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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.12 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.191 by root, Fri Jan 20 10:27:08 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.12 2003/12/16 23:04:13 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	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
		56	static char curlocale[128], savelocale[128];
		57
		58	bool
		59	rxvt_set_locale (const char *locale) NOTHROW
		60	{
		61	if (!locale || !strncmp (locale, curlocale, 128))
		62	return false;
		63
		64	strncpy (curlocale, locale, 128);
		65	setlocale (LC_CTYPE, curlocale);
		66	return true;
		67	}
		68
47	void *	69	void
48	rxvt_term::operator new (size_t s)	70	rxvt_push_locale (const char *locale) NOTHROW
49	{	71	{
50	void *p = malloc (s);	72	strcpy (savelocale, curlocale);
		73	rxvt_set_locale (locale);
		74	}
51		75
52	MEMSET (p, 0, s);	76	void
		77	rxvt_pop_locale () NOTHROW
		78	{
		79	rxvt_set_locale (savelocale);
		80	}
		81
		82	#if ENABLE_COMBINING
		83	class rxvt_composite_vec rxvt_composite;
		84
		85	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		86	{
		87	compose_char *cc;
		88
		89	// break compose chains, as stupid readline really likes to duplicate
		90	// composing characters for some reason near the end of a line.
		91	cc = (*this)[c1];
		92	while (cc)
		93	{
		94	if (cc->c2 == c2) return c1;
		95	cc = (*this)[cc->c1];
		96	}
		97
		98	// check to see wether this combination already exists otherwise
		99	for (cc = v.end (); cc-- > v.begin (); )
		100	{
		101	if (cc->c1 == c1 && cc->c2 == c2)
		102	return COMPOSE_LO + (cc - v.begin ());
		103	}
		104
		105	// allocate a new combination
		106	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		107	{
		108	static int seen;
		109
		110	if (!seen++)
		111	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		112
		113	return REPLACEMENT_CHAR;
		114	}
		115
		116	v.push_back (compose_char (c1, c2));
		117
		118	return v.size () - 1 + COMPOSE_LO;
		119	}
		120
		121	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		122	{
		123	compose_char *cc = (*this)[c];
		124
		125	if (!cc)
		126	{
		127	if (r) *r = c;
		128	return 1;
		129	}
		130
		131	int len = expand (cc->c1, r);
		132
		133	if (r) r += len;
		134
		135	if (cc->c2 != NOCHAR)
		136	{
		137	len++;
		138	if (r) *r++ = cc->c2;
		139	}
		140
53	return p;	141	return len;
54	}
55		142
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	143	}
		144	#endif
61		145
62	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	147	:
		148	#if TRANSPARENT
		149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	168	#endif
67	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	176	vt_ev (this, &rxvt_term::x_cb),
		177	child_ev (this, &rxvt_term::child_cb),
		178	check_ev (this, &rxvt_term::check_cb),
		179	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	180	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	181	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	182	incr_ev (this, &rxvt_term::incr_cb)
74	{	183	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	184	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		185
		186	termlist.push_back (this);
		187
		188	#ifdef KEYSYM_RESOURCE
		189	keyboard = new keyboard_manager;
		190	#endif
		191	}
		192
		193	// clean up the most important stuff, do *not* call x or free mem etc.
		194	// for use before an emergency exit
		195	void rxvt_term::emergency_cleanup ()
		196	{
		197	if (cmd_pid)
		198	kill (-cmd_pid, SIGHUP);
		199
		200	delete pty; pty = 0;
76	}	201	}
77		202
78	rxvt_term::~rxvt_term ()	203	rxvt_term::~rxvt_term ()
79	{	204	{
80	rxvt_scr_release (this);	205	termlist.erase (find (termlist.begin (), termlist.end(), this));
81		206
82	#ifndef NO_SETOWNER_TTYDEV	207	emergency_cleanup ();
83	rxvt_privileged_ttydev (this, RESTORE);	208
		209	#if ENABLE_STYLES
		210	for (int i = RS_styleCount; --i; )
		211	if (fontset[i] != fontset[0])
		212	delete fontset[i];
84	#endif	213	#endif
85	#ifdef UTMP_SUPPORT	214	delete fontset[0];
86	rxvt_privileged_utmp (this, RESTORE);	215
87	#endif	216	if (display)
		217	{
		218	dDisp;
		219
		220	selection_clear ();
		221
88	#ifdef USE_XIM	222	#ifdef USE_XIM
89	if (Input_Context != NULL)	223	im_destroy ();
		224	#endif
		225	#ifdef XTERM_SCROLLBAR
		226	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		227	if (ShadowGC) XFreeGC (disp, ShadowGC);
		228	#endif
		229	#ifdef PLAIN_SCROLLBAR
		230	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		231	#endif
		232	#ifdef NEXT_SCROLLBAR
		233	if (blackGC) XFreeGC (disp, blackGC);
		234	if (whiteGC) XFreeGC (disp, whiteGC);
		235	if (grayGC) XFreeGC (disp, grayGC);
		236	if (darkGC) XFreeGC (disp, darkGC);
		237	if (stippleGC) XFreeGC (disp, stippleGC);
		238	if (dimple) XFreePixmap (disp, dimple);
		239	if (upArrow) XFreePixmap (disp, upArrow);
		240	if (downArrow) XFreePixmap (disp, downArrow);
		241	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		242	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		243	#endif
		244	#ifdef RXVT_SCROLLBAR
		245	if (topShadowGC) XFreeGC (disp, topShadowGC);
		246	if (botShadowGC) XFreeGC (disp, botShadowGC);
		247	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		248	#endif
		249	if (gc) XFreeGC (disp, gc);
		250
		251	delete drawable;
		252	// destroy all windows
		253	if (parent[0])
		254	XDestroyWindow (disp, parent[0]);
90	{	255	}
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		256
96	if (cmd_fd >= 0)	257	// TODO: free pixcolours, colours should become part of rxvt_display
97	close (cmd_fd);	258	delete pix_colors_focused;
		259	#if OFF_FOCUS_FADING
		260	delete pix_colors_unfocused;
		261	#endif
98		262
99	if (Xfd >= 0)	263	displays.put (display);
100	XCloseDisplay (Xdisplay);
101		264
102	delete PixColors;	265	scr_release ();
		266
		267	/* clear all resources */
		268	for (int i = 0; i < allocated.size (); i++)
		269	free (allocated [i]);
		270
		271	free (selection.text);
		272	// TODO: manage env vars in child only(!)
		273	free (env_windowid);
		274	free (env_display);
		275	free (env_term);
		276	free (env_colorfgbg);
		277	free (locale);
		278	free (v_buffer);
		279	free (incr_buf);
		280
		281	delete envv;
		282	delete argv;
		283
		284	#ifdef KEYSYM_RESOURCE
		285	delete keyboard;
		286	#endif
		287	}
		288
		289	// child has exited, usually destroys
		290	void
		291	rxvt_term::child_cb (child_watcher &w, int status)
		292	{
		293	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		294
		295	cmd_pid = 0;
		296
		297	if (!OPTION (Opt_hold))
		298	destroy ();
103	}	299	}
104		300
105	void	301	void
106	rxvt_term::destroy ()	302	rxvt_term::destroy ()
107	{	303	{
		304	if (destroy_ev.active)
		305	return;
		306
		307	if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)))
		308	return;
		309
		310	#if ENABLE_OVERLAY
		311	scr_overlay_off ();
		312	#endif
		313
		314	if (display)
		315	{
		316	#if USE_XIM
		317	im_ev.stop (display);
		318	#endif
		319	#if HAVE_SCROLLBARS
		320	scrollbar_ev.stop (display);
		321	#endif
		322	#if TRANSPARENT
		323	rootwin_ev.stop (display);
		324	#endif
		325	incr_ev.stop ();
		326	termwin_ev.stop (display);
		327	vt_ev.stop (display);
		328	}
		329
108	check_ev.stop ();	330	check_ev.stop ();
109	pty_ev.stop ();	331	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
		333	cursor_blink_ev.stop ();
		334	#endif
		335	#ifdef TEXT_BLINK
112	blink_ev.stop ();	336	text_blink_ev.stop ();
		337	#endif
		338	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		339	cont_scroll_ev.stop ();
		340	#endif
		341	#ifdef SELECTION_SCROLLING
		342	sel_scroll_ev.stop ();
113	#endif	343	#endif
114	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	345	pointer_ev.stop ();
116	#endif	346	#endif
117		347
…		…
119	}	349	}
120		350
121	void	351	void
122	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (time_watcher &w)
123	{	353	{
124	SET_R (this);	354	make_current ();
125		355
126	delete this;	356	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	rxvt_scr_reset (this); /* 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	}	357	}
308		358
309	/*----------------------------------------------------------------------*/	359	/*----------------------------------------------------------------------*/
310	/*	360	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes	361	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can	362	* TODO: if debugging, this should free up any known resources if we can
313	*/	363	*/
314	/* EXTPROTO */	364	static XErrorHandler old_xerror_handler;
		365
		366	static void
		367	rxvt_emergency_cleanup ()
		368	{
		369	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		370	(*t)->emergency_cleanup ();
		371	}
		372
		373	#if ENABLE_FRILLS
		374	static void
		375	print_x_error (Display *dpy, XErrorEvent *event)
		376	{
		377	char buffer[BUFSIZ];
		378	char mesg[BUFSIZ];
		379	char number[32];
		380	char *mtype = "XlibMessage";
		381	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		382	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		383	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		384	rxvt_warn ("%s: %s\n", mesg, buffer);
		385	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		387	sprintf(number, "%d", event->request_code);
		388	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		389	rxvt_warn ("(which is %s)\n", buffer);
		390	if (event->request_code >= 128) {
		391	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		392	mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		394	}
		395	if ((event->error_code == BadWindow) ||
		396	(event->error_code == BadPixmap) ||
		397	(event->error_code == BadCursor) ||
		398	(event->error_code == BadFont) ||
		399	(event->error_code == BadDrawable) ||
		400	(event->error_code == BadColor) ||
		401	(event->error_code == BadGC) ||
		402	(event->error_code == BadIDChoice) ||
		403	(event->error_code == BadValue) ||
		404	(event->error_code == BadAtom)) {
		405	if (event->error_code == BadValue)
		406	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		407	mesg, BUFSIZ);
		408	else if (event->error_code == BadAtom)
		409	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		410	mesg, BUFSIZ);
		411	else
		412	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		415	}
		416	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		417	mesg, BUFSIZ);
		418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		419	}
		420	#endif
		421
		422	int
		423	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		424	{
		425	if (GET_R->allowedxerror == -1)
		426	GET_R->allowedxerror = event->error_code;
		427	else
		428	{
		429	// GET_R is most likely not the terminal which caused the error,
		430	// so just output the error and continue
		431	#if ENABLE_FRILLS
		432	print_x_error (display, event);
		433	#else
		434	old_xerror_handler (display, event);
		435	#endif
		436	}
		437
		438	return 0;
		439	}
		440
		441	int
		442	rxvt_xioerror_handler (Display *display)
		443	{
		444	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		445	DisplayString (display));
		446	rxvt_emergency_cleanup ();
		447	_exit (EXIT_FAILURE);
		448	}
		449
		450	/*----------------------------------------------------------------------*/
		451	bool
		452	rxvt_term::init (int argc, const char *const *argv)
		453	{
		454	SET_R (this);
		455	set_locale ("");
		456	set_environ (envv); // few things in X do not call setlocale :(
		457
		458	if (!init_vars ())
		459	return false;
		460
		461	init_secondary ();
		462
		463	const char **cmd_argv = init_resources (argc, argv);
		464
		465	#ifdef KEYSYM_RESOURCE
		466	keyboard->register_done ();
		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	#ifdef HAVE_SCROLLBARS
		483	if (OPTION (Opt_scrollBar))
		484	scrollBar.setIdle (); /* set existence for size calculations */
		485	#endif
		486
		487	pty = rxvt_new_ptytty ();
		488
		489	create_windows (argc, argv);
		490
		491	dDisp;
		492
		493	init_xlocale ();
		494
		495	scr_reset (); // initialize screen
		496
		497	#if 0
		498	XSynchronize (disp, True);
		499	#endif
		500
		501	#ifdef HAVE_SCROLLBARS
		502	if (OPTION (Opt_scrollBar))
		503	resize_scrollbar (); /* create and map scrollbar */
		504	#endif
		505	#ifdef TRANSPARENT
		506	if (OPTION (Opt_transparent))
		507	{
		508	XSelectInput (disp, display->root, PropertyChangeMask);
		509	check_our_parents ();
		510	rootwin_ev.start (display, display->root);
		511	}
		512	#endif
		513
		514	set_colorfgbg ();
		515
		516	init_command (cmd_argv);
		517
		518	free (cmd_argv);
		519
		520	if (pty->pty >= 0)
		521	pty_ev.start (pty->pty, EVENT_READ);
		522
		523	check_ev.start ();
		524
		525	HOOK_INVOKE ((this, HOOK_START, DT_END));
		526
		527	XMapWindow (disp, vt);
		528	XMapWindow (disp, parent[0]);
		529
		530	return true;
		531	}
		532
		533	static struct sig_handlers
		534	{
		535	sig_watcher sw_term, sw_int;
		536
		537	/*
		538	* Catch a fatal signal and tidy up before quitting
		539	*/
315	void	540	void
316	rxvt_clean_exit ()	541	sig_term (sig_watcher &w)
317	{	542	{
318	dR;	543	#ifdef DEBUG_CMD
		544	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		545	#endif
		546	rxvt_emergency_cleanup ();
		547	signal (w.signum, SIG_DFL);
		548	kill (getpid (), w.signum);
		549	}
319		550
320	R->destroy ();	551	sig_handlers ()
		552	: sw_term (this, &sig_handlers::sig_term),
		553	sw_int (this, &sig_handlers::sig_term)
		554	{
		555	}
		556	} sig_handlers;
		557
		558	char **rxvt_environ; // startup environment
		559
		560	void
		561	rxvt_init ()
		562	{
		563	uid_t uid = getuid ();
		564	gid_t gid = getgid ();
		565
		566	// before doing anything else, check for setuid/setgid operation,
		567	// start the helper process and drop privileges
		568	if (uid != geteuid ()
		569	|| gid != getegid ())
		570	{
		571	#if PTYTTY_HELPER
		572	rxvt_ptytty_server ();
		573	#else
		574	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		575	#endif
		576
		577	// drop privileges
		578	#if HAVE_SETRESUID
		579	setresgid (gid, gid, gid);
		580	setresuid (uid, uid, uid);
		581	#elif HAVE_SETREUID
		582	setregid (gid, gid);
		583	setreuid (uid, uid);
		584	#elif HAVE_SETUID
		585	setgid (gid);
		586	setuid (uid);
		587	#endif
		588
		589	if (uid != geteuid ()
		590	|| gid != getegid ())
		591	rxvt_fatal ("unable to drop privileges, aborting.\n");
		592	}
		593
		594	rxvt_environ = environ;
		595
		596	signal (SIGHUP, SIG_IGN);
		597	signal (SIGPIPE, SIG_IGN);
		598
		599	sig_handlers.sw_term.start (SIGTERM);
		600	sig_handlers.sw_int.start (SIGINT);
		601
		602	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		603	/* signal (SIGURG, SIG_DFL); */
		604
		605	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		606	// TODO: handle this with exceptions and tolerate the memory loss
		607	XSetIOErrorHandler (rxvt_xioerror_handler);
		608
		609	XrmInitialize ();
321	}	610	}
322		611
323	/* ------------------------------------------------------------------------- *	612	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	613	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	614	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	615	void *
327	void *
328	rxvt_malloc(size_t size)	616	rxvt_malloc (size_t size)
329	{	617	{
330	void *p;
331
332	p = malloc(size);	618	void *p = malloc (size);
		619
333	if (p)	620	if (!p)
		621	rxvt_fatal ("memory allocation failure. aborting.\n");
		622
334	return p;	623	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}	624	}
341		625
342	/* EXTPROTO */	626	void *
343	void *
344	rxvt_calloc(size_t number, size_t size)	627	rxvt_calloc (size_t number, size_t size)
345	{	628	{
346	void *p;
347
348	p = calloc(number, size);	629	void *p = calloc (number, size);
		630
349	if (p)	631	if (!p)
		632	rxvt_fatal ("memory allocation failure. aborting.\n");
		633
350	return p;	634	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}	635	}
357		636
358	/* EXTPROTO */	637	void *
359	void *
360	rxvt_realloc(void *ptr, size_t size)	638	rxvt_realloc (void *ptr, size_t size)
361	{	639	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	640	void *p = realloc (ptr, size);
366	else	641
367	p = malloc(size);
368	if (p)	642	if (!p)
		643	rxvt_fatal ("memory allocation failure. aborting.\n");
		644
369	return p;	645	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	646	}
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		647
504	/*----------------------------------------------------------------------*/	648	/*----------------------------------------------------------------------*/
505	/*	649	/*
506	* window size/position calculcations for XSizeHint and other storage.	650	* window size/position calculcations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	651	* if width/height are non-zero then override calculated width/height
508	*/	652	*/
509	/* EXTPROTO */
510	void	653	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	654	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	655	{
513	short recalc_x, recalc_y;	656	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	657	int x, y, sb_w, flags;
515	unsigned int w, h;	658	unsigned int w, h;
516	unsigned int max_width, max_height;	659	unsigned int max_width, max_height;
		660	dDisp;
517		661
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	662	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	663	ncol, nrow, szHint.width, szHint.height));
520	R->szHint.height));	664
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	665	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	666	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	667	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		668
525	recalc_x = recalc_y = 0;	669	recalc_x = recalc_y = 0;
526	flags = 0;	670	flags = 0;
		671
527	if (!R->parsed_geometry) {	672	if (!parsed_geometry)
		673	{
528	R->parsed_geometry = 1;	674	parsed_geometry = 1;
		675
529	if (R->rs[Rs_geometry])	676	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	677	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		678
531	if (flags & WidthValue) {	679	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	680	{
		681	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	682	szHint.flags |= USSize;
534	}	683	}
		684
535	if (flags & HeightValue) {	685	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	686	{
		687	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	688	szHint.flags |= USSize;
538	}	689	}
		690
539	if (flags & XValue) {	691	if (flags & XValue)
		692	{
540	R->szHint.x = x;	693	szHint.x = x;
541	R->szHint.flags |= USPosition;	694	szHint.flags |= USPosition;
		695
542	if (flags & XNegative) {	696	if (flags & XNegative)
		697	{
543	recalc_x = 1;	698	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	699	szHint.win_gravity = NorthEastGravity;
545	}	700	}
546	}	701	}
		702
547	if (flags & YValue) {	703	if (flags & YValue)
		704	{
548	R->szHint.y = y;	705	szHint.y = y;
549	R->szHint.flags |= USPosition;	706	szHint.flags |= USPosition;
		707
550	if (flags & YNegative) {	708	if (flags & YNegative)
		709	{
551	recalc_y = 1;	710	recalc_y = 1;
		711
552	if (R->szHint.win_gravity == NorthEastGravity)	712	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	713	szHint.win_gravity = SouthEastGravity;
554	else	714	else
555	R->szHint.win_gravity = SouthWestGravity;	715	szHint.win_gravity = SouthWestGravity;
556	}	716	}
557	}	717	}
558	}	718	}
		719
559	/* TODO: BOUNDS */	720	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	721	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	722	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	723	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	724	max_height = MAX_ROWS * fheight;
564		725
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	726	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		727
567	sb_w = mb_h = 0;	728	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	729	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	730
		731	if (scrollBar.state)
		732	{
570	sb_w = scrollbar_TotalWidth();	733	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	734	szHint.base_width += sb_w;
572	if (!(R->Options & Opt_scrollBar_right))	735	if (!OPTION (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	736	window_vt_x += sb_w;
574	}	737	}
575	if (menubar_visible(R)) {	738
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;	739	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	740	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	741	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	742	szHint.min_height = szHint.base_height + szHint.height_inc;
584		743
585	if (width && width - R->szHint.base_width < max_width) {	744	if (newwidth && newwidth - szHint.base_width < max_width)
		745	{
586	R->szHint.width = width;	746	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	747	width = newwidth - szHint.base_width;
588	} else {	748	}
589	MIN_IT(R->TermWin.width, max_width);	749	else
		750	{
		751	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	752	szHint.width = szHint.base_width + width;
591	}	753	}
		754
592	if (height && height - R->szHint.base_height < max_height) {	755	if (newheight && newheight - szHint.base_height < max_height)
		756	{
593	R->szHint.height = height;	757	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	758	height = newheight - szHint.base_height;
595	} else {	759	}
596	MIN_IT(R->TermWin.height, max_height);	760	else
		761	{
		762	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	763	szHint.height = szHint.base_height + height;
598	}	764	}
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	765
		766	if (scrollBar.state && OPTION (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	767	window_sb_x = szHint.width - sb_w;
601		768
602	if (recalc_x)	769	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	770	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
605	if (recalc_y)	771	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	772	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		773
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	774	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	775	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	776	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	777	ncol, nrow, szHint.width,
613	R->szHint.height));	778	szHint.height));
614	return;	779	return;
615	}	780	}
616		781
617	/*----------------------------------------------------------------------*/	782	/*----------------------------------------------------------------------*/
618	/*	783	/*
619	* Tell the teletype handler what size the window is.	784	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	785	* Called after a window size change.
621	*/	786	*/
622	void	787	void
623	rxvt_term::tt_winch ()	788	rxvt_term::tt_winch ()
624	{	789	{
625	struct winsize ws;	790	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	791	return;
629		792
		793	struct winsize ws;
		794
630	ws.ws_col = TermWin.ncol;	795	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	796	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	797	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	798	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	799	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	800
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	801	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	802	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	803	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	804	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	805	#endif
643	}	806	}
644		807
645	/*----------------------------------------------------------------------*/	808	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	809	/* set_fonts () - load and set the various fonts
647	/*	810	*
648	* init = 1 - initialize	811	* init = 1 - initialize
649	*	812	*
650	* fontname == FONT_UP - switch to bigger font	813	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	814	* fontname == FONT_DN - switch to smaller font
652	*/	815	*/
653	/* EXTPROTO */	816	bool
654	void	817	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	818	{
657	}	819	rxvt_fontset *fs = new rxvt_fontset (this);
		820	rxvt_fontprop prop;
658		821
659	/* INTPROTO */	822	if (!fs
660	void	823	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
661	rxvt_font_up_down(pR_ int n, int direction)	824	|| !fs->realize_font (1))
		825	{
		826	delete fs;
		827	return false;
		828	}
		829
		830	#if ENABLE_STYLES
		831	for (int i = RS_styleCount; --i; )
		832	if (fontset[i] != fontset[0])
		833	delete fontset[i];
		834	#endif
		835
		836	delete fontset[0];
		837	fontset[0] = fs;
		838
		839	prop = (*fs)[1]->properties ();
		840	prop.height += lineSpace;
		841	fs->set_prop (prop);
		842
		843	fwidth = prop.width;
		844	fheight = prop.height;
		845	fbase = prop.ascent;
		846
		847	for (int style = 1; style < 4; style++)
		848	{
		849	#if ENABLE_STYLES
		850	const char *res = rs[Rs_font + style];
		851
		852	if (res && !*res)
		853	fontset[style] = fontset[0];
		854	else
		855	{
		856	fontset[style] = fs = new rxvt_fontset (this);
		857	rxvt_fontprop prop2 = prop;
		858
		859	if (res)
		860	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		861	else
		862	{
		863	res = fontset[0]->fontdesc;
		864
		865	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		866	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		867	}
		868
		869	fs->populate (res);
		870	fs->set_prop (prop2);
		871	}
		872	#else
		873	fontset[style] = fontset[0];
		874	#endif
		875	}
		876
		877	if (parent[0])
		878	{
		879	resize_all_windows (0, 0, 0);
		880	scr_remap_chars ();
		881	scr_touch (true);
		882	}
		883
		884	return true;
		885	}
		886
		887	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	888	{
		889	XChangeProperty (display->display, parent[0],
		890	prop, XA_STRING, 8, PropModeReplace,
		891	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		892	}
		893
		894	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		895	{
		896	wchar_t *ws = rxvt_mbstowcs (str, len);
		897	char *s = rxvt_wcstoutf8 (ws);
		898
		899	XChangeProperty (display->display, parent[0],
		900	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		901	(const unsigned char *)s, strlen (s));
		902
		903	free (s);
		904	free (ws);
663	}	905	}
664		906
665	/*----------------------------------------------------------------------*/	907	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	909	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	910	void
670	rxvt_set_title(pR_ const char *str)	911	rxvt_term::set_title (const char *str)
671	{	912	{
672	#ifndef SMART_WINDOW_TITLE	913	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	914	#if ENABLE_EWMH
		915	set_utf8_property (xa[XA_NET_WM_NAME], str);
		916	#endif
		917	}
		918
		919	void
		920	rxvt_term::set_icon_name (const char *str)
		921	{
		922	set_string_property (XA_WM_ICON_NAME, str);
		923	#if ENABLE_EWMH
		924	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		925	#endif
		926	}
		927
		928	#ifdef XTERM_COLOR_CHANGE
		929	void
		930	rxvt_term::set_window_color (int idx, const char *color)
		931	{
		932	rxvt_color xcol;
		933	int i;
		934
		935	if (color == NULL || *color == '\0')
		936	return;
		937
		938	/* handle color aliases */
		939	if (isdigit (*color))
		940	{
		941	i = atoi (color);
		942
		943	if (i >= 8 && i <= 15)
		944	{ /* bright colors */
		945	i -= 8;
		946	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		947	SET_PIXCOLOR (idx);
		948	goto done;
		949	}
		950
		951	if (i >= 0 && i <= 7)
		952	{ /* normal colors */
		953	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		954	SET_PIXCOLOR (idx);
		955	goto done;
		956	}
		957	}
		958
		959	if (!rXParseAllocColor (&xcol, color))
		960	return;
		961
		962	/* XStoreColor (display->display, display->cmap, XColor*); */
		963
		964	/*
		965	* FIXME: should free colors here, but no idea how to do it so instead,
		966	* so just keep gobbling up the colormap
		967	*/
		968	# if 0
		969	for (i = Color_Black; i <= Color_White; i++)
		970	if (pix_colors[idx] == pix_colors[i])
		971	break;
		972	if (i > Color_White)
		973	{
		974	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		975	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		976	DisplayPlanes (display->display, display->screen));
		977	}
		978	# endif
		979
		980	pix_colors_focused[idx] = xcol;
		981	SET_PIXCOLOR (idx);
		982
		983	/* XSetWindowAttributes attr; */
		984	/* Cursor cursor; */
		985	done:
		986
		987	#if OFF_FOCUS_FADING
		988	if (rs[Rs_fade])
		989	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		990	#endif
		991
		992	/*TODO: handle Color_BD, scrollbar background, etc. */
		993
		994	recolour_cursor ();
		995	scr_recolour ();
		996	}
		997
674	#else	998	#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)	999	# define set_window_color (idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */	1000	#endif /* XTERM_COLOR_CHANGE */
772		1001
773	/* EXTPROTO */
774	void	1002	void
775	rxvt_recolour_cursor(pR)	1003	rxvt_term::recolour_cursor ()
776	{	1004	{
777	rxvt_color xcol[2];	1005	XColor xcol[2];
778		1006
779	#if TODO	1007	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	1008	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	1009	: pix_colors_focused[Color_fg];
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1010	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1011	? pix_colors_focused[Color_pointer_bg]
		1012	: pix_colors_focused[Color_bg];
		1013
		1014	XQueryColors (display->display, display->cmap, xcol, 2);
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1015	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
784	#endif
785	}	1016	}
786		1017
787	/*----------------------------------------------------------------------*/	1018	/*----------------------------------------------------------------------*/
788	/*	1019	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	1020	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	1021	*/
791	/* INTPROTO */
792	void	1022	void
793	rxvt_set_colorfgbg(pR)	1023	rxvt_term::set_colorfgbg ()
794	{	1024	{
795	unsigned int i;	1025	unsigned int i;
796	const char *xpmb = "\0";	1026	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1027	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1028
799	R->env_colorfgbg =
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
801	STRCPY(fstr, "default");	1030	strcpy (fstr, "default");
802	STRCPY(bstr, "default");	1031	strcpy (bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1032	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1033	if (pix_colors[Color_fg] == pix_colors[i])
		1034	{
805	sprintf(fstr, "%d", (i - Color_Black));	1035	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1036	break;
807	}	1037	}
		1038
808	for (i = Color_Black; i <= Color_White; i++)	1039	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1040	if (pix_colors[Color_bg] == pix_colors[i])
		1041	{
810	sprintf(bstr, "%d", (i - Color_Black));	1042	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1043	#ifdef XPM_BACKGROUND
812	xpmb = "default;";	1044	xpmb = "default;";
813	#endif	1045	#endif
814	break;	1046	break;
815	}	1047	}
		1048
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1049	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	}	1050	}
829		1051
830	/*----------------------------------------------------------------------*/	1052	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1053
836	/* EXTPROTO */
837	int	1054	int
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1055	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
839	{	1056	{
840	screen_in_out->set(aR_ colour);
841
842	if (!screen_in_out->set(aR_ colour)) {	1057	if (!screen_in_out->set (display, colour))
843	rxvt_print_error("can't allocate colour: %s", colour);	1058	{
		1059	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
844	return false;	1060	return false;
845	}	1061	}
846		1062
847	return true;	1063	return true;
848	}	1064	}
849		1065
850	/* -------------------------------------------------------------------- *	1066	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1067	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1068	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1069	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1070	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1071	{
858	int fix_screen;	1072	int fix_screen;
		1073	int old_width = szHint.width, old_height = szHint.height;
		1074	dDisp;
859		1075
		1076	window_calc (newwidth, newheight);
		1077	XSetWMNormalHints (disp, parent[0], &szHint);
		1078
		1079	if (!ignoreparent)
		1080	{
860	#ifdef SMART_RESIZE	1081	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1082	/*
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>	1083	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1084	* reposition window on resize depending on placement on screen
871	*/	1085	*/
872	int x, y, x1, y1;	1086	int x, y, x1, y1;
873	int dx, dy;	1087	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1088	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1089	Window unused_cr;
876		1090
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1091	XTranslateCoordinates (disp, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1092	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1093	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1094	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1095	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1096	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1097	* our position for handles and decorations. Counter it
884	*/	1098	*/
885	if (x1 != x || y1 != y) {	1099	if (x1 != x || y1 != y)
		1100	{
886	x -= x1;	1101	x -= x1;
887	y -= y1;	1102	y -= y1;
888	}	1103	}
889		1104
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1105	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1106	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1107	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1108	dy = old_height - szHint.height;
894		1109
895	/* Check position of the center of the window */	1110	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1111	if (x < x1) /* left half */
897	dx = 0;	1112	dx = 0;
898	else if (x == x1) /* exact center */	1113	else if (x == x1) /* exact center */
899	dx /= 2;	1114	dx /= 2;
900	if (y < y1) /* top half */	1115	if (y < y1) /* top half */
901	dy = 0;	1116	dy = 0;
902	else if (y == y1) /* exact center */	1117	else if (y == y1) /* exact center */
903	dy /= 2;	1118	dy /= 2;
904		1119
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1120	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1121	szHint.width, szHint.height);
907	#else	1122	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1123	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1124	#endif
911	}	1125	}
912		1126
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1127	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1128
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1129	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1130	{
		1131	if (scrollBar.state)
		1132	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1133	XMoveResizeWindow (disp, scrollBar.win,
		1134	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1135	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1136	resize_scrollbar ();
920	}	1137	}
921	if (menubar_visible(R))	1138
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1139	XMoveResizeWindow (disp, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1140	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());	1141	width, height);
927	#ifdef RXVT_GRAPHICS	1142
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);	1143	scr_clear ();
933	#ifdef XPM_BACKGROUND	1144	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);	1145	resize_pixmap ();
935	#endif	1146	#endif
936	}	1147	}
937		1148
938	if (fix_screen || R->old_height == 0) {	1149	if (fix_screen || old_height == 0)
		1150	{
939	int curr_screen = -1;	1151	int curr_screen = -1;
940	uint16_t old_ncol = R->prev_ncol;	1152	int old_ncol = prev_ncol;
941		1153
942	/* scr_reset only works on the primary screen */	1154	/* scr_reset only works on the primary screen */
943	if (R->old_height) /* this is not the first time through */	1155	if (old_height) /* this is not the first time through */
		1156	{
		1157	unsigned int ocol = ncol;
		1158	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1159	curr_screen = scr_change_screen (PRIMARY);
945	rxvt_scr_reset(aR);	1160	ncol = ocol;
946	if (curr_screen >= 0) { /* this is not the first time through */
947	rxvt_scr_change_screen(aR_ curr_screen);
948	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
949	}	1161	}
950	}
951		1162
		1163	scr_reset ();
		1164
		1165	if (curr_screen >= 0) /* this is not the first time through */
		1166	{
		1167	scr_change_screen (curr_screen);
		1168	selection_check (old_ncol != ncol ? 4 : 0);
		1169	}
		1170	}
		1171
952	R->old_width = R->szHint.width;	1172	old_width = szHint.width;
953	R->old_height = R->szHint.height;	1173	old_height = szHint.height;
		1174
		1175	#ifdef XPM_BACKGROUND
		1176	if (pixmap)
		1177	scr_touch (false);
		1178	#endif
954		1179
955	#ifdef USE_XIM	1180	#ifdef USE_XIM
956	rxvt_IMSetStatusPosition(aR);	1181	IMSetStatusPosition ();
957	#endif	1182	#endif
958	}	1183	}
959		1184
960	/*	1185	/*
961	* Set the width/height of the vt window in characters. Units are pixels.	1186	* Set the width/height of the vt window in characters. Units are pixels.
962	* good for toggling 80/132 columns	1187	* good for toggling 80/132 columns
963	*/	1188	*/
964	/* EXTPROTO */
965	void	1189	void
966	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1190	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
967	{	1191	{
968	XWindowAttributes wattr;	1192	XWindowAttributes wattr;
969		1193
970	if (width == 0 || height == 0) {	1194	if (newwidth == 0 || newheight == 0)
		1195	{
971	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1196	XGetWindowAttributes (display->display, display->root, &wattr);
		1197
972	if (width == 0)	1198	if (newwidth == 0)
973	width = wattr.width - R->szHint.base_width;	1199	newwidth = wattr.width - szHint.base_width;
974	if (height == 0)	1200	if (newheight == 0)
975	height = wattr.height - R->szHint.base_height;	1201	newheight = wattr.height - szHint.base_height;
		1202	}
		1203
		1204	if (newwidth != width || newheight != height)
976	}	1205	{
977	if (width != R->TermWin.width || height != R->TermWin.height) {
978	width += R->szHint.base_width;	1206	newwidth += szHint.base_width;
979	height += R->szHint.base_height;	1207	newheight += szHint.base_height;
980	rxvt_resize_all_windows(aR_ width, height, 0);	1208	resize_all_windows (newwidth, newheight, 0);
981	}	1209	}
982	}	1210	}
983		1211
984	/* -------------------------------------------------------------------- *	1212	/* -------------------------------------------------------------------- *
985	* - X INPUT METHOD ROUTINES - *	1213	* - X INPUT METHOD ROUTINES - *
986	* -------------------------------------------------------------------- */	1214	* -------------------------------------------------------------------- */
987	#ifdef USE_XIM	1215	#ifdef USE_XIM
988	/* INTPROTO */
989	void
990	rxvt_setSize(pR_ XRectangle * size)
991	{
992	size->x = R->TermWin.int_bwidth;
993	size->y = R->TermWin.int_bwidth;
994	size->width = Width2Pixel(R->TermWin.ncol);
995	size->height = Height2Pixel(R->TermWin.nrow);
996	}
997		1216
998	/* INTPROTO */
999	void	1217	void
1000	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1001	{	1219	{
1002	*fg = R->PixColors[Color_fg];	1220	fg = pix_colors[Color_fg];
1003	*bg = R->PixColors[Color_bg];	1221	bg = pix_colors[Color_bg];
		1222	}
		1223
		1224	void
		1225	rxvt_term::im_set_size (XRectangle &size)
		1226	{
		1227	// the int_bwidth terms make no sense to me
		1228	size.x = int_bwidth;
		1229	size.y = int_bwidth;
		1230	size.width = Width2Pixel (ncol) + int_bwidth;
		1231	size.height = Height2Pixel (nrow) + int_bwidth;
		1232	}
		1233
		1234	void
		1235	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1236	XRectangle &status_rect,
		1237	const XRectangle &needed_rect)
		1238	{
		1239	preedit_rect.x = needed_rect.width;
		1240	preedit_rect.y = 0;
		1241	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1242	preedit_rect.height = fheight;
		1243
		1244	status_rect.x = 0;
		1245	status_rect.y = 0;
		1246	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1247	status_rect.height = fheight;
1004	}	1248	}
1005		1249
1006	/* Checking whether input method is running. */	1250	/* Checking whether input method is running. */
1007	/* INTPROTO */
1008	Bool	1251	bool
1009	rxvt_IMisRunning(pR)	1252	rxvt_term::IMisRunning ()
1010	{	1253	{
1011	char *p;	1254	char *p;
1012	Atom atom;	1255	Atom atom;
1013	Window win;	1256	Window win;
1014	char server[IMBUFSIZ];	1257	char server[IMBUFSIZ];
1015		1258
1016	/* get current locale modifier */	1259	/* get current locale modifier */
1017	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1261	{
1018	STRCPY(server, "@server=");	1262	strcpy (server, "@server=");
1019	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1264
1020	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1021	*p = '\0';	1266	*p = '\0';
1022		1267
1023	atom = XInternAtom(R->Xdisplay, server, False);	1268	atom = XInternAtom (display->display, server, False);
1024	win = XGetSelectionOwner(R->Xdisplay, atom);	1269	win = XGetSelectionOwner (display->display, atom);
		1270
1025	if (win != None)	1271	if (win != None)
1026	return True;	1272	return True;
1027	}	1273	}
		1274
1028	return False;	1275	return False;
1029	}	1276	}
1030		1277
1031	/* EXTPROTO */
1032	void	1278	void
1033	rxvt_IMSendSpot(pR)	1279	rxvt_term::IMSendSpot ()
1034	{	1280	{
1035	XPoint spot;	1281	XPoint nspot;
1036	XVaNestedList preedit_attr;	1282	XVaNestedList preedit_attr;
1037		1283
1038	if (R->Input_Context == NULL	1284	if (!Input_Context
		1285	|| !focus
1039	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1286	|| !(input_style & XIMPreeditPosition))
1040	|| !(R->event_type == KeyPress
1041	|| R->event_type == Expose
1042	|| R->event_type == NoExpose
1043	|| R->event_type == SelectionNotify
1044	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1045	|| !rxvt_IMisRunning(aR))
1046	return;	1287	return;
1047		1288
1048	rxvt_setPosition(aR_ & spot);	1289	im_set_position (nspot);
1049		1290
		1291	if (nspot.x == spot.x && nspot.y == spot.y)
		1292	return;
		1293
		1294	spot = nspot;
		1295
1050	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1296	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1051	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1297	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1052	XFree(preedit_attr);	1298	XFree (preedit_attr);
1053	}	1299	}
1054		1300
1055	/* EXTPROTO */
1056	void	1301	void
1057	rxvt_setTermFontSet(pR_ int idx)	1302	rxvt_term::im_destroy ()
1058	{	1303	{
1059	char *string;	1304	if (input_method)
1060	long length;	1305	{
1061	int success = 0;	1306	if (Input_Context && input_method->xim)
		1307	XDestroyIC (Input_Context);
1062		1308
1063	if (idx < 0 || idx >= MAX_NFONTS)	1309	display->put_xim (input_method);
1064	return;	1310	input_method = 0;
1065	}	1311	}
1066		1312
1067	/* INTPROTO */
1068	void
1069	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1070	XRectangle * needed_rect)
1071	{
1072	int mbh, vtx = 0;
1073
1074	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1075	vtx = scrollbar_TotalWidth();
1076	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1077	mbh -= R->TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1083	+ vtx;
1084	preedit_rect->height = Height2Pixel(1);
1085
1086	status_rect->x = vtx;
1087	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1088
1089	status_rect->width = needed_rect->width ? needed_rect->width
1090	: Width2Pixel(R->TermWin.ncol + 1);
1091	status_rect->height = Height2Pixel(1);
1092	}
1093
1094	/* ARGSUSED */
1095	/* INTPROTO */
1096	void
1097	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1098	__attribute__ ((unused)), XPointer call_data
1099	__attribute__ ((unused)))
1100	{
1101	dR;
1102
1103	R->Input_Context = NULL;	1313	Input_Context = 0;
1104	/* To avoid Segmentation Fault in C locale: Solaris only? */
1105	if (STRCMP(R->locale, "C"))
1106	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1107	rxvt_IMInstantiateCallback, NULL);
1108	}	1314	}
1109		1315
1110	/*	1316	/*
1111	* X manual pages and include files don't match on some systems:	1317	* Try to open a XIM with the current modifiers, then see if we can
1112	* some think this is an XIDProc and others an XIMProc so we can't	1318	* open a suitable preedit type
1113	* use the first argument - need to update this to be nice for
1114	* both types via some sort of configure detection
1115	*/	1319	*/
1116	/* ARGSUSED */	1320	bool
1117	/* EXTPROTO */	1321	rxvt_term::IM_get_IC (const char *modifiers)
1118	void
1119	rxvt_IMInstantiateCallback(Display * unused
1120	__attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{	1322	{
1124	dR;	1323	int i, j, found;
1125	int i, found, had_im;	1324	XIM xim;
		1325	XPoint spot;
		1326	XRectangle rect, status_rect, needed_rect;
		1327	unsigned long fg, bg;
		1328	const char *p;
		1329	char **s;
		1330	XIMStyles *xim_styles;
		1331
		1332	set_environ (envv);
		1333
		1334	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1335	return false;
		1336
		1337	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1338	input_method = display->get_xim (locale, modifiers);
		1339	if (input_method == NULL)
		1340	return false;
		1341
		1342	xim = input_method->xim;
		1343	spot.x = spot.y = -1;
		1344
		1345	xim_styles = NULL;
		1346	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1347	|| !xim_styles || !xim_styles->count_styles)
		1348	{
		1349	im_destroy ();
		1350	return false;
		1351	}
		1352
		1353	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1354
		1355	for (int pi = 0; pi < 2; pi++)
		1356	{
		1357	p = pet[pi];
		1358
		1359	if (!p)
		1360	continue;
		1361
		1362	s = rxvt_splitcommastring (p);
		1363
		1364	for (i = found = 0; !found && s[i]; i++)
		1365	{
		1366	if (!strcmp (s[i], "OverTheSpot"))
		1367	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1368	else if (!strcmp (s[i], "OffTheSpot"))
		1369	input_style = (XIMPreeditArea | XIMStatusArea);
		1370	else if (!strcmp (s[i], "Root"))
		1371	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1372	else if (!strcmp (s[i], "None"))
		1373	input_style = (XIMPreeditNone | XIMStatusNone);
		1374
		1375	for (j = 0; j < xim_styles->count_styles; j++)
		1376	if (input_style == xim_styles->supported_styles[j])
		1377	{
		1378	rxvt_freecommastring (s);
		1379
		1380	found = 1;
		1381	goto foundpet;
		1382	}
		1383
		1384	}
		1385
		1386	rxvt_freecommastring (s);
		1387	}
		1388
		1389	foundpet:
		1390
		1391	XFree (xim_styles);
		1392
		1393	if (!found)
		1394	{
		1395	im_destroy ();
		1396	return false;
		1397	}
		1398
		1399	XFontSet fs = 0;
		1400	XVaNestedList preedit_attr = 0, status_attr = 0;
		1401
		1402	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1403	{
		1404	// fake us a font-set, please
		1405	char **missing_charset_list;
		1406	int missing_charset_count;
		1407	char *def_string;
		1408	char pat[512];
		1409
		1410	sprintf (pat,
		1411	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1412	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1413	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1414	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1415	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1416	"*",
		1417	fheight,
		1418	fheight + 1, fheight - 1,
		1419	fheight - 2, fheight + 2);
		1420
		1421	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1422	&missing_charset_list, &missing_charset_count, &def_string);
		1423
		1424	if (missing_charset_list)
		1425	XFreeStringList (missing_charset_list);
		1426
		1427	if (!fs)
		1428	{
		1429	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1430	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1431	}
		1432	}
		1433
		1434	if (input_style & XIMPreeditPosition)
		1435	{
		1436	im_set_size (rect);
		1437	im_set_position (spot);
		1438	im_set_color (fg, bg);
		1439
		1440	preedit_attr = XVaCreateNestedList (0,
		1441	XNForeground, fg,
		1442	XNBackground, bg,
		1443	XNArea, &rect,
		1444	XNSpotLocation, &spot,
		1445	XNFontSet, fs,
		1446	NULL);
		1447	}
		1448	else if (input_style & XIMPreeditArea)
		1449	{
		1450	im_set_color (fg, bg);
		1451
		1452	/*
		1453	* The necessary width of preedit area is unknown
		1454	* until create input context.
		1455	*/
		1456	needed_rect.width = 0;
		1457	im_set_preedit_area (rect, status_rect, needed_rect);
		1458
		1459	preedit_attr = XVaCreateNestedList (0,
		1460	XNForeground, fg,
		1461	XNBackground, bg,
		1462	XNArea, &rect,
		1463	XNFontSet, fs,
		1464	NULL);
		1465	status_attr = XVaCreateNestedList (0,
		1466	XNForeground, fg,
		1467	XNBackground, bg,
		1468	XNArea, &status_rect,
		1469	XNFontSet, fs,
		1470	NULL);
		1471	}
		1472
		1473	Input_Context = XCreateIC (xim,
		1474	XNInputStyle, input_style,
		1475	XNClientWindow, vt,
		1476	XNFocusWindow, parent[0],
		1477	preedit_attr ? XNPreeditAttributes : NULL,
		1478	preedit_attr,
		1479	status_attr ? XNStatusAttributes : NULL,
		1480	status_attr, NULL);
		1481
		1482	if (preedit_attr) XFree (preedit_attr);
		1483	if (status_attr) XFree (status_attr);
		1484	if (fs) XFreeFontSet (display->display, fs);
		1485
		1486	if (Input_Context == NULL)
		1487	{
		1488	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1489	im_destroy ();
		1490	return false;
		1491	}
		1492
		1493	if (input_style & XIMPreeditArea)
		1494	IMSetStatusPosition ();
		1495
		1496	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1497	return true;
		1498	}
		1499
		1500	void
		1501	rxvt_term::im_cb ()
		1502	{
		1503	int i;
1126	const char *p;	1504	const char *p;
1127	char **s;	1505	char **s;
1128	char buf[IMBUFSIZ];	1506	char buf[IMBUFSIZ];
1129		1507
		1508	make_current ();
		1509
		1510	im_destroy ();
		1511
1130	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1512	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1131	if (R->Input_Context)	1513	if (Input_Context)
1132	return;	1514	return;
1133		1515
		1516	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1517	if (rs[Rs_imLocale])
		1518	SET_LOCALE (rs[Rs_imLocale]);
		1519	#endif
		1520
1134	p = R->rs[Rs_inputMethod];	1521	p = rs[Rs_inputMethod];
1135	if (p && *p)	1522	if (p && *p)
1136	{	1523	{
1137	bool found = false;	1524	bool found = false;
1138		1525
1139	s = rxvt_splitcommastring (p);	1526	s = rxvt_splitcommastring (p);
		1527
1140	for (i = 0; s[i]; i++)	1528	for (i = 0; s[i]; i++)
1141	{	1529	{
1142	if (*s[i])	1530	if (*s[i])
1143	{	1531	{
1144	STRCPY (buf, "@im=");	1532	strcpy (buf, "@im=");
1145	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1533	strncat (buf, s[i], IMBUFSIZ - 5);
1146	if ((p = XSetLocaleModifiers (buf)) && *p	1534	if (IM_get_IC (buf))
1147	&& rxvt_IM_get_IC (aR))
1148	{	1535	{
1149	found = true;	1536	found = true;
1150	break;	1537	break;
1151	}	1538	}
1152	}	1539	}
1153	}	1540	}
1154	for (i = 0; s[i]; i++)	1541
1155	free(s[i]);	1542	rxvt_freecommastring (s);
1156	free(s);
1157		1543
1158	if (found)	1544	if (found)
1159	return;	1545	goto done;
1160	}	1546	}
1161		1547
1162	/* try with XMODIFIERS env. var. */	1548	/* try with XMODIFIERS env. var. */
1163	if ((p = XSetLocaleModifiers ("")) && *p	1549	if (IM_get_IC (""))
1164	&& rxvt_IM_get_IC (aR))	1550	goto done;
		1551
		1552	/* try with no modifiers base IF the user didn't specify an IM */
		1553	if (IM_get_IC ("@im=none"))
		1554	goto done;
		1555
		1556	done:
		1557	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1558	if (rs[Rs_imLocale])
		1559	SET_LOCALE (locale);
		1560	#endif
		1561	}
		1562
		1563	void
		1564	rxvt_term::IMSetStatusPosition ()
		1565	{
		1566	XRectangle preedit_rect, status_rect, *needed_rect;
		1567	XVaNestedList preedit_attr, status_attr;
		1568
		1569	if (!Input_Context
		1570	|| !focus
		1571	|| !(input_style & XIMPreeditArea)
		1572	|| !IMisRunning ())
1165	return;	1573	return;
1166		1574
1167	/* try with no modifiers base IF the user didn't specify an IM */
1168	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1169	&& rxvt_IM_get_IC (aR) == True)
1170	return;
1171	}
1172
1173	/*
1174	* Try to open a XIM with the current modifiers, then see if we can
1175	* open a suitable preedit type
1176	*/
1177	/* INTPROTO */
1178	Bool
1179	rxvt_IM_get_IC(pR)
1180	{
1181	int i, j, found;
1182	XIM xim;
1183	XPoint spot;
1184	XRectangle rect, status_rect, needed_rect;
1185	unsigned long fg, bg;
1186	const char *p;
1187	char **s;
1188	XIMStyles *xim_styles;
1189	XVaNestedList preedit_attr, status_attr;
1190	XIMCallback ximcallback;
1191
1192	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1194	if (xim == NULL)
1195	return False;
1196
1197	xim_styles = NULL;
1198	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles) {
1200	XCloseIM(xim);
1201	return False;
1202	}
1203
1204	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1205	: "OverTheSpot,OffTheSpot,Root";
1206	s = rxvt_splitcommastring(p);
1207	for (i = found = 0; !found && s[i]; i++) {
1208	if (!STRCMP(s[i], "OverTheSpot"))
1209	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1210	else if (!STRCMP(s[i], "OffTheSpot"))
1211	R->input_style = (XIMPreeditArea | XIMStatusArea);
1212	else if (!STRCMP(s[i], "Root"))
1213	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1214
1215	for (j = 0; j < xim_styles->count_styles; j++)
1216	if (R->input_style == xim_styles->supported_styles[j]) {
1217	found = 1;
1218	break;
1219	}
1220	}
1221	for (i = 0; s[i]; i++)
1222	free(s[i]);
1223	free(s);
1224	XFree(xim_styles);
1225
1226	if (!found) {
1227	XCloseIM(xim);
1228	return False;
1229	}
1230
1231	ximcallback.callback = rxvt_IMDestroyCallback;
1232
1233	/* XXX: not sure why we need this (as well as IC one below) */
1234	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1235
1236	preedit_attr = status_attr = NULL;
1237
1238	if (R->input_style & XIMPreeditPosition) {
1239	rxvt_setSize(aR_ & rect);
1240	rxvt_setPosition(aR_ & spot);
1241	rxvt_setColor(aR_ & fg, &bg);
1242
1243	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1244	XNSpotLocation, &spot,
1245	XNForeground, fg, XNBackground, bg,
1246	//XNFontSet, R->TermWin.fontset,
1247	NULL);
1248	} else if (R->input_style & XIMPreeditArea) {
1249	rxvt_setColor(aR_ & fg, &bg);
1250
1251	/*
1252	* The necessary width of preedit area is unknown
1253	* until create input context.
1254	*/
1255	needed_rect.width = 0;
1256
1257	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNForeground, fg, XNBackground, bg,
1261	//XNFontSet, R->TermWin.fontset,
1262	NULL);
1263	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1264	XNForeground, fg, XNBackground, bg,
1265	//XNFontSet, R->TermWin.fontset,
1266	NULL);
1267	}
1268	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1269	XNClientWindow, R->TermWin.parent[0],
1270	XNFocusWindow, R->TermWin.parent[0],
1271	XNDestroyCallback, &ximcallback,
1272	preedit_attr ? XNPreeditAttributes : NULL,
1273	preedit_attr,
1274	status_attr ? XNStatusAttributes : NULL,
1275	status_attr, NULL);
1276	if (preedit_attr)
1277	XFree(preedit_attr);
1278	if (status_attr)
1279	XFree(status_attr);
1280	if (R->Input_Context == NULL) {
1281	rxvt_print_error("failed to create input context");
1282	XCloseIM(xim);
1283	return False;
1284	}
1285	if (R->input_style & XIMPreeditArea)
1286	rxvt_IMSetStatusPosition(aR);
1287	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1288	return True;
1289	}
1290
1291	/* EXTPROTO */
1292	void
1293	rxvt_IMSetStatusPosition(pR)
1294	{
1295	XRectangle preedit_rect, status_rect, *needed_rect;
1296	XVaNestedList preedit_attr, status_attr;
1297
1298	if (R->Input_Context == NULL
1299	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1300	|| !rxvt_IMisRunning(aR))
1301	return;
1302
1303	/* Getting the necessary width of preedit area */	1575	/* Getting the necessary width of preedit area */
1304	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1576	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1305	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1577	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1306	XFree(status_attr);	1578	XFree (status_attr);
1307		1579
1308	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1580	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1581	XFree (needed_rect);
1309		1582
1310	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1583	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1311	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1584	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1312		1585
1313	XSetICValues(R->Input_Context,	1586	XSetICValues (Input_Context,
1314	XNPreeditAttributes, preedit_attr,	1587	XNPreeditAttributes, preedit_attr,
1315	XNStatusAttributes, status_attr, NULL);	1588	XNStatusAttributes, status_attr, NULL);
1316		1589
1317	XFree(preedit_attr);	1590	XFree (preedit_attr);
1318	XFree(status_attr);	1591	XFree (status_attr);
1319	}	1592	}
1320	#endif /* USE_XIM */	1593	#endif /* USE_XIM */
1321		1594
1322	/*----------------------------------------------------------------------*/
1323	rxvt_t rxvt_current_term;
1324
1325	/*----------------------- end-of-file (C source) -----------------------*/	1595	/*----------------------- end-of-file (C source) -----------------------*/

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