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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.159 by root, Wed Jan 4 04:42:45 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.4 2003/11/25 15:25:17 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) 2003-2004 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	static char curlocale[128], savelocale[128];
		54
		55	bool
		56	rxvt_set_locale (const char *locale)
		57	{
		58	if (!locale || !strncmp (locale, curlocale, 128))
		59	return false;
		60
		61	strncpy (curlocale, locale, 128);
		62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
47	void *	73	void
48	rxvt_term::operator new (size_t s)	74	rxvt_pop_locale ()
49	{	75	{
50	void *p = malloc (s);	76	rxvt_set_locale (savelocale);
		77	}
51		78
52	MEMSET (p, 0, s);	79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
		90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
		94
		95	// check to see wether this combination already exists otherwise
		96	for (cc = v.end (); cc-- > v.begin (); )
		97	{
		98	if (cc->c1 == c1 && cc->c2 == c2)
		99	return COMPOSE_LO + (cc - v.begin ());
		100	}
		101
		102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
		106
		107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		109
		110	return REPLACEMENT_CHAR;
		111	}
		112
		113	v.push_back (compose_char (c1, c2));
		114
		115	return v.size () - 1 + COMPOSE_LO;
		116	}
		117
		118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		119	{
		120	compose_char *cc = (*this)[c];
		121
		122	if (!cc)
		123	{
		124	if (r) *r = c;
		125	return 1;
		126	}
		127
		128	int len = expand (cc->c1, r);
		129
		130	if (r) r += len;
		131
		132	if (cc->c2 != NOCHAR)
		133	{
		134	len++;
		135	if (r) *r++ = cc->c2;
		136	}
		137
53	return p;	138	return len;
54	}
55		139
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	140	}
		141	#endif
61		142
62	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
		144	:
		145	#if TRANSPARENT
		146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	termwin_ev (this, &rxvt_term::x_cb),
		176	vt_ev (this, &rxvt_term::x_cb),
		177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
		179	destroy_ev (this, &rxvt_term::destroy_cb),
63	: pty_ev(this, &rxvt_term::pty_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
64	x_ev (this, &rxvt_term::x_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
65	{	182	{
66	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		184
		185	termlist.push_back (this);
		186
		187	#ifdef KEYSYM_RESOURCE
		188	keyboard = new keyboard_manager;
		189
		190	if (!keyboard)
		191	rxvt_fatal ("out of memory, aborting.\n");
		192	#endif
		193	}
		194
		195	// clean up the most important stuff, do *not* call x or free mem etc.
		196	// for use before an emergency exit
		197	void rxvt_term::emergency_cleanup ()
		198	{
		199	if (cmd_pid)
		200	kill (-cmd_pid, SIGHUP);
		201
		202	#ifdef UTMP_SUPPORT
		203	privileged_utmp (RESTORE);
		204	#endif
		205
		206	pty.put ();
67	}	207	}
68		208
69	rxvt_term::~rxvt_term ()	209	rxvt_term::~rxvt_term ()
70	{	210	{
71	delete PixColors;	211	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
		212
		213	termlist.erase (find (termlist.begin (), termlist.end(), this));
		214
		215	emergency_cleanup ();
		216
		217	#if ENABLE_STYLES
		218	for (int i = RS_styleCount; --i; )
		219	if (fontset[i] != fontset[0])
		220	delete fontset[i];
		221	#endif
		222	delete fontset[0];
		223
		224	if (display)
		225	{
		226	dDisp;
		227
		228	selection_clear ();
		229
		230	#ifdef USE_XIM
		231	im_destroy ();
		232	#endif
		233	#ifdef MENUBAR
		234	if (menubarGC) XFreeGC (disp, menubarGC);
		235	#endif
		236	#ifdef XTERM_SCROLLBAR
		237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		238	if (ShadowGC) XFreeGC (disp, ShadowGC);
		239	#endif
		240	#ifdef PLAIN_SCROLLBAR
		241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		242	#endif
		243	#ifdef NEXT_SCROLLBAR
		244	if (blackGC) XFreeGC (disp, blackGC);
		245	if (whiteGC) XFreeGC (disp, whiteGC);
		246	if (grayGC) XFreeGC (disp, grayGC);
		247	if (darkGC) XFreeGC (disp, darkGC);
		248	if (stippleGC) XFreeGC (disp, stippleGC);
		249	if (dimple) XFreePixmap (disp, dimple);
		250	if (upArrow) XFreePixmap (disp, upArrow);
		251	if (downArrow) XFreePixmap (disp, downArrow);
		252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		254	#endif
		255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		256	if (topShadowGC) XFreeGC (disp, topShadowGC);
		257	if (botShadowGC) XFreeGC (disp, botShadowGC);
		258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		259	#endif
		260	if (gc) XFreeGC (disp, gc);
		261
		262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		263	delete menuBar.drawable;
		264	//if (menuBar.win)
		265	// XDestroyWindow (disp, menuBar.win);
		266	#endif
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (disp, parent[0]);
		271	}
		272
		273	// TODO: free pixcolours, colours should become part of rxvt_display
		274
		275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
		279
		280	displays.put (display);
		281
		282	scr_release ();
		283
		284	/* clear all resources */
		285	for (int i = 0; i < allocated.size (); i++)
		286	free (allocated [i]);
		287
		288	free (selection.text);
		289	// TODO: manage env vars in child only(!)
		290	free (env_windowid);
		291	free (env_display);
		292	free (env_term);
		293	free (env_colorfgbg);
		294	free (locale);
		295	free (v_buffer);
		296	free (incr_buf);
		297
		298	delete envv;
		299	delete argv;
		300
		301	#ifdef KEYSYM_RESOURCE
		302	delete keyboard;
		303	#endif
		304	}
		305
		306	void
		307	rxvt_term::child_exit ()
		308	{
		309	cmd_pid = 0;
		310
		311	if (!OPTION (Opt_hold))
		312	destroy ();
		313	}
		314
		315	void
		316	rxvt_term::destroy ()
		317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
		325	if (display)
		326	{
		327	#if USE_XIM
		328	im_ev.stop (display);
		329	#endif
		330	#if HAVE_SCROLLBARS
		331	scrollbar_ev.stop (display);
		332	#endif
		333	#if MENUBAR
		334	menubar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT
		337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
		340	termwin_ev.stop (display);
		341	vt_ev.stop (display);
		342	}
		343
		344	check_ev.stop ();
		345	pty_ev.stop ();
		346	#ifdef CURSOR_BLINK
		347	cursor_blink_ev.stop ();
		348	#endif
		349	#ifdef TEXT_BLINK
		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 ();
		357	#endif
		358	#ifdef POINTER_BLANK
		359	pointer_ev.stop ();
		360	#endif
		361
		362	destroy_ev.start (0);
		363	}
		364
		365	void
		366	rxvt_term::destroy_cb (time_watcher &w)
		367	{
		368	SET_R (this);
		369
		370	delete this;
72	}	371	}
73		372
74	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
75	/* rxvt_init() */	374	/*
76	/* LIBPROTO */	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
77	rxvt_t	376	* TODO: if debugging, this should free up any known resources if we can
78	rxvt_init(int argc, const char *const *argv)	377	*/
79	{	378	static XErrorHandler old_xerror_handler;
80	SET_R(new rxvt_term);
81	dR;
82		379
83	if (!R->init_vars () || !R->init (argc, argv))	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_FRILLS
		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);
84	{	408	}
85	delete R;	409	if ((event->error_code == BadWindow) ||
86	return NULL;	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
87	}	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_FRILLS
		446	print_x_error (display, event);
		447	#else
		448	old_xerror_handler (display, event);
		449	#endif
		450	}
88		451
89	return R;	452	return 0;
90	}	453	}
91		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	/*----------------------------------------------------------------------*/
92	bool	465	bool
93	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
94	{	467	{
95	dR;//TODO (scrollbar, setidle)	468	SET_R (this);
96		469
		470	set_locale ("");
		471
		472	if (!init_vars ())
		473	return false;
		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#if MENUBAR_MAX
		484	menubar_read (rs[Rs_menu]);
		485	#endif
		486	#ifdef HAVE_SCROLLBARS
		487	if (OPTION (Opt_scrollBar))
		488	scrollBar.setIdle (); /* set existence for size calculations */
		489	#endif
		490
		491	#if ENABLE_PERL
		492	if (rs[Rs_perl_ext] && *rs[Rs_perl_ext])
		493	{
		494	rxvt_perl.init ();
		495	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		496	}
		497	#endif
		498
		499	create_windows (argc, argv);
		500
		501	dDisp;
		502
		503	init_xlocale ();
		504
		505	scr_reset (); /* initialize screen */
		506
		507	#if 0
		508	XSynchronize (disp, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (OPTION (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#if (MENUBAR_MAX)
		516	if (menubar_visible ())
		517	XMapWindow (disp, menuBar.win);
		518	#endif
		519	#ifdef TRANSPARENT
		520	if (OPTION (Opt_transparent))
		521	{
		522	XSelectInput (disp, display->root, PropertyChangeMask);
		523	check_our_parents ();
		524	rootwin_ev.start (display, display->root);
		525	}
		526	#endif
		527
		528	XMapWindow (disp, vt);
		529	XMapWindow (disp, parent[0]);
		530
		531	set_colorfgbg ();
		532
		533	init_command (cmd_argv);
		534
		535	free (cmd_argv);
		536
		537	pty_ev.start (pty.pty, EVENT_READ);
		538
		539	check_ev.start ();
		540
		541	PERL_INVOKE ((this, HOOK_START, DT_END));
		542
		543	return true;
		544	}
		545
		546	static struct sig_handlers
		547	{
		548	sig_watcher sw_chld, sw_term, sw_int;
		549
		550	void sig_chld (sig_watcher &w)
		551	{
		552	// we are being called for every SIGCHLD, find the corresponding term
		553	int pid;
		554
		555	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		556	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		557	if (pid == (*t)->cmd_pid)
		558	{
		559	(*t)->child_exit ();
		560	break;
		561	}
		562	}
		563
		564	/*
		565	* Catch a fatal signal and tidy up before quitting
		566	*/
		567	void
		568	sig_term (sig_watcher &w)
		569	{
		570	#ifdef DEBUG_CMD
		571	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		572	#endif
		573	rxvt_emergency_cleanup ();
		574	signal (w.signum, SIG_DFL);
		575	kill (getpid (), w.signum);
		576	}
		577
		578	sig_handlers ()
		579	: sw_chld (this, &sig_handlers::sig_chld),
		580	sw_term (this, &sig_handlers::sig_term),
		581	sw_int (this, &sig_handlers::sig_term)
		582	{
		583	}
		584	} sig_handlers;
		585
		586	void
		587	rxvt_init ()
		588	{
97	/*	589	/*
98	* Save and then give up any super-user privileges	590	* Save and then give up any super-user privileges
99	* If we need privileges in any area then we must specifically request it.	591	* If we need privileges in any area then we must specifically request it.
100	* We should only need to be root in these cases:	592	* We should only need to be root in these cases:
101	* 1. write utmp entries on some systems	593	* 1. write utmp entries on some systems
102	* 2. chown tty on some systems	594	* 2. chown tty on some systems
103	*/	595	*/
104	rxvt_privileges (this, SAVE);	596	rxvt_privileges (SAVE);
105	rxvt_privileges (this, IGNORE);	597	rxvt_privileges (IGNORE);
106		598
107	rxvt_init_secondary (this);	599	signal (SIGHUP, SIG_IGN);
		600	signal (SIGPIPE, SIG_IGN);
108		601
109	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	602	sig_handlers.sw_chld.start (SIGCHLD);
		603	sig_handlers.sw_term.start (SIGTERM);
		604	sig_handlers.sw_int.start (SIGINT);
110		605
111	#if (MENUBAR_MAX)	606	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
112	rxvt_menubar_read (this, rs[Rs_menu]);	607	/* signal (SIGURG, SIG_DFL); */
113	#endif
114	#ifdef HAVE_SCROLLBARS
115	if (Options & Opt_scrollBar)
116	scrollbar_setIdle (); /* set existence for size calculations */
117	#endif
118		608
119	rxvt_Create_Windows (this, argc, argv);
120
121	rxvt_init_xlocale (this);
122
123	rxvt_scr_reset (this); /* initialize screen */
124	#ifdef RXVT_GRAPHICS
125	rxvt_Gr_reset (this); /* reset graphics */
126	#endif
127
128	#if 0
129	#ifdef DEBUG_X
130	XSynchronize(Xdisplay, True);
131	XSetErrorHandler((XErrorHandler) abort);
132	#else
133	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	609	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
134	#endif	610	// TODO: handle this with exceptions and tolerate the memory loss
135	#endif	611	XSetIOErrorHandler (rxvt_xioerror_handler);
136
137	#ifdef HAVE_SCROLLBARS
138	if (Options & Opt_scrollBar)
139	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
140	#endif
141	#if (MENUBAR_MAX)
142	if (menubar_visible(r))
143	XMapWindow (Xdisplay, menuBar.win);
144	#endif
145	#ifdef TRANSPARENT
146	if (Options & Opt_transparent)
147	{
148	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
149	rxvt_check_our_parents (this);
150	}
151	#endif
152	XMapWindow (Xdisplay, TermWin.vt);
153	XMapWindow (Xdisplay, TermWin.parent[0]);
154
155	rxvt_init_env (this);
156	rxvt_init_command (this, cmd_argv);
157
158	x_ev.start (Xfd, EVENT_READ);
159	pty_ev.start (cmd_fd, EVENT_READ);
160
161	return true;
162	}
163
164	/* ------------------------------------------------------------------------- *
165	* SIGNAL HANDLING & EXIT HANDLER *
166	* ------------------------------------------------------------------------- */
167	/*
168	* Catch a SIGCHLD signal and exit if the direct child has died
169	*/
170	/* ARGSUSED */
171	/* EXTPROTO */
172	RETSIGTYPE
173	rxvt_Child_signal(int sig __attribute__ ((unused)))
174	{
175	dR;
176	int pid, save_errno = errno;
177
178	do {
179	errno = 0;
180	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
181
182	if (pid == R->cmd_pid)
183	exit(EXIT_SUCCESS);
184
185	errno = save_errno;
186	signal(SIGCHLD, rxvt_Child_signal);
187	}
188
189	/*
190	* Catch a fatal signal and tidy up before quitting
191	*/
192	/* EXTPROTO */
193	RETSIGTYPE
194	rxvt_Exit_signal(int sig)
195	{
196	signal(sig, SIG_DFL);
197	#ifdef DEBUG_CMD
198	rxvt_print_error("signal %d", sig);
199	#endif
200	rxvt_clean_exit();
201	kill(getpid(), sig);
202	}
203
204	/* ARGSUSED */
205	/* INTPROTO */
206	int
207	rxvt_xerror_handler(const Display * display
208	__attribute__ ((unused)), const XErrorEvent * event)
209	{
210	dR;
211
212	if (R->allowedxerror == -1) {
213	R->allowedxerror = event->error_code;
214	return 0; /* ignored anyway */
215	}
216	rxvt_print_error("XError: Request: %d . %d, Error: %d",
217	event->request_code, event->minor_code,
218	event->error_code);
219	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
220	exit(EXIT_FAILURE);
221	/* NOTREACHED */
222	}
223
224	/*----------------------------------------------------------------------*/
225	/*
226	* Exit gracefully, clearing the utmp entry and restoring tty attributes
227	* TODO: if debugging, this should free up any known resources if we can
228	*/
229	/* EXTPROTO */
230	void
231	rxvt_clean_exit(void)
232	{
233	dR;
234
235	#ifdef DEBUG_SCREEN
236	rxvt_scr_release(aR);
237	#endif
238	#ifndef NO_SETOWNER_TTYDEV
239	rxvt_privileged_ttydev(aR_ RESTORE);
240	#endif
241	#ifdef UTMP_SUPPORT
242	rxvt_privileged_utmp(aR_ RESTORE);
243	#endif
244	#ifdef USE_XIM
245	if (R->Input_Context != NULL) {
246	XDestroyIC(R->Input_Context);
247	R->Input_Context = NULL;
248	}
249	#endif
250	}	612	}
251		613
252	/* ------------------------------------------------------------------------- *	614	/* ------------------------------------------------------------------------- *
253	* MEMORY ALLOCATION WRAPPERS *	615	* MEMORY ALLOCATION WRAPPERS *
254	* ------------------------------------------------------------------------- */	616	* ------------------------------------------------------------------------- */
255	/* EXTPROTO */	617	void *
		618	rxvt_malloc (size_t size)
		619	{
		620	void *p = malloc (size);
		621
		622	if (!p)
		623	rxvt_fatal ("memory allocation failure. aborting.\n");
		624
		625	return p;
		626	}
		627
		628	void *
		629	rxvt_calloc (size_t number, size_t size)
		630	{
		631	void *p = calloc (number, size);
		632
		633	if (!p)
		634	rxvt_fatal ("memory allocation failure. aborting.\n");
		635
		636	return p;
		637	}
		638
256	void *	639	void *
257	rxvt_malloc(size_t size)
258	{
259	void *p;
260
261	p = malloc(size);
262	if (p)
263	return p;
264
265	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
266	rxvt_clean_exit();
267	exit(EXIT_FAILURE);
268	/* NOTREACHED */
269	}
270
271	/* EXTPROTO */
272	void *
273	rxvt_calloc(size_t number, size_t size)
274	{
275	void *p;
276
277	p = calloc(number, size);
278	if (p)
279	return p;
280
281	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
282	rxvt_clean_exit();
283	exit(EXIT_FAILURE);
284	/* NOTREACHED */
285	}
286
287	/* EXTPROTO */
288	void *
289	rxvt_realloc(void *ptr, size_t size)	640	rxvt_realloc (void *ptr, size_t size)
290	{	641	{
291	void *p;
292
293	if (ptr)
294	p = realloc(ptr, size);	642	void *p = realloc (ptr, size);
295	else	643
296	p = malloc(size);
297	if (p)	644	if (!p)
		645	rxvt_fatal ("memory allocation failure. aborting.\n");
		646
298	return p;	647	return p;
299
300	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
301	rxvt_clean_exit();
302	exit(EXIT_FAILURE);
303	/* NOTREACHED */
304	}	648	}
305		649
306	/* ------------------------------------------------------------------------- *	650	/* ------------------------------------------------------------------------- *
307	* PRIVILEGED OPERATIONS *	651	* PRIVILEGED OPERATIONS *
308	* ------------------------------------------------------------------------- */	652	* ------------------------------------------------------------------------- */
309	/* take care of suid/sgid super-user (root) privileges */	653	/* take care of suid/sgid super-user (root) privileges */
310	/* INTPROTO */
311	void	654	void
312	rxvt_privileges(pR_ int mode)	655	rxvt_privileges (rxvt_privaction action)
313	{	656	{
		657	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		658	static uid_t euid;
		659	static gid_t egid;
		660	#endif
		661
314	#if ! defined(__CYGWIN32__)	662	#if ! defined(__CYGWIN32__)
315	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	663	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
316	/* setreuid() is the poor man's setuid(), seteuid() */	664	/* setreuid () is the poor man's setuid (), seteuid () */
317	# define seteuid(a) setreuid(-1, (a))	665	# define seteuid(a) setreuid(-1, (a))
318	# define setegid(a) setregid(-1, (a))	666	# define setegid(a) setregid(-1, (a))
319	# define HAVE_SETEUID	667	# define HAVE_SETEUID
320	# endif	668	# endif
321	# ifdef HAVE_SETEUID	669	# ifdef HAVE_SETEUID
322	switch (mode) {	670	switch (action)
		671	{
323	case IGNORE:	672	case IGNORE:
324	/*	673	/*
325	* change effective uid/gid - not real uid/gid - so we can switch	674	* change effective uid/gid - not real uid/gid - so we can switch
326	* back to root later, as required	675	* back to root later, as required
327	*/	676	*/
328	seteuid(getuid());	677	seteuid (getuid ());
329	setegid(getgid());	678	setegid (getgid ());
330	break;	679	break;
331	case SAVE:	680	case SAVE:
332	R->euid = geteuid();	681	euid = geteuid ();
333	R->egid = getegid();	682	egid = getegid ();
334	break;	683	break;
335	case RESTORE:	684	case RESTORE:
336	seteuid(R->euid);	685	seteuid (euid);
337	setegid(R->egid);	686	setegid (egid);
338	break;	687	break;
339	}	688	}
340	# else	689	# else
341	switch (mode) {	690	switch (action)
		691	{
342	case IGNORE:	692	case IGNORE:
343	setuid(getuid());	693	setuid (getuid ());
344	setgid(getgid());	694	setgid (getgid ());
345	/* FALLTHROUGH */	695	/* FALLTHROUGH */
346	case SAVE:	696	case SAVE:
347	/* FALLTHROUGH */	697	/* FALLTHROUGH */
348	case RESTORE:	698	case RESTORE:
349	break;	699	break;
350	}	700	}
351	# endif	701	# endif
352	#endif	702	#endif
353	}	703	}
354		704
355	#ifdef UTMP_SUPPORT	705	#ifdef UTMP_SUPPORT
356	/* EXTPROTO */
357	void	706	void
358	rxvt_privileged_utmp(pR_ char action)	707	rxvt_term::privileged_utmp (rxvt_privaction action)
359	{	708	{
360	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	709	if (OPTION (Opt_utmpInhibit)
361	action, R->next_utmp_action, getpid()));	710	|| !pty.name || !*pty.name)
362	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
363	|| (R->Options & Opt_utmpInhibit)
364	|| R->ttydev == NULL || *R->ttydev == '\0')
365	return;	711	return;
366		712
367	rxvt_privileges(aR_ RESTORE);	713	rxvt_privileges (RESTORE);
		714
368	if (action == SAVE) {	715	if (action == SAVE)
369	R->next_utmp_action = RESTORE;	716	makeutent (pty.name, rs[Rs_display_name]);
370	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	717	else
371	} else { /* action == RESTORE */	718	cleanutent ();
372	R->next_utmp_action = IGNORE;	719
373	rxvt_cleanutent(aR);
374	}
375	rxvt_privileges(aR_ IGNORE);	720	rxvt_privileges (IGNORE);
376	}
377	#endif
378
379	#ifndef NO_SETOWNER_TTYDEV
380	/* EXTPROTO */
381	void
382	rxvt_privileged_ttydev(pR_ char action)
383	{
384	D_MAIN((stderr,
385	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
386	action, R->next_tty_action, getpid()));
387	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
388	|| R->ttydev == NULL || *R->ttydev == '\0')
389	return;
390
391	rxvt_privileges(aR_ RESTORE);
392
393	if (action == SAVE) {
394	R->next_tty_action = RESTORE;
395	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
396	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
397	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
398	R->next_tty_action = IGNORE;
399	else
400	# endif
401	{
402	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
403	chmod(R->ttydev, R->ttymode);
404	# ifdef HAVE_REVOKE
405	revoke(R->ttydev);
406	# endif
407	}
408	} else { /* action == RESTORE */
409	R->next_tty_action = IGNORE;
410	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
411	chmod(R->ttydev, R->ttyfd_stat.st_mode);
412	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
413	# else
414	chmod(R->ttydev,
415	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
416	chown(R->ttydev, 0, 0);
417	# endif
418	}
419
420	rxvt_privileges(aR_ IGNORE);
421
422	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
423	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
424	action == RESTORE ? "Restoring" : (action ==
425	SAVE ? "Saving" :
426	"UNKNOWN ERROR for"), R->ttydev,
427	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
428	R->ttyfd_stat.st_gid));
429	# endif
430	}	721	}
431	#endif	722	#endif
432		723
433	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
434	/*	725	/*
435	* window size/position calculcations for XSizeHint and other storage.	726	* window size/position calculcations for XSizeHint and other storage.
436	* if width/height are non-zero then override calculated width/height	727	* if width/height are non-zero then override calculated width/height
437	*/	728	*/
438	/* EXTPROTO */
439	void	729	void
440	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	730	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
441	{	731	{
442	short recalc_x, recalc_y;	732	short recalc_x, recalc_y;
443	int x, y, sb_w, mb_h, flags;	733	int x, y, sb_w, mb_h, flags;
444	unsigned int w, h;	734	unsigned int w, h;
445	unsigned int max_width, max_height;	735	unsigned int max_width, max_height;
		736	dDisp;
446		737
447	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	738	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
448	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	739	ncol, nrow, szHint.width, szHint.height));
449	R->szHint.height));	740
450	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	741	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
451	R->szHint.win_gravity = NorthWestGravity;	742	szHint.win_gravity = NorthWestGravity;
452	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	743	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
453		744
454	recalc_x = recalc_y = 0;	745	recalc_x = recalc_y = 0;
455	flags = 0;	746	flags = 0;
		747
456	if (!R->parsed_geometry) {	748	if (!parsed_geometry)
		749	{
457	R->parsed_geometry = 1;	750	parsed_geometry = 1;
		751
458	if (R->rs[Rs_geometry])	752	if (rs[Rs_geometry])
459	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	753	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		754
460	if (flags & WidthValue) {	755	if (flags & WidthValue)
461	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	756	{
		757	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
462	R->szHint.flags |= USSize;	758	szHint.flags |= USSize;
463	}	759	}
		760
464	if (flags & HeightValue) {	761	if (flags & HeightValue)
465	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	762	{
		763	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
466	R->szHint.flags |= USSize;	764	szHint.flags |= USSize;
467	}	765	}
		766
468	if (flags & XValue) {	767	if (flags & XValue)
		768	{
469	R->szHint.x = x;	769	szHint.x = x;
470	R->szHint.flags |= USPosition;	770	szHint.flags |= USPosition;
		771
471	if (flags & XNegative) {	772	if (flags & XNegative)
		773	{
472	recalc_x = 1;	774	recalc_x = 1;
473	R->szHint.win_gravity = NorthEastGravity;	775	szHint.win_gravity = NorthEastGravity;
474	}	776	}
475	}	777	}
		778
476	if (flags & YValue) {	779	if (flags & YValue)
		780	{
477	R->szHint.y = y;	781	szHint.y = y;
478	R->szHint.flags |= USPosition;	782	szHint.flags |= USPosition;
		783
479	if (flags & YNegative) {	784	if (flags & YNegative)
		785	{
480	recalc_y = 1;	786	recalc_y = 1;
		787
481	if (R->szHint.win_gravity == NorthEastGravity)	788	if (szHint.win_gravity == NorthEastGravity)
482	R->szHint.win_gravity = SouthEastGravity;	789	szHint.win_gravity = SouthEastGravity;
483	else	790	else
484	R->szHint.win_gravity = SouthWestGravity;	791	szHint.win_gravity = SouthWestGravity;
485	}	792	}
486	}	793	}
487	}	794	}
		795
488	/* TODO: BOUNDS */	796	/* TODO: BOUNDS */
489	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	797	width = ncol * fwidth;
490	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	798	height = nrow * fheight;
491	max_width = MAX_COLS * R->TermWin.fwidth;	799	max_width = MAX_COLS * fwidth;
492	max_height = MAX_ROWS * R->TermWin.fheight;	800	max_height = MAX_ROWS * fheight;
493		801
494	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	802	szHint.base_width = szHint.base_height = 2 * int_bwidth;
495		803
496	sb_w = mb_h = 0;	804	sb_w = mb_h = 0;
497	R->window_vt_x = R->window_vt_y = 0;	805	window_vt_x = window_vt_y = int_bwidth;
		806
498	if (scrollbar_visible(R)) {	807	if (scrollbar_visible ())
		808	{
499	sb_w = scrollbar_TotalWidth();	809	sb_w = scrollbar_TotalWidth ();
500	R->szHint.base_width += sb_w;	810	szHint.base_width += sb_w;
501	if (!(R->Options & Opt_scrollBar_right))	811	if (!OPTION (Opt_scrollBar_right))
502	R->window_vt_x = sb_w;	812	window_vt_x += sb_w;
503	}	813	}
		814
504	if (menubar_visible(R)) {	815	if (menubar_visible ())
		816	{
505	mb_h = menuBar_TotalHeight();	817	mb_h = menuBar_TotalHeight ();
506	R->szHint.base_height += mb_h;	818	szHint.base_height += mb_h;
507	R->window_vt_y = mb_h;	819	window_vt_y += mb_h;
508	}	820	}
		821
509	R->szHint.width_inc = R->TermWin.fwidth;	822	szHint.width_inc = fwidth;
510	R->szHint.height_inc = R->TermWin.fheight;	823	szHint.height_inc = fheight;
511	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	824	szHint.min_width = szHint.base_width + szHint.width_inc;
512	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	825	szHint.min_height = szHint.base_height + szHint.height_inc;
513		826
514	if (width && width - R->szHint.base_width < max_width) {	827	if (newwidth && newwidth - szHint.base_width < max_width)
		828	{
515	R->szHint.width = width;	829	szHint.width = newwidth;
516	R->TermWin.width = width - R->szHint.base_width;	830	width = newwidth - szHint.base_width;
517	} else {	831	}
518	MIN_IT(R->TermWin.width, max_width);	832	else
		833	{
		834	min_it (width, max_width);
519	R->szHint.width = R->szHint.base_width + R->TermWin.width;	835	szHint.width = szHint.base_width + width;
520	}	836	}
		837
521	if (height && height - R->szHint.base_height < max_height) {	838	if (newheight && newheight - szHint.base_height < max_height)
		839	{
522	R->szHint.height = height;	840	szHint.height = newheight;
523	R->TermWin.height = height - R->szHint.base_height;	841	height = newheight - szHint.base_height;
524	} else {	842	}
525	MIN_IT(R->TermWin.height, max_height);	843	else
		844	{
		845	min_it (height, max_height);
526	R->szHint.height = R->szHint.base_height + R->TermWin.height;	846	szHint.height = szHint.base_height + height;
527	}	847	}
		848
528	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	849	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
529	R->window_sb_x = R->szHint.width - sb_w;	850	window_sb_x = szHint.width - sb_w;
530		851
531	if (recalc_x)	852	if (recalc_x)
532	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	853	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
533	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
534	if (recalc_y)	854	if (recalc_y)
535	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	855	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
536	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
537		856
538	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	857	ncol = width / fwidth;
539	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	858	nrow = height / fheight;
540	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	859	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	860	ncol, nrow, szHint.width,
542	R->szHint.height));	861	szHint.height));
543	return;	862	return;
544	}	863	}
545		864
546	/*----------------------------------------------------------------------*/	865	/*----------------------------------------------------------------------*/
547	/*	866	/*
548	* Tell the teletype handler what size the window is.	867	* Tell the teletype handler what size the window is.
549	* Called after a window size change.	868	* Called after a window size change.
550	*/	869	*/
551	/* EXTPROTO */
552	void	870	void
553	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	871	rxvt_term::tt_winch ()
554	{	872	{
		873	if (pty.pty < 0)
		874	return;
		875
555	struct winsize ws;	876	struct winsize ws;
556		877
557	if (fd < 0)
558	return;
559	ws.ws_col = col;	878	ws.ws_col = ncol;
560	ws.ws_row = row;	879	ws.ws_row = nrow;
561	ws.ws_xpixel = ws.ws_ypixel = 0;	880	ws.ws_xpixel = width;
562	#ifndef DEBUG_SIZE	881	ws.ws_ypixel = height;
563	(void)ioctl(fd, TIOCSWINSZ, &ws);	882	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
564	#else	883
565	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	884	#if 0
566	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	885	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
567	}
568	# ifdef SIGWINCH
569	else if (pid) /* force through to the command */	886	if (cmd_pid) /* force through to the command */
570	kill(pid, SIGWINCH);	887	kill (-cmd_pid, SIGWINCH);
571	# endif
572	#endif	888	#endif
573	}	889	}
574		890
575	/*----------------------------------------------------------------------*/	891	/*----------------------------------------------------------------------*/
576	/* rxvt_change_font() - Switch to a new font */	892	/* set_fonts () - load and set the various fonts
577	/*	893	*
578	* init = 1 - initialize	894	* init = 1 - initialize
579	*	895	*
580	* fontname == FONT_UP - switch to bigger font	896	* fontname == FONT_UP - switch to bigger font
581	* fontname == FONT_DN - switch to smaller font	897	* fontname == FONT_DN - switch to smaller font
582	*/	898	*/
583	/* EXTPROTO */	899	bool
584	void	900	rxvt_term::set_fonts ()
585	rxvt_change_font(pR_ int init, const char *fontname)
586	{	901	{
587	}	902	rxvt_fontset *fs = new rxvt_fontset (this);
		903	rxvt_fontprop prop;
588		904
589	/* INTPROTO */	905	if (!fs
590	void	906	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
591	rxvt_font_up_down(pR_ int n, int direction)	907	|| !fs->realize_font (1))
		908	{
		909	delete fs;
		910	return false;
		911	}
		912
		913	#if ENABLE_STYLES
		914	for (int i = RS_styleCount; --i; )
		915	if (fontset[i] != fontset[0])
		916	delete fontset[i];
		917	#endif
		918
		919	delete fontset[0];
		920	fontset[0] = fs;
		921
		922	prop = (*fs)[1]->properties ();
		923	prop.height += lineSpace;
		924	fs->set_prop (prop);
		925
		926	fwidth = prop.width;
		927	fheight = prop.height;
		928	fbase = prop.ascent;
		929
		930	for (int style = 1; style < 4; style++)
		931	{
		932	#if ENABLE_STYLES
		933	const char *res = rs[Rs_font + style];
		934
		935	if (res && !*res)
		936	fontset[style] = fontset[0];
		937	else
		938	{
		939	fontset[style] = fs = new rxvt_fontset (this);
		940	rxvt_fontprop prop2 = prop;
		941
		942	if (res)
		943	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		944	else
		945	{
		946	res = fontset[0]->fontdesc;
		947
		948	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		949	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		950	}
		951
		952	fs->populate (res);
		953	fs->set_prop (prop2);
		954	}
		955	#else
		956	fontset[style] = fontset[0];
		957	#endif
		958	}
		959
		960	if (parent[0])
		961	{
		962	resize_all_windows (0, 0, 0);
		963	scr_remap_chars ();
		964	scr_touch (true);
		965	}
		966
		967	return true;
		968	}
		969
		970	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
592	{	971	{
		972	XChangeProperty (display->display, parent[0],
		973	prop, XA_STRING, 8, PropModeReplace,
		974	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		975	}
		976
		977	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		978	{
		979	wchar_t *ws = rxvt_mbstowcs (str, len);
		980	char *s = rxvt_wcstoutf8 (ws);
		981
		982	XChangeProperty (display->display, parent[0],
		983	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		984	(const unsigned char *)s, strlen (s));
		985
		986	free (s);
		987	free (ws);
593	}	988	}
594		989
595	/*----------------------------------------------------------------------*/	990	/*----------------------------------------------------------------------*/
596	/*----------------------------------------------------------------------*/	991	/*----------------------------------------------------------------------*/
597	/* xterm sequences - title, iconName, color (exptl) */	992	/* xterm sequences - title, iconName, color (exptl) */
598	/* EXTPROTO */
599	void	993	void
600	rxvt_set_title(pR_ const char *str)	994	rxvt_term::set_title (const char *str)
601	{	995	{
602	#ifndef SMART_WINDOW_TITLE	996	set_string_property (XA_WM_NAME, str);
603	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	997	#if ENABLE_EWMH
604	#else	998	set_utf8_property (xa[XA_NET_WM_NAME], str);
605	char *name;
606
607	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
608	name = NULL;
609	if (name == NULL || STRCMP(name, str))
610	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
611	if (name)
612	XFree(name);
613	#endif	999	#endif
614	}	1000	}
615		1001
616	/* EXTPROTO */
617	void	1002	void
618	rxvt_set_iconName(pR_ const char *str)	1003	rxvt_term::set_icon_name (const char *str)
619	{	1004	{
620	#ifndef SMART_WINDOW_TITLE	1005	set_string_property (XA_WM_ICON_NAME, str);
621	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	1006	#if ENABLE_EWMH
622	#else	1007	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
623	char *name;
624
625	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
626	name = NULL;
627	if (name == NULL || STRCMP(name, str))
628	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
629	if (name)
630	XFree(name);
631	#endif	1008	#endif
632	}	1009	}
633		1010
634	#ifdef XTERM_COLOR_CHANGE	1011	#ifdef XTERM_COLOR_CHANGE
635	/* EXTPROTO */
636	void	1012	void
637	rxvt_set_window_color(pR_ int idx, const char *color)	1013	rxvt_term::set_window_color (int idx, const char *color)
638	{	1014	{
639	rxvt_color xcol;	1015	rxvt_color xcol;
640	int i;	1016	int i;
641		1017
642	if (color == NULL || *color == '\0')	1018	if (color == NULL || *color == '\0')
643	return;	1019	return;
644		1020
645	/* handle color aliases */	1021	/* handle color aliases */
646	if (isdigit(*color)) {	1022	if (isdigit (*color))
		1023	{
647	i = atoi(color);	1024	i = atoi (color);
		1025
		1026	if (i >= 8 && i <= 15)
648	if (i >= 8 && i <= 15) { /* bright colors */	1027	{ /* bright colors */
649	i -= 8;	1028	i -= 8;
650	# ifndef NO_BRIGHTCOLOR	1029	# ifndef NO_BRIGHTCOLOR
651	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	1030	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
652	SET_PIXCOLOR(R, idx);	1031	SET_PIXCOLOR (idx);
653	goto Done;	1032	goto done;
654	# endif	1033	# endif
655	}	1034	}
656	if (i >= 0 && i <= 7) { /* normal colors */	1035
657	R->PixColors[idx] = R->PixColors[minCOLOR + i];	1036	if (i >= 0 && i <= 7)
		1037	{ /* normal colors */
		1038	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
658	SET_PIXCOLOR(R, idx);	1039	SET_PIXCOLOR (idx);
659	goto Done;	1040	goto done;
660	}	1041	}
661	}	1042	}
		1043
662	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	1044	if (!rXParseAllocColor (&xcol, color))
663	return;	1045	return;
664	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
665		1046
666	/*	1047	/* XStoreColor (display->display, display->cmap, XColor*); */
		1048
		1049	/*
667	* FIXME: should free colors here, but no idea how to do it so instead,	1050	* FIXME: should free colors here, but no idea how to do it so instead,
668	* so just keep gobbling up the colormap	1051	* so just keep gobbling up the colormap
669	*/	1052	*/
670	# if 0	1053	# if 0
671	for (i = Color_Black; i <= Color_White; i++)	1054	for (i = Color_Black; i <= Color_White; i++)
672	if (R->PixColors[idx] == R->PixColors[i])	1055	if (pix_colors[idx] == pix_colors[i])
673	break;	1056	break;
674	if (i > Color_White) {	1057	if (i > Color_White)
		1058	{
675	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	1059	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
676	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	1060	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
677	DisplayPlanes(R->Xdisplay, Xscreen));	1061	DisplayPlanes (display->display, display->screen));
678	}	1062	}
679	# endif	1063	# endif
680		1064
681	R->PixColors[idx] = xcol;	1065	pix_colors_focused[idx] = xcol;
682	SET_PIXCOLOR(R, idx);	1066	SET_PIXCOLOR (idx);
683		1067
684	/* XSetWindowAttributes attr; */	1068	/* XSetWindowAttributes attr; */
685	/* Cursor cursor; */	1069	/* Cursor cursor; */
686	Done:	1070	done:
687	if (idx == Color_bg && !(R->Options & Opt_transparent))
688	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
689	R->PixColors[Color_bg]);
690		1071
		1072	#if OFF_FOCUS_FADING
		1073	if (rs[Rs_fade])
		1074	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1075	#endif
		1076
691	/* handle Color_BD, scrollbar background, etc. */	1077	/*TODO: handle Color_BD, scrollbar background, etc. */
692		1078
693	rxvt_set_colorfgbg(aR);
694	rxvt_recolour_cursor(aR);	1079	recolour_cursor ();
695	/* the only reasonable way to enforce a clean update */	1080	scr_recolour ();
696	rxvt_scr_poweron(aR);
697	}	1081	}
698		1082
699	#else	1083	#else
700	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1084	# define set_window_color (idx,color) ((void)0)
701	#endif /* XTERM_COLOR_CHANGE */	1085	#endif /* XTERM_COLOR_CHANGE */
702		1086
703	/* EXTPROTO */
704	void	1087	void
705	rxvt_recolour_cursor(pR)	1088	rxvt_term::recolour_cursor ()
706	{	1089	{
707	rxvt_color xcol[2];	1090	XColor xcol[2];
708		1091
709	#if TODO	1092	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
710	xcol[0] = R->PixColors[Color_pointer];	1093	? pix_colors_focused[Color_pointer_fg]
711	xcol[1] = R->PixColors[Color_bg];	1094	: pix_colors_focused[Color_fg];
712	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1095	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1096	? pix_colors_focused[Color_pointer_bg]
		1097	: pix_colors_focused[Color_bg];
		1098
		1099	XQueryColors (display->display, display->cmap, xcol, 2);
713	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1100	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
714	#endif
715	}	1101	}
716		1102
717	/*----------------------------------------------------------------------*/	1103	/*----------------------------------------------------------------------*/
718	/*	1104	/*
719	* find if fg/bg matches any of the normal (low-intensity) colors	1105	* find if fg/bg matches any of the normal (low-intensity) colors
720	*/	1106	*/
721	/* INTPROTO */
722	void	1107	void
723	rxvt_set_colorfgbg(pR)	1108	rxvt_term::set_colorfgbg ()
724	{	1109	{
725	unsigned int i;	1110	unsigned int i;
726	const char *xpmb = "\0";	1111	const char *xpmb = "\0";
727	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1112	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
728		1113
729	R->env_colorfgbg =
730	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1114	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
731	STRCPY(fstr, "default");	1115	strcpy (fstr, "default");
732	STRCPY(bstr, "default");	1116	strcpy (bstr, "default");
733	for (i = Color_Black; i <= Color_White; i++)	1117	for (i = Color_Black; i <= Color_White; i++)
734	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1118	if (pix_colors[Color_fg] == pix_colors[i])
		1119	{
735	sprintf(fstr, "%d", (i - Color_Black));	1120	sprintf (fstr, "%d", (i - Color_Black));
736	break;	1121	break;
737	}	1122	}
		1123
738	for (i = Color_Black; i <= Color_White; i++)	1124	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1125	if (pix_colors[Color_bg] == pix_colors[i])
		1126	{
740	sprintf(bstr, "%d", (i - Color_Black));	1127	sprintf (bstr, "%d", (i - Color_Black));
741	#ifdef XPM_BACKGROUND	1128	#ifdef XPM_BACKGROUND
742	xpmb = "default;";	1129	xpmb = "default;";
743	#endif	1130	#endif
744	break;	1131	break;
745	}	1132	}
		1133
746	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1134	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
747	putenv(R->env_colorfgbg);
748
749	#ifndef NO_BRIGHTCOLOR
750	R->colorfgbg = DEFAULT_RSTYLE;
751	for (i = minCOLOR; i <= maxCOLOR; i++) {
752	if (R->PixColors[Color_fg] == R->PixColors[i])
753	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
754	if (R->PixColors[Color_bg] == R->PixColors[i])
755	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
756	}
757	#endif
758	}	1135	}
759		1136
760	/*----------------------------------------------------------------------*/	1137	/*----------------------------------------------------------------------*/
761	/*
762	* Colour determination for low colour displays, routine from
763	* Hans de Goede <hans@highrise.nl>
764	*/
765		1138
766	/* EXTPROTO */
767	int	1139	int
768	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1140	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
769	{	1141	{
770	screen_in_out->set(aR_ colour);
771
772	if (!screen_in_out->set(aR_ colour)) {	1142	if (!screen_in_out->set (display, colour))
773	rxvt_print_error("can't allocate colour: %s", colour);	1143	{
		1144	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
774	return false;	1145	return false;
775	}	1146	}
776		1147
777	return true;	1148	return true;
778	}	1149	}
779		1150
780	/* -------------------------------------------------------------------- *	1151	/* -------------------------------------------------------------------- *
781	* - WINDOW RESIZING - *	1152	* - WINDOW RESIZING - *
782	* -------------------------------------------------------------------- */	1153	* -------------------------------------------------------------------- */
783	/* EXTPROTO */
784	void	1154	void
785	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1155	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
786	int ignoreparent)
787	{	1156	{
788	int fix_screen;	1157	int fix_screen;
		1158	int old_width = szHint.width, old_height = szHint.height;
		1159	dDisp;
789		1160
		1161	window_calc (newwidth, newheight);
		1162	XSetWMNormalHints (disp, parent[0], &szHint);
		1163
		1164	if (!ignoreparent)
		1165	{
790	#ifdef SMART_RESIZE	1166	#ifdef SMART_RESIZE
791	int old_width = R->szHint.width, old_height = R->szHint.height;	1167	/*
792	#endif
793
794	rxvt_window_calc(aR_ width, height);
795	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
796	if (!ignoreparent) {
797	#ifdef SMART_RESIZE
798	/*
799	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1168	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
800	* reposition window on resize depending on placement on screen	1169	* reposition window on resize depending on placement on screen
801	*/	1170	*/
802	int x, y, x1, y1;	1171	int x, y, x1, y1;
803	int dx, dy;	1172	int dx, dy;
804	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1173	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
805	Window unused_cr;	1174	Window unused_cr;
806		1175
807	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1176	XTranslateCoordinates (disp, parent[0], display->root,
808	0, 0, &x, &y, &unused_cr);	1177	0, 0, &x, &y, &unused_cr);
809	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1178	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
810	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1179	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
811	/*	1180	/*
812	* if Xroot isn't the parent window, a WM will probably have offset	1181	* if display->root isn't the parent window, a WM will probably have offset
813	* our position for handles and decorations. Counter it	1182	* our position for handles and decorations. Counter it
814	*/	1183	*/
815	if (x1 != x || y1 != y) {	1184	if (x1 != x || y1 != y)
		1185	{
816	x -= x1;	1186	x -= x1;
817	y -= y1;	1187	y -= y1;
818	}	1188	}
819		1189
820	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1190	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
821	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1191	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
822	dx = old_width - R->szHint.width;	1192	dx = old_width - szHint.width;
823	dy = old_height - R->szHint.height;	1193	dy = old_height - szHint.height;
824		1194
825	/* Check position of the center of the window */	1195	/* Check position of the center of the window */
826	if (x < x1) /* left half */	1196	if (x < x1) /* left half */
827	dx = 0;	1197	dx = 0;
828	else if (x == x1) /* exact center */	1198	else if (x == x1) /* exact center */
829	dx /= 2;	1199	dx /= 2;
830	if (y < y1) /* top half */	1200	if (y < y1) /* top half */
831	dy = 0;	1201	dy = 0;
832	else if (y == y1) /* exact center */	1202	else if (y == y1) /* exact center */
833	dy /= 2;	1203	dy /= 2;
834		1204
835	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1205	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
836	R->szHint.width, R->szHint.height);	1206	szHint.width, szHint.height);
837	#else	1207	#else
838	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1208	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
839	R->szHint.height);
840	#endif	1209	#endif
841	}	1210	}
842		1211
843	fix_screen = (R->TermWin.ncol != R->prev_ncol	1212	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
844	|| R->TermWin.nrow != R->prev_nrow);	1213
845	if (fix_screen || width != R->old_width || height != R->old_height) {	1214	if (fix_screen || newwidth != old_width || newheight != old_height)
		1215	{
846	if (scrollbar_visible(R)) {	1216	if (scrollbar_visible ())
		1217	{
847	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1218	XMoveResizeWindow (disp, scrollBar.win,
		1219	window_sb_x, 0,
848	0, scrollbar_TotalWidth(), R->szHint.height);	1220	scrollbar_TotalWidth (), szHint.height);
849	rxvt_Resize_scrollBar(aR);	1221	resize_scrollbar ();
850	}	1222	}
		1223
851	if (menubar_visible(R))	1224	if (menubar_visible ())
852	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1225	XMoveResizeWindow (disp, menuBar.win,
		1226	window_vt_x, 0,
853	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1227	width, menuBar_TotalHeight ());
854	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1228
855	R->window_vt_y, TermWin_TotalWidth(),	1229	XMoveResizeWindow (disp, vt,
		1230	window_vt_x, window_vt_y,
856	TermWin_TotalHeight());	1231	width, height);
857	#ifdef RXVT_GRAPHICS	1232
858	if (R->old_height)
859	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
860	R->old_height - R->szHint.base_height);
861	#endif
862	rxvt_scr_clear(aR);	1233	scr_clear ();
863	#ifdef XPM_BACKGROUND	1234	#ifdef XPM_BACKGROUND
864	rxvt_resize_pixmap(aR);	1235	resize_pixmap ();
865	#endif	1236	#endif
866	}	1237	}
867		1238
868	if (fix_screen || R->old_height == 0) {	1239	if (fix_screen || old_height == 0)
		1240	{
869	int curr_screen = -1;	1241	int curr_screen = -1;
870	uint16_t old_ncol = R->prev_ncol;	1242	int old_ncol = prev_ncol;
871		1243
872	/* scr_reset only works on the primary screen */	1244	/* scr_reset only works on the primary screen */
873	if (R->old_height) /* this is not the first time through */	1245	if (old_height) /* this is not the first time through */
		1246	{
		1247	unsigned int ocol = ncol;
		1248	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
874	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1249	curr_screen = scr_change_screen (PRIMARY);
875	rxvt_scr_reset(aR);	1250	ncol = ocol;
876	if (curr_screen >= 0) { /* this is not the first time through */
877	rxvt_scr_change_screen(aR_ curr_screen);
878	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
879	}	1251	}
880	}
881		1252
		1253	scr_reset ();
		1254
		1255	if (curr_screen >= 0) /* this is not the first time through */
		1256	{
		1257	scr_change_screen (curr_screen);
		1258	selection_check (old_ncol != ncol ? 4 : 0);
		1259	}
		1260	}
		1261
882	R->old_width = R->szHint.width;	1262	old_width = szHint.width;
883	R->old_height = R->szHint.height;	1263	old_height = szHint.height;
		1264
		1265	#ifdef XPM_BACKGROUND
		1266	if (pixmap)
		1267	scr_touch (false);
		1268	#endif
884		1269
885	#ifdef USE_XIM	1270	#ifdef USE_XIM
886	rxvt_IMSetStatusPosition(aR);	1271	IMSetStatusPosition ();
887	#endif	1272	#endif
888	}	1273	}
889		1274
890	/*	1275	/*
891	* Set the width/height of the vt window in characters. Units are pixels.	1276	* Set the width/height of the vt window in characters. Units are pixels.
892	* good for toggling 80/132 columns	1277	* good for toggling 80/132 columns
893	*/	1278	*/
894	/* EXTPROTO */
895	void	1279	void
896	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1280	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
897	{	1281	{
898	XWindowAttributes wattr;	1282	XWindowAttributes wattr;
899		1283
900	if (width == 0 || height == 0) {	1284	if (newwidth == 0 || newheight == 0)
		1285	{
901	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1286	XGetWindowAttributes (display->display, display->root, &wattr);
		1287
902	if (width == 0)	1288	if (newwidth == 0)
903	width = wattr.width - R->szHint.base_width;	1289	newwidth = wattr.width - szHint.base_width;
904	if (height == 0)	1290	if (newheight == 0)
905	height = wattr.height - R->szHint.base_height;	1291	newheight = wattr.height - szHint.base_height;
		1292	}
		1293
		1294	if (newwidth != width || newheight != height)
906	}	1295	{
907	if (width != R->TermWin.width || height != R->TermWin.height) {
908	width += R->szHint.base_width;	1296	newwidth += szHint.base_width;
909	height += R->szHint.base_height;	1297	newheight += szHint.base_height;
910	rxvt_resize_all_windows(aR_ width, height, 0);	1298	resize_all_windows (newwidth, newheight, 0);
911	}	1299	}
912	}	1300	}
913		1301
914	/* -------------------------------------------------------------------- *	1302	/* -------------------------------------------------------------------- *
915	* - X INPUT METHOD ROUTINES - *	1303	* - X INPUT METHOD ROUTINES - *
916	* -------------------------------------------------------------------- */	1304	* -------------------------------------------------------------------- */
917	#ifdef USE_XIM	1305	#ifdef USE_XIM
918	/* INTPROTO */
919	void
920	rxvt_setSize(pR_ XRectangle * size)
921	{
922	size->x = R->TermWin.int_bwidth;
923	size->y = R->TermWin.int_bwidth;
924	size->width = Width2Pixel(R->TermWin.ncol);
925	size->height = Height2Pixel(R->TermWin.nrow);
926	}
927		1306
928	/* INTPROTO */
929	void	1307	void
930	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1308	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
931	{	1309	{
932	*fg = R->PixColors[Color_fg];	1310	fg = pix_colors[Color_fg];
933	*bg = R->PixColors[Color_bg];	1311	bg = pix_colors[Color_bg];
		1312	}
		1313
		1314	void
		1315	rxvt_term::im_set_size (XRectangle &size)
		1316	{
		1317	// the int_bwidth terms make no sense to me
		1318	size.x = int_bwidth;
		1319	size.y = int_bwidth;
		1320	size.width = Width2Pixel (ncol) + int_bwidth;
		1321	size.height = Height2Pixel (nrow) + int_bwidth;
		1322	}
		1323
		1324	void
		1325	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1326	XRectangle &status_rect,
		1327	const XRectangle &needed_rect)
		1328	{
		1329	preedit_rect.x = needed_rect.width;
		1330	preedit_rect.y = 0;
		1331	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1332	preedit_rect.height = fheight;
		1333
		1334	status_rect.x = 0;
		1335	status_rect.y = 0;
		1336	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1337	status_rect.height = fheight;
934	}	1338	}
935		1339
936	/* Checking whether input method is running. */	1340	/* Checking whether input method is running. */
937	/* INTPROTO */
938	Bool	1341	bool
939	rxvt_IMisRunning(pR)	1342	rxvt_term::IMisRunning ()
940	{	1343	{
941	char *p;	1344	char *p;
942	Atom atom;	1345	Atom atom;
943	Window win;	1346	Window win;
944	char server[IMBUFSIZ];	1347	char server[IMBUFSIZ];
945		1348
946	/* get current locale modifier */	1349	/* get current locale modifier */
947	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1350	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1351	{
948	STRCPY(server, "@server=");	1352	strcpy (server, "@server=");
949	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1353	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1354
950	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1355	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
951	*p = '\0';	1356	*p = '\0';
952		1357
953	atom = XInternAtom(R->Xdisplay, server, False);	1358	atom = XInternAtom (display->display, server, False);
954	win = XGetSelectionOwner(R->Xdisplay, atom);	1359	win = XGetSelectionOwner (display->display, atom);
		1360
955	if (win != None)	1361	if (win != None)
956	return True;	1362	return True;
957	}	1363	}
		1364
958	return False;	1365	return False;
959	}	1366	}
960		1367
961	/* EXTPROTO */
962	void	1368	void
963	rxvt_IMSendSpot(pR)	1369	rxvt_term::IMSendSpot ()
964	{	1370	{
965	XPoint spot;	1371	XPoint nspot;
966	XVaNestedList preedit_attr;	1372	XVaNestedList preedit_attr;
967		1373
968	if (R->Input_Context == NULL	1374	if (!Input_Context
		1375	|| !focus
969	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1376	|| !(input_style & XIMPreeditPosition))
970	|| !(R->event_type == KeyPress
971	|| R->event_type == Expose
972	|| R->event_type == NoExpose
973	|| R->event_type == SelectionNotify
974	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
975	|| !rxvt_IMisRunning(aR))
976	return;	1377	return;
977		1378
978	rxvt_setPosition(aR_ & spot);	1379	im_set_position (nspot);
979		1380
		1381	if (nspot.x == spot.x && nspot.y == spot.y)
		1382	return;
		1383
		1384	spot = nspot;
		1385
980	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1386	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
981	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1387	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
982	XFree(preedit_attr);	1388	XFree (preedit_attr);
983	}	1389	}
984		1390
985	/* EXTPROTO */
986	void	1391	void
987	rxvt_setTermFontSet(pR_ int idx)	1392	rxvt_term::im_destroy ()
988	{	1393	{
989	char *string;	1394	if (input_method)
990	long length;
991	int success = 0;
992
993	if (idx < 0 || idx >= MAX_NFONTS)
994	return;
995	}
996
997	/* INTPROTO */
998	void
999	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1000	XRectangle * needed_rect)
1001	{
1002	int mbh, vtx = 0;
1003
1004	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1005	vtx = scrollbar_TotalWidth();
1006	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1007	mbh -= R->TermWin.lineSpace;
1008
1009	preedit_rect->x = needed_rect->width + vtx;
1010	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1011
1012	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1013	+ vtx;
1014	preedit_rect->height = Height2Pixel(1);
1015
1016	status_rect->x = vtx;
1017	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1018
1019	status_rect->width = needed_rect->width ? needed_rect->width
1020	: Width2Pixel(R->TermWin.ncol + 1);
1021	status_rect->height = Height2Pixel(1);
1022	}
1023
1024	/* ARGSUSED */
1025	/* INTPROTO */
1026	void
1027	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1028	__attribute__ ((unused)), XPointer call_data
1029	__attribute__ ((unused)))
1030	{
1031	dR;
1032
1033	R->Input_Context = NULL;
1034	/* To avoid Segmentation Fault in C locale: Solaris only? */
1035	if (STRCMP(R->locale, "C"))
1036	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1037	rxvt_IMInstantiateCallback, NULL);
1038	}
1039
1040	/*
1041	* X manual pages and include files don't match on some systems:
1042	* some think this is an XIDProc and others an XIMProc so we can't
1043	* use the first argument - need to update this to be nice for
1044	* both types via some sort of configure detection
1045	*/
1046	/* ARGSUSED */
1047	/* EXTPROTO */
1048	void
1049	rxvt_IMInstantiateCallback(Display * unused
1050	__attribute__ ((unused)), XPointer client_data
1051	__attribute__ ((unused)), XPointer call_data
1052	__attribute__ ((unused)))
1053	{
1054	dR;
1055	int i, found, had_im;
1056	const char *p;
1057	char **s;
1058	char buf[IMBUFSIZ];
1059
1060	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1061	if (R->Input_Context)
1062	return;
1063
1064	found = had_im = 0;
1065	p = R->rs[Rs_inputMethod];
1066	if (p && *p) {
1067	had_im = 1;
1068	s = rxvt_splitcommastring(p);
1069	for (i = 0; s[i]; i++) {
1070	if (*s[i]) {
1071	STRCPY(buf, "@im=");
1072	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1073	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1074	&& (rxvt_IM_get_IC(aR) == True)) {
1075	found = 1;
1076	break;
1077	}
1078	}
1079	}
1080	for (i = 0; s[i]; i++)
1081	free(s[i]);
1082	free(s);
1083	}	1395	{
1084	if (found)	1396	if (Input_Context && input_method->xim)
1085	return;	1397	XDestroyIC (Input_Context);
1086		1398
1087	/* try with XMODIFIERS env. var. */	1399	display->put_xim (input_method);
1088	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1400	input_method = 0;
1089	rxvt_IM_get_IC(aR);
1090	return;
1091	}	1401	}
1092		1402
1093	/* try with no modifiers base IF the user didn't specify an IM */	1403	Input_Context = 0;
1094	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1095	&& rxvt_IM_get_IC(aR) == True)
1096	return;
1097	}	1404	}
1098		1405
1099	/*	1406	/*
1100	* Try to open a XIM with the current modifiers, then see if we can	1407	* Try to open a XIM with the current modifiers, then see if we can
1101	* open a suitable preedit type	1408	* open a suitable preedit type
1102	*/	1409	*/
1103	/* INTPROTO */
1104	Bool	1410	bool
1105	rxvt_IM_get_IC(pR)	1411	rxvt_term::IM_get_IC (const char *modifiers)
1106	{	1412	{
1107	int i, j, found;	1413	int i, j, found;
1108	XIM xim;	1414	XIM xim;
1109	XPoint spot;	1415	XPoint spot;
1110	XRectangle rect, status_rect, needed_rect;	1416	XRectangle rect, status_rect, needed_rect;
1111	unsigned long fg, bg;	1417	unsigned long fg, bg;
1112	const char *p;	1418	const char *p;
1113	char **s;	1419	char **s;
1114	XIMStyles *xim_styles;	1420	XIMStyles *xim_styles;
1115	XVaNestedList preedit_attr, status_attr;
1116	XIMCallback ximcallback;
1117		1421
		1422	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1423	return false;
		1424
1118	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1425	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1119	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1426	input_method = display->get_xim (locale, modifiers);
1120	if (xim == NULL)	1427	if (input_method == NULL)
1121	return False;	1428	return false;
1122		1429
		1430	xim = input_method->xim;
		1431	spot.x = spot.y = -1;
		1432
1123	xim_styles = NULL;	1433	xim_styles = NULL;
1124	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1434	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1125	|| !xim_styles || !xim_styles->count_styles) {	1435	|| !xim_styles || !xim_styles->count_styles)
1126	XCloseIM(xim);	1436	{
		1437	im_destroy ();
1127	return False;	1438	return false;
		1439	}
		1440
		1441	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1442
		1443	for (int pi = 0; pi < 2; pi++)
1128	}	1444	{
		1445	p = pet[pi];
1129		1446
1130	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1447	if (!p)
1131	: "OverTheSpot,OffTheSpot,Root";	1448	continue;
		1449
1132	s = rxvt_splitcommastring(p);	1450	s = rxvt_splitcommastring (p);
		1451
1133	for (i = found = 0; !found && s[i]; i++) {	1452	for (i = found = 0; !found && s[i]; i++)
		1453	{
1134	if (!STRCMP(s[i], "OverTheSpot"))	1454	if (!strcmp (s[i], "OverTheSpot"))
1135	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1455	input_style = (XIMPreeditPosition | XIMStatusNothing);
1136	else if (!STRCMP(s[i], "OffTheSpot"))	1456	else if (!strcmp (s[i], "OffTheSpot"))
1137	R->input_style = (XIMPreeditArea | XIMStatusArea);	1457	input_style = (XIMPreeditArea | XIMStatusArea);
1138	else if (!STRCMP(s[i], "Root"))	1458	else if (!strcmp (s[i], "Root"))
1139	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1459	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1460	else if (!strcmp (s[i], "None"))
		1461	input_style = (XIMPreeditNone | XIMStatusNone);
1140		1462
1141	for (j = 0; j < xim_styles->count_styles; j++)	1463	for (j = 0; j < xim_styles->count_styles; j++)
1142	if (R->input_style == xim_styles->supported_styles[j]) {	1464	if (input_style == xim_styles->supported_styles[j])
		1465	{
		1466	rxvt_freecommastring (s);
		1467
1143	found = 1;	1468	found = 1;
		1469	goto foundpet;
		1470	}
		1471
		1472	}
		1473
		1474	rxvt_freecommastring (s);
		1475	}
		1476
		1477	foundpet:
		1478
		1479	XFree (xim_styles);
		1480
		1481	if (!found)
		1482	{
		1483	im_destroy ();
		1484	return false;
		1485	}
		1486
		1487	XFontSet fs = 0;
		1488	XVaNestedList preedit_attr = 0, status_attr = 0;
		1489
		1490	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1491	{
		1492	// fake us a font-set, please
		1493	char **missing_charset_list;
		1494	int missing_charset_count;
		1495	char *def_string;
		1496	char pat[512];
		1497
		1498	sprintf (pat,
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"*",
		1505	fheight,
		1506	fheight + 1, fheight - 1,
		1507	fheight - 2, fheight + 2);
		1508
		1509	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1510	&missing_charset_list, &missing_charset_count, &def_string);
		1511
		1512	if (missing_charset_list)
		1513	XFreeStringList (missing_charset_list);
		1514
		1515	if (!fs)
		1516	{
		1517	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1518	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1519	}
		1520	}
		1521
		1522	if (input_style & XIMPreeditPosition)
		1523	{
		1524	im_set_size (rect);
		1525	im_set_position (spot);
		1526	im_set_color (fg, bg);
		1527
		1528	preedit_attr = XVaCreateNestedList (0,
		1529	XNForeground, fg,
		1530	XNBackground, bg,
		1531	XNArea, &rect,
		1532	XNSpotLocation, &spot,
		1533	XNFontSet, fs,
		1534	NULL);
		1535	}
		1536	else if (input_style & XIMPreeditArea)
		1537	{
		1538	im_set_color (fg, bg);
		1539
		1540	/*
		1541	* The necessary width of preedit area is unknown
		1542	* until create input context.
		1543	*/
		1544	needed_rect.width = 0;
		1545	im_set_preedit_area (rect, status_rect, needed_rect);
		1546
		1547	preedit_attr = XVaCreateNestedList (0,
		1548	XNForeground, fg,
		1549	XNBackground, bg,
		1550	XNArea, &rect,
		1551	XNFontSet, fs,
		1552	NULL);
		1553	status_attr = XVaCreateNestedList (0,
		1554	XNForeground, fg,
		1555	XNBackground, bg,
		1556	XNArea, &status_rect,
		1557	XNFontSet, fs,
		1558	NULL);
		1559	}
		1560
		1561	Input_Context = XCreateIC (xim,
		1562	XNInputStyle, input_style,
		1563	XNClientWindow, vt,
		1564	XNFocusWindow, parent[0],
		1565	preedit_attr ? XNPreeditAttributes : NULL,
		1566	preedit_attr,
		1567	status_attr ? XNStatusAttributes : NULL,
		1568	status_attr, NULL);
		1569
		1570	if (preedit_attr) XFree (preedit_attr);
		1571	if (status_attr) XFree (status_attr);
		1572	if (fs) XFreeFontSet (display->display, fs);
		1573
		1574	if (Input_Context == NULL)
		1575	{
		1576	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1577	im_destroy ();
		1578	return false;
		1579	}
		1580
		1581	if (input_style & XIMPreeditArea)
		1582	IMSetStatusPosition ();
		1583
		1584	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1585	return true;
		1586	}
		1587
		1588	void
		1589	rxvt_term::im_cb ()
		1590	{
		1591	int i;
		1592	const char *p;
		1593	char **s;
		1594	char buf[IMBUFSIZ];
		1595
		1596	SET_R (this);
		1597
		1598	im_destroy ();
		1599
		1600	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1601	if (Input_Context)
		1602	return;
		1603
		1604	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1605	if (rs[Rs_imLocale])
		1606	SET_LOCALE (rs[Rs_imLocale]);
		1607	#endif
		1608
		1609	p = rs[Rs_inputMethod];
		1610	if (p && *p)
		1611	{
		1612	bool found = false;
		1613
		1614	s = rxvt_splitcommastring (p);
		1615
		1616	for (i = 0; s[i]; i++)
		1617	{
		1618	if (*s[i])
		1619	{
		1620	strcpy (buf, "@im=");
		1621	strncat (buf, s[i], IMBUFSIZ - 5);
		1622	if (IM_get_IC (buf))
		1623	{
		1624	found = true;
1144	break;	1625	break;
		1626	}
1145	}	1627	}
1146	}	1628	}
1147	for (i = 0; s[i]; i++)
1148	free(s[i]);
1149	free(s);
1150	XFree(xim_styles);
1151		1629
		1630	rxvt_freecommastring (s);
		1631
1152	if (!found) {	1632	if (found)
1153	XCloseIM(xim);	1633	goto done;
1154	return False;
1155	}	1634	}
1156		1635
1157	ximcallback.callback = rxvt_IMDestroyCallback;	1636	/* try with XMODIFIERS env. var. */
		1637	if (IM_get_IC (""))
		1638	goto done;
1158		1639
1159	/* XXX: not sure why we need this (as well as IC one below) */	1640	/* try with no modifiers base IF the user didn't specify an IM */
1160	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1641	if (IM_get_IC ("@im=none"))
		1642	goto done;
1161		1643
1162	preedit_attr = status_attr = NULL;	1644	done:
1163		1645	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1164	if (R->input_style & XIMPreeditPosition) {	1646	if (rs[Rs_imLocale])
1165	rxvt_setSize(aR_ & rect);	1647	SET_LOCALE (locale);
1166	rxvt_setPosition(aR_ & spot);	1648	#endif
1167	rxvt_setColor(aR_ & fg, &bg);
1168
1169	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1170	XNSpotLocation, &spot,
1171	XNForeground, fg, XNBackground, bg,
1172	//XNFontSet, R->TermWin.fontset,
1173	NULL);
1174	} else if (R->input_style & XIMPreeditArea) {
1175	rxvt_setColor(aR_ & fg, &bg);
1176
1177	/*
1178	* The necessary width of preedit area is unknown
1179	* until create input context.
1180	*/
1181	needed_rect.width = 0;
1182
1183	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1184
1185	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1186	XNForeground, fg, XNBackground, bg,
1187	//XNFontSet, R->TermWin.fontset,
1188	NULL);
1189	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1190	XNForeground, fg, XNBackground, bg,
1191	//XNFontSet, R->TermWin.fontset,
1192	NULL);
1193	}
1194	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1195	XNClientWindow, R->TermWin.parent[0],
1196	XNFocusWindow, R->TermWin.parent[0],
1197	XNDestroyCallback, &ximcallback,
1198	preedit_attr ? XNPreeditAttributes : NULL,
1199	preedit_attr,
1200	status_attr ? XNStatusAttributes : NULL,
1201	status_attr, NULL);
1202	if (preedit_attr)
1203	XFree(preedit_attr);
1204	if (status_attr)
1205	XFree(status_attr);
1206	if (R->Input_Context == NULL) {
1207	rxvt_print_error("failed to create input context");
1208	XCloseIM(xim);
1209	return False;
1210	}
1211	if (R->input_style & XIMPreeditArea)
1212	rxvt_IMSetStatusPosition(aR);
1213	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1214	return True;
1215	}	1649	}
1216		1650
1217	/* EXTPROTO */
1218	void	1651	void
1219	rxvt_IMSetStatusPosition(pR)	1652	rxvt_term::IMSetStatusPosition ()
1220	{	1653	{
1221	XRectangle preedit_rect, status_rect, *needed_rect;	1654	XRectangle preedit_rect, status_rect, *needed_rect;
1222	XVaNestedList preedit_attr, status_attr;	1655	XVaNestedList preedit_attr, status_attr;
1223		1656
1224	if (R->Input_Context == NULL	1657	if (!Input_Context
		1658	|| !focus
1225	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1659	|| !(input_style & XIMPreeditArea)
1226	|| !rxvt_IMisRunning(aR))	1660	|| !IMisRunning ())
1227	return;	1661	return;
1228		1662
1229	/* Getting the necessary width of preedit area */	1663	/* Getting the necessary width of preedit area */
1230	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1664	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1231	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1665	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1232	XFree(status_attr);	1666	XFree (status_attr);
1233		1667
1234	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1668	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1669	XFree (needed_rect);
1235		1670
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1671	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1237	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1672	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1238		1673
1239	XSetICValues(R->Input_Context,	1674	XSetICValues (Input_Context,
1240	XNPreeditAttributes, preedit_attr,	1675	XNPreeditAttributes, preedit_attr,
1241	XNStatusAttributes, status_attr, NULL);	1676	XNStatusAttributes, status_attr, NULL);
1242		1677
1243	XFree(preedit_attr);	1678	XFree (preedit_attr);
1244	XFree(status_attr);	1679	XFree (status_attr);
1245	}	1680	}
1246	#endif /* USE_XIM */	1681	#endif /* USE_XIM */
1247		1682
1248	/*----------------------------------------------------------------------*/	1683	/*----------------------------------------------------------------------*/
1249	rxvt_t rxvt_current_term;	1684	rxvt_t rxvt_current_term;

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