1 /*----------------------------------------------------------------------*
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 vector<rxvt_term *> rxvt_term::termlist;
53 // used to tell global functions which terminal instance is "active"
54 rxvt_t rxvt_current_term;
56 static char curlocale[128], savelocale[128];
59 rxvt_set_locale (const char *locale) NOTHROW
61 int size = strlen (locale) + 1;
63 if (size > sizeof (curlocale))
64 rxvt_fatal ("locale string too long, aborting.\n");
66 if (!locale || !memcmp (locale, curlocale, size))
69 memcpy (curlocale, locale, size);
70 setlocale (LC_CTYPE, curlocale);
75 rxvt_push_locale (const char *locale) NOTHROW
77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
82 rxvt_pop_locale () NOTHROW
84 rxvt_set_locale (savelocale);
88 class rxvt_composite_vec rxvt_composite;
90 text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
103 // check to see wether this combination already exists otherwise
104 for (cc = v.end (); cc-- > v.begin (); )
106 if (cc->c1 == c1 && cc->c2 == c2)
107 return COMPOSE_LO + (cc - v.begin ());
110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
118 return REPLACEMENT_CHAR;
121 v.push_back (compose_char (c1, c2));
123 return v.size () - 1 + COMPOSE_LO;
126 int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
128 compose_char *cc = (*this)[c];
136 int len = expand (cc->c1, r);
140 if (cc->c2 != NOCHAR)
143 if (r) *r++ = cc->c2;
151 rxvt_term::rxvt_term ()
153 #if ENABLE_TRANSPARENCY || ENABLE_PERL
154 rootwin_ev (this, &rxvt_term::rootwin_cb),
157 update_background_ev(this, &rxvt_term::update_background_cb),
159 #ifdef HAVE_SCROLLBARS
160 scrollbar_ev (this, &rxvt_term::x_cb),
163 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
166 text_blink_ev (this, &rxvt_term::text_blink_cb),
168 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
171 #ifdef SELECTION_SCROLLING
172 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
174 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
178 pointer_ev (this, &rxvt_term::pointer_cb),
181 im_ev (this, &rxvt_term::im_cb),
184 bell_ev (this, &rxvt_term::bell_cb),
186 termwin_ev (this, &rxvt_term::x_cb),
187 vt_ev (this, &rxvt_term::x_cb),
188 child_ev (this, &rxvt_term::child_cb),
189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
191 destroy_ev (this, &rxvt_term::destroy_cb),
192 pty_ev (this, &rxvt_term::pty_cb),
193 incr_ev (this, &rxvt_term::incr_cb)
195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
197 termlist.push_back (this);
199 #ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
204 // clean up the most important stuff, do *not* call x or free mem etc.
205 // for use before an emergency exit
206 void rxvt_term::emergency_cleanup ()
209 kill (-cmd_pid, SIGHUP);
215 rxvt_term::~rxvt_term ()
217 termlist.erase (find (termlist.begin (), termlist.end(), this));
219 emergency_cleanup ();
222 for (int i = RS_styleCount; --i; )
223 if (fontset[i] != fontset[0])
235 #ifdef XTERM_SCROLLBAR
236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
237 if (ShadowGC) XFreeGC (dpy, ShadowGC);
239 #ifdef PLAIN_SCROLLBAR
240 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
242 #ifdef NEXT_SCROLLBAR
243 if (blackGC) XFreeGC (dpy, blackGC);
244 if (whiteGC) XFreeGC (dpy, whiteGC);
245 if (grayGC) XFreeGC (dpy, grayGC);
246 if (darkGC) XFreeGC (dpy, darkGC);
247 if (stippleGC) XFreeGC (dpy, stippleGC);
248 if (dimple) XFreePixmap (dpy, dimple);
249 if (upArrow) XFreePixmap (dpy, upArrow);
250 if (downArrow) XFreePixmap (dpy, downArrow);
251 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
252 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
254 #ifdef RXVT_SCROLLBAR
255 if (topShadowGC) XFreeGC (dpy, topShadowGC);
256 if (botShadowGC) XFreeGC (dpy, botShadowGC);
257 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
259 if (gc) XFreeGC (dpy, gc);
262 // destroy all windows
264 XDestroyWindow (dpy, parent[0]);
266 for (int i = 0; i < TOTAL_COLORS; i++)
267 if (ISSET_PIXCOLOR (i))
269 pix_colors_focused [i].free (this);
271 pix_colors_unfocused [i].free (this);
278 delete [] pix_colors_focused;
280 delete [] pix_colors_unfocused;
283 displays.put (display);
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
302 #ifdef KEYSYM_RESOURCE
307 // child has exited, usually destroys
309 rxvt_term::child_cb (child_watcher &w, int status)
311 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
315 if (!option (Opt_hold))
320 rxvt_term::destroy ()
322 if (destroy_ev.active)
325 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
334 im_ev.stop (display);
337 scrollbar_ev.stop (display);
339 #if ENABLE_TRANSPARENCY || ENABLE_PERL
340 rootwin_ev.stop (display);
343 termwin_ev.stop (display);
344 vt_ev.stop (display);
350 cursor_blink_ev.stop ();
353 text_blink_ev.stop ();
355 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
358 #ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
365 destroy_ev.start (0);
369 rxvt_term::destroy_cb (time_watcher &w)
376 /*----------------------------------------------------------------------*/
378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
379 * TODO: if debugging, this should free up any known resources if we can
381 static XErrorHandler old_xerror_handler;
384 rxvt_emergency_cleanup ()
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
392 print_x_error (Display *dpy, XErrorEvent *event)
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
412 if ((event->error_code == BadWindow) ||
413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
440 rxvt_xerror_handler (Display *display, XErrorEvent *event)
442 if (GET_R->allowedxerror == -1)
443 GET_R->allowedxerror = event->error_code;
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
449 old_xerror_handler (display, event);
451 print_x_error (display, event);
459 rxvt_xioerror_handler (Display *display)
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
467 /*----------------------------------------------------------------------*/
469 rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
475 set_environ (envv); // few things in X do not call setlocale :(
482 const char **cmd_argv = init_resources (argc, argv);
484 #ifdef KEYSYM_RESOURCE
485 keyboard->register_done ();
488 #ifdef HAVE_SCROLLBARS
489 if (option (Opt_scrollBar))
490 scrollBar.setIdle (); /* set existence for size calculations */
493 pty = ptytty::create ();
495 create_windows (argc, argv);
499 scr_reset (); // initialize screen
502 XSynchronize (dpy, True);
505 #ifdef HAVE_SCROLLBARS
506 if (option (Opt_scrollBar))
507 resize_scrollbar (); /* create and map scrollbar */
509 #ifdef HAVE_BG_PIXMAP
511 bgPixmap.set_target (this);
513 #ifdef ENABLE_TRANSPARENCY
514 if (option (Opt_transparent))
516 bgPixmap.set_transparent ();
517 #ifdef HAVE_AFTERIMAGE
518 if (rs [Rs_blurradius])
519 bgPixmap.set_blur_radius (rs [Rs_blurradius]);
521 if (ISSET_PIXCOLOR (Color_tint))
522 bgPixmap.set_tint (pix_colors_focused [Color_tint]);
524 bgPixmap.set_shade (rs [Rs_shade]);
526 bgPixmap.set_root_pixmap ();
527 XSelectInput (dpy, display->root, PropertyChangeMask);
528 rootwin_ev.start (display, display->root);
532 #ifdef XPM_BACKGROUND
533 if (rs[Rs_backgroundPixmap] != NULL)
535 const char *p = rs[Rs_backgroundPixmap];
537 if ((p = strchr (p, ';')) != NULL)
540 bgPixmap.set_geometry (p);
543 bgPixmap.set_defaultGeometry ();
545 if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
546 if (!option (Opt_transparent))
547 update_background ();
554 rootwin_ev.start (display, display->root);
559 init_command (cmd_argv);
564 pty_ev.start (pty->pty, EVENT_READ);
568 HOOK_INVOKE ((this, HOOK_START, DT_END));
573 long info[2] = { 0, XEMBED_MAPPED };
575 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
576 32, PropModeReplace, (unsigned char *)&info, 2);
580 XMapWindow (dpy, vt);
581 XMapWindow (dpy, parent[0]);
586 static struct sig_handlers
588 sig_watcher sw_term, sw_int;
591 * Catch a fatal signal and tidy up before quitting
594 sig_term (sig_watcher &w)
596 rxvt_emergency_cleanup ();
597 signal (w.signum, SIG_DFL);
598 kill (getpid (), w.signum);
602 : sw_term (this, &sig_handlers::sig_term),
603 sw_int (this, &sig_handlers::sig_term)
608 char **rxvt_environ; // startup environment
615 rxvt_environ = environ;
617 signal (SIGHUP, SIG_IGN);
618 signal (SIGPIPE, SIG_IGN);
620 sig_handlers.sw_term.start (SIGTERM);
621 sig_handlers.sw_int.start (SIGINT);
623 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
624 /* signal (SIGURG, SIG_DFL); */
626 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
627 // TODO: handle this with exceptions and tolerate the memory loss
628 XSetIOErrorHandler (rxvt_xioerror_handler);
633 /* ------------------------------------------------------------------------- *
634 * MEMORY ALLOCATION WRAPPERS *
635 * ------------------------------------------------------------------------- */
637 rxvt_malloc (size_t size)
639 void *p = malloc (size);
642 rxvt_fatal ("memory allocation failure. aborting.\n");
648 rxvt_calloc (size_t number, size_t size)
650 void *p = calloc (number, size);
653 rxvt_fatal ("memory allocation failure. aborting.\n");
659 rxvt_realloc (void *ptr, size_t size)
661 void *p = realloc (ptr, size);
664 rxvt_fatal ("memory allocation failure. aborting.\n");
669 /*----------------------------------------------------------------------*/
671 * window size/position calculations for XSizeHint and other storage.
672 * if width/height are non-zero then override calculated width/height
675 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
677 short recalc_x, recalc_y;
678 int x, y, sb_w, flags;
680 unsigned int max_width, max_height;
682 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
683 szHint.win_gravity = NorthWestGravity;
684 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
686 recalc_x = recalc_y = 0;
689 if (!parsed_geometry)
694 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
696 if (flags & WidthValue)
698 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
699 szHint.flags |= USSize;
702 if (flags & HeightValue)
704 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
705 szHint.flags |= USSize;
711 szHint.flags |= USPosition;
713 if (flags & XNegative)
716 szHint.win_gravity = NorthEastGravity;
723 szHint.flags |= USPosition;
725 if (flags & YNegative)
729 if (szHint.win_gravity == NorthEastGravity)
730 szHint.win_gravity = SouthEastGravity;
732 szHint.win_gravity = SouthWestGravity;
738 width = ncol * fwidth;
739 height = nrow * fheight;
740 max_width = MAX_COLS * fwidth;
741 max_height = MAX_ROWS * fheight;
743 szHint.base_width = szHint.base_height = 2 * int_bwidth;
746 window_vt_x = window_vt_y = int_bwidth;
750 sb_w = scrollbar_TotalWidth ();
751 szHint.base_width += sb_w;
753 if (!option (Opt_scrollBar_right))
757 szHint.width_inc = fwidth;
758 szHint.height_inc = fheight;
759 szHint.min_width = szHint.base_width + szHint.width_inc;
760 szHint.min_height = szHint.base_height + szHint.height_inc;
762 if (newwidth && newwidth - szHint.base_width < max_width)
764 szHint.width = newwidth;
765 width = newwidth - szHint.base_width;
769 min_it (width, max_width);
770 szHint.width = szHint.base_width + width;
773 if (newheight && newheight - szHint.base_height < max_height)
775 szHint.height = newheight;
776 height = newheight - szHint.base_height;
780 min_it (height, max_height);
781 szHint.height = szHint.base_height + height;
784 if (scrollBar.state && option (Opt_scrollBar_right))
785 window_sb_x = szHint.width - sb_w;
788 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
791 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
793 ncol = width / fwidth;
794 nrow = height / fheight;
797 /*----------------------------------------------------------------------*/
799 * Tell the teletype handler what size the window is.
800 * Called after a window size change.
803 rxvt_term::tt_winch ()
812 ws.ws_xpixel = width;
813 ws.ws_ypixel = height;
814 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
817 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
818 if (cmd_pid) /* force through to the command */
819 kill (-cmd_pid, SIGWINCH);
823 /*----------------------------------------------------------------------*/
824 /* set_fonts () - load and set the various fonts
826 * init = 1 - initialize
828 * fontname == FONT_UP - switch to bigger font
829 * fontname == FONT_DN - switch to smaller font
832 rxvt_term::set_fonts ()
834 rxvt_fontset *fs = new rxvt_fontset (this);
838 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
839 || !fs->realize_font (1))
846 for (int i = RS_styleCount; --i; )
847 if (fontset[i] != fontset[0])
854 prop = (*fs)[1]->properties ();
855 prop.height += lineSpace;
857 fs->set_prop (prop, false);
860 fheight = prop.height;
863 for (int style = 1; style < 4; style++)
866 const char *res = rs[Rs_font + style];
869 fontset[style] = fontset[0];
872 fontset[style] = fs = new rxvt_fontset (this);
873 rxvt_fontprop prop2 = prop;
878 fs->set_prop (prop2, false);
882 fs->populate (fontset[0]->fontdesc);
884 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
885 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
887 fs->set_prop (prop2, true);
892 fontset[style] = fontset[0];
898 resize_all_windows (0, 0, 0);
906 void rxvt_term::set_string_property (Atom prop, const char *str, int len)
908 XChangeProperty (dpy, parent[0],
909 prop, XA_STRING, 8, PropModeReplace,
910 (const unsigned char *)str, len >= 0 ? len : strlen (str));
913 void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
915 wchar_t *ws = rxvt_mbstowcs (str, len);
916 char *s = rxvt_wcstoutf8 (ws);
918 XChangeProperty (dpy, parent[0],
919 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
920 (const unsigned char *)s, strlen (s));
926 /*----------------------------------------------------------------------*/
927 /*----------------------------------------------------------------------*/
928 /* xterm sequences - title, iconName, color (exptl) */
930 rxvt_term::set_title (const char *str)
932 set_string_property (XA_WM_NAME, str);
934 set_utf8_property (xa[XA_NET_WM_NAME], str);
939 rxvt_term::set_icon_name (const char *str)
941 set_string_property (XA_WM_ICON_NAME, str);
943 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
947 #ifdef XTERM_COLOR_CHANGE
949 rxvt_term::set_window_color (int idx, const char *color)
954 if (color == NULL || *color == '\0')
957 color = strdup (color);
958 allocated.push_back ((void *)color);
959 rs[Rs_color + idx] = color;
961 /* handle color aliases */
962 if (isdigit (*color))
966 if (i >= 8 && i <= 15)
967 { /* bright colors */
969 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
973 if (i >= 0 && i <= 7)
974 { /* normal colors */
975 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
980 set_color (xcol, color);
983 * FIXME: should free colors here, but no idea how to do it so instead,
984 * so just keep gobbling up the colormap
987 pix_colors_focused[idx] = xcol;
989 /* XSetWindowAttributes attr; */
992 /*TODO: handle Color_BD, scrollbar background, etc. */
994 update_fade_color (idx);
1000 # define set_window_color (idx,color) ((void)0)
1001 #endif /* XTERM_COLOR_CHANGE */
1004 rxvt_term::recolour_cursor ()
1008 (ISSET_PIXCOLOR (Color_pointer_fg)
1009 ? pix_colors_focused[Color_pointer_fg]
1010 : pix_colors_focused[Color_fg]).get (fg);
1012 (ISSET_PIXCOLOR (Color_pointer_bg)
1013 ? pix_colors_focused[Color_pointer_bg]
1014 : pix_colors_focused[Color_bg]).get (bg);
1016 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1019 /*----------------------------------------------------------------------*/
1021 * find if fg/bg matches any of the normal (low-intensity) colors
1024 rxvt_term::set_colorfgbg ()
1027 const char *xpmb = "\0";
1028 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1030 strcpy (fstr, "default");
1031 strcpy (bstr, "default");
1032 for (i = Color_Black; i <= Color_White; i++)
1033 if (pix_colors[Color_fg] == pix_colors[i])
1035 sprintf (fstr, "%d", (i - Color_Black));
1039 for (i = Color_Black; i <= Color_White; i++)
1040 if (pix_colors[Color_bg] == pix_colors[i])
1042 sprintf (bstr, "%d", (i - Color_Black));
1043 #ifdef XPM_BACKGROUND
1049 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1052 /*----------------------------------------------------------------------*/
1055 rxvt_term::set_color (rxvt_color &color, const char *name)
1057 if (color.set (this, name))
1060 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1065 rxvt_term::alias_color (int dst, int src)
1067 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1070 /* -------------------------------------------------------------------- *
1071 * - WINDOW RESIZING - *
1072 * -------------------------------------------------------------------- */
1074 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1077 int old_width = szHint.width;
1078 int old_height = szHint.height;
1080 window_calc (newwidth, newheight);
1082 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1083 XSetWMNormalHints (dpy, parent[0], &szHint);
1089 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1090 * reposition window on resize depending on placement on screen
1094 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1097 XTranslateCoordinates (dpy, parent[0], display->root,
1098 0, 0, &x, &y, &unused_cr);
1099 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1100 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1102 * if display->root isn't the parent window, a WM will probably have offset
1103 * our position for handles and decorations. Counter it
1105 if (x1 != x || y1 != y)
1111 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1112 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1113 dx = old_width - szHint.width;
1114 dy = old_height - szHint.height;
1116 /* Check position of the center of the window */
1117 if (x < x1) /* left half */
1119 else if (x == x1) /* exact center */
1121 if (y < y1) /* top half */
1123 else if (y == y1) /* exact center */
1126 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1127 szHint.width, szHint.height);
1129 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1133 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1135 if (fix_screen || newwidth != old_width || newheight != old_height)
1137 if (scrollBar.state)
1139 XMoveResizeWindow (dpy, scrollBar.win,
1141 scrollbar_TotalWidth (), szHint.height);
1142 resize_scrollbar ();
1145 XMoveResizeWindow (dpy, vt,
1146 window_vt_x, window_vt_y,
1149 #ifdef XPM_BACKGROUND
1150 if (bgPixmap.window_size_sensitive ())
1151 update_background ();
1157 if (fix_screen || old_height == 0)
1160 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1161 //scr_touch (false);
1163 #ifdef HAVE_BG_PIXMAP
1164 // TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1165 // if (bgPixmap.pixmap)
1166 // scr_touch (false);
1175 * Set the width/height of the vt window in characters. Units are pixels.
1176 * good for toggling 80/132 columns
1179 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1181 XWindowAttributes wattr;
1183 if (newwidth == 0 || newheight == 0)
1185 XGetWindowAttributes (dpy, display->root, &wattr);
1188 newwidth = wattr.width - szHint.base_width;
1190 newheight = wattr.height - szHint.base_height;
1193 if (newwidth != width || newheight != height)
1195 newwidth += szHint.base_width;
1196 newheight += szHint.base_height;
1197 resize_all_windows (newwidth, newheight, 0);
1201 /* -------------------------------------------------------------------- *
1202 * - X INPUT METHOD ROUTINES - *
1203 * -------------------------------------------------------------------- */
1207 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1209 fg = pix_colors [Color_fg];
1210 bg = pix_colors [Color_bg];
1214 rxvt_term::im_set_size (XRectangle &size)
1216 // the int_bwidth terms make no sense to me
1217 size.x = int_bwidth;
1218 size.y = int_bwidth;
1219 size.width = Width2Pixel (ncol) + int_bwidth;
1220 size.height = Height2Pixel (nrow) + int_bwidth;
1224 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1225 XRectangle &status_rect,
1226 const XRectangle &needed_rect)
1228 preedit_rect.x = needed_rect.width;
1230 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1231 preedit_rect.height = fheight;
1235 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1236 status_rect.height = fheight;
1239 /* Checking whether input method is running. */
1241 rxvt_term::IMisRunning ()
1246 char server[IMBUFSIZ];
1248 /* get current locale modifier */
1249 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1251 strcpy (server, "@server=");
1252 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1254 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1257 atom = XInternAtom (dpy, server, False);
1258 win = XGetSelectionOwner (dpy, atom);
1268 rxvt_term::IMSendSpot ()
1271 XVaNestedList preedit_attr;
1275 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1278 im_set_position (nspot);
1280 if (nspot.x == spot.x && nspot.y == spot.y)
1285 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1286 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1287 XFree (preedit_attr);
1291 rxvt_term::im_destroy ()
1295 if (Input_Context && input_method->xim)
1296 XDestroyIC (Input_Context);
1298 display->put_xim (input_method);
1305 #ifdef ENABLE_XIM_ONTHESPOT
1308 xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1310 ((rxvt_term *)client_data)->make_current ();
1311 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1315 xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1317 ((rxvt_term *)client_data)->make_current ();
1318 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1322 xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1324 rxvt_term *term = (rxvt_term *)client_data;
1325 XIMText *text = call_data->text;
1327 term->make_current ();
1333 if (!text->encoding_is_wchar && text->string.multi_byte)
1335 // of course, X makes it ugly again
1336 if (term->rs[Rs_imLocale])
1337 SET_LOCALE (term->rs[Rs_imLocale]);
1339 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1340 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1342 if (term->rs[Rs_imLocale])
1343 SET_LOCALE (term->locale);
1346 str = (void *)text->string.wide_char;
1348 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1349 DT_INT, call_data->caret,
1350 DT_INT, call_data->chg_first,
1351 DT_INT, call_data->chg_length,
1352 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1353 DT_WCS_LEN, str, str ? (int)text->length : 0,
1357 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1358 DT_INT, call_data->caret,
1359 DT_INT, call_data->chg_first,
1360 DT_INT, call_data->chg_length,
1366 xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1368 ((rxvt_term *)client_data)->make_current ();
1369 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1370 DT_INT, call_data->position,
1371 DT_INT, call_data->direction,
1372 DT_INT, call_data->style,
1380 * Try to open a XIM with the current modifiers, then see if we can
1381 * open a suitable preedit type
1384 rxvt_term::IM_get_IC (const char *modifiers)
1389 XRectangle rect, status_rect, needed_rect;
1390 unsigned long fg, bg;
1393 XIMStyles *xim_styles;
1394 #ifdef ENABLE_XIM_ONTHESPOT
1400 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1403 input_method = display->get_xim (locale, modifiers);
1404 if (input_method == NULL)
1407 xim = input_method->xim;
1408 spot.x = spot.y = -1;
1411 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1412 || !xim_styles || !xim_styles->count_styles)
1418 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1420 for (int pi = 0; pi < 2; pi++)
1427 s = rxvt_splitcommastring (p);
1429 for (i = found = 0; !found && s[i]; i++)
1431 if (!strcmp (s[i], "OverTheSpot"))
1432 input_style = XIMPreeditPosition | XIMStatusNothing;
1433 else if (!strcmp (s[i], "OffTheSpot"))
1434 input_style = XIMPreeditArea | XIMStatusArea;
1435 else if (!strcmp (s[i], "Root"))
1436 input_style = XIMPreeditNothing | XIMStatusNothing;
1437 else if (!strcmp (s[i], "None"))
1438 input_style = XIMPreeditNone | XIMStatusNone;
1439 #ifdef ENABLE_XIM_ONTHESPOT
1440 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1441 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1444 input_style = XIMPreeditNothing | XIMStatusNothing;
1446 for (j = 0; j < xim_styles->count_styles; j++)
1447 if (input_style == xim_styles->supported_styles[j])
1449 rxvt_freecommastring (s);
1457 rxvt_freecommastring (s);
1471 XVaNestedList preedit_attr = 0, status_attr = 0;
1473 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1475 // fake us a font-set, please
1476 char **missing_charset_list;
1477 int missing_charset_count;
1482 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1483 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1484 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1485 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1486 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1489 fheight + 1, fheight - 1,
1490 fheight - 2, fheight + 2);
1492 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1493 &missing_charset_list, &missing_charset_count, &def_string);
1495 if (missing_charset_list)
1496 XFreeStringList (missing_charset_list);
1500 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1501 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1505 if (input_style & XIMPreeditPosition)
1508 im_set_position (spot);
1509 im_set_color (fg, bg);
1511 preedit_attr = XVaCreateNestedList (0,
1515 XNSpotLocation, &spot,
1519 else if (input_style & XIMPreeditArea)
1521 im_set_color (fg, bg);
1524 * The necessary width of preedit area is unknown
1525 * until create input context.
1527 needed_rect.width = 0;
1528 im_set_preedit_area (rect, status_rect, needed_rect);
1530 preedit_attr = XVaCreateNestedList (0,
1536 status_attr = XVaCreateNestedList (0,
1539 XNArea, &status_rect,
1543 #if ENABLE_XIM_ONTHESPOT
1544 else if (input_style & XIMPreeditCallbacks)
1546 im_set_position (spot);
1548 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1549 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1550 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1552 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1555 preedit_attr = XVaCreateNestedList (0,
1556 XNSpotLocation, &spot,
1557 XNPreeditStartCallback, &xcb[0],
1558 XNPreeditDoneCallback , &xcb[1],
1559 XNPreeditDrawCallback , &xcb[2],
1561 XNPreeditCaretCallback, &xcb[3],
1567 Input_Context = XCreateIC (xim,
1568 XNInputStyle, input_style,
1570 XNFocusWindow, parent[0],
1571 preedit_attr ? XNPreeditAttributes : NULL,
1573 status_attr ? XNStatusAttributes : NULL,
1576 if (preedit_attr) XFree (preedit_attr);
1577 if (status_attr) XFree (status_attr);
1578 if (fs) XFreeFontSet (dpy, fs);
1580 if (Input_Context == NULL)
1582 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1588 // unfortunately, only the focus window is used by XIM, hard to fix
1589 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1613 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1614 if (rs[Rs_imLocale])
1615 SET_LOCALE (rs[Rs_imLocale]);
1618 p = rs[Rs_inputMethod];
1623 s = rxvt_splitcommastring (p);
1625 for (i = 0; s[i]; i++)
1629 strcpy (buf, "@im=");
1630 strncat (buf, s[i], IMBUFSIZ - 5);
1631 if (IM_get_IC (buf))
1639 rxvt_freecommastring (s);
1645 /* try with XMODIFIERS env. var. */
1649 /* try with no modifiers base IF the user didn't specify an IM */
1650 if (IM_get_IC ("@im=none"))
1654 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1655 if (rs[Rs_imLocale])
1656 SET_LOCALE (locale);
1661 rxvt_term::IMSetPosition ()
1663 XRectangle preedit_rect, status_rect, *needed_rect;
1664 XVaNestedList preedit_attr, status_attr;
1668 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1672 if (input_style & XIMPreeditPosition)
1674 im_set_size (preedit_rect);
1675 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1677 XSetICValues (Input_Context,
1678 XNPreeditAttributes, preedit_attr, NULL);
1682 /* Getting the necessary width of preedit area */
1683 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1684 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1685 XFree (status_attr);
1687 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1688 XFree (needed_rect);
1690 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1691 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1693 XSetICValues (Input_Context,
1694 XNPreeditAttributes, preedit_attr,
1695 XNStatusAttributes, status_attr,
1698 XFree (status_attr);
1701 XFree (preedit_attr);
1703 #endif /* USE_XIM */
1705 /*----------------------- end-of-file (C source) -----------------------*/