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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.138 by root, Wed Feb 16 20:32:05 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.3 2003/11/25 11:52:42 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	#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
47	rxvt_term::rxvt_term()	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),
48	: pty_ev(this, &rxvt_term::pty_cb),	170	pty_ev (this, &rxvt_term::pty_cb),
49	x_ev (this, &rxvt_term::x_cb)	171	incr_ev (this, &rxvt_term::incr_cb)
50	{	172	{
51	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	173	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
52	}
53		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	#if ENABLE_FRILLS
		259	&& !rs[Rs_embed]
		260	#endif
		261	)
		262	XDestroyWindow (disp, TermWin.parent[0]);
		263	}
		264
		265	// TODO: free pixcolours, colours should become part of rxvt_display
		266
		267	delete pix_colors_focused;
		268	#ifdef OFF_FOCUS_FADING
		269	delete pix_colors_unfocused;
		270	#endif
		271
		272	displays.put (display);
		273
		274	scr_release ();
		275
		276	/* clear all resources */
		277	for (int i = 0; i < allocated.size (); i++)
		278	free (allocated [i]);
		279
		280	free (selection.text);
		281	// TODO: manage env vars in child only(!)
		282	free (env_windowid);
		283	free (env_display);
		284	free (env_term);
		285	free (env_colorfgbg);
		286	free (locale);
		287	free (v_buffer);
		288	free (incr_buf);
		289
		290	delete envv;
		291	delete argv;
		292
		293	#ifdef KEYSYM_RESOURCE
		294	delete keyboard;
		295	#endif
		296	}
		297
54	void *	298	void
55	rxvt_term::operator new (size_t s)	299	rxvt_term::destroy ()
56	{	300	{
57	void *p = malloc (s);	301	if (destroy_ev.active)
58
59	MEMSET (p, 0, s);
60	return p;	302	return;
61	}
62		303
		304	#if ENABLE_OVERLAY
		305	scr_overlay_off ();
		306	#endif
		307
		308	if (display)
		309	{
		310	#if USE_XIM
		311	im_ev.stop (display);
		312	#endif
		313	#if HAVE_SCROLLBARS
		314	scrollbar_ev.stop (display);
		315	#endif
		316	#if MENUBAR
		317	menubar_ev.stop (display);
		318	#endif
		319	#if TRANSPARENT
		320	rootwin_ev.stop (display);
		321	#endif
		322	incr_ev.stop ();
		323	termwin_ev.stop (display);
		324	vt_ev.stop (display);
		325	}
		326
		327	check_ev.stop ();
		328	pty_ev.stop ();
		329	#ifdef CURSOR_BLINK
		330	cursor_blink_ev.stop ();
		331	#endif
		332	#ifdef TEXT_BLINK
		333	text_blink_ev.stop ();
		334	#endif
		335	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		336	cont_scroll_ev.stop ();
		337	#endif
		338	#ifdef SELECTION_SCROLLING
		339	sel_scroll_ev.stop ();
		340	#endif
		341	#ifdef POINTER_BLANK
		342	pointer_ev.stop ();
		343	#endif
		344
		345	destroy_ev.start (0);
		346	}
		347
63	void	348	void
64	rxvt_term::operator delete (void *p, size_t s)	349	rxvt_term::destroy_cb (time_watcher &w)
65	{	350	{
66	free (p);	351	SET_R (this);
		352
		353	delete this;
67	}	354	}
68		355
69	/*----------------------------------------------------------------------*/	356	/*----------------------------------------------------------------------*/
70	/* rxvt_init() */
71	/* LIBPROTO */
72	rxvt_t
73	rxvt_init(int argc, const char *const *argv)
74	{
75	const char **cmd_argv;
76
77	SET_R(new rxvt_term);
78	dR;
79
80	if (rxvt_init_vars(aR) < 0)
81	{
82	free(R);
83	return NULL;
84	}
85
86	/*	357	/*
87	* Save and then give up any super-user privileges	358	* Exit gracefully, clearing the utmp entry and restoring tty attributes
88	* If we need privileges in any area then we must specifically request it.	359	* TODO: if debugging, this should free up any known resources if we can
89	* We should only need to be root in these cases:
90	* 1. write utmp entries on some systems
91	* 2. chown tty on some systems
92	*/	360	*/
93	rxvt_privileges(aR_ SAVE);	361	static XErrorHandler old_xerror_handler;
94	rxvt_privileges(aR_ IGNORE);
95		362
		363	static void
		364	rxvt_emergency_cleanup ()
		365	{
		366	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		367	(*t)->emergency_cleanup ();
		368	}
		369
		370	#if ENABLE_FRILLS
		371	static void
		372	print_x_error (Display *dpy, XErrorEvent *event)
		373	{
		374	char buffer[BUFSIZ];
		375	char mesg[BUFSIZ];
		376	char number[32];
		377	char *mtype = "XlibMessage";
		378	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		379	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		380	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		381	rxvt_warn ("%s: %s\n", mesg, buffer);
		382	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		383	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		384	sprintf(number, "%d", event->request_code);
		385	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		386	rxvt_warn ("(which is %s)\n", buffer);
		387	if (event->request_code >= 128) {
		388	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		389	mesg, BUFSIZ);
		390	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		391	}
		392	if ((event->error_code == BadWindow) ||
		393	(event->error_code == BadPixmap) ||
		394	(event->error_code == BadCursor) ||
		395	(event->error_code == BadFont) ||
		396	(event->error_code == BadDrawable) ||
		397	(event->error_code == BadColor) ||
		398	(event->error_code == BadGC) ||
		399	(event->error_code == BadIDChoice) ||
		400	(event->error_code == BadValue) ||
		401	(event->error_code == BadAtom)) {
		402	if (event->error_code == BadValue)
		403	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		404	mesg, BUFSIZ);
		405	else if (event->error_code == BadAtom)
		406	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		407	mesg, BUFSIZ);
		408	else
		409	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		410	mesg, BUFSIZ);
		411	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		412	}
		413	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		416	}
		417	#endif
		418
		419	int
		420	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		421	{
		422	if (GET_R->allowedxerror == -1)
		423	GET_R->allowedxerror = event->error_code;
		424	else
		425	{
		426	//TODO: GET_R is most likely not the terminal which caused the error
		427	//TODO: maybe just output the error and continue?
		428	#if ENABLE_FRILLS
		429	print_x_error (display, event);
		430	#else
		431	old_xerror_handler (display, event);
		432	#endif
		433	}
		434
		435	return 0;
		436	}
		437
		438	int
		439	rxvt_xioerror_handler (Display *display)
		440	{
		441	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		442	DisplayString (display));
		443	rxvt_emergency_cleanup ();
		444	_exit (EXIT_FAILURE);
		445	}
		446
		447	/*
		448	* Catch a fatal signal and tidy up before quitting
		449	*/
		450	void
		451	rxvt_term::sig_term (sig_watcher &w)
		452	{
		453	#ifdef DEBUG_CMD
		454	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		455	#endif
		456	rxvt_emergency_cleanup ();
		457	signal (w.signum, SIG_DFL);
		458	kill (getpid (), w.signum);
		459	}
		460
		461	/*----------------------------------------------------------------------*/
		462	/* rxvt_init () */
		463	bool
		464	rxvt_term::init (int argc, const char *const *argv)
		465	{
		466	SET_R (this);
		467
		468	set_locale ("");
		469
		470	if (!init_vars ())
		471	return false;
		472
96	rxvt_init_secondary(aR);	473	init_secondary ();
97		474
98	cmd_argv = rxvt_init_resources(aR_ argc, argv);	475	const char **cmd_argv = init_resources (argc, argv);
99		476
100	R->x_ev.start (ConnectionNumber (R->Xdisplay), EVENT_READ);	477	#ifdef KEYSYM_RESOURCE
		478	keyboard->register_done ();
		479	#endif
101		480
		481	#if MENUBAR_MAX
		482	menubar_read (rs[Rs_menu]);
		483	#endif
		484	#ifdef HAVE_SCROLLBARS
		485	if (options & Opt_scrollBar)
		486	scrollBar.setIdle (); /* set existence for size calculations */
		487	#endif
		488
		489	create_windows (argc, argv);
		490
		491	dDisp;
		492
		493	init_xlocale ();
		494
		495	scr_reset (); /* initialize screen */
		496
		497	#if 0
		498	XSynchronize (disp, True);
		499	#endif
		500
		501	#ifdef HAVE_SCROLLBARS
		502	if (options & Opt_scrollBar)
		503	resize_scrollbar (); /* create and map scrollbar */
		504	#endif
102	#if (MENUBAR_MAX)	505	#if (MENUBAR_MAX)
103	rxvt_menubar_read(aR_ R->rs[Rs_menu]);
104	#endif
105	#ifdef HAVE_SCROLLBARS
106	if (R->Options & Opt_scrollBar)
107	scrollbar_setIdle(); /* set existence for size calculations */
108	#endif
109
110	rxvt_Create_Windows(aR_ argc, argv);
111
112	rxvt_init_xlocale(aR);
113
114	rxvt_scr_reset(aR); /* initialize screen */
115	#ifdef RXVT_GRAPHICS
116	rxvt_Gr_reset(aR); /* reset graphics */
117	#endif
118
119	#if 0
120	#ifdef DEBUG_X
121	XSynchronize(R->Xdisplay, True);
122	XSetErrorHandler((XErrorHandler) abort);
123	#else
124	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
125	#endif
126	#endif
127
128	#ifdef HAVE_SCROLLBARS
129	if (R->Options & Opt_scrollBar)
130	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
131	#endif
132	#if (MENUBAR_MAX)
133	if (menubar_visible(r))	506	if (menubar_visible ())
134	XMapWindow(R->Xdisplay, R->menuBar.win);	507	XMapWindow (disp, menuBar.win);
135	#endif	508	#endif
136	#ifdef TRANSPARENT	509	#ifdef TRANSPARENT
137	if (R->Options & Opt_transparent)	510	if (options & Opt_transparent)
138	{	511	{
139	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);	512	XSelectInput (disp, display->root, PropertyChangeMask);
140	rxvt_check_our_parents(aR);	513	check_our_parents ();
		514	rootwin_ev.start (display, display->root);
141	}	515	}
142	#endif	516	#endif
		517
143	XMapWindow(R->Xdisplay, R->TermWin.vt);	518	XMapWindow (disp, TermWin.vt);
144	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	519	XMapWindow (disp, TermWin.parent[0]);
145		520
146	rxvt_init_env(aR);	521	set_colorfgbg ();
		522
147	rxvt_init_command(aR_ cmd_argv);	523	init_command (cmd_argv);
148		524
149	R->pty_ev.start (R->cmd_fd, EVENT_READ);	525	free (cmd_argv);
150		526
151	return R;	527	pty_ev.start (pty.pty, EVENT_READ);
		528
		529	check_ev.start ();
		530
		531	return true;
		532	}
		533
		534	void
		535	rxvt_init ()
		536	{
		537	/*
		538	* Save and then give up any super-user privileges
		539	* If we need privileges in any area then we must specifically request it.
		540	* We should only need to be root in these cases:
		541	* 1. write utmp entries on some systems
		542	* 2. chown tty on some systems
		543	*/
		544	rxvt_privileges (SAVE);
		545	rxvt_privileges (IGNORE);
		546
		547	signal (SIGHUP, SIG_IGN);
		548	signal (SIGPIPE, SIG_IGN);
		549
		550	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		551	/* signal (SIGURG, SIG_DFL); */
		552
		553	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		554	// TODO: handle this with exceptions and tolerate the memory loss
		555	XSetIOErrorHandler (rxvt_xioerror_handler);
152	}	556	}
153		557
154	/* ------------------------------------------------------------------------- *	558	/* ------------------------------------------------------------------------- *
155	* SIGNAL HANDLING & EXIT HANDLER *	559	* SIGNAL HANDLING & EXIT HANDLER *
156	* ------------------------------------------------------------------------- */	560	* ------------------------------------------------------------------------- */
157	/*	561	/*
158	* Catch a SIGCHLD signal and exit if the direct child has died	562	* Catch a SIGCHLD signal and exit if the direct child has died
159	*/	563	*/
160	/* ARGSUSED */
161	/* EXTPROTO */
162	RETSIGTYPE
163	rxvt_Child_signal(int sig __attribute__ ((unused)))
164	{
165	dR;
166	int pid, save_errno = errno;
167		564
168	do {	565	void
169	errno = 0;	566	rxvt_term::sig_chld (sig_watcher &w)
170	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);	567	{
		568	// we are being called for every SIGCHLD, not just ours
		569	int pid;
171		570
		571	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		572	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
172	if (pid == R->cmd_pid)	573	if (pid == (*t)->cmd_pid)
173	exit(EXIT_SUCCESS);	574	{
174		575	(*t)->destroy ();
175	errno = save_errno;	576	break;
176	signal(SIGCHLD, rxvt_Child_signal);	577	}
177	}
178
179	/*
180	* Catch a fatal signal and tidy up before quitting
181	*/
182	/* EXTPROTO */
183	RETSIGTYPE
184	rxvt_Exit_signal(int sig)
185	{
186	signal(sig, SIG_DFL);
187	#ifdef DEBUG_CMD
188	rxvt_print_error("signal %d", sig);
189	#endif
190	rxvt_clean_exit();
191	kill(getpid(), sig);
192	}
193
194	/* ARGSUSED */
195	/* INTPROTO */
196	int
197	rxvt_xerror_handler(const Display * display
198	__attribute__ ((unused)), const XErrorEvent * event)
199	{
200	dR;
201
202	if (R->allowedxerror == -1) {
203	R->allowedxerror = event->error_code;
204	return 0; /* ignored anyway */
205	}
206	rxvt_print_error("XError: Request: %d . %d, Error: %d",
207	event->request_code, event->minor_code,
208	event->error_code);
209	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
210	exit(EXIT_FAILURE);
211	/* NOTREACHED */
212	}
213
214	/*----------------------------------------------------------------------*/
215	/*
216	* Exit gracefully, clearing the utmp entry and restoring tty attributes
217	* TODO: if debugging, this should free up any known resources if we can
218	*/
219	/* EXTPROTO */
220	void
221	rxvt_clean_exit(void)
222	{
223	dR;
224
225	#ifdef DEBUG_SCREEN
226	rxvt_scr_release(aR);
227	#endif
228	#ifndef NO_SETOWNER_TTYDEV
229	rxvt_privileged_ttydev(aR_ RESTORE);
230	#endif
231	#ifdef UTMP_SUPPORT
232	rxvt_privileged_utmp(aR_ RESTORE);
233	#endif
234	#ifdef USE_XIM
235	if (R->Input_Context != NULL) {
236	XDestroyIC(R->Input_Context);
237	R->Input_Context = NULL;
238	}
239	#endif
240	}	578	}
241		579
242	/* ------------------------------------------------------------------------- *	580	/* ------------------------------------------------------------------------- *
243	* MEMORY ALLOCATION WRAPPERS *	581	* MEMORY ALLOCATION WRAPPERS *
244	* ------------------------------------------------------------------------- */	582	* ------------------------------------------------------------------------- */
		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
245	/* EXTPROTO */	594	/* INTPROTO */
246	void *	595	void *
247	rxvt_malloc(size_t size)	596	rxvt_calloc (size_t number, size_t size)
248	{	597	{
249	void *p;	598	void *p = calloc (number, size);
250		599
251	p = malloc(size);
252	if (p)	600	if (!p)
		601	rxvt_fatal ("memory allocation failure. aborting.\n");
		602
253	return p;	603	return p;
254
255	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
256	rxvt_clean_exit();
257	exit(EXIT_FAILURE);
258	/* NOTREACHED */
259	}	604	}
260		605
261	/* EXTPROTO */	606	/* INTPROTO */
262	void *	607	void *
263	rxvt_calloc(size_t number, size_t size)
264	{
265	void *p;
266
267	p = calloc(number, size);
268	if (p)
269	return p;
270
271	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272	rxvt_clean_exit();
273	exit(EXIT_FAILURE);
274	/* NOTREACHED */
275	}
276
277	/* EXTPROTO */
278	void *
279	rxvt_realloc(void *ptr, size_t size)	608	rxvt_realloc (void *ptr, size_t size)
280	{	609	{
281	void *p;
282
283	if (ptr)
284	p = realloc(ptr, size);	610	void *p = realloc (ptr, size);
285	else	611
286	p = malloc(size);
287	if (p)	612	if (!p)
		613	rxvt_fatal ("memory allocation failure. aborting.\n");
		614
288	return p;	615	return p;
289
290	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
291	rxvt_clean_exit();
292	exit(EXIT_FAILURE);
293	/* NOTREACHED */
294	}	616	}
295		617
296	/* ------------------------------------------------------------------------- *	618	/* ------------------------------------------------------------------------- *
297	* PRIVILEGED OPERATIONS *	619	* PRIVILEGED OPERATIONS *
298	* ------------------------------------------------------------------------- */	620	* ------------------------------------------------------------------------- */
299	/* take care of suid/sgid super-user (root) privileges */	621	/* take care of suid/sgid super-user (root) privileges */
300	/* INTPROTO */
301	void	622	void
302	rxvt_privileges(pR_ int mode)	623	rxvt_privileges (rxvt_privaction action)
303	{	624	{
		625	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		626	static uid_t euid;
		627	static gid_t egid;
		628	#endif
		629
304	#if ! defined(__CYGWIN32__)	630	#if ! defined(__CYGWIN32__)
305	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	631	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
306	/* setreuid() is the poor man's setuid(), seteuid() */	632	/* setreuid () is the poor man's setuid (), seteuid () */
307	# define seteuid(a) setreuid(-1, (a))	633	# define seteuid(a) setreuid(-1, (a))
308	# define setegid(a) setregid(-1, (a))	634	# define setegid(a) setregid(-1, (a))
309	# define HAVE_SETEUID	635	# define HAVE_SETEUID
310	# endif	636	# endif
311	# ifdef HAVE_SETEUID	637	# ifdef HAVE_SETEUID
312	switch (mode) {	638	switch (action)
		639	{
313	case IGNORE:	640	case IGNORE:
314	/*	641	/*
315	* change effective uid/gid - not real uid/gid - so we can switch	642	* change effective uid/gid - not real uid/gid - so we can switch
316	* back to root later, as required	643	* back to root later, as required
317	*/	644	*/
318	seteuid(getuid());	645	seteuid (getuid ());
319	setegid(getgid());	646	setegid (getgid ());
320	break;	647	break;
321	case SAVE:	648	case SAVE:
322	R->euid = geteuid();	649	euid = geteuid ();
323	R->egid = getegid();	650	egid = getegid ();
324	break;	651	break;
325	case RESTORE:	652	case RESTORE:
326	seteuid(R->euid);	653	seteuid (euid);
327	setegid(R->egid);	654	setegid (egid);
328	break;	655	break;
329	}	656	}
330	# else	657	# else
331	switch (mode) {	658	switch (action)
		659	{
332	case IGNORE:	660	case IGNORE:
333	setuid(getuid());	661	setuid (getuid ());
334	setgid(getgid());	662	setgid (getgid ());
335	/* FALLTHROUGH */	663	/* FALLTHROUGH */
336	case SAVE:	664	case SAVE:
337	/* FALLTHROUGH */	665	/* FALLTHROUGH */
338	case RESTORE:	666	case RESTORE:
339	break;	667	break;
340	}	668	}
341	# endif	669	# endif
342	#endif	670	#endif
343	}	671	}
344		672
345	#ifdef UTMP_SUPPORT	673	#ifdef UTMP_SUPPORT
346	/* EXTPROTO */
347	void	674	void
348	rxvt_privileged_utmp(pR_ char action)	675	rxvt_term::privileged_utmp (rxvt_privaction action)
349	{	676	{
350	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
351	action, R->next_utmp_action, getpid()));
352	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
353	|| (R->Options & Opt_utmpInhibit)	677	if ((options & Opt_utmpInhibit)
354	|| R->ttydev == NULL || *R->ttydev == '\0')	678	|| !pty.name || !*pty.name)
355	return;	679	return;
356		680
357	rxvt_privileges(aR_ RESTORE);	681	rxvt_privileges (RESTORE);
		682
358	if (action == SAVE) {	683	if (action == SAVE)
359	R->next_utmp_action = RESTORE;	684	makeutent (pty.name, rs[Rs_display_name]);
360	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	685	else
361	} else { /* action == RESTORE */	686	cleanutent ();
362	R->next_utmp_action = IGNORE;	687
363	rxvt_cleanutent(aR);
364	}
365	rxvt_privileges(aR_ IGNORE);	688	rxvt_privileges (IGNORE);
366	}
367	#endif
368
369	#ifndef NO_SETOWNER_TTYDEV
370	/* EXTPROTO */
371	void
372	rxvt_privileged_ttydev(pR_ char action)
373	{
374	D_MAIN((stderr,
375	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
376	action, R->next_tty_action, getpid()));
377	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
378	|| R->ttydev == NULL || *R->ttydev == '\0')
379	return;
380
381	rxvt_privileges(aR_ RESTORE);
382
383	if (action == SAVE) {
384	R->next_tty_action = RESTORE;
385	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
386	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
387	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
388	R->next_tty_action = IGNORE;
389	else
390	# endif
391	{
392	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
393	chmod(R->ttydev, R->ttymode);
394	# ifdef HAVE_REVOKE
395	revoke(R->ttydev);
396	# endif
397	}
398	} else { /* action == RESTORE */
399	R->next_tty_action = IGNORE;
400	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
401	chmod(R->ttydev, R->ttyfd_stat.st_mode);
402	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
403	# else
404	chmod(R->ttydev,
405	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
406	chown(R->ttydev, 0, 0);
407	# endif
408	}
409
410	rxvt_privileges(aR_ IGNORE);
411
412	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
413	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
414	action == RESTORE ? "Restoring" : (action ==
415	SAVE ? "Saving" :
416	"UNKNOWN ERROR for"), R->ttydev,
417	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
418	R->ttyfd_stat.st_gid));
419	# endif
420	}	689	}
421	#endif	690	#endif
422		691
423	/*----------------------------------------------------------------------*/	692	/*----------------------------------------------------------------------*/
424	/*	693	/*
425	* window size/position calculcations for XSizeHint and other storage.	694	* window size/position calculcations for XSizeHint and other storage.
426	* if width/height are non-zero then override calculated width/height	695	* if width/height are non-zero then override calculated width/height
427	*/	696	*/
428	/* EXTPROTO */
429	void	697	void
430	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	698	rxvt_term::window_calc (unsigned int width, unsigned int height)
431	{	699	{
432	short recalc_x, recalc_y;	700	short recalc_x, recalc_y;
433	int x, y, sb_w, mb_h, flags;	701	int x, y, sb_w, mb_h, flags;
434	unsigned int w, h;	702	unsigned int w, h;
435	unsigned int max_width, max_height;	703	unsigned int max_width, max_height;
		704	dDisp;
436		705
437	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	707	TermWin.ncol, TermWin.nrow, szHint.width,
439	R->szHint.height));	708	szHint.height));
440	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441	R->szHint.win_gravity = NorthWestGravity;	710	szHint.win_gravity = NorthWestGravity;
442	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443		712
444	recalc_x = recalc_y = 0;	713	recalc_x = recalc_y = 0;
445	flags = 0;	714	flags = 0;
446	if (!R->parsed_geometry) {	715	if (!parsed_geometry)
		716	{
447	R->parsed_geometry = 1;	717	parsed_geometry = 1;
448	if (R->rs[Rs_geometry])	718	if (rs[Rs_geometry])
449	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		720
450	if (flags & WidthValue) {	721	if (flags & WidthValue)
		722	{
451	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	723	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
452	R->szHint.flags |= USSize;	724	szHint.flags |= USSize;
453	}	725	}
		726
454	if (flags & HeightValue) {	727	if (flags & HeightValue)
		728	{
455	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	729	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
456	R->szHint.flags |= USSize;	730	szHint.flags |= USSize;
457	}	731	}
		732
458	if (flags & XValue) {	733	if (flags & XValue)
		734	{
459	R->szHint.x = x;	735	szHint.x = x;
460	R->szHint.flags |= USPosition;	736	szHint.flags |= USPosition;
461	if (flags & XNegative) {	737	if (flags & XNegative)
		738	{
462	recalc_x = 1;	739	recalc_x = 1;
463	R->szHint.win_gravity = NorthEastGravity;	740	szHint.win_gravity = NorthEastGravity;
464	}	741	}
465	}	742	}
		743
466	if (flags & YValue) {	744	if (flags & YValue)
		745	{
467	R->szHint.y = y;	746	szHint.y = y;
468	R->szHint.flags |= USPosition;	747	szHint.flags |= USPosition;
469	if (flags & YNegative) {	748	if (flags & YNegative)
		749	{
470	recalc_y = 1;	750	recalc_y = 1;
471	if (R->szHint.win_gravity == NorthEastGravity)	751	if (szHint.win_gravity == NorthEastGravity)
472	R->szHint.win_gravity = SouthEastGravity;	752	szHint.win_gravity = SouthEastGravity;
473	else	753	else
474	R->szHint.win_gravity = SouthWestGravity;	754	szHint.win_gravity = SouthWestGravity;
475	}	755	}
476	}	756	}
477	}	757	}
		758
478	/* TODO: BOUNDS */	759	/* TODO: BOUNDS */
479	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	760	TermWin.width = TermWin.ncol * TermWin.fwidth;
480	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	761	TermWin.height = TermWin.nrow * TermWin.fheight;
481	max_width = MAX_COLS * R->TermWin.fwidth;	762	max_width = MAX_COLS * TermWin.fwidth;
482	max_height = MAX_ROWS * R->TermWin.fheight;	763	max_height = MAX_ROWS * TermWin.fheight;
483		764
484	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	765	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
485		766
486	sb_w = mb_h = 0;	767	sb_w = mb_h = 0;
487	R->window_vt_x = R->window_vt_y = 0;	768	window_vt_x = window_vt_y = TermWin.int_bwidth;
		769
488	if (scrollbar_visible(R)) {	770	if (scrollbar_visible ())
		771	{
489	sb_w = scrollbar_TotalWidth();	772	sb_w = scrollbar_TotalWidth ();
490	R->szHint.base_width += sb_w;	773	szHint.base_width += sb_w;
491	if (!(R->Options & Opt_scrollBar_right))	774	if (!(options & Opt_scrollBar_right))
492	R->window_vt_x = sb_w;	775	window_vt_x += sb_w;
493	}	776	}
		777
494	if (menubar_visible(R)) {	778	if (menubar_visible ())
		779	{
495	mb_h = menuBar_TotalHeight();	780	mb_h = menuBar_TotalHeight ();
496	R->szHint.base_height += mb_h;	781	szHint.base_height += mb_h;
497	R->window_vt_y = mb_h;	782	window_vt_y += mb_h;
498	}	783	}
		784
499	R->szHint.width_inc = R->TermWin.fwidth;	785	szHint.width_inc = TermWin.fwidth;
500	R->szHint.height_inc = R->TermWin.fheight;	786	szHint.height_inc = TermWin.fheight;
501	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	787	szHint.min_width = szHint.base_width + szHint.width_inc;
502	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	788	szHint.min_height = szHint.base_height + szHint.height_inc;
503		789
504	if (width && width - R->szHint.base_width < max_width) {	790	if (width && width - szHint.base_width < max_width)
		791	{
505	R->szHint.width = width;	792	szHint.width = width;
506	R->TermWin.width = width - R->szHint.base_width;	793	TermWin.width = width - szHint.base_width;
507	} else {	794	}
		795	else
		796	{
508	MIN_IT(R->TermWin.width, max_width);	797	MIN_IT (TermWin.width, max_width);
509	R->szHint.width = R->szHint.base_width + R->TermWin.width;	798	szHint.width = szHint.base_width + TermWin.width;
510	}	799	}
		800
511	if (height && height - R->szHint.base_height < max_height) {	801	if (height && height - szHint.base_height < max_height)
		802	{
512	R->szHint.height = height;	803	szHint.height = height;
513	R->TermWin.height = height - R->szHint.base_height;	804	TermWin.height = height - szHint.base_height;
514	} else {	805	}
		806	else
		807	{
515	MIN_IT(R->TermWin.height, max_height);	808	MIN_IT (TermWin.height, max_height);
516	R->szHint.height = R->szHint.base_height + R->TermWin.height;	809	szHint.height = szHint.base_height + TermWin.height;
517	}	810	}
		811
518	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	812	if (scrollbar_visible () && (options & Opt_scrollBar_right))
519	R->window_sb_x = R->szHint.width - sb_w;	813	window_sb_x = szHint.width - sb_w;
520		814
521	if (recalc_x)	815	if (recalc_x)
522	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	816	szHint.x += (DisplayWidth (disp, display->screen)
523	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	817	- szHint.width - 2 * TermWin.ext_bwidth);
524	if (recalc_y)	818	if (recalc_y)
525	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	819	szHint.y += (DisplayHeight (disp, display->screen)
526	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	820	- szHint.height - 2 * TermWin.ext_bwidth);
527		821
528	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	822	TermWin.ncol = TermWin.width / TermWin.fwidth;
529	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	823	TermWin.nrow = TermWin.height / TermWin.fheight;
530	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	824	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	825	TermWin.ncol, TermWin.nrow, szHint.width,
532	R->szHint.height));	826	szHint.height));
533	return;	827	return;
534	}	828	}
535		829
536	/*----------------------------------------------------------------------*/	830	/*----------------------------------------------------------------------*/
537	/*	831	/*
538	* Tell the teletype handler what size the window is.	832	* Tell the teletype handler what size the window is.
539	* Called after a window size change.	833	* Called after a window size change.
540	*/	834	*/
541	/* EXTPROTO */
542	void	835	void
543	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	836	rxvt_term::tt_winch ()
544	{	837	{
		838	if (pty.pty < 0)
		839	return;
		840
545	struct winsize ws;	841	struct winsize ws;
546		842
547	if (fd < 0)
548	return;
549	ws.ws_col = col;	843	ws.ws_col = TermWin.ncol;
550	ws.ws_row = row;	844	ws.ws_row = TermWin.nrow;
551	ws.ws_xpixel = ws.ws_ypixel = 0;	845	ws.ws_xpixel = TermWin.width;
552	#ifndef DEBUG_SIZE	846	ws.ws_ypixel = TermWin.height;
553	(void)ioctl(fd, TIOCSWINSZ, &ws);	847	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
554	#else	848
555	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	849	#if 0
556	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	850	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
557	}
558	# ifdef SIGWINCH
559	else if (pid) /* force through to the command */	851	if (cmd_pid) /* force through to the command */
560	kill(pid, SIGWINCH);	852	kill (cmd_pid, SIGWINCH);
561	# endif
562	#endif	853	#endif
563	}	854	}
564		855
565	/*----------------------------------------------------------------------*/	856	/*----------------------------------------------------------------------*/
566	/* rxvt_change_font() - Switch to a new font */	857	/* set_fonts () - load and set the various fonts
567	/*	858	/*
568	* init = 1 - initialize	859	* init = 1 - initialize
569	*	860	*
570	* fontname == FONT_UP - switch to bigger font	861	* fontname == FONT_UP - switch to bigger font
571	* fontname == FONT_DN - switch to smaller font	862	* fontname == FONT_DN - switch to smaller font
572	*/	863	*/
573	/* EXTPROTO */	864	bool
574	void	865	rxvt_term::set_fonts ()
575	rxvt_change_font(pR_ int init, const char *fontname)
576	{	866	{
577	}	867	rxvt_fontset *fs = new rxvt_fontset (this);
		868	rxvt_fontprop prop;
578		869
579	/* INTPROTO */	870	if (!fs
580	void	871	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
581	rxvt_font_up_down(pR_ int n, int direction)	872	|| !fs->realize_font (1))
		873	{
		874	delete fs;
		875	return false;
		876	}
		877
		878	#if ENABLE_STYLES
		879	for (int i = RS_styleCount; --i; )
		880	if (TermWin.fontset[i] != TermWin.fontset[0])
		881	delete TermWin.fontset[i];
		882	#endif
		883
		884	delete TermWin.fontset[0];
		885	TermWin.fontset[0] = fs;
		886
		887	prop = (*fs)[1]->properties ();
		888	prop.height += TermWin.lineSpace;
		889	fs->set_prop (prop);
		890
		891	TermWin.fwidth = prop.width;
		892	TermWin.fheight = prop.height;
		893	TermWin.fweight = prop.weight;
		894	TermWin.fslant = prop.slant;
		895	TermWin.fbase = (*fs)[1]->ascent;
		896
		897	for (int style = 1; style < 4; style++)
		898	{
		899	#if ENABLE_STYLES
		900	const char *res = rs[Rs_font + style];
		901
		902	if (res && !*res)
		903	TermWin.fontset[style] = TermWin.fontset[0];
		904	else
		905	{
		906	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		907	rxvt_fontprop prop2 = prop;
		908
		909	if (res)
		910	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		911	else
		912	{
		913	res = TermWin.fontset[0]->fontdesc;
		914
		915	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		916	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		917	}
		918
		919	fs->populate (res);
		920	fs->set_prop (prop2);
		921	}
		922	#else
		923	TermWin.fontset[style] = TermWin.fontset[0];
		924	#endif
		925	}
		926
		927	if (TermWin.parent[0])
		928	{
		929	resize_all_windows (0, 0, 0);
		930	scr_remap_chars ();
		931	scr_touch (true);
		932	}
		933
		934	return true;
		935	}
		936
		937	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
582	{	938	{
		939	// TODO: SMART_WINDOW_TITLE
		940	XChangeProperty (display->display, TermWin.parent[0],
		941	prop, XA_STRING, 8, PropModeReplace,
		942	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		943	}
		944
		945	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		946	{
		947	// TODO: SMART_WINDOW_TITLE
		948	wchar_t *ws = rxvt_mbstowcs (str, len);
		949	char *s = rxvt_wcstoutf8 (ws);
		950
		951	XChangeProperty (display->display, TermWin.parent[0],
		952	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		953	(const unsigned char *)s, strlen (s));
		954
		955	free (s);
		956	free (ws);
583	}	957	}
584		958
585	/*----------------------------------------------------------------------*/	959	/*----------------------------------------------------------------------*/
586	/*----------------------------------------------------------------------*/	960	/*----------------------------------------------------------------------*/
587	/* xterm sequences - title, iconName, color (exptl) */	961	/* xterm sequences - title, iconName, color (exptl) */
588	/* EXTPROTO */
589	void	962	void
590	rxvt_set_title(pR_ const char *str)	963	rxvt_term::set_title (const char *str)
591	{	964	{
592	#ifndef SMART_WINDOW_TITLE	965	set_string_property (XA_WM_NAME, str);
593	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	966	#if ENABLE_FRILLS
594	#else	967	set_utf8_property (xa[XA_NET_WM_NAME], str);
595	char *name;
596
597	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
598	name = NULL;
599	if (name == NULL || STRCMP(name, str))
600	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
601	if (name)
602	XFree(name);
603	#endif	968	#endif
604	}	969	}
605		970
606	/* EXTPROTO */
607	void	971	void
608	rxvt_set_iconName(pR_ const char *str)	972	rxvt_term::set_icon_name (const char *str)
609	{	973	{
610	#ifndef SMART_WINDOW_TITLE	974	set_string_property (XA_WM_ICON_NAME, str);
611	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	975	#if ENABLE_FRILLS
612	#else	976	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
613	char *name;
614
615	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
616	name = NULL;
617	if (name == NULL || STRCMP(name, str))
618	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
619	if (name)
620	XFree(name);
621	#endif	977	#endif
622	}	978	}
623		979
624	#ifdef XTERM_COLOR_CHANGE	980	#ifdef XTERM_COLOR_CHANGE
625	/* EXTPROTO */
626	void	981	void
627	rxvt_set_window_color(pR_ int idx, const char *color)	982	rxvt_term::set_window_color (int idx, const char *color)
628	{	983	{
629	rxvt_color xcol;	984	rxvt_color xcol;
630	int i;	985	int i;
631		986
632	if (color == NULL || *color == '\0')	987	if (color == NULL || *color == '\0')
633	return;	988	return;
634		989
635	/* handle color aliases */	990	/* handle color aliases */
636	if (isdigit(*color)) {	991	if (isdigit (*color))
		992	{
637	i = atoi(color);	993	i = atoi (color);
		994
		995	if (i >= 8 && i <= 15)
638	if (i >= 8 && i <= 15) { /* bright colors */	996	{ /* bright colors */
639	i -= 8;	997	i -= 8;
640	# ifndef NO_BRIGHTCOLOR	998	# ifndef NO_BRIGHTCOLOR
641	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	999	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
642	SET_PIXCOLOR(R, idx);	1000	SET_PIXCOLOR (idx);
643	goto Done;	1001	goto Done;
644	# endif	1002	# endif
645	}	1003	}
646	if (i >= 0 && i <= 7) { /* normal colors */	1004
647	R->PixColors[idx] = R->PixColors[minCOLOR + i];	1005	if (i >= 0 && i <= 7)
		1006	{ /* normal colors */
		1007	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
648	SET_PIXCOLOR(R, idx);	1008	SET_PIXCOLOR (idx);
649	goto Done;	1009	goto Done;
650	}	1010	}
651	}	1011	}
		1012
652	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	1013	if (!rXParseAllocColor (&xcol, color))
653	return;	1014	return;
654	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
655		1015
656	/*	1016	/* XStoreColor (display->display, display->cmap, XColor*); */
		1017
		1018	/*
657	* FIXME: should free colors here, but no idea how to do it so instead,	1019	* FIXME: should free colors here, but no idea how to do it so instead,
658	* so just keep gobbling up the colormap	1020	* so just keep gobbling up the colormap
659	*/	1021	*/
660	# if 0	1022	# if 0
661	for (i = Color_Black; i <= Color_White; i++)	1023	for (i = Color_Black; i <= Color_White; i++)
662	if (R->PixColors[idx] == R->PixColors[i])	1024	if (pix_colors[idx] == pix_colors[i])
663	break;	1025	break;
664	if (i > Color_White) {	1026	if (i > Color_White)
		1027	{
665	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	1028	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
666	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	1029	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
667	DisplayPlanes(R->Xdisplay, Xscreen));	1030	DisplayPlanes (display->display, display->screen));
668	}	1031	}
669	# endif	1032	# endif
670		1033
671	R->PixColors[idx] = xcol;	1034	pix_colors_focused[idx] = xcol;
672	SET_PIXCOLOR(R, idx);	1035	SET_PIXCOLOR (idx);
673		1036
674	/* XSetWindowAttributes attr; */	1037	/* XSetWindowAttributes attr; */
675	/* Cursor cursor; */	1038	/* Cursor cursor; */
676	Done:	1039	Done:
677	if (idx == Color_bg && !(R->Options & Opt_transparent))	1040	#ifdef OFF_FOCUS_FADING
678	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,	1041	if (rs[Rs_fade])
679	R->PixColors[Color_bg]);	1042	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		1043	#endif
680		1044
681	/* handle Color_BD, scrollbar background, etc. */	1045	/*TODO: handle Color_BD, scrollbar background, etc. */
682		1046
683	rxvt_set_colorfgbg(aR);
684	rxvt_recolour_cursor(aR);	1047	recolour_cursor ();
685	/* the only reasonable way to enforce a clean update */	1048	scr_recolour ();
686	rxvt_scr_poweron(aR);
687	}	1049	}
688		1050
689	#else	1051	#else
690	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1052	# define set_window_color (idx,color) ((void)0)
691	#endif /* XTERM_COLOR_CHANGE */	1053	#endif /* XTERM_COLOR_CHANGE */
692		1054
693	/* EXTPROTO */
694	void	1055	void
695	rxvt_recolour_cursor(pR)	1056	rxvt_term::recolour_cursor ()
696	{	1057	{
697	rxvt_color xcol[2];	1058	XColor xcol[2];
698		1059
699	#if TODO	1060	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
700	xcol[0] = R->PixColors[Color_pointer];	1061	? pix_colors_focused[Color_pointer_fg]
701	xcol[1] = R->PixColors[Color_bg];	1062	: pix_colors_focused[Color_fg];
702	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1063	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1064	? pix_colors_focused[Color_pointer_bg]
		1065	: pix_colors_focused[Color_bg];
		1066
		1067	XQueryColors (display->display, display->cmap, xcol, 2);
703	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1068	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
704	#endif
705	}	1069	}
706		1070
707	/*----------------------------------------------------------------------*/	1071	/*----------------------------------------------------------------------*/
708	/*	1072	/*
709	* find if fg/bg matches any of the normal (low-intensity) colors	1073	* find if fg/bg matches any of the normal (low-intensity) colors
710	*/	1074	*/
711	/* INTPROTO */
712	void	1075	void
713	rxvt_set_colorfgbg(pR)	1076	rxvt_term::set_colorfgbg ()
714	{	1077	{
715	unsigned int i;	1078	unsigned int i;
716	const char *xpmb = "\0";	1079	const char *xpmb = "\0";
717	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1080	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718		1081
719	R->env_colorfgbg =
720	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1082	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
721	STRCPY(fstr, "default");	1083	strcpy (fstr, "default");
722	STRCPY(bstr, "default");	1084	strcpy (bstr, "default");
723	for (i = Color_Black; i <= Color_White; i++)	1085	for (i = Color_Black; i <= Color_White; i++)
724	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1086	if (pix_colors[Color_fg] == pix_colors[i])
		1087	{
725	sprintf(fstr, "%d", (i - Color_Black));	1088	sprintf (fstr, "%d", (i - Color_Black));
726	break;	1089	break;
727	}	1090	}
		1091
728	for (i = Color_Black; i <= Color_White; i++)	1092	for (i = Color_Black; i <= Color_White; i++)
729	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1093	if (pix_colors[Color_bg] == pix_colors[i])
		1094	{
730	sprintf(bstr, "%d", (i - Color_Black));	1095	sprintf (bstr, "%d", (i - Color_Black));
731	#ifdef XPM_BACKGROUND	1096	#ifdef XPM_BACKGROUND
732	xpmb = "default;";	1097	xpmb = "default;";
733	#endif	1098	#endif
734	break;	1099	break;
735	}	1100	}
		1101
736	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1102	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
737	putenv(R->env_colorfgbg);
738
739	#ifndef NO_BRIGHTCOLOR
740	R->colorfgbg = DEFAULT_RSTYLE;
741	for (i = minCOLOR; i <= maxCOLOR; i++) {
742	if (R->PixColors[Color_fg] == R->PixColors[i])
743	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
744	if (R->PixColors[Color_bg] == R->PixColors[i])
745	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
746	}
747	#endif
748	}	1103	}
749		1104
750	/*----------------------------------------------------------------------*/	1105	/*----------------------------------------------------------------------*/
751	/*
752	* Colour determination for low colour displays, routine from
753	* Hans de Goede <hans@highrise.nl>
754	*/
755		1106
756	/* EXTPROTO */
757	int	1107	int
758	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1108	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
759	{	1109	{
760	screen_in_out->set(aR_ colour);
761
762	if (!screen_in_out->set(aR_ colour)) {	1110	if (!screen_in_out->set (display, colour))
763	rxvt_print_error("can't allocate colour: %s", colour);	1111	{
		1112	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
764	return false;	1113	return false;
765	}	1114	}
766		1115
767	return true;	1116	return true;
768	}	1117	}
769		1118
770	/* -------------------------------------------------------------------- *	1119	/* -------------------------------------------------------------------- *
771	* - WINDOW RESIZING - *	1120	* - WINDOW RESIZING - *
772	* -------------------------------------------------------------------- */	1121	* -------------------------------------------------------------------- */
773	/* EXTPROTO */
774	void	1122	void
775	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1123	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
776	int ignoreparent)
777	{	1124	{
778	int fix_screen;	1125	int fix_screen;
779
780	#ifdef SMART_RESIZE	1126	#ifdef SMART_RESIZE
781	int old_width = R->szHint.width, old_height = R->szHint.height;	1127	int old_width = szHint.width, old_height = szHint.height;
782	#endif	1128	#endif
		1129	dDisp;
783		1130
784	rxvt_window_calc(aR_ width, height);	1131	window_calc (width, height);
785	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1132	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1133
786	if (!ignoreparent) {	1134	if (!ignoreparent)
		1135	{
787	#ifdef SMART_RESIZE	1136	#ifdef SMART_RESIZE
788	/*	1137	/*
789	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1138	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790	* reposition window on resize depending on placement on screen	1139	* reposition window on resize depending on placement on screen
791	*/	1140	*/
792	int x, y, x1, y1;	1141	int x, y, x1, y1;
793	int dx, dy;	1142	int dx, dy;
794	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1143	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795	Window unused_cr;	1144	Window unused_cr;
796		1145
797	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1146	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
798	0, 0, &x, &y, &unused_cr);	1147	0, 0, &x, &y, &unused_cr);
799	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1148	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
800	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1149	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
801	/*	1150	/*
802	* if Xroot isn't the parent window, a WM will probably have offset	1151	* if display->root isn't the parent window, a WM will probably have offset
803	* our position for handles and decorations. Counter it	1152	* our position for handles and decorations. Counter it
804	*/	1153	*/
805	if (x1 != x || y1 != y) {	1154	if (x1 != x || y1 != y)
		1155	{
806	x -= x1;	1156	x -= x1;
807	y -= y1;	1157	y -= y1;
808	}	1158	}
809		1159
810	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1160	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
811	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1161	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
812	dx = old_width - R->szHint.width;	1162	dx = old_width - szHint.width;
813	dy = old_height - R->szHint.height;	1163	dy = old_height - szHint.height;
814		1164
815	/* Check position of the center of the window */	1165	/* Check position of the center of the window */
816	if (x < x1) /* left half */	1166	if (x < x1) /* left half */
817	dx = 0;	1167	dx = 0;
818	else if (x == x1) /* exact center */	1168	else if (x == x1) /* exact center */
819	dx /= 2;	1169	dx /= 2;
820	if (y < y1) /* top half */	1170	if (y < y1) /* top half */
821	dy = 0;	1171	dy = 0;
822	else if (y == y1) /* exact center */	1172	else if (y == y1) /* exact center */
823	dy /= 2;	1173	dy /= 2;
824		1174
825	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1175	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
826	R->szHint.width, R->szHint.height);	1176	szHint.width, szHint.height);
827	#else	1177	#else
828	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1178	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
829	R->szHint.height);
830	#endif	1179	#endif
831	}	1180	}
832		1181
833	fix_screen = (R->TermWin.ncol != R->prev_ncol	1182	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
834	|| R->TermWin.nrow != R->prev_nrow);	1183
835	if (fix_screen || width != R->old_width || height != R->old_height) {	1184	if (fix_screen || width != old_width || height != old_height)
		1185	{
836	if (scrollbar_visible(R)) {	1186	if (scrollbar_visible ())
		1187	{
837	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1188	XMoveResizeWindow (disp, scrollBar.win,
		1189	window_sb_x, 0,
838	0, scrollbar_TotalWidth(), R->szHint.height);	1190	scrollbar_TotalWidth (), szHint.height);
839	rxvt_Resize_scrollBar(aR);	1191	resize_scrollbar ();
840	}	1192	}
		1193
841	if (menubar_visible(R))	1194	if (menubar_visible ())
842	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1195	XMoveResizeWindow (disp, menuBar.win,
		1196	window_vt_x, 0,
843	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1197	TermWin_TotalWidth (), menuBar_TotalHeight ());
844	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1198
845	R->window_vt_y, TermWin_TotalWidth(),	1199	XMoveResizeWindow (disp, TermWin.vt,
		1200	window_vt_x, window_vt_y,
846	TermWin_TotalHeight());	1201	TermWin_TotalWidth (), TermWin_TotalHeight ());
847	#ifdef RXVT_GRAPHICS	1202
848	if (R->old_height)
849	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
850	R->old_height - R->szHint.base_height);
851	#endif
852	rxvt_scr_clear(aR);	1203	scr_clear ();
853	#ifdef XPM_BACKGROUND	1204	#ifdef XPM_BACKGROUND
854	rxvt_resize_pixmap(aR);	1205	resize_pixmap ();
855	#endif	1206	#endif
856	}	1207	}
857		1208
858	if (fix_screen || R->old_height == 0) {	1209	if (fix_screen || old_height == 0)
		1210	{
859	int curr_screen = -1;	1211	int curr_screen = -1;
860	uint16_t old_ncol = R->prev_ncol;	1212	int old_ncol = prev_ncol;
861		1213
862	/* scr_reset only works on the primary screen */	1214	/* scr_reset only works on the primary screen */
863	if (R->old_height) /* this is not the first time through */	1215	if (old_height) /* this is not the first time through */
		1216	{
		1217	unsigned int ncol = TermWin.ncol;
		1218	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
864	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1219	curr_screen = scr_change_screen (PRIMARY);
865	rxvt_scr_reset(aR);	1220	TermWin.ncol = ncol;
866	if (curr_screen >= 0) { /* this is not the first time through */
867	rxvt_scr_change_screen(aR_ curr_screen);
868	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
869	}	1221	}
870	}
871		1222
		1223	scr_reset ();
		1224
		1225	if (curr_screen >= 0) /* this is not the first time through */
		1226	{
		1227	scr_change_screen (curr_screen);
		1228	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1229	}
		1230	}
		1231
872	R->old_width = R->szHint.width;	1232	old_width = szHint.width;
873	R->old_height = R->szHint.height;	1233	old_height = szHint.height;
		1234
		1235	#ifdef XPM_BACKGROUND
		1236	if (TermWin.pixmap)
		1237	scr_touch (false);
		1238	#endif
874		1239
875	#ifdef USE_XIM	1240	#ifdef USE_XIM
876	rxvt_IMSetStatusPosition(aR);	1241	IMSetStatusPosition ();
877	#endif	1242	#endif
878	}	1243	}
879		1244
880	/*	1245	/*
881	* Set the width/height of the vt window in characters. Units are pixels.	1246	* Set the width/height of the vt window in characters. Units are pixels.
882	* good for toggling 80/132 columns	1247	* good for toggling 80/132 columns
883	*/	1248	*/
884	/* EXTPROTO */
885	void	1249	void
886	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1250	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
887	{	1251	{
888	XWindowAttributes wattr;	1252	XWindowAttributes wattr;
889		1253
890	if (width == 0 || height == 0) {	1254	if (width == 0 || height == 0)
		1255	{
891	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1256	XGetWindowAttributes (display->display, display->root, &wattr);
892	if (width == 0)	1257	if (width == 0)
893	width = wattr.width - R->szHint.base_width;	1258	width = wattr.width - szHint.base_width;
894	if (height == 0)	1259	if (height == 0)
895	height = wattr.height - R->szHint.base_height;	1260	height = wattr.height - szHint.base_height;
896	}	1261	}
		1262
897	if (width != R->TermWin.width || height != R->TermWin.height) {	1263	if (width != TermWin.width || height != TermWin.height)
		1264	{
898	width += R->szHint.base_width;	1265	width += szHint.base_width;
899	height += R->szHint.base_height;	1266	height += szHint.base_height;
900	rxvt_resize_all_windows(aR_ width, height, 0);	1267	resize_all_windows (width, height, 0);
901	}	1268	}
902	}	1269	}
903		1270
904	/* -------------------------------------------------------------------- *	1271	/* -------------------------------------------------------------------- *
905	* - X INPUT METHOD ROUTINES - *	1272	* - X INPUT METHOD ROUTINES - *
906	* -------------------------------------------------------------------- */	1273	* -------------------------------------------------------------------- */
907	#ifdef USE_XIM	1274	#ifdef USE_XIM
908	/* INTPROTO */
909	void
910	rxvt_setSize(pR_ XRectangle * size)
911	{
912	size->x = R->TermWin.int_bwidth;
913	size->y = R->TermWin.int_bwidth;
914	size->width = Width2Pixel(R->TermWin.ncol);
915	size->height = Height2Pixel(R->TermWin.nrow);
916	}
917		1275
918	/* INTPROTO */
919	void	1276	void
920	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1277	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
921	{	1278	{
922	*fg = R->PixColors[Color_fg];	1279	fg = pix_colors[Color_fg];
923	*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;
924	}	1307	}
925		1308
926	/* Checking whether input method is running. */	1309	/* Checking whether input method is running. */
927	/* INTPROTO */
928	Bool	1310	bool
929	rxvt_IMisRunning(pR)	1311	rxvt_term::IMisRunning ()
930	{	1312	{
931	char *p;	1313	char *p;
932	Atom atom;	1314	Atom atom;
933	Window win;	1315	Window win;
934	char server[IMBUFSIZ];	1316	char server[IMBUFSIZ];
935		1317
936	/* get current locale modifier */	1318	/* get current locale modifier */
937	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1319	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1320	{
938	STRCPY(server, "@server=");	1321	strcpy (server, "@server=");
939	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1322	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1323
940	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1324	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
941	*p = '\0';	1325	*p = '\0';
942		1326
943	atom = XInternAtom(R->Xdisplay, server, False);	1327	atom = XInternAtom (display->display, server, False);
944	win = XGetSelectionOwner(R->Xdisplay, atom);	1328	win = XGetSelectionOwner (display->display, atom);
		1329
945	if (win != None)	1330	if (win != None)
946	return True;	1331	return True;
947	}	1332	}
		1333
948	return False;	1334	return False;
949	}	1335	}
950		1336
951	/* EXTPROTO */
952	void	1337	void
953	rxvt_IMSendSpot(pR)	1338	rxvt_term::IMSendSpot ()
954	{	1339	{
955	XPoint spot;	1340	XPoint nspot;
956	XVaNestedList preedit_attr;	1341	XVaNestedList preedit_attr;
957		1342
958	if (R->Input_Context == NULL	1343	if (!Input_Context
		1344	|| !TermWin.focus
959	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1345	|| !(input_style & XIMPreeditPosition))
960	|| !(R->event_type == KeyPress
961	|| R->event_type == Expose
962	|| R->event_type == NoExpose
963	|| R->event_type == SelectionNotify
964	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
965	|| !rxvt_IMisRunning(aR))
966	return;	1346	return;
967		1347
968	rxvt_setPosition(aR_ & spot);	1348	im_set_position (nspot);
969		1349
		1350	if (nspot.x == spot.x && nspot.y == spot.y)
		1351	return;
		1352
		1353	spot = nspot;
		1354
970	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1355	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1356	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972	XFree(preedit_attr);	1357	XFree (preedit_attr);
973	}	1358	}
974		1359
975	/* EXTPROTO */
976	void	1360	void
977	rxvt_setTermFontSet(pR_ int idx)	1361	rxvt_term::im_destroy ()
978	{	1362	{
979	char *string;	1363	if (input_method)
980	long length;
981	int success = 0;
982
983	if (idx < 0 || idx >= MAX_NFONTS)
984	return;
985	}
986
987	/* INTPROTO */
988	void
989	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
990	XRectangle * needed_rect)
991	{
992	int mbh, vtx = 0;
993
994	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
995	vtx = scrollbar_TotalWidth();
996	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
997	mbh -= R->TermWin.lineSpace;
998
999	preedit_rect->x = needed_rect->width + vtx;
1000	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1001
1002	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1003	+ vtx;
1004	preedit_rect->height = Height2Pixel(1);
1005
1006	status_rect->x = vtx;
1007	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1008
1009	status_rect->width = needed_rect->width ? needed_rect->width
1010	: Width2Pixel(R->TermWin.ncol + 1);
1011	status_rect->height = Height2Pixel(1);
1012	}
1013
1014	/* ARGSUSED */
1015	/* INTPROTO */
1016	void
1017	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1018	__attribute__ ((unused)), XPointer call_data
1019	__attribute__ ((unused)))
1020	{
1021	dR;
1022
1023	R->Input_Context = NULL;
1024	/* To avoid Segmentation Fault in C locale: Solaris only? */
1025	if (STRCMP(R->locale, "C"))
1026	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1027	rxvt_IMInstantiateCallback, NULL);
1028	}
1029
1030	/*
1031	* X manual pages and include files don't match on some systems:
1032	* some think this is an XIDProc and others an XIMProc so we can't
1033	* use the first argument - need to update this to be nice for
1034	* both types via some sort of configure detection
1035	*/
1036	/* ARGSUSED */
1037	/* EXTPROTO */
1038	void
1039	rxvt_IMInstantiateCallback(Display * unused
1040	__attribute__ ((unused)), XPointer client_data
1041	__attribute__ ((unused)), XPointer call_data
1042	__attribute__ ((unused)))
1043	{
1044	dR;
1045	int i, found, had_im;
1046	const char *p;
1047	char **s;
1048	char buf[IMBUFSIZ];
1049
1050	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1051	if (R->Input_Context)
1052	return;
1053
1054	found = had_im = 0;
1055	p = R->rs[Rs_inputMethod];
1056	if (p && *p) {
1057	had_im = 1;
1058	s = rxvt_splitcommastring(p);
1059	for (i = 0; s[i]; i++) {
1060	if (*s[i]) {
1061	STRCPY(buf, "@im=");
1062	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1063	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1064	&& (rxvt_IM_get_IC(aR) == True)) {
1065	found = 1;
1066	break;
1067	}
1068	}
1069	}
1070	for (i = 0; s[i]; i++)
1071	free(s[i]);
1072	free(s);
1073	}	1364	{
1074	if (found)	1365	if (Input_Context && input_method->xim)
1075	return;	1366	XDestroyIC (Input_Context);
1076		1367
1077	/* try with XMODIFIERS env. var. */	1368	display->put_xim (input_method);
1078	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1369	input_method = 0;
1079	rxvt_IM_get_IC(aR);
1080	return;
1081	}	1370	}
1082		1371
1083	/* try with no modifiers base IF the user didn't specify an IM */	1372	Input_Context = 0;
1084	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1085	&& rxvt_IM_get_IC(aR) == True)
1086	return;
1087	}	1373	}
1088		1374
1089	/*	1375	/*
1090	* 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
1091	* open a suitable preedit type	1377	* open a suitable preedit type
1092	*/	1378	*/
1093	/* INTPROTO */
1094	Bool	1379	bool
1095	rxvt_IM_get_IC(pR)	1380	rxvt_term::IM_get_IC (const char *modifiers)
1096	{	1381	{
1097	int i, j, found;	1382	int i, j, found;
1098	XIM xim;	1383	XIM xim;
1099	XPoint spot;	1384	XPoint spot;
1100	XRectangle rect, status_rect, needed_rect;	1385	XRectangle rect, status_rect, needed_rect;
1101	unsigned long fg, bg;	1386	unsigned long fg, bg;
1102	const char *p;	1387	const char *p;
1103	char **s;	1388	char **s;
1104	XIMStyles *xim_styles;	1389	XIMStyles *xim_styles;
1105	XVaNestedList preedit_attr, status_attr;
1106	XIMCallback ximcallback;
1107		1390
		1391	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1392	return false;
		1393
1108	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1394	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1109	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1395	input_method = display->get_xim (locale, modifiers);
1110	if (xim == NULL)	1396	if (input_method == NULL)
1111	return False;	1397	return false;
1112		1398
		1399	xim = input_method->xim;
		1400	spot.x = spot.y = -1;
		1401
1113	xim_styles = NULL;	1402	xim_styles = NULL;
1114	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1403	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115	|| !xim_styles || !xim_styles->count_styles) {	1404	|| !xim_styles || !xim_styles->count_styles)
1116	XCloseIM(xim);	1405	{
		1406	im_destroy ();
1117	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++)
1118	}	1413	{
		1414	p = pet[pi];
1119		1415
1120	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1416	if (!p)
1121	: "OverTheSpot,OffTheSpot,Root";	1417	continue;
		1418
1122	s = rxvt_splitcommastring(p);	1419	s = rxvt_splitcommastring (p);
		1420
1123	for (i = found = 0; !found && s[i]; i++) {	1421	for (i = found = 0; !found && s[i]; i++)
		1422	{
1124	if (!STRCMP(s[i], "OverTheSpot"))	1423	if (!strcmp (s[i], "OverTheSpot"))
1125	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1424	input_style = (XIMPreeditPosition | XIMStatusNothing);
1126	else if (!STRCMP(s[i], "OffTheSpot"))	1425	else if (!strcmp (s[i], "OffTheSpot"))
1127	R->input_style = (XIMPreeditArea | XIMStatusArea);	1426	input_style = (XIMPreeditArea | XIMStatusArea);
1128	else if (!STRCMP(s[i], "Root"))	1427	else if (!strcmp (s[i], "Root"))
1129	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1428	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1429	else if (!strcmp (s[i], "None"))
		1430	input_style = (XIMPreeditNone | XIMStatusNone);
1130		1431
1131	for (j = 0; j < xim_styles->count_styles; j++)	1432	for (j = 0; j < xim_styles->count_styles; j++)
1132	if (R->input_style == xim_styles->supported_styles[j]) {	1433	if (input_style == xim_styles->supported_styles[j])
		1434	{
		1435	rxvt_freecommastring (s);
		1436
1133	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, found, had_im;
		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;
1134	break;	1594	break;
		1595	}
1135	}	1596	}
1136	}	1597	}
1137	for (i = 0; s[i]; i++)
1138	free(s[i]);
1139	free(s);
1140	XFree(xim_styles);
1141		1598
		1599	rxvt_freecommastring (s);
		1600
1142	if (!found) {	1601	if (found)
1143	XCloseIM(xim);	1602	goto done;
1144	return False;
1145	}	1603	}
1146		1604
1147	ximcallback.callback = rxvt_IMDestroyCallback;	1605	/* try with XMODIFIERS env. var. */
		1606	if (IM_get_IC (""))
		1607	goto done;
1148		1608
1149	/* 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 */
1150	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1610	if (IM_get_IC ("@im=none"))
		1611	goto done;
1151		1612
1152	preedit_attr = status_attr = NULL;	1613	done:
1153		1614	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154	if (R->input_style & XIMPreeditPosition) {	1615	if (rs[Rs_imLocale])
1155	rxvt_setSize(aR_ & rect);	1616	SET_LOCALE (locale);
1156	rxvt_setPosition(aR_ & spot);	1617	#endif
1157	rxvt_setColor(aR_ & fg, &bg);
1158
1159	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1160	XNSpotLocation, &spot,
1161	XNForeground, fg, XNBackground, bg,
1162	//XNFontSet, R->TermWin.fontset,
1163	NULL);
1164	} else if (R->input_style & XIMPreeditArea) {
1165	rxvt_setColor(aR_ & fg, &bg);
1166
1167	/*
1168	* The necessary width of preedit area is unknown
1169	* until create input context.
1170	*/
1171	needed_rect.width = 0;
1172
1173	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1174
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176	XNForeground, fg, XNBackground, bg,
1177	//XNFontSet, R->TermWin.fontset,
1178	NULL);
1179	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1180	XNForeground, fg, XNBackground, bg,
1181	//XNFontSet, R->TermWin.fontset,
1182	NULL);
1183	}
1184	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1185	XNClientWindow, R->TermWin.parent[0],
1186	XNFocusWindow, R->TermWin.parent[0],
1187	XNDestroyCallback, &ximcallback,
1188	preedit_attr ? XNPreeditAttributes : NULL,
1189	preedit_attr,
1190	status_attr ? XNStatusAttributes : NULL,
1191	status_attr, NULL);
1192	if (preedit_attr)
1193	XFree(preedit_attr);
1194	if (status_attr)
1195	XFree(status_attr);
1196	if (R->Input_Context == NULL) {
1197	rxvt_print_error("failed to create input context");
1198	XCloseIM(xim);
1199	return False;
1200	}
1201	if (R->input_style & XIMPreeditArea)
1202	rxvt_IMSetStatusPosition(aR);
1203	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1204	return True;
1205	}	1618	}
1206		1619
1207	/* EXTPROTO */
1208	void	1620	void
1209	rxvt_IMSetStatusPosition(pR)	1621	rxvt_term::IMSetStatusPosition ()
1210	{	1622	{
1211	XRectangle preedit_rect, status_rect, *needed_rect;	1623	XRectangle preedit_rect, status_rect, *needed_rect;
1212	XVaNestedList preedit_attr, status_attr;	1624	XVaNestedList preedit_attr, status_attr;
1213		1625
1214	if (R->Input_Context == NULL	1626	if (!Input_Context
		1627	|| !TermWin.focus
1215	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1628	|| !(input_style & XIMPreeditArea)
1216	|| !rxvt_IMisRunning(aR))	1629	|| !IMisRunning ())
1217	return;	1630	return;
1218		1631
1219	/* Getting the necessary width of preedit area */	1632	/* Getting the necessary width of preedit area */
1220	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1633	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1634	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222	XFree(status_attr);	1635	XFree (status_attr);
1223		1636
1224	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1637	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1638	XFree (needed_rect);
1225		1639
1226	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1640	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1641	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228		1642
1229	XSetICValues(R->Input_Context,	1643	XSetICValues (Input_Context,
1230	XNPreeditAttributes, preedit_attr,	1644	XNPreeditAttributes, preedit_attr,
1231	XNStatusAttributes, status_attr, NULL);	1645	XNStatusAttributes, status_attr, NULL);
1232		1646
1233	XFree(preedit_attr);	1647	XFree (preedit_attr);
1234	XFree(status_attr);	1648	XFree (status_attr);
1235	}	1649	}
1236	#endif /* USE_XIM */	1650	#endif /* USE_XIM */
1237		1651
1238	/*----------------------------------------------------------------------*/	1652	/*----------------------------------------------------------------------*/
1239	rxvt_t rxvt_current_term;	1653	rxvt_t rxvt_current_term;

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