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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.9 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.148 by root, Wed Nov 30 21:05:39 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.9 2003/12/02 21:49:46 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */
36		35
37	#include <signal.h>	36	#include <csignal>
		37	#include <cstring>
38		38
39	#ifdef TTY_GID_SUPPORT	39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	40	# include <grp.h>
41	#endif	41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	void *	47	#ifdef KEYSYM_RESOURCE
48	rxvt_term::operator new (size_t s)	48	# include "keyboard.h"
49	{	49	#endif
50	void *p = malloc (s);
51		50
52	MEMSET (p, 0, s);	51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	static char curlocale[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	#if ENABLE_COMBINING
		67	class rxvt_composite_vec rxvt_composite;
		68
		69	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		70	{
		71	compose_char *cc;
		72
		73	// break compose chains, as stupid readline really likes to duplicate
		74	// composing characters for some reason near the end of a line.
		75	cc = (*this)[c1];
		76	while (cc)
		77	{
		78	if (cc->c2 == c2) return c1;
		79	cc = (*this)[cc->c1];
		80	}
		81
		82	// check to see wether this combination already exists otherwise
		83	for (cc = v.end (); cc-- > v.begin (); )
		84	{
		85	if (cc->c1 == c1 && cc->c2 == c2)
		86	return COMPOSE_LO + (cc - v.begin ());
		87	}
		88
		89	// allocate a new combination
		90	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		91	{
		92	static int seen;
		93
		94	if (!seen++)
		95	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		96
		97	return REPLACEMENT_CHAR;
		98	}
		99
		100	v.push_back (compose_char (c1, c2));
		101
		102	return v.size () - 1 + COMPOSE_LO;
		103	}
		104
		105	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		106	{
		107	compose_char *cc = (*this)[c];
		108
		109	if (!cc)
		110	{
		111	if (r) *r = c;
		112	return 1;
		113	}
		114
		115	int len = expand (cc->c1, r);
		116
		117	if (r) r += len;
		118
		119	if (cc->c2 != NOCHAR)
		120	{
		121	len++;
		122	if (r) *r++ = cc->c2;
		123	}
		124
53	return p;	125	return len;
54	}
55		126
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	127	}
		128	#endif
61		129
62	rxvt_term::rxvt_term ()	130	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	131	:
		132	#if TRANSPARENT
		133	rootwin_ev (this, &rxvt_term::rootwin_cb),
		134	#endif
		135	#ifdef HAVE_SCROLLBARS
		136	scrollbar_ev (this, &rxvt_term::x_cb),
		137	#endif
		138	#ifdef MENUBAR
		139	menubar_ev (this, &rxvt_term::x_cb),
		140	#endif
64	#ifdef CURSOR_BLINK	141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	145	text_blink_ev (this, &rxvt_term::text_blink_cb),
		146	#endif
		147	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		148	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		149	#endif
		150	#ifdef SELECTION_SCROLLING
		151	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		152	#endif
		153	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		154	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	155	#endif
67	#ifdef POINTER_BLANK	156	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	157	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
		162	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	163	vt_ev (this, &rxvt_term::x_cb),
		164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
		167	pty_ev (this, &rxvt_term::pty_cb),
72	check_ev (this, &rxvt_term::check_cb)	168	incr_ev (this, &rxvt_term::incr_cb)
73	{	169	{
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		171
		172	termlist.push_back (this);
		173
		174	#ifdef KEYSYM_RESOURCE
		175	keyboard = new keyboard_manager;
		176
		177	if (!keyboard)
		178	rxvt_fatal ("out of memory, aborting.\n");
		179	#endif
		180	}
		181
		182	// clean up the most important stuff, do *not* call x or free mem etc.
		183	// for use before an emergency exit
		184	void rxvt_term::emergency_cleanup ()
		185	{
		186	if (cmd_pid)
		187	kill (-cmd_pid, SIGHUP);
		188
		189	#ifdef UTMP_SUPPORT
		190	privileged_utmp (RESTORE);
		191	#endif
		192
		193	pty.put ();
75	}	194	}
76		195
77	rxvt_term::~rxvt_term ()	196	rxvt_term::~rxvt_term ()
78	{	197	{
79	rxvt_scr_release (this);	198	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		199
81	#ifndef NO_SETOWNER_TTYDEV	200	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	201
		202	#if ENABLE_STYLES
		203	for (int i = RS_styleCount; --i; )
		204	if (TermWin.fontset[i] != TermWin.fontset[0])
		205	delete TermWin.fontset[i];
83	#endif	206	#endif
84	#ifdef UTMP_SUPPORT	207	delete TermWin.fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	208
86	#endif	209	if (display)
		210	{
		211	dDisp;
		212
		213	selection_clear ();
		214
87	#ifdef USE_XIM	215	#ifdef USE_XIM
88	if (Input_Context != NULL)	216	im_destroy ();
		217	#endif
		218	#ifdef MENUBAR
		219	if (menubarGC) XFreeGC (disp, menubarGC);
		220	#endif
		221	#ifdef XTERM_SCROLLBAR
		222	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		223	if (ShadowGC) XFreeGC (disp, ShadowGC);
		224	#endif
		225	#ifdef PLAIN_SCROLLBAR
		226	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		227	#endif
		228	#ifdef NEXT_SCROLLBAR
		229	if (blackGC) XFreeGC (disp, blackGC);
		230	if (whiteGC) XFreeGC (disp, whiteGC);
		231	if (grayGC) XFreeGC (disp, grayGC);
		232	if (darkGC) XFreeGC (disp, darkGC);
		233	if (stippleGC) XFreeGC (disp, stippleGC);
		234	if (dimple) XFreePixmap (disp, dimple);
		235	if (upArrow) XFreePixmap (disp, upArrow);
		236	if (downArrow) XFreePixmap (disp, downArrow);
		237	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		238	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		239	#endif
		240	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		241	if (topShadowGC) XFreeGC (disp, topShadowGC);
		242	if (botShadowGC) XFreeGC (disp, botShadowGC);
		243	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		244	#endif
		245	if (TermWin.gc) XFreeGC (disp, TermWin.gc);
		246
		247	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		248	delete menuBar.drawable;
		249	//if (menuBar.win)
		250	// XDestroyWindow (disp, menuBar.win);
		251	#endif
		252	delete TermWin.drawable;
		253	// destroy all windows
		254	if (TermWin.parent[0])
		255	XDestroyWindow (disp, TermWin.parent[0]);
89	{	256	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		257
95	if (cmd_fd >= 0)	258	// TODO: free pixcolours, colours should become part of rxvt_display
96	close (cmd_fd);
97		259
98	if (Xfd >= 0)	260	delete pix_colors_focused;
99	XCloseDisplay (Xdisplay);	261	#if OFF_FOCUS_FADING
		262	delete pix_colors_unfocused;
		263	#endif
100		264
101	delete PixColors;	265	displays.put (display);
		266
		267	scr_release ();
		268
		269	/* clear all resources */
		270	for (int i = 0; i < allocated.size (); i++)
		271	free (allocated [i]);
		272
		273	free (selection.text);
		274	// TODO: manage env vars in child only(!)
		275	free (env_windowid);
		276	free (env_display);
		277	free (env_term);
		278	free (env_colorfgbg);
		279	free (locale);
		280	free (v_buffer);
		281	free (incr_buf);
		282
		283	delete envv;
		284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
102	}	289	}
103		290
104	void	291	void
105	rxvt_term::destroy ()	292	rxvt_term::destroy ()
106	{	293	{
		294	if (destroy_ev.active)
		295	return;
		296
		297	#if ENABLE_OVERLAY
		298	scr_overlay_off ();
		299	#endif
		300
		301	if (display)
		302	{
		303	#if USE_XIM
		304	im_ev.stop (display);
		305	#endif
		306	#if HAVE_SCROLLBARS
		307	scrollbar_ev.stop (display);
		308	#endif
		309	#if MENUBAR
		310	menubar_ev.stop (display);
		311	#endif
		312	#if TRANSPARENT
		313	rootwin_ev.stop (display);
		314	#endif
		315	incr_ev.stop ();
		316	termwin_ev.stop (display);
		317	vt_ev.stop (display);
		318	}
		319
107	check_ev.stop ();	320	check_ev.stop ();
108	pty_ev.stop ();	321	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	322	#ifdef CURSOR_BLINK
		323	cursor_blink_ev.stop ();
		324	#endif
		325	#ifdef TEXT_BLINK
111	blink_ev.stop ();	326	text_blink_ev.stop ();
		327	#endif
		328	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		329	cont_scroll_ev.stop ();
		330	#endif
		331	#ifdef SELECTION_SCROLLING
		332	sel_scroll_ev.stop ();
112	#endif	333	#endif
113	#ifdef POINTER_BLANK	334	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	335	pointer_ev.stop ();
115	#endif	336	#endif
116		337
…		…
124		345
125	delete this;	346	delete this;
126	}	347	}
127		348
128	/*----------------------------------------------------------------------*/	349	/*----------------------------------------------------------------------*/
129	/* rxvt_init() */	350	/*
130	/* LIBPROTO */	351	* Exit gracefully, clearing the utmp entry and restoring tty attributes
131	rxvt_t	352	* TODO: if debugging, this should free up any known resources if we can
132	rxvt_init (int argc, const char *const *argv)	353	*/
133	{	354	static XErrorHandler old_xerror_handler;
134	SET_R (new rxvt_term);
135	dR;
136		355
137	if (!R->init_vars () || !R->init (argc, argv))	356	static void
		357	rxvt_emergency_cleanup ()
		358	{
		359	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		360	(*t)->emergency_cleanup ();
		361	}
		362
		363	#if ENABLE_FRILLS
		364	static void
		365	print_x_error (Display *dpy, XErrorEvent *event)
		366	{
		367	char buffer[BUFSIZ];
		368	char mesg[BUFSIZ];
		369	char number[32];
		370	char *mtype = "XlibMessage";
		371	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		372	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		373	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		374	rxvt_warn ("%s: %s\n", mesg, buffer);
		375	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		376	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		377	sprintf(number, "%d", event->request_code);
		378	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		379	rxvt_warn ("(which is %s)\n", buffer);
		380	if (event->request_code >= 128) {
		381	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		382	mesg, BUFSIZ);
		383	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
138	{	384	}
139	delete R;	385	if ((event->error_code == BadWindow) ||
140	return NULL;	386	(event->error_code == BadPixmap) ||
		387	(event->error_code == BadCursor) ||
		388	(event->error_code == BadFont) ||
		389	(event->error_code == BadDrawable) ||
		390	(event->error_code == BadColor) ||
		391	(event->error_code == BadGC) ||
		392	(event->error_code == BadIDChoice) ||
		393	(event->error_code == BadValue) ||
		394	(event->error_code == BadAtom)) {
		395	if (event->error_code == BadValue)
		396	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		397	mesg, BUFSIZ);
		398	else if (event->error_code == BadAtom)
		399	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		400	mesg, BUFSIZ);
		401	else
		402	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		403	mesg, BUFSIZ);
		404	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		405	}
		406	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		407	mesg, BUFSIZ);
		408	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		409	}
		410	#endif
		411
		412	int
		413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		414	{
		415	if (GET_R->allowedxerror == -1)
		416	GET_R->allowedxerror = event->error_code;
		417	else
141	}	418	{
142		419	// GET_R is most likely not the terminal which caused the error,
143	return R;	420	// so just output the error and continue
144	}	421	#if ENABLE_FRILLS
145		422	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	423	#else
		424	old_xerror_handler (display, event);
155	#endif	425	#endif
156	#endif	426	}
157		427
158	struct sigaction sa;	428	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	}	429	}
175		430
		431	int
		432	rxvt_xioerror_handler (Display *display)
		433	{
		434	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		435	DisplayString (display));
		436	rxvt_emergency_cleanup ();
		437	_exit (EXIT_FAILURE);
		438	}
		439
		440	/*----------------------------------------------------------------------*/
176	bool	441	bool
177	rxvt_term::init (int argc, const char *const *argv)	442	rxvt_term::init (int argc, const char *const *argv)
178	{	443	{
179	dR;//TODO (scrollbar, setidle)	444	SET_R (this);
180		445
		446	set_locale ("");
		447
		448	if (!init_vars ())
		449	return false;
		450
		451	init_secondary ();
		452
		453	const char **cmd_argv = init_resources (argc, argv);
		454
		455	#ifdef KEYSYM_RESOURCE
		456	keyboard->register_done ();
		457	#endif
		458
		459	#if MENUBAR_MAX
		460	menubar_read (rs[Rs_menu]);
		461	#endif
		462	#ifdef HAVE_SCROLLBARS
		463	if (options & Opt_scrollBar)
		464	scrollBar.setIdle (); /* set existence for size calculations */
		465	#endif
		466
		467	create_windows (argc, argv);
		468
		469	dDisp;
		470
		471	init_xlocale ();
		472
		473	scr_reset (); /* initialize screen */
		474
		475	#if 0
		476	XSynchronize (disp, True);
		477	#endif
		478
		479	#ifdef HAVE_SCROLLBARS
		480	if (options & Opt_scrollBar)
		481	resize_scrollbar (); /* create and map scrollbar */
		482	#endif
		483	#if (MENUBAR_MAX)
		484	if (menubar_visible ())
		485	XMapWindow (disp, menuBar.win);
		486	#endif
		487	#ifdef TRANSPARENT
		488	if (options & Opt_transparent)
		489	{
		490	XSelectInput (disp, display->root, PropertyChangeMask);
		491	check_our_parents ();
		492	rootwin_ev.start (display, display->root);
		493	}
		494	#endif
		495
		496	XMapWindow (disp, TermWin.vt);
		497	XMapWindow (disp, TermWin.parent[0]);
		498
		499	set_colorfgbg ();
		500
		501	init_command (cmd_argv);
		502
		503	free (cmd_argv);
		504
		505	pty_ev.start (pty.pty, EVENT_READ);
		506
		507	check_ev.start ();
		508
		509	return true;
		510	}
		511
		512	static struct sig_handlers
		513	{
		514	sig_watcher sw_chld, sw_term, sw_int;
		515
		516	void sig_chld (sig_watcher &w)
		517	{
		518	// we are being called for every SIGCHLD, find the corresponding term
		519	int pid;
		520
		521	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		522	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		523	if (pid == (*t)->cmd_pid)
		524	{
		525	(*t)->destroy ();
		526	break;
		527	}
		528	}
		529
		530	/*
		531	* Catch a fatal signal and tidy up before quitting
		532	*/
		533	void
		534	sig_term (sig_watcher &w)
		535	{
		536	#ifdef DEBUG_CMD
		537	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		538	#endif
		539	rxvt_emergency_cleanup ();
		540	signal (w.signum, SIG_DFL);
		541	kill (getpid (), w.signum);
		542	}
		543
		544	sig_handlers ()
		545	: sw_chld (this, &sig_handlers::sig_chld),
		546	sw_term (this, &sig_handlers::sig_term),
		547	sw_int (this, &sig_handlers::sig_term)
		548	{
		549	}
		550	} sig_handlers;
		551
		552	void
		553	rxvt_init ()
		554	{
181	/*	555	/*
182	* Save and then give up any super-user privileges	556	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.	557	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:	558	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems	559	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems	560	* 2. chown tty on some systems
187	*/	561	*/
188	rxvt_privileges (this, SAVE);	562	rxvt_privileges (SAVE);
189	rxvt_privileges (this, IGNORE);	563	rxvt_privileges (IGNORE);
190		564
191	rxvt_init_secondary (this);	565	signal (SIGHUP, SIG_IGN);
		566	signal (SIGPIPE, SIG_IGN);
192		567
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	568	sig_handlers.sw_chld.start (SIGCHLD);
		569	sig_handlers.sw_term.start (SIGTERM);
		570	sig_handlers.sw_int.start (SIGINT);
194		571
195	#if (MENUBAR_MAX)	572	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
196	rxvt_menubar_read (this, rs[Rs_menu]);	573	/* 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		574
203	rxvt_Create_Windows (this, argc, argv);	575	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
204		576	// TODO: handle this with exceptions and tolerate the memory loss
205	rxvt_init_xlocale (this);	577	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	return true;
245	}
246
247	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */
250	/*
251	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/
253	/* ARGSUSED */
254	/* EXTPROTO */
255	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))
257	{
258	int pid, save_errno = errno;
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260	;
261	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}
268
269	/*
270	* Catch a fatal signal and tidy up before quitting
271	*/
272	/* EXTPROTO */
273	RETSIGTYPE
274	rxvt_Exit_signal(int sig)
275	{
276	signal(sig, SIG_DFL);
277	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);
279	#endif
280	rxvt_clean_exit();
281	kill(getpid(), sig);
282	}
283
284	/* ARGSUSED */
285	/* INTPROTO */
286	int
287	rxvt_xerror_handler(const Display * display
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{
290	dR;
291
292	if (R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;
294	else
295	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();
301	}
302
303	return 0;
304	}
305
306	/*----------------------------------------------------------------------*/
307	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can
310	*/
311	/* EXTPROTO */
312	void
313	rxvt_clean_exit ()
314	{
315	dR;
316
317	R->destroy ();
318	}	578	}
319		579
320	/* ------------------------------------------------------------------------- *	580	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	581	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	582	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	583	void *
		584	rxvt_malloc (size_t size)
		585	{
		586	void *p = malloc (size);
		587
		588	if (!p)
		589	rxvt_fatal ("memory allocation failure. aborting.\n");
		590
		591	return p;
		592	}
		593
		594	void *
		595	rxvt_calloc (size_t number, size_t size)
		596	{
		597	void *p = calloc (number, size);
		598
		599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
		602	return p;
		603	}
		604
324	void *	605	void *
325	rxvt_malloc(size_t size)
326	{
327	void *p;
328
329	p = malloc(size);
330	if (p)
331	return p;
332
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();
335	exit(EXIT_FAILURE);
336	/* NOTREACHED */
337	}
338
339	/* EXTPROTO */
340	void *
341	rxvt_calloc(size_t number, size_t size)
342	{
343	void *p;
344
345	p = calloc(number, size);
346	if (p)
347	return p;
348
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();
351	exit(EXIT_FAILURE);
352	/* NOTREACHED */
353	}
354
355	/* EXTPROTO */
356	void *
357	rxvt_realloc(void *ptr, size_t size)	606	rxvt_realloc (void *ptr, size_t size)
358	{	607	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);	608	void *p = realloc (ptr, size);
363	else	609
364	p = malloc(size);
365	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
366	return p;	613	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}	614	}
373		615
374	/* ------------------------------------------------------------------------- *	616	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *	617	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */	618	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */	619	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void	620	void
380	rxvt_privileges(pR_ int mode)	621	rxvt_privileges (rxvt_privaction action)
381	{	622	{
		623	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		624	static uid_t euid;
		625	static gid_t egid;
		626	#endif
		627
382	#if ! defined(__CYGWIN32__)	628	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	629	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */	630	/* setreuid () is the poor man's setuid (), seteuid () */
385	# define seteuid(a) setreuid(-1, (a))	631	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))	632	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID	633	# define HAVE_SETEUID
388	# endif	634	# endif
389	# ifdef HAVE_SETEUID	635	# ifdef HAVE_SETEUID
390	switch (mode) {	636	switch (action)
		637	{
391	case IGNORE:	638	case IGNORE:
392	/*	639	/*
393	* change effective uid/gid - not real uid/gid - so we can switch	640	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required	641	* back to root later, as required
395	*/	642	*/
396	seteuid(getuid());	643	seteuid (getuid ());
397	setegid(getgid());	644	setegid (getgid ());
398	break;	645	break;
399	case SAVE:	646	case SAVE:
400	R->euid = geteuid();	647	euid = geteuid ();
401	R->egid = getegid();	648	egid = getegid ();
402	break;	649	break;
403	case RESTORE:	650	case RESTORE:
404	seteuid(R->euid);	651	seteuid (euid);
405	setegid(R->egid);	652	setegid (egid);
406	break;	653	break;
407	}	654	}
408	# else	655	# else
409	switch (mode) {	656	switch (action)
		657	{
410	case IGNORE:	658	case IGNORE:
411	setuid(getuid());	659	setuid (getuid ());
412	setgid(getgid());	660	setgid (getgid ());
413	/* FALLTHROUGH */	661	/* FALLTHROUGH */
414	case SAVE:	662	case SAVE:
415	/* FALLTHROUGH */	663	/* FALLTHROUGH */
416	case RESTORE:	664	case RESTORE:
417	break;	665	break;
418	}	666	}
419	# endif	667	# endif
420	#endif	668	#endif
421	}	669	}
422		670
423	#ifdef UTMP_SUPPORT	671	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void	672	void
426	rxvt_privileged_utmp(pR_ char action)	673	rxvt_term::privileged_utmp (rxvt_privaction action)
427	{	674	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)	675	if ((options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')	676	|| !pty.name || !*pty.name)
433	return;	677	return;
434		678
435	rxvt_privileges(aR_ RESTORE);	679	rxvt_privileges (RESTORE);
		680
436	if (action == SAVE) {	681	if (action == SAVE)
437	R->next_utmp_action = RESTORE;	682	makeutent (pty.name, rs[Rs_display_name]);
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	683	else
439	} else { /* action == RESTORE */	684	cleanutent ();
440	R->next_utmp_action = IGNORE;	685
441	rxvt_cleanutent(aR);
442	}
443	rxvt_privileges(aR_ IGNORE);	686	rxvt_privileges (IGNORE);
444	}
445	#endif
446
447	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void
450	rxvt_privileged_ttydev(pR_ char action)
451	{
452	D_MAIN((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')
457	return;
458
459	rxvt_privileges(aR_ RESTORE);
460
461	if (action == SAVE) {
462	R->next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;
467	else
468	# endif
469	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);
472	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);
474	# endif
475	}
476	} else { /* action == RESTORE */
477	R->next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481	# else
482	chmod(R->ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);
485	# endif
486	}
487
488	rxvt_privileges(aR_ IGNORE);
489
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));
497	# endif
498	}	687	}
499	#endif	688	#endif
500		689
501	/*----------------------------------------------------------------------*/	690	/*----------------------------------------------------------------------*/
502	/*	691	/*
503	* window size/position calculcations for XSizeHint and other storage.	692	* window size/position calculcations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	693	* if width/height are non-zero then override calculated width/height
505	*/	694	*/
506	/* EXTPROTO */
507	void	695	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	696	rxvt_term::window_calc (unsigned int width, unsigned int height)
509	{	697	{
510	short recalc_x, recalc_y;	698	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	699	int x, y, sb_w, mb_h, flags;
512	unsigned int w, h;	700	unsigned int w, h;
513	unsigned int max_width, max_height;	701	unsigned int max_width, max_height;
		702	dDisp;
514		703
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	704	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	705	TermWin.ncol, TermWin.nrow, szHint.width,
517	R->szHint.height));	706	szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	707	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	708	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	709	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		710
522	recalc_x = recalc_y = 0;	711	recalc_x = recalc_y = 0;
523	flags = 0;	712	flags = 0;
524	if (!R->parsed_geometry) {	713	if (!parsed_geometry)
		714	{
525	R->parsed_geometry = 1;	715	parsed_geometry = 1;
526	if (R->rs[Rs_geometry])	716	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	717	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		718
528	if (flags & WidthValue) {	719	if (flags & WidthValue)
		720	{
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	721	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
530	R->szHint.flags |= USSize;	722	szHint.flags |= USSize;
531	}	723	}
		724
532	if (flags & HeightValue) {	725	if (flags & HeightValue)
		726	{
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
534	R->szHint.flags |= USSize;	728	szHint.flags |= USSize;
535	}	729	}
		730
536	if (flags & XValue) {	731	if (flags & XValue)
		732	{
537	R->szHint.x = x;	733	szHint.x = x;
538	R->szHint.flags |= USPosition;	734	szHint.flags |= USPosition;
539	if (flags & XNegative) {	735	if (flags & XNegative)
		736	{
540	recalc_x = 1;	737	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	738	szHint.win_gravity = NorthEastGravity;
542	}	739	}
543	}	740	}
		741
544	if (flags & YValue) {	742	if (flags & YValue)
		743	{
545	R->szHint.y = y;	744	szHint.y = y;
546	R->szHint.flags |= USPosition;	745	szHint.flags |= USPosition;
547	if (flags & YNegative) {	746	if (flags & YNegative)
		747	{
548	recalc_y = 1;	748	recalc_y = 1;
549	if (R->szHint.win_gravity == NorthEastGravity)	749	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	750	szHint.win_gravity = SouthEastGravity;
551	else	751	else
552	R->szHint.win_gravity = SouthWestGravity;	752	szHint.win_gravity = SouthWestGravity;
553	}	753	}
554	}	754	}
555	}	755	}
		756
556	/* TODO: BOUNDS */	757	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	758	TermWin.width = TermWin.ncol * TermWin.fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	759	TermWin.height = TermWin.nrow * TermWin.fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	760	max_width = MAX_COLS * TermWin.fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	761	max_height = MAX_ROWS * TermWin.fheight;
561		762
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	763	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
563		764
564	sb_w = mb_h = 0;	765	sb_w = mb_h = 0;
565	R->window_vt_x = R->window_vt_y = 0;	766	window_vt_x = window_vt_y = TermWin.int_bwidth;
		767
566	if (scrollbar_visible(R)) {	768	if (scrollbar_visible ())
		769	{
567	sb_w = scrollbar_TotalWidth();	770	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	771	szHint.base_width += sb_w;
569	if (!(R->Options & Opt_scrollBar_right))	772	if (!(options & Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	773	window_vt_x += sb_w;
571	}	774	}
		775
572	if (menubar_visible(R)) {	776	if (menubar_visible ())
		777	{
573	mb_h = menuBar_TotalHeight();	778	mb_h = menuBar_TotalHeight ();
574	R->szHint.base_height += mb_h;	779	szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;	780	window_vt_y += mb_h;
576	}	781	}
		782
577	R->szHint.width_inc = R->TermWin.fwidth;	783	szHint.width_inc = TermWin.fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	784	szHint.height_inc = TermWin.fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	785	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	786	szHint.min_height = szHint.base_height + szHint.height_inc;
581		787
582	if (width && width - R->szHint.base_width < max_width) {	788	if (width && width - szHint.base_width < max_width)
		789	{
583	R->szHint.width = width;	790	szHint.width = width;
584	R->TermWin.width = width - R->szHint.base_width;	791	TermWin.width = width - szHint.base_width;
585	} else {	792	}
		793	else
		794	{
586	MIN_IT(R->TermWin.width, max_width);	795	MIN_IT (TermWin.width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	796	szHint.width = szHint.base_width + TermWin.width;
588	}	797	}
		798
589	if (height && height - R->szHint.base_height < max_height) {	799	if (height && height - szHint.base_height < max_height)
		800	{
590	R->szHint.height = height;	801	szHint.height = height;
591	R->TermWin.height = height - R->szHint.base_height;	802	TermWin.height = height - szHint.base_height;
592	} else {	803	}
		804	else
		805	{
593	MIN_IT(R->TermWin.height, max_height);	806	MIN_IT (TermWin.height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	807	szHint.height = szHint.base_height + TermWin.height;
595	}	808	}
		809
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	810	if (scrollbar_visible () && (options & Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	811	window_sb_x = szHint.width - sb_w;
598		812
599	if (recalc_x)	813	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	814	szHint.x += (DisplayWidth (disp, display->screen)
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	815	- szHint.width - 2 * TermWin.ext_bwidth);
602	if (recalc_y)	816	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	817	szHint.y += (DisplayHeight (disp, display->screen)
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	818	- szHint.height - 2 * TermWin.ext_bwidth);
605		819
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	820	TermWin.ncol = TermWin.width / TermWin.fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	821	TermWin.nrow = TermWin.height / TermWin.fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	822	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	823	TermWin.ncol, TermWin.nrow, szHint.width,
610	R->szHint.height));	824	szHint.height));
611	return;	825	return;
612	}	826	}
613		827
614	/*----------------------------------------------------------------------*/	828	/*----------------------------------------------------------------------*/
615	/*	829	/*
616	* Tell the teletype handler what size the window is.	830	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	831	* Called after a window size change.
618	*/	832	*/
619	void	833	void
620	rxvt_term::tt_winch ()	834	rxvt_term::tt_winch ()
621	{	835	{
622	struct winsize ws;	836	if (pty.pty < 0)
623
624	if (cmd_fd < 0)
625	return;	837	return;
		838
		839	struct winsize ws;
626		840
627	ws.ws_col = TermWin.ncol;	841	ws.ws_col = TermWin.ncol;
628	ws.ws_row = TermWin.nrow;	842	ws.ws_row = TermWin.nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	843	ws.ws_xpixel = TermWin.width;
630	#ifndef DEBUG_SIZE	844	ws.ws_ypixel = TermWin.height;
631	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	845	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
632	#else	846
633	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	847	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	848	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635	# ifdef SIGWINCH
636	else if (cmd_pid) /* force through to the command */	849	if (cmd_pid) /* force through to the command */
637	kill (cmd_pid, SIGWINCH);	850	kill (-cmd_pid, SIGWINCH);
638	# endif
639	#endif	851	#endif
640	}	852	}
641		853
642	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
643	/* rxvt_change_font() - Switch to a new font */	855	/* set_fonts () - load and set the various fonts
644	/*	856	*
645	* init = 1 - initialize	857	* init = 1 - initialize
646	*	858	*
647	* fontname == FONT_UP - switch to bigger font	859	* fontname == FONT_UP - switch to bigger font
648	* fontname == FONT_DN - switch to smaller font	860	* fontname == FONT_DN - switch to smaller font
649	*/	861	*/
650	/* EXTPROTO */	862	bool
651	void	863	rxvt_term::set_fonts ()
652	rxvt_change_font(pR_ int init, const char *fontname)
653	{	864	{
654	}	865	rxvt_fontset *fs = new rxvt_fontset (this);
		866	rxvt_fontprop prop;
655		867
656	/* INTPROTO */	868	if (!fs
657	void	869	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
658	rxvt_font_up_down(pR_ int n, int direction)	870	|| !fs->realize_font (1))
		871	{
		872	delete fs;
		873	return false;
		874	}
		875
		876	#if ENABLE_STYLES
		877	for (int i = RS_styleCount; --i; )
		878	if (TermWin.fontset[i] != TermWin.fontset[0])
		879	delete TermWin.fontset[i];
		880	#endif
		881
		882	delete TermWin.fontset[0];
		883	TermWin.fontset[0] = fs;
		884
		885	prop = (*fs)[1]->properties ();
		886	prop.height += TermWin.lineSpace;
		887	fs->set_prop (prop);
		888
		889	TermWin.fwidth = prop.width;
		890	TermWin.fheight = prop.height;
		891	TermWin.fweight = prop.weight;
		892	TermWin.fslant = prop.slant;
		893	TermWin.fbase = (*fs)[1]->ascent;
		894
		895	for (int style = 1; style < 4; style++)
		896	{
		897	#if ENABLE_STYLES
		898	const char *res = rs[Rs_font + style];
		899
		900	if (res && !*res)
		901	TermWin.fontset[style] = TermWin.fontset[0];
		902	else
		903	{
		904	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		905	rxvt_fontprop prop2 = prop;
		906
		907	if (res)
		908	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		909	else
		910	{
		911	res = TermWin.fontset[0]->fontdesc;
		912
		913	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		914	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		915	}
		916
		917	fs->populate (res);
		918	fs->set_prop (prop2);
		919	}
		920	#else
		921	TermWin.fontset[style] = TermWin.fontset[0];
		922	#endif
		923	}
		924
		925	if (TermWin.parent[0])
		926	{
		927	resize_all_windows (0, 0, 0);
		928	scr_remap_chars ();
		929	scr_touch (true);
		930	}
		931
		932	return true;
		933	}
		934
		935	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
659	{	936	{
		937	// TODO: SMART_WINDOW_TITLE
		938	XChangeProperty (display->display, TermWin.parent[0],
		939	prop, XA_STRING, 8, PropModeReplace,
		940	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		941	}
		942
		943	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		944	{
		945	// TODO: SMART_WINDOW_TITLE
		946	wchar_t *ws = rxvt_mbstowcs (str, len);
		947	char *s = rxvt_wcstoutf8 (ws);
		948
		949	XChangeProperty (display->display, TermWin.parent[0],
		950	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		951	(const unsigned char *)s, strlen (s));
		952
		953	free (s);
		954	free (ws);
660	}	955	}
661		956
662	/*----------------------------------------------------------------------*/	957	/*----------------------------------------------------------------------*/
663	/*----------------------------------------------------------------------*/	958	/*----------------------------------------------------------------------*/
664	/* xterm sequences - title, iconName, color (exptl) */	959	/* xterm sequences - title, iconName, color (exptl) */
665	/* EXTPROTO */
666	void	960	void
667	rxvt_set_title(pR_ const char *str)	961	rxvt_term::set_title (const char *str)
668	{	962	{
669	#ifndef SMART_WINDOW_TITLE	963	set_string_property (XA_WM_NAME, str);
670	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	964	#if ENABLE_EWMH
671	#else	965	set_utf8_property (xa[XA_NET_WM_NAME], str);
672	char *name;
673
674	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
675	name = NULL;
676	if (name == NULL || STRCMP(name, str))
677	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
678	if (name)
679	XFree(name);
680	#endif	966	#endif
681	}	967	}
682		968
683	/* EXTPROTO */
684	void	969	void
685	rxvt_set_iconName(pR_ const char *str)	970	rxvt_term::set_icon_name (const char *str)
686	{	971	{
687	#ifndef SMART_WINDOW_TITLE	972	set_string_property (XA_WM_ICON_NAME, str);
688	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	973	#if ENABLE_EWMH
689	#else	974	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
690	char *name;
691
692	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
693	name = NULL;
694	if (name == NULL || STRCMP(name, str))
695	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
696	if (name)
697	XFree(name);
698	#endif	975	#endif
699	}	976	}
700		977
701	#ifdef XTERM_COLOR_CHANGE	978	#ifdef XTERM_COLOR_CHANGE
702	/* EXTPROTO */
703	void	979	void
704	rxvt_set_window_color(pR_ int idx, const char *color)	980	rxvt_term::set_window_color (int idx, const char *color)
705	{	981	{
706	rxvt_color xcol;	982	rxvt_color xcol;
707	int i;	983	int i;
708		984
709	if (color == NULL || *color == '\0')	985	if (color == NULL || *color == '\0')
710	return;	986	return;
711		987
712	/* handle color aliases */	988	/* handle color aliases */
713	if (isdigit(*color)) {	989	if (isdigit (*color))
		990	{
714	i = atoi(color);	991	i = atoi (color);
		992
		993	if (i >= 8 && i <= 15)
715	if (i >= 8 && i <= 15) { /* bright colors */	994	{ /* bright colors */
716	i -= 8;	995	i -= 8;
717	# ifndef NO_BRIGHTCOLOR	996	# ifndef NO_BRIGHTCOLOR
718	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	997	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
719	SET_PIXCOLOR(R, idx);	998	SET_PIXCOLOR (idx);
720	goto Done;	999	goto done;
721	# endif	1000	# endif
722	}	1001	}
723	if (i >= 0 && i <= 7) { /* normal colors */	1002
724	R->PixColors[idx] = R->PixColors[minCOLOR + i];	1003	if (i >= 0 && i <= 7)
		1004	{ /* normal colors */
		1005	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
725	SET_PIXCOLOR(R, idx);	1006	SET_PIXCOLOR (idx);
726	goto Done;	1007	goto done;
727	}	1008	}
728	}	1009	}
		1010
729	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	1011	if (!rXParseAllocColor (&xcol, color))
730	return;	1012	return;
731	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
732		1013
733	/*	1014	/* XStoreColor (display->display, display->cmap, XColor*); */
		1015
		1016	/*
734	* FIXME: should free colors here, but no idea how to do it so instead,	1017	* FIXME: should free colors here, but no idea how to do it so instead,
735	* so just keep gobbling up the colormap	1018	* so just keep gobbling up the colormap
736	*/	1019	*/
737	# if 0	1020	# if 0
738	for (i = Color_Black; i <= Color_White; i++)	1021	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[idx] == R->PixColors[i])	1022	if (pix_colors[idx] == pix_colors[i])
740	break;	1023	break;
741	if (i > Color_White) {	1024	if (i > Color_White)
		1025	{
742	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	1026	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
743	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	1027	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
744	DisplayPlanes(R->Xdisplay, Xscreen));	1028	DisplayPlanes (display->display, display->screen));
745	}	1029	}
746	# endif	1030	# endif
747		1031
748	R->PixColors[idx] = xcol;	1032	pix_colors_focused[idx] = xcol;
749	SET_PIXCOLOR(R, idx);	1033	SET_PIXCOLOR (idx);
750		1034
751	/* XSetWindowAttributes attr; */	1035	/* XSetWindowAttributes attr; */
752	/* Cursor cursor; */	1036	/* Cursor cursor; */
753	Done:	1037	done:
754	if (idx == Color_bg && !(R->Options & Opt_transparent))
755	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
756	R->PixColors[Color_bg]);
757		1038
		1039	#if OFF_FOCUS_FADING
		1040	if (rs[Rs_fade])
		1041	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1042	#endif
		1043
758	/* handle Color_BD, scrollbar background, etc. */	1044	/*TODO: handle Color_BD, scrollbar background, etc. */
759		1045
760	rxvt_set_colorfgbg(aR);
761	rxvt_recolour_cursor(aR);	1046	recolour_cursor ();
762	/* the only reasonable way to enforce a clean update */	1047	scr_recolour ();
763	rxvt_scr_poweron(aR);
764	}	1048	}
765		1049
766	#else	1050	#else
767	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1051	# define set_window_color (idx,color) ((void)0)
768	#endif /* XTERM_COLOR_CHANGE */	1052	#endif /* XTERM_COLOR_CHANGE */
769		1053
770	/* EXTPROTO */
771	void	1054	void
772	rxvt_recolour_cursor(pR)	1055	rxvt_term::recolour_cursor ()
773	{	1056	{
774	rxvt_color xcol[2];	1057	XColor xcol[2];
775		1058
776	#if TODO	1059	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
777	xcol[0] = R->PixColors[Color_pointer];	1060	? pix_colors_focused[Color_pointer_fg]
778	xcol[1] = R->PixColors[Color_bg];	1061	: pix_colors_focused[Color_fg];
779	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1062	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1063	? pix_colors_focused[Color_pointer_bg]
		1064	: pix_colors_focused[Color_bg];
		1065
		1066	XQueryColors (display->display, display->cmap, xcol, 2);
780	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1067	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
781	#endif
782	}	1068	}
783		1069
784	/*----------------------------------------------------------------------*/	1070	/*----------------------------------------------------------------------*/
785	/*	1071	/*
786	* find if fg/bg matches any of the normal (low-intensity) colors	1072	* find if fg/bg matches any of the normal (low-intensity) colors
787	*/	1073	*/
788	/* INTPROTO */
789	void	1074	void
790	rxvt_set_colorfgbg(pR)	1075	rxvt_term::set_colorfgbg ()
791	{	1076	{
792	unsigned int i;	1077	unsigned int i;
793	const char *xpmb = "\0";	1078	const char *xpmb = "\0";
794	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1079	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
795		1080
796	R->env_colorfgbg =
797	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1081	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
798	STRCPY(fstr, "default");	1082	strcpy (fstr, "default");
799	STRCPY(bstr, "default");	1083	strcpy (bstr, "default");
800	for (i = Color_Black; i <= Color_White; i++)	1084	for (i = Color_Black; i <= Color_White; i++)
801	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1085	if (pix_colors[Color_fg] == pix_colors[i])
		1086	{
802	sprintf(fstr, "%d", (i - Color_Black));	1087	sprintf (fstr, "%d", (i - Color_Black));
803	break;	1088	break;
804	}	1089	}
		1090
805	for (i = Color_Black; i <= Color_White; i++)	1091	for (i = Color_Black; i <= Color_White; i++)
806	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1092	if (pix_colors[Color_bg] == pix_colors[i])
		1093	{
807	sprintf(bstr, "%d", (i - Color_Black));	1094	sprintf (bstr, "%d", (i - Color_Black));
808	#ifdef XPM_BACKGROUND	1095	#ifdef XPM_BACKGROUND
809	xpmb = "default;";	1096	xpmb = "default;";
810	#endif	1097	#endif
811	break;	1098	break;
812	}	1099	}
		1100
813	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1101	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
814	putenv(R->env_colorfgbg);
815
816	#ifndef NO_BRIGHTCOLOR
817	R->colorfgbg = DEFAULT_RSTYLE;
818	for (i = minCOLOR; i <= maxCOLOR; i++) {
819	if (R->PixColors[Color_fg] == R->PixColors[i])
820	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
821	if (R->PixColors[Color_bg] == R->PixColors[i])
822	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
823	}
824	#endif
825	}	1102	}
826		1103
827	/*----------------------------------------------------------------------*/	1104	/*----------------------------------------------------------------------*/
828	/*
829	* Colour determination for low colour displays, routine from
830	* Hans de Goede <hans@highrise.nl>
831	*/
832		1105
833	/* EXTPROTO */
834	int	1106	int
835	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1107	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
836	{	1108	{
837	screen_in_out->set(aR_ colour);
838
839	if (!screen_in_out->set(aR_ colour)) {	1109	if (!screen_in_out->set (display, colour))
840	rxvt_print_error("can't allocate colour: %s", colour);	1110	{
		1111	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
841	return false;	1112	return false;
842	}	1113	}
843		1114
844	return true;	1115	return true;
845	}	1116	}
846		1117
847	/* -------------------------------------------------------------------- *	1118	/* -------------------------------------------------------------------- *
848	* - WINDOW RESIZING - *	1119	* - WINDOW RESIZING - *
849	* -------------------------------------------------------------------- */	1120	* -------------------------------------------------------------------- */
850	/* EXTPROTO */
851	void	1121	void
852	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1122	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
853	int ignoreparent)
854	{	1123	{
855	int fix_screen;	1124	int fix_screen;
856
857	#ifdef SMART_RESIZE	1125	#ifdef SMART_RESIZE
858	int old_width = R->szHint.width, old_height = R->szHint.height;	1126	int old_width = szHint.width, old_height = szHint.height;
859	#endif	1127	#endif
		1128	dDisp;
860		1129
861	rxvt_window_calc(aR_ width, height);	1130	window_calc (width, height);
862	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1131	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1132
863	if (!ignoreparent) {	1133	if (!ignoreparent)
		1134	{
864	#ifdef SMART_RESIZE	1135	#ifdef SMART_RESIZE
865	/*	1136	/*
866	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1137	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
867	* reposition window on resize depending on placement on screen	1138	* reposition window on resize depending on placement on screen
868	*/	1139	*/
869	int x, y, x1, y1;	1140	int x, y, x1, y1;
870	int dx, dy;	1141	int dx, dy;
871	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1142	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
872	Window unused_cr;	1143	Window unused_cr;
873		1144
874	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1145	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
875	0, 0, &x, &y, &unused_cr);	1146	0, 0, &x, &y, &unused_cr);
876	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1147	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
877	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1148	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
878	/*	1149	/*
879	* if Xroot isn't the parent window, a WM will probably have offset	1150	* if display->root isn't the parent window, a WM will probably have offset
880	* our position for handles and decorations. Counter it	1151	* our position for handles and decorations. Counter it
881	*/	1152	*/
882	if (x1 != x || y1 != y) {	1153	if (x1 != x || y1 != y)
		1154	{
883	x -= x1;	1155	x -= x1;
884	y -= y1;	1156	y -= y1;
885	}	1157	}
886		1158
887	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1159	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
888	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1160	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
889	dx = old_width - R->szHint.width;	1161	dx = old_width - szHint.width;
890	dy = old_height - R->szHint.height;	1162	dy = old_height - szHint.height;
891		1163
892	/* Check position of the center of the window */	1164	/* Check position of the center of the window */
893	if (x < x1) /* left half */	1165	if (x < x1) /* left half */
894	dx = 0;	1166	dx = 0;
895	else if (x == x1) /* exact center */	1167	else if (x == x1) /* exact center */
896	dx /= 2;	1168	dx /= 2;
897	if (y < y1) /* top half */	1169	if (y < y1) /* top half */
898	dy = 0;	1170	dy = 0;
899	else if (y == y1) /* exact center */	1171	else if (y == y1) /* exact center */
900	dy /= 2;	1172	dy /= 2;
901		1173
902	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1174	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
903	R->szHint.width, R->szHint.height);	1175	szHint.width, szHint.height);
904	#else	1176	#else
905	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1177	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
906	R->szHint.height);
907	#endif	1178	#endif
908	}	1179	}
909		1180
910	fix_screen = (R->TermWin.ncol != R->prev_ncol	1181	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
911	|| R->TermWin.nrow != R->prev_nrow);	1182
912	if (fix_screen || width != R->old_width || height != R->old_height) {	1183	if (fix_screen || width != old_width || height != old_height)
		1184	{
913	if (scrollbar_visible(R)) {	1185	if (scrollbar_visible ())
		1186	{
914	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1187	XMoveResizeWindow (disp, scrollBar.win,
		1188	window_sb_x, 0,
915	0, scrollbar_TotalWidth(), R->szHint.height);	1189	scrollbar_TotalWidth (), szHint.height);
916	rxvt_Resize_scrollBar(aR);	1190	resize_scrollbar ();
917	}	1191	}
		1192
918	if (menubar_visible(R))	1193	if (menubar_visible ())
919	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1194	XMoveResizeWindow (disp, menuBar.win,
		1195	window_vt_x, 0,
920	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1196	TermWin_TotalWidth (), menuBar_TotalHeight ());
921	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1197
922	R->window_vt_y, TermWin_TotalWidth(),	1198	XMoveResizeWindow (disp, TermWin.vt,
		1199	window_vt_x, window_vt_y,
923	TermWin_TotalHeight());	1200	TermWin_TotalWidth (), TermWin_TotalHeight ());
924	#ifdef RXVT_GRAPHICS	1201
925	if (R->old_height)
926	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
927	R->old_height - R->szHint.base_height);
928	#endif
929	rxvt_scr_clear(aR);	1202	scr_clear ();
930	#ifdef XPM_BACKGROUND	1203	#ifdef XPM_BACKGROUND
931	rxvt_resize_pixmap(aR);	1204	resize_pixmap ();
932	#endif	1205	#endif
933	}	1206	}
934		1207
935	if (fix_screen || R->old_height == 0) {	1208	if (fix_screen || old_height == 0)
		1209	{
936	int curr_screen = -1;	1210	int curr_screen = -1;
937	uint16_t old_ncol = R->prev_ncol;	1211	int old_ncol = prev_ncol;
938		1212
939	/* scr_reset only works on the primary screen */	1213	/* scr_reset only works on the primary screen */
940	if (R->old_height) /* this is not the first time through */	1214	if (old_height) /* this is not the first time through */
		1215	{
		1216	unsigned int ncol = TermWin.ncol;
		1217	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
941	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1218	curr_screen = scr_change_screen (PRIMARY);
942	rxvt_scr_reset(aR);	1219	TermWin.ncol = ncol;
943	if (curr_screen >= 0) { /* this is not the first time through */
944	rxvt_scr_change_screen(aR_ curr_screen);
945	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
946	}	1220	}
947	}
948		1221
		1222	scr_reset ();
		1223
		1224	if (curr_screen >= 0) /* this is not the first time through */
		1225	{
		1226	scr_change_screen (curr_screen);
		1227	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1228	}
		1229	}
		1230
949	R->old_width = R->szHint.width;	1231	old_width = szHint.width;
950	R->old_height = R->szHint.height;	1232	old_height = szHint.height;
		1233
		1234	#ifdef XPM_BACKGROUND
		1235	if (TermWin.pixmap)
		1236	scr_touch (false);
		1237	#endif
951		1238
952	#ifdef USE_XIM	1239	#ifdef USE_XIM
953	rxvt_IMSetStatusPosition(aR);	1240	IMSetStatusPosition ();
954	#endif	1241	#endif
955	}	1242	}
956		1243
957	/*	1244	/*
958	* Set the width/height of the vt window in characters. Units are pixels.	1245	* Set the width/height of the vt window in characters. Units are pixels.
959	* good for toggling 80/132 columns	1246	* good for toggling 80/132 columns
960	*/	1247	*/
961	/* EXTPROTO */
962	void	1248	void
963	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1249	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
964	{	1250	{
965	XWindowAttributes wattr;	1251	XWindowAttributes wattr;
966		1252
967	if (width == 0 || height == 0) {	1253	if (width == 0 || height == 0)
		1254	{
968	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1255	XGetWindowAttributes (display->display, display->root, &wattr);
		1256
969	if (width == 0)	1257	if (width == 0)
970	width = wattr.width - R->szHint.base_width;	1258	width = wattr.width - szHint.base_width;
971	if (height == 0)	1259	if (height == 0)
972	height = wattr.height - R->szHint.base_height;	1260	height = wattr.height - szHint.base_height;
973	}	1261	}
		1262
974	if (width != R->TermWin.width || height != R->TermWin.height) {	1263	if (width != TermWin.width || height != TermWin.height)
		1264	{
975	width += R->szHint.base_width;	1265	width += szHint.base_width;
976	height += R->szHint.base_height;	1266	height += szHint.base_height;
977	rxvt_resize_all_windows(aR_ width, height, 0);	1267	resize_all_windows (width, height, 0);
978	}	1268	}
979	}	1269	}
980		1270
981	/* -------------------------------------------------------------------- *	1271	/* -------------------------------------------------------------------- *
982	* - X INPUT METHOD ROUTINES - *	1272	* - X INPUT METHOD ROUTINES - *
983	* -------------------------------------------------------------------- */	1273	* -------------------------------------------------------------------- */
984	#ifdef USE_XIM	1274	#ifdef USE_XIM
985	/* INTPROTO */
986	void
987	rxvt_setSize(pR_ XRectangle * size)
988	{
989	size->x = R->TermWin.int_bwidth;
990	size->y = R->TermWin.int_bwidth;
991	size->width = Width2Pixel(R->TermWin.ncol);
992	size->height = Height2Pixel(R->TermWin.nrow);
993	}
994		1275
995	/* INTPROTO */
996	void	1276	void
997	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1277	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
998	{	1278	{
999	*fg = R->PixColors[Color_fg];	1279	fg = pix_colors[Color_fg];
1000	*bg = R->PixColors[Color_bg];	1280	bg = pix_colors[Color_bg];
		1281	}
		1282
		1283	void
		1284	rxvt_term::im_set_size (XRectangle &size)
		1285	{
		1286	// the int_bwidth terms make no sense to me
		1287	size.x = TermWin.int_bwidth;
		1288	size.y = TermWin.int_bwidth;
		1289	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1290	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1291	}
		1292
		1293	void
		1294	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1295	XRectangle &status_rect,
		1296	const XRectangle &needed_rect)
		1297	{
		1298	preedit_rect.x = needed_rect.width;
		1299	preedit_rect.y = 0;
		1300	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1301	preedit_rect.height = TermWin.fheight;
		1302
		1303	status_rect.x = 0;
		1304	status_rect.y = 0;
		1305	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1306	status_rect.height = TermWin.fheight;
1001	}	1307	}
1002		1308
1003	/* Checking whether input method is running. */	1309	/* Checking whether input method is running. */
1004	/* INTPROTO */
1005	Bool	1310	bool
1006	rxvt_IMisRunning(pR)	1311	rxvt_term::IMisRunning ()
1007	{	1312	{
1008	char *p;	1313	char *p;
1009	Atom atom;	1314	Atom atom;
1010	Window win;	1315	Window win;
1011	char server[IMBUFSIZ];	1316	char server[IMBUFSIZ];
1012		1317
1013	/* get current locale modifier */	1318	/* get current locale modifier */
1014	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1319	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1320	{
1015	STRCPY(server, "@server=");	1321	strcpy (server, "@server=");
1016	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1322	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1323
1017	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1324	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1018	*p = '\0';	1325	*p = '\0';
1019		1326
1020	atom = XInternAtom(R->Xdisplay, server, False);	1327	atom = XInternAtom (display->display, server, False);
1021	win = XGetSelectionOwner(R->Xdisplay, atom);	1328	win = XGetSelectionOwner (display->display, atom);
		1329
1022	if (win != None)	1330	if (win != None)
1023	return True;	1331	return True;
1024	}	1332	}
		1333
1025	return False;	1334	return False;
1026	}	1335	}
1027		1336
1028	/* EXTPROTO */
1029	void	1337	void
1030	rxvt_IMSendSpot(pR)	1338	rxvt_term::IMSendSpot ()
1031	{	1339	{
1032	XPoint spot;	1340	XPoint nspot;
1033	XVaNestedList preedit_attr;	1341	XVaNestedList preedit_attr;
1034		1342
1035	if (R->Input_Context == NULL	1343	if (!Input_Context
		1344	|| !TermWin.focus
1036	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1345	|| !(input_style & XIMPreeditPosition))
1037	|| !(R->event_type == KeyPress
1038	|| R->event_type == Expose
1039	|| R->event_type == NoExpose
1040	|| R->event_type == SelectionNotify
1041	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1042	|| !rxvt_IMisRunning(aR))
1043	return;	1346	return;
1044		1347
1045	rxvt_setPosition(aR_ & spot);	1348	im_set_position (nspot);
1046		1349
		1350	if (nspot.x == spot.x && nspot.y == spot.y)
		1351	return;
		1352
		1353	spot = nspot;
		1354
1047	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1355	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1048	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1356	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1049	XFree(preedit_attr);	1357	XFree (preedit_attr);
1050	}	1358	}
1051		1359
1052	/* EXTPROTO */
1053	void	1360	void
1054	rxvt_setTermFontSet(pR_ int idx)	1361	rxvt_term::im_destroy ()
1055	{	1362	{
1056	char *string;	1363	if (input_method)
1057	long length;
1058	int success = 0;
1059
1060	if (idx < 0 || idx >= MAX_NFONTS)
1061	return;
1062	}
1063
1064	/* INTPROTO */
1065	void
1066	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1067	XRectangle * needed_rect)
1068	{
1069	int mbh, vtx = 0;
1070
1071	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1072	vtx = scrollbar_TotalWidth();
1073	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1074	mbh -= R->TermWin.lineSpace;
1075
1076	preedit_rect->x = needed_rect->width + vtx;
1077	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1078
1079	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1080	+ vtx;
1081	preedit_rect->height = Height2Pixel(1);
1082
1083	status_rect->x = vtx;
1084	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1085
1086	status_rect->width = needed_rect->width ? needed_rect->width
1087	: Width2Pixel(R->TermWin.ncol + 1);
1088	status_rect->height = Height2Pixel(1);
1089	}
1090
1091	/* ARGSUSED */
1092	/* INTPROTO */
1093	void
1094	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1095	__attribute__ ((unused)), XPointer call_data
1096	__attribute__ ((unused)))
1097	{
1098	dR;
1099
1100	R->Input_Context = NULL;
1101	/* To avoid Segmentation Fault in C locale: Solaris only? */
1102	if (STRCMP(R->locale, "C"))
1103	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1104	rxvt_IMInstantiateCallback, NULL);
1105	}
1106
1107	/*
1108	* X manual pages and include files don't match on some systems:
1109	* some think this is an XIDProc and others an XIMProc so we can't
1110	* use the first argument - need to update this to be nice for
1111	* both types via some sort of configure detection
1112	*/
1113	/* ARGSUSED */
1114	/* EXTPROTO */
1115	void
1116	rxvt_IMInstantiateCallback(Display * unused
1117	__attribute__ ((unused)), XPointer client_data
1118	__attribute__ ((unused)), XPointer call_data
1119	__attribute__ ((unused)))
1120	{
1121	dR;
1122	int i, found, had_im;
1123	const char *p;
1124	char **s;
1125	char buf[IMBUFSIZ];
1126
1127	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1128	if (R->Input_Context)
1129	return;
1130
1131	found = had_im = 0;
1132	p = R->rs[Rs_inputMethod];
1133	if (p && *p) {
1134	had_im = 1;
1135	s = rxvt_splitcommastring(p);
1136	for (i = 0; s[i]; i++) {
1137	if (*s[i]) {
1138	STRCPY(buf, "@im=");
1139	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1140	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1141	&& (rxvt_IM_get_IC(aR) == True)) {
1142	found = 1;
1143	break;
1144	}
1145	}
1146	}
1147	for (i = 0; s[i]; i++)
1148	free(s[i]);
1149	free(s);
1150	}	1364	{
1151	if (found)	1365	if (Input_Context && input_method->xim)
1152	return;	1366	XDestroyIC (Input_Context);
1153		1367
1154	/* try with XMODIFIERS env. var. */	1368	display->put_xim (input_method);
1155	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1369	input_method = 0;
1156	rxvt_IM_get_IC(aR);
1157	return;
1158	}	1370	}
1159		1371
1160	/* try with no modifiers base IF the user didn't specify an IM */	1372	Input_Context = 0;
1161	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1162	&& rxvt_IM_get_IC(aR) == True)
1163	return;
1164	}	1373	}
1165		1374
1166	/*	1375	/*
1167	* Try to open a XIM with the current modifiers, then see if we can	1376	* Try to open a XIM with the current modifiers, then see if we can
1168	* open a suitable preedit type	1377	* open a suitable preedit type
1169	*/	1378	*/
1170	/* INTPROTO */
1171	Bool	1379	bool
1172	rxvt_IM_get_IC(pR)	1380	rxvt_term::IM_get_IC (const char *modifiers)
1173	{	1381	{
1174	int i, j, found;	1382	int i, j, found;
1175	XIM xim;	1383	XIM xim;
1176	XPoint spot;	1384	XPoint spot;
1177	XRectangle rect, status_rect, needed_rect;	1385	XRectangle rect, status_rect, needed_rect;
1178	unsigned long fg, bg;	1386	unsigned long fg, bg;
1179	const char *p;	1387	const char *p;
1180	char **s;	1388	char **s;
1181	XIMStyles *xim_styles;	1389	XIMStyles *xim_styles;
1182	XVaNestedList preedit_attr, status_attr;
1183	XIMCallback ximcallback;
1184		1390
		1391	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1392	return false;
		1393
1185	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1394	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1186	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1395	input_method = display->get_xim (locale, modifiers);
1187	if (xim == NULL)	1396	if (input_method == NULL)
1188	return False;	1397	return false;
1189		1398
		1399	xim = input_method->xim;
		1400	spot.x = spot.y = -1;
		1401
1190	xim_styles = NULL;	1402	xim_styles = NULL;
1191	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1403	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1192	|| !xim_styles || !xim_styles->count_styles) {	1404	|| !xim_styles || !xim_styles->count_styles)
1193	XCloseIM(xim);	1405	{
		1406	im_destroy ();
1194	return False;	1407	return false;
		1408	}
		1409
		1410	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1411
		1412	for (int pi = 0; pi < 2; pi++)
1195	}	1413	{
		1414	p = pet[pi];
1196		1415
1197	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1416	if (!p)
1198	: "OverTheSpot,OffTheSpot,Root";	1417	continue;
		1418
1199	s = rxvt_splitcommastring(p);	1419	s = rxvt_splitcommastring (p);
		1420
1200	for (i = found = 0; !found && s[i]; i++) {	1421	for (i = found = 0; !found && s[i]; i++)
		1422	{
1201	if (!STRCMP(s[i], "OverTheSpot"))	1423	if (!strcmp (s[i], "OverTheSpot"))
1202	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1424	input_style = (XIMPreeditPosition | XIMStatusNothing);
1203	else if (!STRCMP(s[i], "OffTheSpot"))	1425	else if (!strcmp (s[i], "OffTheSpot"))
1204	R->input_style = (XIMPreeditArea | XIMStatusArea);	1426	input_style = (XIMPreeditArea | XIMStatusArea);
1205	else if (!STRCMP(s[i], "Root"))	1427	else if (!strcmp (s[i], "Root"))
1206	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1428	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1429	else if (!strcmp (s[i], "None"))
		1430	input_style = (XIMPreeditNone | XIMStatusNone);
1207		1431
1208	for (j = 0; j < xim_styles->count_styles; j++)	1432	for (j = 0; j < xim_styles->count_styles; j++)
1209	if (R->input_style == xim_styles->supported_styles[j]) {	1433	if (input_style == xim_styles->supported_styles[j])
		1434	{
		1435	rxvt_freecommastring (s);
		1436
1210	found = 1;	1437	found = 1;
		1438	goto foundpet;
		1439	}
		1440
		1441	}
		1442
		1443	rxvt_freecommastring (s);
		1444	}
		1445
		1446	foundpet:
		1447
		1448	XFree (xim_styles);
		1449
		1450	if (!found)
		1451	{
		1452	im_destroy ();
		1453	return false;
		1454	}
		1455
		1456	XFontSet fs = 0;
		1457	XVaNestedList preedit_attr = 0, status_attr = 0;
		1458
		1459	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1460	{
		1461	// fake us a font-set, please
		1462	char **missing_charset_list;
		1463	int missing_charset_count;
		1464	char *def_string;
		1465	char pat[512];
		1466
		1467	sprintf (pat,
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"*",
		1474	TermWin.fheight,
		1475	TermWin.fheight + 1, TermWin.fheight - 1,
		1476	TermWin.fheight - 2, TermWin.fheight + 2);
		1477
		1478	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1479	&missing_charset_list, &missing_charset_count, &def_string);
		1480
		1481	if (missing_charset_list)
		1482	XFreeStringList (missing_charset_list);
		1483
		1484	if (!fs)
		1485	{
		1486	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1487	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1488	}
		1489	}
		1490
		1491	if (input_style & XIMPreeditPosition)
		1492	{
		1493	im_set_size (rect);
		1494	im_set_position (spot);
		1495	im_set_color (fg, bg);
		1496
		1497	preedit_attr = XVaCreateNestedList (0,
		1498	XNForeground, fg,
		1499	XNBackground, bg,
		1500	XNArea, &rect,
		1501	XNSpotLocation, &spot,
		1502	XNFontSet, fs,
		1503	NULL);
		1504	}
		1505	else if (input_style & XIMPreeditArea)
		1506	{
		1507	im_set_color (fg, bg);
		1508
		1509	/*
		1510	* The necessary width of preedit area is unknown
		1511	* until create input context.
		1512	*/
		1513	needed_rect.width = 0;
		1514	im_set_preedit_area (rect, status_rect, needed_rect);
		1515
		1516	preedit_attr = XVaCreateNestedList (0,
		1517	XNForeground, fg,
		1518	XNBackground, bg,
		1519	XNArea, &rect,
		1520	XNFontSet, fs,
		1521	NULL);
		1522	status_attr = XVaCreateNestedList (0,
		1523	XNForeground, fg,
		1524	XNBackground, bg,
		1525	XNArea, &status_rect,
		1526	XNFontSet, fs,
		1527	NULL);
		1528	}
		1529
		1530	Input_Context = XCreateIC (xim,
		1531	XNInputStyle, input_style,
		1532	XNClientWindow, TermWin.vt,
		1533	XNFocusWindow, TermWin.parent[0],
		1534	preedit_attr ? XNPreeditAttributes : NULL,
		1535	preedit_attr,
		1536	status_attr ? XNStatusAttributes : NULL,
		1537	status_attr, NULL);
		1538
		1539	if (preedit_attr) XFree (preedit_attr);
		1540	if (status_attr) XFree (status_attr);
		1541	if (fs) XFreeFontSet (display->display, fs);
		1542
		1543	if (Input_Context == NULL)
		1544	{
		1545	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1546	im_destroy ();
		1547	return false;
		1548	}
		1549
		1550	if (input_style & XIMPreeditArea)
		1551	IMSetStatusPosition ();
		1552
		1553	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1554	return true;
		1555	}
		1556
		1557	void
		1558	rxvt_term::im_cb ()
		1559	{
		1560	int i;
		1561	const char *p;
		1562	char **s;
		1563	char buf[IMBUFSIZ];
		1564
		1565	SET_R (this);
		1566
		1567	im_destroy ();
		1568
		1569	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1570	if (Input_Context)
		1571	return;
		1572
		1573	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1574	if (rs[Rs_imLocale])
		1575	SET_LOCALE (rs[Rs_imLocale]);
		1576	#endif
		1577
		1578	p = rs[Rs_inputMethod];
		1579	if (p && *p)
		1580	{
		1581	bool found = false;
		1582
		1583	s = rxvt_splitcommastring (p);
		1584
		1585	for (i = 0; s[i]; i++)
		1586	{
		1587	if (*s[i])
		1588	{
		1589	strcpy (buf, "@im=");
		1590	strncat (buf, s[i], IMBUFSIZ - 5);
		1591	if (IM_get_IC (buf))
		1592	{
		1593	found = true;
1211	break;	1594	break;
		1595	}
1212	}	1596	}
1213	}	1597	}
1214	for (i = 0; s[i]; i++)
1215	free(s[i]);
1216	free(s);
1217	XFree(xim_styles);
1218		1598
		1599	rxvt_freecommastring (s);
		1600
1219	if (!found) {	1601	if (found)
1220	XCloseIM(xim);	1602	goto done;
1221	return False;
1222	}	1603	}
1223		1604
1224	ximcallback.callback = rxvt_IMDestroyCallback;	1605	/* try with XMODIFIERS env. var. */
		1606	if (IM_get_IC (""))
		1607	goto done;
1225		1608
1226	/* XXX: not sure why we need this (as well as IC one below) */	1609	/* try with no modifiers base IF the user didn't specify an IM */
1227	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1610	if (IM_get_IC ("@im=none"))
		1611	goto done;
1228		1612
1229	preedit_attr = status_attr = NULL;	1613	done:
1230		1614	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1231	if (R->input_style & XIMPreeditPosition) {	1615	if (rs[Rs_imLocale])
1232	rxvt_setSize(aR_ & rect);	1616	SET_LOCALE (locale);
1233	rxvt_setPosition(aR_ & spot);	1617	#endif
1234	rxvt_setColor(aR_ & fg, &bg);
1235
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1237	XNSpotLocation, &spot,
1238	XNForeground, fg, XNBackground, bg,
1239	//XNFontSet, R->TermWin.fontset,
1240	NULL);
1241	} else if (R->input_style & XIMPreeditArea) {
1242	rxvt_setColor(aR_ & fg, &bg);
1243
1244	/*
1245	* The necessary width of preedit area is unknown
1246	* until create input context.
1247	*/
1248	needed_rect.width = 0;
1249
1250	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1251
1252	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, R->TermWin.fontset,
1255	NULL);
1256	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1257	XNForeground, fg, XNBackground, bg,
1258	//XNFontSet, R->TermWin.fontset,
1259	NULL);
1260	}
1261	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1262	XNClientWindow, R->TermWin.parent[0],
1263	XNFocusWindow, R->TermWin.parent[0],
1264	XNDestroyCallback, &ximcallback,
1265	preedit_attr ? XNPreeditAttributes : NULL,
1266	preedit_attr,
1267	status_attr ? XNStatusAttributes : NULL,
1268	status_attr, NULL);
1269	if (preedit_attr)
1270	XFree(preedit_attr);
1271	if (status_attr)
1272	XFree(status_attr);
1273	if (R->Input_Context == NULL) {
1274	rxvt_print_error("failed to create input context");
1275	XCloseIM(xim);
1276	return False;
1277	}
1278	if (R->input_style & XIMPreeditArea)
1279	rxvt_IMSetStatusPosition(aR);
1280	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1281	return True;
1282	}	1618	}
1283		1619
1284	/* EXTPROTO */
1285	void	1620	void
1286	rxvt_IMSetStatusPosition(pR)	1621	rxvt_term::IMSetStatusPosition ()
1287	{	1622	{
1288	XRectangle preedit_rect, status_rect, *needed_rect;	1623	XRectangle preedit_rect, status_rect, *needed_rect;
1289	XVaNestedList preedit_attr, status_attr;	1624	XVaNestedList preedit_attr, status_attr;
1290		1625
1291	if (R->Input_Context == NULL	1626	if (!Input_Context
		1627	|| !TermWin.focus
1292	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1628	|| !(input_style & XIMPreeditArea)
1293	|| !rxvt_IMisRunning(aR))	1629	|| !IMisRunning ())
1294	return;	1630	return;
1295		1631
1296	/* Getting the necessary width of preedit area */	1632	/* Getting the necessary width of preedit area */
1297	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1633	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1298	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1634	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1299	XFree(status_attr);	1635	XFree (status_attr);
1300		1636
1301	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1637	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1638	XFree (needed_rect);
1302		1639
1303	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1640	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1304	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1641	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1305		1642
1306	XSetICValues(R->Input_Context,	1643	XSetICValues (Input_Context,
1307	XNPreeditAttributes, preedit_attr,	1644	XNPreeditAttributes, preedit_attr,
1308	XNStatusAttributes, status_attr, NULL);	1645	XNStatusAttributes, status_attr, NULL);
1309		1646
1310	XFree(preedit_attr);	1647	XFree (preedit_attr);
1311	XFree(status_attr);	1648	XFree (status_attr);
1312	}	1649	}
1313	#endif /* USE_XIM */	1650	#endif /* USE_XIM */
1314		1651
1315	/*----------------------------------------------------------------------*/	1652	/*----------------------------------------------------------------------*/
1316	rxvt_t rxvt_current_term;	1653	rxvt_t rxvt_current_term;

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