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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 1.210 by root, Tue Jan 31 16:19:16 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	#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	{
80	rxvt_scr_release (this);	208	termlist.erase (find (termlist.begin (), termlist.end(), this));
81		209
82	#ifndef NO_SETOWNER_TTYDEV	210	emergency_cleanup ();
83	rxvt_privileged_ttydev (this, RESTORE);	211
		212	#if ENABLE_STYLES
		213	for (int i = RS_styleCount; --i; )
		214	if (fontset[i] != fontset[0])
		215	delete fontset[i];
84	#endif	216	#endif
85	#ifdef UTMP_SUPPORT	217	delete fontset[0];
86	rxvt_privileged_utmp (this, RESTORE);	218
87	#endif	219	if (display)
		220	{
		221	selection_clear ();
		222
88	#ifdef USE_XIM	223	#ifdef USE_XIM
89	if (Input_Context != NULL)	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 ();
90	{	258	}
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		259
96	if (cmd_fd >= 0)	260	// TODO: free pixcolours, colours should become part of rxvt_display
97	close (cmd_fd);	261	delete pix_colors_focused;
		262	#if OFF_FOCUS_FADING
		263	delete pix_colors_unfocused;
		264	#endif
98		265
99	if (Xfd >= 0)	266	displays.put (display);
100	XCloseDisplay (Xdisplay);
101		267
102	delete PixColors;	268	scr_release ();
		269
		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);
		278	free (locale);
		279	free (v_buffer);
		280	free (incr_buf);
		281
		282	delete envv;
		283	delete argv;
		284
		285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	}
		289
		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 ();
103	}	300	}
104		301
105	void	302	void
106	rxvt_term::destroy ()	303	rxvt_term::destroy ()
107	{	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
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_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	*/
315	void	537	void
316	rxvt_clean_exit ()	538	sig_term (sig_watcher &w)
317	{	539	{
318	dR;	540	rxvt_emergency_cleanup ();
		541	signal (w.signum, SIG_DFL);
		542	kill (getpid (), w.signum);
		543	}
319		544
320	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 ();
321	}	575	}
322		576
323	/* ------------------------------------------------------------------------- *	577	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	578	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	579	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	580	void *
327	void *
328	rxvt_malloc(size_t size)	581	rxvt_malloc (size_t size)
329	{	582	{
330	void *p;
331
332	p = malloc(size);	583	void *p = malloc (size);
		584
333	if (p)	585	if (!p)
		586	rxvt_fatal ("memory allocation failure. aborting.\n");
		587
334	return p;	588	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}	589	}
341		590
342	/* EXTPROTO */	591	void *
343	void *
344	rxvt_calloc(size_t number, size_t size)	592	rxvt_calloc (size_t number, size_t size)
345	{	593	{
346	void *p;
347
348	p = calloc(number, size);	594	void *p = calloc (number, size);
		595
349	if (p)	596	if (!p)
		597	rxvt_fatal ("memory allocation failure. aborting.\n");
		598
350	return p;	599	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}	600	}
357		601
358	/* EXTPROTO */	602	void *
359	void *
360	rxvt_realloc(void *ptr, size_t size)	603	rxvt_realloc (void *ptr, size_t size)
361	{	604	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	605	void *p = realloc (ptr, size);
366	else	606
367	p = malloc(size);
368	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
369	return p;	610	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	611	}
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		612
504	/*----------------------------------------------------------------------*/	613	/*----------------------------------------------------------------------*/
505	/*	614	/*
506	* window size/position calculcations for XSizeHint and other storage.	615	* window size/position calculcations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	616	* if width/height are non-zero then override calculated width/height
508	*/	617	*/
509	/* EXTPROTO */
510	void	618	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	619	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	620	{
513	short recalc_x, recalc_y;	621	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	622	int x, y, sb_w, flags;
515	unsigned int w, h;	623	unsigned int w, h;
516	unsigned int max_width, max_height;	624	unsigned int max_width, max_height;
517		625
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
520	R->szHint.height));
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	626	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	627	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	628	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		629
525	recalc_x = recalc_y = 0;	630	recalc_x = recalc_y = 0;
526	flags = 0;	631	flags = 0;
		632
527	if (!R->parsed_geometry) {	633	if (!parsed_geometry)
		634	{
528	R->parsed_geometry = 1;	635	parsed_geometry = 1;
		636
529	if (R->rs[Rs_geometry])	637	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	638	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		639
531	if (flags & WidthValue) {	640	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	641	{
		642	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	643	szHint.flags |= USSize;
534	}	644	}
		645
535	if (flags & HeightValue) {	646	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	647	{
		648	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	649	szHint.flags |= USSize;
538	}	650	}
		651
539	if (flags & XValue) {	652	if (flags & XValue)
		653	{
540	R->szHint.x = x;	654	szHint.x = x;
541	R->szHint.flags |= USPosition;	655	szHint.flags |= USPosition;
		656
542	if (flags & XNegative) {	657	if (flags & XNegative)
		658	{
543	recalc_x = 1;	659	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	660	szHint.win_gravity = NorthEastGravity;
545	}	661	}
546	}	662	}
		663
547	if (flags & YValue) {	664	if (flags & YValue)
		665	{
548	R->szHint.y = y;	666	szHint.y = y;
549	R->szHint.flags |= USPosition;	667	szHint.flags |= USPosition;
		668
550	if (flags & YNegative) {	669	if (flags & YNegative)
		670	{
551	recalc_y = 1;	671	recalc_y = 1;
		672
552	if (R->szHint.win_gravity == NorthEastGravity)	673	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	674	szHint.win_gravity = SouthEastGravity;
554	else	675	else
555	R->szHint.win_gravity = SouthWestGravity;	676	szHint.win_gravity = SouthWestGravity;
556	}	677	}
557	}	678	}
558	}	679	}
		680
559	/* TODO: BOUNDS */	681	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	682	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	683	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	684	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	685	max_height = MAX_ROWS * fheight;
564		686
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	687	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		688
567	sb_w = mb_h = 0;	689	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	690	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	691
		692	if (scrollBar.state)
		693	{
570	sb_w = scrollbar_TotalWidth();	694	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	695	szHint.base_width += sb_w;
572	if (!(R->Options & Opt_scrollBar_right))	696	if (!OPTION (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	697	window_vt_x += sb_w;
574	}	698	}
575	if (menubar_visible(R)) {	699
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;	700	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	701	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	702	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	703	szHint.min_height = szHint.base_height + szHint.height_inc;
584		704
585	if (width && width - R->szHint.base_width < max_width) {	705	if (newwidth && newwidth - szHint.base_width < max_width)
		706	{
586	R->szHint.width = width;	707	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	708	width = newwidth - szHint.base_width;
588	} else {	709	}
589	MIN_IT(R->TermWin.width, max_width);	710	else
		711	{
		712	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	713	szHint.width = szHint.base_width + width;
591	}	714	}
		715
592	if (height && height - R->szHint.base_height < max_height) {	716	if (newheight && newheight - szHint.base_height < max_height)
		717	{
593	R->szHint.height = height;	718	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	719	height = newheight - szHint.base_height;
595	} else {	720	}
596	MIN_IT(R->TermWin.height, max_height);	721	else
		722	{
		723	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	724	szHint.height = szHint.base_height + height;
598	}	725	}
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	726
		727	if (scrollBar.state && OPTION (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	728	window_sb_x = szHint.width - sb_w;
601		729
602	if (recalc_x)	730	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	731	szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	732
605	if (recalc_y)	733	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	734	szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		735
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	736	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	737	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
613	R->szHint.height));
614	return;
615	}	738	}
616		739
617	/*----------------------------------------------------------------------*/	740	/*----------------------------------------------------------------------*/
618	/*	741	/*
619	* Tell the teletype handler what size the window is.	742	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	743	* Called after a window size change.
621	*/	744	*/
622	void	745	void
623	rxvt_term::tt_winch ()	746	rxvt_term::tt_winch ()
624	{	747	{
625	struct winsize ws;	748	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	749	return;
629		750
		751	struct winsize ws;
		752
630	ws.ws_col = TermWin.ncol;	753	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	754	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	755	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	756	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	757	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	758
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	759	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	760	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	761	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	762	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	763	#endif
643	}	764	}
644		765
645	/*----------------------------------------------------------------------*/	766	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	767	/* set_fonts () - load and set the various fonts
647	/*	768	*
648	* init = 1 - initialize	769	* init = 1 - initialize
649	*	770	*
650	* fontname == FONT_UP - switch to bigger font	771	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	772	* fontname == FONT_DN - switch to smaller font
652	*/	773	*/
653	/* EXTPROTO */	774	bool
654	void	775	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	776	{
657	}	777	rxvt_fontset *fs = new rxvt_fontset (this);
		778	rxvt_fontprop prop;
658		779
659	/* INTPROTO */	780	if (!fs
660	void	781	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
661	rxvt_font_up_down(pR_ int n, int direction)	782	|| !fs->realize_font (1))
		783	{
		784	delete fs;
		785	return false;
		786	}
		787
		788	#if ENABLE_STYLES
		789	for (int i = RS_styleCount; --i; )
		790	if (fontset[i] != fontset[0])
		791	delete fontset[i];
		792	#endif
		793
		794	delete fontset[0];
		795	fontset[0] = fs;
		796
		797	prop = (*fs)[1]->properties ();
		798	prop.height += lineSpace;
		799	fs->set_prop (prop);
		800
		801	fwidth = prop.width;
		802	fheight = prop.height;
		803	fbase = prop.ascent;
		804
		805	for (int style = 1; style < 4; style++)
		806	{
		807	#if ENABLE_STYLES
		808	const char *res = rs[Rs_font + style];
		809
		810	if (res && !*res)
		811	fontset[style] = fontset[0];
		812	else
		813	{
		814	fontset[style] = fs = new rxvt_fontset (this);
		815	rxvt_fontprop prop2 = prop;
		816
		817	if (res)
		818	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		819	else
		820	{
		821	res = fontset[0]->fontdesc;
		822
		823	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		824	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		825	}
		826
		827	fs->populate (res);
		828	fs->set_prop (prop2);
		829	}
		830	#else
		831	fontset[style] = fontset[0];
		832	#endif
		833	}
		834
		835	if (parent[0])
		836	{
		837	resize_all_windows (0, 0, 0);
		838	scr_remap_chars ();
		839	scr_touch (true);
		840	}
		841
		842	return true;
		843	}
		844
		845	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	846	{
		847	XChangeProperty (xdisp, parent[0],
		848	prop, XA_STRING, 8, PropModeReplace,
		849	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		850	}
		851
		852	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		853	{
		854	wchar_t *ws = rxvt_mbstowcs (str, len);
		855	char *s = rxvt_wcstoutf8 (ws);
		856
		857	XChangeProperty (xdisp, parent[0],
		858	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		859	(const unsigned char *)s, strlen (s));
		860
		861	free (s);
		862	free (ws);
663	}	863	}
664		864
665	/*----------------------------------------------------------------------*/	865	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	866	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	867	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	868	void
670	rxvt_set_title(pR_ const char *str)	869	rxvt_term::set_title (const char *str)
671	{	870	{
672	#ifndef SMART_WINDOW_TITLE	871	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	872	#if ENABLE_EWMH
		873	set_utf8_property (xa[XA_NET_WM_NAME], str);
		874	#endif
		875	}
		876
		877	void
		878	rxvt_term::set_icon_name (const char *str)
		879	{
		880	set_string_property (XA_WM_ICON_NAME, str);
		881	#if ENABLE_EWMH
		882	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		883	#endif
		884	}
		885
		886	#ifdef XTERM_COLOR_CHANGE
		887	void
		888	rxvt_term::set_window_color (int idx, const char *color)
		889	{
		890	rxvt_color xcol;
		891	int i;
		892
		893	if (color == NULL || *color == '\0')
		894	return;
		895
		896	/* handle color aliases */
		897	if (isdigit (*color))
		898	{
		899	i = atoi (color);
		900
		901	if (i >= 8 && i <= 15)
		902	{ /* bright colors */
		903	i -= 8;
		904	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		905	SET_PIXCOLOR (idx);
		906	goto done;
		907	}
		908
		909	if (i >= 0 && i <= 7)
		910	{ /* normal colors */
		911	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		912	SET_PIXCOLOR (idx);
		913	goto done;
		914	}
		915	}
		916
		917	if (!set_color (xcol, color))
		918	return;
		919
		920	/* XStoreColor (xdisp, display->cmap, XColor*); */
		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	# if 0
		927	for (i = Color_Black; i <= Color_White; i++)
		928	if (pix_colors[idx] == pix_colors[i])
		929	break;
		930	if (i > Color_White)
		931	{
		932	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		933	XFreeColors (xdisp, display->cmap, (pix_colors + idx), 1,
		934	DisplayPlanes (xdisp, display->screen));
		935	}
		936	# endif
		937
		938	pix_colors_focused[idx] = xcol;
		939	SET_PIXCOLOR (idx);
		940
		941	/* XSetWindowAttributes attr; */
		942	/* Cursor cursor; */
		943	done:
		944
		945	#if OFF_FOCUS_FADING
		946	if (rs[Rs_fade])
		947	{
		948	rxvt_rgba c;
		949	pix_colors [Color_fade].get (this, c);
		950	pix_colors_unfocused [idx] = pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), c);
		951	}
		952	#endif
		953
		954	/*TODO: handle Color_BD, scrollbar background, etc. */
		955
		956	recolour_cursor ();
		957	scr_recolour ();
		958	}
		959
674	#else	960	#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)	961	# define set_window_color (idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */	962	#endif /* XTERM_COLOR_CHANGE */
772		963
773	/* EXTPROTO */
774	void	964	void
775	rxvt_recolour_cursor(pR)	965	rxvt_term::recolour_cursor ()
776	{	966	{
777	rxvt_color xcol[2];	967	XColor xcol[2];
778		968
779	#if TODO	969	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	970	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	971	: pix_colors_focused[Color_fg];
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	972	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		973	? pix_colors_focused[Color_pointer_bg]
		974	: pix_colors_focused[Color_bg];
		975
		976	XQueryColors (xdisp, cmap, xcol, 2);
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	977	XRecolorCursor (xdisp, TermWin_cursor, xcol + 0, xcol + 1);
784	#endif
785	}	978	}
786		979
787	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
788	/*	981	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	982	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	983	*/
791	/* INTPROTO */
792	void	984	void
793	rxvt_set_colorfgbg(pR)	985	rxvt_term::set_colorfgbg ()
794	{	986	{
795	unsigned int i;	987	unsigned int i;
796	const char *xpmb = "\0";	988	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	989	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		990
799	R->env_colorfgbg =	991	strcpy (fstr, "default");
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	992	strcpy (bstr, "default");
801	STRCPY(fstr, "default");
802	STRCPY(bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	993	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	994	if (pix_colors[Color_fg] == pix_colors[i])
		995	{
805	sprintf(fstr, "%d", (i - Color_Black));	996	sprintf (fstr, "%d", (i - Color_Black));
806	break;	997	break;
807	}	998	}
		999
808	for (i = Color_Black; i <= Color_White; i++)	1000	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1001	if (pix_colors[Color_bg] == pix_colors[i])
		1002	{
810	sprintf(bstr, "%d", (i - Color_Black));	1003	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1004	#ifdef XPM_BACKGROUND
812	xpmb = "default;";	1005	xpmb = "default;";
813	#endif	1006	#endif
814	break;	1007	break;
815	}	1008	}
		1009
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1010	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	}	1011	}
829		1012
830	/*----------------------------------------------------------------------*/	1013	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1014
836	/* EXTPROTO */	1015	bool
837	int	1016	rxvt_term::set_color (rxvt_color &color, const char *name)
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
839	{	1017	{
840	screen_in_out->set(aR_ colour);	1018	if (color.set (this, name))
841
842	if (!screen_in_out->set(aR_ colour)) {
843	rxvt_print_error("can't allocate colour: %s", colour);
844	return false;
845	}
846
847	return true;	1019	return true;
		1020
		1021	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1022	return false;
848	}	1023	}
849		1024
850	/* -------------------------------------------------------------------- *	1025	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1026	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1027	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1028	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1029	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1030	{
858	int fix_screen;	1031	int fix_screen;
		1032	int old_width = szHint.width;
		1033	int old_height = szHint.height;
859		1034
		1035	window_calc (newwidth, newheight);
		1036	XSetWMNormalHints (xdisp, parent[0], &szHint);
		1037
		1038	if (!ignoreparent)
		1039	{
860	#ifdef SMART_RESIZE	1040	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1041	/*
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>	1042	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1043	* reposition window on resize depending on placement on screen
871	*/	1044	*/
872	int x, y, x1, y1;	1045	int x, y, x1, y1;
873	int dx, dy;	1046	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1047	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1048	Window unused_cr;
876		1049
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1050	XTranslateCoordinates (xdisp, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1051	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1052	XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1053	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1054	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1055	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1056	* our position for handles and decorations. Counter it
884	*/	1057	*/
885	if (x1 != x || y1 != y) {	1058	if (x1 != x || y1 != y)
		1059	{
886	x -= x1;	1060	x -= x1;
887	y -= y1;	1061	y -= y1;
888	}	1062	}
889		1063
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1064	x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1065	y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1066	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1067	dy = old_height - szHint.height;
894		1068
895	/* Check position of the center of the window */	1069	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1070	if (x < x1) /* left half */
897	dx = 0;	1071	dx = 0;
898	else if (x == x1) /* exact center */	1072	else if (x == x1) /* exact center */
899	dx /= 2;	1073	dx /= 2;
900	if (y < y1) /* top half */	1074	if (y < y1) /* top half */
901	dy = 0;	1075	dy = 0;
902	else if (y == y1) /* exact center */	1076	else if (y == y1) /* exact center */
903	dy /= 2;	1077	dy /= 2;
904		1078
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1079	XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1080	szHint.width, szHint.height);
907	#else	1081	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1082	XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1083	#endif
911	}	1084	}
912		1085
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1086	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1087
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1088	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1089	{
		1090	if (scrollBar.state)
		1091	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1092	XMoveResizeWindow (xdisp, scrollBar.win,
		1093	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1094	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1095	resize_scrollbar ();
920	}	1096	}
921	if (menubar_visible(R))	1097
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1098	XMoveResizeWindow (xdisp, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1099	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());	1100	width, height);
927	#ifdef RXVT_GRAPHICS	1101
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);	1102	scr_clear ();
933	#ifdef XPM_BACKGROUND	1103	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);	1104	resize_pixmap ();
935	#endif	1105	#endif
936	}	1106	}
937		1107
938	if (fix_screen || R->old_height == 0) {	1108	if (fix_screen || old_height == 0)
939	int curr_screen = -1;	1109	scr_reset ();
940	uint16_t old_ncol = R->prev_ncol;
941		1110
942	/* scr_reset only works on the primary screen */	1111	#ifdef XPM_BACKGROUND
943	if (R->old_height) /* this is not the first time through */	1112	if (pixmap)
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1113	scr_touch (false);
945	rxvt_scr_reset(aR);	1114	#endif
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	}
950	}
951
952	R->old_width = R->szHint.width;
953	R->old_height = R->szHint.height;
954		1115
955	#ifdef USE_XIM	1116	#ifdef USE_XIM
956	rxvt_IMSetStatusPosition(aR);	1117	IMSetStatusPosition ();
957	#endif	1118	#endif
958	}	1119	}
959		1120
960	/*	1121	/*
961	* Set the width/height of the vt window in characters. Units are pixels.	1122	* Set the width/height of the vt window in characters. Units are pixels.
962	* good for toggling 80/132 columns	1123	* good for toggling 80/132 columns
963	*/	1124	*/
964	/* EXTPROTO */
965	void	1125	void
966	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1126	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
967	{	1127	{
968	XWindowAttributes wattr;	1128	XWindowAttributes wattr;
969		1129
970	if (width == 0 || height == 0) {	1130	if (newwidth == 0 || newheight == 0)
		1131	{
971	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1132	XGetWindowAttributes (xdisp, display->root, &wattr);
		1133
972	if (width == 0)	1134	if (newwidth == 0)
973	width = wattr.width - R->szHint.base_width;	1135	newwidth = wattr.width - szHint.base_width;
974	if (height == 0)	1136	if (newheight == 0)
975	height = wattr.height - R->szHint.base_height;	1137	newheight = wattr.height - szHint.base_height;
		1138	}
		1139
		1140	if (newwidth != width || newheight != height)
976	}	1141	{
977	if (width != R->TermWin.width || height != R->TermWin.height) {
978	width += R->szHint.base_width;	1142	newwidth += szHint.base_width;
979	height += R->szHint.base_height;	1143	newheight += szHint.base_height;
980	rxvt_resize_all_windows(aR_ width, height, 0);	1144	resize_all_windows (newwidth, newheight, 0);
981	}	1145	}
982	}	1146	}
983		1147
984	/* -------------------------------------------------------------------- *	1148	/* -------------------------------------------------------------------- *
985	* - X INPUT METHOD ROUTINES - *	1149	* - X INPUT METHOD ROUTINES - *
986	* -------------------------------------------------------------------- */	1150	* -------------------------------------------------------------------- */
987	#ifdef USE_XIM	1151	#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		1152
998	/* INTPROTO */
999	void	1153	void
1000	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1154	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1001	{	1155	{
1002	*fg = R->PixColors[Color_fg];	1156	fg = pix_colors[Color_fg];
1003	*bg = R->PixColors[Color_bg];	1157	bg = pix_colors[Color_bg];
		1158	}
		1159
		1160	void
		1161	rxvt_term::im_set_size (XRectangle &size)
		1162	{
		1163	// the int_bwidth terms make no sense to me
		1164	size.x = int_bwidth;
		1165	size.y = int_bwidth;
		1166	size.width = Width2Pixel (ncol) + int_bwidth;
		1167	size.height = Height2Pixel (nrow) + int_bwidth;
		1168	}
		1169
		1170	void
		1171	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1172	XRectangle &status_rect,
		1173	const XRectangle &needed_rect)
		1174	{
		1175	preedit_rect.x = needed_rect.width;
		1176	preedit_rect.y = 0;
		1177	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1178	preedit_rect.height = fheight;
		1179
		1180	status_rect.x = 0;
		1181	status_rect.y = 0;
		1182	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1183	status_rect.height = fheight;
1004	}	1184	}
1005		1185
1006	/* Checking whether input method is running. */	1186	/* Checking whether input method is running. */
1007	/* INTPROTO */
1008	Bool	1187	bool
1009	rxvt_IMisRunning(pR)	1188	rxvt_term::IMisRunning ()
1010	{	1189	{
1011	char *p;	1190	char *p;
1012	Atom atom;	1191	Atom atom;
1013	Window win;	1192	Window win;
1014	char server[IMBUFSIZ];	1193	char server[IMBUFSIZ];
1015		1194
1016	/* get current locale modifier */	1195	/* get current locale modifier */
1017	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1196	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1197	{
1018	STRCPY(server, "@server=");	1198	strcpy (server, "@server=");
1019	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1199	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1200
1020	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1201	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1021	*p = '\0';	1202	*p = '\0';
1022		1203
1023	atom = XInternAtom(R->Xdisplay, server, False);	1204	atom = XInternAtom (xdisp, server, False);
1024	win = XGetSelectionOwner(R->Xdisplay, atom);	1205	win = XGetSelectionOwner (xdisp, atom);
		1206
1025	if (win != None)	1207	if (win != None)
1026	return True;	1208	return True;
1027	}	1209	}
		1210
1028	return False;	1211	return False;
1029	}	1212	}
1030		1213
1031	/* EXTPROTO */
1032	void	1214	void
1033	rxvt_IMSendSpot(pR)	1215	rxvt_term::IMSendSpot ()
1034	{	1216	{
1035	XPoint spot;	1217	XPoint nspot;
1036	XVaNestedList preedit_attr;	1218	XVaNestedList preedit_attr;
1037		1219
1038	if (R->Input_Context == NULL	1220	if (!Input_Context
1039	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1221	|| !focus
1040	|| !(R->event_type == KeyPress	1222	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
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;	1223	return;
1047		1224
1048	rxvt_setPosition(aR_ & spot);	1225	im_set_position (nspot);
1049		1226
		1227	if (nspot.x == spot.x && nspot.y == spot.y)
		1228	return;
		1229
		1230	spot = nspot;
		1231
1050	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1232	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1051	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1233	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1052	XFree(preedit_attr);	1234	XFree (preedit_attr);
1053	}	1235	}
1054		1236
1055	/* EXTPROTO */
1056	void	1237	void
1057	rxvt_setTermFontSet(pR_ int idx)	1238	rxvt_term::im_destroy ()
1058	{	1239	{
1059	char *string;	1240	if (input_method)
1060	long length;	1241	{
1061	int success = 0;	1242	if (Input_Context && input_method->xim)
		1243	XDestroyIC (Input_Context);
1062		1244
1063	if (idx < 0 || idx >= MAX_NFONTS)	1245	display->put_xim (input_method);
1064	return;	1246	input_method = 0;
1065	}	1247	}
1066		1248
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;	1249	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	}	1250	}
		1251
		1252	#ifdef ENABLE_XIM_ONTHESPOT
		1253
		1254	static void
		1255	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1256	{
		1257	((rxvt_term *)client_data)->make_current ();
		1258	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1259	}
		1260
		1261	static void
		1262	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1263	{
		1264	((rxvt_term *)client_data)->make_current ();
		1265	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1266	}
		1267
		1268	static void
		1269	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1270	{
		1271	rxvt_term *term = (rxvt_term *)client_data;
		1272	XIMText *text = call_data->text;
		1273
		1274	term->make_current ();
		1275
		1276	if (text)
		1277	{
		1278	void *str;
		1279
		1280	if (!text->encoding_is_wchar && text->string.multi_byte)
		1281	{
		1282	// of course, X makes it ugly again
		1283	if (term->rs[Rs_imLocale])
		1284	SET_LOCALE (term->rs[Rs_imLocale]);
		1285
		1286	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1287	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1288
		1289	if (term->rs[Rs_imLocale])
		1290	SET_LOCALE (term->locale);
		1291	}
		1292	else
		1293	str = (void *)text->string.wide_char;
		1294
		1295	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1296	DT_INT, call_data->caret,
		1297	DT_INT, call_data->chg_first,
		1298	DT_INT, call_data->chg_length,
		1299	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1300	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1301	DT_END));
		1302	}
		1303	else
		1304	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1305	DT_INT, call_data->caret,
		1306	DT_INT, call_data->chg_first,
		1307	DT_INT, call_data->chg_length,
		1308	DT_END));
		1309	}
		1310
		1311	#if 0
		1312	static void
		1313	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1314	{
		1315	((rxvt_term *)client_data)->make_current ();
		1316	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1317	DT_INT, call_data->position,
		1318	DT_INT, call_data->direction,
		1319	DT_INT, call_data->style,
		1320	DT_END));
		1321	}
		1322	#endif
		1323
		1324	#endif
1109		1325
1110	/*	1326	/*
1111	* X manual pages and include files don't match on some systems:	1327	* 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	1328	* 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	*/	1329	*/
1116	/* ARGSUSED */	1330	bool
1117	/* EXTPROTO */	1331	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	{	1332	{
1124	dR;	1333	int i, j, found;
1125	int i, found, had_im;	1334	XIM xim;
		1335	XPoint spot;
		1336	XRectangle rect, status_rect, needed_rect;
		1337	unsigned long fg, bg;
		1338	const char *p;
		1339	char **s;
		1340	XIMStyles *xim_styles;
		1341	#ifdef ENABLE_XIM_ONTHESPOT
		1342	XIMCallback xcb[4];
		1343	#endif
		1344
		1345	set_environ (envv);
		1346
		1347	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1348	return false;
		1349
		1350	input_method = display->get_xim (locale, modifiers);
		1351	if (input_method == NULL)
		1352	return false;
		1353
		1354	xim = input_method->xim;
		1355	spot.x = spot.y = -1;
		1356
		1357	xim_styles = NULL;
		1358	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1359	|| !xim_styles || !xim_styles->count_styles)
		1360	{
		1361	im_destroy ();
		1362	return false;
		1363	}
		1364
		1365	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1366
		1367	for (int pi = 0; pi < 2; pi++)
		1368	{
		1369	p = pet[pi];
		1370
		1371	if (!p)
		1372	continue;
		1373
		1374	s = rxvt_splitcommastring (p);
		1375
		1376	for (i = found = 0; !found && s[i]; i++)
		1377	{
		1378	if (!strcmp (s[i], "OverTheSpot"))
		1379	input_style = XIMPreeditPosition | XIMStatusNothing;
		1380	else if (!strcmp (s[i], "OffTheSpot"))
		1381	input_style = XIMPreeditArea | XIMStatusArea;
		1382	else if (!strcmp (s[i], "Root"))
		1383	input_style = XIMPreeditNothing | XIMStatusNothing;
		1384	else if (!strcmp (s[i], "None"))
		1385	input_style = XIMPreeditNone | XIMStatusNone;
		1386	#ifdef ENABLE_XIM_ONTHESPOT
		1387	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1388	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1389	#endif
		1390	else
		1391	input_style = XIMPreeditNothing | XIMStatusNothing;
		1392
		1393	for (j = 0; j < xim_styles->count_styles; j++)
		1394	if (input_style == xim_styles->supported_styles[j])
		1395	{
		1396	rxvt_freecommastring (s);
		1397
		1398	found = 1;
		1399	goto foundpet;
		1400	}
		1401
		1402	}
		1403
		1404	rxvt_freecommastring (s);
		1405	}
		1406
		1407	foundpet:
		1408
		1409	XFree (xim_styles);
		1410
		1411	if (!found)
		1412	{
		1413	im_destroy ();
		1414	return false;
		1415	}
		1416
		1417	XFontSet fs = 0;
		1418	XVaNestedList preedit_attr = 0, status_attr = 0;
		1419
		1420	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1421	{
		1422	// fake us a font-set, please
		1423	char **missing_charset_list;
		1424	int missing_charset_count;
		1425	char *def_string;
		1426	char pat[512];
		1427
		1428	sprintf (pat,
		1429	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1430	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1431	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1432	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1433	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1434	"*",
		1435	fheight,
		1436	fheight + 1, fheight - 1,
		1437	fheight - 2, fheight + 2);
		1438
		1439	fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1440	&missing_charset_list, &missing_charset_count, &def_string);
		1441
		1442	if (missing_charset_list)
		1443	XFreeStringList (missing_charset_list);
		1444
		1445	if (!fs)
		1446	{
		1447	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1448	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1449	}
		1450	}
		1451
		1452	if (input_style & XIMPreeditPosition)
		1453	{
		1454	im_set_size (rect);
		1455	im_set_position (spot);
		1456	im_set_color (fg, bg);
		1457
		1458	preedit_attr = XVaCreateNestedList (0,
		1459	XNForeground, fg,
		1460	XNBackground, bg,
		1461	XNArea, &rect,
		1462	XNSpotLocation, &spot,
		1463	XNFontSet, fs,
		1464	NULL);
		1465	}
		1466	else if (input_style & XIMPreeditArea)
		1467	{
		1468	im_set_color (fg, bg);
		1469
		1470	/*
		1471	* The necessary width of preedit area is unknown
		1472	* until create input context.
		1473	*/
		1474	needed_rect.width = 0;
		1475	im_set_preedit_area (rect, status_rect, needed_rect);
		1476
		1477	preedit_attr = XVaCreateNestedList (0,
		1478	XNForeground, fg,
		1479	XNBackground, bg,
		1480	XNArea, &rect,
		1481	XNFontSet, fs,
		1482	NULL);
		1483	status_attr = XVaCreateNestedList (0,
		1484	XNForeground, fg,
		1485	XNBackground, bg,
		1486	XNArea, &status_rect,
		1487	XNFontSet, fs,
		1488	NULL);
		1489	}
		1490	#if ENABLE_XIM_ONTHESPOT
		1491	else if (input_style & XIMPreeditCallbacks)
		1492	{
		1493	im_set_position (spot);
		1494
		1495	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1496	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1497	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1498	# if 0
		1499	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1500	# endif
		1501
		1502	preedit_attr = XVaCreateNestedList (0,
		1503	XNSpotLocation, &spot,
		1504	XNPreeditStartCallback, &xcb[0],
		1505	XNPreeditDoneCallback , &xcb[1],
		1506	XNPreeditDrawCallback , &xcb[2],
		1507	# if 0
		1508	XNPreeditCaretCallback, &xcb[3],
		1509	# endif
		1510	NULL);
		1511	}
		1512	#endif
		1513
		1514	Input_Context = XCreateIC (xim,
		1515	XNInputStyle, input_style,
		1516	XNClientWindow, vt,
		1517	XNFocusWindow, parent[0],
		1518	preedit_attr ? XNPreeditAttributes : NULL,
		1519	preedit_attr,
		1520	status_attr ? XNStatusAttributes : NULL,
		1521	status_attr, NULL);
		1522
		1523	if (preedit_attr) XFree (preedit_attr);
		1524	if (status_attr) XFree (status_attr);
		1525	if (fs) XFreeFontSet (xdisp, fs);
		1526
		1527	if (Input_Context == NULL)
		1528	{
		1529	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1530	im_destroy ();
		1531	return false;
		1532	}
		1533
		1534	#if 0
		1535	// unfortunately, only the focus window is used by XIM, hard to fix
		1536	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1537	vt_select_input ();
		1538	#endif
		1539
		1540	if (input_style & XIMPreeditArea)
		1541	IMSetStatusPosition ();
		1542
		1543	return true;
		1544	}
		1545
		1546	void
		1547	rxvt_term::im_cb ()
		1548	{
		1549	int i;
1126	const char *p;	1550	const char *p;
1127	char **s;	1551	char **s;
1128	char buf[IMBUFSIZ];	1552	char buf[IMBUFSIZ];
1129		1553
1130	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1554	make_current ();
		1555
		1556	im_destroy ();
		1557
1131	if (R->Input_Context)	1558	if (Input_Context)
1132	return;	1559	return;
1133		1560
		1561	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1562	if (rs[Rs_imLocale])
		1563	SET_LOCALE (rs[Rs_imLocale]);
		1564	#endif
		1565
1134	p = R->rs[Rs_inputMethod];	1566	p = rs[Rs_inputMethod];
1135	if (p && *p)	1567	if (p && *p)
1136	{	1568	{
1137	bool found = false;	1569	bool found = false;
1138		1570
1139	s = rxvt_splitcommastring (p);	1571	s = rxvt_splitcommastring (p);
		1572
1140	for (i = 0; s[i]; i++)	1573	for (i = 0; s[i]; i++)
1141	{	1574	{
1142	if (*s[i])	1575	if (*s[i])
1143	{	1576	{
1144	STRCPY (buf, "@im=");	1577	strcpy (buf, "@im=");
1145	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1578	strncat (buf, s[i], IMBUFSIZ - 5);
1146	if ((p = XSetLocaleModifiers (buf)) && *p	1579	if (IM_get_IC (buf))
1147	&& rxvt_IM_get_IC (aR))
1148	{	1580	{
1149	found = true;	1581	found = true;
1150	break;	1582	break;
1151	}	1583	}
1152	}	1584	}
1153	}	1585	}
1154	for (i = 0; s[i]; i++)	1586
1155	free(s[i]);	1587	rxvt_freecommastring (s);
1156	free(s);
1157		1588
1158	if (found)	1589	if (found)
1159	return;	1590	goto done;
1160	}	1591	}
1161		1592
1162	/* try with XMODIFIERS env. var. */	1593	/* try with XMODIFIERS env. var. */
1163	if ((p = XSetLocaleModifiers ("")) && *p	1594	if (IM_get_IC (""))
1164	&& rxvt_IM_get_IC (aR))	1595	goto done;
		1596
		1597	/* try with no modifiers base IF the user didn't specify an IM */
		1598	if (IM_get_IC ("@im=none"))
		1599	goto done;
		1600
		1601	done:
		1602	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1603	if (rs[Rs_imLocale])
		1604	SET_LOCALE (locale);
		1605	#endif
		1606	}
		1607
		1608	void
		1609	rxvt_term::IMSetStatusPosition ()
		1610	{
		1611	XRectangle preedit_rect, status_rect, *needed_rect;
		1612	XVaNestedList preedit_attr, status_attr;
		1613
		1614	if (!Input_Context
		1615	|| !focus
		1616	|| !(input_style & XIMPreeditArea)
		1617	|| !IMisRunning ())
1165	return;	1618	return;
1166		1619
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 */	1620	/* Getting the necessary width of preedit area */
1304	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1621	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1305	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1622	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1306	XFree(status_attr);	1623	XFree (status_attr);
1307		1624
1308	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1625	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1626	XFree (needed_rect);
1309		1627
1310	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1628	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1311	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1629	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1312		1630
1313	XSetICValues(R->Input_Context,	1631	XSetICValues (Input_Context,
1314	XNPreeditAttributes, preedit_attr,	1632	XNPreeditAttributes, preedit_attr,
1315	XNStatusAttributes, status_attr, NULL);	1633	XNStatusAttributes, status_attr, NULL);
1316		1634
1317	XFree(preedit_attr);	1635	XFree (preedit_attr);
1318	XFree(status_attr);	1636	XFree (status_attr);
1319	}	1637	}
1320	#endif /* USE_XIM */	1638	#endif /* USE_XIM */
1321		1639
1322	/*----------------------------------------------------------------------*/
1323	rxvt_t rxvt_current_term;
1324
1325	/*----------------------- end-of-file (C source) -----------------------*/	1640	/*----------------------- end-of-file (C source) -----------------------*/

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