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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.447 by sf-exg, Thu Aug 21 15:58:29 2014 UTC vs.
Revision 1.462 by root, Thu Jun 17 11:01:57 2021 UTC

… …
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de> 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 3 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.
… …
94 * SCREEN `COMMON' ROUTINES * 95 * SCREEN `COMMON' ROUTINES *
95 * ------------------------------------------------------------------------- */ 96 * ------------------------------------------------------------------------- */
96 97
97/* Fill part/all of a line with blanks. */ 98/* Fill part/all of a line with blanks. */
98void 99void
99rxvt_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
100{ 101{
101 if (!l.valid ()) 102 if (!l.valid ())
102 { 103 {
103 l.alloc (); 104 l.alloc ();
104 col = 0; 105 col = 0;
… …
106 } 107 }
107 108
108 l.touch (); 109 l.touch ();
109 110
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles 111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 112 efs = SET_FONT (efs, FONTSET (efs)->find_space_font ());
112 113
113 text_t *et = l.t + col; 114 text_t *et = l.t + col;
114 rend_t *er = l.r + col; 115 rend_t *er = l.r + col;
115 116
116 while (width--) 117 while (width--)
… …
121} 122}
122 123
123/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
124/* 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 */
125void 126void
126rxvt_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
127{ 128{
128 scr_blank_line (l, 0, ncol, efs); 129 scr_blank_line (l, 0, ncol, efs);
129 130
130 l.l = 0; 131 l.l = 0;
131 l.f = 0; 132 l.f = 0;
132} 133}
133 134
134// nuke a single wide character at the given column 135// nuke a single wide character at the given column
135void 136void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW 137rxvt_term::scr_kill_char (line_t &l, int col) const noexcept
137{ 138{
138 // find begin 139 // find begin
139 while (col > 0 && l.t[col] == NOCHAR) 140 while (col > 0 && l.t[col] == NOCHAR)
140 col--; 141 col--;
141 142
142 rend_t rend = l.r[col] & ~RS_baseattrMask; 143 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 144 rend = SET_FONT (rend, FONTSET (rend)->find_space_font ());
144 145
145 l.touch (); 146 l.touch ();
146 147
147 // found start, nuke 148 // found start, nuke
148 do { 149 do {
… …
165/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
166 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
167 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
168 169
169void 170void
170rxvt_term::scr_alloc () NOTHROW 171rxvt_term::scr_alloc () noexcept
171{ 172{
172 int tsize = sizeof (text_t) * ncol; 173 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol; 174 int rsize = sizeof (rend_t) * ncol;
174 175
175 // we assume that rend_t size is a sufficient alignment 176 // we assume that rend_t size is a sufficient alignment
… …
440 441
441 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 442 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
442} 443}
443 444
444void ecb_cold 445void ecb_cold
445rxvt_term::scr_release () NOTHROW 446rxvt_term::scr_release () noexcept
446{ 447{
447 chunk_free (chunk, chunk_size); 448 chunk_free (chunk, chunk_size);
448 chunk = 0; 449 chunk = 0;
449 row_buf = 0; 450 row_buf = 0;
450 451
… …
469 scr_clear (true); 470 scr_clear (true);
470 scr_refresh (); 471 scr_refresh ();
471} 472}
472 473
473void ecb_cold 474void ecb_cold
474rxvt_term::scr_soft_reset () NOTHROW 475rxvt_term::scr_soft_reset () noexcept
475{ 476{
476 /* only affects modes, nothing drastic such as clearing the screen */ 477 /* only affects modes, nothing drastic such as clearing the screen */
477#if ENABLE_OVERLAY 478#if ENABLE_OVERLAY
478 scr_overlay_off (); 479 scr_overlay_off ();
479#endif 480#endif
… …
493 * Save and Restore cursor 494 * Save and Restore cursor
494 * XTERM_SEQ: Save cursor : ESC 7 495 * XTERM_SEQ: Save cursor : ESC 7
495 * XTERM_SEQ: Restore cursor: ESC 8 496 * XTERM_SEQ: Restore cursor: ESC 8
496 */ 497 */
497void 498void
498rxvt_term::scr_cursor (cursor_mode mode) NOTHROW 499rxvt_term::scr_cursor (cursor_mode mode) noexcept
499{ 500{
500 screen_t *s; 501 screen_t *s;
501 502
502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 503#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
503 if (current_screen == SECONDARY) 504 if (current_screen == SECONDARY)
… …
534 assert (s->cur.row >= 0); 535 assert (s->cur.row >= 0);
535 assert (s->cur.col >= 0); 536 assert (s->cur.col >= 0);
536} 537}
537 538
538void 539void
539rxvt_term::scr_swap_screen () NOTHROW 540rxvt_term::scr_swap_screen () noexcept
540{ 541{
541 if (!option (Opt_secondaryScreen)) 542 if (!option (Opt_secondaryScreen))
542 return; 543 return;
543 544
544 for (int i = prev_nrow; i--; ) 545 for (int i = prev_nrow; i--; )
… …
592 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 593 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
593} 594}
594 595
595// clear WrapNext indicator, solidifying position on next line 596// clear WrapNext indicator, solidifying position on next line
596void 597void
597rxvt_term::scr_do_wrap () NOTHROW 598rxvt_term::scr_do_wrap () noexcept
598{ 599{
599 if (!(screen.flags & Screen_WrapNext)) 600 if (!(screen.flags & Screen_WrapNext))
600 return; 601 return;
601 602
602 screen.flags &= ~Screen_WrapNext; 603 screen.flags &= ~Screen_WrapNext;
… …
612/* ------------------------------------------------------------------------- */ 613/* ------------------------------------------------------------------------- */
613/* 614/*
614 * Change the colour for following text 615 * Change the colour for following text
615 */ 616 */
616void 617void
617rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW 618rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
618{ 619{
619 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR)) 620 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
620 color = fgbg; 621 color = fgbg;
621 622
622 if (fgbg == Color_fg) 623 if (fgbg == Color_fg)
623 rstyle = SET_FGCOLOR (rstyle, color); 624 rstyle = SET_FGCOLOR (rstyle, color);
624 else 625 else
… …
628/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
629/* 630/*
630 * Change the rendition style for following text 631 * Change the rendition style for following text
631 */ 632 */
632void 633void
633rxvt_term::scr_rendition (int set, int style) NOTHROW 634rxvt_term::scr_rendition (int set, int style) noexcept
634{ 635{
635 if (set) 636 if (set)
636 rstyle |= style; 637 rstyle |= style;
637 else if (style == ~RS_None) 638 else if (style == ~RS_None)
638 rstyle = DEFAULT_RSTYLE; 639 rstyle = DEFAULT_RSTYLE;
… …
645 * Scroll text between <row1> and <row2> inclusive, by <count> lines 646 * Scroll text between <row1> and <row2> inclusive, by <count> lines
646 * count positive ==> scroll up 647 * count positive ==> scroll up
647 * count negative ==> scroll down 648 * count negative ==> scroll down
648 */ 649 */
649int ecb_hot 650int ecb_hot
650rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 651rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
651{ 652{
652 if (count == 0 || (row1 > row2)) 653 if (count == 0 || (row1 > row2))
653 return 0; 654 return 0;
654 655
655 want_refresh = 1; 656 want_refresh = 1;
… …
789/* ------------------------------------------------------------------------- */ 790/* ------------------------------------------------------------------------- */
790/* 791/*
791 * Add text given in <str> of length <len> to screen struct 792 * Add text given in <str> of length <len> to screen struct
792 */ 793 */
793void ecb_hot 794void ecb_hot
794rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 795rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
795{ 796{
796 if (len <= 0) /* sanity */ 797 if (len <= 0) /* sanity */
797 return; 798 return;
798 799
799 bool checksel; 800 bool checksel;
… …
1011 } 1012 }
1012 else if (screen.cur.row > 0 1013 else if (screen.cur.row > 0
1013 && ROW(screen.cur.row - 1).is_longer ()) 1014 && ROW(screen.cur.row - 1).is_longer ())
1014 { 1015 {
1015 linep = &ROW(screen.cur.row - 1); 1016 linep = &ROW(screen.cur.row - 1);
1016 tp = line->t + ncol - 1; 1017 tp = linep->t + ncol - 1;
1017 rp = line->r + ncol - 1; 1018 rp = linep->r + ncol - 1;
1018 } 1019 }
1019 else 1020 else
1020 continue; 1021 continue;
1021 1022
1022 linep->touch (); 1023 linep->touch ();
… …
1045/* 1046/*
1046 * Process Backspace. Move back the cursor back a position, wrap if have to 1047 * Process Backspace. Move back the cursor back a position, wrap if have to
1047 * XTERM_SEQ: CTRL-H 1048 * XTERM_SEQ: CTRL-H
1048 */ 1049 */
1049void 1050void
1050rxvt_term::scr_backspace () NOTHROW 1051rxvt_term::scr_backspace () noexcept
1051{ 1052{
1052 if (screen.cur.col == 0) 1053 if (screen.cur.col == 0)
1053 { 1054 {
1054 if (screen.cur.row > 0) 1055 if (screen.cur.row > 0)
1055 { 1056 {
… …
1072 * Process Horizontal Tab 1073 * Process Horizontal Tab
1073 * count: +ve = forward; -ve = backwards 1074 * count: +ve = forward; -ve = backwards
1074 * XTERM_SEQ: CTRL-I 1075 * XTERM_SEQ: CTRL-I
1075 */ 1076 */
1076void 1077void
1077rxvt_term::scr_tab (int count, bool ht) NOTHROW 1078rxvt_term::scr_tab (int count, bool ht) noexcept
1078{ 1079{
1079 int i, x; 1080 int i, x;
1080 1081
1081 want_refresh = 1; 1082 want_refresh = 1;
1082 i = x = screen.cur.col; 1083 i = x = screen.cur.col;
… …
1149 * Move cursor left in row. If we're at the left boundary, shift everything 1150 * Move cursor left in row. If we're at the left boundary, shift everything
1150 * in that row right. Clear left column. 1151 * in that row right. Clear left column.
1151 */ 1152 */
1152#if !ENABLE_MINIMAL 1153#if !ENABLE_MINIMAL
1153void ecb_cold 1154void ecb_cold
1154rxvt_term::scr_backindex () NOTHROW 1155rxvt_term::scr_backindex () noexcept
1155{ 1156{
1156 if (screen.cur.col > 0) 1157 if (screen.cur.col > 0)
1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1158 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1158 else 1159 else
1159 scr_insdel_chars (1, INSERT); 1160 scr_insdel_chars (1, INSERT);
… …
1166 * Move cursor right in row. If we're at the right boundary, shift everything 1167 * Move cursor right in row. If we're at the right boundary, shift everything
1167 * in that row left. Clear right column. 1168 * in that row left. Clear right column.
1168 */ 1169 */
1169#if !ENABLE_MINIMAL 1170#if !ENABLE_MINIMAL
1170void ecb_cold 1171void ecb_cold
1171rxvt_term::scr_forwardindex () NOTHROW 1172rxvt_term::scr_forwardindex () noexcept
1172{ 1173{
1173 if (screen.cur.col < ncol - 1) 1174 if (screen.cur.col < ncol - 1)
1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1175 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1175 else 1176 else
1176 { 1177 {
… …
1189/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1190/* 1191/*
1191 * Goto Row/Column 1192 * Goto Row/Column
1192 */ 1193 */
1193void 1194void
1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW 1195rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1195{ 1196{
1196 want_refresh = 1; 1197 want_refresh = 1;
1197 ZERO_SCROLLBACK (); 1198 ZERO_SCROLLBACK ();
1198 1199
1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1200 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1238/* ------------------------------------------------------------------------- */ 1239/* ------------------------------------------------------------------------- */
1239/* 1240/*
1240 * direction should be UP or DN 1241 * direction should be UP or DN
1241 */ 1242 */
1242void 1243void
1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW 1244rxvt_term::scr_index (enum page_dirn direction) noexcept
1244{ 1245{
1245 want_refresh = 1; 1246 want_refresh = 1;
1246 ZERO_SCROLLBACK (); 1247 ZERO_SCROLLBACK ();
1247 1248
1248 screen.flags &= ~Screen_WrapNext; 1249 screen.flags &= ~Screen_WrapNext;
… …
1264 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1265 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1265 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1266 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1266 * extension: clear to right unless wrapped: ESC [ 3 K 1267 * extension: clear to right unless wrapped: ESC [ 3 K
1267 */ 1268 */
1268void 1269void
1269rxvt_term::scr_erase_line (int mode) NOTHROW 1270rxvt_term::scr_erase_line (int mode) noexcept
1270{ 1271{
1271 unsigned int col, num; 1272 unsigned int col, num;
1272 1273
1273 want_refresh = 1; 1274 want_refresh = 1;
1274 ZERO_SCROLLBACK (); 1275 ZERO_SCROLLBACK ();
… …
1328 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1329 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1329 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1330 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1330 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1331 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1331 */ 1332 */
1332void 1333void
1333rxvt_term::scr_erase_screen (int mode) NOTHROW 1334rxvt_term::scr_erase_screen (int mode) noexcept
1334{ 1335{
1335 int num; 1336 int num;
1336 int32_t row; 1337 int32_t row;
1337 rend_t ren; 1338 rend_t ren;
1338 XGCValues gcvalue; 1339 XGCValues gcvalue;
… …
1408 } 1409 }
1409} 1410}
1410 1411
1411#if !ENABLE_MINIMAL 1412#if !ENABLE_MINIMAL
1412void 1413void
1413rxvt_term::scr_erase_savelines () NOTHROW 1414rxvt_term::scr_erase_savelines () noexcept
1414{ 1415{
1415 want_refresh = 1; 1416 want_refresh = 1;
1416 ZERO_SCROLLBACK (); 1417 ZERO_SCROLLBACK ();
1417 1418
1418 top_row = 0; 1419 top_row = 0;
… …
1423/* 1424/*
1424 * Fill the screen with `E's 1425 * Fill the screen with `E's
1425 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1426 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1426 */ 1427 */
1427void ecb_cold 1428void ecb_cold
1428rxvt_term::scr_E () NOTHROW 1429rxvt_term::scr_E () noexcept
1429{ 1430{
1430 rend_t fs; 1431 rend_t fs;
1431 1432
1432 want_refresh = 1; 1433 want_refresh = 1;
1433 ZERO_SCROLLBACK (); 1434 ZERO_SCROLLBACK ();
… …
1458/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1459/* 1460/*
1460 * Insert/Delete <count> lines 1461 * Insert/Delete <count> lines
1461 */ 1462 */
1462void 1463void
1463rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW 1464rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1464{ 1465{
1465 int end; 1466 int end;
1466 1467
1467 ZERO_SCROLLBACK (); 1468 ZERO_SCROLLBACK ();
1468 1469
… …
1488/* ------------------------------------------------------------------------- */ 1489/* ------------------------------------------------------------------------- */
1489/* 1490/*
1490 * Insert/Delete <count> characters from the current position 1491 * Insert/Delete <count> characters from the current position
1491 */ 1492 */
1492void 1493void
1493rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1494rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1494{ 1495{
1495 want_refresh = 1; 1496 want_refresh = 1;
1496 ZERO_SCROLLBACK (); 1497 ZERO_SCROLLBACK ();
1497 1498
1498 if (count <= 0) 1499 if (count <= 0)
… …
1597/* 1598/*
1598 * Set the scrolling region 1599 * Set the scrolling region
1599 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1600 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1600 */ 1601 */
1601void ecb_cold 1602void ecb_cold
1602rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1603rxvt_term::scr_scroll_region (int top, int bot) noexcept
1603{ 1604{
1604 max_it (top, 0); 1605 max_it (top, 0);
1605 min_it (bot, nrow - 1); 1606 min_it (bot, nrow - 1);
1606 1607
1607 if (top > bot) 1608 if (top > bot)
… …
1617 * Make the cursor visible/invisible 1618 * Make the cursor visible/invisible
1618 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1619 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1619 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1620 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1620 */ 1621 */
1621void ecb_cold 1622void ecb_cold
1622rxvt_term::scr_cursor_visible (int mode) NOTHROW 1623rxvt_term::scr_cursor_visible (int mode) noexcept
1623{ 1624{
1624 want_refresh = 1; 1625 want_refresh = 1;
1625 1626
1626 if (mode) 1627 if (mode)
1627 screen.flags |= Screen_VisibleCursor; 1628 screen.flags |= Screen_VisibleCursor;
… …
1634 * Set/unset automatic wrapping 1635 * Set/unset automatic wrapping
1635 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1636 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1636 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1637 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1637 */ 1638 */
1638void ecb_cold 1639void ecb_cold
1639rxvt_term::scr_autowrap (int mode) NOTHROW 1640rxvt_term::scr_autowrap (int mode) noexcept
1640{ 1641{
1641 if (mode) 1642 if (mode)
1642 screen.flags |= Screen_Autowrap; 1643 screen.flags |= Screen_Autowrap;
1643 else 1644 else
1644 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1645 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1653 * and the cursor cannot be moved outside. 1654 * and the cursor cannot be moved outside.
1654 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1655 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1655 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1656 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1656 */ 1657 */
1657void ecb_cold 1658void ecb_cold
1658rxvt_term::scr_relative_origin (int mode) NOTHROW 1659rxvt_term::scr_relative_origin (int mode) noexcept
1659{ 1660{
1660 if (mode) 1661 if (mode)
1661 screen.flags |= Screen_Relative; 1662 screen.flags |= Screen_Relative;
1662 else 1663 else
1663 screen.flags &= ~Screen_Relative; 1664 screen.flags &= ~Screen_Relative;
… …
1670 * Set insert/replace mode 1671 * Set insert/replace mode
1671 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1672 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1672 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1673 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1673 */ 1674 */
1674void ecb_cold 1675void ecb_cold
1675rxvt_term::scr_insert_mode (int mode) NOTHROW 1676rxvt_term::scr_insert_mode (int mode) noexcept
1676{ 1677{
1677 if (mode) 1678 if (mode)
1678 screen.flags |= Screen_Insert; 1679 screen.flags |= Screen_Insert;
1679 else 1680 else
1680 screen.flags &= ~Screen_Insert; 1681 screen.flags &= ~Screen_Insert;
… …
1686 * XTERM_SEQ: Set tab at current column : ESC H 1687 * XTERM_SEQ: Set tab at current column : ESC H
1687 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1688 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1688 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1689 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1689 */ 1690 */
1690void ecb_cold 1691void ecb_cold
1691rxvt_term::scr_set_tab (int mode) NOTHROW 1692rxvt_term::scr_set_tab (int mode) noexcept
1692{ 1693{
1693 if (mode < 0) 1694 if (mode < 0)
1694 memset (tabs, 0, ncol); 1695 memset (tabs, 0, ncol);
1695 else if (screen.cur.col < ncol) 1696 else if (screen.cur.col < ncol)
1696 tabs [screen.cur.col] = !!mode; 1697 tabs [screen.cur.col] = !!mode;
… …
1701 * Set reverse/normal video 1702 * Set reverse/normal video
1702 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1703 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1703 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1704 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1704 */ 1705 */
1705void 1706void
1706rxvt_term::scr_rvideo_mode (bool on) NOTHROW 1707rxvt_term::scr_rvideo_mode (bool on) noexcept
1707{ 1708{
1708 rvideo_mode = on; 1709 rvideo_mode = on;
1709 1710
1710#ifndef NO_BELL 1711#ifndef NO_BELL
1711 on ^= rvideo_bell; 1712 on ^= rvideo_bell;
… …
1713 1714
1714 if (rvideo_state != on) 1715 if (rvideo_state != on)
1715 { 1716 {
1716 rvideo_state = on; 1717 rvideo_state = on;
1717 1718
1719#if OFF_FOCUS_FADING
1720 if (rs[Rs_fade])
1721 {
1722 ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
1723 ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
1724 }
1725 else
1726#endif
1718 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1727 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1719#ifdef HAVE_IMG 1728#ifdef HAVE_IMG
1720 if (bg_img == 0) 1729 if (bg_img == 0)
1721#endif 1730#endif
1722 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1731 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
… …
1735/* 1744/*
1736 * Report current cursor position 1745 * Report current cursor position
1737 * XTERM_SEQ: Report position: ESC [ 6 n 1746 * XTERM_SEQ: Report position: ESC [ 6 n
1738 */ 1747 */
1739void ecb_cold 1748void ecb_cold
1740rxvt_term::scr_report_position () NOTHROW 1749rxvt_term::scr_report_position () noexcept
1741{ 1750{
1742 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1751 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1743} 1752}
1744 1753
1745/* ------------------------------------------------------------------------- * 1754/* ------------------------------------------------------------------------- *
… …
1748 1757
1749/* 1758/*
1750 * Set font style 1759 * Set font style
1751 */ 1760 */
1752void ecb_cold 1761void ecb_cold
1753rxvt_term::set_font_style () NOTHROW 1762rxvt_term::set_font_style () noexcept
1754{ 1763{
1755#if 0 1764#if 0
1756 switch (charsets [screen.charset]) 1765 switch (charsets [screen.charset])
1757 { 1766 {
1758 case '0': /* DEC Special Character & Line Drawing Set */ 1767 case '0': /* DEC Special Character & Line Drawing Set */
… …
1780 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1789 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1781 * XTERM_SEQ: Invoke G2 character set: ESC N 1790 * XTERM_SEQ: Invoke G2 character set: ESC N
1782 * XTERM_SEQ: Invoke G3 character set: ESC O 1791 * XTERM_SEQ: Invoke G3 character set: ESC O
1783 */ 1792 */
1784void ecb_cold 1793void ecb_cold
1785rxvt_term::scr_charset_choose (int set) NOTHROW 1794rxvt_term::scr_charset_choose (int set) noexcept
1786{ 1795{
1787 screen.charset = set; 1796 screen.charset = set;
1788 set_font_style (); 1797 set_font_style ();
1789} 1798}
1790 1799
… …
1796 * XTERM_SEQ: Set G2 character set: ESC * <C> 1805 * XTERM_SEQ: Set G2 character set: ESC * <C>
1797 * XTERM_SEQ: Set G3 character set: ESC + <C> 1806 * XTERM_SEQ: Set G3 character set: ESC + <C>
1798 * See set_font_style for possible values for <C> 1807 * See set_font_style for possible values for <C>
1799 */ 1808 */
1800void 1809void
1801rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW 1810rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1802{ 1811{
1803 charsets[set] = (unsigned char)ch; 1812 charsets[set] = (unsigned char)ch;
1804 set_font_style (); 1813 set_font_style ();
1805} 1814}
1806 1815
… …
1811 1820
1812/* 1821/*
1813 * refresh matching text. 1822 * refresh matching text.
1814 */ 1823 */
1815bool ecb_cold 1824bool ecb_cold
1816rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1825rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1817{ 1826{
1818 bool found = false; 1827 bool found = false;
1819 1828
1820 for (int i = 0; i < nrow; i++) 1829 for (int i = 0; i < nrow; i++)
1821 { 1830 {
… …
1840 PART_END, 1849 PART_END,
1841 RC_COUNT 1850 RC_COUNT
1842}; 1851};
1843 1852
1844void ecb_hot 1853void ecb_hot
1845rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1854rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1846{ 1855{
1847 int i; 1856 int i;
1848 row_col_t rc[RC_COUNT]; 1857 row_col_t rc[RC_COUNT];
1849 1858
1850 if (!drawn_buf) /* sanity check */ 1859 if (!drawn_buf) /* sanity check */
… …
1884/* ------------------------------------------------------------------------- */ 1893/* ------------------------------------------------------------------------- */
1885/* 1894/*
1886 * Refresh the entire screen 1895 * Refresh the entire screen
1887 */ 1896 */
1888void 1897void
1889rxvt_term::scr_touch (bool refresh) NOTHROW 1898rxvt_term::scr_touch (bool refresh) noexcept
1890{ 1899{
1891 scr_expose (0, 0, vt_width, vt_height, refresh); 1900 scr_expose (0, 0, vt_width, vt_height, refresh);
1892} 1901}
1893 1902
1894/* ------------------------------------------------------------------------- */ 1903/* ------------------------------------------------------------------------- */
1895/* 1904/*
1896 * Move the display so that the line represented by scrollbar value Y is at 1905 * Move the display so that the line represented by scrollbar value Y is at
1897 * the top of the screen 1906 * the top of the screen
1898 */ 1907 */
1899void 1908void
1900rxvt_term::scr_move_to (int y, int len) NOTHROW 1909rxvt_term::scr_move_to (int y, int len) noexcept
1901{ 1910{
1902 // lerp (y, 0, len, top_row, nrow - 1) 1911 // lerp (y, 0, len, top_row, nrow - 1)
1903 scr_changeview (top_row + (nrow - 1 - top_row) * y / len); 1912 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1904} 1913}
1905 1914
… …
1907/* 1916/*
1908 * Page the screen up/down nlines 1917 * Page the screen up/down nlines
1909 * direction should be UP or DN 1918 * direction should be UP or DN
1910 */ 1919 */
1911bool 1920bool
1912rxvt_term::scr_page (int nlines) NOTHROW 1921rxvt_term::scr_page (int nlines) noexcept
1913{ 1922{
1914 return scr_changeview (view_start - nlines); 1923 return scr_changeview (view_start - nlines);
1915} 1924}
1916 1925
1917bool 1926bool
1918rxvt_term::scr_changeview (int new_view_start) NOTHROW 1927rxvt_term::scr_changeview (int new_view_start) noexcept
1919{ 1928{
1920 clamp_it (new_view_start, top_row, 0); 1929 clamp_it (new_view_start, top_row, 0);
1921 1930
1922 if (new_view_start == view_start) 1931 if (new_view_start == view_start)
1923 return false; 1932 return false;
… …
1941} 1950}
1942#endif 1951#endif
1943 1952
1944/* ------------------------------------------------------------------------- */ 1953/* ------------------------------------------------------------------------- */
1945void 1954void
1946rxvt_term::scr_bell () NOTHROW 1955rxvt_term::scr_bell () noexcept
1947{ 1956{
1948#ifndef NO_BELL 1957#ifndef NO_BELL
1949 1958
1950# ifndef NO_MAPALERT 1959# ifndef NO_MAPALERT
1951# ifdef MAPALERT_OPTION 1960# ifdef MAPALERT_OPTION
… …
1973#endif 1982#endif
1974} 1983}
1975 1984
1976/* ------------------------------------------------------------------------- */ 1985/* ------------------------------------------------------------------------- */
1977void ecb_cold 1986void ecb_cold
1978rxvt_term::scr_printscreen (int fullhist) NOTHROW 1987rxvt_term::scr_printscreen (int fullhist) noexcept
1979{ 1988{
1980#ifdef PRINTPIPE 1989#ifdef PRINTPIPE
1981 int nrows, row_start; 1990 int nrows, row_start;
1982 FILE *fd = popen_printer (); 1991 FILE *fd = popen_printer ();
1983 1992
… …
2032 * Refresh the screen 2041 * Refresh the screen
2033 * drawn_text/drawn_rend contain the screen information before the update. 2042 * drawn_text/drawn_rend contain the screen information before the update.
2034 * screen.text/screen.rend contain what the screen will change to. 2043 * screen.text/screen.rend contain what the screen will change to.
2035 */ 2044 */
2036void ecb_hot 2045void ecb_hot
2037rxvt_term::scr_refresh () NOTHROW 2046rxvt_term::scr_refresh () noexcept
2038{ 2047{
2039 int16_t col, row, /* column/row we're processing */ 2048 int16_t col, row, /* column/row we're processing */
2040 ocrow; /* old cursor row */ 2049 ocrow; /* old cursor row */
2041 int i; /* tmp */ 2050 int i; /* tmp */
2042 rend_t ccol1, /* Cursor colour */ 2051 rend_t ccol1, /* Cursor colour */
… …
2118 ccol2 = bgcolor_of (rstyle); 2127 ccol2 = bgcolor_of (rstyle);
2119#else 2128#else
2120 ccol2 = Color_bg; 2129 ccol2 = Color_bg;
2121#endif 2130#endif
2122 2131
2123 if (focus && cursor_type != 2) 2132 if (focus && cursor_type == 0)
2124 { 2133 {
2125 rend_t rend = cur_rend; 2134 rend_t rend = cur_rend;
2126 2135
2127 if (cursor_type == 1)
2128 rend ^= RS_Uline;
2129 else
2130 {
2131 rend ^= RS_RVid; 2136 rend ^= RS_RVid;
2132 rend = SET_FGCOLOR (rend, ccol1); 2137 rend = SET_FGCOLOR (rend, ccol1);
2133 rend = SET_BGCOLOR (rend, ccol2); 2138 rend = SET_BGCOLOR (rend, ccol2);
2134 }
2135 2139
2136 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend); 2140 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2137 } 2141 }
2138 } 2142 }
2139 2143
2140 /* make sure no outline cursor is left around */ 2144 /* make sure no outline cursor is left around */
2141 if (ocrow != -1) 2145 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2142 {
2143 if (screen.cur.row - view_start != ocrow
2144 || screen.cur.col != oldcursor.col || !showcursor)
2145 {
2146 if (ocrow < nrow
2147 && oldcursor.col < ncol)
2148 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2146 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2149 }
2150 }
2151 2147
2152 // save the current cursor coordinates if the cursor is visible 2148 // save the current cursor coordinates if the cursor is visible
2153 // and either the window is unfocused or the cursor style is 2149 // and either the window is unfocused or the cursor style is
2154 // vertical bar, so as to clear the outline cursor in the next 2150 // underline or vertical bar, so as to clear the outline cursor in
2155 // refresh if the cursor moves or becomes invisible 2151 // the next refresh if the cursor moves or becomes invisible
2156 if (showcursor && (!focus || cursor_type == 2) && screen.cur.row - view_start < nrow) 2152 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2157 { 2153 {
2158 oldcursor.row = screen.cur.row - view_start; 2154 oldcursor.row = screen.cur.row - view_start;
2159 oldcursor.col = screen.cur.col; 2155 oldcursor.col = screen.cur.col;
2160 } 2156 }
2161 else 2157 else
… …
2248 int ypixel = (int)Row2Pixel (row); 2244 int ypixel = (int)Row2Pixel (row);
2249 2245
2250 for (col = 0; col < ncol; col++) 2246 for (col = 0; col < ncol; col++)
2251 { 2247 {
2252 /* compare new text with old - if exactly the same then continue */ 2248 /* compare new text with old - if exactly the same then continue */
2253 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2249 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2254 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2255 || (stp[col] == ' ' /* space w/ no background change */
2256 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2257 continue; 2250 continue;
2258 2251
2259 // redraw one or more characters 2252 // redraw one or more characters
2260 2253
2261 // seek to the beginning of wide characters 2254 // seek to the beginning of wide characters
… …
2458 */ 2451 */
2459 if (showcursor) 2452 if (showcursor)
2460 { 2453 {
2461 if (focus) 2454 if (focus)
2462 { 2455 {
2463 if (cursor_type != 2) 2456 if (cursor_type == 0)
2464 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend); 2457 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2465 else if (oldcursor.row >= 0) 2458 else if (oldcursor.row >= 0)
2466 { 2459 {
2467 XSetForeground (dpy, gc, pix_colors[ccol1]); 2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2461 if (cursor_type == 1)
2468 XFillRectangle (dpy, vt, gc, 2462 XFillRectangle (dpy, vt, gc,
2469 Col2Pixel (cur_col), 2463 Col2Pixel (cur_col),
2464 Row2Pixel (oldcursor.row + 1) - 2,
2465 Width2Pixel (1),
2466 2);
2467 else
2468 XFillRectangle (dpy, vt, gc,
2469 Col2Pixel (cur_col),
2470 Row2Pixel (oldcursor.row), 2470 Row2Pixel (oldcursor.row),
2471 1, 2471 2,
2472 Height2Pixel (1)); 2472 Height2Pixel (1));
2473 } 2473 }
2474 } 2474 }
2475 else if (oldcursor.row >= 0) 2475 else if (oldcursor.row >= 0)
2476 { 2476 {
2477 XSetForeground (dpy, gc, pix_colors[ccol1]); 2477 XSetForeground (dpy, gc, pix_colors[ccol1]);
… …
2498 num_scr = 0; 2498 num_scr = 0;
2499 num_scr_allow = 1; 2499 num_scr_allow = 1;
2500} 2500}
2501 2501
2502void ecb_cold 2502void ecb_cold
2503rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2503rxvt_term::scr_remap_chars (line_t &l) noexcept
2504{ 2504{
2505 if (!l.valid ()) 2505 if (!l.valid ())
2506 return; 2506 return;
2507 2507
2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
… …
2510 for (int i = ncol; i--; ) 2510 for (int i = ncol; i--; )
2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2512} 2512}
2513 2513
2514void ecb_cold 2514void ecb_cold
2515rxvt_term::scr_remap_chars () NOTHROW 2515rxvt_term::scr_remap_chars () noexcept
2516{ 2516{
2517 for (int i = total_rows; i--; ) 2517 for (int i = total_rows; i--; )
2518 scr_remap_chars (row_buf [i]); 2518 scr_remap_chars (row_buf [i]);
2519 2519
2520 for (int i = nrow; i--; ) 2520 for (int i = nrow; i--; )
… …
2523 scr_remap_chars (swap_buf [i]); 2523 scr_remap_chars (swap_buf [i]);
2524 } 2524 }
2525} 2525}
2526 2526
2527void ecb_cold 2527void ecb_cold
2528rxvt_term::scr_recolour (bool refresh) NOTHROW 2528rxvt_term::scr_recolor (bool refresh) noexcept
2529{ 2529{
2530 bool transparent = false; 2530 bool transparent = false;
2531 2531
2532#ifdef HAVE_IMG 2532#ifdef HAVE_IMG
2533 if (bg_img != 0) 2533 if (bg_img != 0)
… …
2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2555 } 2555 }
2556 2556
2557 XClearWindow (dpy, parent); 2557 XClearWindow (dpy, parent);
2558 2558
2559 if (scrollBar.win) 2559 if (scrollBar.state && scrollBar.win)
2560 { 2560 {
2561 if (transparent) 2561 if (transparent)
2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); 2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2563 else 2563 else
2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]); 2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
… …
2574 want_refresh = 1; 2574 want_refresh = 1;
2575} 2575}
2576 2576
2577/* ------------------------------------------------------------------------- */ 2577/* ------------------------------------------------------------------------- */
2578void 2578void
2579rxvt_term::scr_clear (bool really) NOTHROW 2579rxvt_term::scr_clear (bool really) noexcept
2580{ 2580{
2581 if (!mapped) 2581 if (!mapped)
2582 return; 2582 return;
2583 2583
2584 num_scr_allow = 0; 2584 num_scr_allow = 0;
… …
2587 if (really) 2587 if (really)
2588 XClearWindow (dpy, vt); 2588 XClearWindow (dpy, vt);
2589} 2589}
2590 2590
2591void 2591void
2592rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW 2592rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2593{ 2593{
2594 int view_end = view_start + nrow; 2594 int view_end = view_start + nrow;
2595 int row, col; 2595 int row, col;
2596 2596
2597 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++) 2597 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
… …
2609 srp[col] ^= rstyle2; 2609 srp[col] ^= rstyle2;
2610 } 2610 }
2611} 2611}
2612 2612
2613void 2613void
2614rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW 2614rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2615{ 2615{
2616 int view_end = view_start + nrow; 2616 int view_end = view_start + nrow;
2617 int row, col; 2617 int row, col;
2618 2618
2619 if (beg_row >= view_start) 2619 if (beg_row >= view_start)
… …
2636 srp[col] ^= rstyle; 2636 srp[col] ^= rstyle;
2637} 2637}
2638 2638
2639/* ------------------------------------------------------------------------- */ 2639/* ------------------------------------------------------------------------- */
2640void ecb_hot 2640void ecb_hot
2641rxvt_term::scr_reverse_selection () NOTHROW 2641rxvt_term::scr_reverse_selection () noexcept
2642{ 2642{
2643 if (selection.op 2643 if (selection.op
2644 && current_screen == selection.screen 2644 && current_screen == selection.screen
2645 && selection.end.row >= view_start) 2645 && selection.end.row >= view_start)
2646 { 2646 {
… …
2662 * Dump the whole scrollback and screen to the passed filedescriptor. The 2662 * Dump the whole scrollback and screen to the passed filedescriptor. The
2663 * invoking routine must close the fd. 2663 * invoking routine must close the fd.
2664 */ 2664 */
2665#if 0 2665#if 0
2666void 2666void
2667rxvt_term::scr_dump (int fd) NOTHROW 2667rxvt_term::scr_dump (int fd) noexcept
2668{ 2668{
2669 // if this method is needed, it can be implemented by factoring the 2669 // if this method is needed, it can be implemented by factoring the
2670 // relevant code in scr_printscreen 2670 // relevant code in scr_printscreen
2671} 2671}
2672#endif 2672#endif
2673 2673
2674/* ------------------------------------------------------------------------- * 2674/* ------------------------------------------------------------------------- *
2675 * CHARACTER SELECTION * 2675 * CHARACTER SELECTION *
2676 * ------------------------------------------------------------------------- */ 2676 * ------------------------------------------------------------------------- */
2677void 2677void
2678rxvt_term::selection_check (int check_more) NOTHROW 2678rxvt_term::selection_check (int check_more) noexcept
2679{ 2679{
2680 if (!selection.op) 2680 if (!selection.op)
2681 return; 2681 return;
2682 2682
2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
… …
2689 && ROWCOL_IS_BEFORE (screen.cur, selection.end))) 2689 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2690 CLEAR_ALL_SELECTION (); 2690 CLEAR_ALL_SELECTION ();
2691} 2691}
2692 2692
2693void 2693void
2694rxvt_term::selection_changed () NOTHROW 2694rxvt_term::selection_changed () noexcept
2695{ 2695{
2696 line_t &r1 = ROW (selection.beg.row); 2696 line_t &r1 = ROW (selection.beg.row);
2697 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR) 2697 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2698 ++selection.beg.col; 2698 ++selection.beg.col;
2699 2699
… …
2707/* ------------------------------------------------------------------------- */ 2707/* ------------------------------------------------------------------------- */
2708/* 2708/*
2709 * Paste a selection direct to the command fd 2709 * Paste a selection direct to the command fd
2710 */ 2710 */
2711void 2711void
2712rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW 2712rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2713{ 2713{
2714 /* convert normal newline chars into common keyboard Return key sequence */ 2714 /* convert normal newline chars into common keyboard Return key sequence */
2715 for (unsigned int i = 0; i < len; i++) 2715 for (unsigned int i = 0; i < len; i++)
2716 if (data[i] == C0_LF) 2716 if (data[i] == C0_LF)
2717 data[i] = C0_CR; 2717 data[i] = C0_CR;
… …
2724 if (priv_modes & PrivMode_BracketPaste) 2724 if (priv_modes & PrivMode_BracketPaste)
2725 tt_printf ("\x1b[201~"); 2725 tt_printf ("\x1b[201~");
2726} 2726}
2727 2727
2728void 2728void
2729rxvt_term::paste (char *data, unsigned int len) NOTHROW 2729rxvt_term::paste (char *data, unsigned int len) noexcept
2730{ 2730{
2731 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END))) 2731 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2732 return; 2732 return;
2733 2733
2734 tt_paste (data, len); 2734 tt_paste (data, len);
… …
2740 * if the requested selection has no owner or is empty CUT_BUFFER0 is used 2740 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2741 * as fallback 2741 * as fallback
2742 * EXT: button 2 release 2742 * EXT: button 2 release
2743 */ 2743 */
2744void 2744void
2745rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2745rxvt_term::selection_request (Time tm, int selnum) noexcept
2746{ 2746{
2747 if (!selection_req) 2747 if (!selection_req)
2748 { 2748 {
2749 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this); 2749 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2750 selection_req->run (); 2750 selection_req->run ();
… …
2755/* 2755/*
2756 * Clear all selected text 2756 * Clear all selected text
2757 * EXT: SelectionClear 2757 * EXT: SelectionClear
2758 */ 2758 */
2759void 2759void
2760rxvt_term::selection_clear (bool clipboard) NOTHROW 2760rxvt_term::selection_clear (bool clipboard) noexcept
2761{ 2761{
2762 if (!clipboard) 2762 if (!clipboard)
2763 { 2763 {
2764 want_refresh = 1; 2764 want_refresh = 1;
2765 free (selection.text); 2765 free (selection.text);
… …
2850 if (*t == NOCHAR) 2850 if (*t == NOCHAR)
2851 t++; 2851 t++;
2852#if ENABLE_COMBINING 2852#if ENABLE_COMBINING
2853 else if (IS_COMPOSE (*t)) 2853 else if (IS_COMPOSE (*t))
2854 { 2854 {
2855 int len = rxvt_composite.expand (*t, 0); 2855 int len = rxvt_composite.expand (*t);
2856 2856
2857 extra -= (len - 1); 2857 extra -= (len - 1);
2858 2858
2859 if (extra < 0) 2859 if (extra < 0)
2860 { 2860 {
… …
2907 2907
2908 selection_grab (tm); 2908 selection_grab (tm);
2909} 2909}
2910 2910
2911bool 2911bool
2912rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW 2912rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2913{ 2913{
2914 Atom sel; 2914 Atom sel;
2915 2915
2916 if (!clipboard) 2916 if (!clipboard)
2917 { 2917 {
… …
2951/* 2951/*
2952 * Mark or select text based upon number of clicks: 1, 2, or 3 2952 * Mark or select text based upon number of clicks: 1, 2, or 3
2953 * EXT: button 1 press 2953 * EXT: button 1 press
2954 */ 2954 */
2955void ecb_cold 2955void ecb_cold
2956rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2956rxvt_term::selection_click (int clicks, int x, int y) noexcept
2957{ 2957{
2958 clicks = ((clicks - 1) % 3) + 1; 2958 clicks = ((clicks - 1) % 3) + 1;
2959 selection.clicks = clicks; /* save clicks so extend will work */ 2959 selection.clicks = clicks; /* save clicks so extend will work */
2960 2960
2961 if (clicks == 2 && !selection.rect 2961 if (clicks == 2 && !selection.rect
… …
2980/* ------------------------------------------------------------------------- */ 2980/* ------------------------------------------------------------------------- */
2981/* 2981/*
2982 * Mark a selection at the specified col/row 2982 * Mark a selection at the specified col/row
2983 */ 2983 */
2984void ecb_cold 2984void ecb_cold
2985rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2985rxvt_term::selection_start_colrow (int col, int row) noexcept
2986{ 2986{
2987 want_refresh = 1; 2987 want_refresh = 1;
2988 2988
2989 selection.mark.row = row + view_start; 2989 selection.mark.row = row + view_start;
2990 selection.mark.col = col; 2990 selection.mark.col = col;
… …
3017#define DELIMIT_TEXT(x) \ 3017#define DELIMIT_TEXT(x) \
3018 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3018 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3019#define DELIMIT_REND(x) 1 3019#define DELIMIT_REND(x) 1
3020 3020
3021void ecb_cold 3021void ecb_cold
3022rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3022rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
3023{ 3023{
3024 int col, row, dirnadd, tcol, trow, w1, w2; 3024 int col, row, dirnadd, tcol, trow, w1, w2;
3025 row_col_t bound; 3025 row_col_t bound;
3026 text_t *stp; 3026 text_t *stp;
3027 rend_t *srp; 3027 rend_t *srp;
… …
3101 * flag == 0 ==> button 1 3101 * flag == 0 ==> button 1
3102 * flag == 1 ==> button 3 press 3102 * flag == 1 ==> button 3 press
3103 * flag == 2 ==> button 3 motion 3103 * flag == 2 ==> button 3 motion
3104 */ 3104 */
3105void ecb_cold 3105void ecb_cold
3106rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3106rxvt_term::selection_extend (int x, int y, int flag) noexcept
3107{ 3107{
3108 int col = clamp (Pixel2Col (x), 0, ncol); 3108 int col = clamp (Pixel2Col (x), 0, ncol);
3109 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3109 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3110 3110
3111 /* 3111 /*
… …
3137/* ------------------------------------------------------------------------- */ 3137/* ------------------------------------------------------------------------- */
3138/* 3138/*
3139 * Extend the selection to the specified col/row 3139 * Extend the selection to the specified col/row
3140 */ 3140 */
3141void ecb_cold 3141void ecb_cold
3142rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3142rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3143{ 3143{
3144 row_col_t pos; 3144 row_col_t pos;
3145 enum { 3145 enum {
3146 LEFT, RIGHT 3146 LEFT, RIGHT
3147 } closeto = RIGHT; 3147 } closeto = RIGHT;
… …
3338 selection_changed (); 3338 selection_changed ();
3339} 3339}
3340 3340
3341#if !ENABLE_MINIMAL 3341#if !ENABLE_MINIMAL
3342void ecb_cold 3342void ecb_cold
3343rxvt_term::selection_remove_trailing_spaces () NOTHROW 3343rxvt_term::selection_remove_trailing_spaces () noexcept
3344{ 3344{
3345 int32_t end_col, end_row; 3345 int32_t end_col, end_row;
3346 text_t *stp; 3346 text_t *stp;
3347 3347
3348 end_col = selection.end.col; 3348 end_col = selection.end.col;
… …
3386/* 3386/*
3387 * Double click on button 3 when already selected 3387 * Double click on button 3 when already selected
3388 * EXT: button 3 double click 3388 * EXT: button 3 double click
3389 */ 3389 */
3390void ecb_cold 3390void ecb_cold
3391rxvt_term::selection_rotate (int x, int y) NOTHROW 3391rxvt_term::selection_rotate (int x, int y) noexcept
3392{ 3392{
3393 selection.clicks = selection.clicks % 3 + 1; 3393 selection.clicks = selection.clicks % 3 + 1;
3394 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3394 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3395} 3395}
3396 3396
… …
3398/* 3398/*
3399 * Respond to a request for our current selection 3399 * Respond to a request for our current selection
3400 * EXT: SelectionRequest 3400 * EXT: SelectionRequest
3401 */ 3401 */
3402void ecb_cold 3402void ecb_cold
3403rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3403rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3404{ 3404{
3405 Atom property = rq.property == None ? rq.target : rq.property; 3405 Atom property = rq.property == None ? rq.target : rq.property;
3406 XSelectionEvent ev; 3406 XSelectionEvent ev;
3407 3407
3408 ev.type = SelectionNotify; 3408 ev.type = SelectionNotify;
… …
3500 cl = selection.clip_text; 3500 cl = selection.clip_text;
3501 selectlen = selection.clip_len; 3501 selectlen = selection.clip_len;
3502 } 3502 }
3503 else 3503 else
3504 { 3504 {
3505 cl = L""; 3505 cl = (wchar_t *)L"";
3506 selectlen = 0; 3506 selectlen = 0;
3507 } 3507 }
3508 3508
3509#if !ENABLE_MINIMAL 3509#if !ENABLE_MINIMAL
3510 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3510 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
… …
3542} 3542}
3543 3543
3544/* ------------------------------------------------------------------------- */ 3544/* ------------------------------------------------------------------------- */
3545#if USE_XIM 3545#if USE_XIM
3546void ecb_cold 3546void ecb_cold
3547rxvt_term::im_set_position (XPoint &pos) NOTHROW 3547rxvt_term::im_set_position (XPoint &pos) noexcept
3548{ 3548{
3549 XWindowAttributes xwa; 3549 XWindowAttributes xwa;
3550 3550
3551 XGetWindowAttributes (dpy, vt, &xwa); 3551 XGetWindowAttributes (dpy, vt, &xwa);
3552 3552
… …
3555} 3555}
3556#endif 3556#endif
3557 3557
3558#if ENABLE_OVERLAY 3558#if ENABLE_OVERLAY
3559void 3559void
3560rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW 3560rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3561{ 3561{
3562 if (nrow < 1 || ncol < 1) 3562 if (nrow < 1 || ncol < 1)
3563 return; 3563 return;
3564 3564
3565 want_refresh = 1; 3565 want_refresh = 1;
… …
3610 *rp = r; 3610 *rp = r;
3611 } 3611 }
3612} 3612}
3613 3613
3614void 3614void
3615rxvt_term::scr_overlay_off () NOTHROW 3615rxvt_term::scr_overlay_off () noexcept
3616{ 3616{
3617 if (!ov.text) 3617 if (!ov.text)
3618 return; 3618 return;
3619 3619
3620 want_refresh = 1; 3620 want_refresh = 1;
… …
3628 delete [] ov.text; ov.text = 0; 3628 delete [] ov.text; ov.text = 0;
3629 delete [] ov.rend; ov.rend = 0; 3629 delete [] ov.rend; ov.rend = 0;
3630} 3630}
3631 3631
3632void 3632void
3633rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3633rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3634{ 3634{
3635 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2) 3635 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3636 return; 3636 return;
3637 3637
3638 x++, y++; 3638 x++, y++;
… …
3640 ov.text[y][x] = text; 3640 ov.text[y][x] = text;
3641 ov.rend[y][x] = rend; 3641 ov.rend[y][x] = rend;
3642} 3642}
3643 3643
3644void 3644void
3645rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3645rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3646{ 3646{
3647 while (*s) 3647 while (*s)
3648 scr_overlay_set (x++, y, *s++); 3648 scr_overlay_set (x++, y, *s++);
3649} 3649}
3650 3650
3651void 3651void
3652rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW 3652rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3653{ 3653{
3654 while (*s) 3654 while (*s)
3655 { 3655 {
3656 text_t t = *s++; 3656 text_t t = *s++;
3657 int width = WCWIDTH (t); 3657 int width = WCWIDTH (t);
… …
3663 } 3663 }
3664 } 3664 }
3665} 3665}
3666 3666
3667void 3667void
3668rxvt_term::scr_swap_overlay () NOTHROW 3668rxvt_term::scr_swap_overlay () noexcept
3669{ 3669{
3670 if (!ov.text) 3670 if (!ov.text)
3671 return; 3671 return;
3672 3672
3673 // hide cursor if it is within the overlay area 3673 // hide cursor if it is within the overlay area

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