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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.5 by pcg, Tue Nov 25 15:44:38 2003 UTC vs.
Revision 1.144 by root, Sun Feb 20 19:45:30 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.5 2003/11/25 15:44:38 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */
36		35
37	#include <signal.h>	36	#include <csignal>
		37	#include <cstring>
38		38
39	#ifdef TTY_GID_SUPPORT	39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	40	# include <grp.h>
41	#endif	41	#endif
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
47	void *	47	#ifdef KEYSYM_RESOURCE
48	rxvt_term::operator new (size_t s)	48	# include "keyboard.h"
49	{	49	#endif
50	void *p = malloc (s);
51		50
52	MEMSET (p, 0, s);	51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	static char curlocale[128];
		54
		55	bool
		56	rxvt_set_locale (const char *locale)
		57	{
		58	if (!locale || !strncmp (locale, curlocale, 128))
		59	return false;
		60
		61	strncpy (curlocale, locale, 128);
		62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	#if ENABLE_COMBINING
		67	class rxvt_composite_vec rxvt_composite;
		68
		69	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		70	{
		71	compose_char *cc;
		72
		73	// break compose chains, as stupid readline really likes to duplicate
		74	// composing characters for some reason near the end of a line.
		75	cc = (*this)[c1];
		76	while (cc)
		77	{
		78	if (cc->c2 == c2) return c1;
		79	cc = (*this)[cc->c1];
		80	}
		81
		82	// check to see wether this combination already exists otherwise
		83	for (cc = v.end (); cc-- > v.begin (); )
		84	{
		85	if (cc->c1 == c1 && cc->c2 == c2)
		86	return COMPOSE_LO + (cc - v.begin ());
		87	}
		88
		89	// allocate a new combination
		90	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		91	{
		92	static int seen;
		93
		94	if (!seen++)
		95	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		96
		97	return REPLACEMENT_CHAR;
		98	}
		99
		100	v.push_back (compose_char (c1, c2));
		101
		102	return v.size () - 1 + COMPOSE_LO;
		103	}
		104
		105	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		106	{
		107	compose_char *cc = (*this)[c];
		108
		109	if (!cc)
		110	{
		111	if (r) *r = c;
		112	return 1;
		113	}
		114
		115	int len = expand (cc->c1, r);
		116
		117	if (r) r += len;
		118
		119	if (cc->c2 != NOCHAR)
		120	{
		121	len++;
		122	if (r) *r++ = cc->c2;
		123	}
		124
53	return p;	125	return len;
54	}
55		126
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	127	}
		128	#endif
61		129
62	rxvt_term::rxvt_term ()	130	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	131	:
		132	#if TRANSPARENT
		133	rootwin_ev (this, &rxvt_term::rootwin_cb),
		134	#endif
		135	#ifdef HAVE_SCROLLBARS
		136	scrollbar_ev (this, &rxvt_term::x_cb),
		137	#endif
		138	#ifdef MENUBAR
		139	menubar_ev (this, &rxvt_term::x_cb),
		140	#endif
64	#ifdef CURSOR_BLINK	141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	145	text_blink_ev (this, &rxvt_term::text_blink_cb),
66	#endif	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),
67	x_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)
68	{	172	{
69	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	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 ();
70	}	197	}
71		198
72	rxvt_term::~rxvt_term ()	199	rxvt_term::~rxvt_term ()
73	{	200	{
74	delete PixColors;	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	#ifdef 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;
75	}	350	}
76		351
77	/*----------------------------------------------------------------------*/	352	/*----------------------------------------------------------------------*/
		353	/*
		354	* Exit gracefully, clearing the utmp entry and restoring tty attributes
		355	* TODO: if debugging, this should free up any known resources if we can
		356	*/
		357	static XErrorHandler old_xerror_handler;
		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	//TODO: GET_R is most likely not the terminal which caused the error
		423	//TODO: maybe 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	/*----------------------------------------------------------------------*/
78	/* rxvt_init() */	458	/* rxvt_init () */
79	/* LIBPROTO */
80	rxvt_t
81	rxvt_init(int argc, const char *const *argv)
82	{
83	SET_R(new rxvt_term);
84	dR;
85
86	if (!R->init_vars () || !R->init (argc, argv))
87	{
88	delete R;
89	return NULL;
90	}
91
92	return R;
93	}
94
95	bool	459	bool
96	rxvt_term::init (int argc, const char *const *argv)	460	rxvt_term::init (int argc, const char *const *argv)
97	{	461	{
98	dR;//TODO (scrollbar, setidle)	462	SET_R (this);
99		463
		464	set_locale ("");
		465
		466	if (!init_vars ())
		467	return false;
		468
		469	init_secondary ();
		470
		471	const char **cmd_argv = init_resources (argc, argv);
		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
		501	#if (MENUBAR_MAX)
		502	if (menubar_visible ())
		503	XMapWindow (disp, menuBar.win);
		504	#endif
		505	#ifdef TRANSPARENT
		506	if (options & Opt_transparent)
		507	{
		508	XSelectInput (disp, display->root, PropertyChangeMask);
		509	check_our_parents ();
		510	rootwin_ev.start (display, display->root);
		511	}
		512	#endif
		513
		514	XMapWindow (disp, TermWin.vt);
		515	XMapWindow (disp, TermWin.parent[0]);
		516
		517	set_colorfgbg ();
		518
		519	init_command (cmd_argv);
		520
		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	{
100	/*	533	/*
101	* Save and then give up any super-user privileges	534	* Save and then give up any super-user privileges
102	* If we need privileges in any area then we must specifically request it.	535	* If we need privileges in any area then we must specifically request it.
103	* We should only need to be root in these cases:	536	* We should only need to be root in these cases:
104	* 1. write utmp entries on some systems	537	* 1. write utmp entries on some systems
105	* 2. chown tty on some systems	538	* 2. chown tty on some systems
106	*/	539	*/
107	rxvt_privileges (this, SAVE);	540	rxvt_privileges (SAVE);
108	rxvt_privileges (this, IGNORE);	541	rxvt_privileges (IGNORE);
109		542
110	rxvt_init_secondary (this);	543	signal (SIGHUP, SIG_IGN);
		544	signal (SIGPIPE, SIG_IGN);
111		545
112	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	546	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		547	/* signal (SIGURG, SIG_DFL); */
113		548
114	#if (MENUBAR_MAX)
115	rxvt_menubar_read (this, rs[Rs_menu]);
116	#endif
117	#ifdef HAVE_SCROLLBARS
118	if (Options & Opt_scrollBar)
119	scrollbar_setIdle (); /* set existence for size calculations */
120	#endif
121
122	rxvt_Create_Windows (this, argc, argv);
123
124	rxvt_init_xlocale (this);
125
126	rxvt_scr_reset (this); /* initialize screen */
127	#ifdef RXVT_GRAPHICS
128	rxvt_Gr_reset (this); /* reset graphics */
129	#endif
130
131	#if 0
132	#ifdef DEBUG_X
133	XSynchronize(Xdisplay, True);
134	XSetErrorHandler((XErrorHandler) abort);
135	#else
136	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	549	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
137	#endif	550	// TODO: handle this with exceptions and tolerate the memory loss
138	#endif	551	XSetIOErrorHandler (rxvt_xioerror_handler);
139
140	#ifdef HAVE_SCROLLBARS
141	if (Options & Opt_scrollBar)
142	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
143	#endif
144	#if (MENUBAR_MAX)
145	if (menubar_visible(r))
146	XMapWindow (Xdisplay, menuBar.win);
147	#endif
148	#ifdef TRANSPARENT
149	if (Options & Opt_transparent)
150	{
151	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
152	rxvt_check_our_parents (this);
153	}
154	#endif
155	XMapWindow (Xdisplay, TermWin.vt);
156	XMapWindow (Xdisplay, TermWin.parent[0]);
157
158	rxvt_init_env (this);
159	rxvt_init_command (this, cmd_argv);
160
161	x_ev.start (Xfd, EVENT_READ);
162	pty_ev.start (cmd_fd, EVENT_READ);
163
164	return true;
165	}	552	}
166		553
167	/* ------------------------------------------------------------------------- *	554	/* ------------------------------------------------------------------------- *
168	* SIGNAL HANDLING & EXIT HANDLER *	555	* SIGNAL HANDLING & EXIT HANDLER *
169	* ------------------------------------------------------------------------- */	556	* ------------------------------------------------------------------------- */
170	/*	557	/*
171	* 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
172	*/	559	*/
173	/* ARGSUSED */
174	/* EXTPROTO */
175	RETSIGTYPE
176	rxvt_Child_signal(int sig __attribute__ ((unused)))
177	{
178	dR;
179	int pid, save_errno = errno;
180		560
181	do {	561	void
182	errno = 0;	562	rxvt_term::sig_chld (sig_watcher &w)
183	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);	563	{
		564	// we are being called for every SIGCHLD, not just ours
		565	int pid;
184		566
		567	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		568	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
185	if (pid == R->cmd_pid)	569	if (pid == (*t)->cmd_pid)
186	exit(EXIT_SUCCESS);	570	{
187		571	(*t)->destroy ();
188	errno = save_errno;	572	break;
189	signal(SIGCHLD, rxvt_Child_signal);	573	}
190	}
191
192	/*
193	* Catch a fatal signal and tidy up before quitting
194	*/
195	/* EXTPROTO */
196	RETSIGTYPE
197	rxvt_Exit_signal(int sig)
198	{
199	signal(sig, SIG_DFL);
200	#ifdef DEBUG_CMD
201	rxvt_print_error("signal %d", sig);
202	#endif
203	rxvt_clean_exit();
204	kill(getpid(), sig);
205	}
206
207	/* ARGSUSED */
208	/* INTPROTO */
209	int
210	rxvt_xerror_handler(const Display * display
211	__attribute__ ((unused)), const XErrorEvent * event)
212	{
213	dR;
214
215	if (R->allowedxerror == -1) {
216	R->allowedxerror = event->error_code;
217	return 0; /* ignored anyway */
218	}
219	rxvt_print_error("XError: Request: %d . %d, Error: %d",
220	event->request_code, event->minor_code,
221	event->error_code);
222	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
223	exit(EXIT_FAILURE);
224	/* NOTREACHED */
225	}
226
227	/*----------------------------------------------------------------------*/
228	/*
229	* Exit gracefully, clearing the utmp entry and restoring tty attributes
230	* TODO: if debugging, this should free up any known resources if we can
231	*/
232	/* EXTPROTO */
233	void
234	rxvt_clean_exit(void)
235	{
236	dR;
237
238	#ifdef DEBUG_SCREEN
239	rxvt_scr_release(aR);
240	#endif
241	#ifndef NO_SETOWNER_TTYDEV
242	rxvt_privileged_ttydev(aR_ RESTORE);
243	#endif
244	#ifdef UTMP_SUPPORT
245	rxvt_privileged_utmp(aR_ RESTORE);
246	#endif
247	#ifdef USE_XIM
248	if (R->Input_Context != NULL) {
249	XDestroyIC(R->Input_Context);
250	R->Input_Context = NULL;
251	}
252	#endif
253	}	574	}
254		575
255	/* ------------------------------------------------------------------------- *	576	/* ------------------------------------------------------------------------- *
256	* MEMORY ALLOCATION WRAPPERS *	577	* MEMORY ALLOCATION WRAPPERS *
257	* ------------------------------------------------------------------------- */	578	* ------------------------------------------------------------------------- */
258	/* 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
259	void *	590	void *
260	rxvt_malloc(size_t size)	591	rxvt_calloc (size_t number, size_t size)
261	{	592	{
262	void *p;	593	void *p = calloc (number, size);
263		594
264	p = malloc(size);
265	if (p)	595	if (!p)
		596	rxvt_fatal ("memory allocation failure. aborting.\n");
		597
266	return p;	598	return p;
267
268	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
269	rxvt_clean_exit();
270	exit(EXIT_FAILURE);
271	/* NOTREACHED */
272	}	599	}
273		600
274	/* EXTPROTO */
275	void *	601	void *
276	rxvt_calloc(size_t number, size_t size)
277	{
278	void *p;
279
280	p = calloc(number, size);
281	if (p)
282	return p;
283
284	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
285	rxvt_clean_exit();
286	exit(EXIT_FAILURE);
287	/* NOTREACHED */
288	}
289
290	/* EXTPROTO */
291	void *
292	rxvt_realloc(void *ptr, size_t size)	602	rxvt_realloc (void *ptr, size_t size)
293	{	603	{
294	void *p;
295
296	if (ptr)
297	p = realloc(ptr, size);	604	void *p = realloc (ptr, size);
298	else	605
299	p = malloc(size);
300	if (p)	606	if (!p)
		607	rxvt_fatal ("memory allocation failure. aborting.\n");
		608
301	return p;	609	return p;
302
303	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
304	rxvt_clean_exit();
305	exit(EXIT_FAILURE);
306	/* NOTREACHED */
307	}	610	}
308		611
309	/* ------------------------------------------------------------------------- *	612	/* ------------------------------------------------------------------------- *
310	* PRIVILEGED OPERATIONS *	613	* PRIVILEGED OPERATIONS *
311	* ------------------------------------------------------------------------- */	614	* ------------------------------------------------------------------------- */
312	/* take care of suid/sgid super-user (root) privileges */	615	/* take care of suid/sgid super-user (root) privileges */
313	/* INTPROTO */
314	void	616	void
315	rxvt_privileges(pR_ int mode)	617	rxvt_privileges (rxvt_privaction action)
316	{	618	{
		619	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		620	static uid_t euid;
		621	static gid_t egid;
		622	#endif
		623
317	#if ! defined(__CYGWIN32__)	624	#if ! defined(__CYGWIN32__)
318	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	625	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
319	/* setreuid() is the poor man's setuid(), seteuid() */	626	/* setreuid () is the poor man's setuid (), seteuid () */
320	# define seteuid(a) setreuid(-1, (a))	627	# define seteuid(a) setreuid(-1, (a))
321	# define setegid(a) setregid(-1, (a))	628	# define setegid(a) setregid(-1, (a))
322	# define HAVE_SETEUID	629	# define HAVE_SETEUID
323	# endif	630	# endif
324	# ifdef HAVE_SETEUID	631	# ifdef HAVE_SETEUID
325	switch (mode) {	632	switch (action)
		633	{
326	case IGNORE:	634	case IGNORE:
327	/*	635	/*
328	* 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
329	* back to root later, as required	637	* back to root later, as required
330	*/	638	*/
331	seteuid(getuid());	639	seteuid (getuid ());
332	setegid(getgid());	640	setegid (getgid ());
333	break;	641	break;
334	case SAVE:	642	case SAVE:
335	R->euid = geteuid();	643	euid = geteuid ();
336	R->egid = getegid();	644	egid = getegid ();
337	break;	645	break;
338	case RESTORE:	646	case RESTORE:
339	seteuid(R->euid);	647	seteuid (euid);
340	setegid(R->egid);	648	setegid (egid);
341	break;	649	break;
342	}	650	}
343	# else	651	# else
344	switch (mode) {	652	switch (action)
		653	{
345	case IGNORE:	654	case IGNORE:
346	setuid(getuid());	655	setuid (getuid ());
347	setgid(getgid());	656	setgid (getgid ());
348	/* FALLTHROUGH */	657	/* FALLTHROUGH */
349	case SAVE:	658	case SAVE:
350	/* FALLTHROUGH */	659	/* FALLTHROUGH */
351	case RESTORE:	660	case RESTORE:
352	break;	661	break;
353	}	662	}
354	# endif	663	# endif
355	#endif	664	#endif
356	}	665	}
357		666
358	#ifdef UTMP_SUPPORT	667	#ifdef UTMP_SUPPORT
359	/* EXTPROTO */
360	void	668	void
361	rxvt_privileged_utmp(pR_ char action)	669	rxvt_term::privileged_utmp (rxvt_privaction action)
362	{	670	{
363	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
364	action, R->next_utmp_action, getpid()));
365	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
366	|| (R->Options & Opt_utmpInhibit)	671	if ((options & Opt_utmpInhibit)
367	|| R->ttydev == NULL || *R->ttydev == '\0')	672	|| !pty.name || !*pty.name)
368	return;	673	return;
369		674
370	rxvt_privileges(aR_ RESTORE);	675	rxvt_privileges (RESTORE);
		676
371	if (action == SAVE) {	677	if (action == SAVE)
372	R->next_utmp_action = RESTORE;	678	makeutent (pty.name, rs[Rs_display_name]);
373	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	679	else
374	} else { /* action == RESTORE */	680	cleanutent ();
375	R->next_utmp_action = IGNORE;	681
376	rxvt_cleanutent(aR);
377	}
378	rxvt_privileges(aR_ IGNORE);	682	rxvt_privileges (IGNORE);
379	}
380	#endif
381
382	#ifndef NO_SETOWNER_TTYDEV
383	/* EXTPROTO */
384	void
385	rxvt_privileged_ttydev(pR_ char action)
386	{
387	D_MAIN((stderr,
388	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
389	action, R->next_tty_action, getpid()));
390	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
391	|| R->ttydev == NULL || *R->ttydev == '\0')
392	return;
393
394	rxvt_privileges(aR_ RESTORE);
395
396	if (action == SAVE) {
397	R->next_tty_action = RESTORE;
398	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
399	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
400	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
401	R->next_tty_action = IGNORE;
402	else
403	# endif
404	{
405	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
406	chmod(R->ttydev, R->ttymode);
407	# ifdef HAVE_REVOKE
408	revoke(R->ttydev);
409	# endif
410	}
411	} else { /* action == RESTORE */
412	R->next_tty_action = IGNORE;
413	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
414	chmod(R->ttydev, R->ttyfd_stat.st_mode);
415	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
416	# else
417	chmod(R->ttydev,
418	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
419	chown(R->ttydev, 0, 0);
420	# endif
421	}
422
423	rxvt_privileges(aR_ IGNORE);
424
425	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
426	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
427	action == RESTORE ? "Restoring" : (action ==
428	SAVE ? "Saving" :
429	"UNKNOWN ERROR for"), R->ttydev,
430	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
431	R->ttyfd_stat.st_gid));
432	# endif
433	}	683	}
434	#endif	684	#endif
435		685
436	/*----------------------------------------------------------------------*/	686	/*----------------------------------------------------------------------*/
437	/*	687	/*
438	* window size/position calculcations for XSizeHint and other storage.	688	* window size/position calculcations for XSizeHint and other storage.
439	* if width/height are non-zero then override calculated width/height	689	* if width/height are non-zero then override calculated width/height
440	*/	690	*/
441	/* EXTPROTO */
442	void	691	void
443	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	692	rxvt_term::window_calc (unsigned int width, unsigned int height)
444	{	693	{
445	short recalc_x, recalc_y;	694	short recalc_x, recalc_y;
446	int x, y, sb_w, mb_h, flags;	695	int x, y, sb_w, mb_h, flags;
447	unsigned int w, h;	696	unsigned int w, h;
448	unsigned int max_width, max_height;	697	unsigned int max_width, max_height;
		698	dDisp;
449		699
450	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	700	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
451	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	701	TermWin.ncol, TermWin.nrow, szHint.width,
452	R->szHint.height));	702	szHint.height));
453	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	703	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
454	R->szHint.win_gravity = NorthWestGravity;	704	szHint.win_gravity = NorthWestGravity;
455	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	705	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
456		706
457	recalc_x = recalc_y = 0;	707	recalc_x = recalc_y = 0;
458	flags = 0;	708	flags = 0;
459	if (!R->parsed_geometry) {	709	if (!parsed_geometry)
		710	{
460	R->parsed_geometry = 1;	711	parsed_geometry = 1;
461	if (R->rs[Rs_geometry])	712	if (rs[Rs_geometry])
462	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	713	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		714
463	if (flags & WidthValue) {	715	if (flags & WidthValue)
		716	{
464	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	717	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
465	R->szHint.flags |= USSize;	718	szHint.flags |= USSize;
466	}	719	}
		720
467	if (flags & HeightValue) {	721	if (flags & HeightValue)
		722	{
468	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	723	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
469	R->szHint.flags |= USSize;	724	szHint.flags |= USSize;
470	}	725	}
		726
471	if (flags & XValue) {	727	if (flags & XValue)
		728	{
472	R->szHint.x = x;	729	szHint.x = x;
473	R->szHint.flags |= USPosition;	730	szHint.flags |= USPosition;
474	if (flags & XNegative) {	731	if (flags & XNegative)
		732	{
475	recalc_x = 1;	733	recalc_x = 1;
476	R->szHint.win_gravity = NorthEastGravity;	734	szHint.win_gravity = NorthEastGravity;
477	}	735	}
478	}	736	}
		737
479	if (flags & YValue) {	738	if (flags & YValue)
		739	{
480	R->szHint.y = y;	740	szHint.y = y;
481	R->szHint.flags |= USPosition;	741	szHint.flags |= USPosition;
482	if (flags & YNegative) {	742	if (flags & YNegative)
		743	{
483	recalc_y = 1;	744	recalc_y = 1;
484	if (R->szHint.win_gravity == NorthEastGravity)	745	if (szHint.win_gravity == NorthEastGravity)
485	R->szHint.win_gravity = SouthEastGravity;	746	szHint.win_gravity = SouthEastGravity;
486	else	747	else
487	R->szHint.win_gravity = SouthWestGravity;	748	szHint.win_gravity = SouthWestGravity;
488	}	749	}
489	}	750	}
490	}	751	}
		752
491	/* TODO: BOUNDS */	753	/* TODO: BOUNDS */
492	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	754	TermWin.width = TermWin.ncol * TermWin.fwidth;
493	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	755	TermWin.height = TermWin.nrow * TermWin.fheight;
494	max_width = MAX_COLS * R->TermWin.fwidth;	756	max_width = MAX_COLS * TermWin.fwidth;
495	max_height = MAX_ROWS * R->TermWin.fheight;	757	max_height = MAX_ROWS * TermWin.fheight;
496		758
497	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	759	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
498		760
499	sb_w = mb_h = 0;	761	sb_w = mb_h = 0;
500	R->window_vt_x = R->window_vt_y = 0;	762	window_vt_x = window_vt_y = TermWin.int_bwidth;
		763
501	if (scrollbar_visible(R)) {	764	if (scrollbar_visible ())
		765	{
502	sb_w = scrollbar_TotalWidth();	766	sb_w = scrollbar_TotalWidth ();
503	R->szHint.base_width += sb_w;	767	szHint.base_width += sb_w;
504	if (!(R->Options & Opt_scrollBar_right))	768	if (!(options & Opt_scrollBar_right))
505	R->window_vt_x = sb_w;	769	window_vt_x += sb_w;
506	}	770	}
		771
507	if (menubar_visible(R)) {	772	if (menubar_visible ())
		773	{
508	mb_h = menuBar_TotalHeight();	774	mb_h = menuBar_TotalHeight ();
509	R->szHint.base_height += mb_h;	775	szHint.base_height += mb_h;
510	R->window_vt_y = mb_h;	776	window_vt_y += mb_h;
511	}	777	}
		778
512	R->szHint.width_inc = R->TermWin.fwidth;	779	szHint.width_inc = TermWin.fwidth;
513	R->szHint.height_inc = R->TermWin.fheight;	780	szHint.height_inc = TermWin.fheight;
514	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	781	szHint.min_width = szHint.base_width + szHint.width_inc;
515	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	782	szHint.min_height = szHint.base_height + szHint.height_inc;
516		783
517	if (width && width - R->szHint.base_width < max_width) {	784	if (width && width - szHint.base_width < max_width)
		785	{
518	R->szHint.width = width;	786	szHint.width = width;
519	R->TermWin.width = width - R->szHint.base_width;	787	TermWin.width = width - szHint.base_width;
520	} else {	788	}
		789	else
		790	{
521	MIN_IT(R->TermWin.width, max_width);	791	MIN_IT (TermWin.width, max_width);
522	R->szHint.width = R->szHint.base_width + R->TermWin.width;	792	szHint.width = szHint.base_width + TermWin.width;
523	}	793	}
		794
524	if (height && height - R->szHint.base_height < max_height) {	795	if (height && height - szHint.base_height < max_height)
		796	{
525	R->szHint.height = height;	797	szHint.height = height;
526	R->TermWin.height = height - R->szHint.base_height;	798	TermWin.height = height - szHint.base_height;
527	} else {	799	}
		800	else
		801	{
528	MIN_IT(R->TermWin.height, max_height);	802	MIN_IT (TermWin.height, max_height);
529	R->szHint.height = R->szHint.base_height + R->TermWin.height;	803	szHint.height = szHint.base_height + TermWin.height;
530	}	804	}
		805
531	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	806	if (scrollbar_visible () && (options & Opt_scrollBar_right))
532	R->window_sb_x = R->szHint.width - sb_w;	807	window_sb_x = szHint.width - sb_w;
533		808
534	if (recalc_x)	809	if (recalc_x)
535	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	810	szHint.x += (DisplayWidth (disp, display->screen)
536	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	811	- szHint.width - 2 * TermWin.ext_bwidth);
537	if (recalc_y)	812	if (recalc_y)
538	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	813	szHint.y += (DisplayHeight (disp, display->screen)
539	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	814	- szHint.height - 2 * TermWin.ext_bwidth);
540		815
541	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	816	TermWin.ncol = TermWin.width / TermWin.fwidth;
542	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	817	TermWin.nrow = TermWin.height / TermWin.fheight;
543	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	818	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
544	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	819	TermWin.ncol, TermWin.nrow, szHint.width,
545	R->szHint.height));	820	szHint.height));
546	return;	821	return;
547	}	822	}
548		823
549	/*----------------------------------------------------------------------*/	824	/*----------------------------------------------------------------------*/
550	/*	825	/*
551	* Tell the teletype handler what size the window is.	826	* Tell the teletype handler what size the window is.
552	* Called after a window size change.	827	* Called after a window size change.
553	*/	828	*/
554	/* EXTPROTO */
555	void	829	void
556	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	830	rxvt_term::tt_winch ()
557	{	831	{
		832	if (pty.pty < 0)
		833	return;
		834
558	struct winsize ws;	835	struct winsize ws;
559		836
560	if (fd < 0)
561	return;
562	ws.ws_col = col;	837	ws.ws_col = TermWin.ncol;
563	ws.ws_row = row;	838	ws.ws_row = TermWin.nrow;
564	ws.ws_xpixel = ws.ws_ypixel = 0;	839	ws.ws_xpixel = TermWin.width;
565	#ifndef DEBUG_SIZE	840	ws.ws_ypixel = TermWin.height;
566	(void)ioctl(fd, TIOCSWINSZ, &ws);	841	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
567	#else	842
568	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	843	#if 0
569	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	844	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
570	}
571	# ifdef SIGWINCH
572	else if (pid) /* force through to the command */	845	if (cmd_pid) /* force through to the command */
573	kill(pid, SIGWINCH);	846	kill (-cmd_pid, SIGWINCH);
574	# endif
575	#endif	847	#endif
576	}	848	}
577		849
578	/*----------------------------------------------------------------------*/	850	/*----------------------------------------------------------------------*/
579	/* rxvt_change_font() - Switch to a new font */	851	/* set_fonts () - load and set the various fonts
580	/*	852	/*
581	* init = 1 - initialize	853	* init = 1 - initialize
582	*	854	*
583	* fontname == FONT_UP - switch to bigger font	855	* fontname == FONT_UP - switch to bigger font
584	* fontname == FONT_DN - switch to smaller font	856	* fontname == FONT_DN - switch to smaller font
585	*/	857	*/
586	/* EXTPROTO */	858	bool
587	void	859	rxvt_term::set_fonts ()
588	rxvt_change_font(pR_ int init, const char *fontname)
589	{	860	{
590	}	861	rxvt_fontset *fs = new rxvt_fontset (this);
		862	rxvt_fontprop prop;
591		863
592	/* INTPROTO */	864	if (!fs
593	void	865	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
594	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)
595	{	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);
596	}	951	}
597		952
598	/*----------------------------------------------------------------------*/	953	/*----------------------------------------------------------------------*/
599	/*----------------------------------------------------------------------*/	954	/*----------------------------------------------------------------------*/
600	/* xterm sequences - title, iconName, color (exptl) */	955	/* xterm sequences - title, iconName, color (exptl) */
601	/* EXTPROTO */
602	void	956	void
603	rxvt_set_title(pR_ const char *str)	957	rxvt_term::set_title (const char *str)
604	{	958	{
605	#ifndef SMART_WINDOW_TITLE	959	set_string_property (XA_WM_NAME, str);
606	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	960	#if ENABLE_EWMH
607	#else	961	set_utf8_property (xa[XA_NET_WM_NAME], str);
608	char *name;
609
610	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
611	name = NULL;
612	if (name == NULL || STRCMP(name, str))
613	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
614	if (name)
615	XFree(name);
616	#endif	962	#endif
617	}	963	}
618		964
619	/* EXTPROTO */
620	void	965	void
621	rxvt_set_iconName(pR_ const char *str)	966	rxvt_term::set_icon_name (const char *str)
622	{	967	{
623	#ifndef SMART_WINDOW_TITLE	968	set_string_property (XA_WM_ICON_NAME, str);
624	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	969	#if ENABLE_EWMH
625	#else	970	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
626	char *name;
627
628	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
629	name = NULL;
630	if (name == NULL || STRCMP(name, str))
631	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
632	if (name)
633	XFree(name);
634	#endif	971	#endif
635	}	972	}
636		973
637	#ifdef XTERM_COLOR_CHANGE	974	#ifdef XTERM_COLOR_CHANGE
638	/* EXTPROTO */
639	void	975	void
640	rxvt_set_window_color(pR_ int idx, const char *color)	976	rxvt_term::set_window_color (int idx, const char *color)
641	{	977	{
642	rxvt_color xcol;	978	rxvt_color xcol;
643	int i;	979	int i;
644		980
645	if (color == NULL || *color == '\0')	981	if (color == NULL || *color == '\0')
646	return;	982	return;
647		983
648	/* handle color aliases */	984	/* handle color aliases */
649	if (isdigit(*color)) {	985	if (isdigit (*color))
		986	{
650	i = atoi(color);	987	i = atoi (color);
		988
		989	if (i >= 8 && i <= 15)
651	if (i >= 8 && i <= 15) { /* bright colors */	990	{ /* bright colors */
652	i -= 8;	991	i -= 8;
653	# ifndef NO_BRIGHTCOLOR	992	# ifndef NO_BRIGHTCOLOR
654	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	993	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
655	SET_PIXCOLOR(R, idx);	994	SET_PIXCOLOR (idx);
656	goto Done;	995	goto Done;
657	# endif	996	# endif
658	}	997	}
659	if (i >= 0 && i <= 7) { /* normal colors */	998
660	R->PixColors[idx] = R->PixColors[minCOLOR + i];	999	if (i >= 0 && i <= 7)
		1000	{ /* normal colors */
		1001	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
661	SET_PIXCOLOR(R, idx);	1002	SET_PIXCOLOR (idx);
662	goto Done;	1003	goto Done;
663	}	1004	}
664	}	1005	}
		1006
665	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	1007	if (!rXParseAllocColor (&xcol, color))
666	return;	1008	return;
667	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
668		1009
669	/*	1010	/* XStoreColor (display->display, display->cmap, XColor*); */
		1011
		1012	/*
670	* FIXME: should free colors here, but no idea how to do it so instead,	1013	* FIXME: should free colors here, but no idea how to do it so instead,
671	* so just keep gobbling up the colormap	1014	* so just keep gobbling up the colormap
672	*/	1015	*/
673	# if 0	1016	# if 0
674	for (i = Color_Black; i <= Color_White; i++)	1017	for (i = Color_Black; i <= Color_White; i++)
675	if (R->PixColors[idx] == R->PixColors[i])	1018	if (pix_colors[idx] == pix_colors[i])
676	break;	1019	break;
677	if (i > Color_White) {	1020	if (i > Color_White)
		1021	{
678	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	1022	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
679	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	1023	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
680	DisplayPlanes(R->Xdisplay, Xscreen));	1024	DisplayPlanes (display->display, display->screen));
681	}	1025	}
682	# endif	1026	# endif
683		1027
684	R->PixColors[idx] = xcol;	1028	pix_colors_focused[idx] = xcol;
685	SET_PIXCOLOR(R, idx);	1029	SET_PIXCOLOR (idx);
686		1030
687	/* XSetWindowAttributes attr; */	1031	/* XSetWindowAttributes attr; */
688	/* Cursor cursor; */	1032	/* Cursor cursor; */
689	Done:	1033	Done:
690	if (idx == Color_bg && !(R->Options & Opt_transparent))	1034	#ifdef OFF_FOCUS_FADING
691	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,	1035	if (rs[Rs_fade])
692	R->PixColors[Color_bg]);	1036	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		1037	#endif
693		1038
694	/* handle Color_BD, scrollbar background, etc. */	1039	/*TODO: handle Color_BD, scrollbar background, etc. */
695		1040
696	rxvt_set_colorfgbg(aR);
697	rxvt_recolour_cursor(aR);	1041	recolour_cursor ();
698	/* the only reasonable way to enforce a clean update */	1042	scr_recolour ();
699	rxvt_scr_poweron(aR);
700	}	1043	}
701		1044
702	#else	1045	#else
703	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1046	# define set_window_color (idx,color) ((void)0)
704	#endif /* XTERM_COLOR_CHANGE */	1047	#endif /* XTERM_COLOR_CHANGE */
705		1048
706	/* EXTPROTO */
707	void	1049	void
708	rxvt_recolour_cursor(pR)	1050	rxvt_term::recolour_cursor ()
709	{	1051	{
710	rxvt_color xcol[2];	1052	XColor xcol[2];
711		1053
712	#if TODO	1054	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
713	xcol[0] = R->PixColors[Color_pointer];	1055	? pix_colors_focused[Color_pointer_fg]
714	xcol[1] = R->PixColors[Color_bg];	1056	: pix_colors_focused[Color_fg];
715	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1057	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1058	? pix_colors_focused[Color_pointer_bg]
		1059	: pix_colors_focused[Color_bg];
		1060
		1061	XQueryColors (display->display, display->cmap, xcol, 2);
716	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1062	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
717	#endif
718	}	1063	}
719		1064
720	/*----------------------------------------------------------------------*/	1065	/*----------------------------------------------------------------------*/
721	/*	1066	/*
722	* find if fg/bg matches any of the normal (low-intensity) colors	1067	* find if fg/bg matches any of the normal (low-intensity) colors
723	*/	1068	*/
724	/* INTPROTO */
725	void	1069	void
726	rxvt_set_colorfgbg(pR)	1070	rxvt_term::set_colorfgbg ()
727	{	1071	{
728	unsigned int i;	1072	unsigned int i;
729	const char *xpmb = "\0";	1073	const char *xpmb = "\0";
730	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1074	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
731		1075
732	R->env_colorfgbg =
733	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1076	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
734	STRCPY(fstr, "default");	1077	strcpy (fstr, "default");
735	STRCPY(bstr, "default");	1078	strcpy (bstr, "default");
736	for (i = Color_Black; i <= Color_White; i++)	1079	for (i = Color_Black; i <= Color_White; i++)
737	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1080	if (pix_colors[Color_fg] == pix_colors[i])
		1081	{
738	sprintf(fstr, "%d", (i - Color_Black));	1082	sprintf (fstr, "%d", (i - Color_Black));
739	break;	1083	break;
740	}	1084	}
		1085
741	for (i = Color_Black; i <= Color_White; i++)	1086	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1087	if (pix_colors[Color_bg] == pix_colors[i])
		1088	{
743	sprintf(bstr, "%d", (i - Color_Black));	1089	sprintf (bstr, "%d", (i - Color_Black));
744	#ifdef XPM_BACKGROUND	1090	#ifdef XPM_BACKGROUND
745	xpmb = "default;";	1091	xpmb = "default;";
746	#endif	1092	#endif
747	break;	1093	break;
748	}	1094	}
		1095
749	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1096	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
750	putenv(R->env_colorfgbg);
751
752	#ifndef NO_BRIGHTCOLOR
753	R->colorfgbg = DEFAULT_RSTYLE;
754	for (i = minCOLOR; i <= maxCOLOR; i++) {
755	if (R->PixColors[Color_fg] == R->PixColors[i])
756	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
757	if (R->PixColors[Color_bg] == R->PixColors[i])
758	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
759	}
760	#endif
761	}	1097	}
762		1098
763	/*----------------------------------------------------------------------*/	1099	/*----------------------------------------------------------------------*/
764	/*
765	* Colour determination for low colour displays, routine from
766	* Hans de Goede <hans@highrise.nl>
767	*/
768		1100
769	/* EXTPROTO */
770	int	1101	int
771	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1102	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
772	{	1103	{
773	screen_in_out->set(aR_ colour);
774
775	if (!screen_in_out->set(aR_ colour)) {	1104	if (!screen_in_out->set (display, colour))
776	rxvt_print_error("can't allocate colour: %s", colour);	1105	{
		1106	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
777	return false;	1107	return false;
778	}	1108	}
779		1109
780	return true;	1110	return true;
781	}	1111	}
782		1112
783	/* -------------------------------------------------------------------- *	1113	/* -------------------------------------------------------------------- *
784	* - WINDOW RESIZING - *	1114	* - WINDOW RESIZING - *
785	* -------------------------------------------------------------------- */	1115	* -------------------------------------------------------------------- */
786	/* EXTPROTO */
787	void	1116	void
788	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1117	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
789	int ignoreparent)
790	{	1118	{
791	int fix_screen;	1119	int fix_screen;
792
793	#ifdef SMART_RESIZE	1120	#ifdef SMART_RESIZE
794	int old_width = R->szHint.width, old_height = R->szHint.height;	1121	int old_width = szHint.width, old_height = szHint.height;
795	#endif	1122	#endif
		1123	dDisp;
796		1124
797	rxvt_window_calc(aR_ width, height);	1125	window_calc (width, height);
798	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1126	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1127
799	if (!ignoreparent) {	1128	if (!ignoreparent)
		1129	{
800	#ifdef SMART_RESIZE	1130	#ifdef SMART_RESIZE
801	/*	1131	/*
802	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1132	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
803	* reposition window on resize depending on placement on screen	1133	* reposition window on resize depending on placement on screen
804	*/	1134	*/
805	int x, y, x1, y1;	1135	int x, y, x1, y1;
806	int dx, dy;	1136	int dx, dy;
807	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1137	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
808	Window unused_cr;	1138	Window unused_cr;
809		1139
810	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1140	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
811	0, 0, &x, &y, &unused_cr);	1141	0, 0, &x, &y, &unused_cr);
812	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1142	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
813	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1143	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
814	/*	1144	/*
815	* if Xroot isn't the parent window, a WM will probably have offset	1145	* if display->root isn't the parent window, a WM will probably have offset
816	* our position for handles and decorations. Counter it	1146	* our position for handles and decorations. Counter it
817	*/	1147	*/
818	if (x1 != x || y1 != y) {	1148	if (x1 != x || y1 != y)
		1149	{
819	x -= x1;	1150	x -= x1;
820	y -= y1;	1151	y -= y1;
821	}	1152	}
822		1153
823	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1154	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
824	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1155	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
825	dx = old_width - R->szHint.width;	1156	dx = old_width - szHint.width;
826	dy = old_height - R->szHint.height;	1157	dy = old_height - szHint.height;
827		1158
828	/* Check position of the center of the window */	1159	/* Check position of the center of the window */
829	if (x < x1) /* left half */	1160	if (x < x1) /* left half */
830	dx = 0;	1161	dx = 0;
831	else if (x == x1) /* exact center */	1162	else if (x == x1) /* exact center */
832	dx /= 2;	1163	dx /= 2;
833	if (y < y1) /* top half */	1164	if (y < y1) /* top half */
834	dy = 0;	1165	dy = 0;
835	else if (y == y1) /* exact center */	1166	else if (y == y1) /* exact center */
836	dy /= 2;	1167	dy /= 2;
837		1168
838	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1169	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
839	R->szHint.width, R->szHint.height);	1170	szHint.width, szHint.height);
840	#else	1171	#else
841	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1172	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
842	R->szHint.height);
843	#endif	1173	#endif
844	}	1174	}
845		1175
846	fix_screen = (R->TermWin.ncol != R->prev_ncol	1176	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
847	|| R->TermWin.nrow != R->prev_nrow);	1177
848	if (fix_screen || width != R->old_width || height != R->old_height) {	1178	if (fix_screen || width != old_width || height != old_height)
		1179	{
849	if (scrollbar_visible(R)) {	1180	if (scrollbar_visible ())
		1181	{
850	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1182	XMoveResizeWindow (disp, scrollBar.win,
		1183	window_sb_x, 0,
851	0, scrollbar_TotalWidth(), R->szHint.height);	1184	scrollbar_TotalWidth (), szHint.height);
852	rxvt_Resize_scrollBar(aR);	1185	resize_scrollbar ();
853	}	1186	}
		1187
854	if (menubar_visible(R))	1188	if (menubar_visible ())
855	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1189	XMoveResizeWindow (disp, menuBar.win,
		1190	window_vt_x, 0,
856	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1191	TermWin_TotalWidth (), menuBar_TotalHeight ());
857	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1192
858	R->window_vt_y, TermWin_TotalWidth(),	1193	XMoveResizeWindow (disp, TermWin.vt,
		1194	window_vt_x, window_vt_y,
859	TermWin_TotalHeight());	1195	TermWin_TotalWidth (), TermWin_TotalHeight ());
860	#ifdef RXVT_GRAPHICS	1196
861	if (R->old_height)
862	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
863	R->old_height - R->szHint.base_height);
864	#endif
865	rxvt_scr_clear(aR);	1197	scr_clear ();
866	#ifdef XPM_BACKGROUND	1198	#ifdef XPM_BACKGROUND
867	rxvt_resize_pixmap(aR);	1199	resize_pixmap ();
868	#endif	1200	#endif
869	}	1201	}
870		1202
871	if (fix_screen || R->old_height == 0) {	1203	if (fix_screen || old_height == 0)
		1204	{
872	int curr_screen = -1;	1205	int curr_screen = -1;
873	uint16_t old_ncol = R->prev_ncol;	1206	int old_ncol = prev_ncol;
874		1207
875	/* scr_reset only works on the primary screen */	1208	/* scr_reset only works on the primary screen */
876	if (R->old_height) /* this is not the first time through */	1209	if (old_height) /* this is not the first time through */
		1210	{
		1211	unsigned int ncol = TermWin.ncol;
		1212	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
877	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1213	curr_screen = scr_change_screen (PRIMARY);
878	rxvt_scr_reset(aR);	1214	TermWin.ncol = ncol;
879	if (curr_screen >= 0) { /* this is not the first time through */
880	rxvt_scr_change_screen(aR_ curr_screen);
881	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
882	}	1215	}
883	}
884		1216
		1217	scr_reset ();
		1218
		1219	if (curr_screen >= 0) /* this is not the first time through */
		1220	{
		1221	scr_change_screen (curr_screen);
		1222	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1223	}
		1224	}
		1225
885	R->old_width = R->szHint.width;	1226	old_width = szHint.width;
886	R->old_height = R->szHint.height;	1227	old_height = szHint.height;
		1228
		1229	#ifdef XPM_BACKGROUND
		1230	if (TermWin.pixmap)
		1231	scr_touch (false);
		1232	#endif
887		1233
888	#ifdef USE_XIM	1234	#ifdef USE_XIM
889	rxvt_IMSetStatusPosition(aR);	1235	IMSetStatusPosition ();
890	#endif	1236	#endif
891	}	1237	}
892		1238
893	/*	1239	/*
894	* Set the width/height of the vt window in characters. Units are pixels.	1240	* Set the width/height of the vt window in characters. Units are pixels.
895	* good for toggling 80/132 columns	1241	* good for toggling 80/132 columns
896	*/	1242	*/
897	/* EXTPROTO */
898	void	1243	void
899	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1244	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
900	{	1245	{
901	XWindowAttributes wattr;	1246	XWindowAttributes wattr;
902		1247
903	if (width == 0 || height == 0) {	1248	if (width == 0 || height == 0)
		1249	{
904	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1250	XGetWindowAttributes (display->display, display->root, &wattr);
		1251
905	if (width == 0)	1252	if (width == 0)
906	width = wattr.width - R->szHint.base_width;	1253	width = wattr.width - szHint.base_width;
907	if (height == 0)	1254	if (height == 0)
908	height = wattr.height - R->szHint.base_height;	1255	height = wattr.height - szHint.base_height;
909	}	1256	}
		1257
910	if (width != R->TermWin.width || height != R->TermWin.height) {	1258	if (width != TermWin.width || height != TermWin.height)
		1259	{
911	width += R->szHint.base_width;	1260	width += szHint.base_width;
912	height += R->szHint.base_height;	1261	height += szHint.base_height;
913	rxvt_resize_all_windows(aR_ width, height, 0);	1262	resize_all_windows (width, height, 0);
914	}	1263	}
915	}	1264	}
916		1265
917	/* -------------------------------------------------------------------- *	1266	/* -------------------------------------------------------------------- *
918	* - X INPUT METHOD ROUTINES - *	1267	* - X INPUT METHOD ROUTINES - *
919	* -------------------------------------------------------------------- */	1268	* -------------------------------------------------------------------- */
920	#ifdef USE_XIM	1269	#ifdef USE_XIM
921	/* INTPROTO */
922	void
923	rxvt_setSize(pR_ XRectangle * size)
924	{
925	size->x = R->TermWin.int_bwidth;
926	size->y = R->TermWin.int_bwidth;
927	size->width = Width2Pixel(R->TermWin.ncol);
928	size->height = Height2Pixel(R->TermWin.nrow);
929	}
930		1270
931	/* INTPROTO */
932	void	1271	void
933	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1272	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
934	{	1273	{
935	*fg = R->PixColors[Color_fg];	1274	fg = pix_colors[Color_fg];
936	*bg = R->PixColors[Color_bg];	1275	bg = pix_colors[Color_bg];
		1276	}
		1277
		1278	void
		1279	rxvt_term::im_set_size (XRectangle &size)
		1280	{
		1281	// the int_bwidth terms make no sense to me
		1282	size.x = TermWin.int_bwidth;
		1283	size.y = TermWin.int_bwidth;
		1284	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1285	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1286	}
		1287
		1288	void
		1289	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1290	XRectangle &status_rect,
		1291	const XRectangle &needed_rect)
		1292	{
		1293	preedit_rect.x = needed_rect.width;
		1294	preedit_rect.y = 0;
		1295	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1296	preedit_rect.height = TermWin.fheight;
		1297
		1298	status_rect.x = 0;
		1299	status_rect.y = 0;
		1300	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1301	status_rect.height = TermWin.fheight;
937	}	1302	}
938		1303
939	/* Checking whether input method is running. */	1304	/* Checking whether input method is running. */
940	/* INTPROTO */
941	Bool	1305	bool
942	rxvt_IMisRunning(pR)	1306	rxvt_term::IMisRunning ()
943	{	1307	{
944	char *p;	1308	char *p;
945	Atom atom;	1309	Atom atom;
946	Window win;	1310	Window win;
947	char server[IMBUFSIZ];	1311	char server[IMBUFSIZ];
948		1312
949	/* get current locale modifier */	1313	/* get current locale modifier */
950	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1314	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1315	{
951	STRCPY(server, "@server=");	1316	strcpy (server, "@server=");
952	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1317	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1318
953	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1319	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
954	*p = '\0';	1320	*p = '\0';
955		1321
956	atom = XInternAtom(R->Xdisplay, server, False);	1322	atom = XInternAtom (display->display, server, False);
957	win = XGetSelectionOwner(R->Xdisplay, atom);	1323	win = XGetSelectionOwner (display->display, atom);
		1324
958	if (win != None)	1325	if (win != None)
959	return True;	1326	return True;
960	}	1327	}
		1328
961	return False;	1329	return False;
962	}	1330	}
963		1331
964	/* EXTPROTO */
965	void	1332	void
966	rxvt_IMSendSpot(pR)	1333	rxvt_term::IMSendSpot ()
967	{	1334	{
968	XPoint spot;	1335	XPoint nspot;
969	XVaNestedList preedit_attr;	1336	XVaNestedList preedit_attr;
970		1337
971	if (R->Input_Context == NULL	1338	if (!Input_Context
		1339	|| !TermWin.focus
972	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1340	|| !(input_style & XIMPreeditPosition))
973	|| !(R->event_type == KeyPress
974	|| R->event_type == Expose
975	|| R->event_type == NoExpose
976	|| R->event_type == SelectionNotify
977	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
978	|| !rxvt_IMisRunning(aR))
979	return;	1341	return;
980		1342
981	rxvt_setPosition(aR_ & spot);	1343	im_set_position (nspot);
982		1344
		1345	if (nspot.x == spot.x && nspot.y == spot.y)
		1346	return;
		1347
		1348	spot = nspot;
		1349
983	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1350	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
984	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1351	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
985	XFree(preedit_attr);	1352	XFree (preedit_attr);
986	}	1353	}
987		1354
988	/* EXTPROTO */
989	void	1355	void
990	rxvt_setTermFontSet(pR_ int idx)	1356	rxvt_term::im_destroy ()
991	{	1357	{
992	char *string;	1358	if (input_method)
993	long length;
994	int success = 0;
995
996	if (idx < 0 || idx >= MAX_NFONTS)
997	return;
998	}
999
1000	/* INTPROTO */
1001	void
1002	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1003	XRectangle * needed_rect)
1004	{
1005	int mbh, vtx = 0;
1006
1007	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1008	vtx = scrollbar_TotalWidth();
1009	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1010	mbh -= R->TermWin.lineSpace;
1011
1012	preedit_rect->x = needed_rect->width + vtx;
1013	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1014
1015	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1016	+ vtx;
1017	preedit_rect->height = Height2Pixel(1);
1018
1019	status_rect->x = vtx;
1020	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1021
1022	status_rect->width = needed_rect->width ? needed_rect->width
1023	: Width2Pixel(R->TermWin.ncol + 1);
1024	status_rect->height = Height2Pixel(1);
1025	}
1026
1027	/* ARGSUSED */
1028	/* INTPROTO */
1029	void
1030	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1031	__attribute__ ((unused)), XPointer call_data
1032	__attribute__ ((unused)))
1033	{
1034	dR;
1035
1036	R->Input_Context = NULL;
1037	/* To avoid Segmentation Fault in C locale: Solaris only? */
1038	if (STRCMP(R->locale, "C"))
1039	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1040	rxvt_IMInstantiateCallback, NULL);
1041	}
1042
1043	/*
1044	* X manual pages and include files don't match on some systems:
1045	* some think this is an XIDProc and others an XIMProc so we can't
1046	* use the first argument - need to update this to be nice for
1047	* both types via some sort of configure detection
1048	*/
1049	/* ARGSUSED */
1050	/* EXTPROTO */
1051	void
1052	rxvt_IMInstantiateCallback(Display * unused
1053	__attribute__ ((unused)), XPointer client_data
1054	__attribute__ ((unused)), XPointer call_data
1055	__attribute__ ((unused)))
1056	{
1057	dR;
1058	int i, found, had_im;
1059	const char *p;
1060	char **s;
1061	char buf[IMBUFSIZ];
1062
1063	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1064	if (R->Input_Context)
1065	return;
1066
1067	found = had_im = 0;
1068	p = R->rs[Rs_inputMethod];
1069	if (p && *p) {
1070	had_im = 1;
1071	s = rxvt_splitcommastring(p);
1072	for (i = 0; s[i]; i++) {
1073	if (*s[i]) {
1074	STRCPY(buf, "@im=");
1075	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1076	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1077	&& (rxvt_IM_get_IC(aR) == True)) {
1078	found = 1;
1079	break;
1080	}
1081	}
1082	}
1083	for (i = 0; s[i]; i++)
1084	free(s[i]);
1085	free(s);
1086	}	1359	{
1087	if (found)	1360	if (Input_Context && input_method->xim)
1088	return;	1361	XDestroyIC (Input_Context);
1089		1362
1090	/* try with XMODIFIERS env. var. */	1363	display->put_xim (input_method);
1091	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1364	input_method = 0;
1092	rxvt_IM_get_IC(aR);
1093	return;
1094	}	1365	}
1095		1366
1096	/* try with no modifiers base IF the user didn't specify an IM */	1367	Input_Context = 0;
1097	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1098	&& rxvt_IM_get_IC(aR) == True)
1099	return;
1100	}	1368	}
1101		1369
1102	/*	1370	/*
1103	* Try to open a XIM with the current modifiers, then see if we can	1371	* Try to open a XIM with the current modifiers, then see if we can
1104	* open a suitable preedit type	1372	* open a suitable preedit type
1105	*/	1373	*/
1106	/* INTPROTO */
1107	Bool	1374	bool
1108	rxvt_IM_get_IC(pR)	1375	rxvt_term::IM_get_IC (const char *modifiers)
1109	{	1376	{
1110	int i, j, found;	1377	int i, j, found;
1111	XIM xim;	1378	XIM xim;
1112	XPoint spot;	1379	XPoint spot;
1113	XRectangle rect, status_rect, needed_rect;	1380	XRectangle rect, status_rect, needed_rect;
1114	unsigned long fg, bg;	1381	unsigned long fg, bg;
1115	const char *p;	1382	const char *p;
1116	char **s;	1383	char **s;
1117	XIMStyles *xim_styles;	1384	XIMStyles *xim_styles;
1118	XVaNestedList preedit_attr, status_attr;
1119	XIMCallback ximcallback;
1120		1385
		1386	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1387	return false;
		1388
1121	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1389	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1122	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1390	input_method = display->get_xim (locale, modifiers);
1123	if (xim == NULL)	1391	if (input_method == NULL)
1124	return False;	1392	return false;
1125		1393
		1394	xim = input_method->xim;
		1395	spot.x = spot.y = -1;
		1396
1126	xim_styles = NULL;	1397	xim_styles = NULL;
1127	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1398	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1128	|| !xim_styles || !xim_styles->count_styles) {	1399	|| !xim_styles || !xim_styles->count_styles)
1129	XCloseIM(xim);	1400	{
		1401	im_destroy ();
1130	return False;	1402	return false;
		1403	}
		1404
		1405	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1406
		1407	for (int pi = 0; pi < 2; pi++)
1131	}	1408	{
		1409	p = pet[pi];
1132		1410
1133	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1411	if (!p)
1134	: "OverTheSpot,OffTheSpot,Root";	1412	continue;
		1413
1135	s = rxvt_splitcommastring(p);	1414	s = rxvt_splitcommastring (p);
		1415
1136	for (i = found = 0; !found && s[i]; i++) {	1416	for (i = found = 0; !found && s[i]; i++)
		1417	{
1137	if (!STRCMP(s[i], "OverTheSpot"))	1418	if (!strcmp (s[i], "OverTheSpot"))
1138	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1419	input_style = (XIMPreeditPosition | XIMStatusNothing);
1139	else if (!STRCMP(s[i], "OffTheSpot"))	1420	else if (!strcmp (s[i], "OffTheSpot"))
1140	R->input_style = (XIMPreeditArea | XIMStatusArea);	1421	input_style = (XIMPreeditArea | XIMStatusArea);
1141	else if (!STRCMP(s[i], "Root"))	1422	else if (!strcmp (s[i], "Root"))
1142	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1423	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1424	else if (!strcmp (s[i], "None"))
		1425	input_style = (XIMPreeditNone | XIMStatusNone);
1143		1426
1144	for (j = 0; j < xim_styles->count_styles; j++)	1427	for (j = 0; j < xim_styles->count_styles; j++)
1145	if (R->input_style == xim_styles->supported_styles[j]) {	1428	if (input_style == xim_styles->supported_styles[j])
		1429	{
		1430	rxvt_freecommastring (s);
		1431
1146	found = 1;	1432	found = 1;
		1433	goto foundpet;
		1434	}
		1435
		1436	}
		1437
		1438	rxvt_freecommastring (s);
		1439	}
		1440
		1441	foundpet:
		1442
		1443	XFree (xim_styles);
		1444
		1445	if (!found)
		1446	{
		1447	im_destroy ();
		1448	return false;
		1449	}
		1450
		1451	XFontSet fs = 0;
		1452	XVaNestedList preedit_attr = 0, status_attr = 0;
		1453
		1454	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1455	{
		1456	// fake us a font-set, please
		1457	char **missing_charset_list;
		1458	int missing_charset_count;
		1459	char *def_string;
		1460	char pat[512];
		1461
		1462	sprintf (pat,
		1463	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1464	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1465	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1466	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"*",
		1469	TermWin.fheight,
		1470	TermWin.fheight + 1, TermWin.fheight - 1,
		1471	TermWin.fheight - 2, TermWin.fheight + 2);
		1472
		1473	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1474	&missing_charset_list, &missing_charset_count, &def_string);
		1475
		1476	if (missing_charset_list)
		1477	XFreeStringList (missing_charset_list);
		1478
		1479	if (!fs)
		1480	{
		1481	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1482	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1483	}
		1484	}
		1485
		1486	if (input_style & XIMPreeditPosition)
		1487	{
		1488	im_set_size (rect);
		1489	im_set_position (spot);
		1490	im_set_color (fg, bg);
		1491
		1492	preedit_attr = XVaCreateNestedList (0,
		1493	XNForeground, fg,
		1494	XNBackground, bg,
		1495	XNArea, &rect,
		1496	XNSpotLocation, &spot,
		1497	XNFontSet, fs,
		1498	NULL);
		1499	}
		1500	else if (input_style & XIMPreeditArea)
		1501	{
		1502	im_set_color (fg, bg);
		1503
		1504	/*
		1505	* The necessary width of preedit area is unknown
		1506	* until create input context.
		1507	*/
		1508	needed_rect.width = 0;
		1509	im_set_preedit_area (rect, status_rect, needed_rect);
		1510
		1511	preedit_attr = XVaCreateNestedList (0,
		1512	XNForeground, fg,
		1513	XNBackground, bg,
		1514	XNArea, &rect,
		1515	XNFontSet, fs,
		1516	NULL);
		1517	status_attr = XVaCreateNestedList (0,
		1518	XNForeground, fg,
		1519	XNBackground, bg,
		1520	XNArea, &status_rect,
		1521	XNFontSet, fs,
		1522	NULL);
		1523	}
		1524
		1525	Input_Context = XCreateIC (xim,
		1526	XNInputStyle, input_style,
		1527	XNClientWindow, TermWin.vt,
		1528	XNFocusWindow, TermWin.parent[0],
		1529	preedit_attr ? XNPreeditAttributes : NULL,
		1530	preedit_attr,
		1531	status_attr ? XNStatusAttributes : NULL,
		1532	status_attr, NULL);
		1533
		1534	if (preedit_attr) XFree (preedit_attr);
		1535	if (status_attr) XFree (status_attr);
		1536	if (fs) XFreeFontSet (display->display, fs);
		1537
		1538	if (Input_Context == NULL)
		1539	{
		1540	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1541	im_destroy ();
		1542	return false;
		1543	}
		1544
		1545	if (input_style & XIMPreeditArea)
		1546	IMSetStatusPosition ();
		1547
		1548	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1549	return true;
		1550	}
		1551
		1552	void
		1553	rxvt_term::im_cb ()
		1554	{
		1555	int i, found, had_im;
		1556	const char *p;
		1557	char **s;
		1558	char buf[IMBUFSIZ];
		1559
		1560	SET_R (this);
		1561
		1562	im_destroy ();
		1563
		1564	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1565	if (Input_Context)
		1566	return;
		1567
		1568	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1569	if (rs[Rs_imLocale])
		1570	SET_LOCALE (rs[Rs_imLocale]);
		1571	#endif
		1572
		1573	p = rs[Rs_inputMethod];
		1574	if (p && *p)
		1575	{
		1576	bool found = false;
		1577
		1578	s = rxvt_splitcommastring (p);
		1579
		1580	for (i = 0; s[i]; i++)
		1581	{
		1582	if (*s[i])
		1583	{
		1584	strcpy (buf, "@im=");
		1585	strncat (buf, s[i], IMBUFSIZ - 5);
		1586	if (IM_get_IC (buf))
		1587	{
		1588	found = true;
1147	break;	1589	break;
		1590	}
1148	}	1591	}
1149	}	1592	}
1150	for (i = 0; s[i]; i++)
1151	free(s[i]);
1152	free(s);
1153	XFree(xim_styles);
1154		1593
		1594	rxvt_freecommastring (s);
		1595
1155	if (!found) {	1596	if (found)
1156	XCloseIM(xim);	1597	goto done;
1157	return False;
1158	}	1598	}
1159		1599
1160	ximcallback.callback = rxvt_IMDestroyCallback;	1600	/* try with XMODIFIERS env. var. */
		1601	if (IM_get_IC (""))
		1602	goto done;
1161		1603
1162	/* XXX: not sure why we need this (as well as IC one below) */	1604	/* try with no modifiers base IF the user didn't specify an IM */
1163	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1605	if (IM_get_IC ("@im=none"))
		1606	goto done;
1164		1607
1165	preedit_attr = status_attr = NULL;	1608	done:
1166		1609	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1167	if (R->input_style & XIMPreeditPosition) {	1610	if (rs[Rs_imLocale])
1168	rxvt_setSize(aR_ & rect);	1611	SET_LOCALE (locale);
1169	rxvt_setPosition(aR_ & spot);	1612	#endif
1170	rxvt_setColor(aR_ & fg, &bg);
1171
1172	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1173	XNSpotLocation, &spot,
1174	XNForeground, fg, XNBackground, bg,
1175	//XNFontSet, R->TermWin.fontset,
1176	NULL);
1177	} else if (R->input_style & XIMPreeditArea) {
1178	rxvt_setColor(aR_ & fg, &bg);
1179
1180	/*
1181	* The necessary width of preedit area is unknown
1182	* until create input context.
1183	*/
1184	needed_rect.width = 0;
1185
1186	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1187
1188	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1189	XNForeground, fg, XNBackground, bg,
1190	//XNFontSet, R->TermWin.fontset,
1191	NULL);
1192	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1193	XNForeground, fg, XNBackground, bg,
1194	//XNFontSet, R->TermWin.fontset,
1195	NULL);
1196	}
1197	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1198	XNClientWindow, R->TermWin.parent[0],
1199	XNFocusWindow, R->TermWin.parent[0],
1200	XNDestroyCallback, &ximcallback,
1201	preedit_attr ? XNPreeditAttributes : NULL,
1202	preedit_attr,
1203	status_attr ? XNStatusAttributes : NULL,
1204	status_attr, NULL);
1205	if (preedit_attr)
1206	XFree(preedit_attr);
1207	if (status_attr)
1208	XFree(status_attr);
1209	if (R->Input_Context == NULL) {
1210	rxvt_print_error("failed to create input context");
1211	XCloseIM(xim);
1212	return False;
1213	}
1214	if (R->input_style & XIMPreeditArea)
1215	rxvt_IMSetStatusPosition(aR);
1216	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1217	return True;
1218	}	1613	}
1219		1614
1220	/* EXTPROTO */
1221	void	1615	void
1222	rxvt_IMSetStatusPosition(pR)	1616	rxvt_term::IMSetStatusPosition ()
1223	{	1617	{
1224	XRectangle preedit_rect, status_rect, *needed_rect;	1618	XRectangle preedit_rect, status_rect, *needed_rect;
1225	XVaNestedList preedit_attr, status_attr;	1619	XVaNestedList preedit_attr, status_attr;
1226		1620
1227	if (R->Input_Context == NULL	1621	if (!Input_Context
		1622	|| !TermWin.focus
1228	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1623	|| !(input_style & XIMPreeditArea)
1229	|| !rxvt_IMisRunning(aR))	1624	|| !IMisRunning ())
1230	return;	1625	return;
1231		1626
1232	/* Getting the necessary width of preedit area */	1627	/* Getting the necessary width of preedit area */
1233	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1628	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1234	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1629	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1235	XFree(status_attr);	1630	XFree (status_attr);
1236		1631
1237	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1632	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1633	XFree (needed_rect);
1238		1634
1239	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1635	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1636	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1241		1637
1242	XSetICValues(R->Input_Context,	1638	XSetICValues (Input_Context,
1243	XNPreeditAttributes, preedit_attr,	1639	XNPreeditAttributes, preedit_attr,
1244	XNStatusAttributes, status_attr, NULL);	1640	XNStatusAttributes, status_attr, NULL);
1245		1641
1246	XFree(preedit_attr);	1642	XFree (preedit_attr);
1247	XFree(status_attr);	1643	XFree (status_attr);
1248	}	1644	}
1249	#endif /* USE_XIM */	1645	#endif /* USE_XIM */
1250		1646
1251	/*----------------------------------------------------------------------*/	1647	/*----------------------------------------------------------------------*/
1252	rxvt_t rxvt_current_term;	1648	rxvt_t rxvt_current_term;

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