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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.25 by pcg, Sat Jan 31 03:27:45 2004 UTC vs.
Revision 1.362 by sf-exg, Tue Dec 6 11:29:52 2011 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* 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>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
16	*	17	*
17	* 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
18	* 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
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
35		38
		39	#include <limits>
		40
		41	#include <cassert>
36	#include <signal.h>	42	#include <csignal>
37
38	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>
40	#endif
41
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>
44	#endif
45
46	#include <cstring>	43	#include <cstring>
47		44
		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>
		53	# endif
		54	#endif
		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
48	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
49		63
50	void	64	bool
51	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
52	{	66	{
53	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
54	{	68
55	STRNCPY (curlocale, locale, 128);	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);
56	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
57	}	77	return true;
58	}	78	}
59		79
60	void *	80	void
61	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
62	{	82	{
63	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
64		86
65	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.begin (); cc < v.end (); cc++)
		111	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113
		114	// allocate a new combination
		115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		116	{
		117	static int seen;
		118
		119	if (!seen++)
		120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		121
		122	return REPLACEMENT_CHAR;
		123	}
		124
		125	v.push_back (compose_char (c1, c2));
		126
		127	return v.size () - 1 + COMPOSE_LO;
		128	}
		129
		130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
66	return p;	150	return len;
67	}
68		151
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	152	}
		153	#endif
74		154
75	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
76	:	156	{
		157	#if HAVE_BG_PIXMAP
		158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		159	#endif
77	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
78	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
79	#endif	162	#endif
80	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
81	text_blink_ev (this, &rxvt_term::text_blink_cb),	164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		165	#endif
		166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		168	#endif
		169	#ifdef SELECTION_SCROLLING
		170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		171	#endif
		172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
82	#endif	181	#endif
83	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
84	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
85	#endif	184	#endif
86	check_ev (this, &rxvt_term::check_cb),	185	#ifndef NO_BELL
87	destroy_ev (this, &rxvt_term::destroy_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
88	pty_ev (this, &rxvt_term::pty_cb),	187	#endif
89	x_ev (this, &rxvt_term::x_cb),	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
90	incr_ev (this, &rxvt_term::incr_cb)	189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
91	{	190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202
		203	// this->envv = 0;
		204	}
		205
		206	// clean up the most important stuff, do *not* call x or free mem etc.
		207	// for use before an emergency exit
		208	void
		209	rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	pty_ev.stop ();
		215	delete pty; pty = 0;
93	}	216	}
94		217
95	rxvt_term::~rxvt_term ()	218	rxvt_term::~rxvt_term ()
96	{	219	{
		220	termlist.erase (find (termlist.begin (), termlist.end(), this));
		221
		222	emergency_cleanup ();
		223
		224	#if ENABLE_STYLES
		225	for (int i = RS_styleCount; --i; )
		226	if (fontset[i] != fontset[0])
		227	delete fontset[i];
		228	#endif
		229	delete fontset[0];
		230
		231	#ifdef HAVE_BG_PIXMAP
		232	bg_destroy ();
		233	#endif
		234
		235	if (display)
		236	{
		237	selection_clear ();
		238	selection_clear (true);
		239
		240	#ifdef USE_XIM
		241	im_destroy ();
		242	#endif
		243	scrollBar.destroy ();
		244	if (gc) XFreeGC (dpy, gc);
		245
		246	delete drawable;
		247	// destroy all windows
		248	if (parent)
		249	XDestroyWindow (dpy, parent);
		250
		251	for (int i = 0; i < TOTAL_COLORS; i++)
		252	if (ISSET_PIXCOLOR (i))
		253	{
		254	pix_colors_focused [i].free (this);
		255	#if OFF_FOCUS_FADING
		256	pix_colors_unfocused [i].free (this);
		257	#endif
		258	}
		259
		260	clear ();
		261
		262	display->flush (); /* ideally .put should do this */
		263	displays.put (display);
		264	}
		265
97	scr_release ();	266	scr_release ();
98		267
		268	/* clear all resources */
		269	for (int i = 0; i < allocated.size (); i++)
		270	free (allocated [i]);
		271
		272	free (selection.text);
		273	free (selection.clip_text);
		274	// TODO: manage env vars in child only(!)
		275	free (env_display);
		276	free (env_term);
99	free (locale);	277	free (locale);
100	free (codeset);	278	free (v_buffer);
101		279
102	#ifndef NO_SETOWNER_TTYDEV	280	delete selection_req;
103	privileged_ttydev (RESTORE);
104	#endif
105	#ifdef UTMP_SUPPORT
106	privileged_utmp (RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		281
116	if (cmd_fd >= 0)	282	delete envv;
117	close (cmd_fd);	283	delete argv;
118		284
119	if (Xfd >= 0)	285	#ifdef KEYSYM_RESOURCE
120	XCloseDisplay (Xdisplay);	286	delete keyboard;
		287	#endif
		288	#ifndef NO_RESOURCES
		289	XrmDestroyDatabase (option_db);
		290	#endif
		291	}
121		292
122	delete PixColors;	293	// child has exited, usually destroys
		294	void
		295	rxvt_term::child_cb (ev::child &w, int status)
		296	{
		297	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		298
		299	cmd_pid = 0;
		300
		301	if (!option (Opt_hold))
		302	destroy ();
123	}	303	}
124		304
125	void	305	void
126	rxvt_term::destroy ()	306	rxvt_term::destroy ()
127	{	307	{
		308	if (destroy_ev.is_active ())
		309	return;
		310
		311	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		312
		313	#if ENABLE_OVERLAY
		314	scr_overlay_off ();
		315	#endif
		316
		317	if (display)
		318	{
		319	#if USE_XIM
		320	im_ev.stop (display);
		321	#endif
		322	scrollbar_ev.stop (display);
		323	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		324	rootwin_ev.stop (display);
		325	#endif
		326	termwin_ev.stop (display);
		327	vt_ev.stop (display);
		328	}
		329
128	check_ev.stop ();	330	flush_ev.stop ();
129	pty_ev.stop ();	331	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	333	cursor_blink_ev.stop ();
133	#endif	334	#endif
134	#ifdef TEXT_BLINK	335	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	336	text_blink_ev.stop ();
136	#endif	337	#endif
		338	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		339	cont_scroll_ev.stop ();
		340	#endif
		341	#ifdef SELECTION_SCROLLING
		342	sel_scroll_ev.stop ();
		343	#endif
137	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	345	pointer_ev.stop ();
139	#endif	346	#endif
140		347
141	destroy_ev.start (0);	348	destroy_ev.start ();
142	}	349	}
143		350
144	void	351	void
145	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (ev::idle &w, int revents)
146	{	353	{
147	SET_R (this);	354	make_current ();
148		355
149	delete this;	356	delete this;
150	}	357	}
151		358
152	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{
158	SET_R (new rxvt_term);
159
160	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
161	{
162	delete GET_R;
163	SET_R (0);
164	}
165
166	return GET_R;
167	}
168
169	void	359	void
170	rxvt_init_signals ()	360	rxvt_term::set_option (uint8_t opt, bool set)
171	{	361	{
172	/* install exit handler for cleanup */	362	if (!opt)
173	#if 0
174	#ifdef HAVE_ATEXIT
175	atexit(rxvt_clean_exit);
176	#else
177	#endif
178	#endif
179
180	struct sigaction sa;
181
182	sigfillset (&sa.sa_mask);
183	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
192	/* signal (SIGURG, SIG_DFL); */
193
194	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196	}
197
198	bool
199	rxvt_term::init (int argc, const char *const *argv)
200	{
201	/*
202	* Save and then give up any super-user privileges
203	* If we need privileges in any area then we must specifically request it.
204	* We should only need to be root in these cases:
205	* 1. write utmp entries on some systems
206	* 2. chown tty on some systems
207	*/
208	privileges (SAVE);
209	privileges (IGNORE);
210
211	init_secondary ();
212
213	const char **cmd_argv = init_resources (argc, argv);
214
215	set_locale ("");
216
217	#if (MENUBAR_MAX)
218	menubar_read (rs[Rs_menu]);
219	#endif
220	#ifdef HAVE_SCROLLBARS
221	if (Options & Opt_scrollBar)
222	scrollBar.setIdle (); /* set existence for size calculations */
223	#endif
224
225	create_windows (argc, argv);
226
227	init_xlocale ();
228
229	scr_reset (); /* initialize screen */
230	#ifdef RXVT_GRAPHICS
231	Gr_reset (); /* reset graphics */
232	#endif
233
234	#if 0
235	#ifdef DEBUG_X
236	XSynchronize(Xdisplay, True);
237	#endif
238	#endif
239
240	#ifdef HAVE_SCROLLBARS
241	if (Options & Opt_scrollBar)
242	resize_scrollbar (); /* create and map scrollbar */
243	#endif
244	#if (MENUBAR_MAX)
245	if (menubar_visible(r))
246	XMapWindow (Xdisplay, menuBar.win);
247	#endif
248	#ifdef TRANSPARENT
249	if (Options & Opt_transparent)
250	{
251	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252	check_our_parents ();
253	}
254	#endif
255	XMapWindow (Xdisplay, TermWin.vt);
256	XMapWindow (Xdisplay, TermWin.parent[0]);
257
258	init_env ();
259	init_command (cmd_argv);
260
261	x_ev.start (Xfd, EVENT_READ);
262	pty_ev.start (cmd_fd, EVENT_READ);
263
264	check_ev.start ();
265
266	process_x_events ();
267
268	return true;
269	}
270
271	/* ------------------------------------------------------------------------- *
272	* SIGNAL HANDLING & EXIT HANDLER *
273	* ------------------------------------------------------------------------- */
274	/*
275	* Catch a SIGCHLD signal and exit if the direct child has died
276	*/
277	/* ARGSUSED */
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Child_signal(int sig __attribute__ ((unused)))
281	{
282	int pid, save_errno = errno;
283	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
284	;
285	errno = save_errno;
286
287	#if 0
288	if (pid == cmd_pid)
289	exit (EXIT_SUCCESS);
290	#endif
291	}
292
293	/*
294	* Catch a fatal signal and tidy up before quitting
295	*/
296	/* EXTPROTO */
297	RETSIGTYPE
298	rxvt_Exit_signal(int sig)
299	{
300	signal(sig, SIG_DFL);
301	#ifdef DEBUG_CMD
302	rxvt_print_error("signal %d", sig);
303	#endif
304	rxvt_clean_exit();
305	kill(getpid(), sig);
306	}
307
308	/* ARGSUSED */
309	/* EXTPROTO */
310	int
311	rxvt_xerror_handler(const Display * display
312	__attribute__ ((unused)), const XErrorEvent * event)
313	{
314	if (GET_R->allowedxerror == -1)
315	GET_R->allowedxerror = event->error_code;
316	else
317	{
318	rxvt_print_error("XError: Request: %d . %d, Error: %d",
319	event->request_code, event->minor_code,
320	event->error_code);
321
322	GET_R->destroy ();
323	}
324
325	return 0;	363	return;
		364
		365	uint8_t mask = 1 << (opt & 7);
		366	uint8_t &val = options [opt >> 3];
		367
		368	val = val & ~mask | (set ? mask : 0);
326	}	369	}
327		370
328	/*----------------------------------------------------------------------*/	371	/*----------------------------------------------------------------------*/
329	/*	372	/*
330	* Exit gracefully, clearing the utmp entry and restoring tty attributes	373	* Exit gracefully, clearing the utmp entry and restoring tty attributes
331	* TODO: if debugging, this should free up any known resources if we can	374	* TODO: if debugging, this should free up any known resources if we can
332	*/	375	*/
333	/* EXTPROTO */	376	static XErrorHandler old_xerror_handler;
334	void
335	rxvt_clean_exit ()
336	{
337	GET_R->destroy ();
338	}
339		377
340	/* ------------------------------------------------------------------------- *	378	static void
341	* MEMORY ALLOCATION WRAPPERS *	379	rxvt_emergency_cleanup ()
342	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */
344	void *
345	rxvt_malloc(size_t size)
346	{	380	{
347	void *p;	381	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		382	(*t)->emergency_cleanup ();
		383	}
348		384
349	p = malloc(size);	385	#if !ENABLE_MINIMAL
350	if (p)	386	static void
351	return p;	387	print_x_error (Display *dpy, XErrorEvent *event)
		388	{
		389	char buffer[BUFSIZ];
		390	char mesg[BUFSIZ];
		391	char number[32];
		392	const char mtype[] = "XlibMessage";
		393	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		394	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		395	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		396	rxvt_warn ("%s: %s\n", mesg, buffer);
		397	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		399	sprintf(number, "%d", event->request_code);
		400	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		401	rxvt_warn ("(which is %s)\n", buffer);
		402	if (event->request_code >= 128) {
		403	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		404	mesg, BUFSIZ);
		405	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		406	}
		407	if ((event->error_code == BadWindow) ||
		408	(event->error_code == BadPixmap) ||
		409	(event->error_code == BadCursor) ||
		410	(event->error_code == BadFont) ||
		411	(event->error_code == BadDrawable) ||
		412	(event->error_code == BadColor) ||
		413	(event->error_code == BadGC) ||
		414	(event->error_code == BadIDChoice) ||
		415	(event->error_code == BadValue) ||
		416	(event->error_code == BadAtom)) {
		417	if (event->error_code == BadValue)
		418	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		419	mesg, BUFSIZ);
		420	else if (event->error_code == BadAtom)
		421	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		422	mesg, BUFSIZ);
		423	else
		424	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		425	mesg, BUFSIZ);
		426	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		427	}
		428	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		429	mesg, BUFSIZ);
		430	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		431	}
		432	#endif
352		433
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	434	int
354	rxvt_clean_exit();	435	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		436	{
		437	if (GET_R->allowedxerror == -1)
		438	GET_R->allowedxerror = event->error_code;
		439	else
		440	{
		441	// GET_R is most likely not the terminal which caused the error,
		442	// so just output the error and continue
		443	#if ENABLE_MINIMAL
		444	old_xerror_handler (display, event);
		445	#else
		446	print_x_error (display, event);
		447	#endif
		448	}
		449
		450	return 0;
		451	}
		452
		453	int
		454	rxvt_xioerror_handler (Display *display)
		455	{
		456	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		457	DisplayString (display));
		458	rxvt_emergency_cleanup ();
355	exit(EXIT_FAILURE);	459	_exit (EXIT_FAILURE);
356	/* NOTREACHED */
357	}	460	}
358		461
359	/* EXTPROTO */	462	static struct sig_handlers
360	void *
361	rxvt_calloc(size_t number, size_t size)
362	{	463	{
363	void *p;	464	ev::sig sw_term, sw_int;
364		465
365	p = calloc(number, size);	466	/*
366	if (p)	467	* Catch a fatal signal and tidy up before quitting
367	return p;	468	*/
		469	void sig_term (ev::sig &w, int revents);
368		470
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	471	sig_handlers ()
370	rxvt_clean_exit();	472	{
371	exit(EXIT_FAILURE);	473	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
372	/* NOTREACHED */	474	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
373	}	475	}
		476	} sig_handlers;
374		477
375	/* EXTPROTO */
376	void *
377	rxvt_realloc(void *ptr, size_t size)
378	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);
383	else
384	p = malloc(size);
385	if (p)
386	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}
393
394	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	void	478	void
399	rxvt_term::privileges (int mode)	479	sig_handlers::sig_term (ev::sig &w, int revents)
400	{	480	{
401	#if ! defined(__CYGWIN32__)	481	rxvt_emergency_cleanup ();
402	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	482	w.stop ();
403	/* setreuid() is the poor man's setuid(), seteuid() */	483	kill (getpid (), w.signum);
404	# define seteuid(a) setreuid(-1, (a))	484	}
405	# define setegid(a) setregid(-1, (a))	485
406	# define HAVE_SETEUID	486	static void
		487	rxvt_get_ttymode (struct termios *tio)
		488	{
		489	if (tcgetattr (STDIN_FILENO, tio) < 0)
		490	memset (tio, 0, sizeof (struct termios));
		491
		492	for (int i = 0; i < NCCS; i++)
		493	tio->c_cc[i] = VDISABLE;
		494
		495	tio->c_cc[VINTR] = CINTR;
		496	tio->c_cc[VQUIT] = CQUIT;
		497	tio->c_cc[VERASE] = CERASE;
		498	#ifdef VERASE2
		499	tio->c_cc[VERASE2] = CERASE2;
		500	#endif
		501	tio->c_cc[VKILL] = CKILL;
		502	tio->c_cc[VEOF] = CEOF;
		503	tio->c_cc[VSTART] = CSTART;
		504	tio->c_cc[VSTOP] = CSTOP;
		505	tio->c_cc[VSUSP] = CSUSP;
		506	# ifdef VDSUSP
		507	tio->c_cc[VDSUSP] = CDSUSP;
407	# endif	508	# endif
408	# ifdef HAVE_SETEUID	509	# ifdef VREPRINT
409	switch (mode) {	510	tio->c_cc[VREPRINT] = CRPRNT;
410	case IGNORE:
411	/*
412	* change effective uid/gid - not real uid/gid - so we can switch
413	* back to root later, as required
414	*/
415	seteuid(getuid());
416	setegid(getgid());
417	break;
418	case SAVE:
419	euid = geteuid();
420	egid = getegid();
421	break;
422	case RESTORE:
423	seteuid(euid);
424	setegid(egid);
425	break;
426	}
427	# else
428	switch (mode) {
429	case IGNORE:
430	setuid(getuid());
431	setgid(getgid());
432	/* FALLTHROUGH */
433	case SAVE:
434	/* FALLTHROUGH */
435	case RESTORE:
436	break;
437	}
438	# endif	511	# endif
439	#endif	512	# ifdef VDISCRD
440	}	513	tio->c_cc[VDISCRD] = CFLUSH;
441
442	#ifdef UTMP_SUPPORT
443	void
444	rxvt_term::privileged_utmp (char action)
445	{
446	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
447	action, next_utmp_action, getpid()));
448	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
449	|| (Options & Opt_utmpInhibit)
450	|| ttydev == NULL || *ttydev == '\0')
451	return;
452
453	privileges (RESTORE);
454	if (action == SAVE) {
455	next_utmp_action = RESTORE;
456	makeutent (ttydev, rs[Rs_display_name]);
457	} else { /* action == RESTORE */
458	next_utmp_action = IGNORE;
459	cleanutent ();
460	}
461	privileges (IGNORE);
462	}
463	#endif
464
465	#ifndef NO_SETOWNER_TTYDEV
466	void
467	rxvt_term::privileged_ttydev (char action)
468	{
469	D_MAIN((stderr,
470	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
471	action, next_tty_action, getpid()));
472	if (next_tty_action != action || (action != SAVE && action != RESTORE)
473	|| ttydev == NULL || *ttydev == '\0')
474	return;
475
476	privileges (RESTORE);
477
478	if (action == SAVE) {
479	next_tty_action = RESTORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
482	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
483	next_tty_action = IGNORE;
484	else
485	# endif	514	# endif
486	{	515	# ifdef VWERSE
487	chown(ttydev, getuid(), ttygid); /* fail silently */	516	tio->c_cc[VWERSE] = CWERASE;
488	chmod(ttydev, ttymode);
489	# ifdef HAVE_REVOKE
490	revoke(ttydev);
491	# endif	517	# endif
492	}	518	# ifdef VLNEXT
493	} else { /* action == RESTORE */	519	tio->c_cc[VLNEXT] = CLNEXT;
494	next_tty_action = IGNORE;
495	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
496	chmod(ttydev, ttyfd_stat.st_mode);
497	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
498	# else
499	chmod(ttydev,
500	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
501	chown(ttydev, 0, 0);
502	# endif	520	# endif
503	}	521	# ifdef VSTATUS
504		522	tio->c_cc[VSTATUS] = CSTATUS;
505	privileges (IGNORE);
506
507	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
509	action == RESTORE ? "Restoring" : (action ==
510	SAVE ? "Saving" :
511	"UNKNOWN ERROR for"), ttydev,
512	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
513	ttyfd_stat.st_gid));
514	# endif	523	# endif
515	}	524
		525	# if VMIN != VEOF
		526	tio->c_cc[VMIN] = 1;
516	#endif	527	# endif
		528	# if VTIME != VEOL
		529	tio->c_cc[VTIME] = 0;
		530	# endif
		531
		532	/* input modes */
		533	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		534	# ifdef IMAXBEL
		535	| IMAXBEL
		536	# endif
		537	| IXON);
		538
		539	/* output modes */
		540	tio->c_oflag = (OPOST | ONLCR);
		541
		542	/* control modes */
		543	tio->c_cflag = (CS8 | CREAD);
		544
		545	/* local modes */
		546	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		547	# if defined (ECHOCTL) && defined (ECHOKE)
		548	| ECHOCTL | ECHOKE
		549	# endif
		550	| ECHOE | ECHOK);
		551	}
		552
		553	char **rxvt_environ; // startup environment
		554
		555	void
		556	rxvt_init ()
		557	{
		558	assert (("fontMask must not overlap other RS masks",
		559	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		560
		561	rxvt_get_ttymode (&rxvt_term::def_tio);
		562
		563	// get rid of stdin/stdout as we don't need them, to free resources
		564	dup2 (STDERR_FILENO, STDIN_FILENO);
		565	dup2 (STDERR_FILENO, STDOUT_FILENO);
		566
		567	if (!ev_default_loop ())
		568	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		569
		570	rxvt_environ = environ;
		571
		572	signal (SIGHUP, SIG_IGN);
		573	signal (SIGPIPE, SIG_IGN);
		574
		575	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		576	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		577
		578	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		579	// TODO: handle this with exceptions and tolerate the memory loss
		580	XSetIOErrorHandler (rxvt_xioerror_handler);
		581
		582	XrmInitialize ();
		583	}
517		584
518	/*----------------------------------------------------------------------*/	585	/*----------------------------------------------------------------------*/
519	/*	586	/*
520	* window size/position calculcations for XSizeHint and other storage.	587	* window size/position calculations for XSizeHint and other storage.
521	* if width/height are non-zero then override calculated width/height	588	* if width/height are non-zero then override calculated width/height
522	*/	589	*/
523	void	590	void
524	rxvt_term::window_calc (unsigned int width, unsigned int height)	591	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
525	{	592	{
526	short recalc_x, recalc_y;	593	short recalc_x, recalc_y;
527	int x, y, sb_w, mb_h, flags;	594	int x, y, flags;
528	unsigned int w, h;	595	unsigned int w, h;
529	unsigned int max_width, max_height;	596	unsigned int max_width, max_height;
530		597
531	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
532	TermWin.ncol, TermWin.nrow, szHint.width,
533	szHint.height));
534	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	598	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
535	szHint.win_gravity = NorthWestGravity;	599	szHint.win_gravity = NorthWestGravity;
536	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	600	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
537		601
538	recalc_x = recalc_y = 0;	602	recalc_x = recalc_y = 0;
539	flags = 0;	603	flags = 0;
		604
540	if (!parsed_geometry) {	605	if (!parsed_geometry)
		606	{
541	parsed_geometry = 1;	607	parsed_geometry = 1;
		608
542	if (rs[Rs_geometry])	609	if (rs[Rs_geometry])
543	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	610	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		611
544	if (flags & WidthValue) {	612	if (flags & WidthValue)
545	TermWin.ncol = BOUND_POSITIVE_INT16(w);	613	{
		614	if (!w)
		615	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		616
		617	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
546	szHint.flags |= USSize;	618	szHint.flags |= USSize;
547	}	619	}
		620
548	if (flags & HeightValue) {	621	if (flags & HeightValue)
549	TermWin.nrow = BOUND_POSITIVE_INT16(h);	622	{
		623	if (!h)
		624	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		625
		626	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
550	szHint.flags |= USSize;	627	szHint.flags |= USSize;
551	}	628	}
		629
552	if (flags & XValue) {	630	if (flags & XValue)
		631	{
553	szHint.x = x;	632	szHint.x = x;
554	szHint.flags |= USPosition;	633	szHint.flags |= USPosition;
		634
555	if (flags & XNegative) {	635	if (flags & XNegative)
		636	{
556	recalc_x = 1;	637	recalc_x = 1;
557	szHint.win_gravity = NorthEastGravity;	638	szHint.win_gravity = NorthEastGravity;
558	}	639	}
559	}	640	}
		641
560	if (flags & YValue) {	642	if (flags & YValue)
		643	{
561	szHint.y = y;	644	szHint.y = y;
562	szHint.flags |= USPosition;	645	szHint.flags |= USPosition;
		646
563	if (flags & YNegative) {	647	if (flags & YNegative)
		648	{
564	recalc_y = 1;	649	recalc_y = 1;
		650
565	if (szHint.win_gravity == NorthEastGravity)	651	if (szHint.win_gravity == NorthEastGravity)
566	szHint.win_gravity = SouthEastGravity;	652	szHint.win_gravity = SouthEastGravity;
567	else	653	else
568	szHint.win_gravity = SouthWestGravity;	654	szHint.win_gravity = SouthWestGravity;
569	}	655	}
570	}	656	}
571	}	657	}
		658
572	/* TODO: BOUNDS */	659	/* TODO: BOUNDS */
573	TermWin.width = TermWin.ncol * TermWin.fwidth;	660	width = ncol * fwidth;
574	TermWin.height = TermWin.nrow * TermWin.fheight;	661	height = nrow * fheight;
575	max_width = MAX_COLS * TermWin.fwidth;	662	max_width = MAX_COLS * fwidth;
576	max_height = MAX_ROWS * TermWin.fheight;	663	max_height = MAX_ROWS * fheight;
577		664
578	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	665	szHint.base_width = szHint.base_height = 2 * int_bwidth;
579		666
580	sb_w = mb_h = 0;
581	window_vt_x = window_vt_y = 0;	667	window_vt_x = window_vt_y = int_bwidth;
582	if (scrollbar_visible ()) {	668
		669	if (scrollBar.state)
		670	{
583	sb_w = scrollbar_TotalWidth();	671	int sb_w = scrollBar.total_width ();
584	szHint.base_width += sb_w;	672	szHint.base_width += sb_w;
		673
585	if (!(Options & Opt_scrollBar_right))	674	if (!option (Opt_scrollBar_right))
586	window_vt_x = sb_w;	675	window_vt_x += sb_w;
587	}	676	}
588	if (menubar_visible ()) {	677
589	mb_h = menuBar_TotalHeight();
590	szHint.base_height += mb_h;
591	window_vt_y = mb_h;
592	}
593	szHint.width_inc = TermWin.fwidth;	678	szHint.width_inc = fwidth;
594	szHint.height_inc = TermWin.fheight;	679	szHint.height_inc = fheight;
595	szHint.min_width = szHint.base_width + szHint.width_inc;	680	szHint.min_width = szHint.base_width + szHint.width_inc;
596	szHint.min_height = szHint.base_height + szHint.height_inc;	681	szHint.min_height = szHint.base_height + szHint.height_inc;
597		682
598	if (width && width - szHint.base_width < max_width) {	683	if (newwidth && newwidth - szHint.base_width < max_width)
		684	{
599	szHint.width = width;	685	szHint.width = newwidth;
600	TermWin.width = width - szHint.base_width;	686	width = newwidth - szHint.base_width;
601	} else {	687	}
602	MIN_IT(TermWin.width, max_width);	688	else
		689	{
		690	min_it (width, max_width);
603	szHint.width = szHint.base_width + TermWin.width;	691	szHint.width = szHint.base_width + width;
604	}	692	}
		693
605	if (height && height - szHint.base_height < max_height) {	694	if (newheight && newheight - szHint.base_height < max_height)
		695	{
606	szHint.height = height;	696	szHint.height = newheight;
607	TermWin.height = height - szHint.base_height;	697	height = newheight - szHint.base_height;
608	} else {	698	}
		699	else
		700	{
609	MIN_IT(TermWin.height, max_height);	701	min_it (height, max_height);
610	szHint.height = szHint.base_height + TermWin.height;	702	szHint.height = szHint.base_height + height;
611	}	703	}
612	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
613	window_sb_x = szHint.width - sb_w;
614		704
615	if (recalc_x)	705	if (recalc_x)
616	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	706	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
617	- szHint.width - 2 * TermWin.ext_bwidth);	707
618	if (recalc_y)	708	if (recalc_y)
619	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	709	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
620	- szHint.height - 2 * TermWin.ext_bwidth);
621		710
622	TermWin.ncol = TermWin.width / TermWin.fwidth;	711	ncol = width / fwidth;
623	TermWin.nrow = TermWin.height / TermWin.fheight;	712	nrow = height / fheight;
624	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	713
625	TermWin.ncol, TermWin.nrow, szHint.width,	714	// When the size of the vt window is not a multiple of the cell
626	szHint.height));	715	// size, i.e., when the wm does not honour our size hints, there are
627	return;	716	// extra areas not covered by the terminal screen. Such gaps, when a
		717	// bg pixmap is set, would have to be cleared manually to properly
		718	// refresh the background. We take the simpler route and shrink the
		719	// vt window so as to avoid creating gaps.
		720	width = ncol * fwidth;
		721	height = nrow * fheight;
628	}	722	}
629		723
630	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
631	/*	725	/*
632	* Tell the teletype handler what size the window is.	726	* Tell the teletype handler what size the window is.
633	* Called after a window size change.	727	* Called after a window size change.
634	*/	728	*/
635	void	729	void
636	rxvt_term::tt_winch ()	730	rxvt_term::tt_winch ()
637	{	731	{
		732	if (pty->pty < 0)
		733	return;
		734
638	struct winsize ws;	735	struct winsize ws;
639		736
640	if (cmd_fd < 0)
641	return;
642
643	ws.ws_col = TermWin.ncol;	737	ws.ws_col = ncol;
644	ws.ws_row = TermWin.nrow;	738	ws.ws_row = nrow;
645	ws.ws_xpixel = ws.ws_ypixel = 0;	739	ws.ws_xpixel = width;
646	#ifndef DEBUG_SIZE	740	ws.ws_ypixel = height;
647	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	741	ioctl (pty->pty, TIOCSWINSZ, &ws);
		742
		743	#if 0
		744	// TIOCSWINSZ is supposed to do this automatically and correctly
		745	if (cmd_pid) /* force through to the command */
		746	kill (-cmd_pid, SIGWINCH);
		747	#endif
		748	}
		749
		750	/*----------------------------------------------------------------------*/
		751	/* load and set the various fonts */
		752	bool
		753	rxvt_term::set_fonts ()
		754	{
		755	rxvt_fontset *fs = new rxvt_fontset (this);
		756	rxvt_fontprop prop;
		757
		758	if (!fs
		759	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		760	|| !fs->realize_font (1))
		761	{
		762	delete fs;
		763	return false;
		764	}
		765
		766	#if ENABLE_STYLES
		767	for (int i = RS_styleCount; --i; )
		768	if (fontset[i] != fontset[0])
		769	delete fontset[i];
		770	#endif
		771
		772	delete fontset[0];
		773	fontset[0] = fs;
		774
		775	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		776	prop.height += lineSpace;
		777	prop.width += letterSpace;
		778
		779	fs->set_prop (prop, false);
		780
		781	fwidth = prop.width;
		782	fheight = prop.height;
		783	fbase = prop.ascent;
		784
		785	for (int style = 1; style < 4; style++)
		786	{
		787	#if ENABLE_STYLES
		788	const char *res = rs[Rs_font + style];
		789
		790	if (res && !*res)
		791	fontset[style] = fontset[0];
		792	else
		793	{
		794	fontset[style] = fs = new rxvt_fontset (this);
		795	rxvt_fontprop prop2 = prop;
		796
		797	if (res)
		798	{
		799	fs->populate (res);
		800	fs->set_prop (prop2, false);
		801	}
		802	else
		803	{
		804	fs->populate (fontset[0]->fontdesc);
		805
		806	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		807	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		808
		809	fs->set_prop (prop2, true);
		810	}
		811
		812	}
648	#else	813	#else
649	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	814	fontset[style] = fontset[0];
650	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
651	# ifdef SIGWINCH
652	else if (cmd_pid) /* force through to the command */
653	kill (cmd_pid, SIGWINCH);
654	# endif	815	#endif
655	#endif	816	}
656	}
657		817
658	/*----------------------------------------------------------------------*/	818	if (parent)
659	/* rxvt_change_font() - Switch to a new font */	819	{
660	/*	820	resize_all_windows (0, 0, 0);
661	* init = 1 - initialize	821	scr_remap_chars ();
662	*	822	scr_touch (true);
663	* fontname == FONT_UP - switch to bigger font	823	}
664	* fontname == FONT_DN - switch to smaller font
665	*/
666	void
667	rxvt_term::change_font (int init, const char *fontname)
668	{
669	}
670		824
		825	return true;
		826	}
		827
671	void	828	void
672	rxvt_term::font_up_down (int n, int direction)	829	rxvt_term::set_string_property (Atom prop, const char *str, int len)
673	{	830	{
		831	XChangeProperty (dpy, parent,
		832	prop, XA_STRING, 8, PropModeReplace,
		833	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		834	}
		835
		836	void
		837	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		838	{
		839	XTextProperty ct;
		840
		841	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		842	{
		843	XSetTextProperty (dpy, parent, &ct, prop);
		844	XFree (ct.value);
		845	}
		846	}
		847
		848	void
		849	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		850	{
		851	wchar_t *ws = rxvt_mbstowcs (str, len);
		852	char *s = rxvt_wcstoutf8 (ws);
		853
		854	XChangeProperty (dpy, parent,
		855	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		856	(const unsigned char *)s, strlen (s));
		857
		858	free (s);
		859	free (ws);
674	}	860	}
675		861
676	/*----------------------------------------------------------------------*/	862	/*----------------------------------------------------------------------*/
677	/*----------------------------------------------------------------------*/	863	/*----------------------------------------------------------------------*/
678	/* xterm sequences - title, iconName, color (exptl) */	864	/* xterm sequences - title, iconName, color (exptl) */
679	void	865	void
680	rxvt_term::set_title (const char *str)	866	rxvt_term::set_title (const char *str)
681	{	867	{
682	#ifndef SMART_WINDOW_TITLE	868	set_mbstring_property (XA_WM_NAME, str);
683	XStoreName(Xdisplay, TermWin.parent[0], str);	869	#if ENABLE_EWMH
684	#else	870	set_utf8_property (xa[XA_NET_WM_NAME], str);
685	char *name;
686
687	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
688	name = NULL;
689	if (name == NULL || STRCMP(name, str))
690	XStoreName(Xdisplay, TermWin.parent[0], str);
691	if (name)
692	XFree(name);
693	#endif	871	#endif
694	}	872	}
695		873
696	void	874	void
697	rxvt_term::set_iconName (const char *str)	875	rxvt_term::set_icon_name (const char *str)
698	{	876	{
699	#ifndef SMART_WINDOW_TITLE	877	set_mbstring_property (XA_WM_ICON_NAME, str);
700	XSetIconName(Xdisplay, TermWin.parent[0], str);	878	#if ENABLE_EWMH
701	#else	879	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
702	char *name;
703
704	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
705	name = NULL;
706	if (name == NULL || STRCMP(name, str))
707	XSetIconName(Xdisplay, TermWin.parent[0], str);
708	if (name)
709	XFree(name);
710	#endif	880	#endif
711	}	881	}
712		882
		883	void
		884	rxvt_term::set_window_color (int idx, const char *color)
		885	{
713	#ifdef XTERM_COLOR_CHANGE	886	#ifdef XTERM_COLOR_CHANGE
714	void
715	rxvt_term::set_window_color (int idx, const char *color)
716	{
717	rxvt_color xcol;	887	rxvt_color xcol;
718	int i;
719		888
720	if (color == NULL || *color == '\0')	889	if (color == NULL || *color == '\0')
721	return;	890	return;
722		891
		892	color = strdup (color);
		893	allocated.push_back ((void *)color);
		894	rs[Rs_color + idx] = color;
		895
723	/* handle color aliases */	896	/* handle color aliases */
724	if (isdigit(*color)) {	897	if (isdigit (*color))
		898	{
725	i = atoi(color);	899	int i = atoi (color);
726	if (i >= 8 && i <= 15) { /* bright colors */	900
727	i -= 8;	901	if (i >= 8 && i <= 15)
728	# ifndef NO_BRIGHTCOLOR	902	{
		903	/* bright colors */
729	PixColors[idx] = PixColors[minBrightCOLOR + i];	904	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
730	SET_PIXCOLOR(idx);
731	goto Done;	905	goto done;
732	# endif
733	}	906	}
734	if (i >= 0 && i <= 7) { /* normal colors */	907
		908	if (i >= 0 && i <= 7)
		909	{
		910	/* normal colors */
735	PixColors[idx] = PixColors[minCOLOR + i];	911	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
736	SET_PIXCOLOR(idx);
737	goto Done;	912	goto done;
738	}	913	}
739	}	914	}
740	if (!rXParseAllocColor (& xcol, color))
741	return;
742	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
743		915
744	/*	916	set_color (xcol, color);
		917
		918	/*
745	* FIXME: should free colors here, but no idea how to do it so instead,	919	* FIXME: should free colors here, but no idea how to do it so instead,
746	* so just keep gobbling up the colormap	920	* so just keep gobbling up the colormap
747	*/	921	*/
748	# if 0
749	for (i = Color_Black; i <= Color_White; i++)
750	if (PixColors[idx] == PixColors[i])
751	break;
752	if (i > Color_White) {
753	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
754	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
755	DisplayPlanes(Xdisplay, Xscreen));
756	}
757	# endif
758		922
759	PixColors[idx] = xcol;	923	pix_colors_focused[idx] = xcol;
760	SET_PIXCOLOR(idx);
761		924
762	/* XSetWindowAttributes attr; */	925	done:
763	/* Cursor cursor; */
764	Done:
765	if (idx == Color_bg && !(Options & Opt_transparent))
766	XSetWindowBackground(Xdisplay, TermWin.vt,
767	PixColors[Color_bg]);
768
769	/* handle Color_BD, scrollbar background, etc. */	926	/*TODO: handle Color_BD, scrollbar background, etc. */
770		927
771	set_colorfgbg ();	928	update_fade_color (idx);
772	recolour_cursor ();	929	recolour_cursor ();
773	/* the only reasonable way to enforce a clean update */	930	scr_recolour ();
774	scr_poweron ();	931	#endif /* XTERM_COLOR_CHANGE */
775	}	932	}
776
777	#else
778	# define set_window_color (idx,color) ((void)0)
779	#endif /* XTERM_COLOR_CHANGE */
780		933
781	void	934	void
782	rxvt_term::recolour_cursor ()	935	rxvt_term::recolour_cursor ()
783	{	936	{
784	#if TODO	937	XColor fg, bg;
785	rxvt_color xcol[2];
786		938
787	xcol[0] = PixColors[Color_pointer];	939	(ISSET_PIXCOLOR (Color_pointer_fg)
788	xcol[1] = PixColors[Color_bg];	940	? pix_colors_focused[Color_pointer_fg]
789	XQueryColors (Xdisplay, XCMAP, xcol, 2);	941	: pix_colors_focused[Color_fg]).get (fg);
		942
		943	(ISSET_PIXCOLOR (Color_pointer_bg)
		944	? pix_colors_focused[Color_pointer_bg]
		945	: pix_colors_focused[Color_bg]).get (bg);
		946
790	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	947	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
791	#endif
792	}	948	}
793		949
794	/*----------------------------------------------------------------------*/	950	/*----------------------------------------------------------------------*/
795	/*	951	/*
796	* find if fg/bg matches any of the normal (low-intensity) colors	952	* find if fg/bg matches any of the normal (low-intensity) colors
797	*/	953	*/
798	void	954	void
799	rxvt_term::set_colorfgbg ()	955	rxvt_term::set_colorfgbg ()
800	{	956	{
801	unsigned int i;	957	unsigned int i;
802	const char *xpmb = "\0";	958	const char *xpmb = "";
803	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	959	char fstr[] = "default";
		960	char bstr[] = "default";
804		961
805	env_colorfgbg =
806	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
807	STRCPY(fstr, "default");
808	STRCPY(bstr, "default");
809	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
810	if (PixColors[Color_fg] == PixColors[i]) {	963	if (pix_colors[Color_fg] == pix_colors[i])
		964	{
811	sprintf(fstr, "%d", (i - Color_Black));	965	sprintf (fstr, "%d", i - Color_Black);
812	break;	966	break;
813	}	967	}
		968
814	for (i = Color_Black; i <= Color_White; i++)	969	for (i = Color_Black; i <= Color_White; i++)
815	if (PixColors[Color_bg] == PixColors[i]) {	970	if (pix_colors[Color_bg] == pix_colors[i])
		971	{
816	sprintf(bstr, "%d", (i - Color_Black));	972	sprintf (bstr, "%d", i - Color_Black);
817	#ifdef XPM_BACKGROUND	973	#ifdef BG_IMAGE_FROM_FILE
818	xpmb = "default;";	974	xpmb = "default;";
819	#endif	975	#endif
820	break;	976	break;
821	}	977	}
		978
822	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	979	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
823	putenv(env_colorfgbg);
824
825	#ifndef NO_BRIGHTCOLOR
826	colorfgbg = DEFAULT_RSTYLE;
827	for (i = minCOLOR; i <= maxCOLOR; i++) {
828	if (PixColors[Color_fg] == PixColors[i])
829	colorfgbg = SET_FGCOLOR(colorfgbg, i);
830	if (PixColors[Color_bg] == PixColors[i])
831	colorfgbg = SET_BGCOLOR(colorfgbg, i);
832	}
833	#endif
834	}	980	}
835		981
836	/*----------------------------------------------------------------------*/	982	/*----------------------------------------------------------------------*/
837	/*
838	* Colour determination for low colour displays, routine from
839	* Hans de Goede <hans@highrise.nl>
840	*/
841		983
842	int	984	bool
843	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	985	rxvt_term::set_color (rxvt_color &color, const char *name)
844	{	986	{
845	if (!screen_in_out->set (this, colour)) {	987	if (color.set (this, name))
846	rxvt_print_error("can't allocate colour: %s", colour);
847	return false;
848	}
849
850	return true;	988	return true;
		989
		990	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		991	return false;
		992	}
		993
		994	void
		995	rxvt_term::alias_color (int dst, int src)
		996	{
		997	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
851	}	998	}
852		999
853	/* -------------------------------------------------------------------- *	1000	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	1001	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1002	* -------------------------------------------------------------------- */
856	void	1003	void
857	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1004	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
858	{	1005	{
859	int fix_screen;	1006	int fix_screen;
		1007	int old_width = szHint.width;
		1008	int old_height = szHint.height;
860		1009
861	#ifdef SMART_RESIZE
862	int old_width = szHint.width, old_height = szHint.height;
863	#endif
864
865	window_calc (width, height);	1010	window_calc (newwidth, newheight);
		1011
		1012	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1013
		1014	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1015	if (set_hint)
		1016	{
		1017	szHint.flags &= ~(PBaseSize | PResizeInc);
866	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1018	XSetWMNormalHints (dpy, parent, &szHint);
		1019	szHint.flags |= PBaseSize | PResizeInc;
		1020	}
		1021
867	if (!ignoreparent)	1022	if (!ignoreparent)
868	{	1023	{
869	#ifdef SMART_RESIZE	1024	#ifdef SMART_RESIZE
870	/*	1025	/*
871	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1026	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
874	int x, y, x1, y1;	1029	int x, y, x1, y1;
875	int dx, dy;	1030	int dx, dy;
876	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1031	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
877	Window unused_cr;	1032	Window unused_cr;
878		1033
879	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1034	XTranslateCoordinates (dpy, parent, display->root,
880	0, 0, &x, &y, &unused_cr);	1035	0, 0, &x, &y, &unused_cr);
881	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1036	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
882	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1037	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
883	/*	1038	/*
884	* if Xroot isn't the parent window, a WM will probably have offset	1039	* if display->root isn't the parent window, a WM will probably have offset
885	* our position for handles and decorations. Counter it	1040	* our position for handles and decorations. Counter it
886	*/	1041	*/
887	if (x1 != x || y1 != y) {	1042	if (x1 != x || y1 != y)
		1043	{
888	x -= x1;	1044	x -= x1;
889	y -= y1;	1045	y -= y1;
890	}	1046	}
891		1047
892	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1048	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
893	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1049	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
894	dx = old_width - szHint.width;	1050	dx = old_width - szHint.width;
895	dy = old_height - szHint.height;	1051	dy = old_height - szHint.height;
896		1052
897	/* Check position of the center of the window */	1053	/* Check position of the center of the window */
898	if (x < x1) /* left half */	1054	if (x < x1) /* left half */
899	dx = 0;	1055	dx = 0;
900	else if (x == x1) /* exact center */	1056	else if (x == x1) /* exact center */
901	dx /= 2;	1057	dx /= 2;
902	if (y < y1) /* top half */	1058	if (y < y1) /* top half */
903	dy = 0;	1059	dy = 0;
904	else if (y == y1) /* exact center */	1060	else if (y == y1) /* exact center */
905	dy /= 2;	1061	dy /= 2;
906		1062
907	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1063	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
908	szHint.width, szHint.height);	1064	szHint.width, szHint.height);
909	#else	1065	#else
910	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1066	XResizeWindow (dpy, parent, szHint.width, szHint.height);
911	szHint.height);
912	#endif	1067	#endif
913	}	1068	}
914		1069
915	fix_screen = (TermWin.ncol != prev_ncol	1070	if (set_hint)
916	|| TermWin.nrow != prev_nrow);	1071	XSetWMNormalHints (dpy, parent, &szHint);
917		1072
		1073	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1074
918	if (fix_screen || width != old_width || height != old_height)	1075	if (fix_screen || newwidth != old_width || newheight != old_height)
919	{	1076	{
920	if (scrollbar_visible ())	1077	if (scrollBar.state)
921	{	1078	scrollBar.resize ();
922	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
923	0, scrollbar_TotalWidth (), szHint.height);
924	resize_scrollbar ();
925	}
926		1079
927	if (menubar_visible ())	1080	XMoveResizeWindow (dpy, vt,
928	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1081	window_vt_x, window_vt_y,
929	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
930
931	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
932	window_vt_y, TermWin_TotalWidth (),
933	TermWin_TotalHeight ());	1082	width, height);
934	#ifdef RXVT_GRAPHICS	1083
935	if (old_height)	1084	#ifdef HAVE_BG_PIXMAP
936	Gr_Resize (old_width - szHint.base_width,	1085	if (bg_window_size_sensitive ())
937	old_height - szHint.base_height);	1086	update_background ();
938	#endif
939	scr_clear ();
940	#ifdef XPM_BACKGROUND
941	resize_pixmap ();
942	#endif	1087	#endif
943	}	1088	}
944		1089
945	if (fix_screen || old_height == 0)	1090	if (fix_screen || old_height == 0)
946	{
947	int curr_screen = -1;
948	int old_ncol = prev_ncol;
949
950	/* scr_reset only works on the primary screen */
951	if (old_height) /* this is not the first time through */
952	{
953	unsigned int ncol = TermWin.ncol;
954	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
955	curr_screen = scr_change_screen (PRIMARY);
956	TermWin.ncol = ncol;
957	}
958
959	scr_reset();	1091	scr_reset ();
960
961	if (curr_screen >= 0) /* this is not the first time through */
962	{
963	scr_change_screen (curr_screen);
964	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
965	}
966	}
967
968	old_width = szHint.width;
969	old_height = szHint.height;
970		1092
971	#ifdef USE_XIM	1093	#ifdef USE_XIM
972	IMSetStatusPosition ();	1094	im_set_position ();
973	#endif	1095	#endif
974	}	1096	}
975		1097
976	/*	1098	/*
977	* Set the width/height of the vt window in characters. Units are pixels.	1099	* Set the width/height of the vt window in characters. Units are pixels.
978	* good for toggling 80/132 columns	1100	* good for toggling 80/132 columns
979	*/	1101	*/
980	void	1102	void
981	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1103	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
982	{	1104	{
983	XWindowAttributes wattr;	1105	XWindowAttributes wattr;
984		1106
985	if (width == 0 || height == 0) {	1107	if (newwidth == 0 || newheight == 0)
		1108	{
986	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1109	XGetWindowAttributes (dpy, display->root, &wattr);
		1110
987	if (width == 0)	1111	if (newwidth == 0)
988	width = wattr.width - szHint.base_width;	1112	newwidth = wattr.width - szHint.base_width;
989	if (height == 0)	1113	if (newheight == 0)
990	height = wattr.height - szHint.base_height;	1114	newheight = wattr.height - szHint.base_height;
		1115	}
		1116
		1117	if (newwidth != width || newheight != height)
991	}	1118	{
992	if (width != TermWin.width || height != TermWin.height) {
993	width += szHint.base_width;	1119	newwidth += szHint.base_width;
994	height += szHint.base_height;	1120	newheight += szHint.base_height;
995	resize_all_windows (width, height, 0);	1121	resize_all_windows (newwidth, newheight, 0);
996	}	1122	}
997	}	1123	}
998		1124
999	/* -------------------------------------------------------------------- *	1125	/* -------------------------------------------------------------------- *
1000	* - X INPUT METHOD ROUTINES - *	1126	* - X INPUT METHOD ROUTINES - *
1001	* -------------------------------------------------------------------- */	1127	* -------------------------------------------------------------------- */
1002	#ifdef USE_XIM	1128	#ifdef USE_XIM
1003	void
1004	rxvt_term::set_size (XRectangle *size)
1005	{
1006	size->x = TermWin.int_bwidth;
1007	size->y = TermWin.int_bwidth;
1008	size->width = Width2Pixel(TermWin.ncol);
1009	size->height = Height2Pixel(TermWin.nrow);
1010	}
1011		1129
1012	void	1130	void
1013	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1131	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1014	{	1132	{
1015	*fg = PixColors[Color_fg];	1133	fg = pix_colors [Color_fg];
1016	*bg = PixColors[Color_bg];	1134	bg = pix_colors [Color_bg];
		1135	}
		1136
		1137	void
		1138	rxvt_term::im_set_size (XRectangle &size)
		1139	{
		1140	// the int_bwidth terms make no sense to me
		1141	size.x = int_bwidth;
		1142	size.y = int_bwidth;
		1143	size.width = Width2Pixel (ncol) + int_bwidth;
		1144	size.height = Height2Pixel (nrow) + int_bwidth;
		1145	}
		1146
		1147	void
		1148	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1149	XRectangle &status_rect,
		1150	const XRectangle &needed_rect)
		1151	{
		1152	preedit_rect.x = needed_rect.width;
		1153	preedit_rect.y = 0;
		1154	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1155	preedit_rect.height = fheight;
		1156
		1157	status_rect.x = 0;
		1158	status_rect.y = 0;
		1159	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1160	status_rect.height = fheight;
1017	}	1161	}
1018		1162
1019	/* Checking whether input method is running. */	1163	/* Checking whether input method is running. */
1020	bool	1164	bool
1021	rxvt_term::IMisRunning ()	1165	rxvt_term::im_is_running ()
1022	{	1166	{
1023	char *p;	1167	Atom atom;
1024	Atom atom;	1168	Window win;
1025	Window win;
1026	char server[IMBUFSIZ];	1169	char server[IMBUFSIZ];
1027		1170
1028	/* get current locale modifier */	1171	/* get current locale modifier */
1029	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1172	if (char *p = XSetLocaleModifiers (0))
		1173	{
1030	STRCPY(server, "@server=");	1174	strcpy (server, "@server=");
1031	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1175	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1176
1032	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1177	if (p = strchr (server + 1, '@')) /* first one only */
1033	*p = '\0';	1178	*p = '\0';
1034		1179
1035	atom = XInternAtom(Xdisplay, server, False);	1180	atom = XInternAtom (dpy, server, False);
1036	win = XGetSelectionOwner(Xdisplay, atom);	1181	win = XGetSelectionOwner (dpy, atom);
		1182
1037	if (win != None)	1183	if (win != None)
1038	return True;	1184	return true;
1039	}	1185	}
		1186
1040	return False;	1187	return false;
1041	}	1188	}
1042		1189
1043	void	1190	void
1044	rxvt_term::IMSendSpot ()	1191	rxvt_term::im_send_spot ()
1045	{	1192	{
1046	XPoint spot;	1193	XPoint nspot;
1047	XVaNestedList preedit_attr;	1194	XVaNestedList preedit_attr;
1048		1195
1049	if (Input_Context == NULL	1196	if (!Input_Context
1050	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1197	|| !focus
1051	|| !(event_type == KeyPress	1198	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1052	|| event_type == Expose
1053	|| event_type == NoExpose
1054	|| event_type == SelectionNotify
1055	|| event_type == ButtonRelease || event_type == FocusIn)
1056	|| !IMisRunning ())
1057	return;	1199	return;
1058		1200
1059	set_position (&spot);	1201	im_set_position (nspot);
1060		1202
		1203	if (nspot.x == spot.x && nspot.y == spot.y)
		1204	return;
		1205
		1206	spot = nspot;
		1207
1061	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1208	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1062	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1209	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1063	XFree(preedit_attr);	1210	XFree (preedit_attr);
1064	}	1211	}
1065		1212
1066	void	1213	void
1067	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1214	rxvt_term::im_destroy ()
1068	XRectangle * needed_rect)
1069	{	1215	{
1070	int mbh, vtx = 0;	1216	if (input_method)
		1217	{
		1218	if (Input_Context && input_method->xim)
		1219	XDestroyIC (Input_Context);
1071		1220
1072	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1221	display->put_xim (input_method);
1073	vtx = scrollbar_TotalWidth();	1222	input_method = 0;
		1223	}
1074		1224
1075	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1225	Input_Context = 0;
1076	mbh -= TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1082	preedit_rect->height = Height2Pixel(1);
1083
1084	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1086
1087	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1088	status_rect->height = Height2Pixel(1);
1089	}	1226	}
1090		1227
1091	/* ARGSUSED */	1228	#ifdef ENABLE_XIM_ONTHESPOT
1092	/* EXTPROTO */	1229
1093	void	1230	static void
1094	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1231	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1095	__attribute__ ((unused)), XPointer call_data
1096	__attribute__ ((unused)))
1097	{	1232	{
1098	GET_R->Input_Context = NULL;	1233	((rxvt_term *)client_data)->make_current ();
1099	/* To avoid Segmentation Fault in C locale: Solaris only? */	1234	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1100	if (STRCMP (GET_R->locale, "C"))
1101	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1102	rxvt_IMInstantiateCallback, NULL);
1103	}	1235	}
		1236
		1237	static void
		1238	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1239	{
		1240	((rxvt_term *)client_data)->make_current ();
		1241	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1242	}
		1243
		1244	static void
		1245	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1246	{
		1247	rxvt_term *term = (rxvt_term *)client_data;
		1248	XIMText *text = call_data->text;
		1249
		1250	term->make_current ();
		1251
		1252	if (text)
		1253	{
		1254	wchar_t *str;
		1255
		1256	if (!text->encoding_is_wchar && text->string.multi_byte)
		1257	{
		1258	// of course, X makes it ugly again
		1259	if (term->rs[Rs_imLocale])
		1260	SET_LOCALE (term->rs[Rs_imLocale]);
		1261
		1262	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1263	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1264
		1265	if (term->rs[Rs_imLocale])
		1266	SET_LOCALE (term->locale);
		1267	}
		1268	else
		1269	str = text->string.wide_char;
		1270
		1271	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1272	DT_INT, call_data->caret,
		1273	DT_INT, call_data->chg_first,
		1274	DT_INT, call_data->chg_length,
		1275	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1276	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1277	DT_END));
		1278	}
		1279	else
		1280	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1281	DT_INT, call_data->caret,
		1282	DT_INT, call_data->chg_first,
		1283	DT_INT, call_data->chg_length,
		1284	DT_END));
		1285	}
		1286
		1287	#if 0
		1288	static void
		1289	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1290	{
		1291	((rxvt_term *)client_data)->make_current ();
		1292	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1293	DT_INT, call_data->position,
		1294	DT_INT, call_data->direction,
		1295	DT_INT, call_data->style,
		1296	DT_END));
		1297	}
		1298	#endif
		1299
		1300	#endif
1104		1301
1105	/*	1302	/*
1106	* Try to open a XIM with the current modifiers, then see if we can	1303	* Try to open a XIM with the current modifiers, then see if we can
1107	* open a suitable preedit type	1304	* open a suitable preedit type
1108	*/	1305	*/
1109	bool	1306	bool
1110	rxvt_term::IM_get_IC ()	1307	rxvt_term::im_get_ic (const char *modifiers)
1111	{	1308	{
1112	int i, j, found;	1309	int i, j, found;
1113	XIM xim;	1310	XIM xim;
1114	XPoint spot;	1311	XPoint spot;
1115	XRectangle rect, status_rect, needed_rect;	1312	XRectangle rect, status_rect, needed_rect;
1116	unsigned long fg, bg;	1313	unsigned long fg, bg;
1117	const char *p;	1314	const char *p;
1118	char **s;	1315	char **s;
1119	XIMStyles *xim_styles;	1316	XIMStyles *xim_styles;
1120	XVaNestedList preedit_attr, status_attr;
1121	XIMCallback ximcallback;
1122		1317
1123	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1318	set_environ (envv);
1124	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1319
1125	if (xim == NULL)	1320	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1126	return False;	1321	return false;
1127		1322
		1323	input_method = display->get_xim (locale, modifiers);
		1324	if (input_method == NULL)
		1325	return false;
		1326
		1327	xim = input_method->xim;
		1328	spot.x = spot.y = -1;
		1329
1128	xim_styles = NULL;	1330	xim_styles = NULL;
1129	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1331	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1130	|| !xim_styles || !xim_styles->count_styles) {	1332	|| !xim_styles || !xim_styles->count_styles)
1131	XCloseIM(xim);	1333	{
		1334	im_destroy ();
1132	return False;	1335	return false;
		1336	}
		1337
		1338	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1339
		1340	for (int pi = 0; pi < 2; pi++)
1133	}	1341	{
		1342	p = pet[pi];
1134		1343
1135	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1344	if (!p)
1136	: "OverTheSpot,OffTheSpot,Root";	1345	continue;
1137	s = rxvt_splitcommastring(p);	1346
		1347	s = rxvt_strsplit (',', p);
		1348
1138	for (i = found = 0; !found && s[i]; i++) {	1349	for (i = found = 0; !found && s[i]; i++)
		1350	{
1139	if (!STRCMP(s[i], "OverTheSpot"))	1351	if (!strcmp (s[i], "OverTheSpot"))
1140	input_style = (XIMPreeditPosition | XIMStatusNothing);	1352	input_style = XIMPreeditPosition | XIMStatusNothing;
1141	else if (!STRCMP(s[i], "OffTheSpot"))	1353	else if (!strcmp (s[i], "OffTheSpot"))
1142	input_style = (XIMPreeditArea | XIMStatusArea);	1354	input_style = XIMPreeditArea | XIMStatusArea;
1143	else if (!STRCMP(s[i], "Root"))	1355	else if (!strcmp (s[i], "Root"))
1144	input_style = (XIMPreeditNothing | XIMStatusNothing);	1356	input_style = XIMPreeditNothing | XIMStatusNothing;
		1357	else if (!strcmp (s[i], "None"))
		1358	input_style = XIMPreeditNone | XIMStatusNone;
		1359	#ifdef ENABLE_XIM_ONTHESPOT
		1360	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1361	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1362	#endif
		1363	else
		1364	input_style = XIMPreeditNothing | XIMStatusNothing;
1145		1365
1146	for (j = 0; j < xim_styles->count_styles; j++)	1366	for (j = 0; j < xim_styles->count_styles; j++)
1147	if (input_style == xim_styles->supported_styles[j]) {	1367	if (input_style == xim_styles->supported_styles[j])
		1368	{
		1369	rxvt_free_strsplit (s);
		1370
1148	found = 1;	1371	found = 1;
1149	break;	1372	goto foundpet;
1150	}	1373	}
		1374
		1375	}
		1376
		1377	rxvt_free_strsplit (s);
1151	}	1378	}
1152	for (i = 0; s[i]; i++)	1379
1153	free(s[i]);	1380	foundpet:
1154	free(s);	1381
1155	XFree(xim_styles);	1382	XFree (xim_styles);
1156		1383
1157	if (!found) {	1384	if (!found)
1158	XCloseIM(xim);	1385	{
		1386	im_destroy ();
1159	return False;	1387	return false;
		1388	}
		1389
		1390	XFontSet fs = 0;
		1391	XVaNestedList preedit_attr = 0, status_attr = 0;
		1392
		1393	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1160	}	1394	{
		1395	// fake us a font-set, please
		1396	char **missing_charset_list;
		1397	int missing_charset_count;
		1398	char *def_string;
		1399	char pat[512];
1161		1400
1162	ximcallback.callback = rxvt_IMDestroyCallback;	1401	sprintf (pat,
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"*",
		1408	fheight,
		1409	fheight + 1, fheight - 1,
		1410	fheight - 2, fheight + 2);
1163		1411
1164	/* XXX: not sure why we need this (as well as IC one below) */	1412	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1165	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1413	&missing_charset_list, &missing_charset_count, &def_string);
1166		1414
1167	preedit_attr = status_attr = NULL;	1415	if (missing_charset_list)
		1416	XFreeStringList (missing_charset_list);
1168		1417
		1418	if (!fs)
		1419	{
		1420	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1421	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1422	}
		1423	}
		1424
1169	if (input_style & XIMPreeditPosition) {	1425	if (input_style & XIMPreeditPosition)
		1426	{
1170	set_size (&rect);	1427	im_set_size (rect);
1171	set_position (&spot);	1428	im_set_position (spot);
1172	set_color (&fg, &bg);	1429	im_set_color (fg, bg);
1173		1430
1174	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1431	preedit_attr = XVaCreateNestedList (0,
		1432	XNForeground, fg,
		1433	XNBackground, bg,
		1434	XNArea, &rect,
1175	XNSpotLocation, &spot,	1435	XNSpotLocation, &spot,
1176	XNForeground, fg, XNBackground, bg,
1177	//XNFontSet, TermWin.fontset,	1436	XNFontSet, fs,
1178	NULL);
1179	} else if (input_style & XIMPreeditArea) {
1180	set_color (&fg, &bg);
1181
1182	/*
1183	* The necessary width of preedit area is unknown
1184	* until create input context.
1185	*/
1186	needed_rect.width = 0;
1187
1188	set_preedit_area(&rect, &status_rect, &needed_rect);
1189
1190	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1191	XNForeground, fg, XNBackground, bg,
1192	//XNFontSet, TermWin.fontset,
1193	NULL);
1194	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1195	XNForeground, fg, XNBackground, bg,
1196	//XNFontSet, TermWin.fontset,
1197	NULL);	1437	NULL);
1198	}	1438	}
1199	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1439	else if (input_style & XIMPreeditArea)
		1440	{
		1441	im_set_color (fg, bg);
		1442
		1443	/*
		1444	* The necessary width of preedit area is unknown
		1445	* until create input context.
		1446	*/
		1447	needed_rect.width = 0;
		1448	im_set_preedit_area (rect, status_rect, needed_rect);
		1449
		1450	preedit_attr = XVaCreateNestedList (0,
		1451	XNForeground, fg,
		1452	XNBackground, bg,
		1453	XNArea, &rect,
		1454	XNFontSet, fs,
		1455	NULL);
		1456	status_attr = XVaCreateNestedList (0,
		1457	XNForeground, fg,
		1458	XNBackground, bg,
		1459	XNArea, &status_rect,
		1460	XNFontSet, fs,
		1461	NULL);
		1462	}
		1463	#if ENABLE_XIM_ONTHESPOT
		1464	else if (input_style & XIMPreeditCallbacks)
		1465	{
		1466	XIMCallback xcb[4];
		1467
		1468	im_set_position (spot);
		1469
		1470	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1471	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1472	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1473	# if 0
		1474	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1475	# endif
		1476
		1477	preedit_attr = XVaCreateNestedList (0,
		1478	XNSpotLocation, &spot,
		1479	XNPreeditStartCallback, &xcb[0],
		1480	XNPreeditDoneCallback , &xcb[1],
		1481	XNPreeditDrawCallback , &xcb[2],
		1482	# if 0
		1483	XNPreeditCaretCallback, &xcb[3],
		1484	# endif
		1485	NULL);
		1486	}
		1487	#endif
		1488
		1489	Input_Context = XCreateIC (xim,
		1490	XNInputStyle, input_style,
1200	XNClientWindow, TermWin.parent[0],	1491	XNClientWindow, vt,
1201	XNFocusWindow, TermWin.parent[0],	1492	XNFocusWindow, parent,
1202	XNDestroyCallback, &ximcallback,
1203	preedit_attr ? XNPreeditAttributes : NULL,	1493	preedit_attr ? XNPreeditAttributes : NULL,
1204	preedit_attr,	1494	preedit_attr,
1205	status_attr ? XNStatusAttributes : NULL,	1495	status_attr ? XNStatusAttributes : NULL,
1206	status_attr, NULL);	1496	status_attr, NULL);
1207	if (preedit_attr)	1497
1208	XFree(preedit_attr);	1498	if (preedit_attr) XFree (preedit_attr);
1209	if (status_attr)	1499	if (status_attr) XFree (status_attr);
1210	XFree(status_attr);	1500	if (fs) XFreeFontSet (dpy, fs);
		1501
1211	if (Input_Context == NULL) {	1502	if (Input_Context == NULL)
1212	rxvt_print_error("failed to create input context");	1503	{
1213	XCloseIM(xim);	1504	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1505	im_destroy ();
1214	return False;	1506	return false;
1215	}	1507	}
1216	if (input_style & XIMPreeditArea)	1508
1217	IMSetStatusPosition ();	1509	#if 0
1218	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1510	// unfortunately, only the focus window is used by XIM, hard to fix
		1511	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1512	vt_select_input ();
		1513	#endif
		1514
		1515	im_set_position ();
		1516
1219	return True;	1517	return true;
1220	}	1518	}
1221		1519
1222	/*
1223	* X manual pages and include files don't match on some systems:
1224	* some think this is an XIDProc and others an XIMProc so we can't
1225	* use the first argument - need to update this to be nice for
1226	* both types via some sort of configure detection
1227	*/
1228	/* ARGSUSED */
1229	/* EXTPROTO */
1230	void	1520	void
1231	rxvt_IMInstantiateCallback(Display * unused	1521	rxvt_term::im_cb ()
1232	__attribute__ ((unused)), XPointer client_data
1233	__attribute__ ((unused)), XPointer call_data
1234	__attribute__ ((unused)))
1235	{	1522	{
1236	int i, found, had_im;	1523	int i;
1237	const char *p;	1524	const char *p;
1238	char **s;	1525	char **s;
1239	char buf[IMBUFSIZ];	1526	char buf[IMBUFSIZ];
1240		1527
1241	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1528	make_current ();
		1529
		1530	im_destroy ();
		1531
1242	if (GET_R->Input_Context)	1532	if (Input_Context)
1243	return;	1533	return;
1244		1534
1245	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1246	if (GET_R->rs[Rs_imLocale])	1536	if (rs[Rs_imLocale])
1247	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1537	SET_LOCALE (rs[Rs_imLocale]);
1248	#endif	1538	#endif
1249		1539
1250	p = GET_R->rs[Rs_inputMethod];	1540	p = rs[Rs_inputMethod];
1251	if (p && *p)	1541	if (p && *p)
1252	{	1542	{
1253	bool found = false;	1543	bool found = false;
1254		1544
1255	s = rxvt_splitcommastring (p);	1545	s = rxvt_strsplit (',', p);
		1546
1256	for (i = 0; s[i]; i++)	1547	for (i = 0; s[i]; i++)
1257	{	1548	{
1258	if (*s[i])	1549	if (*s[i])
1259	{	1550	{
1260	STRCPY (buf, "@im=");	1551	strcpy (buf, "@im=");
1261	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1552	strncat (buf, s[i], IMBUFSIZ - 5);
1262	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1553	if (im_get_ic (buf))
1263	{	1554	{
1264	found = true;	1555	found = true;
1265	break;	1556	break;
1266	}	1557	}
1267	}	1558	}
1268	}	1559	}
1269	for (i = 0; s[i]; i++)	1560
1270	free(s[i]);	1561	rxvt_free_strsplit (s);
1271	free(s);
1272		1562
1273	if (found)	1563	if (found)
1274	goto done;	1564	goto done;
1275	}	1565	}
1276		1566
1277	/* try with XMODIFIERS env. var. */	1567	/* try with XMODIFIERS env. var. */
1278	if ((p = XSetLocaleModifiers ("")) && *p	1568	if (im_get_ic (""))
1279	&& GET_R->IM_get_IC ())
1280	goto done;	1569	goto done;
1281		1570
1282	/* try with no modifiers base IF the user didn't specify an IM */	1571	/* try with no modifiers base IF the user didn't specify an IM */
1283	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1572	if (im_get_ic ("@im=none"))
1284	&& GET_R->IM_get_IC () == True)
1285	goto done;	1573	goto done;
1286		1574
1287	done:	1575	done:
1288	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1576	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1289	if (GET_R->rs[Rs_imLocale])	1577	if (rs[Rs_imLocale])
1290	setlocale (LC_CTYPE, GET_R->locale);	1578	SET_LOCALE (locale);
1291	#endif	1579	#endif
1292	}	1580	}
1293		1581
1294	void	1582	void
1295	rxvt_term::IMSetStatusPosition ()	1583	rxvt_term::im_set_position ()
1296	{	1584	{
1297	XRectangle preedit_rect, status_rect, *needed_rect;	1585	XRectangle preedit_rect, status_rect, *needed_rect;
1298	XVaNestedList preedit_attr, status_attr;	1586	XVaNestedList preedit_attr, status_attr;
1299		1587
1300	if (Input_Context == NULL	1588	if (!Input_Context
1301	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1589	|| !focus
		1590	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1302	|| !IMisRunning ())	1591	|| !im_is_running ())
1303	return;	1592	return;
1304		1593
		1594	if (input_style & XIMPreeditPosition)
		1595	{
		1596	im_set_size (preedit_rect);
		1597	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1598
		1599	XSetICValues (Input_Context,
		1600	XNPreeditAttributes, preedit_attr, NULL);
		1601	}
		1602	else
		1603	{
1305	/* Getting the necessary width of preedit area */	1604	/* Getting the necessary width of preedit area */
1306	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1606	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308	XFree(status_attr);	1607	XFree (status_attr);
1309		1608
1310	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1609	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1610	XFree (needed_rect);
1311		1611
1312	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1612	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1613	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314		1614
1315	XSetICValues(Input_Context,	1615	XSetICValues (Input_Context,
1316	XNPreeditAttributes, preedit_attr,	1616	XNPreeditAttributes, preedit_attr,
1317	XNStatusAttributes, status_attr, NULL);	1617	XNStatusAttributes, status_attr,
		1618	NULL);
1318		1619
		1620	XFree (status_attr);
		1621	}
		1622
1319	XFree(preedit_attr);	1623	XFree (preedit_attr);
1320	XFree(status_attr);
1321	}	1624	}
1322	#endif /* USE_XIM */	1625	#endif /* USE_XIM */
1323		1626
1324	/*----------------------------------------------------------------------*/	1627	void
1325	rxvt_t rxvt_current_term;	1628	rxvt_term::get_window_origin (int &x, int &y)
		1629	{
		1630	Window cr;
		1631	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1632	}
		1633
		1634	Pixmap
		1635	rxvt_term::get_pixmap_property (Atom property)
		1636	{
		1637	Pixmap pixmap = None;
		1638
		1639	int aformat;
		1640	unsigned long nitems, bytes_after;
		1641	Atom atype;
		1642	unsigned char *prop;
		1643	int result = XGetWindowProperty (dpy, display->root, property,
		1644	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1645	&nitems, &bytes_after, &prop);
		1646	if (result == Success)
		1647	{
		1648	if (atype == XA_PIXMAP)
		1649	pixmap = *(Pixmap *)prop;
		1650	XFree (prop);
		1651	}
		1652
		1653	return pixmap;
		1654	}
		1655
		1656	#ifdef HAVE_BG_PIXMAP
		1657
		1658	void
		1659	rxvt_term::update_background ()
		1660	{
		1661	if (update_background_ev.is_active ())
		1662	return;
		1663
		1664	bg_invalidate ();
		1665
		1666	if (!mapped)
		1667	return;
		1668
		1669	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1670
		1671	if (to_wait <= 0.)
		1672	bg_render ();
		1673	else
		1674	update_background_ev.start (to_wait);
		1675	}
		1676
		1677	void
		1678	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1679	{
		1680	make_current ();
		1681
		1682	update_background_ev.stop ();
		1683	bg_render ();
		1684	refresh_check ();
		1685	}
		1686
		1687	#endif /* HAVE_BG_PIXMAP */
1326		1688
1327	/*----------------------- end-of-file (C source) -----------------------*/	1689	/*----------------------- end-of-file (C source) -----------------------*/

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