1 /*--------------------------------*-C-*---------------------------------*;
3 *----------------------------------------------------------------------*
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications
17 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License as published by
19 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version.
22 * This program is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/
32 #include "../config.h" /* NECESSARY */
33 #include "rxvt.h" /* NECESSARY */
34 #include "main.intpro" /* PROTOS for internal routines */
38 #ifdef TTY_GID_SUPPORT
48 static char curlocale[128];
51 rxvt_set_locale (const char *locale)
53 if (locale && STRNCMP (locale, curlocale, 128))
55 STRNCPY (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale);
61 rxvt_term::operator new (size_t s)
70 rxvt_term::operator delete (void *p, size_t s)
75 rxvt_term::rxvt_term ()
77 rootwin_ev (this, &rxvt_term::rootwin_cb),
78 termwin_ev (this, &rxvt_term::x_cb),
79 vt_ev (this, &rxvt_term::x_cb),
80 #ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb),
84 menubar_ev (this, &rxvt_term::x_cb), fixme
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
90 text_blink_ev (this, &rxvt_term::text_blink_cb),
93 pointer_ev (this, &rxvt_term::pointer_cb),
96 im_ev (this, &rxvt_term::im_cb),
98 check_ev (this, &rxvt_term::check_cb),
99 destroy_ev (this, &rxvt_term::destroy_cb),
100 pty_ev (this, &rxvt_term::pty_cb),
101 incr_ev (this, &rxvt_term::incr_cb)
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
106 rxvt_term::~rxvt_term ()
111 #ifndef NO_SETOWNER_TTYDEV
112 privileged_ttydev (RESTORE);
115 privileged_utmp (RESTORE);
118 delete TermWin.fontset;
121 if (TermWin.parent[0])
122 XDestroyWindow (display->display, TermWin.parent[0]);
124 // TODO: free pixcolours, colours should become part of rxvt_display
128 displays.put (display);
135 free (env_colorfgbg);
144 rxvt_term::destroy ()
148 rootwin_ev.stop (display);
149 termwin_ev.stop (display);
150 vt_ev.stop (display);
153 im_ev.stop (display);
155 #ifdef HAVE_SCROLLBARS
156 scrollbar_ev.stop (display);
159 menubar_ev.stop (display);
166 cursor_blink_ev.stop ();
169 text_blink_ev.stop ();
175 destroy_ev.start (0);
179 rxvt_term::destroy_cb (time_watcher &w)
186 /*----------------------------------------------------------------------*/
190 rxvt_init (int argc, const char *const *argv)
192 SET_R (new rxvt_term);
194 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
203 static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
208 /* install exit handler for cleanup */
211 atexit (rxvt_clean_exit);
218 sigfillset (&sa.sa_mask);
219 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
220 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
221 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
222 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
224 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
225 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
228 /* signal (SIGURG, SIG_DFL); */
230 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
231 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
235 rxvt_term::init (int argc, const char *const *argv)
238 * Save and then give up any super-user privileges
239 * If we need privileges in any area then we must specifically request it.
240 * We should only need to be root in these cases:
241 * 1. write utmp entries on some systems
242 * 2. chown tty on some systems
249 const char **cmd_argv = init_resources (argc, argv);
254 menubar_read (rs[Rs_menu]);
256 #ifdef HAVE_SCROLLBARS
257 if (Options & Opt_scrollBar)
258 scrollBar.setIdle (); /* set existence for size calculations */
261 create_windows (argc, argv);
265 scr_reset (); /* initialize screen */
267 Gr_reset (); /* reset graphics */
271 XSynchronize (display->display, True);
274 #ifdef HAVE_SCROLLBARS
275 if (Options & Opt_scrollBar)
276 resize_scrollbar (); /* create and map scrollbar */
279 if (menubar_visible (r))
280 XMapWindow (display->display, menuBar.win);
283 if (Options & Opt_transparent)
285 XSelectInput (display->display, display->root, PropertyChangeMask);
286 check_our_parents ();
290 rootwin_ev.start (display, display->root);
292 XMapWindow (display->display, TermWin.vt);
293 XMapWindow (display->display, TermWin.parent[0]);
295 init_command (cmd_argv);
297 pty_ev.start (cmd_fd, EVENT_READ);
304 /* ------------------------------------------------------------------------- *
305 * SIGNAL HANDLING & EXIT HANDLER *
306 * ------------------------------------------------------------------------- */
308 * Catch a SIGCHLD signal and exit if the direct child has died
313 rxvt_Child_signal (int sig __attribute__ ((unused)))
315 int pid, save_errno = errno;
316 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
327 * Catch a fatal signal and tidy up before quitting
331 rxvt_Exit_signal (int sig)
333 signal (sig, SIG_DFL);
335 rxvt_print_error ("signal %d", sig);
338 kill (getpid (), sig);
343 rxvt_xerror_handler (Display *display, XErrorEvent *event)
345 if (GET_R->allowedxerror == -1)
346 GET_R->allowedxerror = event->error_code;
349 old_xerror_handler (display, event);
356 /*----------------------------------------------------------------------*/
358 * Exit gracefully, clearing the utmp entry and restoring tty attributes
359 * TODO: if debugging, this should free up any known resources if we can
365 // TODO: rxvtd should clean up all ressources
370 /* ------------------------------------------------------------------------- *
371 * MEMORY ALLOCATION WRAPPERS *
372 * ------------------------------------------------------------------------- */
375 rxvt_malloc (size_t size)
383 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
391 rxvt_calloc (size_t number, size_t size)
395 p = calloc (number, size);
399 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
407 rxvt_realloc (void *ptr, size_t size)
412 p = realloc (ptr, size);
418 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
424 /* ------------------------------------------------------------------------- *
425 * PRIVILEGED OPERATIONS *
426 * ------------------------------------------------------------------------- */
427 /* take care of suid/sgid super-user (root) privileges */
429 rxvt_term::privileges (int mode)
431 #if ! defined(__CYGWIN32__)
432 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
433 /* setreuid () is the poor man's setuid (), seteuid () */
434 # define seteuid(a) setreuid(-1, (a))
435 # define setegid(a) setregid(-1, (a))
436 # define HAVE_SETEUID
443 * change effective uid/gid - not real uid/gid - so we can switch
444 * back to root later, as required
476 rxvt_term::privileged_utmp (char action)
478 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
479 action, next_utmp_action, getpid ()));
480 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
481 || (Options & Opt_utmpInhibit)
482 || ttydev == NULL || *ttydev == '\0')
485 privileges (RESTORE);
488 next_utmp_action = RESTORE;
489 makeutent (ttydev, rs[Rs_display_name]);
492 { /* action == RESTORE */
493 next_utmp_action = IGNORE;
500 #ifndef NO_SETOWNER_TTYDEV
502 rxvt_term::privileged_ttydev (char action)
505 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
506 action, next_tty_action, getpid ()));
507 if (next_tty_action != action || (action != SAVE && action != RESTORE)
508 || ttydev == NULL || *ttydev == '\0')
511 privileges (RESTORE);
515 next_tty_action = RESTORE;
516 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
517 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
518 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
519 next_tty_action = IGNORE;
524 chown (ttydev, getuid (), ttygid); /* fail silently */
525 chmod (ttydev, ttymode);
533 { /* action == RESTORE */
534 next_tty_action = IGNORE;
535 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
536 chmod (ttydev, ttyfd_stat.st_mode);
537 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
540 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
541 chown (ttydev, 0, 0);
548 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
549 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
550 action == RESTORE ? "Restoring" : (action ==
552 "UNKNOWN ERROR for"), ttydev,
553 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
559 /*----------------------------------------------------------------------*/
561 * window size/position calculcations for XSizeHint and other storage.
562 * if width/height are non-zero then override calculated width/height
565 rxvt_term::window_calc (unsigned int width, unsigned int height)
567 short recalc_x, recalc_y;
568 int x, y, sb_w, mb_h, flags;
570 unsigned int max_width, max_height;
572 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
573 TermWin.ncol, TermWin.nrow, szHint.width,
575 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
576 szHint.win_gravity = NorthWestGravity;
577 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579 recalc_x = recalc_y = 0;
581 if (!parsed_geometry)
585 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
586 if (flags & WidthValue)
588 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
589 szHint.flags |= USSize;
591 if (flags & HeightValue)
593 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
594 szHint.flags |= USSize;
599 szHint.flags |= USPosition;
600 if (flags & XNegative)
603 szHint.win_gravity = NorthEastGravity;
609 szHint.flags |= USPosition;
610 if (flags & YNegative)
613 if (szHint.win_gravity == NorthEastGravity)
614 szHint.win_gravity = SouthEastGravity;
616 szHint.win_gravity = SouthWestGravity;
621 TermWin.width = TermWin.ncol * TermWin.fwidth;
622 TermWin.height = TermWin.nrow * TermWin.fheight;
623 max_width = MAX_COLS * TermWin.fwidth;
624 max_height = MAX_ROWS * TermWin.fheight;
626 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
629 window_vt_x = window_vt_y = 0;
630 if (scrollbar_visible ())
632 sb_w = scrollbar_TotalWidth ();
633 szHint.base_width += sb_w;
634 if (! (Options & Opt_scrollBar_right))
637 if (menubar_visible ())
639 mb_h = menuBar_TotalHeight ();
640 szHint.base_height += mb_h;
643 szHint.width_inc = TermWin.fwidth;
644 szHint.height_inc = TermWin.fheight;
645 szHint.min_width = szHint.base_width + szHint.width_inc;
646 szHint.min_height = szHint.base_height + szHint.height_inc;
648 if (width && width - szHint.base_width < max_width)
650 szHint.width = width;
651 TermWin.width = width - szHint.base_width;
655 MIN_IT (TermWin.width, max_width);
656 szHint.width = szHint.base_width + TermWin.width;
658 if (height && height - szHint.base_height < max_height)
660 szHint.height = height;
661 TermWin.height = height - szHint.base_height;
665 MIN_IT (TermWin.height, max_height);
666 szHint.height = szHint.base_height + TermWin.height;
668 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
669 window_sb_x = szHint.width - sb_w;
672 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
673 - szHint.width - 2 * TermWin.ext_bwidth);
675 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
676 - szHint.height - 2 * TermWin.ext_bwidth);
678 TermWin.ncol = TermWin.width / TermWin.fwidth;
679 TermWin.nrow = TermWin.height / TermWin.fheight;
680 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
681 TermWin.ncol, TermWin.nrow, szHint.width,
686 /*----------------------------------------------------------------------*/
688 * Tell the teletype handler what size the window is.
689 * Called after a window size change.
692 rxvt_term::tt_winch ()
699 ws.ws_col = TermWin.ncol;
700 ws.ws_row = TermWin.nrow;
701 ws.ws_xpixel = ws.ws_ypixel = 0;
703 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
705 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
706 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
708 else if (cmd_pid) /* force through to the command */
709 kill (cmd_pid, SIGWINCH);
714 /*----------------------------------------------------------------------*/
715 /* rxvt_change_font () - Switch to a new font */
717 * init = 1 - initialize
719 * fontname == FONT_UP - switch to bigger font
720 * fontname == FONT_DN - switch to smaller font
723 rxvt_term::change_font (int init, const char *fontname)
727 rxvt_term::font_up_down (int n, int direction)
730 /*----------------------------------------------------------------------*/
731 /*----------------------------------------------------------------------*/
732 /* xterm sequences - title, iconName, color (exptl) */
734 rxvt_term::set_title (const char *str)
736 #ifndef SMART_WINDOW_TITLE
737 XStoreName (display->display, TermWin.parent[0], str);
741 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743 if (name == NULL || STRCMP (name, str))
744 XStoreName (display->display, TermWin.parent[0], str);
751 rxvt_term::set_iconName (const char *str)
753 #ifndef SMART_WINDOW_TITLE
754 XSetIconName (display->display, TermWin.parent[0], str);
758 if (XGetIconName (display->display, TermWin.parent[0], &name))
760 if (name == NULL || STRCMP (name, str))
761 XSetIconName (display->display, TermWin.parent[0], str);
767 #ifdef XTERM_COLOR_CHANGE
769 rxvt_term::set_window_color (int idx, const char *color)
774 if (color == NULL || *color == '\0')
777 /* handle color aliases */
778 if (isdigit (*color))
781 if (i >= 8 && i <= 15)
782 { /* bright colors */
784 # ifndef NO_BRIGHTCOLOR
785 PixColors[idx] = PixColors[minBrightCOLOR + i];
791 if (i >= 0 && i <= 7)
792 { /* normal colors */
793 PixColors[idx] = PixColors[minCOLOR + i];
798 if (!rXParseAllocColor (& xcol, color))
800 /* XStoreColor (display->display, XCMAP, XColor*); */
803 * FIXME: should free colors here, but no idea how to do it so instead,
804 * so just keep gobbling up the colormap
807 for (i = Color_Black; i <= Color_White; i++)
808 if (PixColors[idx] == PixColors[i])
812 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
813 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
814 DisplayPlanes (display->display, display->screen));
818 PixColors[idx] = xcol;
821 /* XSetWindowAttributes attr; */
824 if (idx == Color_bg && ! (Options & Opt_transparent))
825 XSetWindowBackground (display->display, TermWin.vt,
826 PixColors[Color_bg]);
828 /* handle Color_BD, scrollbar background, etc. */
832 /* the only reasonable way to enforce a clean update */
837 # define set_window_color (idx,color) ((void)0)
838 #endif /* XTERM_COLOR_CHANGE */
841 rxvt_term::recolour_cursor ()
846 xcol[0] = PixColors[Color_pointer];
847 xcol[1] = PixColors[Color_bg];
848 XQueryColors (display->display, XCMAP, xcol, 2);
849 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));
853 /*----------------------------------------------------------------------*/
855 * find if fg/bg matches any of the normal (low-intensity) colors
858 rxvt_term::set_colorfgbg ()
861 const char *xpmb = "\0";
862 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
865 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
866 STRCPY (fstr, "default");
867 STRCPY (bstr, "default");
868 for (i = Color_Black; i <= Color_White; i++)
869 if (PixColors[Color_fg] == PixColors[i])
871 sprintf (fstr, "%d", (i - Color_Black));
874 for (i = Color_Black; i <= Color_White; i++)
875 if (PixColors[Color_bg] == PixColors[i])
877 sprintf (bstr, "%d", (i - Color_Black));
878 #ifdef XPM_BACKGROUND
884 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886 #ifndef NO_BRIGHTCOLOR
887 colorfgbg = DEFAULT_RSTYLE;
888 for (i = minCOLOR; i <= maxCOLOR; i++)
890 if (PixColors[Color_fg] == PixColors[i])
891 colorfgbg = SET_FGCOLOR (colorfgbg, i);
892 if (PixColors[Color_bg] == PixColors[i])
893 colorfgbg = SET_BGCOLOR (colorfgbg, i);
898 /*----------------------------------------------------------------------*/
900 * Colour determination for low colour displays, routine from
901 * Hans de Goede <hans@highrise.nl>
905 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
907 if (!screen_in_out->set (display, colour))
909 rxvt_print_error ("can't allocate colour: %s", colour);
916 /* -------------------------------------------------------------------- *
917 * - WINDOW RESIZING - *
918 * -------------------------------------------------------------------- */
920 rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
925 int old_width = szHint.width, old_height = szHint.height;
928 window_calc (width, height);
929 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
934 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
935 * reposition window on resize depending on placement on screen
939 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
942 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
943 0, 0, &x, &y, &unused_cr);
944 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
945 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
947 * if display->root isn't the parent window, a WM will probably have offset
948 * our position for handles and decorations. Counter it
950 if (x1 != x || y1 != y)
956 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
957 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
958 dx = old_width - szHint.width;
959 dy = old_height - szHint.height;
961 /* Check position of the center of the window */
962 if (x < x1) /* left half */
964 else if (x == x1) /* exact center */
966 if (y < y1) /* top half */
968 else if (y == y1) /* exact center */
971 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
972 szHint.width, szHint.height);
974 XResizeWindow (display->display, TermWin.parent[0], szHint.width,
980 fix_screen = (TermWin.ncol != prev_ncol
981 || TermWin.nrow != prev_nrow);
983 if (fix_screen || width != old_width || height != old_height)
985 if (scrollbar_visible ())
987 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
988 0, scrollbar_TotalWidth (), szHint.height);
992 if (menubar_visible ())
993 XMoveResizeWindow (display->display, menuBar.win, window_vt_x,
994 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
996 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
997 window_vt_y, TermWin_TotalWidth (),
998 TermWin_TotalHeight ());
1001 Gr_Resize (old_width - szHint.base_width,
1002 old_height - szHint.base_height);
1005 #ifdef XPM_BACKGROUND
1011 if (fix_screen || old_height == 0)
1013 int curr_screen = -1;
1014 int old_ncol = prev_ncol;
1016 /* scr_reset only works on the primary screen */
1017 if (old_height) /* this is not the first time through */
1019 unsigned int ncol = TermWin.ncol;
1020 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1021 curr_screen = scr_change_screen (PRIMARY);
1022 TermWin.ncol = ncol;
1027 if (curr_screen >= 0) /* this is not the first time through */
1029 scr_change_screen (curr_screen);
1030 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1034 old_width = szHint.width;
1035 old_height = szHint.height;
1038 IMSetStatusPosition ();
1043 * Set the width/height of the vt window in characters. Units are pixels.
1044 * good for toggling 80/132 columns
1047 rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1049 XWindowAttributes wattr;
1051 if (width == 0 || height == 0)
1053 XGetWindowAttributes (display->display, display->root, &wattr);
1055 width = wattr.width - szHint.base_width;
1057 height = wattr.height - szHint.base_height;
1059 if (width != TermWin.width || height != TermWin.height)
1061 width += szHint.base_width;
1062 height += szHint.base_height;
1063 resize_all_windows (width, height, 0);
1067 /* -------------------------------------------------------------------- *
1068 * - X INPUT METHOD ROUTINES - *
1069 * -------------------------------------------------------------------- */
1073 rxvt_term::im_set_size (XRectangle *size)
1075 size->x = TermWin.int_bwidth;
1076 size->y = TermWin.int_bwidth;
1077 size->width = Width2Pixel (TermWin.ncol);
1078 size->height = Height2Pixel (TermWin.nrow);
1082 rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
1084 *fg = PixColors[Color_fg];
1085 *bg = PixColors[Color_bg];
1088 /* Checking whether input method is running. */
1090 rxvt_term::IMisRunning ()
1095 char server[IMBUFSIZ];
1097 /* get current locale modifier */
1098 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1100 STRCPY (server, "@server=");
1101 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1102 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1105 atom = XInternAtom (display->display, server, False);
1106 win = XGetSelectionOwner (display->display, atom);
1114 rxvt_term::IMSendSpot ()
1117 XVaNestedList preedit_attr;
1119 if (Input_Context == NULL
1120 || !TermWin.focus || ! (input_style & XIMPreeditPosition)
1121 || ! (event_type == KeyPress
1122 || event_type == Expose
1123 || event_type == NoExpose
1124 || event_type == SelectionNotify
1125 || event_type == ButtonRelease || event_type == FocusIn)
1129 im_set_position (&spot);
1131 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1132 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1133 XFree (preedit_attr);
1137 rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1138 XRectangle * needed_rect)
1142 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1143 vtx = scrollbar_TotalWidth ();
1145 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1146 mbh -= TermWin.lineSpace;
1148 preedit_rect->x = needed_rect->width + vtx;
1149 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1152 preedit_rect->height = Height2Pixel (1);
1154 status_rect->x = vtx;
1155 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1158 status_rect->height = Height2Pixel (1);
1162 rxvt_term::im_destroy ()
1166 XDestroyIC (Input_Context);
1167 Input_Context = NULL;
1172 display->put_xim (input_method);
1178 * Try to open a XIM with the current modifiers, then see if we can
1179 * open a suitable preedit type
1182 rxvt_term::IM_get_IC (const char *modifiers)
1187 XRectangle rect, status_rect, needed_rect;
1188 unsigned long fg, bg;
1191 XIMStyles *xim_styles;
1192 XVaNestedList preedit_attr, status_attr;
1194 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1197 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1198 input_method = display->get_xim (locale, modifiers);
1199 if (input_method == NULL)
1202 xim = input_method->xim;
1205 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1206 || !xim_styles || !xim_styles->count_styles)
1208 display->put_xim (input_method);
1212 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1213 s = rxvt_splitcommastring (p);
1214 for (i = found = 0; !found && s[i]; i++)
1216 if (!STRCMP (s[i], "OverTheSpot"))
1217 input_style = (XIMPreeditPosition | XIMStatusNothing);
1218 else if (!STRCMP (s[i], "OffTheSpot"))
1219 input_style = (XIMPreeditArea | XIMStatusArea);
1220 else if (!STRCMP (s[i], "Root"))
1221 input_style = (XIMPreeditNothing | XIMStatusNothing);
1223 for (j = 0; j < xim_styles->count_styles; j++)
1224 if (input_style == xim_styles->supported_styles[j])
1231 for (i = 0; s[i]; i++)
1239 display->put_xim (input_method);
1243 preedit_attr = status_attr = NULL;
1245 if (input_style & XIMPreeditPosition)
1247 im_set_size (&rect);
1248 im_set_position (&spot);
1249 im_set_color (&fg, &bg);
1251 preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1252 XNSpotLocation, &spot,
1253 XNForeground, fg, XNBackground, bg,
1254 //XNFontSet, TermWin.fontset,
1257 else if (input_style & XIMPreeditArea)
1259 im_set_color (&fg, &bg);
1262 * The necessary width of preedit area is unknown
1263 * until create input context.
1265 needed_rect.width = 0;
1267 im_set_preedit_area (&rect, &status_rect, &needed_rect);
1269 preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1270 XNForeground, fg, XNBackground, bg,
1271 //XNFontSet, TermWin.fontset,
1273 status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1274 XNForeground, fg, XNBackground, bg,
1275 //XNFontSet, TermWin.fontset,
1279 Input_Context = XCreateIC (xim, XNInputStyle, input_style,
1280 XNClientWindow, TermWin.parent[0],
1281 XNFocusWindow, TermWin.parent[0],
1282 preedit_attr ? XNPreeditAttributes : NULL,
1284 status_attr ? XNStatusAttributes : NULL,
1286 if (preedit_attr) XFree (preedit_attr);
1287 if (status_attr) XFree (status_attr);
1289 if (Input_Context == NULL)
1291 rxvt_print_error ("failed to create input context");
1292 display->put_xim (input_method);
1296 if (input_style & XIMPreeditArea)
1297 IMSetStatusPosition ();
1299 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1306 int i, found, had_im;
1313 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1317 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1318 if (rs[Rs_imLocale])
1319 rxvt_set_locale (rs[Rs_imLocale]);
1322 p = rs[Rs_inputMethod];
1327 s = rxvt_splitcommastring (p);
1328 for (i = 0; s[i]; i++)
1332 STRCPY (buf, "@im=");
1333 STRNCAT (buf, s[i], IMBUFSIZ - 5);
1334 if (IM_get_IC (buf))
1341 for (i = 0; s[i]; i++)
1349 /* try with XMODIFIERS env. var. */
1353 /* try with no modifiers base IF the user didn't specify an IM */
1354 if (IM_get_IC ("@im=none"))
1358 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1359 if (rs[Rs_imLocale])
1360 rxvt_set_locale (locale);
1365 rxvt_term::IMSetStatusPosition ()
1367 XRectangle preedit_rect, status_rect, *needed_rect;
1368 XVaNestedList preedit_attr, status_attr;
1370 if (Input_Context == NULL
1371 || !TermWin.focus || ! (input_style & XIMPreeditArea)
1375 /* Getting the necessary width of preedit area */
1376 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1377 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1378 XFree (status_attr);
1380 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1382 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1383 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385 XSetICValues (Input_Context,
1386 XNPreeditAttributes, preedit_attr,
1387 XNStatusAttributes, status_attr, NULL);
1389 XFree (preedit_attr);
1390 XFree (status_attr);
1392 #endif /* USE_XIM */
1394 /*----------------------------------------------------------------------*/
1395 rxvt_t rxvt_current_term;
1397 /*----------------------- end-of-file (C source) -----------------------*/