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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.77 by root, Tue Aug 10 20:39:19 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.5 2003/11/25 15:44:38 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),
66	#endif	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
67	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	flush_ev (this, &rxvt_term::flush_cb),
		177	destroy_ev (this, &rxvt_term::destroy_cb),
		178	pty_ev (this, &rxvt_term::pty_cb),
		179	incr_ev (this, &rxvt_term::incr_cb)
68	{	180	{
69	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		182
		183	termlist.push_back (this);
70	}	184	}
71		185
72	rxvt_term::~rxvt_term ()	186	rxvt_term::~rxvt_term ()
73	{	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 USE_XIM
		207	im_destroy ();
		208	#endif
		209	#ifdef MENUBAR
		210	if (menubarGC) XFreeGC (display->display, menubarGC);
		211	#endif
		212	#ifdef XTERM_SCROLLBAR
		213	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		214	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		215	#endif
		216	#ifdef PLAIN_SCROLLBAR
		217	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		218	#endif
		219	#ifdef NEXT_SCROLLBAR
		220	if (blackGC) XFreeGC (display->display, blackGC);
		221	if (whiteGC) XFreeGC (display->display, whiteGC);
		222	if (grayGC) XFreeGC (display->display, grayGC);
		223	if (darkGC) XFreeGC (display->display, darkGC);
		224	if (stippleGC) XFreeGC (display->display, stippleGC);
		225	if (dimple) XFreePixmap (display->display, dimple);
		226	if (upArrow) XFreePixmap (display->display, upArrow);
		227	if (downArrow) XFreePixmap (display->display, downArrow);
		228	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		229	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		230	#endif
		231	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		232	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		233	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		234	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		235	#endif
		236	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		237
		238	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		239	delete menuBar.drawable;
		240	//if (menuBar.win)
		241	// XDestroyWindow (display->display, menuBar.win);
		242	#endif
		243	delete TermWin.drawable;
		244	// destroy all windows
		245	if (TermWin.parent[0])
		246	XDestroyWindow (display->display, TermWin.parent[0]);
		247	}
		248
		249	// TODO: free pixcolours, colours should become part of rxvt_display
		250
74	delete PixColors;	251	delete PixColorsFocused;
		252	#ifdef OFF_FOCUS_FADING
		253	delete PixColorsUnFocused;
		254	#endif
		255
		256	displays.put (display);
		257
		258	scr_release ();
		259
		260	/* clear all resources */
		261	for (int i = 0; i < allocated.size (); i++)
		262	free (allocated[i]);
		263
		264	free (selection.text);
		265	// TODO: manage env vars in child only(!)
		266	free (env_windowid);
		267	free (env_display);
		268	free (env_term);
		269	free (env_colorfgbg);
		270	free (locale);
		271	#if 0
		272	free (codeset);
		273	#endif
		274
		275	delete envv;
		276	delete argv;
		277	}
		278
		279	void
		280	rxvt_term::destroy ()
		281	{
		282	if (destroy_ev.active)
		283	return;
		284
		285	if (display)
		286	{
		287	#ifdef USE_XIM
		288	im_ev.stop (display);
		289	#endif
		290	#ifdef HAVE_SCROLLBARS
		291	scrollbar_ev.stop (display);
		292	#endif
		293	#ifdef MENUBAR
		294	menubar_ev.stop (display);
		295	#endif
		296	rootwin_ev.stop (display);
		297	termwin_ev.stop (display);
		298	vt_ev.stop (display);
		299	}
		300
		301	check_ev.stop ();
		302	pty_ev.stop ();
		303	#ifdef CURSOR_BLINK
		304	cursor_blink_ev.stop ();
		305	#endif
		306	#ifdef TEXT_BLINK
		307	text_blink_ev.stop ();
		308	#endif
		309	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		310	cont_scroll_ev.stop ();
		311	#endif
		312	#ifdef SELECTION_SCROLLING
		313	sel_scroll_ev.stop ();
		314	#endif
		315	#ifdef POINTER_BLANK
		316	pointer_ev.stop ();
		317	#endif
		318
		319	destroy_ev.start (0);
		320	}
		321
		322	void
		323	rxvt_term::destroy_cb (time_watcher &w)
		324	{
		325	SET_R (this);
		326
		327	delete this;
75	}	328	}
76		329
77	/*----------------------------------------------------------------------*/	330	/*----------------------------------------------------------------------*/
78	/* rxvt_init() */	331	/* rxvt_init () */
79	/* LIBPROTO */
80	rxvt_t
81	rxvt_init(int argc, const char *const *argv)
82	{
83	SET_R(new rxvt_term);
84	dR;
85
86	if (!R->init_vars () || !R->init (argc, argv))
87	{
88	delete R;
89	return NULL;
90	}
91
92	return R;
93	}
94
95	bool	332	bool
96	rxvt_term::init (int argc, const char *const *argv)	333	rxvt_term::init (int argc, const char *const *argv)
97	{	334	{
98	dR;//TODO (scrollbar, setidle)	335	SET_R (this);
		336
		337	if (!init_vars ())
		338	return false;
99		339
100	/*	340	/*
101	* Save and then give up any super-user privileges	341	* Save and then give up any super-user privileges
102	* If we need privileges in any area then we must specifically request it.	342	* If we need privileges in any area then we must specifically request it.
103	* We should only need to be root in these cases:	343	* We should only need to be root in these cases:
104	* 1. write utmp entries on some systems	344	* 1. write utmp entries on some systems
105	* 2. chown tty on some systems	345	* 2. chown tty on some systems
106	*/	346	*/
107	rxvt_privileges (this, SAVE);	347	privileges (SAVE);
108	rxvt_privileges (this, IGNORE);	348	privileges (IGNORE);
109		349
110	rxvt_init_secondary (this);	350	init_secondary ();
111		351
112	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	352	const char **cmd_argv = init_resources (argc, argv);
113		353
		354	set_locale ("");
		355
114	#if (MENUBAR_MAX)	356	#if MENUBAR_MAX
115	rxvt_menubar_read (this, rs[Rs_menu]);	357	menubar_read (rs[Rs_menu]);
116	#endif	358	#endif
117	#ifdef HAVE_SCROLLBARS	359	#ifdef HAVE_SCROLLBARS
118	if (Options & Opt_scrollBar)	360	if (Options & Opt_scrollBar)
119	scrollbar_setIdle (); /* set existence for size calculations */	361	scrollBar.setIdle (); /* set existence for size calculations */
120	#endif	362	#endif
121		363
122	rxvt_Create_Windows (this, argc, argv);	364	create_windows (argc, argv);
123		365
124	rxvt_init_xlocale (this);	366	init_xlocale ();
125		367
126	rxvt_scr_reset (this); /* initialize screen */	368	scr_reset (); /* initialize screen */
127	#ifdef RXVT_GRAPHICS
128	rxvt_Gr_reset (this); /* reset graphics */
129	#endif
130		369
131	#if 0	370	#if 0
132	#ifdef DEBUG_X
133	XSynchronize(Xdisplay, True);	371	XSynchronize (display->display, True);
134	XSetErrorHandler((XErrorHandler) abort);
135	#else
136	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
137	#endif
138	#endif	372	#endif
139		373
140	#ifdef HAVE_SCROLLBARS	374	#ifdef HAVE_SCROLLBARS
141	if (Options & Opt_scrollBar)	375	if (Options & Opt_scrollBar)
142	rxvt_Resize_scrollBar (this); /* create and map scrollbar */	376	resize_scrollbar (); /* create and map scrollbar */
143	#endif	377	#endif
144	#if (MENUBAR_MAX)	378	#if (MENUBAR_MAX)
145	if (menubar_visible(r))	379	if (menubar_visible ())
146	XMapWindow (Xdisplay, menuBar.win);	380	XMapWindow (display->display, menuBar.win);
147	#endif	381	#endif
148	#ifdef TRANSPARENT	382	#ifdef TRANSPARENT
149	if (Options & Opt_transparent)	383	if (Options & Opt_transparent)
150	{	384	{
151	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);	385	XSelectInput (display->display, display->root, PropertyChangeMask);
152	rxvt_check_our_parents (this);	386	check_our_parents ();
153	}	387	}
154	#endif	388	#endif
		389
		390	rootwin_ev.start (display, display->root);
		391
155	XMapWindow (Xdisplay, TermWin.vt);	392	XMapWindow (display->display, TermWin.vt);
156	XMapWindow (Xdisplay, TermWin.parent[0]);	393	XMapWindow (display->display, TermWin.parent[0]);
157		394
158	rxvt_init_env (this);
159	rxvt_init_command (this, cmd_argv);	395	init_command (cmd_argv);
160		396
161	x_ev.start (Xfd, EVENT_READ);
162	pty_ev.start (cmd_fd, EVENT_READ);	397	pty_ev.start (cmd_fd, EVENT_READ);
163		398
		399	check_ev.start ();
		400
164	return true;	401	return true;
		402	}
		403
		404	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		405
		406	void
		407	rxvt_init_signals ()
		408	{
		409	/* install exit handler for cleanup */
		410	#if 0
		411	#ifdef HAVE_ATEXIT
		412	atexit (rxvt_clean_exit);
		413	#else
		414	#endif
		415	#endif
		416
		417	struct sigaction sa;
		418
		419	sigfillset (&sa.sa_mask);
		420	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		421	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		422	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		423	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		424	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		425	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		426	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		427
		428	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		429	/* signal (SIGURG, SIG_DFL); */
		430
		431	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		432	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
165	}	433	}
166		434
167	/* ------------------------------------------------------------------------- *	435	/* ------------------------------------------------------------------------- *
168	* SIGNAL HANDLING & EXIT HANDLER *	436	* SIGNAL HANDLING & EXIT HANDLER *
169	* ------------------------------------------------------------------------- */	437	* ------------------------------------------------------------------------- */
170	/*	438	/*
171	* Catch a SIGCHLD signal and exit if the direct child has died	439	* Catch a SIGCHLD signal and exit if the direct child has died
172	*/	440	*/
		441
		442	void rxvt_term::child_exited (int pid)
		443	{
		444	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		445	if (pid == (*t)->cmd_pid)
		446	{
		447	(*t)->destroy ();
		448	break;
		449	}
		450	}
		451
173	/* ARGSUSED */	452	/* ARGSUSED */
174	/* EXTPROTO */	453	/* EXTPROTO */
175	RETSIGTYPE	454	RETSIGTYPE
176	rxvt_Child_signal(int sig __attribute__ ((unused)))	455	rxvt_Child_signal (int sig __attribute__ ((unused)))
177	{	456	{
178	dR;
179	int pid, save_errno = errno;	457	int pid, save_errno = errno;
180		458
181	do {	459	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
182	errno = 0;	460	rxvt_term::child_exited (pid);
183	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
184		461
185	if (pid == R->cmd_pid)
186	exit(EXIT_SUCCESS);
187
188	errno = save_errno;	462	errno = save_errno;
189	signal(SIGCHLD, rxvt_Child_signal);
190	}	463	}
191		464
192	/*	465	/*
193	* Catch a fatal signal and tidy up before quitting	466	* Catch a fatal signal and tidy up before quitting
194	*/	467	*/
195	/* EXTPROTO */	468	/* EXTPROTO */
196	RETSIGTYPE	469	RETSIGTYPE
197	rxvt_Exit_signal(int sig)	470	rxvt_Exit_signal (int sig)
198	{	471	{
199	signal(sig, SIG_DFL);	472	signal (sig, SIG_DFL);
200	#ifdef DEBUG_CMD	473	#ifdef DEBUG_CMD
201	rxvt_print_error("signal %d", sig);	474	rxvt_warn ("caught signal %d, exiting.\n", sig);
202	#endif	475	#endif
203	rxvt_clean_exit();	476	rxvt_clean_exit ();
204	kill(getpid(), sig);	477	kill (getpid (), sig);
205	}	478	}
206		479
207	/* ARGSUSED */
208	/* INTPROTO */	480	/* INTPROTO */
209	int	481	int
210	rxvt_xerror_handler(const Display * display	482	rxvt_xerror_handler (Display *display, XErrorEvent *event)
211	__attribute__ ((unused)), const XErrorEvent * event)
212	{	483	{
213	dR;
214
215	if (R->allowedxerror == -1) {	484	if (GET_R->allowedxerror == -1)
216	R->allowedxerror = event->error_code;	485	GET_R->allowedxerror = event->error_code;
217	return 0; /* ignored anyway */	486	else
218	}	487	{
219	rxvt_print_error("XError: Request: %d . %d, Error: %d",	488	old_xerror_handler (display, event);
220	event->request_code, event->minor_code,	489	GET_R->destroy ();
221	event->error_code);	490	}
222	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	491
223	exit(EXIT_FAILURE);	492	return 0;
224	/* NOTREACHED */
225	}	493	}
226		494
227	/*----------------------------------------------------------------------*/	495	/*----------------------------------------------------------------------*/
228	/*	496	/*
229	* Exit gracefully, clearing the utmp entry and restoring tty attributes	497	* Exit gracefully, clearing the utmp entry and restoring tty attributes
230	* TODO: if debugging, this should free up any known resources if we can	498	* TODO: if debugging, this should free up any known resources if we can
231	*/	499	*/
232	/* EXTPROTO */	500	/* EXTPROTO */
233	void	501	void
234	rxvt_clean_exit(void)	502	rxvt_clean_exit ()
235	{	503	{
236	dR;	504	// TODO: rxvtd should clean up all ressources
237		505	if (GET_R)
238	#ifdef DEBUG_SCREEN	506	GET_R->destroy ();
239	rxvt_scr_release(aR);
240	#endif
241	#ifndef NO_SETOWNER_TTYDEV
242	rxvt_privileged_ttydev(aR_ RESTORE);
243	#endif
244	#ifdef UTMP_SUPPORT
245	rxvt_privileged_utmp(aR_ RESTORE);
246	#endif
247	#ifdef USE_XIM
248	if (R->Input_Context != NULL) {
249	XDestroyIC(R->Input_Context);
250	R->Input_Context = NULL;
251	}
252	#endif
253	}	507	}
254		508
255	/* ------------------------------------------------------------------------- *	509	/* ------------------------------------------------------------------------- *
256	* MEMORY ALLOCATION WRAPPERS *	510	* MEMORY ALLOCATION WRAPPERS *
257	* ------------------------------------------------------------------------- */	511	* ------------------------------------------------------------------------- */
258	/* EXTPROTO */	512	/* EXTPROTO */
259	void *	513	void *
260	rxvt_malloc(size_t size)	514	rxvt_malloc (size_t size)
261	{	515	{
262	void *p;	516	void *p;
263		517
264	p = malloc(size);	518	p = malloc (size);
265	if (p)	519	if (p)
266	return p;	520	return p;
267		521
268	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	522	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
269	rxvt_clean_exit();	523	rxvt_clean_exit ();
270	exit(EXIT_FAILURE);	524	exit (EXIT_FAILURE);
271	/* NOTREACHED */	525	/* NOTREACHED */
272	}	526	}
273		527
274	/* EXTPROTO */	528	/* EXTPROTO */
275	void *	529	void *
276	rxvt_calloc(size_t number, size_t size)	530	rxvt_calloc (size_t number, size_t size)
277	{	531	{
278	void *p;	532	void *p;
279		533
280	p = calloc(number, size);	534	p = calloc (number, size);
281	if (p)	535	if (p)
282	return p;	536	return p;
283		537
284	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	538	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
285	rxvt_clean_exit();	539	rxvt_clean_exit ();
286	exit(EXIT_FAILURE);	540	exit (EXIT_FAILURE);
287	/* NOTREACHED */	541	/* NOTREACHED */
288	}	542	}
289		543
290	/* EXTPROTO */	544	/* EXTPROTO */
291	void *	545	void *
292	rxvt_realloc(void *ptr, size_t size)	546	rxvt_realloc (void *ptr, size_t size)
293	{	547	{
294	void *p;	548	void *p;
295		549
296	if (ptr)	550	if (ptr)
297	p = realloc(ptr, size);	551	p = realloc (ptr, size);
298	else	552	else
299	p = malloc(size);	553	p = malloc (size);
300	if (p)	554	if (p)
301	return p;	555	return p;
302		556
303	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	557	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
304	rxvt_clean_exit();	558	rxvt_clean_exit ();
305	exit(EXIT_FAILURE);	559	exit (EXIT_FAILURE);
306	/* NOTREACHED */	560	/* NOTREACHED */
307	}	561	}
308		562
309	/* ------------------------------------------------------------------------- *	563	/* ------------------------------------------------------------------------- *
310	* PRIVILEGED OPERATIONS *	564	* PRIVILEGED OPERATIONS *
311	* ------------------------------------------------------------------------- */	565	* ------------------------------------------------------------------------- */
312	/* take care of suid/sgid super-user (root) privileges */	566	/* take care of suid/sgid super-user (root) privileges */
313	/* INTPROTO */
314	void	567	void
315	rxvt_privileges(pR_ int mode)	568	rxvt_term::privileges (int mode)
316	{	569	{
317	#if ! defined(__CYGWIN32__)	570	#if ! defined(__CYGWIN32__)
318	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	571	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319	/* setreuid() is the poor man's setuid(), seteuid() */	572	/* setreuid () is the poor man's setuid (), seteuid () */
320	# define seteuid(a) setreuid(-1, (a))	573	# define seteuid(a) setreuid(-1, (a))
321	# define setegid(a) setregid(-1, (a))	574	# define setegid(a) setregid(-1, (a))
322	# define HAVE_SETEUID	575	# define HAVE_SETEUID
323	# endif	576	# endif
324	# ifdef HAVE_SETEUID	577	# ifdef HAVE_SETEUID
325	switch (mode) {	578	switch (mode)
		579	{
326	case IGNORE:	580	case IGNORE:
327	/*	581	/*
328	* change effective uid/gid - not real uid/gid - so we can switch	582	* change effective uid/gid - not real uid/gid - so we can switch
329	* back to root later, as required	583	* back to root later, as required
330	*/	584	*/
331	seteuid(getuid());	585	seteuid (getuid ());
332	setegid(getgid());	586	setegid (getgid ());
333	break;	587	break;
334	case SAVE:	588	case SAVE:
335	R->euid = geteuid();	589	euid = geteuid ();
336	R->egid = getegid();	590	egid = getegid ();
337	break;	591	break;
338	case RESTORE:	592	case RESTORE:
339	seteuid(R->euid);	593	seteuid (euid);
340	setegid(R->egid);	594	setegid (egid);
341	break;	595	break;
342	}	596	}
343	# else	597	# else
344	switch (mode) {	598	switch (mode)
		599	{
345	case IGNORE:	600	case IGNORE:
346	setuid(getuid());	601	setuid (getuid ());
347	setgid(getgid());	602	setgid (getgid ());
348	/* FALLTHROUGH */	603	/* FALLTHROUGH */
349	case SAVE:	604	case SAVE:
350	/* FALLTHROUGH */	605	/* FALLTHROUGH */
351	case RESTORE:	606	case RESTORE:
352	break;	607	break;
353	}	608	}
354	# endif	609	# endif
355	#endif	610	#endif
356	}	611	}
357		612
358	#ifdef UTMP_SUPPORT	613	#ifdef UTMP_SUPPORT
359	/* EXTPROTO */
360	void	614	void
361	rxvt_privileged_utmp(pR_ char action)	615	rxvt_term::privileged_utmp (char action)
362	{	616	{
363	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	617	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
364	action, R->next_utmp_action, getpid()));	618	action, next_utmp_action, getpid ()));
365	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	619	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
366	|| (R->Options & Opt_utmpInhibit)	620	|| (Options & Opt_utmpInhibit)
367	|| R->ttydev == NULL || *R->ttydev == '\0')	621	|| ttydev == NULL || *ttydev == '\0')
368	return;	622	return;
369		623
370	rxvt_privileges(aR_ RESTORE);	624	privileges (RESTORE);
371	if (action == SAVE) {	625	if (action == SAVE)
		626	{
372	R->next_utmp_action = RESTORE;	627	next_utmp_action = RESTORE;
373	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	628	makeutent (ttydev, rs[Rs_display_name]);
		629	}
		630	else
374	} else { /* action == RESTORE */	631	{ /* action == RESTORE */
375	R->next_utmp_action = IGNORE;	632	next_utmp_action = IGNORE;
376	rxvt_cleanutent(aR);	633	cleanutent ();
377	}	634	}
378	rxvt_privileges(aR_ IGNORE);	635	privileges (IGNORE);
379	}	636	}
380	#endif	637	#endif
381		638
382	#ifndef NO_SETOWNER_TTYDEV	639	#ifndef NO_SETOWNER_TTYDEV
383	/* EXTPROTO */
384	void	640	void
385	rxvt_privileged_ttydev(pR_ char action)	641	rxvt_term::privileged_ttydev (char action)
386	{	642	{
387	D_MAIN((stderr,	643	D_MAIN ((stderr,
388	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	644	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
389	action, R->next_tty_action, getpid()));	645	action, next_tty_action, getpid ()));
390	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	646	if (next_tty_action != action || (action != SAVE && action != RESTORE)
391	|| R->ttydev == NULL || *R->ttydev == '\0')	647	|| ttydev == NULL || *ttydev == '\0')
392	return;	648	return;
393		649
394	rxvt_privileges(aR_ RESTORE);	650	privileges (RESTORE);
395		651
396	if (action == SAVE) {	652	if (action == SAVE)
		653	{
397	R->next_tty_action = RESTORE;	654	next_tty_action = RESTORE;
398	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	655	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	656	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
400	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	657	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
401	R->next_tty_action = IGNORE;	658	next_tty_action = IGNORE;
402	else	659	else
403	# endif	660	# endif
		661
404	{	662	{
405	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	663	chown (ttydev, getuid (), ttygid); /* fail silently */
406	chmod(R->ttydev, R->ttymode);	664	chmod (ttydev, ttymode);
407	# ifdef HAVE_REVOKE	665	# ifdef HAVE_REVOKE
408	revoke(R->ttydev);	666	revoke (ttydev);
409	# endif	667	# endif
		668
410	}	669	}
		670	}
		671	else
411	} else { /* action == RESTORE */	672	{ /* action == RESTORE */
412	R->next_tty_action = IGNORE;	673	next_tty_action = IGNORE;
413	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	674	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414	chmod(R->ttydev, R->ttyfd_stat.st_mode);	675	chmod (ttydev, ttyfd_stat.st_mode);
415	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	676	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
416	# else	677	# else
417	chmod(R->ttydev,	678	chmod (ttydev,
418	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	679	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419	chown(R->ttydev, 0, 0);	680	chown (ttydev, 0, 0);
420	# endif	681	# endif
421	}
422		682
		683	}
		684
423	rxvt_privileges(aR_ IGNORE);	685	privileges (IGNORE);
424		686
425	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	687	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	688	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427	action == RESTORE ? "Restoring" : (action ==	689	action == RESTORE ? "Restoring" : (action ==
428	SAVE ? "Saving" :	690	SAVE ? "Saving" :
429	"UNKNOWN ERROR for"), R->ttydev,	691	"UNKNOWN ERROR for"), ttydev,
430	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	692	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
431	R->ttyfd_stat.st_gid));	693	ttyfd_stat.st_gid));
432	# endif	694	# endif
433	}	695	}
434	#endif	696	#endif
435		697
436	/*----------------------------------------------------------------------*/	698	/*----------------------------------------------------------------------*/
437	/*	699	/*
438	* window size/position calculcations for XSizeHint and other storage.	700	* window size/position calculcations for XSizeHint and other storage.
439	* if width/height are non-zero then override calculated width/height	701	* if width/height are non-zero then override calculated width/height
440	*/	702	*/
441	/* EXTPROTO */
442	void	703	void
443	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	704	rxvt_term::window_calc (unsigned int width, unsigned int height)
444	{	705	{
445	short recalc_x, recalc_y;	706	short recalc_x, recalc_y;
446	int x, y, sb_w, mb_h, flags;	707	int x, y, sb_w, mb_h, flags;
447	unsigned int w, h;	708	unsigned int w, h;
448	unsigned int max_width, max_height;	709	unsigned int max_width, max_height;
449		710
450	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	711	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	712	TermWin.ncol, TermWin.nrow, szHint.width,
452	R->szHint.height));	713	szHint.height));
453	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	714	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454	R->szHint.win_gravity = NorthWestGravity;	715	szHint.win_gravity = NorthWestGravity;
455	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	716	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456		717
457	recalc_x = recalc_y = 0;	718	recalc_x = recalc_y = 0;
458	flags = 0;	719	flags = 0;
459	if (!R->parsed_geometry) {	720	if (!parsed_geometry)
		721	{
460	R->parsed_geometry = 1;	722	parsed_geometry = 1;
461	if (R->rs[Rs_geometry])	723	if (rs[Rs_geometry])
462	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	724	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
463	if (flags & WidthValue) {	725	if (flags & WidthValue)
		726	{
464	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	727	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
465	R->szHint.flags |= USSize;	728	szHint.flags |= USSize;
466	}	729	}
467	if (flags & HeightValue) {	730	if (flags & HeightValue)
		731	{
468	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	732	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
469	R->szHint.flags |= USSize;	733	szHint.flags |= USSize;
470	}	734	}
471	if (flags & XValue) {	735	if (flags & XValue)
		736	{
472	R->szHint.x = x;	737	szHint.x = x;
473	R->szHint.flags |= USPosition;	738	szHint.flags |= USPosition;
474	if (flags & XNegative) {	739	if (flags & XNegative)
		740	{
475	recalc_x = 1;	741	recalc_x = 1;
476	R->szHint.win_gravity = NorthEastGravity;	742	szHint.win_gravity = NorthEastGravity;
477	}	743	}
478	}	744	}
479	if (flags & YValue) {	745	if (flags & YValue)
		746	{
480	R->szHint.y = y;	747	szHint.y = y;
481	R->szHint.flags |= USPosition;	748	szHint.flags |= USPosition;
482	if (flags & YNegative) {	749	if (flags & YNegative)
		750	{
483	recalc_y = 1;	751	recalc_y = 1;
484	if (R->szHint.win_gravity == NorthEastGravity)	752	if (szHint.win_gravity == NorthEastGravity)
485	R->szHint.win_gravity = SouthEastGravity;	753	szHint.win_gravity = SouthEastGravity;
486	else	754	else
487	R->szHint.win_gravity = SouthWestGravity;	755	szHint.win_gravity = SouthWestGravity;
488	}	756	}
489	}	757	}
490	}	758	}
		759
491	/* TODO: BOUNDS */	760	/* TODO: BOUNDS */
492	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	761	TermWin.width = TermWin.ncol * TermWin.fwidth;
493	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	762	TermWin.height = TermWin.nrow * TermWin.fheight;
494	max_width = MAX_COLS * R->TermWin.fwidth;	763	max_width = MAX_COLS * TermWin.fwidth;
495	max_height = MAX_ROWS * R->TermWin.fheight;	764	max_height = MAX_ROWS * TermWin.fheight;
496		765
497	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	766	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
498		767
499	sb_w = mb_h = 0;	768	sb_w = mb_h = 0;
500	R->window_vt_x = R->window_vt_y = 0;	769	window_vt_x = window_vt_y = TermWin.int_bwidth;
		770
501	if (scrollbar_visible(R)) {	771	if (scrollbar_visible ())
		772	{
502	sb_w = scrollbar_TotalWidth();	773	sb_w = scrollbar_TotalWidth ();
503	R->szHint.base_width += sb_w;	774	szHint.base_width += sb_w;
504	if (!(R->Options & Opt_scrollBar_right))	775	if (!(Options & Opt_scrollBar_right))
505	R->window_vt_x = sb_w;	776	window_vt_x += sb_w;
506	}	777	}
		778
507	if (menubar_visible(R)) {	779	if (menubar_visible ())
		780	{
508	mb_h = menuBar_TotalHeight();	781	mb_h = menuBar_TotalHeight ();
509	R->szHint.base_height += mb_h;	782	szHint.base_height += mb_h;
510	R->window_vt_y = mb_h;	783	window_vt_y += mb_h;
511	}	784	}
		785
512	R->szHint.width_inc = R->TermWin.fwidth;	786	szHint.width_inc = TermWin.fwidth;
513	R->szHint.height_inc = R->TermWin.fheight;	787	szHint.height_inc = TermWin.fheight;
514	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	788	szHint.min_width = szHint.base_width + szHint.width_inc;
515	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	789	szHint.min_height = szHint.base_height + szHint.height_inc;
516		790
517	if (width && width - R->szHint.base_width < max_width) {	791	if (width && width - szHint.base_width < max_width)
		792	{
518	R->szHint.width = width;	793	szHint.width = width;
519	R->TermWin.width = width - R->szHint.base_width;	794	TermWin.width = width - szHint.base_width;
520	} else {	795	}
		796	else
		797	{
521	MIN_IT(R->TermWin.width, max_width);	798	MIN_IT (TermWin.width, max_width);
522	R->szHint.width = R->szHint.base_width + R->TermWin.width;	799	szHint.width = szHint.base_width + TermWin.width;
523	}	800	}
		801
524	if (height && height - R->szHint.base_height < max_height) {	802	if (height && height - szHint.base_height < max_height)
		803	{
525	R->szHint.height = height;	804	szHint.height = height;
526	R->TermWin.height = height - R->szHint.base_height;	805	TermWin.height = height - szHint.base_height;
527	} else {	806	}
		807	else
		808	{
528	MIN_IT(R->TermWin.height, max_height);	809	MIN_IT (TermWin.height, max_height);
529	R->szHint.height = R->szHint.base_height + R->TermWin.height;	810	szHint.height = szHint.base_height + TermWin.height;
530	}	811	}
		812
531	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	813	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
532	R->window_sb_x = R->szHint.width - sb_w;	814	window_sb_x = szHint.width - sb_w;
533		815
534	if (recalc_x)	816	if (recalc_x)
535	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	817	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
536	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	818	- szHint.width - 2 * TermWin.ext_bwidth);
537	if (recalc_y)	819	if (recalc_y)
538	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	820	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
539	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	821	- szHint.height - 2 * TermWin.ext_bwidth);
540		822
541	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	823	TermWin.ncol = TermWin.width / TermWin.fwidth;
542	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	824	TermWin.nrow = TermWin.height / TermWin.fheight;
543	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	825	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	826	TermWin.ncol, TermWin.nrow, szHint.width,
545	R->szHint.height));	827	szHint.height));
546	return;	828	return;
547	}	829	}
548		830
549	/*----------------------------------------------------------------------*/	831	/*----------------------------------------------------------------------*/
550	/*	832	/*
551	* Tell the teletype handler what size the window is.	833	* Tell the teletype handler what size the window is.
552	* Called after a window size change.	834	* Called after a window size change.
553	*/	835	*/
554	/* EXTPROTO */
555	void	836	void
556	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	837	rxvt_term::tt_winch ()
557	{	838	{
558	struct winsize ws;	839	struct winsize ws;
559		840
560	if (fd < 0)	841	if (cmd_fd < 0)
561	return;	842	return;
		843
562	ws.ws_col = col;	844	ws.ws_col = TermWin.ncol;
563	ws.ws_row = row;	845	ws.ws_row = TermWin.nrow;
564	ws.ws_xpixel = ws.ws_ypixel = 0;	846	ws.ws_xpixel = ws.ws_ypixel = 0;
565	#ifndef DEBUG_SIZE	847	#ifndef DEBUG_SIZE
566	(void)ioctl(fd, TIOCSWINSZ, &ws);	848	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
567	#else	849	#else
568	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	850	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
569	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	851	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
570	}
571	# ifdef SIGWINCH	852	# ifdef SIGWINCH
572	else if (pid) /* force through to the command */	853	else if (cmd_pid) /* force through to the command */
573	kill(pid, SIGWINCH);	854	kill (cmd_pid, SIGWINCH);
574	# endif	855	# endif
575	#endif	856	#endif
576	}	857	}
577		858
578	/*----------------------------------------------------------------------*/	859	/*----------------------------------------------------------------------*/
579	/* rxvt_change_font() - Switch to a new font */	860	/* rxvt_change_font () - Switch to a new font */
580	/*	861	/*
581	* init = 1 - initialize	862	* init = 1 - initialize
582	*	863	*
583	* fontname == FONT_UP - switch to bigger font	864	* fontname == FONT_UP - switch to bigger font
584	* fontname == FONT_DN - switch to smaller font	865	* fontname == FONT_DN - switch to smaller font
585	*/	866	*/
586	/* EXTPROTO */	867	bool
587	void
588	rxvt_change_font(pR_ int init, const char *fontname)	868	rxvt_term::change_font (const char *fontname)
589	{	869	{
590	}	870	if (fontname == FONT_UP)
		871	{
		872	// TODO
		873	}
		874	else if (fontname == FONT_DN)
		875	{
		876	// TODO
		877	}
		878	else
		879	{
		880	rxvt_fontset *fs = new rxvt_fontset (this);
591		881
592	/* INTPROTO */	882	if (fs && fs->populate (fontname ? fontname : "fixed"))
593	void	883	{
		884	delete TermWin.fontset;
		885	TermWin.fontset = fs;
		886	TermWin.fwidth = fs->base_font ()->width;
		887	TermWin.fheight = fs->base_font ()->height;
		888	TermWin.fbase = fs->base_font ()->ascent;
		889
		890	if (TermWin.parent[0])
		891	{
		892	resize_all_windows (0, 0, 0);
		893	scr_remap_chars ();
		894	scr_touch (true);
		895	}
		896
		897	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
		898	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
		899
		900	return true;
		901	}
		902	}
		903
		904	return false;
		905	}
		906
		907	bool
594	rxvt_font_up_down(pR_ int n, int direction)	908	rxvt_term::font_up_down (int n, int direction)
595	{	909	{
		910	return false;
596	}	911	}
597		912
598	/*----------------------------------------------------------------------*/	913	/*----------------------------------------------------------------------*/
599	/*----------------------------------------------------------------------*/	914	/*----------------------------------------------------------------------*/
600	/* xterm sequences - title, iconName, color (exptl) */	915	/* xterm sequences - title, iconName, color (exptl) */
601	/* EXTPROTO */
602	void	916	void
603	rxvt_set_title(pR_ const char *str)	917	rxvt_term::set_title (const char *str)
604	{	918	{
605	#ifndef SMART_WINDOW_TITLE	919	#ifdef SMART_WINDOW_TITLE
		920	char *name;
		921
		922	if (!XFetchName (display->display, TermWin.parent[0], &name))
		923	name = NULL;
		924
		925	if (name == NULL || STRCMP (name, str))
		926	#endif
606	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	927	XStoreName (display->display, TermWin.parent[0], str);
		928
		929	#ifdef SMART_WINDOW_TITLE
		930	if (name)
		931	XFree (name);
		932	#endif
		933	}
		934
		935	void
		936	rxvt_term::set_icon_name (const char *str)
		937	{
		938	#ifdef SMART_WINDOW_TITLE
		939	char *name;
		940
		941	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		942	name = NULL;
		943
		944	if (name == NULL || STRCMP (name, str))
		945	#endif
		946	XSetIconName (display->display, TermWin.parent[0], str);
		947
		948	#ifdef SMART_WINDOW_TITLE
		949	if (name)
		950	XFree (name);
		951	#endif
		952	}
		953
		954	#ifdef XTERM_COLOR_CHANGE
		955	void
		956	rxvt_term::set_window_color (int idx, const char *color)
		957	{
		958	rxvt_color xcol;
		959	int i;
		960
		961	if (color == NULL || *color == '\0')
		962	return;
		963
		964	/* handle color aliases */
		965	if (isdigit (*color))
		966	{
		967	i = atoi (color);
		968	if (i >= 8 && i <= 15)
		969	{ /* bright colors */
		970	i -= 8;
		971	# ifndef NO_BRIGHTCOLOR
		972	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];
		973	SET_PIXCOLOR (idx);
		974	goto Done;
		975	# endif
		976
		977	}
		978	if (i >= 0 && i <= 7)
		979	{ /* normal colors */
		980	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];
		981	SET_PIXCOLOR (idx);
		982	goto Done;
		983	}
		984	}
		985
		986	if (!rXParseAllocColor (& xcol, color))
		987	return;
		988
		989	/* XStoreColor (display->display, display->cmap, XColor*); */
		990
		991	/*
		992	* FIXME: should free colors here, but no idea how to do it so instead,
		993	* so just keep gobbling up the colormap
		994	*/
		995	# if 0
		996	for (i = Color_Black; i <= Color_White; i++)
		997	if (PixColors[idx] == PixColors[i])
		998	break;
		999	if (i > Color_White)
		1000	{
		1001	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		1002	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
		1003	DisplayPlanes (display->display, display->screen));
		1004	}
		1005	# endif
		1006
		1007	PixColorsFocused[idx] = xcol;
		1008	SET_PIXCOLOR (idx);
		1009
		1010	/* XSetWindowAttributes attr; */
		1011	/* Cursor cursor; */
		1012	Done:
		1013	#ifdef OFF_FOCUS_FADING
		1014	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
		1015	#endif
		1016	if (idx == Color_bg && ! (Options & Opt_transparent))
		1017	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
		1018
		1019	/* handle Color_BD, scrollbar background, etc. */
		1020
		1021	set_colorfgbg ();
		1022	recolour_cursor ();
		1023	scr_touch (true);
		1024	}
		1025
607	#else	1026	#else
608	char *name;
609
610	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
611	name = NULL;
612	if (name == NULL || STRCMP(name, str))
613	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
614	if (name)
615	XFree(name);
616	#endif
617	}
618
619	/* EXTPROTO */
620	void
621	rxvt_set_iconName(pR_ const char *str)
622	{
623	#ifndef SMART_WINDOW_TITLE
624	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
625	#else
626	char *name;
627
628	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
629	name = NULL;
630	if (name == NULL || STRCMP(name, str))
631	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
632	if (name)
633	XFree(name);
634	#endif
635	}
636
637	#ifdef XTERM_COLOR_CHANGE
638	/* EXTPROTO */
639	void
640	rxvt_set_window_color(pR_ int idx, const char *color)
641	{
642	rxvt_color xcol;
643	int i;
644
645	if (color == NULL || *color == '\0')
646	return;
647
648	/* handle color aliases */
649	if (isdigit(*color)) {
650	i = atoi(color);
651	if (i >= 8 && i <= 15) { /* bright colors */
652	i -= 8;
653	# ifndef NO_BRIGHTCOLOR
654	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
655	SET_PIXCOLOR(R, idx);
656	goto Done;
657	# endif
658	}
659	if (i >= 0 && i <= 7) { /* normal colors */
660	R->PixColors[idx] = R->PixColors[minCOLOR + i];
661	SET_PIXCOLOR(R, idx);
662	goto Done;
663	}
664	}
665	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
666	return;
667	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
668
669	/*
670	* FIXME: should free colors here, but no idea how to do it so instead,
671	* so just keep gobbling up the colormap
672	*/
673	# if 0
674	for (i = Color_Black; i <= Color_White; i++)
675	if (R->PixColors[idx] == R->PixColors[i])
676	break;
677	if (i > Color_White) {
678	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
679	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
680	DisplayPlanes(R->Xdisplay, Xscreen));
681	}
682	# endif
683
684	R->PixColors[idx] = xcol;
685	SET_PIXCOLOR(R, idx);
686
687	/* XSetWindowAttributes attr; */
688	/* Cursor cursor; */
689	Done:
690	if (idx == Color_bg && !(R->Options & Opt_transparent))
691	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
692	R->PixColors[Color_bg]);
693
694	/* handle Color_BD, scrollbar background, etc. */
695
696	rxvt_set_colorfgbg(aR);
697	rxvt_recolour_cursor(aR);
698	/* the only reasonable way to enforce a clean update */
699	rxvt_scr_poweron(aR);
700	}
701
702	#else
703	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1027	# define set_window_color (idx,color) ((void)0)
704	#endif /* XTERM_COLOR_CHANGE */	1028	#endif /* XTERM_COLOR_CHANGE */
705		1029
706	/* EXTPROTO */
707	void	1030	void
708	rxvt_recolour_cursor(pR)	1031	rxvt_term::recolour_cursor ()
709	{	1032	{
710	rxvt_color xcol[2];	1033	XColor xcol[2];
711		1034
712	#if TODO	1035	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];
713	xcol[0] = R->PixColors[Color_pointer];	1036	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];
714	xcol[1] = R->PixColors[Color_bg];	1037	XQueryColors (display->display, display->cmap, xcol, 2);
715	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);
716	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1038	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
717	#endif
718	}	1039	}
719		1040
720	/*----------------------------------------------------------------------*/	1041	/*----------------------------------------------------------------------*/
721	/*	1042	/*
722	* find if fg/bg matches any of the normal (low-intensity) colors	1043	* find if fg/bg matches any of the normal (low-intensity) colors
723	*/	1044	*/
724	/* INTPROTO */
725	void	1045	void
726	rxvt_set_colorfgbg(pR)	1046	rxvt_term::set_colorfgbg ()
727	{	1047	{
728	unsigned int i;	1048	unsigned int i;
729	const char *xpmb = "\0";	1049	const char *xpmb = "\0";
730	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1050	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731		1051
732	R->env_colorfgbg =	1052	env_colorfgbg =
733	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1053	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
734	STRCPY(fstr, "default");	1054	STRCPY (fstr, "default");
735	STRCPY(bstr, "default");	1055	STRCPY (bstr, "default");
736	for (i = Color_Black; i <= Color_White; i++)	1056	for (i = Color_Black; i <= Color_White; i++)
737	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1057	if (PixColors[Color_fg] == PixColors[i])
		1058	{
738	sprintf(fstr, "%d", (i - Color_Black));	1059	sprintf (fstr, "%d", (i - Color_Black));
739	break;	1060	break;
740	}	1061	}
741	for (i = Color_Black; i <= Color_White; i++)	1062	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1063	if (PixColors[Color_bg] == PixColors[i])
		1064	{
743	sprintf(bstr, "%d", (i - Color_Black));	1065	sprintf (bstr, "%d", (i - Color_Black));
744	#ifdef XPM_BACKGROUND	1066	#ifdef XPM_BACKGROUND
745	xpmb = "default;";	1067	xpmb = "default;";
746	#endif	1068	#endif
747	break;	1069	break;
748	}	1070	}
		1071
749	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1072	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750	putenv(R->env_colorfgbg);
751		1073
752	#ifndef NO_BRIGHTCOLOR	1074	#ifndef NO_BRIGHTCOLOR
753	R->colorfgbg = DEFAULT_RSTYLE;	1075	colorfgbg = DEFAULT_RSTYLE;
754	for (i = minCOLOR; i <= maxCOLOR; i++) {	1076	for (i = minCOLOR; i <= maxCOLOR; i++)
		1077	{
755	if (R->PixColors[Color_fg] == R->PixColors[i])	1078	if (PixColors[Color_fg] == PixColors[i])
756	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1079	colorfgbg = SET_FGCOLOR (colorfgbg, i);
757	if (R->PixColors[Color_bg] == R->PixColors[i])	1080	if (PixColors[Color_bg] == PixColors[i])
758	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1081	colorfgbg = SET_BGCOLOR (colorfgbg, i);
759	}	1082	}
760	#endif	1083	#endif
761	}	1084	}
762		1085
763	/*----------------------------------------------------------------------*/	1086	/*----------------------------------------------------------------------*/
764	/*	1087	/*
765	* Colour determination for low colour displays, routine from	1088	* Colour determination for low colour displays, routine from
766	* Hans de Goede <hans@highrise.nl>	1089	* Hans de Goede <hans@highrise.nl>
767	*/	1090	*/
768		1091
769	/* EXTPROTO */
770	int	1092	int
771	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1093	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
772	{	1094	{
773	screen_in_out->set(aR_ colour);
774
775	if (!screen_in_out->set(aR_ colour)) {	1095	if (!screen_in_out->set (display, colour))
776	rxvt_print_error("can't allocate colour: %s", colour);	1096	{
		1097	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
777	return false;	1098	return false;
778	}	1099	}
779		1100
780	return true;	1101	return true;
781	}	1102	}
782		1103
783	/* -------------------------------------------------------------------- *	1104	/* -------------------------------------------------------------------- *
784	* - WINDOW RESIZING - *	1105	* - WINDOW RESIZING - *
785	* -------------------------------------------------------------------- */	1106	* -------------------------------------------------------------------- */
786	/* EXTPROTO */
787	void	1107	void
788	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1108	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
789	int ignoreparent)
790	{	1109	{
791	int fix_screen;	1110	int fix_screen;
792		1111
793	#ifdef SMART_RESIZE	1112	#ifdef SMART_RESIZE
794	int old_width = R->szHint.width, old_height = R->szHint.height;	1113	int old_width = szHint.width, old_height = szHint.height;
795	#endif	1114	#endif
796		1115
797	rxvt_window_calc(aR_ width, height);	1116	window_calc (width, height);
798	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1117	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1118
799	if (!ignoreparent) {	1119	if (!ignoreparent)
		1120	{
800	#ifdef SMART_RESIZE	1121	#ifdef SMART_RESIZE
801	/*	1122	/*
802	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1123	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803	* reposition window on resize depending on placement on screen	1124	* reposition window on resize depending on placement on screen
804	*/	1125	*/
805	int x, y, x1, y1;	1126	int x, y, x1, y1;
806	int dx, dy;	1127	int dx, dy;
807	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1128	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808	Window unused_cr;	1129	Window unused_cr;
809		1130
810	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1131	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
811	0, 0, &x, &y, &unused_cr);	1132	0, 0, &x, &y, &unused_cr);
812	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1133	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
813	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1134	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
814	/*	1135	/*
815	* if Xroot isn't the parent window, a WM will probably have offset	1136	* if display->root isn't the parent window, a WM will probably have offset
816	* our position for handles and decorations. Counter it	1137	* our position for handles and decorations. Counter it
817	*/	1138	*/
818	if (x1 != x || y1 != y) {	1139	if (x1 != x || y1 != y)
		1140	{
819	x -= x1;	1141	x -= x1;
820	y -= y1;	1142	y -= y1;
821	}	1143	}
822		1144
823	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1145	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
824	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1146	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
825	dx = old_width - R->szHint.width;	1147	dx = old_width - szHint.width;
826	dy = old_height - R->szHint.height;	1148	dy = old_height - szHint.height;
827		1149
828	/* Check position of the center of the window */	1150	/* Check position of the center of the window */
829	if (x < x1) /* left half */	1151	if (x < x1) /* left half */
830	dx = 0;	1152	dx = 0;
831	else if (x == x1) /* exact center */	1153	else if (x == x1) /* exact center */
832	dx /= 2;	1154	dx /= 2;
833	if (y < y1) /* top half */	1155	if (y < y1) /* top half */
834	dy = 0;	1156	dy = 0;
835	else if (y == y1) /* exact center */	1157	else if (y == y1) /* exact center */
836	dy /= 2;	1158	dy /= 2;
837		1159
838	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1160	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
839	R->szHint.width, R->szHint.height);	1161	szHint.width, szHint.height);
840	#else	1162	#else
841	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1163	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
842	R->szHint.height);
843	#endif	1164	#endif
844	}	1165	}
845		1166
846	fix_screen = (R->TermWin.ncol != R->prev_ncol	1167	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
847	|| R->TermWin.nrow != R->prev_nrow);	1168
848	if (fix_screen || width != R->old_width || height != R->old_height) {	1169	if (fix_screen || width != old_width || height != old_height)
		1170	{
849	if (scrollbar_visible(R)) {	1171	if (scrollbar_visible ())
		1172	{
850	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1173	XMoveResizeWindow (display->display, scrollBar.win,
		1174	window_sb_x, 0,
851	0, scrollbar_TotalWidth(), R->szHint.height);	1175	scrollbar_TotalWidth (), szHint.height);
852	rxvt_Resize_scrollBar(aR);	1176	resize_scrollbar ();
853	}	1177	}
		1178
854	if (menubar_visible(R))	1179	if (menubar_visible ())
855	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1180	XMoveResizeWindow (display->display, menuBar.win,
		1181	window_vt_x, 0,
856	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1182	TermWin_TotalWidth (), menuBar_TotalHeight ());
857	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1183
858	R->window_vt_y, TermWin_TotalWidth(),	1184	XMoveResizeWindow (display->display, TermWin.vt,
		1185	window_vt_x, window_vt_y,
859	TermWin_TotalHeight());	1186	TermWin_TotalWidth (), TermWin_TotalHeight ());
860	#ifdef RXVT_GRAPHICS
861	if (R->old_height)
862	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
863	R->old_height - R->szHint.base_height);
864	#endif
865	rxvt_scr_clear(aR);	1187	scr_clear ();
866	#ifdef XPM_BACKGROUND	1188	#ifdef XPM_BACKGROUND
867	rxvt_resize_pixmap(aR);	1189	resize_pixmap ();
868	#endif	1190	#endif
869	}	1191	}
870		1192
871	if (fix_screen || R->old_height == 0) {	1193	if (fix_screen || old_height == 0)
		1194	{
872	int curr_screen = -1;	1195	int curr_screen = -1;
873	uint16_t old_ncol = R->prev_ncol;	1196	int old_ncol = prev_ncol;
874		1197
875	/* scr_reset only works on the primary screen */	1198	/* scr_reset only works on the primary screen */
876	if (R->old_height) /* this is not the first time through */	1199	if (old_height) /* this is not the first time through */
		1200	{
		1201	unsigned int ncol = TermWin.ncol;
		1202	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
877	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1203	curr_screen = scr_change_screen (PRIMARY);
878	rxvt_scr_reset(aR);	1204	TermWin.ncol = ncol;
879	if (curr_screen >= 0) { /* this is not the first time through */
880	rxvt_scr_change_screen(aR_ curr_screen);
881	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
882	}	1205	}
883	}
884		1206
		1207	scr_reset ();
		1208
		1209	if (curr_screen >= 0) /* this is not the first time through */
		1210	{
		1211	scr_change_screen (curr_screen);
		1212	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1213	}
		1214	}
		1215
885	R->old_width = R->szHint.width;	1216	old_width = szHint.width;
886	R->old_height = R->szHint.height;	1217	old_height = szHint.height;
887		1218
888	#ifdef USE_XIM	1219	#ifdef USE_XIM
889	rxvt_IMSetStatusPosition(aR);	1220	IMSetStatusPosition ();
890	#endif	1221	#endif
891	}	1222	}
892		1223
893	/*	1224	/*
894	* Set the width/height of the vt window in characters. Units are pixels.	1225	* Set the width/height of the vt window in characters. Units are pixels.
895	* good for toggling 80/132 columns	1226	* good for toggling 80/132 columns
896	*/	1227	*/
897	/* EXTPROTO */
898	void	1228	void
899	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1229	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
900	{	1230	{
901	XWindowAttributes wattr;	1231	XWindowAttributes wattr;
902		1232
903	if (width == 0 || height == 0) {	1233	if (width == 0 || height == 0)
		1234	{
904	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1235	XGetWindowAttributes (display->display, display->root, &wattr);
905	if (width == 0)	1236	if (width == 0)
906	width = wattr.width - R->szHint.base_width;	1237	width = wattr.width - szHint.base_width;
907	if (height == 0)	1238	if (height == 0)
908	height = wattr.height - R->szHint.base_height;	1239	height = wattr.height - szHint.base_height;
909	}	1240	}
910	if (width != R->TermWin.width || height != R->TermWin.height) {	1241	if (width != TermWin.width || height != TermWin.height)
		1242	{
911	width += R->szHint.base_width;	1243	width += szHint.base_width;
912	height += R->szHint.base_height;	1244	height += szHint.base_height;
913	rxvt_resize_all_windows(aR_ width, height, 0);	1245	resize_all_windows (width, height, 0);
914	}	1246	}
915	}	1247	}
916		1248
917	/* -------------------------------------------------------------------- *	1249	/* -------------------------------------------------------------------- *
918	* - X INPUT METHOD ROUTINES - *	1250	* - X INPUT METHOD ROUTINES - *
919	* -------------------------------------------------------------------- */	1251	* -------------------------------------------------------------------- */
920	#ifdef USE_XIM	1252	#ifdef USE_XIM
921	/* INTPROTO */	1253
922	void	1254	void
923	rxvt_setSize(pR_ XRectangle * size)	1255	rxvt_term::im_set_size (XRectangle *size)
924	{	1256	{
925	size->x = R->TermWin.int_bwidth;	1257	size->x = TermWin.int_bwidth;
926	size->y = R->TermWin.int_bwidth;	1258	size->y = TermWin.int_bwidth;
927	size->width = Width2Pixel(R->TermWin.ncol);	1259	size->width = Width2Pixel (TermWin.ncol);
928	size->height = Height2Pixel(R->TermWin.nrow);	1260	size->height = Height2Pixel (TermWin.nrow);
929	}	1261	}
930		1262
931	/* INTPROTO */
932	void	1263	void
933	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1264	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
934	{	1265	{
935	*fg = R->PixColors[Color_fg];	1266	*fg = PixColors[Color_fg];
936	*bg = R->PixColors[Color_bg];	1267	*bg = PixColors[Color_bg];
937	}	1268	}
938		1269
939	/* Checking whether input method is running. */	1270	/* Checking whether input method is running. */
940	/* INTPROTO */
941	Bool	1271	bool
942	rxvt_IMisRunning(pR)	1272	rxvt_term::IMisRunning ()
943	{	1273	{
944	char *p;	1274	char *p;
945	Atom atom;	1275	Atom atom;
946	Window win;	1276	Window win;
947	char server[IMBUFSIZ];	1277	char server[IMBUFSIZ];
948		1278
949	/* get current locale modifier */	1279	/* get current locale modifier */
950	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1280	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1281	{
951	STRCPY(server, "@server=");	1282	STRCPY (server, "@server=");
952	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1283	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
953	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1284	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
954	*p = '\0';	1285	*p = '\0';
955		1286
956	atom = XInternAtom(R->Xdisplay, server, False);	1287	atom = XInternAtom (display->display, server, False);
957	win = XGetSelectionOwner(R->Xdisplay, atom);	1288	win = XGetSelectionOwner (display->display, atom);
958	if (win != None)	1289	if (win != None)
959	return True;	1290	return True;
960	}	1291	}
961	return False;	1292	return False;
962	}	1293	}
963		1294
964	/* EXTPROTO */
965	void	1295	void
966	rxvt_IMSendSpot(pR)	1296	rxvt_term::IMSendSpot ()
967	{	1297	{
968	XPoint spot;	1298	XPoint spot;
969	XVaNestedList preedit_attr;	1299	XVaNestedList preedit_attr;
970		1300
971	if (R->Input_Context == NULL	1301	if (Input_Context == NULL
972	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1302	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
973	|| !(R->event_type == KeyPress	1303	|| ! (event_type == KeyPress
974	|| R->event_type == Expose	1304	|| event_type == Expose
975	|| R->event_type == NoExpose	1305	|| event_type == NoExpose
976	|| R->event_type == SelectionNotify	1306	|| event_type == SelectionNotify
977	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1307	|| event_type == ButtonRelease || event_type == FocusIn)
978	|| !rxvt_IMisRunning(aR))	1308	|| !IMisRunning ())
979	return;	1309	return;
980		1310
981	rxvt_setPosition(aR_ & spot);	1311	im_set_position (&spot);
982		1312
983	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1313	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1314	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985	XFree(preedit_attr);	1315	XFree (preedit_attr);
986	}	1316	}
987		1317
988	/* EXTPROTO */
989	void	1318	void
990	rxvt_setTermFontSet(pR_ int idx)
991	{
992	char *string;
993	long length;
994	int success = 0;
995
996	if (idx < 0 || idx >= MAX_NFONTS)
997	return;
998	}
999
1000	/* INTPROTO */
1001	void
1002	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1319	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1003	XRectangle * needed_rect)	1320	XRectangle * needed_rect)
1004	{	1321	{
1005	int mbh, vtx = 0;	1322	int mbh, vtx = 0;
1006		1323
1007	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1324	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1008	vtx = scrollbar_TotalWidth();	1325	vtx = scrollbar_TotalWidth ();
		1326
1009	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1327	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1010	mbh -= R->TermWin.lineSpace;	1328	mbh -= TermWin.lineSpace;
1011		1329
1012	preedit_rect->x = needed_rect->width + vtx;	1330	preedit_rect->x = needed_rect->width + vtx;
1013	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1331	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1014		1332
1015	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1333	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1016	+ vtx;
1017	preedit_rect->height = Height2Pixel(1);	1334	preedit_rect->height = Height2Pixel (1);
1018		1335
1019	status_rect->x = vtx;	1336	status_rect->x = vtx;
1020	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1337	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1021		1338
1022	status_rect->width = needed_rect->width ? needed_rect->width	1339	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1023	: Width2Pixel(R->TermWin.ncol + 1);
1024	status_rect->height = Height2Pixel(1);	1340	status_rect->height = Height2Pixel (1);
1025	}	1341	}
1026		1342
1027	/* ARGSUSED */
1028	/* INTPROTO */
1029	void	1343	void
1030	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1344	rxvt_term::im_destroy ()
1031	__attribute__ ((unused)), XPointer call_data
1032	__attribute__ ((unused)))
1033	{	1345	{
1034	dR;	1346	if (Input_Context)
1035		1347	{
		1348	XDestroyIC (Input_Context);
1036	R->Input_Context = NULL;	1349	Input_Context = NULL;
1037	/* To avoid Segmentation Fault in C locale: Solaris only? */	1350	}
1038	if (STRCMP(R->locale, "C"))
1039	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040	rxvt_IMInstantiateCallback, NULL);
1041	}
1042		1351
1043	/*	1352	if (input_method)
1044	* X manual pages and include files don't match on some systems:
1045	* some think this is an XIDProc and others an XIMProc so we can't
1046	* use the first argument - need to update this to be nice for
1047	* both types via some sort of configure detection
1048	*/
1049	/* ARGSUSED */
1050	/* EXTPROTO */
1051	void
1052	rxvt_IMInstantiateCallback(Display * unused
1053	__attribute__ ((unused)), XPointer client_data
1054	__attribute__ ((unused)), XPointer call_data
1055	__attribute__ ((unused)))
1056	{
1057	dR;
1058	int i, found, had_im;
1059	const char *p;
1060	char **s;
1061	char buf[IMBUFSIZ];
1062
1063	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1064	if (R->Input_Context)
1065	return;
1066
1067	found = had_im = 0;
1068	p = R->rs[Rs_inputMethod];
1069	if (p && *p) {
1070	had_im = 1;
1071	s = rxvt_splitcommastring(p);
1072	for (i = 0; s[i]; i++) {
1073	if (*s[i]) {
1074	STRCPY(buf, "@im=");
1075	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1076	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1077	&& (rxvt_IM_get_IC(aR) == True)) {
1078	found = 1;
1079	break;
1080	}
1081	}
1082	}
1083	for (i = 0; s[i]; i++)
1084	free(s[i]);
1085	free(s);
1086	}	1353	{
1087	if (found)	1354	display->put_xim (input_method);
1088	return;	1355	input_method = 0;
1089
1090	/* try with XMODIFIERS env. var. */
1091	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1092	rxvt_IM_get_IC(aR);
1093	return;
1094	}	1356	}
1095
1096	/* try with no modifiers base IF the user didn't specify an IM */
1097	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1098	&& rxvt_IM_get_IC(aR) == True)
1099	return;
1100	}	1357	}
1101		1358
1102	/*	1359	/*
1103	* Try to open a XIM with the current modifiers, then see if we can	1360	* Try to open a XIM with the current modifiers, then see if we can
1104	* open a suitable preedit type	1361	* open a suitable preedit type
1105	*/	1362	*/
1106	/* INTPROTO */
1107	Bool	1363	bool
1108	rxvt_IM_get_IC(pR)	1364	rxvt_term::IM_get_IC (const char *modifiers)
1109	{	1365	{
1110	int i, j, found;	1366	int i, j, found;
1111	XIM xim;	1367	XIM xim;
1112	XPoint spot;	1368	XPoint spot;
1113	XRectangle rect, status_rect, needed_rect;	1369	XRectangle rect, status_rect, needed_rect;
1114	unsigned long fg, bg;	1370	unsigned long fg, bg;
1115	const char *p;	1371	const char *p;
1116	char **s;	1372	char **s;
1117	XIMStyles *xim_styles;	1373	XIMStyles *xim_styles;
1118	XVaNestedList preedit_attr, status_attr;	1374	XVaNestedList preedit_attr, status_attr;
1119	XIMCallback ximcallback;
1120		1375
		1376	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1377	return false;
		1378
1121	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1379	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1122	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1380	input_method = display->get_xim (locale, modifiers);
1123	if (xim == NULL)	1381	if (input_method == NULL)
1124	return False;	1382	return false;
1125		1383
		1384	xim = input_method->xim;
		1385
1126	xim_styles = NULL;	1386	xim_styles = NULL;
1127	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1387	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128	|| !xim_styles || !xim_styles->count_styles) {	1388	|| !xim_styles || !xim_styles->count_styles)
1129	XCloseIM(xim);	1389	{
		1390	display->put_xim (input_method);
1130	return False;	1391	return false;
1131	}	1392	}
1132		1393
1133	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1394	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1134	: "OverTheSpot,OffTheSpot,Root";
1135	s = rxvt_splitcommastring(p);	1395	s = rxvt_splitcommastring (p);
1136	for (i = found = 0; !found && s[i]; i++) {	1396	for (i = found = 0; !found && s[i]; i++)
		1397	{
1137	if (!STRCMP(s[i], "OverTheSpot"))	1398	if (!STRCMP (s[i], "OverTheSpot"))
1138	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1399	input_style = (XIMPreeditPosition | XIMStatusNothing);
1139	else if (!STRCMP(s[i], "OffTheSpot"))	1400	else if (!STRCMP (s[i], "OffTheSpot"))
1140	R->input_style = (XIMPreeditArea | XIMStatusArea);	1401	input_style = (XIMPreeditArea | XIMStatusArea);
1141	else if (!STRCMP(s[i], "Root"))	1402	else if (!STRCMP (s[i], "Root"))
1142	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1403	input_style = (XIMPreeditNothing | XIMStatusNothing);
1143		1404
1144	for (j = 0; j < xim_styles->count_styles; j++)	1405	for (j = 0; j < xim_styles->count_styles; j++)
1145	if (R->input_style == xim_styles->supported_styles[j]) {	1406	if (input_style == xim_styles->supported_styles[j])
		1407	{
1146	found = 1;	1408	found = 1;
		1409	break;
		1410	}
		1411	}
		1412
		1413	for (i = 0; s[i]; i++)
		1414	free (s[i]);
		1415
		1416	free (s);
		1417	XFree (xim_styles);
		1418
		1419	if (!found)
		1420	{
		1421	display->put_xim (input_method);
		1422	return false;
		1423	}
		1424
		1425	preedit_attr = status_attr = NULL;
		1426
		1427	if (input_style & XIMPreeditPosition)
		1428	{
		1429	im_set_size (&rect);
		1430	im_set_position (&spot);
		1431	im_set_color (&fg, &bg);
		1432
		1433	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1434	XNSpotLocation, &spot,
		1435	XNForeground, fg, XNBackground, bg,
		1436	//XNFontSet, TermWin.fontset,
		1437	NULL);
		1438	}
		1439	else if (input_style & XIMPreeditArea)
		1440	{
		1441	im_set_color (&fg, &bg);
		1442
		1443	/*
		1444	* The necessary width of preedit area is unknown
		1445	* until create input context.
		1446	*/
		1447	needed_rect.width = 0;
		1448
		1449	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1450
		1451	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1452	XNForeground, fg, XNBackground, bg,
		1453	//XNFontSet, TermWin.fontset,
		1454	NULL);
		1455	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1456	XNForeground, fg, XNBackground, bg,
		1457	//XNFontSet, TermWin.fontset,
		1458	NULL);
		1459	}
		1460
		1461	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1462	XNClientWindow, TermWin.parent[0],
		1463	XNFocusWindow, TermWin.parent[0],
		1464	preedit_attr ? XNPreeditAttributes : NULL,
		1465	preedit_attr,
		1466	status_attr ? XNStatusAttributes : NULL,
		1467	status_attr, NULL);
		1468	if (preedit_attr) XFree (preedit_attr);
		1469	if (status_attr) XFree (status_attr);
		1470
		1471	if (Input_Context == NULL)
		1472	{
		1473	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1474	display->put_xim (input_method);
		1475	return false;
		1476	}
		1477
		1478	if (input_style & XIMPreeditArea)
		1479	IMSetStatusPosition ();
		1480
		1481	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1482	return true;
		1483	}
		1484
		1485	void
		1486	rxvt_term::im_cb ()
		1487	{
		1488	int i, found, had_im;
		1489	const char *p;
		1490	char **s;
		1491	char buf[IMBUFSIZ];
		1492
		1493	im_destroy ();
		1494
		1495	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1496	if (Input_Context)
		1497	return;
		1498
		1499	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1500	if (rs[Rs_imLocale])
		1501	SET_LOCALE (rs[Rs_imLocale]);
		1502	#endif
		1503
		1504	p = rs[Rs_inputMethod];
		1505	if (p && *p)
		1506	{
		1507	bool found = false;
		1508
		1509	s = rxvt_splitcommastring (p);
		1510	for (i = 0; s[i]; i++)
		1511	{
		1512	if (*s[i])
		1513	{
		1514	STRCPY (buf, "@im=");
		1515	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1516	if (IM_get_IC (buf))
		1517	{
		1518	found = true;
1147	break;	1519	break;
		1520	}
1148	}	1521	}
1149	}	1522	}
1150	for (i = 0; s[i]; i++)	1523	for (i = 0; s[i]; i++)
1151	free(s[i]);	1524	free (s[i]);
1152	free(s);	1525	free (s);
1153	XFree(xim_styles);
1154		1526
1155	if (!found) {	1527	if (found)
1156	XCloseIM(xim);	1528	goto done;
1157	return False;
1158	}	1529	}
1159		1530
1160	ximcallback.callback = rxvt_IMDestroyCallback;	1531	/* try with XMODIFIERS env. var. */
		1532	if (IM_get_IC (""))
		1533	goto done;
1161		1534
1162	/* XXX: not sure why we need this (as well as IC one below) */	1535	/* try with no modifiers base IF the user didn't specify an IM */
1163	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1536	if (IM_get_IC ("@im=none"))
		1537	goto done;
1164		1538
1165	preedit_attr = status_attr = NULL;	1539	done:
1166		1540	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167	if (R->input_style & XIMPreeditPosition) {	1541	if (rs[Rs_imLocale])
1168	rxvt_setSize(aR_ & rect);	1542	SET_LOCALE (locale);
1169	rxvt_setPosition(aR_ & spot);	1543	#endif
1170	rxvt_setColor(aR_ & fg, &bg);
1171
1172	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1173	XNSpotLocation, &spot,
1174	XNForeground, fg, XNBackground, bg,
1175	//XNFontSet, R->TermWin.fontset,
1176	NULL);
1177	} else if (R->input_style & XIMPreeditArea) {
1178	rxvt_setColor(aR_ & fg, &bg);
1179
1180	/*
1181	* The necessary width of preedit area is unknown
1182	* until create input context.
1183	*/
1184	needed_rect.width = 0;
1185
1186	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1187
1188	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1189	XNForeground, fg, XNBackground, bg,
1190	//XNFontSet, R->TermWin.fontset,
1191	NULL);
1192	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,
1195	NULL);
1196	}
1197	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1198	XNClientWindow, R->TermWin.parent[0],
1199	XNFocusWindow, R->TermWin.parent[0],
1200	XNDestroyCallback, &ximcallback,
1201	preedit_attr ? XNPreeditAttributes : NULL,
1202	preedit_attr,
1203	status_attr ? XNStatusAttributes : NULL,
1204	status_attr, NULL);
1205	if (preedit_attr)
1206	XFree(preedit_attr);
1207	if (status_attr)
1208	XFree(status_attr);
1209	if (R->Input_Context == NULL) {
1210	rxvt_print_error("failed to create input context");
1211	XCloseIM(xim);
1212	return False;
1213	}
1214	if (R->input_style & XIMPreeditArea)
1215	rxvt_IMSetStatusPosition(aR);
1216	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1217	return True;
1218	}	1544	}
1219		1545
1220	/* EXTPROTO */
1221	void	1546	void
1222	rxvt_IMSetStatusPosition(pR)	1547	rxvt_term::IMSetStatusPosition ()
1223	{	1548	{
1224	XRectangle preedit_rect, status_rect, *needed_rect;	1549	XRectangle preedit_rect, status_rect, *needed_rect;
1225	XVaNestedList preedit_attr, status_attr;	1550	XVaNestedList preedit_attr, status_attr;
1226		1551
1227	if (R->Input_Context == NULL	1552	if (Input_Context == NULL
1228	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1553	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1229	|| !rxvt_IMisRunning(aR))	1554	|| !IMisRunning ())
1230	return;	1555	return;
1231		1556
1232	/* Getting the necessary width of preedit area */	1557	/* Getting the necessary width of preedit area */
1233	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1558	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1559	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235	XFree(status_attr);	1560	XFree (status_attr);
1236		1561
1237	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1562	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1238		1563
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1564	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1565	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241		1566
1242	XSetICValues(R->Input_Context,	1567	XSetICValues (Input_Context,
1243	XNPreeditAttributes, preedit_attr,	1568	XNPreeditAttributes, preedit_attr,
1244	XNStatusAttributes, status_attr, NULL);	1569	XNStatusAttributes, status_attr, NULL);
1245		1570
1246	XFree(preedit_attr);	1571	XFree (preedit_attr);
1247	XFree(status_attr);	1572	XFree (status_attr);
1248	}	1573	}
1249	#endif /* USE_XIM */	1574	#endif /* USE_XIM */
1250		1575
1251	/*----------------------------------------------------------------------*/	1576	/*----------------------------------------------------------------------*/
1252	rxvt_t rxvt_current_term;	1577	rxvt_t rxvt_current_term;

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