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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.371 by sf-exg, Thu Jan 19 15:44:49 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.21 2004/01/29 23:26:01 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
49	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
50		61
51	void	62	bool
52	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
53	{	64	{
54	if (locale && STRNCMP (locale, curlocale, 128))	65	int size = strlen (locale) + 1;
55	{	66
56	STRNCPY (curlocale, locale, 128);	67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
		70	if (!locale || !memcmp (locale, curlocale, size))
		71	return false;
		72
		73	memcpy (curlocale, locale, size);
57	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
58	}	75	return true;
59	}	76	}
60		77
61	void *	78	void
62	rxvt_term::operator new (size_t s)	79	rxvt_push_locale (const char *locale) NOTHROW
63	{	80	{
64	void *p = malloc (s);	81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
65		84
66	MEMSET (p, 0, s);	85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
		91	#if ENABLE_COMBINING
		92	class rxvt_composite_vec rxvt_composite;
		93
		94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		95	{
		96	compose_char *cc;
		97
		98	// break compose chains, as stupid readline really likes to duplicate
		99	// composing characters for some reason, near the end of a line.
		100	cc = (*this)[c1];
		101	while (cc)
		102	{
		103	if (cc->c2 == c2) return c1;
		104	cc = (*this)[cc->c1];
		105	}
		106
		107	// check to see whether this combination already exists otherwise
		108	for (cc = v.begin (); cc < v.end (); cc++)
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111
		112	// allocate a new combination
		113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		114	{
		115	static int seen;
		116
		117	if (!seen++)
		118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		119
		120	return REPLACEMENT_CHAR;
		121	}
		122
		123	v.push_back (compose_char (c1, c2));
		124
		125	return v.size () - 1 + COMPOSE_LO;
		126	}
		127
		128	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		129	{
		130	compose_char *cc = (*this)[c];
		131
		132	if (!cc)
		133	{
		134	if (r) *r = c;
		135	return 1;
		136	}
		137
		138	int len = expand (cc->c1, r);
		139
		140	if (r) r += len;
		141
		142	if (cc->c2 != NOCHAR)
		143	{
		144	len++;
		145	if (r) *r++ = cc->c2;
		146	}
		147
67	return p;	148	return len;
68	}
69		149
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	150	}
		151	#endif
75		152
76	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	154	{
		155	#if HAVE_BG_PIXMAP
		156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		157	#endif
78	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
80	#endif	160	#endif
81	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		163	#endif
		164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		166	#endif
		167	#ifdef SELECTION_SCROLLING
		168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		169	#endif
		170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#ifdef USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
83	#endif	179	#endif
84	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
86	#endif	182	#endif
87	x_ev (this, &rxvt_term::x_cb),	183	#ifndef NO_BELL
88	check_ev (this, &rxvt_term::check_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
89	incr_ev (this, &rxvt_term::incr_cb),	185	#endif
90	pty_ev (this, &rxvt_term::pty_cb)	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
91	{	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		192
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		194
		195	termlist.push_back (this);
		196
		197	#ifdef KEYSYM_RESOURCE
		198	keyboard = new keyboard_manager;
		199	#endif
		200	}
		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
		207	if (cmd_pid)
		208	kill (-cmd_pid, SIGHUP);
		209
		210	pty_ev.stop ();
		211	delete pty; pty = 0;
93	}	212	}
94		213
95	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
96	{	215	{
		216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
		219
		220	#if ENABLE_STYLES
		221	for (int i = RS_styleCount; --i; )
		222	if (fontset[i] != fontset[0])
		223	delete fontset[i];
		224	#endif
		225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	if (display)
		232	{
		233	selection_clear ();
		234	selection_clear (true);
		235
		236	#ifdef USE_XIM
		237	im_destroy ();
		238	#endif
		239	scrollBar.destroy ();
		240	if (gc) XFreeGC (dpy, gc);
		241
		242	delete drawable;
		243	// destroy all windows
		244	if (parent)
		245	XDestroyWindow (dpy, parent);
		246
		247	for (int i = 0; i < TOTAL_COLORS; i++)
		248	if (ISSET_PIXCOLOR (i))
		249	{
		250	pix_colors_focused [i].free (this);
		251	#if OFF_FOCUS_FADING
		252	pix_colors_unfocused [i].free (this);
		253	#endif
		254	}
		255
		256	clear ();
		257
		258	display->flush (); /* ideally .put should do this */
		259	displays.put (display);
		260	}
		261
97	scr_release ();	262	scr_release ();
98		263
		264	/* clear all resources */
		265	for (int i = 0; i < allocated.size (); i++)
		266	free (allocated [i]);
		267
		268	free (selection.text);
		269	free (selection.clip_text);
99	free (locale);	270	free (locale);
100	free (codeset);	271	free (v_buffer);
101		272
102	#ifndef NO_SETOWNER_TTYDEV	273	delete selection_req;
103	rxvt_privileged_ttydev (this, RESTORE);
104	#endif
105	#ifdef UTMP_SUPPORT
106	rxvt_privileged_utmp (this, RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		274
116	if (cmd_fd >= 0)	275	delete envv;
117	close (cmd_fd);	276	delete argv;
118		277
119	if (Xfd >= 0)	278	#ifdef KEYSYM_RESOURCE
120	XCloseDisplay (Xdisplay);	279	delete keyboard;
		280	#endif
		281	#ifndef NO_RESOURCES
		282	XrmDestroyDatabase (option_db);
		283	#endif
		284	}
121		285
122	delete PixColors;	286	// child has exited, usually destroys
		287	void
		288	rxvt_term::child_cb (ev::child &w, int status)
		289	{
		290	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		291
		292	cmd_pid = 0;
		293
		294	if (!option (Opt_hold))
		295	destroy ();
123	}	296	}
124		297
125	void	298	void
126	rxvt_term::destroy ()	299	rxvt_term::destroy ()
127	{	300	{
		301	if (destroy_ev.is_active ())
		302	return;
		303
		304	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		305
		306	#if ENABLE_OVERLAY
		307	scr_overlay_off ();
		308	#endif
		309
		310	if (display)
		311	{
		312	#if USE_XIM
		313	im_ev.stop (display);
		314	#endif
		315	scrollbar_ev.stop (display);
		316	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		317	rootwin_ev.stop (display);
		318	#endif
		319	termwin_ev.stop (display);
		320	vt_ev.stop (display);
		321	}
		322
128	check_ev.stop ();	323	flush_ev.stop ();
129	pty_ev.stop ();	324	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	325	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	326	cursor_blink_ev.stop ();
133	#endif	327	#endif
134	#ifdef TEXT_BLINK	328	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	329	text_blink_ev.stop ();
136	#endif	330	#endif
		331	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		332	cont_scroll_ev.stop ();
		333	#endif
		334	#ifdef SELECTION_SCROLLING
		335	sel_scroll_ev.stop ();
		336	#endif
137	#ifdef POINTER_BLANK	337	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	338	pointer_ev.stop ();
139	#endif	339	#endif
140		340
141	destroy_ev.start (0);	341	destroy_ev.start ();
142	}	342	}
143		343
144	void	344	void
145	rxvt_term::destroy_cb (time_watcher &w)	345	rxvt_term::destroy_cb (ev::idle &w, int revents)
146	{	346	{
147	SET_R (this);	347	make_current ();
148		348
149	delete this;	349	delete this;
150	}	350	}
151		351
152	/*----------------------------------------------------------------------*/	352	void
153	/* rxvt_init() */	353	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
154	/* LIBPROTO */
155	rxvt_t
156	rxvt_init (int argc, const char *const *argv)
157	{	354	{
158	SET_R (new rxvt_term);	355	if (!opt)
159	dR;
160
161	if (!R->init_vars () || !R->init (argc, argv))
162	{
163	delete R;
164	return NULL;
165	}
166
167	return R;	356	return;
168	}
169		357
170	/* EXTPROTO */	358	uint8_t mask = 1 << (opt & 7);
171	void	359	uint8_t &val = options [opt >> 3];
172	rxvt_init_signals ()
173	{
174	/* install exit handler for cleanup */
175	#if 0
176	#ifdef HAVE_ATEXIT
177	atexit(rxvt_clean_exit);
178	#else
179	#endif
180	#endif
181		360
182	struct sigaction sa;	361	val = val & ~mask | (set ? mask : 0);
183
184	sigfillset (&sa.sa_mask);
185	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194	/* signal (SIGURG, SIG_DFL); */
195
196	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198	}
199
200	bool
201	rxvt_term::init (int argc, const char *const *argv)
202	{
203	/*
204	* Save and then give up any super-user privileges
205	* If we need privileges in any area then we must specifically request it.
206	* We should only need to be root in these cases:
207	* 1. write utmp entries on some systems
208	* 2. chown tty on some systems
209	*/
210	rxvt_privileges (this, SAVE);
211	rxvt_privileges (this, IGNORE);
212
213	init_secondary ();
214
215	const char **cmd_argv = init_resources (argc, argv);
216
217	set_locale ("");
218
219	#if (MENUBAR_MAX)
220	rxvt_menubar_read (this, rs[Rs_menu]);
221	#endif
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	scrollBar.setIdle (); /* set existence for size calculations */
225	#endif
226
227	create_windows (argc, argv);
228
229	init_xlocale ();
230
231	scr_reset (); /* initialize screen */
232	#ifdef RXVT_GRAPHICS
233	rxvt_Gr_reset (this); /* reset graphics */
234	#endif
235
236	#if 0
237	#ifdef DEBUG_X
238	XSynchronize(Xdisplay, True);
239	#endif
240	#endif
241
242	#ifdef HAVE_SCROLLBARS
243	if (Options & Opt_scrollBar)
244	resize_scrollbar (); /* create and map scrollbar */
245	#endif
246	#if (MENUBAR_MAX)
247	if (menubar_visible(r))
248	XMapWindow (Xdisplay, menuBar.win);
249	#endif
250	#ifdef TRANSPARENT
251	if (Options & Opt_transparent)
252	{
253	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254	rxvt_check_our_parents (this);
255	}
256	#endif
257	XMapWindow (Xdisplay, TermWin.vt);
258	XMapWindow (Xdisplay, TermWin.parent[0]);
259
260	init_env ();
261	init_command (cmd_argv);
262
263	x_ev.start (Xfd, EVENT_READ);
264	pty_ev.start (cmd_fd, EVENT_READ);
265
266	check_ev.start ();
267
268	process_x_events ();
269
270	return true;
271	}
272
273	/* ------------------------------------------------------------------------- *
274	* SIGNAL HANDLING & EXIT HANDLER *
275	* ------------------------------------------------------------------------- */
276	/*
277	* Catch a SIGCHLD signal and exit if the direct child has died
278	*/
279	/* ARGSUSED */
280	/* EXTPROTO */
281	RETSIGTYPE
282	rxvt_Child_signal(int sig __attribute__ ((unused)))
283	{
284	int pid, save_errno = errno;
285	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
286	;
287	errno = save_errno;
288
289	#if 0
290	if (pid == R->cmd_pid)
291	exit (EXIT_SUCCESS);
292	#endif
293	}
294
295	/*
296	* Catch a fatal signal and tidy up before quitting
297	*/
298	/* EXTPROTO */
299	RETSIGTYPE
300	rxvt_Exit_signal(int sig)
301	{
302	signal(sig, SIG_DFL);
303	#ifdef DEBUG_CMD
304	rxvt_print_error("signal %d", sig);
305	#endif
306	rxvt_clean_exit();
307	kill(getpid(), sig);
308	}
309
310	/* ARGSUSED */
311	/* INTPROTO */
312	int
313	rxvt_xerror_handler(const Display * display
314	__attribute__ ((unused)), const XErrorEvent * event)
315	{
316	dR;
317
318	if (R->allowedxerror == -1)
319	R->allowedxerror = event->error_code;
320	else
321	{
322	rxvt_print_error("XError: Request: %d . %d, Error: %d",
323	event->request_code, event->minor_code,
324	event->error_code);
325
326	R->destroy ();
327	}
328
329	return 0;
330	}	362	}
331		363
332	/*----------------------------------------------------------------------*/	364	/*----------------------------------------------------------------------*/
333	/*	365	/*
334	* Exit gracefully, clearing the utmp entry and restoring tty attributes	366	* Exit gracefully, clearing the utmp entry and restoring tty attributes
335	* TODO: if debugging, this should free up any known resources if we can	367	* TODO: if debugging, this should free up any known resources if we can
336	*/	368	*/
337	/* EXTPROTO */	369	static XErrorHandler old_xerror_handler;
338	void
339	rxvt_clean_exit ()
340	{
341	dR;
342		370
343	R->destroy ();	371	static void
344	}	372	rxvt_emergency_cleanup ()
345
346	/* ------------------------------------------------------------------------- *
347	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */
349	/* EXTPROTO */
350	void *
351	rxvt_malloc(size_t size)
352	{	373	{
353	void *p;	374	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		375	(*t)->emergency_cleanup ();
		376	}
354		377
355	p = malloc(size);	378	#if !ENABLE_MINIMAL
356	if (p)	379	static void
357	return p;	380	print_x_error (Display *dpy, XErrorEvent *event)
		381	{
		382	char buffer[BUFSIZ];
		383	char mesg[BUFSIZ];
		384	char number[32];
		385	const char mtype[] = "XlibMessage";
		386	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		387	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		388	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		389	rxvt_warn ("%s: %s\n", mesg, buffer);
		390	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		391	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		392	sprintf(number, "%d", event->request_code);
		393	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		394	rxvt_warn ("(which is %s)\n", buffer);
		395	if (event->request_code >= 128) {
		396	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		397	mesg, BUFSIZ);
		398	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		399	}
		400	if ((event->error_code == BadWindow) ||
		401	(event->error_code == BadPixmap) ||
		402	(event->error_code == BadCursor) ||
		403	(event->error_code == BadFont) ||
		404	(event->error_code == BadDrawable) ||
		405	(event->error_code == BadColor) ||
		406	(event->error_code == BadGC) ||
		407	(event->error_code == BadIDChoice) ||
		408	(event->error_code == BadValue) ||
		409	(event->error_code == BadAtom)) {
		410	if (event->error_code == BadValue)
		411	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		412	mesg, BUFSIZ);
		413	else if (event->error_code == BadAtom)
		414	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		415	mesg, BUFSIZ);
		416	else
		417	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		420	}
		421	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		422	mesg, BUFSIZ);
		423	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		424	}
		425	#endif
358		426
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	427	int
360	rxvt_clean_exit();	428	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		429	{
		430	if (GET_R->allowedxerror == -1)
		431	GET_R->allowedxerror = event->error_code;
		432	else
		433	{
		434	// GET_R is most likely not the terminal which caused the error,
		435	// so just output the error and continue
		436	#if ENABLE_MINIMAL
		437	old_xerror_handler (display, event);
		438	#else
		439	print_x_error (display, event);
		440	#endif
		441	}
		442
		443	return 0;
		444	}
		445
		446	int
		447	rxvt_xioerror_handler (Display *display)
		448	{
		449	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		450	DisplayString (display));
		451	rxvt_emergency_cleanup ();
361	exit(EXIT_FAILURE);	452	_exit (EXIT_FAILURE);
362	/* NOTREACHED */
363	}	453	}
364		454
365	/* EXTPROTO */	455	static struct sig_handlers
366	void *
367	rxvt_calloc(size_t number, size_t size)
368	{	456	{
369	void *p;	457	ev::sig sw_term, sw_int;
370		458
371	p = calloc(number, size);	459	/*
372	if (p)	460	* Catch a fatal signal and tidy up before quitting
373	return p;	461	*/
		462	void sig_term (ev::sig &w, int revents);
374		463
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	464	sig_handlers ()
376	rxvt_clean_exit();	465	{
377	exit(EXIT_FAILURE);	466	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
378	/* NOTREACHED */	467	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
379	}	468	}
		469	} sig_handlers;
380		470
381	/* EXTPROTO */
382	void *
383	rxvt_realloc(void *ptr, size_t size)
384	{
385	void *p;
386
387	if (ptr)
388	p = realloc(ptr, size);
389	else
390	p = malloc(size);
391	if (p)
392	return p;
393
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();
396	exit(EXIT_FAILURE);
397	/* NOTREACHED */
398	}
399
400	/* ------------------------------------------------------------------------- *
401	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void	471	void
406	rxvt_privileges(pR_ int mode)	472	sig_handlers::sig_term (ev::sig &w, int revents)
407	{	473	{
408	#if ! defined(__CYGWIN32__)	474	rxvt_emergency_cleanup ();
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	475	w.stop ();
410	/* setreuid() is the poor man's setuid(), seteuid() */	476	kill (getpid (), w.signum);
411	# define seteuid(a) setreuid(-1, (a))	477	}
412	# define setegid(a) setregid(-1, (a))	478
413	# define HAVE_SETEUID	479	static void
		480	rxvt_get_ttymode (struct termios *tio)
		481	{
		482	if (tcgetattr (STDIN_FILENO, tio) < 0)
		483	memset (tio, 0, sizeof (struct termios));
		484
		485	for (int i = 0; i < NCCS; i++)
		486	tio->c_cc[i] = VDISABLE;
		487
		488	tio->c_cc[VINTR] = CINTR;
		489	tio->c_cc[VQUIT] = CQUIT;
		490	tio->c_cc[VERASE] = CERASE;
		491	#ifdef VERASE2
		492	tio->c_cc[VERASE2] = CERASE2;
		493	#endif
		494	tio->c_cc[VKILL] = CKILL;
		495	tio->c_cc[VEOF] = CEOF;
		496	tio->c_cc[VSTART] = CSTART;
		497	tio->c_cc[VSTOP] = CSTOP;
		498	tio->c_cc[VSUSP] = CSUSP;
		499	# ifdef VDSUSP
		500	tio->c_cc[VDSUSP] = CDSUSP;
414	# endif	501	# endif
415	# ifdef HAVE_SETEUID	502	# ifdef VREPRINT
416	switch (mode) {	503	tio->c_cc[VREPRINT] = CRPRNT;
417	case IGNORE:
418	/*
419	* change effective uid/gid - not real uid/gid - so we can switch
420	* back to root later, as required
421	*/
422	seteuid(getuid());
423	setegid(getgid());
424	break;
425	case SAVE:
426	R->euid = geteuid();
427	R->egid = getegid();
428	break;
429	case RESTORE:
430	seteuid(R->euid);
431	setegid(R->egid);
432	break;
433	}
434	# else
435	switch (mode) {
436	case IGNORE:
437	setuid(getuid());
438	setgid(getgid());
439	/* FALLTHROUGH */
440	case SAVE:
441	/* FALLTHROUGH */
442	case RESTORE:
443	break;
444	}
445	# endif	504	# endif
446	#endif	505	# ifdef VDISCRD
447	}	506	tio->c_cc[VDISCRD] = CFLUSH;
448
449	#ifdef UTMP_SUPPORT
450	/* EXTPROTO */
451	void
452	rxvt_privileged_utmp(pR_ char action)
453	{
454	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455	action, R->next_utmp_action, getpid()));
456	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457	|| (R->Options & Opt_utmpInhibit)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462	if (action == SAVE) {
463	R->next_utmp_action = RESTORE;
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
465	} else { /* action == RESTORE */
466	R->next_utmp_action = IGNORE;
467	rxvt_cleanutent(aR);
468	}
469	rxvt_privileges(aR_ IGNORE);
470	}
471	#endif
472
473	#ifndef NO_SETOWNER_TTYDEV
474	/* EXTPROTO */
475	void
476	rxvt_privileged_ttydev(pR_ char action)
477	{
478	D_MAIN((stderr,
479	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480	action, R->next_tty_action, getpid()));
481	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482	|| R->ttydev == NULL || *R->ttydev == '\0')
483	return;
484
485	rxvt_privileges(aR_ RESTORE);
486
487	if (action == SAVE) {
488	R->next_tty_action = RESTORE;
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492	R->next_tty_action = IGNORE;
493	else
494	# endif	507	# endif
495	{	508	# ifdef VWERSE
496	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	509	tio->c_cc[VWERSE] = CWERASE;
497	chmod(R->ttydev, R->ttymode);
498	# ifdef HAVE_REVOKE
499	revoke(R->ttydev);
500	# endif	510	# endif
501	}	511	# ifdef VLNEXT
502	} else { /* action == RESTORE */	512	tio->c_cc[VLNEXT] = CLNEXT;
503	R->next_tty_action = IGNORE;
504	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505	chmod(R->ttydev, R->ttyfd_stat.st_mode);
506	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507	# else
508	chmod(R->ttydev,
509	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510	chown(R->ttydev, 0, 0);
511	# endif	513	# endif
512	}	514	# ifdef VSTATUS
513		515	tio->c_cc[VSTATUS] = CSTATUS;
514	rxvt_privileges(aR_ IGNORE);
515
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518	action == RESTORE ? "Restoring" : (action ==
519	SAVE ? "Saving" :
520	"UNKNOWN ERROR for"), R->ttydev,
521	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522	R->ttyfd_stat.st_gid));
523	# endif	516	# endif
524	}	517
		518	# if VMIN != VEOF
		519	tio->c_cc[VMIN] = 1;
525	#endif	520	# endif
		521	# if VTIME != VEOL
		522	tio->c_cc[VTIME] = 0;
		523	# endif
		524
		525	/* input modes */
		526	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		527	# ifdef IMAXBEL
		528	| IMAXBEL
		529	# endif
		530	| IXON);
		531
		532	/* output modes */
		533	tio->c_oflag = (OPOST | ONLCR);
		534
		535	/* control modes */
		536	tio->c_cflag = (CS8 | CREAD);
		537
		538	/* local modes */
		539	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		540	# if defined (ECHOCTL) && defined (ECHOKE)
		541	| ECHOCTL | ECHOKE
		542	# endif
		543	| ECHOE | ECHOK);
		544	}
		545
		546	char **rxvt_environ; // startup environment
		547
		548	void
		549	rxvt_init ()
		550	{
		551	assert (("fontMask must not overlap other RS masks",
		552	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		553
		554	rxvt_get_ttymode (&rxvt_term::def_tio);
		555
		556	// get rid of stdin/stdout as we don't need them, to free resources
		557	dup2 (STDERR_FILENO, STDIN_FILENO);
		558	dup2 (STDERR_FILENO, STDOUT_FILENO);
		559
		560	if (!ev_default_loop ())
		561	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		562
		563	rxvt_environ = environ;
		564
		565	signal (SIGHUP, SIG_IGN);
		566	signal (SIGPIPE, SIG_IGN);
		567
		568	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		569	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		570
		571	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		572	// TODO: handle this with exceptions and tolerate the memory loss
		573	XSetIOErrorHandler (rxvt_xioerror_handler);
		574
		575	XrmInitialize ();
		576	}
526		577
527	/*----------------------------------------------------------------------*/	578	/*----------------------------------------------------------------------*/
528	/*	579	/*
529	* window size/position calculcations for XSizeHint and other storage.	580	* window size/position calculations for XSizeHint and other storage.
530	* if width/height are non-zero then override calculated width/height	581	* if width/height are non-zero then override calculated width/height
531	*/	582	*/
532	void	583	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	584	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	585	{
535	short recalc_x, recalc_y;	586	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	587	int x, y, flags;
537	unsigned int w, h;	588	unsigned int w, h;
538	unsigned int max_width, max_height;	589	unsigned int max_width, max_height;
539		590
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	TermWin.ncol, TermWin.nrow, szHint.width,
542	szHint.height));
543	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	591	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	592	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	593	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		594
547	recalc_x = recalc_y = 0;	595	recalc_x = recalc_y = 0;
548	flags = 0;	596	flags = 0;
		597
549	if (!parsed_geometry) {	598	if (!parsed_geometry)
		599	{
550	parsed_geometry = 1;	600	parsed_geometry = 1;
		601
551	if (rs[Rs_geometry])	602	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	603	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		604
553	if (flags & WidthValue) {	605	if (flags & WidthValue)
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	606	{
		607	if (!w)
		608	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		609
		610	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
555	szHint.flags |= USSize;	611	szHint.flags |= USSize;
556	}	612	}
		613
557	if (flags & HeightValue) {	614	if (flags & HeightValue)
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	615	{
		616	if (!h)
		617	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		618
		619	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	620	szHint.flags |= USSize;
560	}	621	}
		622
561	if (flags & XValue) {	623	if (flags & XValue)
		624	{
562	szHint.x = x;	625	szHint.x = x;
563	szHint.flags |= USPosition;	626	szHint.flags |= USPosition;
		627
564	if (flags & XNegative) {	628	if (flags & XNegative)
		629	{
565	recalc_x = 1;	630	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	631	szHint.win_gravity = NorthEastGravity;
567	}	632	}
568	}	633	}
		634
569	if (flags & YValue) {	635	if (flags & YValue)
		636	{
570	szHint.y = y;	637	szHint.y = y;
571	szHint.flags |= USPosition;	638	szHint.flags |= USPosition;
		639
572	if (flags & YNegative) {	640	if (flags & YNegative)
		641	{
573	recalc_y = 1;	642	recalc_y = 1;
		643
574	if (szHint.win_gravity == NorthEastGravity)	644	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	645	szHint.win_gravity = SouthEastGravity;
576	else	646	else
577	szHint.win_gravity = SouthWestGravity;	647	szHint.win_gravity = SouthWestGravity;
578	}	648	}
579	}	649	}
580	}	650	}
		651
581	/* TODO: BOUNDS */	652	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	653	width = ncol * fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	654	height = nrow * fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	655	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	656	max_height = MAX_ROWS * fheight;
586		657
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	658	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		659
589	sb_w = mb_h = 0;
590	window_vt_x = window_vt_y = 0;	660	window_vt_x = window_vt_y = int_bwidth;
591	if (scrollbar_visible (this)) {	661
		662	if (scrollBar.state)
		663	{
592	sb_w = scrollbar_TotalWidth();	664	int sb_w = scrollBar.total_width ();
593	szHint.base_width += sb_w;	665	szHint.base_width += sb_w;
		666
594	if (!(Options & Opt_scrollBar_right))	667	if (!option (Opt_scrollBar_right))
595	window_vt_x = sb_w;	668	window_vt_x += sb_w;
596	}	669	}
597	if (menubar_visible (this)) {	670
598	mb_h = menuBar_TotalHeight();
599	szHint.base_height += mb_h;
600	window_vt_y = mb_h;
601	}
602	szHint.width_inc = TermWin.fwidth;	671	szHint.width_inc = fwidth;
603	szHint.height_inc = TermWin.fheight;	672	szHint.height_inc = fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	673	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	674	szHint.min_height = szHint.base_height + szHint.height_inc;
606		675
607	if (width && width - szHint.base_width < max_width) {	676	if (newwidth && newwidth - szHint.base_width < max_width)
		677	{
608	szHint.width = width;	678	szHint.width = newwidth;
609	TermWin.width = width - szHint.base_width;	679	width = newwidth - szHint.base_width;
610	} else {	680	}
611	MIN_IT(TermWin.width, max_width);	681	else
		682	{
		683	min_it (width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	684	szHint.width = szHint.base_width + width;
613	}	685	}
		686
614	if (height && height - szHint.base_height < max_height) {	687	if (newheight && newheight - szHint.base_height < max_height)
		688	{
615	szHint.height = height;	689	szHint.height = newheight;
616	TermWin.height = height - szHint.base_height;	690	height = newheight - szHint.base_height;
617	} else {	691	}
		692	else
		693	{
618	MIN_IT(TermWin.height, max_height);	694	min_it (height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	695	szHint.height = szHint.base_height + height;
620	}	696	}
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;
623		697
624	if (recalc_x)	698	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	699	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
626	- szHint.width - 2 * TermWin.ext_bwidth);	700
627	if (recalc_y)	701	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	702	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
629	- szHint.height - 2 * TermWin.ext_bwidth);
630		703
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	704	ncol = width / fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	705	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706
634	TermWin.ncol, TermWin.nrow, szHint.width,	707	// When the size of the vt window is not a multiple of the cell
635	szHint.height));	708	// size, i.e., when the wm does not honour our size hints, there are
636	return;	709	// extra areas not covered by the terminal screen. Such gaps, when a
		710	// bg pixmap is set, would have to be cleared manually to properly
		711	// refresh the background. We take the simpler route and shrink the
		712	// vt window so as to avoid creating gaps.
		713	vt_width = ncol * fwidth;
		714	vt_height = nrow * fheight;
637	}	715	}
638		716
639	/*----------------------------------------------------------------------*/	717	/*----------------------------------------------------------------------*/
640	/*	718	/*
641	* Tell the teletype handler what size the window is.	719	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	720	* Called after a window size change.
643	*/	721	*/
644	void	722	void
645	rxvt_term::tt_winch ()	723	rxvt_term::tt_winch ()
646	{	724	{
		725	if (pty->pty < 0)
		726	return;
		727
647	struct winsize ws;	728	struct winsize ws;
648		729
649	if (cmd_fd < 0)
650	return;
651
652	ws.ws_col = TermWin.ncol;	730	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	731	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	732	ws.ws_xpixel = vt_width;
655	#ifndef DEBUG_SIZE	733	ws.ws_ypixel = vt_height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	734	ioctl (pty->pty, TIOCSWINSZ, &ws);
		735
		736	#if 0
		737	// TIOCSWINSZ is supposed to do this automatically and correctly
		738	if (cmd_pid) /* force through to the command */
		739	kill (-cmd_pid, SIGWINCH);
		740	#endif
		741	}
		742
		743	/*----------------------------------------------------------------------*/
		744	/* load and set the various fonts */
		745	bool
		746	rxvt_term::set_fonts ()
		747	{
		748	rxvt_fontset *fs = new rxvt_fontset (this);
		749	rxvt_fontprop prop;
		750
		751	if (!fs
		752	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		753	|| !fs->realize_font (1))
		754	{
		755	delete fs;
		756	return false;
		757	}
		758
		759	#if ENABLE_STYLES
		760	for (int i = RS_styleCount; --i; )
		761	if (fontset[i] != fontset[0])
		762	delete fontset[i];
		763	#endif
		764
		765	delete fontset[0];
		766	fontset[0] = fs;
		767
		768	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		769	prop.height += lineSpace;
		770	prop.width += letterSpace;
		771
		772	fs->set_prop (prop, false);
		773
		774	fwidth = prop.width;
		775	fheight = prop.height;
		776	fbase = prop.ascent;
		777
		778	for (int style = 1; style < 4; style++)
		779	{
		780	#if ENABLE_STYLES
		781	const char *res = rs[Rs_font + style];
		782
		783	if (res && !*res)
		784	fontset[style] = fontset[0];
		785	else
		786	{
		787	fontset[style] = fs = new rxvt_fontset (this);
		788	rxvt_fontprop prop2 = prop;
		789
		790	if (res)
		791	{
		792	fs->populate (res);
		793	fs->set_prop (prop2, false);
		794	}
		795	else
		796	{
		797	fs->populate (fontset[0]->fontdesc);
		798
		799	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		800	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		801
		802	fs->set_prop (prop2, true);
		803	}
		804
		805	}
657	#else	806	#else
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	807	fontset[style] = fontset[0];
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);
663	# endif	808	#endif
664	#endif	809	}
665	}
666		810
667	/*----------------------------------------------------------------------*/	811	if (parent)
668	/* rxvt_change_font() - Switch to a new font */	812	{
669	/*	813	resize_all_windows (0, 0, 0);
670	* init = 1 - initialize	814	scr_remap_chars ();
671	*	815	scr_touch (true);
672	* fontname == FONT_UP - switch to bigger font	816	}
673	* fontname == FONT_DN - switch to smaller font
674	*/
675	/* EXTPROTO */
676	void
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{
679	}
680		817
681	/* INTPROTO */	818	return true;
		819	}
		820
682	void	821	void
683	rxvt_font_up_down(pR_ int n, int direction)	822	rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	823	{
		824	XChangeProperty (dpy, parent,
		825	prop, XA_STRING, 8, PropModeReplace,
		826	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		827	}
		828
		829	void
		830	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		831	{
		832	XTextProperty ct;
		833
		834	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		835	{
		836	XSetTextProperty (dpy, parent, &ct, prop);
		837	XFree (ct.value);
		838	}
		839	}
		840
		841	void
		842	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		843	{
		844	wchar_t *ws = rxvt_mbstowcs (str, len);
		845	char *s = rxvt_wcstoutf8 (ws);
		846
		847	XChangeProperty (dpy, parent,
		848	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		849	(const unsigned char *)s, strlen (s));
		850
		851	free (s);
		852	free (ws);
685	}	853	}
686		854
687	/*----------------------------------------------------------------------*/	855	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	857	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	858	void
692	rxvt_set_title(pR_ const char *str)	859	rxvt_term::set_title (const char *str)
693	{	860	{
694	#ifndef SMART_WINDOW_TITLE	861	set_mbstring_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	862	#if ENABLE_EWMH
696	#else	863	set_utf8_property (xa[XA_NET_WM_NAME], str);
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif	864	#endif
706	}	865	}
707		866
708	/* EXTPROTO */
709	void	867	void
710	rxvt_set_iconName(pR_ const char *str)	868	rxvt_term::set_icon_name (const char *str)
711	{	869	{
712	#ifndef SMART_WINDOW_TITLE	870	set_mbstring_property (XA_WM_ICON_NAME, str);
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	871	#if ENABLE_EWMH
714	#else	872	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif	873	#endif
724	}	874	}
725		875
		876	void
		877	rxvt_term::set_window_color (int idx, const char *color)
		878	{
726	#ifdef XTERM_COLOR_CHANGE	879	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;	880	rxvt_color xcol;
732	int i;
733		881
734	if (color == NULL || *color == '\0')	882	if (color == NULL || *color == '\0')
735	return;	883	return;
736		884
		885	color = strdup (color);
		886	allocated.push_back ((void *)color);
		887	rs[Rs_color + idx] = color;
		888
737	/* handle color aliases */	889	/* handle color aliases */
738	if (isdigit(*color)) {	890	if (isdigit (*color))
		891	{
739	i = atoi(color);	892	int i = atoi (color);
740	if (i >= 8 && i <= 15) { /* bright colors */	893
741	i -= 8;	894	if (i >= 8 && i <= 15)
742	# ifndef NO_BRIGHTCOLOR	895	{
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	896	/* bright colors */
744	SET_PIXCOLOR(R, idx);	897	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
745	goto Done;	898	goto done;
746	# endif
747	}	899	}
748	if (i >= 0 && i <= 7) { /* normal colors */	900
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];	901	if (i >= 0 && i <= 7)
750	SET_PIXCOLOR(R, idx);	902	{
		903	/* normal colors */
		904	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
751	goto Done;	905	goto done;
752	}	906	}
753	}	907	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757		908
758	/*	909	set_color (xcol, color);
		910
		911	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,	912	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap	913	* so just keep gobbling up the colormap
761	*/	914	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772		915
773	R->PixColors[idx] = xcol;	916	pix_colors_focused[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775		917
776	/* XSetWindowAttributes attr; */	918	done:
777	/* Cursor cursor; */
778	Done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */	919	/*TODO: handle Color_BD, scrollbar background, etc. */
784		920
785	rxvt_set_colorfgbg (aR);	921	update_fade_color (idx);
786	R->recolour_cursor ();	922	recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */	923	scr_recolour ();
788	rxvt_scr_poweron (aR);	924	#endif /* XTERM_COLOR_CHANGE */
789	}	925	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */
794		926
795	void	927	void
796	rxvt_term::recolour_cursor ()	928	rxvt_term::recolour_cursor ()
797	{	929	{
798	#if TODO	930	XColor fg, bg;
799	rxvt_color xcol[2];
800		931
801	xcol[0] = PixColors[Color_pointer];	932	(ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	933	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	934	: pix_colors_focused[Color_fg]).get (fg);
		935
		936	(ISSET_PIXCOLOR (Color_pointer_bg)
		937	? pix_colors_focused[Color_pointer_bg]
		938	: pix_colors_focused[Color_bg]).get (bg);
		939
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	940	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
805	#endif
806	}	941	}
807		942
808	/*----------------------------------------------------------------------*/	943	/*----------------------------------------------------------------------*/
809	/*	944	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	945	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	946	*/
812	/* INTPROTO */	947	char *
813	void
814	rxvt_set_colorfgbg(pR)	948	rxvt_term::get_colorfgbg ()
815	{	949	{
816	unsigned int i;	950	unsigned int i;
817	const char *xpmb = "\0";	951	const char *xpmb = "";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	952	char fstr[] = "default";
		953	char bstr[] = "default";
		954	char *env_colorfgbg;
819		955
820	R->env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");
823	STRCPY(bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	956	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	957	if (pix_colors[Color_fg] == pix_colors[i])
		958	{
826	sprintf(fstr, "%d", (i - Color_Black));	959	sprintf (fstr, "%d", i - Color_Black);
827	break;	960	break;
828	}	961	}
		962
829	for (i = Color_Black; i <= Color_White; i++)	963	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	964	if (pix_colors[Color_bg] == pix_colors[i])
		965	{
831	sprintf(bstr, "%d", (i - Color_Black));	966	sprintf (bstr, "%d", i - Color_Black);
832	#ifdef XPM_BACKGROUND	967	#ifdef BG_IMAGE_FROM_FILE
833	xpmb = "default;";	968	xpmb = "default;";
834	#endif	969	#endif
835	break;	970	break;
836	}	971	}
		972
		973	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	974	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);	975	return env_colorfgbg;
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	976	}
850		977
851	/*----------------------------------------------------------------------*/	978	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		979
857	/* EXTPROTO */	980	bool
858	int	981	rxvt_term::set_color (rxvt_color &color, const char *name)
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
860	{	982	{
861	screen_in_out->set(aR_ colour);	983	if (color.set (this, name))
862
863	if (!screen_in_out->set(aR_ colour)) {
864	rxvt_print_error("can't allocate colour: %s", colour);
865	return false;
866	}
867
868	return true;	984	return true;
		985
		986	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		987	return false;
		988	}
		989
		990	void
		991	rxvt_term::alias_color (int dst, int src)
		992	{
		993	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
869	}	994	}
870		995
871	/* -------------------------------------------------------------------- *	996	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	997	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	998	* -------------------------------------------------------------------- */
874	void	999	void
875	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1000	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
876	{	1001	{
877	int fix_screen;	1002	int fix_screen;
		1003	int old_width = szHint.width;
		1004	int old_height = szHint.height;
878		1005
879	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;
881	#endif
882
883	window_calc (width, height);	1006	window_calc (newwidth, newheight);
		1007
		1008	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1009
		1010	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1011	if (set_hint)
		1012	{
		1013	szHint.flags &= ~(PBaseSize | PResizeInc);
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1014	XSetWMNormalHints (dpy, parent, &szHint);
		1015	szHint.flags |= PBaseSize | PResizeInc;
		1016	}
		1017
885	if (!ignoreparent)	1018	if (!ignoreparent)
886	{	1019	{
887	#ifdef SMART_RESIZE	1020	#ifdef SMART_RESIZE
888	/*	1021	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1022	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1025	int x, y, x1, y1;
893	int dx, dy;	1026	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1027	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1028	Window unused_cr;
896		1029
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1030	XTranslateCoordinates (dpy, parent, display->root,
898	0, 0, &x, &y, &unused_cr);	1031	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1032	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1033	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1034	/*
902	* if Xroot isn't the parent window, a WM will probably have offset	1035	* if display->root isn't the parent window, a WM will probably have offset
903	* our position for handles and decorations. Counter it	1036	* our position for handles and decorations. Counter it
904	*/	1037	*/
905	if (x1 != x || y1 != y) {	1038	if (x1 != x || y1 != y)
		1039	{
906	x -= x1;	1040	x -= x1;
907	y -= y1;	1041	y -= y1;
908	}	1042	}
909		1043
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1044	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1045	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1046	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1047	dy = old_height - szHint.height;
914		1048
915	/* Check position of the center of the window */	1049	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1050	if (x < x1) /* left half */
917	dx = 0;	1051	dx = 0;
918	else if (x == x1) /* exact center */	1052	else if (x == x1) /* exact center */
919	dx /= 2;	1053	dx /= 2;
920	if (y < y1) /* top half */	1054	if (y < y1) /* top half */
921	dy = 0;	1055	dy = 0;
922	else if (y == y1) /* exact center */	1056	else if (y == y1) /* exact center */
923	dy /= 2;	1057	dy /= 2;
924		1058
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1059	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
926	szHint.width, szHint.height);	1060	szHint.width, szHint.height);
927	#else	1061	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1062	XResizeWindow (dpy, parent, szHint.width, szHint.height);
929	szHint.height);
930	#endif	1063	#endif
931	}	1064	}
932		1065
933	fix_screen = (TermWin.ncol != prev_ncol	1066	if (set_hint)
934	|| TermWin.nrow != prev_nrow);	1067	XSetWMNormalHints (dpy, parent, &szHint);
935		1068
		1069	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1070
936	if (fix_screen || width != old_width || height != old_height)	1071	if (fix_screen || newwidth != old_width || newheight != old_height)
937	{	1072	{
938	if (scrollbar_visible (this))	1073	if (scrollBar.state)
939	{	1074	scrollBar.resize ();
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
941	0, scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();
943	}
944		1075
945	if (menubar_visible (this))	1076	XMoveResizeWindow (dpy, vt,
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1077	window_vt_x, window_vt_y,
947	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1078	vt_width, vt_height);
948		1079
949	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1080	#ifdef HAVE_BG_PIXMAP
950	window_vt_y, TermWin_TotalWidth (),	1081	if (bg_window_size_sensitive ())
951	TermWin_TotalHeight ());	1082	update_background ();
952	#ifdef RXVT_GRAPHICS
953	if (old_height)
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,
955	old_height - szHint.base_height);
956	#endif
957	scr_clear ();
958	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);
960	#endif	1083	#endif
961	}	1084	}
962		1085
963	if (fix_screen || old_height == 0)	1086	if (fix_screen || old_height == 0)
964	{
965	int curr_screen = -1;
966	int old_ncol = prev_ncol;
967
968	/* scr_reset only works on the primary screen */
969	if (old_height) /* this is not the first time through */
970	{
971	unsigned int ncol = TermWin.ncol;
972	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973	curr_screen = rxvt_scr_change_screen (this, PRIMARY);
974	TermWin.ncol = ncol;
975	}
976
977	scr_reset();	1087	scr_reset ();
978
979	if (curr_screen >= 0) /* this is not the first time through */
980	{
981	rxvt_scr_change_screen (this, curr_screen);
982	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);
983	}
984	}
985
986	old_width = szHint.width;
987	old_height = szHint.height;
988		1088
989	#ifdef USE_XIM	1089	#ifdef USE_XIM
990	rxvt_IMSetStatusPosition (this);	1090	im_set_position ();
991	#endif	1091	#endif
992	}	1092	}
993		1093
994	/*	1094	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1095	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1096	* good for toggling 80/132 columns
997	*/	1097	*/
998	/* EXTPROTO */
999	void	1098	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1099	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001	{	1100	{
1002	XWindowAttributes wattr;	1101	XWindowAttributes wattr;
1003		1102
1004	if (width == 0 || height == 0) {	1103	if (newwidth == 0 || newheight == 0)
		1104	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1105	XGetWindowAttributes (dpy, display->root, &wattr);
		1106
1006	if (width == 0)	1107	if (newwidth == 0)
1007	width = wattr.width - R->szHint.base_width;	1108	newwidth = wattr.width - szHint.base_width;
1008	if (height == 0)	1109	if (newheight == 0)
1009	height = wattr.height - R->szHint.base_height;	1110	newheight = wattr.height - szHint.base_height;
		1111	}
		1112
		1113	if (newwidth != vt_width || newheight != vt_height)
1010	}	1114	{
1011	if (width != R->TermWin.width || height != R->TermWin.height) {
1012	width += R->szHint.base_width;	1115	newwidth += szHint.base_width;
1013	height += R->szHint.base_height;	1116	newheight += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1117	resize_all_windows (newwidth, newheight, 0);
1015	}	1118	}
1016	}	1119	}
1017		1120
1018	/* -------------------------------------------------------------------- *	1121	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1122	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1123	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1124	#ifdef USE_XIM
1022	void
1023	rxvt_term::set_size (XRectangle *size)
1024	{
1025	size->x = TermWin.int_bwidth;
1026	size->y = TermWin.int_bwidth;
1027	size->width = Width2Pixel(TermWin.ncol);
1028	size->height = Height2Pixel(TermWin.nrow);
1029	}
1030		1125
1031	void	1126	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1127	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033	{	1128	{
1034	*fg = PixColors[Color_fg];	1129	fg = pix_colors [Color_fg];
1035	*bg = PixColors[Color_bg];	1130	bg = pix_colors [Color_bg];
		1131	}
		1132
		1133	void
		1134	rxvt_term::im_set_size (XRectangle &size)
		1135	{
		1136	// the int_bwidth terms make no sense to me
		1137	size.x = int_bwidth;
		1138	size.y = int_bwidth;
		1139	size.width = Width2Pixel (ncol) + int_bwidth;
		1140	size.height = Height2Pixel (nrow) + int_bwidth;
		1141	}
		1142
		1143	void
		1144	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1145	XRectangle &status_rect,
		1146	const XRectangle &needed_rect)
		1147	{
		1148	preedit_rect.x = needed_rect.width;
		1149	preedit_rect.y = 0;
		1150	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1151	preedit_rect.height = fheight;
		1152
		1153	status_rect.x = 0;
		1154	status_rect.y = 0;
		1155	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1156	status_rect.height = fheight;
1036	}	1157	}
1037		1158
1038	/* Checking whether input method is running. */	1159	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1160	bool
1041	rxvt_IMisRunning(pR)	1161	rxvt_term::im_is_running ()
1042	{	1162	{
1043	char *p;	1163	Atom atom;
1044	Atom atom;	1164	Window win;
1045	Window win;
1046	char server[IMBUFSIZ];	1165	char server[IMBUFSIZ];
1047		1166
1048	/* get current locale modifier */	1167	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1168	if (char *p = XSetLocaleModifiers (0))
		1169	{
1050	STRCPY(server, "@server=");	1170	strcpy (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1171	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1172
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1173	if (p = strchr (server + 1, '@')) /* first one only */
1053	*p = '\0';	1174	*p = '\0';
1054		1175
1055	atom = XInternAtom(R->Xdisplay, server, False);	1176	atom = XInternAtom (dpy, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1177	win = XGetSelectionOwner (dpy, atom);
		1178
1057	if (win != None)	1179	if (win != None)
1058	return True;	1180	return true;
1059	}	1181	}
		1182
1060	return False;	1183	return false;
1061	}	1184	}
1062		1185
1063	/* EXTPROTO */
1064	void	1186	void
1065	rxvt_IMSendSpot(pR)	1187	rxvt_term::im_send_spot ()
1066	{	1188	{
1067	XPoint spot;	1189	XPoint nspot;
1068	XVaNestedList preedit_attr;	1190	XVaNestedList preedit_attr;
1069		1191
1070	if (R->Input_Context == NULL	1192	if (!Input_Context
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1193	|| !focus
1072	|| !(R->event_type == KeyPress	1194	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1073	|| R->event_type == Expose
1074	|| R->event_type == NoExpose
1075	|| R->event_type == SelectionNotify
1076	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1077	|| !rxvt_IMisRunning(aR))
1078	return;	1195	return;
1079		1196
1080	R->set_position (&spot);	1197	im_set_position (nspot);
1081		1198
		1199	if (nspot.x == spot.x && nspot.y == spot.y)
		1200	return;
		1201
		1202	spot = nspot;
		1203
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1204	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1205	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1206	XFree (preedit_attr);
1085	}	1207	}
1086		1208
1087	void	1209	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1210	rxvt_term::im_destroy ()
1089	XRectangle * needed_rect)
1090	{	1211	{
1091	int mbh, vtx = 0;	1212	if (input_method)
		1213	{
		1214	if (Input_Context && input_method->xim)
		1215	XDestroyIC (Input_Context);
1092		1216
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1217	display->put_xim (input_method);
1094	vtx = scrollbar_TotalWidth();	1218	input_method = 0;
		1219	}
1095		1220
1096	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097	mbh -= TermWin.lineSpace;
1098
1099	preedit_rect->x = needed_rect->width + vtx;
1100	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103	preedit_rect->height = Height2Pixel(1);
1104
1105	status_rect->x = vtx;
1106	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109	status_rect->height = Height2Pixel(1);
1110	}
1111
1112	/* ARGSUSED */
1113	/* INTPROTO */
1114	void
1115	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116	__attribute__ ((unused)), XPointer call_data
1117	__attribute__ ((unused)))
1118	{
1119	dR;
1120
1121	R->Input_Context = NULL;	1221	Input_Context = 0;
1122	/* To avoid Segmentation Fault in C locale: Solaris only? */
1123	if (STRCMP(R->locale, "C"))
1124	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125	rxvt_IMInstantiateCallback, NULL);
1126	}	1222	}
		1223
		1224	#ifdef ENABLE_XIM_ONTHESPOT
		1225
		1226	static void
		1227	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1228	{
		1229	((rxvt_term *)client_data)->make_current ();
		1230	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1231	}
		1232
		1233	static void
		1234	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1235	{
		1236	((rxvt_term *)client_data)->make_current ();
		1237	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1238	}
		1239
		1240	static void
		1241	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1242	{
		1243	rxvt_term *term = (rxvt_term *)client_data;
		1244	XIMText *text = call_data->text;
		1245
		1246	term->make_current ();
		1247
		1248	if (text)
		1249	{
		1250	wchar_t *str;
		1251
		1252	if (!text->encoding_is_wchar && text->string.multi_byte)
		1253	{
		1254	// of course, X makes it ugly again
		1255	if (term->rs[Rs_imLocale])
		1256	SET_LOCALE (term->rs[Rs_imLocale]);
		1257
		1258	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1259	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1260
		1261	if (term->rs[Rs_imLocale])
		1262	SET_LOCALE (term->locale);
		1263	}
		1264	else
		1265	str = text->string.wide_char;
		1266
		1267	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1268	DT_INT, call_data->caret,
		1269	DT_INT, call_data->chg_first,
		1270	DT_INT, call_data->chg_length,
		1271	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1272	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1273	DT_END));
		1274	}
		1275	else
		1276	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1277	DT_INT, call_data->caret,
		1278	DT_INT, call_data->chg_first,
		1279	DT_INT, call_data->chg_length,
		1280	DT_END));
		1281	}
		1282
		1283	#if 0
		1284	static void
		1285	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1289	DT_INT, call_data->position,
		1290	DT_INT, call_data->direction,
		1291	DT_INT, call_data->style,
		1292	DT_END));
		1293	}
		1294	#endif
		1295
		1296	#endif
1127		1297
1128	/*	1298	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1299	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1300	* open a suitable preedit type
1131	*/	1301	*/
1132	static Bool	1302	bool
1133	rxvt_IM_get_IC (pR)	1303	rxvt_term::im_get_ic (const char *modifiers)
1134	{	1304	{
1135	int i, j, found;	1305	int i, j, found;
1136	XIM xim;	1306	XIM xim;
1137	XPoint spot;	1307	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1308	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1309	unsigned long fg, bg;
1140	const char *p;	1310	const char *p;
1141	char **s;	1311	char **s;
1142	XIMStyles *xim_styles;	1312	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;
1144	XIMCallback ximcallback;
1145		1313
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1314	set_environ (envv);
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1315
1148	if (xim == NULL)	1316	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1149	return False;	1317	return false;
1150		1318
		1319	input_method = display->get_xim (locale, modifiers);
		1320	if (input_method == NULL)
		1321	return false;
		1322
		1323	xim = input_method->xim;
		1324	spot.x = spot.y = -1;
		1325
1151	xim_styles = NULL;	1326	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1327	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1328	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1329	{
		1330	im_destroy ();
1155	return False;	1331	return false;
		1332	}
		1333
		1334	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1335
		1336	for (int pi = 0; pi < 2; pi++)
1156	}	1337	{
		1338	p = pet[pi];
1157		1339
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1340	if (!p)
1159	: "OverTheSpot,OffTheSpot,Root";	1341	continue;
1160	s = rxvt_splitcommastring(p);	1342
		1343	s = rxvt_strsplit (',', p);
		1344
1161	for (i = found = 0; !found && s[i]; i++) {	1345	for (i = found = 0; !found && s[i]; i++)
		1346	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1347	if (!strcmp (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1348	input_style = XIMPreeditPosition | XIMStatusNothing;
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1349	else if (!strcmp (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1350	input_style = XIMPreeditArea | XIMStatusArea;
1166	else if (!STRCMP(s[i], "Root"))	1351	else if (!strcmp (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1352	input_style = XIMPreeditNothing | XIMStatusNothing;
		1353	else if (!strcmp (s[i], "None"))
		1354	input_style = XIMPreeditNone | XIMStatusNone;
		1355	#ifdef ENABLE_XIM_ONTHESPOT
		1356	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1357	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1358	#endif
		1359	else
		1360	input_style = XIMPreeditNothing | XIMStatusNothing;
1168		1361
1169	for (j = 0; j < xim_styles->count_styles; j++)	1362	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1363	if (input_style == xim_styles->supported_styles[j])
		1364	{
		1365	rxvt_free_strsplit (s);
		1366
1171	found = 1;	1367	found = 1;
1172	break;	1368	goto foundpet;
1173	}	1369	}
		1370
		1371	}
		1372
		1373	rxvt_free_strsplit (s);
1174	}	1374	}
1175	for (i = 0; s[i]; i++)	1375
1176	free(s[i]);	1376	foundpet:
1177	free(s);	1377
1178	XFree(xim_styles);	1378	XFree (xim_styles);
1179		1379
1180	if (!found) {	1380	if (!found)
1181	XCloseIM(xim);	1381	{
		1382	im_destroy ();
1182	return False;	1383	return false;
		1384	}
		1385
		1386	XFontSet fs = 0;
		1387	XVaNestedList preedit_attr = 0, status_attr = 0;
		1388
		1389	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183	}	1390	{
		1391	// fake us a font-set, please
		1392	char **missing_charset_list;
		1393	int missing_charset_count;
		1394	char *def_string;
		1395	char pat[512];
1184		1396
1185	ximcallback.callback = rxvt_IMDestroyCallback;	1397	sprintf (pat,
		1398	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1399	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"*",
		1404	fheight,
		1405	fheight + 1, fheight - 1,
		1406	fheight - 2, fheight + 2);
1186		1407
1187	/* XXX: not sure why we need this (as well as IC one below) */	1408	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1409	&missing_charset_list, &missing_charset_count, &def_string);
1189		1410
1190	preedit_attr = status_attr = NULL;	1411	if (missing_charset_list)
		1412	XFreeStringList (missing_charset_list);
1191		1413
		1414	if (!fs)
		1415	{
		1416	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1417	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1418	}
		1419	}
		1420
1192	if (R->input_style & XIMPreeditPosition) {	1421	if (input_style & XIMPreeditPosition)
		1422	{
1193	R->set_size (&rect);	1423	im_set_size (rect);
1194	R->set_position (&spot);	1424	im_set_position (spot);
1195	R->set_color (&fg, &bg);	1425	im_set_color (fg, bg);
1196		1426
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1427	preedit_attr = XVaCreateNestedList (0,
		1428	XNForeground, fg,
		1429	XNBackground, bg,
		1430	XNArea, &rect,
1198	XNSpotLocation, &spot,	1431	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,	1432	XNFontSet, fs,
1201	NULL);
1202	} else if (R->input_style & XIMPreeditArea) {
1203	R->set_color (&fg, &bg);
1204
1205	/*
1206	* The necessary width of preedit area is unknown
1207	* until create input context.
1208	*/
1209	needed_rect.width = 0;
1210
1211	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214	XNForeground, fg, XNBackground, bg,
1215	//XNFontSet, R->TermWin.fontset,
1216	NULL);
1217	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218	XNForeground, fg, XNBackground, bg,
1219	//XNFontSet, R->TermWin.fontset,
1220	NULL);	1433	NULL);
1221	}	1434	}
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1435	else if (input_style & XIMPreeditArea)
		1436	{
		1437	im_set_color (fg, bg);
		1438
		1439	/*
		1440	* The necessary width of preedit area is unknown
		1441	* until create input context.
		1442	*/
		1443	needed_rect.width = 0;
		1444	im_set_preedit_area (rect, status_rect, needed_rect);
		1445
		1446	preedit_attr = XVaCreateNestedList (0,
		1447	XNForeground, fg,
		1448	XNBackground, bg,
		1449	XNArea, &rect,
		1450	XNFontSet, fs,
		1451	NULL);
		1452	status_attr = XVaCreateNestedList (0,
		1453	XNForeground, fg,
		1454	XNBackground, bg,
		1455	XNArea, &status_rect,
		1456	XNFontSet, fs,
		1457	NULL);
		1458	}
		1459	#if ENABLE_XIM_ONTHESPOT
		1460	else if (input_style & XIMPreeditCallbacks)
		1461	{
		1462	XIMCallback xcb[4];
		1463
		1464	im_set_position (spot);
		1465
		1466	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1467	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1468	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1469	# if 0
		1470	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1471	# endif
		1472
		1473	preedit_attr = XVaCreateNestedList (0,
		1474	XNSpotLocation, &spot,
		1475	XNPreeditStartCallback, &xcb[0],
		1476	XNPreeditDoneCallback , &xcb[1],
		1477	XNPreeditDrawCallback , &xcb[2],
		1478	# if 0
		1479	XNPreeditCaretCallback, &xcb[3],
		1480	# endif
		1481	NULL);
		1482	}
		1483	#endif
		1484
		1485	Input_Context = XCreateIC (xim,
		1486	XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1487	XNClientWindow, vt,
1224	XNFocusWindow, R->TermWin.parent[0],	1488	XNFocusWindow, parent,
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1489	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1490	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1491	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1492	status_attr, NULL);
1230	if (preedit_attr)	1493
1231	XFree(preedit_attr);	1494	if (preedit_attr) XFree (preedit_attr);
1232	if (status_attr)	1495	if (status_attr) XFree (status_attr);
1233	XFree(status_attr);	1496	if (fs) XFreeFontSet (dpy, fs);
		1497
1234	if (R->Input_Context == NULL) {	1498	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1499	{
1236	XCloseIM(xim);	1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1501	im_destroy ();
1237	return False;	1502	return false;
1238	}	1503	}
1239	if (R->input_style & XIMPreeditArea)	1504
1240	rxvt_IMSetStatusPosition(aR);	1505	#if 0
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1506	// unfortunately, only the focus window is used by XIM, hard to fix
		1507	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1508	vt_select_input ();
		1509	#endif
		1510
		1511	im_set_position ();
		1512
1242	return True;	1513	return true;
1243	}	1514	}
1244		1515
1245	/*
1246	* X manual pages and include files don't match on some systems:
1247	* some think this is an XIDProc and others an XIMProc so we can't
1248	* use the first argument - need to update this to be nice for
1249	* both types via some sort of configure detection
1250	*/
1251	/* ARGSUSED */
1252	/* EXTPROTO */
1253	void	1516	void
1254	rxvt_IMInstantiateCallback(Display * unused	1517	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1518	{
1259	dR;	1519	int i;
1260	int i, found, had_im;
1261	const char *p;	1520	const char *p;
1262	char **s;	1521	char **s;
1263	char buf[IMBUFSIZ];	1522	char buf[IMBUFSIZ];
1264		1523
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1524	make_current ();
		1525
		1526	im_destroy ();
		1527
1266	if (R->Input_Context)	1528	if (Input_Context)
1267	return;	1529	return;
1268		1530
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1531	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1532	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif
1273		1533
1274	p = R->rs[Rs_inputMethod];	1534	p = rs[Rs_inputMethod];
1275	if (p && *p)	1535	if (p && *p)
1276	{	1536	{
1277	bool found = false;	1537	bool found = false;
1278		1538
1279	s = rxvt_splitcommastring (p);	1539	s = rxvt_strsplit (',', p);
		1540
1280	for (i = 0; s[i]; i++)	1541	for (i = 0; s[i]; i++)
1281	{	1542	{
1282	if (*s[i])	1543	if (*s[i])
1283	{	1544	{
1284	STRCPY (buf, "@im=");	1545	strcpy (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1546	strncat (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1547	if (im_get_ic (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1548	{
1289	found = true;	1549	found = true;
1290	break;	1550	break;
1291	}	1551	}
1292	}	1552	}
1293	}	1553	}
1294	for (i = 0; s[i]; i++)	1554
1295	free(s[i]);	1555	rxvt_free_strsplit (s);
1296	free(s);
1297		1556
1298	if (found)	1557	if (found)
1299	goto done;	1558	goto done;
1300	}	1559	}
1301		1560
1302	/* try with XMODIFIERS env. var. */	1561	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1562	if (im_get_ic (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1563	goto done;
1306		1564
1307	/* try with no modifiers base IF the user didn't specify an IM */	1565	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1566	if (im_get_ic ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1567	goto done;
1311		1568
1312	done:	1569	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1570	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1571	SET_LOCALE (locale);
1316	#endif
1317	}	1572	}
1318		1573
1319	/* EXTPROTO */
1320	void	1574	void
1321	rxvt_IMSetStatusPosition(pR)	1575	rxvt_term::im_set_position ()
1322	{	1576	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1577	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1578	XVaNestedList preedit_attr, status_attr;
1325		1579
1326	if (R->Input_Context == NULL	1580	if (!Input_Context
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1581	|| !focus
1328	|| !rxvt_IMisRunning(aR))	1582	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1583	|| !im_is_running ())
1329	return;	1584	return;
1330		1585
		1586	if (input_style & XIMPreeditPosition)
		1587	{
		1588	im_set_size (preedit_rect);
		1589	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1590
		1591	XSetICValues (Input_Context,
		1592	XNPreeditAttributes, preedit_attr, NULL);
		1593	}
		1594	else
		1595	{
1331	/* Getting the necessary width of preedit area */	1596	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1597	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1598	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1599	XFree (status_attr);
1335		1600
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1601	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1602	XFree (needed_rect);
1337		1603
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1604	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1605	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1606
1341	XSetICValues(R->Input_Context,	1607	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1608	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1609	XNStatusAttributes, status_attr,
		1610	NULL);
1344		1611
		1612	XFree (status_attr);
		1613	}
		1614
1345	XFree(preedit_attr);	1615	XFree (preedit_attr);
1346	XFree(status_attr);
1347	}	1616	}
1348	#endif /* USE_XIM */	1617	#endif /* USE_XIM */
1349		1618
1350	/*----------------------------------------------------------------------*/	1619	void
1351	rxvt_t rxvt_current_term;	1620	rxvt_term::get_window_origin (int &x, int &y)
		1621	{
		1622	Window cr;
		1623	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1624	}
		1625
		1626	Pixmap
		1627	rxvt_term::get_pixmap_property (Atom property)
		1628	{
		1629	Pixmap pixmap = None;
		1630
		1631	int aformat;
		1632	unsigned long nitems, bytes_after;
		1633	Atom atype;
		1634	unsigned char *prop;
		1635	int result = XGetWindowProperty (dpy, display->root, property,
		1636	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1637	&nitems, &bytes_after, &prop);
		1638	if (result == Success)
		1639	{
		1640	if (atype == XA_PIXMAP)
		1641	pixmap = *(Pixmap *)prop;
		1642	XFree (prop);
		1643	}
		1644
		1645	return pixmap;
		1646	}
		1647
		1648	#ifdef HAVE_BG_PIXMAP
		1649
		1650	void
		1651	rxvt_term::update_background ()
		1652	{
		1653	if (update_background_ev.is_active ())
		1654	return;
		1655
		1656	bg_invalidate ();
		1657
		1658	if (!mapped)
		1659	return;
		1660
		1661	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1662
		1663	if (to_wait <= 0.)
		1664	bg_render ();
		1665	else
		1666	update_background_ev.start (to_wait);
		1667	}
		1668
		1669	void
		1670	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1671	{
		1672	make_current ();
		1673
		1674	update_background_ev.stop ();
		1675	bg_render ();
		1676	refresh_check ();
		1677	}
		1678
		1679	#endif /* HAVE_BG_PIXMAP */
1352		1680
1353	/*----------------------- end-of-file (C source) -----------------------*/	1681	/*----------------------- end-of-file (C source) -----------------------*/

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