1 /*----------------------------------------------------------------------*
3 *----------------------------------------------------------------------*
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version.
23 * This program is distributed in the hope that it will be useful,
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 * GNU General Public License for more details.
28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/
33 #include "../config.h" /* NECESSARY */
34 #include "rxvt.h" /* NECESSARY */
47 #ifdef HAVE_XSETLOCALE
49 # include <X11/Xlocale.h>
51 # ifdef HAVE_SETLOCALE
56 vector<rxvt_term *> rxvt_term::termlist;
58 // used to tell global functions which terminal instance is "active"
59 rxvt_t rxvt_current_term;
61 static char curlocale[128], savelocale[128];
64 rxvt_set_locale (const char *locale) NOTHROW
66 int size = strlen (locale) + 1;
68 if (size > sizeof (curlocale))
69 rxvt_fatal ("locale string too long, aborting.\n");
71 if (!locale || !memcmp (locale, curlocale, size))
74 memcpy (curlocale, locale, size);
75 setlocale (LC_CTYPE, curlocale);
80 rxvt_push_locale (const char *locale) NOTHROW
82 strcpy (savelocale, curlocale);
83 rxvt_set_locale (locale);
87 rxvt_pop_locale () NOTHROW
89 rxvt_set_locale (savelocale);
93 class rxvt_composite_vec rxvt_composite;
95 text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
99 // break compose chains, as stupid readline really likes to duplicate
100 // composing characters for some reason near the end of a line.
104 if (cc->c2 == c2) return c1;
105 cc = (*this)[cc->c1];
108 // check to see wether this combination already exists otherwise
109 for (cc = v.end (); cc-- > v.begin (); )
111 if (cc->c1 == c1 && cc->c2 == c2)
112 return COMPOSE_LO + (cc - v.begin ());
115 // allocate a new combination
116 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
121 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
123 return REPLACEMENT_CHAR;
126 v.push_back (compose_char (c1, c2));
128 return v.size () - 1 + COMPOSE_LO;
131 int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
133 compose_char *cc = (*this)[c];
141 int len = expand (cc->c1, r);
145 if (cc->c2 != NOCHAR)
148 if (r) *r++ = cc->c2;
156 rxvt_term::rxvt_term ()
158 #if ENABLE_TRANSPARENCY || ENABLE_PERL
159 rootwin_ev (this, &rxvt_term::rootwin_cb),
162 update_background_ev(this, &rxvt_term::update_background_cb),
164 #ifdef HAVE_SCROLLBARS
165 scrollbar_ev (this, &rxvt_term::x_cb),
168 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
171 text_blink_ev (this, &rxvt_term::text_blink_cb),
173 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
174 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
176 #ifdef SELECTION_SCROLLING
177 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
179 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
180 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
183 pointer_ev (this, &rxvt_term::pointer_cb),
186 im_ev (this, &rxvt_term::im_cb),
189 bell_ev (this, &rxvt_term::bell_cb),
191 termwin_ev (this, &rxvt_term::x_cb),
192 vt_ev (this, &rxvt_term::x_cb),
193 child_ev (this, &rxvt_term::child_cb),
194 prepare_ev (this, &rxvt_term::prepare_cb),
195 flush_ev (this, &rxvt_term::flush_cb),
196 destroy_ev (this, &rxvt_term::destroy_cb),
197 pty_ev (this, &rxvt_term::pty_cb),
198 incr_ev (this, &rxvt_term::incr_cb)
200 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
202 termlist.push_back (this);
204 #ifdef KEYSYM_RESOURCE
205 keyboard = new keyboard_manager;
209 // clean up the most important stuff, do *not* call x or free mem etc.
210 // for use before an emergency exit
212 rxvt_term::emergency_cleanup ()
215 kill (-cmd_pid, SIGHUP);
221 rxvt_term::~rxvt_term ()
223 termlist.erase (find (termlist.begin (), termlist.end(), this));
225 emergency_cleanup ();
228 for (int i = RS_styleCount; --i; )
229 if (fontset[i] != fontset[0])
241 #ifdef XTERM_SCROLLBAR
242 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
243 if (ShadowGC) XFreeGC (dpy, ShadowGC);
245 #ifdef PLAIN_SCROLLBAR
246 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
248 #ifdef NEXT_SCROLLBAR
249 if (blackGC) XFreeGC (dpy, blackGC);
250 if (whiteGC) XFreeGC (dpy, whiteGC);
251 if (grayGC) XFreeGC (dpy, grayGC);
252 if (darkGC) XFreeGC (dpy, darkGC);
253 if (stippleGC) XFreeGC (dpy, stippleGC);
254 if (dimple) XFreePixmap (dpy, dimple);
255 if (upArrow) XFreePixmap (dpy, upArrow);
256 if (downArrow) XFreePixmap (dpy, downArrow);
257 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
258 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
260 #ifdef RXVT_SCROLLBAR
261 if (topShadowGC) XFreeGC (dpy, topShadowGC);
262 if (botShadowGC) XFreeGC (dpy, botShadowGC);
263 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
265 if (gc) XFreeGC (dpy, gc);
268 // destroy all windows
270 XDestroyWindow (dpy, parent[0]);
272 for (int i = 0; i < TOTAL_COLORS; i++)
273 if (ISSET_PIXCOLOR (i))
275 pix_colors_focused [i].free (this);
277 pix_colors_unfocused [i].free (this);
284 delete [] pix_colors_focused;
286 delete [] pix_colors_unfocused;
289 displays.put (display);
293 /* clear all resources */
294 for (int i = 0; i < allocated.size (); i++)
295 free (allocated [i]);
297 free (selection.text);
298 // TODO: manage env vars in child only(!)
308 #ifdef KEYSYM_RESOURCE
313 // child has exited, usually destroys
315 rxvt_term::child_cb (ev::child &w, int status)
317 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
321 if (!option (Opt_hold))
326 rxvt_term::destroy ()
328 if (destroy_ev.active)
331 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
340 im_ev.stop (display);
343 scrollbar_ev.stop (display);
345 #if ENABLE_TRANSPARENCY || ENABLE_PERL
346 rootwin_ev.stop (display);
349 termwin_ev.stop (display);
350 vt_ev.stop (display);
356 cursor_blink_ev.stop ();
359 text_blink_ev.stop ();
361 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
362 cont_scroll_ev.stop ();
364 #ifdef SELECTION_SCROLLING
365 sel_scroll_ev.stop ();
375 rxvt_term::destroy_cb (ev::check &w, int revents)
382 /*----------------------------------------------------------------------*/
384 * Exit gracefully, clearing the utmp entry and restoring tty attributes
385 * TODO: if debugging, this should free up any known resources if we can
387 static XErrorHandler old_xerror_handler;
390 rxvt_emergency_cleanup ()
392 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
393 (*t)->emergency_cleanup ();
398 print_x_error (Display *dpy, XErrorEvent *event)
403 char *mtype = "XlibMessage";
404 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
405 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
406 rxvt_warn ("An X Error occured, trying to continue after report.\n");
407 rxvt_warn ("%s: %s\n", mesg, buffer);
408 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
409 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
410 sprintf(number, "%d", event->request_code);
411 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
412 rxvt_warn ("(which is %s)\n", buffer);
413 if (event->request_code >= 128) {
414 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
418 if ((event->error_code == BadWindow) ||
419 (event->error_code == BadPixmap) ||
420 (event->error_code == BadCursor) ||
421 (event->error_code == BadFont) ||
422 (event->error_code == BadDrawable) ||
423 (event->error_code == BadColor) ||
424 (event->error_code == BadGC) ||
425 (event->error_code == BadIDChoice) ||
426 (event->error_code == BadValue) ||
427 (event->error_code == BadAtom)) {
428 if (event->error_code == BadValue)
429 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
431 else if (event->error_code == BadAtom)
432 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
435 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
437 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
439 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
441 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
446 rxvt_xerror_handler (Display *display, XErrorEvent *event)
448 if (GET_R->allowedxerror == -1)
449 GET_R->allowedxerror = event->error_code;
452 // GET_R is most likely not the terminal which caused the error,
453 // so just output the error and continue
455 old_xerror_handler (display, event);
457 print_x_error (display, event);
465 rxvt_xioerror_handler (Display *display)
467 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
468 DisplayString (display));
469 rxvt_emergency_cleanup ();
470 _exit (EXIT_FAILURE);
473 /*----------------------------------------------------------------------*/
475 rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
481 set_environ (envv); // few things in X do not call setlocale :(
488 const char **cmd_argv = init_resources (argc, argv);
490 #ifdef KEYSYM_RESOURCE
491 keyboard->register_done ();
494 #ifdef HAVE_SCROLLBARS
495 if (option (Opt_scrollBar))
496 scrollBar.setIdle (); /* set existence for size calculations */
499 pty = ptytty::create ();
501 create_windows (argc, argv);
505 scr_reset (); // initialize screen
508 XSynchronize (dpy, True);
511 #ifdef HAVE_SCROLLBARS
512 if (option (Opt_scrollBar))
513 resize_scrollbar (); /* create and map scrollbar */
515 #ifdef HAVE_BG_PIXMAP
517 bgPixmap.set_target (this);
519 #ifdef ENABLE_TRANSPARENCY
520 if (option (Opt_transparent))
522 bgPixmap.set_transparent ();
523 #ifdef HAVE_AFTERIMAGE
524 if (rs [Rs_blurradius])
525 bgPixmap.set_blur_radius (rs [Rs_blurradius]);
527 if (ISSET_PIXCOLOR (Color_tint))
528 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] != NULL)
541 const char *p = rs[Rs_backgroundPixmap];
543 if ((p = strchr (p, ';')) != NULL)
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);
574 HOOK_INVOKE ((this, HOOK_START, DT_END));
579 long info[2] = { 0, XEMBED_MAPPED };
581 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
582 32, PropModeReplace, (unsigned char *)&info, 2);
586 XMapWindow (dpy, vt);
587 XMapWindow (dpy, parent[0]);
592 static struct sig_handlers
594 ev::sig sw_term, sw_int;
597 * Catch a fatal signal and tidy up before quitting
600 sig_term (ev::sig &w, int revents)
602 rxvt_emergency_cleanup ();
604 kill (getpid (), w.signum);
608 : sw_term (this, &sig_handlers::sig_term),
609 sw_int (this, &sig_handlers::sig_term)
614 char **rxvt_environ; // startup environment
620 ev::ev_default_loop (0);
622 rxvt_environ = environ;
624 signal (SIGHUP, SIG_IGN);
625 signal (SIGPIPE, SIG_IGN);
627 sig_handlers.sw_term.start (SIGTERM); ev::ev_unref ();
628 sig_handlers.sw_int.start (SIGINT); ev::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 /* ------------------------------------------------------------------------- *
641 * MEMORY ALLOCATION WRAPPERS *
642 * ------------------------------------------------------------------------- */
644 rxvt_malloc (size_t size)
646 void *p = malloc (size);
649 rxvt_fatal ("memory allocation failure. aborting.\n");
655 rxvt_calloc (size_t number, size_t size)
657 void *p = calloc (number, size);
660 rxvt_fatal ("memory allocation failure. aborting.\n");
666 rxvt_realloc (void *ptr, size_t size)
668 void *p = realloc (ptr, size);
671 rxvt_fatal ("memory allocation failure. aborting.\n");
676 /*----------------------------------------------------------------------*/
678 * window size/position calculations for XSizeHint and other storage.
679 * if width/height are non-zero then override calculated width/height
682 rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
684 short recalc_x, recalc_y;
685 int x, y, sb_w, flags;
687 unsigned int max_width, max_height;
689 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
690 szHint.win_gravity = NorthWestGravity;
691 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693 recalc_x = recalc_y = 0;
696 if (!parsed_geometry)
701 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
703 if (flags & WidthValue)
705 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
706 szHint.flags |= USSize;
709 if (flags & HeightValue)
711 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
712 szHint.flags |= USSize;
718 szHint.flags |= USPosition;
720 if (flags & XNegative)
723 szHint.win_gravity = NorthEastGravity;
730 szHint.flags |= USPosition;
732 if (flags & YNegative)
736 if (szHint.win_gravity == NorthEastGravity)
737 szHint.win_gravity = SouthEastGravity;
739 szHint.win_gravity = SouthWestGravity;
745 width = ncol * fwidth;
746 height = nrow * fheight;
747 max_width = MAX_COLS * fwidth;
748 max_height = MAX_ROWS * fheight;
750 szHint.base_width = szHint.base_height = 2 * int_bwidth;
753 window_vt_x = window_vt_y = int_bwidth;
757 sb_w = scrollbar_TotalWidth ();
758 szHint.base_width += sb_w;
760 if (!option (Opt_scrollBar_right))
764 szHint.width_inc = fwidth;
765 szHint.height_inc = fheight;
766 szHint.min_width = szHint.base_width + szHint.width_inc;
767 szHint.min_height = szHint.base_height + szHint.height_inc;
769 if (newwidth && newwidth - szHint.base_width < max_width)
771 szHint.width = newwidth;
772 width = newwidth - szHint.base_width;
776 min_it (width, max_width);
777 szHint.width = szHint.base_width + width;
780 if (newheight && newheight - szHint.base_height < max_height)
782 szHint.height = newheight;
783 height = newheight - szHint.base_height;
787 min_it (height, max_height);
788 szHint.height = szHint.base_height + height;
791 if (scrollBar.state && option (Opt_scrollBar_right))
792 window_sb_x = szHint.width - sb_w;
795 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
798 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
800 ncol = width / fwidth;
801 nrow = height / fheight;
804 /*----------------------------------------------------------------------*/
806 * Tell the teletype handler what size the window is.
807 * Called after a window size change.
810 rxvt_term::tt_winch ()
819 ws.ws_xpixel = width;
820 ws.ws_ypixel = height;
821 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
824 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
825 if (cmd_pid) /* force through to the command */
826 kill (-cmd_pid, SIGWINCH);
830 /*----------------------------------------------------------------------*/
831 /* set_fonts () - load and set the various fonts
833 * init = 1 - initialize
835 * fontname == FONT_UP - switch to bigger font
836 * fontname == FONT_DN - switch to smaller font
839 rxvt_term::set_fonts ()
841 rxvt_fontset *fs = new rxvt_fontset (this);
845 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
846 || !fs->realize_font (1))
853 for (int i = RS_styleCount; --i; )
854 if (fontset[i] != fontset[0])
861 prop = (*fs)[1]->properties ();
862 prop.height += lineSpace;
864 fs->set_prop (prop, false);
867 fheight = prop.height;
870 for (int style = 1; style < 4; style++)
873 const char *res = rs[Rs_font + style];
876 fontset[style] = fontset[0];
879 fontset[style] = fs = new rxvt_fontset (this);
880 rxvt_fontprop prop2 = prop;
885 fs->set_prop (prop2, false);
889 fs->populate (fontset[0]->fontdesc);
891 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
892 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
894 fs->set_prop (prop2, true);
899 fontset[style] = fontset[0];
905 resize_all_windows (0, 0, 0);
914 rxvt_term::set_string_property (Atom prop, const char *str, int len)
916 XChangeProperty (dpy, parent[0],
917 prop, XA_STRING, 8, PropModeReplace,
918 (const unsigned char *)str, len >= 0 ? len : strlen (str));
922 rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
924 wchar_t *ws = rxvt_mbstowcs (str, len);
925 char *s = rxvt_wcstoutf8 (ws);
927 XChangeProperty (dpy, parent[0],
928 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
929 (const unsigned char *)s, strlen (s));
935 /*----------------------------------------------------------------------*/
936 /*----------------------------------------------------------------------*/
937 /* xterm sequences - title, iconName, color (exptl) */
939 rxvt_term::set_title (const char *str)
941 set_string_property (XA_WM_NAME, str);
943 set_utf8_property (xa[XA_NET_WM_NAME], str);
948 rxvt_term::set_icon_name (const char *str)
950 set_string_property (XA_WM_ICON_NAME, str);
952 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
957 rxvt_term::set_window_color (int idx, const char *color)
959 #ifdef XTERM_COLOR_CHANGE
963 if (color == NULL || *color == '\0')
966 color = strdup (color);
967 allocated.push_back ((void *)color);
968 rs[Rs_color + idx] = color;
970 /* handle color aliases */
971 if (isdigit (*color))
975 if (i >= 8 && i <= 15)
976 { /* bright colors */
978 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
982 if (i >= 0 && i <= 7)
983 { /* normal colors */
984 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
989 set_color (xcol, color);
992 * FIXME: should free colors here, but no idea how to do it so instead,
993 * so just keep gobbling up the colormap
996 pix_colors_focused[idx] = xcol;
998 /* XSetWindowAttributes attr; */
1001 /*TODO: handle Color_BD, scrollbar background, etc. */
1003 update_fade_color (idx);
1006 #endif /* XTERM_COLOR_CHANGE */
1010 rxvt_term::recolour_cursor ()
1014 (ISSET_PIXCOLOR (Color_pointer_fg)
1015 ? pix_colors_focused[Color_pointer_fg]
1016 : pix_colors_focused[Color_fg]).get (fg);
1018 (ISSET_PIXCOLOR (Color_pointer_bg)
1019 ? pix_colors_focused[Color_pointer_bg]
1020 : pix_colors_focused[Color_bg]).get (bg);
1022 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1025 /*----------------------------------------------------------------------*/
1027 * find if fg/bg matches any of the normal (low-intensity) colors
1030 rxvt_term::set_colorfgbg ()
1033 const char *xpmb = "\0";
1034 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1036 strcpy (fstr, "default");
1037 strcpy (bstr, "default");
1038 for (i = Color_Black; i <= Color_White; i++)
1039 if (pix_colors[Color_fg] == pix_colors[i])
1041 sprintf (fstr, "%d", (i - Color_Black));
1045 for (i = Color_Black; i <= Color_White; i++)
1046 if (pix_colors[Color_bg] == pix_colors[i])
1048 sprintf (bstr, "%d", (i - Color_Black));
1049 #ifdef BG_IMAGE_FROM_FILE
1055 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1058 /*----------------------------------------------------------------------*/
1061 rxvt_term::set_color (rxvt_color &color, const char *name)
1063 if (color.set (this, name))
1066 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1071 rxvt_term::alias_color (int dst, int src)
1073 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1076 /* -------------------------------------------------------------------- *
1077 * - WINDOW RESIZING - *
1078 * -------------------------------------------------------------------- */
1080 rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1083 int old_width = szHint.width;
1084 int old_height = szHint.height;
1086 window_calc (newwidth, newheight);
1088 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1089 XSetWMNormalHints (dpy, parent[0], &szHint);
1095 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1096 * reposition window on resize depending on placement on screen
1100 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1103 XTranslateCoordinates (dpy, parent[0], display->root,
1104 0, 0, &x, &y, &unused_cr);
1105 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1106 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1108 * if display->root isn't the parent window, a WM will probably have offset
1109 * our position for handles and decorations. Counter it
1111 if (x1 != x || y1 != y)
1117 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1118 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1119 dx = old_width - szHint.width;
1120 dy = old_height - szHint.height;
1122 /* Check position of the center of the window */
1123 if (x < x1) /* left half */
1125 else if (x == x1) /* exact center */
1127 if (y < y1) /* top half */
1129 else if (y == y1) /* exact center */
1132 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1133 szHint.width, szHint.height);
1135 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1139 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1141 if (fix_screen || newwidth != old_width || newheight != old_height)
1143 if (scrollBar.state)
1145 XMoveResizeWindow (dpy, scrollBar.win,
1147 scrollbar_TotalWidth (), szHint.height);
1148 resize_scrollbar ();
1151 XMoveResizeWindow (dpy, vt,
1152 window_vt_x, window_vt_y,
1155 #ifdef HAVE_BG_PIXMAP
1156 if (bgPixmap.window_size_sensitive ())
1157 update_background ();
1163 if (fix_screen || old_height == 0)
1166 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1167 //scr_touch (false);
1169 #ifdef HAVE_BG_PIXMAP
1170 // TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1171 // if (bgPixmap.pixmap)
1172 // scr_touch (false);
1181 * Set the width/height of the vt window in characters. Units are pixels.
1182 * good for toggling 80/132 columns
1185 rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1187 XWindowAttributes wattr;
1189 if (newwidth == 0 || newheight == 0)
1191 XGetWindowAttributes (dpy, display->root, &wattr);
1194 newwidth = wattr.width - szHint.base_width;
1196 newheight = wattr.height - szHint.base_height;
1199 if (newwidth != width || newheight != height)
1201 newwidth += szHint.base_width;
1202 newheight += szHint.base_height;
1203 resize_all_windows (newwidth, newheight, 0);
1207 /* -------------------------------------------------------------------- *
1208 * - X INPUT METHOD ROUTINES - *
1209 * -------------------------------------------------------------------- */
1213 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1215 fg = pix_colors [Color_fg];
1216 bg = pix_colors [Color_bg];
1220 rxvt_term::im_set_size (XRectangle &size)
1222 // the int_bwidth terms make no sense to me
1223 size.x = int_bwidth;
1224 size.y = int_bwidth;
1225 size.width = Width2Pixel (ncol) + int_bwidth;
1226 size.height = Height2Pixel (nrow) + int_bwidth;
1230 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1231 XRectangle &status_rect,
1232 const XRectangle &needed_rect)
1234 preedit_rect.x = needed_rect.width;
1236 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1237 preedit_rect.height = fheight;
1241 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1242 status_rect.height = fheight;
1245 /* Checking whether input method is running. */
1247 rxvt_term::IMisRunning ()
1252 char server[IMBUFSIZ];
1254 /* get current locale modifier */
1255 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1257 strcpy (server, "@server=");
1258 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1260 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1263 atom = XInternAtom (dpy, server, False);
1264 win = XGetSelectionOwner (dpy, atom);
1274 rxvt_term::IMSendSpot ()
1277 XVaNestedList preedit_attr;
1281 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1284 im_set_position (nspot);
1286 if (nspot.x == spot.x && nspot.y == spot.y)
1291 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1292 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1293 XFree (preedit_attr);
1297 rxvt_term::im_destroy ()
1301 if (Input_Context && input_method->xim)
1302 XDestroyIC (Input_Context);
1304 display->put_xim (input_method);
1311 #ifdef ENABLE_XIM_ONTHESPOT
1314 xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1316 ((rxvt_term *)client_data)->make_current ();
1317 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1321 xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1323 ((rxvt_term *)client_data)->make_current ();
1324 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1328 xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1330 rxvt_term *term = (rxvt_term *)client_data;
1331 XIMText *text = call_data->text;
1333 term->make_current ();
1339 if (!text->encoding_is_wchar && text->string.multi_byte)
1341 // of course, X makes it ugly again
1342 if (term->rs[Rs_imLocale])
1343 SET_LOCALE (term->rs[Rs_imLocale]);
1345 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1346 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1348 if (term->rs[Rs_imLocale])
1349 SET_LOCALE (term->locale);
1352 str = (void *)text->string.wide_char;
1354 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1355 DT_INT, call_data->caret,
1356 DT_INT, call_data->chg_first,
1357 DT_INT, call_data->chg_length,
1358 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1359 DT_WCS_LEN, str, str ? (int)text->length : 0,
1363 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1364 DT_INT, call_data->caret,
1365 DT_INT, call_data->chg_first,
1366 DT_INT, call_data->chg_length,
1372 xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1374 ((rxvt_term *)client_data)->make_current ();
1375 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1376 DT_INT, call_data->position,
1377 DT_INT, call_data->direction,
1378 DT_INT, call_data->style,
1386 * Try to open a XIM with the current modifiers, then see if we can
1387 * open a suitable preedit type
1390 rxvt_term::IM_get_IC (const char *modifiers)
1395 XRectangle rect, status_rect, needed_rect;
1396 unsigned long fg, bg;
1399 XIMStyles *xim_styles;
1400 #ifdef ENABLE_XIM_ONTHESPOT
1406 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1409 input_method = display->get_xim (locale, modifiers);
1410 if (input_method == NULL)
1413 xim = input_method->xim;
1414 spot.x = spot.y = -1;
1417 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1418 || !xim_styles || !xim_styles->count_styles)
1424 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1426 for (int pi = 0; pi < 2; pi++)
1433 s = rxvt_splitcommastring (p);
1435 for (i = found = 0; !found && s[i]; i++)
1437 if (!strcmp (s[i], "OverTheSpot"))
1438 input_style = XIMPreeditPosition | XIMStatusNothing;
1439 else if (!strcmp (s[i], "OffTheSpot"))
1440 input_style = XIMPreeditArea | XIMStatusArea;
1441 else if (!strcmp (s[i], "Root"))
1442 input_style = XIMPreeditNothing | XIMStatusNothing;
1443 else if (!strcmp (s[i], "None"))
1444 input_style = XIMPreeditNone | XIMStatusNone;
1445 #ifdef ENABLE_XIM_ONTHESPOT
1446 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1447 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1450 input_style = XIMPreeditNothing | XIMStatusNothing;
1452 for (j = 0; j < xim_styles->count_styles; j++)
1453 if (input_style == xim_styles->supported_styles[j])
1455 rxvt_freecommastring (s);
1463 rxvt_freecommastring (s);
1477 XVaNestedList preedit_attr = 0, status_attr = 0;
1479 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1481 // fake us a font-set, please
1482 char **missing_charset_list;
1483 int missing_charset_count;
1488 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1489 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1490 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1491 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1492 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1495 fheight + 1, fheight - 1,
1496 fheight - 2, fheight + 2);
1498 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1499 &missing_charset_list, &missing_charset_count, &def_string);
1501 if (missing_charset_list)
1502 XFreeStringList (missing_charset_list);
1506 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1507 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1511 if (input_style & XIMPreeditPosition)
1514 im_set_position (spot);
1515 im_set_color (fg, bg);
1517 preedit_attr = XVaCreateNestedList (0,
1521 XNSpotLocation, &spot,
1525 else if (input_style & XIMPreeditArea)
1527 im_set_color (fg, bg);
1530 * The necessary width of preedit area is unknown
1531 * until create input context.
1533 needed_rect.width = 0;
1534 im_set_preedit_area (rect, status_rect, needed_rect);
1536 preedit_attr = XVaCreateNestedList (0,
1542 status_attr = XVaCreateNestedList (0,
1545 XNArea, &status_rect,
1549 #if ENABLE_XIM_ONTHESPOT
1550 else if (input_style & XIMPreeditCallbacks)
1552 im_set_position (spot);
1554 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1555 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1556 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1558 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1561 preedit_attr = XVaCreateNestedList (0,
1562 XNSpotLocation, &spot,
1563 XNPreeditStartCallback, &xcb[0],
1564 XNPreeditDoneCallback , &xcb[1],
1565 XNPreeditDrawCallback , &xcb[2],
1567 XNPreeditCaretCallback, &xcb[3],
1573 Input_Context = XCreateIC (xim,
1574 XNInputStyle, input_style,
1576 XNFocusWindow, parent[0],
1577 preedit_attr ? XNPreeditAttributes : NULL,
1579 status_attr ? XNStatusAttributes : NULL,
1582 if (preedit_attr) XFree (preedit_attr);
1583 if (status_attr) XFree (status_attr);
1584 if (fs) XFreeFontSet (dpy, fs);
1586 if (Input_Context == NULL)
1588 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1594 // unfortunately, only the focus window is used by XIM, hard to fix
1595 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1619 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1620 if (rs[Rs_imLocale])
1621 SET_LOCALE (rs[Rs_imLocale]);
1624 p = rs[Rs_inputMethod];
1629 s = rxvt_splitcommastring (p);
1631 for (i = 0; s[i]; i++)
1635 strcpy (buf, "@im=");
1636 strncat (buf, s[i], IMBUFSIZ - 5);
1637 if (IM_get_IC (buf))
1645 rxvt_freecommastring (s);
1651 /* try with XMODIFIERS env. var. */
1655 /* try with no modifiers base IF the user didn't specify an IM */
1656 if (IM_get_IC ("@im=none"))
1660 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1661 if (rs[Rs_imLocale])
1662 SET_LOCALE (locale);
1667 rxvt_term::IMSetPosition ()
1669 XRectangle preedit_rect, status_rect, *needed_rect;
1670 XVaNestedList preedit_attr, status_attr;
1674 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1678 if (input_style & XIMPreeditPosition)
1680 im_set_size (preedit_rect);
1681 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1683 XSetICValues (Input_Context,
1684 XNPreeditAttributes, preedit_attr, NULL);
1688 /* Getting the necessary width of preedit area */
1689 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1690 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1691 XFree (status_attr);
1693 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1694 XFree (needed_rect);
1696 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1697 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1699 XSetICValues (Input_Context,
1700 XNPreeditAttributes, preedit_attr,
1701 XNStatusAttributes, status_attr,
1704 XFree (status_attr);
1707 XFree (preedit_attr);
1709 #endif /* USE_XIM */
1712 rxvt_term::get_window_origin (int &x, int &y)
1715 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1716 /* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
1720 rxvt_term::get_pixmap_property (int prop_id)
1722 if (prop_id > 0 && prop_id < NUM_XA)
1726 unsigned long nitems, bytes_after;
1728 unsigned char *prop = NULL;
1729 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1730 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1731 &nitems, &bytes_after, &prop);
1732 if (result == Success && prop && atype == XA_PIXMAP)
1734 return *(Pixmap *)prop;
1740 #ifdef HAVE_BG_PIXMAP
1742 rxvt_term::update_background ()
1744 bgPixmap.invalidate ();
1746 /* no chance of real time refresh if we are blurring! */
1747 if (bgPixmap.invalid_since + 0.5 < ev::now () && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
1751 update_background_ev.stop ();
1753 if (!bgPixmap.need_client_side_rendering())
1754 update_background_ev.start (.05);
1755 else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
1756 update_background_ev.start (.20); /* very slow !!! */
1758 update_background_ev.start (.07);
1765 rxvt_term::update_background_cb (ev::timer &w, int revents)
1770 #endif /* HAVE_BG_PIXMAP */
1772 /*----------------------- end-of-file (C source) -----------------------*/