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/*--------------------------------*-C-*---------------------------------* |
2 |
* File: main.c |
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*----------------------------------------------------------------------* |
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* $Id: main.C,v 1.16 2003/12/18 07:31:19 pcg Exp $ |
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* |
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* All portions of code are copyright by their respective author/s. |
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* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> |
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* - original version |
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* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> |
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* - extensive modifications |
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* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> |
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* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> |
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* - extensive modifications |
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* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
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* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
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* - extensive modifications |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*---------------------------------------------------------------------*/ |
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|
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#include "../config.h" /* NECESSARY */ |
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#include "rxvt.h" /* NECESSARY */ |
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#include "main.intpro" /* PROTOS for internal routines */ |
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|
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#include <signal.h> |
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|
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#ifdef TTY_GID_SUPPORT |
40 |
# include <grp.h> |
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#endif |
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|
43 |
#ifdef HAVE_TERMIOS_H |
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# include <termios.h> |
45 |
#endif |
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|
47 |
#include <cstring> |
48 |
|
49 |
static char curlocale[128]; |
50 |
|
51 |
void |
52 |
rxvt_set_locale (const char *locale) |
53 |
{ |
54 |
if (locale && STRNCMP (locale, curlocale, 128)) |
55 |
{ |
56 |
STRNCPY (curlocale, locale, 128); |
57 |
setlocale (LC_CTYPE, curlocale); |
58 |
} |
59 |
} |
60 |
|
61 |
void * |
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rxvt_term::operator new (size_t s) |
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{ |
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void *p = malloc (s); |
65 |
|
66 |
MEMSET (p, 0, s); |
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return p; |
68 |
} |
69 |
|
70 |
void |
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rxvt_term::operator delete (void *p, size_t s) |
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{ |
73 |
free (p); |
74 |
} |
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|
76 |
rxvt_term::rxvt_term () |
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: pty_ev (this, &rxvt_term::pty_cb), |
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#ifdef CURSOR_BLINK |
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blink_ev (this, &rxvt_term::blink_cb), |
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#endif |
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#ifdef POINTER_BLANK |
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pointer_ev (this, &rxvt_term::pointer_cb), |
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#endif |
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x_ev (this, &rxvt_term::x_cb), |
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destroy_ev (this, &rxvt_term::destroy_cb), |
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check_ev (this, &rxvt_term::check_cb), |
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incr_ev (this, &rxvt_term::incr_cb) |
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{ |
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cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; |
90 |
} |
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|
92 |
rxvt_term::~rxvt_term () |
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{ |
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scr_release (); |
95 |
|
96 |
free (locale); |
97 |
free (codeset); |
98 |
|
99 |
#ifndef NO_SETOWNER_TTYDEV |
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rxvt_privileged_ttydev (this, RESTORE); |
101 |
#endif |
102 |
#ifdef UTMP_SUPPORT |
103 |
rxvt_privileged_utmp (this, RESTORE); |
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#endif |
105 |
#ifdef USE_XIM |
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if (Input_Context != NULL) |
107 |
{ |
108 |
XDestroyIC (Input_Context); |
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Input_Context = NULL; |
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} |
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#endif |
112 |
|
113 |
if (cmd_fd >= 0) |
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close (cmd_fd); |
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|
116 |
if (Xfd >= 0) |
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XCloseDisplay (Xdisplay); |
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|
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delete PixColors; |
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} |
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|
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void |
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rxvt_term::destroy () |
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{ |
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check_ev.stop (); |
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pty_ev.stop (); |
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x_ev.stop (); |
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#ifdef CURSOR_BLINK |
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blink_ev.stop (); |
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#endif |
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#ifdef POINTER_BLANK |
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pointer_ev.stop (); |
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#endif |
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|
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destroy_ev.start (0); |
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} |
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|
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void |
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rxvt_term::destroy_cb (time_watcher &w) |
140 |
{ |
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SET_R (this); |
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|
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delete this; |
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} |
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|
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/*----------------------------------------------------------------------*/ |
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/* rxvt_init() */ |
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/* LIBPROTO */ |
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rxvt_t |
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rxvt_init (int argc, const char *const *argv) |
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{ |
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SET_R (new rxvt_term); |
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dR; |
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|
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if (!R->init_vars () || !R->init (argc, argv)) |
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{ |
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delete R; |
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return NULL; |
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} |
160 |
|
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return R; |
162 |
} |
163 |
|
164 |
/* EXTPROTO */ |
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void |
166 |
rxvt_init_signals () |
167 |
{ |
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/* install exit handler for cleanup */ |
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#if 0 |
170 |
#ifdef HAVE_ATEXIT |
171 |
atexit(rxvt_clean_exit); |
172 |
#else |
173 |
#endif |
174 |
#endif |
175 |
|
176 |
struct sigaction sa; |
177 |
|
178 |
sigfillset (&sa.sa_mask); |
179 |
sa.sa_flags = SA_NOCLDSTOP | SA_RESTART; |
180 |
sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0); |
181 |
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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|
187 |
/* need to trap SIGURG for SVR4 (Unixware) rlogin */ |
188 |
/* signal (SIGURG, SIG_DFL); */ |
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|
190 |
XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); |
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//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler); |
192 |
} |
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|
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bool |
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rxvt_term::init (int argc, const char *const *argv) |
196 |
{ |
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/* |
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* Save and then give up any super-user privileges |
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* If we need privileges in any area then we must specifically request it. |
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* We should only need to be root in these cases: |
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* 1. write utmp entries on some systems |
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* 2. chown tty on some systems |
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*/ |
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rxvt_privileges (this, SAVE); |
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rxvt_privileges (this, IGNORE); |
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|
207 |
init_secondary (); |
208 |
|
209 |
const char **cmd_argv = init_resources (argc, argv); |
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|
211 |
set_locale (""); |
212 |
|
213 |
#if (MENUBAR_MAX) |
214 |
rxvt_menubar_read (this, rs[Rs_menu]); |
215 |
#endif |
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#ifdef HAVE_SCROLLBARS |
217 |
if (Options & Opt_scrollBar) |
218 |
scrollBar.setIdle (); /* set existence for size calculations */ |
219 |
#endif |
220 |
|
221 |
create_windows (argc, argv); |
222 |
|
223 |
init_xlocale (); |
224 |
|
225 |
scr_reset (); /* initialize screen */ |
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#ifdef RXVT_GRAPHICS |
227 |
rxvt_Gr_reset (this); /* reset graphics */ |
228 |
#endif |
229 |
|
230 |
#if 0 |
231 |
#ifdef DEBUG_X |
232 |
XSynchronize(Xdisplay, True); |
233 |
#endif |
234 |
#endif |
235 |
|
236 |
#ifdef HAVE_SCROLLBARS |
237 |
if (Options & Opt_scrollBar) |
238 |
resize_scrollbar (); /* create and map scrollbar */ |
239 |
#endif |
240 |
#if (MENUBAR_MAX) |
241 |
if (menubar_visible(r)) |
242 |
XMapWindow (Xdisplay, menuBar.win); |
243 |
#endif |
244 |
#ifdef TRANSPARENT |
245 |
if (Options & Opt_transparent) |
246 |
{ |
247 |
XSelectInput (Xdisplay, Xroot, PropertyChangeMask); |
248 |
rxvt_check_our_parents (this); |
249 |
} |
250 |
#endif |
251 |
XMapWindow (Xdisplay, TermWin.vt); |
252 |
XMapWindow (Xdisplay, TermWin.parent[0]); |
253 |
|
254 |
init_env (); |
255 |
init_command (cmd_argv); |
256 |
|
257 |
x_ev.start (Xfd, EVENT_READ); |
258 |
pty_ev.start (cmd_fd, EVENT_READ); |
259 |
|
260 |
check_ev.start (); |
261 |
|
262 |
process_x_events (); |
263 |
|
264 |
return true; |
265 |
} |
266 |
|
267 |
/* ------------------------------------------------------------------------- * |
268 |
* SIGNAL HANDLING & EXIT HANDLER * |
269 |
* ------------------------------------------------------------------------- */ |
270 |
/* |
271 |
* Catch a SIGCHLD signal and exit if the direct child has died |
272 |
*/ |
273 |
/* ARGSUSED */ |
274 |
/* EXTPROTO */ |
275 |
RETSIGTYPE |
276 |
rxvt_Child_signal(int sig __attribute__ ((unused))) |
277 |
{ |
278 |
int pid, save_errno = errno; |
279 |
while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR) |
280 |
; |
281 |
errno = save_errno; |
282 |
|
283 |
#if 0 |
284 |
if (pid == R->cmd_pid) |
285 |
exit (EXIT_SUCCESS); |
286 |
#endif |
287 |
} |
288 |
|
289 |
/* |
290 |
* Catch a fatal signal and tidy up before quitting |
291 |
*/ |
292 |
/* EXTPROTO */ |
293 |
RETSIGTYPE |
294 |
rxvt_Exit_signal(int sig) |
295 |
{ |
296 |
signal(sig, SIG_DFL); |
297 |
#ifdef DEBUG_CMD |
298 |
rxvt_print_error("signal %d", sig); |
299 |
#endif |
300 |
rxvt_clean_exit(); |
301 |
kill(getpid(), sig); |
302 |
} |
303 |
|
304 |
/* ARGSUSED */ |
305 |
/* INTPROTO */ |
306 |
int |
307 |
rxvt_xerror_handler(const Display * display |
308 |
__attribute__ ((unused)), const XErrorEvent * event) |
309 |
{ |
310 |
dR; |
311 |
|
312 |
if (R->allowedxerror == -1) |
313 |
R->allowedxerror = event->error_code; |
314 |
else |
315 |
{ |
316 |
rxvt_print_error("XError: Request: %d . %d, Error: %d", |
317 |
event->request_code, event->minor_code, |
318 |
event->error_code); |
319 |
|
320 |
R->destroy (); |
321 |
} |
322 |
|
323 |
return 0; |
324 |
} |
325 |
|
326 |
/*----------------------------------------------------------------------*/ |
327 |
/* |
328 |
* Exit gracefully, clearing the utmp entry and restoring tty attributes |
329 |
* TODO: if debugging, this should free up any known resources if we can |
330 |
*/ |
331 |
/* EXTPROTO */ |
332 |
void |
333 |
rxvt_clean_exit () |
334 |
{ |
335 |
dR; |
336 |
|
337 |
R->destroy (); |
338 |
} |
339 |
|
340 |
/* ------------------------------------------------------------------------- * |
341 |
* MEMORY ALLOCATION WRAPPERS * |
342 |
* ------------------------------------------------------------------------- */ |
343 |
/* EXTPROTO */ |
344 |
void * |
345 |
rxvt_malloc(size_t size) |
346 |
{ |
347 |
void *p; |
348 |
|
349 |
p = malloc(size); |
350 |
if (p) |
351 |
return p; |
352 |
|
353 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
354 |
rxvt_clean_exit(); |
355 |
exit(EXIT_FAILURE); |
356 |
/* NOTREACHED */ |
357 |
} |
358 |
|
359 |
/* EXTPROTO */ |
360 |
void * |
361 |
rxvt_calloc(size_t number, size_t size) |
362 |
{ |
363 |
void *p; |
364 |
|
365 |
p = calloc(number, size); |
366 |
if (p) |
367 |
return p; |
368 |
|
369 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
370 |
rxvt_clean_exit(); |
371 |
exit(EXIT_FAILURE); |
372 |
/* NOTREACHED */ |
373 |
} |
374 |
|
375 |
/* EXTPROTO */ |
376 |
void * |
377 |
rxvt_realloc(void *ptr, size_t size) |
378 |
{ |
379 |
void *p; |
380 |
|
381 |
if (ptr) |
382 |
p = realloc(ptr, size); |
383 |
else |
384 |
p = malloc(size); |
385 |
if (p) |
386 |
return p; |
387 |
|
388 |
fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); |
389 |
rxvt_clean_exit(); |
390 |
exit(EXIT_FAILURE); |
391 |
/* NOTREACHED */ |
392 |
} |
393 |
|
394 |
/* ------------------------------------------------------------------------- * |
395 |
* PRIVILEGED OPERATIONS * |
396 |
* ------------------------------------------------------------------------- */ |
397 |
/* take care of suid/sgid super-user (root) privileges */ |
398 |
/* INTPROTO */ |
399 |
void |
400 |
rxvt_privileges(pR_ int mode) |
401 |
{ |
402 |
#if ! defined(__CYGWIN32__) |
403 |
# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
404 |
/* setreuid() is the poor man's setuid(), seteuid() */ |
405 |
# define seteuid(a) setreuid(-1, (a)) |
406 |
# define setegid(a) setregid(-1, (a)) |
407 |
# define HAVE_SETEUID |
408 |
# endif |
409 |
# ifdef HAVE_SETEUID |
410 |
switch (mode) { |
411 |
case IGNORE: |
412 |
/* |
413 |
* change effective uid/gid - not real uid/gid - so we can switch |
414 |
* back to root later, as required |
415 |
*/ |
416 |
seteuid(getuid()); |
417 |
setegid(getgid()); |
418 |
break; |
419 |
case SAVE: |
420 |
R->euid = geteuid(); |
421 |
R->egid = getegid(); |
422 |
break; |
423 |
case RESTORE: |
424 |
seteuid(R->euid); |
425 |
setegid(R->egid); |
426 |
break; |
427 |
} |
428 |
# else |
429 |
switch (mode) { |
430 |
case IGNORE: |
431 |
setuid(getuid()); |
432 |
setgid(getgid()); |
433 |
/* FALLTHROUGH */ |
434 |
case SAVE: |
435 |
/* FALLTHROUGH */ |
436 |
case RESTORE: |
437 |
break; |
438 |
} |
439 |
# endif |
440 |
#endif |
441 |
} |
442 |
|
443 |
#ifdef UTMP_SUPPORT |
444 |
/* EXTPROTO */ |
445 |
void |
446 |
rxvt_privileged_utmp(pR_ char action) |
447 |
{ |
448 |
D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", |
449 |
action, R->next_utmp_action, getpid())); |
450 |
if (R->next_utmp_action != action || (action != SAVE && action != RESTORE) |
451 |
|| (R->Options & Opt_utmpInhibit) |
452 |
|| R->ttydev == NULL || *R->ttydev == '\0') |
453 |
return; |
454 |
|
455 |
rxvt_privileges(aR_ RESTORE); |
456 |
if (action == SAVE) { |
457 |
R->next_utmp_action = RESTORE; |
458 |
rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); |
459 |
} else { /* action == RESTORE */ |
460 |
R->next_utmp_action = IGNORE; |
461 |
rxvt_cleanutent(aR); |
462 |
} |
463 |
rxvt_privileges(aR_ IGNORE); |
464 |
} |
465 |
#endif |
466 |
|
467 |
#ifndef NO_SETOWNER_TTYDEV |
468 |
/* EXTPROTO */ |
469 |
void |
470 |
rxvt_privileged_ttydev(pR_ char action) |
471 |
{ |
472 |
D_MAIN((stderr, |
473 |
"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", |
474 |
action, R->next_tty_action, getpid())); |
475 |
if (R->next_tty_action != action || (action != SAVE && action != RESTORE) |
476 |
|| R->ttydev == NULL || *R->ttydev == '\0') |
477 |
return; |
478 |
|
479 |
rxvt_privileges(aR_ RESTORE); |
480 |
|
481 |
if (action == SAVE) { |
482 |
R->next_tty_action = RESTORE; |
483 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
484 |
/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */ |
485 |
if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */ |
486 |
R->next_tty_action = IGNORE; |
487 |
else |
488 |
# endif |
489 |
{ |
490 |
chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ |
491 |
chmod(R->ttydev, R->ttymode); |
492 |
# ifdef HAVE_REVOKE |
493 |
revoke(R->ttydev); |
494 |
# endif |
495 |
} |
496 |
} else { /* action == RESTORE */ |
497 |
R->next_tty_action = IGNORE; |
498 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
499 |
chmod(R->ttydev, R->ttyfd_stat.st_mode); |
500 |
chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid); |
501 |
# else |
502 |
chmod(R->ttydev, |
503 |
(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); |
504 |
chown(R->ttydev, 0, 0); |
505 |
# endif |
506 |
} |
507 |
|
508 |
rxvt_privileges(aR_ IGNORE); |
509 |
|
510 |
# ifndef RESET_TTY_TO_COMMON_DEFAULTS |
511 |
D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", |
512 |
action == RESTORE ? "Restoring" : (action == |
513 |
SAVE ? "Saving" : |
514 |
"UNKNOWN ERROR for"), R->ttydev, |
515 |
R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid, |
516 |
R->ttyfd_stat.st_gid)); |
517 |
# endif |
518 |
} |
519 |
#endif |
520 |
|
521 |
/*----------------------------------------------------------------------*/ |
522 |
/* |
523 |
* window size/position calculcations for XSizeHint and other storage. |
524 |
* if width/height are non-zero then override calculated width/height |
525 |
*/ |
526 |
void |
527 |
rxvt_term::window_calc (unsigned int width, unsigned int height) |
528 |
{ |
529 |
short recalc_x, recalc_y; |
530 |
int x, y, sb_w, mb_h, flags; |
531 |
unsigned int w, h; |
532 |
unsigned int max_width, max_height; |
533 |
|
534 |
D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
535 |
TermWin.ncol, TermWin.nrow, szHint.width, |
536 |
szHint.height)); |
537 |
szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; |
538 |
szHint.win_gravity = NorthWestGravity; |
539 |
/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ |
540 |
|
541 |
recalc_x = recalc_y = 0; |
542 |
flags = 0; |
543 |
if (!parsed_geometry) { |
544 |
parsed_geometry = 1; |
545 |
if (rs[Rs_geometry]) |
546 |
flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); |
547 |
if (flags & WidthValue) { |
548 |
TermWin.ncol = BOUND_POSITIVE_INT16(w); |
549 |
szHint.flags |= USSize; |
550 |
} |
551 |
if (flags & HeightValue) { |
552 |
TermWin.nrow = BOUND_POSITIVE_INT16(h); |
553 |
szHint.flags |= USSize; |
554 |
} |
555 |
if (flags & XValue) { |
556 |
szHint.x = x; |
557 |
szHint.flags |= USPosition; |
558 |
if (flags & XNegative) { |
559 |
recalc_x = 1; |
560 |
szHint.win_gravity = NorthEastGravity; |
561 |
} |
562 |
} |
563 |
if (flags & YValue) { |
564 |
szHint.y = y; |
565 |
szHint.flags |= USPosition; |
566 |
if (flags & YNegative) { |
567 |
recalc_y = 1; |
568 |
if (szHint.win_gravity == NorthEastGravity) |
569 |
szHint.win_gravity = SouthEastGravity; |
570 |
else |
571 |
szHint.win_gravity = SouthWestGravity; |
572 |
} |
573 |
} |
574 |
} |
575 |
/* TODO: BOUNDS */ |
576 |
TermWin.width = TermWin.ncol * TermWin.fwidth; |
577 |
TermWin.height = TermWin.nrow * TermWin.fheight; |
578 |
max_width = MAX_COLS * TermWin.fwidth; |
579 |
max_height = MAX_ROWS * TermWin.fheight; |
580 |
|
581 |
szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; |
582 |
|
583 |
sb_w = mb_h = 0; |
584 |
window_vt_x = window_vt_y = 0; |
585 |
if (scrollbar_visible (this)) { |
586 |
sb_w = scrollbar_TotalWidth(); |
587 |
szHint.base_width += sb_w; |
588 |
if (!(Options & Opt_scrollBar_right)) |
589 |
window_vt_x = sb_w; |
590 |
} |
591 |
if (menubar_visible (this)) { |
592 |
mb_h = menuBar_TotalHeight(); |
593 |
szHint.base_height += mb_h; |
594 |
window_vt_y = mb_h; |
595 |
} |
596 |
szHint.width_inc = TermWin.fwidth; |
597 |
szHint.height_inc = TermWin.fheight; |
598 |
szHint.min_width = szHint.base_width + szHint.width_inc; |
599 |
szHint.min_height = szHint.base_height + szHint.height_inc; |
600 |
|
601 |
if (width && width - szHint.base_width < max_width) { |
602 |
szHint.width = width; |
603 |
TermWin.width = width - szHint.base_width; |
604 |
} else { |
605 |
MIN_IT(TermWin.width, max_width); |
606 |
szHint.width = szHint.base_width + TermWin.width; |
607 |
} |
608 |
if (height && height - szHint.base_height < max_height) { |
609 |
szHint.height = height; |
610 |
TermWin.height = height - szHint.base_height; |
611 |
} else { |
612 |
MIN_IT(TermWin.height, max_height); |
613 |
szHint.height = szHint.base_height + TermWin.height; |
614 |
} |
615 |
if (scrollbar_visible (this) && (Options & Opt_scrollBar_right)) |
616 |
window_sb_x = szHint.width - sb_w; |
617 |
|
618 |
if (recalc_x) |
619 |
szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) |
620 |
- szHint.width - 2 * TermWin.ext_bwidth); |
621 |
if (recalc_y) |
622 |
szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) |
623 |
- szHint.height - 2 * TermWin.ext_bwidth); |
624 |
|
625 |
TermWin.ncol = TermWin.width / TermWin.fwidth; |
626 |
TermWin.nrow = TermWin.height / TermWin.fheight; |
627 |
D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
628 |
TermWin.ncol, TermWin.nrow, szHint.width, |
629 |
szHint.height)); |
630 |
return; |
631 |
} |
632 |
|
633 |
/*----------------------------------------------------------------------*/ |
634 |
/* |
635 |
* Tell the teletype handler what size the window is. |
636 |
* Called after a window size change. |
637 |
*/ |
638 |
void |
639 |
rxvt_term::tt_winch () |
640 |
{ |
641 |
struct winsize ws; |
642 |
|
643 |
if (cmd_fd < 0) |
644 |
return; |
645 |
|
646 |
ws.ws_col = TermWin.ncol; |
647 |
ws.ws_row = TermWin.nrow; |
648 |
ws.ws_xpixel = ws.ws_ypixel = 0; |
649 |
#ifndef DEBUG_SIZE |
650 |
(void)ioctl (cmd_fd, TIOCSWINSZ, &ws); |
651 |
#else |
652 |
if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) |
653 |
D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); |
654 |
# ifdef SIGWINCH |
655 |
else if (cmd_pid) /* force through to the command */ |
656 |
kill (cmd_pid, SIGWINCH); |
657 |
# endif |
658 |
#endif |
659 |
} |
660 |
|
661 |
/*----------------------------------------------------------------------*/ |
662 |
/* rxvt_change_font() - Switch to a new font */ |
663 |
/* |
664 |
* init = 1 - initialize |
665 |
* |
666 |
* fontname == FONT_UP - switch to bigger font |
667 |
* fontname == FONT_DN - switch to smaller font |
668 |
*/ |
669 |
/* EXTPROTO */ |
670 |
void |
671 |
rxvt_change_font(pR_ int init, const char *fontname) |
672 |
{ |
673 |
} |
674 |
|
675 |
/* INTPROTO */ |
676 |
void |
677 |
rxvt_font_up_down(pR_ int n, int direction) |
678 |
{ |
679 |
} |
680 |
|
681 |
/*----------------------------------------------------------------------*/ |
682 |
/*----------------------------------------------------------------------*/ |
683 |
/* xterm sequences - title, iconName, color (exptl) */ |
684 |
/* EXTPROTO */ |
685 |
void |
686 |
rxvt_set_title(pR_ const char *str) |
687 |
{ |
688 |
#ifndef SMART_WINDOW_TITLE |
689 |
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
690 |
#else |
691 |
char *name; |
692 |
|
693 |
if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0) |
694 |
name = NULL; |
695 |
if (name == NULL || STRCMP(name, str)) |
696 |
XStoreName(R->Xdisplay, R->TermWin.parent[0], str); |
697 |
if (name) |
698 |
XFree(name); |
699 |
#endif |
700 |
} |
701 |
|
702 |
/* EXTPROTO */ |
703 |
void |
704 |
rxvt_set_iconName(pR_ const char *str) |
705 |
{ |
706 |
#ifndef SMART_WINDOW_TITLE |
707 |
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
708 |
#else |
709 |
char *name; |
710 |
|
711 |
if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name)) |
712 |
name = NULL; |
713 |
if (name == NULL || STRCMP(name, str)) |
714 |
XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); |
715 |
if (name) |
716 |
XFree(name); |
717 |
#endif |
718 |
} |
719 |
|
720 |
#ifdef XTERM_COLOR_CHANGE |
721 |
/* EXTPROTO */ |
722 |
void |
723 |
rxvt_set_window_color(pR_ int idx, const char *color) |
724 |
{ |
725 |
rxvt_color xcol; |
726 |
int i; |
727 |
|
728 |
if (color == NULL || *color == '\0') |
729 |
return; |
730 |
|
731 |
/* handle color aliases */ |
732 |
if (isdigit(*color)) { |
733 |
i = atoi(color); |
734 |
if (i >= 8 && i <= 15) { /* bright colors */ |
735 |
i -= 8; |
736 |
# ifndef NO_BRIGHTCOLOR |
737 |
R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; |
738 |
SET_PIXCOLOR(R, idx); |
739 |
goto Done; |
740 |
# endif |
741 |
} |
742 |
if (i >= 0 && i <= 7) { /* normal colors */ |
743 |
R->PixColors[idx] = R->PixColors[minCOLOR + i]; |
744 |
SET_PIXCOLOR(R, idx); |
745 |
goto Done; |
746 |
} |
747 |
} |
748 |
if (!rxvt_rXParseAllocColor(aR_ & xcol, color)) |
749 |
return; |
750 |
/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */ |
751 |
|
752 |
/* |
753 |
* FIXME: should free colors here, but no idea how to do it so instead, |
754 |
* so just keep gobbling up the colormap |
755 |
*/ |
756 |
# if 0 |
757 |
for (i = Color_Black; i <= Color_White; i++) |
758 |
if (R->PixColors[idx] == R->PixColors[i]) |
759 |
break; |
760 |
if (i > Color_White) { |
761 |
/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */ |
762 |
XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1, |
763 |
DisplayPlanes(R->Xdisplay, Xscreen)); |
764 |
} |
765 |
# endif |
766 |
|
767 |
R->PixColors[idx] = xcol; |
768 |
SET_PIXCOLOR(R, idx); |
769 |
|
770 |
/* XSetWindowAttributes attr; */ |
771 |
/* Cursor cursor; */ |
772 |
Done: |
773 |
if (idx == Color_bg && !(R->Options & Opt_transparent)) |
774 |
XSetWindowBackground(R->Xdisplay, R->TermWin.vt, |
775 |
R->PixColors[Color_bg]); |
776 |
|
777 |
/* handle Color_BD, scrollbar background, etc. */ |
778 |
|
779 |
rxvt_set_colorfgbg (aR); |
780 |
R->recolour_cursor (); |
781 |
/* the only reasonable way to enforce a clean update */ |
782 |
rxvt_scr_poweron (aR); |
783 |
} |
784 |
|
785 |
#else |
786 |
# define rxvt_set_window_color(aR_ idx,color) ((void)0) |
787 |
#endif /* XTERM_COLOR_CHANGE */ |
788 |
|
789 |
void |
790 |
rxvt_term::recolour_cursor () |
791 |
{ |
792 |
#if TODO |
793 |
rxvt_color xcol[2]; |
794 |
|
795 |
xcol[0] = PixColors[Color_pointer]; |
796 |
xcol[1] = PixColors[Color_bg]; |
797 |
XQueryColors (Xdisplay, XCMAP, xcol, 2); |
798 |
XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); |
799 |
#endif |
800 |
} |
801 |
|
802 |
/*----------------------------------------------------------------------*/ |
803 |
/* |
804 |
* find if fg/bg matches any of the normal (low-intensity) colors |
805 |
*/ |
806 |
/* INTPROTO */ |
807 |
void |
808 |
rxvt_set_colorfgbg(pR) |
809 |
{ |
810 |
unsigned int i; |
811 |
const char *xpmb = "\0"; |
812 |
char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; |
813 |
|
814 |
R->env_colorfgbg = |
815 |
(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); |
816 |
STRCPY(fstr, "default"); |
817 |
STRCPY(bstr, "default"); |
818 |
for (i = Color_Black; i <= Color_White; i++) |
819 |
if (R->PixColors[Color_fg] == R->PixColors[i]) { |
820 |
sprintf(fstr, "%d", (i - Color_Black)); |
821 |
break; |
822 |
} |
823 |
for (i = Color_Black; i <= Color_White; i++) |
824 |
if (R->PixColors[Color_bg] == R->PixColors[i]) { |
825 |
sprintf(bstr, "%d", (i - Color_Black)); |
826 |
#ifdef XPM_BACKGROUND |
827 |
xpmb = "default;"; |
828 |
#endif |
829 |
break; |
830 |
} |
831 |
sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); |
832 |
putenv(R->env_colorfgbg); |
833 |
|
834 |
#ifndef NO_BRIGHTCOLOR |
835 |
R->colorfgbg = DEFAULT_RSTYLE; |
836 |
for (i = minCOLOR; i <= maxCOLOR; i++) { |
837 |
if (R->PixColors[Color_fg] == R->PixColors[i]) |
838 |
R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i); |
839 |
if (R->PixColors[Color_bg] == R->PixColors[i]) |
840 |
R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i); |
841 |
} |
842 |
#endif |
843 |
} |
844 |
|
845 |
/*----------------------------------------------------------------------*/ |
846 |
/* |
847 |
* Colour determination for low colour displays, routine from |
848 |
* Hans de Goede <hans@highrise.nl> |
849 |
*/ |
850 |
|
851 |
/* EXTPROTO */ |
852 |
int |
853 |
rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) |
854 |
{ |
855 |
screen_in_out->set(aR_ colour); |
856 |
|
857 |
if (!screen_in_out->set(aR_ colour)) { |
858 |
rxvt_print_error("can't allocate colour: %s", colour); |
859 |
return false; |
860 |
} |
861 |
|
862 |
return true; |
863 |
} |
864 |
|
865 |
/* -------------------------------------------------------------------- * |
866 |
* - WINDOW RESIZING - * |
867 |
* -------------------------------------------------------------------- */ |
868 |
void |
869 |
rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) |
870 |
{ |
871 |
int fix_screen; |
872 |
|
873 |
#ifdef SMART_RESIZE |
874 |
int old_width = szHint.width, old_height = szHint.height; |
875 |
#endif |
876 |
|
877 |
window_calc (width, height); |
878 |
XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); |
879 |
if (!ignoreparent) |
880 |
{ |
881 |
#ifdef SMART_RESIZE |
882 |
/* |
883 |
* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> |
884 |
* reposition window on resize depending on placement on screen |
885 |
*/ |
886 |
int x, y, x1, y1; |
887 |
int dx, dy; |
888 |
unsigned int unused_w1, unused_h1, unused_b1, unused_d1; |
889 |
Window unused_cr; |
890 |
|
891 |
XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, |
892 |
0, 0, &x, &y, &unused_cr); |
893 |
XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, |
894 |
&unused_w1, &unused_h1, &unused_b1, &unused_d1); |
895 |
/* |
896 |
* if Xroot isn't the parent window, a WM will probably have offset |
897 |
* our position for handles and decorations. Counter it |
898 |
*/ |
899 |
if (x1 != x || y1 != y) { |
900 |
x -= x1; |
901 |
y -= y1; |
902 |
} |
903 |
|
904 |
x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; |
905 |
y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; |
906 |
dx = old_width - szHint.width; |
907 |
dy = old_height - szHint.height; |
908 |
|
909 |
/* Check position of the center of the window */ |
910 |
if (x < x1) /* left half */ |
911 |
dx = 0; |
912 |
else if (x == x1) /* exact center */ |
913 |
dx /= 2; |
914 |
if (y < y1) /* top half */ |
915 |
dy = 0; |
916 |
else if (y == y1) /* exact center */ |
917 |
dy /= 2; |
918 |
|
919 |
XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, |
920 |
szHint.width, szHint.height); |
921 |
#else |
922 |
XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, |
923 |
szHint.height); |
924 |
#endif |
925 |
} |
926 |
|
927 |
fix_screen = (TermWin.ncol != prev_ncol |
928 |
|| TermWin.nrow != prev_nrow); |
929 |
|
930 |
if (fix_screen || width != old_width || height != old_height) |
931 |
{ |
932 |
if (scrollbar_visible (this)) |
933 |
{ |
934 |
XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, |
935 |
0, scrollbar_TotalWidth (), szHint.height); |
936 |
resize_scrollbar (); |
937 |
} |
938 |
|
939 |
if (menubar_visible (this)) |
940 |
XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, |
941 |
0, TermWin_TotalWidth (), menuBar_TotalHeight ()); |
942 |
|
943 |
XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x, |
944 |
window_vt_y, TermWin_TotalWidth (), |
945 |
TermWin_TotalHeight ()); |
946 |
#ifdef RXVT_GRAPHICS |
947 |
if (old_height) |
948 |
rxvt_Gr_Resize (this, old_width - szHint.base_width, |
949 |
old_height - szHint.base_height); |
950 |
#endif |
951 |
scr_clear (); |
952 |
#ifdef XPM_BACKGROUND |
953 |
rxvt_resize_pixmap (this); |
954 |
#endif |
955 |
} |
956 |
|
957 |
if (fix_screen || old_height == 0) |
958 |
{ |
959 |
int curr_screen = -1; |
960 |
uint16_t old_ncol = prev_ncol; |
961 |
|
962 |
/* scr_reset only works on the primary screen */ |
963 |
if (old_height) /* this is not the first time through */ |
964 |
curr_screen = rxvt_scr_change_screen (this, PRIMARY); |
965 |
|
966 |
scr_reset(); |
967 |
|
968 |
if (curr_screen >= 0) /* this is not the first time through */ |
969 |
{ |
970 |
rxvt_scr_change_screen (this, curr_screen); |
971 |
rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0); |
972 |
} |
973 |
} |
974 |
|
975 |
old_width = szHint.width; |
976 |
old_height = szHint.height; |
977 |
|
978 |
#ifdef USE_XIM |
979 |
rxvt_IMSetStatusPosition (this); |
980 |
#endif |
981 |
} |
982 |
|
983 |
/* |
984 |
* Set the width/height of the vt window in characters. Units are pixels. |
985 |
* good for toggling 80/132 columns |
986 |
*/ |
987 |
/* EXTPROTO */ |
988 |
void |
989 |
rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) |
990 |
{ |
991 |
XWindowAttributes wattr; |
992 |
|
993 |
if (width == 0 || height == 0) { |
994 |
XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); |
995 |
if (width == 0) |
996 |
width = wattr.width - R->szHint.base_width; |
997 |
if (height == 0) |
998 |
height = wattr.height - R->szHint.base_height; |
999 |
} |
1000 |
if (width != R->TermWin.width || height != R->TermWin.height) { |
1001 |
width += R->szHint.base_width; |
1002 |
height += R->szHint.base_height; |
1003 |
R->resize_all_windows (width, height, 0); |
1004 |
} |
1005 |
} |
1006 |
|
1007 |
/* -------------------------------------------------------------------- * |
1008 |
* - X INPUT METHOD ROUTINES - * |
1009 |
* -------------------------------------------------------------------- */ |
1010 |
#ifdef USE_XIM |
1011 |
void |
1012 |
rxvt_term::set_size (XRectangle *size) |
1013 |
{ |
1014 |
size->x = TermWin.int_bwidth; |
1015 |
size->y = TermWin.int_bwidth; |
1016 |
size->width = Width2Pixel(TermWin.ncol); |
1017 |
size->height = Height2Pixel(TermWin.nrow); |
1018 |
} |
1019 |
|
1020 |
void |
1021 |
rxvt_term::set_color (unsigned long *fg, unsigned long *bg) |
1022 |
{ |
1023 |
*fg = PixColors[Color_fg]; |
1024 |
*bg = PixColors[Color_bg]; |
1025 |
} |
1026 |
|
1027 |
/* Checking whether input method is running. */ |
1028 |
/* INTPROTO */ |
1029 |
Bool |
1030 |
rxvt_IMisRunning(pR) |
1031 |
{ |
1032 |
char *p; |
1033 |
Atom atom; |
1034 |
Window win; |
1035 |
char server[IMBUFSIZ]; |
1036 |
|
1037 |
/* get current locale modifier */ |
1038 |
if ((p = XSetLocaleModifiers(NULL)) != NULL) { |
1039 |
STRCPY(server, "@server="); |
1040 |
STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ |
1041 |
if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ |
1042 |
*p = '\0'; |
1043 |
|
1044 |
atom = XInternAtom(R->Xdisplay, server, False); |
1045 |
win = XGetSelectionOwner(R->Xdisplay, atom); |
1046 |
if (win != None) |
1047 |
return True; |
1048 |
} |
1049 |
return False; |
1050 |
} |
1051 |
|
1052 |
/* EXTPROTO */ |
1053 |
void |
1054 |
rxvt_IMSendSpot(pR) |
1055 |
{ |
1056 |
XPoint spot; |
1057 |
XVaNestedList preedit_attr; |
1058 |
|
1059 |
if (R->Input_Context == NULL |
1060 |
|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) |
1061 |
|| !(R->event_type == KeyPress |
1062 |
|| R->event_type == Expose |
1063 |
|| R->event_type == NoExpose |
1064 |
|| R->event_type == SelectionNotify |
1065 |
|| R->event_type == ButtonRelease || R->event_type == FocusIn) |
1066 |
|| !rxvt_IMisRunning(aR)) |
1067 |
return; |
1068 |
|
1069 |
R->set_position (&spot); |
1070 |
|
1071 |
preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); |
1072 |
XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); |
1073 |
XFree(preedit_attr); |
1074 |
} |
1075 |
|
1076 |
void |
1077 |
rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, |
1078 |
XRectangle * needed_rect) |
1079 |
{ |
1080 |
int mbh, vtx = 0; |
1081 |
|
1082 |
if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right)) |
1083 |
vtx = scrollbar_TotalWidth(); |
1084 |
|
1085 |
mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0; |
1086 |
mbh -= TermWin.lineSpace; |
1087 |
|
1088 |
preedit_rect->x = needed_rect->width + vtx; |
1089 |
preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh; |
1090 |
|
1091 |
preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx; |
1092 |
preedit_rect->height = Height2Pixel(1); |
1093 |
|
1094 |
status_rect->x = vtx; |
1095 |
status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh; |
1096 |
|
1097 |
status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1); |
1098 |
status_rect->height = Height2Pixel(1); |
1099 |
} |
1100 |
|
1101 |
/* ARGSUSED */ |
1102 |
/* INTPROTO */ |
1103 |
void |
1104 |
rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data |
1105 |
__attribute__ ((unused)), XPointer call_data |
1106 |
__attribute__ ((unused))) |
1107 |
{ |
1108 |
dR; |
1109 |
|
1110 |
R->Input_Context = NULL; |
1111 |
/* To avoid Segmentation Fault in C locale: Solaris only? */ |
1112 |
if (STRCMP(R->locale, "C")) |
1113 |
XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL, |
1114 |
rxvt_IMInstantiateCallback, NULL); |
1115 |
} |
1116 |
|
1117 |
/* |
1118 |
* Try to open a XIM with the current modifiers, then see if we can |
1119 |
* open a suitable preedit type |
1120 |
*/ |
1121 |
static Bool |
1122 |
rxvt_IM_get_IC (pR) |
1123 |
{ |
1124 |
int i, j, found; |
1125 |
XIM xim; |
1126 |
XPoint spot; |
1127 |
XRectangle rect, status_rect, needed_rect; |
1128 |
unsigned long fg, bg; |
1129 |
const char *p; |
1130 |
char **s; |
1131 |
XIMStyles *xim_styles; |
1132 |
XVaNestedList preedit_attr, status_attr; |
1133 |
XIMCallback ximcallback; |
1134 |
|
1135 |
D_MAIN((stderr, "rxvt_IM_get_IC()")); |
1136 |
xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL); |
1137 |
if (xim == NULL) |
1138 |
return False; |
1139 |
|
1140 |
xim_styles = NULL; |
1141 |
if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) |
1142 |
|| !xim_styles || !xim_styles->count_styles) { |
1143 |
XCloseIM(xim); |
1144 |
return False; |
1145 |
} |
1146 |
|
1147 |
p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] |
1148 |
: "OverTheSpot,OffTheSpot,Root"; |
1149 |
s = rxvt_splitcommastring(p); |
1150 |
for (i = found = 0; !found && s[i]; i++) { |
1151 |
if (!STRCMP(s[i], "OverTheSpot")) |
1152 |
R->input_style = (XIMPreeditPosition | XIMStatusNothing); |
1153 |
else if (!STRCMP(s[i], "OffTheSpot")) |
1154 |
R->input_style = (XIMPreeditArea | XIMStatusArea); |
1155 |
else if (!STRCMP(s[i], "Root")) |
1156 |
R->input_style = (XIMPreeditNothing | XIMStatusNothing); |
1157 |
|
1158 |
for (j = 0; j < xim_styles->count_styles; j++) |
1159 |
if (R->input_style == xim_styles->supported_styles[j]) { |
1160 |
found = 1; |
1161 |
break; |
1162 |
} |
1163 |
} |
1164 |
for (i = 0; s[i]; i++) |
1165 |
free(s[i]); |
1166 |
free(s); |
1167 |
XFree(xim_styles); |
1168 |
|
1169 |
if (!found) { |
1170 |
XCloseIM(xim); |
1171 |
return False; |
1172 |
} |
1173 |
|
1174 |
ximcallback.callback = rxvt_IMDestroyCallback; |
1175 |
|
1176 |
/* XXX: not sure why we need this (as well as IC one below) */ |
1177 |
XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); |
1178 |
|
1179 |
preedit_attr = status_attr = NULL; |
1180 |
|
1181 |
if (R->input_style & XIMPreeditPosition) { |
1182 |
R->set_size (&rect); |
1183 |
R->set_position (&spot); |
1184 |
R->set_color (&fg, &bg); |
1185 |
|
1186 |
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1187 |
XNSpotLocation, &spot, |
1188 |
XNForeground, fg, XNBackground, bg, |
1189 |
//XNFontSet, R->TermWin.fontset, |
1190 |
NULL); |
1191 |
} else if (R->input_style & XIMPreeditArea) { |
1192 |
R->set_color (&fg, &bg); |
1193 |
|
1194 |
/* |
1195 |
* The necessary width of preedit area is unknown |
1196 |
* until create input context. |
1197 |
*/ |
1198 |
needed_rect.width = 0; |
1199 |
|
1200 |
R->set_preedit_area(&rect, &status_rect, &needed_rect); |
1201 |
|
1202 |
preedit_attr = XVaCreateNestedList(0, XNArea, &rect, |
1203 |
XNForeground, fg, XNBackground, bg, |
1204 |
//XNFontSet, R->TermWin.fontset, |
1205 |
NULL); |
1206 |
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, |
1207 |
XNForeground, fg, XNBackground, bg, |
1208 |
//XNFontSet, R->TermWin.fontset, |
1209 |
NULL); |
1210 |
} |
1211 |
R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style, |
1212 |
XNClientWindow, R->TermWin.parent[0], |
1213 |
XNFocusWindow, R->TermWin.parent[0], |
1214 |
XNDestroyCallback, &ximcallback, |
1215 |
preedit_attr ? XNPreeditAttributes : NULL, |
1216 |
preedit_attr, |
1217 |
status_attr ? XNStatusAttributes : NULL, |
1218 |
status_attr, NULL); |
1219 |
if (preedit_attr) |
1220 |
XFree(preedit_attr); |
1221 |
if (status_attr) |
1222 |
XFree(status_attr); |
1223 |
if (R->Input_Context == NULL) { |
1224 |
rxvt_print_error("failed to create input context"); |
1225 |
XCloseIM(xim); |
1226 |
return False; |
1227 |
} |
1228 |
if (R->input_style & XIMPreeditArea) |
1229 |
rxvt_IMSetStatusPosition(aR); |
1230 |
D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); |
1231 |
return True; |
1232 |
} |
1233 |
|
1234 |
/* |
1235 |
* X manual pages and include files don't match on some systems: |
1236 |
* some think this is an XIDProc and others an XIMProc so we can't |
1237 |
* use the first argument - need to update this to be nice for |
1238 |
* both types via some sort of configure detection |
1239 |
*/ |
1240 |
/* ARGSUSED */ |
1241 |
/* EXTPROTO */ |
1242 |
void |
1243 |
rxvt_IMInstantiateCallback(Display * unused |
1244 |
__attribute__ ((unused)), XPointer client_data |
1245 |
__attribute__ ((unused)), XPointer call_data |
1246 |
__attribute__ ((unused))) |
1247 |
{ |
1248 |
dR; |
1249 |
int i, found, had_im; |
1250 |
const char *p; |
1251 |
char **s; |
1252 |
char buf[IMBUFSIZ]; |
1253 |
|
1254 |
D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); |
1255 |
if (R->Input_Context) |
1256 |
return; |
1257 |
|
1258 |
#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) |
1259 |
if (R->rs[Rs_imLocale]) |
1260 |
setlocale (LC_CTYPE, R->rs[Rs_imLocale]); |
1261 |
#endif |
1262 |
|
1263 |
p = R->rs[Rs_inputMethod]; |
1264 |
if (p && *p) |
1265 |
{ |
1266 |
bool found = false; |
1267 |
|
1268 |
s = rxvt_splitcommastring (p); |
1269 |
for (i = 0; s[i]; i++) |
1270 |
{ |
1271 |
if (*s[i]) |
1272 |
{ |
1273 |
STRCPY (buf, "@im="); |
1274 |
STRNCAT (buf, s[i], IMBUFSIZ - 5); |
1275 |
if ((p = XSetLocaleModifiers (buf)) && *p |
1276 |
&& rxvt_IM_get_IC (aR)) |
1277 |
{ |
1278 |
found = true; |
1279 |
break; |
1280 |
} |
1281 |
} |
1282 |
} |
1283 |
for (i = 0; s[i]; i++) |
1284 |
free(s[i]); |
1285 |
free(s); |
1286 |
|
1287 |
if (found) |
1288 |
goto done; |
1289 |
} |
1290 |
|
1291 |
/* try with XMODIFIERS env. var. */ |
1292 |
if ((p = XSetLocaleModifiers ("")) && *p |
1293 |
&& rxvt_IM_get_IC (aR)) |
1294 |
goto done; |
1295 |
|
1296 |
/* try with no modifiers base IF the user didn't specify an IM */ |
1297 |
if ((p = XSetLocaleModifiers ("@im=none")) && *p |
1298 |
&& rxvt_IM_get_IC (aR) == True) |
1299 |
goto done; |
1300 |
|
1301 |
done: |
1302 |
#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) |
1303 |
if (R->rs[Rs_imLocale]) |
1304 |
setlocale (LC_CTYPE, R->locale); |
1305 |
#endif |
1306 |
} |
1307 |
|
1308 |
/* EXTPROTO */ |
1309 |
void |
1310 |
rxvt_IMSetStatusPosition(pR) |
1311 |
{ |
1312 |
XRectangle preedit_rect, status_rect, *needed_rect; |
1313 |
XVaNestedList preedit_attr, status_attr; |
1314 |
|
1315 |
if (R->Input_Context == NULL |
1316 |
|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea) |
1317 |
|| !rxvt_IMisRunning(aR)) |
1318 |
return; |
1319 |
|
1320 |
/* Getting the necessary width of preedit area */ |
1321 |
status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); |
1322 |
XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); |
1323 |
XFree(status_attr); |
1324 |
|
1325 |
R->set_preedit_area(&preedit_rect, &status_rect, needed_rect); |
1326 |
|
1327 |
preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); |
1328 |
status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); |
1329 |
|
1330 |
XSetICValues(R->Input_Context, |
1331 |
XNPreeditAttributes, preedit_attr, |
1332 |
XNStatusAttributes, status_attr, NULL); |
1333 |
|
1334 |
XFree(preedit_attr); |
1335 |
XFree(status_attr); |
1336 |
} |
1337 |
#endif /* USE_XIM */ |
1338 |
|
1339 |
/*----------------------------------------------------------------------*/ |
1340 |
rxvt_t rxvt_current_term; |
1341 |
|
1342 |
/*----------------------- end-of-file (C source) -----------------------*/ |