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) 2003-2007 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 #ifdef HAVE_SCROLLBARS
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
181 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
184 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
187 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
189 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
190 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
191 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
192 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
193 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
194 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
195 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
197 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
199 termlist.push_back (this);
201 #ifdef KEYSYM_RESOURCE
202 keyboard = new keyboard_manager;
206 // clean up the most important stuff, do *not* call x or free mem etc.
207 // for use before an emergency exit
209 rxvt_term::emergency_cleanup ()
212 kill (-cmd_pid, SIGHUP);
218 rxvt_term::~rxvt_term ()
220 termlist.erase (find (termlist.begin (), termlist.end(), this));
222 emergency_cleanup ();
225 for (int i = RS_styleCount; --i; )
226 if (fontset[i] != fontset[0])
238 #ifdef XTERM_SCROLLBAR
239 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
240 if (ShadowGC) XFreeGC (dpy, ShadowGC);
242 #ifdef PLAIN_SCROLLBAR
243 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
245 #ifdef NEXT_SCROLLBAR
246 if (blackGC) XFreeGC (dpy, blackGC);
247 if (whiteGC) XFreeGC (dpy, whiteGC);
248 if (grayGC) XFreeGC (dpy, grayGC);
249 if (darkGC) XFreeGC (dpy, darkGC);
250 if (stippleGC) XFreeGC (dpy, stippleGC);
251 if (dimple) XFreePixmap (dpy, dimple);
252 if (upArrow) XFreePixmap (dpy, upArrow);
253 if (downArrow) XFreePixmap (dpy, downArrow);
254 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
255 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
257 #ifdef RXVT_SCROLLBAR
258 if (topShadowGC) XFreeGC (dpy, topShadowGC);
259 if (botShadowGC) XFreeGC (dpy, botShadowGC);
260 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
262 if (gc) XFreeGC (dpy, gc);
265 // destroy all windows
267 XDestroyWindow (dpy, parent[0]);
269 for (int i = 0; i < TOTAL_COLORS; i++)
270 if (ISSET_PIXCOLOR (i))
272 pix_colors_focused [i].free (this);
274 pix_colors_unfocused [i].free (this);
281 #ifdef HAVE_BG_PIXMAP
284 display->flush (); /* ideally .put should do this */
285 displays.put (display);
289 /* clear all resources */
290 for (int i = 0; i < allocated.size (); i++)
291 free (allocated [i]);
293 free (selection.text);
294 // TODO: manage env vars in child only(!)
304 #ifdef KEYSYM_RESOURCE
308 XrmDestroyDatabase (option_db);
312 // child has exited, usually destroys
314 rxvt_term::child_cb (ev::child &w, int status)
316 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
320 if (!option (Opt_hold))
325 rxvt_term::destroy ()
327 if (destroy_ev.is_active ())
330 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
339 im_ev.stop (display);
342 scrollbar_ev.stop (display);
344 #if ENABLE_TRANSPARENCY || ENABLE_PERL
345 rootwin_ev.stop (display);
348 termwin_ev.stop (display);
349 vt_ev.stop (display);
355 cursor_blink_ev.stop ();
358 text_blink_ev.stop ();
360 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
361 cont_scroll_ev.stop ();
363 #ifdef SELECTION_SCROLLING
364 sel_scroll_ev.stop ();
374 rxvt_term::destroy_cb (ev::idle &w, int revents)
381 /*----------------------------------------------------------------------*/
383 * Exit gracefully, clearing the utmp entry and restoring tty attributes
384 * TODO: if debugging, this should free up any known resources if we can
386 static XErrorHandler old_xerror_handler;
389 rxvt_emergency_cleanup ()
391 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
392 (*t)->emergency_cleanup ();
397 print_x_error (Display *dpy, XErrorEvent *event)
402 char *mtype = "XlibMessage";
403 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
404 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
405 rxvt_warn ("An X Error occured, trying to continue after report.\n");
406 rxvt_warn ("%s: %s\n", mesg, buffer);
407 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
408 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
409 sprintf(number, "%d", event->request_code);
410 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
411 rxvt_warn ("(which is %s)\n", buffer);
412 if (event->request_code >= 128) {
413 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
415 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
417 if ((event->error_code == BadWindow) ||
418 (event->error_code == BadPixmap) ||
419 (event->error_code == BadCursor) ||
420 (event->error_code == BadFont) ||
421 (event->error_code == BadDrawable) ||
422 (event->error_code == BadColor) ||
423 (event->error_code == BadGC) ||
424 (event->error_code == BadIDChoice) ||
425 (event->error_code == BadValue) ||
426 (event->error_code == BadAtom)) {
427 if (event->error_code == BadValue)
428 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
430 else if (event->error_code == BadAtom)
431 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
434 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
436 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
438 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
440 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
445 rxvt_xerror_handler (Display *display, XErrorEvent *event)
447 if (GET_R->allowedxerror == -1)
448 GET_R->allowedxerror = event->error_code;
451 // GET_R is most likely not the terminal which caused the error,
452 // so just output the error and continue
454 old_xerror_handler (display, event);
456 print_x_error (display, event);
464 rxvt_xioerror_handler (Display *display)
466 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
467 DisplayString (display));
468 rxvt_emergency_cleanup ();
469 _exit (EXIT_FAILURE);
472 /*----------------------------------------------------------------------*/
474 rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
480 set_environ (envv); // few things in X do not call setlocale :(
486 const char **cmd_argv = init_resources (argc, argv);
488 #ifdef KEYSYM_RESOURCE
489 keyboard->register_done ();
492 #ifdef HAVE_SCROLLBARS
493 if (option (Opt_scrollBar))
494 scrollBar.setIdle (); /* set existence for size calculations */
497 pty = ptytty::create ();
499 create_windows (argc, argv);
503 scr_reset (); // initialize screen
506 XSynchronize (dpy, True);
509 #ifdef HAVE_SCROLLBARS
510 if (option (Opt_scrollBar))
511 resize_scrollbar (); /* create and map scrollbar */
513 #ifdef HAVE_BG_PIXMAP
515 bgPixmap.set_target (this);
517 #ifdef ENABLE_TRANSPARENCY
518 if (option (Opt_transparent))
520 bgPixmap.set_transparent ();
522 #ifdef HAVE_AFTERIMAGE
523 if (rs [Rs_blurradius])
524 bgPixmap.set_blur_radius (rs [Rs_blurradius]);
526 if (ISSET_PIXCOLOR (Color_tint))
527 bgPixmap.set_tint (pix_colors_focused [Color_tint]);
530 bgPixmap.set_shade (rs [Rs_shade]);
532 bgPixmap.set_root_pixmap ();
533 XSelectInput (dpy, display->root, PropertyChangeMask);
534 rootwin_ev.start (display, display->root);
538 #ifdef BG_IMAGE_FROM_FILE
539 if (rs[Rs_backgroundPixmap])
541 const char *p = rs[Rs_backgroundPixmap];
543 if ((p = strchr (p, ';')) != 0)
546 bgPixmap.set_geometry (p);
549 bgPixmap.set_defaultGeometry ();
551 if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
552 if (!bgPixmap.window_position_sensitive ())
553 update_background ();
560 rootwin_ev.start (display, display->root);
565 init_command (cmd_argv);
570 pty_ev.start (pty->pty, ev::READ);
572 HOOK_INVOKE ((this, HOOK_START, DT_END));
577 long info[2] = { 0, XEMBED_MAPPED };
579 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
580 32, PropModeReplace, (unsigned char *)&info, 2);
584 XMapWindow (dpy, vt);
585 XMapWindow (dpy, parent[0]);
588 static struct sig_handlers
590 ev::sig sw_term, sw_int;
593 * Catch a fatal signal and tidy up before quitting
595 void sig_term (ev::sig &w, int revents);
599 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
600 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
605 sig_handlers::sig_term (ev::sig &w, int revents)
607 rxvt_emergency_cleanup ();
609 kill (getpid (), w.signum);
612 char **rxvt_environ; // startup environment
619 if (!ev_default_loop (0))
620 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
622 rxvt_environ = environ;
624 signal (SIGHUP, SIG_IGN);
625 signal (SIGPIPE, SIG_IGN);
627 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
628 sig_handlers.sw_int.start (SIGINT); ev_unref ();
630 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
631 /* signal (SIGURG, SIG_DFL); */
633 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
634 // TODO: handle this with exceptions and tolerate the memory loss
635 XSetIOErrorHandler (rxvt_xioerror_handler);
640 /*----------------------------------------------------------------------*/
642 * window size/position calculations for XSizeHint and other storage.
643 * if width/height are non-zero then override calculated width/height
646 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
648 short recalc_x, recalc_y;
649 int x, y, sb_w, flags;
651 unsigned int max_width, max_height;
653 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
654 szHint.win_gravity = NorthWestGravity;
655 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
657 recalc_x = recalc_y = 0;
660 if (!parsed_geometry)
665 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
667 if (flags & WidthValue)
669 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
670 szHint.flags |= USSize;
673 if (flags & HeightValue)
675 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
676 szHint.flags |= USSize;
682 szHint.flags |= USPosition;
684 if (flags & XNegative)
687 szHint.win_gravity = NorthEastGravity;
694 szHint.flags |= USPosition;
696 if (flags & YNegative)
700 if (szHint.win_gravity == NorthEastGravity)
701 szHint.win_gravity = SouthEastGravity;
703 szHint.win_gravity = SouthWestGravity;
709 width = ncol * fwidth;
710 height = nrow * fheight;
711 max_width = MAX_COLS * fwidth;
712 max_height = MAX_ROWS * fheight;
714 szHint.base_width = szHint.base_height = 2 * int_bwidth;
717 window_vt_x = window_vt_y = int_bwidth;
721 sb_w = scrollbar_TotalWidth ();
722 szHint.base_width += sb_w;
724 if (!option (Opt_scrollBar_right))
728 szHint.width_inc = fwidth;
729 szHint.height_inc = fheight;
730 szHint.min_width = szHint.base_width + szHint.width_inc;
731 szHint.min_height = szHint.base_height + szHint.height_inc;
733 if (newwidth && newwidth - szHint.base_width < max_width)
735 szHint.width = newwidth;
736 width = newwidth - szHint.base_width;
740 min_it (width, max_width);
741 szHint.width = szHint.base_width + width;
744 if (newheight && newheight - szHint.base_height < max_height)
746 szHint.height = newheight;
747 height = newheight - szHint.base_height;
751 min_it (height, max_height);
752 szHint.height = szHint.base_height + height;
755 if (scrollBar.state && option (Opt_scrollBar_right))
756 window_sb_x = szHint.width - sb_w;
759 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
762 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
764 ncol = width / fwidth;
765 nrow = height / fheight;
768 /*----------------------------------------------------------------------*/
770 * Tell the teletype handler what size the window is.
771 * Called after a window size change.
774 rxvt_term::tt_winch ()
783 ws.ws_xpixel = width;
784 ws.ws_ypixel = height;
785 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
788 // TIOCSWINSZ is supposed to do this automatically and correctly
789 if (cmd_pid) /* force through to the command */
790 kill (-cmd_pid, SIGWINCH);
794 /*----------------------------------------------------------------------*/
795 /* set_fonts () - load and set the various fonts
797 * init = 1 - initialize
799 * fontname == FONT_UP - switch to bigger font
800 * fontname == FONT_DN - switch to smaller font
803 rxvt_term::set_fonts ()
805 rxvt_fontset *fs = new rxvt_fontset (this);
809 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
810 || !fs->realize_font (1))
817 for (int i = RS_styleCount; --i; )
818 if (fontset[i] != fontset[0])
825 prop = (*fs)[1]->properties ();
826 prop.height += lineSpace;
828 fs->set_prop (prop, false);
831 fheight = prop.height;
834 for (int style = 1; style < 4; style++)
837 const char *res = rs[Rs_font + style];
840 fontset[style] = fontset[0];
843 fontset[style] = fs = new rxvt_fontset (this);
844 rxvt_fontprop prop2 = prop;
849 fs->set_prop (prop2, false);
853 fs->populate (fontset[0]->fontdesc);
855 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
856 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
858 fs->set_prop (prop2, true);
863 fontset[style] = fontset[0];
869 resize_all_windows (0, 0, 0);
878 rxvt_term::set_string_property (Atom prop, const char *str, int len)
880 XChangeProperty (dpy, parent[0],
881 prop, XA_STRING, 8, PropModeReplace,
882 (const unsigned char *)str, len >= 0 ? len : strlen (str));
886 rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
888 wchar_t *ws = rxvt_mbstowcs (str, len);
889 char *s = rxvt_wcstoutf8 (ws);
891 XChangeProperty (dpy, parent[0],
892 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
893 (const unsigned char *)s, strlen (s));
899 /*----------------------------------------------------------------------*/
900 /*----------------------------------------------------------------------*/
901 /* xterm sequences - title, iconName, color (exptl) */
903 rxvt_term::set_title (const char *str)
905 set_string_property (XA_WM_NAME, str);
907 set_utf8_property (xa[XA_NET_WM_NAME], str);
912 rxvt_term::set_icon_name (const char *str)
914 set_string_property (XA_WM_ICON_NAME, str);
916 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
921 rxvt_term::set_window_color (int idx, const char *color)
923 #ifdef XTERM_COLOR_CHANGE
927 if (color == NULL || *color == '\0')
930 color = strdup (color);
931 allocated.push_back ((void *)color);
932 rs[Rs_color + idx] = color;
934 /* handle color aliases */
935 if (isdigit (*color))
939 if (i >= 8 && i <= 15)
942 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
946 if (i >= 0 && i <= 7)
949 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
954 set_color (xcol, color);
957 * FIXME: should free colors here, but no idea how to do it so instead,
958 * so just keep gobbling up the colormap
961 pix_colors_focused[idx] = xcol;
964 /*TODO: handle Color_BD, scrollbar background, etc. */
966 update_fade_color (idx);
969 #endif /* XTERM_COLOR_CHANGE */
973 rxvt_term::recolour_cursor ()
977 (ISSET_PIXCOLOR (Color_pointer_fg)
978 ? pix_colors_focused[Color_pointer_fg]
979 : pix_colors_focused[Color_fg]).get (fg);
981 (ISSET_PIXCOLOR (Color_pointer_bg)
982 ? pix_colors_focused[Color_pointer_bg]
983 : pix_colors_focused[Color_bg]).get (bg);
985 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
988 /*----------------------------------------------------------------------*/
990 * find if fg/bg matches any of the normal (low-intensity) colors
993 rxvt_term::set_colorfgbg ()
996 const char *xpmb = "";
997 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
999 strcpy (fstr, "default");
1000 strcpy (bstr, "default");
1001 for (i = Color_Black; i <= Color_White; i++)
1002 if (pix_colors[Color_fg] == pix_colors[i])
1004 sprintf (fstr, "%d", (i - Color_Black));
1008 for (i = Color_Black; i <= Color_White; i++)
1009 if (pix_colors[Color_bg] == pix_colors[i])
1011 sprintf (bstr, "%d", (i - Color_Black));
1012 #ifdef BG_IMAGE_FROM_FILE
1018 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1021 /*----------------------------------------------------------------------*/
1024 rxvt_term::set_color (rxvt_color &color, const char *name)
1026 if (color.set (this, name))
1029 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1034 rxvt_term::alias_color (int dst, int src)
1036 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1039 /* -------------------------------------------------------------------- *
1040 * - WINDOW RESIZING - *
1041 * -------------------------------------------------------------------- */
1043 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1046 int old_width = szHint.width;
1047 int old_height = szHint.height;
1049 window_calc (newwidth, newheight);
1051 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1052 XSetWMNormalHints (dpy, parent[0], &szHint);
1058 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1059 * reposition window on resize depending on placement on screen
1063 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1066 XTranslateCoordinates (dpy, parent[0], display->root,
1067 0, 0, &x, &y, &unused_cr);
1068 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1069 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1071 * if display->root isn't the parent window, a WM will probably have offset
1072 * our position for handles and decorations. Counter it
1074 if (x1 != x || y1 != y)
1080 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1081 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1082 dx = old_width - szHint.width;
1083 dy = old_height - szHint.height;
1085 /* Check position of the center of the window */
1086 if (x < x1) /* left half */
1088 else if (x == x1) /* exact center */
1090 if (y < y1) /* top half */
1092 else if (y == y1) /* exact center */
1095 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1096 szHint.width, szHint.height);
1098 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1102 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1104 if (fix_screen || newwidth != old_width || newheight != old_height)
1106 if (scrollBar.state)
1108 XMoveResizeWindow (dpy, scrollBar.win,
1110 scrollbar_TotalWidth (), szHint.height);
1111 resize_scrollbar ();
1114 XMoveResizeWindow (dpy, vt,
1115 window_vt_x, window_vt_y,
1118 #ifdef HAVE_BG_PIXMAP
1119 if (bgPixmap.window_size_sensitive ())
1120 update_background ();
1126 if (fix_screen || old_height == 0)
1129 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1130 //scr_touch (false);
1132 #ifdef HAVE_BG_PIXMAP
1133 // TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1134 // if (bgPixmap.pixmap)
1135 // scr_touch (false);
1144 * Set the width/height of the vt window in characters. Units are pixels.
1145 * good for toggling 80/132 columns
1148 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1150 XWindowAttributes wattr;
1152 if (newwidth == 0 || newheight == 0)
1154 XGetWindowAttributes (dpy, display->root, &wattr);
1157 newwidth = wattr.width - szHint.base_width;
1159 newheight = wattr.height - szHint.base_height;
1162 if (newwidth != width || newheight != height)
1164 newwidth += szHint.base_width;
1165 newheight += szHint.base_height;
1166 resize_all_windows (newwidth, newheight, 0);
1170 /* -------------------------------------------------------------------- *
1171 * - X INPUT METHOD ROUTINES - *
1172 * -------------------------------------------------------------------- */
1176 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1178 fg = pix_colors [Color_fg];
1179 bg = pix_colors [Color_bg];
1183 rxvt_term::im_set_size (XRectangle &size)
1185 // the int_bwidth terms make no sense to me
1186 size.x = int_bwidth;
1187 size.y = int_bwidth;
1188 size.width = Width2Pixel (ncol) + int_bwidth;
1189 size.height = Height2Pixel (nrow) + int_bwidth;
1193 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1194 XRectangle &status_rect,
1195 const XRectangle &needed_rect)
1197 preedit_rect.x = needed_rect.width;
1199 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1200 preedit_rect.height = fheight;
1204 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1205 status_rect.height = fheight;
1208 /* Checking whether input method is running. */
1210 rxvt_term::IMisRunning ()
1215 char server[IMBUFSIZ];
1217 /* get current locale modifier */
1218 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1220 strcpy (server, "@server=");
1221 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1223 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1226 atom = XInternAtom (dpy, server, False);
1227 win = XGetSelectionOwner (dpy, atom);
1237 rxvt_term::IMSendSpot ()
1240 XVaNestedList preedit_attr;
1244 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1247 im_set_position (nspot);
1249 if (nspot.x == spot.x && nspot.y == spot.y)
1254 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1255 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1256 XFree (preedit_attr);
1260 rxvt_term::im_destroy ()
1264 if (Input_Context && input_method->xim)
1265 XDestroyIC (Input_Context);
1267 display->put_xim (input_method);
1274 #ifdef ENABLE_XIM_ONTHESPOT
1277 xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1279 ((rxvt_term *)client_data)->make_current ();
1280 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1284 xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1286 ((rxvt_term *)client_data)->make_current ();
1287 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1291 xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1293 rxvt_term *term = (rxvt_term *)client_data;
1294 XIMText *text = call_data->text;
1296 term->make_current ();
1302 if (!text->encoding_is_wchar && text->string.multi_byte)
1304 // of course, X makes it ugly again
1305 if (term->rs[Rs_imLocale])
1306 SET_LOCALE (term->rs[Rs_imLocale]);
1308 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1309 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1311 if (term->rs[Rs_imLocale])
1312 SET_LOCALE (term->locale);
1315 str = (void *)text->string.wide_char;
1317 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1318 DT_INT, call_data->caret,
1319 DT_INT, call_data->chg_first,
1320 DT_INT, call_data->chg_length,
1321 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1322 DT_WCS_LEN, str, str ? (int)text->length : 0,
1326 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1327 DT_INT, call_data->caret,
1328 DT_INT, call_data->chg_first,
1329 DT_INT, call_data->chg_length,
1335 xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1337 ((rxvt_term *)client_data)->make_current ();
1338 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1339 DT_INT, call_data->position,
1340 DT_INT, call_data->direction,
1341 DT_INT, call_data->style,
1349 * Try to open a XIM with the current modifiers, then see if we can
1350 * open a suitable preedit type
1353 rxvt_term::IM_get_IC (const char *modifiers)
1358 XRectangle rect, status_rect, needed_rect;
1359 unsigned long fg, bg;
1362 XIMStyles *xim_styles;
1363 #ifdef ENABLE_XIM_ONTHESPOT
1369 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1372 input_method = display->get_xim (locale, modifiers);
1373 if (input_method == NULL)
1376 xim = input_method->xim;
1377 spot.x = spot.y = -1;
1380 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1381 || !xim_styles || !xim_styles->count_styles)
1387 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1389 for (int pi = 0; pi < 2; pi++)
1396 s = rxvt_splitcommastring (p);
1398 for (i = found = 0; !found && s[i]; i++)
1400 if (!strcmp (s[i], "OverTheSpot"))
1401 input_style = XIMPreeditPosition | XIMStatusNothing;
1402 else if (!strcmp (s[i], "OffTheSpot"))
1403 input_style = XIMPreeditArea | XIMStatusArea;
1404 else if (!strcmp (s[i], "Root"))
1405 input_style = XIMPreeditNothing | XIMStatusNothing;
1406 else if (!strcmp (s[i], "None"))
1407 input_style = XIMPreeditNone | XIMStatusNone;
1408 #ifdef ENABLE_XIM_ONTHESPOT
1409 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1410 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1413 input_style = XIMPreeditNothing | XIMStatusNothing;
1415 for (j = 0; j < xim_styles->count_styles; j++)
1416 if (input_style == xim_styles->supported_styles[j])
1418 rxvt_freecommastring (s);
1426 rxvt_freecommastring (s);
1440 XVaNestedList preedit_attr = 0, status_attr = 0;
1442 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1444 // fake us a font-set, please
1445 char **missing_charset_list;
1446 int missing_charset_count;
1451 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1452 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1453 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1454 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1455 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1458 fheight + 1, fheight - 1,
1459 fheight - 2, fheight + 2);
1461 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1462 &missing_charset_list, &missing_charset_count, &def_string);
1464 if (missing_charset_list)
1465 XFreeStringList (missing_charset_list);
1469 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1470 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1474 if (input_style & XIMPreeditPosition)
1477 im_set_position (spot);
1478 im_set_color (fg, bg);
1480 preedit_attr = XVaCreateNestedList (0,
1484 XNSpotLocation, &spot,
1488 else if (input_style & XIMPreeditArea)
1490 im_set_color (fg, bg);
1493 * The necessary width of preedit area is unknown
1494 * until create input context.
1496 needed_rect.width = 0;
1497 im_set_preedit_area (rect, status_rect, needed_rect);
1499 preedit_attr = XVaCreateNestedList (0,
1505 status_attr = XVaCreateNestedList (0,
1508 XNArea, &status_rect,
1512 #if ENABLE_XIM_ONTHESPOT
1513 else if (input_style & XIMPreeditCallbacks)
1515 im_set_position (spot);
1517 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1518 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1519 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1521 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1524 preedit_attr = XVaCreateNestedList (0,
1525 XNSpotLocation, &spot,
1526 XNPreeditStartCallback, &xcb[0],
1527 XNPreeditDoneCallback , &xcb[1],
1528 XNPreeditDrawCallback , &xcb[2],
1530 XNPreeditCaretCallback, &xcb[3],
1536 Input_Context = XCreateIC (xim,
1537 XNInputStyle, input_style,
1539 XNFocusWindow, parent[0],
1540 preedit_attr ? XNPreeditAttributes : NULL,
1542 status_attr ? XNStatusAttributes : NULL,
1545 if (preedit_attr) XFree (preedit_attr);
1546 if (status_attr) XFree (status_attr);
1547 if (fs) XFreeFontSet (dpy, fs);
1549 if (Input_Context == NULL)
1551 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1557 // unfortunately, only the focus window is used by XIM, hard to fix
1558 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1582 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1583 if (rs[Rs_imLocale])
1584 SET_LOCALE (rs[Rs_imLocale]);
1587 p = rs[Rs_inputMethod];
1592 s = rxvt_splitcommastring (p);
1594 for (i = 0; s[i]; i++)
1598 strcpy (buf, "@im=");
1599 strncat (buf, s[i], IMBUFSIZ - 5);
1600 if (IM_get_IC (buf))
1608 rxvt_freecommastring (s);
1614 /* try with XMODIFIERS env. var. */
1618 /* try with no modifiers base IF the user didn't specify an IM */
1619 if (IM_get_IC ("@im=none"))
1623 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1624 if (rs[Rs_imLocale])
1625 SET_LOCALE (locale);
1630 rxvt_term::IMSetPosition ()
1632 XRectangle preedit_rect, status_rect, *needed_rect;
1633 XVaNestedList preedit_attr, status_attr;
1637 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1641 if (input_style & XIMPreeditPosition)
1643 im_set_size (preedit_rect);
1644 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1646 XSetICValues (Input_Context,
1647 XNPreeditAttributes, preedit_attr, NULL);
1651 /* Getting the necessary width of preedit area */
1652 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1653 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1654 XFree (status_attr);
1656 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1657 XFree (needed_rect);
1659 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1660 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1662 XSetICValues (Input_Context,
1663 XNPreeditAttributes, preedit_attr,
1664 XNStatusAttributes, status_attr,
1667 XFree (status_attr);
1670 XFree (preedit_attr);
1672 #endif /* USE_XIM */
1675 rxvt_term::get_window_origin (int &x, int &y)
1678 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1679 /* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1683 rxvt_term::get_pixmap_property (int prop_id)
1685 if (prop_id > 0 && prop_id < NUM_XA)
1689 unsigned long nitems, bytes_after;
1691 unsigned char *prop = NULL;
1692 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1693 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1694 &nitems, &bytes_after, &prop);
1695 if (result == Success && prop && atype == XA_PIXMAP)
1696 return *(Pixmap *)prop;
1702 #ifdef HAVE_BG_PIXMAP
1704 # undef update_background
1706 rxvt_term::trace_update_background (const char *file, int line)
1708 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1709 update_background ();
1714 rxvt_term::update_background ()
1716 if (update_background_ev.is_active ())
1719 bgPixmap.invalidate ();
1721 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1723 if ( to_wait <= 0. )
1726 update_background_ev.start (to_wait);
1730 rxvt_term::update_background_cb (ev::timer &w, int revents)
1734 update_background_ev.stop ();
1739 #endif /* HAVE_BG_PIXMAP */
1741 /*----------------------- end-of-file (C source) -----------------------*/