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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 1.70 by root, Mon Jul 26 18:01:19 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	vector<rxvt_term *> rxvt_term::termlist;
		50
		51	static char curlocale[128];
		52
		53	bool
		54	rxvt_set_locale (const char *locale)
		55	{
		56	if (!locale || !STRNCMP (locale, curlocale, 128))
		57	return false;
		58
		59	STRNCPY (curlocale, locale, 128);
		60	setlocale (LC_CTYPE, curlocale);
		61	return true;
		62	}
		63
		64	#if ENABLE_COMBINING
		65	class rxvt_composite_vec rxvt_composite;
		66
		67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		68	{
		69	compose_char *cc;
		70
		71	// break compose chains, as stupid readline really likes to duplicate
		72	// composing characters for some reason near the end of a line.
		73	cc = (*this)[c1];
		74	while (cc)
		75	{
		76	if (cc->c2 == c2) return c1;
		77	cc = (*this)[cc->c1];
		78	}
		79
		80	// check to see wether this combination already exists otherwise
		81	for (cc = v.end (); cc-- > v.begin (); )
		82	{
		83	if (cc->c1 == c1 && cc->c2 == c2)
		84	return COMPOSE_LO + (cc - v.begin ());
		85	}
		86
		87	// allocate a new combination
		88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		89	{
		90	static int seen;
		91
		92	if (!seen++)
		93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		94
		95	return REPLACEMENT_CHAR;
		96	}
		97
		98	v.push_back (compose_char (c1, c2));
		99
		100	return v.size () - 1 + COMPOSE_LO;
		101	}
		102
		103	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		104	{
		105	compose_char *cc = (*this)[c];
		106
		107	if (!cc)
		108	{
		109	if (r) *r = c;
		110	return 1;
		111	}
		112
		113	int len = expand (cc->c1, r);
		114
		115	if (r) r += len;
		116
		117	if (cc->c2 != NOCHAR)
		118	{
		119	len++;
		120	if (r) *r++ = cc->c2;
		121	}
		122
		123	return len;
		124
		125	}
		126	#endif
		127
47	void *	128	void *
48	rxvt_term::operator new (size_t s)	129	rxvt_term::operator new (size_t s)
49	{	130	{
50	void *p = malloc (s);	131	void *p = malloc (s);
51		132
…		…
58	{	139	{
59	free (p);	140	free (p);
60	}	141	}
61		142
62	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
		144	:
		145	rootwin_ev (this, &rxvt_term::rootwin_cb),
		146	termwin_ev (this, &rxvt_term::x_cb),
63	: pty_ev (this, &rxvt_term::pty_cb),	147	vt_ev (this, &rxvt_term::x_cb),
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	168	#endif
67	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	171	#endif
		172	#ifdef USE_XIM
70	x_ev (this, &rxvt_term::x_cb)	173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	check_ev (this, &rxvt_term::check_cb),
		176	destroy_ev (this, &rxvt_term::destroy_cb),
		177	pty_ev (this, &rxvt_term::pty_cb),
		178	incr_ev (this, &rxvt_term::incr_cb)
71	{	179	{
72	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		181
		182	termlist.push_back (this);
73	}	183	}
74		184
75	rxvt_term::~rxvt_term ()	185	rxvt_term::~rxvt_term ()
76	{	186	{
		187	termlist.erase (find (termlist.begin (), termlist.end(), this));
		188
		189	if (cmd_fd >= 0)
		190	close (cmd_fd);
		191
		192	#ifndef NO_SETOWNER_TTYDEV
		193	privileged_ttydev (RESTORE);
		194	#endif
		195	#ifdef UTMP_SUPPORT
		196	privileged_utmp (RESTORE);
		197	#endif
		198
		199	delete TermWin.fontset;
		200
		201	if (display)
		202	{
		203	selection_clear ();
		204
		205	#ifdef MENUBAR
		206	if (menubarGC) XFreeGC (display->display, menubarGC);
		207	#endif
		208	#ifdef XTERM_SCROLLBAR
		209	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		210	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		211	#endif
		212	#ifdef PLAIN_SCROLLBAR
		213	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		214	#endif
		215	#ifdef NEXT_SCROLLBAR
		216	if (blackGC) XFreeGC (display->display, blackGC);
		217	if (whiteGC) XFreeGC (display->display, whiteGC);
		218	if (grayGC) XFreeGC (display->display, grayGC);
		219	if (darkGC) XFreeGC (display->display, darkGC);
		220	if (stippleGC) XFreeGC (display->display, stippleGC);
		221	if (dimple) XFreePixmap (display->display, dimple);
		222	if (upArrow) XFreePixmap (display->display, upArrow);
		223	if (downArrow) XFreePixmap (display->display, downArrow);
		224	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		225	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		226	#endif
		227	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		228	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		229	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		230	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		231	#endif
		232	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		233
		234	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		235	delete menuBar.drawable;
		236	//if (menuBar.win)
		237	// XDestroyWindow (display->display, menuBar.win);
		238	#endif
		239	delete TermWin.drawable;
		240	// destroy all windows
		241	if (TermWin.parent[0])
		242	XDestroyWindow (display->display, TermWin.parent[0]);
		243	}
		244
		245	// TODO: free pixcolours, colours should become part of rxvt_display
		246
77	delete PixColors;	247	delete PixColors;
		248
		249	displays.put (display);
		250
		251	scr_release ();
		252
		253	/* clear all resources */
		254	for (int i = 0; i < allocated.size (); i++)
		255	free (allocated[i]);
		256
		257	free (selection.text);
		258	// TODO: manage env vars in child only(!)
		259	free (env_windowid);
		260	free (env_display);
		261	free (env_term);
		262	free (env_colorfgbg);
		263	free (locale);
		264	#if 0
		265	free (codeset);
		266	#endif
		267
		268	delete envv;
		269	delete argv;
		270	}
		271
		272	void
		273	rxvt_term::destroy ()
		274	{
		275	if (display)
		276	{
		277	rootwin_ev.stop (display);
		278	termwin_ev.stop (display);
		279	vt_ev.stop (display);
		280	#ifdef USE_XIM
		281	im_destroy ();
		282	im_ev.stop (display);
		283	#endif
		284	#ifdef HAVE_SCROLLBARS
		285	scrollbar_ev.stop (display);
		286	#endif
		287	#ifdef MENUBAR
		288	menubar_ev.stop (display);
		289	#endif
		290	}
		291
		292	check_ev.stop ();
		293	pty_ev.stop ();
		294	#ifdef CURSOR_BLINK
		295	cursor_blink_ev.stop ();
		296	#endif
		297	#ifdef TEXT_BLINK
		298	text_blink_ev.stop ();
		299	#endif
		300	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		301	cont_scroll_ev.stop ();
		302	#endif
		303	#ifdef SELECTION_SCROLLING
		304	sel_scroll_ev.stop ();
		305	#endif
		306	#ifdef POINTER_BLANK
		307	pointer_ev.stop ();
		308	#endif
		309
		310	destroy_ev.start (0);
		311	}
		312
		313	void
		314	rxvt_term::destroy_cb (time_watcher &w)
		315	{
		316	SET_R (this);
		317
		318	delete this;
78	}	319	}
79		320
80	/*----------------------------------------------------------------------*/	321	/*----------------------------------------------------------------------*/
81	/* rxvt_init() */	322	/* rxvt_init () */
82	/* LIBPROTO */
83	rxvt_t
84	rxvt_init(int argc, const char *const *argv)
85	{
86	SET_R(new rxvt_term);
87	dR;
88
89	if (!R->init_vars () || !R->init (argc, argv))
90	{
91	delete R;
92	return NULL;
93	}
94
95	return R;
96	}
97
98	bool	323	bool
99	rxvt_term::init (int argc, const char *const *argv)	324	rxvt_term::init (int argc, const char *const *argv)
100	{	325	{
101	dR;//TODO (scrollbar, setidle)	326	SET_R (this);
		327
		328	if (!init_vars ())
		329	return false;
102		330
103	/*	331	/*
104	* Save and then give up any super-user privileges	332	* Save and then give up any super-user privileges
105	* If we need privileges in any area then we must specifically request it.	333	* If we need privileges in any area then we must specifically request it.
106	* We should only need to be root in these cases:	334	* We should only need to be root in these cases:
107	* 1. write utmp entries on some systems	335	* 1. write utmp entries on some systems
108	* 2. chown tty on some systems	336	* 2. chown tty on some systems
109	*/	337	*/
110	rxvt_privileges (this, SAVE);	338	privileges (SAVE);
111	rxvt_privileges (this, IGNORE);	339	privileges (IGNORE);
112		340
113	rxvt_init_secondary (this);	341	init_secondary ();
114		342
115	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	343	const char **cmd_argv = init_resources (argc, argv);
116		344
		345	set_locale ("");
		346
117	#if (MENUBAR_MAX)	347	#if MENUBAR_MAX
118	rxvt_menubar_read (this, rs[Rs_menu]);	348	menubar_read (rs[Rs_menu]);
119	#endif	349	#endif
120	#ifdef HAVE_SCROLLBARS	350	#ifdef HAVE_SCROLLBARS
121	if (Options & Opt_scrollBar)	351	if (Options & Opt_scrollBar)
122	scrollbar_setIdle (); /* set existence for size calculations */	352	scrollBar.setIdle (); /* set existence for size calculations */
123	#endif	353	#endif
124		354
125	rxvt_Create_Windows (this, argc, argv);	355	create_windows (argc, argv);
126		356
127	rxvt_init_xlocale (this);	357	init_xlocale ();
128		358
129	rxvt_scr_reset (this); /* initialize screen */	359	scr_reset (); /* initialize screen */
130	#ifdef RXVT_GRAPHICS
131	rxvt_Gr_reset (this); /* reset graphics */
132	#endif
133		360
134	#if 0	361	#if 0
135	#ifdef DEBUG_X
136	XSynchronize(Xdisplay, True);	362	XSynchronize (display->display, True);
137	XSetErrorHandler((XErrorHandler) abort);
138	#else
139	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140	#endif
141	#endif	363	#endif
142		364
143	#ifdef HAVE_SCROLLBARS	365	#ifdef HAVE_SCROLLBARS
144	if (Options & Opt_scrollBar)	366	if (Options & Opt_scrollBar)
145	rxvt_Resize_scrollBar (this); /* create and map scrollbar */	367	resize_scrollbar (); /* create and map scrollbar */
146	#endif	368	#endif
147	#if (MENUBAR_MAX)	369	#if (MENUBAR_MAX)
148	if (menubar_visible(r))	370	if (menubar_visible ())
149	XMapWindow (Xdisplay, menuBar.win);	371	XMapWindow (display->display, menuBar.win);
150	#endif	372	#endif
151	#ifdef TRANSPARENT	373	#ifdef TRANSPARENT
152	if (Options & Opt_transparent)	374	if (Options & Opt_transparent)
153	{	375	{
154	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);	376	XSelectInput (display->display, display->root, PropertyChangeMask);
155	rxvt_check_our_parents (this);	377	check_our_parents ();
156	}	378	}
157	#endif	379	#endif
		380
		381	rootwin_ev.start (display, display->root);
		382
158	XMapWindow (Xdisplay, TermWin.vt);	383	XMapWindow (display->display, TermWin.vt);
159	XMapWindow (Xdisplay, TermWin.parent[0]);	384	XMapWindow (display->display, TermWin.parent[0]);
160		385
161	rxvt_init_env (this);
162	rxvt_init_command (this, cmd_argv);	386	init_command (cmd_argv);
163		387
164	x_ev.start (Xfd, EVENT_READ);
165	pty_ev.start (cmd_fd, EVENT_READ);	388	pty_ev.start (cmd_fd, EVENT_READ);
166		389
167	flush ();	390	check_ev.start ();
168		391
169	return true;	392	return true;
		393	}
		394
		395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		396
		397	void
		398	rxvt_init_signals ()
		399	{
		400	/* install exit handler for cleanup */
		401	#if 0
		402	#ifdef HAVE_ATEXIT
		403	atexit (rxvt_clean_exit);
		404	#else
		405	#endif
		406	#endif
		407
		408	struct sigaction sa;
		409
		410	sigfillset (&sa.sa_mask);
		411	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		412	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		413	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		414	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		415	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		416	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		417	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		418
		419	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		420	/* signal (SIGURG, SIG_DFL); */
		421
		422	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		423	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
170	}	424	}
171		425
172	/* ------------------------------------------------------------------------- *	426	/* ------------------------------------------------------------------------- *
173	* SIGNAL HANDLING & EXIT HANDLER *	427	* SIGNAL HANDLING & EXIT HANDLER *
174	* ------------------------------------------------------------------------- */	428	* ------------------------------------------------------------------------- */
175	/*	429	/*
176	* Catch a SIGCHLD signal and exit if the direct child has died	430	* Catch a SIGCHLD signal and exit if the direct child has died
177	*/	431	*/
		432
		433	void rxvt_term::child_exited (int pid)
		434	{
		435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		436	if (pid == (*t)->cmd_pid)
		437	{
		438	(*t)->destroy ();
		439	break;
		440	}
		441	}
		442
178	/* ARGSUSED */	443	/* ARGSUSED */
179	/* EXTPROTO */	444	/* EXTPROTO */
180	RETSIGTYPE	445	RETSIGTYPE
181	rxvt_Child_signal(int sig __attribute__ ((unused)))	446	rxvt_Child_signal (int sig __attribute__ ((unused)))
182	{	447	{
183	dR;
184	int pid, save_errno = errno;	448	int pid, save_errno = errno;
185		449
186	do {	450	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
187	errno = 0;	451	rxvt_term::child_exited (pid);
188	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
189		452
190	if (pid == R->cmd_pid)
191	exit(EXIT_SUCCESS);
192
193	errno = save_errno;	453	errno = save_errno;
194	signal(SIGCHLD, rxvt_Child_signal);
195	}	454	}
196		455
197	/*	456	/*
198	* Catch a fatal signal and tidy up before quitting	457	* Catch a fatal signal and tidy up before quitting
199	*/	458	*/
200	/* EXTPROTO */	459	/* EXTPROTO */
201	RETSIGTYPE	460	RETSIGTYPE
202	rxvt_Exit_signal(int sig)	461	rxvt_Exit_signal (int sig)
203	{	462	{
204	signal(sig, SIG_DFL);	463	signal (sig, SIG_DFL);
205	#ifdef DEBUG_CMD	464	#ifdef DEBUG_CMD
206	rxvt_print_error("signal %d", sig);	465	rxvt_warn ("caught signal %d, exiting.\n", sig);
207	#endif	466	#endif
208	rxvt_clean_exit();	467	rxvt_clean_exit ();
209	kill(getpid(), sig);	468	kill (getpid (), sig);
210	}	469	}
211		470
212	/* ARGSUSED */
213	/* INTPROTO */	471	/* INTPROTO */
214	int	472	int
215	rxvt_xerror_handler(const Display * display	473	rxvt_xerror_handler (Display *display, XErrorEvent *event)
216	__attribute__ ((unused)), const XErrorEvent * event)
217	{	474	{
218	dR;
219
220	if (R->allowedxerror == -1) {	475	if (GET_R->allowedxerror == -1)
221	R->allowedxerror = event->error_code;	476	GET_R->allowedxerror = event->error_code;
222	return 0; /* ignored anyway */	477	else
223	}	478	{
224	rxvt_print_error("XError: Request: %d . %d, Error: %d",	479	old_xerror_handler (display, event);
225	event->request_code, event->minor_code,	480	GET_R->destroy ();
226	event->error_code);	481	}
227	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	482
228	exit(EXIT_FAILURE);	483	return 0;
229	/* NOTREACHED */
230	}	484	}
231		485
232	/*----------------------------------------------------------------------*/	486	/*----------------------------------------------------------------------*/
233	/*	487	/*
234	* Exit gracefully, clearing the utmp entry and restoring tty attributes	488	* Exit gracefully, clearing the utmp entry and restoring tty attributes
235	* TODO: if debugging, this should free up any known resources if we can	489	* TODO: if debugging, this should free up any known resources if we can
236	*/	490	*/
237	/* EXTPROTO */	491	/* EXTPROTO */
238	void	492	void
239	rxvt_clean_exit(void)	493	rxvt_clean_exit ()
240	{	494	{
241	dR;	495	// TODO: rxvtd should clean up all ressources
242		496	if (GET_R)
243	#ifdef DEBUG_SCREEN	497	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	}	498	}
259		499
260	/* ------------------------------------------------------------------------- *	500	/* ------------------------------------------------------------------------- *
261	* MEMORY ALLOCATION WRAPPERS *	501	* MEMORY ALLOCATION WRAPPERS *
262	* ------------------------------------------------------------------------- */	502	* ------------------------------------------------------------------------- */
263	/* EXTPROTO */	503	/* EXTPROTO */
264	void *	504	void *
265	rxvt_malloc(size_t size)	505	rxvt_malloc (size_t size)
266	{	506	{
267	void *p;	507	void *p;
268		508
269	p = malloc(size);	509	p = malloc (size);
270	if (p)	510	if (p)
271	return p;	511	return p;
272		512
273	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	513	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
274	rxvt_clean_exit();	514	rxvt_clean_exit ();
275	exit(EXIT_FAILURE);	515	exit (EXIT_FAILURE);
276	/* NOTREACHED */	516	/* NOTREACHED */
277	}	517	}
278		518
279	/* EXTPROTO */	519	/* EXTPROTO */
280	void *	520	void *
281	rxvt_calloc(size_t number, size_t size)	521	rxvt_calloc (size_t number, size_t size)
282	{	522	{
283	void *p;	523	void *p;
284		524
285	p = calloc(number, size);	525	p = calloc (number, size);
286	if (p)	526	if (p)
287	return p;	527	return p;
288		528
289	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	529	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
290	rxvt_clean_exit();	530	rxvt_clean_exit ();
291	exit(EXIT_FAILURE);	531	exit (EXIT_FAILURE);
292	/* NOTREACHED */	532	/* NOTREACHED */
293	}	533	}
294		534
295	/* EXTPROTO */	535	/* EXTPROTO */
296	void *	536	void *
297	rxvt_realloc(void *ptr, size_t size)	537	rxvt_realloc (void *ptr, size_t size)
298	{	538	{
299	void *p;	539	void *p;
300		540
301	if (ptr)	541	if (ptr)
302	p = realloc(ptr, size);	542	p = realloc (ptr, size);
303	else	543	else
304	p = malloc(size);	544	p = malloc (size);
305	if (p)	545	if (p)
306	return p;	546	return p;
307		547
308	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	548	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
309	rxvt_clean_exit();	549	rxvt_clean_exit ();
310	exit(EXIT_FAILURE);	550	exit (EXIT_FAILURE);
311	/* NOTREACHED */	551	/* NOTREACHED */
312	}	552	}
313		553
314	/* ------------------------------------------------------------------------- *	554	/* ------------------------------------------------------------------------- *
315	* PRIVILEGED OPERATIONS *	555	* PRIVILEGED OPERATIONS *
316	* ------------------------------------------------------------------------- */	556	* ------------------------------------------------------------------------- */
317	/* take care of suid/sgid super-user (root) privileges */	557	/* take care of suid/sgid super-user (root) privileges */
318	/* INTPROTO */
319	void	558	void
320	rxvt_privileges(pR_ int mode)	559	rxvt_term::privileges (int mode)
321	{	560	{
322	#if ! defined(__CYGWIN32__)	561	#if ! defined(__CYGWIN32__)
323	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	562	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
324	/* setreuid() is the poor man's setuid(), seteuid() */	563	/* setreuid () is the poor man's setuid (), seteuid () */
325	# define seteuid(a) setreuid(-1, (a))	564	# define seteuid(a) setreuid(-1, (a))
326	# define setegid(a) setregid(-1, (a))	565	# define setegid(a) setregid(-1, (a))
327	# define HAVE_SETEUID	566	# define HAVE_SETEUID
328	# endif	567	# endif
329	# ifdef HAVE_SETEUID	568	# ifdef HAVE_SETEUID
330	switch (mode) {	569	switch (mode)
		570	{
331	case IGNORE:	571	case IGNORE:
332	/*	572	/*
333	* change effective uid/gid - not real uid/gid - so we can switch	573	* change effective uid/gid - not real uid/gid - so we can switch
334	* back to root later, as required	574	* back to root later, as required
335	*/	575	*/
336	seteuid(getuid());	576	seteuid (getuid ());
337	setegid(getgid());	577	setegid (getgid ());
338	break;	578	break;
339	case SAVE:	579	case SAVE:
340	R->euid = geteuid();	580	euid = geteuid ();
341	R->egid = getegid();	581	egid = getegid ();
342	break;	582	break;
343	case RESTORE:	583	case RESTORE:
344	seteuid(R->euid);	584	seteuid (euid);
345	setegid(R->egid);	585	setegid (egid);
346	break;	586	break;
347	}	587	}
348	# else	588	# else
349	switch (mode) {	589	switch (mode)
		590	{
350	case IGNORE:	591	case IGNORE:
351	setuid(getuid());	592	setuid (getuid ());
352	setgid(getgid());	593	setgid (getgid ());
353	/* FALLTHROUGH */	594	/* FALLTHROUGH */
354	case SAVE:	595	case SAVE:
355	/* FALLTHROUGH */	596	/* FALLTHROUGH */
356	case RESTORE:	597	case RESTORE:
357	break;	598	break;
358	}	599	}
359	# endif	600	# endif
360	#endif	601	#endif
361	}	602	}
362		603
363	#ifdef UTMP_SUPPORT	604	#ifdef UTMP_SUPPORT
364	/* EXTPROTO */
365	void	605	void
366	rxvt_privileged_utmp(pR_ char action)	606	rxvt_term::privileged_utmp (char action)
367	{	607	{
368	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	608	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
369	action, R->next_utmp_action, getpid()));	609	action, next_utmp_action, getpid ()));
370	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	610	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
371	|| (R->Options & Opt_utmpInhibit)	611	|| (Options & Opt_utmpInhibit)
372	|| R->ttydev == NULL || *R->ttydev == '\0')	612	|| ttydev == NULL || *ttydev == '\0')
373	return;	613	return;
374		614
375	rxvt_privileges(aR_ RESTORE);	615	privileges (RESTORE);
376	if (action == SAVE) {	616	if (action == SAVE)
		617	{
377	R->next_utmp_action = RESTORE;	618	next_utmp_action = RESTORE;
378	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	619	makeutent (ttydev, rs[Rs_display_name]);
		620	}
		621	else
379	} else { /* action == RESTORE */	622	{ /* action == RESTORE */
380	R->next_utmp_action = IGNORE;	623	next_utmp_action = IGNORE;
381	rxvt_cleanutent(aR);	624	cleanutent ();
382	}	625	}
383	rxvt_privileges(aR_ IGNORE);	626	privileges (IGNORE);
384	}	627	}
385	#endif	628	#endif
386		629
387	#ifndef NO_SETOWNER_TTYDEV	630	#ifndef NO_SETOWNER_TTYDEV
388	/* EXTPROTO */
389	void	631	void
390	rxvt_privileged_ttydev(pR_ char action)	632	rxvt_term::privileged_ttydev (char action)
391	{	633	{
392	D_MAIN((stderr,	634	D_MAIN ((stderr,
393	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	635	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
394	action, R->next_tty_action, getpid()));	636	action, next_tty_action, getpid ()));
395	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	637	if (next_tty_action != action || (action != SAVE && action != RESTORE)
396	|| R->ttydev == NULL || *R->ttydev == '\0')	638	|| ttydev == NULL || *ttydev == '\0')
397	return;	639	return;
398		640
399	rxvt_privileges(aR_ RESTORE);	641	privileges (RESTORE);
400		642
401	if (action == SAVE) {	643	if (action == SAVE)
		644	{
402	R->next_tty_action = RESTORE;	645	next_tty_action = RESTORE;
403	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	646	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
404	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	647	/* 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 */	648	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
406	R->next_tty_action = IGNORE;	649	next_tty_action = IGNORE;
407	else	650	else
408	# endif	651	# endif
		652
409	{	653	{
410	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	654	chown (ttydev, getuid (), ttygid); /* fail silently */
411	chmod(R->ttydev, R->ttymode);	655	chmod (ttydev, ttymode);
412	# ifdef HAVE_REVOKE	656	# ifdef HAVE_REVOKE
413	revoke(R->ttydev);	657	revoke (ttydev);
414	# endif	658	# endif
		659
415	}	660	}
		661	}
		662	else
416	} else { /* action == RESTORE */	663	{ /* action == RESTORE */
417	R->next_tty_action = IGNORE;	664	next_tty_action = IGNORE;
418	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	665	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
419	chmod(R->ttydev, R->ttyfd_stat.st_mode);	666	chmod (ttydev, ttyfd_stat.st_mode);
420	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	667	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
421	# else	668	# else
422	chmod(R->ttydev,	669	chmod (ttydev,
423	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	670	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
424	chown(R->ttydev, 0, 0);	671	chown (ttydev, 0, 0);
425	# endif	672	# endif
426	}
427		673
		674	}
		675
428	rxvt_privileges(aR_ IGNORE);	676	privileges (IGNORE);
429		677
430	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	678	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
431	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	679	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
432	action == RESTORE ? "Restoring" : (action ==	680	action == RESTORE ? "Restoring" : (action ==
433	SAVE ? "Saving" :	681	SAVE ? "Saving" :
434	"UNKNOWN ERROR for"), R->ttydev,	682	"UNKNOWN ERROR for"), ttydev,
435	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	683	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
436	R->ttyfd_stat.st_gid));	684	ttyfd_stat.st_gid));
437	# endif	685	# endif
438	}	686	}
439	#endif	687	#endif
440		688
441	/*----------------------------------------------------------------------*/	689	/*----------------------------------------------------------------------*/
442	/*	690	/*
443	* window size/position calculcations for XSizeHint and other storage.	691	* window size/position calculcations for XSizeHint and other storage.
444	* if width/height are non-zero then override calculated width/height	692	* if width/height are non-zero then override calculated width/height
445	*/	693	*/
446	/* EXTPROTO */
447	void	694	void
448	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	695	rxvt_term::window_calc (unsigned int width, unsigned int height)
449	{	696	{
450	short recalc_x, recalc_y;	697	short recalc_x, recalc_y;
451	int x, y, sb_w, mb_h, flags;	698	int x, y, sb_w, mb_h, flags;
452	unsigned int w, h;	699	unsigned int w, h;
453	unsigned int max_width, max_height;	700	unsigned int max_width, max_height;
454		701
455	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	702	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
456	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	703	TermWin.ncol, TermWin.nrow, szHint.width,
457	R->szHint.height));	704	szHint.height));
458	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	705	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
459	R->szHint.win_gravity = NorthWestGravity;	706	szHint.win_gravity = NorthWestGravity;
460	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	707	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
461		708
462	recalc_x = recalc_y = 0;	709	recalc_x = recalc_y = 0;
463	flags = 0;	710	flags = 0;
464	if (!R->parsed_geometry) {	711	if (!parsed_geometry)
		712	{
465	R->parsed_geometry = 1;	713	parsed_geometry = 1;
466	if (R->rs[Rs_geometry])	714	if (rs[Rs_geometry])
467	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	715	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
468	if (flags & WidthValue) {	716	if (flags & WidthValue)
		717	{
469	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	718	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
470	R->szHint.flags |= USSize;	719	szHint.flags |= USSize;
471	}	720	}
472	if (flags & HeightValue) {	721	if (flags & HeightValue)
		722	{
473	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	723	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
474	R->szHint.flags |= USSize;	724	szHint.flags |= USSize;
475	}	725	}
476	if (flags & XValue) {	726	if (flags & XValue)
		727	{
477	R->szHint.x = x;	728	szHint.x = x;
478	R->szHint.flags |= USPosition;	729	szHint.flags |= USPosition;
479	if (flags & XNegative) {	730	if (flags & XNegative)
		731	{
480	recalc_x = 1;	732	recalc_x = 1;
481	R->szHint.win_gravity = NorthEastGravity;	733	szHint.win_gravity = NorthEastGravity;
482	}	734	}
483	}	735	}
484	if (flags & YValue) {	736	if (flags & YValue)
		737	{
485	R->szHint.y = y;	738	szHint.y = y;
486	R->szHint.flags |= USPosition;	739	szHint.flags |= USPosition;
487	if (flags & YNegative) {	740	if (flags & YNegative)
		741	{
488	recalc_y = 1;	742	recalc_y = 1;
489	if (R->szHint.win_gravity == NorthEastGravity)	743	if (szHint.win_gravity == NorthEastGravity)
490	R->szHint.win_gravity = SouthEastGravity;	744	szHint.win_gravity = SouthEastGravity;
491	else	745	else
492	R->szHint.win_gravity = SouthWestGravity;	746	szHint.win_gravity = SouthWestGravity;
493	}	747	}
494	}	748	}
495	}	749	}
		750
496	/* TODO: BOUNDS */	751	/* TODO: BOUNDS */
497	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	752	TermWin.width = TermWin.ncol * TermWin.fwidth;
498	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	753	TermWin.height = TermWin.nrow * TermWin.fheight;
499	max_width = MAX_COLS * R->TermWin.fwidth;	754	max_width = MAX_COLS * TermWin.fwidth;
500	max_height = MAX_ROWS * R->TermWin.fheight;	755	max_height = MAX_ROWS * TermWin.fheight;
501		756
502	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	757	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
503		758
504	sb_w = mb_h = 0;	759	sb_w = mb_h = 0;
505	R->window_vt_x = R->window_vt_y = 0;	760	window_vt_x = window_vt_y = TermWin.int_bwidth;
		761
506	if (scrollbar_visible(R)) {	762	if (scrollbar_visible ())
		763	{
507	sb_w = scrollbar_TotalWidth();	764	sb_w = scrollbar_TotalWidth ();
508	R->szHint.base_width += sb_w;	765	szHint.base_width += sb_w;
509	if (!(R->Options & Opt_scrollBar_right))	766	if (!(Options & Opt_scrollBar_right))
510	R->window_vt_x = sb_w;	767	window_vt_x += sb_w;
511	}	768	}
		769
512	if (menubar_visible(R)) {	770	if (menubar_visible ())
		771	{
513	mb_h = menuBar_TotalHeight();	772	mb_h = menuBar_TotalHeight ();
514	R->szHint.base_height += mb_h;	773	szHint.base_height += mb_h;
515	R->window_vt_y = mb_h;	774	window_vt_y += mb_h;
516	}	775	}
		776
517	R->szHint.width_inc = R->TermWin.fwidth;	777	szHint.width_inc = TermWin.fwidth;
518	R->szHint.height_inc = R->TermWin.fheight;	778	szHint.height_inc = TermWin.fheight;
519	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	779	szHint.min_width = szHint.base_width + szHint.width_inc;
520	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	780	szHint.min_height = szHint.base_height + szHint.height_inc;
521		781
522	if (width && width - R->szHint.base_width < max_width) {	782	if (width && width - szHint.base_width < max_width)
		783	{
523	R->szHint.width = width;	784	szHint.width = width;
524	R->TermWin.width = width - R->szHint.base_width;	785	TermWin.width = width - szHint.base_width;
525	} else {	786	}
		787	else
		788	{
526	MIN_IT(R->TermWin.width, max_width);	789	MIN_IT (TermWin.width, max_width);
527	R->szHint.width = R->szHint.base_width + R->TermWin.width;	790	szHint.width = szHint.base_width + TermWin.width;
528	}	791	}
		792
529	if (height && height - R->szHint.base_height < max_height) {	793	if (height && height - szHint.base_height < max_height)
		794	{
530	R->szHint.height = height;	795	szHint.height = height;
531	R->TermWin.height = height - R->szHint.base_height;	796	TermWin.height = height - szHint.base_height;
532	} else {	797	}
		798	else
		799	{
533	MIN_IT(R->TermWin.height, max_height);	800	MIN_IT (TermWin.height, max_height);
534	R->szHint.height = R->szHint.base_height + R->TermWin.height;	801	szHint.height = szHint.base_height + TermWin.height;
535	}	802	}
		803
536	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	804	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
537	R->window_sb_x = R->szHint.width - sb_w;	805	window_sb_x = szHint.width - sb_w;
538		806
539	if (recalc_x)	807	if (recalc_x)
540	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	808	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
541	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	809	- szHint.width - 2 * TermWin.ext_bwidth);
542	if (recalc_y)	810	if (recalc_y)
543	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	811	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
544	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	812	- szHint.height - 2 * TermWin.ext_bwidth);
545		813
546	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	814	TermWin.ncol = TermWin.width / TermWin.fwidth;
547	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	815	TermWin.nrow = TermWin.height / TermWin.fheight;
548	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	816	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
549	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	817	TermWin.ncol, TermWin.nrow, szHint.width,
550	R->szHint.height));	818	szHint.height));
551	return;	819	return;
552	}	820	}
553		821
554	/*----------------------------------------------------------------------*/	822	/*----------------------------------------------------------------------*/
555	/*	823	/*
556	* Tell the teletype handler what size the window is.	824	* Tell the teletype handler what size the window is.
557	* Called after a window size change.	825	* Called after a window size change.
558	*/	826	*/
559	/* EXTPROTO */
560	void	827	void
561	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	828	rxvt_term::tt_winch ()
562	{	829	{
563	struct winsize ws;	830	struct winsize ws;
564		831
565	if (fd < 0)	832	if (cmd_fd < 0)
566	return;	833	return;
		834
567	ws.ws_col = col;	835	ws.ws_col = TermWin.ncol;
568	ws.ws_row = row;	836	ws.ws_row = TermWin.nrow;
569	ws.ws_xpixel = ws.ws_ypixel = 0;	837	ws.ws_xpixel = ws.ws_ypixel = 0;
570	#ifndef DEBUG_SIZE	838	#ifndef DEBUG_SIZE
571	(void)ioctl(fd, TIOCSWINSZ, &ws);	839	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
572	#else	840	#else
573	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	841	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
574	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	842	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
575	}
576	# ifdef SIGWINCH	843	# ifdef SIGWINCH
577	else if (pid) /* force through to the command */	844	else if (cmd_pid) /* force through to the command */
578	kill(pid, SIGWINCH);	845	kill (cmd_pid, SIGWINCH);
579	# endif	846	# endif
580	#endif	847	#endif
581	}	848	}
582		849
583	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
584	/* rxvt_change_font() - Switch to a new font */	851	/* rxvt_change_font () - Switch to a new font */
585	/*	852	/*
586	* init = 1 - initialize	853	* init = 1 - initialize
587	*	854	*
588	* fontname == FONT_UP - switch to bigger font	855	* fontname == FONT_UP - switch to bigger font
589	* fontname == FONT_DN - switch to smaller font	856	* fontname == FONT_DN - switch to smaller font
590	*/	857	*/
591	/* EXTPROTO */	858	bool
592	void
593	rxvt_change_font(pR_ int init, const char *fontname)	859	rxvt_term::change_font (const char *fontname)
594	{	860	{
595	}	861	if (fontname == FONT_UP)
		862	{
		863	// TODO
		864	}
		865	else if (fontname == FONT_DN)
		866	{
		867	// TODO
		868	}
		869	else
		870	{
		871	rxvt_fontset *fs = new rxvt_fontset (this);
596		872
597	/* INTPROTO */	873	if (fs && fs->populate (fontname ? fontname : "fixed"))
598	void	874	{
		875	delete TermWin.fontset;
		876	TermWin.fontset = fs;
		877	TermWin.fwidth = fs->base_font ()->width;
		878	TermWin.fheight = fs->base_font ()->height;
		879	TermWin.fbase = fs->base_font ()->ascent;
		880
		881	if (TermWin.parent[0])
		882	{
		883	resize_all_windows (0, 0, 0);
		884	scr_remap_chars ();
		885	scr_touch (true);
		886	}
		887
		888	return true;
		889	}
		890	}
		891
		892	return false;
		893	}
		894
		895	bool
599	rxvt_font_up_down(pR_ int n, int direction)	896	rxvt_term::font_up_down (int n, int direction)
600	{	897	{
		898	return false;
601	}	899	}
602		900
603	/*----------------------------------------------------------------------*/	901	/*----------------------------------------------------------------------*/
604	/*----------------------------------------------------------------------*/	902	/*----------------------------------------------------------------------*/
605	/* xterm sequences - title, iconName, color (exptl) */	903	/* xterm sequences - title, iconName, color (exptl) */
606	/* EXTPROTO */
607	void	904	void
608	rxvt_set_title(pR_ const char *str)	905	rxvt_term::set_title (const char *str)
609	{	906	{
610	#ifndef SMART_WINDOW_TITLE	907	#ifdef SMART_WINDOW_TITLE
		908	char *name;
		909
		910	if (!XFetchName (display->display, TermWin.parent[0], &name))
		911	name = NULL;
		912
		913	if (name == NULL || STRCMP (name, str))
		914	#endif
611	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	915	XStoreName (display->display, TermWin.parent[0], str);
		916
		917	#ifdef SMART_WINDOW_TITLE
		918	if (name)
		919	XFree (name);
		920	#endif
		921	}
		922
		923	void
		924	rxvt_term::set_icon_name (const char *str)
		925	{
		926	#ifdef SMART_WINDOW_TITLE
		927	char *name;
		928
		929	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		930	name = NULL;
		931
		932	if (name == NULL || STRCMP (name, str))
		933	#endif
		934	XSetIconName (display->display, TermWin.parent[0], str);
		935
		936	#ifdef SMART_WINDOW_TITLE
		937	if (name)
		938	XFree (name);
		939	#endif
		940	}
		941
		942	#ifdef XTERM_COLOR_CHANGE
		943	void
		944	rxvt_term::set_window_color (int idx, const char *color)
		945	{
		946	rxvt_color xcol;
		947	int i;
		948
		949	if (color == NULL || *color == '\0')
		950	return;
		951
		952	/* handle color aliases */
		953	if (isdigit (*color))
		954	{
		955	i = atoi (color);
		956	if (i >= 8 && i <= 15)
		957	{ /* bright colors */
		958	i -= 8;
		959	# ifndef NO_BRIGHTCOLOR
		960	PixColors[idx] = PixColors[minBrightCOLOR + i];
		961	SET_PIXCOLOR (idx);
		962	goto Done;
		963	# endif
		964
		965	}
		966	if (i >= 0 && i <= 7)
		967	{ /* normal colors */
		968	PixColors[idx] = PixColors[minCOLOR + i];
		969	SET_PIXCOLOR (idx);
		970	goto Done;
		971	}
		972	}
		973
		974	if (!rXParseAllocColor (& xcol, color))
		975	return;
		976
		977	/* XStoreColor (display->display, XCMAP, XColor*); */
		978
		979	/*
		980	* FIXME: should free colors here, but no idea how to do it so instead,
		981	* so just keep gobbling up the colormap
		982	*/
		983	# if 0
		984	for (i = Color_Black; i <= Color_White; i++)
		985	if (PixColors[idx] == PixColors[i])
		986	break;
		987	if (i > Color_White)
		988	{
		989	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		990	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
		991	DisplayPlanes (display->display, display->screen));
		992	}
		993	# endif
		994
		995	PixColors[idx] = xcol;
		996	SET_PIXCOLOR (idx);
		997
		998	/* XSetWindowAttributes attr; */
		999	/* Cursor cursor; */
		1000	Done:
		1001	if (idx == Color_bg && ! (Options & Opt_transparent))
		1002	XSetWindowBackground (display->display, TermWin.vt,
		1003	PixColors[Color_bg]);
		1004
		1005	/* handle Color_BD, scrollbar background, etc. */
		1006
		1007	set_colorfgbg ();
		1008	recolour_cursor ();
		1009	scr_touch (true);
		1010	}
		1011
612	#else	1012	#else
613	char *name;
614
615	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
616	name = NULL;
617	if (name == NULL || STRCMP(name, str))
618	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
619	if (name)
620	XFree(name);
621	#endif
622	}
623
624	/* EXTPROTO */
625	void
626	rxvt_set_iconName(pR_ const char *str)
627	{
628	#ifndef SMART_WINDOW_TITLE
629	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
630	#else
631	char *name;
632
633	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
634	name = NULL;
635	if (name == NULL || STRCMP(name, str))
636	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
637	if (name)
638	XFree(name);
639	#endif
640	}
641
642	#ifdef XTERM_COLOR_CHANGE
643	/* EXTPROTO */
644	void
645	rxvt_set_window_color(pR_ int idx, const char *color)
646	{
647	rxvt_color xcol;
648	int i;
649
650	if (color == NULL || *color == '\0')
651	return;
652
653	/* handle color aliases */
654	if (isdigit(*color)) {
655	i = atoi(color);
656	if (i >= 8 && i <= 15) { /* bright colors */
657	i -= 8;
658	# ifndef NO_BRIGHTCOLOR
659	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
660	SET_PIXCOLOR(R, idx);
661	goto Done;
662	# endif
663	}
664	if (i >= 0 && i <= 7) { /* normal colors */
665	R->PixColors[idx] = R->PixColors[minCOLOR + i];
666	SET_PIXCOLOR(R, idx);
667	goto Done;
668	}
669	}
670	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
671	return;
672	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
673
674	/*
675	* FIXME: should free colors here, but no idea how to do it so instead,
676	* so just keep gobbling up the colormap
677	*/
678	# if 0
679	for (i = Color_Black; i <= Color_White; i++)
680	if (R->PixColors[idx] == R->PixColors[i])
681	break;
682	if (i > Color_White) {
683	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
684	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
685	DisplayPlanes(R->Xdisplay, Xscreen));
686	}
687	# endif
688
689	R->PixColors[idx] = xcol;
690	SET_PIXCOLOR(R, idx);
691
692	/* XSetWindowAttributes attr; */
693	/* Cursor cursor; */
694	Done:
695	if (idx == Color_bg && !(R->Options & Opt_transparent))
696	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
697	R->PixColors[Color_bg]);
698
699	/* handle Color_BD, scrollbar background, etc. */
700
701	rxvt_set_colorfgbg(aR);
702	rxvt_recolour_cursor(aR);
703	/* the only reasonable way to enforce a clean update */
704	rxvt_scr_poweron(aR);
705	}
706
707	#else
708	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1013	# define set_window_color (idx,color) ((void)0)
709	#endif /* XTERM_COLOR_CHANGE */	1014	#endif /* XTERM_COLOR_CHANGE */
710		1015
711	/* EXTPROTO */
712	void	1016	void
713	rxvt_recolour_cursor(pR)	1017	rxvt_term::recolour_cursor ()
714	{	1018	{
715	rxvt_color xcol[2];	1019	XColor xcol[2];
716		1020
717	#if TODO	1021	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];
718	xcol[0] = R->PixColors[Color_pointer];	1022	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];
719	xcol[1] = R->PixColors[Color_bg];
720	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1023	XQueryColors (display->display, XCMAP, xcol, 2);
721	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1024	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
722	#endif
723	}	1025	}
724		1026
725	/*----------------------------------------------------------------------*/	1027	/*----------------------------------------------------------------------*/
726	/*	1028	/*
727	* find if fg/bg matches any of the normal (low-intensity) colors	1029	* find if fg/bg matches any of the normal (low-intensity) colors
728	*/	1030	*/
729	/* INTPROTO */
730	void	1031	void
731	rxvt_set_colorfgbg(pR)	1032	rxvt_term::set_colorfgbg ()
732	{	1033	{
733	unsigned int i;	1034	unsigned int i;
734	const char *xpmb = "\0";	1035	const char *xpmb = "\0";
735	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1036	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
736		1037
737	R->env_colorfgbg =	1038	env_colorfgbg =
738	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1039	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
739	STRCPY(fstr, "default");	1040	STRCPY (fstr, "default");
740	STRCPY(bstr, "default");	1041	STRCPY (bstr, "default");
741	for (i = Color_Black; i <= Color_White; i++)	1042	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1043	if (PixColors[Color_fg] == PixColors[i])
		1044	{
743	sprintf(fstr, "%d", (i - Color_Black));	1045	sprintf (fstr, "%d", (i - Color_Black));
744	break;	1046	break;
745	}	1047	}
746	for (i = Color_Black; i <= Color_White; i++)	1048	for (i = Color_Black; i <= Color_White; i++)
747	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1049	if (PixColors[Color_bg] == PixColors[i])
		1050	{
748	sprintf(bstr, "%d", (i - Color_Black));	1051	sprintf (bstr, "%d", (i - Color_Black));
749	#ifdef XPM_BACKGROUND	1052	#ifdef XPM_BACKGROUND
750	xpmb = "default;";	1053	xpmb = "default;";
751	#endif	1054	#endif
752	break;	1055	break;
753	}	1056	}
		1057
754	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1058	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
755	putenv(R->env_colorfgbg);
756		1059
757	#ifndef NO_BRIGHTCOLOR	1060	#ifndef NO_BRIGHTCOLOR
758	R->colorfgbg = DEFAULT_RSTYLE;	1061	colorfgbg = DEFAULT_RSTYLE;
759	for (i = minCOLOR; i <= maxCOLOR; i++) {	1062	for (i = minCOLOR; i <= maxCOLOR; i++)
		1063	{
760	if (R->PixColors[Color_fg] == R->PixColors[i])	1064	if (PixColors[Color_fg] == PixColors[i])
761	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1065	colorfgbg = SET_FGCOLOR (colorfgbg, i);
762	if (R->PixColors[Color_bg] == R->PixColors[i])	1066	if (PixColors[Color_bg] == PixColors[i])
763	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1067	colorfgbg = SET_BGCOLOR (colorfgbg, i);
764	}	1068	}
765	#endif	1069	#endif
766	}	1070	}
767		1071
768	/*----------------------------------------------------------------------*/	1072	/*----------------------------------------------------------------------*/
769	/*	1073	/*
770	* Colour determination for low colour displays, routine from	1074	* Colour determination for low colour displays, routine from
771	* Hans de Goede <hans@highrise.nl>	1075	* Hans de Goede <hans@highrise.nl>
772	*/	1076	*/
773		1077
774	/* EXTPROTO */
775	int	1078	int
776	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1079	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
777	{	1080	{
778	screen_in_out->set(aR_ colour);
779
780	if (!screen_in_out->set(aR_ colour)) {	1081	if (!screen_in_out->set (display, colour))
781	rxvt_print_error("can't allocate colour: %s", colour);	1082	{
		1083	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
782	return false;	1084	return false;
783	}	1085	}
784		1086
785	return true;	1087	return true;
786	}	1088	}
787		1089
788	/* -------------------------------------------------------------------- *	1090	/* -------------------------------------------------------------------- *
789	* - WINDOW RESIZING - *	1091	* - WINDOW RESIZING - *
790	* -------------------------------------------------------------------- */	1092	* -------------------------------------------------------------------- */
791	/* EXTPROTO */
792	void	1093	void
793	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1094	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
794	int ignoreparent)
795	{	1095	{
796	int fix_screen;	1096	int fix_screen;
797		1097
798	#ifdef SMART_RESIZE	1098	#ifdef SMART_RESIZE
799	int old_width = R->szHint.width, old_height = R->szHint.height;	1099	int old_width = szHint.width, old_height = szHint.height;
800	#endif	1100	#endif
801		1101
802	rxvt_window_calc(aR_ width, height);	1102	window_calc (width, height);
803	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1103	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1104
804	if (!ignoreparent) {	1105	if (!ignoreparent)
		1106	{
805	#ifdef SMART_RESIZE	1107	#ifdef SMART_RESIZE
806	/*	1108	/*
807	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1109	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
808	* reposition window on resize depending on placement on screen	1110	* reposition window on resize depending on placement on screen
809	*/	1111	*/
810	int x, y, x1, y1;	1112	int x, y, x1, y1;
811	int dx, dy;	1113	int dx, dy;
812	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1114	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
813	Window unused_cr;	1115	Window unused_cr;
814		1116
815	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1117	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
816	0, 0, &x, &y, &unused_cr);	1118	0, 0, &x, &y, &unused_cr);
817	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1119	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
818	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1120	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
819	/*	1121	/*
820	* if Xroot isn't the parent window, a WM will probably have offset	1122	* if display->root isn't the parent window, a WM will probably have offset
821	* our position for handles and decorations. Counter it	1123	* our position for handles and decorations. Counter it
822	*/	1124	*/
823	if (x1 != x || y1 != y) {	1125	if (x1 != x || y1 != y)
		1126	{
824	x -= x1;	1127	x -= x1;
825	y -= y1;	1128	y -= y1;
826	}	1129	}
827		1130
828	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1131	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
829	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1132	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
830	dx = old_width - R->szHint.width;	1133	dx = old_width - szHint.width;
831	dy = old_height - R->szHint.height;	1134	dy = old_height - szHint.height;
832		1135
833	/* Check position of the center of the window */	1136	/* Check position of the center of the window */
834	if (x < x1) /* left half */	1137	if (x < x1) /* left half */
835	dx = 0;	1138	dx = 0;
836	else if (x == x1) /* exact center */	1139	else if (x == x1) /* exact center */
837	dx /= 2;	1140	dx /= 2;
838	if (y < y1) /* top half */	1141	if (y < y1) /* top half */
839	dy = 0;	1142	dy = 0;
840	else if (y == y1) /* exact center */	1143	else if (y == y1) /* exact center */
841	dy /= 2;	1144	dy /= 2;
842		1145
843	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1146	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
844	R->szHint.width, R->szHint.height);	1147	szHint.width, szHint.height);
845	#else	1148	#else
846	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1149	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
847	R->szHint.height);
848	#endif	1150	#endif
849	}	1151	}
850		1152
851	fix_screen = (R->TermWin.ncol != R->prev_ncol	1153	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
852	|| R->TermWin.nrow != R->prev_nrow);	1154
853	if (fix_screen || width != R->old_width || height != R->old_height) {	1155	if (fix_screen || width != old_width || height != old_height)
		1156	{
854	if (scrollbar_visible(R)) {	1157	if (scrollbar_visible ())
		1158	{
855	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1159	XMoveResizeWindow (display->display, scrollBar.win,
		1160	window_sb_x, 0,
856	0, scrollbar_TotalWidth(), R->szHint.height);	1161	scrollbar_TotalWidth (), szHint.height);
857	rxvt_Resize_scrollBar(aR);	1162	resize_scrollbar ();
858	}	1163	}
		1164
859	if (menubar_visible(R))	1165	if (menubar_visible ())
860	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1166	XMoveResizeWindow (display->display, menuBar.win,
		1167	window_vt_x, 0,
861	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1168	TermWin_TotalWidth (), menuBar_TotalHeight ());
862	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1169
863	R->window_vt_y, TermWin_TotalWidth(),	1170	XMoveResizeWindow (display->display, TermWin.vt,
		1171	window_vt_x, window_vt_y,
864	TermWin_TotalHeight());	1172	TermWin_TotalWidth (), TermWin_TotalHeight ());
865	#ifdef RXVT_GRAPHICS
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);	1173	scr_clear ();
871	#ifdef XPM_BACKGROUND	1174	#ifdef XPM_BACKGROUND
872	rxvt_resize_pixmap(aR);	1175	resize_pixmap ();
873	#endif	1176	#endif
874	}	1177	}
875		1178
876	if (fix_screen || R->old_height == 0) {	1179	if (fix_screen || old_height == 0)
		1180	{
877	int curr_screen = -1;	1181	int curr_screen = -1;
878	uint16_t old_ncol = R->prev_ncol;	1182	int old_ncol = prev_ncol;
879		1183
880	/* scr_reset only works on the primary screen */	1184	/* scr_reset only works on the primary screen */
881	if (R->old_height) /* this is not the first time through */	1185	if (old_height) /* this is not the first time through */
		1186	{
		1187	unsigned int ncol = TermWin.ncol;
		1188	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
882	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1189	curr_screen = scr_change_screen (PRIMARY);
883	rxvt_scr_reset(aR);	1190	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	}	1191	}
888	}
889		1192
		1193	scr_reset ();
		1194
		1195	if (curr_screen >= 0) /* this is not the first time through */
		1196	{
		1197	scr_change_screen (curr_screen);
		1198	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1199	}
		1200	}
		1201
890	R->old_width = R->szHint.width;	1202	old_width = szHint.width;
891	R->old_height = R->szHint.height;	1203	old_height = szHint.height;
892		1204
893	#ifdef USE_XIM	1205	#ifdef USE_XIM
894	rxvt_IMSetStatusPosition(aR);	1206	IMSetStatusPosition ();
895	#endif	1207	#endif
896	}	1208	}
897		1209
898	/*	1210	/*
899	* Set the width/height of the vt window in characters. Units are pixels.	1211	* Set the width/height of the vt window in characters. Units are pixels.
900	* good for toggling 80/132 columns	1212	* good for toggling 80/132 columns
901	*/	1213	*/
902	/* EXTPROTO */
903	void	1214	void
904	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1215	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
905	{	1216	{
906	XWindowAttributes wattr;	1217	XWindowAttributes wattr;
907		1218
908	if (width == 0 || height == 0) {	1219	if (width == 0 || height == 0)
		1220	{
909	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1221	XGetWindowAttributes (display->display, display->root, &wattr);
910	if (width == 0)	1222	if (width == 0)
911	width = wattr.width - R->szHint.base_width;	1223	width = wattr.width - szHint.base_width;
912	if (height == 0)	1224	if (height == 0)
913	height = wattr.height - R->szHint.base_height;	1225	height = wattr.height - szHint.base_height;
914	}	1226	}
915	if (width != R->TermWin.width || height != R->TermWin.height) {	1227	if (width != TermWin.width || height != TermWin.height)
		1228	{
916	width += R->szHint.base_width;	1229	width += szHint.base_width;
917	height += R->szHint.base_height;	1230	height += szHint.base_height;
918	rxvt_resize_all_windows(aR_ width, height, 0);	1231	resize_all_windows (width, height, 0);
919	}	1232	}
920	}	1233	}
921		1234
922	/* -------------------------------------------------------------------- *	1235	/* -------------------------------------------------------------------- *
923	* - X INPUT METHOD ROUTINES - *	1236	* - X INPUT METHOD ROUTINES - *
924	* -------------------------------------------------------------------- */	1237	* -------------------------------------------------------------------- */
925	#ifdef USE_XIM	1238	#ifdef USE_XIM
926	/* INTPROTO */	1239
927	void	1240	void
928	rxvt_setSize(pR_ XRectangle * size)	1241	rxvt_term::im_set_size (XRectangle *size)
929	{	1242	{
930	size->x = R->TermWin.int_bwidth;	1243	size->x = TermWin.int_bwidth;
931	size->y = R->TermWin.int_bwidth;	1244	size->y = TermWin.int_bwidth;
932	size->width = Width2Pixel(R->TermWin.ncol);	1245	size->width = Width2Pixel (TermWin.ncol);
933	size->height = Height2Pixel(R->TermWin.nrow);	1246	size->height = Height2Pixel (TermWin.nrow);
934	}	1247	}
935		1248
936	/* INTPROTO */
937	void	1249	void
938	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1250	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
939	{	1251	{
940	*fg = R->PixColors[Color_fg];	1252	*fg = PixColors[Color_fg];
941	*bg = R->PixColors[Color_bg];	1253	*bg = PixColors[Color_bg];
942	}	1254	}
943		1255
944	/* Checking whether input method is running. */	1256	/* Checking whether input method is running. */
945	/* INTPROTO */
946	Bool	1257	bool
947	rxvt_IMisRunning(pR)	1258	rxvt_term::IMisRunning ()
948	{	1259	{
949	char *p;	1260	char *p;
950	Atom atom;	1261	Atom atom;
951	Window win;	1262	Window win;
952	char server[IMBUFSIZ];	1263	char server[IMBUFSIZ];
953		1264
954	/* get current locale modifier */	1265	/* get current locale modifier */
955	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1266	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1267	{
956	STRCPY(server, "@server=");	1268	STRCPY (server, "@server=");
957	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1269	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
958	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1270	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
959	*p = '\0';	1271	*p = '\0';
960		1272
961	atom = XInternAtom(R->Xdisplay, server, False);	1273	atom = XInternAtom (display->display, server, False);
962	win = XGetSelectionOwner(R->Xdisplay, atom);	1274	win = XGetSelectionOwner (display->display, atom);
963	if (win != None)	1275	if (win != None)
964	return True;	1276	return True;
965	}	1277	}
966	return False;	1278	return False;
967	}	1279	}
968		1280
969	/* EXTPROTO */
970	void	1281	void
971	rxvt_IMSendSpot(pR)	1282	rxvt_term::IMSendSpot ()
972	{	1283	{
973	XPoint spot;	1284	XPoint spot;
974	XVaNestedList preedit_attr;	1285	XVaNestedList preedit_attr;
975		1286
976	if (R->Input_Context == NULL	1287	if (Input_Context == NULL
977	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1288	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
978	|| !(R->event_type == KeyPress	1289	|| ! (event_type == KeyPress
979	|| R->event_type == Expose	1290	|| event_type == Expose
980	|| R->event_type == NoExpose	1291	|| event_type == NoExpose
981	|| R->event_type == SelectionNotify	1292	|| event_type == SelectionNotify
982	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1293	|| event_type == ButtonRelease || event_type == FocusIn)
983	|| !rxvt_IMisRunning(aR))	1294	|| !IMisRunning ())
984	return;	1295	return;
985		1296
986	rxvt_setPosition(aR_ & spot);	1297	im_set_position (&spot);
987		1298
988	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1299	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
989	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1300	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
990	XFree(preedit_attr);	1301	XFree (preedit_attr);
991	}	1302	}
992		1303
993	/* EXTPROTO */
994	void	1304	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,	1305	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1008	XRectangle * needed_rect)	1306	XRectangle * needed_rect)
1009	{	1307	{
1010	int mbh, vtx = 0;	1308	int mbh, vtx = 0;
1011		1309
1012	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1310	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1013	vtx = scrollbar_TotalWidth();	1311	vtx = scrollbar_TotalWidth ();
		1312
1014	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1313	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1015	mbh -= R->TermWin.lineSpace;	1314	mbh -= TermWin.lineSpace;
1016		1315
1017	preedit_rect->x = needed_rect->width + vtx;	1316	preedit_rect->x = needed_rect->width + vtx;
1018	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1317	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1019		1318
1020	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1319	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1021	+ vtx;
1022	preedit_rect->height = Height2Pixel(1);	1320	preedit_rect->height = Height2Pixel (1);
1023		1321
1024	status_rect->x = vtx;	1322	status_rect->x = vtx;
1025	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1323	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1026		1324
1027	status_rect->width = needed_rect->width ? needed_rect->width	1325	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);	1326	status_rect->height = Height2Pixel (1);
1030	}	1327	}
1031		1328
1032	/* ARGSUSED */
1033	/* INTPROTO */
1034	void	1329	void
1035	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1330	rxvt_term::im_destroy ()
1036	__attribute__ ((unused)), XPointer call_data
1037	__attribute__ ((unused)))
1038	{	1331	{
1039	dR;	1332	if (Input_Context)
1040		1333	{
		1334	XDestroyIC (Input_Context);
1041	R->Input_Context = NULL;	1335	Input_Context = NULL;
1042	/* To avoid Segmentation Fault in C locale: Solaris only? */	1336	}
1043	if (STRCMP(R->locale, "C"))
1044	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1045	rxvt_IMInstantiateCallback, NULL);
1046	}
1047		1337
1048	/*	1338	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	}	1339	{
1092	if (found)	1340	display->put_xim (input_method);
1093	return;	1341	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	}	1342	}
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	}	1343	}
1106		1344
1107	/*	1345	/*
1108	* Try to open a XIM with the current modifiers, then see if we can	1346	* Try to open a XIM with the current modifiers, then see if we can
1109	* open a suitable preedit type	1347	* open a suitable preedit type
1110	*/	1348	*/
1111	/* INTPROTO */
1112	Bool	1349	bool
1113	rxvt_IM_get_IC(pR)	1350	rxvt_term::IM_get_IC (const char *modifiers)
1114	{	1351	{
1115	int i, j, found;	1352	int i, j, found;
1116	XIM xim;	1353	XIM xim;
1117	XPoint spot;	1354	XPoint spot;
1118	XRectangle rect, status_rect, needed_rect;	1355	XRectangle rect, status_rect, needed_rect;
1119	unsigned long fg, bg;	1356	unsigned long fg, bg;
1120	const char *p;	1357	const char *p;
1121	char **s;	1358	char **s;
1122	XIMStyles *xim_styles;	1359	XIMStyles *xim_styles;
1123	XVaNestedList preedit_attr, status_attr;	1360	XVaNestedList preedit_attr, status_attr;
1124	XIMCallback ximcallback;
1125		1361
		1362	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1363	return false;
		1364
1126	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1365	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1127	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1366	input_method = display->get_xim (locale, modifiers);
1128	if (xim == NULL)	1367	if (input_method == NULL)
1129	return False;	1368	return false;
1130		1369
		1370	xim = input_method->xim;
		1371
1131	xim_styles = NULL;	1372	xim_styles = NULL;
1132	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1373	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1133	|| !xim_styles || !xim_styles->count_styles) {	1374	|| !xim_styles || !xim_styles->count_styles)
1134	XCloseIM(xim);	1375	{
		1376	display->put_xim (input_method);
1135	return False;	1377	return false;
1136	}	1378	}
1137		1379
1138	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1380	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1139	: "OverTheSpot,OffTheSpot,Root";
1140	s = rxvt_splitcommastring(p);	1381	s = rxvt_splitcommastring (p);
1141	for (i = found = 0; !found && s[i]; i++) {	1382	for (i = found = 0; !found && s[i]; i++)
		1383	{
1142	if (!STRCMP(s[i], "OverTheSpot"))	1384	if (!STRCMP (s[i], "OverTheSpot"))
1143	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1385	input_style = (XIMPreeditPosition | XIMStatusNothing);
1144	else if (!STRCMP(s[i], "OffTheSpot"))	1386	else if (!STRCMP (s[i], "OffTheSpot"))
1145	R->input_style = (XIMPreeditArea | XIMStatusArea);	1387	input_style = (XIMPreeditArea | XIMStatusArea);
1146	else if (!STRCMP(s[i], "Root"))	1388	else if (!STRCMP (s[i], "Root"))
1147	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1389	input_style = (XIMPreeditNothing | XIMStatusNothing);
1148		1390
1149	for (j = 0; j < xim_styles->count_styles; j++)	1391	for (j = 0; j < xim_styles->count_styles; j++)
1150	if (R->input_style == xim_styles->supported_styles[j]) {	1392	if (input_style == xim_styles->supported_styles[j])
		1393	{
1151	found = 1;	1394	found = 1;
		1395	break;
		1396	}
		1397	}
		1398
		1399	for (i = 0; s[i]; i++)
		1400	free (s[i]);
		1401
		1402	free (s);
		1403	XFree (xim_styles);
		1404
		1405	if (!found)
		1406	{
		1407	display->put_xim (input_method);
		1408	return false;
		1409	}
		1410
		1411	preedit_attr = status_attr = NULL;
		1412
		1413	if (input_style & XIMPreeditPosition)
		1414	{
		1415	im_set_size (&rect);
		1416	im_set_position (&spot);
		1417	im_set_color (&fg, &bg);
		1418
		1419	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1420	XNSpotLocation, &spot,
		1421	XNForeground, fg, XNBackground, bg,
		1422	//XNFontSet, TermWin.fontset,
		1423	NULL);
		1424	}
		1425	else if (input_style & XIMPreeditArea)
		1426	{
		1427	im_set_color (&fg, &bg);
		1428
		1429	/*
		1430	* The necessary width of preedit area is unknown
		1431	* until create input context.
		1432	*/
		1433	needed_rect.width = 0;
		1434
		1435	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1436
		1437	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1438	XNForeground, fg, XNBackground, bg,
		1439	//XNFontSet, TermWin.fontset,
		1440	NULL);
		1441	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1442	XNForeground, fg, XNBackground, bg,
		1443	//XNFontSet, TermWin.fontset,
		1444	NULL);
		1445	}
		1446
		1447	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1448	XNClientWindow, TermWin.parent[0],
		1449	XNFocusWindow, TermWin.parent[0],
		1450	preedit_attr ? XNPreeditAttributes : NULL,
		1451	preedit_attr,
		1452	status_attr ? XNStatusAttributes : NULL,
		1453	status_attr, NULL);
		1454	if (preedit_attr) XFree (preedit_attr);
		1455	if (status_attr) XFree (status_attr);
		1456
		1457	if (Input_Context == NULL)
		1458	{
		1459	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1460	display->put_xim (input_method);
		1461	return false;
		1462	}
		1463
		1464	if (input_style & XIMPreeditArea)
		1465	IMSetStatusPosition ();
		1466
		1467	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1468	return true;
		1469	}
		1470
		1471	void
		1472	rxvt_term::im_cb ()
		1473	{
		1474	int i, found, had_im;
		1475	const char *p;
		1476	char **s;
		1477	char buf[IMBUFSIZ];
		1478
		1479	im_destroy ();
		1480
		1481	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1482	if (Input_Context)
		1483	return;
		1484
		1485	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1486	if (rs[Rs_imLocale])
		1487	SET_LOCALE (rs[Rs_imLocale]);
		1488	#endif
		1489
		1490	p = rs[Rs_inputMethod];
		1491	if (p && *p)
		1492	{
		1493	bool found = false;
		1494
		1495	s = rxvt_splitcommastring (p);
		1496	for (i = 0; s[i]; i++)
		1497	{
		1498	if (*s[i])
		1499	{
		1500	STRCPY (buf, "@im=");
		1501	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1502	if (IM_get_IC (buf))
		1503	{
		1504	found = true;
1152	break;	1505	break;
		1506	}
1153	}	1507	}
1154	}	1508	}
1155	for (i = 0; s[i]; i++)	1509	for (i = 0; s[i]; i++)
1156	free(s[i]);	1510	free (s[i]);
1157	free(s);	1511	free (s);
1158	XFree(xim_styles);
1159		1512
1160	if (!found) {	1513	if (found)
1161	XCloseIM(xim);	1514	goto done;
1162	return False;
1163	}	1515	}
1164		1516
1165	ximcallback.callback = rxvt_IMDestroyCallback;	1517	/* try with XMODIFIERS env. var. */
		1518	if (IM_get_IC (""))
		1519	goto done;
1166		1520
1167	/* XXX: not sure why we need this (as well as IC one below) */	1521	/* try with no modifiers base IF the user didn't specify an IM */
1168	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1522	if (IM_get_IC ("@im=none"))
		1523	goto done;
1169		1524
1170	preedit_attr = status_attr = NULL;	1525	done:
1171		1526	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1172	if (R->input_style & XIMPreeditPosition) {	1527	if (rs[Rs_imLocale])
1173	rxvt_setSize(aR_ & rect);	1528	SET_LOCALE (locale);
1174	rxvt_setPosition(aR_ & spot);	1529	#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	}	1530	}
1224		1531
1225	/* EXTPROTO */
1226	void	1532	void
1227	rxvt_IMSetStatusPosition(pR)	1533	rxvt_term::IMSetStatusPosition ()
1228	{	1534	{
1229	XRectangle preedit_rect, status_rect, *needed_rect;	1535	XRectangle preedit_rect, status_rect, *needed_rect;
1230	XVaNestedList preedit_attr, status_attr;	1536	XVaNestedList preedit_attr, status_attr;
1231		1537
1232	if (R->Input_Context == NULL	1538	if (Input_Context == NULL
1233	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1539	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1234	|| !rxvt_IMisRunning(aR))	1540	|| !IMisRunning ())
1235	return;	1541	return;
1236		1542
1237	/* Getting the necessary width of preedit area */	1543	/* Getting the necessary width of preedit area */
1238	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1544	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1239	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1545	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1240	XFree(status_attr);	1546	XFree (status_attr);
1241		1547
1242	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1548	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1243		1549
1244	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1550	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1245	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1551	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1246		1552
1247	XSetICValues(R->Input_Context,	1553	XSetICValues (Input_Context,
1248	XNPreeditAttributes, preedit_attr,	1554	XNPreeditAttributes, preedit_attr,
1249	XNStatusAttributes, status_attr, NULL);	1555	XNStatusAttributes, status_attr, NULL);
1250		1556
1251	XFree(preedit_attr);	1557	XFree (preedit_attr);
1252	XFree(status_attr);	1558	XFree (status_attr);
1253	}	1559	}
1254	#endif /* USE_XIM */	1560	#endif /* USE_XIM */
1255		1561
1256	/*----------------------------------------------------------------------*/	1562	/*----------------------------------------------------------------------*/
1257	rxvt_t rxvt_current_term;	1563	rxvt_t rxvt_current_term;

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