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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.34 by pcg, Fri Feb 20 22:27:27 2004 UTC vs.
Revision 1.365 by sf-exg, Mon Jan 9 15:45:45 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) 2003-2010 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	{
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	157	#if HAVE_BG_PIXMAP
78	termwin_ev (this, &rxvt_term::x_cb),	158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif	159	#endif
86	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
87	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);
88	#endif	162	#endif
89	#ifdef TEXT_BLINK	163	#ifdef TEXT_BLINK
90	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),
91	#endif	181	#endif
92	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94	#endif	184	#endif
95	check_ev (this, &rxvt_term::check_cb),	185	#ifndef NO_BELL
96	destroy_ev (this, &rxvt_term::destroy_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97	pty_ev (this, &rxvt_term::pty_cb),	187	#endif
98	incr_ev (this, &rxvt_term::incr_cb),	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		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
		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
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
		209	if (cmd_pid)
		210	kill (-cmd_pid, SIGHUP);
		211
		212	pty_ev.stop ();
		213	delete pty; pty = 0;
		214	}
		215
		216	rxvt_term::~rxvt_term ()
		217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
		232
		233	if (display)
		234	{
		235	selection_clear ();
		236	selection_clear (true);
		237
99	#ifdef USE_XIM	238	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	239	im_destroy ();
101	#endif	240	#endif
102	{	241	scrollBar.destroy ();
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	242	if (gc) XFreeGC (dpy, gc);
104	}
105		243
106	rxvt_term::~rxvt_term ()	244	delete drawable;
107	{	245	// destroy all windows
108	if (cmd_fd >= 0)	246	if (parent)
109	close (cmd_fd);	247	XDestroyWindow (dpy, parent);
110		248
111	#ifndef NO_SETOWNER_TTYDEV	249	for (int i = 0; i < TOTAL_COLORS; i++)
112	privileged_ttydev (RESTORE);	250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
		253	#if OFF_FOCUS_FADING
		254	pix_colors_unfocused [i].free (this);
113	#endif	255	#endif
114	#ifdef UTMP_SUPPORT	256	}
115	privileged_utmp (RESTORE);
116	#endif
117		257
118	delete TermWin.fontset;	258	clear ();
119		259
120	if (display)	260	display->flush (); /* ideally .put should do this */
121	if (TermWin.parent[0])
122	XDestroyWindow (display->display, TermWin.parent[0]);
123
124	// TODO: free pixcolours, colours should become part of rxvt_display
125
126	delete PixColors;
127
128	displays.put (display);	261	displays.put (display);
		262	}
129		263
130	scr_release ();	264	scr_release ();
131		265
132	free (env_windowid);	266	/* clear all resources */
133	free (env_display);	267	for (int i = 0; i < allocated.size (); i++)
134	free (env_term);	268	free (allocated [i]);
135	free (env_colorfgbg);	269
		270	free (selection.text);
		271	free (selection.clip_text);
136	free (locale);	272	free (locale);
137	free (codeset);	273	free (v_buffer);
		274
		275	delete selection_req;
138		276
139	delete envv;	277	delete envv;
140	delete argv;	278	delete argv;
		279
		280	#ifdef KEYSYM_RESOURCE
		281	delete keyboard;
		282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
		287
		288	// child has exited, usually destroys
		289	void
		290	rxvt_term::child_cb (ev::child &w, int status)
		291	{
		292	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		293
		294	cmd_pid = 0;
		295
		296	if (!option (Opt_hold))
		297	destroy ();
141	}	298	}
142		299
143	void	300	void
144	rxvt_term::destroy ()	301	rxvt_term::destroy ()
145	{	302	{
		303	if (destroy_ev.is_active ())
		304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
146	if (display)	312	if (display)
147	{	313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	scrollbar_ev.stop (display);
		318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
148	rootwin_ev.stop (display);	319	rootwin_ev.stop (display);
		320	#endif
149	termwin_ev.stop (display);	321	termwin_ev.stop (display);
150	vt_ev.stop (display);	322	vt_ev.stop (display);
151	#ifdef USE_XIM
152	im_destroy ();
153	im_ev.stop (display);
154	#endif
155	#ifdef HAVE_SCROLLBARS
156	scrollbar_ev.stop (display);
157	#endif
158	#ifdef MENUBAR
159	menubar_ev.stop (display);
160	#endif
161	}	323	}
162		324
163	check_ev.stop ();	325	flush_ev.stop ();
164	pty_ev.stop ();	326	pty_ev.stop ();
165	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
166	cursor_blink_ev.stop ();	328	cursor_blink_ev.stop ();
167	#endif	329	#endif
168	#ifdef TEXT_BLINK	330	#ifdef TEXT_BLINK
169	text_blink_ev.stop ();	331	text_blink_ev.stop ();
170	#endif	332	#endif
		333	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		334	cont_scroll_ev.stop ();
		335	#endif
		336	#ifdef SELECTION_SCROLLING
		337	sel_scroll_ev.stop ();
		338	#endif
171	#ifdef POINTER_BLANK	339	#ifdef POINTER_BLANK
172	pointer_ev.stop ();	340	pointer_ev.stop ();
173	#endif	341	#endif
174		342
175	destroy_ev.start (0);	343	destroy_ev.start ();
176	}	344	}
177		345
178	void	346	void
179	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (ev::idle &w, int revents)
180	{	348	{
181	SET_R (this);	349	make_current ();
182		350
183	delete this;	351	delete this;
184	}	352	}
185		353
186	/*----------------------------------------------------------------------*/
187	/* rxvt_init () */
188	/* LIBPROTO */
189	rxvt_t
190	rxvt_init (int argc, const char *const *argv)
191	{
192	SET_R (new rxvt_term);
193
194	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
195	{
196	delete GET_R;
197	SET_R (0);
198	}
199
200	return GET_R;
201	}
202
203	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
204
205	void	354	void
206	rxvt_init_signals ()	355	rxvt_term::set_option (uint8_t opt, bool set)
207	{	356	{
208	/* install exit handler for cleanup */	357	if (!opt)
209	#if 0
210	#ifdef HAVE_ATEXIT
211	atexit (rxvt_clean_exit);
212	#else
213	#endif
214	#endif
215
216	struct sigaction sa;
217
218	sigfillset (&sa.sa_mask);
219	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
220	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
221	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
222	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
225	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
226
227	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
228	/* signal (SIGURG, SIG_DFL); */
229
230	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
231	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
232	}
233
234	bool
235	rxvt_term::init (int argc, const char *const *argv)
236	{
237	/*
238	* Save and then give up any super-user privileges
239	* If we need privileges in any area then we must specifically request it.
240	* We should only need to be root in these cases:
241	* 1. write utmp entries on some systems
242	* 2. chown tty on some systems
243	*/
244	privileges (SAVE);
245	privileges (IGNORE);
246
247	init_secondary ();
248
249	const char **cmd_argv = init_resources (argc, argv);
250
251	set_locale ("");
252
253	#if (MENUBAR_MAX)
254	menubar_read (rs[Rs_menu]);
255	#endif
256	#ifdef HAVE_SCROLLBARS
257	if (Options & Opt_scrollBar)
258	scrollBar.setIdle (); /* set existence for size calculations */
259	#endif
260
261	create_windows (argc, argv);
262
263	init_xlocale ();
264
265	scr_reset (); /* initialize screen */
266	#ifdef RXVT_GRAPHICS
267	Gr_reset (); /* reset graphics */
268	#endif
269
270	#if 1
271	XSynchronize (display->display, True);
272	#endif
273
274	#ifdef HAVE_SCROLLBARS
275	if (Options & Opt_scrollBar)
276	resize_scrollbar (); /* create and map scrollbar */
277	#endif
278	#if (MENUBAR_MAX)
279	if (menubar_visible (r))
280	XMapWindow (display->display, menuBar.win);
281	#endif
282	#ifdef TRANSPARENT
283	if (Options & Opt_transparent)
284	{
285	XSelectInput (display->display, display->root, PropertyChangeMask);
286	check_our_parents ();
287	}
288	#endif
289
290	rootwin_ev.start (display, display->root);
291
292	XMapWindow (display->display, TermWin.vt);
293	XMapWindow (display->display, TermWin.parent[0]);
294
295	init_command (cmd_argv);
296
297	pty_ev.start (cmd_fd, EVENT_READ);
298
299	check_ev.start ();
300
301	return true;
302	}
303
304	/* ------------------------------------------------------------------------- *
305	* SIGNAL HANDLING & EXIT HANDLER *
306	* ------------------------------------------------------------------------- */
307	/*
308	* Catch a SIGCHLD signal and exit if the direct child has died
309	*/
310	/* ARGSUSED */
311	/* EXTPROTO */
312	RETSIGTYPE
313	rxvt_Child_signal (int sig __attribute__ ((unused)))
314	{
315	int pid, save_errno = errno;
316	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
317	;
318	errno = save_errno;
319
320	#if 0
321	if (pid == cmd_pid)
322	exit (EXIT_SUCCESS);
323	#endif
324	}
325
326	/*
327	* Catch a fatal signal and tidy up before quitting
328	*/
329	/* EXTPROTO */
330	RETSIGTYPE
331	rxvt_Exit_signal (int sig)
332	{
333	signal (sig, SIG_DFL);
334	#ifdef DEBUG_CMD
335	rxvt_print_error ("signal %d", sig);
336	#endif
337	rxvt_clean_exit ();
338	kill (getpid (), sig);
339	}
340
341	/* INTPROTO */
342	int
343	rxvt_xerror_handler (Display *display, XErrorEvent *event)
344	{
345	if (GET_R->allowedxerror == -1)
346	GET_R->allowedxerror = event->error_code;
347	else
348	{
349	old_xerror_handler (display, event);
350	GET_R->destroy ();
351	}
352
353	return 0;	358	return;
		359
		360	uint8_t mask = 1 << (opt & 7);
		361	uint8_t &val = options [opt >> 3];
		362
		363	val = val & ~mask | (set ? mask : 0);
354	}	364	}
355		365
356	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
357	/*	367	/*
358	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
359	* TODO: if debugging, this should free up any known resources if we can	369	* TODO: if debugging, this should free up any known resources if we can
360	*/	370	*/
361	/* EXTPROTO */	371	static XErrorHandler old_xerror_handler;
362	void
363	rxvt_clean_exit ()
364	{
365	// TODO: rxvtd should clean up all ressources
366	if (GET_R)
367	GET_R->destroy ();
368	}
369		372
370	/* ------------------------------------------------------------------------- *	373	static void
371	* MEMORY ALLOCATION WRAPPERS *	374	rxvt_emergency_cleanup ()
372	* ------------------------------------------------------------------------- */
373	/* EXTPROTO */
374	void *
375	rxvt_malloc (size_t size)
376	{	375	{
377	void *p;	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
378		377	(*t)->emergency_cleanup ();
379	p = malloc (size);
380	if (p)
381	return p;
382
383	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
384	rxvt_clean_exit ();
385	exit (EXIT_FAILURE);
386	/* NOTREACHED */
387	}	378	}
388		379
389	/* EXTPROTO */	380	#if !ENABLE_MINIMAL
390	void *	381	static void
391	rxvt_calloc (size_t number, size_t size)	382	print_x_error (Display *dpy, XErrorEvent *event)
392	{	383	{
393	void *p;	384	char buffer[BUFSIZ];
394		385	char mesg[BUFSIZ];
395	p = calloc (number, size);	386	char number[32];
396	if (p)	387	const char mtype[] = "XlibMessage";
397	return p;	388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
398		389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
399	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
400	rxvt_clean_exit ();	391	rxvt_warn ("%s: %s\n", mesg, buffer);
401	exit (EXIT_FAILURE);	392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
402	/* NOTREACHED */	393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		394	sprintf(number, "%d", event->request_code);
		395	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		396	rxvt_warn ("(which is %s)\n", buffer);
		397	if (event->request_code >= 128) {
		398	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		399	mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		401	}
		402	if ((event->error_code == BadWindow) ||
		403	(event->error_code == BadPixmap) ||
		404	(event->error_code == BadCursor) ||
		405	(event->error_code == BadFont) ||
		406	(event->error_code == BadDrawable) ||
		407	(event->error_code == BadColor) ||
		408	(event->error_code == BadGC) ||
		409	(event->error_code == BadIDChoice) ||
		410	(event->error_code == BadValue) ||
		411	(event->error_code == BadAtom)) {
		412	if (event->error_code == BadValue)
		413	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		414	mesg, BUFSIZ);
		415	else if (event->error_code == BadAtom)
		416	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		417	mesg, BUFSIZ);
		418	else
		419	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		422	}
		423	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		424	mesg, BUFSIZ);
		425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
403	}	426	}
		427	#endif
404		428
405	/* EXTPROTO */	429	int
406	void *	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
407	rxvt_realloc (void *ptr, size_t size)
408	{	431	{
409	void *p;	432	if (GET_R->allowedxerror == -1)
410		433	GET_R->allowedxerror = event->error_code;
411	if (ptr)
412	p = realloc (ptr, size);
413	else	434	else
414	p = malloc (size);	435	{
415	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
416	return p;	445	return 0;
		446	}
417		447
418	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");	448	int
419	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 ();
420	exit (EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
421	/* NOTREACHED */
422	}	455	}
423		456
424	/* ------------------------------------------------------------------------- *	457	static struct sig_handlers
425	* PRIVILEGED OPERATIONS *
426	* ------------------------------------------------------------------------- */
427	/* take care of suid/sgid super-user (root) privileges */
428	void
429	rxvt_term::privileges (int mode)
430	{	458	{
431	#if ! defined(__CYGWIN32__)	459	ev::sig sw_term, sw_int;
432	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	460
433	/* setreuid () is the poor man's setuid (), seteuid () */	461	/*
434	# define seteuid(a) setreuid(-1, (a))	462	* Catch a fatal signal and tidy up before quitting
435	# define setegid(a) setregid(-1, (a))	463	*/
436	# 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;
437	# endif	503	# endif
438	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
439	switch (mode)	505	tio->c_cc[VREPRINT] = CRPRNT;
440	{
441	case IGNORE:
442	/*
443	* change effective uid/gid - not real uid/gid - so we can switch
444	* back to root later, as required
445	*/
446	seteuid (getuid ());
447	setegid (getgid ());
448	break;
449	case SAVE:
450	euid = geteuid ();
451	egid = getegid ();
452	break;
453	case RESTORE:
454	seteuid (euid);
455	setegid (egid);
456	break;
457	}
458	# else
459	switch (mode)
460	{
461	case IGNORE:
462	setuid (getuid ());
463	setgid (getgid ());
464	/* FALLTHROUGH */
465	case SAVE:
466	/* FALLTHROUGH */
467	case RESTORE:
468	break;
469	}
470	# endif	506	# endif
471	#endif	507	# ifdef VDISCRD
472	}	508	tio->c_cc[VDISCRD] = CFLUSH;
473
474	#ifdef UTMP_SUPPORT
475	void
476	rxvt_term::privileged_utmp (char action)
477	{
478	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
479	action, next_utmp_action, getpid ()));
480	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
481	|| (Options & Opt_utmpInhibit)
482	|| ttydev == NULL || *ttydev == '\0')
483	return;
484
485	privileges (RESTORE);
486	if (action == SAVE)
487	{
488	next_utmp_action = RESTORE;
489	makeutent (ttydev, rs[Rs_display_name]);
490	}
491	else
492	{ /* action == RESTORE */
493	next_utmp_action = IGNORE;
494	cleanutent ();
495	}
496	privileges (IGNORE);
497	}
498	#endif
499
500	#ifndef NO_SETOWNER_TTYDEV
501	void
502	rxvt_term::privileged_ttydev (char action)
503	{
504	D_MAIN ((stderr,
505	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
506	action, next_tty_action, getpid ()));
507	if (next_tty_action != action || (action != SAVE && action != RESTORE)
508	|| ttydev == NULL || *ttydev == '\0')
509	return;
510
511	privileges (RESTORE);
512
513	if (action == SAVE)
514	{
515	next_tty_action = RESTORE;
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
518	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
519	next_tty_action = IGNORE;
520	else
521	# endif	509	# endif
522		510	# ifdef VWERSE
523	{	511	tio->c_cc[VWERSE] = CWERASE;
524	chown (ttydev, getuid (), ttygid); /* fail silently */
525	chmod (ttydev, ttymode);
526	# ifdef HAVE_REVOKE
527	revoke (ttydev);
528	# endif	512	# endif
529		513	# ifdef VLNEXT
530	}	514	tio->c_cc[VLNEXT] = CLNEXT;
531	}
532	else
533	{ /* action == RESTORE */
534	next_tty_action = IGNORE;
535	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
536	chmod (ttydev, ttyfd_stat.st_mode);
537	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
538	# else
539	chmod (ttydev,
540	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
541	chown (ttydev, 0, 0);
542	# endif	515	# endif
543		516	# ifdef VSTATUS
544	}	517	tio->c_cc[VSTATUS] = CSTATUS;
545
546	privileges (IGNORE);
547
548	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
549	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
550	action == RESTORE ? "Restoring" : (action ==
551	SAVE ? "Saving" :
552	"UNKNOWN ERROR for"), ttydev,
553	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
554	ttyfd_stat.st_gid));
555	# endif	518	# endif
556	}	519
		520	# if VMIN != VEOF
		521	tio->c_cc[VMIN] = 1;
557	#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	}
558		579
559	/*----------------------------------------------------------------------*/	580	/*----------------------------------------------------------------------*/
560	/*	581	/*
561	* window size/position calculcations for XSizeHint and other storage.	582	* window size/position calculations for XSizeHint and other storage.
562	* if width/height are non-zero then override calculated width/height	583	* if width/height are non-zero then override calculated width/height
563	*/	584	*/
564	void	585	void
565	rxvt_term::window_calc (unsigned int width, unsigned int height)	586	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
566	{	587	{
567	short recalc_x, recalc_y;	588	short recalc_x, recalc_y;
568	int x, y, sb_w, mb_h, flags;	589	int x, y, flags;
569	unsigned int w, h;	590	unsigned int w, h;
570	unsigned int max_width, max_height;	591	unsigned int max_width, max_height;
571		592
572	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
573	TermWin.ncol, TermWin.nrow, szHint.width,
574	szHint.height));
575	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	593	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
576	szHint.win_gravity = NorthWestGravity;	594	szHint.win_gravity = NorthWestGravity;
577	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	595	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
578		596
579	recalc_x = recalc_y = 0;	597	recalc_x = recalc_y = 0;
580	flags = 0;	598	flags = 0;
		599
581	if (!parsed_geometry)	600	if (!parsed_geometry)
582	{	601	{
583	parsed_geometry = 1;	602	parsed_geometry = 1;
		603
584	if (rs[Rs_geometry])	604	if (rs[Rs_geometry])
585	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	605	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		606
586	if (flags & WidthValue)	607	if (flags & WidthValue)
587	{	608	{
588	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	609	if (!w)
		610	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		611
		612	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
589	szHint.flags |= USSize;	613	szHint.flags |= USSize;
590	}	614	}
		615
591	if (flags & HeightValue)	616	if (flags & HeightValue)
592	{	617	{
593	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	618	if (!h)
		619	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		620
		621	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
594	szHint.flags |= USSize;	622	szHint.flags |= USSize;
595	}	623	}
		624
596	if (flags & XValue)	625	if (flags & XValue)
597	{	626	{
598	szHint.x = x;	627	szHint.x = x;
599	szHint.flags |= USPosition;	628	szHint.flags |= USPosition;
		629
600	if (flags & XNegative)	630	if (flags & XNegative)
601	{	631	{
602	recalc_x = 1;	632	recalc_x = 1;
603	szHint.win_gravity = NorthEastGravity;	633	szHint.win_gravity = NorthEastGravity;
604	}	634	}
605	}	635	}
		636
606	if (flags & YValue)	637	if (flags & YValue)
607	{	638	{
608	szHint.y = y;	639	szHint.y = y;
609	szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
610	if (flags & YNegative)	642	if (flags & YNegative)
611	{	643	{
612	recalc_y = 1;	644	recalc_y = 1;
		645
613	if (szHint.win_gravity == NorthEastGravity)	646	if (szHint.win_gravity == NorthEastGravity)
614	szHint.win_gravity = SouthEastGravity;	647	szHint.win_gravity = SouthEastGravity;
615	else	648	else
616	szHint.win_gravity = SouthWestGravity;	649	szHint.win_gravity = SouthWestGravity;
617	}	650	}
618	}	651	}
619	}	652	}
		653
620	/* TODO: BOUNDS */	654	/* TODO: BOUNDS */
621	TermWin.width = TermWin.ncol * TermWin.fwidth;	655	width = ncol * fwidth;
622	TermWin.height = TermWin.nrow * TermWin.fheight;	656	height = nrow * fheight;
623	max_width = MAX_COLS * TermWin.fwidth;	657	max_width = MAX_COLS * fwidth;
624	max_height = MAX_ROWS * TermWin.fheight;	658	max_height = MAX_ROWS * fheight;
625		659
626	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	660	szHint.base_width = szHint.base_height = 2 * int_bwidth;
627		661
628	sb_w = mb_h = 0;
629	window_vt_x = window_vt_y = 0;	662	window_vt_x = window_vt_y = int_bwidth;
630	if (scrollbar_visible ())	663
		664	if (scrollBar.state)
631	{	665	{
632	sb_w = scrollbar_TotalWidth ();	666	int sb_w = scrollBar.total_width ();
633	szHint.base_width += sb_w;	667	szHint.base_width += sb_w;
		668
634	if (! (Options & Opt_scrollBar_right))	669	if (!option (Opt_scrollBar_right))
635	window_vt_x = sb_w;	670	window_vt_x += sb_w;
636	}
637	if (menubar_visible ())
638	{	671	}
639	mb_h = menuBar_TotalHeight ();	672
640	szHint.base_height += mb_h;
641	window_vt_y = mb_h;
642	}
643	szHint.width_inc = TermWin.fwidth;	673	szHint.width_inc = fwidth;
644	szHint.height_inc = TermWin.fheight;	674	szHint.height_inc = fheight;
645	szHint.min_width = szHint.base_width + szHint.width_inc;	675	szHint.min_width = szHint.base_width + szHint.width_inc;
646	szHint.min_height = szHint.base_height + szHint.height_inc;	676	szHint.min_height = szHint.base_height + szHint.height_inc;
647		677
648	if (width && width - szHint.base_width < max_width)	678	if (newwidth && newwidth - szHint.base_width < max_width)
649	{	679	{
650	szHint.width = width;	680	szHint.width = newwidth;
651	TermWin.width = width - szHint.base_width;	681	width = newwidth - szHint.base_width;
652	}	682	}
653	else	683	else
654	{	684	{
655	MIN_IT (TermWin.width, max_width);	685	min_it (width, max_width);
656	szHint.width = szHint.base_width + TermWin.width;	686	szHint.width = szHint.base_width + width;
657	}	687	}
		688
658	if (height && height - szHint.base_height < max_height)	689	if (newheight && newheight - szHint.base_height < max_height)
659	{	690	{
660	szHint.height = height;	691	szHint.height = newheight;
661	TermWin.height = height - szHint.base_height;	692	height = newheight - szHint.base_height;
662	}	693	}
663	else	694	else
664	{	695	{
665	MIN_IT (TermWin.height, max_height);	696	min_it (height, max_height);
666	szHint.height = szHint.base_height + TermWin.height;	697	szHint.height = szHint.base_height + height;
667	}	698	}
668	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
669	window_sb_x = szHint.width - sb_w;
670		699
671	if (recalc_x)	700	if (recalc_x)
672	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	701	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
673	- szHint.width - 2 * TermWin.ext_bwidth);	702
674	if (recalc_y)	703	if (recalc_y)
675	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	704	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
676	- szHint.height - 2 * TermWin.ext_bwidth);
677		705
678	TermWin.ncol = TermWin.width / TermWin.fwidth;	706	ncol = width / fwidth;
679	TermWin.nrow = TermWin.height / TermWin.fheight;	707	nrow = height / fheight;
680	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	708
681	TermWin.ncol, TermWin.nrow, szHint.width,	709	// When the size of the vt window is not a multiple of the cell
682	szHint.height));	710	// size, i.e., when the wm does not honour our size hints, there are
683	return;	711	// extra areas not covered by the terminal screen. Such gaps, when a
		712	// bg pixmap is set, would have to be cleared manually to properly
		713	// refresh the background. We take the simpler route and shrink the
		714	// vt window so as to avoid creating gaps.
		715	width = ncol * fwidth;
		716	height = nrow * fheight;
684	}	717	}
685		718
686	/*----------------------------------------------------------------------*/	719	/*----------------------------------------------------------------------*/
687	/*	720	/*
688	* Tell the teletype handler what size the window is.	721	* Tell the teletype handler what size the window is.
689	* Called after a window size change.	722	* Called after a window size change.
690	*/	723	*/
691	void	724	void
692	rxvt_term::tt_winch ()	725	rxvt_term::tt_winch ()
693	{	726	{
		727	if (pty->pty < 0)
		728	return;
		729
694	struct winsize ws;	730	struct winsize ws;
695		731
696	if (cmd_fd < 0)
697	return;
698
699	ws.ws_col = TermWin.ncol;	732	ws.ws_col = ncol;
700	ws.ws_row = TermWin.nrow;	733	ws.ws_row = nrow;
701	ws.ws_xpixel = ws.ws_ypixel = 0;	734	ws.ws_xpixel = width;
702	#ifndef DEBUG_SIZE	735	ws.ws_ypixel = height;
703	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	736	ioctl (pty->pty, TIOCSWINSZ, &ws);
		737
		738	#if 0
		739	// TIOCSWINSZ is supposed to do this automatically and correctly
		740	if (cmd_pid) /* force through to the command */
		741	kill (-cmd_pid, SIGWINCH);
		742	#endif
		743	}
		744
		745	/*----------------------------------------------------------------------*/
		746	/* load and set the various fonts */
		747	bool
		748	rxvt_term::set_fonts ()
		749	{
		750	rxvt_fontset *fs = new rxvt_fontset (this);
		751	rxvt_fontprop prop;
		752
		753	if (!fs
		754	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		755	|| !fs->realize_font (1))
		756	{
		757	delete fs;
		758	return false;
		759	}
		760
		761	#if ENABLE_STYLES
		762	for (int i = RS_styleCount; --i; )
		763	if (fontset[i] != fontset[0])
		764	delete fontset[i];
		765	#endif
		766
		767	delete fontset[0];
		768	fontset[0] = fs;
		769
		770	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		771	prop.height += lineSpace;
		772	prop.width += letterSpace;
		773
		774	fs->set_prop (prop, false);
		775
		776	fwidth = prop.width;
		777	fheight = prop.height;
		778	fbase = prop.ascent;
		779
		780	for (int style = 1; style < 4; style++)
		781	{
		782	#if ENABLE_STYLES
		783	const char *res = rs[Rs_font + style];
		784
		785	if (res && !*res)
		786	fontset[style] = fontset[0];
		787	else
		788	{
		789	fontset[style] = fs = new rxvt_fontset (this);
		790	rxvt_fontprop prop2 = prop;
		791
		792	if (res)
		793	{
		794	fs->populate (res);
		795	fs->set_prop (prop2, false);
		796	}
		797	else
		798	{
		799	fs->populate (fontset[0]->fontdesc);
		800
		801	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		802	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		803
		804	fs->set_prop (prop2, true);
		805	}
		806
		807	}
704	#else	808	#else
705	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	809	fontset[style] = fontset[0];
706	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
707	# ifdef SIGWINCH
708	else if (cmd_pid) /* force through to the command */
709	kill (cmd_pid, SIGWINCH);
710	# endif	810	#endif
711	#endif	811	}
712	}
713		812
714	/*----------------------------------------------------------------------*/	813	if (parent)
715	/* rxvt_change_font () - Switch to a new font */	814	{
716	/*	815	resize_all_windows (0, 0, 0);
717	* init = 1 - initialize	816	scr_remap_chars ();
718	*	817	scr_touch (true);
719	* fontname == FONT_UP - switch to bigger font	818	}
720	* fontname == FONT_DN - switch to smaller font
721	*/
722	void
723	rxvt_term::change_font (int init, const char *fontname)
724	{}
725		819
		820	return true;
		821	}
		822
726	void	823	void
727	rxvt_term::font_up_down (int n, int direction)	824	rxvt_term::set_string_property (Atom prop, const char *str, int len)
728	{}	825	{
		826	XChangeProperty (dpy, parent,
		827	prop, XA_STRING, 8, PropModeReplace,
		828	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		829	}
		830
		831	void
		832	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		833	{
		834	XTextProperty ct;
		835
		836	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		837	{
		838	XSetTextProperty (dpy, parent, &ct, prop);
		839	XFree (ct.value);
		840	}
		841	}
		842
		843	void
		844	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		845	{
		846	wchar_t *ws = rxvt_mbstowcs (str, len);
		847	char *s = rxvt_wcstoutf8 (ws);
		848
		849	XChangeProperty (dpy, parent,
		850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		851	(const unsigned char *)s, strlen (s));
		852
		853	free (s);
		854	free (ws);
		855	}
729		856
730	/*----------------------------------------------------------------------*/	857	/*----------------------------------------------------------------------*/
731	/*----------------------------------------------------------------------*/	858	/*----------------------------------------------------------------------*/
732	/* xterm sequences - title, iconName, color (exptl) */	859	/* xterm sequences - title, iconName, color (exptl) */
733	void	860	void
734	rxvt_term::set_title (const char *str)	861	rxvt_term::set_title (const char *str)
735	{	862	{
736	#ifndef SMART_WINDOW_TITLE	863	set_mbstring_property (XA_WM_NAME, str);
737	XStoreName (display->display, TermWin.parent[0], str);	864	#if ENABLE_EWMH
738	#else	865	set_utf8_property (xa[XA_NET_WM_NAME], str);
739	char *name;
740
741	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
742	name = NULL;
743	if (name == NULL || STRCMP (name, str))
744	XStoreName (display->display, TermWin.parent[0], str);
745	if (name)
746	XFree (name);
747	#endif	866	#endif
748	}	867	}
749		868
750	void	869	void
751	rxvt_term::set_iconName (const char *str)	870	rxvt_term::set_icon_name (const char *str)
752	{	871	{
753	#ifndef SMART_WINDOW_TITLE	872	set_mbstring_property (XA_WM_ICON_NAME, str);
754	XSetIconName (display->display, TermWin.parent[0], str);	873	#if ENABLE_EWMH
755	#else	874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
756	char *name;
757
758	if (XGetIconName (display->display, TermWin.parent[0], &name))
759	name = NULL;
760	if (name == NULL || STRCMP (name, str))
761	XSetIconName (display->display, TermWin.parent[0], str);
762	if (name)
763	XFree (name);
764	#endif	875	#endif
765	}	876	}
766		877
		878	void
		879	rxvt_term::set_window_color (int idx, const char *color)
		880	{
767	#ifdef XTERM_COLOR_CHANGE	881	#ifdef XTERM_COLOR_CHANGE
768	void
769	rxvt_term::set_window_color (int idx, const char *color)
770	{
771	rxvt_color xcol;	882	rxvt_color xcol;
772	int i;
773		883
774	if (color == NULL || *color == '\0')	884	if (color == NULL || *color == '\0')
775	return;	885	return;
776		886
		887	color = strdup (color);
		888	allocated.push_back ((void *)color);
		889	rs[Rs_color + idx] = color;
		890
777	/* handle color aliases */	891	/* handle color aliases */
778	if (isdigit (*color))	892	if (isdigit (*color))
779	{	893	{
780	i = atoi (color);	894	int i = atoi (color);
		895
781	if (i >= 8 && i <= 15)	896	if (i >= 8 && i <= 15)
		897	{
782	{ /* bright colors */	898	/* bright colors */
783	i -= 8;
784	# ifndef NO_BRIGHTCOLOR
785	PixColors[idx] = PixColors[minBrightCOLOR + i];	899	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
786	SET_PIXCOLOR (idx);
787	goto Done;	900	goto done;
788	# endif
789
790	}	901	}
		902
791	if (i >= 0 && i <= 7)	903	if (i >= 0 && i <= 7)
		904	{
792	{ /* normal colors */	905	/* normal colors */
793	PixColors[idx] = PixColors[minCOLOR + i];	906	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
794	SET_PIXCOLOR (idx);
795	goto Done;	907	goto done;
796	}	908	}
797	}	909	}
798	if (!rXParseAllocColor (& xcol, color))	910
799	return;	911	set_color (xcol, color);
800	/* XStoreColor (display->display, XCMAP, XColor*); */
801		912
802	/*	913	/*
803	* FIXME: should free colors here, but no idea how to do it so instead,	914	* FIXME: should free colors here, but no idea how to do it so instead,
804	* so just keep gobbling up the colormap	915	* so just keep gobbling up the colormap
805	*/	916	*/
806	# if 0
807	for (i = Color_Black; i <= Color_White; i++)
808	if (PixColors[idx] == PixColors[i])
809	break;
810	if (i > Color_White)
811	{
812	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
813	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
814	DisplayPlanes (display->display, display->screen));
815	}
816	# endif
817		917
818	PixColors[idx] = xcol;	918	pix_colors_focused[idx] = xcol;
819	SET_PIXCOLOR (idx);
820		919
821	/* XSetWindowAttributes attr; */
822	/* Cursor cursor; */
823	Done:	920	done:
824	if (idx == Color_bg && ! (Options & Opt_transparent))
825	XSetWindowBackground (display->display, TermWin.vt,
826	PixColors[Color_bg]);
827
828	/* handle Color_BD, scrollbar background, etc. */	921	/*TODO: handle Color_BD, scrollbar background, etc. */
829		922
830	set_colorfgbg ();	923	update_fade_color (idx);
831	recolour_cursor ();	924	recolour_cursor ();
832	/* the only reasonable way to enforce a clean update */	925	scr_recolour ();
833	scr_poweron ();	926	#endif /* XTERM_COLOR_CHANGE */
834	}	927	}
835
836	#else
837	# define set_window_color (idx,color) ((void)0)
838	#endif /* XTERM_COLOR_CHANGE */
839		928
840	void	929	void
841	rxvt_term::recolour_cursor ()	930	rxvt_term::recolour_cursor ()
842	{	931	{
843	#if TODO	932	XColor fg, bg;
844	rxvt_color xcol[2];
845		933
846	xcol[0] = PixColors[Color_pointer];	934	(ISSET_PIXCOLOR (Color_pointer_fg)
847	xcol[1] = PixColors[Color_bg];	935	? pix_colors_focused[Color_pointer_fg]
848	XQueryColors (display->display, XCMAP, xcol, 2);	936	: pix_colors_focused[Color_fg]).get (fg);
849	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	937
850	#endif	938	(ISSET_PIXCOLOR (Color_pointer_bg)
		939	? pix_colors_focused[Color_pointer_bg]
		940	: pix_colors_focused[Color_bg]).get (bg);
		941
		942	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
851	}	943	}
852		944
853	/*----------------------------------------------------------------------*/	945	/*----------------------------------------------------------------------*/
854	/*	946	/*
855	* find if fg/bg matches any of the normal (low-intensity) colors	947	* find if fg/bg matches any of the normal (low-intensity) colors
856	*/	948	*/
857	void	949	char *
858	rxvt_term::set_colorfgbg ()	950	rxvt_term::get_colorfgbg ()
859	{	951	{
860	unsigned int i;	952	unsigned int i;
861	const char *xpmb = "\0";	953	const char *xpmb = "";
862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	954	char fstr[] = "default";
863		955	char bstr[] = "default";
864	env_colorfgbg =	956	char *env_colorfgbg;
865	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	957
866	STRCPY (fstr, "default");
867	STRCPY (bstr, "default");
868	for (i = Color_Black; i <= Color_White; i++)	958	for (i = Color_Black; i <= Color_White; i++)
869	if (PixColors[Color_fg] == PixColors[i])	959	if (pix_colors[Color_fg] == pix_colors[i])
870	{	960	{
871	sprintf (fstr, "%d", (i - Color_Black));	961	sprintf (fstr, "%d", i - Color_Black);
872	break;	962	break;
873	}	963	}
		964
874	for (i = Color_Black; i <= Color_White; i++)	965	for (i = Color_Black; i <= Color_White; i++)
875	if (PixColors[Color_bg] == PixColors[i])	966	if (pix_colors[Color_bg] == pix_colors[i])
876	{	967	{
877	sprintf (bstr, "%d", (i - Color_Black));	968	sprintf (bstr, "%d", i - Color_Black);
878	#ifdef XPM_BACKGROUND	969	#ifdef BG_IMAGE_FROM_FILE
879	xpmb = "default;";	970	xpmb = "default;";
880	#endif	971	#endif
881	break;	972	break;
882	}	973	}
883		974
		975	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	976	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
885		977	return env_colorfgbg;
886	#ifndef NO_BRIGHTCOLOR
887	colorfgbg = DEFAULT_RSTYLE;
888	for (i = minCOLOR; i <= maxCOLOR; i++)
889	{
890	if (PixColors[Color_fg] == PixColors[i])
891	colorfgbg = SET_FGCOLOR (colorfgbg, i);
892	if (PixColors[Color_bg] == PixColors[i])
893	colorfgbg = SET_BGCOLOR (colorfgbg, i);
894	}
895	#endif
896	}	978	}
897		979
898	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
899	/*
900	* Colour determination for low colour displays, routine from
901	* Hans de Goede <hans@highrise.nl>
902	*/
903		981
904	int	982	bool
905	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	983	rxvt_term::set_color (rxvt_color &color, const char *name)
906	{	984	{
907	if (!screen_in_out->set (display, colour))	985	if (color.set (this, name))
908	{
909	rxvt_print_error ("can't allocate colour: %s", colour);
910	return false;
911	}
912
913	return true;	986	return true;
		987
		988	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		989	return false;
		990	}
		991
		992	void
		993	rxvt_term::alias_color (int dst, int src)
		994	{
		995	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
914	}	996	}
915		997
916	/* -------------------------------------------------------------------- *	998	/* -------------------------------------------------------------------- *
917	* - WINDOW RESIZING - *	999	* - WINDOW RESIZING - *
918	* -------------------------------------------------------------------- */	1000	* -------------------------------------------------------------------- */
919	void	1001	void
920	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1002	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
921	{	1003	{
922	int fix_screen;	1004	int fix_screen;
		1005	int old_width = szHint.width;
		1006	int old_height = szHint.height;
923		1007
924	#ifdef SMART_RESIZE
925	int old_width = szHint.width, old_height = szHint.height;
926	#endif
927
928	window_calc (width, height);	1008	window_calc (newwidth, newheight);
		1009
		1010	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1011
		1012	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1013	if (set_hint)
		1014	{
		1015	szHint.flags &= ~(PBaseSize | PResizeInc);
929	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1016	XSetWMNormalHints (dpy, parent, &szHint);
		1017	szHint.flags |= PBaseSize | PResizeInc;
		1018	}
		1019
930	if (!ignoreparent)	1020	if (!ignoreparent)
931	{	1021	{
932	#ifdef SMART_RESIZE	1022	#ifdef SMART_RESIZE
933	/*	1023	/*
934	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1024	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
937	int x, y, x1, y1;	1027	int x, y, x1, y1;
938	int dx, dy;	1028	int dx, dy;
939	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1029	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
940	Window unused_cr;	1030	Window unused_cr;
941		1031
942	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1032	XTranslateCoordinates (dpy, parent, display->root,
943	0, 0, &x, &y, &unused_cr);	1033	0, 0, &x, &y, &unused_cr);
944	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1034	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
945	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1035	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
946	/*	1036	/*
947	* if display->root isn't the parent window, a WM will probably have offset	1037	* if display->root isn't the parent window, a WM will probably have offset
948	* our position for handles and decorations. Counter it	1038	* our position for handles and decorations. Counter it
949	*/	1039	*/
…		…
951	{	1041	{
952	x -= x1;	1042	x -= x1;
953	y -= y1;	1043	y -= y1;
954	}	1044	}
955		1045
956	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1046	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
957	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1047	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
958	dx = old_width - szHint.width;	1048	dx = old_width - szHint.width;
959	dy = old_height - szHint.height;	1049	dy = old_height - szHint.height;
960		1050
961	/* Check position of the center of the window */	1051	/* Check position of the center of the window */
962	if (x < x1) /* left half */	1052	if (x < x1) /* left half */
963	dx = 0;	1053	dx = 0;
…		…
966	if (y < y1) /* top half */	1056	if (y < y1) /* top half */
967	dy = 0;	1057	dy = 0;
968	else if (y == y1) /* exact center */	1058	else if (y == y1) /* exact center */
969	dy /= 2;	1059	dy /= 2;
970		1060
971	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1061	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
972	szHint.width, szHint.height);	1062	szHint.width, szHint.height);
973	#else	1063	#else
974	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1064	XResizeWindow (dpy, parent, szHint.width, szHint.height);
975	szHint.height);
976	#endif	1065	#endif
977
978	}	1066	}
979		1067
980	fix_screen = (TermWin.ncol != prev_ncol	1068	if (set_hint)
981	|| TermWin.nrow != prev_nrow);	1069	XSetWMNormalHints (dpy, parent, &szHint);
982		1070
		1071	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1072
983	if (fix_screen || width != old_width || height != old_height)	1073	if (fix_screen || newwidth != old_width || newheight != old_height)
984	{	1074	{
985	if (scrollbar_visible ())	1075	if (scrollBar.state)
986	{	1076	scrollBar.resize ();
987	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
988	0, scrollbar_TotalWidth (), szHint.height);
989	resize_scrollbar ();
990	}
991		1077
992	if (menubar_visible ())	1078	XMoveResizeWindow (dpy, vt,
993	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1079	window_vt_x, window_vt_y,
994	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
995
996	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
997	window_vt_y, TermWin_TotalWidth (),
998	TermWin_TotalHeight ());	1080	width, height);
999	#ifdef RXVT_GRAPHICS
1000	if (old_height)
1001	Gr_Resize (old_width - szHint.base_width,
1002	old_height - szHint.base_height);
1003	#endif
1004	scr_clear ();
1005	#ifdef XPM_BACKGROUND
1006	resize_pixmap ();
1007	#endif
1008		1081
		1082	#ifdef HAVE_BG_PIXMAP
		1083	if (bg_window_size_sensitive ())
		1084	update_background ();
		1085	#endif
1009	}	1086	}
1010		1087
1011	if (fix_screen || old_height == 0)	1088	if (fix_screen || old_height == 0)
1012	{
1013	int curr_screen = -1;
1014	int old_ncol = prev_ncol;
1015
1016	/* scr_reset only works on the primary screen */
1017	if (old_height) /* this is not the first time through */
1018	{
1019	unsigned int ncol = TermWin.ncol;
1020	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1021	curr_screen = scr_change_screen (PRIMARY);
1022	TermWin.ncol = ncol;
1023	}
1024
1025	scr_reset ();	1089	scr_reset ();
1026
1027	if (curr_screen >= 0) /* this is not the first time through */
1028	{
1029	scr_change_screen (curr_screen);
1030	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1031	}
1032	}
1033
1034	old_width = szHint.width;
1035	old_height = szHint.height;
1036		1090
1037	#ifdef USE_XIM	1091	#ifdef USE_XIM
1038	IMSetStatusPosition ();	1092	im_set_position ();
1039	#endif	1093	#endif
1040	}	1094	}
1041		1095
1042	/*	1096	/*
1043	* Set the width/height of the vt window in characters. Units are pixels.	1097	* Set the width/height of the vt window in characters. Units are pixels.
1044	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
1045	*/	1099	*/
1046	void	1100	void
1047	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1048	{	1102	{
1049	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
1050		1104
1051	if (width == 0 || height == 0)	1105	if (newwidth == 0 || newheight == 0)
1052	{	1106	{
1053	XGetWindowAttributes (display->display, display->root, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
1054	if (width == 0)	1109	if (newwidth == 0)
1055	width = wattr.width - szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
1056	if (height == 0)	1111	if (newheight == 0)
1057	height = wattr.height - szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
1058	}
1059	if (width != TermWin.width || height != TermWin.height)
1060	{	1113	}
		1114
		1115	if (newwidth != width || newheight != height)
		1116	{
1061	width += szHint.base_width;	1117	newwidth += szHint.base_width;
1062	height += szHint.base_height;	1118	newheight += szHint.base_height;
1063	resize_all_windows (width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
1064	}	1120	}
1065	}	1121	}
1066		1122
1067	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
1068	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
1069	* -------------------------------------------------------------------- */	1125	* -------------------------------------------------------------------- */
1070	#ifdef USE_XIM	1126	#ifdef USE_XIM
1071		1127
1072	void	1128	void
		1129	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1130	{
		1131	fg = pix_colors [Color_fg];
		1132	bg = pix_colors [Color_bg];
		1133	}
		1134
		1135	void
1073	rxvt_term::im_set_size (XRectangle *size)	1136	rxvt_term::im_set_size (XRectangle &size)
1074	{	1137	{
1075	size->x = TermWin.int_bwidth;	1138	// the int_bwidth terms make no sense to me
1076	size->y = TermWin.int_bwidth;	1139	size.x = int_bwidth;
1077	size->width = Width2Pixel (TermWin.ncol);	1140	size.y = int_bwidth;
1078	size->height = Height2Pixel (TermWin.nrow);	1141	size.width = Width2Pixel (ncol) + int_bwidth;
		1142	size.height = Height2Pixel (nrow) + int_bwidth;
1079	}	1143	}
1080		1144
1081	void	1145	void
1082	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1146	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1147	XRectangle &status_rect,
		1148	const XRectangle &needed_rect)
1083	{	1149	{
1084	*fg = PixColors[Color_fg];	1150	preedit_rect.x = needed_rect.width;
1085	*bg = PixColors[Color_bg];	1151	preedit_rect.y = 0;
		1152	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1153	preedit_rect.height = fheight;
		1154
		1155	status_rect.x = 0;
		1156	status_rect.y = 0;
		1157	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1158	status_rect.height = fheight;
1086	}	1159	}
1087		1160
1088	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1089	bool	1162	bool
1090	rxvt_term::IMisRunning ()	1163	rxvt_term::im_is_running ()
1091	{	1164	{
1092	char *p;	1165	Atom atom;
1093	Atom atom;	1166	Window win;
1094	Window win;
1095	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1096		1168
1097	/* get current locale modifier */	1169	/* get current locale modifier */
1098	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1170	if (char *p = XSetLocaleModifiers (0))
1099	{	1171	{
1100	STRCPY (server, "@server=");	1172	strcpy (server, "@server=");
1101	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1174
1102	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1103	*p = '\0';	1176	*p = '\0';
1104		1177
1105	atom = XInternAtom (display->display, server, False);	1178	atom = XInternAtom (dpy, server, False);
1106	win = XGetSelectionOwner (display->display, atom);	1179	win = XGetSelectionOwner (dpy, atom);
		1180
1107	if (win != None)	1181	if (win != None)
1108	return True;	1182	return true;
1109	}	1183	}
		1184
1110	return False;	1185	return false;
1111	}	1186	}
1112		1187
1113	void	1188	void
1114	rxvt_term::IMSendSpot ()	1189	rxvt_term::im_send_spot ()
1115	{	1190	{
1116	XPoint spot;	1191	XPoint nspot;
1117	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1118		1193
1119	if (Input_Context == NULL	1194	if (!Input_Context
1120	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1195	|| !focus
1121	|| ! (event_type == KeyPress	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1122	|| event_type == Expose
1123	|| event_type == NoExpose
1124	|| event_type == SelectionNotify
1125	|| event_type == ButtonRelease || event_type == FocusIn)
1126	|| !IMisRunning ())
1127	return;	1197	return;
1128		1198
1129	im_set_position (&spot);	1199	im_set_position (nspot);
		1200
		1201	if (nspot.x == spot.x && nspot.y == spot.y)
		1202	return;
		1203
		1204	spot = nspot;
1130		1205
1131	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1206	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1132	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1207	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1133	XFree (preedit_attr);	1208	XFree (preedit_attr);
1134	}	1209	}
1135		1210
1136	void	1211	void
1137	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1138	XRectangle * needed_rect)
1139	{
1140	int mbh, vtx = 0;
1141
1142	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1143	vtx = scrollbar_TotalWidth ();
1144
1145	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1146	mbh -= TermWin.lineSpace;
1147
1148	preedit_rect->x = needed_rect->width + vtx;
1149	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1150
1151	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1152	preedit_rect->height = Height2Pixel (1);
1153
1154	status_rect->x = vtx;
1155	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1156
1157	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1158	status_rect->height = Height2Pixel (1);
1159	}
1160
1161	void
1162	rxvt_term::im_destroy ()	1212	rxvt_term::im_destroy ()
1163	{	1213	{
1164	if (Input_Context)
1165	{
1166	XDestroyIC (Input_Context);
1167	Input_Context = NULL;
1168	}
1169
1170	if (input_method)	1214	if (input_method)
1171	{	1215	{
		1216	if (Input_Context && input_method->xim)
		1217	XDestroyIC (Input_Context);
		1218
1172	display->put_xim (input_method);	1219	display->put_xim (input_method);
1173	input_method = 0;	1220	input_method = 0;
1174	}	1221	}
		1222
		1223	Input_Context = 0;
1175	}	1224	}
		1225
		1226	#ifdef ENABLE_XIM_ONTHESPOT
		1227
		1228	static void
		1229	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1230	{
		1231	((rxvt_term *)client_data)->make_current ();
		1232	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1233	}
		1234
		1235	static void
		1236	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1237	{
		1238	((rxvt_term *)client_data)->make_current ();
		1239	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1240	}
		1241
		1242	static void
		1243	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1244	{
		1245	rxvt_term *term = (rxvt_term *)client_data;
		1246	XIMText *text = call_data->text;
		1247
		1248	term->make_current ();
		1249
		1250	if (text)
		1251	{
		1252	wchar_t *str;
		1253
		1254	if (!text->encoding_is_wchar && text->string.multi_byte)
		1255	{
		1256	// of course, X makes it ugly again
		1257	if (term->rs[Rs_imLocale])
		1258	SET_LOCALE (term->rs[Rs_imLocale]);
		1259
		1260	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1261	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1262
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->locale);
		1265	}
		1266	else
		1267	str = text->string.wide_char;
		1268
		1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1270	DT_INT, call_data->caret,
		1271	DT_INT, call_data->chg_first,
		1272	DT_INT, call_data->chg_length,
		1273	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1274	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1275	DT_END));
		1276	}
		1277	else
		1278	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1279	DT_INT, call_data->caret,
		1280	DT_INT, call_data->chg_first,
		1281	DT_INT, call_data->chg_length,
		1282	DT_END));
		1283	}
		1284
		1285	#if 0
		1286	static void
		1287	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1288	{
		1289	((rxvt_term *)client_data)->make_current ();
		1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1291	DT_INT, call_data->position,
		1292	DT_INT, call_data->direction,
		1293	DT_INT, call_data->style,
		1294	DT_END));
		1295	}
		1296	#endif
		1297
		1298	#endif
1176		1299
1177	/*	1300	/*
1178	* Try to open a XIM with the current modifiers, then see if we can	1301	* Try to open a XIM with the current modifiers, then see if we can
1179	* open a suitable preedit type	1302	* open a suitable preedit type
1180	*/	1303	*/
1181	bool	1304	bool
1182	rxvt_term::IM_get_IC (const char *modifiers)	1305	rxvt_term::im_get_ic (const char *modifiers)
1183	{	1306	{
1184	int i, j, found;	1307	int i, j, found;
1185	XIM xim;	1308	XIM xim;
1186	XPoint spot;	1309	XPoint spot;
1187	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1188	unsigned long fg, bg;	1311	unsigned long fg, bg;
1189	const char *p;	1312	const char *p;
1190	char **s;	1313	char **s;
1191	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1192	XVaNestedList preedit_attr, status_attr;	1315
		1316	set_environ (envv);
1193		1317
1194	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1318	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1195	return false;	1319	return false;
1196		1320
1197	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1198	input_method = display->get_xim (locale, modifiers);	1321	input_method = display->get_xim (locale, modifiers);
1199	if (input_method == NULL)	1322	if (input_method == NULL)
1200	return false;	1323	return false;
1201		1324
1202	xim = input_method->xim;	1325	xim = input_method->xim;
		1326	spot.x = spot.y = -1;
1203		1327
1204	xim_styles = NULL;	1328	xim_styles = NULL;
1205	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1329	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1206	|| !xim_styles || !xim_styles->count_styles)	1330	|| !xim_styles || !xim_styles->count_styles)
1207	{	1331	{
1208	display->put_xim (input_method);	1332	im_destroy ();
1209	return false;	1333	return false;
1210	}	1334	}
1211		1335
1212	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1336	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1213	s = rxvt_splitcommastring (p);	1337
		1338	for (int pi = 0; pi < 2; pi++)
		1339	{
		1340	p = pet[pi];
		1341
		1342	if (!p)
		1343	continue;
		1344
		1345	s = rxvt_strsplit (',', p);
		1346
1214	for (i = found = 0; !found && s[i]; i++)	1347	for (i = found = 0; !found && s[i]; i++)
1215	{	1348	{
1216	if (!STRCMP (s[i], "OverTheSpot"))	1349	if (!strcmp (s[i], "OverTheSpot"))
1217	input_style = (XIMPreeditPosition | XIMStatusNothing);	1350	input_style = XIMPreeditPosition | XIMStatusNothing;
1218	else if (!STRCMP (s[i], "OffTheSpot"))	1351	else if (!strcmp (s[i], "OffTheSpot"))
1219	input_style = (XIMPreeditArea | XIMStatusArea);	1352	input_style = XIMPreeditArea | XIMStatusArea;
1220	else if (!STRCMP (s[i], "Root"))	1353	else if (!strcmp (s[i], "Root"))
1221	input_style = (XIMPreeditNothing | XIMStatusNothing);	1354	input_style = XIMPreeditNothing | XIMStatusNothing;
		1355	else if (!strcmp (s[i], "None"))
		1356	input_style = XIMPreeditNone | XIMStatusNone;
		1357	#ifdef ENABLE_XIM_ONTHESPOT
		1358	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1359	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1360	#endif
		1361	else
		1362	input_style = XIMPreeditNothing | XIMStatusNothing;
1222		1363
1223	for (j = 0; j < xim_styles->count_styles; j++)	1364	for (j = 0; j < xim_styles->count_styles; j++)
1224	if (input_style == xim_styles->supported_styles[j])	1365	if (input_style == xim_styles->supported_styles[j])
1225	{	1366	{
		1367	rxvt_free_strsplit (s);
		1368
1226	found = 1;	1369	found = 1;
1227	break;	1370	goto foundpet;
		1371	}
		1372
1228	}	1373	}
1229	}
1230		1374
1231	for (i = 0; s[i]; i++)	1375	rxvt_free_strsplit (s);
1232	free (s[i]);	1376	}
1233		1377
1234	free (s);	1378	foundpet:
		1379
1235	XFree (xim_styles);	1380	XFree (xim_styles);
1236		1381
1237	if (!found)	1382	if (!found)
1238	{	1383	{
1239	display->put_xim (input_method);	1384	im_destroy ();
1240	return false;	1385	return false;
1241	}	1386	}
1242		1387
1243	preedit_attr = status_attr = NULL;	1388	XFontSet fs = 0;
		1389	XVaNestedList preedit_attr = 0, status_attr = 0;
		1390
		1391	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1392	{
		1393	// fake us a font-set, please
		1394	char **missing_charset_list;
		1395	int missing_charset_count;
		1396	char *def_string;
		1397	char pat[512];
		1398
		1399	sprintf (pat,
		1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"*",
		1406	fheight,
		1407	fheight + 1, fheight - 1,
		1408	fheight - 2, fheight + 2);
		1409
		1410	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1411	&missing_charset_list, &missing_charset_count, &def_string);
		1412
		1413	if (missing_charset_list)
		1414	XFreeStringList (missing_charset_list);
		1415
		1416	if (!fs)
		1417	{
		1418	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1419	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1420	}
		1421	}
1244		1422
1245	if (input_style & XIMPreeditPosition)	1423	if (input_style & XIMPreeditPosition)
1246	{	1424	{
1247	im_set_size (&rect);	1425	im_set_size (rect);
1248	im_set_position (&spot);	1426	im_set_position (spot);
1249	im_set_color (&fg, &bg);	1427	im_set_color (fg, bg);
1250		1428
1251	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1429	preedit_attr = XVaCreateNestedList (0,
		1430	XNForeground, fg,
		1431	XNBackground, bg,
		1432	XNArea, &rect,
1252	XNSpotLocation, &spot,	1433	XNSpotLocation, &spot,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, TermWin.fontset,	1434	XNFontSet, fs,
1255	NULL);	1435	NULL);
1256	}	1436	}
1257	else if (input_style & XIMPreeditArea)	1437	else if (input_style & XIMPreeditArea)
1258	{	1438	{
1259	im_set_color (&fg, &bg);	1439	im_set_color (fg, bg);
1260		1440
1261	/*	1441	/*
1262	* The necessary width of preedit area is unknown	1442	* The necessary width of preedit area is unknown
1263	* until create input context.	1443	* until create input context.
1264	*/	1444	*/
1265	needed_rect.width = 0;	1445	needed_rect.width = 0;
1266
1267	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1446	im_set_preedit_area (rect, status_rect, needed_rect);
1268		1447
1269	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1448	preedit_attr = XVaCreateNestedList (0,
		1449	XNForeground, fg,
1270	XNForeground, fg, XNBackground, bg,	1450	XNBackground, bg,
		1451	XNArea, &rect,
		1452	XNFontSet, fs,
		1453	NULL);
		1454	status_attr = XVaCreateNestedList (0,
		1455	XNForeground, fg,
		1456	XNBackground, bg,
		1457	XNArea, &status_rect,
1271	//XNFontSet, TermWin.fontset,	1458	XNFontSet, fs,
1272	NULL);	1459	NULL);
1273	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,	1460	}
1274	XNForeground, fg, XNBackground, bg,	1461	#if ENABLE_XIM_ONTHESPOT
1275	//XNFontSet, TermWin.fontset,	1462	else if (input_style & XIMPreeditCallbacks)
		1463	{
		1464	XIMCallback xcb[4];
		1465
		1466	im_set_position (spot);
		1467
		1468	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1469	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1470	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1471	# if 0
		1472	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1473	# endif
		1474
		1475	preedit_attr = XVaCreateNestedList (0,
		1476	XNSpotLocation, &spot,
		1477	XNPreeditStartCallback, &xcb[0],
		1478	XNPreeditDoneCallback , &xcb[1],
		1479	XNPreeditDrawCallback , &xcb[2],
		1480	# if 0
		1481	XNPreeditCaretCallback, &xcb[3],
		1482	# endif
1276	NULL);	1483	NULL);
1277	}	1484	}
		1485	#endif
1278		1486
1279	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1487	Input_Context = XCreateIC (xim,
		1488	XNInputStyle, input_style,
1280	XNClientWindow, TermWin.parent[0],	1489	XNClientWindow, vt,
1281	XNFocusWindow, TermWin.parent[0],	1490	XNFocusWindow, parent,
1282	preedit_attr ? XNPreeditAttributes : NULL,	1491	preedit_attr ? XNPreeditAttributes : NULL,
1283	preedit_attr,	1492	preedit_attr,
1284	status_attr ? XNStatusAttributes : NULL,	1493	status_attr ? XNStatusAttributes : NULL,
1285	status_attr, NULL);	1494	status_attr, NULL);
		1495
1286	if (preedit_attr) XFree (preedit_attr);	1496	if (preedit_attr) XFree (preedit_attr);
1287	if (status_attr) XFree (status_attr);	1497	if (status_attr) XFree (status_attr);
		1498	if (fs) XFreeFontSet (dpy, fs);
1288		1499
1289	if (Input_Context == NULL)	1500	if (Input_Context == NULL)
1290	{	1501	{
1291	rxvt_print_error ("failed to create input context");	1502	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1292	display->put_xim (input_method);	1503	im_destroy ();
1293	return false;	1504	return false;
1294	}	1505	}
1295		1506
1296	if (input_style & XIMPreeditArea)	1507	#if 0
1297	IMSetStatusPosition ();	1508	// unfortunately, only the focus window is used by XIM, hard to fix
		1509	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1510	vt_select_input ();
		1511	#endif
1298		1512
1299	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1513	im_set_position ();
		1514
1300	return true;	1515	return true;
1301	}	1516	}
1302		1517
1303	void	1518	void
1304	rxvt_term::im_cb ()	1519	rxvt_term::im_cb ()
1305	{	1520	{
1306	int i, found, had_im;	1521	int i;
1307	const char *p;	1522	const char *p;
1308	char **s;	1523	char **s;
1309	char buf[IMBUFSIZ];	1524	char buf[IMBUFSIZ];
1310		1525
		1526	make_current ();
		1527
1311	im_destroy ();	1528	im_destroy ();
1312		1529
1313	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1314	if (Input_Context)	1530	if (Input_Context)
1315	return;	1531	return;
1316		1532
1317	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1533	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1318	if (rs[Rs_imLocale])	1534	if (rs[Rs_imLocale])
1319	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1535	SET_LOCALE (rs[Rs_imLocale]);
1320	#endif	1536	#endif
1321		1537
1322	p = rs[Rs_inputMethod];	1538	p = rs[Rs_inputMethod];
1323	if (p && *p)	1539	if (p && *p)
1324	{	1540	{
1325	bool found = false;	1541	bool found = false;
1326		1542
1327	s = rxvt_splitcommastring (p);	1543	s = rxvt_strsplit (',', p);
		1544
1328	for (i = 0; s[i]; i++)	1545	for (i = 0; s[i]; i++)
1329	{	1546	{
1330	if (*s[i])	1547	if (*s[i])
1331	{	1548	{
1332	STRCPY (buf, "@im=");	1549	strcpy (buf, "@im=");
1333	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1550	strncat (buf, s[i], IMBUFSIZ - 5);
1334	if (IM_get_IC (buf))	1551	if (im_get_ic (buf))
1335	{	1552	{
1336	found = true;	1553	found = true;
1337	break;	1554	break;
1338	}	1555	}
1339	}	1556	}
1340	}	1557	}
1341	for (i = 0; s[i]; i++)	1558
1342	free (s[i]);	1559	rxvt_free_strsplit (s);
1343	free (s);
1344		1560
1345	if (found)	1561	if (found)
1346	goto done;	1562	goto done;
1347	}	1563	}
1348		1564
1349	/* try with XMODIFIERS env. var. */	1565	/* try with XMODIFIERS env. var. */
1350	if (IM_get_IC (""))	1566	if (im_get_ic (""))
1351	goto done;	1567	goto done;
1352		1568
1353	/* try with no modifiers base IF the user didn't specify an IM */	1569	/* try with no modifiers base IF the user didn't specify an IM */
1354	if (IM_get_IC ("@im=none"))	1570	if (im_get_ic ("@im=none"))
1355	goto done;	1571	goto done;
1356		1572
1357	done:	1573	done:
1358	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1359	if (rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1360	setlocale (LC_CTYPE, locale);	1576	SET_LOCALE (locale);
1361	#endif	1577	#endif
1362	}	1578	}
1363		1579
1364	void	1580	void
1365	rxvt_term::IMSetStatusPosition ()	1581	rxvt_term::im_set_position ()
1366	{	1582	{
1367	XRectangle preedit_rect, status_rect, *needed_rect;	1583	XRectangle preedit_rect, status_rect, *needed_rect;
1368	XVaNestedList preedit_attr, status_attr;	1584	XVaNestedList preedit_attr, status_attr;
1369		1585
1370	if (Input_Context == NULL	1586	if (!Input_Context
1371	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1587	|| !focus
		1588	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1372	|| !IMisRunning ())	1589	|| !im_is_running ())
1373	return;	1590	return;
1374		1591
		1592	if (input_style & XIMPreeditPosition)
		1593	{
		1594	im_set_size (preedit_rect);
		1595	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1596
		1597	XSetICValues (Input_Context,
		1598	XNPreeditAttributes, preedit_attr, NULL);
		1599	}
		1600	else
		1601	{
1375	/* Getting the necessary width of preedit area */	1602	/* Getting the necessary width of preedit area */
1376	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1603	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1377	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1604	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1378	XFree (status_attr);	1605	XFree (status_attr);
1379		1606
1380	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1607	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1608	XFree (needed_rect);
1381		1609
1382	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1610	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1383	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1611	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1384		1612
1385	XSetICValues (Input_Context,	1613	XSetICValues (Input_Context,
1386	XNPreeditAttributes, preedit_attr,	1614	XNPreeditAttributes, preedit_attr,
1387	XNStatusAttributes, status_attr, NULL);	1615	XNStatusAttributes, status_attr,
		1616	NULL);
1388		1617
		1618	XFree (status_attr);
		1619	}
		1620
1389	XFree (preedit_attr);	1621	XFree (preedit_attr);
1390	XFree (status_attr);
1391	}	1622	}
1392	#endif /* USE_XIM */	1623	#endif /* USE_XIM */
1393		1624
1394	/*----------------------------------------------------------------------*/	1625	void
1395	rxvt_t rxvt_current_term;	1626	rxvt_term::get_window_origin (int &x, int &y)
		1627	{
		1628	Window cr;
		1629	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1630	}
		1631
		1632	Pixmap
		1633	rxvt_term::get_pixmap_property (Atom property)
		1634	{
		1635	Pixmap pixmap = None;
		1636
		1637	int aformat;
		1638	unsigned long nitems, bytes_after;
		1639	Atom atype;
		1640	unsigned char *prop;
		1641	int result = XGetWindowProperty (dpy, display->root, property,
		1642	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1643	&nitems, &bytes_after, &prop);
		1644	if (result == Success)
		1645	{
		1646	if (atype == XA_PIXMAP)
		1647	pixmap = *(Pixmap *)prop;
		1648	XFree (prop);
		1649	}
		1650
		1651	return pixmap;
		1652	}
		1653
		1654	#ifdef HAVE_BG_PIXMAP
		1655
		1656	void
		1657	rxvt_term::update_background ()
		1658	{
		1659	if (update_background_ev.is_active ())
		1660	return;
		1661
		1662	bg_invalidate ();
		1663
		1664	if (!mapped)
		1665	return;
		1666
		1667	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1668
		1669	if (to_wait <= 0.)
		1670	bg_render ();
		1671	else
		1672	update_background_ev.start (to_wait);
		1673	}
		1674
		1675	void
		1676	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1677	{
		1678	make_current ();
		1679
		1680	update_background_ev.stop ();
		1681	bg_render ();
		1682	refresh_check ();
		1683	}
		1684
		1685	#endif /* HAVE_BG_PIXMAP */
1396		1686
1397	/*----------------------- end-of-file (C source) -----------------------*/	1687	/*----------------------- end-of-file (C source) -----------------------*/

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