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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.12 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.308 by ayin, Tue Feb 19 13:01:32 2008 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.12 2003/12/16 23:04:13 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2008 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 "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>
41	#endif
42
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	43	#include <termios.h>
		44
		45	#ifdef HAVE_XSETLOCALE
		46	# define X_LOCALE
		47	# include <X11/Xlocale.h>
		48	#else
		49	# ifdef HAVE_SETLOCALE
		50	# include <clocale>
45	#endif	51	# endif
		52	#endif
46		53
		54	vector<rxvt_term *> rxvt_term::termlist;
		55
		56	// used to tell global functions which terminal instance is "active"
		57	rxvt_t rxvt_current_term;
		58
		59	static char curlocale[128], savelocale[128];
		60
		61	bool
		62	rxvt_set_locale (const char *locale) NOTHROW
		63	{
		64	int size = strlen (locale) + 1;
		65
		66	if (size > sizeof (curlocale))
		67	rxvt_fatal ("locale string too long, aborting.\n");
		68
		69	if (!locale || !memcmp (locale, curlocale, size))
		70	return false;
		71
		72	memcpy (curlocale, locale, size);
		73	setlocale (LC_CTYPE, curlocale);
		74	return true;
		75	}
		76
47	void *	77	void
48	rxvt_term::operator new (size_t s)	78	rxvt_push_locale (const char *locale) NOTHROW
49	{	79	{
50	void *p = malloc (s);	80	strcpy (savelocale, curlocale);
		81	rxvt_set_locale (locale);
		82	}
51		83
52	MEMSET (p, 0, s);	84	void
		85	rxvt_pop_locale () NOTHROW
		86	{
		87	rxvt_set_locale (savelocale);
		88	}
		89
		90	#if ENABLE_COMBINING
		91	class rxvt_composite_vec rxvt_composite;
		92
		93	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		94	{
		95	compose_char *cc;
		96
		97	// break compose chains, as stupid readline really likes to duplicate
		98	// composing characters for some reason near the end of a line.
		99	cc = (*this)[c1];
		100	while (cc)
		101	{
		102	if (cc->c2 == c2) return c1;
		103	cc = (*this)[cc->c1];
		104	}
		105
		106	// check to see wether this combination already exists otherwise
		107	for (cc = v.end (); cc-- > v.begin (); )
		108	{
		109	if (cc->c1 == c1 && cc->c2 == c2)
		110	return COMPOSE_LO + (cc - v.begin ());
		111	}
		112
		113	// allocate a new combination
		114	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		115	{
		116	static int seen;
		117
		118	if (!seen++)
		119	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		120
		121	return REPLACEMENT_CHAR;
		122	}
		123
		124	v.push_back (compose_char (c1, c2));
		125
		126	return v.size () - 1 + COMPOSE_LO;
		127	}
		128
		129	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		130	{
		131	compose_char *cc = (*this)[c];
		132
		133	if (!cc)
		134	{
		135	if (r) *r = c;
		136	return 1;
		137	}
		138
		139	int len = expand (cc->c1, r);
		140
		141	if (r) r += len;
		142
		143	if (cc->c2 != NOCHAR)
		144	{
		145	len++;
		146	if (r) *r++ = cc->c2;
		147	}
		148
53	return p;	149	return len;
54	}
55		150
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	151	}
		152	#endif
61		153
62	rxvt_term::rxvt_term ()	154	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	155	{
		156	#if HAVE_BG_PIXMAP
		157	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
		158	#endif
64	#ifdef CURSOR_BLINK	159	#ifdef CURSOR_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	160	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
		161	#endif
		162	#ifdef TEXT_BLINK
		163	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
		164	#endif
		165	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		166	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
		167	#endif
		168	#ifdef SELECTION_SCROLLING
		169	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
		170	#endif
		171	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		172	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		173	#endif
		174	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		175	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		176	#endif
		177	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		178	#ifdef USE_XIM
		179	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66	#endif	180	#endif
67	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69	#endif	183	#endif
70	x_ev (this, &rxvt_term::x_cb),	184	#ifndef NO_BELL
71	destroy_ev (this, &rxvt_term::destroy_cb),	185	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72	check_ev (this, &rxvt_term::check_cb),	186	#endif
73	incr_ev (this, &rxvt_term::incr_cb)	187	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
74	{	188	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
		189	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
		190	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
		191	incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
		192	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		193	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
		194
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201	#endif
		202	}
		203
		204	// clean up the most important stuff, do *not* call x or free mem etc.
		205	// for use before an emergency exit
		206	void
		207	rxvt_term::emergency_cleanup ()
		208	{
		209	if (cmd_pid)
		210	kill (-cmd_pid, SIGHUP);
		211
		212	pty_ev.stop ();
		213	delete pty; pty = 0;
76	}	214	}
77		215
78	rxvt_term::~rxvt_term ()	216	rxvt_term::~rxvt_term ()
79	{	217	{
80	rxvt_scr_release (this);	218	termlist.erase (find (termlist.begin (), termlist.end(), this));
81		219
82	#ifndef NO_SETOWNER_TTYDEV	220	emergency_cleanup ();
83	rxvt_privileged_ttydev (this, RESTORE);	221
		222	#if ENABLE_STYLES
		223	for (int i = RS_styleCount; --i; )
		224	if (fontset[i] != fontset[0])
		225	delete fontset[i];
84	#endif	226	#endif
85	#ifdef UTMP_SUPPORT	227	delete fontset[0];
86	rxvt_privileged_utmp (this, RESTORE);	228
		229	#ifdef HAVE_BG_PIXMAP
		230	bgPixmap.destroy ();
87	#endif	231	#endif
		232
		233	if (display)
		234	{
		235	selection_clear ();
		236
88	#ifdef USE_XIM	237	#ifdef USE_XIM
89	if (Input_Context != NULL)	238	im_destroy ();
		239	#endif
		240	scrollBar.destroy ();
		241	if (gc) XFreeGC (dpy, gc);
		242
		243	delete drawable;
		244	// destroy all windows
		245	if (parent[0])
		246	XDestroyWindow (dpy, parent[0]);
		247
		248	for (int i = 0; i < TOTAL_COLORS; i++)
		249	if (ISSET_PIXCOLOR (i))
		250	{
		251	pix_colors_focused [i].free (this);
		252	#if OFF_FOCUS_FADING
		253	pix_colors_unfocused [i].free (this);
		254	#endif
		255	}
		256
		257	clear ();
		258
		259	display->flush (); /* ideally .put should do this */
		260	displays.put (display);
90	{	261	}
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		262
96	if (cmd_fd >= 0)	263	scr_release ();
97	close (cmd_fd);
98		264
99	if (Xfd >= 0)	265	/* clear all resources */
100	XCloseDisplay (Xdisplay);	266	for (int i = 0; i < allocated.size (); i++)
		267	free (allocated [i]);
101		268
102	delete PixColors;	269	free (selection.text);
		270	// TODO: manage env vars in child only(!)
		271	free (env_display);
		272	free (env_term);
		273	free (locale);
		274	free (v_buffer);
		275	free (incr_buf);
		276
		277	delete envv;
		278	delete argv;
		279
		280	#ifdef KEYSYM_RESOURCE
		281	delete keyboard;
		282	#endif
		283	#ifndef NO_RESOURCES
		284	XrmDestroyDatabase (option_db);
		285	#endif
		286	}
		287
		288	// child has exited, usually destroys
		289	void
		290	rxvt_term::child_cb (ev::child &w, int status)
		291	{
		292	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		293
		294	cmd_pid = 0;
		295
		296	if (!option (Opt_hold))
		297	destroy ();
103	}	298	}
104		299
105	void	300	void
106	rxvt_term::destroy ()	301	rxvt_term::destroy ()
107	{	302	{
		303	if (destroy_ev.is_active ())
		304	return;
		305
		306	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		307
		308	#if ENABLE_OVERLAY
		309	scr_overlay_off ();
		310	#endif
		311
		312	if (display)
		313	{
		314	#if USE_XIM
		315	im_ev.stop (display);
		316	#endif
		317	scrollbar_ev.stop (display);
		318	#if ENABLE_TRANSPARENCY || ENABLE_PERL
		319	rootwin_ev.stop (display);
		320	#endif
		321	incr_ev.stop ();
		322	termwin_ev.stop (display);
		323	vt_ev.stop (display);
		324	}
		325
108	check_ev.stop ();	326	flush_ev.stop ();
109	pty_ev.stop ();	327	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	328	#ifdef CURSOR_BLINK
		329	cursor_blink_ev.stop ();
		330	#endif
		331	#ifdef TEXT_BLINK
112	blink_ev.stop ();	332	text_blink_ev.stop ();
		333	#endif
		334	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		335	cont_scroll_ev.stop ();
		336	#endif
		337	#ifdef SELECTION_SCROLLING
		338	sel_scroll_ev.stop ();
113	#endif	339	#endif
114	#ifdef POINTER_BLANK	340	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	341	pointer_ev.stop ();
116	#endif	342	#endif
117		343
118	destroy_ev.start (0);	344	destroy_ev.start ();
119	}	345	}
120		346
121	void	347	void
122	rxvt_term::destroy_cb (time_watcher &w)	348	rxvt_term::destroy_cb (ev::idle &w, int revents)
123	{	349	{
124	SET_R (this);	350	make_current ();
125		351
126	delete this;	352	delete this;
127	}
128
129	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */
131	/* LIBPROTO */
132	rxvt_t
133	rxvt_init (int argc, const char *const *argv)
134	{
135	SET_R (new rxvt_term);
136	dR;
137
138	if (!R->init_vars () || !R->init (argc, argv))
139	{
140	delete R;
141	return NULL;
142	}
143
144	return R;
145	}
146
147	/* EXTPROTO */
148	void
149	rxvt_init_signals ()
150	{
151	/* install exit handler for cleanup */
152	#if 0
153	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);
155	#else
156	#endif
157	#endif
158
159	struct sigaction sa;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */
172
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}
176
177	bool
178	rxvt_term::init (int argc, const char *const *argv)
179	{
180	dR;//TODO (scrollbar, setidle)
181
182	/*
183	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems
188	*/
189	rxvt_privileges (this, SAVE);
190	rxvt_privileges (this, IGNORE);
191
192	rxvt_init_secondary (this);
193
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196	#if (MENUBAR_MAX)
197	rxvt_menubar_read (this, rs[Rs_menu]);
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203
204	rxvt_Create_Windows (this, argc, argv);
205
206	rxvt_init_xlocale (this);
207
208	rxvt_scr_reset (this); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}
249
250	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */
253	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/
256	/* ARGSUSED */
257	/* EXTPROTO */
258	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))
260	{
261	int pid, save_errno = errno;
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263	;
264	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}
271
272	/*
273	* Catch a fatal signal and tidy up before quitting
274	*/
275	/* EXTPROTO */
276	RETSIGTYPE
277	rxvt_Exit_signal(int sig)
278	{
279	signal(sig, SIG_DFL);
280	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);
282	#endif
283	rxvt_clean_exit();
284	kill(getpid(), sig);
285	}
286
287	/* ARGSUSED */
288	/* INTPROTO */
289	int
290	rxvt_xerror_handler(const Display * display
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{
293	dR;
294
295	if (R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;
297	else
298	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();
304	}
305
306	return 0;
307	}	353	}
308		354
309	/*----------------------------------------------------------------------*/	355	/*----------------------------------------------------------------------*/
310	/*	356	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes	357	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can	358	* TODO: if debugging, this should free up any known resources if we can
313	*/	359	*/
314	/* EXTPROTO */	360	static XErrorHandler old_xerror_handler;
315	void
316	rxvt_clean_exit ()
317	{
318	dR;
319		361
320	R->destroy ();	362	static void
321	}	363	rxvt_emergency_cleanup ()
322
323	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */
327	void *
328	rxvt_malloc(size_t size)
329	{	364	{
330	void *p;	365	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
331		366	(*t)->emergency_cleanup ();
332	p = malloc(size);
333	if (p)
334	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}	367	}
341		368
342	/* EXTPROTO */	369	#if !ENABLE_MINIMAL
343	void *	370	static void
344	rxvt_calloc(size_t number, size_t size)	371	print_x_error (Display *dpy, XErrorEvent *event)
345	{	372	{
346	void *p;	373	char buffer[BUFSIZ];
347		374	char mesg[BUFSIZ];
348	p = calloc(number, size);	375	char number[32];
349	if (p)	376	char *mtype = "XlibMessage";
350	return p;	377	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
351		378	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	379	rxvt_warn ("An X Error occured, trying to continue after report.\n");
353	rxvt_clean_exit();	380	rxvt_warn ("%s: %s\n", mesg, buffer);
354	exit(EXIT_FAILURE);	381	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
355	/* NOTREACHED */	382	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		383	sprintf(number, "%d", event->request_code);
		384	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		385	rxvt_warn ("(which is %s)\n", buffer);
		386	if (event->request_code >= 128) {
		387	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		388	mesg, BUFSIZ);
		389	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		390	}
		391	if ((event->error_code == BadWindow) ||
		392	(event->error_code == BadPixmap) ||
		393	(event->error_code == BadCursor) ||
		394	(event->error_code == BadFont) ||
		395	(event->error_code == BadDrawable) ||
		396	(event->error_code == BadColor) ||
		397	(event->error_code == BadGC) ||
		398	(event->error_code == BadIDChoice) ||
		399	(event->error_code == BadValue) ||
		400	(event->error_code == BadAtom)) {
		401	if (event->error_code == BadValue)
		402	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		403	mesg, BUFSIZ);
		404	else if (event->error_code == BadAtom)
		405	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		406	mesg, BUFSIZ);
		407	else
		408	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		409	mesg, BUFSIZ);
		410	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		411	}
		412	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
356	}	415	}
357
358	/* EXTPROTO */
359	void *
360	rxvt_realloc(void *ptr, size_t size)
361	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);
366	else
367	p = malloc(size);
368	if (p)
369	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}
376
377	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void
383	rxvt_privileges(pR_ int mode)
384	{
385	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */
388	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID
391	# endif	416	#endif
392	# ifdef HAVE_SETEUID	417
393	switch (mode) {	418	int
394	case IGNORE:	419	rxvt_xerror_handler (Display *display, XErrorEvent *event)
395	/*	420	{
396	* change effective uid/gid - not real uid/gid - so we can switch	421	if (GET_R->allowedxerror == -1)
397	* back to root later, as required	422	GET_R->allowedxerror = event->error_code;
398	*/	423	else
399	seteuid(getuid());
400	setegid(getgid());
401	break;
402	case SAVE:
403	R->euid = geteuid();
404	R->egid = getegid();
405	break;
406	case RESTORE:
407	seteuid(R->euid);
408	setegid(R->egid);
409	break;
410	}	424	{
		425	// GET_R is most likely not the terminal which caused the error,
		426	// so just output the error and continue
		427	#if ENABLE_MINIMAL
		428	old_xerror_handler (display, event);
411	# else	429	#else
412	switch (mode) {	430	print_x_error (display, event);
413	case IGNORE:
414	setuid(getuid());
415	setgid(getgid());
416	/* FALLTHROUGH */
417	case SAVE:
418	/* FALLTHROUGH */
419	case RESTORE:
420	break;
421	}
422	# endif	431	#endif
423	#endif	432	}
424	}
425		433
426	#ifdef UTMP_SUPPORT	434	return 0;
427	/* EXTPROTO */	435	}
428	void
429	rxvt_privileged_utmp(pR_ char action)
430	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
432	action, R->next_utmp_action, getpid()));
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')
436	return;
437		436
438	rxvt_privileges(aR_ RESTORE);	437	int
439	if (action == SAVE) {	438	rxvt_xioerror_handler (Display *display)
440	R->next_utmp_action = RESTORE;	439	{
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	440	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
442	} else { /* action == RESTORE */	441	DisplayString (display));
443	R->next_utmp_action = IGNORE;	442	rxvt_emergency_cleanup ();
444	rxvt_cleanutent(aR);	443	_exit (EXIT_FAILURE);
		444	}
		445
		446	static struct sig_handlers
		447	{
		448	ev::sig sw_term, sw_int;
		449
		450	/*
		451	* Catch a fatal signal and tidy up before quitting
		452	*/
		453	void sig_term (ev::sig &w, int revents);
		454
		455	sig_handlers ()
		456	{
		457	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		458	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
445	}	459	}
446	rxvt_privileges(aR_ IGNORE);	460	} sig_handlers;
447	}
448	#endif
449		461
450	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void	462	void
453	rxvt_privileged_ttydev(pR_ char action)	463	sig_handlers::sig_term (ev::sig &w, int revents)
454	{	464	{
455	D_MAIN((stderr,	465	rxvt_emergency_cleanup ();
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	466	w.stop ();
457	action, R->next_tty_action, getpid()));	467	kill (getpid (), w.signum);
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')
460	return;
461
462	rxvt_privileges(aR_ RESTORE);
463
464	if (action == SAVE) {
465	R->next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;
470	else
471	# endif
472	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);
475	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);
477	# endif
478	}
479	} else { /* action == RESTORE */
480	R->next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484	# else
485	chmod(R->ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);
488	# endif
489	}
490
491	rxvt_privileges(aR_ IGNORE);
492
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));
500	# endif
501	}	468	}
502	#endif	469
		470	char **rxvt_environ; // startup environment
		471
		472	void
		473	rxvt_init ()
		474	{
		475	ptytty::init ();
		476
		477	if (!ev_default_loop (0))
		478	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		479
		480	rxvt_environ = environ;
		481
		482	signal (SIGHUP, SIG_IGN);
		483	signal (SIGPIPE, SIG_IGN);
		484
		485	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		486	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		487
		488	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		489	/* signal (SIGURG, SIG_DFL); */
		490
		491	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		492	// TODO: handle this with exceptions and tolerate the memory loss
		493	XSetIOErrorHandler (rxvt_xioerror_handler);
		494
		495	XrmInitialize ();
		496	}
503		497
504	/*----------------------------------------------------------------------*/	498	/*----------------------------------------------------------------------*/
505	/*	499	/*
506	* window size/position calculcations for XSizeHint and other storage.	500	* window size/position calculations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	501	* if width/height are non-zero then override calculated width/height
508	*/	502	*/
509	/* EXTPROTO */
510	void	503	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	504	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	505	{
513	short recalc_x, recalc_y;	506	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	507	int x, y, flags;
515	unsigned int w, h;	508	unsigned int w, h;
516	unsigned int max_width, max_height;	509	unsigned int max_width, max_height;
517		510
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
520	R->szHint.height));
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	511	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	512	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	513	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		514
525	recalc_x = recalc_y = 0;	515	recalc_x = recalc_y = 0;
526	flags = 0;	516	flags = 0;
		517
527	if (!R->parsed_geometry) {	518	if (!parsed_geometry)
		519	{
528	R->parsed_geometry = 1;	520	parsed_geometry = 1;
		521
529	if (R->rs[Rs_geometry])	522	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	523	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		524
531	if (flags & WidthValue) {	525	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	526	{
		527	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	528	szHint.flags |= USSize;
534	}	529	}
		530
535	if (flags & HeightValue) {	531	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	532	{
		533	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	534	szHint.flags |= USSize;
538	}	535	}
		536
539	if (flags & XValue) {	537	if (flags & XValue)
		538	{
540	R->szHint.x = x;	539	szHint.x = x;
541	R->szHint.flags |= USPosition;	540	szHint.flags |= USPosition;
		541
542	if (flags & XNegative) {	542	if (flags & XNegative)
		543	{
543	recalc_x = 1;	544	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	545	szHint.win_gravity = NorthEastGravity;
545	}	546	}
546	}	547	}
		548
547	if (flags & YValue) {	549	if (flags & YValue)
		550	{
548	R->szHint.y = y;	551	szHint.y = y;
549	R->szHint.flags |= USPosition;	552	szHint.flags |= USPosition;
		553
550	if (flags & YNegative) {	554	if (flags & YNegative)
		555	{
551	recalc_y = 1;	556	recalc_y = 1;
		557
552	if (R->szHint.win_gravity == NorthEastGravity)	558	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	559	szHint.win_gravity = SouthEastGravity;
554	else	560	else
555	R->szHint.win_gravity = SouthWestGravity;	561	szHint.win_gravity = SouthWestGravity;
556	}	562	}
557	}	563	}
558	}	564	}
		565
559	/* TODO: BOUNDS */	566	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	567	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	568	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	569	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	570	max_height = MAX_ROWS * fheight;
564		571
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	572	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		573
567	sb_w = mb_h = 0;
568	R->window_vt_x = R->window_vt_y = 0;	574	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	575
		576	if (scrollBar.state)
		577	{
570	sb_w = scrollbar_TotalWidth();	578	int sb_w = scrollBar.total_width ();
571	R->szHint.base_width += sb_w;	579	szHint.base_width += sb_w;
		580
572	if (!(R->Options & Opt_scrollBar_right))	581	if (!option (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	582	window_vt_x += sb_w;
574	}	583	}
575	if (menubar_visible(R)) {	584
576	mb_h = menuBar_TotalHeight();
577	R->szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;
579	}
580	R->szHint.width_inc = R->TermWin.fwidth;	585	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	586	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	587	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	588	szHint.min_height = szHint.base_height + szHint.height_inc;
584		589
585	if (width && width - R->szHint.base_width < max_width) {	590	if (newwidth && newwidth - szHint.base_width < max_width)
		591	{
586	R->szHint.width = width;	592	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	593	width = newwidth - szHint.base_width;
588	} else {	594	}
589	MIN_IT(R->TermWin.width, max_width);	595	else
		596	{
		597	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	598	szHint.width = szHint.base_width + width;
591	}	599	}
		600
592	if (height && height - R->szHint.base_height < max_height) {	601	if (newheight && newheight - szHint.base_height < max_height)
		602	{
593	R->szHint.height = height;	603	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	604	height = newheight - szHint.base_height;
595	} else {	605	}
596	MIN_IT(R->TermWin.height, max_height);	606	else
		607	{
		608	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	609	szHint.height = szHint.base_height + height;
598	}	610	}
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;
601		611
602	if (recalc_x)	612	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	613	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	614
605	if (recalc_y)	615	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	616	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		617
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	618	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	619	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
613	R->szHint.height));
614	return;
615	}	620	}
616		621
617	/*----------------------------------------------------------------------*/	622	/*----------------------------------------------------------------------*/
618	/*	623	/*
619	* Tell the teletype handler what size the window is.	624	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	625	* Called after a window size change.
621	*/	626	*/
622	void	627	void
623	rxvt_term::tt_winch ()	628	rxvt_term::tt_winch ()
624	{	629	{
625	struct winsize ws;	630	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	631	return;
629		632
		633	struct winsize ws;
		634
630	ws.ws_col = TermWin.ncol;	635	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	636	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	637	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	638	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	639	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	640
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	641	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	642	// TIOCSWINSZ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	643	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	644	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	645	#endif
643	}	646	}
644		647
645	/*----------------------------------------------------------------------*/	648	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	649	/* set_fonts () - load and set the various fonts
647	/*	650	*
648	* init = 1 - initialize	651	* init = 1 - initialize
649	*	652	*
650	* fontname == FONT_UP - switch to bigger font	653	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	654	* fontname == FONT_DN - switch to smaller font
652	*/	655	*/
653	/* EXTPROTO */	656	bool
654	void	657	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	658	{
657	}	659	rxvt_fontset *fs = new rxvt_fontset (this);
		660	rxvt_fontprop prop;
658		661
659	/* INTPROTO */	662	if (!fs
		663	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		664	|| !fs->realize_font (1))
		665	{
		666	delete fs;
		667	return false;
		668	}
		669
		670	#if ENABLE_STYLES
		671	for (int i = RS_styleCount; --i; )
		672	if (fontset[i] != fontset[0])
		673	delete fontset[i];
		674	#endif
		675
		676	delete fontset[0];
		677	fontset[0] = fs;
		678
		679	prop = (*fs)[1]->properties ();
		680	prop.height += lineSpace;
		681
		682	fs->set_prop (prop, false);
		683
		684	fwidth = prop.width;
		685	fheight = prop.height;
		686	fbase = prop.ascent;
		687
		688	for (int style = 1; style < 4; style++)
		689	{
		690	#if ENABLE_STYLES
		691	const char *res = rs[Rs_font + style];
		692
		693	if (res && !*res)
		694	fontset[style] = fontset[0];
		695	else
		696	{
		697	fontset[style] = fs = new rxvt_fontset (this);
		698	rxvt_fontprop prop2 = prop;
		699
		700	if (res)
		701	{
		702	fs->populate (res);
		703	fs->set_prop (prop2, false);
		704	}
		705	else
		706	{
		707	fs->populate (fontset[0]->fontdesc);
		708
		709	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		710	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		711
		712	fs->set_prop (prop2, true);
		713	}
		714
		715	}
		716	#else
		717	fontset[style] = fontset[0];
		718	#endif
		719	}
		720
		721	if (parent[0])
		722	{
		723	resize_all_windows (0, 0, 0);
		724	scr_remap_chars ();
		725	scr_touch (true);
		726	}
		727
		728	return true;
		729	}
		730
660	void	731	void
661	rxvt_font_up_down(pR_ int n, int direction)	732	rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	733	{
		734	XChangeProperty (dpy, parent[0],
		735	prop, XA_STRING, 8, PropModeReplace,
		736	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		737	}
		738
		739	void
		740	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		741	{
		742	wchar_t *ws = rxvt_mbstowcs (str, len);
		743	char *s = rxvt_wcstoutf8 (ws);
		744
		745	XChangeProperty (dpy, parent[0],
		746	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		747	(const unsigned char *)s, strlen (s));
		748
		749	free (s);
		750	free (ws);
663	}	751	}
664		752
665	/*----------------------------------------------------------------------*/	753	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	754	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	755	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	756	void
670	rxvt_set_title(pR_ const char *str)	757	rxvt_term::set_title (const char *str)
671	{	758	{
672	#ifndef SMART_WINDOW_TITLE	759	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	760	#if ENABLE_EWMH
674	#else	761	set_utf8_property (xa[XA_NET_WM_NAME], str);
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif	762	#endif
684	}	763	}
685		764
686	/* EXTPROTO */
687	void	765	void
688	rxvt_set_iconName(pR_ const char *str)	766	rxvt_term::set_icon_name (const char *str)
689	{	767	{
690	#ifndef SMART_WINDOW_TITLE	768	set_string_property (XA_WM_ICON_NAME, str);
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	769	#if ENABLE_EWMH
692	#else	770	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif	771	#endif
702	}	772	}
703		773
		774	void
		775	rxvt_term::set_window_color (int idx, const char *color)
		776	{
704	#ifdef XTERM_COLOR_CHANGE	777	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;	778	rxvt_color xcol;
710	int i;
711		779
712	if (color == NULL || *color == '\0')	780	if (color == NULL || *color == '\0')
713	return;	781	return;
714		782
		783	color = strdup (color);
		784	allocated.push_back ((void *)color);
		785	rs[Rs_color + idx] = color;
		786
715	/* handle color aliases */	787	/* handle color aliases */
716	if (isdigit(*color)) {	788	if (isdigit (*color))
		789	{
717	i = atoi(color);	790	int i = atoi (color);
718	if (i >= 8 && i <= 15) { /* bright colors */	791
719	i -= 8;	792	if (i >= 8 && i <= 15)
720	# ifndef NO_BRIGHTCOLOR	793	{
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	794	/* bright colors */
722	SET_PIXCOLOR(R, idx);	795	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
723	goto Done;	796	goto done;
724	# endif
725	}	797	}
726	if (i >= 0 && i <= 7) { /* normal colors */	798
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];	799	if (i >= 0 && i <= 7)
728	SET_PIXCOLOR(R, idx);	800	{
		801	/* normal colors */
		802	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
729	goto Done;	803	goto done;
730	}	804	}
731	}	805	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735		806
736	/*	807	set_color (xcol, color);
		808
		809	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,	810	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap	811	* so just keep gobbling up the colormap
739	*/	812	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750		813
751	R->PixColors[idx] = xcol;	814	pix_colors_focused[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753		815
754	/* XSetWindowAttributes attr; */	816	done:
755	/* Cursor cursor; */
756	Done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */	817	/*TODO: handle Color_BD, scrollbar background, etc. */
762		818
763	rxvt_set_colorfgbg(aR);	819	update_fade_color (idx);
764	rxvt_recolour_cursor(aR);	820	recolour_cursor ();
765	/* the only reasonable way to enforce a clean update */	821	scr_recolour ();
766	rxvt_scr_poweron(aR);	822	#endif /* XTERM_COLOR_CHANGE */
767	}	823	}
768		824
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */
772
773	/* EXTPROTO */
774	void	825	void
775	rxvt_recolour_cursor(pR)	826	rxvt_term::recolour_cursor ()
776	{	827	{
777	rxvt_color xcol[2];	828	XColor fg, bg;
778		829
779	#if TODO	830	(ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	831	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	832	: pix_colors_focused[Color_fg]).get (fg);
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	833
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	834	(ISSET_PIXCOLOR (Color_pointer_bg)
784	#endif	835	? pix_colors_focused[Color_pointer_bg]
		836	: pix_colors_focused[Color_bg]).get (bg);
		837
		838	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
785	}	839	}
786		840
787	/*----------------------------------------------------------------------*/	841	/*----------------------------------------------------------------------*/
788	/*	842	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	843	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	844	*/
791	/* INTPROTO */
792	void	845	void
793	rxvt_set_colorfgbg(pR)	846	rxvt_term::set_colorfgbg ()
794	{	847	{
795	unsigned int i;	848	unsigned int i;
796	const char *xpmb = "\0";	849	const char *xpmb = "";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	850	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		851
799	R->env_colorfgbg =	852	strcpy (fstr, "default");
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	853	strcpy (bstr, "default");
801	STRCPY(fstr, "default");
802	STRCPY(bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	854	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	855	if (pix_colors[Color_fg] == pix_colors[i])
		856	{
805	sprintf(fstr, "%d", (i - Color_Black));	857	sprintf (fstr, "%d", (i - Color_Black));
806	break;	858	break;
807	}	859	}
		860
808	for (i = Color_Black; i <= Color_White; i++)	861	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	862	if (pix_colors[Color_bg] == pix_colors[i])
		863	{
810	sprintf(bstr, "%d", (i - Color_Black));	864	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	865	#ifdef BG_IMAGE_FROM_FILE
812	xpmb = "default;";	866	xpmb = "default;";
813	#endif	867	#endif
814	break;	868	break;
815	}	869	}
		870
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	871	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818
819	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {
822	if (R->PixColors[Color_fg] == R->PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826	}
827	#endif
828	}	872	}
829		873
830	/*----------------------------------------------------------------------*/	874	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		875
836	/* EXTPROTO */	876	bool
837	int	877	rxvt_term::set_color (rxvt_color &color, const char *name)
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
839	{	878	{
840	screen_in_out->set(aR_ colour);	879	if (color.set (this, name))
841
842	if (!screen_in_out->set(aR_ colour)) {
843	rxvt_print_error("can't allocate colour: %s", colour);
844	return false;
845	}
846
847	return true;	880	return true;
		881
		882	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		883	return false;
		884	}
		885
		886	void
		887	rxvt_term::alias_color (int dst, int src)
		888	{
		889	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
848	}	890	}
849		891
850	/* -------------------------------------------------------------------- *	892	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	893	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	894	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	895	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	896	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	897	{
858	int fix_screen;	898	int fix_screen;
		899	int old_width = szHint.width;
		900	int old_height = szHint.height;
859		901
		902	window_calc (newwidth, newheight);
		903
		904	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
		905	XSetWMNormalHints (dpy, parent[0], &szHint);
		906
		907	if (!ignoreparent)
		908	{
860	#ifdef SMART_RESIZE	909	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	910	/*
862	#endif
863
864	rxvt_window_calc(aR_ width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866	if (!ignoreparent) {
867	#ifdef SMART_RESIZE
868	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	911	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	912	* reposition window on resize depending on placement on screen
871	*/	913	*/
872	int x, y, x1, y1;	914	int x, y, x1, y1;
873	int dx, dy;	915	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	916	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	917	Window unused_cr;
876		918
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	919	XTranslateCoordinates (dpy, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	920	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	921	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	922	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	923	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	924	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	925	* our position for handles and decorations. Counter it
884	*/	926	*/
885	if (x1 != x || y1 != y) {	927	if (x1 != x || y1 != y)
		928	{
886	x -= x1;	929	x -= x1;
887	y -= y1;	930	y -= y1;
888	}	931	}
889		932
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	933	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	934	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	935	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	936	dy = old_height - szHint.height;
894		937
895	/* Check position of the center of the window */	938	/* Check position of the center of the window */
896	if (x < x1) /* left half */	939	if (x < x1) /* left half */
897	dx = 0;	940	dx = 0;
898	else if (x == x1) /* exact center */	941	else if (x == x1) /* exact center */
899	dx /= 2;	942	dx /= 2;
900	if (y < y1) /* top half */	943	if (y < y1) /* top half */
901	dy = 0;	944	dy = 0;
902	else if (y == y1) /* exact center */	945	else if (y == y1) /* exact center */
903	dy /= 2;	946	dy /= 2;
904		947
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	948	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	949	szHint.width, szHint.height);
907	#else	950	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	951	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	952	#endif
911	}	953	}
912		954
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	955	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	956
915	if (fix_screen || width != R->old_width || height != R->old_height) {	957	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
918	0, scrollbar_TotalWidth(), R->szHint.height);
919	rxvt_Resize_scrollBar(aR);
920	}
921	if (menubar_visible(R))
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925	R->window_vt_y, TermWin_TotalWidth(),
926	TermWin_TotalHeight());
927	#ifdef RXVT_GRAPHICS
928	if (R->old_height)
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930	R->old_height - R->szHint.base_height);
931	#endif
932	rxvt_scr_clear(aR);
933	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);
935	#endif
936	}	958	{
		959	if (scrollBar.state)
		960	scrollBar.resize ();
937		961
		962	XMoveResizeWindow (dpy, vt,
		963	window_vt_x, window_vt_y,
		964	width, height);
		965
		966	#ifdef HAVE_BG_PIXMAP
		967	if (bgPixmap.window_size_sensitive ())
		968	update_background ();
		969	#endif
		970
		971	scr_clear ();
		972	}
		973
938	if (fix_screen || R->old_height == 0) {	974	if (fix_screen || old_height == 0)
939	int curr_screen = -1;	975	scr_reset ();
940	uint16_t old_ncol = R->prev_ncol;
941		976
942	/* scr_reset only works on the primary screen */	977	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
943	if (R->old_height) /* this is not the first time through */	978	//scr_touch (false);
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
945	rxvt_scr_reset(aR);
946	if (curr_screen >= 0) { /* this is not the first time through */
947	rxvt_scr_change_screen(aR_ curr_screen);
948	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
949	}
950	}
951		979
952	R->old_width = R->szHint.width;	980	#ifdef HAVE_BG_PIXMAP
953	R->old_height = R->szHint.height;	981	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
		982	// if (bgPixmap.pixmap)
		983	// scr_touch (false);
		984	#endif
954		985
955	#ifdef USE_XIM	986	#ifdef USE_XIM
956	rxvt_IMSetStatusPosition(aR);	987	IMSetPosition ();
957	#endif	988	#endif
958	}	989	}
959		990
960	/*	991	/*
961	* Set the width/height of the vt window in characters. Units are pixels.	992	* Set the width/height of the vt window in characters. Units are pixels.
962	* good for toggling 80/132 columns	993	* good for toggling 80/132 columns
963	*/	994	*/
964	/* EXTPROTO */
965	void	995	void
966	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	996	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
967	{	997	{
968	XWindowAttributes wattr;	998	XWindowAttributes wattr;
969		999
970	if (width == 0 || height == 0) {	1000	if (newwidth == 0 || newheight == 0)
		1001	{
971	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1002	XGetWindowAttributes (dpy, display->root, &wattr);
		1003
972	if (width == 0)	1004	if (newwidth == 0)
973	width = wattr.width - R->szHint.base_width;	1005	newwidth = wattr.width - szHint.base_width;
974	if (height == 0)	1006	if (newheight == 0)
975	height = wattr.height - R->szHint.base_height;	1007	newheight = wattr.height - szHint.base_height;
		1008	}
		1009
		1010	if (newwidth != width || newheight != height)
976	}	1011	{
977	if (width != R->TermWin.width || height != R->TermWin.height) {
978	width += R->szHint.base_width;	1012	newwidth += szHint.base_width;
979	height += R->szHint.base_height;	1013	newheight += szHint.base_height;
980	rxvt_resize_all_windows(aR_ width, height, 0);	1014	resize_all_windows (newwidth, newheight, 0);
981	}	1015	}
982	}	1016	}
983		1017
984	/* -------------------------------------------------------------------- *	1018	/* -------------------------------------------------------------------- *
985	* - X INPUT METHOD ROUTINES - *	1019	* - X INPUT METHOD ROUTINES - *
986	* -------------------------------------------------------------------- */	1020	* -------------------------------------------------------------------- */
987	#ifdef USE_XIM	1021	#ifdef USE_XIM
988	/* INTPROTO */
989	void
990	rxvt_setSize(pR_ XRectangle * size)
991	{
992	size->x = R->TermWin.int_bwidth;
993	size->y = R->TermWin.int_bwidth;
994	size->width = Width2Pixel(R->TermWin.ncol);
995	size->height = Height2Pixel(R->TermWin.nrow);
996	}
997		1022
998	/* INTPROTO */
999	void	1023	void
1000	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1024	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1001	{	1025	{
1002	*fg = R->PixColors[Color_fg];	1026	fg = pix_colors [Color_fg];
1003	*bg = R->PixColors[Color_bg];	1027	bg = pix_colors [Color_bg];
		1028	}
		1029
		1030	void
		1031	rxvt_term::im_set_size (XRectangle &size)
		1032	{
		1033	// the int_bwidth terms make no sense to me
		1034	size.x = int_bwidth;
		1035	size.y = int_bwidth;
		1036	size.width = Width2Pixel (ncol) + int_bwidth;
		1037	size.height = Height2Pixel (nrow) + int_bwidth;
		1038	}
		1039
		1040	void
		1041	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1042	XRectangle &status_rect,
		1043	const XRectangle &needed_rect)
		1044	{
		1045	preedit_rect.x = needed_rect.width;
		1046	preedit_rect.y = 0;
		1047	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1048	preedit_rect.height = fheight;
		1049
		1050	status_rect.x = 0;
		1051	status_rect.y = 0;
		1052	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1053	status_rect.height = fheight;
1004	}	1054	}
1005		1055
1006	/* Checking whether input method is running. */	1056	/* Checking whether input method is running. */
1007	/* INTPROTO */
1008	Bool	1057	bool
1009	rxvt_IMisRunning(pR)	1058	rxvt_term::IMisRunning ()
1010	{	1059	{
1011	char *p;	1060	char *p;
1012	Atom atom;	1061	Atom atom;
1013	Window win;	1062	Window win;
1014	char server[IMBUFSIZ];	1063	char server[IMBUFSIZ];
1015		1064
1016	/* get current locale modifier */	1065	/* get current locale modifier */
1017	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1066	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1067	{
1018	STRCPY(server, "@server=");	1068	strcpy (server, "@server=");
1019	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1069	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1070
1020	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1071	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1021	*p = '\0';	1072	*p = '\0';
1022		1073
1023	atom = XInternAtom(R->Xdisplay, server, False);	1074	atom = XInternAtom (dpy, server, False);
1024	win = XGetSelectionOwner(R->Xdisplay, atom);	1075	win = XGetSelectionOwner (dpy, atom);
		1076
1025	if (win != None)	1077	if (win != None)
1026	return True;	1078	return True;
1027	}	1079	}
		1080
1028	return False;	1081	return False;
1029	}	1082	}
1030		1083
1031	/* EXTPROTO */
1032	void	1084	void
1033	rxvt_IMSendSpot(pR)	1085	rxvt_term::IMSendSpot ()
1034	{	1086	{
1035	XPoint spot;	1087	XPoint nspot;
1036	XVaNestedList preedit_attr;	1088	XVaNestedList preedit_attr;
1037		1089
1038	if (R->Input_Context == NULL	1090	if (!Input_Context
1039	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1091	|| !focus
1040	|| !(R->event_type == KeyPress	1092	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1041	|| R->event_type == Expose
1042	|| R->event_type == NoExpose
1043	|| R->event_type == SelectionNotify
1044	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1045	|| !rxvt_IMisRunning(aR))
1046	return;	1093	return;
1047		1094
1048	rxvt_setPosition(aR_ & spot);	1095	im_set_position (nspot);
1049		1096
		1097	if (nspot.x == spot.x && nspot.y == spot.y)
		1098	return;
		1099
		1100	spot = nspot;
		1101
1050	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1102	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1051	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1103	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1052	XFree(preedit_attr);	1104	XFree (preedit_attr);
1053	}	1105	}
1054		1106
1055	/* EXTPROTO */
1056	void	1107	void
1057	rxvt_setTermFontSet(pR_ int idx)	1108	rxvt_term::im_destroy ()
1058	{	1109	{
1059	char *string;	1110	if (input_method)
1060	long length;	1111	{
1061	int success = 0;	1112	if (Input_Context && input_method->xim)
		1113	XDestroyIC (Input_Context);
1062		1114
1063	if (idx < 0 || idx >= MAX_NFONTS)	1115	display->put_xim (input_method);
1064	return;	1116	input_method = 0;
1065	}	1117	}
1066		1118
1067	/* INTPROTO */
1068	void
1069	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1070	XRectangle * needed_rect)
1071	{
1072	int mbh, vtx = 0;
1073
1074	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1075	vtx = scrollbar_TotalWidth();
1076	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1077	mbh -= R->TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1083	+ vtx;
1084	preedit_rect->height = Height2Pixel(1);
1085
1086	status_rect->x = vtx;
1087	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1088
1089	status_rect->width = needed_rect->width ? needed_rect->width
1090	: Width2Pixel(R->TermWin.ncol + 1);
1091	status_rect->height = Height2Pixel(1);
1092	}
1093
1094	/* ARGSUSED */
1095	/* INTPROTO */
1096	void
1097	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1098	__attribute__ ((unused)), XPointer call_data
1099	__attribute__ ((unused)))
1100	{
1101	dR;
1102
1103	R->Input_Context = NULL;	1119	Input_Context = 0;
1104	/* To avoid Segmentation Fault in C locale: Solaris only? */
1105	if (STRCMP(R->locale, "C"))
1106	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1107	rxvt_IMInstantiateCallback, NULL);
1108	}	1120	}
		1121
		1122	#ifdef ENABLE_XIM_ONTHESPOT
		1123
		1124	static void
		1125	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1126	{
		1127	((rxvt_term *)client_data)->make_current ();
		1128	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1129	}
		1130
		1131	static void
		1132	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1133	{
		1134	((rxvt_term *)client_data)->make_current ();
		1135	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1136	}
		1137
		1138	static void
		1139	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1140	{
		1141	rxvt_term *term = (rxvt_term *)client_data;
		1142	XIMText *text = call_data->text;
		1143
		1144	term->make_current ();
		1145
		1146	if (text)
		1147	{
		1148	void *str;
		1149
		1150	if (!text->encoding_is_wchar && text->string.multi_byte)
		1151	{
		1152	// of course, X makes it ugly again
		1153	if (term->rs[Rs_imLocale])
		1154	SET_LOCALE (term->rs[Rs_imLocale]);
		1155
		1156	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1157	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1158
		1159	if (term->rs[Rs_imLocale])
		1160	SET_LOCALE (term->locale);
		1161	}
		1162	else
		1163	str = (void *)text->string.wide_char;
		1164
		1165	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1166	DT_INT, call_data->caret,
		1167	DT_INT, call_data->chg_first,
		1168	DT_INT, call_data->chg_length,
		1169	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1170	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1171	DT_END));
		1172	}
		1173	else
		1174	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1175	DT_INT, call_data->caret,
		1176	DT_INT, call_data->chg_first,
		1177	DT_INT, call_data->chg_length,
		1178	DT_END));
		1179	}
		1180
		1181	#if 0
		1182	static void
		1183	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1184	{
		1185	((rxvt_term *)client_data)->make_current ();
		1186	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1187	DT_INT, call_data->position,
		1188	DT_INT, call_data->direction,
		1189	DT_INT, call_data->style,
		1190	DT_END));
		1191	}
		1192	#endif
		1193
		1194	#endif
1109		1195
1110	/*	1196	/*
1111	* X manual pages and include files don't match on some systems:	1197	* Try to open a XIM with the current modifiers, then see if we can
1112	* some think this is an XIDProc and others an XIMProc so we can't	1198	* open a suitable preedit type
1113	* use the first argument - need to update this to be nice for
1114	* both types via some sort of configure detection
1115	*/	1199	*/
1116	/* ARGSUSED */	1200	bool
1117	/* EXTPROTO */	1201	rxvt_term::IM_get_IC (const char *modifiers)
1118	void
1119	rxvt_IMInstantiateCallback(Display * unused
1120	__attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{	1202	{
1124	dR;	1203	int i, j, found;
1125	int i, found, had_im;	1204	XIM xim;
		1205	XPoint spot;
		1206	XRectangle rect, status_rect, needed_rect;
		1207	unsigned long fg, bg;
		1208	const char *p;
		1209	char **s;
		1210	XIMStyles *xim_styles;
		1211	#ifdef ENABLE_XIM_ONTHESPOT
		1212	XIMCallback xcb[4];
		1213	#endif
		1214
		1215	set_environ (envv);
		1216
		1217	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1218	return false;
		1219
		1220	input_method = display->get_xim (locale, modifiers);
		1221	if (input_method == NULL)
		1222	return false;
		1223
		1224	xim = input_method->xim;
		1225	spot.x = spot.y = -1;
		1226
		1227	xim_styles = NULL;
		1228	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1229	|| !xim_styles || !xim_styles->count_styles)
		1230	{
		1231	im_destroy ();
		1232	return false;
		1233	}
		1234
		1235	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1236
		1237	for (int pi = 0; pi < 2; pi++)
		1238	{
		1239	p = pet[pi];
		1240
		1241	if (!p)
		1242	continue;
		1243
		1244	s = rxvt_splitcommastring (p);
		1245
		1246	for (i = found = 0; !found && s[i]; i++)
		1247	{
		1248	if (!strcmp (s[i], "OverTheSpot"))
		1249	input_style = XIMPreeditPosition | XIMStatusNothing;
		1250	else if (!strcmp (s[i], "OffTheSpot"))
		1251	input_style = XIMPreeditArea | XIMStatusArea;
		1252	else if (!strcmp (s[i], "Root"))
		1253	input_style = XIMPreeditNothing | XIMStatusNothing;
		1254	else if (!strcmp (s[i], "None"))
		1255	input_style = XIMPreeditNone | XIMStatusNone;
		1256	#ifdef ENABLE_XIM_ONTHESPOT
		1257	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1258	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1259	#endif
		1260	else
		1261	input_style = XIMPreeditNothing | XIMStatusNothing;
		1262
		1263	for (j = 0; j < xim_styles->count_styles; j++)
		1264	if (input_style == xim_styles->supported_styles[j])
		1265	{
		1266	rxvt_freecommastring (s);
		1267
		1268	found = 1;
		1269	goto foundpet;
		1270	}
		1271
		1272	}
		1273
		1274	rxvt_freecommastring (s);
		1275	}
		1276
		1277	foundpet:
		1278
		1279	XFree (xim_styles);
		1280
		1281	if (!found)
		1282	{
		1283	im_destroy ();
		1284	return false;
		1285	}
		1286
		1287	XFontSet fs = 0;
		1288	XVaNestedList preedit_attr = 0, status_attr = 0;
		1289
		1290	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1291	{
		1292	// fake us a font-set, please
		1293	char **missing_charset_list;
		1294	int missing_charset_count;
		1295	char *def_string;
		1296	char pat[512];
		1297
		1298	sprintf (pat,
		1299	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1300	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1301	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1302	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1303	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1304	"*",
		1305	fheight,
		1306	fheight + 1, fheight - 1,
		1307	fheight - 2, fheight + 2);
		1308
		1309	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1310	&missing_charset_list, &missing_charset_count, &def_string);
		1311
		1312	if (missing_charset_list)
		1313	XFreeStringList (missing_charset_list);
		1314
		1315	if (!fs)
		1316	{
		1317	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1318	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1319	}
		1320	}
		1321
		1322	if (input_style & XIMPreeditPosition)
		1323	{
		1324	im_set_size (rect);
		1325	im_set_position (spot);
		1326	im_set_color (fg, bg);
		1327
		1328	preedit_attr = XVaCreateNestedList (0,
		1329	XNForeground, fg,
		1330	XNBackground, bg,
		1331	XNArea, &rect,
		1332	XNSpotLocation, &spot,
		1333	XNFontSet, fs,
		1334	NULL);
		1335	}
		1336	else if (input_style & XIMPreeditArea)
		1337	{
		1338	im_set_color (fg, bg);
		1339
		1340	/*
		1341	* The necessary width of preedit area is unknown
		1342	* until create input context.
		1343	*/
		1344	needed_rect.width = 0;
		1345	im_set_preedit_area (rect, status_rect, needed_rect);
		1346
		1347	preedit_attr = XVaCreateNestedList (0,
		1348	XNForeground, fg,
		1349	XNBackground, bg,
		1350	XNArea, &rect,
		1351	XNFontSet, fs,
		1352	NULL);
		1353	status_attr = XVaCreateNestedList (0,
		1354	XNForeground, fg,
		1355	XNBackground, bg,
		1356	XNArea, &status_rect,
		1357	XNFontSet, fs,
		1358	NULL);
		1359	}
		1360	#if ENABLE_XIM_ONTHESPOT
		1361	else if (input_style & XIMPreeditCallbacks)
		1362	{
		1363	im_set_position (spot);
		1364
		1365	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1366	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1367	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1368	# if 0
		1369	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1370	# endif
		1371
		1372	preedit_attr = XVaCreateNestedList (0,
		1373	XNSpotLocation, &spot,
		1374	XNPreeditStartCallback, &xcb[0],
		1375	XNPreeditDoneCallback , &xcb[1],
		1376	XNPreeditDrawCallback , &xcb[2],
		1377	# if 0
		1378	XNPreeditCaretCallback, &xcb[3],
		1379	# endif
		1380	NULL);
		1381	}
		1382	#endif
		1383
		1384	Input_Context = XCreateIC (xim,
		1385	XNInputStyle, input_style,
		1386	XNClientWindow, vt,
		1387	XNFocusWindow, parent[0],
		1388	preedit_attr ? XNPreeditAttributes : NULL,
		1389	preedit_attr,
		1390	status_attr ? XNStatusAttributes : NULL,
		1391	status_attr, NULL);
		1392
		1393	if (preedit_attr) XFree (preedit_attr);
		1394	if (status_attr) XFree (status_attr);
		1395	if (fs) XFreeFontSet (dpy, fs);
		1396
		1397	if (Input_Context == NULL)
		1398	{
		1399	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1400	im_destroy ();
		1401	return false;
		1402	}
		1403
		1404	#if 0
		1405	// unfortunately, only the focus window is used by XIM, hard to fix
		1406	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1407	vt_select_input ();
		1408	#endif
		1409
		1410	IMSetPosition ();
		1411
		1412	return true;
		1413	}
		1414
		1415	void
		1416	rxvt_term::im_cb ()
		1417	{
		1418	int i;
1126	const char *p;	1419	const char *p;
1127	char **s;	1420	char **s;
1128	char buf[IMBUFSIZ];	1421	char buf[IMBUFSIZ];
1129		1422
1130	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1423	make_current ();
		1424
		1425	im_destroy ();
		1426
1131	if (R->Input_Context)	1427	if (Input_Context)
1132	return;	1428	return;
1133		1429
		1430	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1431	if (rs[Rs_imLocale])
		1432	SET_LOCALE (rs[Rs_imLocale]);
		1433	#endif
		1434
1134	p = R->rs[Rs_inputMethod];	1435	p = rs[Rs_inputMethod];
1135	if (p && *p)	1436	if (p && *p)
1136	{	1437	{
1137	bool found = false;	1438	bool found = false;
1138		1439
1139	s = rxvt_splitcommastring (p);	1440	s = rxvt_splitcommastring (p);
		1441
1140	for (i = 0; s[i]; i++)	1442	for (i = 0; s[i]; i++)
1141	{	1443	{
1142	if (*s[i])	1444	if (*s[i])
1143	{	1445	{
1144	STRCPY (buf, "@im=");	1446	strcpy (buf, "@im=");
1145	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1447	strncat (buf, s[i], IMBUFSIZ - 5);
1146	if ((p = XSetLocaleModifiers (buf)) && *p	1448	if (IM_get_IC (buf))
1147	&& rxvt_IM_get_IC (aR))
1148	{	1449	{
1149	found = true;	1450	found = true;
1150	break;	1451	break;
1151	}	1452	}
1152	}	1453	}
1153	}	1454	}
1154	for (i = 0; s[i]; i++)	1455
1155	free(s[i]);	1456	rxvt_freecommastring (s);
1156	free(s);
1157		1457
1158	if (found)	1458	if (found)
1159	return;	1459	goto done;
1160	}	1460	}
1161		1461
1162	/* try with XMODIFIERS env. var. */	1462	/* try with XMODIFIERS env. var. */
1163	if ((p = XSetLocaleModifiers ("")) && *p	1463	if (IM_get_IC (""))
1164	&& rxvt_IM_get_IC (aR))	1464	goto done;
		1465
		1466	/* try with no modifiers base IF the user didn't specify an IM */
		1467	if (IM_get_IC ("@im=none"))
		1468	goto done;
		1469
		1470	done:
		1471	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1472	if (rs[Rs_imLocale])
		1473	SET_LOCALE (locale);
		1474	#endif
		1475	}
		1476
		1477	void
		1478	rxvt_term::IMSetPosition ()
		1479	{
		1480	XRectangle preedit_rect, status_rect, *needed_rect;
		1481	XVaNestedList preedit_attr, status_attr;
		1482
		1483	if (!Input_Context
		1484	|| !focus
		1485	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
		1486	|| !IMisRunning ())
1165	return;	1487	return;
1166		1488
1167	/* try with no modifiers base IF the user didn't specify an IM */	1489	if (input_style & XIMPreeditPosition)
1168	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1490	{
1169	&& rxvt_IM_get_IC (aR) == True)	1491	im_set_size (preedit_rect);
		1492	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1493
		1494	XSetICValues (Input_Context,
		1495	XNPreeditAttributes, preedit_attr, NULL);
		1496	}
		1497	else
		1498	{
		1499	/* Getting the necessary width of preedit area */
		1500	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
		1501	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
		1502	XFree (status_attr);
		1503
		1504	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1505	XFree (needed_rect);
		1506
		1507	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1508	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
		1509
		1510	XSetICValues (Input_Context,
		1511	XNPreeditAttributes, preedit_attr,
		1512	XNStatusAttributes, status_attr,
		1513	NULL);
		1514
		1515	XFree (status_attr);
		1516	}
		1517
		1518	XFree (preedit_attr);
		1519	}
		1520	#endif /* USE_XIM */
		1521
		1522	void
		1523	rxvt_term::get_window_origin (int &x, int &y)
		1524	{
		1525	Window cr;
		1526	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1527	/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
		1528	}
		1529
		1530	Pixmap
		1531	rxvt_term::get_pixmap_property (int prop_id)
		1532	{
		1533	if (prop_id > 0 && prop_id < NUM_XA)
		1534	if (xa[prop_id])
		1535	{
		1536	int aformat;
		1537	unsigned long nitems, bytes_after;
		1538	Atom atype;
		1539	unsigned char *prop = NULL;
		1540	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1541	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1542	&nitems, &bytes_after, &prop);
		1543	if (result == Success && prop && atype == XA_PIXMAP)
		1544	return *(Pixmap *)prop;
		1545	}
		1546
		1547	return None;
		1548	}
		1549
		1550	#ifdef HAVE_BG_PIXMAP
		1551	# if TRACE_PIXMAPS
		1552	# undef update_background
		1553	void
		1554	rxvt_term::trace_update_background (const char *file, int line)
		1555	{
		1556	fprintf (stderr, "%s:%d:update_background()\n", file, line);
		1557	update_background ();
		1558	}
		1559	# endif
		1560
		1561	void
		1562	rxvt_term::update_background ()
		1563	{
		1564	if (update_background_ev.is_active ())
1170	return;	1565	return;
1171	}
1172		1566
1173	/*	1567	bgPixmap.invalidate ();
1174	* Try to open a XIM with the current modifiers, then see if we can
1175	* open a suitable preedit type
1176	*/
1177	/* INTPROTO */
1178	Bool
1179	rxvt_IM_get_IC(pR)
1180	{
1181	int i, j, found;
1182	XIM xim;
1183	XPoint spot;
1184	XRectangle rect, status_rect, needed_rect;
1185	unsigned long fg, bg;
1186	const char *p;
1187	char **s;
1188	XIMStyles *xim_styles;
1189	XVaNestedList preedit_attr, status_attr;
1190	XIMCallback ximcallback;
1191		1568
1192	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1569	ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1193	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1194	if (xim == NULL)
1195	return False;
1196		1570
1197	xim_styles = NULL;	1571	if (to_wait <= 0.)
1198	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1572	bgPixmap.render ();
1199	|| !xim_styles || !xim_styles->count_styles) {	1573	else
1200	XCloseIM(xim);	1574	update_background_ev.start (to_wait);
1201	return False;
1202	}
1203
1204	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1205	: "OverTheSpot,OffTheSpot,Root";
1206	s = rxvt_splitcommastring(p);
1207	for (i = found = 0; !found && s[i]; i++) {
1208	if (!STRCMP(s[i], "OverTheSpot"))
1209	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1210	else if (!STRCMP(s[i], "OffTheSpot"))
1211	R->input_style = (XIMPreeditArea | XIMStatusArea);
1212	else if (!STRCMP(s[i], "Root"))
1213	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1214
1215	for (j = 0; j < xim_styles->count_styles; j++)
1216	if (R->input_style == xim_styles->supported_styles[j]) {
1217	found = 1;
1218	break;
1219	}
1220	}
1221	for (i = 0; s[i]; i++)
1222	free(s[i]);
1223	free(s);
1224	XFree(xim_styles);
1225
1226	if (!found) {
1227	XCloseIM(xim);
1228	return False;
1229	}
1230
1231	ximcallback.callback = rxvt_IMDestroyCallback;
1232
1233	/* XXX: not sure why we need this (as well as IC one below) */
1234	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1235
1236	preedit_attr = status_attr = NULL;
1237
1238	if (R->input_style & XIMPreeditPosition) {
1239	rxvt_setSize(aR_ & rect);
1240	rxvt_setPosition(aR_ & spot);
1241	rxvt_setColor(aR_ & fg, &bg);
1242
1243	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1244	XNSpotLocation, &spot,
1245	XNForeground, fg, XNBackground, bg,
1246	//XNFontSet, R->TermWin.fontset,
1247	NULL);
1248	} else if (R->input_style & XIMPreeditArea) {
1249	rxvt_setColor(aR_ & fg, &bg);
1250
1251	/*
1252	* The necessary width of preedit area is unknown
1253	* until create input context.
1254	*/
1255	needed_rect.width = 0;
1256
1257	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNForeground, fg, XNBackground, bg,
1261	//XNFontSet, R->TermWin.fontset,
1262	NULL);
1263	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1264	XNForeground, fg, XNBackground, bg,
1265	//XNFontSet, R->TermWin.fontset,
1266	NULL);
1267	}
1268	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1269	XNClientWindow, R->TermWin.parent[0],
1270	XNFocusWindow, R->TermWin.parent[0],
1271	XNDestroyCallback, &ximcallback,
1272	preedit_attr ? XNPreeditAttributes : NULL,
1273	preedit_attr,
1274	status_attr ? XNStatusAttributes : NULL,
1275	status_attr, NULL);
1276	if (preedit_attr)
1277	XFree(preedit_attr);
1278	if (status_attr)
1279	XFree(status_attr);
1280	if (R->Input_Context == NULL) {
1281	rxvt_print_error("failed to create input context");
1282	XCloseIM(xim);
1283	return False;
1284	}
1285	if (R->input_style & XIMPreeditArea)
1286	rxvt_IMSetStatusPosition(aR);
1287	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1288	return True;
1289	}	1575	}
1290		1576
1291	/* EXTPROTO */
1292	void	1577	void
1293	rxvt_IMSetStatusPosition(pR)	1578	rxvt_term::update_background_cb (ev::timer &w, int revents)
1294	{	1579	{
1295	XRectangle preedit_rect, status_rect, *needed_rect;	1580	make_current ();
1296	XVaNestedList preedit_attr, status_attr;
1297		1581
1298	if (R->Input_Context == NULL	1582	update_background_ev.stop ();
1299	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1583	bgPixmap.render ();
1300	|| !rxvt_IMisRunning(aR))	1584	refresh_check ();
1301	return;
1302
1303	/* Getting the necessary width of preedit area */
1304	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);
1305	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);
1306	XFree(status_attr);
1307
1308	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);
1309
1310	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);
1311	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);
1312
1313	XSetICValues(R->Input_Context,
1314	XNPreeditAttributes, preedit_attr,
1315	XNStatusAttributes, status_attr, NULL);
1316
1317	XFree(preedit_attr);
1318	XFree(status_attr);
1319	}	1585	}
1320	#endif /* USE_XIM */
1321		1586
1322	/*----------------------------------------------------------------------*/	1587	#endif /* HAVE_BG_PIXMAP */
1323	rxvt_t rxvt_current_term;
1324		1588
1325	/*----------------------- end-of-file (C source) -----------------------*/	1589	/*----------------------- end-of-file (C source) -----------------------*/

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