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 */
45 #ifdef HAVE_XSETLOCALE
47 # include <X11/Xlocale.h>
49 # ifdef HAVE_SETLOCALE
54 vector<rxvt_term *> rxvt_term::termlist;
56 // used to tell global functions which terminal instance is "active"
57 rxvt_t rxvt_current_term;
59 static char curlocale[128], savelocale[128];
62 rxvt_set_locale (const char *locale) NOTHROW
64 int size = strlen (locale) + 1;
66 if (size > sizeof (curlocale))
67 rxvt_fatal ("locale string too long, aborting.\n");
69 if (!locale || !memcmp (locale, curlocale, size))
72 memcpy (curlocale, locale, size);
73 setlocale (LC_CTYPE, curlocale);
78 rxvt_push_locale (const char *locale) NOTHROW
80 strcpy (savelocale, curlocale);
81 rxvt_set_locale (locale);
85 rxvt_pop_locale () NOTHROW
87 rxvt_set_locale (savelocale);
91 class rxvt_composite_vec rxvt_composite;
93 text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
97 // break compose chains, as stupid readline really likes to duplicate
98 // composing characters for some reason near the end of a line.
102 if (cc->c2 == c2) return c1;
103 cc = (*this)[cc->c1];
106 // check to see wether this combination already exists otherwise
107 for (cc = v.end (); cc-- > v.begin (); )
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
113 // allocate a new combination
114 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
119 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
121 return REPLACEMENT_CHAR;
124 v.push_back (compose_char (c1, c2));
126 return v.size () - 1 + COMPOSE_LO;
129 int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131 compose_char *cc = (*this)[c];
139 int len = expand (cc->c1, r);
143 if (cc->c2 != NOCHAR)
146 if (r) *r++ = cc->c2;
154 rxvt_term::rxvt_term ()
157 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
160 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
163 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168 #ifdef SELECTION_SCROLLING
169 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174 #if ENABLE_TRANSPARENCY || ENABLE_PERL
175 rootwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
177 #ifdef HAVE_SCROLLBARS
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
181 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
184 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
187 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
189 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
190 prepare_ev.set <rxvt_term, &rxvt_term::prepare_cb> (this);
191 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
192 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
193 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
194 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
195 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
196 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
198 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
200 termlist.push_back (this);
202 #ifdef KEYSYM_RESOURCE
203 keyboard = new keyboard_manager;
207 // clean up the most important stuff, do *not* call x or free mem etc.
208 // for use before an emergency exit
210 rxvt_term::emergency_cleanup ()
213 kill (-cmd_pid, SIGHUP);
219 rxvt_term::~rxvt_term ()
221 termlist.erase (find (termlist.begin (), termlist.end(), this));
223 emergency_cleanup ();
226 for (int i = RS_styleCount; --i; )
227 if (fontset[i] != fontset[0])
239 #ifdef XTERM_SCROLLBAR
240 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
241 if (ShadowGC) XFreeGC (dpy, ShadowGC);
243 #ifdef PLAIN_SCROLLBAR
244 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
246 #ifdef NEXT_SCROLLBAR
247 if (blackGC) XFreeGC (dpy, blackGC);
248 if (whiteGC) XFreeGC (dpy, whiteGC);
249 if (grayGC) XFreeGC (dpy, grayGC);
250 if (darkGC) XFreeGC (dpy, darkGC);
251 if (stippleGC) XFreeGC (dpy, stippleGC);
252 if (dimple) XFreePixmap (dpy, dimple);
253 if (upArrow) XFreePixmap (dpy, upArrow);
254 if (downArrow) XFreePixmap (dpy, downArrow);
255 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
256 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
258 #ifdef RXVT_SCROLLBAR
259 if (topShadowGC) XFreeGC (dpy, topShadowGC);
260 if (botShadowGC) XFreeGC (dpy, botShadowGC);
261 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
263 if (gc) XFreeGC (dpy, gc);
266 // destroy all windows
268 XDestroyWindow (dpy, parent[0]);
270 for (int i = 0; i < TOTAL_COLORS; i++)
271 if (ISSET_PIXCOLOR (i))
273 pix_colors_focused [i].free (this);
275 pix_colors_unfocused [i].free (this);
282 delete [] pix_colors_focused;
284 delete [] pix_colors_unfocused;
287 #ifdef HAVE_BG_PIXMAP
290 displays.put (display);
294 /* clear all resources */
295 for (int i = 0; i < allocated.size (); i++)
296 free (allocated [i]);
298 free (selection.text);
299 // TODO: manage env vars in child only(!)
309 #ifdef KEYSYM_RESOURCE
313 XrmDestroyDatabase (option_db);
317 // child has exited, usually destroys
319 rxvt_term::child_cb (ev::child &w, int status)
321 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
325 if (!option (Opt_hold))
330 rxvt_term::destroy ()
332 if (ev_is_active (&destroy_ev))
335 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
344 im_ev.stop (display);
347 scrollbar_ev.stop (display);
349 #if ENABLE_TRANSPARENCY || ENABLE_PERL
350 rootwin_ev.stop (display);
353 termwin_ev.stop (display);
354 vt_ev.stop (display);
360 cursor_blink_ev.stop ();
363 text_blink_ev.stop ();
365 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
366 cont_scroll_ev.stop ();
368 #ifdef SELECTION_SCROLLING
369 sel_scroll_ev.stop ();
379 rxvt_term::destroy_cb (ev::idle &w, int revents)
386 /*----------------------------------------------------------------------*/
388 * Exit gracefully, clearing the utmp entry and restoring tty attributes
389 * TODO: if debugging, this should free up any known resources if we can
391 static XErrorHandler old_xerror_handler;
394 rxvt_emergency_cleanup ()
396 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
397 (*t)->emergency_cleanup ();
402 print_x_error (Display *dpy, XErrorEvent *event)
407 char *mtype = "XlibMessage";
408 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
409 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
410 rxvt_warn ("An X Error occured, trying to continue after report.\n");
411 rxvt_warn ("%s: %s\n", mesg, buffer);
412 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
413 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
414 sprintf(number, "%d", event->request_code);
415 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
416 rxvt_warn ("(which is %s)\n", buffer);
417 if (event->request_code >= 128) {
418 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
420 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
422 if ((event->error_code == BadWindow) ||
423 (event->error_code == BadPixmap) ||
424 (event->error_code == BadCursor) ||
425 (event->error_code == BadFont) ||
426 (event->error_code == BadDrawable) ||
427 (event->error_code == BadColor) ||
428 (event->error_code == BadGC) ||
429 (event->error_code == BadIDChoice) ||
430 (event->error_code == BadValue) ||
431 (event->error_code == BadAtom)) {
432 if (event->error_code == BadValue)
433 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
435 else if (event->error_code == BadAtom)
436 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
439 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
441 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
443 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
445 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
450 rxvt_xerror_handler (Display *display, XErrorEvent *event)
452 if (GET_R->allowedxerror == -1)
453 GET_R->allowedxerror = event->error_code;
456 // GET_R is most likely not the terminal which caused the error,
457 // so just output the error and continue
459 old_xerror_handler (display, event);
461 print_x_error (display, event);
469 rxvt_xioerror_handler (Display *display)
471 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
472 DisplayString (display));
473 rxvt_emergency_cleanup ();
474 _exit (EXIT_FAILURE);
477 /*----------------------------------------------------------------------*/
479 rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
485 set_environ (envv); // few things in X do not call setlocale :(
492 const char **cmd_argv = init_resources (argc, argv);
494 #ifdef KEYSYM_RESOURCE
495 keyboard->register_done ();
498 #ifdef HAVE_SCROLLBARS
499 if (option (Opt_scrollBar))
500 scrollBar.setIdle (); /* set existence for size calculations */
503 pty = ptytty::create ();
505 create_windows (argc, argv);
509 scr_reset (); // initialize screen
512 XSynchronize (dpy, True);
515 #ifdef HAVE_SCROLLBARS
516 if (option (Opt_scrollBar))
517 resize_scrollbar (); /* create and map scrollbar */
519 #ifdef HAVE_BG_PIXMAP
521 bgPixmap.set_target (this);
523 #ifdef ENABLE_TRANSPARENCY
524 if (option (Opt_transparent))
526 bgPixmap.set_transparent ();
527 #ifdef HAVE_AFTERIMAGE
528 if (rs [Rs_blurradius])
529 bgPixmap.set_blur_radius (rs [Rs_blurradius]);
531 if (ISSET_PIXCOLOR (Color_tint))
532 bgPixmap.set_tint (pix_colors_focused [Color_tint]);
534 bgPixmap.set_shade (rs [Rs_shade]);
536 bgPixmap.set_root_pixmap ();
537 XSelectInput (dpy, display->root, PropertyChangeMask);
538 rootwin_ev.start (display, display->root);
542 #ifdef BG_IMAGE_FROM_FILE
543 if (rs[Rs_backgroundPixmap] != NULL)
545 const char *p = rs[Rs_backgroundPixmap];
547 if ((p = strchr (p, ';')) != NULL)
550 bgPixmap.set_geometry (p);
553 bgPixmap.set_defaultGeometry ();
555 if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
556 if (!bgPixmap.window_position_sensitive ())
557 update_background ();
564 rootwin_ev.start (display, display->root);
569 init_command (cmd_argv);
574 pty_ev.start (pty->pty, ev::READ);
578 HOOK_INVOKE ((this, HOOK_START, DT_END));
583 long info[2] = { 0, XEMBED_MAPPED };
585 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
586 32, PropModeReplace, (unsigned char *)&info, 2);
590 XMapWindow (dpy, vt);
591 XMapWindow (dpy, parent[0]);
596 static struct sig_handlers
598 ev::sig sw_term, sw_int;
601 * Catch a fatal signal and tidy up before quitting
603 void sig_term (ev::sig &w, int revents);
607 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
608 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
613 sig_handlers::sig_term (ev::sig &w, int revents)
615 rxvt_emergency_cleanup ();
617 kill (getpid (), w.signum);
620 char **rxvt_environ; // startup environment
627 if (!ev_default_loop (0))
628 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
630 rxvt_environ = environ;
632 signal (SIGHUP, SIG_IGN);
633 signal (SIGPIPE, SIG_IGN);
635 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
636 sig_handlers.sw_int.start (SIGINT); ev_unref ();
638 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
639 /* signal (SIGURG, SIG_DFL); */
641 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
642 // TODO: handle this with exceptions and tolerate the memory loss
643 XSetIOErrorHandler (rxvt_xioerror_handler);
648 /* ------------------------------------------------------------------------- *
649 * MEMORY ALLOCATION WRAPPERS *
650 * ------------------------------------------------------------------------- */
652 rxvt_malloc (size_t size)
654 void *p = malloc (size);
657 rxvt_fatal ("memory allocation failure. aborting.\n");
663 rxvt_calloc (size_t number, size_t size)
665 void *p = calloc (number, size);
668 rxvt_fatal ("memory allocation failure. aborting.\n");
674 rxvt_realloc (void *ptr, size_t size)
676 void *p = realloc (ptr, size);
679 rxvt_fatal ("memory allocation failure. aborting.\n");
684 /*----------------------------------------------------------------------*/
686 * window size/position calculations for XSizeHint and other storage.
687 * if width/height are non-zero then override calculated width/height
690 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
692 short recalc_x, recalc_y;
693 int x, y, sb_w, flags;
695 unsigned int max_width, max_height;
697 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
698 szHint.win_gravity = NorthWestGravity;
699 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
701 recalc_x = recalc_y = 0;
704 if (!parsed_geometry)
709 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
711 if (flags & WidthValue)
713 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
714 szHint.flags |= USSize;
717 if (flags & HeightValue)
719 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
720 szHint.flags |= USSize;
726 szHint.flags |= USPosition;
728 if (flags & XNegative)
731 szHint.win_gravity = NorthEastGravity;
738 szHint.flags |= USPosition;
740 if (flags & YNegative)
744 if (szHint.win_gravity == NorthEastGravity)
745 szHint.win_gravity = SouthEastGravity;
747 szHint.win_gravity = SouthWestGravity;
753 width = ncol * fwidth;
754 height = nrow * fheight;
755 max_width = MAX_COLS * fwidth;
756 max_height = MAX_ROWS * fheight;
758 szHint.base_width = szHint.base_height = 2 * int_bwidth;
761 window_vt_x = window_vt_y = int_bwidth;
765 sb_w = scrollbar_TotalWidth ();
766 szHint.base_width += sb_w;
768 if (!option (Opt_scrollBar_right))
772 szHint.width_inc = fwidth;
773 szHint.height_inc = fheight;
774 szHint.min_width = szHint.base_width + szHint.width_inc;
775 szHint.min_height = szHint.base_height + szHint.height_inc;
777 if (newwidth && newwidth - szHint.base_width < max_width)
779 szHint.width = newwidth;
780 width = newwidth - szHint.base_width;
784 min_it (width, max_width);
785 szHint.width = szHint.base_width + width;
788 if (newheight && newheight - szHint.base_height < max_height)
790 szHint.height = newheight;
791 height = newheight - szHint.base_height;
795 min_it (height, max_height);
796 szHint.height = szHint.base_height + height;
799 if (scrollBar.state && option (Opt_scrollBar_right))
800 window_sb_x = szHint.width - sb_w;
803 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
806 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
808 ncol = width / fwidth;
809 nrow = height / fheight;
812 /*----------------------------------------------------------------------*/
814 * Tell the teletype handler what size the window is.
815 * Called after a window size change.
818 rxvt_term::tt_winch ()
827 ws.ws_xpixel = width;
828 ws.ws_ypixel = height;
829 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
832 // TIOCSWINSZ is supposed to do this automatically and correctly
833 if (cmd_pid) /* force through to the command */
834 kill (-cmd_pid, SIGWINCH);
838 /*----------------------------------------------------------------------*/
839 /* set_fonts () - load and set the various fonts
841 * init = 1 - initialize
843 * fontname == FONT_UP - switch to bigger font
844 * fontname == FONT_DN - switch to smaller font
847 rxvt_term::set_fonts ()
849 rxvt_fontset *fs = new rxvt_fontset (this);
853 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
854 || !fs->realize_font (1))
861 for (int i = RS_styleCount; --i; )
862 if (fontset[i] != fontset[0])
869 prop = (*fs)[1]->properties ();
870 prop.height += lineSpace;
872 fs->set_prop (prop, false);
875 fheight = prop.height;
878 for (int style = 1; style < 4; style++)
881 const char *res = rs[Rs_font + style];
884 fontset[style] = fontset[0];
887 fontset[style] = fs = new rxvt_fontset (this);
888 rxvt_fontprop prop2 = prop;
893 fs->set_prop (prop2, false);
897 fs->populate (fontset[0]->fontdesc);
899 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
900 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
902 fs->set_prop (prop2, true);
907 fontset[style] = fontset[0];
913 resize_all_windows (0, 0, 0);
922 rxvt_term::set_string_property (Atom prop, const char *str, int len)
924 XChangeProperty (dpy, parent[0],
925 prop, XA_STRING, 8, PropModeReplace,
926 (const unsigned char *)str, len >= 0 ? len : strlen (str));
930 rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
932 wchar_t *ws = rxvt_mbstowcs (str, len);
933 char *s = rxvt_wcstoutf8 (ws);
935 XChangeProperty (dpy, parent[0],
936 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
937 (const unsigned char *)s, strlen (s));
943 /*----------------------------------------------------------------------*/
944 /*----------------------------------------------------------------------*/
945 /* xterm sequences - title, iconName, color (exptl) */
947 rxvt_term::set_title (const char *str)
949 set_string_property (XA_WM_NAME, str);
951 set_utf8_property (xa[XA_NET_WM_NAME], str);
956 rxvt_term::set_icon_name (const char *str)
958 set_string_property (XA_WM_ICON_NAME, str);
960 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
965 rxvt_term::set_window_color (int idx, const char *color)
967 #ifdef XTERM_COLOR_CHANGE
971 if (color == NULL || *color == '\0')
974 color = strdup (color);
975 allocated.push_back ((void *)color);
976 rs[Rs_color + idx] = color;
978 /* handle color aliases */
979 if (isdigit (*color))
983 if (i >= 8 && i <= 15)
986 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
990 if (i >= 0 && i <= 7)
993 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
998 set_color (xcol, color);
1001 * FIXME: should free colors here, but no idea how to do it so instead,
1002 * so just keep gobbling up the colormap
1005 pix_colors_focused[idx] = xcol;
1008 /*TODO: handle Color_BD, scrollbar background, etc. */
1010 update_fade_color (idx);
1013 #endif /* XTERM_COLOR_CHANGE */
1017 rxvt_term::recolour_cursor ()
1021 (ISSET_PIXCOLOR (Color_pointer_fg)
1022 ? pix_colors_focused[Color_pointer_fg]
1023 : pix_colors_focused[Color_fg]).get (fg);
1025 (ISSET_PIXCOLOR (Color_pointer_bg)
1026 ? pix_colors_focused[Color_pointer_bg]
1027 : pix_colors_focused[Color_bg]).get (bg);
1029 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1032 /*----------------------------------------------------------------------*/
1034 * find if fg/bg matches any of the normal (low-intensity) colors
1037 rxvt_term::set_colorfgbg ()
1040 const char *xpmb = "";
1041 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1043 strcpy (fstr, "default");
1044 strcpy (bstr, "default");
1045 for (i = Color_Black; i <= Color_White; i++)
1046 if (pix_colors[Color_fg] == pix_colors[i])
1048 sprintf (fstr, "%d", (i - Color_Black));
1052 for (i = Color_Black; i <= Color_White; i++)
1053 if (pix_colors[Color_bg] == pix_colors[i])
1055 sprintf (bstr, "%d", (i - Color_Black));
1056 #ifdef BG_IMAGE_FROM_FILE
1062 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1065 /*----------------------------------------------------------------------*/
1068 rxvt_term::set_color (rxvt_color &color, const char *name)
1070 if (color.set (this, name))
1073 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1078 rxvt_term::alias_color (int dst, int src)
1080 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1083 /* -------------------------------------------------------------------- *
1084 * - WINDOW RESIZING - *
1085 * -------------------------------------------------------------------- */
1087 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1090 int old_width = szHint.width;
1091 int old_height = szHint.height;
1093 window_calc (newwidth, newheight);
1095 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1096 XSetWMNormalHints (dpy, parent[0], &szHint);
1102 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1103 * reposition window on resize depending on placement on screen
1107 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1110 XTranslateCoordinates (dpy, parent[0], display->root,
1111 0, 0, &x, &y, &unused_cr);
1112 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1113 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1115 * if display->root isn't the parent window, a WM will probably have offset
1116 * our position for handles and decorations. Counter it
1118 if (x1 != x || y1 != y)
1124 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1125 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1126 dx = old_width - szHint.width;
1127 dy = old_height - szHint.height;
1129 /* Check position of the center of the window */
1130 if (x < x1) /* left half */
1132 else if (x == x1) /* exact center */
1134 if (y < y1) /* top half */
1136 else if (y == y1) /* exact center */
1139 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1140 szHint.width, szHint.height);
1142 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1146 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1148 if (fix_screen || newwidth != old_width || newheight != old_height)
1150 if (scrollBar.state)
1152 XMoveResizeWindow (dpy, scrollBar.win,
1154 scrollbar_TotalWidth (), szHint.height);
1155 resize_scrollbar ();
1158 XMoveResizeWindow (dpy, vt,
1159 window_vt_x, window_vt_y,
1162 #ifdef HAVE_BG_PIXMAP
1163 if (bgPixmap.window_size_sensitive ())
1164 update_background ();
1170 if (fix_screen || old_height == 0)
1173 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1174 //scr_touch (false);
1176 #ifdef HAVE_BG_PIXMAP
1177 // TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1178 // if (bgPixmap.pixmap)
1179 // scr_touch (false);
1188 * Set the width/height of the vt window in characters. Units are pixels.
1189 * good for toggling 80/132 columns
1192 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1194 XWindowAttributes wattr;
1196 if (newwidth == 0 || newheight == 0)
1198 XGetWindowAttributes (dpy, display->root, &wattr);
1201 newwidth = wattr.width - szHint.base_width;
1203 newheight = wattr.height - szHint.base_height;
1206 if (newwidth != width || newheight != height)
1208 newwidth += szHint.base_width;
1209 newheight += szHint.base_height;
1210 resize_all_windows (newwidth, newheight, 0);
1214 /* -------------------------------------------------------------------- *
1215 * - X INPUT METHOD ROUTINES - *
1216 * -------------------------------------------------------------------- */
1220 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1222 fg = pix_colors [Color_fg];
1223 bg = pix_colors [Color_bg];
1227 rxvt_term::im_set_size (XRectangle &size)
1229 // the int_bwidth terms make no sense to me
1230 size.x = int_bwidth;
1231 size.y = int_bwidth;
1232 size.width = Width2Pixel (ncol) + int_bwidth;
1233 size.height = Height2Pixel (nrow) + int_bwidth;
1237 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1238 XRectangle &status_rect,
1239 const XRectangle &needed_rect)
1241 preedit_rect.x = needed_rect.width;
1243 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1244 preedit_rect.height = fheight;
1248 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1249 status_rect.height = fheight;
1252 /* Checking whether input method is running. */
1254 rxvt_term::IMisRunning ()
1259 char server[IMBUFSIZ];
1261 /* get current locale modifier */
1262 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1264 strcpy (server, "@server=");
1265 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1267 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1270 atom = XInternAtom (dpy, server, False);
1271 win = XGetSelectionOwner (dpy, atom);
1281 rxvt_term::IMSendSpot ()
1284 XVaNestedList preedit_attr;
1288 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1291 im_set_position (nspot);
1293 if (nspot.x == spot.x && nspot.y == spot.y)
1298 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1299 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1300 XFree (preedit_attr);
1304 rxvt_term::im_destroy ()
1308 if (Input_Context && input_method->xim)
1309 XDestroyIC (Input_Context);
1311 display->put_xim (input_method);
1318 #ifdef ENABLE_XIM_ONTHESPOT
1321 xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1323 ((rxvt_term *)client_data)->make_current ();
1324 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1328 xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1330 ((rxvt_term *)client_data)->make_current ();
1331 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1335 xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1337 rxvt_term *term = (rxvt_term *)client_data;
1338 XIMText *text = call_data->text;
1340 term->make_current ();
1346 if (!text->encoding_is_wchar && text->string.multi_byte)
1348 // of course, X makes it ugly again
1349 if (term->rs[Rs_imLocale])
1350 SET_LOCALE (term->rs[Rs_imLocale]);
1352 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1353 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1355 if (term->rs[Rs_imLocale])
1356 SET_LOCALE (term->locale);
1359 str = (void *)text->string.wide_char;
1361 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1362 DT_INT, call_data->caret,
1363 DT_INT, call_data->chg_first,
1364 DT_INT, call_data->chg_length,
1365 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1366 DT_WCS_LEN, str, str ? (int)text->length : 0,
1370 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1371 DT_INT, call_data->caret,
1372 DT_INT, call_data->chg_first,
1373 DT_INT, call_data->chg_length,
1379 xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1381 ((rxvt_term *)client_data)->make_current ();
1382 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1383 DT_INT, call_data->position,
1384 DT_INT, call_data->direction,
1385 DT_INT, call_data->style,
1393 * Try to open a XIM with the current modifiers, then see if we can
1394 * open a suitable preedit type
1397 rxvt_term::IM_get_IC (const char *modifiers)
1402 XRectangle rect, status_rect, needed_rect;
1403 unsigned long fg, bg;
1406 XIMStyles *xim_styles;
1407 #ifdef ENABLE_XIM_ONTHESPOT
1413 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1416 input_method = display->get_xim (locale, modifiers);
1417 if (input_method == NULL)
1420 xim = input_method->xim;
1421 spot.x = spot.y = -1;
1424 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1425 || !xim_styles || !xim_styles->count_styles)
1431 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1433 for (int pi = 0; pi < 2; pi++)
1440 s = rxvt_splitcommastring (p);
1442 for (i = found = 0; !found && s[i]; i++)
1444 if (!strcmp (s[i], "OverTheSpot"))
1445 input_style = XIMPreeditPosition | XIMStatusNothing;
1446 else if (!strcmp (s[i], "OffTheSpot"))
1447 input_style = XIMPreeditArea | XIMStatusArea;
1448 else if (!strcmp (s[i], "Root"))
1449 input_style = XIMPreeditNothing | XIMStatusNothing;
1450 else if (!strcmp (s[i], "None"))
1451 input_style = XIMPreeditNone | XIMStatusNone;
1452 #ifdef ENABLE_XIM_ONTHESPOT
1453 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1454 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1457 input_style = XIMPreeditNothing | XIMStatusNothing;
1459 for (j = 0; j < xim_styles->count_styles; j++)
1460 if (input_style == xim_styles->supported_styles[j])
1462 rxvt_freecommastring (s);
1470 rxvt_freecommastring (s);
1484 XVaNestedList preedit_attr = 0, status_attr = 0;
1486 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1488 // fake us a font-set, please
1489 char **missing_charset_list;
1490 int missing_charset_count;
1495 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1496 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1497 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1498 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1499 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1502 fheight + 1, fheight - 1,
1503 fheight - 2, fheight + 2);
1505 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1506 &missing_charset_list, &missing_charset_count, &def_string);
1508 if (missing_charset_list)
1509 XFreeStringList (missing_charset_list);
1513 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1514 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1518 if (input_style & XIMPreeditPosition)
1521 im_set_position (spot);
1522 im_set_color (fg, bg);
1524 preedit_attr = XVaCreateNestedList (0,
1528 XNSpotLocation, &spot,
1532 else if (input_style & XIMPreeditArea)
1534 im_set_color (fg, bg);
1537 * The necessary width of preedit area is unknown
1538 * until create input context.
1540 needed_rect.width = 0;
1541 im_set_preedit_area (rect, status_rect, needed_rect);
1543 preedit_attr = XVaCreateNestedList (0,
1549 status_attr = XVaCreateNestedList (0,
1552 XNArea, &status_rect,
1556 #if ENABLE_XIM_ONTHESPOT
1557 else if (input_style & XIMPreeditCallbacks)
1559 im_set_position (spot);
1561 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1562 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1563 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1565 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1568 preedit_attr = XVaCreateNestedList (0,
1569 XNSpotLocation, &spot,
1570 XNPreeditStartCallback, &xcb[0],
1571 XNPreeditDoneCallback , &xcb[1],
1572 XNPreeditDrawCallback , &xcb[2],
1574 XNPreeditCaretCallback, &xcb[3],
1580 Input_Context = XCreateIC (xim,
1581 XNInputStyle, input_style,
1583 XNFocusWindow, parent[0],
1584 preedit_attr ? XNPreeditAttributes : NULL,
1586 status_attr ? XNStatusAttributes : NULL,
1589 if (preedit_attr) XFree (preedit_attr);
1590 if (status_attr) XFree (status_attr);
1591 if (fs) XFreeFontSet (dpy, fs);
1593 if (Input_Context == NULL)
1595 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1601 // unfortunately, only the focus window is used by XIM, hard to fix
1602 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1626 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1627 if (rs[Rs_imLocale])
1628 SET_LOCALE (rs[Rs_imLocale]);
1631 p = rs[Rs_inputMethod];
1636 s = rxvt_splitcommastring (p);
1638 for (i = 0; s[i]; i++)
1642 strcpy (buf, "@im=");
1643 strncat (buf, s[i], IMBUFSIZ - 5);
1644 if (IM_get_IC (buf))
1652 rxvt_freecommastring (s);
1658 /* try with XMODIFIERS env. var. */
1662 /* try with no modifiers base IF the user didn't specify an IM */
1663 if (IM_get_IC ("@im=none"))
1667 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1668 if (rs[Rs_imLocale])
1669 SET_LOCALE (locale);
1674 rxvt_term::IMSetPosition ()
1676 XRectangle preedit_rect, status_rect, *needed_rect;
1677 XVaNestedList preedit_attr, status_attr;
1681 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1685 if (input_style & XIMPreeditPosition)
1687 im_set_size (preedit_rect);
1688 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1690 XSetICValues (Input_Context,
1691 XNPreeditAttributes, preedit_attr, NULL);
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,
1711 XFree (status_attr);
1714 XFree (preedit_attr);
1716 #endif /* USE_XIM */
1719 rxvt_term::get_window_origin (int &x, int &y)
1722 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1723 /* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
1727 rxvt_term::get_pixmap_property (int prop_id)
1729 if (prop_id > 0 && prop_id < NUM_XA)
1733 unsigned long nitems, bytes_after;
1735 unsigned char *prop = NULL;
1736 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1737 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1738 &nitems, &bytes_after, &prop);
1739 if (result == Success && prop && atype == XA_PIXMAP)
1741 return *(Pixmap *)prop;
1747 #ifdef HAVE_BG_PIXMAP
1749 # undef update_background
1750 int rxvt_term::trace_update_background (const char *file, int line)
1752 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1753 update_background ();
1758 rxvt_term::update_background ()
1760 bgPixmap.invalidate ();
1762 /* no chance of real time refresh if we are blurring! */
1763 if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
1767 update_background_ev.stop ();
1769 if (!bgPixmap.need_client_side_rendering())
1770 update_background_ev.start (.05);
1771 else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
1772 update_background_ev.start (.20); /* very slow !!! */
1774 update_background_ev.start (.07);
1781 rxvt_term::update_background_cb (ev::timer &w, int revents)
1786 #endif /* HAVE_BG_PIXMAP */
1788 /*----------------------- end-of-file (C source) -----------------------*/