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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 1.108 by root, Wed Aug 25 05:03:33 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	void *	47	#include <cstring>
48	rxvt_term::operator new (size_t s)
49	{
50	void *p = malloc (s);
51		48
52	MEMSET (p, 0, s);	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
53	return p;	123	return len;
54	}
55		124
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	125	}
		126	#endif
61		127
62	rxvt_term::rxvt_term ()	128	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	129	:
		130	#if TRANSPARENT
		131	rootwin_ev (this, &rxvt_term::rootwin_cb),
		132	#endif
		133	#ifdef HAVE_SCROLLBARS
		134	scrollbar_ev (this, &rxvt_term::x_cb),
		135	#endif
		136	#ifdef MENUBAR
		137	menubar_ev (this, &rxvt_term::x_cb),
		138	#endif
64	#ifdef CURSOR_BLINK	139	#ifdef CURSOR_BLINK
		140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		141	#endif
		142	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	143	text_blink_ev (this, &rxvt_term::text_blink_cb),
66	#endif	144	#endif
		145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		147	#endif
		148	#ifdef SELECTION_SCROLLING
		149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		150	#endif
		151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		153	#endif
		154	#ifdef POINTER_BLANK
		155	pointer_ev (this, &rxvt_term::pointer_cb),
		156	#endif
		157	#ifdef USE_XIM
		158	im_ev (this, &rxvt_term::im_cb),
		159	#endif
		160	termwin_ev (this, &rxvt_term::x_cb),
67	x_ev (this, &rxvt_term::x_cb)	161	vt_ev (this, &rxvt_term::x_cb),
		162	check_ev (this, &rxvt_term::check_cb),
		163	flush_ev (this, &rxvt_term::flush_cb),
		164	destroy_ev (this, &rxvt_term::destroy_cb),
		165	pty_ev (this, &rxvt_term::pty_cb),
		166	incr_ev (this, &rxvt_term::incr_cb)
68	{	167	{
69	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	168	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		169
		170	termlist.push_back (this);
70	}	171	}
71		172
72	rxvt_term::~rxvt_term ()	173	rxvt_term::~rxvt_term ()
73	{	174	{
74	delete PixColors;	175	termlist.erase (find (termlist.begin (), termlist.end(), this));
		176
		177	if (cmd_pid)
		178	kill (-cmd_pid, SIGHUP);
		179
		180	pty.put ();
		181
		182	#ifdef UTMP_SUPPORT
		183	privileged_utmp (RESTORE);
		184	#endif
		185
		186	#if ENABLE_STYLES
		187	for (int i = RS_styleCount; --i; )
		188	if (TermWin.fontset[i] != TermWin.fontset[0])
		189	delete TermWin.fontset[i];
		190	#endif
		191	delete TermWin.fontset[0];
		192
		193	if (display)
		194	{
		195	selection_clear ();
		196
		197	#ifdef USE_XIM
		198	im_destroy ();
		199	#endif
		200	#ifdef MENUBAR
		201	if (menubarGC) XFreeGC (display->display, menubarGC);
		202	#endif
		203	#ifdef XTERM_SCROLLBAR
		204	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		205	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		206	#endif
		207	#ifdef PLAIN_SCROLLBAR
		208	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		209	#endif
		210	#ifdef NEXT_SCROLLBAR
		211	if (blackGC) XFreeGC (display->display, blackGC);
		212	if (whiteGC) XFreeGC (display->display, whiteGC);
		213	if (grayGC) XFreeGC (display->display, grayGC);
		214	if (darkGC) XFreeGC (display->display, darkGC);
		215	if (stippleGC) XFreeGC (display->display, stippleGC);
		216	if (dimple) XFreePixmap (display->display, dimple);
		217	if (upArrow) XFreePixmap (display->display, upArrow);
		218	if (downArrow) XFreePixmap (display->display, downArrow);
		219	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		220	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		221	#endif
		222	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		223	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		224	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		225	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		226	#endif
		227	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		228
		229	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		230	delete menuBar.drawable;
		231	//if (menuBar.win)
		232	// XDestroyWindow (display->display, menuBar.win);
		233	#endif
		234	delete TermWin.drawable;
		235	// destroy all windows
		236	if (TermWin.parent[0])
		237	XDestroyWindow (display->display, TermWin.parent[0]);
		238	}
		239
		240	// TODO: free pixcolours, colours should become part of rxvt_display
		241
		242	delete pix_colors_focused;
		243	#ifdef OFF_FOCUS_FADING
		244	delete pix_colors_unfocused;
		245	#endif
		246
		247	displays.put (display);
		248
		249	scr_release ();
		250
		251	/* clear all resources */
		252	for (int i = 0; i < allocated.size (); i++)
		253	free (allocated[i]);
		254
		255	free (selection.text);
		256	// TODO: manage env vars in child only(!)
		257	free (env_windowid);
		258	free (env_display);
		259	free (env_term);
		260	free (env_colorfgbg);
		261	free (locale);
		262	#if 0
		263	free (codeset);
		264	#endif
		265
		266	delete envv;
		267	delete argv;
		268	}
		269
		270	void
		271	rxvt_term::destroy ()
		272	{
		273	if (destroy_ev.active)
		274	return;
		275
		276	#if ENABLE_OVERLAY
		277	scr_overlay_off ();
		278	#endif
		279
		280	if (display)
		281	{
		282	#if USE_XIM
		283	im_ev.stop (display);
		284	#endif
		285	#if HAVE_SCROLLBARS
		286	scrollbar_ev.stop (display);
		287	#endif
		288	#if MENUBAR
		289	menubar_ev.stop (display);
		290	#endif
		291	#if TRANSPARENT
		292	rootwin_ev.stop (display);
		293	#endif
		294	incr_ev.stop ();
		295	termwin_ev.stop (display);
		296	vt_ev.stop (display);
		297	}
		298
		299	check_ev.stop ();
		300	pty_ev.stop ();
		301	#ifdef CURSOR_BLINK
		302	cursor_blink_ev.stop ();
		303	#endif
		304	#ifdef TEXT_BLINK
		305	text_blink_ev.stop ();
		306	#endif
		307	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		308	cont_scroll_ev.stop ();
		309	#endif
		310	#ifdef SELECTION_SCROLLING
		311	sel_scroll_ev.stop ();
		312	#endif
		313	#ifdef POINTER_BLANK
		314	pointer_ev.stop ();
		315	#endif
		316
		317	destroy_ev.start (0);
		318	}
		319
		320	void
		321	rxvt_term::destroy_cb (time_watcher &w)
		322	{
		323	SET_R (this);
		324
		325	delete this;
75	}	326	}
76		327
77	/*----------------------------------------------------------------------*/	328	/*----------------------------------------------------------------------*/
78	/* rxvt_init() */	329	/* 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	330	bool
96	rxvt_term::init (int argc, const char *const *argv)	331	rxvt_term::init (int argc, const char *const *argv)
97	{	332	{
98	dR;//TODO (scrollbar, setidle)	333	SET_R (this);
99		334
		335	if (!init_vars ())
		336	return false;
		337
		338	init_secondary ();
		339
		340	const char **cmd_argv = init_resources (argc, argv);
		341
		342	set_locale ("");
		343
		344	#if MENUBAR_MAX
		345	menubar_read (rs[Rs_menu]);
		346	#endif
		347	#ifdef HAVE_SCROLLBARS
		348	if (options & Opt_scrollBar)
		349	scrollBar.setIdle (); /* set existence for size calculations */
		350	#endif
		351
		352	create_windows (argc, argv);
		353
		354	init_xlocale ();
		355
		356	scr_reset (); /* initialize screen */
		357
		358	#if 0
		359	XSynchronize (display->display, True);
		360	#endif
		361
		362	#ifdef HAVE_SCROLLBARS
		363	if (options & Opt_scrollBar)
		364	resize_scrollbar (); /* create and map scrollbar */
		365	#endif
		366	#if (MENUBAR_MAX)
		367	if (menubar_visible ())
		368	XMapWindow (display->display, menuBar.win);
		369	#endif
		370	#ifdef TRANSPARENT
		371	if (options & Opt_transparent)
		372	{
		373	XSelectInput (display->display, display->root, PropertyChangeMask);
		374	check_our_parents ();
		375	rootwin_ev.start (display, display->root);
		376	}
		377	#endif
		378
		379	XMapWindow (display->display, TermWin.vt);
		380	XMapWindow (display->display, TermWin.parent[0]);
		381
		382	set_colorfgbg ();
		383
		384	init_command (cmd_argv);
		385
		386	pty_ev.start (pty.pty, EVENT_READ);
		387
		388	check_ev.start ();
		389
		390	return true;
		391	}
		392
		393	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		394
		395	void
		396	rxvt_init ()
		397	{
		398	/* install exit handler for cleanup */
		399	#if 0
		400	#ifdef HAVE_ATEXIT
		401	atexit (rxvt_clean_exit);
		402	#else
		403	#endif
		404	#endif
100	/*	405	/*
101	* Save and then give up any super-user privileges	406	* Save and then give up any super-user privileges
102	* If we need privileges in any area then we must specifically request it.	407	* If we need privileges in any area then we must specifically request it.
103	* We should only need to be root in these cases:	408	* We should only need to be root in these cases:
104	* 1. write utmp entries on some systems	409	* 1. write utmp entries on some systems
105	* 2. chown tty on some systems	410	* 2. chown tty on some systems
106	*/	411	*/
107	rxvt_privileges (this, SAVE);	412	rxvt_privileges (SAVE);
108	rxvt_privileges (this, IGNORE);	413	rxvt_privileges (IGNORE);
109		414
110	rxvt_init_secondary (this);	415	struct sigaction sa;
111		416
112	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	417	sigfillset (&sa.sa_mask);
		418	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		419	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		420	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		421	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		422	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		423	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		424	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
113		425
114	#if (MENUBAR_MAX)	426	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
115	rxvt_menubar_read (this, rs[Rs_menu]);	427	/* signal (SIGURG, SIG_DFL); */
116	#endif
117	#ifdef HAVE_SCROLLBARS
118	if (Options & Opt_scrollBar)
119	scrollbar_setIdle (); /* set existence for size calculations */
120	#endif
121		428
122	rxvt_Create_Windows (this, argc, argv);	429	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
123
124	rxvt_init_xlocale (this);
125
126	rxvt_scr_reset (this); /* initialize screen */
127	#ifdef RXVT_GRAPHICS
128	rxvt_Gr_reset (this); /* reset graphics */
129	#endif
130
131	#if 0
132	#ifdef DEBUG_X
133	XSynchronize(Xdisplay, True);
134	XSetErrorHandler((XErrorHandler) abort);
135	#else
136	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	430	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
137	#endif
138	#endif
139
140	#ifdef HAVE_SCROLLBARS
141	if (Options & Opt_scrollBar)
142	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
143	#endif
144	#if (MENUBAR_MAX)
145	if (menubar_visible(r))
146	XMapWindow (Xdisplay, menuBar.win);
147	#endif
148	#ifdef TRANSPARENT
149	if (Options & Opt_transparent)
150	{
151	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
152	rxvt_check_our_parents (this);
153	}
154	#endif
155	XMapWindow (Xdisplay, TermWin.vt);
156	XMapWindow (Xdisplay, TermWin.parent[0]);
157
158	rxvt_init_env (this);
159	rxvt_init_command (this, cmd_argv);
160
161	x_ev.start (Xfd, EVENT_READ);
162	pty_ev.start (cmd_fd, EVENT_READ);
163
164	return true;
165	}	431	}
166		432
167	/* ------------------------------------------------------------------------- *	433	/* ------------------------------------------------------------------------- *
168	* SIGNAL HANDLING & EXIT HANDLER *	434	* SIGNAL HANDLING & EXIT HANDLER *
169	* ------------------------------------------------------------------------- */	435	* ------------------------------------------------------------------------- */
170	/*	436	/*
171	* Catch a SIGCHLD signal and exit if the direct child has died	437	* Catch a SIGCHLD signal and exit if the direct child has died
172	*/	438	*/
		439
		440	void rxvt_term::child_exited (int pid)
		441	{
		442	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		443	if (pid == (*t)->cmd_pid)
		444	{
		445	(*t)->destroy ();
		446	break;
		447	}
		448	}
		449
173	/* ARGSUSED */	450	/* ARGSUSED */
174	/* EXTPROTO */	451	/* INTPROTO */
175	RETSIGTYPE	452	RETSIGTYPE
176	rxvt_Child_signal(int sig __attribute__ ((unused)))	453	rxvt_Child_signal (int sig __attribute__ ((unused)))
177	{	454	{
178	dR;
179	int pid, save_errno = errno;	455	int pid, save_errno = errno;
180		456
181	do {	457	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
182	errno = 0;	458	rxvt_term::child_exited (pid);
183	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
184		459
185	if (pid == R->cmd_pid)
186	exit(EXIT_SUCCESS);
187
188	errno = save_errno;	460	errno = save_errno;
189	signal(SIGCHLD, rxvt_Child_signal);
190	}	461	}
191		462
192	/*	463	/*
193	* Catch a fatal signal and tidy up before quitting	464	* Catch a fatal signal and tidy up before quitting
194	*/	465	*/
195	/* EXTPROTO */	466	/* INTPROTO */
196	RETSIGTYPE	467	RETSIGTYPE
197	rxvt_Exit_signal(int sig)	468	rxvt_Exit_signal (int sig)
198	{	469	{
199	signal(sig, SIG_DFL);	470	signal (sig, SIG_DFL);
200	#ifdef DEBUG_CMD	471	#ifdef DEBUG_CMD
201	rxvt_print_error("signal %d", sig);	472	rxvt_warn ("caught signal %d, exiting.\n", sig);
202	#endif	473	#endif
203	rxvt_clean_exit();	474	rxvt_clean_exit ();
204	kill(getpid(), sig);	475	kill (getpid (), sig);
205	}	476	}
206		477
207	/* ARGSUSED */
208	/* INTPROTO */	478	/* INTPROTO */
209	int	479	int
210	rxvt_xerror_handler(const Display * display	480	rxvt_xerror_handler (Display *display, XErrorEvent *event)
211	__attribute__ ((unused)), const XErrorEvent * event)
212	{	481	{
213	dR;
214
215	if (R->allowedxerror == -1) {	482	if (GET_R->allowedxerror == -1)
216	R->allowedxerror = event->error_code;	483	GET_R->allowedxerror = event->error_code;
217	return 0; /* ignored anyway */	484	else
218	}	485	{
219	rxvt_print_error("XError: Request: %d . %d, Error: %d",	486	old_xerror_handler (display, event);
220	event->request_code, event->minor_code,	487	GET_R->destroy ();
221	event->error_code);	488	}
222	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	489
223	exit(EXIT_FAILURE);	490	return 0;
224	/* NOTREACHED */
225	}	491	}
226		492
227	/*----------------------------------------------------------------------*/	493	/*----------------------------------------------------------------------*/
228	/*	494	/*
229	* Exit gracefully, clearing the utmp entry and restoring tty attributes	495	* Exit gracefully, clearing the utmp entry and restoring tty attributes
230	* TODO: if debugging, this should free up any known resources if we can	496	* TODO: if debugging, this should free up any known resources if we can
231	*/	497	*/
232	/* EXTPROTO */	498	/* INTPROTO */
233	void	499	void
234	rxvt_clean_exit(void)	500	rxvt_clean_exit ()
235	{	501	{
236	dR;	502	// TODO: rxvtd should clean up all ressources
237		503	if (GET_R)
238	#ifdef DEBUG_SCREEN	504	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	}	505	}
254		506
255	/* ------------------------------------------------------------------------- *	507	/* ------------------------------------------------------------------------- *
256	* MEMORY ALLOCATION WRAPPERS *	508	* MEMORY ALLOCATION WRAPPERS *
257	* ------------------------------------------------------------------------- */	509	* ------------------------------------------------------------------------- */
258	/* EXTPROTO */	510	/* INTPROTO */
259	void *	511	void *
260	rxvt_malloc(size_t size)	512	rxvt_malloc (size_t size)
261	{	513	{
262	void *p;	514	void *p;
263		515
264	p = malloc(size);	516	p = malloc (size);
265	if (p)	517	if (p)
266	return p;	518	return p;
267		519
268	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	520	rxvt_fatal ("memory allocation failure. aborting.\n");
269	rxvt_clean_exit();
270	exit(EXIT_FAILURE);
271	/* NOTREACHED */	521	/* NOTREACHED */
272	}	522	}
273		523
274	/* EXTPROTO */	524	/* INTPROTO */
275	void *	525	void *
276	rxvt_calloc(size_t number, size_t size)	526	rxvt_calloc (size_t number, size_t size)
277	{	527	{
278	void *p;	528	void *p;
279		529
280	p = calloc(number, size);	530	p = calloc (number, size);
281	if (p)	531	if (p)
282	return p;	532	return p;
283		533
284	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	534	rxvt_fatal ("memory allocation failure. aborting.\n");
285	rxvt_clean_exit();
286	exit(EXIT_FAILURE);
287	/* NOTREACHED */	535	/* NOTREACHED */
288	}	536	}
289		537
290	/* EXTPROTO */	538	/* INTPROTO */
291	void *	539	void *
292	rxvt_realloc(void *ptr, size_t size)	540	rxvt_realloc (void *ptr, size_t size)
293	{	541	{
294	void *p;	542	void *p;
295		543
296	if (ptr)	544	if (ptr)
297	p = realloc(ptr, size);	545	p = realloc (ptr, size);
298	else	546	else
299	p = malloc(size);	547	p = malloc (size);
		548
300	if (p)	549	if (p)
301	return p;	550	return p;
302		551
303	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	552	rxvt_fatal ("memory allocation failure. aborting.\n");
304	rxvt_clean_exit();
305	exit(EXIT_FAILURE);
306	/* NOTREACHED */	553	/* NOTREACHED */
307	}	554	}
308		555
309	/* ------------------------------------------------------------------------- *	556	/* ------------------------------------------------------------------------- *
310	* PRIVILEGED OPERATIONS *	557	* PRIVILEGED OPERATIONS *
311	* ------------------------------------------------------------------------- */	558	* ------------------------------------------------------------------------- */
312	/* take care of suid/sgid super-user (root) privileges */	559	/* take care of suid/sgid super-user (root) privileges */
313	/* INTPROTO */
314	void	560	void
315	rxvt_privileges(pR_ int mode)	561	rxvt_privileges (rxvt_privaction action)
316	{	562	{
		563	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		564	static uid_t euid;
		565	static gid_t egid;
		566	#endif
		567
317	#if ! defined(__CYGWIN32__)	568	#if ! defined(__CYGWIN32__)
318	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	569	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319	/* setreuid() is the poor man's setuid(), seteuid() */	570	/* setreuid () is the poor man's setuid (), seteuid () */
320	# define seteuid(a) setreuid(-1, (a))	571	# define seteuid(a) setreuid(-1, (a))
321	# define setegid(a) setregid(-1, (a))	572	# define setegid(a) setregid(-1, (a))
322	# define HAVE_SETEUID	573	# define HAVE_SETEUID
323	# endif	574	# endif
324	# ifdef HAVE_SETEUID	575	# ifdef HAVE_SETEUID
325	switch (mode) {	576	switch (action)
		577	{
326	case IGNORE:	578	case IGNORE:
327	/*	579	/*
328	* change effective uid/gid - not real uid/gid - so we can switch	580	* change effective uid/gid - not real uid/gid - so we can switch
329	* back to root later, as required	581	* back to root later, as required
330	*/	582	*/
331	seteuid(getuid());	583	seteuid (getuid ());
332	setegid(getgid());	584	setegid (getgid ());
333	break;	585	break;
334	case SAVE:	586	case SAVE:
335	R->euid = geteuid();	587	euid = geteuid ();
336	R->egid = getegid();	588	egid = getegid ();
337	break;	589	break;
338	case RESTORE:	590	case RESTORE:
339	seteuid(R->euid);	591	seteuid (euid);
340	setegid(R->egid);	592	setegid (egid);
341	break;	593	break;
342	}	594	}
343	# else	595	# else
344	switch (mode) {	596	switch (action)
		597	{
345	case IGNORE:	598	case IGNORE:
346	setuid(getuid());	599	setuid (getuid ());
347	setgid(getgid());	600	setgid (getgid ());
348	/* FALLTHROUGH */	601	/* FALLTHROUGH */
349	case SAVE:	602	case SAVE:
350	/* FALLTHROUGH */	603	/* FALLTHROUGH */
351	case RESTORE:	604	case RESTORE:
352	break;	605	break;
353	}	606	}
354	# endif	607	# endif
355	#endif	608	#endif
356	}	609	}
357		610
358	#ifdef UTMP_SUPPORT	611	#ifdef UTMP_SUPPORT
359	/* EXTPROTO */
360	void	612	void
361	rxvt_privileged_utmp(pR_ char action)	613	rxvt_term::privileged_utmp (rxvt_privaction action)
362	{	614	{
363	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
364	action, R->next_utmp_action, getpid()));
365	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
366	|| (R->Options & Opt_utmpInhibit)	615	if ((options & Opt_utmpInhibit)
367	|| R->ttydev == NULL || *R->ttydev == '\0')	616	|| !pty.name || !*pty.name)
368	return;	617	return;
369		618
370	rxvt_privileges(aR_ RESTORE);	619	rxvt_privileges (RESTORE);
		620
371	if (action == SAVE) {	621	if (action == SAVE)
372	R->next_utmp_action = RESTORE;	622	makeutent (pty.name, rs[Rs_display_name]);
373	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	623	else
374	} else { /* action == RESTORE */	624	cleanutent ();
375	R->next_utmp_action = IGNORE;	625
376	rxvt_cleanutent(aR);
377	}
378	rxvt_privileges(aR_ IGNORE);	626	rxvt_privileges (IGNORE);
379	}
380	#endif
381
382	#ifndef NO_SETOWNER_TTYDEV
383	/* EXTPROTO */
384	void
385	rxvt_privileged_ttydev(pR_ char action)
386	{
387	D_MAIN((stderr,
388	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
389	action, R->next_tty_action, getpid()));
390	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
391	|| R->ttydev == NULL || *R->ttydev == '\0')
392	return;
393
394	rxvt_privileges(aR_ RESTORE);
395
396	if (action == SAVE) {
397	R->next_tty_action = RESTORE;
398	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399	/* 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 */
401	R->next_tty_action = IGNORE;
402	else
403	# endif
404	{
405	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
406	chmod(R->ttydev, R->ttymode);
407	# ifdef HAVE_REVOKE
408	revoke(R->ttydev);
409	# endif
410	}
411	} else { /* action == RESTORE */
412	R->next_tty_action = IGNORE;
413	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414	chmod(R->ttydev, R->ttyfd_stat.st_mode);
415	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
416	# else
417	chmod(R->ttydev,
418	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419	chown(R->ttydev, 0, 0);
420	# endif
421	}
422
423	rxvt_privileges(aR_ IGNORE);
424
425	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427	action == RESTORE ? "Restoring" : (action ==
428	SAVE ? "Saving" :
429	"UNKNOWN ERROR for"), R->ttydev,
430	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
431	R->ttyfd_stat.st_gid));
432	# endif
433	}	627	}
434	#endif	628	#endif
435		629
436	/*----------------------------------------------------------------------*/	630	/*----------------------------------------------------------------------*/
437	/*	631	/*
438	* window size/position calculcations for XSizeHint and other storage.	632	* window size/position calculcations for XSizeHint and other storage.
439	* if width/height are non-zero then override calculated width/height	633	* if width/height are non-zero then override calculated width/height
440	*/	634	*/
441	/* EXTPROTO */
442	void	635	void
443	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	636	rxvt_term::window_calc (unsigned int width, unsigned int height)
444	{	637	{
445	short recalc_x, recalc_y;	638	short recalc_x, recalc_y;
446	int x, y, sb_w, mb_h, flags;	639	int x, y, sb_w, mb_h, flags;
447	unsigned int w, h;	640	unsigned int w, h;
448	unsigned int max_width, max_height;	641	unsigned int max_width, max_height;
449		642
450	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	643	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	644	TermWin.ncol, TermWin.nrow, szHint.width,
452	R->szHint.height));	645	szHint.height));
453	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	646	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454	R->szHint.win_gravity = NorthWestGravity;	647	szHint.win_gravity = NorthWestGravity;
455	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	648	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456		649
457	recalc_x = recalc_y = 0;	650	recalc_x = recalc_y = 0;
458	flags = 0;	651	flags = 0;
459	if (!R->parsed_geometry) {	652	if (!parsed_geometry)
		653	{
460	R->parsed_geometry = 1;	654	parsed_geometry = 1;
461	if (R->rs[Rs_geometry])	655	if (rs[Rs_geometry])
462	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	656	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
463	if (flags & WidthValue) {	657	if (flags & WidthValue)
		658	{
464	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	659	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
465	R->szHint.flags |= USSize;	660	szHint.flags |= USSize;
466	}	661	}
467	if (flags & HeightValue) {	662	if (flags & HeightValue)
		663	{
468	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	664	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
469	R->szHint.flags |= USSize;	665	szHint.flags |= USSize;
470	}	666	}
471	if (flags & XValue) {	667	if (flags & XValue)
		668	{
472	R->szHint.x = x;	669	szHint.x = x;
473	R->szHint.flags |= USPosition;	670	szHint.flags |= USPosition;
474	if (flags & XNegative) {	671	if (flags & XNegative)
		672	{
475	recalc_x = 1;	673	recalc_x = 1;
476	R->szHint.win_gravity = NorthEastGravity;	674	szHint.win_gravity = NorthEastGravity;
477	}	675	}
478	}	676	}
479	if (flags & YValue) {	677	if (flags & YValue)
		678	{
480	R->szHint.y = y;	679	szHint.y = y;
481	R->szHint.flags |= USPosition;	680	szHint.flags |= USPosition;
482	if (flags & YNegative) {	681	if (flags & YNegative)
		682	{
483	recalc_y = 1;	683	recalc_y = 1;
484	if (R->szHint.win_gravity == NorthEastGravity)	684	if (szHint.win_gravity == NorthEastGravity)
485	R->szHint.win_gravity = SouthEastGravity;	685	szHint.win_gravity = SouthEastGravity;
486	else	686	else
487	R->szHint.win_gravity = SouthWestGravity;	687	szHint.win_gravity = SouthWestGravity;
488	}	688	}
489	}	689	}
490	}	690	}
		691
491	/* TODO: BOUNDS */	692	/* TODO: BOUNDS */
492	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	693	TermWin.width = TermWin.ncol * TermWin.fwidth;
493	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	694	TermWin.height = TermWin.nrow * TermWin.fheight;
494	max_width = MAX_COLS * R->TermWin.fwidth;	695	max_width = MAX_COLS * TermWin.fwidth;
495	max_height = MAX_ROWS * R->TermWin.fheight;	696	max_height = MAX_ROWS * TermWin.fheight;
496		697
497	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	698	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
498		699
499	sb_w = mb_h = 0;	700	sb_w = mb_h = 0;
500	R->window_vt_x = R->window_vt_y = 0;	701	window_vt_x = window_vt_y = TermWin.int_bwidth;
		702
501	if (scrollbar_visible(R)) {	703	if (scrollbar_visible ())
		704	{
502	sb_w = scrollbar_TotalWidth();	705	sb_w = scrollbar_TotalWidth ();
503	R->szHint.base_width += sb_w;	706	szHint.base_width += sb_w;
504	if (!(R->Options & Opt_scrollBar_right))	707	if (!(options & Opt_scrollBar_right))
505	R->window_vt_x = sb_w;	708	window_vt_x += sb_w;
506	}	709	}
		710
507	if (menubar_visible(R)) {	711	if (menubar_visible ())
		712	{
508	mb_h = menuBar_TotalHeight();	713	mb_h = menuBar_TotalHeight ();
509	R->szHint.base_height += mb_h;	714	szHint.base_height += mb_h;
510	R->window_vt_y = mb_h;	715	window_vt_y += mb_h;
511	}	716	}
		717
512	R->szHint.width_inc = R->TermWin.fwidth;	718	szHint.width_inc = TermWin.fwidth;
513	R->szHint.height_inc = R->TermWin.fheight;	719	szHint.height_inc = TermWin.fheight;
514	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	720	szHint.min_width = szHint.base_width + szHint.width_inc;
515	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	721	szHint.min_height = szHint.base_height + szHint.height_inc;
516		722
517	if (width && width - R->szHint.base_width < max_width) {	723	if (width && width - szHint.base_width < max_width)
		724	{
518	R->szHint.width = width;	725	szHint.width = width;
519	R->TermWin.width = width - R->szHint.base_width;	726	TermWin.width = width - szHint.base_width;
520	} else {	727	}
		728	else
		729	{
521	MIN_IT(R->TermWin.width, max_width);	730	MIN_IT (TermWin.width, max_width);
522	R->szHint.width = R->szHint.base_width + R->TermWin.width;	731	szHint.width = szHint.base_width + TermWin.width;
523	}	732	}
		733
524	if (height && height - R->szHint.base_height < max_height) {	734	if (height && height - szHint.base_height < max_height)
		735	{
525	R->szHint.height = height;	736	szHint.height = height;
526	R->TermWin.height = height - R->szHint.base_height;	737	TermWin.height = height - szHint.base_height;
527	} else {	738	}
		739	else
		740	{
528	MIN_IT(R->TermWin.height, max_height);	741	MIN_IT (TermWin.height, max_height);
529	R->szHint.height = R->szHint.base_height + R->TermWin.height;	742	szHint.height = szHint.base_height + TermWin.height;
530	}	743	}
		744
531	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	745	if (scrollbar_visible () && (options & Opt_scrollBar_right))
532	R->window_sb_x = R->szHint.width - sb_w;	746	window_sb_x = szHint.width - sb_w;
533		747
534	if (recalc_x)	748	if (recalc_x)
535	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	749	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
536	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	750	- szHint.width - 2 * TermWin.ext_bwidth);
537	if (recalc_y)	751	if (recalc_y)
538	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	752	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
539	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	753	- szHint.height - 2 * TermWin.ext_bwidth);
540		754
541	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	755	TermWin.ncol = TermWin.width / TermWin.fwidth;
542	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	756	TermWin.nrow = TermWin.height / TermWin.fheight;
543	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	757	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	758	TermWin.ncol, TermWin.nrow, szHint.width,
545	R->szHint.height));	759	szHint.height));
546	return;	760	return;
547	}	761	}
548		762
549	/*----------------------------------------------------------------------*/	763	/*----------------------------------------------------------------------*/
550	/*	764	/*
551	* Tell the teletype handler what size the window is.	765	* Tell the teletype handler what size the window is.
552	* Called after a window size change.	766	* Called after a window size change.
553	*/	767	*/
554	/* EXTPROTO */
555	void	768	void
556	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	769	rxvt_term::tt_winch ()
557	{	770	{
		771	if (pty.pty < 0)
		772	return;
		773
558	struct winsize ws;	774	struct winsize ws;
559		775
560	if (fd < 0)
561	return;
562	ws.ws_col = col;	776	ws.ws_col = TermWin.ncol;
563	ws.ws_row = row;	777	ws.ws_row = TermWin.nrow;
564	ws.ws_xpixel = ws.ws_ypixel = 0;	778	ws.ws_xpixel = TermWin.width;
565	#ifndef DEBUG_SIZE	779	ws.ws_ypixel = TermWin.height;
566	(void)ioctl(fd, TIOCSWINSZ, &ws);	780	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
567	#else	781
568	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	782	#if 0
569	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	783	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
570	}
571	# ifdef SIGWINCH
572	else if (pid) /* force through to the command */	784	if (cmd_pid) /* force through to the command */
573	kill(pid, SIGWINCH);	785	kill (cmd_pid, SIGWINCH);
574	# endif
575	#endif	786	#endif
576	}	787	}
577		788
578	/*----------------------------------------------------------------------*/	789	/*----------------------------------------------------------------------*/
579	/* rxvt_change_font() - Switch to a new font */	790	/* set_fonts () - load and set the various fonts
580	/*	791	/*
581	* init = 1 - initialize	792	* init = 1 - initialize
582	*	793	*
583	* fontname == FONT_UP - switch to bigger font	794	* fontname == FONT_UP - switch to bigger font
584	* fontname == FONT_DN - switch to smaller font	795	* fontname == FONT_DN - switch to smaller font
585	*/	796	*/
586	/* EXTPROTO */	797	bool
587	void	798	rxvt_term::set_fonts ()
588	rxvt_change_font(pR_ int init, const char *fontname)
589	{	799	{
590	}	800	rxvt_fontset *fs = new rxvt_fontset (this);
		801	rxvt_fontprop prop;
591		802
592	/* INTPROTO */	803	prop.width = prop.height = prop.weight = prop.slant
593	void	804	= rxvt_fontprop::unset;
594	rxvt_font_up_down(pR_ int n, int direction)	805
595	{	806	if (!fs
		807	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed", prop)
		808	|| !fs->realize_font (1))
		809	{
		810	delete fs;
		811	return false;
		812	}
		813
		814	#if ENABLE_STYLES
		815	for (int i = RS_styleCount; --i; )
		816	if (TermWin.fontset[i] != TermWin.fontset[0])
		817	delete TermWin.fontset[i];
		818	#endif
		819
		820	delete TermWin.fontset[0];
		821	TermWin.fontset[0] = fs;
		822
		823	fs->prop = prop = (*fs)[1]->properties ();
		824
		825	TermWin.fwidth = prop.width;
		826	TermWin.fheight = prop.height;
		827	TermWin.fweight = prop.weight;
		828	TermWin.fslant = prop.slant;
		829	TermWin.fbase = (*fs)[1]->ascent;
		830
		831	for (int style = 1; style < 4; style++)
		832	{
		833	#if ENABLE_STYLES
		834	const char *res = rs[Rs_font + style];
		835
		836	if (res && !*res)
		837	TermWin.fontset[style] = TermWin.fontset[0];
		838	else
		839	{
		840	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		841	rxvt_fontprop prop2 = prop;
		842
		843	if (res)
		844	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		845	else
		846	{
		847	res = TermWin.fontset[0]->fontdesc;
		848
		849	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		850	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		851	}
		852
		853	fs->populate (res, prop2);
		854	}
		855	#else
		856	TermWin.fontset[style] = TermWin.fontset[0];
		857	#endif
		858	}
		859
		860	if (TermWin.parent[0])
		861	{
		862	resize_all_windows (0, 0, 0);
		863	scr_remap_chars ();
		864	scr_touch (true);
		865	}
		866
		867	return true;
596	}	868	}
597		869
598	/*----------------------------------------------------------------------*/	870	/*----------------------------------------------------------------------*/
599	/*----------------------------------------------------------------------*/	871	/*----------------------------------------------------------------------*/
600	/* xterm sequences - title, iconName, color (exptl) */	872	/* xterm sequences - title, iconName, color (exptl) */
601	/* EXTPROTO */
602	void	873	void
603	rxvt_set_title(pR_ const char *str)	874	rxvt_term::set_title (const char *str)
604	{	875	{
605	#ifndef SMART_WINDOW_TITLE	876	#ifdef SMART_WINDOW_TITLE
		877	char *name;
		878
		879	if (!XFetchName (display->display, TermWin.parent[0], &name))
		880	name = NULL;
		881
		882	if (name == NULL || strcmp (name, str))
		883	#endif
606	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	884	XStoreName (display->display, TermWin.parent[0], str);
		885
		886	#ifdef SMART_WINDOW_TITLE
		887	if (name)
		888	XFree (name);
		889	#endif
		890	}
		891
		892	void
		893	rxvt_term::set_icon_name (const char *str)
		894	{
		895	#ifdef SMART_WINDOW_TITLE
		896	char *name;
		897
		898	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		899	name = NULL;
		900
		901	if (name == NULL || strcmp (name, str))
		902	#endif
		903	XSetIconName (display->display, TermWin.parent[0], str);
		904
		905	#ifdef SMART_WINDOW_TITLE
		906	if (name)
		907	XFree (name);
		908	#endif
		909	}
		910
		911	#ifdef XTERM_COLOR_CHANGE
		912	void
		913	rxvt_term::set_window_color (int idx, const char *color)
		914	{
		915	rxvt_color xcol;
		916	int i;
		917
		918	if (color == NULL || *color == '\0')
		919	return;
		920
		921	/* handle color aliases */
		922	if (isdigit (*color))
		923	{
		924	i = atoi (color);
		925	if (i >= 8 && i <= 15)
		926	{ /* bright colors */
		927	i -= 8;
		928	# ifndef NO_BRIGHTCOLOR
		929	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		930	SET_PIXCOLOR (idx);
		931	goto Done;
		932	# endif
		933
		934	}
		935	if (i >= 0 && i <= 7)
		936	{ /* normal colors */
		937	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		938	SET_PIXCOLOR (idx);
		939	goto Done;
		940	}
		941	}
		942
		943	if (!rXParseAllocColor (& xcol, color))
		944	return;
		945
		946	/* XStoreColor (display->display, display->cmap, XColor*); */
		947
		948	/*
		949	* FIXME: should free colors here, but no idea how to do it so instead,
		950	* so just keep gobbling up the colormap
		951	*/
		952	# if 0
		953	for (i = Color_Black; i <= Color_White; i++)
		954	if (pix_colors[idx] == pix_colors[i])
		955	break;
		956	if (i > Color_White)
		957	{
		958	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		959	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		960	DisplayPlanes (display->display, display->screen));
		961	}
		962	# endif
		963
		964	pix_colors_focused[idx] = xcol;
		965	SET_PIXCOLOR (idx);
		966
		967	/* XSetWindowAttributes attr; */
		968	/* Cursor cursor; */
		969	Done:
		970	#ifdef OFF_FOCUS_FADING
		971	if (rs[Rs_fade])
		972	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		973	#endif
		974
		975	/*TODO: handle Color_BD, scrollbar background, etc. */
		976
		977	recolour_cursor ();
		978	scr_recolour ();
		979	}
		980
607	#else	981	#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)	982	# define set_window_color (idx,color) ((void)0)
704	#endif /* XTERM_COLOR_CHANGE */	983	#endif /* XTERM_COLOR_CHANGE */
705		984
706	/* EXTPROTO */
707	void	985	void
708	rxvt_recolour_cursor(pR)	986	rxvt_term::recolour_cursor ()
709	{	987	{
710	rxvt_color xcol[2];	988	XColor xcol[2];
711		989
712	#if TODO	990	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
713	xcol[0] = R->PixColors[Color_pointer];	991	? pix_colors_focused[Color_pointer_fg]
714	xcol[1] = R->PixColors[Color_bg];	992	: pix_colors_focused[Color_fg];
715	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	993	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		994	? pix_colors_focused[Color_pointer_bg]
		995	: pix_colors_focused[Color_bg];
		996
		997	XQueryColors (display->display, display->cmap, xcol, 2);
716	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	998	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
717	#endif
718	}	999	}
719		1000
720	/*----------------------------------------------------------------------*/	1001	/*----------------------------------------------------------------------*/
721	/*	1002	/*
722	* find if fg/bg matches any of the normal (low-intensity) colors	1003	* find if fg/bg matches any of the normal (low-intensity) colors
723	*/	1004	*/
724	/* INTPROTO */
725	void	1005	void
726	rxvt_set_colorfgbg(pR)	1006	rxvt_term::set_colorfgbg ()
727	{	1007	{
728	unsigned int i;	1008	unsigned int i;
729	const char *xpmb = "\0";	1009	const char *xpmb = "\0";
730	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1010	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731		1011
732	R->env_colorfgbg =
733	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1012	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
734	STRCPY(fstr, "default");	1013	strcpy (fstr, "default");
735	STRCPY(bstr, "default");	1014	strcpy (bstr, "default");
736	for (i = Color_Black; i <= Color_White; i++)	1015	for (i = Color_Black; i <= Color_White; i++)
737	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1016	if (pix_colors[Color_fg] == pix_colors[i])
		1017	{
738	sprintf(fstr, "%d", (i - Color_Black));	1018	sprintf (fstr, "%d", (i - Color_Black));
739	break;	1019	break;
740	}	1020	}
		1021
741	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1023	if (pix_colors[Color_bg] == pix_colors[i])
		1024	{
743	sprintf(bstr, "%d", (i - Color_Black));	1025	sprintf (bstr, "%d", (i - Color_Black));
744	#ifdef XPM_BACKGROUND	1026	#ifdef XPM_BACKGROUND
745	xpmb = "default;";	1027	xpmb = "default;";
746	#endif	1028	#endif
747	break;	1029	break;
748	}	1030	}
		1031
749	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1032	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750	putenv(R->env_colorfgbg);
751
752	#ifndef NO_BRIGHTCOLOR
753	R->colorfgbg = DEFAULT_RSTYLE;
754	for (i = minCOLOR; i <= maxCOLOR; i++) {
755	if (R->PixColors[Color_fg] == R->PixColors[i])
756	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
757	if (R->PixColors[Color_bg] == R->PixColors[i])
758	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
759	}
760	#endif
761	}	1033	}
762		1034
763	/*----------------------------------------------------------------------*/	1035	/*----------------------------------------------------------------------*/
764	/*	1036	/*
765	* Colour determination for low colour displays, routine from	1037	* Colour determination for low colour displays, routine from
766	* Hans de Goede <hans@highrise.nl>	1038	* Hans de Goede <hans@highrise.nl>
767	*/	1039	*/
768		1040
769	/* EXTPROTO */
770	int	1041	int
771	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1042	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
772	{	1043	{
773	screen_in_out->set(aR_ colour);
774
775	if (!screen_in_out->set(aR_ colour)) {	1044	if (!screen_in_out->set (display, colour))
776	rxvt_print_error("can't allocate colour: %s", colour);	1045	{
		1046	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
777	return false;	1047	return false;
778	}	1048	}
779		1049
780	return true;	1050	return true;
781	}	1051	}
782		1052
783	/* -------------------------------------------------------------------- *	1053	/* -------------------------------------------------------------------- *
784	* - WINDOW RESIZING - *	1054	* - WINDOW RESIZING - *
785	* -------------------------------------------------------------------- */	1055	* -------------------------------------------------------------------- */
786	/* EXTPROTO */
787	void	1056	void
788	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1057	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
789	int ignoreparent)
790	{	1058	{
791	int fix_screen;	1059	int fix_screen;
792		1060
793	#ifdef SMART_RESIZE	1061	#ifdef SMART_RESIZE
794	int old_width = R->szHint.width, old_height = R->szHint.height;	1062	int old_width = szHint.width, old_height = szHint.height;
795	#endif	1063	#endif
796		1064
797	rxvt_window_calc(aR_ width, height);	1065	window_calc (width, height);
798	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1066	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1067
799	if (!ignoreparent) {	1068	if (!ignoreparent)
		1069	{
800	#ifdef SMART_RESIZE	1070	#ifdef SMART_RESIZE
801	/*	1071	/*
802	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1072	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803	* reposition window on resize depending on placement on screen	1073	* reposition window on resize depending on placement on screen
804	*/	1074	*/
805	int x, y, x1, y1;	1075	int x, y, x1, y1;
806	int dx, dy;	1076	int dx, dy;
807	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1077	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808	Window unused_cr;	1078	Window unused_cr;
809		1079
810	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1080	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
811	0, 0, &x, &y, &unused_cr);	1081	0, 0, &x, &y, &unused_cr);
812	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1082	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
813	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1083	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
814	/*	1084	/*
815	* if Xroot isn't the parent window, a WM will probably have offset	1085	* if display->root isn't the parent window, a WM will probably have offset
816	* our position for handles and decorations. Counter it	1086	* our position for handles and decorations. Counter it
817	*/	1087	*/
818	if (x1 != x || y1 != y) {	1088	if (x1 != x || y1 != y)
		1089	{
819	x -= x1;	1090	x -= x1;
820	y -= y1;	1091	y -= y1;
821	}	1092	}
822		1093
823	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1094	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
824	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1095	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
825	dx = old_width - R->szHint.width;	1096	dx = old_width - szHint.width;
826	dy = old_height - R->szHint.height;	1097	dy = old_height - szHint.height;
827		1098
828	/* Check position of the center of the window */	1099	/* Check position of the center of the window */
829	if (x < x1) /* left half */	1100	if (x < x1) /* left half */
830	dx = 0;	1101	dx = 0;
831	else if (x == x1) /* exact center */	1102	else if (x == x1) /* exact center */
832	dx /= 2;	1103	dx /= 2;
833	if (y < y1) /* top half */	1104	if (y < y1) /* top half */
834	dy = 0;	1105	dy = 0;
835	else if (y == y1) /* exact center */	1106	else if (y == y1) /* exact center */
836	dy /= 2;	1107	dy /= 2;
837		1108
838	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1109	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
839	R->szHint.width, R->szHint.height);	1110	szHint.width, szHint.height);
840	#else	1111	#else
841	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1112	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
842	R->szHint.height);
843	#endif	1113	#endif
844	}	1114	}
845		1115
846	fix_screen = (R->TermWin.ncol != R->prev_ncol	1116	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
847	|| R->TermWin.nrow != R->prev_nrow);	1117
848	if (fix_screen || width != R->old_width || height != R->old_height) {	1118	if (fix_screen || width != old_width || height != old_height)
		1119	{
849	if (scrollbar_visible(R)) {	1120	if (scrollbar_visible ())
		1121	{
850	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1122	XMoveResizeWindow (display->display, scrollBar.win,
		1123	window_sb_x, 0,
851	0, scrollbar_TotalWidth(), R->szHint.height);	1124	scrollbar_TotalWidth (), szHint.height);
852	rxvt_Resize_scrollBar(aR);	1125	resize_scrollbar ();
853	}	1126	}
		1127
854	if (menubar_visible(R))	1128	if (menubar_visible ())
855	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1129	XMoveResizeWindow (display->display, menuBar.win,
		1130	window_vt_x, 0,
856	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1131	TermWin_TotalWidth (), menuBar_TotalHeight ());
857	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1132
858	R->window_vt_y, TermWin_TotalWidth(),	1133	XMoveResizeWindow (display->display, TermWin.vt,
		1134	window_vt_x, window_vt_y,
859	TermWin_TotalHeight());	1135	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);	1136	scr_clear ();
866	#ifdef XPM_BACKGROUND	1137	#ifdef XPM_BACKGROUND
867	rxvt_resize_pixmap(aR);	1138	resize_pixmap ();
868	#endif	1139	#endif
869	}	1140	}
870		1141
871	if (fix_screen || R->old_height == 0) {	1142	if (fix_screen || old_height == 0)
		1143	{
872	int curr_screen = -1;	1144	int curr_screen = -1;
873	uint16_t old_ncol = R->prev_ncol;	1145	int old_ncol = prev_ncol;
874		1146
875	/* scr_reset only works on the primary screen */	1147	/* scr_reset only works on the primary screen */
876	if (R->old_height) /* this is not the first time through */	1148	if (old_height) /* this is not the first time through */
		1149	{
		1150	unsigned int ncol = TermWin.ncol;
		1151	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
877	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1152	curr_screen = scr_change_screen (PRIMARY);
878	rxvt_scr_reset(aR);	1153	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	}	1154	}
883	}
884		1155
		1156	scr_reset ();
		1157
		1158	if (curr_screen >= 0) /* this is not the first time through */
		1159	{
		1160	scr_change_screen (curr_screen);
		1161	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1162	}
		1163	}
		1164
885	R->old_width = R->szHint.width;	1165	old_width = szHint.width;
886	R->old_height = R->szHint.height;	1166	old_height = szHint.height;
887		1167
888	#ifdef USE_XIM	1168	#ifdef USE_XIM
889	rxvt_IMSetStatusPosition(aR);	1169	IMSetStatusPosition ();
890	#endif	1170	#endif
891	}	1171	}
892		1172
893	/*	1173	/*
894	* Set the width/height of the vt window in characters. Units are pixels.	1174	* Set the width/height of the vt window in characters. Units are pixels.
895	* good for toggling 80/132 columns	1175	* good for toggling 80/132 columns
896	*/	1176	*/
897	/* EXTPROTO */
898	void	1177	void
899	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1178	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
900	{	1179	{
901	XWindowAttributes wattr;	1180	XWindowAttributes wattr;
902		1181
903	if (width == 0 || height == 0) {	1182	if (width == 0 || height == 0)
		1183	{
904	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1184	XGetWindowAttributes (display->display, display->root, &wattr);
905	if (width == 0)	1185	if (width == 0)
906	width = wattr.width - R->szHint.base_width;	1186	width = wattr.width - szHint.base_width;
907	if (height == 0)	1187	if (height == 0)
908	height = wattr.height - R->szHint.base_height;	1188	height = wattr.height - szHint.base_height;
909	}	1189	}
		1190
910	if (width != R->TermWin.width || height != R->TermWin.height) {	1191	if (width != TermWin.width || height != TermWin.height)
		1192	{
911	width += R->szHint.base_width;	1193	width += szHint.base_width;
912	height += R->szHint.base_height;	1194	height += szHint.base_height;
913	rxvt_resize_all_windows(aR_ width, height, 0);	1195	resize_all_windows (width, height, 0);
914	}	1196	}
915	}	1197	}
916		1198
917	/* -------------------------------------------------------------------- *	1199	/* -------------------------------------------------------------------- *
918	* - X INPUT METHOD ROUTINES - *	1200	* - X INPUT METHOD ROUTINES - *
919	* -------------------------------------------------------------------- */	1201	* -------------------------------------------------------------------- */
920	#ifdef USE_XIM	1202	#ifdef USE_XIM
921	/* INTPROTO */
922	void
923	rxvt_setSize(pR_ XRectangle * size)
924	{
925	size->x = R->TermWin.int_bwidth;
926	size->y = R->TermWin.int_bwidth;
927	size->width = Width2Pixel(R->TermWin.ncol);
928	size->height = Height2Pixel(R->TermWin.nrow);
929	}
930		1203
931	/* INTPROTO */
932	void	1204	void
933	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1205	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
934	{	1206	{
935	*fg = R->PixColors[Color_fg];	1207	fg = pix_colors[Color_fg];
936	*bg = R->PixColors[Color_bg];	1208	bg = pix_colors[Color_bg];
		1209	}
		1210
		1211	void
		1212	rxvt_term::im_set_size (XRectangle &size)
		1213	{
		1214	// the int_bwidth terms make no sense to me
		1215	size.x = TermWin.int_bwidth;
		1216	size.y = TermWin.int_bwidth;
		1217	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1218	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1219	}
		1220
		1221	void
		1222	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1223	XRectangle &status_rect,
		1224	const XRectangle &needed_rect)
		1225	{
		1226	preedit_rect.x = needed_rect.width;
		1227	preedit_rect.y = 0;
		1228	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1229	preedit_rect.height = TermWin.fheight;
		1230
		1231	status_rect.x = 0;
		1232	status_rect.y = 0;
		1233	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1234	status_rect.height = TermWin.fheight;
937	}	1235	}
938		1236
939	/* Checking whether input method is running. */	1237	/* Checking whether input method is running. */
940	/* INTPROTO */
941	Bool	1238	bool
942	rxvt_IMisRunning(pR)	1239	rxvt_term::IMisRunning ()
943	{	1240	{
944	char *p;	1241	char *p;
945	Atom atom;	1242	Atom atom;
946	Window win;	1243	Window win;
947	char server[IMBUFSIZ];	1244	char server[IMBUFSIZ];
948		1245
949	/* get current locale modifier */	1246	/* get current locale modifier */
950	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1247	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1248	{
951	STRCPY(server, "@server=");	1249	strcpy (server, "@server=");
952	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1250	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1251
953	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1252	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
954	*p = '\0';	1253	*p = '\0';
955		1254
956	atom = XInternAtom(R->Xdisplay, server, False);	1255	atom = XInternAtom (display->display, server, False);
957	win = XGetSelectionOwner(R->Xdisplay, atom);	1256	win = XGetSelectionOwner (display->display, atom);
		1257
958	if (win != None)	1258	if (win != None)
959	return True;	1259	return True;
960	}	1260	}
		1261
961	return False;	1262	return False;
962	}	1263	}
963		1264
964	/* EXTPROTO */
965	void	1265	void
966	rxvt_IMSendSpot(pR)	1266	rxvt_term::IMSendSpot ()
967	{	1267	{
968	XPoint spot;	1268	XPoint spot;
969	XVaNestedList preedit_attr;	1269	XVaNestedList preedit_attr;
970		1270
971	if (R->Input_Context == NULL	1271	if (!Input_Context
		1272	|| !TermWin.focus
972	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1273	|| !(input_style & XIMPreeditPosition)
		1274	#if 0
973	|| !(R->event_type == KeyPress	1275	|| !(event_type == KeyPress
974	|| R->event_type == Expose	1276	|| event_type == Expose
975	|| R->event_type == NoExpose	1277	|| event_type == NoExpose
976	|| R->event_type == SelectionNotify	1278	|| event_type == SelectionNotify
977	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1279	|| event_type == ButtonRelease || event_type == FocusIn)
		1280	#endif
978	|| !rxvt_IMisRunning(aR))	1281	|| !IMisRunning ())
979	return;	1282	return;
980		1283
981	rxvt_setPosition(aR_ & spot);	1284	im_set_position (spot);
982		1285
983	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1286	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1287	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985	XFree(preedit_attr);	1288	XFree (preedit_attr);
986	}	1289	}
987		1290
988	/* EXTPROTO */
989	void	1291	void
990	rxvt_setTermFontSet(pR_ int idx)	1292	rxvt_term::im_destroy ()
991	{	1293	{
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,
1003	XRectangle * needed_rect)
1004	{
1005	int mbh, vtx = 0;
1006
1007	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1008	vtx = scrollbar_TotalWidth();
1009	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1010	mbh -= R->TermWin.lineSpace;
1011
1012	preedit_rect->x = needed_rect->width + vtx;
1013	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1014
1015	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1016	+ vtx;
1017	preedit_rect->height = Height2Pixel(1);
1018
1019	status_rect->x = vtx;
1020	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1021
1022	status_rect->width = needed_rect->width ? needed_rect->width
1023	: Width2Pixel(R->TermWin.ncol + 1);
1024	status_rect->height = Height2Pixel(1);
1025	}
1026
1027	/* ARGSUSED */
1028	/* INTPROTO */
1029	void
1030	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1031	__attribute__ ((unused)), XPointer call_data
1032	__attribute__ ((unused)))
1033	{
1034	dR;
1035
1036	R->Input_Context = NULL;
1037	/* To avoid Segmentation Fault in C locale: Solaris only? */
1038	if (STRCMP(R->locale, "C"))
1039	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040	rxvt_IMInstantiateCallback, NULL);
1041	}
1042
1043	/*
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)	1294	if (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	}	1295	{
1087	if (found)	1296	XDestroyIC (Input_Context);
1088	return;	1297	Input_Context = 0;
		1298	}
1089		1299
1090	/* try with XMODIFIERS env. var. */	1300	if (input_method)
1091	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1092	rxvt_IM_get_IC(aR);
1093	return;
1094	}	1301	{
1095		1302	display->put_xim (input_method);
1096	/* try with no modifiers base IF the user didn't specify an IM */	1303	input_method = 0;
1097	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1304	}
1098	&& rxvt_IM_get_IC(aR) == True)
1099	return;
1100	}	1305	}
1101		1306
1102	/*	1307	/*
1103	* Try to open a XIM with the current modifiers, then see if we can	1308	* Try to open a XIM with the current modifiers, then see if we can
1104	* open a suitable preedit type	1309	* open a suitable preedit type
1105	*/	1310	*/
1106	/* INTPROTO */
1107	Bool	1311	bool
1108	rxvt_IM_get_IC(pR)	1312	rxvt_term::IM_get_IC (const char *modifiers)
1109	{	1313	{
1110	int i, j, found;	1314	int i, j, found;
1111	XIM xim;	1315	XIM xim;
1112	XPoint spot;	1316	XPoint spot;
1113	XRectangle rect, status_rect, needed_rect;	1317	XRectangle rect, status_rect, needed_rect;
1114	unsigned long fg, bg;	1318	unsigned long fg, bg;
1115	const char *p;	1319	const char *p;
1116	char **s;	1320	char **s;
1117	XIMStyles *xim_styles;	1321	XIMStyles *xim_styles;
1118	XVaNestedList preedit_attr, status_attr;
1119	XIMCallback ximcallback;
1120		1322
		1323	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1324	return false;
		1325
1121	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1326	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1122	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1327	input_method = display->get_xim (locale, modifiers);
1123	if (xim == NULL)	1328	if (input_method == NULL)
1124	return False;	1329	return false;
1125		1330
		1331	xim = input_method->xim;
		1332
1126	xim_styles = NULL;	1333	xim_styles = NULL;
1127	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1334	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128	|| !xim_styles || !xim_styles->count_styles) {	1335	|| !xim_styles || !xim_styles->count_styles)
1129	XCloseIM(xim);	1336	{
		1337	im_destroy ();
1130	return False;	1338	return false;
1131	}	1339	}
1132		1340
1133	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1341	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1134	: "OverTheSpot,OffTheSpot,Root";
1135	s = rxvt_splitcommastring(p);	1342	s = rxvt_splitcommastring (p);
		1343
1136	for (i = found = 0; !found && s[i]; i++) {	1344	for (i = found = 0; !found && s[i]; i++)
		1345	{
1137	if (!STRCMP(s[i], "OverTheSpot"))	1346	if (!strcmp (s[i], "OverTheSpot"))
1138	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1347	input_style = (XIMPreeditPosition | XIMStatusNothing);
1139	else if (!STRCMP(s[i], "OffTheSpot"))	1348	else if (!strcmp (s[i], "OffTheSpot"))
1140	R->input_style = (XIMPreeditArea | XIMStatusArea);	1349	input_style = (XIMPreeditArea | XIMStatusArea);
1141	else if (!STRCMP(s[i], "Root"))	1350	else if (!strcmp (s[i], "Root"))
1142	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1351	input_style = (XIMPreeditNothing | XIMStatusNothing);
1143		1352
1144	for (j = 0; j < xim_styles->count_styles; j++)	1353	for (j = 0; j < xim_styles->count_styles; j++)
1145	if (R->input_style == xim_styles->supported_styles[j]) {	1354	if (input_style == xim_styles->supported_styles[j])
		1355	{
1146	found = 1;	1356	found = 1;
		1357	break;
		1358	}
		1359	}
		1360
		1361	for (i = 0; s[i]; i++)
		1362	free (s[i]);
		1363
		1364	free (s);
		1365	XFree (xim_styles);
		1366
		1367	if (!found)
		1368	{
		1369	im_destroy ();
		1370	return false;
		1371	}
		1372
		1373	XFontSet fs = 0;
		1374	XVaNestedList preedit_attr = 0, status_attr = 0;
		1375
		1376	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1377	{
		1378	// fake us a font-set, please
		1379	char **missing_charset_list;
		1380	int missing_charset_count;
		1381	char *def_string;
		1382	char pat[512];
		1383
		1384	sprintf (pat,
		1385	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1386	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1387	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1388	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1389	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1390	"*",
		1391	TermWin.fheight,
		1392	TermWin.fheight + 1, TermWin.fheight - 1,
		1393	TermWin.fheight - 2, TermWin.fheight + 2);
		1394
		1395	fs = XCreateFontSet (display->display, pat,
		1396	&missing_charset_list, &missing_charset_count, &def_string);
		1397
		1398	if (missing_charset_list)
		1399	XFreeStringList (missing_charset_list);
		1400
		1401	if (!fs)
		1402	{
		1403	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1404	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1405	}
		1406	}
		1407
		1408	if (input_style & XIMPreeditPosition)
		1409	{
		1410	im_set_size (rect);
		1411	im_set_position (spot);
		1412	im_set_color (fg, bg);
		1413
		1414	preedit_attr = XVaCreateNestedList (0,
		1415	XNForeground, fg,
		1416	XNBackground, bg,
		1417	XNArea, &rect,
		1418	XNSpotLocation, &spot,
		1419	XNFontSet, fs,
		1420	NULL);
		1421	}
		1422	else if (input_style & XIMPreeditArea)
		1423	{
		1424	im_set_color (fg, bg);
		1425
		1426	/*
		1427	* The necessary width of preedit area is unknown
		1428	* until create input context.
		1429	*/
		1430	needed_rect.width = 0;
		1431	im_set_preedit_area (rect, status_rect, needed_rect);
		1432
		1433	preedit_attr = XVaCreateNestedList (0,
		1434	XNForeground, fg,
		1435	XNBackground, bg,
		1436	XNArea, &rect,
		1437	XNFontSet, fs,
		1438	NULL);
		1439	status_attr = XVaCreateNestedList (0,
		1440	XNForeground, fg,
		1441	XNBackground, bg,
		1442	XNArea, &status_rect,
		1443	XNFontSet, fs,
		1444	NULL);
		1445	}
		1446
		1447	Input_Context = XCreateIC (xim,
		1448	XNInputStyle, input_style,
		1449	XNClientWindow, TermWin.vt,
		1450	XNFocusWindow, TermWin.parent[0],
		1451	preedit_attr ? XNPreeditAttributes : NULL,
		1452	preedit_attr,
		1453	status_attr ? XNStatusAttributes : NULL,
		1454	status_attr, NULL);
		1455
		1456	if (preedit_attr) XFree (preedit_attr);
		1457	if (status_attr) XFree (status_attr);
		1458	if (fs) XFreeFontSet (display->display, fs);
		1459
		1460	if (Input_Context == NULL)
		1461	{
		1462	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1463	im_destroy ();
		1464	return false;
		1465	}
		1466
		1467	if (input_style & XIMPreeditArea)
		1468	IMSetStatusPosition ();
		1469
		1470	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1471	return true;
		1472	}
		1473
		1474	void
		1475	rxvt_term::im_cb ()
		1476	{
		1477	int i, found, had_im;
		1478	const char *p;
		1479	char **s;
		1480	char buf[IMBUFSIZ];
		1481
		1482	im_destroy ();
		1483
		1484	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1485	if (Input_Context)
		1486	return;
		1487
		1488	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1489	if (rs[Rs_imLocale])
		1490	SET_LOCALE (rs[Rs_imLocale]);
		1491	#endif
		1492
		1493	p = rs[Rs_inputMethod];
		1494	if (p && *p)
		1495	{
		1496	bool found = false;
		1497
		1498	s = rxvt_splitcommastring (p);
		1499	for (i = 0; s[i]; i++)
		1500	{
		1501	if (*s[i])
		1502	{
		1503	strcpy (buf, "@im=");
		1504	strncat (buf, s[i], IMBUFSIZ - 5);
		1505	if (IM_get_IC (buf))
		1506	{
		1507	found = true;
1147	break;	1508	break;
		1509	}
1148	}	1510	}
1149	}	1511	}
1150	for (i = 0; s[i]; i++)	1512	for (i = 0; s[i]; i++)
1151	free(s[i]);	1513	free (s[i]);
1152	free(s);	1514	free (s);
1153	XFree(xim_styles);
1154		1515
1155	if (!found) {	1516	if (found)
1156	XCloseIM(xim);	1517	goto done;
1157	return False;
1158	}	1518	}
1159		1519
1160	ximcallback.callback = rxvt_IMDestroyCallback;	1520	/* try with XMODIFIERS env. var. */
		1521	if (IM_get_IC (""))
		1522	goto done;
1161		1523
1162	/* XXX: not sure why we need this (as well as IC one below) */	1524	/* try with no modifiers base IF the user didn't specify an IM */
1163	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1525	if (IM_get_IC ("@im=none"))
		1526	goto done;
1164		1527
1165	preedit_attr = status_attr = NULL;	1528	done:
1166		1529	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167	if (R->input_style & XIMPreeditPosition) {	1530	if (rs[Rs_imLocale])
1168	rxvt_setSize(aR_ & rect);	1531	SET_LOCALE (locale);
1169	rxvt_setPosition(aR_ & spot);	1532	#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	}	1533	}
1219		1534
1220	/* EXTPROTO */
1221	void	1535	void
1222	rxvt_IMSetStatusPosition(pR)	1536	rxvt_term::IMSetStatusPosition ()
1223	{	1537	{
1224	XRectangle preedit_rect, status_rect, *needed_rect;	1538	XRectangle preedit_rect, status_rect, *needed_rect;
1225	XVaNestedList preedit_attr, status_attr;	1539	XVaNestedList preedit_attr, status_attr;
1226		1540
1227	if (R->Input_Context == NULL	1541	if (!Input_Context
		1542	|| !TermWin.focus
1228	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1543	|| !(input_style & XIMPreeditArea)
1229	|| !rxvt_IMisRunning(aR))	1544	|| !IMisRunning ())
1230	return;	1545	return;
1231		1546
1232	/* Getting the necessary width of preedit area */	1547	/* Getting the necessary width of preedit area */
1233	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1548	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1549	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235	XFree(status_attr);	1550	XFree (status_attr);
1236		1551
1237	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1552	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1553	XFree (needed_rect);
1238		1554
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1555	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1556	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241		1557
1242	XSetICValues(R->Input_Context,	1558	XSetICValues (Input_Context,
1243	XNPreeditAttributes, preedit_attr,	1559	XNPreeditAttributes, preedit_attr,
1244	XNStatusAttributes, status_attr, NULL);	1560	XNStatusAttributes, status_attr, NULL);
1245		1561
1246	XFree(preedit_attr);	1562	XFree (preedit_attr);
1247	XFree(status_attr);	1563	XFree (status_attr);
1248	}	1564	}
1249	#endif /* USE_XIM */	1565	#endif /* USE_XIM */
1250		1566
1251	/*----------------------------------------------------------------------*/	1567	/*----------------------------------------------------------------------*/
1252	rxvt_t rxvt_current_term;	1568	rxvt_t rxvt_current_term;

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