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) 2003-2008 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::rootwin_cb> (this),
177 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
182 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
185 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
187 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
188 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
189 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
190 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
191 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
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
207 rxvt_term::emergency_cleanup ()
210 kill (-cmd_pid, SIGHUP);
216 rxvt_term::~rxvt_term ()
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
220 emergency_cleanup ();
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
229 #ifdef HAVE_BG_PIXMAP
232 #ifdef HAVE_AFTERIMAGE
234 destroy_asvisual (asv, 0);
236 destroy_image_manager (asimman, 0);
246 scrollBar.destroy ();
247 if (gc) XFreeGC (dpy, gc);
250 // destroy all windows
252 XDestroyWindow (dpy, parent[0]);
254 for (int i = 0; i < TOTAL_COLORS; i++)
255 if (ISSET_PIXCOLOR (i))
257 pix_colors_focused [i].free (this);
259 pix_colors_unfocused [i].free (this);
265 display->flush (); /* ideally .put should do this */
266 displays.put (display);
271 /* clear all resources */
272 for (int i = 0; i < allocated.size (); i++)
273 free (allocated [i]);
275 free (selection.text);
276 // TODO: manage env vars in child only(!)
286 #ifdef KEYSYM_RESOURCE
290 XrmDestroyDatabase (option_db);
294 // child has exited, usually destroys
296 rxvt_term::child_cb (ev::child &w, int status)
298 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
302 if (!option (Opt_hold))
307 rxvt_term::destroy ()
309 if (destroy_ev.is_active ())
312 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
321 im_ev.stop (display);
323 scrollbar_ev.stop (display);
324 #if ENABLE_TRANSPARENCY || ENABLE_PERL
325 rootwin_ev.stop (display);
328 termwin_ev.stop (display);
329 vt_ev.stop (display);
335 cursor_blink_ev.stop ();
338 text_blink_ev.stop ();
340 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
341 cont_scroll_ev.stop ();
343 #ifdef SELECTION_SCROLLING
344 sel_scroll_ev.stop ();
354 rxvt_term::destroy_cb (ev::idle &w, int revents)
361 /*----------------------------------------------------------------------*/
363 * Exit gracefully, clearing the utmp entry and restoring tty attributes
364 * TODO: if debugging, this should free up any known resources if we can
366 static XErrorHandler old_xerror_handler;
369 rxvt_emergency_cleanup ()
371 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
372 (*t)->emergency_cleanup ();
377 print_x_error (Display *dpy, XErrorEvent *event)
382 char *mtype = "XlibMessage";
383 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
384 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
385 rxvt_warn ("An X Error occured, trying to continue after report.\n");
386 rxvt_warn ("%s: %s\n", mesg, buffer);
387 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
388 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
389 sprintf(number, "%d", event->request_code);
390 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
391 rxvt_warn ("(which is %s)\n", buffer);
392 if (event->request_code >= 128) {
393 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
397 if ((event->error_code == BadWindow) ||
398 (event->error_code == BadPixmap) ||
399 (event->error_code == BadCursor) ||
400 (event->error_code == BadFont) ||
401 (event->error_code == BadDrawable) ||
402 (event->error_code == BadColor) ||
403 (event->error_code == BadGC) ||
404 (event->error_code == BadIDChoice) ||
405 (event->error_code == BadValue) ||
406 (event->error_code == BadAtom)) {
407 if (event->error_code == BadValue)
408 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
410 else if (event->error_code == BadAtom)
411 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
414 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
418 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
420 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
425 rxvt_xerror_handler (Display *display, XErrorEvent *event)
427 if (GET_R->allowedxerror == -1)
428 GET_R->allowedxerror = event->error_code;
431 // GET_R is most likely not the terminal which caused the error,
432 // so just output the error and continue
434 old_xerror_handler (display, event);
436 print_x_error (display, event);
444 rxvt_xioerror_handler (Display *display)
446 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
447 DisplayString (display));
448 rxvt_emergency_cleanup ();
449 _exit (EXIT_FAILURE);
452 static struct sig_handlers
454 ev::sig sw_term, sw_int;
457 * Catch a fatal signal and tidy up before quitting
459 void sig_term (ev::sig &w, int revents);
463 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
464 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
469 sig_handlers::sig_term (ev::sig &w, int revents)
471 rxvt_emergency_cleanup ();
473 kill (getpid (), w.signum);
476 char **rxvt_environ; // startup environment
483 if (!ev_default_loop (0))
484 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
486 rxvt_environ = environ;
488 signal (SIGHUP, SIG_IGN);
489 signal (SIGPIPE, SIG_IGN);
491 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
492 sig_handlers.sw_int.start (SIGINT); ev_unref ();
494 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
495 /* signal (SIGURG, SIG_DFL); */
497 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
498 // TODO: handle this with exceptions and tolerate the memory loss
499 XSetIOErrorHandler (rxvt_xioerror_handler);
504 /*----------------------------------------------------------------------*/
506 * window size/position calculations for XSizeHint and other storage.
507 * if width/height are non-zero then override calculated width/height
510 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512 short recalc_x, recalc_y;
515 unsigned int max_width, max_height;
517 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
518 szHint.win_gravity = NorthWestGravity;
519 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521 recalc_x = recalc_y = 0;
524 if (!parsed_geometry)
529 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
531 if (flags & WidthValue)
534 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
536 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
537 szHint.flags |= USSize;
540 if (flags & HeightValue)
543 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
545 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
546 szHint.flags |= USSize;
552 szHint.flags |= USPosition;
554 if (flags & XNegative)
557 szHint.win_gravity = NorthEastGravity;
564 szHint.flags |= USPosition;
566 if (flags & YNegative)
570 if (szHint.win_gravity == NorthEastGravity)
571 szHint.win_gravity = SouthEastGravity;
573 szHint.win_gravity = SouthWestGravity;
579 width = ncol * fwidth;
580 height = nrow * fheight;
581 max_width = MAX_COLS * fwidth;
582 max_height = MAX_ROWS * fheight;
584 szHint.base_width = szHint.base_height = 2 * int_bwidth;
586 window_vt_x = window_vt_y = int_bwidth;
590 int sb_w = scrollBar.total_width ();
591 szHint.base_width += sb_w;
593 if (!option (Opt_scrollBar_right))
597 szHint.width_inc = fwidth;
598 szHint.height_inc = fheight;
599 szHint.min_width = szHint.base_width + szHint.width_inc;
600 szHint.min_height = szHint.base_height + szHint.height_inc;
602 if (newwidth && newwidth - szHint.base_width < max_width)
604 szHint.width = newwidth;
605 width = newwidth - szHint.base_width;
609 min_it (width, max_width);
610 szHint.width = szHint.base_width + width;
613 if (newheight && newheight - szHint.base_height < max_height)
615 szHint.height = newheight;
616 height = newheight - szHint.base_height;
620 min_it (height, max_height);
621 szHint.height = szHint.base_height + height;
625 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
628 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
630 ncol = width / fwidth;
631 nrow = height / fheight;
634 /*----------------------------------------------------------------------*/
636 * Tell the teletype handler what size the window is.
637 * Called after a window size change.
640 rxvt_term::tt_winch ()
649 ws.ws_xpixel = width;
650 ws.ws_ypixel = height;
651 ioctl (pty->pty, TIOCSWINSZ, &ws);
654 // TIOCSWINSZ is supposed to do this automatically and correctly
655 if (cmd_pid) /* force through to the command */
656 kill (-cmd_pid, SIGWINCH);
660 /*----------------------------------------------------------------------*/
661 /* set_fonts () - load and set the various fonts
663 * init = 1 - initialize
665 * fontname == FONT_UP - switch to bigger font
666 * fontname == FONT_DN - switch to smaller font
669 rxvt_term::set_fonts ()
671 rxvt_fontset *fs = new rxvt_fontset (this);
675 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
676 || !fs->realize_font (1))
683 for (int i = RS_styleCount; --i; )
684 if (fontset[i] != fontset[0])
691 prop = (*fs)[1]->properties ();
692 prop.height += lineSpace;
693 prop.width += letterSpace;
695 fs->set_prop (prop, false);
698 fheight = prop.height;
701 for (int style = 1; style < 4; style++)
704 const char *res = rs[Rs_font + style];
707 fontset[style] = fontset[0];
710 fontset[style] = fs = new rxvt_fontset (this);
711 rxvt_fontprop prop2 = prop;
716 fs->set_prop (prop2, false);
720 fs->populate (fontset[0]->fontdesc);
722 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
723 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
725 fs->set_prop (prop2, true);
730 fontset[style] = fontset[0];
736 resize_all_windows (0, 0, 0);
745 rxvt_term::set_string_property (Atom prop, const char *str, int len)
747 XChangeProperty (dpy, parent[0],
748 prop, XA_STRING, 8, PropModeReplace,
749 (const unsigned char *)str, len >= 0 ? len : strlen (str));
753 rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
755 wchar_t *ws = rxvt_mbstowcs (str, len);
756 char *s = rxvt_wcstoutf8 (ws);
758 XChangeProperty (dpy, parent[0],
759 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
760 (const unsigned char *)s, strlen (s));
766 /*----------------------------------------------------------------------*/
767 /*----------------------------------------------------------------------*/
768 /* xterm sequences - title, iconName, color (exptl) */
770 rxvt_term::set_title (const char *str)
772 set_string_property (XA_WM_NAME, str);
774 set_utf8_property (xa[XA_NET_WM_NAME], str);
779 rxvt_term::set_icon_name (const char *str)
781 set_string_property (XA_WM_ICON_NAME, str);
783 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
788 rxvt_term::set_window_color (int idx, const char *color)
790 #ifdef XTERM_COLOR_CHANGE
793 if (color == NULL || *color == '\0')
796 color = strdup (color);
797 allocated.push_back ((void *)color);
798 rs[Rs_color + idx] = color;
800 /* handle color aliases */
801 if (isdigit (*color))
803 int i = atoi (color);
805 if (i >= 8 && i <= 15)
808 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
812 if (i >= 0 && i <= 7)
815 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
820 set_color (xcol, color);
823 * FIXME: should free colors here, but no idea how to do it so instead,
824 * so just keep gobbling up the colormap
827 pix_colors_focused[idx] = xcol;
830 /*TODO: handle Color_BD, scrollbar background, etc. */
832 update_fade_color (idx);
835 #endif /* XTERM_COLOR_CHANGE */
839 rxvt_term::recolour_cursor ()
843 (ISSET_PIXCOLOR (Color_pointer_fg)
844 ? pix_colors_focused[Color_pointer_fg]
845 : pix_colors_focused[Color_fg]).get (fg);
847 (ISSET_PIXCOLOR (Color_pointer_bg)
848 ? pix_colors_focused[Color_pointer_bg]
849 : pix_colors_focused[Color_bg]).get (bg);
851 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
854 /*----------------------------------------------------------------------*/
856 * find if fg/bg matches any of the normal (low-intensity) colors
859 rxvt_term::set_colorfgbg ()
862 const char *xpmb = "";
863 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
865 strcpy (fstr, "default");
866 strcpy (bstr, "default");
867 for (i = Color_Black; i <= Color_White; i++)
868 if (pix_colors[Color_fg] == pix_colors[i])
870 sprintf (fstr, "%d", (i - Color_Black));
874 for (i = Color_Black; i <= Color_White; i++)
875 if (pix_colors[Color_bg] == pix_colors[i])
877 sprintf (bstr, "%d", (i - Color_Black));
878 #ifdef BG_IMAGE_FROM_FILE
884 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
887 /*----------------------------------------------------------------------*/
890 rxvt_term::set_color (rxvt_color &color, const char *name)
892 if (color.set (this, name))
895 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
900 rxvt_term::alias_color (int dst, int src)
902 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
905 /* -------------------------------------------------------------------- *
906 * - WINDOW RESIZING - *
907 * -------------------------------------------------------------------- */
909 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912 int old_width = szHint.width;
913 int old_height = szHint.height;
915 window_calc (newwidth, newheight);
917 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
919 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
922 szHint.flags &= ~(PBaseSize | PResizeInc);
923 XSetWMNormalHints (dpy, parent[0], &szHint);
924 szHint.flags |= PBaseSize | PResizeInc;
931 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
932 * reposition window on resize depending on placement on screen
936 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
939 XTranslateCoordinates (dpy, parent[0], display->root,
940 0, 0, &x, &y, &unused_cr);
941 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
942 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
944 * if display->root isn't the parent window, a WM will probably have offset
945 * our position for handles and decorations. Counter it
947 if (x1 != x || y1 != y)
953 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
954 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
955 dx = old_width - szHint.width;
956 dy = old_height - szHint.height;
958 /* Check position of the center of the window */
959 if (x < x1) /* left half */
961 else if (x == x1) /* exact center */
963 if (y < y1) /* top half */
965 else if (y == y1) /* exact center */
968 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
969 szHint.width, szHint.height);
971 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
976 XSetWMNormalHints (dpy, parent[0], &szHint);
978 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
980 if (fix_screen || newwidth != old_width || newheight != old_height)
985 XMoveResizeWindow (dpy, vt,
986 window_vt_x, window_vt_y,
989 #ifdef HAVE_BG_PIXMAP
990 if (bgPixmap.window_size_sensitive ())
991 update_background ();
995 if (fix_screen || old_height == 0)
998 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1001 #ifdef HAVE_BG_PIXMAP
1002 // TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1003 // if (bgPixmap.pixmap)
1004 // scr_touch (false);
1013 * Set the width/height of the vt window in characters. Units are pixels.
1014 * good for toggling 80/132 columns
1017 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1019 XWindowAttributes wattr;
1021 if (newwidth == 0 || newheight == 0)
1023 XGetWindowAttributes (dpy, display->root, &wattr);
1026 newwidth = wattr.width - szHint.base_width;
1028 newheight = wattr.height - szHint.base_height;
1031 if (newwidth != width || newheight != height)
1033 newwidth += szHint.base_width;
1034 newheight += szHint.base_height;
1035 resize_all_windows (newwidth, newheight, 0);
1039 /* -------------------------------------------------------------------- *
1040 * - X INPUT METHOD ROUTINES - *
1041 * -------------------------------------------------------------------- */
1045 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1047 fg = pix_colors [Color_fg];
1048 bg = pix_colors [Color_bg];
1052 rxvt_term::im_set_size (XRectangle &size)
1054 // the int_bwidth terms make no sense to me
1055 size.x = int_bwidth;
1056 size.y = int_bwidth;
1057 size.width = Width2Pixel (ncol) + int_bwidth;
1058 size.height = Height2Pixel (nrow) + int_bwidth;
1062 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1063 XRectangle &status_rect,
1064 const XRectangle &needed_rect)
1066 preedit_rect.x = needed_rect.width;
1068 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1069 preedit_rect.height = fheight;
1073 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1074 status_rect.height = fheight;
1077 /* Checking whether input method is running. */
1079 rxvt_term::IMisRunning ()
1083 char server[IMBUFSIZ];
1085 /* get current locale modifier */
1086 if (char *p = XSetLocaleModifiers (0))
1088 strcpy (server, "@server=");
1089 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1091 if (p = strchr (server + 1, '@')) /* first one only */
1094 atom = XInternAtom (dpy, server, False);
1095 win = XGetSelectionOwner (dpy, atom);
1105 rxvt_term::IMSendSpot ()
1108 XVaNestedList preedit_attr;
1112 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1115 im_set_position (nspot);
1117 if (nspot.x == spot.x && nspot.y == spot.y)
1122 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1123 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1124 XFree (preedit_attr);
1128 rxvt_term::im_destroy ()
1132 if (Input_Context && input_method->xim)
1133 XDestroyIC (Input_Context);
1135 display->put_xim (input_method);
1142 #ifdef ENABLE_XIM_ONTHESPOT
1145 xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1147 ((rxvt_term *)client_data)->make_current ();
1148 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1152 xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1154 ((rxvt_term *)client_data)->make_current ();
1155 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1159 xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1161 rxvt_term *term = (rxvt_term *)client_data;
1162 XIMText *text = call_data->text;
1164 term->make_current ();
1170 if (!text->encoding_is_wchar && text->string.multi_byte)
1172 // of course, X makes it ugly again
1173 if (term->rs[Rs_imLocale])
1174 SET_LOCALE (term->rs[Rs_imLocale]);
1176 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1177 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1179 if (term->rs[Rs_imLocale])
1180 SET_LOCALE (term->locale);
1183 str = (void *)text->string.wide_char;
1185 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1186 DT_INT, call_data->caret,
1187 DT_INT, call_data->chg_first,
1188 DT_INT, call_data->chg_length,
1189 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1190 DT_WCS_LEN, str, str ? (int)text->length : 0,
1194 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1195 DT_INT, call_data->caret,
1196 DT_INT, call_data->chg_first,
1197 DT_INT, call_data->chg_length,
1203 xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1205 ((rxvt_term *)client_data)->make_current ();
1206 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1207 DT_INT, call_data->position,
1208 DT_INT, call_data->direction,
1209 DT_INT, call_data->style,
1217 * Try to open a XIM with the current modifiers, then see if we can
1218 * open a suitable preedit type
1221 rxvt_term::IM_get_IC (const char *modifiers)
1226 XRectangle rect, status_rect, needed_rect;
1227 unsigned long fg, bg;
1230 XIMStyles *xim_styles;
1231 #ifdef ENABLE_XIM_ONTHESPOT
1237 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1240 input_method = display->get_xim (locale, modifiers);
1241 if (input_method == NULL)
1244 xim = input_method->xim;
1245 spot.x = spot.y = -1;
1248 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1249 || !xim_styles || !xim_styles->count_styles)
1255 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1257 for (int pi = 0; pi < 2; pi++)
1264 s = rxvt_splitcommastring (p);
1266 for (i = found = 0; !found && s[i]; i++)
1268 if (!strcmp (s[i], "OverTheSpot"))
1269 input_style = XIMPreeditPosition | XIMStatusNothing;
1270 else if (!strcmp (s[i], "OffTheSpot"))
1271 input_style = XIMPreeditArea | XIMStatusArea;
1272 else if (!strcmp (s[i], "Root"))
1273 input_style = XIMPreeditNothing | XIMStatusNothing;
1274 else if (!strcmp (s[i], "None"))
1275 input_style = XIMPreeditNone | XIMStatusNone;
1276 #ifdef ENABLE_XIM_ONTHESPOT
1277 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1278 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1281 input_style = XIMPreeditNothing | XIMStatusNothing;
1283 for (j = 0; j < xim_styles->count_styles; j++)
1284 if (input_style == xim_styles->supported_styles[j])
1286 rxvt_freecommastring (s);
1294 rxvt_freecommastring (s);
1308 XVaNestedList preedit_attr = 0, status_attr = 0;
1310 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1312 // fake us a font-set, please
1313 char **missing_charset_list;
1314 int missing_charset_count;
1319 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1320 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1321 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1322 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1323 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1326 fheight + 1, fheight - 1,
1327 fheight - 2, fheight + 2);
1329 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1330 &missing_charset_list, &missing_charset_count, &def_string);
1332 if (missing_charset_list)
1333 XFreeStringList (missing_charset_list);
1337 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1338 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1342 if (input_style & XIMPreeditPosition)
1345 im_set_position (spot);
1346 im_set_color (fg, bg);
1348 preedit_attr = XVaCreateNestedList (0,
1352 XNSpotLocation, &spot,
1356 else if (input_style & XIMPreeditArea)
1358 im_set_color (fg, bg);
1361 * The necessary width of preedit area is unknown
1362 * until create input context.
1364 needed_rect.width = 0;
1365 im_set_preedit_area (rect, status_rect, needed_rect);
1367 preedit_attr = XVaCreateNestedList (0,
1373 status_attr = XVaCreateNestedList (0,
1376 XNArea, &status_rect,
1380 #if ENABLE_XIM_ONTHESPOT
1381 else if (input_style & XIMPreeditCallbacks)
1383 im_set_position (spot);
1385 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1386 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1387 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1389 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1392 preedit_attr = XVaCreateNestedList (0,
1393 XNSpotLocation, &spot,
1394 XNPreeditStartCallback, &xcb[0],
1395 XNPreeditDoneCallback , &xcb[1],
1396 XNPreeditDrawCallback , &xcb[2],
1398 XNPreeditCaretCallback, &xcb[3],
1404 Input_Context = XCreateIC (xim,
1405 XNInputStyle, input_style,
1407 XNFocusWindow, parent[0],
1408 preedit_attr ? XNPreeditAttributes : NULL,
1410 status_attr ? XNStatusAttributes : NULL,
1413 if (preedit_attr) XFree (preedit_attr);
1414 if (status_attr) XFree (status_attr);
1415 if (fs) XFreeFontSet (dpy, fs);
1417 if (Input_Context == NULL)
1419 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1425 // unfortunately, only the focus window is used by XIM, hard to fix
1426 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1450 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1451 if (rs[Rs_imLocale])
1452 SET_LOCALE (rs[Rs_imLocale]);
1455 p = rs[Rs_inputMethod];
1460 s = rxvt_splitcommastring (p);
1462 for (i = 0; s[i]; i++)
1466 strcpy (buf, "@im=");
1467 strncat (buf, s[i], IMBUFSIZ - 5);
1468 if (IM_get_IC (buf))
1476 rxvt_freecommastring (s);
1482 /* try with XMODIFIERS env. var. */
1486 /* try with no modifiers base IF the user didn't specify an IM */
1487 if (IM_get_IC ("@im=none"))
1491 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1492 if (rs[Rs_imLocale])
1493 SET_LOCALE (locale);
1498 rxvt_term::IMSetPosition ()
1500 XRectangle preedit_rect, status_rect, *needed_rect;
1501 XVaNestedList preedit_attr, status_attr;
1505 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1509 if (input_style & XIMPreeditPosition)
1511 im_set_size (preedit_rect);
1512 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1514 XSetICValues (Input_Context,
1515 XNPreeditAttributes, preedit_attr, NULL);
1519 /* Getting the necessary width of preedit area */
1520 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1521 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1522 XFree (status_attr);
1524 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1525 XFree (needed_rect);
1527 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1528 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1530 XSetICValues (Input_Context,
1531 XNPreeditAttributes, preedit_attr,
1532 XNStatusAttributes, status_attr,
1535 XFree (status_attr);
1538 XFree (preedit_attr);
1540 #endif /* USE_XIM */
1543 rxvt_term::get_window_origin (int &x, int &y)
1546 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1547 /* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1551 rxvt_term::get_pixmap_property (int prop_id)
1553 if (prop_id > 0 && prop_id < NUM_XA)
1557 unsigned long nitems, bytes_after;
1559 unsigned char *prop = NULL;
1560 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1561 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1562 &nitems, &bytes_after, &prop);
1563 if (result == Success && prop && atype == XA_PIXMAP)
1564 return *(Pixmap *)prop;
1570 #ifdef HAVE_BG_PIXMAP
1572 # undef update_background
1574 rxvt_term::trace_update_background (const char *file, int line)
1576 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1577 update_background ();
1582 rxvt_term::update_background ()
1584 if (update_background_ev.is_active ())
1587 bgPixmap.invalidate ();
1589 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1594 update_background_ev.start (to_wait);
1598 rxvt_term::update_background_cb (ev::timer &w, int revents)
1602 update_background_ev.stop ();
1607 #endif /* HAVE_BG_PIXMAP */
1609 /*----------------------- end-of-file (C source) -----------------------*/