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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.7 by pcg, Wed Nov 26 10:42:34 2003 UTC vs.
Revision 1.51 by pcg, Sat Mar 6 00:05:01 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*;
2	* File: main.c	2	* File: main.c
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.7 2003/11/26 10:42:34 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
		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	class rxvt_composite_vec rxvt_composite;
		62
		63	text_t rxvt_composite_vec::compose (uint32_t c1, uint32_t c2)
		64	{
		65	compose_char *cc;
		66
		67	// break compose chains, as stupid readline really likes to duplicate
		68	// composing characters for some reason near the end of a line.
		69	cc = (*this)[c1];
		70	while (cc)
		71	{
		72	if (cc->c2 == c2) return c1;
		73	cc = (*this)[cc->c1];
		74	}
		75
		76	// check to see wether this combination already exists otherwise
		77	for (cc = v.end (); cc-- > v.begin (); )
		78	{
		79	if (cc->c1 == c1 && cc->c2 == c2)
		80	return COMPOSE_LO + (cc - v.begin ());
		81	}
		82
		83	// allocate a new combination
		84	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		85	{
		86	static int seen;
		87
		88	if (!seen++)
		89	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		90
		91	return REPLACEMENT_CHAR;
		92	}
		93
		94	v.push_back (compose_char (c1, c2));
		95
		96	return v.size () - 1 + COMPOSE_LO;
		97	}
		98
		99	int rxvt_composite_vec::expand (uint32_t c, wchar_t *r)
		100	{
		101	compose_char *cc = (*this)[c];
		102
		103	if (!cc)
		104	{
		105	if (r) *r = c;
		106	return 1;
		107	}
		108
		109	int len = expand (cc->c1, r);
		110
		111	if (r) r += len;
		112
		113	if (cc->c2 != NOCHAR)
		114	{
		115	len++;
		116	if (r) *r++ = cc->c2;
		117	}
		118
		119	return len;
		120
		121	}
		122
		123	extern struct rxvt_composite_vec rxvt_composite;
47	void *	124	void *
48	rxvt_term::operator new (size_t s)	125	rxvt_term::operator new (size_t s)
49	{	126	{
50	void *p = malloc (s);	127	void *p = malloc (s);
51		128
…		…
58	{	135	{
59	free (p);	136	free (p);
60	}	137	}
61		138
62	rxvt_term::rxvt_term ()	139	rxvt_term::rxvt_term ()
		140	:
		141	rootwin_ev (this, &rxvt_term::rootwin_cb),
		142	termwin_ev (this, &rxvt_term::x_cb),
63	: pty_ev (this, &rxvt_term::pty_cb),	143	vt_ev (this, &rxvt_term::x_cb),
		144	#ifdef HAVE_SCROLLBARS
		145	scrollbar_ev (this, &rxvt_term::x_cb),
		146	#endif
		147	#ifdef MENUBAR
		148	menubar_ev (this, &rxvt_term::x_cb),
		149	#endif
64	#ifdef CURSOR_BLINK	150	#ifdef CURSOR_BLINK
		151	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		152	#endif
		153	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	154	text_blink_ev (this, &rxvt_term::text_blink_cb),
66	#endif	155	#endif
67	#ifdef POINTER_BLANK	156	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	157	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	158	#endif
		159	#ifdef USE_XIM
70	x_ev (this, &rxvt_term::x_cb)	160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
		162	check_ev (this, &rxvt_term::check_cb),
		163	destroy_ev (this, &rxvt_term::destroy_cb),
		164	pty_ev (this, &rxvt_term::pty_cb),
		165	incr_ev (this, &rxvt_term::incr_cb)
71	{	166	{
72	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	167	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
73	}	168	}
74		169
75	rxvt_term::~rxvt_term ()	170	rxvt_term::~rxvt_term ()
76	{	171	{
		172	if (cmd_fd >= 0)
		173	close (cmd_fd);
		174
		175	#ifndef NO_SETOWNER_TTYDEV
		176	privileged_ttydev (RESTORE);
		177	#endif
		178	#ifdef UTMP_SUPPORT
		179	privileged_utmp (RESTORE);
		180	#endif
		181
		182	delete TermWin.fontset;
		183
		184	if (display)
		185	{
		186	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		187	delete menuBar.drawable;
		188	//if (menuBar.win)
		189	// XDestroyWindow (display->display, menuBar.win);
		190	#endif
		191	delete TermWin.drawable;
		192	// destroy all windows
		193	if (TermWin.parent[0])
		194	XDestroyWindow (display->display, TermWin.parent[0]);
		195	}
		196
		197	// TODO: free pixcolours, colours should become part of rxvt_display
		198
77	delete PixColors;	199	delete PixColors;
		200
		201	displays.put (display);
		202
		203	scr_release ();
		204
		205	free (env_windowid);
		206	free (env_display);
		207	free (env_term);
		208	free (env_colorfgbg);
		209	free (locale);
		210	free (codeset);
		211
		212	delete envv;
		213	delete argv;
		214	}
		215
		216	void
		217	rxvt_term::destroy ()
		218	{
		219	if (display)
		220	{
		221	rootwin_ev.stop (display);
		222	termwin_ev.stop (display);
		223	vt_ev.stop (display);
		224	#ifdef USE_XIM
		225	im_destroy ();
		226	im_ev.stop (display);
		227	#endif
		228	#ifdef HAVE_SCROLLBARS
		229	scrollbar_ev.stop (display);
		230	#endif
		231	#ifdef MENUBAR
		232	menubar_ev.stop (display);
		233	#endif
		234	}
		235
		236	check_ev.stop ();
		237	pty_ev.stop ();
		238	#ifdef CURSOR_BLINK
		239	cursor_blink_ev.stop ();
		240	#endif
		241	#ifdef TEXT_BLINK
		242	text_blink_ev.stop ();
		243	#endif
		244	#ifdef POINTER_BLANK
		245	pointer_ev.stop ();
		246	#endif
		247
		248	destroy_ev.start (0);
		249	}
		250
		251	void
		252	rxvt_term::destroy_cb (time_watcher &w)
		253	{
		254	SET_R (this);
		255
		256	delete this;
78	}	257	}
79		258
80	/*----------------------------------------------------------------------*/	259	/*----------------------------------------------------------------------*/
81	/* rxvt_init() */	260	/* rxvt_init () */
82	/* LIBPROTO */	261	/* LIBPROTO */
83	rxvt_t	262	rxvt_t
84	rxvt_init(int argc, const char *const *argv)	263	rxvt_init (int argc, const char *const *argv)
85	{	264	{
86	SET_R(new rxvt_term);	265	SET_R (new rxvt_term);
87	dR;
88		266
89	if (!R->init_vars () || !R->init (argc, argv))	267	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
90	{	268	{
91	delete R;	269	delete GET_R;
92	return NULL;	270	SET_R (0);
93	}	271	}
94		272
95	return R;	273	return GET_R;
		274	}
		275
		276	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		277
		278	void
		279	rxvt_init_signals ()
		280	{
		281	/* install exit handler for cleanup */
		282	#if 0
		283	#ifdef HAVE_ATEXIT
		284	atexit (rxvt_clean_exit);
		285	#else
		286	#endif
		287	#endif
		288
		289	struct sigaction sa;
		290
		291	sigfillset (&sa.sa_mask);
		292	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		293	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		294	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		295	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		296	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		297	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		298	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		299
		300	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		301	/* signal (SIGURG, SIG_DFL); */
		302
		303	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		304	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
96	}	305	}
97		306
98	bool	307	bool
99	rxvt_term::init (int argc, const char *const *argv)	308	rxvt_term::init (int argc, const char *const *argv)
100	{	309	{
101	dR;//TODO (scrollbar, setidle)
102
103	/*	310	/*
104	* Save and then give up any super-user privileges	311	* Save and then give up any super-user privileges
105	* If we need privileges in any area then we must specifically request it.	312	* If we need privileges in any area then we must specifically request it.
106	* We should only need to be root in these cases:	313	* We should only need to be root in these cases:
107	* 1. write utmp entries on some systems	314	* 1. write utmp entries on some systems
108	* 2. chown tty on some systems	315	* 2. chown tty on some systems
109	*/	316	*/
110	rxvt_privileges (this, SAVE);	317	privileges (SAVE);
111	rxvt_privileges (this, IGNORE);	318	privileges (IGNORE);
112		319
113	rxvt_init_secondary (this);	320	init_secondary ();
114		321
115	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	322	const char **cmd_argv = init_resources (argc, argv);
116		323
		324	set_locale ("");
		325
117	#if (MENUBAR_MAX)	326	#if MENUBAR_MAX
118	rxvt_menubar_read (this, rs[Rs_menu]);	327	menubar_read (rs[Rs_menu]);
119	#endif	328	#endif
120	#ifdef HAVE_SCROLLBARS	329	#ifdef HAVE_SCROLLBARS
121	if (Options & Opt_scrollBar)	330	if (Options & Opt_scrollBar)
122	scrollbar_setIdle (); /* set existence for size calculations */	331	scrollBar.setIdle (); /* set existence for size calculations */
123	#endif	332	#endif
124		333
125	rxvt_Create_Windows (this, argc, argv);	334	create_windows (argc, argv);
126		335
127	rxvt_init_xlocale (this);	336	init_xlocale ();
128		337
129	rxvt_scr_reset (this); /* initialize screen */	338	scr_reset (); /* initialize screen */
130	#ifdef RXVT_GRAPHICS
131	rxvt_Gr_reset (this); /* reset graphics */
132	#endif
133		339
134	#if 0	340	#if 0
135	#ifdef DEBUG_X
136	XSynchronize(Xdisplay, True);	341	XSynchronize (display->display, True);
137	XSetErrorHandler((XErrorHandler) abort);
138	#else
139	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140	#endif
141	#endif	342	#endif
142		343
143	#ifdef HAVE_SCROLLBARS	344	#ifdef HAVE_SCROLLBARS
144	if (Options & Opt_scrollBar)	345	if (Options & Opt_scrollBar)
145	rxvt_Resize_scrollBar (this); /* create and map scrollbar */	346	resize_scrollbar (); /* create and map scrollbar */
146	#endif	347	#endif
147	#if (MENUBAR_MAX)	348	#if (MENUBAR_MAX)
148	if (menubar_visible(r))	349	if (menubar_visible ())
149	XMapWindow (Xdisplay, menuBar.win);	350	XMapWindow (display->display, menuBar.win);
150	#endif	351	#endif
151	#ifdef TRANSPARENT	352	#ifdef TRANSPARENT
152	if (Options & Opt_transparent)	353	if (Options & Opt_transparent)
153	{	354	{
154	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);	355	XSelectInput (display->display, display->root, PropertyChangeMask);
155	rxvt_check_our_parents (this);	356	check_our_parents ();
156	}	357	}
157	#endif	358	#endif
		359
		360	rootwin_ev.start (display, display->root);
		361
158	XMapWindow (Xdisplay, TermWin.vt);	362	XMapWindow (display->display, TermWin.vt);
159	XMapWindow (Xdisplay, TermWin.parent[0]);	363	XMapWindow (display->display, TermWin.parent[0]);
160		364
161	rxvt_init_env (this);
162	rxvt_init_command (this, cmd_argv);	365	init_command (cmd_argv);
163		366
164	x_ev.start (Xfd, EVENT_READ);
165	pty_ev.start (cmd_fd, EVENT_READ);	367	pty_ev.start (cmd_fd, EVENT_READ);
166		368
167	flush ();	369	check_ev.start ();
168		370
169	return true;	371	return true;
170	}	372	}
171		373
172	/* ------------------------------------------------------------------------- *	374	/* ------------------------------------------------------------------------- *
…		…
176	* Catch a SIGCHLD signal and exit if the direct child has died	378	* Catch a SIGCHLD signal and exit if the direct child has died
177	*/	379	*/
178	/* ARGSUSED */	380	/* ARGSUSED */
179	/* EXTPROTO */	381	/* EXTPROTO */
180	RETSIGTYPE	382	RETSIGTYPE
181	rxvt_Child_signal(int sig __attribute__ ((unused)))	383	rxvt_Child_signal (int sig __attribute__ ((unused)))
182	{	384	{
183	dR;
184	int pid, save_errno = errno;	385	int pid, save_errno = errno;
185
186	do {
187	errno = 0;
188	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);	386	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
189		387	;
190	if (pid == R->cmd_pid)
191	exit(EXIT_SUCCESS);
192
193	errno = save_errno;	388	errno = save_errno;
194	signal(SIGCHLD, rxvt_Child_signal);	389
		390	#if 0
		391	if (pid == cmd_pid)
		392	exit (EXIT_SUCCESS);
		393	#endif
195	}	394	}
196		395
197	/*	396	/*
198	* Catch a fatal signal and tidy up before quitting	397	* Catch a fatal signal and tidy up before quitting
199	*/	398	*/
200	/* EXTPROTO */	399	/* EXTPROTO */
201	RETSIGTYPE	400	RETSIGTYPE
202	rxvt_Exit_signal(int sig)	401	rxvt_Exit_signal (int sig)
203	{	402	{
204	signal(sig, SIG_DFL);	403	signal (sig, SIG_DFL);
205	#ifdef DEBUG_CMD	404	#ifdef DEBUG_CMD
206	rxvt_print_error("signal %d", sig);	405	rxvt_print_error ("signal %d", sig);
207	#endif	406	#endif
208	rxvt_clean_exit();	407	rxvt_clean_exit ();
209	kill(getpid(), sig);	408	kill (getpid (), sig);
210	}	409	}
211		410
212	/* ARGSUSED */
213	/* INTPROTO */	411	/* INTPROTO */
214	int	412	int
215	rxvt_xerror_handler(const Display * display	413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
216	__attribute__ ((unused)), const XErrorEvent * event)
217	{	414	{
218	dR;
219
220	if (R->allowedxerror == -1) {	415	if (GET_R->allowedxerror == -1)
221	R->allowedxerror = event->error_code;	416	GET_R->allowedxerror = event->error_code;
222	return 0; /* ignored anyway */	417	else
223	}	418	{
224	rxvt_print_error("XError: Request: %d . %d, Error: %d",	419	old_xerror_handler (display, event);
225	event->request_code, event->minor_code,	420	GET_R->destroy ();
226	event->error_code);	421	}
227	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	422
228	exit(EXIT_FAILURE);	423	return 0;
229	/* NOTREACHED */
230	}	424	}
231		425
232	/*----------------------------------------------------------------------*/	426	/*----------------------------------------------------------------------*/
233	/*	427	/*
234	* Exit gracefully, clearing the utmp entry and restoring tty attributes	428	* Exit gracefully, clearing the utmp entry and restoring tty attributes
235	* TODO: if debugging, this should free up any known resources if we can	429	* TODO: if debugging, this should free up any known resources if we can
236	*/	430	*/
237	/* EXTPROTO */	431	/* EXTPROTO */
238	void	432	void
239	rxvt_clean_exit(void)	433	rxvt_clean_exit ()
240	{	434	{
241	dR;	435	// TODO: rxvtd should clean up all ressources
242		436	if (GET_R)
243	#ifdef DEBUG_SCREEN	437	GET_R->destroy ();
244	rxvt_scr_release(aR);
245	#endif
246	#ifndef NO_SETOWNER_TTYDEV
247	rxvt_privileged_ttydev(aR_ RESTORE);
248	#endif
249	#ifdef UTMP_SUPPORT
250	rxvt_privileged_utmp(aR_ RESTORE);
251	#endif
252	#ifdef USE_XIM
253	if (R->Input_Context != NULL) {
254	XDestroyIC(R->Input_Context);
255	R->Input_Context = NULL;
256	}
257	#endif
258	}	438	}
259		439
260	/* ------------------------------------------------------------------------- *	440	/* ------------------------------------------------------------------------- *
261	* MEMORY ALLOCATION WRAPPERS *	441	* MEMORY ALLOCATION WRAPPERS *
262	* ------------------------------------------------------------------------- */	442	* ------------------------------------------------------------------------- */
263	/* EXTPROTO */	443	/* EXTPROTO */
264	void *	444	void *
265	rxvt_malloc(size_t size)	445	rxvt_malloc (size_t size)
266	{	446	{
267	void *p;	447	void *p;
268		448
269	p = malloc(size);	449	p = malloc (size);
270	if (p)	450	if (p)
271	return p;	451	return p;
272		452
273	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	453	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
274	rxvt_clean_exit();	454	rxvt_clean_exit ();
275	exit(EXIT_FAILURE);	455	exit (EXIT_FAILURE);
276	/* NOTREACHED */	456	/* NOTREACHED */
277	}	457	}
278		458
279	/* EXTPROTO */	459	/* EXTPROTO */
280	void *	460	void *
281	rxvt_calloc(size_t number, size_t size)	461	rxvt_calloc (size_t number, size_t size)
282	{	462	{
283	void *p;	463	void *p;
284		464
285	p = calloc(number, size);	465	p = calloc (number, size);
286	if (p)	466	if (p)
287	return p;	467	return p;
288		468
289	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	469	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
290	rxvt_clean_exit();	470	rxvt_clean_exit ();
291	exit(EXIT_FAILURE);	471	exit (EXIT_FAILURE);
292	/* NOTREACHED */	472	/* NOTREACHED */
293	}	473	}
294		474
295	/* EXTPROTO */	475	/* EXTPROTO */
296	void *	476	void *
297	rxvt_realloc(void *ptr, size_t size)	477	rxvt_realloc (void *ptr, size_t size)
298	{	478	{
299	void *p;	479	void *p;
300		480
301	if (ptr)	481	if (ptr)
302	p = realloc(ptr, size);	482	p = realloc (ptr, size);
303	else	483	else
304	p = malloc(size);	484	p = malloc (size);
305	if (p)	485	if (p)
306	return p;	486	return p;
307		487
308	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	488	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
309	rxvt_clean_exit();	489	rxvt_clean_exit ();
310	exit(EXIT_FAILURE);	490	exit (EXIT_FAILURE);
311	/* NOTREACHED */	491	/* NOTREACHED */
312	}	492	}
313		493
314	/* ------------------------------------------------------------------------- *	494	/* ------------------------------------------------------------------------- *
315	* PRIVILEGED OPERATIONS *	495	* PRIVILEGED OPERATIONS *
316	* ------------------------------------------------------------------------- */	496	* ------------------------------------------------------------------------- */
317	/* take care of suid/sgid super-user (root) privileges */	497	/* take care of suid/sgid super-user (root) privileges */
318	/* INTPROTO */
319	void	498	void
320	rxvt_privileges(pR_ int mode)	499	rxvt_term::privileges (int mode)
321	{	500	{
322	#if ! defined(__CYGWIN32__)	501	#if ! defined(__CYGWIN32__)
323	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	502	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
324	/* setreuid() is the poor man's setuid(), seteuid() */	503	/* setreuid () is the poor man's setuid (), seteuid () */
325	# define seteuid(a) setreuid(-1, (a))	504	# define seteuid(a) setreuid(-1, (a))
326	# define setegid(a) setregid(-1, (a))	505	# define setegid(a) setregid(-1, (a))
327	# define HAVE_SETEUID	506	# define HAVE_SETEUID
328	# endif	507	# endif
329	# ifdef HAVE_SETEUID	508	# ifdef HAVE_SETEUID
330	switch (mode) {	509	switch (mode)
		510	{
331	case IGNORE:	511	case IGNORE:
332	/*	512	/*
333	* change effective uid/gid - not real uid/gid - so we can switch	513	* change effective uid/gid - not real uid/gid - so we can switch
334	* back to root later, as required	514	* back to root later, as required
335	*/	515	*/
336	seteuid(getuid());	516	seteuid (getuid ());
337	setegid(getgid());	517	setegid (getgid ());
338	break;	518	break;
339	case SAVE:	519	case SAVE:
340	R->euid = geteuid();	520	euid = geteuid ();
341	R->egid = getegid();	521	egid = getegid ();
342	break;	522	break;
343	case RESTORE:	523	case RESTORE:
344	seteuid(R->euid);	524	seteuid (euid);
345	setegid(R->egid);	525	setegid (egid);
346	break;	526	break;
347	}	527	}
348	# else	528	# else
349	switch (mode) {	529	switch (mode)
		530	{
350	case IGNORE:	531	case IGNORE:
351	setuid(getuid());	532	setuid (getuid ());
352	setgid(getgid());	533	setgid (getgid ());
353	/* FALLTHROUGH */	534	/* FALLTHROUGH */
354	case SAVE:	535	case SAVE:
355	/* FALLTHROUGH */	536	/* FALLTHROUGH */
356	case RESTORE:	537	case RESTORE:
357	break;	538	break;
358	}	539	}
359	# endif	540	# endif
360	#endif	541	#endif
361	}	542	}
362		543
363	#ifdef UTMP_SUPPORT	544	#ifdef UTMP_SUPPORT
364	/* EXTPROTO */
365	void	545	void
366	rxvt_privileged_utmp(pR_ char action)	546	rxvt_term::privileged_utmp (char action)
367	{	547	{
368	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	548	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
369	action, R->next_utmp_action, getpid()));	549	action, next_utmp_action, getpid ()));
370	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	550	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
371	|| (R->Options & Opt_utmpInhibit)	551	|| (Options & Opt_utmpInhibit)
372	|| R->ttydev == NULL || *R->ttydev == '\0')	552	|| ttydev == NULL || *ttydev == '\0')
373	return;	553	return;
374		554
375	rxvt_privileges(aR_ RESTORE);	555	privileges (RESTORE);
376	if (action == SAVE) {	556	if (action == SAVE)
		557	{
377	R->next_utmp_action = RESTORE;	558	next_utmp_action = RESTORE;
378	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	559	makeutent (ttydev, rs[Rs_display_name]);
		560	}
		561	else
379	} else { /* action == RESTORE */	562	{ /* action == RESTORE */
380	R->next_utmp_action = IGNORE;	563	next_utmp_action = IGNORE;
381	rxvt_cleanutent(aR);	564	cleanutent ();
382	}	565	}
383	rxvt_privileges(aR_ IGNORE);	566	privileges (IGNORE);
384	}	567	}
385	#endif	568	#endif
386		569
387	#ifndef NO_SETOWNER_TTYDEV	570	#ifndef NO_SETOWNER_TTYDEV
388	/* EXTPROTO */
389	void	571	void
390	rxvt_privileged_ttydev(pR_ char action)	572	rxvt_term::privileged_ttydev (char action)
391	{	573	{
392	D_MAIN((stderr,	574	D_MAIN ((stderr,
393	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	575	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
394	action, R->next_tty_action, getpid()));	576	action, next_tty_action, getpid ()));
395	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	577	if (next_tty_action != action || (action != SAVE && action != RESTORE)
396	|| R->ttydev == NULL || *R->ttydev == '\0')	578	|| ttydev == NULL || *ttydev == '\0')
397	return;	579	return;
398		580
399	rxvt_privileges(aR_ RESTORE);	581	privileges (RESTORE);
400		582
401	if (action == SAVE) {	583	if (action == SAVE)
		584	{
402	R->next_tty_action = RESTORE;	585	next_tty_action = RESTORE;
403	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	586	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
404	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	587	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
405	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	588	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
406	R->next_tty_action = IGNORE;	589	next_tty_action = IGNORE;
407	else	590	else
408	# endif	591	# endif
		592
409	{	593	{
410	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	594	chown (ttydev, getuid (), ttygid); /* fail silently */
411	chmod(R->ttydev, R->ttymode);	595	chmod (ttydev, ttymode);
412	# ifdef HAVE_REVOKE	596	# ifdef HAVE_REVOKE
413	revoke(R->ttydev);	597	revoke (ttydev);
414	# endif	598	# endif
		599
415	}	600	}
		601	}
		602	else
416	} else { /* action == RESTORE */	603	{ /* action == RESTORE */
417	R->next_tty_action = IGNORE;	604	next_tty_action = IGNORE;
418	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	605	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
419	chmod(R->ttydev, R->ttyfd_stat.st_mode);	606	chmod (ttydev, ttyfd_stat.st_mode);
420	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	607	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
421	# else	608	# else
422	chmod(R->ttydev,	609	chmod (ttydev,
423	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	610	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
424	chown(R->ttydev, 0, 0);	611	chown (ttydev, 0, 0);
425	# endif	612	# endif
426	}
427		613
		614	}
		615
428	rxvt_privileges(aR_ IGNORE);	616	privileges (IGNORE);
429		617
430	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	618	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
431	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	619	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
432	action == RESTORE ? "Restoring" : (action ==	620	action == RESTORE ? "Restoring" : (action ==
433	SAVE ? "Saving" :	621	SAVE ? "Saving" :
434	"UNKNOWN ERROR for"), R->ttydev,	622	"UNKNOWN ERROR for"), ttydev,
435	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	623	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
436	R->ttyfd_stat.st_gid));	624	ttyfd_stat.st_gid));
437	# endif	625	# endif
438	}	626	}
439	#endif	627	#endif
440		628
441	/*----------------------------------------------------------------------*/	629	/*----------------------------------------------------------------------*/
442	/*	630	/*
443	* window size/position calculcations for XSizeHint and other storage.	631	* window size/position calculcations for XSizeHint and other storage.
444	* if width/height are non-zero then override calculated width/height	632	* if width/height are non-zero then override calculated width/height
445	*/	633	*/
446	/* EXTPROTO */
447	void	634	void
448	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	635	rxvt_term::window_calc (unsigned int width, unsigned int height)
449	{	636	{
450	short recalc_x, recalc_y;	637	short recalc_x, recalc_y;
451	int x, y, sb_w, mb_h, flags;	638	int x, y, sb_w, mb_h, flags;
452	unsigned int w, h;	639	unsigned int w, h;
453	unsigned int max_width, max_height;	640	unsigned int max_width, max_height;
454		641
455	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	642	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
456	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	643	TermWin.ncol, TermWin.nrow, szHint.width,
457	R->szHint.height));	644	szHint.height));
458	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	645	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
459	R->szHint.win_gravity = NorthWestGravity;	646	szHint.win_gravity = NorthWestGravity;
460	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	647	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
461		648
462	recalc_x = recalc_y = 0;	649	recalc_x = recalc_y = 0;
463	flags = 0;	650	flags = 0;
464	if (!R->parsed_geometry) {	651	if (!parsed_geometry)
		652	{
465	R->parsed_geometry = 1;	653	parsed_geometry = 1;
466	if (R->rs[Rs_geometry])	654	if (rs[Rs_geometry])
467	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
468	if (flags & WidthValue) {	656	if (flags & WidthValue)
		657	{
469	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	658	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
470	R->szHint.flags |= USSize;	659	szHint.flags |= USSize;
471	}	660	}
472	if (flags & HeightValue) {	661	if (flags & HeightValue)
		662	{
473	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	663	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
474	R->szHint.flags |= USSize;	664	szHint.flags |= USSize;
475	}	665	}
476	if (flags & XValue) {	666	if (flags & XValue)
		667	{
477	R->szHint.x = x;	668	szHint.x = x;
478	R->szHint.flags |= USPosition;	669	szHint.flags |= USPosition;
479	if (flags & XNegative) {	670	if (flags & XNegative)
		671	{
480	recalc_x = 1;	672	recalc_x = 1;
481	R->szHint.win_gravity = NorthEastGravity;	673	szHint.win_gravity = NorthEastGravity;
482	}	674	}
483	}	675	}
484	if (flags & YValue) {	676	if (flags & YValue)
		677	{
485	R->szHint.y = y;	678	szHint.y = y;
486	R->szHint.flags |= USPosition;	679	szHint.flags |= USPosition;
487	if (flags & YNegative) {	680	if (flags & YNegative)
		681	{
488	recalc_y = 1;	682	recalc_y = 1;
489	if (R->szHint.win_gravity == NorthEastGravity)	683	if (szHint.win_gravity == NorthEastGravity)
490	R->szHint.win_gravity = SouthEastGravity;	684	szHint.win_gravity = SouthEastGravity;
491	else	685	else
492	R->szHint.win_gravity = SouthWestGravity;	686	szHint.win_gravity = SouthWestGravity;
493	}	687	}
494	}	688	}
495	}	689	}
496	/* TODO: BOUNDS */	690	/* TODO: BOUNDS */
497	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	691	TermWin.width = TermWin.ncol * TermWin.fwidth;
498	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	692	TermWin.height = TermWin.nrow * TermWin.fheight;
499	max_width = MAX_COLS * R->TermWin.fwidth;	693	max_width = MAX_COLS * TermWin.fwidth;
500	max_height = MAX_ROWS * R->TermWin.fheight;	694	max_height = MAX_ROWS * TermWin.fheight;
501		695
502	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	696	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
503		697
504	sb_w = mb_h = 0;	698	sb_w = mb_h = 0;
505	R->window_vt_x = R->window_vt_y = 0;	699	window_vt_x = window_vt_y = 0;
506	if (scrollbar_visible(R)) {	700	if (scrollbar_visible ())
		701	{
507	sb_w = scrollbar_TotalWidth();	702	sb_w = scrollbar_TotalWidth ();
508	R->szHint.base_width += sb_w;	703	szHint.base_width += sb_w;
509	if (!(R->Options & Opt_scrollBar_right))	704	if (! (Options & Opt_scrollBar_right))
510	R->window_vt_x = sb_w;	705	window_vt_x = sb_w;
511	}	706	}
512	if (menubar_visible(R)) {	707	if (menubar_visible ())
		708	{
513	mb_h = menuBar_TotalHeight();	709	mb_h = menuBar_TotalHeight ();
514	R->szHint.base_height += mb_h;	710	szHint.base_height += mb_h;
515	R->window_vt_y = mb_h;	711	window_vt_y = mb_h;
516	}	712	}
517	R->szHint.width_inc = R->TermWin.fwidth;	713	szHint.width_inc = TermWin.fwidth;
518	R->szHint.height_inc = R->TermWin.fheight;	714	szHint.height_inc = TermWin.fheight;
519	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	715	szHint.min_width = szHint.base_width + szHint.width_inc;
520	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	716	szHint.min_height = szHint.base_height + szHint.height_inc;
521		717
522	if (width && width - R->szHint.base_width < max_width) {	718	if (width && width - szHint.base_width < max_width)
		719	{
523	R->szHint.width = width;	720	szHint.width = width;
524	R->TermWin.width = width - R->szHint.base_width;	721	TermWin.width = width - szHint.base_width;
525	} else {	722	}
		723	else
		724	{
526	MIN_IT(R->TermWin.width, max_width);	725	MIN_IT (TermWin.width, max_width);
527	R->szHint.width = R->szHint.base_width + R->TermWin.width;	726	szHint.width = szHint.base_width + TermWin.width;
528	}	727	}
529	if (height && height - R->szHint.base_height < max_height) {	728	if (height && height - szHint.base_height < max_height)
		729	{
530	R->szHint.height = height;	730	szHint.height = height;
531	R->TermWin.height = height - R->szHint.base_height;	731	TermWin.height = height - szHint.base_height;
532	} else {	732	}
		733	else
		734	{
533	MIN_IT(R->TermWin.height, max_height);	735	MIN_IT (TermWin.height, max_height);
534	R->szHint.height = R->szHint.base_height + R->TermWin.height;	736	szHint.height = szHint.base_height + TermWin.height;
535	}	737	}
536	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	738	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
537	R->window_sb_x = R->szHint.width - sb_w;	739	window_sb_x = szHint.width - sb_w;
538		740
539	if (recalc_x)	741	if (recalc_x)
540	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	742	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
541	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	743	- szHint.width - 2 * TermWin.ext_bwidth);
542	if (recalc_y)	744	if (recalc_y)
543	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	745	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
544	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	746	- szHint.height - 2 * TermWin.ext_bwidth);
545		747
546	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	748	TermWin.ncol = TermWin.width / TermWin.fwidth;
547	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	749	TermWin.nrow = TermWin.height / TermWin.fheight;
548	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	750	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
549	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	751	TermWin.ncol, TermWin.nrow, szHint.width,
550	R->szHint.height));	752	szHint.height));
551	return;	753	return;
552	}	754	}
553		755
554	/*----------------------------------------------------------------------*/	756	/*----------------------------------------------------------------------*/
555	/*	757	/*
556	* Tell the teletype handler what size the window is.	758	* Tell the teletype handler what size the window is.
557	* Called after a window size change.	759	* Called after a window size change.
558	*/	760	*/
559	/* EXTPROTO */
560	void	761	void
561	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	762	rxvt_term::tt_winch ()
562	{	763	{
563	struct winsize ws;	764	struct winsize ws;
564		765
565	if (fd < 0)	766	if (cmd_fd < 0)
566	return;	767	return;
		768
567	ws.ws_col = col;	769	ws.ws_col = TermWin.ncol;
568	ws.ws_row = row;	770	ws.ws_row = TermWin.nrow;
569	ws.ws_xpixel = ws.ws_ypixel = 0;	771	ws.ws_xpixel = ws.ws_ypixel = 0;
570	#ifndef DEBUG_SIZE	772	#ifndef DEBUG_SIZE
571	(void)ioctl(fd, TIOCSWINSZ, &ws);	773	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
572	#else	774	#else
573	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	775	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
574	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	776	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
575	}
576	# ifdef SIGWINCH	777	# ifdef SIGWINCH
577	else if (pid) /* force through to the command */	778	else if (cmd_pid) /* force through to the command */
578	kill(pid, SIGWINCH);	779	kill (cmd_pid, SIGWINCH);
579	# endif	780	# endif
580	#endif	781	#endif
581	}	782	}
582		783
583	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
584	/* rxvt_change_font() - Switch to a new font */	785	/* rxvt_change_font () - Switch to a new font */
585	/*	786	/*
586	* init = 1 - initialize	787	* init = 1 - initialize
587	*	788	*
588	* fontname == FONT_UP - switch to bigger font	789	* fontname == FONT_UP - switch to bigger font
589	* fontname == FONT_DN - switch to smaller font	790	* fontname == FONT_DN - switch to smaller font
590	*/	791	*/
591	/* EXTPROTO */	792	bool
592	void
593	rxvt_change_font(pR_ int init, const char *fontname)	793	rxvt_term::change_font (const char *fontname)
594	{	794	{
595	}	795	if (fontname == FONT_UP)
		796	{
		797	// TODO
		798	}
		799	else if (fontname == FONT_DN)
		800	{
		801	// TODO
		802	}
		803	else
		804	{
		805	rxvt_fontset *fs = new rxvt_fontset (this);
596		806
597	/* INTPROTO */	807	if (fs && fs->populate (fontname ? fontname : "fixed"))
598	void	808	{
		809	delete TermWin.fontset;
		810	TermWin.fontset = fs;
		811	TermWin.fwidth = fs->base_font ()->width;
		812	TermWin.fheight = fs->base_font ()->height;
		813	TermWin.fbase = fs->base_font ()->ascent;
		814
		815	if (TermWin.parent[0])
		816	{
		817	resize_all_windows (0, 0, 0);
		818	scr_remap_chars ();
		819	scr_touch (true);
		820	}
		821
		822	return true;
		823	}
		824	}
		825
		826	return false;
		827	}
		828
		829	bool
599	rxvt_font_up_down(pR_ int n, int direction)	830	rxvt_term::font_up_down (int n, int direction)
600	{	831	{
		832	return false;
601	}	833	}
602		834
603	/*----------------------------------------------------------------------*/	835	/*----------------------------------------------------------------------*/
604	/*----------------------------------------------------------------------*/	836	/*----------------------------------------------------------------------*/
605	/* xterm sequences - title, iconName, color (exptl) */	837	/* xterm sequences - title, iconName, color (exptl) */
606	/* EXTPROTO */
607	void	838	void
608	rxvt_set_title(pR_ const char *str)	839	rxvt_term::set_title (const char *str)
609	{	840	{
610	#ifndef SMART_WINDOW_TITLE	841	#ifndef SMART_WINDOW_TITLE
611	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	842	XStoreName (display->display, TermWin.parent[0], str);
612	#else	843	#else
613	char *name;	844	char *name;
614		845
615	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)	846	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
616	name = NULL;	847	name = NULL;
617	if (name == NULL || STRCMP(name, str))	848	if (name == NULL || STRCMP (name, str))
618	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	849	XStoreName (display->display, TermWin.parent[0], str);
619	if (name)	850	if (name)
620	XFree(name);	851	XFree (name);
621	#endif	852	#endif
622	}	853	}
623		854
624	/* EXTPROTO */
625	void	855	void
626	rxvt_set_iconName(pR_ const char *str)	856	rxvt_term::set_iconName (const char *str)
627	{	857	{
628	#ifndef SMART_WINDOW_TITLE	858	#ifndef SMART_WINDOW_TITLE
629	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	859	XSetIconName (display->display, TermWin.parent[0], str);
630	#else	860	#else
631	char *name;	861	char *name;
632		862
633	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))	863	if (XGetIconName (display->display, TermWin.parent[0], &name))
634	name = NULL;	864	name = NULL;
635	if (name == NULL || STRCMP(name, str))	865	if (name == NULL || STRCMP (name, str))
636	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	866	XSetIconName (display->display, TermWin.parent[0], str);
637	if (name)	867	if (name)
638	XFree(name);	868	XFree (name);
639	#endif	869	#endif
640	}	870	}
641		871
642	#ifdef XTERM_COLOR_CHANGE	872	#ifdef XTERM_COLOR_CHANGE
643	/* EXTPROTO */
644	void	873	void
645	rxvt_set_window_color(pR_ int idx, const char *color)	874	rxvt_term::set_window_color (int idx, const char *color)
646	{	875	{
647	rxvt_color xcol;	876	rxvt_color xcol;
648	int i;	877	int i;
649		878
650	if (color == NULL || *color == '\0')	879	if (color == NULL || *color == '\0')
651	return;	880	return;
652		881
653	/* handle color aliases */	882	/* handle color aliases */
654	if (isdigit(*color)) {	883	if (isdigit (*color))
		884	{
655	i = atoi(color);	885	i = atoi (color);
		886	if (i >= 8 && i <= 15)
656	if (i >= 8 && i <= 15) { /* bright colors */	887	{ /* bright colors */
657	i -= 8;	888	i -= 8;
658	# ifndef NO_BRIGHTCOLOR	889	# ifndef NO_BRIGHTCOLOR
659	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	890	PixColors[idx] = PixColors[minBrightCOLOR + i];
660	SET_PIXCOLOR(R, idx);	891	SET_PIXCOLOR (idx);
661	goto Done;	892	goto Done;
662	# endif	893	# endif
		894
663	}	895	}
664	if (i >= 0 && i <= 7) { /* normal colors */	896	if (i >= 0 && i <= 7)
		897	{ /* normal colors */
665	R->PixColors[idx] = R->PixColors[minCOLOR + i];	898	PixColors[idx] = PixColors[minCOLOR + i];
666	SET_PIXCOLOR(R, idx);	899	SET_PIXCOLOR (idx);
667	goto Done;	900	goto Done;
668	}	901	}
669	}	902	}
670	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	903	if (!rXParseAllocColor (& xcol, color))
671	return;	904	return;
672	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */	905	/* XStoreColor (display->display, XCMAP, XColor*); */
673		906
674	/*	907	/*
675	* FIXME: should free colors here, but no idea how to do it so instead,	908	* FIXME: should free colors here, but no idea how to do it so instead,
676	* so just keep gobbling up the colormap	909	* so just keep gobbling up the colormap
677	*/	910	*/
678	# if 0	911	# if 0
679	for (i = Color_Black; i <= Color_White; i++)	912	for (i = Color_Black; i <= Color_White; i++)
680	if (R->PixColors[idx] == R->PixColors[i])	913	if (PixColors[idx] == PixColors[i])
681	break;	914	break;
682	if (i > Color_White) {	915	if (i > Color_White)
		916	{
683	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	917	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
684	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	918	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
685	DisplayPlanes(R->Xdisplay, Xscreen));	919	DisplayPlanes (display->display, display->screen));
686	}	920	}
687	# endif	921	# endif
688		922
689	R->PixColors[idx] = xcol;	923	PixColors[idx] = xcol;
690	SET_PIXCOLOR(R, idx);	924	SET_PIXCOLOR (idx);
691		925
692	/* XSetWindowAttributes attr; */	926	/* XSetWindowAttributes attr; */
693	/* Cursor cursor; */	927	/* Cursor cursor; */
694	Done:	928	Done:
695	if (idx == Color_bg && !(R->Options & Opt_transparent))	929	if (idx == Color_bg && ! (Options & Opt_transparent))
696	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,	930	XSetWindowBackground (display->display, TermWin.vt,
697	R->PixColors[Color_bg]);	931	PixColors[Color_bg]);
698		932
699	/* handle Color_BD, scrollbar background, etc. */	933	/* handle Color_BD, scrollbar background, etc. */
700		934
701	rxvt_set_colorfgbg(aR);	935	set_colorfgbg ();
702	rxvt_recolour_cursor(aR);	936	recolour_cursor ();
703	/* the only reasonable way to enforce a clean update */	937	/* the only reasonable way to enforce a clean update */
704	rxvt_scr_poweron(aR);	938	scr_poweron ();
705	}	939	}
706		940
707	#else	941	#else
708	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	942	# define set_window_color (idx,color) ((void)0)
709	#endif /* XTERM_COLOR_CHANGE */	943	#endif /* XTERM_COLOR_CHANGE */
710		944
711	/* EXTPROTO */
712	void	945	void
713	rxvt_recolour_cursor(pR)	946	rxvt_term::recolour_cursor ()
714	{	947	{
715	rxvt_color xcol[2];
716
717	#if TODO	948	#if TODO
		949	rxvt_color xcol[2];
		950
718	xcol[0] = R->PixColors[Color_pointer];	951	xcol[0] = PixColors[Color_pointer];
719	xcol[1] = R->PixColors[Color_bg];	952	xcol[1] = PixColors[Color_bg];
720	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	953	XQueryColors (display->display, XCMAP, xcol, 2);
721	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	954	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));
722	#endif	955	#endif
723	}	956	}
724		957
725	/*----------------------------------------------------------------------*/	958	/*----------------------------------------------------------------------*/
726	/*	959	/*
727	* find if fg/bg matches any of the normal (low-intensity) colors	960	* find if fg/bg matches any of the normal (low-intensity) colors
728	*/	961	*/
729	/* INTPROTO */
730	void	962	void
731	rxvt_set_colorfgbg(pR)	963	rxvt_term::set_colorfgbg ()
732	{	964	{
733	unsigned int i;	965	unsigned int i;
734	const char *xpmb = "\0";	966	const char *xpmb = "\0";
735	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	967	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
736		968
737	R->env_colorfgbg =	969	env_colorfgbg =
738	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	970	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
739	STRCPY(fstr, "default");	971	STRCPY (fstr, "default");
740	STRCPY(bstr, "default");	972	STRCPY (bstr, "default");
741	for (i = Color_Black; i <= Color_White; i++)	973	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_fg] == R->PixColors[i]) {	974	if (PixColors[Color_fg] == PixColors[i])
		975	{
743	sprintf(fstr, "%d", (i - Color_Black));	976	sprintf (fstr, "%d", (i - Color_Black));
744	break;	977	break;
745	}	978	}
746	for (i = Color_Black; i <= Color_White; i++)	979	for (i = Color_Black; i <= Color_White; i++)
747	if (R->PixColors[Color_bg] == R->PixColors[i]) {	980	if (PixColors[Color_bg] == PixColors[i])
		981	{
748	sprintf(bstr, "%d", (i - Color_Black));	982	sprintf (bstr, "%d", (i - Color_Black));
749	#ifdef XPM_BACKGROUND	983	#ifdef XPM_BACKGROUND
750	xpmb = "default;";	984	xpmb = "default;";
751	#endif	985	#endif
752	break;	986	break;
753	}	987	}
		988
754	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	989	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
755	putenv(R->env_colorfgbg);
756		990
757	#ifndef NO_BRIGHTCOLOR	991	#ifndef NO_BRIGHTCOLOR
758	R->colorfgbg = DEFAULT_RSTYLE;	992	colorfgbg = DEFAULT_RSTYLE;
759	for (i = minCOLOR; i <= maxCOLOR; i++) {	993	for (i = minCOLOR; i <= maxCOLOR; i++)
		994	{
760	if (R->PixColors[Color_fg] == R->PixColors[i])	995	if (PixColors[Color_fg] == PixColors[i])
761	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	996	colorfgbg = SET_FGCOLOR (colorfgbg, i);
762	if (R->PixColors[Color_bg] == R->PixColors[i])	997	if (PixColors[Color_bg] == PixColors[i])
763	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	998	colorfgbg = SET_BGCOLOR (colorfgbg, i);
764	}	999	}
765	#endif	1000	#endif
766	}	1001	}
767		1002
768	/*----------------------------------------------------------------------*/	1003	/*----------------------------------------------------------------------*/
769	/*	1004	/*
770	* Colour determination for low colour displays, routine from	1005	* Colour determination for low colour displays, routine from
771	* Hans de Goede <hans@highrise.nl>	1006	* Hans de Goede <hans@highrise.nl>
772	*/	1007	*/
773		1008
774	/* EXTPROTO */
775	int	1009	int
776	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1010	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
777	{	1011	{
778	screen_in_out->set(aR_ colour);
779
780	if (!screen_in_out->set(aR_ colour)) {	1012	if (!screen_in_out->set (display, colour))
		1013	{
781	rxvt_print_error("can't allocate colour: %s", colour);	1014	rxvt_print_error ("can't allocate colour: %s", colour);
782	return false;	1015	return false;
783	}	1016	}
784		1017
785	return true;	1018	return true;
786	}	1019	}
787		1020
788	/* -------------------------------------------------------------------- *	1021	/* -------------------------------------------------------------------- *
789	* - WINDOW RESIZING - *	1022	* - WINDOW RESIZING - *
790	* -------------------------------------------------------------------- */	1023	* -------------------------------------------------------------------- */
791	/* EXTPROTO */
792	void	1024	void
793	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1025	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
794	int ignoreparent)
795	{	1026	{
796	int fix_screen;	1027	int fix_screen;
797		1028
798	#ifdef SMART_RESIZE	1029	#ifdef SMART_RESIZE
799	int old_width = R->szHint.width, old_height = R->szHint.height;	1030	int old_width = szHint.width, old_height = szHint.height;
800	#endif	1031	#endif
801		1032
802	rxvt_window_calc(aR_ width, height);	1033	window_calc (width, height);
803	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1034	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
804	if (!ignoreparent) {	1035	if (!ignoreparent)
		1036	{
805	#ifdef SMART_RESIZE	1037	#ifdef SMART_RESIZE
806	/*	1038	/*
807	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1039	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
808	* reposition window on resize depending on placement on screen	1040	* reposition window on resize depending on placement on screen
809	*/	1041	*/
810	int x, y, x1, y1;	1042	int x, y, x1, y1;
811	int dx, dy;	1043	int dx, dy;
812	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1044	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
813	Window unused_cr;	1045	Window unused_cr;
814		1046
815	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1047	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
816	0, 0, &x, &y, &unused_cr);	1048	0, 0, &x, &y, &unused_cr);
817	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1049	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
818	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1050	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
819	/*	1051	/*
820	* if Xroot isn't the parent window, a WM will probably have offset	1052	* if display->root isn't the parent window, a WM will probably have offset
821	* our position for handles and decorations. Counter it	1053	* our position for handles and decorations. Counter it
822	*/	1054	*/
823	if (x1 != x || y1 != y) {	1055	if (x1 != x || y1 != y)
		1056	{
824	x -= x1;	1057	x -= x1;
825	y -= y1;	1058	y -= y1;
826	}	1059	}
827		1060
828	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1061	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
829	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1062	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
830	dx = old_width - R->szHint.width;	1063	dx = old_width - szHint.width;
831	dy = old_height - R->szHint.height;	1064	dy = old_height - szHint.height;
832		1065
833	/* Check position of the center of the window */	1066	/* Check position of the center of the window */
834	if (x < x1) /* left half */	1067	if (x < x1) /* left half */
835	dx = 0;	1068	dx = 0;
836	else if (x == x1) /* exact center */	1069	else if (x == x1) /* exact center */
837	dx /= 2;	1070	dx /= 2;
838	if (y < y1) /* top half */	1071	if (y < y1) /* top half */
839	dy = 0;	1072	dy = 0;
840	else if (y == y1) /* exact center */	1073	else if (y == y1) /* exact center */
841	dy /= 2;	1074	dy /= 2;
842		1075
843	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1076	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
844	R->szHint.width, R->szHint.height);	1077	szHint.width, szHint.height);
845	#else	1078	#else
846	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1079	XResizeWindow (display->display, TermWin.parent[0], szHint.width,
847	R->szHint.height);	1080	szHint.height);
848	#endif	1081	#endif
849	}
850		1082
		1083	}
		1084
851	fix_screen = (R->TermWin.ncol != R->prev_ncol	1085	fix_screen = (TermWin.ncol != prev_ncol
852	|| R->TermWin.nrow != R->prev_nrow);	1086	|| TermWin.nrow != prev_nrow);
		1087
853	if (fix_screen || width != R->old_width || height != R->old_height) {	1088	if (fix_screen || width != old_width || height != old_height)
		1089	{
854	if (scrollbar_visible(R)) {	1090	if (scrollbar_visible ())
		1091	{
855	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1092	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
856	0, scrollbar_TotalWidth(), R->szHint.height);	1093	0, scrollbar_TotalWidth (), szHint.height);
857	rxvt_Resize_scrollBar(aR);	1094	resize_scrollbar ();
858	}	1095	}
		1096
859	if (menubar_visible(R))	1097	if (menubar_visible ())
860	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1098	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,
861	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1099	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
		1100
862	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1101	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
863	R->window_vt_y, TermWin_TotalWidth(),	1102	window_vt_y, TermWin_TotalWidth (),
864	TermWin_TotalHeight());	1103	TermWin_TotalHeight ());
865	#ifdef RXVT_GRAPHICS	1104	scr_clear (height != old_height);
866	if (R->old_height)
867	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
868	R->old_height - R->szHint.base_height);
869	#endif
870	rxvt_scr_clear(aR);
871	#ifdef XPM_BACKGROUND	1105	#ifdef XPM_BACKGROUND
872	rxvt_resize_pixmap(aR);	1106	resize_pixmap ();
873	#endif	1107	#endif
874	}
875		1108
		1109	}
		1110
876	if (fix_screen || R->old_height == 0) {	1111	if (fix_screen || old_height == 0)
		1112	{
877	int curr_screen = -1;	1113	int curr_screen = -1;
878	uint16_t old_ncol = R->prev_ncol;	1114	int old_ncol = prev_ncol;
879		1115
880	/* scr_reset only works on the primary screen */	1116	/* scr_reset only works on the primary screen */
881	if (R->old_height) /* this is not the first time through */	1117	if (old_height) /* this is not the first time through */
		1118	{
		1119	unsigned int ncol = TermWin.ncol;
		1120	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
882	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1121	curr_screen = scr_change_screen (PRIMARY);
883	rxvt_scr_reset(aR);	1122	TermWin.ncol = ncol;
884	if (curr_screen >= 0) { /* this is not the first time through */
885	rxvt_scr_change_screen(aR_ curr_screen);
886	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
887	}	1123	}
888	}
889		1124
		1125	scr_reset ();
		1126
		1127	if (curr_screen >= 0) /* this is not the first time through */
		1128	{
		1129	scr_change_screen (curr_screen);
		1130	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1131	}
		1132	}
		1133
890	R->old_width = R->szHint.width;	1134	old_width = szHint.width;
891	R->old_height = R->szHint.height;	1135	old_height = szHint.height;
892		1136
893	#ifdef USE_XIM	1137	#ifdef USE_XIM
894	rxvt_IMSetStatusPosition(aR);	1138	IMSetStatusPosition ();
895	#endif	1139	#endif
896	}	1140	}
897		1141
898	/*	1142	/*
899	* Set the width/height of the vt window in characters. Units are pixels.	1143	* Set the width/height of the vt window in characters. Units are pixels.
900	* good for toggling 80/132 columns	1144	* good for toggling 80/132 columns
901	*/	1145	*/
902	/* EXTPROTO */
903	void	1146	void
904	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1147	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
905	{	1148	{
906	XWindowAttributes wattr;	1149	XWindowAttributes wattr;
907		1150
908	if (width == 0 || height == 0) {	1151	if (width == 0 || height == 0)
		1152	{
909	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1153	XGetWindowAttributes (display->display, display->root, &wattr);
910	if (width == 0)	1154	if (width == 0)
911	width = wattr.width - R->szHint.base_width;	1155	width = wattr.width - szHint.base_width;
912	if (height == 0)	1156	if (height == 0)
913	height = wattr.height - R->szHint.base_height;	1157	height = wattr.height - szHint.base_height;
914	}	1158	}
915	if (width != R->TermWin.width || height != R->TermWin.height) {	1159	if (width != TermWin.width || height != TermWin.height)
		1160	{
916	width += R->szHint.base_width;	1161	width += szHint.base_width;
917	height += R->szHint.base_height;	1162	height += szHint.base_height;
918	rxvt_resize_all_windows(aR_ width, height, 0);	1163	resize_all_windows (width, height, 0);
919	}	1164	}
920	}	1165	}
921		1166
922	/* -------------------------------------------------------------------- *	1167	/* -------------------------------------------------------------------- *
923	* - X INPUT METHOD ROUTINES - *	1168	* - X INPUT METHOD ROUTINES - *
924	* -------------------------------------------------------------------- */	1169	* -------------------------------------------------------------------- */
925	#ifdef USE_XIM	1170	#ifdef USE_XIM
926	/* INTPROTO */	1171
927	void	1172	void
928	rxvt_setSize(pR_ XRectangle * size)	1173	rxvt_term::im_set_size (XRectangle *size)
929	{	1174	{
930	size->x = R->TermWin.int_bwidth;	1175	size->x = TermWin.int_bwidth;
931	size->y = R->TermWin.int_bwidth;	1176	size->y = TermWin.int_bwidth;
932	size->width = Width2Pixel(R->TermWin.ncol);	1177	size->width = Width2Pixel (TermWin.ncol);
933	size->height = Height2Pixel(R->TermWin.nrow);	1178	size->height = Height2Pixel (TermWin.nrow);
934	}	1179	}
935		1180
936	/* INTPROTO */
937	void	1181	void
938	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1182	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
939	{	1183	{
940	*fg = R->PixColors[Color_fg];	1184	*fg = PixColors[Color_fg];
941	*bg = R->PixColors[Color_bg];	1185	*bg = PixColors[Color_bg];
942	}	1186	}
943		1187
944	/* Checking whether input method is running. */	1188	/* Checking whether input method is running. */
945	/* INTPROTO */
946	Bool	1189	bool
947	rxvt_IMisRunning(pR)	1190	rxvt_term::IMisRunning ()
948	{	1191	{
949	char *p;	1192	char *p;
950	Atom atom;	1193	Atom atom;
951	Window win;	1194	Window win;
952	char server[IMBUFSIZ];	1195	char server[IMBUFSIZ];
953		1196
954	/* get current locale modifier */	1197	/* get current locale modifier */
955	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1198	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1199	{
956	STRCPY(server, "@server=");	1200	STRCPY (server, "@server=");
957	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1201	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
958	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1202	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
959	*p = '\0';	1203	*p = '\0';
960		1204
961	atom = XInternAtom(R->Xdisplay, server, False);	1205	atom = XInternAtom (display->display, server, False);
962	win = XGetSelectionOwner(R->Xdisplay, atom);	1206	win = XGetSelectionOwner (display->display, atom);
963	if (win != None)	1207	if (win != None)
964	return True;	1208	return True;
965	}	1209	}
966	return False;	1210	return False;
967	}	1211	}
968		1212
969	/* EXTPROTO */
970	void	1213	void
971	rxvt_IMSendSpot(pR)	1214	rxvt_term::IMSendSpot ()
972	{	1215	{
973	XPoint spot;	1216	XPoint spot;
974	XVaNestedList preedit_attr;	1217	XVaNestedList preedit_attr;
975		1218
976	if (R->Input_Context == NULL	1219	if (Input_Context == NULL
977	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1220	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
978	|| !(R->event_type == KeyPress	1221	|| ! (event_type == KeyPress
979	|| R->event_type == Expose	1222	|| event_type == Expose
980	|| R->event_type == NoExpose	1223	|| event_type == NoExpose
981	|| R->event_type == SelectionNotify	1224	|| event_type == SelectionNotify
982	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1225	|| event_type == ButtonRelease || event_type == FocusIn)
983	|| !rxvt_IMisRunning(aR))	1226	|| !IMisRunning ())
984	return;	1227	return;
985		1228
986	rxvt_setPosition(aR_ & spot);	1229	im_set_position (&spot);
987		1230
988	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1231	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
989	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1232	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
990	XFree(preedit_attr);	1233	XFree (preedit_attr);
991	}	1234	}
992		1235
993	/* EXTPROTO */
994	void	1236	void
995	rxvt_setTermFontSet(pR_ int idx)
996	{
997	char *string;
998	long length;
999	int success = 0;
1000
1001	if (idx < 0 || idx >= MAX_NFONTS)
1002	return;
1003	}
1004
1005	/* INTPROTO */
1006	void
1007	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1237	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1008	XRectangle * needed_rect)	1238	XRectangle * needed_rect)
1009	{	1239	{
1010	int mbh, vtx = 0;	1240	int mbh, vtx = 0;
1011		1241
1012	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1242	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1013	vtx = scrollbar_TotalWidth();	1243	vtx = scrollbar_TotalWidth ();
		1244
1014	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1245	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1015	mbh -= R->TermWin.lineSpace;	1246	mbh -= TermWin.lineSpace;
1016		1247
1017	preedit_rect->x = needed_rect->width + vtx;	1248	preedit_rect->x = needed_rect->width + vtx;
1018	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1249	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1019		1250
1020	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1251	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1021	+ vtx;
1022	preedit_rect->height = Height2Pixel(1);	1252	preedit_rect->height = Height2Pixel (1);
1023		1253
1024	status_rect->x = vtx;	1254	status_rect->x = vtx;
1025	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1255	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1026		1256
1027	status_rect->width = needed_rect->width ? needed_rect->width	1257	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1028	: Width2Pixel(R->TermWin.ncol + 1);
1029	status_rect->height = Height2Pixel(1);	1258	status_rect->height = Height2Pixel (1);
1030	}	1259	}
1031		1260
1032	/* ARGSUSED */
1033	/* INTPROTO */
1034	void	1261	void
1035	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1262	rxvt_term::im_destroy ()
1036	__attribute__ ((unused)), XPointer call_data
1037	__attribute__ ((unused)))
1038	{	1263	{
1039	dR;	1264	if (Input_Context)
1040		1265	{
		1266	XDestroyIC (Input_Context);
1041	R->Input_Context = NULL;	1267	Input_Context = NULL;
1042	/* To avoid Segmentation Fault in C locale: Solaris only? */	1268	}
1043	if (STRCMP(R->locale, "C"))
1044	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1045	rxvt_IMInstantiateCallback, NULL);
1046	}
1047		1269
1048	/*	1270	if (input_method)
1049	* X manual pages and include files don't match on some systems:
1050	* some think this is an XIDProc and others an XIMProc so we can't
1051	* use the first argument - need to update this to be nice for
1052	* both types via some sort of configure detection
1053	*/
1054	/* ARGSUSED */
1055	/* EXTPROTO */
1056	void
1057	rxvt_IMInstantiateCallback(Display * unused
1058	__attribute__ ((unused)), XPointer client_data
1059	__attribute__ ((unused)), XPointer call_data
1060	__attribute__ ((unused)))
1061	{
1062	dR;
1063	int i, found, had_im;
1064	const char *p;
1065	char **s;
1066	char buf[IMBUFSIZ];
1067
1068	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1069	if (R->Input_Context)
1070	return;
1071
1072	found = had_im = 0;
1073	p = R->rs[Rs_inputMethod];
1074	if (p && *p) {
1075	had_im = 1;
1076	s = rxvt_splitcommastring(p);
1077	for (i = 0; s[i]; i++) {
1078	if (*s[i]) {
1079	STRCPY(buf, "@im=");
1080	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1081	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1082	&& (rxvt_IM_get_IC(aR) == True)) {
1083	found = 1;
1084	break;
1085	}
1086	}
1087	}
1088	for (i = 0; s[i]; i++)
1089	free(s[i]);
1090	free(s);
1091	}	1271	{
1092	if (found)	1272	display->put_xim (input_method);
1093	return;	1273	input_method = 0;
1094
1095	/* try with XMODIFIERS env. var. */
1096	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1097	rxvt_IM_get_IC(aR);
1098	return;
1099	}	1274	}
1100
1101	/* try with no modifiers base IF the user didn't specify an IM */
1102	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1103	&& rxvt_IM_get_IC(aR) == True)
1104	return;
1105	}	1275	}
1106		1276
1107	/*	1277	/*
1108	* Try to open a XIM with the current modifiers, then see if we can	1278	* Try to open a XIM with the current modifiers, then see if we can
1109	* open a suitable preedit type	1279	* open a suitable preedit type
1110	*/	1280	*/
1111	/* INTPROTO */
1112	Bool	1281	bool
1113	rxvt_IM_get_IC(pR)	1282	rxvt_term::IM_get_IC (const char *modifiers)
1114	{	1283	{
1115	int i, j, found;	1284	int i, j, found;
1116	XIM xim;	1285	XIM xim;
1117	XPoint spot;	1286	XPoint spot;
1118	XRectangle rect, status_rect, needed_rect;	1287	XRectangle rect, status_rect, needed_rect;
1119	unsigned long fg, bg;	1288	unsigned long fg, bg;
1120	const char *p;	1289	const char *p;
1121	char **s;	1290	char **s;
1122	XIMStyles *xim_styles;	1291	XIMStyles *xim_styles;
1123	XVaNestedList preedit_attr, status_attr;	1292	XVaNestedList preedit_attr, status_attr;
1124	XIMCallback ximcallback;
1125		1293
		1294	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1295	return false;
		1296
1126	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1297	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1127	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1298	input_method = display->get_xim (locale, modifiers);
1128	if (xim == NULL)	1299	if (input_method == NULL)
1129	return False;	1300	return false;
1130		1301
		1302	xim = input_method->xim;
		1303
1131	xim_styles = NULL;	1304	xim_styles = NULL;
1132	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1305	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1133	|| !xim_styles || !xim_styles->count_styles) {	1306	|| !xim_styles || !xim_styles->count_styles)
1134	XCloseIM(xim);	1307	{
		1308	display->put_xim (input_method);
1135	return False;	1309	return false;
1136	}	1310	}
1137		1311
1138	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1312	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1139	: "OverTheSpot,OffTheSpot,Root";
1140	s = rxvt_splitcommastring(p);	1313	s = rxvt_splitcommastring (p);
1141	for (i = found = 0; !found && s[i]; i++) {	1314	for (i = found = 0; !found && s[i]; i++)
		1315	{
1142	if (!STRCMP(s[i], "OverTheSpot"))	1316	if (!STRCMP (s[i], "OverTheSpot"))
1143	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1317	input_style = (XIMPreeditPosition | XIMStatusNothing);
1144	else if (!STRCMP(s[i], "OffTheSpot"))	1318	else if (!STRCMP (s[i], "OffTheSpot"))
1145	R->input_style = (XIMPreeditArea | XIMStatusArea);	1319	input_style = (XIMPreeditArea | XIMStatusArea);
1146	else if (!STRCMP(s[i], "Root"))	1320	else if (!STRCMP (s[i], "Root"))
1147	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1321	input_style = (XIMPreeditNothing | XIMStatusNothing);
1148		1322
1149	for (j = 0; j < xim_styles->count_styles; j++)	1323	for (j = 0; j < xim_styles->count_styles; j++)
1150	if (R->input_style == xim_styles->supported_styles[j]) {	1324	if (input_style == xim_styles->supported_styles[j])
		1325	{
1151	found = 1;	1326	found = 1;
		1327	break;
		1328	}
		1329	}
		1330
		1331	for (i = 0; s[i]; i++)
		1332	free (s[i]);
		1333
		1334	free (s);
		1335	XFree (xim_styles);
		1336
		1337	if (!found)
		1338	{
		1339	display->put_xim (input_method);
		1340	return false;
		1341	}
		1342
		1343	preedit_attr = status_attr = NULL;
		1344
		1345	if (input_style & XIMPreeditPosition)
		1346	{
		1347	im_set_size (&rect);
		1348	im_set_position (&spot);
		1349	im_set_color (&fg, &bg);
		1350
		1351	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1352	XNSpotLocation, &spot,
		1353	XNForeground, fg, XNBackground, bg,
		1354	//XNFontSet, TermWin.fontset,
		1355	NULL);
		1356	}
		1357	else if (input_style & XIMPreeditArea)
		1358	{
		1359	im_set_color (&fg, &bg);
		1360
		1361	/*
		1362	* The necessary width of preedit area is unknown
		1363	* until create input context.
		1364	*/
		1365	needed_rect.width = 0;
		1366
		1367	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1368
		1369	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1370	XNForeground, fg, XNBackground, bg,
		1371	//XNFontSet, TermWin.fontset,
		1372	NULL);
		1373	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1374	XNForeground, fg, XNBackground, bg,
		1375	//XNFontSet, TermWin.fontset,
		1376	NULL);
		1377	}
		1378
		1379	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1380	XNClientWindow, TermWin.parent[0],
		1381	XNFocusWindow, TermWin.parent[0],
		1382	preedit_attr ? XNPreeditAttributes : NULL,
		1383	preedit_attr,
		1384	status_attr ? XNStatusAttributes : NULL,
		1385	status_attr, NULL);
		1386	if (preedit_attr) XFree (preedit_attr);
		1387	if (status_attr) XFree (status_attr);
		1388
		1389	if (Input_Context == NULL)
		1390	{
		1391	rxvt_print_error ("failed to create input context");
		1392	display->put_xim (input_method);
		1393	return false;
		1394	}
		1395
		1396	if (input_style & XIMPreeditArea)
		1397	IMSetStatusPosition ();
		1398
		1399	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1400	return true;
		1401	}
		1402
		1403	void
		1404	rxvt_term::im_cb ()
		1405	{
		1406	int i, found, had_im;
		1407	const char *p;
		1408	char **s;
		1409	char buf[IMBUFSIZ];
		1410
		1411	im_destroy ();
		1412
		1413	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1414	if (Input_Context)
		1415	return;
		1416
		1417	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1418	if (rs[Rs_imLocale])
		1419	SET_LOCALE (rs[Rs_imLocale]);
		1420	#endif
		1421
		1422	p = rs[Rs_inputMethod];
		1423	if (p && *p)
		1424	{
		1425	bool found = false;
		1426
		1427	s = rxvt_splitcommastring (p);
		1428	for (i = 0; s[i]; i++)
		1429	{
		1430	if (*s[i])
		1431	{
		1432	STRCPY (buf, "@im=");
		1433	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1434	if (IM_get_IC (buf))
		1435	{
		1436	found = true;
1152	break;	1437	break;
		1438	}
1153	}	1439	}
1154	}	1440	}
1155	for (i = 0; s[i]; i++)	1441	for (i = 0; s[i]; i++)
1156	free(s[i]);	1442	free (s[i]);
1157	free(s);	1443	free (s);
1158	XFree(xim_styles);
1159		1444
1160	if (!found) {	1445	if (found)
1161	XCloseIM(xim);	1446	goto done;
1162	return False;
1163	}	1447	}
1164		1448
1165	ximcallback.callback = rxvt_IMDestroyCallback;	1449	/* try with XMODIFIERS env. var. */
		1450	if (IM_get_IC (""))
		1451	goto done;
1166		1452
1167	/* XXX: not sure why we need this (as well as IC one below) */	1453	/* try with no modifiers base IF the user didn't specify an IM */
1168	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1454	if (IM_get_IC ("@im=none"))
		1455	goto done;
1169		1456
1170	preedit_attr = status_attr = NULL;	1457	done:
1171		1458	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1172	if (R->input_style & XIMPreeditPosition) {	1459	if (rs[Rs_imLocale])
1173	rxvt_setSize(aR_ & rect);	1460	SET_LOCALE (locale);
1174	rxvt_setPosition(aR_ & spot);	1461	#endif
1175	rxvt_setColor(aR_ & fg, &bg);
1176
1177	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1178	XNSpotLocation, &spot,
1179	XNForeground, fg, XNBackground, bg,
1180	//XNFontSet, R->TermWin.fontset,
1181	NULL);
1182	} else if (R->input_style & XIMPreeditArea) {
1183	rxvt_setColor(aR_ & fg, &bg);
1184
1185	/*
1186	* The necessary width of preedit area is unknown
1187	* until create input context.
1188	*/
1189	needed_rect.width = 0;
1190
1191	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1192
1193	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1194	XNForeground, fg, XNBackground, bg,
1195	//XNFontSet, R->TermWin.fontset,
1196	NULL);
1197	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1198	XNForeground, fg, XNBackground, bg,
1199	//XNFontSet, R->TermWin.fontset,
1200	NULL);
1201	}
1202	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1203	XNClientWindow, R->TermWin.parent[0],
1204	XNFocusWindow, R->TermWin.parent[0],
1205	XNDestroyCallback, &ximcallback,
1206	preedit_attr ? XNPreeditAttributes : NULL,
1207	preedit_attr,
1208	status_attr ? XNStatusAttributes : NULL,
1209	status_attr, NULL);
1210	if (preedit_attr)
1211	XFree(preedit_attr);
1212	if (status_attr)
1213	XFree(status_attr);
1214	if (R->Input_Context == NULL) {
1215	rxvt_print_error("failed to create input context");
1216	XCloseIM(xim);
1217	return False;
1218	}
1219	if (R->input_style & XIMPreeditArea)
1220	rxvt_IMSetStatusPosition(aR);
1221	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1222	return True;
1223	}	1462	}
1224		1463
1225	/* EXTPROTO */
1226	void	1464	void
1227	rxvt_IMSetStatusPosition(pR)	1465	rxvt_term::IMSetStatusPosition ()
1228	{	1466	{
1229	XRectangle preedit_rect, status_rect, *needed_rect;	1467	XRectangle preedit_rect, status_rect, *needed_rect;
1230	XVaNestedList preedit_attr, status_attr;	1468	XVaNestedList preedit_attr, status_attr;
1231		1469
1232	if (R->Input_Context == NULL	1470	if (Input_Context == NULL
1233	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1471	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1234	|| !rxvt_IMisRunning(aR))	1472	|| !IMisRunning ())
1235	return;	1473	return;
1236		1474
1237	/* Getting the necessary width of preedit area */	1475	/* Getting the necessary width of preedit area */
1238	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1476	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1239	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1477	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1240	XFree(status_attr);	1478	XFree (status_attr);
1241		1479
1242	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1480	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1243		1481
1244	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1482	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1245	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1483	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1246		1484
1247	XSetICValues(R->Input_Context,	1485	XSetICValues (Input_Context,
1248	XNPreeditAttributes, preedit_attr,	1486	XNPreeditAttributes, preedit_attr,
1249	XNStatusAttributes, status_attr, NULL);	1487	XNStatusAttributes, status_attr, NULL);
1250		1488
1251	XFree(preedit_attr);	1489	XFree (preedit_attr);
1252	XFree(status_attr);	1490	XFree (status_attr);
1253	}	1491	}
1254	#endif /* USE_XIM */	1492	#endif /* USE_XIM */
1255		1493
1256	/*----------------------------------------------------------------------*/	1494	/*----------------------------------------------------------------------*/
1257	rxvt_t rxvt_current_term;	1495	rxvt_t rxvt_current_term;

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