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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.11 by pcg, Mon Dec 8 23:14:40 2003 UTC vs.
Revision 1.158 by root, Tue Jan 3 23:40:58 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.11 2003/12/08 23:14:40 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	static char curlocale[128], savelocale[128];
		54
		55	bool
		56	rxvt_set_locale (const char *locale)
		57	{
		58	if (!locale || !strncmp (locale, curlocale, 128))
		59	return false;
		60
		61	strncpy (curlocale, locale, 128);
		62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
47	void *	73	void
48	rxvt_term::operator new (size_t s)	74	rxvt_pop_locale ()
49	{	75	{
50	void *p = malloc (s);	76	rxvt_set_locale (savelocale);
		77	}
51		78
52	MEMSET (p, 0, s);	79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
		90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
		94
		95	// check to see wether this combination already exists otherwise
		96	for (cc = v.end (); cc-- > v.begin (); )
		97	{
		98	if (cc->c1 == c1 && cc->c2 == c2)
		99	return COMPOSE_LO + (cc - v.begin ());
		100	}
		101
		102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
		106
		107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		109
		110	return REPLACEMENT_CHAR;
		111	}
		112
		113	v.push_back (compose_char (c1, c2));
		114
		115	return v.size () - 1 + COMPOSE_LO;
		116	}
		117
		118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		119	{
		120	compose_char *cc = (*this)[c];
		121
		122	if (!cc)
		123	{
		124	if (r) *r = c;
		125	return 1;
		126	}
		127
		128	int len = expand (cc->c1, r);
		129
		130	if (r) r += len;
		131
		132	if (cc->c2 != NOCHAR)
		133	{
		134	len++;
		135	if (r) *r++ = cc->c2;
		136	}
		137
53	return p;	138	return len;
54	}
55		139
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	140	}
		141	#endif
61		142
62	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	144	:
		145	#if TRANSPARENT
		146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	168	#endif
67	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	176	vt_ev (this, &rxvt_term::x_cb),
		177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
		180	pty_ev (this, &rxvt_term::pty_cb),
72	check_ev (this, &rxvt_term::check_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
73	{	182	{
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		184
		185	termlist.push_back (this);
		186
		187	#ifdef KEYSYM_RESOURCE
		188	keyboard = new keyboard_manager;
		189
		190	if (!keyboard)
		191	rxvt_fatal ("out of memory, aborting.\n");
		192	#endif
		193	}
		194
		195	// clean up the most important stuff, do *not* call x or free mem etc.
		196	// for use before an emergency exit
		197	void rxvt_term::emergency_cleanup ()
		198	{
		199	if (cmd_pid)
		200	kill (-cmd_pid, SIGHUP);
		201
		202	#ifdef UTMP_SUPPORT
		203	privileged_utmp (RESTORE);
		204	#endif
		205
		206	pty.put ();
75	}	207	}
76		208
77	rxvt_term::~rxvt_term ()	209	rxvt_term::~rxvt_term ()
78	{	210	{
79	rxvt_scr_release (this);	211	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
80		212
81	#ifndef NO_SETOWNER_TTYDEV	213	termlist.erase (find (termlist.begin (), termlist.end(), this));
82	rxvt_privileged_ttydev (this, RESTORE);	214
		215	emergency_cleanup ();
		216
		217	#if ENABLE_STYLES
		218	for (int i = RS_styleCount; --i; )
		219	if (fontset[i] != fontset[0])
		220	delete fontset[i];
83	#endif	221	#endif
84	#ifdef UTMP_SUPPORT	222	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	223
86	#endif	224	if (display)
		225	{
		226	dDisp;
		227
		228	selection_clear ();
		229
87	#ifdef USE_XIM	230	#ifdef USE_XIM
88	if (Input_Context != NULL)	231	im_destroy ();
		232	#endif
		233	#ifdef MENUBAR
		234	if (menubarGC) XFreeGC (disp, menubarGC);
		235	#endif
		236	#ifdef XTERM_SCROLLBAR
		237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		238	if (ShadowGC) XFreeGC (disp, ShadowGC);
		239	#endif
		240	#ifdef PLAIN_SCROLLBAR
		241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		242	#endif
		243	#ifdef NEXT_SCROLLBAR
		244	if (blackGC) XFreeGC (disp, blackGC);
		245	if (whiteGC) XFreeGC (disp, whiteGC);
		246	if (grayGC) XFreeGC (disp, grayGC);
		247	if (darkGC) XFreeGC (disp, darkGC);
		248	if (stippleGC) XFreeGC (disp, stippleGC);
		249	if (dimple) XFreePixmap (disp, dimple);
		250	if (upArrow) XFreePixmap (disp, upArrow);
		251	if (downArrow) XFreePixmap (disp, downArrow);
		252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		254	#endif
		255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		256	if (topShadowGC) XFreeGC (disp, topShadowGC);
		257	if (botShadowGC) XFreeGC (disp, botShadowGC);
		258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		259	#endif
		260	if (gc) XFreeGC (disp, gc);
		261
		262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		263	delete menuBar.drawable;
		264	//if (menuBar.win)
		265	// XDestroyWindow (disp, menuBar.win);
		266	#endif
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (disp, parent[0]);
89	{	271	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		272
95	if (cmd_fd >= 0)	273	// TODO: free pixcolours, colours should become part of rxvt_display
96	close (cmd_fd);
97		274
98	if (Xfd >= 0)	275	delete pix_colors_focused;
99	XCloseDisplay (Xdisplay);	276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
100		279
101	delete PixColors;	280	displays.put (display);
		281
		282	scr_release ();
		283
		284	/* clear all resources */
		285	for (int i = 0; i < allocated.size (); i++)
		286	free (allocated [i]);
		287
		288	free (selection.text);
		289	// TODO: manage env vars in child only(!)
		290	free (env_windowid);
		291	free (env_display);
		292	free (env_term);
		293	free (env_colorfgbg);
		294	free (locale);
		295	free (v_buffer);
		296	free (incr_buf);
		297
		298	delete envv;
		299	delete argv;
		300
		301	#ifdef KEYSYM_RESOURCE
		302	delete keyboard;
		303	#endif
		304	}
		305
		306	void
		307	rxvt_term::child_exit ()
		308	{
		309	cmd_pid = 0;
		310
		311	if (!OPTION (Opt_hold))
		312	destroy ();
102	}	313	}
103		314
104	void	315	void
105	rxvt_term::destroy ()	316	rxvt_term::destroy ()
106	{	317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
		325	if (display)
		326	{
		327	#if USE_XIM
		328	im_ev.stop (display);
		329	#endif
		330	#if HAVE_SCROLLBARS
		331	scrollbar_ev.stop (display);
		332	#endif
		333	#if MENUBAR
		334	menubar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT
		337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
		340	termwin_ev.stop (display);
		341	vt_ev.stop (display);
		342	}
		343
107	check_ev.stop ();	344	check_ev.stop ();
108	pty_ev.stop ();	345	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
		347	cursor_blink_ev.stop ();
		348	#endif
		349	#ifdef TEXT_BLINK
111	blink_ev.stop ();	350	text_blink_ev.stop ();
		351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
112	#endif	357	#endif
113	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	359	pointer_ev.stop ();
115	#endif	360	#endif
116		361
…		…
124		369
125	delete this;	370	delete this;
126	}	371	}
127		372
128	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
129	/* rxvt_init() */	374	/*
130	/* LIBPROTO */	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
131	rxvt_t	376	* TODO: if debugging, this should free up any known resources if we can
132	rxvt_init (int argc, const char *const *argv)	377	*/
133	{	378	static XErrorHandler old_xerror_handler;
134	SET_R (new rxvt_term);
135	dR;
136		379
137	if (!R->init_vars () || !R->init (argc, argv))	380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if ENABLE_FRILLS
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
138	{	408	}
139	delete R;	409	if ((event->error_code == BadWindow) ||
140	return NULL;	410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		429	}
		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		433	}
		434	#endif
		435
		436	int
		437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		438	{
		439	if (GET_R->allowedxerror == -1)
		440	GET_R->allowedxerror = event->error_code;
		441	else
141	}	442	{
142		443	// GET_R is most likely not the terminal which caused the error,
143	return R;	444	// so just output the error and continue
144	}	445	#if ENABLE_FRILLS
145		446	print_x_error (display, event);
146	/* EXTPROTO */
147	void
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else	447	#else
		448	old_xerror_handler (display, event);
155	#endif	449	#endif
156	#endif	450	}
157		451
158	struct sigaction sa;	452	return 0;
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}	453	}
175		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
176	bool	465	bool
177	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
178	{	467	{
179	dR;//TODO (scrollbar, setidle)	468	SET_R (this);
180		469
		470	set_locale ("");
		471
		472	if (!init_vars ())
		473	return false;
		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#if MENUBAR_MAX
		484	menubar_read (rs[Rs_menu]);
		485	#endif
		486	#ifdef HAVE_SCROLLBARS
		487	if (OPTION (Opt_scrollBar))
		488	scrollBar.setIdle (); /* set existence for size calculations */
		489	#endif
		490
		491	#if ENABLE_PERL
		492	if (rs[Rs_perl_ext] && *rs[Rs_perl_ext])
		493	{
		494	rxvt_perl.init ();
		495	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		496	}
		497	#endif
		498
		499	create_windows (argc, argv);
		500
		501	dDisp;
		502
		503	init_xlocale ();
		504
		505	scr_reset (); /* initialize screen */
		506
		507	#if 0
		508	XSynchronize (disp, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (OPTION (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#if (MENUBAR_MAX)
		516	if (menubar_visible ())
		517	XMapWindow (disp, menuBar.win);
		518	#endif
		519	#ifdef TRANSPARENT
		520	if (OPTION (Opt_transparent))
		521	{
		522	XSelectInput (disp, display->root, PropertyChangeMask);
		523	check_our_parents ();
		524	rootwin_ev.start (display, display->root);
		525	}
		526	#endif
		527
		528	XMapWindow (disp, vt);
		529	XMapWindow (disp, parent[0]);
		530
		531	set_colorfgbg ();
		532
		533	init_command (cmd_argv);
		534
		535	free (cmd_argv);
		536
		537	pty_ev.start (pty.pty, EVENT_READ);
		538
		539	check_ev.start ();
		540
		541	PERL_INVOKE ((this, HOOK_START, DT_END));
		542
		543	return true;
		544	}
		545
		546	static struct sig_handlers
		547	{
		548	sig_watcher sw_chld, sw_term, sw_int;
		549
		550	void sig_chld (sig_watcher &w)
		551	{
		552	// we are being called for every SIGCHLD, find the corresponding term
		553	int pid;
		554
		555	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		556	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		557	if (pid == (*t)->cmd_pid)
		558	{
		559	(*t)->child_exit ();
		560	break;
		561	}
		562	}
		563
		564	/*
		565	* Catch a fatal signal and tidy up before quitting
		566	*/
		567	void
		568	sig_term (sig_watcher &w)
		569	{
		570	#ifdef DEBUG_CMD
		571	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		572	#endif
		573	rxvt_emergency_cleanup ();
		574	signal (w.signum, SIG_DFL);
		575	kill (getpid (), w.signum);
		576	}
		577
		578	sig_handlers ()
		579	: sw_chld (this, &sig_handlers::sig_chld),
		580	sw_term (this, &sig_handlers::sig_term),
		581	sw_int (this, &sig_handlers::sig_term)
		582	{
		583	}
		584	} sig_handlers;
		585
		586	void
		587	rxvt_init ()
		588	{
181	/*	589	/*
182	* Save and then give up any super-user privileges	590	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.	591	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:	592	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems	593	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems	594	* 2. chown tty on some systems
187	*/	595	*/
188	rxvt_privileges (this, SAVE);	596	rxvt_privileges (SAVE);
189	rxvt_privileges (this, IGNORE);	597	rxvt_privileges (IGNORE);
190		598
191	rxvt_init_secondary (this);	599	signal (SIGHUP, SIG_IGN);
		600	signal (SIGPIPE, SIG_IGN);
192		601
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	602	sig_handlers.sw_chld.start (SIGCHLD);
		603	sig_handlers.sw_term.start (SIGTERM);
		604	sig_handlers.sw_int.start (SIGINT);
194		605
195	#if (MENUBAR_MAX)	606	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
196	rxvt_menubar_read (this, rs[Rs_menu]);	607	/* signal (SIGURG, SIG_DFL); */
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202		608
203	rxvt_Create_Windows (this, argc, argv);	609	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
204		610	// TODO: handle this with exceptions and tolerate the memory loss
205	rxvt_init_xlocale (this);	611	XSetIOErrorHandler (rxvt_xioerror_handler);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	check_ev.start ();
243
244	process_x_events ();
245
246	return true;
247	}
248
249	/* ------------------------------------------------------------------------- *
250	* SIGNAL HANDLING & EXIT HANDLER *
251	* ------------------------------------------------------------------------- */
252	/*
253	* Catch a SIGCHLD signal and exit if the direct child has died
254	*/
255	/* ARGSUSED */
256	/* EXTPROTO */
257	RETSIGTYPE
258	rxvt_Child_signal(int sig __attribute__ ((unused)))
259	{
260	int pid, save_errno = errno;
261	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262	;
263	errno = save_errno;
264
265	#if 0
266	if (pid == R->cmd_pid)
267	exit (EXIT_SUCCESS);
268	#endif
269	}
270
271	/*
272	* Catch a fatal signal and tidy up before quitting
273	*/
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Exit_signal(int sig)
277	{
278	signal(sig, SIG_DFL);
279	#ifdef DEBUG_CMD
280	rxvt_print_error("signal %d", sig);
281	#endif
282	rxvt_clean_exit();
283	kill(getpid(), sig);
284	}
285
286	/* ARGSUSED */
287	/* INTPROTO */
288	int
289	rxvt_xerror_handler(const Display * display
290	__attribute__ ((unused)), const XErrorEvent * event)
291	{
292	dR;
293
294	if (R->allowedxerror == -1)
295	R->allowedxerror = event->error_code;
296	else
297	{
298	rxvt_print_error("XError: Request: %d . %d, Error: %d",
299	event->request_code, event->minor_code,
300	event->error_code);
301
302	R->destroy ();
303	}
304
305	return 0;
306	}
307
308	/*----------------------------------------------------------------------*/
309	/*
310	* Exit gracefully, clearing the utmp entry and restoring tty attributes
311	* TODO: if debugging, this should free up any known resources if we can
312	*/
313	/* EXTPROTO */
314	void
315	rxvt_clean_exit ()
316	{
317	dR;
318
319	R->destroy ();
320	}	612	}
321		613
322	/* ------------------------------------------------------------------------- *	614	/* ------------------------------------------------------------------------- *
323	* MEMORY ALLOCATION WRAPPERS *	615	* MEMORY ALLOCATION WRAPPERS *
324	* ------------------------------------------------------------------------- */	616	* ------------------------------------------------------------------------- */
325	/* EXTPROTO */	617	void *
		618	rxvt_malloc (size_t size)
		619	{
		620	void *p = malloc (size);
		621
		622	if (!p)
		623	rxvt_fatal ("memory allocation failure. aborting.\n");
		624
		625	return p;
		626	}
		627
		628	void *
		629	rxvt_calloc (size_t number, size_t size)
		630	{
		631	void *p = calloc (number, size);
		632
		633	if (!p)
		634	rxvt_fatal ("memory allocation failure. aborting.\n");
		635
		636	return p;
		637	}
		638
326	void *	639	void *
327	rxvt_malloc(size_t size)
328	{
329	void *p;
330
331	p = malloc(size);
332	if (p)
333	return p;
334
335	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
336	rxvt_clean_exit();
337	exit(EXIT_FAILURE);
338	/* NOTREACHED */
339	}
340
341	/* EXTPROTO */
342	void *
343	rxvt_calloc(size_t number, size_t size)
344	{
345	void *p;
346
347	p = calloc(number, size);
348	if (p)
349	return p;
350
351	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
352	rxvt_clean_exit();
353	exit(EXIT_FAILURE);
354	/* NOTREACHED */
355	}
356
357	/* EXTPROTO */
358	void *
359	rxvt_realloc(void *ptr, size_t size)	640	rxvt_realloc (void *ptr, size_t size)
360	{	641	{
361	void *p;
362
363	if (ptr)
364	p = realloc(ptr, size);	642	void *p = realloc (ptr, size);
365	else	643
366	p = malloc(size);
367	if (p)	644	if (!p)
		645	rxvt_fatal ("memory allocation failure. aborting.\n");
		646
368	return p;	647	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}	648	}
375		649
376	/* ------------------------------------------------------------------------- *	650	/* ------------------------------------------------------------------------- *
377	* PRIVILEGED OPERATIONS *	651	* PRIVILEGED OPERATIONS *
378	* ------------------------------------------------------------------------- */	652	* ------------------------------------------------------------------------- */
379	/* take care of suid/sgid super-user (root) privileges */	653	/* take care of suid/sgid super-user (root) privileges */
380	/* INTPROTO */
381	void	654	void
382	rxvt_privileges(pR_ int mode)	655	rxvt_privileges (rxvt_privaction action)
383	{	656	{
		657	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		658	static uid_t euid;
		659	static gid_t egid;
		660	#endif
		661
384	#if ! defined(__CYGWIN32__)	662	#if ! defined(__CYGWIN32__)
385	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	663	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
386	/* setreuid() is the poor man's setuid(), seteuid() */	664	/* setreuid () is the poor man's setuid (), seteuid () */
387	# define seteuid(a) setreuid(-1, (a))	665	# define seteuid(a) setreuid(-1, (a))
388	# define setegid(a) setregid(-1, (a))	666	# define setegid(a) setregid(-1, (a))
389	# define HAVE_SETEUID	667	# define HAVE_SETEUID
390	# endif	668	# endif
391	# ifdef HAVE_SETEUID	669	# ifdef HAVE_SETEUID
392	switch (mode) {	670	switch (action)
		671	{
393	case IGNORE:	672	case IGNORE:
394	/*	673	/*
395	* change effective uid/gid - not real uid/gid - so we can switch	674	* change effective uid/gid - not real uid/gid - so we can switch
396	* back to root later, as required	675	* back to root later, as required
397	*/	676	*/
398	seteuid(getuid());	677	seteuid (getuid ());
399	setegid(getgid());	678	setegid (getgid ());
400	break;	679	break;
401	case SAVE:	680	case SAVE:
402	R->euid = geteuid();	681	euid = geteuid ();
403	R->egid = getegid();	682	egid = getegid ();
404	break;	683	break;
405	case RESTORE:	684	case RESTORE:
406	seteuid(R->euid);	685	seteuid (euid);
407	setegid(R->egid);	686	setegid (egid);
408	break;	687	break;
409	}	688	}
410	# else	689	# else
411	switch (mode) {	690	switch (action)
		691	{
412	case IGNORE:	692	case IGNORE:
413	setuid(getuid());	693	setuid (getuid ());
414	setgid(getgid());	694	setgid (getgid ());
415	/* FALLTHROUGH */	695	/* FALLTHROUGH */
416	case SAVE:	696	case SAVE:
417	/* FALLTHROUGH */	697	/* FALLTHROUGH */
418	case RESTORE:	698	case RESTORE:
419	break;	699	break;
420	}	700	}
421	# endif	701	# endif
422	#endif	702	#endif
423	}	703	}
424		704
425	#ifdef UTMP_SUPPORT	705	#ifdef UTMP_SUPPORT
426	/* EXTPROTO */
427	void	706	void
428	rxvt_privileged_utmp(pR_ char action)	707	rxvt_term::privileged_utmp (rxvt_privaction action)
429	{	708	{
430	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	709	if (OPTION (Opt_utmpInhibit)
431	action, R->next_utmp_action, getpid()));	710	|| !pty.name || !*pty.name)
432	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
433	|| (R->Options & Opt_utmpInhibit)
434	|| R->ttydev == NULL || *R->ttydev == '\0')
435	return;	711	return;
436		712
437	rxvt_privileges(aR_ RESTORE);	713	rxvt_privileges (RESTORE);
		714
438	if (action == SAVE) {	715	if (action == SAVE)
439	R->next_utmp_action = RESTORE;	716	makeutent (pty.name, rs[Rs_display_name]);
440	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	717	else
441	} else { /* action == RESTORE */	718	cleanutent ();
442	R->next_utmp_action = IGNORE;	719
443	rxvt_cleanutent(aR);
444	}
445	rxvt_privileges(aR_ IGNORE);	720	rxvt_privileges (IGNORE);
446	}
447	#endif
448
449	#ifndef NO_SETOWNER_TTYDEV
450	/* EXTPROTO */
451	void
452	rxvt_privileged_ttydev(pR_ char action)
453	{
454	D_MAIN((stderr,
455	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
456	action, R->next_tty_action, getpid()));
457	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
458	|| R->ttydev == NULL || *R->ttydev == '\0')
459	return;
460
461	rxvt_privileges(aR_ RESTORE);
462
463	if (action == SAVE) {
464	R->next_tty_action = RESTORE;
465	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
466	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
467	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
468	R->next_tty_action = IGNORE;
469	else
470	# endif
471	{
472	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
473	chmod(R->ttydev, R->ttymode);
474	# ifdef HAVE_REVOKE
475	revoke(R->ttydev);
476	# endif
477	}
478	} else { /* action == RESTORE */
479	R->next_tty_action = IGNORE;
480	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481	chmod(R->ttydev, R->ttyfd_stat.st_mode);
482	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
483	# else
484	chmod(R->ttydev,
485	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
486	chown(R->ttydev, 0, 0);
487	# endif
488	}
489
490	rxvt_privileges(aR_ IGNORE);
491
492	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
493	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
494	action == RESTORE ? "Restoring" : (action ==
495	SAVE ? "Saving" :
496	"UNKNOWN ERROR for"), R->ttydev,
497	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
498	R->ttyfd_stat.st_gid));
499	# endif
500	}	721	}
501	#endif	722	#endif
502		723
503	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
504	/*	725	/*
505	* window size/position calculcations for XSizeHint and other storage.	726	* window size/position calculcations for XSizeHint and other storage.
506	* if width/height are non-zero then override calculated width/height	727	* if width/height are non-zero then override calculated width/height
507	*/	728	*/
508	/* EXTPROTO */
509	void	729	void
510	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	730	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
511	{	731	{
512	short recalc_x, recalc_y;	732	short recalc_x, recalc_y;
513	int x, y, sb_w, mb_h, flags;	733	int x, y, sb_w, mb_h, flags;
514	unsigned int w, h;	734	unsigned int w, h;
515	unsigned int max_width, max_height;	735	unsigned int max_width, max_height;
		736	dDisp;
516		737
517	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	738	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
518	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	739	ncol, nrow, szHint.width, szHint.height));
519	R->szHint.height));	740
520	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	741	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
521	R->szHint.win_gravity = NorthWestGravity;	742	szHint.win_gravity = NorthWestGravity;
522	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	743	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
523		744
524	recalc_x = recalc_y = 0;	745	recalc_x = recalc_y = 0;
525	flags = 0;	746	flags = 0;
		747
526	if (!R->parsed_geometry) {	748	if (!parsed_geometry)
		749	{
527	R->parsed_geometry = 1;	750	parsed_geometry = 1;
		751
528	if (R->rs[Rs_geometry])	752	if (rs[Rs_geometry])
529	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	753	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		754
530	if (flags & WidthValue) {	755	if (flags & WidthValue)
531	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	756	{
		757	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
532	R->szHint.flags |= USSize;	758	szHint.flags |= USSize;
533	}	759	}
		760
534	if (flags & HeightValue) {	761	if (flags & HeightValue)
535	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	762	{
		763	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	764	szHint.flags |= USSize;
537	}	765	}
		766
538	if (flags & XValue) {	767	if (flags & XValue)
		768	{
539	R->szHint.x = x;	769	szHint.x = x;
540	R->szHint.flags |= USPosition;	770	szHint.flags |= USPosition;
		771
541	if (flags & XNegative) {	772	if (flags & XNegative)
		773	{
542	recalc_x = 1;	774	recalc_x = 1;
543	R->szHint.win_gravity = NorthEastGravity;	775	szHint.win_gravity = NorthEastGravity;
544	}	776	}
545	}	777	}
		778
546	if (flags & YValue) {	779	if (flags & YValue)
		780	{
547	R->szHint.y = y;	781	szHint.y = y;
548	R->szHint.flags |= USPosition;	782	szHint.flags |= USPosition;
		783
549	if (flags & YNegative) {	784	if (flags & YNegative)
		785	{
550	recalc_y = 1;	786	recalc_y = 1;
		787
551	if (R->szHint.win_gravity == NorthEastGravity)	788	if (szHint.win_gravity == NorthEastGravity)
552	R->szHint.win_gravity = SouthEastGravity;	789	szHint.win_gravity = SouthEastGravity;
553	else	790	else
554	R->szHint.win_gravity = SouthWestGravity;	791	szHint.win_gravity = SouthWestGravity;
555	}	792	}
556	}	793	}
557	}	794	}
		795
558	/* TODO: BOUNDS */	796	/* TODO: BOUNDS */
559	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	797	width = ncol * fwidth;
560	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	798	height = nrow * fheight;
561	max_width = MAX_COLS * R->TermWin.fwidth;	799	max_width = MAX_COLS * fwidth;
562	max_height = MAX_ROWS * R->TermWin.fheight;	800	max_height = MAX_ROWS * fheight;
563		801
564	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	802	szHint.base_width = szHint.base_height = 2 * int_bwidth;
565		803
566	sb_w = mb_h = 0;	804	sb_w = mb_h = 0;
567	R->window_vt_x = R->window_vt_y = 0;	805	window_vt_x = window_vt_y = int_bwidth;
		806
568	if (scrollbar_visible(R)) {	807	if (scrollbar_visible ())
		808	{
569	sb_w = scrollbar_TotalWidth();	809	sb_w = scrollbar_TotalWidth ();
570	R->szHint.base_width += sb_w;	810	szHint.base_width += sb_w;
571	if (!(R->Options & Opt_scrollBar_right))	811	if (!OPTION (Opt_scrollBar_right))
572	R->window_vt_x = sb_w;	812	window_vt_x += sb_w;
573	}	813	}
		814
574	if (menubar_visible(R)) {	815	if (menubar_visible ())
		816	{
575	mb_h = menuBar_TotalHeight();	817	mb_h = menuBar_TotalHeight ();
576	R->szHint.base_height += mb_h;	818	szHint.base_height += mb_h;
577	R->window_vt_y = mb_h;	819	window_vt_y += mb_h;
578	}	820	}
		821
579	R->szHint.width_inc = R->TermWin.fwidth;	822	szHint.width_inc = fwidth;
580	R->szHint.height_inc = R->TermWin.fheight;	823	szHint.height_inc = fheight;
581	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	824	szHint.min_width = szHint.base_width + szHint.width_inc;
582	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	825	szHint.min_height = szHint.base_height + szHint.height_inc;
583		826
584	if (width && width - R->szHint.base_width < max_width) {	827	if (newwidth && newwidth - szHint.base_width < max_width)
		828	{
585	R->szHint.width = width;	829	szHint.width = newwidth;
586	R->TermWin.width = width - R->szHint.base_width;	830	width = newwidth - szHint.base_width;
587	} else {	831	}
588	MIN_IT(R->TermWin.width, max_width);	832	else
		833	{
		834	min_it (width, max_width);
589	R->szHint.width = R->szHint.base_width + R->TermWin.width;	835	szHint.width = szHint.base_width + width;
590	}	836	}
		837
591	if (height && height - R->szHint.base_height < max_height) {	838	if (newheight && newheight - szHint.base_height < max_height)
		839	{
592	R->szHint.height = height;	840	szHint.height = newheight;
593	R->TermWin.height = height - R->szHint.base_height;	841	height = newheight - szHint.base_height;
594	} else {	842	}
595	MIN_IT(R->TermWin.height, max_height);	843	else
		844	{
		845	min_it (height, max_height);
596	R->szHint.height = R->szHint.base_height + R->TermWin.height;	846	szHint.height = szHint.base_height + height;
597	}	847	}
		848
598	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	849	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
599	R->window_sb_x = R->szHint.width - sb_w;	850	window_sb_x = szHint.width - sb_w;
600		851
601	if (recalc_x)	852	if (recalc_x)
602	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	853	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
603	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
604	if (recalc_y)	854	if (recalc_y)
605	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	855	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
606	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
607		856
608	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	857	ncol = width / fwidth;
609	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	858	nrow = height / fheight;
610	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	859	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	860	ncol, nrow, szHint.width,
612	R->szHint.height));	861	szHint.height));
613	return;	862	return;
614	}	863	}
615		864
616	/*----------------------------------------------------------------------*/	865	/*----------------------------------------------------------------------*/
617	/*	866	/*
618	* Tell the teletype handler what size the window is.	867	* Tell the teletype handler what size the window is.
619	* Called after a window size change.	868	* Called after a window size change.
620	*/	869	*/
621	void	870	void
622	rxvt_term::tt_winch ()	871	rxvt_term::tt_winch ()
623	{	872	{
624	struct winsize ws;	873	if (pty.pty < 0)
625
626	if (cmd_fd < 0)
627	return;	874	return;
628		875
		876	struct winsize ws;
		877
629	ws.ws_col = TermWin.ncol;	878	ws.ws_col = ncol;
630	ws.ws_row = TermWin.nrow;	879	ws.ws_row = nrow;
631	ws.ws_xpixel = ws.ws_ypixel = 0;	880	ws.ws_xpixel = width;
632	#ifndef DEBUG_SIZE	881	ws.ws_ypixel = height;
633	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	882	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
634	#else	883
635	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	884	#if 0
636	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	885	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
637	# ifdef SIGWINCH
638	else if (cmd_pid) /* force through to the command */	886	if (cmd_pid) /* force through to the command */
639	kill (cmd_pid, SIGWINCH);	887	kill (-cmd_pid, SIGWINCH);
640	# endif
641	#endif	888	#endif
642	}	889	}
643		890
644	/*----------------------------------------------------------------------*/	891	/*----------------------------------------------------------------------*/
645	/* rxvt_change_font() - Switch to a new font */	892	/* set_fonts () - load and set the various fonts
646	/*	893	*
647	* init = 1 - initialize	894	* init = 1 - initialize
648	*	895	*
649	* fontname == FONT_UP - switch to bigger font	896	* fontname == FONT_UP - switch to bigger font
650	* fontname == FONT_DN - switch to smaller font	897	* fontname == FONT_DN - switch to smaller font
651	*/	898	*/
652	/* EXTPROTO */	899	bool
653	void	900	rxvt_term::set_fonts ()
654	rxvt_change_font(pR_ int init, const char *fontname)
655	{	901	{
656	}	902	rxvt_fontset *fs = new rxvt_fontset (this);
		903	rxvt_fontprop prop;
657		904
658	/* INTPROTO */	905	if (!fs
659	void	906	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
660	rxvt_font_up_down(pR_ int n, int direction)	907	|| !fs->realize_font (1))
		908	{
		909	delete fs;
		910	return false;
		911	}
		912
		913	#if ENABLE_STYLES
		914	for (int i = RS_styleCount; --i; )
		915	if (fontset[i] != fontset[0])
		916	delete fontset[i];
		917	#endif
		918
		919	delete fontset[0];
		920	fontset[0] = fs;
		921
		922	prop = (*fs)[1]->properties ();
		923	prop.height += lineSpace;
		924	fs->set_prop (prop);
		925
		926	fwidth = prop.width;
		927	fheight = prop.height;
		928	fbase = prop.ascent;
		929
		930	for (int style = 1; style < 4; style++)
		931	{
		932	#if ENABLE_STYLES
		933	const char *res = rs[Rs_font + style];
		934
		935	if (res && !*res)
		936	fontset[style] = fontset[0];
		937	else
		938	{
		939	fontset[style] = fs = new rxvt_fontset (this);
		940	rxvt_fontprop prop2 = prop;
		941
		942	if (res)
		943	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		944	else
		945	{
		946	res = fontset[0]->fontdesc;
		947
		948	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		949	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		950	}
		951
		952	fs->populate (res);
		953	fs->set_prop (prop2);
		954	}
		955	#else
		956	fontset[style] = fontset[0];
		957	#endif
		958	}
		959
		960	if (parent[0])
		961	{
		962	resize_all_windows (0, 0, 0);
		963	scr_remap_chars ();
		964	scr_touch (true);
		965	}
		966
		967	return true;
		968	}
		969
		970	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
661	{	971	{
		972	XChangeProperty (display->display, parent[0],
		973	prop, XA_STRING, 8, PropModeReplace,
		974	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		975	}
		976
		977	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		978	{
		979	wchar_t *ws = rxvt_mbstowcs (str, len);
		980	char *s = rxvt_wcstoutf8 (ws);
		981
		982	XChangeProperty (display->display, parent[0],
		983	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		984	(const unsigned char *)s, strlen (s));
		985
		986	free (s);
		987	free (ws);
662	}	988	}
663		989
664	/*----------------------------------------------------------------------*/	990	/*----------------------------------------------------------------------*/
665	/*----------------------------------------------------------------------*/	991	/*----------------------------------------------------------------------*/
666	/* xterm sequences - title, iconName, color (exptl) */	992	/* xterm sequences - title, iconName, color (exptl) */
667	/* EXTPROTO */
668	void	993	void
669	rxvt_set_title(pR_ const char *str)	994	rxvt_term::set_title (const char *str)
670	{	995	{
671	#ifndef SMART_WINDOW_TITLE	996	set_string_property (XA_WM_NAME, str);
672	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	997	#if ENABLE_EWMH
673	#else	998	set_utf8_property (xa[XA_NET_WM_NAME], str);
674	char *name;
675
676	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
677	name = NULL;
678	if (name == NULL || STRCMP(name, str))
679	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
680	if (name)
681	XFree(name);
682	#endif	999	#endif
683	}	1000	}
684		1001
685	/* EXTPROTO */
686	void	1002	void
687	rxvt_set_iconName(pR_ const char *str)	1003	rxvt_term::set_icon_name (const char *str)
688	{	1004	{
689	#ifndef SMART_WINDOW_TITLE	1005	set_string_property (XA_WM_ICON_NAME, str);
690	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	1006	#if ENABLE_EWMH
691	#else	1007	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
692	char *name;
693
694	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif	1008	#endif
701	}	1009	}
702		1010
703	#ifdef XTERM_COLOR_CHANGE	1011	#ifdef XTERM_COLOR_CHANGE
704	/* EXTPROTO */
705	void	1012	void
706	rxvt_set_window_color(pR_ int idx, const char *color)	1013	rxvt_term::set_window_color (int idx, const char *color)
707	{	1014	{
708	rxvt_color xcol;	1015	rxvt_color xcol;
709	int i;	1016	int i;
710		1017
711	if (color == NULL || *color == '\0')	1018	if (color == NULL || *color == '\0')
712	return;	1019	return;
713		1020
714	/* handle color aliases */	1021	/* handle color aliases */
715	if (isdigit(*color)) {	1022	if (isdigit (*color))
		1023	{
716	i = atoi(color);	1024	i = atoi (color);
		1025
		1026	if (i >= 8 && i <= 15)
717	if (i >= 8 && i <= 15) { /* bright colors */	1027	{ /* bright colors */
718	i -= 8;	1028	i -= 8;
719	# ifndef NO_BRIGHTCOLOR	1029	# ifndef NO_BRIGHTCOLOR
720	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	1030	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
721	SET_PIXCOLOR(R, idx);	1031	SET_PIXCOLOR (idx);
722	goto Done;	1032	goto done;
723	# endif	1033	# endif
724	}	1034	}
725	if (i >= 0 && i <= 7) { /* normal colors */	1035
726	R->PixColors[idx] = R->PixColors[minCOLOR + i];	1036	if (i >= 0 && i <= 7)
		1037	{ /* normal colors */
		1038	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
727	SET_PIXCOLOR(R, idx);	1039	SET_PIXCOLOR (idx);
728	goto Done;	1040	goto done;
729	}	1041	}
730	}	1042	}
		1043
731	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	1044	if (!rXParseAllocColor (&xcol, color))
732	return;	1045	return;
733	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
734		1046
735	/*	1047	/* XStoreColor (display->display, display->cmap, XColor*); */
		1048
		1049	/*
736	* FIXME: should free colors here, but no idea how to do it so instead,	1050	* FIXME: should free colors here, but no idea how to do it so instead,
737	* so just keep gobbling up the colormap	1051	* so just keep gobbling up the colormap
738	*/	1052	*/
739	# if 0	1053	# if 0
740	for (i = Color_Black; i <= Color_White; i++)	1054	for (i = Color_Black; i <= Color_White; i++)
741	if (R->PixColors[idx] == R->PixColors[i])	1055	if (pix_colors[idx] == pix_colors[i])
742	break;	1056	break;
743	if (i > Color_White) {	1057	if (i > Color_White)
		1058	{
744	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	1059	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
745	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	1060	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
746	DisplayPlanes(R->Xdisplay, Xscreen));	1061	DisplayPlanes (display->display, display->screen));
747	}	1062	}
748	# endif	1063	# endif
749		1064
750	R->PixColors[idx] = xcol;	1065	pix_colors_focused[idx] = xcol;
751	SET_PIXCOLOR(R, idx);	1066	SET_PIXCOLOR (idx);
752		1067
753	/* XSetWindowAttributes attr; */	1068	/* XSetWindowAttributes attr; */
754	/* Cursor cursor; */	1069	/* Cursor cursor; */
755	Done:	1070	done:
756	if (idx == Color_bg && !(R->Options & Opt_transparent))
757	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
758	R->PixColors[Color_bg]);
759		1071
		1072	#if OFF_FOCUS_FADING
		1073	if (rs[Rs_fade])
		1074	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1075	#endif
		1076
760	/* handle Color_BD, scrollbar background, etc. */	1077	/*TODO: handle Color_BD, scrollbar background, etc. */
761		1078
762	rxvt_set_colorfgbg(aR);
763	rxvt_recolour_cursor(aR);	1079	recolour_cursor ();
764	/* the only reasonable way to enforce a clean update */	1080	scr_recolour ();
765	rxvt_scr_poweron(aR);
766	}	1081	}
767		1082
768	#else	1083	#else
769	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1084	# define set_window_color (idx,color) ((void)0)
770	#endif /* XTERM_COLOR_CHANGE */	1085	#endif /* XTERM_COLOR_CHANGE */
771		1086
772	/* EXTPROTO */
773	void	1087	void
774	rxvt_recolour_cursor(pR)	1088	rxvt_term::recolour_cursor ()
775	{	1089	{
776	rxvt_color xcol[2];	1090	XColor xcol[2];
777		1091
778	#if TODO	1092	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
779	xcol[0] = R->PixColors[Color_pointer];	1093	? pix_colors_focused[Color_pointer_fg]
780	xcol[1] = R->PixColors[Color_bg];	1094	: pix_colors_focused[Color_fg];
781	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1095	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1096	? pix_colors_focused[Color_pointer_bg]
		1097	: pix_colors_focused[Color_bg];
		1098
		1099	XQueryColors (display->display, display->cmap, xcol, 2);
782	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1100	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
783	#endif
784	}	1101	}
785		1102
786	/*----------------------------------------------------------------------*/	1103	/*----------------------------------------------------------------------*/
787	/*	1104	/*
788	* find if fg/bg matches any of the normal (low-intensity) colors	1105	* find if fg/bg matches any of the normal (low-intensity) colors
789	*/	1106	*/
790	/* INTPROTO */
791	void	1107	void
792	rxvt_set_colorfgbg(pR)	1108	rxvt_term::set_colorfgbg ()
793	{	1109	{
794	unsigned int i;	1110	unsigned int i;
795	const char *xpmb = "\0";	1111	const char *xpmb = "\0";
796	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1112	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
797		1113
798	R->env_colorfgbg =
799	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1114	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
800	STRCPY(fstr, "default");	1115	strcpy (fstr, "default");
801	STRCPY(bstr, "default");	1116	strcpy (bstr, "default");
802	for (i = Color_Black; i <= Color_White; i++)	1117	for (i = Color_Black; i <= Color_White; i++)
803	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1118	if (pix_colors[Color_fg] == pix_colors[i])
		1119	{
804	sprintf(fstr, "%d", (i - Color_Black));	1120	sprintf (fstr, "%d", (i - Color_Black));
805	break;	1121	break;
806	}	1122	}
		1123
807	for (i = Color_Black; i <= Color_White; i++)	1124	for (i = Color_Black; i <= Color_White; i++)
808	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1125	if (pix_colors[Color_bg] == pix_colors[i])
		1126	{
809	sprintf(bstr, "%d", (i - Color_Black));	1127	sprintf (bstr, "%d", (i - Color_Black));
810	#ifdef XPM_BACKGROUND	1128	#ifdef XPM_BACKGROUND
811	xpmb = "default;";	1129	xpmb = "default;";
812	#endif	1130	#endif
813	break;	1131	break;
814	}	1132	}
		1133
815	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1134	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
816	putenv(R->env_colorfgbg);
817
818	#ifndef NO_BRIGHTCOLOR
819	R->colorfgbg = DEFAULT_RSTYLE;
820	for (i = minCOLOR; i <= maxCOLOR; i++) {
821	if (R->PixColors[Color_fg] == R->PixColors[i])
822	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
823	if (R->PixColors[Color_bg] == R->PixColors[i])
824	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
825	}
826	#endif
827	}	1135	}
828		1136
829	/*----------------------------------------------------------------------*/	1137	/*----------------------------------------------------------------------*/
830	/*
831	* Colour determination for low colour displays, routine from
832	* Hans de Goede <hans@highrise.nl>
833	*/
834		1138
835	/* EXTPROTO */
836	int	1139	int
837	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1140	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
838	{	1141	{
839	screen_in_out->set(aR_ colour);
840
841	if (!screen_in_out->set(aR_ colour)) {	1142	if (!screen_in_out->set (display, colour))
842	rxvt_print_error("can't allocate colour: %s", colour);	1143	{
		1144	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
843	return false;	1145	return false;
844	}	1146	}
845		1147
846	return true;	1148	return true;
847	}	1149	}
848		1150
849	/* -------------------------------------------------------------------- *	1151	/* -------------------------------------------------------------------- *
850	* - WINDOW RESIZING - *	1152	* - WINDOW RESIZING - *
851	* -------------------------------------------------------------------- */	1153	* -------------------------------------------------------------------- */
852	/* EXTPROTO */
853	void	1154	void
854	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1155	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
855	int ignoreparent)
856	{	1156	{
857	int fix_screen;	1157	int fix_screen;
		1158	int old_width = szHint.width, old_height = szHint.height;
		1159	dDisp;
858		1160
		1161	window_calc (newwidth, newheight);
		1162	XSetWMNormalHints (disp, parent[0], &szHint);
		1163
		1164	if (!ignoreparent)
		1165	{
859	#ifdef SMART_RESIZE	1166	#ifdef SMART_RESIZE
860	int old_width = R->szHint.width, old_height = R->szHint.height;	1167	/*
861	#endif
862
863	rxvt_window_calc(aR_ width, height);
864	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
865	if (!ignoreparent) {
866	#ifdef SMART_RESIZE
867	/*
868	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1168	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
869	* reposition window on resize depending on placement on screen	1169	* reposition window on resize depending on placement on screen
870	*/	1170	*/
871	int x, y, x1, y1;	1171	int x, y, x1, y1;
872	int dx, dy;	1172	int dx, dy;
873	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1173	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
874	Window unused_cr;	1174	Window unused_cr;
875		1175
876	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1176	XTranslateCoordinates (disp, parent[0], display->root,
877	0, 0, &x, &y, &unused_cr);	1177	0, 0, &x, &y, &unused_cr);
878	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1178	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
879	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1179	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
880	/*	1180	/*
881	* if Xroot isn't the parent window, a WM will probably have offset	1181	* if display->root isn't the parent window, a WM will probably have offset
882	* our position for handles and decorations. Counter it	1182	* our position for handles and decorations. Counter it
883	*/	1183	*/
884	if (x1 != x || y1 != y) {	1184	if (x1 != x || y1 != y)
		1185	{
885	x -= x1;	1186	x -= x1;
886	y -= y1;	1187	y -= y1;
887	}	1188	}
888		1189
889	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1190	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
890	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1191	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
891	dx = old_width - R->szHint.width;	1192	dx = old_width - szHint.width;
892	dy = old_height - R->szHint.height;	1193	dy = old_height - szHint.height;
893		1194
894	/* Check position of the center of the window */	1195	/* Check position of the center of the window */
895	if (x < x1) /* left half */	1196	if (x < x1) /* left half */
896	dx = 0;	1197	dx = 0;
897	else if (x == x1) /* exact center */	1198	else if (x == x1) /* exact center */
898	dx /= 2;	1199	dx /= 2;
899	if (y < y1) /* top half */	1200	if (y < y1) /* top half */
900	dy = 0;	1201	dy = 0;
901	else if (y == y1) /* exact center */	1202	else if (y == y1) /* exact center */
902	dy /= 2;	1203	dy /= 2;
903		1204
904	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1205	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
905	R->szHint.width, R->szHint.height);	1206	szHint.width, szHint.height);
906	#else	1207	#else
907	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1208	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
908	R->szHint.height);
909	#endif	1209	#endif
910	}	1210	}
911		1211
912	fix_screen = (R->TermWin.ncol != R->prev_ncol	1212	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
913	|| R->TermWin.nrow != R->prev_nrow);	1213
914	if (fix_screen || width != R->old_width || height != R->old_height) {	1214	if (fix_screen || newwidth != old_width || newheight != old_height)
		1215	{
915	if (scrollbar_visible(R)) {	1216	if (scrollbar_visible ())
		1217	{
916	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1218	XMoveResizeWindow (disp, scrollBar.win,
		1219	window_sb_x, 0,
917	0, scrollbar_TotalWidth(), R->szHint.height);	1220	scrollbar_TotalWidth (), szHint.height);
918	rxvt_Resize_scrollBar(aR);	1221	resize_scrollbar ();
919	}	1222	}
		1223
920	if (menubar_visible(R))	1224	if (menubar_visible ())
921	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1225	XMoveResizeWindow (disp, menuBar.win,
		1226	window_vt_x, 0,
922	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1227	TermWin_TotalWidth (), menuBar_TotalHeight ());
923	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1228
924	R->window_vt_y, TermWin_TotalWidth(),	1229	XMoveResizeWindow (disp, vt,
		1230	window_vt_x, window_vt_y,
925	TermWin_TotalHeight());	1231	TermWin_TotalWidth (), TermWin_TotalHeight ());
926	#ifdef RXVT_GRAPHICS	1232
927	if (R->old_height)
928	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
929	R->old_height - R->szHint.base_height);
930	#endif
931	rxvt_scr_clear(aR);	1233	scr_clear ();
932	#ifdef XPM_BACKGROUND	1234	#ifdef XPM_BACKGROUND
933	rxvt_resize_pixmap(aR);	1235	resize_pixmap ();
934	#endif	1236	#endif
935	}	1237	}
936		1238
937	if (fix_screen || R->old_height == 0) {	1239	if (fix_screen || old_height == 0)
		1240	{
938	int curr_screen = -1;	1241	int curr_screen = -1;
939	uint16_t old_ncol = R->prev_ncol;	1242	int old_ncol = prev_ncol;
940		1243
941	/* scr_reset only works on the primary screen */	1244	/* scr_reset only works on the primary screen */
942	if (R->old_height) /* this is not the first time through */	1245	if (old_height) /* this is not the first time through */
		1246	{
		1247	unsigned int ocol = ncol;
		1248	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
943	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1249	curr_screen = scr_change_screen (PRIMARY);
944	rxvt_scr_reset(aR);	1250	ncol = ocol;
945	if (curr_screen >= 0) { /* this is not the first time through */
946	rxvt_scr_change_screen(aR_ curr_screen);
947	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
948	}	1251	}
949	}
950		1252
		1253	scr_reset ();
		1254
		1255	if (curr_screen >= 0) /* this is not the first time through */
		1256	{
		1257	scr_change_screen (curr_screen);
		1258	selection_check (old_ncol != ncol ? 4 : 0);
		1259	}
		1260	}
		1261
951	R->old_width = R->szHint.width;	1262	old_width = szHint.width;
952	R->old_height = R->szHint.height;	1263	old_height = szHint.height;
		1264
		1265	#ifdef XPM_BACKGROUND
		1266	if (pixmap)
		1267	scr_touch (false);
		1268	#endif
953		1269
954	#ifdef USE_XIM	1270	#ifdef USE_XIM
955	rxvt_IMSetStatusPosition(aR);	1271	IMSetStatusPosition ();
956	#endif	1272	#endif
957	}	1273	}
958		1274
959	/*	1275	/*
960	* Set the width/height of the vt window in characters. Units are pixels.	1276	* Set the width/height of the vt window in characters. Units are pixels.
961	* good for toggling 80/132 columns	1277	* good for toggling 80/132 columns
962	*/	1278	*/
963	/* EXTPROTO */
964	void	1279	void
965	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1280	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
966	{	1281	{
967	XWindowAttributes wattr;	1282	XWindowAttributes wattr;
968		1283
969	if (width == 0 || height == 0) {	1284	if (newwidth == 0 || newheight == 0)
		1285	{
970	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1286	XGetWindowAttributes (display->display, display->root, &wattr);
		1287
971	if (width == 0)	1288	if (newwidth == 0)
972	width = wattr.width - R->szHint.base_width;	1289	newwidth = wattr.width - szHint.base_width;
973	if (height == 0)	1290	if (newheight == 0)
974	height = wattr.height - R->szHint.base_height;	1291	newheight = wattr.height - szHint.base_height;
		1292	}
		1293
		1294	if (newwidth != width || newheight != height)
975	}	1295	{
976	if (width != R->TermWin.width || height != R->TermWin.height) {
977	width += R->szHint.base_width;	1296	newwidth += szHint.base_width;
978	height += R->szHint.base_height;	1297	newheight += szHint.base_height;
979	rxvt_resize_all_windows(aR_ width, height, 0);	1298	resize_all_windows (newwidth, newheight, 0);
980	}	1299	}
981	}	1300	}
982		1301
983	/* -------------------------------------------------------------------- *	1302	/* -------------------------------------------------------------------- *
984	* - X INPUT METHOD ROUTINES - *	1303	* - X INPUT METHOD ROUTINES - *
985	* -------------------------------------------------------------------- */	1304	* -------------------------------------------------------------------- */
986	#ifdef USE_XIM	1305	#ifdef USE_XIM
987	/* INTPROTO */
988	void
989	rxvt_setSize(pR_ XRectangle * size)
990	{
991	size->x = R->TermWin.int_bwidth;
992	size->y = R->TermWin.int_bwidth;
993	size->width = Width2Pixel(R->TermWin.ncol);
994	size->height = Height2Pixel(R->TermWin.nrow);
995	}
996		1306
997	/* INTPROTO */
998	void	1307	void
999	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1308	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1000	{	1309	{
1001	*fg = R->PixColors[Color_fg];	1310	fg = pix_colors[Color_fg];
1002	*bg = R->PixColors[Color_bg];	1311	bg = pix_colors[Color_bg];
		1312	}
		1313
		1314	void
		1315	rxvt_term::im_set_size (XRectangle &size)
		1316	{
		1317	// the int_bwidth terms make no sense to me
		1318	size.x = int_bwidth;
		1319	size.y = int_bwidth;
		1320	size.width = Width2Pixel (ncol) + int_bwidth;
		1321	size.height = Height2Pixel (nrow) + int_bwidth;
		1322	}
		1323
		1324	void
		1325	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1326	XRectangle &status_rect,
		1327	const XRectangle &needed_rect)
		1328	{
		1329	preedit_rect.x = needed_rect.width;
		1330	preedit_rect.y = 0;
		1331	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1332	preedit_rect.height = fheight;
		1333
		1334	status_rect.x = 0;
		1335	status_rect.y = 0;
		1336	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1337	status_rect.height = fheight;
1003	}	1338	}
1004		1339
1005	/* Checking whether input method is running. */	1340	/* Checking whether input method is running. */
1006	/* INTPROTO */
1007	Bool	1341	bool
1008	rxvt_IMisRunning(pR)	1342	rxvt_term::IMisRunning ()
1009	{	1343	{
1010	char *p;	1344	char *p;
1011	Atom atom;	1345	Atom atom;
1012	Window win;	1346	Window win;
1013	char server[IMBUFSIZ];	1347	char server[IMBUFSIZ];
1014		1348
1015	/* get current locale modifier */	1349	/* get current locale modifier */
1016	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1350	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1351	{
1017	STRCPY(server, "@server=");	1352	strcpy (server, "@server=");
1018	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1353	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1354
1019	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1355	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1020	*p = '\0';	1356	*p = '\0';
1021		1357
1022	atom = XInternAtom(R->Xdisplay, server, False);	1358	atom = XInternAtom (display->display, server, False);
1023	win = XGetSelectionOwner(R->Xdisplay, atom);	1359	win = XGetSelectionOwner (display->display, atom);
		1360
1024	if (win != None)	1361	if (win != None)
1025	return True;	1362	return True;
1026	}	1363	}
		1364
1027	return False;	1365	return False;
1028	}	1366	}
1029		1367
1030	/* EXTPROTO */
1031	void	1368	void
1032	rxvt_IMSendSpot(pR)	1369	rxvt_term::IMSendSpot ()
1033	{	1370	{
1034	XPoint spot;	1371	XPoint nspot;
1035	XVaNestedList preedit_attr;	1372	XVaNestedList preedit_attr;
1036		1373
1037	if (R->Input_Context == NULL	1374	if (!Input_Context
		1375	|| !focus
1038	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1376	|| !(input_style & XIMPreeditPosition))
1039	|| !(R->event_type == KeyPress
1040	|| R->event_type == Expose
1041	|| R->event_type == NoExpose
1042	|| R->event_type == SelectionNotify
1043	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1044	|| !rxvt_IMisRunning(aR))
1045	return;	1377	return;
1046		1378
1047	rxvt_setPosition(aR_ & spot);	1379	im_set_position (nspot);
1048		1380
		1381	if (nspot.x == spot.x && nspot.y == spot.y)
		1382	return;
		1383
		1384	spot = nspot;
		1385
1049	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1386	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1050	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1387	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1051	XFree(preedit_attr);	1388	XFree (preedit_attr);
1052	}	1389	}
1053		1390
1054	/* EXTPROTO */
1055	void	1391	void
1056	rxvt_setTermFontSet(pR_ int idx)	1392	rxvt_term::im_destroy ()
1057	{	1393	{
1058	char *string;	1394	if (input_method)
1059	long length;	1395	{
1060	int success = 0;	1396	if (Input_Context && input_method->xim)
		1397	XDestroyIC (Input_Context);
1061		1398
1062	if (idx < 0 || idx >= MAX_NFONTS)	1399	display->put_xim (input_method);
1063	return;	1400	input_method = 0;
1064	}	1401	}
1065		1402
1066	/* INTPROTO */
1067	void
1068	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1069	XRectangle * needed_rect)
1070	{
1071	int mbh, vtx = 0;
1072
1073	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1074	vtx = scrollbar_TotalWidth();
1075	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1076	mbh -= R->TermWin.lineSpace;
1077
1078	preedit_rect->x = needed_rect->width + vtx;
1079	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1080
1081	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1082	+ vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width
1089	: Width2Pixel(R->TermWin.ncol + 1);
1090	status_rect->height = Height2Pixel(1);
1091	}
1092
1093	/* ARGSUSED */
1094	/* INTPROTO */
1095	void
1096	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1097	__attribute__ ((unused)), XPointer call_data
1098	__attribute__ ((unused)))
1099	{
1100	dR;
1101
1102	R->Input_Context = NULL;	1403	Input_Context = 0;
1103	/* To avoid Segmentation Fault in C locale: Solaris only? */
1104	if (STRCMP(R->locale, "C"))
1105	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1106	rxvt_IMInstantiateCallback, NULL);
1107	}	1404	}
1108		1405
1109	/*	1406	/*
1110	* X manual pages and include files don't match on some systems:	1407	* Try to open a XIM with the current modifiers, then see if we can
1111	* some think this is an XIDProc and others an XIMProc so we can't	1408	* open a suitable preedit type
1112	* use the first argument - need to update this to be nice for
1113	* both types via some sort of configure detection
1114	*/	1409	*/
1115	/* ARGSUSED */	1410	bool
1116	/* EXTPROTO */	1411	rxvt_term::IM_get_IC (const char *modifiers)
1117	void
1118	rxvt_IMInstantiateCallback(Display * unused
1119	__attribute__ ((unused)), XPointer client_data
1120	__attribute__ ((unused)), XPointer call_data
1121	__attribute__ ((unused)))
1122	{	1412	{
1123	dR;	1413	int i, j, found;
1124	int i, found, had_im;	1414	XIM xim;
		1415	XPoint spot;
		1416	XRectangle rect, status_rect, needed_rect;
		1417	unsigned long fg, bg;
		1418	const char *p;
		1419	char **s;
		1420	XIMStyles *xim_styles;
		1421
		1422	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1423	return false;
		1424
		1425	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1426	input_method = display->get_xim (locale, modifiers);
		1427	if (input_method == NULL)
		1428	return false;
		1429
		1430	xim = input_method->xim;
		1431	spot.x = spot.y = -1;
		1432
		1433	xim_styles = NULL;
		1434	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1435	|| !xim_styles || !xim_styles->count_styles)
		1436	{
		1437	im_destroy ();
		1438	return false;
		1439	}
		1440
		1441	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1442
		1443	for (int pi = 0; pi < 2; pi++)
		1444	{
		1445	p = pet[pi];
		1446
		1447	if (!p)
		1448	continue;
		1449
		1450	s = rxvt_splitcommastring (p);
		1451
		1452	for (i = found = 0; !found && s[i]; i++)
		1453	{
		1454	if (!strcmp (s[i], "OverTheSpot"))
		1455	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1456	else if (!strcmp (s[i], "OffTheSpot"))
		1457	input_style = (XIMPreeditArea | XIMStatusArea);
		1458	else if (!strcmp (s[i], "Root"))
		1459	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1460	else if (!strcmp (s[i], "None"))
		1461	input_style = (XIMPreeditNone | XIMStatusNone);
		1462
		1463	for (j = 0; j < xim_styles->count_styles; j++)
		1464	if (input_style == xim_styles->supported_styles[j])
		1465	{
		1466	rxvt_freecommastring (s);
		1467
		1468	found = 1;
		1469	goto foundpet;
		1470	}
		1471
		1472	}
		1473
		1474	rxvt_freecommastring (s);
		1475	}
		1476
		1477	foundpet:
		1478
		1479	XFree (xim_styles);
		1480
		1481	if (!found)
		1482	{
		1483	im_destroy ();
		1484	return false;
		1485	}
		1486
		1487	XFontSet fs = 0;
		1488	XVaNestedList preedit_attr = 0, status_attr = 0;
		1489
		1490	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1491	{
		1492	// fake us a font-set, please
		1493	char **missing_charset_list;
		1494	int missing_charset_count;
		1495	char *def_string;
		1496	char pat[512];
		1497
		1498	sprintf (pat,
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"*",
		1505	fheight,
		1506	fheight + 1, fheight - 1,
		1507	fheight - 2, fheight + 2);
		1508
		1509	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1510	&missing_charset_list, &missing_charset_count, &def_string);
		1511
		1512	if (missing_charset_list)
		1513	XFreeStringList (missing_charset_list);
		1514
		1515	if (!fs)
		1516	{
		1517	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1518	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1519	}
		1520	}
		1521
		1522	if (input_style & XIMPreeditPosition)
		1523	{
		1524	im_set_size (rect);
		1525	im_set_position (spot);
		1526	im_set_color (fg, bg);
		1527
		1528	preedit_attr = XVaCreateNestedList (0,
		1529	XNForeground, fg,
		1530	XNBackground, bg,
		1531	XNArea, &rect,
		1532	XNSpotLocation, &spot,
		1533	XNFontSet, fs,
		1534	NULL);
		1535	}
		1536	else if (input_style & XIMPreeditArea)
		1537	{
		1538	im_set_color (fg, bg);
		1539
		1540	/*
		1541	* The necessary width of preedit area is unknown
		1542	* until create input context.
		1543	*/
		1544	needed_rect.width = 0;
		1545	im_set_preedit_area (rect, status_rect, needed_rect);
		1546
		1547	preedit_attr = XVaCreateNestedList (0,
		1548	XNForeground, fg,
		1549	XNBackground, bg,
		1550	XNArea, &rect,
		1551	XNFontSet, fs,
		1552	NULL);
		1553	status_attr = XVaCreateNestedList (0,
		1554	XNForeground, fg,
		1555	XNBackground, bg,
		1556	XNArea, &status_rect,
		1557	XNFontSet, fs,
		1558	NULL);
		1559	}
		1560
		1561	Input_Context = XCreateIC (xim,
		1562	XNInputStyle, input_style,
		1563	XNClientWindow, vt,
		1564	XNFocusWindow, parent[0],
		1565	preedit_attr ? XNPreeditAttributes : NULL,
		1566	preedit_attr,
		1567	status_attr ? XNStatusAttributes : NULL,
		1568	status_attr, NULL);
		1569
		1570	if (preedit_attr) XFree (preedit_attr);
		1571	if (status_attr) XFree (status_attr);
		1572	if (fs) XFreeFontSet (display->display, fs);
		1573
		1574	if (Input_Context == NULL)
		1575	{
		1576	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1577	im_destroy ();
		1578	return false;
		1579	}
		1580
		1581	if (input_style & XIMPreeditArea)
		1582	IMSetStatusPosition ();
		1583
		1584	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1585	return true;
		1586	}
		1587
		1588	void
		1589	rxvt_term::im_cb ()
		1590	{
		1591	int i;
1125	const char *p;	1592	const char *p;
1126	char **s;	1593	char **s;
1127	char buf[IMBUFSIZ];	1594	char buf[IMBUFSIZ];
1128		1595
		1596	SET_R (this);
		1597
		1598	im_destroy ();
		1599
1129	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1600	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1130	if (R->Input_Context)	1601	if (Input_Context)
1131	return;	1602	return;
1132		1603
		1604	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1605	if (rs[Rs_imLocale])
		1606	SET_LOCALE (rs[Rs_imLocale]);
		1607	#endif
		1608
1133	p = R->rs[Rs_inputMethod];	1609	p = rs[Rs_inputMethod];
1134	if (p && *p)	1610	if (p && *p)
1135	{	1611	{
1136	bool found = false;	1612	bool found = false;
1137		1613
1138	s = rxvt_splitcommastring (p);	1614	s = rxvt_splitcommastring (p);
		1615
1139	for (i = 0; s[i]; i++)	1616	for (i = 0; s[i]; i++)
1140	{	1617	{
1141	if (*s[i])	1618	if (*s[i])
1142	{	1619	{
1143	STRCPY (buf, "@im=");	1620	strcpy (buf, "@im=");
1144	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1621	strncat (buf, s[i], IMBUFSIZ - 5);
1145	if ((p = XSetLocaleModifiers (buf)) && *p	1622	if (IM_get_IC (buf))
1146	&& rxvt_IM_get_IC (aR))
1147	{	1623	{
1148	found = true;	1624	found = true;
1149	break;	1625	break;
1150	}	1626	}
1151	}	1627	}
1152	}	1628	}
1153	for (i = 0; s[i]; i++)	1629
1154	free(s[i]);	1630	rxvt_freecommastring (s);
1155	free(s);
1156		1631
1157	if (found)	1632	if (found)
1158	return;	1633	goto done;
1159	}	1634	}
1160		1635
1161	/* try with XMODIFIERS env. var. */	1636	/* try with XMODIFIERS env. var. */
1162	if ((p = XSetLocaleModifiers ("")) && *p	1637	if (IM_get_IC (""))
1163	&& rxvt_IM_get_IC (aR))	1638	goto done;
		1639
		1640	/* try with no modifiers base IF the user didn't specify an IM */
		1641	if (IM_get_IC ("@im=none"))
		1642	goto done;
		1643
		1644	done:
		1645	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1646	if (rs[Rs_imLocale])
		1647	SET_LOCALE (locale);
		1648	#endif
		1649	}
		1650
		1651	void
		1652	rxvt_term::IMSetStatusPosition ()
		1653	{
		1654	XRectangle preedit_rect, status_rect, *needed_rect;
		1655	XVaNestedList preedit_attr, status_attr;
		1656
		1657	if (!Input_Context
		1658	|| !focus
		1659	|| !(input_style & XIMPreeditArea)
		1660	|| !IMisRunning ())
1164	return;	1661	return;
1165		1662
1166	/* try with no modifiers base IF the user didn't specify an IM */
1167	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1168	&& rxvt_IM_get_IC (aR) == True)
1169	return;
1170	}
1171
1172	/*
1173	* Try to open a XIM with the current modifiers, then see if we can
1174	* open a suitable preedit type
1175	*/
1176	/* INTPROTO */
1177	Bool
1178	rxvt_IM_get_IC(pR)
1179	{
1180	int i, j, found;
1181	XIM xim;
1182	XPoint spot;
1183	XRectangle rect, status_rect, needed_rect;
1184	unsigned long fg, bg;
1185	const char *p;
1186	char **s;
1187	XIMStyles *xim_styles;
1188	XVaNestedList preedit_attr, status_attr;
1189	XIMCallback ximcallback;
1190
1191	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1192	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1193	if (xim == NULL)
1194	return False;
1195
1196	xim_styles = NULL;
1197	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1198	|| !xim_styles || !xim_styles->count_styles) {
1199	XCloseIM(xim);
1200	return False;
1201	}
1202
1203	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1204	: "OverTheSpot,OffTheSpot,Root";
1205	s = rxvt_splitcommastring(p);
1206	for (i = found = 0; !found && s[i]; i++) {
1207	if (!STRCMP(s[i], "OverTheSpot"))
1208	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1209	else if (!STRCMP(s[i], "OffTheSpot"))
1210	R->input_style = (XIMPreeditArea | XIMStatusArea);
1211	else if (!STRCMP(s[i], "Root"))
1212	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1213
1214	for (j = 0; j < xim_styles->count_styles; j++)
1215	if (R->input_style == xim_styles->supported_styles[j]) {
1216	found = 1;
1217	break;
1218	}
1219	}
1220	for (i = 0; s[i]; i++)
1221	free(s[i]);
1222	free(s);
1223	XFree(xim_styles);
1224
1225	if (!found) {
1226	XCloseIM(xim);
1227	return False;
1228	}
1229
1230	ximcallback.callback = rxvt_IMDestroyCallback;
1231
1232	/* XXX: not sure why we need this (as well as IC one below) */
1233	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1234
1235	preedit_attr = status_attr = NULL;
1236
1237	if (R->input_style & XIMPreeditPosition) {
1238	rxvt_setSize(aR_ & rect);
1239	rxvt_setPosition(aR_ & spot);
1240	rxvt_setColor(aR_ & fg, &bg);
1241
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1243	XNSpotLocation, &spot,
1244	XNForeground, fg, XNBackground, bg,
1245	//XNFontSet, R->TermWin.fontset,
1246	NULL);
1247	} else if (R->input_style & XIMPreeditArea) {
1248	rxvt_setColor(aR_ & fg, &bg);
1249
1250	/*
1251	* The necessary width of preedit area is unknown
1252	* until create input context.
1253	*/
1254	needed_rect.width = 0;
1255
1256	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1257
1258	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1259	XNForeground, fg, XNBackground, bg,
1260	//XNFontSet, R->TermWin.fontset,
1261	NULL);
1262	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1263	XNForeground, fg, XNBackground, bg,
1264	//XNFontSet, R->TermWin.fontset,
1265	NULL);
1266	}
1267	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1268	XNClientWindow, R->TermWin.parent[0],
1269	XNFocusWindow, R->TermWin.parent[0],
1270	XNDestroyCallback, &ximcallback,
1271	preedit_attr ? XNPreeditAttributes : NULL,
1272	preedit_attr,
1273	status_attr ? XNStatusAttributes : NULL,
1274	status_attr, NULL);
1275	if (preedit_attr)
1276	XFree(preedit_attr);
1277	if (status_attr)
1278	XFree(status_attr);
1279	if (R->Input_Context == NULL) {
1280	rxvt_print_error("failed to create input context");
1281	XCloseIM(xim);
1282	return False;
1283	}
1284	if (R->input_style & XIMPreeditArea)
1285	rxvt_IMSetStatusPosition(aR);
1286	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1287	return True;
1288	}
1289
1290	/* EXTPROTO */
1291	void
1292	rxvt_IMSetStatusPosition(pR)
1293	{
1294	XRectangle preedit_rect, status_rect, *needed_rect;
1295	XVaNestedList preedit_attr, status_attr;
1296
1297	if (R->Input_Context == NULL
1298	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1299	|| !rxvt_IMisRunning(aR))
1300	return;
1301
1302	/* Getting the necessary width of preedit area */	1663	/* Getting the necessary width of preedit area */
1303	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1664	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1304	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1665	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1305	XFree(status_attr);	1666	XFree (status_attr);
1306		1667
1307	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1668	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1669	XFree (needed_rect);
1308		1670
1309	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1671	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1310	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1672	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1311		1673
1312	XSetICValues(R->Input_Context,	1674	XSetICValues (Input_Context,
1313	XNPreeditAttributes, preedit_attr,	1675	XNPreeditAttributes, preedit_attr,
1314	XNStatusAttributes, status_attr, NULL);	1676	XNStatusAttributes, status_attr, NULL);
1315		1677
1316	XFree(preedit_attr);	1678	XFree (preedit_attr);
1317	XFree(status_attr);	1679	XFree (status_attr);
1318	}	1680	}
1319	#endif /* USE_XIM */	1681	#endif /* USE_XIM */
1320		1682
1321	/*----------------------------------------------------------------------*/	1683	/*----------------------------------------------------------------------*/
1322	rxvt_t rxvt_current_term;	1684	rxvt_t rxvt_current_term;

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