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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.16 by pcg, Thu Dec 18 07:31:19 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 1.16 2003/12/18 07:31:19 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
48		52
49	static char curlocale[128];	53	static char curlocale[128], savelocale[128];
50		54
51	void	55	bool
52	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
53	{	57	{
54	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
55	{	59	return false;
		60
56	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
58	}	63	return true;
59	}	64	}
60		65
61	void *	66	void
62	rxvt_term::operator new (size_t s)	67	rxvt_push_locale (const char *locale)
63	{	68	{
64	void *p = malloc (s);	69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
65		72
66	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
67	return p;	138	return len;
68	}
69		139
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	140	}
		141	#endif
75		142
76	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
77	: 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
78	#ifdef CURSOR_BLINK	151	#ifdef CURSOR_BLINK
		152	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		153	#endif
		154	#ifdef TEXT_BLINK
79	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),
80	#endif	165	#endif
81	#ifdef POINTER_BLANK	166	#ifdef POINTER_BLANK
82	pointer_ev (this, &rxvt_term::pointer_cb),	167	pointer_ev (this, &rxvt_term::pointer_cb),
83	#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),
84	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),
85	destroy_ev (this, &rxvt_term::destroy_cb),	176	destroy_ev (this, &rxvt_term::destroy_cb),
86	check_ev (this, &rxvt_term::check_cb),	177	pty_ev (this, &rxvt_term::pty_cb),
87	incr_ev (this, &rxvt_term::incr_cb)	178	incr_ev (this, &rxvt_term::incr_cb)
88	{	179	{
89	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;
90	}	200	}
91		201
92	rxvt_term::~rxvt_term ()	202	rxvt_term::~rxvt_term ()
93	{	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
94	scr_release ();	266	scr_release ();
95		267
		268	/* clear all resources */
		269	for (int i = 0; i < allocated.size (); i++)
		270	free (allocated [i]);
		271
		272	free (selection.text);
		273	// TODO: manage env vars in child only(!)
		274	free (env_windowid);
		275	free (env_display);
		276	free (env_term);
		277	free (env_colorfgbg);
96	free (locale);	278	free (locale);
97	free (codeset);	279	free (v_buffer);
		280	free (incr_buf);
98		281
99	#ifndef NO_SETOWNER_TTYDEV	282	delete envv;
100	rxvt_privileged_ttydev (this, RESTORE);	283	delete argv;
101	#endif
102	#ifdef UTMP_SUPPORT
103	rxvt_privileged_utmp (this, RESTORE);
104	#endif
105	#ifdef USE_XIM
106	if (Input_Context != NULL)
107	{
108	XDestroyIC (Input_Context);
109	Input_Context = NULL;
110	}
111	#endif
112		284
113	if (cmd_fd >= 0)	285	#ifdef KEYSYM_RESOURCE
114	close (cmd_fd);	286	delete keyboard;
		287	#endif
		288	}
115		289
116	if (Xfd >= 0)	290	void
117	XCloseDisplay (Xdisplay);	291	rxvt_term::child_exit ()
		292	{
		293	cmd_pid = 0;
118		294
119	delete PixColors;	295	if (!OPTION (Opt_hold))
		296	destroy ();
120	}	297	}
121		298
122	void	299	void
123	rxvt_term::destroy ()	300	rxvt_term::destroy ()
124	{	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
125	check_ev.stop ();	325	check_ev.stop ();
126	pty_ev.stop ();	326	pty_ev.stop ();
127	x_ev.stop ();
128	#ifdef CURSOR_BLINK	327	#ifdef CURSOR_BLINK
		328	cursor_blink_ev.stop ();
		329	#endif
		330	#ifdef TEXT_BLINK
129	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 ();
130	#endif	338	#endif
131	#ifdef POINTER_BLANK	339	#ifdef POINTER_BLANK
132	pointer_ev.stop ();	340	pointer_ev.stop ();
133	#endif	341	#endif
134		342
…		…
136	}	344	}
137		345
138	void	346	void
139	rxvt_term::destroy_cb (time_watcher &w)	347	rxvt_term::destroy_cb (time_watcher &w)
140	{	348	{
141	SET_R (this);	349	make_current ();
142		350
143	delete this;	351	delete this;
144	}
145
146	/*----------------------------------------------------------------------*/
147	/* rxvt_init() */
148	/* LIBPROTO */
149	rxvt_t
150	rxvt_init (int argc, const char *const *argv)
151	{
152	SET_R (new rxvt_term);
153	dR;
154
155	if (!R->init_vars () || !R->init (argc, argv))
156	{
157	delete R;
158	return NULL;
159	}
160
161	return R;
162	}
163
164	/* EXTPROTO */
165	void
166	rxvt_init_signals ()
167	{
168	/* install exit handler for cleanup */
169	#if 0
170	#ifdef HAVE_ATEXIT
171	atexit(rxvt_clean_exit);
172	#else
173	#endif
174	#endif
175
176	struct sigaction sa;
177
178	sigfillset (&sa.sa_mask);
179	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188	/* signal (SIGURG, SIG_DFL); */
189
190	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192	}
193
194	bool
195	rxvt_term::init (int argc, const char *const *argv)
196	{
197	/*
198	* Save and then give up any super-user privileges
199	* If we need privileges in any area then we must specifically request it.
200	* We should only need to be root in these cases:
201	* 1. write utmp entries on some systems
202	* 2. chown tty on some systems
203	*/
204	rxvt_privileges (this, SAVE);
205	rxvt_privileges (this, IGNORE);
206
207	init_secondary ();
208
209	const char **cmd_argv = init_resources (argc, argv);
210
211	set_locale ("");
212
213	#if (MENUBAR_MAX)
214	rxvt_menubar_read (this, rs[Rs_menu]);
215	#endif
216	#ifdef HAVE_SCROLLBARS
217	if (Options & Opt_scrollBar)
218	scrollBar.setIdle (); /* set existence for size calculations */
219	#endif
220
221	rxvt_Create_Windows (this, argc, argv);
222
223	init_xlocale ();
224
225	scr_reset (); /* initialize screen */
226	#ifdef RXVT_GRAPHICS
227	rxvt_Gr_reset (this); /* reset graphics */
228	#endif
229
230	#if 0
231	#ifdef DEBUG_X
232	XSynchronize(Xdisplay, True);
233	#endif
234	#endif
235
236	#ifdef HAVE_SCROLLBARS
237	if (Options & Opt_scrollBar)
238	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
239	#endif
240	#if (MENUBAR_MAX)
241	if (menubar_visible(r))
242	XMapWindow (Xdisplay, menuBar.win);
243	#endif
244	#ifdef TRANSPARENT
245	if (Options & Opt_transparent)
246	{
247	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248	rxvt_check_our_parents (this);
249	}
250	#endif
251	XMapWindow (Xdisplay, TermWin.vt);
252	XMapWindow (Xdisplay, TermWin.parent[0]);
253
254	init_env ();
255	init_command (cmd_argv);
256
257	x_ev.start (Xfd, EVENT_READ);
258	pty_ev.start (cmd_fd, EVENT_READ);
259
260	check_ev.start ();
261
262	process_x_events ();
263
264	return true;
265	}
266
267	/* ------------------------------------------------------------------------- *
268	* SIGNAL HANDLING & EXIT HANDLER *
269	* ------------------------------------------------------------------------- */
270	/*
271	* Catch a SIGCHLD signal and exit if the direct child has died
272	*/
273	/* ARGSUSED */
274	/* EXTPROTO */
275	RETSIGTYPE
276	rxvt_Child_signal(int sig __attribute__ ((unused)))
277	{
278	int pid, save_errno = errno;
279	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280	;
281	errno = save_errno;
282
283	#if 0
284	if (pid == R->cmd_pid)
285	exit (EXIT_SUCCESS);
286	#endif
287	}
288
289	/*
290	* Catch a fatal signal and tidy up before quitting
291	*/
292	/* EXTPROTO */
293	RETSIGTYPE
294	rxvt_Exit_signal(int sig)
295	{
296	signal(sig, SIG_DFL);
297	#ifdef DEBUG_CMD
298	rxvt_print_error("signal %d", sig);
299	#endif
300	rxvt_clean_exit();
301	kill(getpid(), sig);
302	}
303
304	/* ARGSUSED */
305	/* INTPROTO */
306	int
307	rxvt_xerror_handler(const Display * display
308	__attribute__ ((unused)), const XErrorEvent * event)
309	{
310	dR;
311
312	if (R->allowedxerror == -1)
313	R->allowedxerror = event->error_code;
314	else
315	{
316	rxvt_print_error("XError: Request: %d . %d, Error: %d",
317	event->request_code, event->minor_code,
318	event->error_code);
319
320	R->destroy ();
321	}
322
323	return 0;
324	}	352	}
325		353
326	/*----------------------------------------------------------------------*/	354	/*----------------------------------------------------------------------*/
327	/*	355	/*
328	* Exit gracefully, clearing the utmp entry and restoring tty attributes	356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
329	* 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
330	*/	358	*/
331	/* 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	*/
332	void	549	void
333	rxvt_clean_exit ()	550	sig_term (sig_watcher &w)
334	{	551	{
335	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	}
336		559
337	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 ();
338	}	621	}
339		622
340	/* ------------------------------------------------------------------------- *	623	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	624	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	625	* ------------------------------------------------------------------------- */
343	/* 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
344	void *	648	void *
345	rxvt_malloc(size_t size)
346	{
347	void *p;
348
349	p = malloc(size);
350	if (p)
351	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}
358
359	/* EXTPROTO */
360	void *
361	rxvt_calloc(size_t number, size_t size)
362	{
363	void *p;
364
365	p = calloc(number, size);
366	if (p)
367	return p;
368
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}
374
375	/* EXTPROTO */
376	void *
377	rxvt_realloc(void *ptr, size_t size)	649	rxvt_realloc (void *ptr, size_t size)
378	{	650	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);	651	void *p = realloc (ptr, size);
383	else	652
384	p = malloc(size);
385	if (p)	653	if (!p)
		654	rxvt_fatal ("memory allocation failure. aborting.\n");
		655
386	return p;	656	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}	657	}
393
394	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */
398	/* INTPROTO */
399	void
400	rxvt_privileges(pR_ int mode)
401	{
402	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */
405	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID
408	# endif
409	# ifdef HAVE_SETEUID
410	switch (mode) {
411	case IGNORE:
412	/*
413	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required
415	*/
416	seteuid(getuid());
417	setegid(getgid());
418	break;
419	case SAVE:
420	R->euid = geteuid();
421	R->egid = getegid();
422	break;
423	case RESTORE:
424	seteuid(R->euid);
425	setegid(R->egid);
426	break;
427	}
428	# else
429	switch (mode) {
430	case IGNORE:
431	setuid(getuid());
432	setgid(getgid());
433	/* FALLTHROUGH */
434	case SAVE:
435	/* FALLTHROUGH */
436	case RESTORE:
437	break;
438	}
439	# endif
440	#endif
441	}
442
443	#ifdef UTMP_SUPPORT
444	/* EXTPROTO */
445	void
446	rxvt_privileged_utmp(pR_ char action)
447	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, R->next_utmp_action, getpid()));
450	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (R->Options & Opt_utmpInhibit)
452	|| R->ttydev == NULL || *R->ttydev == '\0')
453	return;
454
455	rxvt_privileges(aR_ RESTORE);
456	if (action == SAVE) {
457	R->next_utmp_action = RESTORE;
458	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459	} else { /* action == RESTORE */
460	R->next_utmp_action = IGNORE;
461	rxvt_cleanutent(aR);
462	}
463	rxvt_privileges(aR_ IGNORE);
464	}
465	#endif
466
467	#ifndef NO_SETOWNER_TTYDEV
468	/* EXTPROTO */
469	void
470	rxvt_privileged_ttydev(pR_ char action)
471	{
472	D_MAIN((stderr,
473	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474	action, R->next_tty_action, getpid()));
475	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476	|| R->ttydev == NULL || *R->ttydev == '\0')
477	return;
478
479	rxvt_privileges(aR_ RESTORE);
480
481	if (action == SAVE) {
482	R->next_tty_action = RESTORE;
483	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486	R->next_tty_action = IGNORE;
487	else
488	# endif
489	{
490	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491	chmod(R->ttydev, R->ttymode);
492	# ifdef HAVE_REVOKE
493	revoke(R->ttydev);
494	# endif
495	}
496	} else { /* action == RESTORE */
497	R->next_tty_action = IGNORE;
498	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499	chmod(R->ttydev, R->ttyfd_stat.st_mode);
500	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501	# else
502	chmod(R->ttydev,
503	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504	chown(R->ttydev, 0, 0);
505	# endif
506	}
507
508	rxvt_privileges(aR_ IGNORE);
509
510	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512	action == RESTORE ? "Restoring" : (action ==
513	SAVE ? "Saving" :
514	"UNKNOWN ERROR for"), R->ttydev,
515	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516	R->ttyfd_stat.st_gid));
517	# endif
518	}
519	#endif
520		658
521	/*----------------------------------------------------------------------*/	659	/*----------------------------------------------------------------------*/
522	/*	660	/*
523	* window size/position calculcations for XSizeHint and other storage.	661	* window size/position calculcations for XSizeHint and other storage.
524	* if width/height are non-zero then override calculated width/height	662	* if width/height are non-zero then override calculated width/height
525	*/	663	*/
526	/* EXTPROTO */
527	void	664	void
528	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	665	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
529	{	666	{
530	short recalc_x, recalc_y;	667	short recalc_x, recalc_y;
531	int x, y, sb_w, mb_h, flags;	668	int x, y, sb_w, flags;
532	unsigned int w, h;	669	unsigned int w, h;
533	unsigned int max_width, max_height;	670	unsigned int max_width, max_height;
		671	dDisp;
534		672
535	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",
536	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	674	ncol, nrow, szHint.width, szHint.height));
537	R->szHint.height));	675
538	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	676	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
539	R->szHint.win_gravity = NorthWestGravity;	677	szHint.win_gravity = NorthWestGravity;
540	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	678	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
541		679
542	recalc_x = recalc_y = 0;	680	recalc_x = recalc_y = 0;
543	flags = 0;	681	flags = 0;
		682
544	if (!R->parsed_geometry) {	683	if (!parsed_geometry)
		684	{
545	R->parsed_geometry = 1;	685	parsed_geometry = 1;
		686
546	if (R->rs[Rs_geometry])	687	if (rs[Rs_geometry])
547	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	688	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		689
548	if (flags & WidthValue) {	690	if (flags & WidthValue)
549	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	691	{
		692	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
550	R->szHint.flags |= USSize;	693	szHint.flags |= USSize;
551	}	694	}
		695
552	if (flags & HeightValue) {	696	if (flags & HeightValue)
553	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	697	{
		698	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
554	R->szHint.flags |= USSize;	699	szHint.flags |= USSize;
555	}	700	}
		701
556	if (flags & XValue) {	702	if (flags & XValue)
		703	{
557	R->szHint.x = x;	704	szHint.x = x;
558	R->szHint.flags |= USPosition;	705	szHint.flags |= USPosition;
		706
559	if (flags & XNegative) {	707	if (flags & XNegative)
		708	{
560	recalc_x = 1;	709	recalc_x = 1;
561	R->szHint.win_gravity = NorthEastGravity;	710	szHint.win_gravity = NorthEastGravity;
562	}	711	}
563	}	712	}
		713
564	if (flags & YValue) {	714	if (flags & YValue)
		715	{
565	R->szHint.y = y;	716	szHint.y = y;
566	R->szHint.flags |= USPosition;	717	szHint.flags |= USPosition;
		718
567	if (flags & YNegative) {	719	if (flags & YNegative)
		720	{
568	recalc_y = 1;	721	recalc_y = 1;
		722
569	if (R->szHint.win_gravity == NorthEastGravity)	723	if (szHint.win_gravity == NorthEastGravity)
570	R->szHint.win_gravity = SouthEastGravity;	724	szHint.win_gravity = SouthEastGravity;
571	else	725	else
572	R->szHint.win_gravity = SouthWestGravity;	726	szHint.win_gravity = SouthWestGravity;
573	}	727	}
574	}	728	}
575	}	729	}
		730
576	/* TODO: BOUNDS */	731	/* TODO: BOUNDS */
577	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	732	width = ncol * fwidth;
578	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	733	height = nrow * fheight;
579	max_width = MAX_COLS * R->TermWin.fwidth;	734	max_width = MAX_COLS * fwidth;
580	max_height = MAX_ROWS * R->TermWin.fheight;	735	max_height = MAX_ROWS * fheight;
581		736
582	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	737	szHint.base_width = szHint.base_height = 2 * int_bwidth;
583		738
584	sb_w = mb_h = 0;	739	sb_w = 0;
585	R->window_vt_x = R->window_vt_y = 0;	740	window_vt_x = window_vt_y = int_bwidth;
586	if (scrollbar_visible(R)) {	741
		742	if (scrollBar.state)
		743	{
587	sb_w = scrollbar_TotalWidth();	744	sb_w = scrollbar_TotalWidth ();
588	R->szHint.base_width += sb_w;	745	szHint.base_width += sb_w;
589	if (!(R->Options & Opt_scrollBar_right))	746	if (!OPTION (Opt_scrollBar_right))
590	R->window_vt_x = sb_w;	747	window_vt_x += sb_w;
591	}	748	}
592	if (menubar_visible(R)) {	749
593	mb_h = menuBar_TotalHeight();
594	R->szHint.base_height += mb_h;
595	R->window_vt_y = mb_h;
596	}
597	R->szHint.width_inc = R->TermWin.fwidth;	750	szHint.width_inc = fwidth;
598	R->szHint.height_inc = R->TermWin.fheight;	751	szHint.height_inc = fheight;
599	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	752	szHint.min_width = szHint.base_width + szHint.width_inc;
600	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	753	szHint.min_height = szHint.base_height + szHint.height_inc;
601		754
602	if (width && width - R->szHint.base_width < max_width) {	755	if (newwidth && newwidth - szHint.base_width < max_width)
		756	{
603	R->szHint.width = width;	757	szHint.width = newwidth;
604	R->TermWin.width = width - R->szHint.base_width;	758	width = newwidth - szHint.base_width;
605	} else {	759	}
606	MIN_IT(R->TermWin.width, max_width);	760	else
		761	{
		762	min_it (width, max_width);
607	R->szHint.width = R->szHint.base_width + R->TermWin.width;	763	szHint.width = szHint.base_width + width;
608	}	764	}
		765
609	if (height && height - R->szHint.base_height < max_height) {	766	if (newheight && newheight - szHint.base_height < max_height)
		767	{
610	R->szHint.height = height;	768	szHint.height = newheight;
611	R->TermWin.height = height - R->szHint.base_height;	769	height = newheight - szHint.base_height;
612	} else {	770	}
613	MIN_IT(R->TermWin.height, max_height);	771	else
		772	{
		773	min_it (height, max_height);
614	R->szHint.height = R->szHint.base_height + R->TermWin.height;	774	szHint.height = szHint.base_height + height;
615	}	775	}
616	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	776
		777	if (scrollBar.state && OPTION (Opt_scrollBar_right))
617	R->window_sb_x = R->szHint.width - sb_w;	778	window_sb_x = szHint.width - sb_w;
618		779
619	if (recalc_x)	780	if (recalc_x)
620	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	781	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
621	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
622	if (recalc_y)	782	if (recalc_y)
623	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	783	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
624	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
625		784
626	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	785	ncol = width / fwidth;
627	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	786	nrow = height / fheight;
628	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",
629	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	788	ncol, nrow, szHint.width,
630	R->szHint.height));	789	szHint.height));
631	return;	790	return;
632	}	791	}
633		792
634	/*----------------------------------------------------------------------*/	793	/*----------------------------------------------------------------------*/
635	/*	794	/*
636	* Tell the teletype handler what size the window is.	795	* Tell the teletype handler what size the window is.
637	* Called after a window size change.	796	* Called after a window size change.
638	*/	797	*/
639	void	798	void
640	rxvt_term::tt_winch ()	799	rxvt_term::tt_winch ()
641	{	800	{
642	struct winsize ws;	801	if (pty->pty < 0)
643
644	if (cmd_fd < 0)
645	return;	802	return;
646		803
		804	struct winsize ws;
		805
647	ws.ws_col = TermWin.ncol;	806	ws.ws_col = ncol;
648	ws.ws_row = TermWin.nrow;	807	ws.ws_row = nrow;
649	ws.ws_xpixel = ws.ws_ypixel = 0;	808	ws.ws_xpixel = width;
650	#ifndef DEBUG_SIZE	809	ws.ws_ypixel = height;
651	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	810	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
652	#else	811
653	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	812	#if 0
654	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	813	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
655	# ifdef SIGWINCH
656	else if (cmd_pid) /* force through to the command */	814	if (cmd_pid) /* force through to the command */
657	kill (cmd_pid, SIGWINCH);	815	kill (-cmd_pid, SIGWINCH);
658	# endif
659	#endif	816	#endif
660	}	817	}
661		818
662	/*----------------------------------------------------------------------*/	819	/*----------------------------------------------------------------------*/
663	/* rxvt_change_font() - Switch to a new font */	820	/* set_fonts () - load and set the various fonts
664	/*	821	*
665	* init = 1 - initialize	822	* init = 1 - initialize
666	*	823	*
667	* fontname == FONT_UP - switch to bigger font	824	* fontname == FONT_UP - switch to bigger font
668	* fontname == FONT_DN - switch to smaller font	825	* fontname == FONT_DN - switch to smaller font
669	*/	826	*/
670	/* EXTPROTO */	827	bool
671	void	828	rxvt_term::set_fonts ()
672	rxvt_change_font(pR_ int init, const char *fontname)
673	{	829	{
674	}	830	rxvt_fontset *fs = new rxvt_fontset (this);
		831	rxvt_fontprop prop;
675		832
676	/* INTPROTO */	833	if (!fs
677	void	834	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
678	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)
679	{	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);
680	}	916	}
681		917
682	/*----------------------------------------------------------------------*/	918	/*----------------------------------------------------------------------*/
683	/*----------------------------------------------------------------------*/	919	/*----------------------------------------------------------------------*/
684	/* xterm sequences - title, iconName, color (exptl) */	920	/* xterm sequences - title, iconName, color (exptl) */
685	/* EXTPROTO */
686	void	921	void
687	rxvt_set_title(pR_ const char *str)	922	rxvt_term::set_title (const char *str)
688	{	923	{
689	#ifndef SMART_WINDOW_TITLE	924	set_string_property (XA_WM_NAME, str);
690	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
691	#else	1009	#else
692	char *name;
693
694	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
695	name = NULL;
696	if (name == NULL || STRCMP(name, str))
697	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
698	if (name)
699	XFree(name);
700	#endif
701	}
702
703	/* EXTPROTO */
704	void
705	rxvt_set_iconName(pR_ const char *str)
706	{
707	#ifndef SMART_WINDOW_TITLE
708	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
709	#else
710	char *name;
711
712	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
713	name = NULL;
714	if (name == NULL || STRCMP(name, str))
715	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
716	if (name)
717	XFree(name);
718	#endif
719	}
720
721	#ifdef XTERM_COLOR_CHANGE
722	/* EXTPROTO */
723	void
724	rxvt_set_window_color(pR_ int idx, const char *color)
725	{
726	rxvt_color xcol;
727	int i;
728
729	if (color == NULL || *color == '\0')
730	return;
731
732	/* handle color aliases */
733	if (isdigit(*color)) {
734	i = atoi(color);
735	if (i >= 8 && i <= 15) { /* bright colors */
736	i -= 8;
737	# ifndef NO_BRIGHTCOLOR
738	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
739	SET_PIXCOLOR(R, idx);
740	goto Done;
741	# endif
742	}
743	if (i >= 0 && i <= 7) { /* normal colors */
744	R->PixColors[idx] = R->PixColors[minCOLOR + i];
745	SET_PIXCOLOR(R, idx);
746	goto Done;
747	}
748	}
749	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
750	return;
751	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
752
753	/*
754	* FIXME: should free colors here, but no idea how to do it so instead,
755	* so just keep gobbling up the colormap
756	*/
757	# if 0
758	for (i = Color_Black; i <= Color_White; i++)
759	if (R->PixColors[idx] == R->PixColors[i])
760	break;
761	if (i > Color_White) {
762	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
763	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
764	DisplayPlanes(R->Xdisplay, Xscreen));
765	}
766	# endif
767
768	R->PixColors[idx] = xcol;
769	SET_PIXCOLOR(R, idx);
770
771	/* XSetWindowAttributes attr; */
772	/* Cursor cursor; */
773	Done:
774	if (idx == Color_bg && !(R->Options & Opt_transparent))
775	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
776	R->PixColors[Color_bg]);
777
778	/* handle Color_BD, scrollbar background, etc. */
779
780	rxvt_set_colorfgbg (aR);
781	R->recolour_cursor ();
782	/* the only reasonable way to enforce a clean update */
783	rxvt_scr_poweron (aR);
784	}
785
786	#else
787	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1010	# define set_window_color (idx,color) ((void)0)
788	#endif /* XTERM_COLOR_CHANGE */	1011	#endif /* XTERM_COLOR_CHANGE */
789		1012
790	void	1013	void
791	rxvt_term::recolour_cursor ()	1014	rxvt_term::recolour_cursor ()
792	{	1015	{
793	#if TODO
794	rxvt_color xcol[2];	1016	XColor xcol[2];
795		1017
796	xcol[0] = PixColors[Color_pointer];	1018	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
797	xcol[1] = PixColors[Color_bg];	1019	? pix_colors_focused[Color_pointer_fg]
798	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1020	: pix_colors_focused[Color_fg];
		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);
799	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1026	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
800	#endif
801	}	1027	}
802		1028
803	/*----------------------------------------------------------------------*/	1029	/*----------------------------------------------------------------------*/
804	/*	1030	/*
805	* 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
806	*/	1032	*/
807	/* INTPROTO */
808	void	1033	void
809	rxvt_set_colorfgbg(pR)	1034	rxvt_term::set_colorfgbg ()
810	{	1035	{
811	unsigned int i;	1036	unsigned int i;
812	const char *xpmb = "\0";	1037	const char *xpmb = "\0";
813	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1038	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
814		1039
815	R->env_colorfgbg =
816	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1040	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
817	STRCPY(fstr, "default");	1041	strcpy (fstr, "default");
818	STRCPY(bstr, "default");	1042	strcpy (bstr, "default");
819	for (i = Color_Black; i <= Color_White; i++)	1043	for (i = Color_Black; i <= Color_White; i++)
820	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1044	if (pix_colors[Color_fg] == pix_colors[i])
		1045	{
821	sprintf(fstr, "%d", (i - Color_Black));	1046	sprintf (fstr, "%d", (i - Color_Black));
822	break;	1047	break;
823	}	1048	}
		1049
824	for (i = Color_Black; i <= Color_White; i++)	1050	for (i = Color_Black; i <= Color_White; i++)
825	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1051	if (pix_colors[Color_bg] == pix_colors[i])
		1052	{
826	sprintf(bstr, "%d", (i - Color_Black));	1053	sprintf (bstr, "%d", (i - Color_Black));
827	#ifdef XPM_BACKGROUND	1054	#ifdef XPM_BACKGROUND
828	xpmb = "default;";	1055	xpmb = "default;";
829	#endif	1056	#endif
830	break;	1057	break;
831	}	1058	}
		1059
832	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1060	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
833	putenv(R->env_colorfgbg);
834
835	#ifndef NO_BRIGHTCOLOR
836	R->colorfgbg = DEFAULT_RSTYLE;
837	for (i = minCOLOR; i <= maxCOLOR; i++) {
838	if (R->PixColors[Color_fg] == R->PixColors[i])
839	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
840	if (R->PixColors[Color_bg] == R->PixColors[i])
841	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
842	}
843	#endif
844	}	1061	}
845		1062
846	/*----------------------------------------------------------------------*/	1063	/*----------------------------------------------------------------------*/
847	/*
848	* Colour determination for low colour displays, routine from
849	* Hans de Goede <hans@highrise.nl>
850	*/
851		1064
852	/* EXTPROTO */
853	int	1065	int
854	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1066	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
855	{	1067	{
856	screen_in_out->set(aR_ colour);
857
858	if (!screen_in_out->set(aR_ colour)) {	1068	if (!screen_in_out->set (display, colour))
859	rxvt_print_error("can't allocate colour: %s", colour);	1069	{
		1070	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
860	return false;	1071	return false;
861	}	1072	}
862		1073
863	return true;	1074	return true;
864	}	1075	}
865		1076
866	/* -------------------------------------------------------------------- *	1077	/* -------------------------------------------------------------------- *
867	* - WINDOW RESIZING - *	1078	* - WINDOW RESIZING - *
868	* -------------------------------------------------------------------- */	1079	* -------------------------------------------------------------------- */
869	/* EXTPROTO */
870	void	1080	void
871	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)
872	int ignoreparent)
873	{	1082	{
874	int fix_screen;	1083	int fix_screen;
		1084	int old_width = szHint.width, old_height = szHint.height;
		1085	dDisp;
875		1086
		1087	window_calc (newwidth, newheight);
		1088	XSetWMNormalHints (disp, parent[0], &szHint);
		1089
		1090	if (!ignoreparent)
		1091	{
876	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
877	int old_width = R->szHint.width, old_height = R->szHint.height;	1093	/*
878	#endif
879
880	rxvt_window_calc(aR_ width, height);
881	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
882	if (!ignoreparent) {
883	#ifdef SMART_RESIZE
884	/*
885	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
886	* reposition window on resize depending on placement on screen	1095	* reposition window on resize depending on placement on screen
887	*/	1096	*/
888	int x, y, x1, y1;	1097	int x, y, x1, y1;
889	int dx, dy;	1098	int dx, dy;
890	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
891	Window unused_cr;	1100	Window unused_cr;
892		1101
893	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1102	XTranslateCoordinates (disp, parent[0], display->root,
894	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
895	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
896	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
897	/*	1106	/*
898	* 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
899	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
900	*/	1109	*/
901	if (x1 != x || y1 != y) {	1110	if (x1 != x || y1 != y)
		1111	{
902	x -= x1;	1112	x -= x1;
903	y -= y1;	1113	y -= y1;
904	}	1114	}
905		1115
906	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1116	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
907	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1117	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
908	dx = old_width - R->szHint.width;	1118	dx = old_width - szHint.width;
909	dy = old_height - R->szHint.height;	1119	dy = old_height - szHint.height;
910		1120
911	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
912	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
913	dx = 0;	1123	dx = 0;
914	else if (x == x1) /* exact center */	1124	else if (x == x1) /* exact center */
915	dx /= 2;	1125	dx /= 2;
916	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
917	dy = 0;	1127	dy = 0;
918	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
919	dy /= 2;	1129	dy /= 2;
920		1130
921	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
922	R->szHint.width, R->szHint.height);	1132	szHint.width, szHint.height);
923	#else	1133	#else
924	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1134	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
925	R->szHint.height);
926	#endif	1135	#endif
927	}	1136	}
928		1137
929	fix_screen = (R->TermWin.ncol != R->prev_ncol	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
930	|| R->TermWin.nrow != R->prev_nrow);	1139
931	if (fix_screen || width != R->old_width || height != R->old_height) {	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
932	if (scrollbar_visible(R)) {	1141	{
		1142	if (scrollBar.state)
		1143	{
933	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1144	XMoveResizeWindow (disp, scrollBar.win,
		1145	window_sb_x, 0,
934	0, scrollbar_TotalWidth(), R->szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
935	rxvt_Resize_scrollBar(aR);	1147	resize_scrollbar ();
936	}	1148	}
937	if (menubar_visible(R))	1149
938	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1150	XMoveResizeWindow (disp, vt,
939	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1151	window_vt_x, window_vt_y,
940	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
941	R->window_vt_y, TermWin_TotalWidth(),
942	TermWin_TotalHeight());	1152	width, height);
943	#ifdef RXVT_GRAPHICS	1153
944	if (R->old_height)
945	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
946	R->old_height - R->szHint.base_height);
947	#endif
948	rxvt_scr_clear(aR);	1154	scr_clear ();
949	#ifdef XPM_BACKGROUND	1155	#ifdef XPM_BACKGROUND
950	rxvt_resize_pixmap(aR);	1156	resize_pixmap ();
951	#endif	1157	#endif
952	}	1158	}
953		1159
954	if (fix_screen || R->old_height == 0) {	1160	if (fix_screen || old_height == 0)
		1161	{
955	int curr_screen = -1;	1162	int curr_screen = -1;
956	uint16_t old_ncol = R->prev_ncol;	1163	int old_ncol = prev_ncol;
957		1164
958	/* scr_reset only works on the primary screen */	1165	/* scr_reset only works on the primary screen */
959	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
960	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1170	curr_screen = scr_change_screen (PRIMARY);
961		1171	ncol = ocol;
962	R->scr_reset();
963
964	if (curr_screen >= 0) { /* this is not the first time through */
965	rxvt_scr_change_screen(aR_ curr_screen);
966	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
967	}	1172	}
968	}
969		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
970	R->old_width = R->szHint.width;	1183	old_width = szHint.width;
971	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
972		1190
973	#ifdef USE_XIM	1191	#ifdef USE_XIM
974	rxvt_IMSetStatusPosition(aR);	1192	IMSetStatusPosition ();
975	#endif	1193	#endif
976	}	1194	}
977		1195
978	/*	1196	/*
979	* 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.
980	* good for toggling 80/132 columns	1198	* good for toggling 80/132 columns
981	*/	1199	*/
982	/* EXTPROTO */
983	void	1200	void
984	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1201	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
985	{	1202	{
986	XWindowAttributes wattr;	1203	XWindowAttributes wattr;
987		1204
988	if (width == 0 || height == 0) {	1205	if (newwidth == 0 || newheight == 0)
		1206	{
989	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1207	XGetWindowAttributes (display->display, display->root, &wattr);
		1208
990	if (width == 0)	1209	if (newwidth == 0)
991	width = wattr.width - R->szHint.base_width;	1210	newwidth = wattr.width - szHint.base_width;
992	if (height == 0)	1211	if (newheight == 0)
993	height = wattr.height - R->szHint.base_height;	1212	newheight = wattr.height - szHint.base_height;
		1213	}
		1214
		1215	if (newwidth != width || newheight != height)
994	}	1216	{
995	if (width != R->TermWin.width || height != R->TermWin.height) {
996	width += R->szHint.base_width;	1217	newwidth += szHint.base_width;
997	height += R->szHint.base_height;	1218	newheight += szHint.base_height;
998	rxvt_resize_all_windows(aR_ width, height, 0);	1219	resize_all_windows (newwidth, newheight, 0);
999	}	1220	}
1000	}	1221	}
1001		1222
1002	/* -------------------------------------------------------------------- *	1223	/* -------------------------------------------------------------------- *
1003	* - X INPUT METHOD ROUTINES - *	1224	* - X INPUT METHOD ROUTINES - *
1004	* -------------------------------------------------------------------- */	1225	* -------------------------------------------------------------------- */
1005	#ifdef USE_XIM	1226	#ifdef USE_XIM
1006	/* INTPROTO */
1007	void
1008	rxvt_setSize(pR_ XRectangle * size)
1009	{
1010	size->x = R->TermWin.int_bwidth;
1011	size->y = R->TermWin.int_bwidth;
1012	size->width = Width2Pixel(R->TermWin.ncol);
1013	size->height = Height2Pixel(R->TermWin.nrow);
1014	}
1015		1227
1016	/* INTPROTO */
1017	void	1228	void
1018	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1229	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1019	{	1230	{
1020	*fg = R->PixColors[Color_fg];	1231	fg = pix_colors[Color_fg];
1021	*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;
1022	}	1259	}
1023		1260
1024	/* Checking whether input method is running. */	1261	/* Checking whether input method is running. */
1025	/* INTPROTO */
1026	Bool	1262	bool
1027	rxvt_IMisRunning(pR)	1263	rxvt_term::IMisRunning ()
1028	{	1264	{
1029	char *p;	1265	char *p;
1030	Atom atom;	1266	Atom atom;
1031	Window win;	1267	Window win;
1032	char server[IMBUFSIZ];	1268	char server[IMBUFSIZ];
1033		1269
1034	/* get current locale modifier */	1270	/* get current locale modifier */
1035	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1271	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1272	{
1036	STRCPY(server, "@server=");	1273	strcpy (server, "@server=");
1037	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1274	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1275
1038	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1276	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1039	*p = '\0';	1277	*p = '\0';
1040		1278
1041	atom = XInternAtom(R->Xdisplay, server, False);	1279	atom = XInternAtom (display->display, server, False);
1042	win = XGetSelectionOwner(R->Xdisplay, atom);	1280	win = XGetSelectionOwner (display->display, atom);
		1281
1043	if (win != None)	1282	if (win != None)
1044	return True;	1283	return True;
1045	}	1284	}
		1285
1046	return False;	1286	return False;
1047	}	1287	}
1048		1288
1049	/* EXTPROTO */
1050	void	1289	void
1051	rxvt_IMSendSpot(pR)	1290	rxvt_term::IMSendSpot ()
1052	{	1291	{
1053	XPoint spot;	1292	XPoint nspot;
1054	XVaNestedList preedit_attr;	1293	XVaNestedList preedit_attr;
1055		1294
1056	if (R->Input_Context == NULL	1295	if (!Input_Context
		1296	|| !focus
1057	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1297	|| !(input_style & XIMPreeditPosition))
1058	|| !(R->event_type == KeyPress
1059	|| R->event_type == Expose
1060	|| R->event_type == NoExpose
1061	|| R->event_type == SelectionNotify
1062	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1063	|| !rxvt_IMisRunning(aR))
1064	return;	1298	return;
1065		1299
1066	rxvt_setPosition(aR_ & spot);	1300	im_set_position (nspot);
1067		1301
		1302	if (nspot.x == spot.x && nspot.y == spot.y)
		1303	return;
		1304
		1305	spot = nspot;
		1306
1068	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1307	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1069	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1308	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1070	XFree(preedit_attr);	1309	XFree (preedit_attr);
1071	}	1310	}
1072		1311
1073	/* INTPROTO */
1074	void	1312	void
1075	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1313	rxvt_term::im_destroy ()
1076	XRectangle * needed_rect)
1077	{	1314	{
1078	int mbh, vtx = 0;	1315	if (input_method)
		1316	{
		1317	if (Input_Context && input_method->xim)
		1318	XDestroyIC (Input_Context);
1079		1319
1080	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1320	display->put_xim (input_method);
1081	vtx = scrollbar_TotalWidth();	1321	input_method = 0;
1082	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1322	}
1083	mbh -= R->TermWin.lineSpace;
1084		1323
1085	preedit_rect->x = needed_rect->width + vtx;
1086	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1087
1088	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1089	+ vtx;
1090	preedit_rect->height = Height2Pixel(1);
1091
1092	status_rect->x = vtx;
1093	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1094
1095	status_rect->width = needed_rect->width ? needed_rect->width
1096	: Width2Pixel(R->TermWin.ncol + 1);
1097	status_rect->height = Height2Pixel(1);
1098	}
1099
1100	/* ARGSUSED */
1101	/* INTPROTO */
1102	void
1103	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1104	__attribute__ ((unused)), XPointer call_data
1105	__attribute__ ((unused)))
1106	{
1107	dR;
1108
1109	R->Input_Context = NULL;	1324	Input_Context = 0;
1110	/* To avoid Segmentation Fault in C locale: Solaris only? */
1111	if (STRCMP(R->locale, "C"))
1112	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1113	rxvt_IMInstantiateCallback, NULL);
1114	}	1325	}
1115		1326
1116	/*	1327	/*
1117	* Try to open a XIM with the current modifiers, then see if we can	1328	* Try to open a XIM with the current modifiers, then see if we can
1118	* open a suitable preedit type	1329	* open a suitable preedit type
1119	*/	1330	*/
1120	static Bool	1331	bool
1121	rxvt_IM_get_IC (pR)	1332	rxvt_term::IM_get_IC (const char *modifiers)
1122	{	1333	{
1123	int i, j, found;	1334	int i, j, found;
1124	XIM xim;	1335	XIM xim;
1125	XPoint spot;	1336	XPoint spot;
1126	XRectangle rect, status_rect, needed_rect;	1337	XRectangle rect, status_rect, needed_rect;
1127	unsigned long fg, bg;	1338	unsigned long fg, bg;
1128	const char *p;	1339	const char *p;
1129	char **s;	1340	char **s;
1130	XIMStyles *xim_styles;	1341	XIMStyles *xim_styles;
1131	XVaNestedList preedit_attr, status_attr;
1132	XIMCallback ximcallback;
1133		1342
		1343	set_environ (envv);
		1344
		1345	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1346	return false;
		1347
1134	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1348	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1135	xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL);	1349	input_method = display->get_xim (locale, modifiers);
1136	if (xim == NULL)	1350	if (input_method == NULL)
1137	return False;	1351	return false;
1138		1352
		1353	xim = input_method->xim;
		1354	spot.x = spot.y = -1;
		1355
1139	xim_styles = NULL;	1356	xim_styles = NULL;
1140	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1357	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1141	|| !xim_styles || !xim_styles->count_styles) {	1358	|| !xim_styles || !xim_styles->count_styles)
1142	XCloseIM(xim);	1359	{
		1360	im_destroy ();
1143	return False;	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++)
1144	}	1367	{
		1368	p = pet[pi];
1145		1369
1146	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1370	if (!p)
1147	: "OverTheSpot,OffTheSpot,Root";	1371	continue;
		1372
1148	s = rxvt_splitcommastring(p);	1373	s = rxvt_splitcommastring (p);
		1374
1149	for (i = found = 0; !found && s[i]; i++) {	1375	for (i = found = 0; !found && s[i]; i++)
		1376	{
1150	if (!STRCMP(s[i], "OverTheSpot"))	1377	if (!strcmp (s[i], "OverTheSpot"))
1151	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1378	input_style = (XIMPreeditPosition | XIMStatusNothing);
1152	else if (!STRCMP(s[i], "OffTheSpot"))	1379	else if (!strcmp (s[i], "OffTheSpot"))
1153	R->input_style = (XIMPreeditArea | XIMStatusArea);	1380	input_style = (XIMPreeditArea | XIMStatusArea);
1154	else if (!STRCMP(s[i], "Root"))	1381	else if (!strcmp (s[i], "Root"))
1155	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1382	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1383	else if (!strcmp (s[i], "None"))
		1384	input_style = (XIMPreeditNone | XIMStatusNone);
1156		1385
1157	for (j = 0; j < xim_styles->count_styles; j++)	1386	for (j = 0; j < xim_styles->count_styles; j++)
1158	if (R->input_style == xim_styles->supported_styles[j]) {	1387	if (input_style == xim_styles->supported_styles[j])
		1388	{
		1389	rxvt_freecommastring (s);
		1390
1159	found = 1;	1391	found = 1;
1160	break;	1392	goto foundpet;
1161	}	1393	}
		1394
		1395	}
		1396
		1397	rxvt_freecommastring (s);
1162	}	1398	}
1163	for (i = 0; s[i]; i++)	1399
1164	free(s[i]);	1400	foundpet:
1165	free(s);	1401
1166	XFree(xim_styles);	1402	XFree (xim_styles);
1167		1403
1168	if (!found) {	1404	if (!found)
1169	XCloseIM(xim);	1405	{
		1406	im_destroy ();
1170	return False;	1407	return false;
		1408	}
		1409
		1410	XFontSet fs = 0;
		1411	XVaNestedList preedit_attr = 0, status_attr = 0;
		1412
		1413	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1171	}	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];
1172		1420
1173	ximcallback.callback = rxvt_IMDestroyCallback;	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);
1174		1431
1175	/* XXX: not sure why we need this (as well as IC one below) */	1432	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1176	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1433	&missing_charset_list, &missing_charset_count, &def_string);
1177		1434
1178	preedit_attr = status_attr = NULL;	1435	if (missing_charset_list)
		1436	XFreeStringList (missing_charset_list);
1179		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
1180	if (R->input_style & XIMPreeditPosition) {	1445	if (input_style & XIMPreeditPosition)
1181	rxvt_setSize(aR_ & rect);	1446	{
1182	rxvt_setPosition(aR_ & spot);	1447	im_set_size (rect);
1183	rxvt_setColor(aR_ & fg, &bg);	1448	im_set_position (spot);
		1449	im_set_color (fg, bg);
1184		1450
1185	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1451	preedit_attr = XVaCreateNestedList (0,
		1452	XNForeground, fg,
		1453	XNBackground, bg,
		1454	XNArea, &rect,
1186	XNSpotLocation, &spot,	1455	XNSpotLocation, &spot,
1187	XNForeground, fg, XNBackground, bg,
1188	//XNFontSet, R->TermWin.fontset,	1456	XNFontSet, fs,
1189	NULL);
1190	} else if (R->input_style & XIMPreeditArea) {
1191	rxvt_setColor(aR_ & fg, &bg);
1192
1193	/*
1194	* The necessary width of preedit area is unknown
1195	* until create input context.
1196	*/
1197	needed_rect.width = 0;
1198
1199	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1200
1201	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1202	XNForeground, fg, XNBackground, bg,
1203	//XNFontSet, R->TermWin.fontset,
1204	NULL);
1205	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1206	XNForeground, fg, XNBackground, bg,
1207	//XNFontSet, R->TermWin.fontset,
1208	NULL);	1457	NULL);
1209	}	1458	}
1210	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,	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,
1211	XNClientWindow, R->TermWin.parent[0],	1486	XNClientWindow, vt,
1212	XNFocusWindow, R->TermWin.parent[0],	1487	XNFocusWindow, parent[0],
1213	XNDestroyCallback, &ximcallback,
1214	preedit_attr ? XNPreeditAttributes : NULL,	1488	preedit_attr ? XNPreeditAttributes : NULL,
1215	preedit_attr,	1489	preedit_attr,
1216	status_attr ? XNStatusAttributes : NULL,	1490	status_attr ? XNStatusAttributes : NULL,
1217	status_attr, NULL);	1491	status_attr, NULL);
1218	if (preedit_attr)	1492
1219	XFree(preedit_attr);	1493	if (preedit_attr) XFree (preedit_attr);
1220	if (status_attr)	1494	if (status_attr) XFree (status_attr);
1221	XFree(status_attr);	1495	if (fs) XFreeFontSet (display->display, fs);
		1496
1222	if (R->Input_Context == NULL) {	1497	if (Input_Context == NULL)
1223	rxvt_print_error("failed to create input context");	1498	{
1224	XCloseIM(xim);	1499	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1500	im_destroy ();
1225	return False;	1501	return false;
1226	}	1502	}
		1503
1227	if (R->input_style & XIMPreeditArea)	1504	if (input_style & XIMPreeditArea)
1228	rxvt_IMSetStatusPosition(aR);	1505	IMSetStatusPosition ();
		1506
1229	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1507	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1230	return True;	1508	return true;
1231	}	1509	}
1232		1510
1233	/*
1234	* X manual pages and include files don't match on some systems:
1235	* some think this is an XIDProc and others an XIMProc so we can't
1236	* use the first argument - need to update this to be nice for
1237	* both types via some sort of configure detection
1238	*/
1239	/* ARGSUSED */
1240	/* EXTPROTO */
1241	void	1511	void
1242	rxvt_IMInstantiateCallback(Display * unused	1512	rxvt_term::im_cb ()
1243	__attribute__ ((unused)), XPointer client_data
1244	__attribute__ ((unused)), XPointer call_data
1245	__attribute__ ((unused)))
1246	{	1513	{
1247	dR;	1514	int i;
1248	int i, found, had_im;
1249	const char *p;	1515	const char *p;
1250	char **s;	1516	char **s;
1251	char buf[IMBUFSIZ];	1517	char buf[IMBUFSIZ];
1252		1518
		1519	make_current ();
		1520
		1521	im_destroy ();
		1522
1253	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1523	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1254	if (R->Input_Context)	1524	if (Input_Context)
1255	return;	1525	return;
1256		1526
1257	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1527	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1258	if (R->rs[Rs_imLocale])	1528	if (rs[Rs_imLocale])
1259	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1529	SET_LOCALE (rs[Rs_imLocale]);
1260	#endif	1530	#endif
1261		1531
1262	p = R->rs[Rs_inputMethod];	1532	p = rs[Rs_inputMethod];
1263	if (p && *p)	1533	if (p && *p)
1264	{	1534	{
1265	bool found = false;	1535	bool found = false;
1266		1536
1267	s = rxvt_splitcommastring (p);	1537	s = rxvt_splitcommastring (p);
		1538
1268	for (i = 0; s[i]; i++)	1539	for (i = 0; s[i]; i++)
1269	{	1540	{
1270	if (*s[i])	1541	if (*s[i])
1271	{	1542	{
1272	STRCPY (buf, "@im=");	1543	strcpy (buf, "@im=");
1273	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1544	strncat (buf, s[i], IMBUFSIZ - 5);
1274	if ((p = XSetLocaleModifiers (buf)) && *p	1545	if (IM_get_IC (buf))
1275	&& rxvt_IM_get_IC (aR))
1276	{	1546	{
1277	found = true;	1547	found = true;
1278	break;	1548	break;
1279	}	1549	}
1280	}	1550	}
1281	}	1551	}
1282	for (i = 0; s[i]; i++)	1552
1283	free(s[i]);	1553	rxvt_freecommastring (s);
1284	free(s);
1285		1554
1286	if (found)	1555	if (found)
1287	goto done;	1556	goto done;
1288	}	1557	}
1289		1558
1290	/* try with XMODIFIERS env. var. */	1559	/* try with XMODIFIERS env. var. */
1291	if ((p = XSetLocaleModifiers ("")) && *p	1560	if (IM_get_IC (""))
1292	&& rxvt_IM_get_IC (aR))
1293	goto done;	1561	goto done;
1294		1562
1295	/* try with no modifiers base IF the user didn't specify an IM */	1563	/* try with no modifiers base IF the user didn't specify an IM */
1296	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1564	if (IM_get_IC ("@im=none"))
1297	&& rxvt_IM_get_IC (aR) == True)
1298	goto done;	1565	goto done;
1299		1566
1300	done:	1567	done:
1301	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1568	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1302	if (R->rs[Rs_imLocale])	1569	if (rs[Rs_imLocale])
1303	setlocale (LC_CTYPE, R->locale);	1570	SET_LOCALE (locale);
1304	#endif	1571	#endif
1305	}	1572	}
1306		1573
1307	/* EXTPROTO */
1308	void	1574	void
1309	rxvt_IMSetStatusPosition(pR)	1575	rxvt_term::IMSetStatusPosition ()
1310	{	1576	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;	1577	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;	1578	XVaNestedList preedit_attr, status_attr;
1313		1579
1314	if (R->Input_Context == NULL	1580	if (!Input_Context
		1581	|| !focus
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1582	|| !(input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))	1583	|| !IMisRunning ())
1317	return;	1584	return;
1318		1585
1319	/* Getting the necessary width of preedit area */	1586	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1587	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1588	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1589	XFree (status_attr);
1323		1590
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1591	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1592	XFree (needed_rect);
1325		1593
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1594	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1595	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1596
1329	XSetICValues(R->Input_Context,	1597	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1598	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1599	XNStatusAttributes, status_attr, NULL);
1332		1600
1333	XFree(preedit_attr);	1601	XFree (preedit_attr);
1334	XFree(status_attr);	1602	XFree (status_attr);
1335	}	1603	}
1336	#endif /* USE_XIM */	1604	#endif /* USE_XIM */
1337		1605
1338	/*----------------------------------------------------------------------*/	1606	/*----------------------------------------------------------------------*/
1339	rxvt_t rxvt_current_term;	1607	rxvt_t rxvt_current_term;

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