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/*--------------------------------*-C-*---------------------------------*; |
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* File: main.c |
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*----------------------------------------------------------------------* |
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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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* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
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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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#include <cstring> |
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|
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static char curlocale[128]; |
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|
51 |
void |
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rxvt_set_locale (const char *locale) |
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{ |
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if (locale && STRNCMP (locale, curlocale, 128)) |
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{ |
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STRNCPY (curlocale, locale, 128); |
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setlocale (LC_CTYPE, curlocale); |
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} |
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} |
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|
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void * |
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rxvt_term::operator new (size_t s) |
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{ |
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void *p = malloc (s); |
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|
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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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: |
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rootwin_ev (this, &rxvt_term::rootwin_cb), |
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termwin_ev (this, &rxvt_term::x_cb), |
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vt_ev (this, &rxvt_term::x_cb), |
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#ifdef HAVE_SCROLLBARS |
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scrollbar_ev (this, &rxvt_term::x_cb), |
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#endif |
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#ifdef MENUBAR |
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menubar_ev (this, &rxvt_term::x_cb), fixme |
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#endif |
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#ifdef CURSOR_BLINK |
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cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), |
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#endif |
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#ifdef TEXT_BLINK |
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text_blink_ev (this, &rxvt_term::text_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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#ifdef USE_XIM |
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im_ev (this, &rxvt_term::im_cb), |
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#endif |
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check_ev (this, &rxvt_term::check_cb), |
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destroy_ev (this, &rxvt_term::destroy_cb), |
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pty_ev (this, &rxvt_term::pty_cb), |
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incr_ev (this, &rxvt_term::incr_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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if (cmd_fd >= 0) |
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close (cmd_fd); |
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|
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#ifndef NO_SETOWNER_TTYDEV |
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privileged_ttydev (RESTORE); |
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#endif |
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#ifdef UTMP_SUPPORT |
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privileged_utmp (RESTORE); |
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#endif |
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|
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delete TermWin.fontset; |
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|
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if (display) |
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if (TermWin.parent[0]) |
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XDestroyWindow (display->display, TermWin.parent[0]); |
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|
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// TODO: free pixcolours, colours should become part of rxvt_display |
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|
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delete PixColors; |
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|
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displays.put (display); |
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|
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scr_release (); |
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|
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free (env_windowid); |
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free (env_display); |
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free (env_term); |
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free (env_colorfgbg); |
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free (locale); |
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free (codeset); |
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|
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delete envv; |
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delete argv; |
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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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if (display) |
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{ |
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rootwin_ev.stop (display); |
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termwin_ev.stop (display); |
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vt_ev.stop (display); |
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#ifdef USE_XIM |
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im_destroy (); |
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im_ev.stop (display); |
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#endif |
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#ifdef HAVE_SCROLLBARS |
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scrollbar_ev.stop (display); |
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#endif |
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#ifdef MENUBAR |
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menubar_ev.stop (display); |
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#endif |
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} |
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|
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check_ev.stop (); |
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pty_ev.stop (); |
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#ifdef CURSOR_BLINK |
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cursor_blink_ev.stop (); |
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#endif |
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#ifdef TEXT_BLINK |
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text_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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|
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if (!GET_R->init_vars () || !GET_R->init (argc, argv)) |
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{ |
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delete GET_R; |
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SET_R (0); |
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} |
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|
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return GET_R; |
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} |
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|
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static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event); |
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|
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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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|
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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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|
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/* need to trap SIGURG for SVR4 (Unixware) rlogin */ |
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/* signal (SIGURG, SIG_DFL); */ |
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|
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old_xerror_handler = 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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/* |
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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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privileges (SAVE); |
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privileges (IGNORE); |
247 |
|
248 |
init_secondary (); |
249 |
|
250 |
const char **cmd_argv = init_resources (argc, argv); |
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|
252 |
set_locale (""); |
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|
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#if (MENUBAR_MAX) |
255 |
menubar_read (rs[Rs_menu]); |
256 |
#endif |
257 |
#ifdef HAVE_SCROLLBARS |
258 |
if (Options & Opt_scrollBar) |
259 |
scrollBar.setIdle (); /* set existence for size calculations */ |
260 |
#endif |
261 |
|
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create_windows (argc, argv); |
263 |
|
264 |
init_xlocale (); |
265 |
|
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scr_reset (); /* initialize screen */ |
267 |
|
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#if 0 |
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XSynchronize (display->display, True); |
270 |
#endif |
271 |
|
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#ifdef HAVE_SCROLLBARS |
273 |
if (Options & Opt_scrollBar) |
274 |
resize_scrollbar (); /* create and map scrollbar */ |
275 |
#endif |
276 |
#if (MENUBAR_MAX) |
277 |
if (menubar_visible (r)) |
278 |
XMapWindow (display->display, menuBar.win); |
279 |
#endif |
280 |
#ifdef TRANSPARENT |
281 |
if (Options & Opt_transparent) |
282 |
{ |
283 |
XSelectInput (display->display, display->root, PropertyChangeMask); |
284 |
check_our_parents (); |
285 |
} |
286 |
#endif |
287 |
|
288 |
rootwin_ev.start (display, display->root); |
289 |
|
290 |
XMapWindow (display->display, TermWin.vt); |
291 |
XMapWindow (display->display, TermWin.parent[0]); |
292 |
|
293 |
init_command (cmd_argv); |
294 |
|
295 |
pty_ev.start (cmd_fd, EVENT_READ); |
296 |
|
297 |
check_ev.start (); |
298 |
|
299 |
return true; |
300 |
} |
301 |
|
302 |
/* ------------------------------------------------------------------------- * |
303 |
* SIGNAL HANDLING & EXIT HANDLER * |
304 |
* ------------------------------------------------------------------------- */ |
305 |
/* |
306 |
* Catch a SIGCHLD signal and exit if the direct child has died |
307 |
*/ |
308 |
/* ARGSUSED */ |
309 |
/* EXTPROTO */ |
310 |
RETSIGTYPE |
311 |
rxvt_Child_signal (int sig __attribute__ ((unused))) |
312 |
{ |
313 |
int pid, save_errno = errno; |
314 |
while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR) |
315 |
; |
316 |
errno = save_errno; |
317 |
|
318 |
#if 0 |
319 |
if (pid == cmd_pid) |
320 |
exit (EXIT_SUCCESS); |
321 |
#endif |
322 |
} |
323 |
|
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/* |
325 |
* Catch a fatal signal and tidy up before quitting |
326 |
*/ |
327 |
/* EXTPROTO */ |
328 |
RETSIGTYPE |
329 |
rxvt_Exit_signal (int sig) |
330 |
{ |
331 |
signal (sig, SIG_DFL); |
332 |
#ifdef DEBUG_CMD |
333 |
rxvt_print_error ("signal %d", sig); |
334 |
#endif |
335 |
rxvt_clean_exit (); |
336 |
kill (getpid (), sig); |
337 |
} |
338 |
|
339 |
/* INTPROTO */ |
340 |
int |
341 |
rxvt_xerror_handler (Display *display, XErrorEvent *event) |
342 |
{ |
343 |
if (GET_R->allowedxerror == -1) |
344 |
GET_R->allowedxerror = event->error_code; |
345 |
else |
346 |
{ |
347 |
old_xerror_handler (display, event); |
348 |
GET_R->destroy (); |
349 |
} |
350 |
|
351 |
return 0; |
352 |
} |
353 |
|
354 |
/*----------------------------------------------------------------------*/ |
355 |
/* |
356 |
* Exit gracefully, clearing the utmp entry and restoring tty attributes |
357 |
* TODO: if debugging, this should free up any known resources if we can |
358 |
*/ |
359 |
/* EXTPROTO */ |
360 |
void |
361 |
rxvt_clean_exit () |
362 |
{ |
363 |
// TODO: rxvtd should clean up all ressources |
364 |
if (GET_R) |
365 |
GET_R->destroy (); |
366 |
} |
367 |
|
368 |
/* ------------------------------------------------------------------------- * |
369 |
* MEMORY ALLOCATION WRAPPERS * |
370 |
* ------------------------------------------------------------------------- */ |
371 |
/* EXTPROTO */ |
372 |
void * |
373 |
rxvt_malloc (size_t size) |
374 |
{ |
375 |
void *p; |
376 |
|
377 |
p = malloc (size); |
378 |
if (p) |
379 |
return p; |
380 |
|
381 |
fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); |
382 |
rxvt_clean_exit (); |
383 |
exit (EXIT_FAILURE); |
384 |
/* NOTREACHED */ |
385 |
} |
386 |
|
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/* EXTPROTO */ |
388 |
void * |
389 |
rxvt_calloc (size_t number, size_t size) |
390 |
{ |
391 |
void *p; |
392 |
|
393 |
p = calloc (number, size); |
394 |
if (p) |
395 |
return p; |
396 |
|
397 |
fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); |
398 |
rxvt_clean_exit (); |
399 |
exit (EXIT_FAILURE); |
400 |
/* NOTREACHED */ |
401 |
} |
402 |
|
403 |
/* EXTPROTO */ |
404 |
void * |
405 |
rxvt_realloc (void *ptr, size_t size) |
406 |
{ |
407 |
void *p; |
408 |
|
409 |
if (ptr) |
410 |
p = realloc (ptr, size); |
411 |
else |
412 |
p = malloc (size); |
413 |
if (p) |
414 |
return p; |
415 |
|
416 |
fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); |
417 |
rxvt_clean_exit (); |
418 |
exit (EXIT_FAILURE); |
419 |
/* NOTREACHED */ |
420 |
} |
421 |
|
422 |
/* ------------------------------------------------------------------------- * |
423 |
* PRIVILEGED OPERATIONS * |
424 |
* ------------------------------------------------------------------------- */ |
425 |
/* take care of suid/sgid super-user (root) privileges */ |
426 |
void |
427 |
rxvt_term::privileges (int mode) |
428 |
{ |
429 |
#if ! defined(__CYGWIN32__) |
430 |
# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
431 |
/* setreuid () is the poor man's setuid (), seteuid () */ |
432 |
# define seteuid(a) setreuid(-1, (a)) |
433 |
# define setegid(a) setregid(-1, (a)) |
434 |
# define HAVE_SETEUID |
435 |
# endif |
436 |
# ifdef HAVE_SETEUID |
437 |
switch (mode) |
438 |
{ |
439 |
case IGNORE: |
440 |
/* |
441 |
* change effective uid/gid - not real uid/gid - so we can switch |
442 |
* back to root later, as required |
443 |
*/ |
444 |
seteuid (getuid ()); |
445 |
setegid (getgid ()); |
446 |
break; |
447 |
case SAVE: |
448 |
euid = geteuid (); |
449 |
egid = getegid (); |
450 |
break; |
451 |
case RESTORE: |
452 |
seteuid (euid); |
453 |
setegid (egid); |
454 |
break; |
455 |
} |
456 |
# else |
457 |
switch (mode) |
458 |
{ |
459 |
case IGNORE: |
460 |
setuid (getuid ()); |
461 |
setgid (getgid ()); |
462 |
/* FALLTHROUGH */ |
463 |
case SAVE: |
464 |
/* FALLTHROUGH */ |
465 |
case RESTORE: |
466 |
break; |
467 |
} |
468 |
# endif |
469 |
#endif |
470 |
} |
471 |
|
472 |
#ifdef UTMP_SUPPORT |
473 |
void |
474 |
rxvt_term::privileged_utmp (char action) |
475 |
{ |
476 |
D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)", |
477 |
action, next_utmp_action, getpid ())); |
478 |
if (next_utmp_action != action || (action != SAVE && action != RESTORE) |
479 |
|| (Options & Opt_utmpInhibit) |
480 |
|| ttydev == NULL || *ttydev == '\0') |
481 |
return; |
482 |
|
483 |
privileges (RESTORE); |
484 |
if (action == SAVE) |
485 |
{ |
486 |
next_utmp_action = RESTORE; |
487 |
makeutent (ttydev, rs[Rs_display_name]); |
488 |
} |
489 |
else |
490 |
{ /* action == RESTORE */ |
491 |
next_utmp_action = IGNORE; |
492 |
cleanutent (); |
493 |
} |
494 |
privileges (IGNORE); |
495 |
} |
496 |
#endif |
497 |
|
498 |
#ifndef NO_SETOWNER_TTYDEV |
499 |
void |
500 |
rxvt_term::privileged_ttydev (char action) |
501 |
{ |
502 |
D_MAIN ((stderr, |
503 |
"privileged_ttydev (%c); waiting for: %c (pid: %d)", |
504 |
action, next_tty_action, getpid ())); |
505 |
if (next_tty_action != action || (action != SAVE && action != RESTORE) |
506 |
|| ttydev == NULL || *ttydev == '\0') |
507 |
return; |
508 |
|
509 |
privileges (RESTORE); |
510 |
|
511 |
if (action == SAVE) |
512 |
{ |
513 |
next_tty_action = RESTORE; |
514 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
515 |
/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */ |
516 |
if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */ |
517 |
next_tty_action = IGNORE; |
518 |
else |
519 |
# endif |
520 |
|
521 |
{ |
522 |
chown (ttydev, getuid (), ttygid); /* fail silently */ |
523 |
chmod (ttydev, ttymode); |
524 |
# ifdef HAVE_REVOKE |
525 |
revoke (ttydev); |
526 |
# endif |
527 |
|
528 |
} |
529 |
} |
530 |
else |
531 |
{ /* action == RESTORE */ |
532 |
next_tty_action = IGNORE; |
533 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
534 |
chmod (ttydev, ttyfd_stat.st_mode); |
535 |
chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid); |
536 |
# else |
537 |
chmod (ttydev, |
538 |
(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); |
539 |
chown (ttydev, 0, 0); |
540 |
# endif |
541 |
|
542 |
} |
543 |
|
544 |
privileges (IGNORE); |
545 |
|
546 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
547 |
D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", |
548 |
action == RESTORE ? "Restoring" : (action == |
549 |
SAVE ? "Saving" : |
550 |
"UNKNOWN ERROR for"), ttydev, |
551 |
ttyfd_stat.st_mode, ttyfd_stat.st_uid, |
552 |
ttyfd_stat.st_gid)); |
553 |
# endif |
554 |
} |
555 |
#endif |
556 |
|
557 |
/*----------------------------------------------------------------------*/ |
558 |
/* |
559 |
* window size/position calculcations for XSizeHint and other storage. |
560 |
* if width/height are non-zero then override calculated width/height |
561 |
*/ |
562 |
void |
563 |
rxvt_term::window_calc (unsigned int width, unsigned int height) |
564 |
{ |
565 |
short recalc_x, recalc_y; |
566 |
int x, y, sb_w, mb_h, flags; |
567 |
unsigned int w, h; |
568 |
unsigned int max_width, max_height; |
569 |
|
570 |
D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
571 |
TermWin.ncol, TermWin.nrow, szHint.width, |
572 |
szHint.height)); |
573 |
szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; |
574 |
szHint.win_gravity = NorthWestGravity; |
575 |
/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ |
576 |
|
577 |
recalc_x = recalc_y = 0; |
578 |
flags = 0; |
579 |
if (!parsed_geometry) |
580 |
{ |
581 |
parsed_geometry = 1; |
582 |
if (rs[Rs_geometry]) |
583 |
flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); |
584 |
if (flags & WidthValue) |
585 |
{ |
586 |
TermWin.ncol = BOUND_POSITIVE_INT16 (w); |
587 |
szHint.flags |= USSize; |
588 |
} |
589 |
if (flags & HeightValue) |
590 |
{ |
591 |
TermWin.nrow = BOUND_POSITIVE_INT16 (h); |
592 |
szHint.flags |= USSize; |
593 |
} |
594 |
if (flags & XValue) |
595 |
{ |
596 |
szHint.x = x; |
597 |
szHint.flags |= USPosition; |
598 |
if (flags & XNegative) |
599 |
{ |
600 |
recalc_x = 1; |
601 |
szHint.win_gravity = NorthEastGravity; |
602 |
} |
603 |
} |
604 |
if (flags & YValue) |
605 |
{ |
606 |
szHint.y = y; |
607 |
szHint.flags |= USPosition; |
608 |
if (flags & YNegative) |
609 |
{ |
610 |
recalc_y = 1; |
611 |
if (szHint.win_gravity == NorthEastGravity) |
612 |
szHint.win_gravity = SouthEastGravity; |
613 |
else |
614 |
szHint.win_gravity = SouthWestGravity; |
615 |
} |
616 |
} |
617 |
} |
618 |
/* TODO: BOUNDS */ |
619 |
TermWin.width = TermWin.ncol * TermWin.fwidth; |
620 |
TermWin.height = TermWin.nrow * TermWin.fheight; |
621 |
max_width = MAX_COLS * TermWin.fwidth; |
622 |
max_height = MAX_ROWS * TermWin.fheight; |
623 |
|
624 |
szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; |
625 |
|
626 |
sb_w = mb_h = 0; |
627 |
window_vt_x = window_vt_y = 0; |
628 |
if (scrollbar_visible ()) |
629 |
{ |
630 |
sb_w = scrollbar_TotalWidth (); |
631 |
szHint.base_width += sb_w; |
632 |
if (! (Options & Opt_scrollBar_right)) |
633 |
window_vt_x = sb_w; |
634 |
} |
635 |
if (menubar_visible ()) |
636 |
{ |
637 |
mb_h = menuBar_TotalHeight (); |
638 |
szHint.base_height += mb_h; |
639 |
window_vt_y = mb_h; |
640 |
} |
641 |
szHint.width_inc = TermWin.fwidth; |
642 |
szHint.height_inc = TermWin.fheight; |
643 |
szHint.min_width = szHint.base_width + szHint.width_inc; |
644 |
szHint.min_height = szHint.base_height + szHint.height_inc; |
645 |
|
646 |
if (width && width - szHint.base_width < max_width) |
647 |
{ |
648 |
szHint.width = width; |
649 |
TermWin.width = width - szHint.base_width; |
650 |
} |
651 |
else |
652 |
{ |
653 |
MIN_IT (TermWin.width, max_width); |
654 |
szHint.width = szHint.base_width + TermWin.width; |
655 |
} |
656 |
if (height && height - szHint.base_height < max_height) |
657 |
{ |
658 |
szHint.height = height; |
659 |
TermWin.height = height - szHint.base_height; |
660 |
} |
661 |
else |
662 |
{ |
663 |
MIN_IT (TermWin.height, max_height); |
664 |
szHint.height = szHint.base_height + TermWin.height; |
665 |
} |
666 |
if (scrollbar_visible () && (Options & Opt_scrollBar_right)) |
667 |
window_sb_x = szHint.width - sb_w; |
668 |
|
669 |
if (recalc_x) |
670 |
szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) |
671 |
- szHint.width - 2 * TermWin.ext_bwidth); |
672 |
if (recalc_y) |
673 |
szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) |
674 |
- szHint.height - 2 * TermWin.ext_bwidth); |
675 |
|
676 |
TermWin.ncol = TermWin.width / TermWin.fwidth; |
677 |
TermWin.nrow = TermWin.height / TermWin.fheight; |
678 |
D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
679 |
TermWin.ncol, TermWin.nrow, szHint.width, |
680 |
szHint.height)); |
681 |
return; |
682 |
} |
683 |
|
684 |
/*----------------------------------------------------------------------*/ |
685 |
/* |
686 |
* Tell the teletype handler what size the window is. |
687 |
* Called after a window size change. |
688 |
*/ |
689 |
void |
690 |
rxvt_term::tt_winch () |
691 |
{ |
692 |
struct winsize ws; |
693 |
|
694 |
if (cmd_fd < 0) |
695 |
return; |
696 |
|
697 |
ws.ws_col = TermWin.ncol; |
698 |
ws.ws_row = TermWin.nrow; |
699 |
ws.ws_xpixel = ws.ws_ypixel = 0; |
700 |
#ifndef DEBUG_SIZE |
701 |
(void)ioctl (cmd_fd, TIOCSWINSZ, &ws); |
702 |
#else |
703 |
if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) |
704 |
D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); |
705 |
# ifdef SIGWINCH |
706 |
else if (cmd_pid) /* force through to the command */ |
707 |
kill (cmd_pid, SIGWINCH); |
708 |
# endif |
709 |
#endif |
710 |
} |
711 |
|
712 |
/*----------------------------------------------------------------------*/ |
713 |
/* rxvt_change_font () - Switch to a new font */ |
714 |
/* |
715 |
* init = 1 - initialize |
716 |
* |
717 |
* fontname == FONT_UP - switch to bigger font |
718 |
* fontname == FONT_DN - switch to smaller font |
719 |
*/ |
720 |
bool |
721 |
rxvt_term::change_font (const char *fontname) |
722 |
{ |
723 |
if (fontname == FONT_UP) |
724 |
{ |
725 |
// TODO |
726 |
} |
727 |
else if (fontname == FONT_DN) |
728 |
{ |
729 |
// TODO |
730 |
} |
731 |
else |
732 |
{ |
733 |
rxvt_fontset *fs = new rxvt_fontset (this); |
734 |
|
735 |
if (fs && fs->populate (fontname)) |
736 |
{ |
737 |
delete TermWin.fontset; |
738 |
TermWin.fontset = fs; |
739 |
TermWin.fwidth = fs->base_font ()->width; |
740 |
TermWin.fheight = fs->base_font ()->height; |
741 |
TermWin.fbase = fs->base_font ()->ascent; |
742 |
|
743 |
// TODO: screen needs to be told about new fonts |
744 |
|
745 |
if (TermWin.parent[0]) |
746 |
{ |
747 |
resize_all_windows (0, 0, 0); |
748 |
scr_remap_chars (); |
749 |
scr_touch (true); |
750 |
} |
751 |
|
752 |
return true; |
753 |
} |
754 |
} |
755 |
|
756 |
return false; |
757 |
} |
758 |
|
759 |
bool |
760 |
rxvt_term::font_up_down (int n, int direction) |
761 |
{ |
762 |
return false; |
763 |
} |
764 |
|
765 |
/*----------------------------------------------------------------------*/ |
766 |
/*----------------------------------------------------------------------*/ |
767 |
/* xterm sequences - title, iconName, color (exptl) */ |
768 |
void |
769 |
rxvt_term::set_title (const char *str) |
770 |
{ |
771 |
#ifndef SMART_WINDOW_TITLE |
772 |
XStoreName (display->display, TermWin.parent[0], str); |
773 |
#else |
774 |
char *name; |
775 |
|
776 |
if (XFetchName (display->display, TermWin.parent[0], &name) == 0) |
777 |
name = NULL; |
778 |
if (name == NULL || STRCMP (name, str)) |
779 |
XStoreName (display->display, TermWin.parent[0], str); |
780 |
if (name) |
781 |
XFree (name); |
782 |
#endif |
783 |
} |
784 |
|
785 |
void |
786 |
rxvt_term::set_iconName (const char *str) |
787 |
{ |
788 |
#ifndef SMART_WINDOW_TITLE |
789 |
XSetIconName (display->display, TermWin.parent[0], str); |
790 |
#else |
791 |
char *name; |
792 |
|
793 |
if (XGetIconName (display->display, TermWin.parent[0], &name)) |
794 |
name = NULL; |
795 |
if (name == NULL || STRCMP (name, str)) |
796 |
XSetIconName (display->display, TermWin.parent[0], str); |
797 |
if (name) |
798 |
XFree (name); |
799 |
#endif |
800 |
} |
801 |
|
802 |
#ifdef XTERM_COLOR_CHANGE |
803 |
void |
804 |
rxvt_term::set_window_color (int idx, const char *color) |
805 |
{ |
806 |
rxvt_color xcol; |
807 |
int i; |
808 |
|
809 |
if (color == NULL || *color == '\0') |
810 |
return; |
811 |
|
812 |
/* handle color aliases */ |
813 |
if (isdigit (*color)) |
814 |
{ |
815 |
i = atoi (color); |
816 |
if (i >= 8 && i <= 15) |
817 |
{ /* bright colors */ |
818 |
i -= 8; |
819 |
# ifndef NO_BRIGHTCOLOR |
820 |
PixColors[idx] = PixColors[minBrightCOLOR + i]; |
821 |
SET_PIXCOLOR (idx); |
822 |
goto Done; |
823 |
# endif |
824 |
|
825 |
} |
826 |
if (i >= 0 && i <= 7) |
827 |
{ /* normal colors */ |
828 |
PixColors[idx] = PixColors[minCOLOR + i]; |
829 |
SET_PIXCOLOR (idx); |
830 |
goto Done; |
831 |
} |
832 |
} |
833 |
if (!rXParseAllocColor (& xcol, color)) |
834 |
return; |
835 |
/* XStoreColor (display->display, XCMAP, XColor*); */ |
836 |
|
837 |
/* |
838 |
* FIXME: should free colors here, but no idea how to do it so instead, |
839 |
* so just keep gobbling up the colormap |
840 |
*/ |
841 |
# if 0 |
842 |
for (i = Color_Black; i <= Color_White; i++) |
843 |
if (PixColors[idx] == PixColors[i]) |
844 |
break; |
845 |
if (i > Color_White) |
846 |
{ |
847 |
/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ |
848 |
XFreeColors (display->display, XCMAP, (PixColors + idx), 1, |
849 |
DisplayPlanes (display->display, display->screen)); |
850 |
} |
851 |
# endif |
852 |
|
853 |
PixColors[idx] = xcol; |
854 |
SET_PIXCOLOR (idx); |
855 |
|
856 |
/* XSetWindowAttributes attr; */ |
857 |
/* Cursor cursor; */ |
858 |
Done: |
859 |
if (idx == Color_bg && ! (Options & Opt_transparent)) |
860 |
XSetWindowBackground (display->display, TermWin.vt, |
861 |
PixColors[Color_bg]); |
862 |
|
863 |
/* handle Color_BD, scrollbar background, etc. */ |
864 |
|
865 |
set_colorfgbg (); |
866 |
recolour_cursor (); |
867 |
/* the only reasonable way to enforce a clean update */ |
868 |
scr_poweron (); |
869 |
} |
870 |
|
871 |
#else |
872 |
# define set_window_color (idx,color) ((void)0) |
873 |
#endif /* XTERM_COLOR_CHANGE */ |
874 |
|
875 |
void |
876 |
rxvt_term::recolour_cursor () |
877 |
{ |
878 |
#if TODO |
879 |
rxvt_color xcol[2]; |
880 |
|
881 |
xcol[0] = PixColors[Color_pointer]; |
882 |
xcol[1] = PixColors[Color_bg]; |
883 |
XQueryColors (display->display, XCMAP, xcol, 2); |
884 |
XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); |
885 |
#endif |
886 |
} |
887 |
|
888 |
/*----------------------------------------------------------------------*/ |
889 |
/* |
890 |
* find if fg/bg matches any of the normal (low-intensity) colors |
891 |
*/ |
892 |
void |
893 |
rxvt_term::set_colorfgbg () |
894 |
{ |
895 |
unsigned int i; |
896 |
const char *xpmb = "\0"; |
897 |
char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; |
898 |
|
899 |
env_colorfgbg = |
900 |
(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1); |
901 |
STRCPY (fstr, "default"); |
902 |
STRCPY (bstr, "default"); |
903 |
for (i = Color_Black; i <= Color_White; i++) |
904 |
if (PixColors[Color_fg] == PixColors[i]) |
905 |
{ |
906 |
sprintf (fstr, "%d", (i - Color_Black)); |
907 |
break; |
908 |
} |
909 |
for (i = Color_Black; i <= Color_White; i++) |
910 |
if (PixColors[Color_bg] == PixColors[i]) |
911 |
{ |
912 |
sprintf (bstr, "%d", (i - Color_Black)); |
913 |
#ifdef XPM_BACKGROUND |
914 |
xpmb = "default;"; |
915 |
#endif |
916 |
break; |
917 |
} |
918 |
|
919 |
sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); |
920 |
|
921 |
#ifndef NO_BRIGHTCOLOR |
922 |
colorfgbg = DEFAULT_RSTYLE; |
923 |
for (i = minCOLOR; i <= maxCOLOR; i++) |
924 |
{ |
925 |
if (PixColors[Color_fg] == PixColors[i]) |
926 |
colorfgbg = SET_FGCOLOR (colorfgbg, i); |
927 |
if (PixColors[Color_bg] == PixColors[i]) |
928 |
colorfgbg = SET_BGCOLOR (colorfgbg, i); |
929 |
} |
930 |
#endif |
931 |
} |
932 |
|
933 |
/*----------------------------------------------------------------------*/ |
934 |
/* |
935 |
* Colour determination for low colour displays, routine from |
936 |
* Hans de Goede <hans@highrise.nl> |
937 |
*/ |
938 |
|
939 |
int |
940 |
rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) |
941 |
{ |
942 |
if (!screen_in_out->set (display, colour)) |
943 |
{ |
944 |
rxvt_print_error ("can't allocate colour: %s", colour); |
945 |
return false; |
946 |
} |
947 |
|
948 |
return true; |
949 |
} |
950 |
|
951 |
/* -------------------------------------------------------------------- * |
952 |
* - WINDOW RESIZING - * |
953 |
* -------------------------------------------------------------------- */ |
954 |
void |
955 |
rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) |
956 |
{ |
957 |
int fix_screen; |
958 |
|
959 |
#ifdef SMART_RESIZE |
960 |
int old_width = szHint.width, old_height = szHint.height; |
961 |
#endif |
962 |
|
963 |
window_calc (width, height); |
964 |
XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); |
965 |
if (!ignoreparent) |
966 |
{ |
967 |
#ifdef SMART_RESIZE |
968 |
/* |
969 |
* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> |
970 |
* reposition window on resize depending on placement on screen |
971 |
*/ |
972 |
int x, y, x1, y1; |
973 |
int dx, dy; |
974 |
unsigned int unused_w1, unused_h1, unused_b1, unused_d1; |
975 |
Window unused_cr; |
976 |
|
977 |
XTranslateCoordinates (display->display, TermWin.parent[0], display->root, |
978 |
0, 0, &x, &y, &unused_cr); |
979 |
XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, |
980 |
&unused_w1, &unused_h1, &unused_b1, &unused_d1); |
981 |
/* |
982 |
* if display->root isn't the parent window, a WM will probably have offset |
983 |
* our position for handles and decorations. Counter it |
984 |
*/ |
985 |
if (x1 != x || y1 != y) |
986 |
{ |
987 |
x -= x1; |
988 |
y -= y1; |
989 |
} |
990 |
|
991 |
x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; |
992 |
y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; |
993 |
dx = old_width - szHint.width; |
994 |
dy = old_height - szHint.height; |
995 |
|
996 |
/* Check position of the center of the window */ |
997 |
if (x < x1) /* left half */ |
998 |
dx = 0; |
999 |
else if (x == x1) /* exact center */ |
1000 |
dx /= 2; |
1001 |
if (y < y1) /* top half */ |
1002 |
dy = 0; |
1003 |
else if (y == y1) /* exact center */ |
1004 |
dy /= 2; |
1005 |
|
1006 |
XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, |
1007 |
szHint.width, szHint.height); |
1008 |
#else |
1009 |
XResizeWindow (display->display, TermWin.parent[0], szHint.width, |
1010 |
szHint.height); |
1011 |
#endif |
1012 |
|
1013 |
} |
1014 |
|
1015 |
fix_screen = (TermWin.ncol != prev_ncol |
1016 |
|| TermWin.nrow != prev_nrow); |
1017 |
|
1018 |
if (fix_screen || width != old_width || height != old_height) |
1019 |
{ |
1020 |
if (scrollbar_visible ()) |
1021 |
{ |
1022 |
XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, |
1023 |
0, scrollbar_TotalWidth (), szHint.height); |
1024 |
resize_scrollbar (); |
1025 |
} |
1026 |
|
1027 |
if (menubar_visible ()) |
1028 |
XMoveResizeWindow (display->display, menuBar.win, window_vt_x, |
1029 |
0, TermWin_TotalWidth (), menuBar_TotalHeight ()); |
1030 |
|
1031 |
XMoveResizeWindow (display->display, TermWin.vt, window_vt_x, |
1032 |
window_vt_y, TermWin_TotalWidth (), |
1033 |
TermWin_TotalHeight ()); |
1034 |
scr_clear (); |
1035 |
#ifdef XPM_BACKGROUND |
1036 |
resize_pixmap (); |
1037 |
#endif |
1038 |
|
1039 |
} |
1040 |
|
1041 |
if (fix_screen || old_height == 0) |
1042 |
{ |
1043 |
int curr_screen = -1; |
1044 |
int old_ncol = prev_ncol; |
1045 |
|
1046 |
/* scr_reset only works on the primary screen */ |
1047 |
if (old_height) /* this is not the first time through */ |
1048 |
{ |
1049 |
unsigned int ncol = TermWin.ncol; |
1050 |
TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this |
1051 |
curr_screen = scr_change_screen (PRIMARY); |
1052 |
TermWin.ncol = ncol; |
1053 |
} |
1054 |
|
1055 |
scr_reset (); |
1056 |
|
1057 |
if (curr_screen >= 0) /* this is not the first time through */ |
1058 |
{ |
1059 |
scr_change_screen (curr_screen); |
1060 |
selection_check (old_ncol != TermWin.ncol ? 4 : 0); |
1061 |
} |
1062 |
} |
1063 |
|
1064 |
old_width = szHint.width; |
1065 |
old_height = szHint.height; |
1066 |
|
1067 |
#ifdef USE_XIM |
1068 |
IMSetStatusPosition (); |
1069 |
#endif |
1070 |
} |
1071 |
|
1072 |
/* |
1073 |
* Set the width/height of the vt window in characters. Units are pixels. |
1074 |
* good for toggling 80/132 columns |
1075 |
*/ |
1076 |
void |
1077 |
rxvt_term::set_widthheight (unsigned int width, unsigned int height) |
1078 |
{ |
1079 |
XWindowAttributes wattr; |
1080 |
|
1081 |
if (width == 0 || height == 0) |
1082 |
{ |
1083 |
XGetWindowAttributes (display->display, display->root, &wattr); |
1084 |
if (width == 0) |
1085 |
width = wattr.width - szHint.base_width; |
1086 |
if (height == 0) |
1087 |
height = wattr.height - szHint.base_height; |
1088 |
} |
1089 |
if (width != TermWin.width || height != TermWin.height) |
1090 |
{ |
1091 |
width += szHint.base_width; |
1092 |
height += szHint.base_height; |
1093 |
resize_all_windows (width, height, 0); |
1094 |
} |
1095 |
} |
1096 |
|
1097 |
/* -------------------------------------------------------------------- * |
1098 |
* - X INPUT METHOD ROUTINES - * |
1099 |
* -------------------------------------------------------------------- */ |
1100 |
#ifdef USE_XIM |
1101 |
|
1102 |
void |
1103 |
rxvt_term::im_set_size (XRectangle *size) |
1104 |
{ |
1105 |
size->x = TermWin.int_bwidth; |
1106 |
size->y = TermWin.int_bwidth; |
1107 |
size->width = Width2Pixel (TermWin.ncol); |
1108 |
size->height = Height2Pixel (TermWin.nrow); |
1109 |
} |
1110 |
|
1111 |
void |
1112 |
rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) |
1113 |
{ |
1114 |
*fg = PixColors[Color_fg]; |
1115 |
*bg = PixColors[Color_bg]; |
1116 |
} |
1117 |
|
1118 |
/* Checking whether input method is running. */ |
1119 |
bool |
1120 |
rxvt_term::IMisRunning () |
1121 |
{ |
1122 |
char *p; |
1123 |
Atom atom; |
1124 |
Window win; |
1125 |
char server[IMBUFSIZ]; |
1126 |
|
1127 |
/* get current locale modifier */ |
1128 |
if ((p = XSetLocaleModifiers (NULL)) != NULL) |
1129 |
{ |
1130 |
STRCPY (server, "@server="); |
1131 |
STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ |
1132 |
if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ |
1133 |
*p = '\0'; |
1134 |
|
1135 |
atom = XInternAtom (display->display, server, False); |
1136 |
win = XGetSelectionOwner (display->display, atom); |
1137 |
if (win != None) |
1138 |
return True; |
1139 |
} |
1140 |
return False; |
1141 |
} |
1142 |
|
1143 |
void |
1144 |
rxvt_term::IMSendSpot () |
1145 |
{ |
1146 |
XPoint spot; |
1147 |
XVaNestedList preedit_attr; |
1148 |
|
1149 |
if (Input_Context == NULL |
1150 |
|| !TermWin.focus || ! (input_style & XIMPreeditPosition) |
1151 |
|| ! (event_type == KeyPress |
1152 |
|| event_type == Expose |
1153 |
|| event_type == NoExpose |
1154 |
|| event_type == SelectionNotify |
1155 |
|| event_type == ButtonRelease || event_type == FocusIn) |
1156 |
|| !IMisRunning ()) |
1157 |
return; |
1158 |
|
1159 |
im_set_position (&spot); |
1160 |
|
1161 |
preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); |
1162 |
XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); |
1163 |
XFree (preedit_attr); |
1164 |
} |
1165 |
|
1166 |
void |
1167 |
rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, |
1168 |
XRectangle * needed_rect) |
1169 |
{ |
1170 |
int mbh, vtx = 0; |
1171 |
|
1172 |
if (scrollbar_visible () && ! (Options & Opt_scrollBar_right)) |
1173 |
vtx = scrollbar_TotalWidth (); |
1174 |
|
1175 |
mbh = menubar_visible () ? menuBar_TotalHeight () : 0; |
1176 |
mbh -= TermWin.lineSpace; |
1177 |
|
1178 |
preedit_rect->x = needed_rect->width + vtx; |
1179 |
preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh; |
1180 |
|
1181 |
preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx; |
1182 |
preedit_rect->height = Height2Pixel (1); |
1183 |
|
1184 |
status_rect->x = vtx; |
1185 |
status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh; |
1186 |
|
1187 |
status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1); |
1188 |
status_rect->height = Height2Pixel (1); |
1189 |
} |
1190 |
|
1191 |
void |
1192 |
rxvt_term::im_destroy () |
1193 |
{ |
1194 |
if (Input_Context) |
1195 |
{ |
1196 |
XDestroyIC (Input_Context); |
1197 |
Input_Context = NULL; |
1198 |
} |
1199 |
|
1200 |
if (input_method) |
1201 |
{ |
1202 |
display->put_xim (input_method); |
1203 |
input_method = 0; |
1204 |
} |
1205 |
} |
1206 |
|
1207 |
/* |
1208 |
* Try to open a XIM with the current modifiers, then see if we can |
1209 |
* open a suitable preedit type |
1210 |
*/ |
1211 |
bool |
1212 |
rxvt_term::IM_get_IC (const char *modifiers) |
1213 |
{ |
1214 |
int i, j, found; |
1215 |
XIM xim; |
1216 |
XPoint spot; |
1217 |
XRectangle rect, status_rect, needed_rect; |
1218 |
unsigned long fg, bg; |
1219 |
const char *p; |
1220 |
char **s; |
1221 |
XIMStyles *xim_styles; |
1222 |
XVaNestedList preedit_attr, status_attr; |
1223 |
|
1224 |
if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) |
1225 |
return false; |
1226 |
|
1227 |
D_MAIN ((stderr, "rxvt_IM_get_IC ()")); |
1228 |
input_method = display->get_xim (locale, modifiers); |
1229 |
if (input_method == NULL) |
1230 |
return false; |
1231 |
|
1232 |
xim = input_method->xim; |
1233 |
|
1234 |
xim_styles = NULL; |
1235 |
if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) |
1236 |
|| !xim_styles || !xim_styles->count_styles) |
1237 |
{ |
1238 |
display->put_xim (input_method); |
1239 |
return false; |
1240 |
} |
1241 |
|
1242 |
p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; |
1243 |
s = rxvt_splitcommastring (p); |
1244 |
for (i = found = 0; !found && s[i]; i++) |
1245 |
{ |
1246 |
if (!STRCMP (s[i], "OverTheSpot")) |
1247 |
input_style = (XIMPreeditPosition | XIMStatusNothing); |
1248 |
else if (!STRCMP (s[i], "OffTheSpot")) |
1249 |
input_style = (XIMPreeditArea | XIMStatusArea); |
1250 |
else if (!STRCMP (s[i], "Root")) |
1251 |
input_style = (XIMPreeditNothing | XIMStatusNothing); |
1252 |
|
1253 |
for (j = 0; j < xim_styles->count_styles; j++) |
1254 |
if (input_style == xim_styles->supported_styles[j]) |
1255 |
{ |
1256 |
found = 1; |
1257 |
break; |
1258 |
} |
1259 |
} |
1260 |
|
1261 |
for (i = 0; s[i]; i++) |
1262 |
free (s[i]); |
1263 |
|
1264 |
free (s); |
1265 |
XFree (xim_styles); |
1266 |
|
1267 |
if (!found) |
1268 |
{ |
1269 |
display->put_xim (input_method); |
1270 |
return false; |
1271 |
} |
1272 |
|
1273 |
preedit_attr = status_attr = NULL; |
1274 |
|
1275 |
if (input_style & XIMPreeditPosition) |
1276 |
{ |
1277 |
im_set_size (&rect); |
1278 |
im_set_position (&spot); |
1279 |
im_set_color (&fg, &bg); |
1280 |
|
1281 |
preedit_attr = XVaCreateNestedList (0, XNArea, &rect, |
1282 |
XNSpotLocation, &spot, |
1283 |
XNForeground, fg, XNBackground, bg, |
1284 |
//XNFontSet, TermWin.fontset, |
1285 |
NULL); |
1286 |
} |
1287 |
else if (input_style & XIMPreeditArea) |
1288 |
{ |
1289 |
im_set_color (&fg, &bg); |
1290 |
|
1291 |
/* |
1292 |
* The necessary width of preedit area is unknown |
1293 |
* until create input context. |
1294 |
*/ |
1295 |
needed_rect.width = 0; |
1296 |
|
1297 |
im_set_preedit_area (&rect, &status_rect, &needed_rect); |
1298 |
|
1299 |
preedit_attr = XVaCreateNestedList (0, XNArea, &rect, |
1300 |
XNForeground, fg, XNBackground, bg, |
1301 |
//XNFontSet, TermWin.fontset, |
1302 |
NULL); |
1303 |
status_attr = XVaCreateNestedList (0, XNArea, &status_rect, |
1304 |
XNForeground, fg, XNBackground, bg, |
1305 |
//XNFontSet, TermWin.fontset, |
1306 |
NULL); |
1307 |
} |
1308 |
|
1309 |
Input_Context = XCreateIC (xim, XNInputStyle, input_style, |
1310 |
XNClientWindow, TermWin.parent[0], |
1311 |
XNFocusWindow, TermWin.parent[0], |
1312 |
preedit_attr ? XNPreeditAttributes : NULL, |
1313 |
preedit_attr, |
1314 |
status_attr ? XNStatusAttributes : NULL, |
1315 |
status_attr, NULL); |
1316 |
if (preedit_attr) XFree (preedit_attr); |
1317 |
if (status_attr) XFree (status_attr); |
1318 |
|
1319 |
if (Input_Context == NULL) |
1320 |
{ |
1321 |
rxvt_print_error ("failed to create input context"); |
1322 |
display->put_xim (input_method); |
1323 |
return false; |
1324 |
} |
1325 |
|
1326 |
if (input_style & XIMPreeditArea) |
1327 |
IMSetStatusPosition (); |
1328 |
|
1329 |
D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection")); |
1330 |
return true; |
1331 |
} |
1332 |
|
1333 |
void |
1334 |
rxvt_term::im_cb () |
1335 |
{ |
1336 |
int i, found, had_im; |
1337 |
const char *p; |
1338 |
char **s; |
1339 |
char buf[IMBUFSIZ]; |
1340 |
|
1341 |
im_destroy (); |
1342 |
|
1343 |
D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()")); |
1344 |
if (Input_Context) |
1345 |
return; |
1346 |
|
1347 |
#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) |
1348 |
if (rs[Rs_imLocale]) |
1349 |
SET_LOCALE (rs[Rs_imLocale]); |
1350 |
#endif |
1351 |
|
1352 |
p = rs[Rs_inputMethod]; |
1353 |
if (p && *p) |
1354 |
{ |
1355 |
bool found = false; |
1356 |
|
1357 |
s = rxvt_splitcommastring (p); |
1358 |
for (i = 0; s[i]; i++) |
1359 |
{ |
1360 |
if (*s[i]) |
1361 |
{ |
1362 |
STRCPY (buf, "@im="); |
1363 |
STRNCAT (buf, s[i], IMBUFSIZ - 5); |
1364 |
if (IM_get_IC (buf)) |
1365 |
{ |
1366 |
found = true; |
1367 |
break; |
1368 |
} |
1369 |
} |
1370 |
} |
1371 |
for (i = 0; s[i]; i++) |
1372 |
free (s[i]); |
1373 |
free (s); |
1374 |
|
1375 |
if (found) |
1376 |
goto done; |
1377 |
} |
1378 |
|
1379 |
/* try with XMODIFIERS env. var. */ |
1380 |
if (IM_get_IC ("")) |
1381 |
goto done; |
1382 |
|
1383 |
/* try with no modifiers base IF the user didn't specify an IM */ |
1384 |
if (IM_get_IC ("@im=none")) |
1385 |
goto done; |
1386 |
|
1387 |
done: |
1388 |
#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) |
1389 |
if (rs[Rs_imLocale]) |
1390 |
SET_LOCALE (locale); |
1391 |
#endif |
1392 |
} |
1393 |
|
1394 |
void |
1395 |
rxvt_term::IMSetStatusPosition () |
1396 |
{ |
1397 |
XRectangle preedit_rect, status_rect, *needed_rect; |
1398 |
XVaNestedList preedit_attr, status_attr; |
1399 |
|
1400 |
if (Input_Context == NULL |
1401 |
|| !TermWin.focus || ! (input_style & XIMPreeditArea) |
1402 |
|| !IMisRunning ()) |
1403 |
return; |
1404 |
|
1405 |
/* Getting the necessary width of preedit area */ |
1406 |
status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); |
1407 |
XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); |
1408 |
XFree (status_attr); |
1409 |
|
1410 |
im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); |
1411 |
|
1412 |
preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); |
1413 |
status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); |
1414 |
|
1415 |
XSetICValues (Input_Context, |
1416 |
XNPreeditAttributes, preedit_attr, |
1417 |
XNStatusAttributes, status_attr, NULL); |
1418 |
|
1419 |
XFree (preedit_attr); |
1420 |
XFree (status_attr); |
1421 |
} |
1422 |
#endif /* USE_XIM */ |
1423 |
|
1424 |
/*----------------------------------------------------------------------*/ |
1425 |
rxvt_t rxvt_current_term; |
1426 |
|
1427 |
/*----------------------- end-of-file (C source) -----------------------*/ |