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 rxvt_term::~rxvt_term ()
188 termlist.erase (find (termlist.begin (), termlist.end(), this));
191 kill (-cmd_pid, SIGHUP);
194 privileged_utmp (RESTORE);
200 for (int i = RS_styleCount; --i; )
201 if (TermWin.fontset[i] != TermWin.fontset[0])
202 delete TermWin.fontset[i];
204 delete TermWin.fontset[0];
214 if (menubarGC) XFreeGC (display->display, menubarGC);
216 #ifdef XTERM_SCROLLBAR
217 if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
218 if (ShadowGC) XFreeGC (display->display, ShadowGC);
220 #ifdef PLAIN_SCROLLBAR
221 if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
223 #ifdef NEXT_SCROLLBAR
224 if (blackGC) XFreeGC (display->display, blackGC);
225 if (whiteGC) XFreeGC (display->display, whiteGC);
226 if (grayGC) XFreeGC (display->display, grayGC);
227 if (darkGC) XFreeGC (display->display, darkGC);
228 if (stippleGC) XFreeGC (display->display, stippleGC);
229 if (dimple) XFreePixmap (display->display, dimple);
230 if (upArrow) XFreePixmap (display->display, upArrow);
231 if (downArrow) XFreePixmap (display->display, downArrow);
232 if (upArrowHi) XFreePixmap (display->display, upArrowHi);
233 if (downArrowHi) XFreePixmap (display->display, downArrowHi);
235 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
236 if (topShadowGC) XFreeGC (display->display, topShadowGC);
237 if (botShadowGC) XFreeGC (display->display, botShadowGC);
238 if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
240 if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
242 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
243 delete menuBar.drawable;
245 // XDestroyWindow (display->display, menuBar.win);
247 delete TermWin.drawable;
248 // destroy all windows
249 if (TermWin.parent[0])
250 XDestroyWindow (display->display, TermWin.parent[0]);
253 // TODO: free pixcolours, colours should become part of rxvt_display
255 delete pix_colors_focused;
256 #ifdef OFF_FOCUS_FADING
257 delete pix_colors_unfocused;
260 displays.put (display);
264 /* clear all resources */
265 for (int i = 0; i < allocated.size (); i++)
268 free (selection.text);
269 // TODO: manage env vars in child only(!)
273 free (env_colorfgbg);
281 #ifdef KEYSYM_RESOURCE
287 rxvt_term::destroy ()
289 if (destroy_ev.active)
299 im_ev.stop (display);
302 scrollbar_ev.stop (display);
305 menubar_ev.stop (display);
308 rootwin_ev.stop (display);
311 termwin_ev.stop (display);
312 vt_ev.stop (display);
318 cursor_blink_ev.stop ();
321 text_blink_ev.stop ();
323 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
324 cont_scroll_ev.stop ();
326 #ifdef SELECTION_SCROLLING
327 sel_scroll_ev.stop ();
333 destroy_ev.start (0);
337 rxvt_term::destroy_cb (time_watcher &w)
344 /*----------------------------------------------------------------------*/
347 rxvt_term::init (int argc, const char *const *argv)
358 const char **cmd_argv = init_resources (argc, argv);
360 #ifdef KEYSYM_RESOURCE
361 keyboard->register_done ();
365 menubar_read (rs[Rs_menu]);
367 #ifdef HAVE_SCROLLBARS
368 if (options & Opt_scrollBar)
369 scrollBar.setIdle (); /* set existence for size calculations */
372 create_windows (argc, argv);
376 scr_reset (); /* initialize screen */
379 XSynchronize (display->display, True);
382 #ifdef HAVE_SCROLLBARS
383 if (options & Opt_scrollBar)
384 resize_scrollbar (); /* create and map scrollbar */
387 if (menubar_visible ())
388 XMapWindow (display->display, menuBar.win);
391 if (options & Opt_transparent)
393 XSelectInput (display->display, display->root, PropertyChangeMask);
394 check_our_parents ();
395 rootwin_ev.start (display, display->root);
399 XMapWindow (display->display, TermWin.vt);
400 XMapWindow (display->display, TermWin.parent[0]);
404 init_command (cmd_argv);
408 pty_ev.start (pty.pty, EVENT_READ);
415 static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
421 * Save and then give up any super-user privileges
422 * If we need privileges in any area then we must specifically request it.
423 * We should only need to be root in these cases:
424 * 1. write utmp entries on some systems
425 * 2. chown tty on some systems
427 rxvt_privileges (SAVE);
428 rxvt_privileges (IGNORE);
430 signal (SIGHUP, SIG_IGN);
431 signal (SIGPIPE, SIG_IGN);
433 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
434 /* signal (SIGURG, SIG_DFL); */
436 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
437 // TODO: handle this with exceptions and tolerate the memory loss
438 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
441 /* ------------------------------------------------------------------------- *
442 * SIGNAL HANDLING & EXIT HANDLER *
443 * ------------------------------------------------------------------------- */
445 * Catch a SIGCHLD signal and exit if the direct child has died
449 rxvt_term::sig_chld (sig_watcher &w)
451 // we are being called for every SIGCHLD, not just ours
454 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
455 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
456 if (pid == (*t)->cmd_pid)
463 /*----------------------------------------------------------------------*/
465 * Exit gracefully, clearing the utmp entry and restoring tty attributes
466 * TODO: if debugging, this should free up any known resources if we can
471 // TODO: rxvtd should clean up all ressources
472 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
477 * Catch a fatal signal and tidy up before quitting
480 rxvt_term::sig_term (sig_watcher &w)
483 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
486 signal (w.signum, SIG_DFL);
487 kill (getpid (), w.signum);
492 rxvt_xerror_handler (Display *display, XErrorEvent *event)
494 if (GET_R->allowedxerror == -1)
495 GET_R->allowedxerror = event->error_code;
498 old_xerror_handler (display, event);
505 /* ------------------------------------------------------------------------- *
506 * MEMORY ALLOCATION WRAPPERS *
507 * ------------------------------------------------------------------------- */
509 rxvt_malloc (size_t size)
511 void *p = malloc (size);
514 rxvt_fatal ("memory allocation failure. aborting.\n");
521 rxvt_calloc (size_t number, size_t size)
523 void *p = calloc (number, size);
526 rxvt_fatal ("memory allocation failure. aborting.\n");
533 rxvt_realloc (void *ptr, size_t size)
535 void *p = realloc (ptr, size);
538 rxvt_fatal ("memory allocation failure. aborting.\n");
543 /* ------------------------------------------------------------------------- *
544 * PRIVILEGED OPERATIONS *
545 * ------------------------------------------------------------------------- */
546 /* take care of suid/sgid super-user (root) privileges */
548 rxvt_privileges (rxvt_privaction action)
550 #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
555 #if ! defined(__CYGWIN32__)
556 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
557 /* setreuid () is the poor man's setuid (), seteuid () */
558 # define seteuid(a) setreuid(-1, (a))
559 # define setegid(a) setregid(-1, (a))
560 # define HAVE_SETEUID
567 * change effective uid/gid - not real uid/gid - so we can switch
568 * back to root later, as required
600 rxvt_term::privileged_utmp (rxvt_privaction action)
602 if ((options & Opt_utmpInhibit)
603 || !pty.name || !*pty.name)
606 rxvt_privileges (RESTORE);
609 makeutent (pty.name, rs[Rs_display_name]);
613 rxvt_privileges (IGNORE);
617 /*----------------------------------------------------------------------*/
619 * window size/position calculcations for XSizeHint and other storage.
620 * if width/height are non-zero then override calculated width/height
623 rxvt_term::window_calc (unsigned int width, unsigned int height)
625 short recalc_x, recalc_y;
626 int x, y, sb_w, mb_h, flags;
628 unsigned int max_width, max_height;
630 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
631 TermWin.ncol, TermWin.nrow, szHint.width,
633 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
634 szHint.win_gravity = NorthWestGravity;
635 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
637 recalc_x = recalc_y = 0;
639 if (!parsed_geometry)
643 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
644 if (flags & WidthValue)
646 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
647 szHint.flags |= USSize;
649 if (flags & HeightValue)
651 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
652 szHint.flags |= USSize;
657 szHint.flags |= USPosition;
658 if (flags & XNegative)
661 szHint.win_gravity = NorthEastGravity;
667 szHint.flags |= USPosition;
668 if (flags & YNegative)
671 if (szHint.win_gravity == NorthEastGravity)
672 szHint.win_gravity = SouthEastGravity;
674 szHint.win_gravity = SouthWestGravity;
680 TermWin.width = TermWin.ncol * TermWin.fwidth;
681 TermWin.height = TermWin.nrow * TermWin.fheight;
682 max_width = MAX_COLS * TermWin.fwidth;
683 max_height = MAX_ROWS * TermWin.fheight;
685 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
688 window_vt_x = window_vt_y = TermWin.int_bwidth;
690 if (scrollbar_visible ())
692 sb_w = scrollbar_TotalWidth ();
693 szHint.base_width += sb_w;
694 if (!(options & Opt_scrollBar_right))
698 if (menubar_visible ())
700 mb_h = menuBar_TotalHeight ();
701 szHint.base_height += mb_h;
705 szHint.width_inc = TermWin.fwidth;
706 szHint.height_inc = TermWin.fheight;
707 szHint.min_width = szHint.base_width + szHint.width_inc;
708 szHint.min_height = szHint.base_height + szHint.height_inc;
710 if (width && width - szHint.base_width < max_width)
712 szHint.width = width;
713 TermWin.width = width - szHint.base_width;
717 MIN_IT (TermWin.width, max_width);
718 szHint.width = szHint.base_width + TermWin.width;
721 if (height && height - szHint.base_height < max_height)
723 szHint.height = height;
724 TermWin.height = height - szHint.base_height;
728 MIN_IT (TermWin.height, max_height);
729 szHint.height = szHint.base_height + TermWin.height;
732 if (scrollbar_visible () && (options & Opt_scrollBar_right))
733 window_sb_x = szHint.width - sb_w;
736 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
737 - szHint.width - 2 * TermWin.ext_bwidth);
739 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
740 - szHint.height - 2 * TermWin.ext_bwidth);
742 TermWin.ncol = TermWin.width / TermWin.fwidth;
743 TermWin.nrow = TermWin.height / TermWin.fheight;
744 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
745 TermWin.ncol, TermWin.nrow, szHint.width,
750 /*----------------------------------------------------------------------*/
752 * Tell the teletype handler what size the window is.
753 * Called after a window size change.
756 rxvt_term::tt_winch ()
763 ws.ws_col = TermWin.ncol;
764 ws.ws_row = TermWin.nrow;
765 ws.ws_xpixel = TermWin.width;
766 ws.ws_ypixel = TermWin.height;
767 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
770 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
771 if (cmd_pid) /* force through to the command */
772 kill (cmd_pid, SIGWINCH);
776 /*----------------------------------------------------------------------*/
777 /* set_fonts () - load and set the various fonts
779 * init = 1 - initialize
781 * fontname == FONT_UP - switch to bigger font
782 * fontname == FONT_DN - switch to smaller font
785 rxvt_term::set_fonts ()
787 rxvt_fontset *fs = new rxvt_fontset (this);
791 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
792 || !fs->realize_font (1))
799 for (int i = RS_styleCount; --i; )
800 if (TermWin.fontset[i] != TermWin.fontset[0])
801 delete TermWin.fontset[i];
804 delete TermWin.fontset[0];
805 TermWin.fontset[0] = fs;
807 prop = (*fs)[1]->properties ();
808 prop.height += TermWin.lineSpace;
811 TermWin.fwidth = prop.width;
812 TermWin.fheight = prop.height;
813 TermWin.fweight = prop.weight;
814 TermWin.fslant = prop.slant;
815 TermWin.fbase = (*fs)[1]->ascent;
817 for (int style = 1; style < 4; style++)
820 const char *res = rs[Rs_font + style];
823 TermWin.fontset[style] = TermWin.fontset[0];
826 TermWin.fontset[style] = fs = new rxvt_fontset (this);
827 rxvt_fontprop prop2 = prop;
830 prop2.weight = prop2.slant = rxvt_fontprop::unset;
833 res = TermWin.fontset[0]->fontdesc;
835 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
836 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
840 fs->set_prop (prop2);
843 TermWin.fontset[style] = TermWin.fontset[0];
847 if (TermWin.parent[0])
849 resize_all_windows (0, 0, 0);
857 void rxvt_term::set_string_property (Atom prop, const char *str, int len)
859 // TODO: SMART_WINDOW_TITLE
860 XChangeProperty (display->display, TermWin.parent[0],
861 prop, XA_STRING, 8, PropModeReplace,
862 (const unsigned char *)str, len >= 0 ? len : strlen (str));
865 void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
867 // TODO: SMART_WINDOW_TITLE
868 wchar_t *ws = rxvt_mbstowcs (str, len);
869 char *s = rxvt_wcstoutf8 (ws);
871 XChangeProperty (display->display, TermWin.parent[0],
872 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
873 (const unsigned char *)s, strlen (s));
879 /*----------------------------------------------------------------------*/
880 /*----------------------------------------------------------------------*/
881 /* xterm sequences - title, iconName, color (exptl) */
883 rxvt_term::set_title (const char *str)
885 set_string_property (XA_WM_NAME, str);
887 set_utf8_property (xa[XA_NET_WM_NAME], str);
892 rxvt_term::set_icon_name (const char *str)
894 set_string_property (XA_WM_ICON_NAME, str);
896 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
900 #ifdef XTERM_COLOR_CHANGE
902 rxvt_term::set_window_color (int idx, const char *color)
907 if (color == NULL || *color == '\0')
910 /* handle color aliases */
911 if (isdigit (*color))
914 if (i >= 8 && i <= 15)
915 { /* bright colors */
917 # ifndef NO_BRIGHTCOLOR
918 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
924 if (i >= 0 && i <= 7)
925 { /* normal colors */
926 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
932 if (!rXParseAllocColor (& xcol, color))
935 /* XStoreColor (display->display, display->cmap, XColor*); */
938 * FIXME: should free colors here, but no idea how to do it so instead,
939 * so just keep gobbling up the colormap
942 for (i = Color_Black; i <= Color_White; i++)
943 if (pix_colors[idx] == pix_colors[i])
947 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
948 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
949 DisplayPlanes (display->display, display->screen));
953 pix_colors_focused[idx] = xcol;
956 /* XSetWindowAttributes attr; */
959 #ifdef OFF_FOCUS_FADING
961 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
964 /*TODO: handle Color_BD, scrollbar background, etc. */
971 # define set_window_color (idx,color) ((void)0)
972 #endif /* XTERM_COLOR_CHANGE */
975 rxvt_term::recolour_cursor ()
979 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
980 ? pix_colors_focused[Color_pointer_fg]
981 : pix_colors_focused[Color_fg];
982 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
983 ? pix_colors_focused[Color_pointer_bg]
984 : pix_colors_focused[Color_bg];
986 XQueryColors (display->display, display->cmap, xcol, 2);
987 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
990 /*----------------------------------------------------------------------*/
992 * find if fg/bg matches any of the normal (low-intensity) colors
995 rxvt_term::set_colorfgbg ()
998 const char *xpmb = "\0";
999 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1001 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1002 strcpy (fstr, "default");
1003 strcpy (bstr, "default");
1004 for (i = Color_Black; i <= Color_White; i++)
1005 if (pix_colors[Color_fg] == pix_colors[i])
1007 sprintf (fstr, "%d", (i - Color_Black));
1011 for (i = Color_Black; i <= Color_White; i++)
1012 if (pix_colors[Color_bg] == pix_colors[i])
1014 sprintf (bstr, "%d", (i - Color_Black));
1015 #ifdef XPM_BACKGROUND
1021 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1024 /*----------------------------------------------------------------------*/
1027 rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1029 if (!screen_in_out->set (display, colour))
1031 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1038 /* -------------------------------------------------------------------- *
1039 * - WINDOW RESIZING - *
1040 * -------------------------------------------------------------------- */
1042 rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
1047 int old_width = szHint.width, old_height = szHint.height;
1050 window_calc (width, height);
1051 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
1057 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1058 * reposition window on resize depending on placement on screen
1062 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1065 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
1066 0, 0, &x, &y, &unused_cr);
1067 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
1068 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1070 * if display->root isn't the parent window, a WM will probably have offset
1071 * our position for handles and decorations. Counter it
1073 if (x1 != x || y1 != y)
1079 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
1080 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
1081 dx = old_width - szHint.width;
1082 dy = old_height - szHint.height;
1084 /* Check position of the center of the window */
1085 if (x < x1) /* left half */
1087 else if (x == x1) /* exact center */
1089 if (y < y1) /* top half */
1091 else if (y == y1) /* exact center */
1094 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
1095 szHint.width, szHint.height);
1097 XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
1101 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
1103 if (fix_screen || width != old_width || height != old_height)
1105 if (scrollbar_visible ())
1107 XMoveResizeWindow (display->display, scrollBar.win,
1109 scrollbar_TotalWidth (), szHint.height);
1110 resize_scrollbar ();
1113 if (menubar_visible ())
1114 XMoveResizeWindow (display->display, menuBar.win,
1116 TermWin_TotalWidth (), menuBar_TotalHeight ());
1118 XMoveResizeWindow (display->display, TermWin.vt,
1119 window_vt_x, window_vt_y,
1120 TermWin_TotalWidth (), TermWin_TotalHeight ());
1123 #ifdef XPM_BACKGROUND
1128 if (fix_screen || old_height == 0)
1130 int curr_screen = -1;
1131 int old_ncol = prev_ncol;
1133 /* scr_reset only works on the primary screen */
1134 if (old_height) /* this is not the first time through */
1136 unsigned int ncol = TermWin.ncol;
1137 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1138 curr_screen = scr_change_screen (PRIMARY);
1139 TermWin.ncol = ncol;
1144 if (curr_screen >= 0) /* this is not the first time through */
1146 scr_change_screen (curr_screen);
1147 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1151 old_width = szHint.width;
1152 old_height = szHint.height;
1154 #ifdef XPM_BACKGROUND
1160 IMSetStatusPosition ();
1165 * Set the width/height of the vt window in characters. Units are pixels.
1166 * good for toggling 80/132 columns
1169 rxvt_term::set_widthheight (unsigned int width, unsigned int height)
1171 XWindowAttributes wattr;
1173 if (width == 0 || height == 0)
1175 XGetWindowAttributes (display->display, display->root, &wattr);
1177 width = wattr.width - szHint.base_width;
1179 height = wattr.height - szHint.base_height;
1182 if (width != TermWin.width || height != TermWin.height)
1184 width += szHint.base_width;
1185 height += szHint.base_height;
1186 resize_all_windows (width, height, 0);
1190 /* -------------------------------------------------------------------- *
1191 * - X INPUT METHOD ROUTINES - *
1192 * -------------------------------------------------------------------- */
1196 rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1198 fg = pix_colors[Color_fg];
1199 bg = pix_colors[Color_bg];
1203 rxvt_term::im_set_size (XRectangle &size)
1205 // the int_bwidth terms make no sense to me
1206 size.x = TermWin.int_bwidth;
1207 size.y = TermWin.int_bwidth;
1208 size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1209 size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1213 rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1214 XRectangle &status_rect,
1215 const XRectangle &needed_rect)
1217 preedit_rect.x = needed_rect.width;
1219 preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
1220 preedit_rect.height = TermWin.fheight;
1224 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
1225 status_rect.height = TermWin.fheight;
1228 /* Checking whether input method is running. */
1230 rxvt_term::IMisRunning ()
1235 char server[IMBUFSIZ];
1237 /* get current locale modifier */
1238 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1240 strcpy (server, "@server=");
1241 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1243 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1246 atom = XInternAtom (display->display, server, False);
1247 win = XGetSelectionOwner (display->display, atom);
1257 rxvt_term::IMSendSpot ()
1260 XVaNestedList preedit_attr;
1264 || !(input_style & XIMPreeditPosition))
1267 im_set_position (nspot);
1269 if (nspot.x == spot.x && nspot.y == spot.y)
1274 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1275 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1276 XFree (preedit_attr);
1280 rxvt_term::im_destroy ()
1284 if (Input_Context && input_method->xim)
1285 XDestroyIC (Input_Context);
1287 display->put_xim (input_method);
1295 * Try to open a XIM with the current modifiers, then see if we can
1296 * open a suitable preedit type
1299 rxvt_term::IM_get_IC (const char *modifiers)
1304 XRectangle rect, status_rect, needed_rect;
1305 unsigned long fg, bg;
1308 XIMStyles *xim_styles;
1310 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1313 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1314 input_method = display->get_xim (locale, modifiers);
1315 if (input_method == NULL)
1318 xim = input_method->xim;
1319 spot.x = spot.y = -1;
1322 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1323 || !xim_styles || !xim_styles->count_styles)
1329 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1331 for (int pi = 0; pi < 2; pi++)
1338 s = rxvt_splitcommastring (p);
1340 for (i = found = 0; !found && s[i]; i++)
1342 if (!strcmp (s[i], "OverTheSpot"))
1343 input_style = (XIMPreeditPosition | XIMStatusNothing);
1344 else if (!strcmp (s[i], "OffTheSpot"))
1345 input_style = (XIMPreeditArea | XIMStatusArea);
1346 else if (!strcmp (s[i], "Root"))
1347 input_style = (XIMPreeditNothing | XIMStatusNothing);
1348 else if (!strcmp (s[i], "None"))
1349 input_style = (XIMPreeditNone | XIMStatusNone);
1351 for (j = 0; j < xim_styles->count_styles; j++)
1352 if (input_style == xim_styles->supported_styles[j])
1354 rxvt_freecommastring (s);
1362 rxvt_freecommastring (s);
1376 XVaNestedList preedit_attr = 0, status_attr = 0;
1378 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1380 // fake us a font-set, please
1381 char **missing_charset_list;
1382 int missing_charset_count;
1387 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1388 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1389 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1390 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1391 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1394 TermWin.fheight + 1, TermWin.fheight - 1,
1395 TermWin.fheight - 2, TermWin.fheight + 2);
1397 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1398 &missing_charset_list, &missing_charset_count, &def_string);
1400 if (missing_charset_list)
1401 XFreeStringList (missing_charset_list);
1405 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1406 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1410 if (input_style & XIMPreeditPosition)
1413 im_set_position (spot);
1414 im_set_color (fg, bg);
1416 preedit_attr = XVaCreateNestedList (0,
1420 XNSpotLocation, &spot,
1424 else if (input_style & XIMPreeditArea)
1426 im_set_color (fg, bg);
1429 * The necessary width of preedit area is unknown
1430 * until create input context.
1432 needed_rect.width = 0;
1433 im_set_preedit_area (rect, status_rect, needed_rect);
1435 preedit_attr = XVaCreateNestedList (0,
1441 status_attr = XVaCreateNestedList (0,
1444 XNArea, &status_rect,
1449 Input_Context = XCreateIC (xim,
1450 XNInputStyle, input_style,
1451 XNClientWindow, TermWin.vt,
1452 XNFocusWindow, TermWin.parent[0],
1453 preedit_attr ? XNPreeditAttributes : NULL,
1455 status_attr ? XNStatusAttributes : NULL,
1458 if (preedit_attr) XFree (preedit_attr);
1459 if (status_attr) XFree (status_attr);
1460 if (fs) XFreeFontSet (display->display, fs);
1462 if (Input_Context == NULL)
1464 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1469 if (input_style & XIMPreeditArea)
1470 IMSetStatusPosition ();
1472 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1479 int i, found, had_im;
1486 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1490 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1491 if (rs[Rs_imLocale])
1492 SET_LOCALE (rs[Rs_imLocale]);
1495 p = rs[Rs_inputMethod];
1500 s = rxvt_splitcommastring (p);
1502 for (i = 0; s[i]; i++)
1506 strcpy (buf, "@im=");
1507 strncat (buf, s[i], IMBUFSIZ - 5);
1508 if (IM_get_IC (buf))
1516 rxvt_freecommastring (s);
1522 /* try with XMODIFIERS env. var. */
1526 /* try with no modifiers base IF the user didn't specify an IM */
1527 if (IM_get_IC ("@im=none"))
1531 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1532 if (rs[Rs_imLocale])
1533 SET_LOCALE (locale);
1538 rxvt_term::IMSetStatusPosition ()
1540 XRectangle preedit_rect, status_rect, *needed_rect;
1541 XVaNestedList preedit_attr, status_attr;
1545 || !(input_style & XIMPreeditArea)
1549 /* Getting the necessary width of preedit area */
1550 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1551 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1552 XFree (status_attr);
1554 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1555 XFree (needed_rect);
1557 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1558 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1560 XSetICValues (Input_Context,
1561 XNPreeditAttributes, preedit_attr,
1562 XNStatusAttributes, status_attr, NULL);
1564 XFree (preedit_attr);
1565 XFree (status_attr);
1567 #endif /* USE_XIM */
1569 /*----------------------------------------------------------------------*/
1570 rxvt_t rxvt_current_term;
1572 /*----------------------- end-of-file (C source) -----------------------*/