} 1412}
1411 1413
1412#if !ENABLE_MINIMAL 1414#if !ENABLE_MINIMAL
1413void 1415void
1414rxvt_term::scr_erase_savelines () NOTHROW 1416rxvt_term::scr_erase_savelines () noexcept
1415{ 1417{
1416 want_refresh = 1; 1418 want_refresh = 1;
1417 ZERO_SCROLLBACK (); 1419 ZERO_SCROLLBACK ();
1418 1420
1419 top_row = 0; 1421 top_row = 0;
… …
1424/* 1426/*
1425 * Fill the screen with `E's 1427 * Fill the screen with `E's
1426 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1428 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1427 */ 1429 */
1428void ecb_cold 1430void ecb_cold
1429rxvt_term::scr_E () NOTHROW 1431rxvt_term::scr_E () noexcept
1430{ 1432{
1431 rend_t fs; 1433 rend_t fs;
1432 1434
1433 want_refresh = 1; 1435 want_refresh = 1;
1434 ZERO_SCROLLBACK (); 1436 ZERO_SCROLLBACK ();
… …
1459/* ------------------------------------------------------------------------- */ 1461/* ------------------------------------------------------------------------- */
1460/* 1462/*
1461 * Insert/Delete <count> lines 1463 * Insert/Delete <count> lines
1462 */ 1464 */
1463void 1465void
1464rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW 1466rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1465{ 1467{
1466 int end; 1468 int end;
1467 1469
1468 ZERO_SCROLLBACK (); 1470 ZERO_SCROLLBACK ();
1469 1471
… …
1489/* ------------------------------------------------------------------------- */ 1491/* ------------------------------------------------------------------------- */
1490/* 1492/*
1491 * Insert/Delete <count> characters from the current position 1493 * Insert/Delete <count> characters from the current position
1492 */ 1494 */
1493void 1495void
1494rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1496rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1495{ 1497{
1496 want_refresh = 1; 1498 want_refresh = 1;
1497 ZERO_SCROLLBACK (); 1499 ZERO_SCROLLBACK ();
1498 1500
1499 if (count <= 0) 1501 if (count <= 0)
… …
1598/* 1600/*
1599 * Set the scrolling region 1601 * Set the scrolling region
1600 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1602 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1601 */ 1603 */
1602void ecb_cold 1604void ecb_cold
1603rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1605rxvt_term::scr_scroll_region (int top, int bot) noexcept
1604{ 1606{
1605 max_it (top, 0); 1607 max_it (top, 0);
1606 min_it (bot, nrow - 1); 1608 min_it (bot, nrow - 1);
1607 1609
1608 if (top > bot) 1610 if (top > bot)
… …
1618 * Make the cursor visible/invisible 1620 * Make the cursor visible/invisible
1619 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1621 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1620 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1622 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1621 */ 1623 */
1622void ecb_cold 1624void ecb_cold
1623rxvt_term::scr_cursor_visible (int mode) NOTHROW 1625rxvt_term::scr_cursor_visible (int mode) noexcept
1624{ 1626{
1625 want_refresh = 1; 1627 want_refresh = 1;
1626 1628
1627 if (mode) 1629 if (mode)
1628 screen.flags |= Screen_VisibleCursor; 1630 screen.flags |= Screen_VisibleCursor;
… …
1635 * Set/unset automatic wrapping 1637 * Set/unset automatic wrapping
1636 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1638 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1637 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1639 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1638 */ 1640 */
1639void ecb_cold 1641void ecb_cold
1640rxvt_term::scr_autowrap (int mode) NOTHROW 1642rxvt_term::scr_autowrap (int mode) noexcept
1641{ 1643{
1642 if (mode) 1644 if (mode)
1643 screen.flags |= Screen_Autowrap; 1645 screen.flags |= Screen_Autowrap;
1644 else 1646 else
1645 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1647 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1654 * and the cursor cannot be moved outside. 1656 * and the cursor cannot be moved outside.
1655 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1657 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1656 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1658 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1657 */ 1659 */
1658void ecb_cold 1660void ecb_cold
1659rxvt_term::scr_relative_origin (int mode) NOTHROW 1661rxvt_term::scr_relative_origin (int mode) noexcept
1660{ 1662{
1661 if (mode) 1663 if (mode)
1662 screen.flags |= Screen_Relative; 1664 screen.flags |= Screen_Relative;
1663 else 1665 else
1664 screen.flags &= ~Screen_Relative; 1666 screen.flags &= ~Screen_Relative;
… …
1671 * Set insert/replace mode 1673 * Set insert/replace mode
1672 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1674 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1673 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1675 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1674 */ 1676 */
1675void ecb_cold 1677void ecb_cold
1676rxvt_term::scr_insert_mode (int mode) NOTHROW 1678rxvt_term::scr_insert_mode (int mode) noexcept
1677{ 1679{
1678 if (mode) 1680 if (mode)
1679 screen.flags |= Screen_Insert; 1681 screen.flags |= Screen_Insert;
1680 else 1682 else
1681 screen.flags &= ~Screen_Insert; 1683 screen.flags &= ~Screen_Insert;
… …
1687 * XTERM_SEQ: Set tab at current column : ESC H 1689 * XTERM_SEQ: Set tab at current column : ESC H
1688 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1690 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1689 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1691 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1690 */ 1692 */
1691void ecb_cold 1693void ecb_cold
1692rxvt_term::scr_set_tab (int mode) NOTHROW 1694rxvt_term::scr_set_tab (int mode) noexcept
1693{ 1695{
1694 if (mode < 0) 1696 if (mode < 0)
1695 memset (tabs, 0, ncol); 1697 memset (tabs, 0, ncol);
1696 else if (screen.cur.col < ncol) 1698 else if (screen.cur.col < ncol)
1697 tabs [screen.cur.col] = !!mode; 1699 tabs [screen.cur.col] = !!mode;
… …
1702 * Set reverse/normal video 1704 * Set reverse/normal video
1703 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1705 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1704 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1706 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1705 */ 1707 */
1706void 1708void
1707rxvt_term::scr_rvideo_mode (bool on) NOTHROW 1709rxvt_term::scr_rvideo_mode (bool on) noexcept
1708{ 1710{
1709 rvideo_mode = on; 1711 rvideo_mode = on;
1710 1712
1711#ifndef NO_BELL 1713#ifndef NO_BELL
1712 on ^= rvideo_bell; 1714 on ^= rvideo_bell;
… …
1744/* 1746/*
1745 * Report current cursor position 1747 * Report current cursor position
1746 * XTERM_SEQ: Report position: ESC [ 6 n 1748 * XTERM_SEQ: Report position: ESC [ 6 n
1747 */ 1749 */
1748void ecb_cold 1750void ecb_cold
1749rxvt_term::scr_report_position () NOTHROW 1751rxvt_term::scr_report_position () noexcept
1750{ 1752{
1751 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);
1752} 1754}
1753 1755
1754/* ------------------------------------------------------------------------- * 1756/* ------------------------------------------------------------------------- *
… …
1757 1759
1758/* 1760/*
1759 * Set font style 1761 * Set font style
1760 */ 1762 */
1761void ecb_cold 1763void ecb_cold
1762rxvt_term::set_font_style () NOTHROW 1764rxvt_term::set_font_style () noexcept
1763{ 1765{
1764#if 0 1766#if 0
1765 switch (charsets [screen.charset]) 1767 switch (charsets [screen.charset])
1766 { 1768 {
1767 case '0': /* DEC Special Character & Line Drawing Set */ 1769 case '0': /* DEC Special Character & Line Drawing Set */
… …
1789 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1791 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1790 * XTERM_SEQ: Invoke G2 character set: ESC N 1792 * XTERM_SEQ: Invoke G2 character set: ESC N
1791 * XTERM_SEQ: Invoke G3 character set: ESC O 1793 * XTERM_SEQ: Invoke G3 character set: ESC O
1792 */ 1794 */
1793void ecb_cold 1795void ecb_cold
1794rxvt_term::scr_charset_choose (int set) NOTHROW 1796rxvt_term::scr_charset_choose (int set) noexcept
1795{ 1797{
1796 screen.charset = set; 1798 screen.charset = set;
1797 set_font_style (); 1799 set_font_style ();
1798} 1800}
1799 1801
… …
1805 * XTERM_SEQ: Set G2 character set: ESC * <C> 1807 * XTERM_SEQ: Set G2 character set: ESC * <C>
1806 * XTERM_SEQ: Set G3 character set: ESC + <C> 1808 * XTERM_SEQ: Set G3 character set: ESC + <C>
1807 * See set_font_style for possible values for <C> 1809 * See set_font_style for possible values for <C>
1808 */ 1810 */
1809void 1811void
1810rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW 1812rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1811{ 1813{
1812 charsets[set] = (unsigned char)ch; 1814 charsets[set] = (unsigned char)ch;
1813 set_font_style (); 1815 set_font_style ();
1814} 1816}
1815 1817
… …
1820 1822
1821/* 1823/*
1822 * refresh matching text. 1824 * refresh matching text.
1823 */ 1825 */
1824bool ecb_cold 1826bool ecb_cold
1825rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1827rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1826{ 1828{
1827 bool found = false; 1829 bool found = false;
1828 1830
1829 for (int i = 0; i < nrow; i++) 1831 for (int i = 0; i < nrow; i++)
1830 { 1832 {
… …
1849 PART_END, 1851 PART_END,
1850 RC_COUNT 1852 RC_COUNT
1851}; 1853};
1852 1854
1853void ecb_hot 1855void ecb_hot
1854rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1856rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1855{ 1857{
1856 int i; 1858 int i;
1857 row_col_t rc[RC_COUNT]; 1859 row_col_t rc[RC_COUNT];
1858 1860
1859 if (!drawn_buf) /* sanity check */ 1861 if (!drawn_buf) /* sanity check */
… …
1893/* ------------------------------------------------------------------------- */ 1895/* ------------------------------------------------------------------------- */
1894/* 1896/*
1895 * Refresh the entire screen 1897 * Refresh the entire screen
1896 */ 1898 */
1897void 1899void
1898rxvt_term::scr_touch (bool refresh) NOTHROW 1900rxvt_term::scr_touch (bool refresh) noexcept
1899{ 1901{
1900 scr_expose (0, 0, vt_width, vt_height, refresh); 1902 scr_expose (0, 0, vt_width, vt_height, refresh);
1901} 1903}
1902 1904
1903/* ------------------------------------------------------------------------- */ 1905/* ------------------------------------------------------------------------- */
1904/* 1906/*
1905 * 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
1906 * the top of the screen 1908 * the top of the screen
1907 */ 1909 */
1908void 1910void
1909rxvt_term::scr_move_to (int y, int len) NOTHROW 1911rxvt_term::scr_move_to (int y, int len) noexcept
1910{ 1912{
1911 // lerp (y, 0, len, top_row, nrow - 1) 1913 // lerp (y, 0, len, top_row, nrow - 1)
1912 scr_changeview (top_row + (nrow - 1 - top_row) * y / len); 1914 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1913} 1915}
1914 1916
… …
1916/* 1918/*
1917 * Page the screen up/down nlines 1919 * Page the screen up/down nlines
1918 * direction should be UP or DN 1920 * direction should be UP or DN
1919 */ 1921 */
1920bool 1922bool
1921rxvt_term::scr_page (int nlines) NOTHROW 1923rxvt_term::scr_page (int nlines) noexcept
1922{ 1924{
1923 return scr_changeview (view_start - nlines); 1925 return scr_changeview (view_start - nlines);
1924} 1926}
1925 1927
1926bool 1928bool
1927rxvt_term::scr_changeview (int new_view_start) NOTHROW 1929rxvt_term::scr_changeview (int new_view_start) noexcept
1928{ 1930{
1929 clamp_it (new_view_start, top_row, 0); 1931 clamp_it (new_view_start, top_row, 0);
1930 1932
1931 if (new_view_start == view_start) 1933 if (new_view_start == view_start)
1932 return false; 1934 return false;
… …
1950} 1952}
1951#endif 1953#endif
1952 1954
1953/* ------------------------------------------------------------------------- */ 1955/* ------------------------------------------------------------------------- */
1954void 1956void
1955rxvt_term::scr_bell () NOTHROW 1957rxvt_term::scr_bell () noexcept
1956{ 1958{
1957#ifndef NO_BELL 1959#ifndef NO_BELL
1958 1960
1959# ifndef NO_MAPALERT 1961# ifndef NO_MAPALERT
1960# ifdef MAPALERT_OPTION 1962# ifdef MAPALERT_OPTION
… …
1982#endif 1984#endif
1983} 1985}
1984 1986
1985/* ------------------------------------------------------------------------- */ 1987/* ------------------------------------------------------------------------- */
1986void ecb_cold 1988void ecb_cold
1987rxvt_term::scr_printscreen (int fullhist) NOTHROW 1989rxvt_term::scr_printscreen (int fullhist) noexcept
1988{ 1990{
1989#ifdef PRINTPIPE 1991#ifdef PRINTPIPE
1990 int nrows, row_start; 1992 int nrows, row_start;
1991 FILE *fd = popen_printer (); 1993 FILE *fd = popen_printer ();
1992 1994
… …
2041 * Refresh the screen 2043 * Refresh the screen
2042 * drawn_text/drawn_rend contain the screen information before the update. 2044 * drawn_text/drawn_rend contain the screen information before the update.
2043 * screen.text/screen.rend contain what the screen will change to. 2045 * screen.text/screen.rend contain what the screen will change to.
2044 */ 2046 */
2045void ecb_hot 2047void ecb_hot
2046rxvt_term::scr_refresh () NOTHROW 2048rxvt_term::scr_refresh () noexcept
2047{ 2049{
2048 int16_t col, row, /* column/row we're processing */ 2050 int16_t col, row, /* column/row we're processing */
2049 ocrow; /* old cursor row */ 2051 ocrow; /* old cursor row */
2050 int i; /* tmp */ 2052 int i; /* tmp */
2051 rend_t ccol1, /* Cursor colour */ 2053 rend_t ccol1, /* Cursor colour */
… …
2498 num_scr = 0; 2500 num_scr = 0;
2499 num_scr_allow = 1; 2501 num_scr_allow = 1;
2500} 2502}
2501 2503
2502void ecb_cold 2504void ecb_cold
2503rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2505rxvt_term::scr_remap_chars (line_t &l) noexcept
2504{ 2506{
2505 if (!l.valid ()) 2507 if (!l.valid ())
2506 return; 2508 return;
2507 2509
2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2510 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
… …
2510 for (int i = ncol; i--; ) 2512 for (int i = ncol; i--; )
2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2513 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2512} 2514}
2513 2515
2514void ecb_cold 2516void ecb_cold
2515rxvt_term::scr_remap_chars () NOTHROW 2517rxvt_term::scr_remap_chars () noexcept
2516{ 2518{
2517 for (int i = total_rows; i--; ) 2519 for (int i = total_rows; i--; )
2518 scr_remap_chars (row_buf [i]); 2520 scr_remap_chars (row_buf [i]);
2519 2521
2520 for (int i = nrow; i--; ) 2522 for (int i = nrow; i--; )
… …
2523 scr_remap_chars (swap_buf [i]); 2525 scr_remap_chars (swap_buf [i]);
2524 } 2526 }
2525} 2527}
2526 2528
2527void ecb_cold 2529void ecb_cold
2528rxvt_term::scr_recolor (bool refresh) NOTHROW 2530rxvt_term::scr_recolor (bool refresh) noexcept
2529{ 2531{
2530 bool transparent = false; 2532 bool transparent = false;
2531 2533
2532#ifdef HAVE_IMG 2534#ifdef HAVE_IMG
2533 if (bg_img != 0) 2535 if (bg_img != 0)
… …
2574 want_refresh = 1; 2576 want_refresh = 1;
2575} 2577}
2576 2578
2577/* ------------------------------------------------------------------------- */ 2579/* ------------------------------------------------------------------------- */
2578void 2580void
2579rxvt_term::scr_clear (bool really) NOTHROW 2581rxvt_term::scr_clear (bool really) noexcept
2580{ 2582{
2581 if (!mapped) 2583 if (!mapped)
2582 return; 2584 return;
2583 2585
2584 num_scr_allow = 0; 2586 num_scr_allow = 0;
… …
2587 if (really) 2589 if (really)
2588 XClearWindow (dpy, vt); 2590 XClearWindow (dpy, vt);
2589} 2591}
2590 2592
2591void 2593void
2592rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW 2594rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2593{ 2595{
2594 int view_end = view_start + nrow; 2596 int view_end = view_start + nrow;
2595 int row, col; 2597 int row, col;
2596 2598
2597 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++) 2599 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
… …
2609 srp[col] ^= rstyle2; 2611 srp[col] ^= rstyle2;
2610 } 2612 }
2611} 2613}
2612 2614
2613void 2615void
2614rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW 2616rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2615{ 2617{
2616 int view_end = view_start + nrow; 2618 int view_end = view_start + nrow;
2617 int row, col; 2619 int row, col;
2618 2620
2619 if (beg_row >= view_start) 2621 if (beg_row >= view_start)
… …
2636 srp[col] ^= rstyle; 2638 srp[col] ^= rstyle;
2637} 2639}
2638 2640
2639/* ------------------------------------------------------------------------- */ 2641/* ------------------------------------------------------------------------- */
2640void ecb_hot 2642void ecb_hot
2641rxvt_term::scr_reverse_selection () NOTHROW 2643rxvt_term::scr_reverse_selection () noexcept
2642{ 2644{
2643 if (selection.op 2645 if (selection.op
2644 && current_screen == selection.screen 2646 && current_screen == selection.screen
2645 && selection.end.row >= view_start) 2647 && selection.end.row >= view_start)
2646 { 2648 {
… …
2662 * Dump the whole scrollback and screen to the passed filedescriptor. The 2664 * Dump the whole scrollback and screen to the passed filedescriptor. The
2663 * invoking routine must close the fd. 2665 * invoking routine must close the fd.
2664 */ 2666 */
2665#if 0 2667#if 0
2666void 2668void
2667rxvt_term::scr_dump (int fd) NOTHROW 2669rxvt_term::scr_dump (int fd) noexcept
2668{ 2670{
2669 // if this method is needed, it can be implemented by factoring the 2671 // if this method is needed, it can be implemented by factoring the
2670 // relevant code in scr_printscreen 2672 // relevant code in scr_printscreen
2671} 2673}
2672#endif 2674#endif
2673 2675
2674/* ------------------------------------------------------------------------- * 2676/* ------------------------------------------------------------------------- *
2675 * CHARACTER SELECTION * 2677 * CHARACTER SELECTION *
2676 * ------------------------------------------------------------------------- */ 2678 * ------------------------------------------------------------------------- */
2677void 2679void
2678rxvt_term::selection_check (int check_more) NOTHROW 2680rxvt_term::selection_check (int check_more) noexcept
2679{ 2681{
2680 if (!selection.op) 2682 if (!selection.op)
2681 return; 2683 return;
2682 2684
2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2685 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
… …
2689 && ROWCOL_IS_BEFORE (screen.cur, selection.end))) 2691 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2690 CLEAR_ALL_SELECTION (); 2692 CLEAR_ALL_SELECTION ();
2691} 2693}
2692 2694
2693void 2695void
2694rxvt_term::selection_changed () NOTHROW 2696rxvt_term::selection_changed () noexcept
2695{ 2697{
2696 line_t &r1 = ROW (selection.beg.row); 2698 line_t &r1 = ROW (selection.beg.row);
2697 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR) 2699 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2698 ++selection.beg.col; 2700 ++selection.beg.col;
2699 2701
… …
2707/* ------------------------------------------------------------------------- */ 2709/* ------------------------------------------------------------------------- */
2708/* 2710/*
2709 * Paste a selection direct to the command fd 2711 * Paste a selection direct to the command fd
2710 */ 2712 */
2711void 2713void
2712rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW 2714rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2713{ 2715{
2714 /* convert normal newline chars into common keyboard Return key sequence */ 2716 /* convert normal newline chars into common keyboard Return key sequence */
2715 for (unsigned int i = 0; i < len; i++) 2717 for (unsigned int i = 0; i < len; i++)
2716 if (data[i] == C0_LF) 2718 if (data[i] == C0_LF)
2717 data[i] = C0_CR; 2719 data[i] = C0_CR;
2718 2720
2719 if (priv_modes & PrivMode_BracketPaste) 2721 #if ENABLE_FRILLS
2722 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2720 tt_printf ("\x1b[200~"); 2723 tt_printf ("\x1b[200~");
2724 #endif
2721 2725
2722 tt_write (data, len); 2726 tt_write (data, len);
2723 2727
2724 if (priv_modes & PrivMode_BracketPaste) 2728 #if ENABLE_FRILLS
2729 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2725 tt_printf ("\x1b[201~"); 2730 tt_printf ("\x1b[201~");
2731 #endif
2726} 2732}
2727 2733
2728void 2734void
2729rxvt_term::paste (char *data, unsigned int len) NOTHROW 2735rxvt_term::paste (char *data, unsigned int len) noexcept
2730{ 2736{
2731 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END))) 2737 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2732 return; 2738 return;
2733 2739
2734 tt_paste (data, len); 2740 tt_paste (data, len);
… …
2740 * if the requested selection has no owner or is empty CUT_BUFFER0 is used 2746 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2741 * as fallback 2747 * as fallback
2742 * EXT: button 2 release 2748 * EXT: button 2 release
2743 */ 2749 */
2744void 2750void
2745rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2751rxvt_term::selection_request (Time tm, int selnum) noexcept
2746{ 2752{
2747 if (!selection_req) 2753 if (!selection_req)
2748 { 2754 {
2749 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this); 2755 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2750 selection_req->run (); 2756 selection_req->run ();
… …
2755/* 2761/*
2756 * Clear all selected text 2762 * Clear all selected text
2757 * EXT: SelectionClear 2763 * EXT: SelectionClear
2758 */ 2764 */
2759void 2765void
2760rxvt_term::selection_clear (bool clipboard) NOTHROW 2766rxvt_term::selection_clear (bool clipboard) noexcept
2761{ 2767{
2762 if (!clipboard) 2768 if (!clipboard)
2763 { 2769 {
2764 want_refresh = 1; 2770 want_refresh = 1;
2765 free (selection.text); 2771 free (selection.text);
… …
2850 if (*t == NOCHAR) 2856 if (*t == NOCHAR)
2851 t++; 2857 t++;
2852#if ENABLE_COMBINING 2858#if ENABLE_COMBINING
2853 else if (IS_COMPOSE (*t)) 2859 else if (IS_COMPOSE (*t))
2854 { 2860 {
2855 int len = rxvt_composite.expand (*t, 0); 2861 int len = rxvt_composite.expand (*t);
2856 2862
2857 extra -= (len - 1); 2863 extra -= (len - 1);
2858 2864
2859 if (extra < 0) 2865 if (extra < 0)
2860 { 2866 {
… …
2907 2913
2908 selection_grab (tm); 2914 selection_grab (tm);
2909} 2915}
2910 2916
2911bool 2917bool
2912rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW 2918rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2913{ 2919{
2914 Atom sel; 2920 Atom sel;
2915 2921
2916 if (!clipboard) 2922 if (!clipboard)
2917 { 2923 {
… …
2951/* 2957/*
2952 * 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
2953 * EXT: button 1 press 2959 * EXT: button 1 press
2954 */ 2960 */
2955void ecb_cold 2961void ecb_cold
2956rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2962rxvt_term::selection_click (int clicks, int x, int y) noexcept
2957{ 2963{
2958 clicks = ((clicks - 1) % 3) + 1; 2964 clicks = ((clicks - 1) % 3) + 1;
2959 selection.clicks = clicks; /* save clicks so extend will work */ 2965 selection.clicks = clicks; /* save clicks so extend will work */
2960 2966
2961 if (clicks == 2 && !selection.rect 2967 if (clicks == 2 && !selection.rect
… …
2980/* ------------------------------------------------------------------------- */ 2986/* ------------------------------------------------------------------------- */
2981/* 2987/*
2982 * Mark a selection at the specified col/row 2988 * Mark a selection at the specified col/row
2983 */ 2989 */
2984void ecb_cold 2990void ecb_cold
2985rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2991rxvt_term::selection_start_colrow (int col, int row) noexcept
2986{ 2992{
2987 want_refresh = 1; 2993 want_refresh = 1;
2988 2994
2989 selection.mark.row = row + view_start; 2995 selection.mark.row = row + view_start;
2990 selection.mark.col = col; 2996 selection.mark.col = col;
… …
3017#define DELIMIT_TEXT(x) \ 3023#define DELIMIT_TEXT(x) \
3018 (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)))
3019#define DELIMIT_REND(x) 1 3025#define DELIMIT_REND(x) 1
3020 3026
3021void ecb_cold 3027void ecb_cold
3022rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3028rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
3023{ 3029{
3024 int col, row, dirnadd, tcol, trow, w1, w2; 3030 int col, row, dirnadd, tcol, trow, w1, w2;
3025 row_col_t bound; 3031 row_col_t bound;
3026 text_t *stp; 3032 text_t *stp;
3027 rend_t *srp; 3033 rend_t *srp;
… …
3101 * flag == 0 ==> button 1 3107 * flag == 0 ==> button 1
3102 * flag == 1 ==> button 3 press 3108 * flag == 1 ==> button 3 press
3103 * flag == 2 ==> button 3 motion 3109 * flag == 2 ==> button 3 motion
3104 */ 3110 */
3105void ecb_cold 3111void ecb_cold
3106rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3112rxvt_term::selection_extend (int x, int y, int flag) noexcept
3107{ 3113{
3108 int col = clamp (Pixel2Col (x), 0, ncol); 3114 int col = clamp (Pixel2Col (x), 0, ncol);
3109 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3115 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3110 3116
3111 /* 3117 /*
… …
3137/* ------------------------------------------------------------------------- */ 3143/* ------------------------------------------------------------------------- */
3138/* 3144/*
3139 * Extend the selection to the specified col/row 3145 * Extend the selection to the specified col/row
3140 */ 3146 */
3141void ecb_cold 3147void ecb_cold
3142rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3148rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3143{ 3149{
3144 row_col_t pos; 3150 row_col_t pos;
3145 enum { 3151 enum {
3146 LEFT, RIGHT 3152 LEFT, RIGHT
3147 } closeto = RIGHT; 3153 } closeto = RIGHT;
… …
3338 selection_changed (); 3344 selection_changed ();
3339} 3345}
3340 3346
3341#if !ENABLE_MINIMAL 3347#if !ENABLE_MINIMAL
3342void ecb_cold 3348void ecb_cold
3343rxvt_term::selection_remove_trailing_spaces () NOTHROW 3349rxvt_term::selection_remove_trailing_spaces () noexcept
3344{ 3350{
3345 int32_t end_col, end_row; 3351 int32_t end_col, end_row;
3346 text_t *stp; 3352 text_t *stp;
3347 3353
3348 end_col = selection.end.col; 3354 end_col = selection.end.col;
… …
3386/* 3392/*
3387 * Double click on button 3 when already selected 3393 * Double click on button 3 when already selected
3388 * EXT: button 3 double click 3394 * EXT: button 3 double click
3389 */ 3395 */
3390void ecb_cold 3396void ecb_cold
3391rxvt_term::selection_rotate (int x, int y) NOTHROW 3397rxvt_term::selection_rotate (int x, int y) noexcept
3392{ 3398{
3393 selection.clicks = selection.clicks % 3 + 1; 3399 selection.clicks = selection.clicks % 3 + 1;
3394 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3400 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3395} 3401}
3396 3402
… …
3398/* 3404/*
3399 * Respond to a request for our current selection 3405 * Respond to a request for our current selection
3400 * EXT: SelectionRequest 3406 * EXT: SelectionRequest
3401 */ 3407 */
3402void ecb_cold 3408void ecb_cold
3403rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3409rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3404{ 3410{
3405 Atom property = rq.property == None ? rq.target : rq.property; 3411 Atom property = rq.property == None ? rq.target : rq.property;
3406 XSelectionEvent ev; 3412 XSelectionEvent ev;
3407 3413
3408 ev.type = SelectionNotify; 3414 ev.type = SelectionNotify;
… …
3500 cl = selection.clip_text; 3506 cl = selection.clip_text;
3501 selectlen = selection.clip_len; 3507 selectlen = selection.clip_len;
3502 } 3508 }
3503 else 3509 else
3504 { 3510 {
3505 cl = L""; 3511 cl = (wchar_t *)L"";
3506 selectlen = 0; 3512 selectlen = 0;
3507 } 3513 }
3508 3514
3509#if !ENABLE_MINIMAL 3515#if !ENABLE_MINIMAL
3510 // 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
… …
3542} 3548}
3543 3549
3544/* ------------------------------------------------------------------------- */ 3550/* ------------------------------------------------------------------------- */
3545#if USE_XIM 3551#if USE_XIM
3546void ecb_cold 3552void ecb_cold
3547rxvt_term::im_set_position (XPoint &pos) NOTHROW 3553rxvt_term::im_set_position (XPoint &pos) noexcept
3548{ 3554{
3549 XWindowAttributes xwa; 3555 XWindowAttributes xwa;
3550 3556
3551 XGetWindowAttributes (dpy, vt, &xwa); 3557 XGetWindowAttributes (dpy, vt, &xwa);
3552 3558
… …
3555} 3561}
3556#endif 3562#endif
3557 3563
3558#if ENABLE_OVERLAY 3564#if ENABLE_OVERLAY
3559void 3565void
3560rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW 3566rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3561{ 3567{
3562 if (nrow < 1 || ncol < 1) 3568 if (nrow < 1 || ncol < 1)
3563 return; 3569 return;
3564 3570
3565 want_refresh = 1; 3571 want_refresh = 1;
… …
3610 *rp = r; 3616 *rp = r;
3611 } 3617 }
3612} 3618}
3613 3619
3614void 3620void
3615rxvt_term::scr_overlay_off () NOTHROW 3621rxvt_term::scr_overlay_off () noexcept
3616{ 3622{
3617 if (!ov.text) 3623 if (!ov.text)
3618 return; 3624 return;
3619 3625
3620 want_refresh = 1; 3626 want_refresh = 1;
… …
3628 delete [] ov.text; ov.text = 0; 3634 delete [] ov.text; ov.text = 0;
3629 delete [] ov.rend; ov.rend = 0; 3635 delete [] ov.rend; ov.rend = 0;
3630} 3636}
3631 3637
3632void 3638void
3633rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3639rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3634{ 3640{
3635 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2) 3641 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3636 return; 3642 return;
3637 3643
3638 x++, y++; 3644 x++, y++;
… …
3640 ov.text[y][x] = text; 3646 ov.text[y][x] = text;
3641 ov.rend[y][x] = rend; 3647 ov.rend[y][x] = rend;
3642} 3648}
3643 3649
3644void 3650void
3645rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3651rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3646{ 3652{
3647 while (*s) 3653 while (*s)
3648 scr_overlay_set (x++, y, *s++); 3654 scr_overlay_set (x++, y, *s++);
3649} 3655}
3650 3656
3651void 3657void
3652rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW 3658rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3653{ 3659{
3654 while (*s) 3660 while (*s)
3655 { 3661 {
3656 text_t t = *s++; 3662 text_t t = *s++;
3657 int width = WCWIDTH (t); 3663 int width = WCWIDTH (t);
… …
3663 } 3669 }
3664 } 3670 }
3665} 3671}
3666 3672
3667void 3673void
3668rxvt_term::scr_swap_overlay () NOTHROW 3674rxvt_term::scr_swap_overlay () noexcept
3669{ 3675{
3670 if (!ov.text) 3676 if (!ov.text)
3671 return; 3677 return;
3672 3678
3673 // hide cursor if it is within the overlay area 3679 // hide cursor if it is within the overlay area

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