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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.15 by pcg, Thu Dec 18 05:45:11 2003 UTC vs.
Revision 1.94 by root, Sun Aug 15 22:09:24 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.15 2003/12/18 05:45:11 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.
…		…
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#include <cstring>	47	#include <cstring>
48		48
		49	vector<rxvt_term *> rxvt_term::termlist;
		50
49	static char curlocale[128];	51	static char curlocale[128];
50		52
51	void	53	bool
52	rxvt_set_locale (const char *locale)	54	rxvt_set_locale (const char *locale)
53	{	55	{
54	if (locale && strncmp (locale, curlocale, 128))	56	if (!locale || !strncmp (locale, curlocale, 128))
55	{	57	return false;
		58
56	strncpy (curlocale, locale, 128);	59	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	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)
58	}	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;
59	}	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
60		127
61	void *	128	void *
62	rxvt_term::operator new (size_t s)	129	rxvt_term::operator new (size_t s)
63	{	130	{
64	void *p = malloc (s);	131	void *p = malloc (s);
65		132
66	MEMSET (p, 0, s);	133	memset (p, 0, s);
67	return p;	134	return p;
68	}	135	}
69		136
70	void	137	void
71	rxvt_term::operator delete (void *p, size_t s)	138	rxvt_term::operator delete (void *p, size_t s)
72	{	139	{
73	free (p);	140	free (p);
74	}	141	}
75		142
76	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
77	: pty_ev (this, &rxvt_term::pty_cb),	144	:
		145	#if TRANSPARENT
		146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		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
78	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	168	#endif
81	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	176	vt_ev (this, &rxvt_term::x_cb),
		177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
85	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
86	check_ev (this, &rxvt_term::check_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
87	incr_ev (this, &rxvt_term::incr_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
88	{	182	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		184
		185	termlist.push_back (this);
90	}	186	}
91		187
92	rxvt_term::~rxvt_term ()	188	rxvt_term::~rxvt_term ()
93	{	189	{
		190	termlist.erase (find (termlist.begin (), termlist.end(), this));
		191
		192	if (cmd_pid)
		193	kill (-cmd_pid, SIGHUP);
		194
		195	pty.put ();
		196
		197	#ifdef UTMP_SUPPORT
		198	privileged_utmp (RESTORE);
		199	#endif
		200
		201	delete TermWin.fontset;
		202
		203	if (display)
		204	{
		205	selection_clear ();
		206
		207	#ifdef USE_XIM
		208	im_destroy ();
		209	#endif
		210	#ifdef MENUBAR
		211	if (menubarGC) XFreeGC (display->display, menubarGC);
		212	#endif
		213	#ifdef XTERM_SCROLLBAR
		214	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		215	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		216	#endif
		217	#ifdef PLAIN_SCROLLBAR
		218	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		219	#endif
		220	#ifdef NEXT_SCROLLBAR
		221	if (blackGC) XFreeGC (display->display, blackGC);
		222	if (whiteGC) XFreeGC (display->display, whiteGC);
		223	if (grayGC) XFreeGC (display->display, grayGC);
		224	if (darkGC) XFreeGC (display->display, darkGC);
		225	if (stippleGC) XFreeGC (display->display, stippleGC);
		226	if (dimple) XFreePixmap (display->display, dimple);
		227	if (upArrow) XFreePixmap (display->display, upArrow);
		228	if (downArrow) XFreePixmap (display->display, downArrow);
		229	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		230	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		231	#endif
		232	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		233	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		234	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		235	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		236	#endif
		237	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		238
		239	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		240	delete menuBar.drawable;
		241	//if (menuBar.win)
		242	// XDestroyWindow (display->display, menuBar.win);
		243	#endif
		244	delete TermWin.drawable;
		245	// destroy all windows
		246	if (TermWin.parent[0])
		247	XDestroyWindow (display->display, TermWin.parent[0]);
		248	}
		249
		250	// TODO: free pixcolours, colours should become part of rxvt_display
		251
		252	delete pix_colors_focused;
		253	#ifdef OFF_FOCUS_FADING
		254	delete pix_colors_unfocused;
		255	#endif
		256
		257	displays.put (display);
		258
94	scr_release ();	259	scr_release ();
95		260
		261	/* clear all resources */
		262	for (int i = 0; i < allocated.size (); i++)
		263	free (allocated[i]);
		264
		265	free (selection.text);
		266	// TODO: manage env vars in child only(!)
		267	free (env_windowid);
		268	free (env_display);
		269	free (env_term);
		270	free (env_colorfgbg);
96	free (locale);	271	free (locale);
		272	#if 0
97	free (codeset);	273	free (codeset);
98
99	#ifndef NO_SETOWNER_TTYDEV
100	rxvt_privileged_ttydev (this, RESTORE);
101	#endif	274	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		275
113	if (cmd_fd >= 0)	276	delete envv;
114	close (cmd_fd);	277	delete argv;
115
116	if (Xfd >= 0)
117	XCloseDisplay (Xdisplay);
118
119	delete PixColors;
120	}	278	}
121		279
122	void	280	void
123	rxvt_term::destroy ()	281	rxvt_term::destroy ()
124	{	282	{
		283	if (destroy_ev.active)
		284	return;
		285
		286	#if ENABLE_OVERLAY
		287	scr_overlay_off ();
		288	#endif
		289
		290	if (display)
		291	{
		292	#if USE_XIM
		293	im_ev.stop (display);
		294	#endif
		295	#if HAVE_SCROLLBARS
		296	scrollbar_ev.stop (display);
		297	#endif
		298	#if MENUBAR
		299	menubar_ev.stop (display);
		300	#endif
		301	#if TRANSPARENT
		302	rootwin_ev.stop (display);
		303	#endif
		304	incr_ev.stop ();
		305	termwin_ev.stop (display);
		306	vt_ev.stop (display);
		307	}
		308
125	check_ev.stop ();	309	check_ev.stop ();
126	pty_ev.stop ();	310	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	311	#ifdef CURSOR_BLINK
		312	cursor_blink_ev.stop ();
		313	#endif
		314	#ifdef TEXT_BLINK
129	blink_ev.stop ();	315	text_blink_ev.stop ();
		316	#endif
		317	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		318	cont_scroll_ev.stop ();
		319	#endif
		320	#ifdef SELECTION_SCROLLING
		321	sel_scroll_ev.stop ();
130	#endif	322	#endif
131	#ifdef POINTER_BLANK	323	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	324	pointer_ev.stop ();
133	#endif	325	#endif
134		326
…		…
142		334
143	delete this;	335	delete this;
144	}	336	}
145		337
146	/*----------------------------------------------------------------------*/	338	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */	339	/* rxvt_init () */
148	/* LIBPROTO */	340	bool
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)	341	rxvt_term::init (int argc, const char *const *argv)
151	{	342	{
152	SET_R (new rxvt_term);	343	SET_R (this);
153	dR;
154		344
155	if (!R->init_vars () || !R->init (argc, argv))	345	if (!init_vars ())
156	{	346	return false;
157	delete R;	347
158	return NULL;	348	init_secondary ();
		349
		350	const char **cmd_argv = init_resources (argc, argv);
		351
		352	set_locale ("");
		353
		354	#if MENUBAR_MAX
		355	menubar_read (rs[Rs_menu]);
		356	#endif
		357	#ifdef HAVE_SCROLLBARS
		358	if (options & Opt_scrollBar)
		359	scrollBar.setIdle (); /* set existence for size calculations */
		360	#endif
		361
		362	create_windows (argc, argv);
		363
		364	init_xlocale ();
		365
		366	scr_reset (); /* initialize screen */
		367
		368	#if 0
		369	XSynchronize (display->display, True);
		370	#endif
		371
		372	#ifdef HAVE_SCROLLBARS
		373	if (options & Opt_scrollBar)
		374	resize_scrollbar (); /* create and map scrollbar */
		375	#endif
		376	#if (MENUBAR_MAX)
		377	if (menubar_visible ())
		378	XMapWindow (display->display, menuBar.win);
		379	#endif
		380	#ifdef TRANSPARENT
		381	if (options & Opt_transparent)
159	}	382	{
		383	XSelectInput (display->display, display->root, PropertyChangeMask);
		384	check_our_parents ();
		385	rootwin_ev.start (display, display->root);
		386	}
		387	#endif
160		388
		389	XMapWindow (display->display, TermWin.vt);
		390	XMapWindow (display->display, TermWin.parent[0]);
		391
		392	init_command (cmd_argv);
		393
		394	pty_ev.start (pty.pty, EVENT_READ);
		395
		396	check_ev.start ();
		397
161	return R;	398	return true;
162	}	399	}
163		400
164	/* EXTPROTO */	401	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		402
165	void	403	void
166	rxvt_init_signals ()	404	rxvt_init ()
167	{	405	{
168	/* install exit handler for cleanup */	406	/* install exit handler for cleanup */
169	#if 0	407	#if 0
170	#ifdef HAVE_ATEXIT	408	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);	409	atexit (rxvt_clean_exit);
172	#else	410	#else
173	#endif	411	#endif
174	#endif	412	#endif
		413	/*
		414	* Save and then give up any super-user privileges
		415	* If we need privileges in any area then we must specifically request it.
		416	* We should only need to be root in these cases:
		417	* 1. write utmp entries on some systems
		418	* 2. chown tty on some systems
		419	*/
		420	rxvt_privileges (SAVE);
		421	rxvt_privileges (IGNORE);
175		422
176	struct sigaction sa;	423	struct sigaction sa;
177		424
178	sigfillset (&sa.sa_mask);	425	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;	426	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
…		…
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);	429	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);	430	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);	431	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);	432	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186		433
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	434	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */	435	/* signal (SIGURG, SIG_DFL); */
189		436
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	437	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	438	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	#if HAVE_XSETLOCALE || HAVE_SETLOCALE
208	locale = strdup (setlocale (LC_CTYPE, ""));
209	#endif
210	#if HAVE_NL_LANGINFO
211	codeset = strdup (nl_langinfo (CODESET));
212	#endif
213
214	init_secondary ();
215
216	const char **cmd_argv = init_resources (argc, argv);
217
218	#if (MENUBAR_MAX)
219	rxvt_menubar_read (this, rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	rxvt_Create_Windows (this, argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	rxvt_Gr_reset (this); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	rxvt_check_our_parents (this);
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}	439	}
271		440
272	/* ------------------------------------------------------------------------- *	441	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *	442	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */	443	* ------------------------------------------------------------------------- */
275	/*	444	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died	445	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/	446	*/
		447
		448	void rxvt_term::child_exited (int pid)
		449	{
		450	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		451	if (pid == (*t)->cmd_pid)
		452	{
		453	(*t)->destroy ();
		454	break;
		455	}
		456	}
		457
278	/* ARGSUSED */	458	/* ARGSUSED */
279	/* EXTPROTO */	459	/* INTPROTO */
280	RETSIGTYPE	460	RETSIGTYPE
281	rxvt_Child_signal(int sig __attribute__ ((unused)))	461	rxvt_Child_signal (int sig __attribute__ ((unused)))
282	{	462	{
283	int pid, save_errno = errno;	463	int pid, save_errno = errno;
		464
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	465	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
285	;	466	rxvt_term::child_exited (pid);
		467
286	errno = save_errno;	468	errno = save_errno;
287
288	#if 0
289	if (pid == R->cmd_pid)
290	exit (EXIT_SUCCESS);
291	#endif
292	}	469	}
293		470
294	/*	471	/*
295	* Catch a fatal signal and tidy up before quitting	472	* Catch a fatal signal and tidy up before quitting
296	*/	473	*/
297	/* EXTPROTO */	474	/* INTPROTO */
298	RETSIGTYPE	475	RETSIGTYPE
299	rxvt_Exit_signal(int sig)	476	rxvt_Exit_signal (int sig)
300	{	477	{
301	signal(sig, SIG_DFL);	478	signal (sig, SIG_DFL);
302	#ifdef DEBUG_CMD	479	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);	480	rxvt_warn ("caught signal %d, exiting.\n", sig);
304	#endif	481	#endif
305	rxvt_clean_exit();	482	rxvt_clean_exit ();
306	kill(getpid(), sig);	483	kill (getpid (), sig);
307	}	484	}
308		485
309	/* ARGSUSED */
310	/* INTPROTO */	486	/* INTPROTO */
311	int	487	int
312	rxvt_xerror_handler(const Display * display	488	rxvt_xerror_handler (Display *display, XErrorEvent *event)
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{	489	{
315	dR;
316
317	if (R->allowedxerror == -1)	490	if (GET_R->allowedxerror == -1)
318	R->allowedxerror = event->error_code;	491	GET_R->allowedxerror = event->error_code;
319	else	492	else
320	{	493	{
321	rxvt_print_error("XError: Request: %d . %d, Error: %d",	494	old_xerror_handler (display, event);
322	event->request_code, event->minor_code,
323	event->error_code);
324
325	R->destroy ();	495	GET_R->destroy ();
326	}	496	}
327		497
328	return 0;	498	return 0;
329	}	499	}
330		500
331	/*----------------------------------------------------------------------*/	501	/*----------------------------------------------------------------------*/
332	/*	502	/*
333	* Exit gracefully, clearing the utmp entry and restoring tty attributes	503	* Exit gracefully, clearing the utmp entry and restoring tty attributes
334	* TODO: if debugging, this should free up any known resources if we can	504	* TODO: if debugging, this should free up any known resources if we can
335	*/	505	*/
336	/* EXTPROTO */	506	/* INTPROTO */
337	void	507	void
338	rxvt_clean_exit ()	508	rxvt_clean_exit ()
339	{	509	{
340	dR;	510	// TODO: rxvtd should clean up all ressources
341		511	if (GET_R)
342	R->destroy ();	512	GET_R->destroy ();
343	}	513	}
344		514
345	/* ------------------------------------------------------------------------- *	515	/* ------------------------------------------------------------------------- *
346	* MEMORY ALLOCATION WRAPPERS *	516	* MEMORY ALLOCATION WRAPPERS *
347	* ------------------------------------------------------------------------- */	517	* ------------------------------------------------------------------------- */
348	/* EXTPROTO */	518	/* INTPROTO */
349	void *	519	void *
350	rxvt_malloc(size_t size)	520	rxvt_malloc (size_t size)
351	{	521	{
352	void *p;	522	void *p;
353		523
354	p = malloc(size);	524	p = malloc (size);
355	if (p)	525	if (p)
356	return p;	526	return p;
357		527
358	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	528	rxvt_fatal ("memory allocation failure. aborting.\n");
359	rxvt_clean_exit();
360	exit(EXIT_FAILURE);
361	/* NOTREACHED */	529	/* NOTREACHED */
362	}	530	}
363		531
364	/* EXTPROTO */	532	/* INTPROTO */
365	void *	533	void *
366	rxvt_calloc(size_t number, size_t size)	534	rxvt_calloc (size_t number, size_t size)
367	{	535	{
368	void *p;	536	void *p;
369		537
370	p = calloc(number, size);	538	p = calloc (number, size);
371	if (p)	539	if (p)
372	return p;	540	return p;
373		541
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	542	rxvt_fatal ("memory allocation failure. aborting.\n");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */	543	/* NOTREACHED */
378	}	544	}
379		545
380	/* EXTPROTO */	546	/* INTPROTO */
381	void *	547	void *
382	rxvt_realloc(void *ptr, size_t size)	548	rxvt_realloc (void *ptr, size_t size)
383	{	549	{
384	void *p;	550	void *p;
385		551
386	if (ptr)	552	if (ptr)
387	p = realloc(ptr, size);	553	p = realloc (ptr, size);
388	else	554	else
389	p = malloc(size);	555	p = malloc (size);
		556
390	if (p)	557	if (p)
391	return p;	558	return p;
392		559
393	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	560	rxvt_fatal ("memory allocation failure. aborting.\n");
394	rxvt_clean_exit();
395	exit(EXIT_FAILURE);
396	/* NOTREACHED */	561	/* NOTREACHED */
397	}	562	}
398		563
399	/* ------------------------------------------------------------------------- *	564	/* ------------------------------------------------------------------------- *
400	* PRIVILEGED OPERATIONS *	565	* PRIVILEGED OPERATIONS *
401	* ------------------------------------------------------------------------- */	566	* ------------------------------------------------------------------------- */
402	/* take care of suid/sgid super-user (root) privileges */	567	/* take care of suid/sgid super-user (root) privileges */
403	/* INTPROTO */
404	void	568	void
405	rxvt_privileges(pR_ int mode)	569	rxvt_privileges (rxvt_privaction action)
406	{	570	{
		571	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		572	static uid_t euid;
		573	static gid_t egid;
		574	#endif
		575
407	#if ! defined(__CYGWIN32__)	576	#if ! defined(__CYGWIN32__)
408	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	577	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
409	/* setreuid() is the poor man's setuid(), seteuid() */	578	/* setreuid () is the poor man's setuid (), seteuid () */
410	# define seteuid(a) setreuid(-1, (a))	579	# define seteuid(a) setreuid(-1, (a))
411	# define setegid(a) setregid(-1, (a))	580	# define setegid(a) setregid(-1, (a))
412	# define HAVE_SETEUID	581	# define HAVE_SETEUID
413	# endif	582	# endif
414	# ifdef HAVE_SETEUID	583	# ifdef HAVE_SETEUID
415	switch (mode) {	584	switch (action)
		585	{
416	case IGNORE:	586	case IGNORE:
417	/*	587	/*
418	* change effective uid/gid - not real uid/gid - so we can switch	588	* change effective uid/gid - not real uid/gid - so we can switch
419	* back to root later, as required	589	* back to root later, as required
420	*/	590	*/
421	seteuid(getuid());	591	seteuid (getuid ());
422	setegid(getgid());	592	setegid (getgid ());
423	break;	593	break;
424	case SAVE:	594	case SAVE:
425	R->euid = geteuid();	595	euid = geteuid ();
426	R->egid = getegid();	596	egid = getegid ();
427	break;	597	break;
428	case RESTORE:	598	case RESTORE:
429	seteuid(R->euid);	599	seteuid (euid);
430	setegid(R->egid);	600	setegid (egid);
431	break;	601	break;
432	}	602	}
433	# else	603	# else
434	switch (mode) {	604	switch (action)
		605	{
435	case IGNORE:	606	case IGNORE:
436	setuid(getuid());	607	setuid (getuid ());
437	setgid(getgid());	608	setgid (getgid ());
438	/* FALLTHROUGH */	609	/* FALLTHROUGH */
439	case SAVE:	610	case SAVE:
440	/* FALLTHROUGH */	611	/* FALLTHROUGH */
441	case RESTORE:	612	case RESTORE:
442	break;	613	break;
443	}	614	}
444	# endif	615	# endif
445	#endif	616	#endif
446	}	617	}
447		618
448	#ifdef UTMP_SUPPORT	619	#ifdef UTMP_SUPPORT
449	/* EXTPROTO */
450	void	620	void
451	rxvt_privileged_utmp(pR_ char action)	621	rxvt_term::privileged_utmp (rxvt_privaction action)
452	{	622	{
453	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
454	action, R->next_utmp_action, getpid()));
455	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
456	|| (R->Options & Opt_utmpInhibit)	623	if ((options & Opt_utmpInhibit)
457	|| R->ttydev == NULL || *R->ttydev == '\0')	624	|| !pty.name || !*pty.name)
458	return;	625	return;
459		626
460	rxvt_privileges(aR_ RESTORE);	627	rxvt_privileges (RESTORE);
		628
461	if (action == SAVE) {	629	if (action == SAVE)
462	R->next_utmp_action = RESTORE;	630	makeutent (pty.name, rs[Rs_display_name]);
463	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	631	else
464	} else { /* action == RESTORE */	632	cleanutent ();
465	R->next_utmp_action = IGNORE;	633
466	rxvt_cleanutent(aR);
467	}
468	rxvt_privileges(aR_ IGNORE);	634	rxvt_privileges (IGNORE);
469	}
470	#endif
471
472	#ifndef NO_SETOWNER_TTYDEV
473	/* EXTPROTO */
474	void
475	rxvt_privileged_ttydev(pR_ char action)
476	{
477	D_MAIN((stderr,
478	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
479	action, R->next_tty_action, getpid()));
480	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
481	|| R->ttydev == NULL || *R->ttydev == '\0')
482	return;
483
484	rxvt_privileges(aR_ RESTORE);
485
486	if (action == SAVE) {
487	R->next_tty_action = RESTORE;
488	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
489	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
490	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
491	R->next_tty_action = IGNORE;
492	else
493	# endif
494	{
495	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
496	chmod(R->ttydev, R->ttymode);
497	# ifdef HAVE_REVOKE
498	revoke(R->ttydev);
499	# endif
500	}
501	} else { /* action == RESTORE */
502	R->next_tty_action = IGNORE;
503	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
504	chmod(R->ttydev, R->ttyfd_stat.st_mode);
505	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
506	# else
507	chmod(R->ttydev,
508	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
509	chown(R->ttydev, 0, 0);
510	# endif
511	}
512
513	rxvt_privileges(aR_ IGNORE);
514
515	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
516	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
517	action == RESTORE ? "Restoring" : (action ==
518	SAVE ? "Saving" :
519	"UNKNOWN ERROR for"), R->ttydev,
520	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
521	R->ttyfd_stat.st_gid));
522	# endif
523	}	635	}
524	#endif	636	#endif
525		637
526	/*----------------------------------------------------------------------*/	638	/*----------------------------------------------------------------------*/
527	/*	639	/*
528	* window size/position calculcations for XSizeHint and other storage.	640	* window size/position calculcations for XSizeHint and other storage.
529	* if width/height are non-zero then override calculated width/height	641	* if width/height are non-zero then override calculated width/height
530	*/	642	*/
531	/* EXTPROTO */
532	void	643	void
533	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	644	rxvt_term::window_calc (unsigned int width, unsigned int height)
534	{	645	{
535	short recalc_x, recalc_y;	646	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	647	int x, y, sb_w, mb_h, flags;
537	unsigned int w, h;	648	unsigned int w, h;
538	unsigned int max_width, max_height;	649	unsigned int max_width, max_height;
539		650
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	651	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	652	TermWin.ncol, TermWin.nrow, szHint.width,
542	R->szHint.height));	653	szHint.height));
543	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	654	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	R->szHint.win_gravity = NorthWestGravity;	655	szHint.win_gravity = NorthWestGravity;
545	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		657
547	recalc_x = recalc_y = 0;	658	recalc_x = recalc_y = 0;
548	flags = 0;	659	flags = 0;
549	if (!R->parsed_geometry) {	660	if (!parsed_geometry)
		661	{
550	R->parsed_geometry = 1;	662	parsed_geometry = 1;
551	if (R->rs[Rs_geometry])	663	if (rs[Rs_geometry])
552	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
553	if (flags & WidthValue) {	665	if (flags & WidthValue)
		666	{
554	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
555	R->szHint.flags |= USSize;	668	szHint.flags |= USSize;
556	}	669	}
557	if (flags & HeightValue) {	670	if (flags & HeightValue)
		671	{
558	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
559	R->szHint.flags |= USSize;	673	szHint.flags |= USSize;
560	}	674	}
561	if (flags & XValue) {	675	if (flags & XValue)
		676	{
562	R->szHint.x = x;	677	szHint.x = x;
563	R->szHint.flags |= USPosition;	678	szHint.flags |= USPosition;
564	if (flags & XNegative) {	679	if (flags & XNegative)
		680	{
565	recalc_x = 1;	681	recalc_x = 1;
566	R->szHint.win_gravity = NorthEastGravity;	682	szHint.win_gravity = NorthEastGravity;
567	}	683	}
568	}	684	}
569	if (flags & YValue) {	685	if (flags & YValue)
		686	{
570	R->szHint.y = y;	687	szHint.y = y;
571	R->szHint.flags |= USPosition;	688	szHint.flags |= USPosition;
572	if (flags & YNegative) {	689	if (flags & YNegative)
		690	{
573	recalc_y = 1;	691	recalc_y = 1;
574	if (R->szHint.win_gravity == NorthEastGravity)	692	if (szHint.win_gravity == NorthEastGravity)
575	R->szHint.win_gravity = SouthEastGravity;	693	szHint.win_gravity = SouthEastGravity;
576	else	694	else
577	R->szHint.win_gravity = SouthWestGravity;	695	szHint.win_gravity = SouthWestGravity;
578	}	696	}
579	}	697	}
580	}	698	}
		699
581	/* TODO: BOUNDS */	700	/* TODO: BOUNDS */
582	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	701	TermWin.width = TermWin.ncol * TermWin.fwidth;
583	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	702	TermWin.height = TermWin.nrow * TermWin.fheight;
584	max_width = MAX_COLS * R->TermWin.fwidth;	703	max_width = MAX_COLS * TermWin.fwidth;
585	max_height = MAX_ROWS * R->TermWin.fheight;	704	max_height = MAX_ROWS * TermWin.fheight;
586		705
587	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
588		707
589	sb_w = mb_h = 0;	708	sb_w = mb_h = 0;
590	R->window_vt_x = R->window_vt_y = 0;	709	window_vt_x = window_vt_y = TermWin.int_bwidth;
		710
591	if (scrollbar_visible(R)) {	711	if (scrollbar_visible ())
		712	{
592	sb_w = scrollbar_TotalWidth();	713	sb_w = scrollbar_TotalWidth ();
593	R->szHint.base_width += sb_w;	714	szHint.base_width += sb_w;
594	if (!(R->Options & Opt_scrollBar_right))	715	if (!(options & Opt_scrollBar_right))
595	R->window_vt_x = sb_w;	716	window_vt_x += sb_w;
596	}	717	}
		718
597	if (menubar_visible(R)) {	719	if (menubar_visible ())
		720	{
598	mb_h = menuBar_TotalHeight();	721	mb_h = menuBar_TotalHeight ();
599	R->szHint.base_height += mb_h;	722	szHint.base_height += mb_h;
600	R->window_vt_y = mb_h;	723	window_vt_y += mb_h;
601	}	724	}
		725
602	R->szHint.width_inc = R->TermWin.fwidth;	726	szHint.width_inc = TermWin.fwidth;
603	R->szHint.height_inc = R->TermWin.fheight;	727	szHint.height_inc = TermWin.fheight;
604	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	728	szHint.min_width = szHint.base_width + szHint.width_inc;
605	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	729	szHint.min_height = szHint.base_height + szHint.height_inc;
606		730
607	if (width && width - R->szHint.base_width < max_width) {	731	if (width && width - szHint.base_width < max_width)
		732	{
608	R->szHint.width = width;	733	szHint.width = width;
609	R->TermWin.width = width - R->szHint.base_width;	734	TermWin.width = width - szHint.base_width;
610	} else {	735	}
		736	else
		737	{
611	MIN_IT(R->TermWin.width, max_width);	738	MIN_IT (TermWin.width, max_width);
612	R->szHint.width = R->szHint.base_width + R->TermWin.width;	739	szHint.width = szHint.base_width + TermWin.width;
613	}	740	}
		741
614	if (height && height - R->szHint.base_height < max_height) {	742	if (height && height - szHint.base_height < max_height)
		743	{
615	R->szHint.height = height;	744	szHint.height = height;
616	R->TermWin.height = height - R->szHint.base_height;	745	TermWin.height = height - szHint.base_height;
617	} else {	746	}
		747	else
		748	{
618	MIN_IT(R->TermWin.height, max_height);	749	MIN_IT (TermWin.height, max_height);
619	R->szHint.height = R->szHint.base_height + R->TermWin.height;	750	szHint.height = szHint.base_height + TermWin.height;
620	}	751	}
		752
621	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
622	R->window_sb_x = R->szHint.width - sb_w;	754	window_sb_x = szHint.width - sb_w;
623		755
624	if (recalc_x)	756	if (recalc_x)
625	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	757	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
626	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	758	- szHint.width - 2 * TermWin.ext_bwidth);
627	if (recalc_y)	759	if (recalc_y)
628	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	760	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
629	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	761	- szHint.height - 2 * TermWin.ext_bwidth);
630		762
631	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	763	TermWin.ncol = TermWin.width / TermWin.fwidth;
632	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	764	TermWin.nrow = TermWin.height / TermWin.fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	765	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	766	TermWin.ncol, TermWin.nrow, szHint.width,
635	R->szHint.height));	767	szHint.height));
636	return;	768	return;
637	}	769	}
638		770
639	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
640	/*	772	/*
641	* Tell the teletype handler what size the window is.	773	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	774	* Called after a window size change.
643	*/	775	*/
644	void	776	void
645	rxvt_term::tt_winch ()	777	rxvt_term::tt_winch ()
646	{	778	{
647	struct winsize ws;	779	if (pty.pty < 0)
648
649	if (cmd_fd < 0)
650	return;	780	return;
		781
		782	struct winsize ws;
651		783
652	ws.ws_col = TermWin.ncol;	784	ws.ws_col = TermWin.ncol;
653	ws.ws_row = TermWin.nrow;	785	ws.ws_row = TermWin.nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	786	ws.ws_xpixel = TermWin.width;
655	#ifndef DEBUG_SIZE	787	ws.ws_ypixel = TermWin.height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
657	#else	789
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	790	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	792	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	793	kill (cmd_pid, SIGWINCH);
663	# endif
664	#endif	794	#endif
665	}	795	}
666		796
667	/*----------------------------------------------------------------------*/	797	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	798	/* rxvt_change_font () - Switch to a new font */
669	/*	799	/*
670	* init = 1 - initialize	800	* init = 1 - initialize
671	*	801	*
672	* fontname == FONT_UP - switch to bigger font	802	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	803	* fontname == FONT_DN - switch to smaller font
674	*/	804	*/
675	/* EXTPROTO */	805	bool
676	void
677	rxvt_change_font(pR_ int init, const char *fontname)	806	rxvt_term::change_font (const char *fontname)
678	{	807	{
679	}	808	if (fontname == FONT_UP)
		809	{
		810	// TODO
		811	}
		812	else if (fontname == FONT_DN)
		813	{
		814	// TODO
		815	}
		816	else
		817	{
		818	rxvt_fontset *fs = new rxvt_fontset (this);
680		819
681	/* INTPROTO */	820	if (fs && fs->populate (fontname ? fontname : "fixed"))
682	void	821	{
		822	delete TermWin.fontset;
		823	TermWin.fontset = fs;
		824	TermWin.fwidth = fs->base_font ()->width;
		825	TermWin.fheight = fs->base_font ()->height;
		826	TermWin.fbase = fs->base_font ()->ascent;
		827
		828	if (TermWin.parent[0])
		829	{
		830	resize_all_windows (0, 0, 0);
		831	scr_remap_chars ();
		832	scr_touch (true);
		833	}
		834
		835	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
		836	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
		837
		838	return true;
		839	}
		840	}
		841
		842	return false;
		843	}
		844
		845	bool
683	rxvt_font_up_down(pR_ int n, int direction)	846	rxvt_term::font_up_down (int n, int direction)
684	{	847	{
		848	return false;
685	}	849	}
686		850
687	/*----------------------------------------------------------------------*/	851	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	852	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	853	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	854	void
692	rxvt_set_title(pR_ const char *str)	855	rxvt_term::set_title (const char *str)
693	{	856	{
694	#ifndef SMART_WINDOW_TITLE	857	#ifdef SMART_WINDOW_TITLE
		858	char *name;
		859
		860	if (!XFetchName (display->display, TermWin.parent[0], &name))
		861	name = NULL;
		862
		863	if (name == NULL || strcmp (name, str))
		864	#endif
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	865	XStoreName (display->display, TermWin.parent[0], str);
		866
		867	#ifdef SMART_WINDOW_TITLE
		868	if (name)
		869	XFree (name);
		870	#endif
		871	}
		872
		873	void
		874	rxvt_term::set_icon_name (const char *str)
		875	{
		876	#ifdef SMART_WINDOW_TITLE
		877	char *name;
		878
		879	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		880	name = NULL;
		881
		882	if (name == NULL || strcmp (name, str))
		883	#endif
		884	XSetIconName (display->display, TermWin.parent[0], str);
		885
		886	#ifdef SMART_WINDOW_TITLE
		887	if (name)
		888	XFree (name);
		889	#endif
		890	}
		891
		892	#ifdef XTERM_COLOR_CHANGE
		893	void
		894	rxvt_term::set_window_color (int idx, const char *color)
		895	{
		896	rxvt_color xcol;
		897	int i;
		898
		899	if (color == NULL || *color == '\0')
		900	return;
		901
		902	/* handle color aliases */
		903	if (isdigit (*color))
		904	{
		905	i = atoi (color);
		906	if (i >= 8 && i <= 15)
		907	{ /* bright colors */
		908	i -= 8;
		909	# ifndef NO_BRIGHTCOLOR
		910	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		911	SET_PIXCOLOR (idx);
		912	goto Done;
		913	# endif
		914
		915	}
		916	if (i >= 0 && i <= 7)
		917	{ /* normal colors */
		918	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		919	SET_PIXCOLOR (idx);
		920	goto Done;
		921	}
		922	}
		923
		924	if (!rXParseAllocColor (& xcol, color))
		925	return;
		926
		927	/* XStoreColor (display->display, display->cmap, XColor*); */
		928
		929	/*
		930	* FIXME: should free colors here, but no idea how to do it so instead,
		931	* so just keep gobbling up the colormap
		932	*/
		933	# if 0
		934	for (i = Color_Black; i <= Color_White; i++)
		935	if (pix_colors[idx] == pix_colors[i])
		936	break;
		937	if (i > Color_White)
		938	{
		939	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		940	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		941	DisplayPlanes (display->display, display->screen));
		942	}
		943	# endif
		944
		945	pix_colors_focused[idx] = xcol;
		946	SET_PIXCOLOR (idx);
		947
		948	/* XSetWindowAttributes attr; */
		949	/* Cursor cursor; */
		950	Done:
		951	#ifdef OFF_FOCUS_FADING
		952	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		953	#endif
		954	if (idx == Color_bg && ! (options & Opt_transparent))
		955	XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]);
		956
		957	/* handle Color_BD, scrollbar background, etc. */
		958
		959	set_colorfgbg ();
		960	recolour_cursor ();
		961	scr_touch (true);
		962	}
		963
696	#else	964	#else
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif
706	}
707
708	/* EXTPROTO */
709	void
710	rxvt_set_iconName(pR_ const char *str)
711	{
712	#ifndef SMART_WINDOW_TITLE
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
714	#else
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif
724	}
725
726	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;
732	int i;
733
734	if (color == NULL || *color == '\0')
735	return;
736
737	/* handle color aliases */
738	if (isdigit(*color)) {
739	i = atoi(color);
740	if (i >= 8 && i <= 15) { /* bright colors */
741	i -= 8;
742	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;
746	# endif
747	}
748	if (i >= 0 && i <= 7) { /* normal colors */
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];
750	SET_PIXCOLOR(R, idx);
751	goto Done;
752	}
753	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757
758	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap
761	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772
773	R->PixColors[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775
776	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */
778	Done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */
784
785	rxvt_set_colorfgbg (aR);
786	R->recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */
788	rxvt_scr_poweron (aR);
789	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	965	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	966	#endif /* XTERM_COLOR_CHANGE */
794		967
795	void	968	void
796	rxvt_term::recolour_cursor ()	969	rxvt_term::recolour_cursor ()
797	{	970	{
798	#if TODO
799	rxvt_color xcol[2];	971	XColor xcol[2];
800		972
801	xcol[0] = PixColors[Color_pointer];	973	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? pix_colors_focused[Color_pointer_fg] : pix_colors_focused[Color_fg];
802	xcol[1] = PixColors[Color_bg];	974	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? pix_colors_focused[Color_pointer_bg] : pix_colors_focused[Color_bg];
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	975	XQueryColors (display->display, display->cmap, xcol, 2);
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	976	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805	#endif
806	}	977	}
807		978
808	/*----------------------------------------------------------------------*/	979	/*----------------------------------------------------------------------*/
809	/*	980	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	981	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	982	*/
812	/* INTPROTO */
813	void	983	void
814	rxvt_set_colorfgbg(pR)	984	rxvt_term::set_colorfgbg ()
815	{	985	{
816	unsigned int i;	986	unsigned int i;
817	const char *xpmb = "\0";	987	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	988	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		989
820	R->env_colorfgbg =	990	env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	991	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");	992	strcpy (fstr, "default");
823	STRCPY(bstr, "default");	993	strcpy (bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	994	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	995	if (pix_colors[Color_fg] == pix_colors[i])
		996	{
826	sprintf(fstr, "%d", (i - Color_Black));	997	sprintf (fstr, "%d", (i - Color_Black));
827	break;	998	break;
828	}	999	}
829	for (i = Color_Black; i <= Color_White; i++)	1000	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1001	if (pix_colors[Color_bg] == pix_colors[i])
		1002	{
831	sprintf(bstr, "%d", (i - Color_Black));	1003	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1004	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	1005	xpmb = "default;";
834	#endif	1006	#endif
835	break;	1007	break;
836	}	1008	}
		1009
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1010	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839		1011
840	#ifndef NO_BRIGHTCOLOR	1012	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;	1013	colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {	1014	for (i = minCOLOR; i <= maxCOLOR; i++)
		1015	{
843	if (R->PixColors[Color_fg] == R->PixColors[i])	1016	if (pix_colors[Color_fg] == pix_colors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1017	colorfgbg = SET_FGCOLOR (colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])	1018	if (pix_colors[Color_bg] == pix_colors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1019	colorfgbg = SET_BGCOLOR (colorfgbg, i);
847	}	1020	}
848	#endif	1021	#endif
849	}	1022	}
850		1023
851	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
852	/*	1025	/*
853	* Colour determination for low colour displays, routine from	1026	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>	1027	* Hans de Goede <hans@highrise.nl>
855	*/	1028	*/
856		1029
857	/* EXTPROTO */
858	int	1030	int
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1031	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860	{	1032	{
861	screen_in_out->set(aR_ colour);
862
863	if (!screen_in_out->set(aR_ colour)) {	1033	if (!screen_in_out->set (display, colour))
864	rxvt_print_error("can't allocate colour: %s", colour);	1034	{
		1035	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865	return false;	1036	return false;
866	}	1037	}
867		1038
868	return true;	1039	return true;
869	}	1040	}
870		1041
871	/* -------------------------------------------------------------------- *	1042	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1043	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1044	* -------------------------------------------------------------------- */
874	/* EXTPROTO */
875	void	1045	void
876	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1046	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
877	int ignoreparent)
878	{	1047	{
879	int fix_screen;	1048	int fix_screen;
880		1049
881	#ifdef SMART_RESIZE	1050	#ifdef SMART_RESIZE
882	int old_width = R->szHint.width, old_height = R->szHint.height;	1051	int old_width = szHint.width, old_height = szHint.height;
883	#endif	1052	#endif
884		1053
885	rxvt_window_calc(aR_ width, height);	1054	window_calc (width, height);
886	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1055	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1056
887	if (!ignoreparent) {	1057	if (!ignoreparent)
		1058	{
888	#ifdef SMART_RESIZE	1059	#ifdef SMART_RESIZE
889	/*	1060	/*
890	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1061	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
891	* reposition window on resize depending on placement on screen	1062	* reposition window on resize depending on placement on screen
892	*/	1063	*/
893	int x, y, x1, y1;	1064	int x, y, x1, y1;
894	int dx, dy;	1065	int dx, dy;
895	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1066	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
896	Window unused_cr;	1067	Window unused_cr;
897		1068
898	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1069	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
899	0, 0, &x, &y, &unused_cr);	1070	0, 0, &x, &y, &unused_cr);
900	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1071	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
901	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1072	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
902	/*	1073	/*
903	* if Xroot isn't the parent window, a WM will probably have offset	1074	* if display->root isn't the parent window, a WM will probably have offset
904	* our position for handles and decorations. Counter it	1075	* our position for handles and decorations. Counter it
905	*/	1076	*/
906	if (x1 != x || y1 != y) {	1077	if (x1 != x || y1 != y)
		1078	{
907	x -= x1;	1079	x -= x1;
908	y -= y1;	1080	y -= y1;
909	}	1081	}
910		1082
911	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1083	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
912	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1084	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
913	dx = old_width - R->szHint.width;	1085	dx = old_width - szHint.width;
914	dy = old_height - R->szHint.height;	1086	dy = old_height - szHint.height;
915		1087
916	/* Check position of the center of the window */	1088	/* Check position of the center of the window */
917	if (x < x1) /* left half */	1089	if (x < x1) /* left half */
918	dx = 0;	1090	dx = 0;
919	else if (x == x1) /* exact center */	1091	else if (x == x1) /* exact center */
920	dx /= 2;	1092	dx /= 2;
921	if (y < y1) /* top half */	1093	if (y < y1) /* top half */
922	dy = 0;	1094	dy = 0;
923	else if (y == y1) /* exact center */	1095	else if (y == y1) /* exact center */
924	dy /= 2;	1096	dy /= 2;
925		1097
926	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1098	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
927	R->szHint.width, R->szHint.height);	1099	szHint.width, szHint.height);
928	#else	1100	#else
929	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1101	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
930	R->szHint.height);
931	#endif	1102	#endif
932	}	1103	}
933		1104
934	fix_screen = (R->TermWin.ncol != R->prev_ncol	1105	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
935	|| R->TermWin.nrow != R->prev_nrow);	1106
936	if (fix_screen || width != R->old_width || height != R->old_height) {	1107	if (fix_screen || width != old_width || height != old_height)
		1108	{
937	if (scrollbar_visible(R)) {	1109	if (scrollbar_visible ())
		1110	{
938	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1111	XMoveResizeWindow (display->display, scrollBar.win,
		1112	window_sb_x, 0,
939	0, scrollbar_TotalWidth(), R->szHint.height);	1113	scrollbar_TotalWidth (), szHint.height);
940	rxvt_Resize_scrollBar(aR);	1114	resize_scrollbar ();
941	}	1115	}
		1116
942	if (menubar_visible(R))	1117	if (menubar_visible ())
943	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1118	XMoveResizeWindow (display->display, menuBar.win,
		1119	window_vt_x, 0,
944	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1120	TermWin_TotalWidth (), menuBar_TotalHeight ());
945	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1121
946	R->window_vt_y, TermWin_TotalWidth(),	1122	XMoveResizeWindow (display->display, TermWin.vt,
		1123	window_vt_x, window_vt_y,
947	TermWin_TotalHeight());	1124	TermWin_TotalWidth (), TermWin_TotalHeight ());
948	#ifdef RXVT_GRAPHICS
949	if (R->old_height)
950	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
951	R->old_height - R->szHint.base_height);
952	#endif
953	rxvt_scr_clear(aR);	1125	scr_clear ();
954	#ifdef XPM_BACKGROUND	1126	#ifdef XPM_BACKGROUND
955	rxvt_resize_pixmap(aR);	1127	resize_pixmap ();
956	#endif	1128	#endif
957	}	1129	}
958		1130
959	if (fix_screen || R->old_height == 0) {	1131	if (fix_screen || old_height == 0)
		1132	{
960	int curr_screen = -1;	1133	int curr_screen = -1;
961	uint16_t old_ncol = R->prev_ncol;	1134	int old_ncol = prev_ncol;
962		1135
963	/* scr_reset only works on the primary screen */	1136	/* scr_reset only works on the primary screen */
964	if (R->old_height) /* this is not the first time through */	1137	if (old_height) /* this is not the first time through */
		1138	{
		1139	unsigned int ncol = TermWin.ncol;
		1140	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
965	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1141	curr_screen = scr_change_screen (PRIMARY);
966		1142	TermWin.ncol = ncol;
967	R->scr_reset();
968
969	if (curr_screen >= 0) { /* this is not the first time through */
970	rxvt_scr_change_screen(aR_ curr_screen);
971	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
972	}	1143	}
973	}
974		1144
		1145	scr_reset ();
		1146
		1147	if (curr_screen >= 0) /* this is not the first time through */
		1148	{
		1149	scr_change_screen (curr_screen);
		1150	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1151	}
		1152	}
		1153
975	R->old_width = R->szHint.width;	1154	old_width = szHint.width;
976	R->old_height = R->szHint.height;	1155	old_height = szHint.height;
977		1156
978	#ifdef USE_XIM	1157	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition(aR);	1158	IMSetStatusPosition ();
980	#endif	1159	#endif
981	}	1160	}
982		1161
983	/*	1162	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1163	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1164	* good for toggling 80/132 columns
986	*/	1165	*/
987	/* EXTPROTO */
988	void	1166	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1167	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
990	{	1168	{
991	XWindowAttributes wattr;	1169	XWindowAttributes wattr;
992		1170
993	if (width == 0 || height == 0) {	1171	if (width == 0 || height == 0)
		1172	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1173	XGetWindowAttributes (display->display, display->root, &wattr);
995	if (width == 0)	1174	if (width == 0)
996	width = wattr.width - R->szHint.base_width;	1175	width = wattr.width - szHint.base_width;
997	if (height == 0)	1176	if (height == 0)
998	height = wattr.height - R->szHint.base_height;	1177	height = wattr.height - szHint.base_height;
999	}	1178	}
		1179
1000	if (width != R->TermWin.width || height != R->TermWin.height) {	1180	if (width != TermWin.width || height != TermWin.height)
		1181	{
1001	width += R->szHint.base_width;	1182	width += szHint.base_width;
1002	height += R->szHint.base_height;	1183	height += szHint.base_height;
1003	rxvt_resize_all_windows(aR_ width, height, 0);	1184	resize_all_windows (width, height, 0);
1004	}	1185	}
1005	}	1186	}
1006		1187
1007	/* -------------------------------------------------------------------- *	1188	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1189	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1190	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1191	#ifdef USE_XIM
1011	/* INTPROTO */
1012	void
1013	rxvt_setSize(pR_ XRectangle * size)
1014	{
1015	size->x = R->TermWin.int_bwidth;
1016	size->y = R->TermWin.int_bwidth;
1017	size->width = Width2Pixel(R->TermWin.ncol);
1018	size->height = Height2Pixel(R->TermWin.nrow);
1019	}
1020		1192
1021	/* INTPROTO */
1022	void	1193	void
1023	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1194	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1024	{	1195	{
1025	*fg = R->PixColors[Color_fg];	1196	fg = pix_colors[Color_fg];
1026	*bg = R->PixColors[Color_bg];	1197	bg = pix_colors[Color_bg];
		1198	}
		1199
		1200	void
		1201	rxvt_term::im_set_size (XRectangle &size)
		1202	{
		1203	// the int_bwidth terms make no sense to me
		1204	size.x = TermWin.int_bwidth;
		1205	size.y = TermWin.int_bwidth;
		1206	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1207	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1208	}
		1209
		1210	void
		1211	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1212	XRectangle &status_rect,
		1213	const XRectangle &needed_rect)
		1214	{
		1215	preedit_rect.x = needed_rect.width;
		1216	preedit_rect.y = 0;
		1217	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1218	preedit_rect.height = TermWin.fheight;
		1219
		1220	status_rect.x = 0;
		1221	status_rect.y = 0;
		1222	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1223	status_rect.height = TermWin.fheight;
1027	}	1224	}
1028		1225
1029	/* Checking whether input method is running. */	1226	/* Checking whether input method is running. */
1030	/* INTPROTO */
1031	Bool	1227	bool
1032	rxvt_IMisRunning(pR)	1228	rxvt_term::IMisRunning ()
1033	{	1229	{
1034	char *p;	1230	char *p;
1035	Atom atom;	1231	Atom atom;
1036	Window win;	1232	Window win;
1037	char server[IMBUFSIZ];	1233	char server[IMBUFSIZ];
1038		1234
1039	/* get current locale modifier */	1235	/* get current locale modifier */
1040	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1236	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1237	{
1041	STRCPY(server, "@server=");	1238	strcpy (server, "@server=");
1042	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1239	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1240
1043	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1241	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1044	*p = '\0';	1242	*p = '\0';
1045		1243
1046	atom = XInternAtom(R->Xdisplay, server, False);	1244	atom = XInternAtom (display->display, server, False);
1047	win = XGetSelectionOwner(R->Xdisplay, atom);	1245	win = XGetSelectionOwner (display->display, atom);
		1246
1048	if (win != None)	1247	if (win != None)
1049	return True;	1248	return True;
1050	}	1249	}
		1250
1051	return False;	1251	return False;
1052	}	1252	}
1053		1253
1054	/* EXTPROTO */
1055	void	1254	void
1056	rxvt_IMSendSpot(pR)	1255	rxvt_term::IMSendSpot ()
1057	{	1256	{
1058	XPoint spot;	1257	XPoint spot;
1059	XVaNestedList preedit_attr;	1258	XVaNestedList preedit_attr;
1060		1259
1061	if (R->Input_Context == NULL	1260	if (!Input_Context
		1261	|| !TermWin.focus
1062	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1262	|| !(input_style & XIMPreeditPosition)
		1263	#if 0
1063	|| !(R->event_type == KeyPress	1264	|| !(event_type == KeyPress
1064	|| R->event_type == Expose	1265	|| event_type == Expose
1065	|| R->event_type == NoExpose	1266	|| event_type == NoExpose
1066	|| R->event_type == SelectionNotify	1267	|| event_type == SelectionNotify
1067	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1268	|| event_type == ButtonRelease || event_type == FocusIn)
		1269	#endif
1068	|| !rxvt_IMisRunning(aR))	1270	|| !IMisRunning ())
1069	return;	1271	return;
1070		1272
1071	rxvt_setPosition(aR_ & spot);	1273	im_set_position (spot);
1072		1274
1073	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1275	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1074	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1276	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1075	XFree(preedit_attr);	1277	XFree (preedit_attr);
1076	}	1278	}
1077		1279
1078	/* EXTPROTO */
1079	void	1280	void
1080	rxvt_setTermFontSet(pR_ int idx)	1281	rxvt_term::im_destroy ()
1081	{	1282	{
1082	char *string;	1283	if (Input_Context)
1083	long length;	1284	{
1084	int success = 0;	1285	XDestroyIC (Input_Context);
1085
1086	if (idx < 0 || idx >= MAX_NFONTS)
1087	return;
1088	}
1089
1090	/* INTPROTO */
1091	void
1092	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1093	XRectangle * needed_rect)
1094	{
1095	int mbh, vtx = 0;
1096
1097	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1098	vtx = scrollbar_TotalWidth();
1099	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1100	mbh -= R->TermWin.lineSpace;
1101
1102	preedit_rect->x = needed_rect->width + vtx;
1103	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1104
1105	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1106	+ vtx;
1107	preedit_rect->height = Height2Pixel(1);
1108
1109	status_rect->x = vtx;
1110	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1111
1112	status_rect->width = needed_rect->width ? needed_rect->width
1113	: Width2Pixel(R->TermWin.ncol + 1);
1114	status_rect->height = Height2Pixel(1);
1115	}
1116
1117	/* ARGSUSED */
1118	/* INTPROTO */
1119	void
1120	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{
1124	dR;
1125
1126	R->Input_Context = NULL;	1286	Input_Context = 0;
1127	/* To avoid Segmentation Fault in C locale: Solaris only? */	1287	}
1128	if (STRCMP(R->locale, "C"))	1288
1129	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,	1289	if (input_method)
1130	rxvt_IMInstantiateCallback, NULL);	1290	{
		1291	display->put_xim (input_method);
		1292	input_method = 0;
		1293	}
1131	}	1294	}
1132		1295
1133	/*	1296	/*
1134	* X manual pages and include files don't match on some systems:	1297	* Try to open a XIM with the current modifiers, then see if we can
1135	* some think this is an XIDProc and others an XIMProc so we can't	1298	* open a suitable preedit type
1136	* use the first argument - need to update this to be nice for
1137	* both types via some sort of configure detection
1138	*/	1299	*/
1139	/* ARGSUSED */	1300	bool
1140	/* EXTPROTO */	1301	rxvt_term::IM_get_IC (const char *modifiers)
1141	void
1142	rxvt_IMInstantiateCallback(Display * unused
1143	__attribute__ ((unused)), XPointer client_data
1144	__attribute__ ((unused)), XPointer call_data
1145	__attribute__ ((unused)))
1146	{	1302	{
1147	dR;	1303	int i, j, found;
		1304	XIM xim;
		1305	XPoint spot;
		1306	XRectangle rect, status_rect, needed_rect;
		1307	unsigned long fg, bg;
		1308	const char *p;
		1309	char **s;
		1310	XIMStyles *xim_styles;
		1311
		1312	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1313	return false;
		1314
		1315	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1316	input_method = display->get_xim (locale, modifiers);
		1317	if (input_method == NULL)
		1318	return false;
		1319
		1320	xim = input_method->xim;
		1321
		1322	xim_styles = NULL;
		1323	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1324	|| !xim_styles || !xim_styles->count_styles)
		1325	{
		1326	im_destroy ();
		1327	return false;
		1328	}
		1329
		1330	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
		1331	s = rxvt_splitcommastring (p);
		1332
		1333	for (i = found = 0; !found && s[i]; i++)
		1334	{
		1335	if (!strcmp (s[i], "OverTheSpot"))
		1336	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1337	else if (!strcmp (s[i], "OffTheSpot"))
		1338	input_style = (XIMPreeditArea | XIMStatusArea);
		1339	else if (!strcmp (s[i], "Root"))
		1340	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1341
		1342	for (j = 0; j < xim_styles->count_styles; j++)
		1343	if (input_style == xim_styles->supported_styles[j])
		1344	{
		1345	found = 1;
		1346	break;
		1347	}
		1348	}
		1349
		1350	for (i = 0; s[i]; i++)
		1351	free (s[i]);
		1352
		1353	free (s);
		1354	XFree (xim_styles);
		1355
		1356	if (!found)
		1357	{
		1358	im_destroy ();
		1359	return false;
		1360	}
		1361
		1362	XFontSet fs = 0;
		1363	XVaNestedList preedit_attr = 0, status_attr = 0;
		1364
		1365	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1366	{
		1367	// fake us a font-set, please
		1368	char **missing_charset_list;
		1369	int missing_charset_count;
		1370	char *def_string;
		1371	char pat[512];
		1372
		1373	sprintf (pat,
		1374	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1375	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1376	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1377	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1378	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1379	"*",
		1380	TermWin.fheight,
		1381	TermWin.fheight + 1, TermWin.fheight - 1,
		1382	TermWin.fheight - 2, TermWin.fheight + 2);
		1383
		1384	fs = XCreateFontSet (display->display, pat,
		1385	&missing_charset_list, &missing_charset_count, &def_string);
		1386
		1387	if (missing_charset_list)
		1388	XFreeStringList (missing_charset_list);
		1389
		1390	if (!fs)
		1391	{
		1392	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1393	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1394	}
		1395	}
		1396
		1397	if (input_style & XIMPreeditPosition)
		1398	{
		1399	im_set_size (rect);
		1400	im_set_position (spot);
		1401	im_set_color (fg, bg);
		1402
		1403	preedit_attr = XVaCreateNestedList (0,
		1404	XNForeground, fg,
		1405	XNBackground, bg,
		1406	XNArea, &rect,
		1407	XNSpotLocation, &spot,
		1408	XNFontSet, fs,
		1409	NULL);
		1410	}
		1411	else if (input_style & XIMPreeditArea)
		1412	{
		1413	im_set_color (fg, bg);
		1414
		1415	/*
		1416	* The necessary width of preedit area is unknown
		1417	* until create input context.
		1418	*/
		1419	needed_rect.width = 0;
		1420	im_set_preedit_area (rect, status_rect, needed_rect);
		1421
		1422	preedit_attr = XVaCreateNestedList (0,
		1423	XNForeground, fg,
		1424	XNBackground, bg,
		1425	XNArea, &rect,
		1426	XNFontSet, fs,
		1427	NULL);
		1428	status_attr = XVaCreateNestedList (0,
		1429	XNForeground, fg,
		1430	XNBackground, bg,
		1431	XNArea, &status_rect,
		1432	XNFontSet, fs,
		1433	NULL);
		1434	}
		1435
		1436	Input_Context = XCreateIC (xim,
		1437	XNInputStyle, input_style,
		1438	XNClientWindow, TermWin.vt,
		1439	XNFocusWindow, TermWin.parent[0],
		1440	preedit_attr ? XNPreeditAttributes : NULL,
		1441	preedit_attr,
		1442	status_attr ? XNStatusAttributes : NULL,
		1443	status_attr, NULL);
		1444
		1445	if (preedit_attr) XFree (preedit_attr);
		1446	if (status_attr) XFree (status_attr);
		1447	if (fs) XFreeFontSet (display->display, fs);
		1448
		1449	if (Input_Context == NULL)
		1450	{
		1451	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1452	im_destroy ();
		1453	return false;
		1454	}
		1455
		1456	if (input_style & XIMPreeditArea)
		1457	IMSetStatusPosition ();
		1458
		1459	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1460	return true;
		1461	}
		1462
		1463	void
		1464	rxvt_term::im_cb ()
		1465	{
1148	int i, found, had_im;	1466	int i, found, had_im;
1149	const char *p;	1467	const char *p;
1150	char **s;	1468	char **s;
1151	char buf[IMBUFSIZ];	1469	char buf[IMBUFSIZ];
1152		1470
		1471	im_destroy ();
		1472
1153	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1473	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1154	if (R->Input_Context)	1474	if (Input_Context)
1155	return;	1475	return;
1156		1476
1157	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1477	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1158	if (R->rs[Rs_imLocale])	1478	if (rs[Rs_imLocale])
1159	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1479	SET_LOCALE (rs[Rs_imLocale]);
1160	#endif	1480	#endif
1161		1481
1162	p = R->rs[Rs_inputMethod];	1482	p = rs[Rs_inputMethod];
1163	if (p && *p)	1483	if (p && *p)
1164	{	1484	{
1165	bool found = false;	1485	bool found = false;
1166		1486
1167	s = rxvt_splitcommastring (p);	1487	s = rxvt_splitcommastring (p);
1168	for (i = 0; s[i]; i++)	1488	for (i = 0; s[i]; i++)
1169	{	1489	{
1170	if (*s[i])	1490	if (*s[i])
1171	{	1491	{
1172	STRCPY (buf, "@im=");	1492	strcpy (buf, "@im=");
1173	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1493	strncat (buf, s[i], IMBUFSIZ - 5);
1174	if ((p = XSetLocaleModifiers (buf)) && *p	1494	if (IM_get_IC (buf))
1175	&& rxvt_IM_get_IC (aR))
1176	{	1495	{
1177	found = true;	1496	found = true;
1178	break;	1497	break;
1179	}	1498	}
1180	}	1499	}
1181	}	1500	}
1182	for (i = 0; s[i]; i++)	1501	for (i = 0; s[i]; i++)
1183	free(s[i]);	1502	free (s[i]);
1184	free(s);	1503	free (s);
1185		1504
1186	if (found)	1505	if (found)
1187	goto done;	1506	goto done;
1188	}	1507	}
1189		1508
1190	/* try with XMODIFIERS env. var. */	1509	/* try with XMODIFIERS env. var. */
1191	if ((p = XSetLocaleModifiers ("")) && *p	1510	if (IM_get_IC (""))
1192	&& rxvt_IM_get_IC (aR))
1193	goto done;	1511	goto done;
1194		1512
1195	/* try with no modifiers base IF the user didn't specify an IM */	1513	/* try with no modifiers base IF the user didn't specify an IM */
1196	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1514	if (IM_get_IC ("@im=none"))
1197	&& rxvt_IM_get_IC (aR) == True)
1198	goto done;	1515	goto done;
1199		1516
1200	done:	1517	done:
1201	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1518	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1202	if (R->rs[Rs_imLocale])	1519	if (rs[Rs_imLocale])
1203	setlocale (LC_CTYPE, R->locale);	1520	SET_LOCALE (locale);
1204	#endif	1521	#endif
1205	}	1522	}
1206		1523
1207	/*	1524	void
1208	* Try to open a XIM with the current modifiers, then see if we can	1525	rxvt_term::IMSetStatusPosition ()
1209	* open a suitable preedit type
1210	*/
1211	/* INTPROTO */
1212	Bool
1213	rxvt_IM_get_IC(pR)
1214	{	1526	{
1215	int i, j, found;
1216	XIM xim;
1217	XPoint spot;
1218	XRectangle rect, status_rect, needed_rect;	1527	XRectangle preedit_rect, status_rect, *needed_rect;
1219	unsigned long fg, bg;
1220	const char *p;
1221	char **s;
1222	XIMStyles *xim_styles;
1223	XVaNestedList preedit_attr, status_attr;	1528	XVaNestedList preedit_attr, status_attr;
1224	XIMCallback ximcallback;
1225		1529
1226	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1530	if (!Input_Context
1227	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1531	|| !TermWin.focus
1228	if (xim == NULL)
1229	return False;
1230
1231	xim_styles = NULL;
1232	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1233	|| !xim_styles || !xim_styles->count_styles) {
1234	XCloseIM(xim);
1235	return False;
1236	}
1237
1238	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1239	: "OverTheSpot,OffTheSpot,Root";
1240	s = rxvt_splitcommastring(p);
1241	for (i = found = 0; !found && s[i]; i++) {
1242	if (!STRCMP(s[i], "OverTheSpot"))
1243	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1244	else if (!STRCMP(s[i], "OffTheSpot"))
1245	R->input_style = (XIMPreeditArea | XIMStatusArea);
1246	else if (!STRCMP(s[i], "Root"))
1247	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1248
1249	for (j = 0; j < xim_styles->count_styles; j++)
1250	if (R->input_style == xim_styles->supported_styles[j]) {
1251	found = 1;
1252	break;
1253	}
1254	}
1255	for (i = 0; s[i]; i++)
1256	free(s[i]);
1257	free(s);
1258	XFree(xim_styles);
1259
1260	if (!found) {
1261	XCloseIM(xim);
1262	return False;
1263	}
1264
1265	ximcallback.callback = rxvt_IMDestroyCallback;
1266
1267	/* XXX: not sure why we need this (as well as IC one below) */
1268	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1269
1270	preedit_attr = status_attr = NULL;
1271
1272	if (R->input_style & XIMPreeditPosition) {
1273	rxvt_setSize(aR_ & rect);
1274	rxvt_setPosition(aR_ & spot);
1275	rxvt_setColor(aR_ & fg, &bg);
1276
1277	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1278	XNSpotLocation, &spot,
1279	XNForeground, fg, XNBackground, bg,
1280	//XNFontSet, R->TermWin.fontset,
1281	NULL);
1282	} else if (R->input_style & XIMPreeditArea) {
1283	rxvt_setColor(aR_ & fg, &bg);
1284
1285	/*
1286	* The necessary width of preedit area is unknown
1287	* until create input context.
1288	*/
1289	needed_rect.width = 0;
1290
1291	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1292
1293	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1294	XNForeground, fg, XNBackground, bg,
1295	//XNFontSet, R->TermWin.fontset,
1296	NULL);
1297	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1298	XNForeground, fg, XNBackground, bg,
1299	//XNFontSet, R->TermWin.fontset,
1300	NULL);
1301	}
1302	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1303	XNClientWindow, R->TermWin.parent[0],
1304	XNFocusWindow, R->TermWin.parent[0],
1305	XNDestroyCallback, &ximcallback,
1306	preedit_attr ? XNPreeditAttributes : NULL,
1307	preedit_attr,
1308	status_attr ? XNStatusAttributes : NULL,
1309	status_attr, NULL);
1310	if (preedit_attr)
1311	XFree(preedit_attr);
1312	if (status_attr)
1313	XFree(status_attr);
1314	if (R->Input_Context == NULL) {
1315	rxvt_print_error("failed to create input context");
1316	XCloseIM(xim);
1317	return False;
1318	}
1319	if (R->input_style & XIMPreeditArea)	1532	|| !(input_style & XIMPreeditArea)
1320	rxvt_IMSetStatusPosition(aR);
1321	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1322	return True;
1323	}
1324
1325	/* EXTPROTO */
1326	void
1327	rxvt_IMSetStatusPosition(pR)
1328	{
1329	XRectangle preedit_rect, status_rect, *needed_rect;
1330	XVaNestedList preedit_attr, status_attr;
1331
1332	if (R->Input_Context == NULL
1333	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1334	|| !rxvt_IMisRunning(aR))	1533	|| !IMisRunning ())
1335	return;	1534	return;
1336		1535
1337	/* Getting the necessary width of preedit area */	1536	/* Getting the necessary width of preedit area */
1338	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1537	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1339	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1538	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1340	XFree(status_attr);	1539	XFree (status_attr);
1341		1540
1342	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1541	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1542	XFree (needed_rect);
1343		1543
1344	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1544	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1345	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1545	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1346		1546
1347	XSetICValues(R->Input_Context,	1547	XSetICValues (Input_Context,
1348	XNPreeditAttributes, preedit_attr,	1548	XNPreeditAttributes, preedit_attr,
1349	XNStatusAttributes, status_attr, NULL);	1549	XNStatusAttributes, status_attr, NULL);
1350		1550
1351	XFree(preedit_attr);	1551	XFree (preedit_attr);
1352	XFree(status_attr);	1552	XFree (status_attr);
1353	}	1553	}
1354	#endif /* USE_XIM */	1554	#endif /* USE_XIM */
1355		1555
1356	/*----------------------------------------------------------------------*/	1556	/*----------------------------------------------------------------------*/
1357	rxvt_t rxvt_current_term;	1557	rxvt_t rxvt_current_term;

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