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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.39 by pcg, Sat Feb 21 22:14:00 2004 UTC vs.
Revision 1.378 by root, Tue Jun 5 11:10:50 2012 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) 2003-2004 Marc Lehmann <pcg@goof.com>	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	{
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	155	#if HAVE_BG_PIXMAP
79	termwin_ev (this, &rxvt_term::x_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
80	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb), fixme
86	#endif	157	#endif
87	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
88	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);
89	#endif	160	#endif
90	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
91	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),
92	#endif	179	#endif
93	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95	#endif	182	#endif
96	#ifdef USE_XIM	183	#ifndef NO_BELL
97	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
98	#endif	185	#endif
99	check_ev (this, &rxvt_term::check_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
100	destroy_ev (this, &rxvt_term::destroy_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
101	pty_ev (this, &rxvt_term::pty_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
102	incr_ev (this, &rxvt_term::incr_cb)	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
103	{	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
104	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;
105	}	212	}
106		213
107	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
108	{	215	{
109	if (cmd_fd >= 0)	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
110	close (cmd_fd);
111		217
112	#ifndef NO_SETOWNER_TTYDEV	218	emergency_cleanup ();
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
119	delete TermWin.fontset;	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
120		230
121	if (display)	231	if (display)
122	if (TermWin.parent[0])	232	{
123	XDestroyWindow (display->display, TermWin.parent[0]);	233	selection_clear ();
		234	selection_clear (true);
124		235
125	// TODO: free pixcolours, colours should become part of rxvt_display	236	#if USE_XIM
		237	im_destroy ();
		238	#endif
		239	scrollBar.destroy ();
		240	if (gc) XFreeGC (dpy, gc);
126		241
127	delete PixColors;	242	delete drawable;
		243	// destroy all windows
		244	if (parent)
		245	XDestroyWindow (dpy, parent);
128		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 */
129	displays.put (display);	259	displays.put (display);
		260	}
130		261
131	scr_release ();	262	scr_release ();
132		263
133	free (env_windowid);	264	/* clear all resources */
134	free (env_display);	265	for (int i = 0; i < allocated.size (); i++)
135	free (env_term);	266	free (allocated [i]);
136	free (env_colorfgbg);	267
		268	free (selection.text);
		269	free (selection.clip_text);
137	free (locale);	270	free (locale);
138	free (codeset);	271	free (v_buffer);
		272
		273	delete selection_req;
139		274
140	delete envv;	275	delete envv;
141	delete argv;	276	delete argv;
		277
		278	#ifdef KEYSYM_RESOURCE
		279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
		285
		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 ();
142	}	296	}
143		297
144	void	298	void
145	rxvt_term::destroy ()	299	rxvt_term::destroy ()
146	{	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
147	if (display)	310	if (display)
148	{	311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
149	rootwin_ev.stop (display);	317	rootwin_ev.stop (display);
		318	#endif
150	termwin_ev.stop (display);	319	termwin_ev.stop (display);
151	vt_ev.stop (display);	320	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	321	}
163		322
164	check_ev.stop ();	323	flush_ev.stop ();
165	pty_ev.stop ();	324	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
168	#endif	327	#endif
169	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	329	text_blink_ev.stop ();
171	#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
172	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	338	pointer_ev.stop ();
174	#endif	339	#endif
175		340
176	destroy_ev.start (0);	341	destroy_ev.start ();
177	}	342	}
178		343
179	void	344	void
180	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
181	{	346	{
182	SET_R (this);	347	make_current ();
183		348
184	delete this;	349	delete this;
185	}	350	}
186		351
187	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */
189	/* LIBPROTO */
190	rxvt_t
191	rxvt_init (int argc, const char *const *argv)
192	{
193	SET_R (new rxvt_term);
194
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196	{
197	delete GET_R;
198	SET_R (0);
199	}
200
201	return GET_R;
202	}
203
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206	void	352	void
207	rxvt_init_signals ()	353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
208	{	354	{
209	/* install exit handler for cleanup */	355	if (!opt)
210	#if 0
211	#ifdef HAVE_ATEXIT
212	atexit (rxvt_clean_exit);
213	#else
214	#endif
215	#endif
216
217	struct sigaction sa;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}
234
235	bool
236	rxvt_term::init (int argc, const char *const *argv)
237	{
238	/*
239	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems
244	*/
245	privileges (SAVE);
246	privileges (IGNORE);
247
248	init_secondary ();
249
250	const char **cmd_argv = init_resources (argc, argv);
251
252	set_locale ("");
253
254	#if (MENUBAR_MAX)
255	menubar_read (rs[Rs_menu]);
256	#endif
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261
262	create_windows (argc, argv);
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267	#ifdef RXVT_GRAPHICS
268	Gr_reset (); /* reset graphics */
269	#endif
270
271	#if 0
272	XSynchronize (display->display, True);
273	#endif
274
275	#ifdef HAVE_SCROLLBARS
276	if (Options & Opt_scrollBar)
277	resize_scrollbar (); /* create and map scrollbar */
278	#endif
279	#if (MENUBAR_MAX)
280	if (menubar_visible (r))
281	XMapWindow (display->display, menuBar.win);
282	#endif
283	#ifdef TRANSPARENT
284	if (Options & Opt_transparent)
285	{
286	XSelectInput (display->display, display->root, PropertyChangeMask);
287	check_our_parents ();
288	}
289	#endif
290
291	rootwin_ev.start (display, display->root);
292
293	XMapWindow (display->display, TermWin.vt);
294	XMapWindow (display->display, TermWin.parent[0]);
295
296	init_command (cmd_argv);
297
298	pty_ev.start (cmd_fd, EVENT_READ);
299
300	check_ev.start ();
301
302	return true;
303	}
304
305	/* ------------------------------------------------------------------------- *
306	* SIGNAL HANDLING & EXIT HANDLER *
307	* ------------------------------------------------------------------------- */
308	/*
309	* Catch a SIGCHLD signal and exit if the direct child has died
310	*/
311	/* ARGSUSED */
312	/* EXTPROTO */
313	RETSIGTYPE
314	rxvt_Child_signal (int sig __attribute__ ((unused)))
315	{
316	int pid, save_errno = errno;
317	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318	;
319	errno = save_errno;
320
321	#if 0
322	if (pid == cmd_pid)
323	exit (EXIT_SUCCESS);
324	#endif
325	}
326
327	/*
328	* Catch a fatal signal and tidy up before quitting
329	*/
330	/* EXTPROTO */
331	RETSIGTYPE
332	rxvt_Exit_signal (int sig)
333	{
334	signal (sig, SIG_DFL);
335	#ifdef DEBUG_CMD
336	rxvt_print_error ("signal %d", sig);
337	#endif
338	rxvt_clean_exit ();
339	kill (getpid (), sig);
340	}
341
342	/* INTPROTO */
343	int
344	rxvt_xerror_handler (Display *display, XErrorEvent *event)
345	{
346	if (GET_R->allowedxerror == -1)
347	GET_R->allowedxerror = event->error_code;
348	else
349	{
350	old_xerror_handler (display, event);
351	GET_R->destroy ();
352	}
353
354	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);
355	}	362	}
356		363
357	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
358	/*	365	/*
359	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
360	* 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
361	*/	368	*/
362	/* EXTPROTO */	369	static XErrorHandler old_xerror_handler;
363	void
364	rxvt_clean_exit ()
365	{
366	// TODO: rxvtd should clean up all ressources
367	if (GET_R)
368	GET_R->destroy ();
369	}
370		370
371	/* ------------------------------------------------------------------------- *	371	static void
372	* MEMORY ALLOCATION WRAPPERS *	372	rxvt_emergency_cleanup ()
373	* ------------------------------------------------------------------------- */
374	/* EXTPROTO */
375	void *
376	rxvt_malloc (size_t size)
377	{	373	{
378	void *p;	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379		375	(*t)->emergency_cleanup ();
380	p = malloc (size);
381	if (p)
382	return p;
383
384	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385	rxvt_clean_exit ();
386	exit (EXIT_FAILURE);
387	/* NOTREACHED */
388	}	376	}
389		377
390	/* EXTPROTO */	378	#if !ENABLE_MINIMAL
391	void *	379	static void ecb_cold
392	rxvt_calloc (size_t number, size_t size)	380	print_x_error (Display *dpy, XErrorEvent *event)
393	{	381	{
394	void *p;	382	char buffer[BUFSIZ];
		383	char mesg[BUFSIZ];
		384	char number[32];
		385	const char mtype[] = "XlibMessage";
395		386
396	p = calloc (number, size);	387	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
397	if (p)	388	XGetErrorDatabaseText (dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
398	return p;	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);
399		396
400	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	397	if (event->request_code >= 128)
401	rxvt_clean_exit ();	398	{
402	exit (EXIT_FAILURE);	399	XGetErrorDatabaseText (dpy, mtype, "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
403	/* NOTREACHED */	400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
404	}	401	}
405		402
406	/* EXTPROTO */	403	if (event->error_code == BadWindow
407	void *	404	|| event->error_code == BadPixmap
408	rxvt_realloc (void *ptr, size_t size)	405	|| event->error_code == BadCursor
409	{	406	|| event->error_code == BadFont
410	void *p;	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);
411		420
412	if (ptr)	421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
413	p = realloc (ptr, size);	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;
414	else	434	else
415	p = malloc (size);	435	{
416	if (p)	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
417	return p;	445	return 0;
		446	}
418		447
419	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	448	int ecb_cold
420	rxvt_clean_exit ();	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 ();
421	exit (EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
422	/* NOTREACHED */
423	}	455	}
424		456
425	/* ------------------------------------------------------------------------- *	457	static struct sig_handlers
426	* PRIVILEGED OPERATIONS *
427	* ------------------------------------------------------------------------- */
428	/* take care of suid/sgid super-user (root) privileges */
429	void
430	rxvt_term::privileges (int mode)
431	{	458	{
432	#if ! defined(__CYGWIN32__)	459	ev::sig sw_term, sw_int;
433	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	460
434	/* setreuid () is the poor man's setuid (), seteuid () */	461	/*
435	# define seteuid(a) setreuid(-1, (a))	462	* Catch a fatal signal and tidy up before quitting
436	# define setegid(a) setregid(-1, (a))	463	*/
437	# define HAVE_SETEUID	464	void sig_term (ev::sig &w, int revents);
		465
		466	sig_handlers ()
		467	{
		468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		470	}
		471	} sig_handlers;
		472
		473	void
		474	sig_handlers::sig_term (ev::sig &w, int revents)
		475	{
		476	rxvt_emergency_cleanup ();
		477	w.stop ();
		478	kill (getpid (), w.signum);
		479	}
		480
		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;
438	# endif	503	# endif
439	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
440	switch (mode)	505	tio->c_cc[VREPRINT] = CRPRNT;
441	{
442	case IGNORE:
443	/*
444	* change effective uid/gid - not real uid/gid - so we can switch
445	* back to root later, as required
446	*/
447	seteuid (getuid ());
448	setegid (getgid ());
449	break;
450	case SAVE:
451	euid = geteuid ();
452	egid = getegid ();
453	break;
454	case RESTORE:
455	seteuid (euid);
456	setegid (egid);
457	break;
458	}
459	# else
460	switch (mode)
461	{
462	case IGNORE:
463	setuid (getuid ());
464	setgid (getgid ());
465	/* FALLTHROUGH */
466	case SAVE:
467	/* FALLTHROUGH */
468	case RESTORE:
469	break;
470	}
471	# endif	506	# endif
472	#endif	507	# ifdef VDISCRD
473	}	508	tio->c_cc[VDISCRD] = CFLUSH;
474
475	#ifdef UTMP_SUPPORT
476	void
477	rxvt_term::privileged_utmp (char action)
478	{
479	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
480	action, next_utmp_action, getpid ()));
481	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
482	|| (Options & Opt_utmpInhibit)
483	|| ttydev == NULL || *ttydev == '\0')
484	return;
485
486	privileges (RESTORE);
487	if (action == SAVE)
488	{
489	next_utmp_action = RESTORE;
490	makeutent (ttydev, rs[Rs_display_name]);
491	}
492	else
493	{ /* action == RESTORE */
494	next_utmp_action = IGNORE;
495	cleanutent ();
496	}
497	privileges (IGNORE);
498	}
499	#endif
500
501	#ifndef NO_SETOWNER_TTYDEV
502	void
503	rxvt_term::privileged_ttydev (char action)
504	{
505	D_MAIN ((stderr,
506	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
507	action, next_tty_action, getpid ()));
508	if (next_tty_action != action || (action != SAVE && action != RESTORE)
509	|| ttydev == NULL || *ttydev == '\0')
510	return;
511
512	privileges (RESTORE);
513
514	if (action == SAVE)
515	{
516	next_tty_action = RESTORE;
517	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520	next_tty_action = IGNORE;
521	else
522	# endif	509	# endif
523		510	# ifdef VWERSE
524	{	511	tio->c_cc[VWERSE] = CWERASE;
525	chown (ttydev, getuid (), ttygid); /* fail silently */
526	chmod (ttydev, ttymode);
527	# ifdef HAVE_REVOKE
528	revoke (ttydev);
529	# endif	512	# endif
530		513	# ifdef VLNEXT
531	}	514	tio->c_cc[VLNEXT] = CLNEXT;
532	}
533	else
534	{ /* action == RESTORE */
535	next_tty_action = IGNORE;
536	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537	chmod (ttydev, ttyfd_stat.st_mode);
538	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539	# else
540	chmod (ttydev,
541	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542	chown (ttydev, 0, 0);
543	# endif	515	# endif
544		516	# ifdef VSTATUS
545	}	517	tio->c_cc[VSTATUS] = CSTATUS;
546
547	privileges (IGNORE);
548
549	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
550	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
551	action == RESTORE ? "Restoring" : (action ==
552	SAVE ? "Saving" :
553	"UNKNOWN ERROR for"), ttydev,
554	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
555	ttyfd_stat.st_gid));
556	# endif	518	# endif
557	}	519
		520	# if VMIN != VEOF
		521	tio->c_cc[VMIN] = 1;
558	#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	}
559		583
560	/*----------------------------------------------------------------------*/	584	/*----------------------------------------------------------------------*/
561	/*	585	/*
562	* window size/position calculcations for XSizeHint and other storage.	586	* window size/position calculations for XSizeHint and other storage.
563	* if width/height are non-zero then override calculated width/height	587	* if width/height are non-zero then override calculated width/height
564	*/	588	*/
565	void	589	void
566	rxvt_term::window_calc (unsigned int width, unsigned int height)	590	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567	{	591	{
568	short recalc_x, recalc_y;	592	short recalc_x, recalc_y;
569	int x, y, sb_w, mb_h, flags;	593	int x, y, flags;
570	unsigned int w, h;	594	unsigned int w, h;
571	unsigned int max_width, max_height;	595	unsigned int max_width, max_height;
572		596
573	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574	TermWin.ncol, TermWin.nrow, szHint.width,
575	szHint.height));
576	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	597	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577	szHint.win_gravity = NorthWestGravity;	598	szHint.win_gravity = NorthWestGravity;
578	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	599	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579		600
580	recalc_x = recalc_y = 0;	601	recalc_x = recalc_y = 0;
581	flags = 0;	602	flags = 0;
		603
582	if (!parsed_geometry)	604	if (!parsed_geometry)
583	{	605	{
584	parsed_geometry = 1;	606	parsed_geometry = 1;
		607
585	if (rs[Rs_geometry])	608	if (rs[Rs_geometry])
586	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	609	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		610
587	if (flags & WidthValue)	611	if (flags & WidthValue)
588	{	612	{
589	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	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 ());
590	szHint.flags |= USSize;	617	szHint.flags |= USSize;
591	}	618	}
		619
592	if (flags & HeightValue)	620	if (flags & HeightValue)
593	{	621	{
594	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	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 ());
595	szHint.flags |= USSize;	626	szHint.flags |= USSize;
596	}	627	}
		628
597	if (flags & XValue)	629	if (flags & XValue)
598	{	630	{
599	szHint.x = x;	631	szHint.x = x;
600	szHint.flags |= USPosition;	632	szHint.flags |= USPosition;
		633
601	if (flags & XNegative)	634	if (flags & XNegative)
602	{	635	{
603	recalc_x = 1;	636	recalc_x = 1;
604	szHint.win_gravity = NorthEastGravity;	637	szHint.win_gravity = NorthEastGravity;
605	}	638	}
606	}	639	}
		640
607	if (flags & YValue)	641	if (flags & YValue)
608	{	642	{
609	szHint.y = y;	643	szHint.y = y;
610	szHint.flags |= USPosition;	644	szHint.flags |= USPosition;
		645
611	if (flags & YNegative)	646	if (flags & YNegative)
612	{	647	{
613	recalc_y = 1;	648	recalc_y = 1;
		649
614	if (szHint.win_gravity == NorthEastGravity)	650	if (szHint.win_gravity == NorthEastGravity)
615	szHint.win_gravity = SouthEastGravity;	651	szHint.win_gravity = SouthEastGravity;
616	else	652	else
617	szHint.win_gravity = SouthWestGravity;	653	szHint.win_gravity = SouthWestGravity;
618	}	654	}
619	}	655	}
620	}	656	}
		657
621	/* TODO: BOUNDS */	658	/* TODO: BOUNDS */
622	TermWin.width = TermWin.ncol * TermWin.fwidth;	659	width = ncol * fwidth;
623	TermWin.height = TermWin.nrow * TermWin.fheight;	660	height = nrow * fheight;
624	max_width = MAX_COLS * TermWin.fwidth;	661	max_width = MAX_COLS * fwidth;
625	max_height = MAX_ROWS * TermWin.fheight;	662	max_height = MAX_ROWS * fheight;
626		663
627	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	664	szHint.base_width = szHint.base_height = 2 * int_bwidth;
628		665
629	sb_w = mb_h = 0;
630	window_vt_x = window_vt_y = 0;	666	window_vt_x = window_vt_y = int_bwidth;
631	if (scrollbar_visible ())	667
		668	if (scrollBar.state)
632	{	669	{
633	sb_w = scrollbar_TotalWidth ();	670	int sb_w = scrollBar.total_width ();
634	szHint.base_width += sb_w;	671	szHint.base_width += sb_w;
		672
635	if (! (Options & Opt_scrollBar_right))	673	if (!option (Opt_scrollBar_right))
636	window_vt_x = sb_w;	674	window_vt_x += sb_w;
637	}
638	if (menubar_visible ())
639	{	675	}
640	mb_h = menuBar_TotalHeight ();	676
641	szHint.base_height += mb_h;
642	window_vt_y = mb_h;
643	}
644	szHint.width_inc = TermWin.fwidth;	677	szHint.width_inc = fwidth;
645	szHint.height_inc = TermWin.fheight;	678	szHint.height_inc = fheight;
646	szHint.min_width = szHint.base_width + szHint.width_inc;	679	szHint.min_width = szHint.base_width + szHint.width_inc;
647	szHint.min_height = szHint.base_height + szHint.height_inc;	680	szHint.min_height = szHint.base_height + szHint.height_inc;
648		681
649	if (width && width - szHint.base_width < max_width)	682	if (newwidth && newwidth - szHint.base_width < max_width)
650	{	683	{
651	szHint.width = width;	684	szHint.width = newwidth;
652	TermWin.width = width - szHint.base_width;	685	width = newwidth - szHint.base_width;
653	}	686	}
654	else	687	else
655	{	688	{
656	MIN_IT (TermWin.width, max_width);	689	min_it (width, max_width);
657	szHint.width = szHint.base_width + TermWin.width;	690	szHint.width = szHint.base_width + width;
658	}	691	}
		692
659	if (height && height - szHint.base_height < max_height)	693	if (newheight && newheight - szHint.base_height < max_height)
660	{	694	{
661	szHint.height = height;	695	szHint.height = newheight;
662	TermWin.height = height - szHint.base_height;	696	height = newheight - szHint.base_height;
663	}	697	}
664	else	698	else
665	{	699	{
666	MIN_IT (TermWin.height, max_height);	700	min_it (height, max_height);
667	szHint.height = szHint.base_height + TermWin.height;	701	szHint.height = szHint.base_height + height;
668	}	702	}
669	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
670	window_sb_x = szHint.width - sb_w;
671		703
672	if (recalc_x)	704	if (recalc_x)
673	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	705	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
674	- szHint.width - 2 * TermWin.ext_bwidth);	706
675	if (recalc_y)	707	if (recalc_y)
676	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	708	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
677	- szHint.height - 2 * TermWin.ext_bwidth);
678		709
679	TermWin.ncol = TermWin.width / TermWin.fwidth;	710	ncol = width / fwidth;
680	TermWin.nrow = TermWin.height / TermWin.fheight;	711	nrow = height / fheight;
681	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	712
682	TermWin.ncol, TermWin.nrow, szHint.width,	713	// When the size of the vt window is not a multiple of the cell
683	szHint.height));	714	// size, i.e., when the wm does not honour our size hints, there are
684	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;
685	}	721	}
686		722
687	/*----------------------------------------------------------------------*/	723	/*----------------------------------------------------------------------*/
688	/*	724	/*
689	* Tell the teletype handler what size the window is.	725	* Tell the teletype handler what size the window is.
690	* Called after a window size change.	726	* Called after a window size change.
691	*/	727	*/
692	void	728	void
693	rxvt_term::tt_winch ()	729	rxvt_term::tt_winch ()
694	{	730	{
		731	if (pty->pty < 0)
		732	return;
		733
695	struct winsize ws;	734	struct winsize ws;
696		735
697	if (cmd_fd < 0)
698	return;
699
700	ws.ws_col = TermWin.ncol;	736	ws.ws_col = ncol;
701	ws.ws_row = TermWin.nrow;	737	ws.ws_row = nrow;
702	ws.ws_xpixel = ws.ws_ypixel = 0;	738	ws.ws_xpixel = vt_width;
703	#ifndef DEBUG_SIZE	739	ws.ws_ypixel = vt_height;
704	(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	}
705	#else	811	#else
706	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	812	fontset[style] = fontset[0];
707	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
708	# ifdef SIGWINCH
709	else if (cmd_pid) /* force through to the command */
710	kill (cmd_pid, SIGWINCH);
711	# endif	813	#endif
712	#endif	814	}
713	}
714		815
715	/*----------------------------------------------------------------------*/	816	if (parent)
716	/* rxvt_change_font () - Switch to a new font */	817	{
717	/*	818	resize_all_windows (0, 0, 0);
718	* init = 1 - initialize	819	scr_remap_chars ();
719	*	820	scr_touch (true);
720	* fontname == FONT_UP - switch to bigger font	821	}
721	* fontname == FONT_DN - switch to smaller font
722	*/
723	void
724	rxvt_term::change_font (int init, const char *fontname)
725	{}
726		822
		823	return true;
		824	}
		825
727	void	826	void
728	rxvt_term::font_up_down (int n, int direction)	827	rxvt_term::set_string_property (Atom prop, const char *str, int len)
729	{}	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);
		858	}
730		859
731	/*----------------------------------------------------------------------*/	860	/*----------------------------------------------------------------------*/
732	/*----------------------------------------------------------------------*/	861	/*----------------------------------------------------------------------*/
733	/* xterm sequences - title, iconName, color (exptl) */	862	/* xterm sequences - title, iconName, color (exptl) */
734	void	863	void
735	rxvt_term::set_title (const char *str)	864	rxvt_term::set_title (const char *str)
736	{	865	{
737	#ifndef SMART_WINDOW_TITLE	866	set_mbstring_property (XA_WM_NAME, str);
738	XStoreName (display->display, TermWin.parent[0], str);	867	#if ENABLE_EWMH
739	#else	868	set_utf8_property (xa[XA_NET_WM_NAME], str);
740	char *name;
741
742	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743	name = NULL;
744	if (name == NULL || STRCMP (name, str))
745	XStoreName (display->display, TermWin.parent[0], str);
746	if (name)
747	XFree (name);
748	#endif	869	#endif
749	}	870	}
750		871
751	void	872	void
752	rxvt_term::set_iconName (const char *str)	873	rxvt_term::set_icon_name (const char *str)
753	{	874	{
754	#ifndef SMART_WINDOW_TITLE	875	set_mbstring_property (XA_WM_ICON_NAME, str);
755	XSetIconName (display->display, TermWin.parent[0], str);	876	#if ENABLE_EWMH
756	#else	877	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757	char *name;
758
759	if (XGetIconName (display->display, TermWin.parent[0], &name))
760	name = NULL;
761	if (name == NULL || STRCMP (name, str))
762	XSetIconName (display->display, TermWin.parent[0], str);
763	if (name)
764	XFree (name);
765	#endif	878	#endif
766	}	879	}
767		880
		881	void
		882	rxvt_term::set_window_color (int idx, const char *color)
		883	{
768	#ifdef XTERM_COLOR_CHANGE	884	#ifdef XTERM_COLOR_CHANGE
769	void
770	rxvt_term::set_window_color (int idx, const char *color)
771	{
772	rxvt_color xcol;	885	rxvt_color xcol;
773	int i;
774		886
775	if (color == NULL || *color == '\0')	887	if (color == NULL || *color == '\0')
776	return;	888	return;
777		889
		890	color = strdup (color);
		891	allocated.push_back ((void *)color);
		892	rs[Rs_color + idx] = color;
		893
778	/* handle color aliases */	894	/* handle color aliases */
779	if (isdigit (*color))	895	if (isdigit (*color))
780	{	896	{
781	i = atoi (color);	897	int i = atoi (color);
		898
782	if (i >= 8 && i <= 15)	899	if (i >= 8 && i <= 15)
		900	{
783	{ /* bright colors */	901	/* bright colors */
784	i -= 8;
785	# ifndef NO_BRIGHTCOLOR
786	PixColors[idx] = PixColors[minBrightCOLOR + i];	902	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
787	SET_PIXCOLOR (idx);
788	goto Done;	903	goto done;
789	# endif
790
791	}	904	}
		905
792	if (i >= 0 && i <= 7)	906	if (i >= 0 && i <= 7)
		907	{
793	{ /* normal colors */	908	/* normal colors */
794	PixColors[idx] = PixColors[minCOLOR + i];	909	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795	SET_PIXCOLOR (idx);
796	goto Done;	910	goto done;
797	}	911	}
798	}	912	}
799	if (!rXParseAllocColor (& xcol, color))	913
800	return;	914	set_color (xcol, color);
801	/* XStoreColor (display->display, XCMAP, XColor*); */
802		915
803	/*	916	/*
804	* 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,
805	* so just keep gobbling up the colormap	918	* so just keep gobbling up the colormap
806	*/	919	*/
807	# if 0
808	for (i = Color_Black; i <= Color_White; i++)
809	if (PixColors[idx] == PixColors[i])
810	break;
811	if (i > Color_White)
812	{
813	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
814	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
815	DisplayPlanes (display->display, display->screen));
816	}
817	# endif
818		920
819	PixColors[idx] = xcol;	921	pix_colors_focused[idx] = xcol;
820	SET_PIXCOLOR (idx);
821		922
822	/* XSetWindowAttributes attr; */
823	/* Cursor cursor; */
824	Done:	923	done:
825	if (idx == Color_bg && ! (Options & Opt_transparent))
826	XSetWindowBackground (display->display, TermWin.vt,
827	PixColors[Color_bg]);
828
829	/* handle Color_BD, scrollbar background, etc. */	924	/*TODO: handle Color_BD, scrollbar background, etc. */
830		925
831	set_colorfgbg ();	926	update_fade_color (idx);
832	recolour_cursor ();	927	recolour_cursor ();
833	/* the only reasonable way to enforce a clean update */	928	scr_recolour ();
834	scr_poweron ();	929	#endif /* XTERM_COLOR_CHANGE */
835	}	930	}
836
837	#else
838	# define set_window_color (idx,color) ((void)0)
839	#endif /* XTERM_COLOR_CHANGE */
840		931
841	void	932	void
842	rxvt_term::recolour_cursor ()	933	rxvt_term::recolour_cursor ()
843	{	934	{
844	#if TODO	935	XColor fg, bg;
845	rxvt_color xcol[2];
846		936
847	xcol[0] = PixColors[Color_pointer];	937	(ISSET_PIXCOLOR (Color_pointer_fg)
848	xcol[1] = PixColors[Color_bg];	938	? pix_colors_focused[Color_pointer_fg]
849	XQueryColors (display->display, XCMAP, xcol, 2);	939	: pix_colors_focused[Color_fg]).get (fg);
850	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	940
851	#endif	941	(ISSET_PIXCOLOR (Color_pointer_bg)
		942	? pix_colors_focused[Color_pointer_bg]
		943	: pix_colors_focused[Color_bg]).get (bg);
		944
		945	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
852	}	946	}
853		947
854	/*----------------------------------------------------------------------*/	948	/*----------------------------------------------------------------------*/
855	/*	949	/*
856	* 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
857	*/	951	*/
858	void	952	char *
859	rxvt_term::set_colorfgbg ()	953	rxvt_term::get_colorfgbg ()
860	{	954	{
861	unsigned int i;	955	unsigned int i;
862	const char *xpmb = "\0";	956	const char *xpmb = "";
863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	957	char fstr[] = "default";
864		958	char bstr[] = "default";
865	env_colorfgbg =	959	char *env_colorfgbg;
866	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	960
867	STRCPY (fstr, "default");
868	STRCPY (bstr, "default");
869	for (i = Color_Black; i <= Color_White; i++)	961	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_fg] == PixColors[i])	962	if (pix_colors[Color_fg] == pix_colors[i])
871	{	963	{
872	sprintf (fstr, "%d", (i - Color_Black));	964	sprintf (fstr, "%d", i - Color_Black);
873	break;	965	break;
874	}	966	}
		967
875	for (i = Color_Black; i <= Color_White; i++)	968	for (i = Color_Black; i <= Color_White; i++)
876	if (PixColors[Color_bg] == PixColors[i])	969	if (pix_colors[Color_bg] == pix_colors[i])
877	{	970	{
878	sprintf (bstr, "%d", (i - Color_Black));	971	sprintf (bstr, "%d", i - Color_Black);
879	#ifdef XPM_BACKGROUND	972	#if BG_IMAGE_FROM_FILE
880	xpmb = "default;";	973	xpmb = "default;";
881	#endif	974	#endif
882	break;	975	break;
883	}	976	}
884		977
		978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
885	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	979	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886		980	return env_colorfgbg;
887	#ifndef NO_BRIGHTCOLOR
888	colorfgbg = DEFAULT_RSTYLE;
889	for (i = minCOLOR; i <= maxCOLOR; i++)
890	{
891	if (PixColors[Color_fg] == PixColors[i])
892	colorfgbg = SET_FGCOLOR (colorfgbg, i);
893	if (PixColors[Color_bg] == PixColors[i])
894	colorfgbg = SET_BGCOLOR (colorfgbg, i);
895	}
896	#endif
897	}	981	}
898		982
899	/*----------------------------------------------------------------------*/	983	/*----------------------------------------------------------------------*/
900	/*
901	* Colour determination for low colour displays, routine from
902	* Hans de Goede <hans@highrise.nl>
903	*/
904		984
905	int	985	bool
906	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	986	rxvt_term::set_color (rxvt_color &color, const char *name)
907	{	987	{
908	if (!screen_in_out->set (display, colour))	988	if (color.set (this, name))
909	{
910	rxvt_print_error ("can't allocate colour: %s", colour);
911	return false;
912	}
913
914	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]);
915	}	999	}
916		1000
917	/* -------------------------------------------------------------------- *	1001	/* -------------------------------------------------------------------- *
918	* - WINDOW RESIZING - *	1002	* - WINDOW RESIZING - *
919	* -------------------------------------------------------------------- */	1003	* -------------------------------------------------------------------- */
920	void	1004	void
921	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)
922	{	1006	{
923	int fix_screen;	1007	int fix_screen;
		1008	int old_width = szHint.width;
		1009	int old_height = szHint.height;
924		1010
925	#ifdef SMART_RESIZE
926	int old_width = szHint.width, old_height = szHint.height;
927	#endif
928
929	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);
930	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1019	XSetWMNormalHints (dpy, parent, &szHint);
		1020	szHint.flags |= PBaseSize | PResizeInc;
		1021	}
		1022
931	if (!ignoreparent)	1023	if (!ignoreparent)
932	{	1024	{
933	#ifdef SMART_RESIZE	1025	#ifdef SMART_RESIZE
934	/*	1026	/*
935	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1027	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
938	int x, y, x1, y1;	1030	int x, y, x1, y1;
939	int dx, dy;	1031	int dx, dy;
940	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1032	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941	Window unused_cr;	1033	Window unused_cr;
942		1034
943	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1035	XTranslateCoordinates (dpy, parent, display->root,
944	0, 0, &x, &y, &unused_cr);	1036	0, 0, &x, &y, &unused_cr);
945	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1037	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
946	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1038	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
947	/*	1039	/*
948	* if display->root 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
949	* our position for handles and decorations. Counter it	1041	* our position for handles and decorations. Counter it
950	*/	1042	*/
…		…
952	{	1044	{
953	x -= x1;	1045	x -= x1;
954	y -= y1;	1046	y -= y1;
955	}	1047	}
956		1048
957	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1049	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
958	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1050	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
959	dx = old_width - szHint.width;	1051	dx = old_width - szHint.width;
960	dy = old_height - szHint.height;	1052	dy = old_height - szHint.height;
961		1053
962	/* Check position of the center of the window */	1054	/* Check position of the center of the window */
963	if (x < x1) /* left half */	1055	if (x < x1) /* left half */
964	dx = 0;	1056	dx = 0;
…		…
967	if (y < y1) /* top half */	1059	if (y < y1) /* top half */
968	dy = 0;	1060	dy = 0;
969	else if (y == y1) /* exact center */	1061	else if (y == y1) /* exact center */
970	dy /= 2;	1062	dy /= 2;
971		1063
972	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1064	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
973	szHint.width, szHint.height);	1065	szHint.width, szHint.height);
974	#else	1066	#else
975	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1067	XResizeWindow (dpy, parent, szHint.width, szHint.height);
976	szHint.height);
977	#endif	1068	#endif
978
979	}	1069	}
980		1070
981	fix_screen = (TermWin.ncol != prev_ncol	1071	if (set_hint)
982	|| TermWin.nrow != prev_nrow);	1072	XSetWMNormalHints (dpy, parent, &szHint);
983		1073
		1074	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1075
984	if (fix_screen || width != old_width || height != old_height)	1076	if (fix_screen || newwidth != old_width || newheight != old_height)
985	{	1077	{
986	if (scrollbar_visible ())	1078	if (scrollBar.state)
987	{	1079	scrollBar.resize ();
988	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
989	0, scrollbar_TotalWidth (), szHint.height);
990	resize_scrollbar ();
991	}
992		1080
993	if (menubar_visible ())	1081	XMoveResizeWindow (dpy, vt,
994	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1082	window_vt_x, window_vt_y,
995	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1083	vt_width, vt_height);
996		1084
997	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1085	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
998	window_vt_y, TermWin_TotalWidth (),
999	TermWin_TotalHeight ());
1000	#ifdef RXVT_GRAPHICS
1001	if (old_height)
1002	Gr_Resize (old_width - szHint.base_width,
1003	old_height - szHint.base_height);
1004	#endif
1005	scr_clear ();
1006	#ifdef XPM_BACKGROUND
1007	resize_pixmap ();
1008	#endif
1009		1086
		1087	#ifdef HAVE_BG_PIXMAP
		1088	if (bg_window_size_sensitive ())
		1089	update_background ();
		1090	#endif
1010	}	1091	}
1011		1092
1012	if (fix_screen || old_height == 0)	1093	if (fix_screen || old_height == 0)
1013	{
1014	int curr_screen = -1;
1015	int old_ncol = prev_ncol;
1016
1017	/* scr_reset only works on the primary screen */
1018	if (old_height) /* this is not the first time through */
1019	{
1020	unsigned int ncol = TermWin.ncol;
1021	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022	curr_screen = scr_change_screen (PRIMARY);
1023	TermWin.ncol = ncol;
1024	}
1025
1026	scr_reset ();	1094	scr_reset ();
1027		1095
1028	if (curr_screen >= 0) /* this is not the first time through */
1029	{
1030	scr_change_screen (curr_screen);
1031	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1032	}
1033	}
1034
1035	old_width = szHint.width;
1036	old_height = szHint.height;
1037
1038	#ifdef USE_XIM	1096	#if USE_XIM
1039	IMSetStatusPosition ();	1097	im_set_position ();
1040	#endif	1098	#endif
1041	}	1099	}
1042		1100
1043	/*	1101	/*
1044	* 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.
1045	* good for toggling 80/132 columns	1103	* good for toggling 80/132 columns
1046	*/	1104	*/
1047	void	1105	void
1048	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1106	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049	{	1107	{
1050	XWindowAttributes wattr;	1108	XWindowAttributes wattr;
1051		1109
1052	if (width == 0 || height == 0)	1110	if (newwidth == 0 || newheight == 0)
1053	{	1111	{
1054	XGetWindowAttributes (display->display, display->root, &wattr);	1112	XGetWindowAttributes (dpy, display->root, &wattr);
		1113
1055	if (width == 0)	1114	if (newwidth == 0)
1056	width = wattr.width - szHint.base_width;	1115	newwidth = wattr.width - szHint.base_width;
1057	if (height == 0)	1116	if (newheight == 0)
1058	height = wattr.height - szHint.base_height;	1117	newheight = wattr.height - szHint.base_height;
1059	}
1060	if (width != TermWin.width || height != TermWin.height)
1061	{	1118	}
		1119
		1120	if (newwidth != vt_width || newheight != vt_height)
		1121	{
1062	width += szHint.base_width;	1122	newwidth += szHint.base_width;
1063	height += szHint.base_height;	1123	newheight += szHint.base_height;
1064	resize_all_windows (width, height, 0);	1124	resize_all_windows (newwidth, newheight, 0);
1065	}	1125	}
1066	}	1126	}
1067		1127
1068	/* -------------------------------------------------------------------- *	1128	/* -------------------------------------------------------------------- *
1069	* - X INPUT METHOD ROUTINES - *	1129	* - X INPUT METHOD ROUTINES - *
1070	* -------------------------------------------------------------------- */	1130	* -------------------------------------------------------------------- */
1071	#ifdef USE_XIM	1131	#if USE_XIM
1072		1132
1073	void	1133	void
		1134	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1135	{
		1136	fg = pix_colors [Color_fg];
		1137	bg = pix_colors [Color_bg];
		1138	}
		1139
		1140	void
1074	rxvt_term::im_set_size (XRectangle *size)	1141	rxvt_term::im_set_size (XRectangle &size)
1075	{	1142	{
1076	size->x = TermWin.int_bwidth;	1143	// the int_bwidth terms make no sense to me
1077	size->y = TermWin.int_bwidth;	1144	size.x = int_bwidth;
1078	size->width = Width2Pixel (TermWin.ncol);	1145	size.y = int_bwidth;
1079	size->height = Height2Pixel (TermWin.nrow);	1146	size.width = Width2Pixel (ncol) + int_bwidth;
		1147	size.height = Height2Pixel (nrow) + int_bwidth;
1080	}	1148	}
1081		1149
1082	void	1150	void
1083	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1151	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1152	XRectangle &status_rect,
		1153	const XRectangle &needed_rect)
1084	{	1154	{
1085	*fg = PixColors[Color_fg];	1155	preedit_rect.x = needed_rect.width;
1086	*bg = PixColors[Color_bg];	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;
1087	}	1164	}
1088		1165
1089	/* Checking whether input method is running. */	1166	/* Checking whether input method is running. */
1090	bool	1167	bool
1091	rxvt_term::IMisRunning ()	1168	rxvt_term::im_is_running ()
1092	{	1169	{
1093	char *p;	1170	Atom atom;
1094	Atom atom;	1171	Window win;
1095	Window win;
1096	char server[IMBUFSIZ];	1172	char server[IMBUFSIZ];
1097		1173
1098	/* get current locale modifier */	1174	/* get current locale modifier */
1099	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1175	if (char *p = XSetLocaleModifiers (0))
1100	{	1176	{
1101	STRCPY (server, "@server=");	1177	strcpy (server, "@server=");
1102	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1178	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1179
1103	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1180	if (p = strchr (server + 1, '@')) /* first one only */
1104	*p = '\0';	1181	*p = '\0';
1105		1182
1106	atom = XInternAtom (display->display, server, False);	1183	atom = XInternAtom (dpy, server, False);
1107	win = XGetSelectionOwner (display->display, atom);	1184	win = XGetSelectionOwner (dpy, atom);
		1185
1108	if (win != None)	1186	if (win != None)
1109	return True;	1187	return true;
1110	}	1188	}
		1189
1111	return False;	1190	return false;
1112	}	1191	}
1113		1192
1114	void	1193	void
1115	rxvt_term::IMSendSpot ()	1194	rxvt_term::im_send_spot ()
1116	{	1195	{
1117	XPoint spot;	1196	XPoint nspot;
1118	XVaNestedList preedit_attr;	1197	XVaNestedList preedit_attr;
1119		1198
1120	if (Input_Context == NULL	1199	if (!Input_Context
1121	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1200	|| !focus
1122	|| ! (event_type == KeyPress	1201	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1123	|| event_type == Expose
1124	|| event_type == NoExpose
1125	|| event_type == SelectionNotify
1126	|| event_type == ButtonRelease || event_type == FocusIn)
1127	|| !IMisRunning ())
1128	return;	1202	return;
1129		1203
1130	im_set_position (&spot);	1204	im_set_position (nspot);
		1205
		1206	if (nspot.x == spot.x && nspot.y == spot.y)
		1207	return;
		1208
		1209	spot = nspot;
1131		1210
1132	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1211	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1212	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134	XFree (preedit_attr);	1213	XFree (preedit_attr);
1135	}	1214	}
1136		1215
1137	void	1216	void
1138	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139	XRectangle * needed_rect)
1140	{
1141	int mbh, vtx = 0;
1142
1143	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144	vtx = scrollbar_TotalWidth ();
1145
1146	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147	mbh -= TermWin.lineSpace;
1148
1149	preedit_rect->x = needed_rect->width + vtx;
1150	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153	preedit_rect->height = Height2Pixel (1);
1154
1155	status_rect->x = vtx;
1156	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159	status_rect->height = Height2Pixel (1);
1160	}
1161
1162	void
1163	rxvt_term::im_destroy ()	1217	rxvt_term::im_destroy ()
1164	{	1218	{
1165	if (Input_Context)
1166	{
1167	XDestroyIC (Input_Context);
1168	Input_Context = NULL;
1169	}
1170
1171	if (input_method)	1219	if (input_method)
1172	{	1220	{
		1221	if (Input_Context && input_method->xim)
		1222	XDestroyIC (Input_Context);
		1223
1173	display->put_xim (input_method);	1224	display->put_xim (input_method);
1174	input_method = 0;	1225	input_method = 0;
1175	}	1226	}
		1227
		1228	Input_Context = 0;
1176	}	1229	}
		1230
		1231	#ifdef ENABLE_XIM_ONTHESPOT
		1232
		1233	static void
		1234	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1235	{
		1236	((rxvt_term *)client_data)->make_current ();
		1237	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		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
1177		1304
1178	/*	1305	/*
1179	* 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
1180	* open a suitable preedit type	1307	* open a suitable preedit type
1181	*/	1308	*/
1182	bool	1309	bool
1183	rxvt_term::IM_get_IC (const char *modifiers)	1310	rxvt_term::im_get_ic (const char *modifiers)
1184	{	1311	{
1185	int i, j, found;	1312	int i, j, found;
1186	XIM xim;	1313	XIM xim;
1187	XPoint spot;	1314	XPoint spot;
1188	XRectangle rect, status_rect, needed_rect;	1315	XRectangle rect, status_rect, needed_rect;
1189	unsigned long fg, bg;	1316	unsigned long fg, bg;
1190	const char *p;	1317	const char *p;
1191	char **s;	1318	char **s;
1192	XIMStyles *xim_styles;	1319	XIMStyles *xim_styles;
1193	XVaNestedList preedit_attr, status_attr;	1320
		1321	set_environ (envv);
1194		1322
1195	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1323	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196	return false;	1324	return false;
1197		1325
1198	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199	input_method = display->get_xim (locale, modifiers);	1326	input_method = display->get_xim (locale, modifiers);
1200	if (input_method == NULL)	1327	if (input_method == NULL)
1201	return false;	1328	return false;
1202		1329
1203	xim = input_method->xim;	1330	xim = input_method->xim;
		1331	spot.x = spot.y = -1;
1204		1332
1205	xim_styles = NULL;	1333	xim_styles = NULL;
1206	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1334	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207	|| !xim_styles || !xim_styles->count_styles)	1335	|| !xim_styles || !xim_styles->count_styles)
1208	{	1336	{
1209	display->put_xim (input_method);	1337	im_destroy ();
1210	return false;	1338	return false;
1211	}	1339	}
1212		1340
1213	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1341	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1214	s = rxvt_splitcommastring (p);	1342
		1343	for (int pi = 0; pi < 2; pi++)
		1344	{
		1345	p = pet[pi];
		1346
		1347	if (!p)
		1348	continue;
		1349
		1350	s = rxvt_strsplit (',', p);
		1351
1215	for (i = found = 0; !found && s[i]; i++)	1352	for (i = found = 0; !found && s[i]; i++)
1216	{	1353	{
1217	if (!STRCMP (s[i], "OverTheSpot"))	1354	if (!strcmp (s[i], "OverTheSpot"))
1218	input_style = (XIMPreeditPosition | XIMStatusNothing);	1355	input_style = XIMPreeditPosition | XIMStatusNothing;
1219	else if (!STRCMP (s[i], "OffTheSpot"))	1356	else if (!strcmp (s[i], "OffTheSpot"))
1220	input_style = (XIMPreeditArea | XIMStatusArea);	1357	input_style = XIMPreeditArea | XIMStatusArea;
1221	else if (!STRCMP (s[i], "Root"))	1358	else if (!strcmp (s[i], "Root"))
1222	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;
1223		1368
1224	for (j = 0; j < xim_styles->count_styles; j++)	1369	for (j = 0; j < xim_styles->count_styles; j++)
1225	if (input_style == xim_styles->supported_styles[j])	1370	if (input_style == xim_styles->supported_styles[j])
1226	{	1371	{
		1372	rxvt_free_strsplit (s);
		1373
1227	found = 1;	1374	found = 1;
1228	break;	1375	goto foundpet;
		1376	}
		1377
1229	}	1378	}
1230	}
1231		1379
1232	for (i = 0; s[i]; i++)	1380	rxvt_free_strsplit (s);
1233	free (s[i]);	1381	}
1234		1382
1235	free (s);	1383	foundpet:
		1384
1236	XFree (xim_styles);	1385	XFree (xim_styles);
1237		1386
1238	if (!found)	1387	if (!found)
1239	{	1388	{
1240	display->put_xim (input_method);	1389	im_destroy ();
1241	return false;	1390	return false;
1242	}	1391	}
1243		1392
1244	preedit_attr = status_attr = NULL;	1393	XFontSet fs = 0;
		1394	XVaNestedList preedit_attr = 0, status_attr = 0;
		1395
		1396	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		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];
		1403
		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);
		1414
		1415	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1416	&missing_charset_list, &missing_charset_count, &def_string);
		1417
		1418	if (missing_charset_list)
		1419	XFreeStringList (missing_charset_list);
		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	}
1245		1427
1246	if (input_style & XIMPreeditPosition)	1428	if (input_style & XIMPreeditPosition)
1247	{	1429	{
1248	im_set_size (&rect);	1430	im_set_size (rect);
1249	im_set_position (&spot);	1431	im_set_position (spot);
1250	im_set_color (&fg, &bg);	1432	im_set_color (fg, bg);
1251		1433
1252	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1434	preedit_attr = XVaCreateNestedList (0,
		1435	XNForeground, fg,
		1436	XNBackground, bg,
		1437	XNArea, &rect,
1253	XNSpotLocation, &spot,	1438	XNSpotLocation, &spot,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, TermWin.fontset,	1439	XNFontSet, fs,
1256	NULL);	1440	NULL);
1257	}	1441	}
1258	else if (input_style & XIMPreeditArea)	1442	else if (input_style & XIMPreeditArea)
1259	{	1443	{
1260	im_set_color (&fg, &bg);	1444	im_set_color (fg, bg);
1261		1445
1262	/*	1446	/*
1263	* The necessary width of preedit area is unknown	1447	* The necessary width of preedit area is unknown
1264	* until create input context.	1448	* until create input context.
1265	*/	1449	*/
1266	needed_rect.width = 0;	1450	needed_rect.width = 0;
1267
1268	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1451	im_set_preedit_area (rect, status_rect, needed_rect);
1269		1452
1270	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1453	preedit_attr = XVaCreateNestedList (0,
		1454	XNForeground, fg,
1271	XNForeground, fg, XNBackground, bg,	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,
1272	//XNFontSet, TermWin.fontset,	1463	XNFontSet, fs,
1273	NULL);	1464	NULL);
1274	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1465	}
1275	XNForeground, fg, XNBackground, bg,	1466	#if ENABLE_XIM_ONTHESPOT
1276	//XNFontSet, TermWin.fontset,	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
1277	NULL);	1488	NULL);
1278	}	1489	}
		1490	#endif
1279		1491
1280	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1492	Input_Context = XCreateIC (xim,
		1493	XNInputStyle, input_style,
1281	XNClientWindow, TermWin.parent[0],	1494	XNClientWindow, vt,
1282	XNFocusWindow, TermWin.parent[0],	1495	XNFocusWindow, parent,
1283	preedit_attr ? XNPreeditAttributes : NULL,	1496	preedit_attr ? XNPreeditAttributes : NULL,
1284	preedit_attr,	1497	preedit_attr,
1285	status_attr ? XNStatusAttributes : NULL,	1498	status_attr ? XNStatusAttributes : NULL,
1286	status_attr, NULL);	1499	status_attr, NULL);
		1500
1287	if (preedit_attr) XFree (preedit_attr);	1501	if (preedit_attr) XFree (preedit_attr);
1288	if (status_attr) XFree (status_attr);	1502	if (status_attr) XFree (status_attr);
		1503	if (fs) XFreeFontSet (dpy, fs);
1289		1504
1290	if (Input_Context == NULL)	1505	if (Input_Context == NULL)
1291	{	1506	{
1292	rxvt_print_error ("failed to create input context");	1507	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293	display->put_xim (input_method);	1508	im_destroy ();
1294	return false;	1509	return false;
1295	}	1510	}
1296		1511
1297	if (input_style & XIMPreeditArea)	1512	#if 0
1298	IMSetStatusPosition ();	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
1299		1517
1300	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1518	im_set_position ();
		1519
1301	return true;	1520	return true;
1302	}	1521	}
1303		1522
1304	void	1523	void
1305	rxvt_term::im_cb ()	1524	rxvt_term::im_cb ()
1306	{	1525	{
1307	int i, found, had_im;	1526	int i;
1308	const char *p;	1527	const char *p;
1309	char **s;	1528	char **s;
1310	char buf[IMBUFSIZ];	1529	char buf[IMBUFSIZ];
1311		1530
		1531	make_current ();
		1532
1312	im_destroy ();	1533	im_destroy ();
1313		1534
1314	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315	if (Input_Context)	1535	if (Input_Context)
1316	return;	1536	return;
1317		1537
1318	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1319	if (rs[Rs_imLocale])	1538	if (rs[Rs_imLocale])
1320	SET_LOCALE (rs[Rs_imLocale]);	1539	SET_LOCALE (rs[Rs_imLocale]);
1321	#endif
1322		1540
1323	p = rs[Rs_inputMethod];	1541	p = rs[Rs_inputMethod];
1324	if (p && *p)	1542	if (p && *p)
1325	{	1543	{
1326	bool found = false;	1544	bool found = false;
1327		1545
1328	s = rxvt_splitcommastring (p);	1546	s = rxvt_strsplit (',', p);
		1547
1329	for (i = 0; s[i]; i++)	1548	for (i = 0; s[i]; i++)
1330	{	1549	{
1331	if (*s[i])	1550	if (*s[i])
1332	{	1551	{
1333	STRCPY (buf, "@im=");	1552	strcpy (buf, "@im=");
1334	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1553	strncat (buf, s[i], IMBUFSIZ - 5);
1335	if (IM_get_IC (buf))	1554	if (im_get_ic (buf))
1336	{	1555	{
1337	found = true;	1556	found = true;
1338	break;	1557	break;
1339	}	1558	}
1340	}	1559	}
1341	}	1560	}
1342	for (i = 0; s[i]; i++)	1561
1343	free (s[i]);	1562	rxvt_free_strsplit (s);
1344	free (s);
1345		1563
1346	if (found)	1564	if (found)
1347	goto done;	1565	goto done;
1348	}	1566	}
1349		1567
1350	/* try with XMODIFIERS env. var. */	1568	/* try with XMODIFIERS env. var. */
1351	if (IM_get_IC (""))	1569	if (im_get_ic (""))
1352	goto done;	1570	goto done;
1353		1571
1354	/* 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 */
1355	if (IM_get_IC ("@im=none"))	1573	if (im_get_ic ("@im=none"))
1356	goto done;	1574	goto done;
1357		1575
1358	done:	1576	done:
1359	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1360	if (rs[Rs_imLocale])	1577	if (rs[Rs_imLocale])
1361	SET_LOCALE (locale);	1578	SET_LOCALE (locale);
1362	#endif
1363	}	1579	}
1364		1580
1365	void	1581	void
1366	rxvt_term::IMSetStatusPosition ()	1582	rxvt_term::im_set_position ()
1367	{	1583	{
1368	XRectangle preedit_rect, status_rect, *needed_rect;	1584	XRectangle preedit_rect, status_rect, *needed_rect;
1369	XVaNestedList preedit_attr, status_attr;	1585	XVaNestedList preedit_attr, status_attr;
1370		1586
1371	if (Input_Context == NULL	1587	if (!Input_Context
1372	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1588	|| !focus
		1589	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1373	|| !IMisRunning ())	1590	|| !im_is_running ())
1374	return;	1591	return;
1375		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	{
1376	/* Getting the necessary width of preedit area */	1603	/* Getting the necessary width of preedit area */
1377	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1605	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379	XFree (status_attr);	1606	XFree (status_attr);
1380		1607
1381	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1608	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1609	XFree (needed_rect);
1382		1610
1383	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1611	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1612	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385		1613
1386	XSetICValues (Input_Context,	1614	XSetICValues (Input_Context,
1387	XNPreeditAttributes, preedit_attr,	1615	XNPreeditAttributes, preedit_attr,
1388	XNStatusAttributes, status_attr, NULL);	1616	XNStatusAttributes, status_attr,
		1617	NULL);
1389		1618
		1619	XFree (status_attr);
		1620	}
		1621
1390	XFree (preedit_attr);	1622	XFree (preedit_attr);
1391	XFree (status_attr);
1392	}	1623	}
1393	#endif /* USE_XIM */	1624	#endif /* USE_XIM */
1394		1625
1395	/*----------------------------------------------------------------------*/	1626	void
1396	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 */
1397		1665
1398	/*----------------------- end-of-file (C source) -----------------------*/	1666	/*----------------------- end-of-file (C source) -----------------------*/

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