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) 2003-2006 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 */
43 #ifdef TTY_GID_SUPPORT
51 #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52 static uid_t saved_euid;
53 static gid_t saved_egid;
59 #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
60 return getuid () != saved_euid || getgid () != saved_egid;
66 vector<rxvt_term *> rxvt_term::termlist;
68 static char curlocale[128], savelocale[128];
71 rxvt_set_locale (const char *locale)
73 if (!locale || !strncmp (locale, curlocale, 128))
76 strncpy (curlocale, locale, 128);
77 setlocale (LC_CTYPE, curlocale);
82 rxvt_push_locale (const char *locale)
84 strcpy (savelocale, curlocale);
85 rxvt_set_locale (locale);
91 rxvt_set_locale (savelocale);
95 class rxvt_composite_vec rxvt_composite;
97 text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
101 // break compose chains, as stupid readline really likes to duplicate
102 // composing characters for some reason near the end of a line.
106 if (cc->c2 == c2) return c1;
107 cc = (*this)[cc->c1];
110 // check to see wether this combination already exists otherwise
111 for (cc = v.end (); cc-- > v.begin (); )
113 if (cc->c1 == c1 && cc->c2 == c2)
114 return COMPOSE_LO + (cc - v.begin ());
117 // allocate a new combination
118 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
123 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
125 return REPLACEMENT_CHAR;
128 v.push_back (compose_char (c1, c2));
130 return v.size () - 1 + COMPOSE_LO;
133 int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
135 compose_char *cc = (*this)[c];
143 int len = expand (cc->c1, r);
147 if (cc->c2 != NOCHAR)
150 if (r) *r++ = cc->c2;
158 rxvt_term::rxvt_term ()
161 rootwin_ev (this, &rxvt_term::rootwin_cb),
163 #ifdef HAVE_SCROLLBARS
164 scrollbar_ev (this, &rxvt_term::x_cb),
167 menubar_ev (this, &rxvt_term::x_cb),
170 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
173 text_blink_ev (this, &rxvt_term::text_blink_cb),
175 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
176 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
178 #ifdef SELECTION_SCROLLING
179 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
181 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
182 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
185 pointer_ev (this, &rxvt_term::pointer_cb),
188 im_ev (this, &rxvt_term::im_cb),
190 termwin_ev (this, &rxvt_term::x_cb),
191 vt_ev (this, &rxvt_term::x_cb),
192 check_ev (this, &rxvt_term::check_cb),
193 flush_ev (this, &rxvt_term::flush_cb),
194 destroy_ev (this, &rxvt_term::destroy_cb),
195 pty_ev (this, &rxvt_term::pty_cb),
196 incr_ev (this, &rxvt_term::incr_cb)
198 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
200 termlist.push_back (this);
202 #ifdef KEYSYM_RESOURCE
203 keyboard = new keyboard_manager;
206 rxvt_fatal ("out of memory, aborting.\n");
210 // clean up the most important stuff, do *not* call x or free mem etc.
211 // for use before an emergency exit
212 void rxvt_term::emergency_cleanup ()
215 kill (-cmd_pid, SIGHUP);
218 privileged_utmp (RESTORE);
224 rxvt_term::~rxvt_term ()
226 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
228 termlist.erase (find (termlist.begin (), termlist.end(), this));
230 emergency_cleanup ();
233 for (int i = RS_styleCount; --i; )
234 if (fontset[i] != fontset[0])
249 if (menubarGC) XFreeGC (disp, menubarGC);
251 #ifdef XTERM_SCROLLBAR
252 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
253 if (ShadowGC) XFreeGC (disp, ShadowGC);
255 #ifdef PLAIN_SCROLLBAR
256 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
258 #ifdef NEXT_SCROLLBAR
259 if (blackGC) XFreeGC (disp, blackGC);
260 if (whiteGC) XFreeGC (disp, whiteGC);
261 if (grayGC) XFreeGC (disp, grayGC);
262 if (darkGC) XFreeGC (disp, darkGC);
263 if (stippleGC) XFreeGC (disp, stippleGC);
264 if (dimple) XFreePixmap (disp, dimple);
265 if (upArrow) XFreePixmap (disp, upArrow);
266 if (downArrow) XFreePixmap (disp, downArrow);
267 if (upArrowHi) XFreePixmap (disp, upArrowHi);
268 if (downArrowHi) XFreePixmap (disp, downArrowHi);
270 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
271 if (topShadowGC) XFreeGC (disp, topShadowGC);
272 if (botShadowGC) XFreeGC (disp, botShadowGC);
273 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
275 if (gc) XFreeGC (disp, gc);
277 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
278 delete menuBar.drawable;
280 // XDestroyWindow (disp, menuBar.win);
283 // destroy all windows
285 XDestroyWindow (disp, parent[0]);
288 // TODO: free pixcolours, colours should become part of rxvt_display
290 delete pix_colors_focused;
292 delete pix_colors_unfocused;
295 displays.put (display);
299 /* clear all resources */
300 for (int i = 0; i < allocated.size (); i++)
301 free (allocated [i]);
303 free (selection.text);
304 // TODO: manage env vars in child only(!)
308 free (env_colorfgbg);
316 #ifdef KEYSYM_RESOURCE
322 rxvt_term::child_exit ()
326 if (!OPTION (Opt_hold))
331 rxvt_term::destroy ()
333 if (destroy_ev.active)
343 im_ev.stop (display);
346 scrollbar_ev.stop (display);
349 menubar_ev.stop (display);
352 rootwin_ev.stop (display);
355 termwin_ev.stop (display);
356 vt_ev.stop (display);
362 cursor_blink_ev.stop ();
365 text_blink_ev.stop ();
367 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
368 cont_scroll_ev.stop ();
370 #ifdef SELECTION_SCROLLING
371 sel_scroll_ev.stop ();
377 destroy_ev.start (0);
381 rxvt_term::destroy_cb (time_watcher &w)
388 /*----------------------------------------------------------------------*/
390 * Exit gracefully, clearing the utmp entry and restoring tty attributes
391 * TODO: if debugging, this should free up any known resources if we can
393 static XErrorHandler old_xerror_handler;
396 rxvt_emergency_cleanup ()
398 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
399 (*t)->emergency_cleanup ();
404 print_x_error (Display *dpy, XErrorEvent *event)
409 char *mtype = "XlibMessage";
410 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
411 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
412 rxvt_warn ("An X Error occured, trying to continue after report.\n");
413 rxvt_warn ("%s: %s\n", mesg, buffer);
414 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
415 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
416 sprintf(number, "%d", event->request_code);
417 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
418 rxvt_warn ("(which is %s)\n", buffer);
419 if (event->request_code >= 128) {
420 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
422 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
424 if ((event->error_code == BadWindow) ||
425 (event->error_code == BadPixmap) ||
426 (event->error_code == BadCursor) ||
427 (event->error_code == BadFont) ||
428 (event->error_code == BadDrawable) ||
429 (event->error_code == BadColor) ||
430 (event->error_code == BadGC) ||
431 (event->error_code == BadIDChoice) ||
432 (event->error_code == BadValue) ||
433 (event->error_code == BadAtom)) {
434 if (event->error_code == BadValue)
435 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
437 else if (event->error_code == BadAtom)
438 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
441 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
443 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
445 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
447 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
452 rxvt_xerror_handler (Display *display, XErrorEvent *event)
454 if (GET_R->allowedxerror == -1)
455 GET_R->allowedxerror = event->error_code;
458 // GET_R is most likely not the terminal which caused the error,
459 // so just output the error and continue
461 print_x_error (display, event);
463 old_xerror_handler (display, event);
471 rxvt_xioerror_handler (Display *display)
473 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
474 DisplayString (display));
475 rxvt_emergency_cleanup ();
476 _exit (EXIT_FAILURE);
479 /*----------------------------------------------------------------------*/
481 rxvt_term::init (int argc, const char *const *argv)
484 TEMP_ENV; // few things in X do not call setlocale :(
493 const char **cmd_argv = init_resources (argc, argv);
495 #ifdef KEYSYM_RESOURCE
496 keyboard->register_done ();
500 menubar_read (rs[Rs_menu]);
502 #ifdef HAVE_SCROLLBARS
503 if (OPTION (Opt_scrollBar))
504 scrollBar.setIdle (); /* set existence for size calculations */
508 if (!rs[Rs_perl_ext_1])
509 rs[Rs_perl_ext_1] = "default";
511 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
512 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
513 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
515 #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
516 // ignore some perl-related arguments if some bozo installed us set[ug]id
519 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
520 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
522 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
524 rs[Rs_perl_eval] = 0;
529 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
533 create_windows (argc, argv);
539 scr_reset (); // initialize screen
542 XSynchronize (disp, True);
545 #ifdef HAVE_SCROLLBARS
546 if (OPTION (Opt_scrollBar))
547 resize_scrollbar (); /* create and map scrollbar */
550 if (menubar_visible ())
551 XMapWindow (disp, menuBar.win);
554 if (OPTION (Opt_transparent))
556 XSelectInput (disp, display->root, PropertyChangeMask);
557 check_our_parents ();
558 rootwin_ev.start (display, display->root);
562 XMapWindow (disp, vt);
563 XMapWindow (disp, parent[0]);
567 init_command (cmd_argv);
572 pty_ev.start (pty.pty, EVENT_READ);
576 HOOK_INVOKE ((this, HOOK_START, DT_END));
581 static struct sig_handlers
583 sig_watcher sw_chld, sw_term, sw_int;
585 void sig_chld (sig_watcher &w)
587 // we are being called for every SIGCHLD, find the corresponding term
590 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
591 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
592 if (pid == (*t)->cmd_pid)
600 * Catch a fatal signal and tidy up before quitting
603 sig_term (sig_watcher &w)
606 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
608 rxvt_emergency_cleanup ();
609 signal (w.signum, SIG_DFL);
610 kill (getpid (), w.signum);
614 : sw_chld (this, &sig_handlers::sig_chld),
615 sw_term (this, &sig_handlers::sig_term),
616 sw_int (this, &sig_handlers::sig_term)
625 * Save and then give up any super-user privileges
626 * If we need privileges in any area then we must specifically request it.
627 * We should only need to be root in these cases:
628 * 1. write utmp entries on some systems
629 * 2. chown tty on some systems
631 rxvt_privileges (SAVE);
632 rxvt_privileges (IGNORE);
634 signal (SIGHUP, SIG_IGN);
635 signal (SIGPIPE, SIG_IGN);
637 sig_handlers.sw_chld.start (SIGCHLD);
638 sig_handlers.sw_term.start (SIGTERM);
639 sig_handlers.sw_int.start (SIGINT);
641 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
642 /* signal (SIGURG, SIG_DFL); */
644 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
645 // TODO: handle this with exceptions and tolerate the memory loss
646 XSetIOErrorHandler (rxvt_xioerror_handler);
651 /* ------------------------------------------------------------------------- *
652 * MEMORY ALLOCATION WRAPPERS *
653 * ------------------------------------------------------------------------- */
655 rxvt_malloc (size_t size)
657 void *p = malloc (size);
660 rxvt_fatal ("memory allocation failure. aborting.\n");
666 rxvt_calloc (size_t number, size_t size)
668 void *p = calloc (number, size);
671 rxvt_fatal ("memory allocation failure. aborting.\n");
677 rxvt_realloc (void *ptr, size_t size)
679 void *p = realloc (ptr, size);
682 rxvt_fatal ("memory allocation failure. aborting.\n");
687 /* ------------------------------------------------------------------------- *
688 * PRIVILEGED OPERATIONS *
689 * ------------------------------------------------------------------------- */
690 /* take care of suid/sgid super-user (root) privileges */
692 rxvt_privileges (rxvt_privaction action)
694 #if ! defined(__CYGWIN32__)
695 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
696 /* setreuid () is the poor man's setuid (), seteuid () */
697 # define seteuid(a) setreuid(-1, (a))
698 # define setegid(a) setregid(-1, (a))
699 # define HAVE_SETEUID
706 * change effective uid/gid - not real uid/gid - so we can switch
707 * back to root later, as required
713 saved_euid = geteuid ();
714 saved_egid = getegid ();
717 seteuid (saved_euid);
718 setegid (saved_egid);
739 rxvt_term::privileged_utmp (rxvt_privaction action)
741 if (OPTION (Opt_utmpInhibit)
742 || !pty.name || !*pty.name)
745 rxvt_privileges (RESTORE);
748 makeutent (pty.name, rs[Rs_display_name]);
752 rxvt_privileges (IGNORE);
756 /*----------------------------------------------------------------------*/
758 * window size/position calculcations for XSizeHint and other storage.
759 * if width/height are non-zero then override calculated width/height
762 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
764 short recalc_x, recalc_y;
765 int x, y, sb_w, mb_h, flags;
767 unsigned int max_width, max_height;
770 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
771 ncol, nrow, szHint.width, szHint.height));
773 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
774 szHint.win_gravity = NorthWestGravity;
775 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
777 recalc_x = recalc_y = 0;
780 if (!parsed_geometry)
785 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
787 if (flags & WidthValue)
789 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
790 szHint.flags |= USSize;
793 if (flags & HeightValue)
795 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
796 szHint.flags |= USSize;
802 szHint.flags |= USPosition;
804 if (flags & XNegative)
807 szHint.win_gravity = NorthEastGravity;
814 szHint.flags |= USPosition;
816 if (flags & YNegative)
820 if (szHint.win_gravity == NorthEastGravity)
821 szHint.win_gravity = SouthEastGravity;
823 szHint.win_gravity = SouthWestGravity;
829 width = ncol * fwidth;
830 height = nrow * fheight;
831 max_width = MAX_COLS * fwidth;
832 max_height = MAX_ROWS * fheight;
834 szHint.base_width = szHint.base_height = 2 * int_bwidth;
837 window_vt_x = window_vt_y = int_bwidth;
839 if (scrollbar_visible ())
841 sb_w = scrollbar_TotalWidth ();
842 szHint.base_width += sb_w;
843 if (!OPTION (Opt_scrollBar_right))
847 if (menubar_visible ())
849 mb_h = menuBar_TotalHeight ();
850 szHint.base_height += mb_h;
854 szHint.width_inc = fwidth;
855 szHint.height_inc = fheight;
856 szHint.min_width = szHint.base_width + szHint.width_inc;
857 szHint.min_height = szHint.base_height + szHint.height_inc;
859 if (newwidth && newwidth - szHint.base_width < max_width)
861 szHint.width = newwidth;
862 width = newwidth - szHint.base_width;
866 min_it (width, max_width);
867 szHint.width = szHint.base_width + width;
870 if (newheight && newheight - szHint.base_height < max_height)
872 szHint.height = newheight;
873 height = newheight - szHint.base_height;
877 min_it (height, max_height);
878 szHint.height = szHint.base_height + height;
881 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
882 window_sb_x = szHint.width - sb_w;
885 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
887 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
889 ncol = width / fwidth;
890 nrow = height / fheight;
891 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
892 ncol, nrow, szHint.width,
897 /*----------------------------------------------------------------------*/
899 * Tell the teletype handler what size the window is.
900 * Called after a window size change.
903 rxvt_term::tt_winch ()
912 ws.ws_xpixel = width;
913 ws.ws_ypixel = height;
914 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
917 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
918 if (cmd_pid) /* force through to the command */
919 kill (-cmd_pid, SIGWINCH);
923 /*----------------------------------------------------------------------*/
924 /* set_fonts () - load and set the various fonts
926 * init = 1 - initialize
928 * fontname == FONT_UP - switch to bigger font
929 * fontname == FONT_DN - switch to smaller font
932 rxvt_term::set_fonts ()
934 rxvt_fontset *fs = new rxvt_fontset (this);
938 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
939 || !fs->realize_font (1))
946 for (int i = RS_styleCount; --i; )
947 if (fontset[i] != fontset[0])
954 prop = (*fs)[1]->properties ();
955 prop.height += lineSpace;
959 fheight = prop.height;
962 for (int style = 1; style < 4; style++)
965 const char *res = rs[Rs_font + style];
968 fontset[style] = fontset[0];
971 fontset[style] = fs = new rxvt_fontset (this);
972 rxvt_fontprop prop2 = prop;
975 prop2.weight = prop2.slant = rxvt_fontprop::unset;
978 res = fontset[0]->fontdesc;
980 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
981 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
985 fs->set_prop (prop2);
988 fontset[style] = fontset[0];
994 resize_all_windows (0, 0, 0);
1002 void rxvt_term::set_string_property (Atom prop, const char *str, int len)
1004 XChangeProperty (display->display, parent[0],
1005 prop, XA_STRING, 8, PropModeReplace,
1006 (const unsigned char *)str, len >= 0 ? len : strlen (str));
1009 void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1011 wchar_t *ws = rxvt_mbstowcs (str, len);
1012 char *s = rxvt_wcstoutf8 (ws);
1014 XChangeProperty (display->display, parent[0],
1015 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1016 (const unsigned char *)s, strlen (s));
1022 /*----------------------------------------------------------------------*/
1023 /*----------------------------------------------------------------------*/
1024 /* xterm sequences - title, iconName, color (exptl) */
1026 rxvt_term::set_title (const char *str)
1028 set_string_property (XA_WM_NAME, str);
1030 set_utf8_property (xa[XA_NET_WM_NAME], str);
1035 rxvt_term::set_icon_name (const char *str)
1037 set_string_property (XA_WM_ICON_NAME, str);
1039 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1043 #ifdef XTERM_COLOR_CHANGE
1045 rxvt_term::set_window_color (int idx, const char *color)
1050 if (color == NULL || *color == '\0')
1053 /* handle color aliases */
1054 if (isdigit (*color))
1058 if (i >= 8 && i <= 15)
1059 { /* bright colors */
1061 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1066 if (i >= 0 && i <= 7)
1067 { /* normal colors */
1068 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1074 if (!rXParseAllocColor (&xcol, color))
1077 /* XStoreColor (display->display, display->cmap, XColor*); */
1080 * FIXME: should free colors here, but no idea how to do it so instead,
1081 * so just keep gobbling up the colormap
1084 for (i = Color_Black; i <= Color_White; i++)
1085 if (pix_colors[idx] == pix_colors[i])
1087 if (i > Color_White)
1089 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1090 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1091 DisplayPlanes (display->display, display->screen));
1095 pix_colors_focused[idx] = xcol;
1098 /* XSetWindowAttributes attr; */
1099 /* Cursor cursor; */
1102 #if OFF_FOCUS_FADING
1104 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1107 /*TODO: handle Color_BD, scrollbar background, etc. */
1114 # define set_window_color (idx,color) ((void)0)
1115 #endif /* XTERM_COLOR_CHANGE */
1118 rxvt_term::recolour_cursor ()
1122 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1123 ? pix_colors_focused[Color_pointer_fg]
1124 : pix_colors_focused[Color_fg];
1125 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1126 ? pix_colors_focused[Color_pointer_bg]
1127 : pix_colors_focused[Color_bg];
1129 XQueryColors (display->display, display->cmap, xcol, 2);
1130 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1133 /*----------------------------------------------------------------------*/
1135 * find if fg/bg matches any of the normal (low-intensity) colors
1138 rxvt_term::set_colorfgbg ()
1141 const char *xpmb = "\0";
1142 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1144 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1145 strcpy (fstr, "default");
1146 strcpy (bstr, "default");
1147 for (i = Color_Black; i <= Color_White; i++)
1148 if (pix_colors[Color_fg] == pix_colors[i])
1150 sprintf (fstr, "%d", (i - Color_Black));
1154 for (i = Color_Black; i <= Color_White; i++)
1155 if (pix_colors[Color_bg] == pix_colors[i])
1157 sprintf (bstr, "%d", (i - Color_Black));
1158 #ifdef XPM_BACKGROUND
1164 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1167 /*----------------------------------------------------------------------*/
1170 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1172 if (!screen_in_out->set (display, colour))
1174 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1181 /* -------------------------------------------------------------------- *
1182 * - WINDOW RESIZING - *
1183 * -------------------------------------------------------------------- */
1185 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1188 int old_width = szHint.width, old_height = szHint.height;
1191 window_calc (newwidth, newheight);
1192 XSetWMNormalHints (disp, parent[0], &szHint);
1198 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1199 * reposition window on resize depending on placement on screen
1203 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1206 XTranslateCoordinates (disp, parent[0], display->root,
1207 0, 0, &x, &y, &unused_cr);
1208 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1209 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1211 * if display->root isn't the parent window, a WM will probably have offset
1212 * our position for handles and decorations. Counter it
1214 if (x1 != x || y1 != y)
1220 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1221 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1222 dx = old_width - szHint.width;
1223 dy = old_height - szHint.height;
1225 /* Check position of the center of the window */
1226 if (x < x1) /* left half */
1228 else if (x == x1) /* exact center */
1230 if (y < y1) /* top half */
1232 else if (y == y1) /* exact center */
1235 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1236 szHint.width, szHint.height);
1238 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1242 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1244 if (fix_screen || newwidth != old_width || newheight != old_height)
1246 if (scrollbar_visible ())
1248 XMoveResizeWindow (disp, scrollBar.win,
1250 scrollbar_TotalWidth (), szHint.height);
1251 resize_scrollbar ();
1254 if (menubar_visible ())
1255 XMoveResizeWindow (disp, menuBar.win,
1257 width, menuBar_TotalHeight ());
1259 XMoveResizeWindow (disp, vt,
1260 window_vt_x, window_vt_y,
1264 #ifdef XPM_BACKGROUND
1269 if (fix_screen || old_height == 0)
1271 int curr_screen = -1;
1272 int old_ncol = prev_ncol;
1274 /* scr_reset only works on the primary screen */
1275 if (old_height) /* this is not the first time through */
1277 unsigned int ocol = ncol;
1278 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1279 curr_screen = scr_change_screen (PRIMARY);
1285 if (curr_screen >= 0) /* this is not the first time through */
1287 scr_change_screen (curr_screen);
1288 selection_check (old_ncol != ncol ? 4 : 0);
1292 old_width = szHint.width;
1293 old_height = szHint.height;
1295 #ifdef XPM_BACKGROUND
1301 IMSetStatusPosition ();
1306 * Set the width/height of the vt window in characters. Units are pixels.
1307 * good for toggling 80/132 columns
1310 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1312 XWindowAttributes wattr;
1314 if (newwidth == 0 || newheight == 0)
1316 XGetWindowAttributes (display->display, display->root, &wattr);
1319 newwidth = wattr.width - szHint.base_width;
1321 newheight = wattr.height - szHint.base_height;
1324 if (newwidth != width || newheight != height)
1326 newwidth += szHint.base_width;
1327 newheight += szHint.base_height;
1328 resize_all_windows (newwidth, newheight, 0);
1332 /* -------------------------------------------------------------------- *
1333 * - X INPUT METHOD ROUTINES - *
1334 * -------------------------------------------------------------------- */
1338 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1340 fg = pix_colors[Color_fg];
1341 bg = pix_colors[Color_bg];
1345 rxvt_term::im_set_size (XRectangle &size)
1347 // the int_bwidth terms make no sense to me
1348 size.x = int_bwidth;
1349 size.y = int_bwidth;
1350 size.width = Width2Pixel (ncol) + int_bwidth;
1351 size.height = Height2Pixel (nrow) + int_bwidth;
1355 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1356 XRectangle &status_rect,
1357 const XRectangle &needed_rect)
1359 preedit_rect.x = needed_rect.width;
1361 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1362 preedit_rect.height = fheight;
1366 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1367 status_rect.height = fheight;
1370 /* Checking whether input method is running. */
1372 rxvt_term::IMisRunning ()
1377 char server[IMBUFSIZ];
1379 /* get current locale modifier */
1380 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1382 strcpy (server, "@server=");
1383 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1385 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1388 atom = XInternAtom (display->display, server, False);
1389 win = XGetSelectionOwner (display->display, atom);
1399 rxvt_term::IMSendSpot ()
1402 XVaNestedList preedit_attr;
1406 || !(input_style & XIMPreeditPosition))
1409 im_set_position (nspot);
1411 if (nspot.x == spot.x && nspot.y == spot.y)
1416 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1417 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1418 XFree (preedit_attr);
1422 rxvt_term::im_destroy ()
1426 if (Input_Context && input_method->xim)
1427 XDestroyIC (Input_Context);
1429 display->put_xim (input_method);
1437 * Try to open a XIM with the current modifiers, then see if we can
1438 * open a suitable preedit type
1441 rxvt_term::IM_get_IC (const char *modifiers)
1446 XRectangle rect, status_rect, needed_rect;
1447 unsigned long fg, bg;
1450 XIMStyles *xim_styles;
1454 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1457 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1458 input_method = display->get_xim (locale, modifiers);
1459 if (input_method == NULL)
1462 xim = input_method->xim;
1463 spot.x = spot.y = -1;
1466 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1467 || !xim_styles || !xim_styles->count_styles)
1473 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1475 for (int pi = 0; pi < 2; pi++)
1482 s = rxvt_splitcommastring (p);
1484 for (i = found = 0; !found && s[i]; i++)
1486 if (!strcmp (s[i], "OverTheSpot"))
1487 input_style = (XIMPreeditPosition | XIMStatusNothing);
1488 else if (!strcmp (s[i], "OffTheSpot"))
1489 input_style = (XIMPreeditArea | XIMStatusArea);
1490 else if (!strcmp (s[i], "Root"))
1491 input_style = (XIMPreeditNothing | XIMStatusNothing);
1492 else if (!strcmp (s[i], "None"))
1493 input_style = (XIMPreeditNone | XIMStatusNone);
1495 for (j = 0; j < xim_styles->count_styles; j++)
1496 if (input_style == xim_styles->supported_styles[j])
1498 rxvt_freecommastring (s);
1506 rxvt_freecommastring (s);
1520 XVaNestedList preedit_attr = 0, status_attr = 0;
1522 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1524 // fake us a font-set, please
1525 char **missing_charset_list;
1526 int missing_charset_count;
1531 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1532 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1533 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1534 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1535 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1538 fheight + 1, fheight - 1,
1539 fheight - 2, fheight + 2);
1541 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1542 &missing_charset_list, &missing_charset_count, &def_string);
1544 if (missing_charset_list)
1545 XFreeStringList (missing_charset_list);
1549 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1550 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1554 if (input_style & XIMPreeditPosition)
1557 im_set_position (spot);
1558 im_set_color (fg, bg);
1560 preedit_attr = XVaCreateNestedList (0,
1564 XNSpotLocation, &spot,
1568 else if (input_style & XIMPreeditArea)
1570 im_set_color (fg, bg);
1573 * The necessary width of preedit area is unknown
1574 * until create input context.
1576 needed_rect.width = 0;
1577 im_set_preedit_area (rect, status_rect, needed_rect);
1579 preedit_attr = XVaCreateNestedList (0,
1585 status_attr = XVaCreateNestedList (0,
1588 XNArea, &status_rect,
1593 Input_Context = XCreateIC (xim,
1594 XNInputStyle, input_style,
1596 XNFocusWindow, parent[0],
1597 preedit_attr ? XNPreeditAttributes : NULL,
1599 status_attr ? XNStatusAttributes : NULL,
1602 if (preedit_attr) XFree (preedit_attr);
1603 if (status_attr) XFree (status_attr);
1604 if (fs) XFreeFontSet (display->display, fs);
1606 if (Input_Context == NULL)
1608 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1613 if (input_style & XIMPreeditArea)
1614 IMSetStatusPosition ();
1616 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1632 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1636 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1637 if (rs[Rs_imLocale])
1638 SET_LOCALE (rs[Rs_imLocale]);
1641 p = rs[Rs_inputMethod];
1646 s = rxvt_splitcommastring (p);
1648 for (i = 0; s[i]; i++)
1652 strcpy (buf, "@im=");
1653 strncat (buf, s[i], IMBUFSIZ - 5);
1654 if (IM_get_IC (buf))
1662 rxvt_freecommastring (s);
1668 /* try with XMODIFIERS env. var. */
1672 /* try with no modifiers base IF the user didn't specify an IM */
1673 if (IM_get_IC ("@im=none"))
1677 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1678 if (rs[Rs_imLocale])
1679 SET_LOCALE (locale);
1684 rxvt_term::IMSetStatusPosition ()
1686 XRectangle preedit_rect, status_rect, *needed_rect;
1687 XVaNestedList preedit_attr, status_attr;
1691 || !(input_style & XIMPreeditArea)
1695 /* Getting the necessary width of preedit area */
1696 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1697 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1698 XFree (status_attr);
1700 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1701 XFree (needed_rect);
1703 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1704 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1706 XSetICValues (Input_Context,
1707 XNPreeditAttributes, preedit_attr,
1708 XNStatusAttributes, status_attr, NULL);
1710 XFree (preedit_attr);
1711 XFree (status_attr);
1713 #endif /* USE_XIM */
1715 /*----------------------------------------------------------------------*/
1716 rxvt_t rxvt_current_term;
1718 /*----------------------- end-of-file (C source) -----------------------*/