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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.153 by root, Tue Dec 27 12:23:37 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.21 2004/01/29 23:26:01 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */
36		35
		36	#include <limits>
		37
37	#include <signal.h>	38	#include <csignal>
		39	#include <cstring>
38		40
39	#ifdef TTY_GID_SUPPORT	41	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	42	# include <grp.h>
41	#endif	43	#endif
42		44
43	#ifdef HAVE_TERMIOS_H	45	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	46	# include <termios.h>
45	#endif	47	#endif
46		48
47	#include <cstring>	49	#ifdef KEYSYM_RESOURCE
		50	# include "keyboard.h"
		51	#endif
		52
		53	vector<rxvt_term *> rxvt_term::termlist;
48		54
49	static char curlocale[128];	55	static char curlocale[128];
50		56
51	void	57	bool
52	rxvt_set_locale (const char *locale)	58	rxvt_set_locale (const char *locale)
53	{	59	{
54	if (locale && STRNCMP (locale, curlocale, 128))	60	if (!locale || !strncmp (locale, curlocale, 128))
55	{	61	return false;
		62
56	STRNCPY (curlocale, locale, 128);	63	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	64	setlocale (LC_CTYPE, curlocale);
		65	return true;
		66	}
		67
		68	#if ENABLE_COMBINING
		69	class rxvt_composite_vec rxvt_composite;
		70
		71	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		72	{
		73	compose_char *cc;
		74
		75	// break compose chains, as stupid readline really likes to duplicate
		76	// composing characters for some reason near the end of a line.
		77	cc = (*this)[c1];
		78	while (cc)
58	}	79	{
59	}	80	if (cc->c2 == c2) return c1;
		81	cc = (*this)[cc->c1];
		82	}
60		83
61	void *	84	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	85	for (cc = v.end (); cc-- > v.begin (); )
63	{	86	{
64	void *p = malloc (s);	87	if (cc->c1 == c1 && cc->c2 == c2)
		88	return COMPOSE_LO + (cc - v.begin ());
		89	}
65		90
66	MEMSET (p, 0, s);	91	// allocate a new combination
		92	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		93	{
		94	static int seen;
		95
		96	if (!seen++)
		97	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		98
		99	return REPLACEMENT_CHAR;
		100	}
		101
		102	v.push_back (compose_char (c1, c2));
		103
		104	return v.size () - 1 + COMPOSE_LO;
		105	}
		106
		107	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		108	{
		109	compose_char *cc = (*this)[c];
		110
		111	if (!cc)
		112	{
		113	if (r) *r = c;
		114	return 1;
		115	}
		116
		117	int len = expand (cc->c1, r);
		118
		119	if (r) r += len;
		120
		121	if (cc->c2 != NOCHAR)
		122	{
		123	len++;
		124	if (r) *r++ = cc->c2;
		125	}
		126
67	return p;	127	return len;
68	}
69		128
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	129	}
		130	#endif
75		131
76	rxvt_term::rxvt_term ()	132	rxvt_term::rxvt_term ()
77	: destroy_ev (this, &rxvt_term::destroy_cb),	133	:
		134	#if TRANSPARENT
		135	rootwin_ev (this, &rxvt_term::rootwin_cb),
		136	#endif
		137	#ifdef HAVE_SCROLLBARS
		138	scrollbar_ev (this, &rxvt_term::x_cb),
		139	#endif
		140	#ifdef MENUBAR
		141	menubar_ev (this, &rxvt_term::x_cb),
		142	#endif
78	#ifdef CURSOR_BLINK	143	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	144	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	145	#endif
81	#ifdef TEXT_BLINK	146	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	147	text_blink_ev (this, &rxvt_term::text_blink_cb),
		148	#endif
		149	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		150	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		151	#endif
		152	#ifdef SELECTION_SCROLLING
		153	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		154	#endif
		155	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		156	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
83	#endif	157	#endif
84	#ifdef POINTER_BLANK	158	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	159	pointer_ev (this, &rxvt_term::pointer_cb),
86	#endif	160	#endif
		161	#ifdef USE_XIM
		162	im_ev (this, &rxvt_term::im_cb),
		163	#endif
		164	termwin_ev (this, &rxvt_term::x_cb),
87	x_ev (this, &rxvt_term::x_cb),	165	vt_ev (this, &rxvt_term::x_cb),
88	check_ev (this, &rxvt_term::check_cb),	166	check_ev (this, &rxvt_term::check_cb),
		167	flush_ev (this, &rxvt_term::flush_cb),
		168	destroy_ev (this, &rxvt_term::destroy_cb),
		169	pty_ev (this, &rxvt_term::pty_cb),
89	incr_ev (this, &rxvt_term::incr_cb),	170	incr_ev (this, &rxvt_term::incr_cb)
90	pty_ev (this, &rxvt_term::pty_cb)
91	{	171	{
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	172	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		173
		174	termlist.push_back (this);
		175
		176	#ifdef KEYSYM_RESOURCE
		177	keyboard = new keyboard_manager;
		178
		179	if (!keyboard)
		180	rxvt_fatal ("out of memory, aborting.\n");
		181	#endif
		182	}
		183
		184	// clean up the most important stuff, do *not* call x or free mem etc.
		185	// for use before an emergency exit
		186	void rxvt_term::emergency_cleanup ()
		187	{
		188	if (cmd_pid)
		189	kill (-cmd_pid, SIGHUP);
		190
		191	#ifdef UTMP_SUPPORT
		192	privileged_utmp (RESTORE);
		193	#endif
		194
		195	pty.put ();
93	}	196	}
94		197
95	rxvt_term::~rxvt_term ()	198	rxvt_term::~rxvt_term ()
96	{	199	{
		200	termlist.erase (find (termlist.begin (), termlist.end(), this));
		201
		202	emergency_cleanup ();
		203
		204	#if ENABLE_STYLES
		205	for (int i = RS_styleCount; --i; )
		206	if (fontset[i] != fontset[0])
		207	delete fontset[i];
		208	#endif
		209	delete fontset[0];
		210
		211	if (display)
		212	{
		213	dDisp;
		214
		215	selection_clear ();
		216
		217	#ifdef USE_XIM
		218	im_destroy ();
		219	#endif
		220	#ifdef MENUBAR
		221	if (menubarGC) XFreeGC (disp, menubarGC);
		222	#endif
		223	#ifdef XTERM_SCROLLBAR
		224	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		225	if (ShadowGC) XFreeGC (disp, ShadowGC);
		226	#endif
		227	#ifdef PLAIN_SCROLLBAR
		228	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		229	#endif
		230	#ifdef NEXT_SCROLLBAR
		231	if (blackGC) XFreeGC (disp, blackGC);
		232	if (whiteGC) XFreeGC (disp, whiteGC);
		233	if (grayGC) XFreeGC (disp, grayGC);
		234	if (darkGC) XFreeGC (disp, darkGC);
		235	if (stippleGC) XFreeGC (disp, stippleGC);
		236	if (dimple) XFreePixmap (disp, dimple);
		237	if (upArrow) XFreePixmap (disp, upArrow);
		238	if (downArrow) XFreePixmap (disp, downArrow);
		239	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		240	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		241	#endif
		242	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		243	if (topShadowGC) XFreeGC (disp, topShadowGC);
		244	if (botShadowGC) XFreeGC (disp, botShadowGC);
		245	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		246	#endif
		247	if (gc) XFreeGC (disp, gc);
		248
		249	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		250	delete menuBar.drawable;
		251	//if (menuBar.win)
		252	// XDestroyWindow (disp, menuBar.win);
		253	#endif
		254	delete drawable;
		255	// destroy all windows
		256	if (parent[0])
		257	XDestroyWindow (disp, parent[0]);
		258	}
		259
		260	// TODO: free pixcolours, colours should become part of rxvt_display
		261
		262	delete pix_colors_focused;
		263	#if OFF_FOCUS_FADING
		264	delete pix_colors_unfocused;
		265	#endif
		266
		267	displays.put (display);
		268
97	scr_release ();	269	scr_release ();
98		270
		271	/* clear all resources */
		272	for (int i = 0; i < allocated.size (); i++)
		273	free (allocated [i]);
		274
		275	free (selection.text);
		276	// TODO: manage env vars in child only(!)
		277	free (env_windowid);
		278	free (env_display);
		279	free (env_term);
		280	free (env_colorfgbg);
99	free (locale);	281	free (locale);
100	free (codeset);	282	free (v_buffer);
		283	free (incr_buf);
101		284
102	#ifndef NO_SETOWNER_TTYDEV	285	delete envv;
103	rxvt_privileged_ttydev (this, RESTORE);	286	delete argv;
104	#endif
105	#ifdef UTMP_SUPPORT
106	rxvt_privileged_utmp (this, RESTORE);
107	#endif
108	#ifdef USE_XIM
109	if (Input_Context != NULL)
110	{
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		287
116	if (cmd_fd >= 0)	288	#ifdef KEYSYM_RESOURCE
117	close (cmd_fd);	289	delete keyboard;
		290	#endif
		291	}
118		292
119	if (Xfd >= 0)	293	void
120	XCloseDisplay (Xdisplay);	294	rxvt_term::child_exit ()
		295	{
		296	cmd_pid = 0;
121		297
122	delete PixColors;	298	if (!(options & Opt_hold))
		299	destroy ();
123	}	300	}
124		301
125	void	302	void
126	rxvt_term::destroy ()	303	rxvt_term::destroy ()
127	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
		312	if (display)
		313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	#if HAVE_SCROLLBARS
		318	scrollbar_ev.stop (display);
		319	#endif
		320	#if MENUBAR
		321	menubar_ev.stop (display);
		322	#endif
		323	#if TRANSPARENT
		324	rootwin_ev.stop (display);
		325	#endif
		326	incr_ev.stop ();
		327	termwin_ev.stop (display);
		328	vt_ev.stop (display);
		329	}
		330
128	check_ev.stop ();	331	check_ev.stop ();
129	pty_ev.stop ();	332	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	333	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	334	cursor_blink_ev.stop ();
133	#endif	335	#endif
134	#ifdef TEXT_BLINK	336	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	337	text_blink_ev.stop ();
136	#endif	338	#endif
		339	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		340	cont_scroll_ev.stop ();
		341	#endif
		342	#ifdef SELECTION_SCROLLING
		343	sel_scroll_ev.stop ();
		344	#endif
137	#ifdef POINTER_BLANK	345	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	346	pointer_ev.stop ();
139	#endif	347	#endif
140		348
141	destroy_ev.start (0);	349	destroy_ev.start (0);
…		…
148		356
149	delete this;	357	delete this;
150	}	358	}
151		359
152	/*----------------------------------------------------------------------*/	360	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */	361	/*
154	/* LIBPROTO */	362	* Exit gracefully, clearing the utmp entry and restoring tty attributes
155	rxvt_t	363	* TODO: if debugging, this should free up any known resources if we can
156	rxvt_init (int argc, const char *const *argv)	364	*/
157	{	365	static XErrorHandler old_xerror_handler;
158	SET_R (new rxvt_term);
159	dR;
160		366
161	if (!R->init_vars () || !R->init (argc, argv))	367	static void
		368	rxvt_emergency_cleanup ()
		369	{
		370	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		371	(*t)->emergency_cleanup ();
		372	}
		373
		374	#if ENABLE_FRILLS
		375	static void
		376	print_x_error (Display *dpy, XErrorEvent *event)
		377	{
		378	char buffer[BUFSIZ];
		379	char mesg[BUFSIZ];
		380	char number[32];
		381	char *mtype = "XlibMessage";
		382	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		383	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		384	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		385	rxvt_warn ("%s: %s\n", mesg, buffer);
		386	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		387	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		388	sprintf(number, "%d", event->request_code);
		389	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		390	rxvt_warn ("(which is %s)\n", buffer);
		391	if (event->request_code >= 128) {
		392	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		393	mesg, BUFSIZ);
		394	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
162	{	395	}
163	delete R;	396	if ((event->error_code == BadWindow) ||
164	return NULL;	397	(event->error_code == BadPixmap) ||
		398	(event->error_code == BadCursor) ||
		399	(event->error_code == BadFont) ||
		400	(event->error_code == BadDrawable) ||
		401	(event->error_code == BadColor) ||
		402	(event->error_code == BadGC) ||
		403	(event->error_code == BadIDChoice) ||
		404	(event->error_code == BadValue) ||
		405	(event->error_code == BadAtom)) {
		406	if (event->error_code == BadValue)
		407	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		408	mesg, BUFSIZ);
		409	else if (event->error_code == BadAtom)
		410	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		411	mesg, BUFSIZ);
		412	else
		413	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		416	}
		417	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		418	mesg, BUFSIZ);
		419	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		420	}
		421	#endif
		422
		423	int
		424	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		425	{
		426	if (GET_R->allowedxerror == -1)
		427	GET_R->allowedxerror = event->error_code;
		428	else
165	}	429	{
166		430	// GET_R is most likely not the terminal which caused the error,
167	return R;	431	// so just output the error and continue
168	}	432	#if ENABLE_FRILLS
169		433	print_x_error (display, event);
170	/* EXTPROTO */
171	void
172	rxvt_init_signals ()
173	{
174	/* install exit handler for cleanup */
175	#if 0
176	#ifdef HAVE_ATEXIT
177	atexit(rxvt_clean_exit);
178	#else	434	#else
		435	old_xerror_handler (display, event);
179	#endif	436	#endif
180	#endif	437	}
181		438
182	struct sigaction sa;	439	return 0;
183
184	sigfillset (&sa.sa_mask);
185	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194	/* signal (SIGURG, SIG_DFL); */
195
196	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198	}	440	}
199		441
		442	int
		443	rxvt_xioerror_handler (Display *display)
		444	{
		445	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		446	DisplayString (display));
		447	rxvt_emergency_cleanup ();
		448	_exit (EXIT_FAILURE);
		449	}
		450
		451	/*----------------------------------------------------------------------*/
200	bool	452	bool
201	rxvt_term::init (int argc, const char *const *argv)	453	rxvt_term::init (int argc, const char *const *argv)
		454	{
		455	SET_R (this);
		456
		457	set_locale ("");
		458
		459	if (!init_vars ())
		460	return false;
		461
		462	init_secondary ();
		463
		464	const char **cmd_argv = init_resources (argc, argv);
		465
		466	#ifdef KEYSYM_RESOURCE
		467	keyboard->register_done ();
		468	#endif
		469
		470	#if MENUBAR_MAX
		471	menubar_read (rs[Rs_menu]);
		472	#endif
		473	#ifdef HAVE_SCROLLBARS
		474	if (options & Opt_scrollBar)
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	create_windows (argc, argv);
		479
		480	dDisp;
		481
		482	init_xlocale ();
		483
		484	scr_reset (); /* initialize screen */
		485
		486	#if 0
		487	XSynchronize (disp, True);
		488	#endif
		489
		490	#ifdef HAVE_SCROLLBARS
		491	if (options & Opt_scrollBar)
		492	resize_scrollbar (); /* create and map scrollbar */
		493	#endif
		494	#if (MENUBAR_MAX)
		495	if (menubar_visible ())
		496	XMapWindow (disp, menuBar.win);
		497	#endif
		498	#ifdef TRANSPARENT
		499	if (options & Opt_transparent)
		500	{
		501	XSelectInput (disp, display->root, PropertyChangeMask);
		502	check_our_parents ();
		503	rootwin_ev.start (display, display->root);
		504	}
		505	#endif
		506
		507	XMapWindow (disp, vt);
		508	XMapWindow (disp, parent[0]);
		509
		510	set_colorfgbg ();
		511
		512	init_command (cmd_argv);
		513
		514	free (cmd_argv);
		515
		516	pty_ev.start (pty.pty, EVENT_READ);
		517
		518	check_ev.start ();
		519
		520	return true;
		521	}
		522
		523	static struct sig_handlers
		524	{
		525	sig_watcher sw_chld, sw_term, sw_int;
		526
		527	void sig_chld (sig_watcher &w)
		528	{
		529	// we are being called for every SIGCHLD, find the corresponding term
		530	int pid;
		531
		532	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		533	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		534	if (pid == (*t)->cmd_pid)
		535	{
		536	(*t)->child_exit ();
		537	break;
		538	}
		539	}
		540
		541	/*
		542	* Catch a fatal signal and tidy up before quitting
		543	*/
		544	void
		545	sig_term (sig_watcher &w)
		546	{
		547	#ifdef DEBUG_CMD
		548	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		549	#endif
		550	rxvt_emergency_cleanup ();
		551	signal (w.signum, SIG_DFL);
		552	kill (getpid (), w.signum);
		553	}
		554
		555	sig_handlers ()
		556	: sw_chld (this, &sig_handlers::sig_chld),
		557	sw_term (this, &sig_handlers::sig_term),
		558	sw_int (this, &sig_handlers::sig_term)
		559	{
		560	}
		561	} sig_handlers;
		562
		563	void
		564	rxvt_init ()
202	{	565	{
203	/*	566	/*
204	* Save and then give up any super-user privileges	567	* Save and then give up any super-user privileges
205	* If we need privileges in any area then we must specifically request it.	568	* If we need privileges in any area then we must specifically request it.
206	* We should only need to be root in these cases:	569	* We should only need to be root in these cases:
207	* 1. write utmp entries on some systems	570	* 1. write utmp entries on some systems
208	* 2. chown tty on some systems	571	* 2. chown tty on some systems
209	*/	572	*/
210	rxvt_privileges (this, SAVE);	573	rxvt_privileges (SAVE);
211	rxvt_privileges (this, IGNORE);	574	rxvt_privileges (IGNORE);
212		575
213	init_secondary ();	576	signal (SIGHUP, SIG_IGN);
		577	signal (SIGPIPE, SIG_IGN);
214		578
215	const char **cmd_argv = init_resources (argc, argv);	579	sig_handlers.sw_chld.start (SIGCHLD);
		580	sig_handlers.sw_term.start (SIGTERM);
		581	sig_handlers.sw_int.start (SIGINT);
216		582
217	set_locale ("");	583	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		584	/* signal (SIGURG, SIG_DFL); */
218		585
219	#if (MENUBAR_MAX)	586	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
220	rxvt_menubar_read (this, rs[Rs_menu]);	587	// TODO: handle this with exceptions and tolerate the memory loss
221	#endif	588	XSetIOErrorHandler (rxvt_xioerror_handler);
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	scrollBar.setIdle (); /* set existence for size calculations */
225	#endif
226
227	create_windows (argc, argv);
228
229	init_xlocale ();
230
231	scr_reset (); /* initialize screen */
232	#ifdef RXVT_GRAPHICS
233	rxvt_Gr_reset (this); /* reset graphics */
234	#endif
235
236	#if 0
237	#ifdef DEBUG_X
238	XSynchronize(Xdisplay, True);
239	#endif
240	#endif
241
242	#ifdef HAVE_SCROLLBARS
243	if (Options & Opt_scrollBar)
244	resize_scrollbar (); /* create and map scrollbar */
245	#endif
246	#if (MENUBAR_MAX)
247	if (menubar_visible(r))
248	XMapWindow (Xdisplay, menuBar.win);
249	#endif
250	#ifdef TRANSPARENT
251	if (Options & Opt_transparent)
252	{
253	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254	rxvt_check_our_parents (this);
255	}
256	#endif
257	XMapWindow (Xdisplay, TermWin.vt);
258	XMapWindow (Xdisplay, TermWin.parent[0]);
259
260	init_env ();
261	init_command (cmd_argv);
262
263	x_ev.start (Xfd, EVENT_READ);
264	pty_ev.start (cmd_fd, EVENT_READ);
265
266	check_ev.start ();
267
268	process_x_events ();
269
270	return true;
271	}
272
273	/* ------------------------------------------------------------------------- *
274	* SIGNAL HANDLING & EXIT HANDLER *
275	* ------------------------------------------------------------------------- */
276	/*
277	* Catch a SIGCHLD signal and exit if the direct child has died
278	*/
279	/* ARGSUSED */
280	/* EXTPROTO */
281	RETSIGTYPE
282	rxvt_Child_signal(int sig __attribute__ ((unused)))
283	{
284	int pid, save_errno = errno;
285	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
286	;
287	errno = save_errno;
288
289	#if 0
290	if (pid == R->cmd_pid)
291	exit (EXIT_SUCCESS);
292	#endif
293	}
294
295	/*
296	* Catch a fatal signal and tidy up before quitting
297	*/
298	/* EXTPROTO */
299	RETSIGTYPE
300	rxvt_Exit_signal(int sig)
301	{
302	signal(sig, SIG_DFL);
303	#ifdef DEBUG_CMD
304	rxvt_print_error("signal %d", sig);
305	#endif
306	rxvt_clean_exit();
307	kill(getpid(), sig);
308	}
309
310	/* ARGSUSED */
311	/* INTPROTO */
312	int
313	rxvt_xerror_handler(const Display * display
314	__attribute__ ((unused)), const XErrorEvent * event)
315	{
316	dR;
317
318	if (R->allowedxerror == -1)
319	R->allowedxerror = event->error_code;
320	else
321	{
322	rxvt_print_error("XError: Request: %d . %d, Error: %d",
323	event->request_code, event->minor_code,
324	event->error_code);
325
326	R->destroy ();
327	}
328
329	return 0;
330	}
331
332	/*----------------------------------------------------------------------*/
333	/*
334	* Exit gracefully, clearing the utmp entry and restoring tty attributes
335	* TODO: if debugging, this should free up any known resources if we can
336	*/
337	/* EXTPROTO */
338	void
339	rxvt_clean_exit ()
340	{
341	dR;
342
343	R->destroy ();
344	}	589	}
345		590
346	/* ------------------------------------------------------------------------- *	591	/* ------------------------------------------------------------------------- *
347	* MEMORY ALLOCATION WRAPPERS *	592	* MEMORY ALLOCATION WRAPPERS *
348	* ------------------------------------------------------------------------- */	593	* ------------------------------------------------------------------------- */
349	/* EXTPROTO */	594	void *
		595	rxvt_malloc (size_t size)
		596	{
		597	void *p = malloc (size);
		598
		599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
		602	return p;
		603	}
		604
		605	void *
		606	rxvt_calloc (size_t number, size_t size)
		607	{
		608	void *p = calloc (number, size);
		609
		610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
		613	return p;
		614	}
		615
350	void *	616	void *
351	rxvt_malloc(size_t size)
352	{
353	void *p;
354
355	p = malloc(size);
356	if (p)
357	return p;
358
359	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360	rxvt_clean_exit();
361	exit(EXIT_FAILURE);
362	/* NOTREACHED */
363	}
364
365	/* EXTPROTO */
366	void *
367	rxvt_calloc(size_t number, size_t size)
368	{
369	void *p;
370
371	p = calloc(number, size);
372	if (p)
373	return p;
374
375	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
376	rxvt_clean_exit();
377	exit(EXIT_FAILURE);
378	/* NOTREACHED */
379	}
380
381	/* EXTPROTO */
382	void *
383	rxvt_realloc(void *ptr, size_t size)	617	rxvt_realloc (void *ptr, size_t size)
384	{	618	{
385	void *p;
386
387	if (ptr)
388	p = realloc(ptr, size);	619	void *p = realloc (ptr, size);
389	else	620
390	p = malloc(size);
391	if (p)	621	if (!p)
		622	rxvt_fatal ("memory allocation failure. aborting.\n");
		623
392	return p;	624	return p;
393
394	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395	rxvt_clean_exit();
396	exit(EXIT_FAILURE);
397	/* NOTREACHED */
398	}	625	}
399		626
400	/* ------------------------------------------------------------------------- *	627	/* ------------------------------------------------------------------------- *
401	* PRIVILEGED OPERATIONS *	628	* PRIVILEGED OPERATIONS *
402	* ------------------------------------------------------------------------- */	629	* ------------------------------------------------------------------------- */
403	/* take care of suid/sgid super-user (root) privileges */	630	/* take care of suid/sgid super-user (root) privileges */
404	/* INTPROTO */
405	void	631	void
406	rxvt_privileges(pR_ int mode)	632	rxvt_privileges (rxvt_privaction action)
407	{	633	{
		634	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		635	static uid_t euid;
		636	static gid_t egid;
		637	#endif
		638
408	#if ! defined(__CYGWIN32__)	639	#if ! defined(__CYGWIN32__)
409	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	640	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
410	/* setreuid() is the poor man's setuid(), seteuid() */	641	/* setreuid () is the poor man's setuid (), seteuid () */
411	# define seteuid(a) setreuid(-1, (a))	642	# define seteuid(a) setreuid(-1, (a))
412	# define setegid(a) setregid(-1, (a))	643	# define setegid(a) setregid(-1, (a))
413	# define HAVE_SETEUID	644	# define HAVE_SETEUID
414	# endif	645	# endif
415	# ifdef HAVE_SETEUID	646	# ifdef HAVE_SETEUID
416	switch (mode) {	647	switch (action)
		648	{
417	case IGNORE:	649	case IGNORE:
418	/*	650	/*
419	* change effective uid/gid - not real uid/gid - so we can switch	651	* change effective uid/gid - not real uid/gid - so we can switch
420	* back to root later, as required	652	* back to root later, as required
421	*/	653	*/
422	seteuid(getuid());	654	seteuid (getuid ());
423	setegid(getgid());	655	setegid (getgid ());
424	break;	656	break;
425	case SAVE:	657	case SAVE:
426	R->euid = geteuid();	658	euid = geteuid ();
427	R->egid = getegid();	659	egid = getegid ();
428	break;	660	break;
429	case RESTORE:	661	case RESTORE:
430	seteuid(R->euid);	662	seteuid (euid);
431	setegid(R->egid);	663	setegid (egid);
432	break;	664	break;
433	}	665	}
434	# else	666	# else
435	switch (mode) {	667	switch (action)
		668	{
436	case IGNORE:	669	case IGNORE:
437	setuid(getuid());	670	setuid (getuid ());
438	setgid(getgid());	671	setgid (getgid ());
439	/* FALLTHROUGH */	672	/* FALLTHROUGH */
440	case SAVE:	673	case SAVE:
441	/* FALLTHROUGH */	674	/* FALLTHROUGH */
442	case RESTORE:	675	case RESTORE:
443	break;	676	break;
444	}	677	}
445	# endif	678	# endif
446	#endif	679	#endif
447	}	680	}
448		681
449	#ifdef UTMP_SUPPORT	682	#ifdef UTMP_SUPPORT
450	/* EXTPROTO */
451	void	683	void
452	rxvt_privileged_utmp(pR_ char action)	684	rxvt_term::privileged_utmp (rxvt_privaction action)
453	{	685	{
454	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455	action, R->next_utmp_action, getpid()));
456	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457	|| (R->Options & Opt_utmpInhibit)	686	if ((options & Opt_utmpInhibit)
458	|| R->ttydev == NULL || *R->ttydev == '\0')	687	|| !pty.name || !*pty.name)
459	return;	688	return;
460		689
461	rxvt_privileges(aR_ RESTORE);	690	rxvt_privileges (RESTORE);
		691
462	if (action == SAVE) {	692	if (action == SAVE)
463	R->next_utmp_action = RESTORE;	693	makeutent (pty.name, rs[Rs_display_name]);
464	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	694	else
465	} else { /* action == RESTORE */	695	cleanutent ();
466	R->next_utmp_action = IGNORE;	696
467	rxvt_cleanutent(aR);
468	}
469	rxvt_privileges(aR_ IGNORE);	697	rxvt_privileges (IGNORE);
470	}
471	#endif
472
473	#ifndef NO_SETOWNER_TTYDEV
474	/* EXTPROTO */
475	void
476	rxvt_privileged_ttydev(pR_ char action)
477	{
478	D_MAIN((stderr,
479	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480	action, R->next_tty_action, getpid()));
481	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482	|| R->ttydev == NULL || *R->ttydev == '\0')
483	return;
484
485	rxvt_privileges(aR_ RESTORE);
486
487	if (action == SAVE) {
488	R->next_tty_action = RESTORE;
489	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492	R->next_tty_action = IGNORE;
493	else
494	# endif
495	{
496	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
497	chmod(R->ttydev, R->ttymode);
498	# ifdef HAVE_REVOKE
499	revoke(R->ttydev);
500	# endif
501	}
502	} else { /* action == RESTORE */
503	R->next_tty_action = IGNORE;
504	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505	chmod(R->ttydev, R->ttyfd_stat.st_mode);
506	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507	# else
508	chmod(R->ttydev,
509	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510	chown(R->ttydev, 0, 0);
511	# endif
512	}
513
514	rxvt_privileges(aR_ IGNORE);
515
516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518	action == RESTORE ? "Restoring" : (action ==
519	SAVE ? "Saving" :
520	"UNKNOWN ERROR for"), R->ttydev,
521	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522	R->ttyfd_stat.st_gid));
523	# endif
524	}	698	}
525	#endif	699	#endif
526		700
527	/*----------------------------------------------------------------------*/	701	/*----------------------------------------------------------------------*/
528	/*	702	/*
529	* window size/position calculcations for XSizeHint and other storage.	703	* window size/position calculcations for XSizeHint and other storage.
530	* if width/height are non-zero then override calculated width/height	704	* if width/height are non-zero then override calculated width/height
531	*/	705	*/
532	void	706	void
533	rxvt_term::window_calc (unsigned int width, unsigned int height)	707	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534	{	708	{
535	short recalc_x, recalc_y;	709	short recalc_x, recalc_y;
536	int x, y, sb_w, mb_h, flags;	710	int x, y, sb_w, mb_h, flags;
537	unsigned int w, h;	711	unsigned int w, h;
538	unsigned int max_width, max_height;	712	unsigned int max_width, max_height;
		713	dDisp;
539		714
540	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	715	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541	TermWin.ncol, TermWin.nrow, szHint.width,	716	ncol, nrow, szHint.width, szHint.height));
542	szHint.height));	717
543	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	718	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544	szHint.win_gravity = NorthWestGravity;	719	szHint.win_gravity = NorthWestGravity;
545	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	720	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546		721
547	recalc_x = recalc_y = 0;	722	recalc_x = recalc_y = 0;
548	flags = 0;	723	flags = 0;
		724
549	if (!parsed_geometry) {	725	if (!parsed_geometry)
		726	{
550	parsed_geometry = 1;	727	parsed_geometry = 1;
		728
551	if (rs[Rs_geometry])	729	if (rs[Rs_geometry])
552	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	730	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		731
553	if (flags & WidthValue) {	732	if (flags & WidthValue)
554	TermWin.ncol = BOUND_POSITIVE_INT16(w);	733	{
		734	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555	szHint.flags |= USSize;	735	szHint.flags |= USSize;
556	}	736	}
		737
557	if (flags & HeightValue) {	738	if (flags & HeightValue)
558	TermWin.nrow = BOUND_POSITIVE_INT16(h);	739	{
		740	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559	szHint.flags |= USSize;	741	szHint.flags |= USSize;
560	}	742	}
		743
561	if (flags & XValue) {	744	if (flags & XValue)
		745	{
562	szHint.x = x;	746	szHint.x = x;
563	szHint.flags |= USPosition;	747	szHint.flags |= USPosition;
		748
564	if (flags & XNegative) {	749	if (flags & XNegative)
		750	{
565	recalc_x = 1;	751	recalc_x = 1;
566	szHint.win_gravity = NorthEastGravity;	752	szHint.win_gravity = NorthEastGravity;
567	}	753	}
568	}	754	}
		755
569	if (flags & YValue) {	756	if (flags & YValue)
		757	{
570	szHint.y = y;	758	szHint.y = y;
571	szHint.flags |= USPosition;	759	szHint.flags |= USPosition;
		760
572	if (flags & YNegative) {	761	if (flags & YNegative)
		762	{
573	recalc_y = 1;	763	recalc_y = 1;
		764
574	if (szHint.win_gravity == NorthEastGravity)	765	if (szHint.win_gravity == NorthEastGravity)
575	szHint.win_gravity = SouthEastGravity;	766	szHint.win_gravity = SouthEastGravity;
576	else	767	else
577	szHint.win_gravity = SouthWestGravity;	768	szHint.win_gravity = SouthWestGravity;
578	}	769	}
579	}	770	}
580	}	771	}
		772
581	/* TODO: BOUNDS */	773	/* TODO: BOUNDS */
582	TermWin.width = TermWin.ncol * TermWin.fwidth;	774	width = ncol * fwidth;
583	TermWin.height = TermWin.nrow * TermWin.fheight;	775	height = nrow * fheight;
584	max_width = MAX_COLS * TermWin.fwidth;	776	max_width = MAX_COLS * fwidth;
585	max_height = MAX_ROWS * TermWin.fheight;	777	max_height = MAX_ROWS * fheight;
586		778
587	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	779	szHint.base_width = szHint.base_height = 2 * int_bwidth;
588		780
589	sb_w = mb_h = 0;	781	sb_w = mb_h = 0;
590	window_vt_x = window_vt_y = 0;	782	window_vt_x = window_vt_y = int_bwidth;
		783
591	if (scrollbar_visible (this)) {	784	if (scrollbar_visible ())
		785	{
592	sb_w = scrollbar_TotalWidth();	786	sb_w = scrollbar_TotalWidth ();
593	szHint.base_width += sb_w;	787	szHint.base_width += sb_w;
594	if (!(Options & Opt_scrollBar_right))	788	if (!(options & Opt_scrollBar_right))
595	window_vt_x = sb_w;	789	window_vt_x += sb_w;
596	}	790	}
		791
597	if (menubar_visible (this)) {	792	if (menubar_visible ())
		793	{
598	mb_h = menuBar_TotalHeight();	794	mb_h = menuBar_TotalHeight ();
599	szHint.base_height += mb_h;	795	szHint.base_height += mb_h;
600	window_vt_y = mb_h;	796	window_vt_y += mb_h;
601	}	797	}
		798
602	szHint.width_inc = TermWin.fwidth;	799	szHint.width_inc = fwidth;
603	szHint.height_inc = TermWin.fheight;	800	szHint.height_inc = fheight;
604	szHint.min_width = szHint.base_width + szHint.width_inc;	801	szHint.min_width = szHint.base_width + szHint.width_inc;
605	szHint.min_height = szHint.base_height + szHint.height_inc;	802	szHint.min_height = szHint.base_height + szHint.height_inc;
606		803
607	if (width && width - szHint.base_width < max_width) {	804	if (newwidth && newwidth - szHint.base_width < max_width)
		805	{
608	szHint.width = width;	806	szHint.width = newwidth;
609	TermWin.width = width - szHint.base_width;	807	width = newwidth - szHint.base_width;
610	} else {	808	}
611	MIN_IT(TermWin.width, max_width);	809	else
		810	{
		811	min_it (width, max_width);
612	szHint.width = szHint.base_width + TermWin.width;	812	szHint.width = szHint.base_width + width;
613	}	813	}
		814
614	if (height && height - szHint.base_height < max_height) {	815	if (newheight && newheight - szHint.base_height < max_height)
		816	{
615	szHint.height = height;	817	szHint.height = newheight;
616	TermWin.height = height - szHint.base_height;	818	height = newheight - szHint.base_height;
617	} else {	819	}
		820	else
		821	{
618	MIN_IT(TermWin.height, max_height);	822	min_it (height, max_height);
619	szHint.height = szHint.base_height + TermWin.height;	823	szHint.height = szHint.base_height + height;
620	}	824	}
		825
621	if (scrollbar_visible (this) && (Options & Opt_scrollBar_right))	826	if (scrollbar_visible () && (options & Opt_scrollBar_right))
622	window_sb_x = szHint.width - sb_w;	827	window_sb_x = szHint.width - sb_w;
623		828
624	if (recalc_x)	829	if (recalc_x)
625	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	830	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
626	- szHint.width - 2 * TermWin.ext_bwidth);
627	if (recalc_y)	831	if (recalc_y)
628	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	832	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
629	- szHint.height - 2 * TermWin.ext_bwidth);
630		833
631	TermWin.ncol = TermWin.width / TermWin.fwidth;	834	ncol = width / fwidth;
632	TermWin.nrow = TermWin.height / TermWin.fheight;	835	nrow = height / fheight;
633	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	836	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634	TermWin.ncol, TermWin.nrow, szHint.width,	837	ncol, nrow, szHint.width,
635	szHint.height));	838	szHint.height));
636	return;	839	return;
637	}	840	}
638		841
639	/*----------------------------------------------------------------------*/	842	/*----------------------------------------------------------------------*/
640	/*	843	/*
641	* Tell the teletype handler what size the window is.	844	* Tell the teletype handler what size the window is.
642	* Called after a window size change.	845	* Called after a window size change.
643	*/	846	*/
644	void	847	void
645	rxvt_term::tt_winch ()	848	rxvt_term::tt_winch ()
646	{	849	{
		850	if (pty.pty < 0)
		851	return;
		852
647	struct winsize ws;	853	struct winsize ws;
648		854
649	if (cmd_fd < 0)
650	return;
651
652	ws.ws_col = TermWin.ncol;	855	ws.ws_col = ncol;
653	ws.ws_row = TermWin.nrow;	856	ws.ws_row = nrow;
654	ws.ws_xpixel = ws.ws_ypixel = 0;	857	ws.ws_xpixel = width;
655	#ifndef DEBUG_SIZE	858	ws.ws_ypixel = height;
656	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	859	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
657	#else	860
658	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	861	#if 0
659	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	862	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660	# ifdef SIGWINCH
661	else if (cmd_pid) /* force through to the command */	863	if (cmd_pid) /* force through to the command */
662	kill (cmd_pid, SIGWINCH);	864	kill (-cmd_pid, SIGWINCH);
663	# endif
664	#endif	865	#endif
665	}	866	}
666		867
667	/*----------------------------------------------------------------------*/	868	/*----------------------------------------------------------------------*/
668	/* rxvt_change_font() - Switch to a new font */	869	/* set_fonts () - load and set the various fonts
669	/*	870	*
670	* init = 1 - initialize	871	* init = 1 - initialize
671	*	872	*
672	* fontname == FONT_UP - switch to bigger font	873	* fontname == FONT_UP - switch to bigger font
673	* fontname == FONT_DN - switch to smaller font	874	* fontname == FONT_DN - switch to smaller font
674	*/	875	*/
675	/* EXTPROTO */	876	bool
676	void	877	rxvt_term::set_fonts ()
677	rxvt_change_font(pR_ int init, const char *fontname)
678	{	878	{
679	}	879	rxvt_fontset *fs = new rxvt_fontset (this);
		880	rxvt_fontprop prop;
680		881
681	/* INTPROTO */	882	if (!fs
682	void	883	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683	rxvt_font_up_down(pR_ int n, int direction)	884	|| !fs->realize_font (1))
		885	{
		886	delete fs;
		887	return false;
		888	}
		889
		890	#if ENABLE_STYLES
		891	for (int i = RS_styleCount; --i; )
		892	if (fontset[i] != fontset[0])
		893	delete fontset[i];
		894	#endif
		895
		896	delete fontset[0];
		897	fontset[0] = fs;
		898
		899	prop = (*fs)[1]->properties ();
		900	prop.height += lineSpace;
		901	fs->set_prop (prop);
		902
		903	fwidth = prop.width;
		904	fheight = prop.height;
		905	fbase = (*fs)[1]->ascent;
		906
		907	for (int style = 1; style < 4; style++)
		908	{
		909	#if ENABLE_STYLES
		910	const char *res = rs[Rs_font + style];
		911
		912	if (res && !*res)
		913	fontset[style] = fontset[0];
		914	else
		915	{
		916	fontset[style] = fs = new rxvt_fontset (this);
		917	rxvt_fontprop prop2 = prop;
		918
		919	if (res)
		920	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		921	else
		922	{
		923	res = fontset[0]->fontdesc;
		924
		925	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		926	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		927	}
		928
		929	fs->populate (res);
		930	fs->set_prop (prop2);
		931	}
		932	#else
		933	fontset[style] = fontset[0];
		934	#endif
		935	}
		936
		937	if (parent[0])
		938	{
		939	resize_all_windows (0, 0, 0);
		940	scr_remap_chars ();
		941	scr_touch (true);
		942	}
		943
		944	return true;
		945	}
		946
		947	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
684	{	948	{
		949	XChangeProperty (display->display, parent[0],
		950	prop, XA_STRING, 8, PropModeReplace,
		951	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		952	}
		953
		954	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		955	{
		956	wchar_t *ws = rxvt_mbstowcs (str, len);
		957	char *s = rxvt_wcstoutf8 (ws);
		958
		959	XChangeProperty (display->display, parent[0],
		960	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		961	(const unsigned char *)s, strlen (s));
		962
		963	free (s);
		964	free (ws);
685	}	965	}
686		966
687	/*----------------------------------------------------------------------*/	967	/*----------------------------------------------------------------------*/
688	/*----------------------------------------------------------------------*/	968	/*----------------------------------------------------------------------*/
689	/* xterm sequences - title, iconName, color (exptl) */	969	/* xterm sequences - title, iconName, color (exptl) */
690	/* EXTPROTO */
691	void	970	void
692	rxvt_set_title(pR_ const char *str)	971	rxvt_term::set_title (const char *str)
693	{	972	{
694	#ifndef SMART_WINDOW_TITLE	973	set_string_property (XA_WM_NAME, str);
695	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	974	#if ENABLE_EWMH
696	#else	975	set_utf8_property (xa[XA_NET_WM_NAME], str);
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	976	#endif
706	}	977	}
707		978
708	/* EXTPROTO */
709	void	979	void
710	rxvt_set_iconName(pR_ const char *str)	980	rxvt_term::set_icon_name (const char *str)
711	{	981	{
712	#ifndef SMART_WINDOW_TITLE	982	set_string_property (XA_WM_ICON_NAME, str);
713	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	983	#if ENABLE_EWMH
714	#else	984	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
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	985	#endif
724	}	986	}
725		987
726	#ifdef XTERM_COLOR_CHANGE	988	#ifdef XTERM_COLOR_CHANGE
727	/* EXTPROTO */
728	void	989	void
729	rxvt_set_window_color(pR_ int idx, const char *color)	990	rxvt_term::set_window_color (int idx, const char *color)
730	{	991	{
731	rxvt_color xcol;	992	rxvt_color xcol;
732	int i;	993	int i;
733		994
734	if (color == NULL || *color == '\0')	995	if (color == NULL || *color == '\0')
735	return;	996	return;
736		997
737	/* handle color aliases */	998	/* handle color aliases */
738	if (isdigit(*color)) {	999	if (isdigit (*color))
		1000	{
739	i = atoi(color);	1001	i = atoi (color);
		1002
		1003	if (i >= 8 && i <= 15)
740	if (i >= 8 && i <= 15) { /* bright colors */	1004	{ /* bright colors */
741	i -= 8;	1005	i -= 8;
742	# ifndef NO_BRIGHTCOLOR	1006	# ifndef NO_BRIGHTCOLOR
743	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	1007	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
744	SET_PIXCOLOR(R, idx);	1008	SET_PIXCOLOR (idx);
745	goto Done;	1009	goto done;
746	# endif	1010	# endif
747	}	1011	}
748	if (i >= 0 && i <= 7) { /* normal colors */	1012
749	R->PixColors[idx] = R->PixColors[minCOLOR + i];	1013	if (i >= 0 && i <= 7)
		1014	{ /* normal colors */
		1015	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
750	SET_PIXCOLOR(R, idx);	1016	SET_PIXCOLOR (idx);
751	goto Done;	1017	goto done;
752	}	1018	}
753	}	1019	}
		1020
754	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	1021	if (!rXParseAllocColor (&xcol, color))
755	return;	1022	return;
756	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757		1023
758	/*	1024	/* XStoreColor (display->display, display->cmap, XColor*); */
		1025
		1026	/*
759	* FIXME: should free colors here, but no idea how to do it so instead,	1027	* FIXME: should free colors here, but no idea how to do it so instead,
760	* so just keep gobbling up the colormap	1028	* so just keep gobbling up the colormap
761	*/	1029	*/
762	# if 0	1030	# if 0
763	for (i = Color_Black; i <= Color_White; i++)	1031	for (i = Color_Black; i <= Color_White; i++)
764	if (R->PixColors[idx] == R->PixColors[i])	1032	if (pix_colors[idx] == pix_colors[i])
765	break;	1033	break;
766	if (i > Color_White) {	1034	if (i > Color_White)
		1035	{
767	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	1036	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
768	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	1037	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
769	DisplayPlanes(R->Xdisplay, Xscreen));	1038	DisplayPlanes (display->display, display->screen));
770	}	1039	}
771	# endif	1040	# endif
772		1041
773	R->PixColors[idx] = xcol;	1042	pix_colors_focused[idx] = xcol;
774	SET_PIXCOLOR(R, idx);	1043	SET_PIXCOLOR (idx);
775		1044
776	/* XSetWindowAttributes attr; */	1045	/* XSetWindowAttributes attr; */
777	/* Cursor cursor; */	1046	/* Cursor cursor; */
778	Done:	1047	done:
779	if (idx == Color_bg && !(R->Options & Opt_transparent))
780	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781	R->PixColors[Color_bg]);
782		1048
		1049	#if OFF_FOCUS_FADING
		1050	if (rs[Rs_fade])
		1051	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1052	#endif
		1053
783	/* handle Color_BD, scrollbar background, etc. */	1054	/*TODO: handle Color_BD, scrollbar background, etc. */
784		1055
785	rxvt_set_colorfgbg (aR);
786	R->recolour_cursor ();	1056	recolour_cursor ();
787	/* the only reasonable way to enforce a clean update */	1057	scr_recolour ();
788	rxvt_scr_poweron (aR);
789	}	1058	}
790		1059
791	#else	1060	#else
792	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1061	# define set_window_color (idx,color) ((void)0)
793	#endif /* XTERM_COLOR_CHANGE */	1062	#endif /* XTERM_COLOR_CHANGE */
794		1063
795	void	1064	void
796	rxvt_term::recolour_cursor ()	1065	rxvt_term::recolour_cursor ()
797	{	1066	{
798	#if TODO
799	rxvt_color xcol[2];	1067	XColor xcol[2];
800		1068
801	xcol[0] = PixColors[Color_pointer];	1069	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
802	xcol[1] = PixColors[Color_bg];	1070	? pix_colors_focused[Color_pointer_fg]
803	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1071	: pix_colors_focused[Color_fg];
		1072	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1073	? pix_colors_focused[Color_pointer_bg]
		1074	: pix_colors_focused[Color_bg];
		1075
		1076	XQueryColors (display->display, display->cmap, xcol, 2);
804	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1077	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805	#endif
806	}	1078	}
807		1079
808	/*----------------------------------------------------------------------*/	1080	/*----------------------------------------------------------------------*/
809	/*	1081	/*
810	* find if fg/bg matches any of the normal (low-intensity) colors	1082	* find if fg/bg matches any of the normal (low-intensity) colors
811	*/	1083	*/
812	/* INTPROTO */
813	void	1084	void
814	rxvt_set_colorfgbg(pR)	1085	rxvt_term::set_colorfgbg ()
815	{	1086	{
816	unsigned int i;	1087	unsigned int i;
817	const char *xpmb = "\0";	1088	const char *xpmb = "\0";
818	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1089	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819		1090
820	R->env_colorfgbg =
821	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1091	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
822	STRCPY(fstr, "default");	1092	strcpy (fstr, "default");
823	STRCPY(bstr, "default");	1093	strcpy (bstr, "default");
824	for (i = Color_Black; i <= Color_White; i++)	1094	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1095	if (pix_colors[Color_fg] == pix_colors[i])
		1096	{
826	sprintf(fstr, "%d", (i - Color_Black));	1097	sprintf (fstr, "%d", (i - Color_Black));
827	break;	1098	break;
828	}	1099	}
		1100
829	for (i = Color_Black; i <= Color_White; i++)	1101	for (i = Color_Black; i <= Color_White; i++)
830	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1102	if (pix_colors[Color_bg] == pix_colors[i])
		1103	{
831	sprintf(bstr, "%d", (i - Color_Black));	1104	sprintf (bstr, "%d", (i - Color_Black));
832	#ifdef XPM_BACKGROUND	1105	#ifdef XPM_BACKGROUND
833	xpmb = "default;";	1106	xpmb = "default;";
834	#endif	1107	#endif
835	break;	1108	break;
836	}	1109	}
		1110
837	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1111	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	}	1112	}
850		1113
851	/*----------------------------------------------------------------------*/	1114	/*----------------------------------------------------------------------*/
852	/*
853	* Colour determination for low colour displays, routine from
854	* Hans de Goede <hans@highrise.nl>
855	*/
856		1115
857	/* EXTPROTO */
858	int	1116	int
859	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1117	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860	{	1118	{
861	screen_in_out->set(aR_ colour);
862
863	if (!screen_in_out->set(aR_ colour)) {	1119	if (!screen_in_out->set (display, colour))
864	rxvt_print_error("can't allocate colour: %s", colour);	1120	{
		1121	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865	return false;	1122	return false;
866	}	1123	}
867		1124
868	return true;	1125	return true;
869	}	1126	}
870		1127
871	/* -------------------------------------------------------------------- *	1128	/* -------------------------------------------------------------------- *
872	* - WINDOW RESIZING - *	1129	* - WINDOW RESIZING - *
873	* -------------------------------------------------------------------- */	1130	* -------------------------------------------------------------------- */
874	void	1131	void
875	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1132	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
876	{	1133	{
877	int fix_screen;	1134	int fix_screen;
878
879	#ifdef SMART_RESIZE
880	int old_width = szHint.width, old_height = szHint.height;	1135	int old_width = szHint.width, old_height = szHint.height;
881	#endif	1136	dDisp;
882		1137
883	window_calc (width, height);	1138	window_calc (newwidth, newheight);
884	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1139	XSetWMNormalHints (disp, parent[0], &szHint);
		1140
885	if (!ignoreparent)	1141	if (!ignoreparent)
886	{	1142	{
887	#ifdef SMART_RESIZE	1143	#ifdef SMART_RESIZE
888	/*	1144	/*
889	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1145	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
892	int x, y, x1, y1;	1148	int x, y, x1, y1;
893	int dx, dy;	1149	int dx, dy;
894	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1150	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895	Window unused_cr;	1151	Window unused_cr;
896		1152
897	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1153	XTranslateCoordinates (disp, parent[0], display->root,
898	0, 0, &x, &y, &unused_cr);	1154	0, 0, &x, &y, &unused_cr);
899	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1155	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
900	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1156	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
901	/*	1157	/*
902	* if Xroot isn't the parent window, a WM will probably have offset	1158	* if display->root isn't the parent window, a WM will probably have offset
903	* our position for handles and decorations. Counter it	1159	* our position for handles and decorations. Counter it
904	*/	1160	*/
905	if (x1 != x || y1 != y) {	1161	if (x1 != x || y1 != y)
		1162	{
906	x -= x1;	1163	x -= x1;
907	y -= y1;	1164	y -= y1;
908	}	1165	}
909		1166
910	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1167	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
911	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1168	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
912	dx = old_width - szHint.width;	1169	dx = old_width - szHint.width;
913	dy = old_height - szHint.height;	1170	dy = old_height - szHint.height;
914		1171
915	/* Check position of the center of the window */	1172	/* Check position of the center of the window */
916	if (x < x1) /* left half */	1173	if (x < x1) /* left half */
917	dx = 0;	1174	dx = 0;
918	else if (x == x1) /* exact center */	1175	else if (x == x1) /* exact center */
919	dx /= 2;	1176	dx /= 2;
920	if (y < y1) /* top half */	1177	if (y < y1) /* top half */
921	dy = 0;	1178	dy = 0;
922	else if (y == y1) /* exact center */	1179	else if (y == y1) /* exact center */
923	dy /= 2;	1180	dy /= 2;
924		1181
925	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1182	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
926	szHint.width, szHint.height);	1183	szHint.width, szHint.height);
927	#else	1184	#else
928	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1185	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
929	szHint.height);
930	#endif	1186	#endif
931	}	1187	}
932		1188
933	fix_screen = (TermWin.ncol != prev_ncol	1189	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
934	|| TermWin.nrow != prev_nrow);
935		1190
936	if (fix_screen || width != old_width || height != old_height)	1191	if (fix_screen || newwidth != old_width || newheight != old_height)
937	{	1192	{
938	if (scrollbar_visible (this))	1193	if (scrollbar_visible ())
939	{	1194	{
940	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1195	XMoveResizeWindow (disp, scrollBar.win,
		1196	window_sb_x, 0,
941	0, scrollbar_TotalWidth (), szHint.height);	1197	scrollbar_TotalWidth (), szHint.height);
942	resize_scrollbar ();	1198	resize_scrollbar ();
943	}	1199	}
944		1200
945	if (menubar_visible (this))	1201	if (menubar_visible ())
946	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1202	XMoveResizeWindow (disp, menuBar.win,
		1203	window_vt_x, 0,
947	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1204	TermWin_TotalWidth (), menuBar_TotalHeight ());
948		1205
949	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1206	XMoveResizeWindow (disp, vt,
950	window_vt_y, TermWin_TotalWidth (),	1207	window_vt_x, window_vt_y,
951	TermWin_TotalHeight ());	1208	TermWin_TotalWidth (), TermWin_TotalHeight ());
952	#ifdef RXVT_GRAPHICS	1209
953	if (old_height)
954	rxvt_Gr_Resize (this, old_width - szHint.base_width,
955	old_height - szHint.base_height);
956	#endif
957	scr_clear ();	1210	scr_clear ();
958	#ifdef XPM_BACKGROUND	1211	#ifdef XPM_BACKGROUND
959	rxvt_resize_pixmap (this);	1212	resize_pixmap ();
960	#endif	1213	#endif
961	}	1214	}
962		1215
963	if (fix_screen || old_height == 0)	1216	if (fix_screen || old_height == 0)
964	{	1217	{
…		…
966	int old_ncol = prev_ncol;	1219	int old_ncol = prev_ncol;
967		1220
968	/* scr_reset only works on the primary screen */	1221	/* scr_reset only works on the primary screen */
969	if (old_height) /* this is not the first time through */	1222	if (old_height) /* this is not the first time through */
970	{	1223	{
971	unsigned int ncol = TermWin.ncol;	1224	unsigned int ocol = ncol;
972	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1225	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973	curr_screen = rxvt_scr_change_screen (this, PRIMARY);	1226	curr_screen = scr_change_screen (PRIMARY);
974	TermWin.ncol = ncol;	1227	ncol = ocol;
975	}	1228	}
976		1229
977	scr_reset();	1230	scr_reset ();
978		1231
979	if (curr_screen >= 0) /* this is not the first time through */	1232	if (curr_screen >= 0) /* this is not the first time through */
980	{	1233	{
981	rxvt_scr_change_screen (this, curr_screen);	1234	scr_change_screen (curr_screen);
982	rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0);	1235	selection_check (old_ncol != ncol ? 4 : 0);
983	}	1236	}
984	}	1237	}
985		1238
986	old_width = szHint.width;	1239	old_width = szHint.width;
987	old_height = szHint.height;	1240	old_height = szHint.height;
988		1241
		1242	#ifdef XPM_BACKGROUND
		1243	if (pixmap)
		1244	scr_touch (false);
		1245	#endif
		1246
989	#ifdef USE_XIM	1247	#ifdef USE_XIM
990	rxvt_IMSetStatusPosition (this);	1248	IMSetStatusPosition ();
991	#endif	1249	#endif
992	}	1250	}
993		1251
994	/*	1252	/*
995	* Set the width/height of the vt window in characters. Units are pixels.	1253	* Set the width/height of the vt window in characters. Units are pixels.
996	* good for toggling 80/132 columns	1254	* good for toggling 80/132 columns
997	*/	1255	*/
998	/* EXTPROTO */
999	void	1256	void
1000	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1257	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001	{	1258	{
1002	XWindowAttributes wattr;	1259	XWindowAttributes wattr;
1003		1260
1004	if (width == 0 || height == 0) {	1261	if (newwidth == 0 || newheight == 0)
		1262	{
1005	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1263	XGetWindowAttributes (display->display, display->root, &wattr);
		1264
1006	if (width == 0)	1265	if (newwidth == 0)
1007	width = wattr.width - R->szHint.base_width;	1266	newwidth = wattr.width - szHint.base_width;
1008	if (height == 0)	1267	if (newheight == 0)
1009	height = wattr.height - R->szHint.base_height;	1268	newheight = wattr.height - szHint.base_height;
		1269	}
		1270
		1271	if (newwidth != width || newheight != height)
1010	}	1272	{
1011	if (width != R->TermWin.width || height != R->TermWin.height) {
1012	width += R->szHint.base_width;	1273	newwidth += szHint.base_width;
1013	height += R->szHint.base_height;	1274	newheight += szHint.base_height;
1014	R->resize_all_windows (width, height, 0);	1275	resize_all_windows (newwidth, newheight, 0);
1015	}	1276	}
1016	}	1277	}
1017		1278
1018	/* -------------------------------------------------------------------- *	1279	/* -------------------------------------------------------------------- *
1019	* - X INPUT METHOD ROUTINES - *	1280	* - X INPUT METHOD ROUTINES - *
1020	* -------------------------------------------------------------------- */	1281	* -------------------------------------------------------------------- */
1021	#ifdef USE_XIM	1282	#ifdef USE_XIM
1022	void
1023	rxvt_term::set_size (XRectangle *size)
1024	{
1025	size->x = TermWin.int_bwidth;
1026	size->y = TermWin.int_bwidth;
1027	size->width = Width2Pixel(TermWin.ncol);
1028	size->height = Height2Pixel(TermWin.nrow);
1029	}
1030		1283
1031	void	1284	void
1032	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1285	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033	{	1286	{
1034	*fg = PixColors[Color_fg];	1287	fg = pix_colors[Color_fg];
1035	*bg = PixColors[Color_bg];	1288	bg = pix_colors[Color_bg];
		1289	}
		1290
		1291	void
		1292	rxvt_term::im_set_size (XRectangle &size)
		1293	{
		1294	// the int_bwidth terms make no sense to me
		1295	size.x = int_bwidth;
		1296	size.y = int_bwidth;
		1297	size.width = Width2Pixel (ncol) + int_bwidth;
		1298	size.height = Height2Pixel (nrow) + int_bwidth;
		1299	}
		1300
		1301	void
		1302	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1303	XRectangle &status_rect,
		1304	const XRectangle &needed_rect)
		1305	{
		1306	preedit_rect.x = needed_rect.width;
		1307	preedit_rect.y = 0;
		1308	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1309	preedit_rect.height = fheight;
		1310
		1311	status_rect.x = 0;
		1312	status_rect.y = 0;
		1313	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1314	status_rect.height = fheight;
1036	}	1315	}
1037		1316
1038	/* Checking whether input method is running. */	1317	/* Checking whether input method is running. */
1039	/* INTPROTO */
1040	Bool	1318	bool
1041	rxvt_IMisRunning(pR)	1319	rxvt_term::IMisRunning ()
1042	{	1320	{
1043	char *p;	1321	char *p;
1044	Atom atom;	1322	Atom atom;
1045	Window win;	1323	Window win;
1046	char server[IMBUFSIZ];	1324	char server[IMBUFSIZ];
1047		1325
1048	/* get current locale modifier */	1326	/* get current locale modifier */
1049	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1327	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1328	{
1050	STRCPY(server, "@server=");	1329	strcpy (server, "@server=");
1051	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1330	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1331
1052	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1332	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1053	*p = '\0';	1333	*p = '\0';
1054		1334
1055	atom = XInternAtom(R->Xdisplay, server, False);	1335	atom = XInternAtom (display->display, server, False);
1056	win = XGetSelectionOwner(R->Xdisplay, atom);	1336	win = XGetSelectionOwner (display->display, atom);
		1337
1057	if (win != None)	1338	if (win != None)
1058	return True;	1339	return True;
1059	}	1340	}
		1341
1060	return False;	1342	return False;
1061	}	1343	}
1062		1344
1063	/* EXTPROTO */
1064	void	1345	void
1065	rxvt_IMSendSpot(pR)	1346	rxvt_term::IMSendSpot ()
1066	{	1347	{
1067	XPoint spot;	1348	XPoint nspot;
1068	XVaNestedList preedit_attr;	1349	XVaNestedList preedit_attr;
1069		1350
1070	if (R->Input_Context == NULL	1351	if (!Input_Context
		1352	|| !focus
1071	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1353	|| !(input_style & XIMPreeditPosition))
1072	|| !(R->event_type == KeyPress
1073	|| R->event_type == Expose
1074	|| R->event_type == NoExpose
1075	|| R->event_type == SelectionNotify
1076	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1077	|| !rxvt_IMisRunning(aR))
1078	return;	1354	return;
1079		1355
1080	R->set_position (&spot);	1356	im_set_position (nspot);
1081		1357
		1358	if (nspot.x == spot.x && nspot.y == spot.y)
		1359	return;
		1360
		1361	spot = nspot;
		1362
1082	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1363	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1364	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084	XFree(preedit_attr);	1365	XFree (preedit_attr);
1085	}	1366	}
1086		1367
1087	void	1368	void
1088	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1369	rxvt_term::im_destroy ()
1089	XRectangle * needed_rect)
1090	{	1370	{
1091	int mbh, vtx = 0;	1371	if (input_method)
		1372	{
		1373	if (Input_Context && input_method->xim)
		1374	XDestroyIC (Input_Context);
1092		1375
1093	if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right))	1376	display->put_xim (input_method);
1094	vtx = scrollbar_TotalWidth();	1377	input_method = 0;
		1378	}
1095		1379
1096	mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097	mbh -= TermWin.lineSpace;
1098
1099	preedit_rect->x = needed_rect->width + vtx;
1100	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103	preedit_rect->height = Height2Pixel(1);
1104
1105	status_rect->x = vtx;
1106	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109	status_rect->height = Height2Pixel(1);
1110	}
1111
1112	/* ARGSUSED */
1113	/* INTPROTO */
1114	void
1115	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116	__attribute__ ((unused)), XPointer call_data
1117	__attribute__ ((unused)))
1118	{
1119	dR;
1120
1121	R->Input_Context = NULL;	1380	Input_Context = 0;
1122	/* To avoid Segmentation Fault in C locale: Solaris only? */
1123	if (STRCMP(R->locale, "C"))
1124	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125	rxvt_IMInstantiateCallback, NULL);
1126	}	1381	}
1127		1382
1128	/*	1383	/*
1129	* Try to open a XIM with the current modifiers, then see if we can	1384	* Try to open a XIM with the current modifiers, then see if we can
1130	* open a suitable preedit type	1385	* open a suitable preedit type
1131	*/	1386	*/
1132	static Bool	1387	bool
1133	rxvt_IM_get_IC (pR)	1388	rxvt_term::IM_get_IC (const char *modifiers)
1134	{	1389	{
1135	int i, j, found;	1390	int i, j, found;
1136	XIM xim;	1391	XIM xim;
1137	XPoint spot;	1392	XPoint spot;
1138	XRectangle rect, status_rect, needed_rect;	1393	XRectangle rect, status_rect, needed_rect;
1139	unsigned long fg, bg;	1394	unsigned long fg, bg;
1140	const char *p;	1395	const char *p;
1141	char **s;	1396	char **s;
1142	XIMStyles *xim_styles;	1397	XIMStyles *xim_styles;
1143	XVaNestedList preedit_attr, status_attr;
1144	XIMCallback ximcallback;
1145		1398
		1399	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1400	return false;
		1401
1146	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1402	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1147	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1403	input_method = display->get_xim (locale, modifiers);
1148	if (xim == NULL)	1404	if (input_method == NULL)
1149	return False;	1405	return false;
1150		1406
		1407	xim = input_method->xim;
		1408	spot.x = spot.y = -1;
		1409
1151	xim_styles = NULL;	1410	xim_styles = NULL;
1152	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1411	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153	|| !xim_styles || !xim_styles->count_styles) {	1412	|| !xim_styles || !xim_styles->count_styles)
1154	XCloseIM(xim);	1413	{
		1414	im_destroy ();
1155	return False;	1415	return false;
		1416	}
		1417
		1418	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1419
		1420	for (int pi = 0; pi < 2; pi++)
1156	}	1421	{
		1422	p = pet[pi];
1157		1423
1158	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1424	if (!p)
1159	: "OverTheSpot,OffTheSpot,Root";	1425	continue;
		1426
1160	s = rxvt_splitcommastring(p);	1427	s = rxvt_splitcommastring (p);
		1428
1161	for (i = found = 0; !found && s[i]; i++) {	1429	for (i = found = 0; !found && s[i]; i++)
		1430	{
1162	if (!STRCMP(s[i], "OverTheSpot"))	1431	if (!strcmp (s[i], "OverTheSpot"))
1163	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1432	input_style = (XIMPreeditPosition | XIMStatusNothing);
1164	else if (!STRCMP(s[i], "OffTheSpot"))	1433	else if (!strcmp (s[i], "OffTheSpot"))
1165	R->input_style = (XIMPreeditArea | XIMStatusArea);	1434	input_style = (XIMPreeditArea | XIMStatusArea);
1166	else if (!STRCMP(s[i], "Root"))	1435	else if (!strcmp (s[i], "Root"))
1167	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1436	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1437	else if (!strcmp (s[i], "None"))
		1438	input_style = (XIMPreeditNone | XIMStatusNone);
1168		1439
1169	for (j = 0; j < xim_styles->count_styles; j++)	1440	for (j = 0; j < xim_styles->count_styles; j++)
1170	if (R->input_style == xim_styles->supported_styles[j]) {	1441	if (input_style == xim_styles->supported_styles[j])
		1442	{
		1443	rxvt_freecommastring (s);
		1444
1171	found = 1;	1445	found = 1;
1172	break;	1446	goto foundpet;
1173	}	1447	}
		1448
		1449	}
		1450
		1451	rxvt_freecommastring (s);
1174	}	1452	}
1175	for (i = 0; s[i]; i++)	1453
1176	free(s[i]);	1454	foundpet:
1177	free(s);	1455
1178	XFree(xim_styles);	1456	XFree (xim_styles);
1179		1457
1180	if (!found) {	1458	if (!found)
1181	XCloseIM(xim);	1459	{
		1460	im_destroy ();
1182	return False;	1461	return false;
		1462	}
		1463
		1464	XFontSet fs = 0;
		1465	XVaNestedList preedit_attr = 0, status_attr = 0;
		1466
		1467	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183	}	1468	{
		1469	// fake us a font-set, please
		1470	char **missing_charset_list;
		1471	int missing_charset_count;
		1472	char *def_string;
		1473	char pat[512];
1184		1474
1185	ximcallback.callback = rxvt_IMDestroyCallback;	1475	sprintf (pat,
		1476	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1477	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1478	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1479	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1480	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1481	"*",
		1482	fheight,
		1483	fheight + 1, fheight - 1,
		1484	fheight - 2, fheight + 2);
1186		1485
1187	/* XXX: not sure why we need this (as well as IC one below) */	1486	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1188	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1487	&missing_charset_list, &missing_charset_count, &def_string);
1189		1488
1190	preedit_attr = status_attr = NULL;	1489	if (missing_charset_list)
		1490	XFreeStringList (missing_charset_list);
1191		1491
		1492	if (!fs)
		1493	{
		1494	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1495	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1496	}
		1497	}
		1498
1192	if (R->input_style & XIMPreeditPosition) {	1499	if (input_style & XIMPreeditPosition)
		1500	{
1193	R->set_size (&rect);	1501	im_set_size (rect);
1194	R->set_position (&spot);	1502	im_set_position (spot);
1195	R->set_color (&fg, &bg);	1503	im_set_color (fg, bg);
1196		1504
1197	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1505	preedit_attr = XVaCreateNestedList (0,
		1506	XNForeground, fg,
		1507	XNBackground, bg,
		1508	XNArea, &rect,
1198	XNSpotLocation, &spot,	1509	XNSpotLocation, &spot,
1199	XNForeground, fg, XNBackground, bg,
1200	//XNFontSet, R->TermWin.fontset,	1510	XNFontSet, fs,
1201	NULL);
1202	} else if (R->input_style & XIMPreeditArea) {
1203	R->set_color (&fg, &bg);
1204
1205	/*
1206	* The necessary width of preedit area is unknown
1207	* until create input context.
1208	*/
1209	needed_rect.width = 0;
1210
1211	R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214	XNForeground, fg, XNBackground, bg,
1215	//XNFontSet, R->TermWin.fontset,
1216	NULL);
1217	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218	XNForeground, fg, XNBackground, bg,
1219	//XNFontSet, R->TermWin.fontset,
1220	NULL);	1511	NULL);
1221	}	1512	}
1222	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	1513	else if (input_style & XIMPreeditArea)
		1514	{
		1515	im_set_color (fg, bg);
		1516
		1517	/*
		1518	* The necessary width of preedit area is unknown
		1519	* until create input context.
		1520	*/
		1521	needed_rect.width = 0;
		1522	im_set_preedit_area (rect, status_rect, needed_rect);
		1523
		1524	preedit_attr = XVaCreateNestedList (0,
		1525	XNForeground, fg,
		1526	XNBackground, bg,
		1527	XNArea, &rect,
		1528	XNFontSet, fs,
		1529	NULL);
		1530	status_attr = XVaCreateNestedList (0,
		1531	XNForeground, fg,
		1532	XNBackground, bg,
		1533	XNArea, &status_rect,
		1534	XNFontSet, fs,
		1535	NULL);
		1536	}
		1537
		1538	Input_Context = XCreateIC (xim,
		1539	XNInputStyle, input_style,
1223	XNClientWindow, R->TermWin.parent[0],	1540	XNClientWindow, vt,
1224	XNFocusWindow, R->TermWin.parent[0],	1541	XNFocusWindow, parent[0],
1225	XNDestroyCallback, &ximcallback,
1226	preedit_attr ? XNPreeditAttributes : NULL,	1542	preedit_attr ? XNPreeditAttributes : NULL,
1227	preedit_attr,	1543	preedit_attr,
1228	status_attr ? XNStatusAttributes : NULL,	1544	status_attr ? XNStatusAttributes : NULL,
1229	status_attr, NULL);	1545	status_attr, NULL);
1230	if (preedit_attr)	1546
1231	XFree(preedit_attr);	1547	if (preedit_attr) XFree (preedit_attr);
1232	if (status_attr)	1548	if (status_attr) XFree (status_attr);
1233	XFree(status_attr);	1549	if (fs) XFreeFontSet (display->display, fs);
		1550
1234	if (R->Input_Context == NULL) {	1551	if (Input_Context == NULL)
1235	rxvt_print_error("failed to create input context");	1552	{
1236	XCloseIM(xim);	1553	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1554	im_destroy ();
1237	return False;	1555	return false;
1238	}	1556	}
		1557
1239	if (R->input_style & XIMPreeditArea)	1558	if (input_style & XIMPreeditArea)
1240	rxvt_IMSetStatusPosition(aR);	1559	IMSetStatusPosition ();
		1560
1241	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1561	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1242	return True;	1562	return true;
1243	}	1563	}
1244		1564
1245	/*
1246	* X manual pages and include files don't match on some systems:
1247	* some think this is an XIDProc and others an XIMProc so we can't
1248	* use the first argument - need to update this to be nice for
1249	* both types via some sort of configure detection
1250	*/
1251	/* ARGSUSED */
1252	/* EXTPROTO */
1253	void	1565	void
1254	rxvt_IMInstantiateCallback(Display * unused	1566	rxvt_term::im_cb ()
1255	__attribute__ ((unused)), XPointer client_data
1256	__attribute__ ((unused)), XPointer call_data
1257	__attribute__ ((unused)))
1258	{	1567	{
1259	dR;	1568	int i;
1260	int i, found, had_im;
1261	const char *p;	1569	const char *p;
1262	char **s;	1570	char **s;
1263	char buf[IMBUFSIZ];	1571	char buf[IMBUFSIZ];
1264		1572
		1573	SET_R (this);
		1574
		1575	im_destroy ();
		1576
1265	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1577	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1266	if (R->Input_Context)	1578	if (Input_Context)
1267	return;	1579	return;
1268		1580
1269	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1581	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270	if (R->rs[Rs_imLocale])	1582	if (rs[Rs_imLocale])
1271	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1583	SET_LOCALE (rs[Rs_imLocale]);
1272	#endif	1584	#endif
1273		1585
1274	p = R->rs[Rs_inputMethod];	1586	p = rs[Rs_inputMethod];
1275	if (p && *p)	1587	if (p && *p)
1276	{	1588	{
1277	bool found = false;	1589	bool found = false;
1278		1590
1279	s = rxvt_splitcommastring (p);	1591	s = rxvt_splitcommastring (p);
		1592
1280	for (i = 0; s[i]; i++)	1593	for (i = 0; s[i]; i++)
1281	{	1594	{
1282	if (*s[i])	1595	if (*s[i])
1283	{	1596	{
1284	STRCPY (buf, "@im=");	1597	strcpy (buf, "@im=");
1285	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1598	strncat (buf, s[i], IMBUFSIZ - 5);
1286	if ((p = XSetLocaleModifiers (buf)) && *p	1599	if (IM_get_IC (buf))
1287	&& rxvt_IM_get_IC (aR))
1288	{	1600	{
1289	found = true;	1601	found = true;
1290	break;	1602	break;
1291	}	1603	}
1292	}	1604	}
1293	}	1605	}
1294	for (i = 0; s[i]; i++)	1606
1295	free(s[i]);	1607	rxvt_freecommastring (s);
1296	free(s);
1297		1608
1298	if (found)	1609	if (found)
1299	goto done;	1610	goto done;
1300	}	1611	}
1301		1612
1302	/* try with XMODIFIERS env. var. */	1613	/* try with XMODIFIERS env. var. */
1303	if ((p = XSetLocaleModifiers ("")) && *p	1614	if (IM_get_IC (""))
1304	&& rxvt_IM_get_IC (aR))
1305	goto done;	1615	goto done;
1306		1616
1307	/* try with no modifiers base IF the user didn't specify an IM */	1617	/* try with no modifiers base IF the user didn't specify an IM */
1308	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1618	if (IM_get_IC ("@im=none"))
1309	&& rxvt_IM_get_IC (aR) == True)
1310	goto done;	1619	goto done;
1311		1620
1312	done:	1621	done:
1313	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1622	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314	if (R->rs[Rs_imLocale])	1623	if (rs[Rs_imLocale])
1315	setlocale (LC_CTYPE, R->locale);	1624	SET_LOCALE (locale);
1316	#endif	1625	#endif
1317	}	1626	}
1318		1627
1319	/* EXTPROTO */
1320	void	1628	void
1321	rxvt_IMSetStatusPosition(pR)	1629	rxvt_term::IMSetStatusPosition ()
1322	{	1630	{
1323	XRectangle preedit_rect, status_rect, *needed_rect;	1631	XRectangle preedit_rect, status_rect, *needed_rect;
1324	XVaNestedList preedit_attr, status_attr;	1632	XVaNestedList preedit_attr, status_attr;
1325		1633
1326	if (R->Input_Context == NULL	1634	if (!Input_Context
		1635	|| !focus
1327	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1636	|| !(input_style & XIMPreeditArea)
1328	|| !rxvt_IMisRunning(aR))	1637	|| !IMisRunning ())
1329	return;	1638	return;
1330		1639
1331	/* Getting the necessary width of preedit area */	1640	/* Getting the necessary width of preedit area */
1332	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1641	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1642	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334	XFree(status_attr);	1643	XFree (status_attr);
1335		1644
1336	R->set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1645	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1646	XFree (needed_rect);
1337		1647
1338	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1648	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1649	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340		1650
1341	XSetICValues(R->Input_Context,	1651	XSetICValues (Input_Context,
1342	XNPreeditAttributes, preedit_attr,	1652	XNPreeditAttributes, preedit_attr,
1343	XNStatusAttributes, status_attr, NULL);	1653	XNStatusAttributes, status_attr, NULL);
1344		1654
1345	XFree(preedit_attr);	1655	XFree (preedit_attr);
1346	XFree(status_attr);	1656	XFree (status_attr);
1347	}	1657	}
1348	#endif /* USE_XIM */	1658	#endif /* USE_XIM */
1349		1659
1350	/*----------------------------------------------------------------------*/	1660	/*----------------------------------------------------------------------*/
1351	rxvt_t rxvt_current_term;	1661	rxvt_t rxvt_current_term;

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