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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.15 by pcg, Thu Dec 18 05:45:11 2003 UTC vs.
Revision 1.179 by root, Mon Jan 16 08:48:09 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.15 2003/12/18 05:45:11 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) 2003-2006 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 */	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	#include <cstring>	51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		52	static uid_t saved_euid;
		53	static gid_t saved_egid;
		54	#endif
48		55
		56	bool
		57	rxvt_tainted ()
		58	{
		59	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		60	return getuid () != saved_euid || getgid () != saved_egid;
		61	#else
		62	return false;
		63	#endif
		64	}
		65
		66	vector<rxvt_term *> rxvt_term::termlist;
		67
49	static char curlocale[128];	68	static char curlocale[128], savelocale[128];
50		69
51	void	70	bool
52	rxvt_set_locale (const char *locale)	71	rxvt_set_locale (const char *locale)
53	{	72	{
54	if (locale && strncmp (locale, curlocale, 128))	73	if (!locale || !strncmp (locale, curlocale, 128))
55	{	74	return false;
		75
56	strncpy (curlocale, locale, 128);	76	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	77	setlocale (LC_CTYPE, curlocale);
58	}	78	return true;
59	}	79	}
60		80
61	void *	81	void
62	rxvt_term::operator new (size_t s)	82	rxvt_push_locale (const char *locale)
63	{	83	{
64	void *p = malloc (s);	84	strcpy (savelocale, curlocale);
		85	rxvt_set_locale (locale);
		86	}
65		87
66	MEMSET (p, 0, s);	88	void
		89	rxvt_pop_locale ()
		90	{
		91	rxvt_set_locale (savelocale);
		92	}
		93
		94	#if ENABLE_COMBINING
		95	class rxvt_composite_vec rxvt_composite;
		96
		97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		98	{
		99	compose_char *cc;
		100
		101	// break compose chains, as stupid readline really likes to duplicate
		102	// composing characters for some reason near the end of a line.
		103	cc = (*this)[c1];
		104	while (cc)
		105	{
		106	if (cc->c2 == c2) return c1;
		107	cc = (*this)[cc->c1];
		108	}
		109
		110	// check to see wether this combination already exists otherwise
		111	for (cc = v.end (); cc-- > v.begin (); )
		112	{
		113	if (cc->c1 == c1 && cc->c2 == c2)
		114	return COMPOSE_LO + (cc - v.begin ());
		115	}
		116
		117	// allocate a new combination
		118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		119	{
		120	static int seen;
		121
		122	if (!seen++)
		123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		124
		125	return REPLACEMENT_CHAR;
		126	}
		127
		128	v.push_back (compose_char (c1, c2));
		129
		130	return v.size () - 1 + COMPOSE_LO;
		131	}
		132
		133	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		134	{
		135	compose_char *cc = (*this)[c];
		136
		137	if (!cc)
		138	{
		139	if (r) *r = c;
		140	return 1;
		141	}
		142
		143	int len = expand (cc->c1, r);
		144
		145	if (r) r += len;
		146
		147	if (cc->c2 != NOCHAR)
		148	{
		149	len++;
		150	if (r) *r++ = cc->c2;
		151	}
		152
67	return p;	153	return len;
68	}
69		154
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	155	}
		156	#endif
75		157
76	rxvt_term::rxvt_term ()	158	rxvt_term::rxvt_term ()
77	: pty_ev (this, &rxvt_term::pty_cb),	159	:
		160	#if TRANSPARENT
		161	rootwin_ev (this, &rxvt_term::rootwin_cb),
		162	#endif
		163	#ifdef HAVE_SCROLLBARS
		164	scrollbar_ev (this, &rxvt_term::x_cb),
		165	#endif
		166	#ifdef MENUBAR
		167	menubar_ev (this, &rxvt_term::x_cb),
		168	#endif
78	#ifdef CURSOR_BLINK	169	#ifdef CURSOR_BLINK
		170	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		171	#endif
		172	#ifdef TEXT_BLINK
79	blink_ev (this, &rxvt_term::blink_cb),	173	text_blink_ev (this, &rxvt_term::text_blink_cb),
		174	#endif
		175	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		176	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		177	#endif
		178	#ifdef SELECTION_SCROLLING
		179	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		180	#endif
		181	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		182	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80	#endif	183	#endif
81	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev (this, &rxvt_term::pointer_cb),
83	#endif	186	#endif
		187	#ifdef USE_XIM
		188	im_ev (this, &rxvt_term::im_cb),
		189	#endif
		190	termwin_ev (this, &rxvt_term::x_cb),
84	x_ev (this, &rxvt_term::x_cb),	191	vt_ev (this, &rxvt_term::x_cb),
		192	check_ev (this, &rxvt_term::check_cb),
		193	flush_ev (this, &rxvt_term::flush_cb),
85	destroy_ev (this, &rxvt_term::destroy_cb),	194	destroy_ev (this, &rxvt_term::destroy_cb),
86	check_ev (this, &rxvt_term::check_cb),	195	pty_ev (this, &rxvt_term::pty_cb),
87	incr_ev (this, &rxvt_term::incr_cb)	196	incr_ev (this, &rxvt_term::incr_cb)
88	{	197	{
89	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204
		205	if (!keyboard)
		206	rxvt_fatal ("out of memory, aborting.\n");
		207	#endif
		208	}
		209
		210	// clean up the most important stuff, do *not* call x or free mem etc.
		211	// for use before an emergency exit
		212	void rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	#ifdef UTMP_SUPPORT
		218	privileged_utmp (RESTORE);
		219	#endif
		220
		221	pty.put ();
90	}	222	}
91		223
92	rxvt_term::~rxvt_term ()	224	rxvt_term::~rxvt_term ()
93	{	225	{
		226	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		227
		228	termlist.erase (find (termlist.begin (), termlist.end(), this));
		229
		230	emergency_cleanup ();
		231
		232	#if ENABLE_STYLES
		233	for (int i = RS_styleCount; --i; )
		234	if (fontset[i] != fontset[0])
		235	delete fontset[i];
		236	#endif
		237	delete fontset[0];
		238
		239	if (display)
		240	{
		241	dDisp;
		242
		243	selection_clear ();
		244
		245	#ifdef USE_XIM
		246	im_destroy ();
		247	#endif
		248	#ifdef MENUBAR
		249	if (menubarGC) XFreeGC (disp, menubarGC);
		250	#endif
		251	#ifdef XTERM_SCROLLBAR
		252	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		253	if (ShadowGC) XFreeGC (disp, ShadowGC);
		254	#endif
		255	#ifdef PLAIN_SCROLLBAR
		256	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		257	#endif
		258	#ifdef NEXT_SCROLLBAR
		259	if (blackGC) XFreeGC (disp, blackGC);
		260	if (whiteGC) XFreeGC (disp, whiteGC);
		261	if (grayGC) XFreeGC (disp, grayGC);
		262	if (darkGC) XFreeGC (disp, darkGC);
		263	if (stippleGC) XFreeGC (disp, stippleGC);
		264	if (dimple) XFreePixmap (disp, dimple);
		265	if (upArrow) XFreePixmap (disp, upArrow);
		266	if (downArrow) XFreePixmap (disp, downArrow);
		267	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		268	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		269	#endif
		270	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		271	if (topShadowGC) XFreeGC (disp, topShadowGC);
		272	if (botShadowGC) XFreeGC (disp, botShadowGC);
		273	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		274	#endif
		275	if (gc) XFreeGC (disp, gc);
		276
		277	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		278	delete menuBar.drawable;
		279	//if (menuBar.win)
		280	// XDestroyWindow (disp, menuBar.win);
		281	#endif
		282	delete drawable;
		283	// destroy all windows
		284	if (parent[0])
		285	XDestroyWindow (disp, parent[0]);
		286	}
		287
		288	// TODO: free pixcolours, colours should become part of rxvt_display
		289	delete pix_colors_focused;
		290	#if OFF_FOCUS_FADING
		291	delete pix_colors_unfocused;
		292	#endif
		293
		294	displays.put (display);
		295
94	scr_release ();	296	scr_release ();
95		297
		298	/* clear all resources */
		299	for (int i = 0; i < allocated.size (); i++)
		300	free (allocated [i]);
		301
		302	free (selection.text);
		303	// TODO: manage env vars in child only(!)
		304	free (env_windowid);
		305	free (env_display);
		306	free (env_term);
		307	free (env_colorfgbg);
96	free (locale);	308	free (locale);
97	free (codeset);	309	free (v_buffer);
		310	free (incr_buf);
98		311
99	#ifndef NO_SETOWNER_TTYDEV	312	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	313	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		314
113	if (cmd_fd >= 0)	315	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	316	delete keyboard;
		317	#endif
		318	}
115		319
116	if (Xfd >= 0)	320	void
117	XCloseDisplay (Xdisplay);	321	rxvt_term::child_exit ()
		322	{
		323	cmd_pid = 0;
118		324
119	delete PixColors;	325	if (!OPTION (Opt_hold))
		326	destroy ();
120	}	327	}
121		328
122	void	329	void
123	rxvt_term::destroy ()	330	rxvt_term::destroy ()
124	{	331	{
		332	if (destroy_ev.active)
		333	return;
		334
		335	#if ENABLE_OVERLAY
		336	scr_overlay_off ();
		337	#endif
		338
		339	if (display)
		340	{
		341	#if USE_XIM
		342	im_ev.stop (display);
		343	#endif
		344	#if HAVE_SCROLLBARS
		345	scrollbar_ev.stop (display);
		346	#endif
		347	#if MENUBAR
		348	menubar_ev.stop (display);
		349	#endif
		350	#if TRANSPARENT
		351	rootwin_ev.stop (display);
		352	#endif
		353	incr_ev.stop ();
		354	termwin_ev.stop (display);
		355	vt_ev.stop (display);
		356	}
		357
125	check_ev.stop ();	358	check_ev.stop ();
126	pty_ev.stop ();	359	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	360	#ifdef CURSOR_BLINK
		361	cursor_blink_ev.stop ();
		362	#endif
		363	#ifdef TEXT_BLINK
129	blink_ev.stop ();	364	text_blink_ev.stop ();
		365	#endif
		366	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		367	cont_scroll_ev.stop ();
		368	#endif
		369	#ifdef SELECTION_SCROLLING
		370	sel_scroll_ev.stop ();
130	#endif	371	#endif
131	#ifdef POINTER_BLANK	372	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	373	pointer_ev.stop ();
133	#endif	374	#endif
134		375
…		…
136	}	377	}
137		378
138	void	379	void
139	rxvt_term::destroy_cb (time_watcher &w)	380	rxvt_term::destroy_cb (time_watcher &w)
140	{	381	{
141	SET_R (this);	382	make_current ();
142		383
143	delete this;	384	delete this;
144	}	385	}
145		386
146	/*----------------------------------------------------------------------*/	387	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */	388	/*
148	/* LIBPROTO */	389	* Exit gracefully, clearing the utmp entry and restoring tty attributes
149	rxvt_t	390	* TODO: if debugging, this should free up any known resources if we can
150	rxvt_init (int argc, const char *const *argv)	391	*/
151	{	392	static XErrorHandler old_xerror_handler;
152	SET_R (new rxvt_term);
153	dR;
154		393
155	if (!R->init_vars () || !R->init (argc, argv))	394	static void
		395	rxvt_emergency_cleanup ()
		396	{
		397	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		398	(*t)->emergency_cleanup ();
		399	}
		400
		401	#if ENABLE_FRILLS
		402	static void
		403	print_x_error (Display *dpy, XErrorEvent *event)
		404	{
		405	char buffer[BUFSIZ];
		406	char mesg[BUFSIZ];
		407	char number[32];
		408	char *mtype = "XlibMessage";
		409	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		410	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		411	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		412	rxvt_warn ("%s: %s\n", mesg, buffer);
		413	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		415	sprintf(number, "%d", event->request_code);
		416	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		417	rxvt_warn ("(which is %s)\n", buffer);
		418	if (event->request_code >= 128) {
		419	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
156	{	422	}
157	delete R;	423	if ((event->error_code == BadWindow) ||
158	return NULL;	424	(event->error_code == BadPixmap) ||
		425	(event->error_code == BadCursor) ||
		426	(event->error_code == BadFont) ||
		427	(event->error_code == BadDrawable) ||
		428	(event->error_code == BadColor) ||
		429	(event->error_code == BadGC) ||
		430	(event->error_code == BadIDChoice) ||
		431	(event->error_code == BadValue) ||
		432	(event->error_code == BadAtom)) {
		433	if (event->error_code == BadValue)
		434	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		435	mesg, BUFSIZ);
		436	else if (event->error_code == BadAtom)
		437	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		438	mesg, BUFSIZ);
		439	else
		440	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		441	mesg, BUFSIZ);
		442	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		443	}
		444	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		445	mesg, BUFSIZ);
		446	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		447	}
		448	#endif
		449
		450	int
		451	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		452	{
		453	if (GET_R->allowedxerror == -1)
		454	GET_R->allowedxerror = event->error_code;
		455	else
159	}	456	{
160		457	// GET_R is most likely not the terminal which caused the error,
161	return R;	458	// so just output the error and continue
162	}	459	#if ENABLE_FRILLS
163		460	print_x_error (display, event);
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else	461	#else
		462	old_xerror_handler (display, event);
173	#endif	463	#endif
174	#endif	464	}
175		465
176	struct sigaction sa;	466	return 0;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}	467	}
193		468
		469	int
		470	rxvt_xioerror_handler (Display *display)
		471	{
		472	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		473	DisplayString (display));
		474	rxvt_emergency_cleanup ();
		475	_exit (EXIT_FAILURE);
		476	}
		477
		478	/*----------------------------------------------------------------------*/
194	bool	479	bool
195	rxvt_term::init (int argc, const char *const *argv)	480	rxvt_term::init (int argc, const char *const *argv)
196	{	481	{
		482	SET_R (this);
		483	set_locale ("");
		484	set_environ (envv); // few things in X do not call setlocale :(
		485
		486	if (!init_vars ())
		487	return false;
		488
		489	init_secondary ();
		490
		491	const char **cmd_argv = init_resources (argc, argv);
		492
		493	#ifdef KEYSYM_RESOURCE
		494	keyboard->register_done ();
		495	#endif
		496
		497	#if MENUBAR_MAX
		498	menubar_read (rs[Rs_menu]);
		499	#endif
		500	#ifdef HAVE_SCROLLBARS
		501	if (OPTION (Opt_scrollBar))
		502	scrollBar.setIdle (); /* set existence for size calculations */
		503	#endif
		504
		505	#if ENABLE_PERL
		506	if (!rs[Rs_perl_ext_1])
		507	rs[Rs_perl_ext_1] = "default";
		508
		509	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		510	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		511	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		512	{
		513	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		514	// ignore some perl-related arguments if some bozo installed us set[ug]id
		515	if (rxvt_tainted ())
		516	{
		517	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
		518	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		519	{
		520	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
		521	rs[Rs_perl_lib] = 0;
		522	rs[Rs_perl_eval] = 0;
		523	}
		524	}
		525	#endif
		526	rxvt_perl.init (this);
		527	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		528	}
		529	#endif
		530
		531	create_windows (argc, argv);
		532
		533	dDisp;
		534
		535	init_xlocale ();
		536
		537	scr_reset (); // initialize screen
		538
		539	#if 0
		540	XSynchronize (disp, True);
		541	#endif
		542
		543	#ifdef HAVE_SCROLLBARS
		544	if (OPTION (Opt_scrollBar))
		545	resize_scrollbar (); /* create and map scrollbar */
		546	#endif
		547	#if (MENUBAR_MAX)
		548	if (menubar_visible ())
		549	XMapWindow (disp, menuBar.win);
		550	#endif
		551	#ifdef TRANSPARENT
		552	if (OPTION (Opt_transparent))
		553	{
		554	XSelectInput (disp, display->root, PropertyChangeMask);
		555	check_our_parents ();
		556	rootwin_ev.start (display, display->root);
		557	}
		558	#endif
		559
		560	XMapWindow (disp, vt);
		561	XMapWindow (disp, parent[0]);
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty.pty >= 0)
		570	pty_ev.start (pty.pty, EVENT_READ);
		571
		572	check_ev.start ();
		573
		574	HOOK_INVOKE ((this, HOOK_START, DT_END));
		575
		576	return true;
		577	}
		578
		579	static struct sig_handlers
		580	{
		581	sig_watcher sw_chld, sw_term, sw_int;
		582
		583	void sig_chld (sig_watcher &w)
		584	{
		585	// we are being called for every SIGCHLD, find the corresponding term
		586	int pid;
		587
		588	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		589	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		590	if (pid == (*t)->cmd_pid)
		591	{
		592	(*t)->child_exit ();
		593	break;
		594	}
		595	}
		596
		597	/*
		598	* Catch a fatal signal and tidy up before quitting
		599	*/
		600	void
		601	sig_term (sig_watcher &w)
		602	{
		603	#ifdef DEBUG_CMD
		604	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		605	#endif
		606	rxvt_emergency_cleanup ();
		607	signal (w.signum, SIG_DFL);
		608	kill (getpid (), w.signum);
		609	}
		610
		611	sig_handlers ()
		612	: sw_chld (this, &sig_handlers::sig_chld),
		613	sw_term (this, &sig_handlers::sig_term),
		614	sw_int (this, &sig_handlers::sig_term)
		615	{
		616	}
		617	} sig_handlers;
		618
		619	char **rxvt_environ; // startup environment
		620
		621	void
		622	rxvt_init ()
		623	{
		624	rxvt_environ = environ;
		625
197	/*	626	/*
198	* Save and then give up any super-user privileges	627	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.	628	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:	629	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems	630	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems	631	* 2. chown tty on some systems
203	*/	632	*/
204	rxvt_privileges (this, SAVE);	633	rxvt_privileges (SAVE);
205	rxvt_privileges (this, IGNORE);	634	rxvt_privileges (IGNORE);
206		635
207	#if HAVE_XSETLOCALE || HAVE_SETLOCALE	636	signal (SIGHUP, SIG_IGN);
208	locale = strdup (setlocale (LC_CTYPE, ""));	637	signal (SIGPIPE, SIG_IGN);
209	#endif
210	#if HAVE_NL_LANGINFO
211	codeset = strdup (nl_langinfo (CODESET));
212	#endif
213		638
214	init_secondary ();	639	sig_handlers.sw_chld.start (SIGCHLD);
		640	sig_handlers.sw_term.start (SIGTERM);
		641	sig_handlers.sw_int.start (SIGINT);
215		642
216	const char **cmd_argv = init_resources (argc, argv);	643	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		644	/* signal (SIGURG, SIG_DFL); */
217		645
218	#if (MENUBAR_MAX)	646	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
219	rxvt_menubar_read (this, rs[Rs_menu]);	647	// TODO: handle this with exceptions and tolerate the memory loss
220	#endif	648	XSetIOErrorHandler (rxvt_xioerror_handler);
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225		649
226	rxvt_Create_Windows (this, argc, argv);	650	XrmInitialize ();
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	rxvt_Gr_reset (this); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	rxvt_check_our_parents (this);
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}
271
272	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */
275	/*
276	* Catch a SIGCHLD signal and exit if the direct child has died
277	*/
278	/* ARGSUSED */
279	/* EXTPROTO */
280	RETSIGTYPE
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{
283	int pid, save_errno = errno;
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285	;
286	errno = save_errno;
287
288	#if 0
289	if (pid == R->cmd_pid)
290	exit (EXIT_SUCCESS);
291	#endif
292	}
293
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* INTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	dR;
316
317	if (R->allowedxerror == -1)
318	R->allowedxerror = event->error_code;
319	else
320	{
321	rxvt_print_error("XError: Request: %d . %d, Error: %d",
322	event->request_code, event->minor_code,
323	event->error_code);
324
325	R->destroy ();
326	}
327
328	return 0;
329	}
330
331	/*----------------------------------------------------------------------*/
332	/*
333	* Exit gracefully, clearing the utmp entry and restoring tty attributes
334	* TODO: if debugging, this should free up any known resources if we can
335	*/
336	/* EXTPROTO */
337	void
338	rxvt_clean_exit ()
339	{
340	dR;
341
342	R->destroy ();
343	}	651	}
344		652
345	/* ------------------------------------------------------------------------- *	653	/* ------------------------------------------------------------------------- *
346	* MEMORY ALLOCATION WRAPPERS *	654	* MEMORY ALLOCATION WRAPPERS *
347	* ------------------------------------------------------------------------- */	655	* ------------------------------------------------------------------------- */
348	/* EXTPROTO */	656	void *
		657	rxvt_malloc (size_t size)
		658	{
		659	void *p = malloc (size);
		660
		661	if (!p)
		662	rxvt_fatal ("memory allocation failure. aborting.\n");
		663
		664	return p;
		665	}
		666
		667	void *
		668	rxvt_calloc (size_t number, size_t size)
		669	{
		670	void *p = calloc (number, size);
		671
		672	if (!p)
		673	rxvt_fatal ("memory allocation failure. aborting.\n");
		674
		675	return p;
		676	}
		677
349	void *	678	void *
350	rxvt_malloc(size_t size)
351	{
352	void *p;
353
354	p = malloc(size);
355	if (p)
356	return p;
357
358	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
359	rxvt_clean_exit();
360	exit(EXIT_FAILURE);
361	/* NOTREACHED */
362	}
363
364	/* EXTPROTO */
365	void *
366	rxvt_calloc(size_t number, size_t size)
367	{
368	void *p;
369
370	p = calloc(number, size);
371	if (p)
372	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}
379
380	/* EXTPROTO */
381	void *
382	rxvt_realloc(void *ptr, size_t size)	679	rxvt_realloc (void *ptr, size_t size)
383	{	680	{
384	void *p;
385
386	if (ptr)
387	p = realloc(ptr, size);	681	void *p = realloc (ptr, size);
388	else	682
389	p = malloc(size);
390	if (p)	683	if (!p)
		684	rxvt_fatal ("memory allocation failure. aborting.\n");
		685
391	return p;	686	return p;
392
393	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
394	rxvt_clean_exit();
395	exit(EXIT_FAILURE);
396	/* NOTREACHED */
397	}	687	}
398		688
399	/* ------------------------------------------------------------------------- *	689	/* ------------------------------------------------------------------------- *
400	* PRIVILEGED OPERATIONS *	690	* PRIVILEGED OPERATIONS *
401	* ------------------------------------------------------------------------- */	691	* ------------------------------------------------------------------------- */
402	/* take care of suid/sgid super-user (root) privileges */	692	/* take care of suid/sgid super-user (root) privileges */
403	/* INTPROTO */
404	void	693	void
405	rxvt_privileges(pR_ int mode)	694	rxvt_privileges (rxvt_privaction action)
406	{	695	{
407	#if ! defined(__CYGWIN32__)	696	#if ! defined(__CYGWIN32__)
408	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	697	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
409	/* setreuid() is the poor man's setuid(), seteuid() */	698	/* setreuid () is the poor man's setuid (), seteuid () */
410	# define seteuid(a) setreuid(-1, (a))	699	# define seteuid(a) setreuid(-1, (a))
411	# define setegid(a) setregid(-1, (a))	700	# define setegid(a) setregid(-1, (a))
412	# define HAVE_SETEUID	701	# define HAVE_SETEUID
413	# endif	702	# endif
414	# ifdef HAVE_SETEUID	703	# ifdef HAVE_SETEUID
415	switch (mode) {	704	switch (action)
		705	{
416	case IGNORE:	706	case IGNORE:
417	/*	707	/*
418	* change effective uid/gid - not real uid/gid - so we can switch	708	* change effective uid/gid - not real uid/gid - so we can switch
419	* back to root later, as required	709	* back to root later, as required
420	*/	710	*/
421	seteuid(getuid());
422	setegid(getgid());	711	setegid (getgid ());
		712	seteuid (getuid ());
423	break;	713	break;
424	case SAVE:	714	case SAVE:
425	R->euid = geteuid();
426	R->egid = getegid();	715	saved_egid = getegid ();
		716	saved_euid = geteuid ();
427	break;	717	break;
428	case RESTORE:	718	case RESTORE:
429	seteuid(R->euid);
430	setegid(R->egid);	719	setegid (saved_egid);
		720	seteuid (saved_euid);
431	break;	721	break;
432	}	722	}
433	# else	723	# else
434	switch (mode) {	724	switch (action)
		725	{
435	case IGNORE:	726	case IGNORE:
436	setuid(getuid());
437	setgid(getgid());	727	setgid (getgid ());
		728	setuid (getuid ());
438	/* FALLTHROUGH */	729	/* FALLTHROUGH */
439	case SAVE:	730	case SAVE:
440	/* FALLTHROUGH */	731	/* FALLTHROUGH */
441	case RESTORE:	732	case RESTORE:
442	break;	733	break;
443	}	734	}
444	# endif	735	# endif
445	#endif	736	#endif
446	}	737	}
447		738
448	#ifdef UTMP_SUPPORT	739	#ifdef UTMP_SUPPORT
449	/* EXTPROTO */
450	void	740	void
451	rxvt_privileged_utmp(pR_ char action)	741	rxvt_term::privileged_utmp (rxvt_privaction action)
452	{	742	{
453	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	743	if (OPTION (Opt_utmpInhibit)
454	action, R->next_utmp_action, getpid()));	744	|| !pty.name || !*pty.name)
455	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
456	|| (R->Options & Opt_utmpInhibit)
457	|| R->ttydev == NULL || *R->ttydev == '\0')
458	return;	745	return;
459		746
460	rxvt_privileges(aR_ RESTORE);	747	rxvt_privileges (RESTORE);
		748
461	if (action == SAVE) {	749	if (action == SAVE)
462	R->next_utmp_action = RESTORE;	750	makeutent (pty.name, rs[Rs_display_name]);
463	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	751	else
464	} else { /* action == RESTORE */	752	cleanutent ();
465	R->next_utmp_action = IGNORE;	753
466	rxvt_cleanutent(aR);
467	}
468	rxvt_privileges(aR_ IGNORE);	754	rxvt_privileges (IGNORE);
469	}
470	#endif
471
472	#ifndef NO_SETOWNER_TTYDEV
473	/* EXTPROTO */
474	void
475	rxvt_privileged_ttydev(pR_ char action)
476	{
477	D_MAIN((stderr,
478	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
479	action, R->next_tty_action, getpid()));
480	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
481	|| R->ttydev == NULL || *R->ttydev == '\0')
482	return;
483
484	rxvt_privileges(aR_ RESTORE);
485
486	if (action == SAVE) {
487	R->next_tty_action = RESTORE;
488	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
489	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
490	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
491	R->next_tty_action = IGNORE;
492	else
493	# endif
494	{
495	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
496	chmod(R->ttydev, R->ttymode);
497	# ifdef HAVE_REVOKE
498	revoke(R->ttydev);
499	# endif
500	}
501	} else { /* action == RESTORE */
502	R->next_tty_action = IGNORE;
503	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
504	chmod(R->ttydev, R->ttyfd_stat.st_mode);
505	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
506	# else
507	chmod(R->ttydev,
508	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
509	chown(R->ttydev, 0, 0);
510	# endif
511	}
512
513	rxvt_privileges(aR_ IGNORE);
514
515	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
516	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
517	action == RESTORE ? "Restoring" : (action ==
518	SAVE ? "Saving" :
519	"UNKNOWN ERROR for"), R->ttydev,
520	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
521	R->ttyfd_stat.st_gid));
522	# endif
523	}	755	}
524	#endif	756	#endif
525		757
526	/*----------------------------------------------------------------------*/	758	/*----------------------------------------------------------------------*/
527	/*	759	/*
528	* window size/position calculcations for XSizeHint and other storage.	760	* window size/position calculcations for XSizeHint and other storage.
529	* if width/height are non-zero then override calculated width/height	761	* if width/height are non-zero then override calculated width/height
530	*/	762	*/
531	/* EXTPROTO */
532	void	763	void
533	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	764	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	765	{
535	short recalc_x, recalc_y;	766	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	767	int x, y, sb_w, mb_h, flags;
537	unsigned int w, h;	768	unsigned int w, h;
538	unsigned int max_width, max_height;	769	unsigned int max_width, max_height;
		770	dDisp;
539		771
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	772	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	773	ncol, nrow, szHint.width, szHint.height));
542	R->szHint.height));	774
543	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	775	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	R->szHint.win_gravity = NorthWestGravity;	776	szHint.win_gravity = NorthWestGravity;
545	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	777	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		778
547	recalc_x = recalc_y = 0;	779	recalc_x = recalc_y = 0;
548	flags = 0;	780	flags = 0;
		781
549	if (!R->parsed_geometry) {	782	if (!parsed_geometry)
		783	{
550	R->parsed_geometry = 1;	784	parsed_geometry = 1;
		785
551	if (R->rs[Rs_geometry])	786	if (rs[Rs_geometry])
552	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	787	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		788
553	if (flags & WidthValue) {	789	if (flags & WidthValue)
554	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	790	{
		791	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555	R->szHint.flags |= USSize;	792	szHint.flags |= USSize;
556	}	793	}
		794
557	if (flags & HeightValue) {	795	if (flags & HeightValue)
558	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	796	{
		797	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559	R->szHint.flags |= USSize;	798	szHint.flags |= USSize;
560	}	799	}
		800
561	if (flags & XValue) {	801	if (flags & XValue)
		802	{
562	R->szHint.x = x;	803	szHint.x = x;
563	R->szHint.flags |= USPosition;	804	szHint.flags |= USPosition;
		805
564	if (flags & XNegative) {	806	if (flags & XNegative)
		807	{
565	recalc_x = 1;	808	recalc_x = 1;
566	R->szHint.win_gravity = NorthEastGravity;	809	szHint.win_gravity = NorthEastGravity;
567	}	810	}
568	}	811	}
		812
569	if (flags & YValue) {	813	if (flags & YValue)
		814	{
570	R->szHint.y = y;	815	szHint.y = y;
571	R->szHint.flags |= USPosition;	816	szHint.flags |= USPosition;
		817
572	if (flags & YNegative) {	818	if (flags & YNegative)
		819	{
573	recalc_y = 1;	820	recalc_y = 1;
		821
574	if (R->szHint.win_gravity == NorthEastGravity)	822	if (szHint.win_gravity == NorthEastGravity)
575	R->szHint.win_gravity = SouthEastGravity;	823	szHint.win_gravity = SouthEastGravity;
576	else	824	else
577	R->szHint.win_gravity = SouthWestGravity;	825	szHint.win_gravity = SouthWestGravity;
578	}	826	}
579	}	827	}
580	}	828	}
		829
581	/* TODO: BOUNDS */	830	/* TODO: BOUNDS */
582	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	831	width = ncol * fwidth;
583	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	832	height = nrow * fheight;
584	max_width = MAX_COLS * R->TermWin.fwidth;	833	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * R->TermWin.fheight;	834	max_height = MAX_ROWS * fheight;
586		835
587	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	836	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		837
589	sb_w = mb_h = 0;	838	sb_w = mb_h = 0;
590	R->window_vt_x = R->window_vt_y = 0;	839	window_vt_x = window_vt_y = int_bwidth;
		840
591	if (scrollbar_visible(R)) {	841	if (scrollbar_visible ())
		842	{
592	sb_w = scrollbar_TotalWidth();	843	sb_w = scrollbar_TotalWidth ();
593	R->szHint.base_width += sb_w;	844	szHint.base_width += sb_w;
594	if (!(R->Options & Opt_scrollBar_right))	845	if (!OPTION (Opt_scrollBar_right))
595	R->window_vt_x = sb_w;	846	window_vt_x += sb_w;
596	}	847	}
		848
597	if (menubar_visible(R)) {	849	if (menubar_visible ())
		850	{
598	mb_h = menuBar_TotalHeight();	851	mb_h = menuBar_TotalHeight ();
599	R->szHint.base_height += mb_h;	852	szHint.base_height += mb_h;
600	R->window_vt_y = mb_h;	853	window_vt_y += mb_h;
601	}	854	}
		855
602	R->szHint.width_inc = R->TermWin.fwidth;	856	szHint.width_inc = fwidth;
603	R->szHint.height_inc = R->TermWin.fheight;	857	szHint.height_inc = fheight;
604	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	858	szHint.min_width = szHint.base_width + szHint.width_inc;
605	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	859	szHint.min_height = szHint.base_height + szHint.height_inc;
606		860
607	if (width && width - R->szHint.base_width < max_width) {	861	if (newwidth && newwidth - szHint.base_width < max_width)
		862	{
608	R->szHint.width = width;	863	szHint.width = newwidth;
609	R->TermWin.width = width - R->szHint.base_width;	864	width = newwidth - szHint.base_width;
610	} else {	865	}
611	MIN_IT(R->TermWin.width, max_width);	866	else
		867	{
		868	min_it (width, max_width);
612	R->szHint.width = R->szHint.base_width + R->TermWin.width;	869	szHint.width = szHint.base_width + width;
613	}	870	}
		871
614	if (height && height - R->szHint.base_height < max_height) {	872	if (newheight && newheight - szHint.base_height < max_height)
		873	{
615	R->szHint.height = height;	874	szHint.height = newheight;
616	R->TermWin.height = height - R->szHint.base_height;	875	height = newheight - szHint.base_height;
617	} else {	876	}
618	MIN_IT(R->TermWin.height, max_height);	877	else
		878	{
		879	min_it (height, max_height);
619	R->szHint.height = R->szHint.base_height + R->TermWin.height;	880	szHint.height = szHint.base_height + height;
620	}	881	}
		882
621	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	883	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
622	R->window_sb_x = R->szHint.width - sb_w;	884	window_sb_x = szHint.width - sb_w;
623		885
624	if (recalc_x)	886	if (recalc_x)
625	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	887	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
626	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
627	if (recalc_y)	888	if (recalc_y)
628	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	889	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
629	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
630		890
631	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	891	ncol = width / fwidth;
632	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	892	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	893	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	894	ncol, nrow, szHint.width,
635	R->szHint.height));	895	szHint.height));
636	return;	896	return;
637	}	897	}
638		898
639	/*----------------------------------------------------------------------*/	899	/*----------------------------------------------------------------------*/
640	/*	900	/*
641	* Tell the teletype handler what size the window is.	901	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	902	* Called after a window size change.
643	*/	903	*/
644	void	904	void
645	rxvt_term::tt_winch ()	905	rxvt_term::tt_winch ()
646	{	906	{
647	struct winsize ws;	907	if (pty.pty < 0)
648
649	if (cmd_fd < 0)
650	return;	908	return;
651		909
		910	struct winsize ws;
		911
652	ws.ws_col = TermWin.ncol;	912	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	913	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	914	ws.ws_xpixel = width;
655	#ifndef DEBUG_SIZE	915	ws.ws_ypixel = height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	916	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
657	#else	917
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	918	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	919	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	920	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	921	kill (-cmd_pid, SIGWINCH);
663	# endif
664	#endif	922	#endif
665	}	923	}
666		924
667	/*----------------------------------------------------------------------*/	925	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	926	/* set_fonts () - load and set the various fonts
669	/*	927	*
670	* init = 1 - initialize	928	* init = 1 - initialize
671	*	929	*
672	* fontname == FONT_UP - switch to bigger font	930	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	931	* fontname == FONT_DN - switch to smaller font
674	*/	932	*/
675	/* EXTPROTO */	933	bool
676	void	934	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	935	{
679	}	936	rxvt_fontset *fs = new rxvt_fontset (this);
		937	rxvt_fontprop prop;
680		938
681	/* INTPROTO */	939	if (!fs
682	void	940	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683	rxvt_font_up_down(pR_ int n, int direction)	941	|| !fs->realize_font (1))
		942	{
		943	delete fs;
		944	return false;
		945	}
		946
		947	#if ENABLE_STYLES
		948	for (int i = RS_styleCount; --i; )
		949	if (fontset[i] != fontset[0])
		950	delete fontset[i];
		951	#endif
		952
		953	delete fontset[0];
		954	fontset[0] = fs;
		955
		956	prop = (*fs)[1]->properties ();
		957	prop.height += lineSpace;
		958	fs->set_prop (prop);
		959
		960	fwidth = prop.width;
		961	fheight = prop.height;
		962	fbase = prop.ascent;
		963
		964	for (int style = 1; style < 4; style++)
		965	{
		966	#if ENABLE_STYLES
		967	const char *res = rs[Rs_font + style];
		968
		969	if (res && !*res)
		970	fontset[style] = fontset[0];
		971	else
		972	{
		973	fontset[style] = fs = new rxvt_fontset (this);
		974	rxvt_fontprop prop2 = prop;
		975
		976	if (res)
		977	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		978	else
		979	{
		980	res = fontset[0]->fontdesc;
		981
		982	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		983	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		984	}
		985
		986	fs->populate (res);
		987	fs->set_prop (prop2);
		988	}
		989	#else
		990	fontset[style] = fontset[0];
		991	#endif
		992	}
		993
		994	if (parent[0])
		995	{
		996	resize_all_windows (0, 0, 0);
		997	scr_remap_chars ();
		998	scr_touch (true);
		999	}
		1000
		1001	return true;
		1002	}
		1003
		1004	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	1005	{
		1006	XChangeProperty (display->display, parent[0],
		1007	prop, XA_STRING, 8, PropModeReplace,
		1008	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		1009	}
		1010
		1011	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		1012	{
		1013	wchar_t *ws = rxvt_mbstowcs (str, len);
		1014	char *s = rxvt_wcstoutf8 (ws);
		1015
		1016	XChangeProperty (display->display, parent[0],
		1017	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		1018	(const unsigned char *)s, strlen (s));
		1019
		1020	free (s);
		1021	free (ws);
685	}	1022	}
686		1023
687	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	1025	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	1026	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	1027	void
692	rxvt_set_title(pR_ const char *str)	1028	rxvt_term::set_title (const char *str)
693	{	1029	{
694	#ifndef SMART_WINDOW_TITLE	1030	set_string_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	1031	#if ENABLE_EWMH
		1032	set_utf8_property (xa[XA_NET_WM_NAME], str);
		1033	#endif
		1034	}
		1035
		1036	void
		1037	rxvt_term::set_icon_name (const char *str)
		1038	{
		1039	set_string_property (XA_WM_ICON_NAME, str);
		1040	#if ENABLE_EWMH
		1041	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		1042	#endif
		1043	}
		1044
		1045	#ifdef XTERM_COLOR_CHANGE
		1046	void
		1047	rxvt_term::set_window_color (int idx, const char *color)
		1048	{
		1049	rxvt_color xcol;
		1050	int i;
		1051
		1052	if (color == NULL || *color == '\0')
		1053	return;
		1054
		1055	/* handle color aliases */
		1056	if (isdigit (*color))
		1057	{
		1058	i = atoi (color);
		1059
		1060	if (i >= 8 && i <= 15)
		1061	{ /* bright colors */
		1062	i -= 8;
		1063	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		1064	SET_PIXCOLOR (idx);
		1065	goto done;
		1066	}
		1067
		1068	if (i >= 0 && i <= 7)
		1069	{ /* normal colors */
		1070	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1071	SET_PIXCOLOR (idx);
		1072	goto done;
		1073	}
		1074	}
		1075
		1076	if (!rXParseAllocColor (&xcol, color))
		1077	return;
		1078
		1079	/* XStoreColor (display->display, display->cmap, XColor*); */
		1080
		1081	/*
		1082	* FIXME: should free colors here, but no idea how to do it so instead,
		1083	* so just keep gobbling up the colormap
		1084	*/
		1085	# if 0
		1086	for (i = Color_Black; i <= Color_White; i++)
		1087	if (pix_colors[idx] == pix_colors[i])
		1088	break;
		1089	if (i > Color_White)
		1090	{
		1091	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1092	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1093	DisplayPlanes (display->display, display->screen));
		1094	}
		1095	# endif
		1096
		1097	pix_colors_focused[idx] = xcol;
		1098	SET_PIXCOLOR (idx);
		1099
		1100	/* XSetWindowAttributes attr; */
		1101	/* Cursor cursor; */
		1102	done:
		1103
		1104	#if OFF_FOCUS_FADING
		1105	if (rs[Rs_fade])
		1106	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1107	#endif
		1108
		1109	/*TODO: handle Color_BD, scrollbar background, etc. */
		1110
		1111	recolour_cursor ();
		1112	scr_recolour ();
		1113	}
		1114
696	#else	1115	#else
697	char *name;
698
699	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700	name = NULL;
701	if (name == NULL || STRCMP(name, str))
702	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703	if (name)
704	XFree(name);
705	#endif
706	}
707
708	/* EXTPROTO */
709	void
710	rxvt_set_iconName(pR_ const char *str)
711	{
712	#ifndef SMART_WINDOW_TITLE
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
714	#else
715	char *name;
716
717	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718	name = NULL;
719	if (name == NULL || STRCMP(name, str))
720	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721	if (name)
722	XFree(name);
723	#endif
724	}
725
726	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void
729	rxvt_set_window_color(pR_ int idx, const char *color)
730	{
731	rxvt_color xcol;
732	int i;
733
734	if (color == NULL || *color == '\0')
735	return;
736
737	/* handle color aliases */
738	if (isdigit(*color)) {
739	i = atoi(color);
740	if (i >= 8 && i <= 15) { /* bright colors */
741	i -= 8;
742	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);
745	goto Done;
746	# endif
747	}
748	if (i >= 0 && i <= 7) { /* normal colors */
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];
750	SET_PIXCOLOR(R, idx);
751	goto Done;
752	}
753	}
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757
758	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap
761	*/
762	# if 0
763	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])
765	break;
766	if (i > Color_White) {
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));
770	}
771	# endif
772
773	R->PixColors[idx] = xcol;
774	SET_PIXCOLOR(R, idx);
775
776	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */
778	Done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782
783	/* handle Color_BD, scrollbar background, etc. */
784
785	rxvt_set_colorfgbg (aR);
786	R->recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */
788	rxvt_scr_poweron (aR);
789	}
790
791	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1116	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	1117	#endif /* XTERM_COLOR_CHANGE */
794		1118
795	void	1119	void
796	rxvt_term::recolour_cursor ()	1120	rxvt_term::recolour_cursor ()
797	{	1121	{
798	#if TODO
799	rxvt_color xcol[2];	1122	XColor xcol[2];
800		1123
801	xcol[0] = PixColors[Color_pointer];	1124	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	1125	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1126	: pix_colors_focused[Color_fg];
		1127	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1128	? pix_colors_focused[Color_pointer_bg]
		1129	: pix_colors_focused[Color_bg];
		1130
		1131	XQueryColors (display->display, display->cmap, xcol, 2);
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1132	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805	#endif
806	}	1133	}
807		1134
808	/*----------------------------------------------------------------------*/	1135	/*----------------------------------------------------------------------*/
809	/*	1136	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	1137	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	1138	*/
812	/* INTPROTO */
813	void	1139	void
814	rxvt_set_colorfgbg(pR)	1140	rxvt_term::set_colorfgbg ()
815	{	1141	{
816	unsigned int i;	1142	unsigned int i;
817	const char *xpmb = "\0";	1143	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1144	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		1145
820	R->env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1146	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");	1147	strcpy (fstr, "default");
823	STRCPY(bstr, "default");	1148	strcpy (bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1149	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1150	if (pix_colors[Color_fg] == pix_colors[i])
		1151	{
826	sprintf(fstr, "%d", (i - Color_Black));	1152	sprintf (fstr, "%d", (i - Color_Black));
827	break;	1153	break;
828	}	1154	}
		1155
829	for (i = Color_Black; i <= Color_White; i++)	1156	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1157	if (pix_colors[Color_bg] == pix_colors[i])
		1158	{
831	sprintf(bstr, "%d", (i - Color_Black));	1159	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1160	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	1161	xpmb = "default;";
834	#endif	1162	#endif
835	break;	1163	break;
836	}	1164	}
		1165
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1166	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838	putenv(R->env_colorfgbg);
839
840	#ifndef NO_BRIGHTCOLOR
841	R->colorfgbg = DEFAULT_RSTYLE;
842	for (i = minCOLOR; i <= maxCOLOR; i++) {
843	if (R->PixColors[Color_fg] == R->PixColors[i])
844	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845	if (R->PixColors[Color_bg] == R->PixColors[i])
846	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847	}
848	#endif
849	}	1167	}
850		1168
851	/*----------------------------------------------------------------------*/	1169	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1170
857	/* EXTPROTO */
858	int	1171	int
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1172	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860	{	1173	{
861	screen_in_out->set(aR_ colour);
862
863	if (!screen_in_out->set(aR_ colour)) {	1174	if (!screen_in_out->set (display, colour))
864	rxvt_print_error("can't allocate colour: %s", colour);	1175	{
		1176	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865	return false;	1177	return false;
866	}	1178	}
867		1179
868	return true;	1180	return true;
869	}	1181	}
870		1182
871	/* -------------------------------------------------------------------- *	1183	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1184	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1185	* -------------------------------------------------------------------- */
874	/* EXTPROTO */
875	void	1186	void
876	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1187	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
877	int ignoreparent)
878	{	1188	{
879	int fix_screen;	1189	int fix_screen;
		1190	int old_width = szHint.width, old_height = szHint.height;
		1191	dDisp;
880		1192
		1193	window_calc (newwidth, newheight);
		1194	XSetWMNormalHints (disp, parent[0], &szHint);
		1195
		1196	if (!ignoreparent)
		1197	{
881	#ifdef SMART_RESIZE	1198	#ifdef SMART_RESIZE
882	int old_width = R->szHint.width, old_height = R->szHint.height;	1199	/*
883	#endif
884
885	rxvt_window_calc(aR_ width, height);
886	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
887	if (!ignoreparent) {
888	#ifdef SMART_RESIZE
889	/*
890	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1200	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
891	* reposition window on resize depending on placement on screen	1201	* reposition window on resize depending on placement on screen
892	*/	1202	*/
893	int x, y, x1, y1;	1203	int x, y, x1, y1;
894	int dx, dy;	1204	int dx, dy;
895	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1205	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
896	Window unused_cr;	1206	Window unused_cr;
897		1207
898	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1208	XTranslateCoordinates (disp, parent[0], display->root,
899	0, 0, &x, &y, &unused_cr);	1209	0, 0, &x, &y, &unused_cr);
900	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1210	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
901	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1211	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
902	/*	1212	/*
903	* if Xroot isn't the parent window, a WM will probably have offset	1213	* if display->root isn't the parent window, a WM will probably have offset
904	* our position for handles and decorations. Counter it	1214	* our position for handles and decorations. Counter it
905	*/	1215	*/
906	if (x1 != x || y1 != y) {	1216	if (x1 != x || y1 != y)
		1217	{
907	x -= x1;	1218	x -= x1;
908	y -= y1;	1219	y -= y1;
909	}	1220	}
910		1221
911	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1222	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
912	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1223	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
913	dx = old_width - R->szHint.width;	1224	dx = old_width - szHint.width;
914	dy = old_height - R->szHint.height;	1225	dy = old_height - szHint.height;
915		1226
916	/* Check position of the center of the window */	1227	/* Check position of the center of the window */
917	if (x < x1) /* left half */	1228	if (x < x1) /* left half */
918	dx = 0;	1229	dx = 0;
919	else if (x == x1) /* exact center */	1230	else if (x == x1) /* exact center */
920	dx /= 2;	1231	dx /= 2;
921	if (y < y1) /* top half */	1232	if (y < y1) /* top half */
922	dy = 0;	1233	dy = 0;
923	else if (y == y1) /* exact center */	1234	else if (y == y1) /* exact center */
924	dy /= 2;	1235	dy /= 2;
925		1236
926	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1237	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
927	R->szHint.width, R->szHint.height);	1238	szHint.width, szHint.height);
928	#else	1239	#else
929	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1240	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
930	R->szHint.height);
931	#endif	1241	#endif
932	}	1242	}
933		1243
934	fix_screen = (R->TermWin.ncol != R->prev_ncol	1244	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
935	|| R->TermWin.nrow != R->prev_nrow);	1245
936	if (fix_screen || width != R->old_width || height != R->old_height) {	1246	if (fix_screen || newwidth != old_width || newheight != old_height)
		1247	{
937	if (scrollbar_visible(R)) {	1248	if (scrollbar_visible ())
		1249	{
938	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1250	XMoveResizeWindow (disp, scrollBar.win,
		1251	window_sb_x, 0,
939	0, scrollbar_TotalWidth(), R->szHint.height);	1252	scrollbar_TotalWidth (), szHint.height);
940	rxvt_Resize_scrollBar(aR);	1253	resize_scrollbar ();
941	}	1254	}
		1255
942	if (menubar_visible(R))	1256	if (menubar_visible ())
943	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1257	XMoveResizeWindow (disp, menuBar.win,
		1258	window_vt_x, 0,
944	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1259	width, menuBar_TotalHeight ());
945	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1260
946	R->window_vt_y, TermWin_TotalWidth(),	1261	XMoveResizeWindow (disp, vt,
		1262	window_vt_x, window_vt_y,
947	TermWin_TotalHeight());	1263	width, height);
948	#ifdef RXVT_GRAPHICS	1264
949	if (R->old_height)
950	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
951	R->old_height - R->szHint.base_height);
952	#endif
953	rxvt_scr_clear(aR);	1265	scr_clear ();
954	#ifdef XPM_BACKGROUND	1266	#ifdef XPM_BACKGROUND
955	rxvt_resize_pixmap(aR);	1267	resize_pixmap ();
956	#endif	1268	#endif
957	}	1269	}
958		1270
959	if (fix_screen || R->old_height == 0) {	1271	if (fix_screen || old_height == 0)
		1272	{
960	int curr_screen = -1;	1273	int curr_screen = -1;
961	uint16_t old_ncol = R->prev_ncol;	1274	int old_ncol = prev_ncol;
962		1275
963	/* scr_reset only works on the primary screen */	1276	/* scr_reset only works on the primary screen */
964	if (R->old_height) /* this is not the first time through */	1277	if (old_height) /* this is not the first time through */
		1278	{
		1279	unsigned int ocol = ncol;
		1280	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
965	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1281	curr_screen = scr_change_screen (PRIMARY);
966		1282	ncol = ocol;
967	R->scr_reset();
968
969	if (curr_screen >= 0) { /* this is not the first time through */
970	rxvt_scr_change_screen(aR_ curr_screen);
971	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
972	}	1283	}
973	}
974		1284
		1285	scr_reset ();
		1286
		1287	if (curr_screen >= 0) /* this is not the first time through */
		1288	{
		1289	scr_change_screen (curr_screen);
		1290	selection_check (old_ncol != ncol ? 4 : 0);
		1291	}
		1292	}
		1293
975	R->old_width = R->szHint.width;	1294	old_width = szHint.width;
976	R->old_height = R->szHint.height;	1295	old_height = szHint.height;
		1296
		1297	#ifdef XPM_BACKGROUND
		1298	if (pixmap)
		1299	scr_touch (false);
		1300	#endif
977		1301
978	#ifdef USE_XIM	1302	#ifdef USE_XIM
979	rxvt_IMSetStatusPosition(aR);	1303	IMSetStatusPosition ();
980	#endif	1304	#endif
981	}	1305	}
982		1306
983	/*	1307	/*
984	* Set the width/height of the vt window in characters. Units are pixels.	1308	* Set the width/height of the vt window in characters. Units are pixels.
985	* good for toggling 80/132 columns	1309	* good for toggling 80/132 columns
986	*/	1310	*/
987	/* EXTPROTO */
988	void	1311	void
989	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1312	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
990	{	1313	{
991	XWindowAttributes wattr;	1314	XWindowAttributes wattr;
992		1315
993	if (width == 0 || height == 0) {	1316	if (newwidth == 0 || newheight == 0)
		1317	{
994	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1318	XGetWindowAttributes (display->display, display->root, &wattr);
		1319
995	if (width == 0)	1320	if (newwidth == 0)
996	width = wattr.width - R->szHint.base_width;	1321	newwidth = wattr.width - szHint.base_width;
997	if (height == 0)	1322	if (newheight == 0)
998	height = wattr.height - R->szHint.base_height;	1323	newheight = wattr.height - szHint.base_height;
		1324	}
		1325
		1326	if (newwidth != width || newheight != height)
999	}	1327	{
1000	if (width != R->TermWin.width || height != R->TermWin.height) {
1001	width += R->szHint.base_width;	1328	newwidth += szHint.base_width;
1002	height += R->szHint.base_height;	1329	newheight += szHint.base_height;
1003	rxvt_resize_all_windows(aR_ width, height, 0);	1330	resize_all_windows (newwidth, newheight, 0);
1004	}	1331	}
1005	}	1332	}
1006		1333
1007	/* -------------------------------------------------------------------- *	1334	/* -------------------------------------------------------------------- *
1008	* - X INPUT METHOD ROUTINES - *	1335	* - X INPUT METHOD ROUTINES - *
1009	* -------------------------------------------------------------------- */	1336	* -------------------------------------------------------------------- */
1010	#ifdef USE_XIM	1337	#ifdef USE_XIM
1011	/* INTPROTO */
1012	void
1013	rxvt_setSize(pR_ XRectangle * size)
1014	{
1015	size->x = R->TermWin.int_bwidth;
1016	size->y = R->TermWin.int_bwidth;
1017	size->width = Width2Pixel(R->TermWin.ncol);
1018	size->height = Height2Pixel(R->TermWin.nrow);
1019	}
1020		1338
1021	/* INTPROTO */
1022	void	1339	void
1023	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1340	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1024	{	1341	{
1025	*fg = R->PixColors[Color_fg];	1342	fg = pix_colors[Color_fg];
1026	*bg = R->PixColors[Color_bg];	1343	bg = pix_colors[Color_bg];
		1344	}
		1345
		1346	void
		1347	rxvt_term::im_set_size (XRectangle &size)
		1348	{
		1349	// the int_bwidth terms make no sense to me
		1350	size.x = int_bwidth;
		1351	size.y = int_bwidth;
		1352	size.width = Width2Pixel (ncol) + int_bwidth;
		1353	size.height = Height2Pixel (nrow) + int_bwidth;
		1354	}
		1355
		1356	void
		1357	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1358	XRectangle &status_rect,
		1359	const XRectangle &needed_rect)
		1360	{
		1361	preedit_rect.x = needed_rect.width;
		1362	preedit_rect.y = 0;
		1363	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1364	preedit_rect.height = fheight;
		1365
		1366	status_rect.x = 0;
		1367	status_rect.y = 0;
		1368	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1369	status_rect.height = fheight;
1027	}	1370	}
1028		1371
1029	/* Checking whether input method is running. */	1372	/* Checking whether input method is running. */
1030	/* INTPROTO */
1031	Bool	1373	bool
1032	rxvt_IMisRunning(pR)	1374	rxvt_term::IMisRunning ()
1033	{	1375	{
1034	char *p;	1376	char *p;
1035	Atom atom;	1377	Atom atom;
1036	Window win;	1378	Window win;
1037	char server[IMBUFSIZ];	1379	char server[IMBUFSIZ];
1038		1380
1039	/* get current locale modifier */	1381	/* get current locale modifier */
1040	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1382	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1383	{
1041	STRCPY(server, "@server=");	1384	strcpy (server, "@server=");
1042	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1385	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1386
1043	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1387	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1044	*p = '\0';	1388	*p = '\0';
1045		1389
1046	atom = XInternAtom(R->Xdisplay, server, False);	1390	atom = XInternAtom (display->display, server, False);
1047	win = XGetSelectionOwner(R->Xdisplay, atom);	1391	win = XGetSelectionOwner (display->display, atom);
		1392
1048	if (win != None)	1393	if (win != None)
1049	return True;	1394	return True;
1050	}	1395	}
		1396
1051	return False;	1397	return False;
1052	}	1398	}
1053		1399
1054	/* EXTPROTO */
1055	void	1400	void
1056	rxvt_IMSendSpot(pR)	1401	rxvt_term::IMSendSpot ()
1057	{	1402	{
1058	XPoint spot;	1403	XPoint nspot;
1059	XVaNestedList preedit_attr;	1404	XVaNestedList preedit_attr;
1060		1405
1061	if (R->Input_Context == NULL	1406	if (!Input_Context
		1407	|| !focus
1062	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1408	|| !(input_style & XIMPreeditPosition))
1063	|| !(R->event_type == KeyPress
1064	|| R->event_type == Expose
1065	|| R->event_type == NoExpose
1066	|| R->event_type == SelectionNotify
1067	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1068	|| !rxvt_IMisRunning(aR))
1069	return;	1409	return;
1070		1410
1071	rxvt_setPosition(aR_ & spot);	1411	im_set_position (nspot);
1072		1412
		1413	if (nspot.x == spot.x && nspot.y == spot.y)
		1414	return;
		1415
		1416	spot = nspot;
		1417
1073	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1418	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1074	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1419	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1075	XFree(preedit_attr);	1420	XFree (preedit_attr);
1076	}	1421	}
1077		1422
1078	/* EXTPROTO */
1079	void	1423	void
1080	rxvt_setTermFontSet(pR_ int idx)	1424	rxvt_term::im_destroy ()
1081	{	1425	{
1082	char *string;	1426	if (input_method)
1083	long length;	1427	{
1084	int success = 0;	1428	if (Input_Context && input_method->xim)
		1429	XDestroyIC (Input_Context);
1085		1430
1086	if (idx < 0 || idx >= MAX_NFONTS)	1431	display->put_xim (input_method);
1087	return;	1432	input_method = 0;
1088	}	1433	}
1089		1434
1090	/* INTPROTO */
1091	void
1092	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1093	XRectangle * needed_rect)
1094	{
1095	int mbh, vtx = 0;
1096
1097	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1098	vtx = scrollbar_TotalWidth();
1099	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1100	mbh -= R->TermWin.lineSpace;
1101
1102	preedit_rect->x = needed_rect->width + vtx;
1103	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1104
1105	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1106	+ vtx;
1107	preedit_rect->height = Height2Pixel(1);
1108
1109	status_rect->x = vtx;
1110	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1111
1112	status_rect->width = needed_rect->width ? needed_rect->width
1113	: Width2Pixel(R->TermWin.ncol + 1);
1114	status_rect->height = Height2Pixel(1);
1115	}
1116
1117	/* ARGSUSED */
1118	/* INTPROTO */
1119	void
1120	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{
1124	dR;
1125
1126	R->Input_Context = NULL;	1435	Input_Context = 0;
1127	/* To avoid Segmentation Fault in C locale: Solaris only? */
1128	if (STRCMP(R->locale, "C"))
1129	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1130	rxvt_IMInstantiateCallback, NULL);
1131	}	1436	}
1132		1437
1133	/*	1438	/*
1134	* X manual pages and include files don't match on some systems:	1439	* Try to open a XIM with the current modifiers, then see if we can
1135	* some think this is an XIDProc and others an XIMProc so we can't	1440	* open a suitable preedit type
1136	* use the first argument - need to update this to be nice for
1137	* both types via some sort of configure detection
1138	*/	1441	*/
1139	/* ARGSUSED */	1442	bool
1140	/* EXTPROTO */	1443	rxvt_term::IM_get_IC (const char *modifiers)
1141	void
1142	rxvt_IMInstantiateCallback(Display * unused
1143	__attribute__ ((unused)), XPointer client_data
1144	__attribute__ ((unused)), XPointer call_data
1145	__attribute__ ((unused)))
1146	{	1444	{
1147	dR;	1445	int i, j, found;
1148	int i, found, had_im;	1446	XIM xim;
		1447	XPoint spot;
		1448	XRectangle rect, status_rect, needed_rect;
		1449	unsigned long fg, bg;
		1450	const char *p;
		1451	char **s;
		1452	XIMStyles *xim_styles;
		1453
		1454	set_environ (envv);
		1455
		1456	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1457	return false;
		1458
		1459	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1460	input_method = display->get_xim (locale, modifiers);
		1461	if (input_method == NULL)
		1462	return false;
		1463
		1464	xim = input_method->xim;
		1465	spot.x = spot.y = -1;
		1466
		1467	xim_styles = NULL;
		1468	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1469	|| !xim_styles || !xim_styles->count_styles)
		1470	{
		1471	im_destroy ();
		1472	return false;
		1473	}
		1474
		1475	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1476
		1477	for (int pi = 0; pi < 2; pi++)
		1478	{
		1479	p = pet[pi];
		1480
		1481	if (!p)
		1482	continue;
		1483
		1484	s = rxvt_splitcommastring (p);
		1485
		1486	for (i = found = 0; !found && s[i]; i++)
		1487	{
		1488	if (!strcmp (s[i], "OverTheSpot"))
		1489	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1490	else if (!strcmp (s[i], "OffTheSpot"))
		1491	input_style = (XIMPreeditArea | XIMStatusArea);
		1492	else if (!strcmp (s[i], "Root"))
		1493	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1494	else if (!strcmp (s[i], "None"))
		1495	input_style = (XIMPreeditNone | XIMStatusNone);
		1496
		1497	for (j = 0; j < xim_styles->count_styles; j++)
		1498	if (input_style == xim_styles->supported_styles[j])
		1499	{
		1500	rxvt_freecommastring (s);
		1501
		1502	found = 1;
		1503	goto foundpet;
		1504	}
		1505
		1506	}
		1507
		1508	rxvt_freecommastring (s);
		1509	}
		1510
		1511	foundpet:
		1512
		1513	XFree (xim_styles);
		1514
		1515	if (!found)
		1516	{
		1517	im_destroy ();
		1518	return false;
		1519	}
		1520
		1521	XFontSet fs = 0;
		1522	XVaNestedList preedit_attr = 0, status_attr = 0;
		1523
		1524	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1525	{
		1526	// fake us a font-set, please
		1527	char **missing_charset_list;
		1528	int missing_charset_count;
		1529	char *def_string;
		1530	char pat[512];
		1531
		1532	sprintf (pat,
		1533	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1534	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1535	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1536	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1537	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1538	"*",
		1539	fheight,
		1540	fheight + 1, fheight - 1,
		1541	fheight - 2, fheight + 2);
		1542
		1543	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1544	&missing_charset_list, &missing_charset_count, &def_string);
		1545
		1546	if (missing_charset_list)
		1547	XFreeStringList (missing_charset_list);
		1548
		1549	if (!fs)
		1550	{
		1551	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1552	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1553	}
		1554	}
		1555
		1556	if (input_style & XIMPreeditPosition)
		1557	{
		1558	im_set_size (rect);
		1559	im_set_position (spot);
		1560	im_set_color (fg, bg);
		1561
		1562	preedit_attr = XVaCreateNestedList (0,
		1563	XNForeground, fg,
		1564	XNBackground, bg,
		1565	XNArea, &rect,
		1566	XNSpotLocation, &spot,
		1567	XNFontSet, fs,
		1568	NULL);
		1569	}
		1570	else if (input_style & XIMPreeditArea)
		1571	{
		1572	im_set_color (fg, bg);
		1573
		1574	/*
		1575	* The necessary width of preedit area is unknown
		1576	* until create input context.
		1577	*/
		1578	needed_rect.width = 0;
		1579	im_set_preedit_area (rect, status_rect, needed_rect);
		1580
		1581	preedit_attr = XVaCreateNestedList (0,
		1582	XNForeground, fg,
		1583	XNBackground, bg,
		1584	XNArea, &rect,
		1585	XNFontSet, fs,
		1586	NULL);
		1587	status_attr = XVaCreateNestedList (0,
		1588	XNForeground, fg,
		1589	XNBackground, bg,
		1590	XNArea, &status_rect,
		1591	XNFontSet, fs,
		1592	NULL);
		1593	}
		1594
		1595	Input_Context = XCreateIC (xim,
		1596	XNInputStyle, input_style,
		1597	XNClientWindow, vt,
		1598	XNFocusWindow, parent[0],
		1599	preedit_attr ? XNPreeditAttributes : NULL,
		1600	preedit_attr,
		1601	status_attr ? XNStatusAttributes : NULL,
		1602	status_attr, NULL);
		1603
		1604	if (preedit_attr) XFree (preedit_attr);
		1605	if (status_attr) XFree (status_attr);
		1606	if (fs) XFreeFontSet (display->display, fs);
		1607
		1608	if (Input_Context == NULL)
		1609	{
		1610	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1611	im_destroy ();
		1612	return false;
		1613	}
		1614
		1615	if (input_style & XIMPreeditArea)
		1616	IMSetStatusPosition ();
		1617
		1618	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1619	return true;
		1620	}
		1621
		1622	void
		1623	rxvt_term::im_cb ()
		1624	{
		1625	int i;
1149	const char *p;	1626	const char *p;
1150	char **s;	1627	char **s;
1151	char buf[IMBUFSIZ];	1628	char buf[IMBUFSIZ];
1152		1629
		1630	make_current ();
		1631
		1632	im_destroy ();
		1633
1153	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1634	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1154	if (R->Input_Context)	1635	if (Input_Context)
1155	return;	1636	return;
1156		1637
1157	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1638	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1158	if (R->rs[Rs_imLocale])	1639	if (rs[Rs_imLocale])
1159	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1640	SET_LOCALE (rs[Rs_imLocale]);
1160	#endif	1641	#endif
1161		1642
1162	p = R->rs[Rs_inputMethod];	1643	p = rs[Rs_inputMethod];
1163	if (p && *p)	1644	if (p && *p)
1164	{	1645	{
1165	bool found = false;	1646	bool found = false;
1166		1647
1167	s = rxvt_splitcommastring (p);	1648	s = rxvt_splitcommastring (p);
		1649
1168	for (i = 0; s[i]; i++)	1650	for (i = 0; s[i]; i++)
1169	{	1651	{
1170	if (*s[i])	1652	if (*s[i])
1171	{	1653	{
1172	STRCPY (buf, "@im=");	1654	strcpy (buf, "@im=");
1173	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1655	strncat (buf, s[i], IMBUFSIZ - 5);
1174	if ((p = XSetLocaleModifiers (buf)) && *p	1656	if (IM_get_IC (buf))
1175	&& rxvt_IM_get_IC (aR))
1176	{	1657	{
1177	found = true;	1658	found = true;
1178	break;	1659	break;
1179	}	1660	}
1180	}	1661	}
1181	}	1662	}
1182	for (i = 0; s[i]; i++)	1663
1183	free(s[i]);	1664	rxvt_freecommastring (s);
1184	free(s);
1185		1665
1186	if (found)	1666	if (found)
1187	goto done;	1667	goto done;
1188	}	1668	}
1189		1669
1190	/* try with XMODIFIERS env. var. */	1670	/* try with XMODIFIERS env. var. */
1191	if ((p = XSetLocaleModifiers ("")) && *p	1671	if (IM_get_IC (""))
1192	&& rxvt_IM_get_IC (aR))
1193	goto done;	1672	goto done;
1194		1673
1195	/* try with no modifiers base IF the user didn't specify an IM */	1674	/* try with no modifiers base IF the user didn't specify an IM */
1196	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1675	if (IM_get_IC ("@im=none"))
1197	&& rxvt_IM_get_IC (aR) == True)
1198	goto done;	1676	goto done;
1199		1677
1200	done:	1678	done:
1201	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1679	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1202	if (R->rs[Rs_imLocale])	1680	if (rs[Rs_imLocale])
1203	setlocale (LC_CTYPE, R->locale);	1681	SET_LOCALE (locale);
1204	#endif	1682	#endif
1205	}	1683	}
1206		1684
1207	/*	1685	void
1208	* Try to open a XIM with the current modifiers, then see if we can	1686	rxvt_term::IMSetStatusPosition ()
1209	* open a suitable preedit type
1210	*/
1211	/* INTPROTO */
1212	Bool
1213	rxvt_IM_get_IC(pR)
1214	{	1687	{
1215	int i, j, found;
1216	XIM xim;
1217	XPoint spot;
1218	XRectangle rect, status_rect, needed_rect;	1688	XRectangle preedit_rect, status_rect, *needed_rect;
1219	unsigned long fg, bg;
1220	const char *p;
1221	char **s;
1222	XIMStyles *xim_styles;
1223	XVaNestedList preedit_attr, status_attr;	1689	XVaNestedList preedit_attr, status_attr;
1224	XIMCallback ximcallback;
1225		1690
1226	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1691	if (!Input_Context
1227	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1692	|| !focus
1228	if (xim == NULL)
1229	return False;
1230
1231	xim_styles = NULL;
1232	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1233	|| !xim_styles || !xim_styles->count_styles) {
1234	XCloseIM(xim);
1235	return False;
1236	}
1237
1238	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1239	: "OverTheSpot,OffTheSpot,Root";
1240	s = rxvt_splitcommastring(p);
1241	for (i = found = 0; !found && s[i]; i++) {
1242	if (!STRCMP(s[i], "OverTheSpot"))
1243	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1244	else if (!STRCMP(s[i], "OffTheSpot"))
1245	R->input_style = (XIMPreeditArea | XIMStatusArea);
1246	else if (!STRCMP(s[i], "Root"))
1247	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1248
1249	for (j = 0; j < xim_styles->count_styles; j++)
1250	if (R->input_style == xim_styles->supported_styles[j]) {
1251	found = 1;
1252	break;
1253	}
1254	}
1255	for (i = 0; s[i]; i++)
1256	free(s[i]);
1257	free(s);
1258	XFree(xim_styles);
1259
1260	if (!found) {
1261	XCloseIM(xim);
1262	return False;
1263	}
1264
1265	ximcallback.callback = rxvt_IMDestroyCallback;
1266
1267	/* XXX: not sure why we need this (as well as IC one below) */
1268	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1269
1270	preedit_attr = status_attr = NULL;
1271
1272	if (R->input_style & XIMPreeditPosition) {
1273	rxvt_setSize(aR_ & rect);
1274	rxvt_setPosition(aR_ & spot);
1275	rxvt_setColor(aR_ & fg, &bg);
1276
1277	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1278	XNSpotLocation, &spot,
1279	XNForeground, fg, XNBackground, bg,
1280	//XNFontSet, R->TermWin.fontset,
1281	NULL);
1282	} else if (R->input_style & XIMPreeditArea) {
1283	rxvt_setColor(aR_ & fg, &bg);
1284
1285	/*
1286	* The necessary width of preedit area is unknown
1287	* until create input context.
1288	*/
1289	needed_rect.width = 0;
1290
1291	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1292
1293	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1294	XNForeground, fg, XNBackground, bg,
1295	//XNFontSet, R->TermWin.fontset,
1296	NULL);
1297	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1298	XNForeground, fg, XNBackground, bg,
1299	//XNFontSet, R->TermWin.fontset,
1300	NULL);
1301	}
1302	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1303	XNClientWindow, R->TermWin.parent[0],
1304	XNFocusWindow, R->TermWin.parent[0],
1305	XNDestroyCallback, &ximcallback,
1306	preedit_attr ? XNPreeditAttributes : NULL,
1307	preedit_attr,
1308	status_attr ? XNStatusAttributes : NULL,
1309	status_attr, NULL);
1310	if (preedit_attr)
1311	XFree(preedit_attr);
1312	if (status_attr)
1313	XFree(status_attr);
1314	if (R->Input_Context == NULL) {
1315	rxvt_print_error("failed to create input context");
1316	XCloseIM(xim);
1317	return False;
1318	}
1319	if (R->input_style & XIMPreeditArea)	1693	|| !(input_style & XIMPreeditArea)
1320	rxvt_IMSetStatusPosition(aR);
1321	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1322	return True;
1323	}
1324
1325	/* EXTPROTO */
1326	void
1327	rxvt_IMSetStatusPosition(pR)
1328	{
1329	XRectangle preedit_rect, status_rect, *needed_rect;
1330	XVaNestedList preedit_attr, status_attr;
1331
1332	if (R->Input_Context == NULL
1333	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1334	|| !rxvt_IMisRunning(aR))	1694	|| !IMisRunning ())
1335	return;	1695	return;
1336		1696
1337	/* Getting the necessary width of preedit area */	1697	/* Getting the necessary width of preedit area */
1338	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1698	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1339	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1699	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1340	XFree(status_attr);	1700	XFree (status_attr);
1341		1701
1342	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1702	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1703	XFree (needed_rect);
1343		1704
1344	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1705	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1345	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1706	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1346		1707
1347	XSetICValues(R->Input_Context,	1708	XSetICValues (Input_Context,
1348	XNPreeditAttributes, preedit_attr,	1709	XNPreeditAttributes, preedit_attr,
1349	XNStatusAttributes, status_attr, NULL);	1710	XNStatusAttributes, status_attr, NULL);
1350		1711
1351	XFree(preedit_attr);	1712	XFree (preedit_attr);
1352	XFree(status_attr);	1713	XFree (status_attr);
1353	}	1714	}
1354	#endif /* USE_XIM */	1715	#endif /* USE_XIM */
1355		1716
1356	/*----------------------------------------------------------------------*/	1717	/*----------------------------------------------------------------------*/
1357	rxvt_t rxvt_current_term;	1718	rxvt_t rxvt_current_term;

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