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),
95 check_ev (this, &rxvt_term::check_cb),
96 destroy_ev (this, &rxvt_term::destroy_cb),
97 pty_ev (this, &rxvt_term::pty_cb),
98 incr_ev (this, &rxvt_term::incr_cb),
100 im_ev (this, &rxvt_term::im_cb)
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
106 rxvt_term::~rxvt_term ()
116 #ifndef NO_SETOWNER_TTYDEV
117 privileged_ttydev (RESTORE);
120 privileged_utmp (RESTORE);
123 // TODO: free pixcolours, colours should become part of rxvt_display
126 delete TermWin.fontset;
128 displays.put (display);
132 rxvt_term::destroy ()
136 if (TermWin.parent[0])
137 XDestroyWindow (display->display, TermWin.parent[0]);
139 rootwin_ev.stop (display);
140 termwin_ev.stop (display);
141 vt_ev.stop (display);
145 im_ev.stop (display);
147 #ifdef HAVE_SCROLLBARS
148 scrollbar_ev.stop (display);
151 menubar_ev.stop (display);
158 cursor_blink_ev.stop ();
161 text_blink_ev.stop ();
167 destroy_ev.start (0);
171 rxvt_term::destroy_cb (time_watcher &w)
178 /*----------------------------------------------------------------------*/
182 rxvt_init (int argc, const char *const *argv)
184 SET_R (new rxvt_term);
186 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
195 static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
200 /* install exit handler for cleanup */
203 atexit(rxvt_clean_exit);
210 sigfillset (&sa.sa_mask);
211 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
212 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
213 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
215 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
216 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
217 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
219 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
220 /* signal (SIGURG, SIG_DFL); */
222 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
223 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
227 rxvt_term::init (int argc, const char *const *argv)
230 * Save and then give up any super-user privileges
231 * If we need privileges in any area then we must specifically request it.
232 * We should only need to be root in these cases:
233 * 1. write utmp entries on some systems
234 * 2. chown tty on some systems
241 const char **cmd_argv = init_resources (argc, argv);
246 menubar_read (rs[Rs_menu]);
248 #ifdef HAVE_SCROLLBARS
249 if (Options & Opt_scrollBar)
250 scrollBar.setIdle (); /* set existence for size calculations */
253 create_windows (argc, argv);
257 scr_reset (); /* initialize screen */
259 Gr_reset (); /* reset graphics */
264 XSynchronize(display->display, True);
268 #ifdef HAVE_SCROLLBARS
269 if (Options & Opt_scrollBar)
270 resize_scrollbar (); /* create and map scrollbar */
273 if (menubar_visible(r))
274 XMapWindow (display->display, menuBar.win);
277 if (Options & Opt_transparent)
279 XSelectInput (display->display, display->root, PropertyChangeMask);
280 check_our_parents ();
284 rootwin_ev.start (display, display->root);
286 XMapWindow (display->display, TermWin.vt);
287 XMapWindow (display->display, TermWin.parent[0]);
290 init_command (cmd_argv);
292 pty_ev.start (cmd_fd, EVENT_READ);
299 /* ------------------------------------------------------------------------- *
300 * SIGNAL HANDLING & EXIT HANDLER *
301 * ------------------------------------------------------------------------- */
303 * Catch a SIGCHLD signal and exit if the direct child has died
308 rxvt_Child_signal(int sig __attribute__ ((unused)))
310 int pid, save_errno = errno;
311 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
322 * Catch a fatal signal and tidy up before quitting
326 rxvt_Exit_signal(int sig)
328 signal (sig, SIG_DFL);
330 rxvt_print_error ("signal %d", sig);
333 kill (getpid (), sig);
338 rxvt_xerror_handler (Display *display, XErrorEvent *event)
340 if (GET_R->allowedxerror == -1)
341 GET_R->allowedxerror = event->error_code;
344 old_xerror_handler (display, event);
351 /*----------------------------------------------------------------------*/
353 * Exit gracefully, clearing the utmp entry and restoring tty attributes
354 * TODO: if debugging, this should free up any known resources if we can
360 // TODO: rxvtd should clean up all ressources
365 /* ------------------------------------------------------------------------- *
366 * MEMORY ALLOCATION WRAPPERS *
367 * ------------------------------------------------------------------------- */
370 rxvt_malloc(size_t size)
378 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
386 rxvt_calloc(size_t number, size_t size)
390 p = calloc(number, size);
394 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
402 rxvt_realloc(void *ptr, size_t size)
407 p = realloc(ptr, size);
413 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
419 /* ------------------------------------------------------------------------- *
420 * PRIVILEGED OPERATIONS *
421 * ------------------------------------------------------------------------- */
422 /* take care of suid/sgid super-user (root) privileges */
424 rxvt_term::privileges (int mode)
426 #if ! defined(__CYGWIN32__)
427 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
428 /* setreuid() is the poor man's setuid(), seteuid() */
429 # define seteuid(a) setreuid(-1, (a))
430 # define setegid(a) setregid(-1, (a))
431 # define HAVE_SETEUID
438 * change effective uid/gid - not real uid/gid - so we can switch
439 * back to root later, as required
471 rxvt_term::privileged_utmp (char action)
473 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
474 action, next_utmp_action, getpid()));
475 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
476 || (Options & Opt_utmpInhibit)
477 || ttydev == NULL || *ttydev == '\0')
480 privileges (RESTORE);
483 next_utmp_action = RESTORE;
484 makeutent (ttydev, rs[Rs_display_name]);
487 { /* action == RESTORE */
488 next_utmp_action = IGNORE;
495 #ifndef NO_SETOWNER_TTYDEV
497 rxvt_term::privileged_ttydev (char action)
500 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
501 action, next_tty_action, getpid()));
502 if (next_tty_action != action || (action != SAVE && action != RESTORE)
503 || ttydev == NULL || *ttydev == '\0')
506 privileges (RESTORE);
510 next_tty_action = RESTORE;
511 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
512 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
513 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
514 next_tty_action = IGNORE;
519 chown(ttydev, getuid(), ttygid); /* fail silently */
520 chmod(ttydev, ttymode);
528 { /* action == RESTORE */
529 next_tty_action = IGNORE;
530 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
531 chmod(ttydev, ttyfd_stat.st_mode);
532 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
535 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
543 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
544 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
545 action == RESTORE ? "Restoring" : (action ==
547 "UNKNOWN ERROR for"), ttydev,
548 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
554 /*----------------------------------------------------------------------*/
556 * window size/position calculcations for XSizeHint and other storage.
557 * if width/height are non-zero then override calculated width/height
560 rxvt_term::window_calc (unsigned int width, unsigned int height)
562 short recalc_x, recalc_y;
563 int x, y, sb_w, mb_h, flags;
565 unsigned int max_width, max_height;
567 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
568 TermWin.ncol, TermWin.nrow, szHint.width,
570 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
571 szHint.win_gravity = NorthWestGravity;
572 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
574 recalc_x = recalc_y = 0;
576 if (!parsed_geometry)
580 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);
581 if (flags & WidthValue)
583 TermWin.ncol = BOUND_POSITIVE_INT16(w);
584 szHint.flags |= USSize;
586 if (flags & HeightValue)
588 TermWin.nrow = BOUND_POSITIVE_INT16(h);
589 szHint.flags |= USSize;
594 szHint.flags |= USPosition;
595 if (flags & XNegative)
598 szHint.win_gravity = NorthEastGravity;
604 szHint.flags |= USPosition;
605 if (flags & YNegative)
608 if (szHint.win_gravity == NorthEastGravity)
609 szHint.win_gravity = SouthEastGravity;
611 szHint.win_gravity = SouthWestGravity;
616 TermWin.width = TermWin.ncol * TermWin.fwidth;
617 TermWin.height = TermWin.nrow * TermWin.fheight;
618 max_width = MAX_COLS * TermWin.fwidth;
619 max_height = MAX_ROWS * TermWin.fheight;
621 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
624 window_vt_x = window_vt_y = 0;
625 if (scrollbar_visible ())
627 sb_w = scrollbar_TotalWidth();
628 szHint.base_width += sb_w;
629 if (!(Options & Opt_scrollBar_right))
632 if (menubar_visible ())
634 mb_h = menuBar_TotalHeight();
635 szHint.base_height += mb_h;
638 szHint.width_inc = TermWin.fwidth;
639 szHint.height_inc = TermWin.fheight;
640 szHint.min_width = szHint.base_width + szHint.width_inc;
641 szHint.min_height = szHint.base_height + szHint.height_inc;
643 if (width && width - szHint.base_width < max_width)
645 szHint.width = width;
646 TermWin.width = width - szHint.base_width;
650 MIN_IT(TermWin.width, max_width);
651 szHint.width = szHint.base_width + TermWin.width;
653 if (height && height - szHint.base_height < max_height)
655 szHint.height = height;
656 TermWin.height = height - szHint.base_height;
660 MIN_IT(TermWin.height, max_height);
661 szHint.height = szHint.base_height + TermWin.height;
663 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
664 window_sb_x = szHint.width - sb_w;
667 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
668 - szHint.width - 2 * TermWin.ext_bwidth);
670 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
671 - szHint.height - 2 * TermWin.ext_bwidth);
673 TermWin.ncol = TermWin.width / TermWin.fwidth;
674 TermWin.nrow = TermWin.height / TermWin.fheight;
675 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
676 TermWin.ncol, TermWin.nrow, szHint.width,
681 /*----------------------------------------------------------------------*/
683 * Tell the teletype handler what size the window is.
684 * Called after a window size change.
687 rxvt_term::tt_winch ()
694 ws.ws_col = TermWin.ncol;
695 ws.ws_row = TermWin.nrow;
696 ws.ws_xpixel = ws.ws_ypixel = 0;
698 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
700 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
701 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
703 else if (cmd_pid) /* force through to the command */
704 kill (cmd_pid, SIGWINCH);
709 /*----------------------------------------------------------------------*/
710 /* rxvt_change_font() - Switch to a new font */
712 * init = 1 - initialize
714 * fontname == FONT_UP - switch to bigger font
715 * fontname == FONT_DN - switch to smaller font
718 rxvt_term::change_font (int init, const char *fontname)
722 rxvt_term::font_up_down (int n, int direction)
725 /*----------------------------------------------------------------------*/
726 /*----------------------------------------------------------------------*/
727 /* xterm sequences - title, iconName, color (exptl) */
729 rxvt_term::set_title (const char *str)
731 #ifndef SMART_WINDOW_TITLE
732 XStoreName(display->display, TermWin.parent[0], str);
736 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
738 if (name == NULL || STRCMP(name, str))
739 XStoreName(display->display, TermWin.parent[0], str);
746 rxvt_term::set_iconName (const char *str)
748 #ifndef SMART_WINDOW_TITLE
749 XSetIconName(display->display, TermWin.parent[0], str);
753 if (XGetIconName(display->display, TermWin.parent[0], &name))
755 if (name == NULL || STRCMP(name, str))
756 XSetIconName(display->display, TermWin.parent[0], str);
762 #ifdef XTERM_COLOR_CHANGE
764 rxvt_term::set_window_color (int idx, const char *color)
769 if (color == NULL || *color == '\0')
772 /* handle color aliases */
776 if (i >= 8 && i <= 15)
777 { /* bright colors */
779 # ifndef NO_BRIGHTCOLOR
780 PixColors[idx] = PixColors[minBrightCOLOR + i];
786 if (i >= 0 && i <= 7)
787 { /* normal colors */
788 PixColors[idx] = PixColors[minCOLOR + i];
793 if (!rXParseAllocColor (& xcol, color))
795 /* XStoreColor (display->display, XCMAP, XColor*); */
798 * FIXME: should free colors here, but no idea how to do it so instead,
799 * so just keep gobbling up the colormap
802 for (i = Color_Black; i <= Color_White; i++)
803 if (PixColors[idx] == PixColors[i])
807 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
808 XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
809 DisplayPlanes(display->display, display->screen));
813 PixColors[idx] = xcol;
816 /* XSetWindowAttributes attr; */
819 if (idx == Color_bg && !(Options & Opt_transparent))
820 XSetWindowBackground(display->display, TermWin.vt,
821 PixColors[Color_bg]);
823 /* handle Color_BD, scrollbar background, etc. */
827 /* the only reasonable way to enforce a clean update */
832 # define set_window_color (idx,color) ((void)0)
833 #endif /* XTERM_COLOR_CHANGE */
836 rxvt_term::recolour_cursor ()
841 xcol[0] = PixColors[Color_pointer];
842 xcol[1] = PixColors[Color_bg];
843 XQueryColors (display->display, XCMAP, xcol, 2);
844 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));
848 /*----------------------------------------------------------------------*/
850 * find if fg/bg matches any of the normal (low-intensity) colors
853 rxvt_term::set_colorfgbg ()
856 const char *xpmb = "\0";
857 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];
860 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
861 STRCPY(fstr, "default");
862 STRCPY(bstr, "default");
863 for (i = Color_Black; i <= Color_White; i++)
864 if (PixColors[Color_fg] == PixColors[i])
866 sprintf(fstr, "%d", (i - Color_Black));
869 for (i = Color_Black; i <= Color_White; i++)
870 if (PixColors[Color_bg] == PixColors[i])
872 sprintf(bstr, "%d", (i - Color_Black));
873 #ifdef XPM_BACKGROUND
878 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
879 putenv(env_colorfgbg);
881 #ifndef NO_BRIGHTCOLOR
882 colorfgbg = DEFAULT_RSTYLE;
883 for (i = minCOLOR; i <= maxCOLOR; i++)
885 if (PixColors[Color_fg] == PixColors[i])
886 colorfgbg = SET_FGCOLOR(colorfgbg, i);
887 if (PixColors[Color_bg] == PixColors[i])
888 colorfgbg = SET_BGCOLOR(colorfgbg, i);
893 /*----------------------------------------------------------------------*/
895 * Colour determination for low colour displays, routine from
896 * Hans de Goede <hans@highrise.nl>
900 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
902 if (!screen_in_out->set (display, colour))
904 rxvt_print_error("can't allocate colour: %s", colour);
911 /* -------------------------------------------------------------------- *
912 * - WINDOW RESIZING - *
913 * -------------------------------------------------------------------- */
915 rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
920 int old_width = szHint.width, old_height = szHint.height;
923 window_calc (width, height);
924 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
929 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
930 * reposition window on resize depending on placement on screen
934 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
937 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
938 0, 0, &x, &y, &unused_cr);
939 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
940 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
942 * if display->root isn't the parent window, a WM will probably have offset
943 * our position for handles and decorations. Counter it
945 if (x1 != x || y1 != y)
951 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
952 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
953 dx = old_width - szHint.width;
954 dy = old_height - szHint.height;
956 /* Check position of the center of the window */
957 if (x < x1) /* left half */
959 else if (x == x1) /* exact center */
961 if (y < y1) /* top half */
963 else if (y == y1) /* exact center */
966 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
967 szHint.width, szHint.height);
969 XResizeWindow (display->display, TermWin.parent[0], szHint.width,
975 fix_screen = (TermWin.ncol != prev_ncol
976 || TermWin.nrow != prev_nrow);
978 if (fix_screen || width != old_width || height != old_height)
980 if (scrollbar_visible ())
982 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
983 0, scrollbar_TotalWidth (), szHint.height);
987 if (menubar_visible ())
988 XMoveResizeWindow (display->display, menuBar.win, window_vt_x,
989 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
991 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
992 window_vt_y, TermWin_TotalWidth (),
993 TermWin_TotalHeight ());
996 Gr_Resize (old_width - szHint.base_width,
997 old_height - szHint.base_height);
1000 #ifdef XPM_BACKGROUND
1006 if (fix_screen || old_height == 0)
1008 int curr_screen = -1;
1009 int old_ncol = prev_ncol;
1011 /* scr_reset only works on the primary screen */
1012 if (old_height) /* this is not the first time through */
1014 unsigned int ncol = TermWin.ncol;
1015 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1016 curr_screen = scr_change_screen (PRIMARY);
1017 TermWin.ncol = ncol;
1022 if (curr_screen >= 0) /* this is not the first time through */
1024 scr_change_screen (curr_screen);
1025 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1029 old_width = szHint.width;
1030 old_height = szHint.height;
1033 IMSetStatusPosition ();
1038 * Set the width/height of the vt window in characters. Units are pixels.
1039 * good for toggling 80/132 columns
1042 rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1044 XWindowAttributes wattr;
1046 if (width == 0 || height == 0)
1048 XGetWindowAttributes(display->display, display->root, &wattr);
1050 width = wattr.width - szHint.base_width;
1052 height = wattr.height - szHint.base_height;
1054 if (width != TermWin.width || height != TermWin.height)
1056 width += szHint.base_width;
1057 height += szHint.base_height;
1058 resize_all_windows (width, height, 0);
1062 /* -------------------------------------------------------------------- *
1063 * - X INPUT METHOD ROUTINES - *
1064 * -------------------------------------------------------------------- */
1068 rxvt_term::im_set_size (XRectangle *size)
1070 size->x = TermWin.int_bwidth;
1071 size->y = TermWin.int_bwidth;
1072 size->width = Width2Pixel(TermWin.ncol);
1073 size->height = Height2Pixel(TermWin.nrow);
1077 rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
1079 *fg = PixColors[Color_fg];
1080 *bg = PixColors[Color_bg];
1083 /* Checking whether input method is running. */
1085 rxvt_term::IMisRunning ()
1090 char server[IMBUFSIZ];
1092 /* get current locale modifier */
1093 if ((p = XSetLocaleModifiers(NULL)) != NULL)
1095 STRCPY(server, "@server=");
1096 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1097 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */
1100 atom = XInternAtom(display->display, server, False);
1101 win = XGetSelectionOwner(display->display, atom);
1109 rxvt_term::IMSendSpot ()
1112 XVaNestedList preedit_attr;
1114 if (Input_Context == NULL
1115 || !TermWin.focus || !(input_style & XIMPreeditPosition)
1116 || !(event_type == KeyPress
1117 || event_type == Expose
1118 || event_type == NoExpose
1119 || event_type == SelectionNotify
1120 || event_type == ButtonRelease || event_type == FocusIn)
1124 im_set_position (&spot);
1126 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);
1127 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1128 XFree(preedit_attr);
1132 rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1133 XRectangle * needed_rect)
1137 if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1138 vtx = scrollbar_TotalWidth();
1140 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1141 mbh -= TermWin.lineSpace;
1143 preedit_rect->x = needed_rect->width + vtx;
1144 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1146 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1147 preedit_rect->height = Height2Pixel(1);
1149 status_rect->x = vtx;
1150 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1152 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1153 status_rect->height = Height2Pixel(1);
1157 rxvt_term::im_destroy ()
1161 XDestroyIC (Input_Context);
1162 Input_Context = NULL;
1167 display->put_xim (input_method);
1173 * Try to open a XIM with the current modifiers, then see if we can
1174 * open a suitable preedit type
1177 rxvt_term::IM_get_IC (const char *modifiers)
1182 XRectangle rect, status_rect, needed_rect;
1183 unsigned long fg, bg;
1186 XIMStyles *xim_styles;
1187 XVaNestedList preedit_attr, status_attr;
1189 if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1192 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193 input_method = display->get_xim (locale, modifiers);
1194 if (input_method == NULL)
1197 xim = input_method->xim;
1200 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1201 || !xim_styles || !xim_styles->count_styles)
1203 display->put_xim (input_method);
1207 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1208 s = rxvt_splitcommastring(p);
1209 for (i = found = 0; !found && s[i]; i++)
1211 if (!STRCMP(s[i], "OverTheSpot"))
1212 input_style = (XIMPreeditPosition | XIMStatusNothing);
1213 else if (!STRCMP(s[i], "OffTheSpot"))
1214 input_style = (XIMPreeditArea | XIMStatusArea);
1215 else if (!STRCMP(s[i], "Root"))
1216 input_style = (XIMPreeditNothing | XIMStatusNothing);
1218 for (j = 0; j < xim_styles->count_styles; j++)
1219 if (input_style == xim_styles->supported_styles[j])
1226 for (i = 0; s[i]; i++)
1234 display->put_xim (input_method);
1238 preedit_attr = status_attr = NULL;
1240 if (input_style & XIMPreeditPosition)
1242 im_set_size (&rect);
1243 im_set_position (&spot);
1244 im_set_color (&fg, &bg);
1246 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1247 XNSpotLocation, &spot,
1248 XNForeground, fg, XNBackground, bg,
1249 //XNFontSet, TermWin.fontset,
1252 else if (input_style & XIMPreeditArea)
1254 im_set_color (&fg, &bg);
1257 * The necessary width of preedit area is unknown
1258 * until create input context.
1260 needed_rect.width = 0;
1262 im_set_preedit_area (&rect, &status_rect, &needed_rect);
1264 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1265 XNForeground, fg, XNBackground, bg,
1266 //XNFontSet, TermWin.fontset,
1268 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1269 XNForeground, fg, XNBackground, bg,
1270 //XNFontSet, TermWin.fontset,
1274 Input_Context = XCreateIC(xim, XNInputStyle, input_style,
1275 XNClientWindow, TermWin.parent[0],
1276 XNFocusWindow, TermWin.parent[0],
1277 preedit_attr ? XNPreeditAttributes : NULL,
1279 status_attr ? XNStatusAttributes : NULL,
1281 if (preedit_attr) XFree(preedit_attr);
1282 if (status_attr) XFree(status_attr);
1284 if (Input_Context == NULL)
1286 rxvt_print_error("failed to create input context");
1287 display->put_xim (input_method);
1291 if (input_style & XIMPreeditArea)
1292 IMSetStatusPosition ();
1294 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1301 int i, found, had_im;
1308 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1312 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1313 if (rs[Rs_imLocale])
1314 setlocale (LC_CTYPE, rs[Rs_imLocale]);
1317 p = rs[Rs_inputMethod];
1322 s = rxvt_splitcommastring (p);
1323 for (i = 0; s[i]; i++)
1327 STRCPY (buf, "@im=");
1328 STRNCAT (buf, s[i], IMBUFSIZ - 5);
1329 if (IM_get_IC (buf))
1336 for (i = 0; s[i]; i++)
1344 /* try with XMODIFIERS env. var. */
1348 /* try with no modifiers base IF the user didn't specify an IM */
1349 if (IM_get_IC ("@im=none"))
1353 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1354 if (rs[Rs_imLocale])
1355 setlocale (LC_CTYPE, locale);
1360 rxvt_term::IMSetStatusPosition ()
1362 XRectangle preedit_rect, status_rect, *needed_rect;
1363 XVaNestedList preedit_attr, status_attr;
1365 if (Input_Context == NULL
1366 || !TermWin.focus || !(input_style & XIMPreeditArea)
1370 /* Getting the necessary width of preedit area */
1371 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);
1372 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);
1375 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1377 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);
1378 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);
1380 XSetICValues(Input_Context,
1381 XNPreeditAttributes, preedit_attr,
1382 XNStatusAttributes, status_attr, NULL);
1384 XFree(preedit_attr);
1387 #endif /* USE_XIM */
1389 /*----------------------------------------------------------------------*/
1390 rxvt_t rxvt_current_term;
1392 /*----------------------- end-of-file (C source) -----------------------*/