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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.330 by root, Tue Dec 29 04:18:10 2009 UTC vs.
Revision 1.410 by sf-exg, Thu Nov 24 18:09:54 2011 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 fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
36{ 37{
37 while (len--) 38 while (len--)
38 *start++ = value; 39 *start++ = value;
39} 40}
40 41
41/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
45 44
46/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
… …
143 col--; 142 col--;
144 143
145 rend_t rend = l.r[col] & ~RS_baseattrMask; 144 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147 146
147 l.touch ();
148
148 // found start, nuke 149 // found start, nuke
149 do { 150 do {
150 l.t[col] = ' '; 151 l.t[col] = ' ';
151 l.r[col] = rend; 152 l.r[col] = rend;
152 col++; 153 col++;
… …
158 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
159 160
160void 161void
161rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
162{ 163{
164#if ENABLE_OVERLAY
165 scr_overlay_off ();
166#endif
167
163 view_start = 0; 168 view_start = 0;
164 num_scr = 0; 169 num_scr = 0;
165 170
166 if (ncol == 0) 171 if (ncol == 0)
167 ncol = 80; 172 ncol = 80;
… …
198 term_start = 0; 203 term_start = 0;
199 204
200 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
202 207
203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); 208 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 211
207 for (int row = nrow; row--; ) 212 for (int row = nrow; row--; )
208 { 213 {
… …
231 selection.text = NULL; 236 selection.text = NULL;
232 selection.len = 0; 237 selection.len = 0;
233 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
234 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
235 selection.clicks = 0; 240 selection.clicks = 0;
241 selection.clip_text = NULL;
242 selection.clip_len = 0;
236 } 243 }
237 else 244 else
238 { 245 {
239 /* 246 /*
240 * add or delete rows as appropriate 247 * add or delete rows as appropriate
… …
268 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);
269 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);
270 } 277 }
271 278
272 line_t *old_buf = row_buf; 279 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); 280 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
274 281
275 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
276 int pend = MOD (term_start + top_row , prev_total_rows); 283 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row 284 int q = total_rows; // rewrapped row
278 285
… …
395 } 402 }
396 403
397 free (tabs); 404 free (tabs);
398 tabs = (char *)rxvt_malloc (ncol); 405 tabs = (char *)rxvt_malloc (ncol);
399 406
400 for (int col = ncol; --col; ) 407 for (int col = ncol; col--; )
401 tabs [col] = col % TABSIZE == 0; 408 tabs [col] = col % TABSIZE == 0;
402 409
403 CLEAR_ALL_SELECTION (); 410 CLEAR_ALL_SELECTION ();
404 411
405 prev_nrow = nrow; 412 prev_nrow = nrow;
… …
542 return; 549 return;
543 550
544 want_refresh = 1; 551 want_refresh = 1;
545 view_start = 0; 552 view_start = 0;
546 553
547 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 ();
548 560
549 int i = current_screen; current_screen = scrn; scrn = i; 561 current_screen = scrn;
550 562
551#if NSCREENS 563#if NSCREENS
552 if (option (Opt_secondaryScreen)) 564 if (option (Opt_secondaryScreen))
553 { 565 {
554 num_scr = 0; 566 num_scr = 0;
… …
631 643
632 if (count > 0 644 if (count > 0
633 && row1 == 0 645 && row1 == 0
634 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 646 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
635 { 647 {
648 min_it (count, total_rows - (nrow - (row2 + 1)));
649
636 top_row = max (top_row - count, -saveLines); 650 top_row = max (top_row - count, -saveLines);
637
638 // scroll everything up 'count' lines
639 term_start = (term_start + count) % total_rows;
640 651
641 // sever bottommost line 652 // sever bottommost line
642 { 653 {
643 line_t &l = ROW(row2 - count); 654 line_t &l = ROW(row2);
644 l.is_longer (0); 655 l.is_longer (0);
645 l.touch (); 656 l.touch ();
646 } 657 }
647 658
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
648 // erase newly scrolled-in lines 674 // erase newly scrolled-in lines
649 for (int i = count; i--; ) 675 for (int i = count; i--; )
650 { 676 {
651 line_t &l = ROW(nrow - 1 - i); 677 line_t &l = ROW(row2 - i);
652 678
653 // optimize if already cleared, can be significant on slow machines 679 // optimise if already cleared, can be significant on slow machines
654 // could be rolled into scr_blank_screen_mem 680 // could be rolled into scr_blank_screen_mem
655 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)))
656 { 682 {
657 scr_blank_line (l, 0, l.l, rstyle); 683 scr_blank_line (l, 0, l.l, rstyle);
658 l.l = 0; 684 l.l = 0;
… …
660 } 686 }
661 else 687 else
662 scr_blank_screen_mem (l, rstyle); 688 scr_blank_screen_mem (l, rstyle);
663 } 689 }
664 690
665 // now copy lines below the scroll region bottom to the
666 // bottom of the screen again, so they look as if they
667 // hadn't moved.
668 for (int i = nrow; --i > row2; )
669 {
670 line_t &l1 = ROW(i - count);
671 line_t &l2 = ROW(i);
672
673 ::swap (l1, l2);
674 l2.touch ();
675 }
676
677 // move and/or clear selection, if any 691 // move and/or clear selection, if any
678 if (selection.op && current_screen == selection.screen) 692 if (selection.op && current_screen == selection.screen
693 && selection.beg.row <= row2)
679 { 694 {
680 selection.beg.row -= count; 695 selection.beg.row -= count;
681 selection.end.row -= count; 696 selection.end.row -= count;
682 selection.mark.row -= count; 697 selection.mark.row -= count;
683 698
684 if (selection.beg.row < top_row 699 selection_check (0);
685 || selection.end.row < top_row
686 || selection.mark.row < top_row)
687 {
688 CLEAR_ALL_SELECTION ();
689 selection.op = SELECTION_CLEAR;
690 }
691 } 700 }
692 701
693 // finally move the view window, if desired 702 // finally move the view window, if desired
694 if (option (Opt_scrollWithBuffer) 703 if (option (Opt_scrollWithBuffer)
695 && view_start != 0 704 && view_start != 0
… …
725 } 734 }
726 735
727 // use a simple and robust scrolling algorithm, this 736 // use a simple and robust scrolling algorithm, this
728 // part of scr_scroll_text is not time-critical. 737 // part of scr_scroll_text is not time-critical.
729 738
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
730 int rows = row2 - row1 + 1; 747 int rows = row2 - row1 + 1;
731 748
732 min_it (count, rows); 749 min_it (count, rows);
733 750
734 line_t *temp_buf = row_buf + total_rows; 751 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
735 752
736 for (int row = 0; row < rows; row++) 753 for (int row = 0; row < rows; row++)
737 { 754 {
738 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 755 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
739 756
… …
741 scr_blank_screen_mem (temp_buf [row], rstyle); 758 scr_blank_screen_mem (temp_buf [row], rstyle);
742 } 759 }
743 760
744 for (int row = 0; row < rows; row++) 761 for (int row = 0; row < rows; row++)
745 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 }
746 } 770 }
747 771
748 return count; 772 return count;
749} 773}
750 774
… …
756rxvt_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
757{ 781{
758 if (len <= 0) /* sanity */ 782 if (len <= 0) /* sanity */
759 return; 783 return;
760 784
761 unsigned char checksel; 785 bool checksel;
762 unicode_t c; 786 unicode_t c;
763 int ncol = this->ncol; 787 int ncol = this->ncol;
764 const wchar_t *strend = str + len; 788 const wchar_t *strend = str + len;
765 789
766 want_refresh = 1; 790 want_refresh = 1;
… …
792 816
793 while (str < strend) 817 while (str < strend)
794 { 818 {
795 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 819 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
796 820
797 if (expect_false (c < 0x20)) 821 if (ecb_unlikely (c < 0x20))
798 if (c == C0_LF) 822 if (c == C0_LF)
799 { 823 {
800 max_it (line->l, screen.cur.col); 824 max_it (line->l, screen.cur.col);
801 825
802 screen.flags &= ~Screen_WrapNext; 826 screen.flags &= ~Screen_WrapNext;
… …
821 { 845 {
822 scr_tab (1, true); 846 scr_tab (1, true);
823 continue; 847 continue;
824 } 848 }
825 849
826 if (expect_false ( 850 if (ecb_unlikely (
827 checksel /* see if we're writing within selection */ 851 checksel /* see if we're writing within selection */
828 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 852 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
829 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 853 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
830 )) 854 ))
831 { 855 {
… …
836 * should be a similar check. 860 * should be a similar check.
837 */ 861 */
838 CLEAR_SELECTION (); 862 CLEAR_SELECTION ();
839 } 863 }
840 864
841 if (expect_false (screen.flags & Screen_WrapNext)) 865 if (ecb_unlikely (screen.flags & Screen_WrapNext))
842 { 866 {
843 scr_do_wrap (); 867 scr_do_wrap ();
844 868
845 line->l = ncol; 869 line->l = ncol;
846 line->is_longer (1); 870 line->is_longer (1);
… …
848 row = screen.cur.row; 872 row = screen.cur.row;
849 line = &ROW(row); /* _must_ refresh */ 873 line = &ROW(row); /* _must_ refresh */
850 } 874 }
851 875
852 // some utf-8 decoders "decode" surrogate characters: let's fix this. 876 // some utf-8 decoders "decode" surrogate characters: let's fix this.
853 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 877 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
854 c = 0xfffd; 878 c = 0xfffd;
855 879
856 // 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
857 // further replacements, as wcwidth might return -1 for the line 881 // further replacements, as wcwidth might return -1 for the line
858 // drawing characters below as they might be invalid in the current 882 // drawing characters below as they might be invalid in the current
859 // locale. 883 // locale.
860 int width = WCWIDTH (c); 884 int width = WCWIDTH (c);
861 885
862 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 886 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
863 { 887 {
864 // vt100 special graphics and line drawing 888 // vt100 special graphics and line drawing
865 // 5f-7e standard vt100 889 // 5f-7e standard vt100
866 // 40-5e rxvt extension for extra curses acs chars 890 // 40-5e rxvt extension for extra curses acs chars
867 static uint16_t vt100_0[62] = { // 41 .. 7e 891 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
880 c = vt100_0[c - 0x41]; 904 c = vt100_0[c - 0x41];
881 width = 1; // vt100 line drawing characters are always single-width 905 width = 1; // vt100 line drawing characters are always single-width
882 } 906 }
883 } 907 }
884 908
885 if (expect_false (screen.flags & Screen_Insert)) 909 if (ecb_unlikely (screen.flags & Screen_Insert))
886 scr_insdel_chars (width, INSERT); 910 scr_insdel_chars (width, INSERT);
887 911
888 if (width != 0) 912 if (width != 0)
889 { 913 {
890#if !UNICODE_3 914#if !UNICODE_3
… …
895# else 919# else
896 c = 0xfffd; 920 c = 0xfffd;
897# endif 921# endif
898#endif 922#endif
899 923
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
900 // nuke the character at this position, if required 940 // nuke the character at this position, if required
901 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.
902 line->t[screen.cur.col] == NOCHAR 944 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
903 || (screen.cur.col < ncol - 1
904 && line->t[screen.cur.col + 1] == NOCHAR)
905 ))
906 scr_kill_char (*line, screen.cur.col); 945 scr_kill_char (*line, screen.cur.col);
907
908 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
909
910 // if the character doesn't fit into the remaining columns...
911 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 {
913 // ... artificially enlargen the previous one
914 c = NOCHAR;
915 // and try the same character next loop iteration
916 --str;
917 }
918 946
919 line->touch (); 947 line->touch ();
920 948
921 do 949 do
922 { 950 {
923 line->t[screen.cur.col] = c; 951 line->t[screen.cur.col] = c;
924 line->r[screen.cur.col] = rend; 952 line->r[screen.cur.col] = rend;
925 953
926 if (expect_true (screen.cur.col < ncol - 1)) 954 if (ecb_likely (screen.cur.col < ncol - 1))
927 screen.cur.col++; 955 screen.cur.col++;
928 else 956 else
929 { 957 {
930 line->l = ncol; 958 line->l = ncol;
931 if (screen.flags & Screen_Autowrap) 959 if (screen.flags & Screen_Autowrap)
932 screen.flags |= Screen_WrapNext; 960 screen.flags |= Screen_WrapNext;
933 break; 961
962 goto end_of_line;
934 } 963 }
935 964
936 c = NOCHAR; 965 c = NOCHAR;
937 } 966 }
938 while (expect_false (--width > 0)); 967 while (ecb_unlikely (--width > 0));
939 968
940 // pad with spaces when overwriting wide character with smaller one 969 // pad with spaces when overwriting wide character with smaller one
941 if (expect_false (!width)) 970 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
942 { 971 {
943 line->touch ();
944
945 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
946 {
947 line->t[c] = ' '; 972 line->t[c] = ' ';
948 line->r[c] = rend; 973 line->r[c] = rend;
949 }
950 } 974 }
975
976end_of_line:
977 ;
951 } 978 }
952#if ENABLE_COMBINING 979#if ENABLE_COMBINING
953 else // width == 0 980 else // width == 0
954 { 981 {
955 if (c != 0xfeff) // ignore BOM 982 if (c != 0xfeff) // ignore BOM
… …
1018 1045
1019 want_refresh = 1; 1046 want_refresh = 1;
1020#endif 1047#endif
1021 } 1048 }
1022 } 1049 }
1050 else if (screen.flags & Screen_WrapNext)
1051 screen.flags &= ~Screen_WrapNext;
1023 else 1052 else
1024 scr_gotorc (0, -1, RELATIVE); 1053 scr_gotorc (0, -1, RELATIVE);
1025} 1054}
1026 1055
1027/* ------------------------------------------------------------------------- */ 1056/* ------------------------------------------------------------------------- */
… …
1283 scr_blank_line (line, col, num, rstyle); 1312 scr_blank_line (line, col, num, rstyle);
1284} 1313}
1285 1314
1286/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1287/* 1316/*
1288 * Erase part of whole of the screen 1317 * Erase part or whole of the screen
1289 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1318 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1290 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1319 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1291 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1320 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1292 */ 1321 */
1293void 1322void
… …
1302 ZERO_SCROLLBACK (); 1331 ZERO_SCROLLBACK ();
1303 1332
1304 switch (mode) 1333 switch (mode)
1305 { 1334 {
1306 case 0: /* erase to end of screen */ 1335 case 0: /* erase to end of screen */
1307 selection_check (1);
1308 scr_erase_line (0); 1336 scr_erase_line (0);
1309 row = screen.cur.row + 1; /* possible OOB */ 1337 row = screen.cur.row + 1; /* possible OOB */
1310 num = nrow - row; 1338 num = nrow - row;
1311 break; 1339 break;
1312 case 1: /* erase to beginning of screen */ 1340 case 1: /* erase to beginning of screen */
1313 selection_check (3);
1314 scr_erase_line (1); 1341 scr_erase_line (1);
1315 row = 0; 1342 row = 0;
1316 num = screen.cur.row; 1343 num = screen.cur.row;
1317 break; 1344 break;
1318 case 2: /* erase whole screen */ 1345 case 2: /* erase whole screen */
1319 selection_check (3);
1320 row = 0; 1346 row = 0;
1321 num = nrow; 1347 num = nrow;
1322 break; 1348 break;
1323 default: 1349 default:
1324 return; 1350 return;
… …
1333 if (row >= nrow) /* Out Of Bounds */ 1359 if (row >= nrow) /* Out Of Bounds */
1334 return; 1360 return;
1335 1361
1336 min_it (num, nrow - row); 1362 min_it (num, nrow - row);
1337 1363
1338 // TODO: the code below does not work when view_start != 0
1339 // the workaround is to disable the clear and use a normal refresh
1340 // when view_start != 0. mysterious.
1341 if (rstyle & (RS_RVid | RS_Uline)) 1364 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1342 ren = (rend_t) ~RS_None; 1365 ren = (rend_t) ~RS_None;
1343 else if (GET_BASEBG (rstyle) == Color_bg) 1366 else if (GET_BASEBG (rstyle) == Color_bg)
1344 { 1367 {
1345 ren = DEFAULT_RSTYLE; 1368 ren = DEFAULT_RSTYLE;
1346 1369
1347 if (mapped && !view_start) 1370 if (mapped)
1348 XClearArea (dpy, vt, 0, 1371 XClearArea (dpy, vt, 0,
1349 Row2Pixel (row - view_start), (unsigned int)width, 1372 Row2Pixel (row - view_start), (unsigned int)width,
1350 (unsigned int)Height2Pixel (num), False); 1373 (unsigned int)Height2Pixel (num), False);
1351 } 1374 }
1352 else 1375 else
1353 { 1376 {
1354 ren = rstyle & (RS_fgMask | RS_bgMask); 1377 ren = rstyle & (RS_fgMask | RS_bgMask);
1355 1378
1356 if (mapped && !view_start) 1379 if (mapped)
1357 { 1380 {
1358 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1381 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1359 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1382 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1360 XFillRectangle (dpy, vt, gc, 1383 XFillRectangle (dpy, vt, gc,
1361 0, Row2Pixel (row - view_start), 1384 0, Row2Pixel (row - view_start),
… …
1368 1391
1369 for (; num--; row++) 1392 for (; num--; row++)
1370 { 1393 {
1371 scr_blank_screen_mem (ROW(row), rstyle); 1394 scr_blank_screen_mem (ROW(row), rstyle);
1372 1395
1373 if (!view_start) 1396 if (row - view_start < nrow)
1374 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1397 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1375 } 1398 }
1376} 1399}
1377 1400
1378#if !ENABLE_MINIMAL 1401#if !ENABLE_MINIMAL
1379void 1402void
… …
1398 1421
1399 want_refresh = 1; 1422 want_refresh = 1;
1400 ZERO_SCROLLBACK (); 1423 ZERO_SCROLLBACK ();
1401 1424
1402 num_scr_allow = 0; 1425 num_scr_allow = 0;
1403 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 ();
1404 1431
1405 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1432 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1406 for (int row = nrow; row--; ) 1433 for (int row = nrow; row--; )
1407 { 1434 {
1408 line_t &line = ROW(row); 1435 line_t &line = ROW(row);
… …
1678 { 1705 {
1679 rvideo_state = on; 1706 rvideo_state = on;
1680 1707
1681 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1708 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1682#ifdef HAVE_BG_PIXMAP 1709#ifdef HAVE_BG_PIXMAP
1683 if (bgPixmap.pixmap == None) 1710 if (bg_pixmap == None)
1684#endif 1711#endif
1685 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1712 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1686 1713
1687 XGCValues gcvalue; 1714 XGCValues gcvalue;
1688 gcvalue.foreground = pix_colors[Color_fg]; 1715 gcvalue.foreground = pix_colors[Color_fg];
… …
1832 for (i = PART_BEG; i < RC_COUNT; i++) 1859 for (i = PART_BEG; i < RC_COUNT; i++)
1833 { 1860 {
1834 min_it (rc[i].col, ncol - 1); 1861 min_it (rc[i].col, ncol - 1);
1835 min_it (rc[i].row, nrow - 1); 1862 min_it (rc[i].row, nrow - 1);
1836 } 1863 }
1837// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1864
1838 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1865 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1839 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1866 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1840 1867
1841 num_scr_allow = 0; 1868 num_scr_allow = 0;
1842 1869
… …
1915 1942
1916# ifndef NO_MAPALERT 1943# ifndef NO_MAPALERT
1917# ifdef MAPALERT_OPTION 1944# ifdef MAPALERT_OPTION
1918 if (option (Opt_mapAlert)) 1945 if (option (Opt_mapAlert))
1919# endif 1946# endif
1920 XMapWindow (dpy, parent[0]); 1947 XMapWindow (dpy, parent);
1921# endif 1948# endif
1922 1949
1923# if ENABLE_FRILLS 1950# if ENABLE_FRILLS
1924 if (option (Opt_urgentOnBell)) 1951 if (option (Opt_urgentOnBell))
1925 set_urgency (1); 1952 set_urgency (1);
… …
1933 1960
1934 bell_ev.start (VISUAL_BELL_DURATION); 1961 bell_ev.start (VISUAL_BELL_DURATION);
1935 } 1962 }
1936 else 1963 else
1937 XBell (dpy, 0); 1964 XBell (dpy, 0);
1965 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1938#endif 1966#endif
1939} 1967}
1940 1968
1941/* ------------------------------------------------------------------------- */ 1969/* ------------------------------------------------------------------------- */
1942/* ARGSUSED */
1943void 1970void
1944rxvt_term::scr_printscreen (int fullhist) NOTHROW 1971rxvt_term::scr_printscreen (int fullhist) NOTHROW
1945{ 1972{
1946#ifdef PRINTPIPE 1973#ifdef PRINTPIPE
1947 int nrows, row_start; 1974 int nrows, row_start;
… …
2021 * A: set up vars 2048 * A: set up vars
2022 */ 2049 */
2023 refresh_count = 0; 2050 refresh_count = 0;
2024 2051
2025 unsigned int old_screen_flags = screen.flags; 2052 unsigned int old_screen_flags = screen.flags;
2026 char have_bg = 0; 2053 bool have_bg = 0;
2027#ifdef HAVE_BG_PIXMAP 2054#ifdef HAVE_BG_PIXMAP
2028 have_bg = bgPixmap.pixmap != None; 2055 have_bg = bg_pixmap != None;
2029#endif 2056#endif
2030 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2057 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2031 2058
2032 /* 2059 /*
2033 * B: reverse any characters which are selected 2060 * B: reverse any characters which are selected
… …
2037 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2064 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2038#if ENABLE_OVERLAY 2065#if ENABLE_OVERLAY
2039 scr_swap_overlay (); 2066 scr_swap_overlay ();
2040#endif 2067#endif
2041 2068
2042 char showcursor = screen.flags & Screen_VisibleCursor; 2069 bool showcursor = screen.flags & Screen_VisibleCursor;
2043 2070
2044 /* 2071 /*
2045 * C: set the cursor character (s) 2072 * C: set the cursor character (s)
2046 */ 2073 */
2047 { 2074 {
2048 unsigned char setoldcursor; 2075 bool setoldcursor;
2049 2076
2050#ifdef CURSOR_BLINK 2077#ifdef CURSOR_BLINK
2051 if (hidden_cursor) 2078 if (hidden_cursor)
2052 showcursor = 0; 2079 showcursor = 0;
2053#endif 2080#endif
… …
2082 ccol2 = bgcolor_of (rstyle); 2109 ccol2 = bgcolor_of (rstyle);
2083#else 2110#else
2084 ccol2 = Color_bg; 2111 ccol2 = Color_bg;
2085#endif 2112#endif
2086 2113
2087 if (showcursor && focus) 2114 if (focus)
2088 { 2115 {
2089 if (option (Opt_cursorUnderline)) 2116 if (option (Opt_cursorUnderline))
2090 *crp ^= RS_Uline; 2117 *crp ^= RS_Uline;
2091 else 2118 else
2092 { 2119 {
… …
2140 { 2167 {
2141 int16_t nits; 2168 int16_t nits;
2142 int i = num_scr; 2169 int i = num_scr;
2143 int j; 2170 int j;
2144 int len, wlen; 2171 int len, wlen;
2145 dLocal (int, num_scr);
2146 2172
2147 j = nrow; 2173 j = nrow;
2148 wlen = len = -1; 2174 wlen = len = -1;
2149 row = i > 0 ? 0 : j - 1; 2175 row = i > 0 ? 0 : j - 1;
2150 2176
… …
2225 continue; 2251 continue;
2226 2252
2227 // redraw one or more characters 2253 // redraw one or more characters
2228 2254
2229 // seek to the beginning of wide characters 2255 // seek to the beginning of wide characters
2230 while (expect_false (stp[col] == NOCHAR && col > 0)) 2256 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2231 --col; 2257 --col;
2232 2258
2233 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2259 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2234 text_t *text = stp + col; 2260 text_t *text = stp + col;
2235 int count = 1; 2261 int count = 1;
2236 2262
2237 dtp[col] = stp[col]; 2263 dtp[col] = stp[col];
2238 drp[col] = rend; 2264 drp[col] = rend;
… …
2273 2299
2274 col--; /* went one too far. move back */ 2300 col--; /* went one too far. move back */
2275 count -= i; /* dump any matching trailing chars */ 2301 count -= i; /* dump any matching trailing chars */
2276 2302
2277 // sometimes we optimize away the trailing NOCHAR's, add them back 2303 // sometimes we optimize away the trailing NOCHAR's, add them back
2278 while (expect_false (i && text[count] == NOCHAR)) 2304 while (ecb_unlikely (i && text[count] == NOCHAR))
2279 count++, i--; 2305 count++, i--;
2280 2306
2281 /* 2307 /*
2282 * Determine the attributes for the string 2308 * Determine the attributes for the string
2283 */ 2309 */
2284 int fore = fgcolor_of (rend); // desired foreground 2310 int fore = fgcolor_of (rend); // desired foreground
2285 int back = bgcolor_of (rend); // desired background 2311 int back = bgcolor_of (rend); // desired background
2286 2312
2287 // 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
2288 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2314 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2289 { 2315 {
2290 bool invert = rend & RS_RVid; 2316 bool invert = rend & RS_RVid;
2291 2317
2292#ifndef NO_BOLD_UNDERLINE_REVERSE 2318#ifndef NO_BOLD_UNDERLINE_REVERSE
2293 if (rend & RS_Bold && fore == Color_fg) 2319 if (rend & RS_Bold && fore == Color_fg)
… …
2312 2338
2313 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2339 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2314 fore = Color_UL; 2340 fore = Color_UL;
2315#endif 2341#endif
2316 2342
2343#ifdef OPTION_HC
2344 if (rend & RS_Sel)
2345 {
2346 /* invert the column if no highlightColor is set or it is the
2347 * current cursor column */
2348 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2349 && ISSET_PIXCOLOR (Color_HC))
2350 {
2351 if (ISSET_PIXCOLOR (Color_HTC))
2352 fore = Color_HTC;
2353 // if invert is 0 reverse video is set so we use bg color as fg color
2354 else if (!invert)
2355 fore = back;
2356
2357 back = Color_HC;
2358 invert = 0;
2359 }
2360 }
2361#endif
2362
2317 if (invert) 2363 if (invert)
2318 { 2364 {
2319#ifdef OPTION_HC
2320 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2321 || !ISSET_PIXCOLOR (Color_HC))
2322#endif
2323 /* invert the column if no highlightColor is set or it is the
2324 * current cursor column */
2325 ::swap (fore, back); 2365 ::swap (fore, back);
2326#ifdef OPTION_HC
2327 else if (ISSET_PIXCOLOR (Color_HC))
2328 back = Color_HC;
2329#endif
2330 2366
2331#ifndef NO_BOLD_UNDERLINE_REVERSE 2367#ifndef NO_BOLD_UNDERLINE_REVERSE
2332# ifndef OPTION_HC
2333 if (ISSET_PIXCOLOR (Color_RV))
2334 back = Color_RV;
2335# endif
2336 if (fore == back) 2368 if (fore == back)
2337 { 2369 {
2338 fore = Color_bg; 2370 fore = Color_bg;
2339 back = Color_fg; 2371 back = Color_fg;
2340 } 2372 }
… …
2376 /* 2408 /*
2377 * Actually do the drawing of the string here 2409 * Actually do the drawing of the string here
2378 */ 2410 */
2379 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2411 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2380 2412
2381 if (expect_true (have_bg && back == Color_bg)) 2413 if (ecb_likely (have_bg && back == Color_bg))
2382 { 2414 {
2383 // this is very ugly, maybe push it into ->draw? 2415 // this is very ugly, maybe push it into ->draw?
2384 2416
2385 for (i = 0; i < count; i++) /* don't draw empty strings */ 2417 for (i = 0; i < count; i++) /* don't draw empty strings */
2386 if (text[i] != ' ') 2418 if (text[i] != ' ')
… …
2393 did_clear: ; 2425 did_clear: ;
2394 } 2426 }
2395 else 2427 else
2396 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2428 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2397 2429
2398 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2430 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2399 { 2431 {
2400#if ENABLE_FRILLS 2432#if ENABLE_FRILLS
2401 if (ISSET_PIXCOLOR (Color_underline)) 2433 if (ISSET_PIXCOLOR (Color_underline))
2402 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2434 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2403 else 2435 else
… …
2494 scr_remap_chars (swap_buf [i]); 2526 scr_remap_chars (swap_buf [i]);
2495 } 2527 }
2496} 2528}
2497 2529
2498void 2530void
2499rxvt_term::scr_recolour () NOTHROW 2531rxvt_term::scr_recolour (bool refresh) NOTHROW
2500{ 2532{
2533 bool transparent = false;
2534
2501#ifdef HAVE_BG_PIXMAP 2535#ifdef HAVE_BG_PIXMAP
2502 bgPixmap.apply (); 2536 if (bg_pixmap != None)
2503#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);
2504 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 {
2505 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2506 XClearWindow (dpy, parent[0]);
2507 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2557 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2558 }
2559
2560 XClearWindow (dpy, parent);
2508 2561
2509 if (scrollBar.win) 2562 if (scrollBar.win)
2510 { 2563 {
2564 if (transparent)
2565 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2566 else
2511 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2567 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2512 scrollBar.state = STATE_IDLE; 2568 scrollBar.state = SB_STATE_IDLE;
2513 scrollBar.show (0); 2569 scrollBar.show (0);
2514 } 2570 }
2515 2571
2516#endif 2572 if (refresh)
2517 2573 {
2518 /* bgPixmap.apply () does not do the following : */
2519 scr_clear (); 2574 scr_clear ();
2520 scr_touch (true); 2575 scr_touch (true);
2576 }
2521 want_refresh = 1; 2577 want_refresh = 1;
2522} 2578}
2523 2579
2524/* ------------------------------------------------------------------------- */ 2580/* ------------------------------------------------------------------------- */
2525void 2581void
… …
2593 { 2649 {
2594#if !ENABLE_MINIMAL 2650#if !ENABLE_MINIMAL
2595 if (selection.rect) 2651 if (selection.rect)
2596 scr_xor_rect (selection.beg.row, selection.beg.col, 2652 scr_xor_rect (selection.beg.row, selection.beg.col,
2597 selection.end.row, selection.end.col, 2653 selection.end.row, selection.end.col,
2598 RS_RVid, RS_RVid | RS_Uline); 2654 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2599 else 2655 else
2600#endif 2656#endif
2601 scr_xor_span (selection.beg.row, selection.beg.col, 2657 scr_xor_span (selection.beg.row, selection.beg.col,
2602 selection.end.row, selection.end.col, 2658 selection.end.row, selection.end.col,
2603 RS_RVid); 2659 RS_Sel | RS_RVid);
2604 } 2660 }
2605} 2661}
2606 2662
2607/* ------------------------------------------------------------------------- */ 2663/* ------------------------------------------------------------------------- */
2608/* 2664/*
… …
2611 */ 2667 */
2612#if 0 2668#if 0
2613void 2669void
2614rxvt_term::scr_dump (int fd) NOTHROW 2670rxvt_term::scr_dump (int fd) NOTHROW
2615{ 2671{
2616 int row, wrote; 2672 // if this method is needed, it can be implemented by factoring the
2617 unsigned int width, towrite; 2673 // relevant code in scr_printscreen
2618 char r1[] = "\n";
2619
2620 for (row = saveLines + top_row;
2621 row < saveLines + nrow - 1; row++)
2622 {
2623 width = row_buf[row].l >= 0 ? row_buf[row].l
2624 : ncol;
2625 for (towrite = width; towrite; towrite -= wrote)
2626 {
2627 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2628 towrite);
2629 if (wrote < 0)
2630 return; /* XXX: death, no report */
2631 }
2632 if (row_buf[row].l >= 0)
2633 if (write (fd, r1, 1) <= 0)
2634 return; /* XXX: death, no report */
2635 }
2636} 2674}
2637#endif 2675#endif
2638 2676
2639/* ------------------------------------------------------------------------- * 2677/* ------------------------------------------------------------------------- *
2640 * CHARACTER SELECTION * 2678 * CHARACTER SELECTION *
2641 * ------------------------------------------------------------------------- */ 2679 * ------------------------------------------------------------------------- */
2642void 2680void
2643rxvt_term::selection_check (int check_more) NOTHROW 2681rxvt_term::selection_check (int check_more) NOTHROW
2644{ 2682{
2645 row_col_t pos;
2646
2647 if (!selection.op) 2683 if (!selection.op)
2648 return; 2684 return;
2649 2685
2650 pos.row = pos.col = 0;
2651 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2686 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2652 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2687 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2653 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2688 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2654 || (check_more == 1 2689 || (check_more == 1
2655 && current_screen == selection.screen 2690 && current_screen == selection.screen
2656 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2691 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2657 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2692 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2658 || (check_more == 2
2659 && ROWCOL_IS_BEFORE (selection.beg, pos)
2660 && ROWCOL_IS_AFTER (selection.end, pos))
2661 || (check_more == 3
2662 && ROWCOL_IS_AFTER (selection.end, pos))
2663 || (check_more == 4 /* screen width change */
2664 && (selection.beg.row != selection.end.row
2665 || selection.end.col > ncol)))
2666 CLEAR_SELECTION (); 2693 CLEAR_ALL_SELECTION ();
2667} 2694}
2668 2695
2669/* ------------------------------------------------------------------------- */ 2696/* ------------------------------------------------------------------------- */
2670/* 2697/*
2671 * Paste a selection direct to the command fd 2698 * Paste a selection direct to the command fd
2672 */ 2699 */
2673void 2700void
2674rxvt_term::paste (char *data, unsigned int len) NOTHROW 2701rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2675{ 2702{
2676 /* convert normal newline chars into common keyboard Return key sequence */ 2703 /* convert normal newline chars into common keyboard Return key sequence */
2677 for (unsigned int i = 0; i < len; i++) 2704 for (unsigned int i = 0; i < len; i++)
2678 if (data[i] == C0_LF) 2705 if (data[i] == C0_LF)
2679 data[i] = C0_CR; 2706 data[i] = C0_CR;
… …
2685 2712
2686 if (priv_modes & PrivMode_BracketPaste) 2713 if (priv_modes & PrivMode_BracketPaste)
2687 tt_printf ("\e[201~"); 2714 tt_printf ("\e[201~");
2688} 2715}
2689 2716
2690/* ------------------------------------------------------------------------- */
2691/*
2692 * Respond to a notification that a primary selection has been sent
2693 * EXT: SelectionNotify
2694 */
2695void 2717void
2696rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2718rxvt_term::paste (char *data, unsigned int len) NOTHROW
2697{ 2719{
2698 if (prop == None) /* check for failed XConvertSelection */ 2720 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2699 {
2700 if ((selection_type & Sel_CompoundText))
2701 {
2702 int selnum = selection_type & Sel_whereMask;
2703
2704 selection_type = 0;
2705 if (selnum != Sel_direct)
2706 selection_request_other (XA_STRING, selnum);
2707 }
2708
2709 if ((selection_type & Sel_UTF8String))
2710 {
2711 int selnum = selection_type & Sel_whereMask;
2712
2713 selection_type = Sel_CompoundText;
2714 if (selnum != Sel_direct)
2715 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2716 else
2717 selection_type = 0;
2718 }
2719
2720 return;
2721 }
2722
2723 unsigned long bytes_after;
2724 XTextProperty ct;
2725
2726 if (XGetWindowProperty (dpy, win, prop,
2727 0, PROP_SIZE / 4,
2728 delete_prop, AnyPropertyType,
2729 &ct.encoding, &ct.format,
2730 &ct.nitems, &bytes_after,
2731 &ct.value) != Success)
2732 {
2733 ct.value = 0;
2734 goto bailout;
2735 }
2736
2737 if (ct.encoding == None)
2738 goto bailout;
2739
2740 if (bytes_after)
2741 {
2742 // fetch and append remaining data
2743 XTextProperty ct2;
2744
2745 if (XGetWindowProperty (dpy, win, prop,
2746 ct.nitems / 4, (bytes_after + 3) / 4,
2747 delete_prop, AnyPropertyType,
2748 &ct2.encoding, &ct2.format,
2749 &ct2.nitems, &bytes_after,
2750 &ct2.value) != Success)
2751 goto bailout;
2752
2753 // realloc should be compatible to XFree, here, and elsewhere, too
2754 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2755 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2756 ct.nitems += ct2.nitems;
2757
2758 XFree (ct2.value);
2759 }
2760
2761 if (ct.value == 0)
2762 goto bailout;
2763
2764 if (ct.encoding == xa[XA_INCR])
2765 {
2766 // INCR selection, start handshake
2767 if (!delete_prop)
2768 XDeleteProperty (dpy, win, prop);
2769
2770 selection_wait = Sel_incr;
2771 incr_buf_fill = 0;
2772 incr_ev.start (10);
2773
2774 goto bailout;
2775 }
2776
2777 if (ct.nitems == 0)
2778 {
2779 if (selection_wait == Sel_incr)
2780 {
2781 XFree (ct.value);
2782
2783 // finally complete, now paste the whole thing
2784 selection_wait = Sel_normal;
2785 ct.value = (unsigned char *)incr_buf;
2786 ct.nitems = incr_buf_fill;
2787 incr_buf = 0;
2788 incr_buf_size = 0;
2789 incr_ev.stop ();
2790 }
2791 else
2792 {
2793 if (selection_wait == Sel_normal
2794 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2795 {
2796 /*
2797 * pass through again trying CUT_BUFFER0 if we've come from
2798 * XConvertSelection () but nothing was presented
2799 */
2800 selection_paste (display->root, XA_CUT_BUFFER0, False);
2801 }
2802
2803 goto bailout;
2804 }
2805 }
2806 else if (selection_wait == Sel_incr)
2807 {
2808 incr_ev.start (10);
2809
2810 while (incr_buf_fill + ct.nitems > incr_buf_size)
2811 {
2812 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2813 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2814 }
2815
2816 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2817 incr_buf_fill += ct.nitems;
2818
2819 goto bailout;
2820 }
2821
2822 char **cl;
2823 int cr;
2824
2825#if !ENABLE_MINIMAL
2826 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2827 // so recode it manually
2828 if (ct.encoding == xa[XA_UTF8_STRING])
2829 {
2830 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2831 char *s = rxvt_wcstombs (w);
2832 free (w);
2833 // TODO: strlen == only the first element will be converted. well...
2834 paste (s, strlen (s));
2835 free (s);
2836 }
2837 else
2838#endif
2839 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2840 && cl)
2841 {
2842 for (int i = 0; i < cr; i++)
2843 paste (cl[i], strlen (cl[i]));
2844
2845 XFreeStringList (cl);
2846 }
2847 else
2848 paste ((char *)ct.value, ct.nitems); // paste raw
2849
2850bailout:
2851 XFree (ct.value);
2852
2853 if (selection_wait == Sel_normal)
2854 selection_wait = Sel_none;
2855}
2856
2857void
2858rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2859{
2860 selection_wait = Sel_none;
2861
2862 incr_buf_size = 0;
2863 free (incr_buf);
2864
2865 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2866}
2867
2868void
2869rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2870{
2871 if (prop == None || selection_wait != Sel_incr)
2872 return; 2721 return;
2873 2722
2874 selection_paste (win, prop, true); 2723 tt_paste (data, len);
2875} 2724}
2876 2725
2877/* ------------------------------------------------------------------------- */ 2726/* ------------------------------------------------------------------------- */
2878/* 2727/*
2879 * Request the current selection: 2728 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2880 * Order: > internal selection if available 2729 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2881 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2730 * as fallback
2882 * > CUT_BUFFER0
2883 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2884 * will auto fallback to CUT_BUFFER0
2885 * EXT: button 2 release 2731 * EXT: button 2 release
2886 */ 2732 */
2887void 2733void
2888rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2734rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2889{ 2735{
2890 if (selection.text && selnum == Sel_Primary) 2736 if (!selection_req)
2891 {
2892 /* internal selection */
2893 char *str = rxvt_wcstombs (selection.text, selection.len);
2894 paste (str, strlen (str));
2895 free (str);
2896 return;
2897 } 2737 {
2898 else 2738 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2739 selection_req->run ();
2899 { 2740 }
2900 selection_request_time = tm;
2901 selection_wait = Sel_normal;
2902
2903#if X_HAVE_UTF8_STRING
2904 selection_type = Sel_UTF8String;
2905 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2906 return;
2907#else
2908 selection_type = Sel_CompoundText;
2909 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2910 return;
2911#endif
2912 }
2913
2914 selection_wait = Sel_none; /* don't loop in selection_paste () */
2915 selection_paste (display->root, XA_CUT_BUFFER0, false);
2916}
2917
2918int
2919rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2920{
2921 Atom sel;
2922
2923 selection_type |= selnum;
2924
2925 if (selnum == Sel_Primary)
2926 sel = XA_PRIMARY;
2927 else if (selnum == Sel_Secondary)
2928 sel = XA_SECONDARY;
2929 else
2930 sel = xa[XA_CLIPBOARD];
2931
2932 if (XGetSelectionOwner (dpy, sel) != None)
2933 {
2934 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2935 vt, selection_request_time);
2936 return 1;
2937 }
2938
2939 return 0;
2940} 2741}
2941 2742
2942/* ------------------------------------------------------------------------- */ 2743/* ------------------------------------------------------------------------- */
2943/* 2744/*
2944 * Clear all selected text 2745 * Clear all selected text
2945 * EXT: SelectionClear 2746 * EXT: SelectionClear
2946 */ 2747 */
2947void 2748void
2948rxvt_term::selection_clear () NOTHROW 2749rxvt_term::selection_clear (bool clipboard) NOTHROW
2949{ 2750{
2751 if (!clipboard)
2752 {
2950 want_refresh = 1; 2753 want_refresh = 1;
2951 free (selection.text); 2754 free (selection.text);
2952 selection.text = NULL; 2755 selection.text = NULL;
2953 selection.len = 0; 2756 selection.len = 0;
2954 CLEAR_SELECTION (); 2757 CLEAR_SELECTION ();
2955 2758
2956 if (display->selection_owner == this) 2759 if (display->selection_owner == this)
2957 display->selection_owner = 0; 2760 display->selection_owner = 0;
2761 }
2762 else
2763 {
2764 free (selection.clip_text);
2765 selection.clip_text = NULL;
2766 selection.clip_len = 0;
2767
2768 if (display->clipboard_owner == this)
2769 display->clipboard_owner = 0;
2770 }
2958} 2771}
2959 2772
2960/* ------------------------------------------------------------------------- */ 2773/* ------------------------------------------------------------------------- */
2961/* 2774/*
2962 * Copy a selection into the cut buffer 2775 * Copy a selection into the cut buffer
2963 * EXT: button 1 or 3 release 2776 * EXT: button 1 or 3 release
2964 */ 2777 */
2965void 2778void
2966rxvt_term::selection_make (Time tm) 2779rxvt_term::selection_make (Time tm)
2967{ 2780{
2968 int i; 2781 int size;
2969 wchar_t *new_selection_text; 2782 wchar_t *new_selection_text;
2970 text_t *t; 2783 text_t *t;
2971 2784
2972 switch (selection.op) 2785 switch (selection.op)
2973 { 2786 {
… …
2989 return; /* nothing selected, go away */ 2802 return; /* nothing selected, go away */
2990 2803
2991 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)))
2992 return; 2805 return;
2993 2806
2994 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2807 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2995 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));
2996 2809
2997 int ofs = 0; 2810 int ofs = 0;
2998 int extra = 0; 2811 int extra = 0;
2999 2812
3000 int col = selection.beg.col; 2813 int col = selection.beg.col;
… …
3006 { 2819 {
3007#if !ENABLE_MINIMAL 2820#if !ENABLE_MINIMAL
3008 if (selection.rect) 2821 if (selection.rect)
3009 { 2822 {
3010 col = selection.beg.col; 2823 col = selection.beg.col;
3011 end_col = ncol + 1; 2824 end_col = selection.end.col;
3012 } 2825 }
3013 else 2826 else
3014#endif 2827#endif
3015 end_col = ROW(row).l; 2828 end_col = ROW(row).l;
3016 2829
3017 col = max (col, 0); 2830 col = max (col, 0);
3018 2831
3019 if (row == selection.end.row 2832 if (row == selection.end.row)
3020#if !ENABLE_MINIMAL
3021 || selection.rect
3022#endif
3023 )
3024 min_it (end_col, selection.end.col); 2833 min_it (end_col, selection.end.col);
3025 2834
3026 t = ROW(row).t + col; 2835 t = ROW(row).t + col;
3027 2836
3028 for (; col < end_col; col++) 2837 for (; col < end_col; col++)
… …
3036 2845
3037 extra -= (len - 1); 2846 extra -= (len - 1);
3038 2847
3039 if (extra < 0) 2848 if (extra < 0)
3040 { 2849 {
3041 extra += i; 2850 extra += size;
3042 i += i; 2851 size += size;
3043 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));
3044 } 2853 }
3045 2854
3046 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2855 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3047 } 2856 }
3048#endif 2857#endif
… …
3060 2869
3061 new_selection_text[ofs++] = C0_LF; 2870 new_selection_text[ofs++] = C0_LF;
3062 } 2871 }
3063 else 2872 else
3064#endif 2873#endif
3065 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))
3066 new_selection_text[ofs++] = C0_LF; 2877 new_selection_text[ofs++] = C0_LF;
3067 } 2878 }
3068
3069 if (end_col != selection.end.col)
3070 new_selection_text[ofs++] = C0_LF;
3071 2879
3072 new_selection_text[ofs] = 0; 2880 new_selection_text[ofs] = 0;
3073 2881
3074 if (ofs == 0) 2882 if (ofs == 0)
3075 { 2883 {
… …
3088 2896
3089 selection_grab (tm); 2897 selection_grab (tm);
3090} 2898}
3091 2899
3092bool 2900bool
3093rxvt_term::selection_grab (Time tm) NOTHROW 2901rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3094{ 2902{
2903 Atom sel;
2904
2905 if (!clipboard)
2906 {
3095 selection_time = tm; 2907 selection_time = tm;
2908 sel = XA_PRIMARY;
2909 }
2910 else
2911 {
2912 clipboard_time = tm;
2913 sel = xa[XA_CLIPBOARD];
2914 }
3096 2915
3097 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2916 XSetSelectionOwner (dpy, sel, vt, tm);
3098 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2917 if (XGetSelectionOwner (dpy, sel) == vt)
3099 { 2918 {
3100 display->set_selection_owner (this); 2919 display->set_selection_owner (this, clipboard);
3101 return true; 2920 return true;
3102 } 2921 }
3103 else 2922 else
3104 { 2923 {
3105 selection_clear (); 2924 selection_clear (clipboard);
3106 return false; 2925 return false;
3107 } 2926 }
3108 2927
3109#if 0 2928#if 0
3110 XTextProperty ct; 2929 XTextProperty ct;
… …
3570 * EXT: SelectionRequest 3389 * EXT: SelectionRequest
3571 */ 3390 */
3572void 3391void
3573rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3392rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3574{ 3393{
3394 Atom property = rq.property == None ? rq.target : rq.property;
3575 XSelectionEvent ev; 3395 XSelectionEvent ev;
3576 3396
3577 ev.type = SelectionNotify; 3397 ev.type = SelectionNotify;
3578 ev.property = None; 3398 ev.property = None;
3579 ev.display = rq.display; 3399 ev.display = rq.display;
… …
3594 *target++ = xa[XA_COMPOUND_TEXT]; 3414 *target++ = xa[XA_COMPOUND_TEXT];
3595#if X_HAVE_UTF8_STRING 3415#if X_HAVE_UTF8_STRING
3596 *target++ = xa[XA_UTF8_STRING]; 3416 *target++ = xa[XA_UTF8_STRING];
3597#endif 3417#endif
3598 3418
3599 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3419 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3600 32, PropModeReplace, 3420 32, PropModeReplace,
3601 (unsigned char *)target_list, target - target_list); 3421 (unsigned char *)target_list, target - target_list);
3602 ev.property = rq.property; 3422 ev.property = property;
3603 } 3423 }
3604#if TODO // TODO 3424#if TODO // TODO
3605 else if (rq.target == xa[XA_MULTIPLE]) 3425 else if (rq.target == xa[XA_MULTIPLE])
3606 { 3426 {
3607 /* TODO: Handle MULTIPLE */ 3427 /* TODO: Handle MULTIPLE */
3608 } 3428 }
3609#endif 3429#endif
3610 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3430 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3611 { 3431 {
3612 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3432 XChangeProperty (dpy, rq.requestor, property, rq.target,
3613 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3433 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3614 ev.property = rq.property; 3434 ev.property = property;
3435 }
3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3437 {
3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3439 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3440 ev.property = property;
3615 } 3441 }
3616 else if (rq.target == XA_STRING 3442 else if (rq.target == XA_STRING
3617 || rq.target == xa[XA_TEXT] 3443 || rq.target == xa[XA_TEXT]
3618 || rq.target == xa[XA_COMPOUND_TEXT] 3444 || rq.target == xa[XA_COMPOUND_TEXT]
3619 || rq.target == xa[XA_UTF8_STRING] 3445 || rq.target == xa[XA_UTF8_STRING]
… …
3651 { 3477 {
3652 target = xa[XA_COMPOUND_TEXT]; 3478 target = xa[XA_COMPOUND_TEXT];
3653 style = enc_compound_text; 3479 style = enc_compound_text;
3654 } 3480 }
3655 3481
3656 if (selection.text) 3482 if (rq.selection == XA_PRIMARY && selection.text)
3657 { 3483 {
3658 cl = selection.text; 3484 cl = selection.text;
3659 selectlen = selection.len; 3485 selectlen = selection.len;
3486 }
3487 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3488 {
3489 cl = selection.clip_text;
3490 selectlen = selection.clip_len;
3660 } 3491 }
3661 else 3492 else
3662 { 3493 {
3663 cl = L""; 3494 cl = L"";
3664 selectlen = 0; 3495 selectlen = 0;
… …
3685 ct.value = (unsigned char *)cl; 3516 ct.value = (unsigned char *)cl;
3686 ct.nitems = selectlen; 3517 ct.nitems = selectlen;
3687 ct.encoding = target; 3518 ct.encoding = target;
3688 } 3519 }
3689 3520
3690 XChangeProperty (dpy, rq.requestor, rq.property, 3521 XChangeProperty (dpy, rq.requestor, property,
3691 ct.encoding, 8, PropModeReplace, 3522 ct.encoding, 8, PropModeReplace,
3692 ct.value, (int)ct.nitems); 3523 ct.value, (int)ct.nitems);
3693 ev.property = rq.property; 3524 ev.property = property;
3694 3525
3695 if (freect) 3526 if (freect)
3696 XFree (ct.value); 3527 XFree (ct.value);
3697 } 3528 }
3698 3529

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