--- rxvt-unicode/src/main.C 2004/01/31 03:27:45 1.25 +++ rxvt-unicode/src/main.C 2012/06/05 11:35:58 1.380 @@ -1,5 +1,5 @@ -/*--------------------------------*-C-*---------------------------------* - * File: main.c +/*----------------------------------------------------------------------* + * File: main.C *----------------------------------------------------------------------* * * All portions of code are copyright by their respective author/s. @@ -13,6 +13,7 @@ * Copyright (c) 1997,1998 Oezguer Kesim * Copyright (c) 1998-2001 Geoff Wing * - extensive modifications + * Copyright (c) 2003-2010 Marc Lehmann * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -31,600 +32,693 @@ #include "../config.h" /* NECESSARY */ #include "rxvt.h" /* NECESSARY */ -#include "main.intpro" /* PROTOS for internal routines */ +#include "init.h" +#include "keyboard.h" +#include "rxvtperl.h" +#include + +#include #include +#include -#ifdef TTY_GID_SUPPORT -# include -#endif +#include -#ifdef HAVE_TERMIOS_H -# include +#ifdef HAVE_XSETLOCALE +# define X_LOCALE +# include +#else +# include #endif -#include +struct termios rxvt_term::def_tio; +vector rxvt_term::termlist; + +// used to tell global functions which terminal instance is "active" +rxvt_t rxvt_current_term; + +static char curlocale[128], savelocale[128]; + +bool +rxvt_set_locale (const char *locale) NOTHROW +{ + int size = strlen (locale) + 1; + + if (size > sizeof (curlocale)) + rxvt_fatal ("locale string too long, aborting.\n"); + + if (!locale || !memcmp (locale, curlocale, size)) + return false; -static char curlocale[128]; + memcpy (curlocale, locale, size); + setlocale (LC_CTYPE, curlocale); + return true; +} void -rxvt_set_locale (const char *locale) +rxvt_push_locale (const char *locale) NOTHROW { - if (locale && STRNCMP (locale, curlocale, 128)) - { - STRNCPY (curlocale, locale, 128); - setlocale (LC_CTYPE, curlocale); - } + strcpy (savelocale, curlocale); + rxvt_set_locale (locale); +} + +void +rxvt_pop_locale () NOTHROW +{ + rxvt_set_locale (savelocale); } -void * -rxvt_term::operator new (size_t s) +#if ENABLE_COMBINING +class rxvt_composite_vec rxvt_composite; + +text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2) { - void *p = malloc (s); + compose_char *cc; + + // break compose chains, as stupid readline really likes to duplicate + // composing characters for some reason, near the end of a line. + cc = (*this)[c1]; + while (cc) + { + if (cc->c2 == c2) return c1; + cc = (*this)[cc->c1]; + } + + // check to see whether this combination already exists otherwise + for (cc = v.begin (); cc < v.end (); cc++) + if (cc->c1 == c1 && cc->c2 == c2) + return COMPOSE_LO + (cc - v.begin ()); + + // allocate a new combination + if (v.size () == COMPOSE_HI - COMPOSE_LO + 1) + { + static int seen; + + if (!seen++) + rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n"); + + return REPLACEMENT_CHAR; + } - MEMSET (p, 0, s); - return p; + v.push_back (compose_char (c1, c2)); + + return v.size () - 1 + COMPOSE_LO; } -void -rxvt_term::operator delete (void *p, size_t s) +int rxvt_composite_vec::expand (unicode_t c, wchar_t *r) { - free (p); + compose_char *cc = (*this)[c]; + + if (!cc) + { + if (r) *r = c; + return 1; + } + + int len = expand (cc->c1, r); + + if (r) r += len; + + if (cc->c2 != NOCHAR) + { + len++; + if (r) *r++ = cc->c2; + } + + return len; + } +#endif rxvt_term::rxvt_term () -: +{ +#if HAVE_BG_PIXMAP + update_background_ev.set (this); +#endif #ifdef CURSOR_BLINK - cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), + cursor_blink_ev.set (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL); #endif #ifdef TEXT_BLINK - text_blink_ev (this, &rxvt_term::text_blink_cb), + text_blink_ev.set (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL); +#endif +#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING + cont_scroll_ev.set (this); +#endif +#ifdef SELECTION_SCROLLING + sel_scroll_ev.set (this); +#endif +#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) + slip_wheel_ev.set (this); +#endif +#if ENABLE_TRANSPARENCY || ENABLE_PERL + rootwin_ev.set (this), +#endif + scrollbar_ev.set (this), +#if USE_XIM + im_ev.set (this), #endif #ifdef POINTER_BLANK - pointer_ev (this, &rxvt_term::pointer_cb), + pointer_ev.set (this); #endif - check_ev (this, &rxvt_term::check_cb), - destroy_ev (this, &rxvt_term::destroy_cb), - pty_ev (this, &rxvt_term::pty_cb), - x_ev (this, &rxvt_term::x_cb), - incr_ev (this, &rxvt_term::incr_cb) -{ +#ifndef NO_BELL + bell_ev.set (this); +#endif + child_ev.set (this); + flush_ev.set (this); + destroy_ev.set (this); + pty_ev.set (this); + termwin_ev.set (this); + vt_ev.set (this); + cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; + + termlist.push_back (this); + +#ifdef KEYSYM_RESOURCE + keyboard = new keyboard_manager; +#endif +} + +// clean up the most important stuff, do *not* call x or free mem etc. +// for use before an emergency exit +void +rxvt_term::emergency_cleanup () +{ + if (cmd_pid) + kill (-cmd_pid, SIGHUP); + + pty_ev.stop (); + delete pty; pty = 0; } rxvt_term::~rxvt_term () { - scr_release (); + termlist.erase (find (termlist.begin (), termlist.end(), this)); - free (locale); - free (codeset); + emergency_cleanup (); -#ifndef NO_SETOWNER_TTYDEV - privileged_ttydev (RESTORE); +#if ENABLE_STYLES + for (int i = RS_styleCount; --i; ) + if (fontset[i] != fontset[0]) + delete fontset[i]; #endif -#ifdef UTMP_SUPPORT - privileged_utmp (RESTORE); + delete fontset[0]; + +#ifdef HAVE_BG_PIXMAP + bg_destroy (); #endif -#ifdef USE_XIM - if (Input_Context != NULL) + + if (display) { - XDestroyIC (Input_Context); - Input_Context = NULL; + selection_clear (); + selection_clear (true); + +#if USE_XIM + im_destroy (); +#endif + scrollBar.destroy (); + if (gc) XFreeGC (dpy, gc); + + delete drawable; + // destroy all windows + if (parent) + XDestroyWindow (dpy, parent); + + for (int i = 0; i < TOTAL_COLORS; i++) + if (ISSET_PIXCOLOR (i)) + { + pix_colors_focused [i].free (this); +#if OFF_FOCUS_FADING + pix_colors_unfocused [i].free (this); +#endif + } + + clear (); + + display->flush (); /* ideally .put should do this */ + displays.put (display); } + + scr_release (); + + /* clear all resources */ + for (int i = 0; i < allocated.size (); i++) + free (allocated [i]); + + free (selection.text); + free (selection.clip_text); + free (locale); + free (v_buffer); + + delete selection_req; + + delete envv; + delete argv; + +#ifdef KEYSYM_RESOURCE + delete keyboard; +#endif +#ifndef NO_RESOURCES + XrmDestroyDatabase (option_db); #endif +} - if (cmd_fd >= 0) - close (cmd_fd); +// child has exited, usually destroys +void +rxvt_term::child_cb (ev::child &w, int status) +{ + HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END)); - if (Xfd >= 0) - XCloseDisplay (Xdisplay); + cmd_pid = 0; - delete PixColors; + if (!option (Opt_hold)) + destroy (); } void rxvt_term::destroy () { - check_ev.stop (); + if (destroy_ev.is_active ()) + return; + + HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)); + +#if ENABLE_OVERLAY + scr_overlay_off (); +#endif + + if (display) + { +#if USE_XIM + im_ev.stop (display); +#endif + scrollbar_ev.stop (display); +#if ENABLE_TRANSPARENCY || ENABLE_PERL + rootwin_ev.stop (display); +#endif + termwin_ev.stop (display); + vt_ev.stop (display); + } + + flush_ev.stop (); pty_ev.stop (); - x_ev.stop (); #ifdef CURSOR_BLINK cursor_blink_ev.stop (); #endif #ifdef TEXT_BLINK text_blink_ev.stop (); #endif +#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING + cont_scroll_ev.stop (); +#endif +#ifdef SELECTION_SCROLLING + sel_scroll_ev.stop (); +#endif #ifdef POINTER_BLANK pointer_ev.stop (); #endif - destroy_ev.start (0); + destroy_ev.start (); } void -rxvt_term::destroy_cb (time_watcher &w) +rxvt_term::destroy_cb (ev::idle &w, int revents) { - SET_R (this); + make_current (); delete this; } -/*----------------------------------------------------------------------*/ -/* rxvt_init() */ -/* LIBPROTO */ -rxvt_t -rxvt_init (int argc, const char *const *argv) -{ - SET_R (new rxvt_term); - - if (!GET_R->init_vars () || !GET_R->init (argc, argv)) - { - delete GET_R; - SET_R (0); - } - - return GET_R; -} - void -rxvt_init_signals () +rxvt_term::set_option (uint8_t opt, bool set) NOTHROW { -/* install exit handler for cleanup */ -#if 0 -#ifdef HAVE_ATEXIT - atexit(rxvt_clean_exit); -#else -#endif -#endif + if (!opt) + return; - struct sigaction sa; + uint8_t mask = 1 << (opt & 7); + uint8_t &val = options [opt >> 3]; - sigfillset (&sa.sa_mask); - sa.sa_flags = SA_NOCLDSTOP | SA_RESTART; - sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0); - sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0); - sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0); - sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0); - sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0); - sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0); + val = val & ~mask | (set ? mask : 0); +} -/* need to trap SIGURG for SVR4 (Unixware) rlogin */ -/* signal (SIGURG, SIG_DFL); */ +/*----------------------------------------------------------------------*/ +/* + * Exit gracefully, clearing the utmp entry and restoring tty attributes + */ +static XErrorHandler old_xerror_handler; - XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); - //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler); +static void +rxvt_emergency_cleanup () +{ + for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++) + (*t)->emergency_cleanup (); } -bool -rxvt_term::init (int argc, const char *const *argv) +#if !ENABLE_MINIMAL +static void ecb_cold +print_x_error (Display *dpy, XErrorEvent *event) { - /* - * Save and then give up any super-user privileges - * If we need privileges in any area then we must specifically request it. - * We should only need to be root in these cases: - * 1. write utmp entries on some systems - * 2. chown tty on some systems - */ - privileges (SAVE); - privileges (IGNORE); - - init_secondary (); + char buffer[BUFSIZ]; + char mesg[BUFSIZ]; + char number[32]; - const char **cmd_argv = init_resources (argc, argv); + rxvt_warn ("An X Error occurred, trying to continue after report.\n"); - set_locale (""); + XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ); + snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial); -#if (MENUBAR_MAX) - menubar_read (rs[Rs_menu]); -#endif -#ifdef HAVE_SCROLLBARS - if (Options & Opt_scrollBar) - scrollBar.setIdle (); /* set existence for size calculations */ -#endif + XGetErrorText (dpy, event->error_code, buffer, BUFSIZ); + XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ); + rxvt_warn ("+ %s: %s\n", mesg, buffer); - create_windows (argc, argv); + XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ); + snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code); - init_xlocale (); + sprintf (number, "%d", event->request_code); + XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ); + rxvt_warn ("+ (which is %s)\n", buffer); - scr_reset (); /* initialize screen */ -#ifdef RXVT_GRAPHICS - Gr_reset (); /* reset graphics */ -#endif + if (event->request_code >= 128) + { + XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ); + snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code); + } -#if 0 -#ifdef DEBUG_X - XSynchronize(Xdisplay, True); -#endif -#endif + if (event->error_code == BadWindow + || event->error_code == BadPixmap + || event->error_code == BadCursor + || event->error_code == BadFont + || event->error_code == BadDrawable + || event->error_code == BadColor + || event->error_code == BadGC + || event->error_code == BadIDChoice + || event->error_code == BadValue + || event->error_code == BadAtom) + { + if (event->error_code == BadValue) + XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ); + else if (event->error_code == BadAtom) + XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ); + else + XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ); -#ifdef HAVE_SCROLLBARS - if (Options & Opt_scrollBar) - resize_scrollbar (); /* create and map scrollbar */ -#endif -#if (MENUBAR_MAX) - if (menubar_visible(r)) - XMapWindow (Xdisplay, menuBar.win); -#endif -#ifdef TRANSPARENT - if (Options & Opt_transparent) - { - XSelectInput (Xdisplay, Xroot, PropertyChangeMask); - check_our_parents (); + snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid); } -#endif - XMapWindow (Xdisplay, TermWin.vt); - XMapWindow (Xdisplay, TermWin.parent[0]); - - init_env (); - init_command (cmd_argv); - - x_ev.start (Xfd, EVENT_READ); - pty_ev.start (cmd_fd, EVENT_READ); - - check_ev.start (); - - process_x_events (); - - return true; } - -/* ------------------------------------------------------------------------- * - * SIGNAL HANDLING & EXIT HANDLER * - * ------------------------------------------------------------------------- */ -/* - * Catch a SIGCHLD signal and exit if the direct child has died - */ -/* ARGSUSED */ -/* EXTPROTO */ -RETSIGTYPE -rxvt_Child_signal(int sig __attribute__ ((unused))) -{ - int pid, save_errno = errno; - while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR) - ; - errno = save_errno; - -#if 0 - if (pid == cmd_pid) - exit (EXIT_SUCCESS); #endif -} -/* - * Catch a fatal signal and tidy up before quitting - */ -/* EXTPROTO */ -RETSIGTYPE -rxvt_Exit_signal(int sig) -{ - signal(sig, SIG_DFL); -#ifdef DEBUG_CMD - rxvt_print_error("signal %d", sig); -#endif - rxvt_clean_exit(); - kill(getpid(), sig); -} - -/* ARGSUSED */ -/* EXTPROTO */ -int -rxvt_xerror_handler(const Display * display - __attribute__ ((unused)), const XErrorEvent * event) +int ecb_cold +rxvt_xerror_handler (Display *display, XErrorEvent *event) { if (GET_R->allowedxerror == -1) GET_R->allowedxerror = event->error_code; else { - rxvt_print_error("XError: Request: %d . %d, Error: %d", - event->request_code, event->minor_code, - event->error_code); - - GET_R->destroy (); + // GET_R is most likely not the terminal which caused the error, + // so just output the error and continue +#if ENABLE_MINIMAL + old_xerror_handler (display, event); +#else + print_x_error (display, event); +#endif } return 0; } -/*----------------------------------------------------------------------*/ -/* - * Exit gracefully, clearing the utmp entry and restoring tty attributes - * TODO: if debugging, this should free up any known resources if we can - */ -/* EXTPROTO */ -void -rxvt_clean_exit () +int ecb_cold +rxvt_xioerror_handler (Display *display) { - GET_R->destroy (); + rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n", + DisplayString (display)); + rxvt_emergency_cleanup (); + _exit (EXIT_FAILURE); } -/* ------------------------------------------------------------------------- * - * MEMORY ALLOCATION WRAPPERS * - * ------------------------------------------------------------------------- */ -/* EXTPROTO */ -void * -rxvt_malloc(size_t size) +static struct sig_handlers { - void *p; + ev::sig sw_term, sw_int; - p = malloc(size); - if (p) - return p; + /* + * Catch a fatal signal and tidy up before quitting + */ + void sig_term (ev::sig &w, int revents); - fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); - rxvt_clean_exit(); - exit(EXIT_FAILURE); -/* NOTREACHED */ -} + sig_handlers () + { + sw_term.set (this); + sw_int .set (this); + } +} sig_handlers; -/* EXTPROTO */ -void * -rxvt_calloc(size_t number, size_t size) +void +sig_handlers::sig_term (ev::sig &w, int revents) { - void *p; - - p = calloc(number, size); - if (p) - return p; - - fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); - rxvt_clean_exit(); - exit(EXIT_FAILURE); -/* NOTREACHED */ + rxvt_emergency_cleanup (); + w.stop (); + kill (getpid (), w.signum); } -/* EXTPROTO */ -void * -rxvt_realloc(void *ptr, size_t size) +static void +rxvt_get_ttymode (struct termios *tio) { - void *p; + if (tcgetattr (STDIN_FILENO, tio) < 0) + memset (tio, 0, sizeof (struct termios)); - if (ptr) - p = realloc(ptr, size); - else - p = malloc(size); - if (p) - return p; + for (int i = 0; i < NCCS; i++) + tio->c_cc[i] = VDISABLE; - fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); - rxvt_clean_exit(); - exit(EXIT_FAILURE); -/* NOTREACHED */ -} + tio->c_cc[VINTR] = CINTR; + tio->c_cc[VQUIT] = CQUIT; + tio->c_cc[VERASE] = CERASE; +#ifdef VERASE2 + tio->c_cc[VERASE2] = CERASE2; +#endif + tio->c_cc[VKILL] = CKILL; + tio->c_cc[VEOF] = CEOF; + tio->c_cc[VSTART] = CSTART; + tio->c_cc[VSTOP] = CSTOP; + tio->c_cc[VSUSP] = CSUSP; +# ifdef VDSUSP + tio->c_cc[VDSUSP] = CDSUSP; +# endif +# ifdef VREPRINT + tio->c_cc[VREPRINT] = CRPRNT; +# endif +# ifdef VDISCRD + tio->c_cc[VDISCRD] = CFLUSH; +# endif +# ifdef VWERSE + tio->c_cc[VWERSE] = CWERASE; +# endif +# ifdef VLNEXT + tio->c_cc[VLNEXT] = CLNEXT; +# endif +# ifdef VSTATUS + tio->c_cc[VSTATUS] = CSTATUS; +# endif -/* ------------------------------------------------------------------------- * - * PRIVILEGED OPERATIONS * - * ------------------------------------------------------------------------- */ -/* take care of suid/sgid super-user (root) privileges */ -void -rxvt_term::privileges (int mode) -{ -#if ! defined(__CYGWIN32__) -# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) -/* setreuid() is the poor man's setuid(), seteuid() */ -# define seteuid(a) setreuid(-1, (a)) -# define setegid(a) setregid(-1, (a)) -# define HAVE_SETEUID +# if VMIN != VEOF + tio->c_cc[VMIN] = 1; # endif -# ifdef HAVE_SETEUID - switch (mode) { - case IGNORE: - /* - * change effective uid/gid - not real uid/gid - so we can switch - * back to root later, as required - */ - seteuid(getuid()); - setegid(getgid()); - break; - case SAVE: - euid = geteuid(); - egid = getegid(); - break; - case RESTORE: - seteuid(euid); - setegid(egid); - break; - } -# else - switch (mode) { - case IGNORE: - setuid(getuid()); - setgid(getgid()); - /* FALLTHROUGH */ - case SAVE: - /* FALLTHROUGH */ - case RESTORE: - break; - } +# if VTIME != VEOL + tio->c_cc[VTIME] = 0; # endif -#endif -} -#ifdef UTMP_SUPPORT -void -rxvt_term::privileged_utmp (char action) -{ - D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", - action, next_utmp_action, getpid())); - if (next_utmp_action != action || (action != SAVE && action != RESTORE) - || (Options & Opt_utmpInhibit) - || ttydev == NULL || *ttydev == '\0') - return; + /* input modes */ + tio->c_iflag = (BRKINT | IGNPAR | ICRNL +# ifdef IMAXBEL + | IMAXBEL +# endif + | IXON); - privileges (RESTORE); - if (action == SAVE) { - next_utmp_action = RESTORE; - makeutent (ttydev, rs[Rs_display_name]); - } else { /* action == RESTORE */ - next_utmp_action = IGNORE; - cleanutent (); - } - privileges (IGNORE); + /* output modes */ + tio->c_oflag = (OPOST | ONLCR); + + /* control modes */ + tio->c_cflag = (CS8 | CREAD); + + /* local modes */ + tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO +# if defined (ECHOCTL) && defined (ECHOKE) + | ECHOCTL | ECHOKE +# endif + | ECHOE | ECHOK); } -#endif -#ifndef NO_SETOWNER_TTYDEV +char **rxvt_environ; // startup environment + void -rxvt_term::privileged_ttydev (char action) +rxvt_init () { - D_MAIN((stderr, - "privileged_ttydev (%c); waiting for: %c (pid: %d)", - action, next_tty_action, getpid())); - if (next_tty_action != action || (action != SAVE && action != RESTORE) - || ttydev == NULL || *ttydev == '\0') - return; + assert (("fontMask must not overlap other RS masks", + 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask)))); - privileges (RESTORE); + rxvt_get_ttymode (&rxvt_term::def_tio); - if (action == SAVE) { - next_tty_action = RESTORE; -# ifndef RESET_TTY_TO_COMMON_DEFAULTS -/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */ - if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */ - next_tty_action = IGNORE; - else -# endif - { - chown(ttydev, getuid(), ttygid); /* fail silently */ - chmod(ttydev, ttymode); -# ifdef HAVE_REVOKE - revoke(ttydev); -# endif - } - } else { /* action == RESTORE */ - next_tty_action = IGNORE; -# ifndef RESET_TTY_TO_COMMON_DEFAULTS - chmod(ttydev, ttyfd_stat.st_mode); - chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid); -# else - chmod(ttydev, - (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); - chown(ttydev, 0, 0); -# endif - } + // get rid of stdin/stdout as we don't need them, to free resources + dup2 (STDERR_FILENO, STDIN_FILENO); + dup2 (STDERR_FILENO, STDOUT_FILENO); - privileges (IGNORE); + if (!ev_default_loop ()) + rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n"); -# ifndef RESET_TTY_TO_COMMON_DEFAULTS - D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", - action == RESTORE ? "Restoring" : (action == - SAVE ? "Saving" : - "UNKNOWN ERROR for"), ttydev, - ttyfd_stat.st_mode, ttyfd_stat.st_uid, - ttyfd_stat.st_gid)); -# endif -} + rxvt_environ = environ; + + signal (SIGHUP, SIG_IGN); + signal (SIGPIPE, SIG_IGN); + + sig_handlers.sw_term.start (SIGTERM); ev_unref (); + sig_handlers.sw_int.start (SIGINT); ev_unref (); + + old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); + // TODO: handle this with exceptions and tolerate the memory loss + XSetIOErrorHandler (rxvt_xioerror_handler); + + XrmInitialize (); + +#if HAVE_PIXBUF + g_type_init (); #endif +} /*----------------------------------------------------------------------*/ /* - * window size/position calculcations for XSizeHint and other storage. + * window size/position calculations for XSizeHint and other storage. * if width/height are non-zero then override calculated width/height */ void -rxvt_term::window_calc (unsigned int width, unsigned int height) +rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight) { - short recalc_x, recalc_y; - int x, y, sb_w, mb_h, flags; - unsigned int w, h; - unsigned int max_width, max_height; - - D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", - TermWin.ncol, TermWin.nrow, szHint.width, - szHint.height)); - szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; - szHint.win_gravity = NorthWestGravity; -/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ - - recalc_x = recalc_y = 0; - flags = 0; - if (!parsed_geometry) { - parsed_geometry = 1; - if (rs[Rs_geometry]) - flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); - if (flags & WidthValue) { - TermWin.ncol = BOUND_POSITIVE_INT16(w); - szHint.flags |= USSize; + short recalc_x, recalc_y; + int x, y, flags; + unsigned int w, h; + unsigned int max_width, max_height; + + szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; + szHint.win_gravity = NorthWestGravity; + /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ + + recalc_x = recalc_y = 0; + flags = 0; + + if (!parsed_geometry) + { + parsed_geometry = 1; + + if (rs[Rs_geometry]) + flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); + + if (flags & WidthValue) + { + if (!w) + rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n"); + + ncol = clamp (w, 1, std::numeric_limits::max ()); + szHint.flags |= USSize; } - if (flags & HeightValue) { - TermWin.nrow = BOUND_POSITIVE_INT16(h); - szHint.flags |= USSize; + + if (flags & HeightValue) + { + if (!h) + rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n"); + + nrow = clamp (h, 1, std::numeric_limits::max ()); + szHint.flags |= USSize; } - if (flags & XValue) { - szHint.x = x; - szHint.flags |= USPosition; - if (flags & XNegative) { - recalc_x = 1; - szHint.win_gravity = NorthEastGravity; + + if (flags & XValue) + { + szHint.x = x; + szHint.flags |= USPosition; + + if (flags & XNegative) + { + recalc_x = 1; + szHint.win_gravity = NorthEastGravity; } } - if (flags & YValue) { - szHint.y = y; - szHint.flags |= USPosition; - if (flags & YNegative) { - recalc_y = 1; - if (szHint.win_gravity == NorthEastGravity) - szHint.win_gravity = SouthEastGravity; - else - szHint.win_gravity = SouthWestGravity; + + if (flags & YValue) + { + szHint.y = y; + szHint.flags |= USPosition; + + if (flags & YNegative) + { + recalc_y = 1; + + if (szHint.win_gravity == NorthEastGravity) + szHint.win_gravity = SouthEastGravity; + else + szHint.win_gravity = SouthWestGravity; } } } -/* TODO: BOUNDS */ - TermWin.width = TermWin.ncol * TermWin.fwidth; - TermWin.height = TermWin.nrow * TermWin.fheight; - max_width = MAX_COLS * TermWin.fwidth; - max_height = MAX_ROWS * TermWin.fheight; - - szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; - - sb_w = mb_h = 0; - window_vt_x = window_vt_y = 0; - if (scrollbar_visible ()) { - sb_w = scrollbar_TotalWidth(); - szHint.base_width += sb_w; - if (!(Options & Opt_scrollBar_right)) - window_vt_x = sb_w; - } - if (menubar_visible ()) { - mb_h = menuBar_TotalHeight(); - szHint.base_height += mb_h; - window_vt_y = mb_h; - } - szHint.width_inc = TermWin.fwidth; - szHint.height_inc = TermWin.fheight; - szHint.min_width = szHint.base_width + szHint.width_inc; - szHint.min_height = szHint.base_height + szHint.height_inc; - - if (width && width - szHint.base_width < max_width) { - szHint.width = width; - TermWin.width = width - szHint.base_width; - } else { - MIN_IT(TermWin.width, max_width); - szHint.width = szHint.base_width + TermWin.width; - } - if (height && height - szHint.base_height < max_height) { - szHint.height = height; - TermWin.height = height - szHint.base_height; - } else { - MIN_IT(TermWin.height, max_height); - szHint.height = szHint.base_height + TermWin.height; - } - if (scrollbar_visible () && (Options & Opt_scrollBar_right)) - window_sb_x = szHint.width - sb_w; - - if (recalc_x) - szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) - - szHint.width - 2 * TermWin.ext_bwidth); - if (recalc_y) - szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) - - szHint.height - 2 * TermWin.ext_bwidth); - - TermWin.ncol = TermWin.width / TermWin.fwidth; - TermWin.nrow = TermWin.height / TermWin.fheight; - D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", - TermWin.ncol, TermWin.nrow, szHint.width, - szHint.height)); - return; + + /* TODO: BOUNDS */ + width = ncol * fwidth; + height = nrow * fheight; + max_width = MAX_COLS * fwidth; + max_height = MAX_ROWS * fheight; + + szHint.base_width = szHint.base_height = 2 * int_bwidth; + + window_vt_x = window_vt_y = int_bwidth; + + if (scrollBar.state) + { + int sb_w = scrollBar.total_width (); + szHint.base_width += sb_w; + + if (!option (Opt_scrollBar_right)) + window_vt_x += sb_w; + } + + szHint.width_inc = fwidth; + szHint.height_inc = fheight; + szHint.min_width = szHint.base_width + szHint.width_inc; + szHint.min_height = szHint.base_height + szHint.height_inc; + + if (newwidth && newwidth - szHint.base_width < max_width) + { + szHint.width = newwidth; + width = newwidth - szHint.base_width; + } + else + { + min_it (width, max_width); + szHint.width = szHint.base_width + width; + } + + if (newheight && newheight - szHint.base_height < max_height) + { + szHint.height = newheight; + height = newheight - szHint.base_height; + } + else + { + min_it (height, max_height); + szHint.height = szHint.base_height + height; + } + + if (recalc_x) + szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth; + + if (recalc_y) + szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth; + + ncol = width / fwidth; + nrow = height / fheight; + + // When the size of the vt window is not a multiple of the cell + // size, i.e., when the wm does not honour our size hints, there are + // extra areas not covered by the terminal screen. Such gaps, when a + // bg pixmap is set, would have to be cleared manually to properly + // refresh the background. We take the simpler route and shrink the + // vt window so as to avoid creating gaps. + vt_width = ncol * fwidth; + vt_height = nrow * fheight; } /*----------------------------------------------------------------------*/ @@ -635,42 +729,133 @@ void rxvt_term::tt_winch () { + if (pty->pty < 0) + return; + struct winsize ws; - if (cmd_fd < 0) - return; + ws.ws_col = ncol; + ws.ws_row = nrow; + ws.ws_xpixel = vt_width; + ws.ws_ypixel = vt_height; + ioctl (pty->pty, TIOCSWINSZ, &ws); - ws.ws_col = TermWin.ncol; - ws.ws_row = TermWin.nrow; - ws.ws_xpixel = ws.ws_ypixel = 0; -#ifndef DEBUG_SIZE - (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); -#else - if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) - D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); -# ifdef SIGWINCH - else if (cmd_pid) /* force through to the command */ - kill (cmd_pid, SIGWINCH); -# endif +#if 0 + // TIOCSWINSZ is supposed to do this automatically and correctly + if (cmd_pid) /* force through to the command */ + kill (-cmd_pid, SIGWINCH); #endif } /*----------------------------------------------------------------------*/ -/* rxvt_change_font() - Switch to a new font */ -/* - * init = 1 - initialize - * - * fontname == FONT_UP - switch to bigger font - * fontname == FONT_DN - switch to smaller font - */ +/* load and set the various fonts */ +bool +rxvt_term::set_fonts () +{ + rxvt_fontset *fs = new rxvt_fontset (this); + rxvt_fontprop prop; + + if (!fs + || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed") + || !fs->realize_font (1)) + { + delete fs; + return false; + } + +#if ENABLE_STYLES + for (int i = RS_styleCount; --i; ) + if (fontset[i] != fontset[0]) + delete fontset[i]; +#endif + + delete fontset[0]; + fontset[0] = fs; + + prop = (*fs)[rxvt_fontset::firstFont]->properties (); + prop.width += letterSpace; + + fs->set_prop (prop, false); + + fwidth = prop.width; + fheight = prop.height + lineSpace; + fbase = prop.ascent; + + for (int style = 1; style < 4; style++) + { +#if ENABLE_STYLES + const char *res = rs[Rs_font + style]; + + if (res && !*res) + fontset[style] = fontset[0]; + else + { + fontset[style] = fs = new rxvt_fontset (this); + rxvt_fontprop prop2 = prop; + + if (res) + { + fs->populate (res); + fs->set_prop (prop2, false); + } + else + { + fs->populate (fontset[0]->fontdesc); + + if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold; + if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic; + + fs->set_prop (prop2, true); + } + + } +#else + fontset[style] = fontset[0]; +#endif + } + + if (parent) + { + resize_all_windows (0, 0, 0); + scr_remap_chars (); + scr_touch (true); + } + + return true; +} + +void +rxvt_term::set_string_property (Atom prop, const char *str, int len) +{ + XChangeProperty (dpy, parent, + prop, XA_STRING, 8, PropModeReplace, + (const unsigned char *)str, len >= 0 ? len : strlen (str)); +} + void -rxvt_term::change_font (int init, const char *fontname) +rxvt_term::set_mbstring_property (Atom prop, const char *str, int len) { + XTextProperty ct; + + if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0) + { + XSetTextProperty (dpy, parent, &ct, prop); + XFree (ct.value); + } } void -rxvt_term::font_up_down (int n, int direction) +rxvt_term::set_utf8_property (Atom prop, const char *str, int len) { + wchar_t *ws = rxvt_mbstowcs (str, len); + char *s = rxvt_wcstoutf8 (ws); + + XChangeProperty (dpy, parent, + prop, xa[XA_UTF8_STRING], 8, PropModeReplace, + (const unsigned char *)s, strlen (s)); + + free (s); + free (ws); } /*----------------------------------------------------------------------*/ @@ -679,191 +864,163 @@ void rxvt_term::set_title (const char *str) { -#ifndef SMART_WINDOW_TITLE - XStoreName(Xdisplay, TermWin.parent[0], str); -#else - char *name; - - if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0) - name = NULL; - if (name == NULL || STRCMP(name, str)) - XStoreName(Xdisplay, TermWin.parent[0], str); - if (name) - XFree(name); + set_mbstring_property (XA_WM_NAME, str); +#if ENABLE_EWMH + set_utf8_property (xa[XA_NET_WM_NAME], str); #endif } void -rxvt_term::set_iconName (const char *str) +rxvt_term::set_icon_name (const char *str) { -#ifndef SMART_WINDOW_TITLE - XSetIconName(Xdisplay, TermWin.parent[0], str); -#else - char *name; - - if (XGetIconName(Xdisplay, TermWin.parent[0], &name)) - name = NULL; - if (name == NULL || STRCMP(name, str)) - XSetIconName(Xdisplay, TermWin.parent[0], str); - if (name) - XFree(name); + set_mbstring_property (XA_WM_ICON_NAME, str); +#if ENABLE_EWMH + set_utf8_property (xa[XA_NET_WM_ICON_NAME], str); #endif } -#ifdef XTERM_COLOR_CHANGE void rxvt_term::set_window_color (int idx, const char *color) { - rxvt_color xcol; - int i; +#ifdef XTERM_COLOR_CHANGE + rxvt_color xcol; + + if (color == NULL || *color == '\0') + return; - if (color == NULL || *color == '\0') - return; + color = strdup (color); + allocated.push_back ((void *)color); + rs[Rs_color + idx] = color; -/* handle color aliases */ - if (isdigit(*color)) { - i = atoi(color); - if (i >= 8 && i <= 15) { /* bright colors */ - i -= 8; -# ifndef NO_BRIGHTCOLOR - PixColors[idx] = PixColors[minBrightCOLOR + i]; - SET_PIXCOLOR(idx); - goto Done; -# endif + /* handle color aliases */ + if (isdigit (*color)) + { + int i = atoi (color); + + if (i >= 8 && i <= 15) + { + /* bright colors */ + pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8]; + goto done; } - if (i >= 0 && i <= 7) { /* normal colors */ - PixColors[idx] = PixColors[minCOLOR + i]; - SET_PIXCOLOR(idx); - goto Done; + + if (i >= 0 && i <= 7) + { + /* normal colors */ + pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i]; + goto done; } } - if (!rXParseAllocColor (& xcol, color)) - return; -/* XStoreColor (Xdisplay, XCMAP, XColor*); */ -/* - * FIXME: should free colors here, but no idea how to do it so instead, - * so just keep gobbling up the colormap - */ -# if 0 - for (i = Color_Black; i <= Color_White; i++) - if (PixColors[idx] == PixColors[i]) - break; - if (i > Color_White) { - /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ - XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1, - DisplayPlanes(Xdisplay, Xscreen)); - } -# endif + set_color (xcol, color); + + /* + * FIXME: should free colors here, but no idea how to do it so instead, + * so just keep gobbling up the colormap + */ - PixColors[idx] = xcol; - SET_PIXCOLOR(idx); + pix_colors_focused[idx] = xcol; -/* XSetWindowAttributes attr; */ -/* Cursor cursor; */ - Done: - if (idx == Color_bg && !(Options & Opt_transparent)) - XSetWindowBackground(Xdisplay, TermWin.vt, - PixColors[Color_bg]); - -/* handle Color_BD, scrollbar background, etc. */ - - set_colorfgbg (); - recolour_cursor (); -/* the only reasonable way to enforce a clean update */ - scr_poweron (); -} +done: + /*TODO: handle Color_BD, scrollbar background, etc. */ -#else -# define set_window_color (idx,color) ((void)0) -#endif /* XTERM_COLOR_CHANGE */ + update_fade_color (idx); + recolour_cursor (); + scr_recolour (); +#endif /* XTERM_COLOR_CHANGE */ +} void rxvt_term::recolour_cursor () { -#if TODO - rxvt_color xcol[2]; + XColor fg, bg; - xcol[0] = PixColors[Color_pointer]; - xcol[1] = PixColors[Color_bg]; - XQueryColors (Xdisplay, XCMAP, xcol, 2); - XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); -#endif + (ISSET_PIXCOLOR (Color_pointer_fg) + ? pix_colors_focused[Color_pointer_fg] + : pix_colors_focused[Color_fg]).get (fg); + + (ISSET_PIXCOLOR (Color_pointer_bg) + ? pix_colors_focused[Color_pointer_bg] + : pix_colors_focused[Color_bg]).get (bg); + + XRecolorCursor (dpy, TermWin_cursor, &fg, &bg); } /*----------------------------------------------------------------------*/ /* * find if fg/bg matches any of the normal (low-intensity) colors */ -void -rxvt_term::set_colorfgbg () +char * +rxvt_term::get_colorfgbg () { - unsigned int i; - const char *xpmb = "\0"; - char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; - - env_colorfgbg = - (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); - STRCPY(fstr, "default"); - STRCPY(bstr, "default"); - for (i = Color_Black; i <= Color_White; i++) - if (PixColors[Color_fg] == PixColors[i]) { - sprintf(fstr, "%d", (i - Color_Black)); - break; - } - for (i = Color_Black; i <= Color_White; i++) - if (PixColors[Color_bg] == PixColors[i]) { - sprintf(bstr, "%d", (i - Color_Black)); -#ifdef XPM_BACKGROUND - xpmb = "default;"; -#endif - break; - } - sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); - putenv(env_colorfgbg); + unsigned int i; + const char *xpmb = ""; + char fstr[] = "default"; + char bstr[] = "default"; + char *env_colorfgbg; + + for (i = Color_Black; i <= Color_White; i++) + if (pix_colors[Color_fg] == pix_colors[i]) + { + sprintf (fstr, "%d", i - Color_Black); + break; + } -#ifndef NO_BRIGHTCOLOR - colorfgbg = DEFAULT_RSTYLE; - for (i = minCOLOR; i <= maxCOLOR; i++) { - if (PixColors[Color_fg] == PixColors[i]) - colorfgbg = SET_FGCOLOR(colorfgbg, i); - if (PixColors[Color_bg] == PixColors[i]) - colorfgbg = SET_BGCOLOR(colorfgbg, i); - } + for (i = Color_Black; i <= Color_White; i++) + if (pix_colors[Color_bg] == pix_colors[i]) + { + sprintf (bstr, "%d", i - Color_Black); +#if BG_IMAGE_FROM_FILE + xpmb = "default;"; #endif + break; + } + + env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg")); + sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); + return env_colorfgbg; } /*----------------------------------------------------------------------*/ -/* - * Colour determination for low colour displays, routine from - * Hans de Goede - */ -int -rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) +bool +rxvt_term::set_color (rxvt_color &color, const char *name) { - if (!screen_in_out->set (this, colour)) { - rxvt_print_error("can't allocate colour: %s", colour); - return false; - } - + if (color.set (this, name)) return true; + + rxvt_warn ("can't get colour '%s', continuing without.\n", name); + return false; +} + +void +rxvt_term::alias_color (int dst, int src) +{ + pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]); } /* -------------------------------------------------------------------- * * - WINDOW RESIZING - * * -------------------------------------------------------------------- */ void -rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) +rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent) { int fix_screen; + int old_width = szHint.width; + int old_height = szHint.height; -#ifdef SMART_RESIZE - int old_width = szHint.width, old_height = szHint.height; -#endif + window_calc (newwidth, newheight); + + bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)); + + // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow + if (set_hint) + { + szHint.flags &= ~(PBaseSize | PResizeInc); + XSetWMNormalHints (dpy, parent, &szHint); + szHint.flags |= PBaseSize | PResizeInc; + } - window_calc (width, height); - XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); if (!ignoreparent) { #ifdef SMART_RESIZE @@ -876,100 +1033,69 @@ unsigned int unused_w1, unused_h1, unused_b1, unused_d1; Window unused_cr; - XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, + XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &unused_cr); - XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, + XGetGeometry (dpy, parent, &unused_cr, &x1, &y1, &unused_w1, &unused_h1, &unused_b1, &unused_d1); /* - * if Xroot isn't the parent window, a WM will probably have offset + * if display->root isn't the parent window, a WM will probably have offset * our position for handles and decorations. Counter it */ - if (x1 != x || y1 != y) { + if (x1 != x || y1 != y) + { x -= x1; y -= y1; - } + } - x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; - y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; - dx = old_width - szHint.width; + x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2; + y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2; + dx = old_width - szHint.width; dy = old_height - szHint.height; - /* Check position of the center of the window */ + /* Check position of the center of the window */ if (x < x1) /* left half */ - dx = 0; + dx = 0; else if (x == x1) /* exact center */ - dx /= 2; + dx /= 2; if (y < y1) /* top half */ - dy = 0; + dy = 0; else if (y == y1) /* exact center */ - dy /= 2; + dy /= 2; - XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, + XMoveResizeWindow (dpy, parent, x + dx, y + dy, szHint.width, szHint.height); #else - XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, - szHint.height); + XResizeWindow (dpy, parent, szHint.width, szHint.height); #endif } - fix_screen = (TermWin.ncol != prev_ncol - || TermWin.nrow != prev_nrow); + if (set_hint) + XSetWMNormalHints (dpy, parent, &szHint); + + fix_screen = ncol != prev_ncol || nrow != prev_nrow; - if (fix_screen || width != old_width || height != old_height) + if (fix_screen || newwidth != old_width || newheight != old_height) { - if (scrollbar_visible ()) - { - XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, - 0, scrollbar_TotalWidth (), szHint.height); - resize_scrollbar (); - } + if (scrollBar.state) + scrollBar.resize (); - if (menubar_visible ()) - XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, - 0, TermWin_TotalWidth (), menuBar_TotalHeight ()); - - XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x, - window_vt_y, TermWin_TotalWidth (), - TermWin_TotalHeight ()); -#ifdef RXVT_GRAPHICS - if (old_height) - Gr_Resize (old_width - szHint.base_width, - old_height - szHint.base_height); -#endif - scr_clear (); -#ifdef XPM_BACKGROUND - resize_pixmap (); + XMoveResizeWindow (dpy, vt, + window_vt_x, window_vt_y, + vt_width, vt_height); + + HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END)); + +#ifdef HAVE_BG_PIXMAP + if (bg_window_size_sensitive ()) + update_background (); #endif } if (fix_screen || old_height == 0) - { - int curr_screen = -1; - int old_ncol = prev_ncol; - - /* scr_reset only works on the primary screen */ - if (old_height) /* this is not the first time through */ - { - unsigned int ncol = TermWin.ncol; - TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this - curr_screen = scr_change_screen (PRIMARY); - TermWin.ncol = ncol; - } + scr_reset (); - scr_reset(); - - if (curr_screen >= 0) /* this is not the first time through */ - { - scr_change_screen (curr_screen); - selection_check (old_ncol != TermWin.ncol ? 4 : 0); - } - } - - old_width = szHint.width; - old_height = szHint.height; - -#ifdef USE_XIM - IMSetStatusPosition (); +#if USE_XIM + im_set_position (); #endif } @@ -978,350 +1104,564 @@ * good for toggling 80/132 columns */ void -rxvt_term::set_widthheight (unsigned int width, unsigned int height) +rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight) { - XWindowAttributes wattr; + XWindowAttributes wattr; + + if (newwidth == 0 || newheight == 0) + { + XGetWindowAttributes (dpy, display->root, &wattr); - if (width == 0 || height == 0) { - XGetWindowAttributes(Xdisplay, Xroot, &wattr); - if (width == 0) - width = wattr.width - szHint.base_width; - if (height == 0) - height = wattr.height - szHint.base_height; - } - if (width != TermWin.width || height != TermWin.height) { - width += szHint.base_width; - height += szHint.base_height; - resize_all_windows (width, height, 0); + if (newwidth == 0) + newwidth = wattr.width - szHint.base_width; + if (newheight == 0) + newheight = wattr.height - szHint.base_height; + } + + if (newwidth != vt_width || newheight != vt_height) + { + newwidth += szHint.base_width; + newheight += szHint.base_height; + resize_all_windows (newwidth, newheight, 0); } } /* -------------------------------------------------------------------- * * - X INPUT METHOD ROUTINES - * * -------------------------------------------------------------------- */ -#ifdef USE_XIM +#if USE_XIM + +void +rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg) +{ + fg = pix_colors [Color_fg]; + bg = pix_colors [Color_bg]; +} + void -rxvt_term::set_size (XRectangle *size) +rxvt_term::im_set_size (XRectangle &size) { - size->x = TermWin.int_bwidth; - size->y = TermWin.int_bwidth; - size->width = Width2Pixel(TermWin.ncol); - size->height = Height2Pixel(TermWin.nrow); + // the int_bwidth terms make no sense to me + size.x = int_bwidth; + size.y = int_bwidth; + size.width = Width2Pixel (ncol) + int_bwidth; + size.height = Height2Pixel (nrow) + int_bwidth; } void -rxvt_term::set_color (unsigned long *fg, unsigned long *bg) +rxvt_term::im_set_preedit_area (XRectangle &preedit_rect, + XRectangle &status_rect, + const XRectangle &needed_rect) { - *fg = PixColors[Color_fg]; - *bg = PixColors[Color_bg]; + preedit_rect.x = needed_rect.width; + preedit_rect.y = 0; + preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1; + preedit_rect.height = fheight; + + status_rect.x = 0; + status_rect.y = 0; + status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1; + status_rect.height = fheight; } /* Checking whether input method is running. */ bool -rxvt_term::IMisRunning () +rxvt_term::im_is_running () { - char *p; - Atom atom; - Window win; - char server[IMBUFSIZ]; + Atom atom; + Window win; + char server[IMBUFSIZ]; + + /* get current locale modifier */ + if (char *p = XSetLocaleModifiers (0)) + { + strcpy (server, "@server="); + strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */ + + if (p = strchr (server + 1, '@')) /* first one only */ + *p = '\0'; -/* get current locale modifier */ - if ((p = XSetLocaleModifiers(NULL)) != NULL) { - STRCPY(server, "@server="); - STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ - if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ - *p = '\0'; + atom = XInternAtom (dpy, server, False); + win = XGetSelectionOwner (dpy, atom); - atom = XInternAtom(Xdisplay, server, False); - win = XGetSelectionOwner(Xdisplay, atom); - if (win != None) - return True; + if (win != None) + return true; } - return False; + + return false; } void -rxvt_term::IMSendSpot () +rxvt_term::im_send_spot () { - XPoint spot; - XVaNestedList preedit_attr; + XPoint nspot; + XVaNestedList preedit_attr; + + if (!Input_Context + || !focus + || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks))) + return; + + im_set_position (nspot); - if (Input_Context == NULL - || !TermWin.focus || !(input_style & XIMPreeditPosition) - || !(event_type == KeyPress - || event_type == Expose - || event_type == NoExpose - || event_type == SelectionNotify - || event_type == ButtonRelease || event_type == FocusIn) - || !IMisRunning ()) - return; + if (nspot.x == spot.x && nspot.y == spot.y) + return; - set_position (&spot); + spot = nspot; - preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); - XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); - XFree(preedit_attr); + preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); + XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); + XFree (preedit_attr); } void -rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, - XRectangle * needed_rect) +rxvt_term::im_destroy () +{ + if (input_method) + { + if (Input_Context && input_method->xim) + XDestroyIC (Input_Context); + + display->put_xim (input_method); + input_method = 0; + } + + Input_Context = 0; +} + +#ifdef ENABLE_XIM_ONTHESPOT + +static void +xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data) +{ + ((rxvt_term *)client_data)->make_current (); + HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END)); +} + +static void +xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data) { - int mbh, vtx = 0; + ((rxvt_term *)client_data)->make_current (); + HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END)); +} + +static void +xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data) +{ + rxvt_term *term = (rxvt_term *)client_data; + XIMText *text = call_data->text; - if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) - vtx = scrollbar_TotalWidth(); + term->make_current (); - mbh = menubar_visible () ? menuBar_TotalHeight() : 0; - mbh -= TermWin.lineSpace; + if (text) + { + wchar_t *str; - preedit_rect->x = needed_rect->width + vtx; - preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh; + if (!text->encoding_is_wchar && text->string.multi_byte) + { + // of course, X makes it ugly again + if (term->rs[Rs_imLocale]) + SET_LOCALE (term->rs[Rs_imLocale]); - preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx; - preedit_rect->height = Height2Pixel(1); + str = rxvt_temp_buf (text->length + 1); + mbstowcs (str, text->string.multi_byte, text->length + 1); - status_rect->x = vtx; - status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh; + if (term->rs[Rs_imLocale]) + SET_LOCALE (term->locale); + } + else + str = text->string.wide_char; - status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1); - status_rect->height = Height2Pixel(1); + HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW, + DT_INT, call_data->caret, + DT_INT, call_data->chg_first, + DT_INT, call_data->chg_length, + DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0, + DT_WCS_LEN, str, str ? (int)text->length : 0, + DT_END)); + } + else + HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW, + DT_INT, call_data->caret, + DT_INT, call_data->chg_first, + DT_INT, call_data->chg_length, + DT_END)); } -/* ARGSUSED */ -/* EXTPROTO */ -void -rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data - __attribute__ ((unused)), XPointer call_data - __attribute__ ((unused))) +#if 0 +static void +xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data) { - GET_R->Input_Context = NULL; -/* To avoid Segmentation Fault in C locale: Solaris only? */ - if (STRCMP (GET_R->locale, "C")) - XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL, - rxvt_IMInstantiateCallback, NULL); + ((rxvt_term *)client_data)->make_current (); + HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET, + DT_INT, call_data->position, + DT_INT, call_data->direction, + DT_INT, call_data->style, + DT_END)); } +#endif + +#endif /* * Try to open a XIM with the current modifiers, then see if we can * open a suitable preedit type */ bool -rxvt_term::IM_get_IC () +rxvt_term::im_get_ic (const char *modifiers) { - int i, j, found; - XIM xim; - XPoint spot; - XRectangle rect, status_rect, needed_rect; - unsigned long fg, bg; - const char *p; - char **s; - XIMStyles *xim_styles; - XVaNestedList preedit_attr, status_attr; - XIMCallback ximcallback; - - D_MAIN((stderr, "rxvt_IM_get_IC()")); - xim = XOpenIM (Xdisplay, NULL, NULL, NULL); - if (xim == NULL) - return False; - - xim_styles = NULL; - if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) - || !xim_styles || !xim_styles->count_styles) { - XCloseIM(xim); - return False; - } - - p = rs[Rs_preeditType] ? rs[Rs_preeditType] - : "OverTheSpot,OffTheSpot,Root"; - s = rxvt_splitcommastring(p); - for (i = found = 0; !found && s[i]; i++) { - if (!STRCMP(s[i], "OverTheSpot")) - input_style = (XIMPreeditPosition | XIMStatusNothing); - else if (!STRCMP(s[i], "OffTheSpot")) - input_style = (XIMPreeditArea | XIMStatusArea); - else if (!STRCMP(s[i], "Root")) - input_style = (XIMPreeditNothing | XIMStatusNothing); + int i, j, found; + XIM xim; + XPoint spot; + XRectangle rect, status_rect, needed_rect; + unsigned long fg, bg; + const char *p; + char **s; + XIMStyles *xim_styles; + + set_environ (envv); + + if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) + return false; + + input_method = display->get_xim (locale, modifiers); + if (input_method == NULL) + return false; + + xim = input_method->xim; + spot.x = spot.y = -1; + + xim_styles = NULL; + if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) + || !xim_styles || !xim_styles->count_styles) + { + im_destroy (); + return false; + } + + const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" }; + + for (int pi = 0; pi < 2; pi++) + { + p = pet[pi]; + + if (!p) + continue; + + s = rxvt_strsplit (',', p); + + for (i = found = 0; !found && s[i]; i++) + { + if (!strcmp (s[i], "OverTheSpot")) + input_style = XIMPreeditPosition | XIMStatusNothing; + else if (!strcmp (s[i], "OffTheSpot")) + input_style = XIMPreeditArea | XIMStatusArea; + else if (!strcmp (s[i], "Root")) + input_style = XIMPreeditNothing | XIMStatusNothing; + else if (!strcmp (s[i], "None")) + input_style = XIMPreeditNone | XIMStatusNone; +#ifdef ENABLE_XIM_ONTHESPOT + else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot")) + input_style = XIMPreeditCallbacks | XIMStatusNothing; +#endif + else + input_style = XIMPreeditNothing | XIMStatusNothing; + + for (j = 0; j < xim_styles->count_styles; j++) + if (input_style == xim_styles->supported_styles[j]) + { + rxvt_free_strsplit (s); - for (j = 0; j < xim_styles->count_styles; j++) - if (input_style == xim_styles->supported_styles[j]) { found = 1; - break; - } + goto foundpet; + } + + } + + rxvt_free_strsplit (s); + } + +foundpet: + + XFree (xim_styles); + + if (!found) + { + im_destroy (); + return false; + } + + XFontSet fs = 0; + XVaNestedList preedit_attr = 0, status_attr = 0; + + if (input_style & (XIMPreeditPosition | XIMPreeditArea)) + { + // fake us a font-set, please + char **missing_charset_list; + int missing_charset_count; + char *def_string; + char pat[512]; + + sprintf (pat, + "-*-*-*-R-*-*-%d-*-*-*-*-*-*," + "-*-*-*-R-*-*-%d-*-*-*-*-*-*," + "-*-*-*-R-*-*-%d-*-*-*-*-*-*," + "-*-*-*-R-*-*-%d-*-*-*-*-*-*," + "-*-*-*-R-*-*-%d-*-*-*-*-*-*," + "*", + fheight, + fheight + 1, fheight - 1, + fheight - 2, fheight + 2); + + fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat, + &missing_charset_list, &missing_charset_count, &def_string); + + if (missing_charset_list) + XFreeStringList (missing_charset_list); + + if (!fs) + { + input_style &= ~(XIMPreeditPosition | XIMPreeditArea); + rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n"); + } + } + + if (input_style & XIMPreeditPosition) + { + im_set_size (rect); + im_set_position (spot); + im_set_color (fg, bg); + + preedit_attr = XVaCreateNestedList (0, + XNForeground, fg, + XNBackground, bg, + XNArea, &rect, + XNSpotLocation, &spot, + XNFontSet, fs, + NULL); + } + else if (input_style & XIMPreeditArea) + { + im_set_color (fg, bg); + + /* + * The necessary width of preedit area is unknown + * until create input context. + */ + needed_rect.width = 0; + im_set_preedit_area (rect, status_rect, needed_rect); + + preedit_attr = XVaCreateNestedList (0, + XNForeground, fg, + XNBackground, bg, + XNArea, &rect, + XNFontSet, fs, + NULL); + status_attr = XVaCreateNestedList (0, + XNForeground, fg, + XNBackground, bg, + XNArea, &status_rect, + XNFontSet, fs, + NULL); } - for (i = 0; s[i]; i++) - free(s[i]); - free(s); - XFree(xim_styles); - - if (!found) { - XCloseIM(xim); - return False; - } - - ximcallback.callback = rxvt_IMDestroyCallback; - - /* XXX: not sure why we need this (as well as IC one below) */ - XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); - - preedit_attr = status_attr = NULL; - - if (input_style & XIMPreeditPosition) { - set_size (&rect); - set_position (&spot); - set_color (&fg, &bg); - - preedit_attr = XVaCreateNestedList(0, XNArea, &rect, - XNSpotLocation, &spot, - XNForeground, fg, XNBackground, bg, - //XNFontSet, TermWin.fontset, - NULL); - } else if (input_style & XIMPreeditArea) { - set_color (&fg, &bg); - - /* - * The necessary width of preedit area is unknown - * until create input context. - */ - needed_rect.width = 0; - - set_preedit_area(&rect, &status_rect, &needed_rect); - - preedit_attr = XVaCreateNestedList(0, XNArea, &rect, - XNForeground, fg, XNBackground, bg, - //XNFontSet, TermWin.fontset, - NULL); - status_attr = XVaCreateNestedList(0, XNArea, &status_rect, - XNForeground, fg, XNBackground, bg, - //XNFontSet, TermWin.fontset, +#if ENABLE_XIM_ONTHESPOT + else if (input_style & XIMPreeditCallbacks) + { + XIMCallback xcb[4]; + + im_set_position (spot); + + xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start; + xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done; + xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw; +# if 0 + xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret; +# endif + + preedit_attr = XVaCreateNestedList (0, + XNSpotLocation, &spot, + XNPreeditStartCallback, &xcb[0], + XNPreeditDoneCallback , &xcb[1], + XNPreeditDrawCallback , &xcb[2], +# if 0 + XNPreeditCaretCallback, &xcb[3], +# endif NULL); } - Input_Context = XCreateIC(xim, XNInputStyle, input_style, - XNClientWindow, TermWin.parent[0], - XNFocusWindow, TermWin.parent[0], - XNDestroyCallback, &ximcallback, - preedit_attr ? XNPreeditAttributes : NULL, - preedit_attr, - status_attr ? XNStatusAttributes : NULL, - status_attr, NULL); - if (preedit_attr) - XFree(preedit_attr); - if (status_attr) - XFree(status_attr); - if (Input_Context == NULL) { - rxvt_print_error("failed to create input context"); - XCloseIM(xim); - return False; - } - if (input_style & XIMPreeditArea) - IMSetStatusPosition (); - D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); - return True; +#endif + + Input_Context = XCreateIC (xim, + XNInputStyle, input_style, + XNClientWindow, vt, + XNFocusWindow, parent, + preedit_attr ? XNPreeditAttributes : NULL, + preedit_attr, + status_attr ? XNStatusAttributes : NULL, + status_attr, NULL); + + if (preedit_attr) XFree (preedit_attr); + if (status_attr) XFree (status_attr); + if (fs) XFreeFontSet (dpy, fs); + + if (Input_Context == NULL) + { + rxvt_warn ("failed to create input context, continuing without XIM.\n"); + im_destroy (); + return false; + } + +#if 0 + // unfortunately, only the focus window is used by XIM, hard to fix + if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL)) + vt_select_input (); +#endif + + im_set_position (); + + return true; } -/* - * X manual pages and include files don't match on some systems: - * some think this is an XIDProc and others an XIMProc so we can't - * use the first argument - need to update this to be nice for - * both types via some sort of configure detection - */ -/* ARGSUSED */ -/* EXTPROTO */ void -rxvt_IMInstantiateCallback(Display * unused - __attribute__ ((unused)), XPointer client_data - __attribute__ ((unused)), XPointer call_data - __attribute__ ((unused))) +rxvt_term::im_cb () { - int i, found, had_im; + int i; const char *p; char **s; char buf[IMBUFSIZ]; - D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); - if (GET_R->Input_Context) + make_current (); + + im_destroy (); + + if (Input_Context) return; -#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) - if (GET_R->rs[Rs_imLocale]) - setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); -#endif + if (rs[Rs_imLocale]) + SET_LOCALE (rs[Rs_imLocale]); - p = GET_R->rs[Rs_inputMethod]; + p = rs[Rs_inputMethod]; if (p && *p) { bool found = false; - s = rxvt_splitcommastring (p); + s = rxvt_strsplit (',', p); + for (i = 0; s[i]; i++) { if (*s[i]) { - STRCPY (buf, "@im="); - STRNCAT (buf, s[i], IMBUFSIZ - 5); - if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) + strcpy (buf, "@im="); + strncat (buf, s[i], IMBUFSIZ - 5); + if (im_get_ic (buf)) { found = true; break; } } } - for (i = 0; s[i]; i++) - free(s[i]); - free(s); + + rxvt_free_strsplit (s); if (found) goto done; } -/* try with XMODIFIERS env. var. */ - if ((p = XSetLocaleModifiers ("")) && *p - && GET_R->IM_get_IC ()) + /* try with XMODIFIERS env. var. */ + if (im_get_ic ("")) goto done; -/* try with no modifiers base IF the user didn't specify an IM */ - if ((p = XSetLocaleModifiers ("@im=none")) && *p - && GET_R->IM_get_IC () == True) + /* try with no modifiers base IF the user didn't specify an IM */ + if (im_get_ic ("@im=none")) goto done; done: -#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) - if (GET_R->rs[Rs_imLocale]) - setlocale (LC_CTYPE, GET_R->locale); -#endif + if (rs[Rs_imLocale]) + SET_LOCALE (locale); } void -rxvt_term::IMSetStatusPosition () +rxvt_term::im_set_position () { - XRectangle preedit_rect, status_rect, *needed_rect; - XVaNestedList preedit_attr, status_attr; + XRectangle preedit_rect, status_rect, *needed_rect; + XVaNestedList preedit_attr, status_attr; + + if (!Input_Context + || !focus + || !(input_style & (XIMPreeditArea | XIMPreeditPosition)) + || !im_is_running ()) + return; + + if (input_style & XIMPreeditPosition) + { + im_set_size (preedit_rect); + preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); + + XSetICValues (Input_Context, + XNPreeditAttributes, preedit_attr, NULL); + } + else + { + /* Getting the necessary width of preedit area */ + status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); + XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); + XFree (status_attr); - if (Input_Context == NULL - || !TermWin.focus || !(input_style & XIMPreeditArea) - || !IMisRunning ()) - return; + im_set_preedit_area (preedit_rect, status_rect, *needed_rect); + XFree (needed_rect); -/* Getting the necessary width of preedit area */ - status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); - XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); - XFree(status_attr); + preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); + status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); - set_preedit_area(&preedit_rect, &status_rect, needed_rect); + XSetICValues (Input_Context, + XNPreeditAttributes, preedit_attr, + XNStatusAttributes, status_attr, + NULL); - preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); - status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); + XFree (status_attr); + } - XSetICValues(Input_Context, - XNPreeditAttributes, preedit_attr, - XNStatusAttributes, status_attr, NULL); + XFree (preedit_attr); +} +#endif /* USE_XIM */ - XFree(preedit_attr); - XFree(status_attr); +void +rxvt_term::get_window_origin (int &x, int &y) +{ + Window cr; + XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr); } -#endif /* USE_XIM */ -/*----------------------------------------------------------------------*/ -rxvt_t rxvt_current_term; +#ifdef HAVE_BG_PIXMAP + +void +rxvt_term::update_background () +{ + if (update_background_ev.is_active ()) + return; + + bg_invalidate (); + + if (!mapped) + return; + + ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since); + + if (to_wait <= 0.) + bg_render (); + else + update_background_ev.start (to_wait); +} + +void +rxvt_term::update_background_cb (ev::timer &w, int revents) +{ + make_current (); + + update_background_ev.stop (); + bg_render (); + refresh_check (); +} + +#endif /* HAVE_BG_PIXMAP */ /*----------------------- end-of-file (C source) -----------------------*/