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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.18 by pcg, Fri Dec 19 06:17:03 2003 UTC vs.
Revision 1.149 by root, Sun Dec 18 00:59:42 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.18 2003/12/19 06:17:03 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 */
36		35
37	#include <signal.h>	36	#include <csignal>
		37	#include <cstring>
38		38
39	#ifdef TTY_GID_SUPPORT	39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	40	# include <grp.h>
41	#endif	41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	#include <cstring>	47	#ifdef KEYSYM_RESOURCE
		48	# include "keyboard.h"
		49	#endif
		50
		51	vector<rxvt_term *> rxvt_term::termlist;
48		52
49	static char curlocale[128];	53	static char curlocale[128];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	#if ENABLE_COMBINING
		67	class rxvt_composite_vec rxvt_composite;
		68
		69	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		70	{
		71	compose_char *cc;
		72
		73	// break compose chains, as stupid readline really likes to duplicate
		74	// composing characters for some reason near the end of a line.
		75	cc = (*this)[c1];
		76	while (cc)
58	}	77	{
59	}	78	if (cc->c2 == c2) return c1;
		79	cc = (*this)[cc->c1];
		80	}
60		81
61	void *	82	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	83	for (cc = v.end (); cc-- > v.begin (); )
63	{	84	{
64	void *p = malloc (s);	85	if (cc->c1 == c1 && cc->c2 == c2)
		86	return COMPOSE_LO + (cc - v.begin ());
		87	}
65		88
66	MEMSET (p, 0, s);	89	// allocate a new combination
		90	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		91	{
		92	static int seen;
		93
		94	if (!seen++)
		95	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		96
		97	return REPLACEMENT_CHAR;
		98	}
		99
		100	v.push_back (compose_char (c1, c2));
		101
		102	return v.size () - 1 + COMPOSE_LO;
		103	}
		104
		105	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		106	{
		107	compose_char *cc = (*this)[c];
		108
		109	if (!cc)
		110	{
		111	if (r) *r = c;
		112	return 1;
		113	}
		114
		115	int len = expand (cc->c1, r);
		116
		117	if (r) r += len;
		118
		119	if (cc->c2 != NOCHAR)
		120	{
		121	len++;
		122	if (r) *r++ = cc->c2;
		123	}
		124
67	return p;	125	return len;
68	}
69		126
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	127	}
		128	#endif
75		129
76	rxvt_term::rxvt_term ()	130	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	131	:
		132	#if TRANSPARENT
		133	rootwin_ev (this, &rxvt_term::rootwin_cb),
		134	#endif
		135	#ifdef HAVE_SCROLLBARS
		136	scrollbar_ev (this, &rxvt_term::x_cb),
		137	#endif
		138	#ifdef MENUBAR
		139	menubar_ev (this, &rxvt_term::x_cb),
		140	#endif
78	#ifdef CURSOR_BLINK	141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	145	text_blink_ev (this, &rxvt_term::text_blink_cb),
		146	#endif
		147	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		148	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		149	#endif
		150	#ifdef SELECTION_SCROLLING
		151	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		152	#endif
		153	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		154	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	155	#endif
81	#ifdef POINTER_BLANK	156	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	157	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
		162	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	163	vt_ev (this, &rxvt_term::x_cb),
85	check_ev (this, &rxvt_term::check_cb),	164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
		166	destroy_ev (this, &rxvt_term::destroy_cb),
		167	pty_ev (this, &rxvt_term::pty_cb),
86	incr_ev (this, &rxvt_term::incr_cb),	168	incr_ev (this, &rxvt_term::incr_cb)
87	pty_ev (this, &rxvt_term::pty_cb)
88	{	169	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		171
		172	termlist.push_back (this);
		173
		174	#ifdef KEYSYM_RESOURCE
		175	keyboard = new keyboard_manager;
		176
		177	if (!keyboard)
		178	rxvt_fatal ("out of memory, aborting.\n");
		179	#endif
		180	}
		181
		182	// clean up the most important stuff, do *not* call x or free mem etc.
		183	// for use before an emergency exit
		184	void rxvt_term::emergency_cleanup ()
		185	{
		186	if (cmd_pid)
		187	kill (-cmd_pid, SIGHUP);
		188
		189	#ifdef UTMP_SUPPORT
		190	privileged_utmp (RESTORE);
		191	#endif
		192
		193	pty.put ();
90	}	194	}
91		195
92	rxvt_term::~rxvt_term ()	196	rxvt_term::~rxvt_term ()
93	{	197	{
		198	termlist.erase (find (termlist.begin (), termlist.end(), this));
		199
		200	emergency_cleanup ();
		201
		202	#if ENABLE_STYLES
		203	for (int i = RS_styleCount; --i; )
		204	if (fontset[i] != fontset[0])
		205	delete fontset[i];
		206	#endif
		207	delete fontset[0];
		208
		209	if (display)
		210	{
		211	dDisp;
		212
		213	selection_clear ();
		214
		215	#ifdef USE_XIM
		216	im_destroy ();
		217	#endif
		218	#ifdef MENUBAR
		219	if (menubarGC) XFreeGC (disp, menubarGC);
		220	#endif
		221	#ifdef XTERM_SCROLLBAR
		222	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		223	if (ShadowGC) XFreeGC (disp, ShadowGC);
		224	#endif
		225	#ifdef PLAIN_SCROLLBAR
		226	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		227	#endif
		228	#ifdef NEXT_SCROLLBAR
		229	if (blackGC) XFreeGC (disp, blackGC);
		230	if (whiteGC) XFreeGC (disp, whiteGC);
		231	if (grayGC) XFreeGC (disp, grayGC);
		232	if (darkGC) XFreeGC (disp, darkGC);
		233	if (stippleGC) XFreeGC (disp, stippleGC);
		234	if (dimple) XFreePixmap (disp, dimple);
		235	if (upArrow) XFreePixmap (disp, upArrow);
		236	if (downArrow) XFreePixmap (disp, downArrow);
		237	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		238	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		239	#endif
		240	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		241	if (topShadowGC) XFreeGC (disp, topShadowGC);
		242	if (botShadowGC) XFreeGC (disp, botShadowGC);
		243	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		244	#endif
		245	if (gc) XFreeGC (disp, gc);
		246
		247	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		248	delete menuBar.drawable;
		249	//if (menuBar.win)
		250	// XDestroyWindow (disp, menuBar.win);
		251	#endif
		252	delete drawable;
		253	// destroy all windows
		254	if (parent[0])
		255	XDestroyWindow (disp, parent[0]);
		256	}
		257
		258	// TODO: free pixcolours, colours should become part of rxvt_display
		259
		260	delete pix_colors_focused;
		261	#if OFF_FOCUS_FADING
		262	delete pix_colors_unfocused;
		263	#endif
		264
		265	displays.put (display);
		266
94	scr_release ();	267	scr_release ();
95		268
		269	/* clear all resources */
		270	for (int i = 0; i < allocated.size (); i++)
		271	free (allocated [i]);
		272
		273	free (selection.text);
		274	// TODO: manage env vars in child only(!)
		275	free (env_windowid);
		276	free (env_display);
		277	free (env_term);
		278	free (env_colorfgbg);
96	free (locale);	279	free (locale);
97	free (codeset);	280	free (v_buffer);
		281	free (incr_buf);
98		282
99	#ifndef NO_SETOWNER_TTYDEV	283	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	284	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		285
113	if (cmd_fd >= 0)	286	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	287	delete keyboard;
115		288	#endif
116	if (Xfd >= 0)
117	XCloseDisplay (Xdisplay);
118
119	delete PixColors;
120	}	289	}
121		290
122	void	291	void
123	rxvt_term::destroy ()	292	rxvt_term::destroy ()
124	{	293	{
		294	if (destroy_ev.active)
		295	return;
		296
		297	#if ENABLE_OVERLAY
		298	scr_overlay_off ();
		299	#endif
		300
		301	if (display)
		302	{
		303	#if USE_XIM
		304	im_ev.stop (display);
		305	#endif
		306	#if HAVE_SCROLLBARS
		307	scrollbar_ev.stop (display);
		308	#endif
		309	#if MENUBAR
		310	menubar_ev.stop (display);
		311	#endif
		312	#if TRANSPARENT
		313	rootwin_ev.stop (display);
		314	#endif
		315	incr_ev.stop ();
		316	termwin_ev.stop (display);
		317	vt_ev.stop (display);
		318	}
		319
125	check_ev.stop ();	320	check_ev.stop ();
126	pty_ev.stop ();	321	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	322	#ifdef CURSOR_BLINK
		323	cursor_blink_ev.stop ();
		324	#endif
		325	#ifdef TEXT_BLINK
129	blink_ev.stop ();	326	text_blink_ev.stop ();
		327	#endif
		328	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		329	cont_scroll_ev.stop ();
		330	#endif
		331	#ifdef SELECTION_SCROLLING
		332	sel_scroll_ev.stop ();
130	#endif	333	#endif
131	#ifdef POINTER_BLANK	334	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	335	pointer_ev.stop ();
133	#endif	336	#endif
134		337
…		…
142		345
143	delete this;	346	delete this;
144	}	347	}
145		348
146	/*----------------------------------------------------------------------*/	349	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */	350	/*
148	/* LIBPROTO */	351	* Exit gracefully, clearing the utmp entry and restoring tty attributes
149	rxvt_t	352	* TODO: if debugging, this should free up any known resources if we can
150	rxvt_init (int argc, const char *const *argv)	353	*/
151	{	354	static XErrorHandler old_xerror_handler;
152	SET_R (new rxvt_term);
153	dR;
154		355
155	if (!R->init_vars () || !R->init (argc, argv))	356	static void
		357	rxvt_emergency_cleanup ()
		358	{
		359	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		360	(*t)->emergency_cleanup ();
		361	}
		362
		363	#if ENABLE_FRILLS
		364	static void
		365	print_x_error (Display *dpy, XErrorEvent *event)
		366	{
		367	char buffer[BUFSIZ];
		368	char mesg[BUFSIZ];
		369	char number[32];
		370	char *mtype = "XlibMessage";
		371	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		372	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		373	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		374	rxvt_warn ("%s: %s\n", mesg, buffer);
		375	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		376	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		377	sprintf(number, "%d", event->request_code);
		378	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		379	rxvt_warn ("(which is %s)\n", buffer);
		380	if (event->request_code >= 128) {
		381	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		382	mesg, BUFSIZ);
		383	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
156	{	384	}
157	delete R;	385	if ((event->error_code == BadWindow) ||
158	return NULL;	386	(event->error_code == BadPixmap) ||
		387	(event->error_code == BadCursor) ||
		388	(event->error_code == BadFont) ||
		389	(event->error_code == BadDrawable) ||
		390	(event->error_code == BadColor) ||
		391	(event->error_code == BadGC) ||
		392	(event->error_code == BadIDChoice) ||
		393	(event->error_code == BadValue) ||
		394	(event->error_code == BadAtom)) {
		395	if (event->error_code == BadValue)
		396	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		397	mesg, BUFSIZ);
		398	else if (event->error_code == BadAtom)
		399	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		400	mesg, BUFSIZ);
		401	else
		402	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		403	mesg, BUFSIZ);
		404	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		405	}
		406	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		407	mesg, BUFSIZ);
		408	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		409	}
		410	#endif
		411
		412	int
		413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		414	{
		415	if (GET_R->allowedxerror == -1)
		416	GET_R->allowedxerror = event->error_code;
		417	else
159	}	418	{
160		419	// GET_R is most likely not the terminal which caused the error,
161	return R;	420	// so just output the error and continue
162	}	421	#if ENABLE_FRILLS
163		422	print_x_error (display, event);
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else	423	#else
		424	old_xerror_handler (display, event);
173	#endif	425	#endif
174	#endif	426	}
175		427
176	struct sigaction sa;	428	return 0;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}	429	}
193		430
		431	int
		432	rxvt_xioerror_handler (Display *display)
		433	{
		434	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		435	DisplayString (display));
		436	rxvt_emergency_cleanup ();
		437	_exit (EXIT_FAILURE);
		438	}
		439
		440	/*----------------------------------------------------------------------*/
194	bool	441	bool
195	rxvt_term::init (int argc, const char *const *argv)	442	rxvt_term::init (int argc, const char *const *argv)
		443	{
		444	SET_R (this);
		445
		446	set_locale ("");
		447
		448	if (!init_vars ())
		449	return false;
		450
		451	init_secondary ();
		452
		453	const char **cmd_argv = init_resources (argc, argv);
		454
		455	#ifdef KEYSYM_RESOURCE
		456	keyboard->register_done ();
		457	#endif
		458
		459	#if MENUBAR_MAX
		460	menubar_read (rs[Rs_menu]);
		461	#endif
		462	#ifdef HAVE_SCROLLBARS
		463	if (options & Opt_scrollBar)
		464	scrollBar.setIdle (); /* set existence for size calculations */
		465	#endif
		466
		467	create_windows (argc, argv);
		468
		469	dDisp;
		470
		471	init_xlocale ();
		472
		473	scr_reset (); /* initialize screen */
		474
		475	#if 0
		476	XSynchronize (disp, True);
		477	#endif
		478
		479	#ifdef HAVE_SCROLLBARS
		480	if (options & Opt_scrollBar)
		481	resize_scrollbar (); /* create and map scrollbar */
		482	#endif
		483	#if (MENUBAR_MAX)
		484	if (menubar_visible ())
		485	XMapWindow (disp, menuBar.win);
		486	#endif
		487	#ifdef TRANSPARENT
		488	if (options & Opt_transparent)
		489	{
		490	XSelectInput (disp, display->root, PropertyChangeMask);
		491	check_our_parents ();
		492	rootwin_ev.start (display, display->root);
		493	}
		494	#endif
		495
		496	XMapWindow (disp, vt);
		497	XMapWindow (disp, parent[0]);
		498
		499	set_colorfgbg ();
		500
		501	init_command (cmd_argv);
		502
		503	free (cmd_argv);
		504
		505	pty_ev.start (pty.pty, EVENT_READ);
		506
		507	check_ev.start ();
		508
		509	return true;
		510	}
		511
		512	static struct sig_handlers
		513	{
		514	sig_watcher sw_chld, sw_term, sw_int;
		515
		516	void sig_chld (sig_watcher &w)
		517	{
		518	// we are being called for every SIGCHLD, find the corresponding term
		519	int pid;
		520
		521	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		522	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		523	if (pid == (*t)->cmd_pid)
		524	{
		525	(*t)->destroy ();
		526	break;
		527	}
		528	}
		529
		530	/*
		531	* Catch a fatal signal and tidy up before quitting
		532	*/
		533	void
		534	sig_term (sig_watcher &w)
		535	{
		536	#ifdef DEBUG_CMD
		537	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		538	#endif
		539	rxvt_emergency_cleanup ();
		540	signal (w.signum, SIG_DFL);
		541	kill (getpid (), w.signum);
		542	}
		543
		544	sig_handlers ()
		545	: sw_chld (this, &sig_handlers::sig_chld),
		546	sw_term (this, &sig_handlers::sig_term),
		547	sw_int (this, &sig_handlers::sig_term)
		548	{
		549	}
		550	} sig_handlers;
		551
		552	void
		553	rxvt_init ()
196	{	554	{
197	/*	555	/*
198	* Save and then give up any super-user privileges	556	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.	557	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:	558	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems	559	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems	560	* 2. chown tty on some systems
203	*/	561	*/
204	rxvt_privileges (this, SAVE);	562	rxvt_privileges (SAVE);
205	rxvt_privileges (this, IGNORE);	563	rxvt_privileges (IGNORE);
206		564
207	init_secondary ();	565	signal (SIGHUP, SIG_IGN);
		566	signal (SIGPIPE, SIG_IGN);
208		567
209	const char **cmd_argv = init_resources (argc, argv);	568	sig_handlers.sw_chld.start (SIGCHLD);
		569	sig_handlers.sw_term.start (SIGTERM);
		570	sig_handlers.sw_int.start (SIGINT);
210		571
211	set_locale ("");	572	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		573	/* signal (SIGURG, SIG_DFL); */
212		574
213	#if (MENUBAR_MAX)	575	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
214	rxvt_menubar_read (this, rs[Rs_menu]);	576	// TODO: handle this with exceptions and tolerate the memory loss
215	#endif	577	XSetIOErrorHandler (rxvt_xioerror_handler);
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	create_windows (argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	resize_scrollbar (); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}
266
267	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */
270	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/
273	/* ARGSUSED */
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{
278	int pid, save_errno = errno;
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280	;
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();
321	}
322
323	return 0;
324	}
325
326	/*----------------------------------------------------------------------*/
327	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* TODO: if debugging, this should free up any known resources if we can
330	*/
331	/* EXTPROTO */
332	void
333	rxvt_clean_exit ()
334	{
335	dR;
336
337	R->destroy ();
338	}	578	}
339		579
340	/* ------------------------------------------------------------------------- *	580	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	581	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	582	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */	583	void *
		584	rxvt_malloc (size_t size)
		585	{
		586	void *p = malloc (size);
		587
		588	if (!p)
		589	rxvt_fatal ("memory allocation failure. aborting.\n");
		590
		591	return p;
		592	}
		593
		594	void *
		595	rxvt_calloc (size_t number, size_t size)
		596	{
		597	void *p = calloc (number, size);
		598
		599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
		602	return p;
		603	}
		604
344	void *	605	void *
345	rxvt_malloc(size_t size)
346	{
347	void *p;
348
349	p = malloc(size);
350	if (p)
351	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}
358
359	/* EXTPROTO */
360	void *
361	rxvt_calloc(size_t number, size_t size)
362	{
363	void *p;
364
365	p = calloc(number, size);
366	if (p)
367	return p;
368
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}
374
375	/* EXTPROTO */
376	void *
377	rxvt_realloc(void *ptr, size_t size)	606	rxvt_realloc (void *ptr, size_t size)
378	{	607	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);	608	void *p = realloc (ptr, size);
383	else	609
384	p = malloc(size);
385	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
386	return p;	613	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}	614	}
393		615
394	/* ------------------------------------------------------------------------- *	616	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *	617	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */	618	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */	619	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void	620	void
400	rxvt_privileges(pR_ int mode)	621	rxvt_privileges (rxvt_privaction action)
401	{	622	{
		623	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		624	static uid_t euid;
		625	static gid_t egid;
		626	#endif
		627
402	#if ! defined(__CYGWIN32__)	628	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	629	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */	630	/* setreuid () is the poor man's setuid (), seteuid () */
405	# define seteuid(a) setreuid(-1, (a))	631	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))	632	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID	633	# define HAVE_SETEUID
408	# endif	634	# endif
409	# ifdef HAVE_SETEUID	635	# ifdef HAVE_SETEUID
410	switch (mode) {	636	switch (action)
		637	{
411	case IGNORE:	638	case IGNORE:
412	/*	639	/*
413	* change effective uid/gid - not real uid/gid - so we can switch	640	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required	641	* back to root later, as required
415	*/	642	*/
416	seteuid(getuid());	643	seteuid (getuid ());
417	setegid(getgid());	644	setegid (getgid ());
418	break;	645	break;
419	case SAVE:	646	case SAVE:
420	R->euid = geteuid();	647	euid = geteuid ();
421	R->egid = getegid();	648	egid = getegid ();
422	break;	649	break;
423	case RESTORE:	650	case RESTORE:
424	seteuid(R->euid);	651	seteuid (euid);
425	setegid(R->egid);	652	setegid (egid);
426	break;	653	break;
427	}	654	}
428	# else	655	# else
429	switch (mode) {	656	switch (action)
		657	{
430	case IGNORE:	658	case IGNORE:
431	setuid(getuid());	659	setuid (getuid ());
432	setgid(getgid());	660	setgid (getgid ());
433	/* FALLTHROUGH */	661	/* FALLTHROUGH */
434	case SAVE:	662	case SAVE:
435	/* FALLTHROUGH */	663	/* FALLTHROUGH */
436	case RESTORE:	664	case RESTORE:
437	break;	665	break;
438	}	666	}
439	# endif	667	# endif
440	#endif	668	#endif
441	}	669	}
442		670
443	#ifdef UTMP_SUPPORT	671	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void	672	void
446	rxvt_privileged_utmp(pR_ char action)	673	rxvt_term::privileged_utmp (rxvt_privaction action)
447	{	674	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)	675	if ((options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')	676	|| !pty.name || !*pty.name)
453	return;	677	return;
454		678
455	rxvt_privileges(aR_ RESTORE);	679	rxvt_privileges (RESTORE);
		680
456	if (action == SAVE) {	681	if (action == SAVE)
457	R->next_utmp_action = RESTORE;	682	makeutent (pty.name, rs[Rs_display_name]);
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	683	else
459	} else { /* action == RESTORE */	684	cleanutent ();
460	R->next_utmp_action = IGNORE;	685
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);	686	rxvt_privileges (IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}	687	}
519	#endif	688	#endif
520		689
521	/*----------------------------------------------------------------------*/	690	/*----------------------------------------------------------------------*/
522	/*	691	/*
523	* window size/position calculcations for XSizeHint and other storage.	692	* window size/position calculcations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	693	* if width/height are non-zero then override calculated width/height
525	*/	694	*/
526	void	695	void
527	rxvt_term::window_calc (unsigned int width, unsigned int height)	696	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528	{	697	{
529	short recalc_x, recalc_y;	698	short recalc_x, recalc_y;
530	int x, y, sb_w, mb_h, flags;	699	int x, y, sb_w, mb_h, flags;
531	unsigned int w, h;	700	unsigned int w, h;
532	unsigned int max_width, max_height;	701	unsigned int max_width, max_height;
		702	dDisp;
533		703
534	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	704	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535	TermWin.ncol, TermWin.nrow, szHint.width,	705	ncol, nrow, szHint.width, szHint.height));
536	szHint.height));	706
537	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	707	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538	szHint.win_gravity = NorthWestGravity;	708	szHint.win_gravity = NorthWestGravity;
539	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	709	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540		710
541	recalc_x = recalc_y = 0;	711	recalc_x = recalc_y = 0;
542	flags = 0;	712	flags = 0;
		713
543	if (!parsed_geometry) {	714	if (!parsed_geometry)
		715	{
544	parsed_geometry = 1;	716	parsed_geometry = 1;
		717
545	if (rs[Rs_geometry])	718	if (rs[Rs_geometry])
546	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		720
547	if (flags & WidthValue) {	721	if (flags & WidthValue)
		722	{
548	TermWin.ncol = BOUND_POSITIVE_INT16(w);	723	ncol = BOUND_POSITIVE_INT16 (w);
549	szHint.flags |= USSize;	724	szHint.flags |= USSize;
550	}	725	}
		726
551	if (flags & HeightValue) {	727	if (flags & HeightValue)
		728	{
552	TermWin.nrow = BOUND_POSITIVE_INT16(h);	729	nrow = BOUND_POSITIVE_INT16 (h);
553	szHint.flags |= USSize;	730	szHint.flags |= USSize;
554	}	731	}
		732
555	if (flags & XValue) {	733	if (flags & XValue)
		734	{
556	szHint.x = x;	735	szHint.x = x;
557	szHint.flags |= USPosition;	736	szHint.flags |= USPosition;
		737
558	if (flags & XNegative) {	738	if (flags & XNegative)
		739	{
559	recalc_x = 1;	740	recalc_x = 1;
560	szHint.win_gravity = NorthEastGravity;	741	szHint.win_gravity = NorthEastGravity;
561	}	742	}
562	}	743	}
		744
563	if (flags & YValue) {	745	if (flags & YValue)
		746	{
564	szHint.y = y;	747	szHint.y = y;
565	szHint.flags |= USPosition;	748	szHint.flags |= USPosition;
		749
566	if (flags & YNegative) {	750	if (flags & YNegative)
		751	{
567	recalc_y = 1;	752	recalc_y = 1;
		753
568	if (szHint.win_gravity == NorthEastGravity)	754	if (szHint.win_gravity == NorthEastGravity)
569	szHint.win_gravity = SouthEastGravity;	755	szHint.win_gravity = SouthEastGravity;
570	else	756	else
571	szHint.win_gravity = SouthWestGravity;	757	szHint.win_gravity = SouthWestGravity;
572	}	758	}
573	}	759	}
574	}	760	}
		761
575	/* TODO: BOUNDS */	762	/* TODO: BOUNDS */
576	TermWin.width = TermWin.ncol * TermWin.fwidth;	763	width = ncol * fwidth;
577	TermWin.height = TermWin.nrow * TermWin.fheight;	764	height = nrow * fheight;
578	max_width = MAX_COLS * TermWin.fwidth;	765	max_width = MAX_COLS * fwidth;
579	max_height = MAX_ROWS * TermWin.fheight;	766	max_height = MAX_ROWS * fheight;
580		767
581	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	768	szHint.base_width = szHint.base_height = 2 * int_bwidth;
582		769
583	sb_w = mb_h = 0;	770	sb_w = mb_h = 0;
584	window_vt_x = window_vt_y = 0;	771	window_vt_x = window_vt_y = int_bwidth;
		772
585	if (scrollbar_visible (this)) {	773	if (scrollbar_visible ())
		774	{
586	sb_w = scrollbar_TotalWidth();	775	sb_w = scrollbar_TotalWidth ();
587	szHint.base_width += sb_w;	776	szHint.base_width += sb_w;
588	if (!(Options & Opt_scrollBar_right))	777	if (!(options & Opt_scrollBar_right))
589	window_vt_x = sb_w;	778	window_vt_x += sb_w;
590	}	779	}
		780
591	if (menubar_visible (this)) {	781	if (menubar_visible ())
		782	{
592	mb_h = menuBar_TotalHeight();	783	mb_h = menuBar_TotalHeight ();
593	szHint.base_height += mb_h;	784	szHint.base_height += mb_h;
594	window_vt_y = mb_h;	785	window_vt_y += mb_h;
595	}	786	}
		787
596	szHint.width_inc = TermWin.fwidth;	788	szHint.width_inc = fwidth;
597	szHint.height_inc = TermWin.fheight;	789	szHint.height_inc = fheight;
598	szHint.min_width = szHint.base_width + szHint.width_inc;	790	szHint.min_width = szHint.base_width + szHint.width_inc;
599	szHint.min_height = szHint.base_height + szHint.height_inc;	791	szHint.min_height = szHint.base_height + szHint.height_inc;
600		792
601	if (width && width - szHint.base_width < max_width) {	793	if (newwidth && newwidth - szHint.base_width < max_width)
		794	{
602	szHint.width = width;	795	szHint.width = newwidth;
603	TermWin.width = width - szHint.base_width;	796	width = newwidth - szHint.base_width;
604	} else {	797	}
		798	else
		799	{
605	MIN_IT(TermWin.width, max_width);	800	MIN_IT (width, max_width);
606	szHint.width = szHint.base_width + TermWin.width;	801	szHint.width = szHint.base_width + width;
607	}	802	}
		803
608	if (height && height - szHint.base_height < max_height) {	804	if (newheight && newheight - szHint.base_height < max_height)
		805	{
609	szHint.height = height;	806	szHint.height = newheight;
610	TermWin.height = height - szHint.base_height;	807	height = newheight - szHint.base_height;
611	} else {	808	}
		809	else
		810	{
612	MIN_IT(TermWin.height, max_height);	811	MIN_IT (height, max_height);
613	szHint.height = szHint.base_height + TermWin.height;	812	szHint.height = szHint.base_height + height;
614	}	813	}
		814
615	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	815	if (scrollbar_visible () && (options & Opt_scrollBar_right))
616	window_sb_x = szHint.width - sb_w;	816	window_sb_x = szHint.width - sb_w;
617		817
618	if (recalc_x)	818	if (recalc_x)
619	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	819	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
620	- szHint.width - 2 * TermWin.ext_bwidth);
621	if (recalc_y)	820	if (recalc_y)
622	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	821	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
623	- szHint.height - 2 * TermWin.ext_bwidth);
624		822
625	TermWin.ncol = TermWin.width / TermWin.fwidth;	823	ncol = width / fwidth;
626	TermWin.nrow = TermWin.height / TermWin.fheight;	824	nrow = height / fheight;
627	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	825	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628	TermWin.ncol, TermWin.nrow, szHint.width,	826	ncol, nrow, szHint.width,
629	szHint.height));	827	szHint.height));
630	return;	828	return;
631	}	829	}
632		830
633	/*----------------------------------------------------------------------*/	831	/*----------------------------------------------------------------------*/
634	/*	832	/*
635	* Tell the teletype handler what size the window is.	833	* Tell the teletype handler what size the window is.
636	* Called after a window size change.	834	* Called after a window size change.
637	*/	835	*/
638	void	836	void
639	rxvt_term::tt_winch ()	837	rxvt_term::tt_winch ()
640	{	838	{
641	struct winsize ws;	839	if (pty.pty < 0)
642
643	if (cmd_fd < 0)
644	return;	840	return;
645		841
		842	struct winsize ws;
		843
646	ws.ws_col = TermWin.ncol;	844	ws.ws_col = ncol;
647	ws.ws_row = TermWin.nrow;	845	ws.ws_row = nrow;
648	ws.ws_xpixel = ws.ws_ypixel = 0;	846	ws.ws_xpixel = width;
649	#ifndef DEBUG_SIZE	847	ws.ws_ypixel = height;
650	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	848	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
651	#else	849
652	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	850	#if 0
653	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	851	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654	# ifdef SIGWINCH
655	else if (cmd_pid) /* force through to the command */	852	if (cmd_pid) /* force through to the command */
656	kill (cmd_pid, SIGWINCH);	853	kill (-cmd_pid, SIGWINCH);
657	# endif
658	#endif	854	#endif
659	}	855	}
660		856
661	/*----------------------------------------------------------------------*/	857	/*----------------------------------------------------------------------*/
662	/* rxvt_change_font() - Switch to a new font */	858	/* set_fonts () - load and set the various fonts
663	/*	859	*
664	* init = 1 - initialize	860	* init = 1 - initialize
665	*	861	*
666	* fontname == FONT_UP - switch to bigger font	862	* fontname == FONT_UP - switch to bigger font
667	* fontname == FONT_DN - switch to smaller font	863	* fontname == FONT_DN - switch to smaller font
668	*/	864	*/
669	/* EXTPROTO */	865	bool
670	void	866	rxvt_term::set_fonts ()
671	rxvt_change_font(pR_ int init, const char *fontname)
672	{	867	{
673	}	868	rxvt_fontset *fs = new rxvt_fontset (this);
		869	rxvt_fontprop prop;
674		870
675	/* INTPROTO */	871	if (!fs
676	void	872	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
677	rxvt_font_up_down(pR_ int n, int direction)	873	|| !fs->realize_font (1))
		874	{
		875	delete fs;
		876	return false;
		877	}
		878
		879	#if ENABLE_STYLES
		880	for (int i = RS_styleCount; --i; )
		881	if (fontset[i] != fontset[0])
		882	delete fontset[i];
		883	#endif
		884
		885	delete fontset[0];
		886	fontset[0] = fs;
		887
		888	prop = (*fs)[1]->properties ();
		889	prop.height += lineSpace;
		890	fs->set_prop (prop);
		891
		892	fwidth = prop.width;
		893	fheight = prop.height;
		894	fweight = prop.weight;
		895	fslant = prop.slant;
		896	fbase = (*fs)[1]->ascent;
		897
		898	for (int style = 1; style < 4; style++)
		899	{
		900	#if ENABLE_STYLES
		901	const char *res = rs[Rs_font + style];
		902
		903	if (res && !*res)
		904	fontset[style] = fontset[0];
		905	else
		906	{
		907	fontset[style] = fs = new rxvt_fontset (this);
		908	rxvt_fontprop prop2 = prop;
		909
		910	if (res)
		911	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		912	else
		913	{
		914	res = fontset[0]->fontdesc;
		915
		916	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		917	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		918	}
		919
		920	fs->populate (res);
		921	fs->set_prop (prop2);
		922	}
		923	#else
		924	fontset[style] = fontset[0];
		925	#endif
		926	}
		927
		928	if (parent[0])
		929	{
		930	resize_all_windows (0, 0, 0);
		931	scr_remap_chars ();
		932	scr_touch (true);
		933	}
		934
		935	return true;
		936	}
		937
		938	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
678	{	939	{
		940	// TODO: SMART_WINDOW_TITLE
		941	XChangeProperty (display->display, parent[0],
		942	prop, XA_STRING, 8, PropModeReplace,
		943	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		944	}
		945
		946	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		947	{
		948	// TODO: SMART_WINDOW_TITLE
		949	wchar_t *ws = rxvt_mbstowcs (str, len);
		950	char *s = rxvt_wcstoutf8 (ws);
		951
		952	XChangeProperty (display->display, parent[0],
		953	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		954	(const unsigned char *)s, strlen (s));
		955
		956	free (s);
		957	free (ws);
679	}	958	}
680		959
681	/*----------------------------------------------------------------------*/	960	/*----------------------------------------------------------------------*/
682	/*----------------------------------------------------------------------*/	961	/*----------------------------------------------------------------------*/
683	/* xterm sequences - title, iconName, color (exptl) */	962	/* xterm sequences - title, iconName, color (exptl) */
684	/* EXTPROTO */
685	void	963	void
686	rxvt_set_title(pR_ const char *str)	964	rxvt_term::set_title (const char *str)
687	{	965	{
688	#ifndef SMART_WINDOW_TITLE	966	set_string_property (XA_WM_NAME, str);
689	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	967	#if ENABLE_EWMH
690	#else	968	set_utf8_property (xa[XA_NET_WM_NAME], str);
691	char *name;
692
693	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif	969	#endif
700	}	970	}
701		971
702	/* EXTPROTO */
703	void	972	void
704	rxvt_set_iconName(pR_ const char *str)	973	rxvt_term::set_icon_name (const char *str)
705	{	974	{
706	#ifndef SMART_WINDOW_TITLE	975	set_string_property (XA_WM_ICON_NAME, str);
707	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	976	#if ENABLE_EWMH
708	#else	977	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
709	char *name;
710
711	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif	978	#endif
718	}	979	}
719		980
720	#ifdef XTERM_COLOR_CHANGE	981	#ifdef XTERM_COLOR_CHANGE
721	/* EXTPROTO */
722	void	982	void
723	rxvt_set_window_color(pR_ int idx, const char *color)	983	rxvt_term::set_window_color (int idx, const char *color)
724	{	984	{
725	rxvt_color xcol;	985	rxvt_color xcol;
726	int i;	986	int i;
727		987
728	if (color == NULL || *color == '\0')	988	if (color == NULL || *color == '\0')
729	return;	989	return;
730		990
731	/* handle color aliases */	991	/* handle color aliases */
732	if (isdigit(*color)) {	992	if (isdigit (*color))
		993	{
733	i = atoi(color);	994	i = atoi (color);
		995
		996	if (i >= 8 && i <= 15)
734	if (i >= 8 && i <= 15) { /* bright colors */	997	{ /* bright colors */
735	i -= 8;	998	i -= 8;
736	# ifndef NO_BRIGHTCOLOR	999	# ifndef NO_BRIGHTCOLOR
737	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	1000	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
738	SET_PIXCOLOR(R, idx);	1001	SET_PIXCOLOR (idx);
739	goto Done;	1002	goto done;
740	# endif	1003	# endif
741	}	1004	}
742	if (i >= 0 && i <= 7) { /* normal colors */	1005
743	R->PixColors[idx] = R->PixColors[minCOLOR + i];	1006	if (i >= 0 && i <= 7)
		1007	{ /* normal colors */
		1008	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
744	SET_PIXCOLOR(R, idx);	1009	SET_PIXCOLOR (idx);
745	goto Done;	1010	goto done;
746	}	1011	}
747	}	1012	}
		1013
748	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	1014	if (!rXParseAllocColor (&xcol, color))
749	return;	1015	return;
750	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751		1016
752	/*	1017	/* XStoreColor (display->display, display->cmap, XColor*); */
		1018
		1019	/*
753	* FIXME: should free colors here, but no idea how to do it so instead,	1020	* FIXME: should free colors here, but no idea how to do it so instead,
754	* so just keep gobbling up the colormap	1021	* so just keep gobbling up the colormap
755	*/	1022	*/
756	# if 0	1023	# if 0
757	for (i = Color_Black; i <= Color_White; i++)	1024	for (i = Color_Black; i <= Color_White; i++)
758	if (R->PixColors[idx] == R->PixColors[i])	1025	if (pix_colors[idx] == pix_colors[i])
759	break;	1026	break;
760	if (i > Color_White) {	1027	if (i > Color_White)
		1028	{
761	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	1029	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
762	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	1030	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
763	DisplayPlanes(R->Xdisplay, Xscreen));	1031	DisplayPlanes (display->display, display->screen));
764	}	1032	}
765	# endif	1033	# endif
766		1034
767	R->PixColors[idx] = xcol;	1035	pix_colors_focused[idx] = xcol;
768	SET_PIXCOLOR(R, idx);	1036	SET_PIXCOLOR (idx);
769		1037
770	/* XSetWindowAttributes attr; */	1038	/* XSetWindowAttributes attr; */
771	/* Cursor cursor; */	1039	/* Cursor cursor; */
772	Done:	1040	done:
773	if (idx == Color_bg && !(R->Options & Opt_transparent))
774	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775	R->PixColors[Color_bg]);
776		1041
		1042	#if OFF_FOCUS_FADING
		1043	if (rs[Rs_fade])
		1044	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1045	#endif
		1046
777	/* handle Color_BD, scrollbar background, etc. */	1047	/*TODO: handle Color_BD, scrollbar background, etc. */
778		1048
779	rxvt_set_colorfgbg (aR);
780	R->recolour_cursor ();	1049	recolour_cursor ();
781	/* the only reasonable way to enforce a clean update */	1050	scr_recolour ();
782	rxvt_scr_poweron (aR);
783	}	1051	}
784		1052
785	#else	1053	#else
786	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1054	# define set_window_color (idx,color) ((void)0)
787	#endif /* XTERM_COLOR_CHANGE */	1055	#endif /* XTERM_COLOR_CHANGE */
788		1056
789	void	1057	void
790	rxvt_term::recolour_cursor ()	1058	rxvt_term::recolour_cursor ()
791	{	1059	{
792	#if TODO
793	rxvt_color xcol[2];	1060	XColor xcol[2];
794		1061
795	xcol[0] = PixColors[Color_pointer];	1062	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
796	xcol[1] = PixColors[Color_bg];	1063	? pix_colors_focused[Color_pointer_fg]
797	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1064	: pix_colors_focused[Color_fg];
		1065	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1066	? pix_colors_focused[Color_pointer_bg]
		1067	: pix_colors_focused[Color_bg];
		1068
		1069	XQueryColors (display->display, display->cmap, xcol, 2);
798	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1070	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
799	#endif
800	}	1071	}
801		1072
802	/*----------------------------------------------------------------------*/	1073	/*----------------------------------------------------------------------*/
803	/*	1074	/*
804	* find if fg/bg matches any of the normal (low-intensity) colors	1075	* find if fg/bg matches any of the normal (low-intensity) colors
805	*/	1076	*/
806	/* INTPROTO */
807	void	1077	void
808	rxvt_set_colorfgbg(pR)	1078	rxvt_term::set_colorfgbg ()
809	{	1079	{
810	unsigned int i;	1080	unsigned int i;
811	const char *xpmb = "\0";	1081	const char *xpmb = "\0";
812	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1082	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813		1083
814	R->env_colorfgbg =
815	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1084	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
816	STRCPY(fstr, "default");	1085	strcpy (fstr, "default");
817	STRCPY(bstr, "default");	1086	strcpy (bstr, "default");
818	for (i = Color_Black; i <= Color_White; i++)	1087	for (i = Color_Black; i <= Color_White; i++)
819	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1088	if (pix_colors[Color_fg] == pix_colors[i])
		1089	{
820	sprintf(fstr, "%d", (i - Color_Black));	1090	sprintf (fstr, "%d", (i - Color_Black));
821	break;	1091	break;
822	}	1092	}
		1093
823	for (i = Color_Black; i <= Color_White; i++)	1094	for (i = Color_Black; i <= Color_White; i++)
824	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1095	if (pix_colors[Color_bg] == pix_colors[i])
		1096	{
825	sprintf(bstr, "%d", (i - Color_Black));	1097	sprintf (bstr, "%d", (i - Color_Black));
826	#ifdef XPM_BACKGROUND	1098	#ifdef XPM_BACKGROUND
827	xpmb = "default;";	1099	xpmb = "default;";
828	#endif	1100	#endif
829	break;	1101	break;
830	}	1102	}
		1103
831	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1104	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832	putenv(R->env_colorfgbg);
833
834	#ifndef NO_BRIGHTCOLOR
835	R->colorfgbg = DEFAULT_RSTYLE;
836	for (i = minCOLOR; i <= maxCOLOR; i++) {
837	if (R->PixColors[Color_fg] == R->PixColors[i])
838	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839	if (R->PixColors[Color_bg] == R->PixColors[i])
840	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841	}
842	#endif
843	}	1105	}
844		1106
845	/*----------------------------------------------------------------------*/	1107	/*----------------------------------------------------------------------*/
846	/*
847	* Colour determination for low colour displays, routine from
848	* Hans de Goede <hans@highrise.nl>
849	*/
850		1108
851	/* EXTPROTO */
852	int	1109	int
853	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1110	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
854	{	1111	{
855	screen_in_out->set(aR_ colour);
856
857	if (!screen_in_out->set(aR_ colour)) {	1112	if (!screen_in_out->set (display, colour))
858	rxvt_print_error("can't allocate colour: %s", colour);	1113	{
		1114	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
859	return false;	1115	return false;
860	}	1116	}
861		1117
862	return true;	1118	return true;
863	}	1119	}
864		1120
865	/* -------------------------------------------------------------------- *	1121	/* -------------------------------------------------------------------- *
866	* - WINDOW RESIZING - *	1122	* - WINDOW RESIZING - *
867	* -------------------------------------------------------------------- */	1123	* -------------------------------------------------------------------- */
868	void	1124	void
869	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1125	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870	{	1126	{
871	int fix_screen;	1127	int fix_screen;
872
873	#ifdef SMART_RESIZE
874	int old_width = szHint.width, old_height = szHint.height;	1128	int old_width = szHint.width, old_height = szHint.height;
875	#endif	1129	dDisp;
876		1130
877	window_calc (width, height);	1131	window_calc (newwidth, newheight);
878	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1132	XSetWMNormalHints (disp, parent[0], &szHint);
		1133
879	if (!ignoreparent)	1134	if (!ignoreparent)
880	{	1135	{
881	#ifdef SMART_RESIZE	1136	#ifdef SMART_RESIZE
882	/*	1137	/*
883	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1138	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
886	int x, y, x1, y1;	1141	int x, y, x1, y1;
887	int dx, dy;	1142	int dx, dy;
888	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1143	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889	Window unused_cr;	1144	Window unused_cr;
890		1145
891	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1146	XTranslateCoordinates (disp, parent[0], display->root,
892	0, 0, &x, &y, &unused_cr);	1147	0, 0, &x, &y, &unused_cr);
893	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1148	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
894	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1149	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
895	/*	1150	/*
896	* if Xroot isn't the parent window, a WM will probably have offset	1151	* if display->root isn't the parent window, a WM will probably have offset
897	* our position for handles and decorations. Counter it	1152	* our position for handles and decorations. Counter it
898	*/	1153	*/
899	if (x1 != x || y1 != y) {	1154	if (x1 != x || y1 != y)
		1155	{
900	x -= x1;	1156	x -= x1;
901	y -= y1;	1157	y -= y1;
902	}	1158	}
903		1159
904	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1160	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
905	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1161	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
906	dx = old_width - szHint.width;	1162	dx = old_width - szHint.width;
907	dy = old_height - szHint.height;	1163	dy = old_height - szHint.height;
908		1164
909	/* Check position of the center of the window */	1165	/* Check position of the center of the window */
910	if (x < x1) /* left half */	1166	if (x < x1) /* left half */
911	dx = 0;	1167	dx = 0;
912	else if (x == x1) /* exact center */	1168	else if (x == x1) /* exact center */
913	dx /= 2;	1169	dx /= 2;
914	if (y < y1) /* top half */	1170	if (y < y1) /* top half */
915	dy = 0;	1171	dy = 0;
916	else if (y == y1) /* exact center */	1172	else if (y == y1) /* exact center */
917	dy /= 2;	1173	dy /= 2;
918		1174
919	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1175	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
920	szHint.width, szHint.height);	1176	szHint.width, szHint.height);
921	#else	1177	#else
922	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1178	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
923	szHint.height);
924	#endif	1179	#endif
925	}	1180	}
926		1181
927	fix_screen = (TermWin.ncol != prev_ncol	1182	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
928	|| TermWin.nrow != prev_nrow);
929		1183
930	if (fix_screen || width != old_width || height != old_height)	1184	if (fix_screen || newwidth != old_width || newheight != old_height)
931	{	1185	{
932	if (scrollbar_visible (this))	1186	if (scrollbar_visible ())
933	{	1187	{
934	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1188	XMoveResizeWindow (disp, scrollBar.win,
		1189	window_sb_x, 0,
935	0, scrollbar_TotalWidth (), szHint.height);	1190	scrollbar_TotalWidth (), szHint.height);
936	resize_scrollbar ();	1191	resize_scrollbar ();
937	}	1192	}
938		1193
939	if (menubar_visible (this))	1194	if (menubar_visible ())
940	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1195	XMoveResizeWindow (disp, menuBar.win,
		1196	window_vt_x, 0,
941	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1197	TermWin_TotalWidth (), menuBar_TotalHeight ());
942		1198
943	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1199	XMoveResizeWindow (disp, vt,
944	window_vt_y, TermWin_TotalWidth (),	1200	window_vt_x, window_vt_y,
945	TermWin_TotalHeight ());	1201	TermWin_TotalWidth (), TermWin_TotalHeight ());
946	#ifdef RXVT_GRAPHICS	1202
947	if (old_height)
948	rxvt_Gr_Resize (this, old_width - szHint.base_width,
949	old_height - szHint.base_height);
950	#endif
951	scr_clear ();	1203	scr_clear ();
952	#ifdef XPM_BACKGROUND	1204	#ifdef XPM_BACKGROUND
953	rxvt_resize_pixmap (this);	1205	resize_pixmap ();
954	#endif	1206	#endif
955	}	1207	}
956		1208
957	if (fix_screen || old_height == 0)	1209	if (fix_screen || old_height == 0)
958	{	1210	{
959	int curr_screen = -1;	1211	int curr_screen = -1;
960	uint16_t old_ncol = prev_ncol;	1212	int old_ncol = prev_ncol;
961		1213
962	/* scr_reset only works on the primary screen */	1214	/* scr_reset only works on the primary screen */
963	if (old_height) /* this is not the first time through */	1215	if (old_height) /* this is not the first time through */
		1216	{
		1217	unsigned int ocol = ncol;
		1218	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
964	curr_screen = rxvt_scr_change_screen (this, PRIMARY);	1219	curr_screen = scr_change_screen (PRIMARY);
		1220	ncol = ocol;
		1221	}
965		1222
966	scr_reset();	1223	scr_reset ();
967		1224
968	if (curr_screen >= 0) /* this is not the first time through */	1225	if (curr_screen >= 0) /* this is not the first time through */
969	{	1226	{
970	rxvt_scr_change_screen (this, curr_screen);	1227	scr_change_screen (curr_screen);
971	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);	1228	selection_check (old_ncol != ncol ? 4 : 0);
972	}	1229	}
973	}	1230	}
974		1231
975	old_width = szHint.width;	1232	old_width = szHint.width;
976	old_height = szHint.height;	1233	old_height = szHint.height;
977		1234
		1235	#ifdef XPM_BACKGROUND
		1236	if (pixmap)
		1237	scr_touch (false);
		1238	#endif
		1239
978	#ifdef USE_XIM	1240	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition (this);	1241	IMSetStatusPosition ();
980	#endif	1242	#endif
981	}	1243	}
982		1244
983	/*	1245	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1246	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1247	* good for toggling 80/132 columns
986	*/	1248	*/
987	/* EXTPROTO */
988	void	1249	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1250	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
990	{	1251	{
991	XWindowAttributes wattr;	1252	XWindowAttributes wattr;
992		1253
993	if (width == 0 || height == 0) {	1254	if (newwidth == 0 || newheight == 0)
		1255	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1256	XGetWindowAttributes (display->display, display->root, &wattr);
		1257
995	if (width == 0)	1258	if (newwidth == 0)
996	width = wattr.width - R->szHint.base_width;	1259	newwidth = wattr.width - szHint.base_width;
997	if (height == 0)	1260	if (newheight == 0)
998	height = wattr.height - R->szHint.base_height;	1261	newheight = wattr.height - szHint.base_height;
		1262	}
		1263
		1264	if (newwidth != width || newheight != height)
999	}	1265	{
1000	if (width != R->TermWin.width || height != R->TermWin.height) {
1001	width += R->szHint.base_width;	1266	newwidth += szHint.base_width;
1002	height += R->szHint.base_height;	1267	newheight += szHint.base_height;
1003	R->resize_all_windows (width, height, 0);	1268	resize_all_windows (newwidth, newheight, 0);
1004	}	1269	}
1005	}	1270	}
1006		1271
1007	/* -------------------------------------------------------------------- *	1272	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1273	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1274	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1275	#ifdef USE_XIM
1011	void
1012	rxvt_term::set_size (XRectangle *size)
1013	{
1014	size->x = TermWin.int_bwidth;
1015	size->y = TermWin.int_bwidth;
1016	size->width = Width2Pixel(TermWin.ncol);
1017	size->height = Height2Pixel(TermWin.nrow);
1018	}
1019		1276
1020	void	1277	void
1021	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1278	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1022	{	1279	{
1023	*fg = PixColors[Color_fg];	1280	fg = pix_colors[Color_fg];
1024	*bg = PixColors[Color_bg];	1281	bg = pix_colors[Color_bg];
		1282	}
		1283
		1284	void
		1285	rxvt_term::im_set_size (XRectangle &size)
		1286	{
		1287	// the int_bwidth terms make no sense to me
		1288	size.x = int_bwidth;
		1289	size.y = int_bwidth;
		1290	size.width = Width2Pixel (ncol) + int_bwidth;
		1291	size.height = Height2Pixel (nrow) + int_bwidth;
		1292	}
		1293
		1294	void
		1295	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1296	XRectangle &status_rect,
		1297	const XRectangle &needed_rect)
		1298	{
		1299	preedit_rect.x = needed_rect.width;
		1300	preedit_rect.y = 0;
		1301	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1302	preedit_rect.height = fheight;
		1303
		1304	status_rect.x = 0;
		1305	status_rect.y = 0;
		1306	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1307	status_rect.height = fheight;
1025	}	1308	}
1026		1309
1027	/* Checking whether input method is running. */	1310	/* Checking whether input method is running. */
1028	/* INTPROTO */
1029	Bool	1311	bool
1030	rxvt_IMisRunning(pR)	1312	rxvt_term::IMisRunning ()
1031	{	1313	{
1032	char *p;	1314	char *p;
1033	Atom atom;	1315	Atom atom;
1034	Window win;	1316	Window win;
1035	char server[IMBUFSIZ];	1317	char server[IMBUFSIZ];
1036		1318
1037	/* get current locale modifier */	1319	/* get current locale modifier */
1038	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1320	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1321	{
1039	STRCPY(server, "@server=");	1322	strcpy (server, "@server=");
1040	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1323	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1324
1041	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1325	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1042	*p = '\0';	1326	*p = '\0';
1043		1327
1044	atom = XInternAtom(R->Xdisplay, server, False);	1328	atom = XInternAtom (display->display, server, False);
1045	win = XGetSelectionOwner(R->Xdisplay, atom);	1329	win = XGetSelectionOwner (display->display, atom);
		1330
1046	if (win != None)	1331	if (win != None)
1047	return True;	1332	return True;
1048	}	1333	}
		1334
1049	return False;	1335	return False;
1050	}	1336	}
1051		1337
1052	/* EXTPROTO */
1053	void	1338	void
1054	rxvt_IMSendSpot(pR)	1339	rxvt_term::IMSendSpot ()
1055	{	1340	{
1056	XPoint spot;	1341	XPoint nspot;
1057	XVaNestedList preedit_attr;	1342	XVaNestedList preedit_attr;
1058		1343
1059	if (R->Input_Context == NULL	1344	if (!Input_Context
		1345	|| !focus
1060	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1346	|| !(input_style & XIMPreeditPosition))
1061	|| !(R->event_type == KeyPress
1062	|| R->event_type == Expose
1063	|| R->event_type == NoExpose
1064	|| R->event_type == SelectionNotify
1065	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1066	|| !rxvt_IMisRunning(aR))
1067	return;	1347	return;
1068		1348
1069	R->set_position (&spot);	1349	im_set_position (nspot);
1070		1350
		1351	if (nspot.x == spot.x && nspot.y == spot.y)
		1352	return;
		1353
		1354	spot = nspot;
		1355
1071	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1356	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1072	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1357	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1073	XFree(preedit_attr);	1358	XFree (preedit_attr);
1074	}	1359	}
1075		1360
1076	void	1361	void
1077	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1362	rxvt_term::im_destroy ()
1078	XRectangle * needed_rect)
1079	{	1363	{
1080	int mbh, vtx = 0;	1364	if (input_method)
		1365	{
		1366	if (Input_Context && input_method->xim)
		1367	XDestroyIC (Input_Context);
1081		1368
1082	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1369	display->put_xim (input_method);
1083	vtx = scrollbar_TotalWidth();	1370	input_method = 0;
		1371	}
1084		1372
1085	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1086	mbh -= TermWin.lineSpace;
1087
1088	preedit_rect->x = needed_rect->width + vtx;
1089	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1090
1091	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1092	preedit_rect->height = Height2Pixel(1);
1093
1094	status_rect->x = vtx;
1095	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1096
1097	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1098	status_rect->height = Height2Pixel(1);
1099	}
1100
1101	/* ARGSUSED */
1102	/* INTPROTO */
1103	void
1104	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1105	__attribute__ ((unused)), XPointer call_data
1106	__attribute__ ((unused)))
1107	{
1108	dR;
1109
1110	R->Input_Context = NULL;	1373	Input_Context = 0;
1111	/* To avoid Segmentation Fault in C locale: Solaris only? */
1112	if (STRCMP(R->locale, "C"))
1113	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1114	rxvt_IMInstantiateCallback, NULL);
1115	}	1374	}
1116		1375
1117	/*	1376	/*
1118	* Try to open a XIM with the current modifiers, then see if we can	1377	* Try to open a XIM with the current modifiers, then see if we can
1119	* open a suitable preedit type	1378	* open a suitable preedit type
1120	*/	1379	*/
1121	static Bool	1380	bool
1122	rxvt_IM_get_IC (pR)	1381	rxvt_term::IM_get_IC (const char *modifiers)
1123	{	1382	{
1124	int i, j, found;	1383	int i, j, found;
1125	XIM xim;	1384	XIM xim;
1126	XPoint spot;	1385	XPoint spot;
1127	XRectangle rect, status_rect, needed_rect;	1386	XRectangle rect, status_rect, needed_rect;
1128	unsigned long fg, bg;	1387	unsigned long fg, bg;
1129	const char *p;	1388	const char *p;
1130	char **s;	1389	char **s;
1131	XIMStyles *xim_styles;	1390	XIMStyles *xim_styles;
1132	XVaNestedList preedit_attr, status_attr;
1133	XIMCallback ximcallback;
1134		1391
		1392	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1393	return false;
		1394
1135	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1395	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1136	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1396	input_method = display->get_xim (locale, modifiers);
1137	if (xim == NULL)	1397	if (input_method == NULL)
1138	return False;	1398	return false;
1139		1399
		1400	xim = input_method->xim;
		1401	spot.x = spot.y = -1;
		1402
1140	xim_styles = NULL;	1403	xim_styles = NULL;
1141	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1404	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1142	|| !xim_styles || !xim_styles->count_styles) {	1405	|| !xim_styles || !xim_styles->count_styles)
1143	XCloseIM(xim);	1406	{
		1407	im_destroy ();
1144	return False;	1408	return false;
		1409	}
		1410
		1411	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1412
		1413	for (int pi = 0; pi < 2; pi++)
1145	}	1414	{
		1415	p = pet[pi];
1146		1416
1147	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1417	if (!p)
1148	: "OverTheSpot,OffTheSpot,Root";	1418	continue;
		1419
1149	s = rxvt_splitcommastring(p);	1420	s = rxvt_splitcommastring (p);
		1421
1150	for (i = found = 0; !found && s[i]; i++) {	1422	for (i = found = 0; !found && s[i]; i++)
		1423	{
1151	if (!STRCMP(s[i], "OverTheSpot"))	1424	if (!strcmp (s[i], "OverTheSpot"))
1152	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1425	input_style = (XIMPreeditPosition | XIMStatusNothing);
1153	else if (!STRCMP(s[i], "OffTheSpot"))	1426	else if (!strcmp (s[i], "OffTheSpot"))
1154	R->input_style = (XIMPreeditArea | XIMStatusArea);	1427	input_style = (XIMPreeditArea | XIMStatusArea);
1155	else if (!STRCMP(s[i], "Root"))	1428	else if (!strcmp (s[i], "Root"))
1156	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1429	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1430	else if (!strcmp (s[i], "None"))
		1431	input_style = (XIMPreeditNone | XIMStatusNone);
1157		1432
1158	for (j = 0; j < xim_styles->count_styles; j++)	1433	for (j = 0; j < xim_styles->count_styles; j++)
1159	if (R->input_style == xim_styles->supported_styles[j]) {	1434	if (input_style == xim_styles->supported_styles[j])
		1435	{
		1436	rxvt_freecommastring (s);
		1437
1160	found = 1;	1438	found = 1;
1161	break;	1439	goto foundpet;
1162	}	1440	}
		1441
		1442	}
		1443
		1444	rxvt_freecommastring (s);
1163	}	1445	}
1164	for (i = 0; s[i]; i++)	1446
1165	free(s[i]);	1447	foundpet:
1166	free(s);	1448
1167	XFree(xim_styles);	1449	XFree (xim_styles);
1168		1450
1169	if (!found) {	1451	if (!found)
1170	XCloseIM(xim);	1452	{
		1453	im_destroy ();
1171	return False;	1454	return false;
		1455	}
		1456
		1457	XFontSet fs = 0;
		1458	XVaNestedList preedit_attr = 0, status_attr = 0;
		1459
		1460	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1172	}	1461	{
		1462	// fake us a font-set, please
		1463	char **missing_charset_list;
		1464	int missing_charset_count;
		1465	char *def_string;
		1466	char pat[512];
1173		1467
1174	ximcallback.callback = rxvt_IMDestroyCallback;	1468	sprintf (pat,
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1474	"*",
		1475	fheight,
		1476	fheight + 1, fheight - 1,
		1477	fheight - 2, fheight + 2);
1175		1478
1176	/* XXX: not sure why we need this (as well as IC one below) */	1479	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1177	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1480	&missing_charset_list, &missing_charset_count, &def_string);
1178		1481
1179	preedit_attr = status_attr = NULL;	1482	if (missing_charset_list)
		1483	XFreeStringList (missing_charset_list);
1180		1484
		1485	if (!fs)
		1486	{
		1487	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1488	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1489	}
		1490	}
		1491
1181	if (R->input_style & XIMPreeditPosition) {	1492	if (input_style & XIMPreeditPosition)
		1493	{
1182	R->set_size (&rect);	1494	im_set_size (rect);
1183	R->set_position (&spot);	1495	im_set_position (spot);
1184	R->set_color (&fg, &bg);	1496	im_set_color (fg, bg);
1185		1497
1186	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1498	preedit_attr = XVaCreateNestedList (0,
		1499	XNForeground, fg,
		1500	XNBackground, bg,
		1501	XNArea, &rect,
1187	XNSpotLocation, &spot,	1502	XNSpotLocation, &spot,
1188	XNForeground, fg, XNBackground, bg,
1189	//XNFontSet, R->TermWin.fontset,	1503	XNFontSet, fs,
1190	NULL);
1191	} else if (R->input_style & XIMPreeditArea) {
1192	R->set_color (&fg, &bg);
1193
1194	/*
1195	* The necessary width of preedit area is unknown
1196	* until create input context.
1197	*/
1198	needed_rect.width = 0;
1199
1200	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1201
1202	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1203	XNForeground, fg, XNBackground, bg,
1204	//XNFontSet, R->TermWin.fontset,
1205	NULL);
1206	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1207	XNForeground, fg, XNBackground, bg,
1208	//XNFontSet, R->TermWin.fontset,
1209	NULL);	1504	NULL);
1210	}	1505	}
1211	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1506	else if (input_style & XIMPreeditArea)
		1507	{
		1508	im_set_color (fg, bg);
		1509
		1510	/*
		1511	* The necessary width of preedit area is unknown
		1512	* until create input context.
		1513	*/
		1514	needed_rect.width = 0;
		1515	im_set_preedit_area (rect, status_rect, needed_rect);
		1516
		1517	preedit_attr = XVaCreateNestedList (0,
		1518	XNForeground, fg,
		1519	XNBackground, bg,
		1520	XNArea, &rect,
		1521	XNFontSet, fs,
		1522	NULL);
		1523	status_attr = XVaCreateNestedList (0,
		1524	XNForeground, fg,
		1525	XNBackground, bg,
		1526	XNArea, &status_rect,
		1527	XNFontSet, fs,
		1528	NULL);
		1529	}
		1530
		1531	Input_Context = XCreateIC (xim,
		1532	XNInputStyle, input_style,
1212	XNClientWindow, R->TermWin.parent[0],	1533	XNClientWindow, vt,
1213	XNFocusWindow, R->TermWin.parent[0],	1534	XNFocusWindow, parent[0],
1214	XNDestroyCallback, &ximcallback,
1215	preedit_attr ? XNPreeditAttributes : NULL,	1535	preedit_attr ? XNPreeditAttributes : NULL,
1216	preedit_attr,	1536	preedit_attr,
1217	status_attr ? XNStatusAttributes : NULL,	1537	status_attr ? XNStatusAttributes : NULL,
1218	status_attr, NULL);	1538	status_attr, NULL);
1219	if (preedit_attr)	1539
1220	XFree(preedit_attr);	1540	if (preedit_attr) XFree (preedit_attr);
1221	if (status_attr)	1541	if (status_attr) XFree (status_attr);
1222	XFree(status_attr);	1542	if (fs) XFreeFontSet (display->display, fs);
		1543
1223	if (R->Input_Context == NULL) {	1544	if (Input_Context == NULL)
1224	rxvt_print_error("failed to create input context");	1545	{
1225	XCloseIM(xim);	1546	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1547	im_destroy ();
1226	return False;	1548	return false;
1227	}	1549	}
		1550
1228	if (R->input_style & XIMPreeditArea)	1551	if (input_style & XIMPreeditArea)
1229	rxvt_IMSetStatusPosition(aR);	1552	IMSetStatusPosition ();
		1553
1230	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1554	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1231	return True;	1555	return true;
1232	}	1556	}
1233		1557
1234	/*
1235	* X manual pages and include files don't match on some systems:
1236	* some think this is an XIDProc and others an XIMProc so we can't
1237	* use the first argument - need to update this to be nice for
1238	* both types via some sort of configure detection
1239	*/
1240	/* ARGSUSED */
1241	/* EXTPROTO */
1242	void	1558	void
1243	rxvt_IMInstantiateCallback(Display * unused	1559	rxvt_term::im_cb ()
1244	__attribute__ ((unused)), XPointer client_data
1245	__attribute__ ((unused)), XPointer call_data
1246	__attribute__ ((unused)))
1247	{	1560	{
1248	dR;	1561	int i;
1249	int i, found, had_im;
1250	const char *p;	1562	const char *p;
1251	char **s;	1563	char **s;
1252	char buf[IMBUFSIZ];	1564	char buf[IMBUFSIZ];
1253		1565
		1566	SET_R (this);
		1567
		1568	im_destroy ();
		1569
1254	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1570	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1255	if (R->Input_Context)	1571	if (Input_Context)
1256	return;	1572	return;
1257		1573
1258	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1259	if (R->rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1260	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1576	SET_LOCALE (rs[Rs_imLocale]);
1261	#endif	1577	#endif
1262		1578
1263	p = R->rs[Rs_inputMethod];	1579	p = rs[Rs_inputMethod];
1264	if (p && *p)	1580	if (p && *p)
1265	{	1581	{
1266	bool found = false;	1582	bool found = false;
1267		1583
1268	s = rxvt_splitcommastring (p);	1584	s = rxvt_splitcommastring (p);
		1585
1269	for (i = 0; s[i]; i++)	1586	for (i = 0; s[i]; i++)
1270	{	1587	{
1271	if (*s[i])	1588	if (*s[i])
1272	{	1589	{
1273	STRCPY (buf, "@im=");	1590	strcpy (buf, "@im=");
1274	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1591	strncat (buf, s[i], IMBUFSIZ - 5);
1275	if ((p = XSetLocaleModifiers (buf)) && *p	1592	if (IM_get_IC (buf))
1276	&& rxvt_IM_get_IC (aR))
1277	{	1593	{
1278	found = true;	1594	found = true;
1279	break;	1595	break;
1280	}	1596	}
1281	}	1597	}
1282	}	1598	}
1283	for (i = 0; s[i]; i++)	1599
1284	free(s[i]);	1600	rxvt_freecommastring (s);
1285	free(s);
1286		1601
1287	if (found)	1602	if (found)
1288	goto done;	1603	goto done;
1289	}	1604	}
1290		1605
1291	/* try with XMODIFIERS env. var. */	1606	/* try with XMODIFIERS env. var. */
1292	if ((p = XSetLocaleModifiers ("")) && *p	1607	if (IM_get_IC (""))
1293	&& rxvt_IM_get_IC (aR))
1294	goto done;	1608	goto done;
1295		1609
1296	/* try with no modifiers base IF the user didn't specify an IM */	1610	/* try with no modifiers base IF the user didn't specify an IM */
1297	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1611	if (IM_get_IC ("@im=none"))
1298	&& rxvt_IM_get_IC (aR) == True)
1299	goto done;	1612	goto done;
1300		1613
1301	done:	1614	done:
1302	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1615	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1303	if (R->rs[Rs_imLocale])	1616	if (rs[Rs_imLocale])
1304	setlocale (LC_CTYPE, R->locale);	1617	SET_LOCALE (locale);
1305	#endif	1618	#endif
1306	}	1619	}
1307		1620
1308	/* EXTPROTO */
1309	void	1621	void
1310	rxvt_IMSetStatusPosition(pR)	1622	rxvt_term::IMSetStatusPosition ()
1311	{	1623	{
1312	XRectangle preedit_rect, status_rect, *needed_rect;	1624	XRectangle preedit_rect, status_rect, *needed_rect;
1313	XVaNestedList preedit_attr, status_attr;	1625	XVaNestedList preedit_attr, status_attr;
1314		1626
1315	if (R->Input_Context == NULL	1627	if (!Input_Context
		1628	|| !focus
1316	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1629	|| !(input_style & XIMPreeditArea)
1317	|| !rxvt_IMisRunning(aR))	1630	|| !IMisRunning ())
1318	return;	1631	return;
1319		1632
1320	/* Getting the necessary width of preedit area */	1633	/* Getting the necessary width of preedit area */
1321	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1634	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1322	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1635	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1323	XFree(status_attr);	1636	XFree (status_attr);
1324		1637
1325	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1638	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1639	XFree (needed_rect);
1326		1640
1327	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1641	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1328	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1642	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1329		1643
1330	XSetICValues(R->Input_Context,	1644	XSetICValues (Input_Context,
1331	XNPreeditAttributes, preedit_attr,	1645	XNPreeditAttributes, preedit_attr,
1332	XNStatusAttributes, status_attr, NULL);	1646	XNStatusAttributes, status_attr, NULL);
1333		1647
1334	XFree(preedit_attr);	1648	XFree (preedit_attr);
1335	XFree(status_attr);	1649	XFree (status_attr);
1336	}	1650	}
1337	#endif /* USE_XIM */	1651	#endif /* USE_XIM */
1338		1652
1339	/*----------------------------------------------------------------------*/	1653	/*----------------------------------------------------------------------*/
1340	rxvt_t rxvt_current_term;	1654	rxvt_t rxvt_current_term;

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