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pcg |
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/*--------------------------------*-C-*---------------------------------* |
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* File: main.c |
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*----------------------------------------------------------------------* |
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* $Id: main.C,v 1.5 2003/11/23 19:32:50 root 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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#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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#include <signal.h> |
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#ifdef TTY_GID_SUPPORT |
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# include <grp.h> |
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#endif |
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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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/* 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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const char **cmd_argv; |
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SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t))); |
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dR; |
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if (rxvt_init_vars(aR) < 0) { |
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free(R); |
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return NULL; |
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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(aR_ SAVE); |
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rxvt_privileges(aR_ IGNORE); |
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rxvt_init_secondary(aR); |
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cmd_argv = rxvt_init_resources(aR_ argc, argv); |
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#if (MENUBAR_MAX) |
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rxvt_menubar_read(aR_ R->h->rs[Rs_menu]); |
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#endif |
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#ifdef HAVE_SCROLLBARS |
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if (R->Options & Opt_scrollBar) |
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scrollbar_setIdle(); /* set existence for size calculations */ |
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#endif |
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rxvt_Create_Windows(aR_ argc, argv); |
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rxvt_init_xlocale(aR); |
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rxvt_scr_reset(aR); /* initialize screen */ |
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#ifdef RXVT_GRAPHICS |
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rxvt_Gr_reset(aR); /* reset graphics */ |
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#endif |
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#if 0 |
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#ifdef DEBUG_X |
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XSynchronize(R->Xdisplay, True); |
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XSetErrorHandler((XErrorHandler) abort); |
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#else |
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XSetErrorHandler((XErrorHandler) rxvt_xerror_handler); |
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#endif |
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#endif |
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#ifdef HAVE_SCROLLBARS |
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if (R->Options & Opt_scrollBar) |
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rxvt_Resize_scrollBar(aR); /* create and map scrollbar */ |
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#endif |
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#if (MENUBAR_MAX) |
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if (menubar_visible(r)) |
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XMapWindow(R->Xdisplay, R->menuBar.win); |
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#endif |
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#ifdef TRANSPARENT |
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if (R->Options & Opt_transparent) { |
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XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask); |
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rxvt_check_our_parents(aR); |
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} |
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#endif |
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XMapWindow(R->Xdisplay, R->TermWin.vt); |
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XMapWindow(R->Xdisplay, R->TermWin.parent[0]); |
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rxvt_init_env(aR); |
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rxvt_init_command(aR_ cmd_argv); |
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return R; |
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} |
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/* ------------------------------------------------------------------------- * |
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* SIGNAL HANDLING & EXIT HANDLER * |
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* ------------------------------------------------------------------------- */ |
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/* |
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* Catch a SIGCHLD signal and exit if the direct child has died |
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*/ |
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/* ARGSUSED */ |
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/* EXTPROTO */ |
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RETSIGTYPE |
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rxvt_Child_signal(int sig __attribute__((unused))) |
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{ |
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dR; |
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int pid, save_errno = errno; |
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do { |
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errno = 0; |
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} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR); |
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if (pid == R->h->cmd_pid) |
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exit(EXIT_SUCCESS); |
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errno = save_errno; |
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signal(SIGCHLD, rxvt_Child_signal); |
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} |
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/* |
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* Catch a fatal signal and tidy up before quitting |
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*/ |
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/* EXTPROTO */ |
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RETSIGTYPE |
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rxvt_Exit_signal(int sig) |
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{ |
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signal(sig, SIG_DFL); |
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#ifdef DEBUG_CMD |
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rxvt_print_error("signal %d", sig); |
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#endif |
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rxvt_clean_exit(); |
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kill(getpid(), sig); |
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} |
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/* ARGSUSED */ |
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/* INTPROTO */ |
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int |
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rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event) |
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{ |
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dR; |
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if (R->h->allowedxerror == -1) { |
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R->h->allowedxerror = event->error_code; |
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return 0; /* ignored anyway */ |
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} |
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rxvt_print_error("XError: Request: %d . %d, Error: %d", |
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event->request_code, event->minor_code, |
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event->error_code); |
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/* XXX: probably should call rxvt_clean_exit() bypassing X routines */ |
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exit(EXIT_FAILURE); |
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/* NOTREACHED */ |
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} |
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/*----------------------------------------------------------------------*/ |
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/* |
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* Exit gracefully, clearing the utmp entry and restoring tty attributes |
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* TODO: if debugging, this should free up any known resources if we can |
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*/ |
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/* EXTPROTO */ |
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void |
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rxvt_clean_exit(void) |
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{ |
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dR; |
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#ifdef DEBUG_SCREEN |
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rxvt_scr_release(aR); |
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#endif |
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#ifndef NO_SETOWNER_TTYDEV |
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rxvt_privileged_ttydev(aR_ RESTORE); |
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#endif |
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#ifdef UTMP_SUPPORT |
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rxvt_privileged_utmp(aR_ RESTORE); |
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#endif |
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#ifdef USE_XIM |
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if (R->h->Input_Context != NULL) { |
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XDestroyIC(R->h->Input_Context); |
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R->h->Input_Context = NULL; |
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} |
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#endif |
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} |
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/* ------------------------------------------------------------------------- * |
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* MEMORY ALLOCATION WRAPPERS * |
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* ------------------------------------------------------------------------- */ |
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/* EXTPROTO */ |
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void * |
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rxvt_malloc(size_t size) |
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{ |
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void *p; |
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p = malloc(size); |
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if (p) |
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return p; |
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fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
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rxvt_clean_exit(); |
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exit(EXIT_FAILURE); |
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/* NOTREACHED */ |
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} |
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/* EXTPROTO */ |
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void * |
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rxvt_calloc(size_t number, size_t size) |
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{ |
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void *p; |
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p = calloc(number, size); |
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if (p) |
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return p; |
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fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
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rxvt_clean_exit(); |
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exit(EXIT_FAILURE); |
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/* NOTREACHED */ |
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} |
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/* EXTPROTO */ |
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void * |
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rxvt_realloc(void *ptr, size_t size) |
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{ |
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void *p; |
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if (ptr) |
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p = realloc(ptr, size); |
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else |
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p = malloc(size); |
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if (p) |
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return p; |
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fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
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rxvt_clean_exit(); |
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exit(EXIT_FAILURE); |
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/* NOTREACHED */ |
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} |
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/* ------------------------------------------------------------------------- * |
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* PRIVILEGED OPERATIONS * |
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* ------------------------------------------------------------------------- */ |
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/* take care of suid/sgid super-user (root) privileges */ |
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/* INTPROTO */ |
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void |
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rxvt_privileges(pR_ int mode) |
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{ |
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#if ! defined(__CYGWIN32__) |
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# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
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/* setreuid() is the poor man's setuid(), seteuid() */ |
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# define seteuid(a) setreuid(-1, (a)) |
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# define setegid(a) setregid(-1, (a)) |
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# define HAVE_SETEUID |
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# endif |
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# ifdef HAVE_SETEUID |
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switch (mode) { |
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case IGNORE: |
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/* |
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* change effective uid/gid - not real uid/gid - so we can switch |
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* back to root later, as required |
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*/ |
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seteuid(getuid()); |
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setegid(getgid()); |
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break; |
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case SAVE: |
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R->h->euid = geteuid(); |
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R->h->egid = getegid(); |
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break; |
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case RESTORE: |
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seteuid(R->h->euid); |
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setegid(R->h->egid); |
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break; |
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} |
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# else |
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switch (mode) { |
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case IGNORE: |
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setuid(getuid()); |
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setgid(getgid()); |
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/* FALLTHROUGH */ |
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case SAVE: |
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/* FALLTHROUGH */ |
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case RESTORE: |
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break; |
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} |
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# endif |
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#endif |
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} |
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#ifdef UTMP_SUPPORT |
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/* EXTPROTO */ |
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void |
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rxvt_privileged_utmp(pR_ char action) |
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{ |
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struct rxvt_hidden *h = R->h; |
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D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid())); |
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if (h->next_utmp_action != action |
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|| (action != SAVE && action != RESTORE) |
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|| (R->Options & Opt_utmpInhibit) |
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|| h->ttydev == NULL |
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|| *h->ttydev == '\0') |
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return; |
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rxvt_privileges(aR_ RESTORE); |
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if (action == SAVE) { |
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h->next_utmp_action = RESTORE; |
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rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]); |
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} else { /* action == RESTORE */ |
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h->next_utmp_action = IGNORE; |
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rxvt_cleanutent(aR); |
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} |
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rxvt_privileges(aR_ IGNORE); |
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} |
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#endif |
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342 |
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#ifndef NO_SETOWNER_TTYDEV |
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/* EXTPROTO */ |
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void |
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rxvt_privileged_ttydev(pR_ char action) |
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{ |
347 |
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struct rxvt_hidden *h = R->h; |
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349 |
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D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid())); |
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if (h->next_tty_action != action |
351 |
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|| (action != SAVE && action != RESTORE) |
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|| h->ttydev == NULL |
353 |
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|| *h->ttydev == '\0') |
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return; |
355 |
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356 |
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rxvt_privileges(aR_ RESTORE); |
357 |
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358 |
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if (action == SAVE) { |
359 |
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h->next_tty_action = RESTORE; |
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# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
361 |
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/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */ |
362 |
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if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */ |
363 |
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h->next_tty_action = IGNORE; |
364 |
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else |
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# endif |
366 |
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{ |
367 |
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chown(h->ttydev, getuid(), h->ttygid); /* fail silently */ |
368 |
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chmod(h->ttydev, h->ttymode); |
369 |
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# ifdef HAVE_REVOKE |
370 |
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revoke(h->ttydev); |
371 |
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# endif |
372 |
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} |
373 |
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} else { /* action == RESTORE */ |
374 |
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h->next_tty_action = IGNORE; |
375 |
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# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
376 |
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chmod(h->ttydev, h->ttyfd_stat.st_mode); |
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chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid); |
378 |
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# else |
379 |
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chmod(h->ttydev, |
380 |
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(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); |
381 |
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chown(h->ttydev, 0, 0); |
382 |
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# endif |
383 |
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} |
384 |
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385 |
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rxvt_privileges(aR_ IGNORE); |
386 |
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387 |
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# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
388 |
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D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid)); |
389 |
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# endif |
390 |
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} |
391 |
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#endif |
392 |
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|
393 |
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/*----------------------------------------------------------------------*/ |
394 |
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/* |
395 |
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* window size/position calculcations for XSizeHint and other storage. |
396 |
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* if width/height are non-zero then override calculated width/height |
397 |
|
|
*/ |
398 |
|
|
/* EXTPROTO */ |
399 |
|
|
void |
400 |
|
|
rxvt_window_calc(pR_ unsigned int width, unsigned int height) |
401 |
|
|
{ |
402 |
|
|
short recalc_x, recalc_y; |
403 |
|
|
int x, y, sb_w, mb_h, flags; |
404 |
|
|
unsigned int w, h; |
405 |
|
|
unsigned int max_width, max_height; |
406 |
|
|
|
407 |
|
|
D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); |
408 |
|
|
R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; |
409 |
|
|
R->szHint.win_gravity = NorthWestGravity; |
410 |
|
|
/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ |
411 |
|
|
|
412 |
|
|
recalc_x = recalc_y = 0; |
413 |
|
|
flags = 0; |
414 |
|
|
if (!R->h->parsed_geometry) { |
415 |
|
|
R->h->parsed_geometry = 1; |
416 |
|
|
if (R->h->rs[Rs_geometry]) |
417 |
|
|
flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h); |
418 |
|
|
if (flags & WidthValue) { |
419 |
|
|
R->TermWin.ncol = BOUND_POSITIVE_INT16(w); |
420 |
|
|
R->szHint.flags |= USSize; |
421 |
|
|
} |
422 |
|
|
if (flags & HeightValue) { |
423 |
|
|
R->TermWin.nrow = BOUND_POSITIVE_INT16(h); |
424 |
|
|
R->szHint.flags |= USSize; |
425 |
|
|
} |
426 |
|
|
if (flags & XValue) { |
427 |
|
|
R->szHint.x = x; |
428 |
|
|
R->szHint.flags |= USPosition; |
429 |
|
|
if (flags & XNegative) { |
430 |
|
|
recalc_x = 1; |
431 |
|
|
R->szHint.win_gravity = NorthEastGravity; |
432 |
|
|
} |
433 |
|
|
} |
434 |
|
|
if (flags & YValue) { |
435 |
|
|
R->szHint.y = y; |
436 |
|
|
R->szHint.flags |= USPosition; |
437 |
|
|
if (flags & YNegative) { |
438 |
|
|
recalc_y = 1; |
439 |
|
|
if (R->szHint.win_gravity == NorthEastGravity) |
440 |
|
|
R->szHint.win_gravity = SouthEastGravity; |
441 |
|
|
else |
442 |
|
|
R->szHint.win_gravity = SouthWestGravity; |
443 |
|
|
} |
444 |
|
|
} |
445 |
|
|
} |
446 |
|
|
/* TODO: BOUNDS */ |
447 |
|
|
R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; |
448 |
|
|
R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; |
449 |
|
|
max_width = MAX_COLS * R->TermWin.fwidth; |
450 |
|
|
max_height = MAX_ROWS * R->TermWin.fheight; |
451 |
|
|
|
452 |
|
|
R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; |
453 |
|
|
|
454 |
|
|
sb_w = mb_h = 0; |
455 |
|
|
R->h->window_vt_x = R->h->window_vt_y = 0; |
456 |
|
|
if (scrollbar_visible(R)) { |
457 |
|
|
sb_w = scrollbar_TotalWidth(); |
458 |
|
|
R->szHint.base_width += sb_w; |
459 |
|
|
if (!(R->Options & Opt_scrollBar_right)) |
460 |
|
|
R->h->window_vt_x = sb_w; |
461 |
|
|
} |
462 |
|
|
if (menubar_visible(R)) { |
463 |
|
|
mb_h = menuBar_TotalHeight(); |
464 |
|
|
R->szHint.base_height += mb_h; |
465 |
|
|
R->h->window_vt_y = mb_h; |
466 |
|
|
} |
467 |
|
|
R->szHint.width_inc = R->TermWin.fwidth; |
468 |
|
|
R->szHint.height_inc = R->TermWin.fheight; |
469 |
|
|
R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; |
470 |
|
|
R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; |
471 |
|
|
|
472 |
|
|
if (width && width - R->szHint.base_width < max_width) { |
473 |
|
|
R->szHint.width = width; |
474 |
|
|
R->TermWin.width = width - R->szHint.base_width; |
475 |
|
|
} else { |
476 |
|
|
MIN_IT(R->TermWin.width, max_width); |
477 |
|
|
R->szHint.width = R->szHint.base_width + R->TermWin.width; |
478 |
|
|
} |
479 |
|
|
if (height && height - R->szHint.base_height < max_height) { |
480 |
|
|
R->szHint.height = height; |
481 |
|
|
R->TermWin.height = height - R->szHint.base_height; |
482 |
|
|
} else { |
483 |
|
|
MIN_IT(R->TermWin.height, max_height); |
484 |
|
|
R->szHint.height = R->szHint.base_height + R->TermWin.height; |
485 |
|
|
} |
486 |
|
|
if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) |
487 |
|
|
R->h->window_sb_x = R->szHint.width - sb_w; |
488 |
|
|
|
489 |
|
|
if (recalc_x) |
490 |
|
|
R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) |
491 |
|
|
- R->szHint.width - 2 * R->TermWin.ext_bwidth); |
492 |
|
|
if (recalc_y) |
493 |
|
|
R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) |
494 |
|
|
- R->szHint.height - 2 * R->TermWin.ext_bwidth); |
495 |
|
|
|
496 |
|
|
R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; |
497 |
|
|
R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; |
498 |
|
|
D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); |
499 |
|
|
return; |
500 |
|
|
} |
501 |
|
|
|
502 |
|
|
/*----------------------------------------------------------------------*/ |
503 |
|
|
/* |
504 |
|
|
* Tell the teletype handler what size the window is. |
505 |
|
|
* Called after a window size change. |
506 |
|
|
*/ |
507 |
|
|
/* EXTPROTO */ |
508 |
|
|
void |
509 |
|
|
rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) |
510 |
|
|
{ |
511 |
|
|
struct winsize ws; |
512 |
|
|
|
513 |
|
|
if (fd < 0) |
514 |
|
|
return; |
515 |
|
|
ws.ws_col = col; |
516 |
|
|
ws.ws_row = row; |
517 |
|
|
ws.ws_xpixel = ws.ws_ypixel = 0; |
518 |
|
|
#ifndef DEBUG_SIZE |
519 |
|
|
(void)ioctl(fd, TIOCSWINSZ, &ws); |
520 |
|
|
#else |
521 |
|
|
if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { |
522 |
|
|
D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); |
523 |
|
|
} |
524 |
|
|
# ifdef SIGWINCH |
525 |
|
|
else if (pid) /* force through to the command */ |
526 |
|
|
kill(pid, SIGWINCH); |
527 |
|
|
# endif |
528 |
|
|
#endif |
529 |
|
|
} |
530 |
|
|
|
531 |
|
|
/*----------------------------------------------------------------------*/ |
532 |
|
|
/* rxvt_change_font() - Switch to a new font */ |
533 |
|
|
/* |
534 |
|
|
* init = 1 - initialize |
535 |
|
|
* |
536 |
|
|
* fontname == FONT_UP - switch to bigger font |
537 |
|
|
* fontname == FONT_DN - switch to smaller font |
538 |
|
|
*/ |
539 |
|
|
/* EXTPROTO */ |
540 |
|
|
void |
541 |
|
|
rxvt_change_font(pR_ int init, const char *fontname) |
542 |
|
|
{ |
543 |
|
|
} |
544 |
|
|
|
545 |
|
|
/* INTPROTO */ |
546 |
|
|
void |
547 |
|
|
rxvt_font_up_down(pR_ int n, int direction) |
548 |
|
|
{ |
549 |
|
|
} |
550 |
|
|
|
551 |
|
|
/*----------------------------------------------------------------------*/ |
552 |
|
|
/*----------------------------------------------------------------------*/ |
553 |
|
|
/* xterm sequences - title, iconName, color (exptl) */ |
554 |
|
|
/* EXTPROTO */ |
555 |
|
|
void |
556 |
|
|
rxvt_set_title(pR_ const char *str) |
557 |
|
|
{ |
558 |
|
|
#ifndef SMART_WINDOW_TITLE |
559 |
|
|
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
560 |
|
|
#else |
561 |
|
|
char *name; |
562 |
|
|
|
563 |
|
|
if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0) |
564 |
|
|
name = NULL; |
565 |
|
|
if (name == NULL || STRCMP(name, str)) |
566 |
|
|
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
567 |
|
|
if (name) |
568 |
|
|
XFree(name); |
569 |
|
|
#endif |
570 |
|
|
} |
571 |
|
|
|
572 |
|
|
/* EXTPROTO */ |
573 |
|
|
void |
574 |
|
|
rxvt_set_iconName(pR_ const char *str) |
575 |
|
|
{ |
576 |
|
|
#ifndef SMART_WINDOW_TITLE |
577 |
|
|
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
578 |
|
|
#else |
579 |
|
|
char *name; |
580 |
|
|
|
581 |
|
|
if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name)) |
582 |
|
|
name = NULL; |
583 |
|
|
if (name == NULL || STRCMP(name, str)) |
584 |
|
|
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
585 |
|
|
if (name) |
586 |
|
|
XFree(name); |
587 |
|
|
#endif |
588 |
|
|
} |
589 |
|
|
|
590 |
|
|
#ifdef XTERM_COLOR_CHANGE |
591 |
|
|
/* EXTPROTO */ |
592 |
|
|
void |
593 |
|
|
rxvt_set_window_color(pR_ int idx, const char *color) |
594 |
|
|
{ |
595 |
|
|
rxvt_color xcol; |
596 |
|
|
int i; |
597 |
|
|
|
598 |
|
|
if (color == NULL || *color == '\0') |
599 |
|
|
return; |
600 |
|
|
|
601 |
|
|
/* handle color aliases */ |
602 |
|
|
if (isdigit(*color)) { |
603 |
|
|
i = atoi(color); |
604 |
|
|
if (i >= 8 && i <= 15) { /* bright colors */ |
605 |
|
|
i -= 8; |
606 |
|
|
# ifndef NO_BRIGHTCOLOR |
607 |
|
|
R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; |
608 |
|
|
SET_PIXCOLOR(R->h, idx); |
609 |
|
|
goto Done; |
610 |
|
|
# endif |
611 |
|
|
} |
612 |
|
|
if (i >= 0 && i <= 7) { /* normal colors */ |
613 |
|
|
R->PixColors[idx] = R->PixColors[minCOLOR + i]; |
614 |
|
|
SET_PIXCOLOR(R->h, idx); |
615 |
|
|
goto Done; |
616 |
|
|
} |
617 |
|
|
} |
618 |
|
|
if (!rxvt_rXParseAllocColor(aR_ &xcol, color)) |
619 |
|
|
return; |
620 |
|
|
/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */ |
621 |
|
|
|
622 |
|
|
/* |
623 |
|
|
* FIXME: should free colors here, but no idea how to do it so instead, |
624 |
|
|
* so just keep gobbling up the colormap |
625 |
|
|
*/ |
626 |
|
|
# if 0 |
627 |
|
|
for (i = Color_Black; i <= Color_White; i++) |
628 |
|
|
if (R->PixColors[idx] == R->PixColors[i]) |
629 |
|
|
break; |
630 |
|
|
if (i > Color_White) { |
631 |
|
|
/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */ |
632 |
|
|
XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1, |
633 |
|
|
DisplayPlanes(R->Xdisplay, Xscreen)); |
634 |
|
|
} |
635 |
|
|
# endif |
636 |
|
|
|
637 |
|
|
R->PixColors[idx] = xcol; |
638 |
|
|
SET_PIXCOLOR(R->h, idx); |
639 |
|
|
|
640 |
|
|
/* XSetWindowAttributes attr; */ |
641 |
|
|
/* Cursor cursor; */ |
642 |
|
|
Done: |
643 |
|
|
if (idx == Color_bg && !(R->Options & Opt_transparent)) |
644 |
|
|
XSetWindowBackground(R->Xdisplay, R->TermWin.vt, |
645 |
|
|
R->PixColors[Color_bg]); |
646 |
|
|
|
647 |
|
|
/* handle Color_BD, scrollbar background, etc. */ |
648 |
|
|
|
649 |
|
|
rxvt_set_colorfgbg(aR); |
650 |
|
|
rxvt_recolour_cursor(aR); |
651 |
|
|
/* the only reasonable way to enforce a clean update */ |
652 |
|
|
rxvt_scr_poweron(aR); |
653 |
|
|
} |
654 |
|
|
|
655 |
|
|
#else |
656 |
|
|
# define rxvt_set_window_color(aR_ idx,color) ((void)0) |
657 |
|
|
#endif /* XTERM_COLOR_CHANGE */ |
658 |
|
|
|
659 |
|
|
/* EXTPROTO */ |
660 |
|
|
void |
661 |
|
|
rxvt_recolour_cursor(pR) |
662 |
|
|
{ |
663 |
|
|
rxvt_color xcol[2]; |
664 |
|
|
|
665 |
|
|
#if TODO |
666 |
|
|
xcol[0] = R->PixColors[Color_pointer]; |
667 |
|
|
xcol[1] = R->PixColors[Color_bg]; |
668 |
|
|
XQueryColors(R->Xdisplay, XCMAP, xcol, 2); |
669 |
|
|
XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); |
670 |
|
|
#endif |
671 |
|
|
} |
672 |
|
|
|
673 |
|
|
/*----------------------------------------------------------------------*/ |
674 |
|
|
/* |
675 |
|
|
* find if fg/bg matches any of the normal (low-intensity) colors |
676 |
|
|
*/ |
677 |
|
|
/* INTPROTO */ |
678 |
|
|
void |
679 |
|
|
rxvt_set_colorfgbg(pR) |
680 |
|
|
{ |
681 |
|
|
unsigned int i; |
682 |
|
|
const char *xpmb = "\0"; |
683 |
|
|
char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; |
684 |
|
|
|
685 |
|
|
R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); |
686 |
|
|
STRCPY(fstr, "default"); |
687 |
|
|
STRCPY(bstr, "default"); |
688 |
|
|
for (i = Color_Black; i <= Color_White; i++) |
689 |
|
|
if (R->PixColors[Color_fg] == R->PixColors[i]) { |
690 |
|
|
sprintf(fstr, "%d", (i - Color_Black)); |
691 |
|
|
break; |
692 |
|
|
} |
693 |
|
|
for (i = Color_Black; i <= Color_White; i++) |
694 |
|
|
if (R->PixColors[Color_bg] == R->PixColors[i]) { |
695 |
|
|
sprintf(bstr, "%d", (i - Color_Black)); |
696 |
|
|
#ifdef XPM_BACKGROUND |
697 |
|
|
xpmb = "default;"; |
698 |
|
|
#endif |
699 |
|
|
break; |
700 |
|
|
} |
701 |
|
|
sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); |
702 |
|
|
putenv(R->h->env_colorfgbg); |
703 |
|
|
|
704 |
|
|
#ifndef NO_BRIGHTCOLOR |
705 |
|
|
R->h->colorfgbg = DEFAULT_RSTYLE; |
706 |
|
|
for (i = minCOLOR; i <= maxCOLOR; i++) { |
707 |
|
|
if (R->PixColors[Color_fg] == R->PixColors[i]) |
708 |
|
|
R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i); |
709 |
|
|
if (R->PixColors[Color_bg] == R->PixColors[i]) |
710 |
|
|
R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i); |
711 |
|
|
} |
712 |
|
|
#endif |
713 |
|
|
} |
714 |
|
|
|
715 |
|
|
/*----------------------------------------------------------------------*/ |
716 |
|
|
/* |
717 |
|
|
* Colour determination for low colour displays, routine from |
718 |
|
|
* Hans de Goede <hans@highrise.nl> |
719 |
|
|
*/ |
720 |
|
|
|
721 |
|
|
/* EXTPROTO */ |
722 |
|
|
int |
723 |
|
|
rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour) |
724 |
|
|
{ |
725 |
|
|
screen_in_out->set (aR_ colour); |
726 |
|
|
|
727 |
|
|
if (!screen_in_out->set (aR_ colour)) |
728 |
|
|
{ |
729 |
|
|
rxvt_print_error("can't allocate colour: %s", colour); |
730 |
|
|
return false; |
731 |
|
|
} |
732 |
|
|
|
733 |
|
|
return true; |
734 |
|
|
} |
735 |
|
|
|
736 |
|
|
/* -------------------------------------------------------------------- * |
737 |
|
|
* - WINDOW RESIZING - * |
738 |
|
|
* -------------------------------------------------------------------- */ |
739 |
|
|
/* EXTPROTO */ |
740 |
|
|
void |
741 |
|
|
rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent) |
742 |
|
|
{ |
743 |
|
|
int fix_screen; |
744 |
|
|
#ifdef SMART_RESIZE |
745 |
|
|
int old_width = R->szHint.width, |
746 |
|
|
old_height = R->szHint.height; |
747 |
|
|
#endif |
748 |
|
|
|
749 |
|
|
rxvt_window_calc(aR_ width, height); |
750 |
|
|
XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint); |
751 |
|
|
if (!ignoreparent) { |
752 |
|
|
#ifdef SMART_RESIZE |
753 |
|
|
/* |
754 |
|
|
* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> |
755 |
|
|
* reposition window on resize depending on placement on screen |
756 |
|
|
*/ |
757 |
|
|
int x, y, x1, y1; |
758 |
|
|
int dx, dy; |
759 |
|
|
unsigned int unused_w1, unused_h1, unused_b1, unused_d1; |
760 |
|
|
Window unused_cr; |
761 |
|
|
|
762 |
|
|
XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, |
763 |
|
|
0, 0, &x, &y, &unused_cr); |
764 |
|
|
XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, |
765 |
|
|
&unused_w1, &unused_h1, &unused_b1, &unused_d1); |
766 |
|
|
/* |
767 |
|
|
* if Xroot isn't the parent window, a WM will probably have offset |
768 |
|
|
* our position for handles and decorations. Counter it |
769 |
|
|
*/ |
770 |
|
|
if (x1 != x || y1 != y) { |
771 |
|
|
x -= x1; |
772 |
|
|
y -= y1; |
773 |
|
|
} |
774 |
|
|
|
775 |
|
|
x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; |
776 |
|
|
y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; |
777 |
|
|
dx = old_width - R->szHint.width; |
778 |
|
|
dy = old_height - R->szHint.height; |
779 |
|
|
|
780 |
|
|
/* Check position of the center of the window */ |
781 |
|
|
if (x < x1) /* left half */ |
782 |
|
|
dx = 0; |
783 |
|
|
else if (x == x1) /* exact center */ |
784 |
|
|
dx /= 2; |
785 |
|
|
if (y < y1) /* top half */ |
786 |
|
|
dy = 0; |
787 |
|
|
else if (y == y1) /* exact center */ |
788 |
|
|
dy /= 2; |
789 |
|
|
|
790 |
|
|
XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, |
791 |
|
|
R->szHint.width, R->szHint.height); |
792 |
|
|
#else |
793 |
|
|
XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, |
794 |
|
|
R->szHint.height); |
795 |
|
|
#endif |
796 |
|
|
} |
797 |
|
|
|
798 |
|
|
fix_screen = (R->TermWin.ncol != R->h->prev_ncol |
799 |
|
|
|| R->TermWin.nrow != R->h->prev_nrow); |
800 |
|
|
if (fix_screen || width != R->h->old_width || height != R->h->old_height) { |
801 |
|
|
if (scrollbar_visible(R)) { |
802 |
|
|
XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x, |
803 |
|
|
0, scrollbar_TotalWidth(), R->szHint.height); |
804 |
|
|
rxvt_Resize_scrollBar(aR); |
805 |
|
|
} |
806 |
|
|
if (menubar_visible(R)) |
807 |
|
|
XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x, |
808 |
|
|
0, TermWin_TotalWidth(), menuBar_TotalHeight()); |
809 |
|
|
XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x, |
810 |
|
|
R->h->window_vt_y, TermWin_TotalWidth(), |
811 |
|
|
TermWin_TotalHeight()); |
812 |
|
|
#ifdef RXVT_GRAPHICS |
813 |
|
|
if (R->h->old_height) |
814 |
|
|
rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width, |
815 |
|
|
R->h->old_height - R->szHint.base_height); |
816 |
|
|
#endif |
817 |
|
|
rxvt_scr_clear(aR); |
818 |
|
|
#ifdef XPM_BACKGROUND |
819 |
|
|
rxvt_resize_pixmap(aR); |
820 |
|
|
#endif |
821 |
|
|
} |
822 |
|
|
|
823 |
|
|
if (fix_screen || R->h->old_height == 0) { |
824 |
|
|
int curr_screen = -1; |
825 |
|
|
uint16_t old_ncol = R->h->prev_ncol; |
826 |
|
|
|
827 |
|
|
/* scr_reset only works on the primary screen */ |
828 |
|
|
if (R->h->old_height) /* this is not the first time through */ |
829 |
|
|
curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); |
830 |
|
|
rxvt_scr_reset(aR); |
831 |
|
|
if (curr_screen >= 0) { /* this is not the first time through */ |
832 |
|
|
rxvt_scr_change_screen(aR_ curr_screen); |
833 |
|
|
rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0)); |
834 |
|
|
} |
835 |
|
|
} |
836 |
|
|
|
837 |
|
|
R->h->old_width = R->szHint.width; |
838 |
|
|
R->h->old_height = R->szHint.height; |
839 |
|
|
|
840 |
|
|
#ifdef USE_XIM |
841 |
|
|
rxvt_IMSetStatusPosition(aR); |
842 |
|
|
#endif |
843 |
|
|
} |
844 |
|
|
|
845 |
|
|
/* |
846 |
|
|
* Set the width/height of the vt window in characters. Units are pixels. |
847 |
|
|
* good for toggling 80/132 columns |
848 |
|
|
*/ |
849 |
|
|
/* EXTPROTO */ |
850 |
|
|
void |
851 |
|
|
rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) |
852 |
|
|
{ |
853 |
|
|
XWindowAttributes wattr; |
854 |
|
|
|
855 |
|
|
if (width == 0 || height == 0) { |
856 |
|
|
XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); |
857 |
|
|
if (width == 0) |
858 |
|
|
width = wattr.width - R->szHint.base_width; |
859 |
|
|
if (height == 0) |
860 |
|
|
height = wattr.height - R->szHint.base_height; |
861 |
|
|
} |
862 |
|
|
if (width != R->TermWin.width || height != R->TermWin.height) { |
863 |
|
|
width += R->szHint.base_width; |
864 |
|
|
height += R->szHint.base_height; |
865 |
|
|
rxvt_resize_all_windows(aR_ width, height, 0); |
866 |
|
|
} |
867 |
|
|
} |
868 |
|
|
|
869 |
|
|
/* -------------------------------------------------------------------- * |
870 |
|
|
* - X INPUT METHOD ROUTINES - * |
871 |
|
|
* -------------------------------------------------------------------- */ |
872 |
|
|
#ifdef USE_XIM |
873 |
|
|
/* INTPROTO */ |
874 |
|
|
void |
875 |
|
|
rxvt_setSize(pR_ XRectangle *size) |
876 |
|
|
{ |
877 |
|
|
size->x = R->TermWin.int_bwidth; |
878 |
|
|
size->y = R->TermWin.int_bwidth; |
879 |
|
|
size->width = Width2Pixel(R->TermWin.ncol); |
880 |
|
|
size->height = Height2Pixel(R->TermWin.nrow); |
881 |
|
|
} |
882 |
|
|
|
883 |
|
|
/* INTPROTO */ |
884 |
|
|
void |
885 |
|
|
rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) |
886 |
|
|
{ |
887 |
|
|
*fg = R->PixColors[Color_fg]; |
888 |
|
|
*bg = R->PixColors[Color_bg]; |
889 |
|
|
} |
890 |
|
|
|
891 |
|
|
/* Checking whether input method is running. */ |
892 |
|
|
/* INTPROTO */ |
893 |
|
|
Bool |
894 |
|
|
rxvt_IMisRunning(pR) |
895 |
|
|
{ |
896 |
|
|
char *p; |
897 |
|
|
Atom atom; |
898 |
|
|
Window win; |
899 |
|
|
char server[IMBUFSIZ]; |
900 |
|
|
|
901 |
|
|
/* get current locale modifier */ |
902 |
|
|
if ((p = XSetLocaleModifiers(NULL)) != NULL) { |
903 |
|
|
STRCPY(server, "@server="); |
904 |
|
|
STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ |
905 |
|
|
if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ |
906 |
|
|
*p = '\0'; |
907 |
|
|
|
908 |
|
|
atom = XInternAtom(R->Xdisplay, server, False); |
909 |
|
|
win = XGetSelectionOwner(R->Xdisplay, atom); |
910 |
|
|
if (win != None) |
911 |
|
|
return True; |
912 |
|
|
} |
913 |
|
|
return False; |
914 |
|
|
} |
915 |
|
|
|
916 |
|
|
/* EXTPROTO */ |
917 |
|
|
void |
918 |
|
|
rxvt_IMSendSpot(pR) |
919 |
|
|
{ |
920 |
|
|
XPoint spot; |
921 |
|
|
XVaNestedList preedit_attr; |
922 |
|
|
|
923 |
|
|
if (R->h->Input_Context == NULL |
924 |
|
|
|| !R->TermWin.focus |
925 |
|
|
|| !(R->h->input_style & XIMPreeditPosition) |
926 |
|
|
|| !(R->h->event_type == KeyPress |
927 |
|
|
|| R->h->event_type == Expose |
928 |
|
|
|| R->h->event_type == NoExpose |
929 |
|
|
|| R->h->event_type == SelectionNotify |
930 |
|
|
|| R->h->event_type == ButtonRelease |
931 |
|
|
|| R->h->event_type == FocusIn) |
932 |
|
|
|| !rxvt_IMisRunning(aR)) |
933 |
|
|
return; |
934 |
|
|
|
935 |
|
|
rxvt_setPosition(aR_ &spot); |
936 |
|
|
|
937 |
|
|
preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); |
938 |
|
|
XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL); |
939 |
|
|
XFree(preedit_attr); |
940 |
|
|
} |
941 |
|
|
|
942 |
|
|
/* EXTPROTO */ |
943 |
|
|
void |
944 |
|
|
rxvt_setTermFontSet(pR_ int idx) |
945 |
|
|
{ |
946 |
|
|
char *string; |
947 |
|
|
long length; |
948 |
|
|
int success = 0; |
949 |
|
|
|
950 |
|
|
if (idx < 0 || idx >= MAX_NFONTS) |
951 |
|
|
return; |
952 |
|
|
} |
953 |
|
|
|
954 |
|
|
/* INTPROTO */ |
955 |
|
|
void |
956 |
|
|
rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect) |
957 |
|
|
{ |
958 |
|
|
int mbh, vtx = 0; |
959 |
|
|
|
960 |
|
|
if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right)) |
961 |
|
|
vtx = scrollbar_TotalWidth(); |
962 |
|
|
mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0; |
963 |
|
|
mbh -= R->TermWin.lineSpace; |
964 |
|
|
|
965 |
|
|
preedit_rect->x = needed_rect->width + vtx; |
966 |
|
|
preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh; |
967 |
|
|
|
968 |
|
|
preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width |
969 |
|
|
+ vtx; |
970 |
|
|
preedit_rect->height = Height2Pixel(1); |
971 |
|
|
|
972 |
|
|
status_rect->x = vtx; |
973 |
|
|
status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh; |
974 |
|
|
|
975 |
|
|
status_rect->width = needed_rect->width ? needed_rect->width |
976 |
|
|
: Width2Pixel(R->TermWin.ncol + 1); |
977 |
|
|
status_rect->height = Height2Pixel(1); |
978 |
|
|
} |
979 |
|
|
|
980 |
|
|
/* ARGSUSED */ |
981 |
|
|
/* INTPROTO */ |
982 |
|
|
void |
983 |
|
|
rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused))) |
984 |
|
|
{ |
985 |
|
|
dR; |
986 |
|
|
|
987 |
|
|
R->h->Input_Context = NULL; |
988 |
|
|
/* To avoid Segmentation Fault in C locale: Solaris only? */ |
989 |
|
|
if (STRCMP(R->h->locale, "C")) |
990 |
|
|
XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL, |
991 |
|
|
rxvt_IMInstantiateCallback, NULL); |
992 |
|
|
} |
993 |
|
|
|
994 |
|
|
/* |
995 |
|
|
* X manual pages and include files don't match on some systems: |
996 |
|
|
* some think this is an XIDProc and others an XIMProc so we can't |
997 |
|
|
* use the first argument - need to update this to be nice for |
998 |
|
|
* both types via some sort of configure detection |
999 |
|
|
*/ |
1000 |
|
|
/* ARGSUSED */ |
1001 |
|
|
/* EXTPROTO */ |
1002 |
|
|
void |
1003 |
|
|
rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused))) |
1004 |
|
|
{ |
1005 |
|
|
dR; |
1006 |
|
|
int i, found, had_im; |
1007 |
|
|
const char *p; |
1008 |
|
|
char **s; |
1009 |
|
|
char buf[IMBUFSIZ]; |
1010 |
|
|
|
1011 |
|
|
D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); |
1012 |
|
|
if (R->h->Input_Context) |
1013 |
|
|
return; |
1014 |
|
|
|
1015 |
|
|
found = had_im = 0; |
1016 |
|
|
p = R->h->rs[Rs_inputMethod]; |
1017 |
|
|
if (p && *p) { |
1018 |
|
|
had_im = 1; |
1019 |
|
|
s = rxvt_splitcommastring(p); |
1020 |
|
|
for (i = 0; s[i]; i++) { |
1021 |
|
|
if (*s[i]) { |
1022 |
|
|
STRCPY(buf, "@im="); |
1023 |
|
|
STRNCAT(buf, s[i], IMBUFSIZ - 5); |
1024 |
|
|
if ((p = XSetLocaleModifiers(buf)) != NULL && *p |
1025 |
|
|
&& (rxvt_IM_get_IC(aR) == True)) { |
1026 |
|
|
found = 1; |
1027 |
|
|
break; |
1028 |
|
|
} |
1029 |
|
|
} |
1030 |
|
|
} |
1031 |
|
|
for (i = 0; s[i]; i++) |
1032 |
|
|
free(s[i]); |
1033 |
|
|
free(s); |
1034 |
|
|
} |
1035 |
|
|
if (found) |
1036 |
|
|
return; |
1037 |
|
|
|
1038 |
|
|
/* try with XMODIFIERS env. var. */ |
1039 |
|
|
if ((p = XSetLocaleModifiers("")) != NULL && *p) { |
1040 |
|
|
rxvt_IM_get_IC(aR); |
1041 |
|
|
return; |
1042 |
|
|
} |
1043 |
|
|
|
1044 |
|
|
/* try with no modifiers base IF the user didn't specify an IM */ |
1045 |
|
|
if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p |
1046 |
|
|
&& rxvt_IM_get_IC(aR) == True) |
1047 |
|
|
return; |
1048 |
|
|
} |
1049 |
|
|
|
1050 |
|
|
/* |
1051 |
|
|
* Try to open a XIM with the current modifiers, then see if we can |
1052 |
|
|
* open a suitable preedit type |
1053 |
|
|
*/ |
1054 |
|
|
/* INTPROTO */ |
1055 |
|
|
Bool |
1056 |
|
|
rxvt_IM_get_IC(pR) |
1057 |
|
|
{ |
1058 |
|
|
int i, j, found; |
1059 |
|
|
XIM xim; |
1060 |
|
|
XPoint spot; |
1061 |
|
|
XRectangle rect, status_rect, needed_rect; |
1062 |
|
|
unsigned long fg, bg; |
1063 |
|
|
const char *p; |
1064 |
|
|
char **s; |
1065 |
|
|
XIMStyles *xim_styles; |
1066 |
|
|
XVaNestedList preedit_attr, status_attr; |
1067 |
|
|
XIMCallback ximcallback; |
1068 |
|
|
struct rxvt_hidden *h = R->h; |
1069 |
|
|
|
1070 |
|
|
D_MAIN((stderr, "rxvt_IM_get_IC()")); |
1071 |
|
|
xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); |
1072 |
|
|
if (xim == NULL) |
1073 |
|
|
return False; |
1074 |
|
|
|
1075 |
|
|
xim_styles = NULL; |
1076 |
|
|
if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) |
1077 |
|
|
|| !xim_styles || !xim_styles->count_styles) { |
1078 |
|
|
XCloseIM(xim); |
1079 |
|
|
return False; |
1080 |
|
|
} |
1081 |
|
|
|
1082 |
|
|
p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType] |
1083 |
|
|
: "OverTheSpot,OffTheSpot,Root"; |
1084 |
|
|
s = rxvt_splitcommastring(p); |
1085 |
|
|
for (i = found = 0; !found && s[i]; i++) { |
1086 |
|
|
if (!STRCMP(s[i], "OverTheSpot")) |
1087 |
|
|
h->input_style = (XIMPreeditPosition | XIMStatusNothing); |
1088 |
|
|
else if (!STRCMP(s[i], "OffTheSpot")) |
1089 |
|
|
h->input_style = (XIMPreeditArea | XIMStatusArea); |
1090 |
|
|
else if (!STRCMP(s[i], "Root")) |
1091 |
|
|
h->input_style = (XIMPreeditNothing | XIMStatusNothing); |
1092 |
|
|
|
1093 |
|
|
for (j = 0; j < xim_styles->count_styles; j++) |
1094 |
|
|
if (h->input_style == xim_styles->supported_styles[j]) { |
1095 |
|
|
found = 1; |
1096 |
|
|
break; |
1097 |
|
|
} |
1098 |
|
|
} |
1099 |
|
|
for (i = 0; s[i]; i++) |
1100 |
|
|
free(s[i]); |
1101 |
|
|
free(s); |
1102 |
|
|
XFree(xim_styles); |
1103 |
|
|
|
1104 |
|
|
if (!found) { |
1105 |
|
|
XCloseIM(xim); |
1106 |
|
|
return False; |
1107 |
|
|
} |
1108 |
|
|
|
1109 |
|
|
ximcallback.callback = rxvt_IMDestroyCallback; |
1110 |
|
|
|
1111 |
|
|
/* XXX: not sure why we need this (as well as IC one below) */ |
1112 |
|
|
XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); |
1113 |
|
|
|
1114 |
|
|
preedit_attr = status_attr = NULL; |
1115 |
|
|
|
1116 |
|
|
if (h->input_style & XIMPreeditPosition) { |
1117 |
|
|
rxvt_setSize(aR_ &rect); |
1118 |
|
|
rxvt_setPosition(aR_ &spot); |
1119 |
|
|
rxvt_setColor(aR_ &fg, &bg); |
1120 |
|
|
|
1121 |
|
|
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1122 |
|
|
XNSpotLocation, &spot, |
1123 |
|
|
XNForeground, fg, |
1124 |
|
|
XNBackground, bg, |
1125 |
|
|
//XNFontSet, R->TermWin.fontset, |
1126 |
|
|
NULL); |
1127 |
|
|
} else if (h->input_style & XIMPreeditArea) { |
1128 |
|
|
rxvt_setColor(aR_ &fg, &bg); |
1129 |
|
|
|
1130 |
|
|
/* |
1131 |
|
|
* The necessary width of preedit area is unknown |
1132 |
|
|
* until create input context. |
1133 |
|
|
*/ |
1134 |
|
|
needed_rect.width = 0; |
1135 |
|
|
|
1136 |
|
|
rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect); |
1137 |
|
|
|
1138 |
|
|
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1139 |
|
|
XNForeground, fg, |
1140 |
|
|
XNBackground, bg, |
1141 |
|
|
//XNFontSet, R->TermWin.fontset, |
1142 |
|
|
NULL); |
1143 |
|
|
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, |
1144 |
|
|
XNForeground, fg, |
1145 |
|
|
XNBackground, bg, |
1146 |
|
|
//XNFontSet, R->TermWin.fontset, |
1147 |
|
|
NULL); |
1148 |
|
|
} |
1149 |
|
|
h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style, |
1150 |
|
|
XNClientWindow, R->TermWin.parent[0], |
1151 |
|
|
XNFocusWindow, R->TermWin.parent[0], |
1152 |
|
|
XNDestroyCallback, &ximcallback, |
1153 |
|
|
preedit_attr ? XNPreeditAttributes : NULL, |
1154 |
|
|
preedit_attr, |
1155 |
|
|
status_attr ? XNStatusAttributes : NULL, |
1156 |
|
|
status_attr, NULL); |
1157 |
|
|
if (preedit_attr) |
1158 |
|
|
XFree(preedit_attr); |
1159 |
|
|
if (status_attr) |
1160 |
|
|
XFree(status_attr); |
1161 |
|
|
if (h->Input_Context == NULL) { |
1162 |
|
|
rxvt_print_error("failed to create input context"); |
1163 |
|
|
XCloseIM(xim); |
1164 |
|
|
return False; |
1165 |
|
|
} |
1166 |
|
|
if (h->input_style & XIMPreeditArea) |
1167 |
|
|
rxvt_IMSetStatusPosition(aR); |
1168 |
|
|
D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); |
1169 |
|
|
return True; |
1170 |
|
|
} |
1171 |
|
|
|
1172 |
|
|
/* EXTPROTO */ |
1173 |
|
|
void |
1174 |
|
|
rxvt_IMSetStatusPosition(pR) |
1175 |
|
|
{ |
1176 |
|
|
XRectangle preedit_rect, status_rect, *needed_rect; |
1177 |
|
|
XVaNestedList preedit_attr, status_attr; |
1178 |
|
|
|
1179 |
|
|
if (R->h->Input_Context == NULL |
1180 |
|
|
|| !R->TermWin.focus |
1181 |
|
|
|| !(R->h->input_style & XIMPreeditArea) |
1182 |
|
|
|| !rxvt_IMisRunning(aR)) |
1183 |
|
|
return; |
1184 |
|
|
|
1185 |
|
|
/* Getting the necessary width of preedit area */ |
1186 |
|
|
status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); |
1187 |
|
|
XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL); |
1188 |
|
|
XFree(status_attr); |
1189 |
|
|
|
1190 |
|
|
rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect); |
1191 |
|
|
|
1192 |
|
|
preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); |
1193 |
|
|
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); |
1194 |
|
|
|
1195 |
|
|
XSetICValues(R->h->Input_Context, |
1196 |
|
|
XNPreeditAttributes, preedit_attr, |
1197 |
|
|
XNStatusAttributes, status_attr, NULL); |
1198 |
|
|
|
1199 |
|
|
XFree(preedit_attr); |
1200 |
|
|
XFree(status_attr); |
1201 |
|
|
} |
1202 |
|
|
#endif /* USE_XIM */ |
1203 |
|
|
|
1204 |
|
|
/*----------------------------------------------------------------------*/ |
1205 |
|
|
rxvt_t *rxvt_current_term; |
1206 |
|
|
|
1207 |
|
|
/*----------------------- end-of-file (C source) -----------------------*/ |