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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.146 by root, Mon Nov 28 18:37:42 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.2 2003/11/24 17:31:27 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>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.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.
…		…
28	* You should have received a copy of the GNU General Public License	28	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	29	* along with this program; if not, write to the Free Software
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	#ifdef KEYSYM_RESOURCE
		48	# include "keyboard.h"
		49	#endif
		50
		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
		125	return len;
		126
		127	}
		128	#endif
		129
		130	rxvt_term::rxvt_term ()
		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
		141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
		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),
		155	#endif
		156	#ifdef POINTER_BLANK
		157	pointer_ev (this, &rxvt_term::pointer_cb),
		158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
		162	sw_term (this, &rxvt_term::sig_term),
		163	sw_int (this, &rxvt_term::sig_term),
		164	sw_chld (this, &rxvt_term::sig_chld),
		165	termwin_ev (this, &rxvt_term::x_cb),
		166	vt_ev (this, &rxvt_term::x_cb),
		167	check_ev (this, &rxvt_term::check_cb),
		168	flush_ev (this, &rxvt_term::flush_cb),
		169	destroy_ev (this, &rxvt_term::destroy_cb),
		170	pty_ev (this, &rxvt_term::pty_cb),
		171	incr_ev (this, &rxvt_term::incr_cb)
		172	{
		173	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		174
		175	termlist.push_back (this);
		176
		177	#ifdef KEYSYM_RESOURCE
		178	keyboard = new keyboard_manager;
		179
		180	if (!keyboard)
		181	rxvt_fatal ("out of memory, aborting.\n");
		182	#endif
		183	}
		184
		185	// clean up the most important stuff, do *not* call x or free mem etc.
		186	// for use before an emergency exit
		187	void rxvt_term::emergency_cleanup ()
		188	{
		189	if (cmd_pid)
		190	kill (-cmd_pid, SIGHUP);
		191
		192	#ifdef UTMP_SUPPORT
		193	privileged_utmp (RESTORE);
		194	#endif
		195
		196	pty.put ();
		197	}
		198
		199	rxvt_term::~rxvt_term ()
		200	{
		201	termlist.erase (find (termlist.begin (), termlist.end(), this));
		202
		203	emergency_cleanup ();
		204
		205	#if ENABLE_STYLES
		206	for (int i = RS_styleCount; --i; )
		207	if (TermWin.fontset[i] != TermWin.fontset[0])
		208	delete TermWin.fontset[i];
		209	#endif
		210	delete TermWin.fontset[0];
		211
		212	if (display)
		213	{
		214	dDisp;
		215
		216	selection_clear ();
		217
		218	#ifdef USE_XIM
		219	im_destroy ();
		220	#endif
		221	#ifdef MENUBAR
		222	if (menubarGC) XFreeGC (disp, menubarGC);
		223	#endif
		224	#ifdef XTERM_SCROLLBAR
		225	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		226	if (ShadowGC) XFreeGC (disp, ShadowGC);
		227	#endif
		228	#ifdef PLAIN_SCROLLBAR
		229	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		230	#endif
		231	#ifdef NEXT_SCROLLBAR
		232	if (blackGC) XFreeGC (disp, blackGC);
		233	if (whiteGC) XFreeGC (disp, whiteGC);
		234	if (grayGC) XFreeGC (disp, grayGC);
		235	if (darkGC) XFreeGC (disp, darkGC);
		236	if (stippleGC) XFreeGC (disp, stippleGC);
		237	if (dimple) XFreePixmap (disp, dimple);
		238	if (upArrow) XFreePixmap (disp, upArrow);
		239	if (downArrow) XFreePixmap (disp, downArrow);
		240	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		241	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		242	#endif
		243	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		244	if (topShadowGC) XFreeGC (disp, topShadowGC);
		245	if (botShadowGC) XFreeGC (disp, botShadowGC);
		246	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		247	#endif
		248	if (TermWin.gc) XFreeGC (disp, TermWin.gc);
		249
		250	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		251	delete menuBar.drawable;
		252	//if (menuBar.win)
		253	// XDestroyWindow (disp, menuBar.win);
		254	#endif
		255	delete TermWin.drawable;
		256	// destroy all windows
		257	if (TermWin.parent[0])
		258	XDestroyWindow (disp, TermWin.parent[0]);
		259	}
		260
		261	// TODO: free pixcolours, colours should become part of rxvt_display
		262
		263	delete pix_colors_focused;
		264	#if OFF_FOCUS_FADING
		265	delete pix_colors_unfocused;
		266	#endif
		267
		268	displays.put (display);
		269
		270	scr_release ();
		271
		272	/* clear all resources */
		273	for (int i = 0; i < allocated.size (); i++)
		274	free (allocated [i]);
		275
		276	free (selection.text);
		277	// TODO: manage env vars in child only(!)
		278	free (env_windowid);
		279	free (env_display);
		280	free (env_term);
		281	free (env_colorfgbg);
		282	free (locale);
		283	free (v_buffer);
		284	free (incr_buf);
		285
		286	delete envv;
		287	delete argv;
		288
		289	#ifdef KEYSYM_RESOURCE
		290	delete keyboard;
		291	#endif
		292	}
		293
		294	void
		295	rxvt_term::destroy ()
		296	{
		297	if (destroy_ev.active)
		298	return;
		299
		300	#if ENABLE_OVERLAY
		301	scr_overlay_off ();
		302	#endif
		303
		304	if (display)
		305	{
		306	#if USE_XIM
		307	im_ev.stop (display);
		308	#endif
		309	#if HAVE_SCROLLBARS
		310	scrollbar_ev.stop (display);
		311	#endif
		312	#if MENUBAR
		313	menubar_ev.stop (display);
		314	#endif
		315	#if TRANSPARENT
		316	rootwin_ev.stop (display);
		317	#endif
		318	incr_ev.stop ();
		319	termwin_ev.stop (display);
		320	vt_ev.stop (display);
		321	}
		322
		323	check_ev.stop ();
		324	pty_ev.stop ();
		325	#ifdef CURSOR_BLINK
		326	cursor_blink_ev.stop ();
		327	#endif
		328	#ifdef TEXT_BLINK
		329	text_blink_ev.stop ();
		330	#endif
		331	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		332	cont_scroll_ev.stop ();
		333	#endif
		334	#ifdef SELECTION_SCROLLING
		335	sel_scroll_ev.stop ();
		336	#endif
		337	#ifdef POINTER_BLANK
		338	pointer_ev.stop ();
		339	#endif
		340
		341	destroy_ev.start (0);
		342	}
		343
		344	void
		345	rxvt_term::destroy_cb (time_watcher &w)
		346	{
		347	SET_R (this);
		348
		349	delete this;
		350	}
		351
47	/*----------------------------------------------------------------------*/	352	/*----------------------------------------------------------------------*/
48	/* rxvt_init() */
49	/* LIBPROTO */
50	rxvt_t *
51	rxvt_init(int argc, const char *const *argv)
52	{
53	const char **cmd_argv;
54
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));
56
57	dR;
58	if (rxvt_init_vars(aR) < 0) {
59	free(R);
60	return NULL;
61	}
62
63	/*	353	/*
64	* Save and then give up any super-user privileges	354	* Exit gracefully, clearing the utmp entry and restoring tty attributes
65	* If we need privileges in any area then we must specifically request it.	355	* TODO: if debugging, this should free up any known resources if we can
66	* We should only need to be root in these cases:
67	* 1. write utmp entries on some systems
68	* 2. chown tty on some systems
69	*/	356	*/
70	rxvt_privileges(aR_ SAVE);	357	static XErrorHandler old_xerror_handler;
71	rxvt_privileges(aR_ IGNORE);
72		358
		359	static void
		360	rxvt_emergency_cleanup ()
		361	{
		362	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		363	(*t)->emergency_cleanup ();
		364	}
		365
		366	#if ENABLE_FRILLS
		367	static void
		368	print_x_error (Display *dpy, XErrorEvent *event)
		369	{
		370	char buffer[BUFSIZ];
		371	char mesg[BUFSIZ];
		372	char number[32];
		373	char *mtype = "XlibMessage";
		374	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		375	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		376	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		377	rxvt_warn ("%s: %s\n", mesg, buffer);
		378	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		379	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		380	sprintf(number, "%d", event->request_code);
		381	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		382	rxvt_warn ("(which is %s)\n", buffer);
		383	if (event->request_code >= 128) {
		384	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		385	mesg, BUFSIZ);
		386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		387	}
		388	if ((event->error_code == BadWindow) ||
		389	(event->error_code == BadPixmap) ||
		390	(event->error_code == BadCursor) ||
		391	(event->error_code == BadFont) ||
		392	(event->error_code == BadDrawable) ||
		393	(event->error_code == BadColor) ||
		394	(event->error_code == BadGC) ||
		395	(event->error_code == BadIDChoice) ||
		396	(event->error_code == BadValue) ||
		397	(event->error_code == BadAtom)) {
		398	if (event->error_code == BadValue)
		399	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		400	mesg, BUFSIZ);
		401	else if (event->error_code == BadAtom)
		402	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		403	mesg, BUFSIZ);
		404	else
		405	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		408	}
		409	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		410	mesg, BUFSIZ);
		411	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		412	}
		413	#endif
		414
		415	int
		416	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		417	{
		418	if (GET_R->allowedxerror == -1)
		419	GET_R->allowedxerror = event->error_code;
		420	else
		421	{
		422	// GET_R is most likely not the terminal which caused the error,
		423	// so just output the error and continue
		424	#if ENABLE_FRILLS
		425	print_x_error (display, event);
		426	#else
		427	old_xerror_handler (display, event);
		428	#endif
		429	}
		430
		431	return 0;
		432	}
		433
		434	int
		435	rxvt_xioerror_handler (Display *display)
		436	{
		437	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		438	DisplayString (display));
		439	rxvt_emergency_cleanup ();
		440	_exit (EXIT_FAILURE);
		441	}
		442
		443	/*
		444	* Catch a fatal signal and tidy up before quitting
		445	*/
		446	void
		447	rxvt_term::sig_term (sig_watcher &w)
		448	{
		449	#ifdef DEBUG_CMD
		450	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		451	#endif
		452	rxvt_emergency_cleanup ();
		453	signal (w.signum, SIG_DFL);
		454	kill (getpid (), w.signum);
		455	}
		456
		457	/*----------------------------------------------------------------------*/
		458	/* rxvt_init () */
		459	bool
		460	rxvt_term::init (int argc, const char *const *argv)
		461	{
		462	SET_R (this);
		463
		464	set_locale ("");
		465
		466	if (!init_vars ())
		467	return false;
		468
73	rxvt_init_secondary(aR);	469	init_secondary ();
74		470
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);	471	const char **cmd_argv = init_resources (argc, argv);
76		472
		473	#ifdef KEYSYM_RESOURCE
		474	keyboard->register_done ();
		475	#endif
		476
		477	#if MENUBAR_MAX
		478	menubar_read (rs[Rs_menu]);
		479	#endif
		480	#ifdef HAVE_SCROLLBARS
		481	if (options & Opt_scrollBar)
		482	scrollBar.setIdle (); /* set existence for size calculations */
		483	#endif
		484
		485	create_windows (argc, argv);
		486
		487	dDisp;
		488
		489	init_xlocale ();
		490
		491	scr_reset (); /* initialize screen */
		492
		493	#if 0
		494	XSynchronize (disp, True);
		495	#endif
		496
		497	#ifdef HAVE_SCROLLBARS
		498	if (options & Opt_scrollBar)
		499	resize_scrollbar (); /* create and map scrollbar */
		500	#endif
77	#if (MENUBAR_MAX)	501	#if (MENUBAR_MAX)
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);
79	#endif
80	#ifdef HAVE_SCROLLBARS
81	if (R->Options & Opt_scrollBar)
82	scrollbar_setIdle(); /* set existence for size calculations */
83	#endif
84
85	rxvt_Create_Windows(aR_ argc, argv);
86
87	rxvt_init_xlocale(aR);
88
89	rxvt_scr_reset(aR); /* initialize screen */
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif
93
94	#if 0
95	#ifdef DEBUG_X
96	XSynchronize(R->Xdisplay, True);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100	#endif
101	#endif
102
103	#ifdef HAVE_SCROLLBARS
104	if (R->Options & Opt_scrollBar)
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106	#endif
107	#if (MENUBAR_MAX)
108	if (menubar_visible(r))	502	if (menubar_visible ())
109	XMapWindow(R->Xdisplay, R->menuBar.win);	503	XMapWindow (disp, menuBar.win);
110	#endif	504	#endif
111	#ifdef TRANSPARENT	505	#ifdef TRANSPARENT
112	if (R->Options & Opt_transparent) {	506	if (options & Opt_transparent)
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114	rxvt_check_our_parents(aR);
115	}	507	{
		508	XSelectInput (disp, display->root, PropertyChangeMask);
		509	check_our_parents ();
		510	rootwin_ev.start (display, display->root);
		511	}
116	#endif	512	#endif
		513
117	XMapWindow(R->Xdisplay, R->TermWin.vt);	514	XMapWindow (disp, TermWin.vt);
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	515	XMapWindow (disp, TermWin.parent[0]);
119		516
120	rxvt_init_env(aR);	517	set_colorfgbg ();
		518
121	rxvt_init_command(aR_ cmd_argv);	519	init_command (cmd_argv);
122		520
123	return R;	521	free (cmd_argv);
		522
		523	pty_ev.start (pty.pty, EVENT_READ);
		524
		525	check_ev.start ();
		526
		527	return true;
		528	}
		529
		530	void
		531	rxvt_init ()
		532	{
		533	/*
		534	* Save and then give up any super-user privileges
		535	* If we need privileges in any area then we must specifically request it.
		536	* We should only need to be root in these cases:
		537	* 1. write utmp entries on some systems
		538	* 2. chown tty on some systems
		539	*/
		540	rxvt_privileges (SAVE);
		541	rxvt_privileges (IGNORE);
		542
		543	signal (SIGHUP, SIG_IGN);
		544	signal (SIGPIPE, SIG_IGN);
		545
		546	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		547	/* signal (SIGURG, SIG_DFL); */
		548
		549	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		550	// TODO: handle this with exceptions and tolerate the memory loss
		551	XSetIOErrorHandler (rxvt_xioerror_handler);
124	}	552	}
125		553
126	/* ------------------------------------------------------------------------- *	554	/* ------------------------------------------------------------------------- *
127	* SIGNAL HANDLING & EXIT HANDLER *	555	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */	556	* ------------------------------------------------------------------------- */
129	/*	557	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died	558	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/	559	*/
132	/* ARGSUSED */
133	/* EXTPROTO */
134	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))
136	{
137	dR;
138	int pid, save_errno = errno;
139		560
140	do {	561	void
141	errno = 0;	562	rxvt_term::sig_chld (sig_watcher &w)
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);	563	{
		564	// we are being called for every SIGCHLD, not just ours
		565	int pid;
143		566
		567	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		568	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
144	if (pid == R->h->cmd_pid)	569	if (pid == (*t)->cmd_pid)
145	exit(EXIT_SUCCESS);	570	{
146		571	(*t)->destroy ();
147	errno = save_errno;	572	break;
148	signal(SIGCHLD, rxvt_Child_signal);	573	}
149	}
150
151	/*
152	* Catch a fatal signal and tidy up before quitting
153	*/
154	/* EXTPROTO */
155	RETSIGTYPE
156	rxvt_Exit_signal(int sig)
157	{
158	signal(sig, SIG_DFL);
159	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);
161	#endif
162	rxvt_clean_exit();
163	kill(getpid(), sig);
164	}
165
166	/* ARGSUSED */
167	/* INTPROTO */
168	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {
174	R->h->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */
176	}
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",
178	event->request_code, event->minor_code,
179	event->error_code);
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
181	exit(EXIT_FAILURE);
182	/* NOTREACHED */
183	}
184
185	/*----------------------------------------------------------------------*/
186	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can
189	*/
190	/* EXTPROTO */
191	void
192	rxvt_clean_exit(void)
193	{
194	dR;
195
196	#ifdef DEBUG_SCREEN
197	rxvt_scr_release(aR);
198	#endif
199	#ifndef NO_SETOWNER_TTYDEV
200	rxvt_privileged_ttydev(aR_ RESTORE);
201	#endif
202	#ifdef UTMP_SUPPORT
203	rxvt_privileged_utmp(aR_ RESTORE);
204	#endif
205	#ifdef USE_XIM
206	if (R->h->Input_Context != NULL) {
207	XDestroyIC(R->h->Input_Context);
208	R->h->Input_Context = NULL;
209	}
210	#endif
211	}	574	}
212		575
213	/* ------------------------------------------------------------------------- *	576	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *	577	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */	578	* ------------------------------------------------------------------------- */
216	/* EXTPROTO */	579	void *
		580	rxvt_malloc (size_t size)
		581	{
		582	void *p = malloc (size);
		583
		584	if (!p)
		585	rxvt_fatal ("memory allocation failure. aborting.\n");
		586
		587	return p;
		588	}
		589
217	void *	590	void *
218	rxvt_malloc(size_t size)	591	rxvt_calloc (size_t number, size_t size)
219	{	592	{
220	void *p;	593	void *p = calloc (number, size);
221		594
222	p = malloc(size);
223	if (p)	595	if (!p)
		596	rxvt_fatal ("memory allocation failure. aborting.\n");
		597
224	return p;	598	return p;
225
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227	rxvt_clean_exit();
228	exit(EXIT_FAILURE);
229	/* NOTREACHED */
230	}	599	}
231		600
232	/* EXTPROTO */
233	void *	601	void *
234	rxvt_calloc(size_t number, size_t size)
235	{
236	void *p;
237
238	p = calloc(number, size);
239	if (p)
240	return p;
241
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243	rxvt_clean_exit();
244	exit(EXIT_FAILURE);
245	/* NOTREACHED */
246	}
247
248	/* EXTPROTO */
249	void *
250	rxvt_realloc(void *ptr, size_t size)	602	rxvt_realloc (void *ptr, size_t size)
251	{	603	{
252	void *p;
253
254	if (ptr)
255	p = realloc(ptr, size);	604	void *p = realloc (ptr, size);
256	else	605
257	p = malloc(size);
258	if (p)	606	if (!p)
		607	rxvt_fatal ("memory allocation failure. aborting.\n");
		608
259	return p;	609	return p;
260
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262	rxvt_clean_exit();
263	exit(EXIT_FAILURE);
264	/* NOTREACHED */
265	}	610	}
		611
266	/* ------------------------------------------------------------------------- *	612	/* ------------------------------------------------------------------------- *
267	* PRIVILEGED OPERATIONS *	613	* PRIVILEGED OPERATIONS *
268	* ------------------------------------------------------------------------- */	614	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */	615	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void	616	void
272	rxvt_privileges(pR_ int mode)	617	rxvt_privileges (rxvt_privaction action)
273	{	618	{
		619	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		620	static uid_t euid;
		621	static gid_t egid;
		622	#endif
		623
274	#if ! defined(__CYGWIN32__)	624	#if ! defined(__CYGWIN32__)
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	625	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276	/* setreuid() is the poor man's setuid(), seteuid() */	626	/* setreuid () is the poor man's setuid (), seteuid () */
277	# define seteuid(a) setreuid(-1, (a))	627	# define seteuid(a) setreuid(-1, (a))
278	# define setegid(a) setregid(-1, (a))	628	# define setegid(a) setregid(-1, (a))
279	# define HAVE_SETEUID	629	# define HAVE_SETEUID
280	# endif	630	# endif
281	# ifdef HAVE_SETEUID	631	# ifdef HAVE_SETEUID
282	switch (mode) {	632	switch (action)
		633	{
283	case IGNORE:	634	case IGNORE:
284	/*	635	/*
285	* change effective uid/gid - not real uid/gid - so we can switch	636	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required	637	* back to root later, as required
287	*/	638	*/
288	seteuid(getuid());	639	seteuid (getuid ());
289	setegid(getgid());	640	setegid (getgid ());
290	break;	641	break;
291	case SAVE:	642	case SAVE:
292	R->h->euid = geteuid();	643	euid = geteuid ();
293	R->h->egid = getegid();	644	egid = getegid ();
294	break;	645	break;
295	case RESTORE:	646	case RESTORE:
296	seteuid(R->h->euid);	647	seteuid (euid);
297	setegid(R->h->egid);	648	setegid (egid);
298	break;	649	break;
299	}	650	}
300	# else	651	# else
301	switch (mode) {	652	switch (action)
		653	{
302	case IGNORE:	654	case IGNORE:
303	setuid(getuid());	655	setuid (getuid ());
304	setgid(getgid());	656	setgid (getgid ());
305	/* FALLTHROUGH */	657	/* FALLTHROUGH */
306	case SAVE:	658	case SAVE:
307	/* FALLTHROUGH */	659	/* FALLTHROUGH */
308	case RESTORE:	660	case RESTORE:
309	break;	661	break;
310	}	662	}
311	# endif	663	# endif
312	#endif	664	#endif
313	}	665	}
314		666
315	#ifdef UTMP_SUPPORT	667	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void	668	void
318	rxvt_privileged_utmp(pR_ char action)	669	rxvt_term::privileged_utmp (rxvt_privaction action)
319	{	670	{
320	struct rxvt_hidden *h = R->h;
321
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)	671	if ((options & Opt_utmpInhibit)
326	|| h->ttydev == NULL	672	|| !pty.name || !*pty.name)
327	|| *h->ttydev == '\0')	673	return;
328	return;
329		674
330	rxvt_privileges(aR_ RESTORE);	675	rxvt_privileges (RESTORE);
		676
331	if (action == SAVE) {	677	if (action == SAVE)
332	h->next_utmp_action = RESTORE;	678	makeutent (pty.name, rs[Rs_display_name]);
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);	679	else
334	} else { /* action == RESTORE */	680	cleanutent ();
335	h->next_utmp_action = IGNORE;	681
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);	682	rxvt_privileges (IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;
364	else
365	# endif
366	{
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif
372	}
373	} else { /* action == RESTORE */
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif
383	}
384
385	rxvt_privileges(aR_ IGNORE);
386
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389	# endif
390	}	683	}
391	#endif	684	#endif
392		685
393	/*----------------------------------------------------------------------*/	686	/*----------------------------------------------------------------------*/
394	/*	687	/*
395	* window size/position calculcations for XSizeHint and other storage.	688	* window size/position calculcations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	689	* if width/height are non-zero then override calculated width/height
397	*/	690	*/
398	/* EXTPROTO */
399	void	691	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	692	rxvt_term::window_calc (unsigned int width, unsigned int height)
401	{	693	{
402	short recalc_x, recalc_y;	694	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	695	int x, y, sb_w, mb_h, flags;
404	unsigned int w, h;	696	unsigned int w, h;
405	unsigned int max_width, max_height;	697	unsigned int max_width, max_height;
		698	dDisp;
406		699
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	700	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		701	TermWin.ncol, TermWin.nrow, szHint.width,
		702	szHint.height));
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	703	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	704	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	705	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		706
412	recalc_x = recalc_y = 0;	707	recalc_x = recalc_y = 0;
413	flags = 0;	708	flags = 0;
414	if (!R->h->parsed_geometry) {	709	if (!parsed_geometry)
		710	{
415	R->h->parsed_geometry = 1;	711	parsed_geometry = 1;
416	if (R->h->rs[Rs_geometry])	712	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	713	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		714
418	if (flags & WidthValue) {	715	if (flags & WidthValue)
		716	{
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	717	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
420	R->szHint.flags |= USSize;	718	szHint.flags |= USSize;
421	}	719	}
		720
422	if (flags & HeightValue) {	721	if (flags & HeightValue)
		722	{
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	723	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
424	R->szHint.flags |= USSize;	724	szHint.flags |= USSize;
425	}	725	}
		726
426	if (flags & XValue) {	727	if (flags & XValue)
427	R->szHint.x = x;	728	{
		729	szHint.x = x;
428	R->szHint.flags |= USPosition;	730	szHint.flags |= USPosition;
429	if (flags & XNegative) {	731	if (flags & XNegative)
430	recalc_x = 1;	732	{
		733	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	734	szHint.win_gravity = NorthEastGravity;
		735	}
		736	}
		737
		738	if (flags & YValue)
		739	{
		740	szHint.y = y;
		741	szHint.flags |= USPosition;
		742	if (flags & YNegative)
		743	{
		744	recalc_y = 1;
		745	if (szHint.win_gravity == NorthEastGravity)
		746	szHint.win_gravity = SouthEastGravity;
		747	else
		748	szHint.win_gravity = SouthWestGravity;
		749	}
		750	}
432	}	751	}
433	}	752
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	753	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	754	TermWin.width = TermWin.ncol * TermWin.fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	755	TermWin.height = TermWin.nrow * TermWin.fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	756	max_width = MAX_COLS * TermWin.fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	757	max_height = MAX_ROWS * TermWin.fheight;
451		758
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	759	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
453		760
454	sb_w = mb_h = 0;	761	sb_w = mb_h = 0;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	762	window_vt_x = window_vt_y = TermWin.int_bwidth;
		763
456	if (scrollbar_visible(R)) {	764	if (scrollbar_visible ())
		765	{
457	sb_w = scrollbar_TotalWidth();	766	sb_w = scrollbar_TotalWidth ();
458	R->szHint.base_width += sb_w;	767	szHint.base_width += sb_w;
459	if (!(R->Options & Opt_scrollBar_right))	768	if (!(options & Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	769	window_vt_x += sb_w;
461	}	770	}
		771
462	if (menubar_visible(R)) {	772	if (menubar_visible ())
		773	{
463	mb_h = menuBar_TotalHeight();	774	mb_h = menuBar_TotalHeight ();
464	R->szHint.base_height += mb_h;	775	szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;	776	window_vt_y += mb_h;
466	}	777	}
		778
467	R->szHint.width_inc = R->TermWin.fwidth;	779	szHint.width_inc = TermWin.fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	780	szHint.height_inc = TermWin.fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	781	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	782	szHint.min_height = szHint.base_height + szHint.height_inc;
471		783
472	if (width && width - R->szHint.base_width < max_width) {	784	if (width && width - szHint.base_width < max_width)
		785	{
473	R->szHint.width = width;	786	szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;	787	TermWin.width = width - szHint.base_width;
475	} else {	788	}
		789	else
		790	{
476	MIN_IT(R->TermWin.width, max_width);	791	MIN_IT (TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;	792	szHint.width = szHint.base_width + TermWin.width;
478	}	793	}
		794
479	if (height && height - R->szHint.base_height < max_height) {	795	if (height && height - szHint.base_height < max_height)
		796	{
480	R->szHint.height = height;	797	szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;	798	TermWin.height = height - szHint.base_height;
482	} else {	799	}
		800	else
		801	{
483	MIN_IT(R->TermWin.height, max_height);	802	MIN_IT (TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;	803	szHint.height = szHint.base_height + TermWin.height;
485	}	804	}
		805
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	806	if (scrollbar_visible () && (options & Opt_scrollBar_right))
487	R->h->window_sb_x = R->szHint.width - sb_w;	807	window_sb_x = szHint.width - sb_w;
488		808
489	if (recalc_x)	809	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	810	szHint.x += (DisplayWidth (disp, display->screen)
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	811	- szHint.width - 2 * TermWin.ext_bwidth);
492	if (recalc_y)	812	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	813	szHint.y += (DisplayHeight (disp, display->screen)
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	814	- szHint.height - 2 * TermWin.ext_bwidth);
495		815
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	816	TermWin.ncol = TermWin.width / TermWin.fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	817	TermWin.nrow = TermWin.height / TermWin.fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	818	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		819	TermWin.ncol, TermWin.nrow, szHint.width,
		820	szHint.height));
499	return;	821	return;
500	}	822	}
501		823
502	/*----------------------------------------------------------------------*/	824	/*----------------------------------------------------------------------*/
503	/*	825	/*
504	* Tell the teletype handler what size the window is.	826	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	827	* Called after a window size change.
506	*/	828	*/
507	/* EXTPROTO */
508	void	829	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	830	rxvt_term::tt_winch ()
510	{	831	{
		832	if (pty.pty < 0)
		833	return;
		834
511	struct winsize ws;	835	struct winsize ws;
512		836
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	837	ws.ws_col = TermWin.ncol;
516	ws.ws_row = row;	838	ws.ws_row = TermWin.nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	839	ws.ws_xpixel = TermWin.width;
518	#ifndef DEBUG_SIZE	840	ws.ws_ypixel = TermWin.height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	841	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520	#else	842
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	843	#if 0
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	844	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */	845	if (cmd_pid) /* force through to the command */
526	kill(pid, SIGWINCH);	846	kill (-cmd_pid, SIGWINCH);
527	# endif
528	#endif	847	#endif
529	}	848	}
530		849
531	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
532	/* rxvt_change_font() - Switch to a new font */	851	/* set_fonts () - load and set the various fonts
533	/*	852	/*
534	* init = 1 - initialize	853	* init = 1 - initialize
535	*	854	*
536	* fontname == FONT_UP - switch to bigger font	855	* fontname == FONT_UP - switch to bigger font
537	* fontname == FONT_DN - switch to smaller font	856	* fontname == FONT_DN - switch to smaller font
538	*/	857	*/
539	/* EXTPROTO */	858	bool
540	void	859	rxvt_term::set_fonts ()
541	rxvt_change_font(pR_ int init, const char *fontname)
542	{	860	{
543	}	861	rxvt_fontset *fs = new rxvt_fontset (this);
		862	rxvt_fontprop prop;
544		863
545	/* INTPROTO */	864	if (!fs
546	void	865	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547	rxvt_font_up_down(pR_ int n, int direction)	866	|| !fs->realize_font (1))
		867	{
		868	delete fs;
		869	return false;
		870	}
		871
		872	#if ENABLE_STYLES
		873	for (int i = RS_styleCount; --i; )
		874	if (TermWin.fontset[i] != TermWin.fontset[0])
		875	delete TermWin.fontset[i];
		876	#endif
		877
		878	delete TermWin.fontset[0];
		879	TermWin.fontset[0] = fs;
		880
		881	prop = (*fs)[1]->properties ();
		882	prop.height += TermWin.lineSpace;
		883	fs->set_prop (prop);
		884
		885	TermWin.fwidth = prop.width;
		886	TermWin.fheight = prop.height;
		887	TermWin.fweight = prop.weight;
		888	TermWin.fslant = prop.slant;
		889	TermWin.fbase = (*fs)[1]->ascent;
		890
		891	for (int style = 1; style < 4; style++)
		892	{
		893	#if ENABLE_STYLES
		894	const char *res = rs[Rs_font + style];
		895
		896	if (res && !*res)
		897	TermWin.fontset[style] = TermWin.fontset[0];
		898	else
		899	{
		900	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		901	rxvt_fontprop prop2 = prop;
		902
		903	if (res)
		904	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		905	else
		906	{
		907	res = TermWin.fontset[0]->fontdesc;
		908
		909	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		910	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		911	}
		912
		913	fs->populate (res);
		914	fs->set_prop (prop2);
		915	}
		916	#else
		917	TermWin.fontset[style] = TermWin.fontset[0];
		918	#endif
		919	}
		920
		921	if (TermWin.parent[0])
		922	{
		923	resize_all_windows (0, 0, 0);
		924	scr_remap_chars ();
		925	scr_touch (true);
		926	}
		927
		928	return true;
		929	}
		930
		931	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548	{	932	{
		933	// TODO: SMART_WINDOW_TITLE
		934	XChangeProperty (display->display, TermWin.parent[0],
		935	prop, XA_STRING, 8, PropModeReplace,
		936	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		937	}
		938
		939	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		940	{
		941	// TODO: SMART_WINDOW_TITLE
		942	wchar_t *ws = rxvt_mbstowcs (str, len);
		943	char *s = rxvt_wcstoutf8 (ws);
		944
		945	XChangeProperty (display->display, TermWin.parent[0],
		946	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		947	(const unsigned char *)s, strlen (s));
		948
		949	free (s);
		950	free (ws);
549	}	951	}
550		952
551	/*----------------------------------------------------------------------*/	953	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	954	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	955	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	956	void
556	rxvt_set_title(pR_ const char *str)	957	rxvt_term::set_title (const char *str)
557	{	958	{
558	#ifndef SMART_WINDOW_TITLE	959	set_string_property (XA_WM_NAME, str);
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	960	#if ENABLE_EWMH
		961	set_utf8_property (xa[XA_NET_WM_NAME], str);
		962	#endif
		963	}
		964
		965	void
		966	rxvt_term::set_icon_name (const char *str)
		967	{
		968	set_string_property (XA_WM_ICON_NAME, str);
		969	#if ENABLE_EWMH
		970	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		971	#endif
		972	}
		973
		974	#ifdef XTERM_COLOR_CHANGE
		975	void
		976	rxvt_term::set_window_color (int idx, const char *color)
		977	{
		978	rxvt_color xcol;
		979	int i;
		980
		981	if (color == NULL || *color == '\0')
		982	return;
		983
		984	/* handle color aliases */
		985	if (isdigit (*color))
		986	{
		987	i = atoi (color);
		988
		989	if (i >= 8 && i <= 15)
		990	{ /* bright colors */
		991	i -= 8;
		992	# ifndef NO_BRIGHTCOLOR
		993	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		994	SET_PIXCOLOR (idx);
		995	goto done;
		996	# endif
		997	}
		998
		999	if (i >= 0 && i <= 7)
		1000	{ /* normal colors */
		1001	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1002	SET_PIXCOLOR (idx);
		1003	goto done;
		1004	}
		1005	}
		1006
		1007	if (!rXParseAllocColor (&xcol, color))
		1008	return;
		1009
		1010	/* XStoreColor (display->display, display->cmap, XColor*); */
		1011
		1012	/*
		1013	* FIXME: should free colors here, but no idea how to do it so instead,
		1014	* so just keep gobbling up the colormap
		1015	*/
		1016	# if 0
		1017	for (i = Color_Black; i <= Color_White; i++)
		1018	if (pix_colors[idx] == pix_colors[i])
		1019	break;
		1020	if (i > Color_White)
		1021	{
		1022	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1023	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1024	DisplayPlanes (display->display, display->screen));
		1025	}
		1026	# endif
		1027
		1028	pix_colors_focused[idx] = xcol;
		1029	SET_PIXCOLOR (idx);
		1030
		1031	/* XSetWindowAttributes attr; */
		1032	/* Cursor cursor; */
		1033	done:
		1034
		1035	#if OFF_FOCUS_FADING
		1036	if (rs[Rs_fade])
		1037	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1038	#endif
		1039
		1040	/*TODO: handle Color_BD, scrollbar background, etc. */
		1041
		1042	recolour_cursor ();
		1043	scr_recolour ();
		1044	}
		1045
560	#else	1046	#else
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif
570	}
571
572	/* EXTPROTO */
573	void
574	rxvt_set_iconName(pR_ const char *str)
575	{
576	#ifndef SMART_WINDOW_TITLE
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578	#else
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif
588	}
589
590	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;
596	int i;
597
598	if (color == NULL || *color == '\0')
599	return;
600
601	/* handle color aliases */
602	if (isdigit(*color)) {
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622	/*
623	* FIXME: should free colors here, but no idea how to do it so instead,
624	* so just keep gobbling up the colormap
625	*/
626	# if 0
627	for (i = Color_Black; i <= Color_White; i++)
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636
637	R->PixColors[idx] = xcol;
638	SET_PIXCOLOR(R->h, idx);
639
640	/* XSetWindowAttributes attr; */
641	/* Cursor cursor; */
642	Done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646
647	/* handle Color_BD, scrollbar background, etc. */
648
649	rxvt_set_colorfgbg(aR);
650	rxvt_recolour_cursor(aR);
651	/* the only reasonable way to enforce a clean update */
652	rxvt_scr_poweron(aR);
653	}
654
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1047	# define set_window_color (idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	1048	#endif /* XTERM_COLOR_CHANGE */
658		1049
659	/* EXTPROTO */
660	void	1050	void
661	rxvt_recolour_cursor(pR)	1051	rxvt_term::recolour_cursor ()
662	{	1052	{
663	rxvt_color xcol[2];	1053	XColor xcol[2];
664		1054
665	#if TODO	1055	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
666	xcol[0] = R->PixColors[Color_pointer];	1056	? pix_colors_focused[Color_pointer_fg]
667	xcol[1] = R->PixColors[Color_bg];	1057	: pix_colors_focused[Color_fg];
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1058	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1059	? pix_colors_focused[Color_pointer_bg]
		1060	: pix_colors_focused[Color_bg];
		1061
		1062	XQueryColors (display->display, display->cmap, xcol, 2);
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1063	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670	#endif
671	}	1064	}
672		1065
673	/*----------------------------------------------------------------------*/	1066	/*----------------------------------------------------------------------*/
674	/*	1067	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	1068	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	1069	*/
677	/* INTPROTO */
678	void	1070	void
679	rxvt_set_colorfgbg(pR)	1071	rxvt_term::set_colorfgbg ()
680	{	1072	{
681	unsigned int i;	1073	unsigned int i;
682	const char *xpmb = "\0";	1074	const char *xpmb = "\0";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1075	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684		1076
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1077	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");	1078	strcpy (fstr, "default");
687	STRCPY(bstr, "default");	1079	strcpy (bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1080	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1081	if (pix_colors[Color_fg] == pix_colors[i])
		1082	{
690	sprintf(fstr, "%d", (i - Color_Black));	1083	sprintf (fstr, "%d", (i - Color_Black));
691	break;	1084	break;
692	}	1085	}
		1086
693	for (i = Color_Black; i <= Color_White; i++)	1087	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1088	if (pix_colors[Color_bg] == pix_colors[i])
		1089	{
695	sprintf(bstr, "%d", (i - Color_Black));	1090	sprintf (bstr, "%d", (i - Color_Black));
696	#ifdef XPM_BACKGROUND	1091	#ifdef XPM_BACKGROUND
697	xpmb = "default;";	1092	xpmb = "default;";
698	#endif	1093	#endif
699	break;	1094	break;
700	}	1095	}
		1096
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1097	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);
703
704	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {
707	if (R->PixColors[Color_fg] == R->PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711	}
712	#endif
713	}	1098	}
714		1099
715	/*----------------------------------------------------------------------*/	1100	/*----------------------------------------------------------------------*/
716	/*
717	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>
719	*/
720		1101
721	/* EXTPROTO */
722	int	1102	int
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)	1103	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724	{	1104	{
725	screen_in_out->set (aR_ colour);
726
727	if (!screen_in_out->set (aR_ colour))	1105	if (!screen_in_out->set (display, colour))
728	{	1106	{
729	rxvt_print_error("can't allocate colour: %s", colour);	1107	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730	return false;	1108	return false;
731	}	1109	}
732		1110
733	return true;	1111	return true;
734	}	1112	}
735		1113
736	/* -------------------------------------------------------------------- *	1114	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1115	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1116	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1117	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1118	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
742	{	1119	{
743	int fix_screen;	1120	int fix_screen;
744	#ifdef SMART_RESIZE	1121	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1122	int old_width = szHint.width, old_height = szHint.height;
746	old_height = R->szHint.height;
747	#endif	1123	#endif
		1124	dDisp;
748		1125
749	rxvt_window_calc(aR_ width, height);	1126	window_calc (width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1127	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1128
751	if (!ignoreparent) {	1129	if (!ignoreparent)
		1130	{
752	#ifdef SMART_RESIZE	1131	#ifdef SMART_RESIZE
753	/*	1132	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1133	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1134	* reposition window on resize depending on placement on screen
756	*/	1135	*/
757	int x, y, x1, y1;	1136	int x, y, x1, y1;
758	int dx, dy;	1137	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1138	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1139	Window unused_cr;
761		1140
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1141	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
763	0, 0, &x, &y, &unused_cr);	1142	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1143	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1144	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1145	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1146	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1147	* our position for handles and decorations. Counter it
769	*/	1148	*/
770	if (x1 != x || y1 != y) {	1149	if (x1 != x || y1 != y)
		1150	{
771	x -= x1;	1151	x -= x1;
772	y -= y1;	1152	y -= y1;
773	}	1153	}
774		1154
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1155	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1156	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1157	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1158	dy = old_height - szHint.height;
779		1159
780	/* Check position of the center of the window */	1160	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1161	if (x < x1) /* left half */
782	dx = 0;	1162	dx = 0;
783	else if (x == x1) /* exact center */	1163	else if (x == x1) /* exact center */
784	dx /= 2;	1164	dx /= 2;
785	if (y < y1) /* top half */	1165	if (y < y1) /* top half */
786	dy = 0;	1166	dy = 0;
787	else if (y == y1) /* exact center */	1167	else if (y == y1) /* exact center */
788	dy /= 2;	1168	dy /= 2;
789		1169
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1170	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1171	szHint.width, szHint.height);
792	#else	1172	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1173	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1174	#endif
796	}	1175	}
797		1176
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1177	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
799	|| R->TermWin.nrow != R->h->prev_nrow);	1178
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1179	if (fix_screen || width != old_width || height != old_height)
		1180	{
801	if (scrollbar_visible(R)) {	1181	if (scrollbar_visible ())
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,	1182	{
803	0, scrollbar_TotalWidth(), R->szHint.height);	1183	XMoveResizeWindow (disp, scrollBar.win,
804	rxvt_Resize_scrollBar(aR);	1184	window_sb_x, 0,
805	}	1185	scrollbar_TotalWidth (), szHint.height);
		1186	resize_scrollbar ();
		1187	}
		1188
806	if (menubar_visible(R))	1189	if (menubar_visible ())
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,	1190	XMoveResizeWindow (disp, menuBar.win,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1191	window_vt_x, 0,
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,	1192	TermWin_TotalWidth (), menuBar_TotalHeight ());
810	R->h->window_vt_y, TermWin_TotalWidth(),	1193
811	TermWin_TotalHeight());	1194	XMoveResizeWindow (disp, TermWin.vt,
812	#ifdef RXVT_GRAPHICS	1195	window_vt_x, window_vt_y,
813	if (R->h->old_height)	1196	TermWin_TotalWidth (), TermWin_TotalHeight ());
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,	1197
815	R->h->old_height - R->szHint.base_height);	1198	scr_clear ();
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND	1199	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);	1200	resize_pixmap ();
820	#endif	1201	#endif
821	}	1202	}
822		1203
823	if (fix_screen || R->h->old_height == 0) {	1204	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1205	{
825	uint16_t old_ncol = R->h->prev_ncol;	1206	int curr_screen = -1;
		1207	int old_ncol = prev_ncol;
826		1208
827	/* scr_reset only works on the primary screen */	1209	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */	1210	if (old_height) /* this is not the first time through */
		1211	{
		1212	unsigned int ncol = TermWin.ncol;
		1213	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1214	curr_screen = scr_change_screen (PRIMARY);
830	rxvt_scr_reset(aR);	1215	TermWin.ncol = ncol;
		1216	}
		1217
		1218	scr_reset ();
		1219
831	if (curr_screen >= 0) { /* this is not the first time through */	1220	if (curr_screen >= 0) /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);	1221	{
		1222	scr_change_screen (curr_screen);
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));	1223	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
834	}	1224	}
835	}	1225	}
836		1226
837	R->h->old_width = R->szHint.width;	1227	old_width = szHint.width;
838	R->h->old_height = R->szHint.height;	1228	old_height = szHint.height;
		1229
		1230	#ifdef XPM_BACKGROUND
		1231	if (TermWin.pixmap)
		1232	scr_touch (false);
		1233	#endif
839		1234
840	#ifdef USE_XIM	1235	#ifdef USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1236	IMSetStatusPosition ();
842	#endif	1237	#endif
843	}	1238	}
844		1239
845	/*	1240	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1241	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1242	* good for toggling 80/132 columns
848	*/	1243	*/
849	/* EXTPROTO */
850	void	1244	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1245	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
852	{	1246	{
853	XWindowAttributes wattr;	1247	XWindowAttributes wattr;
854		1248
855	if (width == 0 || height == 0) {	1249	if (width == 0 || height == 0)
		1250	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1251	XGetWindowAttributes (display->display, display->root, &wattr);
		1252
857	if (width == 0)	1253	if (width == 0)
858	width = wattr.width - R->szHint.base_width;	1254	width = wattr.width - szHint.base_width;
859	if (height == 0)	1255	if (height == 0)
860	height = wattr.height - R->szHint.base_height;	1256	height = wattr.height - szHint.base_height;
861	}	1257	}
		1258
862	if (width != R->TermWin.width || height != R->TermWin.height) {	1259	if (width != TermWin.width || height != TermWin.height)
		1260	{
863	width += R->szHint.base_width;	1261	width += szHint.base_width;
864	height += R->szHint.base_height;	1262	height += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1263	resize_all_windows (width, height, 0);
866	}	1264	}
867	}	1265	}
868		1266
869	/* -------------------------------------------------------------------- *	1267	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1268	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1269	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1270	#ifdef USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1271
883	/* INTPROTO */
884	void	1272	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1273	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1274	{
887	*fg = R->PixColors[Color_fg];	1275	fg = pix_colors[Color_fg];
888	*bg = R->PixColors[Color_bg];	1276	bg = pix_colors[Color_bg];
		1277	}
		1278
		1279	void
		1280	rxvt_term::im_set_size (XRectangle &size)
		1281	{
		1282	// the int_bwidth terms make no sense to me
		1283	size.x = TermWin.int_bwidth;
		1284	size.y = TermWin.int_bwidth;
		1285	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1286	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1287	}
		1288
		1289	void
		1290	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1291	XRectangle &status_rect,
		1292	const XRectangle &needed_rect)
		1293	{
		1294	preedit_rect.x = needed_rect.width;
		1295	preedit_rect.y = 0;
		1296	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1297	preedit_rect.height = TermWin.fheight;
		1298
		1299	status_rect.x = 0;
		1300	status_rect.y = 0;
		1301	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1302	status_rect.height = TermWin.fheight;
889	}	1303	}
890		1304
891	/* Checking whether input method is running. */	1305	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1306	bool
894	rxvt_IMisRunning(pR)	1307	rxvt_term::IMisRunning ()
895	{	1308	{
896	char *p;	1309	char *p;
897	Atom atom;	1310	Atom atom;
898	Window win;	1311	Window win;
899	char server[IMBUFSIZ];	1312	char server[IMBUFSIZ];
900		1313
901	/* get current locale modifier */	1314	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1315	if ((p = XSetLocaleModifiers (NULL)) != NULL)
903	STRCPY(server, "@server=");	1316	{
		1317	strcpy (server, "@server=");
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1318	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1319
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1320	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906	*p = '\0';	1321	*p = '\0';
907		1322
908	atom = XInternAtom(R->Xdisplay, server, False);	1323	atom = XInternAtom (display->display, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1324	win = XGetSelectionOwner (display->display, atom);
		1325
910	if (win != None)	1326	if (win != None)
911	return True;	1327	return True;
912	}	1328	}
		1329
913	return False;	1330	return False;
914	}	1331	}
915		1332
916	/* EXTPROTO */
917	void	1333	void
918	rxvt_IMSendSpot(pR)	1334	rxvt_term::IMSendSpot ()
919	{	1335	{
920	XPoint spot;	1336	XPoint nspot;
921	XVaNestedList preedit_attr;	1337	XVaNestedList preedit_attr;
922		1338
923	if (R->h->Input_Context == NULL	1339	if (!Input_Context
924	|| !R->TermWin.focus	1340	|| !TermWin.focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1341	|| !(input_style & XIMPreeditPosition))
926	|| !(R->h->event_type == KeyPress	1342	return;
927	|| R->h->event_type == Expose
928	|| R->h->event_type == NoExpose
929	|| R->h->event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease
931	|| R->h->event_type == FocusIn)
932	|| !rxvt_IMisRunning(aR))
933	return;
934		1343
935	rxvt_setPosition(aR_ &spot);	1344	im_set_position (nspot);
936		1345
		1346	if (nspot.x == spot.x && nspot.y == spot.y)
		1347	return;
		1348
		1349	spot = nspot;
		1350
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1351	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1352	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1353	XFree (preedit_attr);
940	}	1354	}
941		1355
942	/* EXTPROTO */
943	void	1356	void
944	rxvt_setTermFontSet(pR_ int idx)	1357	rxvt_term::im_destroy ()
945	{	1358	{
946	char *string;	1359	if (input_method)
947	long length;	1360	{
948	int success = 0;	1361	if (Input_Context && input_method->xim)
		1362	XDestroyIC (Input_Context);
949		1363
950	if (idx < 0 || idx >= MAX_NFONTS)	1364	display->put_xim (input_method);
951	return;	1365	input_method = 0;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1366	}
1030	}
1031	for (i = 0; s[i]; i++)
1032	free(s[i]);
1033	free(s);
1034	}
1035	if (found)
1036	return;
1037		1367
1038	/* try with XMODIFIERS env. var. */	1368	Input_Context = 0;
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040	rxvt_IM_get_IC(aR);
1041	return;
1042	}
1043
1044	/* try with no modifiers base IF the user didn't specify an IM */
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046	&& rxvt_IM_get_IC(aR) == True)
1047	return;
1048	}	1369	}
1049		1370
1050	/*	1371	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1372	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1373	* open a suitable preedit type
1053	*/	1374	*/
1054	/* INTPROTO */
1055	Bool	1375	bool
1056	rxvt_IM_get_IC(pR)	1376	rxvt_term::IM_get_IC (const char *modifiers)
1057	{	1377	{
1058	int i, j, found;	1378	int i, j, found;
1059	XIM xim;	1379	XIM xim;
1060	XPoint spot;	1380	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1381	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1382	unsigned long fg, bg;
1063	const char *p;	1383	const char *p;
1064	char **s;	1384	char **s;
1065	XIMStyles *xim_styles;	1385	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1386
		1387	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1388	return false;
		1389
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1390	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1391	input_method = display->get_xim (locale, modifiers);
1072	if (xim == NULL)	1392	if (input_method == NULL)
1073	return False;	1393	return false;
1074		1394
		1395	xim = input_method->xim;
		1396	spot.x = spot.y = -1;
		1397
1075	xim_styles = NULL;	1398	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1399	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1400	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1401	{
		1402	im_destroy ();
		1403	return false;
		1404	}
1081		1405
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1406	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083	: "OverTheSpot,OffTheSpot,Root";	1407
		1408	for (int pi = 0; pi < 2; pi++)
		1409	{
		1410	p = pet[pi];
		1411
		1412	if (!p)
		1413	continue;
		1414
1084	s = rxvt_splitcommastring(p);	1415	s = rxvt_splitcommastring (p);
		1416
1085	for (i = found = 0; !found && s[i]; i++) {	1417	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1418	{
		1419	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1420	input_style = (XIMPreeditPosition | XIMStatusNothing);
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1421	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1422	input_style = (XIMPreeditArea | XIMStatusArea);
1090	else if (!STRCMP(s[i], "Root"))	1423	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1424	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1425	else if (!strcmp (s[i], "None"))
		1426	input_style = (XIMPreeditNone | XIMStatusNone);
1092		1427
1093	for (j = 0; j < xim_styles->count_styles; j++)	1428	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1429	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1430	{
1096	break;	1431	rxvt_freecommastring (s);
		1432
		1433	found = 1;
		1434	goto foundpet;
		1435	}
		1436
		1437	}
		1438
		1439	rxvt_freecommastring (s);
1097	}	1440	}
1098	}	1441
1099	for (i = 0; s[i]; i++)	1442	foundpet:
1100	free(s[i]);	1443
1101	free(s);
1102	XFree(xim_styles);	1444	XFree (xim_styles);
1103		1445
1104	if (!found) {	1446	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1447	{
		1448	im_destroy ();
		1449	return false;
		1450	}
1108		1451
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1452	XFontSet fs = 0;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1453	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1454
		1455	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1456	{
		1457	// fake us a font-set, please
		1458	char **missing_charset_list;
		1459	int missing_charset_count;
		1460	char *def_string;
		1461	char pat[512];
		1462
		1463	sprintf (pat,
		1464	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1465	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1466	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"*",
		1470	TermWin.fheight,
		1471	TermWin.fheight + 1, TermWin.fheight - 1,
		1472	TermWin.fheight - 2, TermWin.fheight + 2);
		1473
		1474	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1475	&missing_charset_list, &missing_charset_count, &def_string);
		1476
		1477	if (missing_charset_list)
		1478	XFreeStringList (missing_charset_list);
		1479
		1480	if (!fs)
		1481	{
		1482	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1483	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1484	}
		1485	}
		1486
1116	if (h->input_style & XIMPreeditPosition) {	1487	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1488	{
1118	rxvt_setPosition(aR_ &spot);	1489	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1490	im_set_position (spot);
		1491	im_set_color (fg, bg);
1120		1492
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1493	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1494	XNForeground, fg,
1123	XNForeground, fg,	1495	XNBackground, bg,
1124	XNBackground, bg,	1496	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1497	XNSpotLocation, &spot,
1126	NULL);	1498	XNFontSet, fs,
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1499	NULL);
1148	}	1500	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,	1501	else if (input_style & XIMPreeditArea)
1150	XNClientWindow, R->TermWin.parent[0],	1502	{
1151	XNFocusWindow, R->TermWin.parent[0],	1503	im_set_color (fg, bg);
1152	XNDestroyCallback, &ximcallback,	1504
1153	preedit_attr ? XNPreeditAttributes : NULL,	1505	/*
1154	preedit_attr,	1506	* The necessary width of preedit area is unknown
1155	status_attr ? XNStatusAttributes : NULL,	1507	* until create input context.
1156	status_attr, NULL);	1508	*/
1157	if (preedit_attr)	1509	needed_rect.width = 0;
1158	XFree(preedit_attr);	1510	im_set_preedit_area (rect, status_rect, needed_rect);
1159	if (status_attr)	1511
1160	XFree(status_attr);	1512	preedit_attr = XVaCreateNestedList (0,
		1513	XNForeground, fg,
		1514	XNBackground, bg,
		1515	XNArea, &rect,
		1516	XNFontSet, fs,
		1517	NULL);
		1518	status_attr = XVaCreateNestedList (0,
		1519	XNForeground, fg,
		1520	XNBackground, bg,
		1521	XNArea, &status_rect,
		1522	XNFontSet, fs,
		1523	NULL);
		1524	}
		1525
		1526	Input_Context = XCreateIC (xim,
		1527	XNInputStyle, input_style,
		1528	XNClientWindow, TermWin.vt,
		1529	XNFocusWindow, TermWin.parent[0],
		1530	preedit_attr ? XNPreeditAttributes : NULL,
		1531	preedit_attr,
		1532	status_attr ? XNStatusAttributes : NULL,
		1533	status_attr, NULL);
		1534
		1535	if (preedit_attr) XFree (preedit_attr);
		1536	if (status_attr) XFree (status_attr);
		1537	if (fs) XFreeFontSet (display->display, fs);
		1538
1161	if (h->Input_Context == NULL) {	1539	if (Input_Context == NULL)
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}	1540	{
		1541	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1542	im_destroy ();
		1543	return false;
		1544	}
		1545
1166	if (h->input_style & XIMPreeditArea)	1546	if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1547	IMSetStatusPosition ();
		1548
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1549	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169	return True;	1550	return true;
1170	}	1551	}
1171		1552
1172	/* EXTPROTO */
1173	void	1553	void
		1554	rxvt_term::im_cb ()
		1555	{
		1556	int i, found, had_im;
		1557	const char *p;
		1558	char **s;
		1559	char buf[IMBUFSIZ];
		1560
		1561	SET_R (this);
		1562
		1563	im_destroy ();
		1564
		1565	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1566	if (Input_Context)
		1567	return;
		1568
		1569	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1570	if (rs[Rs_imLocale])
		1571	SET_LOCALE (rs[Rs_imLocale]);
		1572	#endif
		1573
		1574	p = rs[Rs_inputMethod];
		1575	if (p && *p)
		1576	{
		1577	bool found = false;
		1578
		1579	s = rxvt_splitcommastring (p);
		1580
		1581	for (i = 0; s[i]; i++)
		1582	{
		1583	if (*s[i])
		1584	{
		1585	strcpy (buf, "@im=");
		1586	strncat (buf, s[i], IMBUFSIZ - 5);
		1587	if (IM_get_IC (buf))
		1588	{
		1589	found = true;
		1590	break;
		1591	}
		1592	}
		1593	}
		1594
		1595	rxvt_freecommastring (s);
		1596
		1597	if (found)
		1598	goto done;
		1599	}
		1600
		1601	/* try with XMODIFIERS env. var. */
		1602	if (IM_get_IC (""))
		1603	goto done;
		1604
		1605	/* try with no modifiers base IF the user didn't specify an IM */
		1606	if (IM_get_IC ("@im=none"))
		1607	goto done;
		1608
		1609	done:
		1610	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1611	if (rs[Rs_imLocale])
		1612	SET_LOCALE (locale);
		1613	#endif
		1614	}
		1615
		1616	void
1174	rxvt_IMSetStatusPosition(pR)	1617	rxvt_term::IMSetStatusPosition ()
1175	{	1618	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1619	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1620	XVaNestedList preedit_attr, status_attr;
1178		1621
1179	if (R->h->Input_Context == NULL	1622	if (!Input_Context
1180	|| !R->TermWin.focus	1623	|| !TermWin.focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1624	|| !(input_style & XIMPreeditArea)
1182	|| !rxvt_IMisRunning(aR))	1625	|| !IMisRunning ())
1183	return;	1626	return;
1184		1627
1185	/* Getting the necessary width of preedit area */	1628	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1629	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1630	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1631	XFree (status_attr);
1189		1632
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1633	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1634	XFree (needed_rect);
1191		1635
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1636	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1637	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1638
1195	XSetICValues(R->h->Input_Context,	1639	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1640	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1641	XNStatusAttributes, status_attr, NULL);
1198		1642
1199	XFree(preedit_attr);	1643	XFree (preedit_attr);
1200	XFree(status_attr);	1644	XFree (status_attr);
1201	}	1645	}
1202	#endif /* USE_XIM */	1646	#endif /* USE_XIM */
1203		1647
1204	/*----------------------------------------------------------------------*/	1648	/*----------------------------------------------------------------------*/
1205	rxvt_t *rxvt_current_term;	1649	rxvt_t rxvt_current_term;
1206		1650
1207	/*----------------------- end-of-file (C source) -----------------------*/	1651	/*----------------------- end-of-file (C source) -----------------------*/

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