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
240 #ifdef XTERM_SCROLLBAR
241 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
242 if (ShadowGC) XFreeGC (dpy, ShadowGC);
244 #ifdef PLAIN_SCROLLBAR
245 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
247 #ifdef NEXT_SCROLLBAR
248 if (blackGC) XFreeGC (dpy, blackGC);
249 if (whiteGC) XFreeGC (dpy, whiteGC);
250 if (grayGC) XFreeGC (dpy, grayGC);
251 if (darkGC) XFreeGC (dpy, darkGC);
252 if (stippleGC) XFreeGC (dpy, stippleGC);
253 if (dimple) XFreePixmap (dpy, dimple);
254 if (upArrow) XFreePixmap (dpy, upArrow);
255 if (downArrow) XFreePixmap (dpy, downArrow);
256 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
257 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
259 #ifdef RXVT_SCROLLBAR
260 if (topShadowGC) XFreeGC (dpy, topShadowGC);
261 if (botShadowGC) XFreeGC (dpy, botShadowGC);
262 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
264 if (gc) XFreeGC (dpy, gc);
267 // destroy all windows
269 XDestroyWindow (dpy, parent[0]);
271 for (int i = 0; i < TOTAL_COLORS; i++)
272 if (ISSET_PIXCOLOR (i))
274 pix_colors_focused [i].free (this);
276 pix_colors_unfocused [i].free (this);
282 display->flush (); /* ideally .put should do this */
283 displays.put (display);
288 /* clear all resources */
289 for (int i = 0; i < allocated.size (); i++)
290 free (allocated [i]);
292 free (selection.text);
293 // TODO: manage env vars in child only(!)
303 #ifdef KEYSYM_RESOURCE
307 XrmDestroyDatabase (option_db);
311 // child has exited, usually destroys
313 rxvt_term::child_cb (ev::child &w, int status)
315 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
319 if (!option (Opt_hold))
324 rxvt_term::destroy ()
326 if (destroy_ev.is_active ())
329 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
338 im_ev.stop (display);
340 scrollbar_ev.stop (display);
341 #if ENABLE_TRANSPARENCY || ENABLE_PERL
342 rootwin_ev.stop (display);
345 termwin_ev.stop (display);
346 vt_ev.stop (display);
352 cursor_blink_ev.stop ();
355 text_blink_ev.stop ();
357 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
358 cont_scroll_ev.stop ();
360 #ifdef SELECTION_SCROLLING
361 sel_scroll_ev.stop ();
371 rxvt_term::destroy_cb (ev::idle &w, int revents)
378 /*----------------------------------------------------------------------*/
380 * Exit gracefully, clearing the utmp entry and restoring tty attributes
381 * TODO: if debugging, this should free up any known resources if we can
383 static XErrorHandler old_xerror_handler;
386 rxvt_emergency_cleanup ()
388 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
389 (*t)->emergency_cleanup ();
394 print_x_error (Display *dpy, XErrorEvent *event)
399 char *mtype = "XlibMessage";
400 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
401 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
402 rxvt_warn ("An X Error occured, trying to continue after report.\n");
403 rxvt_warn ("%s: %s\n", mesg, buffer);
404 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
405 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
406 sprintf(number, "%d", event->request_code);
407 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
408 rxvt_warn ("(which is %s)\n", buffer);
409 if (event->request_code >= 128) {
410 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
412 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
414 if ((event->error_code == BadWindow) ||
415 (event->error_code == BadPixmap) ||
416 (event->error_code == BadCursor) ||
417 (event->error_code == BadFont) ||
418 (event->error_code == BadDrawable) ||
419 (event->error_code == BadColor) ||
420 (event->error_code == BadGC) ||
421 (event->error_code == BadIDChoice) ||
422 (event->error_code == BadValue) ||
423 (event->error_code == BadAtom)) {
424 if (event->error_code == BadValue)
425 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
427 else if (event->error_code == BadAtom)
428 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
431 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
433 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
435 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
437 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
442 rxvt_xerror_handler (Display *display, XErrorEvent *event)
444 if (GET_R->allowedxerror == -1)
445 GET_R->allowedxerror = event->error_code;
448 // GET_R is most likely not the terminal which caused the error,
449 // so just output the error and continue
451 old_xerror_handler (display, event);
453 print_x_error (display, event);
461 rxvt_xioerror_handler (Display *display)
463 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
464 DisplayString (display));
465 rxvt_emergency_cleanup ();
466 _exit (EXIT_FAILURE);
469 static struct sig_handlers
471 ev::sig sw_term, sw_int;
474 * Catch a fatal signal and tidy up before quitting
476 void sig_term (ev::sig &w, int revents);
480 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
481 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
486 sig_handlers::sig_term (ev::sig &w, int revents)
488 rxvt_emergency_cleanup ();
490 kill (getpid (), w.signum);
493 char **rxvt_environ; // startup environment
500 if (!ev_default_loop (0))
501 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
503 rxvt_environ = environ;
505 signal (SIGHUP, SIG_IGN);
506 signal (SIGPIPE, SIG_IGN);
508 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
509 sig_handlers.sw_int.start (SIGINT); ev_unref ();
511 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
512 /* signal (SIGURG, SIG_DFL); */
514 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
515 // TODO: handle this with exceptions and tolerate the memory loss
516 XSetIOErrorHandler (rxvt_xioerror_handler);
521 /*----------------------------------------------------------------------*/
523 * window size/position calculations for XSizeHint and other storage.
524 * if width/height are non-zero then override calculated width/height
527 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
529 short recalc_x, recalc_y;
530 int x, y, sb_w, flags;
532 unsigned int max_width, max_height;
534 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
535 szHint.win_gravity = NorthWestGravity;
536 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538 recalc_x = recalc_y = 0;
541 if (!parsed_geometry)
546 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
548 if (flags & WidthValue)
550 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
551 szHint.flags |= USSize;
554 if (flags & HeightValue)
556 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
557 szHint.flags |= USSize;
563 szHint.flags |= USPosition;
565 if (flags & XNegative)
568 szHint.win_gravity = NorthEastGravity;
575 szHint.flags |= USPosition;
577 if (flags & YNegative)
581 if (szHint.win_gravity == NorthEastGravity)
582 szHint.win_gravity = SouthEastGravity;
584 szHint.win_gravity = SouthWestGravity;
590 width = ncol * fwidth;
591 height = nrow * fheight;
592 max_width = MAX_COLS * fwidth;
593 max_height = MAX_ROWS * fheight;
595 szHint.base_width = szHint.base_height = 2 * int_bwidth;
598 window_vt_x = window_vt_y = int_bwidth;
602 sb_w = scrollbar_TotalWidth ();
603 szHint.base_width += sb_w;
605 if (!option (Opt_scrollBar_right))
609 szHint.width_inc = fwidth;
610 szHint.height_inc = fheight;
611 szHint.min_width = szHint.base_width + szHint.width_inc;
612 szHint.min_height = szHint.base_height + szHint.height_inc;
614 if (newwidth && newwidth - szHint.base_width < max_width)
616 szHint.width = newwidth;
617 width = newwidth - szHint.base_width;
621 min_it (width, max_width);
622 szHint.width = szHint.base_width + width;
625 if (newheight && newheight - szHint.base_height < max_height)
627 szHint.height = newheight;
628 height = newheight - szHint.base_height;
632 min_it (height, max_height);
633 szHint.height = szHint.base_height + height;
636 if (scrollBar.state && option (Opt_scrollBar_right))
637 window_sb_x = szHint.width - sb_w;
640 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
643 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
645 ncol = width / fwidth;
646 nrow = height / fheight;
649 /*----------------------------------------------------------------------*/
651 * Tell the teletype handler what size the window is.
652 * Called after a window size change.
655 rxvt_term::tt_winch ()
664 ws.ws_xpixel = width;
665 ws.ws_ypixel = height;
666 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
669 // TIOCSWINSZ is supposed to do this automatically and correctly
670 if (cmd_pid) /* force through to the command */
671 kill (-cmd_pid, SIGWINCH);
675 /*----------------------------------------------------------------------*/
676 /* set_fonts () - load and set the various fonts
678 * init = 1 - initialize
680 * fontname == FONT_UP - switch to bigger font
681 * fontname == FONT_DN - switch to smaller font
684 rxvt_term::set_fonts ()
686 rxvt_fontset *fs = new rxvt_fontset (this);
690 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
691 || !fs->realize_font (1))
698 for (int i = RS_styleCount; --i; )
699 if (fontset[i] != fontset[0])
706 prop = (*fs)[1]->properties ();
707 prop.height += lineSpace;
709 fs->set_prop (prop, false);
712 fheight = prop.height;
715 for (int style = 1; style < 4; style++)
718 const char *res = rs[Rs_font + style];
721 fontset[style] = fontset[0];
724 fontset[style] = fs = new rxvt_fontset (this);
725 rxvt_fontprop prop2 = prop;
730 fs->set_prop (prop2, false);
734 fs->populate (fontset[0]->fontdesc);
736 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
737 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
739 fs->set_prop (prop2, true);
744 fontset[style] = fontset[0];
750 resize_all_windows (0, 0, 0);
759 rxvt_term::set_string_property (Atom prop, const char *str, int len)
761 XChangeProperty (dpy, parent[0],
762 prop, XA_STRING, 8, PropModeReplace,
763 (const unsigned char *)str, len >= 0 ? len : strlen (str));
767 rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
769 wchar_t *ws = rxvt_mbstowcs (str, len);
770 char *s = rxvt_wcstoutf8 (ws);
772 XChangeProperty (dpy, parent[0],
773 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
774 (const unsigned char *)s, strlen (s));
780 /*----------------------------------------------------------------------*/
781 /*----------------------------------------------------------------------*/
782 /* xterm sequences - title, iconName, color (exptl) */
784 rxvt_term::set_title (const char *str)
786 set_string_property (XA_WM_NAME, str);
788 set_utf8_property (xa[XA_NET_WM_NAME], str);
793 rxvt_term::set_icon_name (const char *str)
795 set_string_property (XA_WM_ICON_NAME, str);
797 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
802 rxvt_term::set_window_color (int idx, const char *color)
804 #ifdef XTERM_COLOR_CHANGE
808 if (color == NULL || *color == '\0')
811 color = strdup (color);
812 allocated.push_back ((void *)color);
813 rs[Rs_color + idx] = color;
815 /* handle color aliases */
816 if (isdigit (*color))
820 if (i >= 8 && i <= 15)
823 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
827 if (i >= 0 && i <= 7)
830 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
835 set_color (xcol, color);
838 * FIXME: should free colors here, but no idea how to do it so instead,
839 * so just keep gobbling up the colormap
842 pix_colors_focused[idx] = xcol;
845 /*TODO: handle Color_BD, scrollbar background, etc. */
847 update_fade_color (idx);
850 #endif /* XTERM_COLOR_CHANGE */
854 rxvt_term::recolour_cursor ()
858 (ISSET_PIXCOLOR (Color_pointer_fg)
859 ? pix_colors_focused[Color_pointer_fg]
860 : pix_colors_focused[Color_fg]).get (fg);
862 (ISSET_PIXCOLOR (Color_pointer_bg)
863 ? pix_colors_focused[Color_pointer_bg]
864 : pix_colors_focused[Color_bg]).get (bg);
866 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
869 /*----------------------------------------------------------------------*/
871 * find if fg/bg matches any of the normal (low-intensity) colors
874 rxvt_term::set_colorfgbg ()
877 const char *xpmb = "";
878 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
880 strcpy (fstr, "default");
881 strcpy (bstr, "default");
882 for (i = Color_Black; i <= Color_White; i++)
883 if (pix_colors[Color_fg] == pix_colors[i])
885 sprintf (fstr, "%d", (i - Color_Black));
889 for (i = Color_Black; i <= Color_White; i++)
890 if (pix_colors[Color_bg] == pix_colors[i])
892 sprintf (bstr, "%d", (i - Color_Black));
893 #ifdef BG_IMAGE_FROM_FILE
899 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
902 /*----------------------------------------------------------------------*/
905 rxvt_term::set_color (rxvt_color &color, const char *name)
907 if (color.set (this, name))
910 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
915 rxvt_term::alias_color (int dst, int src)
917 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
920 /* -------------------------------------------------------------------- *
921 * - WINDOW RESIZING - *
922 * -------------------------------------------------------------------- */
924 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
927 int old_width = szHint.width;
928 int old_height = szHint.height;
930 window_calc (newwidth, newheight);
932 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
933 XSetWMNormalHints (dpy, parent[0], &szHint);
939 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
940 * reposition window on resize depending on placement on screen
944 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
947 XTranslateCoordinates (dpy, parent[0], display->root,
948 0, 0, &x, &y, &unused_cr);
949 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
950 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
952 * if display->root isn't the parent window, a WM will probably have offset
953 * our position for handles and decorations. Counter it
955 if (x1 != x || y1 != y)
961 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
962 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
963 dx = old_width - szHint.width;
964 dy = old_height - szHint.height;
966 /* Check position of the center of the window */
967 if (x < x1) /* left half */
969 else if (x == x1) /* exact center */
971 if (y < y1) /* top half */
973 else if (y == y1) /* exact center */
976 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
977 szHint.width, szHint.height);
979 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
983 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
985 if (fix_screen || newwidth != old_width || newheight != old_height)
989 XMoveResizeWindow (dpy, scrollBar.win,
991 scrollbar_TotalWidth (), szHint.height);
995 XMoveResizeWindow (dpy, vt,
996 window_vt_x, window_vt_y,
999 #ifdef HAVE_BG_PIXMAP
1000 if (bgPixmap.window_size_sensitive ())
1001 update_background ();
1007 if (fix_screen || old_height == 0)
1010 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1011 //scr_touch (false);
1013 #ifdef HAVE_BG_PIXMAP
1014 // TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1015 // if (bgPixmap.pixmap)
1016 // scr_touch (false);
1025 * Set the width/height of the vt window in characters. Units are pixels.
1026 * good for toggling 80/132 columns
1029 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1031 XWindowAttributes wattr;
1033 if (newwidth == 0 || newheight == 0)
1035 XGetWindowAttributes (dpy, display->root, &wattr);
1038 newwidth = wattr.width - szHint.base_width;
1040 newheight = wattr.height - szHint.base_height;
1043 if (newwidth != width || newheight != height)
1045 newwidth += szHint.base_width;
1046 newheight += szHint.base_height;
1047 resize_all_windows (newwidth, newheight, 0);
1051 /* -------------------------------------------------------------------- *
1052 * - X INPUT METHOD ROUTINES - *
1053 * -------------------------------------------------------------------- */
1057 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1059 fg = pix_colors [Color_fg];
1060 bg = pix_colors [Color_bg];
1064 rxvt_term::im_set_size (XRectangle &size)
1066 // the int_bwidth terms make no sense to me
1067 size.x = int_bwidth;
1068 size.y = int_bwidth;
1069 size.width = Width2Pixel (ncol) + int_bwidth;
1070 size.height = Height2Pixel (nrow) + int_bwidth;
1074 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1075 XRectangle &status_rect,
1076 const XRectangle &needed_rect)
1078 preedit_rect.x = needed_rect.width;
1080 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1081 preedit_rect.height = fheight;
1085 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1086 status_rect.height = fheight;
1089 /* Checking whether input method is running. */
1091 rxvt_term::IMisRunning ()
1096 char server[IMBUFSIZ];
1098 /* get current locale modifier */
1099 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1101 strcpy (server, "@server=");
1102 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1104 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1107 atom = XInternAtom (dpy, server, False);
1108 win = XGetSelectionOwner (dpy, atom);
1118 rxvt_term::IMSendSpot ()
1121 XVaNestedList preedit_attr;
1125 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1128 im_set_position (nspot);
1130 if (nspot.x == spot.x && nspot.y == spot.y)
1135 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1136 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1137 XFree (preedit_attr);
1141 rxvt_term::im_destroy ()
1145 if (Input_Context && input_method->xim)
1146 XDestroyIC (Input_Context);
1148 display->put_xim (input_method);
1155 #ifdef ENABLE_XIM_ONTHESPOT
1158 xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1160 ((rxvt_term *)client_data)->make_current ();
1161 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1165 xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1167 ((rxvt_term *)client_data)->make_current ();
1168 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1172 xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1174 rxvt_term *term = (rxvt_term *)client_data;
1175 XIMText *text = call_data->text;
1177 term->make_current ();
1183 if (!text->encoding_is_wchar && text->string.multi_byte)
1185 // of course, X makes it ugly again
1186 if (term->rs[Rs_imLocale])
1187 SET_LOCALE (term->rs[Rs_imLocale]);
1189 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1190 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1192 if (term->rs[Rs_imLocale])
1193 SET_LOCALE (term->locale);
1196 str = (void *)text->string.wide_char;
1198 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1199 DT_INT, call_data->caret,
1200 DT_INT, call_data->chg_first,
1201 DT_INT, call_data->chg_length,
1202 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1203 DT_WCS_LEN, str, str ? (int)text->length : 0,
1207 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1208 DT_INT, call_data->caret,
1209 DT_INT, call_data->chg_first,
1210 DT_INT, call_data->chg_length,
1216 xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1218 ((rxvt_term *)client_data)->make_current ();
1219 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1220 DT_INT, call_data->position,
1221 DT_INT, call_data->direction,
1222 DT_INT, call_data->style,
1230 * Try to open a XIM with the current modifiers, then see if we can
1231 * open a suitable preedit type
1234 rxvt_term::IM_get_IC (const char *modifiers)
1239 XRectangle rect, status_rect, needed_rect;
1240 unsigned long fg, bg;
1243 XIMStyles *xim_styles;
1244 #ifdef ENABLE_XIM_ONTHESPOT
1250 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1253 input_method = display->get_xim (locale, modifiers);
1254 if (input_method == NULL)
1257 xim = input_method->xim;
1258 spot.x = spot.y = -1;
1261 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1262 || !xim_styles || !xim_styles->count_styles)
1268 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1270 for (int pi = 0; pi < 2; pi++)
1277 s = rxvt_splitcommastring (p);
1279 for (i = found = 0; !found && s[i]; i++)
1281 if (!strcmp (s[i], "OverTheSpot"))
1282 input_style = XIMPreeditPosition | XIMStatusNothing;
1283 else if (!strcmp (s[i], "OffTheSpot"))
1284 input_style = XIMPreeditArea | XIMStatusArea;
1285 else if (!strcmp (s[i], "Root"))
1286 input_style = XIMPreeditNothing | XIMStatusNothing;
1287 else if (!strcmp (s[i], "None"))
1288 input_style = XIMPreeditNone | XIMStatusNone;
1289 #ifdef ENABLE_XIM_ONTHESPOT
1290 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1291 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1294 input_style = XIMPreeditNothing | XIMStatusNothing;
1296 for (j = 0; j < xim_styles->count_styles; j++)
1297 if (input_style == xim_styles->supported_styles[j])
1299 rxvt_freecommastring (s);
1307 rxvt_freecommastring (s);
1321 XVaNestedList preedit_attr = 0, status_attr = 0;
1323 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1325 // fake us a font-set, please
1326 char **missing_charset_list;
1327 int missing_charset_count;
1332 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1333 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1334 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1335 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1336 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1339 fheight + 1, fheight - 1,
1340 fheight - 2, fheight + 2);
1342 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1343 &missing_charset_list, &missing_charset_count, &def_string);
1345 if (missing_charset_list)
1346 XFreeStringList (missing_charset_list);
1350 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1351 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1355 if (input_style & XIMPreeditPosition)
1358 im_set_position (spot);
1359 im_set_color (fg, bg);
1361 preedit_attr = XVaCreateNestedList (0,
1365 XNSpotLocation, &spot,
1369 else if (input_style & XIMPreeditArea)
1371 im_set_color (fg, bg);
1374 * The necessary width of preedit area is unknown
1375 * until create input context.
1377 needed_rect.width = 0;
1378 im_set_preedit_area (rect, status_rect, needed_rect);
1380 preedit_attr = XVaCreateNestedList (0,
1386 status_attr = XVaCreateNestedList (0,
1389 XNArea, &status_rect,
1393 #if ENABLE_XIM_ONTHESPOT
1394 else if (input_style & XIMPreeditCallbacks)
1396 im_set_position (spot);
1398 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1399 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1400 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1402 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1405 preedit_attr = XVaCreateNestedList (0,
1406 XNSpotLocation, &spot,
1407 XNPreeditStartCallback, &xcb[0],
1408 XNPreeditDoneCallback , &xcb[1],
1409 XNPreeditDrawCallback , &xcb[2],
1411 XNPreeditCaretCallback, &xcb[3],
1417 Input_Context = XCreateIC (xim,
1418 XNInputStyle, input_style,
1420 XNFocusWindow, parent[0],
1421 preedit_attr ? XNPreeditAttributes : NULL,
1423 status_attr ? XNStatusAttributes : NULL,
1426 if (preedit_attr) XFree (preedit_attr);
1427 if (status_attr) XFree (status_attr);
1428 if (fs) XFreeFontSet (dpy, fs);
1430 if (Input_Context == NULL)
1432 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1438 // unfortunately, only the focus window is used by XIM, hard to fix
1439 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1463 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1464 if (rs[Rs_imLocale])
1465 SET_LOCALE (rs[Rs_imLocale]);
1468 p = rs[Rs_inputMethod];
1473 s = rxvt_splitcommastring (p);
1475 for (i = 0; s[i]; i++)
1479 strcpy (buf, "@im=");
1480 strncat (buf, s[i], IMBUFSIZ - 5);
1481 if (IM_get_IC (buf))
1489 rxvt_freecommastring (s);
1495 /* try with XMODIFIERS env. var. */
1499 /* try with no modifiers base IF the user didn't specify an IM */
1500 if (IM_get_IC ("@im=none"))
1504 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1505 if (rs[Rs_imLocale])
1506 SET_LOCALE (locale);
1511 rxvt_term::IMSetPosition ()
1513 XRectangle preedit_rect, status_rect, *needed_rect;
1514 XVaNestedList preedit_attr, status_attr;
1518 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1522 if (input_style & XIMPreeditPosition)
1524 im_set_size (preedit_rect);
1525 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1527 XSetICValues (Input_Context,
1528 XNPreeditAttributes, preedit_attr, NULL);
1532 /* Getting the necessary width of preedit area */
1533 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1534 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1535 XFree (status_attr);
1537 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1538 XFree (needed_rect);
1540 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1541 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1543 XSetICValues (Input_Context,
1544 XNPreeditAttributes, preedit_attr,
1545 XNStatusAttributes, status_attr,
1548 XFree (status_attr);
1551 XFree (preedit_attr);
1553 #endif /* USE_XIM */
1556 rxvt_term::get_window_origin (int &x, int &y)
1559 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1560 /* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1564 rxvt_term::get_pixmap_property (int prop_id)
1566 if (prop_id > 0 && prop_id < NUM_XA)
1570 unsigned long nitems, bytes_after;
1572 unsigned char *prop = NULL;
1573 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1574 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1575 &nitems, &bytes_after, &prop);
1576 if (result == Success && prop && atype == XA_PIXMAP)
1577 return *(Pixmap *)prop;
1583 #ifdef HAVE_BG_PIXMAP
1585 # undef update_background
1587 rxvt_term::trace_update_background (const char *file, int line)
1589 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1590 update_background ();
1595 rxvt_term::update_background ()
1597 if (update_background_ev.is_active ())
1600 bgPixmap.invalidate ();
1602 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1607 update_background_ev.start (to_wait);
1611 rxvt_term::update_background_cb (ev::timer &w, int revents)
1615 update_background_ev.stop ();
1620 #endif /* HAVE_BG_PIXMAP */
1622 /*----------------------- end-of-file (C source) -----------------------*/