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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.9 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.334 by sf-exg, Fri Oct 22 16:49:26 2010 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.9 2003/12/02 21:49:46 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) 2003-2008 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	{	190	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
		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
74	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;
75	}	217	}
76		218
77	rxvt_term::~rxvt_term ()	219	rxvt_term::~rxvt_term ()
78	{	220	{
79	rxvt_scr_release (this);	221	termlist.erase (find (termlist.begin (), termlist.end(), this));
80		222
81	#ifndef NO_SETOWNER_TTYDEV	223	emergency_cleanup ();
82	rxvt_privileged_ttydev (this, RESTORE);	224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
83	#endif	229	#endif
84	#ifdef UTMP_SUPPORT	230	delete fontset[0];
85	rxvt_privileged_utmp (this, RESTORE);	231
		232	#ifdef HAVE_BG_PIXMAP
		233	bgPixmap.destroy ();
86	#endif	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
87	#ifdef USE_XIM	247	#ifdef USE_XIM
88	if (Input_Context != NULL)	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);
89	{	271	}
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		272
95	if (cmd_fd >= 0)	273	scr_release ();
96	close (cmd_fd);
97		274
98	if (Xfd >= 0)	275	/* clear all resources */
99	XCloseDisplay (Xdisplay);	276	for (int i = 0; i < allocated.size (); i++)
		277	free (allocated [i]);
100		278
101	delete PixColors;	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);
		284	free (locale);
		285	free (v_buffer);
		286	free (incr_buf);
		287
		288	delete envv;
		289	delete argv;
		290
		291	#ifdef KEYSYM_RESOURCE
		292	delete keyboard;
		293	#endif
		294	#ifndef NO_RESOURCES
		295	XrmDestroyDatabase (option_db);
		296	#endif
		297	}
		298
		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 ();
102	}	309	}
103		310
104	void	311	void
105	rxvt_term::destroy ()	312	rxvt_term::destroy ()
106	{	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
107	check_ev.stop ();	337	flush_ev.stop ();
108	pty_ev.stop ();	338	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	339	#ifdef CURSOR_BLINK
		340	cursor_blink_ev.stop ();
		341	#endif
		342	#ifdef TEXT_BLINK
111	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 ();
112	#endif	350	#endif
113	#ifdef POINTER_BLANK	351	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	352	pointer_ev.stop ();
115	#endif	353	#endif
116		354
117	destroy_ev.start (0);	355	destroy_ev.start ();
118	}	356	}
119		357
120	void	358	void
121	rxvt_term::destroy_cb (time_watcher &w)	359	rxvt_term::destroy_cb (ev::idle &w, int revents)
122	{	360	{
123	SET_R (this);	361	make_current ();
124		362
125	delete this;	363	delete this;
126	}
127
128	/*----------------------------------------------------------------------*/
129	/* rxvt_init() */
130	/* LIBPROTO */
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)
133	{
134	SET_R (new rxvt_term);
135	dR;
136
137	if (!R->init_vars () || !R->init (argc, argv))
138	{
139	delete R;
140	return NULL;
141	}
142
143	return R;
144	}
145
146	/* EXTPROTO */
147	void
148	rxvt_init_signals ()
149	{
150	/* install exit handler for cleanup */
151	#if 0
152	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);
154	#else
155	#endif
156	#endif
157
158	struct sigaction sa;
159
160	sigfillset (&sa.sa_mask);
161	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
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	check_ev.start ();
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	}	364	}
305		365
306	/*----------------------------------------------------------------------*/	366	/*----------------------------------------------------------------------*/
307	/*	367	/*
308	* Exit gracefully, clearing the utmp entry and restoring tty attributes	368	* Exit gracefully, clearing the utmp entry and restoring tty attributes
309	* TODO: if debugging, this should free up any known resources if we can	369	* TODO: if debugging, this should free up any known resources if we can
310	*/	370	*/
311	/* EXTPROTO */	371	static XErrorHandler old_xerror_handler;
312	void
313	rxvt_clean_exit ()
314	{
315	dR;
316		372
317	R->destroy ();	373	static void
318	}	374	rxvt_emergency_cleanup ()
319
320	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */
324	void *
325	rxvt_malloc(size_t size)
326	{	375	{
327	void *p;	376	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		377	(*t)->emergency_cleanup ();
		378	}
328		379
329	p = malloc(size);	380	#if !ENABLE_MINIMAL
330	if (p)	381	static void
331	return p;	382	print_x_error (Display *dpy, XErrorEvent *event)
		383	{
		384	char buffer[BUFSIZ];
		385	char mesg[BUFSIZ];
		386	char number[32];
		387	char *mtype = "XlibMessage";
		388	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		389	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		390	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		391	rxvt_warn ("%s: %s\n", mesg, buffer);
		392	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		394	sprintf(number, "%d", event->request_code);
		395	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		396	rxvt_warn ("(which is %s)\n", buffer);
		397	if (event->request_code >= 128) {
		398	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		399	mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		401	}
		402	if ((event->error_code == BadWindow) ||
		403	(event->error_code == BadPixmap) ||
		404	(event->error_code == BadCursor) ||
		405	(event->error_code == BadFont) ||
		406	(event->error_code == BadDrawable) ||
		407	(event->error_code == BadColor) ||
		408	(event->error_code == BadGC) ||
		409	(event->error_code == BadIDChoice) ||
		410	(event->error_code == BadValue) ||
		411	(event->error_code == BadAtom)) {
		412	if (event->error_code == BadValue)
		413	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		414	mesg, BUFSIZ);
		415	else if (event->error_code == BadAtom)
		416	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		417	mesg, BUFSIZ);
		418	else
		419	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		422	}
		423	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		424	mesg, BUFSIZ);
		425	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		426	}
		427	#endif
332		428
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	429	int
334	rxvt_clean_exit();	430	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		431	{
		432	if (GET_R->allowedxerror == -1)
		433	GET_R->allowedxerror = event->error_code;
		434	else
		435	{
		436	// GET_R is most likely not the terminal which caused the error,
		437	// so just output the error and continue
		438	#if ENABLE_MINIMAL
		439	old_xerror_handler (display, event);
		440	#else
		441	print_x_error (display, event);
		442	#endif
		443	}
		444
		445	return 0;
		446	}
		447
		448	int
		449	rxvt_xioerror_handler (Display *display)
		450	{
		451	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		452	DisplayString (display));
		453	rxvt_emergency_cleanup ();
335	exit(EXIT_FAILURE);	454	_exit (EXIT_FAILURE);
336	/* NOTREACHED */
337	}	455	}
338		456
339	/* EXTPROTO */	457	static struct sig_handlers
340	void *
341	rxvt_calloc(size_t number, size_t size)
342	{	458	{
343	void *p;	459	ev::sig sw_term, sw_int;
344		460
345	p = calloc(number, size);	461	/*
346	if (p)	462	* Catch a fatal signal and tidy up before quitting
347	return p;	463	*/
		464	void sig_term (ev::sig &w, int revents);
348		465
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	466	sig_handlers ()
350	rxvt_clean_exit();	467	{
351	exit(EXIT_FAILURE);	468	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
352	/* NOTREACHED */	469	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
353	}	470	}
		471	} sig_handlers;
354		472
355	/* EXTPROTO */
356	void *
357	rxvt_realloc(void *ptr, size_t size)
358	{
359	void *p;
360
361	if (ptr)
362	p = realloc(ptr, size);
363	else
364	p = malloc(size);
365	if (p)
366	return p;
367
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();
370	exit(EXIT_FAILURE);
371	/* NOTREACHED */
372	}
373
374	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void	473	void
380	rxvt_privileges(pR_ int mode)	474	sig_handlers::sig_term (ev::sig &w, int revents)
381	{	475	{
382	#if ! defined(__CYGWIN32__)	476	rxvt_emergency_cleanup ();
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	477	w.stop ();
384	/* setreuid() is the poor man's setuid(), seteuid() */	478	kill (getpid (), w.signum);
385	# define seteuid(a) setreuid(-1, (a))	479	}
386	# define setegid(a) setregid(-1, (a))	480
387	# define HAVE_SETEUID	481	static void
		482	rxvt_get_ttymode (struct termios *tio)
		483	{
		484	if (tcgetattr (STDIN_FILENO, tio) < 0)
		485	memset (tio, 0, sizeof (struct termios));
		486
		487	for (int i = 0; i < NCCS; i++)
		488	tio->c_cc[i] = VDISABLE;
		489
		490	tio->c_cc[VINTR] = CINTR;
		491	tio->c_cc[VQUIT] = CQUIT;
		492	tio->c_cc[VERASE] = CERASE;
		493	#ifdef VERASE2
		494	tio->c_cc[VERASE2] = CERASE2;
		495	#endif
		496	tio->c_cc[VKILL] = CKILL;
		497	tio->c_cc[VEOF] = CEOF;
		498	tio->c_cc[VSTART] = CSTART;
		499	tio->c_cc[VSTOP] = CSTOP;
		500	tio->c_cc[VSUSP] = CSUSP;
		501	# ifdef VDSUSP
		502	tio->c_cc[VDSUSP] = CDSUSP;
388	# endif	503	# endif
389	# ifdef HAVE_SETEUID	504	# ifdef VREPRINT
390	switch (mode) {	505	tio->c_cc[VREPRINT] = CRPRNT;
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	506	# endif
420	#endif	507	# ifdef VDISCRD
421	}	508	tio->c_cc[VDISCRD] = CFLUSH;
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	509	# endif
469	{	510	# ifdef VWERSE
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	511	tio->c_cc[VWERSE] = CWERASE;
471	chmod(R->ttydev, R->ttymode);
472	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);
474	# endif	512	# endif
475	}	513	# ifdef VLNEXT
476	} else { /* action == RESTORE */	514	tio->c_cc[VLNEXT] = CLNEXT;
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	515	# endif
486	}
487		516
488	rxvt_privileges(aR_ IGNORE);	517	# if VMIN != VEOF
489		518	tio->c_cc[VMIN] = 1;
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	519	# endif
498	}	520	# if VTIME != VEOL
		521	tio->c_cc[VTIME] = 0;
499	#endif	522	# endif
		523
		524	/* input modes */
		525	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		526	# ifdef IMAXBEL
		527	| IMAXBEL
		528	# endif
		529	| IXON);
		530
		531	/* output modes */
		532	tio->c_oflag = (OPOST | ONLCR);
		533
		534	/* control modes */
		535	tio->c_cflag = (CS8 | CREAD);
		536
		537	/* local modes */
		538	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		539	# if defined (ECHOCTL) && defined (ECHOKE)
		540	| ECHOCTL | ECHOKE
		541	# endif
		542	| ECHOE | ECHOK);
		543	}
		544
		545	char **rxvt_environ; // startup environment
		546
		547	void
		548	rxvt_init ()
		549	{
		550	assert (("fontMask must not overlap other RS masks",
		551	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		552
		553	rxvt_get_ttymode (&rxvt_term::def_tio);
		554
		555	// get rid of stdin/stdout as we don't need them, to free resources
		556	dup2 (STDERR_FILENO, STDIN_FILENO);
		557	dup2 (STDERR_FILENO, STDOUT_FILENO);
		558
		559	ptytty::init ();
		560
		561	if (!ev_default_loop ())
		562	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		563
		564	rxvt_environ = environ;
		565
		566	signal (SIGHUP, SIG_IGN);
		567	signal (SIGPIPE, SIG_IGN);
		568
		569	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		570	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		571
		572	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		573	// TODO: handle this with exceptions and tolerate the memory loss
		574	XSetIOErrorHandler (rxvt_xioerror_handler);
		575
		576	XrmInitialize ();
		577	}
500		578
501	/*----------------------------------------------------------------------*/	579	/*----------------------------------------------------------------------*/
502	/*	580	/*
503	* window size/position calculcations for XSizeHint and other storage.	581	* window size/position calculations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	582	* if width/height are non-zero then override calculated width/height
505	*/	583	*/
506	/* EXTPROTO */
507	void	584	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	585	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509	{	586	{
510	short recalc_x, recalc_y;	587	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	588	int x, y, flags;
512	unsigned int w, h;	589	unsigned int w, h;
513	unsigned int max_width, max_height;	590	unsigned int max_width, max_height;
514		591
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;	592	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	593	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	594	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		595
522	recalc_x = recalc_y = 0;	596	recalc_x = recalc_y = 0;
523	flags = 0;	597	flags = 0;
		598
524	if (!R->parsed_geometry) {	599	if (!parsed_geometry)
		600	{
525	R->parsed_geometry = 1;	601	parsed_geometry = 1;
		602
526	if (R->rs[Rs_geometry])	603	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	604	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		605
528	if (flags & WidthValue) {	606	if (flags & WidthValue)
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	607	{
		608	if (!w)
		609	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		610
		611	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
530	R->szHint.flags |= USSize;	612	szHint.flags |= USSize;
531	}	613	}
		614
532	if (flags & HeightValue) {	615	if (flags & HeightValue)
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	616	{
		617	if (!h)
		618	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		619
		620	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
534	R->szHint.flags |= USSize;	621	szHint.flags |= USSize;
535	}	622	}
		623
536	if (flags & XValue) {	624	if (flags & XValue)
		625	{
537	R->szHint.x = x;	626	szHint.x = x;
538	R->szHint.flags |= USPosition;	627	szHint.flags |= USPosition;
		628
539	if (flags & XNegative) {	629	if (flags & XNegative)
		630	{
540	recalc_x = 1;	631	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	632	szHint.win_gravity = NorthEastGravity;
542	}	633	}
543	}	634	}
		635
544	if (flags & YValue) {	636	if (flags & YValue)
		637	{
545	R->szHint.y = y;	638	szHint.y = y;
546	R->szHint.flags |= USPosition;	639	szHint.flags |= USPosition;
		640
547	if (flags & YNegative) {	641	if (flags & YNegative)
		642	{
548	recalc_y = 1;	643	recalc_y = 1;
		644
549	if (R->szHint.win_gravity == NorthEastGravity)	645	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	646	szHint.win_gravity = SouthEastGravity;
551	else	647	else
552	R->szHint.win_gravity = SouthWestGravity;	648	szHint.win_gravity = SouthWestGravity;
553	}	649	}
554	}	650	}
555	}	651	}
		652
556	/* TODO: BOUNDS */	653	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	654	width = ncol * fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	655	height = nrow * fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	656	max_width = MAX_COLS * fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	657	max_height = MAX_ROWS * fheight;
561		658
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	659	szHint.base_width = szHint.base_height = 2 * int_bwidth;
563		660
564	sb_w = mb_h = 0;
565	R->window_vt_x = R->window_vt_y = 0;	661	window_vt_x = window_vt_y = int_bwidth;
566	if (scrollbar_visible(R)) {	662
		663	if (scrollBar.state)
		664	{
567	sb_w = scrollbar_TotalWidth();	665	int sb_w = scrollBar.total_width ();
568	R->szHint.base_width += sb_w;	666	szHint.base_width += sb_w;
		667
569	if (!(R->Options & Opt_scrollBar_right))	668	if (!option (Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	669	window_vt_x += sb_w;
571	}	670	}
572	if (menubar_visible(R)) {	671
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;	672	szHint.width_inc = fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	673	szHint.height_inc = fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	674	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	675	szHint.min_height = szHint.base_height + szHint.height_inc;
581		676
582	if (width && width - R->szHint.base_width < max_width) {	677	if (newwidth && newwidth - szHint.base_width < max_width)
		678	{
583	R->szHint.width = width;	679	szHint.width = newwidth;
584	R->TermWin.width = width - R->szHint.base_width;	680	width = newwidth - szHint.base_width;
585	} else {	681	}
586	MIN_IT(R->TermWin.width, max_width);	682	else
		683	{
		684	min_it (width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	685	szHint.width = szHint.base_width + width;
588	}	686	}
		687
589	if (height && height - R->szHint.base_height < max_height) {	688	if (newheight && newheight - szHint.base_height < max_height)
		689	{
590	R->szHint.height = height;	690	szHint.height = newheight;
591	R->TermWin.height = height - R->szHint.base_height;	691	height = newheight - szHint.base_height;
592	} else {	692	}
593	MIN_IT(R->TermWin.height, max_height);	693	else
		694	{
		695	min_it (height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	696	szHint.height = szHint.base_height + height;
595	}	697	}
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;
598		698
599	if (recalc_x)	699	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	700	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	701
602	if (recalc_y)	702	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	703	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
605		704
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	705	ncol = width / fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	706	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	}	707	}
613		708
614	/*----------------------------------------------------------------------*/	709	/*----------------------------------------------------------------------*/
615	/*	710	/*
616	* Tell the teletype handler what size the window is.	711	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	712	* Called after a window size change.
618	*/	713	*/
619	void	714	void
620	rxvt_term::tt_winch ()	715	rxvt_term::tt_winch ()
621	{	716	{
622	struct winsize ws;	717	if (pty->pty < 0)
623
624	if (cmd_fd < 0)
625	return;	718	return;
626		719
		720	struct winsize ws;
		721
627	ws.ws_col = TermWin.ncol;	722	ws.ws_col = ncol;
628	ws.ws_row = TermWin.nrow;	723	ws.ws_row = nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	724	ws.ws_xpixel = width;
630	#ifndef DEBUG_SIZE	725	ws.ws_ypixel = height;
631	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	726	ioctl (pty->pty, TIOCSWINSZ, &ws);
632	#else	727
633	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	728	#if 0
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	729	// TIOCSWINSZ is supposed to do this automatically and correctly
635	# ifdef SIGWINCH
636	else if (cmd_pid) /* force through to the command */	730	if (cmd_pid) /* force through to the command */
637	kill (cmd_pid, SIGWINCH);	731	kill (-cmd_pid, SIGWINCH);
638	# endif
639	#endif	732	#endif
640	}	733	}
641		734
642	/*----------------------------------------------------------------------*/	735	/*----------------------------------------------------------------------*/
643	/* rxvt_change_font() - Switch to a new font */	736	/* set_fonts () - load and set the various fonts
644	/*	737	*
645	* init = 1 - initialize	738	* init = 1 - initialize
646	*	739	*
647	* fontname == FONT_UP - switch to bigger font	740	* fontname == FONT_UP - switch to bigger font
648	* fontname == FONT_DN - switch to smaller font	741	* fontname == FONT_DN - switch to smaller font
649	*/	742	*/
650	/* EXTPROTO */	743	bool
651	void	744	rxvt_term::set_fonts ()
652	rxvt_change_font(pR_ int init, const char *fontname)
653	{	745	{
654	}	746	rxvt_fontset *fs = new rxvt_fontset (this);
		747	rxvt_fontprop prop;
655		748
656	/* INTPROTO */	749	if (!fs
		750	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		751	|| !fs->realize_font (1))
		752	{
		753	delete fs;
		754	return false;
		755	}
		756
		757	#if ENABLE_STYLES
		758	for (int i = RS_styleCount; --i; )
		759	if (fontset[i] != fontset[0])
		760	delete fontset[i];
		761	#endif
		762
		763	delete fontset[0];
		764	fontset[0] = fs;
		765
		766	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		767	prop.height += lineSpace;
		768	prop.width += letterSpace;
		769
		770	fs->set_prop (prop, false);
		771
		772	fwidth = prop.width;
		773	fheight = prop.height;
		774	fbase = prop.ascent;
		775
		776	for (int style = 1; style < 4; style++)
		777	{
		778	#if ENABLE_STYLES
		779	const char *res = rs[Rs_font + style];
		780
		781	if (res && !*res)
		782	fontset[style] = fontset[0];
		783	else
		784	{
		785	fontset[style] = fs = new rxvt_fontset (this);
		786	rxvt_fontprop prop2 = prop;
		787
		788	if (res)
		789	{
		790	fs->populate (res);
		791	fs->set_prop (prop2, false);
		792	}
		793	else
		794	{
		795	fs->populate (fontset[0]->fontdesc);
		796
		797	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		798	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		799
		800	fs->set_prop (prop2, true);
		801	}
		802
		803	}
		804	#else
		805	fontset[style] = fontset[0];
		806	#endif
		807	}
		808
		809	if (parent[0])
		810	{
		811	resize_all_windows (0, 0, 0);
		812	scr_remap_chars ();
		813	scr_touch (true);
		814	}
		815
		816	return true;
		817	}
		818
657	void	819	void
658	rxvt_font_up_down(pR_ int n, int direction)	820	rxvt_term::set_string_property (Atom prop, const char *str, int len)
659	{	821	{
		822	XChangeProperty (dpy, parent[0],
		823	prop, XA_STRING, 8, PropModeReplace,
		824	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		825	}
		826
		827	void
		828	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		829	{
		830	XTextProperty ct;
		831
		832	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		833	{
		834	XSetTextProperty (dpy, parent[0], &ct, prop);
		835	XFree (ct.value);
		836	}
		837	}
		838
		839	void
		840	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		841	{
		842	wchar_t *ws = rxvt_mbstowcs (str, len);
		843	char *s = rxvt_wcstoutf8 (ws);
		844
		845	XChangeProperty (dpy, parent[0],
		846	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		847	(const unsigned char *)s, strlen (s));
		848
		849	free (s);
		850	free (ws);
660	}	851	}
661		852
662	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
663	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
664	/* xterm sequences - title, iconName, color (exptl) */	855	/* xterm sequences - title, iconName, color (exptl) */
665	/* EXTPROTO */
666	void	856	void
667	rxvt_set_title(pR_ const char *str)	857	rxvt_term::set_title (const char *str)
668	{	858	{
669	#ifndef SMART_WINDOW_TITLE	859	set_mbstring_property (XA_WM_NAME, str);
670	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	860	#if ENABLE_EWMH
671	#else	861	set_utf8_property (xa[XA_NET_WM_NAME], str);
672	char *name;
673
674	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
675	name = NULL;
676	if (name == NULL || STRCMP(name, str))
677	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
678	if (name)
679	XFree(name);
680	#endif	862	#endif
681	}	863	}
682		864
683	/* EXTPROTO */
684	void	865	void
685	rxvt_set_iconName(pR_ const char *str)	866	rxvt_term::set_icon_name (const char *str)
686	{	867	{
687	#ifndef SMART_WINDOW_TITLE	868	set_mbstring_property (XA_WM_ICON_NAME, str);
688	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	869	#if ENABLE_EWMH
689	#else	870	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
690	char *name;
691
692	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
693	name = NULL;
694	if (name == NULL || STRCMP(name, str))
695	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
696	if (name)
697	XFree(name);
698	#endif	871	#endif
699	}	872	}
700		873
		874	void
		875	rxvt_term::set_window_color (int idx, const char *color)
		876	{
701	#ifdef XTERM_COLOR_CHANGE	877	#ifdef XTERM_COLOR_CHANGE
702	/* EXTPROTO */
703	void
704	rxvt_set_window_color(pR_ int idx, const char *color)
705	{
706	rxvt_color xcol;	878	rxvt_color xcol;
707	int i;
708		879
709	if (color == NULL || *color == '\0')	880	if (color == NULL || *color == '\0')
710	return;	881	return;
711		882
		883	color = strdup (color);
		884	allocated.push_back ((void *)color);
		885	rs[Rs_color + idx] = color;
		886
712	/* handle color aliases */	887	/* handle color aliases */
713	if (isdigit(*color)) {	888	if (isdigit (*color))
		889	{
714	i = atoi(color);	890	int i = atoi (color);
715	if (i >= 8 && i <= 15) { /* bright colors */	891
716	i -= 8;	892	if (i >= 8 && i <= 15)
717	# ifndef NO_BRIGHTCOLOR	893	{
718	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	894	/* bright colors */
719	SET_PIXCOLOR(R, idx);	895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
720	goto Done;	896	goto done;
721	# endif
722	}	897	}
723	if (i >= 0 && i <= 7) { /* normal colors */	898
724	R->PixColors[idx] = R->PixColors[minCOLOR + i];	899	if (i >= 0 && i <= 7)
725	SET_PIXCOLOR(R, idx);	900	{
		901	/* normal colors */
		902	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
726	goto Done;	903	goto done;
727	}	904	}
728	}	905	}
729	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
730	return;
731	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
732		906
733	/*	907	set_color (xcol, color);
		908
		909	/*
734	* FIXME: should free colors here, but no idea how to do it so instead,	910	* FIXME: should free colors here, but no idea how to do it so instead,
735	* so just keep gobbling up the colormap	911	* so just keep gobbling up the colormap
736	*/	912	*/
737	# if 0
738	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[idx] == R->PixColors[i])
740	break;
741	if (i > Color_White) {
742	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
743	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
744	DisplayPlanes(R->Xdisplay, Xscreen));
745	}
746	# endif
747		913
748	R->PixColors[idx] = xcol;	914	pix_colors_focused[idx] = xcol;
749	SET_PIXCOLOR(R, idx);
750		915
751	/* XSetWindowAttributes attr; */	916	done:
752	/* Cursor cursor; */
753	Done:
754	if (idx == Color_bg && !(R->Options & Opt_transparent))
755	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
756	R->PixColors[Color_bg]);
757
758	/* handle Color_BD, scrollbar background, etc. */	917	/*TODO: handle Color_BD, scrollbar background, etc. */
759		918
760	rxvt_set_colorfgbg(aR);	919	update_fade_color (idx);
761	rxvt_recolour_cursor(aR);	920	recolour_cursor ();
762	/* the only reasonable way to enforce a clean update */	921	scr_recolour ();
763	rxvt_scr_poweron(aR);	922	#endif /* XTERM_COLOR_CHANGE */
764	}	923	}
765		924
766	#else
767	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
768	#endif /* XTERM_COLOR_CHANGE */
769
770	/* EXTPROTO */
771	void	925	void
772	rxvt_recolour_cursor(pR)	926	rxvt_term::recolour_cursor ()
773	{	927	{
774	rxvt_color xcol[2];	928	XColor fg, bg;
775		929
776	#if TODO	930	(ISSET_PIXCOLOR (Color_pointer_fg)
777	xcol[0] = R->PixColors[Color_pointer];	931	? pix_colors_focused[Color_pointer_fg]
778	xcol[1] = R->PixColors[Color_bg];	932	: pix_colors_focused[Color_fg]).get (fg);
779	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	933
780	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	934	(ISSET_PIXCOLOR (Color_pointer_bg)
781	#endif	935	? pix_colors_focused[Color_pointer_bg]
		936	: pix_colors_focused[Color_bg]).get (bg);
		937
		938	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
782	}	939	}
783		940
784	/*----------------------------------------------------------------------*/	941	/*----------------------------------------------------------------------*/
785	/*	942	/*
786	* find if fg/bg matches any of the normal (low-intensity) colors	943	* find if fg/bg matches any of the normal (low-intensity) colors
787	*/	944	*/
788	/* INTPROTO */
789	void	945	void
790	rxvt_set_colorfgbg(pR)	946	rxvt_term::set_colorfgbg ()
791	{	947	{
792	unsigned int i;	948	unsigned int i;
793	const char *xpmb = "\0";	949	const char *xpmb = "";
794	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	950	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
795		951
796	R->env_colorfgbg =	952	strcpy (fstr, "default");
797	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	953	strcpy (bstr, "default");
798	STRCPY(fstr, "default");
799	STRCPY(bstr, "default");
800	for (i = Color_Black; i <= Color_White; i++)	954	for (i = Color_Black; i <= Color_White; i++)
801	if (R->PixColors[Color_fg] == R->PixColors[i]) {	955	if (pix_colors[Color_fg] == pix_colors[i])
		956	{
802	sprintf(fstr, "%d", (i - Color_Black));	957	sprintf (fstr, "%d", (i - Color_Black));
803	break;	958	break;
804	}	959	}
		960
805	for (i = Color_Black; i <= Color_White; i++)	961	for (i = Color_Black; i <= Color_White; i++)
806	if (R->PixColors[Color_bg] == R->PixColors[i]) {	962	if (pix_colors[Color_bg] == pix_colors[i])
		963	{
807	sprintf(bstr, "%d", (i - Color_Black));	964	sprintf (bstr, "%d", (i - Color_Black));
808	#ifdef XPM_BACKGROUND	965	#ifdef BG_IMAGE_FROM_FILE
809	xpmb = "default;";	966	xpmb = "default;";
810	#endif	967	#endif
811	break;	968	break;
812	}	969	}
		970
813	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	971	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
814	putenv(R->env_colorfgbg);
815
816	#ifndef NO_BRIGHTCOLOR
817	R->colorfgbg = DEFAULT_RSTYLE;
818	for (i = minCOLOR; i <= maxCOLOR; i++) {
819	if (R->PixColors[Color_fg] == R->PixColors[i])
820	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
821	if (R->PixColors[Color_bg] == R->PixColors[i])
822	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
823	}
824	#endif
825	}	972	}
826		973
827	/*----------------------------------------------------------------------*/	974	/*----------------------------------------------------------------------*/
828	/*
829	* Colour determination for low colour displays, routine from
830	* Hans de Goede <hans@highrise.nl>
831	*/
832		975
833	/* EXTPROTO */	976	bool
834	int	977	rxvt_term::set_color (rxvt_color &color, const char *name)
835	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
836	{	978	{
837	screen_in_out->set(aR_ colour);	979	if (color.set (this, name))
838
839	if (!screen_in_out->set(aR_ colour)) {
840	rxvt_print_error("can't allocate colour: %s", colour);
841	return false;
842	}
843
844	return true;	980	return true;
		981
		982	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		983	return false;
		984	}
		985
		986	void
		987	rxvt_term::alias_color (int dst, int src)
		988	{
		989	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
845	}	990	}
846		991
847	/* -------------------------------------------------------------------- *	992	/* -------------------------------------------------------------------- *
848	* - WINDOW RESIZING - *	993	* - WINDOW RESIZING - *
849	* -------------------------------------------------------------------- */	994	* -------------------------------------------------------------------- */
850	/* EXTPROTO */
851	void	995	void
852	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	996	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
853	int ignoreparent)
854	{	997	{
855	int fix_screen;	998	int fix_screen;
		999	int old_width = szHint.width;
		1000	int old_height = szHint.height;
856		1001
		1002	window_calc (newwidth, newheight);
		1003
		1004	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1005
		1006	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1007	if (set_hint)
		1008	{
		1009	szHint.flags &= ~(PBaseSize | PResizeInc);
		1010	XSetWMNormalHints (dpy, parent[0], &szHint);
		1011	szHint.flags |= PBaseSize | PResizeInc;
		1012	}
		1013
		1014	if (!ignoreparent)
		1015	{
857	#ifdef SMART_RESIZE	1016	#ifdef SMART_RESIZE
858	int old_width = R->szHint.width, old_height = R->szHint.height;	1017	/*
859	#endif
860
861	rxvt_window_calc(aR_ width, height);
862	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
863	if (!ignoreparent) {
864	#ifdef SMART_RESIZE
865	/*
866	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1018	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
867	* reposition window on resize depending on placement on screen	1019	* reposition window on resize depending on placement on screen
868	*/	1020	*/
869	int x, y, x1, y1;	1021	int x, y, x1, y1;
870	int dx, dy;	1022	int dx, dy;
871	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1023	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
872	Window unused_cr;	1024	Window unused_cr;
873		1025
874	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1026	XTranslateCoordinates (dpy, parent[0], display->root,
875	0, 0, &x, &y, &unused_cr);	1027	0, 0, &x, &y, &unused_cr);
876	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1028	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
877	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1029	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
878	/*	1030	/*
879	* if Xroot isn't the parent window, a WM will probably have offset	1031	* if display->root isn't the parent window, a WM will probably have offset
880	* our position for handles and decorations. Counter it	1032	* our position for handles and decorations. Counter it
881	*/	1033	*/
882	if (x1 != x || y1 != y) {	1034	if (x1 != x || y1 != y)
		1035	{
883	x -= x1;	1036	x -= x1;
884	y -= y1;	1037	y -= y1;
885	}	1038	}
886		1039
887	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1040	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
888	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1041	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
889	dx = old_width - R->szHint.width;	1042	dx = old_width - szHint.width;
890	dy = old_height - R->szHint.height;	1043	dy = old_height - szHint.height;
891		1044
892	/* Check position of the center of the window */	1045	/* Check position of the center of the window */
893	if (x < x1) /* left half */	1046	if (x < x1) /* left half */
894	dx = 0;	1047	dx = 0;
895	else if (x == x1) /* exact center */	1048	else if (x == x1) /* exact center */
896	dx /= 2;	1049	dx /= 2;
897	if (y < y1) /* top half */	1050	if (y < y1) /* top half */
898	dy = 0;	1051	dy = 0;
899	else if (y == y1) /* exact center */	1052	else if (y == y1) /* exact center */
900	dy /= 2;	1053	dy /= 2;
901		1054
902	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1055	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
903	R->szHint.width, R->szHint.height);	1056	szHint.width, szHint.height);
904	#else	1057	#else
905	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1058	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
906	R->szHint.height);
907	#endif	1059	#endif
908	}	1060	}
909		1061
910	fix_screen = (R->TermWin.ncol != R->prev_ncol	1062	if (set_hint)
911	|| R->TermWin.nrow != R->prev_nrow);	1063	XSetWMNormalHints (dpy, parent[0], &szHint);
		1064
		1065	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
		1066
912	if (fix_screen || width != R->old_width || height != R->old_height) {	1067	if (fix_screen || newwidth != old_width || newheight != old_height)
913	if (scrollbar_visible(R)) {
914	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
915	0, scrollbar_TotalWidth(), R->szHint.height);
916	rxvt_Resize_scrollBar(aR);
917	}
918	if (menubar_visible(R))
919	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
920	0, TermWin_TotalWidth(), menuBar_TotalHeight());
921	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
922	R->window_vt_y, TermWin_TotalWidth(),
923	TermWin_TotalHeight());
924	#ifdef RXVT_GRAPHICS
925	if (R->old_height)
926	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
927	R->old_height - R->szHint.base_height);
928	#endif
929	rxvt_scr_clear(aR);
930	#ifdef XPM_BACKGROUND
931	rxvt_resize_pixmap(aR);
932	#endif
933	}	1068	{
		1069	if (scrollBar.state)
		1070	scrollBar.resize ();
934		1071
		1072	XMoveResizeWindow (dpy, vt,
		1073	window_vt_x, window_vt_y,
		1074	width, height);
		1075
		1076	#ifdef HAVE_BG_PIXMAP
		1077	if (bgPixmap.window_size_sensitive ())
		1078	update_background ();
		1079	#endif
		1080	}
		1081
935	if (fix_screen || R->old_height == 0) {	1082	if (fix_screen || old_height == 0)
936	int curr_screen = -1;	1083	scr_reset ();
937	uint16_t old_ncol = R->prev_ncol;
938		1084
939	/* scr_reset only works on the primary screen */	1085	#ifdef HAVE_BG_PIXMAP
940	if (R->old_height) /* this is not the first time through */	1086	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
941	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1087	// if (bgPixmap.pixmap)
942	rxvt_scr_reset(aR);	1088	// scr_touch (false);
943	if (curr_screen >= 0) { /* this is not the first time through */	1089	#endif
944	rxvt_scr_change_screen(aR_ curr_screen);
945	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
946	}
947	}
948
949	R->old_width = R->szHint.width;
950	R->old_height = R->szHint.height;
951		1090
952	#ifdef USE_XIM	1091	#ifdef USE_XIM
953	rxvt_IMSetStatusPosition(aR);	1092	IMSetPosition ();
954	#endif	1093	#endif
955	}	1094	}
956		1095
957	/*	1096	/*
958	* Set the width/height of the vt window in characters. Units are pixels.	1097	* Set the width/height of the vt window in characters. Units are pixels.
959	* good for toggling 80/132 columns	1098	* good for toggling 80/132 columns
960	*/	1099	*/
961	/* EXTPROTO */
962	void	1100	void
963	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1101	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
964	{	1102	{
965	XWindowAttributes wattr;	1103	XWindowAttributes wattr;
966		1104
967	if (width == 0 || height == 0) {	1105	if (newwidth == 0 || newheight == 0)
		1106	{
968	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1107	XGetWindowAttributes (dpy, display->root, &wattr);
		1108
969	if (width == 0)	1109	if (newwidth == 0)
970	width = wattr.width - R->szHint.base_width;	1110	newwidth = wattr.width - szHint.base_width;
971	if (height == 0)	1111	if (newheight == 0)
972	height = wattr.height - R->szHint.base_height;	1112	newheight = wattr.height - szHint.base_height;
		1113	}
		1114
		1115	if (newwidth != width || newheight != height)
973	}	1116	{
974	if (width != R->TermWin.width || height != R->TermWin.height) {
975	width += R->szHint.base_width;	1117	newwidth += szHint.base_width;
976	height += R->szHint.base_height;	1118	newheight += szHint.base_height;
977	rxvt_resize_all_windows(aR_ width, height, 0);	1119	resize_all_windows (newwidth, newheight, 0);
978	}	1120	}
979	}	1121	}
980		1122
981	/* -------------------------------------------------------------------- *	1123	/* -------------------------------------------------------------------- *
982	* - X INPUT METHOD ROUTINES - *	1124	* - X INPUT METHOD ROUTINES - *
983	* -------------------------------------------------------------------- */	1125	* -------------------------------------------------------------------- */
984	#ifdef USE_XIM	1126	#ifdef USE_XIM
985	/* INTPROTO */
986	void
987	rxvt_setSize(pR_ XRectangle * size)
988	{
989	size->x = R->TermWin.int_bwidth;
990	size->y = R->TermWin.int_bwidth;
991	size->width = Width2Pixel(R->TermWin.ncol);
992	size->height = Height2Pixel(R->TermWin.nrow);
993	}
994		1127
995	/* INTPROTO */
996	void	1128	void
997	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1129	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
998	{	1130	{
999	*fg = R->PixColors[Color_fg];	1131	fg = pix_colors [Color_fg];
1000	*bg = R->PixColors[Color_bg];	1132	bg = pix_colors [Color_bg];
		1133	}
		1134
		1135	void
		1136	rxvt_term::im_set_size (XRectangle &size)
		1137	{
		1138	// the int_bwidth terms make no sense to me
		1139	size.x = int_bwidth;
		1140	size.y = int_bwidth;
		1141	size.width = Width2Pixel (ncol) + int_bwidth;
		1142	size.height = Height2Pixel (nrow) + int_bwidth;
		1143	}
		1144
		1145	void
		1146	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1147	XRectangle &status_rect,
		1148	const XRectangle &needed_rect)
		1149	{
		1150	preedit_rect.x = needed_rect.width;
		1151	preedit_rect.y = 0;
		1152	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1153	preedit_rect.height = fheight;
		1154
		1155	status_rect.x = 0;
		1156	status_rect.y = 0;
		1157	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1158	status_rect.height = fheight;
1001	}	1159	}
1002		1160
1003	/* Checking whether input method is running. */	1161	/* Checking whether input method is running. */
1004	/* INTPROTO */
1005	Bool	1162	bool
1006	rxvt_IMisRunning(pR)	1163	rxvt_term::IMisRunning ()
1007	{	1164	{
1008	char *p;	1165	Atom atom;
1009	Atom atom;	1166	Window win;
1010	Window win;
1011	char server[IMBUFSIZ];	1167	char server[IMBUFSIZ];
1012		1168
1013	/* get current locale modifier */	1169	/* get current locale modifier */
1014	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1170	if (char *p = XSetLocaleModifiers (0))
		1171	{
1015	STRCPY(server, "@server=");	1172	strcpy (server, "@server=");
1016	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1173	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
		1174
1017	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1175	if (p = strchr (server + 1, '@')) /* first one only */
1018	*p = '\0';	1176	*p = '\0';
1019		1177
1020	atom = XInternAtom(R->Xdisplay, server, False);	1178	atom = XInternAtom (dpy, server, False);
1021	win = XGetSelectionOwner(R->Xdisplay, atom);	1179	win = XGetSelectionOwner (dpy, atom);
		1180
1022	if (win != None)	1181	if (win != None)
1023	return True;	1182	return True;
1024	}	1183	}
		1184
1025	return False;	1185	return False;
1026	}	1186	}
1027		1187
1028	/* EXTPROTO */
1029	void	1188	void
1030	rxvt_IMSendSpot(pR)	1189	rxvt_term::IMSendSpot ()
1031	{	1190	{
1032	XPoint spot;	1191	XPoint nspot;
1033	XVaNestedList preedit_attr;	1192	XVaNestedList preedit_attr;
1034		1193
1035	if (R->Input_Context == NULL	1194	if (!Input_Context
1036	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1195	|| !focus
1037	|| !(R->event_type == KeyPress	1196	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1038	|| R->event_type == Expose
1039	|| R->event_type == NoExpose
1040	|| R->event_type == SelectionNotify
1041	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1042	|| !rxvt_IMisRunning(aR))
1043	return;	1197	return;
1044		1198
1045	rxvt_setPosition(aR_ & spot);	1199	im_set_position (nspot);
1046		1200
		1201	if (nspot.x == spot.x && nspot.y == spot.y)
		1202	return;
		1203
		1204	spot = nspot;
		1205
1047	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1206	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1048	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1207	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1049	XFree(preedit_attr);	1208	XFree (preedit_attr);
1050	}	1209	}
1051		1210
1052	/* EXTPROTO */
1053	void	1211	void
1054	rxvt_setTermFontSet(pR_ int idx)	1212	rxvt_term::im_destroy ()
1055	{	1213	{
1056	char *string;	1214	if (input_method)
1057	long length;	1215	{
1058	int success = 0;	1216	if (Input_Context && input_method->xim)
		1217	XDestroyIC (Input_Context);
1059		1218
1060	if (idx < 0 || idx >= MAX_NFONTS)	1219	display->put_xim (input_method);
1061	return;	1220	input_method = 0;
1062	}	1221	}
1063		1222
1064	/* INTPROTO */
1065	void
1066	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1067	XRectangle * needed_rect)
1068	{
1069	int mbh, vtx = 0;
1070
1071	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1072	vtx = scrollbar_TotalWidth();
1073	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1074	mbh -= R->TermWin.lineSpace;
1075
1076	preedit_rect->x = needed_rect->width + vtx;
1077	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1078
1079	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1080	+ vtx;
1081	preedit_rect->height = Height2Pixel(1);
1082
1083	status_rect->x = vtx;
1084	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1085
1086	status_rect->width = needed_rect->width ? needed_rect->width
1087	: Width2Pixel(R->TermWin.ncol + 1);
1088	status_rect->height = Height2Pixel(1);
1089	}
1090
1091	/* ARGSUSED */
1092	/* INTPROTO */
1093	void
1094	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1095	__attribute__ ((unused)), XPointer call_data
1096	__attribute__ ((unused)))
1097	{
1098	dR;
1099
1100	R->Input_Context = NULL;	1223	Input_Context = 0;
1101	/* To avoid Segmentation Fault in C locale: Solaris only? */
1102	if (STRCMP(R->locale, "C"))
1103	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1104	rxvt_IMInstantiateCallback, NULL);
1105	}	1224	}
1106		1225
1107	/*	1226	#ifdef ENABLE_XIM_ONTHESPOT
1108	* X manual pages and include files don't match on some systems:
1109	* some think this is an XIDProc and others an XIMProc so we can't
1110	* use the first argument - need to update this to be nice for
1111	* both types via some sort of configure detection
1112	*/
1113	/* ARGSUSED */
1114	/* EXTPROTO */
1115	void
1116	rxvt_IMInstantiateCallback(Display * unused
1117	__attribute__ ((unused)), XPointer client_data
1118	__attribute__ ((unused)), XPointer call_data
1119	__attribute__ ((unused)))
1120	{
1121	dR;
1122	int i, found, had_im;
1123	const char *p;
1124	char **s;
1125	char buf[IMBUFSIZ];
1126		1227
1127	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1228	static void
1128	if (R->Input_Context)	1229	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1129	return;	1230	{
		1231	((rxvt_term *)client_data)->make_current ();
		1232	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1233	}
1130		1234
1131	found = had_im = 0;	1235	static void
1132	p = R->rs[Rs_inputMethod];	1236	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1133	if (p && *p) {	1237	{
1134	had_im = 1;	1238	((rxvt_term *)client_data)->make_current ();
1135	s = rxvt_splitcommastring(p);	1239	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1136	for (i = 0; s[i]; i++) {	1240	}
1137	if (*s[i]) {	1241
1138	STRCPY(buf, "@im=");	1242	static void
1139	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1243	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1140	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1244	{
1141	&& (rxvt_IM_get_IC(aR) == True)) {	1245	rxvt_term *term = (rxvt_term *)client_data;
1142	found = 1;	1246	XIMText *text = call_data->text;
1143	break;	1247
1144	}	1248	term->make_current ();
1145	}	1249
		1250	if (text)
		1251	{
		1252	wchar_t *str;
		1253
		1254	if (!text->encoding_is_wchar && text->string.multi_byte)
		1255	{
		1256	// of course, X makes it ugly again
		1257	if (term->rs[Rs_imLocale])
		1258	SET_LOCALE (term->rs[Rs_imLocale]);
		1259
		1260	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1261	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1262
		1263	if (term->rs[Rs_imLocale])
		1264	SET_LOCALE (term->locale);
1146	}	1265	}
1147	for (i = 0; s[i]; i++)	1266	else
1148	free(s[i]);	1267	str = text->string.wide_char;
1149	free(s);
1150	}
1151	if (found)
1152	return;
1153		1268
1154	/* try with XMODIFIERS env. var. */	1269	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1155	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1270	DT_INT, call_data->caret,
1156	rxvt_IM_get_IC(aR);	1271	DT_INT, call_data->chg_first,
1157	return;	1272	DT_INT, call_data->chg_length,
		1273	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1274	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1275	DT_END));
1158	}	1276	}
1159		1277	else
1160	/* try with no modifiers base IF the user didn't specify an IM */	1278	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1161	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p	1279	DT_INT, call_data->caret,
1162	&& rxvt_IM_get_IC(aR) == True)	1280	DT_INT, call_data->chg_first,
1163	return;	1281	DT_INT, call_data->chg_length,
		1282	DT_END));
1164	}	1283	}
		1284
		1285	#if 0
		1286	static void
		1287	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1288	{
		1289	((rxvt_term *)client_data)->make_current ();
		1290	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1291	DT_INT, call_data->position,
		1292	DT_INT, call_data->direction,
		1293	DT_INT, call_data->style,
		1294	DT_END));
		1295	}
		1296	#endif
		1297
		1298	#endif
1165		1299
1166	/*	1300	/*
1167	* Try to open a XIM with the current modifiers, then see if we can	1301	* Try to open a XIM with the current modifiers, then see if we can
1168	* open a suitable preedit type	1302	* open a suitable preedit type
1169	*/	1303	*/
1170	/* INTPROTO */
1171	Bool	1304	bool
1172	rxvt_IM_get_IC(pR)	1305	rxvt_term::IM_get_IC (const char *modifiers)
1173	{	1306	{
1174	int i, j, found;	1307	int i, j, found;
1175	XIM xim;	1308	XIM xim;
1176	XPoint spot;	1309	XPoint spot;
1177	XRectangle rect, status_rect, needed_rect;	1310	XRectangle rect, status_rect, needed_rect;
1178	unsigned long fg, bg;	1311	unsigned long fg, bg;
1179	const char *p;	1312	const char *p;
1180	char **s;	1313	char **s;
1181	XIMStyles *xim_styles;	1314	XIMStyles *xim_styles;
1182	XVaNestedList preedit_attr, status_attr;	1315	#ifdef ENABLE_XIM_ONTHESPOT
1183	XIMCallback ximcallback;	1316	XIMCallback xcb[4];
		1317	#endif
1184		1318
1185	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1319	set_environ (envv);
1186	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1320
1187	if (xim == NULL)	1321	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return False;	1322	return false;
1189		1323
		1324	input_method = display->get_xim (locale, modifiers);
		1325	if (input_method == NULL)
		1326	return false;
		1327
		1328	xim = input_method->xim;
		1329	spot.x = spot.y = -1;
		1330
1190	xim_styles = NULL;	1331	xim_styles = NULL;
1191	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1332	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1192	|| !xim_styles || !xim_styles->count_styles) {	1333	|| !xim_styles || !xim_styles->count_styles)
1193	XCloseIM(xim);	1334	{
		1335	im_destroy ();
1194	return False;	1336	return false;
		1337	}
		1338
		1339	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1340
		1341	for (int pi = 0; pi < 2; pi++)
1195	}	1342	{
		1343	p = pet[pi];
1196		1344
1197	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1345	if (!p)
1198	: "OverTheSpot,OffTheSpot,Root";	1346	continue;
		1347
1199	s = rxvt_splitcommastring(p);	1348	s = rxvt_splitcommastring (p);
		1349
1200	for (i = found = 0; !found && s[i]; i++) {	1350	for (i = found = 0; !found && s[i]; i++)
		1351	{
1201	if (!STRCMP(s[i], "OverTheSpot"))	1352	if (!strcmp (s[i], "OverTheSpot"))
1202	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1353	input_style = XIMPreeditPosition | XIMStatusNothing;
1203	else if (!STRCMP(s[i], "OffTheSpot"))	1354	else if (!strcmp (s[i], "OffTheSpot"))
1204	R->input_style = (XIMPreeditArea | XIMStatusArea);	1355	input_style = XIMPreeditArea | XIMStatusArea;
1205	else if (!STRCMP(s[i], "Root"))	1356	else if (!strcmp (s[i], "Root"))
1206	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1357	input_style = XIMPreeditNothing | XIMStatusNothing;
		1358	else if (!strcmp (s[i], "None"))
		1359	input_style = XIMPreeditNone | XIMStatusNone;
		1360	#ifdef ENABLE_XIM_ONTHESPOT
		1361	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1362	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1363	#endif
		1364	else
		1365	input_style = XIMPreeditNothing | XIMStatusNothing;
1207		1366
1208	for (j = 0; j < xim_styles->count_styles; j++)	1367	for (j = 0; j < xim_styles->count_styles; j++)
1209	if (R->input_style == xim_styles->supported_styles[j]) {	1368	if (input_style == xim_styles->supported_styles[j])
		1369	{
		1370	rxvt_freecommastring (s);
		1371
1210	found = 1;	1372	found = 1;
		1373	goto foundpet;
		1374	}
		1375
		1376	}
		1377
		1378	rxvt_freecommastring (s);
		1379	}
		1380
		1381	foundpet:
		1382
		1383	XFree (xim_styles);
		1384
		1385	if (!found)
		1386	{
		1387	im_destroy ();
		1388	return false;
		1389	}
		1390
		1391	XFontSet fs = 0;
		1392	XVaNestedList preedit_attr = 0, status_attr = 0;
		1393
		1394	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1395	{
		1396	// fake us a font-set, please
		1397	char **missing_charset_list;
		1398	int missing_charset_count;
		1399	char *def_string;
		1400	char pat[512];
		1401
		1402	sprintf (pat,
		1403	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1404	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1405	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1406	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1407	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1408	"*",
		1409	fheight,
		1410	fheight + 1, fheight - 1,
		1411	fheight - 2, fheight + 2);
		1412
		1413	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1414	&missing_charset_list, &missing_charset_count, &def_string);
		1415
		1416	if (missing_charset_list)
		1417	XFreeStringList (missing_charset_list);
		1418
		1419	if (!fs)
		1420	{
		1421	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1422	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1423	}
		1424	}
		1425
		1426	if (input_style & XIMPreeditPosition)
		1427	{
		1428	im_set_size (rect);
		1429	im_set_position (spot);
		1430	im_set_color (fg, bg);
		1431
		1432	preedit_attr = XVaCreateNestedList (0,
		1433	XNForeground, fg,
		1434	XNBackground, bg,
		1435	XNArea, &rect,
		1436	XNSpotLocation, &spot,
		1437	XNFontSet, fs,
		1438	NULL);
		1439	}
		1440	else if (input_style & XIMPreeditArea)
		1441	{
		1442	im_set_color (fg, bg);
		1443
		1444	/*
		1445	* The necessary width of preedit area is unknown
		1446	* until create input context.
		1447	*/
		1448	needed_rect.width = 0;
		1449	im_set_preedit_area (rect, status_rect, needed_rect);
		1450
		1451	preedit_attr = XVaCreateNestedList (0,
		1452	XNForeground, fg,
		1453	XNBackground, bg,
		1454	XNArea, &rect,
		1455	XNFontSet, fs,
		1456	NULL);
		1457	status_attr = XVaCreateNestedList (0,
		1458	XNForeground, fg,
		1459	XNBackground, bg,
		1460	XNArea, &status_rect,
		1461	XNFontSet, fs,
		1462	NULL);
		1463	}
		1464	#if ENABLE_XIM_ONTHESPOT
		1465	else if (input_style & XIMPreeditCallbacks)
		1466	{
		1467	im_set_position (spot);
		1468
		1469	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1470	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1471	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1472	# if 0
		1473	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1474	# endif
		1475
		1476	preedit_attr = XVaCreateNestedList (0,
		1477	XNSpotLocation, &spot,
		1478	XNPreeditStartCallback, &xcb[0],
		1479	XNPreeditDoneCallback , &xcb[1],
		1480	XNPreeditDrawCallback , &xcb[2],
		1481	# if 0
		1482	XNPreeditCaretCallback, &xcb[3],
		1483	# endif
		1484	NULL);
		1485	}
		1486	#endif
		1487
		1488	Input_Context = XCreateIC (xim,
		1489	XNInputStyle, input_style,
		1490	XNClientWindow, vt,
		1491	XNFocusWindow, parent[0],
		1492	preedit_attr ? XNPreeditAttributes : NULL,
		1493	preedit_attr,
		1494	status_attr ? XNStatusAttributes : NULL,
		1495	status_attr, NULL);
		1496
		1497	if (preedit_attr) XFree (preedit_attr);
		1498	if (status_attr) XFree (status_attr);
		1499	if (fs) XFreeFontSet (dpy, fs);
		1500
		1501	if (Input_Context == NULL)
		1502	{
		1503	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1504	im_destroy ();
		1505	return false;
		1506	}
		1507
		1508	#if 0
		1509	// unfortunately, only the focus window is used by XIM, hard to fix
		1510	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1511	vt_select_input ();
		1512	#endif
		1513
		1514	IMSetPosition ();
		1515
		1516	return true;
		1517	}
		1518
		1519	void
		1520	rxvt_term::im_cb ()
		1521	{
		1522	int i;
		1523	const char *p;
		1524	char **s;
		1525	char buf[IMBUFSIZ];
		1526
		1527	make_current ();
		1528
		1529	im_destroy ();
		1530
		1531	if (Input_Context)
		1532	return;
		1533
		1534	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1535	if (rs[Rs_imLocale])
		1536	SET_LOCALE (rs[Rs_imLocale]);
		1537	#endif
		1538
		1539	p = rs[Rs_inputMethod];
		1540	if (p && *p)
		1541	{
		1542	bool found = false;
		1543
		1544	s = rxvt_splitcommastring (p);
		1545
		1546	for (i = 0; s[i]; i++)
		1547	{
		1548	if (*s[i])
		1549	{
		1550	strcpy (buf, "@im=");
		1551	strncat (buf, s[i], IMBUFSIZ - 5);
		1552	if (IM_get_IC (buf))
		1553	{
		1554	found = true;
1211	break;	1555	break;
		1556	}
1212	}	1557	}
1213	}	1558	}
1214	for (i = 0; s[i]; i++)
1215	free(s[i]);
1216	free(s);
1217	XFree(xim_styles);
1218		1559
		1560	rxvt_freecommastring (s);
		1561
1219	if (!found) {	1562	if (found)
1220	XCloseIM(xim);	1563	goto done;
1221	return False;
1222	}	1564	}
1223		1565
1224	ximcallback.callback = rxvt_IMDestroyCallback;	1566	/* try with XMODIFIERS env. var. */
		1567	if (IM_get_IC (""))
		1568	goto done;
1225		1569
1226	/* XXX: not sure why we need this (as well as IC one below) */	1570	/* try with no modifiers base IF the user didn't specify an IM */
1227	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1571	if (IM_get_IC ("@im=none"))
		1572	goto done;
1228		1573
1229	preedit_attr = status_attr = NULL;	1574	done:
1230		1575	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1231	if (R->input_style & XIMPreeditPosition) {	1576	if (rs[Rs_imLocale])
1232	rxvt_setSize(aR_ & rect);	1577	SET_LOCALE (locale);
1233	rxvt_setPosition(aR_ & spot);	1578	#endif
1234	rxvt_setColor(aR_ & fg, &bg);
1235
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1237	XNSpotLocation, &spot,
1238	XNForeground, fg, XNBackground, bg,
1239	//XNFontSet, R->TermWin.fontset,
1240	NULL);
1241	} else if (R->input_style & XIMPreeditArea) {
1242	rxvt_setColor(aR_ & fg, &bg);
1243
1244	/*
1245	* The necessary width of preedit area is unknown
1246	* until create input context.
1247	*/
1248	needed_rect.width = 0;
1249
1250	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1251
1252	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, R->TermWin.fontset,
1255	NULL);
1256	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1257	XNForeground, fg, XNBackground, bg,
1258	//XNFontSet, R->TermWin.fontset,
1259	NULL);
1260	}
1261	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1262	XNClientWindow, R->TermWin.parent[0],
1263	XNFocusWindow, R->TermWin.parent[0],
1264	XNDestroyCallback, &ximcallback,
1265	preedit_attr ? XNPreeditAttributes : NULL,
1266	preedit_attr,
1267	status_attr ? XNStatusAttributes : NULL,
1268	status_attr, NULL);
1269	if (preedit_attr)
1270	XFree(preedit_attr);
1271	if (status_attr)
1272	XFree(status_attr);
1273	if (R->Input_Context == NULL) {
1274	rxvt_print_error("failed to create input context");
1275	XCloseIM(xim);
1276	return False;
1277	}
1278	if (R->input_style & XIMPreeditArea)
1279	rxvt_IMSetStatusPosition(aR);
1280	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1281	return True;
1282	}	1579	}
1283		1580
1284	/* EXTPROTO */
1285	void	1581	void
1286	rxvt_IMSetStatusPosition(pR)	1582	rxvt_term::IMSetPosition ()
1287	{	1583	{
1288	XRectangle preedit_rect, status_rect, *needed_rect;	1584	XRectangle preedit_rect, status_rect, *needed_rect;
1289	XVaNestedList preedit_attr, status_attr;	1585	XVaNestedList preedit_attr, status_attr;
1290		1586
1291	if (R->Input_Context == NULL	1587	if (!Input_Context
1292	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1588	|| !focus
		1589	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1293	|| !rxvt_IMisRunning(aR))	1590	|| !IMisRunning ())
1294	return;	1591	return;
1295		1592
		1593	if (input_style & XIMPreeditPosition)
		1594	{
		1595	im_set_size (preedit_rect);
		1596	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1597
		1598	XSetICValues (Input_Context,
		1599	XNPreeditAttributes, preedit_attr, NULL);
		1600	}
		1601	else
		1602	{
1296	/* Getting the necessary width of preedit area */	1603	/* Getting the necessary width of preedit area */
1297	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1604	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1298	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1605	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1299	XFree(status_attr);	1606	XFree (status_attr);
1300		1607
1301	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1608	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1609	XFree (needed_rect);
1302		1610
1303	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1611	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1304	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1612	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1305		1613
1306	XSetICValues(R->Input_Context,	1614	XSetICValues (Input_Context,
1307	XNPreeditAttributes, preedit_attr,	1615	XNPreeditAttributes, preedit_attr,
1308	XNStatusAttributes, status_attr, NULL);	1616	XNStatusAttributes, status_attr,
		1617	NULL);
1309		1618
		1619	XFree (status_attr);
		1620	}
		1621
1310	XFree(preedit_attr);	1622	XFree (preedit_attr);
1311	XFree(status_attr);
1312	}	1623	}
1313	#endif /* USE_XIM */	1624	#endif /* USE_XIM */
1314		1625
1315	/*----------------------------------------------------------------------*/	1626	void
1316	rxvt_t rxvt_current_term;	1627	rxvt_term::get_window_origin (int &x, int &y)
		1628	{
		1629	Window cr;
		1630	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1631	}
		1632
		1633	Pixmap
		1634	rxvt_term::get_pixmap_property (int prop_id)
		1635	{
		1636	if (prop_id > 0 && prop_id < NUM_XA)
		1637	if (xa[prop_id])
		1638	{
		1639	int aformat;
		1640	unsigned long nitems, bytes_after;
		1641	Atom atype;
		1642	unsigned char *prop = NULL;
		1643	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1644	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1645	&nitems, &bytes_after, &prop);
		1646	if (result == Success && prop && atype == XA_PIXMAP)
		1647	return *(Pixmap *)prop;
		1648	}
		1649
		1650	return None;
		1651	}
		1652
		1653	#ifdef HAVE_BG_PIXMAP
		1654
		1655	void
		1656	rxvt_term::update_background ()
		1657	{
		1658	if (update_background_ev.is_active ())
		1659	return;
		1660
		1661	bgPixmap.invalidate ();
		1662
		1663	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
		1664
		1665	if (to_wait <= 0.)
		1666	bgPixmap.render ();
		1667	else
		1668	update_background_ev.start (to_wait);
		1669	}
		1670
		1671	void
		1672	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1673	{
		1674	make_current ();
		1675
		1676	update_background_ev.stop ();
		1677	bgPixmap.render ();
		1678	refresh_check ();
		1679	}
		1680
		1681	#endif /* HAVE_BG_PIXMAP */
1317		1682
1318	/*----------------------- end-of-file (C source) -----------------------*/	1683	/*----------------------- end-of-file (C source) -----------------------*/

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