1 /*--------------------------------*-C-*---------------------------------*
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) 2003-2004 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 */
35 #include "main.intpro" /* PROTOS for internal routines */
40 #ifdef TTY_GID_SUPPORT
48 #ifdef KEYSYM_RESOURCE
49 # include "keyboard.h"
52 vector<rxvt_term *> rxvt_term::termlist;
54 static char curlocale[128];
57 rxvt_set_locale (const char *locale)
59 if (!locale || !strncmp (locale, curlocale, 128))
62 strncpy (curlocale, locale, 128);
63 setlocale (LC_CTYPE, curlocale);
68 class rxvt_composite_vec rxvt_composite;
70 text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
74 // break compose chains, as stupid readline really likes to duplicate
75 // composing characters for some reason near the end of a line.
79 if (cc->c2 == c2) return c1;
83 // check to see wether this combination already exists otherwise
84 for (cc = v.end (); cc-- > v.begin (); )
86 if (cc->c1 == c1 && cc->c2 == c2)
87 return COMPOSE_LO + (cc - v.begin ());
90 // allocate a new combination
91 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
96 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
98 return REPLACEMENT_CHAR;
101 v.push_back (compose_char (c1, c2));
103 return v.size () - 1 + COMPOSE_LO;
106 int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
108 compose_char *cc = (*this)[c];
116 int len = expand (cc->c1, r);
120 if (cc->c2 != NOCHAR)
123 if (r) *r++ = cc->c2;
131 rxvt_term::rxvt_term ()
134 rootwin_ev (this, &rxvt_term::rootwin_cb),
136 #ifdef HAVE_SCROLLBARS
137 scrollbar_ev (this, &rxvt_term::x_cb),
140 menubar_ev (this, &rxvt_term::x_cb),
143 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
146 text_blink_ev (this, &rxvt_term::text_blink_cb),
148 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
149 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
151 #ifdef SELECTION_SCROLLING
152 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
154 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
155 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
158 pointer_ev (this, &rxvt_term::pointer_cb),
161 im_ev (this, &rxvt_term::im_cb),
163 sw_term (this, &rxvt_term::sig_term),
164 sw_int (this, &rxvt_term::sig_term),
165 sw_chld (this, &rxvt_term::sig_chld),
166 termwin_ev (this, &rxvt_term::x_cb),
167 vt_ev (this, &rxvt_term::x_cb),
168 check_ev (this, &rxvt_term::check_cb),
169 flush_ev (this, &rxvt_term::flush_cb),
170 destroy_ev (this, &rxvt_term::destroy_cb),
171 pty_ev (this, &rxvt_term::pty_cb),
172 incr_ev (this, &rxvt_term::incr_cb)
174 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
176 termlist.push_back (this);
178 #ifdef KEYSYM_RESOURCE
179 keyboard = new keyboard_manager;
182 rxvt_fatal ("out of memory, aborting.\n");
186 // clean up the most important stuff, do *not* call x or free mem etc.
187 // for use before an emergency exit
188 void rxvt_term::emergency_cleanup ()
191 kill (-cmd_pid, SIGHUP);
194 privileged_utmp (RESTORE);
200 rxvt_term::~rxvt_term ()
202 termlist.erase (find (termlist.begin (), termlist.end(), this));
204 emergency_cleanup ();
207 for (int i = RS_styleCount; --i; )
208 if (TermWin.fontset[i] != TermWin.fontset[0])
209 delete TermWin.fontset[i];
211 delete TermWin.fontset[0];
223 if (menubarGC) XFreeGC (disp, menubarGC);
225 #ifdef XTERM_SCROLLBAR
226 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
227 if (ShadowGC) XFreeGC (disp, ShadowGC);
229 #ifdef PLAIN_SCROLLBAR
230 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
232 #ifdef NEXT_SCROLLBAR
233 if (blackGC) XFreeGC (disp, blackGC);
234 if (whiteGC) XFreeGC (disp, whiteGC);
235 if (grayGC) XFreeGC (disp, grayGC);
236 if (darkGC) XFreeGC (disp, darkGC);
237 if (stippleGC) XFreeGC (disp, stippleGC);
238 if (dimple) XFreePixmap (disp, dimple);
239 if (upArrow) XFreePixmap (disp, upArrow);
240 if (downArrow) XFreePixmap (disp, downArrow);
241 if (upArrowHi) XFreePixmap (disp, upArrowHi);
242 if (downArrowHi) XFreePixmap (disp, downArrowHi);
244 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
245 if (topShadowGC) XFreeGC (disp, topShadowGC);
246 if (botShadowGC) XFreeGC (disp, botShadowGC);
247 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
249 if (TermWin.gc) XFreeGC (disp, TermWin.gc);
251 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
252 delete menuBar.drawable;
254 // XDestroyWindow (disp, menuBar.win);
256 delete TermWin.drawable;
257 // destroy all windows
258 if (TermWin.parent[0])
259 XDestroyWindow (disp, TermWin.parent[0]);
262 // TODO: free pixcolours, colours should become part of rxvt_display
264 delete pix_colors_focused;
265 #ifdef OFF_FOCUS_FADING
266 delete pix_colors_unfocused;
269 displays.put (display);
273 /* clear all resources */
274 for (int i = 0; i < allocated.size (); i++)
275 free (allocated [i]);
277 free (selection.text);
278 // TODO: manage env vars in child only(!)
282 free (env_colorfgbg);
290 #ifdef KEYSYM_RESOURCE
296 rxvt_term::destroy ()
298 if (destroy_ev.active)
308 im_ev.stop (display);
311 scrollbar_ev.stop (display);
314 menubar_ev.stop (display);
317 rootwin_ev.stop (display);
320 termwin_ev.stop (display);
321 vt_ev.stop (display);
327 cursor_blink_ev.stop ();
330 text_blink_ev.stop ();
332 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
333 cont_scroll_ev.stop ();
335 #ifdef SELECTION_SCROLLING
336 sel_scroll_ev.stop ();
342 destroy_ev.start (0);
346 rxvt_term::destroy_cb (time_watcher &w)
353 /*----------------------------------------------------------------------*/
355 * Exit gracefully, clearing the utmp entry and restoring tty attributes
356 * TODO: if debugging, this should free up any known resources if we can
358 static XErrorHandler old_xerror_handler;
361 rxvt_emergency_cleanup ()
363 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
364 (*t)->emergency_cleanup ();
368 rxvt_xerror_handler (Display *display, XErrorEvent *event)
370 if (GET_R->allowedxerror == -1)
371 GET_R->allowedxerror = event->error_code;
374 //TODO: GET_R is most likely not the terminal which caused the error
375 //TODO: maybe just output the error and continue?
376 old_xerror_handler (display, event);
384 rxvt_xioerror_handler (Display *display)
386 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
387 DisplayString (display));
388 rxvt_emergency_cleanup ();
389 _exit (EXIT_FAILURE);
393 * Catch a fatal signal and tidy up before quitting
396 rxvt_term::sig_term (sig_watcher &w)
399 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
401 rxvt_emergency_cleanup ();
402 signal (w.signum, SIG_DFL);
403 kill (getpid (), w.signum);
406 /*----------------------------------------------------------------------*/
409 rxvt_term::init (int argc, const char *const *argv)
420 const char **cmd_argv = init_resources (argc, argv);
422 #ifdef KEYSYM_RESOURCE
423 keyboard->register_done ();
427 menubar_read (rs[Rs_menu]);
429 #ifdef HAVE_SCROLLBARS
430 if (options & Opt_scrollBar)
431 scrollBar.setIdle (); /* set existence for size calculations */
434 create_windows (argc, argv);
440 scr_reset (); /* initialize screen */
443 XSynchronize (disp, True);
446 #ifdef HAVE_SCROLLBARS
447 if (options & Opt_scrollBar)
448 resize_scrollbar (); /* create and map scrollbar */
451 if (menubar_visible ())
452 XMapWindow (disp, menuBar.win);
455 if (options & Opt_transparent)
457 XSelectInput (disp, display->root, PropertyChangeMask);
458 check_our_parents ();
459 rootwin_ev.start (display, display->root);
463 XMapWindow (disp, TermWin.vt);
464 XMapWindow (disp, TermWin.parent[0]);
468 init_command (cmd_argv);
472 pty_ev.start (pty.pty, EVENT_READ);
483 * Save and then give up any super-user privileges
484 * If we need privileges in any area then we must specifically request it.
485 * We should only need to be root in these cases:
486 * 1. write utmp entries on some systems
487 * 2. chown tty on some systems
489 rxvt_privileges (SAVE);
490 rxvt_privileges (IGNORE);
492 signal (SIGHUP, SIG_IGN);
493 signal (SIGPIPE, SIG_IGN);
495 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
496 /* signal (SIGURG, SIG_DFL); */
498 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
499 // TODO: handle this with exceptions and tolerate the memory loss
500 XSetIOErrorHandler (rxvt_xioerror_handler);
503 /* ------------------------------------------------------------------------- *
504 * SIGNAL HANDLING & EXIT HANDLER *
505 * ------------------------------------------------------------------------- */
507 * Catch a SIGCHLD signal and exit if the direct child has died
511 rxvt_term::sig_chld (sig_watcher &w)
513 // we are being called for every SIGCHLD, not just ours
516 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
517 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
518 if (pid == (*t)->cmd_pid)
525 /* ------------------------------------------------------------------------- *
526 * MEMORY ALLOCATION WRAPPERS *
527 * ------------------------------------------------------------------------- */
529 rxvt_malloc (size_t size)
531 void *p = malloc (size);
534 rxvt_fatal ("memory allocation failure. aborting.\n");
541 rxvt_calloc (size_t number, size_t size)
543 void *p = calloc (number, size);
546 rxvt_fatal ("memory allocation failure. aborting.\n");
553 rxvt_realloc (void *ptr, size_t size)
555 void *p = realloc (ptr, size);
558 rxvt_fatal ("memory allocation failure. aborting.\n");
563 /* ------------------------------------------------------------------------- *
564 * PRIVILEGED OPERATIONS *
565 * ------------------------------------------------------------------------- */
566 /* take care of suid/sgid super-user (root) privileges */
568 rxvt_privileges (rxvt_privaction action)
570 #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
575 #if ! defined(__CYGWIN32__)
576 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
577 /* setreuid () is the poor man's setuid (), seteuid () */
578 # define seteuid(a) setreuid(-1, (a))
579 # define setegid(a) setregid(-1, (a))
580 # define HAVE_SETEUID
587 * change effective uid/gid - not real uid/gid - so we can switch
588 * back to root later, as required
620 rxvt_term::privileged_utmp (rxvt_privaction action)
622 if ((options & Opt_utmpInhibit)
623 || !pty.name || !*pty.name)
626 rxvt_privileges (RESTORE);
629 makeutent (pty.name, rs[Rs_display_name]);
633 rxvt_privileges (IGNORE);
637 /*----------------------------------------------------------------------*/
639 * window size/position calculcations for XSizeHint and other storage.
640 * if width/height are non-zero then override calculated width/height
643 rxvt_term::window_calc (unsigned int width, unsigned int height)
645 short recalc_x, recalc_y;
646 int x, y, sb_w, mb_h, flags;
648 unsigned int max_width, max_height;
651 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
652 TermWin.ncol, TermWin.nrow, szHint.width,
654 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
655 szHint.win_gravity = NorthWestGravity;
656 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
658 recalc_x = recalc_y = 0;
660 if (!parsed_geometry)
664 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
665 if (flags & WidthValue)
667 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
668 szHint.flags |= USSize;
670 if (flags & HeightValue)
672 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
673 szHint.flags |= USSize;
678 szHint.flags |= USPosition;
679 if (flags & XNegative)
682 szHint.win_gravity = NorthEastGravity;
688 szHint.flags |= USPosition;
689 if (flags & YNegative)
692 if (szHint.win_gravity == NorthEastGravity)
693 szHint.win_gravity = SouthEastGravity;
695 szHint.win_gravity = SouthWestGravity;
701 TermWin.width = TermWin.ncol * TermWin.fwidth;
702 TermWin.height = TermWin.nrow * TermWin.fheight;
703 max_width = MAX_COLS * TermWin.fwidth;
704 max_height = MAX_ROWS * TermWin.fheight;
706 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
709 window_vt_x = window_vt_y = TermWin.int_bwidth;
711 if (scrollbar_visible ())
713 sb_w = scrollbar_TotalWidth ();
714 szHint.base_width += sb_w;
715 if (!(options & Opt_scrollBar_right))
719 if (menubar_visible ())
721 mb_h = menuBar_TotalHeight ();
722 szHint.base_height += mb_h;
726 szHint.width_inc = TermWin.fwidth;
727 szHint.height_inc = TermWin.fheight;
728 szHint.min_width = szHint.base_width + szHint.width_inc;
729 szHint.min_height = szHint.base_height + szHint.height_inc;
731 if (width && width - szHint.base_width < max_width)
733 szHint.width = width;
734 TermWin.width = width - szHint.base_width;
738 MIN_IT (TermWin.width, max_width);
739 szHint.width = szHint.base_width + TermWin.width;
742 if (height && height - szHint.base_height < max_height)
744 szHint.height = height;
745 TermWin.height = height - szHint.base_height;
749 MIN_IT (TermWin.height, max_height);
750 szHint.height = szHint.base_height + TermWin.height;
753 if (scrollbar_visible () && (options & Opt_scrollBar_right))
754 window_sb_x = szHint.width - sb_w;
757 szHint.x += (DisplayWidth (disp, display->screen)
758 - szHint.width - 2 * TermWin.ext_bwidth);
760 szHint.y += (DisplayHeight (disp, display->screen)
761 - szHint.height - 2 * TermWin.ext_bwidth);
763 TermWin.ncol = TermWin.width / TermWin.fwidth;
764 TermWin.nrow = TermWin.height / TermWin.fheight;
765 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
766 TermWin.ncol, TermWin.nrow, szHint.width,
771 /*----------------------------------------------------------------------*/
773 * Tell the teletype handler what size the window is.
774 * Called after a window size change.
777 rxvt_term::tt_winch ()
784 ws.ws_col = TermWin.ncol;
785 ws.ws_row = TermWin.nrow;
786 ws.ws_xpixel = TermWin.width;
787 ws.ws_ypixel = TermWin.height;
788 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
791 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
792 if (cmd_pid) /* force through to the command */
793 kill (cmd_pid, SIGWINCH);
797 /*----------------------------------------------------------------------*/
798 /* set_fonts () - load and set the various fonts
800 * init = 1 - initialize
802 * fontname == FONT_UP - switch to bigger font
803 * fontname == FONT_DN - switch to smaller font
806 rxvt_term::set_fonts ()
808 rxvt_fontset *fs = new rxvt_fontset (this);
812 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
813 || !fs->realize_font (1))
820 for (int i = RS_styleCount; --i; )
821 if (TermWin.fontset[i] != TermWin.fontset[0])
822 delete TermWin.fontset[i];
825 delete TermWin.fontset[0];
826 TermWin.fontset[0] = fs;
828 prop = (*fs)[1]->properties ();
829 prop.height += TermWin.lineSpace;
832 TermWin.fwidth = prop.width;
833 TermWin.fheight = prop.height;
834 TermWin.fweight = prop.weight;
835 TermWin.fslant = prop.slant;
836 TermWin.fbase = (*fs)[1]->ascent;
838 for (int style = 1; style < 4; style++)
841 const char *res = rs[Rs_font + style];
844 TermWin.fontset[style] = TermWin.fontset[0];
847 TermWin.fontset[style] = fs = new rxvt_fontset (this);
848 rxvt_fontprop prop2 = prop;
851 prop2.weight = prop2.slant = rxvt_fontprop::unset;
854 res = TermWin.fontset[0]->fontdesc;
856 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
857 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
861 fs->set_prop (prop2);
864 TermWin.fontset[style] = TermWin.fontset[0];
868 if (TermWin.parent[0])
870 resize_all_windows (0, 0, 0);
878 void rxvt_term::set_string_property (Atom prop, const char *str, int len)
880 // TODO: SMART_WINDOW_TITLE
881 XChangeProperty (display->display, TermWin.parent[0],
882 prop, XA_STRING, 8, PropModeReplace,
883 (const unsigned char *)str, len >= 0 ? len : strlen (str));
886 void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
888 // TODO: SMART_WINDOW_TITLE
889 wchar_t *ws = rxvt_mbstowcs (str, len);
890 char *s = rxvt_wcstoutf8 (ws);
892 XChangeProperty (display->display, TermWin.parent[0],
893 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
894 (const unsigned char *)s, strlen (s));
900 /*----------------------------------------------------------------------*/
901 /*----------------------------------------------------------------------*/
902 /* xterm sequences - title, iconName, color (exptl) */
904 rxvt_term::set_title (const char *str)
906 set_string_property (XA_WM_NAME, str);
908 set_utf8_property (xa[XA_NET_WM_NAME], str);
913 rxvt_term::set_icon_name (const char *str)
915 set_string_property (XA_WM_ICON_NAME, str);
917 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
921 #ifdef XTERM_COLOR_CHANGE
923 rxvt_term::set_window_color (int idx, const char *color)
928 if (color == NULL || *color == '\0')
931 /* handle color aliases */
932 if (isdigit (*color))
936 if (i >= 8 && i <= 15)
937 { /* bright colors */
939 # ifndef NO_BRIGHTCOLOR
940 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
946 if (i >= 0 && i <= 7)
947 { /* normal colors */
948 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
954 if (!rXParseAllocColor (&xcol, color))
957 /* XStoreColor (display->display, display->cmap, XColor*); */
960 * FIXME: should free colors here, but no idea how to do it so instead,
961 * so just keep gobbling up the colormap
964 for (i = Color_Black; i <= Color_White; i++)
965 if (pix_colors[idx] == pix_colors[i])
969 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
970 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
971 DisplayPlanes (display->display, display->screen));
975 pix_colors_focused[idx] = xcol;
978 /* XSetWindowAttributes attr; */
981 #ifdef OFF_FOCUS_FADING
983 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
986 /*TODO: handle Color_BD, scrollbar background, etc. */
993 # define set_window_color (idx,color) ((void)0)
994 #endif /* XTERM_COLOR_CHANGE */
997 rxvt_term::recolour_cursor ()
1001 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1002 ? pix_colors_focused[Color_pointer_fg]
1003 : pix_colors_focused[Color_fg];
1004 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1005 ? pix_colors_focused[Color_pointer_bg]
1006 : pix_colors_focused[Color_bg];
1008 XQueryColors (display->display, display->cmap, xcol, 2);
1009 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1012 /*----------------------------------------------------------------------*/
1014 * find if fg/bg matches any of the normal (low-intensity) colors
1017 rxvt_term::set_colorfgbg ()
1020 const char *xpmb = "\0";
1021 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1023 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1024 strcpy (fstr, "default");
1025 strcpy (bstr, "default");
1026 for (i = Color_Black; i <= Color_White; i++)
1027 if (pix_colors[Color_fg] == pix_colors[i])
1029 sprintf (fstr, "%d", (i - Color_Black));
1033 for (i = Color_Black; i <= Color_White; i++)
1034 if (pix_colors[Color_bg] == pix_colors[i])
1036 sprintf (bstr, "%d", (i - Color_Black));
1037 #ifdef XPM_BACKGROUND
1043 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1046 /*----------------------------------------------------------------------*/
1049 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1051 if (!screen_in_out->set (display, colour))
1053 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1060 /* -------------------------------------------------------------------- *
1061 * - WINDOW RESIZING - *
1062 * -------------------------------------------------------------------- */
1064 rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
1068 int old_width = szHint.width, old_height = szHint.height;
1072 window_calc (width, height);
1073 XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
1079 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1080 * reposition window on resize depending on placement on screen
1084 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1087 XTranslateCoordinates (disp, TermWin.parent[0], display->root,
1088 0, 0, &x, &y, &unused_cr);
1089 XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
1090 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1092 * if display->root isn't the parent window, a WM will probably have offset
1093 * our position for handles and decorations. Counter it
1095 if (x1 != x || y1 != y)
1101 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1102 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1103 dx = old_width - szHint.width;
1104 dy = old_height - szHint.height;
1106 /* Check position of the center of the window */
1107 if (x < x1) /* left half */
1109 else if (x == x1) /* exact center */
1111 if (y < y1) /* top half */
1113 else if (y == y1) /* exact center */
1116 XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
1117 szHint.width, szHint.height);
1119 XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
1123 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
1125 if (fix_screen || width != old_width || height != old_height)
1127 if (scrollbar_visible ())
1129 XMoveResizeWindow (disp, scrollBar.win,
1131 scrollbar_TotalWidth (), szHint.height);
1132 resize_scrollbar ();
1135 if (menubar_visible ())
1136 XMoveResizeWindow (disp, menuBar.win,
1138 TermWin_TotalWidth (), menuBar_TotalHeight ());
1140 XMoveResizeWindow (disp, TermWin.vt,
1141 window_vt_x, window_vt_y,
1142 TermWin_TotalWidth (), TermWin_TotalHeight ());
1145 #ifdef XPM_BACKGROUND
1150 if (fix_screen || old_height == 0)
1152 int curr_screen = -1;
1153 int old_ncol = prev_ncol;
1155 /* scr_reset only works on the primary screen */
1156 if (old_height) /* this is not the first time through */
1158 unsigned int ncol = TermWin.ncol;
1159 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1160 curr_screen = scr_change_screen (PRIMARY);
1161 TermWin.ncol = ncol;
1166 if (curr_screen >= 0) /* this is not the first time through */
1168 scr_change_screen (curr_screen);
1169 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1173 old_width = szHint.width;
1174 old_height = szHint.height;
1176 #ifdef XPM_BACKGROUND
1182 IMSetStatusPosition ();
1187 * Set the width/height of the vt window in characters. Units are pixels.
1188 * good for toggling 80/132 columns
1191 rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1193 XWindowAttributes wattr;
1195 if (width == 0 || height == 0)
1197 XGetWindowAttributes (display->display, display->root, &wattr);
1199 width = wattr.width - szHint.base_width;
1201 height = wattr.height - szHint.base_height;
1204 if (width != TermWin.width || height != TermWin.height)
1206 width += szHint.base_width;
1207 height += szHint.base_height;
1208 resize_all_windows (width, height, 0);
1212 /* -------------------------------------------------------------------- *
1213 * - X INPUT METHOD ROUTINES - *
1214 * -------------------------------------------------------------------- */
1218 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1220 fg = pix_colors[Color_fg];
1221 bg = pix_colors[Color_bg];
1225 rxvt_term::im_set_size (XRectangle &size)
1227 // the int_bwidth terms make no sense to me
1228 size.x = TermWin.int_bwidth;
1229 size.y = TermWin.int_bwidth;
1230 size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1231 size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1235 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1236 XRectangle &status_rect,
1237 const XRectangle &needed_rect)
1239 preedit_rect.x = needed_rect.width;
1241 preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
1242 preedit_rect.height = TermWin.fheight;
1246 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
1247 status_rect.height = TermWin.fheight;
1250 /* Checking whether input method is running. */
1252 rxvt_term::IMisRunning ()
1257 char server[IMBUFSIZ];
1259 /* get current locale modifier */
1260 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1262 strcpy (server, "@server=");
1263 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1265 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1268 atom = XInternAtom (display->display, server, False);
1269 win = XGetSelectionOwner (display->display, atom);
1279 rxvt_term::IMSendSpot ()
1282 XVaNestedList preedit_attr;
1286 || !(input_style & XIMPreeditPosition))
1289 im_set_position (nspot);
1291 if (nspot.x == spot.x && nspot.y == spot.y)
1296 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1297 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1298 XFree (preedit_attr);
1302 rxvt_term::im_destroy ()
1306 if (Input_Context && input_method->xim)
1307 XDestroyIC (Input_Context);
1309 display->put_xim (input_method);
1317 * Try to open a XIM with the current modifiers, then see if we can
1318 * open a suitable preedit type
1321 rxvt_term::IM_get_IC (const char *modifiers)
1326 XRectangle rect, status_rect, needed_rect;
1327 unsigned long fg, bg;
1330 XIMStyles *xim_styles;
1332 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1335 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1336 input_method = display->get_xim (locale, modifiers);
1337 if (input_method == NULL)
1340 xim = input_method->xim;
1341 spot.x = spot.y = -1;
1344 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1345 || !xim_styles || !xim_styles->count_styles)
1351 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1353 for (int pi = 0; pi < 2; pi++)
1360 s = rxvt_splitcommastring (p);
1362 for (i = found = 0; !found && s[i]; i++)
1364 if (!strcmp (s[i], "OverTheSpot"))
1365 input_style = (XIMPreeditPosition | XIMStatusNothing);
1366 else if (!strcmp (s[i], "OffTheSpot"))
1367 input_style = (XIMPreeditArea | XIMStatusArea);
1368 else if (!strcmp (s[i], "Root"))
1369 input_style = (XIMPreeditNothing | XIMStatusNothing);
1370 else if (!strcmp (s[i], "None"))
1371 input_style = (XIMPreeditNone | XIMStatusNone);
1373 for (j = 0; j < xim_styles->count_styles; j++)
1374 if (input_style == xim_styles->supported_styles[j])
1376 rxvt_freecommastring (s);
1384 rxvt_freecommastring (s);
1398 XVaNestedList preedit_attr = 0, status_attr = 0;
1400 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1402 // fake us a font-set, please
1403 char **missing_charset_list;
1404 int missing_charset_count;
1409 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1410 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1411 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1412 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1413 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1416 TermWin.fheight + 1, TermWin.fheight - 1,
1417 TermWin.fheight - 2, TermWin.fheight + 2);
1419 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1420 &missing_charset_list, &missing_charset_count, &def_string);
1422 if (missing_charset_list)
1423 XFreeStringList (missing_charset_list);
1427 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1428 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1432 if (input_style & XIMPreeditPosition)
1435 im_set_position (spot);
1436 im_set_color (fg, bg);
1438 preedit_attr = XVaCreateNestedList (0,
1442 XNSpotLocation, &spot,
1446 else if (input_style & XIMPreeditArea)
1448 im_set_color (fg, bg);
1451 * The necessary width of preedit area is unknown
1452 * until create input context.
1454 needed_rect.width = 0;
1455 im_set_preedit_area (rect, status_rect, needed_rect);
1457 preedit_attr = XVaCreateNestedList (0,
1463 status_attr = XVaCreateNestedList (0,
1466 XNArea, &status_rect,
1471 Input_Context = XCreateIC (xim,
1472 XNInputStyle, input_style,
1473 XNClientWindow, TermWin.vt,
1474 XNFocusWindow, TermWin.parent[0],
1475 preedit_attr ? XNPreeditAttributes : NULL,
1477 status_attr ? XNStatusAttributes : NULL,
1480 if (preedit_attr) XFree (preedit_attr);
1481 if (status_attr) XFree (status_attr);
1482 if (fs) XFreeFontSet (display->display, fs);
1484 if (Input_Context == NULL)
1486 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1491 if (input_style & XIMPreeditArea)
1492 IMSetStatusPosition ();
1494 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1501 int i, found, had_im;
1508 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1512 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1513 if (rs[Rs_imLocale])
1514 SET_LOCALE (rs[Rs_imLocale]);
1517 p = rs[Rs_inputMethod];
1522 s = rxvt_splitcommastring (p);
1524 for (i = 0; s[i]; i++)
1528 strcpy (buf, "@im=");
1529 strncat (buf, s[i], IMBUFSIZ - 5);
1530 if (IM_get_IC (buf))
1538 rxvt_freecommastring (s);
1544 /* try with XMODIFIERS env. var. */
1548 /* try with no modifiers base IF the user didn't specify an IM */
1549 if (IM_get_IC ("@im=none"))
1553 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1554 if (rs[Rs_imLocale])
1555 SET_LOCALE (locale);
1560 rxvt_term::IMSetStatusPosition ()
1562 XRectangle preedit_rect, status_rect, *needed_rect;
1563 XVaNestedList preedit_attr, status_attr;
1567 || !(input_style & XIMPreeditArea)
1571 /* Getting the necessary width of preedit area */
1572 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1573 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1574 XFree (status_attr);
1576 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1577 XFree (needed_rect);
1579 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1580 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1582 XSetICValues (Input_Context,
1583 XNPreeditAttributes, preedit_attr,
1584 XNStatusAttributes, status_attr, NULL);
1586 XFree (preedit_attr);
1587 XFree (status_attr);
1589 #endif /* USE_XIM */
1591 /*----------------------------------------------------------------------*/
1592 rxvt_t rxvt_current_term;
1594 /*----------------------- end-of-file (C source) -----------------------*/