1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*--------------------------------*-C-*---------------------------------* |
2 | * File: command.c |
2 | * File: command.c |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * $Id: command.C,v 1.3 2003/11/25 11:52:42 pcg Exp $ |
4 | * $Id: command.C,v 1.9 2003/11/27 10:12:10 pcg Exp $ |
5 | * |
5 | * |
6 | * All portions of code are copyright by their respective author/s. |
6 | * All portions of code are copyright by their respective author/s. |
7 | * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> |
7 | * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> |
8 | * - original version |
8 | * - original version |
9 | * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> |
9 | * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> |
… | |
… | |
632 | rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count) |
632 | rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count) |
633 | { |
633 | { |
634 | unsigned int n, s; |
634 | unsigned int n, s; |
635 | unsigned char *cmdbuf_base = R->cmdbuf_base, |
635 | unsigned char *cmdbuf_base = R->cmdbuf_base, |
636 | *cmdbuf_endp = R->cmdbuf_endp, |
636 | *cmdbuf_endp = R->cmdbuf_endp, |
637 | *cmdbuf_ptr = R->cmdbuf_ptr; |
637 | *cmdbuf_ptr = R->cmdbuf_ptr; |
638 | |
638 | |
639 | n = cmdbuf_ptr - cmdbuf_base; |
639 | n = cmdbuf_ptr - cmdbuf_base; |
640 | s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp; |
640 | s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp; |
641 | if (n > 0 && s < count) { |
641 | if (n > 0 && s < count) { |
642 | MEMMOVE(cmdbuf_base, cmdbuf_ptr, |
642 | MEMMOVE(cmdbuf_base, cmdbuf_ptr, |
… | |
… | |
663 | do |
663 | do |
664 | { |
664 | { |
665 | XEvent xev; |
665 | XEvent xev; |
666 | |
666 | |
667 | XNextEvent (Xdisplay, &xev); |
667 | XNextEvent (Xdisplay, &xev); |
|
|
668 | |
668 | #if defined(CURSOR_BLINK) |
669 | #if defined(CURSOR_BLINK) |
669 | if ((Options & Opt_cursorBlink) |
670 | if ((Options & Opt_cursorBlink) |
670 | && xev.type == KeyPress) { |
671 | && xev.type == KeyPress) |
|
|
672 | { |
671 | if (hidden_cursor) { |
673 | if (hidden_cursor) |
|
|
674 | { |
672 | hidden_cursor = 0; |
675 | hidden_cursor = 0; |
673 | want_refresh = 1; |
676 | want_refresh = 1; |
674 | } |
677 | } |
675 | want_keypress_time = 1; |
678 | |
|
|
679 | blink_ev.start (NOW + BLINK_INTERVAL); |
676 | } |
680 | } |
677 | #endif |
681 | #endif |
678 | |
682 | |
679 | #if defined(POINTER_BLANK) |
683 | #if defined(POINTER_BLANK) |
680 | if ((Options & Opt_pointerBlank) |
684 | if ((Options & Opt_pointerBlank) |
681 | && (pointerBlankDelay > 0)) { |
685 | && (pointerBlankDelay > 0)) |
|
|
686 | { |
682 | if (xev.type == MotionNotify |
687 | if (xev.type == MotionNotify |
683 | || xev.type == ButtonPress |
688 | || xev.type == ButtonPress |
684 | || xev.type == ButtonRelease) { |
689 | || xev.type == ButtonRelease) |
685 | if (hidden_pointer) |
690 | if (hidden_pointer) |
686 | rxvt_pointer_unblank(aR); |
691 | pointer_unblank (); |
687 | want_motion_time = 1; |
692 | |
688 | } |
|
|
689 | if (xev.type == KeyPress && hidden_pointer == 0) |
693 | if (xev.type == KeyPress && hidden_pointer == 0) |
690 | rxvt_pointer_blank (this); |
694 | pointer_blank (); |
691 | } |
695 | } |
692 | #endif |
696 | #endif |
693 | |
697 | |
694 | #ifdef USE_XIM |
698 | #ifdef USE_XIM |
695 | if (!XFilterEvent (&xev, xev.xany.window)) |
699 | if (!XFilterEvent (&xev, xev.xany.window)) |
696 | #endif |
700 | #endif |
… | |
… | |
698 | } |
702 | } |
699 | while (XPending (Xdisplay)); |
703 | while (XPending (Xdisplay)); |
700 | } |
704 | } |
701 | |
705 | |
702 | void |
706 | void |
|
|
707 | rxvt_term::blink_cb (time_watcher &w) |
|
|
708 | { |
|
|
709 | SET_R (this); |
|
|
710 | |
|
|
711 | w.at += BLINK_INTERVAL; |
|
|
712 | hidden_cursor = !hidden_cursor; |
|
|
713 | want_refresh = 1; |
|
|
714 | flush (); |
|
|
715 | } |
|
|
716 | |
|
|
717 | void |
703 | rxvt_term::x_cb (io_watcher &w, short revents) |
718 | rxvt_term::x_cb (io_watcher &w, short revents) |
704 | { |
719 | { |
|
|
720 | SET_R (this); |
|
|
721 | |
705 | process_x_events (); |
722 | process_x_events (); |
|
|
723 | |
|
|
724 | flush (); |
706 | } |
725 | } |
707 | |
726 | |
708 | // read the next character, currently handles UTF-8 |
727 | // read the next character, currently handles UTF-8 |
709 | // will probably handle all sorts of other stuff in the future |
728 | // will probably handle all sorts of other stuff in the future |
710 | static uint32_t |
729 | uint32_t |
711 | next_char (pR) |
730 | rxvt_term::next_char () |
712 | { |
731 | { |
713 | mbstate &s = R->mbstate; |
732 | struct mbstate &s = mbstate; |
714 | |
733 | |
715 | while (R->cmdbuf_ptr < R->cmdbuf_endp) |
734 | while (cmdbuf_ptr < cmdbuf_endp) |
716 | { |
735 | { |
717 | uint8_t ch = *R->cmdbuf_ptr; |
736 | uint8_t ch = *cmdbuf_ptr; |
718 | |
737 | |
719 | if (s.cnt) |
738 | if (s.cnt) |
720 | { |
739 | { |
721 | if ((ch & 0xc0) == 0x80) |
740 | if ((ch & 0xc0) == 0x80) |
722 | { |
741 | { |
723 | R->cmdbuf_ptr++; |
742 | cmdbuf_ptr++; |
724 | |
743 | |
725 | /* continuation */ |
744 | /* continuation */ |
726 | s.reg = (s.reg << 6) | (ch & 0x7f); |
745 | s.reg = (s.reg << 6) | (ch & 0x7f); |
727 | |
746 | |
728 | if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */ |
747 | if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */ |
… | |
… | |
737 | } |
756 | } |
738 | } |
757 | } |
739 | |
758 | |
740 | if ((ch & 0xc0) == 0xc0) |
759 | if ((ch & 0xc0) == 0xc0) |
741 | { |
760 | { |
742 | R->cmdbuf_ptr++; |
761 | cmdbuf_ptr++; |
743 | |
762 | |
744 | /* first byte */ |
763 | /* first byte */ |
745 | s.orig = ch; /* for broken encodings */ |
764 | s.orig = ch; /* for broken encodings */ |
746 | s.reg = ch; |
765 | s.reg = ch; |
747 | if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } |
766 | if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } |
… | |
… | |
750 | if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } |
769 | if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } |
751 | if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } |
770 | if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } |
752 | } |
771 | } |
753 | else |
772 | else |
754 | { |
773 | { |
755 | R->cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ |
774 | cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ |
756 | return ch; |
775 | return ch; |
757 | } |
776 | } |
758 | } |
777 | } |
759 | |
778 | |
760 | return NOCHAR; |
779 | return NOCHAR; |
761 | } |
780 | } |
762 | |
781 | |
|
|
782 | bool |
|
|
783 | rxvt_term::pty_fill () |
|
|
784 | { |
|
|
785 | ssize_t n = cmdbuf_endp - cmdbuf_ptr; |
|
|
786 | |
|
|
787 | memmove (cmdbuf_base, cmdbuf_ptr, n); |
|
|
788 | cmdbuf_ptr = cmdbuf_base; |
|
|
789 | cmdbuf_endp = cmdbuf_ptr + n; |
|
|
790 | |
|
|
791 | n = read (cmd_fd, cmdbuf_endp, BUFSIZ - n); |
|
|
792 | |
|
|
793 | if (n > 0) |
|
|
794 | { |
|
|
795 | cmdbuf_endp += n; |
|
|
796 | return true; |
|
|
797 | } |
|
|
798 | else if (n < 0 && errno == EAGAIN) |
|
|
799 | return false; |
|
|
800 | |
|
|
801 | destroy (); |
|
|
802 | } |
|
|
803 | |
763 | void |
804 | void |
764 | rxvt_term::pty_cb (io_watcher &w, short revents) |
805 | rxvt_term::pty_cb (io_watcher &w, short revents) |
765 | { |
806 | { |
766 | int n; |
807 | SET_R (this); |
767 | unsigned int count; |
|
|
768 | |
808 | |
769 | if (count = (cmdbuf_endp - cmdbuf_ptr)) |
809 | // loop, but don't allow a single term to monopolize us |
|
|
810 | // the number of loops is fully arbitrary, and thus wrong |
|
|
811 | for (int i = 7; i-- && pty_fill (); ) |
770 | { |
812 | { |
771 | memmove (cmdbuf_base, cmdbuf_ptr, count); |
813 | //TODO: |
772 | cmdbuf_ptr = cmdbuf_base; |
814 | /* once we know the shell is running, send the screen size. Again! */ |
773 | cmdbuf_endp = cmdbuf_ptr + count; |
815 | //ch = rxvt_cmd_getc(aR); /* wait for something */ |
774 | } |
816 | //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid); |
775 | |
|
|
776 | |
817 | |
777 | for (count = BUFSIZ - count; count; count -= n, cmdbuf_endp += n) |
818 | uint32_t ch = NOCHAR; |
778 | if ((n = read(cmd_fd, cmdbuf_endp, count)) > 0) |
819 | |
779 | continue; |
820 | for (;;) |
780 | else if (n == 0 || (n < 0 && errno == EAGAIN)) |
|
|
781 | break; |
|
|
782 | else |
|
|
783 | { |
821 | { |
784 | rxvt_clean_exit(); |
822 | if (ch == NOCHAR) |
785 | exit(EXIT_FAILURE); /* bad order of events? */ |
823 | ch = next_char (); |
|
|
824 | |
|
|
825 | if (ch == NOCHAR) // TODO: improve |
|
|
826 | break; |
|
|
827 | |
|
|
828 | if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r') |
|
|
829 | { |
|
|
830 | /* Read a text string from the input buffer */ |
|
|
831 | uint32_t buf[BUFSIZ]; |
|
|
832 | bool refreshnow = false; |
|
|
833 | int nlines = 0; |
|
|
834 | uint32_t *str = buf; |
|
|
835 | |
|
|
836 | *str++ = ch; |
|
|
837 | |
|
|
838 | for (;;) |
|
|
839 | { |
|
|
840 | ch = next_char (); |
|
|
841 | |
|
|
842 | if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) |
|
|
843 | break; |
|
|
844 | else |
|
|
845 | { |
|
|
846 | *str++ = ch; |
|
|
847 | |
|
|
848 | if (ch == '\n') |
|
|
849 | { |
|
|
850 | nlines++; |
|
|
851 | refresh_count++; |
|
|
852 | |
|
|
853 | if (!(Options & Opt_jumpScroll) |
|
|
854 | || (refresh_count >= (refresh_limit * (TermWin.nrow - 1)))) |
|
|
855 | { |
|
|
856 | refreshnow = true; |
|
|
857 | ch = NOCHAR; |
|
|
858 | break; |
|
|
859 | } |
|
|
860 | } |
|
|
861 | |
|
|
862 | if (str >= buf + BUFSIZ) |
|
|
863 | { |
|
|
864 | ch = NOCHAR; |
|
|
865 | break; |
|
|
866 | } |
|
|
867 | } |
|
|
868 | } |
|
|
869 | |
|
|
870 | rxvt_scr_add_lines (this, buf, nlines, str - buf); |
|
|
871 | |
|
|
872 | /* |
|
|
873 | * If there have been a lot of new lines, then update the screen |
|
|
874 | * What the heck I'll cheat and only refresh less than every page-full. |
|
|
875 | * the number of pages between refreshes is refresh_limit, which |
|
|
876 | * is incremented here because we must be doing flat-out scrolling. |
|
|
877 | * |
|
|
878 | * refreshing should be correct for small scrolls, because of the |
|
|
879 | * time-out |
|
|
880 | */ |
|
|
881 | if (refreshnow) |
|
|
882 | { |
|
|
883 | if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD) |
|
|
884 | refresh_limit++; |
|
|
885 | |
|
|
886 | rxvt_scr_refresh (this, refresh_type); |
|
|
887 | } |
|
|
888 | |
|
|
889 | } |
|
|
890 | else |
|
|
891 | { |
|
|
892 | switch (ch) |
|
|
893 | { |
|
|
894 | default: |
|
|
895 | rxvt_process_nonprinting (this, ch); |
|
|
896 | break; |
|
|
897 | case C0_ESC: /* escape char */ |
|
|
898 | rxvt_process_escape_seq (this); |
|
|
899 | break; |
|
|
900 | /*case 0x9b: */ /* CSI */ |
|
|
901 | /* rxvt_process_csi_seq (this); */ |
|
|
902 | } |
|
|
903 | |
|
|
904 | ch = NOCHAR; |
|
|
905 | } |
786 | } |
906 | } |
|
|
907 | } |
787 | |
908 | |
788 | if (count != BUFSIZ) /* some characters read in */ |
909 | flush (); |
|
|
910 | } |
|
|
911 | |
|
|
912 | void |
|
|
913 | rxvt_term::flush () |
|
|
914 | { |
|
|
915 | #ifdef TRANSPARENT |
|
|
916 | if (want_full_refresh) |
789 | { |
917 | { |
790 | uint32_t c = next_char (this); |
918 | want_full_refresh = 0; |
791 | |
919 | rxvt_scr_clear (this); |
792 | #if 0 |
920 | rxvt_scr_touch (this, False); |
793 | if (c != NOCHAR) |
921 | want_refresh = 1; |
794 | return c; |
922 | } |
795 | #endif |
923 | #endif |
|
|
924 | |
|
|
925 | if (want_refresh) |
796 | } |
926 | { |
|
|
927 | rxvt_scr_refresh (this, refresh_type); |
|
|
928 | rxvt_scrollbar_show (this, 1); |
|
|
929 | #ifdef USE_XIM |
|
|
930 | rxvt_IMSendSpot (this); |
|
|
931 | #endif |
|
|
932 | } |
|
|
933 | |
|
|
934 | if (XPending (Xdisplay)) process_x_events (); |
|
|
935 | XFlush (Xdisplay); |
|
|
936 | if (XPending (Xdisplay)) process_x_events (); |
797 | } |
937 | } |
798 | |
938 | |
799 | /* rxvt_cmd_getc() - Return next input character */ |
939 | /* rxvt_cmd_getc() - Return next input character */ |
800 | /* |
940 | /* |
801 | * Return the next input character after first passing any keyboard input |
941 | * Return the next input character after first passing any keyboard input |
… | |
… | |
803 | */ |
943 | */ |
804 | /* INTPROTO */ |
944 | /* INTPROTO */ |
805 | uint32_t |
945 | uint32_t |
806 | rxvt_cmd_getc(pR) |
946 | rxvt_cmd_getc(pR) |
807 | { |
947 | { |
|
|
948 | for (;;) |
|
|
949 | { |
|
|
950 | uint32_t c = R->next_char (); |
|
|
951 | if (c != NOCHAR) |
|
|
952 | return c; |
|
|
953 | |
|
|
954 | // incomplete sequences should occur rarely, still, a better solution |
|
|
955 | // would be preferred. either setjmp/longjmp or better design. |
|
|
956 | fcntl (R->cmd_fd, F_SETFL, 0); |
|
|
957 | R->pty_fill (); |
|
|
958 | fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK); |
|
|
959 | } |
|
|
960 | |
|
|
961 | #if 0 |
808 | #define TIMEOUT_USEC 5000 |
962 | #define TIMEOUT_USEC 5000 |
809 | fd_set readfds; |
963 | fd_set readfds; |
810 | int quick_timeout, select_res; |
964 | int quick_timeout, select_res; |
811 | int want_motion_time, want_keypress_time; |
965 | int want_motion_time, want_keypress_time; |
812 | struct timeval value; |
966 | struct timeval value; |
813 | #if defined(POINTER_BLANK) || defined(CURSOR_BLINK) |
967 | #if defined(POINTER_BLANK) || defined(CURSOR_BLINK) |
814 | struct timeval tp; |
968 | struct timeval tp; |
815 | #endif |
969 | #endif |
816 | |
970 | |
817 | uint32_t c = next_char (aR); |
|
|
818 | if (c != NOCHAR) |
|
|
819 | return c; |
|
|
820 | |
|
|
821 | for (;;) { |
971 | for (;;) { |
822 | /* loop until we can return something */ |
972 | /* loop until we can return something */ |
823 | |
973 | |
824 | if (R->v_bufstr < R->v_bufptr) /* output any pending chars */ |
974 | if (R->v_bufstr < R->v_bufptr) /* output any pending chars */ |
825 | rxvt_tt_write(aR_ NULL, 0); |
975 | rxvt_tt_write(aR_ NULL, 0); |
826 | |
|
|
827 | #if defined(POINTER_BLANK) || defined(CURSOR_BLINK) |
|
|
828 | tp.tv_sec = 0; /* presume == 0 implies time not yet retrieved */ |
|
|
829 | #endif |
|
|
830 | #if defined(CURSOR_BLINK) |
|
|
831 | want_keypress_time = 0; |
|
|
832 | #endif |
|
|
833 | #if defined(POINTER_BLANK) |
|
|
834 | want_motion_time = 0; |
|
|
835 | #endif |
|
|
836 | |
|
|
837 | if (XPending (R->Xdisplay)) |
|
|
838 | { |
|
|
839 | R->process_x_events (); |
|
|
840 | |
|
|
841 | /* in case button actions pushed chars to cmdbuf */ |
|
|
842 | if (R->cmdbuf_ptr < R->cmdbuf_endp) |
|
|
843 | return *R->cmdbuf_ptr++; |
|
|
844 | } |
|
|
845 | |
|
|
846 | #if defined(CURSOR_BLINK) |
|
|
847 | if (want_keypress_time) { |
|
|
848 | (void)gettimeofday(&tp, NULL); |
|
|
849 | R->lastcursorchange.tv_sec = tp.tv_sec; |
|
|
850 | R->lastcursorchange.tv_usec = tp.tv_usec; |
|
|
851 | } |
|
|
852 | #endif |
|
|
853 | #if defined(POINTER_BLANK) |
|
|
854 | if (want_motion_time) { |
|
|
855 | if (!tp.tv_sec) |
|
|
856 | (void)gettimeofday(&tp, NULL); |
|
|
857 | R->lastmotion.tv_sec = tp.tv_sec; |
|
|
858 | R->lastmotion.tv_usec = tp.tv_usec; |
|
|
859 | } |
|
|
860 | #endif |
|
|
861 | |
|
|
862 | /* |
|
|
863 | * the command input buffer is empty and we have no pending X events |
|
|
864 | */ |
|
|
865 | quick_timeout = 0; |
|
|
866 | |
976 | |
867 | #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) |
977 | #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) |
868 | if (R->mouse_slip_wheel_speed) { |
978 | if (R->mouse_slip_wheel_speed) { |
869 | quick_timeout = 1; |
979 | quick_timeout = 1; |
870 | if (!R->mouse_slip_wheel_delay-- |
980 | if (!R->mouse_slip_wheel_delay-- |
… | |
… | |
900 | R->want_refresh = 1; |
1010 | R->want_refresh = 1; |
901 | } |
1011 | } |
902 | } |
1012 | } |
903 | #endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */ |
1013 | #endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */ |
904 | |
1014 | |
905 | FD_ZERO(&readfds); |
|
|
906 | FD_SET(R->cmd_fd, &readfds); |
|
|
907 | FD_SET(R->Xfd, &readfds); |
|
|
908 | value.tv_usec = TIMEOUT_USEC; |
|
|
909 | value.tv_sec = 0; |
|
|
910 | |
|
|
911 | if (!R->TermWin.mapped) |
|
|
912 | quick_timeout = 0; |
|
|
913 | else { |
|
|
914 | quick_timeout |= R->want_refresh; |
|
|
915 | #ifdef TRANSPARENT |
1015 | #ifdef TRANSPARENT |
916 | quick_timeout |= R->want_full_refresh; |
1016 | quick_timeout |= R->want_full_refresh; |
917 | #endif |
1017 | #endif |
918 | } |
|
|
919 | |
|
|
920 | #if defined(POINTER_BLANK) || defined(CURSOR_BLINK) |
|
|
921 | { |
|
|
922 | int set_quick_timeout = 0; |
|
|
923 | long csdiff, psdiff; |
|
|
924 | |
|
|
925 | #define BLINK_TIME 500000L |
|
|
926 | csdiff = psdiff = 60000000L; /* or, say, LONG_MAX */ |
|
|
927 | # if defined(CURSOR_BLINK) |
|
|
928 | if (R->Options & Opt_cursorBlink) { |
|
|
929 | if (!tp.tv_sec) /* didn't get it before so get it now */ |
|
|
930 | (void)gettimeofday(&tp, NULL); |
|
|
931 | |
|
|
932 | csdiff = (tp.tv_sec - R->lastcursorchange.tv_sec) * 1000000L |
|
|
933 | + tp.tv_usec - R->lastcursorchange.tv_usec; |
|
|
934 | if (csdiff > BLINK_TIME) { /* XXX: settable blink times */ |
|
|
935 | R->lastcursorchange.tv_sec = tp.tv_sec; |
|
|
936 | R->lastcursorchange.tv_usec = tp.tv_usec; |
|
|
937 | R->hidden_cursor = !R->hidden_cursor; |
|
|
938 | csdiff = 0; |
|
|
939 | } else |
|
|
940 | csdiff = BLINK_TIME - csdiff; |
|
|
941 | set_quick_timeout = 1; |
|
|
942 | } |
|
|
943 | # endif |
1018 | #endif |
944 | # if defined(POINTER_BLANK) |
|
|
945 | /* |
|
|
946 | * If we haven't moved the pointer for a while |
|
|
947 | */ |
|
|
948 | if ((R->Options & Opt_pointerBlank) |
|
|
949 | && (R->pointerBlankDelay > 0) |
|
|
950 | && (R->hidden_pointer == 0)) { |
|
|
951 | long pdelay; |
|
|
952 | |
|
|
953 | if (!tp.tv_sec) /* didn't get it before so get it now */ |
|
|
954 | (void)gettimeofday(&tp, NULL); |
|
|
955 | psdiff = (tp.tv_sec - R->lastmotion.tv_sec) * 1000000L |
|
|
956 | + tp.tv_usec - R->lastmotion.tv_usec; |
|
|
957 | pdelay = R->pointerBlankDelay * 1000000L; |
|
|
958 | if (psdiff >= pdelay) |
|
|
959 | rxvt_pointer_blank(aR); |
|
|
960 | else { |
|
|
961 | set_quick_timeout = 1; |
|
|
962 | psdiff = pdelay - psdiff; |
|
|
963 | } |
|
|
964 | } |
|
|
965 | # endif |
|
|
966 | if (!quick_timeout && set_quick_timeout) { |
|
|
967 | MIN_IT(csdiff, psdiff); |
|
|
968 | value.tv_sec = csdiff / 1000000L; |
|
|
969 | value.tv_usec = csdiff % 1000000L; |
|
|
970 | quick_timeout = 1; |
|
|
971 | } |
|
|
972 | } |
|
|
973 | #endif |
|
|
974 | |
|
|
975 | if ((select_res = select(R->num_fds, &readfds, NULL, NULL, |
|
|
976 | (quick_timeout ? &value : NULL))) == 0) { |
|
|
977 | /* select statement timed out - we're not hard and fast scrolling */ |
|
|
978 | R->refresh_limit = 1; |
|
|
979 | } |
|
|
980 | #if defined(CURSOR_BLINK) |
|
|
981 | if (R->Options & Opt_cursorBlink) |
|
|
982 | R->want_refresh = 1; |
|
|
983 | #endif |
|
|
984 | |
|
|
985 | /* See if we can read new data from the application */ |
|
|
986 | if (select_res > 0 && FD_ISSET(R->cmd_fd, &readfds)) { |
|
|
987 | int n; |
|
|
988 | unsigned int count; |
|
|
989 | |
|
|
990 | R->cmdbuf_ptr = R->cmdbuf_endp = R->cmdbuf_base; |
|
|
991 | for (count = BUFSIZ; count; count -= n, R->cmdbuf_endp += n) |
|
|
992 | if ((n = read(R->cmd_fd, R->cmdbuf_endp, count)) > 0) |
|
|
993 | continue; |
|
|
994 | else if (n == 0 || (n < 0 && errno == EAGAIN)) |
|
|
995 | break; |
|
|
996 | else { |
|
|
997 | rxvt_clean_exit(); |
|
|
998 | exit(EXIT_FAILURE); /* bad order of events? */ |
|
|
999 | } |
|
|
1000 | |
|
|
1001 | if (count != BUFSIZ) /* some characters read in */ |
|
|
1002 | { |
|
|
1003 | uint32_t c = next_char (aR); |
|
|
1004 | if (c != NOCHAR) |
|
|
1005 | return c; |
|
|
1006 | } |
|
|
1007 | } |
|
|
1008 | #ifdef TRANSPARENT |
|
|
1009 | if (R->want_full_refresh) { |
|
|
1010 | R->want_full_refresh = 0; |
|
|
1011 | rxvt_scr_clear(aR); |
|
|
1012 | rxvt_scr_touch(aR_ False); |
|
|
1013 | R->want_refresh = 1; |
|
|
1014 | } |
|
|
1015 | #endif |
|
|
1016 | if (R->want_refresh) { |
|
|
1017 | rxvt_scr_refresh(aR_ R->refresh_type); |
|
|
1018 | rxvt_scrollbar_show(aR_ 1); |
|
|
1019 | #ifdef USE_XIM |
|
|
1020 | rxvt_IMSendSpot(aR); |
|
|
1021 | #endif |
|
|
1022 | } |
|
|
1023 | } |
|
|
1024 | /* NOTREACHED */ |
|
|
1025 | } |
1019 | } |
1026 | /*}}} */ |
|
|
1027 | |
1020 | |
1028 | /* EXTPROTO */ |
|
|
1029 | void |
1021 | void |
1030 | rxvt_pointer_unblank(pR) |
1022 | rxvt_term::pointer_unblank () |
1031 | { |
1023 | { |
1032 | XDefineCursor(R->Xdisplay, R->TermWin.vt, R->TermWin_cursor); |
1024 | XDefineCursor (Xdisplay, TermWin.vt, TermWin_cursor); |
1033 | rxvt_recolour_cursor(aR); |
1025 | rxvt_recolour_cursor (this); |
|
|
1026 | |
1034 | #ifdef POINTER_BLANK |
1027 | #ifdef POINTER_BLANK |
1035 | R->hidden_pointer = 0; |
1028 | hidden_pointer = 0; |
1036 | if (R->pointerBlankDelay > 0) { |
|
|
1037 | struct timeval tp; |
|
|
1038 | |
1029 | |
1039 | (void)gettimeofday(&tp, NULL); |
1030 | if (Options & Opt_pointerBlank) |
1040 | R->lastmotion.tv_sec = tp.tv_sec; |
1031 | pointer_ev.start (NOW + pointerBlankDelay); |
1041 | R->lastmotion.tv_usec = tp.tv_usec; |
|
|
1042 | } |
|
|
1043 | #endif |
1032 | #endif |
1044 | } |
1033 | } |
1045 | |
1034 | |
1046 | #ifdef POINTER_BLANK |
1035 | #ifdef POINTER_BLANK |
1047 | /* INTPROTO */ |
|
|
1048 | void |
1036 | void |
1049 | rxvt_pointer_blank(pR) |
1037 | rxvt_term::pointer_blank () |
1050 | { |
1038 | { |
|
|
1039 | pointer_ev.stop (); |
|
|
1040 | |
|
|
1041 | if (!(Options & Opt_pointerBlank)) |
|
|
1042 | return; |
|
|
1043 | |
1051 | XDefineCursor(R->Xdisplay, R->TermWin.vt, R->pointer_blank); |
1044 | XDefineCursor (Xdisplay, TermWin.vt, blank_cursor); |
1052 | XFlush(R->Xdisplay); |
1045 | XFlush (Xdisplay); |
|
|
1046 | |
1053 | R->hidden_pointer = 1; |
1047 | hidden_pointer = 1; |
|
|
1048 | } |
|
|
1049 | |
|
|
1050 | void |
|
|
1051 | rxvt_term::pointer_cb (time_watcher &w) |
|
|
1052 | { |
|
|
1053 | SET_R (this); |
|
|
1054 | |
|
|
1055 | pointer_blank (); |
1054 | } |
1056 | } |
1055 | #endif |
1057 | #endif |
1056 | |
1058 | |
1057 | /* INTPROTO */ |
1059 | /* INTPROTO */ |
1058 | void |
1060 | void |
… | |
… | |
1254 | break; |
1256 | break; |
1255 | |
1257 | |
1256 | case ClientMessage: |
1258 | case ClientMessage: |
1257 | if (ev->xclient.format == 32 |
1259 | if (ev->xclient.format == 32 |
1258 | && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW]) |
1260 | && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW]) |
1259 | exit(EXIT_SUCCESS); |
1261 | R->destroy (); |
1260 | #ifdef OFFIX_DND |
1262 | #ifdef OFFIX_DND |
1261 | /* OffiX Dnd (drag 'n' drop) protocol */ |
1263 | /* OffiX Dnd (drag 'n' drop) protocol */ |
1262 | if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL] |
1264 | else if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL] |
1263 | && (ev->xclient.data.l[0] == DndFile |
1265 | && (ev->xclient.data.l[0] == DndFile |
1264 | || ev->xclient.data.l[0] == DndDir |
1266 | || ev->xclient.data.l[0] == DndDir |
1265 | || ev->xclient.data.l[0] == DndLink)) { |
1267 | || ev->xclient.data.l[0] == DndLink)) { |
1266 | /* Get Dnd data */ |
1268 | /* Get Dnd data */ |
1267 | Atom ActualType; |
1269 | Atom ActualType; |
… | |
… | |
1299 | * in the GraphicsExpose parts, which means that after each refresh, |
1301 | * in the GraphicsExpose parts, which means that after each refresh, |
1300 | * we need to wait for the graphics expose or Noexpose events, |
1302 | * we need to wait for the graphics expose or Noexpose events, |
1301 | * which ought to make things real slow! |
1303 | * which ought to make things real slow! |
1302 | */ |
1304 | */ |
1303 | case VisibilityNotify: |
1305 | case VisibilityNotify: |
1304 | switch (ev->xvisibility.state) { |
1306 | switch (ev->xvisibility.state) |
|
|
1307 | { |
1305 | case VisibilityUnobscured: |
1308 | case VisibilityUnobscured: |
1306 | R->refresh_type = FAST_REFRESH; |
1309 | R->refresh_type = FAST_REFRESH; |
1307 | break; |
1310 | break; |
1308 | case VisibilityPartiallyObscured: |
1311 | case VisibilityPartiallyObscured: |
1309 | R->refresh_type = SLOW_REFRESH; |
1312 | R->refresh_type = SLOW_REFRESH; |
1310 | break; |
1313 | break; |
1311 | default: |
1314 | default: |
1312 | R->refresh_type = NO_REFRESH; |
1315 | R->refresh_type = NO_REFRESH; |
1313 | break; |
1316 | break; |
1314 | } |
1317 | } |
1315 | break; |
1318 | break; |
1316 | |
1319 | |
1317 | case FocusIn: |
1320 | case FocusIn: |
1318 | if (!R->TermWin.focus) { |
1321 | if (!R->TermWin.focus) { |
1319 | R->TermWin.focus = 1; |
1322 | R->TermWin.focus = 1; |
1320 | R->want_refresh = 1; |
1323 | R->want_refresh = 1; |
1321 | #ifdef USE_XIM |
1324 | #ifdef USE_XIM |
1322 | if (R->Input_Context != NULL) |
1325 | if (R->Input_Context != NULL) |
1323 | XSetICFocus(R->Input_Context); |
1326 | XSetICFocus(R->Input_Context); |
1324 | #endif |
1327 | #endif |
|
|
1328 | #ifdef CURSOR_BLINK |
|
|
1329 | if (R->Options & Opt_cursorBlink) |
|
|
1330 | R->blink_ev.start (NOW + BLINK_INTERVAL); |
|
|
1331 | #endif |
1325 | } |
1332 | } |
1326 | break; |
1333 | break; |
1327 | |
1334 | |
1328 | case FocusOut: |
1335 | case FocusOut: |
1329 | if (R->TermWin.focus) { |
1336 | if (R->TermWin.focus) { |
1330 | R->TermWin.focus = 0; |
1337 | R->TermWin.focus = 0; |
1331 | R->want_refresh = 1; |
1338 | R->want_refresh = 1; |
1332 | #ifdef USE_XIM |
1339 | #ifdef USE_XIM |
1333 | if (R->Input_Context != NULL) |
1340 | if (R->Input_Context != NULL) |
1334 | XUnsetICFocus(R->Input_Context); |
1341 | XUnsetICFocus(R->Input_Context); |
|
|
1342 | #endif |
|
|
1343 | #ifdef CURSOR_BLINK |
|
|
1344 | if (R->Options & Opt_cursorBlink) |
|
|
1345 | R->blink_ev.stop (); |
|
|
1346 | R->hidden_cursor = 0; |
1335 | #endif |
1347 | #endif |
1336 | } |
1348 | } |
1337 | break; |
1349 | break; |
1338 | |
1350 | |
1339 | case ConfigureNotify: |
1351 | case ConfigureNotify: |
… | |
… | |
1452 | break; |
1464 | break; |
1453 | |
1465 | |
1454 | case MotionNotify: |
1466 | case MotionNotify: |
1455 | #ifdef POINTER_BLANK |
1467 | #ifdef POINTER_BLANK |
1456 | if (R->hidden_pointer) |
1468 | if (R->hidden_pointer) |
1457 | rxvt_pointer_unblank(aR); |
1469 | R->pointer_unblank (); |
1458 | #endif |
1470 | #endif |
1459 | #if MENUBAR |
1471 | #if MENUBAR |
1460 | if (isMenuBarWindow(ev->xany.window)) { |
1472 | if (isMenuBarWindow(ev->xany.window)) { |
1461 | rxvt_menubar_control(aR_ &(ev->xbutton)); |
1473 | rxvt_menubar_control(aR_ &(ev->xbutton)); |
1462 | break; |
1474 | break; |
… | |
… | |
3392 | } |
3404 | } |
3393 | /*}}} */ |
3405 | /*}}} */ |
3394 | |
3406 | |
3395 | /* ------------------------------------------------------------------------- */ |
3407 | /* ------------------------------------------------------------------------- */ |
3396 | |
3408 | |
3397 | /*{{{ Read and process output from the application */ |
|
|
3398 | /* LIBPROTO */ |
|
|
3399 | void |
|
|
3400 | rxvt_main_loop(pR) |
|
|
3401 | { |
|
|
3402 | uint32_t ch, *str, buf[BUFSIZ]; |
|
|
3403 | int nlines, refreshnow; |
|
|
3404 | |
|
|
3405 | R->cmdbuf_ptr = R->cmdbuf_endp = R->cmdbuf_base; |
|
|
3406 | |
|
|
3407 | /* once we know the shell is running, send the screen size. Again! */ |
|
|
3408 | ch = rxvt_cmd_getc(aR); /* wait for something */ |
|
|
3409 | rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); |
|
|
3410 | |
|
|
3411 | refreshnow = 0; |
|
|
3412 | for (;;) { |
|
|
3413 | if (ch == NOCHAR) |
|
|
3414 | ch = rxvt_cmd_getc(aR); |
|
|
3415 | |
|
|
3416 | if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r') |
|
|
3417 | { |
|
|
3418 | /* Read a text string from the input buffer */ |
|
|
3419 | nlines = 0; |
|
|
3420 | str = buf; |
|
|
3421 | *str++ = ch; |
|
|
3422 | for (;;) |
|
|
3423 | { |
|
|
3424 | ch = next_char (aR); |
|
|
3425 | |
|
|
3426 | if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) |
|
|
3427 | break; |
|
|
3428 | else |
|
|
3429 | { |
|
|
3430 | *str++ = ch; |
|
|
3431 | |
|
|
3432 | if (ch == '\n') |
|
|
3433 | { |
|
|
3434 | nlines++; |
|
|
3435 | R->refresh_count++; |
|
|
3436 | if (!(R->Options & Opt_jumpScroll) |
|
|
3437 | || (R->refresh_count >= (R->refresh_limit |
|
|
3438 | * (R->TermWin.nrow - 1)))) |
|
|
3439 | { |
|
|
3440 | refreshnow = 1; |
|
|
3441 | ch = NOCHAR; |
|
|
3442 | break; |
|
|
3443 | } |
|
|
3444 | } |
|
|
3445 | |
|
|
3446 | if (str >= buf + BUFSIZ) |
|
|
3447 | { |
|
|
3448 | ch = NOCHAR; |
|
|
3449 | break; |
|
|
3450 | } |
|
|
3451 | } |
|
|
3452 | } |
|
|
3453 | |
|
|
3454 | rxvt_scr_add_lines(aR_ buf, nlines, str - buf); |
|
|
3455 | |
|
|
3456 | /* |
|
|
3457 | * If there have been a lot of new lines, then update the screen |
|
|
3458 | * What the heck I'll cheat and only refresh less than every page-full. |
|
|
3459 | * the number of pages between refreshes is R->refresh_limit, which |
|
|
3460 | * is incremented here because we must be doing flat-out scrolling. |
|
|
3461 | * |
|
|
3462 | * refreshing should be correct for small scrolls, because of the |
|
|
3463 | * time-out |
|
|
3464 | */ |
|
|
3465 | |
|
|
3466 | //TODO: REFRESH_PERIOD is one, fix it |
|
|
3467 | if (refreshnow) |
|
|
3468 | { |
|
|
3469 | refreshnow = 0; |
|
|
3470 | |
|
|
3471 | if ((R->Options & Opt_jumpScroll) && R->refresh_limit < REFRESH_PERIOD) |
|
|
3472 | R->refresh_limit++; |
|
|
3473 | |
|
|
3474 | rxvt_scr_refresh(aR_ R->refresh_type); |
|
|
3475 | } |
|
|
3476 | |
|
|
3477 | } |
|
|
3478 | else |
|
|
3479 | { |
|
|
3480 | switch (ch) |
|
|
3481 | { |
|
|
3482 | default: |
|
|
3483 | rxvt_process_nonprinting(aR_ ch); |
|
|
3484 | break; |
|
|
3485 | case C0_ESC: /* escape char */ |
|
|
3486 | rxvt_process_escape_seq(aR); |
|
|
3487 | break; |
|
|
3488 | /* case 0x9b: */ /* CSI */ |
|
|
3489 | /* rxvt_process_csi_seq(aR); */ |
|
|
3490 | } |
|
|
3491 | |
|
|
3492 | ch = NOCHAR; |
|
|
3493 | } |
|
|
3494 | } |
|
|
3495 | /* NOTREACHED */ |
|
|
3496 | } |
|
|
3497 | |
|
|
3498 | /* |
3409 | /* |
3499 | * Send printf() formatted output to the command. |
3410 | * Send printf() formatted output to the command. |
3500 | * Only use for small amounts of data. |
3411 | * Only use for small amounts of data. |
3501 | */ |
3412 | */ |
3502 | /* EXTPROTO */ |
3413 | /* EXTPROTO */ |