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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.284 by ayin, Mon Nov 26 11:20:16 2007 UTC vs.
Revision 1.320 by root, Tue Nov 4 23:20:17 2008 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * 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 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86 86
87/* 87/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91 */ 89 */
92#define drawBuffer vt
93
94#define CLEAR_ROWS(row, num) \
95 if (mapped) \
96 XClearArea (dpy, drawBuffer, 0, \
97 Row2Pixel (row), (unsigned int)width, \
98 (unsigned int)Height2Pixel (num), False)
99
100#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
101 if (mapped) \ 91 if (mapped) \
102 XClearArea (dpy, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
103 (unsigned int)Width2Pixel (num), \ 93 (unsigned int)Width2Pixel (num), \
104 (unsigned int)Height2Pixel (1), False) 94 (unsigned int)Height2Pixel (1), False)
105
106#define ERASE_ROWS(row, num) \
107 XFillRectangle (dpy, drawBuffer, gc, \
108 0, Row2Pixel (row), \
109 (unsigned int)width, \
110 (unsigned int)Height2Pixel (num))
111 95
112/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
113 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
114 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
115 99
… …
148 132
149 l.l = 0; 133 l.l = 0;
150 l.f = 0; 134 l.f = 0;
151} 135}
152 136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
154}
155
153/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
156 159
157void 160void
158rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
159{ 162{
160#if ENABLE_OVERLAY 163 scr_soft_reset ();
161 scr_overlay_off ();
162#endif
163
164 rvideo_mode = false;
165 view_start = 0; 164 view_start = 0;
165
166 num_scr = 0; 166 num_scr = 0;
167 167
168 if (ncol == 0) 168 if (ncol == 0)
169 ncol = 80; 169 ncol = 80;
170 170
171 if (nrow == 0) 171 if (nrow == 0)
172 nrow = 24; 172 nrow = 24;
173 173
174 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 175 return;
176
177 if (current_screen != PRIMARY)
178 scr_swap_screen ();
179 176
180 // we need at least two lines for wrapping to work correctly 177 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2) 178 while (nrow + saveLines < 2)
182 { 179 {
183 //TODO//FIXME 180 //TODO//FIXME
… …
396 delete old_ta; 393 delete old_ta;
397 delete old_ra; 394 delete old_ra;
398 395
399 clamp_it (screen.cur.row, 0, nrow - 1); 396 clamp_it (screen.cur.row, 0, nrow - 1);
400 clamp_it (screen.cur.col, 0, ncol - 1); 397 clamp_it (screen.cur.col, 0, ncol - 1);
401
402 free (tabs);
403 } 398 }
404 399
405 CLEAR_ALL_SELECTION (); 400 CLEAR_ALL_SELECTION ();
406 401
407 prev_nrow = nrow; 402 prev_nrow = nrow;
408 prev_ncol = ncol; 403 prev_ncol = ncol;
409
410 tabs = (char *)rxvt_malloc (ncol);
411
412 for (int col = ncol; --col; )
413 tabs [col] = col % TABSIZE == 0;
414
415 if (current_screen != PRIMARY)
416 scr_swap_screen ();
417 404
418 tt_winch (); 405 tt_winch ();
419 406
420 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 407 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
421} 408}
… …
433 delete ralloc; ralloc = 0; 420 delete ralloc; ralloc = 0;
434 421
435 free (row_buf); 422 free (row_buf);
436 free (swap_buf); 423 free (swap_buf);
437 free (drawn_buf); 424 free (drawn_buf);
425 row_buf = 0; // signal that we freed all the arrays above
426
438 free (tabs); 427 free (tabs);
439 428 tabs = 0;
440 row_buf = 0; // signal that we freed all the arrays
441 } 429 }
442} 430}
443 431
444/* ------------------------------------------------------------------------- */ 432/* ------------------------------------------------------------------------- */
445/* 433/*
446 * Hard reset 434 * Hard/Soft reset
447 */ 435 */
448void 436void
449rxvt_term::scr_poweron () 437rxvt_term::scr_poweron ()
450{ 438{
451 scr_release (); 439 scr_release ();
452 prev_nrow = prev_ncol = 0; 440 prev_nrow = prev_ncol = 0;
453 scr_reset (); 441 scr_reset ();
454 442
455 scr_clear (true); 443 scr_clear (true);
456 scr_refresh (); 444 scr_refresh ();
445}
446
447void
448rxvt_term::scr_soft_reset ()
449{
450 /* only affects modes, nothing drastic such as clearing the screen */
451#if ENABLE_OVERLAY
452 scr_overlay_off ();
453#endif
454
455 rvideo_mode = false;
456
457 if (current_screen != PRIMARY)
458 scr_swap_screen ();
459
460 free (tabs);
461 tabs = (char *)rxvt_malloc (ncol);
462
463 for (int col = ncol; --col; )
464 tabs [col] = col % TABSIZE == 0;
465
466 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0);
457} 469}
458 470
459/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
… …
596/* 608/*
597 * Change the rendition style for following text 609 * Change the rendition style for following text
598 */ 610 */
599void 611void
600rxvt_term::scr_rendition (int set, int style) NOTHROW 612rxvt_term::scr_rendition (int set, int style) NOTHROW
601 { 613{
602 if (set) 614 if (set)
603 rstyle |= style; 615 rstyle |= style;
604 else if (style == ~RS_None) 616 else if (style == ~RS_None)
605 rstyle = DEFAULT_RSTYLE; 617 rstyle = DEFAULT_RSTYLE;
606 else 618 else
607 rstyle &= ~style; 619 rstyle &= ~style;
608 } 620}
609 621
610/* ------------------------------------------------------------------------- */ 622/* ------------------------------------------------------------------------- */
611/* 623/*
612 * Scroll text between <row1> and <row2> inclusive, by <count> lines 624 * Scroll text between <row1> and <row2> inclusive, by <count> lines
613 * count positive ==> scroll up 625 * count positive ==> scroll up
… …
787 799
788 while (str < strend) 800 while (str < strend)
789 { 801 {
790 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
791 803
792 if (c < 0x20) 804 if (expect_false (c < 0x20))
793 if (c == C0_LF) 805 if (c == C0_LF)
794 { 806 {
795 max_it (line->l, screen.cur.col); 807 max_it (line->l, screen.cur.col);
796 808
797 screen.flags &= ~Screen_WrapNext; 809 screen.flags &= ~Screen_WrapNext;
… …
816 { 828 {
817 scr_tab (1, true); 829 scr_tab (1, true);
818 continue; 830 continue;
819 } 831 }
820 832
833 if (expect_false (
821 if (checksel /* see if we're writing within selection */ 834 checksel /* see if we're writing within selection */
822 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
823 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 836 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 ))
824 { 838 {
825 checksel = 0; 839 checksel = 0;
826 /* 840 /*
827 * If we wrote anywhere in the selected area, kill the selection 841 * If we wrote anywhere in the selected area, kill the selection
828 * XXX: should we kill the mark too? Possibly, but maybe that 842 * XXX: should we kill the mark too? Possibly, but maybe that
829 * should be a similar check. 843 * should be a similar check.
830 */ 844 */
831 CLEAR_SELECTION (); 845 CLEAR_SELECTION ();
832 } 846 }
833 847
834 if (screen.flags & Screen_WrapNext) 848 if (expect_false (screen.flags & Screen_WrapNext))
835 { 849 {
836 scr_do_wrap (); 850 scr_do_wrap ();
837 851
838 line->l = ncol; 852 line->l = ncol;
839 line->is_longer (1); 853 line->is_longer (1);
… …
841 row = screen.cur.row; 855 row = screen.cur.row;
842 line = &ROW(row); /* _must_ refresh */ 856 line = &ROW(row); /* _must_ refresh */
843 } 857 }
844 858
845 // some utf-8 decoders "decode" surrogate characters: let's fix this. 859 // some utf-8 decoders "decode" surrogate characters: let's fix this.
846 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
847 c = 0xfffd; 861 c = 0xfffd;
848 862
849 // rely on wcwidth to tell us the character width, do wcwidth before 863 // rely on wcwidth to tell us the character width, do wcwidth before
850 // further replacements, as wcwidth might return -1 for the line 864 // further replacements, as wcwidth might return -1 for the line
851 // drawing characters below as they might be invalid in the current 865 // drawing characters below as they might be invalid in the current
852 // locale. 866 // locale.
853 int width = WCWIDTH (c); 867 int width = WCWIDTH (c);
854 868
855 if (charsets [screen.charset] == '0') // DEC SPECIAL 869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
856 { 870 {
857 // vt100 special graphics and line drawing 871 // vt100 special graphics and line drawing
858 // 5f-7e standard vt100 872 // 5f-7e standard vt100
859 // 40-5e rxvt extension for extra curses acs chars 873 // 40-5e rxvt extension for extra curses acs chars
860 static uint16_t vt100_0[62] = { // 41 .. 7e 874 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
873 c = vt100_0[c - 0x41]; 887 c = vt100_0[c - 0x41];
874 width = 1; // vt100 line drawing characters are always single-width 888 width = 1; // vt100 line drawing characters are always single-width
875 } 889 }
876 } 890 }
877 891
878 if (screen.flags & Screen_Insert) 892 if (expect_false (screen.flags & Screen_Insert))
879 scr_insdel_chars (width, INSERT); 893 scr_insdel_chars (width, INSERT);
880 894
881 if (width != 0) 895 if (width != 0)
882 { 896 {
883#if !UNICODE_3 897#if !UNICODE_3
… …
889 c = 0xfffd; 903 c = 0xfffd;
890# endif 904# endif
891#endif 905#endif
892 906
893 // nuke the character at this position, if required 907 // nuke the character at this position, if required
908 if (expect_false (
894 if (line->t[screen.cur.col] == NOCHAR 909 line->t[screen.cur.col] == NOCHAR
895 || (screen.cur.col < ncol - 1 910 || (screen.cur.col < ncol - 1
896 && line->t[screen.cur.col + 1] == NOCHAR)) 911 && line->t[screen.cur.col + 1] == NOCHAR)
912 ))
913 scr_kill_char (*line, screen.cur.col);
914
915 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
916
917 // if the character doesn't fit into the remaining columns...
918 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
897 { 919 {
898 int col = screen.cur.col; 920 // ... artificially enlargen the previous one
899
900 // find begin
901 while (col > 0 && line->t[col] == NOCHAR)
902 col--;
903
904 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
905
906 // found begin, nuke
907 do {
908 line->t[col] = ' ';
909 line->r[col] = rend;
910 col++;
911 } while (col < ncol && line->t[col] == NOCHAR);
912 }
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (screen.cur.col > ncol - width && ncol >= width)
918 {
919 // ...output spaces
920 c = ' '; 921 c = NOCHAR;
921 // and try the same character next loop iteration 922 // and try the same character next loop iteration
922 --str; 923 --str;
923 } 924 }
924 925
925 line->touch (); 926 line->touch ();
… …
927 do 928 do
928 { 929 {
929 line->t[screen.cur.col] = c; 930 line->t[screen.cur.col] = c;
930 line->r[screen.cur.col] = rend; 931 line->r[screen.cur.col] = rend;
931 932
932 if (screen.cur.col < ncol - 1) 933 if (expect_true (screen.cur.col < ncol - 1))
933 screen.cur.col++; 934 screen.cur.col++;
934 else 935 else
935 { 936 {
936 line->l = ncol; 937 line->l = ncol;
937 if (screen.flags & Screen_Autowrap) 938 if (screen.flags & Screen_Autowrap)
… …
939 break; 940 break;
940 } 941 }
941 942
942 c = NOCHAR; 943 c = NOCHAR;
943 } 944 }
944 while (--width > 0); 945 while (expect_false (--width > 0));
945 946
946 // pad with spaces when overwriting wide character with smaller one 947 // pad with spaces when overwriting wide character with smaller one
947 if (!width) 948 if (expect_false (!width))
948 { 949 {
949 line->touch (); 950 line->touch ();
950 951
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) 952 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 { 953 {
953 line->t[c] = ' '; 954 line->t[c] = ' ';
954 line->r[c] = rend; 955 line->r[c] = rend;
955 } 956 }
956 } 957 }
957 } 958 }
959#if ENABLE_COMBINING
958 else // width == 0 960 else // width == 0
959 { 961 {
960#if ENABLE_COMBINING 962 if (c != 0xfeff) // ignore BOM
961 // handle combining characters
962 // we just tag the accent on the previous on-screen character.
963 // this is arguably not correct, but also arguably not wrong.
964 // we don't handle double-width characters nicely yet.
965 line_t *linep;
966 text_t *tp;
967 rend_t *rp;
968
969 if (screen.cur.col > 0)
970 { 963 {
964 // handle combining characters
965 // we just tag the accent on the previous on-screen character.
966 // this is arguably not correct, but also arguably not wrong.
967 // we don't handle double-width characters nicely yet.
968 line_t *linep;
969 text_t *tp;
970 rend_t *rp;
971
972 if (screen.cur.col > 0)
973 {
971 linep = line; 974 linep = line;
972 tp = line->t + screen.cur.col - 1; 975 tp = line->t + screen.cur.col - 1;
973 rp = line->r + screen.cur.col - 1; 976 rp = line->r + screen.cur.col - 1;
977 }
978 else if (screen.cur.row > 0
979 && ROW(screen.cur.row - 1).is_longer ())
980 {
981 linep = &ROW(screen.cur.row - 1);
982 tp = line->t + ncol - 1;
983 rp = line->r + ncol - 1;
984 }
985 else
986 continue;
987
988 linep->touch ();
989
990 while (*tp == NOCHAR && tp > linep->t)
991 tp--, rp--;
992
993 // first try to find a precomposed character
994 unicode_t n = rxvt_compose (*tp, c);
995 if (n == NOCHAR)
996 n = rxvt_composite.compose (*tp, c);
997
998 *tp = n;
999 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
974 } 1000 }
975 else if (screen.cur.row > 0
976 && ROW(screen.cur.row - 1).is_longer ())
977 {
978 linep = &ROW(screen.cur.row - 1);
979 tp = line->t + ncol - 1;
980 rp = line->r + ncol - 1;
981 } 1001 }
982 else
983 continue;
984
985 linep->touch ();
986
987 while (*tp == NOCHAR && tp > linep->t)
988 tp--, rp--;
989
990 // first try to find a precomposed character
991 unicode_t n = rxvt_compose (*tp, c);
992 if (n == NOCHAR)
993 n = rxvt_composite.compose (*tp, c);
994
995 *tp = n;
996 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
997#endif 1002#endif
998 }
999 } 1003 }
1000 1004
1001 max_it (line->l, screen.cur.col); 1005 max_it (line->l, screen.cur.col);
1002 1006
1003#ifdef DEBUG_STRICT 1007#ifdef DEBUG_STRICT
… …
1011 * XTERM_SEQ: CTRL-H 1015 * XTERM_SEQ: CTRL-H
1012 */ 1016 */
1013void 1017void
1014rxvt_term::scr_backspace () NOTHROW 1018rxvt_term::scr_backspace () NOTHROW
1015{ 1019{
1016 want_refresh = 1;
1017
1018 if (screen.cur.col == 0) 1020 if (screen.cur.col == 0)
1019 { 1021 {
1020 if (screen.cur.row > 0) 1022 if (screen.cur.row > 0)
1021 { 1023 {
1022#ifdef TERMCAP_HAS_BW 1024#ifdef TERMCAP_HAS_BW
1023 screen.cur.col = ncol - 1; 1025 screen.cur.col = ncol - 1;
1024 screen.cur.row--; 1026 --screen.cur.row;
1025 return; 1027
1028 want_refresh = 1;
1026#endif 1029#endif
1027 } 1030 }
1028 } 1031 }
1029 else if (!(screen.flags & Screen_WrapNext)) 1032 else
1030 scr_gotorc (0, -1, RELATIVE); 1033 scr_gotorc (0, -1, RELATIVE);
1031
1032 screen.flags &= ~Screen_WrapNext;
1033} 1034}
1034 1035
1035/* ------------------------------------------------------------------------- */ 1036/* ------------------------------------------------------------------------- */
1036/* 1037/*
1037 * Process Horizontal Tab 1038 * Process Horizontal Tab
… …
1230/* 1231/*
1231 * Erase part or whole of a line 1232 * Erase part or whole of a line
1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1233 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1234 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1235 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1236 * extension: clear to right unless wrapped: ESC [ 3 K
1235 */ 1237 */
1236void 1238void
1237rxvt_term::scr_erase_line (int mode) NOTHROW 1239rxvt_term::scr_erase_line (int mode) NOTHROW
1238{ 1240{
1239 unsigned int col, num; 1241 unsigned int col, num;
… …
1248 line.touch (); 1250 line.touch ();
1249 line.is_longer (0); 1251 line.is_longer (0);
1250 1252
1251 switch (mode) 1253 switch (mode)
1252 { 1254 {
1255 case 3:
1256 if (screen.flags & Screen_WrapNext)
1257 return;
1258
1259 /* fall through */
1260
1253 case 0: /* erase to end of line */ 1261 case 0: /* erase to end of line */
1254 col = screen.cur.col; 1262 col = screen.cur.col;
1255 num = ncol - col; 1263 num = ncol - col;
1256 min_it (line.l, col); 1264 min_it (line.l, col);
1265
1257 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1266 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1258 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1267 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1259 CLEAR_SELECTION (); 1268 CLEAR_SELECTION ();
1260 break; 1269 break;
1270
1261 case 1: /* erase to beginning of line */ 1271 case 1: /* erase to beginning of line */
1262 col = 0; 1272 col = 0;
1263 num = screen.cur.col + 1; 1273 num = screen.cur.col + 1;
1274
1264 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1275 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1265 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1276 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1266 CLEAR_SELECTION (); 1277 CLEAR_SELECTION ();
1267 break; 1278 break;
1279
1268 case 2: /* erase whole line */ 1280 case 2: /* erase whole line */
1269 col = 0; 1281 col = 0;
1270 num = ncol; 1282 num = ncol;
1271 line.l = 0; 1283 line.l = 0;
1272 if (selection.beg.row <= screen.cur.row 1284 if (selection.beg.row <= screen.cur.row
… …
1330 if (row >= nrow) /* Out Of Bounds */ 1342 if (row >= nrow) /* Out Of Bounds */
1331 return; 1343 return;
1332 1344
1333 min_it (num, nrow - row); 1345 min_it (num, nrow - row);
1334 1346
1347 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1335 if (rstyle & (RS_RVid | RS_Uline)) 1348 if (rstyle & (RS_RVid | RS_Uline))
1336 ren = (rend_t) ~RS_None; 1349 ren = (rend_t) ~RS_None;
1337 else if (GET_BASEBG (rstyle) == Color_bg) 1350 else if (GET_BASEBG (rstyle) == Color_bg)
1338 { 1351 {
1339 ren = DEFAULT_RSTYLE; 1352 ren = DEFAULT_RSTYLE;
1340 CLEAR_ROWS (row, num); 1353
1354 if (mapped)
1355 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row), (unsigned int)width,
1357 (unsigned int)Height2Pixel (num), False);
1341 } 1358 }
1342 else 1359 else
1343 { 1360 {
1344 ren = rstyle & (RS_fgMask | RS_bgMask); 1361 ren = rstyle & (RS_fgMask | RS_bgMask);
1362
1345 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1346 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1364 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1347 ERASE_ROWS (row, num); 1365 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row),
1367 (unsigned int)width,
1368 (unsigned int)Height2Pixel (num));
1348 gcvalue.foreground = pix_colors[Color_fg]; 1369 gcvalue.foreground = pix_colors[Color_fg];
1349 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1350 } 1371 }
1351 1372
1352 for (; num--; row++) 1373 for (; num--; row++)
… …
1434 * Insert/Delete <count> characters from the current position 1455 * Insert/Delete <count> characters from the current position
1435 */ 1456 */
1436void 1457void
1437rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1458rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1438{ 1459{
1439 int col, row;
1440 rend_t tr;
1441
1442 want_refresh = 1; 1460 want_refresh = 1;
1443 ZERO_SCROLLBACK (); 1461 ZERO_SCROLLBACK ();
1444 1462
1445 if (count <= 0) 1463 if (count <= 0)
1446 return; 1464 return;
… …
1448 scr_do_wrap (); 1466 scr_do_wrap ();
1449 1467
1450 selection_check (1); 1468 selection_check (1);
1451 min_it (count, ncol - screen.cur.col); 1469 min_it (count, ncol - screen.cur.col);
1452 1470
1453 row = screen.cur.row; 1471 int row = screen.cur.row;
1454 1472
1455 line_t *line = &ROW(row); 1473 line_t *line = &ROW(row);
1456 1474
1457 line->touch (); 1475 line->touch ();
1458 line->is_longer (0); 1476 line->is_longer (0);
1459 1477
1478 // nuke wide spanning the start
1479 if (line->t[screen.cur.col] == NOCHAR)
1480 scr_kill_char (*line, screen.cur.col);
1481
1460 switch (insdel) 1482 switch (insdel)
1461 { 1483 {
1462 case INSERT: 1484 case INSERT:
1463 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1485 line->l = min (line->l + count, ncol);
1486
1487 if (line->t[screen.cur.col] == NOCHAR)
1488 scr_kill_char (*line, screen.cur.col);
1489
1490 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1464 { 1491 {
1465 line->t[col] = line->t[col - count]; 1492 line->t[col] = line->t[col - count];
1466 line->r[col] = line->r[col - count]; 1493 line->r[col] = line->r[col - count];
1467 } 1494 }
1468
1469 line->l = min (line->l + count, ncol);
1470 1495
1471 if (selection.op && current_screen == selection.screen 1496 if (selection.op && current_screen == selection.screen
1472 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1473 { 1498 {
1474 if (selection.end.row != screen.cur.row 1499 if (selection.end.row != screen.cur.row
… …
1489 case ERASE: 1514 case ERASE:
1490 screen.cur.col += count; /* don't worry if > ncol */ 1515 screen.cur.col += count; /* don't worry if > ncol */
1491 selection_check (1); 1516 selection_check (1);
1492 screen.cur.col -= count; 1517 screen.cur.col -= count;
1493 1518
1494 line->l = max (line->l - count, 0); 1519 // nuke wide char after the end
1520 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1521 scr_kill_char (*line, screen.cur.col + count);
1522
1495 scr_blank_line (*line, screen.cur.col, count, rstyle); 1523 scr_blank_line (*line, screen.cur.col, count, rstyle);
1496 break; 1524 break;
1497 1525
1498 case DELETE: 1526 case DELETE:
1499 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1527 line->l = max (line->l - count, 0);
1500 1528
1529 // nuke wide char spanning the end
1530 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1531 scr_kill_char (*line, screen.cur.col + count);
1532
1501 for (col = screen.cur.col; (col + count) < ncol; col++) 1533 for (int col = screen.cur.col; (col + count) < ncol; col++)
1502 { 1534 {
1503 line->t[col] = line->t[col + count]; 1535 line->t[col] = line->t[col + count];
1504 line->r[col] = line->r[col + count]; 1536 line->r[col] = line->r[col + count];
1505 } 1537 }
1506 1538
1507 line->l = max (line->l - count, 0);
1508 scr_blank_line (*line, ncol - count, count, tr); 1539 scr_blank_line (*line, ncol - count, count,
1540 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1509 1541
1510 if (selection.op && current_screen == selection.screen 1542 if (selection.op && current_screen == selection.screen
1511 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1512 { 1544 {
1513 if (selection.end.row != screen.cur.row 1545 if (selection.end.row != screen.cur.row
… …
1872void 1904void
1873rxvt_term::bell_cb (ev::timer &w, int revents) 1905rxvt_term::bell_cb (ev::timer &w, int revents)
1874{ 1906{
1875 rvideo_bell = false; 1907 rvideo_bell = false;
1876 scr_rvideo_mode (rvideo_mode); 1908 scr_rvideo_mode (rvideo_mode);
1909 refresh_check ();
1877} 1910}
1878#endif 1911#endif
1879 1912
1880/* ------------------------------------------------------------------------- */ 1913/* ------------------------------------------------------------------------- */
1881void 1914void
… …
1890 XMapWindow (dpy, parent[0]); 1923 XMapWindow (dpy, parent[0]);
1891# endif 1924# endif
1892 1925
1893# if ENABLE_FRILLS 1926# if ENABLE_FRILLS
1894 if (option (Opt_urgentOnBell)) 1927 if (option (Opt_urgentOnBell))
1895 { 1928 set_urgency (1);
1896 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1897 {
1898 h->flags |= XUrgencyHint;
1899 XSetWMHints (dpy, parent[0], h);
1900 }
1901 }
1902# endif 1929# endif
1903 1930
1904 if (option (Opt_visualBell)) 1931 if (option (Opt_visualBell))
1905 { 1932 {
1906 rvideo_bell = true; 1933 rvideo_bell = true;
1907 scr_rvideo_mode (rvideo_mode); 1934 scr_rvideo_mode (rvideo_mode);
1908 display->flush (); 1935 flush ();
1909 1936
1910 bell_ev.start (VISUAL_BELL_DURATION); 1937 bell_ev.start (VISUAL_BELL_DURATION);
1911 } 1938 }
1912 else 1939 else
1913 XBell (dpy, 0); 1940 XBell (dpy, 0);
… …
1919void 1946void
1920rxvt_term::scr_printscreen (int fullhist) NOTHROW 1947rxvt_term::scr_printscreen (int fullhist) NOTHROW
1921{ 1948{
1922#ifdef PRINTPIPE 1949#ifdef PRINTPIPE
1923 int nrows, row_start; 1950 int nrows, row_start;
1924 FILE *fd; 1951 FILE *fd = popen_printer ();
1925 1952
1926 if ((fd = popen_printer ()) == NULL) 1953 if (!fd)
1927 return; 1954 return;
1928 1955
1929 if (fullhist) 1956 if (fullhist)
1930 { 1957 {
1931 nrows = nrow - top_row; 1958 nrows = nrow - top_row;
… …
1996 return; 2023 return;
1997 2024
1998 /* 2025 /*
1999 * A: set up vars 2026 * A: set up vars
2000 */ 2027 */
2028 refresh_count = 0;
2029
2001 have_bg = 0; 2030 have_bg = 0;
2002 refresh_count = 0;
2003
2004#ifdef HAVE_BG_PIXMAP 2031#ifdef HAVE_BG_PIXMAP
2005 have_bg |= bgPixmap.pixmap != None; 2032 have_bg = bgPixmap.pixmap != None;
2006#endif 2033#endif
2007 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2034 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2008 2035
2009 /* 2036 /*
2010 * B: reverse any characters which are selected 2037 * B: reverse any characters which are selected
… …
2201 continue; 2228 continue;
2202 2229
2203 // redraw one or more characters 2230 // redraw one or more characters
2204 2231
2205 // seek to the beginning of wide characters 2232 // seek to the beginning of wide characters
2206 while (stp[col] == NOCHAR && col > 0) 2233 while (expect_false (stp[col] == NOCHAR && col > 0))
2207 --col; 2234 --col;
2208 2235
2209 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2236 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2210 text_t *text = stp + col; 2237 text_t *text = stp + col;
2211 int count = 1; 2238 int count = 1;
… …
2248 2275
2249 col--; /* went one too far. move back */ 2276 col--; /* went one too far. move back */
2250 count -= i; /* dump any matching trailing chars */ 2277 count -= i; /* dump any matching trailing chars */
2251 2278
2252 // sometimes we optimize away the trailing NOCHAR's, add them back 2279 // sometimes we optimize away the trailing NOCHAR's, add them back
2253 while (i && text[count] == NOCHAR) 2280 while (expect_false (i && text[count] == NOCHAR))
2254 count++, i--; 2281 count++, i--;
2255 2282
2256 /* 2283 /*
2257 * Determine the attributes for the string 2284 * Determine the attributes for the string
2258 */ 2285 */
2259 int fore = fgcolor_of (rend); // desired foreground 2286 int fore = fgcolor_of (rend); // desired foreground
2260 int back = bgcolor_of (rend); // desired background 2287 int back = bgcolor_of (rend); // desired background
2261 2288
2262 // only do special processing if any attributes are set, which is unlikely 2289 // only do special processing if any attributes are set, which is unlikely
2263 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2290 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2264 { 2291 {
2265 bool invert = rend & RS_RVid; 2292 bool invert = rend & RS_RVid;
2266 2293
2267#ifndef NO_BOLD_UNDERLINE_REVERSE 2294#ifndef NO_BOLD_UNDERLINE_REVERSE
2268 if (rend & RS_Bold
2269 && fore == Color_fg) 2295 if (rend & RS_Bold && fore == Color_fg)
2270 { 2296 {
2271 if (ISSET_PIXCOLOR (Color_BD)) 2297 if (ISSET_PIXCOLOR (Color_BD))
2272 fore = Color_BD; 2298 fore = Color_BD;
2273# if !ENABLE_STYLES 2299# if !ENABLE_STYLES
2274 else 2300 else
2275 invert = !invert; 2301 invert = !invert;
2276# endif 2302# endif
2277 } 2303 }
2278 2304
2279 if (rend & RS_Italic 2305 if (rend & RS_Italic && fore == Color_fg)
2280 && fore == Color_fg)
2281 { 2306 {
2282 if (ISSET_PIXCOLOR (Color_IT)) 2307 if (ISSET_PIXCOLOR (Color_IT))
2283 fore = Color_IT; 2308 fore = Color_IT;
2284# if !ENABLE_STYLES 2309# if !ENABLE_STYLES
2285 else 2310 else
… …
2319 } 2344 }
2320 2345
2321#ifdef TEXT_BLINK 2346#ifdef TEXT_BLINK
2322 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2347 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2323 { 2348 {
2324 if (!text_blink_ev.active) 2349 if (!text_blink_ev.is_active ())
2325 { 2350 {
2326 text_blink_ev.start (TEXT_BLINK_INTERVAL, TEXT_BLINK_INTERVAL); 2351 text_blink_ev.again ();
2327 hidden_text = 0; 2352 hidden_text = 0;
2328 } 2353 }
2329 else if (hidden_text) 2354 else if (hidden_text)
2330 fore = back; 2355 fore = back;
2331 } 2356 }
… …
2353 /* 2378 /*
2354 * Actually do the drawing of the string here 2379 * Actually do the drawing of the string here
2355 */ 2380 */
2356 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2381 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2357 2382
2358 if (have_bg && back == Color_bg) 2383 if (expect_true (have_bg && back == Color_bg))
2359 { 2384 {
2360 // this is very ugly, maybe push it into ->draw? 2385 // this is very ugly, maybe push it into ->draw?
2361 2386
2362 for (i = 0; i < count; i++) /* don't draw empty strings */ 2387 for (i = 0; i < count; i++) /* don't draw empty strings */
2363 if (text[i] != ' ') 2388 if (text[i] != ' ')
… …
2370 did_clear: ; 2395 did_clear: ;
2371 } 2396 }
2372 else 2397 else
2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2398 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2374 2399
2375 if (rend & RS_Uline && font->descent > 1 && fore != back) 2400 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2376 { 2401 {
2377#if ENABLE_FRILLS 2402#if ENABLE_FRILLS
2378 if (ISSET_PIXCOLOR (Color_underline)) 2403 if (ISSET_PIXCOLOR (Color_underline))
2379 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2404 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2380 else 2405 else
2381#endif 2406#endif
2382 XSetForeground (dpy, gc, pix_colors[fore]); 2407 XSetForeground (dpy, gc, pix_colors[fore]);
2383 2408
2384 XDrawLine (dpy, drawBuffer, gc, 2409 XDrawLine (dpy, vt, gc,
2385 xpixel, ypixel + font->ascent + 1, 2410 xpixel, ypixel + font->ascent + 1,
2386 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2411 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2387 } 2412 }
2388 } /* for (col....) */ 2413 } /* for (col....) */
2389 } /* for (row....) */ 2414 } /* for (row....) */
… …
2427 XSetForeground (dpy, gc, pix_colors[Color_cursor]); 2452 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2428 else 2453 else
2429#endif 2454#endif
2430 XSetForeground (dpy, gc, pix_colors[ccol1]); 2455 XSetForeground (dpy, gc, pix_colors[ccol1]);
2431 2456
2432 XDrawRectangle (dpy, drawBuffer, gc, 2457 XDrawRectangle (dpy, vt, gc,
2433 Col2Pixel (col), 2458 Col2Pixel (col),
2434 Row2Pixel (oldcursor.row), 2459 Row2Pixel (oldcursor.row),
2435 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2460 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2436 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2461 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2437 } 2462 }
… …
2475rxvt_term::scr_recolour () NOTHROW 2500rxvt_term::scr_recolour () NOTHROW
2476{ 2501{
2477#ifdef HAVE_BG_PIXMAP 2502#ifdef HAVE_BG_PIXMAP
2478 bgPixmap.apply (); 2503 bgPixmap.apply ();
2479#else 2504#else
2505
2480 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2506 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2481 XClearWindow (dpy, parent[0]); 2507 XClearWindow (dpy, parent[0]);
2482 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2508 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2483# if HAVE_SCROLLBARS 2509
2484 if (scrollBar.win) 2510 if (scrollBar.win)
2485 { 2511 {
2486 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2512 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2487 scrollBar.setIdle (); 2513 scrollBar.state = STATE_IDLE;
2488 scrollbar_show (0); 2514 scrollBar.show (0);
2489 } 2515 }
2516
2490# endif 2517#endif
2518
2519 /* bgPixmap.apply () does not do the following : */
2491 scr_clear (); 2520 scr_clear ();
2492 scr_touch (true); 2521 scr_touch (true);
2493 want_refresh = 1; 2522 want_refresh = 1;
2494#endif
2495
2496} 2523}
2497 2524
2498/* ------------------------------------------------------------------------- */ 2525/* ------------------------------------------------------------------------- */
2499void 2526void
2500rxvt_term::scr_clear (bool really) NOTHROW 2527rxvt_term::scr_clear (bool really) NOTHROW
… …
2589{ 2616{
2590 int row, wrote; 2617 int row, wrote;
2591 unsigned int width, towrite; 2618 unsigned int width, towrite;
2592 char r1[] = "\n"; 2619 char r1[] = "\n";
2593 2620
2594 for (row = saveLines - nsaved; 2621 for (row = saveLines + top_row;
2595 row < saveLines + nrow - 1; row++) 2622 row < saveLines + nrow - 1; row++)
2596 { 2623 {
2597 width = row_buf[row].l >= 0 ? row_buf[row].l 2624 width = row_buf[row].l >= 0 ? row_buf[row].l
2598 : ncol; 2625 : ncol;
2599 for (towrite = width; towrite; towrite -= wrote) 2626 for (towrite = width; towrite; towrite -= wrote)
… …
2650 /* convert normal newline chars into common keyboard Return key sequence */ 2677 /* convert normal newline chars into common keyboard Return key sequence */
2651 for (unsigned int i = 0; i < len; i++) 2678 for (unsigned int i = 0; i < len; i++)
2652 if (data[i] == C0_LF) 2679 if (data[i] == C0_LF)
2653 data[i] = C0_CR; 2680 data[i] = C0_CR;
2654 2681
2682 if (priv_modes & PrivMode_BracketPaste)
2683 tt_printf ("\e[200~");
2684
2655 tt_write (data, len); 2685 tt_write (data, len);
2686
2687 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[201~");
2656} 2689}
2657 2690
2658/* ------------------------------------------------------------------------- */ 2691/* ------------------------------------------------------------------------- */
2659/* 2692/*
2660 * Respond to a notification that a primary selection has been sent 2693 * Respond to a notification that a primary selection has been sent

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