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
16 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version.
23 * This program is distributed in the hope that it will be useful,
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 * GNU General Public License for more details.
28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/
33 #include "../config.h" /* NECESSARY */
34 #include "rxvt.h" /* NECESSARY */
35 #include "main.intpro" /* PROTOS for internal routines */
39 #ifdef TTY_GID_SUPPORT
49 static char curlocale[128];
52 rxvt_set_locale (const char *locale)
54 if (locale && STRNCMP (locale, curlocale, 128))
56 STRNCPY (curlocale, locale, 128);
57 setlocale (LC_CTYPE, curlocale);
62 rxvt_term::operator new (size_t s)
71 rxvt_term::operator delete (void *p, size_t s)
76 rxvt_term::rxvt_term ()
78 rootwin_ev (this, &rxvt_term::rootwin_cb),
79 termwin_ev (this, &rxvt_term::x_cb),
80 vt_ev (this, &rxvt_term::x_cb),
81 #ifdef HAVE_SCROLLBARS
82 scrollbar_ev (this, &rxvt_term::x_cb),
85 menubar_ev (this, &rxvt_term::x_cb), fixme
88 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
91 text_blink_ev (this, &rxvt_term::text_blink_cb),
94 pointer_ev (this, &rxvt_term::pointer_cb),
97 im_ev (this, &rxvt_term::im_cb),
99 check_ev (this, &rxvt_term::check_cb),
100 destroy_ev (this, &rxvt_term::destroy_cb),
101 pty_ev (this, &rxvt_term::pty_cb),
102 incr_ev (this, &rxvt_term::incr_cb)
104 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
107 rxvt_term::~rxvt_term ()
112 #ifndef NO_SETOWNER_TTYDEV
113 privileged_ttydev (RESTORE);
116 privileged_utmp (RESTORE);
119 delete TermWin.fontset;
122 if (TermWin.parent[0])
123 XDestroyWindow (display->display, TermWin.parent[0]);
125 // TODO: free pixcolours, colours should become part of rxvt_display
129 displays.put (display);
136 free (env_colorfgbg);
145 rxvt_term::destroy ()
149 rootwin_ev.stop (display);
150 termwin_ev.stop (display);
151 vt_ev.stop (display);
154 im_ev.stop (display);
156 #ifdef HAVE_SCROLLBARS
157 scrollbar_ev.stop (display);
160 menubar_ev.stop (display);
167 cursor_blink_ev.stop ();
170 text_blink_ev.stop ();
176 destroy_ev.start (0);
180 rxvt_term::destroy_cb (time_watcher &w)
187 /*----------------------------------------------------------------------*/
191 rxvt_init (int argc, const char *const *argv)
193 SET_R (new rxvt_term);
195 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
204 static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
209 /* install exit handler for cleanup */
212 atexit (rxvt_clean_exit);
219 sigfillset (&sa.sa_mask);
220 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
228 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
229 /* signal (SIGURG, SIG_DFL); */
231 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
236 rxvt_term::init (int argc, const char *const *argv)
239 * Save and then give up any super-user privileges
240 * If we need privileges in any area then we must specifically request it.
241 * We should only need to be root in these cases:
242 * 1. write utmp entries on some systems
243 * 2. chown tty on some systems
250 const char **cmd_argv = init_resources (argc, argv);
255 menubar_read (rs[Rs_menu]);
257 #ifdef HAVE_SCROLLBARS
258 if (Options & Opt_scrollBar)
259 scrollBar.setIdle (); /* set existence for size calculations */
262 create_windows (argc, argv);
266 scr_reset (); /* initialize screen */
269 XSynchronize (display->display, True);
272 #ifdef HAVE_SCROLLBARS
273 if (Options & Opt_scrollBar)
274 resize_scrollbar (); /* create and map scrollbar */
277 if (menubar_visible (r))
278 XMapWindow (display->display, menuBar.win);
281 if (Options & Opt_transparent)
283 XSelectInput (display->display, display->root, PropertyChangeMask);
284 check_our_parents ();
288 rootwin_ev.start (display, display->root);
290 XMapWindow (display->display, TermWin.vt);
291 XMapWindow (display->display, TermWin.parent[0]);
293 init_command (cmd_argv);
295 pty_ev.start (cmd_fd, EVENT_READ);
302 /* ------------------------------------------------------------------------- *
303 * SIGNAL HANDLING & EXIT HANDLER *
304 * ------------------------------------------------------------------------- */
306 * Catch a SIGCHLD signal and exit if the direct child has died
311 rxvt_Child_signal (int sig __attribute__ ((unused)))
313 int pid, save_errno = errno;
314 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
325 * Catch a fatal signal and tidy up before quitting
329 rxvt_Exit_signal (int sig)
331 signal (sig, SIG_DFL);
333 rxvt_print_error ("signal %d", sig);
336 kill (getpid (), sig);
341 rxvt_xerror_handler (Display *display, XErrorEvent *event)
343 if (GET_R->allowedxerror == -1)
344 GET_R->allowedxerror = event->error_code;
347 old_xerror_handler (display, event);
354 /*----------------------------------------------------------------------*/
356 * Exit gracefully, clearing the utmp entry and restoring tty attributes
357 * TODO: if debugging, this should free up any known resources if we can
363 // TODO: rxvtd should clean up all ressources
368 /* ------------------------------------------------------------------------- *
369 * MEMORY ALLOCATION WRAPPERS *
370 * ------------------------------------------------------------------------- */
373 rxvt_malloc (size_t size)
381 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_calloc (size_t number, size_t size)
393 p = calloc (number, size);
397 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
405 rxvt_realloc (void *ptr, size_t size)
410 p = realloc (ptr, size);
416 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
422 /* ------------------------------------------------------------------------- *
423 * PRIVILEGED OPERATIONS *
424 * ------------------------------------------------------------------------- */
425 /* take care of suid/sgid super-user (root) privileges */
427 rxvt_term::privileges (int mode)
429 #if ! defined(__CYGWIN32__)
430 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431 /* setreuid () is the poor man's setuid (), seteuid () */
432 # define seteuid(a) setreuid(-1, (a))
433 # define setegid(a) setregid(-1, (a))
434 # define HAVE_SETEUID
441 * change effective uid/gid - not real uid/gid - so we can switch
442 * back to root later, as required
474 rxvt_term::privileged_utmp (char action)
476 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477 action, next_utmp_action, getpid ()));
478 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479 || (Options & Opt_utmpInhibit)
480 || ttydev == NULL || *ttydev == '\0')
483 privileges (RESTORE);
486 next_utmp_action = RESTORE;
487 makeutent (ttydev, rs[Rs_display_name]);
490 { /* action == RESTORE */
491 next_utmp_action = IGNORE;
498 #ifndef NO_SETOWNER_TTYDEV
500 rxvt_term::privileged_ttydev (char action)
503 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
504 action, next_tty_action, getpid ()));
505 if (next_tty_action != action || (action != SAVE && action != RESTORE)
506 || ttydev == NULL || *ttydev == '\0')
509 privileges (RESTORE);
513 next_tty_action = RESTORE;
514 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
515 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517 next_tty_action = IGNORE;
522 chown (ttydev, getuid (), ttygid); /* fail silently */
523 chmod (ttydev, ttymode);
531 { /* action == RESTORE */
532 next_tty_action = IGNORE;
533 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
534 chmod (ttydev, ttyfd_stat.st_mode);
535 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
538 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539 chown (ttydev, 0, 0);
546 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
547 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548 action == RESTORE ? "Restoring" : (action ==
550 "UNKNOWN ERROR for"), ttydev,
551 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
557 /*----------------------------------------------------------------------*/
559 * window size/position calculcations for XSizeHint and other storage.
560 * if width/height are non-zero then override calculated width/height
563 rxvt_term::window_calc (unsigned int width, unsigned int height)
565 short recalc_x, recalc_y;
566 int x, y, sb_w, mb_h, flags;
568 unsigned int max_width, max_height;
570 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571 TermWin.ncol, TermWin.nrow, szHint.width,
573 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574 szHint.win_gravity = NorthWestGravity;
575 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
577 recalc_x = recalc_y = 0;
579 if (!parsed_geometry)
583 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
584 if (flags & WidthValue)
586 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
587 szHint.flags |= USSize;
589 if (flags & HeightValue)
591 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
592 szHint.flags |= USSize;
597 szHint.flags |= USPosition;
598 if (flags & XNegative)
601 szHint.win_gravity = NorthEastGravity;
607 szHint.flags |= USPosition;
608 if (flags & YNegative)
611 if (szHint.win_gravity == NorthEastGravity)
612 szHint.win_gravity = SouthEastGravity;
614 szHint.win_gravity = SouthWestGravity;
619 TermWin.width = TermWin.ncol * TermWin.fwidth;
620 TermWin.height = TermWin.nrow * TermWin.fheight;
621 max_width = MAX_COLS * TermWin.fwidth;
622 max_height = MAX_ROWS * TermWin.fheight;
624 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
627 window_vt_x = window_vt_y = 0;
628 if (scrollbar_visible ())
630 sb_w = scrollbar_TotalWidth ();
631 szHint.base_width += sb_w;
632 if (! (Options & Opt_scrollBar_right))
635 if (menubar_visible ())
637 mb_h = menuBar_TotalHeight ();
638 szHint.base_height += mb_h;
641 szHint.width_inc = TermWin.fwidth;
642 szHint.height_inc = TermWin.fheight;
643 szHint.min_width = szHint.base_width + szHint.width_inc;
644 szHint.min_height = szHint.base_height + szHint.height_inc;
646 if (width && width - szHint.base_width < max_width)
648 szHint.width = width;
649 TermWin.width = width - szHint.base_width;
653 MIN_IT (TermWin.width, max_width);
654 szHint.width = szHint.base_width + TermWin.width;
656 if (height && height - szHint.base_height < max_height)
658 szHint.height = height;
659 TermWin.height = height - szHint.base_height;
663 MIN_IT (TermWin.height, max_height);
664 szHint.height = szHint.base_height + TermWin.height;
666 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
667 window_sb_x = szHint.width - sb_w;
670 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
671 - szHint.width - 2 * TermWin.ext_bwidth);
673 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
674 - szHint.height - 2 * TermWin.ext_bwidth);
676 TermWin.ncol = TermWin.width / TermWin.fwidth;
677 TermWin.nrow = TermWin.height / TermWin.fheight;
678 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679 TermWin.ncol, TermWin.nrow, szHint.width,
684 /*----------------------------------------------------------------------*/
686 * Tell the teletype handler what size the window is.
687 * Called after a window size change.
690 rxvt_term::tt_winch ()
697 ws.ws_col = TermWin.ncol;
698 ws.ws_row = TermWin.nrow;
699 ws.ws_xpixel = ws.ws_ypixel = 0;
701 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
703 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
704 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
706 else if (cmd_pid) /* force through to the command */
707 kill (cmd_pid, SIGWINCH);
712 /*----------------------------------------------------------------------*/
713 /* rxvt_change_font () - Switch to a new font */
715 * init = 1 - initialize
717 * fontname == FONT_UP - switch to bigger font
718 * fontname == FONT_DN - switch to smaller font
721 rxvt_term::change_font (int init, const char *fontname)
725 rxvt_term::font_up_down (int n, int direction)
728 /*----------------------------------------------------------------------*/
729 /*----------------------------------------------------------------------*/
730 /* xterm sequences - title, iconName, color (exptl) */
732 rxvt_term::set_title (const char *str)
734 #ifndef SMART_WINDOW_TITLE
735 XStoreName (display->display, TermWin.parent[0], str);
739 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
741 if (name == NULL || STRCMP (name, str))
742 XStoreName (display->display, TermWin.parent[0], str);
749 rxvt_term::set_iconName (const char *str)
751 #ifndef SMART_WINDOW_TITLE
752 XSetIconName (display->display, TermWin.parent[0], str);
756 if (XGetIconName (display->display, TermWin.parent[0], &name))
758 if (name == NULL || STRCMP (name, str))
759 XSetIconName (display->display, TermWin.parent[0], str);
765 #ifdef XTERM_COLOR_CHANGE
767 rxvt_term::set_window_color (int idx, const char *color)
772 if (color == NULL || *color == '\0')
775 /* handle color aliases */
776 if (isdigit (*color))
779 if (i >= 8 && i <= 15)
780 { /* bright colors */
782 # ifndef NO_BRIGHTCOLOR
783 PixColors[idx] = PixColors[minBrightCOLOR + i];
789 if (i >= 0 && i <= 7)
790 { /* normal colors */
791 PixColors[idx] = PixColors[minCOLOR + i];
796 if (!rXParseAllocColor (& xcol, color))
798 /* XStoreColor (display->display, XCMAP, XColor*); */
801 * FIXME: should free colors here, but no idea how to do it so instead,
802 * so just keep gobbling up the colormap
805 for (i = Color_Black; i <= Color_White; i++)
806 if (PixColors[idx] == PixColors[i])
810 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
811 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
812 DisplayPlanes (display->display, display->screen));
816 PixColors[idx] = xcol;
819 /* XSetWindowAttributes attr; */
822 if (idx == Color_bg && ! (Options & Opt_transparent))
823 XSetWindowBackground (display->display, TermWin.vt,
824 PixColors[Color_bg]);
826 /* handle Color_BD, scrollbar background, etc. */
830 /* the only reasonable way to enforce a clean update */
835 # define set_window_color (idx,color) ((void)0)
836 #endif /* XTERM_COLOR_CHANGE */
839 rxvt_term::recolour_cursor ()
844 xcol[0] = PixColors[Color_pointer];
845 xcol[1] = PixColors[Color_bg];
846 XQueryColors (display->display, XCMAP, xcol, 2);
847 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));
851 /*----------------------------------------------------------------------*/
853 * find if fg/bg matches any of the normal (low-intensity) colors
856 rxvt_term::set_colorfgbg ()
859 const char *xpmb = "\0";
860 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
863 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
864 STRCPY (fstr, "default");
865 STRCPY (bstr, "default");
866 for (i = Color_Black; i <= Color_White; i++)
867 if (PixColors[Color_fg] == PixColors[i])
869 sprintf (fstr, "%d", (i - Color_Black));
872 for (i = Color_Black; i <= Color_White; i++)
873 if (PixColors[Color_bg] == PixColors[i])
875 sprintf (bstr, "%d", (i - Color_Black));
876 #ifdef XPM_BACKGROUND
882 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
884 #ifndef NO_BRIGHTCOLOR
885 colorfgbg = DEFAULT_RSTYLE;
886 for (i = minCOLOR; i <= maxCOLOR; i++)
888 if (PixColors[Color_fg] == PixColors[i])
889 colorfgbg = SET_FGCOLOR (colorfgbg, i);
890 if (PixColors[Color_bg] == PixColors[i])
891 colorfgbg = SET_BGCOLOR (colorfgbg, i);
896 /*----------------------------------------------------------------------*/
898 * Colour determination for low colour displays, routine from
899 * Hans de Goede <hans@highrise.nl>
903 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
905 if (!screen_in_out->set (display, colour))
907 rxvt_print_error ("can't allocate colour: %s", colour);
914 /* -------------------------------------------------------------------- *
915 * - WINDOW RESIZING - *
916 * -------------------------------------------------------------------- */
918 rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
923 int old_width = szHint.width, old_height = szHint.height;
926 window_calc (width, height);
927 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
932 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
933 * reposition window on resize depending on placement on screen
937 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
940 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
941 0, 0, &x, &y, &unused_cr);
942 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
943 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
945 * if display->root isn't the parent window, a WM will probably have offset
946 * our position for handles and decorations. Counter it
948 if (x1 != x || y1 != y)
954 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
955 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
956 dx = old_width - szHint.width;
957 dy = old_height - szHint.height;
959 /* Check position of the center of the window */
960 if (x < x1) /* left half */
962 else if (x == x1) /* exact center */
964 if (y < y1) /* top half */
966 else if (y == y1) /* exact center */
969 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
970 szHint.width, szHint.height);
972 XResizeWindow (display->display, TermWin.parent[0], szHint.width,
978 fix_screen = (TermWin.ncol != prev_ncol
979 || TermWin.nrow != prev_nrow);
981 if (fix_screen || width != old_width || height != old_height)
983 if (scrollbar_visible ())
985 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
986 0, scrollbar_TotalWidth (), szHint.height);
990 if (menubar_visible ())
991 XMoveResizeWindow (display->display, menuBar.win, window_vt_x,
992 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
994 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
995 window_vt_y, TermWin_TotalWidth (),
996 TermWin_TotalHeight ());
998 #ifdef XPM_BACKGROUND
1004 if (fix_screen || old_height == 0)
1006 int curr_screen = -1;
1007 int old_ncol = prev_ncol;
1009 /* scr_reset only works on the primary screen */
1010 if (old_height) /* this is not the first time through */
1012 unsigned int ncol = TermWin.ncol;
1013 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014 curr_screen = scr_change_screen (PRIMARY);
1015 TermWin.ncol = ncol;
1020 if (curr_screen >= 0) /* this is not the first time through */
1022 scr_change_screen (curr_screen);
1023 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1027 old_width = szHint.width;
1028 old_height = szHint.height;
1031 IMSetStatusPosition ();
1036 * Set the width/height of the vt window in characters. Units are pixels.
1037 * good for toggling 80/132 columns
1040 rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1042 XWindowAttributes wattr;
1044 if (width == 0 || height == 0)
1046 XGetWindowAttributes (display->display, display->root, &wattr);
1048 width = wattr.width - szHint.base_width;
1050 height = wattr.height - szHint.base_height;
1052 if (width != TermWin.width || height != TermWin.height)
1054 width += szHint.base_width;
1055 height += szHint.base_height;
1056 resize_all_windows (width, height, 0);
1060 /* -------------------------------------------------------------------- *
1061 * - X INPUT METHOD ROUTINES - *
1062 * -------------------------------------------------------------------- */
1066 rxvt_term::im_set_size (XRectangle *size)
1068 size->x = TermWin.int_bwidth;
1069 size->y = TermWin.int_bwidth;
1070 size->width = Width2Pixel (TermWin.ncol);
1071 size->height = Height2Pixel (TermWin.nrow);
1075 rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
1077 *fg = PixColors[Color_fg];
1078 *bg = PixColors[Color_bg];
1081 /* Checking whether input method is running. */
1083 rxvt_term::IMisRunning ()
1088 char server[IMBUFSIZ];
1090 /* get current locale modifier */
1091 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1093 STRCPY (server, "@server=");
1094 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1095 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1098 atom = XInternAtom (display->display, server, False);
1099 win = XGetSelectionOwner (display->display, atom);
1107 rxvt_term::IMSendSpot ()
1110 XVaNestedList preedit_attr;
1112 if (Input_Context == NULL
1113 || !TermWin.focus || ! (input_style & XIMPreeditPosition)
1114 || ! (event_type == KeyPress
1115 || event_type == Expose
1116 || event_type == NoExpose
1117 || event_type == SelectionNotify
1118 || event_type == ButtonRelease || event_type == FocusIn)
1122 im_set_position (&spot);
1124 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126 XFree (preedit_attr);
1130 rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131 XRectangle * needed_rect)
1135 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1136 vtx = scrollbar_TotalWidth ();
1138 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1139 mbh -= TermWin.lineSpace;
1141 preedit_rect->x = needed_rect->width + vtx;
1142 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1144 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1145 preedit_rect->height = Height2Pixel (1);
1147 status_rect->x = vtx;
1148 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1150 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1151 status_rect->height = Height2Pixel (1);
1155 rxvt_term::im_destroy ()
1159 XDestroyIC (Input_Context);
1160 Input_Context = NULL;
1165 display->put_xim (input_method);
1171 * Try to open a XIM with the current modifiers, then see if we can
1172 * open a suitable preedit type
1175 rxvt_term::IM_get_IC (const char *modifiers)
1180 XRectangle rect, status_rect, needed_rect;
1181 unsigned long fg, bg;
1184 XIMStyles *xim_styles;
1185 XVaNestedList preedit_attr, status_attr;
1187 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1191 input_method = display->get_xim (locale, modifiers);
1192 if (input_method == NULL)
1195 xim = input_method->xim;
1198 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles)
1201 display->put_xim (input_method);
1205 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1206 s = rxvt_splitcommastring (p);
1207 for (i = found = 0; !found && s[i]; i++)
1209 if (!STRCMP (s[i], "OverTheSpot"))
1210 input_style = (XIMPreeditPosition | XIMStatusNothing);
1211 else if (!STRCMP (s[i], "OffTheSpot"))
1212 input_style = (XIMPreeditArea | XIMStatusArea);
1213 else if (!STRCMP (s[i], "Root"))
1214 input_style = (XIMPreeditNothing | XIMStatusNothing);
1216 for (j = 0; j < xim_styles->count_styles; j++)
1217 if (input_style == xim_styles->supported_styles[j])
1224 for (i = 0; s[i]; i++)
1232 display->put_xim (input_method);
1236 preedit_attr = status_attr = NULL;
1238 if (input_style & XIMPreeditPosition)
1240 im_set_size (&rect);
1241 im_set_position (&spot);
1242 im_set_color (&fg, &bg);
1244 preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1245 XNSpotLocation, &spot,
1246 XNForeground, fg, XNBackground, bg,
1247 //XNFontSet, TermWin.fontset,
1250 else if (input_style & XIMPreeditArea)
1252 im_set_color (&fg, &bg);
1255 * The necessary width of preedit area is unknown
1256 * until create input context.
1258 needed_rect.width = 0;
1260 im_set_preedit_area (&rect, &status_rect, &needed_rect);
1262 preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1263 XNForeground, fg, XNBackground, bg,
1264 //XNFontSet, TermWin.fontset,
1266 status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1267 XNForeground, fg, XNBackground, bg,
1268 //XNFontSet, TermWin.fontset,
1272 Input_Context = XCreateIC (xim, XNInputStyle, input_style,
1273 XNClientWindow, TermWin.parent[0],
1274 XNFocusWindow, TermWin.parent[0],
1275 preedit_attr ? XNPreeditAttributes : NULL,
1277 status_attr ? XNStatusAttributes : NULL,
1279 if (preedit_attr) XFree (preedit_attr);
1280 if (status_attr) XFree (status_attr);
1282 if (Input_Context == NULL)
1284 rxvt_print_error ("failed to create input context");
1285 display->put_xim (input_method);
1289 if (input_style & XIMPreeditArea)
1290 IMSetStatusPosition ();
1292 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1299 int i, found, had_im;
1306 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1310 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311 if (rs[Rs_imLocale])
1312 SET_LOCALE (rs[Rs_imLocale]);
1315 p = rs[Rs_inputMethod];
1320 s = rxvt_splitcommastring (p);
1321 for (i = 0; s[i]; i++)
1325 STRCPY (buf, "@im=");
1326 STRNCAT (buf, s[i], IMBUFSIZ - 5);
1327 if (IM_get_IC (buf))
1334 for (i = 0; s[i]; i++)
1342 /* try with XMODIFIERS env. var. */
1346 /* try with no modifiers base IF the user didn't specify an IM */
1347 if (IM_get_IC ("@im=none"))
1351 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352 if (rs[Rs_imLocale])
1353 SET_LOCALE (locale);
1358 rxvt_term::IMSetStatusPosition ()
1360 XRectangle preedit_rect, status_rect, *needed_rect;
1361 XVaNestedList preedit_attr, status_attr;
1363 if (Input_Context == NULL
1364 || !TermWin.focus || ! (input_style & XIMPreeditArea)
1368 /* Getting the necessary width of preedit area */
1369 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371 XFree (status_attr);
1373 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1375 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1378 XSetICValues (Input_Context,
1379 XNPreeditAttributes, preedit_attr,
1380 XNStatusAttributes, status_attr, NULL);
1382 XFree (preedit_attr);
1383 XFree (status_attr);
1385 #endif /* USE_XIM */
1387 /*----------------------------------------------------------------------*/
1388 rxvt_t rxvt_current_term;
1390 /*----------------------- end-of-file (C source) -----------------------*/