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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.353 by sf-exg, Sat Feb 12 00:30:00 2011 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.14 2003/12/18 00:29:29 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 <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>
		43	#include <cstring>
38		44
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	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>
45	#endif	53	# endif
		54	#endif
46		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
		62	static char curlocale[128], savelocale[128];
		63
		64	bool
		65	rxvt_set_locale (const char *locale) NOTHROW
		66	{
		67	int size = strlen (locale) + 1;
		68
		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);
		76	setlocale (LC_CTYPE, curlocale);
		77	return true;
		78	}
		79
47	void *	80	void
48	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
49	{	82	{
50	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
51		86
52	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	if (cc->c1 == c1 && cc->c2 == c2)
		112	return COMPOSE_LO + (cc - v.begin ());
		113
		114	// allocate a new combination
		115	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		116	{
		117	static int seen;
		118
		119	if (!seen++)
		120	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
		121
		122	return REPLACEMENT_CHAR;
		123	}
		124
		125	v.push_back (compose_char (c1, c2));
		126
		127	return v.size () - 1 + COMPOSE_LO;
		128	}
		129
		130	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		131	{
		132	compose_char *cc = (*this)[c];
		133
		134	if (!cc)
		135	{
		136	if (r) *r = c;
		137	return 1;
		138	}
		139
		140	int len = expand (cc->c1, r);
		141
		142	if (r) r += len;
		143
		144	if (cc->c2 != NOCHAR)
		145	{
		146	len++;
		147	if (r) *r++ = cc->c2;
		148	}
		149
53	return p;	150	return len;
54	}
55		151
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	152	}
		153	#endif
61		154
62	rxvt_term::rxvt_term ()	155	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	156	{
		157	#if HAVE_BG_PIXMAP
		158	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		159	#endif
64	#ifdef CURSOR_BLINK	160	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	161	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		162	#endif
		163	#ifdef TEXT_BLINK
		164	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		165	#endif
		166	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		167	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		168	#endif
		169	#ifdef SELECTION_SCROLLING
		170	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		171	#endif
		172	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		173	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		174	#endif
		175	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		176	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		177	#endif
		178	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		179	#ifdef USE_XIM
		180	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	181	#endif
67	#ifdef POINTER_BLANK	182	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	184	#endif
70	x_ev (this, &rxvt_term::x_cb),	185	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	186	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb),	187	#endif
73	incr_ev (this, &rxvt_term::incr_cb)	188	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
74	{	189	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		190	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		191	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
		209	if (cmd_pid)
		210	kill (-cmd_pid, SIGHUP);
		211
		212	pty_ev.stop ();
		213	delete pty; pty = 0;
76	}	214	}
77		215
78	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
79	{	217	{
		218	termlist.erase (find (termlist.begin (), termlist.end(), this));
		219
		220	emergency_cleanup ();
		221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
		226	#endif
		227	delete fontset[0];
		228
		229	#ifdef HAVE_BG_PIXMAP
		230	bg_destroy ();
		231	#endif
		232
		233	if (display)
		234	{
		235	selection_clear ();
		236	selection_clear (true);
		237
		238	#ifdef USE_XIM
		239	im_destroy ();
		240	#endif
		241	scrollBar.destroy ();
		242	if (gc) XFreeGC (dpy, gc);
		243
		244	delete drawable;
		245	// destroy all windows
		246	if (parent[0])
		247	XDestroyWindow (dpy, parent[0]);
		248
		249	for (int i = 0; i < TOTAL_COLORS; i++)
		250	if (ISSET_PIXCOLOR (i))
		251	{
		252	pix_colors_focused [i].free (this);
		253	#if OFF_FOCUS_FADING
		254	pix_colors_unfocused [i].free (this);
		255	#endif
		256	}
		257
		258	clear ();
		259
		260	display->flush (); /* ideally .put should do this */
		261	displays.put (display);
		262	}
		263
80	scr_release ();	264	scr_release ();
81		265
82	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	266	/* clear all resources */
		267	for (int i = 0; i < allocated.size (); i++)
		268	free (allocated [i]);
		269
		270	free (selection.text);
		271	free (selection.clip_text);
		272	// TODO: manage env vars in child only(!)
		273	free (env_display);
		274	free (env_term);
83	free (locale);	275	free (locale);
84	#endif	276	free (v_buffer);
85	#ifndef NO_SETOWNER_TTYDEV
86	rxvt_privileged_ttydev (this, RESTORE);
87	#endif
88	#ifdef UTMP_SUPPORT
89	rxvt_privileged_utmp (this, RESTORE);
90	#endif
91	#ifdef USE_XIM
92	if (Input_Context != NULL)
93	{
94	XDestroyIC (Input_Context);
95	Input_Context = NULL;
96	}
97	#endif
98		277
99	if (cmd_fd >= 0)	278	delete selection_req;
100	close (cmd_fd);
101		279
102	if (Xfd >= 0)	280	delete envv;
103	XCloseDisplay (Xdisplay);	281	delete argv;
104		282
105	delete PixColors;	283	#ifdef KEYSYM_RESOURCE
		284	delete keyboard;
		285	#endif
		286	#ifndef NO_RESOURCES
		287	XrmDestroyDatabase (option_db);
		288	#endif
		289	}
		290
		291	// child has exited, usually destroys
		292	void
		293	rxvt_term::child_cb (ev::child &w, int status)
		294	{
		295	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		296
		297	cmd_pid = 0;
		298
		299	if (!option (Opt_hold))
		300	destroy ();
106	}	301	}
107		302
108	void	303	void
109	rxvt_term::destroy ()	304	rxvt_term::destroy ()
110	{	305	{
		306	if (destroy_ev.is_active ())
		307	return;
		308
		309	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		310
		311	#if ENABLE_OVERLAY
		312	scr_overlay_off ();
		313	#endif
		314
		315	if (display)
		316	{
		317	#if USE_XIM
		318	im_ev.stop (display);
		319	#endif
		320	scrollbar_ev.stop (display);
		321	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		322	rootwin_ev.stop (display);
		323	#endif
		324	termwin_ev.stop (display);
		325	vt_ev.stop (display);
		326	}
		327
111	check_ev.stop ();	328	flush_ev.stop ();
112	pty_ev.stop ();	329	pty_ev.stop ();
113	x_ev.stop ();
114	#ifdef CURSOR_BLINK	330	#ifdef CURSOR_BLINK
		331	cursor_blink_ev.stop ();
		332	#endif
		333	#ifdef TEXT_BLINK
115	blink_ev.stop ();	334	text_blink_ev.stop ();
		335	#endif
		336	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		337	cont_scroll_ev.stop ();
		338	#endif
		339	#ifdef SELECTION_SCROLLING
		340	sel_scroll_ev.stop ();
116	#endif	341	#endif
117	#ifdef POINTER_BLANK	342	#ifdef POINTER_BLANK
118	pointer_ev.stop ();	343	pointer_ev.stop ();
119	#endif	344	#endif
120		345
121	destroy_ev.start (0);	346	destroy_ev.start ();
122	}	347	}
123		348
124	void	349	void
125	rxvt_term::destroy_cb (time_watcher &w)	350	rxvt_term::destroy_cb (ev::idle &w, int revents)
126	{	351	{
127	SET_R (this);	352	make_current ();
128		353
129	delete this;	354	delete this;
130	}	355	}
131		356
132	/*----------------------------------------------------------------------*/	357	void
133	/* rxvt_init() */	358	rxvt_term::set_option (uint8_t opt, bool set)
134	/* LIBPROTO */
135	rxvt_t
136	rxvt_init (int argc, const char *const *argv)
137	{	359	{
138	SET_R (new rxvt_term);	360	if (!opt)
139	dR;
140
141	if (!R->init_vars () || !R->init (argc, argv))
142	{
143	delete R;
144	return NULL;
145	}
146
147	return R;	361	return;
148	}
149		362
150	/* EXTPROTO */	363	uint8_t mask = 1 << (opt & 7);
151	void	364	uint8_t &val = options [opt >> 3];
152	rxvt_init_signals ()
153	{
154	/* install exit handler for cleanup */
155	#if 0
156	#ifdef HAVE_ATEXIT
157	atexit(rxvt_clean_exit);
158	#else
159	#endif
160	#endif
161		365
162	struct sigaction sa;	366	val = val & ~mask | (set ? mask : 0);
163
164	sigfillset (&sa.sa_mask);
165	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174	/* signal (SIGURG, SIG_DFL); */
175
176	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178	}
179
180	bool
181	rxvt_term::init (int argc, const char *const *argv)
182	{
183	dR;//TODO (scrollbar, setidle)
184
185	/*
186	* Save and then give up any super-user privileges
187	* If we need privileges in any area then we must specifically request it.
188	* We should only need to be root in these cases:
189	* 1. write utmp entries on some systems
190	* 2. chown tty on some systems
191	*/
192	rxvt_privileges (this, SAVE);
193	rxvt_privileges (this, IGNORE);
194
195	rxvt_init_secondary (this);
196
197	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
198
199	#if (MENUBAR_MAX)
200	rxvt_menubar_read (this, rs[Rs_menu]);
201	#endif
202	#ifdef HAVE_SCROLLBARS
203	if (Options & Opt_scrollBar)
204	scrollbar_setIdle (); /* set existence for size calculations */
205	#endif
206
207	rxvt_Create_Windows (this, argc, argv);
208
209	rxvt_init_xlocale (this);
210
211	scr_reset (); /* initialize screen */
212	#ifdef RXVT_GRAPHICS
213	rxvt_Gr_reset (this); /* reset graphics */
214	#endif
215
216	#if 0
217	#ifdef DEBUG_X
218	XSynchronize(Xdisplay, True);
219	#endif
220	#endif
221
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225	#endif
226	#if (MENUBAR_MAX)
227	if (menubar_visible(r))
228	XMapWindow (Xdisplay, menuBar.win);
229	#endif
230	#ifdef TRANSPARENT
231	if (Options & Opt_transparent)
232	{
233	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234	rxvt_check_our_parents (this);
235	}
236	#endif
237	XMapWindow (Xdisplay, TermWin.vt);
238	XMapWindow (Xdisplay, TermWin.parent[0]);
239
240	rxvt_init_env (this);
241	rxvt_init_command (this, cmd_argv);
242
243	x_ev.start (Xfd, EVENT_READ);
244	pty_ev.start (cmd_fd, EVENT_READ);
245
246	check_ev.start ();
247
248	process_x_events ();
249
250	return true;
251	}
252
253	/* ------------------------------------------------------------------------- *
254	* SIGNAL HANDLING & EXIT HANDLER *
255	* ------------------------------------------------------------------------- */
256	/*
257	* Catch a SIGCHLD signal and exit if the direct child has died
258	*/
259	/* ARGSUSED */
260	/* EXTPROTO */
261	RETSIGTYPE
262	rxvt_Child_signal(int sig __attribute__ ((unused)))
263	{
264	int pid, save_errno = errno;
265	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266	;
267	errno = save_errno;
268
269	#if 0
270	if (pid == R->cmd_pid)
271	exit (EXIT_SUCCESS);
272	#endif
273	}
274
275	/*
276	* Catch a fatal signal and tidy up before quitting
277	*/
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Exit_signal(int sig)
281	{
282	signal(sig, SIG_DFL);
283	#ifdef DEBUG_CMD
284	rxvt_print_error("signal %d", sig);
285	#endif
286	rxvt_clean_exit();
287	kill(getpid(), sig);
288	}
289
290	/* ARGSUSED */
291	/* INTPROTO */
292	int
293	rxvt_xerror_handler(const Display * display
294	__attribute__ ((unused)), const XErrorEvent * event)
295	{
296	dR;
297
298	if (R->allowedxerror == -1)
299	R->allowedxerror = event->error_code;
300	else
301	{
302	rxvt_print_error("XError: Request: %d . %d, Error: %d",
303	event->request_code, event->minor_code,
304	event->error_code);
305
306	R->destroy ();
307	}
308
309	return 0;
310	}	367	}
311		368
312	/*----------------------------------------------------------------------*/	369	/*----------------------------------------------------------------------*/
313	/*	370	/*
314	* Exit gracefully, clearing the utmp entry and restoring tty attributes	371	* Exit gracefully, clearing the utmp entry and restoring tty attributes
315	* TODO: if debugging, this should free up any known resources if we can	372	* TODO: if debugging, this should free up any known resources if we can
316	*/	373	*/
317	/* EXTPROTO */	374	static XErrorHandler old_xerror_handler;
318	void
319	rxvt_clean_exit ()
320	{
321	dR;
322		375
323	R->destroy ();	376	static void
324	}	377	rxvt_emergency_cleanup ()
325
326	/* ------------------------------------------------------------------------- *
327	* MEMORY ALLOCATION WRAPPERS *
328	* ------------------------------------------------------------------------- */
329	/* EXTPROTO */
330	void *
331	rxvt_malloc(size_t size)
332	{	378	{
333	void *p;	379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		380	(*t)->emergency_cleanup ();
		381	}
334		382
335	p = malloc(size);	383	#if !ENABLE_MINIMAL
336	if (p)	384	static void
337	return p;	385	print_x_error (Display *dpy, XErrorEvent *event)
		386	{
		387	char buffer[BUFSIZ];
		388	char mesg[BUFSIZ];
		389	char number[32];
		390	const char mtype[] = "XlibMessage";
		391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		393	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		394	rxvt_warn ("%s: %s\n", mesg, buffer);
		395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		397	sprintf(number, "%d", event->request_code);
		398	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		399	rxvt_warn ("(which is %s)\n", buffer);
		400	if (event->request_code >= 128) {
		401	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		402	mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		404	}
		405	if ((event->error_code == BadWindow) ||
		406	(event->error_code == BadPixmap) ||
		407	(event->error_code == BadCursor) ||
		408	(event->error_code == BadFont) ||
		409	(event->error_code == BadDrawable) ||
		410	(event->error_code == BadColor) ||
		411	(event->error_code == BadGC) ||
		412	(event->error_code == BadIDChoice) ||
		413	(event->error_code == BadValue) ||
		414	(event->error_code == BadAtom)) {
		415	if (event->error_code == BadValue)
		416	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		417	mesg, BUFSIZ);
		418	else if (event->error_code == BadAtom)
		419	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		420	mesg, BUFSIZ);
		421	else
		422	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		423	mesg, BUFSIZ);
		424	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		425	}
		426	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		429	}
		430	#endif
338		431
339	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	432	int
340	rxvt_clean_exit();	433	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		434	{
		435	if (GET_R->allowedxerror == -1)
		436	GET_R->allowedxerror = event->error_code;
		437	else
		438	{
		439	// GET_R is most likely not the terminal which caused the error,
		440	// so just output the error and continue
		441	#if ENABLE_MINIMAL
		442	old_xerror_handler (display, event);
		443	#else
		444	print_x_error (display, event);
		445	#endif
		446	}
		447
		448	return 0;
		449	}
		450
		451	int
		452	rxvt_xioerror_handler (Display *display)
		453	{
		454	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		455	DisplayString (display));
		456	rxvt_emergency_cleanup ();
341	exit(EXIT_FAILURE);	457	_exit (EXIT_FAILURE);
342	/* NOTREACHED */
343	}	458	}
344		459
345	/* EXTPROTO */	460	static struct sig_handlers
346	void *
347	rxvt_calloc(size_t number, size_t size)
348	{	461	{
349	void *p;	462	ev::sig sw_term, sw_int;
350		463
351	p = calloc(number, size);	464	/*
352	if (p)	465	* Catch a fatal signal and tidy up before quitting
353	return p;	466	*/
		467	void sig_term (ev::sig &w, int revents);
354		468
355	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	469	sig_handlers ()
356	rxvt_clean_exit();	470	{
357	exit(EXIT_FAILURE);	471	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
358	/* NOTREACHED */	472	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
359	}	473	}
		474	} sig_handlers;
360		475
361	/* EXTPROTO */
362	void *
363	rxvt_realloc(void *ptr, size_t size)
364	{
365	void *p;
366
367	if (ptr)
368	p = realloc(ptr, size);
369	else
370	p = malloc(size);
371	if (p)
372	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}
379
380	/* ------------------------------------------------------------------------- *
381	* PRIVILEGED OPERATIONS *
382	* ------------------------------------------------------------------------- */
383	/* take care of suid/sgid super-user (root) privileges */
384	/* INTPROTO */
385	void	476	void
386	rxvt_privileges(pR_ int mode)	477	sig_handlers::sig_term (ev::sig &w, int revents)
387	{	478	{
388	#if ! defined(__CYGWIN32__)	479	rxvt_emergency_cleanup ();
389	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	480	w.stop ();
390	/* setreuid() is the poor man's setuid(), seteuid() */	481	kill (getpid (), w.signum);
391	# define seteuid(a) setreuid(-1, (a))	482	}
392	# define setegid(a) setregid(-1, (a))	483
393	# define HAVE_SETEUID	484	static void
		485	rxvt_get_ttymode (struct termios *tio)
		486	{
		487	if (tcgetattr (STDIN_FILENO, tio) < 0)
		488	memset (tio, 0, sizeof (struct termios));
		489
		490	for (int i = 0; i < NCCS; i++)
		491	tio->c_cc[i] = VDISABLE;
		492
		493	tio->c_cc[VINTR] = CINTR;
		494	tio->c_cc[VQUIT] = CQUIT;
		495	tio->c_cc[VERASE] = CERASE;
		496	#ifdef VERASE2
		497	tio->c_cc[VERASE2] = CERASE2;
		498	#endif
		499	tio->c_cc[VKILL] = CKILL;
		500	tio->c_cc[VEOF] = CEOF;
		501	tio->c_cc[VSTART] = CSTART;
		502	tio->c_cc[VSTOP] = CSTOP;
		503	tio->c_cc[VSUSP] = CSUSP;
		504	# ifdef VDSUSP
		505	tio->c_cc[VDSUSP] = CDSUSP;
394	# endif	506	# endif
395	# ifdef HAVE_SETEUID	507	# ifdef VREPRINT
396	switch (mode) {	508	tio->c_cc[VREPRINT] = CRPRNT;
397	case IGNORE:
398	/*
399	* change effective uid/gid - not real uid/gid - so we can switch
400	* back to root later, as required
401	*/
402	seteuid(getuid());
403	setegid(getgid());
404	break;
405	case SAVE:
406	R->euid = geteuid();
407	R->egid = getegid();
408	break;
409	case RESTORE:
410	seteuid(R->euid);
411	setegid(R->egid);
412	break;
413	}
414	# else
415	switch (mode) {
416	case IGNORE:
417	setuid(getuid());
418	setgid(getgid());
419	/* FALLTHROUGH */
420	case SAVE:
421	/* FALLTHROUGH */
422	case RESTORE:
423	break;
424	}
425	# endif	509	# endif
426	#endif	510	# ifdef VDISCRD
427	}	511	tio->c_cc[VDISCRD] = CFLUSH;
428
429	#ifdef UTMP_SUPPORT
430	/* EXTPROTO */
431	void
432	rxvt_privileged_utmp(pR_ char action)
433	{
434	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435	action, R->next_utmp_action, getpid()));
436	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437	|| (R->Options & Opt_utmpInhibit)
438	|| R->ttydev == NULL || *R->ttydev == '\0')
439	return;
440
441	rxvt_privileges(aR_ RESTORE);
442	if (action == SAVE) {
443	R->next_utmp_action = RESTORE;
444	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
445	} else { /* action == RESTORE */
446	R->next_utmp_action = IGNORE;
447	rxvt_cleanutent(aR);
448	}
449	rxvt_privileges(aR_ IGNORE);
450	}
451	#endif
452
453	#ifndef NO_SETOWNER_TTYDEV
454	/* EXTPROTO */
455	void
456	rxvt_privileged_ttydev(pR_ char action)
457	{
458	D_MAIN((stderr,
459	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460	action, R->next_tty_action, getpid()));
461	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462	|| R->ttydev == NULL || *R->ttydev == '\0')
463	return;
464
465	rxvt_privileges(aR_ RESTORE);
466
467	if (action == SAVE) {
468	R->next_tty_action = RESTORE;
469	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472	R->next_tty_action = IGNORE;
473	else
474	# endif	512	# endif
475	{	513	# ifdef VWERSE
476	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	514	tio->c_cc[VWERSE] = CWERASE;
477	chmod(R->ttydev, R->ttymode);
478	# ifdef HAVE_REVOKE
479	revoke(R->ttydev);
480	# endif	515	# endif
481	}	516	# ifdef VLNEXT
482	} else { /* action == RESTORE */	517	tio->c_cc[VLNEXT] = CLNEXT;
483	R->next_tty_action = IGNORE;
484	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485	chmod(R->ttydev, R->ttyfd_stat.st_mode);
486	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487	# else
488	chmod(R->ttydev,
489	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490	chown(R->ttydev, 0, 0);
491	# endif	518	# endif
492	}	519	# ifdef VSTATUS
493		520	tio->c_cc[VSTATUS] = CSTATUS;
494	rxvt_privileges(aR_ IGNORE);
495
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498	action == RESTORE ? "Restoring" : (action ==
499	SAVE ? "Saving" :
500	"UNKNOWN ERROR for"), R->ttydev,
501	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502	R->ttyfd_stat.st_gid));
503	# endif	521	# endif
504	}	522
		523	# if VMIN != VEOF
		524	tio->c_cc[VMIN] = 1;
505	#endif	525	# endif
		526	# if VTIME != VEOL
		527	tio->c_cc[VTIME] = 0;
		528	# endif
		529
		530	/* input modes */
		531	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		532	# ifdef IMAXBEL
		533	| IMAXBEL
		534	# endif
		535	| IXON);
		536
		537	/* output modes */
		538	tio->c_oflag = (OPOST | ONLCR);
		539
		540	/* control modes */
		541	tio->c_cflag = (CS8 | CREAD);
		542
		543	/* local modes */
		544	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		545	# if defined (ECHOCTL) && defined (ECHOKE)
		546	| ECHOCTL | ECHOKE
		547	# endif
		548	| ECHOE | ECHOK);
		549	}
		550
		551	char **rxvt_environ; // startup environment
		552
		553	void
		554	rxvt_init ()
		555	{
		556	assert (("fontMask must not overlap other RS masks",
		557	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		558
		559	rxvt_get_ttymode (&rxvt_term::def_tio);
		560
		561	// get rid of stdin/stdout as we don't need them, to free resources
		562	dup2 (STDERR_FILENO, STDIN_FILENO);
		563	dup2 (STDERR_FILENO, STDOUT_FILENO);
		564
		565	if (!ev_default_loop ())
		566	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		567
		568	rxvt_environ = environ;
		569
		570	signal (SIGHUP, SIG_IGN);
		571	signal (SIGPIPE, SIG_IGN);
		572
		573	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		574	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		575
		576	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		577	// TODO: handle this with exceptions and tolerate the memory loss
		578	XSetIOErrorHandler (rxvt_xioerror_handler);
		579
		580	XrmInitialize ();
		581	}
506		582
507	/*----------------------------------------------------------------------*/	583	/*----------------------------------------------------------------------*/
508	/*	584	/*
509	* window size/position calculcations for XSizeHint and other storage.	585	* window size/position calculations for XSizeHint and other storage.
510	* if width/height are non-zero then override calculated width/height	586	* if width/height are non-zero then override calculated width/height
511	*/	587	*/
512	/* EXTPROTO */
513	void	588	void
514	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	589	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515	{	590	{
516	short recalc_x, recalc_y;	591	short recalc_x, recalc_y;
517	int x, y, sb_w, mb_h, flags;	592	int x, y, flags;
518	unsigned int w, h;	593	unsigned int w, h;
519	unsigned int max_width, max_height;	594	unsigned int max_width, max_height;
520		595
521	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
523	R->szHint.height));
524	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	596	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525	R->szHint.win_gravity = NorthWestGravity;	597	szHint.win_gravity = NorthWestGravity;
526	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	598	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527		599
528	recalc_x = recalc_y = 0;	600	recalc_x = recalc_y = 0;
529	flags = 0;	601	flags = 0;
		602
530	if (!R->parsed_geometry) {	603	if (!parsed_geometry)
		604	{
531	R->parsed_geometry = 1;	605	parsed_geometry = 1;
		606
532	if (R->rs[Rs_geometry])	607	if (rs[Rs_geometry])
533	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	608	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		609
534	if (flags & WidthValue) {	610	if (flags & WidthValue)
535	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	611	{
		612	if (!w)
		613	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		614
		615	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	616	szHint.flags |= USSize;
537	}	617	}
		618
538	if (flags & HeightValue) {	619	if (flags & HeightValue)
539	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	620	{
		621	if (!h)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
		624	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
540	R->szHint.flags |= USSize;	625	szHint.flags |= USSize;
541	}	626	}
		627
542	if (flags & XValue) {	628	if (flags & XValue)
		629	{
543	R->szHint.x = x;	630	szHint.x = x;
544	R->szHint.flags |= USPosition;	631	szHint.flags |= USPosition;
		632
545	if (flags & XNegative) {	633	if (flags & XNegative)
		634	{
546	recalc_x = 1;	635	recalc_x = 1;
547	R->szHint.win_gravity = NorthEastGravity;	636	szHint.win_gravity = NorthEastGravity;
548	}	637	}
549	}	638	}
		639
550	if (flags & YValue) {	640	if (flags & YValue)
		641	{
551	R->szHint.y = y;	642	szHint.y = y;
552	R->szHint.flags |= USPosition;	643	szHint.flags |= USPosition;
		644
553	if (flags & YNegative) {	645	if (flags & YNegative)
		646	{
554	recalc_y = 1;	647	recalc_y = 1;
		648
555	if (R->szHint.win_gravity == NorthEastGravity)	649	if (szHint.win_gravity == NorthEastGravity)
556	R->szHint.win_gravity = SouthEastGravity;	650	szHint.win_gravity = SouthEastGravity;
557	else	651	else
558	R->szHint.win_gravity = SouthWestGravity;	652	szHint.win_gravity = SouthWestGravity;
559	}	653	}
560	}	654	}
561	}	655	}
		656
562	/* TODO: BOUNDS */	657	/* TODO: BOUNDS */
563	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	658	width = ncol * fwidth;
564	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	659	height = nrow * fheight;
565	max_width = MAX_COLS * R->TermWin.fwidth;	660	max_width = MAX_COLS * fwidth;
566	max_height = MAX_ROWS * R->TermWin.fheight;	661	max_height = MAX_ROWS * fheight;
567		662
568	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	663	szHint.base_width = szHint.base_height = 2 * int_bwidth;
569		664
570	sb_w = mb_h = 0;
571	R->window_vt_x = R->window_vt_y = 0;	665	window_vt_x = window_vt_y = int_bwidth;
572	if (scrollbar_visible(R)) {	666
		667	if (scrollBar.state)
		668	{
573	sb_w = scrollbar_TotalWidth();	669	int sb_w = scrollBar.total_width ();
574	R->szHint.base_width += sb_w;	670	szHint.base_width += sb_w;
		671
575	if (!(R->Options & Opt_scrollBar_right))	672	if (!option (Opt_scrollBar_right))
576	R->window_vt_x = sb_w;	673	window_vt_x += sb_w;
577	}	674	}
578	if (menubar_visible(R)) {	675
579	mb_h = menuBar_TotalHeight();
580	R->szHint.base_height += mb_h;
581	R->window_vt_y = mb_h;
582	}
583	R->szHint.width_inc = R->TermWin.fwidth;	676	szHint.width_inc = fwidth;
584	R->szHint.height_inc = R->TermWin.fheight;	677	szHint.height_inc = fheight;
585	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	678	szHint.min_width = szHint.base_width + szHint.width_inc;
586	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	679	szHint.min_height = szHint.base_height + szHint.height_inc;
587		680
588	if (width && width - R->szHint.base_width < max_width) {	681	if (newwidth && newwidth - szHint.base_width < max_width)
		682	{
589	R->szHint.width = width;	683	szHint.width = newwidth;
590	R->TermWin.width = width - R->szHint.base_width;	684	width = newwidth - szHint.base_width;
591	} else {	685	}
592	MIN_IT(R->TermWin.width, max_width);	686	else
		687	{
		688	min_it (width, max_width);
593	R->szHint.width = R->szHint.base_width + R->TermWin.width;	689	szHint.width = szHint.base_width + width;
594	}	690	}
		691
595	if (height && height - R->szHint.base_height < max_height) {	692	if (newheight && newheight - szHint.base_height < max_height)
		693	{
596	R->szHint.height = height;	694	szHint.height = newheight;
597	R->TermWin.height = height - R->szHint.base_height;	695	height = newheight - szHint.base_height;
598	} else {	696	}
599	MIN_IT(R->TermWin.height, max_height);	697	else
		698	{
		699	min_it (height, max_height);
600	R->szHint.height = R->szHint.base_height + R->TermWin.height;	700	szHint.height = szHint.base_height + height;
601	}	701	}
602	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
603	R->window_sb_x = R->szHint.width - sb_w;
604		702
605	if (recalc_x)	703	if (recalc_x)
606	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	704	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
607	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	705
608	if (recalc_y)	706	if (recalc_y)
609	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	707	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
610	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
611		708
612	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	709	ncol = width / fwidth;
613	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	710	nrow = height / fheight;
614	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
615	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
616	R->szHint.height));
617	return;
618	}	711	}
619		712
620	/*----------------------------------------------------------------------*/	713	/*----------------------------------------------------------------------*/
621	/*	714	/*
622	* Tell the teletype handler what size the window is.	715	* Tell the teletype handler what size the window is.
623	* Called after a window size change.	716	* Called after a window size change.
624	*/	717	*/
625	void	718	void
626	rxvt_term::tt_winch ()	719	rxvt_term::tt_winch ()
627	{	720	{
628	struct winsize ws;	721	if (pty->pty < 0)
629
630	if (cmd_fd < 0)
631	return;	722	return;
632		723
		724	struct winsize ws;
		725
633	ws.ws_col = TermWin.ncol;	726	ws.ws_col = ncol;
634	ws.ws_row = TermWin.nrow;	727	ws.ws_row = nrow;
635	ws.ws_xpixel = ws.ws_ypixel = 0;	728	ws.ws_xpixel = width;
636	#ifndef DEBUG_SIZE	729	ws.ws_ypixel = height;
637	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	730	ioctl (pty->pty, TIOCSWINSZ, &ws);
638	#else	731
639	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	732	#if 0
640	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	733	// TIOCSWINSZ is supposed to do this automatically and correctly
641	# ifdef SIGWINCH
642	else if (cmd_pid) /* force through to the command */	734	if (cmd_pid) /* force through to the command */
643	kill (cmd_pid, SIGWINCH);	735	kill (-cmd_pid, SIGWINCH);
644	# endif
645	#endif	736	#endif
646	}	737	}
647		738
648	/*----------------------------------------------------------------------*/	739	/*----------------------------------------------------------------------*/
649	/* rxvt_change_font() - Switch to a new font */	740	/* set_fonts () - load and set the various fonts
650	/*	741	*
651	* init = 1 - initialize	742	* init = 1 - initialize
652	*	743	*
653	* fontname == FONT_UP - switch to bigger font	744	* fontname == FONT_UP - switch to bigger font
654	* fontname == FONT_DN - switch to smaller font	745	* fontname == FONT_DN - switch to smaller font
655	*/	746	*/
656	/* EXTPROTO */	747	bool
657	void	748	rxvt_term::set_fonts ()
658	rxvt_change_font(pR_ int init, const char *fontname)
659	{	749	{
660	}	750	rxvt_fontset *fs = new rxvt_fontset (this);
		751	rxvt_fontprop prop;
661		752
662	/* INTPROTO */	753	if (!fs
		754	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		755	|| !fs->realize_font (1))
		756	{
		757	delete fs;
		758	return false;
		759	}
		760
		761	#if ENABLE_STYLES
		762	for (int i = RS_styleCount; --i; )
		763	if (fontset[i] != fontset[0])
		764	delete fontset[i];
		765	#endif
		766
		767	delete fontset[0];
		768	fontset[0] = fs;
		769
		770	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		771	prop.height += lineSpace;
		772	prop.width += letterSpace;
		773
		774	fs->set_prop (prop, false);
		775
		776	fwidth = prop.width;
		777	fheight = prop.height;
		778	fbase = prop.ascent;
		779
		780	for (int style = 1; style < 4; style++)
		781	{
		782	#if ENABLE_STYLES
		783	const char *res = rs[Rs_font + style];
		784
		785	if (res && !*res)
		786	fontset[style] = fontset[0];
		787	else
		788	{
		789	fontset[style] = fs = new rxvt_fontset (this);
		790	rxvt_fontprop prop2 = prop;
		791
		792	if (res)
		793	{
		794	fs->populate (res);
		795	fs->set_prop (prop2, false);
		796	}
		797	else
		798	{
		799	fs->populate (fontset[0]->fontdesc);
		800
		801	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		802	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		803
		804	fs->set_prop (prop2, true);
		805	}
		806
		807	}
		808	#else
		809	fontset[style] = fontset[0];
		810	#endif
		811	}
		812
		813	if (parent[0])
		814	{
		815	resize_all_windows (0, 0, 0);
		816	scr_remap_chars ();
		817	scr_touch (true);
		818	}
		819
		820	return true;
		821	}
		822
663	void	823	void
664	rxvt_font_up_down(pR_ int n, int direction)	824	rxvt_term::set_string_property (Atom prop, const char *str, int len)
665	{	825	{
		826	XChangeProperty (dpy, parent[0],
		827	prop, XA_STRING, 8, PropModeReplace,
		828	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		829	}
		830
		831	void
		832	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		833	{
		834	XTextProperty ct;
		835
		836	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		837	{
		838	XSetTextProperty (dpy, parent[0], &ct, prop);
		839	XFree (ct.value);
		840	}
		841	}
		842
		843	void
		844	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		845	{
		846	wchar_t *ws = rxvt_mbstowcs (str, len);
		847	char *s = rxvt_wcstoutf8 (ws);
		848
		849	XChangeProperty (dpy, parent[0],
		850	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		851	(const unsigned char *)s, strlen (s));
		852
		853	free (s);
		854	free (ws);
666	}	855	}
667		856
668	/*----------------------------------------------------------------------*/	857	/*----------------------------------------------------------------------*/
669	/*----------------------------------------------------------------------*/	858	/*----------------------------------------------------------------------*/
670	/* xterm sequences - title, iconName, color (exptl) */	859	/* xterm sequences - title, iconName, color (exptl) */
671	/* EXTPROTO */
672	void	860	void
673	rxvt_set_title(pR_ const char *str)	861	rxvt_term::set_title (const char *str)
674	{	862	{
675	#ifndef SMART_WINDOW_TITLE	863	set_mbstring_property (XA_WM_NAME, str);
676	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	864	#if ENABLE_EWMH
677	#else	865	set_utf8_property (xa[XA_NET_WM_NAME], str);
678	char *name;
679
680	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681	name = NULL;
682	if (name == NULL || STRCMP(name, str))
683	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684	if (name)
685	XFree(name);
686	#endif	866	#endif
687	}	867	}
688		868
689	/* EXTPROTO */
690	void	869	void
691	rxvt_set_iconName(pR_ const char *str)	870	rxvt_term::set_icon_name (const char *str)
692	{	871	{
693	#ifndef SMART_WINDOW_TITLE	872	set_mbstring_property (XA_WM_ICON_NAME, str);
694	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	873	#if ENABLE_EWMH
695	#else	874	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
696	char *name;
697
698	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699	name = NULL;
700	if (name == NULL || STRCMP(name, str))
701	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702	if (name)
703	XFree(name);
704	#endif	875	#endif
705	}	876	}
706		877
		878	void
		879	rxvt_term::set_window_color (int idx, const char *color)
		880	{
707	#ifdef XTERM_COLOR_CHANGE	881	#ifdef XTERM_COLOR_CHANGE
708	/* EXTPROTO */
709	void
710	rxvt_set_window_color(pR_ int idx, const char *color)
711	{
712	rxvt_color xcol;	882	rxvt_color xcol;
713	int i;
714		883
715	if (color == NULL || *color == '\0')	884	if (color == NULL || *color == '\0')
716	return;	885	return;
717		886
		887	color = strdup (color);
		888	allocated.push_back ((void *)color);
		889	rs[Rs_color + idx] = color;
		890
718	/* handle color aliases */	891	/* handle color aliases */
719	if (isdigit(*color)) {	892	if (isdigit (*color))
		893	{
720	i = atoi(color);	894	int i = atoi (color);
721	if (i >= 8 && i <= 15) { /* bright colors */	895
722	i -= 8;	896	if (i >= 8 && i <= 15)
723	# ifndef NO_BRIGHTCOLOR	897	{
724	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	898	/* bright colors */
725	SET_PIXCOLOR(R, idx);	899	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
726	goto Done;	900	goto done;
727	# endif
728	}	901	}
729	if (i >= 0 && i <= 7) { /* normal colors */	902
730	R->PixColors[idx] = R->PixColors[minCOLOR + i];	903	if (i >= 0 && i <= 7)
731	SET_PIXCOLOR(R, idx);	904	{
		905	/* normal colors */
		906	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
732	goto Done;	907	goto done;
733	}	908	}
734	}	909	}
735	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736	return;
737	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738		910
739	/*	911	set_color (xcol, color);
		912
		913	/*
740	* FIXME: should free colors here, but no idea how to do it so instead,	914	* FIXME: should free colors here, but no idea how to do it so instead,
741	* so just keep gobbling up the colormap	915	* so just keep gobbling up the colormap
742	*/	916	*/
743	# if 0
744	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[idx] == R->PixColors[i])
746	break;
747	if (i > Color_White) {
748	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750	DisplayPlanes(R->Xdisplay, Xscreen));
751	}
752	# endif
753		917
754	R->PixColors[idx] = xcol;	918	pix_colors_focused[idx] = xcol;
755	SET_PIXCOLOR(R, idx);
756		919
757	/* XSetWindowAttributes attr; */	920	done:
758	/* Cursor cursor; */
759	Done:
760	if (idx == Color_bg && !(R->Options & Opt_transparent))
761	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762	R->PixColors[Color_bg]);
763
764	/* handle Color_BD, scrollbar background, etc. */	921	/*TODO: handle Color_BD, scrollbar background, etc. */
765		922
766	rxvt_set_colorfgbg(aR);	923	update_fade_color (idx);
767	rxvt_recolour_cursor(aR);	924	recolour_cursor ();
768	/* the only reasonable way to enforce a clean update */	925	scr_recolour ();
769	rxvt_scr_poweron(aR);	926	#endif /* XTERM_COLOR_CHANGE */
770	}	927	}
771		928
772	#else
773	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
774	#endif /* XTERM_COLOR_CHANGE */
775
776	/* EXTPROTO */
777	void	929	void
778	rxvt_recolour_cursor(pR)	930	rxvt_term::recolour_cursor ()
779	{	931	{
780	rxvt_color xcol[2];	932	XColor fg, bg;
781		933
782	#if TODO	934	(ISSET_PIXCOLOR (Color_pointer_fg)
783	xcol[0] = R->PixColors[Color_pointer];	935	? pix_colors_focused[Color_pointer_fg]
784	xcol[1] = R->PixColors[Color_bg];	936	: pix_colors_focused[Color_fg]).get (fg);
785	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	937
786	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	938	(ISSET_PIXCOLOR (Color_pointer_bg)
787	#endif	939	? pix_colors_focused[Color_pointer_bg]
		940	: pix_colors_focused[Color_bg]).get (bg);
		941
		942	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
788	}	943	}
789		944
790	/*----------------------------------------------------------------------*/	945	/*----------------------------------------------------------------------*/
791	/*	946	/*
792	* find if fg/bg matches any of the normal (low-intensity) colors	947	* find if fg/bg matches any of the normal (low-intensity) colors
793	*/	948	*/
794	/* INTPROTO */
795	void	949	void
796	rxvt_set_colorfgbg(pR)	950	rxvt_term::set_colorfgbg ()
797	{	951	{
798	unsigned int i;	952	unsigned int i;
799	const char *xpmb = "\0";	953	const char *xpmb = "";
800	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	954	char fstr[] = "default";
		955	char bstr[] = "default";
801		956
802	R->env_colorfgbg =
803	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
804	STRCPY(fstr, "default");
805	STRCPY(bstr, "default");
806	for (i = Color_Black; i <= Color_White; i++)	957	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_fg] == R->PixColors[i]) {	958	if (pix_colors[Color_fg] == pix_colors[i])
		959	{
808	sprintf(fstr, "%d", (i - Color_Black));	960	sprintf (fstr, "%d", i - Color_Black);
809	break;	961	break;
810	}	962	}
		963
811	for (i = Color_Black; i <= Color_White; i++)	964	for (i = Color_Black; i <= Color_White; i++)
812	if (R->PixColors[Color_bg] == R->PixColors[i]) {	965	if (pix_colors[Color_bg] == pix_colors[i])
		966	{
813	sprintf(bstr, "%d", (i - Color_Black));	967	sprintf (bstr, "%d", i - Color_Black);
814	#ifdef XPM_BACKGROUND	968	#ifdef BG_IMAGE_FROM_FILE
815	xpmb = "default;";	969	xpmb = "default;";
816	#endif	970	#endif
817	break;	971	break;
818	}	972	}
		973
819	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	974	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820	putenv(R->env_colorfgbg);
821
822	#ifndef NO_BRIGHTCOLOR
823	R->colorfgbg = DEFAULT_RSTYLE;
824	for (i = minCOLOR; i <= maxCOLOR; i++) {
825	if (R->PixColors[Color_fg] == R->PixColors[i])
826	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827	if (R->PixColors[Color_bg] == R->PixColors[i])
828	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829	}
830	#endif
831	}	975	}
832		976
833	/*----------------------------------------------------------------------*/	977	/*----------------------------------------------------------------------*/
834	/*
835	* Colour determination for low colour displays, routine from
836	* Hans de Goede <hans@highrise.nl>
837	*/
838		978
839	/* EXTPROTO */	979	bool
840	int	980	rxvt_term::set_color (rxvt_color &color, const char *name)
841	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
842	{	981	{
843	screen_in_out->set(aR_ colour);	982	if (color.set (this, name))
844
845	if (!screen_in_out->set(aR_ colour)) {
846	rxvt_print_error("can't allocate colour: %s", colour);
847	return false;
848	}
849
850	return true;	983	return true;
		984
		985	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		986	return false;
		987	}
		988
		989	void
		990	rxvt_term::alias_color (int dst, int src)
		991	{
		992	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
851	}	993	}
852		994
853	/* -------------------------------------------------------------------- *	995	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	996	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	997	* -------------------------------------------------------------------- */
856	/* EXTPROTO */
857	void	998	void
858	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	999	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	int ignoreparent)
860	{	1000	{
861	int fix_screen;	1001	int fix_screen;
		1002	int old_width = szHint.width;
		1003	int old_height = szHint.height;
862		1004
		1005	window_calc (newwidth, newheight);
		1006
		1007	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1008
		1009	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1010	if (set_hint)
		1011	{
		1012	szHint.flags &= ~(PBaseSize | PResizeInc);
		1013	XSetWMNormalHints (dpy, parent[0], &szHint);
		1014	szHint.flags |= PBaseSize | PResizeInc;
		1015	}
		1016
		1017	if (!ignoreparent)
		1018	{
863	#ifdef SMART_RESIZE	1019	#ifdef SMART_RESIZE
864	int old_width = R->szHint.width, old_height = R->szHint.height;	1020	/*
865	#endif
866
867	rxvt_window_calc(aR_ width, height);
868	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869	if (!ignoreparent) {
870	#ifdef SMART_RESIZE
871	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1021	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873	* reposition window on resize depending on placement on screen	1022	* reposition window on resize depending on placement on screen
874	*/	1023	*/
875	int x, y, x1, y1;	1024	int x, y, x1, y1;
876	int dx, dy;	1025	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1026	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1027	Window unused_cr;
879		1028
880	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1029	XTranslateCoordinates (dpy, parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1030	0, 0, &x, &y, &unused_cr);
882	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1031	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1032	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1033	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1034	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1035	* our position for handles and decorations. Counter it
887	*/	1036	*/
888	if (x1 != x || y1 != y) {	1037	if (x1 != x || y1 != y)
		1038	{
889	x -= x1;	1039	x -= x1;
890	y -= y1;	1040	y -= y1;
891	}	1041	}
892		1042
893	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1043	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1044	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895	dx = old_width - R->szHint.width;	1045	dx = old_width - szHint.width;
896	dy = old_height - R->szHint.height;	1046	dy = old_height - szHint.height;
897		1047
898	/* Check position of the center of the window */	1048	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1049	if (x < x1) /* left half */
900	dx = 0;	1050	dx = 0;
901	else if (x == x1) /* exact center */	1051	else if (x == x1) /* exact center */
902	dx /= 2;	1052	dx /= 2;
903	if (y < y1) /* top half */	1053	if (y < y1) /* top half */
904	dy = 0;	1054	dy = 0;
905	else if (y == y1) /* exact center */	1055	else if (y == y1) /* exact center */
906	dy /= 2;	1056	dy /= 2;
907		1057
908	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1058	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909	R->szHint.width, R->szHint.height);	1059	szHint.width, szHint.height);
910	#else	1060	#else
911	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1061	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912	R->szHint.height);
913	#endif	1062	#endif
914	}	1063	}
915		1064
916	fix_screen = (R->TermWin.ncol != R->prev_ncol	1065	if (set_hint)
917	|| R->TermWin.nrow != R->prev_nrow);	1066	XSetWMNormalHints (dpy, parent[0], &szHint);
		1067
		1068	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1069
918	if (fix_screen || width != R->old_width || height != R->old_height) {	1070	if (fix_screen || newwidth != old_width || newheight != old_height)
919	if (scrollbar_visible(R)) {
920	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
921	0, scrollbar_TotalWidth(), R->szHint.height);
922	rxvt_Resize_scrollBar(aR);
923	}
924	if (menubar_visible(R))
925	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
926	0, TermWin_TotalWidth(), menuBar_TotalHeight());
927	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
928	R->window_vt_y, TermWin_TotalWidth(),
929	TermWin_TotalHeight());
930	#ifdef RXVT_GRAPHICS
931	if (R->old_height)
932	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933	R->old_height - R->szHint.base_height);
934	#endif
935	rxvt_scr_clear(aR);
936	#ifdef XPM_BACKGROUND
937	rxvt_resize_pixmap(aR);
938	#endif
939	}	1071	{
		1072	if (scrollBar.state)
		1073	scrollBar.resize ();
940		1074
		1075	XMoveResizeWindow (dpy, vt,
		1076	window_vt_x, window_vt_y,
		1077	width, height);
		1078
		1079	#ifdef HAVE_BG_PIXMAP
		1080	if (bg_window_size_sensitive ())
		1081	update_background ();
		1082	#endif
		1083	}
		1084
941	if (fix_screen || R->old_height == 0) {	1085	if (fix_screen || old_height == 0)
942	int curr_screen = -1;
943	uint16_t old_ncol = R->prev_ncol;
944
945	/* scr_reset only works on the primary screen */
946	if (R->old_height) /* this is not the first time through */
947	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
948
949	R->scr_reset();	1086	scr_reset ();
950
951	if (curr_screen >= 0) { /* this is not the first time through */
952	rxvt_scr_change_screen(aR_ curr_screen);
953	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
954	}
955	}
956
957	R->old_width = R->szHint.width;
958	R->old_height = R->szHint.height;
959		1087
960	#ifdef USE_XIM	1088	#ifdef USE_XIM
961	rxvt_IMSetStatusPosition(aR);	1089	IMSetPosition ();
962	#endif	1090	#endif
963	}	1091	}
964		1092
965	/*	1093	/*
966	* Set the width/height of the vt window in characters. Units are pixels.	1094	* Set the width/height of the vt window in characters. Units are pixels.
967	* good for toggling 80/132 columns	1095	* good for toggling 80/132 columns
968	*/	1096	*/
969	/* EXTPROTO */
970	void	1097	void
971	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1098	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972	{	1099	{
973	XWindowAttributes wattr;	1100	XWindowAttributes wattr;
974		1101
975	if (width == 0 || height == 0) {	1102	if (newwidth == 0 || newheight == 0)
		1103	{
976	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1104	XGetWindowAttributes (dpy, display->root, &wattr);
		1105
977	if (width == 0)	1106	if (newwidth == 0)
978	width = wattr.width - R->szHint.base_width;	1107	newwidth = wattr.width - szHint.base_width;
979	if (height == 0)	1108	if (newheight == 0)
980	height = wattr.height - R->szHint.base_height;	1109	newheight = wattr.height - szHint.base_height;
		1110	}
		1111
		1112	if (newwidth != width || newheight != height)
981	}	1113	{
982	if (width != R->TermWin.width || height != R->TermWin.height) {
983	width += R->szHint.base_width;	1114	newwidth += szHint.base_width;
984	height += R->szHint.base_height;	1115	newheight += szHint.base_height;
985	rxvt_resize_all_windows(aR_ width, height, 0);	1116	resize_all_windows (newwidth, newheight, 0);
986	}	1117	}
987	}	1118	}
988		1119
989	/* -------------------------------------------------------------------- *	1120	/* -------------------------------------------------------------------- *
990	* - X INPUT METHOD ROUTINES - *	1121	* - X INPUT METHOD ROUTINES - *
991	* -------------------------------------------------------------------- */	1122	* -------------------------------------------------------------------- */
992	#ifdef USE_XIM	1123	#ifdef USE_XIM
993	/* INTPROTO */
994	void
995	rxvt_setSize(pR_ XRectangle * size)
996	{
997	size->x = R->TermWin.int_bwidth;
998	size->y = R->TermWin.int_bwidth;
999	size->width = Width2Pixel(R->TermWin.ncol);
1000	size->height = Height2Pixel(R->TermWin.nrow);
1001	}
1002		1124
1003	/* INTPROTO */
1004	void	1125	void
1005	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1126	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006	{	1127	{
1007	*fg = R->PixColors[Color_fg];	1128	fg = pix_colors [Color_fg];
1008	*bg = R->PixColors[Color_bg];	1129	bg = pix_colors [Color_bg];
		1130	}
		1131
		1132	void
		1133	rxvt_term::im_set_size (XRectangle &size)
		1134	{
		1135	// the int_bwidth terms make no sense to me
		1136	size.x = int_bwidth;
		1137	size.y = int_bwidth;
		1138	size.width = Width2Pixel (ncol) + int_bwidth;
		1139	size.height = Height2Pixel (nrow) + int_bwidth;
		1140	}
		1141
		1142	void
		1143	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1144	XRectangle &status_rect,
		1145	const XRectangle &needed_rect)
		1146	{
		1147	preedit_rect.x = needed_rect.width;
		1148	preedit_rect.y = 0;
		1149	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1150	preedit_rect.height = fheight;
		1151
		1152	status_rect.x = 0;
		1153	status_rect.y = 0;
		1154	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1155	status_rect.height = fheight;
1009	}	1156	}
1010		1157
1011	/* Checking whether input method is running. */	1158	/* Checking whether input method is running. */
1012	/* INTPROTO */
1013	Bool	1159	bool
1014	rxvt_IMisRunning(pR)	1160	rxvt_term::IMisRunning ()
1015	{	1161	{
1016	char *p;	1162	Atom atom;
1017	Atom atom;	1163	Window win;
1018	Window win;
1019	char server[IMBUFSIZ];	1164	char server[IMBUFSIZ];
1020		1165
1021	/* get current locale modifier */	1166	/* get current locale modifier */
1022	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1167	if (char *p = XSetLocaleModifiers (0))
		1168	{
1023	STRCPY(server, "@server=");	1169	strcpy (server, "@server=");
1024	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1170	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1171
1025	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1172	if (p = strchr (server + 1, '@')) /* first one only */
1026	*p = '\0';	1173	*p = '\0';
1027		1174
1028	atom = XInternAtom(R->Xdisplay, server, False);	1175	atom = XInternAtom (dpy, server, False);
1029	win = XGetSelectionOwner(R->Xdisplay, atom);	1176	win = XGetSelectionOwner (dpy, atom);
		1177
1030	if (win != None)	1178	if (win != None)
1031	return True;	1179	return true;
1032	}	1180	}
		1181
1033	return False;	1182	return false;
1034	}	1183	}
1035		1184
1036	/* EXTPROTO */
1037	void	1185	void
1038	rxvt_IMSendSpot(pR)	1186	rxvt_term::IMSendSpot ()
1039	{	1187	{
1040	XPoint spot;	1188	XPoint nspot;
1041	XVaNestedList preedit_attr;	1189	XVaNestedList preedit_attr;
1042		1190
1043	if (R->Input_Context == NULL	1191	if (!Input_Context
1044	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1192	|| !focus
1045	|| !(R->event_type == KeyPress	1193	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1046	|| R->event_type == Expose
1047	|| R->event_type == NoExpose
1048	|| R->event_type == SelectionNotify
1049	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1050	|| !rxvt_IMisRunning(aR))
1051	return;	1194	return;
1052		1195
1053	rxvt_setPosition(aR_ & spot);	1196	im_set_position (nspot);
1054		1197
		1198	if (nspot.x == spot.x && nspot.y == spot.y)
		1199	return;
		1200
		1201	spot = nspot;
		1202
1055	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1203	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1204	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057	XFree(preedit_attr);	1205	XFree (preedit_attr);
1058	}	1206	}
1059		1207
1060	/* EXTPROTO */
1061	void	1208	void
1062	rxvt_setTermFontSet(pR_ int idx)	1209	rxvt_term::im_destroy ()
1063	{	1210	{
1064	char *string;	1211	if (input_method)
1065	long length;	1212	{
1066	int success = 0;	1213	if (Input_Context && input_method->xim)
		1214	XDestroyIC (Input_Context);
1067		1215
1068	if (idx < 0 || idx >= MAX_NFONTS)	1216	display->put_xim (input_method);
1069	return;	1217	input_method = 0;
1070	}	1218	}
1071		1219
1072	/* INTPROTO */
1073	void
1074	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075	XRectangle * needed_rect)
1076	{
1077	int mbh, vtx = 0;
1078
1079	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080	vtx = scrollbar_TotalWidth();
1081	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082	mbh -= R->TermWin.lineSpace;
1083
1084	preedit_rect->x = needed_rect->width + vtx;
1085	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088	+ vtx;
1089	preedit_rect->height = Height2Pixel(1);
1090
1091	status_rect->x = vtx;
1092	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094	status_rect->width = needed_rect->width ? needed_rect->width
1095	: Width2Pixel(R->TermWin.ncol + 1);
1096	status_rect->height = Height2Pixel(1);
1097	}
1098
1099	/* ARGSUSED */
1100	/* INTPROTO */
1101	void
1102	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103	__attribute__ ((unused)), XPointer call_data
1104	__attribute__ ((unused)))
1105	{
1106	dR;
1107
1108	R->Input_Context = NULL;	1220	Input_Context = 0;
1109	/* To avoid Segmentation Fault in C locale: Solaris only? */
1110	if (STRCMP(R->locale, "C"))
1111	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112	rxvt_IMInstantiateCallback, NULL);
1113	}	1221	}
		1222
		1223	#ifdef ENABLE_XIM_ONTHESPOT
		1224
		1225	static void
		1226	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1227	{
		1228	((rxvt_term *)client_data)->make_current ();
		1229	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1230	}
		1231
		1232	static void
		1233	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1234	{
		1235	((rxvt_term *)client_data)->make_current ();
		1236	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1237	}
		1238
		1239	static void
		1240	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1241	{
		1242	rxvt_term *term = (rxvt_term *)client_data;
		1243	XIMText *text = call_data->text;
		1244
		1245	term->make_current ();
		1246
		1247	if (text)
		1248	{
		1249	wchar_t *str;
		1250
		1251	if (!text->encoding_is_wchar && text->string.multi_byte)
		1252	{
		1253	// of course, X makes it ugly again
		1254	if (term->rs[Rs_imLocale])
		1255	SET_LOCALE (term->rs[Rs_imLocale]);
		1256
		1257	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1258	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1259
		1260	if (term->rs[Rs_imLocale])
		1261	SET_LOCALE (term->locale);
		1262	}
		1263	else
		1264	str = text->string.wide_char;
		1265
		1266	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1267	DT_INT, call_data->caret,
		1268	DT_INT, call_data->chg_first,
		1269	DT_INT, call_data->chg_length,
		1270	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1271	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1272	DT_END));
		1273	}
		1274	else
		1275	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1276	DT_INT, call_data->caret,
		1277	DT_INT, call_data->chg_first,
		1278	DT_INT, call_data->chg_length,
		1279	DT_END));
		1280	}
		1281
		1282	#if 0
		1283	static void
		1284	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1285	{
		1286	((rxvt_term *)client_data)->make_current ();
		1287	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1288	DT_INT, call_data->position,
		1289	DT_INT, call_data->direction,
		1290	DT_INT, call_data->style,
		1291	DT_END));
		1292	}
		1293	#endif
		1294
		1295	#endif
1114		1296
1115	/*	1297	/*
1116	* X manual pages and include files don't match on some systems:	1298	* Try to open a XIM with the current modifiers, then see if we can
1117	* some think this is an XIDProc and others an XIMProc so we can't	1299	* open a suitable preedit type
1118	* use the first argument - need to update this to be nice for
1119	* both types via some sort of configure detection
1120	*/	1300	*/
1121	/* ARGSUSED */	1301	bool
1122	/* EXTPROTO */	1302	rxvt_term::IM_get_IC (const char *modifiers)
1123	void
1124	rxvt_IMInstantiateCallback(Display * unused
1125	__attribute__ ((unused)), XPointer client_data
1126	__attribute__ ((unused)), XPointer call_data
1127	__attribute__ ((unused)))
1128	{	1303	{
1129	dR;	1304	int i, j, found;
1130	int i, found, had_im;	1305	XIM xim;
		1306	XPoint spot;
		1307	XRectangle rect, status_rect, needed_rect;
		1308	unsigned long fg, bg;
		1309	const char *p;
		1310	char **s;
		1311	XIMStyles *xim_styles;
		1312	#ifdef ENABLE_XIM_ONTHESPOT
		1313	XIMCallback xcb[4];
		1314	#endif
		1315
		1316	set_environ (envv);
		1317
		1318	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1319	return false;
		1320
		1321	input_method = display->get_xim (locale, modifiers);
		1322	if (input_method == NULL)
		1323	return false;
		1324
		1325	xim = input_method->xim;
		1326	spot.x = spot.y = -1;
		1327
		1328	xim_styles = NULL;
		1329	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1330	|| !xim_styles || !xim_styles->count_styles)
		1331	{
		1332	im_destroy ();
		1333	return false;
		1334	}
		1335
		1336	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1337
		1338	for (int pi = 0; pi < 2; pi++)
		1339	{
		1340	p = pet[pi];
		1341
		1342	if (!p)
		1343	continue;
		1344
		1345	s = rxvt_strsplit (',', p);
		1346
		1347	for (i = found = 0; !found && s[i]; i++)
		1348	{
		1349	if (!strcmp (s[i], "OverTheSpot"))
		1350	input_style = XIMPreeditPosition | XIMStatusNothing;
		1351	else if (!strcmp (s[i], "OffTheSpot"))
		1352	input_style = XIMPreeditArea | XIMStatusArea;
		1353	else if (!strcmp (s[i], "Root"))
		1354	input_style = XIMPreeditNothing | XIMStatusNothing;
		1355	else if (!strcmp (s[i], "None"))
		1356	input_style = XIMPreeditNone | XIMStatusNone;
		1357	#ifdef ENABLE_XIM_ONTHESPOT
		1358	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1359	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1360	#endif
		1361	else
		1362	input_style = XIMPreeditNothing | XIMStatusNothing;
		1363
		1364	for (j = 0; j < xim_styles->count_styles; j++)
		1365	if (input_style == xim_styles->supported_styles[j])
		1366	{
		1367	rxvt_free_strsplit (s);
		1368
		1369	found = 1;
		1370	goto foundpet;
		1371	}
		1372
		1373	}
		1374
		1375	rxvt_free_strsplit (s);
		1376	}
		1377
		1378	foundpet:
		1379
		1380	XFree (xim_styles);
		1381
		1382	if (!found)
		1383	{
		1384	im_destroy ();
		1385	return false;
		1386	}
		1387
		1388	XFontSet fs = 0;
		1389	XVaNestedList preedit_attr = 0, status_attr = 0;
		1390
		1391	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1392	{
		1393	// fake us a font-set, please
		1394	char **missing_charset_list;
		1395	int missing_charset_count;
		1396	char *def_string;
		1397	char pat[512];
		1398
		1399	sprintf (pat,
		1400	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1401	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1402	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"*",
		1406	fheight,
		1407	fheight + 1, fheight - 1,
		1408	fheight - 2, fheight + 2);
		1409
		1410	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1411	&missing_charset_list, &missing_charset_count, &def_string);
		1412
		1413	if (missing_charset_list)
		1414	XFreeStringList (missing_charset_list);
		1415
		1416	if (!fs)
		1417	{
		1418	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1419	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1420	}
		1421	}
		1422
		1423	if (input_style & XIMPreeditPosition)
		1424	{
		1425	im_set_size (rect);
		1426	im_set_position (spot);
		1427	im_set_color (fg, bg);
		1428
		1429	preedit_attr = XVaCreateNestedList (0,
		1430	XNForeground, fg,
		1431	XNBackground, bg,
		1432	XNArea, &rect,
		1433	XNSpotLocation, &spot,
		1434	XNFontSet, fs,
		1435	NULL);
		1436	}
		1437	else if (input_style & XIMPreeditArea)
		1438	{
		1439	im_set_color (fg, bg);
		1440
		1441	/*
		1442	* The necessary width of preedit area is unknown
		1443	* until create input context.
		1444	*/
		1445	needed_rect.width = 0;
		1446	im_set_preedit_area (rect, status_rect, needed_rect);
		1447
		1448	preedit_attr = XVaCreateNestedList (0,
		1449	XNForeground, fg,
		1450	XNBackground, bg,
		1451	XNArea, &rect,
		1452	XNFontSet, fs,
		1453	NULL);
		1454	status_attr = XVaCreateNestedList (0,
		1455	XNForeground, fg,
		1456	XNBackground, bg,
		1457	XNArea, &status_rect,
		1458	XNFontSet, fs,
		1459	NULL);
		1460	}
		1461	#if ENABLE_XIM_ONTHESPOT
		1462	else if (input_style & XIMPreeditCallbacks)
		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,
		1487	XNClientWindow, vt,
		1488	XNFocusWindow, parent[0],
		1489	preedit_attr ? XNPreeditAttributes : NULL,
		1490	preedit_attr,
		1491	status_attr ? XNStatusAttributes : NULL,
		1492	status_attr, NULL);
		1493
		1494	if (preedit_attr) XFree (preedit_attr);
		1495	if (status_attr) XFree (status_attr);
		1496	if (fs) XFreeFontSet (dpy, fs);
		1497
		1498	if (Input_Context == NULL)
		1499	{
		1500	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1501	im_destroy ();
		1502	return false;
		1503	}
		1504
		1505	#if 0
		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	IMSetPosition ();
		1512
		1513	return true;
		1514	}
		1515
		1516	void
		1517	rxvt_term::im_cb ()
		1518	{
		1519	int i;
1131	const char *p;	1520	const char *p;
1132	char **s;	1521	char **s;
1133	char buf[IMBUFSIZ];	1522	char buf[IMBUFSIZ];
1134		1523
1135	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1524	make_current ();
		1525
		1526	im_destroy ();
		1527
1136	if (R->Input_Context)	1528	if (Input_Context)
1137	return;	1529	return;
1138		1530
1139	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1531	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140	if (R->rs[Rs_imLocale])	1532	if (rs[Rs_imLocale])
1141	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1533	SET_LOCALE (rs[Rs_imLocale]);
1142	#endif	1534	#endif
1143		1535
1144	p = R->rs[Rs_inputMethod];	1536	p = rs[Rs_inputMethod];
1145	if (p && *p)	1537	if (p && *p)
1146	{	1538	{
1147	bool found = false;	1539	bool found = false;
1148		1540
1149	s = rxvt_splitcommastring (p);	1541	s = rxvt_strsplit (',', p);
		1542
1150	for (i = 0; s[i]; i++)	1543	for (i = 0; s[i]; i++)
1151	{	1544	{
1152	if (*s[i])	1545	if (*s[i])
1153	{	1546	{
1154	STRCPY (buf, "@im=");	1547	strcpy (buf, "@im=");
1155	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1548	strncat (buf, s[i], IMBUFSIZ - 5);
1156	if ((p = XSetLocaleModifiers (buf)) && *p	1549	if (IM_get_IC (buf))
1157	&& rxvt_IM_get_IC (aR))
1158	{	1550	{
1159	found = true;	1551	found = true;
1160	break;	1552	break;
1161	}	1553	}
1162	}	1554	}
1163	}	1555	}
1164	for (i = 0; s[i]; i++)	1556
1165	free(s[i]);	1557	rxvt_free_strsplit (s);
1166	free(s);
1167		1558
1168	if (found)	1559	if (found)
1169	goto done;	1560	goto done;
1170	}	1561	}
1171		1562
1172	/* try with XMODIFIERS env. var. */	1563	/* try with XMODIFIERS env. var. */
1173	if ((p = XSetLocaleModifiers ("")) && *p	1564	if (IM_get_IC (""))
1174	&& rxvt_IM_get_IC (aR))
1175	goto done;	1565	goto done;
1176		1566
1177	/* try with no modifiers base IF the user didn't specify an IM */	1567	/* try with no modifiers base IF the user didn't specify an IM */
1178	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1568	if (IM_get_IC ("@im=none"))
1179	&& rxvt_IM_get_IC (aR) == True)
1180	goto done;	1569	goto done;
1181		1570
1182	done:	1571	done:
1183	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1572	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184	if (R->rs[Rs_imLocale])	1573	if (rs[Rs_imLocale])
1185	setlocale (LC_CTYPE, R->locale);	1574	SET_LOCALE (locale);
1186	#endif	1575	#endif
1187	}	1576	}
1188		1577
1189	/*	1578	void
1190	* Try to open a XIM with the current modifiers, then see if we can	1579	rxvt_term::IMSetPosition ()
1191	* open a suitable preedit type
1192	*/
1193	/* INTPROTO */
1194	Bool
1195	rxvt_IM_get_IC(pR)
1196	{	1580	{
1197	int i, j, found;
1198	XIM xim;
1199	XPoint spot;
1200	XRectangle rect, status_rect, needed_rect;	1581	XRectangle preedit_rect, status_rect, *needed_rect;
1201	unsigned long fg, bg;
1202	const char *p;
1203	char **s;
1204	XIMStyles *xim_styles;
1205	XVaNestedList preedit_attr, status_attr;	1582	XVaNestedList preedit_attr, status_attr;
1206	XIMCallback ximcallback;
1207		1583
1208	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1584	if (!Input_Context
1209	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1585	|| !focus
1210	if (xim == NULL)	1586	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1211	return False;	1587	|| !IMisRunning ())
		1588	return;
1212		1589
1213	xim_styles = NULL;
1214	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215	|| !xim_styles || !xim_styles->count_styles) {
1216	XCloseIM(xim);
1217	return False;
1218	}
1219
1220	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221	: "OverTheSpot,OffTheSpot,Root";
1222	s = rxvt_splitcommastring(p);
1223	for (i = found = 0; !found && s[i]; i++) {
1224	if (!STRCMP(s[i], "OverTheSpot"))
1225	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226	else if (!STRCMP(s[i], "OffTheSpot"))
1227	R->input_style = (XIMPreeditArea | XIMStatusArea);
1228	else if (!STRCMP(s[i], "Root"))
1229	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231	for (j = 0; j < xim_styles->count_styles; j++)
1232	if (R->input_style == xim_styles->supported_styles[j]) {
1233	found = 1;
1234	break;
1235	}
1236	}
1237	for (i = 0; s[i]; i++)
1238	free(s[i]);
1239	free(s);
1240	XFree(xim_styles);
1241
1242	if (!found) {
1243	XCloseIM(xim);
1244	return False;
1245	}
1246
1247	ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249	/* XXX: not sure why we need this (as well as IC one below) */
1250	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252	preedit_attr = status_attr = NULL;
1253
1254	if (R->input_style & XIMPreeditPosition) {	1590	if (input_style & XIMPreeditPosition)
1255	rxvt_setSize(aR_ & rect);	1591	{
1256	rxvt_setPosition(aR_ & spot);	1592	im_set_size (preedit_rect);
1257	rxvt_setColor(aR_ & fg, &bg);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1593	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1260	XNSpotLocation, &spot,
1261	XNForeground, fg, XNBackground, bg,
1262	//XNFontSet, R->TermWin.fontset,
1263	NULL);
1264	} else if (R->input_style & XIMPreeditArea) {
1265	rxvt_setColor(aR_ & fg, &bg);
1266		1594
1267	/*	1595	XSetICValues (Input_Context,
1268	* The necessary width of preedit area is unknown	1596	XNPreeditAttributes, preedit_attr, NULL);
1269	* until create input context.	1597	}
1270	*/	1598	else
1271	needed_rect.width = 0;
1272
1273	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, R->TermWin.fontset,
1278	NULL);
1279	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280	XNForeground, fg, XNBackground, bg,
1281	//XNFontSet, R->TermWin.fontset,
1282	NULL);
1283	}	1599	{
1284	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285	XNClientWindow, R->TermWin.parent[0],
1286	XNFocusWindow, R->TermWin.parent[0],
1287	XNDestroyCallback, &ximcallback,
1288	preedit_attr ? XNPreeditAttributes : NULL,
1289	preedit_attr,
1290	status_attr ? XNStatusAttributes : NULL,
1291	status_attr, NULL);
1292	if (preedit_attr)
1293	XFree(preedit_attr);
1294	if (status_attr)
1295	XFree(status_attr);
1296	if (R->Input_Context == NULL) {
1297	rxvt_print_error("failed to create input context");
1298	XCloseIM(xim);
1299	return False;
1300	}
1301	if (R->input_style & XIMPreeditArea)
1302	rxvt_IMSetStatusPosition(aR);
1303	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304	return True;
1305	}
1306
1307	/* EXTPROTO */
1308	void
1309	rxvt_IMSetStatusPosition(pR)
1310	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;
1313
1314	if (R->Input_Context == NULL
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))
1317	return;
1318
1319	/* Getting the necessary width of preedit area */	1600	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1601	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1602	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1603	XFree (status_attr);
1323		1604
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1605	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1606	XFree (needed_rect);
1325		1607
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1608	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1609	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1610
1329	XSetICValues(R->Input_Context,	1611	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1612	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1613	XNStatusAttributes, status_attr,
		1614	NULL);
1332		1615
		1616	XFree (status_attr);
		1617	}
		1618
1333	XFree(preedit_attr);	1619	XFree (preedit_attr);
1334	XFree(status_attr);
1335	}	1620	}
1336	#endif /* USE_XIM */	1621	#endif /* USE_XIM */
1337		1622
1338	/*----------------------------------------------------------------------*/	1623	void
1339	rxvt_t rxvt_current_term;	1624	rxvt_term::get_window_origin (int &x, int &y)
		1625	{
		1626	Window cr;
		1627	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1628	}
		1629
		1630	Pixmap
		1631	rxvt_term::get_pixmap_property (Atom property)
		1632	{
		1633	Pixmap pixmap = None;
		1634
		1635	int aformat;
		1636	unsigned long nitems, bytes_after;
		1637	Atom atype;
		1638	unsigned char *prop;
		1639	int result = XGetWindowProperty (dpy, display->root, property,
		1640	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1641	&nitems, &bytes_after, &prop);
		1642	if (result == Success)
		1643	{
		1644	if (atype == XA_PIXMAP)
		1645	pixmap = *(Pixmap *)prop;
		1646	XFree (prop);
		1647	}
		1648
		1649	return pixmap;
		1650	}
		1651
		1652	#ifdef HAVE_BG_PIXMAP
		1653
		1654	void
		1655	rxvt_term::update_background ()
		1656	{
		1657	if (update_background_ev.is_active ())
		1658	return;
		1659
		1660	bg_invalidate ();
		1661
		1662	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1663
		1664	if (to_wait <= 0.)
		1665	bg_render ();
		1666	else
		1667	update_background_ev.start (to_wait);
		1668	}
		1669
		1670	void
		1671	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1672	{
		1673	make_current ();
		1674
		1675	update_background_ev.stop ();
		1676	bg_render ();
		1677	refresh_check ();
		1678	}
		1679
		1680	#endif /* HAVE_BG_PIXMAP */
1340		1681
1341	/*----------------------- end-of-file (C source) -----------------------*/	1682	/*----------------------- end-of-file (C source) -----------------------*/

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