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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.345 by sf-exg, Sat Jul 24 10:20:26 2010 UTC vs.
Revision 1.414 by sf-exg, Tue Jan 24 17:05:05 2012 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) 2003-2007 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
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.
… …
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a separate compile!
34 34
35static inline void 35static inline void
36fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
46 44
47/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
… …
144 col--; 142 col--;
145 143
146 rend_t rend = l.r[col] & ~RS_baseattrMask; 144 rend_t rend = l.r[col] & ~RS_baseattrMask;
147 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
148 146
147 l.touch ();
148
149 // found start, nuke 149 // found start, nuke
150 do { 150 do {
151 l.t[col] = ' '; 151 l.t[col] = ' ';
152 l.r[col] = rend; 152 l.r[col] = rend;
153 col++; 153 col++;
… …
159 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160 160
161void 161void
162rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
163{ 163{
164#if ENABLE_OVERLAY
165 scr_overlay_off ();
166#endif
167
164 view_start = 0; 168 view_start = 0;
165 num_scr = 0; 169 num_scr = 0;
166 170
167 if (ncol == 0) 171 if (ncol == 0)
168 ncol = 80; 172 ncol = 80;
… …
199 term_start = 0; 203 term_start = 0;
200 204
201 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 207
204 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); 208 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
205 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 211
208 for (int row = nrow; row--; ) 212 for (int row = nrow; row--; )
209 { 213 {
… …
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 } 277 }
274 278
275 line_t *old_buf = row_buf; 279 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); 280 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
277 281
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows); 283 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row 284 int q = total_rows; // rewrapped row
281 285
… …
398 } 402 }
399 403
400 free (tabs); 404 free (tabs);
401 tabs = (char *)rxvt_malloc (ncol); 405 tabs = (char *)rxvt_malloc (ncol);
402 406
403 for (int col = ncol; --col; ) 407 for (int col = ncol; col--; )
404 tabs [col] = col % TABSIZE == 0; 408 tabs [col] = col % TABSIZE == 0;
405 409
406 CLEAR_ALL_SELECTION (); 410 CLEAR_ALL_SELECTION ();
407 411
408 prev_nrow = nrow; 412 prev_nrow = nrow;
… …
451 scr_clear (true); 455 scr_clear (true);
452 scr_refresh (); 456 scr_refresh ();
453} 457}
454 458
455void 459void
456rxvt_term::scr_soft_reset () 460rxvt_term::scr_soft_reset () NOTHROW
457{ 461{
458 /* only affects modes, nothing drastic such as clearing the screen */ 462 /* only affects modes, nothing drastic such as clearing the screen */
459#if ENABLE_OVERLAY 463#if ENABLE_OVERLAY
460 scr_overlay_off (); 464 scr_overlay_off ();
461#endif 465#endif
… …
516 assert (s->cur.row >= 0); 520 assert (s->cur.row >= 0);
517 assert (s->cur.col >= 0); 521 assert (s->cur.col >= 0);
518} 522}
519 523
520void 524void
521rxvt_term::scr_swap_screen () 525rxvt_term::scr_swap_screen () NOTHROW
522{ 526{
523 if (!option (Opt_secondaryScreen)) 527 if (!option (Opt_secondaryScreen))
524 return; 528 return;
525 529
526 for (int i = prev_nrow; i--; ) 530 for (int i = prev_nrow; i--; )
… …
545 return; 549 return;
546 550
547 want_refresh = 1; 551 want_refresh = 1;
548 view_start = 0; 552 view_start = 0;
549 553
550 selection_check (2); /* check for boundary cross */ 554 /* check for boundary cross */
555 row_col_t pos;
556 pos.row = pos.col = 0;
557 if (ROWCOL_IS_BEFORE (selection.beg, pos)
558 && ROWCOL_IS_AFTER (selection.end, pos))
559 CLEAR_SELECTION ();
551 560
552 current_screen = scrn; 561 current_screen = scrn;
553 562
554#if NSCREENS 563#if NSCREENS
555 if (option (Opt_secondaryScreen)) 564 if (option (Opt_secondaryScreen))
… …
634 643
635 if (count > 0 644 if (count > 0
636 && row1 == 0 645 && row1 == 0
637 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 646 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
638 { 647 {
648 min_it (count, total_rows - (nrow - (row2 + 1)));
649
639 top_row = max (top_row - count, -saveLines); 650 top_row = max (top_row - count, -saveLines);
640
641 // scroll everything up 'count' lines
642 term_start = (term_start + count) % total_rows;
643 651
644 // sever bottommost line 652 // sever bottommost line
645 { 653 {
646 line_t &l = ROW(row2 - count); 654 line_t &l = ROW(row2);
647 l.is_longer (0); 655 l.is_longer (0);
648 l.touch (); 656 l.touch ();
649 } 657 }
650 658
659 // scroll everything up 'count' lines
660 term_start = (term_start + count) % total_rows;
661
662 // now copy lines below the scroll region bottom to the
663 // bottom of the screen again, so they look as if they
664 // hadn't moved.
665 for (int i = nrow; --i > row2; )
666 {
667 line_t &l1 = ROW(i - count);
668 line_t &l2 = ROW(i);
669
670 ::swap (l1, l2);
671 l2.touch ();
672 }
673
651 // erase newly scrolled-in lines 674 // erase newly scrolled-in lines
652 for (int i = count; i--; ) 675 for (int i = count; i--; )
653 { 676 {
654 line_t &l = ROW(nrow - 1 - i); 677 line_t &l = ROW(row2 - i);
655 678
656 // optimize if already cleared, can be significant on slow machines 679 // optimise if already cleared, can be significant on slow machines
657 // could be rolled into scr_blank_screen_mem 680 // could be rolled into scr_blank_screen_mem
658 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 681 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
659 { 682 {
660 scr_blank_line (l, 0, l.l, rstyle); 683 scr_blank_line (l, 0, l.l, rstyle);
661 l.l = 0; 684 l.l = 0;
… …
663 } 686 }
664 else 687 else
665 scr_blank_screen_mem (l, rstyle); 688 scr_blank_screen_mem (l, rstyle);
666 } 689 }
667 690
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // move and/or clear selection, if any 691 // move and/or clear selection, if any
681 if (selection.op && current_screen == selection.screen) 692 if (selection.op && current_screen == selection.screen
693 && selection.beg.row <= row2)
682 { 694 {
683 selection.beg.row -= count; 695 selection.beg.row -= count;
684 selection.end.row -= count; 696 selection.end.row -= count;
685 selection.mark.row -= count; 697 selection.mark.row -= count;
686 698
687 if (selection.beg.row < top_row 699 selection_check (0);
688 || selection.end.row < top_row
689 || selection.mark.row < top_row)
690 {
691 CLEAR_ALL_SELECTION ();
692 selection.op = SELECTION_CLEAR;
693 }
694 } 700 }
695 701
696 // finally move the view window, if desired 702 // finally move the view window, if desired
697 if (option (Opt_scrollWithBuffer) 703 if (option (Opt_scrollWithBuffer)
698 && view_start != 0 704 && view_start != 0
… …
728 } 734 }
729 735
730 // use a simple and robust scrolling algorithm, this 736 // use a simple and robust scrolling algorithm, this
731 // part of scr_scroll_text is not time-critical. 737 // part of scr_scroll_text is not time-critical.
732 738
739 // sever line above scroll region
740 if (row1)
741 {
742 line_t &l = ROW(row1 - 1);
743 l.is_longer (0);
744 l.touch ();
745 }
746
733 int rows = row2 - row1 + 1; 747 int rows = row2 - row1 + 1;
734 748
735 min_it (count, rows); 749 min_it (count, rows);
736 750
737 line_t *temp_buf = row_buf + total_rows; 751 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
738 752
739 for (int row = 0; row < rows; row++) 753 for (int row = 0; row < rows; row++)
740 { 754 {
741 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 755 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
742 756
… …
744 scr_blank_screen_mem (temp_buf [row], rstyle); 758 scr_blank_screen_mem (temp_buf [row], rstyle);
745 } 759 }
746 760
747 for (int row = 0; row < rows; row++) 761 for (int row = 0; row < rows; row++)
748 ROW(row1 + row) = temp_buf [row]; 762 ROW(row1 + row) = temp_buf [row];
763
764 // sever bottommost line
765 {
766 line_t &l = ROW(row2);
767 l.is_longer (0);
768 l.touch ();
769 }
749 } 770 }
750 771
751 return count; 772 return count;
752} 773}
753 774
… …
759rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 780rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
760{ 781{
761 if (len <= 0) /* sanity */ 782 if (len <= 0) /* sanity */
762 return; 783 return;
763 784
764 unsigned char checksel; 785 bool checksel;
765 unicode_t c; 786 unicode_t c;
766 int ncol = this->ncol; 787 int ncol = this->ncol;
767 const wchar_t *strend = str + len; 788 const wchar_t *strend = str + len;
768 789
769 want_refresh = 1; 790 want_refresh = 1;
… …
795 816
796 while (str < strend) 817 while (str < strend)
797 { 818 {
798 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 819 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
799 820
800 if (expect_false (c < 0x20)) 821 if (ecb_unlikely (c < 0x20))
801 if (c == C0_LF) 822 if (c == C0_LF)
802 { 823 {
803 max_it (line->l, screen.cur.col); 824 max_it (line->l, screen.cur.col);
804 825
805 screen.flags &= ~Screen_WrapNext; 826 screen.flags &= ~Screen_WrapNext;
… …
824 { 845 {
825 scr_tab (1, true); 846 scr_tab (1, true);
826 continue; 847 continue;
827 } 848 }
828 849
829 if (expect_false ( 850 if (ecb_unlikely (
830 checksel /* see if we're writing within selection */ 851 checksel /* see if we're writing within selection */
831 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 852 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
832 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 853 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
833 )) 854 ))
834 { 855 {
… …
839 * should be a similar check. 860 * should be a similar check.
840 */ 861 */
841 CLEAR_SELECTION (); 862 CLEAR_SELECTION ();
842 } 863 }
843 864
844 if (expect_false (screen.flags & Screen_WrapNext)) 865 if (ecb_unlikely (screen.flags & Screen_WrapNext))
845 { 866 {
846 scr_do_wrap (); 867 scr_do_wrap ();
847 868
848 line->l = ncol; 869 line->l = ncol;
849 line->is_longer (1); 870 line->is_longer (1);
… …
851 row = screen.cur.row; 872 row = screen.cur.row;
852 line = &ROW(row); /* _must_ refresh */ 873 line = &ROW(row); /* _must_ refresh */
853 } 874 }
854 875
855 // some utf-8 decoders "decode" surrogate characters: let's fix this. 876 // some utf-8 decoders "decode" surrogate characters: let's fix this.
856 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 877 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
857 c = 0xfffd; 878 c = 0xfffd;
858 879
859 // rely on wcwidth to tell us the character width, do wcwidth before 880 // rely on wcwidth to tell us the character width, do wcwidth before
860 // further replacements, as wcwidth might return -1 for the line 881 // further replacements, as wcwidth might return -1 for the line
861 // drawing characters below as they might be invalid in the current 882 // drawing characters below as they might be invalid in the current
862 // locale. 883 // locale.
863 int width = WCWIDTH (c); 884 int width = WCWIDTH (c);
864 885
865 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 886 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
866 { 887 {
867 // vt100 special graphics and line drawing 888 // vt100 special graphics and line drawing
868 // 5f-7e standard vt100 889 // 5f-7e standard vt100
869 // 40-5e rxvt extension for extra curses acs chars 890 // 40-5e rxvt extension for extra curses acs chars
870 static uint16_t vt100_0[62] = { // 41 .. 7e 891 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
883 c = vt100_0[c - 0x41]; 904 c = vt100_0[c - 0x41];
884 width = 1; // vt100 line drawing characters are always single-width 905 width = 1; // vt100 line drawing characters are always single-width
885 } 906 }
886 } 907 }
887 908
888 if (expect_false (screen.flags & Screen_Insert)) 909 if (ecb_unlikely (screen.flags & Screen_Insert))
889 scr_insdel_chars (width, INSERT); 910 scr_insdel_chars (width, INSERT);
890 911
891 if (width != 0) 912 if (width != 0)
892 { 913 {
893#if !UNICODE_3 914#if !UNICODE_3
… …
898# else 919# else
899 c = 0xfffd; 920 c = 0xfffd;
900# endif 921# endif
901#endif 922#endif
902 923
924 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
925
926 // if the character doesn't fit into the remaining columns...
927 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
928 {
929 if (screen.flags & Screen_Autowrap)
930 {
931 // ... artificially enlargen the previous one
932 c = NOCHAR;
933 // and try the same character next loop iteration
934 --str;
935 }
936 else
937 screen.cur.col = ncol - width;
938 }
939
903 // nuke the character at this position, if required 940 // nuke the character at this position, if required
904 if (expect_false ( 941 // due to wonderful coincidences everywhere else in this loop
942 // we never have to check for overwriting a wide char itself,
943 // only its tail.
905 line->t[screen.cur.col] == NOCHAR 944 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
906 || (screen.cur.col < ncol - 1
907 && line->t[screen.cur.col + 1] == NOCHAR)
908 ))
909 scr_kill_char (*line, screen.cur.col); 945 scr_kill_char (*line, screen.cur.col);
910
911 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
912
913 // if the character doesn't fit into the remaining columns...
914 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
915 {
916 // ... artificially enlargen the previous one
917 c = NOCHAR;
918 // and try the same character next loop iteration
919 --str;
920 }
921 946
922 line->touch (); 947 line->touch ();
923 948
924 do 949 do
925 { 950 {
926 line->t[screen.cur.col] = c; 951 line->t[screen.cur.col] = c;
927 line->r[screen.cur.col] = rend; 952 line->r[screen.cur.col] = rend;
928 953
929 if (expect_true (screen.cur.col < ncol - 1)) 954 if (ecb_likely (screen.cur.col < ncol - 1))
930 screen.cur.col++; 955 screen.cur.col++;
931 else 956 else
932 { 957 {
933 line->l = ncol; 958 line->l = ncol;
934 if (screen.flags & Screen_Autowrap) 959 if (screen.flags & Screen_Autowrap)
935 screen.flags |= Screen_WrapNext; 960 screen.flags |= Screen_WrapNext;
936 break; 961
962 goto end_of_line;
937 } 963 }
938 964
939 c = NOCHAR; 965 c = NOCHAR;
940 } 966 }
941 while (expect_false (--width > 0)); 967 while (ecb_unlikely (--width > 0));
942 968
943 // pad with spaces when overwriting wide character with smaller one 969 // pad with spaces when overwriting wide character with smaller one
944 if (expect_false (!width)) 970 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
945 { 971 {
946 line->touch ();
947
948 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
949 {
950 line->t[c] = ' '; 972 line->t[c] = ' ';
951 line->r[c] = rend; 973 line->r[c] = rend;
952 }
953 } 974 }
975
976end_of_line:
977 ;
954 } 978 }
955#if ENABLE_COMBINING 979#if ENABLE_COMBINING
956 else // width == 0 980 else // width == 0
957 { 981 {
958 if (c != 0xfeff) // ignore BOM 982 if (c != 0xfeff) // ignore BOM
… …
1021 1045
1022 want_refresh = 1; 1046 want_refresh = 1;
1023#endif 1047#endif
1024 } 1048 }
1025 } 1049 }
1050 else if (screen.flags & Screen_WrapNext)
1051 screen.flags &= ~Screen_WrapNext;
1026 else 1052 else
1027 scr_gotorc (0, -1, RELATIVE); 1053 scr_gotorc (0, -1, RELATIVE);
1028} 1054}
1029 1055
1030/* ------------------------------------------------------------------------- */ 1056/* ------------------------------------------------------------------------- */
… …
1286 scr_blank_line (line, col, num, rstyle); 1312 scr_blank_line (line, col, num, rstyle);
1287} 1313}
1288 1314
1289/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1290/* 1316/*
1291 * Erase part of whole of the screen 1317 * Erase part or whole of the screen
1292 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1318 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1293 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1319 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1294 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1320 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1295 */ 1321 */
1296void 1322void
… …
1305 ZERO_SCROLLBACK (); 1331 ZERO_SCROLLBACK ();
1306 1332
1307 switch (mode) 1333 switch (mode)
1308 { 1334 {
1309 case 0: /* erase to end of screen */ 1335 case 0: /* erase to end of screen */
1310 selection_check (1);
1311 scr_erase_line (0); 1336 scr_erase_line (0);
1312 row = screen.cur.row + 1; /* possible OOB */ 1337 row = screen.cur.row + 1; /* possible OOB */
1313 num = nrow - row; 1338 num = nrow - row;
1314 break; 1339 break;
1315 case 1: /* erase to beginning of screen */ 1340 case 1: /* erase to beginning of screen */
1316 selection_check (3);
1317 scr_erase_line (1); 1341 scr_erase_line (1);
1318 row = 0; 1342 row = 0;
1319 num = screen.cur.row; 1343 num = screen.cur.row;
1320 break; 1344 break;
1321 case 2: /* erase whole screen */ 1345 case 2: /* erase whole screen */
1322 selection_check (3);
1323 row = 0; 1346 row = 0;
1324 num = nrow; 1347 num = nrow;
1325 break; 1348 break;
1326 default: 1349 default:
1327 return; 1350 return;
… …
1336 if (row >= nrow) /* Out Of Bounds */ 1359 if (row >= nrow) /* Out Of Bounds */
1337 return; 1360 return;
1338 1361
1339 min_it (num, nrow - row); 1362 min_it (num, nrow - row);
1340 1363
1341 // TODO: the code below does not work when view_start != 0
1342 // the workaround is to disable the clear and use a normal refresh
1343 // when view_start != 0. mysterious.
1344 if (rstyle & (RS_Blink | RS_RVid | RS_Uline)) 1364 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1345 ren = (rend_t) ~RS_None; 1365 ren = (rend_t) ~RS_None;
1346 else if (GET_BASEBG (rstyle) == Color_bg) 1366 else if (GET_BASEBG (rstyle) == Color_bg)
1347 { 1367 {
1348 ren = DEFAULT_RSTYLE; 1368 ren = DEFAULT_RSTYLE;
1349 1369
1350 if (mapped && !view_start) 1370 if (mapped)
1351 XClearArea (dpy, vt, 0, 1371 XClearArea (dpy, vt, 0,
1352 Row2Pixel (row - view_start), (unsigned int)width, 1372 Row2Pixel (row - view_start), (unsigned int)vt_width,
1353 (unsigned int)Height2Pixel (num), False); 1373 (unsigned int)Height2Pixel (num), False);
1354 } 1374 }
1355 else 1375 else
1356 { 1376 {
1357 ren = rstyle & (RS_fgMask | RS_bgMask); 1377 ren = rstyle & (RS_fgMask | RS_bgMask);
1358 1378
1359 if (mapped && !view_start) 1379 if (mapped)
1360 { 1380 {
1361 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1381 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1362 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1382 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1363 XFillRectangle (dpy, vt, gc, 1383 XFillRectangle (dpy, vt, gc,
1364 0, Row2Pixel (row - view_start), 1384 0, Row2Pixel (row - view_start),
1365 (unsigned int)width, 1385 (unsigned int)vt_width,
1366 (unsigned int)Height2Pixel (num)); 1386 (unsigned int)Height2Pixel (num));
1367 gcvalue.foreground = pix_colors[Color_fg]; 1387 gcvalue.foreground = pix_colors[Color_fg];
1368 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1369 } 1389 }
1370 } 1390 }
1371 1391
1372 for (; num--; row++) 1392 for (; num--; row++)
1373 { 1393 {
1374 scr_blank_screen_mem (ROW(row), rstyle); 1394 scr_blank_screen_mem (ROW(row), rstyle);
1375 1395
1376 if (!view_start) 1396 if (row - view_start < nrow)
1377 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1397 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1378 } 1398 }
1379} 1399}
1380 1400
1381#if !ENABLE_MINIMAL 1401#if !ENABLE_MINIMAL
1382void 1402void
… …
1401 1421
1402 want_refresh = 1; 1422 want_refresh = 1;
1403 ZERO_SCROLLBACK (); 1423 ZERO_SCROLLBACK ();
1404 1424
1405 num_scr_allow = 0; 1425 num_scr_allow = 0;
1406 selection_check (3); 1426
1427 row_col_t pos;
1428 pos.row = pos.col = 0;
1429 if (ROWCOL_IS_AFTER (selection.end, pos))
1430 CLEAR_SELECTION ();
1407 1431
1408 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1432 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1409 for (int row = nrow; row--; ) 1433 for (int row = nrow; row--; )
1410 { 1434 {
1411 line_t &line = ROW(row); 1435 line_t &line = ROW(row);
… …
1681 { 1705 {
1682 rvideo_state = on; 1706 rvideo_state = on;
1683 1707
1684 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1708 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1685#ifdef HAVE_BG_PIXMAP 1709#ifdef HAVE_BG_PIXMAP
1686 if (bgPixmap.pixmap == None) 1710 if (bg_pixmap == None)
1687#endif 1711#endif
1688 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1712 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1689 1713
1690 XGCValues gcvalue; 1714 XGCValues gcvalue;
1691 gcvalue.foreground = pix_colors[Color_fg]; 1715 gcvalue.foreground = pix_colors[Color_fg];
… …
1852 * Refresh the entire screen 1876 * Refresh the entire screen
1853 */ 1877 */
1854void 1878void
1855rxvt_term::scr_touch (bool refresh) NOTHROW 1879rxvt_term::scr_touch (bool refresh) NOTHROW
1856{ 1880{
1857 scr_expose (0, 0, width, height, refresh); 1881 scr_expose (0, 0, vt_width, vt_height, refresh);
1858} 1882}
1859 1883
1860/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1861/* 1885/*
1862 * Move the display so that the line represented by scrollbar value Y is at 1886 * Move the display so that the line represented by scrollbar value Y is at
… …
1918 1942
1919# ifndef NO_MAPALERT 1943# ifndef NO_MAPALERT
1920# ifdef MAPALERT_OPTION 1944# ifdef MAPALERT_OPTION
1921 if (option (Opt_mapAlert)) 1945 if (option (Opt_mapAlert))
1922# endif 1946# endif
1923 XMapWindow (dpy, parent[0]); 1947 XMapWindow (dpy, parent);
1924# endif 1948# endif
1925 1949
1926# if ENABLE_FRILLS 1950# if ENABLE_FRILLS
1927 if (option (Opt_urgentOnBell)) 1951 if (option (Opt_urgentOnBell))
1928 set_urgency (1); 1952 set_urgency (1);
… …
1941 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1965 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1942#endif 1966#endif
1943} 1967}
1944 1968
1945/* ------------------------------------------------------------------------- */ 1969/* ------------------------------------------------------------------------- */
1946/* ARGSUSED */
1947void 1970void
1948rxvt_term::scr_printscreen (int fullhist) NOTHROW 1971rxvt_term::scr_printscreen (int fullhist) NOTHROW
1949{ 1972{
1950#ifdef PRINTPIPE 1973#ifdef PRINTPIPE
1951 int nrows, row_start; 1974 int nrows, row_start;
… …
2025 * A: set up vars 2048 * A: set up vars
2026 */ 2049 */
2027 refresh_count = 0; 2050 refresh_count = 0;
2028 2051
2029 unsigned int old_screen_flags = screen.flags; 2052 unsigned int old_screen_flags = screen.flags;
2030 char have_bg = 0; 2053 bool have_bg = 0;
2031#ifdef HAVE_BG_PIXMAP 2054#ifdef HAVE_BG_PIXMAP
2032 have_bg = bgPixmap.pixmap != None; 2055 have_bg = bg_pixmap != None;
2033#endif 2056#endif
2034 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2057 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2035 2058
2036 /* 2059 /*
2037 * B: reverse any characters which are selected 2060 * B: reverse any characters which are selected
… …
2041 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2064 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2042#if ENABLE_OVERLAY 2065#if ENABLE_OVERLAY
2043 scr_swap_overlay (); 2066 scr_swap_overlay ();
2044#endif 2067#endif
2045 2068
2046 char showcursor = screen.flags & Screen_VisibleCursor; 2069 bool showcursor = screen.flags & Screen_VisibleCursor;
2047 2070
2048 /* 2071 /*
2049 * C: set the cursor character (s) 2072 * C: set the cursor character (s)
2050 */ 2073 */
2051 { 2074 {
2052 unsigned char setoldcursor; 2075 bool setoldcursor;
2053 2076
2054#ifdef CURSOR_BLINK 2077#ifdef CURSOR_BLINK
2055 if (hidden_cursor) 2078 if (hidden_cursor)
2056 showcursor = 0; 2079 showcursor = 0;
2057#endif 2080#endif
… …
2144 { 2167 {
2145 int16_t nits; 2168 int16_t nits;
2146 int i = num_scr; 2169 int i = num_scr;
2147 int j; 2170 int j;
2148 int len, wlen; 2171 int len, wlen;
2149 dLocal (int, num_scr);
2150 2172
2151 j = nrow; 2173 j = nrow;
2152 wlen = len = -1; 2174 wlen = len = -1;
2153 row = i > 0 ? 0 : j - 1; 2175 row = i > 0 ? 0 : j - 1;
2154 2176
… …
2229 continue; 2251 continue;
2230 2252
2231 // redraw one or more characters 2253 // redraw one or more characters
2232 2254
2233 // seek to the beginning of wide characters 2255 // seek to the beginning of wide characters
2234 while (expect_false (stp[col] == NOCHAR && col > 0)) 2256 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2235 --col; 2257 --col;
2236 2258
2237 rend_t rend = srp[col]; /* screen rendition (target rendition) */ 2259 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2238 text_t *text = stp + col; 2260 text_t *text = stp + col;
2239 int count = 1; 2261 int count = 1;
… …
2277 2299
2278 col--; /* went one too far. move back */ 2300 col--; /* went one too far. move back */
2279 count -= i; /* dump any matching trailing chars */ 2301 count -= i; /* dump any matching trailing chars */
2280 2302
2281 // sometimes we optimize away the trailing NOCHAR's, add them back 2303 // sometimes we optimize away the trailing NOCHAR's, add them back
2282 while (expect_false (i && text[count] == NOCHAR)) 2304 while (ecb_unlikely (i && text[count] == NOCHAR))
2283 count++, i--; 2305 count++, i--;
2284 2306
2285 /* 2307 /*
2286 * Determine the attributes for the string 2308 * Determine the attributes for the string
2287 */ 2309 */
2288 int fore = fgcolor_of (rend); // desired foreground 2310 int fore = fgcolor_of (rend); // desired foreground
2289 int back = bgcolor_of (rend); // desired background 2311 int back = bgcolor_of (rend); // desired background
2290 2312
2291 // only do special processing if any attributes are set, which is unlikely 2313 // only do special processing if any attributes are set, which is unlikely
2292 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel))) 2314 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2293 { 2315 {
2294 bool invert = rend & RS_RVid; 2316 bool invert = rend & RS_RVid;
2295 2317
2296#ifndef NO_BOLD_UNDERLINE_REVERSE 2318#ifndef NO_BOLD_UNDERLINE_REVERSE
2297 if (rend & RS_Bold && fore == Color_fg) 2319 if (rend & RS_Bold && fore == Color_fg)
… …
2386 /* 2408 /*
2387 * Actually do the drawing of the string here 2409 * Actually do the drawing of the string here
2388 */ 2410 */
2389 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2411 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2390 2412
2391 if (expect_true (have_bg && back == Color_bg)) 2413 if (ecb_likely (have_bg && back == Color_bg))
2392 { 2414 {
2393 // this is very ugly, maybe push it into ->draw? 2415 // this is very ugly, maybe push it into ->draw?
2394 2416
2395 for (i = 0; i < count; i++) /* don't draw empty strings */ 2417 for (i = 0; i < count; i++) /* don't draw empty strings */
2396 if (text[i] != ' ') 2418 if (text[i] != ' ')
… …
2403 did_clear: ; 2425 did_clear: ;
2404 } 2426 }
2405 else 2427 else
2406 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2428 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2407 2429
2408 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2430 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2409 { 2431 {
2410#if ENABLE_FRILLS 2432#if ENABLE_FRILLS
2411 if (ISSET_PIXCOLOR (Color_underline)) 2433 if (ISSET_PIXCOLOR (Color_underline))
2412 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2434 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2413 else 2435 else
… …
2459 2481
2460 XDrawRectangle (dpy, vt, gc, 2482 XDrawRectangle (dpy, vt, gc,
2461 Col2Pixel (col), 2483 Col2Pixel (col),
2462 Row2Pixel (oldcursor.row), 2484 Row2Pixel (oldcursor.row),
2463 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2485 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2464 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2486 (unsigned int) (Height2Pixel (1) - 1));
2465 } 2487 }
2466 } 2488 }
2467 2489
2468 /* 2490 /*
2469 * H: cleanup selection 2491 * H: cleanup selection
… …
2504 scr_remap_chars (swap_buf [i]); 2526 scr_remap_chars (swap_buf [i]);
2505 } 2527 }
2506} 2528}
2507 2529
2508void 2530void
2509rxvt_term::scr_recolour () NOTHROW 2531rxvt_term::scr_recolour (bool refresh) NOTHROW
2510{ 2532{
2533 bool transparent = false;
2534
2511#ifdef HAVE_BG_PIXMAP 2535#ifdef HAVE_BG_PIXMAP
2512 bgPixmap.apply (); 2536 if (bg_pixmap != None)
2513#else 2537 {
2538# ifdef ENABLE_TRANSPARENCY
2539 if (bg_flags & BG_IS_TRANSPARENT)
2540 {
2541 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2542 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2514 2543
2544 transparent = true;
2545 }
2546 else
2547# endif
2548 {
2549 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2550 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2551 }
2552 }
2553 else
2554#endif
2555 {
2515 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2516 XClearWindow (dpy, parent[0]);
2517 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2557 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2558 }
2559
2560 XClearWindow (dpy, parent);
2518 2561
2519 if (scrollBar.win) 2562 if (scrollBar.win)
2520 { 2563 {
2564 if (transparent)
2565 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2566 else
2521 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2567 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2522 scrollBar.state = STATE_IDLE; 2568 scrollBar.state = SB_STATE_IDLE;
2523 scrollBar.show (0); 2569 scrollBar.show (0);
2524 } 2570 }
2525 2571
2526#endif 2572 if (refresh)
2527 2573 {
2528 /* bgPixmap.apply () does not do the following : */
2529 scr_clear (); 2574 scr_clear ();
2530 scr_touch (true); 2575 scr_touch (true);
2576 }
2531 want_refresh = 1; 2577 want_refresh = 1;
2532} 2578}
2533 2579
2534/* ------------------------------------------------------------------------- */ 2580/* ------------------------------------------------------------------------- */
2535void 2581void
… …
2621 */ 2667 */
2622#if 0 2668#if 0
2623void 2669void
2624rxvt_term::scr_dump (int fd) NOTHROW 2670rxvt_term::scr_dump (int fd) NOTHROW
2625{ 2671{
2626 int row, wrote; 2672 // if this method is needed, it can be implemented by factoring the
2627 unsigned int width, towrite; 2673 // relevant code in scr_printscreen
2628 char r1[] = "\n";
2629
2630 for (row = saveLines + top_row;
2631 row < saveLines + nrow - 1; row++)
2632 {
2633 width = row_buf[row].l >= 0 ? row_buf[row].l
2634 : ncol;
2635 for (towrite = width; towrite; towrite -= wrote)
2636 {
2637 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2638 towrite);
2639 if (wrote < 0)
2640 return; /* XXX: death, no report */
2641 }
2642 if (row_buf[row].l >= 0)
2643 if (write (fd, r1, 1) <= 0)
2644 return; /* XXX: death, no report */
2645 }
2646} 2674}
2647#endif 2675#endif
2648 2676
2649/* ------------------------------------------------------------------------- * 2677/* ------------------------------------------------------------------------- *
2650 * CHARACTER SELECTION * 2678 * CHARACTER SELECTION *
2651 * ------------------------------------------------------------------------- */ 2679 * ------------------------------------------------------------------------- */
2652void 2680void
2653rxvt_term::selection_check (int check_more) NOTHROW 2681rxvt_term::selection_check (int check_more) NOTHROW
2654{ 2682{
2655 row_col_t pos;
2656
2657 if (!selection.op) 2683 if (!selection.op)
2658 return; 2684 return;
2659 2685
2660 pos.row = pos.col = 0;
2661 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2686 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2662 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2687 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2663 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2688 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2664 || (check_more == 1 2689 || (check_more == 1
2665 && current_screen == selection.screen 2690 && current_screen == selection.screen
2666 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2691 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2667 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2692 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2668 || (check_more == 2
2669 && ROWCOL_IS_BEFORE (selection.beg, pos)
2670 && ROWCOL_IS_AFTER (selection.end, pos))
2671 || (check_more == 3
2672 && ROWCOL_IS_AFTER (selection.end, pos))
2673 || (check_more == 4 /* screen width change */
2674 && (selection.beg.row != selection.end.row
2675 || selection.end.col > ncol)))
2676 CLEAR_SELECTION (); 2693 CLEAR_ALL_SELECTION ();
2677} 2694}
2678 2695
2679/* ------------------------------------------------------------------------- */ 2696/* ------------------------------------------------------------------------- */
2680/* 2697/*
2681 * Paste a selection direct to the command fd 2698 * Paste a selection direct to the command fd
… …
2687 for (unsigned int i = 0; i < len; i++) 2704 for (unsigned int i = 0; i < len; i++)
2688 if (data[i] == C0_LF) 2705 if (data[i] == C0_LF)
2689 data[i] = C0_CR; 2706 data[i] = C0_CR;
2690 2707
2691 if (priv_modes & PrivMode_BracketPaste) 2708 if (priv_modes & PrivMode_BracketPaste)
2692 tt_printf ("\e[200~"); 2709 tt_printf ("\x1b[200~");
2693 2710
2694 tt_write (data, len); 2711 tt_write (data, len);
2695 2712
2696 if (priv_modes & PrivMode_BracketPaste) 2713 if (priv_modes & PrivMode_BracketPaste)
2697 tt_printf ("\e[201~"); 2714 tt_printf ("\x1b[201~");
2698} 2715}
2699 2716
2700void 2717void
2701rxvt_term::paste (char *data, unsigned int len) NOTHROW 2718rxvt_term::paste (char *data, unsigned int len) NOTHROW
2702{ 2719{
… …
2706 tt_paste (data, len); 2723 tt_paste (data, len);
2707} 2724}
2708 2725
2709/* ------------------------------------------------------------------------- */ 2726/* ------------------------------------------------------------------------- */
2710/* 2727/*
2711 * Respond to a notification that a primary selection has been sent 2728 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2712 * EXT: SelectionNotify 2729 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2713 */ 2730 * as fallback
2714void
2715rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2716{
2717 if (prop == None) /* check for failed XConvertSelection */
2718 {
2719 if ((selection_type & Sel_CompoundText))
2720 {
2721 int selnum = selection_type & Sel_whereMask;
2722
2723 selection_type = 0;
2724 if (selnum != Sel_direct)
2725 selection_request_other (XA_STRING, selnum);
2726 }
2727
2728 if ((selection_type & Sel_UTF8String))
2729 {
2730 int selnum = selection_type & Sel_whereMask;
2731
2732 selection_type = Sel_CompoundText;
2733 if (selnum != Sel_direct)
2734 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2735 else
2736 selection_type = 0;
2737 }
2738
2739 return;
2740 }
2741
2742 unsigned long bytes_after;
2743 XTextProperty ct;
2744
2745 if (XGetWindowProperty (dpy, win, prop,
2746 0, PROP_SIZE / 4,
2747 delete_prop, AnyPropertyType,
2748 &ct.encoding, &ct.format,
2749 &ct.nitems, &bytes_after,
2750 &ct.value) != Success)
2751 {
2752 ct.value = 0;
2753 goto bailout;
2754 }
2755
2756 if (ct.encoding == None)
2757 goto bailout;
2758
2759 if (bytes_after)
2760 {
2761 // fetch and append remaining data
2762 XTextProperty ct2;
2763
2764 if (XGetWindowProperty (dpy, win, prop,
2765 ct.nitems / 4, (bytes_after + 3) / 4,
2766 delete_prop, AnyPropertyType,
2767 &ct2.encoding, &ct2.format,
2768 &ct2.nitems, &bytes_after,
2769 &ct2.value) != Success)
2770 goto bailout;
2771
2772 // realloc should be compatible to XFree, here, and elsewhere, too
2773 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2774 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2775 ct.nitems += ct2.nitems;
2776
2777 XFree (ct2.value);
2778 }
2779
2780 if (ct.value == 0)
2781 goto bailout;
2782
2783 if (ct.encoding == xa[XA_INCR])
2784 {
2785 // INCR selection, start handshake
2786 if (!delete_prop)
2787 XDeleteProperty (dpy, win, prop);
2788
2789 selection_wait = Sel_incr;
2790 incr_buf_fill = 0;
2791 incr_ev.start (10);
2792
2793 goto bailout;
2794 }
2795
2796 if (ct.nitems == 0)
2797 {
2798 if (selection_wait == Sel_incr)
2799 {
2800 XFree (ct.value);
2801
2802 // finally complete, now paste the whole thing
2803 selection_wait = Sel_normal;
2804 ct.value = (unsigned char *)incr_buf;
2805 ct.nitems = incr_buf_fill;
2806 incr_buf = 0;
2807 incr_buf_size = 0;
2808 incr_ev.stop ();
2809 }
2810 else
2811 {
2812 if (selection_wait == Sel_normal
2813 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2814 {
2815 /*
2816 * pass through again trying CUT_BUFFER0 if we've come from
2817 * XConvertSelection () but nothing was presented
2818 */
2819 selection_paste (display->root, XA_CUT_BUFFER0, False);
2820 }
2821
2822 goto bailout;
2823 }
2824 }
2825 else if (selection_wait == Sel_incr)
2826 {
2827 incr_ev.start (10);
2828
2829 while (incr_buf_fill + ct.nitems > incr_buf_size)
2830 {
2831 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2832 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2833 }
2834
2835 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2836 incr_buf_fill += ct.nitems;
2837
2838 goto bailout;
2839 }
2840
2841 char **cl;
2842 int cr;
2843
2844#if !ENABLE_MINIMAL
2845 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2846 // so recode it manually
2847 if (ct.encoding == xa[XA_UTF8_STRING])
2848 {
2849 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2850 char *s = rxvt_wcstombs (w);
2851 free (w);
2852 // TODO: strlen == only the first element will be converted. well...
2853 paste (s, strlen (s));
2854 free (s);
2855 }
2856 else
2857#endif
2858 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2859 && cl)
2860 {
2861 for (int i = 0; i < cr; i++)
2862 paste (cl[i], strlen (cl[i]));
2863
2864 XFreeStringList (cl);
2865 }
2866 else
2867 paste ((char *)ct.value, ct.nitems); // paste raw
2868
2869bailout:
2870 XFree (ct.value);
2871
2872 if (selection_wait == Sel_normal)
2873 selection_wait = Sel_none;
2874}
2875
2876void
2877rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2878{
2879 selection_wait = Sel_none;
2880
2881 incr_buf_size = 0;
2882 free (incr_buf);
2883
2884 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2885}
2886
2887void
2888rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2889{
2890 if (prop == None || selection_wait != Sel_incr)
2891 return;
2892
2893 selection_paste (win, prop, true);
2894}
2895
2896/* ------------------------------------------------------------------------- */
2897/*
2898 * Request the current selection:
2899 * Order: > internal selection if available
2900 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2901 * > CUT_BUFFER0
2902 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2903 * will auto fallback to CUT_BUFFER0
2904 * EXT: button 2 release 2731 * EXT: button 2 release
2905 */ 2732 */
2906void 2733void
2907rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2734rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2908{ 2735{
2909 if (selection.text && selnum == Sel_Primary) 2736 if (!selection_req)
2910 {
2911 /* internal selection */
2912 char *str = rxvt_wcstombs (selection.text, selection.len);
2913 paste (str, strlen (str));
2914 free (str);
2915 return;
2916 } 2737 {
2917 else 2738 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2739 selection_req->run ();
2918 { 2740 }
2919 selection_request_time = tm;
2920 selection_wait = Sel_normal;
2921
2922#if X_HAVE_UTF8_STRING
2923 selection_type = Sel_UTF8String;
2924 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2925 return;
2926#else
2927 selection_type = Sel_CompoundText;
2928 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2929 return;
2930#endif
2931 }
2932
2933 selection_wait = Sel_none; /* don't loop in selection_paste () */
2934 selection_paste (display->root, XA_CUT_BUFFER0, false);
2935}
2936
2937int
2938rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2939{
2940 Atom sel;
2941
2942 selection_type |= selnum;
2943
2944 if (selnum == Sel_Primary)
2945 sel = XA_PRIMARY;
2946 else if (selnum == Sel_Secondary)
2947 sel = XA_SECONDARY;
2948 else
2949 sel = xa[XA_CLIPBOARD];
2950
2951 if (XGetSelectionOwner (dpy, sel) != None)
2952 {
2953 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2954 vt, selection_request_time);
2955 return 1;
2956 }
2957
2958 return 0;
2959} 2741}
2960 2742
2961/* ------------------------------------------------------------------------- */ 2743/* ------------------------------------------------------------------------- */
2962/* 2744/*
2963 * Clear all selected text 2745 * Clear all selected text
… …
2994 * EXT: button 1 or 3 release 2776 * EXT: button 1 or 3 release
2995 */ 2777 */
2996void 2778void
2997rxvt_term::selection_make (Time tm) 2779rxvt_term::selection_make (Time tm)
2998{ 2780{
2999 int i; 2781 int size;
3000 wchar_t *new_selection_text; 2782 wchar_t *new_selection_text;
3001 text_t *t; 2783 text_t *t;
3002 2784
3003 switch (selection.op) 2785 switch (selection.op)
3004 { 2786 {
… …
3020 return; /* nothing selected, go away */ 2802 return; /* nothing selected, go away */
3021 2803
3022 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2804 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3023 return; 2805 return;
3024 2806
3025 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2807 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3026 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2808 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3027 2809
3028 int ofs = 0; 2810 int ofs = 0;
3029 int extra = 0; 2811 int extra = 0;
3030 2812
3031 int col = selection.beg.col; 2813 int col = selection.beg.col;
… …
3037 { 2819 {
3038#if !ENABLE_MINIMAL 2820#if !ENABLE_MINIMAL
3039 if (selection.rect) 2821 if (selection.rect)
3040 { 2822 {
3041 col = selection.beg.col; 2823 col = selection.beg.col;
3042 end_col = ncol + 1; 2824 end_col = selection.end.col;
3043 } 2825 }
3044 else 2826 else
3045#endif 2827#endif
3046 end_col = ROW(row).l; 2828 end_col = ROW(row).l;
3047 2829
3048 col = max (col, 0); 2830 col = max (col, 0);
3049 2831
3050 if (row == selection.end.row 2832 if (row == selection.end.row)
3051#if !ENABLE_MINIMAL
3052 || selection.rect
3053#endif
3054 )
3055 min_it (end_col, selection.end.col); 2833 min_it (end_col, selection.end.col);
3056 2834
3057 t = ROW(row).t + col; 2835 t = ROW(row).t + col;
3058 2836
3059 for (; col < end_col; col++) 2837 for (; col < end_col; col++)
… …
3067 2845
3068 extra -= (len - 1); 2846 extra -= (len - 1);
3069 2847
3070 if (extra < 0) 2848 if (extra < 0)
3071 { 2849 {
3072 extra += i; 2850 extra += size;
3073 i += i; 2851 size += size;
3074 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2852 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3075 } 2853 }
3076 2854
3077 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2855 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3078 } 2856 }
3079#endif 2857#endif
… …
3091 2869
3092 new_selection_text[ofs++] = C0_LF; 2870 new_selection_text[ofs++] = C0_LF;
3093 } 2871 }
3094 else 2872 else
3095#endif 2873#endif
3096 if (!ROW(row).is_longer () && row != selection.end.row) 2874 if (!ROW(row).is_longer ()
2875 && (row != selection.end.row || end_col != selection.end.col)
2876 && (row != selection.beg.row || selection.beg.col < ncol))
3097 new_selection_text[ofs++] = C0_LF; 2877 new_selection_text[ofs++] = C0_LF;
3098 } 2878 }
3099
3100 if (end_col != selection.end.col)
3101 new_selection_text[ofs++] = C0_LF;
3102 2879
3103 new_selection_text[ofs] = 0; 2880 new_selection_text[ofs] = 0;
3104 2881
3105 if (ofs == 0) 2882 if (ofs == 0)
3106 { 2883 {
… …
3612 * EXT: SelectionRequest 3389 * EXT: SelectionRequest
3613 */ 3390 */
3614void 3391void
3615rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3392rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3616{ 3393{
3394 Atom property = rq.property == None ? rq.target : rq.property;
3617 XSelectionEvent ev; 3395 XSelectionEvent ev;
3618 3396
3619 ev.type = SelectionNotify; 3397 ev.type = SelectionNotify;
3620 ev.property = None; 3398 ev.property = None;
3621 ev.display = rq.display; 3399 ev.display = rq.display;
… …
3636 *target++ = xa[XA_COMPOUND_TEXT]; 3414 *target++ = xa[XA_COMPOUND_TEXT];
3637#if X_HAVE_UTF8_STRING 3415#if X_HAVE_UTF8_STRING
3638 *target++ = xa[XA_UTF8_STRING]; 3416 *target++ = xa[XA_UTF8_STRING];
3639#endif 3417#endif
3640 3418
3641 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3419 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3642 32, PropModeReplace, 3420 32, PropModeReplace,
3643 (unsigned char *)target_list, target - target_list); 3421 (unsigned char *)target_list, target - target_list);
3644 ev.property = rq.property; 3422 ev.property = property;
3645 } 3423 }
3646#if TODO // TODO 3424#if TODO // TODO
3647 else if (rq.target == xa[XA_MULTIPLE]) 3425 else if (rq.target == xa[XA_MULTIPLE])
3648 { 3426 {
3649 /* TODO: Handle MULTIPLE */ 3427 /* TODO: Handle MULTIPLE */
3650 } 3428 }
3651#endif 3429#endif
3652 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text) 3430 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3653 { 3431 {
3654 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3432 XChangeProperty (dpy, rq.requestor, property, rq.target,
3655 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3433 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3656 ev.property = rq.property; 3434 ev.property = property;
3657 } 3435 }
3658 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) 3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3659 { 3437 {
3660 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3661 32, PropModeReplace, (unsigned char *)&clipboard_time, 1); 3439 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3662 ev.property = rq.property; 3440 ev.property = property;
3663 } 3441 }
3664 else if (rq.target == XA_STRING 3442 else if (rq.target == XA_STRING
3665 || rq.target == xa[XA_TEXT] 3443 || rq.target == xa[XA_TEXT]
3666 || rq.target == xa[XA_COMPOUND_TEXT] 3444 || rq.target == xa[XA_COMPOUND_TEXT]
3667 || rq.target == xa[XA_UTF8_STRING] 3445 || rq.target == xa[XA_UTF8_STRING]
… …
3738 ct.value = (unsigned char *)cl; 3516 ct.value = (unsigned char *)cl;
3739 ct.nitems = selectlen; 3517 ct.nitems = selectlen;
3740 ct.encoding = target; 3518 ct.encoding = target;
3741 } 3519 }
3742 3520
3743 XChangeProperty (dpy, rq.requestor, rq.property, 3521 XChangeProperty (dpy, rq.requestor, property,
3744 ct.encoding, 8, PropModeReplace, 3522 ct.encoding, 8, PropModeReplace,
3745 ct.value, (int)ct.nitems); 3523 ct.value, (int)ct.nitems);
3746 ev.property = rq.property; 3524 ev.property = property;
3747 3525
3748 if (freect) 3526 if (freect)
3749 XFree (ct.value); 3527 XFree (ct.value);
3750 } 3528 }
3751 3529

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