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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.214 by root, Tue Jan 31 19:53:30 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.14 2003/12/18 00:29:29 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	// 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	#ifndef NO_BELL
		176	bell_ev (this, &rxvt_term::bell_cb),
		177	#endif
		178	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	179	vt_ev (this, &rxvt_term::x_cb),
		180	child_ev (this, &rxvt_term::child_cb),
		181	check_ev (this, &rxvt_term::check_cb),
		182	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	183	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	184	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	185	incr_ev (this, &rxvt_term::incr_cb)
74	{	186	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	187	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		188
		189	termlist.push_back (this);
		190
		191	#ifdef KEYSYM_RESOURCE
		192	keyboard = new keyboard_manager;
		193	#endif
		194	}
		195
		196	// clean up the most important stuff, do *not* call x or free mem etc.
		197	// for use before an emergency exit
		198	void rxvt_term::emergency_cleanup ()
		199	{
		200	if (cmd_pid)
		201	kill (-cmd_pid, SIGHUP);
		202
		203	delete pty; pty = 0;
76	}	204	}
77		205
78	rxvt_term::~rxvt_term ()	206	rxvt_term::~rxvt_term ()
79	{	207	{
		208	termlist.erase (find (termlist.begin (), termlist.end(), this));
		209
		210	emergency_cleanup ();
		211
		212	#if ENABLE_STYLES
		213	for (int i = RS_styleCount; --i; )
		214	if (fontset[i] != fontset[0])
		215	delete fontset[i];
		216	#endif
		217	delete fontset[0];
		218
		219	if (display)
		220	{
		221	selection_clear ();
		222
		223	#ifdef USE_XIM
		224	im_destroy ();
		225	#endif
		226	#ifdef XTERM_SCROLLBAR
		227	if (xscrollbarGC) XFreeGC (xdisp, xscrollbarGC);
		228	if (ShadowGC) XFreeGC (xdisp, ShadowGC);
		229	#endif
		230	#ifdef PLAIN_SCROLLBAR
		231	if (pscrollbarGC) XFreeGC (xdisp, pscrollbarGC);
		232	#endif
		233	#ifdef NEXT_SCROLLBAR
		234	if (blackGC) XFreeGC (xdisp, blackGC);
		235	if (whiteGC) XFreeGC (xdisp, whiteGC);
		236	if (grayGC) XFreeGC (xdisp, grayGC);
		237	if (darkGC) XFreeGC (xdisp, darkGC);
		238	if (stippleGC) XFreeGC (xdisp, stippleGC);
		239	if (dimple) XFreePixmap (xdisp, dimple);
		240	if (upArrow) XFreePixmap (xdisp, upArrow);
		241	if (downArrow) XFreePixmap (xdisp, downArrow);
		242	if (upArrowHi) XFreePixmap (xdisp, upArrowHi);
		243	if (downArrowHi) XFreePixmap (xdisp, downArrowHi);
		244	#endif
		245	#ifdef RXVT_SCROLLBAR
		246	if (topShadowGC) XFreeGC (xdisp, topShadowGC);
		247	if (botShadowGC) XFreeGC (xdisp, botShadowGC);
		248	if (scrollbarGC) XFreeGC (xdisp, scrollbarGC);
		249	#endif
		250	if (gc) XFreeGC (xdisp, gc);
		251
		252	delete drawable;
		253	// destroy all windows
		254	if (parent[0])
		255	XDestroyWindow (xdisp, parent[0]);
		256
		257	clear ();
		258	}
		259
		260	// TODO: free pixcolours, colours should become part of rxvt_display
		261	delete pix_colors_focused;
		262	#if OFF_FOCUS_FADING
		263	delete pix_colors_unfocused;
		264	#endif
		265
		266	displays.put (display);
		267
80	scr_release ();	268	scr_release ();
81		269
82	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	270	/* clear all resources */
		271	for (int i = 0; i < allocated.size (); i++)
		272	free (allocated [i]);
		273
		274	free (selection.text);
		275	// TODO: manage env vars in child only(!)
		276	free (env_display);
		277	free (env_term);
83	free (locale);	278	free (locale);
84	#endif	279	free (v_buffer);
85	#ifndef NO_SETOWNER_TTYDEV	280	free (incr_buf);
86	rxvt_privileged_ttydev (this, RESTORE);
87	#endif
88	#ifdef UTMP_SUPPORT
89	rxvt_privileged_utmp (this, RESTORE);
90	#endif
91	#ifdef USE_XIM
92	if (Input_Context != NULL)
93	{
94	XDestroyIC (Input_Context);
95	Input_Context = NULL;
96	}
97	#endif
98		281
99	if (cmd_fd >= 0)	282	delete envv;
100	close (cmd_fd);	283	delete argv;
101		284
102	if (Xfd >= 0)	285	#ifdef KEYSYM_RESOURCE
103	XCloseDisplay (Xdisplay);	286	delete keyboard;
		287	#endif
		288	}
104		289
105	delete PixColors;	290	// child has exited, usually destroys
		291	void
		292	rxvt_term::child_cb (child_watcher &w, int status)
		293	{
		294	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		295
		296	cmd_pid = 0;
		297
		298	if (!OPTION (Opt_hold))
		299	destroy ();
106	}	300	}
107		301
108	void	302	void
109	rxvt_term::destroy ()	303	rxvt_term::destroy ()
110	{	304	{
		305	if (destroy_ev.active)
		306	return;
		307
		308	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		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
111	check_ev.stop ();	330	check_ev.stop ();
112	pty_ev.stop ();	331	pty_ev.stop ();
113	x_ev.stop ();
114	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
		333	cursor_blink_ev.stop ();
		334	#endif
		335	#ifdef TEXT_BLINK
115	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 ();
116	#endif	343	#endif
117	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
118	pointer_ev.stop ();	345	pointer_ev.stop ();
119	#endif	346	#endif
120		347
…		…
122	}	349	}
123		350
124	void	351	void
125	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (time_watcher &w)
126	{	353	{
127	SET_R (this);	354	make_current ();
128		355
129	delete this;	356	delete this;
130	}
131
132	/*----------------------------------------------------------------------*/
133	/* rxvt_init() */
134	/* LIBPROTO */
135	rxvt_t
136	rxvt_init (int argc, const char *const *argv)
137	{
138	SET_R (new rxvt_term);
139	dR;
140
141	if (!R->init_vars () || !R->init (argc, argv))
142	{
143	delete R;
144	return NULL;
145	}
146
147	return R;
148	}
149
150	/* EXTPROTO */
151	void
152	rxvt_init_signals ()
153	{
154	/* install exit handler for cleanup */
155	#if 0
156	#ifdef HAVE_ATEXIT
157	atexit(rxvt_clean_exit);
158	#else
159	#endif
160	#endif
161
162	struct sigaction sa;
163
164	sigfillset (&sa.sa_mask);
165	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174	/* signal (SIGURG, SIG_DFL); */
175
176	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178	}
179
180	bool
181	rxvt_term::init (int argc, const char *const *argv)
182	{
183	dR;//TODO (scrollbar, setidle)
184
185	/*
186	* Save and then give up any super-user privileges
187	* If we need privileges in any area then we must specifically request it.
188	* We should only need to be root in these cases:
189	* 1. write utmp entries on some systems
190	* 2. chown tty on some systems
191	*/
192	rxvt_privileges (this, SAVE);
193	rxvt_privileges (this, IGNORE);
194
195	rxvt_init_secondary (this);
196
197	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
198
199	#if (MENUBAR_MAX)
200	rxvt_menubar_read (this, rs[Rs_menu]);
201	#endif
202	#ifdef HAVE_SCROLLBARS
203	if (Options & Opt_scrollBar)
204	scrollbar_setIdle (); /* set existence for size calculations */
205	#endif
206
207	rxvt_Create_Windows (this, argc, argv);
208
209	rxvt_init_xlocale (this);
210
211	scr_reset (); /* initialize screen */
212	#ifdef RXVT_GRAPHICS
213	rxvt_Gr_reset (this); /* reset graphics */
214	#endif
215
216	#if 0
217	#ifdef DEBUG_X
218	XSynchronize(Xdisplay, True);
219	#endif
220	#endif
221
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225	#endif
226	#if (MENUBAR_MAX)
227	if (menubar_visible(r))
228	XMapWindow (Xdisplay, menuBar.win);
229	#endif
230	#ifdef TRANSPARENT
231	if (Options & Opt_transparent)
232	{
233	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234	rxvt_check_our_parents (this);
235	}
236	#endif
237	XMapWindow (Xdisplay, TermWin.vt);
238	XMapWindow (Xdisplay, TermWin.parent[0]);
239
240	rxvt_init_env (this);
241	rxvt_init_command (this, cmd_argv);
242
243	x_ev.start (Xfd, EVENT_READ);
244	pty_ev.start (cmd_fd, EVENT_READ);
245
246	check_ev.start ();
247
248	process_x_events ();
249
250	return true;
251	}
252
253	/* ------------------------------------------------------------------------- *
254	* SIGNAL HANDLING & EXIT HANDLER *
255	* ------------------------------------------------------------------------- */
256	/*
257	* Catch a SIGCHLD signal and exit if the direct child has died
258	*/
259	/* ARGSUSED */
260	/* EXTPROTO */
261	RETSIGTYPE
262	rxvt_Child_signal(int sig __attribute__ ((unused)))
263	{
264	int pid, save_errno = errno;
265	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266	;
267	errno = save_errno;
268
269	#if 0
270	if (pid == R->cmd_pid)
271	exit (EXIT_SUCCESS);
272	#endif
273	}
274
275	/*
276	* Catch a fatal signal and tidy up before quitting
277	*/
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Exit_signal(int sig)
281	{
282	signal(sig, SIG_DFL);
283	#ifdef DEBUG_CMD
284	rxvt_print_error("signal %d", sig);
285	#endif
286	rxvt_clean_exit();
287	kill(getpid(), sig);
288	}
289
290	/* ARGSUSED */
291	/* INTPROTO */
292	int
293	rxvt_xerror_handler(const Display * display
294	__attribute__ ((unused)), const XErrorEvent * event)
295	{
296	dR;
297
298	if (R->allowedxerror == -1)
299	R->allowedxerror = event->error_code;
300	else
301	{
302	rxvt_print_error("XError: Request: %d . %d, Error: %d",
303	event->request_code, event->minor_code,
304	event->error_code);
305
306	R->destroy ();
307	}
308
309	return 0;
310	}	357	}
311		358
312	/*----------------------------------------------------------------------*/	359	/*----------------------------------------------------------------------*/
313	/*	360	/*
314	* Exit gracefully, clearing the utmp entry and restoring tty attributes	361	* Exit gracefully, clearing the utmp entry and restoring tty attributes
315	* 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
316	*/	363	*/
317	/* 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_MINIMAL
		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_MINIMAL
		432	old_xerror_handler (display, event);
		433	#else
		434	print_x_error (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, stringvec *envv)
		453	{
		454	this->envv = envv;
		455
		456	SET_R (this);
		457	set_locale ("");
		458	set_environ (envv); // few things in X do not call setlocale :(
		459
		460	if (!init_vars ())
		461	return false;
		462
		463	init_secondary ();
		464
		465	const char **cmd_argv = init_resources (argc, argv);
		466
		467	#ifdef KEYSYM_RESOURCE
		468	keyboard->register_done ();
		469	#endif
		470
		471	#ifdef HAVE_SCROLLBARS
		472	if (OPTION (Opt_scrollBar))
		473	scrollBar.setIdle (); /* set existence for size calculations */
		474	#endif
		475
		476	pty = ptytty::create ();
		477
		478	create_windows (argc, argv);
		479
		480	init_xlocale ();
		481
		482	scr_reset (); // initialize screen
		483
		484	#if 0
		485	XSynchronize (xdisp, True);
		486	#endif
		487
		488	#ifdef HAVE_SCROLLBARS
		489	if (OPTION (Opt_scrollBar))
		490	resize_scrollbar (); /* create and map scrollbar */
		491	#endif
		492	#ifdef TRANSPARENT
		493	if (OPTION (Opt_transparent))
		494	{
		495	XSelectInput (xdisp, display->root, PropertyChangeMask);
		496	check_our_parents ();
		497	rootwin_ev.start (display, display->root);
		498	}
		499	#endif
		500
		501	set_colorfgbg ();
		502
		503	init_command (cmd_argv);
		504
		505	free (cmd_argv);
		506
		507	if (pty->pty >= 0)
		508	pty_ev.start (pty->pty, EVENT_READ);
		509
		510	check_ev.start ();
		511
		512	HOOK_INVOKE ((this, HOOK_START, DT_END));
		513
		514	#if ENABLE_XEMBED
		515	if (rs[Rs_embed])
		516	{
		517	long info[2] = { 0, XEMBED_MAPPED };
		518
		519	XChangeProperty (xdisp, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		520	32, PropModeReplace, (unsigned char *)&info, 2);
		521	}
		522	#endif
		523
		524	XMapWindow (xdisp, vt);
		525	XMapWindow (xdisp, parent[0]);
		526
		527	return true;
		528	}
		529
		530	static struct sig_handlers
		531	{
		532	sig_watcher sw_term, sw_int;
		533
		534	/*
		535	* Catch a fatal signal and tidy up before quitting
		536	*/
318	void	537	void
319	rxvt_clean_exit ()	538	sig_term (sig_watcher &w)
320	{	539	{
321	dR;	540	rxvt_emergency_cleanup ();
		541	signal (w.signum, SIG_DFL);
		542	kill (getpid (), w.signum);
		543	}
322		544
323	R->destroy ();	545	sig_handlers ()
		546	: sw_term (this, &sig_handlers::sig_term),
		547	sw_int (this, &sig_handlers::sig_term)
		548	{
		549	}
		550	} sig_handlers;
		551
		552	char **rxvt_environ; // startup environment
		553
		554	void
		555	rxvt_init ()
		556	{
		557	ptytty::init ();
		558
		559	rxvt_environ = environ;
		560
		561	signal (SIGHUP, SIG_IGN);
		562	signal (SIGPIPE, SIG_IGN);
		563
		564	sig_handlers.sw_term.start (SIGTERM);
		565	sig_handlers.sw_int.start (SIGINT);
		566
		567	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		568	/* signal (SIGURG, SIG_DFL); */
		569
		570	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		571	// TODO: handle this with exceptions and tolerate the memory loss
		572	XSetIOErrorHandler (rxvt_xioerror_handler);
		573
		574	XrmInitialize ();
324	}	575	}
325		576
326	/* ------------------------------------------------------------------------- *	577	/* ------------------------------------------------------------------------- *
327	* MEMORY ALLOCATION WRAPPERS *	578	* MEMORY ALLOCATION WRAPPERS *
328	* ------------------------------------------------------------------------- */	579	* ------------------------------------------------------------------------- */
329	/* EXTPROTO */	580	void *
330	void *
331	rxvt_malloc(size_t size)	581	rxvt_malloc (size_t size)
332	{	582	{
333	void *p;
334
335	p = malloc(size);	583	void *p = malloc (size);
		584
336	if (p)	585	if (!p)
		586	rxvt_fatal ("memory allocation failure. aborting.\n");
		587
337	return p;	588	return p;
338
339	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
340	rxvt_clean_exit();
341	exit(EXIT_FAILURE);
342	/* NOTREACHED */
343	}	589	}
344		590
345	/* EXTPROTO */	591	void *
346	void *
347	rxvt_calloc(size_t number, size_t size)	592	rxvt_calloc (size_t number, size_t size)
348	{	593	{
349	void *p;
350
351	p = calloc(number, size);	594	void *p = calloc (number, size);
		595
352	if (p)	596	if (!p)
		597	rxvt_fatal ("memory allocation failure. aborting.\n");
		598
353	return p;	599	return p;
354
355	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
356	rxvt_clean_exit();
357	exit(EXIT_FAILURE);
358	/* NOTREACHED */
359	}	600	}
360		601
361	/* EXTPROTO */	602	void *
362	void *
363	rxvt_realloc(void *ptr, size_t size)	603	rxvt_realloc (void *ptr, size_t size)
364	{	604	{
365	void *p;
366
367	if (ptr)
368	p = realloc(ptr, size);	605	void *p = realloc (ptr, size);
369	else	606
370	p = malloc(size);
371	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
372	return p;	610	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}	611	}
379
380	/* ------------------------------------------------------------------------- *
381	* PRIVILEGED OPERATIONS *
382	* ------------------------------------------------------------------------- */
383	/* take care of suid/sgid super-user (root) privileges */
384	/* INTPROTO */
385	void
386	rxvt_privileges(pR_ int mode)
387	{
388	#if ! defined(__CYGWIN32__)
389	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
390	/* setreuid() is the poor man's setuid(), seteuid() */
391	# define seteuid(a) setreuid(-1, (a))
392	# define setegid(a) setregid(-1, (a))
393	# define HAVE_SETEUID
394	# endif
395	# ifdef HAVE_SETEUID
396	switch (mode) {
397	case IGNORE:
398	/*
399	* change effective uid/gid - not real uid/gid - so we can switch
400	* back to root later, as required
401	*/
402	seteuid(getuid());
403	setegid(getgid());
404	break;
405	case SAVE:
406	R->euid = geteuid();
407	R->egid = getegid();
408	break;
409	case RESTORE:
410	seteuid(R->euid);
411	setegid(R->egid);
412	break;
413	}
414	# else
415	switch (mode) {
416	case IGNORE:
417	setuid(getuid());
418	setgid(getgid());
419	/* FALLTHROUGH */
420	case SAVE:
421	/* FALLTHROUGH */
422	case RESTORE:
423	break;
424	}
425	# endif
426	#endif
427	}
428
429	#ifdef UTMP_SUPPORT
430	/* EXTPROTO */
431	void
432	rxvt_privileged_utmp(pR_ char action)
433	{
434	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435	action, R->next_utmp_action, getpid()));
436	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437	|| (R->Options & Opt_utmpInhibit)
438	|| R->ttydev == NULL || *R->ttydev == '\0')
439	return;
440
441	rxvt_privileges(aR_ RESTORE);
442	if (action == SAVE) {
443	R->next_utmp_action = RESTORE;
444	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
445	} else { /* action == RESTORE */
446	R->next_utmp_action = IGNORE;
447	rxvt_cleanutent(aR);
448	}
449	rxvt_privileges(aR_ IGNORE);
450	}
451	#endif
452
453	#ifndef NO_SETOWNER_TTYDEV
454	/* EXTPROTO */
455	void
456	rxvt_privileged_ttydev(pR_ char action)
457	{
458	D_MAIN((stderr,
459	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460	action, R->next_tty_action, getpid()));
461	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462	|| R->ttydev == NULL || *R->ttydev == '\0')
463	return;
464
465	rxvt_privileges(aR_ RESTORE);
466
467	if (action == SAVE) {
468	R->next_tty_action = RESTORE;
469	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472	R->next_tty_action = IGNORE;
473	else
474	# endif
475	{
476	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
477	chmod(R->ttydev, R->ttymode);
478	# ifdef HAVE_REVOKE
479	revoke(R->ttydev);
480	# endif
481	}
482	} else { /* action == RESTORE */
483	R->next_tty_action = IGNORE;
484	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485	chmod(R->ttydev, R->ttyfd_stat.st_mode);
486	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487	# else
488	chmod(R->ttydev,
489	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490	chown(R->ttydev, 0, 0);
491	# endif
492	}
493
494	rxvt_privileges(aR_ IGNORE);
495
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498	action == RESTORE ? "Restoring" : (action ==
499	SAVE ? "Saving" :
500	"UNKNOWN ERROR for"), R->ttydev,
501	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502	R->ttyfd_stat.st_gid));
503	# endif
504	}
505	#endif
506		612
507	/*----------------------------------------------------------------------*/	613	/*----------------------------------------------------------------------*/
508	/*	614	/*
509	* window size/position calculcations for XSizeHint and other storage.	615	* window size/position calculcations for XSizeHint and other storage.
510	* if width/height are non-zero then override calculated width/height	616	* if width/height are non-zero then override calculated width/height
511	*/	617	*/
512	/* EXTPROTO */
513	void	618	void
514	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	619	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515	{	620	{
516	short recalc_x, recalc_y;	621	short recalc_x, recalc_y;
517	int x, y, sb_w, mb_h, flags;	622	int x, y, sb_w, flags;
518	unsigned int w, h;	623	unsigned int w, h;
519	unsigned int max_width, max_height;	624	unsigned int max_width, max_height;
520		625
521	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
523	R->szHint.height));
524	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	626	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525	R->szHint.win_gravity = NorthWestGravity;	627	szHint.win_gravity = NorthWestGravity;
526	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	628	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527		629
528	recalc_x = recalc_y = 0;	630	recalc_x = recalc_y = 0;
529	flags = 0;	631	flags = 0;
		632
530	if (!R->parsed_geometry) {	633	if (!parsed_geometry)
		634	{
531	R->parsed_geometry = 1;	635	parsed_geometry = 1;
		636
532	if (R->rs[Rs_geometry])	637	if (rs[Rs_geometry])
533	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	638	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		639
534	if (flags & WidthValue) {	640	if (flags & WidthValue)
535	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	641	{
		642	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	643	szHint.flags |= USSize;
537	}	644	}
		645
538	if (flags & HeightValue) {	646	if (flags & HeightValue)
539	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	647	{
		648	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
540	R->szHint.flags |= USSize;	649	szHint.flags |= USSize;
541	}	650	}
		651
542	if (flags & XValue) {	652	if (flags & XValue)
		653	{
543	R->szHint.x = x;	654	szHint.x = x;
544	R->szHint.flags |= USPosition;	655	szHint.flags |= USPosition;
		656
545	if (flags & XNegative) {	657	if (flags & XNegative)
		658	{
546	recalc_x = 1;	659	recalc_x = 1;
547	R->szHint.win_gravity = NorthEastGravity;	660	szHint.win_gravity = NorthEastGravity;
548	}	661	}
549	}	662	}
		663
550	if (flags & YValue) {	664	if (flags & YValue)
		665	{
551	R->szHint.y = y;	666	szHint.y = y;
552	R->szHint.flags |= USPosition;	667	szHint.flags |= USPosition;
		668
553	if (flags & YNegative) {	669	if (flags & YNegative)
		670	{
554	recalc_y = 1;	671	recalc_y = 1;
		672
555	if (R->szHint.win_gravity == NorthEastGravity)	673	if (szHint.win_gravity == NorthEastGravity)
556	R->szHint.win_gravity = SouthEastGravity;	674	szHint.win_gravity = SouthEastGravity;
557	else	675	else
558	R->szHint.win_gravity = SouthWestGravity;	676	szHint.win_gravity = SouthWestGravity;
559	}	677	}
560	}	678	}
561	}	679	}
		680
562	/* TODO: BOUNDS */	681	/* TODO: BOUNDS */
563	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	682	width = ncol * fwidth;
564	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	683	height = nrow * fheight;
565	max_width = MAX_COLS * R->TermWin.fwidth;	684	max_width = MAX_COLS * fwidth;
566	max_height = MAX_ROWS * R->TermWin.fheight;	685	max_height = MAX_ROWS * fheight;
567		686
568	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	687	szHint.base_width = szHint.base_height = 2 * int_bwidth;
569		688
570	sb_w = mb_h = 0;	689	sb_w = 0;
571	R->window_vt_x = R->window_vt_y = 0;	690	window_vt_x = window_vt_y = int_bwidth;
572	if (scrollbar_visible(R)) {	691
		692	if (scrollBar.state)
		693	{
573	sb_w = scrollbar_TotalWidth();	694	sb_w = scrollbar_TotalWidth ();
574	R->szHint.base_width += sb_w;	695	szHint.base_width += sb_w;
		696
575	if (!(R->Options & Opt_scrollBar_right))	697	if (!OPTION (Opt_scrollBar_right))
576	R->window_vt_x = sb_w;	698	window_vt_x += sb_w;
577	}	699	}
578	if (menubar_visible(R)) {	700
579	mb_h = menuBar_TotalHeight();
580	R->szHint.base_height += mb_h;
581	R->window_vt_y = mb_h;
582	}
583	R->szHint.width_inc = R->TermWin.fwidth;	701	szHint.width_inc = fwidth;
584	R->szHint.height_inc = R->TermWin.fheight;	702	szHint.height_inc = fheight;
585	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	703	szHint.min_width = szHint.base_width + szHint.width_inc;
586	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	704	szHint.min_height = szHint.base_height + szHint.height_inc;
587		705
588	if (width && width - R->szHint.base_width < max_width) {	706	if (newwidth && newwidth - szHint.base_width < max_width)
		707	{
589	R->szHint.width = width;	708	szHint.width = newwidth;
590	R->TermWin.width = width - R->szHint.base_width;	709	width = newwidth - szHint.base_width;
591	} else {	710	}
592	MIN_IT(R->TermWin.width, max_width);	711	else
		712	{
		713	min_it (width, max_width);
593	R->szHint.width = R->szHint.base_width + R->TermWin.width;	714	szHint.width = szHint.base_width + width;
594	}	715	}
		716
595	if (height && height - R->szHint.base_height < max_height) {	717	if (newheight && newheight - szHint.base_height < max_height)
		718	{
596	R->szHint.height = height;	719	szHint.height = newheight;
597	R->TermWin.height = height - R->szHint.base_height;	720	height = newheight - szHint.base_height;
598	} else {	721	}
599	MIN_IT(R->TermWin.height, max_height);	722	else
		723	{
		724	min_it (height, max_height);
600	R->szHint.height = R->szHint.base_height + R->TermWin.height;	725	szHint.height = szHint.base_height + height;
601	}	726	}
602	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	727
		728	if (scrollBar.state && OPTION (Opt_scrollBar_right))
603	R->window_sb_x = R->szHint.width - sb_w;	729	window_sb_x = szHint.width - sb_w;
604		730
605	if (recalc_x)	731	if (recalc_x)
606	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	732	szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
607	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	733
608	if (recalc_y)	734	if (recalc_y)
609	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	735	szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
610	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
611		736
612	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	737	ncol = width / fwidth;
613	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	738	nrow = height / fheight;
614	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
615	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
616	R->szHint.height));
617	return;
618	}	739	}
619		740
620	/*----------------------------------------------------------------------*/	741	/*----------------------------------------------------------------------*/
621	/*	742	/*
622	* Tell the teletype handler what size the window is.	743	* Tell the teletype handler what size the window is.
623	* Called after a window size change.	744	* Called after a window size change.
624	*/	745	*/
625	void	746	void
626	rxvt_term::tt_winch ()	747	rxvt_term::tt_winch ()
627	{	748	{
628	struct winsize ws;	749	if (pty->pty < 0)
629
630	if (cmd_fd < 0)
631	return;	750	return;
632		751
		752	struct winsize ws;
		753
633	ws.ws_col = TermWin.ncol;	754	ws.ws_col = ncol;
634	ws.ws_row = TermWin.nrow;	755	ws.ws_row = nrow;
635	ws.ws_xpixel = ws.ws_ypixel = 0;	756	ws.ws_xpixel = width;
636	#ifndef DEBUG_SIZE	757	ws.ws_ypixel = height;
637	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	758	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
638	#else	759
639	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	760	#if 0
640	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	761	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
641	# ifdef SIGWINCH
642	else if (cmd_pid) /* force through to the command */	762	if (cmd_pid) /* force through to the command */
643	kill (cmd_pid, SIGWINCH);	763	kill (-cmd_pid, SIGWINCH);
644	# endif
645	#endif	764	#endif
646	}	765	}
647		766
648	/*----------------------------------------------------------------------*/	767	/*----------------------------------------------------------------------*/
649	/* rxvt_change_font() - Switch to a new font */	768	/* set_fonts () - load and set the various fonts
650	/*	769	*
651	* init = 1 - initialize	770	* init = 1 - initialize
652	*	771	*
653	* fontname == FONT_UP - switch to bigger font	772	* fontname == FONT_UP - switch to bigger font
654	* fontname == FONT_DN - switch to smaller font	773	* fontname == FONT_DN - switch to smaller font
655	*/	774	*/
656	/* EXTPROTO */	775	bool
657	void	776	rxvt_term::set_fonts ()
658	rxvt_change_font(pR_ int init, const char *fontname)
659	{	777	{
660	}	778	rxvt_fontset *fs = new rxvt_fontset (this);
		779	rxvt_fontprop prop;
661		780
662	/* INTPROTO */	781	if (!fs
663	void	782	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
664	rxvt_font_up_down(pR_ int n, int direction)	783	|| !fs->realize_font (1))
		784	{
		785	delete fs;
		786	return false;
		787	}
		788
		789	#if ENABLE_STYLES
		790	for (int i = RS_styleCount; --i; )
		791	if (fontset[i] != fontset[0])
		792	delete fontset[i];
		793	#endif
		794
		795	delete fontset[0];
		796	fontset[0] = fs;
		797
		798	prop = (*fs)[1]->properties ();
		799	prop.height += lineSpace;
		800	fs->set_prop (prop);
		801
		802	fwidth = prop.width;
		803	fheight = prop.height;
		804	fbase = prop.ascent;
		805
		806	for (int style = 1; style < 4; style++)
		807	{
		808	#if ENABLE_STYLES
		809	const char *res = rs[Rs_font + style];
		810
		811	if (res && !*res)
		812	fontset[style] = fontset[0];
		813	else
		814	{
		815	fontset[style] = fs = new rxvt_fontset (this);
		816	rxvt_fontprop prop2 = prop;
		817
		818	if (res)
		819	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		820	else
		821	{
		822	res = fontset[0]->fontdesc;
		823
		824	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		825	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		826	}
		827
		828	fs->populate (res);
		829	fs->set_prop (prop2);
		830	}
		831	#else
		832	fontset[style] = fontset[0];
		833	#endif
		834	}
		835
		836	if (parent[0])
		837	{
		838	resize_all_windows (0, 0, 0);
		839	scr_remap_chars ();
		840	scr_touch (true);
		841	}
		842
		843	return true;
		844	}
		845
		846	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
665	{	847	{
		848	XChangeProperty (xdisp, parent[0],
		849	prop, XA_STRING, 8, PropModeReplace,
		850	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		851	}
		852
		853	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		854	{
		855	wchar_t *ws = rxvt_mbstowcs (str, len);
		856	char *s = rxvt_wcstoutf8 (ws);
		857
		858	XChangeProperty (xdisp, parent[0],
		859	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		860	(const unsigned char *)s, strlen (s));
		861
		862	free (s);
		863	free (ws);
666	}	864	}
667		865
668	/*----------------------------------------------------------------------*/	866	/*----------------------------------------------------------------------*/
669	/*----------------------------------------------------------------------*/	867	/*----------------------------------------------------------------------*/
670	/* xterm sequences - title, iconName, color (exptl) */	868	/* xterm sequences - title, iconName, color (exptl) */
671	/* EXTPROTO */
672	void	869	void
673	rxvt_set_title(pR_ const char *str)	870	rxvt_term::set_title (const char *str)
674	{	871	{
675	#ifndef SMART_WINDOW_TITLE	872	set_string_property (XA_WM_NAME, str);
676	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	873	#if ENABLE_EWMH
		874	set_utf8_property (xa[XA_NET_WM_NAME], str);
		875	#endif
		876	}
		877
		878	void
		879	rxvt_term::set_icon_name (const char *str)
		880	{
		881	set_string_property (XA_WM_ICON_NAME, str);
		882	#if ENABLE_EWMH
		883	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		884	#endif
		885	}
		886
		887	#ifdef XTERM_COLOR_CHANGE
		888	void
		889	rxvt_term::set_window_color (int idx, const char *color)
		890	{
		891	rxvt_color xcol;
		892	int i;
		893
		894	if (color == NULL || *color == '\0')
		895	return;
		896
		897	color = strdup (color);
		898	allocated.push_back ((void *)color);
		899	rs[Rs_color + idx] = color;
		900
		901	/* handle color aliases */
		902	if (isdigit (*color))
		903	{
		904	i = atoi (color);
		905
		906	if (i >= 8 && i <= 15)
		907	{ /* bright colors */
		908	i -= 8;
		909	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		910	goto done;
		911	}
		912
		913	if (i >= 0 && i <= 7)
		914	{ /* normal colors */
		915	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		916	goto done;
		917	}
		918	}
		919
		920	set_color (xcol, color);
		921
		922	/*
		923	* FIXME: should free colors here, but no idea how to do it so instead,
		924	* so just keep gobbling up the colormap
		925	*/
		926
		927	pix_colors_focused[idx] = xcol;
		928
		929	/* XSetWindowAttributes attr; */
		930	/* Cursor cursor; */
		931	done:
		932
		933	#if OFF_FOCUS_FADING
		934	if (rs[Rs_fade])
		935	{
		936	rgba c;
		937	pix_colors [Color_fade].get (c);
		938	pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
		939	}
		940	#endif
		941
		942	/*TODO: handle Color_BD, scrollbar background, etc. */
		943
		944	recolour_cursor ();
		945	scr_recolour ();
		946	}
		947
677	#else	948	#else
678	char *name;
679
680	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681	name = NULL;
682	if (name == NULL || STRCMP(name, str))
683	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684	if (name)
685	XFree(name);
686	#endif
687	}
688
689	/* EXTPROTO */
690	void
691	rxvt_set_iconName(pR_ const char *str)
692	{
693	#ifndef SMART_WINDOW_TITLE
694	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
695	#else
696	char *name;
697
698	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699	name = NULL;
700	if (name == NULL || STRCMP(name, str))
701	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702	if (name)
703	XFree(name);
704	#endif
705	}
706
707	#ifdef XTERM_COLOR_CHANGE
708	/* EXTPROTO */
709	void
710	rxvt_set_window_color(pR_ int idx, const char *color)
711	{
712	rxvt_color xcol;
713	int i;
714
715	if (color == NULL || *color == '\0')
716	return;
717
718	/* handle color aliases */
719	if (isdigit(*color)) {
720	i = atoi(color);
721	if (i >= 8 && i <= 15) { /* bright colors */
722	i -= 8;
723	# ifndef NO_BRIGHTCOLOR
724	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
725	SET_PIXCOLOR(R, idx);
726	goto Done;
727	# endif
728	}
729	if (i >= 0 && i <= 7) { /* normal colors */
730	R->PixColors[idx] = R->PixColors[minCOLOR + i];
731	SET_PIXCOLOR(R, idx);
732	goto Done;
733	}
734	}
735	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736	return;
737	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738
739	/*
740	* FIXME: should free colors here, but no idea how to do it so instead,
741	* so just keep gobbling up the colormap
742	*/
743	# if 0
744	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[idx] == R->PixColors[i])
746	break;
747	if (i > Color_White) {
748	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750	DisplayPlanes(R->Xdisplay, Xscreen));
751	}
752	# endif
753
754	R->PixColors[idx] = xcol;
755	SET_PIXCOLOR(R, idx);
756
757	/* XSetWindowAttributes attr; */
758	/* Cursor cursor; */
759	Done:
760	if (idx == Color_bg && !(R->Options & Opt_transparent))
761	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762	R->PixColors[Color_bg]);
763
764	/* handle Color_BD, scrollbar background, etc. */
765
766	rxvt_set_colorfgbg(aR);
767	rxvt_recolour_cursor(aR);
768	/* the only reasonable way to enforce a clean update */
769	rxvt_scr_poweron(aR);
770	}
771
772	#else
773	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	949	# define set_window_color (idx,color) ((void)0)
774	#endif /* XTERM_COLOR_CHANGE */	950	#endif /* XTERM_COLOR_CHANGE */
775		951
776	/* EXTPROTO */
777	void	952	void
778	rxvt_recolour_cursor(pR)	953	rxvt_term::recolour_cursor ()
779	{	954	{
780	rxvt_color xcol[2];	955	XColor xcol[2];
781		956
782	#if TODO	957	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
783	xcol[0] = R->PixColors[Color_pointer];	958	? pix_colors_focused[Color_pointer_fg]
784	xcol[1] = R->PixColors[Color_bg];	959	: pix_colors_focused[Color_fg];
785	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	960	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		961	? pix_colors_focused[Color_pointer_bg]
		962	: pix_colors_focused[Color_bg];
		963
		964	XQueryColors (xdisp, cmap, xcol, 2);
786	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	965	XRecolorCursor (xdisp, TermWin_cursor, xcol + 0, xcol + 1);
787	#endif
788	}	966	}
789		967
790	/*----------------------------------------------------------------------*/	968	/*----------------------------------------------------------------------*/
791	/*	969	/*
792	* find if fg/bg matches any of the normal (low-intensity) colors	970	* find if fg/bg matches any of the normal (low-intensity) colors
793	*/	971	*/
794	/* INTPROTO */
795	void	972	void
796	rxvt_set_colorfgbg(pR)	973	rxvt_term::set_colorfgbg ()
797	{	974	{
798	unsigned int i;	975	unsigned int i;
799	const char *xpmb = "\0";	976	const char *xpmb = "\0";
800	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	977	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
801		978
802	R->env_colorfgbg =	979	strcpy (fstr, "default");
803	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	980	strcpy (bstr, "default");
804	STRCPY(fstr, "default");
805	STRCPY(bstr, "default");
806	for (i = Color_Black; i <= Color_White; i++)	981	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_fg] == R->PixColors[i]) {	982	if (pix_colors[Color_fg] == pix_colors[i])
		983	{
808	sprintf(fstr, "%d", (i - Color_Black));	984	sprintf (fstr, "%d", (i - Color_Black));
809	break;	985	break;
810	}	986	}
		987
811	for (i = Color_Black; i <= Color_White; i++)	988	for (i = Color_Black; i <= Color_White; i++)
812	if (R->PixColors[Color_bg] == R->PixColors[i]) {	989	if (pix_colors[Color_bg] == pix_colors[i])
		990	{
813	sprintf(bstr, "%d", (i - Color_Black));	991	sprintf (bstr, "%d", (i - Color_Black));
814	#ifdef XPM_BACKGROUND	992	#ifdef XPM_BACKGROUND
815	xpmb = "default;";	993	xpmb = "default;";
816	#endif	994	#endif
817	break;	995	break;
818	}	996	}
		997
819	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820	putenv(R->env_colorfgbg);
821
822	#ifndef NO_BRIGHTCOLOR
823	R->colorfgbg = DEFAULT_RSTYLE;
824	for (i = minCOLOR; i <= maxCOLOR; i++) {
825	if (R->PixColors[Color_fg] == R->PixColors[i])
826	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827	if (R->PixColors[Color_bg] == R->PixColors[i])
828	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829	}
830	#endif
831	}	999	}
832		1000
833	/*----------------------------------------------------------------------*/	1001	/*----------------------------------------------------------------------*/
834	/*
835	* Colour determination for low colour displays, routine from
836	* Hans de Goede <hans@highrise.nl>
837	*/
838		1002
839	/* EXTPROTO */	1003	bool
840	int	1004	rxvt_term::set_color (rxvt_color &color, const char *name)
841	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
842	{	1005	{
843	screen_in_out->set(aR_ colour);	1006	if (color.set (this, name))
844
845	if (!screen_in_out->set(aR_ colour)) {
846	rxvt_print_error("can't allocate colour: %s", colour);
847	return false;
848	}
849
850	return true;	1007	return true;
		1008
		1009	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1010	return false;
851	}	1011	}
852		1012
853	/* -------------------------------------------------------------------- *	1013	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	1014	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1015	* -------------------------------------------------------------------- */
856	/* EXTPROTO */
857	void	1016	void
858	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1017	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	int ignoreparent)
860	{	1018	{
861	int fix_screen;	1019	int fix_screen;
		1020	int old_width = szHint.width;
		1021	int old_height = szHint.height;
862		1022
		1023	window_calc (newwidth, newheight);
		1024	XSetWMNormalHints (xdisp, parent[0], &szHint);
		1025
		1026	if (!ignoreparent)
		1027	{
863	#ifdef SMART_RESIZE	1028	#ifdef SMART_RESIZE
864	int old_width = R->szHint.width, old_height = R->szHint.height;	1029	/*
865	#endif
866
867	rxvt_window_calc(aR_ width, height);
868	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869	if (!ignoreparent) {
870	#ifdef SMART_RESIZE
871	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1030	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873	* reposition window on resize depending on placement on screen	1031	* reposition window on resize depending on placement on screen
874	*/	1032	*/
875	int x, y, x1, y1;	1033	int x, y, x1, y1;
876	int dx, dy;	1034	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1035	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1036	Window unused_cr;
879		1037
880	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1038	XTranslateCoordinates (xdisp, parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1039	0, 0, &x, &y, &unused_cr);
882	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1040	XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1041	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1042	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1043	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1044	* our position for handles and decorations. Counter it
887	*/	1045	*/
888	if (x1 != x || y1 != y) {	1046	if (x1 != x || y1 != y)
		1047	{
889	x -= x1;	1048	x -= x1;
890	y -= y1;	1049	y -= y1;
891	}	1050	}
892		1051
893	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1052	x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
894	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1053	y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
895	dx = old_width - R->szHint.width;	1054	dx = old_width - szHint.width;
896	dy = old_height - R->szHint.height;	1055	dy = old_height - szHint.height;
897		1056
898	/* Check position of the center of the window */	1057	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1058	if (x < x1) /* left half */
900	dx = 0;	1059	dx = 0;
901	else if (x == x1) /* exact center */	1060	else if (x == x1) /* exact center */
902	dx /= 2;	1061	dx /= 2;
903	if (y < y1) /* top half */	1062	if (y < y1) /* top half */
904	dy = 0;	1063	dy = 0;
905	else if (y == y1) /* exact center */	1064	else if (y == y1) /* exact center */
906	dy /= 2;	1065	dy /= 2;
907		1066
908	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1067	XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
909	R->szHint.width, R->szHint.height);	1068	szHint.width, szHint.height);
910	#else	1069	#else
911	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1070	XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
912	R->szHint.height);
913	#endif	1071	#endif
914	}	1072	}
915		1073
916	fix_screen = (R->TermWin.ncol != R->prev_ncol	1074	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917	|| R->TermWin.nrow != R->prev_nrow);	1075
918	if (fix_screen || width != R->old_width || height != R->old_height) {	1076	if (fix_screen || newwidth != old_width || newheight != old_height)
919	if (scrollbar_visible(R)) {	1077	{
		1078	if (scrollBar.state)
		1079	{
920	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1080	XMoveResizeWindow (xdisp, scrollBar.win,
		1081	window_sb_x, 0,
921	0, scrollbar_TotalWidth(), R->szHint.height);	1082	scrollbar_TotalWidth (), szHint.height);
922	rxvt_Resize_scrollBar(aR);	1083	resize_scrollbar ();
923	}	1084	}
924	if (menubar_visible(R))	1085
925	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1086	XMoveResizeWindow (xdisp, vt,
926	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1087	window_vt_x, window_vt_y,
927	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
928	R->window_vt_y, TermWin_TotalWidth(),
929	TermWin_TotalHeight());	1088	width, height);
930	#ifdef RXVT_GRAPHICS	1089
931	if (R->old_height)
932	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933	R->old_height - R->szHint.base_height);
934	#endif
935	rxvt_scr_clear(aR);	1090	scr_clear ();
936	#ifdef XPM_BACKGROUND	1091	#ifdef XPM_BACKGROUND
937	rxvt_resize_pixmap(aR);	1092	resize_pixmap ();
938	#endif	1093	#endif
939	}	1094	}
940		1095
941	if (fix_screen || R->old_height == 0) {	1096	if (fix_screen || old_height == 0)
942	int curr_screen = -1;
943	uint16_t old_ncol = R->prev_ncol;
944
945	/* scr_reset only works on the primary screen */
946	if (R->old_height) /* this is not the first time through */
947	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
948
949	R->scr_reset();	1097	scr_reset ();
950		1098
951	if (curr_screen >= 0) { /* this is not the first time through */	1099	#ifdef XPM_BACKGROUND
952	rxvt_scr_change_screen(aR_ curr_screen);	1100	if (pixmap)
953	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));	1101	scr_touch (false);
954	}	1102	#endif
955	}
956
957	R->old_width = R->szHint.width;
958	R->old_height = R->szHint.height;
959		1103
960	#ifdef USE_XIM	1104	#ifdef USE_XIM
961	rxvt_IMSetStatusPosition(aR);	1105	IMSetStatusPosition ();
962	#endif	1106	#endif
963	}	1107	}
964		1108
965	/*	1109	/*
966	* Set the width/height of the vt window in characters. Units are pixels.	1110	* Set the width/height of the vt window in characters. Units are pixels.
967	* good for toggling 80/132 columns	1111	* good for toggling 80/132 columns
968	*/	1112	*/
969	/* EXTPROTO */
970	void	1113	void
971	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1114	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972	{	1115	{
973	XWindowAttributes wattr;	1116	XWindowAttributes wattr;
974		1117
975	if (width == 0 || height == 0) {	1118	if (newwidth == 0 || newheight == 0)
		1119	{
976	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1120	XGetWindowAttributes (xdisp, display->root, &wattr);
		1121
977	if (width == 0)	1122	if (newwidth == 0)
978	width = wattr.width - R->szHint.base_width;	1123	newwidth = wattr.width - szHint.base_width;
979	if (height == 0)	1124	if (newheight == 0)
980	height = wattr.height - R->szHint.base_height;	1125	newheight = wattr.height - szHint.base_height;
		1126	}
		1127
		1128	if (newwidth != width || newheight != height)
981	}	1129	{
982	if (width != R->TermWin.width || height != R->TermWin.height) {
983	width += R->szHint.base_width;	1130	newwidth += szHint.base_width;
984	height += R->szHint.base_height;	1131	newheight += szHint.base_height;
985	rxvt_resize_all_windows(aR_ width, height, 0);	1132	resize_all_windows (newwidth, newheight, 0);
986	}	1133	}
987	}	1134	}
988		1135
989	/* -------------------------------------------------------------------- *	1136	/* -------------------------------------------------------------------- *
990	* - X INPUT METHOD ROUTINES - *	1137	* - X INPUT METHOD ROUTINES - *
991	* -------------------------------------------------------------------- */	1138	* -------------------------------------------------------------------- */
992	#ifdef USE_XIM	1139	#ifdef USE_XIM
993	/* INTPROTO */
994	void
995	rxvt_setSize(pR_ XRectangle * size)
996	{
997	size->x = R->TermWin.int_bwidth;
998	size->y = R->TermWin.int_bwidth;
999	size->width = Width2Pixel(R->TermWin.ncol);
1000	size->height = Height2Pixel(R->TermWin.nrow);
1001	}
1002		1140
1003	/* INTPROTO */
1004	void	1141	void
1005	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1142	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006	{	1143	{
1007	*fg = R->PixColors[Color_fg];	1144	fg = pix_colors[Color_fg];
1008	*bg = R->PixColors[Color_bg];	1145	bg = pix_colors[Color_bg];
		1146	}
		1147
		1148	void
		1149	rxvt_term::im_set_size (XRectangle &size)
		1150	{
		1151	// the int_bwidth terms make no sense to me
		1152	size.x = int_bwidth;
		1153	size.y = int_bwidth;
		1154	size.width = Width2Pixel (ncol) + int_bwidth;
		1155	size.height = Height2Pixel (nrow) + int_bwidth;
		1156	}
		1157
		1158	void
		1159	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1160	XRectangle &status_rect,
		1161	const XRectangle &needed_rect)
		1162	{
		1163	preedit_rect.x = needed_rect.width;
		1164	preedit_rect.y = 0;
		1165	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1166	preedit_rect.height = fheight;
		1167
		1168	status_rect.x = 0;
		1169	status_rect.y = 0;
		1170	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1171	status_rect.height = fheight;
1009	}	1172	}
1010		1173
1011	/* Checking whether input method is running. */	1174	/* Checking whether input method is running. */
1012	/* INTPROTO */
1013	Bool	1175	bool
1014	rxvt_IMisRunning(pR)	1176	rxvt_term::IMisRunning ()
1015	{	1177	{
1016	char *p;	1178	char *p;
1017	Atom atom;	1179	Atom atom;
1018	Window win;	1180	Window win;
1019	char server[IMBUFSIZ];	1181	char server[IMBUFSIZ];
1020		1182
1021	/* get current locale modifier */	1183	/* get current locale modifier */
1022	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1184	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1185	{
1023	STRCPY(server, "@server=");	1186	strcpy (server, "@server=");
1024	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1187	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1188
1025	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1189	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1026	*p = '\0';	1190	*p = '\0';
1027		1191
1028	atom = XInternAtom(R->Xdisplay, server, False);	1192	atom = XInternAtom (xdisp, server, False);
1029	win = XGetSelectionOwner(R->Xdisplay, atom);	1193	win = XGetSelectionOwner (xdisp, atom);
		1194
1030	if (win != None)	1195	if (win != None)
1031	return True;	1196	return True;
1032	}	1197	}
		1198
1033	return False;	1199	return False;
1034	}	1200	}
1035		1201
1036	/* EXTPROTO */
1037	void	1202	void
1038	rxvt_IMSendSpot(pR)	1203	rxvt_term::IMSendSpot ()
1039	{	1204	{
1040	XPoint spot;	1205	XPoint nspot;
1041	XVaNestedList preedit_attr;	1206	XVaNestedList preedit_attr;
1042		1207
1043	if (R->Input_Context == NULL	1208	if (!Input_Context
1044	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1209	|| !focus
1045	|| !(R->event_type == KeyPress	1210	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1046	|| R->event_type == Expose
1047	|| R->event_type == NoExpose
1048	|| R->event_type == SelectionNotify
1049	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1050	|| !rxvt_IMisRunning(aR))
1051	return;	1211	return;
1052		1212
1053	rxvt_setPosition(aR_ & spot);	1213	im_set_position (nspot);
1054		1214
		1215	if (nspot.x == spot.x && nspot.y == spot.y)
		1216	return;
		1217
		1218	spot = nspot;
		1219
1055	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1220	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1221	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057	XFree(preedit_attr);	1222	XFree (preedit_attr);
1058	}	1223	}
1059		1224
1060	/* EXTPROTO */
1061	void	1225	void
1062	rxvt_setTermFontSet(pR_ int idx)	1226	rxvt_term::im_destroy ()
1063	{	1227	{
1064	char *string;	1228	if (input_method)
1065	long length;	1229	{
1066	int success = 0;	1230	if (Input_Context && input_method->xim)
		1231	XDestroyIC (Input_Context);
1067		1232
1068	if (idx < 0 || idx >= MAX_NFONTS)	1233	display->put_xim (input_method);
1069	return;	1234	input_method = 0;
1070	}	1235	}
1071		1236
1072	/* INTPROTO */
1073	void
1074	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075	XRectangle * needed_rect)
1076	{
1077	int mbh, vtx = 0;
1078
1079	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080	vtx = scrollbar_TotalWidth();
1081	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082	mbh -= R->TermWin.lineSpace;
1083
1084	preedit_rect->x = needed_rect->width + vtx;
1085	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088	+ vtx;
1089	preedit_rect->height = Height2Pixel(1);
1090
1091	status_rect->x = vtx;
1092	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094	status_rect->width = needed_rect->width ? needed_rect->width
1095	: Width2Pixel(R->TermWin.ncol + 1);
1096	status_rect->height = Height2Pixel(1);
1097	}
1098
1099	/* ARGSUSED */
1100	/* INTPROTO */
1101	void
1102	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103	__attribute__ ((unused)), XPointer call_data
1104	__attribute__ ((unused)))
1105	{
1106	dR;
1107
1108	R->Input_Context = NULL;	1237	Input_Context = 0;
1109	/* To avoid Segmentation Fault in C locale: Solaris only? */
1110	if (STRCMP(R->locale, "C"))
1111	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112	rxvt_IMInstantiateCallback, NULL);
1113	}	1238	}
		1239
		1240	#ifdef ENABLE_XIM_ONTHESPOT
		1241
		1242	static void
		1243	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1244	{
		1245	((rxvt_term *)client_data)->make_current ();
		1246	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1247	}
		1248
		1249	static void
		1250	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1251	{
		1252	((rxvt_term *)client_data)->make_current ();
		1253	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1254	}
		1255
		1256	static void
		1257	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1258	{
		1259	rxvt_term *term = (rxvt_term *)client_data;
		1260	XIMText *text = call_data->text;
		1261
		1262	term->make_current ();
		1263
		1264	if (text)
		1265	{
		1266	void *str;
		1267
		1268	if (!text->encoding_is_wchar && text->string.multi_byte)
		1269	{
		1270	// of course, X makes it ugly again
		1271	if (term->rs[Rs_imLocale])
		1272	SET_LOCALE (term->rs[Rs_imLocale]);
		1273
		1274	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1275	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1276
		1277	if (term->rs[Rs_imLocale])
		1278	SET_LOCALE (term->locale);
		1279	}
		1280	else
		1281	str = (void *)text->string.wide_char;
		1282
		1283	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1284	DT_INT, call_data->caret,
		1285	DT_INT, call_data->chg_first,
		1286	DT_INT, call_data->chg_length,
		1287	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1288	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1289	DT_END));
		1290	}
		1291	else
		1292	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1293	DT_INT, call_data->caret,
		1294	DT_INT, call_data->chg_first,
		1295	DT_INT, call_data->chg_length,
		1296	DT_END));
		1297	}
		1298
		1299	#if 0
		1300	static void
		1301	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1302	{
		1303	((rxvt_term *)client_data)->make_current ();
		1304	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1305	DT_INT, call_data->position,
		1306	DT_INT, call_data->direction,
		1307	DT_INT, call_data->style,
		1308	DT_END));
		1309	}
		1310	#endif
		1311
		1312	#endif
1114		1313
1115	/*	1314	/*
1116	* X manual pages and include files don't match on some systems:	1315	* Try to open a XIM with the current modifiers, then see if we can
1117	* some think this is an XIDProc and others an XIMProc so we can't	1316	* open a suitable preedit type
1118	* use the first argument - need to update this to be nice for
1119	* both types via some sort of configure detection
1120	*/	1317	*/
1121	/* ARGSUSED */	1318	bool
1122	/* EXTPROTO */	1319	rxvt_term::IM_get_IC (const char *modifiers)
1123	void
1124	rxvt_IMInstantiateCallback(Display * unused
1125	__attribute__ ((unused)), XPointer client_data
1126	__attribute__ ((unused)), XPointer call_data
1127	__attribute__ ((unused)))
1128	{	1320	{
1129	dR;	1321	int i, j, found;
1130	int i, found, had_im;	1322	XIM xim;
		1323	XPoint spot;
		1324	XRectangle rect, status_rect, needed_rect;
		1325	unsigned long fg, bg;
		1326	const char *p;
		1327	char **s;
		1328	XIMStyles *xim_styles;
		1329	#ifdef ENABLE_XIM_ONTHESPOT
		1330	XIMCallback xcb[4];
		1331	#endif
		1332
		1333	set_environ (envv);
		1334
		1335	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1336	return false;
		1337
		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	#ifdef ENABLE_XIM_ONTHESPOT
		1375	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1376	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1377	#endif
		1378	else
		1379	input_style = XIMPreeditNothing | XIMStatusNothing;
		1380
		1381	for (j = 0; j < xim_styles->count_styles; j++)
		1382	if (input_style == xim_styles->supported_styles[j])
		1383	{
		1384	rxvt_freecommastring (s);
		1385
		1386	found = 1;
		1387	goto foundpet;
		1388	}
		1389
		1390	}
		1391
		1392	rxvt_freecommastring (s);
		1393	}
		1394
		1395	foundpet:
		1396
		1397	XFree (xim_styles);
		1398
		1399	if (!found)
		1400	{
		1401	im_destroy ();
		1402	return false;
		1403	}
		1404
		1405	XFontSet fs = 0;
		1406	XVaNestedList preedit_attr = 0, status_attr = 0;
		1407
		1408	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1409	{
		1410	// fake us a font-set, please
		1411	char **missing_charset_list;
		1412	int missing_charset_count;
		1413	char *def_string;
		1414	char pat[512];
		1415
		1416	sprintf (pat,
		1417	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1418	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1419	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1420	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1421	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1422	"*",
		1423	fheight,
		1424	fheight + 1, fheight - 1,
		1425	fheight - 2, fheight + 2);
		1426
		1427	fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1428	&missing_charset_list, &missing_charset_count, &def_string);
		1429
		1430	if (missing_charset_list)
		1431	XFreeStringList (missing_charset_list);
		1432
		1433	if (!fs)
		1434	{
		1435	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1436	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1437	}
		1438	}
		1439
		1440	if (input_style & XIMPreeditPosition)
		1441	{
		1442	im_set_size (rect);
		1443	im_set_position (spot);
		1444	im_set_color (fg, bg);
		1445
		1446	preedit_attr = XVaCreateNestedList (0,
		1447	XNForeground, fg,
		1448	XNBackground, bg,
		1449	XNArea, &rect,
		1450	XNSpotLocation, &spot,
		1451	XNFontSet, fs,
		1452	NULL);
		1453	}
		1454	else if (input_style & XIMPreeditArea)
		1455	{
		1456	im_set_color (fg, bg);
		1457
		1458	/*
		1459	* The necessary width of preedit area is unknown
		1460	* until create input context.
		1461	*/
		1462	needed_rect.width = 0;
		1463	im_set_preedit_area (rect, status_rect, needed_rect);
		1464
		1465	preedit_attr = XVaCreateNestedList (0,
		1466	XNForeground, fg,
		1467	XNBackground, bg,
		1468	XNArea, &rect,
		1469	XNFontSet, fs,
		1470	NULL);
		1471	status_attr = XVaCreateNestedList (0,
		1472	XNForeground, fg,
		1473	XNBackground, bg,
		1474	XNArea, &status_rect,
		1475	XNFontSet, fs,
		1476	NULL);
		1477	}
		1478	#if ENABLE_XIM_ONTHESPOT
		1479	else if (input_style & XIMPreeditCallbacks)
		1480	{
		1481	im_set_position (spot);
		1482
		1483	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1484	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1485	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1486	# if 0
		1487	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1488	# endif
		1489
		1490	preedit_attr = XVaCreateNestedList (0,
		1491	XNSpotLocation, &spot,
		1492	XNPreeditStartCallback, &xcb[0],
		1493	XNPreeditDoneCallback , &xcb[1],
		1494	XNPreeditDrawCallback , &xcb[2],
		1495	# if 0
		1496	XNPreeditCaretCallback, &xcb[3],
		1497	# endif
		1498	NULL);
		1499	}
		1500	#endif
		1501
		1502	Input_Context = XCreateIC (xim,
		1503	XNInputStyle, input_style,
		1504	XNClientWindow, vt,
		1505	XNFocusWindow, parent[0],
		1506	preedit_attr ? XNPreeditAttributes : NULL,
		1507	preedit_attr,
		1508	status_attr ? XNStatusAttributes : NULL,
		1509	status_attr, NULL);
		1510
		1511	if (preedit_attr) XFree (preedit_attr);
		1512	if (status_attr) XFree (status_attr);
		1513	if (fs) XFreeFontSet (xdisp, fs);
		1514
		1515	if (Input_Context == NULL)
		1516	{
		1517	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1518	im_destroy ();
		1519	return false;
		1520	}
		1521
		1522	#if 0
		1523	// unfortunately, only the focus window is used by XIM, hard to fix
		1524	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1525	vt_select_input ();
		1526	#endif
		1527
		1528	if (input_style & XIMPreeditArea)
		1529	IMSetStatusPosition ();
		1530
		1531	return true;
		1532	}
		1533
		1534	void
		1535	rxvt_term::im_cb ()
		1536	{
		1537	int i;
1131	const char *p;	1538	const char *p;
1132	char **s;	1539	char **s;
1133	char buf[IMBUFSIZ];	1540	char buf[IMBUFSIZ];
1134		1541
1135	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1542	make_current ();
		1543
		1544	im_destroy ();
		1545
1136	if (R->Input_Context)	1546	if (Input_Context)
1137	return;	1547	return;
1138		1548
1139	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1549	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140	if (R->rs[Rs_imLocale])	1550	if (rs[Rs_imLocale])
1141	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1551	SET_LOCALE (rs[Rs_imLocale]);
1142	#endif	1552	#endif
1143		1553
1144	p = R->rs[Rs_inputMethod];	1554	p = rs[Rs_inputMethod];
1145	if (p && *p)	1555	if (p && *p)
1146	{	1556	{
1147	bool found = false;	1557	bool found = false;
1148		1558
1149	s = rxvt_splitcommastring (p);	1559	s = rxvt_splitcommastring (p);
		1560
1150	for (i = 0; s[i]; i++)	1561	for (i = 0; s[i]; i++)
1151	{	1562	{
1152	if (*s[i])	1563	if (*s[i])
1153	{	1564	{
1154	STRCPY (buf, "@im=");	1565	strcpy (buf, "@im=");
1155	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1566	strncat (buf, s[i], IMBUFSIZ - 5);
1156	if ((p = XSetLocaleModifiers (buf)) && *p	1567	if (IM_get_IC (buf))
1157	&& rxvt_IM_get_IC (aR))
1158	{	1568	{
1159	found = true;	1569	found = true;
1160	break;	1570	break;
1161	}	1571	}
1162	}	1572	}
1163	}	1573	}
1164	for (i = 0; s[i]; i++)	1574
1165	free(s[i]);	1575	rxvt_freecommastring (s);
1166	free(s);
1167		1576
1168	if (found)	1577	if (found)
1169	goto done;	1578	goto done;
1170	}	1579	}
1171		1580
1172	/* try with XMODIFIERS env. var. */	1581	/* try with XMODIFIERS env. var. */
1173	if ((p = XSetLocaleModifiers ("")) && *p	1582	if (IM_get_IC (""))
1174	&& rxvt_IM_get_IC (aR))
1175	goto done;	1583	goto done;
1176		1584
1177	/* try with no modifiers base IF the user didn't specify an IM */	1585	/* try with no modifiers base IF the user didn't specify an IM */
1178	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1586	if (IM_get_IC ("@im=none"))
1179	&& rxvt_IM_get_IC (aR) == True)
1180	goto done;	1587	goto done;
1181		1588
1182	done:	1589	done:
1183	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1590	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184	if (R->rs[Rs_imLocale])	1591	if (rs[Rs_imLocale])
1185	setlocale (LC_CTYPE, R->locale);	1592	SET_LOCALE (locale);
1186	#endif	1593	#endif
1187	}	1594	}
1188		1595
1189	/*	1596	void
1190	* Try to open a XIM with the current modifiers, then see if we can	1597	rxvt_term::IMSetStatusPosition ()
1191	* open a suitable preedit type
1192	*/
1193	/* INTPROTO */
1194	Bool
1195	rxvt_IM_get_IC(pR)
1196	{	1598	{
1197	int i, j, found;
1198	XIM xim;
1199	XPoint spot;
1200	XRectangle rect, status_rect, needed_rect;	1599	XRectangle preedit_rect, status_rect, *needed_rect;
1201	unsigned long fg, bg;
1202	const char *p;
1203	char **s;
1204	XIMStyles *xim_styles;
1205	XVaNestedList preedit_attr, status_attr;	1600	XVaNestedList preedit_attr, status_attr;
1206	XIMCallback ximcallback;
1207		1601
1208	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1602	if (!Input_Context
1209	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1603	|| !focus
1210	if (xim == NULL)
1211	return False;
1212
1213	xim_styles = NULL;
1214	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215	|| !xim_styles || !xim_styles->count_styles) {
1216	XCloseIM(xim);
1217	return False;
1218	}
1219
1220	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221	: "OverTheSpot,OffTheSpot,Root";
1222	s = rxvt_splitcommastring(p);
1223	for (i = found = 0; !found && s[i]; i++) {
1224	if (!STRCMP(s[i], "OverTheSpot"))
1225	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226	else if (!STRCMP(s[i], "OffTheSpot"))
1227	R->input_style = (XIMPreeditArea | XIMStatusArea);
1228	else if (!STRCMP(s[i], "Root"))
1229	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231	for (j = 0; j < xim_styles->count_styles; j++)
1232	if (R->input_style == xim_styles->supported_styles[j]) {
1233	found = 1;
1234	break;
1235	}
1236	}
1237	for (i = 0; s[i]; i++)
1238	free(s[i]);
1239	free(s);
1240	XFree(xim_styles);
1241
1242	if (!found) {
1243	XCloseIM(xim);
1244	return False;
1245	}
1246
1247	ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249	/* XXX: not sure why we need this (as well as IC one below) */
1250	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252	preedit_attr = status_attr = NULL;
1253
1254	if (R->input_style & XIMPreeditPosition) {
1255	rxvt_setSize(aR_ & rect);
1256	rxvt_setPosition(aR_ & spot);
1257	rxvt_setColor(aR_ & fg, &bg);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNSpotLocation, &spot,
1261	XNForeground, fg, XNBackground, bg,
1262	//XNFontSet, R->TermWin.fontset,
1263	NULL);
1264	} else if (R->input_style & XIMPreeditArea) {
1265	rxvt_setColor(aR_ & fg, &bg);
1266
1267	/*
1268	* The necessary width of preedit area is unknown
1269	* until create input context.
1270	*/
1271	needed_rect.width = 0;
1272
1273	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, R->TermWin.fontset,
1278	NULL);
1279	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280	XNForeground, fg, XNBackground, bg,
1281	//XNFontSet, R->TermWin.fontset,
1282	NULL);
1283	}
1284	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285	XNClientWindow, R->TermWin.parent[0],
1286	XNFocusWindow, R->TermWin.parent[0],
1287	XNDestroyCallback, &ximcallback,
1288	preedit_attr ? XNPreeditAttributes : NULL,
1289	preedit_attr,
1290	status_attr ? XNStatusAttributes : NULL,
1291	status_attr, NULL);
1292	if (preedit_attr)
1293	XFree(preedit_attr);
1294	if (status_attr)
1295	XFree(status_attr);
1296	if (R->Input_Context == NULL) {
1297	rxvt_print_error("failed to create input context");
1298	XCloseIM(xim);
1299	return False;
1300	}
1301	if (R->input_style & XIMPreeditArea)	1604	|| !(input_style & XIMPreeditArea)
1302	rxvt_IMSetStatusPosition(aR);
1303	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304	return True;
1305	}
1306
1307	/* EXTPROTO */
1308	void
1309	rxvt_IMSetStatusPosition(pR)
1310	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;
1313
1314	if (R->Input_Context == NULL
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))	1605	|| !IMisRunning ())
1317	return;	1606	return;
1318		1607
1319	/* Getting the necessary width of preedit area */	1608	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1609	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1610	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1611	XFree (status_attr);
1323		1612
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1613	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1614	XFree (needed_rect);
1325		1615
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1616	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1617	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1618
1329	XSetICValues(R->Input_Context,	1619	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1620	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1621	XNStatusAttributes, status_attr, NULL);
1332		1622
1333	XFree(preedit_attr);	1623	XFree (preedit_attr);
1334	XFree(status_attr);	1624	XFree (status_attr);
1335	}	1625	}
1336	#endif /* USE_XIM */	1626	#endif /* USE_XIM */
1337		1627
1338	/*----------------------------------------------------------------------*/
1339	rxvt_t rxvt_current_term;
1340
1341	/*----------------------- end-of-file (C source) -----------------------*/	1628	/*----------------------- end-of-file (C source) -----------------------*/

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