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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.166 by root, Sun Jan 8 07:55:36 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.14 2003/12/18 00:29:29 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
		51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	static char curlocale[128], savelocale[128];
		54
		55	bool
		56	rxvt_set_locale (const char *locale)
		57	{
		58	if (!locale || !strncmp (locale, curlocale, 128))
		59	return false;
		60
		61	strncpy (curlocale, locale, 128);
		62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
47	void *	73	void
48	rxvt_term::operator new (size_t s)	74	rxvt_pop_locale ()
49	{	75	{
50	void *p = malloc (s);	76	rxvt_set_locale (savelocale);
		77	}
51		78
52	MEMSET (p, 0, s);	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)
		90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
		94
		95	// check to see wether this combination already exists otherwise
		96	for (cc = v.end (); cc-- > v.begin (); )
		97	{
		98	if (cc->c1 == c1 && cc->c2 == c2)
		99	return COMPOSE_LO + (cc - v.begin ());
		100	}
		101
		102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
		106
		107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		109
		110	return REPLACEMENT_CHAR;
		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
53	return p;	138	return len;
54	}
55		139
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	140	}
		141	#endif
61		142
62	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	144	:
		145	#if TRANSPARENT
		146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		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),
66	#endif	168	#endif
67	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	termwin_ev (this, &rxvt_term::x_cb),
70	x_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),
71	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	181	incr_ev (this, &rxvt_term::incr_cb)
74	{	182	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		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 ();
76	}	207	}
77		208
78	rxvt_term::~rxvt_term ()	209	rxvt_term::~rxvt_term ()
79	{	210	{
		211	HOOK_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	#if USE_XGETDEFAULT
		280	XrmDestroyDatabase (xrmdatabase);
		281	#endif
		282
		283	displays.put (display);
		284
80	scr_release ();	285	scr_release ();
81		286
82	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	287	/* clear all resources */
		288	for (int i = 0; i < allocated.size (); i++)
		289	free (allocated [i]);
		290
		291	free (selection.text);
		292	// TODO: manage env vars in child only(!)
		293	free (env_windowid);
		294	free (env_display);
		295	free (env_term);
		296	free (env_colorfgbg);
83	free (locale);	297	free (locale);
84	#endif	298	free (v_buffer);
85	#ifndef NO_SETOWNER_TTYDEV	299	free (incr_buf);
86	rxvt_privileged_ttydev (this, RESTORE);
87	#endif
88	#ifdef UTMP_SUPPORT
89	rxvt_privileged_utmp (this, RESTORE);
90	#endif
91	#ifdef USE_XIM
92	if (Input_Context != NULL)
93	{
94	XDestroyIC (Input_Context);
95	Input_Context = NULL;
96	}
97	#endif
98		300
99	if (cmd_fd >= 0)	301	delete envv;
100	close (cmd_fd);	302	delete argv;
101		303
102	if (Xfd >= 0)	304	#ifdef KEYSYM_RESOURCE
103	XCloseDisplay (Xdisplay);	305	delete keyboard;
		306	#endif
		307	}
104		308
105	delete PixColors;	309	void
		310	rxvt_term::child_exit ()
		311	{
		312	cmd_pid = 0;
		313
		314	if (!OPTION (Opt_hold))
		315	destroy ();
106	}	316	}
107		317
108	void	318	void
109	rxvt_term::destroy ()	319	rxvt_term::destroy ()
110	{	320	{
		321	if (destroy_ev.active)
		322	return;
		323
		324	#if ENABLE_OVERLAY
		325	scr_overlay_off ();
		326	#endif
		327
		328	if (display)
		329	{
		330	#if USE_XIM
		331	im_ev.stop (display);
		332	#endif
		333	#if HAVE_SCROLLBARS
		334	scrollbar_ev.stop (display);
		335	#endif
		336	#if MENUBAR
		337	menubar_ev.stop (display);
		338	#endif
		339	#if TRANSPARENT
		340	rootwin_ev.stop (display);
		341	#endif
		342	incr_ev.stop ();
		343	termwin_ev.stop (display);
		344	vt_ev.stop (display);
		345	}
		346
111	check_ev.stop ();	347	check_ev.stop ();
112	pty_ev.stop ();	348	pty_ev.stop ();
113	x_ev.stop ();
114	#ifdef CURSOR_BLINK	349	#ifdef CURSOR_BLINK
		350	cursor_blink_ev.stop ();
		351	#endif
		352	#ifdef TEXT_BLINK
115	blink_ev.stop ();	353	text_blink_ev.stop ();
		354	#endif
		355	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		356	cont_scroll_ev.stop ();
		357	#endif
		358	#ifdef SELECTION_SCROLLING
		359	sel_scroll_ev.stop ();
116	#endif	360	#endif
117	#ifdef POINTER_BLANK	361	#ifdef POINTER_BLANK
118	pointer_ev.stop ();	362	pointer_ev.stop ();
119	#endif	363	#endif
120		364
…		…
128		372
129	delete this;	373	delete this;
130	}	374	}
131		375
132	/*----------------------------------------------------------------------*/	376	/*----------------------------------------------------------------------*/
133	/* rxvt_init() */	377	/*
134	/* LIBPROTO */	378	* Exit gracefully, clearing the utmp entry and restoring tty attributes
135	rxvt_t	379	* TODO: if debugging, this should free up any known resources if we can
136	rxvt_init (int argc, const char *const *argv)	380	*/
137	{	381	static XErrorHandler old_xerror_handler;
138	SET_R (new rxvt_term);
139	dR;
140		382
141	if (!R->init_vars () || !R->init (argc, argv))	383	static void
		384	rxvt_emergency_cleanup ()
		385	{
		386	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		387	(*t)->emergency_cleanup ();
		388	}
		389
		390	#if ENABLE_FRILLS
		391	static void
		392	print_x_error (Display *dpy, XErrorEvent *event)
		393	{
		394	char buffer[BUFSIZ];
		395	char mesg[BUFSIZ];
		396	char number[32];
		397	char *mtype = "XlibMessage";
		398	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		399	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		400	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		401	rxvt_warn ("%s: %s\n", mesg, buffer);
		402	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		404	sprintf(number, "%d", event->request_code);
		405	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		406	rxvt_warn ("(which is %s)\n", buffer);
		407	if (event->request_code >= 128) {
		408	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
142	{	411	}
143	delete R;	412	if ((event->error_code == BadWindow) ||
144	return NULL;	413	(event->error_code == BadPixmap) ||
		414	(event->error_code == BadCursor) ||
		415	(event->error_code == BadFont) ||
		416	(event->error_code == BadDrawable) ||
		417	(event->error_code == BadColor) ||
		418	(event->error_code == BadGC) ||
		419	(event->error_code == BadIDChoice) ||
		420	(event->error_code == BadValue) ||
		421	(event->error_code == BadAtom)) {
		422	if (event->error_code == BadValue)
		423	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		424	mesg, BUFSIZ);
		425	else if (event->error_code == BadAtom)
		426	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		427	mesg, BUFSIZ);
		428	else
		429	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		430	mesg, BUFSIZ);
		431	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		432	}
		433	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		434	mesg, BUFSIZ);
		435	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		436	}
		437	#endif
		438
		439	int
		440	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		441	{
		442	if (GET_R->allowedxerror == -1)
		443	GET_R->allowedxerror = event->error_code;
		444	else
145	}	445	{
146		446	// GET_R is most likely not the terminal which caused the error,
147	return R;	447	// so just output the error and continue
148	}	448	#if ENABLE_FRILLS
149		449	print_x_error (display, event);
150	/* EXTPROTO */
151	void
152	rxvt_init_signals ()
153	{
154	/* install exit handler for cleanup */
155	#if 0
156	#ifdef HAVE_ATEXIT
157	atexit(rxvt_clean_exit);
158	#else	450	#else
		451	old_xerror_handler (display, event);
159	#endif	452	#endif
160	#endif	453	}
161		454
162	struct sigaction sa;	455	return 0;
163
164	sigfillset (&sa.sa_mask);
165	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174	/* signal (SIGURG, SIG_DFL); */
175
176	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178	}	456	}
179		457
		458	int
		459	rxvt_xioerror_handler (Display *display)
		460	{
		461	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		462	DisplayString (display));
		463	rxvt_emergency_cleanup ();
		464	_exit (EXIT_FAILURE);
		465	}
		466
		467	/*----------------------------------------------------------------------*/
180	bool	468	bool
181	rxvt_term::init (int argc, const char *const *argv)	469	rxvt_term::init (int argc, const char *const *argv)
182	{	470	{
183	dR;//TODO (scrollbar, setidle)	471	SET_R (this);
184		472
		473	set_locale ("");
		474
		475	if (!init_vars ())
		476	return false;
		477
		478	init_secondary ();
		479
		480	const char **cmd_argv = init_resources (argc, argv);
		481
		482	#ifdef KEYSYM_RESOURCE
		483	keyboard->register_done ();
		484	#endif
		485
		486	#if MENUBAR_MAX
		487	menubar_read (rs[Rs_menu]);
		488	#endif
		489	#ifdef HAVE_SCROLLBARS
		490	if (OPTION (Opt_scrollBar))
		491	scrollBar.setIdle (); /* set existence for size calculations */
		492	#endif
		493
		494	#if ENABLE_PERL
		495	if (!rs[Rs_perl_ext_1])
		496	rs[Rs_perl_ext_1] = "default";
		497
		498	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		499	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		500	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		501	{
		502	rxvt_perl.init ();
		503	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		504	}
		505	#endif
		506
		507	create_windows (argc, argv);
		508
		509	dDisp;
		510
		511	init_xlocale ();
		512
		513	scr_reset (); /* initialize screen */
		514
		515	#if 0
		516	XSynchronize (disp, True);
		517	#endif
		518
		519	#ifdef HAVE_SCROLLBARS
		520	if (OPTION (Opt_scrollBar))
		521	resize_scrollbar (); /* create and map scrollbar */
		522	#endif
		523	#if (MENUBAR_MAX)
		524	if (menubar_visible ())
		525	XMapWindow (disp, menuBar.win);
		526	#endif
		527	#ifdef TRANSPARENT
		528	if (OPTION (Opt_transparent))
		529	{
		530	XSelectInput (disp, display->root, PropertyChangeMask);
		531	check_our_parents ();
		532	rootwin_ev.start (display, display->root);
		533	}
		534	#endif
		535
		536	XMapWindow (disp, vt);
		537	XMapWindow (disp, parent[0]);
		538
		539	set_colorfgbg ();
		540
		541	init_command (cmd_argv);
		542
		543	free (cmd_argv);
		544
		545	if (pty.pty >= 0)
		546	pty_ev.start (pty.pty, EVENT_READ);
		547
		548	check_ev.start ();
		549
		550	HOOK_INVOKE ((this, HOOK_START, DT_END));
		551
		552	return true;
		553	}
		554
		555	static struct sig_handlers
		556	{
		557	sig_watcher sw_chld, sw_term, sw_int;
		558
		559	void sig_chld (sig_watcher &w)
		560	{
		561	// we are being called for every SIGCHLD, find the corresponding term
		562	int pid;
		563
		564	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		565	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		566	if (pid == (*t)->cmd_pid)
		567	{
		568	(*t)->child_exit ();
		569	break;
		570	}
		571	}
		572
		573	/*
		574	* Catch a fatal signal and tidy up before quitting
		575	*/
		576	void
		577	sig_term (sig_watcher &w)
		578	{
		579	#ifdef DEBUG_CMD
		580	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		581	#endif
		582	rxvt_emergency_cleanup ();
		583	signal (w.signum, SIG_DFL);
		584	kill (getpid (), w.signum);
		585	}
		586
		587	sig_handlers ()
		588	: sw_chld (this, &sig_handlers::sig_chld),
		589	sw_term (this, &sig_handlers::sig_term),
		590	sw_int (this, &sig_handlers::sig_term)
		591	{
		592	}
		593	} sig_handlers;
		594
		595	void
		596	rxvt_init ()
		597	{
185	/*	598	/*
186	* Save and then give up any super-user privileges	599	* Save and then give up any super-user privileges
187	* If we need privileges in any area then we must specifically request it.	600	* If we need privileges in any area then we must specifically request it.
188	* We should only need to be root in these cases:	601	* We should only need to be root in these cases:
189	* 1. write utmp entries on some systems	602	* 1. write utmp entries on some systems
190	* 2. chown tty on some systems	603	* 2. chown tty on some systems
191	*/	604	*/
192	rxvt_privileges (this, SAVE);	605	rxvt_privileges (SAVE);
193	rxvt_privileges (this, IGNORE);	606	rxvt_privileges (IGNORE);
194		607
195	rxvt_init_secondary (this);	608	signal (SIGHUP, SIG_IGN);
		609	signal (SIGPIPE, SIG_IGN);
196		610
197	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	611	sig_handlers.sw_chld.start (SIGCHLD);
		612	sig_handlers.sw_term.start (SIGTERM);
		613	sig_handlers.sw_int.start (SIGINT);
198		614
199	#if (MENUBAR_MAX)	615	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
200	rxvt_menubar_read (this, rs[Rs_menu]);	616	/* signal (SIGURG, SIG_DFL); */
201	#endif
202	#ifdef HAVE_SCROLLBARS
203	if (Options & Opt_scrollBar)
204	scrollbar_setIdle (); /* set existence for size calculations */
205	#endif
206		617
207	rxvt_Create_Windows (this, argc, argv);	618	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		619	// TODO: handle this with exceptions and tolerate the memory loss
		620	XSetIOErrorHandler (rxvt_xioerror_handler);
208		621
209	rxvt_init_xlocale (this);	622	#ifdef USE_XGETDEFAULT
210		623	XrmInitialize ();
211	scr_reset (); /* initialize screen */
212	#ifdef RXVT_GRAPHICS
213	rxvt_Gr_reset (this); /* reset graphics */
214	#endif	624	#endif
215
216	#if 0
217	#ifdef DEBUG_X
218	XSynchronize(Xdisplay, True);
219	#endif
220	#endif
221
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225	#endif
226	#if (MENUBAR_MAX)
227	if (menubar_visible(r))
228	XMapWindow (Xdisplay, menuBar.win);
229	#endif
230	#ifdef TRANSPARENT
231	if (Options & Opt_transparent)
232	{
233	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234	rxvt_check_our_parents (this);
235	}
236	#endif
237	XMapWindow (Xdisplay, TermWin.vt);
238	XMapWindow (Xdisplay, TermWin.parent[0]);
239
240	rxvt_init_env (this);
241	rxvt_init_command (this, cmd_argv);
242
243	x_ev.start (Xfd, EVENT_READ);
244	pty_ev.start (cmd_fd, EVENT_READ);
245
246	check_ev.start ();
247
248	process_x_events ();
249
250	return true;
251	}
252
253	/* ------------------------------------------------------------------------- *
254	* SIGNAL HANDLING & EXIT HANDLER *
255	* ------------------------------------------------------------------------- */
256	/*
257	* Catch a SIGCHLD signal and exit if the direct child has died
258	*/
259	/* ARGSUSED */
260	/* EXTPROTO */
261	RETSIGTYPE
262	rxvt_Child_signal(int sig __attribute__ ((unused)))
263	{
264	int pid, save_errno = errno;
265	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266	;
267	errno = save_errno;
268
269	#if 0
270	if (pid == R->cmd_pid)
271	exit (EXIT_SUCCESS);
272	#endif
273	}
274
275	/*
276	* Catch a fatal signal and tidy up before quitting
277	*/
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Exit_signal(int sig)
281	{
282	signal(sig, SIG_DFL);
283	#ifdef DEBUG_CMD
284	rxvt_print_error("signal %d", sig);
285	#endif
286	rxvt_clean_exit();
287	kill(getpid(), sig);
288	}
289
290	/* ARGSUSED */
291	/* INTPROTO */
292	int
293	rxvt_xerror_handler(const Display * display
294	__attribute__ ((unused)), const XErrorEvent * event)
295	{
296	dR;
297
298	if (R->allowedxerror == -1)
299	R->allowedxerror = event->error_code;
300	else
301	{
302	rxvt_print_error("XError: Request: %d . %d, Error: %d",
303	event->request_code, event->minor_code,
304	event->error_code);
305
306	R->destroy ();
307	}
308
309	return 0;
310	}
311
312	/*----------------------------------------------------------------------*/
313	/*
314	* Exit gracefully, clearing the utmp entry and restoring tty attributes
315	* TODO: if debugging, this should free up any known resources if we can
316	*/
317	/* EXTPROTO */
318	void
319	rxvt_clean_exit ()
320	{
321	dR;
322
323	R->destroy ();
324	}	625	}
325		626
326	/* ------------------------------------------------------------------------- *	627	/* ------------------------------------------------------------------------- *
327	* MEMORY ALLOCATION WRAPPERS *	628	* MEMORY ALLOCATION WRAPPERS *
328	* ------------------------------------------------------------------------- */	629	* ------------------------------------------------------------------------- */
329	/* EXTPROTO */	630	void *
		631	rxvt_malloc (size_t size)
		632	{
		633	void *p = malloc (size);
		634
		635	if (!p)
		636	rxvt_fatal ("memory allocation failure. aborting.\n");
		637
		638	return p;
		639	}
		640
		641	void *
		642	rxvt_calloc (size_t number, size_t size)
		643	{
		644	void *p = calloc (number, size);
		645
		646	if (!p)
		647	rxvt_fatal ("memory allocation failure. aborting.\n");
		648
		649	return p;
		650	}
		651
330	void *	652	void *
331	rxvt_malloc(size_t size)
332	{
333	void *p;
334
335	p = malloc(size);
336	if (p)
337	return p;
338
339	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
340	rxvt_clean_exit();
341	exit(EXIT_FAILURE);
342	/* NOTREACHED */
343	}
344
345	/* EXTPROTO */
346	void *
347	rxvt_calloc(size_t number, size_t size)
348	{
349	void *p;
350
351	p = calloc(number, size);
352	if (p)
353	return p;
354
355	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
356	rxvt_clean_exit();
357	exit(EXIT_FAILURE);
358	/* NOTREACHED */
359	}
360
361	/* EXTPROTO */
362	void *
363	rxvt_realloc(void *ptr, size_t size)	653	rxvt_realloc (void *ptr, size_t size)
364	{	654	{
365	void *p;
366
367	if (ptr)
368	p = realloc(ptr, size);	655	void *p = realloc (ptr, size);
369	else	656
370	p = malloc(size);
371	if (p)	657	if (!p)
		658	rxvt_fatal ("memory allocation failure. aborting.\n");
		659
372	return p;	660	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	661	}
379		662
380	/* ------------------------------------------------------------------------- *	663	/* ------------------------------------------------------------------------- *
381	* PRIVILEGED OPERATIONS *	664	* PRIVILEGED OPERATIONS *
382	* ------------------------------------------------------------------------- */	665	* ------------------------------------------------------------------------- */
383	/* take care of suid/sgid super-user (root) privileges */	666	/* take care of suid/sgid super-user (root) privileges */
384	/* INTPROTO */
385	void	667	void
386	rxvt_privileges(pR_ int mode)	668	rxvt_privileges (rxvt_privaction action)
387	{	669	{
		670	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		671	static uid_t euid;
		672	static gid_t egid;
		673	#endif
		674
388	#if ! defined(__CYGWIN32__)	675	#if ! defined(__CYGWIN32__)
389	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	676	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
390	/* setreuid() is the poor man's setuid(), seteuid() */	677	/* setreuid () is the poor man's setuid (), seteuid () */
391	# define seteuid(a) setreuid(-1, (a))	678	# define seteuid(a) setreuid(-1, (a))
392	# define setegid(a) setregid(-1, (a))	679	# define setegid(a) setregid(-1, (a))
393	# define HAVE_SETEUID	680	# define HAVE_SETEUID
394	# endif	681	# endif
395	# ifdef HAVE_SETEUID	682	# ifdef HAVE_SETEUID
396	switch (mode) {	683	switch (action)
		684	{
397	case IGNORE:	685	case IGNORE:
398	/*	686	/*
399	* change effective uid/gid - not real uid/gid - so we can switch	687	* change effective uid/gid - not real uid/gid - so we can switch
400	* back to root later, as required	688	* back to root later, as required
401	*/	689	*/
402	seteuid(getuid());	690	seteuid (getuid ());
403	setegid(getgid());	691	setegid (getgid ());
404	break;	692	break;
405	case SAVE:	693	case SAVE:
406	R->euid = geteuid();	694	euid = geteuid ();
407	R->egid = getegid();	695	egid = getegid ();
408	break;	696	break;
409	case RESTORE:	697	case RESTORE:
410	seteuid(R->euid);	698	seteuid (euid);
411	setegid(R->egid);	699	setegid (egid);
412	break;	700	break;
413	}	701	}
414	# else	702	# else
415	switch (mode) {	703	switch (action)
		704	{
416	case IGNORE:	705	case IGNORE:
417	setuid(getuid());	706	setuid (getuid ());
418	setgid(getgid());	707	setgid (getgid ());
419	/* FALLTHROUGH */	708	/* FALLTHROUGH */
420	case SAVE:	709	case SAVE:
421	/* FALLTHROUGH */	710	/* FALLTHROUGH */
422	case RESTORE:	711	case RESTORE:
423	break;	712	break;
424	}	713	}
425	# endif	714	# endif
426	#endif	715	#endif
427	}	716	}
428		717
429	#ifdef UTMP_SUPPORT	718	#ifdef UTMP_SUPPORT
430	/* EXTPROTO */
431	void	719	void
432	rxvt_privileged_utmp(pR_ char action)	720	rxvt_term::privileged_utmp (rxvt_privaction action)
433	{	721	{
434	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	722	if (OPTION (Opt_utmpInhibit)
435	action, R->next_utmp_action, getpid()));	723	|| !pty.name || !*pty.name)
436	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437	|| (R->Options & Opt_utmpInhibit)
438	|| R->ttydev == NULL || *R->ttydev == '\0')
439	return;	724	return;
440		725
441	rxvt_privileges(aR_ RESTORE);	726	rxvt_privileges (RESTORE);
		727
442	if (action == SAVE) {	728	if (action == SAVE)
443	R->next_utmp_action = RESTORE;	729	makeutent (pty.name, rs[Rs_display_name]);
444	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	730	else
445	} else { /* action == RESTORE */	731	cleanutent ();
446	R->next_utmp_action = IGNORE;	732
447	rxvt_cleanutent(aR);
448	}
449	rxvt_privileges(aR_ IGNORE);	733	rxvt_privileges (IGNORE);
450	}
451	#endif
452
453	#ifndef NO_SETOWNER_TTYDEV
454	/* EXTPROTO */
455	void
456	rxvt_privileged_ttydev(pR_ char action)
457	{
458	D_MAIN((stderr,
459	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460	action, R->next_tty_action, getpid()));
461	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462	|| R->ttydev == NULL || *R->ttydev == '\0')
463	return;
464
465	rxvt_privileges(aR_ RESTORE);
466
467	if (action == SAVE) {
468	R->next_tty_action = RESTORE;
469	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472	R->next_tty_action = IGNORE;
473	else
474	# endif
475	{
476	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
477	chmod(R->ttydev, R->ttymode);
478	# ifdef HAVE_REVOKE
479	revoke(R->ttydev);
480	# endif
481	}
482	} else { /* action == RESTORE */
483	R->next_tty_action = IGNORE;
484	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485	chmod(R->ttydev, R->ttyfd_stat.st_mode);
486	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487	# else
488	chmod(R->ttydev,
489	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490	chown(R->ttydev, 0, 0);
491	# endif
492	}
493
494	rxvt_privileges(aR_ IGNORE);
495
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498	action == RESTORE ? "Restoring" : (action ==
499	SAVE ? "Saving" :
500	"UNKNOWN ERROR for"), R->ttydev,
501	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502	R->ttyfd_stat.st_gid));
503	# endif
504	}	734	}
505	#endif	735	#endif
506		736
507	/*----------------------------------------------------------------------*/	737	/*----------------------------------------------------------------------*/
508	/*	738	/*
509	* window size/position calculcations for XSizeHint and other storage.	739	* window size/position calculcations for XSizeHint and other storage.
510	* if width/height are non-zero then override calculated width/height	740	* if width/height are non-zero then override calculated width/height
511	*/	741	*/
512	/* EXTPROTO */
513	void	742	void
514	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	743	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515	{	744	{
516	short recalc_x, recalc_y;	745	short recalc_x, recalc_y;
517	int x, y, sb_w, mb_h, flags;	746	int x, y, sb_w, mb_h, flags;
518	unsigned int w, h;	747	unsigned int w, h;
519	unsigned int max_width, max_height;	748	unsigned int max_width, max_height;
		749	dDisp;
520		750
521	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	751	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	752	ncol, nrow, szHint.width, szHint.height));
523	R->szHint.height));	753
524	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	754	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525	R->szHint.win_gravity = NorthWestGravity;	755	szHint.win_gravity = NorthWestGravity;
526	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	756	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527		757
528	recalc_x = recalc_y = 0;	758	recalc_x = recalc_y = 0;
529	flags = 0;	759	flags = 0;
		760
530	if (!R->parsed_geometry) {	761	if (!parsed_geometry)
		762	{
531	R->parsed_geometry = 1;	763	parsed_geometry = 1;
		764
532	if (R->rs[Rs_geometry])	765	if (rs[Rs_geometry])
533	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	766	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		767
534	if (flags & WidthValue) {	768	if (flags & WidthValue)
535	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	769	{
		770	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	771	szHint.flags |= USSize;
537	}	772	}
		773
538	if (flags & HeightValue) {	774	if (flags & HeightValue)
539	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	775	{
		776	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
540	R->szHint.flags |= USSize;	777	szHint.flags |= USSize;
541	}	778	}
		779
542	if (flags & XValue) {	780	if (flags & XValue)
		781	{
543	R->szHint.x = x;	782	szHint.x = x;
544	R->szHint.flags |= USPosition;	783	szHint.flags |= USPosition;
		784
545	if (flags & XNegative) {	785	if (flags & XNegative)
		786	{
546	recalc_x = 1;	787	recalc_x = 1;
547	R->szHint.win_gravity = NorthEastGravity;	788	szHint.win_gravity = NorthEastGravity;
548	}	789	}
549	}	790	}
		791
550	if (flags & YValue) {	792	if (flags & YValue)
		793	{
551	R->szHint.y = y;	794	szHint.y = y;
552	R->szHint.flags |= USPosition;	795	szHint.flags |= USPosition;
		796
553	if (flags & YNegative) {	797	if (flags & YNegative)
		798	{
554	recalc_y = 1;	799	recalc_y = 1;
		800
555	if (R->szHint.win_gravity == NorthEastGravity)	801	if (szHint.win_gravity == NorthEastGravity)
556	R->szHint.win_gravity = SouthEastGravity;	802	szHint.win_gravity = SouthEastGravity;
557	else	803	else
558	R->szHint.win_gravity = SouthWestGravity;	804	szHint.win_gravity = SouthWestGravity;
559	}	805	}
560	}	806	}
561	}	807	}
		808
562	/* TODO: BOUNDS */	809	/* TODO: BOUNDS */
563	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	810	width = ncol * fwidth;
564	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	811	height = nrow * fheight;
565	max_width = MAX_COLS * R->TermWin.fwidth;	812	max_width = MAX_COLS * fwidth;
566	max_height = MAX_ROWS * R->TermWin.fheight;	813	max_height = MAX_ROWS * fheight;
567		814
568	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	815	szHint.base_width = szHint.base_height = 2 * int_bwidth;
569		816
570	sb_w = mb_h = 0;	817	sb_w = mb_h = 0;
571	R->window_vt_x = R->window_vt_y = 0;	818	window_vt_x = window_vt_y = int_bwidth;
		819
572	if (scrollbar_visible(R)) {	820	if (scrollbar_visible ())
		821	{
573	sb_w = scrollbar_TotalWidth();	822	sb_w = scrollbar_TotalWidth ();
574	R->szHint.base_width += sb_w;	823	szHint.base_width += sb_w;
575	if (!(R->Options & Opt_scrollBar_right))	824	if (!OPTION (Opt_scrollBar_right))
576	R->window_vt_x = sb_w;	825	window_vt_x += sb_w;
577	}	826	}
		827
578	if (menubar_visible(R)) {	828	if (menubar_visible ())
		829	{
579	mb_h = menuBar_TotalHeight();	830	mb_h = menuBar_TotalHeight ();
580	R->szHint.base_height += mb_h;	831	szHint.base_height += mb_h;
581	R->window_vt_y = mb_h;	832	window_vt_y += mb_h;
582	}	833	}
		834
583	R->szHint.width_inc = R->TermWin.fwidth;	835	szHint.width_inc = fwidth;
584	R->szHint.height_inc = R->TermWin.fheight;	836	szHint.height_inc = fheight;
585	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	837	szHint.min_width = szHint.base_width + szHint.width_inc;
586	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	838	szHint.min_height = szHint.base_height + szHint.height_inc;
587		839
588	if (width && width - R->szHint.base_width < max_width) {	840	if (newwidth && newwidth - szHint.base_width < max_width)
		841	{
589	R->szHint.width = width;	842	szHint.width = newwidth;
590	R->TermWin.width = width - R->szHint.base_width;	843	width = newwidth - szHint.base_width;
591	} else {	844	}
592	MIN_IT(R->TermWin.width, max_width);	845	else
		846	{
		847	min_it (width, max_width);
593	R->szHint.width = R->szHint.base_width + R->TermWin.width;	848	szHint.width = szHint.base_width + width;
594	}	849	}
		850
595	if (height && height - R->szHint.base_height < max_height) {	851	if (newheight && newheight - szHint.base_height < max_height)
		852	{
596	R->szHint.height = height;	853	szHint.height = newheight;
597	R->TermWin.height = height - R->szHint.base_height;	854	height = newheight - szHint.base_height;
598	} else {	855	}
599	MIN_IT(R->TermWin.height, max_height);	856	else
		857	{
		858	min_it (height, max_height);
600	R->szHint.height = R->szHint.base_height + R->TermWin.height;	859	szHint.height = szHint.base_height + height;
601	}	860	}
		861
602	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	862	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
603	R->window_sb_x = R->szHint.width - sb_w;	863	window_sb_x = szHint.width - sb_w;
604		864
605	if (recalc_x)	865	if (recalc_x)
606	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	866	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
607	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
608	if (recalc_y)	867	if (recalc_y)
609	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	868	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
610	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
611		869
612	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	870	ncol = width / fwidth;
613	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	871	nrow = height / fheight;
614	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	872	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
615	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	873	ncol, nrow, szHint.width,
616	R->szHint.height));	874	szHint.height));
617	return;	875	return;
618	}	876	}
619		877
620	/*----------------------------------------------------------------------*/	878	/*----------------------------------------------------------------------*/
621	/*	879	/*
622	* Tell the teletype handler what size the window is.	880	* Tell the teletype handler what size the window is.
623	* Called after a window size change.	881	* Called after a window size change.
624	*/	882	*/
625	void	883	void
626	rxvt_term::tt_winch ()	884	rxvt_term::tt_winch ()
627	{	885	{
628	struct winsize ws;	886	if (pty.pty < 0)
629
630	if (cmd_fd < 0)
631	return;	887	return;
632		888
		889	struct winsize ws;
		890
633	ws.ws_col = TermWin.ncol;	891	ws.ws_col = ncol;
634	ws.ws_row = TermWin.nrow;	892	ws.ws_row = nrow;
635	ws.ws_xpixel = ws.ws_ypixel = 0;	893	ws.ws_xpixel = width;
636	#ifndef DEBUG_SIZE	894	ws.ws_ypixel = height;
637	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	895	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
638	#else	896
639	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	897	#if 0
640	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	898	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
641	# ifdef SIGWINCH
642	else if (cmd_pid) /* force through to the command */	899	if (cmd_pid) /* force through to the command */
643	kill (cmd_pid, SIGWINCH);	900	kill (-cmd_pid, SIGWINCH);
644	# endif
645	#endif	901	#endif
646	}	902	}
647		903
648	/*----------------------------------------------------------------------*/	904	/*----------------------------------------------------------------------*/
649	/* rxvt_change_font() - Switch to a new font */	905	/* set_fonts () - load and set the various fonts
650	/*	906	*
651	* init = 1 - initialize	907	* init = 1 - initialize
652	*	908	*
653	* fontname == FONT_UP - switch to bigger font	909	* fontname == FONT_UP - switch to bigger font
654	* fontname == FONT_DN - switch to smaller font	910	* fontname == FONT_DN - switch to smaller font
655	*/	911	*/
656	/* EXTPROTO */	912	bool
657	void	913	rxvt_term::set_fonts ()
658	rxvt_change_font(pR_ int init, const char *fontname)
659	{	914	{
660	}	915	rxvt_fontset *fs = new rxvt_fontset (this);
		916	rxvt_fontprop prop;
661		917
662	/* INTPROTO */	918	if (!fs
663	void	919	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
664	rxvt_font_up_down(pR_ int n, int direction)	920	|| !fs->realize_font (1))
		921	{
		922	delete fs;
		923	return false;
		924	}
		925
		926	#if ENABLE_STYLES
		927	for (int i = RS_styleCount; --i; )
		928	if (fontset[i] != fontset[0])
		929	delete fontset[i];
		930	#endif
		931
		932	delete fontset[0];
		933	fontset[0] = fs;
		934
		935	prop = (*fs)[1]->properties ();
		936	prop.height += lineSpace;
		937	fs->set_prop (prop);
		938
		939	fwidth = prop.width;
		940	fheight = prop.height;
		941	fbase = prop.ascent;
		942
		943	for (int style = 1; style < 4; style++)
		944	{
		945	#if ENABLE_STYLES
		946	const char *res = rs[Rs_font + style];
		947
		948	if (res && !*res)
		949	fontset[style] = fontset[0];
		950	else
		951	{
		952	fontset[style] = fs = new rxvt_fontset (this);
		953	rxvt_fontprop prop2 = prop;
		954
		955	if (res)
		956	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		957	else
		958	{
		959	res = fontset[0]->fontdesc;
		960
		961	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		962	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		963	}
		964
		965	fs->populate (res);
		966	fs->set_prop (prop2);
		967	}
		968	#else
		969	fontset[style] = fontset[0];
		970	#endif
		971	}
		972
		973	if (parent[0])
		974	{
		975	resize_all_windows (0, 0, 0);
		976	scr_remap_chars ();
		977	scr_touch (true);
		978	}
		979
		980	return true;
		981	}
		982
		983	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
665	{	984	{
		985	XChangeProperty (display->display, parent[0],
		986	prop, XA_STRING, 8, PropModeReplace,
		987	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		988	}
		989
		990	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		991	{
		992	wchar_t *ws = rxvt_mbstowcs (str, len);
		993	char *s = rxvt_wcstoutf8 (ws);
		994
		995	XChangeProperty (display->display, parent[0],
		996	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		997	(const unsigned char *)s, strlen (s));
		998
		999	free (s);
		1000	free (ws);
666	}	1001	}
667		1002
668	/*----------------------------------------------------------------------*/	1003	/*----------------------------------------------------------------------*/
669	/*----------------------------------------------------------------------*/	1004	/*----------------------------------------------------------------------*/
670	/* xterm sequences - title, iconName, color (exptl) */	1005	/* xterm sequences - title, iconName, color (exptl) */
671	/* EXTPROTO */
672	void	1006	void
673	rxvt_set_title(pR_ const char *str)	1007	rxvt_term::set_title (const char *str)
674	{	1008	{
675	#ifndef SMART_WINDOW_TITLE	1009	set_string_property (XA_WM_NAME, str);
676	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	1010	#if ENABLE_EWMH
		1011	set_utf8_property (xa[XA_NET_WM_NAME], str);
		1012	#endif
		1013	}
		1014
		1015	void
		1016	rxvt_term::set_icon_name (const char *str)
		1017	{
		1018	set_string_property (XA_WM_ICON_NAME, str);
		1019	#if ENABLE_EWMH
		1020	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		1021	#endif
		1022	}
		1023
		1024	#ifdef XTERM_COLOR_CHANGE
		1025	void
		1026	rxvt_term::set_window_color (int idx, const char *color)
		1027	{
		1028	rxvt_color xcol;
		1029	int i;
		1030
		1031	if (color == NULL || *color == '\0')
		1032	return;
		1033
		1034	/* handle color aliases */
		1035	if (isdigit (*color))
		1036	{
		1037	i = atoi (color);
		1038
		1039	if (i >= 8 && i <= 15)
		1040	{ /* bright colors */
		1041	i -= 8;
		1042	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		1043	SET_PIXCOLOR (idx);
		1044	goto done;
		1045	}
		1046
		1047	if (i >= 0 && i <= 7)
		1048	{ /* normal colors */
		1049	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1050	SET_PIXCOLOR (idx);
		1051	goto done;
		1052	}
		1053	}
		1054
		1055	if (!rXParseAllocColor (&xcol, color))
		1056	return;
		1057
		1058	/* XStoreColor (display->display, display->cmap, XColor*); */
		1059
		1060	/*
		1061	* FIXME: should free colors here, but no idea how to do it so instead,
		1062	* so just keep gobbling up the colormap
		1063	*/
		1064	# if 0
		1065	for (i = Color_Black; i <= Color_White; i++)
		1066	if (pix_colors[idx] == pix_colors[i])
		1067	break;
		1068	if (i > Color_White)
		1069	{
		1070	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1071	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1072	DisplayPlanes (display->display, display->screen));
		1073	}
		1074	# endif
		1075
		1076	pix_colors_focused[idx] = xcol;
		1077	SET_PIXCOLOR (idx);
		1078
		1079	/* XSetWindowAttributes attr; */
		1080	/* Cursor cursor; */
		1081	done:
		1082
		1083	#if OFF_FOCUS_FADING
		1084	if (rs[Rs_fade])
		1085	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1086	#endif
		1087
		1088	/*TODO: handle Color_BD, scrollbar background, etc. */
		1089
		1090	recolour_cursor ();
		1091	scr_recolour ();
		1092	}
		1093
677	#else	1094	#else
678	char *name;
679
680	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681	name = NULL;
682	if (name == NULL || STRCMP(name, str))
683	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684	if (name)
685	XFree(name);
686	#endif
687	}
688
689	/* EXTPROTO */
690	void
691	rxvt_set_iconName(pR_ const char *str)
692	{
693	#ifndef SMART_WINDOW_TITLE
694	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
695	#else
696	char *name;
697
698	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699	name = NULL;
700	if (name == NULL || STRCMP(name, str))
701	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702	if (name)
703	XFree(name);
704	#endif
705	}
706
707	#ifdef XTERM_COLOR_CHANGE
708	/* EXTPROTO */
709	void
710	rxvt_set_window_color(pR_ int idx, const char *color)
711	{
712	rxvt_color xcol;
713	int i;
714
715	if (color == NULL || *color == '\0')
716	return;
717
718	/* handle color aliases */
719	if (isdigit(*color)) {
720	i = atoi(color);
721	if (i >= 8 && i <= 15) { /* bright colors */
722	i -= 8;
723	# ifndef NO_BRIGHTCOLOR
724	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
725	SET_PIXCOLOR(R, idx);
726	goto Done;
727	# endif
728	}
729	if (i >= 0 && i <= 7) { /* normal colors */
730	R->PixColors[idx] = R->PixColors[minCOLOR + i];
731	SET_PIXCOLOR(R, idx);
732	goto Done;
733	}
734	}
735	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736	return;
737	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738
739	/*
740	* FIXME: should free colors here, but no idea how to do it so instead,
741	* so just keep gobbling up the colormap
742	*/
743	# if 0
744	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[idx] == R->PixColors[i])
746	break;
747	if (i > Color_White) {
748	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750	DisplayPlanes(R->Xdisplay, Xscreen));
751	}
752	# endif
753
754	R->PixColors[idx] = xcol;
755	SET_PIXCOLOR(R, idx);
756
757	/* XSetWindowAttributes attr; */
758	/* Cursor cursor; */
759	Done:
760	if (idx == Color_bg && !(R->Options & Opt_transparent))
761	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762	R->PixColors[Color_bg]);
763
764	/* handle Color_BD, scrollbar background, etc. */
765
766	rxvt_set_colorfgbg(aR);
767	rxvt_recolour_cursor(aR);
768	/* the only reasonable way to enforce a clean update */
769	rxvt_scr_poweron(aR);
770	}
771
772	#else
773	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1095	# define set_window_color (idx,color) ((void)0)
774	#endif /* XTERM_COLOR_CHANGE */	1096	#endif /* XTERM_COLOR_CHANGE */
775		1097
776	/* EXTPROTO */
777	void	1098	void
778	rxvt_recolour_cursor(pR)	1099	rxvt_term::recolour_cursor ()
779	{	1100	{
780	rxvt_color xcol[2];	1101	XColor xcol[2];
781		1102
782	#if TODO	1103	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
783	xcol[0] = R->PixColors[Color_pointer];	1104	? pix_colors_focused[Color_pointer_fg]
784	xcol[1] = R->PixColors[Color_bg];	1105	: pix_colors_focused[Color_fg];
785	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1106	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1107	? pix_colors_focused[Color_pointer_bg]
		1108	: pix_colors_focused[Color_bg];
		1109
		1110	XQueryColors (display->display, display->cmap, xcol, 2);
786	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1111	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
787	#endif
788	}	1112	}
789		1113
790	/*----------------------------------------------------------------------*/	1114	/*----------------------------------------------------------------------*/
791	/*	1115	/*
792	* find if fg/bg matches any of the normal (low-intensity) colors	1116	* find if fg/bg matches any of the normal (low-intensity) colors
793	*/	1117	*/
794	/* INTPROTO */
795	void	1118	void
796	rxvt_set_colorfgbg(pR)	1119	rxvt_term::set_colorfgbg ()
797	{	1120	{
798	unsigned int i;	1121	unsigned int i;
799	const char *xpmb = "\0";	1122	const char *xpmb = "\0";
800	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1123	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
801		1124
802	R->env_colorfgbg =
803	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1125	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
804	STRCPY(fstr, "default");	1126	strcpy (fstr, "default");
805	STRCPY(bstr, "default");	1127	strcpy (bstr, "default");
806	for (i = Color_Black; i <= Color_White; i++)	1128	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1129	if (pix_colors[Color_fg] == pix_colors[i])
		1130	{
808	sprintf(fstr, "%d", (i - Color_Black));	1131	sprintf (fstr, "%d", (i - Color_Black));
809	break;	1132	break;
810	}	1133	}
		1134
811	for (i = Color_Black; i <= Color_White; i++)	1135	for (i = Color_Black; i <= Color_White; i++)
812	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1136	if (pix_colors[Color_bg] == pix_colors[i])
		1137	{
813	sprintf(bstr, "%d", (i - Color_Black));	1138	sprintf (bstr, "%d", (i - Color_Black));
814	#ifdef XPM_BACKGROUND	1139	#ifdef XPM_BACKGROUND
815	xpmb = "default;";	1140	xpmb = "default;";
816	#endif	1141	#endif
817	break;	1142	break;
818	}	1143	}
		1144
819	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1145	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820	putenv(R->env_colorfgbg);
821
822	#ifndef NO_BRIGHTCOLOR
823	R->colorfgbg = DEFAULT_RSTYLE;
824	for (i = minCOLOR; i <= maxCOLOR; i++) {
825	if (R->PixColors[Color_fg] == R->PixColors[i])
826	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827	if (R->PixColors[Color_bg] == R->PixColors[i])
828	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829	}
830	#endif
831	}	1146	}
832		1147
833	/*----------------------------------------------------------------------*/	1148	/*----------------------------------------------------------------------*/
834	/*
835	* Colour determination for low colour displays, routine from
836	* Hans de Goede <hans@highrise.nl>
837	*/
838		1149
839	/* EXTPROTO */
840	int	1150	int
841	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1151	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
842	{	1152	{
843	screen_in_out->set(aR_ colour);
844
845	if (!screen_in_out->set(aR_ colour)) {	1153	if (!screen_in_out->set (display, colour))
846	rxvt_print_error("can't allocate colour: %s", colour);	1154	{
		1155	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
847	return false;	1156	return false;
848	}	1157	}
849		1158
850	return true;	1159	return true;
851	}	1160	}
852		1161
853	/* -------------------------------------------------------------------- *	1162	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	1163	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1164	* -------------------------------------------------------------------- */
856	/* EXTPROTO */
857	void	1165	void
858	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1166	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	int ignoreparent)
860	{	1167	{
861	int fix_screen;	1168	int fix_screen;
		1169	int old_width = szHint.width, old_height = szHint.height;
		1170	dDisp;
862		1171
		1172	window_calc (newwidth, newheight);
		1173	XSetWMNormalHints (disp, parent[0], &szHint);
		1174
		1175	if (!ignoreparent)
		1176	{
863	#ifdef SMART_RESIZE	1177	#ifdef SMART_RESIZE
864	int old_width = R->szHint.width, old_height = R->szHint.height;	1178	/*
865	#endif
866
867	rxvt_window_calc(aR_ width, height);
868	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869	if (!ignoreparent) {
870	#ifdef SMART_RESIZE
871	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1179	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873	* reposition window on resize depending on placement on screen	1180	* reposition window on resize depending on placement on screen
874	*/	1181	*/
875	int x, y, x1, y1;	1182	int x, y, x1, y1;
876	int dx, dy;	1183	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1184	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1185	Window unused_cr;
879		1186
880	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1187	XTranslateCoordinates (disp, parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1188	0, 0, &x, &y, &unused_cr);
882	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1189	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1190	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1191	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1192	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1193	* our position for handles and decorations. Counter it
887	*/	1194	*/
888	if (x1 != x || y1 != y) {	1195	if (x1 != x || y1 != y)
		1196	{
889	x -= x1;	1197	x -= x1;
890	y -= y1;	1198	y -= y1;
891	}	1199	}
892		1200
893	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1201	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
894	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1202	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
895	dx = old_width - R->szHint.width;	1203	dx = old_width - szHint.width;
896	dy = old_height - R->szHint.height;	1204	dy = old_height - szHint.height;
897		1205
898	/* Check position of the center of the window */	1206	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1207	if (x < x1) /* left half */
900	dx = 0;	1208	dx = 0;
901	else if (x == x1) /* exact center */	1209	else if (x == x1) /* exact center */
902	dx /= 2;	1210	dx /= 2;
903	if (y < y1) /* top half */	1211	if (y < y1) /* top half */
904	dy = 0;	1212	dy = 0;
905	else if (y == y1) /* exact center */	1213	else if (y == y1) /* exact center */
906	dy /= 2;	1214	dy /= 2;
907		1215
908	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1216	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
909	R->szHint.width, R->szHint.height);	1217	szHint.width, szHint.height);
910	#else	1218	#else
911	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1219	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
912	R->szHint.height);
913	#endif	1220	#endif
914	}	1221	}
915		1222
916	fix_screen = (R->TermWin.ncol != R->prev_ncol	1223	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917	|| R->TermWin.nrow != R->prev_nrow);	1224
918	if (fix_screen || width != R->old_width || height != R->old_height) {	1225	if (fix_screen || newwidth != old_width || newheight != old_height)
		1226	{
919	if (scrollbar_visible(R)) {	1227	if (scrollbar_visible ())
		1228	{
920	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1229	XMoveResizeWindow (disp, scrollBar.win,
		1230	window_sb_x, 0,
921	0, scrollbar_TotalWidth(), R->szHint.height);	1231	scrollbar_TotalWidth (), szHint.height);
922	rxvt_Resize_scrollBar(aR);	1232	resize_scrollbar ();
923	}	1233	}
		1234
924	if (menubar_visible(R))	1235	if (menubar_visible ())
925	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1236	XMoveResizeWindow (disp, menuBar.win,
		1237	window_vt_x, 0,
926	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1238	width, menuBar_TotalHeight ());
927	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1239
928	R->window_vt_y, TermWin_TotalWidth(),	1240	XMoveResizeWindow (disp, vt,
		1241	window_vt_x, window_vt_y,
929	TermWin_TotalHeight());	1242	width, height);
930	#ifdef RXVT_GRAPHICS	1243
931	if (R->old_height)
932	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933	R->old_height - R->szHint.base_height);
934	#endif
935	rxvt_scr_clear(aR);	1244	scr_clear ();
936	#ifdef XPM_BACKGROUND	1245	#ifdef XPM_BACKGROUND
937	rxvt_resize_pixmap(aR);	1246	resize_pixmap ();
938	#endif	1247	#endif
939	}	1248	}
940		1249
941	if (fix_screen || R->old_height == 0) {	1250	if (fix_screen || old_height == 0)
		1251	{
942	int curr_screen = -1;	1252	int curr_screen = -1;
943	uint16_t old_ncol = R->prev_ncol;	1253	int old_ncol = prev_ncol;
944		1254
945	/* scr_reset only works on the primary screen */	1255	/* scr_reset only works on the primary screen */
946	if (R->old_height) /* this is not the first time through */	1256	if (old_height) /* this is not the first time through */
		1257	{
		1258	unsigned int ocol = ncol;
		1259	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
947	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1260	curr_screen = scr_change_screen (PRIMARY);
948		1261	ncol = ocol;
949	R->scr_reset();
950
951	if (curr_screen >= 0) { /* this is not the first time through */
952	rxvt_scr_change_screen(aR_ curr_screen);
953	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
954	}	1262	}
955	}
956		1263
		1264	scr_reset ();
		1265
		1266	if (curr_screen >= 0) /* this is not the first time through */
		1267	{
		1268	scr_change_screen (curr_screen);
		1269	selection_check (old_ncol != ncol ? 4 : 0);
		1270	}
		1271	}
		1272
957	R->old_width = R->szHint.width;	1273	old_width = szHint.width;
958	R->old_height = R->szHint.height;	1274	old_height = szHint.height;
		1275
		1276	#ifdef XPM_BACKGROUND
		1277	if (pixmap)
		1278	scr_touch (false);
		1279	#endif
959		1280
960	#ifdef USE_XIM	1281	#ifdef USE_XIM
961	rxvt_IMSetStatusPosition(aR);	1282	IMSetStatusPosition ();
962	#endif	1283	#endif
963	}	1284	}
964		1285
965	/*	1286	/*
966	* Set the width/height of the vt window in characters. Units are pixels.	1287	* Set the width/height of the vt window in characters. Units are pixels.
967	* good for toggling 80/132 columns	1288	* good for toggling 80/132 columns
968	*/	1289	*/
969	/* EXTPROTO */
970	void	1290	void
971	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1291	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972	{	1292	{
973	XWindowAttributes wattr;	1293	XWindowAttributes wattr;
974		1294
975	if (width == 0 || height == 0) {	1295	if (newwidth == 0 || newheight == 0)
		1296	{
976	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1297	XGetWindowAttributes (display->display, display->root, &wattr);
		1298
977	if (width == 0)	1299	if (newwidth == 0)
978	width = wattr.width - R->szHint.base_width;	1300	newwidth = wattr.width - szHint.base_width;
979	if (height == 0)	1301	if (newheight == 0)
980	height = wattr.height - R->szHint.base_height;	1302	newheight = wattr.height - szHint.base_height;
		1303	}
		1304
		1305	if (newwidth != width || newheight != height)
981	}	1306	{
982	if (width != R->TermWin.width || height != R->TermWin.height) {
983	width += R->szHint.base_width;	1307	newwidth += szHint.base_width;
984	height += R->szHint.base_height;	1308	newheight += szHint.base_height;
985	rxvt_resize_all_windows(aR_ width, height, 0);	1309	resize_all_windows (newwidth, newheight, 0);
986	}	1310	}
987	}	1311	}
988		1312
989	/* -------------------------------------------------------------------- *	1313	/* -------------------------------------------------------------------- *
990	* - X INPUT METHOD ROUTINES - *	1314	* - X INPUT METHOD ROUTINES - *
991	* -------------------------------------------------------------------- */	1315	* -------------------------------------------------------------------- */
992	#ifdef USE_XIM	1316	#ifdef USE_XIM
993	/* INTPROTO */
994	void
995	rxvt_setSize(pR_ XRectangle * size)
996	{
997	size->x = R->TermWin.int_bwidth;
998	size->y = R->TermWin.int_bwidth;
999	size->width = Width2Pixel(R->TermWin.ncol);
1000	size->height = Height2Pixel(R->TermWin.nrow);
1001	}
1002		1317
1003	/* INTPROTO */
1004	void	1318	void
1005	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1319	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006	{	1320	{
1007	*fg = R->PixColors[Color_fg];	1321	fg = pix_colors[Color_fg];
1008	*bg = R->PixColors[Color_bg];	1322	bg = pix_colors[Color_bg];
		1323	}
		1324
		1325	void
		1326	rxvt_term::im_set_size (XRectangle &size)
		1327	{
		1328	// the int_bwidth terms make no sense to me
		1329	size.x = int_bwidth;
		1330	size.y = int_bwidth;
		1331	size.width = Width2Pixel (ncol) + int_bwidth;
		1332	size.height = Height2Pixel (nrow) + int_bwidth;
		1333	}
		1334
		1335	void
		1336	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1337	XRectangle &status_rect,
		1338	const XRectangle &needed_rect)
		1339	{
		1340	preedit_rect.x = needed_rect.width;
		1341	preedit_rect.y = 0;
		1342	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1343	preedit_rect.height = fheight;
		1344
		1345	status_rect.x = 0;
		1346	status_rect.y = 0;
		1347	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1348	status_rect.height = fheight;
1009	}	1349	}
1010		1350
1011	/* Checking whether input method is running. */	1351	/* Checking whether input method is running. */
1012	/* INTPROTO */
1013	Bool	1352	bool
1014	rxvt_IMisRunning(pR)	1353	rxvt_term::IMisRunning ()
1015	{	1354	{
1016	char *p;	1355	char *p;
1017	Atom atom;	1356	Atom atom;
1018	Window win;	1357	Window win;
1019	char server[IMBUFSIZ];	1358	char server[IMBUFSIZ];
1020		1359
1021	/* get current locale modifier */	1360	/* get current locale modifier */
1022	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1361	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1362	{
1023	STRCPY(server, "@server=");	1363	strcpy (server, "@server=");
1024	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1364	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1365
1025	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1366	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1026	*p = '\0';	1367	*p = '\0';
1027		1368
1028	atom = XInternAtom(R->Xdisplay, server, False);	1369	atom = XInternAtom (display->display, server, False);
1029	win = XGetSelectionOwner(R->Xdisplay, atom);	1370	win = XGetSelectionOwner (display->display, atom);
		1371
1030	if (win != None)	1372	if (win != None)
1031	return True;	1373	return True;
1032	}	1374	}
		1375
1033	return False;	1376	return False;
1034	}	1377	}
1035		1378
1036	/* EXTPROTO */
1037	void	1379	void
1038	rxvt_IMSendSpot(pR)	1380	rxvt_term::IMSendSpot ()
1039	{	1381	{
1040	XPoint spot;	1382	XPoint nspot;
1041	XVaNestedList preedit_attr;	1383	XVaNestedList preedit_attr;
1042		1384
1043	if (R->Input_Context == NULL	1385	if (!Input_Context
		1386	|| !focus
1044	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1387	|| !(input_style & XIMPreeditPosition))
1045	|| !(R->event_type == KeyPress
1046	|| R->event_type == Expose
1047	|| R->event_type == NoExpose
1048	|| R->event_type == SelectionNotify
1049	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1050	|| !rxvt_IMisRunning(aR))
1051	return;	1388	return;
1052		1389
1053	rxvt_setPosition(aR_ & spot);	1390	im_set_position (nspot);
1054		1391
		1392	if (nspot.x == spot.x && nspot.y == spot.y)
		1393	return;
		1394
		1395	spot = nspot;
		1396
1055	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1397	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1398	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057	XFree(preedit_attr);	1399	XFree (preedit_attr);
1058	}	1400	}
1059		1401
1060	/* EXTPROTO */
1061	void	1402	void
1062	rxvt_setTermFontSet(pR_ int idx)	1403	rxvt_term::im_destroy ()
1063	{	1404	{
1064	char *string;	1405	if (input_method)
1065	long length;	1406	{
1066	int success = 0;	1407	if (Input_Context && input_method->xim)
		1408	XDestroyIC (Input_Context);
1067		1409
1068	if (idx < 0 || idx >= MAX_NFONTS)	1410	display->put_xim (input_method);
1069	return;	1411	input_method = 0;
1070	}	1412	}
1071		1413
1072	/* INTPROTO */
1073	void
1074	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075	XRectangle * needed_rect)
1076	{
1077	int mbh, vtx = 0;
1078
1079	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080	vtx = scrollbar_TotalWidth();
1081	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082	mbh -= R->TermWin.lineSpace;
1083
1084	preedit_rect->x = needed_rect->width + vtx;
1085	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088	+ vtx;
1089	preedit_rect->height = Height2Pixel(1);
1090
1091	status_rect->x = vtx;
1092	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094	status_rect->width = needed_rect->width ? needed_rect->width
1095	: Width2Pixel(R->TermWin.ncol + 1);
1096	status_rect->height = Height2Pixel(1);
1097	}
1098
1099	/* ARGSUSED */
1100	/* INTPROTO */
1101	void
1102	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103	__attribute__ ((unused)), XPointer call_data
1104	__attribute__ ((unused)))
1105	{
1106	dR;
1107
1108	R->Input_Context = NULL;	1414	Input_Context = 0;
1109	/* To avoid Segmentation Fault in C locale: Solaris only? */
1110	if (STRCMP(R->locale, "C"))
1111	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112	rxvt_IMInstantiateCallback, NULL);
1113	}	1415	}
1114		1416
1115	/*	1417	/*
1116	* X manual pages and include files don't match on some systems:	1418	* Try to open a XIM with the current modifiers, then see if we can
1117	* some think this is an XIDProc and others an XIMProc so we can't	1419	* open a suitable preedit type
1118	* use the first argument - need to update this to be nice for
1119	* both types via some sort of configure detection
1120	*/	1420	*/
1121	/* ARGSUSED */	1421	bool
1122	/* EXTPROTO */	1422	rxvt_term::IM_get_IC (const char *modifiers)
1123	void
1124	rxvt_IMInstantiateCallback(Display * unused
1125	__attribute__ ((unused)), XPointer client_data
1126	__attribute__ ((unused)), XPointer call_data
1127	__attribute__ ((unused)))
1128	{	1423	{
1129	dR;	1424	int i, j, found;
1130	int i, found, had_im;	1425	XIM xim;
		1426	XPoint spot;
		1427	XRectangle rect, status_rect, needed_rect;
		1428	unsigned long fg, bg;
		1429	const char *p;
		1430	char **s;
		1431	XIMStyles *xim_styles;
		1432
		1433	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1434	return false;
		1435
		1436	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1437	input_method = display->get_xim (locale, modifiers);
		1438	if (input_method == NULL)
		1439	return false;
		1440
		1441	xim = input_method->xim;
		1442	spot.x = spot.y = -1;
		1443
		1444	xim_styles = NULL;
		1445	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1446	|| !xim_styles || !xim_styles->count_styles)
		1447	{
		1448	im_destroy ();
		1449	return false;
		1450	}
		1451
		1452	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1453
		1454	for (int pi = 0; pi < 2; pi++)
		1455	{
		1456	p = pet[pi];
		1457
		1458	if (!p)
		1459	continue;
		1460
		1461	s = rxvt_splitcommastring (p);
		1462
		1463	for (i = found = 0; !found && s[i]; i++)
		1464	{
		1465	if (!strcmp (s[i], "OverTheSpot"))
		1466	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1467	else if (!strcmp (s[i], "OffTheSpot"))
		1468	input_style = (XIMPreeditArea | XIMStatusArea);
		1469	else if (!strcmp (s[i], "Root"))
		1470	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1471	else if (!strcmp (s[i], "None"))
		1472	input_style = (XIMPreeditNone | XIMStatusNone);
		1473
		1474	for (j = 0; j < xim_styles->count_styles; j++)
		1475	if (input_style == xim_styles->supported_styles[j])
		1476	{
		1477	rxvt_freecommastring (s);
		1478
		1479	found = 1;
		1480	goto foundpet;
		1481	}
		1482
		1483	}
		1484
		1485	rxvt_freecommastring (s);
		1486	}
		1487
		1488	foundpet:
		1489
		1490	XFree (xim_styles);
		1491
		1492	if (!found)
		1493	{
		1494	im_destroy ();
		1495	return false;
		1496	}
		1497
		1498	XFontSet fs = 0;
		1499	XVaNestedList preedit_attr = 0, status_attr = 0;
		1500
		1501	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1502	{
		1503	// fake us a font-set, please
		1504	char **missing_charset_list;
		1505	int missing_charset_count;
		1506	char *def_string;
		1507	char pat[512];
		1508
		1509	sprintf (pat,
		1510	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1511	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1512	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1513	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1514	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1515	"*",
		1516	fheight,
		1517	fheight + 1, fheight - 1,
		1518	fheight - 2, fheight + 2);
		1519
		1520	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1521	&missing_charset_list, &missing_charset_count, &def_string);
		1522
		1523	if (missing_charset_list)
		1524	XFreeStringList (missing_charset_list);
		1525
		1526	if (!fs)
		1527	{
		1528	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1529	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1530	}
		1531	}
		1532
		1533	if (input_style & XIMPreeditPosition)
		1534	{
		1535	im_set_size (rect);
		1536	im_set_position (spot);
		1537	im_set_color (fg, bg);
		1538
		1539	preedit_attr = XVaCreateNestedList (0,
		1540	XNForeground, fg,
		1541	XNBackground, bg,
		1542	XNArea, &rect,
		1543	XNSpotLocation, &spot,
		1544	XNFontSet, fs,
		1545	NULL);
		1546	}
		1547	else if (input_style & XIMPreeditArea)
		1548	{
		1549	im_set_color (fg, bg);
		1550
		1551	/*
		1552	* The necessary width of preedit area is unknown
		1553	* until create input context.
		1554	*/
		1555	needed_rect.width = 0;
		1556	im_set_preedit_area (rect, status_rect, needed_rect);
		1557
		1558	preedit_attr = XVaCreateNestedList (0,
		1559	XNForeground, fg,
		1560	XNBackground, bg,
		1561	XNArea, &rect,
		1562	XNFontSet, fs,
		1563	NULL);
		1564	status_attr = XVaCreateNestedList (0,
		1565	XNForeground, fg,
		1566	XNBackground, bg,
		1567	XNArea, &status_rect,
		1568	XNFontSet, fs,
		1569	NULL);
		1570	}
		1571
		1572	Input_Context = XCreateIC (xim,
		1573	XNInputStyle, input_style,
		1574	XNClientWindow, vt,
		1575	XNFocusWindow, parent[0],
		1576	preedit_attr ? XNPreeditAttributes : NULL,
		1577	preedit_attr,
		1578	status_attr ? XNStatusAttributes : NULL,
		1579	status_attr, NULL);
		1580
		1581	if (preedit_attr) XFree (preedit_attr);
		1582	if (status_attr) XFree (status_attr);
		1583	if (fs) XFreeFontSet (display->display, fs);
		1584
		1585	if (Input_Context == NULL)
		1586	{
		1587	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1588	im_destroy ();
		1589	return false;
		1590	}
		1591
		1592	if (input_style & XIMPreeditArea)
		1593	IMSetStatusPosition ();
		1594
		1595	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1596	return true;
		1597	}
		1598
		1599	void
		1600	rxvt_term::im_cb ()
		1601	{
		1602	int i;
1131	const char *p;	1603	const char *p;
1132	char **s;	1604	char **s;
1133	char buf[IMBUFSIZ];	1605	char buf[IMBUFSIZ];
1134		1606
		1607	SET_R (this);
		1608
		1609	im_destroy ();
		1610
1135	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1611	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1136	if (R->Input_Context)	1612	if (Input_Context)
1137	return;	1613	return;
1138		1614
1139	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1615	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140	if (R->rs[Rs_imLocale])	1616	if (rs[Rs_imLocale])
1141	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1617	SET_LOCALE (rs[Rs_imLocale]);
1142	#endif	1618	#endif
1143		1619
1144	p = R->rs[Rs_inputMethod];	1620	p = rs[Rs_inputMethod];
1145	if (p && *p)	1621	if (p && *p)
1146	{	1622	{
1147	bool found = false;	1623	bool found = false;
1148		1624
1149	s = rxvt_splitcommastring (p);	1625	s = rxvt_splitcommastring (p);
		1626
1150	for (i = 0; s[i]; i++)	1627	for (i = 0; s[i]; i++)
1151	{	1628	{
1152	if (*s[i])	1629	if (*s[i])
1153	{	1630	{
1154	STRCPY (buf, "@im=");	1631	strcpy (buf, "@im=");
1155	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1632	strncat (buf, s[i], IMBUFSIZ - 5);
1156	if ((p = XSetLocaleModifiers (buf)) && *p	1633	if (IM_get_IC (buf))
1157	&& rxvt_IM_get_IC (aR))
1158	{	1634	{
1159	found = true;	1635	found = true;
1160	break;	1636	break;
1161	}	1637	}
1162	}	1638	}
1163	}	1639	}
1164	for (i = 0; s[i]; i++)	1640
1165	free(s[i]);	1641	rxvt_freecommastring (s);
1166	free(s);
1167		1642
1168	if (found)	1643	if (found)
1169	goto done;	1644	goto done;
1170	}	1645	}
1171		1646
1172	/* try with XMODIFIERS env. var. */	1647	/* try with XMODIFIERS env. var. */
1173	if ((p = XSetLocaleModifiers ("")) && *p	1648	if (IM_get_IC (""))
1174	&& rxvt_IM_get_IC (aR))
1175	goto done;	1649	goto done;
1176		1650
1177	/* try with no modifiers base IF the user didn't specify an IM */	1651	/* try with no modifiers base IF the user didn't specify an IM */
1178	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1652	if (IM_get_IC ("@im=none"))
1179	&& rxvt_IM_get_IC (aR) == True)
1180	goto done;	1653	goto done;
1181		1654
1182	done:	1655	done:
1183	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1656	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184	if (R->rs[Rs_imLocale])	1657	if (rs[Rs_imLocale])
1185	setlocale (LC_CTYPE, R->locale);	1658	SET_LOCALE (locale);
1186	#endif	1659	#endif
1187	}	1660	}
1188		1661
1189	/*	1662	void
1190	* Try to open a XIM with the current modifiers, then see if we can	1663	rxvt_term::IMSetStatusPosition ()
1191	* open a suitable preedit type
1192	*/
1193	/* INTPROTO */
1194	Bool
1195	rxvt_IM_get_IC(pR)
1196	{	1664	{
1197	int i, j, found;
1198	XIM xim;
1199	XPoint spot;
1200	XRectangle rect, status_rect, needed_rect;	1665	XRectangle preedit_rect, status_rect, *needed_rect;
1201	unsigned long fg, bg;
1202	const char *p;
1203	char **s;
1204	XIMStyles *xim_styles;
1205	XVaNestedList preedit_attr, status_attr;	1666	XVaNestedList preedit_attr, status_attr;
1206	XIMCallback ximcallback;
1207		1667
1208	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1668	if (!Input_Context
1209	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1669	|| !focus
1210	if (xim == NULL)
1211	return False;
1212
1213	xim_styles = NULL;
1214	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215	|| !xim_styles || !xim_styles->count_styles) {
1216	XCloseIM(xim);
1217	return False;
1218	}
1219
1220	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221	: "OverTheSpot,OffTheSpot,Root";
1222	s = rxvt_splitcommastring(p);
1223	for (i = found = 0; !found && s[i]; i++) {
1224	if (!STRCMP(s[i], "OverTheSpot"))
1225	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226	else if (!STRCMP(s[i], "OffTheSpot"))
1227	R->input_style = (XIMPreeditArea | XIMStatusArea);
1228	else if (!STRCMP(s[i], "Root"))
1229	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231	for (j = 0; j < xim_styles->count_styles; j++)
1232	if (R->input_style == xim_styles->supported_styles[j]) {
1233	found = 1;
1234	break;
1235	}
1236	}
1237	for (i = 0; s[i]; i++)
1238	free(s[i]);
1239	free(s);
1240	XFree(xim_styles);
1241
1242	if (!found) {
1243	XCloseIM(xim);
1244	return False;
1245	}
1246
1247	ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249	/* XXX: not sure why we need this (as well as IC one below) */
1250	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252	preedit_attr = status_attr = NULL;
1253
1254	if (R->input_style & XIMPreeditPosition) {
1255	rxvt_setSize(aR_ & rect);
1256	rxvt_setPosition(aR_ & spot);
1257	rxvt_setColor(aR_ & fg, &bg);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNSpotLocation, &spot,
1261	XNForeground, fg, XNBackground, bg,
1262	//XNFontSet, R->TermWin.fontset,
1263	NULL);
1264	} else if (R->input_style & XIMPreeditArea) {
1265	rxvt_setColor(aR_ & fg, &bg);
1266
1267	/*
1268	* The necessary width of preedit area is unknown
1269	* until create input context.
1270	*/
1271	needed_rect.width = 0;
1272
1273	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, R->TermWin.fontset,
1278	NULL);
1279	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280	XNForeground, fg, XNBackground, bg,
1281	//XNFontSet, R->TermWin.fontset,
1282	NULL);
1283	}
1284	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285	XNClientWindow, R->TermWin.parent[0],
1286	XNFocusWindow, R->TermWin.parent[0],
1287	XNDestroyCallback, &ximcallback,
1288	preedit_attr ? XNPreeditAttributes : NULL,
1289	preedit_attr,
1290	status_attr ? XNStatusAttributes : NULL,
1291	status_attr, NULL);
1292	if (preedit_attr)
1293	XFree(preedit_attr);
1294	if (status_attr)
1295	XFree(status_attr);
1296	if (R->Input_Context == NULL) {
1297	rxvt_print_error("failed to create input context");
1298	XCloseIM(xim);
1299	return False;
1300	}
1301	if (R->input_style & XIMPreeditArea)	1670	|| !(input_style & XIMPreeditArea)
1302	rxvt_IMSetStatusPosition(aR);
1303	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304	return True;
1305	}
1306
1307	/* EXTPROTO */
1308	void
1309	rxvt_IMSetStatusPosition(pR)
1310	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;
1313
1314	if (R->Input_Context == NULL
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))	1671	|| !IMisRunning ())
1317	return;	1672	return;
1318		1673
1319	/* Getting the necessary width of preedit area */	1674	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1675	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1676	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1677	XFree (status_attr);
1323		1678
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1679	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1680	XFree (needed_rect);
1325		1681
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1682	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1683	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1684
1329	XSetICValues(R->Input_Context,	1685	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1686	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1687	XNStatusAttributes, status_attr, NULL);
1332		1688
1333	XFree(preedit_attr);	1689	XFree (preedit_attr);
1334	XFree(status_attr);	1690	XFree (status_attr);
1335	}	1691	}
1336	#endif /* USE_XIM */	1692	#endif /* USE_XIM */
1337		1693
1338	/*----------------------------------------------------------------------*/	1694	/*----------------------------------------------------------------------*/
1339	rxvt_t rxvt_current_term;	1695	rxvt_t rxvt_current_term;

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