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);
242 selection_clear (true);
247 scrollBar.destroy ();
248 if (gc) XFreeGC (dpy, gc);
251 // destroy all windows
253 XDestroyWindow (dpy, parent[0]);
255 for (int i = 0; i < TOTAL_COLORS; i++)
256 if (ISSET_PIXCOLOR (i))
258 pix_colors_focused [i].free (this);
260 pix_colors_unfocused [i].free (this);
266 display->flush (); /* ideally .put should do this */
267 displays.put (display);
272 /* clear all resources */
273 for (int i = 0; i < allocated.size (); i++)
274 free (allocated [i]);
276 free (selection.text);
277 free (selection.clip_text);
278 // TODO: manage env vars in child only(!)
288 #ifdef KEYSYM_RESOURCE
292 XrmDestroyDatabase (option_db);
296 // child has exited, usually destroys
298 rxvt_term::child_cb (ev::child &w, int status)
300 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
304 if (!option (Opt_hold))
309 rxvt_term::destroy ()
311 if (destroy_ev.is_active ())
314 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
323 im_ev.stop (display);
325 scrollbar_ev.stop (display);
326 #if ENABLE_TRANSPARENCY || ENABLE_PERL
327 rootwin_ev.stop (display);
330 termwin_ev.stop (display);
331 vt_ev.stop (display);
337 cursor_blink_ev.stop ();
340 text_blink_ev.stop ();
342 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
343 cont_scroll_ev.stop ();
345 #ifdef SELECTION_SCROLLING
346 sel_scroll_ev.stop ();
356 rxvt_term::destroy_cb (ev::idle &w, int revents)
363 /*----------------------------------------------------------------------*/
365 * Exit gracefully, clearing the utmp entry and restoring tty attributes
366 * TODO: if debugging, this should free up any known resources if we can
368 static XErrorHandler old_xerror_handler;
371 rxvt_emergency_cleanup ()
373 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
374 (*t)->emergency_cleanup ();
379 print_x_error (Display *dpy, XErrorEvent *event)
384 char *mtype = "XlibMessage";
385 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
386 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
387 rxvt_warn ("An X Error occured, trying to continue after report.\n");
388 rxvt_warn ("%s: %s\n", mesg, buffer);
389 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
390 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
391 sprintf(number, "%d", event->request_code);
392 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
393 rxvt_warn ("(which is %s)\n", buffer);
394 if (event->request_code >= 128) {
395 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
397 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
399 if ((event->error_code == BadWindow) ||
400 (event->error_code == BadPixmap) ||
401 (event->error_code == BadCursor) ||
402 (event->error_code == BadFont) ||
403 (event->error_code == BadDrawable) ||
404 (event->error_code == BadColor) ||
405 (event->error_code == BadGC) ||
406 (event->error_code == BadIDChoice) ||
407 (event->error_code == BadValue) ||
408 (event->error_code == BadAtom)) {
409 if (event->error_code == BadValue)
410 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
412 else if (event->error_code == BadAtom)
413 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
416 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
418 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
420 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
422 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
427 rxvt_xerror_handler (Display *display, XErrorEvent *event)
429 if (GET_R->allowedxerror == -1)
430 GET_R->allowedxerror = event->error_code;
433 // GET_R is most likely not the terminal which caused the error,
434 // so just output the error and continue
436 old_xerror_handler (display, event);
438 print_x_error (display, event);
446 rxvt_xioerror_handler (Display *display)
448 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
449 DisplayString (display));
450 rxvt_emergency_cleanup ();
451 _exit (EXIT_FAILURE);
454 static struct sig_handlers
456 ev::sig sw_term, sw_int;
459 * Catch a fatal signal and tidy up before quitting
461 void sig_term (ev::sig &w, int revents);
465 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
466 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
471 sig_handlers::sig_term (ev::sig &w, int revents)
473 rxvt_emergency_cleanup ();
475 kill (getpid (), w.signum);
478 char **rxvt_environ; // startup environment
485 if (!ev_default_loop (0))
486 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
488 rxvt_environ = environ;
490 signal (SIGHUP, SIG_IGN);
491 signal (SIGPIPE, SIG_IGN);
493 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
494 sig_handlers.sw_int.start (SIGINT); ev_unref ();
496 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
497 /* signal (SIGURG, SIG_DFL); */
499 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
500 // TODO: handle this with exceptions and tolerate the memory loss
501 XSetIOErrorHandler (rxvt_xioerror_handler);
506 /*----------------------------------------------------------------------*/
508 * window size/position calculations for XSizeHint and other storage.
509 * if width/height are non-zero then override calculated width/height
512 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
514 short recalc_x, recalc_y;
517 unsigned int max_width, max_height;
519 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
520 szHint.win_gravity = NorthWestGravity;
521 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523 recalc_x = recalc_y = 0;
526 if (!parsed_geometry)
531 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
533 if (flags & WidthValue)
536 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
538 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
539 szHint.flags |= USSize;
542 if (flags & HeightValue)
545 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
547 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
548 szHint.flags |= USSize;
554 szHint.flags |= USPosition;
556 if (flags & XNegative)
559 szHint.win_gravity = NorthEastGravity;
566 szHint.flags |= USPosition;
568 if (flags & YNegative)
572 if (szHint.win_gravity == NorthEastGravity)
573 szHint.win_gravity = SouthEastGravity;
575 szHint.win_gravity = SouthWestGravity;
581 width = ncol * fwidth;
582 height = nrow * fheight;
583 max_width = MAX_COLS * fwidth;
584 max_height = MAX_ROWS * fheight;
586 szHint.base_width = szHint.base_height = 2 * int_bwidth;
588 window_vt_x = window_vt_y = int_bwidth;
592 int sb_w = scrollBar.total_width ();
593 szHint.base_width += sb_w;
595 if (!option (Opt_scrollBar_right))
599 szHint.width_inc = fwidth;
600 szHint.height_inc = fheight;
601 szHint.min_width = szHint.base_width + szHint.width_inc;
602 szHint.min_height = szHint.base_height + szHint.height_inc;
604 if (newwidth && newwidth - szHint.base_width < max_width)
606 szHint.width = newwidth;
607 width = newwidth - szHint.base_width;
611 min_it (width, max_width);
612 szHint.width = szHint.base_width + width;
615 if (newheight && newheight - szHint.base_height < max_height)
617 szHint.height = newheight;
618 height = newheight - szHint.base_height;
622 min_it (height, max_height);
623 szHint.height = szHint.base_height + height;
627 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
630 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
632 ncol = width / fwidth;
633 nrow = height / fheight;
636 /*----------------------------------------------------------------------*/
638 * Tell the teletype handler what size the window is.
639 * Called after a window size change.
642 rxvt_term::tt_winch ()
651 ws.ws_xpixel = width;
652 ws.ws_ypixel = height;
653 ioctl (pty->pty, TIOCSWINSZ, &ws);
656 // TIOCSWINSZ is supposed to do this automatically and correctly
657 if (cmd_pid) /* force through to the command */
658 kill (-cmd_pid, SIGWINCH);
662 /*----------------------------------------------------------------------*/
663 /* set_fonts () - load and set the various fonts
665 * init = 1 - initialize
667 * fontname == FONT_UP - switch to bigger font
668 * fontname == FONT_DN - switch to smaller font
671 rxvt_term::set_fonts ()
673 rxvt_fontset *fs = new rxvt_fontset (this);
677 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
678 || !fs->realize_font (1))
685 for (int i = RS_styleCount; --i; )
686 if (fontset[i] != fontset[0])
693 prop = (*fs)[1]->properties ();
694 prop.height += lineSpace;
695 prop.width += letterSpace;
697 fs->set_prop (prop, false);
700 fheight = prop.height;
703 for (int style = 1; style < 4; style++)
706 const char *res = rs[Rs_font + style];
709 fontset[style] = fontset[0];
712 fontset[style] = fs = new rxvt_fontset (this);
713 rxvt_fontprop prop2 = prop;
718 fs->set_prop (prop2, false);
722 fs->populate (fontset[0]->fontdesc);
724 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
725 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
727 fs->set_prop (prop2, true);
732 fontset[style] = fontset[0];
738 resize_all_windows (0, 0, 0);
747 rxvt_term::set_string_property (Atom prop, const char *str, int len)
749 XChangeProperty (dpy, parent[0],
750 prop, XA_STRING, 8, PropModeReplace,
751 (const unsigned char *)str, len >= 0 ? len : strlen (str));
755 rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
757 wchar_t *ws = rxvt_mbstowcs (str, len);
758 char *s = rxvt_wcstoutf8 (ws);
760 XChangeProperty (dpy, parent[0],
761 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
762 (const unsigned char *)s, strlen (s));
768 /*----------------------------------------------------------------------*/
769 /*----------------------------------------------------------------------*/
770 /* xterm sequences - title, iconName, color (exptl) */
772 rxvt_term::set_title (const char *str)
774 set_string_property (XA_WM_NAME, str);
776 set_utf8_property (xa[XA_NET_WM_NAME], str);
781 rxvt_term::set_icon_name (const char *str)
783 set_string_property (XA_WM_ICON_NAME, str);
785 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
790 rxvt_term::set_window_color (int idx, const char *color)
792 #ifdef XTERM_COLOR_CHANGE
795 if (color == NULL || *color == '\0')
798 color = strdup (color);
799 allocated.push_back ((void *)color);
800 rs[Rs_color + idx] = color;
802 /* handle color aliases */
803 if (isdigit (*color))
805 int i = atoi (color);
807 if (i >= 8 && i <= 15)
810 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
814 if (i >= 0 && i <= 7)
817 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
822 set_color (xcol, color);
825 * FIXME: should free colors here, but no idea how to do it so instead,
826 * so just keep gobbling up the colormap
829 pix_colors_focused[idx] = xcol;
832 /*TODO: handle Color_BD, scrollbar background, etc. */
834 update_fade_color (idx);
837 #endif /* XTERM_COLOR_CHANGE */
841 rxvt_term::recolour_cursor ()
845 (ISSET_PIXCOLOR (Color_pointer_fg)
846 ? pix_colors_focused[Color_pointer_fg]
847 : pix_colors_focused[Color_fg]).get (fg);
849 (ISSET_PIXCOLOR (Color_pointer_bg)
850 ? pix_colors_focused[Color_pointer_bg]
851 : pix_colors_focused[Color_bg]).get (bg);
853 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
856 /*----------------------------------------------------------------------*/
858 * find if fg/bg matches any of the normal (low-intensity) colors
861 rxvt_term::set_colorfgbg ()
864 const char *xpmb = "";
865 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
867 strcpy (fstr, "default");
868 strcpy (bstr, "default");
869 for (i = Color_Black; i <= Color_White; i++)
870 if (pix_colors[Color_fg] == pix_colors[i])
872 sprintf (fstr, "%d", (i - Color_Black));
876 for (i = Color_Black; i <= Color_White; i++)
877 if (pix_colors[Color_bg] == pix_colors[i])
879 sprintf (bstr, "%d", (i - Color_Black));
880 #ifdef BG_IMAGE_FROM_FILE
886 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
889 /*----------------------------------------------------------------------*/
892 rxvt_term::set_color (rxvt_color &color, const char *name)
894 if (color.set (this, name))
897 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
902 rxvt_term::alias_color (int dst, int src)
904 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
907 /* -------------------------------------------------------------------- *
908 * - WINDOW RESIZING - *
909 * -------------------------------------------------------------------- */
911 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914 int old_width = szHint.width;
915 int old_height = szHint.height;
917 window_calc (newwidth, newheight);
919 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
921 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
924 szHint.flags &= ~(PBaseSize | PResizeInc);
925 XSetWMNormalHints (dpy, parent[0], &szHint);
926 szHint.flags |= PBaseSize | PResizeInc;
933 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
934 * reposition window on resize depending on placement on screen
938 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941 XTranslateCoordinates (dpy, parent[0], display->root,
942 0, 0, &x, &y, &unused_cr);
943 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
944 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
946 * if display->root isn't the parent window, a WM will probably have offset
947 * our position for handles and decorations. Counter it
949 if (x1 != x || y1 != y)
955 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
956 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
957 dx = old_width - szHint.width;
958 dy = old_height - szHint.height;
960 /* Check position of the center of the window */
961 if (x < x1) /* left half */
963 else if (x == x1) /* exact center */
965 if (y < y1) /* top half */
967 else if (y == y1) /* exact center */
970 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
971 szHint.width, szHint.height);
973 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
978 XSetWMNormalHints (dpy, parent[0], &szHint);
980 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
982 if (fix_screen || newwidth != old_width || newheight != old_height)
987 XMoveResizeWindow (dpy, vt,
988 window_vt_x, window_vt_y,
991 #ifdef HAVE_BG_PIXMAP
992 if (bgPixmap.window_size_sensitive ())
993 update_background ();
997 if (fix_screen || old_height == 0)
1000 #ifdef HAVE_BG_PIXMAP
1001 // TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1002 // if (bgPixmap.pixmap)
1003 // scr_touch (false);
1012 * Set the width/height of the vt window in characters. Units are pixels.
1013 * good for toggling 80/132 columns
1016 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1018 XWindowAttributes wattr;
1020 if (newwidth == 0 || newheight == 0)
1022 XGetWindowAttributes (dpy, display->root, &wattr);
1025 newwidth = wattr.width - szHint.base_width;
1027 newheight = wattr.height - szHint.base_height;
1030 if (newwidth != width || newheight != height)
1032 newwidth += szHint.base_width;
1033 newheight += szHint.base_height;
1034 resize_all_windows (newwidth, newheight, 0);
1038 /* -------------------------------------------------------------------- *
1039 * - X INPUT METHOD ROUTINES - *
1040 * -------------------------------------------------------------------- */
1044 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1046 fg = pix_colors [Color_fg];
1047 bg = pix_colors [Color_bg];
1051 rxvt_term::im_set_size (XRectangle &size)
1053 // the int_bwidth terms make no sense to me
1054 size.x = int_bwidth;
1055 size.y = int_bwidth;
1056 size.width = Width2Pixel (ncol) + int_bwidth;
1057 size.height = Height2Pixel (nrow) + int_bwidth;
1061 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1062 XRectangle &status_rect,
1063 const XRectangle &needed_rect)
1065 preedit_rect.x = needed_rect.width;
1067 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1068 preedit_rect.height = fheight;
1072 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1073 status_rect.height = fheight;
1076 /* Checking whether input method is running. */
1078 rxvt_term::IMisRunning ()
1082 char server[IMBUFSIZ];
1084 /* get current locale modifier */
1085 if (char *p = XSetLocaleModifiers (0))
1087 strcpy (server, "@server=");
1088 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1090 if (p = strchr (server + 1, '@')) /* first one only */
1093 atom = XInternAtom (dpy, server, False);
1094 win = XGetSelectionOwner (dpy, atom);
1104 rxvt_term::IMSendSpot ()
1107 XVaNestedList preedit_attr;
1111 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1114 im_set_position (nspot);
1116 if (nspot.x == spot.x && nspot.y == spot.y)
1121 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1122 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1123 XFree (preedit_attr);
1127 rxvt_term::im_destroy ()
1131 if (Input_Context && input_method->xim)
1132 XDestroyIC (Input_Context);
1134 display->put_xim (input_method);
1141 #ifdef ENABLE_XIM_ONTHESPOT
1144 xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1146 ((rxvt_term *)client_data)->make_current ();
1147 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1151 xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1153 ((rxvt_term *)client_data)->make_current ();
1154 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1158 xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1160 rxvt_term *term = (rxvt_term *)client_data;
1161 XIMText *text = call_data->text;
1163 term->make_current ();
1169 if (!text->encoding_is_wchar && text->string.multi_byte)
1171 // of course, X makes it ugly again
1172 if (term->rs[Rs_imLocale])
1173 SET_LOCALE (term->rs[Rs_imLocale]);
1175 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1176 mbstowcs (str, text->string.multi_byte, text->length + 1);
1178 if (term->rs[Rs_imLocale])
1179 SET_LOCALE (term->locale);
1182 str = text->string.wide_char;
1184 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1185 DT_INT, call_data->caret,
1186 DT_INT, call_data->chg_first,
1187 DT_INT, call_data->chg_length,
1188 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1189 DT_WCS_LEN, str, str ? (int)text->length : 0,
1193 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1194 DT_INT, call_data->caret,
1195 DT_INT, call_data->chg_first,
1196 DT_INT, call_data->chg_length,
1202 xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1204 ((rxvt_term *)client_data)->make_current ();
1205 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1206 DT_INT, call_data->position,
1207 DT_INT, call_data->direction,
1208 DT_INT, call_data->style,
1216 * Try to open a XIM with the current modifiers, then see if we can
1217 * open a suitable preedit type
1220 rxvt_term::IM_get_IC (const char *modifiers)
1225 XRectangle rect, status_rect, needed_rect;
1226 unsigned long fg, bg;
1229 XIMStyles *xim_styles;
1230 #ifdef ENABLE_XIM_ONTHESPOT
1236 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1239 input_method = display->get_xim (locale, modifiers);
1240 if (input_method == NULL)
1243 xim = input_method->xim;
1244 spot.x = spot.y = -1;
1247 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1248 || !xim_styles || !xim_styles->count_styles)
1254 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1256 for (int pi = 0; pi < 2; pi++)
1263 s = rxvt_splitcommastring (p);
1265 for (i = found = 0; !found && s[i]; i++)
1267 if (!strcmp (s[i], "OverTheSpot"))
1268 input_style = XIMPreeditPosition | XIMStatusNothing;
1269 else if (!strcmp (s[i], "OffTheSpot"))
1270 input_style = XIMPreeditArea | XIMStatusArea;
1271 else if (!strcmp (s[i], "Root"))
1272 input_style = XIMPreeditNothing | XIMStatusNothing;
1273 else if (!strcmp (s[i], "None"))
1274 input_style = XIMPreeditNone | XIMStatusNone;
1275 #ifdef ENABLE_XIM_ONTHESPOT
1276 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1277 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1280 input_style = XIMPreeditNothing | XIMStatusNothing;
1282 for (j = 0; j < xim_styles->count_styles; j++)
1283 if (input_style == xim_styles->supported_styles[j])
1285 rxvt_freecommastring (s);
1293 rxvt_freecommastring (s);
1307 XVaNestedList preedit_attr = 0, status_attr = 0;
1309 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1311 // fake us a font-set, please
1312 char **missing_charset_list;
1313 int missing_charset_count;
1318 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1319 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1320 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1321 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1322 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1325 fheight + 1, fheight - 1,
1326 fheight - 2, fheight + 2);
1328 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1329 &missing_charset_list, &missing_charset_count, &def_string);
1331 if (missing_charset_list)
1332 XFreeStringList (missing_charset_list);
1336 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1337 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1341 if (input_style & XIMPreeditPosition)
1344 im_set_position (spot);
1345 im_set_color (fg, bg);
1347 preedit_attr = XVaCreateNestedList (0,
1351 XNSpotLocation, &spot,
1355 else if (input_style & XIMPreeditArea)
1357 im_set_color (fg, bg);
1360 * The necessary width of preedit area is unknown
1361 * until create input context.
1363 needed_rect.width = 0;
1364 im_set_preedit_area (rect, status_rect, needed_rect);
1366 preedit_attr = XVaCreateNestedList (0,
1372 status_attr = XVaCreateNestedList (0,
1375 XNArea, &status_rect,
1379 #if ENABLE_XIM_ONTHESPOT
1380 else if (input_style & XIMPreeditCallbacks)
1382 im_set_position (spot);
1384 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1385 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1386 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1388 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1391 preedit_attr = XVaCreateNestedList (0,
1392 XNSpotLocation, &spot,
1393 XNPreeditStartCallback, &xcb[0],
1394 XNPreeditDoneCallback , &xcb[1],
1395 XNPreeditDrawCallback , &xcb[2],
1397 XNPreeditCaretCallback, &xcb[3],
1403 Input_Context = XCreateIC (xim,
1404 XNInputStyle, input_style,
1406 XNFocusWindow, parent[0],
1407 preedit_attr ? XNPreeditAttributes : NULL,
1409 status_attr ? XNStatusAttributes : NULL,
1412 if (preedit_attr) XFree (preedit_attr);
1413 if (status_attr) XFree (status_attr);
1414 if (fs) XFreeFontSet (dpy, fs);
1416 if (Input_Context == NULL)
1418 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1424 // unfortunately, only the focus window is used by XIM, hard to fix
1425 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1449 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1450 if (rs[Rs_imLocale])
1451 SET_LOCALE (rs[Rs_imLocale]);
1454 p = rs[Rs_inputMethod];
1459 s = rxvt_splitcommastring (p);
1461 for (i = 0; s[i]; i++)
1465 strcpy (buf, "@im=");
1466 strncat (buf, s[i], IMBUFSIZ - 5);
1467 if (IM_get_IC (buf))
1475 rxvt_freecommastring (s);
1481 /* try with XMODIFIERS env. var. */
1485 /* try with no modifiers base IF the user didn't specify an IM */
1486 if (IM_get_IC ("@im=none"))
1490 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1491 if (rs[Rs_imLocale])
1492 SET_LOCALE (locale);
1497 rxvt_term::IMSetPosition ()
1499 XRectangle preedit_rect, status_rect, *needed_rect;
1500 XVaNestedList preedit_attr, status_attr;
1504 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1508 if (input_style & XIMPreeditPosition)
1510 im_set_size (preedit_rect);
1511 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1513 XSetICValues (Input_Context,
1514 XNPreeditAttributes, preedit_attr, NULL);
1518 /* Getting the necessary width of preedit area */
1519 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1520 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1521 XFree (status_attr);
1523 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1524 XFree (needed_rect);
1526 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1527 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1529 XSetICValues (Input_Context,
1530 XNPreeditAttributes, preedit_attr,
1531 XNStatusAttributes, status_attr,
1534 XFree (status_attr);
1537 XFree (preedit_attr);
1539 #endif /* USE_XIM */
1542 rxvt_term::get_window_origin (int &x, int &y)
1545 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1546 /* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1550 rxvt_term::get_pixmap_property (int prop_id)
1552 if (prop_id > 0 && prop_id < NUM_XA)
1556 unsigned long nitems, bytes_after;
1558 unsigned char *prop = NULL;
1559 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1560 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1561 &nitems, &bytes_after, &prop);
1562 if (result == Success && prop && atype == XA_PIXMAP)
1563 return *(Pixmap *)prop;
1569 #ifdef HAVE_BG_PIXMAP
1571 # undef update_background
1573 rxvt_term::trace_update_background (const char *file, int line)
1575 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1576 update_background ();
1581 rxvt_term::update_background ()
1583 if (update_background_ev.is_active ())
1586 bgPixmap.invalidate ();
1588 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1593 update_background_ev.start (to_wait);
1597 rxvt_term::update_background_cb (ev::timer &w, int revents)
1601 update_background_ev.stop ();
1606 #endif /* HAVE_BG_PIXMAP */
1608 /*----------------------- end-of-file (C source) -----------------------*/