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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.24 by pcg, Sat Jan 31 03:26:28 2004 UTC vs.
Revision 1.379 by root, Tue Jun 5 11:10:58 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.24 2004/01/31 03:26:28 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 <schmorp@schmorp.de>
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 <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
49	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
50		61
51	void	62	bool
52	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
53	{	64	{
54	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
55	{	66
56	STRNCPY (curlocale, locale, 128);	67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
58	}	75	return true;
59	}	76	}
60		77
61	void *	78	void
62	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
63	{	80	{
64	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
65		84
66	MEMSET (p, 0, s);	85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
		91	#if ENABLE_COMBINING
		92	class rxvt_composite_vec rxvt_composite;
		93
		94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		95	{
		96	compose_char *cc;
		97
		98	// break compose chains, as stupid readline really likes to duplicate
		99	// composing characters for some reason, near the end of a line.
		100	cc = (*this)[c1];
		101	while (cc)
		102	{
		103	if (cc->c2 == c2) return c1;
		104	cc = (*this)[cc->c1];
		105	}
		106
		107	// check to see whether this combination already exists otherwise
		108	for (cc = v.begin (); cc < v.end (); cc++)
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111
		112	// allocate a new combination
		113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		114	{
		115	static int seen;
		116
		117	if (!seen++)
		118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		119
		120	return REPLACEMENT_CHAR;
		121	}
		122
		123	v.push_back (compose_char (c1, c2));
		124
		125	return v.size () - 1 + COMPOSE_LO;
		126	}
		127
		128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		129	{
		130	compose_char *cc = (*this)[c];
		131
		132	if (!cc)
		133	{
		134	if (r) *r = c;
		135	return 1;
		136	}
		137
		138	int len = expand (cc->c1, r);
		139
		140	if (r) r += len;
		141
		142	if (cc->c2 != NOCHAR)
		143	{
		144	len++;
		145	if (r) *r++ = cc->c2;
		146	}
		147
67	return p;	148	return len;
68	}
69		149
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	150	}
		151	#endif
75		152
76	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
77	:	154	{
		155	#if HAVE_BG_PIXMAP
		156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		157	#endif
78	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
80	#endif	160	#endif
81	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
83	#endif	179	#endif
84	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
86	#endif	182	#endif
87	check_ev (this, &rxvt_term::check_cb),	183	#ifndef NO_BELL
88	destroy_ev (this, &rxvt_term::destroy_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
89	pty_ev (this, &rxvt_term::pty_cb),	185	#endif
90	x_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
91	incr_ev (this, &rxvt_term::incr_cb)	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
92	{	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
93	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
94	}	212	}
95		213
96	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
97	{	215	{
		216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
		225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	if (display)
		232	{
		233	selection_clear ();
		234	selection_clear (true);
		235
		236	#if USE_XIM
		237	im_destroy ();
		238	#endif
		239	scrollBar.destroy ();
		240	if (gc) XFreeGC (dpy, gc);
		241
		242	delete drawable;
		243	// destroy all windows
		244	if (parent)
		245	XDestroyWindow (dpy, parent);
		246
		247	for (int i = 0; i < TOTAL_COLORS; i++)
		248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
		251	#if OFF_FOCUS_FADING
		252	pix_colors_unfocused [i].free (this);
		253	#endif
		254	}
		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
		259	displays.put (display);
		260	}
		261
98	scr_release ();	262	scr_release ();
99		263
		264	/* clear all resources */
		265	for (int i = 0; i < allocated.size (); i++)
		266	free (allocated [i]);
		267
		268	free (selection.text);
		269	free (selection.clip_text);
100	free (locale);	270	free (locale);
101	free (codeset);	271	free (v_buffer);
102		272
103	#ifndef NO_SETOWNER_TTYDEV	273	delete selection_req;
104	privileged_ttydev (RESTORE);
105	#endif
106	#ifdef UTMP_SUPPORT
107	privileged_utmp (RESTORE);
108	#endif
109	#ifdef USE_XIM
110	if (Input_Context != NULL)
111	{
112	XDestroyIC (Input_Context);
113	Input_Context = NULL;
114	}
115	#endif
116		274
117	if (cmd_fd >= 0)	275	delete envv;
118	close (cmd_fd);	276	delete argv;
119		277
120	if (Xfd >= 0)	278	#ifdef KEYSYM_RESOURCE
121	XCloseDisplay (Xdisplay);	279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
122		285
123	delete PixColors;	286	// child has exited, usually destroys
		287	void
		288	rxvt_term::child_cb (ev::child &w, int status)
		289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
		292	cmd_pid = 0;
		293
		294	if (!option (Opt_hold))
		295	destroy ();
124	}	296	}
125		297
126	void	298	void
127	rxvt_term::destroy ()	299	rxvt_term::destroy ()
128	{	300	{
		301	if (destroy_ev.is_active ())
		302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		305
		306	#if ENABLE_OVERLAY
		307	scr_overlay_off ();
		308	#endif
		309
		310	if (display)
		311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		317	rootwin_ev.stop (display);
		318	#endif
		319	termwin_ev.stop (display);
		320	vt_ev.stop (display);
		321	}
		322
129	check_ev.stop ();	323	flush_ev.stop ();
130	pty_ev.stop ();	324	pty_ev.stop ();
131	x_ev.stop ();
132	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
133	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
134	#endif	327	#endif
135	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
136	text_blink_ev.stop ();	329	text_blink_ev.stop ();
137	#endif	330	#endif
		331	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		332	cont_scroll_ev.stop ();
		333	#endif
		334	#ifdef SELECTION_SCROLLING
		335	sel_scroll_ev.stop ();
		336	#endif
138	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
139	pointer_ev.stop ();	338	pointer_ev.stop ();
140	#endif	339	#endif
141		340
142	destroy_ev.start (0);	341	destroy_ev.start ();
143	}	342	}
144		343
145	void	344	void
146	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
147	{	346	{
148	SET_R (this);	347	make_current ();
149		348
150	delete this;	349	delete this;
151	}	350	}
152		351
153	/*----------------------------------------------------------------------*/
154	/* rxvt_init() */
155	/* LIBPROTO */
156	rxvt_t
157	rxvt_init (int argc, const char *const *argv)
158	{
159	SET_R (new rxvt_term);
160
161	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162	{
163	delete GET_R;
164	SET_R (0);
165	}
166
167	return GET_R;
168	}
169
170	void	352	void
171	rxvt_init_signals ()	353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
172	{	354	{
173	/* install exit handler for cleanup */	355	if (!opt)
174	#if 0
175	#ifdef HAVE_ATEXIT
176	atexit(rxvt_clean_exit);
177	#else
178	#endif
179	#endif
180
181	struct sigaction sa;
182
183	sigfillset (&sa.sa_mask);
184	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193	/* signal (SIGURG, SIG_DFL); */
194
195	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197	}
198
199	bool
200	rxvt_term::init (int argc, const char *const *argv)
201	{
202	/*
203	* Save and then give up any super-user privileges
204	* If we need privileges in any area then we must specifically request it.
205	* We should only need to be root in these cases:
206	* 1. write utmp entries on some systems
207	* 2. chown tty on some systems
208	*/
209	privileges (SAVE);
210	privileges (IGNORE);
211
212	init_secondary ();
213
214	const char **cmd_argv = init_resources (argc, argv);
215
216	set_locale ("");
217
218	#if (MENUBAR_MAX)
219	menubar_read (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	create_windows (argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	Gr_reset (); /* 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	resize_scrollbar (); /* 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	check_our_parents ();
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	}
271
272	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */
275	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/
278	/* ARGSUSED */
279	/* EXTPROTO */
280	RETSIGTYPE
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{
283	int pid, save_errno = errno;
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285	;
286	errno = save_errno;
287
288	#if 0
289	if (pid == cmd_pid)
290	exit (EXIT_SUCCESS);
291	#endif
292	}
293
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* EXTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	if (GET_R->allowedxerror == -1)
316	GET_R->allowedxerror = event->error_code;
317	else
318	{
319	rxvt_print_error("XError: Request: %d . %d, Error: %d",
320	event->request_code, event->minor_code,
321	event->error_code);
322
323	GET_R->destroy ();
324	}
325
326	return 0;	356	return;
		357
		358	uint8_t mask = 1 << (opt & 7);
		359	uint8_t &val = options [opt >> 3];
		360
		361	val = val & ~mask | (set ? mask : 0);
327	}	362	}
328		363
329	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
330	/*	365	/*
331	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
332	* TODO: if debugging, this should free up any known resources if we can	367	* TODO: if debugging, this should free up any known resources if we can
333	*/	368	*/
334	/* EXTPROTO */	369	static XErrorHandler old_xerror_handler;
335	void
336	rxvt_clean_exit ()
337	{
338	GET_R->destroy ();
339	}
340		370
341	/* ------------------------------------------------------------------------- *	371	static void
342	* MEMORY ALLOCATION WRAPPERS *	372	rxvt_emergency_cleanup ()
343	* ------------------------------------------------------------------------- */
344	/* EXTPROTO */
345	void *
346	rxvt_malloc(size_t size)
347	{	373	{
348	void *p;	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		375	(*t)->emergency_cleanup ();
		376	}
349		377
350	p = malloc(size);	378	#if !ENABLE_MINIMAL
351	if (p)	379	static void ecb_cold
352	return p;	380	print_x_error (Display *dpy, XErrorEvent *event)
		381	{
		382	char buffer[BUFSIZ];
		383	char mesg[BUFSIZ];
		384	char number[32];
		385	const char mtype[] = "XlibMessage";
353		386
354	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	387	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
355	rxvt_clean_exit();	388	XGetErrorDatabaseText (dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		389	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		390	rxvt_warn ("%s: %s\n", mesg, buffer);
		391	XGetErrorDatabaseText (dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		392	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		393	sprintf (number, "%d", event->request_code);
		394	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		395	rxvt_warn ("(which is %s)\n", buffer);
		396
		397	if (event->request_code >= 128)
		398	{
		399	XGetErrorDatabaseText (dpy, mtype, "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		401	}
		402
		403	if (event->error_code == BadWindow
		404	|| event->error_code == BadPixmap
		405	|| event->error_code == BadCursor
		406	|| event->error_code == BadFont
		407	|| event->error_code == BadDrawable
		408	|| event->error_code == BadColor
		409	|| event->error_code == BadGC
		410	|| event->error_code == BadIDChoice
		411	|| event->error_code == BadValue
		412	|| event->error_code == BadAtom)
		413	{
		414	if (event->error_code == BadValue)
		415	XGetErrorDatabaseText (dpy, mtype, "Value", "Value 0x%x", mesg, BUFSIZ);
		416	else if (event->error_code == BadAtom)
		417	XGetErrorDatabaseText (dpy, mtype, "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		418	else
		419	XGetErrorDatabaseText (dpy, mtype, "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		420
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		422	}
		423
		424	XGetErrorDatabaseText (dpy, mtype, "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		426	}
		427	#endif
		428
		429	int ecb_cold
		430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		431	{
		432	if (GET_R->allowedxerror == -1)
		433	GET_R->allowedxerror = event->error_code;
		434	else
		435	{
		436	// GET_R is most likely not the terminal which caused the error,
		437	// so just output the error and continue
		438	#if ENABLE_MINIMAL
		439	old_xerror_handler (display, event);
		440	#else
		441	print_x_error (display, event);
		442	#endif
		443	}
		444
		445	return 0;
		446	}
		447
		448	int ecb_cold
		449	rxvt_xioerror_handler (Display *display)
		450	{
		451	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		452	DisplayString (display));
		453	rxvt_emergency_cleanup ();
356	exit(EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
357	/* NOTREACHED */
358	}	455	}
359		456
360	/* EXTPROTO */	457	static struct sig_handlers
361	void *
362	rxvt_calloc(size_t number, size_t size)
363	{	458	{
364	void *p;	459	ev::sig sw_term, sw_int;
365		460
366	p = calloc(number, size);	461	/*
367	if (p)	462	* Catch a fatal signal and tidy up before quitting
368	return p;	463	*/
		464	void sig_term (ev::sig &w, int revents);
369		465
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	466	sig_handlers ()
371	rxvt_clean_exit();	467	{
372	exit(EXIT_FAILURE);	468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
373	/* NOTREACHED */	469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
374	}	470	}
		471	} sig_handlers;
375		472
376	/* EXTPROTO */
377	void *
378	rxvt_realloc(void *ptr, size_t size)
379	{
380	void *p;
381
382	if (ptr)
383	p = realloc(ptr, size);
384	else
385	p = malloc(size);
386	if (p)
387	return p;
388
389	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390	rxvt_clean_exit();
391	exit(EXIT_FAILURE);
392	/* NOTREACHED */
393	}
394
395	/* ------------------------------------------------------------------------- *
396	* PRIVILEGED OPERATIONS *
397	* ------------------------------------------------------------------------- */
398	/* take care of suid/sgid super-user (root) privileges */
399	void	473	void
400	rxvt_term::privileges (int mode)	474	sig_handlers::sig_term (ev::sig &w, int revents)
401	{	475	{
402	#if ! defined(__CYGWIN32__)	476	rxvt_emergency_cleanup ();
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	477	w.stop ();
404	/* setreuid() is the poor man's setuid(), seteuid() */	478	kill (getpid (), w.signum);
405	# define seteuid(a) setreuid(-1, (a))	479	}
406	# define setegid(a) setregid(-1, (a))	480
407	# define HAVE_SETEUID	481	static void
		482	rxvt_get_ttymode (struct termios *tio)
		483	{
		484	if (tcgetattr (STDIN_FILENO, tio) < 0)
		485	memset (tio, 0, sizeof (struct termios));
		486
		487	for (int i = 0; i < NCCS; i++)
		488	tio->c_cc[i] = VDISABLE;
		489
		490	tio->c_cc[VINTR] = CINTR;
		491	tio->c_cc[VQUIT] = CQUIT;
		492	tio->c_cc[VERASE] = CERASE;
		493	#ifdef VERASE2
		494	tio->c_cc[VERASE2] = CERASE2;
		495	#endif
		496	tio->c_cc[VKILL] = CKILL;
		497	tio->c_cc[VEOF] = CEOF;
		498	tio->c_cc[VSTART] = CSTART;
		499	tio->c_cc[VSTOP] = CSTOP;
		500	tio->c_cc[VSUSP] = CSUSP;
		501	# ifdef VDSUSP
		502	tio->c_cc[VDSUSP] = CDSUSP;
408	# endif	503	# endif
409	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
410	switch (mode) {	505	tio->c_cc[VREPRINT] = CRPRNT;
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	euid = geteuid();
421	egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(euid);
425	setegid(egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif	506	# endif
440	#endif	507	# ifdef VDISCRD
441	}	508	tio->c_cc[VDISCRD] = CFLUSH;
442
443	#ifdef UTMP_SUPPORT
444	void
445	rxvt_term::privileged_utmp (char action)
446	{
447	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448	action, next_utmp_action, getpid()));
449	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450	|| (Options & Opt_utmpInhibit)
451	|| ttydev == NULL || *ttydev == '\0')
452	return;
453
454	privileges (RESTORE);
455	if (action == SAVE) {
456	next_utmp_action = RESTORE;
457	makeutent (ttydev, rs[Rs_display_name]);
458	} else { /* action == RESTORE */
459	next_utmp_action = IGNORE;
460	cleanutent ();
461	}
462	privileges (IGNORE);
463	}
464	#endif
465
466	#ifndef NO_SETOWNER_TTYDEV
467	void
468	rxvt_term::privileged_ttydev (char action)
469	{
470	D_MAIN((stderr,
471	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
472	action, next_tty_action, getpid()));
473	if (next_tty_action != action || (action != SAVE && action != RESTORE)
474	|| ttydev == NULL || *ttydev == '\0')
475	return;
476
477	privileges (RESTORE);
478
479	if (action == SAVE) {
480	next_tty_action = RESTORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484	next_tty_action = IGNORE;
485	else
486	# endif	509	# endif
487	{	510	# ifdef VWERSE
488	chown(ttydev, getuid(), ttygid); /* fail silently */	511	tio->c_cc[VWERSE] = CWERASE;
489	chmod(ttydev, ttymode);
490	# ifdef HAVE_REVOKE
491	revoke(ttydev);
492	# endif	512	# endif
493	}	513	# ifdef VLNEXT
494	} else { /* action == RESTORE */	514	tio->c_cc[VLNEXT] = CLNEXT;
495	next_tty_action = IGNORE;
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	chmod(ttydev, ttyfd_stat.st_mode);
498	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499	# else
500	chmod(ttydev,
501	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502	chown(ttydev, 0, 0);
503	# endif	515	# endif
504	}	516	# ifdef VSTATUS
505		517	tio->c_cc[VSTATUS] = CSTATUS;
506	privileges (IGNORE);
507
508	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510	action == RESTORE ? "Restoring" : (action ==
511	SAVE ? "Saving" :
512	"UNKNOWN ERROR for"), ttydev,
513	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514	ttyfd_stat.st_gid));
515	# endif	518	# endif
516	}	519
		520	# if VMIN != VEOF
		521	tio->c_cc[VMIN] = 1;
517	#endif	522	# endif
		523	# if VTIME != VEOL
		524	tio->c_cc[VTIME] = 0;
		525	# endif
		526
		527	/* input modes */
		528	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		529	# ifdef IMAXBEL
		530	| IMAXBEL
		531	# endif
		532	| IXON);
		533
		534	/* output modes */
		535	tio->c_oflag = (OPOST | ONLCR);
		536
		537	/* control modes */
		538	tio->c_cflag = (CS8 | CREAD);
		539
		540	/* local modes */
		541	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		542	# if defined (ECHOCTL) && defined (ECHOKE)
		543	| ECHOCTL | ECHOKE
		544	# endif
		545	| ECHOE | ECHOK);
		546	}
		547
		548	char **rxvt_environ; // startup environment
		549
		550	void
		551	rxvt_init ()
		552	{
		553	assert (("fontMask must not overlap other RS masks",
		554	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		555
		556	rxvt_get_ttymode (&rxvt_term::def_tio);
		557
		558	// get rid of stdin/stdout as we don't need them, to free resources
		559	dup2 (STDERR_FILENO, STDIN_FILENO);
		560	dup2 (STDERR_FILENO, STDOUT_FILENO);
		561
		562	if (!ev_default_loop ())
		563	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		564
		565	rxvt_environ = environ;
		566
		567	signal (SIGHUP, SIG_IGN);
		568	signal (SIGPIPE, SIG_IGN);
		569
		570	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		571	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		572
		573	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		574	// TODO: handle this with exceptions and tolerate the memory loss
		575	XSetIOErrorHandler (rxvt_xioerror_handler);
		576
		577	XrmInitialize ();
		578
		579	#if HAVE_PIXBUF
		580	g_type_init ();
		581	#endif
		582	}
518		583
519	/*----------------------------------------------------------------------*/	584	/*----------------------------------------------------------------------*/
520	/*	585	/*
521	* window size/position calculcations for XSizeHint and other storage.	586	* window size/position calculations for XSizeHint and other storage.
522	* if width/height are non-zero then override calculated width/height	587	* if width/height are non-zero then override calculated width/height
523	*/	588	*/
524	void	589	void
525	rxvt_term::window_calc (unsigned int width, unsigned int height)	590	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526	{	591	{
527	short recalc_x, recalc_y;	592	short recalc_x, recalc_y;
528	int x, y, sb_w, mb_h, flags;	593	int x, y, flags;
529	unsigned int w, h;	594	unsigned int w, h;
530	unsigned int max_width, max_height;	595	unsigned int max_width, max_height;
531		596
532	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533	TermWin.ncol, TermWin.nrow, szHint.width,
534	szHint.height));
535	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	597	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536	szHint.win_gravity = NorthWestGravity;	598	szHint.win_gravity = NorthWestGravity;
537	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	599	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538		600
539	recalc_x = recalc_y = 0;	601	recalc_x = recalc_y = 0;
540	flags = 0;	602	flags = 0;
		603
541	if (!parsed_geometry) {	604	if (!parsed_geometry)
		605	{
542	parsed_geometry = 1;	606	parsed_geometry = 1;
		607
543	if (rs[Rs_geometry])	608	if (rs[Rs_geometry])
544	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	609	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		610
545	if (flags & WidthValue) {	611	if (flags & WidthValue)
546	TermWin.ncol = BOUND_POSITIVE_INT16(w);	612	{
		613	if (!w)
		614	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		615
		616	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
547	szHint.flags |= USSize;	617	szHint.flags |= USSize;
548	}	618	}
		619
549	if (flags & HeightValue) {	620	if (flags & HeightValue)
550	TermWin.nrow = BOUND_POSITIVE_INT16(h);	621	{
		622	if (!h)
		623	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		624
		625	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
551	szHint.flags |= USSize;	626	szHint.flags |= USSize;
552	}	627	}
		628
553	if (flags & XValue) {	629	if (flags & XValue)
		630	{
554	szHint.x = x;	631	szHint.x = x;
555	szHint.flags |= USPosition;	632	szHint.flags |= USPosition;
		633
556	if (flags & XNegative) {	634	if (flags & XNegative)
		635	{
557	recalc_x = 1;	636	recalc_x = 1;
558	szHint.win_gravity = NorthEastGravity;	637	szHint.win_gravity = NorthEastGravity;
559	}	638	}
560	}	639	}
		640
561	if (flags & YValue) {	641	if (flags & YValue)
		642	{
562	szHint.y = y;	643	szHint.y = y;
563	szHint.flags |= USPosition;	644	szHint.flags |= USPosition;
		645
564	if (flags & YNegative) {	646	if (flags & YNegative)
		647	{
565	recalc_y = 1;	648	recalc_y = 1;
		649
566	if (szHint.win_gravity == NorthEastGravity)	650	if (szHint.win_gravity == NorthEastGravity)
567	szHint.win_gravity = SouthEastGravity;	651	szHint.win_gravity = SouthEastGravity;
568	else	652	else
569	szHint.win_gravity = SouthWestGravity;	653	szHint.win_gravity = SouthWestGravity;
570	}	654	}
571	}	655	}
572	}	656	}
		657
573	/* TODO: BOUNDS */	658	/* TODO: BOUNDS */
574	TermWin.width = TermWin.ncol * TermWin.fwidth;	659	width = ncol * fwidth;
575	TermWin.height = TermWin.nrow * TermWin.fheight;	660	height = nrow * fheight;
576	max_width = MAX_COLS * TermWin.fwidth;	661	max_width = MAX_COLS * fwidth;
577	max_height = MAX_ROWS * TermWin.fheight;	662	max_height = MAX_ROWS * fheight;
578		663
579	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	664	szHint.base_width = szHint.base_height = 2 * int_bwidth;
580		665
581	sb_w = mb_h = 0;
582	window_vt_x = window_vt_y = 0;	666	window_vt_x = window_vt_y = int_bwidth;
583	if (scrollbar_visible ()) {	667
		668	if (scrollBar.state)
		669	{
584	sb_w = scrollbar_TotalWidth();	670	int sb_w = scrollBar.total_width ();
585	szHint.base_width += sb_w;	671	szHint.base_width += sb_w;
		672
586	if (!(Options & Opt_scrollBar_right))	673	if (!option (Opt_scrollBar_right))
587	window_vt_x = sb_w;	674	window_vt_x += sb_w;
588	}	675	}
589	if (menubar_visible ()) {	676
590	mb_h = menuBar_TotalHeight();
591	szHint.base_height += mb_h;
592	window_vt_y = mb_h;
593	}
594	szHint.width_inc = TermWin.fwidth;	677	szHint.width_inc = fwidth;
595	szHint.height_inc = TermWin.fheight;	678	szHint.height_inc = fheight;
596	szHint.min_width = szHint.base_width + szHint.width_inc;	679	szHint.min_width = szHint.base_width + szHint.width_inc;
597	szHint.min_height = szHint.base_height + szHint.height_inc;	680	szHint.min_height = szHint.base_height + szHint.height_inc;
598		681
599	if (width && width - szHint.base_width < max_width) {	682	if (newwidth && newwidth - szHint.base_width < max_width)
		683	{
600	szHint.width = width;	684	szHint.width = newwidth;
601	TermWin.width = width - szHint.base_width;	685	width = newwidth - szHint.base_width;
602	} else {	686	}
603	MIN_IT(TermWin.width, max_width);	687	else
		688	{
		689	min_it (width, max_width);
604	szHint.width = szHint.base_width + TermWin.width;	690	szHint.width = szHint.base_width + width;
605	}	691	}
		692
606	if (height && height - szHint.base_height < max_height) {	693	if (newheight && newheight - szHint.base_height < max_height)
		694	{
607	szHint.height = height;	695	szHint.height = newheight;
608	TermWin.height = height - szHint.base_height;	696	height = newheight - szHint.base_height;
609	} else {	697	}
		698	else
		699	{
610	MIN_IT(TermWin.height, max_height);	700	min_it (height, max_height);
611	szHint.height = szHint.base_height + TermWin.height;	701	szHint.height = szHint.base_height + height;
612	}	702	}
613	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
614	window_sb_x = szHint.width - sb_w;
615		703
616	if (recalc_x)	704	if (recalc_x)
617	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	705	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
618	- szHint.width - 2 * TermWin.ext_bwidth);	706
619	if (recalc_y)	707	if (recalc_y)
620	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	708	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
621	- szHint.height - 2 * TermWin.ext_bwidth);
622		709
623	TermWin.ncol = TermWin.width / TermWin.fwidth;	710	ncol = width / fwidth;
624	TermWin.nrow = TermWin.height / TermWin.fheight;	711	nrow = height / fheight;
625	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	712
626	TermWin.ncol, TermWin.nrow, szHint.width,	713	// When the size of the vt window is not a multiple of the cell
627	szHint.height));	714	// size, i.e., when the wm does not honour our size hints, there are
628	return;	715	// extra areas not covered by the terminal screen. Such gaps, when a
		716	// bg pixmap is set, would have to be cleared manually to properly
		717	// refresh the background. We take the simpler route and shrink the
		718	// vt window so as to avoid creating gaps.
		719	vt_width = ncol * fwidth;
		720	vt_height = nrow * fheight;
629	}	721	}
630		722
631	/*----------------------------------------------------------------------*/	723	/*----------------------------------------------------------------------*/
632	/*	724	/*
633	* Tell the teletype handler what size the window is.	725	* Tell the teletype handler what size the window is.
634	* Called after a window size change.	726	* Called after a window size change.
635	*/	727	*/
636	void	728	void
637	rxvt_term::tt_winch ()	729	rxvt_term::tt_winch ()
638	{	730	{
		731	if (pty->pty < 0)
		732	return;
		733
639	struct winsize ws;	734	struct winsize ws;
640		735
641	if (cmd_fd < 0)
642	return;
643
644	ws.ws_col = TermWin.ncol;	736	ws.ws_col = ncol;
645	ws.ws_row = TermWin.nrow;	737	ws.ws_row = nrow;
646	ws.ws_xpixel = ws.ws_ypixel = 0;	738	ws.ws_xpixel = vt_width;
647	#ifndef DEBUG_SIZE	739	ws.ws_ypixel = vt_height;
648	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	740	ioctl (pty->pty, TIOCSWINSZ, &ws);
		741
		742	#if 0
		743	// TIOCSWINSZ is supposed to do this automatically and correctly
		744	if (cmd_pid) /* force through to the command */
		745	kill (-cmd_pid, SIGWINCH);
		746	#endif
		747	}
		748
		749	/*----------------------------------------------------------------------*/
		750	/* load and set the various fonts */
		751	bool
		752	rxvt_term::set_fonts ()
		753	{
		754	rxvt_fontset *fs = new rxvt_fontset (this);
		755	rxvt_fontprop prop;
		756
		757	if (!fs
		758	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		759	|| !fs->realize_font (1))
		760	{
		761	delete fs;
		762	return false;
		763	}
		764
		765	#if ENABLE_STYLES
		766	for (int i = RS_styleCount; --i; )
		767	if (fontset[i] != fontset[0])
		768	delete fontset[i];
		769	#endif
		770
		771	delete fontset[0];
		772	fontset[0] = fs;
		773
		774	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		775	prop.width += letterSpace;
		776
		777	fs->set_prop (prop, false);
		778
		779	fwidth = prop.width;
		780	fheight = prop.height + lineSpace;
		781	fbase = prop.ascent;
		782
		783	for (int style = 1; style < 4; style++)
		784	{
		785	#if ENABLE_STYLES
		786	const char *res = rs[Rs_font + style];
		787
		788	if (res && !*res)
		789	fontset[style] = fontset[0];
		790	else
		791	{
		792	fontset[style] = fs = new rxvt_fontset (this);
		793	rxvt_fontprop prop2 = prop;
		794
		795	if (res)
		796	{
		797	fs->populate (res);
		798	fs->set_prop (prop2, false);
		799	}
		800	else
		801	{
		802	fs->populate (fontset[0]->fontdesc);
		803
		804	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		805	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		806
		807	fs->set_prop (prop2, true);
		808	}
		809
		810	}
649	#else	811	#else
650	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	812	fontset[style] = fontset[0];
651	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
652	# ifdef SIGWINCH
653	else if (cmd_pid) /* force through to the command */
654	kill (cmd_pid, SIGWINCH);
655	# endif	813	#endif
656	#endif	814	}
657	}
658		815
659	/*----------------------------------------------------------------------*/	816	if (parent)
660	/* rxvt_change_font() - Switch to a new font */	817	{
661	/*	818	resize_all_windows (0, 0, 0);
662	* init = 1 - initialize	819	scr_remap_chars ();
663	*	820	scr_touch (true);
664	* fontname == FONT_UP - switch to bigger font	821	}
665	* fontname == FONT_DN - switch to smaller font
666	*/
667	void
668	rxvt_term::change_font (int init, const char *fontname)
669	{
670	}
671		822
		823	return true;
		824	}
		825
672	void	826	void
673	rxvt_term::font_up_down (int n, int direction)	827	rxvt_term::set_string_property (Atom prop, const char *str, int len)
674	{	828	{
		829	XChangeProperty (dpy, parent,
		830	prop, XA_STRING, 8, PropModeReplace,
		831	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		832	}
		833
		834	void
		835	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		836	{
		837	XTextProperty ct;
		838
		839	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		840	{
		841	XSetTextProperty (dpy, parent, &ct, prop);
		842	XFree (ct.value);
		843	}
		844	}
		845
		846	void
		847	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		848	{
		849	wchar_t *ws = rxvt_mbstowcs (str, len);
		850	char *s = rxvt_wcstoutf8 (ws);
		851
		852	XChangeProperty (dpy, parent,
		853	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		854	(const unsigned char *)s, strlen (s));
		855
		856	free (s);
		857	free (ws);
675	}	858	}
676		859
677	/*----------------------------------------------------------------------*/	860	/*----------------------------------------------------------------------*/
678	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
679	/* xterm sequences - title, iconName, color (exptl) */	862	/* xterm sequences - title, iconName, color (exptl) */
680	void	863	void
681	rxvt_term::set_title (const char *str)	864	rxvt_term::set_title (const char *str)
682	{	865	{
683	#ifndef SMART_WINDOW_TITLE	866	set_mbstring_property (XA_WM_NAME, str);
684	XStoreName(Xdisplay, TermWin.parent[0], str);	867	#if ENABLE_EWMH
685	#else	868	set_utf8_property (xa[XA_NET_WM_NAME], str);
686	char *name;
687
688	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689	name = NULL;
690	if (name == NULL || STRCMP(name, str))
691	XStoreName(Xdisplay, TermWin.parent[0], str);
692	if (name)
693	XFree(name);
694	#endif	869	#endif
695	}	870	}
696		871
697	void	872	void
698	rxvt_term::set_iconName (const char *str)	873	rxvt_term::set_icon_name (const char *str)
699	{	874	{
700	#ifndef SMART_WINDOW_TITLE	875	set_mbstring_property (XA_WM_ICON_NAME, str);
701	XSetIconName(Xdisplay, TermWin.parent[0], str);	876	#if ENABLE_EWMH
702	#else	877	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703	char *name;
704
705	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706	name = NULL;
707	if (name == NULL || STRCMP(name, str))
708	XSetIconName(Xdisplay, TermWin.parent[0], str);
709	if (name)
710	XFree(name);
711	#endif	878	#endif
712	}	879	}
713		880
		881	void
		882	rxvt_term::set_window_color (int idx, const char *color)
		883	{
714	#ifdef XTERM_COLOR_CHANGE	884	#ifdef XTERM_COLOR_CHANGE
715	void
716	rxvt_term::set_window_color (int idx, const char *color)
717	{
718	rxvt_color xcol;	885	rxvt_color xcol;
719	int i;
720		886
721	if (color == NULL || *color == '\0')	887	if (color == NULL || *color == '\0')
722	return;	888	return;
723		889
		890	color = strdup (color);
		891	allocated.push_back ((void *)color);
		892	rs[Rs_color + idx] = color;
		893
724	/* handle color aliases */	894	/* handle color aliases */
725	if (isdigit(*color)) {	895	if (isdigit (*color))
		896	{
726	i = atoi(color);	897	int i = atoi (color);
727	if (i >= 8 && i <= 15) { /* bright colors */	898
728	i -= 8;	899	if (i >= 8 && i <= 15)
729	# ifndef NO_BRIGHTCOLOR	900	{
		901	/* bright colors */
730	PixColors[idx] = PixColors[minBrightCOLOR + i];	902	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
731	SET_PIXCOLOR(idx);
732	goto Done;	903	goto done;
733	# endif
734	}	904	}
735	if (i >= 0 && i <= 7) { /* normal colors */	905
		906	if (i >= 0 && i <= 7)
		907	{
		908	/* normal colors */
736	PixColors[idx] = PixColors[minCOLOR + i];	909	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737	SET_PIXCOLOR(idx);
738	goto Done;	910	goto done;
739	}	911	}
740	}	912	}
741	if (!rXParseAllocColor (& xcol, color))
742	return;
743	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744		913
745	/*	914	set_color (xcol, color);
		915
		916	/*
746	* FIXME: should free colors here, but no idea how to do it so instead,	917	* FIXME: should free colors here, but no idea how to do it so instead,
747	* so just keep gobbling up the colormap	918	* so just keep gobbling up the colormap
748	*/	919	*/
749	# if 0
750	for (i = Color_Black; i <= Color_White; i++)
751	if (PixColors[idx] == PixColors[i])
752	break;
753	if (i > Color_White) {
754	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
755	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
756	DisplayPlanes(Xdisplay, Xscreen));
757	}
758	# endif
759		920
760	PixColors[idx] = xcol;	921	pix_colors_focused[idx] = xcol;
761	SET_PIXCOLOR(idx);
762		922
763	/* XSetWindowAttributes attr; */	923	done:
764	/* Cursor cursor; */
765	Done:
766	if (idx == Color_bg && !(Options & Opt_transparent))
767	XSetWindowBackground(Xdisplay, TermWin.vt,
768	PixColors[Color_bg]);
769
770	/* handle Color_BD, scrollbar background, etc. */	924	/*TODO: handle Color_BD, scrollbar background, etc. */
771		925
772	set_colorfgbg ();	926	update_fade_color (idx);
773	recolour_cursor ();	927	recolour_cursor ();
774	/* the only reasonable way to enforce a clean update */	928	scr_recolour ();
775	scr_poweron ();	929	#endif /* XTERM_COLOR_CHANGE */
776	}	930	}
777
778	#else
779	# define set_window_color (idx,color) ((void)0)
780	#endif /* XTERM_COLOR_CHANGE */
781		931
782	void	932	void
783	rxvt_term::recolour_cursor ()	933	rxvt_term::recolour_cursor ()
784	{	934	{
785	#if TODO	935	XColor fg, bg;
786	rxvt_color xcol[2];
787		936
788	xcol[0] = PixColors[Color_pointer];	937	(ISSET_PIXCOLOR (Color_pointer_fg)
789	xcol[1] = PixColors[Color_bg];	938	? pix_colors_focused[Color_pointer_fg]
790	XQueryColors (Xdisplay, XCMAP, xcol, 2);	939	: pix_colors_focused[Color_fg]).get (fg);
		940
		941	(ISSET_PIXCOLOR (Color_pointer_bg)
		942	? pix_colors_focused[Color_pointer_bg]
		943	: pix_colors_focused[Color_bg]).get (bg);
		944
791	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	945	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
792	#endif
793	}	946	}
794		947
795	/*----------------------------------------------------------------------*/	948	/*----------------------------------------------------------------------*/
796	/*	949	/*
797	* find if fg/bg matches any of the normal (low-intensity) colors	950	* find if fg/bg matches any of the normal (low-intensity) colors
798	*/	951	*/
799	void	952	char *
800	rxvt_term::set_colorfgbg ()	953	rxvt_term::get_colorfgbg ()
801	{	954	{
802	unsigned int i;	955	unsigned int i;
803	const char *xpmb = "\0";	956	const char *xpmb = "";
804	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	957	char fstr[] = "default";
		958	char bstr[] = "default";
		959	char *env_colorfgbg;
805		960
806	env_colorfgbg =
807	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
808	STRCPY(fstr, "default");
809	STRCPY(bstr, "default");
810	for (i = Color_Black; i <= Color_White; i++)	961	for (i = Color_Black; i <= Color_White; i++)
811	if (PixColors[Color_fg] == PixColors[i]) {	962	if (pix_colors[Color_fg] == pix_colors[i])
		963	{
812	sprintf(fstr, "%d", (i - Color_Black));	964	sprintf (fstr, "%d", i - Color_Black);
813	break;	965	break;
814	}	966	}
		967
815	for (i = Color_Black; i <= Color_White; i++)	968	for (i = Color_Black; i <= Color_White; i++)
816	if (PixColors[Color_bg] == PixColors[i]) {	969	if (pix_colors[Color_bg] == pix_colors[i])
		970	{
817	sprintf(bstr, "%d", (i - Color_Black));	971	sprintf (bstr, "%d", i - Color_Black);
818	#ifdef XPM_BACKGROUND	972	#if BG_IMAGE_FROM_FILE
819	xpmb = "default;";	973	xpmb = "default;";
820	#endif	974	#endif
821	break;	975	break;
822	}	976	}
		977
		978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
823	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	979	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824	putenv(env_colorfgbg);	980	return env_colorfgbg;
825
826	#ifndef NO_BRIGHTCOLOR
827	colorfgbg = DEFAULT_RSTYLE;
828	for (i = minCOLOR; i <= maxCOLOR; i++) {
829	if (PixColors[Color_fg] == PixColors[i])
830	colorfgbg = SET_FGCOLOR(colorfgbg, i);
831	if (PixColors[Color_bg] == PixColors[i])
832	colorfgbg = SET_BGCOLOR(colorfgbg, i);
833	}
834	#endif
835	}	981	}
836		982
837	/*----------------------------------------------------------------------*/	983	/*----------------------------------------------------------------------*/
838	/*
839	* Colour determination for low colour displays, routine from
840	* Hans de Goede <hans@highrise.nl>
841	*/
842		984
843	int	985	bool
844	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	986	rxvt_term::set_color (rxvt_color &color, const char *name)
845	{	987	{
846	if (!screen_in_out->set (this, colour)) {	988	if (color.set (this, name))
847	rxvt_print_error("can't allocate colour: %s", colour);
848	return false;
849	}
850
851	return true;	989	return true;
		990
		991	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		992	return false;
		993	}
		994
		995	void
		996	rxvt_term::alias_color (int dst, int src)
		997	{
		998	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
852	}	999	}
853		1000
854	/* -------------------------------------------------------------------- *	1001	/* -------------------------------------------------------------------- *
855	* - WINDOW RESIZING - *	1002	* - WINDOW RESIZING - *
856	* -------------------------------------------------------------------- */	1003	* -------------------------------------------------------------------- */
857	void	1004	void
858	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1005	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	{	1006	{
860	int fix_screen;	1007	int fix_screen;
		1008	int old_width = szHint.width;
		1009	int old_height = szHint.height;
861		1010
862	#ifdef SMART_RESIZE
863	int old_width = szHint.width, old_height = szHint.height;
864	#endif
865
866	window_calc (width, height);	1011	window_calc (newwidth, newheight);
		1012
		1013	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1014
		1015	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1016	if (set_hint)
		1017	{
		1018	szHint.flags &= ~(PBaseSize | PResizeInc);
867	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1019	XSetWMNormalHints (dpy, parent, &szHint);
		1020	szHint.flags |= PBaseSize | PResizeInc;
		1021	}
		1022
868	if (!ignoreparent)	1023	if (!ignoreparent)
869	{	1024	{
870	#ifdef SMART_RESIZE	1025	#ifdef SMART_RESIZE
871	/*	1026	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1027	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
875	int x, y, x1, y1;	1030	int x, y, x1, y1;
876	int dx, dy;	1031	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1032	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1033	Window unused_cr;
879		1034
880	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1035	XTranslateCoordinates (dpy, parent, display->root,
881	0, 0, &x, &y, &unused_cr);	1036	0, 0, &x, &y, &unused_cr);
882	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1037	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1038	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1039	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1040	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1041	* our position for handles and decorations. Counter it
887	*/	1042	*/
888	if (x1 != x || y1 != y) {	1043	if (x1 != x || y1 != y)
		1044	{
889	x -= x1;	1045	x -= x1;
890	y -= y1;	1046	y -= y1;
891	}	1047	}
892		1048
893	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1049	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1050	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895	dx = old_width - szHint.width;	1051	dx = old_width - szHint.width;
896	dy = old_height - szHint.height;	1052	dy = old_height - szHint.height;
897		1053
898	/* Check position of the center of the window */	1054	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1055	if (x < x1) /* left half */
900	dx = 0;	1056	dx = 0;
901	else if (x == x1) /* exact center */	1057	else if (x == x1) /* exact center */
902	dx /= 2;	1058	dx /= 2;
903	if (y < y1) /* top half */	1059	if (y < y1) /* top half */
904	dy = 0;	1060	dy = 0;
905	else if (y == y1) /* exact center */	1061	else if (y == y1) /* exact center */
906	dy /= 2;	1062	dy /= 2;
907		1063
908	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1064	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
909	szHint.width, szHint.height);	1065	szHint.width, szHint.height);
910	#else	1066	#else
911	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1067	XResizeWindow (dpy, parent, szHint.width, szHint.height);
912	szHint.height);
913	#endif	1068	#endif
914	}	1069	}
915		1070
916	fix_screen = (TermWin.ncol != prev_ncol	1071	if (set_hint)
917	|| TermWin.nrow != prev_nrow);	1072	XSetWMNormalHints (dpy, parent, &szHint);
918		1073
		1074	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1075
919	if (fix_screen || width != old_width || height != old_height)	1076	if (fix_screen || newwidth != old_width || newheight != old_height)
920	{	1077	{
921	if (scrollbar_visible ())	1078	if (scrollBar.state)
922	{	1079	scrollBar.resize ();
923	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
924	0, scrollbar_TotalWidth (), szHint.height);
925	resize_scrollbar ();
926	}
927		1080
928	if (menubar_visible ())	1081	XMoveResizeWindow (dpy, vt,
929	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1082	window_vt_x, window_vt_y,
930	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1083	vt_width, vt_height);
931		1084
932	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1085	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
933	window_vt_y, TermWin_TotalWidth (),	1086
934	TermWin_TotalHeight ());	1087	#ifdef HAVE_BG_PIXMAP
935	#ifdef RXVT_GRAPHICS	1088	if (bg_window_size_sensitive ())
936	if (old_height)	1089	update_background ();
937	Gr_Resize (old_width - szHint.base_width,
938	old_height - szHint.base_height);
939	#endif
940	scr_clear ();
941	#ifdef XPM_BACKGROUND
942	resize_pixmap ();
943	#endif	1090	#endif
944	}	1091	}
945		1092
946	if (fix_screen || old_height == 0)	1093	if (fix_screen || old_height == 0)
947	{
948	int curr_screen = -1;
949	int old_ncol = prev_ncol;
950
951	/* scr_reset only works on the primary screen */
952	if (old_height) /* this is not the first time through */
953	{
954	unsigned int ncol = TermWin.ncol;
955	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956	curr_screen = scr_change_screen (PRIMARY);
957	TermWin.ncol = ncol;
958	}
959
960	scr_reset();	1094	scr_reset ();
961		1095
962	if (curr_screen >= 0) /* this is not the first time through */
963	{
964	scr_change_screen (curr_screen);
965	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
966	}
967	}
968
969	old_width = szHint.width;
970	old_height = szHint.height;
971
972	#ifdef USE_XIM	1096	#if USE_XIM
973	IMSetStatusPosition ();	1097	im_set_position ();
974	#endif	1098	#endif
975	}	1099	}
976		1100
977	/*	1101	/*
978	* Set the width/height of the vt window in characters. Units are pixels.	1102	* Set the width/height of the vt window in characters. Units are pixels.
979	* good for toggling 80/132 columns	1103	* good for toggling 80/132 columns
980	*/	1104	*/
981	void	1105	void
982	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1106	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983	{	1107	{
984	XWindowAttributes wattr;	1108	XWindowAttributes wattr;
985		1109
986	if (width == 0 || height == 0) {	1110	if (newwidth == 0 || newheight == 0)
		1111	{
987	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1112	XGetWindowAttributes (dpy, display->root, &wattr);
		1113
988	if (width == 0)	1114	if (newwidth == 0)
989	width = wattr.width - szHint.base_width;	1115	newwidth = wattr.width - szHint.base_width;
990	if (height == 0)	1116	if (newheight == 0)
991	height = wattr.height - szHint.base_height;	1117	newheight = wattr.height - szHint.base_height;
		1118	}
		1119
		1120	if (newwidth != vt_width || newheight != vt_height)
992	}	1121	{
993	if (width != TermWin.width || height != TermWin.height) {
994	width += szHint.base_width;	1122	newwidth += szHint.base_width;
995	height += szHint.base_height;	1123	newheight += szHint.base_height;
996	resize_all_windows (width, height, 0);	1124	resize_all_windows (newwidth, newheight, 0);
997	}	1125	}
998	}	1126	}
999		1127
1000	/* -------------------------------------------------------------------- *	1128	/* -------------------------------------------------------------------- *
1001	* - X INPUT METHOD ROUTINES - *	1129	* - X INPUT METHOD ROUTINES - *
1002	* -------------------------------------------------------------------- */	1130	* -------------------------------------------------------------------- */
1003	#ifdef USE_XIM	1131	#if USE_XIM
1004	void
1005	rxvt_term::set_size (XRectangle *size)
1006	{
1007	size->x = TermWin.int_bwidth;
1008	size->y = TermWin.int_bwidth;
1009	size->width = Width2Pixel(TermWin.ncol);
1010	size->height = Height2Pixel(TermWin.nrow);
1011	}
1012		1132
1013	void	1133	void
1014	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1134	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015	{	1135	{
1016	*fg = PixColors[Color_fg];	1136	fg = pix_colors [Color_fg];
1017	*bg = PixColors[Color_bg];	1137	bg = pix_colors [Color_bg];
		1138	}
		1139
		1140	void
		1141	rxvt_term::im_set_size (XRectangle &size)
		1142	{
		1143	// the int_bwidth terms make no sense to me
		1144	size.x = int_bwidth;
		1145	size.y = int_bwidth;
		1146	size.width = Width2Pixel (ncol) + int_bwidth;
		1147	size.height = Height2Pixel (nrow) + int_bwidth;
		1148	}
		1149
		1150	void
		1151	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1152	XRectangle &status_rect,
		1153	const XRectangle &needed_rect)
		1154	{
		1155	preedit_rect.x = needed_rect.width;
		1156	preedit_rect.y = 0;
		1157	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1158	preedit_rect.height = fheight;
		1159
		1160	status_rect.x = 0;
		1161	status_rect.y = 0;
		1162	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1163	status_rect.height = fheight;
1018	}	1164	}
1019		1165
1020	/* Checking whether input method is running. */	1166	/* Checking whether input method is running. */
1021	bool	1167	bool
1022	rxvt_term::IMisRunning ()	1168	rxvt_term::im_is_running ()
1023	{	1169	{
1024	char *p;	1170	Atom atom;
1025	Atom atom;	1171	Window win;
1026	Window win;
1027	char server[IMBUFSIZ];	1172	char server[IMBUFSIZ];
1028		1173
1029	/* get current locale modifier */	1174	/* get current locale modifier */
1030	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1175	if (char *p = XSetLocaleModifiers (0))
		1176	{
1031	STRCPY(server, "@server=");	1177	strcpy (server, "@server=");
1032	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1178	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1179
1033	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1180	if (p = strchr (server + 1, '@')) /* first one only */
1034	*p = '\0';	1181	*p = '\0';
1035		1182
1036	atom = XInternAtom(Xdisplay, server, False);	1183	atom = XInternAtom (dpy, server, False);
1037	win = XGetSelectionOwner(Xdisplay, atom);	1184	win = XGetSelectionOwner (dpy, atom);
		1185
1038	if (win != None)	1186	if (win != None)
1039	return True;	1187	return true;
1040	}	1188	}
		1189
1041	return False;	1190	return false;
1042	}	1191	}
1043		1192
1044	void	1193	void
1045	rxvt_term::IMSendSpot ()	1194	rxvt_term::im_send_spot ()
1046	{	1195	{
1047	XPoint spot;	1196	XPoint nspot;
1048	XVaNestedList preedit_attr;	1197	XVaNestedList preedit_attr;
1049		1198
1050	if (Input_Context == NULL	1199	if (!Input_Context
1051	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1200	|| !focus
1052	|| !(event_type == KeyPress	1201	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1053	|| event_type == Expose
1054	|| event_type == NoExpose
1055	|| event_type == SelectionNotify
1056	|| event_type == ButtonRelease || event_type == FocusIn)
1057	|| !IMisRunning ())
1058	return;	1202	return;
1059		1203
1060	set_position (&spot);	1204	im_set_position (nspot);
1061		1205
		1206	if (nspot.x == spot.x && nspot.y == spot.y)
		1207	return;
		1208
		1209	spot = nspot;
		1210
1062	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1211	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1212	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064	XFree(preedit_attr);	1213	XFree (preedit_attr);
1065	}	1214	}
1066		1215
1067	void	1216	void
1068	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1217	rxvt_term::im_destroy ()
1069	XRectangle * needed_rect)
1070	{	1218	{
1071	int mbh, vtx = 0;	1219	if (input_method)
		1220	{
		1221	if (Input_Context && input_method->xim)
		1222	XDestroyIC (Input_Context);
1072		1223
1073	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1224	display->put_xim (input_method);
1074	vtx = scrollbar_TotalWidth();	1225	input_method = 0;
		1226	}
1075		1227
1076	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1228	Input_Context = 0;
1077	mbh -= TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}	1229	}
1091		1230
1092	/* ARGSUSED */	1231	#ifdef ENABLE_XIM_ONTHESPOT
1093	/* EXTPROTO */	1232
1094	void	1233	static void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1234	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{	1235	{
1099	GET_R->Input_Context = NULL;	1236	((rxvt_term *)client_data)->make_current ();
1100	/* To avoid Segmentation Fault in C locale: Solaris only? */	1237	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1101	if (STRCMP (GET_R->locale, "C"))
1102	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103	rxvt_IMInstantiateCallback, NULL);
1104	}	1238	}
		1239
		1240	static void
		1241	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1242	{
		1243	((rxvt_term *)client_data)->make_current ();
		1244	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1245	}
		1246
		1247	static void
		1248	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1249	{
		1250	rxvt_term *term = (rxvt_term *)client_data;
		1251	XIMText *text = call_data->text;
		1252
		1253	term->make_current ();
		1254
		1255	if (text)
		1256	{
		1257	wchar_t *str;
		1258
		1259	if (!text->encoding_is_wchar && text->string.multi_byte)
		1260	{
		1261	// of course, X makes it ugly again
		1262	if (term->rs[Rs_imLocale])
		1263	SET_LOCALE (term->rs[Rs_imLocale]);
		1264
		1265	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1266	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1267
		1268	if (term->rs[Rs_imLocale])
		1269	SET_LOCALE (term->locale);
		1270	}
		1271	else
		1272	str = text->string.wide_char;
		1273
		1274	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1275	DT_INT, call_data->caret,
		1276	DT_INT, call_data->chg_first,
		1277	DT_INT, call_data->chg_length,
		1278	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1279	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1280	DT_END));
		1281	}
		1282	else
		1283	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1284	DT_INT, call_data->caret,
		1285	DT_INT, call_data->chg_first,
		1286	DT_INT, call_data->chg_length,
		1287	DT_END));
		1288	}
		1289
		1290	#if 0
		1291	static void
		1292	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1293	{
		1294	((rxvt_term *)client_data)->make_current ();
		1295	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1296	DT_INT, call_data->position,
		1297	DT_INT, call_data->direction,
		1298	DT_INT, call_data->style,
		1299	DT_END));
		1300	}
		1301	#endif
		1302
		1303	#endif
1105		1304
1106	/*	1305	/*
1107	* Try to open a XIM with the current modifiers, then see if we can	1306	* Try to open a XIM with the current modifiers, then see if we can
1108	* open a suitable preedit type	1307	* open a suitable preedit type
1109	*/	1308	*/
1110	bool	1309	bool
1111	rxvt_term::IM_get_IC ()	1310	rxvt_term::im_get_ic (const char *modifiers)
1112	{	1311	{
1113	int i, j, found;	1312	int i, j, found;
1114	XIM xim;	1313	XIM xim;
1115	XPoint spot;	1314	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1315	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1316	unsigned long fg, bg;
1118	const char *p;	1317	const char *p;
1119	char **s;	1318	char **s;
1120	XIMStyles *xim_styles;	1319	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;
1122	XIMCallback ximcallback;
1123		1320
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1321	set_environ (envv);
1125	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1322
1126	if (xim == NULL)	1323	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127	return False;	1324	return false;
1128		1325
		1326	input_method = display->get_xim (locale, modifiers);
		1327	if (input_method == NULL)
		1328	return false;
		1329
		1330	xim = input_method->xim;
		1331	spot.x = spot.y = -1;
		1332
1129	xim_styles = NULL;	1333	xim_styles = NULL;
1130	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1334	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1335	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1336	{
		1337	im_destroy ();
1133	return False;	1338	return false;
		1339	}
		1340
		1341	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1342
		1343	for (int pi = 0; pi < 2; pi++)
1134	}	1344	{
		1345	p = pet[pi];
1135		1346
1136	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1347	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1348	continue;
1138	s = rxvt_splitcommastring(p);	1349
		1350	s = rxvt_strsplit (',', p);
		1351
1139	for (i = found = 0; !found && s[i]; i++) {	1352	for (i = found = 0; !found && s[i]; i++)
		1353	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1354	if (!strcmp (s[i], "OverTheSpot"))
1141	input_style = (XIMPreeditPosition | XIMStatusNothing);	1355	input_style = XIMPreeditPosition | XIMStatusNothing;
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1356	else if (!strcmp (s[i], "OffTheSpot"))
1143	input_style = (XIMPreeditArea | XIMStatusArea);	1357	input_style = XIMPreeditArea | XIMStatusArea;
1144	else if (!STRCMP(s[i], "Root"))	1358	else if (!strcmp (s[i], "Root"))
1145	input_style = (XIMPreeditNothing | XIMStatusNothing);	1359	input_style = XIMPreeditNothing | XIMStatusNothing;
		1360	else if (!strcmp (s[i], "None"))
		1361	input_style = XIMPreeditNone | XIMStatusNone;
		1362	#ifdef ENABLE_XIM_ONTHESPOT
		1363	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1364	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1365	#endif
		1366	else
		1367	input_style = XIMPreeditNothing | XIMStatusNothing;
1146		1368
1147	for (j = 0; j < xim_styles->count_styles; j++)	1369	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (input_style == xim_styles->supported_styles[j]) {	1370	if (input_style == xim_styles->supported_styles[j])
		1371	{
		1372	rxvt_free_strsplit (s);
		1373
1149	found = 1;	1374	found = 1;
1150	break;	1375	goto foundpet;
1151	}	1376	}
		1377
		1378	}
		1379
		1380	rxvt_free_strsplit (s);
1152	}	1381	}
1153	for (i = 0; s[i]; i++)	1382
1154	free(s[i]);	1383	foundpet:
1155	free(s);	1384
1156	XFree(xim_styles);	1385	XFree (xim_styles);
1157		1386
1158	if (!found) {	1387	if (!found)
1159	XCloseIM(xim);	1388	{
		1389	im_destroy ();
1160	return False;	1390	return false;
		1391	}
		1392
		1393	XFontSet fs = 0;
		1394	XVaNestedList preedit_attr = 0, status_attr = 0;
		1395
		1396	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161	}	1397	{
		1398	// fake us a font-set, please
		1399	char **missing_charset_list;
		1400	int missing_charset_count;
		1401	char *def_string;
		1402	char pat[512];
1162		1403
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1404	sprintf (pat,
		1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1408	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1409	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1410	"*",
		1411	fheight,
		1412	fheight + 1, fheight - 1,
		1413	fheight - 2, fheight + 2);
1164		1414
1165	/* XXX: not sure why we need this (as well as IC one below) */	1415	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1416	&missing_charset_list, &missing_charset_count, &def_string);
1167		1417
1168	preedit_attr = status_attr = NULL;	1418	if (missing_charset_list)
		1419	XFreeStringList (missing_charset_list);
1169		1420
		1421	if (!fs)
		1422	{
		1423	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1424	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1425	}
		1426	}
		1427
1170	if (input_style & XIMPreeditPosition) {	1428	if (input_style & XIMPreeditPosition)
		1429	{
1171	set_size (&rect);	1430	im_set_size (rect);
1172	set_position (&spot);	1431	im_set_position (spot);
1173	set_color (&fg, &bg);	1432	im_set_color (fg, bg);
1174		1433
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1434	preedit_attr = XVaCreateNestedList (0,
		1435	XNForeground, fg,
		1436	XNBackground, bg,
		1437	XNArea, &rect,
1176	XNSpotLocation, &spot,	1438	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, TermWin.fontset,	1439	XNFontSet, fs,
1179	NULL);
1180	} else if (input_style & XIMPreeditArea) {
1181	set_color (&fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, TermWin.fontset,
1198	NULL);	1440	NULL);
1199	}	1441	}
1200	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1442	else if (input_style & XIMPreeditArea)
		1443	{
		1444	im_set_color (fg, bg);
		1445
		1446	/*
		1447	* The necessary width of preedit area is unknown
		1448	* until create input context.
		1449	*/
		1450	needed_rect.width = 0;
		1451	im_set_preedit_area (rect, status_rect, needed_rect);
		1452
		1453	preedit_attr = XVaCreateNestedList (0,
		1454	XNForeground, fg,
		1455	XNBackground, bg,
		1456	XNArea, &rect,
		1457	XNFontSet, fs,
		1458	NULL);
		1459	status_attr = XVaCreateNestedList (0,
		1460	XNForeground, fg,
		1461	XNBackground, bg,
		1462	XNArea, &status_rect,
		1463	XNFontSet, fs,
		1464	NULL);
		1465	}
		1466	#if ENABLE_XIM_ONTHESPOT
		1467	else if (input_style & XIMPreeditCallbacks)
		1468	{
		1469	XIMCallback xcb[4];
		1470
		1471	im_set_position (spot);
		1472
		1473	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1474	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1475	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1476	# if 0
		1477	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1478	# endif
		1479
		1480	preedit_attr = XVaCreateNestedList (0,
		1481	XNSpotLocation, &spot,
		1482	XNPreeditStartCallback, &xcb[0],
		1483	XNPreeditDoneCallback , &xcb[1],
		1484	XNPreeditDrawCallback , &xcb[2],
		1485	# if 0
		1486	XNPreeditCaretCallback, &xcb[3],
		1487	# endif
		1488	NULL);
		1489	}
		1490	#endif
		1491
		1492	Input_Context = XCreateIC (xim,
		1493	XNInputStyle, input_style,
1201	XNClientWindow, TermWin.parent[0],	1494	XNClientWindow, vt,
1202	XNFocusWindow, TermWin.parent[0],	1495	XNFocusWindow, parent,
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,	1496	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,	1497	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,	1498	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);	1499	status_attr, NULL);
1208	if (preedit_attr)	1500
1209	XFree(preedit_attr);	1501	if (preedit_attr) XFree (preedit_attr);
1210	if (status_attr)	1502	if (status_attr) XFree (status_attr);
1211	XFree(status_attr);	1503	if (fs) XFreeFontSet (dpy, fs);
		1504
1212	if (Input_Context == NULL) {	1505	if (Input_Context == NULL)
1213	rxvt_print_error("failed to create input context");	1506	{
1214	XCloseIM(xim);	1507	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1508	im_destroy ();
1215	return False;	1509	return false;
1216	}	1510	}
1217	if (input_style & XIMPreeditArea)	1511
1218	IMSetStatusPosition ();	1512	#if 0
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1513	// unfortunately, only the focus window is used by XIM, hard to fix
		1514	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1515	vt_select_input ();
		1516	#endif
		1517
		1518	im_set_position ();
		1519
1220	return True;	1520	return true;
1221	}	1521	}
1222		1522
1223	/*
1224	* X manual pages and include files don't match on some systems:
1225	* some think this is an XIDProc and others an XIMProc so we can't
1226	* use the first argument - need to update this to be nice for
1227	* both types via some sort of configure detection
1228	*/
1229	/* ARGSUSED */
1230	/* EXTPROTO */
1231	void	1523	void
1232	rxvt_IMInstantiateCallback(Display * unused	1524	rxvt_term::im_cb ()
1233	__attribute__ ((unused)), XPointer client_data
1234	__attribute__ ((unused)), XPointer call_data
1235	__attribute__ ((unused)))
1236	{	1525	{
1237	int i, found, had_im;	1526	int i;
1238	const char *p;	1527	const char *p;
1239	char **s;	1528	char **s;
1240	char buf[IMBUFSIZ];	1529	char buf[IMBUFSIZ];
1241		1530
1242	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1531	make_current ();
		1532
		1533	im_destroy ();
		1534
1243	if (GET_R->Input_Context)	1535	if (Input_Context)
1244	return;	1536	return;
1245		1537
1246	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247	if (GET_R->rs[Rs_imLocale])	1538	if (rs[Rs_imLocale])
1248	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1539	SET_LOCALE (rs[Rs_imLocale]);
1249	#endif
1250		1540
1251	p = GET_R->rs[Rs_inputMethod];	1541	p = rs[Rs_inputMethod];
1252	if (p && *p)	1542	if (p && *p)
1253	{	1543	{
1254	bool found = false;	1544	bool found = false;
1255		1545
1256	s = rxvt_splitcommastring (p);	1546	s = rxvt_strsplit (',', p);
		1547
1257	for (i = 0; s[i]; i++)	1548	for (i = 0; s[i]; i++)
1258	{	1549	{
1259	if (*s[i])	1550	if (*s[i])
1260	{	1551	{
1261	STRCPY (buf, "@im=");	1552	strcpy (buf, "@im=");
1262	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1553	strncat (buf, s[i], IMBUFSIZ - 5);
1263	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1554	if (im_get_ic (buf))
1264	{	1555	{
1265	found = true;	1556	found = true;
1266	break;	1557	break;
1267	}	1558	}
1268	}	1559	}
1269	}	1560	}
1270	for (i = 0; s[i]; i++)	1561
1271	free(s[i]);	1562	rxvt_free_strsplit (s);
1272	free(s);
1273		1563
1274	if (found)	1564	if (found)
1275	goto done;	1565	goto done;
1276	}	1566	}
1277		1567
1278	/* try with XMODIFIERS env. var. */	1568	/* try with XMODIFIERS env. var. */
1279	if ((p = XSetLocaleModifiers ("")) && *p	1569	if (im_get_ic (""))
1280	&& GET_R->IM_get_IC ())
1281	goto done;	1570	goto done;
1282		1571
1283	/* try with no modifiers base IF the user didn't specify an IM */	1572	/* try with no modifiers base IF the user didn't specify an IM */
1284	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1573	if (im_get_ic ("@im=none"))
1285	&& GET_R->IM_get_IC () == True)
1286	goto done;	1574	goto done;
1287		1575
1288	done:	1576	done:
1289	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290	if (GET_R->rs[Rs_imLocale])	1577	if (rs[Rs_imLocale])
1291	setlocale (LC_CTYPE, GET_R->locale);	1578	SET_LOCALE (locale);
1292	#endif
1293	}	1579	}
1294		1580
1295	void	1581	void
1296	rxvt_term::IMSetStatusPosition ()	1582	rxvt_term::im_set_position ()
1297	{	1583	{
1298	XRectangle preedit_rect, status_rect, *needed_rect;	1584	XRectangle preedit_rect, status_rect, *needed_rect;
1299	XVaNestedList preedit_attr, status_attr;	1585	XVaNestedList preedit_attr, status_attr;
1300		1586
1301	if (Input_Context == NULL	1587	if (!Input_Context
1302	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1588	|| !focus
		1589	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1303	|| !IMisRunning ())	1590	|| !im_is_running ())
1304	return;	1591	return;
1305		1592
		1593	if (input_style & XIMPreeditPosition)
		1594	{
		1595	im_set_size (preedit_rect);
		1596	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1597
		1598	XSetICValues (Input_Context,
		1599	XNPreeditAttributes, preedit_attr, NULL);
		1600	}
		1601	else
		1602	{
1306	/* Getting the necessary width of preedit area */	1603	/* Getting the necessary width of preedit area */
1307	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1605	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309	XFree(status_attr);	1606	XFree (status_attr);
1310		1607
1311	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1608	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1609	XFree (needed_rect);
1312		1610
1313	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1611	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1612	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315		1613
1316	XSetICValues(Input_Context,	1614	XSetICValues (Input_Context,
1317	XNPreeditAttributes, preedit_attr,	1615	XNPreeditAttributes, preedit_attr,
1318	XNStatusAttributes, status_attr, NULL);	1616	XNStatusAttributes, status_attr,
		1617	NULL);
1319		1618
		1619	XFree (status_attr);
		1620	}
		1621
1320	XFree(preedit_attr);	1622	XFree (preedit_attr);
1321	XFree(status_attr);
1322	}	1623	}
1323	#endif /* USE_XIM */	1624	#endif /* USE_XIM */
1324		1625
1325	/*----------------------------------------------------------------------*/	1626	void
1326	rxvt_t rxvt_current_term;	1627	rxvt_term::get_window_origin (int &x, int &y)
		1628	{
		1629	Window cr;
		1630	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1631	}
		1632
		1633	#ifdef HAVE_BG_PIXMAP
		1634
		1635	void
		1636	rxvt_term::update_background ()
		1637	{
		1638	if (update_background_ev.is_active ())
		1639	return;
		1640
		1641	bg_invalidate ();
		1642
		1643	if (!mapped)
		1644	return;
		1645
		1646	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1647
		1648	if (to_wait <= 0.)
		1649	bg_render ();
		1650	else
		1651	update_background_ev.start (to_wait);
		1652	}
		1653
		1654	void
		1655	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1656	{
		1657	make_current ();
		1658
		1659	update_background_ev.stop ();
		1660	bg_render ();
		1661	refresh_check ();
		1662	}
		1663
		1664	#endif /* HAVE_BG_PIXMAP */
1327		1665
1328	/*----------------------- end-of-file (C source) -----------------------*/	1666	/*----------------------- end-of-file (C source) -----------------------*/

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