1 /*--------------------------------*-C-*---------------------------------*
3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.2 2003-11-24 17:31:27 pcg Exp $
6 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications
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 */
39 #ifdef TTY_GID_SUPPORT
47 /*----------------------------------------------------------------------*/
51 rxvt_init(int argc, const char *const *argv)
53 const char **cmd_argv;
55 SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));
58 if (rxvt_init_vars(aR) < 0) {
64 * Save and then give up any super-user privileges
65 * If we need privileges in any area then we must specifically request it.
66 * We should only need to be root in these cases:
67 * 1. write utmp entries on some systems
68 * 2. chown tty on some systems
70 rxvt_privileges(aR_ SAVE);
71 rxvt_privileges(aR_ IGNORE);
73 rxvt_init_secondary(aR);
75 cmd_argv = rxvt_init_resources(aR_ argc, argv);
78 rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);
80 #ifdef HAVE_SCROLLBARS
81 if (R->Options & Opt_scrollBar)
82 scrollbar_setIdle(); /* set existence for size calculations */
85 rxvt_Create_Windows(aR_ argc, argv);
87 rxvt_init_xlocale(aR);
89 rxvt_scr_reset(aR); /* initialize screen */
91 rxvt_Gr_reset(aR); /* reset graphics */
96 XSynchronize(R->Xdisplay, True);
97 XSetErrorHandler((XErrorHandler) abort);
99 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
103 #ifdef HAVE_SCROLLBARS
104 if (R->Options & Opt_scrollBar)
105 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
108 if (menubar_visible(r))
109 XMapWindow(R->Xdisplay, R->menuBar.win);
112 if (R->Options & Opt_transparent) {
113 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114 rxvt_check_our_parents(aR);
117 XMapWindow(R->Xdisplay, R->TermWin.vt);
118 XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
121 rxvt_init_command(aR_ cmd_argv);
126 /* ------------------------------------------------------------------------- *
127 * SIGNAL HANDLING & EXIT HANDLER *
128 * ------------------------------------------------------------------------- */
130 * Catch a SIGCHLD signal and exit if the direct child has died
135 rxvt_Child_signal(int sig __attribute__((unused)))
138 int pid, save_errno = errno;
142 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
144 if (pid == R->h->cmd_pid)
148 signal(SIGCHLD, rxvt_Child_signal);
152 * Catch a fatal signal and tidy up before quitting
156 rxvt_Exit_signal(int sig)
158 signal(sig, SIG_DFL);
160 rxvt_print_error("signal %d", sig);
169 rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
173 if (R->h->allowedxerror == -1) {
174 R->h->allowedxerror = event->error_code;
175 return 0; /* ignored anyway */
177 rxvt_print_error("XError: Request: %d . %d, Error: %d",
178 event->request_code, event->minor_code,
180 /* XXX: probably should call rxvt_clean_exit() bypassing X routines */
185 /*----------------------------------------------------------------------*/
187 * Exit gracefully, clearing the utmp entry and restoring tty attributes
188 * TODO: if debugging, this should free up any known resources if we can
192 rxvt_clean_exit(void)
197 rxvt_scr_release(aR);
199 #ifndef NO_SETOWNER_TTYDEV
200 rxvt_privileged_ttydev(aR_ RESTORE);
203 rxvt_privileged_utmp(aR_ RESTORE);
206 if (R->h->Input_Context != NULL) {
207 XDestroyIC(R->h->Input_Context);
208 R->h->Input_Context = NULL;
213 /* ------------------------------------------------------------------------- *
214 * MEMORY ALLOCATION WRAPPERS *
215 * ------------------------------------------------------------------------- */
218 rxvt_malloc(size_t size)
226 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
234 rxvt_calloc(size_t number, size_t size)
238 p = calloc(number, size);
242 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
250 rxvt_realloc(void *ptr, size_t size)
255 p = realloc(ptr, size);
261 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
266 /* ------------------------------------------------------------------------- *
267 * PRIVILEGED OPERATIONS *
268 * ------------------------------------------------------------------------- */
269 /* take care of suid/sgid super-user (root) privileges */
272 rxvt_privileges(pR_ int mode)
274 #if ! defined(__CYGWIN32__)
275 # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276 /* setreuid() is the poor man's setuid(), seteuid() */
277 # define seteuid(a) setreuid(-1, (a))
278 # define setegid(a) setregid(-1, (a))
279 # define HAVE_SETEUID
285 * change effective uid/gid - not real uid/gid - so we can switch
286 * back to root later, as required
292 R->h->euid = geteuid();
293 R->h->egid = getegid();
318 rxvt_privileged_utmp(pR_ char action)
320 struct rxvt_hidden *h = R->h;
322 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323 if (h->next_utmp_action != action
324 || (action != SAVE && action != RESTORE)
325 || (R->Options & Opt_utmpInhibit)
327 || *h->ttydev == '\0')
330 rxvt_privileges(aR_ RESTORE);
331 if (action == SAVE) {
332 h->next_utmp_action = RESTORE;
333 rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);
334 } else { /* action == RESTORE */
335 h->next_utmp_action = IGNORE;
338 rxvt_privileges(aR_ IGNORE);
342 #ifndef NO_SETOWNER_TTYDEV
345 rxvt_privileged_ttydev(pR_ char action)
347 struct rxvt_hidden *h = R->h;
349 D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350 if (h->next_tty_action != action
351 || (action != SAVE && action != RESTORE)
353 || *h->ttydev == '\0')
356 rxvt_privileges(aR_ RESTORE);
358 if (action == SAVE) {
359 h->next_tty_action = RESTORE;
360 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
361 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362 if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363 h->next_tty_action = IGNORE;
367 chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368 chmod(h->ttydev, h->ttymode);
373 } else { /* action == RESTORE */
374 h->next_tty_action = IGNORE;
375 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
376 chmod(h->ttydev, h->ttyfd_stat.st_mode);
377 chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
380 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381 chown(h->ttydev, 0, 0);
385 rxvt_privileges(aR_ IGNORE);
387 # ifndef RESET_TTY_TO_COMMON_DEFAULTS
388 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
393 /*----------------------------------------------------------------------*/
395 * window size/position calculcations for XSizeHint and other storage.
396 * if width/height are non-zero then override calculated width/height
400 rxvt_window_calc(pR_ unsigned int width, unsigned int height)
402 short recalc_x, recalc_y;
403 int x, y, sb_w, mb_h, flags;
405 unsigned int max_width, max_height;
407 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));
408 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409 R->szHint.win_gravity = NorthWestGravity;
410 /* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */
412 recalc_x = recalc_y = 0;
414 if (!R->h->parsed_geometry) {
415 R->h->parsed_geometry = 1;
416 if (R->h->rs[Rs_geometry])
417 flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);
418 if (flags & WidthValue) {
419 R->TermWin.ncol = BOUND_POSITIVE_INT16(w);
420 R->szHint.flags |= USSize;
422 if (flags & HeightValue) {
423 R->TermWin.nrow = BOUND_POSITIVE_INT16(h);
424 R->szHint.flags |= USSize;
426 if (flags & XValue) {
428 R->szHint.flags |= USPosition;
429 if (flags & XNegative) {
431 R->szHint.win_gravity = NorthEastGravity;
434 if (flags & YValue) {
436 R->szHint.flags |= USPosition;
437 if (flags & YNegative) {
439 if (R->szHint.win_gravity == NorthEastGravity)
440 R->szHint.win_gravity = SouthEastGravity;
442 R->szHint.win_gravity = SouthWestGravity;
447 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;
448 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;
449 max_width = MAX_COLS * R->TermWin.fwidth;
450 max_height = MAX_ROWS * R->TermWin.fheight;
452 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;
455 R->h->window_vt_x = R->h->window_vt_y = 0;
456 if (scrollbar_visible(R)) {
457 sb_w = scrollbar_TotalWidth();
458 R->szHint.base_width += sb_w;
459 if (!(R->Options & Opt_scrollBar_right))
460 R->h->window_vt_x = sb_w;
462 if (menubar_visible(R)) {
463 mb_h = menuBar_TotalHeight();
464 R->szHint.base_height += mb_h;
465 R->h->window_vt_y = mb_h;
467 R->szHint.width_inc = R->TermWin.fwidth;
468 R->szHint.height_inc = R->TermWin.fheight;
469 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;
470 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;
472 if (width && width - R->szHint.base_width < max_width) {
473 R->szHint.width = width;
474 R->TermWin.width = width - R->szHint.base_width;
476 MIN_IT(R->TermWin.width, max_width);
477 R->szHint.width = R->szHint.base_width + R->TermWin.width;
479 if (height && height - R->szHint.base_height < max_height) {
480 R->szHint.height = height;
481 R->TermWin.height = height - R->szHint.base_height;
483 MIN_IT(R->TermWin.height, max_height);
484 R->szHint.height = R->szHint.base_height + R->TermWin.height;
486 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
487 R->h->window_sb_x = R->szHint.width - sb_w;
490 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)
491 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
493 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)
494 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
496 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;
497 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;
498 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));
502 /*----------------------------------------------------------------------*/
504 * Tell the teletype handler what size the window is.
505 * Called after a window size change.
509 rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)
517 ws.ws_xpixel = ws.ws_ypixel = 0;
519 (void)ioctl(fd, TIOCSWINSZ, &ws);
521 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {
522 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
525 else if (pid) /* force through to the command */
531 /*----------------------------------------------------------------------*/
532 /* rxvt_change_font() - Switch to a new font */
534 * init = 1 - initialize
536 * fontname == FONT_UP - switch to bigger font
537 * fontname == FONT_DN - switch to smaller font
541 rxvt_change_font(pR_ int init, const char *fontname)
547 rxvt_font_up_down(pR_ int n, int direction)
551 /*----------------------------------------------------------------------*/
552 /*----------------------------------------------------------------------*/
553 /* xterm sequences - title, iconName, color (exptl) */
556 rxvt_set_title(pR_ const char *str)
558 #ifndef SMART_WINDOW_TITLE
559 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
563 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
565 if (name == NULL || STRCMP(name, str))
566 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
574 rxvt_set_iconName(pR_ const char *str)
576 #ifndef SMART_WINDOW_TITLE
577 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
581 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
583 if (name == NULL || STRCMP(name, str))
584 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
590 #ifdef XTERM_COLOR_CHANGE
593 rxvt_set_window_color(pR_ int idx, const char *color)
598 if (color == NULL || *color == '\0')
601 /* handle color aliases */
602 if (isdigit(*color)) {
604 if (i >= 8 && i <= 15) { /* bright colors */
606 # ifndef NO_BRIGHTCOLOR
607 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608 SET_PIXCOLOR(R->h, idx);
612 if (i >= 0 && i <= 7) { /* normal colors */
613 R->PixColors[idx] = R->PixColors[minCOLOR + i];
614 SET_PIXCOLOR(R->h, idx);
618 if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
620 /* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
623 * FIXME: should free colors here, but no idea how to do it so instead,
624 * so just keep gobbling up the colormap
627 for (i = Color_Black; i <= Color_White; i++)
628 if (R->PixColors[idx] == R->PixColors[i])
630 if (i > Color_White) {
631 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633 DisplayPlanes(R->Xdisplay, Xscreen));
637 R->PixColors[idx] = xcol;
638 SET_PIXCOLOR(R->h, idx);
640 /* XSetWindowAttributes attr; */
643 if (idx == Color_bg && !(R->Options & Opt_transparent))
644 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645 R->PixColors[Color_bg]);
647 /* handle Color_BD, scrollbar background, etc. */
649 rxvt_set_colorfgbg(aR);
650 rxvt_recolour_cursor(aR);
651 /* the only reasonable way to enforce a clean update */
652 rxvt_scr_poweron(aR);
656 # define rxvt_set_window_color(aR_ idx,color) ((void)0)
657 #endif /* XTERM_COLOR_CHANGE */
661 rxvt_recolour_cursor(pR)
666 xcol[0] = R->PixColors[Color_pointer];
667 xcol[1] = R->PixColors[Color_bg];
668 XQueryColors(R->Xdisplay, XCMAP, xcol, 2);
669 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));
673 /*----------------------------------------------------------------------*/
675 * find if fg/bg matches any of the normal (low-intensity) colors
679 rxvt_set_colorfgbg(pR)
682 const char *xpmb = "\0";
683 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];
685 R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
686 STRCPY(fstr, "default");
687 STRCPY(bstr, "default");
688 for (i = Color_Black; i <= Color_White; i++)
689 if (R->PixColors[Color_fg] == R->PixColors[i]) {
690 sprintf(fstr, "%d", (i - Color_Black));
693 for (i = Color_Black; i <= Color_White; i++)
694 if (R->PixColors[Color_bg] == R->PixColors[i]) {
695 sprintf(bstr, "%d", (i - Color_Black));
696 #ifdef XPM_BACKGROUND
701 sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702 putenv(R->h->env_colorfgbg);
704 #ifndef NO_BRIGHTCOLOR
705 R->h->colorfgbg = DEFAULT_RSTYLE;
706 for (i = minCOLOR; i <= maxCOLOR; i++) {
707 if (R->PixColors[Color_fg] == R->PixColors[i])
708 R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709 if (R->PixColors[Color_bg] == R->PixColors[i])
710 R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
715 /*----------------------------------------------------------------------*/
717 * Colour determination for low colour displays, routine from
718 * Hans de Goede <hans@highrise.nl>
723 rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)
725 screen_in_out->set (aR_ colour);
727 if (!screen_in_out->set (aR_ colour))
729 rxvt_print_error("can't allocate colour: %s", colour);
736 /* -------------------------------------------------------------------- *
737 * - WINDOW RESIZING - *
738 * -------------------------------------------------------------------- */
741 rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)
745 int old_width = R->szHint.width,
746 old_height = R->szHint.height;
749 rxvt_window_calc(aR_ width, height);
750 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
754 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755 * reposition window on resize depending on placement on screen
759 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
762 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
763 0, 0, &x, &y, &unused_cr);
764 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,
765 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
767 * if Xroot isn't the parent window, a WM will probably have offset
768 * our position for handles and decorations. Counter it
770 if (x1 != x || y1 != y) {
775 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;
776 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;
777 dx = old_width - R->szHint.width;
778 dy = old_height - R->szHint.height;
780 /* Check position of the center of the window */
781 if (x < x1) /* left half */
783 else if (x == x1) /* exact center */
785 if (y < y1) /* top half */
787 else if (y == y1) /* exact center */
790 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,
791 R->szHint.width, R->szHint.height);
793 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,
798 fix_screen = (R->TermWin.ncol != R->h->prev_ncol
799 || R->TermWin.nrow != R->h->prev_nrow);
800 if (fix_screen || width != R->h->old_width || height != R->h->old_height) {
801 if (scrollbar_visible(R)) {
802 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,
803 0, scrollbar_TotalWidth(), R->szHint.height);
804 rxvt_Resize_scrollBar(aR);
806 if (menubar_visible(R))
807 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,
808 0, TermWin_TotalWidth(), menuBar_TotalHeight());
809 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,
810 R->h->window_vt_y, TermWin_TotalWidth(),
811 TermWin_TotalHeight());
813 if (R->h->old_height)
814 rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,
815 R->h->old_height - R->szHint.base_height);
818 #ifdef XPM_BACKGROUND
819 rxvt_resize_pixmap(aR);
823 if (fix_screen || R->h->old_height == 0) {
824 int curr_screen = -1;
825 uint16_t old_ncol = R->h->prev_ncol;
827 /* scr_reset only works on the primary screen */
828 if (R->h->old_height) /* this is not the first time through */
829 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
831 if (curr_screen >= 0) { /* this is not the first time through */
832 rxvt_scr_change_screen(aR_ curr_screen);
833 rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));
837 R->h->old_width = R->szHint.width;
838 R->h->old_height = R->szHint.height;
841 rxvt_IMSetStatusPosition(aR);
846 * Set the width/height of the vt window in characters. Units are pixels.
847 * good for toggling 80/132 columns
851 rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)
853 XWindowAttributes wattr;
855 if (width == 0 || height == 0) {
856 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);
858 width = wattr.width - R->szHint.base_width;
860 height = wattr.height - R->szHint.base_height;
862 if (width != R->TermWin.width || height != R->TermWin.height) {
863 width += R->szHint.base_width;
864 height += R->szHint.base_height;
865 rxvt_resize_all_windows(aR_ width, height, 0);
869 /* -------------------------------------------------------------------- *
870 * - X INPUT METHOD ROUTINES - *
871 * -------------------------------------------------------------------- */
875 rxvt_setSize(pR_ XRectangle *size)
877 size->x = R->TermWin.int_bwidth;
878 size->y = R->TermWin.int_bwidth;
879 size->width = Width2Pixel(R->TermWin.ncol);
880 size->height = Height2Pixel(R->TermWin.nrow);
885 rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)
887 *fg = R->PixColors[Color_fg];
888 *bg = R->PixColors[Color_bg];
891 /* Checking whether input method is running. */
899 char server[IMBUFSIZ];
901 /* get current locale modifier */
902 if ((p = XSetLocaleModifiers(NULL)) != NULL) {
903 STRCPY(server, "@server=");
904 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */
905 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */
908 atom = XInternAtom(R->Xdisplay, server, False);
909 win = XGetSelectionOwner(R->Xdisplay, atom);
921 XVaNestedList preedit_attr;
923 if (R->h->Input_Context == NULL
925 || !(R->h->input_style & XIMPreeditPosition)
926 || !(R->h->event_type == KeyPress
927 || R->h->event_type == Expose
928 || R->h->event_type == NoExpose
929 || R->h->event_type == SelectionNotify
930 || R->h->event_type == ButtonRelease
931 || R->h->event_type == FocusIn)
932 || !rxvt_IMisRunning(aR))
935 rxvt_setPosition(aR_ &spot);
937 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);
938 XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);
944 rxvt_setTermFontSet(pR_ int idx)
950 if (idx < 0 || idx >= MAX_NFONTS)
956 rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
960 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961 vtx = scrollbar_TotalWidth();
962 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963 mbh -= R->TermWin.lineSpace;
965 preedit_rect->x = needed_rect->width + vtx;
966 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
968 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
970 preedit_rect->height = Height2Pixel(1);
972 status_rect->x = vtx;
973 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
975 status_rect->width = needed_rect->width ? needed_rect->width
976 : Width2Pixel(R->TermWin.ncol + 1);
977 status_rect->height = Height2Pixel(1);
983 rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
987 R->h->Input_Context = NULL;
988 /* To avoid Segmentation Fault in C locale: Solaris only? */
989 if (STRCMP(R->h->locale, "C"))
990 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991 rxvt_IMInstantiateCallback, NULL);
995 * X manual pages and include files don't match on some systems:
996 * some think this is an XIDProc and others an XIMProc so we can't
997 * use the first argument - need to update this to be nice for
998 * both types via some sort of configure detection
1003 rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1006 int i, found, had_im;
1011 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012 if (R->h->Input_Context)
1016 p = R->h->rs[Rs_inputMethod];
1019 s = rxvt_splitcommastring(p);
1020 for (i = 0; s[i]; i++) {
1022 STRCPY(buf, "@im=");
1023 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025 && (rxvt_IM_get_IC(aR) == True)) {
1031 for (i = 0; s[i]; i++)
1038 /* try with XMODIFIERS env. var. */
1039 if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1044 /* try with no modifiers base IF the user didn't specify an IM */
1045 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046 && rxvt_IM_get_IC(aR) == True)
1051 * Try to open a XIM with the current modifiers, then see if we can
1052 * open a suitable preedit type
1061 XRectangle rect, status_rect, needed_rect;
1062 unsigned long fg, bg;
1065 XIMStyles *xim_styles;
1066 XVaNestedList preedit_attr, status_attr;
1067 XIMCallback ximcallback;
1068 struct rxvt_hidden *h = R->h;
1070 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1071 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1076 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1077 || !xim_styles || !xim_styles->count_styles) {
1082 p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]
1083 : "OverTheSpot,OffTheSpot,Root";
1084 s = rxvt_splitcommastring(p);
1085 for (i = found = 0; !found && s[i]; i++) {
1086 if (!STRCMP(s[i], "OverTheSpot"))
1087 h->input_style = (XIMPreeditPosition | XIMStatusNothing);
1088 else if (!STRCMP(s[i], "OffTheSpot"))
1089 h->input_style = (XIMPreeditArea | XIMStatusArea);
1090 else if (!STRCMP(s[i], "Root"))
1091 h->input_style = (XIMPreeditNothing | XIMStatusNothing);
1093 for (j = 0; j < xim_styles->count_styles; j++)
1094 if (h->input_style == xim_styles->supported_styles[j]) {
1099 for (i = 0; s[i]; i++)
1109 ximcallback.callback = rxvt_IMDestroyCallback;
1111 /* XXX: not sure why we need this (as well as IC one below) */
1112 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1114 preedit_attr = status_attr = NULL;
1116 if (h->input_style & XIMPreeditPosition) {
1117 rxvt_setSize(aR_ &rect);
1118 rxvt_setPosition(aR_ &spot);
1119 rxvt_setColor(aR_ &fg, &bg);
1121 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1122 XNSpotLocation, &spot,
1125 //XNFontSet, R->TermWin.fontset,
1127 } else if (h->input_style & XIMPreeditArea) {
1128 rxvt_setColor(aR_ &fg, &bg);
1131 * The necessary width of preedit area is unknown
1132 * until create input context.
1134 needed_rect.width = 0;
1136 rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1138 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1141 //XNFontSet, R->TermWin.fontset,
1143 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1146 //XNFontSet, R->TermWin.fontset,
1149 h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,
1150 XNClientWindow, R->TermWin.parent[0],
1151 XNFocusWindow, R->TermWin.parent[0],
1152 XNDestroyCallback, &ximcallback,
1153 preedit_attr ? XNPreeditAttributes : NULL,
1155 status_attr ? XNStatusAttributes : NULL,
1158 XFree(preedit_attr);
1161 if (h->Input_Context == NULL) {
1162 rxvt_print_error("failed to create input context");
1166 if (h->input_style & XIMPreeditArea)
1167 rxvt_IMSetStatusPosition(aR);
1168 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1174 rxvt_IMSetStatusPosition(pR)
1176 XRectangle preedit_rect, status_rect, *needed_rect;
1177 XVaNestedList preedit_attr, status_attr;
1179 if (R->h->Input_Context == NULL
1180 || !R->TermWin.focus
1181 || !(R->h->input_style & XIMPreeditArea)
1182 || !rxvt_IMisRunning(aR))
1185 /* Getting the necessary width of preedit area */
1186 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);
1187 XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);
1190 rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);
1192 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);
1193 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);
1195 XSetICValues(R->h->Input_Context,
1196 XNPreeditAttributes, preedit_attr,
1197 XNStatusAttributes, status_attr, NULL);
1199 XFree(preedit_attr);
1202 #endif /* USE_XIM */
1204 /*----------------------------------------------------------------------*/
1205 rxvt_t *rxvt_current_term;
1207 /*----------------------- end-of-file (C source) -----------------------*/