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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.176 by root, Thu Jan 12 01:30:53 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.5 2003/11/25 15:44:38 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		52	static uid_t saved_euid;
		53	static gid_t saved_egid;
		54	#endif
		55
		56	bool
		57	rxvt_tainted ()
		58	{
		59	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		60	return getuid () != saved_euid || getgid () != saved_egid;
		61	#else
		62	return false;
		63	#endif
		64	}
		65
		66	vector<rxvt_term *> rxvt_term::termlist;
		67
		68	static char curlocale[128], savelocale[128];
		69
		70	bool
		71	rxvt_set_locale (const char *locale)
		72	{
		73	if (!locale || !strncmp (locale, curlocale, 128))
		74	return false;
		75
		76	strncpy (curlocale, locale, 128);
		77	setlocale (LC_CTYPE, curlocale);
		78	return true;
		79	}
		80
47	void *	81	void
48	rxvt_term::operator new (size_t s)	82	rxvt_push_locale (const char *locale)
49	{	83	{
50	void *p = malloc (s);	84	strcpy (savelocale, curlocale);
		85	rxvt_set_locale (locale);
		86	}
51		87
52	MEMSET (p, 0, s);	88	void
		89	rxvt_pop_locale ()
		90	{
		91	rxvt_set_locale (savelocale);
		92	}
		93
		94	#if ENABLE_COMBINING
		95	class rxvt_composite_vec rxvt_composite;
		96
		97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		98	{
		99	compose_char *cc;
		100
		101	// break compose chains, as stupid readline really likes to duplicate
		102	// composing characters for some reason near the end of a line.
		103	cc = (*this)[c1];
		104	while (cc)
		105	{
		106	if (cc->c2 == c2) return c1;
		107	cc = (*this)[cc->c1];
		108	}
		109
		110	// check to see wether this combination already exists otherwise
		111	for (cc = v.end (); cc-- > v.begin (); )
		112	{
		113	if (cc->c1 == c1 && cc->c2 == c2)
		114	return COMPOSE_LO + (cc - v.begin ());
		115	}
		116
		117	// allocate a new combination
		118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		119	{
		120	static int seen;
		121
		122	if (!seen++)
		123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		124
		125	return REPLACEMENT_CHAR;
		126	}
		127
		128	v.push_back (compose_char (c1, c2));
		129
		130	return v.size () - 1 + COMPOSE_LO;
		131	}
		132
		133	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		134	{
		135	compose_char *cc = (*this)[c];
		136
		137	if (!cc)
		138	{
		139	if (r) *r = c;
		140	return 1;
		141	}
		142
		143	int len = expand (cc->c1, r);
		144
		145	if (r) r += len;
		146
		147	if (cc->c2 != NOCHAR)
		148	{
		149	len++;
		150	if (r) *r++ = cc->c2;
		151	}
		152
53	return p;	153	return len;
54	}
55		154
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	155	}
		156	#endif
61		157
62	rxvt_term::rxvt_term ()	158	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	159	:
		160	#if TRANSPARENT
		161	rootwin_ev (this, &rxvt_term::rootwin_cb),
		162	#endif
		163	#ifdef HAVE_SCROLLBARS
		164	scrollbar_ev (this, &rxvt_term::x_cb),
		165	#endif
		166	#ifdef MENUBAR
		167	menubar_ev (this, &rxvt_term::x_cb),
		168	#endif
64	#ifdef CURSOR_BLINK	169	#ifdef CURSOR_BLINK
		170	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		171	#endif
		172	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	173	text_blink_ev (this, &rxvt_term::text_blink_cb),
66	#endif	174	#endif
		175	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		176	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		177	#endif
		178	#ifdef SELECTION_SCROLLING
		179	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		180	#endif
		181	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		182	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		183	#endif
		184	#ifdef POINTER_BLANK
		185	pointer_ev (this, &rxvt_term::pointer_cb),
		186	#endif
		187	#ifdef USE_XIM
		188	im_ev (this, &rxvt_term::im_cb),
		189	#endif
		190	termwin_ev (this, &rxvt_term::x_cb),
67	x_ev (this, &rxvt_term::x_cb)	191	vt_ev (this, &rxvt_term::x_cb),
		192	check_ev (this, &rxvt_term::check_cb),
		193	flush_ev (this, &rxvt_term::flush_cb),
		194	destroy_ev (this, &rxvt_term::destroy_cb),
		195	pty_ev (this, &rxvt_term::pty_cb),
		196	incr_ev (this, &rxvt_term::incr_cb)
68	{	197	{
69	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204
		205	if (!keyboard)
		206	rxvt_fatal ("out of memory, aborting.\n");
		207	#endif
		208	}
		209
		210	// clean up the most important stuff, do *not* call x or free mem etc.
		211	// for use before an emergency exit
		212	void rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	#ifdef UTMP_SUPPORT
		218	privileged_utmp (RESTORE);
		219	#endif
		220
		221	pty.put ();
70	}	222	}
71		223
72	rxvt_term::~rxvt_term ()	224	rxvt_term::~rxvt_term ()
73	{	225	{
74	delete PixColors;	226	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		227
		228	termlist.erase (find (termlist.begin (), termlist.end(), this));
		229
		230	emergency_cleanup ();
		231
		232	#if ENABLE_STYLES
		233	for (int i = RS_styleCount; --i; )
		234	if (fontset[i] != fontset[0])
		235	delete fontset[i];
		236	#endif
		237	delete fontset[0];
		238
		239	if (display)
		240	{
		241	dDisp;
		242
		243	selection_clear ();
		244
		245	#ifdef USE_XIM
		246	im_destroy ();
		247	#endif
		248	#ifdef MENUBAR
		249	if (menubarGC) XFreeGC (disp, menubarGC);
		250	#endif
		251	#ifdef XTERM_SCROLLBAR
		252	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		253	if (ShadowGC) XFreeGC (disp, ShadowGC);
		254	#endif
		255	#ifdef PLAIN_SCROLLBAR
		256	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		257	#endif
		258	#ifdef NEXT_SCROLLBAR
		259	if (blackGC) XFreeGC (disp, blackGC);
		260	if (whiteGC) XFreeGC (disp, whiteGC);
		261	if (grayGC) XFreeGC (disp, grayGC);
		262	if (darkGC) XFreeGC (disp, darkGC);
		263	if (stippleGC) XFreeGC (disp, stippleGC);
		264	if (dimple) XFreePixmap (disp, dimple);
		265	if (upArrow) XFreePixmap (disp, upArrow);
		266	if (downArrow) XFreePixmap (disp, downArrow);
		267	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		268	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		269	#endif
		270	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		271	if (topShadowGC) XFreeGC (disp, topShadowGC);
		272	if (botShadowGC) XFreeGC (disp, botShadowGC);
		273	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		274	#endif
		275	if (gc) XFreeGC (disp, gc);
		276
		277	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		278	delete menuBar.drawable;
		279	//if (menuBar.win)
		280	// XDestroyWindow (disp, menuBar.win);
		281	#endif
		282	delete drawable;
		283	// destroy all windows
		284	if (parent[0])
		285	XDestroyWindow (disp, parent[0]);
		286	}
		287
		288	// TODO: free pixcolours, colours should become part of rxvt_display
		289	delete pix_colors_focused;
		290	#if OFF_FOCUS_FADING
		291	delete pix_colors_unfocused;
		292	#endif
		293
		294	displays.put (display);
		295
		296	scr_release ();
		297
		298	/* clear all resources */
		299	for (int i = 0; i < allocated.size (); i++)
		300	free (allocated [i]);
		301
		302	free (selection.text);
		303	// TODO: manage env vars in child only(!)
		304	free (env_windowid);
		305	free (env_display);
		306	free (env_term);
		307	free (env_colorfgbg);
		308	free (locale);
		309	free (v_buffer);
		310	free (incr_buf);
		311
		312	delete envv;
		313	delete argv;
		314
		315	#ifdef KEYSYM_RESOURCE
		316	delete keyboard;
		317	#endif
		318	}
		319
		320	void
		321	rxvt_term::child_exit ()
		322	{
		323	cmd_pid = 0;
		324
		325	if (!OPTION (Opt_hold))
		326	destroy ();
		327	}
		328
		329	void
		330	rxvt_term::destroy ()
		331	{
		332	if (destroy_ev.active)
		333	return;
		334
		335	#if ENABLE_OVERLAY
		336	scr_overlay_off ();
		337	#endif
		338
		339	if (display)
		340	{
		341	#if USE_XIM
		342	im_ev.stop (display);
		343	#endif
		344	#if HAVE_SCROLLBARS
		345	scrollbar_ev.stop (display);
		346	#endif
		347	#if MENUBAR
		348	menubar_ev.stop (display);
		349	#endif
		350	#if TRANSPARENT
		351	rootwin_ev.stop (display);
		352	#endif
		353	incr_ev.stop ();
		354	termwin_ev.stop (display);
		355	vt_ev.stop (display);
		356	}
		357
		358	check_ev.stop ();
		359	pty_ev.stop ();
		360	#ifdef CURSOR_BLINK
		361	cursor_blink_ev.stop ();
		362	#endif
		363	#ifdef TEXT_BLINK
		364	text_blink_ev.stop ();
		365	#endif
		366	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		367	cont_scroll_ev.stop ();
		368	#endif
		369	#ifdef SELECTION_SCROLLING
		370	sel_scroll_ev.stop ();
		371	#endif
		372	#ifdef POINTER_BLANK
		373	pointer_ev.stop ();
		374	#endif
		375
		376	destroy_ev.start (0);
		377	}
		378
		379	void
		380	rxvt_term::destroy_cb (time_watcher &w)
		381	{
		382	SET_R (this);
		383
		384	delete this;
75	}	385	}
76		386
77	/*----------------------------------------------------------------------*/	387	/*----------------------------------------------------------------------*/
78	/* rxvt_init() */	388	/*
79	/* LIBPROTO */	389	* Exit gracefully, clearing the utmp entry and restoring tty attributes
80	rxvt_t	390	* TODO: if debugging, this should free up any known resources if we can
81	rxvt_init(int argc, const char *const *argv)	391	*/
82	{	392	static XErrorHandler old_xerror_handler;
83	SET_R(new rxvt_term);
84	dR;
85		393
86	if (!R->init_vars () || !R->init (argc, argv))	394	static void
		395	rxvt_emergency_cleanup ()
		396	{
		397	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		398	(*t)->emergency_cleanup ();
		399	}
		400
		401	#if ENABLE_FRILLS
		402	static void
		403	print_x_error (Display *dpy, XErrorEvent *event)
		404	{
		405	char buffer[BUFSIZ];
		406	char mesg[BUFSIZ];
		407	char number[32];
		408	char *mtype = "XlibMessage";
		409	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		410	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		411	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		412	rxvt_warn ("%s: %s\n", mesg, buffer);
		413	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		415	sprintf(number, "%d", event->request_code);
		416	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		417	rxvt_warn ("(which is %s)\n", buffer);
		418	if (event->request_code >= 128) {
		419	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
87	{	422	}
88	delete R;	423	if ((event->error_code == BadWindow) ||
89	return NULL;	424	(event->error_code == BadPixmap) ||
		425	(event->error_code == BadCursor) ||
		426	(event->error_code == BadFont) ||
		427	(event->error_code == BadDrawable) ||
		428	(event->error_code == BadColor) ||
		429	(event->error_code == BadGC) ||
		430	(event->error_code == BadIDChoice) ||
		431	(event->error_code == BadValue) ||
		432	(event->error_code == BadAtom)) {
		433	if (event->error_code == BadValue)
		434	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		435	mesg, BUFSIZ);
		436	else if (event->error_code == BadAtom)
		437	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		438	mesg, BUFSIZ);
		439	else
		440	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		441	mesg, BUFSIZ);
		442	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		443	}
		444	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		445	mesg, BUFSIZ);
		446	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		447	}
		448	#endif
		449
		450	int
		451	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		452	{
		453	if (GET_R->allowedxerror == -1)
		454	GET_R->allowedxerror = event->error_code;
		455	else
90	}	456	{
		457	// GET_R is most likely not the terminal which caused the error,
		458	// so just output the error and continue
		459	#if ENABLE_FRILLS
		460	print_x_error (display, event);
		461	#else
		462	old_xerror_handler (display, event);
		463	#endif
		464	}
91		465
92	return R;	466	return 0;
93	}	467	}
94		468
		469	int
		470	rxvt_xioerror_handler (Display *display)
		471	{
		472	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		473	DisplayString (display));
		474	rxvt_emergency_cleanup ();
		475	_exit (EXIT_FAILURE);
		476	}
		477
		478	/*----------------------------------------------------------------------*/
95	bool	479	bool
96	rxvt_term::init (int argc, const char *const *argv)	480	rxvt_term::init (int argc, const char *const *argv)
97	{	481	{
98	dR;//TODO (scrollbar, setidle)	482	SET_R (this);
		483	set_environ (envv); // few things in X do not call setlocale :(
		484
		485	set_locale ("");
		486
		487	if (!init_vars ())
		488	return false;
		489
		490	init_secondary ();
		491
		492	const char **cmd_argv = init_resources (argc, argv);
		493
		494	#ifdef KEYSYM_RESOURCE
		495	keyboard->register_done ();
		496	#endif
		497
		498	#if MENUBAR_MAX
		499	menubar_read (rs[Rs_menu]);
		500	#endif
		501	#ifdef HAVE_SCROLLBARS
		502	if (OPTION (Opt_scrollBar))
		503	scrollBar.setIdle (); /* set existence for size calculations */
		504	#endif
		505
		506	#if ENABLE_PERL
		507	if (!rs[Rs_perl_ext_1])
		508	rs[Rs_perl_ext_1] = "default";
		509
		510	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		511	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		512	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		513	{
		514	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		515	// ignore some perl-related arguments if some bozo installed us set[ug]id
		516	if (rxvt_tainted ())
		517	{
		518	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
		519	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		520	{
		521	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
		522	rs[Rs_perl_lib] = 0;
		523	rs[Rs_perl_eval] = 0;
		524	}
		525	}
		526	#endif
		527	rxvt_perl.init ();
		528	setlocale (LC_CTYPE, curlocale); // perl init destroys current locale
		529	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		530	}
		531	#endif
		532
		533	create_windows (argc, argv);
		534
		535	dDisp;
		536
		537	init_xlocale ();
		538
		539	scr_reset (); // initialize screen
		540
		541	#if 0
		542	XSynchronize (disp, True);
		543	#endif
		544
		545	#ifdef HAVE_SCROLLBARS
		546	if (OPTION (Opt_scrollBar))
		547	resize_scrollbar (); /* create and map scrollbar */
		548	#endif
		549	#if (MENUBAR_MAX)
		550	if (menubar_visible ())
		551	XMapWindow (disp, menuBar.win);
		552	#endif
		553	#ifdef TRANSPARENT
		554	if (OPTION (Opt_transparent))
		555	{
		556	XSelectInput (disp, display->root, PropertyChangeMask);
		557	check_our_parents ();
		558	rootwin_ev.start (display, display->root);
		559	}
		560	#endif
		561
		562	XMapWindow (disp, vt);
		563	XMapWindow (disp, parent[0]);
		564
		565	set_colorfgbg ();
		566
		567	init_command (cmd_argv);
		568
		569	free (cmd_argv);
		570
		571	if (pty.pty >= 0)
		572	pty_ev.start (pty.pty, EVENT_READ);
		573
		574	check_ev.start ();
		575
		576	HOOK_INVOKE ((this, HOOK_START, DT_END));
		577
		578	return true;
		579	}
		580
		581	static struct sig_handlers
		582	{
		583	sig_watcher sw_chld, sw_term, sw_int;
		584
		585	void sig_chld (sig_watcher &w)
		586	{
		587	// we are being called for every SIGCHLD, find the corresponding term
		588	int pid;
		589
		590	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		591	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		592	if (pid == (*t)->cmd_pid)
		593	{
		594	(*t)->child_exit ();
		595	break;
		596	}
		597	}
		598
		599	/*
		600	* Catch a fatal signal and tidy up before quitting
		601	*/
		602	void
		603	sig_term (sig_watcher &w)
		604	{
		605	#ifdef DEBUG_CMD
		606	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		607	#endif
		608	rxvt_emergency_cleanup ();
		609	signal (w.signum, SIG_DFL);
		610	kill (getpid (), w.signum);
		611	}
		612
		613	sig_handlers ()
		614	: sw_chld (this, &sig_handlers::sig_chld),
		615	sw_term (this, &sig_handlers::sig_term),
		616	sw_int (this, &sig_handlers::sig_term)
		617	{
		618	}
		619	} sig_handlers;
		620
		621	char **rxvt_environ; // startup environment
		622
		623	void
		624	rxvt_init ()
		625	{
		626	rxvt_environ = environ;
99		627
100	/*	628	/*
101	* Save and then give up any super-user privileges	629	* Save and then give up any super-user privileges
102	* If we need privileges in any area then we must specifically request it.	630	* If we need privileges in any area then we must specifically request it.
103	* We should only need to be root in these cases:	631	* We should only need to be root in these cases:
104	* 1. write utmp entries on some systems	632	* 1. write utmp entries on some systems
105	* 2. chown tty on some systems	633	* 2. chown tty on some systems
106	*/	634	*/
107	rxvt_privileges (this, SAVE);	635	rxvt_privileges (SAVE);
108	rxvt_privileges (this, IGNORE);	636	rxvt_privileges (IGNORE);
109		637
110	rxvt_init_secondary (this);	638	signal (SIGHUP, SIG_IGN);
		639	signal (SIGPIPE, SIG_IGN);
111		640
112	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	641	sig_handlers.sw_chld.start (SIGCHLD);
		642	sig_handlers.sw_term.start (SIGTERM);
		643	sig_handlers.sw_int.start (SIGINT);
113		644
114	#if (MENUBAR_MAX)	645	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
115	rxvt_menubar_read (this, rs[Rs_menu]);	646	/* signal (SIGURG, SIG_DFL); */
116	#endif
117	#ifdef HAVE_SCROLLBARS
118	if (Options & Opt_scrollBar)
119	scrollbar_setIdle (); /* set existence for size calculations */
120	#endif
121		647
122	rxvt_Create_Windows (this, argc, argv);
123
124	rxvt_init_xlocale (this);
125
126	rxvt_scr_reset (this); /* initialize screen */
127	#ifdef RXVT_GRAPHICS
128	rxvt_Gr_reset (this); /* reset graphics */
129	#endif
130
131	#if 0
132	#ifdef DEBUG_X
133	XSynchronize(Xdisplay, True);
134	XSetErrorHandler((XErrorHandler) abort);
135	#else
136	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	648	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
137	#endif	649	// TODO: handle this with exceptions and tolerate the memory loss
138	#endif	650	XSetIOErrorHandler (rxvt_xioerror_handler);
139		651
140	#ifdef HAVE_SCROLLBARS	652	XrmInitialize ();
141	if (Options & Opt_scrollBar)
142	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
143	#endif
144	#if (MENUBAR_MAX)
145	if (menubar_visible(r))
146	XMapWindow (Xdisplay, menuBar.win);
147	#endif
148	#ifdef TRANSPARENT
149	if (Options & Opt_transparent)
150	{
151	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
152	rxvt_check_our_parents (this);
153	}
154	#endif
155	XMapWindow (Xdisplay, TermWin.vt);
156	XMapWindow (Xdisplay, TermWin.parent[0]);
157
158	rxvt_init_env (this);
159	rxvt_init_command (this, cmd_argv);
160
161	x_ev.start (Xfd, EVENT_READ);
162	pty_ev.start (cmd_fd, EVENT_READ);
163
164	return true;
165	}
166
167	/* ------------------------------------------------------------------------- *
168	* SIGNAL HANDLING & EXIT HANDLER *
169	* ------------------------------------------------------------------------- */
170	/*
171	* Catch a SIGCHLD signal and exit if the direct child has died
172	*/
173	/* ARGSUSED */
174	/* EXTPROTO */
175	RETSIGTYPE
176	rxvt_Child_signal(int sig __attribute__ ((unused)))
177	{
178	dR;
179	int pid, save_errno = errno;
180
181	do {
182	errno = 0;
183	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
184
185	if (pid == R->cmd_pid)
186	exit(EXIT_SUCCESS);
187
188	errno = save_errno;
189	signal(SIGCHLD, rxvt_Child_signal);
190	}
191
192	/*
193	* Catch a fatal signal and tidy up before quitting
194	*/
195	/* EXTPROTO */
196	RETSIGTYPE
197	rxvt_Exit_signal(int sig)
198	{
199	signal(sig, SIG_DFL);
200	#ifdef DEBUG_CMD
201	rxvt_print_error("signal %d", sig);
202	#endif
203	rxvt_clean_exit();
204	kill(getpid(), sig);
205	}
206
207	/* ARGSUSED */
208	/* INTPROTO */
209	int
210	rxvt_xerror_handler(const Display * display
211	__attribute__ ((unused)), const XErrorEvent * event)
212	{
213	dR;
214
215	if (R->allowedxerror == -1) {
216	R->allowedxerror = event->error_code;
217	return 0; /* ignored anyway */
218	}
219	rxvt_print_error("XError: Request: %d . %d, Error: %d",
220	event->request_code, event->minor_code,
221	event->error_code);
222	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
223	exit(EXIT_FAILURE);
224	/* NOTREACHED */
225	}
226
227	/*----------------------------------------------------------------------*/
228	/*
229	* Exit gracefully, clearing the utmp entry and restoring tty attributes
230	* TODO: if debugging, this should free up any known resources if we can
231	*/
232	/* EXTPROTO */
233	void
234	rxvt_clean_exit(void)
235	{
236	dR;
237
238	#ifdef DEBUG_SCREEN
239	rxvt_scr_release(aR);
240	#endif
241	#ifndef NO_SETOWNER_TTYDEV
242	rxvt_privileged_ttydev(aR_ RESTORE);
243	#endif
244	#ifdef UTMP_SUPPORT
245	rxvt_privileged_utmp(aR_ RESTORE);
246	#endif
247	#ifdef USE_XIM
248	if (R->Input_Context != NULL) {
249	XDestroyIC(R->Input_Context);
250	R->Input_Context = NULL;
251	}
252	#endif
253	}	653	}
254		654
255	/* ------------------------------------------------------------------------- *	655	/* ------------------------------------------------------------------------- *
256	* MEMORY ALLOCATION WRAPPERS *	656	* MEMORY ALLOCATION WRAPPERS *
257	* ------------------------------------------------------------------------- */	657	* ------------------------------------------------------------------------- */
258	/* EXTPROTO */	658	void *
		659	rxvt_malloc (size_t size)
		660	{
		661	void *p = malloc (size);
		662
		663	if (!p)
		664	rxvt_fatal ("memory allocation failure. aborting.\n");
		665
		666	return p;
		667	}
		668
		669	void *
		670	rxvt_calloc (size_t number, size_t size)
		671	{
		672	void *p = calloc (number, size);
		673
		674	if (!p)
		675	rxvt_fatal ("memory allocation failure. aborting.\n");
		676
		677	return p;
		678	}
		679
259	void *	680	void *
260	rxvt_malloc(size_t size)
261	{
262	void *p;
263
264	p = malloc(size);
265	if (p)
266	return p;
267
268	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
269	rxvt_clean_exit();
270	exit(EXIT_FAILURE);
271	/* NOTREACHED */
272	}
273
274	/* EXTPROTO */
275	void *
276	rxvt_calloc(size_t number, size_t size)
277	{
278	void *p;
279
280	p = calloc(number, size);
281	if (p)
282	return p;
283
284	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
285	rxvt_clean_exit();
286	exit(EXIT_FAILURE);
287	/* NOTREACHED */
288	}
289
290	/* EXTPROTO */
291	void *
292	rxvt_realloc(void *ptr, size_t size)	681	rxvt_realloc (void *ptr, size_t size)
293	{	682	{
294	void *p;
295
296	if (ptr)
297	p = realloc(ptr, size);	683	void *p = realloc (ptr, size);
298	else	684
299	p = malloc(size);
300	if (p)	685	if (!p)
		686	rxvt_fatal ("memory allocation failure. aborting.\n");
		687
301	return p;	688	return p;
302
303	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
304	rxvt_clean_exit();
305	exit(EXIT_FAILURE);
306	/* NOTREACHED */
307	}	689	}
308		690
309	/* ------------------------------------------------------------------------- *	691	/* ------------------------------------------------------------------------- *
310	* PRIVILEGED OPERATIONS *	692	* PRIVILEGED OPERATIONS *
311	* ------------------------------------------------------------------------- */	693	* ------------------------------------------------------------------------- */
312	/* take care of suid/sgid super-user (root) privileges */	694	/* take care of suid/sgid super-user (root) privileges */
313	/* INTPROTO */
314	void	695	void
315	rxvt_privileges(pR_ int mode)	696	rxvt_privileges (rxvt_privaction action)
316	{	697	{
317	#if ! defined(__CYGWIN32__)	698	#if ! defined(__CYGWIN32__)
318	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	699	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319	/* setreuid() is the poor man's setuid(), seteuid() */	700	/* setreuid () is the poor man's setuid (), seteuid () */
320	# define seteuid(a) setreuid(-1, (a))	701	# define seteuid(a) setreuid(-1, (a))
321	# define setegid(a) setregid(-1, (a))	702	# define setegid(a) setregid(-1, (a))
322	# define HAVE_SETEUID	703	# define HAVE_SETEUID
323	# endif	704	# endif
324	# ifdef HAVE_SETEUID	705	# ifdef HAVE_SETEUID
325	switch (mode) {	706	switch (action)
		707	{
326	case IGNORE:	708	case IGNORE:
327	/*	709	/*
328	* change effective uid/gid - not real uid/gid - so we can switch	710	* change effective uid/gid - not real uid/gid - so we can switch
329	* back to root later, as required	711	* back to root later, as required
330	*/	712	*/
331	seteuid(getuid());
332	setegid(getgid());	713	setegid (getgid ());
		714	seteuid (getuid ());
333	break;	715	break;
334	case SAVE:	716	case SAVE:
335	R->euid = geteuid();
336	R->egid = getegid();	717	saved_egid = getegid ();
		718	saved_euid = geteuid ();
337	break;	719	break;
338	case RESTORE:	720	case RESTORE:
339	seteuid(R->euid);
340	setegid(R->egid);	721	setegid (saved_egid);
		722	seteuid (saved_euid);
341	break;	723	break;
342	}	724	}
343	# else	725	# else
344	switch (mode) {	726	switch (action)
		727	{
345	case IGNORE:	728	case IGNORE:
346	setuid(getuid());
347	setgid(getgid());	729	setgid (getgid ());
		730	setuid (getuid ());
348	/* FALLTHROUGH */	731	/* FALLTHROUGH */
349	case SAVE:	732	case SAVE:
350	/* FALLTHROUGH */	733	/* FALLTHROUGH */
351	case RESTORE:	734	case RESTORE:
352	break;	735	break;
353	}	736	}
354	# endif	737	# endif
355	#endif	738	#endif
356	}	739	}
357		740
358	#ifdef UTMP_SUPPORT	741	#ifdef UTMP_SUPPORT
359	/* EXTPROTO */
360	void	742	void
361	rxvt_privileged_utmp(pR_ char action)	743	rxvt_term::privileged_utmp (rxvt_privaction action)
362	{	744	{
363	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	745	if (OPTION (Opt_utmpInhibit)
364	action, R->next_utmp_action, getpid()));	746	|| !pty.name || !*pty.name)
365	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
366	|| (R->Options & Opt_utmpInhibit)
367	|| R->ttydev == NULL || *R->ttydev == '\0')
368	return;	747	return;
369		748
370	rxvt_privileges(aR_ RESTORE);	749	rxvt_privileges (RESTORE);
		750
371	if (action == SAVE) {	751	if (action == SAVE)
372	R->next_utmp_action = RESTORE;	752	makeutent (pty.name, rs[Rs_display_name]);
373	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	753	else
374	} else { /* action == RESTORE */	754	cleanutent ();
375	R->next_utmp_action = IGNORE;	755
376	rxvt_cleanutent(aR);
377	}
378	rxvt_privileges(aR_ IGNORE);	756	rxvt_privileges (IGNORE);
379	}
380	#endif
381
382	#ifndef NO_SETOWNER_TTYDEV
383	/* EXTPROTO */
384	void
385	rxvt_privileged_ttydev(pR_ char action)
386	{
387	D_MAIN((stderr,
388	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
389	action, R->next_tty_action, getpid()));
390	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
391	|| R->ttydev == NULL || *R->ttydev == '\0')
392	return;
393
394	rxvt_privileges(aR_ RESTORE);
395
396	if (action == SAVE) {
397	R->next_tty_action = RESTORE;
398	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
400	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
401	R->next_tty_action = IGNORE;
402	else
403	# endif
404	{
405	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
406	chmod(R->ttydev, R->ttymode);
407	# ifdef HAVE_REVOKE
408	revoke(R->ttydev);
409	# endif
410	}
411	} else { /* action == RESTORE */
412	R->next_tty_action = IGNORE;
413	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414	chmod(R->ttydev, R->ttyfd_stat.st_mode);
415	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
416	# else
417	chmod(R->ttydev,
418	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419	chown(R->ttydev, 0, 0);
420	# endif
421	}
422
423	rxvt_privileges(aR_ IGNORE);
424
425	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427	action == RESTORE ? "Restoring" : (action ==
428	SAVE ? "Saving" :
429	"UNKNOWN ERROR for"), R->ttydev,
430	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
431	R->ttyfd_stat.st_gid));
432	# endif
433	}	757	}
434	#endif	758	#endif
435		759
436	/*----------------------------------------------------------------------*/	760	/*----------------------------------------------------------------------*/
437	/*	761	/*
438	* window size/position calculcations for XSizeHint and other storage.	762	* window size/position calculcations for XSizeHint and other storage.
439	* if width/height are non-zero then override calculated width/height	763	* if width/height are non-zero then override calculated width/height
440	*/	764	*/
441	/* EXTPROTO */
442	void	765	void
443	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	766	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
444	{	767	{
445	short recalc_x, recalc_y;	768	short recalc_x, recalc_y;
446	int x, y, sb_w, mb_h, flags;	769	int x, y, sb_w, mb_h, flags;
447	unsigned int w, h;	770	unsigned int w, h;
448	unsigned int max_width, max_height;	771	unsigned int max_width, max_height;
		772	dDisp;
449		773
450	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	774	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	775	ncol, nrow, szHint.width, szHint.height));
452	R->szHint.height));	776
453	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	777	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454	R->szHint.win_gravity = NorthWestGravity;	778	szHint.win_gravity = NorthWestGravity;
455	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	779	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456		780
457	recalc_x = recalc_y = 0;	781	recalc_x = recalc_y = 0;
458	flags = 0;	782	flags = 0;
		783
459	if (!R->parsed_geometry) {	784	if (!parsed_geometry)
		785	{
460	R->parsed_geometry = 1;	786	parsed_geometry = 1;
		787
461	if (R->rs[Rs_geometry])	788	if (rs[Rs_geometry])
462	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	789	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		790
463	if (flags & WidthValue) {	791	if (flags & WidthValue)
464	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	792	{
		793	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
465	R->szHint.flags |= USSize;	794	szHint.flags |= USSize;
466	}	795	}
		796
467	if (flags & HeightValue) {	797	if (flags & HeightValue)
468	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	798	{
		799	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
469	R->szHint.flags |= USSize;	800	szHint.flags |= USSize;
470	}	801	}
		802
471	if (flags & XValue) {	803	if (flags & XValue)
		804	{
472	R->szHint.x = x;	805	szHint.x = x;
473	R->szHint.flags |= USPosition;	806	szHint.flags |= USPosition;
		807
474	if (flags & XNegative) {	808	if (flags & XNegative)
		809	{
475	recalc_x = 1;	810	recalc_x = 1;
476	R->szHint.win_gravity = NorthEastGravity;	811	szHint.win_gravity = NorthEastGravity;
477	}	812	}
478	}	813	}
		814
479	if (flags & YValue) {	815	if (flags & YValue)
		816	{
480	R->szHint.y = y;	817	szHint.y = y;
481	R->szHint.flags |= USPosition;	818	szHint.flags |= USPosition;
		819
482	if (flags & YNegative) {	820	if (flags & YNegative)
		821	{
483	recalc_y = 1;	822	recalc_y = 1;
		823
484	if (R->szHint.win_gravity == NorthEastGravity)	824	if (szHint.win_gravity == NorthEastGravity)
485	R->szHint.win_gravity = SouthEastGravity;	825	szHint.win_gravity = SouthEastGravity;
486	else	826	else
487	R->szHint.win_gravity = SouthWestGravity;	827	szHint.win_gravity = SouthWestGravity;
488	}	828	}
489	}	829	}
490	}	830	}
		831
491	/* TODO: BOUNDS */	832	/* TODO: BOUNDS */
492	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	833	width = ncol * fwidth;
493	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	834	height = nrow * fheight;
494	max_width = MAX_COLS * R->TermWin.fwidth;	835	max_width = MAX_COLS * fwidth;
495	max_height = MAX_ROWS * R->TermWin.fheight;	836	max_height = MAX_ROWS * fheight;
496		837
497	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	838	szHint.base_width = szHint.base_height = 2 * int_bwidth;
498		839
499	sb_w = mb_h = 0;	840	sb_w = mb_h = 0;
500	R->window_vt_x = R->window_vt_y = 0;	841	window_vt_x = window_vt_y = int_bwidth;
		842
501	if (scrollbar_visible(R)) {	843	if (scrollbar_visible ())
		844	{
502	sb_w = scrollbar_TotalWidth();	845	sb_w = scrollbar_TotalWidth ();
503	R->szHint.base_width += sb_w;	846	szHint.base_width += sb_w;
504	if (!(R->Options & Opt_scrollBar_right))	847	if (!OPTION (Opt_scrollBar_right))
505	R->window_vt_x = sb_w;	848	window_vt_x += sb_w;
506	}	849	}
		850
507	if (menubar_visible(R)) {	851	if (menubar_visible ())
		852	{
508	mb_h = menuBar_TotalHeight();	853	mb_h = menuBar_TotalHeight ();
509	R->szHint.base_height += mb_h;	854	szHint.base_height += mb_h;
510	R->window_vt_y = mb_h;	855	window_vt_y += mb_h;
511	}	856	}
		857
512	R->szHint.width_inc = R->TermWin.fwidth;	858	szHint.width_inc = fwidth;
513	R->szHint.height_inc = R->TermWin.fheight;	859	szHint.height_inc = fheight;
514	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	860	szHint.min_width = szHint.base_width + szHint.width_inc;
515	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	861	szHint.min_height = szHint.base_height + szHint.height_inc;
516		862
517	if (width && width - R->szHint.base_width < max_width) {	863	if (newwidth && newwidth - szHint.base_width < max_width)
		864	{
518	R->szHint.width = width;	865	szHint.width = newwidth;
519	R->TermWin.width = width - R->szHint.base_width;	866	width = newwidth - szHint.base_width;
520	} else {	867	}
521	MIN_IT(R->TermWin.width, max_width);	868	else
		869	{
		870	min_it (width, max_width);
522	R->szHint.width = R->szHint.base_width + R->TermWin.width;	871	szHint.width = szHint.base_width + width;
523	}	872	}
		873
524	if (height && height - R->szHint.base_height < max_height) {	874	if (newheight && newheight - szHint.base_height < max_height)
		875	{
525	R->szHint.height = height;	876	szHint.height = newheight;
526	R->TermWin.height = height - R->szHint.base_height;	877	height = newheight - szHint.base_height;
527	} else {	878	}
528	MIN_IT(R->TermWin.height, max_height);	879	else
		880	{
		881	min_it (height, max_height);
529	R->szHint.height = R->szHint.base_height + R->TermWin.height;	882	szHint.height = szHint.base_height + height;
530	}	883	}
		884
531	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	885	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
532	R->window_sb_x = R->szHint.width - sb_w;	886	window_sb_x = szHint.width - sb_w;
533		887
534	if (recalc_x)	888	if (recalc_x)
535	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	889	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
536	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
537	if (recalc_y)	890	if (recalc_y)
538	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	891	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
539	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
540		892
541	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	893	ncol = width / fwidth;
542	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	894	nrow = height / fheight;
543	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	895	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	896	ncol, nrow, szHint.width,
545	R->szHint.height));	897	szHint.height));
546	return;	898	return;
547	}	899	}
548		900
549	/*----------------------------------------------------------------------*/	901	/*----------------------------------------------------------------------*/
550	/*	902	/*
551	* Tell the teletype handler what size the window is.	903	* Tell the teletype handler what size the window is.
552	* Called after a window size change.	904	* Called after a window size change.
553	*/	905	*/
554	/* EXTPROTO */
555	void	906	void
556	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	907	rxvt_term::tt_winch ()
557	{	908	{
		909	if (pty.pty < 0)
		910	return;
		911
558	struct winsize ws;	912	struct winsize ws;
559		913
560	if (fd < 0)
561	return;
562	ws.ws_col = col;	914	ws.ws_col = ncol;
563	ws.ws_row = row;	915	ws.ws_row = nrow;
564	ws.ws_xpixel = ws.ws_ypixel = 0;	916	ws.ws_xpixel = width;
565	#ifndef DEBUG_SIZE	917	ws.ws_ypixel = height;
566	(void)ioctl(fd, TIOCSWINSZ, &ws);	918	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
567	#else	919
568	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	920	#if 0
569	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	921	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
570	}
571	# ifdef SIGWINCH
572	else if (pid) /* force through to the command */	922	if (cmd_pid) /* force through to the command */
573	kill(pid, SIGWINCH);	923	kill (-cmd_pid, SIGWINCH);
574	# endif
575	#endif	924	#endif
576	}	925	}
577		926
578	/*----------------------------------------------------------------------*/	927	/*----------------------------------------------------------------------*/
579	/* rxvt_change_font() - Switch to a new font */	928	/* set_fonts () - load and set the various fonts
580	/*	929	*
581	* init = 1 - initialize	930	* init = 1 - initialize
582	*	931	*
583	* fontname == FONT_UP - switch to bigger font	932	* fontname == FONT_UP - switch to bigger font
584	* fontname == FONT_DN - switch to smaller font	933	* fontname == FONT_DN - switch to smaller font
585	*/	934	*/
586	/* EXTPROTO */	935	bool
587	void	936	rxvt_term::set_fonts ()
588	rxvt_change_font(pR_ int init, const char *fontname)
589	{	937	{
590	}	938	rxvt_fontset *fs = new rxvt_fontset (this);
		939	rxvt_fontprop prop;
591		940
592	/* INTPROTO */	941	if (!fs
593	void	942	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
594	rxvt_font_up_down(pR_ int n, int direction)	943	|| !fs->realize_font (1))
		944	{
		945	delete fs;
		946	return false;
		947	}
		948
		949	#if ENABLE_STYLES
		950	for (int i = RS_styleCount; --i; )
		951	if (fontset[i] != fontset[0])
		952	delete fontset[i];
		953	#endif
		954
		955	delete fontset[0];
		956	fontset[0] = fs;
		957
		958	prop = (*fs)[1]->properties ();
		959	prop.height += lineSpace;
		960	fs->set_prop (prop);
		961
		962	fwidth = prop.width;
		963	fheight = prop.height;
		964	fbase = prop.ascent;
		965
		966	for (int style = 1; style < 4; style++)
		967	{
		968	#if ENABLE_STYLES
		969	const char *res = rs[Rs_font + style];
		970
		971	if (res && !*res)
		972	fontset[style] = fontset[0];
		973	else
		974	{
		975	fontset[style] = fs = new rxvt_fontset (this);
		976	rxvt_fontprop prop2 = prop;
		977
		978	if (res)
		979	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		980	else
		981	{
		982	res = fontset[0]->fontdesc;
		983
		984	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		985	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		986	}
		987
		988	fs->populate (res);
		989	fs->set_prop (prop2);
		990	}
		991	#else
		992	fontset[style] = fontset[0];
		993	#endif
		994	}
		995
		996	if (parent[0])
		997	{
		998	resize_all_windows (0, 0, 0);
		999	scr_remap_chars ();
		1000	scr_touch (true);
		1001	}
		1002
		1003	return true;
		1004	}
		1005
		1006	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
595	{	1007	{
		1008	XChangeProperty (display->display, parent[0],
		1009	prop, XA_STRING, 8, PropModeReplace,
		1010	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		1011	}
		1012
		1013	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		1014	{
		1015	wchar_t *ws = rxvt_mbstowcs (str, len);
		1016	char *s = rxvt_wcstoutf8 (ws);
		1017
		1018	XChangeProperty (display->display, parent[0],
		1019	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		1020	(const unsigned char *)s, strlen (s));
		1021
		1022	free (s);
		1023	free (ws);
596	}	1024	}
597		1025
598	/*----------------------------------------------------------------------*/	1026	/*----------------------------------------------------------------------*/
599	/*----------------------------------------------------------------------*/	1027	/*----------------------------------------------------------------------*/
600	/* xterm sequences - title, iconName, color (exptl) */	1028	/* xterm sequences - title, iconName, color (exptl) */
601	/* EXTPROTO */
602	void	1029	void
603	rxvt_set_title(pR_ const char *str)	1030	rxvt_term::set_title (const char *str)
604	{	1031	{
605	#ifndef SMART_WINDOW_TITLE	1032	set_string_property (XA_WM_NAME, str);
606	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	1033	#if ENABLE_EWMH
		1034	set_utf8_property (xa[XA_NET_WM_NAME], str);
		1035	#endif
		1036	}
		1037
		1038	void
		1039	rxvt_term::set_icon_name (const char *str)
		1040	{
		1041	set_string_property (XA_WM_ICON_NAME, str);
		1042	#if ENABLE_EWMH
		1043	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		1044	#endif
		1045	}
		1046
		1047	#ifdef XTERM_COLOR_CHANGE
		1048	void
		1049	rxvt_term::set_window_color (int idx, const char *color)
		1050	{
		1051	rxvt_color xcol;
		1052	int i;
		1053
		1054	if (color == NULL || *color == '\0')
		1055	return;
		1056
		1057	/* handle color aliases */
		1058	if (isdigit (*color))
		1059	{
		1060	i = atoi (color);
		1061
		1062	if (i >= 8 && i <= 15)
		1063	{ /* bright colors */
		1064	i -= 8;
		1065	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		1066	SET_PIXCOLOR (idx);
		1067	goto done;
		1068	}
		1069
		1070	if (i >= 0 && i <= 7)
		1071	{ /* normal colors */
		1072	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1073	SET_PIXCOLOR (idx);
		1074	goto done;
		1075	}
		1076	}
		1077
		1078	if (!rXParseAllocColor (&xcol, color))
		1079	return;
		1080
		1081	/* XStoreColor (display->display, display->cmap, XColor*); */
		1082
		1083	/*
		1084	* FIXME: should free colors here, but no idea how to do it so instead,
		1085	* so just keep gobbling up the colormap
		1086	*/
		1087	# if 0
		1088	for (i = Color_Black; i <= Color_White; i++)
		1089	if (pix_colors[idx] == pix_colors[i])
		1090	break;
		1091	if (i > Color_White)
		1092	{
		1093	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1094	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1095	DisplayPlanes (display->display, display->screen));
		1096	}
		1097	# endif
		1098
		1099	pix_colors_focused[idx] = xcol;
		1100	SET_PIXCOLOR (idx);
		1101
		1102	/* XSetWindowAttributes attr; */
		1103	/* Cursor cursor; */
		1104	done:
		1105
		1106	#if OFF_FOCUS_FADING
		1107	if (rs[Rs_fade])
		1108	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1109	#endif
		1110
		1111	/*TODO: handle Color_BD, scrollbar background, etc. */
		1112
		1113	recolour_cursor ();
		1114	scr_recolour ();
		1115	}
		1116
607	#else	1117	#else
608	char *name;
609
610	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
611	name = NULL;
612	if (name == NULL || STRCMP(name, str))
613	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
614	if (name)
615	XFree(name);
616	#endif
617	}
618
619	/* EXTPROTO */
620	void
621	rxvt_set_iconName(pR_ const char *str)
622	{
623	#ifndef SMART_WINDOW_TITLE
624	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
625	#else
626	char *name;
627
628	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
629	name = NULL;
630	if (name == NULL || STRCMP(name, str))
631	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
632	if (name)
633	XFree(name);
634	#endif
635	}
636
637	#ifdef XTERM_COLOR_CHANGE
638	/* EXTPROTO */
639	void
640	rxvt_set_window_color(pR_ int idx, const char *color)
641	{
642	rxvt_color xcol;
643	int i;
644
645	if (color == NULL || *color == '\0')
646	return;
647
648	/* handle color aliases */
649	if (isdigit(*color)) {
650	i = atoi(color);
651	if (i >= 8 && i <= 15) { /* bright colors */
652	i -= 8;
653	# ifndef NO_BRIGHTCOLOR
654	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
655	SET_PIXCOLOR(R, idx);
656	goto Done;
657	# endif
658	}
659	if (i >= 0 && i <= 7) { /* normal colors */
660	R->PixColors[idx] = R->PixColors[minCOLOR + i];
661	SET_PIXCOLOR(R, idx);
662	goto Done;
663	}
664	}
665	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
666	return;
667	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
668
669	/*
670	* FIXME: should free colors here, but no idea how to do it so instead,
671	* so just keep gobbling up the colormap
672	*/
673	# if 0
674	for (i = Color_Black; i <= Color_White; i++)
675	if (R->PixColors[idx] == R->PixColors[i])
676	break;
677	if (i > Color_White) {
678	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
679	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
680	DisplayPlanes(R->Xdisplay, Xscreen));
681	}
682	# endif
683
684	R->PixColors[idx] = xcol;
685	SET_PIXCOLOR(R, idx);
686
687	/* XSetWindowAttributes attr; */
688	/* Cursor cursor; */
689	Done:
690	if (idx == Color_bg && !(R->Options & Opt_transparent))
691	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
692	R->PixColors[Color_bg]);
693
694	/* handle Color_BD, scrollbar background, etc. */
695
696	rxvt_set_colorfgbg(aR);
697	rxvt_recolour_cursor(aR);
698	/* the only reasonable way to enforce a clean update */
699	rxvt_scr_poweron(aR);
700	}
701
702	#else
703	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1118	# define set_window_color (idx,color) ((void)0)
704	#endif /* XTERM_COLOR_CHANGE */	1119	#endif /* XTERM_COLOR_CHANGE */
705		1120
706	/* EXTPROTO */
707	void	1121	void
708	rxvt_recolour_cursor(pR)	1122	rxvt_term::recolour_cursor ()
709	{	1123	{
710	rxvt_color xcol[2];	1124	XColor xcol[2];
711		1125
712	#if TODO	1126	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
713	xcol[0] = R->PixColors[Color_pointer];	1127	? pix_colors_focused[Color_pointer_fg]
714	xcol[1] = R->PixColors[Color_bg];	1128	: pix_colors_focused[Color_fg];
715	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1129	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1130	? pix_colors_focused[Color_pointer_bg]
		1131	: pix_colors_focused[Color_bg];
		1132
		1133	XQueryColors (display->display, display->cmap, xcol, 2);
716	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1134	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
717	#endif
718	}	1135	}
719		1136
720	/*----------------------------------------------------------------------*/	1137	/*----------------------------------------------------------------------*/
721	/*	1138	/*
722	* find if fg/bg matches any of the normal (low-intensity) colors	1139	* find if fg/bg matches any of the normal (low-intensity) colors
723	*/	1140	*/
724	/* INTPROTO */
725	void	1141	void
726	rxvt_set_colorfgbg(pR)	1142	rxvt_term::set_colorfgbg ()
727	{	1143	{
728	unsigned int i;	1144	unsigned int i;
729	const char *xpmb = "\0";	1145	const char *xpmb = "\0";
730	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1146	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731		1147
732	R->env_colorfgbg =
733	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1148	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
734	STRCPY(fstr, "default");	1149	strcpy (fstr, "default");
735	STRCPY(bstr, "default");	1150	strcpy (bstr, "default");
736	for (i = Color_Black; i <= Color_White; i++)	1151	for (i = Color_Black; i <= Color_White; i++)
737	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1152	if (pix_colors[Color_fg] == pix_colors[i])
		1153	{
738	sprintf(fstr, "%d", (i - Color_Black));	1154	sprintf (fstr, "%d", (i - Color_Black));
739	break;	1155	break;
740	}	1156	}
		1157
741	for (i = Color_Black; i <= Color_White; i++)	1158	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1159	if (pix_colors[Color_bg] == pix_colors[i])
		1160	{
743	sprintf(bstr, "%d", (i - Color_Black));	1161	sprintf (bstr, "%d", (i - Color_Black));
744	#ifdef XPM_BACKGROUND	1162	#ifdef XPM_BACKGROUND
745	xpmb = "default;";	1163	xpmb = "default;";
746	#endif	1164	#endif
747	break;	1165	break;
748	}	1166	}
		1167
749	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1168	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750	putenv(R->env_colorfgbg);
751
752	#ifndef NO_BRIGHTCOLOR
753	R->colorfgbg = DEFAULT_RSTYLE;
754	for (i = minCOLOR; i <= maxCOLOR; i++) {
755	if (R->PixColors[Color_fg] == R->PixColors[i])
756	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
757	if (R->PixColors[Color_bg] == R->PixColors[i])
758	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
759	}
760	#endif
761	}	1169	}
762		1170
763	/*----------------------------------------------------------------------*/	1171	/*----------------------------------------------------------------------*/
764	/*
765	* Colour determination for low colour displays, routine from
766	* Hans de Goede <hans@highrise.nl>
767	*/
768		1172
769	/* EXTPROTO */
770	int	1173	int
771	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1174	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
772	{	1175	{
773	screen_in_out->set(aR_ colour);
774
775	if (!screen_in_out->set(aR_ colour)) {	1176	if (!screen_in_out->set (display, colour))
776	rxvt_print_error("can't allocate colour: %s", colour);	1177	{
		1178	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
777	return false;	1179	return false;
778	}	1180	}
779		1181
780	return true;	1182	return true;
781	}	1183	}
782		1184
783	/* -------------------------------------------------------------------- *	1185	/* -------------------------------------------------------------------- *
784	* - WINDOW RESIZING - *	1186	* - WINDOW RESIZING - *
785	* -------------------------------------------------------------------- */	1187	* -------------------------------------------------------------------- */
786	/* EXTPROTO */
787	void	1188	void
788	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1189	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
789	int ignoreparent)
790	{	1190	{
791	int fix_screen;	1191	int fix_screen;
		1192	int old_width = szHint.width, old_height = szHint.height;
		1193	dDisp;
792		1194
		1195	window_calc (newwidth, newheight);
		1196	XSetWMNormalHints (disp, parent[0], &szHint);
		1197
		1198	if (!ignoreparent)
		1199	{
793	#ifdef SMART_RESIZE	1200	#ifdef SMART_RESIZE
794	int old_width = R->szHint.width, old_height = R->szHint.height;	1201	/*
795	#endif
796
797	rxvt_window_calc(aR_ width, height);
798	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
799	if (!ignoreparent) {
800	#ifdef SMART_RESIZE
801	/*
802	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1202	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803	* reposition window on resize depending on placement on screen	1203	* reposition window on resize depending on placement on screen
804	*/	1204	*/
805	int x, y, x1, y1;	1205	int x, y, x1, y1;
806	int dx, dy;	1206	int dx, dy;
807	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1207	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808	Window unused_cr;	1208	Window unused_cr;
809		1209
810	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1210	XTranslateCoordinates (disp, parent[0], display->root,
811	0, 0, &x, &y, &unused_cr);	1211	0, 0, &x, &y, &unused_cr);
812	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1212	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
813	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1213	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
814	/*	1214	/*
815	* if Xroot isn't the parent window, a WM will probably have offset	1215	* if display->root isn't the parent window, a WM will probably have offset
816	* our position for handles and decorations. Counter it	1216	* our position for handles and decorations. Counter it
817	*/	1217	*/
818	if (x1 != x || y1 != y) {	1218	if (x1 != x || y1 != y)
		1219	{
819	x -= x1;	1220	x -= x1;
820	y -= y1;	1221	y -= y1;
821	}	1222	}
822		1223
823	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1224	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
824	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1225	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
825	dx = old_width - R->szHint.width;	1226	dx = old_width - szHint.width;
826	dy = old_height - R->szHint.height;	1227	dy = old_height - szHint.height;
827		1228
828	/* Check position of the center of the window */	1229	/* Check position of the center of the window */
829	if (x < x1) /* left half */	1230	if (x < x1) /* left half */
830	dx = 0;	1231	dx = 0;
831	else if (x == x1) /* exact center */	1232	else if (x == x1) /* exact center */
832	dx /= 2;	1233	dx /= 2;
833	if (y < y1) /* top half */	1234	if (y < y1) /* top half */
834	dy = 0;	1235	dy = 0;
835	else if (y == y1) /* exact center */	1236	else if (y == y1) /* exact center */
836	dy /= 2;	1237	dy /= 2;
837		1238
838	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1239	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
839	R->szHint.width, R->szHint.height);	1240	szHint.width, szHint.height);
840	#else	1241	#else
841	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1242	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
842	R->szHint.height);
843	#endif	1243	#endif
844	}	1244	}
845		1245
846	fix_screen = (R->TermWin.ncol != R->prev_ncol	1246	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
847	|| R->TermWin.nrow != R->prev_nrow);	1247
848	if (fix_screen || width != R->old_width || height != R->old_height) {	1248	if (fix_screen || newwidth != old_width || newheight != old_height)
		1249	{
849	if (scrollbar_visible(R)) {	1250	if (scrollbar_visible ())
		1251	{
850	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1252	XMoveResizeWindow (disp, scrollBar.win,
		1253	window_sb_x, 0,
851	0, scrollbar_TotalWidth(), R->szHint.height);	1254	scrollbar_TotalWidth (), szHint.height);
852	rxvt_Resize_scrollBar(aR);	1255	resize_scrollbar ();
853	}	1256	}
		1257
854	if (menubar_visible(R))	1258	if (menubar_visible ())
855	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1259	XMoveResizeWindow (disp, menuBar.win,
		1260	window_vt_x, 0,
856	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1261	width, menuBar_TotalHeight ());
857	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1262
858	R->window_vt_y, TermWin_TotalWidth(),	1263	XMoveResizeWindow (disp, vt,
		1264	window_vt_x, window_vt_y,
859	TermWin_TotalHeight());	1265	width, height);
860	#ifdef RXVT_GRAPHICS	1266
861	if (R->old_height)
862	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
863	R->old_height - R->szHint.base_height);
864	#endif
865	rxvt_scr_clear(aR);	1267	scr_clear ();
866	#ifdef XPM_BACKGROUND	1268	#ifdef XPM_BACKGROUND
867	rxvt_resize_pixmap(aR);	1269	resize_pixmap ();
868	#endif	1270	#endif
869	}	1271	}
870		1272
871	if (fix_screen || R->old_height == 0) {	1273	if (fix_screen || old_height == 0)
		1274	{
872	int curr_screen = -1;	1275	int curr_screen = -1;
873	uint16_t old_ncol = R->prev_ncol;	1276	int old_ncol = prev_ncol;
874		1277
875	/* scr_reset only works on the primary screen */	1278	/* scr_reset only works on the primary screen */
876	if (R->old_height) /* this is not the first time through */	1279	if (old_height) /* this is not the first time through */
		1280	{
		1281	unsigned int ocol = ncol;
		1282	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
877	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1283	curr_screen = scr_change_screen (PRIMARY);
878	rxvt_scr_reset(aR);	1284	ncol = ocol;
879	if (curr_screen >= 0) { /* this is not the first time through */
880	rxvt_scr_change_screen(aR_ curr_screen);
881	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
882	}	1285	}
883	}
884		1286
		1287	scr_reset ();
		1288
		1289	if (curr_screen >= 0) /* this is not the first time through */
		1290	{
		1291	scr_change_screen (curr_screen);
		1292	selection_check (old_ncol != ncol ? 4 : 0);
		1293	}
		1294	}
		1295
885	R->old_width = R->szHint.width;	1296	old_width = szHint.width;
886	R->old_height = R->szHint.height;	1297	old_height = szHint.height;
		1298
		1299	#ifdef XPM_BACKGROUND
		1300	if (pixmap)
		1301	scr_touch (false);
		1302	#endif
887		1303
888	#ifdef USE_XIM	1304	#ifdef USE_XIM
889	rxvt_IMSetStatusPosition(aR);	1305	IMSetStatusPosition ();
890	#endif	1306	#endif
891	}	1307	}
892		1308
893	/*	1309	/*
894	* Set the width/height of the vt window in characters. Units are pixels.	1310	* Set the width/height of the vt window in characters. Units are pixels.
895	* good for toggling 80/132 columns	1311	* good for toggling 80/132 columns
896	*/	1312	*/
897	/* EXTPROTO */
898	void	1313	void
899	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1314	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
900	{	1315	{
901	XWindowAttributes wattr;	1316	XWindowAttributes wattr;
902		1317
903	if (width == 0 || height == 0) {	1318	if (newwidth == 0 || newheight == 0)
		1319	{
904	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1320	XGetWindowAttributes (display->display, display->root, &wattr);
		1321
905	if (width == 0)	1322	if (newwidth == 0)
906	width = wattr.width - R->szHint.base_width;	1323	newwidth = wattr.width - szHint.base_width;
907	if (height == 0)	1324	if (newheight == 0)
908	height = wattr.height - R->szHint.base_height;	1325	newheight = wattr.height - szHint.base_height;
		1326	}
		1327
		1328	if (newwidth != width || newheight != height)
909	}	1329	{
910	if (width != R->TermWin.width || height != R->TermWin.height) {
911	width += R->szHint.base_width;	1330	newwidth += szHint.base_width;
912	height += R->szHint.base_height;	1331	newheight += szHint.base_height;
913	rxvt_resize_all_windows(aR_ width, height, 0);	1332	resize_all_windows (newwidth, newheight, 0);
914	}	1333	}
915	}	1334	}
916		1335
917	/* -------------------------------------------------------------------- *	1336	/* -------------------------------------------------------------------- *
918	* - X INPUT METHOD ROUTINES - *	1337	* - X INPUT METHOD ROUTINES - *
919	* -------------------------------------------------------------------- */	1338	* -------------------------------------------------------------------- */
920	#ifdef USE_XIM	1339	#ifdef USE_XIM
921	/* INTPROTO */
922	void
923	rxvt_setSize(pR_ XRectangle * size)
924	{
925	size->x = R->TermWin.int_bwidth;
926	size->y = R->TermWin.int_bwidth;
927	size->width = Width2Pixel(R->TermWin.ncol);
928	size->height = Height2Pixel(R->TermWin.nrow);
929	}
930		1340
931	/* INTPROTO */
932	void	1341	void
933	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1342	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
934	{	1343	{
935	*fg = R->PixColors[Color_fg];	1344	fg = pix_colors[Color_fg];
936	*bg = R->PixColors[Color_bg];	1345	bg = pix_colors[Color_bg];
		1346	}
		1347
		1348	void
		1349	rxvt_term::im_set_size (XRectangle &size)
		1350	{
		1351	// the int_bwidth terms make no sense to me
		1352	size.x = int_bwidth;
		1353	size.y = int_bwidth;
		1354	size.width = Width2Pixel (ncol) + int_bwidth;
		1355	size.height = Height2Pixel (nrow) + int_bwidth;
		1356	}
		1357
		1358	void
		1359	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1360	XRectangle &status_rect,
		1361	const XRectangle &needed_rect)
		1362	{
		1363	preedit_rect.x = needed_rect.width;
		1364	preedit_rect.y = 0;
		1365	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1366	preedit_rect.height = fheight;
		1367
		1368	status_rect.x = 0;
		1369	status_rect.y = 0;
		1370	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1371	status_rect.height = fheight;
937	}	1372	}
938		1373
939	/* Checking whether input method is running. */	1374	/* Checking whether input method is running. */
940	/* INTPROTO */
941	Bool	1375	bool
942	rxvt_IMisRunning(pR)	1376	rxvt_term::IMisRunning ()
943	{	1377	{
944	char *p;	1378	char *p;
945	Atom atom;	1379	Atom atom;
946	Window win;	1380	Window win;
947	char server[IMBUFSIZ];	1381	char server[IMBUFSIZ];
948		1382
949	/* get current locale modifier */	1383	/* get current locale modifier */
950	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1384	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1385	{
951	STRCPY(server, "@server=");	1386	strcpy (server, "@server=");
952	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1387	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1388
953	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1389	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
954	*p = '\0';	1390	*p = '\0';
955		1391
956	atom = XInternAtom(R->Xdisplay, server, False);	1392	atom = XInternAtom (display->display, server, False);
957	win = XGetSelectionOwner(R->Xdisplay, atom);	1393	win = XGetSelectionOwner (display->display, atom);
		1394
958	if (win != None)	1395	if (win != None)
959	return True;	1396	return True;
960	}	1397	}
		1398
961	return False;	1399	return False;
962	}	1400	}
963		1401
964	/* EXTPROTO */
965	void	1402	void
966	rxvt_IMSendSpot(pR)	1403	rxvt_term::IMSendSpot ()
967	{	1404	{
968	XPoint spot;	1405	XPoint nspot;
969	XVaNestedList preedit_attr;	1406	XVaNestedList preedit_attr;
970		1407
971	if (R->Input_Context == NULL	1408	if (!Input_Context
		1409	|| !focus
972	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1410	|| !(input_style & XIMPreeditPosition))
973	|| !(R->event_type == KeyPress
974	|| R->event_type == Expose
975	|| R->event_type == NoExpose
976	|| R->event_type == SelectionNotify
977	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
978	|| !rxvt_IMisRunning(aR))
979	return;	1411	return;
980		1412
981	rxvt_setPosition(aR_ & spot);	1413	im_set_position (nspot);
982		1414
		1415	if (nspot.x == spot.x && nspot.y == spot.y)
		1416	return;
		1417
		1418	spot = nspot;
		1419
983	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1420	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1421	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985	XFree(preedit_attr);	1422	XFree (preedit_attr);
986	}	1423	}
987		1424
988	/* EXTPROTO */
989	void	1425	void
990	rxvt_setTermFontSet(pR_ int idx)	1426	rxvt_term::im_destroy ()
991	{	1427	{
992	char *string;	1428	if (input_method)
993	long length;
994	int success = 0;
995
996	if (idx < 0 || idx >= MAX_NFONTS)
997	return;
998	}
999
1000	/* INTPROTO */
1001	void
1002	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1003	XRectangle * needed_rect)
1004	{
1005	int mbh, vtx = 0;
1006
1007	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1008	vtx = scrollbar_TotalWidth();
1009	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1010	mbh -= R->TermWin.lineSpace;
1011
1012	preedit_rect->x = needed_rect->width + vtx;
1013	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1014
1015	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1016	+ vtx;
1017	preedit_rect->height = Height2Pixel(1);
1018
1019	status_rect->x = vtx;
1020	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1021
1022	status_rect->width = needed_rect->width ? needed_rect->width
1023	: Width2Pixel(R->TermWin.ncol + 1);
1024	status_rect->height = Height2Pixel(1);
1025	}
1026
1027	/* ARGSUSED */
1028	/* INTPROTO */
1029	void
1030	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1031	__attribute__ ((unused)), XPointer call_data
1032	__attribute__ ((unused)))
1033	{
1034	dR;
1035
1036	R->Input_Context = NULL;
1037	/* To avoid Segmentation Fault in C locale: Solaris only? */
1038	if (STRCMP(R->locale, "C"))
1039	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040	rxvt_IMInstantiateCallback, NULL);
1041	}
1042
1043	/*
1044	* X manual pages and include files don't match on some systems:
1045	* some think this is an XIDProc and others an XIMProc so we can't
1046	* use the first argument - need to update this to be nice for
1047	* both types via some sort of configure detection
1048	*/
1049	/* ARGSUSED */
1050	/* EXTPROTO */
1051	void
1052	rxvt_IMInstantiateCallback(Display * unused
1053	__attribute__ ((unused)), XPointer client_data
1054	__attribute__ ((unused)), XPointer call_data
1055	__attribute__ ((unused)))
1056	{
1057	dR;
1058	int i, found, had_im;
1059	const char *p;
1060	char **s;
1061	char buf[IMBUFSIZ];
1062
1063	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1064	if (R->Input_Context)
1065	return;
1066
1067	found = had_im = 0;
1068	p = R->rs[Rs_inputMethod];
1069	if (p && *p) {
1070	had_im = 1;
1071	s = rxvt_splitcommastring(p);
1072	for (i = 0; s[i]; i++) {
1073	if (*s[i]) {
1074	STRCPY(buf, "@im=");
1075	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1076	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1077	&& (rxvt_IM_get_IC(aR) == True)) {
1078	found = 1;
1079	break;
1080	}
1081	}
1082	}
1083	for (i = 0; s[i]; i++)
1084	free(s[i]);
1085	free(s);
1086	}	1429	{
1087	if (found)	1430	if (Input_Context && input_method->xim)
1088	return;	1431	XDestroyIC (Input_Context);
1089		1432
1090	/* try with XMODIFIERS env. var. */	1433	display->put_xim (input_method);
1091	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1434	input_method = 0;
1092	rxvt_IM_get_IC(aR);
1093	return;
1094	}	1435	}
1095		1436
1096	/* try with no modifiers base IF the user didn't specify an IM */	1437	Input_Context = 0;
1097	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1098	&& rxvt_IM_get_IC(aR) == True)
1099	return;
1100	}	1438	}
1101		1439
1102	/*	1440	/*
1103	* Try to open a XIM with the current modifiers, then see if we can	1441	* Try to open a XIM with the current modifiers, then see if we can
1104	* open a suitable preedit type	1442	* open a suitable preedit type
1105	*/	1443	*/
1106	/* INTPROTO */
1107	Bool	1444	bool
1108	rxvt_IM_get_IC(pR)	1445	rxvt_term::IM_get_IC (const char *modifiers)
1109	{	1446	{
1110	int i, j, found;	1447	int i, j, found;
1111	XIM xim;	1448	XIM xim;
1112	XPoint spot;	1449	XPoint spot;
1113	XRectangle rect, status_rect, needed_rect;	1450	XRectangle rect, status_rect, needed_rect;
1114	unsigned long fg, bg;	1451	unsigned long fg, bg;
1115	const char *p;	1452	const char *p;
1116	char **s;	1453	char **s;
1117	XIMStyles *xim_styles;	1454	XIMStyles *xim_styles;
1118	XVaNestedList preedit_attr, status_attr;
1119	XIMCallback ximcallback;
1120		1455
		1456	set_environ (envv);
		1457
		1458	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1459	return false;
		1460
1121	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1461	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1122	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1462	input_method = display->get_xim (locale, modifiers);
1123	if (xim == NULL)	1463	if (input_method == NULL)
1124	return False;	1464	return false;
1125		1465
		1466	xim = input_method->xim;
		1467	spot.x = spot.y = -1;
		1468
1126	xim_styles = NULL;	1469	xim_styles = NULL;
1127	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1470	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128	|| !xim_styles || !xim_styles->count_styles) {	1471	|| !xim_styles || !xim_styles->count_styles)
1129	XCloseIM(xim);	1472	{
		1473	im_destroy ();
1130	return False;	1474	return false;
		1475	}
		1476
		1477	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1478
		1479	for (int pi = 0; pi < 2; pi++)
1131	}	1480	{
		1481	p = pet[pi];
1132		1482
1133	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1483	if (!p)
1134	: "OverTheSpot,OffTheSpot,Root";	1484	continue;
		1485
1135	s = rxvt_splitcommastring(p);	1486	s = rxvt_splitcommastring (p);
		1487
1136	for (i = found = 0; !found && s[i]; i++) {	1488	for (i = found = 0; !found && s[i]; i++)
		1489	{
1137	if (!STRCMP(s[i], "OverTheSpot"))	1490	if (!strcmp (s[i], "OverTheSpot"))
1138	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1491	input_style = (XIMPreeditPosition | XIMStatusNothing);
1139	else if (!STRCMP(s[i], "OffTheSpot"))	1492	else if (!strcmp (s[i], "OffTheSpot"))
1140	R->input_style = (XIMPreeditArea | XIMStatusArea);	1493	input_style = (XIMPreeditArea | XIMStatusArea);
1141	else if (!STRCMP(s[i], "Root"))	1494	else if (!strcmp (s[i], "Root"))
1142	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1495	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1496	else if (!strcmp (s[i], "None"))
		1497	input_style = (XIMPreeditNone | XIMStatusNone);
1143		1498
1144	for (j = 0; j < xim_styles->count_styles; j++)	1499	for (j = 0; j < xim_styles->count_styles; j++)
1145	if (R->input_style == xim_styles->supported_styles[j]) {	1500	if (input_style == xim_styles->supported_styles[j])
		1501	{
		1502	rxvt_freecommastring (s);
		1503
1146	found = 1;	1504	found = 1;
		1505	goto foundpet;
		1506	}
		1507
		1508	}
		1509
		1510	rxvt_freecommastring (s);
		1511	}
		1512
		1513	foundpet:
		1514
		1515	XFree (xim_styles);
		1516
		1517	if (!found)
		1518	{
		1519	im_destroy ();
		1520	return false;
		1521	}
		1522
		1523	XFontSet fs = 0;
		1524	XVaNestedList preedit_attr = 0, status_attr = 0;
		1525
		1526	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1527	{
		1528	// fake us a font-set, please
		1529	char **missing_charset_list;
		1530	int missing_charset_count;
		1531	char *def_string;
		1532	char pat[512];
		1533
		1534	sprintf (pat,
		1535	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1536	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1537	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1538	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1539	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1540	"*",
		1541	fheight,
		1542	fheight + 1, fheight - 1,
		1543	fheight - 2, fheight + 2);
		1544
		1545	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1546	&missing_charset_list, &missing_charset_count, &def_string);
		1547
		1548	if (missing_charset_list)
		1549	XFreeStringList (missing_charset_list);
		1550
		1551	if (!fs)
		1552	{
		1553	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1554	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1555	}
		1556	}
		1557
		1558	if (input_style & XIMPreeditPosition)
		1559	{
		1560	im_set_size (rect);
		1561	im_set_position (spot);
		1562	im_set_color (fg, bg);
		1563
		1564	preedit_attr = XVaCreateNestedList (0,
		1565	XNForeground, fg,
		1566	XNBackground, bg,
		1567	XNArea, &rect,
		1568	XNSpotLocation, &spot,
		1569	XNFontSet, fs,
		1570	NULL);
		1571	}
		1572	else if (input_style & XIMPreeditArea)
		1573	{
		1574	im_set_color (fg, bg);
		1575
		1576	/*
		1577	* The necessary width of preedit area is unknown
		1578	* until create input context.
		1579	*/
		1580	needed_rect.width = 0;
		1581	im_set_preedit_area (rect, status_rect, needed_rect);
		1582
		1583	preedit_attr = XVaCreateNestedList (0,
		1584	XNForeground, fg,
		1585	XNBackground, bg,
		1586	XNArea, &rect,
		1587	XNFontSet, fs,
		1588	NULL);
		1589	status_attr = XVaCreateNestedList (0,
		1590	XNForeground, fg,
		1591	XNBackground, bg,
		1592	XNArea, &status_rect,
		1593	XNFontSet, fs,
		1594	NULL);
		1595	}
		1596
		1597	Input_Context = XCreateIC (xim,
		1598	XNInputStyle, input_style,
		1599	XNClientWindow, vt,
		1600	XNFocusWindow, parent[0],
		1601	preedit_attr ? XNPreeditAttributes : NULL,
		1602	preedit_attr,
		1603	status_attr ? XNStatusAttributes : NULL,
		1604	status_attr, NULL);
		1605
		1606	if (preedit_attr) XFree (preedit_attr);
		1607	if (status_attr) XFree (status_attr);
		1608	if (fs) XFreeFontSet (display->display, fs);
		1609
		1610	if (Input_Context == NULL)
		1611	{
		1612	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1613	im_destroy ();
		1614	return false;
		1615	}
		1616
		1617	if (input_style & XIMPreeditArea)
		1618	IMSetStatusPosition ();
		1619
		1620	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1621	return true;
		1622	}
		1623
		1624	void
		1625	rxvt_term::im_cb ()
		1626	{
		1627	int i;
		1628	const char *p;
		1629	char **s;
		1630	char buf[IMBUFSIZ];
		1631
		1632	SET_R (this);
		1633
		1634	im_destroy ();
		1635
		1636	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1637	if (Input_Context)
		1638	return;
		1639
		1640	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1641	if (rs[Rs_imLocale])
		1642	SET_LOCALE (rs[Rs_imLocale]);
		1643	#endif
		1644
		1645	p = rs[Rs_inputMethod];
		1646	if (p && *p)
		1647	{
		1648	bool found = false;
		1649
		1650	s = rxvt_splitcommastring (p);
		1651
		1652	for (i = 0; s[i]; i++)
		1653	{
		1654	if (*s[i])
		1655	{
		1656	strcpy (buf, "@im=");
		1657	strncat (buf, s[i], IMBUFSIZ - 5);
		1658	if (IM_get_IC (buf))
		1659	{
		1660	found = true;
1147	break;	1661	break;
		1662	}
1148	}	1663	}
1149	}	1664	}
1150	for (i = 0; s[i]; i++)
1151	free(s[i]);
1152	free(s);
1153	XFree(xim_styles);
1154		1665
		1666	rxvt_freecommastring (s);
		1667
1155	if (!found) {	1668	if (found)
1156	XCloseIM(xim);	1669	goto done;
1157	return False;
1158	}	1670	}
1159		1671
1160	ximcallback.callback = rxvt_IMDestroyCallback;	1672	/* try with XMODIFIERS env. var. */
		1673	if (IM_get_IC (""))
		1674	goto done;
1161		1675
1162	/* XXX: not sure why we need this (as well as IC one below) */	1676	/* try with no modifiers base IF the user didn't specify an IM */
1163	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1677	if (IM_get_IC ("@im=none"))
		1678	goto done;
1164		1679
1165	preedit_attr = status_attr = NULL;	1680	done:
1166		1681	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167	if (R->input_style & XIMPreeditPosition) {	1682	if (rs[Rs_imLocale])
1168	rxvt_setSize(aR_ & rect);	1683	SET_LOCALE (locale);
1169	rxvt_setPosition(aR_ & spot);	1684	#endif
1170	rxvt_setColor(aR_ & fg, &bg);
1171
1172	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1173	XNSpotLocation, &spot,
1174	XNForeground, fg, XNBackground, bg,
1175	//XNFontSet, R->TermWin.fontset,
1176	NULL);
1177	} else if (R->input_style & XIMPreeditArea) {
1178	rxvt_setColor(aR_ & fg, &bg);
1179
1180	/*
1181	* The necessary width of preedit area is unknown
1182	* until create input context.
1183	*/
1184	needed_rect.width = 0;
1185
1186	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1187
1188	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1189	XNForeground, fg, XNBackground, bg,
1190	//XNFontSet, R->TermWin.fontset,
1191	NULL);
1192	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,
1195	NULL);
1196	}
1197	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1198	XNClientWindow, R->TermWin.parent[0],
1199	XNFocusWindow, R->TermWin.parent[0],
1200	XNDestroyCallback, &ximcallback,
1201	preedit_attr ? XNPreeditAttributes : NULL,
1202	preedit_attr,
1203	status_attr ? XNStatusAttributes : NULL,
1204	status_attr, NULL);
1205	if (preedit_attr)
1206	XFree(preedit_attr);
1207	if (status_attr)
1208	XFree(status_attr);
1209	if (R->Input_Context == NULL) {
1210	rxvt_print_error("failed to create input context");
1211	XCloseIM(xim);
1212	return False;
1213	}
1214	if (R->input_style & XIMPreeditArea)
1215	rxvt_IMSetStatusPosition(aR);
1216	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1217	return True;
1218	}	1685	}
1219		1686
1220	/* EXTPROTO */
1221	void	1687	void
1222	rxvt_IMSetStatusPosition(pR)	1688	rxvt_term::IMSetStatusPosition ()
1223	{	1689	{
1224	XRectangle preedit_rect, status_rect, *needed_rect;	1690	XRectangle preedit_rect, status_rect, *needed_rect;
1225	XVaNestedList preedit_attr, status_attr;	1691	XVaNestedList preedit_attr, status_attr;
1226		1692
1227	if (R->Input_Context == NULL	1693	if (!Input_Context
		1694	|| !focus
1228	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1695	|| !(input_style & XIMPreeditArea)
1229	|| !rxvt_IMisRunning(aR))	1696	|| !IMisRunning ())
1230	return;	1697	return;
1231		1698
1232	/* Getting the necessary width of preedit area */	1699	/* Getting the necessary width of preedit area */
1233	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1700	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1701	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235	XFree(status_attr);	1702	XFree (status_attr);
1236		1703
1237	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1704	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1705	XFree (needed_rect);
1238		1706
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1707	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1708	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241		1709
1242	XSetICValues(R->Input_Context,	1710	XSetICValues (Input_Context,
1243	XNPreeditAttributes, preedit_attr,	1711	XNPreeditAttributes, preedit_attr,
1244	XNStatusAttributes, status_attr, NULL);	1712	XNStatusAttributes, status_attr, NULL);
1245		1713
1246	XFree(preedit_attr);	1714	XFree (preedit_attr);
1247	XFree(status_attr);	1715	XFree (status_attr);
1248	}	1716	}
1249	#endif /* USE_XIM */	1717	#endif /* USE_XIM */
1250		1718
1251	/*----------------------------------------------------------------------*/	1719	/*----------------------------------------------------------------------*/
1252	rxvt_t rxvt_current_term;	1720	rxvt_t rxvt_current_term;

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