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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.10 by pcg, Wed Dec 3 23:19:44 2003 UTC vs.
Revision 1.340 by sf-exg, Sun Dec 12 19:30:10 2010 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.10 2003/12/03 23:19:44 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) 2003-2010 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.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
		43	#include <cstring>
38		44
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
45	#endif	53	# endif
		54	#endif
46		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
		62	static char curlocale[128], savelocale[128];
		63
		64	bool
		65	rxvt_set_locale (const char *locale) NOTHROW
		66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
		72	if (!locale || !memcmp (locale, curlocale, size))
		73	return false;
		74
		75	memcpy (curlocale, locale, size);
		76	setlocale (LC_CTYPE, curlocale);
		77	return true;
		78	}
		79
47	void *	80	void
48	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
49	{	82	{
50	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
51		86
52	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.end (); cc-- > v.begin (); )
		111	{
		112	if (cc->c1 == c1 && cc->c2 == c2)
		113	return COMPOSE_LO + (cc - v.begin ());
		114	}
		115
		116	// allocate a new combination
		117	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		118	{
		119	static int seen;
		120
		121	if (!seen++)
		122	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		123
		124	return REPLACEMENT_CHAR;
		125	}
		126
		127	v.push_back (compose_char (c1, c2));
		128
		129	return v.size () - 1 + COMPOSE_LO;
		130	}
		131
		132	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		133	{
		134	compose_char *cc = (*this)[c];
		135
		136	if (!cc)
		137	{
		138	if (r) *r = c;
		139	return 1;
		140	}
		141
		142	int len = expand (cc->c1, r);
		143
		144	if (r) r += len;
		145
		146	if (cc->c2 != NOCHAR)
		147	{
		148	len++;
		149	if (r) *r++ = cc->c2;
		150	}
		151
53	return p;	152	return len;
54	}
55		153
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	154	}
		155	#endif
61		156
62	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	158	{
		159	#if HAVE_BG_PIXMAP
		160	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		161	#endif
64	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	163	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		164	#endif
		165	#ifdef TEXT_BLINK
		166	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		176	#endif
		177	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		178	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		179	#endif
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#ifdef USE_XIM
		182	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	183	#endif
67	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	186	#endif
70	x_ev (this, &rxvt_term::x_cb),	187	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	188	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb)	189	#endif
73	{	190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
75	}	217	}
76		218
77	rxvt_term::~rxvt_term ()	219	rxvt_term::~rxvt_term ()
78	{	220	{
79	rxvt_scr_release (this);	221	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		222
81	#ifndef NO_SETOWNER_TTYDEV	223	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
83	#endif	229	#endif
84	#ifdef UTMP_SUPPORT	230	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
86	#endif	234	#endif
		235	#ifdef HAVE_AFTERIMAGE
		236	if (asv)
		237	destroy_asvisual (asv, 0);
		238	if (asimman)
		239	destroy_image_manager (asimman, 0);
		240	#endif
		241
		242	if (display)
		243	{
		244	selection_clear ();
		245	selection_clear (true);
		246
87	#ifdef USE_XIM	247	#ifdef USE_XIM
88	if (Input_Context != NULL)	248	im_destroy ();
		249	#endif
		250	scrollBar.destroy ();
		251	if (gc) XFreeGC (dpy, gc);
		252
		253	delete drawable;
		254	// destroy all windows
		255	if (parent[0])
		256	XDestroyWindow (dpy, parent[0]);
		257
		258	for (int i = 0; i < TOTAL_COLORS; i++)
		259	if (ISSET_PIXCOLOR (i))
		260	{
		261	pix_colors_focused [i].free (this);
		262	#if OFF_FOCUS_FADING
		263	pix_colors_unfocused [i].free (this);
		264	#endif
		265	}
		266
		267	clear ();
		268
		269	display->flush (); /* ideally .put should do this */
		270	displays.put (display);
89	{	271	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		272
95	if (cmd_fd >= 0)	273	scr_release ();
96	close (cmd_fd);
97		274
98	if (Xfd >= 0)	275	/* clear all resources */
99	XCloseDisplay (Xdisplay);	276	for (int i = 0; i < allocated.size (); i++)
		277	free (allocated [i]);
100		278
101	delete PixColors;	279	free (selection.text);
		280	free (selection.clip_text);
		281	// TODO: manage env vars in child only(!)
		282	free (env_display);
		283	free (env_term);
		284	free (locale);
		285	free (v_buffer);
		286	free (incr_buf);
		287
		288	delete envv;
		289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
		298
		299	// child has exited, usually destroys
		300	void
		301	rxvt_term::child_cb (ev::child &w, int status)
		302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		304
		305	cmd_pid = 0;
		306
		307	if (!option (Opt_hold))
		308	destroy ();
102	}	309	}
103		310
104	void	311	void
105	rxvt_term::destroy ()	312	rxvt_term::destroy ()
106	{	313	{
		314	if (destroy_ev.is_active ())
		315	return;
		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		318
		319	#if ENABLE_OVERLAY
		320	scr_overlay_off ();
		321	#endif
		322
		323	if (display)
		324	{
		325	#if USE_XIM
		326	im_ev.stop (display);
		327	#endif
		328	scrollbar_ev.stop (display);
		329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		330	rootwin_ev.stop (display);
		331	#endif
		332	incr_ev.stop ();
		333	termwin_ev.stop (display);
		334	vt_ev.stop (display);
		335	}
		336
107	check_ev.stop ();	337	flush_ev.stop ();
108	pty_ev.stop ();	338	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
		340	cursor_blink_ev.stop ();
		341	#endif
		342	#ifdef TEXT_BLINK
111	blink_ev.stop ();	343	text_blink_ev.stop ();
		344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
112	#endif	350	#endif
113	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	352	pointer_ev.stop ();
115	#endif	353	#endif
116		354
117	destroy_ev.start (0);	355	destroy_ev.start ();
118	}	356	}
119		357
120	void	358	void
121	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	360	{
123	SET_R (this);	361	make_current ();
124		362
125	delete this;	363	delete this;
126	}	364	}
127		365
128	/*----------------------------------------------------------------------*/	366	void
129	/* rxvt_init() */	367	rxvt_term::set_option (uint8_t opt, bool set)
130	/* LIBPROTO */
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)
133	{	368	{
134	SET_R (new rxvt_term);	369	if (!opt)
135	dR;
136
137	if (!R->init_vars () || !R->init (argc, argv))
138	{
139	delete R;
140	return NULL;
141	}
142
143	return R;	370	return;
144	}
145		371
146	/* EXTPROTO */	372	uint8_t mask = 1 << (opt & 7);
147	void	373	uint8_t &val = options [opt >> 3];
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else
155	#endif
156	#endif
157		374
158	struct sigaction sa;	375	val = val & ~mask | (set ? mask : 0);
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	check_ev.start ();
243
244	process_x_events ();
245
246	return true;
247	}
248
249	/* ------------------------------------------------------------------------- *
250	* SIGNAL HANDLING & EXIT HANDLER *
251	* ------------------------------------------------------------------------- */
252	/*
253	* Catch a SIGCHLD signal and exit if the direct child has died
254	*/
255	/* ARGSUSED */
256	/* EXTPROTO */
257	RETSIGTYPE
258	rxvt_Child_signal(int sig __attribute__ ((unused)))
259	{
260	int pid, save_errno = errno;
261	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262	;
263	errno = save_errno;
264
265	#if 0
266	if (pid == R->cmd_pid)
267	exit (EXIT_SUCCESS);
268	#endif
269	}
270
271	/*
272	* Catch a fatal signal and tidy up before quitting
273	*/
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Exit_signal(int sig)
277	{
278	signal(sig, SIG_DFL);
279	#ifdef DEBUG_CMD
280	rxvt_print_error("signal %d", sig);
281	#endif
282	rxvt_clean_exit();
283	kill(getpid(), sig);
284	}
285
286	/* ARGSUSED */
287	/* INTPROTO */
288	int
289	rxvt_xerror_handler(const Display * display
290	__attribute__ ((unused)), const XErrorEvent * event)
291	{
292	dR;
293
294	if (R->allowedxerror == -1)
295	R->allowedxerror = event->error_code;
296	else
297	{
298	rxvt_print_error("XError: Request: %d . %d, Error: %d",
299	event->request_code, event->minor_code,
300	event->error_code);
301
302	R->destroy ();
303	}
304
305	return 0;
306	}	376	}
307		377
308	/*----------------------------------------------------------------------*/	378	/*----------------------------------------------------------------------*/
309	/*	379	/*
310	* Exit gracefully, clearing the utmp entry and restoring tty attributes	380	* Exit gracefully, clearing the utmp entry and restoring tty attributes
311	* TODO: if debugging, this should free up any known resources if we can	381	* TODO: if debugging, this should free up any known resources if we can
312	*/	382	*/
313	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
314	void
315	rxvt_clean_exit ()
316	{
317	dR;
318		384
319	R->destroy ();	385	static void
320	}	386	rxvt_emergency_cleanup ()
321
322	/* ------------------------------------------------------------------------- *
323	* MEMORY ALLOCATION WRAPPERS *
324	* ------------------------------------------------------------------------- */
325	/* EXTPROTO */
326	void *
327	rxvt_malloc(size_t size)
328	{	387	{
329	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		389	(*t)->emergency_cleanup ();
		390	}
330		391
331	p = malloc(size);	392	#if !ENABLE_MINIMAL
332	if (p)	393	static void
333	return p;	394	print_x_error (Display *dpy, XErrorEvent *event)
		395	{
		396	char buffer[BUFSIZ];
		397	char mesg[BUFSIZ];
		398	char number[32];
		399	char *mtype = "XlibMessage";
		400	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		401	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		402	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		403	rxvt_warn ("%s: %s\n", mesg, buffer);
		404	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		405	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		406	sprintf(number, "%d", event->request_code);
		407	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		408	rxvt_warn ("(which is %s)\n", buffer);
		409	if (event->request_code >= 128) {
		410	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		411	mesg, BUFSIZ);
		412	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		413	}
		414	if ((event->error_code == BadWindow) ||
		415	(event->error_code == BadPixmap) ||
		416	(event->error_code == BadCursor) ||
		417	(event->error_code == BadFont) ||
		418	(event->error_code == BadDrawable) ||
		419	(event->error_code == BadColor) ||
		420	(event->error_code == BadGC) ||
		421	(event->error_code == BadIDChoice) ||
		422	(event->error_code == BadValue) ||
		423	(event->error_code == BadAtom)) {
		424	if (event->error_code == BadValue)
		425	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		426	mesg, BUFSIZ);
		427	else if (event->error_code == BadAtom)
		428	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		429	mesg, BUFSIZ);
		430	else
		431	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		432	mesg, BUFSIZ);
		433	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		434	}
		435	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		438	}
		439	#endif
334		440
335	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	441	int
336	rxvt_clean_exit();	442	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		443	{
		444	if (GET_R->allowedxerror == -1)
		445	GET_R->allowedxerror = event->error_code;
		446	else
		447	{
		448	// GET_R is most likely not the terminal which caused the error,
		449	// so just output the error and continue
		450	#if ENABLE_MINIMAL
		451	old_xerror_handler (display, event);
		452	#else
		453	print_x_error (display, event);
		454	#endif
		455	}
		456
		457	return 0;
		458	}
		459
		460	int
		461	rxvt_xioerror_handler (Display *display)
		462	{
		463	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		464	DisplayString (display));
		465	rxvt_emergency_cleanup ();
337	exit(EXIT_FAILURE);	466	_exit (EXIT_FAILURE);
338	/* NOTREACHED */
339	}	467	}
340		468
341	/* EXTPROTO */	469	static struct sig_handlers
342	void *
343	rxvt_calloc(size_t number, size_t size)
344	{	470	{
345	void *p;	471	ev::sig sw_term, sw_int;
346		472
347	p = calloc(number, size);	473	/*
348	if (p)	474	* Catch a fatal signal and tidy up before quitting
349	return p;	475	*/
		476	void sig_term (ev::sig &w, int revents);
350		477
351	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	478	sig_handlers ()
352	rxvt_clean_exit();	479	{
353	exit(EXIT_FAILURE);	480	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
354	/* NOTREACHED */	481	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
355	}	482	}
		483	} sig_handlers;
356		484
357	/* EXTPROTO */
358	void *
359	rxvt_realloc(void *ptr, size_t size)
360	{
361	void *p;
362
363	if (ptr)
364	p = realloc(ptr, size);
365	else
366	p = malloc(size);
367	if (p)
368	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}
375
376	/* ------------------------------------------------------------------------- *
377	* PRIVILEGED OPERATIONS *
378	* ------------------------------------------------------------------------- */
379	/* take care of suid/sgid super-user (root) privileges */
380	/* INTPROTO */
381	void	485	void
382	rxvt_privileges(pR_ int mode)	486	sig_handlers::sig_term (ev::sig &w, int revents)
383	{	487	{
384	#if ! defined(__CYGWIN32__)	488	rxvt_emergency_cleanup ();
385	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	489	w.stop ();
386	/* setreuid() is the poor man's setuid(), seteuid() */	490	kill (getpid (), w.signum);
387	# define seteuid(a) setreuid(-1, (a))	491	}
388	# define setegid(a) setregid(-1, (a))	492
389	# define HAVE_SETEUID	493	static void
		494	rxvt_get_ttymode (struct termios *tio)
		495	{
		496	if (tcgetattr (STDIN_FILENO, tio) < 0)
		497	memset (tio, 0, sizeof (struct termios));
		498
		499	for (int i = 0; i < NCCS; i++)
		500	tio->c_cc[i] = VDISABLE;
		501
		502	tio->c_cc[VINTR] = CINTR;
		503	tio->c_cc[VQUIT] = CQUIT;
		504	tio->c_cc[VERASE] = CERASE;
		505	#ifdef VERASE2
		506	tio->c_cc[VERASE2] = CERASE2;
		507	#endif
		508	tio->c_cc[VKILL] = CKILL;
		509	tio->c_cc[VEOF] = CEOF;
		510	tio->c_cc[VSTART] = CSTART;
		511	tio->c_cc[VSTOP] = CSTOP;
		512	tio->c_cc[VSUSP] = CSUSP;
		513	# ifdef VDSUSP
		514	tio->c_cc[VDSUSP] = CDSUSP;
390	# endif	515	# endif
391	# ifdef HAVE_SETEUID	516	# ifdef VREPRINT
392	switch (mode) {	517	tio->c_cc[VREPRINT] = CRPRNT;
393	case IGNORE:
394	/*
395	* change effective uid/gid - not real uid/gid - so we can switch
396	* back to root later, as required
397	*/
398	seteuid(getuid());
399	setegid(getgid());
400	break;
401	case SAVE:
402	R->euid = geteuid();
403	R->egid = getegid();
404	break;
405	case RESTORE:
406	seteuid(R->euid);
407	setegid(R->egid);
408	break;
409	}
410	# else
411	switch (mode) {
412	case IGNORE:
413	setuid(getuid());
414	setgid(getgid());
415	/* FALLTHROUGH */
416	case SAVE:
417	/* FALLTHROUGH */
418	case RESTORE:
419	break;
420	}
421	# endif	518	# endif
422	#endif	519	# ifdef VDISCRD
423	}	520	tio->c_cc[VDISCRD] = CFLUSH;
424
425	#ifdef UTMP_SUPPORT
426	/* EXTPROTO */
427	void
428	rxvt_privileged_utmp(pR_ char action)
429	{
430	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
431	action, R->next_utmp_action, getpid()));
432	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
433	|| (R->Options & Opt_utmpInhibit)
434	|| R->ttydev == NULL || *R->ttydev == '\0')
435	return;
436
437	rxvt_privileges(aR_ RESTORE);
438	if (action == SAVE) {
439	R->next_utmp_action = RESTORE;
440	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
441	} else { /* action == RESTORE */
442	R->next_utmp_action = IGNORE;
443	rxvt_cleanutent(aR);
444	}
445	rxvt_privileges(aR_ IGNORE);
446	}
447	#endif
448
449	#ifndef NO_SETOWNER_TTYDEV
450	/* EXTPROTO */
451	void
452	rxvt_privileged_ttydev(pR_ char action)
453	{
454	D_MAIN((stderr,
455	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
456	action, R->next_tty_action, getpid()));
457	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462
463	if (action == SAVE) {
464	R->next_tty_action = RESTORE;
465	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
466	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
467	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
468	R->next_tty_action = IGNORE;
469	else
470	# endif	521	# endif
471	{	522	# ifdef VWERSE
472	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	523	tio->c_cc[VWERSE] = CWERASE;
473	chmod(R->ttydev, R->ttymode);
474	# ifdef HAVE_REVOKE
475	revoke(R->ttydev);
476	# endif	524	# endif
477	}	525	# ifdef VLNEXT
478	} else { /* action == RESTORE */	526	tio->c_cc[VLNEXT] = CLNEXT;
479	R->next_tty_action = IGNORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	chmod(R->ttydev, R->ttyfd_stat.st_mode);
482	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
483	# else
484	chmod(R->ttydev,
485	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
486	chown(R->ttydev, 0, 0);
487	# endif	527	# endif
488	}	528	# ifdef VSTATUS
489		529	tio->c_cc[VSTATUS] = CSTATUS;
490	rxvt_privileges(aR_ IGNORE);
491
492	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
493	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
494	action == RESTORE ? "Restoring" : (action ==
495	SAVE ? "Saving" :
496	"UNKNOWN ERROR for"), R->ttydev,
497	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
498	R->ttyfd_stat.st_gid));
499	# endif	530	# endif
500	}	531
		532	# if VMIN != VEOF
		533	tio->c_cc[VMIN] = 1;
501	#endif	534	# endif
		535	# if VTIME != VEOL
		536	tio->c_cc[VTIME] = 0;
		537	# endif
		538
		539	/* input modes */
		540	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		541	# ifdef IMAXBEL
		542	| IMAXBEL
		543	# endif
		544	| IXON);
		545
		546	/* output modes */
		547	tio->c_oflag = (OPOST | ONLCR);
		548
		549	/* control modes */
		550	tio->c_cflag = (CS8 | CREAD);
		551
		552	/* local modes */
		553	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		554	# if defined (ECHOCTL) && defined (ECHOKE)
		555	| ECHOCTL | ECHOKE
		556	# endif
		557	| ECHOE | ECHOK);
		558	}
		559
		560	char **rxvt_environ; // startup environment
		561
		562	void
		563	rxvt_init ()
		564	{
		565	assert (("fontMask must not overlap other RS masks",
		566	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		567
		568	rxvt_get_ttymode (&rxvt_term::def_tio);
		569
		570	// get rid of stdin/stdout as we don't need them, to free resources
		571	dup2 (STDERR_FILENO, STDIN_FILENO);
		572	dup2 (STDERR_FILENO, STDOUT_FILENO);
		573
		574	if (!ev_default_loop ())
		575	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		576
		577	rxvt_environ = environ;
		578
		579	signal (SIGHUP, SIG_IGN);
		580	signal (SIGPIPE, SIG_IGN);
		581
		582	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		583	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		584
		585	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		586	// TODO: handle this with exceptions and tolerate the memory loss
		587	XSetIOErrorHandler (rxvt_xioerror_handler);
		588
		589	XrmInitialize ();
		590	}
502		591
503	/*----------------------------------------------------------------------*/	592	/*----------------------------------------------------------------------*/
504	/*	593	/*
505	* window size/position calculcations for XSizeHint and other storage.	594	* window size/position calculations for XSizeHint and other storage.
506	* if width/height are non-zero then override calculated width/height	595	* if width/height are non-zero then override calculated width/height
507	*/	596	*/
508	/* EXTPROTO */
509	void	597	void
510	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	598	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511	{	599	{
512	short recalc_x, recalc_y;	600	short recalc_x, recalc_y;
513	int x, y, sb_w, mb_h, flags;	601	int x, y, flags;
514	unsigned int w, h;	602	unsigned int w, h;
515	unsigned int max_width, max_height;	603	unsigned int max_width, max_height;
516		604
517	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
518	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
519	R->szHint.height));
520	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	605	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521	R->szHint.win_gravity = NorthWestGravity;	606	szHint.win_gravity = NorthWestGravity;
522	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	607	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523		608
524	recalc_x = recalc_y = 0;	609	recalc_x = recalc_y = 0;
525	flags = 0;	610	flags = 0;
		611
526	if (!R->parsed_geometry) {	612	if (!parsed_geometry)
		613	{
527	R->parsed_geometry = 1;	614	parsed_geometry = 1;
		615
528	if (R->rs[Rs_geometry])	616	if (rs[Rs_geometry])
529	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	617	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		618
530	if (flags & WidthValue) {	619	if (flags & WidthValue)
531	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	620	{
		621	if (!w)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
		624	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
532	R->szHint.flags |= USSize;	625	szHint.flags |= USSize;
533	}	626	}
		627
534	if (flags & HeightValue) {	628	if (flags & HeightValue)
535	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	629	{
		630	if (!h)
		631	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		632
		633	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	634	szHint.flags |= USSize;
537	}	635	}
		636
538	if (flags & XValue) {	637	if (flags & XValue)
		638	{
539	R->szHint.x = x;	639	szHint.x = x;
540	R->szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
541	if (flags & XNegative) {	642	if (flags & XNegative)
		643	{
542	recalc_x = 1;	644	recalc_x = 1;
543	R->szHint.win_gravity = NorthEastGravity;	645	szHint.win_gravity = NorthEastGravity;
544	}	646	}
545	}	647	}
		648
546	if (flags & YValue) {	649	if (flags & YValue)
		650	{
547	R->szHint.y = y;	651	szHint.y = y;
548	R->szHint.flags |= USPosition;	652	szHint.flags |= USPosition;
		653
549	if (flags & YNegative) {	654	if (flags & YNegative)
		655	{
550	recalc_y = 1;	656	recalc_y = 1;
		657
551	if (R->szHint.win_gravity == NorthEastGravity)	658	if (szHint.win_gravity == NorthEastGravity)
552	R->szHint.win_gravity = SouthEastGravity;	659	szHint.win_gravity = SouthEastGravity;
553	else	660	else
554	R->szHint.win_gravity = SouthWestGravity;	661	szHint.win_gravity = SouthWestGravity;
555	}	662	}
556	}	663	}
557	}	664	}
		665
558	/* TODO: BOUNDS */	666	/* TODO: BOUNDS */
559	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	667	width = ncol * fwidth;
560	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	668	height = nrow * fheight;
561	max_width = MAX_COLS * R->TermWin.fwidth;	669	max_width = MAX_COLS * fwidth;
562	max_height = MAX_ROWS * R->TermWin.fheight;	670	max_height = MAX_ROWS * fheight;
563		671
564	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	672	szHint.base_width = szHint.base_height = 2 * int_bwidth;
565		673
566	sb_w = mb_h = 0;
567	R->window_vt_x = R->window_vt_y = 0;	674	window_vt_x = window_vt_y = int_bwidth;
568	if (scrollbar_visible(R)) {	675
		676	if (scrollBar.state)
		677	{
569	sb_w = scrollbar_TotalWidth();	678	int sb_w = scrollBar.total_width ();
570	R->szHint.base_width += sb_w;	679	szHint.base_width += sb_w;
		680
571	if (!(R->Options & Opt_scrollBar_right))	681	if (!option (Opt_scrollBar_right))
572	R->window_vt_x = sb_w;	682	window_vt_x += sb_w;
573	}	683	}
574	if (menubar_visible(R)) {	684
575	mb_h = menuBar_TotalHeight();
576	R->szHint.base_height += mb_h;
577	R->window_vt_y = mb_h;
578	}
579	R->szHint.width_inc = R->TermWin.fwidth;	685	szHint.width_inc = fwidth;
580	R->szHint.height_inc = R->TermWin.fheight;	686	szHint.height_inc = fheight;
581	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	687	szHint.min_width = szHint.base_width + szHint.width_inc;
582	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	688	szHint.min_height = szHint.base_height + szHint.height_inc;
583		689
584	if (width && width - R->szHint.base_width < max_width) {	690	if (newwidth && newwidth - szHint.base_width < max_width)
		691	{
585	R->szHint.width = width;	692	szHint.width = newwidth;
586	R->TermWin.width = width - R->szHint.base_width;	693	width = newwidth - szHint.base_width;
587	} else {	694	}
588	MIN_IT(R->TermWin.width, max_width);	695	else
		696	{
		697	min_it (width, max_width);
589	R->szHint.width = R->szHint.base_width + R->TermWin.width;	698	szHint.width = szHint.base_width + width;
590	}	699	}
		700
591	if (height && height - R->szHint.base_height < max_height) {	701	if (newheight && newheight - szHint.base_height < max_height)
		702	{
592	R->szHint.height = height;	703	szHint.height = newheight;
593	R->TermWin.height = height - R->szHint.base_height;	704	height = newheight - szHint.base_height;
594	} else {	705	}
595	MIN_IT(R->TermWin.height, max_height);	706	else
		707	{
		708	min_it (height, max_height);
596	R->szHint.height = R->szHint.base_height + R->TermWin.height;	709	szHint.height = szHint.base_height + height;
597	}	710	}
598	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
599	R->window_sb_x = R->szHint.width - sb_w;
600		711
601	if (recalc_x)	712	if (recalc_x)
602	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	713	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
603	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	714
604	if (recalc_y)	715	if (recalc_y)
605	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	716	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
606	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
607		717
608	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	718	ncol = width / fwidth;
609	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	719	nrow = height / fheight;
610	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
612	R->szHint.height));
613	return;
614	}	720	}
615		721
616	/*----------------------------------------------------------------------*/	722	/*----------------------------------------------------------------------*/
617	/*	723	/*
618	* Tell the teletype handler what size the window is.	724	* Tell the teletype handler what size the window is.
619	* Called after a window size change.	725	* Called after a window size change.
620	*/	726	*/
621	void	727	void
622	rxvt_term::tt_winch ()	728	rxvt_term::tt_winch ()
623	{	729	{
624	struct winsize ws;	730	if (pty->pty < 0)
625
626	if (cmd_fd < 0)
627	return;	731	return;
628		732
		733	struct winsize ws;
		734
629	ws.ws_col = TermWin.ncol;	735	ws.ws_col = ncol;
630	ws.ws_row = TermWin.nrow;	736	ws.ws_row = nrow;
631	ws.ws_xpixel = ws.ws_ypixel = 0;	737	ws.ws_xpixel = width;
632	#ifndef DEBUG_SIZE	738	ws.ws_ypixel = height;
633	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	739	ioctl (pty->pty, TIOCSWINSZ, &ws);
634	#else	740
635	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	741	#if 0
636	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	742	// TIOCSWINSZ is supposed to do this automatically and correctly
637	# ifdef SIGWINCH
638	else if (cmd_pid) /* force through to the command */	743	if (cmd_pid) /* force through to the command */
639	kill (cmd_pid, SIGWINCH);	744	kill (-cmd_pid, SIGWINCH);
640	# endif
641	#endif	745	#endif
642	}	746	}
643		747
644	/*----------------------------------------------------------------------*/	748	/*----------------------------------------------------------------------*/
645	/* rxvt_change_font() - Switch to a new font */	749	/* set_fonts () - load and set the various fonts
646	/*	750	*
647	* init = 1 - initialize	751	* init = 1 - initialize
648	*	752	*
649	* fontname == FONT_UP - switch to bigger font	753	* fontname == FONT_UP - switch to bigger font
650	* fontname == FONT_DN - switch to smaller font	754	* fontname == FONT_DN - switch to smaller font
651	*/	755	*/
652	/* EXTPROTO */	756	bool
653	void	757	rxvt_term::set_fonts ()
654	rxvt_change_font(pR_ int init, const char *fontname)
655	{	758	{
656	}	759	rxvt_fontset *fs = new rxvt_fontset (this);
		760	rxvt_fontprop prop;
657		761
658	/* INTPROTO */	762	if (!fs
		763	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		764	|| !fs->realize_font (1))
		765	{
		766	delete fs;
		767	return false;
		768	}
		769
		770	#if ENABLE_STYLES
		771	for (int i = RS_styleCount; --i; )
		772	if (fontset[i] != fontset[0])
		773	delete fontset[i];
		774	#endif
		775
		776	delete fontset[0];
		777	fontset[0] = fs;
		778
		779	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		780	prop.height += lineSpace;
		781	prop.width += letterSpace;
		782
		783	fs->set_prop (prop, false);
		784
		785	fwidth = prop.width;
		786	fheight = prop.height;
		787	fbase = prop.ascent;
		788
		789	for (int style = 1; style < 4; style++)
		790	{
		791	#if ENABLE_STYLES
		792	const char *res = rs[Rs_font + style];
		793
		794	if (res && !*res)
		795	fontset[style] = fontset[0];
		796	else
		797	{
		798	fontset[style] = fs = new rxvt_fontset (this);
		799	rxvt_fontprop prop2 = prop;
		800
		801	if (res)
		802	{
		803	fs->populate (res);
		804	fs->set_prop (prop2, false);
		805	}
		806	else
		807	{
		808	fs->populate (fontset[0]->fontdesc);
		809
		810	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		811	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		812
		813	fs->set_prop (prop2, true);
		814	}
		815
		816	}
		817	#else
		818	fontset[style] = fontset[0];
		819	#endif
		820	}
		821
		822	if (parent[0])
		823	{
		824	resize_all_windows (0, 0, 0);
		825	scr_remap_chars ();
		826	scr_touch (true);
		827	}
		828
		829	return true;
		830	}
		831
659	void	832	void
660	rxvt_font_up_down(pR_ int n, int direction)	833	rxvt_term::set_string_property (Atom prop, const char *str, int len)
661	{	834	{
		835	XChangeProperty (dpy, parent[0],
		836	prop, XA_STRING, 8, PropModeReplace,
		837	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		838	}
		839
		840	void
		841	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		842	{
		843	XTextProperty ct;
		844
		845	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		846	{
		847	XSetTextProperty (dpy, parent[0], &ct, prop);
		848	XFree (ct.value);
		849	}
		850	}
		851
		852	void
		853	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		854	{
		855	wchar_t *ws = rxvt_mbstowcs (str, len);
		856	char *s = rxvt_wcstoutf8 (ws);
		857
		858	XChangeProperty (dpy, parent[0],
		859	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		860	(const unsigned char *)s, strlen (s));
		861
		862	free (s);
		863	free (ws);
662	}	864	}
663		865
664	/*----------------------------------------------------------------------*/	866	/*----------------------------------------------------------------------*/
665	/*----------------------------------------------------------------------*/	867	/*----------------------------------------------------------------------*/
666	/* xterm sequences - title, iconName, color (exptl) */	868	/* xterm sequences - title, iconName, color (exptl) */
667	/* EXTPROTO */
668	void	869	void
669	rxvt_set_title(pR_ const char *str)	870	rxvt_term::set_title (const char *str)
670	{	871	{
671	#ifndef SMART_WINDOW_TITLE	872	set_mbstring_property (XA_WM_NAME, str);
672	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	873	#if ENABLE_EWMH
673	#else	874	set_utf8_property (xa[XA_NET_WM_NAME], str);
674	char *name;
675
676	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
677	name = NULL;
678	if (name == NULL || STRCMP(name, str))
679	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
680	if (name)
681	XFree(name);
682	#endif	875	#endif
683	}	876	}
684		877
685	/* EXTPROTO */
686	void	878	void
687	rxvt_set_iconName(pR_ const char *str)	879	rxvt_term::set_icon_name (const char *str)
688	{	880	{
689	#ifndef SMART_WINDOW_TITLE	881	set_mbstring_property (XA_WM_ICON_NAME, str);
690	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	882	#if ENABLE_EWMH
691	#else	883	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
692	char *name;
693
694	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif	884	#endif
701	}	885	}
702		886
		887	void
		888	rxvt_term::set_window_color (int idx, const char *color)
		889	{
703	#ifdef XTERM_COLOR_CHANGE	890	#ifdef XTERM_COLOR_CHANGE
704	/* EXTPROTO */
705	void
706	rxvt_set_window_color(pR_ int idx, const char *color)
707	{
708	rxvt_color xcol;	891	rxvt_color xcol;
709	int i;
710		892
711	if (color == NULL || *color == '\0')	893	if (color == NULL || *color == '\0')
712	return;	894	return;
713		895
		896	color = strdup (color);
		897	allocated.push_back ((void *)color);
		898	rs[Rs_color + idx] = color;
		899
714	/* handle color aliases */	900	/* handle color aliases */
715	if (isdigit(*color)) {	901	if (isdigit (*color))
		902	{
716	i = atoi(color);	903	int i = atoi (color);
717	if (i >= 8 && i <= 15) { /* bright colors */	904
718	i -= 8;	905	if (i >= 8 && i <= 15)
719	# ifndef NO_BRIGHTCOLOR	906	{
720	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	907	/* bright colors */
721	SET_PIXCOLOR(R, idx);	908	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
722	goto Done;	909	goto done;
723	# endif
724	}	910	}
725	if (i >= 0 && i <= 7) { /* normal colors */	911
726	R->PixColors[idx] = R->PixColors[minCOLOR + i];	912	if (i >= 0 && i <= 7)
727	SET_PIXCOLOR(R, idx);	913	{
		914	/* normal colors */
		915	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
728	goto Done;	916	goto done;
729	}	917	}
730	}	918	}
731	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
732	return;
733	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734		919
735	/*	920	set_color (xcol, color);
		921
		922	/*
736	* FIXME: should free colors here, but no idea how to do it so instead,	923	* FIXME: should free colors here, but no idea how to do it so instead,
737	* so just keep gobbling up the colormap	924	* so just keep gobbling up the colormap
738	*/	925	*/
739	# if 0
740	for (i = Color_Black; i <= Color_White; i++)
741	if (R->PixColors[idx] == R->PixColors[i])
742	break;
743	if (i > Color_White) {
744	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
745	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
746	DisplayPlanes(R->Xdisplay, Xscreen));
747	}
748	# endif
749		926
750	R->PixColors[idx] = xcol;	927	pix_colors_focused[idx] = xcol;
751	SET_PIXCOLOR(R, idx);
752		928
753	/* XSetWindowAttributes attr; */	929	done:
754	/* Cursor cursor; */
755	Done:
756	if (idx == Color_bg && !(R->Options & Opt_transparent))
757	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758	R->PixColors[Color_bg]);
759
760	/* handle Color_BD, scrollbar background, etc. */	930	/*TODO: handle Color_BD, scrollbar background, etc. */
761		931
762	rxvt_set_colorfgbg(aR);	932	update_fade_color (idx);
763	rxvt_recolour_cursor(aR);	933	recolour_cursor ();
764	/* the only reasonable way to enforce a clean update */	934	scr_recolour ();
765	rxvt_scr_poweron(aR);	935	#endif /* XTERM_COLOR_CHANGE */
766	}	936	}
767		937
768	#else
769	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
770	#endif /* XTERM_COLOR_CHANGE */
771
772	/* EXTPROTO */
773	void	938	void
774	rxvt_recolour_cursor(pR)	939	rxvt_term::recolour_cursor ()
775	{	940	{
776	rxvt_color xcol[2];	941	XColor fg, bg;
777		942
778	#if TODO	943	(ISSET_PIXCOLOR (Color_pointer_fg)
779	xcol[0] = R->PixColors[Color_pointer];	944	? pix_colors_focused[Color_pointer_fg]
780	xcol[1] = R->PixColors[Color_bg];	945	: pix_colors_focused[Color_fg]).get (fg);
781	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	946
782	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	947	(ISSET_PIXCOLOR (Color_pointer_bg)
783	#endif	948	? pix_colors_focused[Color_pointer_bg]
		949	: pix_colors_focused[Color_bg]).get (bg);
		950
		951	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
784	}	952	}
785		953
786	/*----------------------------------------------------------------------*/	954	/*----------------------------------------------------------------------*/
787	/*	955	/*
788	* find if fg/bg matches any of the normal (low-intensity) colors	956	* find if fg/bg matches any of the normal (low-intensity) colors
789	*/	957	*/
790	/* INTPROTO */
791	void	958	void
792	rxvt_set_colorfgbg(pR)	959	rxvt_term::set_colorfgbg ()
793	{	960	{
794	unsigned int i;	961	unsigned int i;
795	const char *xpmb = "\0";	962	const char *xpmb = "";
796	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	963	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
797		964
798	R->env_colorfgbg =	965	strcpy (fstr, "default");
799	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	966	strcpy (bstr, "default");
800	STRCPY(fstr, "default");
801	STRCPY(bstr, "default");
802	for (i = Color_Black; i <= Color_White; i++)	967	for (i = Color_Black; i <= Color_White; i++)
803	if (R->PixColors[Color_fg] == R->PixColors[i]) {	968	if (pix_colors[Color_fg] == pix_colors[i])
		969	{
804	sprintf(fstr, "%d", (i - Color_Black));	970	sprintf (fstr, "%d", (i - Color_Black));
805	break;	971	break;
806	}	972	}
		973
807	for (i = Color_Black; i <= Color_White; i++)	974	for (i = Color_Black; i <= Color_White; i++)
808	if (R->PixColors[Color_bg] == R->PixColors[i]) {	975	if (pix_colors[Color_bg] == pix_colors[i])
		976	{
809	sprintf(bstr, "%d", (i - Color_Black));	977	sprintf (bstr, "%d", (i - Color_Black));
810	#ifdef XPM_BACKGROUND	978	#ifdef BG_IMAGE_FROM_FILE
811	xpmb = "default;";	979	xpmb = "default;";
812	#endif	980	#endif
813	break;	981	break;
814	}	982	}
		983
815	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	984	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816	putenv(R->env_colorfgbg);
817
818	#ifndef NO_BRIGHTCOLOR
819	R->colorfgbg = DEFAULT_RSTYLE;
820	for (i = minCOLOR; i <= maxCOLOR; i++) {
821	if (R->PixColors[Color_fg] == R->PixColors[i])
822	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
823	if (R->PixColors[Color_bg] == R->PixColors[i])
824	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
825	}
826	#endif
827	}	985	}
828		986
829	/*----------------------------------------------------------------------*/	987	/*----------------------------------------------------------------------*/
830	/*
831	* Colour determination for low colour displays, routine from
832	* Hans de Goede <hans@highrise.nl>
833	*/
834		988
835	/* EXTPROTO */	989	bool
836	int	990	rxvt_term::set_color (rxvt_color &color, const char *name)
837	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
838	{	991	{
839	screen_in_out->set(aR_ colour);	992	if (color.set (this, name))
840
841	if (!screen_in_out->set(aR_ colour)) {
842	rxvt_print_error("can't allocate colour: %s", colour);
843	return false;
844	}
845
846	return true;	993	return true;
		994
		995	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		996	return false;
		997	}
		998
		999	void
		1000	rxvt_term::alias_color (int dst, int src)
		1001	{
		1002	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
847	}	1003	}
848		1004
849	/* -------------------------------------------------------------------- *	1005	/* -------------------------------------------------------------------- *
850	* - WINDOW RESIZING - *	1006	* - WINDOW RESIZING - *
851	* -------------------------------------------------------------------- */	1007	* -------------------------------------------------------------------- */
852	/* EXTPROTO */
853	void	1008	void
854	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1009	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
855	int ignoreparent)
856	{	1010	{
857	int fix_screen;	1011	int fix_screen;
		1012	int old_width = szHint.width;
		1013	int old_height = szHint.height;
858		1014
		1015	window_calc (newwidth, newheight);
		1016
		1017	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1018
		1019	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1020	if (set_hint)
		1021	{
		1022	szHint.flags &= ~(PBaseSize | PResizeInc);
		1023	XSetWMNormalHints (dpy, parent[0], &szHint);
		1024	szHint.flags |= PBaseSize | PResizeInc;
		1025	}
		1026
		1027	if (!ignoreparent)
		1028	{
859	#ifdef SMART_RESIZE	1029	#ifdef SMART_RESIZE
860	int old_width = R->szHint.width, old_height = R->szHint.height;	1030	/*
861	#endif
862
863	rxvt_window_calc(aR_ width, height);
864	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
865	if (!ignoreparent) {
866	#ifdef SMART_RESIZE
867	/*
868	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1031	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
869	* reposition window on resize depending on placement on screen	1032	* reposition window on resize depending on placement on screen
870	*/	1033	*/
871	int x, y, x1, y1;	1034	int x, y, x1, y1;
872	int dx, dy;	1035	int dx, dy;
873	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1036	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
874	Window unused_cr;	1037	Window unused_cr;
875		1038
876	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1039	XTranslateCoordinates (dpy, parent[0], display->root,
877	0, 0, &x, &y, &unused_cr);	1040	0, 0, &x, &y, &unused_cr);
878	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1041	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
879	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1042	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
880	/*	1043	/*
881	* if Xroot isn't the parent window, a WM will probably have offset	1044	* if display->root isn't the parent window, a WM will probably have offset
882	* our position for handles and decorations. Counter it	1045	* our position for handles and decorations. Counter it
883	*/	1046	*/
884	if (x1 != x || y1 != y) {	1047	if (x1 != x || y1 != y)
		1048	{
885	x -= x1;	1049	x -= x1;
886	y -= y1;	1050	y -= y1;
887	}	1051	}
888		1052
889	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1053	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
890	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1054	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
891	dx = old_width - R->szHint.width;	1055	dx = old_width - szHint.width;
892	dy = old_height - R->szHint.height;	1056	dy = old_height - szHint.height;
893		1057
894	/* Check position of the center of the window */	1058	/* Check position of the center of the window */
895	if (x < x1) /* left half */	1059	if (x < x1) /* left half */
896	dx = 0;	1060	dx = 0;
897	else if (x == x1) /* exact center */	1061	else if (x == x1) /* exact center */
898	dx /= 2;	1062	dx /= 2;
899	if (y < y1) /* top half */	1063	if (y < y1) /* top half */
900	dy = 0;	1064	dy = 0;
901	else if (y == y1) /* exact center */	1065	else if (y == y1) /* exact center */
902	dy /= 2;	1066	dy /= 2;
903		1067
904	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1068	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
905	R->szHint.width, R->szHint.height);	1069	szHint.width, szHint.height);
906	#else	1070	#else
907	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1071	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
908	R->szHint.height);
909	#endif	1072	#endif
910	}	1073	}
911		1074
912	fix_screen = (R->TermWin.ncol != R->prev_ncol	1075	if (set_hint)
913	|| R->TermWin.nrow != R->prev_nrow);	1076	XSetWMNormalHints (dpy, parent[0], &szHint);
		1077
		1078	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1079
914	if (fix_screen || width != R->old_width || height != R->old_height) {	1080	if (fix_screen || newwidth != old_width || newheight != old_height)
915	if (scrollbar_visible(R)) {
916	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
917	0, scrollbar_TotalWidth(), R->szHint.height);
918	rxvt_Resize_scrollBar(aR);
919	}
920	if (menubar_visible(R))
921	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
922	0, TermWin_TotalWidth(), menuBar_TotalHeight());
923	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
924	R->window_vt_y, TermWin_TotalWidth(),
925	TermWin_TotalHeight());
926	#ifdef RXVT_GRAPHICS
927	if (R->old_height)
928	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
929	R->old_height - R->szHint.base_height);
930	#endif
931	rxvt_scr_clear(aR);
932	#ifdef XPM_BACKGROUND
933	rxvt_resize_pixmap(aR);
934	#endif
935	}	1081	{
		1082	if (scrollBar.state)
		1083	scrollBar.resize ();
936		1084
		1085	XMoveResizeWindow (dpy, vt,
		1086	window_vt_x, window_vt_y,
		1087	width, height);
		1088
		1089	#ifdef HAVE_BG_PIXMAP
		1090	if (bgPixmap.window_size_sensitive ())
		1091	update_background ();
		1092	#endif
		1093	}
		1094
937	if (fix_screen || R->old_height == 0) {	1095	if (fix_screen || old_height == 0)
938	int curr_screen = -1;	1096	scr_reset ();
939	uint16_t old_ncol = R->prev_ncol;
940		1097
941	/* scr_reset only works on the primary screen */	1098	#ifdef HAVE_BG_PIXMAP
942	if (R->old_height) /* this is not the first time through */	1099	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
943	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1100	// if (bgPixmap.pixmap)
944	rxvt_scr_reset(aR);	1101	// scr_touch (false);
945	if (curr_screen >= 0) { /* this is not the first time through */	1102	#endif
946	rxvt_scr_change_screen(aR_ curr_screen);
947	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948	}
949	}
950
951	R->old_width = R->szHint.width;
952	R->old_height = R->szHint.height;
953		1103
954	#ifdef USE_XIM	1104	#ifdef USE_XIM
955	rxvt_IMSetStatusPosition(aR);	1105	IMSetPosition ();
956	#endif	1106	#endif
957	}	1107	}
958		1108
959	/*	1109	/*
960	* Set the width/height of the vt window in characters. Units are pixels.	1110	* Set the width/height of the vt window in characters. Units are pixels.
961	* good for toggling 80/132 columns	1111	* good for toggling 80/132 columns
962	*/	1112	*/
963	/* EXTPROTO */
964	void	1113	void
965	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1114	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
966	{	1115	{
967	XWindowAttributes wattr;	1116	XWindowAttributes wattr;
968		1117
969	if (width == 0 || height == 0) {	1118	if (newwidth == 0 || newheight == 0)
		1119	{
970	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1120	XGetWindowAttributes (dpy, display->root, &wattr);
		1121
971	if (width == 0)	1122	if (newwidth == 0)
972	width = wattr.width - R->szHint.base_width;	1123	newwidth = wattr.width - szHint.base_width;
973	if (height == 0)	1124	if (newheight == 0)
974	height = wattr.height - R->szHint.base_height;	1125	newheight = wattr.height - szHint.base_height;
		1126	}
		1127
		1128	if (newwidth != width || newheight != height)
975	}	1129	{
976	if (width != R->TermWin.width || height != R->TermWin.height) {
977	width += R->szHint.base_width;	1130	newwidth += szHint.base_width;
978	height += R->szHint.base_height;	1131	newheight += szHint.base_height;
979	rxvt_resize_all_windows(aR_ width, height, 0);	1132	resize_all_windows (newwidth, newheight, 0);
980	}	1133	}
981	}	1134	}
982		1135
983	/* -------------------------------------------------------------------- *	1136	/* -------------------------------------------------------------------- *
984	* - X INPUT METHOD ROUTINES - *	1137	* - X INPUT METHOD ROUTINES - *
985	* -------------------------------------------------------------------- */	1138	* -------------------------------------------------------------------- */
986	#ifdef USE_XIM	1139	#ifdef USE_XIM
987	/* INTPROTO */
988	void
989	rxvt_setSize(pR_ XRectangle * size)
990	{
991	size->x = R->TermWin.int_bwidth;
992	size->y = R->TermWin.int_bwidth;
993	size->width = Width2Pixel(R->TermWin.ncol);
994	size->height = Height2Pixel(R->TermWin.nrow);
995	}
996		1140
997	/* INTPROTO */
998	void	1141	void
999	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1142	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1000	{	1143	{
1001	*fg = R->PixColors[Color_fg];	1144	fg = pix_colors [Color_fg];
1002	*bg = R->PixColors[Color_bg];	1145	bg = pix_colors [Color_bg];
		1146	}
		1147
		1148	void
		1149	rxvt_term::im_set_size (XRectangle &size)
		1150	{
		1151	// the int_bwidth terms make no sense to me
		1152	size.x = int_bwidth;
		1153	size.y = int_bwidth;
		1154	size.width = Width2Pixel (ncol) + int_bwidth;
		1155	size.height = Height2Pixel (nrow) + int_bwidth;
		1156	}
		1157
		1158	void
		1159	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1160	XRectangle &status_rect,
		1161	const XRectangle &needed_rect)
		1162	{
		1163	preedit_rect.x = needed_rect.width;
		1164	preedit_rect.y = 0;
		1165	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1166	preedit_rect.height = fheight;
		1167
		1168	status_rect.x = 0;
		1169	status_rect.y = 0;
		1170	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1171	status_rect.height = fheight;
1003	}	1172	}
1004		1173
1005	/* Checking whether input method is running. */	1174	/* Checking whether input method is running. */
1006	/* INTPROTO */
1007	Bool	1175	bool
1008	rxvt_IMisRunning(pR)	1176	rxvt_term::IMisRunning ()
1009	{	1177	{
1010	char *p;	1178	Atom atom;
1011	Atom atom;	1179	Window win;
1012	Window win;
1013	char server[IMBUFSIZ];	1180	char server[IMBUFSIZ];
1014		1181
1015	/* get current locale modifier */	1182	/* get current locale modifier */
1016	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1183	if (char *p = XSetLocaleModifiers (0))
		1184	{
1017	STRCPY(server, "@server=");	1185	strcpy (server, "@server=");
1018	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1186	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1187
1019	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1188	if (p = strchr (server + 1, '@')) /* first one only */
1020	*p = '\0';	1189	*p = '\0';
1021		1190
1022	atom = XInternAtom(R->Xdisplay, server, False);	1191	atom = XInternAtom (dpy, server, False);
1023	win = XGetSelectionOwner(R->Xdisplay, atom);	1192	win = XGetSelectionOwner (dpy, atom);
		1193
1024	if (win != None)	1194	if (win != None)
1025	return True;	1195	return True;
1026	}	1196	}
		1197
1027	return False;	1198	return False;
1028	}	1199	}
1029		1200
1030	/* EXTPROTO */
1031	void	1201	void
1032	rxvt_IMSendSpot(pR)	1202	rxvt_term::IMSendSpot ()
1033	{	1203	{
1034	XPoint spot;	1204	XPoint nspot;
1035	XVaNestedList preedit_attr;	1205	XVaNestedList preedit_attr;
1036		1206
1037	if (R->Input_Context == NULL	1207	if (!Input_Context
1038	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1208	|| !focus
1039	|| !(R->event_type == KeyPress	1209	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1040	|| R->event_type == Expose
1041	|| R->event_type == NoExpose
1042	|| R->event_type == SelectionNotify
1043	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1044	|| !rxvt_IMisRunning(aR))
1045	return;	1210	return;
1046		1211
1047	rxvt_setPosition(aR_ & spot);	1212	im_set_position (nspot);
1048		1213
		1214	if (nspot.x == spot.x && nspot.y == spot.y)
		1215	return;
		1216
		1217	spot = nspot;
		1218
1049	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1219	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1050	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1220	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051	XFree(preedit_attr);	1221	XFree (preedit_attr);
1052	}	1222	}
1053		1223
1054	/* EXTPROTO */
1055	void	1224	void
1056	rxvt_setTermFontSet(pR_ int idx)	1225	rxvt_term::im_destroy ()
1057	{	1226	{
1058	char *string;	1227	if (input_method)
1059	long length;	1228	{
1060	int success = 0;	1229	if (Input_Context && input_method->xim)
		1230	XDestroyIC (Input_Context);
1061		1231
1062	if (idx < 0 || idx >= MAX_NFONTS)	1232	display->put_xim (input_method);
1063	return;	1233	input_method = 0;
1064	}	1234	}
1065		1235
1066	/* INTPROTO */
1067	void
1068	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069	XRectangle * needed_rect)
1070	{
1071	int mbh, vtx = 0;
1072
1073	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1074	vtx = scrollbar_TotalWidth();
1075	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1076	mbh -= R->TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1082	+ vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width
1089	: Width2Pixel(R->TermWin.ncol + 1);
1090	status_rect->height = Height2Pixel(1);
1091	}
1092
1093	/* ARGSUSED */
1094	/* INTPROTO */
1095	void
1096	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1097	__attribute__ ((unused)), XPointer call_data
1098	__attribute__ ((unused)))
1099	{
1100	dR;
1101
1102	R->Input_Context = NULL;	1236	Input_Context = 0;
1103	/* To avoid Segmentation Fault in C locale: Solaris only? */
1104	if (STRCMP(R->locale, "C"))
1105	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106	rxvt_IMInstantiateCallback, NULL);
1107	}	1237	}
1108		1238
1109	/*	1239	#ifdef ENABLE_XIM_ONTHESPOT
1110	* X manual pages and include files don't match on some systems:
1111	* some think this is an XIDProc and others an XIMProc so we can't
1112	* use the first argument - need to update this to be nice for
1113	* both types via some sort of configure detection
1114	*/
1115	/* ARGSUSED */
1116	/* EXTPROTO */
1117	void
1118	rxvt_IMInstantiateCallback(Display * unused
1119	__attribute__ ((unused)), XPointer client_data
1120	__attribute__ ((unused)), XPointer call_data
1121	__attribute__ ((unused)))
1122	{
1123	dR;
1124	int i, found, had_im;
1125	const char *p;
1126	char **s;
1127	char buf[IMBUFSIZ];
1128		1240
1129	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1241	static void
1130	if (R->Input_Context)	1242	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1131	return;	1243	{
		1244	((rxvt_term *)client_data)->make_current ();
		1245	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1246	}
1132		1247
1133	found = had_im = 0;	1248	static void
1134	p = R->rs[Rs_inputMethod];	1249	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1135	if (p && *p) {	1250	{
1136	had_im = 1;	1251	((rxvt_term *)client_data)->make_current ();
1137	s = rxvt_splitcommastring(p);	1252	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1138	for (i = 0; s[i]; i++) {	1253	}
1139	if (*s[i]) {	1254
1140	STRCPY(buf, "@im=");	1255	static void
1141	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1256	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1142	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1257	{
1143	&& (rxvt_IM_get_IC(aR) == True)) {	1258	rxvt_term *term = (rxvt_term *)client_data;
1144	found = 1;	1259	XIMText *text = call_data->text;
1145	break;	1260
1146	}	1261	term->make_current ();
1147	}	1262
		1263	if (text)
		1264	{
		1265	wchar_t *str;
		1266
		1267	if (!text->encoding_is_wchar && text->string.multi_byte)
		1268	{
		1269	// of course, X makes it ugly again
		1270	if (term->rs[Rs_imLocale])
		1271	SET_LOCALE (term->rs[Rs_imLocale]);
		1272
		1273	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1274	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1275
		1276	if (term->rs[Rs_imLocale])
		1277	SET_LOCALE (term->locale);
1148	}	1278	}
1149	for (i = 0; s[i]; i++)	1279	else
1150	free(s[i]);	1280	str = text->string.wide_char;
1151	free(s);
1152	}
1153	if (found)
1154	return;
1155		1281
1156	/* try with XMODIFIERS env. var. */	1282	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1157	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1283	DT_INT, call_data->caret,
1158	rxvt_IM_get_IC(aR);	1284	DT_INT, call_data->chg_first,
1159	return;	1285	DT_INT, call_data->chg_length,
		1286	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1287	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1288	DT_END));
1160	}	1289	}
1161		1290	else
1162	/* try with no modifiers base IF the user didn't specify an IM */	1291	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1163	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1292	DT_INT, call_data->caret,
1164	&& rxvt_IM_get_IC(aR) == True)	1293	DT_INT, call_data->chg_first,
1165	return;	1294	DT_INT, call_data->chg_length,
		1295	DT_END));
1166	}	1296	}
		1297
		1298	#if 0
		1299	static void
		1300	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1301	{
		1302	((rxvt_term *)client_data)->make_current ();
		1303	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1304	DT_INT, call_data->position,
		1305	DT_INT, call_data->direction,
		1306	DT_INT, call_data->style,
		1307	DT_END));
		1308	}
		1309	#endif
		1310
		1311	#endif
1167		1312
1168	/*	1313	/*
1169	* Try to open a XIM with the current modifiers, then see if we can	1314	* Try to open a XIM with the current modifiers, then see if we can
1170	* open a suitable preedit type	1315	* open a suitable preedit type
1171	*/	1316	*/
1172	/* INTPROTO */
1173	Bool	1317	bool
1174	rxvt_IM_get_IC(pR)	1318	rxvt_term::IM_get_IC (const char *modifiers)
1175	{	1319	{
1176	int i, j, found;	1320	int i, j, found;
1177	XIM xim;	1321	XIM xim;
1178	XPoint spot;	1322	XPoint spot;
1179	XRectangle rect, status_rect, needed_rect;	1323	XRectangle rect, status_rect, needed_rect;
1180	unsigned long fg, bg;	1324	unsigned long fg, bg;
1181	const char *p;	1325	const char *p;
1182	char **s;	1326	char **s;
1183	XIMStyles *xim_styles;	1327	XIMStyles *xim_styles;
1184	XVaNestedList preedit_attr, status_attr;	1328	#ifdef ENABLE_XIM_ONTHESPOT
1185	XIMCallback ximcallback;	1329	XIMCallback xcb[4];
		1330	#endif
1186		1331
1187	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1332	set_environ (envv);
1188	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1333
1189	if (xim == NULL)	1334	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190	return False;	1335	return false;
1191		1336
		1337	input_method = display->get_xim (locale, modifiers);
		1338	if (input_method == NULL)
		1339	return false;
		1340
		1341	xim = input_method->xim;
		1342	spot.x = spot.y = -1;
		1343
1192	xim_styles = NULL;	1344	xim_styles = NULL;
1193	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1345	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1194	|| !xim_styles || !xim_styles->count_styles) {	1346	|| !xim_styles || !xim_styles->count_styles)
1195	XCloseIM(xim);	1347	{
		1348	im_destroy ();
1196	return False;	1349	return false;
		1350	}
		1351
		1352	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1353
		1354	for (int pi = 0; pi < 2; pi++)
1197	}	1355	{
		1356	p = pet[pi];
1198		1357
1199	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1358	if (!p)
1200	: "OverTheSpot,OffTheSpot,Root";	1359	continue;
		1360
1201	s = rxvt_splitcommastring(p);	1361	s = rxvt_splitcommastring (p);
		1362
1202	for (i = found = 0; !found && s[i]; i++) {	1363	for (i = found = 0; !found && s[i]; i++)
		1364	{
1203	if (!STRCMP(s[i], "OverTheSpot"))	1365	if (!strcmp (s[i], "OverTheSpot"))
1204	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1366	input_style = XIMPreeditPosition | XIMStatusNothing;
1205	else if (!STRCMP(s[i], "OffTheSpot"))	1367	else if (!strcmp (s[i], "OffTheSpot"))
1206	R->input_style = (XIMPreeditArea | XIMStatusArea);	1368	input_style = XIMPreeditArea | XIMStatusArea;
1207	else if (!STRCMP(s[i], "Root"))	1369	else if (!strcmp (s[i], "Root"))
1208	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1370	input_style = XIMPreeditNothing | XIMStatusNothing;
		1371	else if (!strcmp (s[i], "None"))
		1372	input_style = XIMPreeditNone | XIMStatusNone;
		1373	#ifdef ENABLE_XIM_ONTHESPOT
		1374	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1375	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1376	#endif
		1377	else
		1378	input_style = XIMPreeditNothing | XIMStatusNothing;
1209		1379
1210	for (j = 0; j < xim_styles->count_styles; j++)	1380	for (j = 0; j < xim_styles->count_styles; j++)
1211	if (R->input_style == xim_styles->supported_styles[j]) {	1381	if (input_style == xim_styles->supported_styles[j])
		1382	{
		1383	rxvt_freecommastring (s);
		1384
1212	found = 1;	1385	found = 1;
		1386	goto foundpet;
		1387	}
		1388
		1389	}
		1390
		1391	rxvt_freecommastring (s);
		1392	}
		1393
		1394	foundpet:
		1395
		1396	XFree (xim_styles);
		1397
		1398	if (!found)
		1399	{
		1400	im_destroy ();
		1401	return false;
		1402	}
		1403
		1404	XFontSet fs = 0;
		1405	XVaNestedList preedit_attr = 0, status_attr = 0;
		1406
		1407	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1408	{
		1409	// fake us a font-set, please
		1410	char **missing_charset_list;
		1411	int missing_charset_count;
		1412	char *def_string;
		1413	char pat[512];
		1414
		1415	sprintf (pat,
		1416	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1417	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1418	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1419	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1420	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1421	"*",
		1422	fheight,
		1423	fheight + 1, fheight - 1,
		1424	fheight - 2, fheight + 2);
		1425
		1426	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1427	&missing_charset_list, &missing_charset_count, &def_string);
		1428
		1429	if (missing_charset_list)
		1430	XFreeStringList (missing_charset_list);
		1431
		1432	if (!fs)
		1433	{
		1434	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1435	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1436	}
		1437	}
		1438
		1439	if (input_style & XIMPreeditPosition)
		1440	{
		1441	im_set_size (rect);
		1442	im_set_position (spot);
		1443	im_set_color (fg, bg);
		1444
		1445	preedit_attr = XVaCreateNestedList (0,
		1446	XNForeground, fg,
		1447	XNBackground, bg,
		1448	XNArea, &rect,
		1449	XNSpotLocation, &spot,
		1450	XNFontSet, fs,
		1451	NULL);
		1452	}
		1453	else if (input_style & XIMPreeditArea)
		1454	{
		1455	im_set_color (fg, bg);
		1456
		1457	/*
		1458	* The necessary width of preedit area is unknown
		1459	* until create input context.
		1460	*/
		1461	needed_rect.width = 0;
		1462	im_set_preedit_area (rect, status_rect, needed_rect);
		1463
		1464	preedit_attr = XVaCreateNestedList (0,
		1465	XNForeground, fg,
		1466	XNBackground, bg,
		1467	XNArea, &rect,
		1468	XNFontSet, fs,
		1469	NULL);
		1470	status_attr = XVaCreateNestedList (0,
		1471	XNForeground, fg,
		1472	XNBackground, bg,
		1473	XNArea, &status_rect,
		1474	XNFontSet, fs,
		1475	NULL);
		1476	}
		1477	#if ENABLE_XIM_ONTHESPOT
		1478	else if (input_style & XIMPreeditCallbacks)
		1479	{
		1480	im_set_position (spot);
		1481
		1482	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1483	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1484	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1485	# if 0
		1486	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1487	# endif
		1488
		1489	preedit_attr = XVaCreateNestedList (0,
		1490	XNSpotLocation, &spot,
		1491	XNPreeditStartCallback, &xcb[0],
		1492	XNPreeditDoneCallback , &xcb[1],
		1493	XNPreeditDrawCallback , &xcb[2],
		1494	# if 0
		1495	XNPreeditCaretCallback, &xcb[3],
		1496	# endif
		1497	NULL);
		1498	}
		1499	#endif
		1500
		1501	Input_Context = XCreateIC (xim,
		1502	XNInputStyle, input_style,
		1503	XNClientWindow, vt,
		1504	XNFocusWindow, parent[0],
		1505	preedit_attr ? XNPreeditAttributes : NULL,
		1506	preedit_attr,
		1507	status_attr ? XNStatusAttributes : NULL,
		1508	status_attr, NULL);
		1509
		1510	if (preedit_attr) XFree (preedit_attr);
		1511	if (status_attr) XFree (status_attr);
		1512	if (fs) XFreeFontSet (dpy, fs);
		1513
		1514	if (Input_Context == NULL)
		1515	{
		1516	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1517	im_destroy ();
		1518	return false;
		1519	}
		1520
		1521	#if 0
		1522	// unfortunately, only the focus window is used by XIM, hard to fix
		1523	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1524	vt_select_input ();
		1525	#endif
		1526
		1527	IMSetPosition ();
		1528
		1529	return true;
		1530	}
		1531
		1532	void
		1533	rxvt_term::im_cb ()
		1534	{
		1535	int i;
		1536	const char *p;
		1537	char **s;
		1538	char buf[IMBUFSIZ];
		1539
		1540	make_current ();
		1541
		1542	im_destroy ();
		1543
		1544	if (Input_Context)
		1545	return;
		1546
		1547	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1548	if (rs[Rs_imLocale])
		1549	SET_LOCALE (rs[Rs_imLocale]);
		1550	#endif
		1551
		1552	p = rs[Rs_inputMethod];
		1553	if (p && *p)
		1554	{
		1555	bool found = false;
		1556
		1557	s = rxvt_splitcommastring (p);
		1558
		1559	for (i = 0; s[i]; i++)
		1560	{
		1561	if (*s[i])
		1562	{
		1563	strcpy (buf, "@im=");
		1564	strncat (buf, s[i], IMBUFSIZ - 5);
		1565	if (IM_get_IC (buf))
		1566	{
		1567	found = true;
1213	break;	1568	break;
		1569	}
1214	}	1570	}
1215	}	1571	}
1216	for (i = 0; s[i]; i++)
1217	free(s[i]);
1218	free(s);
1219	XFree(xim_styles);
1220		1572
		1573	rxvt_freecommastring (s);
		1574
1221	if (!found) {	1575	if (found)
1222	XCloseIM(xim);	1576	goto done;
1223	return False;
1224	}	1577	}
1225		1578
1226	ximcallback.callback = rxvt_IMDestroyCallback;	1579	/* try with XMODIFIERS env. var. */
		1580	if (IM_get_IC (""))
		1581	goto done;
1227		1582
1228	/* XXX: not sure why we need this (as well as IC one below) */	1583	/* try with no modifiers base IF the user didn't specify an IM */
1229	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1584	if (IM_get_IC ("@im=none"))
		1585	goto done;
1230		1586
1231	preedit_attr = status_attr = NULL;	1587	done:
1232		1588	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1233	if (R->input_style & XIMPreeditPosition) {	1589	if (rs[Rs_imLocale])
1234	rxvt_setSize(aR_ & rect);	1590	SET_LOCALE (locale);
1235	rxvt_setPosition(aR_ & spot);	1591	#endif
1236	rxvt_setColor(aR_ & fg, &bg);
1237
1238	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1239	XNSpotLocation, &spot,
1240	XNForeground, fg, XNBackground, bg,
1241	//XNFontSet, R->TermWin.fontset,
1242	NULL);
1243	} else if (R->input_style & XIMPreeditArea) {
1244	rxvt_setColor(aR_ & fg, &bg);
1245
1246	/*
1247	* The necessary width of preedit area is unknown
1248	* until create input context.
1249	*/
1250	needed_rect.width = 0;
1251
1252	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1253
1254	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1255	XNForeground, fg, XNBackground, bg,
1256	//XNFontSet, R->TermWin.fontset,
1257	NULL);
1258	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1259	XNForeground, fg, XNBackground, bg,
1260	//XNFontSet, R->TermWin.fontset,
1261	NULL);
1262	}
1263	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1264	XNClientWindow, R->TermWin.parent[0],
1265	XNFocusWindow, R->TermWin.parent[0],
1266	XNDestroyCallback, &ximcallback,
1267	preedit_attr ? XNPreeditAttributes : NULL,
1268	preedit_attr,
1269	status_attr ? XNStatusAttributes : NULL,
1270	status_attr, NULL);
1271	if (preedit_attr)
1272	XFree(preedit_attr);
1273	if (status_attr)
1274	XFree(status_attr);
1275	if (R->Input_Context == NULL) {
1276	rxvt_print_error("failed to create input context");
1277	XCloseIM(xim);
1278	return False;
1279	}
1280	if (R->input_style & XIMPreeditArea)
1281	rxvt_IMSetStatusPosition(aR);
1282	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1283	return True;
1284	}	1592	}
1285		1593
1286	/* EXTPROTO */
1287	void	1594	void
1288	rxvt_IMSetStatusPosition(pR)	1595	rxvt_term::IMSetPosition ()
1289	{	1596	{
1290	XRectangle preedit_rect, status_rect, *needed_rect;	1597	XRectangle preedit_rect, status_rect, *needed_rect;
1291	XVaNestedList preedit_attr, status_attr;	1598	XVaNestedList preedit_attr, status_attr;
1292		1599
1293	if (R->Input_Context == NULL	1600	if (!Input_Context
1294	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1601	|| !focus
		1602	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1295	|| !rxvt_IMisRunning(aR))	1603	|| !IMisRunning ())
1296	return;	1604	return;
1297		1605
		1606	if (input_style & XIMPreeditPosition)
		1607	{
		1608	im_set_size (preedit_rect);
		1609	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1610
		1611	XSetICValues (Input_Context,
		1612	XNPreeditAttributes, preedit_attr, NULL);
		1613	}
		1614	else
		1615	{
1298	/* Getting the necessary width of preedit area */	1616	/* Getting the necessary width of preedit area */
1299	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1617	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1300	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1618	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1301	XFree(status_attr);	1619	XFree (status_attr);
1302		1620
1303	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1621	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1622	XFree (needed_rect);
1304		1623
1305	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1624	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1306	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1625	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1307		1626
1308	XSetICValues(R->Input_Context,	1627	XSetICValues (Input_Context,
1309	XNPreeditAttributes, preedit_attr,	1628	XNPreeditAttributes, preedit_attr,
1310	XNStatusAttributes, status_attr, NULL);	1629	XNStatusAttributes, status_attr,
		1630	NULL);
1311		1631
		1632	XFree (status_attr);
		1633	}
		1634
1312	XFree(preedit_attr);	1635	XFree (preedit_attr);
1313	XFree(status_attr);
1314	}	1636	}
1315	#endif /* USE_XIM */	1637	#endif /* USE_XIM */
1316		1638
1317	/*----------------------------------------------------------------------*/	1639	void
1318	rxvt_t rxvt_current_term;	1640	rxvt_term::get_window_origin (int &x, int &y)
		1641	{
		1642	Window cr;
		1643	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1644	}
		1645
		1646	Pixmap
		1647	rxvt_term::get_pixmap_property (int prop_id)
		1648	{
		1649	Pixmap pixmap = None;
		1650
		1651	if (prop_id > 0 && prop_id < NUM_XA)
		1652	if (xa[prop_id])
		1653	{
		1654	int aformat;
		1655	unsigned long nitems, bytes_after;
		1656	Atom atype;
		1657	unsigned char *prop = NULL;
		1658	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1659	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1660	&nitems, &bytes_after, &prop);
		1661	if (result == Success && prop && atype == XA_PIXMAP)
		1662	pixmap = *(Pixmap *)prop;
		1663	XFree (prop);
		1664	}
		1665
		1666	return pixmap;
		1667	}
		1668
		1669	#ifdef HAVE_BG_PIXMAP
		1670
		1671	void
		1672	rxvt_term::update_background ()
		1673	{
		1674	if (update_background_ev.is_active ())
		1675	return;
		1676
		1677	bgPixmap.invalidate ();
		1678
		1679	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1680
		1681	if (to_wait <= 0.)
		1682	bgPixmap.render ();
		1683	else
		1684	update_background_ev.start (to_wait);
		1685	}
		1686
		1687	void
		1688	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1689	{
		1690	make_current ();
		1691
		1692	update_background_ev.stop ();
		1693	bgPixmap.render ();
		1694	refresh_check ();
		1695	}
		1696
		1697	#endif /* HAVE_BG_PIXMAP */
1319		1698
1320	/*----------------------- end-of-file (C source) -----------------------*/	1699	/*----------------------- end-of-file (C source) -----------------------*/

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