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/*--------------------------------*-C-*---------------------------------* |
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* File: main.c |
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*----------------------------------------------------------------------* |
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* $Id: main.C,v 1.8 2003/11/27 10:12:10 pcg Exp $ |
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* |
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* All portions of code are copyright by their respective author/s. |
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* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> |
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* - original version |
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* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> |
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* - extensive modifications |
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* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> |
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* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> |
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* - extensive modifications |
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* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
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* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
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* - extensive modifications |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*---------------------------------------------------------------------*/ |
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|
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#include "../config.h" /* NECESSARY */ |
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#include "rxvt.h" /* NECESSARY */ |
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#include "main.intpro" /* PROTOS for internal routines */ |
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|
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#include <signal.h> |
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|
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#ifdef TTY_GID_SUPPORT |
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# include <grp.h> |
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#endif |
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|
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#ifdef HAVE_TERMIOS_H |
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# include <termios.h> |
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#endif |
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|
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void * |
48 |
rxvt_term::operator new (size_t s) |
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{ |
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void *p = malloc (s); |
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|
52 |
MEMSET (p, 0, s); |
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return p; |
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} |
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|
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void |
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rxvt_term::operator delete (void *p, size_t s) |
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{ |
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free (p); |
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} |
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|
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rxvt_term::rxvt_term () |
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: pty_ev (this, &rxvt_term::pty_cb), |
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#ifdef CURSOR_BLINK |
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blink_ev (this, &rxvt_term::blink_cb), |
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#endif |
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#ifdef POINTER_BLANK |
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pointer_ev (this, &rxvt_term::pointer_cb), |
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#endif |
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x_ev (this, &rxvt_term::x_cb), |
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destroy_ev (this, &rxvt_term::destroy_cb), |
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check_ev (this, &rxvt_term::check_cb) |
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{ |
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cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; |
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} |
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|
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rxvt_term::~rxvt_term () |
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{ |
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rxvt_scr_release (this); |
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|
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#ifndef NO_SETOWNER_TTYDEV |
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rxvt_privileged_ttydev (this, RESTORE); |
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#endif |
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#ifdef UTMP_SUPPORT |
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rxvt_privileged_utmp (this, RESTORE); |
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#endif |
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#ifdef USE_XIM |
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if (Input_Context != NULL) |
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{ |
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XDestroyIC (Input_Context); |
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Input_Context = NULL; |
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} |
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#endif |
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|
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if (cmd_fd >= 0) |
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close (cmd_fd); |
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|
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if (Xfd >= 0) |
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XCloseDisplay (Xdisplay); |
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|
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delete PixColors; |
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} |
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|
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void |
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rxvt_term::destroy () |
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{ |
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check_ev.stop (); |
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pty_ev.stop (); |
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x_ev.stop (); |
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#ifdef CURSOR_BLINK |
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blink_ev.stop (); |
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#endif |
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#ifdef POINTER_BLANK |
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pointer_ev.stop (); |
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#endif |
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|
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destroy_ev.start (0); |
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} |
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|
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void |
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rxvt_term::destroy_cb (time_watcher &w) |
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{ |
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SET_R (this); |
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|
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delete this; |
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} |
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|
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/*----------------------------------------------------------------------*/ |
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/* rxvt_init() */ |
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/* LIBPROTO */ |
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rxvt_t |
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rxvt_init (int argc, const char *const *argv) |
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{ |
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SET_R (new rxvt_term); |
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dR; |
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|
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if (!R->init_vars () || !R->init (argc, argv)) |
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{ |
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delete R; |
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return NULL; |
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} |
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|
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return R; |
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} |
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|
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/* EXTPROTO */ |
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void |
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rxvt_init_signals () |
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{ |
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/* install exit handler for cleanup */ |
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#if 0 |
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#ifdef HAVE_ATEXIT |
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atexit(rxvt_clean_exit); |
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#else |
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#endif |
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#endif |
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|
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struct sigaction sa; |
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|
160 |
sigfillset (&sa.sa_mask); |
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sa.sa_flags = SA_NOCLDSTOP | SA_RESTART; |
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sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0); |
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sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0); |
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sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0); |
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sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0); |
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sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0); |
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sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0); |
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|
169 |
/* need to trap SIGURG for SVR4 (Unixware) rlogin */ |
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/* signal (SIGURG, SIG_DFL); */ |
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|
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XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); |
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//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler); |
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} |
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|
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bool |
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rxvt_term::init (int argc, const char *const *argv) |
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{ |
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dR;//TODO (scrollbar, setidle) |
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|
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/* |
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* Save and then give up any super-user privileges |
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* If we need privileges in any area then we must specifically request it. |
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* We should only need to be root in these cases: |
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* 1. write utmp entries on some systems |
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* 2. chown tty on some systems |
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*/ |
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rxvt_privileges (this, SAVE); |
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rxvt_privileges (this, IGNORE); |
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|
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rxvt_init_secondary (this); |
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|
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const char **cmd_argv = rxvt_init_resources (this, argc, argv); |
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|
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#if (MENUBAR_MAX) |
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rxvt_menubar_read (this, rs[Rs_menu]); |
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#endif |
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#ifdef HAVE_SCROLLBARS |
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if (Options & Opt_scrollBar) |
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scrollbar_setIdle (); /* set existence for size calculations */ |
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#endif |
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|
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rxvt_Create_Windows (this, argc, argv); |
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|
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rxvt_init_xlocale (this); |
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|
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rxvt_scr_reset (this); /* initialize screen */ |
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#ifdef RXVT_GRAPHICS |
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rxvt_Gr_reset (this); /* reset graphics */ |
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#endif |
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|
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#if 0 |
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#ifdef DEBUG_X |
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XSynchronize(Xdisplay, True); |
215 |
#endif |
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#endif |
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|
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#ifdef HAVE_SCROLLBARS |
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if (Options & Opt_scrollBar) |
220 |
rxvt_Resize_scrollBar (this); /* create and map scrollbar */ |
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#endif |
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#if (MENUBAR_MAX) |
223 |
if (menubar_visible(r)) |
224 |
XMapWindow (Xdisplay, menuBar.win); |
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#endif |
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#ifdef TRANSPARENT |
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if (Options & Opt_transparent) |
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{ |
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XSelectInput (Xdisplay, Xroot, PropertyChangeMask); |
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rxvt_check_our_parents (this); |
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} |
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#endif |
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XMapWindow (Xdisplay, TermWin.vt); |
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XMapWindow (Xdisplay, TermWin.parent[0]); |
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|
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rxvt_init_env (this); |
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rxvt_init_command (this, cmd_argv); |
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|
239 |
x_ev.start (Xfd, EVENT_READ); |
240 |
pty_ev.start (cmd_fd, EVENT_READ); |
241 |
|
242 |
check_ev.start (); |
243 |
|
244 |
return true; |
245 |
} |
246 |
|
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/* ------------------------------------------------------------------------- * |
248 |
* SIGNAL HANDLING & EXIT HANDLER * |
249 |
* ------------------------------------------------------------------------- */ |
250 |
/* |
251 |
* Catch a SIGCHLD signal and exit if the direct child has died |
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*/ |
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/* ARGSUSED */ |
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/* EXTPROTO */ |
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RETSIGTYPE |
256 |
rxvt_Child_signal(int sig __attribute__ ((unused))) |
257 |
{ |
258 |
int pid, save_errno = errno; |
259 |
while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR) |
260 |
; |
261 |
errno = save_errno; |
262 |
|
263 |
#if 0 |
264 |
if (pid == R->cmd_pid) |
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exit (EXIT_SUCCESS); |
266 |
#endif |
267 |
} |
268 |
|
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/* |
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* Catch a fatal signal and tidy up before quitting |
271 |
*/ |
272 |
/* EXTPROTO */ |
273 |
RETSIGTYPE |
274 |
rxvt_Exit_signal(int sig) |
275 |
{ |
276 |
signal(sig, SIG_DFL); |
277 |
#ifdef DEBUG_CMD |
278 |
rxvt_print_error("signal %d", sig); |
279 |
#endif |
280 |
rxvt_clean_exit(); |
281 |
kill(getpid(), sig); |
282 |
} |
283 |
|
284 |
/* ARGSUSED */ |
285 |
/* INTPROTO */ |
286 |
int |
287 |
rxvt_xerror_handler(const Display * display |
288 |
__attribute__ ((unused)), const XErrorEvent * event) |
289 |
{ |
290 |
dR; |
291 |
|
292 |
if (R->allowedxerror == -1) |
293 |
R->allowedxerror = event->error_code; |
294 |
else |
295 |
{ |
296 |
rxvt_print_error("XError: Request: %d . %d, Error: %d", |
297 |
event->request_code, event->minor_code, |
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event->error_code); |
299 |
|
300 |
R->destroy (); |
301 |
} |
302 |
|
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return 0; |
304 |
} |
305 |
|
306 |
/*----------------------------------------------------------------------*/ |
307 |
/* |
308 |
* Exit gracefully, clearing the utmp entry and restoring tty attributes |
309 |
* TODO: if debugging, this should free up any known resources if we can |
310 |
*/ |
311 |
/* EXTPROTO */ |
312 |
void |
313 |
rxvt_clean_exit () |
314 |
{ |
315 |
dR; |
316 |
|
317 |
R->destroy (); |
318 |
} |
319 |
|
320 |
/* ------------------------------------------------------------------------- * |
321 |
* MEMORY ALLOCATION WRAPPERS * |
322 |
* ------------------------------------------------------------------------- */ |
323 |
/* EXTPROTO */ |
324 |
void * |
325 |
rxvt_malloc(size_t size) |
326 |
{ |
327 |
void *p; |
328 |
|
329 |
p = malloc(size); |
330 |
if (p) |
331 |
return p; |
332 |
|
333 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
334 |
rxvt_clean_exit(); |
335 |
exit(EXIT_FAILURE); |
336 |
/* NOTREACHED */ |
337 |
} |
338 |
|
339 |
/* EXTPROTO */ |
340 |
void * |
341 |
rxvt_calloc(size_t number, size_t size) |
342 |
{ |
343 |
void *p; |
344 |
|
345 |
p = calloc(number, size); |
346 |
if (p) |
347 |
return p; |
348 |
|
349 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
350 |
rxvt_clean_exit(); |
351 |
exit(EXIT_FAILURE); |
352 |
/* NOTREACHED */ |
353 |
} |
354 |
|
355 |
/* EXTPROTO */ |
356 |
void * |
357 |
rxvt_realloc(void *ptr, size_t size) |
358 |
{ |
359 |
void *p; |
360 |
|
361 |
if (ptr) |
362 |
p = realloc(ptr, size); |
363 |
else |
364 |
p = malloc(size); |
365 |
if (p) |
366 |
return p; |
367 |
|
368 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
369 |
rxvt_clean_exit(); |
370 |
exit(EXIT_FAILURE); |
371 |
/* NOTREACHED */ |
372 |
} |
373 |
|
374 |
/* ------------------------------------------------------------------------- * |
375 |
* PRIVILEGED OPERATIONS * |
376 |
* ------------------------------------------------------------------------- */ |
377 |
/* take care of suid/sgid super-user (root) privileges */ |
378 |
/* INTPROTO */ |
379 |
void |
380 |
rxvt_privileges(pR_ int mode) |
381 |
{ |
382 |
#if ! defined(__CYGWIN32__) |
383 |
# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
384 |
/* setreuid() is the poor man's setuid(), seteuid() */ |
385 |
# define seteuid(a) setreuid(-1, (a)) |
386 |
# define setegid(a) setregid(-1, (a)) |
387 |
# define HAVE_SETEUID |
388 |
# endif |
389 |
# ifdef HAVE_SETEUID |
390 |
switch (mode) { |
391 |
case IGNORE: |
392 |
/* |
393 |
* change effective uid/gid - not real uid/gid - so we can switch |
394 |
* back to root later, as required |
395 |
*/ |
396 |
seteuid(getuid()); |
397 |
setegid(getgid()); |
398 |
break; |
399 |
case SAVE: |
400 |
R->euid = geteuid(); |
401 |
R->egid = getegid(); |
402 |
break; |
403 |
case RESTORE: |
404 |
seteuid(R->euid); |
405 |
setegid(R->egid); |
406 |
break; |
407 |
} |
408 |
# else |
409 |
switch (mode) { |
410 |
case IGNORE: |
411 |
setuid(getuid()); |
412 |
setgid(getgid()); |
413 |
/* FALLTHROUGH */ |
414 |
case SAVE: |
415 |
/* FALLTHROUGH */ |
416 |
case RESTORE: |
417 |
break; |
418 |
} |
419 |
# endif |
420 |
#endif |
421 |
} |
422 |
|
423 |
#ifdef UTMP_SUPPORT |
424 |
/* EXTPROTO */ |
425 |
void |
426 |
rxvt_privileged_utmp(pR_ char action) |
427 |
{ |
428 |
D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", |
429 |
action, R->next_utmp_action, getpid())); |
430 |
if (R->next_utmp_action != action || (action != SAVE && action != RESTORE) |
431 |
|| (R->Options & Opt_utmpInhibit) |
432 |
|| R->ttydev == NULL || *R->ttydev == '\0') |
433 |
return; |
434 |
|
435 |
rxvt_privileges(aR_ RESTORE); |
436 |
if (action == SAVE) { |
437 |
R->next_utmp_action = RESTORE; |
438 |
rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); |
439 |
} else { /* action == RESTORE */ |
440 |
R->next_utmp_action = IGNORE; |
441 |
rxvt_cleanutent(aR); |
442 |
} |
443 |
rxvt_privileges(aR_ IGNORE); |
444 |
} |
445 |
#endif |
446 |
|
447 |
#ifndef NO_SETOWNER_TTYDEV |
448 |
/* EXTPROTO */ |
449 |
void |
450 |
rxvt_privileged_ttydev(pR_ char action) |
451 |
{ |
452 |
D_MAIN((stderr, |
453 |
"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", |
454 |
action, R->next_tty_action, getpid())); |
455 |
if (R->next_tty_action != action || (action != SAVE && action != RESTORE) |
456 |
|| R->ttydev == NULL || *R->ttydev == '\0') |
457 |
return; |
458 |
|
459 |
rxvt_privileges(aR_ RESTORE); |
460 |
|
461 |
if (action == SAVE) { |
462 |
R->next_tty_action = RESTORE; |
463 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
464 |
/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */ |
465 |
if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */ |
466 |
R->next_tty_action = IGNORE; |
467 |
else |
468 |
# endif |
469 |
{ |
470 |
chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ |
471 |
chmod(R->ttydev, R->ttymode); |
472 |
# ifdef HAVE_REVOKE |
473 |
revoke(R->ttydev); |
474 |
# endif |
475 |
} |
476 |
} else { /* action == RESTORE */ |
477 |
R->next_tty_action = IGNORE; |
478 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
479 |
chmod(R->ttydev, R->ttyfd_stat.st_mode); |
480 |
chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid); |
481 |
# else |
482 |
chmod(R->ttydev, |
483 |
(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); |
484 |
chown(R->ttydev, 0, 0); |
485 |
# endif |
486 |
} |
487 |
|
488 |
rxvt_privileges(aR_ IGNORE); |
489 |
|
490 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
491 |
D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", |
492 |
action == RESTORE ? "Restoring" : (action == |
493 |
SAVE ? "Saving" : |
494 |
"UNKNOWN ERROR for"), R->ttydev, |
495 |
R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid, |
496 |
R->ttyfd_stat.st_gid)); |
497 |
# endif |
498 |
} |
499 |
#endif |
500 |
|
501 |
/*----------------------------------------------------------------------*/ |
502 |
/* |
503 |
* window size/position calculcations for XSizeHint and other storage. |
504 |
* if width/height are non-zero then override calculated width/height |
505 |
*/ |
506 |
/* EXTPROTO */ |
507 |
void |
508 |
rxvt_window_calc(pR_ unsigned int width, unsigned int height) |
509 |
{ |
510 |
short recalc_x, recalc_y; |
511 |
int x, y, sb_w, mb_h, flags; |
512 |
unsigned int w, h; |
513 |
unsigned int max_width, max_height; |
514 |
|
515 |
D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
516 |
R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, |
517 |
R->szHint.height)); |
518 |
R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; |
519 |
R->szHint.win_gravity = NorthWestGravity; |
520 |
/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ |
521 |
|
522 |
recalc_x = recalc_y = 0; |
523 |
flags = 0; |
524 |
if (!R->parsed_geometry) { |
525 |
R->parsed_geometry = 1; |
526 |
if (R->rs[Rs_geometry]) |
527 |
flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); |
528 |
if (flags & WidthValue) { |
529 |
R->TermWin.ncol = BOUND_POSITIVE_INT16(w); |
530 |
R->szHint.flags |= USSize; |
531 |
} |
532 |
if (flags & HeightValue) { |
533 |
R->TermWin.nrow = BOUND_POSITIVE_INT16(h); |
534 |
R->szHint.flags |= USSize; |
535 |
} |
536 |
if (flags & XValue) { |
537 |
R->szHint.x = x; |
538 |
R->szHint.flags |= USPosition; |
539 |
if (flags & XNegative) { |
540 |
recalc_x = 1; |
541 |
R->szHint.win_gravity = NorthEastGravity; |
542 |
} |
543 |
} |
544 |
if (flags & YValue) { |
545 |
R->szHint.y = y; |
546 |
R->szHint.flags |= USPosition; |
547 |
if (flags & YNegative) { |
548 |
recalc_y = 1; |
549 |
if (R->szHint.win_gravity == NorthEastGravity) |
550 |
R->szHint.win_gravity = SouthEastGravity; |
551 |
else |
552 |
R->szHint.win_gravity = SouthWestGravity; |
553 |
} |
554 |
} |
555 |
} |
556 |
/* TODO: BOUNDS */ |
557 |
R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; |
558 |
R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; |
559 |
max_width = MAX_COLS * R->TermWin.fwidth; |
560 |
max_height = MAX_ROWS * R->TermWin.fheight; |
561 |
|
562 |
R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; |
563 |
|
564 |
sb_w = mb_h = 0; |
565 |
R->window_vt_x = R->window_vt_y = 0; |
566 |
if (scrollbar_visible(R)) { |
567 |
sb_w = scrollbar_TotalWidth(); |
568 |
R->szHint.base_width += sb_w; |
569 |
if (!(R->Options & Opt_scrollBar_right)) |
570 |
R->window_vt_x = sb_w; |
571 |
} |
572 |
if (menubar_visible(R)) { |
573 |
mb_h = menuBar_TotalHeight(); |
574 |
R->szHint.base_height += mb_h; |
575 |
R->window_vt_y = mb_h; |
576 |
} |
577 |
R->szHint.width_inc = R->TermWin.fwidth; |
578 |
R->szHint.height_inc = R->TermWin.fheight; |
579 |
R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; |
580 |
R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; |
581 |
|
582 |
if (width && width - R->szHint.base_width < max_width) { |
583 |
R->szHint.width = width; |
584 |
R->TermWin.width = width - R->szHint.base_width; |
585 |
} else { |
586 |
MIN_IT(R->TermWin.width, max_width); |
587 |
R->szHint.width = R->szHint.base_width + R->TermWin.width; |
588 |
} |
589 |
if (height && height - R->szHint.base_height < max_height) { |
590 |
R->szHint.height = height; |
591 |
R->TermWin.height = height - R->szHint.base_height; |
592 |
} else { |
593 |
MIN_IT(R->TermWin.height, max_height); |
594 |
R->szHint.height = R->szHint.base_height + R->TermWin.height; |
595 |
} |
596 |
if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) |
597 |
R->window_sb_x = R->szHint.width - sb_w; |
598 |
|
599 |
if (recalc_x) |
600 |
R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) |
601 |
- R->szHint.width - 2 * R->TermWin.ext_bwidth); |
602 |
if (recalc_y) |
603 |
R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) |
604 |
- R->szHint.height - 2 * R->TermWin.ext_bwidth); |
605 |
|
606 |
R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; |
607 |
R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; |
608 |
D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
609 |
R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, |
610 |
R->szHint.height)); |
611 |
return; |
612 |
} |
613 |
|
614 |
/*----------------------------------------------------------------------*/ |
615 |
/* |
616 |
* Tell the teletype handler what size the window is. |
617 |
* Called after a window size change. |
618 |
*/ |
619 |
void |
620 |
rxvt_term::tt_winch () |
621 |
{ |
622 |
struct winsize ws; |
623 |
|
624 |
if (cmd_fd < 0) |
625 |
return; |
626 |
|
627 |
ws.ws_col = TermWin.ncol; |
628 |
ws.ws_row = TermWin.nrow; |
629 |
ws.ws_xpixel = ws.ws_ypixel = 0; |
630 |
#ifndef DEBUG_SIZE |
631 |
(void)ioctl (cmd_fd, TIOCSWINSZ, &ws); |
632 |
#else |
633 |
if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) |
634 |
D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); |
635 |
# ifdef SIGWINCH |
636 |
else if (cmd_pid) /* force through to the command */ |
637 |
kill (cmd_pid, SIGWINCH); |
638 |
# endif |
639 |
#endif |
640 |
} |
641 |
|
642 |
/*----------------------------------------------------------------------*/ |
643 |
/* rxvt_change_font() - Switch to a new font */ |
644 |
/* |
645 |
* init = 1 - initialize |
646 |
* |
647 |
* fontname == FONT_UP - switch to bigger font |
648 |
* fontname == FONT_DN - switch to smaller font |
649 |
*/ |
650 |
/* EXTPROTO */ |
651 |
void |
652 |
rxvt_change_font(pR_ int init, const char *fontname) |
653 |
{ |
654 |
} |
655 |
|
656 |
/* INTPROTO */ |
657 |
void |
658 |
rxvt_font_up_down(pR_ int n, int direction) |
659 |
{ |
660 |
} |
661 |
|
662 |
/*----------------------------------------------------------------------*/ |
663 |
/*----------------------------------------------------------------------*/ |
664 |
/* xterm sequences - title, iconName, color (exptl) */ |
665 |
/* EXTPROTO */ |
666 |
void |
667 |
rxvt_set_title(pR_ const char *str) |
668 |
{ |
669 |
#ifndef SMART_WINDOW_TITLE |
670 |
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
671 |
#else |
672 |
char *name; |
673 |
|
674 |
if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0) |
675 |
name = NULL; |
676 |
if (name == NULL || STRCMP(name, str)) |
677 |
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
678 |
if (name) |
679 |
XFree(name); |
680 |
#endif |
681 |
} |
682 |
|
683 |
/* EXTPROTO */ |
684 |
void |
685 |
rxvt_set_iconName(pR_ const char *str) |
686 |
{ |
687 |
#ifndef SMART_WINDOW_TITLE |
688 |
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
689 |
#else |
690 |
char *name; |
691 |
|
692 |
if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name)) |
693 |
name = NULL; |
694 |
if (name == NULL || STRCMP(name, str)) |
695 |
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
696 |
if (name) |
697 |
XFree(name); |
698 |
#endif |
699 |
} |
700 |
|
701 |
#ifdef XTERM_COLOR_CHANGE |
702 |
/* EXTPROTO */ |
703 |
void |
704 |
rxvt_set_window_color(pR_ int idx, const char *color) |
705 |
{ |
706 |
rxvt_color xcol; |
707 |
int i; |
708 |
|
709 |
if (color == NULL || *color == '\0') |
710 |
return; |
711 |
|
712 |
/* handle color aliases */ |
713 |
if (isdigit(*color)) { |
714 |
i = atoi(color); |
715 |
if (i >= 8 && i <= 15) { /* bright colors */ |
716 |
i -= 8; |
717 |
# ifndef NO_BRIGHTCOLOR |
718 |
R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; |
719 |
SET_PIXCOLOR(R, idx); |
720 |
goto Done; |
721 |
# endif |
722 |
} |
723 |
if (i >= 0 && i <= 7) { /* normal colors */ |
724 |
R->PixColors[idx] = R->PixColors[minCOLOR + i]; |
725 |
SET_PIXCOLOR(R, idx); |
726 |
goto Done; |
727 |
} |
728 |
} |
729 |
if (!rxvt_rXParseAllocColor(aR_ & xcol, color)) |
730 |
return; |
731 |
/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */ |
732 |
|
733 |
/* |
734 |
* FIXME: should free colors here, but no idea how to do it so instead, |
735 |
* so just keep gobbling up the colormap |
736 |
*/ |
737 |
# if 0 |
738 |
for (i = Color_Black; i <= Color_White; i++) |
739 |
if (R->PixColors[idx] == R->PixColors[i]) |
740 |
break; |
741 |
if (i > Color_White) { |
742 |
/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */ |
743 |
XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1, |
744 |
DisplayPlanes(R->Xdisplay, Xscreen)); |
745 |
} |
746 |
# endif |
747 |
|
748 |
R->PixColors[idx] = xcol; |
749 |
SET_PIXCOLOR(R, idx); |
750 |
|
751 |
/* XSetWindowAttributes attr; */ |
752 |
/* Cursor cursor; */ |
753 |
Done: |
754 |
if (idx == Color_bg && !(R->Options & Opt_transparent)) |
755 |
XSetWindowBackground(R->Xdisplay, R->TermWin.vt, |
756 |
R->PixColors[Color_bg]); |
757 |
|
758 |
/* handle Color_BD, scrollbar background, etc. */ |
759 |
|
760 |
rxvt_set_colorfgbg(aR); |
761 |
rxvt_recolour_cursor(aR); |
762 |
/* the only reasonable way to enforce a clean update */ |
763 |
rxvt_scr_poweron(aR); |
764 |
} |
765 |
|
766 |
#else |
767 |
# define rxvt_set_window_color(aR_ idx,color) ((void)0) |
768 |
#endif /* XTERM_COLOR_CHANGE */ |
769 |
|
770 |
/* EXTPROTO */ |
771 |
void |
772 |
rxvt_recolour_cursor(pR) |
773 |
{ |
774 |
rxvt_color xcol[2]; |
775 |
|
776 |
#if TODO |
777 |
xcol[0] = R->PixColors[Color_pointer]; |
778 |
xcol[1] = R->PixColors[Color_bg]; |
779 |
XQueryColors(R->Xdisplay, XCMAP, xcol, 2); |
780 |
XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); |
781 |
#endif |
782 |
} |
783 |
|
784 |
/*----------------------------------------------------------------------*/ |
785 |
/* |
786 |
* find if fg/bg matches any of the normal (low-intensity) colors |
787 |
*/ |
788 |
/* INTPROTO */ |
789 |
void |
790 |
rxvt_set_colorfgbg(pR) |
791 |
{ |
792 |
unsigned int i; |
793 |
const char *xpmb = "\0"; |
794 |
char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; |
795 |
|
796 |
R->env_colorfgbg = |
797 |
(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); |
798 |
STRCPY(fstr, "default"); |
799 |
STRCPY(bstr, "default"); |
800 |
for (i = Color_Black; i <= Color_White; i++) |
801 |
if (R->PixColors[Color_fg] == R->PixColors[i]) { |
802 |
sprintf(fstr, "%d", (i - Color_Black)); |
803 |
break; |
804 |
} |
805 |
for (i = Color_Black; i <= Color_White; i++) |
806 |
if (R->PixColors[Color_bg] == R->PixColors[i]) { |
807 |
sprintf(bstr, "%d", (i - Color_Black)); |
808 |
#ifdef XPM_BACKGROUND |
809 |
xpmb = "default;"; |
810 |
#endif |
811 |
break; |
812 |
} |
813 |
sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); |
814 |
putenv(R->env_colorfgbg); |
815 |
|
816 |
#ifndef NO_BRIGHTCOLOR |
817 |
R->colorfgbg = DEFAULT_RSTYLE; |
818 |
for (i = minCOLOR; i <= maxCOLOR; i++) { |
819 |
if (R->PixColors[Color_fg] == R->PixColors[i]) |
820 |
R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i); |
821 |
if (R->PixColors[Color_bg] == R->PixColors[i]) |
822 |
R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i); |
823 |
} |
824 |
#endif |
825 |
} |
826 |
|
827 |
/*----------------------------------------------------------------------*/ |
828 |
/* |
829 |
* Colour determination for low colour displays, routine from |
830 |
* Hans de Goede <hans@highrise.nl> |
831 |
*/ |
832 |
|
833 |
/* EXTPROTO */ |
834 |
int |
835 |
rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) |
836 |
{ |
837 |
screen_in_out->set(aR_ colour); |
838 |
|
839 |
if (!screen_in_out->set(aR_ colour)) { |
840 |
rxvt_print_error("can't allocate colour: %s", colour); |
841 |
return false; |
842 |
} |
843 |
|
844 |
return true; |
845 |
} |
846 |
|
847 |
/* -------------------------------------------------------------------- * |
848 |
* - WINDOW RESIZING - * |
849 |
* -------------------------------------------------------------------- */ |
850 |
/* EXTPROTO */ |
851 |
void |
852 |
rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, |
853 |
int ignoreparent) |
854 |
{ |
855 |
int fix_screen; |
856 |
|
857 |
#ifdef SMART_RESIZE |
858 |
int old_width = R->szHint.width, old_height = R->szHint.height; |
859 |
#endif |
860 |
|
861 |
rxvt_window_calc(aR_ width, height); |
862 |
XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint); |
863 |
if (!ignoreparent) { |
864 |
#ifdef SMART_RESIZE |
865 |
/* |
866 |
* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> |
867 |
* reposition window on resize depending on placement on screen |
868 |
*/ |
869 |
int x, y, x1, y1; |
870 |
int dx, dy; |
871 |
unsigned int unused_w1, unused_h1, unused_b1, unused_d1; |
872 |
Window unused_cr; |
873 |
|
874 |
XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, |
875 |
0, 0, &x, &y, &unused_cr); |
876 |
XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, |
877 |
&unused_w1, &unused_h1, &unused_b1, &unused_d1); |
878 |
/* |
879 |
* if Xroot isn't the parent window, a WM will probably have offset |
880 |
* our position for handles and decorations. Counter it |
881 |
*/ |
882 |
if (x1 != x || y1 != y) { |
883 |
x -= x1; |
884 |
y -= y1; |
885 |
} |
886 |
|
887 |
x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; |
888 |
y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; |
889 |
dx = old_width - R->szHint.width; |
890 |
dy = old_height - R->szHint.height; |
891 |
|
892 |
/* Check position of the center of the window */ |
893 |
if (x < x1) /* left half */ |
894 |
dx = 0; |
895 |
else if (x == x1) /* exact center */ |
896 |
dx /= 2; |
897 |
if (y < y1) /* top half */ |
898 |
dy = 0; |
899 |
else if (y == y1) /* exact center */ |
900 |
dy /= 2; |
901 |
|
902 |
XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, |
903 |
R->szHint.width, R->szHint.height); |
904 |
#else |
905 |
XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, |
906 |
R->szHint.height); |
907 |
#endif |
908 |
} |
909 |
|
910 |
fix_screen = (R->TermWin.ncol != R->prev_ncol |
911 |
|| R->TermWin.nrow != R->prev_nrow); |
912 |
if (fix_screen || width != R->old_width || height != R->old_height) { |
913 |
if (scrollbar_visible(R)) { |
914 |
XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, |
915 |
0, scrollbar_TotalWidth(), R->szHint.height); |
916 |
rxvt_Resize_scrollBar(aR); |
917 |
} |
918 |
if (menubar_visible(R)) |
919 |
XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, |
920 |
0, TermWin_TotalWidth(), menuBar_TotalHeight()); |
921 |
XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x, |
922 |
R->window_vt_y, TermWin_TotalWidth(), |
923 |
TermWin_TotalHeight()); |
924 |
#ifdef RXVT_GRAPHICS |
925 |
if (R->old_height) |
926 |
rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width, |
927 |
R->old_height - R->szHint.base_height); |
928 |
#endif |
929 |
rxvt_scr_clear(aR); |
930 |
#ifdef XPM_BACKGROUND |
931 |
rxvt_resize_pixmap(aR); |
932 |
#endif |
933 |
} |
934 |
|
935 |
if (fix_screen || R->old_height == 0) { |
936 |
int curr_screen = -1; |
937 |
uint16_t old_ncol = R->prev_ncol; |
938 |
|
939 |
/* scr_reset only works on the primary screen */ |
940 |
if (R->old_height) /* this is not the first time through */ |
941 |
curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); |
942 |
rxvt_scr_reset(aR); |
943 |
if (curr_screen >= 0) { /* this is not the first time through */ |
944 |
rxvt_scr_change_screen(aR_ curr_screen); |
945 |
rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0)); |
946 |
} |
947 |
} |
948 |
|
949 |
R->old_width = R->szHint.width; |
950 |
R->old_height = R->szHint.height; |
951 |
|
952 |
#ifdef USE_XIM |
953 |
rxvt_IMSetStatusPosition(aR); |
954 |
#endif |
955 |
} |
956 |
|
957 |
/* |
958 |
* Set the width/height of the vt window in characters. Units are pixels. |
959 |
* good for toggling 80/132 columns |
960 |
*/ |
961 |
/* EXTPROTO */ |
962 |
void |
963 |
rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) |
964 |
{ |
965 |
XWindowAttributes wattr; |
966 |
|
967 |
if (width == 0 || height == 0) { |
968 |
XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); |
969 |
if (width == 0) |
970 |
width = wattr.width - R->szHint.base_width; |
971 |
if (height == 0) |
972 |
height = wattr.height - R->szHint.base_height; |
973 |
} |
974 |
if (width != R->TermWin.width || height != R->TermWin.height) { |
975 |
width += R->szHint.base_width; |
976 |
height += R->szHint.base_height; |
977 |
rxvt_resize_all_windows(aR_ width, height, 0); |
978 |
} |
979 |
} |
980 |
|
981 |
/* -------------------------------------------------------------------- * |
982 |
* - X INPUT METHOD ROUTINES - * |
983 |
* -------------------------------------------------------------------- */ |
984 |
#ifdef USE_XIM |
985 |
/* INTPROTO */ |
986 |
void |
987 |
rxvt_setSize(pR_ XRectangle * size) |
988 |
{ |
989 |
size->x = R->TermWin.int_bwidth; |
990 |
size->y = R->TermWin.int_bwidth; |
991 |
size->width = Width2Pixel(R->TermWin.ncol); |
992 |
size->height = Height2Pixel(R->TermWin.nrow); |
993 |
} |
994 |
|
995 |
/* INTPROTO */ |
996 |
void |
997 |
rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) |
998 |
{ |
999 |
*fg = R->PixColors[Color_fg]; |
1000 |
*bg = R->PixColors[Color_bg]; |
1001 |
} |
1002 |
|
1003 |
/* Checking whether input method is running. */ |
1004 |
/* INTPROTO */ |
1005 |
Bool |
1006 |
rxvt_IMisRunning(pR) |
1007 |
{ |
1008 |
char *p; |
1009 |
Atom atom; |
1010 |
Window win; |
1011 |
char server[IMBUFSIZ]; |
1012 |
|
1013 |
/* get current locale modifier */ |
1014 |
if ((p = XSetLocaleModifiers(NULL)) != NULL) { |
1015 |
STRCPY(server, "@server="); |
1016 |
STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ |
1017 |
if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ |
1018 |
*p = '\0'; |
1019 |
|
1020 |
atom = XInternAtom(R->Xdisplay, server, False); |
1021 |
win = XGetSelectionOwner(R->Xdisplay, atom); |
1022 |
if (win != None) |
1023 |
return True; |
1024 |
} |
1025 |
return False; |
1026 |
} |
1027 |
|
1028 |
/* EXTPROTO */ |
1029 |
void |
1030 |
rxvt_IMSendSpot(pR) |
1031 |
{ |
1032 |
XPoint spot; |
1033 |
XVaNestedList preedit_attr; |
1034 |
|
1035 |
if (R->Input_Context == NULL |
1036 |
|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) |
1037 |
|| !(R->event_type == KeyPress |
1038 |
|| R->event_type == Expose |
1039 |
|| R->event_type == NoExpose |
1040 |
|| R->event_type == SelectionNotify |
1041 |
|| R->event_type == ButtonRelease || R->event_type == FocusIn) |
1042 |
|| !rxvt_IMisRunning(aR)) |
1043 |
return; |
1044 |
|
1045 |
rxvt_setPosition(aR_ & spot); |
1046 |
|
1047 |
preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); |
1048 |
XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); |
1049 |
XFree(preedit_attr); |
1050 |
} |
1051 |
|
1052 |
/* EXTPROTO */ |
1053 |
void |
1054 |
rxvt_setTermFontSet(pR_ int idx) |
1055 |
{ |
1056 |
char *string; |
1057 |
long length; |
1058 |
int success = 0; |
1059 |
|
1060 |
if (idx < 0 || idx >= MAX_NFONTS) |
1061 |
return; |
1062 |
} |
1063 |
|
1064 |
/* INTPROTO */ |
1065 |
void |
1066 |
rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect, |
1067 |
XRectangle * needed_rect) |
1068 |
{ |
1069 |
int mbh, vtx = 0; |
1070 |
|
1071 |
if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right)) |
1072 |
vtx = scrollbar_TotalWidth(); |
1073 |
mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0; |
1074 |
mbh -= R->TermWin.lineSpace; |
1075 |
|
1076 |
preedit_rect->x = needed_rect->width + vtx; |
1077 |
preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh; |
1078 |
|
1079 |
preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width |
1080 |
+ vtx; |
1081 |
preedit_rect->height = Height2Pixel(1); |
1082 |
|
1083 |
status_rect->x = vtx; |
1084 |
status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh; |
1085 |
|
1086 |
status_rect->width = needed_rect->width ? needed_rect->width |
1087 |
: Width2Pixel(R->TermWin.ncol + 1); |
1088 |
status_rect->height = Height2Pixel(1); |
1089 |
} |
1090 |
|
1091 |
/* ARGSUSED */ |
1092 |
/* INTPROTO */ |
1093 |
void |
1094 |
rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data |
1095 |
__attribute__ ((unused)), XPointer call_data |
1096 |
__attribute__ ((unused))) |
1097 |
{ |
1098 |
dR; |
1099 |
|
1100 |
R->Input_Context = NULL; |
1101 |
/* To avoid Segmentation Fault in C locale: Solaris only? */ |
1102 |
if (STRCMP(R->locale, "C")) |
1103 |
XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL, |
1104 |
rxvt_IMInstantiateCallback, NULL); |
1105 |
} |
1106 |
|
1107 |
/* |
1108 |
* X manual pages and include files don't match on some systems: |
1109 |
* some think this is an XIDProc and others an XIMProc so we can't |
1110 |
* use the first argument - need to update this to be nice for |
1111 |
* both types via some sort of configure detection |
1112 |
*/ |
1113 |
/* ARGSUSED */ |
1114 |
/* EXTPROTO */ |
1115 |
void |
1116 |
rxvt_IMInstantiateCallback(Display * unused |
1117 |
__attribute__ ((unused)), XPointer client_data |
1118 |
__attribute__ ((unused)), XPointer call_data |
1119 |
__attribute__ ((unused))) |
1120 |
{ |
1121 |
dR; |
1122 |
int i, found, had_im; |
1123 |
const char *p; |
1124 |
char **s; |
1125 |
char buf[IMBUFSIZ]; |
1126 |
|
1127 |
D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); |
1128 |
if (R->Input_Context) |
1129 |
return; |
1130 |
|
1131 |
found = had_im = 0; |
1132 |
p = R->rs[Rs_inputMethod]; |
1133 |
if (p && *p) { |
1134 |
had_im = 1; |
1135 |
s = rxvt_splitcommastring(p); |
1136 |
for (i = 0; s[i]; i++) { |
1137 |
if (*s[i]) { |
1138 |
STRCPY(buf, "@im="); |
1139 |
STRNCAT(buf, s[i], IMBUFSIZ - 5); |
1140 |
if ((p = XSetLocaleModifiers(buf)) != NULL && *p |
1141 |
&& (rxvt_IM_get_IC(aR) == True)) { |
1142 |
found = 1; |
1143 |
break; |
1144 |
} |
1145 |
} |
1146 |
} |
1147 |
for (i = 0; s[i]; i++) |
1148 |
free(s[i]); |
1149 |
free(s); |
1150 |
} |
1151 |
if (found) |
1152 |
return; |
1153 |
|
1154 |
/* try with XMODIFIERS env. var. */ |
1155 |
if ((p = XSetLocaleModifiers("")) != NULL && *p) { |
1156 |
rxvt_IM_get_IC(aR); |
1157 |
return; |
1158 |
} |
1159 |
|
1160 |
/* try with no modifiers base IF the user didn't specify an IM */ |
1161 |
if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p |
1162 |
&& rxvt_IM_get_IC(aR) == True) |
1163 |
return; |
1164 |
} |
1165 |
|
1166 |
/* |
1167 |
* Try to open a XIM with the current modifiers, then see if we can |
1168 |
* open a suitable preedit type |
1169 |
*/ |
1170 |
/* INTPROTO */ |
1171 |
Bool |
1172 |
rxvt_IM_get_IC(pR) |
1173 |
{ |
1174 |
int i, j, found; |
1175 |
XIM xim; |
1176 |
XPoint spot; |
1177 |
XRectangle rect, status_rect, needed_rect; |
1178 |
unsigned long fg, bg; |
1179 |
const char *p; |
1180 |
char **s; |
1181 |
XIMStyles *xim_styles; |
1182 |
XVaNestedList preedit_attr, status_attr; |
1183 |
XIMCallback ximcallback; |
1184 |
|
1185 |
D_MAIN((stderr, "rxvt_IM_get_IC()")); |
1186 |
xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); |
1187 |
if (xim == NULL) |
1188 |
return False; |
1189 |
|
1190 |
xim_styles = NULL; |
1191 |
if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) |
1192 |
|| !xim_styles || !xim_styles->count_styles) { |
1193 |
XCloseIM(xim); |
1194 |
return False; |
1195 |
} |
1196 |
|
1197 |
p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] |
1198 |
: "OverTheSpot,OffTheSpot,Root"; |
1199 |
s = rxvt_splitcommastring(p); |
1200 |
for (i = found = 0; !found && s[i]; i++) { |
1201 |
if (!STRCMP(s[i], "OverTheSpot")) |
1202 |
R->input_style = (XIMPreeditPosition | XIMStatusNothing); |
1203 |
else if (!STRCMP(s[i], "OffTheSpot")) |
1204 |
R->input_style = (XIMPreeditArea | XIMStatusArea); |
1205 |
else if (!STRCMP(s[i], "Root")) |
1206 |
R->input_style = (XIMPreeditNothing | XIMStatusNothing); |
1207 |
|
1208 |
for (j = 0; j < xim_styles->count_styles; j++) |
1209 |
if (R->input_style == xim_styles->supported_styles[j]) { |
1210 |
found = 1; |
1211 |
break; |
1212 |
} |
1213 |
} |
1214 |
for (i = 0; s[i]; i++) |
1215 |
free(s[i]); |
1216 |
free(s); |
1217 |
XFree(xim_styles); |
1218 |
|
1219 |
if (!found) { |
1220 |
XCloseIM(xim); |
1221 |
return False; |
1222 |
} |
1223 |
|
1224 |
ximcallback.callback = rxvt_IMDestroyCallback; |
1225 |
|
1226 |
/* XXX: not sure why we need this (as well as IC one below) */ |
1227 |
XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); |
1228 |
|
1229 |
preedit_attr = status_attr = NULL; |
1230 |
|
1231 |
if (R->input_style & XIMPreeditPosition) { |
1232 |
rxvt_setSize(aR_ & rect); |
1233 |
rxvt_setPosition(aR_ & spot); |
1234 |
rxvt_setColor(aR_ & fg, &bg); |
1235 |
|
1236 |
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1237 |
XNSpotLocation, &spot, |
1238 |
XNForeground, fg, XNBackground, bg, |
1239 |
//XNFontSet, R->TermWin.fontset, |
1240 |
NULL); |
1241 |
} else if (R->input_style & XIMPreeditArea) { |
1242 |
rxvt_setColor(aR_ & fg, &bg); |
1243 |
|
1244 |
/* |
1245 |
* The necessary width of preedit area is unknown |
1246 |
* until create input context. |
1247 |
*/ |
1248 |
needed_rect.width = 0; |
1249 |
|
1250 |
rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect); |
1251 |
|
1252 |
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1253 |
XNForeground, fg, XNBackground, bg, |
1254 |
//XNFontSet, R->TermWin.fontset, |
1255 |
NULL); |
1256 |
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, |
1257 |
XNForeground, fg, XNBackground, bg, |
1258 |
//XNFontSet, R->TermWin.fontset, |
1259 |
NULL); |
1260 |
} |
1261 |
R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style, |
1262 |
XNClientWindow, R->TermWin.parent[0], |
1263 |
XNFocusWindow, R->TermWin.parent[0], |
1264 |
XNDestroyCallback, &ximcallback, |
1265 |
preedit_attr ? XNPreeditAttributes : NULL, |
1266 |
preedit_attr, |
1267 |
status_attr ? XNStatusAttributes : NULL, |
1268 |
status_attr, NULL); |
1269 |
if (preedit_attr) |
1270 |
XFree(preedit_attr); |
1271 |
if (status_attr) |
1272 |
XFree(status_attr); |
1273 |
if (R->Input_Context == NULL) { |
1274 |
rxvt_print_error("failed to create input context"); |
1275 |
XCloseIM(xim); |
1276 |
return False; |
1277 |
} |
1278 |
if (R->input_style & XIMPreeditArea) |
1279 |
rxvt_IMSetStatusPosition(aR); |
1280 |
D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); |
1281 |
return True; |
1282 |
} |
1283 |
|
1284 |
/* EXTPROTO */ |
1285 |
void |
1286 |
rxvt_IMSetStatusPosition(pR) |
1287 |
{ |
1288 |
XRectangle preedit_rect, status_rect, *needed_rect; |
1289 |
XVaNestedList preedit_attr, status_attr; |
1290 |
|
1291 |
if (R->Input_Context == NULL |
1292 |
|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea) |
1293 |
|| !rxvt_IMisRunning(aR)) |
1294 |
return; |
1295 |
|
1296 |
/* Getting the necessary width of preedit area */ |
1297 |
status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); |
1298 |
XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); |
1299 |
XFree(status_attr); |
1300 |
|
1301 |
rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); |
1302 |
|
1303 |
preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); |
1304 |
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); |
1305 |
|
1306 |
XSetICValues(R->Input_Context, |
1307 |
XNPreeditAttributes, preedit_attr, |
1308 |
XNStatusAttributes, status_attr, NULL); |
1309 |
|
1310 |
XFree(preedit_attr); |
1311 |
XFree(status_attr); |
1312 |
} |
1313 |
#endif /* USE_XIM */ |
1314 |
|
1315 |
/*----------------------------------------------------------------------*/ |
1316 |
rxvt_t rxvt_current_term; |
1317 |
|
1318 |
/*----------------------- end-of-file (C source) -----------------------*/ |