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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.340 by sf-exg, Sun Dec 12 19:30:10 2010 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.14 2003/12/18 00:29:29 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2010 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 "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <cassert>
37	#include <signal.h>	42	#include <csignal>
		43	#include <cstring>
38		44
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
		46
		47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
45	#endif	53	# endif
		54	#endif
46		55
		56	struct termios rxvt_term::def_tio;
		57	vector<rxvt_term *> rxvt_term::termlist;
		58
		59	// used to tell global functions which terminal instance is "active"
		60	rxvt_t rxvt_current_term;
		61
		62	static char curlocale[128], savelocale[128];
		63
		64	bool
		65	rxvt_set_locale (const char *locale) NOTHROW
		66	{
		67	int size = strlen (locale) + 1;
		68
		69	if (size > sizeof (curlocale))
		70	rxvt_fatal ("locale string too long, aborting.\n");
		71
		72	if (!locale || !memcmp (locale, curlocale, size))
		73	return false;
		74
		75	memcpy (curlocale, locale, size);
		76	setlocale (LC_CTYPE, curlocale);
		77	return true;
		78	}
		79
47	void *	80	void
48	rxvt_term::operator new (size_t s)	81	rxvt_push_locale (const char *locale) NOTHROW
49	{	82	{
50	void *p = malloc (s);	83	strcpy (savelocale, curlocale);
		84	rxvt_set_locale (locale);
		85	}
51		86
52	MEMSET (p, 0, s);	87	void
		88	rxvt_pop_locale () NOTHROW
		89	{
		90	rxvt_set_locale (savelocale);
		91	}
		92
		93	#if ENABLE_COMBINING
		94	class rxvt_composite_vec rxvt_composite;
		95
		96	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		97	{
		98	compose_char *cc;
		99
		100	// break compose chains, as stupid readline really likes to duplicate
		101	// composing characters for some reason near the end of a line.
		102	cc = (*this)[c1];
		103	while (cc)
		104	{
		105	if (cc->c2 == c2) return c1;
		106	cc = (*this)[cc->c1];
		107	}
		108
		109	// check to see whether this combination already exists otherwise
		110	for (cc = v.end (); cc-- > v.begin (); )
		111	{
		112	if (cc->c1 == c1 && cc->c2 == c2)
		113	return COMPOSE_LO + (cc - v.begin ());
		114	}
		115
		116	// allocate a new combination
		117	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		118	{
		119	static int seen;
		120
		121	if (!seen++)
		122	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		123
		124	return REPLACEMENT_CHAR;
		125	}
		126
		127	v.push_back (compose_char (c1, c2));
		128
		129	return v.size () - 1 + COMPOSE_LO;
		130	}
		131
		132	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		133	{
		134	compose_char *cc = (*this)[c];
		135
		136	if (!cc)
		137	{
		138	if (r) *r = c;
		139	return 1;
		140	}
		141
		142	int len = expand (cc->c1, r);
		143
		144	if (r) r += len;
		145
		146	if (cc->c2 != NOCHAR)
		147	{
		148	len++;
		149	if (r) *r++ = cc->c2;
		150	}
		151
53	return p;	152	return len;
54	}
55		153
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	154	}
		155	#endif
61		156
62	rxvt_term::rxvt_term ()	157	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	158	{
		159	#if HAVE_BG_PIXMAP
		160	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		161	#endif
64	#ifdef CURSOR_BLINK	162	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	163	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		164	#endif
		165	#ifdef TEXT_BLINK
		166	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		167	#endif
		168	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		169	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		170	#endif
		171	#ifdef SELECTION_SCROLLING
		172	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		173	#endif
		174	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		175	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		176	#endif
		177	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		178	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		179	#endif
		180	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		181	#ifdef USE_XIM
		182	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	183	#endif
67	#ifdef POINTER_BLANK	184	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	185	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	186	#endif
70	x_ev (this, &rxvt_term::x_cb),	187	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	188	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb),	189	#endif
73	incr_ev (this, &rxvt_term::incr_cb)	190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
74	{	191	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		192	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		193	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		194	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		195	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		196	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		197
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void
		210	rxvt_term::emergency_cleanup ()
		211	{
		212	if (cmd_pid)
		213	kill (-cmd_pid, SIGHUP);
		214
		215	pty_ev.stop ();
		216	delete pty; pty = 0;
76	}	217	}
77		218
78	rxvt_term::~rxvt_term ()	219	rxvt_term::~rxvt_term ()
79	{	220	{
		221	termlist.erase (find (termlist.begin (), termlist.end(), this));
		222
		223	emergency_cleanup ();
		224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
		229	#endif
		230	delete fontset[0];
		231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
		234	#endif
		235	#ifdef HAVE_AFTERIMAGE
		236	if (asv)
		237	destroy_asvisual (asv, 0);
		238	if (asimman)
		239	destroy_image_manager (asimman, 0);
		240	#endif
		241
		242	if (display)
		243	{
		244	selection_clear ();
		245	selection_clear (true);
		246
		247	#ifdef USE_XIM
		248	im_destroy ();
		249	#endif
		250	scrollBar.destroy ();
		251	if (gc) XFreeGC (dpy, gc);
		252
		253	delete drawable;
		254	// destroy all windows
		255	if (parent[0])
		256	XDestroyWindow (dpy, parent[0]);
		257
		258	for (int i = 0; i < TOTAL_COLORS; i++)
		259	if (ISSET_PIXCOLOR (i))
		260	{
		261	pix_colors_focused [i].free (this);
		262	#if OFF_FOCUS_FADING
		263	pix_colors_unfocused [i].free (this);
		264	#endif
		265	}
		266
		267	clear ();
		268
		269	display->flush (); /* ideally .put should do this */
		270	displays.put (display);
		271	}
		272
80	scr_release ();	273	scr_release ();
81		274
82	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	275	/* clear all resources */
		276	for (int i = 0; i < allocated.size (); i++)
		277	free (allocated [i]);
		278
		279	free (selection.text);
		280	free (selection.clip_text);
		281	// TODO: manage env vars in child only(!)
		282	free (env_display);
		283	free (env_term);
83	free (locale);	284	free (locale);
84	#endif	285	free (v_buffer);
85	#ifndef NO_SETOWNER_TTYDEV	286	free (incr_buf);
86	rxvt_privileged_ttydev (this, RESTORE);
87	#endif
88	#ifdef UTMP_SUPPORT
89	rxvt_privileged_utmp (this, RESTORE);
90	#endif
91	#ifdef USE_XIM
92	if (Input_Context != NULL)
93	{
94	XDestroyIC (Input_Context);
95	Input_Context = NULL;
96	}
97	#endif
98		287
99	if (cmd_fd >= 0)	288	delete envv;
100	close (cmd_fd);	289	delete argv;
101		290
102	if (Xfd >= 0)	291	#ifdef KEYSYM_RESOURCE
103	XCloseDisplay (Xdisplay);	292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
104		298
105	delete PixColors;	299	// child has exited, usually destroys
		300	void
		301	rxvt_term::child_cb (ev::child &w, int status)
		302	{
		303	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		304
		305	cmd_pid = 0;
		306
		307	if (!option (Opt_hold))
		308	destroy ();
106	}	309	}
107		310
108	void	311	void
109	rxvt_term::destroy ()	312	rxvt_term::destroy ()
110	{	313	{
		314	if (destroy_ev.is_active ())
		315	return;
		316
		317	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		318
		319	#if ENABLE_OVERLAY
		320	scr_overlay_off ();
		321	#endif
		322
		323	if (display)
		324	{
		325	#if USE_XIM
		326	im_ev.stop (display);
		327	#endif
		328	scrollbar_ev.stop (display);
		329	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		330	rootwin_ev.stop (display);
		331	#endif
		332	incr_ev.stop ();
		333	termwin_ev.stop (display);
		334	vt_ev.stop (display);
		335	}
		336
111	check_ev.stop ();	337	flush_ev.stop ();
112	pty_ev.stop ();	338	pty_ev.stop ();
113	x_ev.stop ();
114	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
		340	cursor_blink_ev.stop ();
		341	#endif
		342	#ifdef TEXT_BLINK
115	blink_ev.stop ();	343	text_blink_ev.stop ();
		344	#endif
		345	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		346	cont_scroll_ev.stop ();
		347	#endif
		348	#ifdef SELECTION_SCROLLING
		349	sel_scroll_ev.stop ();
116	#endif	350	#endif
117	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
118	pointer_ev.stop ();	352	pointer_ev.stop ();
119	#endif	353	#endif
120		354
121	destroy_ev.start (0);	355	destroy_ev.start ();
122	}	356	}
123		357
124	void	358	void
125	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
126	{	360	{
127	SET_R (this);	361	make_current ();
128		362
129	delete this;	363	delete this;
130	}	364	}
131		365
132	/*----------------------------------------------------------------------*/	366	void
133	/* rxvt_init() */	367	rxvt_term::set_option (uint8_t opt, bool set)
134	/* LIBPROTO */
135	rxvt_t
136	rxvt_init (int argc, const char *const *argv)
137	{	368	{
138	SET_R (new rxvt_term);	369	if (!opt)
139	dR;
140
141	if (!R->init_vars () || !R->init (argc, argv))
142	{
143	delete R;
144	return NULL;
145	}
146
147	return R;	370	return;
148	}
149		371
150	/* EXTPROTO */	372	uint8_t mask = 1 << (opt & 7);
151	void	373	uint8_t &val = options [opt >> 3];
152	rxvt_init_signals ()
153	{
154	/* install exit handler for cleanup */
155	#if 0
156	#ifdef HAVE_ATEXIT
157	atexit(rxvt_clean_exit);
158	#else
159	#endif
160	#endif
161		374
162	struct sigaction sa;	375	val = val & ~mask | (set ? mask : 0);
163
164	sigfillset (&sa.sa_mask);
165	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174	/* signal (SIGURG, SIG_DFL); */
175
176	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178	}
179
180	bool
181	rxvt_term::init (int argc, const char *const *argv)
182	{
183	dR;//TODO (scrollbar, setidle)
184
185	/*
186	* Save and then give up any super-user privileges
187	* If we need privileges in any area then we must specifically request it.
188	* We should only need to be root in these cases:
189	* 1. write utmp entries on some systems
190	* 2. chown tty on some systems
191	*/
192	rxvt_privileges (this, SAVE);
193	rxvt_privileges (this, IGNORE);
194
195	rxvt_init_secondary (this);
196
197	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
198
199	#if (MENUBAR_MAX)
200	rxvt_menubar_read (this, rs[Rs_menu]);
201	#endif
202	#ifdef HAVE_SCROLLBARS
203	if (Options & Opt_scrollBar)
204	scrollbar_setIdle (); /* set existence for size calculations */
205	#endif
206
207	rxvt_Create_Windows (this, argc, argv);
208
209	rxvt_init_xlocale (this);
210
211	scr_reset (); /* initialize screen */
212	#ifdef RXVT_GRAPHICS
213	rxvt_Gr_reset (this); /* reset graphics */
214	#endif
215
216	#if 0
217	#ifdef DEBUG_X
218	XSynchronize(Xdisplay, True);
219	#endif
220	#endif
221
222	#ifdef HAVE_SCROLLBARS
223	if (Options & Opt_scrollBar)
224	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225	#endif
226	#if (MENUBAR_MAX)
227	if (menubar_visible(r))
228	XMapWindow (Xdisplay, menuBar.win);
229	#endif
230	#ifdef TRANSPARENT
231	if (Options & Opt_transparent)
232	{
233	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234	rxvt_check_our_parents (this);
235	}
236	#endif
237	XMapWindow (Xdisplay, TermWin.vt);
238	XMapWindow (Xdisplay, TermWin.parent[0]);
239
240	rxvt_init_env (this);
241	rxvt_init_command (this, cmd_argv);
242
243	x_ev.start (Xfd, EVENT_READ);
244	pty_ev.start (cmd_fd, EVENT_READ);
245
246	check_ev.start ();
247
248	process_x_events ();
249
250	return true;
251	}
252
253	/* ------------------------------------------------------------------------- *
254	* SIGNAL HANDLING & EXIT HANDLER *
255	* ------------------------------------------------------------------------- */
256	/*
257	* Catch a SIGCHLD signal and exit if the direct child has died
258	*/
259	/* ARGSUSED */
260	/* EXTPROTO */
261	RETSIGTYPE
262	rxvt_Child_signal(int sig __attribute__ ((unused)))
263	{
264	int pid, save_errno = errno;
265	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266	;
267	errno = save_errno;
268
269	#if 0
270	if (pid == R->cmd_pid)
271	exit (EXIT_SUCCESS);
272	#endif
273	}
274
275	/*
276	* Catch a fatal signal and tidy up before quitting
277	*/
278	/* EXTPROTO */
279	RETSIGTYPE
280	rxvt_Exit_signal(int sig)
281	{
282	signal(sig, SIG_DFL);
283	#ifdef DEBUG_CMD
284	rxvt_print_error("signal %d", sig);
285	#endif
286	rxvt_clean_exit();
287	kill(getpid(), sig);
288	}
289
290	/* ARGSUSED */
291	/* INTPROTO */
292	int
293	rxvt_xerror_handler(const Display * display
294	__attribute__ ((unused)), const XErrorEvent * event)
295	{
296	dR;
297
298	if (R->allowedxerror == -1)
299	R->allowedxerror = event->error_code;
300	else
301	{
302	rxvt_print_error("XError: Request: %d . %d, Error: %d",
303	event->request_code, event->minor_code,
304	event->error_code);
305
306	R->destroy ();
307	}
308
309	return 0;
310	}	376	}
311		377
312	/*----------------------------------------------------------------------*/	378	/*----------------------------------------------------------------------*/
313	/*	379	/*
314	* Exit gracefully, clearing the utmp entry and restoring tty attributes	380	* Exit gracefully, clearing the utmp entry and restoring tty attributes
315	* TODO: if debugging, this should free up any known resources if we can	381	* TODO: if debugging, this should free up any known resources if we can
316	*/	382	*/
317	/* EXTPROTO */	383	static XErrorHandler old_xerror_handler;
318	void
319	rxvt_clean_exit ()
320	{
321	dR;
322		384
323	R->destroy ();	385	static void
324	}	386	rxvt_emergency_cleanup ()
325
326	/* ------------------------------------------------------------------------- *
327	* MEMORY ALLOCATION WRAPPERS *
328	* ------------------------------------------------------------------------- */
329	/* EXTPROTO */
330	void *
331	rxvt_malloc(size_t size)
332	{	387	{
333	void *p;	388	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		389	(*t)->emergency_cleanup ();
		390	}
334		391
335	p = malloc(size);	392	#if !ENABLE_MINIMAL
336	if (p)	393	static void
337	return p;	394	print_x_error (Display *dpy, XErrorEvent *event)
		395	{
		396	char buffer[BUFSIZ];
		397	char mesg[BUFSIZ];
		398	char number[32];
		399	char *mtype = "XlibMessage";
		400	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		401	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		402	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		403	rxvt_warn ("%s: %s\n", mesg, buffer);
		404	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		405	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		406	sprintf(number, "%d", event->request_code);
		407	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		408	rxvt_warn ("(which is %s)\n", buffer);
		409	if (event->request_code >= 128) {
		410	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		411	mesg, BUFSIZ);
		412	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		413	}
		414	if ((event->error_code == BadWindow) ||
		415	(event->error_code == BadPixmap) ||
		416	(event->error_code == BadCursor) ||
		417	(event->error_code == BadFont) ||
		418	(event->error_code == BadDrawable) ||
		419	(event->error_code == BadColor) ||
		420	(event->error_code == BadGC) ||
		421	(event->error_code == BadIDChoice) ||
		422	(event->error_code == BadValue) ||
		423	(event->error_code == BadAtom)) {
		424	if (event->error_code == BadValue)
		425	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		426	mesg, BUFSIZ);
		427	else if (event->error_code == BadAtom)
		428	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		429	mesg, BUFSIZ);
		430	else
		431	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		432	mesg, BUFSIZ);
		433	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		434	}
		435	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		436	mesg, BUFSIZ);
		437	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		438	}
		439	#endif
338		440
339	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	441	int
340	rxvt_clean_exit();	442	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		443	{
		444	if (GET_R->allowedxerror == -1)
		445	GET_R->allowedxerror = event->error_code;
		446	else
		447	{
		448	// GET_R is most likely not the terminal which caused the error,
		449	// so just output the error and continue
		450	#if ENABLE_MINIMAL
		451	old_xerror_handler (display, event);
		452	#else
		453	print_x_error (display, event);
		454	#endif
		455	}
		456
		457	return 0;
		458	}
		459
		460	int
		461	rxvt_xioerror_handler (Display *display)
		462	{
		463	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		464	DisplayString (display));
		465	rxvt_emergency_cleanup ();
341	exit(EXIT_FAILURE);	466	_exit (EXIT_FAILURE);
342	/* NOTREACHED */
343	}	467	}
344		468
345	/* EXTPROTO */	469	static struct sig_handlers
346	void *
347	rxvt_calloc(size_t number, size_t size)
348	{	470	{
349	void *p;	471	ev::sig sw_term, sw_int;
350		472
351	p = calloc(number, size);	473	/*
352	if (p)	474	* Catch a fatal signal and tidy up before quitting
353	return p;	475	*/
		476	void sig_term (ev::sig &w, int revents);
354		477
355	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	478	sig_handlers ()
356	rxvt_clean_exit();	479	{
357	exit(EXIT_FAILURE);	480	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
358	/* NOTREACHED */	481	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
359	}	482	}
		483	} sig_handlers;
360		484
361	/* EXTPROTO */
362	void *
363	rxvt_realloc(void *ptr, size_t size)
364	{
365	void *p;
366
367	if (ptr)
368	p = realloc(ptr, size);
369	else
370	p = malloc(size);
371	if (p)
372	return p;
373
374	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375	rxvt_clean_exit();
376	exit(EXIT_FAILURE);
377	/* NOTREACHED */
378	}
379
380	/* ------------------------------------------------------------------------- *
381	* PRIVILEGED OPERATIONS *
382	* ------------------------------------------------------------------------- */
383	/* take care of suid/sgid super-user (root) privileges */
384	/* INTPROTO */
385	void	485	void
386	rxvt_privileges(pR_ int mode)	486	sig_handlers::sig_term (ev::sig &w, int revents)
387	{	487	{
388	#if ! defined(__CYGWIN32__)	488	rxvt_emergency_cleanup ();
389	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	489	w.stop ();
390	/* setreuid() is the poor man's setuid(), seteuid() */	490	kill (getpid (), w.signum);
391	# define seteuid(a) setreuid(-1, (a))	491	}
392	# define setegid(a) setregid(-1, (a))	492
393	# define HAVE_SETEUID	493	static void
		494	rxvt_get_ttymode (struct termios *tio)
		495	{
		496	if (tcgetattr (STDIN_FILENO, tio) < 0)
		497	memset (tio, 0, sizeof (struct termios));
		498
		499	for (int i = 0; i < NCCS; i++)
		500	tio->c_cc[i] = VDISABLE;
		501
		502	tio->c_cc[VINTR] = CINTR;
		503	tio->c_cc[VQUIT] = CQUIT;
		504	tio->c_cc[VERASE] = CERASE;
		505	#ifdef VERASE2
		506	tio->c_cc[VERASE2] = CERASE2;
		507	#endif
		508	tio->c_cc[VKILL] = CKILL;
		509	tio->c_cc[VEOF] = CEOF;
		510	tio->c_cc[VSTART] = CSTART;
		511	tio->c_cc[VSTOP] = CSTOP;
		512	tio->c_cc[VSUSP] = CSUSP;
		513	# ifdef VDSUSP
		514	tio->c_cc[VDSUSP] = CDSUSP;
394	# endif	515	# endif
395	# ifdef HAVE_SETEUID	516	# ifdef VREPRINT
396	switch (mode) {	517	tio->c_cc[VREPRINT] = CRPRNT;
397	case IGNORE:
398	/*
399	* change effective uid/gid - not real uid/gid - so we can switch
400	* back to root later, as required
401	*/
402	seteuid(getuid());
403	setegid(getgid());
404	break;
405	case SAVE:
406	R->euid = geteuid();
407	R->egid = getegid();
408	break;
409	case RESTORE:
410	seteuid(R->euid);
411	setegid(R->egid);
412	break;
413	}
414	# else
415	switch (mode) {
416	case IGNORE:
417	setuid(getuid());
418	setgid(getgid());
419	/* FALLTHROUGH */
420	case SAVE:
421	/* FALLTHROUGH */
422	case RESTORE:
423	break;
424	}
425	# endif	518	# endif
426	#endif	519	# ifdef VDISCRD
427	}	520	tio->c_cc[VDISCRD] = CFLUSH;
428
429	#ifdef UTMP_SUPPORT
430	/* EXTPROTO */
431	void
432	rxvt_privileged_utmp(pR_ char action)
433	{
434	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435	action, R->next_utmp_action, getpid()));
436	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437	|| (R->Options & Opt_utmpInhibit)
438	|| R->ttydev == NULL || *R->ttydev == '\0')
439	return;
440
441	rxvt_privileges(aR_ RESTORE);
442	if (action == SAVE) {
443	R->next_utmp_action = RESTORE;
444	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
445	} else { /* action == RESTORE */
446	R->next_utmp_action = IGNORE;
447	rxvt_cleanutent(aR);
448	}
449	rxvt_privileges(aR_ IGNORE);
450	}
451	#endif
452
453	#ifndef NO_SETOWNER_TTYDEV
454	/* EXTPROTO */
455	void
456	rxvt_privileged_ttydev(pR_ char action)
457	{
458	D_MAIN((stderr,
459	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460	action, R->next_tty_action, getpid()));
461	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462	|| R->ttydev == NULL || *R->ttydev == '\0')
463	return;
464
465	rxvt_privileges(aR_ RESTORE);
466
467	if (action == SAVE) {
468	R->next_tty_action = RESTORE;
469	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472	R->next_tty_action = IGNORE;
473	else
474	# endif	521	# endif
475	{	522	# ifdef VWERSE
476	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	523	tio->c_cc[VWERSE] = CWERASE;
477	chmod(R->ttydev, R->ttymode);
478	# ifdef HAVE_REVOKE
479	revoke(R->ttydev);
480	# endif	524	# endif
481	}	525	# ifdef VLNEXT
482	} else { /* action == RESTORE */	526	tio->c_cc[VLNEXT] = CLNEXT;
483	R->next_tty_action = IGNORE;
484	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485	chmod(R->ttydev, R->ttyfd_stat.st_mode);
486	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487	# else
488	chmod(R->ttydev,
489	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490	chown(R->ttydev, 0, 0);
491	# endif	527	# endif
492	}	528	# ifdef VSTATUS
493		529	tio->c_cc[VSTATUS] = CSTATUS;
494	rxvt_privileges(aR_ IGNORE);
495
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498	action == RESTORE ? "Restoring" : (action ==
499	SAVE ? "Saving" :
500	"UNKNOWN ERROR for"), R->ttydev,
501	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502	R->ttyfd_stat.st_gid));
503	# endif	530	# endif
504	}	531
		532	# if VMIN != VEOF
		533	tio->c_cc[VMIN] = 1;
505	#endif	534	# endif
		535	# if VTIME != VEOL
		536	tio->c_cc[VTIME] = 0;
		537	# endif
		538
		539	/* input modes */
		540	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		541	# ifdef IMAXBEL
		542	| IMAXBEL
		543	# endif
		544	| IXON);
		545
		546	/* output modes */
		547	tio->c_oflag = (OPOST | ONLCR);
		548
		549	/* control modes */
		550	tio->c_cflag = (CS8 | CREAD);
		551
		552	/* local modes */
		553	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		554	# if defined (ECHOCTL) && defined (ECHOKE)
		555	| ECHOCTL | ECHOKE
		556	# endif
		557	| ECHOE | ECHOK);
		558	}
		559
		560	char **rxvt_environ; // startup environment
		561
		562	void
		563	rxvt_init ()
		564	{
		565	assert (("fontMask must not overlap other RS masks",
		566	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		567
		568	rxvt_get_ttymode (&rxvt_term::def_tio);
		569
		570	// get rid of stdin/stdout as we don't need them, to free resources
		571	dup2 (STDERR_FILENO, STDIN_FILENO);
		572	dup2 (STDERR_FILENO, STDOUT_FILENO);
		573
		574	if (!ev_default_loop ())
		575	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		576
		577	rxvt_environ = environ;
		578
		579	signal (SIGHUP, SIG_IGN);
		580	signal (SIGPIPE, SIG_IGN);
		581
		582	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		583	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		584
		585	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		586	// TODO: handle this with exceptions and tolerate the memory loss
		587	XSetIOErrorHandler (rxvt_xioerror_handler);
		588
		589	XrmInitialize ();
		590	}
506		591
507	/*----------------------------------------------------------------------*/	592	/*----------------------------------------------------------------------*/
508	/*	593	/*
509	* window size/position calculcations for XSizeHint and other storage.	594	* window size/position calculations for XSizeHint and other storage.
510	* if width/height are non-zero then override calculated width/height	595	* if width/height are non-zero then override calculated width/height
511	*/	596	*/
512	/* EXTPROTO */
513	void	597	void
514	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	598	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515	{	599	{
516	short recalc_x, recalc_y;	600	short recalc_x, recalc_y;
517	int x, y, sb_w, mb_h, flags;	601	int x, y, flags;
518	unsigned int w, h;	602	unsigned int w, h;
519	unsigned int max_width, max_height;	603	unsigned int max_width, max_height;
520		604
521	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
523	R->szHint.height));
524	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	605	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525	R->szHint.win_gravity = NorthWestGravity;	606	szHint.win_gravity = NorthWestGravity;
526	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	607	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527		608
528	recalc_x = recalc_y = 0;	609	recalc_x = recalc_y = 0;
529	flags = 0;	610	flags = 0;
		611
530	if (!R->parsed_geometry) {	612	if (!parsed_geometry)
		613	{
531	R->parsed_geometry = 1;	614	parsed_geometry = 1;
		615
532	if (R->rs[Rs_geometry])	616	if (rs[Rs_geometry])
533	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	617	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		618
534	if (flags & WidthValue) {	619	if (flags & WidthValue)
535	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	620	{
		621	if (!w)
		622	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		623
		624	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
536	R->szHint.flags |= USSize;	625	szHint.flags |= USSize;
537	}	626	}
		627
538	if (flags & HeightValue) {	628	if (flags & HeightValue)
539	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	629	{
		630	if (!h)
		631	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		632
		633	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
540	R->szHint.flags |= USSize;	634	szHint.flags |= USSize;
541	}	635	}
		636
542	if (flags & XValue) {	637	if (flags & XValue)
		638	{
543	R->szHint.x = x;	639	szHint.x = x;
544	R->szHint.flags |= USPosition;	640	szHint.flags |= USPosition;
		641
545	if (flags & XNegative) {	642	if (flags & XNegative)
		643	{
546	recalc_x = 1;	644	recalc_x = 1;
547	R->szHint.win_gravity = NorthEastGravity;	645	szHint.win_gravity = NorthEastGravity;
548	}	646	}
549	}	647	}
		648
550	if (flags & YValue) {	649	if (flags & YValue)
		650	{
551	R->szHint.y = y;	651	szHint.y = y;
552	R->szHint.flags |= USPosition;	652	szHint.flags |= USPosition;
		653
553	if (flags & YNegative) {	654	if (flags & YNegative)
		655	{
554	recalc_y = 1;	656	recalc_y = 1;
		657
555	if (R->szHint.win_gravity == NorthEastGravity)	658	if (szHint.win_gravity == NorthEastGravity)
556	R->szHint.win_gravity = SouthEastGravity;	659	szHint.win_gravity = SouthEastGravity;
557	else	660	else
558	R->szHint.win_gravity = SouthWestGravity;	661	szHint.win_gravity = SouthWestGravity;
559	}	662	}
560	}	663	}
561	}	664	}
		665
562	/* TODO: BOUNDS */	666	/* TODO: BOUNDS */
563	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	667	width = ncol * fwidth;
564	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	668	height = nrow * fheight;
565	max_width = MAX_COLS * R->TermWin.fwidth;	669	max_width = MAX_COLS * fwidth;
566	max_height = MAX_ROWS * R->TermWin.fheight;	670	max_height = MAX_ROWS * fheight;
567		671
568	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	672	szHint.base_width = szHint.base_height = 2 * int_bwidth;
569		673
570	sb_w = mb_h = 0;
571	R->window_vt_x = R->window_vt_y = 0;	674	window_vt_x = window_vt_y = int_bwidth;
572	if (scrollbar_visible(R)) {	675
		676	if (scrollBar.state)
		677	{
573	sb_w = scrollbar_TotalWidth();	678	int sb_w = scrollBar.total_width ();
574	R->szHint.base_width += sb_w;	679	szHint.base_width += sb_w;
		680
575	if (!(R->Options & Opt_scrollBar_right))	681	if (!option (Opt_scrollBar_right))
576	R->window_vt_x = sb_w;	682	window_vt_x += sb_w;
577	}	683	}
578	if (menubar_visible(R)) {	684
579	mb_h = menuBar_TotalHeight();
580	R->szHint.base_height += mb_h;
581	R->window_vt_y = mb_h;
582	}
583	R->szHint.width_inc = R->TermWin.fwidth;	685	szHint.width_inc = fwidth;
584	R->szHint.height_inc = R->TermWin.fheight;	686	szHint.height_inc = fheight;
585	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	687	szHint.min_width = szHint.base_width + szHint.width_inc;
586	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	688	szHint.min_height = szHint.base_height + szHint.height_inc;
587		689
588	if (width && width - R->szHint.base_width < max_width) {	690	if (newwidth && newwidth - szHint.base_width < max_width)
		691	{
589	R->szHint.width = width;	692	szHint.width = newwidth;
590	R->TermWin.width = width - R->szHint.base_width;	693	width = newwidth - szHint.base_width;
591	} else {	694	}
592	MIN_IT(R->TermWin.width, max_width);	695	else
		696	{
		697	min_it (width, max_width);
593	R->szHint.width = R->szHint.base_width + R->TermWin.width;	698	szHint.width = szHint.base_width + width;
594	}	699	}
		700
595	if (height && height - R->szHint.base_height < max_height) {	701	if (newheight && newheight - szHint.base_height < max_height)
		702	{
596	R->szHint.height = height;	703	szHint.height = newheight;
597	R->TermWin.height = height - R->szHint.base_height;	704	height = newheight - szHint.base_height;
598	} else {	705	}
599	MIN_IT(R->TermWin.height, max_height);	706	else
		707	{
		708	min_it (height, max_height);
600	R->szHint.height = R->szHint.base_height + R->TermWin.height;	709	szHint.height = szHint.base_height + height;
601	}	710	}
602	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
603	R->window_sb_x = R->szHint.width - sb_w;
604		711
605	if (recalc_x)	712	if (recalc_x)
606	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	713	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
607	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	714
608	if (recalc_y)	715	if (recalc_y)
609	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	716	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
610	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
611		717
612	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	718	ncol = width / fwidth;
613	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	719	nrow = height / fheight;
614	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
615	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
616	R->szHint.height));
617	return;
618	}	720	}
619		721
620	/*----------------------------------------------------------------------*/	722	/*----------------------------------------------------------------------*/
621	/*	723	/*
622	* Tell the teletype handler what size the window is.	724	* Tell the teletype handler what size the window is.
623	* Called after a window size change.	725	* Called after a window size change.
624	*/	726	*/
625	void	727	void
626	rxvt_term::tt_winch ()	728	rxvt_term::tt_winch ()
627	{	729	{
628	struct winsize ws;	730	if (pty->pty < 0)
629
630	if (cmd_fd < 0)
631	return;	731	return;
632		732
		733	struct winsize ws;
		734
633	ws.ws_col = TermWin.ncol;	735	ws.ws_col = ncol;
634	ws.ws_row = TermWin.nrow;	736	ws.ws_row = nrow;
635	ws.ws_xpixel = ws.ws_ypixel = 0;	737	ws.ws_xpixel = width;
636	#ifndef DEBUG_SIZE	738	ws.ws_ypixel = height;
637	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	739	ioctl (pty->pty, TIOCSWINSZ, &ws);
638	#else	740
639	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	741	#if 0
640	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	742	// TIOCSWINSZ is supposed to do this automatically and correctly
641	# ifdef SIGWINCH
642	else if (cmd_pid) /* force through to the command */	743	if (cmd_pid) /* force through to the command */
643	kill (cmd_pid, SIGWINCH);	744	kill (-cmd_pid, SIGWINCH);
644	# endif
645	#endif	745	#endif
646	}	746	}
647		747
648	/*----------------------------------------------------------------------*/	748	/*----------------------------------------------------------------------*/
649	/* rxvt_change_font() - Switch to a new font */	749	/* set_fonts () - load and set the various fonts
650	/*	750	*
651	* init = 1 - initialize	751	* init = 1 - initialize
652	*	752	*
653	* fontname == FONT_UP - switch to bigger font	753	* fontname == FONT_UP - switch to bigger font
654	* fontname == FONT_DN - switch to smaller font	754	* fontname == FONT_DN - switch to smaller font
655	*/	755	*/
656	/* EXTPROTO */	756	bool
657	void	757	rxvt_term::set_fonts ()
658	rxvt_change_font(pR_ int init, const char *fontname)
659	{	758	{
660	}	759	rxvt_fontset *fs = new rxvt_fontset (this);
		760	rxvt_fontprop prop;
661		761
662	/* INTPROTO */	762	if (!fs
		763	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		764	|| !fs->realize_font (1))
		765	{
		766	delete fs;
		767	return false;
		768	}
		769
		770	#if ENABLE_STYLES
		771	for (int i = RS_styleCount; --i; )
		772	if (fontset[i] != fontset[0])
		773	delete fontset[i];
		774	#endif
		775
		776	delete fontset[0];
		777	fontset[0] = fs;
		778
		779	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		780	prop.height += lineSpace;
		781	prop.width += letterSpace;
		782
		783	fs->set_prop (prop, false);
		784
		785	fwidth = prop.width;
		786	fheight = prop.height;
		787	fbase = prop.ascent;
		788
		789	for (int style = 1; style < 4; style++)
		790	{
		791	#if ENABLE_STYLES
		792	const char *res = rs[Rs_font + style];
		793
		794	if (res && !*res)
		795	fontset[style] = fontset[0];
		796	else
		797	{
		798	fontset[style] = fs = new rxvt_fontset (this);
		799	rxvt_fontprop prop2 = prop;
		800
		801	if (res)
		802	{
		803	fs->populate (res);
		804	fs->set_prop (prop2, false);
		805	}
		806	else
		807	{
		808	fs->populate (fontset[0]->fontdesc);
		809
		810	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		811	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		812
		813	fs->set_prop (prop2, true);
		814	}
		815
		816	}
		817	#else
		818	fontset[style] = fontset[0];
		819	#endif
		820	}
		821
		822	if (parent[0])
		823	{
		824	resize_all_windows (0, 0, 0);
		825	scr_remap_chars ();
		826	scr_touch (true);
		827	}
		828
		829	return true;
		830	}
		831
663	void	832	void
664	rxvt_font_up_down(pR_ int n, int direction)	833	rxvt_term::set_string_property (Atom prop, const char *str, int len)
665	{	834	{
		835	XChangeProperty (dpy, parent[0],
		836	prop, XA_STRING, 8, PropModeReplace,
		837	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		838	}
		839
		840	void
		841	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		842	{
		843	XTextProperty ct;
		844
		845	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		846	{
		847	XSetTextProperty (dpy, parent[0], &ct, prop);
		848	XFree (ct.value);
		849	}
		850	}
		851
		852	void
		853	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		854	{
		855	wchar_t *ws = rxvt_mbstowcs (str, len);
		856	char *s = rxvt_wcstoutf8 (ws);
		857
		858	XChangeProperty (dpy, parent[0],
		859	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		860	(const unsigned char *)s, strlen (s));
		861
		862	free (s);
		863	free (ws);
666	}	864	}
667		865
668	/*----------------------------------------------------------------------*/	866	/*----------------------------------------------------------------------*/
669	/*----------------------------------------------------------------------*/	867	/*----------------------------------------------------------------------*/
670	/* xterm sequences - title, iconName, color (exptl) */	868	/* xterm sequences - title, iconName, color (exptl) */
671	/* EXTPROTO */
672	void	869	void
673	rxvt_set_title(pR_ const char *str)	870	rxvt_term::set_title (const char *str)
674	{	871	{
675	#ifndef SMART_WINDOW_TITLE	872	set_mbstring_property (XA_WM_NAME, str);
676	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	873	#if ENABLE_EWMH
677	#else	874	set_utf8_property (xa[XA_NET_WM_NAME], str);
678	char *name;
679
680	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681	name = NULL;
682	if (name == NULL || STRCMP(name, str))
683	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684	if (name)
685	XFree(name);
686	#endif	875	#endif
687	}	876	}
688		877
689	/* EXTPROTO */
690	void	878	void
691	rxvt_set_iconName(pR_ const char *str)	879	rxvt_term::set_icon_name (const char *str)
692	{	880	{
693	#ifndef SMART_WINDOW_TITLE	881	set_mbstring_property (XA_WM_ICON_NAME, str);
694	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	882	#if ENABLE_EWMH
695	#else	883	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
696	char *name;
697
698	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699	name = NULL;
700	if (name == NULL || STRCMP(name, str))
701	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702	if (name)
703	XFree(name);
704	#endif	884	#endif
705	}	885	}
706		886
		887	void
		888	rxvt_term::set_window_color (int idx, const char *color)
		889	{
707	#ifdef XTERM_COLOR_CHANGE	890	#ifdef XTERM_COLOR_CHANGE
708	/* EXTPROTO */
709	void
710	rxvt_set_window_color(pR_ int idx, const char *color)
711	{
712	rxvt_color xcol;	891	rxvt_color xcol;
713	int i;
714		892
715	if (color == NULL || *color == '\0')	893	if (color == NULL || *color == '\0')
716	return;	894	return;
717		895
		896	color = strdup (color);
		897	allocated.push_back ((void *)color);
		898	rs[Rs_color + idx] = color;
		899
718	/* handle color aliases */	900	/* handle color aliases */
719	if (isdigit(*color)) {	901	if (isdigit (*color))
		902	{
720	i = atoi(color);	903	int i = atoi (color);
721	if (i >= 8 && i <= 15) { /* bright colors */	904
722	i -= 8;	905	if (i >= 8 && i <= 15)
723	# ifndef NO_BRIGHTCOLOR	906	{
724	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	907	/* bright colors */
725	SET_PIXCOLOR(R, idx);	908	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
726	goto Done;	909	goto done;
727	# endif
728	}	910	}
729	if (i >= 0 && i <= 7) { /* normal colors */	911
730	R->PixColors[idx] = R->PixColors[minCOLOR + i];	912	if (i >= 0 && i <= 7)
731	SET_PIXCOLOR(R, idx);	913	{
		914	/* normal colors */
		915	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
732	goto Done;	916	goto done;
733	}	917	}
734	}	918	}
735	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736	return;
737	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738		919
739	/*	920	set_color (xcol, color);
		921
		922	/*
740	* FIXME: should free colors here, but no idea how to do it so instead,	923	* FIXME: should free colors here, but no idea how to do it so instead,
741	* so just keep gobbling up the colormap	924	* so just keep gobbling up the colormap
742	*/	925	*/
743	# if 0
744	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[idx] == R->PixColors[i])
746	break;
747	if (i > Color_White) {
748	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750	DisplayPlanes(R->Xdisplay, Xscreen));
751	}
752	# endif
753		926
754	R->PixColors[idx] = xcol;	927	pix_colors_focused[idx] = xcol;
755	SET_PIXCOLOR(R, idx);
756		928
757	/* XSetWindowAttributes attr; */	929	done:
758	/* Cursor cursor; */
759	Done:
760	if (idx == Color_bg && !(R->Options & Opt_transparent))
761	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762	R->PixColors[Color_bg]);
763
764	/* handle Color_BD, scrollbar background, etc. */	930	/*TODO: handle Color_BD, scrollbar background, etc. */
765		931
766	rxvt_set_colorfgbg(aR);	932	update_fade_color (idx);
767	rxvt_recolour_cursor(aR);	933	recolour_cursor ();
768	/* the only reasonable way to enforce a clean update */	934	scr_recolour ();
769	rxvt_scr_poweron(aR);	935	#endif /* XTERM_COLOR_CHANGE */
770	}	936	}
771		937
772	#else
773	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
774	#endif /* XTERM_COLOR_CHANGE */
775
776	/* EXTPROTO */
777	void	938	void
778	rxvt_recolour_cursor(pR)	939	rxvt_term::recolour_cursor ()
779	{	940	{
780	rxvt_color xcol[2];	941	XColor fg, bg;
781		942
782	#if TODO	943	(ISSET_PIXCOLOR (Color_pointer_fg)
783	xcol[0] = R->PixColors[Color_pointer];	944	? pix_colors_focused[Color_pointer_fg]
784	xcol[1] = R->PixColors[Color_bg];	945	: pix_colors_focused[Color_fg]).get (fg);
785	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	946
786	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	947	(ISSET_PIXCOLOR (Color_pointer_bg)
787	#endif	948	? pix_colors_focused[Color_pointer_bg]
		949	: pix_colors_focused[Color_bg]).get (bg);
		950
		951	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
788	}	952	}
789		953
790	/*----------------------------------------------------------------------*/	954	/*----------------------------------------------------------------------*/
791	/*	955	/*
792	* find if fg/bg matches any of the normal (low-intensity) colors	956	* find if fg/bg matches any of the normal (low-intensity) colors
793	*/	957	*/
794	/* INTPROTO */
795	void	958	void
796	rxvt_set_colorfgbg(pR)	959	rxvt_term::set_colorfgbg ()
797	{	960	{
798	unsigned int i;	961	unsigned int i;
799	const char *xpmb = "\0";	962	const char *xpmb = "";
800	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	963	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
801		964
802	R->env_colorfgbg =	965	strcpy (fstr, "default");
803	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	966	strcpy (bstr, "default");
804	STRCPY(fstr, "default");
805	STRCPY(bstr, "default");
806	for (i = Color_Black; i <= Color_White; i++)	967	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_fg] == R->PixColors[i]) {	968	if (pix_colors[Color_fg] == pix_colors[i])
		969	{
808	sprintf(fstr, "%d", (i - Color_Black));	970	sprintf (fstr, "%d", (i - Color_Black));
809	break;	971	break;
810	}	972	}
		973
811	for (i = Color_Black; i <= Color_White; i++)	974	for (i = Color_Black; i <= Color_White; i++)
812	if (R->PixColors[Color_bg] == R->PixColors[i]) {	975	if (pix_colors[Color_bg] == pix_colors[i])
		976	{
813	sprintf(bstr, "%d", (i - Color_Black));	977	sprintf (bstr, "%d", (i - Color_Black));
814	#ifdef XPM_BACKGROUND	978	#ifdef BG_IMAGE_FROM_FILE
815	xpmb = "default;";	979	xpmb = "default;";
816	#endif	980	#endif
817	break;	981	break;
818	}	982	}
		983
819	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	984	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820	putenv(R->env_colorfgbg);
821
822	#ifndef NO_BRIGHTCOLOR
823	R->colorfgbg = DEFAULT_RSTYLE;
824	for (i = minCOLOR; i <= maxCOLOR; i++) {
825	if (R->PixColors[Color_fg] == R->PixColors[i])
826	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827	if (R->PixColors[Color_bg] == R->PixColors[i])
828	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829	}
830	#endif
831	}	985	}
832		986
833	/*----------------------------------------------------------------------*/	987	/*----------------------------------------------------------------------*/
834	/*
835	* Colour determination for low colour displays, routine from
836	* Hans de Goede <hans@highrise.nl>
837	*/
838		988
839	/* EXTPROTO */	989	bool
840	int	990	rxvt_term::set_color (rxvt_color &color, const char *name)
841	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
842	{	991	{
843	screen_in_out->set(aR_ colour);	992	if (color.set (this, name))
844
845	if (!screen_in_out->set(aR_ colour)) {
846	rxvt_print_error("can't allocate colour: %s", colour);
847	return false;
848	}
849
850	return true;	993	return true;
		994
		995	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		996	return false;
		997	}
		998
		999	void
		1000	rxvt_term::alias_color (int dst, int src)
		1001	{
		1002	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
851	}	1003	}
852		1004
853	/* -------------------------------------------------------------------- *	1005	/* -------------------------------------------------------------------- *
854	* - WINDOW RESIZING - *	1006	* - WINDOW RESIZING - *
855	* -------------------------------------------------------------------- */	1007	* -------------------------------------------------------------------- */
856	/* EXTPROTO */
857	void	1008	void
858	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1009	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859	int ignoreparent)
860	{	1010	{
861	int fix_screen;	1011	int fix_screen;
		1012	int old_width = szHint.width;
		1013	int old_height = szHint.height;
862		1014
		1015	window_calc (newwidth, newheight);
		1016
		1017	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1018
		1019	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1020	if (set_hint)
		1021	{
		1022	szHint.flags &= ~(PBaseSize | PResizeInc);
		1023	XSetWMNormalHints (dpy, parent[0], &szHint);
		1024	szHint.flags |= PBaseSize | PResizeInc;
		1025	}
		1026
		1027	if (!ignoreparent)
		1028	{
863	#ifdef SMART_RESIZE	1029	#ifdef SMART_RESIZE
864	int old_width = R->szHint.width, old_height = R->szHint.height;	1030	/*
865	#endif
866
867	rxvt_window_calc(aR_ width, height);
868	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869	if (!ignoreparent) {
870	#ifdef SMART_RESIZE
871	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1031	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873	* reposition window on resize depending on placement on screen	1032	* reposition window on resize depending on placement on screen
874	*/	1033	*/
875	int x, y, x1, y1;	1034	int x, y, x1, y1;
876	int dx, dy;	1035	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1036	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1037	Window unused_cr;
879		1038
880	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1039	XTranslateCoordinates (dpy, parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1040	0, 0, &x, &y, &unused_cr);
882	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1041	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1042	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1043	/*
885	* if Xroot isn't the parent window, a WM will probably have offset	1044	* if display->root isn't the parent window, a WM will probably have offset
886	* our position for handles and decorations. Counter it	1045	* our position for handles and decorations. Counter it
887	*/	1046	*/
888	if (x1 != x || y1 != y) {	1047	if (x1 != x || y1 != y)
		1048	{
889	x -= x1;	1049	x -= x1;
890	y -= y1;	1050	y -= y1;
891	}	1051	}
892		1052
893	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1053	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1054	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895	dx = old_width - R->szHint.width;	1055	dx = old_width - szHint.width;
896	dy = old_height - R->szHint.height;	1056	dy = old_height - szHint.height;
897		1057
898	/* Check position of the center of the window */	1058	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1059	if (x < x1) /* left half */
900	dx = 0;	1060	dx = 0;
901	else if (x == x1) /* exact center */	1061	else if (x == x1) /* exact center */
902	dx /= 2;	1062	dx /= 2;
903	if (y < y1) /* top half */	1063	if (y < y1) /* top half */
904	dy = 0;	1064	dy = 0;
905	else if (y == y1) /* exact center */	1065	else if (y == y1) /* exact center */
906	dy /= 2;	1066	dy /= 2;
907		1067
908	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1068	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909	R->szHint.width, R->szHint.height);	1069	szHint.width, szHint.height);
910	#else	1070	#else
911	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1071	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912	R->szHint.height);
913	#endif	1072	#endif
914	}	1073	}
915		1074
916	fix_screen = (R->TermWin.ncol != R->prev_ncol	1075	if (set_hint)
917	|| R->TermWin.nrow != R->prev_nrow);	1076	XSetWMNormalHints (dpy, parent[0], &szHint);
		1077
		1078	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1079
918	if (fix_screen || width != R->old_width || height != R->old_height) {	1080	if (fix_screen || newwidth != old_width || newheight != old_height)
919	if (scrollbar_visible(R)) {
920	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
921	0, scrollbar_TotalWidth(), R->szHint.height);
922	rxvt_Resize_scrollBar(aR);
923	}
924	if (menubar_visible(R))
925	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
926	0, TermWin_TotalWidth(), menuBar_TotalHeight());
927	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
928	R->window_vt_y, TermWin_TotalWidth(),
929	TermWin_TotalHeight());
930	#ifdef RXVT_GRAPHICS
931	if (R->old_height)
932	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933	R->old_height - R->szHint.base_height);
934	#endif
935	rxvt_scr_clear(aR);
936	#ifdef XPM_BACKGROUND
937	rxvt_resize_pixmap(aR);
938	#endif
939	}	1081	{
		1082	if (scrollBar.state)
		1083	scrollBar.resize ();
940		1084
		1085	XMoveResizeWindow (dpy, vt,
		1086	window_vt_x, window_vt_y,
		1087	width, height);
		1088
		1089	#ifdef HAVE_BG_PIXMAP
		1090	if (bgPixmap.window_size_sensitive ())
		1091	update_background ();
		1092	#endif
		1093	}
		1094
941	if (fix_screen || R->old_height == 0) {	1095	if (fix_screen || old_height == 0)
942	int curr_screen = -1;
943	uint16_t old_ncol = R->prev_ncol;
944
945	/* scr_reset only works on the primary screen */
946	if (R->old_height) /* this is not the first time through */
947	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
948
949	R->scr_reset();	1096	scr_reset ();
950		1097
951	if (curr_screen >= 0) { /* this is not the first time through */	1098	#ifdef HAVE_BG_PIXMAP
952	rxvt_scr_change_screen(aR_ curr_screen);	1099	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
953	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));	1100	// if (bgPixmap.pixmap)
954	}	1101	// scr_touch (false);
955	}	1102	#endif
956
957	R->old_width = R->szHint.width;
958	R->old_height = R->szHint.height;
959		1103
960	#ifdef USE_XIM	1104	#ifdef USE_XIM
961	rxvt_IMSetStatusPosition(aR);	1105	IMSetPosition ();
962	#endif	1106	#endif
963	}	1107	}
964		1108
965	/*	1109	/*
966	* Set the width/height of the vt window in characters. Units are pixels.	1110	* Set the width/height of the vt window in characters. Units are pixels.
967	* good for toggling 80/132 columns	1111	* good for toggling 80/132 columns
968	*/	1112	*/
969	/* EXTPROTO */
970	void	1113	void
971	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1114	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972	{	1115	{
973	XWindowAttributes wattr;	1116	XWindowAttributes wattr;
974		1117
975	if (width == 0 || height == 0) {	1118	if (newwidth == 0 || newheight == 0)
		1119	{
976	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1120	XGetWindowAttributes (dpy, display->root, &wattr);
		1121
977	if (width == 0)	1122	if (newwidth == 0)
978	width = wattr.width - R->szHint.base_width;	1123	newwidth = wattr.width - szHint.base_width;
979	if (height == 0)	1124	if (newheight == 0)
980	height = wattr.height - R->szHint.base_height;	1125	newheight = wattr.height - szHint.base_height;
		1126	}
		1127
		1128	if (newwidth != width || newheight != height)
981	}	1129	{
982	if (width != R->TermWin.width || height != R->TermWin.height) {
983	width += R->szHint.base_width;	1130	newwidth += szHint.base_width;
984	height += R->szHint.base_height;	1131	newheight += szHint.base_height;
985	rxvt_resize_all_windows(aR_ width, height, 0);	1132	resize_all_windows (newwidth, newheight, 0);
986	}	1133	}
987	}	1134	}
988		1135
989	/* -------------------------------------------------------------------- *	1136	/* -------------------------------------------------------------------- *
990	* - X INPUT METHOD ROUTINES - *	1137	* - X INPUT METHOD ROUTINES - *
991	* -------------------------------------------------------------------- */	1138	* -------------------------------------------------------------------- */
992	#ifdef USE_XIM	1139	#ifdef USE_XIM
993	/* INTPROTO */
994	void
995	rxvt_setSize(pR_ XRectangle * size)
996	{
997	size->x = R->TermWin.int_bwidth;
998	size->y = R->TermWin.int_bwidth;
999	size->width = Width2Pixel(R->TermWin.ncol);
1000	size->height = Height2Pixel(R->TermWin.nrow);
1001	}
1002		1140
1003	/* INTPROTO */
1004	void	1141	void
1005	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1142	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006	{	1143	{
1007	*fg = R->PixColors[Color_fg];	1144	fg = pix_colors [Color_fg];
1008	*bg = R->PixColors[Color_bg];	1145	bg = pix_colors [Color_bg];
		1146	}
		1147
		1148	void
		1149	rxvt_term::im_set_size (XRectangle &size)
		1150	{
		1151	// the int_bwidth terms make no sense to me
		1152	size.x = int_bwidth;
		1153	size.y = int_bwidth;
		1154	size.width = Width2Pixel (ncol) + int_bwidth;
		1155	size.height = Height2Pixel (nrow) + int_bwidth;
		1156	}
		1157
		1158	void
		1159	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1160	XRectangle &status_rect,
		1161	const XRectangle &needed_rect)
		1162	{
		1163	preedit_rect.x = needed_rect.width;
		1164	preedit_rect.y = 0;
		1165	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1166	preedit_rect.height = fheight;
		1167
		1168	status_rect.x = 0;
		1169	status_rect.y = 0;
		1170	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1171	status_rect.height = fheight;
1009	}	1172	}
1010		1173
1011	/* Checking whether input method is running. */	1174	/* Checking whether input method is running. */
1012	/* INTPROTO */
1013	Bool	1175	bool
1014	rxvt_IMisRunning(pR)	1176	rxvt_term::IMisRunning ()
1015	{	1177	{
1016	char *p;	1178	Atom atom;
1017	Atom atom;	1179	Window win;
1018	Window win;
1019	char server[IMBUFSIZ];	1180	char server[IMBUFSIZ];
1020		1181
1021	/* get current locale modifier */	1182	/* get current locale modifier */
1022	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1183	if (char *p = XSetLocaleModifiers (0))
		1184	{
1023	STRCPY(server, "@server=");	1185	strcpy (server, "@server=");
1024	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1186	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1187
1025	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1188	if (p = strchr (server + 1, '@')) /* first one only */
1026	*p = '\0';	1189	*p = '\0';
1027		1190
1028	atom = XInternAtom(R->Xdisplay, server, False);	1191	atom = XInternAtom (dpy, server, False);
1029	win = XGetSelectionOwner(R->Xdisplay, atom);	1192	win = XGetSelectionOwner (dpy, atom);
		1193
1030	if (win != None)	1194	if (win != None)
1031	return True;	1195	return True;
1032	}	1196	}
		1197
1033	return False;	1198	return False;
1034	}	1199	}
1035		1200
1036	/* EXTPROTO */
1037	void	1201	void
1038	rxvt_IMSendSpot(pR)	1202	rxvt_term::IMSendSpot ()
1039	{	1203	{
1040	XPoint spot;	1204	XPoint nspot;
1041	XVaNestedList preedit_attr;	1205	XVaNestedList preedit_attr;
1042		1206
1043	if (R->Input_Context == NULL	1207	if (!Input_Context
1044	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1208	|| !focus
1045	|| !(R->event_type == KeyPress	1209	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1046	|| R->event_type == Expose
1047	|| R->event_type == NoExpose
1048	|| R->event_type == SelectionNotify
1049	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1050	|| !rxvt_IMisRunning(aR))
1051	return;	1210	return;
1052		1211
1053	rxvt_setPosition(aR_ & spot);	1212	im_set_position (nspot);
1054		1213
		1214	if (nspot.x == spot.x && nspot.y == spot.y)
		1215	return;
		1216
		1217	spot = nspot;
		1218
1055	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1219	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1220	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057	XFree(preedit_attr);	1221	XFree (preedit_attr);
1058	}	1222	}
1059		1223
1060	/* EXTPROTO */
1061	void	1224	void
1062	rxvt_setTermFontSet(pR_ int idx)	1225	rxvt_term::im_destroy ()
1063	{	1226	{
1064	char *string;	1227	if (input_method)
1065	long length;	1228	{
1066	int success = 0;	1229	if (Input_Context && input_method->xim)
		1230	XDestroyIC (Input_Context);
1067		1231
1068	if (idx < 0 || idx >= MAX_NFONTS)	1232	display->put_xim (input_method);
1069	return;	1233	input_method = 0;
1070	}	1234	}
1071		1235
1072	/* INTPROTO */
1073	void
1074	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075	XRectangle * needed_rect)
1076	{
1077	int mbh, vtx = 0;
1078
1079	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080	vtx = scrollbar_TotalWidth();
1081	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082	mbh -= R->TermWin.lineSpace;
1083
1084	preedit_rect->x = needed_rect->width + vtx;
1085	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088	+ vtx;
1089	preedit_rect->height = Height2Pixel(1);
1090
1091	status_rect->x = vtx;
1092	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094	status_rect->width = needed_rect->width ? needed_rect->width
1095	: Width2Pixel(R->TermWin.ncol + 1);
1096	status_rect->height = Height2Pixel(1);
1097	}
1098
1099	/* ARGSUSED */
1100	/* INTPROTO */
1101	void
1102	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103	__attribute__ ((unused)), XPointer call_data
1104	__attribute__ ((unused)))
1105	{
1106	dR;
1107
1108	R->Input_Context = NULL;	1236	Input_Context = 0;
1109	/* To avoid Segmentation Fault in C locale: Solaris only? */
1110	if (STRCMP(R->locale, "C"))
1111	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112	rxvt_IMInstantiateCallback, NULL);
1113	}	1237	}
		1238
		1239	#ifdef ENABLE_XIM_ONTHESPOT
		1240
		1241	static void
		1242	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1243	{
		1244	((rxvt_term *)client_data)->make_current ();
		1245	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1246	}
		1247
		1248	static void
		1249	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1250	{
		1251	((rxvt_term *)client_data)->make_current ();
		1252	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1253	}
		1254
		1255	static void
		1256	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1257	{
		1258	rxvt_term *term = (rxvt_term *)client_data;
		1259	XIMText *text = call_data->text;
		1260
		1261	term->make_current ();
		1262
		1263	if (text)
		1264	{
		1265	wchar_t *str;
		1266
		1267	if (!text->encoding_is_wchar && text->string.multi_byte)
		1268	{
		1269	// of course, X makes it ugly again
		1270	if (term->rs[Rs_imLocale])
		1271	SET_LOCALE (term->rs[Rs_imLocale]);
		1272
		1273	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1274	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1275
		1276	if (term->rs[Rs_imLocale])
		1277	SET_LOCALE (term->locale);
		1278	}
		1279	else
		1280	str = text->string.wide_char;
		1281
		1282	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1283	DT_INT, call_data->caret,
		1284	DT_INT, call_data->chg_first,
		1285	DT_INT, call_data->chg_length,
		1286	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1287	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1288	DT_END));
		1289	}
		1290	else
		1291	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1292	DT_INT, call_data->caret,
		1293	DT_INT, call_data->chg_first,
		1294	DT_INT, call_data->chg_length,
		1295	DT_END));
		1296	}
		1297
		1298	#if 0
		1299	static void
		1300	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1301	{
		1302	((rxvt_term *)client_data)->make_current ();
		1303	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1304	DT_INT, call_data->position,
		1305	DT_INT, call_data->direction,
		1306	DT_INT, call_data->style,
		1307	DT_END));
		1308	}
		1309	#endif
		1310
		1311	#endif
1114		1312
1115	/*	1313	/*
1116	* X manual pages and include files don't match on some systems:	1314	* Try to open a XIM with the current modifiers, then see if we can
1117	* some think this is an XIDProc and others an XIMProc so we can't	1315	* open a suitable preedit type
1118	* use the first argument - need to update this to be nice for
1119	* both types via some sort of configure detection
1120	*/	1316	*/
1121	/* ARGSUSED */	1317	bool
1122	/* EXTPROTO */	1318	rxvt_term::IM_get_IC (const char *modifiers)
1123	void
1124	rxvt_IMInstantiateCallback(Display * unused
1125	__attribute__ ((unused)), XPointer client_data
1126	__attribute__ ((unused)), XPointer call_data
1127	__attribute__ ((unused)))
1128	{	1319	{
1129	dR;	1320	int i, j, found;
1130	int i, found, had_im;	1321	XIM xim;
		1322	XPoint spot;
		1323	XRectangle rect, status_rect, needed_rect;
		1324	unsigned long fg, bg;
		1325	const char *p;
		1326	char **s;
		1327	XIMStyles *xim_styles;
		1328	#ifdef ENABLE_XIM_ONTHESPOT
		1329	XIMCallback xcb[4];
		1330	#endif
		1331
		1332	set_environ (envv);
		1333
		1334	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1335	return false;
		1336
		1337	input_method = display->get_xim (locale, modifiers);
		1338	if (input_method == NULL)
		1339	return false;
		1340
		1341	xim = input_method->xim;
		1342	spot.x = spot.y = -1;
		1343
		1344	xim_styles = NULL;
		1345	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1346	|| !xim_styles || !xim_styles->count_styles)
		1347	{
		1348	im_destroy ();
		1349	return false;
		1350	}
		1351
		1352	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1353
		1354	for (int pi = 0; pi < 2; pi++)
		1355	{
		1356	p = pet[pi];
		1357
		1358	if (!p)
		1359	continue;
		1360
		1361	s = rxvt_splitcommastring (p);
		1362
		1363	for (i = found = 0; !found && s[i]; i++)
		1364	{
		1365	if (!strcmp (s[i], "OverTheSpot"))
		1366	input_style = XIMPreeditPosition | XIMStatusNothing;
		1367	else if (!strcmp (s[i], "OffTheSpot"))
		1368	input_style = XIMPreeditArea | XIMStatusArea;
		1369	else if (!strcmp (s[i], "Root"))
		1370	input_style = XIMPreeditNothing | XIMStatusNothing;
		1371	else if (!strcmp (s[i], "None"))
		1372	input_style = XIMPreeditNone | XIMStatusNone;
		1373	#ifdef ENABLE_XIM_ONTHESPOT
		1374	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1375	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1376	#endif
		1377	else
		1378	input_style = XIMPreeditNothing | XIMStatusNothing;
		1379
		1380	for (j = 0; j < xim_styles->count_styles; j++)
		1381	if (input_style == xim_styles->supported_styles[j])
		1382	{
		1383	rxvt_freecommastring (s);
		1384
		1385	found = 1;
		1386	goto foundpet;
		1387	}
		1388
		1389	}
		1390
		1391	rxvt_freecommastring (s);
		1392	}
		1393
		1394	foundpet:
		1395
		1396	XFree (xim_styles);
		1397
		1398	if (!found)
		1399	{
		1400	im_destroy ();
		1401	return false;
		1402	}
		1403
		1404	XFontSet fs = 0;
		1405	XVaNestedList preedit_attr = 0, status_attr = 0;
		1406
		1407	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1408	{
		1409	// fake us a font-set, please
		1410	char **missing_charset_list;
		1411	int missing_charset_count;
		1412	char *def_string;
		1413	char pat[512];
		1414
		1415	sprintf (pat,
		1416	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1417	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1418	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1419	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1420	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1421	"*",
		1422	fheight,
		1423	fheight + 1, fheight - 1,
		1424	fheight - 2, fheight + 2);
		1425
		1426	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1427	&missing_charset_list, &missing_charset_count, &def_string);
		1428
		1429	if (missing_charset_list)
		1430	XFreeStringList (missing_charset_list);
		1431
		1432	if (!fs)
		1433	{
		1434	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1435	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1436	}
		1437	}
		1438
		1439	if (input_style & XIMPreeditPosition)
		1440	{
		1441	im_set_size (rect);
		1442	im_set_position (spot);
		1443	im_set_color (fg, bg);
		1444
		1445	preedit_attr = XVaCreateNestedList (0,
		1446	XNForeground, fg,
		1447	XNBackground, bg,
		1448	XNArea, &rect,
		1449	XNSpotLocation, &spot,
		1450	XNFontSet, fs,
		1451	NULL);
		1452	}
		1453	else if (input_style & XIMPreeditArea)
		1454	{
		1455	im_set_color (fg, bg);
		1456
		1457	/*
		1458	* The necessary width of preedit area is unknown
		1459	* until create input context.
		1460	*/
		1461	needed_rect.width = 0;
		1462	im_set_preedit_area (rect, status_rect, needed_rect);
		1463
		1464	preedit_attr = XVaCreateNestedList (0,
		1465	XNForeground, fg,
		1466	XNBackground, bg,
		1467	XNArea, &rect,
		1468	XNFontSet, fs,
		1469	NULL);
		1470	status_attr = XVaCreateNestedList (0,
		1471	XNForeground, fg,
		1472	XNBackground, bg,
		1473	XNArea, &status_rect,
		1474	XNFontSet, fs,
		1475	NULL);
		1476	}
		1477	#if ENABLE_XIM_ONTHESPOT
		1478	else if (input_style & XIMPreeditCallbacks)
		1479	{
		1480	im_set_position (spot);
		1481
		1482	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1483	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1484	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1485	# if 0
		1486	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1487	# endif
		1488
		1489	preedit_attr = XVaCreateNestedList (0,
		1490	XNSpotLocation, &spot,
		1491	XNPreeditStartCallback, &xcb[0],
		1492	XNPreeditDoneCallback , &xcb[1],
		1493	XNPreeditDrawCallback , &xcb[2],
		1494	# if 0
		1495	XNPreeditCaretCallback, &xcb[3],
		1496	# endif
		1497	NULL);
		1498	}
		1499	#endif
		1500
		1501	Input_Context = XCreateIC (xim,
		1502	XNInputStyle, input_style,
		1503	XNClientWindow, vt,
		1504	XNFocusWindow, parent[0],
		1505	preedit_attr ? XNPreeditAttributes : NULL,
		1506	preedit_attr,
		1507	status_attr ? XNStatusAttributes : NULL,
		1508	status_attr, NULL);
		1509
		1510	if (preedit_attr) XFree (preedit_attr);
		1511	if (status_attr) XFree (status_attr);
		1512	if (fs) XFreeFontSet (dpy, fs);
		1513
		1514	if (Input_Context == NULL)
		1515	{
		1516	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1517	im_destroy ();
		1518	return false;
		1519	}
		1520
		1521	#if 0
		1522	// unfortunately, only the focus window is used by XIM, hard to fix
		1523	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1524	vt_select_input ();
		1525	#endif
		1526
		1527	IMSetPosition ();
		1528
		1529	return true;
		1530	}
		1531
		1532	void
		1533	rxvt_term::im_cb ()
		1534	{
		1535	int i;
1131	const char *p;	1536	const char *p;
1132	char **s;	1537	char **s;
1133	char buf[IMBUFSIZ];	1538	char buf[IMBUFSIZ];
1134		1539
1135	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1540	make_current ();
		1541
		1542	im_destroy ();
		1543
1136	if (R->Input_Context)	1544	if (Input_Context)
1137	return;	1545	return;
1138		1546
1139	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1547	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140	if (R->rs[Rs_imLocale])	1548	if (rs[Rs_imLocale])
1141	setlocale (LC_CTYPE, R->rs[Rs_imLocale]);	1549	SET_LOCALE (rs[Rs_imLocale]);
1142	#endif	1550	#endif
1143		1551
1144	p = R->rs[Rs_inputMethod];	1552	p = rs[Rs_inputMethod];
1145	if (p && *p)	1553	if (p && *p)
1146	{	1554	{
1147	bool found = false;	1555	bool found = false;
1148		1556
1149	s = rxvt_splitcommastring (p);	1557	s = rxvt_splitcommastring (p);
		1558
1150	for (i = 0; s[i]; i++)	1559	for (i = 0; s[i]; i++)
1151	{	1560	{
1152	if (*s[i])	1561	if (*s[i])
1153	{	1562	{
1154	STRCPY (buf, "@im=");	1563	strcpy (buf, "@im=");
1155	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1564	strncat (buf, s[i], IMBUFSIZ - 5);
1156	if ((p = XSetLocaleModifiers (buf)) && *p	1565	if (IM_get_IC (buf))
1157	&& rxvt_IM_get_IC (aR))
1158	{	1566	{
1159	found = true;	1567	found = true;
1160	break;	1568	break;
1161	}	1569	}
1162	}	1570	}
1163	}	1571	}
1164	for (i = 0; s[i]; i++)	1572
1165	free(s[i]);	1573	rxvt_freecommastring (s);
1166	free(s);
1167		1574
1168	if (found)	1575	if (found)
1169	goto done;	1576	goto done;
1170	}	1577	}
1171		1578
1172	/* try with XMODIFIERS env. var. */	1579	/* try with XMODIFIERS env. var. */
1173	if ((p = XSetLocaleModifiers ("")) && *p	1580	if (IM_get_IC (""))
1174	&& rxvt_IM_get_IC (aR))
1175	goto done;	1581	goto done;
1176		1582
1177	/* try with no modifiers base IF the user didn't specify an IM */	1583	/* try with no modifiers base IF the user didn't specify an IM */
1178	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1584	if (IM_get_IC ("@im=none"))
1179	&& rxvt_IM_get_IC (aR) == True)
1180	goto done;	1585	goto done;
1181		1586
1182	done:	1587	done:
1183	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1588	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184	if (R->rs[Rs_imLocale])	1589	if (rs[Rs_imLocale])
1185	setlocale (LC_CTYPE, R->locale);	1590	SET_LOCALE (locale);
1186	#endif	1591	#endif
1187	}	1592	}
1188		1593
1189	/*	1594	void
1190	* Try to open a XIM with the current modifiers, then see if we can	1595	rxvt_term::IMSetPosition ()
1191	* open a suitable preedit type
1192	*/
1193	/* INTPROTO */
1194	Bool
1195	rxvt_IM_get_IC(pR)
1196	{	1596	{
1197	int i, j, found;
1198	XIM xim;
1199	XPoint spot;
1200	XRectangle rect, status_rect, needed_rect;	1597	XRectangle preedit_rect, status_rect, *needed_rect;
1201	unsigned long fg, bg;
1202	const char *p;
1203	char **s;
1204	XIMStyles *xim_styles;
1205	XVaNestedList preedit_attr, status_attr;	1598	XVaNestedList preedit_attr, status_attr;
1206	XIMCallback ximcallback;
1207		1599
1208	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1600	if (!Input_Context
1209	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1601	|| !focus
1210	if (xim == NULL)	1602	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1211	return False;	1603	|| !IMisRunning ())
		1604	return;
1212		1605
1213	xim_styles = NULL;
1214	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215	|| !xim_styles || !xim_styles->count_styles) {
1216	XCloseIM(xim);
1217	return False;
1218	}
1219
1220	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221	: "OverTheSpot,OffTheSpot,Root";
1222	s = rxvt_splitcommastring(p);
1223	for (i = found = 0; !found && s[i]; i++) {
1224	if (!STRCMP(s[i], "OverTheSpot"))
1225	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226	else if (!STRCMP(s[i], "OffTheSpot"))
1227	R->input_style = (XIMPreeditArea | XIMStatusArea);
1228	else if (!STRCMP(s[i], "Root"))
1229	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231	for (j = 0; j < xim_styles->count_styles; j++)
1232	if (R->input_style == xim_styles->supported_styles[j]) {
1233	found = 1;
1234	break;
1235	}
1236	}
1237	for (i = 0; s[i]; i++)
1238	free(s[i]);
1239	free(s);
1240	XFree(xim_styles);
1241
1242	if (!found) {
1243	XCloseIM(xim);
1244	return False;
1245	}
1246
1247	ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249	/* XXX: not sure why we need this (as well as IC one below) */
1250	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252	preedit_attr = status_attr = NULL;
1253
1254	if (R->input_style & XIMPreeditPosition) {	1606	if (input_style & XIMPreeditPosition)
1255	rxvt_setSize(aR_ & rect);	1607	{
1256	rxvt_setPosition(aR_ & spot);	1608	im_set_size (preedit_rect);
1257	rxvt_setColor(aR_ & fg, &bg);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1609	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1260	XNSpotLocation, &spot,
1261	XNForeground, fg, XNBackground, bg,
1262	//XNFontSet, R->TermWin.fontset,
1263	NULL);
1264	} else if (R->input_style & XIMPreeditArea) {
1265	rxvt_setColor(aR_ & fg, &bg);
1266		1610
1267	/*	1611	XSetICValues (Input_Context,
1268	* The necessary width of preedit area is unknown	1612	XNPreeditAttributes, preedit_attr, NULL);
1269	* until create input context.	1613	}
1270	*/	1614	else
1271	needed_rect.width = 0;
1272
1273	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276	XNForeground, fg, XNBackground, bg,
1277	//XNFontSet, R->TermWin.fontset,
1278	NULL);
1279	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280	XNForeground, fg, XNBackground, bg,
1281	//XNFontSet, R->TermWin.fontset,
1282	NULL);
1283	}	1615	{
1284	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285	XNClientWindow, R->TermWin.parent[0],
1286	XNFocusWindow, R->TermWin.parent[0],
1287	XNDestroyCallback, &ximcallback,
1288	preedit_attr ? XNPreeditAttributes : NULL,
1289	preedit_attr,
1290	status_attr ? XNStatusAttributes : NULL,
1291	status_attr, NULL);
1292	if (preedit_attr)
1293	XFree(preedit_attr);
1294	if (status_attr)
1295	XFree(status_attr);
1296	if (R->Input_Context == NULL) {
1297	rxvt_print_error("failed to create input context");
1298	XCloseIM(xim);
1299	return False;
1300	}
1301	if (R->input_style & XIMPreeditArea)
1302	rxvt_IMSetStatusPosition(aR);
1303	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304	return True;
1305	}
1306
1307	/* EXTPROTO */
1308	void
1309	rxvt_IMSetStatusPosition(pR)
1310	{
1311	XRectangle preedit_rect, status_rect, *needed_rect;
1312	XVaNestedList preedit_attr, status_attr;
1313
1314	if (R->Input_Context == NULL
1315	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316	|| !rxvt_IMisRunning(aR))
1317	return;
1318
1319	/* Getting the necessary width of preedit area */	1616	/* Getting the necessary width of preedit area */
1320	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1617	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1618	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322	XFree(status_attr);	1619	XFree (status_attr);
1323		1620
1324	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1621	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1622	XFree (needed_rect);
1325		1623
1326	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1624	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1625	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328		1626
1329	XSetICValues(R->Input_Context,	1627	XSetICValues (Input_Context,
1330	XNPreeditAttributes, preedit_attr,	1628	XNPreeditAttributes, preedit_attr,
1331	XNStatusAttributes, status_attr, NULL);	1629	XNStatusAttributes, status_attr,
		1630	NULL);
1332		1631
		1632	XFree (status_attr);
		1633	}
		1634
1333	XFree(preedit_attr);	1635	XFree (preedit_attr);
1334	XFree(status_attr);
1335	}	1636	}
1336	#endif /* USE_XIM */	1637	#endif /* USE_XIM */
1337		1638
1338	/*----------------------------------------------------------------------*/	1639	void
1339	rxvt_t rxvt_current_term;	1640	rxvt_term::get_window_origin (int &x, int &y)
		1641	{
		1642	Window cr;
		1643	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1644	}
		1645
		1646	Pixmap
		1647	rxvt_term::get_pixmap_property (int prop_id)
		1648	{
		1649	Pixmap pixmap = None;
		1650
		1651	if (prop_id > 0 && prop_id < NUM_XA)
		1652	if (xa[prop_id])
		1653	{
		1654	int aformat;
		1655	unsigned long nitems, bytes_after;
		1656	Atom atype;
		1657	unsigned char *prop = NULL;
		1658	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1659	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1660	&nitems, &bytes_after, &prop);
		1661	if (result == Success && prop && atype == XA_PIXMAP)
		1662	pixmap = *(Pixmap *)prop;
		1663	XFree (prop);
		1664	}
		1665
		1666	return pixmap;
		1667	}
		1668
		1669	#ifdef HAVE_BG_PIXMAP
		1670
		1671	void
		1672	rxvt_term::update_background ()
		1673	{
		1674	if (update_background_ev.is_active ())
		1675	return;
		1676
		1677	bgPixmap.invalidate ();
		1678
		1679	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1680
		1681	if (to_wait <= 0.)
		1682	bgPixmap.render ();
		1683	else
		1684	update_background_ev.start (to_wait);
		1685	}
		1686
		1687	void
		1688	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1689	{
		1690	make_current ();
		1691
		1692	update_background_ev.stop ();
		1693	bgPixmap.render ();
		1694	refresh_check ();
		1695	}
		1696
		1697	#endif /* HAVE_BG_PIXMAP */
1340		1698
1341	/*----------------------- end-of-file (C source) -----------------------*/	1699	/*----------------------- end-of-file (C source) -----------------------*/

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