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 */
39 #ifdef TTY_GID_SUPPORT
47 #ifdef KEYSYM_RESOURCE
48 # include "keyboard.h"
51 vector<rxvt_term *> rxvt_term::termlist;
53 static char curlocale[128];
56 rxvt_set_locale (const char *locale)
58 if (!locale || !strncmp (locale, curlocale, 128))
61 strncpy (curlocale, locale, 128);
62 setlocale (LC_CTYPE, curlocale);
67 class rxvt_composite_vec rxvt_composite;
69 text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
73 // break compose chains, as stupid readline really likes to duplicate
74 // composing characters for some reason near the end of a line.
78 if (cc->c2 == c2) return c1;
82 // check to see wether this combination already exists otherwise
83 for (cc = v.end (); cc-- > v.begin (); )
85 if (cc->c1 == c1 && cc->c2 == c2)
86 return COMPOSE_LO + (cc - v.begin ());
89 // allocate a new combination
90 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
95 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
97 return REPLACEMENT_CHAR;
100 v.push_back (compose_char (c1, c2));
102 return v.size () - 1 + COMPOSE_LO;
105 int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
107 compose_char *cc = (*this)[c];
115 int len = expand (cc->c1, r);
119 if (cc->c2 != NOCHAR)
122 if (r) *r++ = cc->c2;
130 rxvt_term::rxvt_term ()
133 rootwin_ev (this, &rxvt_term::rootwin_cb),
135 #ifdef HAVE_SCROLLBARS
136 scrollbar_ev (this, &rxvt_term::x_cb),
139 menubar_ev (this, &rxvt_term::x_cb),
142 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
145 text_blink_ev (this, &rxvt_term::text_blink_cb),
147 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
148 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
150 #ifdef SELECTION_SCROLLING
151 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
153 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
154 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
157 pointer_ev (this, &rxvt_term::pointer_cb),
160 im_ev (this, &rxvt_term::im_cb),
162 sw_term (this, &rxvt_term::sig_term),
163 sw_int (this, &rxvt_term::sig_term),
164 sw_chld (this, &rxvt_term::sig_chld),
165 termwin_ev (this, &rxvt_term::x_cb),
166 vt_ev (this, &rxvt_term::x_cb),
167 check_ev (this, &rxvt_term::check_cb),
168 flush_ev (this, &rxvt_term::flush_cb),
169 destroy_ev (this, &rxvt_term::destroy_cb),
170 pty_ev (this, &rxvt_term::pty_cb),
171 incr_ev (this, &rxvt_term::incr_cb)
173 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
175 termlist.push_back (this);
177 #ifdef KEYSYM_RESOURCE
178 keyboard = new keyboard_manager;
181 rxvt_fatal ("out of memory, aborting.\n");
185 // clean up the most important stuff, do *not* call x or free mem etc.
186 // for use before an emergency exit
187 void rxvt_term::emergency_cleanup ()
190 kill (-cmd_pid, SIGHUP);
193 privileged_utmp (RESTORE);
199 rxvt_term::~rxvt_term ()
201 termlist.erase (find (termlist.begin (), termlist.end(), this));
203 emergency_cleanup ();
206 for (int i = RS_styleCount; --i; )
207 if (TermWin.fontset[i] != TermWin.fontset[0])
208 delete TermWin.fontset[i];
210 delete TermWin.fontset[0];
222 if (menubarGC) XFreeGC (disp, menubarGC);
224 #ifdef XTERM_SCROLLBAR
225 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
226 if (ShadowGC) XFreeGC (disp, ShadowGC);
228 #ifdef PLAIN_SCROLLBAR
229 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
231 #ifdef NEXT_SCROLLBAR
232 if (blackGC) XFreeGC (disp, blackGC);
233 if (whiteGC) XFreeGC (disp, whiteGC);
234 if (grayGC) XFreeGC (disp, grayGC);
235 if (darkGC) XFreeGC (disp, darkGC);
236 if (stippleGC) XFreeGC (disp, stippleGC);
237 if (dimple) XFreePixmap (disp, dimple);
238 if (upArrow) XFreePixmap (disp, upArrow);
239 if (downArrow) XFreePixmap (disp, downArrow);
240 if (upArrowHi) XFreePixmap (disp, upArrowHi);
241 if (downArrowHi) XFreePixmap (disp, downArrowHi);
243 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
244 if (topShadowGC) XFreeGC (disp, topShadowGC);
245 if (botShadowGC) XFreeGC (disp, botShadowGC);
246 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
248 if (TermWin.gc) XFreeGC (disp, TermWin.gc);
250 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
251 delete menuBar.drawable;
253 // XDestroyWindow (disp, menuBar.win);
255 delete TermWin.drawable;
256 // destroy all windows
257 if (TermWin.parent[0])
258 XDestroyWindow (disp, TermWin.parent[0]);
261 // TODO: free pixcolours, colours should become part of rxvt_display
263 delete pix_colors_focused;
265 delete pix_colors_unfocused;
268 displays.put (display);
272 /* clear all resources */
273 for (int i = 0; i < allocated.size (); i++)
274 free (allocated [i]);
276 free (selection.text);
277 // TODO: manage env vars in child only(!)
281 free (env_colorfgbg);
289 #ifdef KEYSYM_RESOURCE
295 rxvt_term::destroy ()
297 if (destroy_ev.active)
307 im_ev.stop (display);
310 scrollbar_ev.stop (display);
313 menubar_ev.stop (display);
316 rootwin_ev.stop (display);
319 termwin_ev.stop (display);
320 vt_ev.stop (display);
326 cursor_blink_ev.stop ();
329 text_blink_ev.stop ();
331 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
332 cont_scroll_ev.stop ();
334 #ifdef SELECTION_SCROLLING
335 sel_scroll_ev.stop ();
341 destroy_ev.start (0);
345 rxvt_term::destroy_cb (time_watcher &w)
352 /*----------------------------------------------------------------------*/
354 * Exit gracefully, clearing the utmp entry and restoring tty attributes
355 * TODO: if debugging, this should free up any known resources if we can
357 static XErrorHandler old_xerror_handler;
360 rxvt_emergency_cleanup ()
362 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
363 (*t)->emergency_cleanup ();
368 print_x_error (Display *dpy, XErrorEvent *event)
373 char *mtype = "XlibMessage";
374 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
375 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
376 rxvt_warn ("An X Error occured, trying to continue after report.\n");
377 rxvt_warn ("%s: %s\n", mesg, buffer);
378 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
379 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
380 sprintf(number, "%d", event->request_code);
381 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
382 rxvt_warn ("(which is %s)\n", buffer);
383 if (event->request_code >= 128) {
384 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
386 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
388 if ((event->error_code == BadWindow) ||
389 (event->error_code == BadPixmap) ||
390 (event->error_code == BadCursor) ||
391 (event->error_code == BadFont) ||
392 (event->error_code == BadDrawable) ||
393 (event->error_code == BadColor) ||
394 (event->error_code == BadGC) ||
395 (event->error_code == BadIDChoice) ||
396 (event->error_code == BadValue) ||
397 (event->error_code == BadAtom)) {
398 if (event->error_code == BadValue)
399 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
401 else if (event->error_code == BadAtom)
402 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
405 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
407 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
409 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
411 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
416 rxvt_xerror_handler (Display *display, XErrorEvent *event)
418 if (GET_R->allowedxerror == -1)
419 GET_R->allowedxerror = event->error_code;
422 // GET_R is most likely not the terminal which caused the error,
423 // so just output the error and continue
425 print_x_error (display, event);
427 old_xerror_handler (display, event);
435 rxvt_xioerror_handler (Display *display)
437 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
438 DisplayString (display));
439 rxvt_emergency_cleanup ();
440 _exit (EXIT_FAILURE);
444 * Catch a fatal signal and tidy up before quitting
447 rxvt_term::sig_term (sig_watcher &w)
450 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
452 rxvt_emergency_cleanup ();
453 signal (w.signum, SIG_DFL);
454 kill (getpid (), w.signum);
457 /*----------------------------------------------------------------------*/
460 rxvt_term::init (int argc, const char *const *argv)
471 const char **cmd_argv = init_resources (argc, argv);
473 #ifdef KEYSYM_RESOURCE
474 keyboard->register_done ();
478 menubar_read (rs[Rs_menu]);
480 #ifdef HAVE_SCROLLBARS
481 if (options & Opt_scrollBar)
482 scrollBar.setIdle (); /* set existence for size calculations */
485 create_windows (argc, argv);
491 scr_reset (); /* initialize screen */
494 XSynchronize (disp, True);
497 #ifdef HAVE_SCROLLBARS
498 if (options & Opt_scrollBar)
499 resize_scrollbar (); /* create and map scrollbar */
502 if (menubar_visible ())
503 XMapWindow (disp, menuBar.win);
506 if (options & Opt_transparent)
508 XSelectInput (disp, display->root, PropertyChangeMask);
509 check_our_parents ();
510 rootwin_ev.start (display, display->root);
514 XMapWindow (disp, TermWin.vt);
515 XMapWindow (disp, TermWin.parent[0]);
519 init_command (cmd_argv);
523 pty_ev.start (pty.pty, EVENT_READ);
534 * Save and then give up any super-user privileges
535 * If we need privileges in any area then we must specifically request it.
536 * We should only need to be root in these cases:
537 * 1. write utmp entries on some systems
538 * 2. chown tty on some systems
540 rxvt_privileges (SAVE);
541 rxvt_privileges (IGNORE);
543 signal (SIGHUP, SIG_IGN);
544 signal (SIGPIPE, SIG_IGN);
546 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
547 /* signal (SIGURG, SIG_DFL); */
549 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
550 // TODO: handle this with exceptions and tolerate the memory loss
551 XSetIOErrorHandler (rxvt_xioerror_handler);
554 /* ------------------------------------------------------------------------- *
555 * SIGNAL HANDLING & EXIT HANDLER *
556 * ------------------------------------------------------------------------- */
558 * Catch a SIGCHLD signal and exit if the direct child has died
562 rxvt_term::sig_chld (sig_watcher &w)
564 // we are being called for every SIGCHLD, not just ours
567 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
568 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
569 if (pid == (*t)->cmd_pid)
576 /* ------------------------------------------------------------------------- *
577 * MEMORY ALLOCATION WRAPPERS *
578 * ------------------------------------------------------------------------- */
580 rxvt_malloc (size_t size)
582 void *p = malloc (size);
585 rxvt_fatal ("memory allocation failure. aborting.\n");
591 rxvt_calloc (size_t number, size_t size)
593 void *p = calloc (number, size);
596 rxvt_fatal ("memory allocation failure. aborting.\n");
602 rxvt_realloc (void *ptr, size_t size)
604 void *p = realloc (ptr, size);
607 rxvt_fatal ("memory allocation failure. aborting.\n");
612 /* ------------------------------------------------------------------------- *
613 * PRIVILEGED OPERATIONS *
614 * ------------------------------------------------------------------------- */
615 /* take care of suid/sgid super-user (root) privileges */
617 rxvt_privileges (rxvt_privaction action)
619 #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
624 #if ! defined(__CYGWIN32__)
625 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
626 /* setreuid () is the poor man's setuid (), seteuid () */
627 # define seteuid(a) setreuid(-1, (a))
628 # define setegid(a) setregid(-1, (a))
629 # define HAVE_SETEUID
636 * change effective uid/gid - not real uid/gid - so we can switch
637 * back to root later, as required
669 rxvt_term::privileged_utmp (rxvt_privaction action)
671 if ((options & Opt_utmpInhibit)
672 || !pty.name || !*pty.name)
675 rxvt_privileges (RESTORE);
678 makeutent (pty.name, rs[Rs_display_name]);
682 rxvt_privileges (IGNORE);
686 /*----------------------------------------------------------------------*/
688 * window size/position calculcations for XSizeHint and other storage.
689 * if width/height are non-zero then override calculated width/height
692 rxvt_term::window_calc (unsigned int width, unsigned int height)
694 short recalc_x, recalc_y;
695 int x, y, sb_w, mb_h, flags;
697 unsigned int max_width, max_height;
700 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
701 TermWin.ncol, TermWin.nrow, szHint.width,
703 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
704 szHint.win_gravity = NorthWestGravity;
705 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
707 recalc_x = recalc_y = 0;
709 if (!parsed_geometry)
713 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
715 if (flags & WidthValue)
717 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
718 szHint.flags |= USSize;
721 if (flags & HeightValue)
723 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
724 szHint.flags |= USSize;
730 szHint.flags |= USPosition;
731 if (flags & XNegative)
734 szHint.win_gravity = NorthEastGravity;
741 szHint.flags |= USPosition;
742 if (flags & YNegative)
745 if (szHint.win_gravity == NorthEastGravity)
746 szHint.win_gravity = SouthEastGravity;
748 szHint.win_gravity = SouthWestGravity;
754 TermWin.width = TermWin.ncol * TermWin.fwidth;
755 TermWin.height = TermWin.nrow * TermWin.fheight;
756 max_width = MAX_COLS * TermWin.fwidth;
757 max_height = MAX_ROWS * TermWin.fheight;
759 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
762 window_vt_x = window_vt_y = TermWin.int_bwidth;
764 if (scrollbar_visible ())
766 sb_w = scrollbar_TotalWidth ();
767 szHint.base_width += sb_w;
768 if (!(options & Opt_scrollBar_right))
772 if (menubar_visible ())
774 mb_h = menuBar_TotalHeight ();
775 szHint.base_height += mb_h;
779 szHint.width_inc = TermWin.fwidth;
780 szHint.height_inc = TermWin.fheight;
781 szHint.min_width = szHint.base_width + szHint.width_inc;
782 szHint.min_height = szHint.base_height + szHint.height_inc;
784 if (width && width - szHint.base_width < max_width)
786 szHint.width = width;
787 TermWin.width = width - szHint.base_width;
791 MIN_IT (TermWin.width, max_width);
792 szHint.width = szHint.base_width + TermWin.width;
795 if (height && height - szHint.base_height < max_height)
797 szHint.height = height;
798 TermWin.height = height - szHint.base_height;
802 MIN_IT (TermWin.height, max_height);
803 szHint.height = szHint.base_height + TermWin.height;
806 if (scrollbar_visible () && (options & Opt_scrollBar_right))
807 window_sb_x = szHint.width - sb_w;
810 szHint.x += (DisplayWidth (disp, display->screen)
811 - szHint.width - 2 * TermWin.ext_bwidth);
813 szHint.y += (DisplayHeight (disp, display->screen)
814 - szHint.height - 2 * TermWin.ext_bwidth);
816 TermWin.ncol = TermWin.width / TermWin.fwidth;
817 TermWin.nrow = TermWin.height / TermWin.fheight;
818 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
819 TermWin.ncol, TermWin.nrow, szHint.width,
824 /*----------------------------------------------------------------------*/
826 * Tell the teletype handler what size the window is.
827 * Called after a window size change.
830 rxvt_term::tt_winch ()
837 ws.ws_col = TermWin.ncol;
838 ws.ws_row = TermWin.nrow;
839 ws.ws_xpixel = TermWin.width;
840 ws.ws_ypixel = TermWin.height;
841 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
844 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
845 if (cmd_pid) /* force through to the command */
846 kill (-cmd_pid, SIGWINCH);
850 /*----------------------------------------------------------------------*/
851 /* set_fonts () - load and set the various fonts
853 * init = 1 - initialize
855 * fontname == FONT_UP - switch to bigger font
856 * fontname == FONT_DN - switch to smaller font
859 rxvt_term::set_fonts ()
861 rxvt_fontset *fs = new rxvt_fontset (this);
865 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
866 || !fs->realize_font (1))
873 for (int i = RS_styleCount; --i; )
874 if (TermWin.fontset[i] != TermWin.fontset[0])
875 delete TermWin.fontset[i];
878 delete TermWin.fontset[0];
879 TermWin.fontset[0] = fs;
881 prop = (*fs)[1]->properties ();
882 prop.height += TermWin.lineSpace;
885 TermWin.fwidth = prop.width;
886 TermWin.fheight = prop.height;
887 TermWin.fweight = prop.weight;
888 TermWin.fslant = prop.slant;
889 TermWin.fbase = (*fs)[1]->ascent;
891 for (int style = 1; style < 4; style++)
894 const char *res = rs[Rs_font + style];
897 TermWin.fontset[style] = TermWin.fontset[0];
900 TermWin.fontset[style] = fs = new rxvt_fontset (this);
901 rxvt_fontprop prop2 = prop;
904 prop2.weight = prop2.slant = rxvt_fontprop::unset;
907 res = TermWin.fontset[0]->fontdesc;
909 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
910 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
914 fs->set_prop (prop2);
917 TermWin.fontset[style] = TermWin.fontset[0];
921 if (TermWin.parent[0])
923 resize_all_windows (0, 0, 0);
931 void rxvt_term::set_string_property (Atom prop, const char *str, int len)
933 // TODO: SMART_WINDOW_TITLE
934 XChangeProperty (display->display, TermWin.parent[0],
935 prop, XA_STRING, 8, PropModeReplace,
936 (const unsigned char *)str, len >= 0 ? len : strlen (str));
939 void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
941 // TODO: SMART_WINDOW_TITLE
942 wchar_t *ws = rxvt_mbstowcs (str, len);
943 char *s = rxvt_wcstoutf8 (ws);
945 XChangeProperty (display->display, TermWin.parent[0],
946 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
947 (const unsigned char *)s, strlen (s));
953 /*----------------------------------------------------------------------*/
954 /*----------------------------------------------------------------------*/
955 /* xterm sequences - title, iconName, color (exptl) */
957 rxvt_term::set_title (const char *str)
959 set_string_property (XA_WM_NAME, str);
961 set_utf8_property (xa[XA_NET_WM_NAME], str);
966 rxvt_term::set_icon_name (const char *str)
968 set_string_property (XA_WM_ICON_NAME, str);
970 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
974 #ifdef XTERM_COLOR_CHANGE
976 rxvt_term::set_window_color (int idx, const char *color)
981 if (color == NULL || *color == '\0')
984 /* handle color aliases */
985 if (isdigit (*color))
989 if (i >= 8 && i <= 15)
990 { /* bright colors */
992 # ifndef NO_BRIGHTCOLOR
993 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
999 if (i >= 0 && i <= 7)
1000 { /* normal colors */
1001 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1007 if (!rXParseAllocColor (&xcol, color))
1010 /* XStoreColor (display->display, display->cmap, XColor*); */
1013 * FIXME: should free colors here, but no idea how to do it so instead,
1014 * so just keep gobbling up the colormap
1017 for (i = Color_Black; i <= Color_White; i++)
1018 if (pix_colors[idx] == pix_colors[i])
1020 if (i > Color_White)
1022 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1023 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1024 DisplayPlanes (display->display, display->screen));
1028 pix_colors_focused[idx] = xcol;
1031 /* XSetWindowAttributes attr; */
1032 /* Cursor cursor; */
1035 #if OFF_FOCUS_FADING
1037 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1040 /*TODO: handle Color_BD, scrollbar background, etc. */
1047 # define set_window_color (idx,color) ((void)0)
1048 #endif /* XTERM_COLOR_CHANGE */
1051 rxvt_term::recolour_cursor ()
1055 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1056 ? pix_colors_focused[Color_pointer_fg]
1057 : pix_colors_focused[Color_fg];
1058 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1059 ? pix_colors_focused[Color_pointer_bg]
1060 : pix_colors_focused[Color_bg];
1062 XQueryColors (display->display, display->cmap, xcol, 2);
1063 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1066 /*----------------------------------------------------------------------*/
1068 * find if fg/bg matches any of the normal (low-intensity) colors
1071 rxvt_term::set_colorfgbg ()
1074 const char *xpmb = "\0";
1075 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1077 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1078 strcpy (fstr, "default");
1079 strcpy (bstr, "default");
1080 for (i = Color_Black; i <= Color_White; i++)
1081 if (pix_colors[Color_fg] == pix_colors[i])
1083 sprintf (fstr, "%d", (i - Color_Black));
1087 for (i = Color_Black; i <= Color_White; i++)
1088 if (pix_colors[Color_bg] == pix_colors[i])
1090 sprintf (bstr, "%d", (i - Color_Black));
1091 #ifdef XPM_BACKGROUND
1097 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1100 /*----------------------------------------------------------------------*/
1103 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1105 if (!screen_in_out->set (display, colour))
1107 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1114 /* -------------------------------------------------------------------- *
1115 * - WINDOW RESIZING - *
1116 * -------------------------------------------------------------------- */
1118 rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
1122 int old_width = szHint.width, old_height = szHint.height;
1126 window_calc (width, height);
1127 XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
1133 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1134 * reposition window on resize depending on placement on screen
1138 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1141 XTranslateCoordinates (disp, TermWin.parent[0], display->root,
1142 0, 0, &x, &y, &unused_cr);
1143 XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
1144 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1146 * if display->root isn't the parent window, a WM will probably have offset
1147 * our position for handles and decorations. Counter it
1149 if (x1 != x || y1 != y)
1155 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1156 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1157 dx = old_width - szHint.width;
1158 dy = old_height - szHint.height;
1160 /* Check position of the center of the window */
1161 if (x < x1) /* left half */
1163 else if (x == x1) /* exact center */
1165 if (y < y1) /* top half */
1167 else if (y == y1) /* exact center */
1170 XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
1171 szHint.width, szHint.height);
1173 XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
1177 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
1179 if (fix_screen || width != old_width || height != old_height)
1181 if (scrollbar_visible ())
1183 XMoveResizeWindow (disp, scrollBar.win,
1185 scrollbar_TotalWidth (), szHint.height);
1186 resize_scrollbar ();
1189 if (menubar_visible ())
1190 XMoveResizeWindow (disp, menuBar.win,
1192 TermWin_TotalWidth (), menuBar_TotalHeight ());
1194 XMoveResizeWindow (disp, TermWin.vt,
1195 window_vt_x, window_vt_y,
1196 TermWin_TotalWidth (), TermWin_TotalHeight ());
1199 #ifdef XPM_BACKGROUND
1204 if (fix_screen || old_height == 0)
1206 int curr_screen = -1;
1207 int old_ncol = prev_ncol;
1209 /* scr_reset only works on the primary screen */
1210 if (old_height) /* this is not the first time through */
1212 unsigned int ncol = TermWin.ncol;
1213 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1214 curr_screen = scr_change_screen (PRIMARY);
1215 TermWin.ncol = ncol;
1220 if (curr_screen >= 0) /* this is not the first time through */
1222 scr_change_screen (curr_screen);
1223 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1227 old_width = szHint.width;
1228 old_height = szHint.height;
1230 #ifdef XPM_BACKGROUND
1236 IMSetStatusPosition ();
1241 * Set the width/height of the vt window in characters. Units are pixels.
1242 * good for toggling 80/132 columns
1245 rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1247 XWindowAttributes wattr;
1249 if (width == 0 || height == 0)
1251 XGetWindowAttributes (display->display, display->root, &wattr);
1254 width = wattr.width - szHint.base_width;
1256 height = wattr.height - szHint.base_height;
1259 if (width != TermWin.width || height != TermWin.height)
1261 width += szHint.base_width;
1262 height += szHint.base_height;
1263 resize_all_windows (width, height, 0);
1267 /* -------------------------------------------------------------------- *
1268 * - X INPUT METHOD ROUTINES - *
1269 * -------------------------------------------------------------------- */
1273 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1275 fg = pix_colors[Color_fg];
1276 bg = pix_colors[Color_bg];
1280 rxvt_term::im_set_size (XRectangle &size)
1282 // the int_bwidth terms make no sense to me
1283 size.x = TermWin.int_bwidth;
1284 size.y = TermWin.int_bwidth;
1285 size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1286 size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1290 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1291 XRectangle &status_rect,
1292 const XRectangle &needed_rect)
1294 preedit_rect.x = needed_rect.width;
1296 preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
1297 preedit_rect.height = TermWin.fheight;
1301 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
1302 status_rect.height = TermWin.fheight;
1305 /* Checking whether input method is running. */
1307 rxvt_term::IMisRunning ()
1312 char server[IMBUFSIZ];
1314 /* get current locale modifier */
1315 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1317 strcpy (server, "@server=");
1318 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1320 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1323 atom = XInternAtom (display->display, server, False);
1324 win = XGetSelectionOwner (display->display, atom);
1334 rxvt_term::IMSendSpot ()
1337 XVaNestedList preedit_attr;
1341 || !(input_style & XIMPreeditPosition))
1344 im_set_position (nspot);
1346 if (nspot.x == spot.x && nspot.y == spot.y)
1351 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1352 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1353 XFree (preedit_attr);
1357 rxvt_term::im_destroy ()
1361 if (Input_Context && input_method->xim)
1362 XDestroyIC (Input_Context);
1364 display->put_xim (input_method);
1372 * Try to open a XIM with the current modifiers, then see if we can
1373 * open a suitable preedit type
1376 rxvt_term::IM_get_IC (const char *modifiers)
1381 XRectangle rect, status_rect, needed_rect;
1382 unsigned long fg, bg;
1385 XIMStyles *xim_styles;
1387 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1390 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1391 input_method = display->get_xim (locale, modifiers);
1392 if (input_method == NULL)
1395 xim = input_method->xim;
1396 spot.x = spot.y = -1;
1399 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1400 || !xim_styles || !xim_styles->count_styles)
1406 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1408 for (int pi = 0; pi < 2; pi++)
1415 s = rxvt_splitcommastring (p);
1417 for (i = found = 0; !found && s[i]; i++)
1419 if (!strcmp (s[i], "OverTheSpot"))
1420 input_style = (XIMPreeditPosition | XIMStatusNothing);
1421 else if (!strcmp (s[i], "OffTheSpot"))
1422 input_style = (XIMPreeditArea | XIMStatusArea);
1423 else if (!strcmp (s[i], "Root"))
1424 input_style = (XIMPreeditNothing | XIMStatusNothing);
1425 else if (!strcmp (s[i], "None"))
1426 input_style = (XIMPreeditNone | XIMStatusNone);
1428 for (j = 0; j < xim_styles->count_styles; j++)
1429 if (input_style == xim_styles->supported_styles[j])
1431 rxvt_freecommastring (s);
1439 rxvt_freecommastring (s);
1453 XVaNestedList preedit_attr = 0, status_attr = 0;
1455 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1457 // fake us a font-set, please
1458 char **missing_charset_list;
1459 int missing_charset_count;
1464 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1465 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1466 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1467 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1468 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1471 TermWin.fheight + 1, TermWin.fheight - 1,
1472 TermWin.fheight - 2, TermWin.fheight + 2);
1474 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1475 &missing_charset_list, &missing_charset_count, &def_string);
1477 if (missing_charset_list)
1478 XFreeStringList (missing_charset_list);
1482 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1483 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1487 if (input_style & XIMPreeditPosition)
1490 im_set_position (spot);
1491 im_set_color (fg, bg);
1493 preedit_attr = XVaCreateNestedList (0,
1497 XNSpotLocation, &spot,
1501 else if (input_style & XIMPreeditArea)
1503 im_set_color (fg, bg);
1506 * The necessary width of preedit area is unknown
1507 * until create input context.
1509 needed_rect.width = 0;
1510 im_set_preedit_area (rect, status_rect, needed_rect);
1512 preedit_attr = XVaCreateNestedList (0,
1518 status_attr = XVaCreateNestedList (0,
1521 XNArea, &status_rect,
1526 Input_Context = XCreateIC (xim,
1527 XNInputStyle, input_style,
1528 XNClientWindow, TermWin.vt,
1529 XNFocusWindow, TermWin.parent[0],
1530 preedit_attr ? XNPreeditAttributes : NULL,
1532 status_attr ? XNStatusAttributes : NULL,
1535 if (preedit_attr) XFree (preedit_attr);
1536 if (status_attr) XFree (status_attr);
1537 if (fs) XFreeFontSet (display->display, fs);
1539 if (Input_Context == NULL)
1541 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1546 if (input_style & XIMPreeditArea)
1547 IMSetStatusPosition ();
1549 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1565 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1569 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1570 if (rs[Rs_imLocale])
1571 SET_LOCALE (rs[Rs_imLocale]);
1574 p = rs[Rs_inputMethod];
1579 s = rxvt_splitcommastring (p);
1581 for (i = 0; s[i]; i++)
1585 strcpy (buf, "@im=");
1586 strncat (buf, s[i], IMBUFSIZ - 5);
1587 if (IM_get_IC (buf))
1595 rxvt_freecommastring (s);
1601 /* try with XMODIFIERS env. var. */
1605 /* try with no modifiers base IF the user didn't specify an IM */
1606 if (IM_get_IC ("@im=none"))
1610 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1611 if (rs[Rs_imLocale])
1612 SET_LOCALE (locale);
1617 rxvt_term::IMSetStatusPosition ()
1619 XRectangle preedit_rect, status_rect, *needed_rect;
1620 XVaNestedList preedit_attr, status_attr;
1624 || !(input_style & XIMPreeditArea)
1628 /* Getting the necessary width of preedit area */
1629 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1630 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1631 XFree (status_attr);
1633 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1634 XFree (needed_rect);
1636 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1637 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1639 XSetICValues (Input_Context,
1640 XNPreeditAttributes, preedit_attr,
1641 XNStatusAttributes, status_attr, NULL);
1643 XFree (preedit_attr);
1644 XFree (status_attr);
1646 #endif /* USE_XIM */
1648 /*----------------------------------------------------------------------*/
1649 rxvt_t rxvt_current_term;
1651 /*----------------------- end-of-file (C source) -----------------------*/