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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.76 by root, Wed Aug 4 03:29:28 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.4 2003/11/25 15:25:17 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),
		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
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		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),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	check_ev (this, &rxvt_term::check_cb),
		176	flush_ev (this, &rxvt_term::flush_cb),
		177	destroy_ev (this, &rxvt_term::destroy_cb),
63	: pty_ev(this, &rxvt_term::pty_cb),	178	pty_ev (this, &rxvt_term::pty_cb),
64	x_ev (this, &rxvt_term::x_cb)	179	incr_ev (this, &rxvt_term::incr_cb)
65	{	180	{
66	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		182
		183	termlist.push_back (this);
67	}	184	}
68		185
69	rxvt_term::~rxvt_term ()	186	rxvt_term::~rxvt_term ()
70	{	187	{
		188	termlist.erase (find (termlist.begin (), termlist.end(), this));
		189
		190	if (cmd_fd >= 0)
		191	close (cmd_fd);
		192
		193	#ifndef NO_SETOWNER_TTYDEV
		194	privileged_ttydev (RESTORE);
		195	#endif
		196	#ifdef UTMP_SUPPORT
		197	privileged_utmp (RESTORE);
		198	#endif
		199
		200	delete TermWin.fontset;
		201
		202	if (display)
		203	{
		204	selection_clear ();
		205
		206	#ifdef MENUBAR
		207	if (menubarGC) XFreeGC (display->display, menubarGC);
		208	#endif
		209	#ifdef XTERM_SCROLLBAR
		210	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		211	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		212	#endif
		213	#ifdef PLAIN_SCROLLBAR
		214	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		215	#endif
		216	#ifdef NEXT_SCROLLBAR
		217	if (blackGC) XFreeGC (display->display, blackGC);
		218	if (whiteGC) XFreeGC (display->display, whiteGC);
		219	if (grayGC) XFreeGC (display->display, grayGC);
		220	if (darkGC) XFreeGC (display->display, darkGC);
		221	if (stippleGC) XFreeGC (display->display, stippleGC);
		222	if (dimple) XFreePixmap (display->display, dimple);
		223	if (upArrow) XFreePixmap (display->display, upArrow);
		224	if (downArrow) XFreePixmap (display->display, downArrow);
		225	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		226	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		227	#endif
		228	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		229	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		230	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		231	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		232	#endif
		233	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		234
		235	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		236	delete menuBar.drawable;
		237	//if (menuBar.win)
		238	// XDestroyWindow (display->display, menuBar.win);
		239	#endif
		240	delete TermWin.drawable;
		241	// destroy all windows
		242	if (TermWin.parent[0])
		243	XDestroyWindow (display->display, TermWin.parent[0]);
		244	}
		245
		246	// TODO: free pixcolours, colours should become part of rxvt_display
		247
71	delete PixColors;	248	delete PixColorsFocused;
		249	#ifdef OFF_FOCUS_FADING
		250	delete PixColorsUnFocused;
		251	#endif
		252
		253	displays.put (display);
		254
		255	scr_release ();
		256
		257	/* clear all resources */
		258	for (int i = 0; i < allocated.size (); i++)
		259	free (allocated[i]);
		260
		261	free (selection.text);
		262	// TODO: manage env vars in child only(!)
		263	free (env_windowid);
		264	free (env_display);
		265	free (env_term);
		266	free (env_colorfgbg);
		267	free (locale);
		268	#if 0
		269	free (codeset);
		270	#endif
		271
		272	delete envv;
		273	delete argv;
		274	}
		275
		276	void
		277	rxvt_term::destroy ()
		278	{
		279	if (display)
		280	{
		281	rootwin_ev.stop (display);
		282	termwin_ev.stop (display);
		283	vt_ev.stop (display);
		284	#ifdef USE_XIM
		285	im_destroy ();
		286	im_ev.stop (display);
		287	#endif
		288	#ifdef HAVE_SCROLLBARS
		289	scrollbar_ev.stop (display);
		290	#endif
		291	#ifdef MENUBAR
		292	menubar_ev.stop (display);
		293	#endif
		294	}
		295
		296	check_ev.stop ();
		297	pty_ev.stop ();
		298	#ifdef CURSOR_BLINK
		299	cursor_blink_ev.stop ();
		300	#endif
		301	#ifdef TEXT_BLINK
		302	text_blink_ev.stop ();
		303	#endif
		304	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		305	cont_scroll_ev.stop ();
		306	#endif
		307	#ifdef SELECTION_SCROLLING
		308	sel_scroll_ev.stop ();
		309	#endif
		310	#ifdef POINTER_BLANK
		311	pointer_ev.stop ();
		312	#endif
		313
		314	destroy_ev.start (0);
		315	}
		316
		317	void
		318	rxvt_term::destroy_cb (time_watcher &w)
		319	{
		320	SET_R (this);
		321
		322	delete this;
72	}	323	}
73		324
74	/*----------------------------------------------------------------------*/	325	/*----------------------------------------------------------------------*/
75	/* rxvt_init() */	326	/* rxvt_init () */
76	/* LIBPROTO */
77	rxvt_t
78	rxvt_init(int argc, const char *const *argv)
79	{
80	SET_R(new rxvt_term);
81	dR;
82
83	if (!R->init_vars () || !R->init (argc, argv))
84	{
85	delete R;
86	return NULL;
87	}
88
89	return R;
90	}
91
92	bool	327	bool
93	rxvt_term::init (int argc, const char *const *argv)	328	rxvt_term::init (int argc, const char *const *argv)
94	{	329	{
95	dR;//TODO (scrollbar, setidle)	330	SET_R (this);
		331
		332	if (!init_vars ())
		333	return false;
96		334
97	/*	335	/*
98	* Save and then give up any super-user privileges	336	* Save and then give up any super-user privileges
99	* If we need privileges in any area then we must specifically request it.	337	* If we need privileges in any area then we must specifically request it.
100	* We should only need to be root in these cases:	338	* We should only need to be root in these cases:
101	* 1. write utmp entries on some systems	339	* 1. write utmp entries on some systems
102	* 2. chown tty on some systems	340	* 2. chown tty on some systems
103	*/	341	*/
104	rxvt_privileges (this, SAVE);	342	privileges (SAVE);
105	rxvt_privileges (this, IGNORE);	343	privileges (IGNORE);
106		344
107	rxvt_init_secondary (this);	345	init_secondary ();
108		346
109	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	347	const char **cmd_argv = init_resources (argc, argv);
110		348
		349	set_locale ("");
		350
111	#if (MENUBAR_MAX)	351	#if MENUBAR_MAX
112	rxvt_menubar_read (this, rs[Rs_menu]);	352	menubar_read (rs[Rs_menu]);
113	#endif	353	#endif
114	#ifdef HAVE_SCROLLBARS	354	#ifdef HAVE_SCROLLBARS
115	if (Options & Opt_scrollBar)	355	if (Options & Opt_scrollBar)
116	scrollbar_setIdle (); /* set existence for size calculations */	356	scrollBar.setIdle (); /* set existence for size calculations */
117	#endif	357	#endif
118		358
119	rxvt_Create_Windows (this, argc, argv);	359	create_windows (argc, argv);
120		360
121	rxvt_init_xlocale (this);	361	init_xlocale ();
122		362
123	rxvt_scr_reset (this); /* initialize screen */	363	scr_reset (); /* initialize screen */
124	#ifdef RXVT_GRAPHICS
125	rxvt_Gr_reset (this); /* reset graphics */
126	#endif
127		364
128	#if 0	365	#if 0
129	#ifdef DEBUG_X
130	XSynchronize(Xdisplay, True);	366	XSynchronize (display->display, True);
131	XSetErrorHandler((XErrorHandler) abort);
132	#else
133	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
134	#endif
135	#endif	367	#endif
136		368
137	#ifdef HAVE_SCROLLBARS	369	#ifdef HAVE_SCROLLBARS
138	if (Options & Opt_scrollBar)	370	if (Options & Opt_scrollBar)
139	rxvt_Resize_scrollBar (this); /* create and map scrollbar */	371	resize_scrollbar (); /* create and map scrollbar */
140	#endif	372	#endif
141	#if (MENUBAR_MAX)	373	#if (MENUBAR_MAX)
142	if (menubar_visible(r))	374	if (menubar_visible ())
143	XMapWindow (Xdisplay, menuBar.win);	375	XMapWindow (display->display, menuBar.win);
144	#endif	376	#endif
145	#ifdef TRANSPARENT	377	#ifdef TRANSPARENT
146	if (Options & Opt_transparent)	378	if (Options & Opt_transparent)
147	{	379	{
148	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);	380	XSelectInput (display->display, display->root, PropertyChangeMask);
149	rxvt_check_our_parents (this);	381	check_our_parents ();
150	}	382	}
151	#endif	383	#endif
		384
		385	rootwin_ev.start (display, display->root);
		386
152	XMapWindow (Xdisplay, TermWin.vt);	387	XMapWindow (display->display, TermWin.vt);
153	XMapWindow (Xdisplay, TermWin.parent[0]);	388	XMapWindow (display->display, TermWin.parent[0]);
154		389
155	rxvt_init_env (this);
156	rxvt_init_command (this, cmd_argv);	390	init_command (cmd_argv);
157		391
158	x_ev.start (Xfd, EVENT_READ);
159	pty_ev.start (cmd_fd, EVENT_READ);	392	pty_ev.start (cmd_fd, EVENT_READ);
160		393
		394	check_ev.start ();
		395
161	return true;	396	return true;
		397	}
		398
		399	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		400
		401	void
		402	rxvt_init_signals ()
		403	{
		404	/* install exit handler for cleanup */
		405	#if 0
		406	#ifdef HAVE_ATEXIT
		407	atexit (rxvt_clean_exit);
		408	#else
		409	#endif
		410	#endif
		411
		412	struct sigaction sa;
		413
		414	sigfillset (&sa.sa_mask);
		415	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		416	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		417	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		420	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		421	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		422
		423	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		424	/* signal (SIGURG, SIG_DFL); */
		425
		426	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		427	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
162	}	428	}
163		429
164	/* ------------------------------------------------------------------------- *	430	/* ------------------------------------------------------------------------- *
165	* SIGNAL HANDLING & EXIT HANDLER *	431	* SIGNAL HANDLING & EXIT HANDLER *
166	* ------------------------------------------------------------------------- */	432	* ------------------------------------------------------------------------- */
167	/*	433	/*
168	* Catch a SIGCHLD signal and exit if the direct child has died	434	* Catch a SIGCHLD signal and exit if the direct child has died
169	*/	435	*/
		436
		437	void rxvt_term::child_exited (int pid)
		438	{
		439	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		440	if (pid == (*t)->cmd_pid)
		441	{
		442	(*t)->destroy ();
		443	break;
		444	}
		445	}
		446
170	/* ARGSUSED */	447	/* ARGSUSED */
171	/* EXTPROTO */	448	/* EXTPROTO */
172	RETSIGTYPE	449	RETSIGTYPE
173	rxvt_Child_signal(int sig __attribute__ ((unused)))	450	rxvt_Child_signal (int sig __attribute__ ((unused)))
174	{	451	{
175	dR;
176	int pid, save_errno = errno;	452	int pid, save_errno = errno;
177		453
178	do {	454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
179	errno = 0;	455	rxvt_term::child_exited (pid);
180	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
181		456
182	if (pid == R->cmd_pid)
183	exit(EXIT_SUCCESS);
184
185	errno = save_errno;	457	errno = save_errno;
186	signal(SIGCHLD, rxvt_Child_signal);
187	}	458	}
188		459
189	/*	460	/*
190	* Catch a fatal signal and tidy up before quitting	461	* Catch a fatal signal and tidy up before quitting
191	*/	462	*/
192	/* EXTPROTO */	463	/* EXTPROTO */
193	RETSIGTYPE	464	RETSIGTYPE
194	rxvt_Exit_signal(int sig)	465	rxvt_Exit_signal (int sig)
195	{	466	{
196	signal(sig, SIG_DFL);	467	signal (sig, SIG_DFL);
197	#ifdef DEBUG_CMD	468	#ifdef DEBUG_CMD
198	rxvt_print_error("signal %d", sig);	469	rxvt_warn ("caught signal %d, exiting.\n", sig);
199	#endif	470	#endif
200	rxvt_clean_exit();	471	rxvt_clean_exit ();
201	kill(getpid(), sig);	472	kill (getpid (), sig);
202	}	473	}
203		474
204	/* ARGSUSED */
205	/* INTPROTO */	475	/* INTPROTO */
206	int	476	int
207	rxvt_xerror_handler(const Display * display	477	rxvt_xerror_handler (Display *display, XErrorEvent *event)
208	__attribute__ ((unused)), const XErrorEvent * event)
209	{	478	{
210	dR;
211
212	if (R->allowedxerror == -1) {	479	if (GET_R->allowedxerror == -1)
213	R->allowedxerror = event->error_code;	480	GET_R->allowedxerror = event->error_code;
214	return 0; /* ignored anyway */	481	else
215	}	482	{
216	rxvt_print_error("XError: Request: %d . %d, Error: %d",	483	old_xerror_handler (display, event);
217	event->request_code, event->minor_code,	484	GET_R->destroy ();
218	event->error_code);	485	}
219	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	486
220	exit(EXIT_FAILURE);	487	return 0;
221	/* NOTREACHED */
222	}	488	}
223		489
224	/*----------------------------------------------------------------------*/	490	/*----------------------------------------------------------------------*/
225	/*	491	/*
226	* Exit gracefully, clearing the utmp entry and restoring tty attributes	492	* Exit gracefully, clearing the utmp entry and restoring tty attributes
227	* TODO: if debugging, this should free up any known resources if we can	493	* TODO: if debugging, this should free up any known resources if we can
228	*/	494	*/
229	/* EXTPROTO */	495	/* EXTPROTO */
230	void	496	void
231	rxvt_clean_exit(void)	497	rxvt_clean_exit ()
232	{	498	{
233	dR;	499	// TODO: rxvtd should clean up all ressources
234		500	if (GET_R)
235	#ifdef DEBUG_SCREEN	501	GET_R->destroy ();
236	rxvt_scr_release(aR);
237	#endif
238	#ifndef NO_SETOWNER_TTYDEV
239	rxvt_privileged_ttydev(aR_ RESTORE);
240	#endif
241	#ifdef UTMP_SUPPORT
242	rxvt_privileged_utmp(aR_ RESTORE);
243	#endif
244	#ifdef USE_XIM
245	if (R->Input_Context != NULL) {
246	XDestroyIC(R->Input_Context);
247	R->Input_Context = NULL;
248	}
249	#endif
250	}	502	}
251		503
252	/* ------------------------------------------------------------------------- *	504	/* ------------------------------------------------------------------------- *
253	* MEMORY ALLOCATION WRAPPERS *	505	* MEMORY ALLOCATION WRAPPERS *
254	* ------------------------------------------------------------------------- */	506	* ------------------------------------------------------------------------- */
255	/* EXTPROTO */	507	/* EXTPROTO */
256	void *	508	void *
257	rxvt_malloc(size_t size)	509	rxvt_malloc (size_t size)
258	{	510	{
259	void *p;	511	void *p;
260		512
261	p = malloc(size);	513	p = malloc (size);
262	if (p)	514	if (p)
263	return p;	515	return p;
264		516
265	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	517	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
266	rxvt_clean_exit();	518	rxvt_clean_exit ();
267	exit(EXIT_FAILURE);	519	exit (EXIT_FAILURE);
268	/* NOTREACHED */	520	/* NOTREACHED */
269	}	521	}
270		522
271	/* EXTPROTO */	523	/* EXTPROTO */
272	void *	524	void *
273	rxvt_calloc(size_t number, size_t size)	525	rxvt_calloc (size_t number, size_t size)
274	{	526	{
275	void *p;	527	void *p;
276		528
277	p = calloc(number, size);	529	p = calloc (number, size);
278	if (p)	530	if (p)
279	return p;	531	return p;
280		532
281	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
282	rxvt_clean_exit();	534	rxvt_clean_exit ();
283	exit(EXIT_FAILURE);	535	exit (EXIT_FAILURE);
284	/* NOTREACHED */	536	/* NOTREACHED */
285	}	537	}
286		538
287	/* EXTPROTO */	539	/* EXTPROTO */
288	void *	540	void *
289	rxvt_realloc(void *ptr, size_t size)	541	rxvt_realloc (void *ptr, size_t size)
290	{	542	{
291	void *p;	543	void *p;
292		544
293	if (ptr)	545	if (ptr)
294	p = realloc(ptr, size);	546	p = realloc (ptr, size);
295	else	547	else
296	p = malloc(size);	548	p = malloc (size);
297	if (p)	549	if (p)
298	return p;	550	return p;
299		551
300	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	552	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
301	rxvt_clean_exit();	553	rxvt_clean_exit ();
302	exit(EXIT_FAILURE);	554	exit (EXIT_FAILURE);
303	/* NOTREACHED */	555	/* NOTREACHED */
304	}	556	}
305		557
306	/* ------------------------------------------------------------------------- *	558	/* ------------------------------------------------------------------------- *
307	* PRIVILEGED OPERATIONS *	559	* PRIVILEGED OPERATIONS *
308	* ------------------------------------------------------------------------- */	560	* ------------------------------------------------------------------------- */
309	/* take care of suid/sgid super-user (root) privileges */	561	/* take care of suid/sgid super-user (root) privileges */
310	/* INTPROTO */
311	void	562	void
312	rxvt_privileges(pR_ int mode)	563	rxvt_term::privileges (int mode)
313	{	564	{
314	#if ! defined(__CYGWIN32__)	565	#if ! defined(__CYGWIN32__)
315	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	566	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
316	/* setreuid() is the poor man's setuid(), seteuid() */	567	/* setreuid () is the poor man's setuid (), seteuid () */
317	# define seteuid(a) setreuid(-1, (a))	568	# define seteuid(a) setreuid(-1, (a))
318	# define setegid(a) setregid(-1, (a))	569	# define setegid(a) setregid(-1, (a))
319	# define HAVE_SETEUID	570	# define HAVE_SETEUID
320	# endif	571	# endif
321	# ifdef HAVE_SETEUID	572	# ifdef HAVE_SETEUID
322	switch (mode) {	573	switch (mode)
		574	{
323	case IGNORE:	575	case IGNORE:
324	/*	576	/*
325	* change effective uid/gid - not real uid/gid - so we can switch	577	* change effective uid/gid - not real uid/gid - so we can switch
326	* back to root later, as required	578	* back to root later, as required
327	*/	579	*/
328	seteuid(getuid());	580	seteuid (getuid ());
329	setegid(getgid());	581	setegid (getgid ());
330	break;	582	break;
331	case SAVE:	583	case SAVE:
332	R->euid = geteuid();	584	euid = geteuid ();
333	R->egid = getegid();	585	egid = getegid ();
334	break;	586	break;
335	case RESTORE:	587	case RESTORE:
336	seteuid(R->euid);	588	seteuid (euid);
337	setegid(R->egid);	589	setegid (egid);
338	break;	590	break;
339	}	591	}
340	# else	592	# else
341	switch (mode) {	593	switch (mode)
		594	{
342	case IGNORE:	595	case IGNORE:
343	setuid(getuid());	596	setuid (getuid ());
344	setgid(getgid());	597	setgid (getgid ());
345	/* FALLTHROUGH */	598	/* FALLTHROUGH */
346	case SAVE:	599	case SAVE:
347	/* FALLTHROUGH */	600	/* FALLTHROUGH */
348	case RESTORE:	601	case RESTORE:
349	break;	602	break;
350	}	603	}
351	# endif	604	# endif
352	#endif	605	#endif
353	}	606	}
354		607
355	#ifdef UTMP_SUPPORT	608	#ifdef UTMP_SUPPORT
356	/* EXTPROTO */
357	void	609	void
358	rxvt_privileged_utmp(pR_ char action)	610	rxvt_term::privileged_utmp (char action)
359	{	611	{
360	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	612	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
361	action, R->next_utmp_action, getpid()));	613	action, next_utmp_action, getpid ()));
362	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	614	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
363	|| (R->Options & Opt_utmpInhibit)	615	|| (Options & Opt_utmpInhibit)
364	|| R->ttydev == NULL || *R->ttydev == '\0')	616	|| ttydev == NULL || *ttydev == '\0')
365	return;	617	return;
366		618
367	rxvt_privileges(aR_ RESTORE);	619	privileges (RESTORE);
368	if (action == SAVE) {	620	if (action == SAVE)
		621	{
369	R->next_utmp_action = RESTORE;	622	next_utmp_action = RESTORE;
370	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	623	makeutent (ttydev, rs[Rs_display_name]);
		624	}
		625	else
371	} else { /* action == RESTORE */	626	{ /* action == RESTORE */
372	R->next_utmp_action = IGNORE;	627	next_utmp_action = IGNORE;
373	rxvt_cleanutent(aR);	628	cleanutent ();
374	}	629	}
375	rxvt_privileges(aR_ IGNORE);	630	privileges (IGNORE);
376	}	631	}
377	#endif	632	#endif
378		633
379	#ifndef NO_SETOWNER_TTYDEV	634	#ifndef NO_SETOWNER_TTYDEV
380	/* EXTPROTO */
381	void	635	void
382	rxvt_privileged_ttydev(pR_ char action)	636	rxvt_term::privileged_ttydev (char action)
383	{	637	{
384	D_MAIN((stderr,	638	D_MAIN ((stderr,
385	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	639	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
386	action, R->next_tty_action, getpid()));	640	action, next_tty_action, getpid ()));
387	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	641	if (next_tty_action != action || (action != SAVE && action != RESTORE)
388	|| R->ttydev == NULL || *R->ttydev == '\0')	642	|| ttydev == NULL || *ttydev == '\0')
389	return;	643	return;
390		644
391	rxvt_privileges(aR_ RESTORE);	645	privileges (RESTORE);
392		646
393	if (action == SAVE) {	647	if (action == SAVE)
		648	{
394	R->next_tty_action = RESTORE;	649	next_tty_action = RESTORE;
395	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
396	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	651	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
397	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	652	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
398	R->next_tty_action = IGNORE;	653	next_tty_action = IGNORE;
399	else	654	else
400	# endif	655	# endif
		656
401	{	657	{
402	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	658	chown (ttydev, getuid (), ttygid); /* fail silently */
403	chmod(R->ttydev, R->ttymode);	659	chmod (ttydev, ttymode);
404	# ifdef HAVE_REVOKE	660	# ifdef HAVE_REVOKE
405	revoke(R->ttydev);	661	revoke (ttydev);
406	# endif	662	# endif
		663
407	}	664	}
		665	}
		666	else
408	} else { /* action == RESTORE */	667	{ /* action == RESTORE */
409	R->next_tty_action = IGNORE;	668	next_tty_action = IGNORE;
410	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	669	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
411	chmod(R->ttydev, R->ttyfd_stat.st_mode);	670	chmod (ttydev, ttyfd_stat.st_mode);
412	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	671	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
413	# else	672	# else
414	chmod(R->ttydev,	673	chmod (ttydev,
415	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	674	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
416	chown(R->ttydev, 0, 0);	675	chown (ttydev, 0, 0);
417	# endif	676	# endif
418	}
419		677
		678	}
		679
420	rxvt_privileges(aR_ IGNORE);	680	privileges (IGNORE);
421		681
422	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	682	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
423	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	683	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
424	action == RESTORE ? "Restoring" : (action ==	684	action == RESTORE ? "Restoring" : (action ==
425	SAVE ? "Saving" :	685	SAVE ? "Saving" :
426	"UNKNOWN ERROR for"), R->ttydev,	686	"UNKNOWN ERROR for"), ttydev,
427	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	687	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
428	R->ttyfd_stat.st_gid));	688	ttyfd_stat.st_gid));
429	# endif	689	# endif
430	}	690	}
431	#endif	691	#endif
432		692
433	/*----------------------------------------------------------------------*/	693	/*----------------------------------------------------------------------*/
434	/*	694	/*
435	* window size/position calculcations for XSizeHint and other storage.	695	* window size/position calculcations for XSizeHint and other storage.
436	* if width/height are non-zero then override calculated width/height	696	* if width/height are non-zero then override calculated width/height
437	*/	697	*/
438	/* EXTPROTO */
439	void	698	void
440	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	699	rxvt_term::window_calc (unsigned int width, unsigned int height)
441	{	700	{
442	short recalc_x, recalc_y;	701	short recalc_x, recalc_y;
443	int x, y, sb_w, mb_h, flags;	702	int x, y, sb_w, mb_h, flags;
444	unsigned int w, h;	703	unsigned int w, h;
445	unsigned int max_width, max_height;	704	unsigned int max_width, max_height;
446		705
447	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
448	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	707	TermWin.ncol, TermWin.nrow, szHint.width,
449	R->szHint.height));	708	szHint.height));
450	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
451	R->szHint.win_gravity = NorthWestGravity;	710	szHint.win_gravity = NorthWestGravity;
452	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
453		712
454	recalc_x = recalc_y = 0;	713	recalc_x = recalc_y = 0;
455	flags = 0;	714	flags = 0;
456	if (!R->parsed_geometry) {	715	if (!parsed_geometry)
		716	{
457	R->parsed_geometry = 1;	717	parsed_geometry = 1;
458	if (R->rs[Rs_geometry])	718	if (rs[Rs_geometry])
459	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
460	if (flags & WidthValue) {	720	if (flags & WidthValue)
		721	{
461	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	722	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
462	R->szHint.flags |= USSize;	723	szHint.flags |= USSize;
463	}	724	}
464	if (flags & HeightValue) {	725	if (flags & HeightValue)
		726	{
465	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
466	R->szHint.flags |= USSize;	728	szHint.flags |= USSize;
467	}	729	}
468	if (flags & XValue) {	730	if (flags & XValue)
		731	{
469	R->szHint.x = x;	732	szHint.x = x;
470	R->szHint.flags |= USPosition;	733	szHint.flags |= USPosition;
471	if (flags & XNegative) {	734	if (flags & XNegative)
		735	{
472	recalc_x = 1;	736	recalc_x = 1;
473	R->szHint.win_gravity = NorthEastGravity;	737	szHint.win_gravity = NorthEastGravity;
474	}	738	}
475	}	739	}
476	if (flags & YValue) {	740	if (flags & YValue)
		741	{
477	R->szHint.y = y;	742	szHint.y = y;
478	R->szHint.flags |= USPosition;	743	szHint.flags |= USPosition;
479	if (flags & YNegative) {	744	if (flags & YNegative)
		745	{
480	recalc_y = 1;	746	recalc_y = 1;
481	if (R->szHint.win_gravity == NorthEastGravity)	747	if (szHint.win_gravity == NorthEastGravity)
482	R->szHint.win_gravity = SouthEastGravity;	748	szHint.win_gravity = SouthEastGravity;
483	else	749	else
484	R->szHint.win_gravity = SouthWestGravity;	750	szHint.win_gravity = SouthWestGravity;
485	}	751	}
486	}	752	}
487	}	753	}
		754
488	/* TODO: BOUNDS */	755	/* TODO: BOUNDS */
489	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	756	TermWin.width = TermWin.ncol * TermWin.fwidth;
490	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	757	TermWin.height = TermWin.nrow * TermWin.fheight;
491	max_width = MAX_COLS * R->TermWin.fwidth;	758	max_width = MAX_COLS * TermWin.fwidth;
492	max_height = MAX_ROWS * R->TermWin.fheight;	759	max_height = MAX_ROWS * TermWin.fheight;
493		760
494	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	761	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
495		762
496	sb_w = mb_h = 0;	763	sb_w = mb_h = 0;
497	R->window_vt_x = R->window_vt_y = 0;	764	window_vt_x = window_vt_y = TermWin.int_bwidth;
		765
498	if (scrollbar_visible(R)) {	766	if (scrollbar_visible ())
		767	{
499	sb_w = scrollbar_TotalWidth();	768	sb_w = scrollbar_TotalWidth ();
500	R->szHint.base_width += sb_w;	769	szHint.base_width += sb_w;
501	if (!(R->Options & Opt_scrollBar_right))	770	if (!(Options & Opt_scrollBar_right))
502	R->window_vt_x = sb_w;	771	window_vt_x += sb_w;
503	}	772	}
		773
504	if (menubar_visible(R)) {	774	if (menubar_visible ())
		775	{
505	mb_h = menuBar_TotalHeight();	776	mb_h = menuBar_TotalHeight ();
506	R->szHint.base_height += mb_h;	777	szHint.base_height += mb_h;
507	R->window_vt_y = mb_h;	778	window_vt_y += mb_h;
508	}	779	}
		780
509	R->szHint.width_inc = R->TermWin.fwidth;	781	szHint.width_inc = TermWin.fwidth;
510	R->szHint.height_inc = R->TermWin.fheight;	782	szHint.height_inc = TermWin.fheight;
511	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	783	szHint.min_width = szHint.base_width + szHint.width_inc;
512	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	784	szHint.min_height = szHint.base_height + szHint.height_inc;
513		785
514	if (width && width - R->szHint.base_width < max_width) {	786	if (width && width - szHint.base_width < max_width)
		787	{
515	R->szHint.width = width;	788	szHint.width = width;
516	R->TermWin.width = width - R->szHint.base_width;	789	TermWin.width = width - szHint.base_width;
517	} else {	790	}
		791	else
		792	{
518	MIN_IT(R->TermWin.width, max_width);	793	MIN_IT (TermWin.width, max_width);
519	R->szHint.width = R->szHint.base_width + R->TermWin.width;	794	szHint.width = szHint.base_width + TermWin.width;
520	}	795	}
		796
521	if (height && height - R->szHint.base_height < max_height) {	797	if (height && height - szHint.base_height < max_height)
		798	{
522	R->szHint.height = height;	799	szHint.height = height;
523	R->TermWin.height = height - R->szHint.base_height;	800	TermWin.height = height - szHint.base_height;
524	} else {	801	}
		802	else
		803	{
525	MIN_IT(R->TermWin.height, max_height);	804	MIN_IT (TermWin.height, max_height);
526	R->szHint.height = R->szHint.base_height + R->TermWin.height;	805	szHint.height = szHint.base_height + TermWin.height;
527	}	806	}
		807
528	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	808	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
529	R->window_sb_x = R->szHint.width - sb_w;	809	window_sb_x = szHint.width - sb_w;
530		810
531	if (recalc_x)	811	if (recalc_x)
532	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	812	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
533	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	813	- szHint.width - 2 * TermWin.ext_bwidth);
534	if (recalc_y)	814	if (recalc_y)
535	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	815	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
536	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	816	- szHint.height - 2 * TermWin.ext_bwidth);
537		817
538	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	818	TermWin.ncol = TermWin.width / TermWin.fwidth;
539	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	819	TermWin.nrow = TermWin.height / TermWin.fheight;
540	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	820	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	821	TermWin.ncol, TermWin.nrow, szHint.width,
542	R->szHint.height));	822	szHint.height));
543	return;	823	return;
544	}	824	}
545		825
546	/*----------------------------------------------------------------------*/	826	/*----------------------------------------------------------------------*/
547	/*	827	/*
548	* Tell the teletype handler what size the window is.	828	* Tell the teletype handler what size the window is.
549	* Called after a window size change.	829	* Called after a window size change.
550	*/	830	*/
551	/* EXTPROTO */
552	void	831	void
553	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	832	rxvt_term::tt_winch ()
554	{	833	{
555	struct winsize ws;	834	struct winsize ws;
556		835
557	if (fd < 0)	836	if (cmd_fd < 0)
558	return;	837	return;
		838
559	ws.ws_col = col;	839	ws.ws_col = TermWin.ncol;
560	ws.ws_row = row;	840	ws.ws_row = TermWin.nrow;
561	ws.ws_xpixel = ws.ws_ypixel = 0;	841	ws.ws_xpixel = ws.ws_ypixel = 0;
562	#ifndef DEBUG_SIZE	842	#ifndef DEBUG_SIZE
563	(void)ioctl(fd, TIOCSWINSZ, &ws);	843	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
564	#else	844	#else
565	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	845	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
566	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	846	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
567	}
568	# ifdef SIGWINCH	847	# ifdef SIGWINCH
569	else if (pid) /* force through to the command */	848	else if (cmd_pid) /* force through to the command */
570	kill(pid, SIGWINCH);	849	kill (cmd_pid, SIGWINCH);
571	# endif	850	# endif
572	#endif	851	#endif
573	}	852	}
574		853
575	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
576	/* rxvt_change_font() - Switch to a new font */	855	/* rxvt_change_font () - Switch to a new font */
577	/*	856	/*
578	* init = 1 - initialize	857	* init = 1 - initialize
579	*	858	*
580	* fontname == FONT_UP - switch to bigger font	859	* fontname == FONT_UP - switch to bigger font
581	* fontname == FONT_DN - switch to smaller font	860	* fontname == FONT_DN - switch to smaller font
582	*/	861	*/
583	/* EXTPROTO */	862	bool
584	void
585	rxvt_change_font(pR_ int init, const char *fontname)	863	rxvt_term::change_font (const char *fontname)
586	{	864	{
587	}	865	if (fontname == FONT_UP)
		866	{
		867	// TODO
		868	}
		869	else if (fontname == FONT_DN)
		870	{
		871	// TODO
		872	}
		873	else
		874	{
		875	rxvt_fontset *fs = new rxvt_fontset (this);
588		876
589	/* INTPROTO */	877	if (fs && fs->populate (fontname ? fontname : "fixed"))
590	void	878	{
		879	delete TermWin.fontset;
		880	TermWin.fontset = fs;
		881	TermWin.fwidth = fs->base_font ()->width;
		882	TermWin.fheight = fs->base_font ()->height;
		883	TermWin.fbase = fs->base_font ()->ascent;
		884
		885	if (TermWin.parent[0])
		886	{
		887	resize_all_windows (0, 0, 0);
		888	scr_remap_chars ();
		889	scr_touch (true);
		890	}
		891
		892	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
		893	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
		894
		895	return true;
		896	}
		897	}
		898
		899	return false;
		900	}
		901
		902	bool
591	rxvt_font_up_down(pR_ int n, int direction)	903	rxvt_term::font_up_down (int n, int direction)
592	{	904	{
		905	return false;
593	}	906	}
594		907
595	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
596	/*----------------------------------------------------------------------*/	909	/*----------------------------------------------------------------------*/
597	/* xterm sequences - title, iconName, color (exptl) */	910	/* xterm sequences - title, iconName, color (exptl) */
598	/* EXTPROTO */
599	void	911	void
600	rxvt_set_title(pR_ const char *str)	912	rxvt_term::set_title (const char *str)
601	{	913	{
602	#ifndef SMART_WINDOW_TITLE	914	#ifdef SMART_WINDOW_TITLE
		915	char *name;
		916
		917	if (!XFetchName (display->display, TermWin.parent[0], &name))
		918	name = NULL;
		919
		920	if (name == NULL || STRCMP (name, str))
		921	#endif
603	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	922	XStoreName (display->display, TermWin.parent[0], str);
		923
		924	#ifdef SMART_WINDOW_TITLE
		925	if (name)
		926	XFree (name);
		927	#endif
		928	}
		929
		930	void
		931	rxvt_term::set_icon_name (const char *str)
		932	{
		933	#ifdef SMART_WINDOW_TITLE
		934	char *name;
		935
		936	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		937	name = NULL;
		938
		939	if (name == NULL || STRCMP (name, str))
		940	#endif
		941	XSetIconName (display->display, TermWin.parent[0], str);
		942
		943	#ifdef SMART_WINDOW_TITLE
		944	if (name)
		945	XFree (name);
		946	#endif
		947	}
		948
		949	#ifdef XTERM_COLOR_CHANGE
		950	void
		951	rxvt_term::set_window_color (int idx, const char *color)
		952	{
		953	rxvt_color xcol;
		954	int i;
		955
		956	if (color == NULL || *color == '\0')
		957	return;
		958
		959	/* handle color aliases */
		960	if (isdigit (*color))
		961	{
		962	i = atoi (color);
		963	if (i >= 8 && i <= 15)
		964	{ /* bright colors */
		965	i -= 8;
		966	# ifndef NO_BRIGHTCOLOR
		967	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];
		968	SET_PIXCOLOR (idx);
		969	goto Done;
		970	# endif
		971
		972	}
		973	if (i >= 0 && i <= 7)
		974	{ /* normal colors */
		975	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];
		976	SET_PIXCOLOR (idx);
		977	goto Done;
		978	}
		979	}
		980
		981	if (!rXParseAllocColor (& xcol, color))
		982	return;
		983
		984	/* XStoreColor (display->display, display->cmap, XColor*); */
		985
		986	/*
		987	* FIXME: should free colors here, but no idea how to do it so instead,
		988	* so just keep gobbling up the colormap
		989	*/
		990	# if 0
		991	for (i = Color_Black; i <= Color_White; i++)
		992	if (PixColors[idx] == PixColors[i])
		993	break;
		994	if (i > Color_White)
		995	{
		996	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		997	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
		998	DisplayPlanes (display->display, display->screen));
		999	}
		1000	# endif
		1001
		1002	PixColorsFocused[idx] = xcol;
		1003	SET_PIXCOLOR (idx);
		1004
		1005	/* XSetWindowAttributes attr; */
		1006	/* Cursor cursor; */
		1007	Done:
		1008	#ifdef OFF_FOCUS_FADING
		1009	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
		1010	#endif
		1011	if (idx == Color_bg && ! (Options & Opt_transparent))
		1012	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
		1013
		1014	/* handle Color_BD, scrollbar background, etc. */
		1015
		1016	set_colorfgbg ();
		1017	recolour_cursor ();
		1018	scr_touch (true);
		1019	}
		1020
604	#else	1021	#else
605	char *name;
606
607	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
608	name = NULL;
609	if (name == NULL || STRCMP(name, str))
610	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
611	if (name)
612	XFree(name);
613	#endif
614	}
615
616	/* EXTPROTO */
617	void
618	rxvt_set_iconName(pR_ const char *str)
619	{
620	#ifndef SMART_WINDOW_TITLE
621	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
622	#else
623	char *name;
624
625	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
626	name = NULL;
627	if (name == NULL || STRCMP(name, str))
628	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
629	if (name)
630	XFree(name);
631	#endif
632	}
633
634	#ifdef XTERM_COLOR_CHANGE
635	/* EXTPROTO */
636	void
637	rxvt_set_window_color(pR_ int idx, const char *color)
638	{
639	rxvt_color xcol;
640	int i;
641
642	if (color == NULL || *color == '\0')
643	return;
644
645	/* handle color aliases */
646	if (isdigit(*color)) {
647	i = atoi(color);
648	if (i >= 8 && i <= 15) { /* bright colors */
649	i -= 8;
650	# ifndef NO_BRIGHTCOLOR
651	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
652	SET_PIXCOLOR(R, idx);
653	goto Done;
654	# endif
655	}
656	if (i >= 0 && i <= 7) { /* normal colors */
657	R->PixColors[idx] = R->PixColors[minCOLOR + i];
658	SET_PIXCOLOR(R, idx);
659	goto Done;
660	}
661	}
662	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
663	return;
664	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
665
666	/*
667	* FIXME: should free colors here, but no idea how to do it so instead,
668	* so just keep gobbling up the colormap
669	*/
670	# if 0
671	for (i = Color_Black; i <= Color_White; i++)
672	if (R->PixColors[idx] == R->PixColors[i])
673	break;
674	if (i > Color_White) {
675	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
676	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
677	DisplayPlanes(R->Xdisplay, Xscreen));
678	}
679	# endif
680
681	R->PixColors[idx] = xcol;
682	SET_PIXCOLOR(R, idx);
683
684	/* XSetWindowAttributes attr; */
685	/* Cursor cursor; */
686	Done:
687	if (idx == Color_bg && !(R->Options & Opt_transparent))
688	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
689	R->PixColors[Color_bg]);
690
691	/* handle Color_BD, scrollbar background, etc. */
692
693	rxvt_set_colorfgbg(aR);
694	rxvt_recolour_cursor(aR);
695	/* the only reasonable way to enforce a clean update */
696	rxvt_scr_poweron(aR);
697	}
698
699	#else
700	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1022	# define set_window_color (idx,color) ((void)0)
701	#endif /* XTERM_COLOR_CHANGE */	1023	#endif /* XTERM_COLOR_CHANGE */
702		1024
703	/* EXTPROTO */
704	void	1025	void
705	rxvt_recolour_cursor(pR)	1026	rxvt_term::recolour_cursor ()
706	{	1027	{
707	rxvt_color xcol[2];	1028	XColor xcol[2];
708		1029
709	#if TODO	1030	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];
710	xcol[0] = R->PixColors[Color_pointer];	1031	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];
711	xcol[1] = R->PixColors[Color_bg];	1032	XQueryColors (display->display, display->cmap, xcol, 2);
712	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);
713	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1033	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
714	#endif
715	}	1034	}
716		1035
717	/*----------------------------------------------------------------------*/	1036	/*----------------------------------------------------------------------*/
718	/*	1037	/*
719	* find if fg/bg matches any of the normal (low-intensity) colors	1038	* find if fg/bg matches any of the normal (low-intensity) colors
720	*/	1039	*/
721	/* INTPROTO */
722	void	1040	void
723	rxvt_set_colorfgbg(pR)	1041	rxvt_term::set_colorfgbg ()
724	{	1042	{
725	unsigned int i;	1043	unsigned int i;
726	const char *xpmb = "\0";	1044	const char *xpmb = "\0";
727	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1045	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
728		1046
729	R->env_colorfgbg =	1047	env_colorfgbg =
730	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1048	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
731	STRCPY(fstr, "default");	1049	STRCPY (fstr, "default");
732	STRCPY(bstr, "default");	1050	STRCPY (bstr, "default");
733	for (i = Color_Black; i <= Color_White; i++)	1051	for (i = Color_Black; i <= Color_White; i++)
734	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1052	if (PixColors[Color_fg] == PixColors[i])
		1053	{
735	sprintf(fstr, "%d", (i - Color_Black));	1054	sprintf (fstr, "%d", (i - Color_Black));
736	break;	1055	break;
737	}	1056	}
738	for (i = Color_Black; i <= Color_White; i++)	1057	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1058	if (PixColors[Color_bg] == PixColors[i])
		1059	{
740	sprintf(bstr, "%d", (i - Color_Black));	1060	sprintf (bstr, "%d", (i - Color_Black));
741	#ifdef XPM_BACKGROUND	1061	#ifdef XPM_BACKGROUND
742	xpmb = "default;";	1062	xpmb = "default;";
743	#endif	1063	#endif
744	break;	1064	break;
745	}	1065	}
		1066
746	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1067	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
747	putenv(R->env_colorfgbg);
748		1068
749	#ifndef NO_BRIGHTCOLOR	1069	#ifndef NO_BRIGHTCOLOR
750	R->colorfgbg = DEFAULT_RSTYLE;	1070	colorfgbg = DEFAULT_RSTYLE;
751	for (i = minCOLOR; i <= maxCOLOR; i++) {	1071	for (i = minCOLOR; i <= maxCOLOR; i++)
		1072	{
752	if (R->PixColors[Color_fg] == R->PixColors[i])	1073	if (PixColors[Color_fg] == PixColors[i])
753	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1074	colorfgbg = SET_FGCOLOR (colorfgbg, i);
754	if (R->PixColors[Color_bg] == R->PixColors[i])	1075	if (PixColors[Color_bg] == PixColors[i])
755	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1076	colorfgbg = SET_BGCOLOR (colorfgbg, i);
756	}	1077	}
757	#endif	1078	#endif
758	}	1079	}
759		1080
760	/*----------------------------------------------------------------------*/	1081	/*----------------------------------------------------------------------*/
761	/*	1082	/*
762	* Colour determination for low colour displays, routine from	1083	* Colour determination for low colour displays, routine from
763	* Hans de Goede <hans@highrise.nl>	1084	* Hans de Goede <hans@highrise.nl>
764	*/	1085	*/
765		1086
766	/* EXTPROTO */
767	int	1087	int
768	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1088	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
769	{	1089	{
770	screen_in_out->set(aR_ colour);
771
772	if (!screen_in_out->set(aR_ colour)) {	1090	if (!screen_in_out->set (display, colour))
773	rxvt_print_error("can't allocate colour: %s", colour);	1091	{
		1092	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
774	return false;	1093	return false;
775	}	1094	}
776		1095
777	return true;	1096	return true;
778	}	1097	}
779		1098
780	/* -------------------------------------------------------------------- *	1099	/* -------------------------------------------------------------------- *
781	* - WINDOW RESIZING - *	1100	* - WINDOW RESIZING - *
782	* -------------------------------------------------------------------- */	1101	* -------------------------------------------------------------------- */
783	/* EXTPROTO */
784	void	1102	void
785	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1103	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
786	int ignoreparent)
787	{	1104	{
788	int fix_screen;	1105	int fix_screen;
789		1106
790	#ifdef SMART_RESIZE	1107	#ifdef SMART_RESIZE
791	int old_width = R->szHint.width, old_height = R->szHint.height;	1108	int old_width = szHint.width, old_height = szHint.height;
792	#endif	1109	#endif
793		1110
794	rxvt_window_calc(aR_ width, height);	1111	window_calc (width, height);
795	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1112	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1113
796	if (!ignoreparent) {	1114	if (!ignoreparent)
		1115	{
797	#ifdef SMART_RESIZE	1116	#ifdef SMART_RESIZE
798	/*	1117	/*
799	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1118	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
800	* reposition window on resize depending on placement on screen	1119	* reposition window on resize depending on placement on screen
801	*/	1120	*/
802	int x, y, x1, y1;	1121	int x, y, x1, y1;
803	int dx, dy;	1122	int dx, dy;
804	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1123	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
805	Window unused_cr;	1124	Window unused_cr;
806		1125
807	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1126	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
808	0, 0, &x, &y, &unused_cr);	1127	0, 0, &x, &y, &unused_cr);
809	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1128	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
810	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1129	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
811	/*	1130	/*
812	* if Xroot isn't the parent window, a WM will probably have offset	1131	* if display->root isn't the parent window, a WM will probably have offset
813	* our position for handles and decorations. Counter it	1132	* our position for handles and decorations. Counter it
814	*/	1133	*/
815	if (x1 != x || y1 != y) {	1134	if (x1 != x || y1 != y)
		1135	{
816	x -= x1;	1136	x -= x1;
817	y -= y1;	1137	y -= y1;
818	}	1138	}
819		1139
820	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1140	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
821	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1141	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
822	dx = old_width - R->szHint.width;	1142	dx = old_width - szHint.width;
823	dy = old_height - R->szHint.height;	1143	dy = old_height - szHint.height;
824		1144
825	/* Check position of the center of the window */	1145	/* Check position of the center of the window */
826	if (x < x1) /* left half */	1146	if (x < x1) /* left half */
827	dx = 0;	1147	dx = 0;
828	else if (x == x1) /* exact center */	1148	else if (x == x1) /* exact center */
829	dx /= 2;	1149	dx /= 2;
830	if (y < y1) /* top half */	1150	if (y < y1) /* top half */
831	dy = 0;	1151	dy = 0;
832	else if (y == y1) /* exact center */	1152	else if (y == y1) /* exact center */
833	dy /= 2;	1153	dy /= 2;
834		1154
835	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1155	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
836	R->szHint.width, R->szHint.height);	1156	szHint.width, szHint.height);
837	#else	1157	#else
838	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1158	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
839	R->szHint.height);
840	#endif	1159	#endif
841	}	1160	}
842		1161
843	fix_screen = (R->TermWin.ncol != R->prev_ncol	1162	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
844	|| R->TermWin.nrow != R->prev_nrow);	1163
845	if (fix_screen || width != R->old_width || height != R->old_height) {	1164	if (fix_screen || width != old_width || height != old_height)
		1165	{
846	if (scrollbar_visible(R)) {	1166	if (scrollbar_visible ())
		1167	{
847	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1168	XMoveResizeWindow (display->display, scrollBar.win,
		1169	window_sb_x, 0,
848	0, scrollbar_TotalWidth(), R->szHint.height);	1170	scrollbar_TotalWidth (), szHint.height);
849	rxvt_Resize_scrollBar(aR);	1171	resize_scrollbar ();
850	}	1172	}
		1173
851	if (menubar_visible(R))	1174	if (menubar_visible ())
852	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1175	XMoveResizeWindow (display->display, menuBar.win,
		1176	window_vt_x, 0,
853	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1177	TermWin_TotalWidth (), menuBar_TotalHeight ());
854	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1178
855	R->window_vt_y, TermWin_TotalWidth(),	1179	XMoveResizeWindow (display->display, TermWin.vt,
		1180	window_vt_x, window_vt_y,
856	TermWin_TotalHeight());	1181	TermWin_TotalWidth (), TermWin_TotalHeight ());
857	#ifdef RXVT_GRAPHICS
858	if (R->old_height)
859	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
860	R->old_height - R->szHint.base_height);
861	#endif
862	rxvt_scr_clear(aR);	1182	scr_clear ();
863	#ifdef XPM_BACKGROUND	1183	#ifdef XPM_BACKGROUND
864	rxvt_resize_pixmap(aR);	1184	resize_pixmap ();
865	#endif	1185	#endif
866	}	1186	}
867		1187
868	if (fix_screen || R->old_height == 0) {	1188	if (fix_screen || old_height == 0)
		1189	{
869	int curr_screen = -1;	1190	int curr_screen = -1;
870	uint16_t old_ncol = R->prev_ncol;	1191	int old_ncol = prev_ncol;
871		1192
872	/* scr_reset only works on the primary screen */	1193	/* scr_reset only works on the primary screen */
873	if (R->old_height) /* this is not the first time through */	1194	if (old_height) /* this is not the first time through */
		1195	{
		1196	unsigned int ncol = TermWin.ncol;
		1197	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
874	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1198	curr_screen = scr_change_screen (PRIMARY);
875	rxvt_scr_reset(aR);	1199	TermWin.ncol = ncol;
876	if (curr_screen >= 0) { /* this is not the first time through */
877	rxvt_scr_change_screen(aR_ curr_screen);
878	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
879	}	1200	}
880	}
881		1201
		1202	scr_reset ();
		1203
		1204	if (curr_screen >= 0) /* this is not the first time through */
		1205	{
		1206	scr_change_screen (curr_screen);
		1207	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1208	}
		1209	}
		1210
882	R->old_width = R->szHint.width;	1211	old_width = szHint.width;
883	R->old_height = R->szHint.height;	1212	old_height = szHint.height;
884		1213
885	#ifdef USE_XIM	1214	#ifdef USE_XIM
886	rxvt_IMSetStatusPosition(aR);	1215	IMSetStatusPosition ();
887	#endif	1216	#endif
888	}	1217	}
889		1218
890	/*	1219	/*
891	* Set the width/height of the vt window in characters. Units are pixels.	1220	* Set the width/height of the vt window in characters. Units are pixels.
892	* good for toggling 80/132 columns	1221	* good for toggling 80/132 columns
893	*/	1222	*/
894	/* EXTPROTO */
895	void	1223	void
896	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1224	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
897	{	1225	{
898	XWindowAttributes wattr;	1226	XWindowAttributes wattr;
899		1227
900	if (width == 0 || height == 0) {	1228	if (width == 0 || height == 0)
		1229	{
901	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1230	XGetWindowAttributes (display->display, display->root, &wattr);
902	if (width == 0)	1231	if (width == 0)
903	width = wattr.width - R->szHint.base_width;	1232	width = wattr.width - szHint.base_width;
904	if (height == 0)	1233	if (height == 0)
905	height = wattr.height - R->szHint.base_height;	1234	height = wattr.height - szHint.base_height;
906	}	1235	}
907	if (width != R->TermWin.width || height != R->TermWin.height) {	1236	if (width != TermWin.width || height != TermWin.height)
		1237	{
908	width += R->szHint.base_width;	1238	width += szHint.base_width;
909	height += R->szHint.base_height;	1239	height += szHint.base_height;
910	rxvt_resize_all_windows(aR_ width, height, 0);	1240	resize_all_windows (width, height, 0);
911	}	1241	}
912	}	1242	}
913		1243
914	/* -------------------------------------------------------------------- *	1244	/* -------------------------------------------------------------------- *
915	* - X INPUT METHOD ROUTINES - *	1245	* - X INPUT METHOD ROUTINES - *
916	* -------------------------------------------------------------------- */	1246	* -------------------------------------------------------------------- */
917	#ifdef USE_XIM	1247	#ifdef USE_XIM
918	/* INTPROTO */	1248
919	void	1249	void
920	rxvt_setSize(pR_ XRectangle * size)	1250	rxvt_term::im_set_size (XRectangle *size)
921	{	1251	{
922	size->x = R->TermWin.int_bwidth;	1252	size->x = TermWin.int_bwidth;
923	size->y = R->TermWin.int_bwidth;	1253	size->y = TermWin.int_bwidth;
924	size->width = Width2Pixel(R->TermWin.ncol);	1254	size->width = Width2Pixel (TermWin.ncol);
925	size->height = Height2Pixel(R->TermWin.nrow);	1255	size->height = Height2Pixel (TermWin.nrow);
926	}	1256	}
927		1257
928	/* INTPROTO */
929	void	1258	void
930	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1259	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
931	{	1260	{
932	*fg = R->PixColors[Color_fg];	1261	*fg = PixColors[Color_fg];
933	*bg = R->PixColors[Color_bg];	1262	*bg = PixColors[Color_bg];
934	}	1263	}
935		1264
936	/* Checking whether input method is running. */	1265	/* Checking whether input method is running. */
937	/* INTPROTO */
938	Bool	1266	bool
939	rxvt_IMisRunning(pR)	1267	rxvt_term::IMisRunning ()
940	{	1268	{
941	char *p;	1269	char *p;
942	Atom atom;	1270	Atom atom;
943	Window win;	1271	Window win;
944	char server[IMBUFSIZ];	1272	char server[IMBUFSIZ];
945		1273
946	/* get current locale modifier */	1274	/* get current locale modifier */
947	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1275	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1276	{
948	STRCPY(server, "@server=");	1277	STRCPY (server, "@server=");
949	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1278	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
950	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1279	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
951	*p = '\0';	1280	*p = '\0';
952		1281
953	atom = XInternAtom(R->Xdisplay, server, False);	1282	atom = XInternAtom (display->display, server, False);
954	win = XGetSelectionOwner(R->Xdisplay, atom);	1283	win = XGetSelectionOwner (display->display, atom);
955	if (win != None)	1284	if (win != None)
956	return True;	1285	return True;
957	}	1286	}
958	return False;	1287	return False;
959	}	1288	}
960		1289
961	/* EXTPROTO */
962	void	1290	void
963	rxvt_IMSendSpot(pR)	1291	rxvt_term::IMSendSpot ()
964	{	1292	{
965	XPoint spot;	1293	XPoint spot;
966	XVaNestedList preedit_attr;	1294	XVaNestedList preedit_attr;
967		1295
968	if (R->Input_Context == NULL	1296	if (Input_Context == NULL
969	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1297	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
970	|| !(R->event_type == KeyPress	1298	|| ! (event_type == KeyPress
971	|| R->event_type == Expose	1299	|| event_type == Expose
972	|| R->event_type == NoExpose	1300	|| event_type == NoExpose
973	|| R->event_type == SelectionNotify	1301	|| event_type == SelectionNotify
974	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1302	|| event_type == ButtonRelease || event_type == FocusIn)
975	|| !rxvt_IMisRunning(aR))	1303	|| !IMisRunning ())
976	return;	1304	return;
977		1305
978	rxvt_setPosition(aR_ & spot);	1306	im_set_position (&spot);
979		1307
980	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
981	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
982	XFree(preedit_attr);	1310	XFree (preedit_attr);
983	}	1311	}
984		1312
985	/* EXTPROTO */
986	void	1313	void
987	rxvt_setTermFontSet(pR_ int idx)
988	{
989	char *string;
990	long length;
991	int success = 0;
992
993	if (idx < 0 || idx >= MAX_NFONTS)
994	return;
995	}
996
997	/* INTPROTO */
998	void
999	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1314	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1000	XRectangle * needed_rect)	1315	XRectangle * needed_rect)
1001	{	1316	{
1002	int mbh, vtx = 0;	1317	int mbh, vtx = 0;
1003		1318
1004	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1319	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1005	vtx = scrollbar_TotalWidth();	1320	vtx = scrollbar_TotalWidth ();
		1321
1006	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1322	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1007	mbh -= R->TermWin.lineSpace;	1323	mbh -= TermWin.lineSpace;
1008		1324
1009	preedit_rect->x = needed_rect->width + vtx;	1325	preedit_rect->x = needed_rect->width + vtx;
1010	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1326	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1011		1327
1012	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1328	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1013	+ vtx;
1014	preedit_rect->height = Height2Pixel(1);	1329	preedit_rect->height = Height2Pixel (1);
1015		1330
1016	status_rect->x = vtx;	1331	status_rect->x = vtx;
1017	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1332	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1018		1333
1019	status_rect->width = needed_rect->width ? needed_rect->width	1334	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1020	: Width2Pixel(R->TermWin.ncol + 1);
1021	status_rect->height = Height2Pixel(1);	1335	status_rect->height = Height2Pixel (1);
1022	}	1336	}
1023		1337
1024	/* ARGSUSED */
1025	/* INTPROTO */
1026	void	1338	void
1027	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1339	rxvt_term::im_destroy ()
1028	__attribute__ ((unused)), XPointer call_data
1029	__attribute__ ((unused)))
1030	{	1340	{
1031	dR;	1341	if (Input_Context)
1032		1342	{
		1343	XDestroyIC (Input_Context);
1033	R->Input_Context = NULL;	1344	Input_Context = NULL;
1034	/* To avoid Segmentation Fault in C locale: Solaris only? */	1345	}
1035	if (STRCMP(R->locale, "C"))
1036	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1037	rxvt_IMInstantiateCallback, NULL);
1038	}
1039		1346
1040	/*	1347	if (input_method)
1041	* X manual pages and include files don't match on some systems:
1042	* some think this is an XIDProc and others an XIMProc so we can't
1043	* use the first argument - need to update this to be nice for
1044	* both types via some sort of configure detection
1045	*/
1046	/* ARGSUSED */
1047	/* EXTPROTO */
1048	void
1049	rxvt_IMInstantiateCallback(Display * unused
1050	__attribute__ ((unused)), XPointer client_data
1051	__attribute__ ((unused)), XPointer call_data
1052	__attribute__ ((unused)))
1053	{
1054	dR;
1055	int i, found, had_im;
1056	const char *p;
1057	char **s;
1058	char buf[IMBUFSIZ];
1059
1060	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1061	if (R->Input_Context)
1062	return;
1063
1064	found = had_im = 0;
1065	p = R->rs[Rs_inputMethod];
1066	if (p && *p) {
1067	had_im = 1;
1068	s = rxvt_splitcommastring(p);
1069	for (i = 0; s[i]; i++) {
1070	if (*s[i]) {
1071	STRCPY(buf, "@im=");
1072	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1073	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1074	&& (rxvt_IM_get_IC(aR) == True)) {
1075	found = 1;
1076	break;
1077	}
1078	}
1079	}
1080	for (i = 0; s[i]; i++)
1081	free(s[i]);
1082	free(s);
1083	}	1348	{
1084	if (found)	1349	display->put_xim (input_method);
1085	return;	1350	input_method = 0;
1086
1087	/* try with XMODIFIERS env. var. */
1088	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1089	rxvt_IM_get_IC(aR);
1090	return;
1091	}	1351	}
1092
1093	/* try with no modifiers base IF the user didn't specify an IM */
1094	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1095	&& rxvt_IM_get_IC(aR) == True)
1096	return;
1097	}	1352	}
1098		1353
1099	/*	1354	/*
1100	* Try to open a XIM with the current modifiers, then see if we can	1355	* Try to open a XIM with the current modifiers, then see if we can
1101	* open a suitable preedit type	1356	* open a suitable preedit type
1102	*/	1357	*/
1103	/* INTPROTO */
1104	Bool	1358	bool
1105	rxvt_IM_get_IC(pR)	1359	rxvt_term::IM_get_IC (const char *modifiers)
1106	{	1360	{
1107	int i, j, found;	1361	int i, j, found;
1108	XIM xim;	1362	XIM xim;
1109	XPoint spot;	1363	XPoint spot;
1110	XRectangle rect, status_rect, needed_rect;	1364	XRectangle rect, status_rect, needed_rect;
1111	unsigned long fg, bg;	1365	unsigned long fg, bg;
1112	const char *p;	1366	const char *p;
1113	char **s;	1367	char **s;
1114	XIMStyles *xim_styles;	1368	XIMStyles *xim_styles;
1115	XVaNestedList preedit_attr, status_attr;	1369	XVaNestedList preedit_attr, status_attr;
1116	XIMCallback ximcallback;
1117		1370
		1371	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1372	return false;
		1373
1118	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1374	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1119	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1375	input_method = display->get_xim (locale, modifiers);
1120	if (xim == NULL)	1376	if (input_method == NULL)
1121	return False;	1377	return false;
1122		1378
		1379	xim = input_method->xim;
		1380
1123	xim_styles = NULL;	1381	xim_styles = NULL;
1124	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1382	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1125	|| !xim_styles || !xim_styles->count_styles) {	1383	|| !xim_styles || !xim_styles->count_styles)
1126	XCloseIM(xim);	1384	{
		1385	display->put_xim (input_method);
1127	return False;	1386	return false;
1128	}	1387	}
1129		1388
1130	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1389	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1131	: "OverTheSpot,OffTheSpot,Root";
1132	s = rxvt_splitcommastring(p);	1390	s = rxvt_splitcommastring (p);
1133	for (i = found = 0; !found && s[i]; i++) {	1391	for (i = found = 0; !found && s[i]; i++)
		1392	{
1134	if (!STRCMP(s[i], "OverTheSpot"))	1393	if (!STRCMP (s[i], "OverTheSpot"))
1135	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1394	input_style = (XIMPreeditPosition | XIMStatusNothing);
1136	else if (!STRCMP(s[i], "OffTheSpot"))	1395	else if (!STRCMP (s[i], "OffTheSpot"))
1137	R->input_style = (XIMPreeditArea | XIMStatusArea);	1396	input_style = (XIMPreeditArea | XIMStatusArea);
1138	else if (!STRCMP(s[i], "Root"))	1397	else if (!STRCMP (s[i], "Root"))
1139	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1398	input_style = (XIMPreeditNothing | XIMStatusNothing);
1140		1399
1141	for (j = 0; j < xim_styles->count_styles; j++)	1400	for (j = 0; j < xim_styles->count_styles; j++)
1142	if (R->input_style == xim_styles->supported_styles[j]) {	1401	if (input_style == xim_styles->supported_styles[j])
		1402	{
1143	found = 1;	1403	found = 1;
		1404	break;
		1405	}
		1406	}
		1407
		1408	for (i = 0; s[i]; i++)
		1409	free (s[i]);
		1410
		1411	free (s);
		1412	XFree (xim_styles);
		1413
		1414	if (!found)
		1415	{
		1416	display->put_xim (input_method);
		1417	return false;
		1418	}
		1419
		1420	preedit_attr = status_attr = NULL;
		1421
		1422	if (input_style & XIMPreeditPosition)
		1423	{
		1424	im_set_size (&rect);
		1425	im_set_position (&spot);
		1426	im_set_color (&fg, &bg);
		1427
		1428	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1429	XNSpotLocation, &spot,
		1430	XNForeground, fg, XNBackground, bg,
		1431	//XNFontSet, TermWin.fontset,
		1432	NULL);
		1433	}
		1434	else if (input_style & XIMPreeditArea)
		1435	{
		1436	im_set_color (&fg, &bg);
		1437
		1438	/*
		1439	* The necessary width of preedit area is unknown
		1440	* until create input context.
		1441	*/
		1442	needed_rect.width = 0;
		1443
		1444	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1445
		1446	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1447	XNForeground, fg, XNBackground, bg,
		1448	//XNFontSet, TermWin.fontset,
		1449	NULL);
		1450	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1451	XNForeground, fg, XNBackground, bg,
		1452	//XNFontSet, TermWin.fontset,
		1453	NULL);
		1454	}
		1455
		1456	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1457	XNClientWindow, TermWin.parent[0],
		1458	XNFocusWindow, TermWin.parent[0],
		1459	preedit_attr ? XNPreeditAttributes : NULL,
		1460	preedit_attr,
		1461	status_attr ? XNStatusAttributes : NULL,
		1462	status_attr, NULL);
		1463	if (preedit_attr) XFree (preedit_attr);
		1464	if (status_attr) XFree (status_attr);
		1465
		1466	if (Input_Context == NULL)
		1467	{
		1468	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1469	display->put_xim (input_method);
		1470	return false;
		1471	}
		1472
		1473	if (input_style & XIMPreeditArea)
		1474	IMSetStatusPosition ();
		1475
		1476	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1477	return true;
		1478	}
		1479
		1480	void
		1481	rxvt_term::im_cb ()
		1482	{
		1483	int i, found, had_im;
		1484	const char *p;
		1485	char **s;
		1486	char buf[IMBUFSIZ];
		1487
		1488	im_destroy ();
		1489
		1490	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1491	if (Input_Context)
		1492	return;
		1493
		1494	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1495	if (rs[Rs_imLocale])
		1496	SET_LOCALE (rs[Rs_imLocale]);
		1497	#endif
		1498
		1499	p = rs[Rs_inputMethod];
		1500	if (p && *p)
		1501	{
		1502	bool found = false;
		1503
		1504	s = rxvt_splitcommastring (p);
		1505	for (i = 0; s[i]; i++)
		1506	{
		1507	if (*s[i])
		1508	{
		1509	STRCPY (buf, "@im=");
		1510	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1511	if (IM_get_IC (buf))
		1512	{
		1513	found = true;
1144	break;	1514	break;
		1515	}
1145	}	1516	}
1146	}	1517	}
1147	for (i = 0; s[i]; i++)	1518	for (i = 0; s[i]; i++)
1148	free(s[i]);	1519	free (s[i]);
1149	free(s);	1520	free (s);
1150	XFree(xim_styles);
1151		1521
1152	if (!found) {	1522	if (found)
1153	XCloseIM(xim);	1523	goto done;
1154	return False;
1155	}	1524	}
1156		1525
1157	ximcallback.callback = rxvt_IMDestroyCallback;	1526	/* try with XMODIFIERS env. var. */
		1527	if (IM_get_IC (""))
		1528	goto done;
1158		1529
1159	/* XXX: not sure why we need this (as well as IC one below) */	1530	/* try with no modifiers base IF the user didn't specify an IM */
1160	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1531	if (IM_get_IC ("@im=none"))
		1532	goto done;
1161		1533
1162	preedit_attr = status_attr = NULL;	1534	done:
1163		1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1164	if (R->input_style & XIMPreeditPosition) {	1536	if (rs[Rs_imLocale])
1165	rxvt_setSize(aR_ & rect);	1537	SET_LOCALE (locale);
1166	rxvt_setPosition(aR_ & spot);	1538	#endif
1167	rxvt_setColor(aR_ & fg, &bg);
1168
1169	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1170	XNSpotLocation, &spot,
1171	XNForeground, fg, XNBackground, bg,
1172	//XNFontSet, R->TermWin.fontset,
1173	NULL);
1174	} else if (R->input_style & XIMPreeditArea) {
1175	rxvt_setColor(aR_ & fg, &bg);
1176
1177	/*
1178	* The necessary width of preedit area is unknown
1179	* until create input context.
1180	*/
1181	needed_rect.width = 0;
1182
1183	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1184
1185	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1186	XNForeground, fg, XNBackground, bg,
1187	//XNFontSet, R->TermWin.fontset,
1188	NULL);
1189	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1190	XNForeground, fg, XNBackground, bg,
1191	//XNFontSet, R->TermWin.fontset,
1192	NULL);
1193	}
1194	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1195	XNClientWindow, R->TermWin.parent[0],
1196	XNFocusWindow, R->TermWin.parent[0],
1197	XNDestroyCallback, &ximcallback,
1198	preedit_attr ? XNPreeditAttributes : NULL,
1199	preedit_attr,
1200	status_attr ? XNStatusAttributes : NULL,
1201	status_attr, NULL);
1202	if (preedit_attr)
1203	XFree(preedit_attr);
1204	if (status_attr)
1205	XFree(status_attr);
1206	if (R->Input_Context == NULL) {
1207	rxvt_print_error("failed to create input context");
1208	XCloseIM(xim);
1209	return False;
1210	}
1211	if (R->input_style & XIMPreeditArea)
1212	rxvt_IMSetStatusPosition(aR);
1213	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1214	return True;
1215	}	1539	}
1216		1540
1217	/* EXTPROTO */
1218	void	1541	void
1219	rxvt_IMSetStatusPosition(pR)	1542	rxvt_term::IMSetStatusPosition ()
1220	{	1543	{
1221	XRectangle preedit_rect, status_rect, *needed_rect;	1544	XRectangle preedit_rect, status_rect, *needed_rect;
1222	XVaNestedList preedit_attr, status_attr;	1545	XVaNestedList preedit_attr, status_attr;
1223		1546
1224	if (R->Input_Context == NULL	1547	if (Input_Context == NULL
1225	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1548	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1226	|| !rxvt_IMisRunning(aR))	1549	|| !IMisRunning ())
1227	return;	1550	return;
1228		1551
1229	/* Getting the necessary width of preedit area */	1552	/* Getting the necessary width of preedit area */
1230	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1553	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1231	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1554	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1232	XFree(status_attr);	1555	XFree (status_attr);
1233		1556
1234	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1557	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1235		1558
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1559	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1237	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1560	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1238		1561
1239	XSetICValues(R->Input_Context,	1562	XSetICValues (Input_Context,
1240	XNPreeditAttributes, preedit_attr,	1563	XNPreeditAttributes, preedit_attr,
1241	XNStatusAttributes, status_attr, NULL);	1564	XNStatusAttributes, status_attr, NULL);
1242		1565
1243	XFree(preedit_attr);	1566	XFree (preedit_attr);
1244	XFree(status_attr);	1567	XFree (status_attr);
1245	}	1568	}
1246	#endif /* USE_XIM */	1569	#endif /* USE_XIM */
1247		1570
1248	/*----------------------------------------------------------------------*/	1571	/*----------------------------------------------------------------------*/
1249	rxvt_t rxvt_current_term;	1572	rxvt_t rxvt_current_term;

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