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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.159 by root, Wed Jan 4 04:42:45 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.1 2003/11/24 17:28:08 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
28	* You should have received a copy of the GNU General Public License	28	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	29	* along with this program; if not, write to the Free Software
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	/*----------------------------------------------------------------------*/	51	vector<rxvt_term *> rxvt_term::termlist;
48	/* rxvt_init() */
49	/* LIBPROTO */
50	rxvt_t *
51	rxvt_init(int argc, const char *const *argv)
52	{
53	const char **cmd_argv;
54		52
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));	53	static char curlocale[128], savelocale[128];
56		54
57	dR;	55	bool
58	if (rxvt_init_vars(aR) < 0) {	56	rxvt_set_locale (const char *locale)
59	free(R);	57	{
60	return NULL;	58	if (!locale || !strncmp (locale, curlocale, 128))
		59	return false;
		60
		61	strncpy (curlocale, locale, 128);
		62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
		73	void
		74	rxvt_pop_locale ()
		75	{
		76	rxvt_set_locale (savelocale);
		77	}
		78
		79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
61	}	90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
62		94
63	/*	95	// check to see wether this combination already exists otherwise
64	* Save and then give up any super-user privileges	96	for (cc = v.end (); cc-- > v.begin (); )
65	* If we need privileges in any area then we must specifically request it.	97	{
66	* We should only need to be root in these cases:	98	if (cc->c1 == c1 && cc->c2 == c2)
67	* 1. write utmp entries on some systems	99	return COMPOSE_LO + (cc - v.begin ());
68	* 2. chown tty on some systems	100	}
69	*/
70	rxvt_privileges(aR_ SAVE);
71	rxvt_privileges(aR_ IGNORE);
72		101
73	rxvt_init_secondary(aR);	102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
74		106
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);	107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
76		109
77	#if (MENUBAR_MAX)	110	return REPLACEMENT_CHAR;
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);	111	}
		112
		113	v.push_back (compose_char (c1, c2));
		114
		115	return v.size () - 1 + COMPOSE_LO;
		116	}
		117
		118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		119	{
		120	compose_char *cc = (*this)[c];
		121
		122	if (!cc)
		123	{
		124	if (r) *r = c;
		125	return 1;
		126	}
		127
		128	int len = expand (cc->c1, r);
		129
		130	if (r) r += len;
		131
		132	if (cc->c2 != NOCHAR)
		133	{
		134	len++;
		135	if (r) *r++ = cc->c2;
		136	}
		137
		138	return len;
		139
		140	}
		141	#endif
		142
		143	rxvt_term::rxvt_term ()
		144	:
		145	#if TRANSPARENT
		146	rootwin_ev (this, &rxvt_term::rootwin_cb),
79	#endif	147	#endif
80	#ifdef HAVE_SCROLLBARS	148	#ifdef HAVE_SCROLLBARS
81	if (R->Options & Opt_scrollBar)	149	scrollbar_ev (this, &rxvt_term::x_cb),
82	scrollbar_setIdle(); /* set existence for size calculations */
83	#endif	150	#endif
84		151	#ifdef MENUBAR
85	rxvt_Create_Windows(aR_ argc, argv);	152	menubar_ev (this, &rxvt_term::x_cb),
86
87	rxvt_init_xlocale(aR);
88
89	rxvt_scr_reset(aR); /* initialize screen */
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif	153	#endif
93		154	#ifdef CURSOR_BLINK
94	#if 0	155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
95	#ifdef DEBUG_X
96	XSynchronize(R->Xdisplay, True);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100	#endif	156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
101	#endif	159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	termwin_ev (this, &rxvt_term::x_cb),
		176	vt_ev (this, &rxvt_term::x_cb),
		177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
		179	destroy_ev (this, &rxvt_term::destroy_cb),
		180	pty_ev (this, &rxvt_term::pty_cb),
		181	incr_ev (this, &rxvt_term::incr_cb)
		182	{
		183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
102		184
		185	termlist.push_back (this);
		186
		187	#ifdef KEYSYM_RESOURCE
		188	keyboard = new keyboard_manager;
		189
		190	if (!keyboard)
		191	rxvt_fatal ("out of memory, aborting.\n");
		192	#endif
		193	}
		194
		195	// clean up the most important stuff, do *not* call x or free mem etc.
		196	// for use before an emergency exit
		197	void rxvt_term::emergency_cleanup ()
		198	{
		199	if (cmd_pid)
		200	kill (-cmd_pid, SIGHUP);
		201
		202	#ifdef UTMP_SUPPORT
		203	privileged_utmp (RESTORE);
		204	#endif
		205
		206	pty.put ();
		207	}
		208
		209	rxvt_term::~rxvt_term ()
		210	{
		211	PERL_INVOKE ((this, HOOK_DESTROY, DT_END));
		212
		213	termlist.erase (find (termlist.begin (), termlist.end(), this));
		214
		215	emergency_cleanup ();
		216
		217	#if ENABLE_STYLES
		218	for (int i = RS_styleCount; --i; )
		219	if (fontset[i] != fontset[0])
		220	delete fontset[i];
		221	#endif
		222	delete fontset[0];
		223
		224	if (display)
		225	{
		226	dDisp;
		227
		228	selection_clear ();
		229
		230	#ifdef USE_XIM
		231	im_destroy ();
		232	#endif
		233	#ifdef MENUBAR
		234	if (menubarGC) XFreeGC (disp, menubarGC);
		235	#endif
		236	#ifdef XTERM_SCROLLBAR
		237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		238	if (ShadowGC) XFreeGC (disp, ShadowGC);
		239	#endif
		240	#ifdef PLAIN_SCROLLBAR
		241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		242	#endif
		243	#ifdef NEXT_SCROLLBAR
		244	if (blackGC) XFreeGC (disp, blackGC);
		245	if (whiteGC) XFreeGC (disp, whiteGC);
		246	if (grayGC) XFreeGC (disp, grayGC);
		247	if (darkGC) XFreeGC (disp, darkGC);
		248	if (stippleGC) XFreeGC (disp, stippleGC);
		249	if (dimple) XFreePixmap (disp, dimple);
		250	if (upArrow) XFreePixmap (disp, upArrow);
		251	if (downArrow) XFreePixmap (disp, downArrow);
		252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		254	#endif
		255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		256	if (topShadowGC) XFreeGC (disp, topShadowGC);
		257	if (botShadowGC) XFreeGC (disp, botShadowGC);
		258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		259	#endif
		260	if (gc) XFreeGC (disp, gc);
		261
		262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		263	delete menuBar.drawable;
		264	//if (menuBar.win)
		265	// XDestroyWindow (disp, menuBar.win);
		266	#endif
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (disp, parent[0]);
		271	}
		272
		273	// TODO: free pixcolours, colours should become part of rxvt_display
		274
		275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
		279
		280	displays.put (display);
		281
		282	scr_release ();
		283
		284	/* clear all resources */
		285	for (int i = 0; i < allocated.size (); i++)
		286	free (allocated [i]);
		287
		288	free (selection.text);
		289	// TODO: manage env vars in child only(!)
		290	free (env_windowid);
		291	free (env_display);
		292	free (env_term);
		293	free (env_colorfgbg);
		294	free (locale);
		295	free (v_buffer);
		296	free (incr_buf);
		297
		298	delete envv;
		299	delete argv;
		300
		301	#ifdef KEYSYM_RESOURCE
		302	delete keyboard;
		303	#endif
		304	}
		305
		306	void
		307	rxvt_term::child_exit ()
		308	{
		309	cmd_pid = 0;
		310
		311	if (!OPTION (Opt_hold))
		312	destroy ();
		313	}
		314
		315	void
		316	rxvt_term::destroy ()
		317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
		325	if (display)
		326	{
		327	#if USE_XIM
		328	im_ev.stop (display);
		329	#endif
103	#ifdef HAVE_SCROLLBARS	330	#if HAVE_SCROLLBARS
104	if (R->Options & Opt_scrollBar)	331	scrollbar_ev.stop (display);
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106	#endif	332	#endif
107	#if (MENUBAR_MAX)	333	#if MENUBAR
108	if (menubar_visible(r))	334	menubar_ev.stop (display);
109	XMapWindow(R->Xdisplay, R->menuBar.win);
110	#endif	335	#endif
111	#ifdef TRANSPARENT	336	#if TRANSPARENT
112	if (R->Options & Opt_transparent) {	337	rootwin_ev.stop (display);
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114	rxvt_check_our_parents(aR);
115	}
116	#endif	338	#endif
117	XMapWindow(R->Xdisplay, R->TermWin.vt);	339	incr_ev.stop ();
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	340	termwin_ev.stop (display);
119		341	vt_ev.stop (display);
120	rxvt_init_env(aR);
121	rxvt_init_command(aR_ cmd_argv);
122
123	return R;
124	}
125
126	/* ------------------------------------------------------------------------- *
127	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */
129	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/
132	/* ARGSUSED */
133	/* EXTPROTO */
134	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))
136	{
137	dR;
138	int pid, save_errno = errno;
139
140	do {
141	errno = 0;
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143
144	if (pid == R->h->cmd_pid)
145	exit(EXIT_SUCCESS);
146
147	errno = save_errno;
148	signal(SIGCHLD, rxvt_Child_signal);
149	}
150
151	/*
152	* Catch a fatal signal and tidy up before quitting
153	*/
154	/* EXTPROTO */
155	RETSIGTYPE
156	rxvt_Exit_signal(int sig)
157	{
158	signal(sig, SIG_DFL);
159	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);
161	#endif
162	rxvt_clean_exit();
163	kill(getpid(), sig);
164	}
165
166	/* ARGSUSED */
167	/* INTPROTO */
168	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {
174	R->h->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */
176	}	342	}
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",	343
178	event->request_code, event->minor_code,	344	check_ev.stop ();
179	event->error_code);	345	pty_ev.stop ();
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	346	#ifdef CURSOR_BLINK
181	exit(EXIT_FAILURE);	347	cursor_blink_ev.stop ();
182	/* NOTREACHED */	348	#endif
		349	#ifdef TEXT_BLINK
		350	text_blink_ev.stop ();
		351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
		357	#endif
		358	#ifdef POINTER_BLANK
		359	pointer_ev.stop ();
		360	#endif
		361
		362	destroy_ev.start (0);
		363	}
		364
		365	void
		366	rxvt_term::destroy_cb (time_watcher &w)
		367	{
		368	SET_R (this);
		369
		370	delete this;
183	}	371	}
184		372
185	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
186	/*	374	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can	376	* TODO: if debugging, this should free up any known resources if we can
189	*/	377	*/
190	/* EXTPROTO */	378	static XErrorHandler old_xerror_handler;
191	void
192	rxvt_clean_exit(void)
193	{
194	dR;
195		379
196	#ifdef DEBUG_SCREEN	380	static void
197	rxvt_scr_release(aR);	381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if ENABLE_FRILLS
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		408	}
		409	if ((event->error_code == BadWindow) ||
		410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		429	}
		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		433	}
198	#endif	434	#endif
199	#ifndef NO_SETOWNER_TTYDEV	435
200	rxvt_privileged_ttydev(aR_ RESTORE);	436	int
201	#endif	437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
202	#ifdef UTMP_SUPPORT	438	{
203	rxvt_privileged_utmp(aR_ RESTORE);	439	if (GET_R->allowedxerror == -1)
204	#endif	440	GET_R->allowedxerror = event->error_code;
205	#ifdef USE_XIM	441	else
206	if (R->h->Input_Context != NULL) {
207	XDestroyIC(R->h->Input_Context);
208	R->h->Input_Context = NULL;
209	}	442	{
		443	// GET_R is most likely not the terminal which caused the error,
		444	// so just output the error and continue
		445	#if ENABLE_FRILLS
		446	print_x_error (display, event);
		447	#else
		448	old_xerror_handler (display, event);
210	#endif	449	#endif
		450	}
		451
		452	return 0;
		453	}
		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
		465	bool
		466	rxvt_term::init (int argc, const char *const *argv)
		467	{
		468	SET_R (this);
		469
		470	set_locale ("");
		471
		472	if (!init_vars ())
		473	return false;
		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#if MENUBAR_MAX
		484	menubar_read (rs[Rs_menu]);
		485	#endif
		486	#ifdef HAVE_SCROLLBARS
		487	if (OPTION (Opt_scrollBar))
		488	scrollBar.setIdle (); /* set existence for size calculations */
		489	#endif
		490
		491	#if ENABLE_PERL
		492	if (rs[Rs_perl_ext] && *rs[Rs_perl_ext])
		493	{
		494	rxvt_perl.init ();
		495	PERL_INVOKE ((this, HOOK_INIT, DT_END));
		496	}
		497	#endif
		498
		499	create_windows (argc, argv);
		500
		501	dDisp;
		502
		503	init_xlocale ();
		504
		505	scr_reset (); /* initialize screen */
		506
		507	#if 0
		508	XSynchronize (disp, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (OPTION (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#if (MENUBAR_MAX)
		516	if (menubar_visible ())
		517	XMapWindow (disp, menuBar.win);
		518	#endif
		519	#ifdef TRANSPARENT
		520	if (OPTION (Opt_transparent))
		521	{
		522	XSelectInput (disp, display->root, PropertyChangeMask);
		523	check_our_parents ();
		524	rootwin_ev.start (display, display->root);
		525	}
		526	#endif
		527
		528	XMapWindow (disp, vt);
		529	XMapWindow (disp, parent[0]);
		530
		531	set_colorfgbg ();
		532
		533	init_command (cmd_argv);
		534
		535	free (cmd_argv);
		536
		537	pty_ev.start (pty.pty, EVENT_READ);
		538
		539	check_ev.start ();
		540
		541	PERL_INVOKE ((this, HOOK_START, DT_END));
		542
		543	return true;
		544	}
		545
		546	static struct sig_handlers
		547	{
		548	sig_watcher sw_chld, sw_term, sw_int;
		549
		550	void sig_chld (sig_watcher &w)
		551	{
		552	// we are being called for every SIGCHLD, find the corresponding term
		553	int pid;
		554
		555	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		556	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		557	if (pid == (*t)->cmd_pid)
		558	{
		559	(*t)->child_exit ();
		560	break;
		561	}
		562	}
		563
		564	/*
		565	* Catch a fatal signal and tidy up before quitting
		566	*/
		567	void
		568	sig_term (sig_watcher &w)
		569	{
		570	#ifdef DEBUG_CMD
		571	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		572	#endif
		573	rxvt_emergency_cleanup ();
		574	signal (w.signum, SIG_DFL);
		575	kill (getpid (), w.signum);
		576	}
		577
		578	sig_handlers ()
		579	: sw_chld (this, &sig_handlers::sig_chld),
		580	sw_term (this, &sig_handlers::sig_term),
		581	sw_int (this, &sig_handlers::sig_term)
		582	{
		583	}
		584	} sig_handlers;
		585
		586	void
		587	rxvt_init ()
		588	{
		589	/*
		590	* Save and then give up any super-user privileges
		591	* If we need privileges in any area then we must specifically request it.
		592	* We should only need to be root in these cases:
		593	* 1. write utmp entries on some systems
		594	* 2. chown tty on some systems
		595	*/
		596	rxvt_privileges (SAVE);
		597	rxvt_privileges (IGNORE);
		598
		599	signal (SIGHUP, SIG_IGN);
		600	signal (SIGPIPE, SIG_IGN);
		601
		602	sig_handlers.sw_chld.start (SIGCHLD);
		603	sig_handlers.sw_term.start (SIGTERM);
		604	sig_handlers.sw_int.start (SIGINT);
		605
		606	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		607	/* signal (SIGURG, SIG_DFL); */
		608
		609	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		610	// TODO: handle this with exceptions and tolerate the memory loss
		611	XSetIOErrorHandler (rxvt_xioerror_handler);
211	}	612	}
212		613
213	/* ------------------------------------------------------------------------- *	614	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *	615	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */	616	* ------------------------------------------------------------------------- */
216	/* EXTPROTO */	617	void *
		618	rxvt_malloc (size_t size)
		619	{
		620	void *p = malloc (size);
		621
		622	if (!p)
		623	rxvt_fatal ("memory allocation failure. aborting.\n");
		624
		625	return p;
		626	}
		627
		628	void *
		629	rxvt_calloc (size_t number, size_t size)
		630	{
		631	void *p = calloc (number, size);
		632
		633	if (!p)
		634	rxvt_fatal ("memory allocation failure. aborting.\n");
		635
		636	return p;
		637	}
		638
217	void *	639	void *
218	rxvt_malloc(size_t size)
219	{
220	void *p;
221
222	p = malloc(size);
223	if (p)
224	return p;
225
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227	rxvt_clean_exit();
228	exit(EXIT_FAILURE);
229	/* NOTREACHED */
230	}
231
232	/* EXTPROTO */
233	void *
234	rxvt_calloc(size_t number, size_t size)
235	{
236	void *p;
237
238	p = calloc(number, size);
239	if (p)
240	return p;
241
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243	rxvt_clean_exit();
244	exit(EXIT_FAILURE);
245	/* NOTREACHED */
246	}
247
248	/* EXTPROTO */
249	void *
250	rxvt_realloc(void *ptr, size_t size)	640	rxvt_realloc (void *ptr, size_t size)
251	{	641	{
252	void *p;
253
254	if (ptr)
255	p = realloc(ptr, size);	642	void *p = realloc (ptr, size);
256	else	643
257	p = malloc(size);
258	if (p)	644	if (!p)
		645	rxvt_fatal ("memory allocation failure. aborting.\n");
		646
259	return p;	647	return p;
260
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262	rxvt_clean_exit();
263	exit(EXIT_FAILURE);
264	/* NOTREACHED */
265	}	648	}
		649
266	/* ------------------------------------------------------------------------- *	650	/* ------------------------------------------------------------------------- *
267	* PRIVILEGED OPERATIONS *	651	* PRIVILEGED OPERATIONS *
268	* ------------------------------------------------------------------------- */	652	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */	653	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void	654	void
272	rxvt_privileges(pR_ int mode)	655	rxvt_privileges (rxvt_privaction action)
273	{	656	{
		657	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		658	static uid_t euid;
		659	static gid_t egid;
		660	#endif
		661
274	#if ! defined(__CYGWIN32__)	662	#if ! defined(__CYGWIN32__)
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	663	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276	/* setreuid() is the poor man's setuid(), seteuid() */	664	/* setreuid () is the poor man's setuid (), seteuid () */
277	# define seteuid(a) setreuid(-1, (a))	665	# define seteuid(a) setreuid(-1, (a))
278	# define setegid(a) setregid(-1, (a))	666	# define setegid(a) setregid(-1, (a))
279	# define HAVE_SETEUID	667	# define HAVE_SETEUID
280	# endif	668	# endif
281	# ifdef HAVE_SETEUID	669	# ifdef HAVE_SETEUID
282	switch (mode) {	670	switch (action)
		671	{
283	case IGNORE:	672	case IGNORE:
284	/*	673	/*
285	* change effective uid/gid - not real uid/gid - so we can switch	674	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required	675	* back to root later, as required
287	*/	676	*/
288	seteuid(getuid());	677	seteuid (getuid ());
289	setegid(getgid());	678	setegid (getgid ());
290	break;	679	break;
291	case SAVE:	680	case SAVE:
292	R->h->euid = geteuid();	681	euid = geteuid ();
293	R->h->egid = getegid();	682	egid = getegid ();
294	break;	683	break;
295	case RESTORE:	684	case RESTORE:
296	seteuid(R->h->euid);	685	seteuid (euid);
297	setegid(R->h->egid);	686	setegid (egid);
298	break;	687	break;
299	}	688	}
300	# else	689	# else
301	switch (mode) {	690	switch (action)
		691	{
302	case IGNORE:	692	case IGNORE:
303	setuid(getuid());	693	setuid (getuid ());
304	setgid(getgid());	694	setgid (getgid ());
305	/* FALLTHROUGH */	695	/* FALLTHROUGH */
306	case SAVE:	696	case SAVE:
307	/* FALLTHROUGH */	697	/* FALLTHROUGH */
308	case RESTORE:	698	case RESTORE:
309	break;	699	break;
310	}	700	}
311	# endif	701	# endif
312	#endif	702	#endif
313	}	703	}
314		704
315	#ifdef UTMP_SUPPORT	705	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void	706	void
318	rxvt_privileged_utmp(pR_ char action)	707	rxvt_term::privileged_utmp (rxvt_privaction action)
319	{	708	{
320	struct rxvt_hidden *h = R->h;	709	if (OPTION (Opt_utmpInhibit)
		710	|| !pty.name || !*pty.name)
		711	return;
321		712
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)
326	|| h->ttydev == NULL
327	|| *h->ttydev == '\0')
328	return;
329
330	rxvt_privileges(aR_ RESTORE);	713	rxvt_privileges (RESTORE);
		714
331	if (action == SAVE) {	715	if (action == SAVE)
332	h->next_utmp_action = RESTORE;	716	makeutent (pty.name, rs[Rs_display_name]);
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);	717	else
334	} else { /* action == RESTORE */	718	cleanutent ();
335	h->next_utmp_action = IGNORE;	719
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);	720	rxvt_privileges (IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;
364	else
365	# endif
366	{
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif
372	}
373	} else { /* action == RESTORE */
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif
383	}
384
385	rxvt_privileges(aR_ IGNORE);
386
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389	# endif
390	}	721	}
391	#endif	722	#endif
392		723
393	/*----------------------------------------------------------------------*/	724	/*----------------------------------------------------------------------*/
394	/*	725	/*
395	* window size/position calculcations for XSizeHint and other storage.	726	* window size/position calculcations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	727	* if width/height are non-zero then override calculated width/height
397	*/	728	*/
398	/* EXTPROTO */
399	void	729	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	730	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401	{	731	{
402	short recalc_x, recalc_y;	732	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	733	int x, y, sb_w, mb_h, flags;
404	unsigned int w, h;	734	unsigned int w, h;
405	unsigned int max_width, max_height;	735	unsigned int max_width, max_height;
		736	dDisp;
406		737
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	738	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		739	ncol, nrow, szHint.width, szHint.height));
		740
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	741	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	742	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	743	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		744
412	recalc_x = recalc_y = 0;	745	recalc_x = recalc_y = 0;
413	flags = 0;	746	flags = 0;
		747
414	if (!R->h->parsed_geometry) {	748	if (!parsed_geometry)
		749	{
415	R->h->parsed_geometry = 1;	750	parsed_geometry = 1;
		751
416	if (R->h->rs[Rs_geometry])	752	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	753	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		754
418	if (flags & WidthValue) {	755	if (flags & WidthValue)
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	756	{
420	R->szHint.flags |= USSize;	757	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
421	}	758	szHint.flags |= USSize;
		759	}
		760
422	if (flags & HeightValue) {	761	if (flags & HeightValue)
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	762	{
424	R->szHint.flags |= USSize;	763	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
425	}	764	szHint.flags |= USSize;
		765	}
		766
426	if (flags & XValue) {	767	if (flags & XValue)
427	R->szHint.x = x;	768	{
		769	szHint.x = x;
428	R->szHint.flags |= USPosition;	770	szHint.flags |= USPosition;
		771
429	if (flags & XNegative) {	772	if (flags & XNegative)
430	recalc_x = 1;	773	{
		774	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	775	szHint.win_gravity = NorthEastGravity;
		776	}
		777	}
		778
		779	if (flags & YValue)
		780	{
		781	szHint.y = y;
		782	szHint.flags |= USPosition;
		783
		784	if (flags & YNegative)
		785	{
		786	recalc_y = 1;
		787
		788	if (szHint.win_gravity == NorthEastGravity)
		789	szHint.win_gravity = SouthEastGravity;
		790	else
		791	szHint.win_gravity = SouthWestGravity;
		792	}
		793	}
432	}	794	}
433	}	795
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	796	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	797	width = ncol * fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	798	height = nrow * fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	799	max_width = MAX_COLS * fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	800	max_height = MAX_ROWS * fheight;
451		801
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	802	szHint.base_width = szHint.base_height = 2 * int_bwidth;
453		803
454	sb_w = mb_h = 0;	804	sb_w = mb_h = 0;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	805	window_vt_x = window_vt_y = int_bwidth;
		806
456	if (scrollbar_visible(R)) {	807	if (scrollbar_visible ())
		808	{
457	sb_w = scrollbar_TotalWidth();	809	sb_w = scrollbar_TotalWidth ();
458	R->szHint.base_width += sb_w;	810	szHint.base_width += sb_w;
459	if (!(R->Options & Opt_scrollBar_right))	811	if (!OPTION (Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	812	window_vt_x += sb_w;
461	}	813	}
		814
462	if (menubar_visible(R)) {	815	if (menubar_visible ())
		816	{
463	mb_h = menuBar_TotalHeight();	817	mb_h = menuBar_TotalHeight ();
464	R->szHint.base_height += mb_h;	818	szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;	819	window_vt_y += mb_h;
466	}	820	}
		821
467	R->szHint.width_inc = R->TermWin.fwidth;	822	szHint.width_inc = fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	823	szHint.height_inc = fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	824	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	825	szHint.min_height = szHint.base_height + szHint.height_inc;
471		826
472	if (width && width - R->szHint.base_width < max_width) {	827	if (newwidth && newwidth - szHint.base_width < max_width)
473	R->szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;
475	} else {
476	MIN_IT(R->TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;
478	}	828	{
		829	szHint.width = newwidth;
		830	width = newwidth - szHint.base_width;
		831	}
		832	else
		833	{
		834	min_it (width, max_width);
		835	szHint.width = szHint.base_width + width;
		836	}
		837
479	if (height && height - R->szHint.base_height < max_height) {	838	if (newheight && newheight - szHint.base_height < max_height)
480	R->szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;
482	} else {
483	MIN_IT(R->TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;
485	}	839	{
		840	szHint.height = newheight;
		841	height = newheight - szHint.base_height;
		842	}
		843	else
		844	{
		845	min_it (height, max_height);
		846	szHint.height = szHint.base_height + height;
		847	}
		848
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	849	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
487	R->h->window_sb_x = R->szHint.width - sb_w;	850	window_sb_x = szHint.width - sb_w;
488		851
489	if (recalc_x)	852	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	853	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
492	if (recalc_y)	854	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	855	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
495		856
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	857	ncol = width / fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	858	nrow = height / fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	859	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		860	ncol, nrow, szHint.width,
		861	szHint.height));
499	return;	862	return;
500	}	863	}
501		864
502	/*----------------------------------------------------------------------*/	865	/*----------------------------------------------------------------------*/
503	/*	866	/*
504	* Tell the teletype handler what size the window is.	867	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	868	* Called after a window size change.
506	*/	869	*/
507	/* EXTPROTO */
508	void	870	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	871	rxvt_term::tt_winch ()
510	{	872	{
		873	if (pty.pty < 0)
		874	return;
		875
511	struct winsize ws;	876	struct winsize ws;
512		877
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	878	ws.ws_col = ncol;
516	ws.ws_row = row;	879	ws.ws_row = nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	880	ws.ws_xpixel = width;
518	#ifndef DEBUG_SIZE	881	ws.ws_ypixel = height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	882	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520	#else	883
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	884	#if 0
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	885	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */	886	if (cmd_pid) /* force through to the command */
526	kill(pid, SIGWINCH);	887	kill (-cmd_pid, SIGWINCH);
527	# endif
528	#endif	888	#endif
529	}	889	}
530		890
531	/*----------------------------------------------------------------------*/	891	/*----------------------------------------------------------------------*/
532	/* rxvt_change_font() - Switch to a new font */	892	/* set_fonts () - load and set the various fonts
533	/*	893	*
534	* init = 1 - initialize	894	* init = 1 - initialize
535	*	895	*
536	* fontname == FONT_UP - switch to bigger font	896	* fontname == FONT_UP - switch to bigger font
537	* fontname == FONT_DN - switch to smaller font	897	* fontname == FONT_DN - switch to smaller font
538	*/	898	*/
539	/* EXTPROTO */	899	bool
540	void	900	rxvt_term::set_fonts ()
541	rxvt_change_font(pR_ int init, const char *fontname)
542	{	901	{
543	}	902	rxvt_fontset *fs = new rxvt_fontset (this);
		903	rxvt_fontprop prop;
544		904
545	/* INTPROTO */	905	if (!fs
546	void	906	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547	rxvt_font_up_down(pR_ int n, int direction)	907	|| !fs->realize_font (1))
		908	{
		909	delete fs;
		910	return false;
		911	}
		912
		913	#if ENABLE_STYLES
		914	for (int i = RS_styleCount; --i; )
		915	if (fontset[i] != fontset[0])
		916	delete fontset[i];
		917	#endif
		918
		919	delete fontset[0];
		920	fontset[0] = fs;
		921
		922	prop = (*fs)[1]->properties ();
		923	prop.height += lineSpace;
		924	fs->set_prop (prop);
		925
		926	fwidth = prop.width;
		927	fheight = prop.height;
		928	fbase = prop.ascent;
		929
		930	for (int style = 1; style < 4; style++)
		931	{
		932	#if ENABLE_STYLES
		933	const char *res = rs[Rs_font + style];
		934
		935	if (res && !*res)
		936	fontset[style] = fontset[0];
		937	else
		938	{
		939	fontset[style] = fs = new rxvt_fontset (this);
		940	rxvt_fontprop prop2 = prop;
		941
		942	if (res)
		943	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		944	else
		945	{
		946	res = fontset[0]->fontdesc;
		947
		948	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		949	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		950	}
		951
		952	fs->populate (res);
		953	fs->set_prop (prop2);
		954	}
		955	#else
		956	fontset[style] = fontset[0];
		957	#endif
		958	}
		959
		960	if (parent[0])
		961	{
		962	resize_all_windows (0, 0, 0);
		963	scr_remap_chars ();
		964	scr_touch (true);
		965	}
		966
		967	return true;
		968	}
		969
		970	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548	{	971	{
		972	XChangeProperty (display->display, parent[0],
		973	prop, XA_STRING, 8, PropModeReplace,
		974	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		975	}
		976
		977	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		978	{
		979	wchar_t *ws = rxvt_mbstowcs (str, len);
		980	char *s = rxvt_wcstoutf8 (ws);
		981
		982	XChangeProperty (display->display, parent[0],
		983	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		984	(const unsigned char *)s, strlen (s));
		985
		986	free (s);
		987	free (ws);
549	}	988	}
550		989
551	/*----------------------------------------------------------------------*/	990	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	991	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	992	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	993	void
556	rxvt_set_title(pR_ const char *str)	994	rxvt_term::set_title (const char *str)
557	{	995	{
558	#ifndef SMART_WINDOW_TITLE	996	set_string_property (XA_WM_NAME, str);
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	997	#if ENABLE_EWMH
		998	set_utf8_property (xa[XA_NET_WM_NAME], str);
		999	#endif
		1000	}
		1001
		1002	void
		1003	rxvt_term::set_icon_name (const char *str)
		1004	{
		1005	set_string_property (XA_WM_ICON_NAME, str);
		1006	#if ENABLE_EWMH
		1007	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		1008	#endif
		1009	}
		1010
		1011	#ifdef XTERM_COLOR_CHANGE
		1012	void
		1013	rxvt_term::set_window_color (int idx, const char *color)
		1014	{
		1015	rxvt_color xcol;
		1016	int i;
		1017
		1018	if (color == NULL || *color == '\0')
		1019	return;
		1020
		1021	/* handle color aliases */
		1022	if (isdigit (*color))
		1023	{
		1024	i = atoi (color);
		1025
		1026	if (i >= 8 && i <= 15)
		1027	{ /* bright colors */
		1028	i -= 8;
		1029	# ifndef NO_BRIGHTCOLOR
		1030	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		1031	SET_PIXCOLOR (idx);
		1032	goto done;
		1033	# endif
		1034	}
		1035
		1036	if (i >= 0 && i <= 7)
		1037	{ /* normal colors */
		1038	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1039	SET_PIXCOLOR (idx);
		1040	goto done;
		1041	}
		1042	}
		1043
		1044	if (!rXParseAllocColor (&xcol, color))
		1045	return;
		1046
		1047	/* XStoreColor (display->display, display->cmap, XColor*); */
		1048
		1049	/*
		1050	* FIXME: should free colors here, but no idea how to do it so instead,
		1051	* so just keep gobbling up the colormap
		1052	*/
		1053	# if 0
		1054	for (i = Color_Black; i <= Color_White; i++)
		1055	if (pix_colors[idx] == pix_colors[i])
		1056	break;
		1057	if (i > Color_White)
		1058	{
		1059	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1060	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1061	DisplayPlanes (display->display, display->screen));
		1062	}
		1063	# endif
		1064
		1065	pix_colors_focused[idx] = xcol;
		1066	SET_PIXCOLOR (idx);
		1067
		1068	/* XSetWindowAttributes attr; */
		1069	/* Cursor cursor; */
		1070	done:
		1071
		1072	#if OFF_FOCUS_FADING
		1073	if (rs[Rs_fade])
		1074	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1075	#endif
		1076
		1077	/*TODO: handle Color_BD, scrollbar background, etc. */
		1078
		1079	recolour_cursor ();
		1080	scr_recolour ();
		1081	}
		1082
560	#else	1083	#else
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif
570	}
571
572	/* EXTPROTO */
573	void
574	rxvt_set_iconName(pR_ const char *str)
575	{
576	#ifndef SMART_WINDOW_TITLE
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578	#else
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif
588	}
589
590	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;
596	int i;
597
598	if (color == NULL || *color == '\0')
599	return;
600
601	/* handle color aliases */
602	if (isdigit(*color)) {
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622	/*
623	* FIXME: should free colors here, but no idea how to do it so instead,
624	* so just keep gobbling up the colormap
625	*/
626	# if 0
627	for (i = Color_Black; i <= Color_White; i++)
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636
637	R->PixColors[idx] = xcol;
638	SET_PIXCOLOR(R->h, idx);
639
640	/* XSetWindowAttributes attr; */
641	/* Cursor cursor; */
642	Done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646
647	/* handle Color_BD, scrollbar background, etc. */
648
649	rxvt_set_colorfgbg(aR);
650	rxvt_recolour_cursor(aR);
651	/* the only reasonable way to enforce a clean update */
652	rxvt_scr_poweron(aR);
653	}
654
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1084	# define set_window_color (idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	1085	#endif /* XTERM_COLOR_CHANGE */
658		1086
659	/* EXTPROTO */
660	void	1087	void
661	rxvt_recolour_cursor(pR)	1088	rxvt_term::recolour_cursor ()
662	{	1089	{
663	rxvt_color xcol[2];	1090	XColor xcol[2];
664		1091
665	#if TODO	1092	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
666	xcol[0] = R->PixColors[Color_pointer];	1093	? pix_colors_focused[Color_pointer_fg]
667	xcol[1] = R->PixColors[Color_bg];	1094	: pix_colors_focused[Color_fg];
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1095	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1096	? pix_colors_focused[Color_pointer_bg]
		1097	: pix_colors_focused[Color_bg];
		1098
		1099	XQueryColors (display->display, display->cmap, xcol, 2);
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1100	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670	#endif
671	}	1101	}
672		1102
673	/*----------------------------------------------------------------------*/	1103	/*----------------------------------------------------------------------*/
674	/*	1104	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	1105	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	1106	*/
677	/* INTPROTO */
678	void	1107	void
679	rxvt_set_colorfgbg(pR)	1108	rxvt_term::set_colorfgbg ()
680	{	1109	{
681	unsigned int i;	1110	unsigned int i;
682	const char *xpmb = "\0";	1111	const char *xpmb = "\0";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1112	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684		1113
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1114	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");	1115	strcpy (fstr, "default");
687	STRCPY(bstr, "default");	1116	strcpy (bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1117	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1118	if (pix_colors[Color_fg] == pix_colors[i])
		1119	{
690	sprintf(fstr, "%d", (i - Color_Black));	1120	sprintf (fstr, "%d", (i - Color_Black));
691	break;	1121	break;
692	}	1122	}
		1123
693	for (i = Color_Black; i <= Color_White; i++)	1124	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1125	if (pix_colors[Color_bg] == pix_colors[i])
		1126	{
695	sprintf(bstr, "%d", (i - Color_Black));	1127	sprintf (bstr, "%d", (i - Color_Black));
696	#ifdef XPM_BACKGROUND	1128	#ifdef XPM_BACKGROUND
697	xpmb = "default;";	1129	xpmb = "default;";
698	#endif	1130	#endif
699	break;	1131	break;
700	}	1132	}
		1133
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1134	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);
703
704	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {
707	if (R->PixColors[Color_fg] == R->PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711	}
712	#endif
713	}	1135	}
714		1136
715	/*----------------------------------------------------------------------*/	1137	/*----------------------------------------------------------------------*/
716	/*
717	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>
719	*/
720		1138
721	/* EXTPROTO */
722	int	1139	int
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)	1140	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724	{	1141	{
725	screen_in_out->set (aR_ colour);
726
727	if (!screen_in_out->set (aR_ colour))	1142	if (!screen_in_out->set (display, colour))
728	{	1143	{
729	rxvt_print_error("can't allocate colour: %s", colour);	1144	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730	return false;	1145	return false;
731	}	1146	}
732		1147
733	return true;	1148	return true;
734	}	1149	}
735		1150
736	/* -------------------------------------------------------------------- *	1151	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1152	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1153	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1154	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1155	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742	{	1156	{
743	int fix_screen;	1157	int fix_screen;
		1158	int old_width = szHint.width, old_height = szHint.height;
		1159	dDisp;
		1160
		1161	window_calc (newwidth, newheight);
		1162	XSetWMNormalHints (disp, parent[0], &szHint);
		1163
		1164	if (!ignoreparent)
		1165	{
744	#ifdef SMART_RESIZE	1166	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1167	/*
746	old_height = R->szHint.height;
747	#endif
748
749	rxvt_window_calc(aR_ width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
751	if (!ignoreparent) {
752	#ifdef SMART_RESIZE
753	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1168	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1169	* reposition window on resize depending on placement on screen
756	*/	1170	*/
757	int x, y, x1, y1;	1171	int x, y, x1, y1;
758	int dx, dy;	1172	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1173	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1174	Window unused_cr;
761		1175
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1176	XTranslateCoordinates (disp, parent[0], display->root,
763	0, 0, &x, &y, &unused_cr);	1177	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1178	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1179	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1180	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1181	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1182	* our position for handles and decorations. Counter it
769	*/	1183	*/
770	if (x1 != x || y1 != y) {	1184	if (x1 != x || y1 != y)
		1185	{
771	x -= x1;	1186	x -= x1;
772	y -= y1;	1187	y -= y1;
773	}	1188	}
774		1189
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1190	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1191	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1192	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1193	dy = old_height - szHint.height;
779		1194
780	/* Check position of the center of the window */	1195	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1196	if (x < x1) /* left half */
782	dx = 0;	1197	dx = 0;
783	else if (x == x1) /* exact center */	1198	else if (x == x1) /* exact center */
784	dx /= 2;	1199	dx /= 2;
785	if (y < y1) /* top half */	1200	if (y < y1) /* top half */
786	dy = 0;	1201	dy = 0;
787	else if (y == y1) /* exact center */	1202	else if (y == y1) /* exact center */
788	dy /= 2;	1203	dy /= 2;
789		1204
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1205	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1206	szHint.width, szHint.height);
792	#else	1207	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1208	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1209	#endif
796	}	1210	}
797		1211
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1212	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
799	|| R->TermWin.nrow != R->h->prev_nrow);	1213
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1214	if (fix_screen || newwidth != old_width || newheight != old_height)
		1215	{
801	if (scrollbar_visible(R)) {	1216	if (scrollbar_visible ())
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,	1217	{
803	0, scrollbar_TotalWidth(), R->szHint.height);	1218	XMoveResizeWindow (disp, scrollBar.win,
804	rxvt_Resize_scrollBar(aR);	1219	window_sb_x, 0,
805	}	1220	scrollbar_TotalWidth (), szHint.height);
		1221	resize_scrollbar ();
		1222	}
		1223
806	if (menubar_visible(R))	1224	if (menubar_visible ())
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,	1225	XMoveResizeWindow (disp, menuBar.win,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1226	window_vt_x, 0,
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,	1227	width, menuBar_TotalHeight ());
810	R->h->window_vt_y, TermWin_TotalWidth(),	1228
811	TermWin_TotalHeight());	1229	XMoveResizeWindow (disp, vt,
812	#ifdef RXVT_GRAPHICS	1230	window_vt_x, window_vt_y,
813	if (R->h->old_height)	1231	width, height);
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,	1232
815	R->h->old_height - R->szHint.base_height);	1233	scr_clear ();
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND	1234	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);	1235	resize_pixmap ();
820	#endif	1236	#endif
821	}	1237	}
822		1238
823	if (fix_screen || R->h->old_height == 0) {	1239	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1240	{
825	uint16_t old_ncol = R->h->prev_ncol;	1241	int curr_screen = -1;
		1242	int old_ncol = prev_ncol;
826		1243
827	/* scr_reset only works on the primary screen */	1244	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */	1245	if (old_height) /* this is not the first time through */
		1246	{
		1247	unsigned int ocol = ncol;
		1248	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1249	curr_screen = scr_change_screen (PRIMARY);
830	rxvt_scr_reset(aR);	1250	ncol = ocol;
		1251	}
		1252
		1253	scr_reset ();
		1254
831	if (curr_screen >= 0) { /* this is not the first time through */	1255	if (curr_screen >= 0) /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);	1256	{
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));	1257	scr_change_screen (curr_screen);
834	}	1258	selection_check (old_ncol != ncol ? 4 : 0);
		1259	}
835	}	1260	}
836		1261
837	R->h->old_width = R->szHint.width;	1262	old_width = szHint.width;
838	R->h->old_height = R->szHint.height;	1263	old_height = szHint.height;
		1264
		1265	#ifdef XPM_BACKGROUND
		1266	if (pixmap)
		1267	scr_touch (false);
		1268	#endif
839		1269
840	#ifdef USE_XIM	1270	#ifdef USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1271	IMSetStatusPosition ();
842	#endif	1272	#endif
843	}	1273	}
844		1274
845	/*	1275	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1276	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1277	* good for toggling 80/132 columns
848	*/	1278	*/
849	/* EXTPROTO */
850	void	1279	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1280	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852	{	1281	{
853	XWindowAttributes wattr;	1282	XWindowAttributes wattr;
854		1283
855	if (width == 0 || height == 0) {	1284	if (newwidth == 0 || newheight == 0)
		1285	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1286	XGetWindowAttributes (display->display, display->root, &wattr);
		1287
857	if (width == 0)	1288	if (newwidth == 0)
858	width = wattr.width - R->szHint.base_width;	1289	newwidth = wattr.width - szHint.base_width;
859	if (height == 0)	1290	if (newheight == 0)
860	height = wattr.height - R->szHint.base_height;	1291	newheight = wattr.height - szHint.base_height;
		1292	}
		1293
		1294	if (newwidth != width || newheight != height)
861	}	1295	{
862	if (width != R->TermWin.width || height != R->TermWin.height) {
863	width += R->szHint.base_width;	1296	newwidth += szHint.base_width;
864	height += R->szHint.base_height;	1297	newheight += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1298	resize_all_windows (newwidth, newheight, 0);
866	}	1299	}
867	}	1300	}
868		1301
869	/* -------------------------------------------------------------------- *	1302	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1303	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1304	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1305	#ifdef USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1306
883	/* INTPROTO */
884	void	1307	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1308	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1309	{
887	*fg = R->PixColors[Color_fg];	1310	fg = pix_colors[Color_fg];
888	*bg = R->PixColors[Color_bg];	1311	bg = pix_colors[Color_bg];
		1312	}
		1313
		1314	void
		1315	rxvt_term::im_set_size (XRectangle &size)
		1316	{
		1317	// the int_bwidth terms make no sense to me
		1318	size.x = int_bwidth;
		1319	size.y = int_bwidth;
		1320	size.width = Width2Pixel (ncol) + int_bwidth;
		1321	size.height = Height2Pixel (nrow) + int_bwidth;
		1322	}
		1323
		1324	void
		1325	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1326	XRectangle &status_rect,
		1327	const XRectangle &needed_rect)
		1328	{
		1329	preedit_rect.x = needed_rect.width;
		1330	preedit_rect.y = 0;
		1331	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1332	preedit_rect.height = fheight;
		1333
		1334	status_rect.x = 0;
		1335	status_rect.y = 0;
		1336	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1337	status_rect.height = fheight;
889	}	1338	}
890		1339
891	/* Checking whether input method is running. */	1340	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1341	bool
894	rxvt_IMisRunning(pR)	1342	rxvt_term::IMisRunning ()
895	{	1343	{
896	char *p;	1344	char *p;
897	Atom atom;	1345	Atom atom;
898	Window win;	1346	Window win;
899	char server[IMBUFSIZ];	1347	char server[IMBUFSIZ];
900		1348
901	/* get current locale modifier */	1349	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1350	if ((p = XSetLocaleModifiers (NULL)) != NULL)
903	STRCPY(server, "@server=");	1351	{
		1352	strcpy (server, "@server=");
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1353	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1354
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1355	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906	*p = '\0';	1356	*p = '\0';
907		1357
908	atom = XInternAtom(R->Xdisplay, server, False);	1358	atom = XInternAtom (display->display, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1359	win = XGetSelectionOwner (display->display, atom);
		1360
910	if (win != None)	1361	if (win != None)
911	return True;	1362	return True;
912	}	1363	}
		1364
913	return False;	1365	return False;
914	}	1366	}
915		1367
916	/* EXTPROTO */
917	void	1368	void
918	rxvt_IMSendSpot(pR)	1369	rxvt_term::IMSendSpot ()
919	{	1370	{
920	XPoint spot;	1371	XPoint nspot;
921	XVaNestedList preedit_attr;	1372	XVaNestedList preedit_attr;
922		1373
923	if (R->h->Input_Context == NULL	1374	if (!Input_Context
924	|| !R->TermWin.focus	1375	|| !focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1376	|| !(input_style & XIMPreeditPosition))
926	|| !(R->h->event_type == KeyPress	1377	return;
927	|| R->h->event_type == Expose
928	|| R->h->event_type == NoExpose
929	|| R->h->event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease
931	|| R->h->event_type == FocusIn)
932	|| !rxvt_IMisRunning(aR))
933	return;
934		1378
935	rxvt_setPosition(aR_ &spot);	1379	im_set_position (nspot);
936		1380
		1381	if (nspot.x == spot.x && nspot.y == spot.y)
		1382	return;
		1383
		1384	spot = nspot;
		1385
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1386	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1387	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1388	XFree (preedit_attr);
940	}	1389	}
941		1390
942	/* EXTPROTO */
943	void	1391	void
944	rxvt_setTermFontSet(pR_ int idx)	1392	rxvt_term::im_destroy ()
945	{	1393	{
946	char *string;	1394	if (input_method)
947	long length;	1395	{
948	int success = 0;	1396	if (Input_Context && input_method->xim)
		1397	XDestroyIC (Input_Context);
949		1398
950	if (idx < 0 || idx >= MAX_NFONTS)	1399	display->put_xim (input_method);
951	return;	1400	input_method = 0;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1401	}
1030	}
1031	for (i = 0; s[i]; i++)
1032	free(s[i]);
1033	free(s);
1034	}
1035	if (found)
1036	return;
1037		1402
1038	/* try with XMODIFIERS env. var. */	1403	Input_Context = 0;
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040	rxvt_IM_get_IC(aR);
1041	return;
1042	}
1043
1044	/* try with no modifiers base IF the user didn't specify an IM */
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046	&& rxvt_IM_get_IC(aR) == True)
1047	return;
1048	}	1404	}
1049		1405
1050	/*	1406	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1407	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1408	* open a suitable preedit type
1053	*/	1409	*/
1054	/* INTPROTO */
1055	Bool	1410	bool
1056	rxvt_IM_get_IC(pR)	1411	rxvt_term::IM_get_IC (const char *modifiers)
1057	{	1412	{
1058	int i, j, found;	1413	int i, j, found;
1059	XIM xim;	1414	XIM xim;
1060	XPoint spot;	1415	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1416	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1417	unsigned long fg, bg;
1063	const char *p;	1418	const char *p;
1064	char **s;	1419	char **s;
1065	XIMStyles *xim_styles;	1420	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1421
		1422	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1423	return false;
		1424
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1425	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1426	input_method = display->get_xim (locale, modifiers);
1072	if (xim == NULL)	1427	if (input_method == NULL)
1073	return False;	1428	return false;
1074		1429
		1430	xim = input_method->xim;
		1431	spot.x = spot.y = -1;
		1432
1075	xim_styles = NULL;	1433	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1434	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1435	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1436	{
		1437	im_destroy ();
		1438	return false;
		1439	}
1081		1440
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1441	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083	: "OverTheSpot,OffTheSpot,Root";	1442
		1443	for (int pi = 0; pi < 2; pi++)
		1444	{
		1445	p = pet[pi];
		1446
		1447	if (!p)
		1448	continue;
		1449
1084	s = rxvt_splitcommastring(p);	1450	s = rxvt_splitcommastring (p);
		1451
1085	for (i = found = 0; !found && s[i]; i++) {	1452	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1453	{
		1454	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1455	input_style = (XIMPreeditPosition | XIMStatusNothing);
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1456	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1457	input_style = (XIMPreeditArea | XIMStatusArea);
1090	else if (!STRCMP(s[i], "Root"))	1458	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1459	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1460	else if (!strcmp (s[i], "None"))
		1461	input_style = (XIMPreeditNone | XIMStatusNone);
1092		1462
1093	for (j = 0; j < xim_styles->count_styles; j++)	1463	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1464	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1465	{
1096	break;	1466	rxvt_freecommastring (s);
		1467
		1468	found = 1;
		1469	goto foundpet;
		1470	}
		1471
		1472	}
		1473
		1474	rxvt_freecommastring (s);
1097	}	1475	}
1098	}	1476
1099	for (i = 0; s[i]; i++)	1477	foundpet:
1100	free(s[i]);	1478
1101	free(s);
1102	XFree(xim_styles);	1479	XFree (xim_styles);
1103		1480
1104	if (!found) {	1481	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1482	{
		1483	im_destroy ();
		1484	return false;
		1485	}
1108		1486
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1487	XFontSet fs = 0;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1488	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1489
		1490	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1491	{
		1492	// fake us a font-set, please
		1493	char **missing_charset_list;
		1494	int missing_charset_count;
		1495	char *def_string;
		1496	char pat[512];
		1497
		1498	sprintf (pat,
		1499	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1500	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"*",
		1505	fheight,
		1506	fheight + 1, fheight - 1,
		1507	fheight - 2, fheight + 2);
		1508
		1509	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1510	&missing_charset_list, &missing_charset_count, &def_string);
		1511
		1512	if (missing_charset_list)
		1513	XFreeStringList (missing_charset_list);
		1514
		1515	if (!fs)
		1516	{
		1517	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1518	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1519	}
		1520	}
		1521
1116	if (h->input_style & XIMPreeditPosition) {	1522	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1523	{
1118	rxvt_setPosition(aR_ &spot);	1524	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1525	im_set_position (spot);
		1526	im_set_color (fg, bg);
1120		1527
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1528	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1529	XNForeground, fg,
1123	XNForeground, fg,	1530	XNBackground, bg,
1124	XNBackground, bg,	1531	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1532	XNSpotLocation, &spot,
1126	NULL);	1533	XNFontSet, fs,
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1534	NULL);
1148	}	1535	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,	1536	else if (input_style & XIMPreeditArea)
1150	XNClientWindow, R->TermWin.parent[0],	1537	{
1151	XNFocusWindow, R->TermWin.parent[0],	1538	im_set_color (fg, bg);
1152	XNDestroyCallback, &ximcallback,	1539
1153	preedit_attr ? XNPreeditAttributes : NULL,	1540	/*
1154	preedit_attr,	1541	* The necessary width of preedit area is unknown
1155	status_attr ? XNStatusAttributes : NULL,	1542	* until create input context.
1156	status_attr, NULL);	1543	*/
1157	if (preedit_attr)	1544	needed_rect.width = 0;
1158	XFree(preedit_attr);	1545	im_set_preedit_area (rect, status_rect, needed_rect);
1159	if (status_attr)	1546
1160	XFree(status_attr);	1547	preedit_attr = XVaCreateNestedList (0,
		1548	XNForeground, fg,
		1549	XNBackground, bg,
		1550	XNArea, &rect,
		1551	XNFontSet, fs,
		1552	NULL);
		1553	status_attr = XVaCreateNestedList (0,
		1554	XNForeground, fg,
		1555	XNBackground, bg,
		1556	XNArea, &status_rect,
		1557	XNFontSet, fs,
		1558	NULL);
		1559	}
		1560
		1561	Input_Context = XCreateIC (xim,
		1562	XNInputStyle, input_style,
		1563	XNClientWindow, vt,
		1564	XNFocusWindow, parent[0],
		1565	preedit_attr ? XNPreeditAttributes : NULL,
		1566	preedit_attr,
		1567	status_attr ? XNStatusAttributes : NULL,
		1568	status_attr, NULL);
		1569
		1570	if (preedit_attr) XFree (preedit_attr);
		1571	if (status_attr) XFree (status_attr);
		1572	if (fs) XFreeFontSet (display->display, fs);
		1573
1161	if (h->Input_Context == NULL) {	1574	if (Input_Context == NULL)
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}	1575	{
		1576	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1577	im_destroy ();
		1578	return false;
		1579	}
		1580
1166	if (h->input_style & XIMPreeditArea)	1581	if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1582	IMSetStatusPosition ();
		1583
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1584	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169	return True;	1585	return true;
1170	}	1586	}
1171		1587
1172	/* EXTPROTO */
1173	void	1588	void
		1589	rxvt_term::im_cb ()
		1590	{
		1591	int i;
		1592	const char *p;
		1593	char **s;
		1594	char buf[IMBUFSIZ];
		1595
		1596	SET_R (this);
		1597
		1598	im_destroy ();
		1599
		1600	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1601	if (Input_Context)
		1602	return;
		1603
		1604	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1605	if (rs[Rs_imLocale])
		1606	SET_LOCALE (rs[Rs_imLocale]);
		1607	#endif
		1608
		1609	p = rs[Rs_inputMethod];
		1610	if (p && *p)
		1611	{
		1612	bool found = false;
		1613
		1614	s = rxvt_splitcommastring (p);
		1615
		1616	for (i = 0; s[i]; i++)
		1617	{
		1618	if (*s[i])
		1619	{
		1620	strcpy (buf, "@im=");
		1621	strncat (buf, s[i], IMBUFSIZ - 5);
		1622	if (IM_get_IC (buf))
		1623	{
		1624	found = true;
		1625	break;
		1626	}
		1627	}
		1628	}
		1629
		1630	rxvt_freecommastring (s);
		1631
		1632	if (found)
		1633	goto done;
		1634	}
		1635
		1636	/* try with XMODIFIERS env. var. */
		1637	if (IM_get_IC (""))
		1638	goto done;
		1639
		1640	/* try with no modifiers base IF the user didn't specify an IM */
		1641	if (IM_get_IC ("@im=none"))
		1642	goto done;
		1643
		1644	done:
		1645	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1646	if (rs[Rs_imLocale])
		1647	SET_LOCALE (locale);
		1648	#endif
		1649	}
		1650
		1651	void
1174	rxvt_IMSetStatusPosition(pR)	1652	rxvt_term::IMSetStatusPosition ()
1175	{	1653	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1654	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1655	XVaNestedList preedit_attr, status_attr;
1178		1656
1179	if (R->h->Input_Context == NULL	1657	if (!Input_Context
1180	|| !R->TermWin.focus	1658	|| !focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1659	|| !(input_style & XIMPreeditArea)
1182	|| !rxvt_IMisRunning(aR))	1660	|| !IMisRunning ())
1183	return;	1661	return;
1184		1662
1185	/* Getting the necessary width of preedit area */	1663	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1664	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1665	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1666	XFree (status_attr);
1189		1667
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1668	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1669	XFree (needed_rect);
1191		1670
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1671	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1672	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1673
1195	XSetICValues(R->h->Input_Context,	1674	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1675	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1676	XNStatusAttributes, status_attr, NULL);
1198		1677
1199	XFree(preedit_attr);	1678	XFree (preedit_attr);
1200	XFree(status_attr);	1679	XFree (status_attr);
1201	}	1680	}
1202	#endif /* USE_XIM */	1681	#endif /* USE_XIM */
1203		1682
1204	/*----------------------------------------------------------------------*/	1683	/*----------------------------------------------------------------------*/
1205	rxvt_t *rxvt_current_term;	1684	rxvt_t rxvt_current_term;
1206		1685
1207	/*----------------------- end-of-file (C source) -----------------------*/	1686	/*----------------------- end-of-file (C source) -----------------------*/

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