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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.13 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.177 by root, Mon Jan 16 06:37:52 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.13 2003/12/17 09:00:35 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	#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	void
		95	rxvt_term::make_current () const
		96	{
		97	SET_R (this);
		98	rxvt_set_locale (locale);
		99	set_environ (envv);
		100	}
		101
		102	#if ENABLE_COMBINING
		103	class rxvt_composite_vec rxvt_composite;
		104
		105	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		106	{
		107	compose_char *cc;
		108
		109	// break compose chains, as stupid readline really likes to duplicate
		110	// composing characters for some reason near the end of a line.
		111	cc = (*this)[c1];
		112	while (cc)
		113	{
		114	if (cc->c2 == c2) return c1;
		115	cc = (*this)[cc->c1];
		116	}
		117
		118	// check to see wether this combination already exists otherwise
		119	for (cc = v.end (); cc-- > v.begin (); )
		120	{
		121	if (cc->c1 == c1 && cc->c2 == c2)
		122	return COMPOSE_LO + (cc - v.begin ());
		123	}
		124
		125	// allocate a new combination
		126	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		127	{
		128	static int seen;
		129
		130	if (!seen++)
		131	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		132
		133	return REPLACEMENT_CHAR;
		134	}
		135
		136	v.push_back (compose_char (c1, c2));
		137
		138	return v.size () - 1 + COMPOSE_LO;
		139	}
		140
		141	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		142	{
		143	compose_char *cc = (*this)[c];
		144
		145	if (!cc)
		146	{
		147	if (r) *r = c;
		148	return 1;
		149	}
		150
		151	int len = expand (cc->c1, r);
		152
		153	if (r) r += len;
		154
		155	if (cc->c2 != NOCHAR)
		156	{
		157	len++;
		158	if (r) *r++ = cc->c2;
		159	}
		160
53	return p;	161	return len;
54	}
55		162
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	163	}
		164	#endif
61		165
62	rxvt_term::rxvt_term ()	166	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	167	:
		168	#if TRANSPARENT
		169	rootwin_ev (this, &rxvt_term::rootwin_cb),
		170	#endif
		171	#ifdef HAVE_SCROLLBARS
		172	scrollbar_ev (this, &rxvt_term::x_cb),
		173	#endif
		174	#ifdef MENUBAR
		175	menubar_ev (this, &rxvt_term::x_cb),
		176	#endif
64	#ifdef CURSOR_BLINK	177	#ifdef CURSOR_BLINK
		178	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		179	#endif
		180	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	181	text_blink_ev (this, &rxvt_term::text_blink_cb),
		182	#endif
		183	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		184	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		185	#endif
		186	#ifdef SELECTION_SCROLLING
		187	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		188	#endif
		189	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		190	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	191	#endif
67	#ifdef POINTER_BLANK	192	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	193	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	194	#endif
		195	#ifdef USE_XIM
		196	im_ev (this, &rxvt_term::im_cb),
		197	#endif
		198	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	199	vt_ev (this, &rxvt_term::x_cb),
		200	check_ev (this, &rxvt_term::check_cb),
		201	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	202	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	203	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	204	incr_ev (this, &rxvt_term::incr_cb)
74	{	205	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	206	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		207
		208	termlist.push_back (this);
		209
		210	#ifdef KEYSYM_RESOURCE
		211	keyboard = new keyboard_manager;
		212
		213	if (!keyboard)
		214	rxvt_fatal ("out of memory, aborting.\n");
		215	#endif
		216	}
		217
		218	// clean up the most important stuff, do *not* call x or free mem etc.
		219	// for use before an emergency exit
		220	void rxvt_term::emergency_cleanup ()
		221	{
		222	if (cmd_pid)
		223	kill (-cmd_pid, SIGHUP);
		224
		225	#ifdef UTMP_SUPPORT
		226	privileged_utmp (RESTORE);
		227	#endif
		228
		229	pty.put ();
76	}	230	}
77		231
78	rxvt_term::~rxvt_term ()	232	rxvt_term::~rxvt_term ()
79	{	233	{
		234	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		235
		236	termlist.erase (find (termlist.begin (), termlist.end(), this));
		237
		238	emergency_cleanup ();
		239
		240	#if ENABLE_STYLES
		241	for (int i = RS_styleCount; --i; )
		242	if (fontset[i] != fontset[0])
		243	delete fontset[i];
		244	#endif
		245	delete fontset[0];
		246
		247	if (display)
		248	{
		249	dDisp;
		250
		251	selection_clear ();
		252
		253	#ifdef USE_XIM
		254	im_destroy ();
		255	#endif
		256	#ifdef MENUBAR
		257	if (menubarGC) XFreeGC (disp, menubarGC);
		258	#endif
		259	#ifdef XTERM_SCROLLBAR
		260	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		261	if (ShadowGC) XFreeGC (disp, ShadowGC);
		262	#endif
		263	#ifdef PLAIN_SCROLLBAR
		264	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		265	#endif
		266	#ifdef NEXT_SCROLLBAR
		267	if (blackGC) XFreeGC (disp, blackGC);
		268	if (whiteGC) XFreeGC (disp, whiteGC);
		269	if (grayGC) XFreeGC (disp, grayGC);
		270	if (darkGC) XFreeGC (disp, darkGC);
		271	if (stippleGC) XFreeGC (disp, stippleGC);
		272	if (dimple) XFreePixmap (disp, dimple);
		273	if (upArrow) XFreePixmap (disp, upArrow);
		274	if (downArrow) XFreePixmap (disp, downArrow);
		275	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		276	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		277	#endif
		278	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		279	if (topShadowGC) XFreeGC (disp, topShadowGC);
		280	if (botShadowGC) XFreeGC (disp, botShadowGC);
		281	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		282	#endif
		283	if (gc) XFreeGC (disp, gc);
		284
		285	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		286	delete menuBar.drawable;
		287	//if (menuBar.win)
		288	// XDestroyWindow (disp, menuBar.win);
		289	#endif
		290	delete drawable;
		291	// destroy all windows
		292	if (parent[0])
		293	XDestroyWindow (disp, parent[0]);
		294	}
		295
		296	// TODO: free pixcolours, colours should become part of rxvt_display
		297	delete pix_colors_focused;
		298	#if OFF_FOCUS_FADING
		299	delete pix_colors_unfocused;
		300	#endif
		301
		302	displays.put (display);
		303
80	scr_release ();	304	scr_release ();
81		305
82	#ifndef NO_SETOWNER_TTYDEV	306	/* clear all resources */
83	rxvt_privileged_ttydev (this, RESTORE);	307	for (int i = 0; i < allocated.size (); i++)
84	#endif	308	free (allocated [i]);
85	#ifdef UTMP_SUPPORT
86	rxvt_privileged_utmp (this, RESTORE);
87	#endif
88	#ifdef USE_XIM
89	if (Input_Context != NULL)
90	{
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		309
96	if (cmd_fd >= 0)	310	free (selection.text);
97	close (cmd_fd);	311	// TODO: manage env vars in child only(!)
		312	free (env_windowid);
		313	free (env_display);
		314	free (env_term);
		315	free (env_colorfgbg);
		316	free (locale);
		317	free (v_buffer);
		318	free (incr_buf);
98		319
99	if (Xfd >= 0)	320	delete envv;
100	XCloseDisplay (Xdisplay);	321	delete argv;
101		322
102	delete PixColors;	323	#ifdef KEYSYM_RESOURCE
		324	delete keyboard;
		325	#endif
		326	}
		327
		328	void
		329	rxvt_term::child_exit ()
		330	{
		331	cmd_pid = 0;
		332
		333	if (!OPTION (Opt_hold))
		334	destroy ();
103	}	335	}
104		336
105	void	337	void
106	rxvt_term::destroy ()	338	rxvt_term::destroy ()
107	{	339	{
		340	if (destroy_ev.active)
		341	return;
		342
		343	#if ENABLE_OVERLAY
		344	scr_overlay_off ();
		345	#endif
		346
		347	if (display)
		348	{
		349	#if USE_XIM
		350	im_ev.stop (display);
		351	#endif
		352	#if HAVE_SCROLLBARS
		353	scrollbar_ev.stop (display);
		354	#endif
		355	#if MENUBAR
		356	menubar_ev.stop (display);
		357	#endif
		358	#if TRANSPARENT
		359	rootwin_ev.stop (display);
		360	#endif
		361	incr_ev.stop ();
		362	termwin_ev.stop (display);
		363	vt_ev.stop (display);
		364	}
		365
108	check_ev.stop ();	366	check_ev.stop ();
109	pty_ev.stop ();	367	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	368	#ifdef CURSOR_BLINK
		369	cursor_blink_ev.stop ();
		370	#endif
		371	#ifdef TEXT_BLINK
112	blink_ev.stop ();	372	text_blink_ev.stop ();
		373	#endif
		374	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		375	cont_scroll_ev.stop ();
		376	#endif
		377	#ifdef SELECTION_SCROLLING
		378	sel_scroll_ev.stop ();
113	#endif	379	#endif
114	#ifdef POINTER_BLANK	380	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	381	pointer_ev.stop ();
116	#endif	382	#endif
117		383
…		…
119	}	385	}
120		386
121	void	387	void
122	rxvt_term::destroy_cb (time_watcher &w)	388	rxvt_term::destroy_cb (time_watcher &w)
123	{	389	{
124	SET_R (this);	390	make_current ();
125		391
126	delete this;	392	delete this;
127	}	393	}
128		394
129	/*----------------------------------------------------------------------*/	395	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */	396	/*
131	/* LIBPROTO */	397	* Exit gracefully, clearing the utmp entry and restoring tty attributes
132	rxvt_t	398	* TODO: if debugging, this should free up any known resources if we can
133	rxvt_init (int argc, const char *const *argv)	399	*/
134	{	400	static XErrorHandler old_xerror_handler;
135	SET_R (new rxvt_term);
136	dR;
137		401
138	if (!R->init_vars () || !R->init (argc, argv))	402	static void
		403	rxvt_emergency_cleanup ()
		404	{
		405	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		406	(*t)->emergency_cleanup ();
		407	}
		408
		409	#if ENABLE_FRILLS
		410	static void
		411	print_x_error (Display *dpy, XErrorEvent *event)
		412	{
		413	char buffer[BUFSIZ];
		414	char mesg[BUFSIZ];
		415	char number[32];
		416	char *mtype = "XlibMessage";
		417	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		418	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		419	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		420	rxvt_warn ("%s: %s\n", mesg, buffer);
		421	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		422	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		423	sprintf(number, "%d", event->request_code);
		424	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		425	rxvt_warn ("(which is %s)\n", buffer);
		426	if (event->request_code >= 128) {
		427	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		428	mesg, BUFSIZ);
		429	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
139	{	430	}
140	delete R;	431	if ((event->error_code == BadWindow) ||
141	return NULL;	432	(event->error_code == BadPixmap) ||
		433	(event->error_code == BadCursor) ||
		434	(event->error_code == BadFont) ||
		435	(event->error_code == BadDrawable) ||
		436	(event->error_code == BadColor) ||
		437	(event->error_code == BadGC) ||
		438	(event->error_code == BadIDChoice) ||
		439	(event->error_code == BadValue) ||
		440	(event->error_code == BadAtom)) {
		441	if (event->error_code == BadValue)
		442	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		443	mesg, BUFSIZ);
		444	else if (event->error_code == BadAtom)
		445	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		446	mesg, BUFSIZ);
		447	else
		448	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		449	mesg, BUFSIZ);
		450	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		451	}
		452	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		453	mesg, BUFSIZ);
		454	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		455	}
		456	#endif
		457
		458	int
		459	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		460	{
		461	if (GET_R->allowedxerror == -1)
		462	GET_R->allowedxerror = event->error_code;
		463	else
142	}	464	{
143		465	// GET_R is most likely not the terminal which caused the error,
144	return R;	466	// so just output the error and continue
145	}	467	#if ENABLE_FRILLS
146		468	print_x_error (display, event);
147	/* EXTPROTO */
148	void
149	rxvt_init_signals ()
150	{
151	/* install exit handler for cleanup */
152	#if 0
153	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);
155	#else	469	#else
		470	old_xerror_handler (display, event);
156	#endif	471	#endif
157	#endif	472	}
158		473
159	struct sigaction sa;	474	return 0;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */
172
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}	475	}
176		476
		477	int
		478	rxvt_xioerror_handler (Display *display)
		479	{
		480	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		481	DisplayString (display));
		482	rxvt_emergency_cleanup ();
		483	_exit (EXIT_FAILURE);
		484	}
		485
		486	/*----------------------------------------------------------------------*/
177	bool	487	bool
178	rxvt_term::init (int argc, const char *const *argv)	488	rxvt_term::init (int argc, const char *const *argv)
179	{	489	{
180	dR;//TODO (scrollbar, setidle)	490	SET_R (this);
		491	set_locale ("");
		492	set_environ (envv); // few things in X do not call setlocale :(
		493
		494	if (!init_vars ())
		495	return false;
		496
		497	init_secondary ();
		498
		499	const char **cmd_argv = init_resources (argc, argv);
		500
		501	#ifdef KEYSYM_RESOURCE
		502	keyboard->register_done ();
		503	#endif
		504
		505	#if MENUBAR_MAX
		506	menubar_read (rs[Rs_menu]);
		507	#endif
		508	#ifdef HAVE_SCROLLBARS
		509	if (OPTION (Opt_scrollBar))
		510	scrollBar.setIdle (); /* set existence for size calculations */
		511	#endif
		512
		513	#if ENABLE_PERL
		514	if (!rs[Rs_perl_ext_1])
		515	rs[Rs_perl_ext_1] = "default";
		516
		517	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		518	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		519	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		520	{
		521	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		522	// ignore some perl-related arguments if some bozo installed us set[ug]id
		523	if (rxvt_tainted ())
		524	{
		525	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
		526	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		527	{
		528	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
		529	rs[Rs_perl_lib] = 0;
		530	rs[Rs_perl_eval] = 0;
		531	}
		532	}
		533	#endif
		534	rxvt_perl.init ();
		535	setlocale (LC_CTYPE, curlocale); // perl init destroys current locale
		536	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		537	}
		538	#endif
		539
		540	create_windows (argc, argv);
		541
		542	dDisp;
		543
		544	init_xlocale ();
		545
		546	scr_reset (); // initialize screen
		547
		548	#if 0
		549	XSynchronize (disp, True);
		550	#endif
		551
		552	#ifdef HAVE_SCROLLBARS
		553	if (OPTION (Opt_scrollBar))
		554	resize_scrollbar (); /* create and map scrollbar */
		555	#endif
		556	#if (MENUBAR_MAX)
		557	if (menubar_visible ())
		558	XMapWindow (disp, menuBar.win);
		559	#endif
		560	#ifdef TRANSPARENT
		561	if (OPTION (Opt_transparent))
		562	{
		563	XSelectInput (disp, display->root, PropertyChangeMask);
		564	check_our_parents ();
		565	rootwin_ev.start (display, display->root);
		566	}
		567	#endif
		568
		569	XMapWindow (disp, vt);
		570	XMapWindow (disp, parent[0]);
		571
		572	set_colorfgbg ();
		573
		574	init_command (cmd_argv);
		575
		576	free (cmd_argv);
		577
		578	if (pty.pty >= 0)
		579	pty_ev.start (pty.pty, EVENT_READ);
		580
		581	check_ev.start ();
		582
		583	HOOK_INVOKE ((this, HOOK_START, DT_END));
		584
		585	return true;
		586	}
		587
		588	static struct sig_handlers
		589	{
		590	sig_watcher sw_chld, sw_term, sw_int;
		591
		592	void sig_chld (sig_watcher &w)
		593	{
		594	// we are being called for every SIGCHLD, find the corresponding term
		595	int pid;
		596
		597	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		598	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		599	if (pid == (*t)->cmd_pid)
		600	{
		601	(*t)->child_exit ();
		602	break;
		603	}
		604	}
		605
		606	/*
		607	* Catch a fatal signal and tidy up before quitting
		608	*/
		609	void
		610	sig_term (sig_watcher &w)
		611	{
		612	#ifdef DEBUG_CMD
		613	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		614	#endif
		615	rxvt_emergency_cleanup ();
		616	signal (w.signum, SIG_DFL);
		617	kill (getpid (), w.signum);
		618	}
		619
		620	sig_handlers ()
		621	: sw_chld (this, &sig_handlers::sig_chld),
		622	sw_term (this, &sig_handlers::sig_term),
		623	sw_int (this, &sig_handlers::sig_term)
		624	{
		625	}
		626	} sig_handlers;
		627
		628	char **rxvt_environ; // startup environment
		629
		630	void
		631	rxvt_init ()
		632	{
		633	rxvt_environ = environ;
181		634
182	/*	635	/*
183	* Save and then give up any super-user privileges	636	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.	637	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:	638	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems	639	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems	640	* 2. chown tty on some systems
188	*/	641	*/
189	rxvt_privileges (this, SAVE);	642	rxvt_privileges (SAVE);
190	rxvt_privileges (this, IGNORE);	643	rxvt_privileges (IGNORE);
191		644
192	rxvt_init_secondary (this);	645	signal (SIGHUP, SIG_IGN);
		646	signal (SIGPIPE, SIG_IGN);
193		647
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	648	sig_handlers.sw_chld.start (SIGCHLD);
		649	sig_handlers.sw_term.start (SIGTERM);
		650	sig_handlers.sw_int.start (SIGINT);
195		651
196	#if (MENUBAR_MAX)	652	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
197	rxvt_menubar_read (this, rs[Rs_menu]);	653	/* signal (SIGURG, SIG_DFL); */
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203		654
204	rxvt_Create_Windows (this, argc, argv);	655	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		656	// TODO: handle this with exceptions and tolerate the memory loss
		657	XSetIOErrorHandler (rxvt_xioerror_handler);
205		658
206	rxvt_init_xlocale (this);	659	XrmInitialize ();
207
208	scr_reset (); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}
249
250	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */
253	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/
256	/* ARGSUSED */
257	/* EXTPROTO */
258	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))
260	{
261	int pid, save_errno = errno;
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263	;
264	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}
271
272	/*
273	* Catch a fatal signal and tidy up before quitting
274	*/
275	/* EXTPROTO */
276	RETSIGTYPE
277	rxvt_Exit_signal(int sig)
278	{
279	signal(sig, SIG_DFL);
280	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);
282	#endif
283	rxvt_clean_exit();
284	kill(getpid(), sig);
285	}
286
287	/* ARGSUSED */
288	/* INTPROTO */
289	int
290	rxvt_xerror_handler(const Display * display
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{
293	dR;
294
295	if (R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;
297	else
298	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();
304	}
305
306	return 0;
307	}
308
309	/*----------------------------------------------------------------------*/
310	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can
313	*/
314	/* EXTPROTO */
315	void
316	rxvt_clean_exit ()
317	{
318	dR;
319
320	R->destroy ();
321	}	660	}
322		661
323	/* ------------------------------------------------------------------------- *	662	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	663	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	664	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	665	void *
		666	rxvt_malloc (size_t size)
		667	{
		668	void *p = malloc (size);
		669
		670	if (!p)
		671	rxvt_fatal ("memory allocation failure. aborting.\n");
		672
		673	return p;
		674	}
		675
		676	void *
		677	rxvt_calloc (size_t number, size_t size)
		678	{
		679	void *p = calloc (number, size);
		680
		681	if (!p)
		682	rxvt_fatal ("memory allocation failure. aborting.\n");
		683
		684	return p;
		685	}
		686
327	void *	687	void *
328	rxvt_malloc(size_t size)
329	{
330	void *p;
331
332	p = malloc(size);
333	if (p)
334	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}
341
342	/* EXTPROTO */
343	void *
344	rxvt_calloc(size_t number, size_t size)
345	{
346	void *p;
347
348	p = calloc(number, size);
349	if (p)
350	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}
357
358	/* EXTPROTO */
359	void *
360	rxvt_realloc(void *ptr, size_t size)	688	rxvt_realloc (void *ptr, size_t size)
361	{	689	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	690	void *p = realloc (ptr, size);
366	else	691
367	p = malloc(size);
368	if (p)	692	if (!p)
		693	rxvt_fatal ("memory allocation failure. aborting.\n");
		694
369	return p;	695	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	696	}
376		697
377	/* ------------------------------------------------------------------------- *	698	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *	699	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */	700	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */	701	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void	702	void
383	rxvt_privileges(pR_ int mode)	703	rxvt_privileges (rxvt_privaction action)
384	{	704	{
385	#if ! defined(__CYGWIN32__)	705	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	706	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */	707	/* setreuid () is the poor man's setuid (), seteuid () */
388	# define seteuid(a) setreuid(-1, (a))	708	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))	709	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID	710	# define HAVE_SETEUID
391	# endif	711	# endif
392	# ifdef HAVE_SETEUID	712	# ifdef HAVE_SETEUID
393	switch (mode) {	713	switch (action)
		714	{
394	case IGNORE:	715	case IGNORE:
395	/*	716	/*
396	* change effective uid/gid - not real uid/gid - so we can switch	717	* change effective uid/gid - not real uid/gid - so we can switch
397	* back to root later, as required	718	* back to root later, as required
398	*/	719	*/
399	seteuid(getuid());
400	setegid(getgid());	720	setegid (getgid ());
		721	seteuid (getuid ());
401	break;	722	break;
402	case SAVE:	723	case SAVE:
403	R->euid = geteuid();
404	R->egid = getegid();	724	saved_egid = getegid ();
		725	saved_euid = geteuid ();
405	break;	726	break;
406	case RESTORE:	727	case RESTORE:
407	seteuid(R->euid);
408	setegid(R->egid);	728	setegid (saved_egid);
		729	seteuid (saved_euid);
409	break;	730	break;
410	}	731	}
411	# else	732	# else
412	switch (mode) {	733	switch (action)
		734	{
413	case IGNORE:	735	case IGNORE:
414	setuid(getuid());
415	setgid(getgid());	736	setgid (getgid ());
		737	setuid (getuid ());
416	/* FALLTHROUGH */	738	/* FALLTHROUGH */
417	case SAVE:	739	case SAVE:
418	/* FALLTHROUGH */	740	/* FALLTHROUGH */
419	case RESTORE:	741	case RESTORE:
420	break;	742	break;
421	}	743	}
422	# endif	744	# endif
423	#endif	745	#endif
424	}	746	}
425		747
426	#ifdef UTMP_SUPPORT	748	#ifdef UTMP_SUPPORT
427	/* EXTPROTO */
428	void	749	void
429	rxvt_privileged_utmp(pR_ char action)	750	rxvt_term::privileged_utmp (rxvt_privaction action)
430	{	751	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	752	if (OPTION (Opt_utmpInhibit)
432	action, R->next_utmp_action, getpid()));	753	|| !pty.name || !*pty.name)
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')
436	return;	754	return;
437		755
438	rxvt_privileges(aR_ RESTORE);	756	rxvt_privileges (RESTORE);
		757
439	if (action == SAVE) {	758	if (action == SAVE)
440	R->next_utmp_action = RESTORE;	759	makeutent (pty.name, rs[Rs_display_name]);
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	760	else
442	} else { /* action == RESTORE */	761	cleanutent ();
443	R->next_utmp_action = IGNORE;	762
444	rxvt_cleanutent(aR);
445	}
446	rxvt_privileges(aR_ IGNORE);	763	rxvt_privileges (IGNORE);
447	}
448	#endif
449
450	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void
453	rxvt_privileged_ttydev(pR_ char action)
454	{
455	D_MAIN((stderr,
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457	action, R->next_tty_action, getpid()));
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')
460	return;
461
462	rxvt_privileges(aR_ RESTORE);
463
464	if (action == SAVE) {
465	R->next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;
470	else
471	# endif
472	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);
475	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);
477	# endif
478	}
479	} else { /* action == RESTORE */
480	R->next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484	# else
485	chmod(R->ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);
488	# endif
489	}
490
491	rxvt_privileges(aR_ IGNORE);
492
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));
500	# endif
501	}	764	}
502	#endif	765	#endif
503		766
504	/*----------------------------------------------------------------------*/	767	/*----------------------------------------------------------------------*/
505	/*	768	/*
506	* window size/position calculcations for XSizeHint and other storage.	769	* window size/position calculcations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	770	* if width/height are non-zero then override calculated width/height
508	*/	771	*/
509	/* EXTPROTO */
510	void	772	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	773	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	774	{
513	short recalc_x, recalc_y;	775	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	776	int x, y, sb_w, mb_h, flags;
515	unsigned int w, h;	777	unsigned int w, h;
516	unsigned int max_width, max_height;	778	unsigned int max_width, max_height;
		779	dDisp;
517		780
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	781	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	782	ncol, nrow, szHint.width, szHint.height));
520	R->szHint.height));	783
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	784	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	785	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	786	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		787
525	recalc_x = recalc_y = 0;	788	recalc_x = recalc_y = 0;
526	flags = 0;	789	flags = 0;
		790
527	if (!R->parsed_geometry) {	791	if (!parsed_geometry)
		792	{
528	R->parsed_geometry = 1;	793	parsed_geometry = 1;
		794
529	if (R->rs[Rs_geometry])	795	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	796	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		797
531	if (flags & WidthValue) {	798	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	799	{
		800	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	801	szHint.flags |= USSize;
534	}	802	}
		803
535	if (flags & HeightValue) {	804	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	805	{
		806	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	807	szHint.flags |= USSize;
538	}	808	}
		809
539	if (flags & XValue) {	810	if (flags & XValue)
		811	{
540	R->szHint.x = x;	812	szHint.x = x;
541	R->szHint.flags |= USPosition;	813	szHint.flags |= USPosition;
		814
542	if (flags & XNegative) {	815	if (flags & XNegative)
		816	{
543	recalc_x = 1;	817	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	818	szHint.win_gravity = NorthEastGravity;
545	}	819	}
546	}	820	}
		821
547	if (flags & YValue) {	822	if (flags & YValue)
		823	{
548	R->szHint.y = y;	824	szHint.y = y;
549	R->szHint.flags |= USPosition;	825	szHint.flags |= USPosition;
		826
550	if (flags & YNegative) {	827	if (flags & YNegative)
		828	{
551	recalc_y = 1;	829	recalc_y = 1;
		830
552	if (R->szHint.win_gravity == NorthEastGravity)	831	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	832	szHint.win_gravity = SouthEastGravity;
554	else	833	else
555	R->szHint.win_gravity = SouthWestGravity;	834	szHint.win_gravity = SouthWestGravity;
556	}	835	}
557	}	836	}
558	}	837	}
		838
559	/* TODO: BOUNDS */	839	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	840	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	841	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	842	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	843	max_height = MAX_ROWS * fheight;
564		844
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	845	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		846
567	sb_w = mb_h = 0;	847	sb_w = mb_h = 0;
568	R->window_vt_x = R->window_vt_y = 0;	848	window_vt_x = window_vt_y = int_bwidth;
		849
569	if (scrollbar_visible(R)) {	850	if (scrollbar_visible ())
		851	{
570	sb_w = scrollbar_TotalWidth();	852	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	853	szHint.base_width += sb_w;
572	if (!(R->Options & Opt_scrollBar_right))	854	if (!OPTION (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	855	window_vt_x += sb_w;
574	}	856	}
		857
575	if (menubar_visible(R)) {	858	if (menubar_visible ())
		859	{
576	mb_h = menuBar_TotalHeight();	860	mb_h = menuBar_TotalHeight ();
577	R->szHint.base_height += mb_h;	861	szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;	862	window_vt_y += mb_h;
579	}	863	}
		864
580	R->szHint.width_inc = R->TermWin.fwidth;	865	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	866	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	867	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	868	szHint.min_height = szHint.base_height + szHint.height_inc;
584		869
585	if (width && width - R->szHint.base_width < max_width) {	870	if (newwidth && newwidth - szHint.base_width < max_width)
		871	{
586	R->szHint.width = width;	872	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	873	width = newwidth - szHint.base_width;
588	} else {	874	}
589	MIN_IT(R->TermWin.width, max_width);	875	else
		876	{
		877	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	878	szHint.width = szHint.base_width + width;
591	}	879	}
		880
592	if (height && height - R->szHint.base_height < max_height) {	881	if (newheight && newheight - szHint.base_height < max_height)
		882	{
593	R->szHint.height = height;	883	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	884	height = newheight - szHint.base_height;
595	} else {	885	}
596	MIN_IT(R->TermWin.height, max_height);	886	else
		887	{
		888	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	889	szHint.height = szHint.base_height + height;
598	}	890	}
		891
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	892	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	893	window_sb_x = szHint.width - sb_w;
601		894
602	if (recalc_x)	895	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	896	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
605	if (recalc_y)	897	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	898	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		899
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	900	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	901	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	902	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	903	ncol, nrow, szHint.width,
613	R->szHint.height));	904	szHint.height));
614	return;	905	return;
615	}	906	}
616		907
617	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
618	/*	909	/*
619	* Tell the teletype handler what size the window is.	910	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	911	* Called after a window size change.
621	*/	912	*/
622	void	913	void
623	rxvt_term::tt_winch ()	914	rxvt_term::tt_winch ()
624	{	915	{
625	struct winsize ws;	916	if (pty.pty < 0)
626
627	if (cmd_fd < 0)
628	return;	917	return;
629		918
		919	struct winsize ws;
		920
630	ws.ws_col = TermWin.ncol;	921	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	922	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	923	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	924	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	925	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
635	#else	926
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	927	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	928	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	929	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	930	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	931	#endif
643	}	932	}
644		933
645	/*----------------------------------------------------------------------*/	934	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	935	/* set_fonts () - load and set the various fonts
647	/*	936	*
648	* init = 1 - initialize	937	* init = 1 - initialize
649	*	938	*
650	* fontname == FONT_UP - switch to bigger font	939	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	940	* fontname == FONT_DN - switch to smaller font
652	*/	941	*/
653	/* EXTPROTO */	942	bool
654	void	943	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	944	{
657	}	945	rxvt_fontset *fs = new rxvt_fontset (this);
		946	rxvt_fontprop prop;
658		947
659	/* INTPROTO */	948	if (!fs
660	void	949	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
661	rxvt_font_up_down(pR_ int n, int direction)	950	|| !fs->realize_font (1))
		951	{
		952	delete fs;
		953	return false;
		954	}
		955
		956	#if ENABLE_STYLES
		957	for (int i = RS_styleCount; --i; )
		958	if (fontset[i] != fontset[0])
		959	delete fontset[i];
		960	#endif
		961
		962	delete fontset[0];
		963	fontset[0] = fs;
		964
		965	prop = (*fs)[1]->properties ();
		966	prop.height += lineSpace;
		967	fs->set_prop (prop);
		968
		969	fwidth = prop.width;
		970	fheight = prop.height;
		971	fbase = prop.ascent;
		972
		973	for (int style = 1; style < 4; style++)
		974	{
		975	#if ENABLE_STYLES
		976	const char *res = rs[Rs_font + style];
		977
		978	if (res && !*res)
		979	fontset[style] = fontset[0];
		980	else
		981	{
		982	fontset[style] = fs = new rxvt_fontset (this);
		983	rxvt_fontprop prop2 = prop;
		984
		985	if (res)
		986	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		987	else
		988	{
		989	res = fontset[0]->fontdesc;
		990
		991	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		992	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		993	}
		994
		995	fs->populate (res);
		996	fs->set_prop (prop2);
		997	}
		998	#else
		999	fontset[style] = fontset[0];
		1000	#endif
		1001	}
		1002
		1003	if (parent[0])
		1004	{
		1005	resize_all_windows (0, 0, 0);
		1006	scr_remap_chars ();
		1007	scr_touch (true);
		1008	}
		1009
		1010	return true;
		1011	}
		1012
		1013	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	1014	{
		1015	XChangeProperty (display->display, parent[0],
		1016	prop, XA_STRING, 8, PropModeReplace,
		1017	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		1018	}
		1019
		1020	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		1021	{
		1022	wchar_t *ws = rxvt_mbstowcs (str, len);
		1023	char *s = rxvt_wcstoutf8 (ws);
		1024
		1025	XChangeProperty (display->display, parent[0],
		1026	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		1027	(const unsigned char *)s, strlen (s));
		1028
		1029	free (s);
		1030	free (ws);
663	}	1031	}
664		1032
665	/*----------------------------------------------------------------------*/	1033	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	1035	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	1036	void
670	rxvt_set_title(pR_ const char *str)	1037	rxvt_term::set_title (const char *str)
671	{	1038	{
672	#ifndef SMART_WINDOW_TITLE	1039	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	1040	#if ENABLE_EWMH
		1041	set_utf8_property (xa[XA_NET_WM_NAME], str);
		1042	#endif
		1043	}
		1044
		1045	void
		1046	rxvt_term::set_icon_name (const char *str)
		1047	{
		1048	set_string_property (XA_WM_ICON_NAME, str);
		1049	#if ENABLE_EWMH
		1050	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		1051	#endif
		1052	}
		1053
		1054	#ifdef XTERM_COLOR_CHANGE
		1055	void
		1056	rxvt_term::set_window_color (int idx, const char *color)
		1057	{
		1058	rxvt_color xcol;
		1059	int i;
		1060
		1061	if (color == NULL || *color == '\0')
		1062	return;
		1063
		1064	/* handle color aliases */
		1065	if (isdigit (*color))
		1066	{
		1067	i = atoi (color);
		1068
		1069	if (i >= 8 && i <= 15)
		1070	{ /* bright colors */
		1071	i -= 8;
		1072	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		1073	SET_PIXCOLOR (idx);
		1074	goto done;
		1075	}
		1076
		1077	if (i >= 0 && i <= 7)
		1078	{ /* normal colors */
		1079	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1080	SET_PIXCOLOR (idx);
		1081	goto done;
		1082	}
		1083	}
		1084
		1085	if (!rXParseAllocColor (&xcol, color))
		1086	return;
		1087
		1088	/* XStoreColor (display->display, display->cmap, XColor*); */
		1089
		1090	/*
		1091	* FIXME: should free colors here, but no idea how to do it so instead,
		1092	* so just keep gobbling up the colormap
		1093	*/
		1094	# if 0
		1095	for (i = Color_Black; i <= Color_White; i++)
		1096	if (pix_colors[idx] == pix_colors[i])
		1097	break;
		1098	if (i > Color_White)
		1099	{
		1100	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1101	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1102	DisplayPlanes (display->display, display->screen));
		1103	}
		1104	# endif
		1105
		1106	pix_colors_focused[idx] = xcol;
		1107	SET_PIXCOLOR (idx);
		1108
		1109	/* XSetWindowAttributes attr; */
		1110	/* Cursor cursor; */
		1111	done:
		1112
		1113	#if OFF_FOCUS_FADING
		1114	if (rs[Rs_fade])
		1115	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1116	#endif
		1117
		1118	/*TODO: handle Color_BD, scrollbar background, etc. */
		1119
		1120	recolour_cursor ();
		1121	scr_recolour ();
		1122	}
		1123
674	#else	1124	#else
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif
684	}
685
686	/* EXTPROTO */
687	void
688	rxvt_set_iconName(pR_ const char *str)
689	{
690	#ifndef SMART_WINDOW_TITLE
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
692	#else
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif
702	}
703
704	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;
710	int i;
711
712	if (color == NULL || *color == '\0')
713	return;
714
715	/* handle color aliases */
716	if (isdigit(*color)) {
717	i = atoi(color);
718	if (i >= 8 && i <= 15) { /* bright colors */
719	i -= 8;
720	# ifndef NO_BRIGHTCOLOR
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
722	SET_PIXCOLOR(R, idx);
723	goto Done;
724	# endif
725	}
726	if (i >= 0 && i <= 7) { /* normal colors */
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];
728	SET_PIXCOLOR(R, idx);
729	goto Done;
730	}
731	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735
736	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap
739	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750
751	R->PixColors[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753
754	/* XSetWindowAttributes attr; */
755	/* Cursor cursor; */
756	Done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */
762
763	rxvt_set_colorfgbg(aR);
764	rxvt_recolour_cursor(aR);
765	/* the only reasonable way to enforce a clean update */
766	rxvt_scr_poweron(aR);
767	}
768
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1125	# define set_window_color (idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */	1126	#endif /* XTERM_COLOR_CHANGE */
772		1127
773	/* EXTPROTO */
774	void	1128	void
775	rxvt_recolour_cursor(pR)	1129	rxvt_term::recolour_cursor ()
776	{	1130	{
777	rxvt_color xcol[2];	1131	XColor xcol[2];
778		1132
779	#if TODO	1133	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	1134	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	1135	: pix_colors_focused[Color_fg];
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1136	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1137	? pix_colors_focused[Color_pointer_bg]
		1138	: pix_colors_focused[Color_bg];
		1139
		1140	XQueryColors (display->display, display->cmap, xcol, 2);
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1141	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
784	#endif
785	}	1142	}
786		1143
787	/*----------------------------------------------------------------------*/	1144	/*----------------------------------------------------------------------*/
788	/*	1145	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	1146	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	1147	*/
791	/* INTPROTO */
792	void	1148	void
793	rxvt_set_colorfgbg(pR)	1149	rxvt_term::set_colorfgbg ()
794	{	1150	{
795	unsigned int i;	1151	unsigned int i;
796	const char *xpmb = "\0";	1152	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1153	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1154
799	R->env_colorfgbg =
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1155	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
801	STRCPY(fstr, "default");	1156	strcpy (fstr, "default");
802	STRCPY(bstr, "default");	1157	strcpy (bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1158	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1159	if (pix_colors[Color_fg] == pix_colors[i])
		1160	{
805	sprintf(fstr, "%d", (i - Color_Black));	1161	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1162	break;
807	}	1163	}
		1164
808	for (i = Color_Black; i <= Color_White; i++)	1165	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1166	if (pix_colors[Color_bg] == pix_colors[i])
		1167	{
810	sprintf(bstr, "%d", (i - Color_Black));	1168	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1169	#ifdef XPM_BACKGROUND
812	xpmb = "default;";	1170	xpmb = "default;";
813	#endif	1171	#endif
814	break;	1172	break;
815	}	1173	}
		1174
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1175	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818
819	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {
822	if (R->PixColors[Color_fg] == R->PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826	}
827	#endif
828	}	1176	}
829		1177
830	/*----------------------------------------------------------------------*/	1178	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1179
836	/* EXTPROTO */
837	int	1180	int
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1181	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
839	{	1182	{
840	screen_in_out->set(aR_ colour);
841
842	if (!screen_in_out->set(aR_ colour)) {	1183	if (!screen_in_out->set (display, colour))
843	rxvt_print_error("can't allocate colour: %s", colour);	1184	{
		1185	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
844	return false;	1186	return false;
845	}	1187	}
846		1188
847	return true;	1189	return true;
848	}	1190	}
849		1191
850	/* -------------------------------------------------------------------- *	1192	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1193	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1194	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1195	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1196	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1197	{
858	int fix_screen;	1198	int fix_screen;
		1199	int old_width = szHint.width, old_height = szHint.height;
		1200	dDisp;
859		1201
		1202	window_calc (newwidth, newheight);
		1203	XSetWMNormalHints (disp, parent[0], &szHint);
		1204
		1205	if (!ignoreparent)
		1206	{
860	#ifdef SMART_RESIZE	1207	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1208	/*
862	#endif
863
864	rxvt_window_calc(aR_ width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866	if (!ignoreparent) {
867	#ifdef SMART_RESIZE
868	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1209	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1210	* reposition window on resize depending on placement on screen
871	*/	1211	*/
872	int x, y, x1, y1;	1212	int x, y, x1, y1;
873	int dx, dy;	1213	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1214	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1215	Window unused_cr;
876		1216
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1217	XTranslateCoordinates (disp, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1218	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1219	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1220	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1221	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1222	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1223	* our position for handles and decorations. Counter it
884	*/	1224	*/
885	if (x1 != x || y1 != y) {	1225	if (x1 != x || y1 != y)
		1226	{
886	x -= x1;	1227	x -= x1;
887	y -= y1;	1228	y -= y1;
888	}	1229	}
889		1230
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1231	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1232	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1233	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1234	dy = old_height - szHint.height;
894		1235
895	/* Check position of the center of the window */	1236	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1237	if (x < x1) /* left half */
897	dx = 0;	1238	dx = 0;
898	else if (x == x1) /* exact center */	1239	else if (x == x1) /* exact center */
899	dx /= 2;	1240	dx /= 2;
900	if (y < y1) /* top half */	1241	if (y < y1) /* top half */
901	dy = 0;	1242	dy = 0;
902	else if (y == y1) /* exact center */	1243	else if (y == y1) /* exact center */
903	dy /= 2;	1244	dy /= 2;
904		1245
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1246	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1247	szHint.width, szHint.height);
907	#else	1248	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1249	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1250	#endif
911	}	1251	}
912		1252
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1253	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1254
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1255	if (fix_screen || newwidth != old_width || newheight != old_height)
		1256	{
916	if (scrollbar_visible(R)) {	1257	if (scrollbar_visible ())
		1258	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1259	XMoveResizeWindow (disp, scrollBar.win,
		1260	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1261	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1262	resize_scrollbar ();
920	}	1263	}
		1264
921	if (menubar_visible(R))	1265	if (menubar_visible ())
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1266	XMoveResizeWindow (disp, menuBar.win,
		1267	window_vt_x, 0,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1268	width, menuBar_TotalHeight ());
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1269
925	R->window_vt_y, TermWin_TotalWidth(),	1270	XMoveResizeWindow (disp, vt,
		1271	window_vt_x, window_vt_y,
926	TermWin_TotalHeight());	1272	width, height);
927	#ifdef RXVT_GRAPHICS	1273
928	if (R->old_height)
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930	R->old_height - R->szHint.base_height);
931	#endif
932	rxvt_scr_clear(aR);	1274	scr_clear ();
933	#ifdef XPM_BACKGROUND	1275	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);	1276	resize_pixmap ();
935	#endif	1277	#endif
936	}	1278	}
937		1279
938	if (fix_screen || R->old_height == 0) {	1280	if (fix_screen || old_height == 0)
		1281	{
939	int curr_screen = -1;	1282	int curr_screen = -1;
940	uint16_t old_ncol = R->prev_ncol;	1283	int old_ncol = prev_ncol;
941		1284
942	/* scr_reset only works on the primary screen */	1285	/* scr_reset only works on the primary screen */
943	if (R->old_height) /* this is not the first time through */	1286	if (old_height) /* this is not the first time through */
		1287	{
		1288	unsigned int ocol = ncol;
		1289	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1290	curr_screen = scr_change_screen (PRIMARY);
945		1291	ncol = ocol;
946	R->scr_reset();
947
948	if (curr_screen >= 0) { /* this is not the first time through */
949	rxvt_scr_change_screen(aR_ curr_screen);
950	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
951	}	1292	}
952	}
953		1293
		1294	scr_reset ();
		1295
		1296	if (curr_screen >= 0) /* this is not the first time through */
		1297	{
		1298	scr_change_screen (curr_screen);
		1299	selection_check (old_ncol != ncol ? 4 : 0);
		1300	}
		1301	}
		1302
954	R->old_width = R->szHint.width;	1303	old_width = szHint.width;
955	R->old_height = R->szHint.height;	1304	old_height = szHint.height;
		1305
		1306	#ifdef XPM_BACKGROUND
		1307	if (pixmap)
		1308	scr_touch (false);
		1309	#endif
956		1310
957	#ifdef USE_XIM	1311	#ifdef USE_XIM
958	rxvt_IMSetStatusPosition(aR);	1312	IMSetStatusPosition ();
959	#endif	1313	#endif
960	}	1314	}
961		1315
962	/*	1316	/*
963	* Set the width/height of the vt window in characters. Units are pixels.	1317	* Set the width/height of the vt window in characters. Units are pixels.
964	* good for toggling 80/132 columns	1318	* good for toggling 80/132 columns
965	*/	1319	*/
966	/* EXTPROTO */
967	void	1320	void
968	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1321	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
969	{	1322	{
970	XWindowAttributes wattr;	1323	XWindowAttributes wattr;
971		1324
972	if (width == 0 || height == 0) {	1325	if (newwidth == 0 || newheight == 0)
		1326	{
973	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1327	XGetWindowAttributes (display->display, display->root, &wattr);
		1328
974	if (width == 0)	1329	if (newwidth == 0)
975	width = wattr.width - R->szHint.base_width;	1330	newwidth = wattr.width - szHint.base_width;
976	if (height == 0)	1331	if (newheight == 0)
977	height = wattr.height - R->szHint.base_height;	1332	newheight = wattr.height - szHint.base_height;
		1333	}
		1334
		1335	if (newwidth != width || newheight != height)
978	}	1336	{
979	if (width != R->TermWin.width || height != R->TermWin.height) {
980	width += R->szHint.base_width;	1337	newwidth += szHint.base_width;
981	height += R->szHint.base_height;	1338	newheight += szHint.base_height;
982	rxvt_resize_all_windows(aR_ width, height, 0);	1339	resize_all_windows (newwidth, newheight, 0);
983	}	1340	}
984	}	1341	}
985		1342
986	/* -------------------------------------------------------------------- *	1343	/* -------------------------------------------------------------------- *
987	* - X INPUT METHOD ROUTINES - *	1344	* - X INPUT METHOD ROUTINES - *
988	* -------------------------------------------------------------------- */	1345	* -------------------------------------------------------------------- */
989	#ifdef USE_XIM	1346	#ifdef USE_XIM
990	/* INTPROTO */
991	void
992	rxvt_setSize(pR_ XRectangle * size)
993	{
994	size->x = R->TermWin.int_bwidth;
995	size->y = R->TermWin.int_bwidth;
996	size->width = Width2Pixel(R->TermWin.ncol);
997	size->height = Height2Pixel(R->TermWin.nrow);
998	}
999		1347
1000	/* INTPROTO */
1001	void	1348	void
1002	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1349	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1003	{	1350	{
1004	*fg = R->PixColors[Color_fg];	1351	fg = pix_colors[Color_fg];
1005	*bg = R->PixColors[Color_bg];	1352	bg = pix_colors[Color_bg];
		1353	}
		1354
		1355	void
		1356	rxvt_term::im_set_size (XRectangle &size)
		1357	{
		1358	// the int_bwidth terms make no sense to me
		1359	size.x = int_bwidth;
		1360	size.y = int_bwidth;
		1361	size.width = Width2Pixel (ncol) + int_bwidth;
		1362	size.height = Height2Pixel (nrow) + int_bwidth;
		1363	}
		1364
		1365	void
		1366	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1367	XRectangle &status_rect,
		1368	const XRectangle &needed_rect)
		1369	{
		1370	preedit_rect.x = needed_rect.width;
		1371	preedit_rect.y = 0;
		1372	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1373	preedit_rect.height = fheight;
		1374
		1375	status_rect.x = 0;
		1376	status_rect.y = 0;
		1377	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1378	status_rect.height = fheight;
1006	}	1379	}
1007		1380
1008	/* Checking whether input method is running. */	1381	/* Checking whether input method is running. */
1009	/* INTPROTO */
1010	Bool	1382	bool
1011	rxvt_IMisRunning(pR)	1383	rxvt_term::IMisRunning ()
1012	{	1384	{
1013	char *p;	1385	char *p;
1014	Atom atom;	1386	Atom atom;
1015	Window win;	1387	Window win;
1016	char server[IMBUFSIZ];	1388	char server[IMBUFSIZ];
1017		1389
1018	/* get current locale modifier */	1390	/* get current locale modifier */
1019	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1391	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1392	{
1020	STRCPY(server, "@server=");	1393	strcpy (server, "@server=");
1021	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1394	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1395
1022	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1396	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1023	*p = '\0';	1397	*p = '\0';
1024		1398
1025	atom = XInternAtom(R->Xdisplay, server, False);	1399	atom = XInternAtom (display->display, server, False);
1026	win = XGetSelectionOwner(R->Xdisplay, atom);	1400	win = XGetSelectionOwner (display->display, atom);
		1401
1027	if (win != None)	1402	if (win != None)
1028	return True;	1403	return True;
1029	}	1404	}
		1405
1030	return False;	1406	return False;
1031	}	1407	}
1032		1408
1033	/* EXTPROTO */
1034	void	1409	void
1035	rxvt_IMSendSpot(pR)	1410	rxvt_term::IMSendSpot ()
1036	{	1411	{
1037	XPoint spot;	1412	XPoint nspot;
1038	XVaNestedList preedit_attr;	1413	XVaNestedList preedit_attr;
1039		1414
1040	if (R->Input_Context == NULL	1415	if (!Input_Context
		1416	|| !focus
1041	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1417	|| !(input_style & XIMPreeditPosition))
1042	|| !(R->event_type == KeyPress
1043	|| R->event_type == Expose
1044	|| R->event_type == NoExpose
1045	|| R->event_type == SelectionNotify
1046	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1047	|| !rxvt_IMisRunning(aR))
1048	return;	1418	return;
1049		1419
1050	rxvt_setPosition(aR_ & spot);	1420	im_set_position (nspot);
1051		1421
		1422	if (nspot.x == spot.x && nspot.y == spot.y)
		1423	return;
		1424
		1425	spot = nspot;
		1426
1052	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1427	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1053	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1428	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1054	XFree(preedit_attr);	1429	XFree (preedit_attr);
1055	}	1430	}
1056		1431
1057	/* EXTPROTO */
1058	void	1432	void
1059	rxvt_setTermFontSet(pR_ int idx)	1433	rxvt_term::im_destroy ()
1060	{	1434	{
1061	char *string;	1435	if (input_method)
1062	long length;	1436	{
1063	int success = 0;	1437	if (Input_Context && input_method->xim)
		1438	XDestroyIC (Input_Context);
1064		1439
1065	if (idx < 0 || idx >= MAX_NFONTS)	1440	display->put_xim (input_method);
1066	return;	1441	input_method = 0;
1067	}	1442	}
1068		1443
1069	/* INTPROTO */
1070	void
1071	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1072	XRectangle * needed_rect)
1073	{
1074	int mbh, vtx = 0;
1075
1076	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1077	vtx = scrollbar_TotalWidth();
1078	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1079	mbh -= R->TermWin.lineSpace;
1080
1081	preedit_rect->x = needed_rect->width + vtx;
1082	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1083
1084	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1085	+ vtx;
1086	preedit_rect->height = Height2Pixel(1);
1087
1088	status_rect->x = vtx;
1089	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1090
1091	status_rect->width = needed_rect->width ? needed_rect->width
1092	: Width2Pixel(R->TermWin.ncol + 1);
1093	status_rect->height = Height2Pixel(1);
1094	}
1095
1096	/* ARGSUSED */
1097	/* INTPROTO */
1098	void
1099	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1100	__attribute__ ((unused)), XPointer call_data
1101	__attribute__ ((unused)))
1102	{
1103	dR;
1104
1105	R->Input_Context = NULL;	1444	Input_Context = 0;
1106	/* To avoid Segmentation Fault in C locale: Solaris only? */
1107	if (STRCMP(R->locale, "C"))
1108	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1109	rxvt_IMInstantiateCallback, NULL);
1110	}	1445	}
1111		1446
1112	/*	1447	/*
1113	* X manual pages and include files don't match on some systems:	1448	* Try to open a XIM with the current modifiers, then see if we can
1114	* some think this is an XIDProc and others an XIMProc so we can't	1449	* open a suitable preedit type
1115	* use the first argument - need to update this to be nice for
1116	* both types via some sort of configure detection
1117	*/	1450	*/
1118	/* ARGSUSED */	1451	bool
1119	/* EXTPROTO */	1452	rxvt_term::IM_get_IC (const char *modifiers)
1120	void
1121	rxvt_IMInstantiateCallback(Display * unused
1122	__attribute__ ((unused)), XPointer client_data
1123	__attribute__ ((unused)), XPointer call_data
1124	__attribute__ ((unused)))
1125	{	1453	{
1126	dR;	1454	int i, j, found;
1127	int i, found, had_im;	1455	XIM xim;
		1456	XPoint spot;
		1457	XRectangle rect, status_rect, needed_rect;
		1458	unsigned long fg, bg;
		1459	const char *p;
		1460	char **s;
		1461	XIMStyles *xim_styles;
		1462
		1463	set_environ (envv);
		1464
		1465	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1466	return false;
		1467
		1468	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1469	input_method = display->get_xim (locale, modifiers);
		1470	if (input_method == NULL)
		1471	return false;
		1472
		1473	xim = input_method->xim;
		1474	spot.x = spot.y = -1;
		1475
		1476	xim_styles = NULL;
		1477	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1478	|| !xim_styles || !xim_styles->count_styles)
		1479	{
		1480	im_destroy ();
		1481	return false;
		1482	}
		1483
		1484	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1485
		1486	for (int pi = 0; pi < 2; pi++)
		1487	{
		1488	p = pet[pi];
		1489
		1490	if (!p)
		1491	continue;
		1492
		1493	s = rxvt_splitcommastring (p);
		1494
		1495	for (i = found = 0; !found && s[i]; i++)
		1496	{
		1497	if (!strcmp (s[i], "OverTheSpot"))
		1498	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1499	else if (!strcmp (s[i], "OffTheSpot"))
		1500	input_style = (XIMPreeditArea | XIMStatusArea);
		1501	else if (!strcmp (s[i], "Root"))
		1502	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1503	else if (!strcmp (s[i], "None"))
		1504	input_style = (XIMPreeditNone | XIMStatusNone);
		1505
		1506	for (j = 0; j < xim_styles->count_styles; j++)
		1507	if (input_style == xim_styles->supported_styles[j])
		1508	{
		1509	rxvt_freecommastring (s);
		1510
		1511	found = 1;
		1512	goto foundpet;
		1513	}
		1514
		1515	}
		1516
		1517	rxvt_freecommastring (s);
		1518	}
		1519
		1520	foundpet:
		1521
		1522	XFree (xim_styles);
		1523
		1524	if (!found)
		1525	{
		1526	im_destroy ();
		1527	return false;
		1528	}
		1529
		1530	XFontSet fs = 0;
		1531	XVaNestedList preedit_attr = 0, status_attr = 0;
		1532
		1533	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1534	{
		1535	// fake us a font-set, please
		1536	char **missing_charset_list;
		1537	int missing_charset_count;
		1538	char *def_string;
		1539	char pat[512];
		1540
		1541	sprintf (pat,
		1542	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1543	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1544	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1545	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1546	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1547	"*",
		1548	fheight,
		1549	fheight + 1, fheight - 1,
		1550	fheight - 2, fheight + 2);
		1551
		1552	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1553	&missing_charset_list, &missing_charset_count, &def_string);
		1554
		1555	if (missing_charset_list)
		1556	XFreeStringList (missing_charset_list);
		1557
		1558	if (!fs)
		1559	{
		1560	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1561	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1562	}
		1563	}
		1564
		1565	if (input_style & XIMPreeditPosition)
		1566	{
		1567	im_set_size (rect);
		1568	im_set_position (spot);
		1569	im_set_color (fg, bg);
		1570
		1571	preedit_attr = XVaCreateNestedList (0,
		1572	XNForeground, fg,
		1573	XNBackground, bg,
		1574	XNArea, &rect,
		1575	XNSpotLocation, &spot,
		1576	XNFontSet, fs,
		1577	NULL);
		1578	}
		1579	else if (input_style & XIMPreeditArea)
		1580	{
		1581	im_set_color (fg, bg);
		1582
		1583	/*
		1584	* The necessary width of preedit area is unknown
		1585	* until create input context.
		1586	*/
		1587	needed_rect.width = 0;
		1588	im_set_preedit_area (rect, status_rect, needed_rect);
		1589
		1590	preedit_attr = XVaCreateNestedList (0,
		1591	XNForeground, fg,
		1592	XNBackground, bg,
		1593	XNArea, &rect,
		1594	XNFontSet, fs,
		1595	NULL);
		1596	status_attr = XVaCreateNestedList (0,
		1597	XNForeground, fg,
		1598	XNBackground, bg,
		1599	XNArea, &status_rect,
		1600	XNFontSet, fs,
		1601	NULL);
		1602	}
		1603
		1604	Input_Context = XCreateIC (xim,
		1605	XNInputStyle, input_style,
		1606	XNClientWindow, vt,
		1607	XNFocusWindow, parent[0],
		1608	preedit_attr ? XNPreeditAttributes : NULL,
		1609	preedit_attr,
		1610	status_attr ? XNStatusAttributes : NULL,
		1611	status_attr, NULL);
		1612
		1613	if (preedit_attr) XFree (preedit_attr);
		1614	if (status_attr) XFree (status_attr);
		1615	if (fs) XFreeFontSet (display->display, fs);
		1616
		1617	if (Input_Context == NULL)
		1618	{
		1619	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1620	im_destroy ();
		1621	return false;
		1622	}
		1623
		1624	if (input_style & XIMPreeditArea)
		1625	IMSetStatusPosition ();
		1626
		1627	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1628	return true;
		1629	}
		1630
		1631	void
		1632	rxvt_term::im_cb ()
		1633	{
		1634	int i;
1128	const char *p;	1635	const char *p;
1129	char **s;	1636	char **s;
1130	char buf[IMBUFSIZ];	1637	char buf[IMBUFSIZ];
1131		1638
		1639	make_current ();
		1640
		1641	im_destroy ();
		1642
1132	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1643	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1133	if (R->Input_Context)	1644	if (Input_Context)
1134	return;	1645	return;
1135		1646
		1647	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1648	if (rs[Rs_imLocale])
		1649	SET_LOCALE (rs[Rs_imLocale]);
		1650	#endif
		1651
1136	p = R->rs[Rs_inputMethod];	1652	p = rs[Rs_inputMethod];
1137	if (p && *p)	1653	if (p && *p)
1138	{	1654	{
1139	bool found = false;	1655	bool found = false;
1140		1656
1141	s = rxvt_splitcommastring (p);	1657	s = rxvt_splitcommastring (p);
		1658
1142	for (i = 0; s[i]; i++)	1659	for (i = 0; s[i]; i++)
1143	{	1660	{
1144	if (*s[i])	1661	if (*s[i])
1145	{	1662	{
1146	STRCPY (buf, "@im=");	1663	strcpy (buf, "@im=");
1147	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1664	strncat (buf, s[i], IMBUFSIZ - 5);
1148	if ((p = XSetLocaleModifiers (buf)) && *p	1665	if (IM_get_IC (buf))
1149	&& rxvt_IM_get_IC (aR))
1150	{	1666	{
1151	found = true;	1667	found = true;
1152	break;	1668	break;
1153	}	1669	}
1154	}	1670	}
1155	}	1671	}
1156	for (i = 0; s[i]; i++)	1672
1157	free(s[i]);	1673	rxvt_freecommastring (s);
1158	free(s);
1159		1674
1160	if (found)	1675	if (found)
1161	return;	1676	goto done;
1162	}	1677	}
1163		1678
1164	/* try with XMODIFIERS env. var. */	1679	/* try with XMODIFIERS env. var. */
1165	if ((p = XSetLocaleModifiers ("")) && *p	1680	if (IM_get_IC (""))
1166	&& rxvt_IM_get_IC (aR))	1681	goto done;
		1682
		1683	/* try with no modifiers base IF the user didn't specify an IM */
		1684	if (IM_get_IC ("@im=none"))
		1685	goto done;
		1686
		1687	done:
		1688	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1689	if (rs[Rs_imLocale])
		1690	SET_LOCALE (locale);
		1691	#endif
		1692	}
		1693
		1694	void
		1695	rxvt_term::IMSetStatusPosition ()
		1696	{
		1697	XRectangle preedit_rect, status_rect, *needed_rect;
		1698	XVaNestedList preedit_attr, status_attr;
		1699
		1700	if (!Input_Context
		1701	|| !focus
		1702	|| !(input_style & XIMPreeditArea)
		1703	|| !IMisRunning ())
1167	return;	1704	return;
1168		1705
1169	/* try with no modifiers base IF the user didn't specify an IM */
1170	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1171	&& rxvt_IM_get_IC (aR) == True)
1172	return;
1173	}
1174
1175	/*
1176	* Try to open a XIM with the current modifiers, then see if we can
1177	* open a suitable preedit type
1178	*/
1179	/* INTPROTO */
1180	Bool
1181	rxvt_IM_get_IC(pR)
1182	{
1183	int i, j, found;
1184	XIM xim;
1185	XPoint spot;
1186	XRectangle rect, status_rect, needed_rect;
1187	unsigned long fg, bg;
1188	const char *p;
1189	char **s;
1190	XIMStyles *xim_styles;
1191	XVaNestedList preedit_attr, status_attr;
1192	XIMCallback ximcallback;
1193
1194	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1195	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1196	if (xim == NULL)
1197	return False;
1198
1199	xim_styles = NULL;
1200	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1201	|| !xim_styles || !xim_styles->count_styles) {
1202	XCloseIM(xim);
1203	return False;
1204	}
1205
1206	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1207	: "OverTheSpot,OffTheSpot,Root";
1208	s = rxvt_splitcommastring(p);
1209	for (i = found = 0; !found && s[i]; i++) {
1210	if (!STRCMP(s[i], "OverTheSpot"))
1211	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1212	else if (!STRCMP(s[i], "OffTheSpot"))
1213	R->input_style = (XIMPreeditArea | XIMStatusArea);
1214	else if (!STRCMP(s[i], "Root"))
1215	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1216
1217	for (j = 0; j < xim_styles->count_styles; j++)
1218	if (R->input_style == xim_styles->supported_styles[j]) {
1219	found = 1;
1220	break;
1221	}
1222	}
1223	for (i = 0; s[i]; i++)
1224	free(s[i]);
1225	free(s);
1226	XFree(xim_styles);
1227
1228	if (!found) {
1229	XCloseIM(xim);
1230	return False;
1231	}
1232
1233	ximcallback.callback = rxvt_IMDestroyCallback;
1234
1235	/* XXX: not sure why we need this (as well as IC one below) */
1236	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1237
1238	preedit_attr = status_attr = NULL;
1239
1240	if (R->input_style & XIMPreeditPosition) {
1241	rxvt_setSize(aR_ & rect);
1242	rxvt_setPosition(aR_ & spot);
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1246	XNSpotLocation, &spot,
1247	XNForeground, fg, XNBackground, bg,
1248	//XNFontSet, R->TermWin.fontset,
1249	NULL);
1250	} else if (R->input_style & XIMPreeditArea) {
1251	rxvt_setColor(aR_ & fg, &bg);
1252
1253	/*
1254	* The necessary width of preedit area is unknown
1255	* until create input context.
1256	*/
1257	needed_rect.width = 0;
1258
1259	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1260
1261	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1262	XNForeground, fg, XNBackground, bg,
1263	//XNFontSet, R->TermWin.fontset,
1264	NULL);
1265	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1266	XNForeground, fg, XNBackground, bg,
1267	//XNFontSet, R->TermWin.fontset,
1268	NULL);
1269	}
1270	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1271	XNClientWindow, R->TermWin.parent[0],
1272	XNFocusWindow, R->TermWin.parent[0],
1273	XNDestroyCallback, &ximcallback,
1274	preedit_attr ? XNPreeditAttributes : NULL,
1275	preedit_attr,
1276	status_attr ? XNStatusAttributes : NULL,
1277	status_attr, NULL);
1278	if (preedit_attr)
1279	XFree(preedit_attr);
1280	if (status_attr)
1281	XFree(status_attr);
1282	if (R->Input_Context == NULL) {
1283	rxvt_print_error("failed to create input context");
1284	XCloseIM(xim);
1285	return False;
1286	}
1287	if (R->input_style & XIMPreeditArea)
1288	rxvt_IMSetStatusPosition(aR);
1289	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1290	return True;
1291	}
1292
1293	/* EXTPROTO */
1294	void
1295	rxvt_IMSetStatusPosition(pR)
1296	{
1297	XRectangle preedit_rect, status_rect, *needed_rect;
1298	XVaNestedList preedit_attr, status_attr;
1299
1300	if (R->Input_Context == NULL
1301	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1302	|| !rxvt_IMisRunning(aR))
1303	return;
1304
1305	/* Getting the necessary width of preedit area */	1706	/* Getting the necessary width of preedit area */
1306	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1707	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1708	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308	XFree(status_attr);	1709	XFree (status_attr);
1309		1710
1310	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1711	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1712	XFree (needed_rect);
1311		1713
1312	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1714	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1715	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314		1716
1315	XSetICValues(R->Input_Context,	1717	XSetICValues (Input_Context,
1316	XNPreeditAttributes, preedit_attr,	1718	XNPreeditAttributes, preedit_attr,
1317	XNStatusAttributes, status_attr, NULL);	1719	XNStatusAttributes, status_attr, NULL);
1318		1720
1319	XFree(preedit_attr);	1721	XFree (preedit_attr);
1320	XFree(status_attr);	1722	XFree (status_attr);
1321	}	1723	}
1322	#endif /* USE_XIM */	1724	#endif /* USE_XIM */
1323		1725
1324	/*----------------------------------------------------------------------*/	1726	/*----------------------------------------------------------------------*/
1325	rxvt_t rxvt_current_term;	1727	rxvt_t rxvt_current_term;

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