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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.23 by pcg, Sat Jan 31 03:18:43 2004 UTC vs.
Revision 1.336 by sf-exg, Tue Nov 2 13:32:50 2010 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.23 2004/01/31 03:18:43 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>
45	#endif
46
47	#include <cstring>	43	#include <cstring>
48		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
49	static char curlocale[128];	62	static char curlocale[128], savelocale[128];
50		63
51	void	64	bool
52	rxvt_set_locale (const char *locale)	65	rxvt_set_locale (const char *locale) NOTHROW
53	{	66	{
54	if (locale && STRNCMP (locale, curlocale, 128))	67	int size = strlen (locale) + 1;
55	{	68
56	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);
57	setlocale (LC_CTYPE, curlocale);	76	setlocale (LC_CTYPE, curlocale);
58	}	77	return true;
59	}	78	}
60		79
61	void *	80	void
62	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
63	{	82	{
64	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
65		86
66	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.end (); cc-- > v.begin (); )
		111	{
		112	if (cc->c1 == c1 && cc->c2 == c2)
		113	return COMPOSE_LO + (cc - v.begin ());
		114	}
		115
		116	// allocate a new combination
		117	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		118	{
		119	static int seen;
		120
		121	if (!seen++)
		122	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		123
		124	return REPLACEMENT_CHAR;
		125	}
		126
		127	v.push_back (compose_char (c1, c2));
		128
		129	return v.size () - 1 + COMPOSE_LO;
		130	}
		131
		132	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		133	{
		134	compose_char *cc = (*this)[c];
		135
		136	if (!cc)
		137	{
		138	if (r) *r = c;
		139	return 1;
		140	}
		141
		142	int len = expand (cc->c1, r);
		143
		144	if (r) r += len;
		145
		146	if (cc->c2 != NOCHAR)
		147	{
		148	len++;
		149	if (r) *r++ = cc->c2;
		150	}
		151
67	return p;	152	return len;
68	}
69		153
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	154	}
		155	#endif
75		156
76	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
77	:	158	{
		159	#if HAVE_BG_PIXMAP
		160	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		161	#endif
78	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	163	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
80	#endif	164	#endif
81	#ifdef TEXT_BLINK	165	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	166	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		176	#endif
		177	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		178	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		179	#endif
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#ifdef USE_XIM
		182	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
83	#endif	183	#endif
84	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
86	#endif	186	#endif
87	check_ev (this, &rxvt_term::check_cb),	187	#ifndef NO_BELL
88	destroy_ev (this, &rxvt_term::destroy_cb),	188	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
89	pty_ev (this, &rxvt_term::pty_cb),	189	#endif
90	x_ev (this, &rxvt_term::x_cb),	190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
91	incr_ev (this, &rxvt_term::incr_cb)	191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
92	{	192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
93	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
94	}	217	}
95		218
96	rxvt_term::~rxvt_term ()	219	rxvt_term::~rxvt_term ()
97	{	220	{
		221	termlist.erase (find (termlist.begin (), termlist.end(), this));
		222
		223	emergency_cleanup ();
		224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
		229	#endif
		230	delete fontset[0];
		231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
		234	#endif
		235	#ifdef HAVE_AFTERIMAGE
		236	if (asv)
		237	destroy_asvisual (asv, 0);
		238	if (asimman)
		239	destroy_image_manager (asimman, 0);
		240	#endif
		241
		242	if (display)
		243	{
		244	selection_clear ();
		245	selection_clear (true);
		246
		247	#ifdef USE_XIM
		248	im_destroy ();
		249	#endif
		250	scrollBar.destroy ();
		251	if (gc) XFreeGC (dpy, gc);
		252
		253	delete drawable;
		254	// destroy all windows
		255	if (parent[0])
		256	XDestroyWindow (dpy, parent[0]);
		257
		258	for (int i = 0; i < TOTAL_COLORS; i++)
		259	if (ISSET_PIXCOLOR (i))
		260	{
		261	pix_colors_focused [i].free (this);
		262	#if OFF_FOCUS_FADING
		263	pix_colors_unfocused [i].free (this);
		264	#endif
		265	}
		266
		267	clear ();
		268
		269	display->flush (); /* ideally .put should do this */
		270	displays.put (display);
		271	}
		272
98	scr_release ();	273	scr_release ();
99		274
		275	/* clear all resources */
		276	for (int i = 0; i < allocated.size (); i++)
		277	free (allocated [i]);
		278
		279	free (selection.text);
		280	free (selection.clip_text);
		281	// TODO: manage env vars in child only(!)
		282	free (env_display);
		283	free (env_term);
100	free (locale);	284	free (locale);
101	free (codeset);	285	free (v_buffer);
		286	free (incr_buf);
102		287
103	#ifndef NO_SETOWNER_TTYDEV	288	delete envv;
104	privileged_ttydev (RESTORE);	289	delete argv;
105	#endif
106	#ifdef UTMP_SUPPORT
107	privileged_utmp (RESTORE);
108	#endif
109	#ifdef USE_XIM
110	if (Input_Context != NULL)
111	{
112	XDestroyIC (Input_Context);
113	Input_Context = NULL;
114	}
115	#endif
116		290
117	if (cmd_fd >= 0)	291	#ifdef KEYSYM_RESOURCE
118	close (cmd_fd);	292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
119		298
120	if (Xfd >= 0)	299	// child has exited, usually destroys
121	XCloseDisplay (Xdisplay);	300	void
		301	rxvt_term::child_cb (ev::child &w, int status)
		302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
122		304
123	delete PixColors;	305	cmd_pid = 0;
		306
		307	if (!option (Opt_hold))
		308	destroy ();
124	}	309	}
125		310
126	void	311	void
127	rxvt_term::destroy ()	312	rxvt_term::destroy ()
128	{	313	{
		314	if (destroy_ev.is_active ())
		315	return;
		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		318
		319	#if ENABLE_OVERLAY
		320	scr_overlay_off ();
		321	#endif
		322
		323	if (display)
		324	{
		325	#if USE_XIM
		326	im_ev.stop (display);
		327	#endif
		328	scrollbar_ev.stop (display);
		329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		330	rootwin_ev.stop (display);
		331	#endif
		332	incr_ev.stop ();
		333	termwin_ev.stop (display);
		334	vt_ev.stop (display);
		335	}
		336
129	check_ev.stop ();	337	flush_ev.stop ();
130	pty_ev.stop ();	338	pty_ev.stop ();
131	x_ev.stop ();
132	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
133	cursor_blink_ev.stop ();	340	cursor_blink_ev.stop ();
134	#endif	341	#endif
135	#ifdef TEXT_BLINK	342	#ifdef TEXT_BLINK
136	text_blink_ev.stop ();	343	text_blink_ev.stop ();
137	#endif	344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
		350	#endif
138	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
139	pointer_ev.stop ();	352	pointer_ev.stop ();
140	#endif	353	#endif
141		354
142	destroy_ev.start (0);	355	destroy_ev.start ();
143	}	356	}
144		357
145	void	358	void
146	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
147	{	360	{
148	SET_R (this);	361	make_current ();
149		362
150	delete this;	363	delete this;
151	}
152
153	/*----------------------------------------------------------------------*/
154	/* rxvt_init() */
155	/* LIBPROTO */
156	rxvt_t
157	rxvt_init (int argc, const char *const *argv)
158	{
159	SET_R (new rxvt_term);
160
161	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162	{
163	delete GET_R;
164	SET_R (0);
165	}
166
167	return GET_R;
168	}
169
170	void
171	rxvt_init_signals ()
172	{
173	/* install exit handler for cleanup */
174	#if 0
175	#ifdef HAVE_ATEXIT
176	atexit(rxvt_clean_exit);
177	#else
178	#endif
179	#endif
180
181	struct sigaction sa;
182
183	sigfillset (&sa.sa_mask);
184	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193	/* signal (SIGURG, SIG_DFL); */
194
195	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197	}
198
199	bool
200	rxvt_term::init (int argc, const char *const *argv)
201	{
202	/*
203	* Save and then give up any super-user privileges
204	* If we need privileges in any area then we must specifically request it.
205	* We should only need to be root in these cases:
206	* 1. write utmp entries on some systems
207	* 2. chown tty on some systems
208	*/
209	privileges (SAVE);
210	privileges (IGNORE);
211
212	init_secondary ();
213
214	const char **cmd_argv = init_resources (argc, argv);
215
216	set_locale ("");
217
218	#if (MENUBAR_MAX)
219	menubar_read (rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	create_windows (argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	Gr_reset (); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	resize_scrollbar (); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	check_our_parents ();
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}
271
272	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */
275	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/
278	/* ARGSUSED */
279	/* EXTPROTO */
280	RETSIGTYPE
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{
283	int pid, save_errno = errno;
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285	;
286	errno = save_errno;
287
288	#if 0
289	if (pid == cmd_pid)
290	exit (EXIT_SUCCESS);
291	#endif
292	}
293
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* EXTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	if (GET_R->allowedxerror == -1)
316	GET_R->allowedxerror = event->error_code;
317	else
318	{
319	rxvt_print_error("XError: Request: %d . %d, Error: %d",
320	event->request_code, event->minor_code,
321	event->error_code);
322
323	GET_R->destroy ();
324	}
325
326	return 0;
327	}	364	}
328		365
329	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
330	/*	367	/*
331	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
332	* 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
333	*/	370	*/
334	/* EXTPROTO */	371	static XErrorHandler old_xerror_handler;
335	void
336	rxvt_clean_exit ()
337	{
338	GET_R->destroy ();
339	}
340		372
341	/* ------------------------------------------------------------------------- *	373	static void
342	* MEMORY ALLOCATION WRAPPERS *	374	rxvt_emergency_cleanup ()
343	* ------------------------------------------------------------------------- */
344	/* EXTPROTO */
345	void *
346	rxvt_malloc(size_t size)
347	{	375	{
348	void *p;	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		377	(*t)->emergency_cleanup ();
		378	}
349		379
350	p = malloc(size);	380	#if !ENABLE_MINIMAL
351	if (p)	381	static void
352	return p;	382	print_x_error (Display *dpy, XErrorEvent *event)
		383	{
		384	char buffer[BUFSIZ];
		385	char mesg[BUFSIZ];
		386	char number[32];
		387	char *mtype = "XlibMessage";
		388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		391	rxvt_warn ("%s: %s\n", mesg, buffer);
		392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		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);
		426	}
		427	#endif
353		428
354	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	429	int
355	rxvt_clean_exit();	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		431	{
		432	if (GET_R->allowedxerror == -1)
		433	GET_R->allowedxerror = event->error_code;
		434	else
		435	{
		436	// GET_R is most likely not the terminal which caused the error,
		437	// so just output the error and continue
		438	#if ENABLE_MINIMAL
		439	old_xerror_handler (display, event);
		440	#else
		441	print_x_error (display, event);
		442	#endif
		443	}
		444
		445	return 0;
		446	}
		447
		448	int
		449	rxvt_xioerror_handler (Display *display)
		450	{
		451	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		452	DisplayString (display));
		453	rxvt_emergency_cleanup ();
356	exit(EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
357	/* NOTREACHED */
358	}	455	}
359		456
360	/* EXTPROTO */	457	static struct sig_handlers
361	void *
362	rxvt_calloc(size_t number, size_t size)
363	{	458	{
364	void *p;	459	ev::sig sw_term, sw_int;
365		460
366	p = calloc(number, size);	461	/*
367	if (p)	462	* Catch a fatal signal and tidy up before quitting
368	return p;	463	*/
		464	void sig_term (ev::sig &w, int revents);
369		465
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	466	sig_handlers ()
371	rxvt_clean_exit();	467	{
372	exit(EXIT_FAILURE);	468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
373	/* NOTREACHED */	469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
374	}	470	}
		471	} sig_handlers;
375		472
376	/* EXTPROTO */
377	void *
378	rxvt_realloc(void *ptr, size_t size)
379	{
380	void *p;
381
382	if (ptr)
383	p = realloc(ptr, size);
384	else
385	p = malloc(size);
386	if (p)
387	return p;
388
389	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390	rxvt_clean_exit();
391	exit(EXIT_FAILURE);
392	/* NOTREACHED */
393	}
394
395	/* ------------------------------------------------------------------------- *
396	* PRIVILEGED OPERATIONS *
397	* ------------------------------------------------------------------------- */
398	/* take care of suid/sgid super-user (root) privileges */
399	void	473	void
400	rxvt_term::privileges (int mode)	474	sig_handlers::sig_term (ev::sig &w, int revents)
401	{	475	{
402	#if ! defined(__CYGWIN32__)	476	rxvt_emergency_cleanup ();
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	477	w.stop ();
404	/* setreuid() is the poor man's setuid(), seteuid() */	478	kill (getpid (), w.signum);
405	# define seteuid(a) setreuid(-1, (a))	479	}
406	# define setegid(a) setregid(-1, (a))	480
407	# define HAVE_SETEUID	481	static void
		482	rxvt_get_ttymode (struct termios *tio)
		483	{
		484	if (tcgetattr (STDIN_FILENO, tio) < 0)
		485	memset (tio, 0, sizeof (struct termios));
		486
		487	for (int i = 0; i < NCCS; i++)
		488	tio->c_cc[i] = VDISABLE;
		489
		490	tio->c_cc[VINTR] = CINTR;
		491	tio->c_cc[VQUIT] = CQUIT;
		492	tio->c_cc[VERASE] = CERASE;
		493	#ifdef VERASE2
		494	tio->c_cc[VERASE2] = CERASE2;
		495	#endif
		496	tio->c_cc[VKILL] = CKILL;
		497	tio->c_cc[VEOF] = CEOF;
		498	tio->c_cc[VSTART] = CSTART;
		499	tio->c_cc[VSTOP] = CSTOP;
		500	tio->c_cc[VSUSP] = CSUSP;
		501	# ifdef VDSUSP
		502	tio->c_cc[VDSUSP] = CDSUSP;
408	# endif	503	# endif
409	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
410	switch (mode) {	505	tio->c_cc[VREPRINT] = CRPRNT;
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	euid = geteuid();
421	egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(euid);
425	setegid(egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif	506	# endif
440	#endif	507	# ifdef VDISCRD
441	}	508	tio->c_cc[VDISCRD] = CFLUSH;
442
443	#ifdef UTMP_SUPPORT
444	void
445	rxvt_term::privileged_utmp (char action)
446	{
447	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448	action, next_utmp_action, getpid()));
449	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450	|| (Options & Opt_utmpInhibit)
451	|| ttydev == NULL || *ttydev == '\0')
452	return;
453
454	privileges (RESTORE);
455	if (action == SAVE) {
456	next_utmp_action = RESTORE;
457	makeutent (ttydev, rs[Rs_display_name]);
458	} else { /* action == RESTORE */
459	next_utmp_action = IGNORE;
460	cleanutent ();
461	}
462	privileges (IGNORE);
463	}
464	#endif
465
466	#ifndef NO_SETOWNER_TTYDEV
467	void
468	rxvt_term::privileged_ttydev (char action)
469	{
470	D_MAIN((stderr,
471	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
472	action, next_tty_action, getpid()));
473	if (next_tty_action != action || (action != SAVE && action != RESTORE)
474	|| ttydev == NULL || *ttydev == '\0')
475	return;
476
477	privileges (RESTORE);
478
479	if (action == SAVE) {
480	next_tty_action = RESTORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484	next_tty_action = IGNORE;
485	else
486	# endif	509	# endif
487	{	510	# ifdef VWERSE
488	chown(ttydev, getuid(), ttygid); /* fail silently */	511	tio->c_cc[VWERSE] = CWERASE;
489	chmod(ttydev, ttymode);
490	# ifdef HAVE_REVOKE
491	revoke(ttydev);
492	# endif	512	# endif
493	}	513	# ifdef VLNEXT
494	} else { /* action == RESTORE */	514	tio->c_cc[VLNEXT] = CLNEXT;
495	next_tty_action = IGNORE;
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	chmod(ttydev, ttyfd_stat.st_mode);
498	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499	# else
500	chmod(ttydev,
501	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502	chown(ttydev, 0, 0);
503	# endif	515	# endif
504	}	516	# ifdef VSTATUS
505		517	tio->c_cc[VSTATUS] = CSTATUS;
506	privileges (IGNORE);
507
508	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510	action == RESTORE ? "Restoring" : (action ==
511	SAVE ? "Saving" :
512	"UNKNOWN ERROR for"), ttydev,
513	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514	ttyfd_stat.st_gid));
515	# endif	518	# endif
516	}	519
		520	# if VMIN != VEOF
		521	tio->c_cc[VMIN] = 1;
517	#endif	522	# endif
		523	# if VTIME != VEOL
		524	tio->c_cc[VTIME] = 0;
		525	# endif
		526
		527	/* input modes */
		528	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		529	# ifdef IMAXBEL
		530	| IMAXBEL
		531	# endif
		532	| IXON);
		533
		534	/* output modes */
		535	tio->c_oflag = (OPOST | ONLCR);
		536
		537	/* control modes */
		538	tio->c_cflag = (CS8 | CREAD);
		539
		540	/* local modes */
		541	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		542	# if defined (ECHOCTL) && defined (ECHOKE)
		543	| ECHOCTL | ECHOKE
		544	# endif
		545	| ECHOE | ECHOK);
		546	}
		547
		548	char **rxvt_environ; // startup environment
		549
		550	void
		551	rxvt_init ()
		552	{
		553	assert (("fontMask must not overlap other RS masks",
		554	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		555
		556	rxvt_get_ttymode (&rxvt_term::def_tio);
		557
		558	// get rid of stdin/stdout as we don't need them, to free resources
		559	dup2 (STDERR_FILENO, STDIN_FILENO);
		560	dup2 (STDERR_FILENO, STDOUT_FILENO);
		561
		562	if (!ev_default_loop ())
		563	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		564
		565	rxvt_environ = environ;
		566
		567	signal (SIGHUP, SIG_IGN);
		568	signal (SIGPIPE, SIG_IGN);
		569
		570	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		571	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		572
		573	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		574	// TODO: handle this with exceptions and tolerate the memory loss
		575	XSetIOErrorHandler (rxvt_xioerror_handler);
		576
		577	XrmInitialize ();
		578	}
518		579
519	/*----------------------------------------------------------------------*/	580	/*----------------------------------------------------------------------*/
520	/*	581	/*
521	* window size/position calculcations for XSizeHint and other storage.	582	* window size/position calculations for XSizeHint and other storage.
522	* if width/height are non-zero then override calculated width/height	583	* if width/height are non-zero then override calculated width/height
523	*/	584	*/
524	void	585	void
525	rxvt_term::window_calc (unsigned int width, unsigned int height)	586	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526	{	587	{
527	short recalc_x, recalc_y;	588	short recalc_x, recalc_y;
528	int x, y, sb_w, mb_h, flags;	589	int x, y, flags;
529	unsigned int w, h;	590	unsigned int w, h;
530	unsigned int max_width, max_height;	591	unsigned int max_width, max_height;
531		592
532	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533	TermWin.ncol, TermWin.nrow, szHint.width,
534	szHint.height));
535	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	593	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536	szHint.win_gravity = NorthWestGravity;	594	szHint.win_gravity = NorthWestGravity;
537	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	595	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538		596
539	recalc_x = recalc_y = 0;	597	recalc_x = recalc_y = 0;
540	flags = 0;	598	flags = 0;
		599
541	if (!parsed_geometry) {	600	if (!parsed_geometry)
		601	{
542	parsed_geometry = 1;	602	parsed_geometry = 1;
		603
543	if (rs[Rs_geometry])	604	if (rs[Rs_geometry])
544	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	605	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		606
545	if (flags & WidthValue) {	607	if (flags & WidthValue)
546	TermWin.ncol = BOUND_POSITIVE_INT16(w);	608	{
		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 ());
547	szHint.flags |= USSize;	613	szHint.flags |= USSize;
548	}	614	}
		615
549	if (flags & HeightValue) {	616	if (flags & HeightValue)
550	TermWin.nrow = BOUND_POSITIVE_INT16(h);	617	{
		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 ());
551	szHint.flags |= USSize;	622	szHint.flags |= USSize;
552	}	623	}
		624
553	if (flags & XValue) {	625	if (flags & XValue)
		626	{
554	szHint.x = x;	627	szHint.x = x;
555	szHint.flags |= USPosition;	628	szHint.flags |= USPosition;
		629
556	if (flags & XNegative) {	630	if (flags & XNegative)
		631	{
557	recalc_x = 1;	632	recalc_x = 1;
558	szHint.win_gravity = NorthEastGravity;	633	szHint.win_gravity = NorthEastGravity;
559	}	634	}
560	}	635	}
		636
561	if (flags & YValue) {	637	if (flags & YValue)
		638	{
562	szHint.y = y;	639	szHint.y = y;
563	szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
564	if (flags & YNegative) {	642	if (flags & YNegative)
		643	{
565	recalc_y = 1;	644	recalc_y = 1;
		645
566	if (szHint.win_gravity == NorthEastGravity)	646	if (szHint.win_gravity == NorthEastGravity)
567	szHint.win_gravity = SouthEastGravity;	647	szHint.win_gravity = SouthEastGravity;
568	else	648	else
569	szHint.win_gravity = SouthWestGravity;	649	szHint.win_gravity = SouthWestGravity;
570	}	650	}
571	}	651	}
572	}	652	}
		653
573	/* TODO: BOUNDS */	654	/* TODO: BOUNDS */
574	TermWin.width = TermWin.ncol * TermWin.fwidth;	655	width = ncol * fwidth;
575	TermWin.height = TermWin.nrow * TermWin.fheight;	656	height = nrow * fheight;
576	max_width = MAX_COLS * TermWin.fwidth;	657	max_width = MAX_COLS * fwidth;
577	max_height = MAX_ROWS * TermWin.fheight;	658	max_height = MAX_ROWS * fheight;
578		659
579	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	660	szHint.base_width = szHint.base_height = 2 * int_bwidth;
580		661
581	sb_w = mb_h = 0;
582	window_vt_x = window_vt_y = 0;	662	window_vt_x = window_vt_y = int_bwidth;
583	if (scrollbar_visible ()) {	663
		664	if (scrollBar.state)
		665	{
584	sb_w = scrollbar_TotalWidth();	666	int sb_w = scrollBar.total_width ();
585	szHint.base_width += sb_w;	667	szHint.base_width += sb_w;
		668
586	if (!(Options & Opt_scrollBar_right))	669	if (!option (Opt_scrollBar_right))
587	window_vt_x = sb_w;	670	window_vt_x += sb_w;
588	}	671	}
589	if (menubar_visible ()) {	672
590	mb_h = menuBar_TotalHeight();
591	szHint.base_height += mb_h;
592	window_vt_y = mb_h;
593	}
594	szHint.width_inc = TermWin.fwidth;	673	szHint.width_inc = fwidth;
595	szHint.height_inc = TermWin.fheight;	674	szHint.height_inc = fheight;
596	szHint.min_width = szHint.base_width + szHint.width_inc;	675	szHint.min_width = szHint.base_width + szHint.width_inc;
597	szHint.min_height = szHint.base_height + szHint.height_inc;	676	szHint.min_height = szHint.base_height + szHint.height_inc;
598		677
599	if (width && width - szHint.base_width < max_width) {	678	if (newwidth && newwidth - szHint.base_width < max_width)
		679	{
600	szHint.width = width;	680	szHint.width = newwidth;
601	TermWin.width = width - szHint.base_width;	681	width = newwidth - szHint.base_width;
602	} else {	682	}
603	MIN_IT(TermWin.width, max_width);	683	else
		684	{
		685	min_it (width, max_width);
604	szHint.width = szHint.base_width + TermWin.width;	686	szHint.width = szHint.base_width + width;
605	}	687	}
		688
606	if (height && height - szHint.base_height < max_height) {	689	if (newheight && newheight - szHint.base_height < max_height)
		690	{
607	szHint.height = height;	691	szHint.height = newheight;
608	TermWin.height = height - szHint.base_height;	692	height = newheight - szHint.base_height;
609	} else {	693	}
		694	else
		695	{
610	MIN_IT(TermWin.height, max_height);	696	min_it (height, max_height);
611	szHint.height = szHint.base_height + TermWin.height;	697	szHint.height = szHint.base_height + height;
612	}	698	}
613	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
614	window_sb_x = szHint.width - sb_w;
615		699
616	if (recalc_x)	700	if (recalc_x)
617	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	701	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
618	- szHint.width - 2 * TermWin.ext_bwidth);	702
619	if (recalc_y)	703	if (recalc_y)
620	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	704	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
621	- szHint.height - 2 * TermWin.ext_bwidth);
622		705
623	TermWin.ncol = TermWin.width / TermWin.fwidth;	706	ncol = width / fwidth;
624	TermWin.nrow = TermWin.height / TermWin.fheight;	707	nrow = height / fheight;
625	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626	TermWin.ncol, TermWin.nrow, szHint.width,
627	szHint.height));
628	return;
629	}	708	}
630		709
631	/*----------------------------------------------------------------------*/	710	/*----------------------------------------------------------------------*/
632	/*	711	/*
633	* Tell the teletype handler what size the window is.	712	* Tell the teletype handler what size the window is.
634	* Called after a window size change.	713	* Called after a window size change.
635	*/	714	*/
636	void	715	void
637	rxvt_term::tt_winch ()	716	rxvt_term::tt_winch ()
638	{	717	{
		718	if (pty->pty < 0)
		719	return;
		720
639	struct winsize ws;	721	struct winsize ws;
640		722
641	if (cmd_fd < 0)
642	return;
643
644	ws.ws_col = TermWin.ncol;	723	ws.ws_col = ncol;
645	ws.ws_row = TermWin.nrow;	724	ws.ws_row = nrow;
646	ws.ws_xpixel = ws.ws_ypixel = 0;	725	ws.ws_xpixel = width;
647	#ifndef DEBUG_SIZE	726	ws.ws_ypixel = height;
648	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	727	ioctl (pty->pty, TIOCSWINSZ, &ws);
649	#else	728
650	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	729	#if 0
651	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	730	// TIOCSWINSZ is supposed to do this automatically and correctly
652	# ifdef SIGWINCH
653	else if (cmd_pid) /* force through to the command */	731	if (cmd_pid) /* force through to the command */
654	kill (cmd_pid, SIGWINCH);	732	kill (-cmd_pid, SIGWINCH);
655	# endif
656	#endif	733	#endif
657	}	734	}
658		735
659	/*----------------------------------------------------------------------*/	736	/*----------------------------------------------------------------------*/
660	/* rxvt_change_font() - Switch to a new font */	737	/* set_fonts () - load and set the various fonts
661	/*	738	*
662	* init = 1 - initialize	739	* init = 1 - initialize
663	*	740	*
664	* fontname == FONT_UP - switch to bigger font	741	* fontname == FONT_UP - switch to bigger font
665	* fontname == FONT_DN - switch to smaller font	742	* fontname == FONT_DN - switch to smaller font
666	*/	743	*/
667	void	744	bool
668	rxvt_term::change_font (int init, const char *fontname)	745	rxvt_term::set_fonts ()
669	{	746	{
670	}	747	rxvt_fontset *fs = new rxvt_fontset (this);
		748	rxvt_fontprop prop;
671		749
		750	if (!fs
		751	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		752	|| !fs->realize_font (1))
		753	{
		754	delete fs;
		755	return false;
		756	}
		757
		758	#if ENABLE_STYLES
		759	for (int i = RS_styleCount; --i; )
		760	if (fontset[i] != fontset[0])
		761	delete fontset[i];
		762	#endif
		763
		764	delete fontset[0];
		765	fontset[0] = fs;
		766
		767	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		768	prop.height += lineSpace;
		769	prop.width += letterSpace;
		770
		771	fs->set_prop (prop, false);
		772
		773	fwidth = prop.width;
		774	fheight = prop.height;
		775	fbase = prop.ascent;
		776
		777	for (int style = 1; style < 4; style++)
		778	{
		779	#if ENABLE_STYLES
		780	const char *res = rs[Rs_font + style];
		781
		782	if (res && !*res)
		783	fontset[style] = fontset[0];
		784	else
		785	{
		786	fontset[style] = fs = new rxvt_fontset (this);
		787	rxvt_fontprop prop2 = prop;
		788
		789	if (res)
		790	{
		791	fs->populate (res);
		792	fs->set_prop (prop2, false);
		793	}
		794	else
		795	{
		796	fs->populate (fontset[0]->fontdesc);
		797
		798	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		799	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		800
		801	fs->set_prop (prop2, true);
		802	}
		803
		804	}
		805	#else
		806	fontset[style] = fontset[0];
		807	#endif
		808	}
		809
		810	if (parent[0])
		811	{
		812	resize_all_windows (0, 0, 0);
		813	scr_remap_chars ();
		814	scr_touch (true);
		815	}
		816
		817	return true;
		818	}
		819
672	void	820	void
673	rxvt_term::font_up_down (int n, int direction)	821	rxvt_term::set_string_property (Atom prop, const char *str, int len)
674	{	822	{
		823	XChangeProperty (dpy, parent[0],
		824	prop, XA_STRING, 8, PropModeReplace,
		825	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		826	}
		827
		828	void
		829	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		830	{
		831	XTextProperty ct;
		832
		833	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		834	{
		835	XSetTextProperty (dpy, parent[0], &ct, prop);
		836	XFree (ct.value);
		837	}
		838	}
		839
		840	void
		841	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		842	{
		843	wchar_t *ws = rxvt_mbstowcs (str, len);
		844	char *s = rxvt_wcstoutf8 (ws);
		845
		846	XChangeProperty (dpy, parent[0],
		847	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		848	(const unsigned char *)s, strlen (s));
		849
		850	free (s);
		851	free (ws);
675	}	852	}
676		853
677	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
678	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
679	/* xterm sequences - title, iconName, color (exptl) */	856	/* xterm sequences - title, iconName, color (exptl) */
680	void	857	void
681	rxvt_term::set_title (const char *str)	858	rxvt_term::set_title (const char *str)
682	{	859	{
683	#ifndef SMART_WINDOW_TITLE	860	set_mbstring_property (XA_WM_NAME, str);
684	XStoreName(Xdisplay, TermWin.parent[0], str);	861	#if ENABLE_EWMH
685	#else	862	set_utf8_property (xa[XA_NET_WM_NAME], str);
686	char *name;
687
688	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689	name = NULL;
690	if (name == NULL || STRCMP(name, str))
691	XStoreName(Xdisplay, TermWin.parent[0], str);
692	if (name)
693	XFree(name);
694	#endif	863	#endif
695	}	864	}
696		865
697	void	866	void
698	rxvt_term::set_iconName (const char *str)	867	rxvt_term::set_icon_name (const char *str)
699	{	868	{
700	#ifndef SMART_WINDOW_TITLE	869	set_mbstring_property (XA_WM_ICON_NAME, str);
701	XSetIconName(Xdisplay, TermWin.parent[0], str);	870	#if ENABLE_EWMH
702	#else	871	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703	char *name;
704
705	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706	name = NULL;
707	if (name == NULL || STRCMP(name, str))
708	XSetIconName(Xdisplay, TermWin.parent[0], str);
709	if (name)
710	XFree(name);
711	#endif	872	#endif
712	}	873	}
713		874
		875	void
		876	rxvt_term::set_window_color (int idx, const char *color)
		877	{
714	#ifdef XTERM_COLOR_CHANGE	878	#ifdef XTERM_COLOR_CHANGE
715	void
716	rxvt_term::set_window_color (int idx, const char *color)
717	{
718	rxvt_color xcol;	879	rxvt_color xcol;
719	int i;
720		880
721	if (color == NULL || *color == '\0')	881	if (color == NULL || *color == '\0')
722	return;	882	return;
723		883
		884	color = strdup (color);
		885	allocated.push_back ((void *)color);
		886	rs[Rs_color + idx] = color;
		887
724	/* handle color aliases */	888	/* handle color aliases */
725	if (isdigit(*color)) {	889	if (isdigit (*color))
		890	{
726	i = atoi(color);	891	int i = atoi (color);
727	if (i >= 8 && i <= 15) { /* bright colors */	892
728	i -= 8;	893	if (i >= 8 && i <= 15)
729	# ifndef NO_BRIGHTCOLOR	894	{
		895	/* bright colors */
730	PixColors[idx] = PixColors[minBrightCOLOR + i];	896	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
731	SET_PIXCOLOR(idx);
732	goto Done;	897	goto done;
733	# endif
734	}	898	}
735	if (i >= 0 && i <= 7) { /* normal colors */	899
		900	if (i >= 0 && i <= 7)
		901	{
		902	/* normal colors */
736	PixColors[idx] = PixColors[minCOLOR + i];	903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737	SET_PIXCOLOR(idx);
738	goto Done;	904	goto done;
739	}	905	}
740	}	906	}
741	if (!rXParseAllocColor (& xcol, color))
742	return;
743	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744		907
745	/*	908	set_color (xcol, color);
		909
		910	/*
746	* FIXME: should free colors here, but no idea how to do it so instead,	911	* FIXME: should free colors here, but no idea how to do it so instead,
747	* so just keep gobbling up the colormap	912	* so just keep gobbling up the colormap
748	*/	913	*/
749	# if 0
750	for (i = Color_Black; i <= Color_White; i++)
751	if (PixColors[idx] == PixColors[i])
752	break;
753	if (i > Color_White) {
754	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
755	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
756	DisplayPlanes(Xdisplay, Xscreen));
757	}
758	# endif
759		914
760	PixColors[idx] = xcol;	915	pix_colors_focused[idx] = xcol;
761	SET_PIXCOLOR(idx);
762		916
763	/* XSetWindowAttributes attr; */	917	done:
764	/* Cursor cursor; */
765	Done:
766	if (idx == Color_bg && !(Options & Opt_transparent))
767	XSetWindowBackground(Xdisplay, TermWin.vt,
768	PixColors[Color_bg]);
769
770	/* handle Color_BD, scrollbar background, etc. */	918	/*TODO: handle Color_BD, scrollbar background, etc. */
771		919
772	set_colorfgbg ();	920	update_fade_color (idx);
773	recolour_cursor ();	921	recolour_cursor ();
774	/* the only reasonable way to enforce a clean update */	922	scr_recolour ();
775	scr_poweron ();	923	#endif /* XTERM_COLOR_CHANGE */
776	}	924	}
777
778	#else
779	# define set_window_color (idx,color) ((void)0)
780	#endif /* XTERM_COLOR_CHANGE */
781		925
782	void	926	void
783	rxvt_term::recolour_cursor ()	927	rxvt_term::recolour_cursor ()
784	{	928	{
785	#if TODO	929	XColor fg, bg;
786	rxvt_color xcol[2];
787		930
788	xcol[0] = PixColors[Color_pointer];	931	(ISSET_PIXCOLOR (Color_pointer_fg)
789	xcol[1] = PixColors[Color_bg];	932	? pix_colors_focused[Color_pointer_fg]
790	XQueryColors (Xdisplay, XCMAP, xcol, 2);	933	: pix_colors_focused[Color_fg]).get (fg);
		934
		935	(ISSET_PIXCOLOR (Color_pointer_bg)
		936	? pix_colors_focused[Color_pointer_bg]
		937	: pix_colors_focused[Color_bg]).get (bg);
		938
791	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	939	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
792	#endif
793	}	940	}
794		941
795	/*----------------------------------------------------------------------*/	942	/*----------------------------------------------------------------------*/
796	/*	943	/*
797	* find if fg/bg matches any of the normal (low-intensity) colors	944	* find if fg/bg matches any of the normal (low-intensity) colors
798	*/	945	*/
799	void	946	void
800	rxvt_term::set_colorfgbg ()	947	rxvt_term::set_colorfgbg ()
801	{	948	{
802	unsigned int i;	949	unsigned int i;
803	const char *xpmb = "\0";	950	const char *xpmb = "";
804	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	951	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805		952
806	env_colorfgbg =	953	strcpy (fstr, "default");
807	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	954	strcpy (bstr, "default");
808	STRCPY(fstr, "default");
809	STRCPY(bstr, "default");
810	for (i = Color_Black; i <= Color_White; i++)	955	for (i = Color_Black; i <= Color_White; i++)
811	if (PixColors[Color_fg] == PixColors[i]) {	956	if (pix_colors[Color_fg] == pix_colors[i])
		957	{
812	sprintf(fstr, "%d", (i - Color_Black));	958	sprintf (fstr, "%d", (i - Color_Black));
813	break;	959	break;
814	}	960	}
		961
815	for (i = Color_Black; i <= Color_White; i++)	962	for (i = Color_Black; i <= Color_White; i++)
816	if (PixColors[Color_bg] == PixColors[i]) {	963	if (pix_colors[Color_bg] == pix_colors[i])
		964	{
817	sprintf(bstr, "%d", (i - Color_Black));	965	sprintf (bstr, "%d", (i - Color_Black));
818	#ifdef XPM_BACKGROUND	966	#ifdef BG_IMAGE_FROM_FILE
819	xpmb = "default;";	967	xpmb = "default;";
820	#endif	968	#endif
821	break;	969	break;
822	}	970	}
		971
823	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	972	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824	putenv(env_colorfgbg);
825
826	#ifndef NO_BRIGHTCOLOR
827	colorfgbg = DEFAULT_RSTYLE;
828	for (i = minCOLOR; i <= maxCOLOR; i++) {
829	if (PixColors[Color_fg] == PixColors[i])
830	colorfgbg = SET_FGCOLOR(colorfgbg, i);
831	if (PixColors[Color_bg] == PixColors[i])
832	colorfgbg = SET_BGCOLOR(colorfgbg, i);
833	}
834	#endif
835	}	973	}
836		974
837	/*----------------------------------------------------------------------*/	975	/*----------------------------------------------------------------------*/
838	/*
839	* Colour determination for low colour displays, routine from
840	* Hans de Goede <hans@highrise.nl>
841	*/
842		976
843	int	977	bool
844	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	978	rxvt_term::set_color (rxvt_color &color, const char *name)
845	{	979	{
846	if (!screen_in_out->set (this, colour)) {	980	if (color.set (this, name))
847	rxvt_print_error("can't allocate colour: %s", colour);
848	return false;
849	}
850
851	return true;	981	return true;
		982
		983	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		984	return false;
		985	}
		986
		987	void
		988	rxvt_term::alias_color (int dst, int src)
		989	{
		990	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
852	}	991	}
853		992
854	/* -------------------------------------------------------------------- *	993	/* -------------------------------------------------------------------- *
855	* - WINDOW RESIZING - *	994	* - WINDOW RESIZING - *
856	* -------------------------------------------------------------------- */	995	* -------------------------------------------------------------------- */
857	void	996	void
858	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	997	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	{	998	{
860	int fix_screen;	999	int fix_screen;
		1000	int old_width = szHint.width;
		1001	int old_height = szHint.height;
861		1002
862	#ifdef SMART_RESIZE
863	int old_width = szHint.width, old_height = szHint.height;
864	#endif
865
866	window_calc (width, height);	1003	window_calc (newwidth, newheight);
		1004
		1005	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1006
		1007	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1008	if (set_hint)
		1009	{
		1010	szHint.flags &= ~(PBaseSize | PResizeInc);
867	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1011	XSetWMNormalHints (dpy, parent[0], &szHint);
		1012	szHint.flags |= PBaseSize | PResizeInc;
		1013	}
		1014
868	if (!ignoreparent)	1015	if (!ignoreparent)
869	{	1016	{
870	#ifdef SMART_RESIZE	1017	#ifdef SMART_RESIZE
871	/*	1018	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1019	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
875	int x, y, x1, y1;	1022	int x, y, x1, y1;
876	int dx, dy;	1023	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1024	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1025	Window unused_cr;
879		1026
880	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1027	XTranslateCoordinates (dpy, parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1028	0, 0, &x, &y, &unused_cr);
882	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1029	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1030	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1031	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1032	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1033	* our position for handles and decorations. Counter it
887	*/	1034	*/
888	if (x1 != x || y1 != y) {	1035	if (x1 != x || y1 != y)
		1036	{
889	x -= x1;	1037	x -= x1;
890	y -= y1;	1038	y -= y1;
891	}	1039	}
892		1040
893	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1041	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1042	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895	dx = old_width - szHint.width;	1043	dx = old_width - szHint.width;
896	dy = old_height - szHint.height;	1044	dy = old_height - szHint.height;
897		1045
898	/* Check position of the center of the window */	1046	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1047	if (x < x1) /* left half */
900	dx = 0;	1048	dx = 0;
901	else if (x == x1) /* exact center */	1049	else if (x == x1) /* exact center */
902	dx /= 2;	1050	dx /= 2;
903	if (y < y1) /* top half */	1051	if (y < y1) /* top half */
904	dy = 0;	1052	dy = 0;
905	else if (y == y1) /* exact center */	1053	else if (y == y1) /* exact center */
906	dy /= 2;	1054	dy /= 2;
907		1055
908	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1056	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909	szHint.width, szHint.height);	1057	szHint.width, szHint.height);
910	#else	1058	#else
911	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1059	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912	szHint.height);
913	#endif	1060	#endif
914	}	1061	}
915		1062
916	fix_screen = (TermWin.ncol != prev_ncol	1063	if (set_hint)
917	|| TermWin.nrow != prev_nrow);	1064	XSetWMNormalHints (dpy, parent[0], &szHint);
918		1065
		1066	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1067
919	if (fix_screen || width != old_width || height != old_height)	1068	if (fix_screen || newwidth != old_width || newheight != old_height)
920	{	1069	{
921	if (scrollbar_visible ())	1070	if (scrollBar.state)
922	{	1071	scrollBar.resize ();
923	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
924	0, scrollbar_TotalWidth (), szHint.height);
925	resize_scrollbar ();
926	}
927		1072
928	if (menubar_visible ())	1073	XMoveResizeWindow (dpy, vt,
929	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1074	window_vt_x, window_vt_y,
930	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
931
932	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
933	window_vt_y, TermWin_TotalWidth (),
934	TermWin_TotalHeight ());	1075	width, height);
935	#ifdef RXVT_GRAPHICS	1076
936	if (old_height)	1077	#ifdef HAVE_BG_PIXMAP
937	Gr_Resize (old_width - szHint.base_width,	1078	if (bgPixmap.window_size_sensitive ())
938	old_height - szHint.base_height);	1079	update_background ();
939	#endif
940	scr_clear ();
941	#ifdef XPM_BACKGROUND
942	resize_pixmap ();
943	#endif	1080	#endif
944	}	1081	}
945		1082
946	if (fix_screen || old_height == 0)	1083	if (fix_screen || old_height == 0)
947	{
948	int curr_screen = -1;
949	int old_ncol = prev_ncol;
950
951	/* scr_reset only works on the primary screen */
952	if (old_height) /* this is not the first time through */
953	{
954	unsigned int ncol = TermWin.ncol;
955	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956	curr_screen = scr_change_screen (PRIMARY);
957	TermWin.ncol = ncol;
958	}
959
960	scr_reset();	1084	scr_reset ();
961		1085
962	if (curr_screen >= 0) /* this is not the first time through */	1086	#ifdef HAVE_BG_PIXMAP
963	{	1087	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
964	scr_change_screen (curr_screen);	1088	// if (bgPixmap.pixmap)
965	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1089	// scr_touch (false);
966	}	1090	#endif
967	}
968
969	old_width = szHint.width;
970	old_height = szHint.height;
971		1091
972	#ifdef USE_XIM	1092	#ifdef USE_XIM
973	IMSetStatusPosition ();	1093	IMSetPosition ();
974	#endif	1094	#endif
975	}	1095	}
976		1096
977	/*	1097	/*
978	* Set the width/height of the vt window in characters. Units are pixels.	1098	* Set the width/height of the vt window in characters. Units are pixels.
979	* good for toggling 80/132 columns	1099	* good for toggling 80/132 columns
980	*/	1100	*/
981	void	1101	void
982	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1102	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983	{	1103	{
984	XWindowAttributes wattr;	1104	XWindowAttributes wattr;
985		1105
986	if (width == 0 || height == 0) {	1106	if (newwidth == 0 || newheight == 0)
		1107	{
987	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1108	XGetWindowAttributes (dpy, display->root, &wattr);
		1109
988	if (width == 0)	1110	if (newwidth == 0)
989	width = wattr.width - szHint.base_width;	1111	newwidth = wattr.width - szHint.base_width;
990	if (height == 0)	1112	if (newheight == 0)
991	height = wattr.height - szHint.base_height;	1113	newheight = wattr.height - szHint.base_height;
		1114	}
		1115
		1116	if (newwidth != width || newheight != height)
992	}	1117	{
993	if (width != TermWin.width || height != TermWin.height) {
994	width += szHint.base_width;	1118	newwidth += szHint.base_width;
995	height += szHint.base_height;	1119	newheight += szHint.base_height;
996	resize_all_windows (width, height, 0);	1120	resize_all_windows (newwidth, newheight, 0);
997	}	1121	}
998	}	1122	}
999		1123
1000	/* -------------------------------------------------------------------- *	1124	/* -------------------------------------------------------------------- *
1001	* - X INPUT METHOD ROUTINES - *	1125	* - X INPUT METHOD ROUTINES - *
1002	* -------------------------------------------------------------------- */	1126	* -------------------------------------------------------------------- */
1003	#ifdef USE_XIM	1127	#ifdef USE_XIM
1004	void
1005	rxvt_term::set_size (XRectangle *size)
1006	{
1007	size->x = TermWin.int_bwidth;
1008	size->y = TermWin.int_bwidth;
1009	size->width = Width2Pixel(TermWin.ncol);
1010	size->height = Height2Pixel(TermWin.nrow);
1011	}
1012		1128
1013	void	1129	void
1014	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1130	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015	{	1131	{
1016	*fg = PixColors[Color_fg];	1132	fg = pix_colors [Color_fg];
1017	*bg = PixColors[Color_bg];	1133	bg = pix_colors [Color_bg];
		1134	}
		1135
		1136	void
		1137	rxvt_term::im_set_size (XRectangle &size)
		1138	{
		1139	// the int_bwidth terms make no sense to me
		1140	size.x = int_bwidth;
		1141	size.y = int_bwidth;
		1142	size.width = Width2Pixel (ncol) + int_bwidth;
		1143	size.height = Height2Pixel (nrow) + int_bwidth;
		1144	}
		1145
		1146	void
		1147	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1148	XRectangle &status_rect,
		1149	const XRectangle &needed_rect)
		1150	{
		1151	preedit_rect.x = needed_rect.width;
		1152	preedit_rect.y = 0;
		1153	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1154	preedit_rect.height = fheight;
		1155
		1156	status_rect.x = 0;
		1157	status_rect.y = 0;
		1158	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1159	status_rect.height = fheight;
1018	}	1160	}
1019		1161
1020	/* Checking whether input method is running. */	1162	/* Checking whether input method is running. */
1021	bool	1163	bool
1022	rxvt_term::IMisRunning ()	1164	rxvt_term::IMisRunning ()
1023	{	1165	{
1024	char *p;	1166	Atom atom;
1025	Atom atom;	1167	Window win;
1026	Window win;
1027	char server[IMBUFSIZ];	1168	char server[IMBUFSIZ];
1028		1169
1029	/* get current locale modifier */	1170	/* get current locale modifier */
1030	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1171	if (char *p = XSetLocaleModifiers (0))
		1172	{
1031	STRCPY(server, "@server=");	1173	strcpy (server, "@server=");
1032	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1174	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1175
1033	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1176	if (p = strchr (server + 1, '@')) /* first one only */
1034	*p = '\0';	1177	*p = '\0';
1035		1178
1036	atom = XInternAtom(Xdisplay, server, False);	1179	atom = XInternAtom (dpy, server, False);
1037	win = XGetSelectionOwner(Xdisplay, atom);	1180	win = XGetSelectionOwner (dpy, atom);
		1181
1038	if (win != None)	1182	if (win != None)
1039	return True;	1183	return True;
1040	}	1184	}
		1185
1041	return False;	1186	return False;
1042	}	1187	}
1043		1188
1044	void	1189	void
1045	rxvt_term::IMSendSpot ()	1190	rxvt_term::IMSendSpot ()
1046	{	1191	{
1047	XPoint spot;	1192	XPoint nspot;
1048	XVaNestedList preedit_attr;	1193	XVaNestedList preedit_attr;
1049		1194
1050	if (Input_Context == NULL	1195	if (!Input_Context
1051	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1196	|| !focus
1052	|| !(event_type == KeyPress	1197	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1053	|| event_type == Expose
1054	|| event_type == NoExpose
1055	|| event_type == SelectionNotify
1056	|| event_type == ButtonRelease || event_type == FocusIn)
1057	|| !IMisRunning ())
1058	return;	1198	return;
1059		1199
1060	set_position (&spot);	1200	im_set_position (nspot);
1061		1201
		1202	if (nspot.x == spot.x && nspot.y == spot.y)
		1203	return;
		1204
		1205	spot = nspot;
		1206
1062	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1207	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1208	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064	XFree(preedit_attr);	1209	XFree (preedit_attr);
1065	}	1210	}
1066		1211
1067	void	1212	void
1068	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1213	rxvt_term::im_destroy ()
1069	XRectangle * needed_rect)
1070	{	1214	{
1071	int mbh, vtx = 0;	1215	if (input_method)
		1216	{
		1217	if (Input_Context && input_method->xim)
		1218	XDestroyIC (Input_Context);
1072		1219
1073	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1220	display->put_xim (input_method);
1074	vtx = scrollbar_TotalWidth();	1221	input_method = 0;
		1222	}
1075		1223
1076	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1224	Input_Context = 0;
1077	mbh -= TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}	1225	}
1091		1226
1092	/* ARGSUSED */	1227	#ifdef ENABLE_XIM_ONTHESPOT
1093	/* EXTPROTO */	1228
1094	void	1229	static void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1230	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{	1231	{
1099	GET_R->Input_Context = NULL;	1232	((rxvt_term *)client_data)->make_current ();
1100	/* To avoid Segmentation Fault in C locale: Solaris only? */	1233	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1101	if (STRCMP (GET_R->locale, "C"))
1102	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103	rxvt_IMInstantiateCallback, NULL);
1104	}	1234	}
		1235
		1236	static void
		1237	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1238	{
		1239	((rxvt_term *)client_data)->make_current ();
		1240	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1241	}
		1242
		1243	static void
		1244	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1245	{
		1246	rxvt_term *term = (rxvt_term *)client_data;
		1247	XIMText *text = call_data->text;
		1248
		1249	term->make_current ();
		1250
		1251	if (text)
		1252	{
		1253	wchar_t *str;
		1254
		1255	if (!text->encoding_is_wchar && text->string.multi_byte)
		1256	{
		1257	// of course, X makes it ugly again
		1258	if (term->rs[Rs_imLocale])
		1259	SET_LOCALE (term->rs[Rs_imLocale]);
		1260
		1261	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1262	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1263
		1264	if (term->rs[Rs_imLocale])
		1265	SET_LOCALE (term->locale);
		1266	}
		1267	else
		1268	str = text->string.wide_char;
		1269
		1270	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1271	DT_INT, call_data->caret,
		1272	DT_INT, call_data->chg_first,
		1273	DT_INT, call_data->chg_length,
		1274	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1275	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1276	DT_END));
		1277	}
		1278	else
		1279	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1280	DT_INT, call_data->caret,
		1281	DT_INT, call_data->chg_first,
		1282	DT_INT, call_data->chg_length,
		1283	DT_END));
		1284	}
		1285
		1286	#if 0
		1287	static void
		1288	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1289	{
		1290	((rxvt_term *)client_data)->make_current ();
		1291	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1292	DT_INT, call_data->position,
		1293	DT_INT, call_data->direction,
		1294	DT_INT, call_data->style,
		1295	DT_END));
		1296	}
		1297	#endif
		1298
		1299	#endif
1105		1300
1106	/*	1301	/*
1107	* Try to open a XIM with the current modifiers, then see if we can	1302	* Try to open a XIM with the current modifiers, then see if we can
1108	* open a suitable preedit type	1303	* open a suitable preedit type
1109	*/	1304	*/
1110	bool	1305	bool
1111	rxvt_term::IM_get_IC ()	1306	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1307	{
1113	int i, j, found;	1308	int i, j, found;
1114	XIM xim;	1309	XIM xim;
1115	XPoint spot;	1310	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1311	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1312	unsigned long fg, bg;
1118	const char *p;	1313	const char *p;
1119	char **s;	1314	char **s;
1120	XIMStyles *xim_styles;	1315	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;	1316	#ifdef ENABLE_XIM_ONTHESPOT
1122	XIMCallback ximcallback;	1317	XIMCallback xcb[4];
		1318	#endif
1123		1319
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1320	set_environ (envv);
1125	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1321
1126	if (xim == NULL)	1322	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127	return False;	1323	return false;
1128		1324
		1325	input_method = display->get_xim (locale, modifiers);
		1326	if (input_method == NULL)
		1327	return false;
		1328
		1329	xim = input_method->xim;
		1330	spot.x = spot.y = -1;
		1331
1129	xim_styles = NULL;	1332	xim_styles = NULL;
1130	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1333	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1334	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1335	{
		1336	im_destroy ();
1133	return False;	1337	return false;
		1338	}
		1339
		1340	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1341
		1342	for (int pi = 0; pi < 2; pi++)
1134	}	1343	{
		1344	p = pet[pi];
1135		1345
1136	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1346	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1347	continue;
		1348
1138	s = rxvt_splitcommastring(p);	1349	s = rxvt_splitcommastring (p);
		1350
1139	for (i = found = 0; !found && s[i]; i++) {	1351	for (i = found = 0; !found && s[i]; i++)
		1352	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1353	if (!strcmp (s[i], "OverTheSpot"))
1141	input_style = (XIMPreeditPosition | XIMStatusNothing);	1354	input_style = XIMPreeditPosition | XIMStatusNothing;
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1355	else if (!strcmp (s[i], "OffTheSpot"))
1143	input_style = (XIMPreeditArea | XIMStatusArea);	1356	input_style = XIMPreeditArea | XIMStatusArea;
1144	else if (!STRCMP(s[i], "Root"))	1357	else if (!strcmp (s[i], "Root"))
1145	input_style = (XIMPreeditNothing | XIMStatusNothing);	1358	input_style = XIMPreeditNothing | XIMStatusNothing;
		1359	else if (!strcmp (s[i], "None"))
		1360	input_style = XIMPreeditNone | XIMStatusNone;
		1361	#ifdef ENABLE_XIM_ONTHESPOT
		1362	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1363	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1364	#endif
		1365	else
		1366	input_style = XIMPreeditNothing | XIMStatusNothing;
1146		1367
1147	for (j = 0; j < xim_styles->count_styles; j++)	1368	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (input_style == xim_styles->supported_styles[j]) {	1369	if (input_style == xim_styles->supported_styles[j])
		1370	{
		1371	rxvt_freecommastring (s);
		1372
1149	found = 1;	1373	found = 1;
1150	break;	1374	goto foundpet;
1151	}	1375	}
		1376
		1377	}
		1378
		1379	rxvt_freecommastring (s);
1152	}	1380	}
1153	for (i = 0; s[i]; i++)	1381
1154	free(s[i]);	1382	foundpet:
1155	free(s);	1383
1156	XFree(xim_styles);	1384	XFree (xim_styles);
1157		1385
1158	if (!found) {	1386	if (!found)
1159	XCloseIM(xim);	1387	{
		1388	im_destroy ();
1160	return False;	1389	return false;
		1390	}
		1391
		1392	XFontSet fs = 0;
		1393	XVaNestedList preedit_attr = 0, status_attr = 0;
		1394
		1395	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161	}	1396	{
		1397	// fake us a font-set, please
		1398	char **missing_charset_list;
		1399	int missing_charset_count;
		1400	char *def_string;
		1401	char pat[512];
1162		1402
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1403	sprintf (pat,
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1408	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1409	"*",
		1410	fheight,
		1411	fheight + 1, fheight - 1,
		1412	fheight - 2, fheight + 2);
1164		1413
1165	/* XXX: not sure why we need this (as well as IC one below) */	1414	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1415	&missing_charset_list, &missing_charset_count, &def_string);
1167		1416
1168	preedit_attr = status_attr = NULL;	1417	if (missing_charset_list)
		1418	XFreeStringList (missing_charset_list);
1169		1419
		1420	if (!fs)
		1421	{
		1422	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1423	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1424	}
		1425	}
		1426
1170	if (input_style & XIMPreeditPosition) {	1427	if (input_style & XIMPreeditPosition)
		1428	{
1171	set_size (&rect);	1429	im_set_size (rect);
1172	set_position (&spot);	1430	im_set_position (spot);
1173	set_color (&fg, &bg);	1431	im_set_color (fg, bg);
1174		1432
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1433	preedit_attr = XVaCreateNestedList (0,
		1434	XNForeground, fg,
		1435	XNBackground, bg,
		1436	XNArea, &rect,
1176	XNSpotLocation, &spot,	1437	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, TermWin.fontset,
1179	NULL);
1180	} else if (input_style & XIMPreeditArea) {
1181	set_color (&fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, TermWin.fontset,	1438	XNFontSet, fs,
1198	NULL);	1439	NULL);
1199	}	1440	}
1200	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1441	else if (input_style & XIMPreeditArea)
		1442	{
		1443	im_set_color (fg, bg);
		1444
		1445	/*
		1446	* The necessary width of preedit area is unknown
		1447	* until create input context.
		1448	*/
		1449	needed_rect.width = 0;
		1450	im_set_preedit_area (rect, status_rect, needed_rect);
		1451
		1452	preedit_attr = XVaCreateNestedList (0,
		1453	XNForeground, fg,
		1454	XNBackground, bg,
		1455	XNArea, &rect,
		1456	XNFontSet, fs,
		1457	NULL);
		1458	status_attr = XVaCreateNestedList (0,
		1459	XNForeground, fg,
		1460	XNBackground, bg,
		1461	XNArea, &status_rect,
		1462	XNFontSet, fs,
		1463	NULL);
		1464	}
		1465	#if ENABLE_XIM_ONTHESPOT
		1466	else if (input_style & XIMPreeditCallbacks)
		1467	{
		1468	im_set_position (spot);
		1469
		1470	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1471	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1472	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1473	# if 0
		1474	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1475	# endif
		1476
		1477	preedit_attr = XVaCreateNestedList (0,
		1478	XNSpotLocation, &spot,
		1479	XNPreeditStartCallback, &xcb[0],
		1480	XNPreeditDoneCallback , &xcb[1],
		1481	XNPreeditDrawCallback , &xcb[2],
		1482	# if 0
		1483	XNPreeditCaretCallback, &xcb[3],
		1484	# endif
		1485	NULL);
		1486	}
		1487	#endif
		1488
		1489	Input_Context = XCreateIC (xim,
		1490	XNInputStyle, input_style,
1201	XNClientWindow, TermWin.parent[0],	1491	XNClientWindow, vt,
1202	XNFocusWindow, TermWin.parent[0],	1492	XNFocusWindow, parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,	1493	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,	1494	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,	1495	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);	1496	status_attr, NULL);
1208	if (preedit_attr)	1497
1209	XFree(preedit_attr);	1498	if (preedit_attr) XFree (preedit_attr);
1210	if (status_attr)	1499	if (status_attr) XFree (status_attr);
1211	XFree(status_attr);	1500	if (fs) XFreeFontSet (dpy, fs);
		1501
1212	if (Input_Context == NULL) {	1502	if (Input_Context == NULL)
1213	rxvt_print_error("failed to create input context");	1503	{
1214	XCloseIM(xim);	1504	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1505	im_destroy ();
1215	return False;	1506	return false;
1216	}	1507	}
1217	if (input_style & XIMPreeditArea)	1508
		1509	#if 0
		1510	// unfortunately, only the focus window is used by XIM, hard to fix
		1511	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1512	vt_select_input ();
		1513	#endif
		1514
1218	IMSetStatusPosition ();	1515	IMSetPosition ();
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1516
1220	return True;	1517	return true;
1221	}	1518	}
1222		1519
1223	/*
1224	* X manual pages and include files don't match on some systems:
1225	* some think this is an XIDProc and others an XIMProc so we can't
1226	* use the first argument - need to update this to be nice for
1227	* both types via some sort of configure detection
1228	*/
1229	/* ARGSUSED */
1230	/* EXTPROTO */
1231	void	1520	void
1232	rxvt_IMInstantiateCallback(Display * unused	1521	rxvt_term::im_cb ()
1233	__attribute__ ((unused)), XPointer client_data
1234	__attribute__ ((unused)), XPointer call_data
1235	__attribute__ ((unused)))
1236	{	1522	{
1237	int i, found, had_im;	1523	int i;
1238	const char *p;	1524	const char *p;
1239	char **s;	1525	char **s;
1240	char buf[IMBUFSIZ];	1526	char buf[IMBUFSIZ];
1241		1527
1242	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1528	make_current ();
		1529
		1530	im_destroy ();
		1531
1243	if (GET_R->Input_Context)	1532	if (Input_Context)
1244	return;	1533	return;
1245		1534
1246	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247	if (GET_R->rs[Rs_imLocale])	1536	if (rs[Rs_imLocale])
1248	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1537	SET_LOCALE (rs[Rs_imLocale]);
1249	#endif	1538	#endif
1250		1539
1251	p = GET_R->rs[Rs_inputMethod];	1540	p = rs[Rs_inputMethod];
1252	if (p && *p)	1541	if (p && *p)
1253	{	1542	{
1254	bool found = false;	1543	bool found = false;
1255		1544
1256	s = rxvt_splitcommastring (p);	1545	s = rxvt_splitcommastring (p);
		1546
1257	for (i = 0; s[i]; i++)	1547	for (i = 0; s[i]; i++)
1258	{	1548	{
1259	if (*s[i])	1549	if (*s[i])
1260	{	1550	{
1261	STRCPY (buf, "@im=");	1551	strcpy (buf, "@im=");
1262	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1552	strncat (buf, s[i], IMBUFSIZ - 5);
1263	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1553	if (IM_get_IC (buf))
1264	{	1554	{
1265	found = true;	1555	found = true;
1266	break;	1556	break;
1267	}	1557	}
1268	}	1558	}
1269	}	1559	}
1270	for (i = 0; s[i]; i++)	1560
1271	free(s[i]);	1561	rxvt_freecommastring (s);
1272	free(s);
1273		1562
1274	if (found)	1563	if (found)
1275	goto done;	1564	goto done;
1276	}	1565	}
1277		1566
1278	/* try with XMODIFIERS env. var. */	1567	/* try with XMODIFIERS env. var. */
1279	if ((p = XSetLocaleModifiers ("")) && *p	1568	if (IM_get_IC (""))
1280	&& GET_R->IM_get_IC ())
1281	goto done;	1569	goto done;
1282		1570
1283	/* try with no modifiers base IF the user didn't specify an IM */	1571	/* try with no modifiers base IF the user didn't specify an IM */
1284	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1572	if (IM_get_IC ("@im=none"))
1285	&& GET_R->IM_get_IC () == True)
1286	goto done;	1573	goto done;
1287		1574
1288	done:	1575	done:
1289	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1576	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290	if (GET_R->rs[Rs_imLocale])	1577	if (rs[Rs_imLocale])
1291	setlocale (LC_CTYPE, GET_R->locale);	1578	SET_LOCALE (locale);
1292	#endif	1579	#endif
1293	}	1580	}
1294		1581
1295	void	1582	void
1296	rxvt_term::IMSetStatusPosition ()	1583	rxvt_term::IMSetPosition ()
1297	{	1584	{
1298	XRectangle preedit_rect, status_rect, *needed_rect;	1585	XRectangle preedit_rect, status_rect, *needed_rect;
1299	XVaNestedList preedit_attr, status_attr;	1586	XVaNestedList preedit_attr, status_attr;
1300		1587
1301	if (Input_Context == NULL	1588	if (!Input_Context
1302	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1589	|| !focus
		1590	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1303	|| !IMisRunning ())	1591	|| !IMisRunning ())
1304	return;	1592	return;
1305		1593
		1594	if (input_style & XIMPreeditPosition)
		1595	{
		1596	im_set_size (preedit_rect);
		1597	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1598
		1599	XSetICValues (Input_Context,
		1600	XNPreeditAttributes, preedit_attr, NULL);
		1601	}
		1602	else
		1603	{
1306	/* Getting the necessary width of preedit area */	1604	/* Getting the necessary width of preedit area */
1307	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1606	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309	XFree(status_attr);	1607	XFree (status_attr);
1310		1608
1311	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1609	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1610	XFree (needed_rect);
1312		1611
1313	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1612	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1613	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315		1614
1316	XSetICValues(Input_Context,	1615	XSetICValues (Input_Context,
1317	XNPreeditAttributes, preedit_attr,	1616	XNPreeditAttributes, preedit_attr,
1318	XNStatusAttributes, status_attr, NULL);	1617	XNStatusAttributes, status_attr,
		1618	NULL);
1319		1619
		1620	XFree (status_attr);
		1621	}
		1622
1320	XFree(preedit_attr);	1623	XFree (preedit_attr);
1321	XFree(status_attr);
1322	}	1624	}
1323	#endif /* USE_XIM */	1625	#endif /* USE_XIM */
1324		1626
1325	/*----------------------------------------------------------------------*/	1627	void
1326	rxvt_t rxvt_current_term;	1628	rxvt_term::get_window_origin (int &x, int &y)
		1629	{
		1630	Window cr;
		1631	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1632	}
		1633
		1634	Pixmap
		1635	rxvt_term::get_pixmap_property (int prop_id)
		1636	{
		1637	if (prop_id > 0 && prop_id < NUM_XA)
		1638	if (xa[prop_id])
		1639	{
		1640	int aformat;
		1641	unsigned long nitems, bytes_after;
		1642	Atom atype;
		1643	unsigned char *prop = NULL;
		1644	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1645	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1646	&nitems, &bytes_after, &prop);
		1647	if (result == Success && prop && atype == XA_PIXMAP)
		1648	return *(Pixmap *)prop;
		1649	}
		1650
		1651	return None;
		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	bgPixmap.invalidate ();
		1663
		1664	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1665
		1666	if (to_wait <= 0.)
		1667	bgPixmap.render ();
		1668	else
		1669	update_background_ev.start (to_wait);
		1670	}
		1671
		1672	void
		1673	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1674	{
		1675	make_current ();
		1676
		1677	update_background_ev.stop ();
		1678	bgPixmap.render ();
		1679	refresh_check ();
		1680	}
		1681
		1682	#endif /* HAVE_BG_PIXMAP */
1327		1683
1328	/*----------------------- end-of-file (C source) -----------------------*/	1684	/*----------------------- end-of-file (C source) -----------------------*/

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