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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.203 by root, Wed Jan 25 02:42:06 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.8 2003/11/27 10:12:10 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),
		184	pty_ev (this, &rxvt_term::pty_cb),
		185	incr_ev (this, &rxvt_term::incr_cb)
72	{	186	{
73	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;
74	}	204	}
75		205
76	rxvt_term::~rxvt_term ()	206	rxvt_term::~rxvt_term ()
77	{	207	{
78	rxvt_scr_release (this);	208	termlist.erase (find (termlist.begin (), termlist.end(), this));
79		209
80	#ifndef NO_SETOWNER_TTYDEV	210	emergency_cleanup ();
81	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];
82	#endif	216	#endif
83	#ifdef UTMP_SUPPORT	217	delete fontset[0];
84	rxvt_privileged_utmp (this, RESTORE);	218
85	#endif	219	if (display)
		220	{
		221	dDisp;
		222
		223	selection_clear ();
		224
86	#ifdef USE_XIM	225	#ifdef USE_XIM
87	if (Input_Context != NULL)	226	im_destroy ();
		227	#endif
		228	#ifdef XTERM_SCROLLBAR
		229	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		230	if (ShadowGC) XFreeGC (disp, ShadowGC);
		231	#endif
		232	#ifdef PLAIN_SCROLLBAR
		233	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		234	#endif
		235	#ifdef NEXT_SCROLLBAR
		236	if (blackGC) XFreeGC (disp, blackGC);
		237	if (whiteGC) XFreeGC (disp, whiteGC);
		238	if (grayGC) XFreeGC (disp, grayGC);
		239	if (darkGC) XFreeGC (disp, darkGC);
		240	if (stippleGC) XFreeGC (disp, stippleGC);
		241	if (dimple) XFreePixmap (disp, dimple);
		242	if (upArrow) XFreePixmap (disp, upArrow);
		243	if (downArrow) XFreePixmap (disp, downArrow);
		244	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		245	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		246	#endif
		247	#ifdef RXVT_SCROLLBAR
		248	if (topShadowGC) XFreeGC (disp, topShadowGC);
		249	if (botShadowGC) XFreeGC (disp, botShadowGC);
		250	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		251	#endif
		252	if (gc) XFreeGC (disp, gc);
		253
		254	delete drawable;
		255	// destroy all windows
		256	if (parent[0])
		257	XDestroyWindow (disp, parent[0]);
88	{	258	}
89	XDestroyIC (Input_Context);
90	Input_Context = NULL;
91	}
92	#endif
93		259
94	if (cmd_fd >= 0)	260	// TODO: free pixcolours, colours should become part of rxvt_display
95	close (cmd_fd);	261	delete pix_colors_focused;
		262	#if OFF_FOCUS_FADING
		263	delete pix_colors_unfocused;
		264	#endif
96		265
97	if (Xfd >= 0)	266	displays.put (display);
98	XCloseDisplay (Xdisplay);
99		267
100	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_windowid);
		277	free (env_display);
		278	free (env_term);
		279	free (env_colorfgbg);
		280	free (locale);
		281	free (v_buffer);
		282	free (incr_buf);
		283
		284	delete envv;
		285	delete argv;
		286
		287	#ifdef KEYSYM_RESOURCE
		288	delete keyboard;
		289	#endif
		290	}
		291
		292	// child has exited, usually destroys
		293	void
		294	rxvt_term::child_cb (child_watcher &w, int status)
		295	{
		296	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		297
		298	cmd_pid = 0;
		299
		300	if (!OPTION (Opt_hold))
		301	destroy ();
101	}	302	}
102		303
103	void	304	void
104	rxvt_term::destroy ()	305	rxvt_term::destroy ()
105	{	306	{
		307	if (destroy_ev.active)
		308	return;
		309
		310	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		311
		312	#if ENABLE_OVERLAY
		313	scr_overlay_off ();
		314	#endif
		315
		316	if (display)
		317	{
		318	#if USE_XIM
		319	im_ev.stop (display);
		320	#endif
		321	#if HAVE_SCROLLBARS
		322	scrollbar_ev.stop (display);
		323	#endif
		324	#if TRANSPARENT
		325	rootwin_ev.stop (display);
		326	#endif
		327	incr_ev.stop ();
		328	termwin_ev.stop (display);
		329	vt_ev.stop (display);
		330	}
		331
		332	check_ev.stop ();
106	pty_ev.stop ();	333	pty_ev.stop ();
107	x_ev.stop ();
108	#ifdef CURSOR_BLINK	334	#ifdef CURSOR_BLINK
		335	cursor_blink_ev.stop ();
		336	#endif
		337	#ifdef TEXT_BLINK
109	blink_ev.stop ();	338	text_blink_ev.stop ();
		339	#endif
		340	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		341	cont_scroll_ev.stop ();
		342	#endif
		343	#ifdef SELECTION_SCROLLING
		344	sel_scroll_ev.stop ();
110	#endif	345	#endif
111	#ifdef POINTER_BLANK	346	#ifdef POINTER_BLANK
112	pointer_ev.stop ();	347	pointer_ev.stop ();
113	#endif	348	#endif
114		349
…		…
116	}	351	}
117		352
118	void	353	void
119	rxvt_term::destroy_cb (time_watcher &w)	354	rxvt_term::destroy_cb (time_watcher &w)
120	{	355	{
121	SET_R (this);	356	make_current ();
122		357
123	delete this;	358	delete this;
124	}
125
126	/*----------------------------------------------------------------------*/
127	/* rxvt_init() */
128	/* LIBPROTO */
129	rxvt_t
130	rxvt_init(int argc, const char *const *argv)
131	{
132	SET_R(new rxvt_term);
133	dR;
134
135	if (!R->init_vars () || !R->init (argc, argv))
136	{
137	delete R;
138	return NULL;
139	}
140
141	return R;
142	}
143
144	/* EXTPROTO */
145	void
146	rxvt_init_signals ()
147	{
148	/* install exit handler for cleanup */
149	#if 0
150	#ifdef HAVE_ATEXIT
151	atexit(rxvt_clean_exit);
152	#else
153	# ifdef HAVE_ON_EXIT
154	on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155	# endif
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 = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */
171
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	flush ();
243
244	return true;
245	}
246
247	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */
250	/*
251	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/
253	/* ARGSUSED */
254	/* EXTPROTO */
255	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))
257	{
258	int pid, save_errno = errno;
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260	;
261	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}
268
269	/*
270	* Catch a fatal signal and tidy up before quitting
271	*/
272	/* EXTPROTO */
273	RETSIGTYPE
274	rxvt_Exit_signal(int sig)
275	{
276	signal(sig, SIG_DFL);
277	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);
279	#endif
280	rxvt_clean_exit();
281	kill(getpid(), sig);
282	}
283
284	/* ARGSUSED */
285	/* INTPROTO */
286	int
287	rxvt_xerror_handler(const Display * display
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{
290	dR;
291
292	if (R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;
294	else
295	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();
301	}
302
303	return 0;
304	}	359	}
305		360
306	/*----------------------------------------------------------------------*/	361	/*----------------------------------------------------------------------*/
307	/*	362	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	363	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can	364	* TODO: if debugging, this should free up any known resources if we can
310	*/	365	*/
311	/* EXTPROTO */	366	static XErrorHandler old_xerror_handler;
		367
		368	static void
		369	rxvt_emergency_cleanup ()
		370	{
		371	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		372	(*t)->emergency_cleanup ();
		373	}
		374
		375	#if ENABLE_FRILLS
		376	static void
		377	print_x_error (Display *dpy, XErrorEvent *event)
		378	{
		379	char buffer[BUFSIZ];
		380	char mesg[BUFSIZ];
		381	char number[32];
		382	char *mtype = "XlibMessage";
		383	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		384	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		385	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		386	rxvt_warn ("%s: %s\n", mesg, buffer);
		387	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		388	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		389	sprintf(number, "%d", event->request_code);
		390	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		391	rxvt_warn ("(which is %s)\n", buffer);
		392	if (event->request_code >= 128) {
		393	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		394	mesg, BUFSIZ);
		395	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		396	}
		397	if ((event->error_code == BadWindow) ||
		398	(event->error_code == BadPixmap) ||
		399	(event->error_code == BadCursor) ||
		400	(event->error_code == BadFont) ||
		401	(event->error_code == BadDrawable) ||
		402	(event->error_code == BadColor) ||
		403	(event->error_code == BadGC) ||
		404	(event->error_code == BadIDChoice) ||
		405	(event->error_code == BadValue) ||
		406	(event->error_code == BadAtom)) {
		407	if (event->error_code == BadValue)
		408	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		409	mesg, BUFSIZ);
		410	else if (event->error_code == BadAtom)
		411	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		412	mesg, BUFSIZ);
		413	else
		414	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		415	mesg, BUFSIZ);
		416	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		417	}
		418	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		419	mesg, BUFSIZ);
		420	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		421	}
		422	#endif
		423
		424	int
		425	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		426	{
		427	if (GET_R->allowedxerror == -1)
		428	GET_R->allowedxerror = event->error_code;
		429	else
		430	{
		431	// GET_R is most likely not the terminal which caused the error,
		432	// so just output the error and continue
		433	#if ENABLE_FRILLS
		434	print_x_error (display, event);
		435	#else
		436	old_xerror_handler (display, event);
		437	#endif
		438	}
		439
		440	return 0;
		441	}
		442
		443	int
		444	rxvt_xioerror_handler (Display *display)
		445	{
		446	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		447	DisplayString (display));
		448	rxvt_emergency_cleanup ();
		449	_exit (EXIT_FAILURE);
		450	}
		451
		452	/*----------------------------------------------------------------------*/
		453	bool
		454	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		455	{
		456	this->envv = envv;
		457
		458	SET_R (this);
		459	set_locale ("");
		460	set_environ (envv); // few things in X do not call setlocale :(
		461
		462	if (!init_vars ())
		463	return false;
		464
		465	init_secondary ();
		466
		467	const char **cmd_argv = init_resources (argc, argv);
		468
		469	#ifdef KEYSYM_RESOURCE
		470	keyboard->register_done ();
		471	#endif
		472
		473	#ifdef HAVE_SCROLLBARS
		474	if (OPTION (Opt_scrollBar))
		475	scrollBar.setIdle (); /* set existence for size calculations */
		476	#endif
		477
		478	pty = ptytty::create ();
		479
		480	create_windows (argc, argv);
		481
		482	dDisp;
		483
		484	init_xlocale ();
		485
		486	scr_reset (); // initialize screen
		487
		488	#if 0
		489	XSynchronize (disp, True);
		490	#endif
		491
		492	#ifdef HAVE_SCROLLBARS
		493	if (OPTION (Opt_scrollBar))
		494	resize_scrollbar (); /* create and map scrollbar */
		495	#endif
		496	#ifdef TRANSPARENT
		497	if (OPTION (Opt_transparent))
		498	{
		499	XSelectInput (disp, display->root, PropertyChangeMask);
		500	check_our_parents ();
		501	rootwin_ev.start (display, display->root);
		502	}
		503	#endif
		504
		505	set_colorfgbg ();
		506
		507	init_command (cmd_argv);
		508
		509	free (cmd_argv);
		510
		511	if (pty->pty >= 0)
		512	pty_ev.start (pty->pty, EVENT_READ);
		513
		514	check_ev.start ();
		515
		516	HOOK_INVOKE ((this, HOOK_START, DT_END));
		517
		518	#if ENABLE_XEMBED
		519	if (rs[Rs_embed])
		520	{
		521	long info[2] = { 0, XEMBED_MAPPED };
		522
		523	XChangeProperty (display->display, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		524	32, PropModeReplace, (unsigned char *)&info, 2);
		525	}
		526	#endif
		527
		528	XMapWindow (disp, vt);
		529	XMapWindow (disp, parent[0]);
		530
		531	return true;
		532	}
		533
		534	static struct sig_handlers
		535	{
		536	sig_watcher sw_term, sw_int;
		537
		538	/*
		539	* Catch a fatal signal and tidy up before quitting
		540	*/
312	void	541	void
313	rxvt_clean_exit ()	542	sig_term (sig_watcher &w)
314	{	543	{
315	dR;	544	rxvt_emergency_cleanup ();
		545	signal (w.signum, SIG_DFL);
		546	kill (getpid (), w.signum);
		547	}
316		548
317	R->destroy ();	549	sig_handlers ()
		550	: sw_term (this, &sig_handlers::sig_term),
		551	sw_int (this, &sig_handlers::sig_term)
		552	{
		553	}
		554	} sig_handlers;
		555
		556	char **rxvt_environ; // startup environment
		557
		558	void
		559	rxvt_init ()
		560	{
		561	ptytty::init ();
		562
		563	rxvt_environ = environ;
		564
		565	signal (SIGHUP, SIG_IGN);
		566	signal (SIGPIPE, SIG_IGN);
		567
		568	sig_handlers.sw_term.start (SIGTERM);
		569	sig_handlers.sw_int.start (SIGINT);
		570
		571	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		572	/* signal (SIGURG, SIG_DFL); */
		573
		574	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		575	// TODO: handle this with exceptions and tolerate the memory loss
		576	XSetIOErrorHandler (rxvt_xioerror_handler);
		577
		578	XrmInitialize ();
318	}	579	}
319		580
320	/* ------------------------------------------------------------------------- *	581	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	582	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	583	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	584	void *
324	void *
325	rxvt_malloc(size_t size)	585	rxvt_malloc (size_t size)
326	{	586	{
327	void *p;
328
329	p = malloc(size);	587	void *p = malloc (size);
		588
330	if (p)	589	if (!p)
		590	rxvt_fatal ("memory allocation failure. aborting.\n");
		591
331	return p;	592	return p;
332
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();
335	exit(EXIT_FAILURE);
336	/* NOTREACHED */
337	}	593	}
338		594
339	/* EXTPROTO */	595	void *
340	void *
341	rxvt_calloc(size_t number, size_t size)	596	rxvt_calloc (size_t number, size_t size)
342	{	597	{
343	void *p;
344
345	p = calloc(number, size);	598	void *p = calloc (number, size);
		599
346	if (p)	600	if (!p)
		601	rxvt_fatal ("memory allocation failure. aborting.\n");
		602
347	return p;	603	return p;
348
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();
351	exit(EXIT_FAILURE);
352	/* NOTREACHED */
353	}	604	}
354		605
355	/* EXTPROTO */	606	void *
356	void *
357	rxvt_realloc(void *ptr, size_t size)	607	rxvt_realloc (void *ptr, size_t size)
358	{	608	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);	609	void *p = realloc (ptr, size);
363	else	610
364	p = malloc(size);
365	if (p)	611	if (!p)
		612	rxvt_fatal ("memory allocation failure. aborting.\n");
		613
366	return p;	614	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}	615	}
373
374	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void
380	rxvt_privileges(pR_ int mode)
381	{
382	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */
385	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID
388	# endif
389	# ifdef HAVE_SETEUID
390	switch (mode) {
391	case IGNORE:
392	/*
393	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required
395	*/
396	seteuid(getuid());
397	setegid(getgid());
398	break;
399	case SAVE:
400	R->euid = geteuid();
401	R->egid = getegid();
402	break;
403	case RESTORE:
404	seteuid(R->euid);
405	setegid(R->egid);
406	break;
407	}
408	# else
409	switch (mode) {
410	case IGNORE:
411	setuid(getuid());
412	setgid(getgid());
413	/* FALLTHROUGH */
414	case SAVE:
415	/* FALLTHROUGH */
416	case RESTORE:
417	break;
418	}
419	# endif
420	#endif
421	}
422
423	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void
426	rxvt_privileged_utmp(pR_ char action)
427	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')
433	return;
434
435	rxvt_privileges(aR_ RESTORE);
436	if (action == SAVE) {
437	R->next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439	} else { /* action == RESTORE */
440	R->next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);
442	}
443	rxvt_privileges(aR_ IGNORE);
444	}
445	#endif
446
447	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void
450	rxvt_privileged_ttydev(pR_ char action)
451	{
452	D_MAIN((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')
457	return;
458
459	rxvt_privileges(aR_ RESTORE);
460
461	if (action == SAVE) {
462	R->next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;
467	else
468	# endif
469	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);
472	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);
474	# endif
475	}
476	} else { /* action == RESTORE */
477	R->next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481	# else
482	chmod(R->ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);
485	# endif
486	}
487
488	rxvt_privileges(aR_ IGNORE);
489
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));
497	# endif
498	}
499	#endif
500		616
501	/*----------------------------------------------------------------------*/	617	/*----------------------------------------------------------------------*/
502	/*	618	/*
503	* window size/position calculcations for XSizeHint and other storage.	619	* window size/position calculcations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	620	* if width/height are non-zero then override calculated width/height
505	*/	621	*/
506	/* EXTPROTO */
507	void	622	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	623	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	624	{
510	short recalc_x, recalc_y;	625	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	626	int x, y, sb_w, flags;
512	unsigned int w, h;	627	unsigned int w, h;
513	unsigned int max_width, max_height;	628	unsigned int max_width, max_height;
		629	dDisp;
514		630
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517	R->szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	631	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	632	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	633	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		634
522	recalc_x = recalc_y = 0;	635	recalc_x = recalc_y = 0;
523	flags = 0;	636	flags = 0;
		637
524	if (!R->parsed_geometry) {	638	if (!parsed_geometry)
		639	{
525	R->parsed_geometry = 1;	640	parsed_geometry = 1;
		641
526	if (R->rs[Rs_geometry])	642	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	643	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		644
528	if (flags & WidthValue) {	645	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	646	{
		647	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	648	szHint.flags |= USSize;
531	}	649	}
		650
532	if (flags & HeightValue) {	651	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	652	{
		653	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	654	szHint.flags |= USSize;
535	}	655	}
		656
536	if (flags & XValue) {	657	if (flags & XValue)
		658	{
537	R->szHint.x = x;	659	szHint.x = x;
538	R->szHint.flags |= USPosition;	660	szHint.flags |= USPosition;
		661
539	if (flags & XNegative) {	662	if (flags & XNegative)
		663	{
540	recalc_x = 1;	664	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	665	szHint.win_gravity = NorthEastGravity;
542	}	666	}
543	}	667	}
		668
544	if (flags & YValue) {	669	if (flags & YValue)
		670	{
545	R->szHint.y = y;	671	szHint.y = y;
546	R->szHint.flags |= USPosition;	672	szHint.flags |= USPosition;
		673
547	if (flags & YNegative) {	674	if (flags & YNegative)
		675	{
548	recalc_y = 1;	676	recalc_y = 1;
		677
549	if (R->szHint.win_gravity == NorthEastGravity)	678	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	679	szHint.win_gravity = SouthEastGravity;
551	else	680	else
552	R->szHint.win_gravity = SouthWestGravity;	681	szHint.win_gravity = SouthWestGravity;
553	}	682	}
554	}	683	}
555	}	684	}
		685
556	/* TODO: BOUNDS */	686	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	687	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	688	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	689	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	690	max_height = MAX_ROWS * fheight;
561		691
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	692	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		693
564	sb_w = mb_h = 0;	694	sb_w = 0;
565	R->window_vt_x = R->window_vt_y = 0;	695	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	696
		697	if (scrollBar.state)
		698	{
567	sb_w = scrollbar_TotalWidth();	699	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	700	szHint.base_width += sb_w;
569	if (!(R->Options & Opt_scrollBar_right))	701	if (!OPTION (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	702	window_vt_x += sb_w;
571	}	703	}
572	if (menubar_visible(R)) {	704
573	mb_h = menuBar_TotalHeight();
574	R->szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;
576	}
577	R->szHint.width_inc = R->TermWin.fwidth;	705	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	706	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	707	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	708	szHint.min_height = szHint.base_height + szHint.height_inc;
581		709
582	if (width && width - R->szHint.base_width < max_width) {	710	if (newwidth && newwidth - szHint.base_width < max_width)
		711	{
583	R->szHint.width = width;	712	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	713	width = newwidth - szHint.base_width;
585	} else {	714	}
586	MIN_IT(R->TermWin.width, max_width);	715	else
		716	{
		717	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	718	szHint.width = szHint.base_width + width;
588	}	719	}
		720
589	if (height && height - R->szHint.base_height < max_height) {	721	if (newheight && newheight - szHint.base_height < max_height)
		722	{
590	R->szHint.height = height;	723	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	724	height = newheight - szHint.base_height;
592	} else {	725	}
593	MIN_IT(R->TermWin.height, max_height);	726	else
		727	{
		728	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	729	szHint.height = szHint.base_height + height;
595	}	730	}
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	731
		732	if (scrollBar.state && OPTION (Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	733	window_sb_x = szHint.width - sb_w;
598		734
599	if (recalc_x)	735	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	736	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
602	if (recalc_y)	737	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	738	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		739
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	740	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	741	nrow = height / fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610	R->szHint.height));
611	return;
612	}	742	}
613		743
614	/*----------------------------------------------------------------------*/	744	/*----------------------------------------------------------------------*/
615	/*	745	/*
616	* Tell the teletype handler what size the window is.	746	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	747	* Called after a window size change.
618	*/	748	*/
619	/* EXTPROTO */
620	void	749	void
621	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	750	rxvt_term::tt_winch ()
622	{	751	{
		752	if (pty->pty < 0)
		753	return;
		754
623	struct winsize ws;	755	struct winsize ws;
624		756
625	if (fd < 0)
626	return;
627	ws.ws_col = col;	757	ws.ws_col = ncol;
628	ws.ws_row = row;	758	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	759	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	760	ws.ws_ypixel = height;
631	(void)ioctl(fd, TIOCSWINSZ, &ws);	761	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	762
633	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	763	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	764	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635	}
636	# ifdef SIGWINCH
637	else if (pid) /* force through to the command */	765	if (cmd_pid) /* force through to the command */
638	kill(pid, SIGWINCH);	766	kill (-cmd_pid, SIGWINCH);
639	# endif
640	#endif	767	#endif
641	}	768	}
642		769
643	/*----------------------------------------------------------------------*/	770	/*----------------------------------------------------------------------*/
644	/* rxvt_change_font() - Switch to a new font */	771	/* set_fonts () - load and set the various fonts
645	/*	772	*
646	* init = 1 - initialize	773	* init = 1 - initialize
647	*	774	*
648	* fontname == FONT_UP - switch to bigger font	775	* fontname == FONT_UP - switch to bigger font
649	* fontname == FONT_DN - switch to smaller font	776	* fontname == FONT_DN - switch to smaller font
650	*/	777	*/
651	/* EXTPROTO */	778	bool
652	void	779	rxvt_term::set_fonts ()
653	rxvt_change_font(pR_ int init, const char *fontname)
654	{	780	{
655	}	781	rxvt_fontset *fs = new rxvt_fontset (this);
		782	rxvt_fontprop prop;
656		783
657	/* INTPROTO */	784	if (!fs
658	void	785	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
659	rxvt_font_up_down(pR_ int n, int direction)	786	|| !fs->realize_font (1))
		787	{
		788	delete fs;
		789	return false;
		790	}
		791
		792	#if ENABLE_STYLES
		793	for (int i = RS_styleCount; --i; )
		794	if (fontset[i] != fontset[0])
		795	delete fontset[i];
		796	#endif
		797
		798	delete fontset[0];
		799	fontset[0] = fs;
		800
		801	prop = (*fs)[1]->properties ();
		802	prop.height += lineSpace;
		803	fs->set_prop (prop);
		804
		805	fwidth = prop.width;
		806	fheight = prop.height;
		807	fbase = prop.ascent;
		808
		809	for (int style = 1; style < 4; style++)
		810	{
		811	#if ENABLE_STYLES
		812	const char *res = rs[Rs_font + style];
		813
		814	if (res && !*res)
		815	fontset[style] = fontset[0];
		816	else
		817	{
		818	fontset[style] = fs = new rxvt_fontset (this);
		819	rxvt_fontprop prop2 = prop;
		820
		821	if (res)
		822	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		823	else
		824	{
		825	res = fontset[0]->fontdesc;
		826
		827	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		828	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		829	}
		830
		831	fs->populate (res);
		832	fs->set_prop (prop2);
		833	}
		834	#else
		835	fontset[style] = fontset[0];
		836	#endif
		837	}
		838
		839	if (parent[0])
		840	{
		841	resize_all_windows (0, 0, 0);
		842	scr_remap_chars ();
		843	scr_touch (true);
		844	}
		845
		846	return true;
		847	}
		848
		849	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
660	{	850	{
		851	XChangeProperty (display->display, parent[0],
		852	prop, XA_STRING, 8, PropModeReplace,
		853	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		854	}
		855
		856	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		857	{
		858	wchar_t *ws = rxvt_mbstowcs (str, len);
		859	char *s = rxvt_wcstoutf8 (ws);
		860
		861	XChangeProperty (display->display, parent[0],
		862	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		863	(const unsigned char *)s, strlen (s));
		864
		865	free (s);
		866	free (ws);
661	}	867	}
662		868
663	/*----------------------------------------------------------------------*/	869	/*----------------------------------------------------------------------*/
664	/*----------------------------------------------------------------------*/	870	/*----------------------------------------------------------------------*/
665	/* xterm sequences - title, iconName, color (exptl) */	871	/* xterm sequences - title, iconName, color (exptl) */
666	/* EXTPROTO */
667	void	872	void
668	rxvt_set_title(pR_ const char *str)	873	rxvt_term::set_title (const char *str)
669	{	874	{
670	#ifndef SMART_WINDOW_TITLE	875	set_string_property (XA_WM_NAME, str);
671	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	876	#if ENABLE_EWMH
		877	set_utf8_property (xa[XA_NET_WM_NAME], str);
		878	#endif
		879	}
		880
		881	void
		882	rxvt_term::set_icon_name (const char *str)
		883	{
		884	set_string_property (XA_WM_ICON_NAME, str);
		885	#if ENABLE_EWMH
		886	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		887	#endif
		888	}
		889
		890	#ifdef XTERM_COLOR_CHANGE
		891	void
		892	rxvt_term::set_window_color (int idx, const char *color)
		893	{
		894	rxvt_color xcol;
		895	int i;
		896
		897	if (color == NULL || *color == '\0')
		898	return;
		899
		900	/* handle color aliases */
		901	if (isdigit (*color))
		902	{
		903	i = atoi (color);
		904
		905	if (i >= 8 && i <= 15)
		906	{ /* bright colors */
		907	i -= 8;
		908	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		909	SET_PIXCOLOR (idx);
		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	SET_PIXCOLOR (idx);
		917	goto done;
		918	}
		919	}
		920
		921	if (!rXParseAllocColor (&xcol, color))
		922	return;
		923
		924	/* XStoreColor (display->display, display->cmap, XColor*); */
		925
		926	/*
		927	* FIXME: should free colors here, but no idea how to do it so instead,
		928	* so just keep gobbling up the colormap
		929	*/
		930	# if 0
		931	for (i = Color_Black; i <= Color_White; i++)
		932	if (pix_colors[idx] == pix_colors[i])
		933	break;
		934	if (i > Color_White)
		935	{
		936	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		937	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		938	DisplayPlanes (display->display, display->screen));
		939	}
		940	# endif
		941
		942	pix_colors_focused[idx] = xcol;
		943	SET_PIXCOLOR (idx);
		944
		945	/* XSetWindowAttributes attr; */
		946	/* Cursor cursor; */
		947	done:
		948
		949	#if OFF_FOCUS_FADING
		950	if (rs[Rs_fade])
		951	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		952	#endif
		953
		954	/*TODO: handle Color_BD, scrollbar background, etc. */
		955
		956	recolour_cursor ();
		957	scr_recolour ();
		958	}
		959
672	#else	960	#else
673	char *name;
674
675	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676	name = NULL;
677	if (name == NULL || STRCMP(name, str))
678	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679	if (name)
680	XFree(name);
681	#endif
682	}
683
684	/* EXTPROTO */
685	void
686	rxvt_set_iconName(pR_ const char *str)
687	{
688	#ifndef SMART_WINDOW_TITLE
689	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
690	#else
691	char *name;
692
693	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694	name = NULL;
695	if (name == NULL || STRCMP(name, str))
696	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697	if (name)
698	XFree(name);
699	#endif
700	}
701
702	#ifdef XTERM_COLOR_CHANGE
703	/* EXTPROTO */
704	void
705	rxvt_set_window_color(pR_ int idx, const char *color)
706	{
707	rxvt_color xcol;
708	int i;
709
710	if (color == NULL || *color == '\0')
711	return;
712
713	/* handle color aliases */
714	if (isdigit(*color)) {
715	i = atoi(color);
716	if (i >= 8 && i <= 15) { /* bright colors */
717	i -= 8;
718	# ifndef NO_BRIGHTCOLOR
719	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
720	SET_PIXCOLOR(R, idx);
721	goto Done;
722	# endif
723	}
724	if (i >= 0 && i <= 7) { /* normal colors */
725	R->PixColors[idx] = R->PixColors[minCOLOR + i];
726	SET_PIXCOLOR(R, idx);
727	goto Done;
728	}
729	}
730	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731	return;
732	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733
734	/*
735	* FIXME: should free colors here, but no idea how to do it so instead,
736	* so just keep gobbling up the colormap
737	*/
738	# if 0
739	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[idx] == R->PixColors[i])
741	break;
742	if (i > Color_White) {
743	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
744	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
745	DisplayPlanes(R->Xdisplay, Xscreen));
746	}
747	# endif
748
749	R->PixColors[idx] = xcol;
750	SET_PIXCOLOR(R, idx);
751
752	/* XSetWindowAttributes attr; */
753	/* Cursor cursor; */
754	Done:
755	if (idx == Color_bg && !(R->Options & Opt_transparent))
756	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
757	R->PixColors[Color_bg]);
758
759	/* handle Color_BD, scrollbar background, etc. */
760
761	rxvt_set_colorfgbg(aR);
762	rxvt_recolour_cursor(aR);
763	/* the only reasonable way to enforce a clean update */
764	rxvt_scr_poweron(aR);
765	}
766
767	#else
768	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	961	# define set_window_color (idx,color) ((void)0)
769	#endif /* XTERM_COLOR_CHANGE */	962	#endif /* XTERM_COLOR_CHANGE */
770		963
771	/* EXTPROTO */
772	void	964	void
773	rxvt_recolour_cursor(pR)	965	rxvt_term::recolour_cursor ()
774	{	966	{
775	rxvt_color xcol[2];	967	XColor xcol[2];
776		968
777	#if TODO	969	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
778	xcol[0] = R->PixColors[Color_pointer];	970	? pix_colors_focused[Color_pointer_fg]
779	xcol[1] = R->PixColors[Color_bg];	971	: pix_colors_focused[Color_fg];
780	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 (display->display, display->cmap, xcol, 2);
781	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	977	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
782	#endif
783	}	978	}
784		979
785	/*----------------------------------------------------------------------*/	980	/*----------------------------------------------------------------------*/
786	/*	981	/*
787	* 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
788	*/	983	*/
789	/* INTPROTO */
790	void	984	void
791	rxvt_set_colorfgbg(pR)	985	rxvt_term::set_colorfgbg ()
792	{	986	{
793	unsigned int i;	987	unsigned int i;
794	const char *xpmb = "\0";	988	const char *xpmb = "\0";
795	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	989	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796		990
797	R->env_colorfgbg =
798	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	991	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
799	STRCPY(fstr, "default");	992	strcpy (fstr, "default");
800	STRCPY(bstr, "default");	993	strcpy (bstr, "default");
801	for (i = Color_Black; i <= Color_White; i++)	994	for (i = Color_Black; i <= Color_White; i++)
802	if (R->PixColors[Color_fg] == R->PixColors[i]) {	995	if (pix_colors[Color_fg] == pix_colors[i])
		996	{
803	sprintf(fstr, "%d", (i - Color_Black));	997	sprintf (fstr, "%d", (i - Color_Black));
804	break;	998	break;
805	}	999	}
		1000
806	for (i = Color_Black; i <= Color_White; i++)	1001	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1002	if (pix_colors[Color_bg] == pix_colors[i])
		1003	{
808	sprintf(bstr, "%d", (i - Color_Black));	1004	sprintf (bstr, "%d", (i - Color_Black));
809	#ifdef XPM_BACKGROUND	1005	#ifdef XPM_BACKGROUND
810	xpmb = "default;";	1006	xpmb = "default;";
811	#endif	1007	#endif
812	break;	1008	break;
813	}	1009	}
		1010
814	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1011	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815	putenv(R->env_colorfgbg);
816
817	#ifndef NO_BRIGHTCOLOR
818	R->colorfgbg = DEFAULT_RSTYLE;
819	for (i = minCOLOR; i <= maxCOLOR; i++) {
820	if (R->PixColors[Color_fg] == R->PixColors[i])
821	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
822	if (R->PixColors[Color_bg] == R->PixColors[i])
823	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
824	}
825	#endif
826	}	1012	}
827		1013
828	/*----------------------------------------------------------------------*/	1014	/*----------------------------------------------------------------------*/
829	/*
830	* Colour determination for low colour displays, routine from
831	* Hans de Goede <hans@highrise.nl>
832	*/
833		1015
834	/* EXTPROTO */
835	int	1016	int
836	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1017	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
837	{	1018	{
838	screen_in_out->set(aR_ colour);
839
840	if (!screen_in_out->set(aR_ colour)) {	1019	if (!screen_in_out->set (display, colour))
841	rxvt_print_error("can't allocate colour: %s", colour);	1020	{
		1021	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
842	return false;	1022	return false;
843	}	1023	}
844		1024
845	return true;	1025	return true;
846	}	1026	}
847		1027
848	/* -------------------------------------------------------------------- *	1028	/* -------------------------------------------------------------------- *
849	* - WINDOW RESIZING - *	1029	* - WINDOW RESIZING - *
850	* -------------------------------------------------------------------- */	1030	* -------------------------------------------------------------------- */
851	/* EXTPROTO */
852	void	1031	void
853	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1032	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
854	int ignoreparent)
855	{	1033	{
856	int fix_screen;	1034	int fix_screen;
		1035	int old_width = szHint.width;
		1036	int old_height = szHint.height;
		1037	dDisp;
857		1038
		1039	window_calc (newwidth, newheight);
		1040	XSetWMNormalHints (disp, parent[0], &szHint);
		1041
		1042	if (!ignoreparent)
		1043	{
858	#ifdef SMART_RESIZE	1044	#ifdef SMART_RESIZE
859	int old_width = R->szHint.width, old_height = R->szHint.height;	1045	/*
860	#endif
861
862	rxvt_window_calc(aR_ width, height);
863	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
864	if (!ignoreparent) {
865	#ifdef SMART_RESIZE
866	/*
867	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1046	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868	* reposition window on resize depending on placement on screen	1047	* reposition window on resize depending on placement on screen
869	*/	1048	*/
870	int x, y, x1, y1;	1049	int x, y, x1, y1;
871	int dx, dy;	1050	int dx, dy;
872	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1051	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873	Window unused_cr;	1052	Window unused_cr;
874		1053
875	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1054	XTranslateCoordinates (disp, parent[0], display->root,
876	0, 0, &x, &y, &unused_cr);	1055	0, 0, &x, &y, &unused_cr);
877	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1056	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
878	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1057	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
879	/*	1058	/*
880	* if Xroot isn't the parent window, a WM will probably have offset	1059	* if display->root isn't the parent window, a WM will probably have offset
881	* our position for handles and decorations. Counter it	1060	* our position for handles and decorations. Counter it
882	*/	1061	*/
883	if (x1 != x || y1 != y) {	1062	if (x1 != x || y1 != y)
		1063	{
884	x -= x1;	1064	x -= x1;
885	y -= y1;	1065	y -= y1;
886	}	1066	}
887		1067
888	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1068	x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
889	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1069	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
890	dx = old_width - R->szHint.width;	1070	dx = old_width - szHint.width;
891	dy = old_height - R->szHint.height;	1071	dy = old_height - szHint.height;
892		1072
893	/* Check position of the center of the window */	1073	/* Check position of the center of the window */
894	if (x < x1) /* left half */	1074	if (x < x1) /* left half */
895	dx = 0;	1075	dx = 0;
896	else if (x == x1) /* exact center */	1076	else if (x == x1) /* exact center */
897	dx /= 2;	1077	dx /= 2;
898	if (y < y1) /* top half */	1078	if (y < y1) /* top half */
899	dy = 0;	1079	dy = 0;
900	else if (y == y1) /* exact center */	1080	else if (y == y1) /* exact center */
901	dy /= 2;	1081	dy /= 2;
902		1082
903	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1083	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
904	R->szHint.width, R->szHint.height);	1084	szHint.width, szHint.height);
905	#else	1085	#else
906	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1086	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
907	R->szHint.height);
908	#endif	1087	#endif
909	}	1088	}
910		1089
911	fix_screen = (R->TermWin.ncol != R->prev_ncol	1090	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
912	|| R->TermWin.nrow != R->prev_nrow);	1091
913	if (fix_screen || width != R->old_width || height != R->old_height) {	1092	if (fix_screen || newwidth != old_width || newheight != old_height)
914	if (scrollbar_visible(R)) {	1093	{
		1094	if (scrollBar.state)
		1095	{
915	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1096	XMoveResizeWindow (disp, scrollBar.win,
		1097	window_sb_x, 0,
916	0, scrollbar_TotalWidth(), R->szHint.height);	1098	scrollbar_TotalWidth (), szHint.height);
917	rxvt_Resize_scrollBar(aR);	1099	resize_scrollbar ();
918	}	1100	}
919	if (menubar_visible(R))	1101
920	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1102	XMoveResizeWindow (disp, vt,
921	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1103	window_vt_x, window_vt_y,
922	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
923	R->window_vt_y, TermWin_TotalWidth(),
924	TermWin_TotalHeight());	1104	width, height);
925	#ifdef RXVT_GRAPHICS	1105
926	if (R->old_height)
927	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
928	R->old_height - R->szHint.base_height);
929	#endif
930	rxvt_scr_clear(aR);	1106	scr_clear ();
931	#ifdef XPM_BACKGROUND	1107	#ifdef XPM_BACKGROUND
932	rxvt_resize_pixmap(aR);	1108	resize_pixmap ();
933	#endif	1109	#endif
934	}	1110	}
935		1111
936	if (fix_screen || R->old_height == 0) {	1112	if (fix_screen || old_height == 0)
937	int curr_screen = -1;	1113	scr_reset ();
938	uint16_t old_ncol = R->prev_ncol;
939		1114
940	/* scr_reset only works on the primary screen */	1115	#ifdef XPM_BACKGROUND
941	if (R->old_height) /* this is not the first time through */	1116	if (pixmap)
942	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1117	scr_touch (false);
943	rxvt_scr_reset(aR);	1118	#endif
944	if (curr_screen >= 0) { /* this is not the first time through */
945	rxvt_scr_change_screen(aR_ curr_screen);
946	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947	}
948	}
949
950	R->old_width = R->szHint.width;
951	R->old_height = R->szHint.height;
952		1119
953	#ifdef USE_XIM	1120	#ifdef USE_XIM
954	rxvt_IMSetStatusPosition(aR);	1121	IMSetStatusPosition ();
955	#endif	1122	#endif
956	}	1123	}
957		1124
958	/*	1125	/*
959	* Set the width/height of the vt window in characters. Units are pixels.	1126	* Set the width/height of the vt window in characters. Units are pixels.
960	* good for toggling 80/132 columns	1127	* good for toggling 80/132 columns
961	*/	1128	*/
962	/* EXTPROTO */
963	void	1129	void
964	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1130	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965	{	1131	{
966	XWindowAttributes wattr;	1132	XWindowAttributes wattr;
967		1133
968	if (width == 0 || height == 0) {	1134	if (newwidth == 0 || newheight == 0)
		1135	{
969	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1136	XGetWindowAttributes (display->display, display->root, &wattr);
		1137
970	if (width == 0)	1138	if (newwidth == 0)
971	width = wattr.width - R->szHint.base_width;	1139	newwidth = wattr.width - szHint.base_width;
972	if (height == 0)	1140	if (newheight == 0)
973	height = wattr.height - R->szHint.base_height;	1141	newheight = wattr.height - szHint.base_height;
		1142	}
		1143
		1144	if (newwidth != width || newheight != height)
974	}	1145	{
975	if (width != R->TermWin.width || height != R->TermWin.height) {
976	width += R->szHint.base_width;	1146	newwidth += szHint.base_width;
977	height += R->szHint.base_height;	1147	newheight += szHint.base_height;
978	rxvt_resize_all_windows(aR_ width, height, 0);	1148	resize_all_windows (newwidth, newheight, 0);
979	}	1149	}
980	}	1150	}
981		1151
982	/* -------------------------------------------------------------------- *	1152	/* -------------------------------------------------------------------- *
983	* - X INPUT METHOD ROUTINES - *	1153	* - X INPUT METHOD ROUTINES - *
984	* -------------------------------------------------------------------- */	1154	* -------------------------------------------------------------------- */
985	#ifdef USE_XIM	1155	#ifdef USE_XIM
986	/* INTPROTO */
987	void
988	rxvt_setSize(pR_ XRectangle * size)
989	{
990	size->x = R->TermWin.int_bwidth;
991	size->y = R->TermWin.int_bwidth;
992	size->width = Width2Pixel(R->TermWin.ncol);
993	size->height = Height2Pixel(R->TermWin.nrow);
994	}
995		1156
996	/* INTPROTO */
997	void	1157	void
998	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1158	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999	{	1159	{
1000	*fg = R->PixColors[Color_fg];	1160	fg = pix_colors[Color_fg];
1001	*bg = R->PixColors[Color_bg];	1161	bg = pix_colors[Color_bg];
		1162	}
		1163
		1164	void
		1165	rxvt_term::im_set_size (XRectangle &size)
		1166	{
		1167	// the int_bwidth terms make no sense to me
		1168	size.x = int_bwidth;
		1169	size.y = int_bwidth;
		1170	size.width = Width2Pixel (ncol) + int_bwidth;
		1171	size.height = Height2Pixel (nrow) + int_bwidth;
		1172	}
		1173
		1174	void
		1175	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1176	XRectangle &status_rect,
		1177	const XRectangle &needed_rect)
		1178	{
		1179	preedit_rect.x = needed_rect.width;
		1180	preedit_rect.y = 0;
		1181	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1182	preedit_rect.height = fheight;
		1183
		1184	status_rect.x = 0;
		1185	status_rect.y = 0;
		1186	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1187	status_rect.height = fheight;
1002	}	1188	}
1003		1189
1004	/* Checking whether input method is running. */	1190	/* Checking whether input method is running. */
1005	/* INTPROTO */
1006	Bool	1191	bool
1007	rxvt_IMisRunning(pR)	1192	rxvt_term::IMisRunning ()
1008	{	1193	{
1009	char *p;	1194	char *p;
1010	Atom atom;	1195	Atom atom;
1011	Window win;	1196	Window win;
1012	char server[IMBUFSIZ];	1197	char server[IMBUFSIZ];
1013		1198
1014	/* get current locale modifier */	1199	/* get current locale modifier */
1015	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1200	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1201	{
1016	STRCPY(server, "@server=");	1202	strcpy (server, "@server=");
1017	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1203	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1204
1018	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1205	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019	*p = '\0';	1206	*p = '\0';
1020		1207
1021	atom = XInternAtom(R->Xdisplay, server, False);	1208	atom = XInternAtom (display->display, server, False);
1022	win = XGetSelectionOwner(R->Xdisplay, atom);	1209	win = XGetSelectionOwner (display->display, atom);
		1210
1023	if (win != None)	1211	if (win != None)
1024	return True;	1212	return True;
1025	}	1213	}
		1214
1026	return False;	1215	return False;
1027	}	1216	}
1028		1217
1029	/* EXTPROTO */
1030	void	1218	void
1031	rxvt_IMSendSpot(pR)	1219	rxvt_term::IMSendSpot ()
1032	{	1220	{
1033	XPoint spot;	1221	XPoint nspot;
1034	XVaNestedList preedit_attr;	1222	XVaNestedList preedit_attr;
1035		1223
1036	if (R->Input_Context == NULL	1224	if (!Input_Context
1037	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1225	|| !focus
1038	|| !(R->event_type == KeyPress	1226	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1039	|| R->event_type == Expose
1040	|| R->event_type == NoExpose
1041	|| R->event_type == SelectionNotify
1042	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1043	|| !rxvt_IMisRunning(aR))
1044	return;	1227	return;
1045		1228
1046	rxvt_setPosition(aR_ & spot);	1229	im_set_position (nspot);
1047		1230
		1231	if (nspot.x == spot.x && nspot.y == spot.y)
		1232	return;
		1233
		1234	spot = nspot;
		1235
1048	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1236	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1237	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050	XFree(preedit_attr);	1238	XFree (preedit_attr);
1051	}	1239	}
1052		1240
1053	/* EXTPROTO */
1054	void	1241	void
1055	rxvt_setTermFontSet(pR_ int idx)	1242	rxvt_term::im_destroy ()
1056	{	1243	{
1057	char *string;	1244	if (input_method)
1058	long length;	1245	{
1059	int success = 0;	1246	if (Input_Context && input_method->xim)
		1247	XDestroyIC (Input_Context);
1060		1248
1061	if (idx < 0 || idx >= MAX_NFONTS)	1249	display->put_xim (input_method);
1062	return;	1250	input_method = 0;
1063	}	1251	}
1064		1252
1065	/* INTPROTO */
1066	void
1067	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1068	XRectangle * needed_rect)
1069	{
1070	int mbh, vtx = 0;
1071
1072	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1073	vtx = scrollbar_TotalWidth();
1074	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1075	mbh -= R->TermWin.lineSpace;
1076
1077	preedit_rect->x = needed_rect->width + vtx;
1078	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1079
1080	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1081	+ vtx;
1082	preedit_rect->height = Height2Pixel(1);
1083
1084	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	status_rect->width = needed_rect->width ? needed_rect->width
1088	: Width2Pixel(R->TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* INTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	dR;
1100
1101	R->Input_Context = NULL;	1253	Input_Context = 0;
1102	/* To avoid Segmentation Fault in C locale: Solaris only? */
1103	if (STRCMP(R->locale, "C"))
1104	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105	rxvt_IMInstantiateCallback, NULL);
1106	}	1254	}
1107		1255
1108	/*	1256	#ifdef ENABLE_XIM_ONTHESPOT
1109	* X manual pages and include files don't match on some systems:
1110	* some think this is an XIDProc and others an XIMProc so we can't
1111	* use the first argument - need to update this to be nice for
1112	* both types via some sort of configure detection
1113	*/
1114	/* ARGSUSED */
1115	/* EXTPROTO */
1116	void
1117	rxvt_IMInstantiateCallback(Display * unused
1118	__attribute__ ((unused)), XPointer client_data
1119	__attribute__ ((unused)), XPointer call_data
1120	__attribute__ ((unused)))
1121	{
1122	dR;
1123	int i, found, had_im;
1124	const char *p;
1125	char **s;
1126	char buf[IMBUFSIZ];
1127		1257
1128	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1258	static void
1129	if (R->Input_Context)	1259	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130	return;	1260	{
		1261	((rxvt_term *)client_data)->make_current ();
		1262	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1263	}
1131		1264
1132	found = had_im = 0;	1265	static void
1133	p = R->rs[Rs_inputMethod];	1266	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134	if (p && *p) {	1267	{
1135	had_im = 1;	1268	((rxvt_term *)client_data)->make_current ();
1136	s = rxvt_splitcommastring(p);	1269	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137	for (i = 0; s[i]; i++) {	1270	}
1138	if (*s[i]) {	1271
1139	STRCPY(buf, "@im=");	1272	static void
1140	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1273	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1274	{
1142	&& (rxvt_IM_get_IC(aR) == True)) {	1275	rxvt_term *term = (rxvt_term *)client_data;
1143	found = 1;	1276	XIMText *text = call_data->text;
1144	break;	1277
1145	}	1278	term->make_current ();
1146	}	1279
		1280	if (text)
		1281	{
		1282	void *str;
		1283
		1284	if (!text->encoding_is_wchar && text->string.multi_byte)
		1285	{
		1286	// of course, X makes it ugly again
		1287	if (term->rs[Rs_imLocale])
		1288	SET_LOCALE (term->rs[Rs_imLocale]);
		1289
		1290	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1291	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1292
		1293	if (term->rs[Rs_imLocale])
		1294	SET_LOCALE (term->locale);
1147	}	1295	}
1148	for (i = 0; s[i]; i++)	1296	else
1149	free(s[i]);	1297	str = (void *)text->string.wide_char;
1150	free(s);	1298
		1299	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1300	DT_INT, call_data->caret,
		1301	DT_INT, call_data->chg_first,
		1302	DT_INT, call_data->chg_length,
		1303	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1304	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1305	DT_END));
1151	}	1306	}
1152	if (found)	1307	else
1153	return;	1308	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1154		1309	DT_INT, call_data->caret,
1155	/* try with XMODIFIERS env. var. */	1310	DT_INT, call_data->chg_first,
1156	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1311	DT_INT, call_data->chg_length,
1157	rxvt_IM_get_IC(aR);	1312	DT_END));
1158	return;
1159	}
1160
1161	/* try with no modifiers base IF the user didn't specify an IM */
1162	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1163	&& rxvt_IM_get_IC(aR) == True)
1164	return;
1165	}	1313	}
		1314
		1315	#if 0
		1316	static void
		1317	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1318	{
		1319	((rxvt_term *)client_data)->make_current ();
		1320	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1321	DT_INT, call_data->position,
		1322	DT_INT, call_data->direction,
		1323	DT_INT, call_data->style,
		1324	DT_END));
		1325	}
		1326	#endif
		1327
		1328	#endif
1166		1329
1167	/*	1330	/*
1168	* Try to open a XIM with the current modifiers, then see if we can	1331	* Try to open a XIM with the current modifiers, then see if we can
1169	* open a suitable preedit type	1332	* open a suitable preedit type
1170	*/	1333	*/
1171	/* INTPROTO */
1172	Bool	1334	bool
1173	rxvt_IM_get_IC(pR)	1335	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1336	{
1175	int i, j, found;	1337	int i, j, found;
1176	XIM xim;	1338	XIM xim;
1177	XPoint spot;	1339	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1340	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1341	unsigned long fg, bg;
1180	const char *p;	1342	const char *p;
1181	char **s;	1343	char **s;
1182	XIMStyles *xim_styles;	1344	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1345	#ifdef ENABLE_XIM_ONTHESPOT
1184	XIMCallback ximcallback;	1346	XIMCallback xcb[4];
		1347	#endif
1185		1348
1186	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1349	set_environ (envv);
1187	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1350
1188	if (xim == NULL)	1351	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189	return False;	1352	return false;
1190		1353
		1354	input_method = display->get_xim (locale, modifiers);
		1355	if (input_method == NULL)
		1356	return false;
		1357
		1358	xim = input_method->xim;
		1359	spot.x = spot.y = -1;
		1360
1191	xim_styles = NULL;	1361	xim_styles = NULL;
1192	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1362	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193	|| !xim_styles || !xim_styles->count_styles) {	1363	|| !xim_styles || !xim_styles->count_styles)
1194	XCloseIM(xim);	1364	{
		1365	im_destroy ();
1195	return False;	1366	return false;
		1367	}
		1368
		1369	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1370
		1371	for (int pi = 0; pi < 2; pi++)
1196	}	1372	{
		1373	p = pet[pi];
1197		1374
1198	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1375	if (!p)
1199	: "OverTheSpot,OffTheSpot,Root";	1376	continue;
		1377
1200	s = rxvt_splitcommastring(p);	1378	s = rxvt_splitcommastring (p);
		1379
1201	for (i = found = 0; !found && s[i]; i++) {	1380	for (i = found = 0; !found && s[i]; i++)
		1381	{
1202	if (!STRCMP(s[i], "OverTheSpot"))	1382	if (!strcmp (s[i], "OverTheSpot"))
1203	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1383	input_style = XIMPreeditPosition | XIMStatusNothing;
1204	else if (!STRCMP(s[i], "OffTheSpot"))	1384	else if (!strcmp (s[i], "OffTheSpot"))
1205	R->input_style = (XIMPreeditArea | XIMStatusArea);	1385	input_style = XIMPreeditArea | XIMStatusArea;
1206	else if (!STRCMP(s[i], "Root"))	1386	else if (!strcmp (s[i], "Root"))
1207	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1387	input_style = XIMPreeditNothing | XIMStatusNothing;
		1388	else if (!strcmp (s[i], "None"))
		1389	input_style = XIMPreeditNone | XIMStatusNone;
		1390	#ifdef ENABLE_XIM_ONTHESPOT
		1391	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1392	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1393	#endif
		1394	else
		1395	input_style = XIMPreeditNothing | XIMStatusNothing;
1208		1396
1209	for (j = 0; j < xim_styles->count_styles; j++)	1397	for (j = 0; j < xim_styles->count_styles; j++)
1210	if (R->input_style == xim_styles->supported_styles[j]) {	1398	if (input_style == xim_styles->supported_styles[j])
		1399	{
		1400	rxvt_freecommastring (s);
		1401
1211	found = 1;	1402	found = 1;
		1403	goto foundpet;
		1404	}
		1405
		1406	}
		1407
		1408	rxvt_freecommastring (s);
		1409	}
		1410
		1411	foundpet:
		1412
		1413	XFree (xim_styles);
		1414
		1415	if (!found)
		1416	{
		1417	im_destroy ();
		1418	return false;
		1419	}
		1420
		1421	XFontSet fs = 0;
		1422	XVaNestedList preedit_attr = 0, status_attr = 0;
		1423
		1424	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1425	{
		1426	// fake us a font-set, please
		1427	char **missing_charset_list;
		1428	int missing_charset_count;
		1429	char *def_string;
		1430	char pat[512];
		1431
		1432	sprintf (pat,
		1433	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1434	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1435	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1436	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1437	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1438	"*",
		1439	fheight,
		1440	fheight + 1, fheight - 1,
		1441	fheight - 2, fheight + 2);
		1442
		1443	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1444	&missing_charset_list, &missing_charset_count, &def_string);
		1445
		1446	if (missing_charset_list)
		1447	XFreeStringList (missing_charset_list);
		1448
		1449	if (!fs)
		1450	{
		1451	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1452	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1453	}
		1454	}
		1455
		1456	if (input_style & XIMPreeditPosition)
		1457	{
		1458	im_set_size (rect);
		1459	im_set_position (spot);
		1460	im_set_color (fg, bg);
		1461
		1462	preedit_attr = XVaCreateNestedList (0,
		1463	XNForeground, fg,
		1464	XNBackground, bg,
		1465	XNArea, &rect,
		1466	XNSpotLocation, &spot,
		1467	XNFontSet, fs,
		1468	NULL);
		1469	}
		1470	else if (input_style & XIMPreeditArea)
		1471	{
		1472	im_set_color (fg, bg);
		1473
		1474	/*
		1475	* The necessary width of preedit area is unknown
		1476	* until create input context.
		1477	*/
		1478	needed_rect.width = 0;
		1479	im_set_preedit_area (rect, status_rect, needed_rect);
		1480
		1481	preedit_attr = XVaCreateNestedList (0,
		1482	XNForeground, fg,
		1483	XNBackground, bg,
		1484	XNArea, &rect,
		1485	XNFontSet, fs,
		1486	NULL);
		1487	status_attr = XVaCreateNestedList (0,
		1488	XNForeground, fg,
		1489	XNBackground, bg,
		1490	XNArea, &status_rect,
		1491	XNFontSet, fs,
		1492	NULL);
		1493	}
		1494	else if (input_style & XIMPreeditCallbacks)
		1495	{
		1496	im_set_position (spot);
		1497
		1498	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1499	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1500	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1501	#if 0
		1502	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1503	#endif
		1504
		1505	preedit_attr = XVaCreateNestedList (0,
		1506	XNSpotLocation, &spot,
		1507	XNPreeditStartCallback, &xcb[0],
		1508	XNPreeditDoneCallback , &xcb[1],
		1509	XNPreeditDrawCallback , &xcb[2],
		1510	#if 0
		1511	XNPreeditCaretCallback, &xcb[3],
		1512	#endif
		1513	NULL);
		1514	}
		1515
		1516	Input_Context = XCreateIC (xim,
		1517	XNInputStyle, input_style,
		1518	XNClientWindow, vt,
		1519	XNFocusWindow, parent[0],
		1520	preedit_attr ? XNPreeditAttributes : NULL,
		1521	preedit_attr,
		1522	status_attr ? XNStatusAttributes : NULL,
		1523	status_attr, NULL);
		1524
		1525	if (preedit_attr) XFree (preedit_attr);
		1526	if (status_attr) XFree (status_attr);
		1527	if (fs) XFreeFontSet (display->display, fs);
		1528
		1529	if (Input_Context == NULL)
		1530	{
		1531	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1532	im_destroy ();
		1533	return false;
		1534	}
		1535
		1536	#if 0
		1537	// unfortunately, only the focus window is used by XIM, hard to fix
		1538	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1539	vt_select_input ();
		1540	#endif
		1541
		1542	if (input_style & XIMPreeditArea)
		1543	IMSetStatusPosition ();
		1544
		1545	return true;
		1546	}
		1547
		1548	void
		1549	rxvt_term::im_cb ()
		1550	{
		1551	int i;
		1552	const char *p;
		1553	char **s;
		1554	char buf[IMBUFSIZ];
		1555
		1556	make_current ();
		1557
		1558	im_destroy ();
		1559
		1560	if (Input_Context)
		1561	return;
		1562
		1563	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1564	if (rs[Rs_imLocale])
		1565	SET_LOCALE (rs[Rs_imLocale]);
		1566	#endif
		1567
		1568	p = rs[Rs_inputMethod];
		1569	if (p && *p)
		1570	{
		1571	bool found = false;
		1572
		1573	s = rxvt_splitcommastring (p);
		1574
		1575	for (i = 0; s[i]; i++)
		1576	{
		1577	if (*s[i])
		1578	{
		1579	strcpy (buf, "@im=");
		1580	strncat (buf, s[i], IMBUFSIZ - 5);
		1581	if (IM_get_IC (buf))
		1582	{
		1583	found = true;
1212	break;	1584	break;
		1585	}
1213	}	1586	}
1214	}	1587	}
1215	for (i = 0; s[i]; i++)
1216	free(s[i]);
1217	free(s);
1218	XFree(xim_styles);
1219		1588
		1589	rxvt_freecommastring (s);
		1590
1220	if (!found) {	1591	if (found)
1221	XCloseIM(xim);	1592	goto done;
1222	return False;
1223	}	1593	}
1224		1594
1225	ximcallback.callback = rxvt_IMDestroyCallback;	1595	/* try with XMODIFIERS env. var. */
		1596	if (IM_get_IC (""))
		1597	goto done;
1226		1598
1227	/* XXX: not sure why we need this (as well as IC one below) */	1599	/* try with no modifiers base IF the user didn't specify an IM */
1228	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1600	if (IM_get_IC ("@im=none"))
		1601	goto done;
1229		1602
1230	preedit_attr = status_attr = NULL;	1603	done:
1231		1604	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232	if (R->input_style & XIMPreeditPosition) {	1605	if (rs[Rs_imLocale])
1233	rxvt_setSize(aR_ & rect);	1606	SET_LOCALE (locale);
1234	rxvt_setPosition(aR_ & spot);	1607	#endif
1235	rxvt_setColor(aR_ & fg, &bg);
1236
1237	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238	XNSpotLocation, &spot,
1239	XNForeground, fg, XNBackground, bg,
1240	//XNFontSet, R->TermWin.fontset,
1241	NULL);
1242	} else if (R->input_style & XIMPreeditArea) {
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	/*
1246	* The necessary width of preedit area is unknown
1247	* until create input context.
1248	*/
1249	needed_rect.width = 0;
1250
1251	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, R->TermWin.fontset,
1256	NULL);
1257	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258	XNForeground, fg, XNBackground, bg,
1259	//XNFontSet, R->TermWin.fontset,
1260	NULL);
1261	}
1262	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263	XNClientWindow, R->TermWin.parent[0],
1264	XNFocusWindow, R->TermWin.parent[0],
1265	XNDestroyCallback, &ximcallback,
1266	preedit_attr ? XNPreeditAttributes : NULL,
1267	preedit_attr,
1268	status_attr ? XNStatusAttributes : NULL,
1269	status_attr, NULL);
1270	if (preedit_attr)
1271	XFree(preedit_attr);
1272	if (status_attr)
1273	XFree(status_attr);
1274	if (R->Input_Context == NULL) {
1275	rxvt_print_error("failed to create input context");
1276	XCloseIM(xim);
1277	return False;
1278	}
1279	if (R->input_style & XIMPreeditArea)
1280	rxvt_IMSetStatusPosition(aR);
1281	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282	return True;
1283	}	1608	}
1284		1609
1285	/* EXTPROTO */
1286	void	1610	void
1287	rxvt_IMSetStatusPosition(pR)	1611	rxvt_term::IMSetStatusPosition ()
1288	{	1612	{
1289	XRectangle preedit_rect, status_rect, *needed_rect;	1613	XRectangle preedit_rect, status_rect, *needed_rect;
1290	XVaNestedList preedit_attr, status_attr;	1614	XVaNestedList preedit_attr, status_attr;
1291		1615
1292	if (R->Input_Context == NULL	1616	if (!Input_Context
		1617	|| !focus
1293	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1618	|| !(input_style & XIMPreeditArea)
1294	|| !rxvt_IMisRunning(aR))	1619	|| !IMisRunning ())
1295	return;	1620	return;
1296		1621
1297	/* Getting the necessary width of preedit area */	1622	/* Getting the necessary width of preedit area */
1298	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1623	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1624	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300	XFree(status_attr);	1625	XFree (status_attr);
1301		1626
1302	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1627	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1628	XFree (needed_rect);
1303		1629
1304	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1630	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1631	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306		1632
1307	XSetICValues(R->Input_Context,	1633	XSetICValues (Input_Context,
1308	XNPreeditAttributes, preedit_attr,	1634	XNPreeditAttributes, preedit_attr,
1309	XNStatusAttributes, status_attr, NULL);	1635	XNStatusAttributes, status_attr, NULL);
1310		1636
1311	XFree(preedit_attr);	1637	XFree (preedit_attr);
1312	XFree(status_attr);	1638	XFree (status_attr);
1313	}	1639	}
1314	#endif /* USE_XIM */	1640	#endif /* USE_XIM */
1315		1641
1316	/*----------------------------------------------------------------------*/
1317	rxvt_t rxvt_current_term;
1318
1319	/*----------------------- end-of-file (C source) -----------------------*/	1642	/*----------------------- end-of-file (C source) -----------------------*/

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