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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.13 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.230 by root, Sun Aug 27 10:10:25 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.13 2003/12/17 09:00:35 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) 2003-2006 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 "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
		56	static char curlocale[128], savelocale[128];
		57
		58	bool
		59	rxvt_set_locale (const char *locale) NOTHROW
		60	{
		61	int size = strlen (locale) + 1;
		62
		63	if (size > sizeof (curlocale))
		64	rxvt_fatal ("locale string too long, aborting.\n");
		65
		66	if (!locale || !memcmp (locale, curlocale, size))
		67	return false;
		68
		69	memcpy (curlocale, locale, size);
		70	setlocale (LC_CTYPE, curlocale);
		71	return true;
		72	}
		73
47	void *	74	void
48	rxvt_term::operator new (size_t s)	75	rxvt_push_locale (const char *locale) NOTHROW
49	{	76	{
50	void *p = malloc (s);	77	strcpy (savelocale, curlocale);
		78	rxvt_set_locale (locale);
		79	}
51		80
52	MEMSET (p, 0, s);	81	void
		82	rxvt_pop_locale () NOTHROW
		83	{
		84	rxvt_set_locale (savelocale);
		85	}
		86
		87	#if ENABLE_COMBINING
		88	class rxvt_composite_vec rxvt_composite;
		89
		90	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		91	{
		92	compose_char *cc;
		93
		94	// break compose chains, as stupid readline really likes to duplicate
		95	// composing characters for some reason near the end of a line.
		96	cc = (*this)[c1];
		97	while (cc)
		98	{
		99	if (cc->c2 == c2) return c1;
		100	cc = (*this)[cc->c1];
		101	}
		102
		103	// check to see wether this combination already exists otherwise
		104	for (cc = v.end (); cc-- > v.begin (); )
		105	{
		106	if (cc->c1 == c1 && cc->c2 == c2)
		107	return COMPOSE_LO + (cc - v.begin ());
		108	}
		109
		110	// allocate a new combination
		111	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		112	{
		113	static int seen;
		114
		115	if (!seen++)
		116	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		117
		118	return REPLACEMENT_CHAR;
		119	}
		120
		121	v.push_back (compose_char (c1, c2));
		122
		123	return v.size () - 1 + COMPOSE_LO;
		124	}
		125
		126	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		127	{
		128	compose_char *cc = (*this)[c];
		129
		130	if (!cc)
		131	{
		132	if (r) *r = c;
		133	return 1;
		134	}
		135
		136	int len = expand (cc->c1, r);
		137
		138	if (r) r += len;
		139
		140	if (cc->c2 != NOCHAR)
		141	{
		142	len++;
		143	if (r) *r++ = cc->c2;
		144	}
		145
53	return p;	146	return len;
54	}
55		147
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	148	}
		149	#endif
61		150
62	rxvt_term::rxvt_term ()	151	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	152	:
		153	#if TRANSPARENT || ENABLE_PERL
		154	rootwin_ev (this, &rxvt_term::rootwin_cb),
		155	#endif
		156	#ifdef HAVE_SCROLLBARS
		157	scrollbar_ev (this, &rxvt_term::x_cb),
		158	#endif
64	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
		160	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		161	#endif
		162	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	163	text_blink_ev (this, &rxvt_term::text_blink_cb),
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	173	#endif
67	#ifdef POINTER_BLANK	174	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	175	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	176	#endif
		177	#ifdef USE_XIM
		178	im_ev (this, &rxvt_term::im_cb),
		179	#endif
		180	#ifndef NO_BELL
		181	bell_ev (this, &rxvt_term::bell_cb),
		182	#endif
		183	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	184	vt_ev (this, &rxvt_term::x_cb),
		185	child_ev (this, &rxvt_term::child_cb),
		186	check_ev (this, &rxvt_term::check_cb),
		187	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	188	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	189	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	190	incr_ev (this, &rxvt_term::incr_cb)
74	{	191	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	192	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		193
		194	termlist.push_back (this);
		195
		196	#ifdef KEYSYM_RESOURCE
		197	keyboard = new keyboard_manager;
		198	#endif
		199	}
		200
		201	// clean up the most important stuff, do *not* call x or free mem etc.
		202	// for use before an emergency exit
		203	void rxvt_term::emergency_cleanup ()
		204	{
		205	if (cmd_pid)
		206	kill (-cmd_pid, SIGHUP);
		207
		208	pty_ev.stop ();
		209	delete pty; pty = 0;
76	}	210	}
77		211
78	rxvt_term::~rxvt_term ()	212	rxvt_term::~rxvt_term ()
79	{	213	{
		214	termlist.erase (find (termlist.begin (), termlist.end(), this));
		215
		216	emergency_cleanup ();
		217
		218	#if ENABLE_STYLES
		219	for (int i = RS_styleCount; --i; )
		220	if (fontset[i] != fontset[0])
		221	delete fontset[i];
		222	#endif
		223	delete fontset[0];
		224
		225	if (display)
		226	{
		227	selection_clear ();
		228
		229	#ifdef USE_XIM
		230	im_destroy ();
		231	#endif
		232	#ifdef XTERM_SCROLLBAR
		233	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
		234	if (ShadowGC) XFreeGC (dpy, ShadowGC);
		235	#endif
		236	#ifdef PLAIN_SCROLLBAR
		237	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
		238	#endif
		239	#ifdef NEXT_SCROLLBAR
		240	if (blackGC) XFreeGC (dpy, blackGC);
		241	if (whiteGC) XFreeGC (dpy, whiteGC);
		242	if (grayGC) XFreeGC (dpy, grayGC);
		243	if (darkGC) XFreeGC (dpy, darkGC);
		244	if (stippleGC) XFreeGC (dpy, stippleGC);
		245	if (dimple) XFreePixmap (dpy, dimple);
		246	if (upArrow) XFreePixmap (dpy, upArrow);
		247	if (downArrow) XFreePixmap (dpy, downArrow);
		248	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
		249	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
		250	#endif
		251	#ifdef RXVT_SCROLLBAR
		252	if (topShadowGC) XFreeGC (dpy, topShadowGC);
		253	if (botShadowGC) XFreeGC (dpy, botShadowGC);
		254	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
		255	#endif
		256	if (gc) XFreeGC (dpy, gc);
		257
		258	delete drawable;
		259	// destroy all windows
		260	if (parent[0])
		261	XDestroyWindow (dpy, parent[0]);
		262
		263	for (int i = 0; i < TOTAL_COLORS; i++)
		264	if (ISSET_PIXCOLOR (i))
		265	{
		266	pix_colors_focused [i].free (this);
		267	#if OFF_FOCUS_FADING
		268	pix_colors_unfocused [i].free (this);
		269	#endif
		270	}
		271
		272	clear ();
		273	}
		274
		275	delete [] pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete [] pix_colors_unfocused;
		278	#endif
		279
		280	displays.put (display);
		281
80	scr_release ();	282	scr_release ();
81		283
82	#ifndef NO_SETOWNER_TTYDEV	284	/* clear all resources */
83	rxvt_privileged_ttydev (this, RESTORE);	285	for (int i = 0; i < allocated.size (); i++)
84	#endif	286	free (allocated [i]);
85	#ifdef UTMP_SUPPORT
86	rxvt_privileged_utmp (this, RESTORE);
87	#endif
88	#ifdef USE_XIM
89	if (Input_Context != NULL)
90	{
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		287
96	if (cmd_fd >= 0)	288	free (selection.text);
97	close (cmd_fd);	289	// TODO: manage env vars in child only(!)
		290	free (env_display);
		291	free (env_term);
		292	free (locale);
		293	free (v_buffer);
		294	free (incr_buf);
98		295
99	if (Xfd >= 0)	296	delete envv;
100	XCloseDisplay (Xdisplay);	297	delete argv;
101		298
102	delete PixColors;	299	#ifdef KEYSYM_RESOURCE
		300	delete keyboard;
		301	#endif
		302	}
		303
		304	// child has exited, usually destroys
		305	void
		306	rxvt_term::child_cb (child_watcher &w, int status)
		307	{
		308	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		309
		310	cmd_pid = 0;
		311
		312	if (!OPTION (Opt_hold))
		313	destroy ();
103	}	314	}
104		315
105	void	316	void
106	rxvt_term::destroy ()	317	rxvt_term::destroy ()
107	{	318	{
		319	if (destroy_ev.active)
		320	return;
		321
		322	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		323
		324	#if ENABLE_OVERLAY
		325	scr_overlay_off ();
		326	#endif
		327
		328	if (display)
		329	{
		330	#if USE_XIM
		331	im_ev.stop (display);
		332	#endif
		333	#if HAVE_SCROLLBARS
		334	scrollbar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT || ENABLE_PERL
		337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
		340	termwin_ev.stop (display);
		341	vt_ev.stop (display);
		342	}
		343
108	check_ev.stop ();	344	check_ev.stop ();
109	pty_ev.stop ();	345	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
		347	cursor_blink_ev.stop ();
		348	#endif
		349	#ifdef TEXT_BLINK
112	blink_ev.stop ();	350	text_blink_ev.stop ();
		351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
113	#endif	357	#endif
114	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	359	pointer_ev.stop ();
116	#endif	360	#endif
117		361
…		…
119	}	363	}
120		364
121	void	365	void
122	rxvt_term::destroy_cb (time_watcher &w)	366	rxvt_term::destroy_cb (time_watcher &w)
123	{	367	{
124	SET_R (this);	368	make_current ();
125		369
126	delete this;	370	delete this;
127	}
128
129	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */
131	/* LIBPROTO */
132	rxvt_t
133	rxvt_init (int argc, const char *const *argv)
134	{
135	SET_R (new rxvt_term);
136	dR;
137
138	if (!R->init_vars () || !R->init (argc, argv))
139	{
140	delete R;
141	return NULL;
142	}
143
144	return R;
145	}
146
147	/* EXTPROTO */
148	void
149	rxvt_init_signals ()
150	{
151	/* install exit handler for cleanup */
152	#if 0
153	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);
155	#else
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */
172
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}
176
177	bool
178	rxvt_term::init (int argc, const char *const *argv)
179	{
180	dR;//TODO (scrollbar, setidle)
181
182	/*
183	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems
188	*/
189	rxvt_privileges (this, SAVE);
190	rxvt_privileges (this, IGNORE);
191
192	rxvt_init_secondary (this);
193
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196	#if (MENUBAR_MAX)
197	rxvt_menubar_read (this, rs[Rs_menu]);
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203
204	rxvt_Create_Windows (this, argc, argv);
205
206	rxvt_init_xlocale (this);
207
208	scr_reset (); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}
249
250	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */
253	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/
256	/* ARGSUSED */
257	/* EXTPROTO */
258	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))
260	{
261	int pid, save_errno = errno;
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263	;
264	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}
271
272	/*
273	* Catch a fatal signal and tidy up before quitting
274	*/
275	/* EXTPROTO */
276	RETSIGTYPE
277	rxvt_Exit_signal(int sig)
278	{
279	signal(sig, SIG_DFL);
280	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);
282	#endif
283	rxvt_clean_exit();
284	kill(getpid(), sig);
285	}
286
287	/* ARGSUSED */
288	/* INTPROTO */
289	int
290	rxvt_xerror_handler(const Display * display
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{
293	dR;
294
295	if (R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;
297	else
298	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();
304	}
305
306	return 0;
307	}	371	}
308		372
309	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
310	/*	374	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can	376	* TODO: if debugging, this should free up any known resources if we can
313	*/	377	*/
314	/* EXTPROTO */	378	static XErrorHandler old_xerror_handler;
		379
		380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if !ENABLE_MINIMAL
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		408	}
		409	if ((event->error_code == BadWindow) ||
		410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		429	}
		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		433	}
		434	#endif
		435
		436	int
		437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		438	{
		439	if (GET_R->allowedxerror == -1)
		440	GET_R->allowedxerror = event->error_code;
		441	else
		442	{
		443	// GET_R is most likely not the terminal which caused the error,
		444	// so just output the error and continue
		445	#if ENABLE_MINIMAL
		446	old_xerror_handler (display, event);
		447	#else
		448	print_x_error (display, event);
		449	#endif
		450	}
		451
		452	return 0;
		453	}
		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
		465	bool
		466	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		467	{
		468	this->envv = envv;
		469
		470	SET_R (this);
		471	set_locale ("");
		472	set_environ (envv); // few things in X do not call setlocale :(
		473
		474	if (!init_vars ())
		475	return false;
		476
		477	init_secondary ();
		478
		479	const char **cmd_argv = init_resources (argc, argv);
		480
		481	#ifdef KEYSYM_RESOURCE
		482	keyboard->register_done ();
		483	#endif
		484
		485	#ifdef HAVE_SCROLLBARS
		486	if (OPTION (Opt_scrollBar))
		487	scrollBar.setIdle (); /* set existence for size calculations */
		488	#endif
		489
		490	pty = ptytty::create ();
		491
		492	create_windows (argc, argv);
		493
		494	init_xlocale ();
		495
		496	scr_reset (); // initialize screen
		497
		498	#if 0
		499	XSynchronize (dpy, True);
		500	#endif
		501
		502	#ifdef HAVE_SCROLLBARS
		503	if (OPTION (Opt_scrollBar))
		504	resize_scrollbar (); /* create and map scrollbar */
		505	#endif
		506	#ifdef TRANSPARENT
		507	if (OPTION (Opt_transparent))
		508	{
		509	XSelectInput (dpy, display->root, PropertyChangeMask);
		510	check_our_parents ();
		511	rootwin_ev.start (display, display->root);
		512	}
		513	#endif
		514	#if ENABLE_PERL
		515	rootwin_ev.start (display, display->root);
		516	#endif
		517
		518	set_colorfgbg ();
		519
		520	init_command (cmd_argv);
		521
		522	free (cmd_argv);
		523
		524	if (pty->pty >= 0)
		525	pty_ev.start (pty->pty, EVENT_READ);
		526
		527	check_ev.start ();
		528
		529	HOOK_INVOKE ((this, HOOK_START, DT_END));
		530
		531	#if ENABLE_XEMBED
		532	if (rs[Rs_embed])
		533	{
		534	long info[2] = { 0, XEMBED_MAPPED };
		535
		536	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		537	32, PropModeReplace, (unsigned char *)&info, 2);
		538	}
		539	#endif
		540
		541	XMapWindow (dpy, vt);
		542	XMapWindow (dpy, parent[0]);
		543
		544	return true;
		545	}
		546
		547	static struct sig_handlers
		548	{
		549	sig_watcher sw_term, sw_int;
		550
		551	/*
		552	* Catch a fatal signal and tidy up before quitting
		553	*/
315	void	554	void
316	rxvt_clean_exit ()	555	sig_term (sig_watcher &w)
317	{	556	{
318	dR;	557	rxvt_emergency_cleanup ();
		558	signal (w.signum, SIG_DFL);
		559	kill (getpid (), w.signum);
		560	}
319		561
320	R->destroy ();	562	sig_handlers ()
		563	: sw_term (this, &sig_handlers::sig_term),
		564	sw_int (this, &sig_handlers::sig_term)
		565	{
		566	}
		567	} sig_handlers;
		568
		569	char **rxvt_environ; // startup environment
		570
		571	void
		572	rxvt_init ()
		573	{
		574	ptytty::init ();
		575
		576	rxvt_environ = environ;
		577
		578	signal (SIGHUP, SIG_IGN);
		579	signal (SIGPIPE, SIG_IGN);
		580
		581	sig_handlers.sw_term.start (SIGTERM);
		582	sig_handlers.sw_int.start (SIGINT);
		583
		584	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		585	/* signal (SIGURG, SIG_DFL); */
		586
		587	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		588	// TODO: handle this with exceptions and tolerate the memory loss
		589	XSetIOErrorHandler (rxvt_xioerror_handler);
		590
		591	XrmInitialize ();
321	}	592	}
322		593
323	/* ------------------------------------------------------------------------- *	594	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	595	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	596	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	597	void *
327	void *
328	rxvt_malloc(size_t size)	598	rxvt_malloc (size_t size)
329	{	599	{
330	void *p;
331
332	p = malloc(size);	600	void *p = malloc (size);
		601
333	if (p)	602	if (!p)
		603	rxvt_fatal ("memory allocation failure. aborting.\n");
		604
334	return p;	605	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}	606	}
341		607
342	/* EXTPROTO */	608	void *
343	void *
344	rxvt_calloc(size_t number, size_t size)	609	rxvt_calloc (size_t number, size_t size)
345	{	610	{
346	void *p;
347
348	p = calloc(number, size);	611	void *p = calloc (number, size);
		612
349	if (p)	613	if (!p)
		614	rxvt_fatal ("memory allocation failure. aborting.\n");
		615
350	return p;	616	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}	617	}
357		618
358	/* EXTPROTO */	619	void *
359	void *
360	rxvt_realloc(void *ptr, size_t size)	620	rxvt_realloc (void *ptr, size_t size)
361	{	621	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	622	void *p = realloc (ptr, size);
366	else	623
367	p = malloc(size);
368	if (p)	624	if (!p)
		625	rxvt_fatal ("memory allocation failure. aborting.\n");
		626
369	return p;	627	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	628	}
376
377	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void
383	rxvt_privileges(pR_ int mode)
384	{
385	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */
388	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID
391	# endif
392	# ifdef HAVE_SETEUID
393	switch (mode) {
394	case IGNORE:
395	/*
396	* change effective uid/gid - not real uid/gid - so we can switch
397	* back to root later, as required
398	*/
399	seteuid(getuid());
400	setegid(getgid());
401	break;
402	case SAVE:
403	R->euid = geteuid();
404	R->egid = getegid();
405	break;
406	case RESTORE:
407	seteuid(R->euid);
408	setegid(R->egid);
409	break;
410	}
411	# else
412	switch (mode) {
413	case IGNORE:
414	setuid(getuid());
415	setgid(getgid());
416	/* FALLTHROUGH */
417	case SAVE:
418	/* FALLTHROUGH */
419	case RESTORE:
420	break;
421	}
422	# endif
423	#endif
424	}
425
426	#ifdef UTMP_SUPPORT
427	/* EXTPROTO */
428	void
429	rxvt_privileged_utmp(pR_ char action)
430	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
432	action, R->next_utmp_action, getpid()));
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')
436	return;
437
438	rxvt_privileges(aR_ RESTORE);
439	if (action == SAVE) {
440	R->next_utmp_action = RESTORE;
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
442	} else { /* action == RESTORE */
443	R->next_utmp_action = IGNORE;
444	rxvt_cleanutent(aR);
445	}
446	rxvt_privileges(aR_ IGNORE);
447	}
448	#endif
449
450	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void
453	rxvt_privileged_ttydev(pR_ char action)
454	{
455	D_MAIN((stderr,
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457	action, R->next_tty_action, getpid()));
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')
460	return;
461
462	rxvt_privileges(aR_ RESTORE);
463
464	if (action == SAVE) {
465	R->next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;
470	else
471	# endif
472	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);
475	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);
477	# endif
478	}
479	} else { /* action == RESTORE */
480	R->next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484	# else
485	chmod(R->ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);
488	# endif
489	}
490
491	rxvt_privileges(aR_ IGNORE);
492
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));
500	# endif
501	}
502	#endif
503		629
504	/*----------------------------------------------------------------------*/	630	/*----------------------------------------------------------------------*/
505	/*	631	/*
506	* window size/position calculcations for XSizeHint and other storage.	632	* window size/position calculcations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	633	* if width/height are non-zero then override calculated width/height
508	*/	634	*/
509	/* EXTPROTO */
510	void	635	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	636	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	637	{
513	short recalc_x, recalc_y;	638	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	639	int x, y, sb_w, flags;
515	unsigned int w, h;	640	unsigned int w, h;
516	unsigned int max_width, max_height;	641	unsigned int max_width, max_height;
517		642
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
520	R->szHint.height));
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	643	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	644	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	645	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		646
525	recalc_x = recalc_y = 0;	647	recalc_x = recalc_y = 0;
526	flags = 0;	648	flags = 0;
		649
527	if (!R->parsed_geometry) {	650	if (!parsed_geometry)
		651	{
528	R->parsed_geometry = 1;	652	parsed_geometry = 1;
		653
529	if (R->rs[Rs_geometry])	654	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	655	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		656
531	if (flags & WidthValue) {	657	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	658	{
		659	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	660	szHint.flags |= USSize;
534	}	661	}
		662
535	if (flags & HeightValue) {	663	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	664	{
		665	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	666	szHint.flags |= USSize;
538	}	667	}
		668
539	if (flags & XValue) {	669	if (flags & XValue)
		670	{
540	R->szHint.x = x;	671	szHint.x = x;
541	R->szHint.flags |= USPosition;	672	szHint.flags |= USPosition;
		673
542	if (flags & XNegative) {	674	if (flags & XNegative)
		675	{
543	recalc_x = 1;	676	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	677	szHint.win_gravity = NorthEastGravity;
545	}	678	}
546	}	679	}
		680
547	if (flags & YValue) {	681	if (flags & YValue)
		682	{
548	R->szHint.y = y;	683	szHint.y = y;
549	R->szHint.flags |= USPosition;	684	szHint.flags |= USPosition;
		685
550	if (flags & YNegative) {	686	if (flags & YNegative)
		687	{
551	recalc_y = 1;	688	recalc_y = 1;
		689
552	if (R->szHint.win_gravity == NorthEastGravity)	690	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	691	szHint.win_gravity = SouthEastGravity;
554	else	692	else
555	R->szHint.win_gravity = SouthWestGravity;	693	szHint.win_gravity = SouthWestGravity;
556	}	694	}
557	}	695	}
558	}	696	}
		697
559	/* TODO: BOUNDS */	698	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	699	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	700	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	701	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	702	max_height = MAX_ROWS * fheight;
564		703
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	704	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		705
567	sb_w = mb_h = 0;	706	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	707	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	708
		709	if (scrollBar.state)
		710	{
570	sb_w = scrollbar_TotalWidth();	711	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	712	szHint.base_width += sb_w;
		713
572	if (!(R->Options & Opt_scrollBar_right))	714	if (!OPTION (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	715	window_vt_x += sb_w;
574	}	716	}
575	if (menubar_visible(R)) {	717
576	mb_h = menuBar_TotalHeight();
577	R->szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;
579	}
580	R->szHint.width_inc = R->TermWin.fwidth;	718	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	719	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	720	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	721	szHint.min_height = szHint.base_height + szHint.height_inc;
584		722
585	if (width && width - R->szHint.base_width < max_width) {	723	if (newwidth && newwidth - szHint.base_width < max_width)
		724	{
586	R->szHint.width = width;	725	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	726	width = newwidth - szHint.base_width;
588	} else {	727	}
589	MIN_IT(R->TermWin.width, max_width);	728	else
		729	{
		730	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	731	szHint.width = szHint.base_width + width;
591	}	732	}
		733
592	if (height && height - R->szHint.base_height < max_height) {	734	if (newheight && newheight - szHint.base_height < max_height)
		735	{
593	R->szHint.height = height;	736	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	737	height = newheight - szHint.base_height;
595	} else {	738	}
596	MIN_IT(R->TermWin.height, max_height);	739	else
		740	{
		741	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	742	szHint.height = szHint.base_height + height;
598	}	743	}
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	744
		745	if (scrollBar.state && OPTION (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	746	window_sb_x = szHint.width - sb_w;
601		747
602	if (recalc_x)	748	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	749	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	750
605	if (recalc_y)	751	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	752	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		753
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	754	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	755	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
613	R->szHint.height));
614	return;
615	}	756	}
616		757
617	/*----------------------------------------------------------------------*/	758	/*----------------------------------------------------------------------*/
618	/*	759	/*
619	* Tell the teletype handler what size the window is.	760	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	761	* Called after a window size change.
621	*/	762	*/
622	void	763	void
623	rxvt_term::tt_winch ()	764	rxvt_term::tt_winch ()
624	{	765	{
625	struct winsize ws;	766	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	767	return;
629		768
		769	struct winsize ws;
		770
630	ws.ws_col = TermWin.ncol;	771	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	772	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	773	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	774	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	775	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	776
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	777	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	778	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	779	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	780	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	781	#endif
643	}	782	}
644		783
645	/*----------------------------------------------------------------------*/	784	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	785	/* set_fonts () - load and set the various fonts
647	/*	786	*
648	* init = 1 - initialize	787	* init = 1 - initialize
649	*	788	*
650	* fontname == FONT_UP - switch to bigger font	789	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	790	* fontname == FONT_DN - switch to smaller font
652	*/	791	*/
653	/* EXTPROTO */	792	bool
654	void	793	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	794	{
657	}	795	rxvt_fontset *fs = new rxvt_fontset (this);
		796	rxvt_fontprop prop;
658		797
659	/* INTPROTO */	798	if (!fs
660	void	799	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
661	rxvt_font_up_down(pR_ int n, int direction)	800	|| !fs->realize_font (1))
		801	{
		802	delete fs;
		803	return false;
		804	}
		805
		806	#if ENABLE_STYLES
		807	for (int i = RS_styleCount; --i; )
		808	if (fontset[i] != fontset[0])
		809	delete fontset[i];
		810	#endif
		811
		812	delete fontset[0];
		813	fontset[0] = fs;
		814
		815	prop = (*fs)[1]->properties ();
		816	prop.height += lineSpace;
		817
		818	fs->set_prop (prop, false);
		819
		820	fwidth = prop.width;
		821	fheight = prop.height;
		822	fbase = prop.ascent;
		823
		824	for (int style = 1; style < 4; style++)
		825	{
		826	#if ENABLE_STYLES
		827	const char *res = rs[Rs_font + style];
		828
		829	if (res && !*res)
		830	fontset[style] = fontset[0];
		831	else
		832	{
		833	fontset[style] = fs = new rxvt_fontset (this);
		834	rxvt_fontprop prop2 = prop;
		835
		836	if (res)
		837	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		838	else
		839	{
		840	res = fontset[0]->fontdesc;
		841
		842	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		843	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		844	}
		845
		846	fs->populate (res);
		847	fs->set_prop (prop2, true);
		848	}
		849	#else
		850	fontset[style] = fontset[0];
		851	#endif
		852	}
		853
		854	if (parent[0])
		855	{
		856	resize_all_windows (0, 0, 0);
		857	scr_remap_chars ();
		858	scr_touch (true);
		859	}
		860
		861	return true;
		862	}
		863
		864	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	865	{
		866	XChangeProperty (dpy, parent[0],
		867	prop, XA_STRING, 8, PropModeReplace,
		868	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		869	}
		870
		871	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		872	{
		873	wchar_t *ws = rxvt_mbstowcs (str, len);
		874	char *s = rxvt_wcstoutf8 (ws);
		875
		876	XChangeProperty (dpy, parent[0],
		877	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		878	(const unsigned char *)s, strlen (s));
		879
		880	free (s);
		881	free (ws);
663	}	882	}
664		883
665	/*----------------------------------------------------------------------*/	884	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	885	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	886	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	887	void
670	rxvt_set_title(pR_ const char *str)	888	rxvt_term::set_title (const char *str)
671	{	889	{
672	#ifndef SMART_WINDOW_TITLE	890	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	891	#if ENABLE_EWMH
		892	set_utf8_property (xa[XA_NET_WM_NAME], str);
		893	#endif
		894	}
		895
		896	void
		897	rxvt_term::set_icon_name (const char *str)
		898	{
		899	set_string_property (XA_WM_ICON_NAME, str);
		900	#if ENABLE_EWMH
		901	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		902	#endif
		903	}
		904
		905	#ifdef XTERM_COLOR_CHANGE
		906	void
		907	rxvt_term::set_window_color (int idx, const char *color)
		908	{
		909	rxvt_color xcol;
		910	int i;
		911
		912	if (color == NULL || *color == '\0')
		913	return;
		914
		915	color = strdup (color);
		916	allocated.push_back ((void *)color);
		917	rs[Rs_color + idx] = color;
		918
		919	/* handle color aliases */
		920	if (isdigit (*color))
		921	{
		922	i = atoi (color);
		923
		924	if (i >= 8 && i <= 15)
		925	{ /* bright colors */
		926	i -= 8;
		927	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		928	goto done;
		929	}
		930
		931	if (i >= 0 && i <= 7)
		932	{ /* normal colors */
		933	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		934	goto done;
		935	}
		936	}
		937
		938	set_color (xcol, color);
		939
		940	/*
		941	* FIXME: should free colors here, but no idea how to do it so instead,
		942	* so just keep gobbling up the colormap
		943	*/
		944
		945	pix_colors_focused[idx] = xcol;
		946
		947	/* XSetWindowAttributes attr; */
		948	/* Cursor cursor; */
		949	done:
		950	/*TODO: handle Color_BD, scrollbar background, etc. */
		951
		952	update_fade_color (idx);
		953	recolour_cursor ();
		954	scr_recolour ();
		955	}
		956
674	#else	957	#else
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif
684	}
685
686	/* EXTPROTO */
687	void
688	rxvt_set_iconName(pR_ const char *str)
689	{
690	#ifndef SMART_WINDOW_TITLE
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
692	#else
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif
702	}
703
704	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;
710	int i;
711
712	if (color == NULL || *color == '\0')
713	return;
714
715	/* handle color aliases */
716	if (isdigit(*color)) {
717	i = atoi(color);
718	if (i >= 8 && i <= 15) { /* bright colors */
719	i -= 8;
720	# ifndef NO_BRIGHTCOLOR
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
722	SET_PIXCOLOR(R, idx);
723	goto Done;
724	# endif
725	}
726	if (i >= 0 && i <= 7) { /* normal colors */
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];
728	SET_PIXCOLOR(R, idx);
729	goto Done;
730	}
731	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735
736	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap
739	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750
751	R->PixColors[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753
754	/* XSetWindowAttributes attr; */
755	/* Cursor cursor; */
756	Done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */
762
763	rxvt_set_colorfgbg(aR);
764	rxvt_recolour_cursor(aR);
765	/* the only reasonable way to enforce a clean update */
766	rxvt_scr_poweron(aR);
767	}
768
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	958	# define set_window_color (idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */	959	#endif /* XTERM_COLOR_CHANGE */
772		960
773	/* EXTPROTO */
774	void	961	void
775	rxvt_recolour_cursor(pR)	962	rxvt_term::recolour_cursor ()
776	{	963	{
777	rxvt_color xcol[2];	964	XColor fg, bg;
778		965
779	#if TODO	966	(ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	967	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	968	: pix_colors_focused[Color_fg]).get (fg);
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	969
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	970	(ISSET_PIXCOLOR (Color_pointer_bg)
784	#endif	971	? pix_colors_focused[Color_pointer_bg]
		972	: pix_colors_focused[Color_bg]).get (bg);
		973
		974	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
785	}	975	}
786		976
787	/*----------------------------------------------------------------------*/	977	/*----------------------------------------------------------------------*/
788	/*	978	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	979	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	980	*/
791	/* INTPROTO */
792	void	981	void
793	rxvt_set_colorfgbg(pR)	982	rxvt_term::set_colorfgbg ()
794	{	983	{
795	unsigned int i;	984	unsigned int i;
796	const char *xpmb = "\0";	985	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	986	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		987
799	R->env_colorfgbg =	988	strcpy (fstr, "default");
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	989	strcpy (bstr, "default");
801	STRCPY(fstr, "default");
802	STRCPY(bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	990	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	991	if (pix_colors[Color_fg] == pix_colors[i])
		992	{
805	sprintf(fstr, "%d", (i - Color_Black));	993	sprintf (fstr, "%d", (i - Color_Black));
806	break;	994	break;
807	}	995	}
		996
808	for (i = Color_Black; i <= Color_White; i++)	997	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	998	if (pix_colors[Color_bg] == pix_colors[i])
		999	{
810	sprintf(bstr, "%d", (i - Color_Black));	1000	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1001	#ifdef XPM_BACKGROUND
812	xpmb = "default;";	1002	xpmb = "default;";
813	#endif	1003	#endif
814	break;	1004	break;
815	}	1005	}
		1006
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1007	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818
819	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {
822	if (R->PixColors[Color_fg] == R->PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826	}
827	#endif
828	}	1008	}
829		1009
830	/*----------------------------------------------------------------------*/	1010	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1011
836	/* EXTPROTO */	1012	bool
837	int	1013	rxvt_term::set_color (rxvt_color &color, const char *name)
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
839	{	1014	{
840	screen_in_out->set(aR_ colour);	1015	if (color.set (this, name))
841
842	if (!screen_in_out->set(aR_ colour)) {
843	rxvt_print_error("can't allocate colour: %s", colour);
844	return false;
845	}
846
847	return true;	1016	return true;
		1017
		1018	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1019	return false;
		1020	}
		1021
		1022	void
		1023	rxvt_term::alias_color (int dst, int src)
		1024	{
		1025	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
848	}	1026	}
849		1027
850	/* -------------------------------------------------------------------- *	1028	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1029	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1030	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1031	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1032	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1033	{
858	int fix_screen;	1034	int fix_screen;
		1035	int old_width = szHint.width;
		1036	int old_height = szHint.height;
859		1037
		1038	window_calc (newwidth, newheight);
		1039
		1040	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		1041	XSetWMNormalHints (dpy, parent[0], &szHint);
		1042
		1043	if (!ignoreparent)
		1044	{
860	#ifdef SMART_RESIZE	1045	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1046	/*
862	#endif
863
864	rxvt_window_calc(aR_ width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866	if (!ignoreparent) {
867	#ifdef SMART_RESIZE
868	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1047	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1048	* reposition window on resize depending on placement on screen
871	*/	1049	*/
872	int x, y, x1, y1;	1050	int x, y, x1, y1;
873	int dx, dy;	1051	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1052	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1053	Window unused_cr;
876		1054
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1055	XTranslateCoordinates (dpy, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1056	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1057	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1058	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1059	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1060	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1061	* our position for handles and decorations. Counter it
884	*/	1062	*/
885	if (x1 != x || y1 != y) {	1063	if (x1 != x || y1 != y)
		1064	{
886	x -= x1;	1065	x -= x1;
887	y -= y1;	1066	y -= y1;
888	}	1067	}
889		1068
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1069	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1070	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1071	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1072	dy = old_height - szHint.height;
894		1073
895	/* Check position of the center of the window */	1074	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1075	if (x < x1) /* left half */
897	dx = 0;	1076	dx = 0;
898	else if (x == x1) /* exact center */	1077	else if (x == x1) /* exact center */
899	dx /= 2;	1078	dx /= 2;
900	if (y < y1) /* top half */	1079	if (y < y1) /* top half */
901	dy = 0;	1080	dy = 0;
902	else if (y == y1) /* exact center */	1081	else if (y == y1) /* exact center */
903	dy /= 2;	1082	dy /= 2;
904		1083
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1084	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1085	szHint.width, szHint.height);
907	#else	1086	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1087	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1088	#endif
911	}	1089	}
912		1090
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1091	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1092
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1093	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1094	{
		1095	if (scrollBar.state)
		1096	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1097	XMoveResizeWindow (dpy, scrollBar.win,
		1098	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1099	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1100	resize_scrollbar ();
920	}	1101	}
921	if (menubar_visible(R))	1102
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1103	XMoveResizeWindow (dpy, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1104	window_vt_x, window_vt_y,
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925	R->window_vt_y, TermWin_TotalWidth(),
926	TermWin_TotalHeight());	1105	width, height);
927	#ifdef RXVT_GRAPHICS	1106
928	if (R->old_height)
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930	R->old_height - R->szHint.base_height);
931	#endif
932	rxvt_scr_clear(aR);	1107	scr_clear ();
933	#ifdef XPM_BACKGROUND	1108	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);	1109	resize_pixmap ();
935	#endif	1110	#endif
936	}	1111	}
937		1112
938	if (fix_screen || R->old_height == 0) {	1113	if (fix_screen || old_height == 0)
939	int curr_screen = -1;
940	uint16_t old_ncol = R->prev_ncol;
941
942	/* scr_reset only works on the primary screen */
943	if (R->old_height) /* this is not the first time through */
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
945
946	R->scr_reset();	1114	scr_reset ();
947		1115
948	if (curr_screen >= 0) { /* this is not the first time through */	1116	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
949	rxvt_scr_change_screen(aR_ curr_screen);	1117	//scr_touch (false);
950	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
951	}
952	}
953		1118
954	R->old_width = R->szHint.width;	1119	#ifdef XPM_BACKGROUND
955	R->old_height = R->szHint.height;	1120	if (pixmap)
		1121	scr_touch (false);
		1122	#endif
956		1123
957	#ifdef USE_XIM	1124	#ifdef USE_XIM
958	rxvt_IMSetStatusPosition(aR);	1125	IMSetPosition ();
959	#endif	1126	#endif
960	}	1127	}
961		1128
962	/*	1129	/*
963	* Set the width/height of the vt window in characters. Units are pixels.	1130	* Set the width/height of the vt window in characters. Units are pixels.
964	* good for toggling 80/132 columns	1131	* good for toggling 80/132 columns
965	*/	1132	*/
966	/* EXTPROTO */
967	void	1133	void
968	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1134	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
969	{	1135	{
970	XWindowAttributes wattr;	1136	XWindowAttributes wattr;
971		1137
972	if (width == 0 || height == 0) {	1138	if (newwidth == 0 || newheight == 0)
		1139	{
973	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1140	XGetWindowAttributes (dpy, display->root, &wattr);
		1141
974	if (width == 0)	1142	if (newwidth == 0)
975	width = wattr.width - R->szHint.base_width;	1143	newwidth = wattr.width - szHint.base_width;
976	if (height == 0)	1144	if (newheight == 0)
977	height = wattr.height - R->szHint.base_height;	1145	newheight = wattr.height - szHint.base_height;
		1146	}
		1147
		1148	if (newwidth != width || newheight != height)
978	}	1149	{
979	if (width != R->TermWin.width || height != R->TermWin.height) {
980	width += R->szHint.base_width;	1150	newwidth += szHint.base_width;
981	height += R->szHint.base_height;	1151	newheight += szHint.base_height;
982	rxvt_resize_all_windows(aR_ width, height, 0);	1152	resize_all_windows (newwidth, newheight, 0);
983	}	1153	}
984	}	1154	}
985		1155
986	/* -------------------------------------------------------------------- *	1156	/* -------------------------------------------------------------------- *
987	* - X INPUT METHOD ROUTINES - *	1157	* - X INPUT METHOD ROUTINES - *
988	* -------------------------------------------------------------------- */	1158	* -------------------------------------------------------------------- */
989	#ifdef USE_XIM	1159	#ifdef USE_XIM
990	/* INTPROTO */
991	void
992	rxvt_setSize(pR_ XRectangle * size)
993	{
994	size->x = R->TermWin.int_bwidth;
995	size->y = R->TermWin.int_bwidth;
996	size->width = Width2Pixel(R->TermWin.ncol);
997	size->height = Height2Pixel(R->TermWin.nrow);
998	}
999		1160
1000	/* INTPROTO */
1001	void	1161	void
1002	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1162	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1003	{	1163	{
1004	*fg = R->PixColors[Color_fg];	1164	fg = pix_colors [Color_fg];
1005	*bg = R->PixColors[Color_bg];	1165	bg = pix_colors [Color_bg];
		1166	}
		1167
		1168	void
		1169	rxvt_term::im_set_size (XRectangle &size)
		1170	{
		1171	// the int_bwidth terms make no sense to me
		1172	size.x = int_bwidth;
		1173	size.y = int_bwidth;
		1174	size.width = Width2Pixel (ncol) + int_bwidth;
		1175	size.height = Height2Pixel (nrow) + int_bwidth;
		1176	}
		1177
		1178	void
		1179	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1180	XRectangle &status_rect,
		1181	const XRectangle &needed_rect)
		1182	{
		1183	preedit_rect.x = needed_rect.width;
		1184	preedit_rect.y = 0;
		1185	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1186	preedit_rect.height = fheight;
		1187
		1188	status_rect.x = 0;
		1189	status_rect.y = 0;
		1190	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1191	status_rect.height = fheight;
1006	}	1192	}
1007		1193
1008	/* Checking whether input method is running. */	1194	/* Checking whether input method is running. */
1009	/* INTPROTO */
1010	Bool	1195	bool
1011	rxvt_IMisRunning(pR)	1196	rxvt_term::IMisRunning ()
1012	{	1197	{
1013	char *p;	1198	char *p;
1014	Atom atom;	1199	Atom atom;
1015	Window win;	1200	Window win;
1016	char server[IMBUFSIZ];	1201	char server[IMBUFSIZ];
1017		1202
1018	/* get current locale modifier */	1203	/* get current locale modifier */
1019	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1204	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1205	{
1020	STRCPY(server, "@server=");	1206	strcpy (server, "@server=");
1021	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1207	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1208
1022	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1209	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1023	*p = '\0';	1210	*p = '\0';
1024		1211
1025	atom = XInternAtom(R->Xdisplay, server, False);	1212	atom = XInternAtom (dpy, server, False);
1026	win = XGetSelectionOwner(R->Xdisplay, atom);	1213	win = XGetSelectionOwner (dpy, atom);
		1214
1027	if (win != None)	1215	if (win != None)
1028	return True;	1216	return True;
1029	}	1217	}
		1218
1030	return False;	1219	return False;
1031	}	1220	}
1032		1221
1033	/* EXTPROTO */
1034	void	1222	void
1035	rxvt_IMSendSpot(pR)	1223	rxvt_term::IMSendSpot ()
1036	{	1224	{
1037	XPoint spot;	1225	XPoint nspot;
1038	XVaNestedList preedit_attr;	1226	XVaNestedList preedit_attr;
1039		1227
1040	if (R->Input_Context == NULL	1228	if (!Input_Context
1041	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1229	|| !focus
1042	|| !(R->event_type == KeyPress	1230	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1043	|| R->event_type == Expose
1044	|| R->event_type == NoExpose
1045	|| R->event_type == SelectionNotify
1046	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1047	|| !rxvt_IMisRunning(aR))
1048	return;	1231	return;
1049		1232
1050	rxvt_setPosition(aR_ & spot);	1233	im_set_position (nspot);
1051		1234
		1235	if (nspot.x == spot.x && nspot.y == spot.y)
		1236	return;
		1237
		1238	spot = nspot;
		1239
1052	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1240	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1053	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1241	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1054	XFree(preedit_attr);	1242	XFree (preedit_attr);
1055	}	1243	}
1056		1244
1057	/* EXTPROTO */
1058	void	1245	void
1059	rxvt_setTermFontSet(pR_ int idx)	1246	rxvt_term::im_destroy ()
1060	{	1247	{
1061	char *string;	1248	if (input_method)
1062	long length;	1249	{
1063	int success = 0;	1250	if (Input_Context && input_method->xim)
		1251	XDestroyIC (Input_Context);
1064		1252
1065	if (idx < 0 || idx >= MAX_NFONTS)	1253	display->put_xim (input_method);
1066	return;	1254	input_method = 0;
1067	}	1255	}
1068		1256
1069	/* INTPROTO */
1070	void
1071	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1072	XRectangle * needed_rect)
1073	{
1074	int mbh, vtx = 0;
1075
1076	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1077	vtx = scrollbar_TotalWidth();
1078	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1079	mbh -= R->TermWin.lineSpace;
1080
1081	preedit_rect->x = needed_rect->width + vtx;
1082	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1083
1084	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1085	+ vtx;
1086	preedit_rect->height = Height2Pixel(1);
1087
1088	status_rect->x = vtx;
1089	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1090
1091	status_rect->width = needed_rect->width ? needed_rect->width
1092	: Width2Pixel(R->TermWin.ncol + 1);
1093	status_rect->height = Height2Pixel(1);
1094	}
1095
1096	/* ARGSUSED */
1097	/* INTPROTO */
1098	void
1099	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1100	__attribute__ ((unused)), XPointer call_data
1101	__attribute__ ((unused)))
1102	{
1103	dR;
1104
1105	R->Input_Context = NULL;	1257	Input_Context = 0;
1106	/* To avoid Segmentation Fault in C locale: Solaris only? */
1107	if (STRCMP(R->locale, "C"))
1108	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1109	rxvt_IMInstantiateCallback, NULL);
1110	}	1258	}
		1259
		1260	#ifdef ENABLE_XIM_ONTHESPOT
		1261
		1262	static void
		1263	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1264	{
		1265	((rxvt_term *)client_data)->make_current ();
		1266	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1267	}
		1268
		1269	static void
		1270	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1271	{
		1272	((rxvt_term *)client_data)->make_current ();
		1273	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1274	}
		1275
		1276	static void
		1277	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1278	{
		1279	rxvt_term *term = (rxvt_term *)client_data;
		1280	XIMText *text = call_data->text;
		1281
		1282	term->make_current ();
		1283
		1284	if (text)
		1285	{
		1286	void *str;
		1287
		1288	if (!text->encoding_is_wchar && text->string.multi_byte)
		1289	{
		1290	// of course, X makes it ugly again
		1291	if (term->rs[Rs_imLocale])
		1292	SET_LOCALE (term->rs[Rs_imLocale]);
		1293
		1294	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1295	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1296
		1297	if (term->rs[Rs_imLocale])
		1298	SET_LOCALE (term->locale);
		1299	}
		1300	else
		1301	str = (void *)text->string.wide_char;
		1302
		1303	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1304	DT_INT, call_data->caret,
		1305	DT_INT, call_data->chg_first,
		1306	DT_INT, call_data->chg_length,
		1307	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1308	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1309	DT_END));
		1310	}
		1311	else
		1312	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1313	DT_INT, call_data->caret,
		1314	DT_INT, call_data->chg_first,
		1315	DT_INT, call_data->chg_length,
		1316	DT_END));
		1317	}
		1318
		1319	#if 0
		1320	static void
		1321	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1322	{
		1323	((rxvt_term *)client_data)->make_current ();
		1324	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1325	DT_INT, call_data->position,
		1326	DT_INT, call_data->direction,
		1327	DT_INT, call_data->style,
		1328	DT_END));
		1329	}
		1330	#endif
		1331
		1332	#endif
1111		1333
1112	/*	1334	/*
1113	* X manual pages and include files don't match on some systems:	1335	* Try to open a XIM with the current modifiers, then see if we can
1114	* some think this is an XIDProc and others an XIMProc so we can't	1336	* open a suitable preedit type
1115	* use the first argument - need to update this to be nice for
1116	* both types via some sort of configure detection
1117	*/	1337	*/
1118	/* ARGSUSED */	1338	bool
1119	/* EXTPROTO */	1339	rxvt_term::IM_get_IC (const char *modifiers)
1120	void
1121	rxvt_IMInstantiateCallback(Display * unused
1122	__attribute__ ((unused)), XPointer client_data
1123	__attribute__ ((unused)), XPointer call_data
1124	__attribute__ ((unused)))
1125	{	1340	{
1126	dR;	1341	int i, j, found;
1127	int i, found, had_im;	1342	XIM xim;
		1343	XPoint spot;
		1344	XRectangle rect, status_rect, needed_rect;
		1345	unsigned long fg, bg;
		1346	const char *p;
		1347	char **s;
		1348	XIMStyles *xim_styles;
		1349	#ifdef ENABLE_XIM_ONTHESPOT
		1350	XIMCallback xcb[4];
		1351	#endif
		1352
		1353	set_environ (envv);
		1354
		1355	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1356	return false;
		1357
		1358	input_method = display->get_xim (locale, modifiers);
		1359	if (input_method == NULL)
		1360	return false;
		1361
		1362	xim = input_method->xim;
		1363	spot.x = spot.y = -1;
		1364
		1365	xim_styles = NULL;
		1366	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1367	|| !xim_styles || !xim_styles->count_styles)
		1368	{
		1369	im_destroy ();
		1370	return false;
		1371	}
		1372
		1373	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1374
		1375	for (int pi = 0; pi < 2; pi++)
		1376	{
		1377	p = pet[pi];
		1378
		1379	if (!p)
		1380	continue;
		1381
		1382	s = rxvt_splitcommastring (p);
		1383
		1384	for (i = found = 0; !found && s[i]; i++)
		1385	{
		1386	if (!strcmp (s[i], "OverTheSpot"))
		1387	input_style = XIMPreeditPosition | XIMStatusNothing;
		1388	else if (!strcmp (s[i], "OffTheSpot"))
		1389	input_style = XIMPreeditArea | XIMStatusArea;
		1390	else if (!strcmp (s[i], "Root"))
		1391	input_style = XIMPreeditNothing | XIMStatusNothing;
		1392	else if (!strcmp (s[i], "None"))
		1393	input_style = XIMPreeditNone | XIMStatusNone;
		1394	#ifdef ENABLE_XIM_ONTHESPOT
		1395	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1396	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1397	#endif
		1398	else
		1399	input_style = XIMPreeditNothing | XIMStatusNothing;
		1400
		1401	for (j = 0; j < xim_styles->count_styles; j++)
		1402	if (input_style == xim_styles->supported_styles[j])
		1403	{
		1404	rxvt_freecommastring (s);
		1405
		1406	found = 1;
		1407	goto foundpet;
		1408	}
		1409
		1410	}
		1411
		1412	rxvt_freecommastring (s);
		1413	}
		1414
		1415	foundpet:
		1416
		1417	XFree (xim_styles);
		1418
		1419	if (!found)
		1420	{
		1421	im_destroy ();
		1422	return false;
		1423	}
		1424
		1425	XFontSet fs = 0;
		1426	XVaNestedList preedit_attr = 0, status_attr = 0;
		1427
		1428	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1429	{
		1430	// fake us a font-set, please
		1431	char **missing_charset_list;
		1432	int missing_charset_count;
		1433	char *def_string;
		1434	char pat[512];
		1435
		1436	sprintf (pat,
		1437	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1438	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1439	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1440	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1441	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1442	"*",
		1443	fheight,
		1444	fheight + 1, fheight - 1,
		1445	fheight - 2, fheight + 2);
		1446
		1447	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1448	&missing_charset_list, &missing_charset_count, &def_string);
		1449
		1450	if (missing_charset_list)
		1451	XFreeStringList (missing_charset_list);
		1452
		1453	if (!fs)
		1454	{
		1455	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1456	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1457	}
		1458	}
		1459
		1460	if (input_style & XIMPreeditPosition)
		1461	{
		1462	im_set_size (rect);
		1463	im_set_position (spot);
		1464	im_set_color (fg, bg);
		1465
		1466	preedit_attr = XVaCreateNestedList (0,
		1467	XNForeground, fg,
		1468	XNBackground, bg,
		1469	XNArea, &rect,
		1470	XNSpotLocation, &spot,
		1471	XNFontSet, fs,
		1472	NULL);
		1473	}
		1474	else if (input_style & XIMPreeditArea)
		1475	{
		1476	im_set_color (fg, bg);
		1477
		1478	/*
		1479	* The necessary width of preedit area is unknown
		1480	* until create input context.
		1481	*/
		1482	needed_rect.width = 0;
		1483	im_set_preedit_area (rect, status_rect, needed_rect);
		1484
		1485	preedit_attr = XVaCreateNestedList (0,
		1486	XNForeground, fg,
		1487	XNBackground, bg,
		1488	XNArea, &rect,
		1489	XNFontSet, fs,
		1490	NULL);
		1491	status_attr = XVaCreateNestedList (0,
		1492	XNForeground, fg,
		1493	XNBackground, bg,
		1494	XNArea, &status_rect,
		1495	XNFontSet, fs,
		1496	NULL);
		1497	}
		1498	#if ENABLE_XIM_ONTHESPOT
		1499	else if (input_style & XIMPreeditCallbacks)
		1500	{
		1501	im_set_position (spot);
		1502
		1503	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1504	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1505	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1506	# if 0
		1507	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1508	# endif
		1509
		1510	preedit_attr = XVaCreateNestedList (0,
		1511	XNSpotLocation, &spot,
		1512	XNPreeditStartCallback, &xcb[0],
		1513	XNPreeditDoneCallback , &xcb[1],
		1514	XNPreeditDrawCallback , &xcb[2],
		1515	# if 0
		1516	XNPreeditCaretCallback, &xcb[3],
		1517	# endif
		1518	NULL);
		1519	}
		1520	#endif
		1521
		1522	Input_Context = XCreateIC (xim,
		1523	XNInputStyle, input_style,
		1524	XNClientWindow, vt,
		1525	XNFocusWindow, parent[0],
		1526	preedit_attr ? XNPreeditAttributes : NULL,
		1527	preedit_attr,
		1528	status_attr ? XNStatusAttributes : NULL,
		1529	status_attr, NULL);
		1530
		1531	if (preedit_attr) XFree (preedit_attr);
		1532	if (status_attr) XFree (status_attr);
		1533	if (fs) XFreeFontSet (dpy, fs);
		1534
		1535	if (Input_Context == NULL)
		1536	{
		1537	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1538	im_destroy ();
		1539	return false;
		1540	}
		1541
		1542	#if 0
		1543	// unfortunately, only the focus window is used by XIM, hard to fix
		1544	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1545	vt_select_input ();
		1546	#endif
		1547
		1548	IMSetPosition ();
		1549
		1550	return true;
		1551	}
		1552
		1553	void
		1554	rxvt_term::im_cb ()
		1555	{
		1556	int i;
1128	const char *p;	1557	const char *p;
1129	char **s;	1558	char **s;
1130	char buf[IMBUFSIZ];	1559	char buf[IMBUFSIZ];
1131		1560
1132	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1561	make_current ();
		1562
		1563	im_destroy ();
		1564
1133	if (R->Input_Context)	1565	if (Input_Context)
1134	return;	1566	return;
1135		1567
		1568	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1569	if (rs[Rs_imLocale])
		1570	SET_LOCALE (rs[Rs_imLocale]);
		1571	#endif
		1572
1136	p = R->rs[Rs_inputMethod];	1573	p = rs[Rs_inputMethod];
1137	if (p && *p)	1574	if (p && *p)
1138	{	1575	{
1139	bool found = false;	1576	bool found = false;
1140		1577
1141	s = rxvt_splitcommastring (p);	1578	s = rxvt_splitcommastring (p);
		1579
1142	for (i = 0; s[i]; i++)	1580	for (i = 0; s[i]; i++)
1143	{	1581	{
1144	if (*s[i])	1582	if (*s[i])
1145	{	1583	{
1146	STRCPY (buf, "@im=");	1584	strcpy (buf, "@im=");
1147	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1585	strncat (buf, s[i], IMBUFSIZ - 5);
1148	if ((p = XSetLocaleModifiers (buf)) && *p	1586	if (IM_get_IC (buf))
1149	&& rxvt_IM_get_IC (aR))
1150	{	1587	{
1151	found = true;	1588	found = true;
1152	break;	1589	break;
1153	}	1590	}
1154	}	1591	}
1155	}	1592	}
1156	for (i = 0; s[i]; i++)	1593
1157	free(s[i]);	1594	rxvt_freecommastring (s);
1158	free(s);
1159		1595
1160	if (found)	1596	if (found)
1161	return;	1597	goto done;
1162	}	1598	}
1163		1599
1164	/* try with XMODIFIERS env. var. */	1600	/* try with XMODIFIERS env. var. */
1165	if ((p = XSetLocaleModifiers ("")) && *p	1601	if (IM_get_IC (""))
1166	&& rxvt_IM_get_IC (aR))	1602	goto done;
		1603
		1604	/* try with no modifiers base IF the user didn't specify an IM */
		1605	if (IM_get_IC ("@im=none"))
		1606	goto done;
		1607
		1608	done:
		1609	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1610	if (rs[Rs_imLocale])
		1611	SET_LOCALE (locale);
		1612	#endif
		1613	}
		1614
		1615	void
		1616	rxvt_term::IMSetPosition ()
		1617	{
		1618	XRectangle preedit_rect, status_rect, *needed_rect;
		1619	XVaNestedList preedit_attr, status_attr;
		1620
		1621	if (!Input_Context
		1622	|| !focus
		1623	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1624	|| !IMisRunning ())
1167	return;	1625	return;
1168		1626
1169	/* try with no modifiers base IF the user didn't specify an IM */
1170	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1171	&& rxvt_IM_get_IC (aR) == True)
1172	return;
1173	}
1174
1175	/*
1176	* Try to open a XIM with the current modifiers, then see if we can
1177	* open a suitable preedit type
1178	*/
1179	/* INTPROTO */
1180	Bool
1181	rxvt_IM_get_IC(pR)
1182	{
1183	int i, j, found;
1184	XIM xim;
1185	XPoint spot;
1186	XRectangle rect, status_rect, needed_rect;
1187	unsigned long fg, bg;
1188	const char *p;
1189	char **s;
1190	XIMStyles *xim_styles;
1191	XVaNestedList preedit_attr, status_attr;
1192	XIMCallback ximcallback;
1193
1194	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1195	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1196	if (xim == NULL)
1197	return False;
1198
1199	xim_styles = NULL;
1200	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1201	|| !xim_styles || !xim_styles->count_styles) {
1202	XCloseIM(xim);
1203	return False;
1204	}
1205
1206	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1207	: "OverTheSpot,OffTheSpot,Root";
1208	s = rxvt_splitcommastring(p);
1209	for (i = found = 0; !found && s[i]; i++) {
1210	if (!STRCMP(s[i], "OverTheSpot"))
1211	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1212	else if (!STRCMP(s[i], "OffTheSpot"))
1213	R->input_style = (XIMPreeditArea | XIMStatusArea);
1214	else if (!STRCMP(s[i], "Root"))
1215	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1216
1217	for (j = 0; j < xim_styles->count_styles; j++)
1218	if (R->input_style == xim_styles->supported_styles[j]) {
1219	found = 1;
1220	break;
1221	}
1222	}
1223	for (i = 0; s[i]; i++)
1224	free(s[i]);
1225	free(s);
1226	XFree(xim_styles);
1227
1228	if (!found) {
1229	XCloseIM(xim);
1230	return False;
1231	}
1232
1233	ximcallback.callback = rxvt_IMDestroyCallback;
1234
1235	/* XXX: not sure why we need this (as well as IC one below) */
1236	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1237
1238	preedit_attr = status_attr = NULL;
1239
1240	if (R->input_style & XIMPreeditPosition) {	1627	if (input_style & XIMPreeditPosition)
1241	rxvt_setSize(aR_ & rect);	1628	{
1242	rxvt_setPosition(aR_ & spot);	1629	im_set_size (preedit_rect);
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1630	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1246	XNSpotLocation, &spot,
1247	XNForeground, fg, XNBackground, bg,
1248	//XNFontSet, R->TermWin.fontset,
1249	NULL);
1250	} else if (R->input_style & XIMPreeditArea) {
1251	rxvt_setColor(aR_ & fg, &bg);
1252
1253	/*
1254	* The necessary width of preedit area is unknown
1255	* until create input context.
1256	*/
1257	needed_rect.width = 0;
1258
1259	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1260
1261	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1262	XNForeground, fg, XNBackground, bg,
1263	//XNFontSet, R->TermWin.fontset,
1264	NULL);
1265	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1266	XNForeground, fg, XNBackground, bg,
1267	//XNFontSet, R->TermWin.fontset,
1268	NULL);
1269	}	1631
1270	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1632	XSetICValues (Input_Context,
1271	XNClientWindow, R->TermWin.parent[0],	1633	XNPreeditAttributes, preedit_attr, NULL);
1272	XNFocusWindow, R->TermWin.parent[0],	1634	}
1273	XNDestroyCallback, &ximcallback,	1635	else
1274	preedit_attr ? XNPreeditAttributes : NULL,
1275	preedit_attr,
1276	status_attr ? XNStatusAttributes : NULL,
1277	status_attr, NULL);
1278	if (preedit_attr)
1279	XFree(preedit_attr);
1280	if (status_attr)
1281	XFree(status_attr);
1282	if (R->Input_Context == NULL) {
1283	rxvt_print_error("failed to create input context");
1284	XCloseIM(xim);
1285	return False;
1286	}	1636	{
1287	if (R->input_style & XIMPreeditArea)
1288	rxvt_IMSetStatusPosition(aR);
1289	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1290	return True;
1291	}
1292
1293	/* EXTPROTO */
1294	void
1295	rxvt_IMSetStatusPosition(pR)
1296	{
1297	XRectangle preedit_rect, status_rect, *needed_rect;
1298	XVaNestedList preedit_attr, status_attr;
1299
1300	if (R->Input_Context == NULL
1301	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1302	|| !rxvt_IMisRunning(aR))
1303	return;
1304
1305	/* Getting the necessary width of preedit area */	1637	/* Getting the necessary width of preedit area */
1306	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1638	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1639	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308	XFree(status_attr);	1640	XFree (status_attr);
1309		1641
1310	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1642	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1643	XFree (needed_rect);
1311		1644
1312	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1645	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1646	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314		1647
1315	XSetICValues(R->Input_Context,	1648	XSetICValues (Input_Context,
1316	XNPreeditAttributes, preedit_attr,	1649	XNPreeditAttributes, preedit_attr,
1317	XNStatusAttributes, status_attr, NULL);	1650	XNStatusAttributes, status_attr,
		1651	NULL);
1318		1652
		1653	XFree (status_attr);
		1654	}
		1655
1319	XFree(preedit_attr);	1656	XFree (preedit_attr);
1320	XFree(status_attr);
1321	}	1657	}
1322	#endif /* USE_XIM */	1658	#endif /* USE_XIM */
1323		1659
1324	/*----------------------------------------------------------------------*/
1325	rxvt_t rxvt_current_term;
1326
1327	/*----------------------- end-of-file (C source) -----------------------*/	1660	/*----------------------- end-of-file (C source) -----------------------*/

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