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/*--------------------------------*-C-*---------------------------------* |
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* File: main.c |
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*----------------------------------------------------------------------* |
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* $Id: main.C,v 1.9 2003/12/02 21:49:46 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; |
75 |
} |
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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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|
95 |
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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|
158 |
struct sigaction sa; |
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|
160 |
sigfillset (&sa.sa_mask); |
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sa.sa_flags = SA_NOCLDSTOP | SA_RESTART; |
162 |
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); */ |
171 |
|
172 |
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 |
216 |
#endif |
217 |
|
218 |
#ifdef HAVE_SCROLLBARS |
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if (Options & Opt_scrollBar) |
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rxvt_Resize_scrollBar (this); /* create and map scrollbar */ |
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#endif |
222 |
#if (MENUBAR_MAX) |
223 |
if (menubar_visible(r)) |
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XMapWindow (Xdisplay, menuBar.win); |
225 |
#endif |
226 |
#ifdef TRANSPARENT |
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if (Options & Opt_transparent) |
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{ |
229 |
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); |
234 |
XMapWindow (Xdisplay, TermWin.parent[0]); |
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|
236 |
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 |
process_x_events (); |
245 |
|
246 |
return true; |
247 |
} |
248 |
|
249 |
/* ------------------------------------------------------------------------- * |
250 |
* SIGNAL HANDLING & EXIT HANDLER * |
251 |
* ------------------------------------------------------------------------- */ |
252 |
/* |
253 |
* Catch a SIGCHLD signal and exit if the direct child has died |
254 |
*/ |
255 |
/* ARGSUSED */ |
256 |
/* EXTPROTO */ |
257 |
RETSIGTYPE |
258 |
rxvt_Child_signal(int sig __attribute__ ((unused))) |
259 |
{ |
260 |
int pid, save_errno = errno; |
261 |
while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR) |
262 |
; |
263 |
errno = save_errno; |
264 |
|
265 |
#if 0 |
266 |
if (pid == R->cmd_pid) |
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exit (EXIT_SUCCESS); |
268 |
#endif |
269 |
} |
270 |
|
271 |
/* |
272 |
* Catch a fatal signal and tidy up before quitting |
273 |
*/ |
274 |
/* EXTPROTO */ |
275 |
RETSIGTYPE |
276 |
rxvt_Exit_signal(int sig) |
277 |
{ |
278 |
signal(sig, SIG_DFL); |
279 |
#ifdef DEBUG_CMD |
280 |
rxvt_print_error("signal %d", sig); |
281 |
#endif |
282 |
rxvt_clean_exit(); |
283 |
kill(getpid(), sig); |
284 |
} |
285 |
|
286 |
/* ARGSUSED */ |
287 |
/* INTPROTO */ |
288 |
int |
289 |
rxvt_xerror_handler(const Display * display |
290 |
__attribute__ ((unused)), const XErrorEvent * event) |
291 |
{ |
292 |
dR; |
293 |
|
294 |
if (R->allowedxerror == -1) |
295 |
R->allowedxerror = event->error_code; |
296 |
else |
297 |
{ |
298 |
rxvt_print_error("XError: Request: %d . %d, Error: %d", |
299 |
event->request_code, event->minor_code, |
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event->error_code); |
301 |
|
302 |
R->destroy (); |
303 |
} |
304 |
|
305 |
return 0; |
306 |
} |
307 |
|
308 |
/*----------------------------------------------------------------------*/ |
309 |
/* |
310 |
* Exit gracefully, clearing the utmp entry and restoring tty attributes |
311 |
* TODO: if debugging, this should free up any known resources if we can |
312 |
*/ |
313 |
/* EXTPROTO */ |
314 |
void |
315 |
rxvt_clean_exit () |
316 |
{ |
317 |
dR; |
318 |
|
319 |
R->destroy (); |
320 |
} |
321 |
|
322 |
/* ------------------------------------------------------------------------- * |
323 |
* MEMORY ALLOCATION WRAPPERS * |
324 |
* ------------------------------------------------------------------------- */ |
325 |
/* EXTPROTO */ |
326 |
void * |
327 |
rxvt_malloc(size_t size) |
328 |
{ |
329 |
void *p; |
330 |
|
331 |
p = malloc(size); |
332 |
if (p) |
333 |
return p; |
334 |
|
335 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
336 |
rxvt_clean_exit(); |
337 |
exit(EXIT_FAILURE); |
338 |
/* NOTREACHED */ |
339 |
} |
340 |
|
341 |
/* EXTPROTO */ |
342 |
void * |
343 |
rxvt_calloc(size_t number, size_t size) |
344 |
{ |
345 |
void *p; |
346 |
|
347 |
p = calloc(number, size); |
348 |
if (p) |
349 |
return p; |
350 |
|
351 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
352 |
rxvt_clean_exit(); |
353 |
exit(EXIT_FAILURE); |
354 |
/* NOTREACHED */ |
355 |
} |
356 |
|
357 |
/* EXTPROTO */ |
358 |
void * |
359 |
rxvt_realloc(void *ptr, size_t size) |
360 |
{ |
361 |
void *p; |
362 |
|
363 |
if (ptr) |
364 |
p = realloc(ptr, size); |
365 |
else |
366 |
p = malloc(size); |
367 |
if (p) |
368 |
return p; |
369 |
|
370 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
371 |
rxvt_clean_exit(); |
372 |
exit(EXIT_FAILURE); |
373 |
/* NOTREACHED */ |
374 |
} |
375 |
|
376 |
/* ------------------------------------------------------------------------- * |
377 |
* PRIVILEGED OPERATIONS * |
378 |
* ------------------------------------------------------------------------- */ |
379 |
/* take care of suid/sgid super-user (root) privileges */ |
380 |
/* INTPROTO */ |
381 |
void |
382 |
rxvt_privileges(pR_ int mode) |
383 |
{ |
384 |
#if ! defined(__CYGWIN32__) |
385 |
# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
386 |
/* setreuid() is the poor man's setuid(), seteuid() */ |
387 |
# define seteuid(a) setreuid(-1, (a)) |
388 |
# define setegid(a) setregid(-1, (a)) |
389 |
# define HAVE_SETEUID |
390 |
# endif |
391 |
# ifdef HAVE_SETEUID |
392 |
switch (mode) { |
393 |
case IGNORE: |
394 |
/* |
395 |
* change effective uid/gid - not real uid/gid - so we can switch |
396 |
* back to root later, as required |
397 |
*/ |
398 |
seteuid(getuid()); |
399 |
setegid(getgid()); |
400 |
break; |
401 |
case SAVE: |
402 |
R->euid = geteuid(); |
403 |
R->egid = getegid(); |
404 |
break; |
405 |
case RESTORE: |
406 |
seteuid(R->euid); |
407 |
setegid(R->egid); |
408 |
break; |
409 |
} |
410 |
# else |
411 |
switch (mode) { |
412 |
case IGNORE: |
413 |
setuid(getuid()); |
414 |
setgid(getgid()); |
415 |
/* FALLTHROUGH */ |
416 |
case SAVE: |
417 |
/* FALLTHROUGH */ |
418 |
case RESTORE: |
419 |
break; |
420 |
} |
421 |
# endif |
422 |
#endif |
423 |
} |
424 |
|
425 |
#ifdef UTMP_SUPPORT |
426 |
/* EXTPROTO */ |
427 |
void |
428 |
rxvt_privileged_utmp(pR_ char action) |
429 |
{ |
430 |
D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", |
431 |
action, R->next_utmp_action, getpid())); |
432 |
if (R->next_utmp_action != action || (action != SAVE && action != RESTORE) |
433 |
|| (R->Options & Opt_utmpInhibit) |
434 |
|| R->ttydev == NULL || *R->ttydev == '\0') |
435 |
return; |
436 |
|
437 |
rxvt_privileges(aR_ RESTORE); |
438 |
if (action == SAVE) { |
439 |
R->next_utmp_action = RESTORE; |
440 |
rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); |
441 |
} else { /* action == RESTORE */ |
442 |
R->next_utmp_action = IGNORE; |
443 |
rxvt_cleanutent(aR); |
444 |
} |
445 |
rxvt_privileges(aR_ IGNORE); |
446 |
} |
447 |
#endif |
448 |
|
449 |
#ifndef NO_SETOWNER_TTYDEV |
450 |
/* EXTPROTO */ |
451 |
void |
452 |
rxvt_privileged_ttydev(pR_ char action) |
453 |
{ |
454 |
D_MAIN((stderr, |
455 |
"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", |
456 |
action, R->next_tty_action, getpid())); |
457 |
if (R->next_tty_action != action || (action != SAVE && action != RESTORE) |
458 |
|| R->ttydev == NULL || *R->ttydev == '\0') |
459 |
return; |
460 |
|
461 |
rxvt_privileges(aR_ RESTORE); |
462 |
|
463 |
if (action == SAVE) { |
464 |
R->next_tty_action = RESTORE; |
465 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
466 |
/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */ |
467 |
if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */ |
468 |
R->next_tty_action = IGNORE; |
469 |
else |
470 |
# endif |
471 |
{ |
472 |
chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ |
473 |
chmod(R->ttydev, R->ttymode); |
474 |
# ifdef HAVE_REVOKE |
475 |
revoke(R->ttydev); |
476 |
# endif |
477 |
} |
478 |
} else { /* action == RESTORE */ |
479 |
R->next_tty_action = IGNORE; |
480 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
481 |
chmod(R->ttydev, R->ttyfd_stat.st_mode); |
482 |
chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid); |
483 |
# else |
484 |
chmod(R->ttydev, |
485 |
(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); |
486 |
chown(R->ttydev, 0, 0); |
487 |
# endif |
488 |
} |
489 |
|
490 |
rxvt_privileges(aR_ IGNORE); |
491 |
|
492 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
493 |
D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", |
494 |
action == RESTORE ? "Restoring" : (action == |
495 |
SAVE ? "Saving" : |
496 |
"UNKNOWN ERROR for"), R->ttydev, |
497 |
R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid, |
498 |
R->ttyfd_stat.st_gid)); |
499 |
# endif |
500 |
} |
501 |
#endif |
502 |
|
503 |
/*----------------------------------------------------------------------*/ |
504 |
/* |
505 |
* window size/position calculcations for XSizeHint and other storage. |
506 |
* if width/height are non-zero then override calculated width/height |
507 |
*/ |
508 |
/* EXTPROTO */ |
509 |
void |
510 |
rxvt_window_calc(pR_ unsigned int width, unsigned int height) |
511 |
{ |
512 |
short recalc_x, recalc_y; |
513 |
int x, y, sb_w, mb_h, flags; |
514 |
unsigned int w, h; |
515 |
unsigned int max_width, max_height; |
516 |
|
517 |
D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
518 |
R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, |
519 |
R->szHint.height)); |
520 |
R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; |
521 |
R->szHint.win_gravity = NorthWestGravity; |
522 |
/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ |
523 |
|
524 |
recalc_x = recalc_y = 0; |
525 |
flags = 0; |
526 |
if (!R->parsed_geometry) { |
527 |
R->parsed_geometry = 1; |
528 |
if (R->rs[Rs_geometry]) |
529 |
flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); |
530 |
if (flags & WidthValue) { |
531 |
R->TermWin.ncol = BOUND_POSITIVE_INT16(w); |
532 |
R->szHint.flags |= USSize; |
533 |
} |
534 |
if (flags & HeightValue) { |
535 |
R->TermWin.nrow = BOUND_POSITIVE_INT16(h); |
536 |
R->szHint.flags |= USSize; |
537 |
} |
538 |
if (flags & XValue) { |
539 |
R->szHint.x = x; |
540 |
R->szHint.flags |= USPosition; |
541 |
if (flags & XNegative) { |
542 |
recalc_x = 1; |
543 |
R->szHint.win_gravity = NorthEastGravity; |
544 |
} |
545 |
} |
546 |
if (flags & YValue) { |
547 |
R->szHint.y = y; |
548 |
R->szHint.flags |= USPosition; |
549 |
if (flags & YNegative) { |
550 |
recalc_y = 1; |
551 |
if (R->szHint.win_gravity == NorthEastGravity) |
552 |
R->szHint.win_gravity = SouthEastGravity; |
553 |
else |
554 |
R->szHint.win_gravity = SouthWestGravity; |
555 |
} |
556 |
} |
557 |
} |
558 |
/* TODO: BOUNDS */ |
559 |
R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; |
560 |
R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; |
561 |
max_width = MAX_COLS * R->TermWin.fwidth; |
562 |
max_height = MAX_ROWS * R->TermWin.fheight; |
563 |
|
564 |
R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; |
565 |
|
566 |
sb_w = mb_h = 0; |
567 |
R->window_vt_x = R->window_vt_y = 0; |
568 |
if (scrollbar_visible(R)) { |
569 |
sb_w = scrollbar_TotalWidth(); |
570 |
R->szHint.base_width += sb_w; |
571 |
if (!(R->Options & Opt_scrollBar_right)) |
572 |
R->window_vt_x = sb_w; |
573 |
} |
574 |
if (menubar_visible(R)) { |
575 |
mb_h = menuBar_TotalHeight(); |
576 |
R->szHint.base_height += mb_h; |
577 |
R->window_vt_y = mb_h; |
578 |
} |
579 |
R->szHint.width_inc = R->TermWin.fwidth; |
580 |
R->szHint.height_inc = R->TermWin.fheight; |
581 |
R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; |
582 |
R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; |
583 |
|
584 |
if (width && width - R->szHint.base_width < max_width) { |
585 |
R->szHint.width = width; |
586 |
R->TermWin.width = width - R->szHint.base_width; |
587 |
} else { |
588 |
MIN_IT(R->TermWin.width, max_width); |
589 |
R->szHint.width = R->szHint.base_width + R->TermWin.width; |
590 |
} |
591 |
if (height && height - R->szHint.base_height < max_height) { |
592 |
R->szHint.height = height; |
593 |
R->TermWin.height = height - R->szHint.base_height; |
594 |
} else { |
595 |
MIN_IT(R->TermWin.height, max_height); |
596 |
R->szHint.height = R->szHint.base_height + R->TermWin.height; |
597 |
} |
598 |
if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) |
599 |
R->window_sb_x = R->szHint.width - sb_w; |
600 |
|
601 |
if (recalc_x) |
602 |
R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) |
603 |
- R->szHint.width - 2 * R->TermWin.ext_bwidth); |
604 |
if (recalc_y) |
605 |
R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) |
606 |
- R->szHint.height - 2 * R->TermWin.ext_bwidth); |
607 |
|
608 |
R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; |
609 |
R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; |
610 |
D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
611 |
R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, |
612 |
R->szHint.height)); |
613 |
return; |
614 |
} |
615 |
|
616 |
/*----------------------------------------------------------------------*/ |
617 |
/* |
618 |
* Tell the teletype handler what size the window is. |
619 |
* Called after a window size change. |
620 |
*/ |
621 |
void |
622 |
rxvt_term::tt_winch () |
623 |
{ |
624 |
struct winsize ws; |
625 |
|
626 |
if (cmd_fd < 0) |
627 |
return; |
628 |
|
629 |
ws.ws_col = TermWin.ncol; |
630 |
ws.ws_row = TermWin.nrow; |
631 |
ws.ws_xpixel = ws.ws_ypixel = 0; |
632 |
#ifndef DEBUG_SIZE |
633 |
(void)ioctl (cmd_fd, TIOCSWINSZ, &ws); |
634 |
#else |
635 |
if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) |
636 |
D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); |
637 |
# ifdef SIGWINCH |
638 |
else if (cmd_pid) /* force through to the command */ |
639 |
kill (cmd_pid, SIGWINCH); |
640 |
# endif |
641 |
#endif |
642 |
} |
643 |
|
644 |
/*----------------------------------------------------------------------*/ |
645 |
/* rxvt_change_font() - Switch to a new font */ |
646 |
/* |
647 |
* init = 1 - initialize |
648 |
* |
649 |
* fontname == FONT_UP - switch to bigger font |
650 |
* fontname == FONT_DN - switch to smaller font |
651 |
*/ |
652 |
/* EXTPROTO */ |
653 |
void |
654 |
rxvt_change_font(pR_ int init, const char *fontname) |
655 |
{ |
656 |
} |
657 |
|
658 |
/* INTPROTO */ |
659 |
void |
660 |
rxvt_font_up_down(pR_ int n, int direction) |
661 |
{ |
662 |
} |
663 |
|
664 |
/*----------------------------------------------------------------------*/ |
665 |
/*----------------------------------------------------------------------*/ |
666 |
/* xterm sequences - title, iconName, color (exptl) */ |
667 |
/* EXTPROTO */ |
668 |
void |
669 |
rxvt_set_title(pR_ const char *str) |
670 |
{ |
671 |
#ifndef SMART_WINDOW_TITLE |
672 |
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
673 |
#else |
674 |
char *name; |
675 |
|
676 |
if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0) |
677 |
name = NULL; |
678 |
if (name == NULL || STRCMP(name, str)) |
679 |
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
680 |
if (name) |
681 |
XFree(name); |
682 |
#endif |
683 |
} |
684 |
|
685 |
/* EXTPROTO */ |
686 |
void |
687 |
rxvt_set_iconName(pR_ const char *str) |
688 |
{ |
689 |
#ifndef SMART_WINDOW_TITLE |
690 |
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
691 |
#else |
692 |
char *name; |
693 |
|
694 |
if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name)) |
695 |
name = NULL; |
696 |
if (name == NULL || STRCMP(name, str)) |
697 |
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
698 |
if (name) |
699 |
XFree(name); |
700 |
#endif |
701 |
} |
702 |
|
703 |
#ifdef XTERM_COLOR_CHANGE |
704 |
/* EXTPROTO */ |
705 |
void |
706 |
rxvt_set_window_color(pR_ int idx, const char *color) |
707 |
{ |
708 |
rxvt_color xcol; |
709 |
int i; |
710 |
|
711 |
if (color == NULL || *color == '\0') |
712 |
return; |
713 |
|
714 |
/* handle color aliases */ |
715 |
if (isdigit(*color)) { |
716 |
i = atoi(color); |
717 |
if (i >= 8 && i <= 15) { /* bright colors */ |
718 |
i -= 8; |
719 |
# ifndef NO_BRIGHTCOLOR |
720 |
R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; |
721 |
SET_PIXCOLOR(R, idx); |
722 |
goto Done; |
723 |
# endif |
724 |
} |
725 |
if (i >= 0 && i <= 7) { /* normal colors */ |
726 |
R->PixColors[idx] = R->PixColors[minCOLOR + i]; |
727 |
SET_PIXCOLOR(R, idx); |
728 |
goto Done; |
729 |
} |
730 |
} |
731 |
if (!rxvt_rXParseAllocColor(aR_ & xcol, color)) |
732 |
return; |
733 |
/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */ |
734 |
|
735 |
/* |
736 |
* FIXME: should free colors here, but no idea how to do it so instead, |
737 |
* so just keep gobbling up the colormap |
738 |
*/ |
739 |
# if 0 |
740 |
for (i = Color_Black; i <= Color_White; i++) |
741 |
if (R->PixColors[idx] == R->PixColors[i]) |
742 |
break; |
743 |
if (i > Color_White) { |
744 |
/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */ |
745 |
XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1, |
746 |
DisplayPlanes(R->Xdisplay, Xscreen)); |
747 |
} |
748 |
# endif |
749 |
|
750 |
R->PixColors[idx] = xcol; |
751 |
SET_PIXCOLOR(R, idx); |
752 |
|
753 |
/* XSetWindowAttributes attr; */ |
754 |
/* Cursor cursor; */ |
755 |
Done: |
756 |
if (idx == Color_bg && !(R->Options & Opt_transparent)) |
757 |
XSetWindowBackground(R->Xdisplay, R->TermWin.vt, |
758 |
R->PixColors[Color_bg]); |
759 |
|
760 |
/* handle Color_BD, scrollbar background, etc. */ |
761 |
|
762 |
rxvt_set_colorfgbg(aR); |
763 |
rxvt_recolour_cursor(aR); |
764 |
/* the only reasonable way to enforce a clean update */ |
765 |
rxvt_scr_poweron(aR); |
766 |
} |
767 |
|
768 |
#else |
769 |
# define rxvt_set_window_color(aR_ idx,color) ((void)0) |
770 |
#endif /* XTERM_COLOR_CHANGE */ |
771 |
|
772 |
/* EXTPROTO */ |
773 |
void |
774 |
rxvt_recolour_cursor(pR) |
775 |
{ |
776 |
rxvt_color xcol[2]; |
777 |
|
778 |
#if TODO |
779 |
xcol[0] = R->PixColors[Color_pointer]; |
780 |
xcol[1] = R->PixColors[Color_bg]; |
781 |
XQueryColors(R->Xdisplay, XCMAP, xcol, 2); |
782 |
XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); |
783 |
#endif |
784 |
} |
785 |
|
786 |
/*----------------------------------------------------------------------*/ |
787 |
/* |
788 |
* find if fg/bg matches any of the normal (low-intensity) colors |
789 |
*/ |
790 |
/* INTPROTO */ |
791 |
void |
792 |
rxvt_set_colorfgbg(pR) |
793 |
{ |
794 |
unsigned int i; |
795 |
const char *xpmb = "\0"; |
796 |
char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; |
797 |
|
798 |
R->env_colorfgbg = |
799 |
(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); |
800 |
STRCPY(fstr, "default"); |
801 |
STRCPY(bstr, "default"); |
802 |
for (i = Color_Black; i <= Color_White; i++) |
803 |
if (R->PixColors[Color_fg] == R->PixColors[i]) { |
804 |
sprintf(fstr, "%d", (i - Color_Black)); |
805 |
break; |
806 |
} |
807 |
for (i = Color_Black; i <= Color_White; i++) |
808 |
if (R->PixColors[Color_bg] == R->PixColors[i]) { |
809 |
sprintf(bstr, "%d", (i - Color_Black)); |
810 |
#ifdef XPM_BACKGROUND |
811 |
xpmb = "default;"; |
812 |
#endif |
813 |
break; |
814 |
} |
815 |
sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); |
816 |
putenv(R->env_colorfgbg); |
817 |
|
818 |
#ifndef NO_BRIGHTCOLOR |
819 |
R->colorfgbg = DEFAULT_RSTYLE; |
820 |
for (i = minCOLOR; i <= maxCOLOR; i++) { |
821 |
if (R->PixColors[Color_fg] == R->PixColors[i]) |
822 |
R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i); |
823 |
if (R->PixColors[Color_bg] == R->PixColors[i]) |
824 |
R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i); |
825 |
} |
826 |
#endif |
827 |
} |
828 |
|
829 |
/*----------------------------------------------------------------------*/ |
830 |
/* |
831 |
* Colour determination for low colour displays, routine from |
832 |
* Hans de Goede <hans@highrise.nl> |
833 |
*/ |
834 |
|
835 |
/* EXTPROTO */ |
836 |
int |
837 |
rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) |
838 |
{ |
839 |
screen_in_out->set(aR_ colour); |
840 |
|
841 |
if (!screen_in_out->set(aR_ colour)) { |
842 |
rxvt_print_error("can't allocate colour: %s", colour); |
843 |
return false; |
844 |
} |
845 |
|
846 |
return true; |
847 |
} |
848 |
|
849 |
/* -------------------------------------------------------------------- * |
850 |
* - WINDOW RESIZING - * |
851 |
* -------------------------------------------------------------------- */ |
852 |
/* EXTPROTO */ |
853 |
void |
854 |
rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, |
855 |
int ignoreparent) |
856 |
{ |
857 |
int fix_screen; |
858 |
|
859 |
#ifdef SMART_RESIZE |
860 |
int old_width = R->szHint.width, old_height = R->szHint.height; |
861 |
#endif |
862 |
|
863 |
rxvt_window_calc(aR_ width, height); |
864 |
XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint); |
865 |
if (!ignoreparent) { |
866 |
#ifdef SMART_RESIZE |
867 |
/* |
868 |
* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> |
869 |
* reposition window on resize depending on placement on screen |
870 |
*/ |
871 |
int x, y, x1, y1; |
872 |
int dx, dy; |
873 |
unsigned int unused_w1, unused_h1, unused_b1, unused_d1; |
874 |
Window unused_cr; |
875 |
|
876 |
XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, |
877 |
0, 0, &x, &y, &unused_cr); |
878 |
XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, |
879 |
&unused_w1, &unused_h1, &unused_b1, &unused_d1); |
880 |
/* |
881 |
* if Xroot isn't the parent window, a WM will probably have offset |
882 |
* our position for handles and decorations. Counter it |
883 |
*/ |
884 |
if (x1 != x || y1 != y) { |
885 |
x -= x1; |
886 |
y -= y1; |
887 |
} |
888 |
|
889 |
x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; |
890 |
y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; |
891 |
dx = old_width - R->szHint.width; |
892 |
dy = old_height - R->szHint.height; |
893 |
|
894 |
/* Check position of the center of the window */ |
895 |
if (x < x1) /* left half */ |
896 |
dx = 0; |
897 |
else if (x == x1) /* exact center */ |
898 |
dx /= 2; |
899 |
if (y < y1) /* top half */ |
900 |
dy = 0; |
901 |
else if (y == y1) /* exact center */ |
902 |
dy /= 2; |
903 |
|
904 |
XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, |
905 |
R->szHint.width, R->szHint.height); |
906 |
#else |
907 |
XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, |
908 |
R->szHint.height); |
909 |
#endif |
910 |
} |
911 |
|
912 |
fix_screen = (R->TermWin.ncol != R->prev_ncol |
913 |
|| R->TermWin.nrow != R->prev_nrow); |
914 |
if (fix_screen || width != R->old_width || height != R->old_height) { |
915 |
if (scrollbar_visible(R)) { |
916 |
XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, |
917 |
0, scrollbar_TotalWidth(), R->szHint.height); |
918 |
rxvt_Resize_scrollBar(aR); |
919 |
} |
920 |
if (menubar_visible(R)) |
921 |
XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, |
922 |
0, TermWin_TotalWidth(), menuBar_TotalHeight()); |
923 |
XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x, |
924 |
R->window_vt_y, TermWin_TotalWidth(), |
925 |
TermWin_TotalHeight()); |
926 |
#ifdef RXVT_GRAPHICS |
927 |
if (R->old_height) |
928 |
rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width, |
929 |
R->old_height - R->szHint.base_height); |
930 |
#endif |
931 |
rxvt_scr_clear(aR); |
932 |
#ifdef XPM_BACKGROUND |
933 |
rxvt_resize_pixmap(aR); |
934 |
#endif |
935 |
} |
936 |
|
937 |
if (fix_screen || R->old_height == 0) { |
938 |
int curr_screen = -1; |
939 |
uint16_t old_ncol = R->prev_ncol; |
940 |
|
941 |
/* scr_reset only works on the primary screen */ |
942 |
if (R->old_height) /* this is not the first time through */ |
943 |
curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); |
944 |
rxvt_scr_reset(aR); |
945 |
if (curr_screen >= 0) { /* this is not the first time through */ |
946 |
rxvt_scr_change_screen(aR_ curr_screen); |
947 |
rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0)); |
948 |
} |
949 |
} |
950 |
|
951 |
R->old_width = R->szHint.width; |
952 |
R->old_height = R->szHint.height; |
953 |
|
954 |
#ifdef USE_XIM |
955 |
rxvt_IMSetStatusPosition(aR); |
956 |
#endif |
957 |
} |
958 |
|
959 |
/* |
960 |
* Set the width/height of the vt window in characters. Units are pixels. |
961 |
* good for toggling 80/132 columns |
962 |
*/ |
963 |
/* EXTPROTO */ |
964 |
void |
965 |
rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) |
966 |
{ |
967 |
XWindowAttributes wattr; |
968 |
|
969 |
if (width == 0 || height == 0) { |
970 |
XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); |
971 |
if (width == 0) |
972 |
width = wattr.width - R->szHint.base_width; |
973 |
if (height == 0) |
974 |
height = wattr.height - R->szHint.base_height; |
975 |
} |
976 |
if (width != R->TermWin.width || height != R->TermWin.height) { |
977 |
width += R->szHint.base_width; |
978 |
height += R->szHint.base_height; |
979 |
rxvt_resize_all_windows(aR_ width, height, 0); |
980 |
} |
981 |
} |
982 |
|
983 |
/* -------------------------------------------------------------------- * |
984 |
* - X INPUT METHOD ROUTINES - * |
985 |
* -------------------------------------------------------------------- */ |
986 |
#ifdef USE_XIM |
987 |
/* INTPROTO */ |
988 |
void |
989 |
rxvt_setSize(pR_ XRectangle * size) |
990 |
{ |
991 |
size->x = R->TermWin.int_bwidth; |
992 |
size->y = R->TermWin.int_bwidth; |
993 |
size->width = Width2Pixel(R->TermWin.ncol); |
994 |
size->height = Height2Pixel(R->TermWin.nrow); |
995 |
} |
996 |
|
997 |
/* INTPROTO */ |
998 |
void |
999 |
rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) |
1000 |
{ |
1001 |
*fg = R->PixColors[Color_fg]; |
1002 |
*bg = R->PixColors[Color_bg]; |
1003 |
} |
1004 |
|
1005 |
/* Checking whether input method is running. */ |
1006 |
/* INTPROTO */ |
1007 |
Bool |
1008 |
rxvt_IMisRunning(pR) |
1009 |
{ |
1010 |
char *p; |
1011 |
Atom atom; |
1012 |
Window win; |
1013 |
char server[IMBUFSIZ]; |
1014 |
|
1015 |
/* get current locale modifier */ |
1016 |
if ((p = XSetLocaleModifiers(NULL)) != NULL) { |
1017 |
STRCPY(server, "@server="); |
1018 |
STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ |
1019 |
if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ |
1020 |
*p = '\0'; |
1021 |
|
1022 |
atom = XInternAtom(R->Xdisplay, server, False); |
1023 |
win = XGetSelectionOwner(R->Xdisplay, atom); |
1024 |
if (win != None) |
1025 |
return True; |
1026 |
} |
1027 |
return False; |
1028 |
} |
1029 |
|
1030 |
/* EXTPROTO */ |
1031 |
void |
1032 |
rxvt_IMSendSpot(pR) |
1033 |
{ |
1034 |
XPoint spot; |
1035 |
XVaNestedList preedit_attr; |
1036 |
|
1037 |
if (R->Input_Context == NULL |
1038 |
|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) |
1039 |
|| !(R->event_type == KeyPress |
1040 |
|| R->event_type == Expose |
1041 |
|| R->event_type == NoExpose |
1042 |
|| R->event_type == SelectionNotify |
1043 |
|| R->event_type == ButtonRelease || R->event_type == FocusIn) |
1044 |
|| !rxvt_IMisRunning(aR)) |
1045 |
return; |
1046 |
|
1047 |
rxvt_setPosition(aR_ & spot); |
1048 |
|
1049 |
preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); |
1050 |
XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); |
1051 |
XFree(preedit_attr); |
1052 |
} |
1053 |
|
1054 |
/* EXTPROTO */ |
1055 |
void |
1056 |
rxvt_setTermFontSet(pR_ int idx) |
1057 |
{ |
1058 |
char *string; |
1059 |
long length; |
1060 |
int success = 0; |
1061 |
|
1062 |
if (idx < 0 || idx >= MAX_NFONTS) |
1063 |
return; |
1064 |
} |
1065 |
|
1066 |
/* INTPROTO */ |
1067 |
void |
1068 |
rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect, |
1069 |
XRectangle * needed_rect) |
1070 |
{ |
1071 |
int mbh, vtx = 0; |
1072 |
|
1073 |
if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right)) |
1074 |
vtx = scrollbar_TotalWidth(); |
1075 |
mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0; |
1076 |
mbh -= R->TermWin.lineSpace; |
1077 |
|
1078 |
preedit_rect->x = needed_rect->width + vtx; |
1079 |
preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh; |
1080 |
|
1081 |
preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width |
1082 |
+ vtx; |
1083 |
preedit_rect->height = Height2Pixel(1); |
1084 |
|
1085 |
status_rect->x = vtx; |
1086 |
status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh; |
1087 |
|
1088 |
status_rect->width = needed_rect->width ? needed_rect->width |
1089 |
: Width2Pixel(R->TermWin.ncol + 1); |
1090 |
status_rect->height = Height2Pixel(1); |
1091 |
} |
1092 |
|
1093 |
/* ARGSUSED */ |
1094 |
/* INTPROTO */ |
1095 |
void |
1096 |
rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data |
1097 |
__attribute__ ((unused)), XPointer call_data |
1098 |
__attribute__ ((unused))) |
1099 |
{ |
1100 |
dR; |
1101 |
|
1102 |
R->Input_Context = NULL; |
1103 |
/* To avoid Segmentation Fault in C locale: Solaris only? */ |
1104 |
if (STRCMP(R->locale, "C")) |
1105 |
XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL, |
1106 |
rxvt_IMInstantiateCallback, NULL); |
1107 |
} |
1108 |
|
1109 |
/* |
1110 |
* X manual pages and include files don't match on some systems: |
1111 |
* some think this is an XIDProc and others an XIMProc so we can't |
1112 |
* use the first argument - need to update this to be nice for |
1113 |
* both types via some sort of configure detection |
1114 |
*/ |
1115 |
/* ARGSUSED */ |
1116 |
/* EXTPROTO */ |
1117 |
void |
1118 |
rxvt_IMInstantiateCallback(Display * unused |
1119 |
__attribute__ ((unused)), XPointer client_data |
1120 |
__attribute__ ((unused)), XPointer call_data |
1121 |
__attribute__ ((unused))) |
1122 |
{ |
1123 |
dR; |
1124 |
int i, found, had_im; |
1125 |
const char *p; |
1126 |
char **s; |
1127 |
char buf[IMBUFSIZ]; |
1128 |
|
1129 |
D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); |
1130 |
if (R->Input_Context) |
1131 |
return; |
1132 |
|
1133 |
found = had_im = 0; |
1134 |
p = R->rs[Rs_inputMethod]; |
1135 |
if (p && *p) { |
1136 |
had_im = 1; |
1137 |
s = rxvt_splitcommastring(p); |
1138 |
for (i = 0; s[i]; i++) { |
1139 |
if (*s[i]) { |
1140 |
STRCPY(buf, "@im="); |
1141 |
STRNCAT(buf, s[i], IMBUFSIZ - 5); |
1142 |
if ((p = XSetLocaleModifiers(buf)) != NULL && *p |
1143 |
&& (rxvt_IM_get_IC(aR) == True)) { |
1144 |
found = 1; |
1145 |
break; |
1146 |
} |
1147 |
} |
1148 |
} |
1149 |
for (i = 0; s[i]; i++) |
1150 |
free(s[i]); |
1151 |
free(s); |
1152 |
} |
1153 |
if (found) |
1154 |
return; |
1155 |
|
1156 |
/* try with XMODIFIERS env. var. */ |
1157 |
if ((p = XSetLocaleModifiers("")) != NULL && *p) { |
1158 |
rxvt_IM_get_IC(aR); |
1159 |
return; |
1160 |
} |
1161 |
|
1162 |
/* try with no modifiers base IF the user didn't specify an IM */ |
1163 |
if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p |
1164 |
&& rxvt_IM_get_IC(aR) == True) |
1165 |
return; |
1166 |
} |
1167 |
|
1168 |
/* |
1169 |
* Try to open a XIM with the current modifiers, then see if we can |
1170 |
* open a suitable preedit type |
1171 |
*/ |
1172 |
/* INTPROTO */ |
1173 |
Bool |
1174 |
rxvt_IM_get_IC(pR) |
1175 |
{ |
1176 |
int i, j, found; |
1177 |
XIM xim; |
1178 |
XPoint spot; |
1179 |
XRectangle rect, status_rect, needed_rect; |
1180 |
unsigned long fg, bg; |
1181 |
const char *p; |
1182 |
char **s; |
1183 |
XIMStyles *xim_styles; |
1184 |
XVaNestedList preedit_attr, status_attr; |
1185 |
XIMCallback ximcallback; |
1186 |
|
1187 |
D_MAIN((stderr, "rxvt_IM_get_IC()")); |
1188 |
xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); |
1189 |
if (xim == NULL) |
1190 |
return False; |
1191 |
|
1192 |
xim_styles = NULL; |
1193 |
if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) |
1194 |
|| !xim_styles || !xim_styles->count_styles) { |
1195 |
XCloseIM(xim); |
1196 |
return False; |
1197 |
} |
1198 |
|
1199 |
p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] |
1200 |
: "OverTheSpot,OffTheSpot,Root"; |
1201 |
s = rxvt_splitcommastring(p); |
1202 |
for (i = found = 0; !found && s[i]; i++) { |
1203 |
if (!STRCMP(s[i], "OverTheSpot")) |
1204 |
R->input_style = (XIMPreeditPosition | XIMStatusNothing); |
1205 |
else if (!STRCMP(s[i], "OffTheSpot")) |
1206 |
R->input_style = (XIMPreeditArea | XIMStatusArea); |
1207 |
else if (!STRCMP(s[i], "Root")) |
1208 |
R->input_style = (XIMPreeditNothing | XIMStatusNothing); |
1209 |
|
1210 |
for (j = 0; j < xim_styles->count_styles; j++) |
1211 |
if (R->input_style == xim_styles->supported_styles[j]) { |
1212 |
found = 1; |
1213 |
break; |
1214 |
} |
1215 |
} |
1216 |
for (i = 0; s[i]; i++) |
1217 |
free(s[i]); |
1218 |
free(s); |
1219 |
XFree(xim_styles); |
1220 |
|
1221 |
if (!found) { |
1222 |
XCloseIM(xim); |
1223 |
return False; |
1224 |
} |
1225 |
|
1226 |
ximcallback.callback = rxvt_IMDestroyCallback; |
1227 |
|
1228 |
/* XXX: not sure why we need this (as well as IC one below) */ |
1229 |
XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); |
1230 |
|
1231 |
preedit_attr = status_attr = NULL; |
1232 |
|
1233 |
if (R->input_style & XIMPreeditPosition) { |
1234 |
rxvt_setSize(aR_ & rect); |
1235 |
rxvt_setPosition(aR_ & spot); |
1236 |
rxvt_setColor(aR_ & fg, &bg); |
1237 |
|
1238 |
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1239 |
XNSpotLocation, &spot, |
1240 |
XNForeground, fg, XNBackground, bg, |
1241 |
//XNFontSet, R->TermWin.fontset, |
1242 |
NULL); |
1243 |
} else if (R->input_style & XIMPreeditArea) { |
1244 |
rxvt_setColor(aR_ & fg, &bg); |
1245 |
|
1246 |
/* |
1247 |
* The necessary width of preedit area is unknown |
1248 |
* until create input context. |
1249 |
*/ |
1250 |
needed_rect.width = 0; |
1251 |
|
1252 |
rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect); |
1253 |
|
1254 |
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1255 |
XNForeground, fg, XNBackground, bg, |
1256 |
//XNFontSet, R->TermWin.fontset, |
1257 |
NULL); |
1258 |
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, |
1259 |
XNForeground, fg, XNBackground, bg, |
1260 |
//XNFontSet, R->TermWin.fontset, |
1261 |
NULL); |
1262 |
} |
1263 |
R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style, |
1264 |
XNClientWindow, R->TermWin.parent[0], |
1265 |
XNFocusWindow, R->TermWin.parent[0], |
1266 |
XNDestroyCallback, &ximcallback, |
1267 |
preedit_attr ? XNPreeditAttributes : NULL, |
1268 |
preedit_attr, |
1269 |
status_attr ? XNStatusAttributes : NULL, |
1270 |
status_attr, NULL); |
1271 |
if (preedit_attr) |
1272 |
XFree(preedit_attr); |
1273 |
if (status_attr) |
1274 |
XFree(status_attr); |
1275 |
if (R->Input_Context == NULL) { |
1276 |
rxvt_print_error("failed to create input context"); |
1277 |
XCloseIM(xim); |
1278 |
return False; |
1279 |
} |
1280 |
if (R->input_style & XIMPreeditArea) |
1281 |
rxvt_IMSetStatusPosition(aR); |
1282 |
D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); |
1283 |
return True; |
1284 |
} |
1285 |
|
1286 |
/* EXTPROTO */ |
1287 |
void |
1288 |
rxvt_IMSetStatusPosition(pR) |
1289 |
{ |
1290 |
XRectangle preedit_rect, status_rect, *needed_rect; |
1291 |
XVaNestedList preedit_attr, status_attr; |
1292 |
|
1293 |
if (R->Input_Context == NULL |
1294 |
|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea) |
1295 |
|| !rxvt_IMisRunning(aR)) |
1296 |
return; |
1297 |
|
1298 |
/* Getting the necessary width of preedit area */ |
1299 |
status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); |
1300 |
XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); |
1301 |
XFree(status_attr); |
1302 |
|
1303 |
rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); |
1304 |
|
1305 |
preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); |
1306 |
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); |
1307 |
|
1308 |
XSetICValues(R->Input_Context, |
1309 |
XNPreeditAttributes, preedit_attr, |
1310 |
XNStatusAttributes, status_attr, NULL); |
1311 |
|
1312 |
XFree(preedit_attr); |
1313 |
XFree(status_attr); |
1314 |
} |
1315 |
#endif /* USE_XIM */ |
1316 |
|
1317 |
/*----------------------------------------------------------------------*/ |
1318 |
rxvt_t rxvt_current_term; |
1319 |
|
1320 |
/*----------------------- end-of-file (C source) -----------------------*/ |