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 class rxvt_composite_vec rxvt_composite;
64 text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)
68 // break compose chains, as stupid readline really likes to duplicate
69 // composing characters for some reason near the end of a line.
73 if (cc->c2 == c2) return c1;
77 // check to see wether this combination already exists otherwise
78 for (cc = v.end (); cc-- > v.begin (); )
80 if (cc->c1 == c1 && cc->c2 == c2)
81 return COMPOSE_LO + (cc - v.begin ());
84 // allocate a new combination
85 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
90 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
92 return REPLACEMENT_CHAR;
95 v.push_back (compose_char (c1, c2));
97 return v.size () - 1 + COMPOSE_LO;
100 int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)
102 compose_char *cc = (*this)[c];
110 int len = expand (cc->c1, r);
114 if (cc->c2 != NOCHAR)
117 if (r) *r++ = cc->c2;
126 rxvt_term::operator new (size_t s)
128 void *p = malloc (s);
135 rxvt_term::operator delete (void *p, size_t s)
140 rxvt_term::rxvt_term ()
142 rootwin_ev (this, &rxvt_term::rootwin_cb),
143 termwin_ev (this, &rxvt_term::x_cb),
144 vt_ev (this, &rxvt_term::x_cb),
145 #ifdef HAVE_SCROLLBARS
146 scrollbar_ev (this, &rxvt_term::x_cb),
149 menubar_ev (this, &rxvt_term::x_cb),
152 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
155 text_blink_ev (this, &rxvt_term::text_blink_cb),
158 pointer_ev (this, &rxvt_term::pointer_cb),
161 im_ev (this, &rxvt_term::im_cb),
163 check_ev (this, &rxvt_term::check_cb),
164 destroy_ev (this, &rxvt_term::destroy_cb),
165 pty_ev (this, &rxvt_term::pty_cb),
166 incr_ev (this, &rxvt_term::incr_cb)
168 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171 rxvt_term::~rxvt_term ()
176 #ifndef NO_SETOWNER_TTYDEV
177 privileged_ttydev (RESTORE);
180 privileged_utmp (RESTORE);
183 delete TermWin.fontset;
187 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
188 delete menuBar.drawable;
190 // XDestroyWindow (display->display, menuBar.win);
192 delete TermWin.drawable;
193 // destroy all windows
194 if (TermWin.parent[0])
195 XDestroyWindow (display->display, TermWin.parent[0]);
198 // TODO: free pixcolours, colours should become part of rxvt_display
202 displays.put (display);
209 free (env_colorfgbg);
218 rxvt_term::destroy ()
222 rootwin_ev.stop (display);
223 termwin_ev.stop (display);
224 vt_ev.stop (display);
227 im_ev.stop (display);
229 #ifdef HAVE_SCROLLBARS
230 scrollbar_ev.stop (display);
233 menubar_ev.stop (display);
240 cursor_blink_ev.stop ();
243 text_blink_ev.stop ();
249 destroy_ev.start (0);
253 rxvt_term::destroy_cb (time_watcher &w)
260 /*----------------------------------------------------------------------*/
264 rxvt_init (int argc, const char *const *argv)
266 SET_R (new rxvt_term);
268 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
277 static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
282 /* install exit handler for cleanup */
285 atexit (rxvt_clean_exit);
292 sigfillset (&sa.sa_mask);
293 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
294 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
295 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
296 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
297 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
298 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
299 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
301 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
302 /* signal (SIGURG, SIG_DFL); */
304 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
305 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
309 rxvt_term::init (int argc, const char *const *argv)
312 * Save and then give up any super-user privileges
313 * If we need privileges in any area then we must specifically request it.
314 * We should only need to be root in these cases:
315 * 1. write utmp entries on some systems
316 * 2. chown tty on some systems
323 const char **cmd_argv = init_resources (argc, argv);
328 menubar_read (rs[Rs_menu]);
330 #ifdef HAVE_SCROLLBARS
331 if (Options & Opt_scrollBar)
332 scrollBar.setIdle (); /* set existence for size calculations */
335 create_windows (argc, argv);
339 scr_reset (); /* initialize screen */
342 XSynchronize (display->display, True);
345 #ifdef HAVE_SCROLLBARS
346 if (Options & Opt_scrollBar)
347 resize_scrollbar (); /* create and map scrollbar */
350 if (menubar_visible ())
351 XMapWindow (display->display, menuBar.win);
354 if (Options & Opt_transparent)
356 XSelectInput (display->display, display->root, PropertyChangeMask);
357 check_our_parents ();
361 rootwin_ev.start (display, display->root);
363 XMapWindow (display->display, TermWin.vt);
364 XMapWindow (display->display, TermWin.parent[0]);
366 init_command (cmd_argv);
368 pty_ev.start (cmd_fd, EVENT_READ);
375 /* ------------------------------------------------------------------------- *
376 * SIGNAL HANDLING & EXIT HANDLER *
377 * ------------------------------------------------------------------------- */
379 * Catch a SIGCHLD signal and exit if the direct child has died
384 rxvt_Child_signal (int sig __attribute__ ((unused)))
386 int pid, save_errno = errno;
387 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
398 * Catch a fatal signal and tidy up before quitting
402 rxvt_Exit_signal (int sig)
404 signal (sig, SIG_DFL);
406 rxvt_print_error ("signal %d", sig);
409 kill (getpid (), sig);
414 rxvt_xerror_handler (Display *display, XErrorEvent *event)
416 if (GET_R->allowedxerror == -1)
417 GET_R->allowedxerror = event->error_code;
420 old_xerror_handler (display, event);
427 /*----------------------------------------------------------------------*/
429 * Exit gracefully, clearing the utmp entry and restoring tty attributes
430 * TODO: if debugging, this should free up any known resources if we can
436 // TODO: rxvtd should clean up all ressources
441 /* ------------------------------------------------------------------------- *
442 * MEMORY ALLOCATION WRAPPERS *
443 * ------------------------------------------------------------------------- */
446 rxvt_malloc (size_t size)
454 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
462 rxvt_calloc (size_t number, size_t size)
466 p = calloc (number, size);
470 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
478 rxvt_realloc (void *ptr, size_t size)
483 p = realloc (ptr, size);
489 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
495 /* ------------------------------------------------------------------------- *
496 * PRIVILEGED OPERATIONS *
497 * ------------------------------------------------------------------------- */
498 /* take care of suid/sgid super-user (root) privileges */
500 rxvt_term::privileges (int mode)
502 #if ! defined(__CYGWIN32__)
503 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
504 /* setreuid () is the poor man's setuid (), seteuid () */
505 # define seteuid(a) setreuid(-1, (a))
506 # define setegid(a) setregid(-1, (a))
507 # define HAVE_SETEUID
514 * change effective uid/gid - not real uid/gid - so we can switch
515 * back to root later, as required
547 rxvt_term::privileged_utmp (char action)
549 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
550 action, next_utmp_action, getpid ()));
551 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
552 || (Options & Opt_utmpInhibit)
553 || ttydev == NULL || *ttydev == '\0')
556 privileges (RESTORE);
559 next_utmp_action = RESTORE;
560 makeutent (ttydev, rs[Rs_display_name]);
563 { /* action == RESTORE */
564 next_utmp_action = IGNORE;
571 #ifndef NO_SETOWNER_TTYDEV
573 rxvt_term::privileged_ttydev (char action)
576 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
577 action, next_tty_action, getpid ()));
578 if (next_tty_action != action || (action != SAVE && action != RESTORE)
579 || ttydev == NULL || *ttydev == '\0')
582 privileges (RESTORE);
586 next_tty_action = RESTORE;
587 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
588 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
589 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
590 next_tty_action = IGNORE;
595 chown (ttydev, getuid (), ttygid); /* fail silently */
596 chmod (ttydev, ttymode);
604 { /* action == RESTORE */
605 next_tty_action = IGNORE;
606 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
607 chmod (ttydev, ttyfd_stat.st_mode);
608 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
611 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
612 chown (ttydev, 0, 0);
619 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
620 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
621 action == RESTORE ? "Restoring" : (action ==
623 "UNKNOWN ERROR for"), ttydev,
624 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
630 /*----------------------------------------------------------------------*/
632 * window size/position calculcations for XSizeHint and other storage.
633 * if width/height are non-zero then override calculated width/height
636 rxvt_term::window_calc (unsigned int width, unsigned int height)
638 short recalc_x, recalc_y;
639 int x, y, sb_w, mb_h, flags;
641 unsigned int max_width, max_height;
643 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
644 TermWin.ncol, TermWin.nrow, szHint.width,
646 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
647 szHint.win_gravity = NorthWestGravity;
648 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
650 recalc_x = recalc_y = 0;
652 if (!parsed_geometry)
656 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
657 if (flags & WidthValue)
659 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
660 szHint.flags |= USSize;
662 if (flags & HeightValue)
664 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
665 szHint.flags |= USSize;
670 szHint.flags |= USPosition;
671 if (flags & XNegative)
674 szHint.win_gravity = NorthEastGravity;
680 szHint.flags |= USPosition;
681 if (flags & YNegative)
684 if (szHint.win_gravity == NorthEastGravity)
685 szHint.win_gravity = SouthEastGravity;
687 szHint.win_gravity = SouthWestGravity;
693 TermWin.width = TermWin.ncol * TermWin.fwidth;
694 TermWin.height = TermWin.nrow * TermWin.fheight;
695 max_width = MAX_COLS * TermWin.fwidth;
696 max_height = MAX_ROWS * TermWin.fheight;
698 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
701 window_vt_x = window_vt_y = 0;
702 if (scrollbar_visible ())
704 sb_w = scrollbar_TotalWidth ();
705 szHint.base_width += sb_w;
706 if (! (Options & Opt_scrollBar_right))
709 if (menubar_visible ())
711 mb_h = menuBar_TotalHeight ();
712 szHint.base_height += mb_h;
715 szHint.width_inc = TermWin.fwidth;
716 szHint.height_inc = TermWin.fheight;
717 szHint.min_width = szHint.base_width + szHint.width_inc;
718 szHint.min_height = szHint.base_height + szHint.height_inc;
720 if (width && width - szHint.base_width < max_width)
722 szHint.width = width;
723 TermWin.width = width - szHint.base_width;
727 MIN_IT (TermWin.width, max_width);
728 szHint.width = szHint.base_width + TermWin.width;
730 if (height && height - szHint.base_height < max_height)
732 szHint.height = height;
733 TermWin.height = height - szHint.base_height;
737 MIN_IT (TermWin.height, max_height);
738 szHint.height = szHint.base_height + TermWin.height;
740 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
741 window_sb_x = szHint.width - sb_w;
744 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
745 - szHint.width - 2 * TermWin.ext_bwidth);
747 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
748 - szHint.height - 2 * TermWin.ext_bwidth);
750 TermWin.ncol = TermWin.width / TermWin.fwidth;
751 TermWin.nrow = TermWin.height / TermWin.fheight;
752 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
753 TermWin.ncol, TermWin.nrow, szHint.width,
758 /*----------------------------------------------------------------------*/
760 * Tell the teletype handler what size the window is.
761 * Called after a window size change.
764 rxvt_term::tt_winch ()
771 ws.ws_col = TermWin.ncol;
772 ws.ws_row = TermWin.nrow;
773 ws.ws_xpixel = ws.ws_ypixel = 0;
775 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
777 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
778 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
780 else if (cmd_pid) /* force through to the command */
781 kill (cmd_pid, SIGWINCH);
786 /*----------------------------------------------------------------------*/
787 /* rxvt_change_font () - Switch to a new font */
789 * init = 1 - initialize
791 * fontname == FONT_UP - switch to bigger font
792 * fontname == FONT_DN - switch to smaller font
795 rxvt_term::change_font (const char *fontname)
797 if (fontname == FONT_UP)
801 else if (fontname == FONT_DN)
807 rxvt_fontset *fs = new rxvt_fontset (this);
809 if (fs && fs->populate (fontname ? fontname : "fixed"))
811 delete TermWin.fontset;
812 TermWin.fontset = fs;
813 TermWin.fwidth = fs->base_font ()->width;
814 TermWin.fheight = fs->base_font ()->height;
815 TermWin.fbase = fs->base_font ()->ascent;
817 if (TermWin.parent[0])
819 resize_all_windows (0, 0, 0);
832 rxvt_term::font_up_down (int n, int direction)
837 /*----------------------------------------------------------------------*/
838 /*----------------------------------------------------------------------*/
839 /* xterm sequences - title, iconName, color (exptl) */
841 rxvt_term::set_title (const char *str)
843 #ifndef SMART_WINDOW_TITLE
844 XStoreName (display->display, TermWin.parent[0], str);
848 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
850 if (name == NULL || STRCMP (name, str))
851 XStoreName (display->display, TermWin.parent[0], str);
858 rxvt_term::set_iconName (const char *str)
860 #ifndef SMART_WINDOW_TITLE
861 XSetIconName (display->display, TermWin.parent[0], str);
865 if (XGetIconName (display->display, TermWin.parent[0], &name))
867 if (name == NULL || STRCMP (name, str))
868 XSetIconName (display->display, TermWin.parent[0], str);
874 #ifdef XTERM_COLOR_CHANGE
876 rxvt_term::set_window_color (int idx, const char *color)
881 if (color == NULL || *color == '\0')
884 /* handle color aliases */
885 if (isdigit (*color))
888 if (i >= 8 && i <= 15)
889 { /* bright colors */
891 # ifndef NO_BRIGHTCOLOR
892 PixColors[idx] = PixColors[minBrightCOLOR + i];
898 if (i >= 0 && i <= 7)
899 { /* normal colors */
900 PixColors[idx] = PixColors[minCOLOR + i];
905 if (!rXParseAllocColor (& xcol, color))
907 /* XStoreColor (display->display, XCMAP, XColor*); */
910 * FIXME: should free colors here, but no idea how to do it so instead,
911 * so just keep gobbling up the colormap
914 for (i = Color_Black; i <= Color_White; i++)
915 if (PixColors[idx] == PixColors[i])
919 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
920 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
921 DisplayPlanes (display->display, display->screen));
925 PixColors[idx] = xcol;
928 /* XSetWindowAttributes attr; */
931 if (idx == Color_bg && ! (Options & Opt_transparent))
932 XSetWindowBackground (display->display, TermWin.vt,
933 PixColors[Color_bg]);
935 /* handle Color_BD, scrollbar background, etc. */
939 /* the only reasonable way to enforce a clean update */
944 # define set_window_color (idx,color) ((void)0)
945 #endif /* XTERM_COLOR_CHANGE */
948 rxvt_term::recolour_cursor ()
953 xcol[0] = PixColors[Color_pointer];
954 xcol[1] = PixColors[Color_bg];
955 XQueryColors (display->display, XCMAP, xcol, 2);
956 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));
960 /*----------------------------------------------------------------------*/
962 * find if fg/bg matches any of the normal (low-intensity) colors
965 rxvt_term::set_colorfgbg ()
968 const char *xpmb = "\0";
969 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
972 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
973 STRCPY (fstr, "default");
974 STRCPY (bstr, "default");
975 for (i = Color_Black; i <= Color_White; i++)
976 if (PixColors[Color_fg] == PixColors[i])
978 sprintf (fstr, "%d", (i - Color_Black));
981 for (i = Color_Black; i <= Color_White; i++)
982 if (PixColors[Color_bg] == PixColors[i])
984 sprintf (bstr, "%d", (i - Color_Black));
985 #ifdef XPM_BACKGROUND
991 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
993 #ifndef NO_BRIGHTCOLOR
994 colorfgbg = DEFAULT_RSTYLE;
995 for (i = minCOLOR; i <= maxCOLOR; i++)
997 if (PixColors[Color_fg] == PixColors[i])
998 colorfgbg = SET_FGCOLOR (colorfgbg, i);
999 if (PixColors[Color_bg] == PixColors[i])
1000 colorfgbg = SET_BGCOLOR (colorfgbg, i);
1005 /*----------------------------------------------------------------------*/
1007 * Colour determination for low colour displays, routine from
1008 * Hans de Goede <hans@highrise.nl>
1012 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1014 if (!screen_in_out->set (display, colour))
1016 rxvt_print_error ("can't allocate colour: %s", colour);
1023 /* -------------------------------------------------------------------- *
1024 * - WINDOW RESIZING - *
1025 * -------------------------------------------------------------------- */
1027 rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
1032 int old_width = szHint.width, old_height = szHint.height;
1035 window_calc (width, height);
1036 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
1041 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1042 * reposition window on resize depending on placement on screen
1046 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1049 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
1050 0, 0, &x, &y, &unused_cr);
1051 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
1052 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1054 * if display->root isn't the parent window, a WM will probably have offset
1055 * our position for handles and decorations. Counter it
1057 if (x1 != x || y1 != y)
1063 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
1064 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
1065 dx = old_width - szHint.width;
1066 dy = old_height - szHint.height;
1068 /* Check position of the center of the window */
1069 if (x < x1) /* left half */
1071 else if (x == x1) /* exact center */
1073 if (y < y1) /* top half */
1075 else if (y == y1) /* exact center */
1078 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
1079 szHint.width, szHint.height);
1081 XResizeWindow (display->display, TermWin.parent[0], szHint.width,
1087 fix_screen = (TermWin.ncol != prev_ncol
1088 || TermWin.nrow != prev_nrow);
1090 if (fix_screen || width != old_width || height != old_height)
1092 if (scrollbar_visible ())
1094 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1095 0, scrollbar_TotalWidth (), szHint.height);
1096 resize_scrollbar ();
1099 if (menubar_visible ())
1100 XMoveResizeWindow (display->display, menuBar.win, window_vt_x,
1101 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1103 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1104 window_vt_y, TermWin_TotalWidth (),
1105 TermWin_TotalHeight ());
1106 scr_clear (height != old_height);
1107 #ifdef XPM_BACKGROUND
1113 if (fix_screen || old_height == 0)
1115 int curr_screen = -1;
1116 int old_ncol = prev_ncol;
1118 /* scr_reset only works on the primary screen */
1119 if (old_height) /* this is not the first time through */
1121 unsigned int ncol = TermWin.ncol;
1122 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1123 curr_screen = scr_change_screen (PRIMARY);
1124 TermWin.ncol = ncol;
1129 if (curr_screen >= 0) /* this is not the first time through */
1131 scr_change_screen (curr_screen);
1132 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1136 old_width = szHint.width;
1137 old_height = szHint.height;
1140 IMSetStatusPosition ();
1145 * Set the width/height of the vt window in characters. Units are pixels.
1146 * good for toggling 80/132 columns
1149 rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1151 XWindowAttributes wattr;
1153 if (width == 0 || height == 0)
1155 XGetWindowAttributes (display->display, display->root, &wattr);
1157 width = wattr.width - szHint.base_width;
1159 height = wattr.height - szHint.base_height;
1161 if (width != TermWin.width || height != TermWin.height)
1163 width += szHint.base_width;
1164 height += szHint.base_height;
1165 resize_all_windows (width, height, 0);
1169 /* -------------------------------------------------------------------- *
1170 * - X INPUT METHOD ROUTINES - *
1171 * -------------------------------------------------------------------- */
1175 rxvt_term::im_set_size (XRectangle *size)
1177 size->x = TermWin.int_bwidth;
1178 size->y = TermWin.int_bwidth;
1179 size->width = Width2Pixel (TermWin.ncol);
1180 size->height = Height2Pixel (TermWin.nrow);
1184 rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
1186 *fg = PixColors[Color_fg];
1187 *bg = PixColors[Color_bg];
1190 /* Checking whether input method is running. */
1192 rxvt_term::IMisRunning ()
1197 char server[IMBUFSIZ];
1199 /* get current locale modifier */
1200 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1202 STRCPY (server, "@server=");
1203 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1204 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1207 atom = XInternAtom (display->display, server, False);
1208 win = XGetSelectionOwner (display->display, atom);
1216 rxvt_term::IMSendSpot ()
1219 XVaNestedList preedit_attr;
1221 if (Input_Context == NULL
1222 || !TermWin.focus || ! (input_style & XIMPreeditPosition)
1223 || ! (event_type == KeyPress
1224 || event_type == Expose
1225 || event_type == NoExpose
1226 || event_type == SelectionNotify
1227 || event_type == ButtonRelease || event_type == FocusIn)
1231 im_set_position (&spot);
1233 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1234 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1235 XFree (preedit_attr);
1239 rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1240 XRectangle * needed_rect)
1244 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1245 vtx = scrollbar_TotalWidth ();
1247 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1248 mbh -= TermWin.lineSpace;
1250 preedit_rect->x = needed_rect->width + vtx;
1251 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1253 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1254 preedit_rect->height = Height2Pixel (1);
1256 status_rect->x = vtx;
1257 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1259 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1260 status_rect->height = Height2Pixel (1);
1264 rxvt_term::im_destroy ()
1268 XDestroyIC (Input_Context);
1269 Input_Context = NULL;
1274 display->put_xim (input_method);
1280 * Try to open a XIM with the current modifiers, then see if we can
1281 * open a suitable preedit type
1284 rxvt_term::IM_get_IC (const char *modifiers)
1289 XRectangle rect, status_rect, needed_rect;
1290 unsigned long fg, bg;
1293 XIMStyles *xim_styles;
1294 XVaNestedList preedit_attr, status_attr;
1296 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1299 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1300 input_method = display->get_xim (locale, modifiers);
1301 if (input_method == NULL)
1304 xim = input_method->xim;
1307 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1308 || !xim_styles || !xim_styles->count_styles)
1310 display->put_xim (input_method);
1314 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1315 s = rxvt_splitcommastring (p);
1316 for (i = found = 0; !found && s[i]; i++)
1318 if (!STRCMP (s[i], "OverTheSpot"))
1319 input_style = (XIMPreeditPosition | XIMStatusNothing);
1320 else if (!STRCMP (s[i], "OffTheSpot"))
1321 input_style = (XIMPreeditArea | XIMStatusArea);
1322 else if (!STRCMP (s[i], "Root"))
1323 input_style = (XIMPreeditNothing | XIMStatusNothing);
1325 for (j = 0; j < xim_styles->count_styles; j++)
1326 if (input_style == xim_styles->supported_styles[j])
1333 for (i = 0; s[i]; i++)
1341 display->put_xim (input_method);
1345 preedit_attr = status_attr = NULL;
1347 if (input_style & XIMPreeditPosition)
1349 im_set_size (&rect);
1350 im_set_position (&spot);
1351 im_set_color (&fg, &bg);
1353 preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1354 XNSpotLocation, &spot,
1355 XNForeground, fg, XNBackground, bg,
1356 //XNFontSet, TermWin.fontset,
1359 else if (input_style & XIMPreeditArea)
1361 im_set_color (&fg, &bg);
1364 * The necessary width of preedit area is unknown
1365 * until create input context.
1367 needed_rect.width = 0;
1369 im_set_preedit_area (&rect, &status_rect, &needed_rect);
1371 preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
1372 XNForeground, fg, XNBackground, bg,
1373 //XNFontSet, TermWin.fontset,
1375 status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1376 XNForeground, fg, XNBackground, bg,
1377 //XNFontSet, TermWin.fontset,
1381 Input_Context = XCreateIC (xim, XNInputStyle, input_style,
1382 XNClientWindow, TermWin.parent[0],
1383 XNFocusWindow, TermWin.parent[0],
1384 preedit_attr ? XNPreeditAttributes : NULL,
1386 status_attr ? XNStatusAttributes : NULL,
1388 if (preedit_attr) XFree (preedit_attr);
1389 if (status_attr) XFree (status_attr);
1391 if (Input_Context == NULL)
1393 rxvt_print_error ("failed to create input context");
1394 display->put_xim (input_method);
1398 if (input_style & XIMPreeditArea)
1399 IMSetStatusPosition ();
1401 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1408 int i, found, had_im;
1415 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1419 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1420 if (rs[Rs_imLocale])
1421 SET_LOCALE (rs[Rs_imLocale]);
1424 p = rs[Rs_inputMethod];
1429 s = rxvt_splitcommastring (p);
1430 for (i = 0; s[i]; i++)
1434 STRCPY (buf, "@im=");
1435 STRNCAT (buf, s[i], IMBUFSIZ - 5);
1436 if (IM_get_IC (buf))
1443 for (i = 0; s[i]; i++)
1451 /* try with XMODIFIERS env. var. */
1455 /* try with no modifiers base IF the user didn't specify an IM */
1456 if (IM_get_IC ("@im=none"))
1460 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1461 if (rs[Rs_imLocale])
1462 SET_LOCALE (locale);
1467 rxvt_term::IMSetStatusPosition ()
1469 XRectangle preedit_rect, status_rect, *needed_rect;
1470 XVaNestedList preedit_attr, status_attr;
1472 if (Input_Context == NULL
1473 || !TermWin.focus || ! (input_style & XIMPreeditArea)
1477 /* Getting the necessary width of preedit area */
1478 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1479 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1480 XFree (status_attr);
1482 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1484 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1485 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1487 XSetICValues (Input_Context,
1488 XNPreeditAttributes, preedit_attr,
1489 XNStatusAttributes, status_attr, NULL);
1491 XFree (preedit_attr);
1492 XFree (status_attr);
1494 #endif /* USE_XIM */
1496 /*----------------------------------------------------------------------*/
1497 rxvt_t rxvt_current_term;
1499 /*----------------------- end-of-file (C source) -----------------------*/