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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.13 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.188 by root, Wed Jan 18 08:33:34 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.13 2003/12/17 09:00:35 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
47	void *	66	void
48	rxvt_term::operator new (size_t s)	67	rxvt_push_locale (const char *locale)
49	{	68	{
50	void *p = malloc (s);	69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
51		72
52	MEMSET (p, 0, s);	73	void
		74	rxvt_pop_locale ()
		75	{
		76	rxvt_set_locale (savelocale);
		77	}
		78
		79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
		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
64	#ifdef CURSOR_BLINK	151	#ifdef CURSOR_BLINK
		152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		153	#endif
		154	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	155	text_blink_ev (this, &rxvt_term::text_blink_cb),
		156	#endif
		157	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		158	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		159	#endif
		160	#ifdef SELECTION_SCROLLING
		161	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		162	#endif
		163	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		164	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	165	#endif
67	#ifdef POINTER_BLANK	166	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	167	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	168	#endif
		169	#ifdef USE_XIM
		170	im_ev (this, &rxvt_term::im_cb),
		171	#endif
		172	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	173	vt_ev (this, &rxvt_term::x_cb),
		174	check_ev (this, &rxvt_term::check_cb),
		175	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	176	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	177	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	178	incr_ev (this, &rxvt_term::incr_cb)
74	{	179	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		181
		182	termlist.push_back (this);
		183
		184	#ifdef KEYSYM_RESOURCE
		185	keyboard = new keyboard_manager;
		186
		187	if (!keyboard)
		188	rxvt_fatal ("out of memory, aborting.\n");
		189	#endif
		190	}
		191
		192	// clean up the most important stuff, do *not* call x or free mem etc.
		193	// for use before an emergency exit
		194	void rxvt_term::emergency_cleanup ()
		195	{
		196	if (cmd_pid)
		197	kill (-cmd_pid, SIGHUP);
		198
		199	delete pty; pty = 0;
76	}	200	}
77		201
78	rxvt_term::~rxvt_term ()	202	rxvt_term::~rxvt_term ()
79	{	203	{
		204	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		205
		206	termlist.erase (find (termlist.begin (), termlist.end(), this));
		207
		208	emergency_cleanup ();
		209
		210	#if ENABLE_STYLES
		211	for (int i = RS_styleCount; --i; )
		212	if (fontset[i] != fontset[0])
		213	delete fontset[i];
		214	#endif
		215	delete fontset[0];
		216
		217	if (display)
		218	{
		219	dDisp;
		220
		221	selection_clear ();
		222
		223	#ifdef USE_XIM
		224	im_destroy ();
		225	#endif
		226	#ifdef XTERM_SCROLLBAR
		227	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		228	if (ShadowGC) XFreeGC (disp, ShadowGC);
		229	#endif
		230	#ifdef PLAIN_SCROLLBAR
		231	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		232	#endif
		233	#ifdef NEXT_SCROLLBAR
		234	if (blackGC) XFreeGC (disp, blackGC);
		235	if (whiteGC) XFreeGC (disp, whiteGC);
		236	if (grayGC) XFreeGC (disp, grayGC);
		237	if (darkGC) XFreeGC (disp, darkGC);
		238	if (stippleGC) XFreeGC (disp, stippleGC);
		239	if (dimple) XFreePixmap (disp, dimple);
		240	if (upArrow) XFreePixmap (disp, upArrow);
		241	if (downArrow) XFreePixmap (disp, downArrow);
		242	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		243	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		244	#endif
		245	#ifdef RXVT_SCROLLBAR
		246	if (topShadowGC) XFreeGC (disp, topShadowGC);
		247	if (botShadowGC) XFreeGC (disp, botShadowGC);
		248	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		249	#endif
		250	if (gc) XFreeGC (disp, gc);
		251
		252	delete drawable;
		253	// destroy all windows
		254	if (parent[0])
		255	XDestroyWindow (disp, parent[0]);
		256	}
		257
		258	// TODO: free pixcolours, colours should become part of rxvt_display
		259	delete pix_colors_focused;
		260	#if OFF_FOCUS_FADING
		261	delete pix_colors_unfocused;
		262	#endif
		263
		264	displays.put (display);
		265
80	scr_release ();	266	scr_release ();
81		267
82	#ifndef NO_SETOWNER_TTYDEV	268	/* clear all resources */
83	rxvt_privileged_ttydev (this, RESTORE);	269	for (int i = 0; i < allocated.size (); i++)
84	#endif	270	free (allocated [i]);
85	#ifdef UTMP_SUPPORT
86	rxvt_privileged_utmp (this, RESTORE);
87	#endif
88	#ifdef USE_XIM
89	if (Input_Context != NULL)
90	{
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		271
96	if (cmd_fd >= 0)	272	free (selection.text);
97	close (cmd_fd);	273	// TODO: manage env vars in child only(!)
		274	free (env_windowid);
		275	free (env_display);
		276	free (env_term);
		277	free (env_colorfgbg);
		278	free (locale);
		279	free (v_buffer);
		280	free (incr_buf);
98		281
99	if (Xfd >= 0)	282	delete envv;
100	XCloseDisplay (Xdisplay);	283	delete argv;
101		284
102	delete PixColors;	285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	}
		289
		290	void
		291	rxvt_term::child_exit ()
		292	{
		293	cmd_pid = 0;
		294
		295	if (!OPTION (Opt_hold))
		296	destroy ();
103	}	297	}
104		298
105	void	299	void
106	rxvt_term::destroy ()	300	rxvt_term::destroy ()
107	{	301	{
		302	if (destroy_ev.active)
		303	return;
		304
		305	#if ENABLE_OVERLAY
		306	scr_overlay_off ();
		307	#endif
		308
		309	if (display)
		310	{
		311	#if USE_XIM
		312	im_ev.stop (display);
		313	#endif
		314	#if HAVE_SCROLLBARS
		315	scrollbar_ev.stop (display);
		316	#endif
		317	#if TRANSPARENT
		318	rootwin_ev.stop (display);
		319	#endif
		320	incr_ev.stop ();
		321	termwin_ev.stop (display);
		322	vt_ev.stop (display);
		323	}
		324
108	check_ev.stop ();	325	check_ev.stop ();
109	pty_ev.stop ();	326	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
		328	cursor_blink_ev.stop ();
		329	#endif
		330	#ifdef TEXT_BLINK
112	blink_ev.stop ();	331	text_blink_ev.stop ();
		332	#endif
		333	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		334	cont_scroll_ev.stop ();
		335	#endif
		336	#ifdef SELECTION_SCROLLING
		337	sel_scroll_ev.stop ();
113	#endif	338	#endif
114	#ifdef POINTER_BLANK	339	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	340	pointer_ev.stop ();
116	#endif	341	#endif
117		342
…		…
119	}	344	}
120		345
121	void	346	void
122	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (time_watcher &w)
123	{	348	{
124	SET_R (this);	349	make_current ();
125		350
126	delete this;	351	delete this;
127	}
128
129	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */
131	/* LIBPROTO */
132	rxvt_t
133	rxvt_init (int argc, const char *const *argv)
134	{
135	SET_R (new rxvt_term);
136	dR;
137
138	if (!R->init_vars () || !R->init (argc, argv))
139	{
140	delete R;
141	return NULL;
142	}
143
144	return R;
145	}
146
147	/* EXTPROTO */
148	void
149	rxvt_init_signals ()
150	{
151	/* install exit handler for cleanup */
152	#if 0
153	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);
155	#else
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */
172
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}
176
177	bool
178	rxvt_term::init (int argc, const char *const *argv)
179	{
180	dR;//TODO (scrollbar, setidle)
181
182	/*
183	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems
188	*/
189	rxvt_privileges (this, SAVE);
190	rxvt_privileges (this, IGNORE);
191
192	rxvt_init_secondary (this);
193
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196	#if (MENUBAR_MAX)
197	rxvt_menubar_read (this, rs[Rs_menu]);
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203
204	rxvt_Create_Windows (this, argc, argv);
205
206	rxvt_init_xlocale (this);
207
208	scr_reset (); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}
249
250	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */
253	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/
256	/* ARGSUSED */
257	/* EXTPROTO */
258	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))
260	{
261	int pid, save_errno = errno;
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263	;
264	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}
271
272	/*
273	* Catch a fatal signal and tidy up before quitting
274	*/
275	/* EXTPROTO */
276	RETSIGTYPE
277	rxvt_Exit_signal(int sig)
278	{
279	signal(sig, SIG_DFL);
280	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);
282	#endif
283	rxvt_clean_exit();
284	kill(getpid(), sig);
285	}
286
287	/* ARGSUSED */
288	/* INTPROTO */
289	int
290	rxvt_xerror_handler(const Display * display
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{
293	dR;
294
295	if (R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;
297	else
298	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();
304	}
305
306	return 0;
307	}	352	}
308		353
309	/*----------------------------------------------------------------------*/	354	/*----------------------------------------------------------------------*/
310	/*	355	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes	356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can	357	* TODO: if debugging, this should free up any known resources if we can
313	*/	358	*/
314	/* EXTPROTO */	359	static XErrorHandler old_xerror_handler;
		360
		361	static void
		362	rxvt_emergency_cleanup ()
		363	{
		364	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		365	(*t)->emergency_cleanup ();
		366	}
		367
		368	#if ENABLE_FRILLS
		369	static void
		370	print_x_error (Display *dpy, XErrorEvent *event)
		371	{
		372	char buffer[BUFSIZ];
		373	char mesg[BUFSIZ];
		374	char number[32];
		375	char *mtype = "XlibMessage";
		376	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		377	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		378	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		379	rxvt_warn ("%s: %s\n", mesg, buffer);
		380	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		381	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		382	sprintf(number, "%d", event->request_code);
		383	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		384	rxvt_warn ("(which is %s)\n", buffer);
		385	if (event->request_code >= 128) {
		386	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		387	mesg, BUFSIZ);
		388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		389	}
		390	if ((event->error_code == BadWindow) ||
		391	(event->error_code == BadPixmap) ||
		392	(event->error_code == BadCursor) ||
		393	(event->error_code == BadFont) ||
		394	(event->error_code == BadDrawable) ||
		395	(event->error_code == BadColor) ||
		396	(event->error_code == BadGC) ||
		397	(event->error_code == BadIDChoice) ||
		398	(event->error_code == BadValue) ||
		399	(event->error_code == BadAtom)) {
		400	if (event->error_code == BadValue)
		401	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		402	mesg, BUFSIZ);
		403	else if (event->error_code == BadAtom)
		404	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		405	mesg, BUFSIZ);
		406	else
		407	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		408	mesg, BUFSIZ);
		409	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		410	}
		411	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		412	mesg, BUFSIZ);
		413	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		414	}
		415	#endif
		416
		417	int
		418	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		419	{
		420	if (GET_R->allowedxerror == -1)
		421	GET_R->allowedxerror = event->error_code;
		422	else
		423	{
		424	// GET_R is most likely not the terminal which caused the error,
		425	// so just output the error and continue
		426	#if ENABLE_FRILLS
		427	print_x_error (display, event);
		428	#else
		429	old_xerror_handler (display, event);
		430	#endif
		431	}
		432
		433	return 0;
		434	}
		435
		436	int
		437	rxvt_xioerror_handler (Display *display)
		438	{
		439	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		440	DisplayString (display));
		441	rxvt_emergency_cleanup ();
		442	_exit (EXIT_FAILURE);
		443	}
		444
		445	/*----------------------------------------------------------------------*/
		446	bool
		447	rxvt_term::init (int argc, const char *const *argv)
		448	{
		449	SET_R (this);
		450	set_locale ("");
		451	set_environ (envv); // few things in X do not call setlocale :(
		452
		453	if (!init_vars ())
		454	return false;
		455
		456	init_secondary ();
		457
		458	const char **cmd_argv = init_resources (argc, argv);
		459
		460	#ifdef KEYSYM_RESOURCE
		461	keyboard->register_done ();
		462	#endif
		463
		464	#ifdef HAVE_SCROLLBARS
		465	if (OPTION (Opt_scrollBar))
		466	scrollBar.setIdle (); /* set existence for size calculations */
		467	#endif
		468
		469	#if ENABLE_PERL
		470	if (!rs[Rs_perl_ext_1])
		471	rs[Rs_perl_ext_1] = "default";
		472
		473	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		474	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		475	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		476	{
		477	rxvt_perl.init (this);
		478	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		479	}
		480	#endif
		481
		482	pty = rxvt_new_ptytty ();
		483
		484	create_windows (argc, argv);
		485
		486	dDisp;
		487
		488	init_xlocale ();
		489
		490	scr_reset (); // initialize screen
		491
		492	#if 0
		493	XSynchronize (disp, True);
		494	#endif
		495
		496	#ifdef HAVE_SCROLLBARS
		497	if (OPTION (Opt_scrollBar))
		498	resize_scrollbar (); /* create and map scrollbar */
		499	#endif
		500	#ifdef TRANSPARENT
		501	if (OPTION (Opt_transparent))
		502	{
		503	XSelectInput (disp, display->root, PropertyChangeMask);
		504	check_our_parents ();
		505	rootwin_ev.start (display, display->root);
		506	}
		507	#endif
		508
		509	XMapWindow (disp, vt);
		510	XMapWindow (disp, parent[0]);
		511
		512	set_colorfgbg ();
		513
		514	init_command (cmd_argv);
		515
		516	free (cmd_argv);
		517
		518	if (pty->pty >= 0)
		519	pty_ev.start (pty->pty, EVENT_READ);
		520
		521	check_ev.start ();
		522
		523	HOOK_INVOKE ((this, HOOK_START, DT_END));
		524
		525	return true;
		526	}
		527
		528	static struct sig_handlers
		529	{
		530	sig_watcher sw_chld, sw_term, sw_int;
		531
		532	void sig_chld (sig_watcher &w)
		533	{
		534	// we are being called for every SIGCHLD, find the corresponding term
		535	int pid;
		536
		537	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		538	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		539	if (pid == (*t)->cmd_pid)
		540	{
		541	(*t)->child_exit ();
		542	break;
		543	}
		544	}
		545
		546	/*
		547	* Catch a fatal signal and tidy up before quitting
		548	*/
315	void	549	void
316	rxvt_clean_exit ()	550	sig_term (sig_watcher &w)
317	{	551	{
318	dR;	552	#ifdef DEBUG_CMD
		553	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		554	#endif
		555	rxvt_emergency_cleanup ();
		556	signal (w.signum, SIG_DFL);
		557	kill (getpid (), w.signum);
		558	}
319		559
320	R->destroy ();	560	sig_handlers ()
		561	: sw_chld (this, &sig_handlers::sig_chld),
		562	sw_term (this, &sig_handlers::sig_term),
		563	sw_int (this, &sig_handlers::sig_term)
		564	{
		565	}
		566	} sig_handlers;
		567
		568	char **rxvt_environ; // startup environment
		569
		570	void
		571	rxvt_init ()
		572	{
		573	uid_t uid = getuid ();
		574	gid_t gid = getgid ();
		575
		576	// before doing anything else, check for setuid/setgid operation,
		577	// start the helper process and drop privileges
		578	if (uid != geteuid ()
		579	|| gid != getegid ())
		580	{
		581	#if PTYTTY_HELPER
		582	rxvt_ptytty_server ();
		583	#else
		584	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		585	#endif
		586
		587	// drop privileges
		588	#if HAVE_SETRESUID
		589	setresgid (gid, gid, gid);
		590	setresuid (uid, uid, uid);
		591	#elif HAVE_SETREUID
		592	setregid (gid, gid);
		593	setreuid (uid, uid);
		594	#elif HAVE_SETUID
		595	setgid (gid);
		596	setuid (uid);
		597	#endif
		598
		599	if (uid != geteuid ()
		600	|| gid != getegid ())
		601	rxvt_fatal ("unable to drop privileges, aborting.\n");
		602	}
		603
		604	rxvt_environ = environ;
		605
		606	signal (SIGHUP, SIG_IGN);
		607	signal (SIGPIPE, SIG_IGN);
		608
		609	sig_handlers.sw_chld.start (SIGCHLD);
		610	sig_handlers.sw_term.start (SIGTERM);
		611	sig_handlers.sw_int.start (SIGINT);
		612
		613	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		614	/* signal (SIGURG, SIG_DFL); */
		615
		616	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		617	// TODO: handle this with exceptions and tolerate the memory loss
		618	XSetIOErrorHandler (rxvt_xioerror_handler);
		619
		620	XrmInitialize ();
321	}	621	}
322		622
323	/* ------------------------------------------------------------------------- *	623	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	624	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	625	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	626	void *
		627	rxvt_malloc (size_t size)
		628	{
		629	void *p = malloc (size);
		630
		631	if (!p)
		632	rxvt_fatal ("memory allocation failure. aborting.\n");
		633
		634	return p;
		635	}
		636
		637	void *
		638	rxvt_calloc (size_t number, size_t size)
		639	{
		640	void *p = calloc (number, size);
		641
		642	if (!p)
		643	rxvt_fatal ("memory allocation failure. aborting.\n");
		644
		645	return p;
		646	}
		647
327	void *	648	void *
328	rxvt_malloc(size_t size)
329	{
330	void *p;
331
332	p = malloc(size);
333	if (p)
334	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}
341
342	/* EXTPROTO */
343	void *
344	rxvt_calloc(size_t number, size_t size)
345	{
346	void *p;
347
348	p = calloc(number, size);
349	if (p)
350	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}
357
358	/* EXTPROTO */
359	void *
360	rxvt_realloc(void *ptr, size_t size)	649	rxvt_realloc (void *ptr, size_t size)
361	{	650	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	651	void *p = realloc (ptr, size);
366	else	652
367	p = malloc(size);
368	if (p)	653	if (!p)
		654	rxvt_fatal ("memory allocation failure. aborting.\n");
		655
369	return p;	656	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	657	}
376
377	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void
383	rxvt_privileges(pR_ int mode)
384	{
385	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */
388	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID
391	# endif
392	# ifdef HAVE_SETEUID
393	switch (mode) {
394	case IGNORE:
395	/*
396	* change effective uid/gid - not real uid/gid - so we can switch
397	* back to root later, as required
398	*/
399	seteuid(getuid());
400	setegid(getgid());
401	break;
402	case SAVE:
403	R->euid = geteuid();
404	R->egid = getegid();
405	break;
406	case RESTORE:
407	seteuid(R->euid);
408	setegid(R->egid);
409	break;
410	}
411	# else
412	switch (mode) {
413	case IGNORE:
414	setuid(getuid());
415	setgid(getgid());
416	/* FALLTHROUGH */
417	case SAVE:
418	/* FALLTHROUGH */
419	case RESTORE:
420	break;
421	}
422	# endif
423	#endif
424	}
425
426	#ifdef UTMP_SUPPORT
427	/* EXTPROTO */
428	void
429	rxvt_privileged_utmp(pR_ char action)
430	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
432	action, R->next_utmp_action, getpid()));
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')
436	return;
437
438	rxvt_privileges(aR_ RESTORE);
439	if (action == SAVE) {
440	R->next_utmp_action = RESTORE;
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
442	} else { /* action == RESTORE */
443	R->next_utmp_action = IGNORE;
444	rxvt_cleanutent(aR);
445	}
446	rxvt_privileges(aR_ IGNORE);
447	}
448	#endif
449
450	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void
453	rxvt_privileged_ttydev(pR_ char action)
454	{
455	D_MAIN((stderr,
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457	action, R->next_tty_action, getpid()));
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')
460	return;
461
462	rxvt_privileges(aR_ RESTORE);
463
464	if (action == SAVE) {
465	R->next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;
470	else
471	# endif
472	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);
475	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);
477	# endif
478	}
479	} else { /* action == RESTORE */
480	R->next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484	# else
485	chmod(R->ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);
488	# endif
489	}
490
491	rxvt_privileges(aR_ IGNORE);
492
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));
500	# endif
501	}
502	#endif
503		658
504	/*----------------------------------------------------------------------*/	659	/*----------------------------------------------------------------------*/
505	/*	660	/*
506	* window size/position calculcations for XSizeHint and other storage.	661	* window size/position calculcations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	662	* if width/height are non-zero then override calculated width/height
508	*/	663	*/
509	/* EXTPROTO */
510	void	664	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	665	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	666	{
513	short recalc_x, recalc_y;	667	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	668	int x, y, sb_w, flags;
515	unsigned int w, h;	669	unsigned int w, h;
516	unsigned int max_width, max_height;	670	unsigned int max_width, max_height;
		671	dDisp;
517		672
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	673	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	674	ncol, nrow, szHint.width, szHint.height));
520	R->szHint.height));	675
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	676	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	677	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	678	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		679
525	recalc_x = recalc_y = 0;	680	recalc_x = recalc_y = 0;
526	flags = 0;	681	flags = 0;
		682
527	if (!R->parsed_geometry) {	683	if (!parsed_geometry)
		684	{
528	R->parsed_geometry = 1;	685	parsed_geometry = 1;
		686
529	if (R->rs[Rs_geometry])	687	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	688	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		689
531	if (flags & WidthValue) {	690	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	691	{
		692	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	693	szHint.flags |= USSize;
534	}	694	}
		695
535	if (flags & HeightValue) {	696	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	697	{
		698	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	699	szHint.flags |= USSize;
538	}	700	}
		701
539	if (flags & XValue) {	702	if (flags & XValue)
		703	{
540	R->szHint.x = x;	704	szHint.x = x;
541	R->szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
542	if (flags & XNegative) {	707	if (flags & XNegative)
		708	{
543	recalc_x = 1;	709	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	710	szHint.win_gravity = NorthEastGravity;
545	}	711	}
546	}	712	}
		713
547	if (flags & YValue) {	714	if (flags & YValue)
		715	{
548	R->szHint.y = y;	716	szHint.y = y;
549	R->szHint.flags |= USPosition;	717	szHint.flags |= USPosition;
		718
550	if (flags & YNegative) {	719	if (flags & YNegative)
		720	{
551	recalc_y = 1;	721	recalc_y = 1;
		722
552	if (R->szHint.win_gravity == NorthEastGravity)	723	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	724	szHint.win_gravity = SouthEastGravity;
554	else	725	else
555	R->szHint.win_gravity = SouthWestGravity;	726	szHint.win_gravity = SouthWestGravity;
556	}	727	}
557	}	728	}
558	}	729	}
		730
559	/* TODO: BOUNDS */	731	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	732	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	733	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	734	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	735	max_height = MAX_ROWS * fheight;
564		736
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	737	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		738
567	sb_w = mb_h = 0;	739	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	740	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	741
		742	if (scrollBar.state)
		743	{
570	sb_w = scrollbar_TotalWidth();	744	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	745	szHint.base_width += sb_w;
572	if (!(R->Options & Opt_scrollBar_right))	746	if (!OPTION (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	747	window_vt_x += sb_w;
574	}	748	}
575	if (menubar_visible(R)) {	749
576	mb_h = menuBar_TotalHeight();
577	R->szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;
579	}
580	R->szHint.width_inc = R->TermWin.fwidth;	750	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	751	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	752	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	753	szHint.min_height = szHint.base_height + szHint.height_inc;
584		754
585	if (width && width - R->szHint.base_width < max_width) {	755	if (newwidth && newwidth - szHint.base_width < max_width)
		756	{
586	R->szHint.width = width;	757	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	758	width = newwidth - szHint.base_width;
588	} else {	759	}
589	MIN_IT(R->TermWin.width, max_width);	760	else
		761	{
		762	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	763	szHint.width = szHint.base_width + width;
591	}	764	}
		765
592	if (height && height - R->szHint.base_height < max_height) {	766	if (newheight && newheight - szHint.base_height < max_height)
		767	{
593	R->szHint.height = height;	768	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	769	height = newheight - szHint.base_height;
595	} else {	770	}
596	MIN_IT(R->TermWin.height, max_height);	771	else
		772	{
		773	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	774	szHint.height = szHint.base_height + height;
598	}	775	}
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	776
		777	if (scrollBar.state && OPTION (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	778	window_sb_x = szHint.width - sb_w;
601		779
602	if (recalc_x)	780	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	781	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
605	if (recalc_y)	782	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	783	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		784
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	785	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	786	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	787	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	788	ncol, nrow, szHint.width,
613	R->szHint.height));	789	szHint.height));
614	return;	790	return;
615	}	791	}
616		792
617	/*----------------------------------------------------------------------*/	793	/*----------------------------------------------------------------------*/
618	/*	794	/*
619	* Tell the teletype handler what size the window is.	795	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	796	* Called after a window size change.
621	*/	797	*/
622	void	798	void
623	rxvt_term::tt_winch ()	799	rxvt_term::tt_winch ()
624	{	800	{
625	struct winsize ws;	801	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	802	return;
629		803
		804	struct winsize ws;
		805
630	ws.ws_col = TermWin.ncol;	806	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	807	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	808	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	809	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	810	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	811
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	812	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	813	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	814	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	815	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	816	#endif
643	}	817	}
644		818
645	/*----------------------------------------------------------------------*/	819	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	820	/* set_fonts () - load and set the various fonts
647	/*	821	*
648	* init = 1 - initialize	822	* init = 1 - initialize
649	*	823	*
650	* fontname == FONT_UP - switch to bigger font	824	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	825	* fontname == FONT_DN - switch to smaller font
652	*/	826	*/
653	/* EXTPROTO */	827	bool
654	void	828	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	829	{
657	}	830	rxvt_fontset *fs = new rxvt_fontset (this);
		831	rxvt_fontprop prop;
658		832
659	/* INTPROTO */	833	if (!fs
660	void	834	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
661	rxvt_font_up_down(pR_ int n, int direction)	835	|| !fs->realize_font (1))
		836	{
		837	delete fs;
		838	return false;
		839	}
		840
		841	#if ENABLE_STYLES
		842	for (int i = RS_styleCount; --i; )
		843	if (fontset[i] != fontset[0])
		844	delete fontset[i];
		845	#endif
		846
		847	delete fontset[0];
		848	fontset[0] = fs;
		849
		850	prop = (*fs)[1]->properties ();
		851	prop.height += lineSpace;
		852	fs->set_prop (prop);
		853
		854	fwidth = prop.width;
		855	fheight = prop.height;
		856	fbase = prop.ascent;
		857
		858	for (int style = 1; style < 4; style++)
		859	{
		860	#if ENABLE_STYLES
		861	const char *res = rs[Rs_font + style];
		862
		863	if (res && !*res)
		864	fontset[style] = fontset[0];
		865	else
		866	{
		867	fontset[style] = fs = new rxvt_fontset (this);
		868	rxvt_fontprop prop2 = prop;
		869
		870	if (res)
		871	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		872	else
		873	{
		874	res = fontset[0]->fontdesc;
		875
		876	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		877	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		878	}
		879
		880	fs->populate (res);
		881	fs->set_prop (prop2);
		882	}
		883	#else
		884	fontset[style] = fontset[0];
		885	#endif
		886	}
		887
		888	if (parent[0])
		889	{
		890	resize_all_windows (0, 0, 0);
		891	scr_remap_chars ();
		892	scr_touch (true);
		893	}
		894
		895	return true;
		896	}
		897
		898	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	899	{
		900	XChangeProperty (display->display, parent[0],
		901	prop, XA_STRING, 8, PropModeReplace,
		902	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		903	}
		904
		905	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		906	{
		907	wchar_t *ws = rxvt_mbstowcs (str, len);
		908	char *s = rxvt_wcstoutf8 (ws);
		909
		910	XChangeProperty (display->display, parent[0],
		911	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		912	(const unsigned char *)s, strlen (s));
		913
		914	free (s);
		915	free (ws);
663	}	916	}
664		917
665	/*----------------------------------------------------------------------*/	918	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	919	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	920	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	921	void
670	rxvt_set_title(pR_ const char *str)	922	rxvt_term::set_title (const char *str)
671	{	923	{
672	#ifndef SMART_WINDOW_TITLE	924	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	925	#if ENABLE_EWMH
		926	set_utf8_property (xa[XA_NET_WM_NAME], str);
		927	#endif
		928	}
		929
		930	void
		931	rxvt_term::set_icon_name (const char *str)
		932	{
		933	set_string_property (XA_WM_ICON_NAME, str);
		934	#if ENABLE_EWMH
		935	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		936	#endif
		937	}
		938
		939	#ifdef XTERM_COLOR_CHANGE
		940	void
		941	rxvt_term::set_window_color (int idx, const char *color)
		942	{
		943	rxvt_color xcol;
		944	int i;
		945
		946	if (color == NULL || *color == '\0')
		947	return;
		948
		949	/* handle color aliases */
		950	if (isdigit (*color))
		951	{
		952	i = atoi (color);
		953
		954	if (i >= 8 && i <= 15)
		955	{ /* bright colors */
		956	i -= 8;
		957	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		958	SET_PIXCOLOR (idx);
		959	goto done;
		960	}
		961
		962	if (i >= 0 && i <= 7)
		963	{ /* normal colors */
		964	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		965	SET_PIXCOLOR (idx);
		966	goto done;
		967	}
		968	}
		969
		970	if (!rXParseAllocColor (&xcol, color))
		971	return;
		972
		973	/* XStoreColor (display->display, display->cmap, XColor*); */
		974
		975	/*
		976	* FIXME: should free colors here, but no idea how to do it so instead,
		977	* so just keep gobbling up the colormap
		978	*/
		979	# if 0
		980	for (i = Color_Black; i <= Color_White; i++)
		981	if (pix_colors[idx] == pix_colors[i])
		982	break;
		983	if (i > Color_White)
		984	{
		985	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		986	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		987	DisplayPlanes (display->display, display->screen));
		988	}
		989	# endif
		990
		991	pix_colors_focused[idx] = xcol;
		992	SET_PIXCOLOR (idx);
		993
		994	/* XSetWindowAttributes attr; */
		995	/* Cursor cursor; */
		996	done:
		997
		998	#if OFF_FOCUS_FADING
		999	if (rs[Rs_fade])
		1000	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1001	#endif
		1002
		1003	/*TODO: handle Color_BD, scrollbar background, etc. */
		1004
		1005	recolour_cursor ();
		1006	scr_recolour ();
		1007	}
		1008
674	#else	1009	#else
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif
684	}
685
686	/* EXTPROTO */
687	void
688	rxvt_set_iconName(pR_ const char *str)
689	{
690	#ifndef SMART_WINDOW_TITLE
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
692	#else
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif
702	}
703
704	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;
710	int i;
711
712	if (color == NULL || *color == '\0')
713	return;
714
715	/* handle color aliases */
716	if (isdigit(*color)) {
717	i = atoi(color);
718	if (i >= 8 && i <= 15) { /* bright colors */
719	i -= 8;
720	# ifndef NO_BRIGHTCOLOR
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
722	SET_PIXCOLOR(R, idx);
723	goto Done;
724	# endif
725	}
726	if (i >= 0 && i <= 7) { /* normal colors */
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];
728	SET_PIXCOLOR(R, idx);
729	goto Done;
730	}
731	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735
736	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap
739	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750
751	R->PixColors[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753
754	/* XSetWindowAttributes attr; */
755	/* Cursor cursor; */
756	Done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */
762
763	rxvt_set_colorfgbg(aR);
764	rxvt_recolour_cursor(aR);
765	/* the only reasonable way to enforce a clean update */
766	rxvt_scr_poweron(aR);
767	}
768
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1010	# define set_window_color (idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */	1011	#endif /* XTERM_COLOR_CHANGE */
772		1012
773	/* EXTPROTO */
774	void	1013	void
775	rxvt_recolour_cursor(pR)	1014	rxvt_term::recolour_cursor ()
776	{	1015	{
777	rxvt_color xcol[2];	1016	XColor xcol[2];
778		1017
779	#if TODO	1018	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	1019	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	1020	: pix_colors_focused[Color_fg];
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1021	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1022	? pix_colors_focused[Color_pointer_bg]
		1023	: pix_colors_focused[Color_bg];
		1024
		1025	XQueryColors (display->display, display->cmap, xcol, 2);
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1026	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
784	#endif
785	}	1027	}
786		1028
787	/*----------------------------------------------------------------------*/	1029	/*----------------------------------------------------------------------*/
788	/*	1030	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	1031	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	1032	*/
791	/* INTPROTO */
792	void	1033	void
793	rxvt_set_colorfgbg(pR)	1034	rxvt_term::set_colorfgbg ()
794	{	1035	{
795	unsigned int i;	1036	unsigned int i;
796	const char *xpmb = "\0";	1037	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1038	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1039
799	R->env_colorfgbg =
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
801	STRCPY(fstr, "default");	1041	strcpy (fstr, "default");
802	STRCPY(bstr, "default");	1042	strcpy (bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1043	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1044	if (pix_colors[Color_fg] == pix_colors[i])
		1045	{
805	sprintf(fstr, "%d", (i - Color_Black));	1046	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1047	break;
807	}	1048	}
		1049
808	for (i = Color_Black; i <= Color_White; i++)	1050	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1051	if (pix_colors[Color_bg] == pix_colors[i])
		1052	{
810	sprintf(bstr, "%d", (i - Color_Black));	1053	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1054	#ifdef XPM_BACKGROUND
812	xpmb = "default;";	1055	xpmb = "default;";
813	#endif	1056	#endif
814	break;	1057	break;
815	}	1058	}
		1059
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1060	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818
819	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {
822	if (R->PixColors[Color_fg] == R->PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826	}
827	#endif
828	}	1061	}
829		1062
830	/*----------------------------------------------------------------------*/	1063	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1064
836	/* EXTPROTO */
837	int	1065	int
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1066	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
839	{	1067	{
840	screen_in_out->set(aR_ colour);
841
842	if (!screen_in_out->set(aR_ colour)) {	1068	if (!screen_in_out->set (display, colour))
843	rxvt_print_error("can't allocate colour: %s", colour);	1069	{
		1070	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
844	return false;	1071	return false;
845	}	1072	}
846		1073
847	return true;	1074	return true;
848	}	1075	}
849		1076
850	/* -------------------------------------------------------------------- *	1077	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1078	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1079	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1080	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1081	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1082	{
858	int fix_screen;	1083	int fix_screen;
		1084	int old_width = szHint.width, old_height = szHint.height;
		1085	dDisp;
859		1086
		1087	window_calc (newwidth, newheight);
		1088	XSetWMNormalHints (disp, parent[0], &szHint);
		1089
		1090	if (!ignoreparent)
		1091	{
860	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1093	/*
862	#endif
863
864	rxvt_window_calc(aR_ width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866	if (!ignoreparent) {
867	#ifdef SMART_RESIZE
868	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1095	* reposition window on resize depending on placement on screen
871	*/	1096	*/
872	int x, y, x1, y1;	1097	int x, y, x1, y1;
873	int dx, dy;	1098	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1100	Window unused_cr;
876		1101
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1102	XTranslateCoordinates (disp, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1106	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1107	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
884	*/	1109	*/
885	if (x1 != x || y1 != y) {	1110	if (x1 != x || y1 != y)
		1111	{
886	x -= x1;	1112	x -= x1;
887	y -= y1;	1113	y -= y1;
888	}	1114	}
889		1115
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1116	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1117	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1118	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1119	dy = old_height - szHint.height;
894		1120
895	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
897	dx = 0;	1123	dx = 0;
898	else if (x == x1) /* exact center */	1124	else if (x == x1) /* exact center */
899	dx /= 2;	1125	dx /= 2;
900	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
901	dy = 0;	1127	dy = 0;
902	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
903	dy /= 2;	1129	dy /= 2;
904		1130
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1132	szHint.width, szHint.height);
907	#else	1133	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1134	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1135	#endif
911	}	1136	}
912		1137
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1139
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1141	{
		1142	if (scrollBar.state)
		1143	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1144	XMoveResizeWindow (disp, scrollBar.win,
		1145	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1147	resize_scrollbar ();
920	}	1148	}
921	if (menubar_visible(R))	1149
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1150	XMoveResizeWindow (disp, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1151	window_vt_x, window_vt_y,
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925	R->window_vt_y, TermWin_TotalWidth(),
926	TermWin_TotalHeight());	1152	width, height);
927	#ifdef RXVT_GRAPHICS	1153
928	if (R->old_height)
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930	R->old_height - R->szHint.base_height);
931	#endif
932	rxvt_scr_clear(aR);	1154	scr_clear ();
933	#ifdef XPM_BACKGROUND	1155	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);	1156	resize_pixmap ();
935	#endif	1157	#endif
936	}	1158	}
937		1159
938	if (fix_screen || R->old_height == 0) {	1160	if (fix_screen || old_height == 0)
		1161	{
939	int curr_screen = -1;	1162	int curr_screen = -1;
940	uint16_t old_ncol = R->prev_ncol;	1163	int old_ncol = prev_ncol;
941		1164
942	/* scr_reset only works on the primary screen */	1165	/* scr_reset only works on the primary screen */
943	if (R->old_height) /* this is not the first time through */	1166	if (old_height) /* this is not the first time through */
		1167	{
		1168	unsigned int ocol = ncol;
		1169	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1170	curr_screen = scr_change_screen (PRIMARY);
945		1171	ncol = ocol;
946	R->scr_reset();
947
948	if (curr_screen >= 0) { /* this is not the first time through */
949	rxvt_scr_change_screen(aR_ curr_screen);
950	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
951	}	1172	}
952	}
953		1173
		1174	scr_reset ();
		1175
		1176	if (curr_screen >= 0) /* this is not the first time through */
		1177	{
		1178	scr_change_screen (curr_screen);
		1179	selection_check (old_ncol != ncol ? 4 : 0);
		1180	}
		1181	}
		1182
954	R->old_width = R->szHint.width;	1183	old_width = szHint.width;
955	R->old_height = R->szHint.height;	1184	old_height = szHint.height;
		1185
		1186	#ifdef XPM_BACKGROUND
		1187	if (pixmap)
		1188	scr_touch (false);
		1189	#endif
956		1190
957	#ifdef USE_XIM	1191	#ifdef USE_XIM
958	rxvt_IMSetStatusPosition(aR);	1192	IMSetStatusPosition ();
959	#endif	1193	#endif
960	}	1194	}
961		1195
962	/*	1196	/*
963	* Set the width/height of the vt window in characters. Units are pixels.	1197	* Set the width/height of the vt window in characters. Units are pixels.
964	* good for toggling 80/132 columns	1198	* good for toggling 80/132 columns
965	*/	1199	*/
966	/* EXTPROTO */
967	void	1200	void
968	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1201	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
969	{	1202	{
970	XWindowAttributes wattr;	1203	XWindowAttributes wattr;
971		1204
972	if (width == 0 || height == 0) {	1205	if (newwidth == 0 || newheight == 0)
		1206	{
973	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1207	XGetWindowAttributes (display->display, display->root, &wattr);
		1208
974	if (width == 0)	1209	if (newwidth == 0)
975	width = wattr.width - R->szHint.base_width;	1210	newwidth = wattr.width - szHint.base_width;
976	if (height == 0)	1211	if (newheight == 0)
977	height = wattr.height - R->szHint.base_height;	1212	newheight = wattr.height - szHint.base_height;
		1213	}
		1214
		1215	if (newwidth != width || newheight != height)
978	}	1216	{
979	if (width != R->TermWin.width || height != R->TermWin.height) {
980	width += R->szHint.base_width;	1217	newwidth += szHint.base_width;
981	height += R->szHint.base_height;	1218	newheight += szHint.base_height;
982	rxvt_resize_all_windows(aR_ width, height, 0);	1219	resize_all_windows (newwidth, newheight, 0);
983	}	1220	}
984	}	1221	}
985		1222
986	/* -------------------------------------------------------------------- *	1223	/* -------------------------------------------------------------------- *
987	* - X INPUT METHOD ROUTINES - *	1224	* - X INPUT METHOD ROUTINES - *
988	* -------------------------------------------------------------------- */	1225	* -------------------------------------------------------------------- */
989	#ifdef USE_XIM	1226	#ifdef USE_XIM
990	/* INTPROTO */
991	void
992	rxvt_setSize(pR_ XRectangle * size)
993	{
994	size->x = R->TermWin.int_bwidth;
995	size->y = R->TermWin.int_bwidth;
996	size->width = Width2Pixel(R->TermWin.ncol);
997	size->height = Height2Pixel(R->TermWin.nrow);
998	}
999		1227
1000	/* INTPROTO */
1001	void	1228	void
1002	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1229	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1003	{	1230	{
1004	*fg = R->PixColors[Color_fg];	1231	fg = pix_colors[Color_fg];
1005	*bg = R->PixColors[Color_bg];	1232	bg = pix_colors[Color_bg];
		1233	}
		1234
		1235	void
		1236	rxvt_term::im_set_size (XRectangle &size)
		1237	{
		1238	// the int_bwidth terms make no sense to me
		1239	size.x = int_bwidth;
		1240	size.y = int_bwidth;
		1241	size.width = Width2Pixel (ncol) + int_bwidth;
		1242	size.height = Height2Pixel (nrow) + int_bwidth;
		1243	}
		1244
		1245	void
		1246	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1247	XRectangle &status_rect,
		1248	const XRectangle &needed_rect)
		1249	{
		1250	preedit_rect.x = needed_rect.width;
		1251	preedit_rect.y = 0;
		1252	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1253	preedit_rect.height = fheight;
		1254
		1255	status_rect.x = 0;
		1256	status_rect.y = 0;
		1257	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1258	status_rect.height = fheight;
1006	}	1259	}
1007		1260
1008	/* Checking whether input method is running. */	1261	/* Checking whether input method is running. */
1009	/* INTPROTO */
1010	Bool	1262	bool
1011	rxvt_IMisRunning(pR)	1263	rxvt_term::IMisRunning ()
1012	{	1264	{
1013	char *p;	1265	char *p;
1014	Atom atom;	1266	Atom atom;
1015	Window win;	1267	Window win;
1016	char server[IMBUFSIZ];	1268	char server[IMBUFSIZ];
1017		1269
1018	/* get current locale modifier */	1270	/* get current locale modifier */
1019	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1271	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1272	{
1020	STRCPY(server, "@server=");	1273	strcpy (server, "@server=");
1021	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1274	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1275
1022	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1276	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1023	*p = '\0';	1277	*p = '\0';
1024		1278
1025	atom = XInternAtom(R->Xdisplay, server, False);	1279	atom = XInternAtom (display->display, server, False);
1026	win = XGetSelectionOwner(R->Xdisplay, atom);	1280	win = XGetSelectionOwner (display->display, atom);
		1281
1027	if (win != None)	1282	if (win != None)
1028	return True;	1283	return True;
1029	}	1284	}
		1285
1030	return False;	1286	return False;
1031	}	1287	}
1032		1288
1033	/* EXTPROTO */
1034	void	1289	void
1035	rxvt_IMSendSpot(pR)	1290	rxvt_term::IMSendSpot ()
1036	{	1291	{
1037	XPoint spot;	1292	XPoint nspot;
1038	XVaNestedList preedit_attr;	1293	XVaNestedList preedit_attr;
1039		1294
1040	if (R->Input_Context == NULL	1295	if (!Input_Context
		1296	|| !focus
1041	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1297	|| !(input_style & XIMPreeditPosition))
1042	|| !(R->event_type == KeyPress
1043	|| R->event_type == Expose
1044	|| R->event_type == NoExpose
1045	|| R->event_type == SelectionNotify
1046	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1047	|| !rxvt_IMisRunning(aR))
1048	return;	1298	return;
1049		1299
1050	rxvt_setPosition(aR_ & spot);	1300	im_set_position (nspot);
1051		1301
		1302	if (nspot.x == spot.x && nspot.y == spot.y)
		1303	return;
		1304
		1305	spot = nspot;
		1306
1052	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1307	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1053	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1308	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1054	XFree(preedit_attr);	1309	XFree (preedit_attr);
1055	}	1310	}
1056		1311
1057	/* EXTPROTO */
1058	void	1312	void
1059	rxvt_setTermFontSet(pR_ int idx)	1313	rxvt_term::im_destroy ()
1060	{	1314	{
1061	char *string;	1315	if (input_method)
1062	long length;	1316	{
1063	int success = 0;	1317	if (Input_Context && input_method->xim)
		1318	XDestroyIC (Input_Context);
1064		1319
1065	if (idx < 0 || idx >= MAX_NFONTS)	1320	display->put_xim (input_method);
1066	return;	1321	input_method = 0;
1067	}	1322	}
1068		1323
1069	/* INTPROTO */
1070	void
1071	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1072	XRectangle * needed_rect)
1073	{
1074	int mbh, vtx = 0;
1075
1076	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1077	vtx = scrollbar_TotalWidth();
1078	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1079	mbh -= R->TermWin.lineSpace;
1080
1081	preedit_rect->x = needed_rect->width + vtx;
1082	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1083
1084	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1085	+ vtx;
1086	preedit_rect->height = Height2Pixel(1);
1087
1088	status_rect->x = vtx;
1089	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1090
1091	status_rect->width = needed_rect->width ? needed_rect->width
1092	: Width2Pixel(R->TermWin.ncol + 1);
1093	status_rect->height = Height2Pixel(1);
1094	}
1095
1096	/* ARGSUSED */
1097	/* INTPROTO */
1098	void
1099	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1100	__attribute__ ((unused)), XPointer call_data
1101	__attribute__ ((unused)))
1102	{
1103	dR;
1104
1105	R->Input_Context = NULL;	1324	Input_Context = 0;
1106	/* To avoid Segmentation Fault in C locale: Solaris only? */
1107	if (STRCMP(R->locale, "C"))
1108	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1109	rxvt_IMInstantiateCallback, NULL);
1110	}	1325	}
1111		1326
1112	/*	1327	/*
1113	* X manual pages and include files don't match on some systems:	1328	* Try to open a XIM with the current modifiers, then see if we can
1114	* some think this is an XIDProc and others an XIMProc so we can't	1329	* open a suitable preedit type
1115	* use the first argument - need to update this to be nice for
1116	* both types via some sort of configure detection
1117	*/	1330	*/
1118	/* ARGSUSED */	1331	bool
1119	/* EXTPROTO */	1332	rxvt_term::IM_get_IC (const char *modifiers)
1120	void
1121	rxvt_IMInstantiateCallback(Display * unused
1122	__attribute__ ((unused)), XPointer client_data
1123	__attribute__ ((unused)), XPointer call_data
1124	__attribute__ ((unused)))
1125	{	1333	{
1126	dR;	1334	int i, j, found;
1127	int i, found, had_im;	1335	XIM xim;
		1336	XPoint spot;
		1337	XRectangle rect, status_rect, needed_rect;
		1338	unsigned long fg, bg;
		1339	const char *p;
		1340	char **s;
		1341	XIMStyles *xim_styles;
		1342
		1343	set_environ (envv);
		1344
		1345	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1346	return false;
		1347
		1348	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1349	input_method = display->get_xim (locale, modifiers);
		1350	if (input_method == NULL)
		1351	return false;
		1352
		1353	xim = input_method->xim;
		1354	spot.x = spot.y = -1;
		1355
		1356	xim_styles = NULL;
		1357	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1358	|| !xim_styles || !xim_styles->count_styles)
		1359	{
		1360	im_destroy ();
		1361	return false;
		1362	}
		1363
		1364	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1365
		1366	for (int pi = 0; pi < 2; pi++)
		1367	{
		1368	p = pet[pi];
		1369
		1370	if (!p)
		1371	continue;
		1372
		1373	s = rxvt_splitcommastring (p);
		1374
		1375	for (i = found = 0; !found && s[i]; i++)
		1376	{
		1377	if (!strcmp (s[i], "OverTheSpot"))
		1378	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1379	else if (!strcmp (s[i], "OffTheSpot"))
		1380	input_style = (XIMPreeditArea | XIMStatusArea);
		1381	else if (!strcmp (s[i], "Root"))
		1382	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1383	else if (!strcmp (s[i], "None"))
		1384	input_style = (XIMPreeditNone | XIMStatusNone);
		1385
		1386	for (j = 0; j < xim_styles->count_styles; j++)
		1387	if (input_style == xim_styles->supported_styles[j])
		1388	{
		1389	rxvt_freecommastring (s);
		1390
		1391	found = 1;
		1392	goto foundpet;
		1393	}
		1394
		1395	}
		1396
		1397	rxvt_freecommastring (s);
		1398	}
		1399
		1400	foundpet:
		1401
		1402	XFree (xim_styles);
		1403
		1404	if (!found)
		1405	{
		1406	im_destroy ();
		1407	return false;
		1408	}
		1409
		1410	XFontSet fs = 0;
		1411	XVaNestedList preedit_attr = 0, status_attr = 0;
		1412
		1413	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1414	{
		1415	// fake us a font-set, please
		1416	char **missing_charset_list;
		1417	int missing_charset_count;
		1418	char *def_string;
		1419	char pat[512];
		1420
		1421	sprintf (pat,
		1422	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1423	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1424	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1425	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1426	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1427	"*",
		1428	fheight,
		1429	fheight + 1, fheight - 1,
		1430	fheight - 2, fheight + 2);
		1431
		1432	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1433	&missing_charset_list, &missing_charset_count, &def_string);
		1434
		1435	if (missing_charset_list)
		1436	XFreeStringList (missing_charset_list);
		1437
		1438	if (!fs)
		1439	{
		1440	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1441	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1442	}
		1443	}
		1444
		1445	if (input_style & XIMPreeditPosition)
		1446	{
		1447	im_set_size (rect);
		1448	im_set_position (spot);
		1449	im_set_color (fg, bg);
		1450
		1451	preedit_attr = XVaCreateNestedList (0,
		1452	XNForeground, fg,
		1453	XNBackground, bg,
		1454	XNArea, &rect,
		1455	XNSpotLocation, &spot,
		1456	XNFontSet, fs,
		1457	NULL);
		1458	}
		1459	else if (input_style & XIMPreeditArea)
		1460	{
		1461	im_set_color (fg, bg);
		1462
		1463	/*
		1464	* The necessary width of preedit area is unknown
		1465	* until create input context.
		1466	*/
		1467	needed_rect.width = 0;
		1468	im_set_preedit_area (rect, status_rect, needed_rect);
		1469
		1470	preedit_attr = XVaCreateNestedList (0,
		1471	XNForeground, fg,
		1472	XNBackground, bg,
		1473	XNArea, &rect,
		1474	XNFontSet, fs,
		1475	NULL);
		1476	status_attr = XVaCreateNestedList (0,
		1477	XNForeground, fg,
		1478	XNBackground, bg,
		1479	XNArea, &status_rect,
		1480	XNFontSet, fs,
		1481	NULL);
		1482	}
		1483
		1484	Input_Context = XCreateIC (xim,
		1485	XNInputStyle, input_style,
		1486	XNClientWindow, vt,
		1487	XNFocusWindow, parent[0],
		1488	preedit_attr ? XNPreeditAttributes : NULL,
		1489	preedit_attr,
		1490	status_attr ? XNStatusAttributes : NULL,
		1491	status_attr, NULL);
		1492
		1493	if (preedit_attr) XFree (preedit_attr);
		1494	if (status_attr) XFree (status_attr);
		1495	if (fs) XFreeFontSet (display->display, fs);
		1496
		1497	if (Input_Context == NULL)
		1498	{
		1499	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1500	im_destroy ();
		1501	return false;
		1502	}
		1503
		1504	if (input_style & XIMPreeditArea)
		1505	IMSetStatusPosition ();
		1506
		1507	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1508	return true;
		1509	}
		1510
		1511	void
		1512	rxvt_term::im_cb ()
		1513	{
		1514	int i;
1128	const char *p;	1515	const char *p;
1129	char **s;	1516	char **s;
1130	char buf[IMBUFSIZ];	1517	char buf[IMBUFSIZ];
1131		1518
		1519	make_current ();
		1520
		1521	im_destroy ();
		1522
1132	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1523	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1133	if (R->Input_Context)	1524	if (Input_Context)
1134	return;	1525	return;
1135		1526
		1527	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1528	if (rs[Rs_imLocale])
		1529	SET_LOCALE (rs[Rs_imLocale]);
		1530	#endif
		1531
1136	p = R->rs[Rs_inputMethod];	1532	p = rs[Rs_inputMethod];
1137	if (p && *p)	1533	if (p && *p)
1138	{	1534	{
1139	bool found = false;	1535	bool found = false;
1140		1536
1141	s = rxvt_splitcommastring (p);	1537	s = rxvt_splitcommastring (p);
		1538
1142	for (i = 0; s[i]; i++)	1539	for (i = 0; s[i]; i++)
1143	{	1540	{
1144	if (*s[i])	1541	if (*s[i])
1145	{	1542	{
1146	STRCPY (buf, "@im=");	1543	strcpy (buf, "@im=");
1147	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1544	strncat (buf, s[i], IMBUFSIZ - 5);
1148	if ((p = XSetLocaleModifiers (buf)) && *p	1545	if (IM_get_IC (buf))
1149	&& rxvt_IM_get_IC (aR))
1150	{	1546	{
1151	found = true;	1547	found = true;
1152	break;	1548	break;
1153	}	1549	}
1154	}	1550	}
1155	}	1551	}
1156	for (i = 0; s[i]; i++)	1552
1157	free(s[i]);	1553	rxvt_freecommastring (s);
1158	free(s);
1159		1554
1160	if (found)	1555	if (found)
1161	return;	1556	goto done;
1162	}	1557	}
1163		1558
1164	/* try with XMODIFIERS env. var. */	1559	/* try with XMODIFIERS env. var. */
1165	if ((p = XSetLocaleModifiers ("")) && *p	1560	if (IM_get_IC (""))
1166	&& rxvt_IM_get_IC (aR))	1561	goto done;
		1562
		1563	/* try with no modifiers base IF the user didn't specify an IM */
		1564	if (IM_get_IC ("@im=none"))
		1565	goto done;
		1566
		1567	done:
		1568	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1569	if (rs[Rs_imLocale])
		1570	SET_LOCALE (locale);
		1571	#endif
		1572	}
		1573
		1574	void
		1575	rxvt_term::IMSetStatusPosition ()
		1576	{
		1577	XRectangle preedit_rect, status_rect, *needed_rect;
		1578	XVaNestedList preedit_attr, status_attr;
		1579
		1580	if (!Input_Context
		1581	|| !focus
		1582	|| !(input_style & XIMPreeditArea)
		1583	|| !IMisRunning ())
1167	return;	1584	return;
1168		1585
1169	/* try with no modifiers base IF the user didn't specify an IM */
1170	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1171	&& rxvt_IM_get_IC (aR) == True)
1172	return;
1173	}
1174
1175	/*
1176	* Try to open a XIM with the current modifiers, then see if we can
1177	* open a suitable preedit type
1178	*/
1179	/* INTPROTO */
1180	Bool
1181	rxvt_IM_get_IC(pR)
1182	{
1183	int i, j, found;
1184	XIM xim;
1185	XPoint spot;
1186	XRectangle rect, status_rect, needed_rect;
1187	unsigned long fg, bg;
1188	const char *p;
1189	char **s;
1190	XIMStyles *xim_styles;
1191	XVaNestedList preedit_attr, status_attr;
1192	XIMCallback ximcallback;
1193
1194	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1195	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1196	if (xim == NULL)
1197	return False;
1198
1199	xim_styles = NULL;
1200	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1201	|| !xim_styles || !xim_styles->count_styles) {
1202	XCloseIM(xim);
1203	return False;
1204	}
1205
1206	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1207	: "OverTheSpot,OffTheSpot,Root";
1208	s = rxvt_splitcommastring(p);
1209	for (i = found = 0; !found && s[i]; i++) {
1210	if (!STRCMP(s[i], "OverTheSpot"))
1211	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1212	else if (!STRCMP(s[i], "OffTheSpot"))
1213	R->input_style = (XIMPreeditArea | XIMStatusArea);
1214	else if (!STRCMP(s[i], "Root"))
1215	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1216
1217	for (j = 0; j < xim_styles->count_styles; j++)
1218	if (R->input_style == xim_styles->supported_styles[j]) {
1219	found = 1;
1220	break;
1221	}
1222	}
1223	for (i = 0; s[i]; i++)
1224	free(s[i]);
1225	free(s);
1226	XFree(xim_styles);
1227
1228	if (!found) {
1229	XCloseIM(xim);
1230	return False;
1231	}
1232
1233	ximcallback.callback = rxvt_IMDestroyCallback;
1234
1235	/* XXX: not sure why we need this (as well as IC one below) */
1236	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1237
1238	preedit_attr = status_attr = NULL;
1239
1240	if (R->input_style & XIMPreeditPosition) {
1241	rxvt_setSize(aR_ & rect);
1242	rxvt_setPosition(aR_ & spot);
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1246	XNSpotLocation, &spot,
1247	XNForeground, fg, XNBackground, bg,
1248	//XNFontSet, R->TermWin.fontset,
1249	NULL);
1250	} else if (R->input_style & XIMPreeditArea) {
1251	rxvt_setColor(aR_ & fg, &bg);
1252
1253	/*
1254	* The necessary width of preedit area is unknown
1255	* until create input context.
1256	*/
1257	needed_rect.width = 0;
1258
1259	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1260
1261	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1262	XNForeground, fg, XNBackground, bg,
1263	//XNFontSet, R->TermWin.fontset,
1264	NULL);
1265	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1266	XNForeground, fg, XNBackground, bg,
1267	//XNFontSet, R->TermWin.fontset,
1268	NULL);
1269	}
1270	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1271	XNClientWindow, R->TermWin.parent[0],
1272	XNFocusWindow, R->TermWin.parent[0],
1273	XNDestroyCallback, &ximcallback,
1274	preedit_attr ? XNPreeditAttributes : NULL,
1275	preedit_attr,
1276	status_attr ? XNStatusAttributes : NULL,
1277	status_attr, NULL);
1278	if (preedit_attr)
1279	XFree(preedit_attr);
1280	if (status_attr)
1281	XFree(status_attr);
1282	if (R->Input_Context == NULL) {
1283	rxvt_print_error("failed to create input context");
1284	XCloseIM(xim);
1285	return False;
1286	}
1287	if (R->input_style & XIMPreeditArea)
1288	rxvt_IMSetStatusPosition(aR);
1289	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1290	return True;
1291	}
1292
1293	/* EXTPROTO */
1294	void
1295	rxvt_IMSetStatusPosition(pR)
1296	{
1297	XRectangle preedit_rect, status_rect, *needed_rect;
1298	XVaNestedList preedit_attr, status_attr;
1299
1300	if (R->Input_Context == NULL
1301	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1302	|| !rxvt_IMisRunning(aR))
1303	return;
1304
1305	/* Getting the necessary width of preedit area */	1586	/* Getting the necessary width of preedit area */
1306	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1587	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1588	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308	XFree(status_attr);	1589	XFree (status_attr);
1309		1590
1310	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1591	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1592	XFree (needed_rect);
1311		1593
1312	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1594	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1595	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314		1596
1315	XSetICValues(R->Input_Context,	1597	XSetICValues (Input_Context,
1316	XNPreeditAttributes, preedit_attr,	1598	XNPreeditAttributes, preedit_attr,
1317	XNStatusAttributes, status_attr, NULL);	1599	XNStatusAttributes, status_attr, NULL);
1318		1600
1319	XFree(preedit_attr);	1601	XFree (preedit_attr);
1320	XFree(status_attr);	1602	XFree (status_attr);
1321	}	1603	}
1322	#endif /* USE_XIM */	1604	#endif /* USE_XIM */
1323		1605
1324	/*----------------------------------------------------------------------*/	1606	/*----------------------------------------------------------------------*/
1325	rxvt_t rxvt_current_term;	1607	rxvt_t rxvt_current_term;

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